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1fc2613ea7deb5c09325a335e16e72d1b9c50bd4
smartbooks/103ze/Debug/103ze_code.list
T
kevin 1fc2613ea7 由于不明原因Flash字库的头索引乱了，导致一直无法定位，重新计算了位置。 
给show str函数加入长度限制。

Signed-off-by: kevin <kevin@lmve.net>
2021-03-11 17:22:18 +08:00

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This file contains ambiguous Unicode characters
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103ze_code.elf: file format elf32-littlearm
Sections:
Idx Name Size VMA LMA File off Algn
0 .isr_vector 000001e4 08000000 08000000 00010000 2**0
CONTENTS, ALLOC, LOAD, READONLY, DATA
1 .text 00006664 080001e4 080001e4 000101e4 2**2
CONTENTS, ALLOC, LOAD, READONLY, CODE
2 .rodata 00000b9c 08006848 08006848 00016848 2**2
CONTENTS, ALLOC, LOAD, READONLY, DATA
3 .ARM.extab 00000000 080073e4 080073e4 00020088 2**0
CONTENTS
4 .ARM 00000000 080073e4 080073e4 00020088 2**0
CONTENTS
5 .preinit_array 00000000 080073e4 080073e4 00020088 2**0
CONTENTS, ALLOC, LOAD, DATA
6 .init_array 00000004 080073e4 080073e4 000173e4 2**2
CONTENTS, ALLOC, LOAD, DATA
7 .fini_array 00000004 080073e8 080073e8 000173e8 2**2
CONTENTS, ALLOC, LOAD, DATA
8 .data 00000088 20000000 080073ec 00020000 2**2
CONTENTS, ALLOC, LOAD, DATA
9 .bss 000007d8 20000088 08007474 00020088 2**2
ALLOC
10 ._user_heap_stack 00001000 20000860 08007474 00020860 2**0
ALLOC
11 .ARM.attributes 00000029 00000000 00000000 00020088 2**0
CONTENTS, READONLY
12 .debug_info 0000ed98 00000000 00000000 000200b1 2**0
CONTENTS, READONLY, DEBUGGING, OCTETS
13 .debug_abbrev 00002ced 00000000 00000000 0002ee49 2**0
CONTENTS, READONLY, DEBUGGING, OCTETS
14 .debug_aranges 00000c18 00000000 00000000 00031b38 2**3
CONTENTS, READONLY, DEBUGGING, OCTETS
15 .debug_ranges 00000ab0 00000000 00000000 00032750 2**3
CONTENTS, READONLY, DEBUGGING, OCTETS
16 .debug_macro 0001abc9 00000000 00000000 00033200 2**0
CONTENTS, READONLY, DEBUGGING, OCTETS
17 .debug_line 000102bc 00000000 00000000 0004ddc9 2**0
CONTENTS, READONLY, DEBUGGING, OCTETS
18 .debug_str 00093fbe 00000000 00000000 0005e085 2**0
CONTENTS, READONLY, DEBUGGING, OCTETS
19 .comment 00000053 00000000 00000000 000f2043 2**0
CONTENTS, READONLY
20 .debug_frame 000032d8 00000000 00000000 000f2098 2**2
CONTENTS, READONLY, DEBUGGING, OCTETS
Disassembly of section .text:
080001e4 <__do_global_dtors_aux>:
80001e4: b510 push {r4, lr}
80001e6: 4c05 ldr r4, [pc, #20] ; (80001fc <__do_global_dtors_aux+0x18>)
80001e8: 7823 ldrb r3, [r4, #0]
80001ea: b933 cbnz r3, 80001fa <__do_global_dtors_aux+0x16>
80001ec: 4b04 ldr r3, [pc, #16] ; (8000200 <__do_global_dtors_aux+0x1c>)
80001ee: b113 cbz r3, 80001f6 <__do_global_dtors_aux+0x12>
80001f0: 4804 ldr r0, [pc, #16] ; (8000204 <__do_global_dtors_aux+0x20>)
80001f2: f3af 8000 nop.w
80001f6: 2301 movs r3, #1
80001f8: 7023 strb r3, [r4, #0]
80001fa: bd10 pop {r4, pc}
80001fc: 20000088 .word 0x20000088
8000200: 00000000 .word 0x00000000
8000204: 08006830 .word 0x08006830
08000208 <frame_dummy>:
8000208: b508 push {r3, lr}
800020a: 4b03 ldr r3, [pc, #12] ; (8000218 <frame_dummy+0x10>)
800020c: b11b cbz r3, 8000216 <frame_dummy+0xe>
800020e: 4903 ldr r1, [pc, #12] ; (800021c <frame_dummy+0x14>)
8000210: 4803 ldr r0, [pc, #12] ; (8000220 <frame_dummy+0x18>)
8000212: f3af 8000 nop.w
8000216: bd08 pop {r3, pc}
8000218: 00000000 .word 0x00000000
800021c: 2000008c .word 0x2000008c
8000220: 08006830 .word 0x08006830
08000224 <main>:
/**
* @brief The application entry point.
* @retval int
*/
int main(void)
{
8000224: b580 push {r7, lr}
8000226: af00 add r7, sp, #0
/* USER CODE END 1 */
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
8000228: f000 fade bl 80007e8 <HAL_Init>
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
800022c: f000 f80b bl 8000246 <SystemClock_Config>
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
8000230: f000 f884 bl 800033c <MX_GPIO_Init>
MX_FSMC_Init();
8000234: f000 f908 bl 8000448 <MX_FSMC_Init>
MX_SPI2_Init();
8000238: f000 f84a bl 80002d0 <MX_SPI2_Init>
MX_FATFS_Init();
800023c: f002 f86e bl 800231c <MX_FATFS_Init>
/* USER CODE BEGIN 2 */
my_main();
8000240: f004 fa84 bl 800474c <my_main>
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
8000244: e7fe b.n 8000244 <main+0x20>
08000246 <SystemClock_Config>:
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
8000246: b580 push {r7, lr}
8000248: b090 sub sp, #64 ; 0x40
800024a: af00 add r7, sp, #0
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
800024c: f107 0318 add.w r3, r7, #24
8000250: 2228 movs r2, #40 ; 0x28
8000252: 2100 movs r1, #0
8000254: 4618 mov r0, r3
8000256: f005 fea9 bl 8005fac <memset>
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
800025a: 1d3b adds r3, r7, #4
800025c: 2200 movs r2, #0
800025e: 601a str r2, [r3, #0]
8000260: 605a str r2, [r3, #4]
8000262: 609a str r2, [r3, #8]
8000264: 60da str r2, [r3, #12]
8000266: 611a str r2, [r3, #16]
/** Initializes the RCC Oscillators according to the specified parameters
* in the RCC_OscInitTypeDef structure.
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
8000268: 2301 movs r3, #1
800026a: 61bb str r3, [r7, #24]
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
800026c: f44f 3380 mov.w r3, #65536 ; 0x10000
8000270: 61fb str r3, [r7, #28]
RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
8000272: 2300 movs r3, #0
8000274: 623b str r3, [r7, #32]
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
8000276: 2301 movs r3, #1
8000278: 62bb str r3, [r7, #40] ; 0x28
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
800027a: 2302 movs r3, #2
800027c: 637b str r3, [r7, #52] ; 0x34
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
800027e: f44f 3380 mov.w r3, #65536 ; 0x10000
8000282: 63bb str r3, [r7, #56] ; 0x38
RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
8000284: f44f 13e0 mov.w r3, #1835008 ; 0x1c0000
8000288: 63fb str r3, [r7, #60] ; 0x3c
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
800028a: f107 0318 add.w r3, r7, #24
800028e: 4618 mov r0, r3
8000290: f000 fdc0 bl 8000e14 <HAL_RCC_OscConfig>
8000294: 4603 mov r3, r0
8000296: 2b00 cmp r3, #0
8000298: d001 beq.n 800029e <SystemClock_Config+0x58>
{
Error_Handler();
800029a: f000 f939 bl 8000510 <Error_Handler>
}
/** Initializes the CPU, AHB and APB buses clocks
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
800029e: 230f movs r3, #15
80002a0: 607b str r3, [r7, #4]
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
80002a2: 2302 movs r3, #2
80002a4: 60bb str r3, [r7, #8]
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
80002a6: 2300 movs r3, #0
80002a8: 60fb str r3, [r7, #12]
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
80002aa: f44f 6380 mov.w r3, #1024 ; 0x400
80002ae: 613b str r3, [r7, #16]
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
80002b0: 2300 movs r3, #0
80002b2: 617b str r3, [r7, #20]
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
80002b4: 1d3b adds r3, r7, #4
80002b6: 2102 movs r1, #2
80002b8: 4618 mov r0, r3
80002ba: f001 f82b bl 8001314 <HAL_RCC_ClockConfig>
80002be: 4603 mov r3, r0
80002c0: 2b00 cmp r3, #0
80002c2: d001 beq.n 80002c8 <SystemClock_Config+0x82>
{
Error_Handler();
80002c4: f000 f924 bl 8000510 <Error_Handler>
}
}
80002c8: bf00 nop
80002ca: 3740 adds r7, #64 ; 0x40
80002cc: 46bd mov sp, r7
80002ce: bd80 pop {r7, pc}
080002d0 <MX_SPI2_Init>:
* @brief SPI2 Initialization Function
* @param None
* @retval None
*/
static void MX_SPI2_Init(void)
{
80002d0: b580 push {r7, lr}
80002d2: af00 add r7, sp, #0
/* USER CODE BEGIN SPI2_Init 1 */
/* USER CODE END SPI2_Init 1 */
/* SPI2 parameter configuration*/
hspi2.Instance = SPI2;
80002d4: 4b17 ldr r3, [pc, #92] ; (8000334 <MX_SPI2_Init+0x64>)
80002d6: 4a18 ldr r2, [pc, #96] ; (8000338 <MX_SPI2_Init+0x68>)
80002d8: 601a str r2, [r3, #0]
hspi2.Init.Mode = SPI_MODE_MASTER;
80002da: 4b16 ldr r3, [pc, #88] ; (8000334 <MX_SPI2_Init+0x64>)
80002dc: f44f 7282 mov.w r2, #260 ; 0x104
80002e0: 605a str r2, [r3, #4]
hspi2.Init.Direction = SPI_DIRECTION_2LINES;
80002e2: 4b14 ldr r3, [pc, #80] ; (8000334 <MX_SPI2_Init+0x64>)
80002e4: 2200 movs r2, #0
80002e6: 609a str r2, [r3, #8]
hspi2.Init.DataSize = SPI_DATASIZE_8BIT;
80002e8: 4b12 ldr r3, [pc, #72] ; (8000334 <MX_SPI2_Init+0x64>)
80002ea: 2200 movs r2, #0
80002ec: 60da str r2, [r3, #12]
hspi2.Init.CLKPolarity = SPI_POLARITY_LOW;
80002ee: 4b11 ldr r3, [pc, #68] ; (8000334 <MX_SPI2_Init+0x64>)
80002f0: 2200 movs r2, #0
80002f2: 611a str r2, [r3, #16]
hspi2.Init.CLKPhase = SPI_PHASE_1EDGE;
80002f4: 4b0f ldr r3, [pc, #60] ; (8000334 <MX_SPI2_Init+0x64>)
80002f6: 2200 movs r2, #0
80002f8: 615a str r2, [r3, #20]
hspi2.Init.NSS = SPI_NSS_SOFT;
80002fa: 4b0e ldr r3, [pc, #56] ; (8000334 <MX_SPI2_Init+0x64>)
80002fc: f44f 7200 mov.w r2, #512 ; 0x200
8000300: 619a str r2, [r3, #24]
hspi2.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
8000302: 4b0c ldr r3, [pc, #48] ; (8000334 <MX_SPI2_Init+0x64>)
8000304: 2200 movs r2, #0
8000306: 61da str r2, [r3, #28]
hspi2.Init.FirstBit = SPI_FIRSTBIT_MSB;
8000308: 4b0a ldr r3, [pc, #40] ; (8000334 <MX_SPI2_Init+0x64>)
800030a: 2200 movs r2, #0
800030c: 621a str r2, [r3, #32]
hspi2.Init.TIMode = SPI_TIMODE_DISABLE;
800030e: 4b09 ldr r3, [pc, #36] ; (8000334 <MX_SPI2_Init+0x64>)
8000310: 2200 movs r2, #0
8000312: 625a str r2, [r3, #36] ; 0x24
hspi2.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
8000314: 4b07 ldr r3, [pc, #28] ; (8000334 <MX_SPI2_Init+0x64>)
8000316: 2200 movs r2, #0
8000318: 629a str r2, [r3, #40] ; 0x28
hspi2.Init.CRCPolynomial = 10;
800031a: 4b06 ldr r3, [pc, #24] ; (8000334 <MX_SPI2_Init+0x64>)
800031c: 220a movs r2, #10
800031e: 62da str r2, [r3, #44] ; 0x2c
if (HAL_SPI_Init(&hspi2) != HAL_OK)
8000320: 4804 ldr r0, [pc, #16] ; (8000334 <MX_SPI2_Init+0x64>)
8000322: f001 f95f bl 80015e4 <HAL_SPI_Init>
8000326: 4603 mov r3, r0
8000328: 2b00 cmp r3, #0
800032a: d001 beq.n 8000330 <MX_SPI2_Init+0x60>
{
Error_Handler();
800032c: f000 f8f0 bl 8000510 <Error_Handler>
}
/* USER CODE BEGIN SPI2_Init 2 */
/* USER CODE END SPI2_Init 2 */
}
8000330: bf00 nop
8000332: bd80 pop {r7, pc}
8000334: 200000e4 .word 0x200000e4
8000338: 40003800 .word 0x40003800
0800033c <MX_GPIO_Init>:
* @brief GPIO Initialization Function
* @param None
* @retval None
*/
static void MX_GPIO_Init(void)
{
800033c: b580 push {r7, lr}
800033e: b08a sub sp, #40 ; 0x28
8000340: af00 add r7, sp, #0
GPIO_InitTypeDef GPIO_InitStruct = {0};
8000342: f107 0318 add.w r3, r7, #24
8000346: 2200 movs r2, #0
8000348: 601a str r2, [r3, #0]
800034a: 605a str r2, [r3, #4]
800034c: 609a str r2, [r3, #8]
800034e: 60da str r2, [r3, #12]
/* GPIO Ports Clock Enable */
__HAL_RCC_GPIOB_CLK_ENABLE();
8000350: 4b3a ldr r3, [pc, #232] ; (800043c <MX_GPIO_Init+0x100>)
8000352: 699b ldr r3, [r3, #24]
8000354: 4a39 ldr r2, [pc, #228] ; (800043c <MX_GPIO_Init+0x100>)
8000356: f043 0308 orr.w r3, r3, #8
800035a: 6193 str r3, [r2, #24]
800035c: 4b37 ldr r3, [pc, #220] ; (800043c <MX_GPIO_Init+0x100>)
800035e: 699b ldr r3, [r3, #24]
8000360: f003 0308 and.w r3, r3, #8
8000364: 617b str r3, [r7, #20]
8000366: 697b ldr r3, [r7, #20]
__HAL_RCC_GPIOG_CLK_ENABLE();
8000368: 4b34 ldr r3, [pc, #208] ; (800043c <MX_GPIO_Init+0x100>)
800036a: 699b ldr r3, [r3, #24]
800036c: 4a33 ldr r2, [pc, #204] ; (800043c <MX_GPIO_Init+0x100>)
800036e: f443 7380 orr.w r3, r3, #256 ; 0x100
8000372: 6193 str r3, [r2, #24]
8000374: 4b31 ldr r3, [pc, #196] ; (800043c <MX_GPIO_Init+0x100>)
8000376: 699b ldr r3, [r3, #24]
8000378: f403 7380 and.w r3, r3, #256 ; 0x100
800037c: 613b str r3, [r7, #16]
800037e: 693b ldr r3, [r7, #16]
__HAL_RCC_GPIOE_CLK_ENABLE();
8000380: 4b2e ldr r3, [pc, #184] ; (800043c <MX_GPIO_Init+0x100>)
8000382: 699b ldr r3, [r3, #24]
8000384: 4a2d ldr r2, [pc, #180] ; (800043c <MX_GPIO_Init+0x100>)
8000386: f043 0340 orr.w r3, r3, #64 ; 0x40
800038a: 6193 str r3, [r2, #24]
800038c: 4b2b ldr r3, [pc, #172] ; (800043c <MX_GPIO_Init+0x100>)
800038e: 699b ldr r3, [r3, #24]
8000390: f003 0340 and.w r3, r3, #64 ; 0x40
8000394: 60fb str r3, [r7, #12]
8000396: 68fb ldr r3, [r7, #12]
__HAL_RCC_GPIOD_CLK_ENABLE();
8000398: 4b28 ldr r3, [pc, #160] ; (800043c <MX_GPIO_Init+0x100>)
800039a: 699b ldr r3, [r3, #24]
800039c: 4a27 ldr r2, [pc, #156] ; (800043c <MX_GPIO_Init+0x100>)
800039e: f043 0320 orr.w r3, r3, #32
80003a2: 6193 str r3, [r2, #24]
80003a4: 4b25 ldr r3, [pc, #148] ; (800043c <MX_GPIO_Init+0x100>)
80003a6: 699b ldr r3, [r3, #24]
80003a8: f003 0320 and.w r3, r3, #32
80003ac: 60bb str r3, [r7, #8]
80003ae: 68bb ldr r3, [r7, #8]
__HAL_RCC_GPIOA_CLK_ENABLE();
80003b0: 4b22 ldr r3, [pc, #136] ; (800043c <MX_GPIO_Init+0x100>)
80003b2: 699b ldr r3, [r3, #24]
80003b4: 4a21 ldr r2, [pc, #132] ; (800043c <MX_GPIO_Init+0x100>)
80003b6: f043 0304 orr.w r3, r3, #4
80003ba: 6193 str r3, [r2, #24]
80003bc: 4b1f ldr r3, [pc, #124] ; (800043c <MX_GPIO_Init+0x100>)
80003be: 699b ldr r3, [r3, #24]
80003c0: f003 0304 and.w r3, r3, #4
80003c4: 607b str r3, [r7, #4]
80003c6: 687b ldr r3, [r7, #4]
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOB, LCD_BL_Pin|FLASH_E_Pin, GPIO_PIN_RESET);
80003c8: 2200 movs r2, #0
80003ca: f241 0101 movw r1, #4097 ; 0x1001
80003ce: 481c ldr r0, [pc, #112] ; (8000440 <MX_GPIO_Init+0x104>)
80003d0: f000 fd08 bl 8000de4 <HAL_GPIO_WritePin>
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(SD_E_GPIO_Port, SD_E_Pin, GPIO_PIN_RESET);
80003d4: 2200 movs r2, #0
80003d6: 2104 movs r1, #4
80003d8: 481a ldr r0, [pc, #104] ; (8000444 <MX_GPIO_Init+0x108>)
80003da: f000 fd03 bl 8000de4 <HAL_GPIO_WritePin>
/*Configure GPIO pin : LCD_BL_Pin */
GPIO_InitStruct.Pin = LCD_BL_Pin;
80003de: 2301 movs r3, #1
80003e0: 61bb str r3, [r7, #24]
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
80003e2: 2301 movs r3, #1
80003e4: 61fb str r3, [r7, #28]
GPIO_InitStruct.Pull = GPIO_NOPULL;
80003e6: 2300 movs r3, #0
80003e8: 623b str r3, [r7, #32]
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
80003ea: 2302 movs r3, #2
80003ec: 627b str r3, [r7, #36] ; 0x24
HAL_GPIO_Init(LCD_BL_GPIO_Port, &GPIO_InitStruct);
80003ee: f107 0318 add.w r3, r7, #24
80003f2: 4619 mov r1, r3
80003f4: 4812 ldr r0, [pc, #72] ; (8000440 <MX_GPIO_Init+0x104>)
80003f6: f000 fb61 bl 8000abc <HAL_GPIO_Init>
/*Configure GPIO pin : FLASH_E_Pin */
GPIO_InitStruct.Pin = FLASH_E_Pin;
80003fa: f44f 5380 mov.w r3, #4096 ; 0x1000
80003fe: 61bb str r3, [r7, #24]
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
8000400: 2301 movs r3, #1
8000402: 61fb str r3, [r7, #28]
GPIO_InitStruct.Pull = GPIO_NOPULL;
8000404: 2300 movs r3, #0
8000406: 623b str r3, [r7, #32]
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
8000408: 2303 movs r3, #3
800040a: 627b str r3, [r7, #36] ; 0x24
HAL_GPIO_Init(FLASH_E_GPIO_Port, &GPIO_InitStruct);
800040c: f107 0318 add.w r3, r7, #24
8000410: 4619 mov r1, r3
8000412: 480b ldr r0, [pc, #44] ; (8000440 <MX_GPIO_Init+0x104>)
8000414: f000 fb52 bl 8000abc <HAL_GPIO_Init>
/*Configure GPIO pin : SD_E_Pin */
GPIO_InitStruct.Pin = SD_E_Pin;
8000418: 2304 movs r3, #4
800041a: 61bb str r3, [r7, #24]
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
800041c: 2301 movs r3, #1
800041e: 61fb str r3, [r7, #28]
GPIO_InitStruct.Pull = GPIO_NOPULL;
8000420: 2300 movs r3, #0
8000422: 623b str r3, [r7, #32]
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
8000424: 2303 movs r3, #3
8000426: 627b str r3, [r7, #36] ; 0x24
HAL_GPIO_Init(SD_E_GPIO_Port, &GPIO_InitStruct);
8000428: f107 0318 add.w r3, r7, #24
800042c: 4619 mov r1, r3
800042e: 4805 ldr r0, [pc, #20] ; (8000444 <MX_GPIO_Init+0x108>)
8000430: f000 fb44 bl 8000abc <HAL_GPIO_Init>
}
8000434: bf00 nop
8000436: 3728 adds r7, #40 ; 0x28
8000438: 46bd mov sp, r7
800043a: bd80 pop {r7, pc}
800043c: 40021000 .word 0x40021000
8000440: 40010c00 .word 0x40010c00
8000444: 40011400 .word 0x40011400
08000448 <MX_FSMC_Init>:
/* FSMC initialization function */
static void MX_FSMC_Init(void)
{
8000448: b580 push {r7, lr}
800044a: b088 sub sp, #32
800044c: af00 add r7, sp, #0
/* USER CODE BEGIN FSMC_Init 0 */
/* USER CODE END FSMC_Init 0 */
FSMC_NORSRAM_TimingTypeDef Timing = {0};
800044e: 1d3b adds r3, r7, #4
8000450: 2200 movs r2, #0
8000452: 601a str r2, [r3, #0]
8000454: 605a str r2, [r3, #4]
8000456: 609a str r2, [r3, #8]
8000458: 60da str r2, [r3, #12]
800045a: 611a str r2, [r3, #16]
800045c: 615a str r2, [r3, #20]
800045e: 619a str r2, [r3, #24]
/* USER CODE END FSMC_Init 1 */
/** Perform the SRAM1 memory initialization sequence
*/
hsram1.Instance = FSMC_NORSRAM_DEVICE;
8000460: 4b28 ldr r3, [pc, #160] ; (8000504 <MX_FSMC_Init+0xbc>)
8000462: f04f 4220 mov.w r2, #2684354560 ; 0xa0000000
8000466: 601a str r2, [r3, #0]
hsram1.Extended = FSMC_NORSRAM_EXTENDED_DEVICE;
8000468: 4b26 ldr r3, [pc, #152] ; (8000504 <MX_FSMC_Init+0xbc>)
800046a: 4a27 ldr r2, [pc, #156] ; (8000508 <MX_FSMC_Init+0xc0>)
800046c: 605a str r2, [r3, #4]
/* hsram1.Init */
hsram1.Init.NSBank = FSMC_NORSRAM_BANK4;
800046e: 4b25 ldr r3, [pc, #148] ; (8000504 <MX_FSMC_Init+0xbc>)
8000470: 2206 movs r2, #6
8000472: 609a str r2, [r3, #8]
hsram1.Init.DataAddressMux = FSMC_DATA_ADDRESS_MUX_DISABLE;
8000474: 4b23 ldr r3, [pc, #140] ; (8000504 <MX_FSMC_Init+0xbc>)
8000476: 2200 movs r2, #0
8000478: 60da str r2, [r3, #12]
hsram1.Init.MemoryType = FSMC_MEMORY_TYPE_SRAM;
800047a: 4b22 ldr r3, [pc, #136] ; (8000504 <MX_FSMC_Init+0xbc>)
800047c: 2200 movs r2, #0
800047e: 611a str r2, [r3, #16]
hsram1.Init.MemoryDataWidth = FSMC_NORSRAM_MEM_BUS_WIDTH_16;
8000480: 4b20 ldr r3, [pc, #128] ; (8000504 <MX_FSMC_Init+0xbc>)
8000482: 2210 movs r2, #16
8000484: 615a str r2, [r3, #20]
hsram1.Init.BurstAccessMode = FSMC_BURST_ACCESS_MODE_DISABLE;
8000486: 4b1f ldr r3, [pc, #124] ; (8000504 <MX_FSMC_Init+0xbc>)
8000488: 2200 movs r2, #0
800048a: 619a str r2, [r3, #24]
hsram1.Init.WaitSignalPolarity = FSMC_WAIT_SIGNAL_POLARITY_LOW;
800048c: 4b1d ldr r3, [pc, #116] ; (8000504 <MX_FSMC_Init+0xbc>)
800048e: 2200 movs r2, #0
8000490: 61da str r2, [r3, #28]
hsram1.Init.WrapMode = FSMC_WRAP_MODE_DISABLE;
8000492: 4b1c ldr r3, [pc, #112] ; (8000504 <MX_FSMC_Init+0xbc>)
8000494: 2200 movs r2, #0
8000496: 621a str r2, [r3, #32]
hsram1.Init.WaitSignalActive = FSMC_WAIT_TIMING_BEFORE_WS;
8000498: 4b1a ldr r3, [pc, #104] ; (8000504 <MX_FSMC_Init+0xbc>)
800049a: 2200 movs r2, #0
800049c: 625a str r2, [r3, #36] ; 0x24
hsram1.Init.WriteOperation = FSMC_WRITE_OPERATION_ENABLE;
800049e: 4b19 ldr r3, [pc, #100] ; (8000504 <MX_FSMC_Init+0xbc>)
80004a0: f44f 5280 mov.w r2, #4096 ; 0x1000
80004a4: 629a str r2, [r3, #40] ; 0x28
hsram1.Init.WaitSignal = FSMC_WAIT_SIGNAL_DISABLE;
80004a6: 4b17 ldr r3, [pc, #92] ; (8000504 <MX_FSMC_Init+0xbc>)
80004a8: 2200 movs r2, #0
80004aa: 62da str r2, [r3, #44] ; 0x2c
hsram1.Init.ExtendedMode = FSMC_EXTENDED_MODE_DISABLE;
80004ac: 4b15 ldr r3, [pc, #84] ; (8000504 <MX_FSMC_Init+0xbc>)
80004ae: 2200 movs r2, #0
80004b0: 631a str r2, [r3, #48] ; 0x30
hsram1.Init.AsynchronousWait = FSMC_ASYNCHRONOUS_WAIT_DISABLE;
80004b2: 4b14 ldr r3, [pc, #80] ; (8000504 <MX_FSMC_Init+0xbc>)
80004b4: 2200 movs r2, #0
80004b6: 635a str r2, [r3, #52] ; 0x34
hsram1.Init.WriteBurst = FSMC_WRITE_BURST_DISABLE;
80004b8: 4b12 ldr r3, [pc, #72] ; (8000504 <MX_FSMC_Init+0xbc>)
80004ba: 2200 movs r2, #0
80004bc: 639a str r2, [r3, #56] ; 0x38
/* Timing */
Timing.AddressSetupTime = 0;
80004be: 2300 movs r3, #0
80004c0: 607b str r3, [r7, #4]
Timing.AddressHoldTime = 15;
80004c2: 230f movs r3, #15
80004c4: 60bb str r3, [r7, #8]
Timing.DataSetupTime = 1;
80004c6: 2301 movs r3, #1
80004c8: 60fb str r3, [r7, #12]
Timing.BusTurnAroundDuration = 15;
80004ca: 230f movs r3, #15
80004cc: 613b str r3, [r7, #16]
Timing.CLKDivision = 16;
80004ce: 2310 movs r3, #16
80004d0: 617b str r3, [r7, #20]
Timing.DataLatency = 17;
80004d2: 2311 movs r3, #17
80004d4: 61bb str r3, [r7, #24]
Timing.AccessMode = FSMC_ACCESS_MODE_A;
80004d6: 2300 movs r3, #0
80004d8: 61fb str r3, [r7, #28]
/* ExtTiming */
if (HAL_SRAM_Init(&hsram1, &Timing, NULL) != HAL_OK)
80004da: 1d3b adds r3, r7, #4
80004dc: 2200 movs r2, #0
80004de: 4619 mov r1, r3
80004e0: 4808 ldr r0, [pc, #32] ; (8000504 <MX_FSMC_Init+0xbc>)
80004e2: f001 fdf7 bl 80020d4 <HAL_SRAM_Init>
80004e6: 4603 mov r3, r0
80004e8: 2b00 cmp r3, #0
80004ea: d001 beq.n 80004f0 <MX_FSMC_Init+0xa8>
{
Error_Handler( );
80004ec: f000 f810 bl 8000510 <Error_Handler>
}
/** Disconnect NADV
*/
__HAL_AFIO_FSMCNADV_DISCONNECTED();
80004f0: 4b06 ldr r3, [pc, #24] ; (800050c <MX_FSMC_Init+0xc4>)
80004f2: 69db ldr r3, [r3, #28]
80004f4: 4a05 ldr r2, [pc, #20] ; (800050c <MX_FSMC_Init+0xc4>)
80004f6: f443 6380 orr.w r3, r3, #1024 ; 0x400
80004fa: 61d3 str r3, [r2, #28]
/* USER CODE BEGIN FSMC_Init 2 */
/* USER CODE END FSMC_Init 2 */
}
80004fc: bf00 nop
80004fe: 3720 adds r7, #32
8000500: 46bd mov sp, r7
8000502: bd80 pop {r7, pc}
8000504: 2000013c .word 0x2000013c
8000508: a0000104 .word 0xa0000104
800050c: 40010000 .word 0x40010000
08000510 <Error_Handler>:
/**
* @brief This function is executed in case of error occurrence.
* @retval None
*/
void Error_Handler(void)
{
8000510: b480 push {r7}
8000512: af00 add r7, sp, #0
\details Disables IRQ interrupts by setting the I-bit in the CPSR.
Can only be executed in Privileged modes.
*/
__STATIC_FORCEINLINE void __disable_irq(void)
{
__ASM volatile ("cpsid i" : : : "memory");
8000514: b672 cpsid i
}
8000516: bf00 nop
/* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */
__disable_irq();
while (1)
8000518: e7fe b.n 8000518 <Error_Handler+0x8>
...
0800051c <HAL_MspInit>:
/* USER CODE END 0 */
/**
* Initializes the Global MSP.
*/
void HAL_MspInit(void)
{
800051c: b480 push {r7}
800051e: b085 sub sp, #20
8000520: af00 add r7, sp, #0
/* USER CODE BEGIN MspInit 0 */
/* USER CODE END MspInit 0 */
__HAL_RCC_AFIO_CLK_ENABLE();
8000522: 4b15 ldr r3, [pc, #84] ; (8000578 <HAL_MspInit+0x5c>)
8000524: 699b ldr r3, [r3, #24]
8000526: 4a14 ldr r2, [pc, #80] ; (8000578 <HAL_MspInit+0x5c>)
8000528: f043 0301 orr.w r3, r3, #1
800052c: 6193 str r3, [r2, #24]
800052e: 4b12 ldr r3, [pc, #72] ; (8000578 <HAL_MspInit+0x5c>)
8000530: 699b ldr r3, [r3, #24]
8000532: f003 0301 and.w r3, r3, #1
8000536: 60bb str r3, [r7, #8]
8000538: 68bb ldr r3, [r7, #8]
__HAL_RCC_PWR_CLK_ENABLE();
800053a: 4b0f ldr r3, [pc, #60] ; (8000578 <HAL_MspInit+0x5c>)
800053c: 69db ldr r3, [r3, #28]
800053e: 4a0e ldr r2, [pc, #56] ; (8000578 <HAL_MspInit+0x5c>)
8000540: f043 5380 orr.w r3, r3, #268435456 ; 0x10000000
8000544: 61d3 str r3, [r2, #28]
8000546: 4b0c ldr r3, [pc, #48] ; (8000578 <HAL_MspInit+0x5c>)
8000548: 69db ldr r3, [r3, #28]
800054a: f003 5380 and.w r3, r3, #268435456 ; 0x10000000
800054e: 607b str r3, [r7, #4]
8000550: 687b ldr r3, [r7, #4]
/* System interrupt init*/
/** NOJTAG: JTAG-DP Disabled and SW-DP Enabled
*/
__HAL_AFIO_REMAP_SWJ_NOJTAG();
8000552: 4b0a ldr r3, [pc, #40] ; (800057c <HAL_MspInit+0x60>)
8000554: 685b ldr r3, [r3, #4]
8000556: 60fb str r3, [r7, #12]
8000558: 68fb ldr r3, [r7, #12]
800055a: f023 63e0 bic.w r3, r3, #117440512 ; 0x7000000
800055e: 60fb str r3, [r7, #12]
8000560: 68fb ldr r3, [r7, #12]
8000562: f043 7300 orr.w r3, r3, #33554432 ; 0x2000000
8000566: 60fb str r3, [r7, #12]
8000568: 4a04 ldr r2, [pc, #16] ; (800057c <HAL_MspInit+0x60>)
800056a: 68fb ldr r3, [r7, #12]
800056c: 6053 str r3, [r2, #4]
/* USER CODE BEGIN MspInit 1 */
/* USER CODE END MspInit 1 */
}
800056e: bf00 nop
8000570: 3714 adds r7, #20
8000572: 46bd mov sp, r7
8000574: bc80 pop {r7}
8000576: 4770 bx lr
8000578: 40021000 .word 0x40021000
800057c: 40010000 .word 0x40010000
08000580 <HAL_SPI_MspInit>:
* This function configures the hardware resources used in this example
* @param hspi: SPI handle pointer
* @retval None
*/
void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)
{
8000580: b580 push {r7, lr}
8000582: b088 sub sp, #32
8000584: af00 add r7, sp, #0
8000586: 6078 str r0, [r7, #4]
GPIO_InitTypeDef GPIO_InitStruct = {0};
8000588: f107 0310 add.w r3, r7, #16
800058c: 2200 movs r2, #0
800058e: 601a str r2, [r3, #0]
8000590: 605a str r2, [r3, #4]
8000592: 609a str r2, [r3, #8]
8000594: 60da str r2, [r3, #12]
if(hspi->Instance==SPI2)
8000596: 687b ldr r3, [r7, #4]
8000598: 681b ldr r3, [r3, #0]
800059a: 4a1c ldr r2, [pc, #112] ; (800060c <HAL_SPI_MspInit+0x8c>)
800059c: 4293 cmp r3, r2
800059e: d131 bne.n 8000604 <HAL_SPI_MspInit+0x84>
{
/* USER CODE BEGIN SPI2_MspInit 0 */
/* USER CODE END SPI2_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_SPI2_CLK_ENABLE();
80005a0: 4b1b ldr r3, [pc, #108] ; (8000610 <HAL_SPI_MspInit+0x90>)
80005a2: 69db ldr r3, [r3, #28]
80005a4: 4a1a ldr r2, [pc, #104] ; (8000610 <HAL_SPI_MspInit+0x90>)
80005a6: f443 4380 orr.w r3, r3, #16384 ; 0x4000
80005aa: 61d3 str r3, [r2, #28]
80005ac: 4b18 ldr r3, [pc, #96] ; (8000610 <HAL_SPI_MspInit+0x90>)
80005ae: 69db ldr r3, [r3, #28]
80005b0: f403 4380 and.w r3, r3, #16384 ; 0x4000
80005b4: 60fb str r3, [r7, #12]
80005b6: 68fb ldr r3, [r7, #12]
__HAL_RCC_GPIOB_CLK_ENABLE();
80005b8: 4b15 ldr r3, [pc, #84] ; (8000610 <HAL_SPI_MspInit+0x90>)
80005ba: 699b ldr r3, [r3, #24]
80005bc: 4a14 ldr r2, [pc, #80] ; (8000610 <HAL_SPI_MspInit+0x90>)
80005be: f043 0308 orr.w r3, r3, #8
80005c2: 6193 str r3, [r2, #24]
80005c4: 4b12 ldr r3, [pc, #72] ; (8000610 <HAL_SPI_MspInit+0x90>)
80005c6: 699b ldr r3, [r3, #24]
80005c8: f003 0308 and.w r3, r3, #8
80005cc: 60bb str r3, [r7, #8]
80005ce: 68bb ldr r3, [r7, #8]
/**SPI2 GPIO Configuration
PB13 ------> SPI2_SCK
PB14 ------> SPI2_MISO
PB15 ------> SPI2_MOSI
*/
GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_15;
80005d0: f44f 4320 mov.w r3, #40960 ; 0xa000
80005d4: 613b str r3, [r7, #16]
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
80005d6: 2302 movs r3, #2
80005d8: 617b str r3, [r7, #20]
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
80005da: 2303 movs r3, #3
80005dc: 61fb str r3, [r7, #28]
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
80005de: f107 0310 add.w r3, r7, #16
80005e2: 4619 mov r1, r3
80005e4: 480b ldr r0, [pc, #44] ; (8000614 <HAL_SPI_MspInit+0x94>)
80005e6: f000 fa69 bl 8000abc <HAL_GPIO_Init>
GPIO_InitStruct.Pin = GPIO_PIN_14;
80005ea: f44f 4380 mov.w r3, #16384 ; 0x4000
80005ee: 613b str r3, [r7, #16]
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
80005f0: 2300 movs r3, #0
80005f2: 617b str r3, [r7, #20]
GPIO_InitStruct.Pull = GPIO_NOPULL;
80005f4: 2300 movs r3, #0
80005f6: 61bb str r3, [r7, #24]
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
80005f8: f107 0310 add.w r3, r7, #16
80005fc: 4619 mov r1, r3
80005fe: 4805 ldr r0, [pc, #20] ; (8000614 <HAL_SPI_MspInit+0x94>)
8000600: f000 fa5c bl 8000abc <HAL_GPIO_Init>
/* USER CODE BEGIN SPI2_MspInit 1 */
/* USER CODE END SPI2_MspInit 1 */
}
}
8000604: bf00 nop
8000606: 3720 adds r7, #32
8000608: 46bd mov sp, r7
800060a: bd80 pop {r7, pc}
800060c: 40003800 .word 0x40003800
8000610: 40021000 .word 0x40021000
8000614: 40010c00 .word 0x40010c00
08000618 <HAL_FSMC_MspInit>:
}
static uint32_t FSMC_Initialized = 0;
static void HAL_FSMC_MspInit(void){
8000618: b580 push {r7, lr}
800061a: b086 sub sp, #24
800061c: af00 add r7, sp, #0
/* USER CODE BEGIN FSMC_MspInit 0 */
/* USER CODE END FSMC_MspInit 0 */
GPIO_InitTypeDef GPIO_InitStruct ={0};
800061e: f107 0308 add.w r3, r7, #8
8000622: 2200 movs r2, #0
8000624: 601a str r2, [r3, #0]
8000626: 605a str r2, [r3, #4]
8000628: 609a str r2, [r3, #8]
800062a: 60da str r2, [r3, #12]
if (FSMC_Initialized) {
800062c: 4b1f ldr r3, [pc, #124] ; (80006ac <HAL_FSMC_MspInit+0x94>)
800062e: 681b ldr r3, [r3, #0]
8000630: 2b00 cmp r3, #0
8000632: d136 bne.n 80006a2 <HAL_FSMC_MspInit+0x8a>
return;
}
FSMC_Initialized = 1;
8000634: 4b1d ldr r3, [pc, #116] ; (80006ac <HAL_FSMC_MspInit+0x94>)
8000636: 2201 movs r2, #1
8000638: 601a str r2, [r3, #0]
/* Peripheral clock enable */
__HAL_RCC_FSMC_CLK_ENABLE();
800063a: 4b1d ldr r3, [pc, #116] ; (80006b0 <HAL_FSMC_MspInit+0x98>)
800063c: 695b ldr r3, [r3, #20]
800063e: 4a1c ldr r2, [pc, #112] ; (80006b0 <HAL_FSMC_MspInit+0x98>)
8000640: f443 7380 orr.w r3, r3, #256 ; 0x100
8000644: 6153 str r3, [r2, #20]
8000646: 4b1a ldr r3, [pc, #104] ; (80006b0 <HAL_FSMC_MspInit+0x98>)
8000648: 695b ldr r3, [r3, #20]
800064a: f403 7380 and.w r3, r3, #256 ; 0x100
800064e: 607b str r3, [r7, #4]
8000650: 687b ldr r3, [r7, #4]
PD1 ------> FSMC_D3
PD4 ------> FSMC_NOE
PD5 ------> FSMC_NWE
PG12 ------> FSMC_NE4
*/
GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_12;
8000652: f241 0301 movw r3, #4097 ; 0x1001
8000656: 60bb str r3, [r7, #8]
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
8000658: 2302 movs r3, #2
800065a: 60fb str r3, [r7, #12]
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
800065c: 2303 movs r3, #3
800065e: 617b str r3, [r7, #20]
HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
8000660: f107 0308 add.w r3, r7, #8
8000664: 4619 mov r1, r3
8000666: 4813 ldr r0, [pc, #76] ; (80006b4 <HAL_FSMC_MspInit+0x9c>)
8000668: f000 fa28 bl 8000abc <HAL_GPIO_Init>
GPIO_InitStruct.Pin = GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10
800066c: f64f 7380 movw r3, #65408 ; 0xff80
8000670: 60bb str r3, [r7, #8]
|GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14
|GPIO_PIN_15;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
8000672: 2302 movs r3, #2
8000674: 60fb str r3, [r7, #12]
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
8000676: 2303 movs r3, #3
8000678: 617b str r3, [r7, #20]
HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
800067a: f107 0308 add.w r3, r7, #8
800067e: 4619 mov r1, r3
8000680: 480d ldr r0, [pc, #52] ; (80006b8 <HAL_FSMC_MspInit+0xa0>)
8000682: f000 fa1b bl 8000abc <HAL_GPIO_Init>
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_14
8000686: f24c 7333 movw r3, #50995 ; 0xc733
800068a: 60bb str r3, [r7, #8]
|GPIO_PIN_15|GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_4
|GPIO_PIN_5;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
800068c: 2302 movs r3, #2
800068e: 60fb str r3, [r7, #12]
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
8000690: 2303 movs r3, #3
8000692: 617b str r3, [r7, #20]
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
8000694: f107 0308 add.w r3, r7, #8
8000698: 4619 mov r1, r3
800069a: 4808 ldr r0, [pc, #32] ; (80006bc <HAL_FSMC_MspInit+0xa4>)
800069c: f000 fa0e bl 8000abc <HAL_GPIO_Init>
80006a0: e000 b.n 80006a4 <HAL_FSMC_MspInit+0x8c>
return;
80006a2: bf00 nop
/* USER CODE BEGIN FSMC_MspInit 1 */
/* USER CODE END FSMC_MspInit 1 */
}
80006a4: 3718 adds r7, #24
80006a6: 46bd mov sp, r7
80006a8: bd80 pop {r7, pc}
80006aa: bf00 nop
80006ac: 200000a4 .word 0x200000a4
80006b0: 40021000 .word 0x40021000
80006b4: 40012000 .word 0x40012000
80006b8: 40011800 .word 0x40011800
80006bc: 40011400 .word 0x40011400
080006c0 <HAL_SRAM_MspInit>:
void HAL_SRAM_MspInit(SRAM_HandleTypeDef* hsram){
80006c0: b580 push {r7, lr}
80006c2: b082 sub sp, #8
80006c4: af00 add r7, sp, #0
80006c6: 6078 str r0, [r7, #4]
/* USER CODE BEGIN SRAM_MspInit 0 */
/* USER CODE END SRAM_MspInit 0 */
HAL_FSMC_MspInit();
80006c8: f7ff ffa6 bl 8000618 <HAL_FSMC_MspInit>
/* USER CODE BEGIN SRAM_MspInit 1 */
/* USER CODE END SRAM_MspInit 1 */
}
80006cc: bf00 nop
80006ce: 3708 adds r7, #8
80006d0: 46bd mov sp, r7
80006d2: bd80 pop {r7, pc}
080006d4 <NMI_Handler>:
/******************************************************************************/
/**
* @brief This function handles Non maskable interrupt.
*/
void NMI_Handler(void)
{
80006d4: b480 push {r7}
80006d6: af00 add r7, sp, #0
/* USER CODE BEGIN NonMaskableInt_IRQn 0 */
/* USER CODE END NonMaskableInt_IRQn 0 */
/* USER CODE BEGIN NonMaskableInt_IRQn 1 */
while (1)
80006d8: e7fe b.n 80006d8 <NMI_Handler+0x4>
080006da <HardFault_Handler>:
/**
* @brief This function handles Hard fault interrupt.
*/
void HardFault_Handler(void)
{
80006da: b480 push {r7}
80006dc: af00 add r7, sp, #0
/* USER CODE BEGIN HardFault_IRQn 0 */
/* USER CODE END HardFault_IRQn 0 */
while (1)
80006de: e7fe b.n 80006de <HardFault_Handler+0x4>
080006e0 <MemManage_Handler>:
/**
* @brief This function handles Memory management fault.
*/
void MemManage_Handler(void)
{
80006e0: b480 push {r7}
80006e2: af00 add r7, sp, #0
/* USER CODE BEGIN MemoryManagement_IRQn 0 */
/* USER CODE END MemoryManagement_IRQn 0 */
while (1)
80006e4: e7fe b.n 80006e4 <MemManage_Handler+0x4>
080006e6 <BusFault_Handler>:
/**
* @brief This function handles Prefetch fault, memory access fault.
*/
void BusFault_Handler(void)
{
80006e6: b480 push {r7}
80006e8: af00 add r7, sp, #0
/* USER CODE BEGIN BusFault_IRQn 0 */
/* USER CODE END BusFault_IRQn 0 */
while (1)
80006ea: e7fe b.n 80006ea <BusFault_Handler+0x4>
080006ec <UsageFault_Handler>:
/**
* @brief This function handles Undefined instruction or illegal state.
*/
void UsageFault_Handler(void)
{
80006ec: b480 push {r7}
80006ee: af00 add r7, sp, #0
/* USER CODE BEGIN UsageFault_IRQn 0 */
/* USER CODE END UsageFault_IRQn 0 */
while (1)
80006f0: e7fe b.n 80006f0 <UsageFault_Handler+0x4>
080006f2 <SVC_Handler>:
/**
* @brief This function handles System service call via SWI instruction.
*/
void SVC_Handler(void)
{
80006f2: b480 push {r7}
80006f4: af00 add r7, sp, #0
/* USER CODE END SVCall_IRQn 0 */
/* USER CODE BEGIN SVCall_IRQn 1 */
/* USER CODE END SVCall_IRQn 1 */
}
80006f6: bf00 nop
80006f8: 46bd mov sp, r7
80006fa: bc80 pop {r7}
80006fc: 4770 bx lr
080006fe <DebugMon_Handler>:
/**
* @brief This function handles Debug monitor.
*/
void DebugMon_Handler(void)
{
80006fe: b480 push {r7}
8000700: af00 add r7, sp, #0
/* USER CODE END DebugMonitor_IRQn 0 */
/* USER CODE BEGIN DebugMonitor_IRQn 1 */
/* USER CODE END DebugMonitor_IRQn 1 */
}
8000702: bf00 nop
8000704: 46bd mov sp, r7
8000706: bc80 pop {r7}
8000708: 4770 bx lr
0800070a <PendSV_Handler>:
/**
* @brief This function handles Pendable request for system service.
*/
void PendSV_Handler(void)
{
800070a: b480 push {r7}
800070c: af00 add r7, sp, #0
/* USER CODE END PendSV_IRQn 0 */
/* USER CODE BEGIN PendSV_IRQn 1 */
/* USER CODE END PendSV_IRQn 1 */
}
800070e: bf00 nop
8000710: 46bd mov sp, r7
8000712: bc80 pop {r7}
8000714: 4770 bx lr
08000716 <SysTick_Handler>:
/**
* @brief This function handles System tick timer.
*/
void SysTick_Handler(void)
{
8000716: b580 push {r7, lr}
8000718: af00 add r7, sp, #0
/* USER CODE BEGIN SysTick_IRQn 0 */
/* USER CODE END SysTick_IRQn 0 */
HAL_IncTick();
800071a: f000 f8ab bl 8000874 <HAL_IncTick>
/* USER CODE BEGIN SysTick_IRQn 1 */
/* USER CODE END SysTick_IRQn 1 */
}
800071e: bf00 nop
8000720: bd80 pop {r7, pc}
...
08000724 <_sbrk>:
*
* @param incr Memory size
* @return Pointer to allocated memory
*/
void *_sbrk(ptrdiff_t incr)
{
8000724: b580 push {r7, lr}
8000726: b086 sub sp, #24
8000728: af00 add r7, sp, #0
800072a: 6078 str r0, [r7, #4]
extern uint8_t _end; /* Symbol defined in the linker script */
extern uint8_t _estack; /* Symbol defined in the linker script */
extern uint32_t _Min_Stack_Size; /* Symbol defined in the linker script */
const uint32_t stack_limit = (uint32_t)&_estack - (uint32_t)&_Min_Stack_Size;
800072c: 4a14 ldr r2, [pc, #80] ; (8000780 <_sbrk+0x5c>)
800072e: 4b15 ldr r3, [pc, #84] ; (8000784 <_sbrk+0x60>)
8000730: 1ad3 subs r3, r2, r3
8000732: 617b str r3, [r7, #20]
const uint8_t *max_heap = (uint8_t *)stack_limit;
8000734: 697b ldr r3, [r7, #20]
8000736: 613b str r3, [r7, #16]
uint8_t *prev_heap_end;
/* Initialize heap end at first call */
if (NULL == __sbrk_heap_end)
8000738: 4b13 ldr r3, [pc, #76] ; (8000788 <_sbrk+0x64>)
800073a: 681b ldr r3, [r3, #0]
800073c: 2b00 cmp r3, #0
800073e: d102 bne.n 8000746 <_sbrk+0x22>
{
__sbrk_heap_end = &_end;
8000740: 4b11 ldr r3, [pc, #68] ; (8000788 <_sbrk+0x64>)
8000742: 4a12 ldr r2, [pc, #72] ; (800078c <_sbrk+0x68>)
8000744: 601a str r2, [r3, #0]
}
/* Protect heap from growing into the reserved MSP stack */
if (__sbrk_heap_end + incr > max_heap)
8000746: 4b10 ldr r3, [pc, #64] ; (8000788 <_sbrk+0x64>)
8000748: 681a ldr r2, [r3, #0]
800074a: 687b ldr r3, [r7, #4]
800074c: 4413 add r3, r2
800074e: 693a ldr r2, [r7, #16]
8000750: 429a cmp r2, r3
8000752: d207 bcs.n 8000764 <_sbrk+0x40>
{
errno = ENOMEM;
8000754: f005 fc00 bl 8005f58 <__errno>
8000758: 4603 mov r3, r0
800075a: 220c movs r2, #12
800075c: 601a str r2, [r3, #0]
return (void *)-1;
800075e: f04f 33ff mov.w r3, #4294967295
8000762: e009 b.n 8000778 <_sbrk+0x54>
}
prev_heap_end = __sbrk_heap_end;
8000764: 4b08 ldr r3, [pc, #32] ; (8000788 <_sbrk+0x64>)
8000766: 681b ldr r3, [r3, #0]
8000768: 60fb str r3, [r7, #12]
__sbrk_heap_end += incr;
800076a: 4b07 ldr r3, [pc, #28] ; (8000788 <_sbrk+0x64>)
800076c: 681a ldr r2, [r3, #0]
800076e: 687b ldr r3, [r7, #4]
8000770: 4413 add r3, r2
8000772: 4a05 ldr r2, [pc, #20] ; (8000788 <_sbrk+0x64>)
8000774: 6013 str r3, [r2, #0]
return (void *)prev_heap_end;
8000776: 68fb ldr r3, [r7, #12]
}
8000778: 4618 mov r0, r3
800077a: 3718 adds r7, #24
800077c: 46bd mov sp, r7
800077e: bd80 pop {r7, pc}
8000780: 20010000 .word 0x20010000
8000784: 00000800 .word 0x00000800
8000788: 200000a8 .word 0x200000a8
800078c: 20000860 .word 0x20000860
08000790 <SystemInit>:
* @note This function should be used only after reset.
* @param None
* @retval None
*/
void SystemInit (void)
{
8000790: b480 push {r7}
8000792: af00 add r7, sp, #0
/* Configure the Vector Table location -------------------------------------*/
#if defined(USER_VECT_TAB_ADDRESS)
SCB->VTOR = VECT_TAB_BASE_ADDRESS | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM. */
#endif /* USER_VECT_TAB_ADDRESS */
}
8000794: bf00 nop
8000796: 46bd mov sp, r7
8000798: bc80 pop {r7}
800079a: 4770 bx lr
0800079c <Reset_Handler>:
.weak Reset_Handler
.type Reset_Handler, %function
Reset_Handler:
/* Copy the data segment initializers from flash to SRAM */
movs r1, #0
800079c: 2100 movs r1, #0
b LoopCopyDataInit
800079e: e003 b.n 80007a8 <LoopCopyDataInit>
080007a0 <CopyDataInit>:
CopyDataInit:
ldr r3, =_sidata
80007a0: 4b0b ldr r3, [pc, #44] ; (80007d0 <LoopFillZerobss+0x14>)
ldr r3, [r3, r1]
80007a2: 585b ldr r3, [r3, r1]
str r3, [r0, r1]
80007a4: 5043 str r3, [r0, r1]
adds r1, r1, #4
80007a6: 3104 adds r1, #4
080007a8 <LoopCopyDataInit>:
LoopCopyDataInit:
ldr r0, =_sdata
80007a8: 480a ldr r0, [pc, #40] ; (80007d4 <LoopFillZerobss+0x18>)
ldr r3, =_edata
80007aa: 4b0b ldr r3, [pc, #44] ; (80007d8 <LoopFillZerobss+0x1c>)
adds r2, r0, r1
80007ac: 1842 adds r2, r0, r1
cmp r2, r3
80007ae: 429a cmp r2, r3
bcc CopyDataInit
80007b0: d3f6 bcc.n 80007a0 <CopyDataInit>
ldr r2, =_sbss
80007b2: 4a0a ldr r2, [pc, #40] ; (80007dc <LoopFillZerobss+0x20>)
b LoopFillZerobss
80007b4: e002 b.n 80007bc <LoopFillZerobss>
080007b6 <FillZerobss>:
/* Zero fill the bss segment. */
FillZerobss:
movs r3, #0
80007b6: 2300 movs r3, #0
str r3, [r2], #4
80007b8: f842 3b04 str.w r3, [r2], #4
080007bc <LoopFillZerobss>:
LoopFillZerobss:
ldr r3, = _ebss
80007bc: 4b08 ldr r3, [pc, #32] ; (80007e0 <LoopFillZerobss+0x24>)
cmp r2, r3
80007be: 429a cmp r2, r3
bcc FillZerobss
80007c0: d3f9 bcc.n 80007b6 <FillZerobss>
/* Call the clock system intitialization function.*/
bl SystemInit
80007c2: f7ff ffe5 bl 8000790 <SystemInit>
/* Call static constructors */
bl __libc_init_array
80007c6: f005 fbcd bl 8005f64 <__libc_init_array>
/* Call the application's entry point.*/
bl main
80007ca: f7ff fd2b bl 8000224 <main>
bx lr
80007ce: 4770 bx lr
ldr r3, =_sidata
80007d0: 080073ec .word 0x080073ec
ldr r0, =_sdata
80007d4: 20000000 .word 0x20000000
ldr r3, =_edata
80007d8: 20000088 .word 0x20000088
ldr r2, =_sbss
80007dc: 20000088 .word 0x20000088
ldr r3, = _ebss
80007e0: 20000860 .word 0x20000860
080007e4 <ADC1_2_IRQHandler>:
* @retval : None
*/
.section .text.Default_Handler,"ax",%progbits
Default_Handler:
Infinite_Loop:
b Infinite_Loop
80007e4: e7fe b.n 80007e4 <ADC1_2_IRQHandler>
...
080007e8 <HAL_Init>:
* need to ensure that the SysTick time base is always set to 1 millisecond
* to have correct HAL operation.
* @retval HAL status
*/
HAL_StatusTypeDef HAL_Init(void)
{
80007e8: b580 push {r7, lr}
80007ea: af00 add r7, sp, #0
defined(STM32F102x6) || defined(STM32F102xB) || \
defined(STM32F103x6) || defined(STM32F103xB) || defined(STM32F103xE) || defined(STM32F103xG) || \
defined(STM32F105xC) || defined(STM32F107xC)
/* Prefetch buffer is not available on value line devices */
__HAL_FLASH_PREFETCH_BUFFER_ENABLE();
80007ec: 4b08 ldr r3, [pc, #32] ; (8000810 <HAL_Init+0x28>)
80007ee: 681b ldr r3, [r3, #0]
80007f0: 4a07 ldr r2, [pc, #28] ; (8000810 <HAL_Init+0x28>)
80007f2: f043 0310 orr.w r3, r3, #16
80007f6: 6013 str r3, [r2, #0]
#endif
#endif /* PREFETCH_ENABLE */
/* Set Interrupt Group Priority */
HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4);
80007f8: 2003 movs r0, #3
80007fa: f000 f92b bl 8000a54 <HAL_NVIC_SetPriorityGrouping>
/* Use systick as time base source and configure 1ms tick (default clock after Reset is HSI) */
HAL_InitTick(TICK_INT_PRIORITY);
80007fe: 2000 movs r0, #0
8000800: f000 f808 bl 8000814 <HAL_InitTick>
/* Init the low level hardware */
HAL_MspInit();
8000804: f7ff fe8a bl 800051c <HAL_MspInit>
/* Return function status */
return HAL_OK;
8000808: 2300 movs r3, #0
}
800080a: 4618 mov r0, r3
800080c: bd80 pop {r7, pc}
800080e: bf00 nop
8000810: 40022000 .word 0x40022000
08000814 <HAL_InitTick>:
* implementation in user file.
* @param TickPriority Tick interrupt priority.
* @retval HAL status
*/
__weak HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority)
{
8000814: b580 push {r7, lr}
8000816: b082 sub sp, #8
8000818: af00 add r7, sp, #0
800081a: 6078 str r0, [r7, #4]
/* Configure the SysTick to have interrupt in 1ms time basis*/
if (HAL_SYSTICK_Config(SystemCoreClock / (1000U / uwTickFreq)) > 0U)
800081c: 4b12 ldr r3, [pc, #72] ; (8000868 <HAL_InitTick+0x54>)
800081e: 681a ldr r2, [r3, #0]
8000820: 4b12 ldr r3, [pc, #72] ; (800086c <HAL_InitTick+0x58>)
8000822: 781b ldrb r3, [r3, #0]
8000824: 4619 mov r1, r3
8000826: f44f 737a mov.w r3, #1000 ; 0x3e8
800082a: fbb3 f3f1 udiv r3, r3, r1
800082e: fbb2 f3f3 udiv r3, r2, r3
8000832: 4618 mov r0, r3
8000834: f000 f935 bl 8000aa2 <HAL_SYSTICK_Config>
8000838: 4603 mov r3, r0
800083a: 2b00 cmp r3, #0
800083c: d001 beq.n 8000842 <HAL_InitTick+0x2e>
{
return HAL_ERROR;
800083e: 2301 movs r3, #1
8000840: e00e b.n 8000860 <HAL_InitTick+0x4c>
}
/* Configure the SysTick IRQ priority */
if (TickPriority < (1UL << __NVIC_PRIO_BITS))
8000842: 687b ldr r3, [r7, #4]
8000844: 2b0f cmp r3, #15
8000846: d80a bhi.n 800085e <HAL_InitTick+0x4a>
{
HAL_NVIC_SetPriority(SysTick_IRQn, TickPriority, 0U);
8000848: 2200 movs r2, #0
800084a: 6879 ldr r1, [r7, #4]
800084c: f04f 30ff mov.w r0, #4294967295
8000850: f000 f90b bl 8000a6a <HAL_NVIC_SetPriority>
uwTickPrio = TickPriority;
8000854: 4a06 ldr r2, [pc, #24] ; (8000870 <HAL_InitTick+0x5c>)
8000856: 687b ldr r3, [r7, #4]
8000858: 6013 str r3, [r2, #0]
{
return HAL_ERROR;
}
/* Return function status */
return HAL_OK;
800085a: 2300 movs r3, #0
800085c: e000 b.n 8000860 <HAL_InitTick+0x4c>
return HAL_ERROR;
800085e: 2301 movs r3, #1
}
8000860: 4618 mov r0, r3
8000862: 3708 adds r7, #8
8000864: 46bd mov sp, r7
8000866: bd80 pop {r7, pc}
8000868: 20000000 .word 0x20000000
800086c: 20000008 .word 0x20000008
8000870: 20000004 .word 0x20000004
08000874 <HAL_IncTick>:
* @note This function is declared as __weak to be overwritten in case of other
* implementations in user file.
* @retval None
*/
__weak void HAL_IncTick(void)
{
8000874: b480 push {r7}
8000876: af00 add r7, sp, #0
uwTick += uwTickFreq;
8000878: 4b05 ldr r3, [pc, #20] ; (8000890 <HAL_IncTick+0x1c>)
800087a: 781b ldrb r3, [r3, #0]
800087c: 461a mov r2, r3
800087e: 4b05 ldr r3, [pc, #20] ; (8000894 <HAL_IncTick+0x20>)
8000880: 681b ldr r3, [r3, #0]
8000882: 4413 add r3, r2
8000884: 4a03 ldr r2, [pc, #12] ; (8000894 <HAL_IncTick+0x20>)
8000886: 6013 str r3, [r2, #0]
}
8000888: bf00 nop
800088a: 46bd mov sp, r7
800088c: bc80 pop {r7}
800088e: 4770 bx lr
8000890: 20000008 .word 0x20000008
8000894: 20000184 .word 0x20000184
08000898 <HAL_GetTick>:
* @note This function is declared as __weak to be overwritten in case of other
* implementations in user file.
* @retval tick value
*/
__weak uint32_t HAL_GetTick(void)
{
8000898: b480 push {r7}
800089a: af00 add r7, sp, #0
return uwTick;
800089c: 4b02 ldr r3, [pc, #8] ; (80008a8 <HAL_GetTick+0x10>)
800089e: 681b ldr r3, [r3, #0]
}
80008a0: 4618 mov r0, r3
80008a2: 46bd mov sp, r7
80008a4: bc80 pop {r7}
80008a6: 4770 bx lr
80008a8: 20000184 .word 0x20000184
080008ac <HAL_Delay>:
* implementations in user file.
* @param Delay specifies the delay time length, in milliseconds.
* @retval None
*/
__weak void HAL_Delay(uint32_t Delay)
{
80008ac: b580 push {r7, lr}
80008ae: b084 sub sp, #16
80008b0: af00 add r7, sp, #0
80008b2: 6078 str r0, [r7, #4]
uint32_t tickstart = HAL_GetTick();
80008b4: f7ff fff0 bl 8000898 <HAL_GetTick>
80008b8: 60b8 str r0, [r7, #8]
uint32_t wait = Delay;
80008ba: 687b ldr r3, [r7, #4]
80008bc: 60fb str r3, [r7, #12]
/* Add a freq to guarantee minimum wait */
if (wait < HAL_MAX_DELAY)
80008be: 68fb ldr r3, [r7, #12]
80008c0: f1b3 3fff cmp.w r3, #4294967295
80008c4: d005 beq.n 80008d2 <HAL_Delay+0x26>
{
wait += (uint32_t)(uwTickFreq);
80008c6: 4b0a ldr r3, [pc, #40] ; (80008f0 <HAL_Delay+0x44>)
80008c8: 781b ldrb r3, [r3, #0]
80008ca: 461a mov r2, r3
80008cc: 68fb ldr r3, [r7, #12]
80008ce: 4413 add r3, r2
80008d0: 60fb str r3, [r7, #12]
}
while ((HAL_GetTick() - tickstart) < wait)
80008d2: bf00 nop
80008d4: f7ff ffe0 bl 8000898 <HAL_GetTick>
80008d8: 4602 mov r2, r0
80008da: 68bb ldr r3, [r7, #8]
80008dc: 1ad3 subs r3, r2, r3
80008de: 68fa ldr r2, [r7, #12]
80008e0: 429a cmp r2, r3
80008e2: d8f7 bhi.n 80008d4 <HAL_Delay+0x28>
{
}
}
80008e4: bf00 nop
80008e6: bf00 nop
80008e8: 3710 adds r7, #16
80008ea: 46bd mov sp, r7
80008ec: bd80 pop {r7, pc}
80008ee: bf00 nop
80008f0: 20000008 .word 0x20000008
080008f4 <__NVIC_SetPriorityGrouping>:
In case of a conflict between priority grouping and available
priority bits (__NVIC_PRIO_BITS), the smallest possible priority group is set.
\param [in] PriorityGroup Priority grouping field.
*/
__STATIC_INLINE void __NVIC_SetPriorityGrouping(uint32_t PriorityGroup)
{
80008f4: b480 push {r7}
80008f6: b085 sub sp, #20
80008f8: af00 add r7, sp, #0
80008fa: 6078 str r0, [r7, #4]
uint32_t reg_value;
uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */
80008fc: 687b ldr r3, [r7, #4]
80008fe: f003 0307 and.w r3, r3, #7
8000902: 60fb str r3, [r7, #12]
reg_value = SCB->AIRCR; /* read old register configuration */
8000904: 4b0c ldr r3, [pc, #48] ; (8000938 <__NVIC_SetPriorityGrouping+0x44>)
8000906: 68db ldr r3, [r3, #12]
8000908: 60bb str r3, [r7, #8]
reg_value &= ~((uint32_t)(SCB_AIRCR_VECTKEY_Msk | SCB_AIRCR_PRIGROUP_Msk)); /* clear bits to change */
800090a: 68ba ldr r2, [r7, #8]
800090c: f64f 03ff movw r3, #63743 ; 0xf8ff
8000910: 4013 ands r3, r2
8000912: 60bb str r3, [r7, #8]
reg_value = (reg_value |
((uint32_t)0x5FAUL << SCB_AIRCR_VECTKEY_Pos) |
(PriorityGroupTmp << SCB_AIRCR_PRIGROUP_Pos) ); /* Insert write key and priority group */
8000914: 68fb ldr r3, [r7, #12]
8000916: 021a lsls r2, r3, #8
((uint32_t)0x5FAUL << SCB_AIRCR_VECTKEY_Pos) |
8000918: 68bb ldr r3, [r7, #8]
800091a: 4313 orrs r3, r2
reg_value = (reg_value |
800091c: f043 63bf orr.w r3, r3, #100139008 ; 0x5f80000
8000920: f443 3300 orr.w r3, r3, #131072 ; 0x20000
8000924: 60bb str r3, [r7, #8]
SCB->AIRCR = reg_value;
8000926: 4a04 ldr r2, [pc, #16] ; (8000938 <__NVIC_SetPriorityGrouping+0x44>)
8000928: 68bb ldr r3, [r7, #8]
800092a: 60d3 str r3, [r2, #12]
}
800092c: bf00 nop
800092e: 3714 adds r7, #20
8000930: 46bd mov sp, r7
8000932: bc80 pop {r7}
8000934: 4770 bx lr
8000936: bf00 nop
8000938: e000ed00 .word 0xe000ed00
0800093c <__NVIC_GetPriorityGrouping>:
\brief Get Priority Grouping
\details Reads the priority grouping field from the NVIC Interrupt Controller.
\return Priority grouping field (SCB->AIRCR [10:8] PRIGROUP field).
*/
__STATIC_INLINE uint32_t __NVIC_GetPriorityGrouping(void)
{
800093c: b480 push {r7}
800093e: af00 add r7, sp, #0
return ((uint32_t)((SCB->AIRCR & SCB_AIRCR_PRIGROUP_Msk) >> SCB_AIRCR_PRIGROUP_Pos));
8000940: 4b04 ldr r3, [pc, #16] ; (8000954 <__NVIC_GetPriorityGrouping+0x18>)
8000942: 68db ldr r3, [r3, #12]
8000944: 0a1b lsrs r3, r3, #8
8000946: f003 0307 and.w r3, r3, #7
}
800094a: 4618 mov r0, r3
800094c: 46bd mov sp, r7
800094e: bc80 pop {r7}
8000950: 4770 bx lr
8000952: bf00 nop
8000954: e000ed00 .word 0xe000ed00
08000958 <__NVIC_SetPriority>:
\param [in] IRQn Interrupt number.
\param [in] priority Priority to set.
\note The priority cannot be set for every processor exception.
*/
__STATIC_INLINE void __NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority)
{
8000958: b480 push {r7}
800095a: b083 sub sp, #12
800095c: af00 add r7, sp, #0
800095e: 4603 mov r3, r0
8000960: 6039 str r1, [r7, #0]
8000962: 71fb strb r3, [r7, #7]
if ((int32_t)(IRQn) >= 0)
8000964: f997 3007 ldrsb.w r3, [r7, #7]
8000968: 2b00 cmp r3, #0
800096a: db0a blt.n 8000982 <__NVIC_SetPriority+0x2a>
{
NVIC->IP[((uint32_t)IRQn)] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL);
800096c: 683b ldr r3, [r7, #0]
800096e: b2da uxtb r2, r3
8000970: 490c ldr r1, [pc, #48] ; (80009a4 <__NVIC_SetPriority+0x4c>)
8000972: f997 3007 ldrsb.w r3, [r7, #7]
8000976: 0112 lsls r2, r2, #4
8000978: b2d2 uxtb r2, r2
800097a: 440b add r3, r1
800097c: f883 2300 strb.w r2, [r3, #768] ; 0x300
}
else
{
SCB->SHP[(((uint32_t)IRQn) & 0xFUL)-4UL] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL);
}
}
8000980: e00a b.n 8000998 <__NVIC_SetPriority+0x40>
SCB->SHP[(((uint32_t)IRQn) & 0xFUL)-4UL] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL);
8000982: 683b ldr r3, [r7, #0]
8000984: b2da uxtb r2, r3
8000986: 4908 ldr r1, [pc, #32] ; (80009a8 <__NVIC_SetPriority+0x50>)
8000988: 79fb ldrb r3, [r7, #7]
800098a: f003 030f and.w r3, r3, #15
800098e: 3b04 subs r3, #4
8000990: 0112 lsls r2, r2, #4
8000992: b2d2 uxtb r2, r2
8000994: 440b add r3, r1
8000996: 761a strb r2, [r3, #24]
}
8000998: bf00 nop
800099a: 370c adds r7, #12
800099c: 46bd mov sp, r7
800099e: bc80 pop {r7}
80009a0: 4770 bx lr
80009a2: bf00 nop
80009a4: e000e100 .word 0xe000e100
80009a8: e000ed00 .word 0xe000ed00
080009ac <NVIC_EncodePriority>:
\param [in] PreemptPriority Preemptive priority value (starting from 0).
\param [in] SubPriority Subpriority value (starting from 0).
\return Encoded priority. Value can be used in the function \ref NVIC_SetPriority().
*/
__STATIC_INLINE uint32_t NVIC_EncodePriority (uint32_t PriorityGroup, uint32_t PreemptPriority, uint32_t SubPriority)
{
80009ac: b480 push {r7}
80009ae: b089 sub sp, #36 ; 0x24
80009b0: af00 add r7, sp, #0
80009b2: 60f8 str r0, [r7, #12]
80009b4: 60b9 str r1, [r7, #8]
80009b6: 607a str r2, [r7, #4]
uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */
80009b8: 68fb ldr r3, [r7, #12]
80009ba: f003 0307 and.w r3, r3, #7
80009be: 61fb str r3, [r7, #28]
uint32_t PreemptPriorityBits;
uint32_t SubPriorityBits;
PreemptPriorityBits = ((7UL - PriorityGroupTmp) > (uint32_t)(__NVIC_PRIO_BITS)) ? (uint32_t)(__NVIC_PRIO_BITS) : (uint32_t)(7UL - PriorityGroupTmp);
80009c0: 69fb ldr r3, [r7, #28]
80009c2: f1c3 0307 rsb r3, r3, #7
80009c6: 2b04 cmp r3, #4
80009c8: bf28 it cs
80009ca: 2304 movcs r3, #4
80009cc: 61bb str r3, [r7, #24]
SubPriorityBits = ((PriorityGroupTmp + (uint32_t)(__NVIC_PRIO_BITS)) < (uint32_t)7UL) ? (uint32_t)0UL : (uint32_t)((PriorityGroupTmp - 7UL) + (uint32_t)(__NVIC_PRIO_BITS));
80009ce: 69fb ldr r3, [r7, #28]
80009d0: 3304 adds r3, #4
80009d2: 2b06 cmp r3, #6
80009d4: d902 bls.n 80009dc <NVIC_EncodePriority+0x30>
80009d6: 69fb ldr r3, [r7, #28]
80009d8: 3b03 subs r3, #3
80009da: e000 b.n 80009de <NVIC_EncodePriority+0x32>
80009dc: 2300 movs r3, #0
80009de: 617b str r3, [r7, #20]
return (
((PreemptPriority & (uint32_t)((1UL << (PreemptPriorityBits)) - 1UL)) << SubPriorityBits) |
80009e0: f04f 32ff mov.w r2, #4294967295
80009e4: 69bb ldr r3, [r7, #24]
80009e6: fa02 f303 lsl.w r3, r2, r3
80009ea: 43da mvns r2, r3
80009ec: 68bb ldr r3, [r7, #8]
80009ee: 401a ands r2, r3
80009f0: 697b ldr r3, [r7, #20]
80009f2: 409a lsls r2, r3
((SubPriority & (uint32_t)((1UL << (SubPriorityBits )) - 1UL)))
80009f4: f04f 31ff mov.w r1, #4294967295
80009f8: 697b ldr r3, [r7, #20]
80009fa: fa01 f303 lsl.w r3, r1, r3
80009fe: 43d9 mvns r1, r3
8000a00: 687b ldr r3, [r7, #4]
8000a02: 400b ands r3, r1
((PreemptPriority & (uint32_t)((1UL << (PreemptPriorityBits)) - 1UL)) << SubPriorityBits) |
8000a04: 4313 orrs r3, r2
);
}
8000a06: 4618 mov r0, r3
8000a08: 3724 adds r7, #36 ; 0x24
8000a0a: 46bd mov sp, r7
8000a0c: bc80 pop {r7}
8000a0e: 4770 bx lr
08000a10 <SysTick_Config>:
\note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the
function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b>
must contain a vendor-specific implementation of this function.
*/
__STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks)
{
8000a10: b580 push {r7, lr}
8000a12: b082 sub sp, #8
8000a14: af00 add r7, sp, #0
8000a16: 6078 str r0, [r7, #4]
if ((ticks - 1UL) > SysTick_LOAD_RELOAD_Msk)
8000a18: 687b ldr r3, [r7, #4]
8000a1a: 3b01 subs r3, #1
8000a1c: f1b3 7f80 cmp.w r3, #16777216 ; 0x1000000
8000a20: d301 bcc.n 8000a26 <SysTick_Config+0x16>
{
return (1UL); /* Reload value impossible */
8000a22: 2301 movs r3, #1
8000a24: e00f b.n 8000a46 <SysTick_Config+0x36>
}
SysTick->LOAD = (uint32_t)(ticks - 1UL); /* set reload register */
8000a26: 4a0a ldr r2, [pc, #40] ; (8000a50 <SysTick_Config+0x40>)
8000a28: 687b ldr r3, [r7, #4]
8000a2a: 3b01 subs r3, #1
8000a2c: 6053 str r3, [r2, #4]
NVIC_SetPriority (SysTick_IRQn, (1UL << __NVIC_PRIO_BITS) - 1UL); /* set Priority for Systick Interrupt */
8000a2e: 210f movs r1, #15
8000a30: f04f 30ff mov.w r0, #4294967295
8000a34: f7ff ff90 bl 8000958 <__NVIC_SetPriority>
SysTick->VAL = 0UL; /* Load the SysTick Counter Value */
8000a38: 4b05 ldr r3, [pc, #20] ; (8000a50 <SysTick_Config+0x40>)
8000a3a: 2200 movs r2, #0
8000a3c: 609a str r2, [r3, #8]
SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |
8000a3e: 4b04 ldr r3, [pc, #16] ; (8000a50 <SysTick_Config+0x40>)
8000a40: 2207 movs r2, #7
8000a42: 601a str r2, [r3, #0]
SysTick_CTRL_TICKINT_Msk |
SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */
return (0UL); /* Function successful */
8000a44: 2300 movs r3, #0
}
8000a46: 4618 mov r0, r3
8000a48: 3708 adds r7, #8
8000a4a: 46bd mov sp, r7
8000a4c: bd80 pop {r7, pc}
8000a4e: bf00 nop
8000a50: e000e010 .word 0xe000e010
08000a54 <HAL_NVIC_SetPriorityGrouping>:
* @note When the NVIC_PriorityGroup_0 is selected, IRQ preemption is no more possible.
* The pending IRQ priority will be managed only by the subpriority.
* @retval None
*/
void HAL_NVIC_SetPriorityGrouping(uint32_t PriorityGroup)
{
8000a54: b580 push {r7, lr}
8000a56: b082 sub sp, #8
8000a58: af00 add r7, sp, #0
8000a5a: 6078 str r0, [r7, #4]
/* Check the parameters */
assert_param(IS_NVIC_PRIORITY_GROUP(PriorityGroup));
/* Set the PRIGROUP[10:8] bits according to the PriorityGroup parameter value */
NVIC_SetPriorityGrouping(PriorityGroup);
8000a5c: 6878 ldr r0, [r7, #4]
8000a5e: f7ff ff49 bl 80008f4 <__NVIC_SetPriorityGrouping>
}
8000a62: bf00 nop
8000a64: 3708 adds r7, #8
8000a66: 46bd mov sp, r7
8000a68: bd80 pop {r7, pc}
08000a6a <HAL_NVIC_SetPriority>:
* This parameter can be a value between 0 and 15
* A lower priority value indicates a higher priority.
* @retval None
*/
void HAL_NVIC_SetPriority(IRQn_Type IRQn, uint32_t PreemptPriority, uint32_t SubPriority)
{
8000a6a: b580 push {r7, lr}
8000a6c: b086 sub sp, #24
8000a6e: af00 add r7, sp, #0
8000a70: 4603 mov r3, r0
8000a72: 60b9 str r1, [r7, #8]
8000a74: 607a str r2, [r7, #4]
8000a76: 73fb strb r3, [r7, #15]
uint32_t prioritygroup = 0x00U;
8000a78: 2300 movs r3, #0
8000a7a: 617b str r3, [r7, #20]
/* Check the parameters */
assert_param(IS_NVIC_SUB_PRIORITY(SubPriority));
assert_param(IS_NVIC_PREEMPTION_PRIORITY(PreemptPriority));
prioritygroup = NVIC_GetPriorityGrouping();
8000a7c: f7ff ff5e bl 800093c <__NVIC_GetPriorityGrouping>
8000a80: 6178 str r0, [r7, #20]
NVIC_SetPriority(IRQn, NVIC_EncodePriority(prioritygroup, PreemptPriority, SubPriority));
8000a82: 687a ldr r2, [r7, #4]
8000a84: 68b9 ldr r1, [r7, #8]
8000a86: 6978 ldr r0, [r7, #20]
8000a88: f7ff ff90 bl 80009ac <NVIC_EncodePriority>
8000a8c: 4602 mov r2, r0
8000a8e: f997 300f ldrsb.w r3, [r7, #15]
8000a92: 4611 mov r1, r2
8000a94: 4618 mov r0, r3
8000a96: f7ff ff5f bl 8000958 <__NVIC_SetPriority>
}
8000a9a: bf00 nop
8000a9c: 3718 adds r7, #24
8000a9e: 46bd mov sp, r7
8000aa0: bd80 pop {r7, pc}
08000aa2 <HAL_SYSTICK_Config>:
* @param TicksNumb: Specifies the ticks Number of ticks between two interrupts.
* @retval status: - 0 Function succeeded.
* - 1 Function failed.
*/
uint32_t HAL_SYSTICK_Config(uint32_t TicksNumb)
{
8000aa2: b580 push {r7, lr}
8000aa4: b082 sub sp, #8
8000aa6: af00 add r7, sp, #0
8000aa8: 6078 str r0, [r7, #4]
return SysTick_Config(TicksNumb);
8000aaa: 6878 ldr r0, [r7, #4]
8000aac: f7ff ffb0 bl 8000a10 <SysTick_Config>
8000ab0: 4603 mov r3, r0
}
8000ab2: 4618 mov r0, r3
8000ab4: 3708 adds r7, #8
8000ab6: 46bd mov sp, r7
8000ab8: bd80 pop {r7, pc}
...
08000abc <HAL_GPIO_Init>:
* @param GPIO_Init: pointer to a GPIO_InitTypeDef structure that contains
* the configuration information for the specified GPIO peripheral.
* @retval None
*/
void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init)
{
8000abc: b480 push {r7}
8000abe: b08b sub sp, #44 ; 0x2c
8000ac0: af00 add r7, sp, #0
8000ac2: 6078 str r0, [r7, #4]
8000ac4: 6039 str r1, [r7, #0]
uint32_t position = 0x00u;
8000ac6: 2300 movs r3, #0
8000ac8: 627b str r3, [r7, #36] ; 0x24
uint32_t ioposition;
uint32_t iocurrent;
uint32_t temp;
uint32_t config = 0x00u;
8000aca: 2300 movs r3, #0
8000acc: 623b str r3, [r7, #32]
assert_param(IS_GPIO_ALL_INSTANCE(GPIOx));
assert_param(IS_GPIO_PIN(GPIO_Init->Pin));
assert_param(IS_GPIO_MODE(GPIO_Init->Mode));
/* Configure the port pins */
while (((GPIO_Init->Pin) >> position) != 0x00u)
8000ace: e179 b.n 8000dc4 <HAL_GPIO_Init+0x308>
{
/* Get the IO position */
ioposition = (0x01uL << position);
8000ad0: 2201 movs r2, #1
8000ad2: 6a7b ldr r3, [r7, #36] ; 0x24
8000ad4: fa02 f303 lsl.w r3, r2, r3
8000ad8: 61fb str r3, [r7, #28]
/* Get the current IO position */
iocurrent = (uint32_t)(GPIO_Init->Pin) & ioposition;
8000ada: 683b ldr r3, [r7, #0]
8000adc: 681b ldr r3, [r3, #0]
8000ade: 69fa ldr r2, [r7, #28]
8000ae0: 4013 ands r3, r2
8000ae2: 61bb str r3, [r7, #24]
if (iocurrent == ioposition)
8000ae4: 69ba ldr r2, [r7, #24]
8000ae6: 69fb ldr r3, [r7, #28]
8000ae8: 429a cmp r2, r3
8000aea: f040 8168 bne.w 8000dbe <HAL_GPIO_Init+0x302>
{
/* Check the Alternate function parameters */
assert_param(IS_GPIO_AF_INSTANCE(GPIOx));
/* Based on the required mode, filling config variable with MODEy[1:0] and CNFy[3:2] corresponding bits */
switch (GPIO_Init->Mode)
8000aee: 683b ldr r3, [r7, #0]
8000af0: 685b ldr r3, [r3, #4]
8000af2: 4aa0 ldr r2, [pc, #640] ; (8000d74 <HAL_GPIO_Init+0x2b8>)
8000af4: 4293 cmp r3, r2
8000af6: d05e beq.n 8000bb6 <HAL_GPIO_Init+0xfa>
8000af8: 4a9e ldr r2, [pc, #632] ; (8000d74 <HAL_GPIO_Init+0x2b8>)
8000afa: 4293 cmp r3, r2
8000afc: d875 bhi.n 8000bea <HAL_GPIO_Init+0x12e>
8000afe: 4a9e ldr r2, [pc, #632] ; (8000d78 <HAL_GPIO_Init+0x2bc>)
8000b00: 4293 cmp r3, r2
8000b02: d058 beq.n 8000bb6 <HAL_GPIO_Init+0xfa>
8000b04: 4a9c ldr r2, [pc, #624] ; (8000d78 <HAL_GPIO_Init+0x2bc>)
8000b06: 4293 cmp r3, r2
8000b08: d86f bhi.n 8000bea <HAL_GPIO_Init+0x12e>
8000b0a: 4a9c ldr r2, [pc, #624] ; (8000d7c <HAL_GPIO_Init+0x2c0>)
8000b0c: 4293 cmp r3, r2
8000b0e: d052 beq.n 8000bb6 <HAL_GPIO_Init+0xfa>
8000b10: 4a9a ldr r2, [pc, #616] ; (8000d7c <HAL_GPIO_Init+0x2c0>)
8000b12: 4293 cmp r3, r2
8000b14: d869 bhi.n 8000bea <HAL_GPIO_Init+0x12e>
8000b16: 4a9a ldr r2, [pc, #616] ; (8000d80 <HAL_GPIO_Init+0x2c4>)
8000b18: 4293 cmp r3, r2
8000b1a: d04c beq.n 8000bb6 <HAL_GPIO_Init+0xfa>
8000b1c: 4a98 ldr r2, [pc, #608] ; (8000d80 <HAL_GPIO_Init+0x2c4>)
8000b1e: 4293 cmp r3, r2
8000b20: d863 bhi.n 8000bea <HAL_GPIO_Init+0x12e>
8000b22: 4a98 ldr r2, [pc, #608] ; (8000d84 <HAL_GPIO_Init+0x2c8>)
8000b24: 4293 cmp r3, r2
8000b26: d046 beq.n 8000bb6 <HAL_GPIO_Init+0xfa>
8000b28: 4a96 ldr r2, [pc, #600] ; (8000d84 <HAL_GPIO_Init+0x2c8>)
8000b2a: 4293 cmp r3, r2
8000b2c: d85d bhi.n 8000bea <HAL_GPIO_Init+0x12e>
8000b2e: 2b12 cmp r3, #18
8000b30: d82a bhi.n 8000b88 <HAL_GPIO_Init+0xcc>
8000b32: 2b12 cmp r3, #18
8000b34: d859 bhi.n 8000bea <HAL_GPIO_Init+0x12e>
8000b36: a201 add r2, pc, #4 ; (adr r2, 8000b3c <HAL_GPIO_Init+0x80>)
8000b38: f852 f023 ldr.w pc, [r2, r3, lsl #2]
8000b3c: 08000bb7 .word 0x08000bb7
8000b40: 08000b91 .word 0x08000b91
8000b44: 08000ba3 .word 0x08000ba3
8000b48: 08000be5 .word 0x08000be5
8000b4c: 08000beb .word 0x08000beb
8000b50: 08000beb .word 0x08000beb
8000b54: 08000beb .word 0x08000beb
8000b58: 08000beb .word 0x08000beb
8000b5c: 08000beb .word 0x08000beb
8000b60: 08000beb .word 0x08000beb
8000b64: 08000beb .word 0x08000beb
8000b68: 08000beb .word 0x08000beb
8000b6c: 08000beb .word 0x08000beb
8000b70: 08000beb .word 0x08000beb
8000b74: 08000beb .word 0x08000beb
8000b78: 08000beb .word 0x08000beb
8000b7c: 08000beb .word 0x08000beb
8000b80: 08000b99 .word 0x08000b99
8000b84: 08000bad .word 0x08000bad
8000b88: 4a7f ldr r2, [pc, #508] ; (8000d88 <HAL_GPIO_Init+0x2cc>)
8000b8a: 4293 cmp r3, r2
8000b8c: d013 beq.n 8000bb6 <HAL_GPIO_Init+0xfa>
config = GPIO_CR_MODE_INPUT + GPIO_CR_CNF_ANALOG;
break;
/* Parameters are checked with assert_param */
default:
break;
8000b8e: e02c b.n 8000bea <HAL_GPIO_Init+0x12e>
config = GPIO_Init->Speed + GPIO_CR_CNF_GP_OUTPUT_PP;
8000b90: 683b ldr r3, [r7, #0]
8000b92: 68db ldr r3, [r3, #12]
8000b94: 623b str r3, [r7, #32]
break;
8000b96: e029 b.n 8000bec <HAL_GPIO_Init+0x130>
config = GPIO_Init->Speed + GPIO_CR_CNF_GP_OUTPUT_OD;
8000b98: 683b ldr r3, [r7, #0]
8000b9a: 68db ldr r3, [r3, #12]
8000b9c: 3304 adds r3, #4
8000b9e: 623b str r3, [r7, #32]
break;
8000ba0: e024 b.n 8000bec <HAL_GPIO_Init+0x130>
config = GPIO_Init->Speed + GPIO_CR_CNF_AF_OUTPUT_PP;
8000ba2: 683b ldr r3, [r7, #0]
8000ba4: 68db ldr r3, [r3, #12]
8000ba6: 3308 adds r3, #8
8000ba8: 623b str r3, [r7, #32]
break;
8000baa: e01f b.n 8000bec <HAL_GPIO_Init+0x130>
config = GPIO_Init->Speed + GPIO_CR_CNF_AF_OUTPUT_OD;
8000bac: 683b ldr r3, [r7, #0]
8000bae: 68db ldr r3, [r3, #12]
8000bb0: 330c adds r3, #12
8000bb2: 623b str r3, [r7, #32]
break;
8000bb4: e01a b.n 8000bec <HAL_GPIO_Init+0x130>
if (GPIO_Init->Pull == GPIO_NOPULL)
8000bb6: 683b ldr r3, [r7, #0]
8000bb8: 689b ldr r3, [r3, #8]
8000bba: 2b00 cmp r3, #0
8000bbc: d102 bne.n 8000bc4 <HAL_GPIO_Init+0x108>
config = GPIO_CR_MODE_INPUT + GPIO_CR_CNF_INPUT_FLOATING;
8000bbe: 2304 movs r3, #4
8000bc0: 623b str r3, [r7, #32]
break;
8000bc2: e013 b.n 8000bec <HAL_GPIO_Init+0x130>
else if (GPIO_Init->Pull == GPIO_PULLUP)
8000bc4: 683b ldr r3, [r7, #0]
8000bc6: 689b ldr r3, [r3, #8]
8000bc8: 2b01 cmp r3, #1
8000bca: d105 bne.n 8000bd8 <HAL_GPIO_Init+0x11c>
config = GPIO_CR_MODE_INPUT + GPIO_CR_CNF_INPUT_PU_PD;
8000bcc: 2308 movs r3, #8
8000bce: 623b str r3, [r7, #32]
GPIOx->BSRR = ioposition;
8000bd0: 687b ldr r3, [r7, #4]
8000bd2: 69fa ldr r2, [r7, #28]
8000bd4: 611a str r2, [r3, #16]
break;
8000bd6: e009 b.n 8000bec <HAL_GPIO_Init+0x130>
config = GPIO_CR_MODE_INPUT + GPIO_CR_CNF_INPUT_PU_PD;
8000bd8: 2308 movs r3, #8
8000bda: 623b str r3, [r7, #32]
GPIOx->BRR = ioposition;
8000bdc: 687b ldr r3, [r7, #4]
8000bde: 69fa ldr r2, [r7, #28]
8000be0: 615a str r2, [r3, #20]
break;
8000be2: e003 b.n 8000bec <HAL_GPIO_Init+0x130>
config = GPIO_CR_MODE_INPUT + GPIO_CR_CNF_ANALOG;
8000be4: 2300 movs r3, #0
8000be6: 623b str r3, [r7, #32]
break;
8000be8: e000 b.n 8000bec <HAL_GPIO_Init+0x130>
break;
8000bea: bf00 nop
}
/* Check if the current bit belongs to first half or last half of the pin count number
in order to address CRH or CRL register*/
configregister = (iocurrent < GPIO_PIN_8) ? &GPIOx->CRL : &GPIOx->CRH;
8000bec: 69bb ldr r3, [r7, #24]
8000bee: 2bff cmp r3, #255 ; 0xff
8000bf0: d801 bhi.n 8000bf6 <HAL_GPIO_Init+0x13a>
8000bf2: 687b ldr r3, [r7, #4]
8000bf4: e001 b.n 8000bfa <HAL_GPIO_Init+0x13e>
8000bf6: 687b ldr r3, [r7, #4]
8000bf8: 3304 adds r3, #4
8000bfa: 617b str r3, [r7, #20]
registeroffset = (iocurrent < GPIO_PIN_8) ? (position << 2u) : ((position - 8u) << 2u);
8000bfc: 69bb ldr r3, [r7, #24]
8000bfe: 2bff cmp r3, #255 ; 0xff
8000c00: d802 bhi.n 8000c08 <HAL_GPIO_Init+0x14c>
8000c02: 6a7b ldr r3, [r7, #36] ; 0x24
8000c04: 009b lsls r3, r3, #2
8000c06: e002 b.n 8000c0e <HAL_GPIO_Init+0x152>
8000c08: 6a7b ldr r3, [r7, #36] ; 0x24
8000c0a: 3b08 subs r3, #8
8000c0c: 009b lsls r3, r3, #2
8000c0e: 613b str r3, [r7, #16]
/* Apply the new configuration of the pin to the register */
MODIFY_REG((*configregister), ((GPIO_CRL_MODE0 | GPIO_CRL_CNF0) << registeroffset), (config << registeroffset));
8000c10: 697b ldr r3, [r7, #20]
8000c12: 681a ldr r2, [r3, #0]
8000c14: 210f movs r1, #15
8000c16: 693b ldr r3, [r7, #16]
8000c18: fa01 f303 lsl.w r3, r1, r3
8000c1c: 43db mvns r3, r3
8000c1e: 401a ands r2, r3
8000c20: 6a39 ldr r1, [r7, #32]
8000c22: 693b ldr r3, [r7, #16]
8000c24: fa01 f303 lsl.w r3, r1, r3
8000c28: 431a orrs r2, r3
8000c2a: 697b ldr r3, [r7, #20]
8000c2c: 601a str r2, [r3, #0]
/*--------------------- EXTI Mode Configuration ------------------------*/
/* Configure the External Interrupt or event for the current IO */
if ((GPIO_Init->Mode & EXTI_MODE) == EXTI_MODE)
8000c2e: 683b ldr r3, [r7, #0]
8000c30: 685b ldr r3, [r3, #4]
8000c32: f003 5380 and.w r3, r3, #268435456 ; 0x10000000
8000c36: 2b00 cmp r3, #0
8000c38: f000 80c1 beq.w 8000dbe <HAL_GPIO_Init+0x302>
{
/* Enable AFIO Clock */
__HAL_RCC_AFIO_CLK_ENABLE();
8000c3c: 4b53 ldr r3, [pc, #332] ; (8000d8c <HAL_GPIO_Init+0x2d0>)
8000c3e: 699b ldr r3, [r3, #24]
8000c40: 4a52 ldr r2, [pc, #328] ; (8000d8c <HAL_GPIO_Init+0x2d0>)
8000c42: f043 0301 orr.w r3, r3, #1
8000c46: 6193 str r3, [r2, #24]
8000c48: 4b50 ldr r3, [pc, #320] ; (8000d8c <HAL_GPIO_Init+0x2d0>)
8000c4a: 699b ldr r3, [r3, #24]
8000c4c: f003 0301 and.w r3, r3, #1
8000c50: 60bb str r3, [r7, #8]
8000c52: 68bb ldr r3, [r7, #8]
temp = AFIO->EXTICR[position >> 2u];
8000c54: 4a4e ldr r2, [pc, #312] ; (8000d90 <HAL_GPIO_Init+0x2d4>)
8000c56: 6a7b ldr r3, [r7, #36] ; 0x24
8000c58: 089b lsrs r3, r3, #2
8000c5a: 3302 adds r3, #2
8000c5c: f852 3023 ldr.w r3, [r2, r3, lsl #2]
8000c60: 60fb str r3, [r7, #12]
CLEAR_BIT(temp, (0x0Fu) << (4u * (position & 0x03u)));
8000c62: 6a7b ldr r3, [r7, #36] ; 0x24
8000c64: f003 0303 and.w r3, r3, #3
8000c68: 009b lsls r3, r3, #2
8000c6a: 220f movs r2, #15
8000c6c: fa02 f303 lsl.w r3, r2, r3
8000c70: 43db mvns r3, r3
8000c72: 68fa ldr r2, [r7, #12]
8000c74: 4013 ands r3, r2
8000c76: 60fb str r3, [r7, #12]
SET_BIT(temp, (GPIO_GET_INDEX(GPIOx)) << (4u * (position & 0x03u)));
8000c78: 687b ldr r3, [r7, #4]
8000c7a: 4a46 ldr r2, [pc, #280] ; (8000d94 <HAL_GPIO_Init+0x2d8>)
8000c7c: 4293 cmp r3, r2
8000c7e: d01f beq.n 8000cc0 <HAL_GPIO_Init+0x204>
8000c80: 687b ldr r3, [r7, #4]
8000c82: 4a45 ldr r2, [pc, #276] ; (8000d98 <HAL_GPIO_Init+0x2dc>)
8000c84: 4293 cmp r3, r2
8000c86: d019 beq.n 8000cbc <HAL_GPIO_Init+0x200>
8000c88: 687b ldr r3, [r7, #4]
8000c8a: 4a44 ldr r2, [pc, #272] ; (8000d9c <HAL_GPIO_Init+0x2e0>)
8000c8c: 4293 cmp r3, r2
8000c8e: d013 beq.n 8000cb8 <HAL_GPIO_Init+0x1fc>
8000c90: 687b ldr r3, [r7, #4]
8000c92: 4a43 ldr r2, [pc, #268] ; (8000da0 <HAL_GPIO_Init+0x2e4>)
8000c94: 4293 cmp r3, r2
8000c96: d00d beq.n 8000cb4 <HAL_GPIO_Init+0x1f8>
8000c98: 687b ldr r3, [r7, #4]
8000c9a: 4a42 ldr r2, [pc, #264] ; (8000da4 <HAL_GPIO_Init+0x2e8>)
8000c9c: 4293 cmp r3, r2
8000c9e: d007 beq.n 8000cb0 <HAL_GPIO_Init+0x1f4>
8000ca0: 687b ldr r3, [r7, #4]
8000ca2: 4a41 ldr r2, [pc, #260] ; (8000da8 <HAL_GPIO_Init+0x2ec>)
8000ca4: 4293 cmp r3, r2
8000ca6: d101 bne.n 8000cac <HAL_GPIO_Init+0x1f0>
8000ca8: 2305 movs r3, #5
8000caa: e00a b.n 8000cc2 <HAL_GPIO_Init+0x206>
8000cac: 2306 movs r3, #6
8000cae: e008 b.n 8000cc2 <HAL_GPIO_Init+0x206>
8000cb0: 2304 movs r3, #4
8000cb2: e006 b.n 8000cc2 <HAL_GPIO_Init+0x206>
8000cb4: 2303 movs r3, #3
8000cb6: e004 b.n 8000cc2 <HAL_GPIO_Init+0x206>
8000cb8: 2302 movs r3, #2
8000cba: e002 b.n 8000cc2 <HAL_GPIO_Init+0x206>
8000cbc: 2301 movs r3, #1
8000cbe: e000 b.n 8000cc2 <HAL_GPIO_Init+0x206>
8000cc0: 2300 movs r3, #0
8000cc2: 6a7a ldr r2, [r7, #36] ; 0x24
8000cc4: f002 0203 and.w r2, r2, #3
8000cc8: 0092 lsls r2, r2, #2
8000cca: 4093 lsls r3, r2
8000ccc: 68fa ldr r2, [r7, #12]
8000cce: 4313 orrs r3, r2
8000cd0: 60fb str r3, [r7, #12]
AFIO->EXTICR[position >> 2u] = temp;
8000cd2: 492f ldr r1, [pc, #188] ; (8000d90 <HAL_GPIO_Init+0x2d4>)
8000cd4: 6a7b ldr r3, [r7, #36] ; 0x24
8000cd6: 089b lsrs r3, r3, #2
8000cd8: 3302 adds r3, #2
8000cda: 68fa ldr r2, [r7, #12]
8000cdc: f841 2023 str.w r2, [r1, r3, lsl #2]
/* Configure the interrupt mask */
if ((GPIO_Init->Mode & GPIO_MODE_IT) == GPIO_MODE_IT)
8000ce0: 683b ldr r3, [r7, #0]
8000ce2: 685b ldr r3, [r3, #4]
8000ce4: f403 3380 and.w r3, r3, #65536 ; 0x10000
8000ce8: 2b00 cmp r3, #0
8000cea: d006 beq.n 8000cfa <HAL_GPIO_Init+0x23e>
{
SET_BIT(EXTI->IMR, iocurrent);
8000cec: 4b2f ldr r3, [pc, #188] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000cee: 681a ldr r2, [r3, #0]
8000cf0: 492e ldr r1, [pc, #184] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000cf2: 69bb ldr r3, [r7, #24]
8000cf4: 4313 orrs r3, r2
8000cf6: 600b str r3, [r1, #0]
8000cf8: e006 b.n 8000d08 <HAL_GPIO_Init+0x24c>
}
else
{
CLEAR_BIT(EXTI->IMR, iocurrent);
8000cfa: 4b2c ldr r3, [pc, #176] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000cfc: 681a ldr r2, [r3, #0]
8000cfe: 69bb ldr r3, [r7, #24]
8000d00: 43db mvns r3, r3
8000d02: 492a ldr r1, [pc, #168] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000d04: 4013 ands r3, r2
8000d06: 600b str r3, [r1, #0]
}
/* Configure the event mask */
if ((GPIO_Init->Mode & GPIO_MODE_EVT) == GPIO_MODE_EVT)
8000d08: 683b ldr r3, [r7, #0]
8000d0a: 685b ldr r3, [r3, #4]
8000d0c: f403 3300 and.w r3, r3, #131072 ; 0x20000
8000d10: 2b00 cmp r3, #0
8000d12: d006 beq.n 8000d22 <HAL_GPIO_Init+0x266>
{
SET_BIT(EXTI->EMR, iocurrent);
8000d14: 4b25 ldr r3, [pc, #148] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000d16: 685a ldr r2, [r3, #4]
8000d18: 4924 ldr r1, [pc, #144] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000d1a: 69bb ldr r3, [r7, #24]
8000d1c: 4313 orrs r3, r2
8000d1e: 604b str r3, [r1, #4]
8000d20: e006 b.n 8000d30 <HAL_GPIO_Init+0x274>
}
else
{
CLEAR_BIT(EXTI->EMR, iocurrent);
8000d22: 4b22 ldr r3, [pc, #136] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000d24: 685a ldr r2, [r3, #4]
8000d26: 69bb ldr r3, [r7, #24]
8000d28: 43db mvns r3, r3
8000d2a: 4920 ldr r1, [pc, #128] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000d2c: 4013 ands r3, r2
8000d2e: 604b str r3, [r1, #4]
}
/* Enable or disable the rising trigger */
if ((GPIO_Init->Mode & RISING_EDGE) == RISING_EDGE)
8000d30: 683b ldr r3, [r7, #0]
8000d32: 685b ldr r3, [r3, #4]
8000d34: f403 1380 and.w r3, r3, #1048576 ; 0x100000
8000d38: 2b00 cmp r3, #0
8000d3a: d006 beq.n 8000d4a <HAL_GPIO_Init+0x28e>
{
SET_BIT(EXTI->RTSR, iocurrent);
8000d3c: 4b1b ldr r3, [pc, #108] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000d3e: 689a ldr r2, [r3, #8]
8000d40: 491a ldr r1, [pc, #104] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000d42: 69bb ldr r3, [r7, #24]
8000d44: 4313 orrs r3, r2
8000d46: 608b str r3, [r1, #8]
8000d48: e006 b.n 8000d58 <HAL_GPIO_Init+0x29c>
}
else
{
CLEAR_BIT(EXTI->RTSR, iocurrent);
8000d4a: 4b18 ldr r3, [pc, #96] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000d4c: 689a ldr r2, [r3, #8]
8000d4e: 69bb ldr r3, [r7, #24]
8000d50: 43db mvns r3, r3
8000d52: 4916 ldr r1, [pc, #88] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000d54: 4013 ands r3, r2
8000d56: 608b str r3, [r1, #8]
}
/* Enable or disable the falling trigger */
if ((GPIO_Init->Mode & FALLING_EDGE) == FALLING_EDGE)
8000d58: 683b ldr r3, [r7, #0]
8000d5a: 685b ldr r3, [r3, #4]
8000d5c: f403 1300 and.w r3, r3, #2097152 ; 0x200000
8000d60: 2b00 cmp r3, #0
8000d62: d025 beq.n 8000db0 <HAL_GPIO_Init+0x2f4>
{
SET_BIT(EXTI->FTSR, iocurrent);
8000d64: 4b11 ldr r3, [pc, #68] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000d66: 68da ldr r2, [r3, #12]
8000d68: 4910 ldr r1, [pc, #64] ; (8000dac <HAL_GPIO_Init+0x2f0>)
8000d6a: 69bb ldr r3, [r7, #24]
8000d6c: 4313 orrs r3, r2
8000d6e: 60cb str r3, [r1, #12]
8000d70: e025 b.n 8000dbe <HAL_GPIO_Init+0x302>
8000d72: bf00 nop
8000d74: 10320000 .word 0x10320000
8000d78: 10310000 .word 0x10310000
8000d7c: 10220000 .word 0x10220000
8000d80: 10210000 .word 0x10210000
8000d84: 10120000 .word 0x10120000
8000d88: 10110000 .word 0x10110000
8000d8c: 40021000 .word 0x40021000
8000d90: 40010000 .word 0x40010000
8000d94: 40010800 .word 0x40010800
8000d98: 40010c00 .word 0x40010c00
8000d9c: 40011000 .word 0x40011000
8000da0: 40011400 .word 0x40011400
8000da4: 40011800 .word 0x40011800
8000da8: 40011c00 .word 0x40011c00
8000dac: 40010400 .word 0x40010400
}
else
{
CLEAR_BIT(EXTI->FTSR, iocurrent);
8000db0: 4b0b ldr r3, [pc, #44] ; (8000de0 <HAL_GPIO_Init+0x324>)
8000db2: 68da ldr r2, [r3, #12]
8000db4: 69bb ldr r3, [r7, #24]
8000db6: 43db mvns r3, r3
8000db8: 4909 ldr r1, [pc, #36] ; (8000de0 <HAL_GPIO_Init+0x324>)
8000dba: 4013 ands r3, r2
8000dbc: 60cb str r3, [r1, #12]
}
}
}
position++;
8000dbe: 6a7b ldr r3, [r7, #36] ; 0x24
8000dc0: 3301 adds r3, #1
8000dc2: 627b str r3, [r7, #36] ; 0x24
while (((GPIO_Init->Pin) >> position) != 0x00u)
8000dc4: 683b ldr r3, [r7, #0]
8000dc6: 681a ldr r2, [r3, #0]
8000dc8: 6a7b ldr r3, [r7, #36] ; 0x24
8000dca: fa22 f303 lsr.w r3, r2, r3
8000dce: 2b00 cmp r3, #0
8000dd0: f47f ae7e bne.w 8000ad0 <HAL_GPIO_Init+0x14>
}
}
8000dd4: bf00 nop
8000dd6: bf00 nop
8000dd8: 372c adds r7, #44 ; 0x2c
8000dda: 46bd mov sp, r7
8000ddc: bc80 pop {r7}
8000dde: 4770 bx lr
8000de0: 40010400 .word 0x40010400
08000de4 <HAL_GPIO_WritePin>:
* @arg GPIO_PIN_RESET: to clear the port pin
* @arg GPIO_PIN_SET: to set the port pin
* @retval None
*/
void HAL_GPIO_WritePin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState)
{
8000de4: b480 push {r7}
8000de6: b083 sub sp, #12
8000de8: af00 add r7, sp, #0
8000dea: 6078 str r0, [r7, #4]
8000dec: 460b mov r3, r1
8000dee: 807b strh r3, [r7, #2]
8000df0: 4613 mov r3, r2
8000df2: 707b strb r3, [r7, #1]
/* Check the parameters */
assert_param(IS_GPIO_PIN(GPIO_Pin));
assert_param(IS_GPIO_PIN_ACTION(PinState));
if (PinState != GPIO_PIN_RESET)
8000df4: 787b ldrb r3, [r7, #1]
8000df6: 2b00 cmp r3, #0
8000df8: d003 beq.n 8000e02 <HAL_GPIO_WritePin+0x1e>
{
GPIOx->BSRR = GPIO_Pin;
8000dfa: 887a ldrh r2, [r7, #2]
8000dfc: 687b ldr r3, [r7, #4]
8000dfe: 611a str r2, [r3, #16]
}
else
{
GPIOx->BSRR = (uint32_t)GPIO_Pin << 16u;
}
}
8000e00: e003 b.n 8000e0a <HAL_GPIO_WritePin+0x26>
GPIOx->BSRR = (uint32_t)GPIO_Pin << 16u;
8000e02: 887b ldrh r3, [r7, #2]
8000e04: 041a lsls r2, r3, #16
8000e06: 687b ldr r3, [r7, #4]
8000e08: 611a str r2, [r3, #16]
}
8000e0a: bf00 nop
8000e0c: 370c adds r7, #12
8000e0e: 46bd mov sp, r7
8000e10: bc80 pop {r7}
8000e12: 4770 bx lr
08000e14 <HAL_RCC_OscConfig>:
* supported by this macro. User should request a transition to HSE Off
* first and then HSE On or HSE Bypass.
* @retval HAL status
*/
HAL_StatusTypeDef HAL_RCC_OscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct)
{
8000e14: b580 push {r7, lr}
8000e16: b086 sub sp, #24
8000e18: af00 add r7, sp, #0
8000e1a: 6078 str r0, [r7, #4]
uint32_t tickstart;
uint32_t pll_config;
/* Check Null pointer */
if (RCC_OscInitStruct == NULL)
8000e1c: 687b ldr r3, [r7, #4]
8000e1e: 2b00 cmp r3, #0
8000e20: d101 bne.n 8000e26 <HAL_RCC_OscConfig+0x12>
{
return HAL_ERROR;
8000e22: 2301 movs r3, #1
8000e24: e26c b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
/* Check the parameters */
assert_param(IS_RCC_OSCILLATORTYPE(RCC_OscInitStruct->OscillatorType));
/*------------------------------- HSE Configuration ------------------------*/
if (((RCC_OscInitStruct->OscillatorType) & RCC_OSCILLATORTYPE_HSE) == RCC_OSCILLATORTYPE_HSE)
8000e26: 687b ldr r3, [r7, #4]
8000e28: 681b ldr r3, [r3, #0]
8000e2a: f003 0301 and.w r3, r3, #1
8000e2e: 2b00 cmp r3, #0
8000e30: f000 8087 beq.w 8000f42 <HAL_RCC_OscConfig+0x12e>
{
/* Check the parameters */
assert_param(IS_RCC_HSE(RCC_OscInitStruct->HSEState));
/* When the HSE is used as system clock or clock source for PLL in these cases it is not allowed to be disabled */
if ((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_SYSCLKSOURCE_STATUS_HSE)
8000e34: 4b92 ldr r3, [pc, #584] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000e36: 685b ldr r3, [r3, #4]
8000e38: f003 030c and.w r3, r3, #12
8000e3c: 2b04 cmp r3, #4
8000e3e: d00c beq.n 8000e5a <HAL_RCC_OscConfig+0x46>
|| ((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_SYSCLKSOURCE_STATUS_PLLCLK) && (__HAL_RCC_GET_PLL_OSCSOURCE() == RCC_PLLSOURCE_HSE)))
8000e40: 4b8f ldr r3, [pc, #572] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000e42: 685b ldr r3, [r3, #4]
8000e44: f003 030c and.w r3, r3, #12
8000e48: 2b08 cmp r3, #8
8000e4a: d112 bne.n 8000e72 <HAL_RCC_OscConfig+0x5e>
8000e4c: 4b8c ldr r3, [pc, #560] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000e4e: 685b ldr r3, [r3, #4]
8000e50: f403 3380 and.w r3, r3, #65536 ; 0x10000
8000e54: f5b3 3f80 cmp.w r3, #65536 ; 0x10000
8000e58: d10b bne.n 8000e72 <HAL_RCC_OscConfig+0x5e>
{
if ((__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) != RESET) && (RCC_OscInitStruct->HSEState == RCC_HSE_OFF))
8000e5a: 4b89 ldr r3, [pc, #548] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000e5c: 681b ldr r3, [r3, #0]
8000e5e: f403 3300 and.w r3, r3, #131072 ; 0x20000
8000e62: 2b00 cmp r3, #0
8000e64: d06c beq.n 8000f40 <HAL_RCC_OscConfig+0x12c>
8000e66: 687b ldr r3, [r7, #4]
8000e68: 685b ldr r3, [r3, #4]
8000e6a: 2b00 cmp r3, #0
8000e6c: d168 bne.n 8000f40 <HAL_RCC_OscConfig+0x12c>
{
return HAL_ERROR;
8000e6e: 2301 movs r3, #1
8000e70: e246 b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
}
}
else
{
/* Set the new HSE configuration ---------------------------------------*/
__HAL_RCC_HSE_CONFIG(RCC_OscInitStruct->HSEState);
8000e72: 687b ldr r3, [r7, #4]
8000e74: 685b ldr r3, [r3, #4]
8000e76: f5b3 3f80 cmp.w r3, #65536 ; 0x10000
8000e7a: d106 bne.n 8000e8a <HAL_RCC_OscConfig+0x76>
8000e7c: 4b80 ldr r3, [pc, #512] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000e7e: 681b ldr r3, [r3, #0]
8000e80: 4a7f ldr r2, [pc, #508] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000e82: f443 3380 orr.w r3, r3, #65536 ; 0x10000
8000e86: 6013 str r3, [r2, #0]
8000e88: e02e b.n 8000ee8 <HAL_RCC_OscConfig+0xd4>
8000e8a: 687b ldr r3, [r7, #4]
8000e8c: 685b ldr r3, [r3, #4]
8000e8e: 2b00 cmp r3, #0
8000e90: d10c bne.n 8000eac <HAL_RCC_OscConfig+0x98>
8000e92: 4b7b ldr r3, [pc, #492] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000e94: 681b ldr r3, [r3, #0]
8000e96: 4a7a ldr r2, [pc, #488] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000e98: f423 3380 bic.w r3, r3, #65536 ; 0x10000
8000e9c: 6013 str r3, [r2, #0]
8000e9e: 4b78 ldr r3, [pc, #480] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000ea0: 681b ldr r3, [r3, #0]
8000ea2: 4a77 ldr r2, [pc, #476] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000ea4: f423 2380 bic.w r3, r3, #262144 ; 0x40000
8000ea8: 6013 str r3, [r2, #0]
8000eaa: e01d b.n 8000ee8 <HAL_RCC_OscConfig+0xd4>
8000eac: 687b ldr r3, [r7, #4]
8000eae: 685b ldr r3, [r3, #4]
8000eb0: f5b3 2fa0 cmp.w r3, #327680 ; 0x50000
8000eb4: d10c bne.n 8000ed0 <HAL_RCC_OscConfig+0xbc>
8000eb6: 4b72 ldr r3, [pc, #456] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000eb8: 681b ldr r3, [r3, #0]
8000eba: 4a71 ldr r2, [pc, #452] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000ebc: f443 2380 orr.w r3, r3, #262144 ; 0x40000
8000ec0: 6013 str r3, [r2, #0]
8000ec2: 4b6f ldr r3, [pc, #444] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000ec4: 681b ldr r3, [r3, #0]
8000ec6: 4a6e ldr r2, [pc, #440] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000ec8: f443 3380 orr.w r3, r3, #65536 ; 0x10000
8000ecc: 6013 str r3, [r2, #0]
8000ece: e00b b.n 8000ee8 <HAL_RCC_OscConfig+0xd4>
8000ed0: 4b6b ldr r3, [pc, #428] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000ed2: 681b ldr r3, [r3, #0]
8000ed4: 4a6a ldr r2, [pc, #424] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000ed6: f423 3380 bic.w r3, r3, #65536 ; 0x10000
8000eda: 6013 str r3, [r2, #0]
8000edc: 4b68 ldr r3, [pc, #416] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000ede: 681b ldr r3, [r3, #0]
8000ee0: 4a67 ldr r2, [pc, #412] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000ee2: f423 2380 bic.w r3, r3, #262144 ; 0x40000
8000ee6: 6013 str r3, [r2, #0]
/* Check the HSE State */
if (RCC_OscInitStruct->HSEState != RCC_HSE_OFF)
8000ee8: 687b ldr r3, [r7, #4]
8000eea: 685b ldr r3, [r3, #4]
8000eec: 2b00 cmp r3, #0
8000eee: d013 beq.n 8000f18 <HAL_RCC_OscConfig+0x104>
{
/* Get Start Tick */
tickstart = HAL_GetTick();
8000ef0: f7ff fcd2 bl 8000898 <HAL_GetTick>
8000ef4: 6138 str r0, [r7, #16]
/* Wait till HSE is ready */
while (__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) == RESET)
8000ef6: e008 b.n 8000f0a <HAL_RCC_OscConfig+0xf6>
{
if ((HAL_GetTick() - tickstart) > HSE_TIMEOUT_VALUE)
8000ef8: f7ff fcce bl 8000898 <HAL_GetTick>
8000efc: 4602 mov r2, r0
8000efe: 693b ldr r3, [r7, #16]
8000f00: 1ad3 subs r3, r2, r3
8000f02: 2b64 cmp r3, #100 ; 0x64
8000f04: d901 bls.n 8000f0a <HAL_RCC_OscConfig+0xf6>
{
return HAL_TIMEOUT;
8000f06: 2303 movs r3, #3
8000f08: e1fa b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
while (__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) == RESET)
8000f0a: 4b5d ldr r3, [pc, #372] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000f0c: 681b ldr r3, [r3, #0]
8000f0e: f403 3300 and.w r3, r3, #131072 ; 0x20000
8000f12: 2b00 cmp r3, #0
8000f14: d0f0 beq.n 8000ef8 <HAL_RCC_OscConfig+0xe4>
8000f16: e014 b.n 8000f42 <HAL_RCC_OscConfig+0x12e>
}
}
else
{
/* Get Start Tick */
tickstart = HAL_GetTick();
8000f18: f7ff fcbe bl 8000898 <HAL_GetTick>
8000f1c: 6138 str r0, [r7, #16]
/* Wait till HSE is disabled */
while (__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) != RESET)
8000f1e: e008 b.n 8000f32 <HAL_RCC_OscConfig+0x11e>
{
if ((HAL_GetTick() - tickstart) > HSE_TIMEOUT_VALUE)
8000f20: f7ff fcba bl 8000898 <HAL_GetTick>
8000f24: 4602 mov r2, r0
8000f26: 693b ldr r3, [r7, #16]
8000f28: 1ad3 subs r3, r2, r3
8000f2a: 2b64 cmp r3, #100 ; 0x64
8000f2c: d901 bls.n 8000f32 <HAL_RCC_OscConfig+0x11e>
{
return HAL_TIMEOUT;
8000f2e: 2303 movs r3, #3
8000f30: e1e6 b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
while (__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) != RESET)
8000f32: 4b53 ldr r3, [pc, #332] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000f34: 681b ldr r3, [r3, #0]
8000f36: f403 3300 and.w r3, r3, #131072 ; 0x20000
8000f3a: 2b00 cmp r3, #0
8000f3c: d1f0 bne.n 8000f20 <HAL_RCC_OscConfig+0x10c>
8000f3e: e000 b.n 8000f42 <HAL_RCC_OscConfig+0x12e>
if ((__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) != RESET) && (RCC_OscInitStruct->HSEState == RCC_HSE_OFF))
8000f40: bf00 nop
}
}
}
}
/*----------------------------- HSI Configuration --------------------------*/
if (((RCC_OscInitStruct->OscillatorType) & RCC_OSCILLATORTYPE_HSI) == RCC_OSCILLATORTYPE_HSI)
8000f42: 687b ldr r3, [r7, #4]
8000f44: 681b ldr r3, [r3, #0]
8000f46: f003 0302 and.w r3, r3, #2
8000f4a: 2b00 cmp r3, #0
8000f4c: d063 beq.n 8001016 <HAL_RCC_OscConfig+0x202>
/* Check the parameters */
assert_param(IS_RCC_HSI(RCC_OscInitStruct->HSIState));
assert_param(IS_RCC_CALIBRATION_VALUE(RCC_OscInitStruct->HSICalibrationValue));
/* Check if HSI is used as system clock or as PLL source when PLL is selected as system clock */
if ((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_SYSCLKSOURCE_STATUS_HSI)
8000f4e: 4b4c ldr r3, [pc, #304] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000f50: 685b ldr r3, [r3, #4]
8000f52: f003 030c and.w r3, r3, #12
8000f56: 2b00 cmp r3, #0
8000f58: d00b beq.n 8000f72 <HAL_RCC_OscConfig+0x15e>
|| ((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_SYSCLKSOURCE_STATUS_PLLCLK) && (__HAL_RCC_GET_PLL_OSCSOURCE() == RCC_PLLSOURCE_HSI_DIV2)))
8000f5a: 4b49 ldr r3, [pc, #292] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000f5c: 685b ldr r3, [r3, #4]
8000f5e: f003 030c and.w r3, r3, #12
8000f62: 2b08 cmp r3, #8
8000f64: d11c bne.n 8000fa0 <HAL_RCC_OscConfig+0x18c>
8000f66: 4b46 ldr r3, [pc, #280] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000f68: 685b ldr r3, [r3, #4]
8000f6a: f403 3380 and.w r3, r3, #65536 ; 0x10000
8000f6e: 2b00 cmp r3, #0
8000f70: d116 bne.n 8000fa0 <HAL_RCC_OscConfig+0x18c>
{
/* When HSI is used as system clock it will not disabled */
if ((__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) != RESET) && (RCC_OscInitStruct->HSIState != RCC_HSI_ON))
8000f72: 4b43 ldr r3, [pc, #268] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000f74: 681b ldr r3, [r3, #0]
8000f76: f003 0302 and.w r3, r3, #2
8000f7a: 2b00 cmp r3, #0
8000f7c: d005 beq.n 8000f8a <HAL_RCC_OscConfig+0x176>
8000f7e: 687b ldr r3, [r7, #4]
8000f80: 691b ldr r3, [r3, #16]
8000f82: 2b01 cmp r3, #1
8000f84: d001 beq.n 8000f8a <HAL_RCC_OscConfig+0x176>
{
return HAL_ERROR;
8000f86: 2301 movs r3, #1
8000f88: e1ba b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
}
/* Otherwise, just the calibration is allowed */
else
{
/* Adjusts the Internal High Speed oscillator (HSI) calibration value.*/
__HAL_RCC_HSI_CALIBRATIONVALUE_ADJUST(RCC_OscInitStruct->HSICalibrationValue);
8000f8a: 4b3d ldr r3, [pc, #244] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000f8c: 681b ldr r3, [r3, #0]
8000f8e: f023 02f8 bic.w r2, r3, #248 ; 0xf8
8000f92: 687b ldr r3, [r7, #4]
8000f94: 695b ldr r3, [r3, #20]
8000f96: 00db lsls r3, r3, #3
8000f98: 4939 ldr r1, [pc, #228] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000f9a: 4313 orrs r3, r2
8000f9c: 600b str r3, [r1, #0]
if ((__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) != RESET) && (RCC_OscInitStruct->HSIState != RCC_HSI_ON))
8000f9e: e03a b.n 8001016 <HAL_RCC_OscConfig+0x202>
}
}
else
{
/* Check the HSI State */
if (RCC_OscInitStruct->HSIState != RCC_HSI_OFF)
8000fa0: 687b ldr r3, [r7, #4]
8000fa2: 691b ldr r3, [r3, #16]
8000fa4: 2b00 cmp r3, #0
8000fa6: d020 beq.n 8000fea <HAL_RCC_OscConfig+0x1d6>
{
/* Enable the Internal High Speed oscillator (HSI). */
__HAL_RCC_HSI_ENABLE();
8000fa8: 4b36 ldr r3, [pc, #216] ; (8001084 <HAL_RCC_OscConfig+0x270>)
8000faa: 2201 movs r2, #1
8000fac: 601a str r2, [r3, #0]
/* Get Start Tick */
tickstart = HAL_GetTick();
8000fae: f7ff fc73 bl 8000898 <HAL_GetTick>
8000fb2: 6138 str r0, [r7, #16]
/* Wait till HSI is ready */
while (__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) == RESET)
8000fb4: e008 b.n 8000fc8 <HAL_RCC_OscConfig+0x1b4>
{
if ((HAL_GetTick() - tickstart) > HSI_TIMEOUT_VALUE)
8000fb6: f7ff fc6f bl 8000898 <HAL_GetTick>
8000fba: 4602 mov r2, r0
8000fbc: 693b ldr r3, [r7, #16]
8000fbe: 1ad3 subs r3, r2, r3
8000fc0: 2b02 cmp r3, #2
8000fc2: d901 bls.n 8000fc8 <HAL_RCC_OscConfig+0x1b4>
{
return HAL_TIMEOUT;
8000fc4: 2303 movs r3, #3
8000fc6: e19b b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
while (__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) == RESET)
8000fc8: 4b2d ldr r3, [pc, #180] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000fca: 681b ldr r3, [r3, #0]
8000fcc: f003 0302 and.w r3, r3, #2
8000fd0: 2b00 cmp r3, #0
8000fd2: d0f0 beq.n 8000fb6 <HAL_RCC_OscConfig+0x1a2>
}
}
/* Adjusts the Internal High Speed oscillator (HSI) calibration value.*/
__HAL_RCC_HSI_CALIBRATIONVALUE_ADJUST(RCC_OscInitStruct->HSICalibrationValue);
8000fd4: 4b2a ldr r3, [pc, #168] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000fd6: 681b ldr r3, [r3, #0]
8000fd8: f023 02f8 bic.w r2, r3, #248 ; 0xf8
8000fdc: 687b ldr r3, [r7, #4]
8000fde: 695b ldr r3, [r3, #20]
8000fe0: 00db lsls r3, r3, #3
8000fe2: 4927 ldr r1, [pc, #156] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
8000fe4: 4313 orrs r3, r2
8000fe6: 600b str r3, [r1, #0]
8000fe8: e015 b.n 8001016 <HAL_RCC_OscConfig+0x202>
}
else
{
/* Disable the Internal High Speed oscillator (HSI). */
__HAL_RCC_HSI_DISABLE();
8000fea: 4b26 ldr r3, [pc, #152] ; (8001084 <HAL_RCC_OscConfig+0x270>)
8000fec: 2200 movs r2, #0
8000fee: 601a str r2, [r3, #0]
/* Get Start Tick */
tickstart = HAL_GetTick();
8000ff0: f7ff fc52 bl 8000898 <HAL_GetTick>
8000ff4: 6138 str r0, [r7, #16]
/* Wait till HSI is disabled */
while (__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) != RESET)
8000ff6: e008 b.n 800100a <HAL_RCC_OscConfig+0x1f6>
{
if ((HAL_GetTick() - tickstart) > HSI_TIMEOUT_VALUE)
8000ff8: f7ff fc4e bl 8000898 <HAL_GetTick>
8000ffc: 4602 mov r2, r0
8000ffe: 693b ldr r3, [r7, #16]
8001000: 1ad3 subs r3, r2, r3
8001002: 2b02 cmp r3, #2
8001004: d901 bls.n 800100a <HAL_RCC_OscConfig+0x1f6>
{
return HAL_TIMEOUT;
8001006: 2303 movs r3, #3
8001008: e17a b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
while (__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) != RESET)
800100a: 4b1d ldr r3, [pc, #116] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
800100c: 681b ldr r3, [r3, #0]
800100e: f003 0302 and.w r3, r3, #2
8001012: 2b00 cmp r3, #0
8001014: d1f0 bne.n 8000ff8 <HAL_RCC_OscConfig+0x1e4>
}
}
}
}
/*------------------------------ LSI Configuration -------------------------*/
if (((RCC_OscInitStruct->OscillatorType) & RCC_OSCILLATORTYPE_LSI) == RCC_OSCILLATORTYPE_LSI)
8001016: 687b ldr r3, [r7, #4]
8001018: 681b ldr r3, [r3, #0]
800101a: f003 0308 and.w r3, r3, #8
800101e: 2b00 cmp r3, #0
8001020: d03a beq.n 8001098 <HAL_RCC_OscConfig+0x284>
{
/* Check the parameters */
assert_param(IS_RCC_LSI(RCC_OscInitStruct->LSIState));
/* Check the LSI State */
if (RCC_OscInitStruct->LSIState != RCC_LSI_OFF)
8001022: 687b ldr r3, [r7, #4]
8001024: 699b ldr r3, [r3, #24]
8001026: 2b00 cmp r3, #0
8001028: d019 beq.n 800105e <HAL_RCC_OscConfig+0x24a>
{
/* Enable the Internal Low Speed oscillator (LSI). */
__HAL_RCC_LSI_ENABLE();
800102a: 4b17 ldr r3, [pc, #92] ; (8001088 <HAL_RCC_OscConfig+0x274>)
800102c: 2201 movs r2, #1
800102e: 601a str r2, [r3, #0]
/* Get Start Tick */
tickstart = HAL_GetTick();
8001030: f7ff fc32 bl 8000898 <HAL_GetTick>
8001034: 6138 str r0, [r7, #16]
/* Wait till LSI is ready */
while (__HAL_RCC_GET_FLAG(RCC_FLAG_LSIRDY) == RESET)
8001036: e008 b.n 800104a <HAL_RCC_OscConfig+0x236>
{
if ((HAL_GetTick() - tickstart) > LSI_TIMEOUT_VALUE)
8001038: f7ff fc2e bl 8000898 <HAL_GetTick>
800103c: 4602 mov r2, r0
800103e: 693b ldr r3, [r7, #16]
8001040: 1ad3 subs r3, r2, r3
8001042: 2b02 cmp r3, #2
8001044: d901 bls.n 800104a <HAL_RCC_OscConfig+0x236>
{
return HAL_TIMEOUT;
8001046: 2303 movs r3, #3
8001048: e15a b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
while (__HAL_RCC_GET_FLAG(RCC_FLAG_LSIRDY) == RESET)
800104a: 4b0d ldr r3, [pc, #52] ; (8001080 <HAL_RCC_OscConfig+0x26c>)
800104c: 6a5b ldr r3, [r3, #36] ; 0x24
800104e: f003 0302 and.w r3, r3, #2
8001052: 2b00 cmp r3, #0
8001054: d0f0 beq.n 8001038 <HAL_RCC_OscConfig+0x224>
}
}
/* To have a fully stabilized clock in the specified range, a software delay of 1ms
should be added.*/
RCC_Delay(1);
8001056: 2001 movs r0, #1
8001058: f000 faa6 bl 80015a8 <RCC_Delay>
800105c: e01c b.n 8001098 <HAL_RCC_OscConfig+0x284>
}
else
{
/* Disable the Internal Low Speed oscillator (LSI). */
__HAL_RCC_LSI_DISABLE();
800105e: 4b0a ldr r3, [pc, #40] ; (8001088 <HAL_RCC_OscConfig+0x274>)
8001060: 2200 movs r2, #0
8001062: 601a str r2, [r3, #0]
/* Get Start Tick */
tickstart = HAL_GetTick();
8001064: f7ff fc18 bl 8000898 <HAL_GetTick>
8001068: 6138 str r0, [r7, #16]
/* Wait till LSI is disabled */
while (__HAL_RCC_GET_FLAG(RCC_FLAG_LSIRDY) != RESET)
800106a: e00f b.n 800108c <HAL_RCC_OscConfig+0x278>
{
if ((HAL_GetTick() - tickstart) > LSI_TIMEOUT_VALUE)
800106c: f7ff fc14 bl 8000898 <HAL_GetTick>
8001070: 4602 mov r2, r0
8001072: 693b ldr r3, [r7, #16]
8001074: 1ad3 subs r3, r2, r3
8001076: 2b02 cmp r3, #2
8001078: d908 bls.n 800108c <HAL_RCC_OscConfig+0x278>
{
return HAL_TIMEOUT;
800107a: 2303 movs r3, #3
800107c: e140 b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
800107e: bf00 nop
8001080: 40021000 .word 0x40021000
8001084: 42420000 .word 0x42420000
8001088: 42420480 .word 0x42420480
while (__HAL_RCC_GET_FLAG(RCC_FLAG_LSIRDY) != RESET)
800108c: 4b9e ldr r3, [pc, #632] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
800108e: 6a5b ldr r3, [r3, #36] ; 0x24
8001090: f003 0302 and.w r3, r3, #2
8001094: 2b00 cmp r3, #0
8001096: d1e9 bne.n 800106c <HAL_RCC_OscConfig+0x258>
}
}
}
}
/*------------------------------ LSE Configuration -------------------------*/
if (((RCC_OscInitStruct->OscillatorType) & RCC_OSCILLATORTYPE_LSE) == RCC_OSCILLATORTYPE_LSE)
8001098: 687b ldr r3, [r7, #4]
800109a: 681b ldr r3, [r3, #0]
800109c: f003 0304 and.w r3, r3, #4
80010a0: 2b00 cmp r3, #0
80010a2: f000 80a6 beq.w 80011f2 <HAL_RCC_OscConfig+0x3de>
{
FlagStatus pwrclkchanged = RESET;
80010a6: 2300 movs r3, #0
80010a8: 75fb strb r3, [r7, #23]
/* Check the parameters */
assert_param(IS_RCC_LSE(RCC_OscInitStruct->LSEState));
/* Update LSE configuration in Backup Domain control register */
/* Requires to enable write access to Backup Domain of necessary */
if (__HAL_RCC_PWR_IS_CLK_DISABLED())
80010aa: 4b97 ldr r3, [pc, #604] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
80010ac: 69db ldr r3, [r3, #28]
80010ae: f003 5380 and.w r3, r3, #268435456 ; 0x10000000
80010b2: 2b00 cmp r3, #0
80010b4: d10d bne.n 80010d2 <HAL_RCC_OscConfig+0x2be>
{
__HAL_RCC_PWR_CLK_ENABLE();
80010b6: 4b94 ldr r3, [pc, #592] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
80010b8: 69db ldr r3, [r3, #28]
80010ba: 4a93 ldr r2, [pc, #588] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
80010bc: f043 5380 orr.w r3, r3, #268435456 ; 0x10000000
80010c0: 61d3 str r3, [r2, #28]
80010c2: 4b91 ldr r3, [pc, #580] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
80010c4: 69db ldr r3, [r3, #28]
80010c6: f003 5380 and.w r3, r3, #268435456 ; 0x10000000
80010ca: 60bb str r3, [r7, #8]
80010cc: 68bb ldr r3, [r7, #8]
pwrclkchanged = SET;
80010ce: 2301 movs r3, #1
80010d0: 75fb strb r3, [r7, #23]
}
if (HAL_IS_BIT_CLR(PWR->CR, PWR_CR_DBP))
80010d2: 4b8e ldr r3, [pc, #568] ; (800130c <HAL_RCC_OscConfig+0x4f8>)
80010d4: 681b ldr r3, [r3, #0]
80010d6: f403 7380 and.w r3, r3, #256 ; 0x100
80010da: 2b00 cmp r3, #0
80010dc: d118 bne.n 8001110 <HAL_RCC_OscConfig+0x2fc>
{
/* Enable write access to Backup domain */
SET_BIT(PWR->CR, PWR_CR_DBP);
80010de: 4b8b ldr r3, [pc, #556] ; (800130c <HAL_RCC_OscConfig+0x4f8>)
80010e0: 681b ldr r3, [r3, #0]
80010e2: 4a8a ldr r2, [pc, #552] ; (800130c <HAL_RCC_OscConfig+0x4f8>)
80010e4: f443 7380 orr.w r3, r3, #256 ; 0x100
80010e8: 6013 str r3, [r2, #0]
/* Wait for Backup domain Write protection disable */
tickstart = HAL_GetTick();
80010ea: f7ff fbd5 bl 8000898 <HAL_GetTick>
80010ee: 6138 str r0, [r7, #16]
while (HAL_IS_BIT_CLR(PWR->CR, PWR_CR_DBP))
80010f0: e008 b.n 8001104 <HAL_RCC_OscConfig+0x2f0>
{
if ((HAL_GetTick() - tickstart) > RCC_DBP_TIMEOUT_VALUE)
80010f2: f7ff fbd1 bl 8000898 <HAL_GetTick>
80010f6: 4602 mov r2, r0
80010f8: 693b ldr r3, [r7, #16]
80010fa: 1ad3 subs r3, r2, r3
80010fc: 2b64 cmp r3, #100 ; 0x64
80010fe: d901 bls.n 8001104 <HAL_RCC_OscConfig+0x2f0>
{
return HAL_TIMEOUT;
8001100: 2303 movs r3, #3
8001102: e0fd b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
while (HAL_IS_BIT_CLR(PWR->CR, PWR_CR_DBP))
8001104: 4b81 ldr r3, [pc, #516] ; (800130c <HAL_RCC_OscConfig+0x4f8>)
8001106: 681b ldr r3, [r3, #0]
8001108: f403 7380 and.w r3, r3, #256 ; 0x100
800110c: 2b00 cmp r3, #0
800110e: d0f0 beq.n 80010f2 <HAL_RCC_OscConfig+0x2de>
}
}
}
/* Set the new LSE configuration -----------------------------------------*/
__HAL_RCC_LSE_CONFIG(RCC_OscInitStruct->LSEState);
8001110: 687b ldr r3, [r7, #4]
8001112: 68db ldr r3, [r3, #12]
8001114: 2b01 cmp r3, #1
8001116: d106 bne.n 8001126 <HAL_RCC_OscConfig+0x312>
8001118: 4b7b ldr r3, [pc, #492] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
800111a: 6a1b ldr r3, [r3, #32]
800111c: 4a7a ldr r2, [pc, #488] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
800111e: f043 0301 orr.w r3, r3, #1
8001122: 6213 str r3, [r2, #32]
8001124: e02d b.n 8001182 <HAL_RCC_OscConfig+0x36e>
8001126: 687b ldr r3, [r7, #4]
8001128: 68db ldr r3, [r3, #12]
800112a: 2b00 cmp r3, #0
800112c: d10c bne.n 8001148 <HAL_RCC_OscConfig+0x334>
800112e: 4b76 ldr r3, [pc, #472] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001130: 6a1b ldr r3, [r3, #32]
8001132: 4a75 ldr r2, [pc, #468] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001134: f023 0301 bic.w r3, r3, #1
8001138: 6213 str r3, [r2, #32]
800113a: 4b73 ldr r3, [pc, #460] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
800113c: 6a1b ldr r3, [r3, #32]
800113e: 4a72 ldr r2, [pc, #456] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001140: f023 0304 bic.w r3, r3, #4
8001144: 6213 str r3, [r2, #32]
8001146: e01c b.n 8001182 <HAL_RCC_OscConfig+0x36e>
8001148: 687b ldr r3, [r7, #4]
800114a: 68db ldr r3, [r3, #12]
800114c: 2b05 cmp r3, #5
800114e: d10c bne.n 800116a <HAL_RCC_OscConfig+0x356>
8001150: 4b6d ldr r3, [pc, #436] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001152: 6a1b ldr r3, [r3, #32]
8001154: 4a6c ldr r2, [pc, #432] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001156: f043 0304 orr.w r3, r3, #4
800115a: 6213 str r3, [r2, #32]
800115c: 4b6a ldr r3, [pc, #424] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
800115e: 6a1b ldr r3, [r3, #32]
8001160: 4a69 ldr r2, [pc, #420] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001162: f043 0301 orr.w r3, r3, #1
8001166: 6213 str r3, [r2, #32]
8001168: e00b b.n 8001182 <HAL_RCC_OscConfig+0x36e>
800116a: 4b67 ldr r3, [pc, #412] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
800116c: 6a1b ldr r3, [r3, #32]
800116e: 4a66 ldr r2, [pc, #408] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001170: f023 0301 bic.w r3, r3, #1
8001174: 6213 str r3, [r2, #32]
8001176: 4b64 ldr r3, [pc, #400] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001178: 6a1b ldr r3, [r3, #32]
800117a: 4a63 ldr r2, [pc, #396] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
800117c: f023 0304 bic.w r3, r3, #4
8001180: 6213 str r3, [r2, #32]
/* Check the LSE State */
if (RCC_OscInitStruct->LSEState != RCC_LSE_OFF)
8001182: 687b ldr r3, [r7, #4]
8001184: 68db ldr r3, [r3, #12]
8001186: 2b00 cmp r3, #0
8001188: d015 beq.n 80011b6 <HAL_RCC_OscConfig+0x3a2>
{
/* Get Start Tick */
tickstart = HAL_GetTick();
800118a: f7ff fb85 bl 8000898 <HAL_GetTick>
800118e: 6138 str r0, [r7, #16]
/* Wait till LSE is ready */
while (__HAL_RCC_GET_FLAG(RCC_FLAG_LSERDY) == RESET)
8001190: e00a b.n 80011a8 <HAL_RCC_OscConfig+0x394>
{
if ((HAL_GetTick() - tickstart) > RCC_LSE_TIMEOUT_VALUE)
8001192: f7ff fb81 bl 8000898 <HAL_GetTick>
8001196: 4602 mov r2, r0
8001198: 693b ldr r3, [r7, #16]
800119a: 1ad3 subs r3, r2, r3
800119c: f241 3288 movw r2, #5000 ; 0x1388
80011a0: 4293 cmp r3, r2
80011a2: d901 bls.n 80011a8 <HAL_RCC_OscConfig+0x394>
{
return HAL_TIMEOUT;
80011a4: 2303 movs r3, #3
80011a6: e0ab b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
while (__HAL_RCC_GET_FLAG(RCC_FLAG_LSERDY) == RESET)
80011a8: 4b57 ldr r3, [pc, #348] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
80011aa: 6a1b ldr r3, [r3, #32]
80011ac: f003 0302 and.w r3, r3, #2
80011b0: 2b00 cmp r3, #0
80011b2: d0ee beq.n 8001192 <HAL_RCC_OscConfig+0x37e>
80011b4: e014 b.n 80011e0 <HAL_RCC_OscConfig+0x3cc>
}
}
else
{
/* Get Start Tick */
tickstart = HAL_GetTick();
80011b6: f7ff fb6f bl 8000898 <HAL_GetTick>
80011ba: 6138 str r0, [r7, #16]
/* Wait till LSE is disabled */
while (__HAL_RCC_GET_FLAG(RCC_FLAG_LSERDY) != RESET)
80011bc: e00a b.n 80011d4 <HAL_RCC_OscConfig+0x3c0>
{
if ((HAL_GetTick() - tickstart) > RCC_LSE_TIMEOUT_VALUE)
80011be: f7ff fb6b bl 8000898 <HAL_GetTick>
80011c2: 4602 mov r2, r0
80011c4: 693b ldr r3, [r7, #16]
80011c6: 1ad3 subs r3, r2, r3
80011c8: f241 3288 movw r2, #5000 ; 0x1388
80011cc: 4293 cmp r3, r2
80011ce: d901 bls.n 80011d4 <HAL_RCC_OscConfig+0x3c0>
{
return HAL_TIMEOUT;
80011d0: 2303 movs r3, #3
80011d2: e095 b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
while (__HAL_RCC_GET_FLAG(RCC_FLAG_LSERDY) != RESET)
80011d4: 4b4c ldr r3, [pc, #304] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
80011d6: 6a1b ldr r3, [r3, #32]
80011d8: f003 0302 and.w r3, r3, #2
80011dc: 2b00 cmp r3, #0
80011de: d1ee bne.n 80011be <HAL_RCC_OscConfig+0x3aa>
}
}
}
/* Require to disable power clock if necessary */
if (pwrclkchanged == SET)
80011e0: 7dfb ldrb r3, [r7, #23]
80011e2: 2b01 cmp r3, #1
80011e4: d105 bne.n 80011f2 <HAL_RCC_OscConfig+0x3de>
{
__HAL_RCC_PWR_CLK_DISABLE();
80011e6: 4b48 ldr r3, [pc, #288] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
80011e8: 69db ldr r3, [r3, #28]
80011ea: 4a47 ldr r2, [pc, #284] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
80011ec: f023 5380 bic.w r3, r3, #268435456 ; 0x10000000
80011f0: 61d3 str r3, [r2, #28]
#endif /* RCC_CR_PLL2ON */
/*-------------------------------- PLL Configuration -----------------------*/
/* Check the parameters */
assert_param(IS_RCC_PLL(RCC_OscInitStruct->PLL.PLLState));
if ((RCC_OscInitStruct->PLL.PLLState) != RCC_PLL_NONE)
80011f2: 687b ldr r3, [r7, #4]
80011f4: 69db ldr r3, [r3, #28]
80011f6: 2b00 cmp r3, #0
80011f8: f000 8081 beq.w 80012fe <HAL_RCC_OscConfig+0x4ea>
{
/* Check if the PLL is used as system clock or not */
if (__HAL_RCC_GET_SYSCLK_SOURCE() != RCC_SYSCLKSOURCE_STATUS_PLLCLK)
80011fc: 4b42 ldr r3, [pc, #264] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
80011fe: 685b ldr r3, [r3, #4]
8001200: f003 030c and.w r3, r3, #12
8001204: 2b08 cmp r3, #8
8001206: d061 beq.n 80012cc <HAL_RCC_OscConfig+0x4b8>
{
if ((RCC_OscInitStruct->PLL.PLLState) == RCC_PLL_ON)
8001208: 687b ldr r3, [r7, #4]
800120a: 69db ldr r3, [r3, #28]
800120c: 2b02 cmp r3, #2
800120e: d146 bne.n 800129e <HAL_RCC_OscConfig+0x48a>
/* Check the parameters */
assert_param(IS_RCC_PLLSOURCE(RCC_OscInitStruct->PLL.PLLSource));
assert_param(IS_RCC_PLL_MUL(RCC_OscInitStruct->PLL.PLLMUL));
/* Disable the main PLL. */
__HAL_RCC_PLL_DISABLE();
8001210: 4b3f ldr r3, [pc, #252] ; (8001310 <HAL_RCC_OscConfig+0x4fc>)
8001212: 2200 movs r2, #0
8001214: 601a str r2, [r3, #0]
/* Get Start Tick */
tickstart = HAL_GetTick();
8001216: f7ff fb3f bl 8000898 <HAL_GetTick>
800121a: 6138 str r0, [r7, #16]
/* Wait till PLL is disabled */
while (__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) != RESET)
800121c: e008 b.n 8001230 <HAL_RCC_OscConfig+0x41c>
{
if ((HAL_GetTick() - tickstart) > PLL_TIMEOUT_VALUE)
800121e: f7ff fb3b bl 8000898 <HAL_GetTick>
8001222: 4602 mov r2, r0
8001224: 693b ldr r3, [r7, #16]
8001226: 1ad3 subs r3, r2, r3
8001228: 2b02 cmp r3, #2
800122a: d901 bls.n 8001230 <HAL_RCC_OscConfig+0x41c>
{
return HAL_TIMEOUT;
800122c: 2303 movs r3, #3
800122e: e067 b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
while (__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) != RESET)
8001230: 4b35 ldr r3, [pc, #212] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001232: 681b ldr r3, [r3, #0]
8001234: f003 7300 and.w r3, r3, #33554432 ; 0x2000000
8001238: 2b00 cmp r3, #0
800123a: d1f0 bne.n 800121e <HAL_RCC_OscConfig+0x40a>
}
}
/* Configure the HSE prediv factor --------------------------------*/
/* It can be written only when the PLL is disabled. Not used in PLL source is different than HSE */
if (RCC_OscInitStruct->PLL.PLLSource == RCC_PLLSOURCE_HSE)
800123c: 687b ldr r3, [r7, #4]
800123e: 6a1b ldr r3, [r3, #32]
8001240: f5b3 3f80 cmp.w r3, #65536 ; 0x10000
8001244: d108 bne.n 8001258 <HAL_RCC_OscConfig+0x444>
/* Set PREDIV1 source */
SET_BIT(RCC->CFGR2, RCC_OscInitStruct->Prediv1Source);
#endif /* RCC_CFGR2_PREDIV1SRC */
/* Set PREDIV1 Value */
__HAL_RCC_HSE_PREDIV_CONFIG(RCC_OscInitStruct->HSEPredivValue);
8001246: 4b30 ldr r3, [pc, #192] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001248: 685b ldr r3, [r3, #4]
800124a: f423 3200 bic.w r2, r3, #131072 ; 0x20000
800124e: 687b ldr r3, [r7, #4]
8001250: 689b ldr r3, [r3, #8]
8001252: 492d ldr r1, [pc, #180] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001254: 4313 orrs r3, r2
8001256: 604b str r3, [r1, #4]
}
/* Configure the main PLL clock source and multiplication factors. */
__HAL_RCC_PLL_CONFIG(RCC_OscInitStruct->PLL.PLLSource,
8001258: 4b2b ldr r3, [pc, #172] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
800125a: 685b ldr r3, [r3, #4]
800125c: f423 1274 bic.w r2, r3, #3997696 ; 0x3d0000
8001260: 687b ldr r3, [r7, #4]
8001262: 6a19 ldr r1, [r3, #32]
8001264: 687b ldr r3, [r7, #4]
8001266: 6a5b ldr r3, [r3, #36] ; 0x24
8001268: 430b orrs r3, r1
800126a: 4927 ldr r1, [pc, #156] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
800126c: 4313 orrs r3, r2
800126e: 604b str r3, [r1, #4]
RCC_OscInitStruct->PLL.PLLMUL);
/* Enable the main PLL. */
__HAL_RCC_PLL_ENABLE();
8001270: 4b27 ldr r3, [pc, #156] ; (8001310 <HAL_RCC_OscConfig+0x4fc>)
8001272: 2201 movs r2, #1
8001274: 601a str r2, [r3, #0]
/* Get Start Tick */
tickstart = HAL_GetTick();
8001276: f7ff fb0f bl 8000898 <HAL_GetTick>
800127a: 6138 str r0, [r7, #16]
/* Wait till PLL is ready */
while (__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) == RESET)
800127c: e008 b.n 8001290 <HAL_RCC_OscConfig+0x47c>
{
if ((HAL_GetTick() - tickstart) > PLL_TIMEOUT_VALUE)
800127e: f7ff fb0b bl 8000898 <HAL_GetTick>
8001282: 4602 mov r2, r0
8001284: 693b ldr r3, [r7, #16]
8001286: 1ad3 subs r3, r2, r3
8001288: 2b02 cmp r3, #2
800128a: d901 bls.n 8001290 <HAL_RCC_OscConfig+0x47c>
{
return HAL_TIMEOUT;
800128c: 2303 movs r3, #3
800128e: e037 b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
while (__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) == RESET)
8001290: 4b1d ldr r3, [pc, #116] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
8001292: 681b ldr r3, [r3, #0]
8001294: f003 7300 and.w r3, r3, #33554432 ; 0x2000000
8001298: 2b00 cmp r3, #0
800129a: d0f0 beq.n 800127e <HAL_RCC_OscConfig+0x46a>
800129c: e02f b.n 80012fe <HAL_RCC_OscConfig+0x4ea>
}
}
else
{
/* Disable the main PLL. */
__HAL_RCC_PLL_DISABLE();
800129e: 4b1c ldr r3, [pc, #112] ; (8001310 <HAL_RCC_OscConfig+0x4fc>)
80012a0: 2200 movs r2, #0
80012a2: 601a str r2, [r3, #0]
/* Get Start Tick */
tickstart = HAL_GetTick();
80012a4: f7ff faf8 bl 8000898 <HAL_GetTick>
80012a8: 6138 str r0, [r7, #16]
/* Wait till PLL is disabled */
while (__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) != RESET)
80012aa: e008 b.n 80012be <HAL_RCC_OscConfig+0x4aa>
{
if ((HAL_GetTick() - tickstart) > PLL_TIMEOUT_VALUE)
80012ac: f7ff faf4 bl 8000898 <HAL_GetTick>
80012b0: 4602 mov r2, r0
80012b2: 693b ldr r3, [r7, #16]
80012b4: 1ad3 subs r3, r2, r3
80012b6: 2b02 cmp r3, #2
80012b8: d901 bls.n 80012be <HAL_RCC_OscConfig+0x4aa>
{
return HAL_TIMEOUT;
80012ba: 2303 movs r3, #3
80012bc: e020 b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
while (__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) != RESET)
80012be: 4b12 ldr r3, [pc, #72] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
80012c0: 681b ldr r3, [r3, #0]
80012c2: f003 7300 and.w r3, r3, #33554432 ; 0x2000000
80012c6: 2b00 cmp r3, #0
80012c8: d1f0 bne.n 80012ac <HAL_RCC_OscConfig+0x498>
80012ca: e018 b.n 80012fe <HAL_RCC_OscConfig+0x4ea>
}
}
else
{
/* Check if there is a request to disable the PLL used as System clock source */
if ((RCC_OscInitStruct->PLL.PLLState) == RCC_PLL_OFF)
80012cc: 687b ldr r3, [r7, #4]
80012ce: 69db ldr r3, [r3, #28]
80012d0: 2b01 cmp r3, #1
80012d2: d101 bne.n 80012d8 <HAL_RCC_OscConfig+0x4c4>
{
return HAL_ERROR;
80012d4: 2301 movs r3, #1
80012d6: e013 b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
}
else
{
/* Do not return HAL_ERROR if request repeats the current configuration */
pll_config = RCC->CFGR;
80012d8: 4b0b ldr r3, [pc, #44] ; (8001308 <HAL_RCC_OscConfig+0x4f4>)
80012da: 685b ldr r3, [r3, #4]
80012dc: 60fb str r3, [r7, #12]
if ((READ_BIT(pll_config, RCC_CFGR_PLLSRC) != RCC_OscInitStruct->PLL.PLLSource) ||
80012de: 68fb ldr r3, [r7, #12]
80012e0: f403 3280 and.w r2, r3, #65536 ; 0x10000
80012e4: 687b ldr r3, [r7, #4]
80012e6: 6a1b ldr r3, [r3, #32]
80012e8: 429a cmp r2, r3
80012ea: d106 bne.n 80012fa <HAL_RCC_OscConfig+0x4e6>
(READ_BIT(pll_config, RCC_CFGR_PLLMULL) != RCC_OscInitStruct->PLL.PLLMUL))
80012ec: 68fb ldr r3, [r7, #12]
80012ee: f403 1270 and.w r2, r3, #3932160 ; 0x3c0000
80012f2: 687b ldr r3, [r7, #4]
80012f4: 6a5b ldr r3, [r3, #36] ; 0x24
if ((READ_BIT(pll_config, RCC_CFGR_PLLSRC) != RCC_OscInitStruct->PLL.PLLSource) ||
80012f6: 429a cmp r2, r3
80012f8: d001 beq.n 80012fe <HAL_RCC_OscConfig+0x4ea>
{
return HAL_ERROR;
80012fa: 2301 movs r3, #1
80012fc: e000 b.n 8001300 <HAL_RCC_OscConfig+0x4ec>
}
}
}
}
return HAL_OK;
80012fe: 2300 movs r3, #0
}
8001300: 4618 mov r0, r3
8001302: 3718 adds r7, #24
8001304: 46bd mov sp, r7
8001306: bd80 pop {r7, pc}
8001308: 40021000 .word 0x40021000
800130c: 40007000 .word 0x40007000
8001310: 42420060 .word 0x42420060
08001314 <HAL_RCC_ClockConfig>:
* You can use @ref HAL_RCC_GetClockConfig() function to know which clock is
* currently used as system clock source.
* @retval HAL status
*/
HAL_StatusTypeDef HAL_RCC_ClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t FLatency)
{
8001314: b580 push {r7, lr}
8001316: b084 sub sp, #16
8001318: af00 add r7, sp, #0
800131a: 6078 str r0, [r7, #4]
800131c: 6039 str r1, [r7, #0]
uint32_t tickstart;
/* Check Null pointer */
if (RCC_ClkInitStruct == NULL)
800131e: 687b ldr r3, [r7, #4]
8001320: 2b00 cmp r3, #0
8001322: d101 bne.n 8001328 <HAL_RCC_ClockConfig+0x14>
{
return HAL_ERROR;
8001324: 2301 movs r3, #1
8001326: e0d0 b.n 80014ca <HAL_RCC_ClockConfig+0x1b6>
must be correctly programmed according to the frequency of the CPU clock
(HCLK) of the device. */
#if defined(FLASH_ACR_LATENCY)
/* Increasing the number of wait states because of higher CPU frequency */
if (FLatency > __HAL_FLASH_GET_LATENCY())
8001328: 4b6a ldr r3, [pc, #424] ; (80014d4 <HAL_RCC_ClockConfig+0x1c0>)
800132a: 681b ldr r3, [r3, #0]
800132c: f003 0307 and.w r3, r3, #7
8001330: 683a ldr r2, [r7, #0]
8001332: 429a cmp r2, r3
8001334: d910 bls.n 8001358 <HAL_RCC_ClockConfig+0x44>
{
/* Program the new number of wait states to the LATENCY bits in the FLASH_ACR register */
__HAL_FLASH_SET_LATENCY(FLatency);
8001336: 4b67 ldr r3, [pc, #412] ; (80014d4 <HAL_RCC_ClockConfig+0x1c0>)
8001338: 681b ldr r3, [r3, #0]
800133a: f023 0207 bic.w r2, r3, #7
800133e: 4965 ldr r1, [pc, #404] ; (80014d4 <HAL_RCC_ClockConfig+0x1c0>)
8001340: 683b ldr r3, [r7, #0]
8001342: 4313 orrs r3, r2
8001344: 600b str r3, [r1, #0]
/* Check that the new number of wait states is taken into account to access the Flash
memory by reading the FLASH_ACR register */
if (__HAL_FLASH_GET_LATENCY() != FLatency)
8001346: 4b63 ldr r3, [pc, #396] ; (80014d4 <HAL_RCC_ClockConfig+0x1c0>)
8001348: 681b ldr r3, [r3, #0]
800134a: f003 0307 and.w r3, r3, #7
800134e: 683a ldr r2, [r7, #0]
8001350: 429a cmp r2, r3
8001352: d001 beq.n 8001358 <HAL_RCC_ClockConfig+0x44>
{
return HAL_ERROR;
8001354: 2301 movs r3, #1
8001356: e0b8 b.n 80014ca <HAL_RCC_ClockConfig+0x1b6>
}
}
#endif /* FLASH_ACR_LATENCY */
/*-------------------------- HCLK Configuration --------------------------*/
if (((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_HCLK) == RCC_CLOCKTYPE_HCLK)
8001358: 687b ldr r3, [r7, #4]
800135a: 681b ldr r3, [r3, #0]
800135c: f003 0302 and.w r3, r3, #2
8001360: 2b00 cmp r3, #0
8001362: d020 beq.n 80013a6 <HAL_RCC_ClockConfig+0x92>
{
/* Set the highest APBx dividers in order to ensure that we do not go through
a non-spec phase whatever we decrease or increase HCLK. */
if (((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_PCLK1) == RCC_CLOCKTYPE_PCLK1)
8001364: 687b ldr r3, [r7, #4]
8001366: 681b ldr r3, [r3, #0]
8001368: f003 0304 and.w r3, r3, #4
800136c: 2b00 cmp r3, #0
800136e: d005 beq.n 800137c <HAL_RCC_ClockConfig+0x68>
{
MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE1, RCC_HCLK_DIV16);
8001370: 4b59 ldr r3, [pc, #356] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
8001372: 685b ldr r3, [r3, #4]
8001374: 4a58 ldr r2, [pc, #352] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
8001376: f443 63e0 orr.w r3, r3, #1792 ; 0x700
800137a: 6053 str r3, [r2, #4]
}
if (((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_PCLK2) == RCC_CLOCKTYPE_PCLK2)
800137c: 687b ldr r3, [r7, #4]
800137e: 681b ldr r3, [r3, #0]
8001380: f003 0308 and.w r3, r3, #8
8001384: 2b00 cmp r3, #0
8001386: d005 beq.n 8001394 <HAL_RCC_ClockConfig+0x80>
{
MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE2, (RCC_HCLK_DIV16 << 3));
8001388: 4b53 ldr r3, [pc, #332] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
800138a: 685b ldr r3, [r3, #4]
800138c: 4a52 ldr r2, [pc, #328] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
800138e: f443 5360 orr.w r3, r3, #14336 ; 0x3800
8001392: 6053 str r3, [r2, #4]
}
/* Set the new HCLK clock divider */
assert_param(IS_RCC_HCLK(RCC_ClkInitStruct->AHBCLKDivider));
MODIFY_REG(RCC->CFGR, RCC_CFGR_HPRE, RCC_ClkInitStruct->AHBCLKDivider);
8001394: 4b50 ldr r3, [pc, #320] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
8001396: 685b ldr r3, [r3, #4]
8001398: f023 02f0 bic.w r2, r3, #240 ; 0xf0
800139c: 687b ldr r3, [r7, #4]
800139e: 689b ldr r3, [r3, #8]
80013a0: 494d ldr r1, [pc, #308] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
80013a2: 4313 orrs r3, r2
80013a4: 604b str r3, [r1, #4]
}
/*------------------------- SYSCLK Configuration ---------------------------*/
if (((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_SYSCLK) == RCC_CLOCKTYPE_SYSCLK)
80013a6: 687b ldr r3, [r7, #4]
80013a8: 681b ldr r3, [r3, #0]
80013aa: f003 0301 and.w r3, r3, #1
80013ae: 2b00 cmp r3, #0
80013b0: d040 beq.n 8001434 <HAL_RCC_ClockConfig+0x120>
{
assert_param(IS_RCC_SYSCLKSOURCE(RCC_ClkInitStruct->SYSCLKSource));
/* HSE is selected as System Clock Source */
if (RCC_ClkInitStruct->SYSCLKSource == RCC_SYSCLKSOURCE_HSE)
80013b2: 687b ldr r3, [r7, #4]
80013b4: 685b ldr r3, [r3, #4]
80013b6: 2b01 cmp r3, #1
80013b8: d107 bne.n 80013ca <HAL_RCC_ClockConfig+0xb6>
{
/* Check the HSE ready flag */
if (__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) == RESET)
80013ba: 4b47 ldr r3, [pc, #284] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
80013bc: 681b ldr r3, [r3, #0]
80013be: f403 3300 and.w r3, r3, #131072 ; 0x20000
80013c2: 2b00 cmp r3, #0
80013c4: d115 bne.n 80013f2 <HAL_RCC_ClockConfig+0xde>
{
return HAL_ERROR;
80013c6: 2301 movs r3, #1
80013c8: e07f b.n 80014ca <HAL_RCC_ClockConfig+0x1b6>
}
}
/* PLL is selected as System Clock Source */
else if (RCC_ClkInitStruct->SYSCLKSource == RCC_SYSCLKSOURCE_PLLCLK)
80013ca: 687b ldr r3, [r7, #4]
80013cc: 685b ldr r3, [r3, #4]
80013ce: 2b02 cmp r3, #2
80013d0: d107 bne.n 80013e2 <HAL_RCC_ClockConfig+0xce>
{
/* Check the PLL ready flag */
if (__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) == RESET)
80013d2: 4b41 ldr r3, [pc, #260] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
80013d4: 681b ldr r3, [r3, #0]
80013d6: f003 7300 and.w r3, r3, #33554432 ; 0x2000000
80013da: 2b00 cmp r3, #0
80013dc: d109 bne.n 80013f2 <HAL_RCC_ClockConfig+0xde>
{
return HAL_ERROR;
80013de: 2301 movs r3, #1
80013e0: e073 b.n 80014ca <HAL_RCC_ClockConfig+0x1b6>
}
/* HSI is selected as System Clock Source */
else
{
/* Check the HSI ready flag */
if (__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) == RESET)
80013e2: 4b3d ldr r3, [pc, #244] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
80013e4: 681b ldr r3, [r3, #0]
80013e6: f003 0302 and.w r3, r3, #2
80013ea: 2b00 cmp r3, #0
80013ec: d101 bne.n 80013f2 <HAL_RCC_ClockConfig+0xde>
{
return HAL_ERROR;
80013ee: 2301 movs r3, #1
80013f0: e06b b.n 80014ca <HAL_RCC_ClockConfig+0x1b6>
}
}
__HAL_RCC_SYSCLK_CONFIG(RCC_ClkInitStruct->SYSCLKSource);
80013f2: 4b39 ldr r3, [pc, #228] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
80013f4: 685b ldr r3, [r3, #4]
80013f6: f023 0203 bic.w r2, r3, #3
80013fa: 687b ldr r3, [r7, #4]
80013fc: 685b ldr r3, [r3, #4]
80013fe: 4936 ldr r1, [pc, #216] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
8001400: 4313 orrs r3, r2
8001402: 604b str r3, [r1, #4]
/* Get Start Tick */
tickstart = HAL_GetTick();
8001404: f7ff fa48 bl 8000898 <HAL_GetTick>
8001408: 60f8 str r0, [r7, #12]
while (__HAL_RCC_GET_SYSCLK_SOURCE() != (RCC_ClkInitStruct->SYSCLKSource << RCC_CFGR_SWS_Pos))
800140a: e00a b.n 8001422 <HAL_RCC_ClockConfig+0x10e>
{
if ((HAL_GetTick() - tickstart) > CLOCKSWITCH_TIMEOUT_VALUE)
800140c: f7ff fa44 bl 8000898 <HAL_GetTick>
8001410: 4602 mov r2, r0
8001412: 68fb ldr r3, [r7, #12]
8001414: 1ad3 subs r3, r2, r3
8001416: f241 3288 movw r2, #5000 ; 0x1388
800141a: 4293 cmp r3, r2
800141c: d901 bls.n 8001422 <HAL_RCC_ClockConfig+0x10e>
{
return HAL_TIMEOUT;
800141e: 2303 movs r3, #3
8001420: e053 b.n 80014ca <HAL_RCC_ClockConfig+0x1b6>
while (__HAL_RCC_GET_SYSCLK_SOURCE() != (RCC_ClkInitStruct->SYSCLKSource << RCC_CFGR_SWS_Pos))
8001422: 4b2d ldr r3, [pc, #180] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
8001424: 685b ldr r3, [r3, #4]
8001426: f003 020c and.w r2, r3, #12
800142a: 687b ldr r3, [r7, #4]
800142c: 685b ldr r3, [r3, #4]
800142e: 009b lsls r3, r3, #2
8001430: 429a cmp r2, r3
8001432: d1eb bne.n 800140c <HAL_RCC_ClockConfig+0xf8>
}
}
#if defined(FLASH_ACR_LATENCY)
/* Decreasing the number of wait states because of lower CPU frequency */
if (FLatency < __HAL_FLASH_GET_LATENCY())
8001434: 4b27 ldr r3, [pc, #156] ; (80014d4 <HAL_RCC_ClockConfig+0x1c0>)
8001436: 681b ldr r3, [r3, #0]
8001438: f003 0307 and.w r3, r3, #7
800143c: 683a ldr r2, [r7, #0]
800143e: 429a cmp r2, r3
8001440: d210 bcs.n 8001464 <HAL_RCC_ClockConfig+0x150>
{
/* Program the new number of wait states to the LATENCY bits in the FLASH_ACR register */
__HAL_FLASH_SET_LATENCY(FLatency);
8001442: 4b24 ldr r3, [pc, #144] ; (80014d4 <HAL_RCC_ClockConfig+0x1c0>)
8001444: 681b ldr r3, [r3, #0]
8001446: f023 0207 bic.w r2, r3, #7
800144a: 4922 ldr r1, [pc, #136] ; (80014d4 <HAL_RCC_ClockConfig+0x1c0>)
800144c: 683b ldr r3, [r7, #0]
800144e: 4313 orrs r3, r2
8001450: 600b str r3, [r1, #0]
/* Check that the new number of wait states is taken into account to access the Flash
memory by reading the FLASH_ACR register */
if (__HAL_FLASH_GET_LATENCY() != FLatency)
8001452: 4b20 ldr r3, [pc, #128] ; (80014d4 <HAL_RCC_ClockConfig+0x1c0>)
8001454: 681b ldr r3, [r3, #0]
8001456: f003 0307 and.w r3, r3, #7
800145a: 683a ldr r2, [r7, #0]
800145c: 429a cmp r2, r3
800145e: d001 beq.n 8001464 <HAL_RCC_ClockConfig+0x150>
{
return HAL_ERROR;
8001460: 2301 movs r3, #1
8001462: e032 b.n 80014ca <HAL_RCC_ClockConfig+0x1b6>
}
}
#endif /* FLASH_ACR_LATENCY */
/*-------------------------- PCLK1 Configuration ---------------------------*/
if (((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_PCLK1) == RCC_CLOCKTYPE_PCLK1)
8001464: 687b ldr r3, [r7, #4]
8001466: 681b ldr r3, [r3, #0]
8001468: f003 0304 and.w r3, r3, #4
800146c: 2b00 cmp r3, #0
800146e: d008 beq.n 8001482 <HAL_RCC_ClockConfig+0x16e>
{
assert_param(IS_RCC_PCLK(RCC_ClkInitStruct->APB1CLKDivider));
MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE1, RCC_ClkInitStruct->APB1CLKDivider);
8001470: 4b19 ldr r3, [pc, #100] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
8001472: 685b ldr r3, [r3, #4]
8001474: f423 62e0 bic.w r2, r3, #1792 ; 0x700
8001478: 687b ldr r3, [r7, #4]
800147a: 68db ldr r3, [r3, #12]
800147c: 4916 ldr r1, [pc, #88] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
800147e: 4313 orrs r3, r2
8001480: 604b str r3, [r1, #4]
}
/*-------------------------- PCLK2 Configuration ---------------------------*/
if (((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_PCLK2) == RCC_CLOCKTYPE_PCLK2)
8001482: 687b ldr r3, [r7, #4]
8001484: 681b ldr r3, [r3, #0]
8001486: f003 0308 and.w r3, r3, #8
800148a: 2b00 cmp r3, #0
800148c: d009 beq.n 80014a2 <HAL_RCC_ClockConfig+0x18e>
{
assert_param(IS_RCC_PCLK(RCC_ClkInitStruct->APB2CLKDivider));
MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE2, ((RCC_ClkInitStruct->APB2CLKDivider) << 3));
800148e: 4b12 ldr r3, [pc, #72] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
8001490: 685b ldr r3, [r3, #4]
8001492: f423 5260 bic.w r2, r3, #14336 ; 0x3800
8001496: 687b ldr r3, [r7, #4]
8001498: 691b ldr r3, [r3, #16]
800149a: 00db lsls r3, r3, #3
800149c: 490e ldr r1, [pc, #56] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
800149e: 4313 orrs r3, r2
80014a0: 604b str r3, [r1, #4]
}
/* Update the SystemCoreClock global variable */
SystemCoreClock = HAL_RCC_GetSysClockFreq() >> AHBPrescTable[(RCC->CFGR & RCC_CFGR_HPRE) >> RCC_CFGR_HPRE_Pos];
80014a2: f000 f821 bl 80014e8 <HAL_RCC_GetSysClockFreq>
80014a6: 4602 mov r2, r0
80014a8: 4b0b ldr r3, [pc, #44] ; (80014d8 <HAL_RCC_ClockConfig+0x1c4>)
80014aa: 685b ldr r3, [r3, #4]
80014ac: 091b lsrs r3, r3, #4
80014ae: f003 030f and.w r3, r3, #15
80014b2: 490a ldr r1, [pc, #40] ; (80014dc <HAL_RCC_ClockConfig+0x1c8>)
80014b4: 5ccb ldrb r3, [r1, r3]
80014b6: fa22 f303 lsr.w r3, r2, r3
80014ba: 4a09 ldr r2, [pc, #36] ; (80014e0 <HAL_RCC_ClockConfig+0x1cc>)
80014bc: 6013 str r3, [r2, #0]
/* Configure the source of time base considering new system clocks settings*/
HAL_InitTick(uwTickPrio);
80014be: 4b09 ldr r3, [pc, #36] ; (80014e4 <HAL_RCC_ClockConfig+0x1d0>)
80014c0: 681b ldr r3, [r3, #0]
80014c2: 4618 mov r0, r3
80014c4: f7ff f9a6 bl 8000814 <HAL_InitTick>
return HAL_OK;
80014c8: 2300 movs r3, #0
}
80014ca: 4618 mov r0, r3
80014cc: 3710 adds r7, #16
80014ce: 46bd mov sp, r7
80014d0: bd80 pop {r7, pc}
80014d2: bf00 nop
80014d4: 40022000 .word 0x40022000
80014d8: 40021000 .word 0x40021000
80014dc: 080068bc .word 0x080068bc
80014e0: 20000000 .word 0x20000000
80014e4: 20000004 .word 0x20000004
080014e8 <HAL_RCC_GetSysClockFreq>:
* right SYSCLK value. Otherwise, any configuration based on this function will be incorrect.
*
* @retval SYSCLK frequency
*/
uint32_t HAL_RCC_GetSysClockFreq(void)
{
80014e8: b490 push {r4, r7}
80014ea: b08a sub sp, #40 ; 0x28
80014ec: af00 add r7, sp, #0
#if defined(RCC_CFGR2_PREDIV1SRC)
const uint8_t aPLLMULFactorTable[14] = {0, 0, 4, 5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 13};
const uint8_t aPredivFactorTable[16] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16};
#else
const uint8_t aPLLMULFactorTable[16] = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 16};
80014ee: 4b2a ldr r3, [pc, #168] ; (8001598 <HAL_RCC_GetSysClockFreq+0xb0>)
80014f0: 1d3c adds r4, r7, #4
80014f2: cb0f ldmia r3, {r0, r1, r2, r3}
80014f4: e884 000f stmia.w r4, {r0, r1, r2, r3}
#if defined(RCC_CFGR2_PREDIV1)
const uint8_t aPredivFactorTable[16] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16};
#else
const uint8_t aPredivFactorTable[2] = {1, 2};
80014f8: f240 2301 movw r3, #513 ; 0x201
80014fc: 803b strh r3, [r7, #0]
#endif /*RCC_CFGR2_PREDIV1*/
#endif
uint32_t tmpreg = 0U, prediv = 0U, pllclk = 0U, pllmul = 0U;
80014fe: 2300 movs r3, #0
8001500: 61fb str r3, [r7, #28]
8001502: 2300 movs r3, #0
8001504: 61bb str r3, [r7, #24]
8001506: 2300 movs r3, #0
8001508: 627b str r3, [r7, #36] ; 0x24
800150a: 2300 movs r3, #0
800150c: 617b str r3, [r7, #20]
uint32_t sysclockfreq = 0U;
800150e: 2300 movs r3, #0
8001510: 623b str r3, [r7, #32]
#if defined(RCC_CFGR2_PREDIV1SRC)
uint32_t prediv2 = 0U, pll2mul = 0U;
#endif /*RCC_CFGR2_PREDIV1SRC*/
tmpreg = RCC->CFGR;
8001512: 4b22 ldr r3, [pc, #136] ; (800159c <HAL_RCC_GetSysClockFreq+0xb4>)
8001514: 685b ldr r3, [r3, #4]
8001516: 61fb str r3, [r7, #28]
/* Get SYSCLK source -------------------------------------------------------*/
switch (tmpreg & RCC_CFGR_SWS)
8001518: 69fb ldr r3, [r7, #28]
800151a: f003 030c and.w r3, r3, #12
800151e: 2b04 cmp r3, #4
8001520: d002 beq.n 8001528 <HAL_RCC_GetSysClockFreq+0x40>
8001522: 2b08 cmp r3, #8
8001524: d003 beq.n 800152e <HAL_RCC_GetSysClockFreq+0x46>
8001526: e02d b.n 8001584 <HAL_RCC_GetSysClockFreq+0x9c>
{
case RCC_SYSCLKSOURCE_STATUS_HSE: /* HSE used as system clock */
{
sysclockfreq = HSE_VALUE;
8001528: 4b1d ldr r3, [pc, #116] ; (80015a0 <HAL_RCC_GetSysClockFreq+0xb8>)
800152a: 623b str r3, [r7, #32]
break;
800152c: e02d b.n 800158a <HAL_RCC_GetSysClockFreq+0xa2>
}
case RCC_SYSCLKSOURCE_STATUS_PLLCLK: /* PLL used as system clock */
{
pllmul = aPLLMULFactorTable[(uint32_t)(tmpreg & RCC_CFGR_PLLMULL) >> RCC_CFGR_PLLMULL_Pos];
800152e: 69fb ldr r3, [r7, #28]
8001530: 0c9b lsrs r3, r3, #18
8001532: f003 030f and.w r3, r3, #15
8001536: f107 0228 add.w r2, r7, #40 ; 0x28
800153a: 4413 add r3, r2
800153c: f813 3c24 ldrb.w r3, [r3, #-36]
8001540: 617b str r3, [r7, #20]
if ((tmpreg & RCC_CFGR_PLLSRC) != RCC_PLLSOURCE_HSI_DIV2)
8001542: 69fb ldr r3, [r7, #28]
8001544: f403 3380 and.w r3, r3, #65536 ; 0x10000
8001548: 2b00 cmp r3, #0
800154a: d013 beq.n 8001574 <HAL_RCC_GetSysClockFreq+0x8c>
{
#if defined(RCC_CFGR2_PREDIV1)
prediv = aPredivFactorTable[(uint32_t)(RCC->CFGR2 & RCC_CFGR2_PREDIV1) >> RCC_CFGR2_PREDIV1_Pos];
#else
prediv = aPredivFactorTable[(uint32_t)(RCC->CFGR & RCC_CFGR_PLLXTPRE) >> RCC_CFGR_PLLXTPRE_Pos];
800154c: 4b13 ldr r3, [pc, #76] ; (800159c <HAL_RCC_GetSysClockFreq+0xb4>)
800154e: 685b ldr r3, [r3, #4]
8001550: 0c5b lsrs r3, r3, #17
8001552: f003 0301 and.w r3, r3, #1
8001556: f107 0228 add.w r2, r7, #40 ; 0x28
800155a: 4413 add r3, r2
800155c: f813 3c28 ldrb.w r3, [r3, #-40]
8001560: 61bb str r3, [r7, #24]
{
pllclk = pllclk / 2;
}
#else
/* HSE used as PLL clock source : PLLCLK = HSE/PREDIV1 * PLLMUL */
pllclk = (uint32_t)((HSE_VALUE * pllmul) / prediv);
8001562: 697b ldr r3, [r7, #20]
8001564: 4a0e ldr r2, [pc, #56] ; (80015a0 <HAL_RCC_GetSysClockFreq+0xb8>)
8001566: fb02 f203 mul.w r2, r2, r3
800156a: 69bb ldr r3, [r7, #24]
800156c: fbb2 f3f3 udiv r3, r2, r3
8001570: 627b str r3, [r7, #36] ; 0x24
8001572: e004 b.n 800157e <HAL_RCC_GetSysClockFreq+0x96>
#endif /*RCC_CFGR2_PREDIV1SRC*/
}
else
{
/* HSI used as PLL clock source : PLLCLK = HSI/2 * PLLMUL */
pllclk = (uint32_t)((HSI_VALUE >> 1) * pllmul);
8001574: 697b ldr r3, [r7, #20]
8001576: 4a0b ldr r2, [pc, #44] ; (80015a4 <HAL_RCC_GetSysClockFreq+0xbc>)
8001578: fb02 f303 mul.w r3, r2, r3
800157c: 627b str r3, [r7, #36] ; 0x24
}
sysclockfreq = pllclk;
800157e: 6a7b ldr r3, [r7, #36] ; 0x24
8001580: 623b str r3, [r7, #32]
break;
8001582: e002 b.n 800158a <HAL_RCC_GetSysClockFreq+0xa2>
}
case RCC_SYSCLKSOURCE_STATUS_HSI: /* HSI used as system clock source */
default: /* HSI used as system clock */
{
sysclockfreq = HSI_VALUE;
8001584: 4b06 ldr r3, [pc, #24] ; (80015a0 <HAL_RCC_GetSysClockFreq+0xb8>)
8001586: 623b str r3, [r7, #32]
break;
8001588: bf00 nop
}
}
return sysclockfreq;
800158a: 6a3b ldr r3, [r7, #32]
}
800158c: 4618 mov r0, r3
800158e: 3728 adds r7, #40 ; 0x28
8001590: 46bd mov sp, r7
8001592: bc90 pop {r4, r7}
8001594: 4770 bx lr
8001596: bf00 nop
8001598: 08006848 .word 0x08006848
800159c: 40021000 .word 0x40021000
80015a0: 007a1200 .word 0x007a1200
80015a4: 003d0900 .word 0x003d0900
080015a8 <RCC_Delay>:
* @brief This function provides delay (in milliseconds) based on CPU cycles method.
* @param mdelay: specifies the delay time length, in milliseconds.
* @retval None
*/
static void RCC_Delay(uint32_t mdelay)
{
80015a8: b480 push {r7}
80015aa: b085 sub sp, #20
80015ac: af00 add r7, sp, #0
80015ae: 6078 str r0, [r7, #4]
__IO uint32_t Delay = mdelay * (SystemCoreClock / 8U / 1000U);
80015b0: 4b0a ldr r3, [pc, #40] ; (80015dc <RCC_Delay+0x34>)
80015b2: 681b ldr r3, [r3, #0]
80015b4: 4a0a ldr r2, [pc, #40] ; (80015e0 <RCC_Delay+0x38>)
80015b6: fba2 2303 umull r2, r3, r2, r3
80015ba: 0a5b lsrs r3, r3, #9
80015bc: 687a ldr r2, [r7, #4]
80015be: fb02 f303 mul.w r3, r2, r3
80015c2: 60fb str r3, [r7, #12]
do
{
__NOP();
80015c4: bf00 nop
}
while (Delay --);
80015c6: 68fb ldr r3, [r7, #12]
80015c8: 1e5a subs r2, r3, #1
80015ca: 60fa str r2, [r7, #12]
80015cc: 2b00 cmp r3, #0
80015ce: d1f9 bne.n 80015c4 <RCC_Delay+0x1c>
}
80015d0: bf00 nop
80015d2: bf00 nop
80015d4: 3714 adds r7, #20
80015d6: 46bd mov sp, r7
80015d8: bc80 pop {r7}
80015da: 4770 bx lr
80015dc: 20000000 .word 0x20000000
80015e0: 10624dd3 .word 0x10624dd3
080015e4 <HAL_SPI_Init>:
* @param hspi pointer to a SPI_HandleTypeDef structure that contains
* the configuration information for SPI module.
* @retval HAL status
*/
HAL_StatusTypeDef HAL_SPI_Init(SPI_HandleTypeDef *hspi)
{
80015e4: b580 push {r7, lr}
80015e6: b082 sub sp, #8
80015e8: af00 add r7, sp, #0
80015ea: 6078 str r0, [r7, #4]
/* Check the SPI handle allocation */
if (hspi == NULL)
80015ec: 687b ldr r3, [r7, #4]
80015ee: 2b00 cmp r3, #0
80015f0: d101 bne.n 80015f6 <HAL_SPI_Init+0x12>
{
return HAL_ERROR;
80015f2: 2301 movs r3, #1
80015f4: e076 b.n 80016e4 <HAL_SPI_Init+0x100>
assert_param(IS_SPI_BAUDRATE_PRESCALER(hspi->Init.BaudRatePrescaler));
assert_param(IS_SPI_FIRST_BIT(hspi->Init.FirstBit));
/* TI mode is not supported on this device.
TIMode parameter is mandatory equal to SPI_TIMODE_DISABLE */
assert_param(IS_SPI_TIMODE(hspi->Init.TIMode));
if (hspi->Init.TIMode == SPI_TIMODE_DISABLE)
80015f6: 687b ldr r3, [r7, #4]
80015f8: 6a5b ldr r3, [r3, #36] ; 0x24
80015fa: 2b00 cmp r3, #0
80015fc: d108 bne.n 8001610 <HAL_SPI_Init+0x2c>
{
assert_param(IS_SPI_CPOL(hspi->Init.CLKPolarity));
assert_param(IS_SPI_CPHA(hspi->Init.CLKPhase));
if (hspi->Init.Mode == SPI_MODE_MASTER)
80015fe: 687b ldr r3, [r7, #4]
8001600: 685b ldr r3, [r3, #4]
8001602: f5b3 7f82 cmp.w r3, #260 ; 0x104
8001606: d009 beq.n 800161c <HAL_SPI_Init+0x38>
assert_param(IS_SPI_BAUDRATE_PRESCALER(hspi->Init.BaudRatePrescaler));
}
else
{
/* Baudrate prescaler not use in Motoraola Slave mode. force to default value */
hspi->Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
8001608: 687b ldr r3, [r7, #4]
800160a: 2200 movs r2, #0
800160c: 61da str r2, [r3, #28]
800160e: e005 b.n 800161c <HAL_SPI_Init+0x38>
else
{
assert_param(IS_SPI_BAUDRATE_PRESCALER(hspi->Init.BaudRatePrescaler));
/* Force polarity and phase to TI protocaol requirements */
hspi->Init.CLKPolarity = SPI_POLARITY_LOW;
8001610: 687b ldr r3, [r7, #4]
8001612: 2200 movs r2, #0
8001614: 611a str r2, [r3, #16]
hspi->Init.CLKPhase = SPI_PHASE_1EDGE;
8001616: 687b ldr r3, [r7, #4]
8001618: 2200 movs r2, #0
800161a: 615a str r2, [r3, #20]
if (hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE)
{
assert_param(IS_SPI_CRC_POLYNOMIAL(hspi->Init.CRCPolynomial));
}
#else
hspi->Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
800161c: 687b ldr r3, [r7, #4]
800161e: 2200 movs r2, #0
8001620: 629a str r2, [r3, #40] ; 0x28
#endif /* USE_SPI_CRC */
if (hspi->State == HAL_SPI_STATE_RESET)
8001622: 687b ldr r3, [r7, #4]
8001624: f893 3051 ldrb.w r3, [r3, #81] ; 0x51
8001628: b2db uxtb r3, r3
800162a: 2b00 cmp r3, #0
800162c: d106 bne.n 800163c <HAL_SPI_Init+0x58>
{
/* Allocate lock resource and initialize it */
hspi->Lock = HAL_UNLOCKED;
800162e: 687b ldr r3, [r7, #4]
8001630: 2200 movs r2, #0
8001632: f883 2050 strb.w r2, [r3, #80] ; 0x50
/* Init the low level hardware : GPIO, CLOCK, NVIC... */
hspi->MspInitCallback(hspi);
#else
/* Init the low level hardware : GPIO, CLOCK, NVIC... */
HAL_SPI_MspInit(hspi);
8001636: 6878 ldr r0, [r7, #4]
8001638: f7fe ffa2 bl 8000580 <HAL_SPI_MspInit>
#endif /* USE_HAL_SPI_REGISTER_CALLBACKS */
}
hspi->State = HAL_SPI_STATE_BUSY;
800163c: 687b ldr r3, [r7, #4]
800163e: 2202 movs r2, #2
8001640: f883 2051 strb.w r2, [r3, #81] ; 0x51
/* Disable the selected SPI peripheral */
__HAL_SPI_DISABLE(hspi);
8001644: 687b ldr r3, [r7, #4]
8001646: 681b ldr r3, [r3, #0]
8001648: 681a ldr r2, [r3, #0]
800164a: 687b ldr r3, [r7, #4]
800164c: 681b ldr r3, [r3, #0]
800164e: f022 0240 bic.w r2, r2, #64 ; 0x40
8001652: 601a str r2, [r3, #0]
/*----------------------- SPIx CR1 & CR2 Configuration ---------------------*/
/* Configure : SPI Mode, Communication Mode, Data size, Clock polarity and phase, NSS management,
Communication speed, First bit and CRC calculation state */
WRITE_REG(hspi->Instance->CR1, ((hspi->Init.Mode & (SPI_CR1_MSTR | SPI_CR1_SSI)) |
8001654: 687b ldr r3, [r7, #4]
8001656: 685b ldr r3, [r3, #4]
8001658: f403 7282 and.w r2, r3, #260 ; 0x104
800165c: 687b ldr r3, [r7, #4]
800165e: 689b ldr r3, [r3, #8]
8001660: f403 4304 and.w r3, r3, #33792 ; 0x8400
8001664: 431a orrs r2, r3
8001666: 687b ldr r3, [r7, #4]
8001668: 68db ldr r3, [r3, #12]
800166a: f403 6300 and.w r3, r3, #2048 ; 0x800
800166e: 431a orrs r2, r3
8001670: 687b ldr r3, [r7, #4]
8001672: 691b ldr r3, [r3, #16]
8001674: f003 0302 and.w r3, r3, #2
8001678: 431a orrs r2, r3
800167a: 687b ldr r3, [r7, #4]
800167c: 695b ldr r3, [r3, #20]
800167e: f003 0301 and.w r3, r3, #1
8001682: 431a orrs r2, r3
8001684: 687b ldr r3, [r7, #4]
8001686: 699b ldr r3, [r3, #24]
8001688: f403 7300 and.w r3, r3, #512 ; 0x200
800168c: 431a orrs r2, r3
800168e: 687b ldr r3, [r7, #4]
8001690: 69db ldr r3, [r3, #28]
8001692: f003 0338 and.w r3, r3, #56 ; 0x38
8001696: 431a orrs r2, r3
8001698: 687b ldr r3, [r7, #4]
800169a: 6a1b ldr r3, [r3, #32]
800169c: f003 0380 and.w r3, r3, #128 ; 0x80
80016a0: ea42 0103 orr.w r1, r2, r3
80016a4: 687b ldr r3, [r7, #4]
80016a6: 6a9b ldr r3, [r3, #40] ; 0x28
80016a8: f403 5200 and.w r2, r3, #8192 ; 0x2000
80016ac: 687b ldr r3, [r7, #4]
80016ae: 681b ldr r3, [r3, #0]
80016b0: 430a orrs r2, r1
80016b2: 601a str r2, [r3, #0]
(hspi->Init.BaudRatePrescaler & SPI_CR1_BR_Msk) |
(hspi->Init.FirstBit & SPI_CR1_LSBFIRST) |
(hspi->Init.CRCCalculation & SPI_CR1_CRCEN)));
/* Configure : NSS management */
WRITE_REG(hspi->Instance->CR2, ((hspi->Init.NSS >> 16U) & SPI_CR2_SSOE));
80016b4: 687b ldr r3, [r7, #4]
80016b6: 699b ldr r3, [r3, #24]
80016b8: 0c1a lsrs r2, r3, #16
80016ba: 687b ldr r3, [r7, #4]
80016bc: 681b ldr r3, [r3, #0]
80016be: f002 0204 and.w r2, r2, #4
80016c2: 605a str r2, [r3, #4]
}
#endif /* USE_SPI_CRC */
#if defined(SPI_I2SCFGR_I2SMOD)
/* Activate the SPI mode (Make sure that I2SMOD bit in I2SCFGR register is reset) */
CLEAR_BIT(hspi->Instance->I2SCFGR, SPI_I2SCFGR_I2SMOD);
80016c4: 687b ldr r3, [r7, #4]
80016c6: 681b ldr r3, [r3, #0]
80016c8: 69da ldr r2, [r3, #28]
80016ca: 687b ldr r3, [r7, #4]
80016cc: 681b ldr r3, [r3, #0]
80016ce: f422 6200 bic.w r2, r2, #2048 ; 0x800
80016d2: 61da str r2, [r3, #28]
#endif /* SPI_I2SCFGR_I2SMOD */
hspi->ErrorCode = HAL_SPI_ERROR_NONE;
80016d4: 687b ldr r3, [r7, #4]
80016d6: 2200 movs r2, #0
80016d8: 655a str r2, [r3, #84] ; 0x54
hspi->State = HAL_SPI_STATE_READY;
80016da: 687b ldr r3, [r7, #4]
80016dc: 2201 movs r2, #1
80016de: f883 2051 strb.w r2, [r3, #81] ; 0x51
return HAL_OK;
80016e2: 2300 movs r3, #0
}
80016e4: 4618 mov r0, r3
80016e6: 3708 adds r7, #8
80016e8: 46bd mov sp, r7
80016ea: bd80 pop {r7, pc}
080016ec <HAL_SPI_Transmit>:
* @param Size amount of data to be sent
* @param Timeout Timeout duration
* @retval HAL status
*/
HAL_StatusTypeDef HAL_SPI_Transmit(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout)
{
80016ec: b580 push {r7, lr}
80016ee: b088 sub sp, #32
80016f0: af00 add r7, sp, #0
80016f2: 60f8 str r0, [r7, #12]
80016f4: 60b9 str r1, [r7, #8]
80016f6: 603b str r3, [r7, #0]
80016f8: 4613 mov r3, r2
80016fa: 80fb strh r3, [r7, #6]
uint32_t tickstart;
HAL_StatusTypeDef errorcode = HAL_OK;
80016fc: 2300 movs r3, #0
80016fe: 77fb strb r3, [r7, #31]
/* Check Direction parameter */
assert_param(IS_SPI_DIRECTION_2LINES_OR_1LINE(hspi->Init.Direction));
/* Process Locked */
__HAL_LOCK(hspi);
8001700: 68fb ldr r3, [r7, #12]
8001702: f893 3050 ldrb.w r3, [r3, #80] ; 0x50
8001706: 2b01 cmp r3, #1
8001708: d101 bne.n 800170e <HAL_SPI_Transmit+0x22>
800170a: 2302 movs r3, #2
800170c: e126 b.n 800195c <HAL_SPI_Transmit+0x270>
800170e: 68fb ldr r3, [r7, #12]
8001710: 2201 movs r2, #1
8001712: f883 2050 strb.w r2, [r3, #80] ; 0x50
/* Init tickstart for timeout management*/
tickstart = HAL_GetTick();
8001716: f7ff f8bf bl 8000898 <HAL_GetTick>
800171a: 61b8 str r0, [r7, #24]
initial_TxXferCount = Size;
800171c: 88fb ldrh r3, [r7, #6]
800171e: 82fb strh r3, [r7, #22]
if (hspi->State != HAL_SPI_STATE_READY)
8001720: 68fb ldr r3, [r7, #12]
8001722: f893 3051 ldrb.w r3, [r3, #81] ; 0x51
8001726: b2db uxtb r3, r3
8001728: 2b01 cmp r3, #1
800172a: d002 beq.n 8001732 <HAL_SPI_Transmit+0x46>
{
errorcode = HAL_BUSY;
800172c: 2302 movs r3, #2
800172e: 77fb strb r3, [r7, #31]
goto error;
8001730: e10b b.n 800194a <HAL_SPI_Transmit+0x25e>
}
if ((pData == NULL) || (Size == 0U))
8001732: 68bb ldr r3, [r7, #8]
8001734: 2b00 cmp r3, #0
8001736: d002 beq.n 800173e <HAL_SPI_Transmit+0x52>
8001738: 88fb ldrh r3, [r7, #6]
800173a: 2b00 cmp r3, #0
800173c: d102 bne.n 8001744 <HAL_SPI_Transmit+0x58>
{
errorcode = HAL_ERROR;
800173e: 2301 movs r3, #1
8001740: 77fb strb r3, [r7, #31]
goto error;
8001742: e102 b.n 800194a <HAL_SPI_Transmit+0x25e>
}
/* Set the transaction information */
hspi->State = HAL_SPI_STATE_BUSY_TX;
8001744: 68fb ldr r3, [r7, #12]
8001746: 2203 movs r2, #3
8001748: f883 2051 strb.w r2, [r3, #81] ; 0x51
hspi->ErrorCode = HAL_SPI_ERROR_NONE;
800174c: 68fb ldr r3, [r7, #12]
800174e: 2200 movs r2, #0
8001750: 655a str r2, [r3, #84] ; 0x54
hspi->pTxBuffPtr = (uint8_t *)pData;
8001752: 68fb ldr r3, [r7, #12]
8001754: 68ba ldr r2, [r7, #8]
8001756: 631a str r2, [r3, #48] ; 0x30
hspi->TxXferSize = Size;
8001758: 68fb ldr r3, [r7, #12]
800175a: 88fa ldrh r2, [r7, #6]
800175c: 869a strh r2, [r3, #52] ; 0x34
hspi->TxXferCount = Size;
800175e: 68fb ldr r3, [r7, #12]
8001760: 88fa ldrh r2, [r7, #6]
8001762: 86da strh r2, [r3, #54] ; 0x36
/*Init field not used in handle to zero */
hspi->pRxBuffPtr = (uint8_t *)NULL;
8001764: 68fb ldr r3, [r7, #12]
8001766: 2200 movs r2, #0
8001768: 639a str r2, [r3, #56] ; 0x38
hspi->RxXferSize = 0U;
800176a: 68fb ldr r3, [r7, #12]
800176c: 2200 movs r2, #0
800176e: 879a strh r2, [r3, #60] ; 0x3c
hspi->RxXferCount = 0U;
8001770: 68fb ldr r3, [r7, #12]
8001772: 2200 movs r2, #0
8001774: 87da strh r2, [r3, #62] ; 0x3e
hspi->TxISR = NULL;
8001776: 68fb ldr r3, [r7, #12]
8001778: 2200 movs r2, #0
800177a: 645a str r2, [r3, #68] ; 0x44
hspi->RxISR = NULL;
800177c: 68fb ldr r3, [r7, #12]
800177e: 2200 movs r2, #0
8001780: 641a str r2, [r3, #64] ; 0x40
/* Configure communication direction : 1Line */
if (hspi->Init.Direction == SPI_DIRECTION_1LINE)
8001782: 68fb ldr r3, [r7, #12]
8001784: 689b ldr r3, [r3, #8]
8001786: f5b3 4f00 cmp.w r3, #32768 ; 0x8000
800178a: d10f bne.n 80017ac <HAL_SPI_Transmit+0xc0>
{
/* Disable SPI Peripheral before set 1Line direction (BIDIOE bit) */
__HAL_SPI_DISABLE(hspi);
800178c: 68fb ldr r3, [r7, #12]
800178e: 681b ldr r3, [r3, #0]
8001790: 681a ldr r2, [r3, #0]
8001792: 68fb ldr r3, [r7, #12]
8001794: 681b ldr r3, [r3, #0]
8001796: f022 0240 bic.w r2, r2, #64 ; 0x40
800179a: 601a str r2, [r3, #0]
SPI_1LINE_TX(hspi);
800179c: 68fb ldr r3, [r7, #12]
800179e: 681b ldr r3, [r3, #0]
80017a0: 681a ldr r2, [r3, #0]
80017a2: 68fb ldr r3, [r7, #12]
80017a4: 681b ldr r3, [r3, #0]
80017a6: f442 4280 orr.w r2, r2, #16384 ; 0x4000
80017aa: 601a str r2, [r3, #0]
SPI_RESET_CRC(hspi);
}
#endif /* USE_SPI_CRC */
/* Check if the SPI is already enabled */
if ((hspi->Instance->CR1 & SPI_CR1_SPE) != SPI_CR1_SPE)
80017ac: 68fb ldr r3, [r7, #12]
80017ae: 681b ldr r3, [r3, #0]
80017b0: 681b ldr r3, [r3, #0]
80017b2: f003 0340 and.w r3, r3, #64 ; 0x40
80017b6: 2b40 cmp r3, #64 ; 0x40
80017b8: d007 beq.n 80017ca <HAL_SPI_Transmit+0xde>
{
/* Enable SPI peripheral */
__HAL_SPI_ENABLE(hspi);
80017ba: 68fb ldr r3, [r7, #12]
80017bc: 681b ldr r3, [r3, #0]
80017be: 681a ldr r2, [r3, #0]
80017c0: 68fb ldr r3, [r7, #12]
80017c2: 681b ldr r3, [r3, #0]
80017c4: f042 0240 orr.w r2, r2, #64 ; 0x40
80017c8: 601a str r2, [r3, #0]
}
/* Transmit data in 16 Bit mode */
if (hspi->Init.DataSize == SPI_DATASIZE_16BIT)
80017ca: 68fb ldr r3, [r7, #12]
80017cc: 68db ldr r3, [r3, #12]
80017ce: f5b3 6f00 cmp.w r3, #2048 ; 0x800
80017d2: d14b bne.n 800186c <HAL_SPI_Transmit+0x180>
{
if ((hspi->Init.Mode == SPI_MODE_SLAVE) || (initial_TxXferCount == 0x01U))
80017d4: 68fb ldr r3, [r7, #12]
80017d6: 685b ldr r3, [r3, #4]
80017d8: 2b00 cmp r3, #0
80017da: d002 beq.n 80017e2 <HAL_SPI_Transmit+0xf6>
80017dc: 8afb ldrh r3, [r7, #22]
80017de: 2b01 cmp r3, #1
80017e0: d13e bne.n 8001860 <HAL_SPI_Transmit+0x174>
{
hspi->Instance->DR = *((uint16_t *)hspi->pTxBuffPtr);
80017e2: 68fb ldr r3, [r7, #12]
80017e4: 6b1b ldr r3, [r3, #48] ; 0x30
80017e6: 881a ldrh r2, [r3, #0]
80017e8: 68fb ldr r3, [r7, #12]
80017ea: 681b ldr r3, [r3, #0]
80017ec: 60da str r2, [r3, #12]
hspi->pTxBuffPtr += sizeof(uint16_t);
80017ee: 68fb ldr r3, [r7, #12]
80017f0: 6b1b ldr r3, [r3, #48] ; 0x30
80017f2: 1c9a adds r2, r3, #2
80017f4: 68fb ldr r3, [r7, #12]
80017f6: 631a str r2, [r3, #48] ; 0x30
hspi->TxXferCount--;
80017f8: 68fb ldr r3, [r7, #12]
80017fa: 8edb ldrh r3, [r3, #54] ; 0x36
80017fc: b29b uxth r3, r3
80017fe: 3b01 subs r3, #1
8001800: b29a uxth r2, r3
8001802: 68fb ldr r3, [r7, #12]
8001804: 86da strh r2, [r3, #54] ; 0x36
}
/* Transmit data in 16 Bit mode */
while (hspi->TxXferCount > 0U)
8001806: e02b b.n 8001860 <HAL_SPI_Transmit+0x174>
{
/* Wait until TXE flag is set to send data */
if (__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_TXE))
8001808: 68fb ldr r3, [r7, #12]
800180a: 681b ldr r3, [r3, #0]
800180c: 689b ldr r3, [r3, #8]
800180e: f003 0302 and.w r3, r3, #2
8001812: 2b02 cmp r3, #2
8001814: d112 bne.n 800183c <HAL_SPI_Transmit+0x150>
{
hspi->Instance->DR = *((uint16_t *)hspi->pTxBuffPtr);
8001816: 68fb ldr r3, [r7, #12]
8001818: 6b1b ldr r3, [r3, #48] ; 0x30
800181a: 881a ldrh r2, [r3, #0]
800181c: 68fb ldr r3, [r7, #12]
800181e: 681b ldr r3, [r3, #0]
8001820: 60da str r2, [r3, #12]
hspi->pTxBuffPtr += sizeof(uint16_t);
8001822: 68fb ldr r3, [r7, #12]
8001824: 6b1b ldr r3, [r3, #48] ; 0x30
8001826: 1c9a adds r2, r3, #2
8001828: 68fb ldr r3, [r7, #12]
800182a: 631a str r2, [r3, #48] ; 0x30
hspi->TxXferCount--;
800182c: 68fb ldr r3, [r7, #12]
800182e: 8edb ldrh r3, [r3, #54] ; 0x36
8001830: b29b uxth r3, r3
8001832: 3b01 subs r3, #1
8001834: b29a uxth r2, r3
8001836: 68fb ldr r3, [r7, #12]
8001838: 86da strh r2, [r3, #54] ; 0x36
800183a: e011 b.n 8001860 <HAL_SPI_Transmit+0x174>
}
else
{
/* Timeout management */
if ((((HAL_GetTick() - tickstart) >= Timeout) && (Timeout != HAL_MAX_DELAY)) || (Timeout == 0U))
800183c: f7ff f82c bl 8000898 <HAL_GetTick>
8001840: 4602 mov r2, r0
8001842: 69bb ldr r3, [r7, #24]
8001844: 1ad3 subs r3, r2, r3
8001846: 683a ldr r2, [r7, #0]
8001848: 429a cmp r2, r3
800184a: d803 bhi.n 8001854 <HAL_SPI_Transmit+0x168>
800184c: 683b ldr r3, [r7, #0]
800184e: f1b3 3fff cmp.w r3, #4294967295
8001852: d102 bne.n 800185a <HAL_SPI_Transmit+0x16e>
8001854: 683b ldr r3, [r7, #0]
8001856: 2b00 cmp r3, #0
8001858: d102 bne.n 8001860 <HAL_SPI_Transmit+0x174>
{
errorcode = HAL_TIMEOUT;
800185a: 2303 movs r3, #3
800185c: 77fb strb r3, [r7, #31]
goto error;
800185e: e074 b.n 800194a <HAL_SPI_Transmit+0x25e>
while (hspi->TxXferCount > 0U)
8001860: 68fb ldr r3, [r7, #12]
8001862: 8edb ldrh r3, [r3, #54] ; 0x36
8001864: b29b uxth r3, r3
8001866: 2b00 cmp r3, #0
8001868: d1ce bne.n 8001808 <HAL_SPI_Transmit+0x11c>
800186a: e04c b.n 8001906 <HAL_SPI_Transmit+0x21a>
}
}
/* Transmit data in 8 Bit mode */
else
{
if ((hspi->Init.Mode == SPI_MODE_SLAVE) || (initial_TxXferCount == 0x01U))
800186c: 68fb ldr r3, [r7, #12]
800186e: 685b ldr r3, [r3, #4]
8001870: 2b00 cmp r3, #0
8001872: d002 beq.n 800187a <HAL_SPI_Transmit+0x18e>
8001874: 8afb ldrh r3, [r7, #22]
8001876: 2b01 cmp r3, #1
8001878: d140 bne.n 80018fc <HAL_SPI_Transmit+0x210>
{
*((__IO uint8_t *)&hspi->Instance->DR) = (*hspi->pTxBuffPtr);
800187a: 68fb ldr r3, [r7, #12]
800187c: 6b1a ldr r2, [r3, #48] ; 0x30
800187e: 68fb ldr r3, [r7, #12]
8001880: 681b ldr r3, [r3, #0]
8001882: 330c adds r3, #12
8001884: 7812 ldrb r2, [r2, #0]
8001886: 701a strb r2, [r3, #0]
hspi->pTxBuffPtr += sizeof(uint8_t);
8001888: 68fb ldr r3, [r7, #12]
800188a: 6b1b ldr r3, [r3, #48] ; 0x30
800188c: 1c5a adds r2, r3, #1
800188e: 68fb ldr r3, [r7, #12]
8001890: 631a str r2, [r3, #48] ; 0x30
hspi->TxXferCount--;
8001892: 68fb ldr r3, [r7, #12]
8001894: 8edb ldrh r3, [r3, #54] ; 0x36
8001896: b29b uxth r3, r3
8001898: 3b01 subs r3, #1
800189a: b29a uxth r2, r3
800189c: 68fb ldr r3, [r7, #12]
800189e: 86da strh r2, [r3, #54] ; 0x36
}
while (hspi->TxXferCount > 0U)
80018a0: e02c b.n 80018fc <HAL_SPI_Transmit+0x210>
{
/* Wait until TXE flag is set to send data */
if (__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_TXE))
80018a2: 68fb ldr r3, [r7, #12]
80018a4: 681b ldr r3, [r3, #0]
80018a6: 689b ldr r3, [r3, #8]
80018a8: f003 0302 and.w r3, r3, #2
80018ac: 2b02 cmp r3, #2
80018ae: d113 bne.n 80018d8 <HAL_SPI_Transmit+0x1ec>
{
*((__IO uint8_t *)&hspi->Instance->DR) = (*hspi->pTxBuffPtr);
80018b0: 68fb ldr r3, [r7, #12]
80018b2: 6b1a ldr r2, [r3, #48] ; 0x30
80018b4: 68fb ldr r3, [r7, #12]
80018b6: 681b ldr r3, [r3, #0]
80018b8: 330c adds r3, #12
80018ba: 7812 ldrb r2, [r2, #0]
80018bc: 701a strb r2, [r3, #0]
hspi->pTxBuffPtr += sizeof(uint8_t);
80018be: 68fb ldr r3, [r7, #12]
80018c0: 6b1b ldr r3, [r3, #48] ; 0x30
80018c2: 1c5a adds r2, r3, #1
80018c4: 68fb ldr r3, [r7, #12]
80018c6: 631a str r2, [r3, #48] ; 0x30
hspi->TxXferCount--;
80018c8: 68fb ldr r3, [r7, #12]
80018ca: 8edb ldrh r3, [r3, #54] ; 0x36
80018cc: b29b uxth r3, r3
80018ce: 3b01 subs r3, #1
80018d0: b29a uxth r2, r3
80018d2: 68fb ldr r3, [r7, #12]
80018d4: 86da strh r2, [r3, #54] ; 0x36
80018d6: e011 b.n 80018fc <HAL_SPI_Transmit+0x210>
}
else
{
/* Timeout management */
if ((((HAL_GetTick() - tickstart) >= Timeout) && (Timeout != HAL_MAX_DELAY)) || (Timeout == 0U))
80018d8: f7fe ffde bl 8000898 <HAL_GetTick>
80018dc: 4602 mov r2, r0
80018de: 69bb ldr r3, [r7, #24]
80018e0: 1ad3 subs r3, r2, r3
80018e2: 683a ldr r2, [r7, #0]
80018e4: 429a cmp r2, r3
80018e6: d803 bhi.n 80018f0 <HAL_SPI_Transmit+0x204>
80018e8: 683b ldr r3, [r7, #0]
80018ea: f1b3 3fff cmp.w r3, #4294967295
80018ee: d102 bne.n 80018f6 <HAL_SPI_Transmit+0x20a>
80018f0: 683b ldr r3, [r7, #0]
80018f2: 2b00 cmp r3, #0
80018f4: d102 bne.n 80018fc <HAL_SPI_Transmit+0x210>
{
errorcode = HAL_TIMEOUT;
80018f6: 2303 movs r3, #3
80018f8: 77fb strb r3, [r7, #31]
goto error;
80018fa: e026 b.n 800194a <HAL_SPI_Transmit+0x25e>
while (hspi->TxXferCount > 0U)
80018fc: 68fb ldr r3, [r7, #12]
80018fe: 8edb ldrh r3, [r3, #54] ; 0x36
8001900: b29b uxth r3, r3
8001902: 2b00 cmp r3, #0
8001904: d1cd bne.n 80018a2 <HAL_SPI_Transmit+0x1b6>
SET_BIT(hspi->Instance->CR1, SPI_CR1_CRCNEXT);
}
#endif /* USE_SPI_CRC */
/* Check the end of the transaction */
if (SPI_EndRxTxTransaction(hspi, Timeout, tickstart) != HAL_OK)
8001906: 69ba ldr r2, [r7, #24]
8001908: 6839 ldr r1, [r7, #0]
800190a: 68f8 ldr r0, [r7, #12]
800190c: f000 fbc4 bl 8002098 <SPI_EndRxTxTransaction>
8001910: 4603 mov r3, r0
8001912: 2b00 cmp r3, #0
8001914: d002 beq.n 800191c <HAL_SPI_Transmit+0x230>
{
hspi->ErrorCode = HAL_SPI_ERROR_FLAG;
8001916: 68fb ldr r3, [r7, #12]
8001918: 2220 movs r2, #32
800191a: 655a str r2, [r3, #84] ; 0x54
}
/* Clear overrun flag in 2 Lines communication mode because received is not read */
if (hspi->Init.Direction == SPI_DIRECTION_2LINES)
800191c: 68fb ldr r3, [r7, #12]
800191e: 689b ldr r3, [r3, #8]
8001920: 2b00 cmp r3, #0
8001922: d10a bne.n 800193a <HAL_SPI_Transmit+0x24e>
{
__HAL_SPI_CLEAR_OVRFLAG(hspi);
8001924: 2300 movs r3, #0
8001926: 613b str r3, [r7, #16]
8001928: 68fb ldr r3, [r7, #12]
800192a: 681b ldr r3, [r3, #0]
800192c: 68db ldr r3, [r3, #12]
800192e: 613b str r3, [r7, #16]
8001930: 68fb ldr r3, [r7, #12]
8001932: 681b ldr r3, [r3, #0]
8001934: 689b ldr r3, [r3, #8]
8001936: 613b str r3, [r7, #16]
8001938: 693b ldr r3, [r7, #16]
}
if (hspi->ErrorCode != HAL_SPI_ERROR_NONE)
800193a: 68fb ldr r3, [r7, #12]
800193c: 6d5b ldr r3, [r3, #84] ; 0x54
800193e: 2b00 cmp r3, #0
8001940: d002 beq.n 8001948 <HAL_SPI_Transmit+0x25c>
{
errorcode = HAL_ERROR;
8001942: 2301 movs r3, #1
8001944: 77fb strb r3, [r7, #31]
8001946: e000 b.n 800194a <HAL_SPI_Transmit+0x25e>
}
error:
8001948: bf00 nop
hspi->State = HAL_SPI_STATE_READY;
800194a: 68fb ldr r3, [r7, #12]
800194c: 2201 movs r2, #1
800194e: f883 2051 strb.w r2, [r3, #81] ; 0x51
/* Process Unlocked */
__HAL_UNLOCK(hspi);
8001952: 68fb ldr r3, [r7, #12]
8001954: 2200 movs r2, #0
8001956: f883 2050 strb.w r2, [r3, #80] ; 0x50
return errorcode;
800195a: 7ffb ldrb r3, [r7, #31]
}
800195c: 4618 mov r0, r3
800195e: 3720 adds r7, #32
8001960: 46bd mov sp, r7
8001962: bd80 pop {r7, pc}
08001964 <HAL_SPI_Receive>:
* @param Size amount of data to be received
* @param Timeout Timeout duration
* @retval HAL status
*/
HAL_StatusTypeDef HAL_SPI_Receive(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout)
{
8001964: b580 push {r7, lr}
8001966: b088 sub sp, #32
8001968: af02 add r7, sp, #8
800196a: 60f8 str r0, [r7, #12]
800196c: 60b9 str r1, [r7, #8]
800196e: 603b str r3, [r7, #0]
8001970: 4613 mov r3, r2
8001972: 80fb strh r3, [r7, #6]
uint32_t tickstart;
HAL_StatusTypeDef errorcode = HAL_OK;
8001974: 2300 movs r3, #0
8001976: 75fb strb r3, [r7, #23]
if ((hspi->Init.Mode == SPI_MODE_MASTER) && (hspi->Init.Direction == SPI_DIRECTION_2LINES))
8001978: 68fb ldr r3, [r7, #12]
800197a: 685b ldr r3, [r3, #4]
800197c: f5b3 7f82 cmp.w r3, #260 ; 0x104
8001980: d112 bne.n 80019a8 <HAL_SPI_Receive+0x44>
8001982: 68fb ldr r3, [r7, #12]
8001984: 689b ldr r3, [r3, #8]
8001986: 2b00 cmp r3, #0
8001988: d10e bne.n 80019a8 <HAL_SPI_Receive+0x44>
{
hspi->State = HAL_SPI_STATE_BUSY_RX;
800198a: 68fb ldr r3, [r7, #12]
800198c: 2204 movs r2, #4
800198e: f883 2051 strb.w r2, [r3, #81] ; 0x51
/* Call transmit-receive function to send Dummy data on Tx line and generate clock on CLK line */
return HAL_SPI_TransmitReceive(hspi, pData, pData, Size, Timeout);
8001992: 88fa ldrh r2, [r7, #6]
8001994: 683b ldr r3, [r7, #0]
8001996: 9300 str r3, [sp, #0]
8001998: 4613 mov r3, r2
800199a: 68ba ldr r2, [r7, #8]
800199c: 68b9 ldr r1, [r7, #8]
800199e: 68f8 ldr r0, [r7, #12]
80019a0: f000 f8f1 bl 8001b86 <HAL_SPI_TransmitReceive>
80019a4: 4603 mov r3, r0
80019a6: e0ea b.n 8001b7e <HAL_SPI_Receive+0x21a>
}
/* Process Locked */
__HAL_LOCK(hspi);
80019a8: 68fb ldr r3, [r7, #12]
80019aa: f893 3050 ldrb.w r3, [r3, #80] ; 0x50
80019ae: 2b01 cmp r3, #1
80019b0: d101 bne.n 80019b6 <HAL_SPI_Receive+0x52>
80019b2: 2302 movs r3, #2
80019b4: e0e3 b.n 8001b7e <HAL_SPI_Receive+0x21a>
80019b6: 68fb ldr r3, [r7, #12]
80019b8: 2201 movs r2, #1
80019ba: f883 2050 strb.w r2, [r3, #80] ; 0x50
/* Init tickstart for timeout management*/
tickstart = HAL_GetTick();
80019be: f7fe ff6b bl 8000898 <HAL_GetTick>
80019c2: 6138 str r0, [r7, #16]
if (hspi->State != HAL_SPI_STATE_READY)
80019c4: 68fb ldr r3, [r7, #12]
80019c6: f893 3051 ldrb.w r3, [r3, #81] ; 0x51
80019ca: b2db uxtb r3, r3
80019cc: 2b01 cmp r3, #1
80019ce: d002 beq.n 80019d6 <HAL_SPI_Receive+0x72>
{
errorcode = HAL_BUSY;
80019d0: 2302 movs r3, #2
80019d2: 75fb strb r3, [r7, #23]
goto error;
80019d4: e0ca b.n 8001b6c <HAL_SPI_Receive+0x208>
}
if ((pData == NULL) || (Size == 0U))
80019d6: 68bb ldr r3, [r7, #8]
80019d8: 2b00 cmp r3, #0
80019da: d002 beq.n 80019e2 <HAL_SPI_Receive+0x7e>
80019dc: 88fb ldrh r3, [r7, #6]
80019de: 2b00 cmp r3, #0
80019e0: d102 bne.n 80019e8 <HAL_SPI_Receive+0x84>
{
errorcode = HAL_ERROR;
80019e2: 2301 movs r3, #1
80019e4: 75fb strb r3, [r7, #23]
goto error;
80019e6: e0c1 b.n 8001b6c <HAL_SPI_Receive+0x208>
}
/* Set the transaction information */
hspi->State = HAL_SPI_STATE_BUSY_RX;
80019e8: 68fb ldr r3, [r7, #12]
80019ea: 2204 movs r2, #4
80019ec: f883 2051 strb.w r2, [r3, #81] ; 0x51
hspi->ErrorCode = HAL_SPI_ERROR_NONE;
80019f0: 68fb ldr r3, [r7, #12]
80019f2: 2200 movs r2, #0
80019f4: 655a str r2, [r3, #84] ; 0x54
hspi->pRxBuffPtr = (uint8_t *)pData;
80019f6: 68fb ldr r3, [r7, #12]
80019f8: 68ba ldr r2, [r7, #8]
80019fa: 639a str r2, [r3, #56] ; 0x38
hspi->RxXferSize = Size;
80019fc: 68fb ldr r3, [r7, #12]
80019fe: 88fa ldrh r2, [r7, #6]
8001a00: 879a strh r2, [r3, #60] ; 0x3c
hspi->RxXferCount = Size;
8001a02: 68fb ldr r3, [r7, #12]
8001a04: 88fa ldrh r2, [r7, #6]
8001a06: 87da strh r2, [r3, #62] ; 0x3e
/*Init field not used in handle to zero */
hspi->pTxBuffPtr = (uint8_t *)NULL;
8001a08: 68fb ldr r3, [r7, #12]
8001a0a: 2200 movs r2, #0
8001a0c: 631a str r2, [r3, #48] ; 0x30
hspi->TxXferSize = 0U;
8001a0e: 68fb ldr r3, [r7, #12]
8001a10: 2200 movs r2, #0
8001a12: 869a strh r2, [r3, #52] ; 0x34
hspi->TxXferCount = 0U;
8001a14: 68fb ldr r3, [r7, #12]
8001a16: 2200 movs r2, #0
8001a18: 86da strh r2, [r3, #54] ; 0x36
hspi->RxISR = NULL;
8001a1a: 68fb ldr r3, [r7, #12]
8001a1c: 2200 movs r2, #0
8001a1e: 641a str r2, [r3, #64] ; 0x40
hspi->TxISR = NULL;
8001a20: 68fb ldr r3, [r7, #12]
8001a22: 2200 movs r2, #0
8001a24: 645a str r2, [r3, #68] ; 0x44
hspi->RxXferCount--;
}
#endif /* USE_SPI_CRC */
/* Configure communication direction: 1Line */
if (hspi->Init.Direction == SPI_DIRECTION_1LINE)
8001a26: 68fb ldr r3, [r7, #12]
8001a28: 689b ldr r3, [r3, #8]
8001a2a: f5b3 4f00 cmp.w r3, #32768 ; 0x8000
8001a2e: d10f bne.n 8001a50 <HAL_SPI_Receive+0xec>
{
/* Disable SPI Peripheral before set 1Line direction (BIDIOE bit) */
__HAL_SPI_DISABLE(hspi);
8001a30: 68fb ldr r3, [r7, #12]
8001a32: 681b ldr r3, [r3, #0]
8001a34: 681a ldr r2, [r3, #0]
8001a36: 68fb ldr r3, [r7, #12]
8001a38: 681b ldr r3, [r3, #0]
8001a3a: f022 0240 bic.w r2, r2, #64 ; 0x40
8001a3e: 601a str r2, [r3, #0]
SPI_1LINE_RX(hspi);
8001a40: 68fb ldr r3, [r7, #12]
8001a42: 681b ldr r3, [r3, #0]
8001a44: 681a ldr r2, [r3, #0]
8001a46: 68fb ldr r3, [r7, #12]
8001a48: 681b ldr r3, [r3, #0]
8001a4a: f422 4280 bic.w r2, r2, #16384 ; 0x4000
8001a4e: 601a str r2, [r3, #0]
}
/* Check if the SPI is already enabled */
if ((hspi->Instance->CR1 & SPI_CR1_SPE) != SPI_CR1_SPE)
8001a50: 68fb ldr r3, [r7, #12]
8001a52: 681b ldr r3, [r3, #0]
8001a54: 681b ldr r3, [r3, #0]
8001a56: f003 0340 and.w r3, r3, #64 ; 0x40
8001a5a: 2b40 cmp r3, #64 ; 0x40
8001a5c: d007 beq.n 8001a6e <HAL_SPI_Receive+0x10a>
{
/* Enable SPI peripheral */
__HAL_SPI_ENABLE(hspi);
8001a5e: 68fb ldr r3, [r7, #12]
8001a60: 681b ldr r3, [r3, #0]
8001a62: 681a ldr r2, [r3, #0]
8001a64: 68fb ldr r3, [r7, #12]
8001a66: 681b ldr r3, [r3, #0]
8001a68: f042 0240 orr.w r2, r2, #64 ; 0x40
8001a6c: 601a str r2, [r3, #0]
}
/* Receive data in 8 Bit mode */
if (hspi->Init.DataSize == SPI_DATASIZE_8BIT)
8001a6e: 68fb ldr r3, [r7, #12]
8001a70: 68db ldr r3, [r3, #12]
8001a72: 2b00 cmp r3, #0
8001a74: d162 bne.n 8001b3c <HAL_SPI_Receive+0x1d8>
{
/* Transfer loop */
while (hspi->RxXferCount > 0U)
8001a76: e02e b.n 8001ad6 <HAL_SPI_Receive+0x172>
{
/* Check the RXNE flag */
if (__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_RXNE))
8001a78: 68fb ldr r3, [r7, #12]
8001a7a: 681b ldr r3, [r3, #0]
8001a7c: 689b ldr r3, [r3, #8]
8001a7e: f003 0301 and.w r3, r3, #1
8001a82: 2b01 cmp r3, #1
8001a84: d115 bne.n 8001ab2 <HAL_SPI_Receive+0x14e>
{
/* read the received data */
(* (uint8_t *)hspi->pRxBuffPtr) = *(__IO uint8_t *)&hspi->Instance->DR;
8001a86: 68fb ldr r3, [r7, #12]
8001a88: 681b ldr r3, [r3, #0]
8001a8a: f103 020c add.w r2, r3, #12
8001a8e: 68fb ldr r3, [r7, #12]
8001a90: 6b9b ldr r3, [r3, #56] ; 0x38
8001a92: 7812 ldrb r2, [r2, #0]
8001a94: b2d2 uxtb r2, r2
8001a96: 701a strb r2, [r3, #0]
hspi->pRxBuffPtr += sizeof(uint8_t);
8001a98: 68fb ldr r3, [r7, #12]
8001a9a: 6b9b ldr r3, [r3, #56] ; 0x38
8001a9c: 1c5a adds r2, r3, #1
8001a9e: 68fb ldr r3, [r7, #12]
8001aa0: 639a str r2, [r3, #56] ; 0x38
hspi->RxXferCount--;
8001aa2: 68fb ldr r3, [r7, #12]
8001aa4: 8fdb ldrh r3, [r3, #62] ; 0x3e
8001aa6: b29b uxth r3, r3
8001aa8: 3b01 subs r3, #1
8001aaa: b29a uxth r2, r3
8001aac: 68fb ldr r3, [r7, #12]
8001aae: 87da strh r2, [r3, #62] ; 0x3e
8001ab0: e011 b.n 8001ad6 <HAL_SPI_Receive+0x172>
}
else
{
/* Timeout management */
if ((((HAL_GetTick() - tickstart) >= Timeout) && (Timeout != HAL_MAX_DELAY)) || (Timeout == 0U))
8001ab2: f7fe fef1 bl 8000898 <HAL_GetTick>
8001ab6: 4602 mov r2, r0
8001ab8: 693b ldr r3, [r7, #16]
8001aba: 1ad3 subs r3, r2, r3
8001abc: 683a ldr r2, [r7, #0]
8001abe: 429a cmp r2, r3
8001ac0: d803 bhi.n 8001aca <HAL_SPI_Receive+0x166>
8001ac2: 683b ldr r3, [r7, #0]
8001ac4: f1b3 3fff cmp.w r3, #4294967295
8001ac8: d102 bne.n 8001ad0 <HAL_SPI_Receive+0x16c>
8001aca: 683b ldr r3, [r7, #0]
8001acc: 2b00 cmp r3, #0
8001ace: d102 bne.n 8001ad6 <HAL_SPI_Receive+0x172>
{
errorcode = HAL_TIMEOUT;
8001ad0: 2303 movs r3, #3
8001ad2: 75fb strb r3, [r7, #23]
goto error;
8001ad4: e04a b.n 8001b6c <HAL_SPI_Receive+0x208>
while (hspi->RxXferCount > 0U)
8001ad6: 68fb ldr r3, [r7, #12]
8001ad8: 8fdb ldrh r3, [r3, #62] ; 0x3e
8001ada: b29b uxth r3, r3
8001adc: 2b00 cmp r3, #0
8001ade: d1cb bne.n 8001a78 <HAL_SPI_Receive+0x114>
8001ae0: e031 b.n 8001b46 <HAL_SPI_Receive+0x1e2>
{
/* Transfer loop */
while (hspi->RxXferCount > 0U)
{
/* Check the RXNE flag */
if (__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_RXNE))
8001ae2: 68fb ldr r3, [r7, #12]
8001ae4: 681b ldr r3, [r3, #0]
8001ae6: 689b ldr r3, [r3, #8]
8001ae8: f003 0301 and.w r3, r3, #1
8001aec: 2b01 cmp r3, #1
8001aee: d113 bne.n 8001b18 <HAL_SPI_Receive+0x1b4>
{
*((uint16_t *)hspi->pRxBuffPtr) = (uint16_t)hspi->Instance->DR;
8001af0: 68fb ldr r3, [r7, #12]
8001af2: 681b ldr r3, [r3, #0]
8001af4: 68da ldr r2, [r3, #12]
8001af6: 68fb ldr r3, [r7, #12]
8001af8: 6b9b ldr r3, [r3, #56] ; 0x38
8001afa: b292 uxth r2, r2
8001afc: 801a strh r2, [r3, #0]
hspi->pRxBuffPtr += sizeof(uint16_t);
8001afe: 68fb ldr r3, [r7, #12]
8001b00: 6b9b ldr r3, [r3, #56] ; 0x38
8001b02: 1c9a adds r2, r3, #2
8001b04: 68fb ldr r3, [r7, #12]
8001b06: 639a str r2, [r3, #56] ; 0x38
hspi->RxXferCount--;
8001b08: 68fb ldr r3, [r7, #12]
8001b0a: 8fdb ldrh r3, [r3, #62] ; 0x3e
8001b0c: b29b uxth r3, r3
8001b0e: 3b01 subs r3, #1
8001b10: b29a uxth r2, r3
8001b12: 68fb ldr r3, [r7, #12]
8001b14: 87da strh r2, [r3, #62] ; 0x3e
8001b16: e011 b.n 8001b3c <HAL_SPI_Receive+0x1d8>
}
else
{
/* Timeout management */
if ((((HAL_GetTick() - tickstart) >= Timeout) && (Timeout != HAL_MAX_DELAY)) || (Timeout == 0U))
8001b18: f7fe febe bl 8000898 <HAL_GetTick>
8001b1c: 4602 mov r2, r0
8001b1e: 693b ldr r3, [r7, #16]
8001b20: 1ad3 subs r3, r2, r3
8001b22: 683a ldr r2, [r7, #0]
8001b24: 429a cmp r2, r3
8001b26: d803 bhi.n 8001b30 <HAL_SPI_Receive+0x1cc>
8001b28: 683b ldr r3, [r7, #0]
8001b2a: f1b3 3fff cmp.w r3, #4294967295
8001b2e: d102 bne.n 8001b36 <HAL_SPI_Receive+0x1d2>
8001b30: 683b ldr r3, [r7, #0]
8001b32: 2b00 cmp r3, #0
8001b34: d102 bne.n 8001b3c <HAL_SPI_Receive+0x1d8>
{
errorcode = HAL_TIMEOUT;
8001b36: 2303 movs r3, #3
8001b38: 75fb strb r3, [r7, #23]
goto error;
8001b3a: e017 b.n 8001b6c <HAL_SPI_Receive+0x208>
while (hspi->RxXferCount > 0U)
8001b3c: 68fb ldr r3, [r7, #12]
8001b3e: 8fdb ldrh r3, [r3, #62] ; 0x3e
8001b40: b29b uxth r3, r3
8001b42: 2b00 cmp r3, #0
8001b44: d1cd bne.n 8001ae2 <HAL_SPI_Receive+0x17e>
READ_REG(hspi->Instance->DR);
}
#endif /* USE_SPI_CRC */
/* Check the end of the transaction */
if (SPI_EndRxTransaction(hspi, Timeout, tickstart) != HAL_OK)
8001b46: 693a ldr r2, [r7, #16]
8001b48: 6839 ldr r1, [r7, #0]
8001b4a: 68f8 ldr r0, [r7, #12]
8001b4c: f000 fa52 bl 8001ff4 <SPI_EndRxTransaction>
8001b50: 4603 mov r3, r0
8001b52: 2b00 cmp r3, #0
8001b54: d002 beq.n 8001b5c <HAL_SPI_Receive+0x1f8>
{
hspi->ErrorCode = HAL_SPI_ERROR_FLAG;
8001b56: 68fb ldr r3, [r7, #12]
8001b58: 2220 movs r2, #32
8001b5a: 655a str r2, [r3, #84] ; 0x54
__HAL_SPI_CLEAR_CRCERRFLAG(hspi);
}
}
#endif /* USE_SPI_CRC */
if (hspi->ErrorCode != HAL_SPI_ERROR_NONE)
8001b5c: 68fb ldr r3, [r7, #12]
8001b5e: 6d5b ldr r3, [r3, #84] ; 0x54
8001b60: 2b00 cmp r3, #0
8001b62: d002 beq.n 8001b6a <HAL_SPI_Receive+0x206>
{
errorcode = HAL_ERROR;
8001b64: 2301 movs r3, #1
8001b66: 75fb strb r3, [r7, #23]
8001b68: e000 b.n 8001b6c <HAL_SPI_Receive+0x208>
}
error :
8001b6a: bf00 nop
hspi->State = HAL_SPI_STATE_READY;
8001b6c: 68fb ldr r3, [r7, #12]
8001b6e: 2201 movs r2, #1
8001b70: f883 2051 strb.w r2, [r3, #81] ; 0x51
__HAL_UNLOCK(hspi);
8001b74: 68fb ldr r3, [r7, #12]
8001b76: 2200 movs r2, #0
8001b78: f883 2050 strb.w r2, [r3, #80] ; 0x50
return errorcode;
8001b7c: 7dfb ldrb r3, [r7, #23]
}
8001b7e: 4618 mov r0, r3
8001b80: 3718 adds r7, #24
8001b82: 46bd mov sp, r7
8001b84: bd80 pop {r7, pc}
08001b86 <HAL_SPI_TransmitReceive>:
* @param Timeout Timeout duration
* @retval HAL status
*/
HAL_StatusTypeDef HAL_SPI_TransmitReceive(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size,
uint32_t Timeout)
{
8001b86: b580 push {r7, lr}
8001b88: b08c sub sp, #48 ; 0x30
8001b8a: af00 add r7, sp, #0
8001b8c: 60f8 str r0, [r7, #12]
8001b8e: 60b9 str r1, [r7, #8]
8001b90: 607a str r2, [r7, #4]
8001b92: 807b strh r3, [r7, #2]
uint32_t tmp_mode;
HAL_SPI_StateTypeDef tmp_state;
uint32_t tickstart;
/* Variable used to alternate Rx and Tx during transfer */
uint32_t txallowed = 1U;
8001b94: 2301 movs r3, #1
8001b96: 62fb str r3, [r7, #44] ; 0x2c
HAL_StatusTypeDef errorcode = HAL_OK;
8001b98: 2300 movs r3, #0
8001b9a: f887 302b strb.w r3, [r7, #43] ; 0x2b
/* Check Direction parameter */
assert_param(IS_SPI_DIRECTION_2LINES(hspi->Init.Direction));
/* Process Locked */
__HAL_LOCK(hspi);
8001b9e: 68fb ldr r3, [r7, #12]
8001ba0: f893 3050 ldrb.w r3, [r3, #80] ; 0x50
8001ba4: 2b01 cmp r3, #1
8001ba6: d101 bne.n 8001bac <HAL_SPI_TransmitReceive+0x26>
8001ba8: 2302 movs r3, #2
8001baa: e18a b.n 8001ec2 <HAL_SPI_TransmitReceive+0x33c>
8001bac: 68fb ldr r3, [r7, #12]
8001bae: 2201 movs r2, #1
8001bb0: f883 2050 strb.w r2, [r3, #80] ; 0x50
/* Init tickstart for timeout management*/
tickstart = HAL_GetTick();
8001bb4: f7fe fe70 bl 8000898 <HAL_GetTick>
8001bb8: 6278 str r0, [r7, #36] ; 0x24
/* Init temporary variables */
tmp_state = hspi->State;
8001bba: 68fb ldr r3, [r7, #12]
8001bbc: f893 3051 ldrb.w r3, [r3, #81] ; 0x51
8001bc0: f887 3023 strb.w r3, [r7, #35] ; 0x23
tmp_mode = hspi->Init.Mode;
8001bc4: 68fb ldr r3, [r7, #12]
8001bc6: 685b ldr r3, [r3, #4]
8001bc8: 61fb str r3, [r7, #28]
initial_TxXferCount = Size;
8001bca: 887b ldrh r3, [r7, #2]
8001bcc: 837b strh r3, [r7, #26]
if (!((tmp_state == HAL_SPI_STATE_READY) || \
8001bce: f897 3023 ldrb.w r3, [r7, #35] ; 0x23
8001bd2: 2b01 cmp r3, #1
8001bd4: d00f beq.n 8001bf6 <HAL_SPI_TransmitReceive+0x70>
8001bd6: 69fb ldr r3, [r7, #28]
8001bd8: f5b3 7f82 cmp.w r3, #260 ; 0x104
8001bdc: d107 bne.n 8001bee <HAL_SPI_TransmitReceive+0x68>
((tmp_mode == SPI_MODE_MASTER) && (hspi->Init.Direction == SPI_DIRECTION_2LINES) && (tmp_state == HAL_SPI_STATE_BUSY_RX))))
8001bde: 68fb ldr r3, [r7, #12]
8001be0: 689b ldr r3, [r3, #8]
8001be2: 2b00 cmp r3, #0
8001be4: d103 bne.n 8001bee <HAL_SPI_TransmitReceive+0x68>
8001be6: f897 3023 ldrb.w r3, [r7, #35] ; 0x23
8001bea: 2b04 cmp r3, #4
8001bec: d003 beq.n 8001bf6 <HAL_SPI_TransmitReceive+0x70>
{
errorcode = HAL_BUSY;
8001bee: 2302 movs r3, #2
8001bf0: f887 302b strb.w r3, [r7, #43] ; 0x2b
goto error;
8001bf4: e15b b.n 8001eae <HAL_SPI_TransmitReceive+0x328>
}
if ((pTxData == NULL) || (pRxData == NULL) || (Size == 0U))
8001bf6: 68bb ldr r3, [r7, #8]
8001bf8: 2b00 cmp r3, #0
8001bfa: d005 beq.n 8001c08 <HAL_SPI_TransmitReceive+0x82>
8001bfc: 687b ldr r3, [r7, #4]
8001bfe: 2b00 cmp r3, #0
8001c00: d002 beq.n 8001c08 <HAL_SPI_TransmitReceive+0x82>
8001c02: 887b ldrh r3, [r7, #2]
8001c04: 2b00 cmp r3, #0
8001c06: d103 bne.n 8001c10 <HAL_SPI_TransmitReceive+0x8a>
{
errorcode = HAL_ERROR;
8001c08: 2301 movs r3, #1
8001c0a: f887 302b strb.w r3, [r7, #43] ; 0x2b
goto error;
8001c0e: e14e b.n 8001eae <HAL_SPI_TransmitReceive+0x328>
}
/* Don't overwrite in case of HAL_SPI_STATE_BUSY_RX */
if (hspi->State != HAL_SPI_STATE_BUSY_RX)
8001c10: 68fb ldr r3, [r7, #12]
8001c12: f893 3051 ldrb.w r3, [r3, #81] ; 0x51
8001c16: b2db uxtb r3, r3
8001c18: 2b04 cmp r3, #4
8001c1a: d003 beq.n 8001c24 <HAL_SPI_TransmitReceive+0x9e>
{
hspi->State = HAL_SPI_STATE_BUSY_TX_RX;
8001c1c: 68fb ldr r3, [r7, #12]
8001c1e: 2205 movs r2, #5
8001c20: f883 2051 strb.w r2, [r3, #81] ; 0x51
}
/* Set the transaction information */
hspi->ErrorCode = HAL_SPI_ERROR_NONE;
8001c24: 68fb ldr r3, [r7, #12]
8001c26: 2200 movs r2, #0
8001c28: 655a str r2, [r3, #84] ; 0x54
hspi->pRxBuffPtr = (uint8_t *)pRxData;
8001c2a: 68fb ldr r3, [r7, #12]
8001c2c: 687a ldr r2, [r7, #4]
8001c2e: 639a str r2, [r3, #56] ; 0x38
hspi->RxXferCount = Size;
8001c30: 68fb ldr r3, [r7, #12]
8001c32: 887a ldrh r2, [r7, #2]
8001c34: 87da strh r2, [r3, #62] ; 0x3e
hspi->RxXferSize = Size;
8001c36: 68fb ldr r3, [r7, #12]
8001c38: 887a ldrh r2, [r7, #2]
8001c3a: 879a strh r2, [r3, #60] ; 0x3c
hspi->pTxBuffPtr = (uint8_t *)pTxData;
8001c3c: 68fb ldr r3, [r7, #12]
8001c3e: 68ba ldr r2, [r7, #8]
8001c40: 631a str r2, [r3, #48] ; 0x30
hspi->TxXferCount = Size;
8001c42: 68fb ldr r3, [r7, #12]
8001c44: 887a ldrh r2, [r7, #2]
8001c46: 86da strh r2, [r3, #54] ; 0x36
hspi->TxXferSize = Size;
8001c48: 68fb ldr r3, [r7, #12]
8001c4a: 887a ldrh r2, [r7, #2]
8001c4c: 869a strh r2, [r3, #52] ; 0x34
/*Init field not used in handle to zero */
hspi->RxISR = NULL;
8001c4e: 68fb ldr r3, [r7, #12]
8001c50: 2200 movs r2, #0
8001c52: 641a str r2, [r3, #64] ; 0x40
hspi->TxISR = NULL;
8001c54: 68fb ldr r3, [r7, #12]
8001c56: 2200 movs r2, #0
8001c58: 645a str r2, [r3, #68] ; 0x44
SPI_RESET_CRC(hspi);
}
#endif /* USE_SPI_CRC */
/* Check if the SPI is already enabled */
if ((hspi->Instance->CR1 & SPI_CR1_SPE) != SPI_CR1_SPE)
8001c5a: 68fb ldr r3, [r7, #12]
8001c5c: 681b ldr r3, [r3, #0]
8001c5e: 681b ldr r3, [r3, #0]
8001c60: f003 0340 and.w r3, r3, #64 ; 0x40
8001c64: 2b40 cmp r3, #64 ; 0x40
8001c66: d007 beq.n 8001c78 <HAL_SPI_TransmitReceive+0xf2>
{
/* Enable SPI peripheral */
__HAL_SPI_ENABLE(hspi);
8001c68: 68fb ldr r3, [r7, #12]
8001c6a: 681b ldr r3, [r3, #0]
8001c6c: 681a ldr r2, [r3, #0]
8001c6e: 68fb ldr r3, [r7, #12]
8001c70: 681b ldr r3, [r3, #0]
8001c72: f042 0240 orr.w r2, r2, #64 ; 0x40
8001c76: 601a str r2, [r3, #0]
}
/* Transmit and Receive data in 16 Bit mode */
if (hspi->Init.DataSize == SPI_DATASIZE_16BIT)
8001c78: 68fb ldr r3, [r7, #12]
8001c7a: 68db ldr r3, [r3, #12]
8001c7c: f5b3 6f00 cmp.w r3, #2048 ; 0x800
8001c80: d178 bne.n 8001d74 <HAL_SPI_TransmitReceive+0x1ee>
{
if ((hspi->Init.Mode == SPI_MODE_SLAVE) || (initial_TxXferCount == 0x01U))
8001c82: 68fb ldr r3, [r7, #12]
8001c84: 685b ldr r3, [r3, #4]
8001c86: 2b00 cmp r3, #0
8001c88: d002 beq.n 8001c90 <HAL_SPI_TransmitReceive+0x10a>
8001c8a: 8b7b ldrh r3, [r7, #26]
8001c8c: 2b01 cmp r3, #1
8001c8e: d166 bne.n 8001d5e <HAL_SPI_TransmitReceive+0x1d8>
{
hspi->Instance->DR = *((uint16_t *)hspi->pTxBuffPtr);
8001c90: 68fb ldr r3, [r7, #12]
8001c92: 6b1b ldr r3, [r3, #48] ; 0x30
8001c94: 881a ldrh r2, [r3, #0]
8001c96: 68fb ldr r3, [r7, #12]
8001c98: 681b ldr r3, [r3, #0]
8001c9a: 60da str r2, [r3, #12]
hspi->pTxBuffPtr += sizeof(uint16_t);
8001c9c: 68fb ldr r3, [r7, #12]
8001c9e: 6b1b ldr r3, [r3, #48] ; 0x30
8001ca0: 1c9a adds r2, r3, #2
8001ca2: 68fb ldr r3, [r7, #12]
8001ca4: 631a str r2, [r3, #48] ; 0x30
hspi->TxXferCount--;
8001ca6: 68fb ldr r3, [r7, #12]
8001ca8: 8edb ldrh r3, [r3, #54] ; 0x36
8001caa: b29b uxth r3, r3
8001cac: 3b01 subs r3, #1
8001cae: b29a uxth r2, r3
8001cb0: 68fb ldr r3, [r7, #12]
8001cb2: 86da strh r2, [r3, #54] ; 0x36
}
while ((hspi->TxXferCount > 0U) || (hspi->RxXferCount > 0U))
8001cb4: e053 b.n 8001d5e <HAL_SPI_TransmitReceive+0x1d8>
{
/* Check TXE flag */
if ((__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_TXE)) && (hspi->TxXferCount > 0U) && (txallowed == 1U))
8001cb6: 68fb ldr r3, [r7, #12]
8001cb8: 681b ldr r3, [r3, #0]
8001cba: 689b ldr r3, [r3, #8]
8001cbc: f003 0302 and.w r3, r3, #2
8001cc0: 2b02 cmp r3, #2
8001cc2: d11b bne.n 8001cfc <HAL_SPI_TransmitReceive+0x176>
8001cc4: 68fb ldr r3, [r7, #12]
8001cc6: 8edb ldrh r3, [r3, #54] ; 0x36
8001cc8: b29b uxth r3, r3
8001cca: 2b00 cmp r3, #0
8001ccc: d016 beq.n 8001cfc <HAL_SPI_TransmitReceive+0x176>
8001cce: 6afb ldr r3, [r7, #44] ; 0x2c
8001cd0: 2b01 cmp r3, #1
8001cd2: d113 bne.n 8001cfc <HAL_SPI_TransmitReceive+0x176>
{
hspi->Instance->DR = *((uint16_t *)hspi->pTxBuffPtr);
8001cd4: 68fb ldr r3, [r7, #12]
8001cd6: 6b1b ldr r3, [r3, #48] ; 0x30
8001cd8: 881a ldrh r2, [r3, #0]
8001cda: 68fb ldr r3, [r7, #12]
8001cdc: 681b ldr r3, [r3, #0]
8001cde: 60da str r2, [r3, #12]
hspi->pTxBuffPtr += sizeof(uint16_t);
8001ce0: 68fb ldr r3, [r7, #12]
8001ce2: 6b1b ldr r3, [r3, #48] ; 0x30
8001ce4: 1c9a adds r2, r3, #2
8001ce6: 68fb ldr r3, [r7, #12]
8001ce8: 631a str r2, [r3, #48] ; 0x30
hspi->TxXferCount--;
8001cea: 68fb ldr r3, [r7, #12]
8001cec: 8edb ldrh r3, [r3, #54] ; 0x36
8001cee: b29b uxth r3, r3
8001cf0: 3b01 subs r3, #1
8001cf2: b29a uxth r2, r3
8001cf4: 68fb ldr r3, [r7, #12]
8001cf6: 86da strh r2, [r3, #54] ; 0x36
/* Next Data is a reception (Rx). Tx not allowed */
txallowed = 0U;
8001cf8: 2300 movs r3, #0
8001cfa: 62fb str r3, [r7, #44] ; 0x2c
}
#endif /* USE_SPI_CRC */
}
/* Check RXNE flag */
if ((__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_RXNE)) && (hspi->RxXferCount > 0U))
8001cfc: 68fb ldr r3, [r7, #12]
8001cfe: 681b ldr r3, [r3, #0]
8001d00: 689b ldr r3, [r3, #8]
8001d02: f003 0301 and.w r3, r3, #1
8001d06: 2b01 cmp r3, #1
8001d08: d119 bne.n 8001d3e <HAL_SPI_TransmitReceive+0x1b8>
8001d0a: 68fb ldr r3, [r7, #12]
8001d0c: 8fdb ldrh r3, [r3, #62] ; 0x3e
8001d0e: b29b uxth r3, r3
8001d10: 2b00 cmp r3, #0
8001d12: d014 beq.n 8001d3e <HAL_SPI_TransmitReceive+0x1b8>
{
*((uint16_t *)hspi->pRxBuffPtr) = (uint16_t)hspi->Instance->DR;
8001d14: 68fb ldr r3, [r7, #12]
8001d16: 681b ldr r3, [r3, #0]
8001d18: 68da ldr r2, [r3, #12]
8001d1a: 68fb ldr r3, [r7, #12]
8001d1c: 6b9b ldr r3, [r3, #56] ; 0x38
8001d1e: b292 uxth r2, r2
8001d20: 801a strh r2, [r3, #0]
hspi->pRxBuffPtr += sizeof(uint16_t);
8001d22: 68fb ldr r3, [r7, #12]
8001d24: 6b9b ldr r3, [r3, #56] ; 0x38
8001d26: 1c9a adds r2, r3, #2
8001d28: 68fb ldr r3, [r7, #12]
8001d2a: 639a str r2, [r3, #56] ; 0x38
hspi->RxXferCount--;
8001d2c: 68fb ldr r3, [r7, #12]
8001d2e: 8fdb ldrh r3, [r3, #62] ; 0x3e
8001d30: b29b uxth r3, r3
8001d32: 3b01 subs r3, #1
8001d34: b29a uxth r2, r3
8001d36: 68fb ldr r3, [r7, #12]
8001d38: 87da strh r2, [r3, #62] ; 0x3e
/* Next Data is a Transmission (Tx). Tx is allowed */
txallowed = 1U;
8001d3a: 2301 movs r3, #1
8001d3c: 62fb str r3, [r7, #44] ; 0x2c
}
if (((HAL_GetTick() - tickstart) >= Timeout) && (Timeout != HAL_MAX_DELAY))
8001d3e: f7fe fdab bl 8000898 <HAL_GetTick>
8001d42: 4602 mov r2, r0
8001d44: 6a7b ldr r3, [r7, #36] ; 0x24
8001d46: 1ad3 subs r3, r2, r3
8001d48: 6bba ldr r2, [r7, #56] ; 0x38
8001d4a: 429a cmp r2, r3
8001d4c: d807 bhi.n 8001d5e <HAL_SPI_TransmitReceive+0x1d8>
8001d4e: 6bbb ldr r3, [r7, #56] ; 0x38
8001d50: f1b3 3fff cmp.w r3, #4294967295
8001d54: d003 beq.n 8001d5e <HAL_SPI_TransmitReceive+0x1d8>
{
errorcode = HAL_TIMEOUT;
8001d56: 2303 movs r3, #3
8001d58: f887 302b strb.w r3, [r7, #43] ; 0x2b
goto error;
8001d5c: e0a7 b.n 8001eae <HAL_SPI_TransmitReceive+0x328>
while ((hspi->TxXferCount > 0U) || (hspi->RxXferCount > 0U))
8001d5e: 68fb ldr r3, [r7, #12]
8001d60: 8edb ldrh r3, [r3, #54] ; 0x36
8001d62: b29b uxth r3, r3
8001d64: 2b00 cmp r3, #0
8001d66: d1a6 bne.n 8001cb6 <HAL_SPI_TransmitReceive+0x130>
8001d68: 68fb ldr r3, [r7, #12]
8001d6a: 8fdb ldrh r3, [r3, #62] ; 0x3e
8001d6c: b29b uxth r3, r3
8001d6e: 2b00 cmp r3, #0
8001d70: d1a1 bne.n 8001cb6 <HAL_SPI_TransmitReceive+0x130>
8001d72: e07c b.n 8001e6e <HAL_SPI_TransmitReceive+0x2e8>
}
}
/* Transmit and Receive data in 8 Bit mode */
else
{
if ((hspi->Init.Mode == SPI_MODE_SLAVE) || (initial_TxXferCount == 0x01U))
8001d74: 68fb ldr r3, [r7, #12]
8001d76: 685b ldr r3, [r3, #4]
8001d78: 2b00 cmp r3, #0
8001d7a: d002 beq.n 8001d82 <HAL_SPI_TransmitReceive+0x1fc>
8001d7c: 8b7b ldrh r3, [r7, #26]
8001d7e: 2b01 cmp r3, #1
8001d80: d16b bne.n 8001e5a <HAL_SPI_TransmitReceive+0x2d4>
{
*((__IO uint8_t *)&hspi->Instance->DR) = (*hspi->pTxBuffPtr);
8001d82: 68fb ldr r3, [r7, #12]
8001d84: 6b1a ldr r2, [r3, #48] ; 0x30
8001d86: 68fb ldr r3, [r7, #12]
8001d88: 681b ldr r3, [r3, #0]
8001d8a: 330c adds r3, #12
8001d8c: 7812 ldrb r2, [r2, #0]
8001d8e: 701a strb r2, [r3, #0]
hspi->pTxBuffPtr += sizeof(uint8_t);
8001d90: 68fb ldr r3, [r7, #12]
8001d92: 6b1b ldr r3, [r3, #48] ; 0x30
8001d94: 1c5a adds r2, r3, #1
8001d96: 68fb ldr r3, [r7, #12]
8001d98: 631a str r2, [r3, #48] ; 0x30
hspi->TxXferCount--;
8001d9a: 68fb ldr r3, [r7, #12]
8001d9c: 8edb ldrh r3, [r3, #54] ; 0x36
8001d9e: b29b uxth r3, r3
8001da0: 3b01 subs r3, #1
8001da2: b29a uxth r2, r3
8001da4: 68fb ldr r3, [r7, #12]
8001da6: 86da strh r2, [r3, #54] ; 0x36
}
while ((hspi->TxXferCount > 0U) || (hspi->RxXferCount > 0U))
8001da8: e057 b.n 8001e5a <HAL_SPI_TransmitReceive+0x2d4>
{
/* Check TXE flag */
if ((__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_TXE)) && (hspi->TxXferCount > 0U) && (txallowed == 1U))
8001daa: 68fb ldr r3, [r7, #12]
8001dac: 681b ldr r3, [r3, #0]
8001dae: 689b ldr r3, [r3, #8]
8001db0: f003 0302 and.w r3, r3, #2
8001db4: 2b02 cmp r3, #2
8001db6: d11c bne.n 8001df2 <HAL_SPI_TransmitReceive+0x26c>
8001db8: 68fb ldr r3, [r7, #12]
8001dba: 8edb ldrh r3, [r3, #54] ; 0x36
8001dbc: b29b uxth r3, r3
8001dbe: 2b00 cmp r3, #0
8001dc0: d017 beq.n 8001df2 <HAL_SPI_TransmitReceive+0x26c>
8001dc2: 6afb ldr r3, [r7, #44] ; 0x2c
8001dc4: 2b01 cmp r3, #1
8001dc6: d114 bne.n 8001df2 <HAL_SPI_TransmitReceive+0x26c>
{
*(__IO uint8_t *)&hspi->Instance->DR = (*hspi->pTxBuffPtr);
8001dc8: 68fb ldr r3, [r7, #12]
8001dca: 6b1a ldr r2, [r3, #48] ; 0x30
8001dcc: 68fb ldr r3, [r7, #12]
8001dce: 681b ldr r3, [r3, #0]
8001dd0: 330c adds r3, #12
8001dd2: 7812 ldrb r2, [r2, #0]
8001dd4: 701a strb r2, [r3, #0]
hspi->pTxBuffPtr++;
8001dd6: 68fb ldr r3, [r7, #12]
8001dd8: 6b1b ldr r3, [r3, #48] ; 0x30
8001dda: 1c5a adds r2, r3, #1
8001ddc: 68fb ldr r3, [r7, #12]
8001dde: 631a str r2, [r3, #48] ; 0x30
hspi->TxXferCount--;
8001de0: 68fb ldr r3, [r7, #12]
8001de2: 8edb ldrh r3, [r3, #54] ; 0x36
8001de4: b29b uxth r3, r3
8001de6: 3b01 subs r3, #1
8001de8: b29a uxth r2, r3
8001dea: 68fb ldr r3, [r7, #12]
8001dec: 86da strh r2, [r3, #54] ; 0x36
/* Next Data is a reception (Rx). Tx not allowed */
txallowed = 0U;
8001dee: 2300 movs r3, #0
8001df0: 62fb str r3, [r7, #44] ; 0x2c
}
#endif /* USE_SPI_CRC */
}
/* Wait until RXNE flag is reset */
if ((__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_RXNE)) && (hspi->RxXferCount > 0U))
8001df2: 68fb ldr r3, [r7, #12]
8001df4: 681b ldr r3, [r3, #0]
8001df6: 689b ldr r3, [r3, #8]
8001df8: f003 0301 and.w r3, r3, #1
8001dfc: 2b01 cmp r3, #1
8001dfe: d119 bne.n 8001e34 <HAL_SPI_TransmitReceive+0x2ae>
8001e00: 68fb ldr r3, [r7, #12]
8001e02: 8fdb ldrh r3, [r3, #62] ; 0x3e
8001e04: b29b uxth r3, r3
8001e06: 2b00 cmp r3, #0
8001e08: d014 beq.n 8001e34 <HAL_SPI_TransmitReceive+0x2ae>
{
(*(uint8_t *)hspi->pRxBuffPtr) = hspi->Instance->DR;
8001e0a: 68fb ldr r3, [r7, #12]
8001e0c: 681b ldr r3, [r3, #0]
8001e0e: 68da ldr r2, [r3, #12]
8001e10: 68fb ldr r3, [r7, #12]
8001e12: 6b9b ldr r3, [r3, #56] ; 0x38
8001e14: b2d2 uxtb r2, r2
8001e16: 701a strb r2, [r3, #0]
hspi->pRxBuffPtr++;
8001e18: 68fb ldr r3, [r7, #12]
8001e1a: 6b9b ldr r3, [r3, #56] ; 0x38
8001e1c: 1c5a adds r2, r3, #1
8001e1e: 68fb ldr r3, [r7, #12]
8001e20: 639a str r2, [r3, #56] ; 0x38
hspi->RxXferCount--;
8001e22: 68fb ldr r3, [r7, #12]
8001e24: 8fdb ldrh r3, [r3, #62] ; 0x3e
8001e26: b29b uxth r3, r3
8001e28: 3b01 subs r3, #1
8001e2a: b29a uxth r2, r3
8001e2c: 68fb ldr r3, [r7, #12]
8001e2e: 87da strh r2, [r3, #62] ; 0x3e
/* Next Data is a Transmission (Tx). Tx is allowed */
txallowed = 1U;
8001e30: 2301 movs r3, #1
8001e32: 62fb str r3, [r7, #44] ; 0x2c
}
if ((((HAL_GetTick() - tickstart) >= Timeout) && ((Timeout != HAL_MAX_DELAY))) || (Timeout == 0U))
8001e34: f7fe fd30 bl 8000898 <HAL_GetTick>
8001e38: 4602 mov r2, r0
8001e3a: 6a7b ldr r3, [r7, #36] ; 0x24
8001e3c: 1ad3 subs r3, r2, r3
8001e3e: 6bba ldr r2, [r7, #56] ; 0x38
8001e40: 429a cmp r2, r3
8001e42: d803 bhi.n 8001e4c <HAL_SPI_TransmitReceive+0x2c6>
8001e44: 6bbb ldr r3, [r7, #56] ; 0x38
8001e46: f1b3 3fff cmp.w r3, #4294967295
8001e4a: d102 bne.n 8001e52 <HAL_SPI_TransmitReceive+0x2cc>
8001e4c: 6bbb ldr r3, [r7, #56] ; 0x38
8001e4e: 2b00 cmp r3, #0
8001e50: d103 bne.n 8001e5a <HAL_SPI_TransmitReceive+0x2d4>
{
errorcode = HAL_TIMEOUT;
8001e52: 2303 movs r3, #3
8001e54: f887 302b strb.w r3, [r7, #43] ; 0x2b
goto error;
8001e58: e029 b.n 8001eae <HAL_SPI_TransmitReceive+0x328>
while ((hspi->TxXferCount > 0U) || (hspi->RxXferCount > 0U))
8001e5a: 68fb ldr r3, [r7, #12]
8001e5c: 8edb ldrh r3, [r3, #54] ; 0x36
8001e5e: b29b uxth r3, r3
8001e60: 2b00 cmp r3, #0
8001e62: d1a2 bne.n 8001daa <HAL_SPI_TransmitReceive+0x224>
8001e64: 68fb ldr r3, [r7, #12]
8001e66: 8fdb ldrh r3, [r3, #62] ; 0x3e
8001e68: b29b uxth r3, r3
8001e6a: 2b00 cmp r3, #0
8001e6c: d19d bne.n 8001daa <HAL_SPI_TransmitReceive+0x224>
}
}
#endif /* USE_SPI_CRC */
/* Check the end of the transaction */
if (SPI_EndRxTxTransaction(hspi, Timeout, tickstart) != HAL_OK)
8001e6e: 6a7a ldr r2, [r7, #36] ; 0x24
8001e70: 6bb9 ldr r1, [r7, #56] ; 0x38
8001e72: 68f8 ldr r0, [r7, #12]
8001e74: f000 f910 bl 8002098 <SPI_EndRxTxTransaction>
8001e78: 4603 mov r3, r0
8001e7a: 2b00 cmp r3, #0
8001e7c: d006 beq.n 8001e8c <HAL_SPI_TransmitReceive+0x306>
{
errorcode = HAL_ERROR;
8001e7e: 2301 movs r3, #1
8001e80: f887 302b strb.w r3, [r7, #43] ; 0x2b
hspi->ErrorCode = HAL_SPI_ERROR_FLAG;
8001e84: 68fb ldr r3, [r7, #12]
8001e86: 2220 movs r2, #32
8001e88: 655a str r2, [r3, #84] ; 0x54
goto error;
8001e8a: e010 b.n 8001eae <HAL_SPI_TransmitReceive+0x328>
}
/* Clear overrun flag in 2 Lines communication mode because received is not read */
if (hspi->Init.Direction == SPI_DIRECTION_2LINES)
8001e8c: 68fb ldr r3, [r7, #12]
8001e8e: 689b ldr r3, [r3, #8]
8001e90: 2b00 cmp r3, #0
8001e92: d10b bne.n 8001eac <HAL_SPI_TransmitReceive+0x326>
{
__HAL_SPI_CLEAR_OVRFLAG(hspi);
8001e94: 2300 movs r3, #0
8001e96: 617b str r3, [r7, #20]
8001e98: 68fb ldr r3, [r7, #12]
8001e9a: 681b ldr r3, [r3, #0]
8001e9c: 68db ldr r3, [r3, #12]
8001e9e: 617b str r3, [r7, #20]
8001ea0: 68fb ldr r3, [r7, #12]
8001ea2: 681b ldr r3, [r3, #0]
8001ea4: 689b ldr r3, [r3, #8]
8001ea6: 617b str r3, [r7, #20]
8001ea8: 697b ldr r3, [r7, #20]
8001eaa: e000 b.n 8001eae <HAL_SPI_TransmitReceive+0x328>
}
error :
8001eac: bf00 nop
hspi->State = HAL_SPI_STATE_READY;
8001eae: 68fb ldr r3, [r7, #12]
8001eb0: 2201 movs r2, #1
8001eb2: f883 2051 strb.w r2, [r3, #81] ; 0x51
__HAL_UNLOCK(hspi);
8001eb6: 68fb ldr r3, [r7, #12]
8001eb8: 2200 movs r2, #0
8001eba: f883 2050 strb.w r2, [r3, #80] ; 0x50
return errorcode;
8001ebe: f897 302b ldrb.w r3, [r7, #43] ; 0x2b
}
8001ec2: 4618 mov r0, r3
8001ec4: 3730 adds r7, #48 ; 0x30
8001ec6: 46bd mov sp, r7
8001ec8: bd80 pop {r7, pc}
08001eca <HAL_SPI_GetState>:
* @param hspi pointer to a SPI_HandleTypeDef structure that contains
* the configuration information for SPI module.
* @retval SPI state
*/
HAL_SPI_StateTypeDef HAL_SPI_GetState(SPI_HandleTypeDef *hspi)
{
8001eca: b480 push {r7}
8001ecc: b083 sub sp, #12
8001ece: af00 add r7, sp, #0
8001ed0: 6078 str r0, [r7, #4]
/* Return SPI handle state */
return hspi->State;
8001ed2: 687b ldr r3, [r7, #4]
8001ed4: f893 3051 ldrb.w r3, [r3, #81] ; 0x51
8001ed8: b2db uxtb r3, r3
}
8001eda: 4618 mov r0, r3
8001edc: 370c adds r7, #12
8001ede: 46bd mov sp, r7
8001ee0: bc80 pop {r7}
8001ee2: 4770 bx lr
08001ee4 <SPI_WaitFlagStateUntilTimeout>:
* @param Tickstart tick start value
* @retval HAL status
*/
static HAL_StatusTypeDef SPI_WaitFlagStateUntilTimeout(SPI_HandleTypeDef *hspi, uint32_t Flag, FlagStatus State,
uint32_t Timeout, uint32_t Tickstart)
{
8001ee4: b580 push {r7, lr}
8001ee6: b088 sub sp, #32
8001ee8: af00 add r7, sp, #0
8001eea: 60f8 str r0, [r7, #12]
8001eec: 60b9 str r1, [r7, #8]
8001eee: 603b str r3, [r7, #0]
8001ef0: 4613 mov r3, r2
8001ef2: 71fb strb r3, [r7, #7]
__IO uint32_t count;
uint32_t tmp_timeout;
uint32_t tmp_tickstart;
/* Adjust Timeout value in case of end of transfer */
tmp_timeout = Timeout - (HAL_GetTick() - Tickstart);
8001ef4: f7fe fcd0 bl 8000898 <HAL_GetTick>
8001ef8: 4602 mov r2, r0
8001efa: 6abb ldr r3, [r7, #40] ; 0x28
8001efc: 1a9b subs r3, r3, r2
8001efe: 683a ldr r2, [r7, #0]
8001f00: 4413 add r3, r2
8001f02: 61fb str r3, [r7, #28]
tmp_tickstart = HAL_GetTick();
8001f04: f7fe fcc8 bl 8000898 <HAL_GetTick>
8001f08: 61b8 str r0, [r7, #24]
/* Calculate Timeout based on a software loop to avoid blocking issue if Systick is disabled */
count = tmp_timeout * ((SystemCoreClock * 32U) >> 20U);
8001f0a: 4b39 ldr r3, [pc, #228] ; (8001ff0 <SPI_WaitFlagStateUntilTimeout+0x10c>)
8001f0c: 681b ldr r3, [r3, #0]
8001f0e: 015b lsls r3, r3, #5
8001f10: 0d1b lsrs r3, r3, #20
8001f12: 69fa ldr r2, [r7, #28]
8001f14: fb02 f303 mul.w r3, r2, r3
8001f18: 617b str r3, [r7, #20]
while ((__HAL_SPI_GET_FLAG(hspi, Flag) ? SET : RESET) != State)
8001f1a: e054 b.n 8001fc6 <SPI_WaitFlagStateUntilTimeout+0xe2>
{
if (Timeout != HAL_MAX_DELAY)
8001f1c: 683b ldr r3, [r7, #0]
8001f1e: f1b3 3fff cmp.w r3, #4294967295
8001f22: d050 beq.n 8001fc6 <SPI_WaitFlagStateUntilTimeout+0xe2>
{
if (((HAL_GetTick() - tmp_tickstart) >= tmp_timeout) || (tmp_timeout == 0U))
8001f24: f7fe fcb8 bl 8000898 <HAL_GetTick>
8001f28: 4602 mov r2, r0
8001f2a: 69bb ldr r3, [r7, #24]
8001f2c: 1ad3 subs r3, r2, r3
8001f2e: 69fa ldr r2, [r7, #28]
8001f30: 429a cmp r2, r3
8001f32: d902 bls.n 8001f3a <SPI_WaitFlagStateUntilTimeout+0x56>
8001f34: 69fb ldr r3, [r7, #28]
8001f36: 2b00 cmp r3, #0
8001f38: d13d bne.n 8001fb6 <SPI_WaitFlagStateUntilTimeout+0xd2>
/* Disable the SPI and reset the CRC: the CRC value should be cleared
on both master and slave sides in order to resynchronize the master
and slave for their respective CRC calculation */
/* Disable TXE, RXNE and ERR interrupts for the interrupt process */
__HAL_SPI_DISABLE_IT(hspi, (SPI_IT_TXE | SPI_IT_RXNE | SPI_IT_ERR));
8001f3a: 68fb ldr r3, [r7, #12]
8001f3c: 681b ldr r3, [r3, #0]
8001f3e: 685a ldr r2, [r3, #4]
8001f40: 68fb ldr r3, [r7, #12]
8001f42: 681b ldr r3, [r3, #0]
8001f44: f022 02e0 bic.w r2, r2, #224 ; 0xe0
8001f48: 605a str r2, [r3, #4]
if ((hspi->Init.Mode == SPI_MODE_MASTER) && ((hspi->Init.Direction == SPI_DIRECTION_1LINE)
8001f4a: 68fb ldr r3, [r7, #12]
8001f4c: 685b ldr r3, [r3, #4]
8001f4e: f5b3 7f82 cmp.w r3, #260 ; 0x104
8001f52: d111 bne.n 8001f78 <SPI_WaitFlagStateUntilTimeout+0x94>
8001f54: 68fb ldr r3, [r7, #12]
8001f56: 689b ldr r3, [r3, #8]
8001f58: f5b3 4f00 cmp.w r3, #32768 ; 0x8000
8001f5c: d004 beq.n 8001f68 <SPI_WaitFlagStateUntilTimeout+0x84>
|| (hspi->Init.Direction == SPI_DIRECTION_2LINES_RXONLY)))
8001f5e: 68fb ldr r3, [r7, #12]
8001f60: 689b ldr r3, [r3, #8]
8001f62: f5b3 6f80 cmp.w r3, #1024 ; 0x400
8001f66: d107 bne.n 8001f78 <SPI_WaitFlagStateUntilTimeout+0x94>
{
/* Disable SPI peripheral */
__HAL_SPI_DISABLE(hspi);
8001f68: 68fb ldr r3, [r7, #12]
8001f6a: 681b ldr r3, [r3, #0]
8001f6c: 681a ldr r2, [r3, #0]
8001f6e: 68fb ldr r3, [r7, #12]
8001f70: 681b ldr r3, [r3, #0]
8001f72: f022 0240 bic.w r2, r2, #64 ; 0x40
8001f76: 601a str r2, [r3, #0]
}
/* Reset CRC Calculation */
if (hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE)
8001f78: 68fb ldr r3, [r7, #12]
8001f7a: 6a9b ldr r3, [r3, #40] ; 0x28
8001f7c: f5b3 5f00 cmp.w r3, #8192 ; 0x2000
8001f80: d10f bne.n 8001fa2 <SPI_WaitFlagStateUntilTimeout+0xbe>
{
SPI_RESET_CRC(hspi);
8001f82: 68fb ldr r3, [r7, #12]
8001f84: 681b ldr r3, [r3, #0]
8001f86: 681a ldr r2, [r3, #0]
8001f88: 68fb ldr r3, [r7, #12]
8001f8a: 681b ldr r3, [r3, #0]
8001f8c: f422 5200 bic.w r2, r2, #8192 ; 0x2000
8001f90: 601a str r2, [r3, #0]
8001f92: 68fb ldr r3, [r7, #12]
8001f94: 681b ldr r3, [r3, #0]
8001f96: 681a ldr r2, [r3, #0]
8001f98: 68fb ldr r3, [r7, #12]
8001f9a: 681b ldr r3, [r3, #0]
8001f9c: f442 5200 orr.w r2, r2, #8192 ; 0x2000
8001fa0: 601a str r2, [r3, #0]
}
hspi->State = HAL_SPI_STATE_READY;
8001fa2: 68fb ldr r3, [r7, #12]
8001fa4: 2201 movs r2, #1
8001fa6: f883 2051 strb.w r2, [r3, #81] ; 0x51
/* Process Unlocked */
__HAL_UNLOCK(hspi);
8001faa: 68fb ldr r3, [r7, #12]
8001fac: 2200 movs r2, #0
8001fae: f883 2050 strb.w r2, [r3, #80] ; 0x50
return HAL_TIMEOUT;
8001fb2: 2303 movs r3, #3
8001fb4: e017 b.n 8001fe6 <SPI_WaitFlagStateUntilTimeout+0x102>
}
/* If Systick is disabled or not incremented, deactivate timeout to go in disable loop procedure */
if(count == 0U)
8001fb6: 697b ldr r3, [r7, #20]
8001fb8: 2b00 cmp r3, #0
8001fba: d101 bne.n 8001fc0 <SPI_WaitFlagStateUntilTimeout+0xdc>
{
tmp_timeout = 0U;
8001fbc: 2300 movs r3, #0
8001fbe: 61fb str r3, [r7, #28]
}
count--;
8001fc0: 697b ldr r3, [r7, #20]
8001fc2: 3b01 subs r3, #1
8001fc4: 617b str r3, [r7, #20]
while ((__HAL_SPI_GET_FLAG(hspi, Flag) ? SET : RESET) != State)
8001fc6: 68fb ldr r3, [r7, #12]
8001fc8: 681b ldr r3, [r3, #0]
8001fca: 689a ldr r2, [r3, #8]
8001fcc: 68bb ldr r3, [r7, #8]
8001fce: 4013 ands r3, r2
8001fd0: 68ba ldr r2, [r7, #8]
8001fd2: 429a cmp r2, r3
8001fd4: bf0c ite eq
8001fd6: 2301 moveq r3, #1
8001fd8: 2300 movne r3, #0
8001fda: b2db uxtb r3, r3
8001fdc: 461a mov r2, r3
8001fde: 79fb ldrb r3, [r7, #7]
8001fe0: 429a cmp r2, r3
8001fe2: d19b bne.n 8001f1c <SPI_WaitFlagStateUntilTimeout+0x38>
}
}
return HAL_OK;
8001fe4: 2300 movs r3, #0
}
8001fe6: 4618 mov r0, r3
8001fe8: 3720 adds r7, #32
8001fea: 46bd mov sp, r7
8001fec: bd80 pop {r7, pc}
8001fee: bf00 nop
8001ff0: 20000000 .word 0x20000000
08001ff4 <SPI_EndRxTransaction>:
* @param Timeout Timeout duration
* @param Tickstart tick start value
* @retval HAL status
*/
static HAL_StatusTypeDef SPI_EndRxTransaction(SPI_HandleTypeDef *hspi, uint32_t Timeout, uint32_t Tickstart)
{
8001ff4: b580 push {r7, lr}
8001ff6: b086 sub sp, #24
8001ff8: af02 add r7, sp, #8
8001ffa: 60f8 str r0, [r7, #12]
8001ffc: 60b9 str r1, [r7, #8]
8001ffe: 607a str r2, [r7, #4]
if ((hspi->Init.Mode == SPI_MODE_MASTER) && ((hspi->Init.Direction == SPI_DIRECTION_1LINE)
8002000: 68fb ldr r3, [r7, #12]
8002002: 685b ldr r3, [r3, #4]
8002004: f5b3 7f82 cmp.w r3, #260 ; 0x104
8002008: d111 bne.n 800202e <SPI_EndRxTransaction+0x3a>
800200a: 68fb ldr r3, [r7, #12]
800200c: 689b ldr r3, [r3, #8]
800200e: f5b3 4f00 cmp.w r3, #32768 ; 0x8000
8002012: d004 beq.n 800201e <SPI_EndRxTransaction+0x2a>
|| (hspi->Init.Direction == SPI_DIRECTION_2LINES_RXONLY)))
8002014: 68fb ldr r3, [r7, #12]
8002016: 689b ldr r3, [r3, #8]
8002018: f5b3 6f80 cmp.w r3, #1024 ; 0x400
800201c: d107 bne.n 800202e <SPI_EndRxTransaction+0x3a>
{
/* Disable SPI peripheral */
__HAL_SPI_DISABLE(hspi);
800201e: 68fb ldr r3, [r7, #12]
8002020: 681b ldr r3, [r3, #0]
8002022: 681a ldr r2, [r3, #0]
8002024: 68fb ldr r3, [r7, #12]
8002026: 681b ldr r3, [r3, #0]
8002028: f022 0240 bic.w r2, r2, #64 ; 0x40
800202c: 601a str r2, [r3, #0]
}
if ((hspi->Init.Mode == SPI_MODE_MASTER) && (hspi->Init.Direction == SPI_DIRECTION_2LINES_RXONLY))
800202e: 68fb ldr r3, [r7, #12]
8002030: 685b ldr r3, [r3, #4]
8002032: f5b3 7f82 cmp.w r3, #260 ; 0x104
8002036: d117 bne.n 8002068 <SPI_EndRxTransaction+0x74>
8002038: 68fb ldr r3, [r7, #12]
800203a: 689b ldr r3, [r3, #8]
800203c: f5b3 6f80 cmp.w r3, #1024 ; 0x400
8002040: d112 bne.n 8002068 <SPI_EndRxTransaction+0x74>
{
/* Wait the RXNE reset */
if (SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_RXNE, RESET, Timeout, Tickstart) != HAL_OK)
8002042: 687b ldr r3, [r7, #4]
8002044: 9300 str r3, [sp, #0]
8002046: 68bb ldr r3, [r7, #8]
8002048: 2200 movs r2, #0
800204a: 2101 movs r1, #1
800204c: 68f8 ldr r0, [r7, #12]
800204e: f7ff ff49 bl 8001ee4 <SPI_WaitFlagStateUntilTimeout>
8002052: 4603 mov r3, r0
8002054: 2b00 cmp r3, #0
8002056: d01a beq.n 800208e <SPI_EndRxTransaction+0x9a>
{
SET_BIT(hspi->ErrorCode, HAL_SPI_ERROR_FLAG);
8002058: 68fb ldr r3, [r7, #12]
800205a: 6d5b ldr r3, [r3, #84] ; 0x54
800205c: f043 0220 orr.w r2, r3, #32
8002060: 68fb ldr r3, [r7, #12]
8002062: 655a str r2, [r3, #84] ; 0x54
return HAL_TIMEOUT;
8002064: 2303 movs r3, #3
8002066: e013 b.n 8002090 <SPI_EndRxTransaction+0x9c>
}
}
else
{
/* Control the BSY flag */
if (SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_BSY, RESET, Timeout, Tickstart) != HAL_OK)
8002068: 687b ldr r3, [r7, #4]
800206a: 9300 str r3, [sp, #0]
800206c: 68bb ldr r3, [r7, #8]
800206e: 2200 movs r2, #0
8002070: 2180 movs r1, #128 ; 0x80
8002072: 68f8 ldr r0, [r7, #12]
8002074: f7ff ff36 bl 8001ee4 <SPI_WaitFlagStateUntilTimeout>
8002078: 4603 mov r3, r0
800207a: 2b00 cmp r3, #0
800207c: d007 beq.n 800208e <SPI_EndRxTransaction+0x9a>
{
SET_BIT(hspi->ErrorCode, HAL_SPI_ERROR_FLAG);
800207e: 68fb ldr r3, [r7, #12]
8002080: 6d5b ldr r3, [r3, #84] ; 0x54
8002082: f043 0220 orr.w r2, r3, #32
8002086: 68fb ldr r3, [r7, #12]
8002088: 655a str r2, [r3, #84] ; 0x54
return HAL_TIMEOUT;
800208a: 2303 movs r3, #3
800208c: e000 b.n 8002090 <SPI_EndRxTransaction+0x9c>
}
}
return HAL_OK;
800208e: 2300 movs r3, #0
}
8002090: 4618 mov r0, r3
8002092: 3710 adds r7, #16
8002094: 46bd mov sp, r7
8002096: bd80 pop {r7, pc}
08002098 <SPI_EndRxTxTransaction>:
* @param Timeout Timeout duration
* @param Tickstart tick start value
* @retval HAL status
*/
static HAL_StatusTypeDef SPI_EndRxTxTransaction(SPI_HandleTypeDef *hspi, uint32_t Timeout, uint32_t Tickstart)
{
8002098: b580 push {r7, lr}
800209a: b086 sub sp, #24
800209c: af02 add r7, sp, #8
800209e: 60f8 str r0, [r7, #12]
80020a0: 60b9 str r1, [r7, #8]
80020a2: 607a str r2, [r7, #4]
/* Control the BSY flag */
if (SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_BSY, RESET, Timeout, Tickstart) != HAL_OK)
80020a4: 687b ldr r3, [r7, #4]
80020a6: 9300 str r3, [sp, #0]
80020a8: 68bb ldr r3, [r7, #8]
80020aa: 2200 movs r2, #0
80020ac: 2180 movs r1, #128 ; 0x80
80020ae: 68f8 ldr r0, [r7, #12]
80020b0: f7ff ff18 bl 8001ee4 <SPI_WaitFlagStateUntilTimeout>
80020b4: 4603 mov r3, r0
80020b6: 2b00 cmp r3, #0
80020b8: d007 beq.n 80020ca <SPI_EndRxTxTransaction+0x32>
{
SET_BIT(hspi->ErrorCode, HAL_SPI_ERROR_FLAG);
80020ba: 68fb ldr r3, [r7, #12]
80020bc: 6d5b ldr r3, [r3, #84] ; 0x54
80020be: f043 0220 orr.w r2, r3, #32
80020c2: 68fb ldr r3, [r7, #12]
80020c4: 655a str r2, [r3, #84] ; 0x54
return HAL_TIMEOUT;
80020c6: 2303 movs r3, #3
80020c8: e000 b.n 80020cc <SPI_EndRxTxTransaction+0x34>
}
return HAL_OK;
80020ca: 2300 movs r3, #0
}
80020cc: 4618 mov r0, r3
80020ce: 3710 adds r7, #16
80020d0: 46bd mov sp, r7
80020d2: bd80 pop {r7, pc}
080020d4 <HAL_SRAM_Init>:
* @param ExtTiming Pointer to SRAM extended mode timing structure
* @retval HAL status
*/
HAL_StatusTypeDef HAL_SRAM_Init(SRAM_HandleTypeDef *hsram, FSMC_NORSRAM_TimingTypeDef *Timing,
FSMC_NORSRAM_TimingTypeDef *ExtTiming)
{
80020d4: b580 push {r7, lr}
80020d6: b084 sub sp, #16
80020d8: af00 add r7, sp, #0
80020da: 60f8 str r0, [r7, #12]
80020dc: 60b9 str r1, [r7, #8]
80020de: 607a str r2, [r7, #4]
/* Check the SRAM handle parameter */
if ((hsram == NULL) || (hsram->Init.BurstAccessMode == FSMC_BURST_ACCESS_MODE_ENABLE))
80020e0: 68fb ldr r3, [r7, #12]
80020e2: 2b00 cmp r3, #0
80020e4: d004 beq.n 80020f0 <HAL_SRAM_Init+0x1c>
80020e6: 68fb ldr r3, [r7, #12]
80020e8: 699b ldr r3, [r3, #24]
80020ea: f5b3 7f80 cmp.w r3, #256 ; 0x100
80020ee: d101 bne.n 80020f4 <HAL_SRAM_Init+0x20>
{
return HAL_ERROR;
80020f0: 2301 movs r3, #1
80020f2: e038 b.n 8002166 <HAL_SRAM_Init+0x92>
}
if (hsram->State == HAL_SRAM_STATE_RESET)
80020f4: 68fb ldr r3, [r7, #12]
80020f6: f893 3041 ldrb.w r3, [r3, #65] ; 0x41
80020fa: b2db uxtb r3, r3
80020fc: 2b00 cmp r3, #0
80020fe: d106 bne.n 800210e <HAL_SRAM_Init+0x3a>
{
/* Allocate lock resource and initialize it */
hsram->Lock = HAL_UNLOCKED;
8002100: 68fb ldr r3, [r7, #12]
8002102: 2200 movs r2, #0
8002104: f883 2040 strb.w r2, [r3, #64] ; 0x40
/* Init the low level hardware */
hsram->MspInitCallback(hsram);
#else
/* Initialize the low level hardware (MSP) */
HAL_SRAM_MspInit(hsram);
8002108: 68f8 ldr r0, [r7, #12]
800210a: f7fe fad9 bl 80006c0 <HAL_SRAM_MspInit>
#endif
}
/* Initialize SRAM control Interface */
(void)FSMC_NORSRAM_Init(hsram->Instance, &(hsram->Init));
800210e: 68fb ldr r3, [r7, #12]
8002110: 681a ldr r2, [r3, #0]
8002112: 68fb ldr r3, [r7, #12]
8002114: 3308 adds r3, #8
8002116: 4619 mov r1, r3
8002118: 4610 mov r0, r2
800211a: f000 f829 bl 8002170 <FSMC_NORSRAM_Init>
/* Initialize SRAM timing Interface */
(void)FSMC_NORSRAM_Timing_Init(hsram->Instance, Timing, hsram->Init.NSBank);
800211e: 68fb ldr r3, [r7, #12]
8002120: 6818 ldr r0, [r3, #0]
8002122: 68fb ldr r3, [r7, #12]
8002124: 689b ldr r3, [r3, #8]
8002126: 461a mov r2, r3
8002128: 68b9 ldr r1, [r7, #8]
800212a: f000 f88b bl 8002244 <FSMC_NORSRAM_Timing_Init>
/* Initialize SRAM extended mode timing Interface */
(void)FSMC_NORSRAM_Extended_Timing_Init(hsram->Extended, ExtTiming, hsram->Init.NSBank,
800212e: 68fb ldr r3, [r7, #12]
8002130: 6858 ldr r0, [r3, #4]
8002132: 68fb ldr r3, [r7, #12]
8002134: 689a ldr r2, [r3, #8]
8002136: 68fb ldr r3, [r7, #12]
8002138: 6b1b ldr r3, [r3, #48] ; 0x30
800213a: 6879 ldr r1, [r7, #4]
800213c: f000 f8b6 bl 80022ac <FSMC_NORSRAM_Extended_Timing_Init>
hsram->Init.ExtendedMode);
/* Enable the NORSRAM device */
__FSMC_NORSRAM_ENABLE(hsram->Instance, hsram->Init.NSBank);
8002140: 68fb ldr r3, [r7, #12]
8002142: 681b ldr r3, [r3, #0]
8002144: 68fa ldr r2, [r7, #12]
8002146: 6892 ldr r2, [r2, #8]
8002148: f853 1022 ldr.w r1, [r3, r2, lsl #2]
800214c: 68fb ldr r3, [r7, #12]
800214e: 681b ldr r3, [r3, #0]
8002150: 68fa ldr r2, [r7, #12]
8002152: 6892 ldr r2, [r2, #8]
8002154: f041 0101 orr.w r1, r1, #1
8002158: f843 1022 str.w r1, [r3, r2, lsl #2]
/* Initialize the SRAM controller state */
hsram->State = HAL_SRAM_STATE_READY;
800215c: 68fb ldr r3, [r7, #12]
800215e: 2201 movs r2, #1
8002160: f883 2041 strb.w r2, [r3, #65] ; 0x41
return HAL_OK;
8002164: 2300 movs r3, #0
}
8002166: 4618 mov r0, r3
8002168: 3710 adds r7, #16
800216a: 46bd mov sp, r7
800216c: bd80 pop {r7, pc}
...
08002170 <FSMC_NORSRAM_Init>:
* @param Init Pointer to NORSRAM Initialization structure
* @retval HAL status
*/
HAL_StatusTypeDef FSMC_NORSRAM_Init(FSMC_NORSRAM_TypeDef *Device,
FSMC_NORSRAM_InitTypeDef *Init)
{
8002170: b480 push {r7}
8002172: b087 sub sp, #28
8002174: af00 add r7, sp, #0
8002176: 6078 str r0, [r7, #4]
8002178: 6039 str r1, [r7, #0]
assert_param(IS_FSMC_ASYNWAIT(Init->AsynchronousWait));
assert_param(IS_FSMC_WRITE_BURST(Init->WriteBurst));
assert_param(IS_FSMC_PAGESIZE(Init->PageSize));
/* Disable NORSRAM Device */
__FSMC_NORSRAM_DISABLE(Device, Init->NSBank);
800217a: 683b ldr r3, [r7, #0]
800217c: 681a ldr r2, [r3, #0]
800217e: 687b ldr r3, [r7, #4]
8002180: f853 3022 ldr.w r3, [r3, r2, lsl #2]
8002184: 683a ldr r2, [r7, #0]
8002186: 6812 ldr r2, [r2, #0]
8002188: f023 0101 bic.w r1, r3, #1
800218c: 687b ldr r3, [r7, #4]
800218e: f843 1022 str.w r1, [r3, r2, lsl #2]
/* Set NORSRAM device control parameters */
if (Init->MemoryType == FSMC_MEMORY_TYPE_NOR)
8002192: 683b ldr r3, [r7, #0]
8002194: 689b ldr r3, [r3, #8]
8002196: 2b08 cmp r3, #8
8002198: d102 bne.n 80021a0 <FSMC_NORSRAM_Init+0x30>
{
flashaccess = FSMC_NORSRAM_FLASH_ACCESS_ENABLE;
800219a: 2340 movs r3, #64 ; 0x40
800219c: 617b str r3, [r7, #20]
800219e: e001 b.n 80021a4 <FSMC_NORSRAM_Init+0x34>
}
else
{
flashaccess = FSMC_NORSRAM_FLASH_ACCESS_DISABLE;
80021a0: 2300 movs r3, #0
80021a2: 617b str r3, [r7, #20]
}
btcr_reg = (flashaccess | \
Init->DataAddressMux | \
80021a4: 683b ldr r3, [r7, #0]
80021a6: 685a ldr r2, [r3, #4]
btcr_reg = (flashaccess | \
80021a8: 697b ldr r3, [r7, #20]
80021aa: 431a orrs r2, r3
Init->MemoryType | \
80021ac: 683b ldr r3, [r7, #0]
80021ae: 689b ldr r3, [r3, #8]
Init->DataAddressMux | \
80021b0: 431a orrs r2, r3
Init->MemoryDataWidth | \
80021b2: 683b ldr r3, [r7, #0]
80021b4: 68db ldr r3, [r3, #12]
Init->MemoryType | \
80021b6: 431a orrs r2, r3
Init->BurstAccessMode | \
80021b8: 683b ldr r3, [r7, #0]
80021ba: 691b ldr r3, [r3, #16]
Init->MemoryDataWidth | \
80021bc: 431a orrs r2, r3
Init->WaitSignalPolarity | \
80021be: 683b ldr r3, [r7, #0]
80021c0: 695b ldr r3, [r3, #20]
Init->BurstAccessMode | \
80021c2: 431a orrs r2, r3
Init->WaitSignalActive | \
80021c4: 683b ldr r3, [r7, #0]
80021c6: 69db ldr r3, [r3, #28]
Init->WaitSignalPolarity | \
80021c8: 431a orrs r2, r3
Init->WriteOperation | \
80021ca: 683b ldr r3, [r7, #0]
80021cc: 6a1b ldr r3, [r3, #32]
Init->WaitSignalActive | \
80021ce: 431a orrs r2, r3
Init->WaitSignal | \
80021d0: 683b ldr r3, [r7, #0]
80021d2: 6a5b ldr r3, [r3, #36] ; 0x24
Init->WriteOperation | \
80021d4: 431a orrs r2, r3
Init->ExtendedMode | \
80021d6: 683b ldr r3, [r7, #0]
80021d8: 6a9b ldr r3, [r3, #40] ; 0x28
Init->WaitSignal | \
80021da: 431a orrs r2, r3
Init->AsynchronousWait | \
80021dc: 683b ldr r3, [r7, #0]
80021de: 6adb ldr r3, [r3, #44] ; 0x2c
Init->ExtendedMode | \
80021e0: 431a orrs r2, r3
Init->WriteBurst);
80021e2: 683b ldr r3, [r7, #0]
80021e4: 6b1b ldr r3, [r3, #48] ; 0x30
btcr_reg = (flashaccess | \
80021e6: 4313 orrs r3, r2
80021e8: 613b str r3, [r7, #16]
btcr_reg |= Init->WrapMode;
80021ea: 683b ldr r3, [r7, #0]
80021ec: 699b ldr r3, [r3, #24]
80021ee: 693a ldr r2, [r7, #16]
80021f0: 4313 orrs r3, r2
80021f2: 613b str r3, [r7, #16]
btcr_reg |= Init->PageSize;
80021f4: 683b ldr r3, [r7, #0]
80021f6: 6b5b ldr r3, [r3, #52] ; 0x34
80021f8: 693a ldr r2, [r7, #16]
80021fa: 4313 orrs r3, r2
80021fc: 613b str r3, [r7, #16]
mask = (FSMC_BCRx_MBKEN |
80021fe: 4b10 ldr r3, [pc, #64] ; (8002240 <FSMC_NORSRAM_Init+0xd0>)
8002200: 60fb str r3, [r7, #12]
FSMC_BCRx_WAITEN |
FSMC_BCRx_EXTMOD |
FSMC_BCRx_ASYNCWAIT |
FSMC_BCRx_CBURSTRW);
mask |= FSMC_BCRx_WRAPMOD;
8002202: 68fb ldr r3, [r7, #12]
8002204: f443 6380 orr.w r3, r3, #1024 ; 0x400
8002208: 60fb str r3, [r7, #12]
mask |= 0x00070000U; /* CPSIZE to be defined in CMSIS file */
800220a: 68fb ldr r3, [r7, #12]
800220c: f443 23e0 orr.w r3, r3, #458752 ; 0x70000
8002210: 60fb str r3, [r7, #12]
MODIFY_REG(Device->BTCR[Init->NSBank], mask, btcr_reg);
8002212: 683b ldr r3, [r7, #0]
8002214: 681a ldr r2, [r3, #0]
8002216: 687b ldr r3, [r7, #4]
8002218: f853 2022 ldr.w r2, [r3, r2, lsl #2]
800221c: 68fb ldr r3, [r7, #12]
800221e: 43db mvns r3, r3
8002220: ea02 0103 and.w r1, r2, r3
8002224: 683b ldr r3, [r7, #0]
8002226: 681a ldr r2, [r3, #0]
8002228: 693b ldr r3, [r7, #16]
800222a: 4319 orrs r1, r3
800222c: 687b ldr r3, [r7, #4]
800222e: f843 1022 str.w r1, [r3, r2, lsl #2]
return HAL_OK;
8002232: 2300 movs r3, #0
}
8002234: 4618 mov r0, r3
8002236: 371c adds r7, #28
8002238: 46bd mov sp, r7
800223a: bc80 pop {r7}
800223c: 4770 bx lr
800223e: bf00 nop
8002240: 0008fb7f .word 0x0008fb7f
08002244 <FSMC_NORSRAM_Timing_Init>:
* @param Bank NORSRAM bank number
* @retval HAL status
*/
HAL_StatusTypeDef FSMC_NORSRAM_Timing_Init(FSMC_NORSRAM_TypeDef *Device,
FSMC_NORSRAM_TimingTypeDef *Timing, uint32_t Bank)
{
8002244: b480 push {r7}
8002246: b085 sub sp, #20
8002248: af00 add r7, sp, #0
800224a: 60f8 str r0, [r7, #12]
800224c: 60b9 str r1, [r7, #8]
800224e: 607a str r2, [r7, #4]
assert_param(IS_FSMC_DATA_LATENCY(Timing->DataLatency));
assert_param(IS_FSMC_ACCESS_MODE(Timing->AccessMode));
assert_param(IS_FSMC_NORSRAM_BANK(Bank));
/* Set FSMC_NORSRAM device timing parameters */
MODIFY_REG(Device->BTCR[Bank + 1U], BTR_CLEAR_MASK, (Timing->AddressSetupTime |
8002250: 687b ldr r3, [r7, #4]
8002252: 1c5a adds r2, r3, #1
8002254: 68fb ldr r3, [r7, #12]
8002256: f853 3022 ldr.w r3, [r3, r2, lsl #2]
800225a: f003 4140 and.w r1, r3, #3221225472 ; 0xc0000000
800225e: 68bb ldr r3, [r7, #8]
8002260: 681a ldr r2, [r3, #0]
8002262: 68bb ldr r3, [r7, #8]
8002264: 685b ldr r3, [r3, #4]
8002266: 011b lsls r3, r3, #4
8002268: 431a orrs r2, r3
800226a: 68bb ldr r3, [r7, #8]
800226c: 689b ldr r3, [r3, #8]
800226e: 021b lsls r3, r3, #8
8002270: 431a orrs r2, r3
8002272: 68bb ldr r3, [r7, #8]
8002274: 68db ldr r3, [r3, #12]
8002276: 041b lsls r3, r3, #16
8002278: 431a orrs r2, r3
800227a: 68bb ldr r3, [r7, #8]
800227c: 691b ldr r3, [r3, #16]
800227e: 3b01 subs r3, #1
8002280: 051b lsls r3, r3, #20
8002282: 431a orrs r2, r3
8002284: 68bb ldr r3, [r7, #8]
8002286: 695b ldr r3, [r3, #20]
8002288: 3b02 subs r3, #2
800228a: 061b lsls r3, r3, #24
800228c: 431a orrs r2, r3
800228e: 68bb ldr r3, [r7, #8]
8002290: 699b ldr r3, [r3, #24]
8002292: 4313 orrs r3, r2
8002294: 687a ldr r2, [r7, #4]
8002296: 3201 adds r2, #1
8002298: 4319 orrs r1, r3
800229a: 68fb ldr r3, [r7, #12]
800229c: f843 1022 str.w r1, [r3, r2, lsl #2]
((Timing->BusTurnAroundDuration) << FSMC_BTRx_BUSTURN_Pos) |
(((Timing->CLKDivision) - 1U) << FSMC_BTRx_CLKDIV_Pos) |
(((Timing->DataLatency) - 2U) << FSMC_BTRx_DATLAT_Pos) |
(Timing->AccessMode)));
return HAL_OK;
80022a0: 2300 movs r3, #0
}
80022a2: 4618 mov r0, r3
80022a4: 3714 adds r7, #20
80022a6: 46bd mov sp, r7
80022a8: bc80 pop {r7}
80022aa: 4770 bx lr
080022ac <FSMC_NORSRAM_Extended_Timing_Init>:
* @arg FSMC_EXTENDED_MODE_ENABLE
* @retval HAL status
*/
HAL_StatusTypeDef FSMC_NORSRAM_Extended_Timing_Init(FSMC_NORSRAM_EXTENDED_TypeDef *Device,
FSMC_NORSRAM_TimingTypeDef *Timing, uint32_t Bank, uint32_t ExtendedMode)
{
80022ac: b480 push {r7}
80022ae: b085 sub sp, #20
80022b0: af00 add r7, sp, #0
80022b2: 60f8 str r0, [r7, #12]
80022b4: 60b9 str r1, [r7, #8]
80022b6: 607a str r2, [r7, #4]
80022b8: 603b str r3, [r7, #0]
/* Check the parameters */
assert_param(IS_FSMC_EXTENDED_MODE(ExtendedMode));
/* Set NORSRAM device timing register for write configuration, if extended mode is used */
if (ExtendedMode == FSMC_EXTENDED_MODE_ENABLE)
80022ba: 683b ldr r3, [r7, #0]
80022bc: f5b3 4f80 cmp.w r3, #16384 ; 0x4000
80022c0: d11d bne.n 80022fe <FSMC_NORSRAM_Extended_Timing_Init+0x52>
assert_param(IS_FSMC_ACCESS_MODE(Timing->AccessMode));
assert_param(IS_FSMC_NORSRAM_BANK(Bank));
/* Set NORSRAM device timing register for write configuration, if extended mode is used */
#if defined(STM32F101xE) || defined(STM32F103xE) || defined(STM32F101xG) || defined(STM32F103xG)
MODIFY_REG(Device->BWTR[Bank], BWTR_CLEAR_MASK, (Timing->AddressSetupTime |
80022c2: 68fb ldr r3, [r7, #12]
80022c4: 687a ldr r2, [r7, #4]
80022c6: f853 2022 ldr.w r2, [r3, r2, lsl #2]
80022ca: 4b13 ldr r3, [pc, #76] ; (8002318 <FSMC_NORSRAM_Extended_Timing_Init+0x6c>)
80022cc: 4013 ands r3, r2
80022ce: 68ba ldr r2, [r7, #8]
80022d0: 6811 ldr r1, [r2, #0]
80022d2: 68ba ldr r2, [r7, #8]
80022d4: 6852 ldr r2, [r2, #4]
80022d6: 0112 lsls r2, r2, #4
80022d8: 4311 orrs r1, r2
80022da: 68ba ldr r2, [r7, #8]
80022dc: 6892 ldr r2, [r2, #8]
80022de: 0212 lsls r2, r2, #8
80022e0: 4311 orrs r1, r2
80022e2: 68ba ldr r2, [r7, #8]
80022e4: 6992 ldr r2, [r2, #24]
80022e6: 4311 orrs r1, r2
80022e8: 68ba ldr r2, [r7, #8]
80022ea: 68d2 ldr r2, [r2, #12]
80022ec: 0412 lsls r2, r2, #16
80022ee: 430a orrs r2, r1
80022f0: ea43 0102 orr.w r1, r3, r2
80022f4: 68fb ldr r3, [r7, #12]
80022f6: 687a ldr r2, [r7, #4]
80022f8: f843 1022 str.w r1, [r3, r2, lsl #2]
80022fc: e005 b.n 800230a <FSMC_NORSRAM_Extended_Timing_Init+0x5e>
(((Timing->DataLatency) - 2U) << FSMC_BWTRx_DATLAT_Pos)));
#endif /* STM32F101xE || STM32F103xE || STM32F101xG || STM32F103xG */
}
else
{
Device->BWTR[Bank] = 0x0FFFFFFFU;
80022fe: 68fb ldr r3, [r7, #12]
8002300: 687a ldr r2, [r7, #4]
8002302: f06f 4170 mvn.w r1, #4026531840 ; 0xf0000000
8002306: f843 1022 str.w r1, [r3, r2, lsl #2]
}
return HAL_OK;
800230a: 2300 movs r3, #0
}
800230c: 4618 mov r0, r3
800230e: 3714 adds r7, #20
8002310: 46bd mov sp, r7
8002312: bc80 pop {r7}
8002314: 4770 bx lr
8002316: bf00 nop
8002318: cff00000 .word 0xcff00000
0800231c <MX_FATFS_Init>:
/* USER CODE BEGIN Variables */
/* USER CODE END Variables */
void MX_FATFS_Init(void)
{
800231c: b580 push {r7, lr}
800231e: af00 add r7, sp, #0
/*## FatFS: Link the USER driver ###########################*/
retUSER = FATFS_LinkDriver(&USER_Driver, USERPath);
8002320: 4904 ldr r1, [pc, #16] ; (8002334 <MX_FATFS_Init+0x18>)
8002322: 4805 ldr r0, [pc, #20] ; (8002338 <MX_FATFS_Init+0x1c>)
8002324: f002 fa02 bl 800472c <FATFS_LinkDriver>
8002328: 4603 mov r3, r0
800232a: 461a mov r2, r3
800232c: 4b03 ldr r3, [pc, #12] ; (800233c <MX_FATFS_Init+0x20>)
800232e: 701a strb r2, [r3, #0]
/* USER CODE BEGIN Init */
/* additional user code for init */
/* USER CODE END Init */
}
8002330: bf00 nop
8002332: bd80 pop {r7, pc}
8002334: 20000188 .word 0x20000188
8002338: 2000000c .word 0x2000000c
800233c: 2000018c .word 0x2000018c
08002340 <get_fattime>:
* @brief Gets Time from RTC
* @param None
* @retval Time in DWORD
*/
DWORD get_fattime(void)
{
8002340: b480 push {r7}
8002342: af00 add r7, sp, #0
/* USER CODE BEGIN get_fattime */
return 0;
8002344: 2300 movs r3, #0
/* USER CODE END get_fattime */
}
8002346: 4618 mov r0, r3
8002348: 46bd mov sp, r7
800234a: bc80 pop {r7}
800234c: 4770 bx lr
...
08002350 <USER_initialize>:
* @retval DSTATUS: Operation status
*/
DSTATUS USER_initialize (
BYTE pdrv /* Physical drive nmuber to identify the drive */
)
{
8002350: b580 push {r7, lr}
8002352: b082 sub sp, #8
8002354: af00 add r7, sp, #0
8002356: 4603 mov r3, r0
8002358: 71fb strb r3, [r7, #7]
/* USER CODE BEGIN INIT */
Stat = SD_disk_initialize(pdrv);
800235a: 79fb ldrb r3, [r7, #7]
800235c: 4618 mov r0, r3
800235e: f002 fc45 bl 8004bec <SD_disk_initialize>
8002362: 4603 mov r3, r0
8002364: 461a mov r2, r3
8002366: 4b04 ldr r3, [pc, #16] ; (8002378 <USER_initialize+0x28>)
8002368: 701a strb r2, [r3, #0]
return Stat;
800236a: 4b03 ldr r3, [pc, #12] ; (8002378 <USER_initialize+0x28>)
800236c: 781b ldrb r3, [r3, #0]
800236e: b2db uxtb r3, r3
/* USER CODE END INIT */
}
8002370: 4618 mov r0, r3
8002372: 3708 adds r7, #8
8002374: 46bd mov sp, r7
8002376: bd80 pop {r7, pc}
8002378: 20000009 .word 0x20000009
0800237c <USER_status>:
* @retval DSTATUS: Operation status
*/
DSTATUS USER_status (
BYTE pdrv /* Physical drive number to identify the drive */
)
{
800237c: b580 push {r7, lr}
800237e: b082 sub sp, #8
8002380: af00 add r7, sp, #0
8002382: 4603 mov r3, r0
8002384: 71fb strb r3, [r7, #7]
/* USER CODE BEGIN STATUS */
Stat = SD_disk_status (pdrv);
8002386: 79fb ldrb r3, [r7, #7]
8002388: 4618 mov r0, r3
800238a: f002 fd19 bl 8004dc0 <SD_disk_status>
800238e: 4603 mov r3, r0
8002390: 461a mov r2, r3
8002392: 4b04 ldr r3, [pc, #16] ; (80023a4 <USER_status+0x28>)
8002394: 701a strb r2, [r3, #0]
return Stat;
8002396: 4b03 ldr r3, [pc, #12] ; (80023a4 <USER_status+0x28>)
8002398: 781b ldrb r3, [r3, #0]
800239a: b2db uxtb r3, r3
/* USER CODE END STATUS */
}
800239c: 4618 mov r0, r3
800239e: 3708 adds r7, #8
80023a0: 46bd mov sp, r7
80023a2: bd80 pop {r7, pc}
80023a4: 20000009 .word 0x20000009
080023a8 <USER_read>:
BYTE pdrv, /* Physical drive nmuber to identify the drive */
BYTE *buff, /* Data buffer to store read data */
DWORD sector, /* Sector address in LBA */
UINT count /* Number of sectors to read */
)
{
80023a8: b580 push {r7, lr}
80023aa: b084 sub sp, #16
80023ac: af00 add r7, sp, #0
80023ae: 60b9 str r1, [r7, #8]
80023b0: 607a str r2, [r7, #4]
80023b2: 603b str r3, [r7, #0]
80023b4: 4603 mov r3, r0
80023b6: 73fb strb r3, [r7, #15]
/* USER CODE BEGIN READ */
return SD_disk_read (pdrv, buff, sector, count);
80023b8: 7bf8 ldrb r0, [r7, #15]
80023ba: 683b ldr r3, [r7, #0]
80023bc: 687a ldr r2, [r7, #4]
80023be: 68b9 ldr r1, [r7, #8]
80023c0: f002 fd12 bl 8004de8 <SD_disk_read>
80023c4: 4603 mov r3, r0
/* USER CODE END READ */
}
80023c6: 4618 mov r0, r3
80023c8: 3710 adds r7, #16
80023ca: 46bd mov sp, r7
80023cc: bd80 pop {r7, pc}
080023ce <USER_write>:
BYTE pdrv, /* Physical drive nmuber to identify the drive */
const BYTE *buff, /* Data to be written */
DWORD sector, /* Sector address in LBA */
UINT count /* Number of sectors to write */
)
{
80023ce: b580 push {r7, lr}
80023d0: b084 sub sp, #16
80023d2: af00 add r7, sp, #0
80023d4: 60b9 str r1, [r7, #8]
80023d6: 607a str r2, [r7, #4]
80023d8: 603b str r3, [r7, #0]
80023da: 4603 mov r3, r0
80023dc: 73fb strb r3, [r7, #15]
/* USER CODE BEGIN WRITE */
/* USER CODE HERE */
return SD_disk_write (pdrv, buff, sector, count);
80023de: 7bf8 ldrb r0, [r7, #15]
80023e0: 683b ldr r3, [r7, #0]
80023e2: 687a ldr r2, [r7, #4]
80023e4: 68b9 ldr r1, [r7, #8]
80023e6: f002 fd69 bl 8004ebc <SD_disk_write>
80023ea: 4603 mov r3, r0
/* USER CODE END WRITE */
}
80023ec: 4618 mov r0, r3
80023ee: 3710 adds r7, #16
80023f0: 46bd mov sp, r7
80023f2: bd80 pop {r7, pc}
080023f4 <USER_ioctl>:
DRESULT USER_ioctl (
BYTE pdrv, /* Physical drive nmuber (0..) */
BYTE cmd, /* Control code */
void *buff /* Buffer to send/receive control data */
)
{
80023f4: b580 push {r7, lr}
80023f6: b084 sub sp, #16
80023f8: af00 add r7, sp, #0
80023fa: 4603 mov r3, r0
80023fc: 603a str r2, [r7, #0]
80023fe: 71fb strb r3, [r7, #7]
8002400: 460b mov r3, r1
8002402: 71bb strb r3, [r7, #6]
/* USER CODE BEGIN IOCTL */
DRESULT res = SD_disk_ioctl (pdrv, cmd, buff);
8002404: 79b9 ldrb r1, [r7, #6]
8002406: 79fb ldrb r3, [r7, #7]
8002408: 683a ldr r2, [r7, #0]
800240a: 4618 mov r0, r3
800240c: f002 fdda bl 8004fc4 <SD_disk_ioctl>
8002410: 4603 mov r3, r0
8002412: 73fb strb r3, [r7, #15]
return res;
8002414: 7bfb ldrb r3, [r7, #15]
/* USER CODE END IOCTL */
}
8002416: 4618 mov r0, r3
8002418: 3710 adds r7, #16
800241a: 46bd mov sp, r7
800241c: bd80 pop {r7, pc}
...
08002420 <disk_status>:
* @retval DSTATUS: Operation status
*/
DSTATUS disk_status (
BYTE pdrv /* Physical drive nmuber to identify the drive */
)
{
8002420: b580 push {r7, lr}
8002422: b084 sub sp, #16
8002424: af00 add r7, sp, #0
8002426: 4603 mov r3, r0
8002428: 71fb strb r3, [r7, #7]
DSTATUS stat;
stat = disk.drv[pdrv]->disk_status(disk.lun[pdrv]);
800242a: 79fb ldrb r3, [r7, #7]
800242c: 4a08 ldr r2, [pc, #32] ; (8002450 <disk_status+0x30>)
800242e: 009b lsls r3, r3, #2
8002430: 4413 add r3, r2
8002432: 685b ldr r3, [r3, #4]
8002434: 685b ldr r3, [r3, #4]
8002436: 79fa ldrb r2, [r7, #7]
8002438: 4905 ldr r1, [pc, #20] ; (8002450 <disk_status+0x30>)
800243a: 440a add r2, r1
800243c: 7a12 ldrb r2, [r2, #8]
800243e: 4610 mov r0, r2
8002440: 4798 blx r3
8002442: 4603 mov r3, r0
8002444: 73fb strb r3, [r7, #15]
return stat;
8002446: 7bfb ldrb r3, [r7, #15]
}
8002448: 4618 mov r0, r3
800244a: 3710 adds r7, #16
800244c: 46bd mov sp, r7
800244e: bd80 pop {r7, pc}
8002450: 200000cc .word 0x200000cc
08002454 <disk_initialize>:
* @retval DSTATUS: Operation status
*/
DSTATUS disk_initialize (
BYTE pdrv /* Physical drive nmuber to identify the drive */
)
{
8002454: b580 push {r7, lr}
8002456: b084 sub sp, #16
8002458: af00 add r7, sp, #0
800245a: 4603 mov r3, r0
800245c: 71fb strb r3, [r7, #7]
DSTATUS stat = RES_OK;
800245e: 2300 movs r3, #0
8002460: 73fb strb r3, [r7, #15]
if(disk.is_initialized[pdrv] == 0)
8002462: 79fb ldrb r3, [r7, #7]
8002464: 4a0d ldr r2, [pc, #52] ; (800249c <disk_initialize+0x48>)
8002466: 5cd3 ldrb r3, [r2, r3]
8002468: 2b00 cmp r3, #0
800246a: d111 bne.n 8002490 <disk_initialize+0x3c>
{
disk.is_initialized[pdrv] = 1;
800246c: 79fb ldrb r3, [r7, #7]
800246e: 4a0b ldr r2, [pc, #44] ; (800249c <disk_initialize+0x48>)
8002470: 2101 movs r1, #1
8002472: 54d1 strb r1, [r2, r3]
stat = disk.drv[pdrv]->disk_initialize(disk.lun[pdrv]);
8002474: 79fb ldrb r3, [r7, #7]
8002476: 4a09 ldr r2, [pc, #36] ; (800249c <disk_initialize+0x48>)
8002478: 009b lsls r3, r3, #2
800247a: 4413 add r3, r2
800247c: 685b ldr r3, [r3, #4]
800247e: 681b ldr r3, [r3, #0]
8002480: 79fa ldrb r2, [r7, #7]
8002482: 4906 ldr r1, [pc, #24] ; (800249c <disk_initialize+0x48>)
8002484: 440a add r2, r1
8002486: 7a12 ldrb r2, [r2, #8]
8002488: 4610 mov r0, r2
800248a: 4798 blx r3
800248c: 4603 mov r3, r0
800248e: 73fb strb r3, [r7, #15]
}
return stat;
8002490: 7bfb ldrb r3, [r7, #15]
}
8002492: 4618 mov r0, r3
8002494: 3710 adds r7, #16
8002496: 46bd mov sp, r7
8002498: bd80 pop {r7, pc}
800249a: bf00 nop
800249c: 200000cc .word 0x200000cc
080024a0 <disk_read>:
BYTE pdrv, /* Physical drive nmuber to identify the drive */
BYTE *buff, /* Data buffer to store read data */
DWORD sector, /* Sector address in LBA */
UINT count /* Number of sectors to read */
)
{
80024a0: b590 push {r4, r7, lr}
80024a2: b087 sub sp, #28
80024a4: af00 add r7, sp, #0
80024a6: 60b9 str r1, [r7, #8]
80024a8: 607a str r2, [r7, #4]
80024aa: 603b str r3, [r7, #0]
80024ac: 4603 mov r3, r0
80024ae: 73fb strb r3, [r7, #15]
DRESULT res;
res = disk.drv[pdrv]->disk_read(disk.lun[pdrv], buff, sector, count);
80024b0: 7bfb ldrb r3, [r7, #15]
80024b2: 4a0a ldr r2, [pc, #40] ; (80024dc <disk_read+0x3c>)
80024b4: 009b lsls r3, r3, #2
80024b6: 4413 add r3, r2
80024b8: 685b ldr r3, [r3, #4]
80024ba: 689c ldr r4, [r3, #8]
80024bc: 7bfb ldrb r3, [r7, #15]
80024be: 4a07 ldr r2, [pc, #28] ; (80024dc <disk_read+0x3c>)
80024c0: 4413 add r3, r2
80024c2: 7a18 ldrb r0, [r3, #8]
80024c4: 683b ldr r3, [r7, #0]
80024c6: 687a ldr r2, [r7, #4]
80024c8: 68b9 ldr r1, [r7, #8]
80024ca: 47a0 blx r4
80024cc: 4603 mov r3, r0
80024ce: 75fb strb r3, [r7, #23]
return res;
80024d0: 7dfb ldrb r3, [r7, #23]
}
80024d2: 4618 mov r0, r3
80024d4: 371c adds r7, #28
80024d6: 46bd mov sp, r7
80024d8: bd90 pop {r4, r7, pc}
80024da: bf00 nop
80024dc: 200000cc .word 0x200000cc
080024e0 <disk_write>:
BYTE pdrv, /* Physical drive nmuber to identify the drive */
const BYTE *buff, /* Data to be written */
DWORD sector, /* Sector address in LBA */
UINT count /* Number of sectors to write */
)
{
80024e0: b590 push {r4, r7, lr}
80024e2: b087 sub sp, #28
80024e4: af00 add r7, sp, #0
80024e6: 60b9 str r1, [r7, #8]
80024e8: 607a str r2, [r7, #4]
80024ea: 603b str r3, [r7, #0]
80024ec: 4603 mov r3, r0
80024ee: 73fb strb r3, [r7, #15]
DRESULT res;
res = disk.drv[pdrv]->disk_write(disk.lun[pdrv], buff, sector, count);
80024f0: 7bfb ldrb r3, [r7, #15]
80024f2: 4a0a ldr r2, [pc, #40] ; (800251c <disk_write+0x3c>)
80024f4: 009b lsls r3, r3, #2
80024f6: 4413 add r3, r2
80024f8: 685b ldr r3, [r3, #4]
80024fa: 68dc ldr r4, [r3, #12]
80024fc: 7bfb ldrb r3, [r7, #15]
80024fe: 4a07 ldr r2, [pc, #28] ; (800251c <disk_write+0x3c>)
8002500: 4413 add r3, r2
8002502: 7a18 ldrb r0, [r3, #8]
8002504: 683b ldr r3, [r7, #0]
8002506: 687a ldr r2, [r7, #4]
8002508: 68b9 ldr r1, [r7, #8]
800250a: 47a0 blx r4
800250c: 4603 mov r3, r0
800250e: 75fb strb r3, [r7, #23]
return res;
8002510: 7dfb ldrb r3, [r7, #23]
}
8002512: 4618 mov r0, r3
8002514: 371c adds r7, #28
8002516: 46bd mov sp, r7
8002518: bd90 pop {r4, r7, pc}
800251a: bf00 nop
800251c: 200000cc .word 0x200000cc
08002520 <mem_cpy>:
/* String functions */
/*-----------------------------------------------------------------------*/
/* Copy memory to memory */
static
void mem_cpy (void* dst, const void* src, UINT cnt) {
8002520: b480 push {r7}
8002522: b087 sub sp, #28
8002524: af00 add r7, sp, #0
8002526: 60f8 str r0, [r7, #12]
8002528: 60b9 str r1, [r7, #8]
800252a: 607a str r2, [r7, #4]
BYTE *d = (BYTE*)dst;
800252c: 68fb ldr r3, [r7, #12]
800252e: 617b str r3, [r7, #20]
const BYTE *s = (const BYTE*)src;
8002530: 68bb ldr r3, [r7, #8]
8002532: 613b str r3, [r7, #16]
*(int*)d = *(int*)s;
d += sizeof (int); s += sizeof (int);
cnt -= sizeof (int);
}
#endif
while (cnt--)
8002534: e007 b.n 8002546 <mem_cpy+0x26>
*d++ = *s++;
8002536: 693a ldr r2, [r7, #16]
8002538: 1c53 adds r3, r2, #1
800253a: 613b str r3, [r7, #16]
800253c: 697b ldr r3, [r7, #20]
800253e: 1c59 adds r1, r3, #1
8002540: 6179 str r1, [r7, #20]
8002542: 7812 ldrb r2, [r2, #0]
8002544: 701a strb r2, [r3, #0]
while (cnt--)
8002546: 687b ldr r3, [r7, #4]
8002548: 1e5a subs r2, r3, #1
800254a: 607a str r2, [r7, #4]
800254c: 2b00 cmp r3, #0
800254e: d1f2 bne.n 8002536 <mem_cpy+0x16>
}
8002550: bf00 nop
8002552: bf00 nop
8002554: 371c adds r7, #28
8002556: 46bd mov sp, r7
8002558: bc80 pop {r7}
800255a: 4770 bx lr
0800255c <mem_set>:
/* Fill memory */
static
void mem_set (void* dst, int val, UINT cnt) {
800255c: b480 push {r7}
800255e: b087 sub sp, #28
8002560: af00 add r7, sp, #0
8002562: 60f8 str r0, [r7, #12]
8002564: 60b9 str r1, [r7, #8]
8002566: 607a str r2, [r7, #4]
BYTE *d = (BYTE*)dst;
8002568: 68fb ldr r3, [r7, #12]
800256a: 617b str r3, [r7, #20]
while (cnt--)
800256c: e005 b.n 800257a <mem_set+0x1e>
*d++ = (BYTE)val;
800256e: 697b ldr r3, [r7, #20]
8002570: 1c5a adds r2, r3, #1
8002572: 617a str r2, [r7, #20]
8002574: 68ba ldr r2, [r7, #8]
8002576: b2d2 uxtb r2, r2
8002578: 701a strb r2, [r3, #0]
while (cnt--)
800257a: 687b ldr r3, [r7, #4]
800257c: 1e5a subs r2, r3, #1
800257e: 607a str r2, [r7, #4]
8002580: 2b00 cmp r3, #0
8002582: d1f4 bne.n 800256e <mem_set+0x12>
}
8002584: bf00 nop
8002586: bf00 nop
8002588: 371c adds r7, #28
800258a: 46bd mov sp, r7
800258c: bc80 pop {r7}
800258e: 4770 bx lr
08002590 <mem_cmp>:
/* Compare memory to memory */
static
int mem_cmp (const void* dst, const void* src, UINT cnt) {
8002590: b480 push {r7}
8002592: b089 sub sp, #36 ; 0x24
8002594: af00 add r7, sp, #0
8002596: 60f8 str r0, [r7, #12]
8002598: 60b9 str r1, [r7, #8]
800259a: 607a str r2, [r7, #4]
const BYTE *d = (const BYTE *)dst, *s = (const BYTE *)src;
800259c: 68fb ldr r3, [r7, #12]
800259e: 61fb str r3, [r7, #28]
80025a0: 68bb ldr r3, [r7, #8]
80025a2: 61bb str r3, [r7, #24]
int r = 0;
80025a4: 2300 movs r3, #0
80025a6: 617b str r3, [r7, #20]
while (cnt-- && (r = *d++ - *s++) == 0) ;
80025a8: bf00 nop
80025aa: 687b ldr r3, [r7, #4]
80025ac: 1e5a subs r2, r3, #1
80025ae: 607a str r2, [r7, #4]
80025b0: 2b00 cmp r3, #0
80025b2: d00d beq.n 80025d0 <mem_cmp+0x40>
80025b4: 69fb ldr r3, [r7, #28]
80025b6: 1c5a adds r2, r3, #1
80025b8: 61fa str r2, [r7, #28]
80025ba: 781b ldrb r3, [r3, #0]
80025bc: 4619 mov r1, r3
80025be: 69bb ldr r3, [r7, #24]
80025c0: 1c5a adds r2, r3, #1
80025c2: 61ba str r2, [r7, #24]
80025c4: 781b ldrb r3, [r3, #0]
80025c6: 1acb subs r3, r1, r3
80025c8: 617b str r3, [r7, #20]
80025ca: 697b ldr r3, [r7, #20]
80025cc: 2b00 cmp r3, #0
80025ce: d0ec beq.n 80025aa <mem_cmp+0x1a>
return r;
80025d0: 697b ldr r3, [r7, #20]
}
80025d2: 4618 mov r0, r3
80025d4: 3724 adds r7, #36 ; 0x24
80025d6: 46bd mov sp, r7
80025d8: bc80 pop {r7}
80025da: 4770 bx lr
080025dc <chk_chr>:
/* Check if chr is contained in the string */
static
int chk_chr (const char* str, int chr) {
80025dc: b480 push {r7}
80025de: b083 sub sp, #12
80025e0: af00 add r7, sp, #0
80025e2: 6078 str r0, [r7, #4]
80025e4: 6039 str r1, [r7, #0]
while (*str && *str != chr) str++;
80025e6: e002 b.n 80025ee <chk_chr+0x12>
80025e8: 687b ldr r3, [r7, #4]
80025ea: 3301 adds r3, #1
80025ec: 607b str r3, [r7, #4]
80025ee: 687b ldr r3, [r7, #4]
80025f0: 781b ldrb r3, [r3, #0]
80025f2: 2b00 cmp r3, #0
80025f4: d005 beq.n 8002602 <chk_chr+0x26>
80025f6: 687b ldr r3, [r7, #4]
80025f8: 781b ldrb r3, [r3, #0]
80025fa: 461a mov r2, r3
80025fc: 683b ldr r3, [r7, #0]
80025fe: 4293 cmp r3, r2
8002600: d1f2 bne.n 80025e8 <chk_chr+0xc>
return *str;
8002602: 687b ldr r3, [r7, #4]
8002604: 781b ldrb r3, [r3, #0]
}
8002606: 4618 mov r0, r3
8002608: 370c adds r7, #12
800260a: 46bd mov sp, r7
800260c: bc80 pop {r7}
800260e: 4770 bx lr
08002610 <chk_lock>:
static
FRESULT chk_lock ( /* Check if the file can be accessed */
DIR* dp, /* Directory object pointing the file to be checked */
int acc /* Desired access type (0:Read, 1:Write, 2:Delete/Rename) */
)
{
8002610: b480 push {r7}
8002612: b085 sub sp, #20
8002614: af00 add r7, sp, #0
8002616: 6078 str r0, [r7, #4]
8002618: 6039 str r1, [r7, #0]
UINT i, be;
/* Search file semaphore table */
for (i = be = 0; i < _FS_LOCK; i++) {
800261a: 2300 movs r3, #0
800261c: 60bb str r3, [r7, #8]
800261e: 68bb ldr r3, [r7, #8]
8002620: 60fb str r3, [r7, #12]
8002622: e038 b.n 8002696 <chk_lock+0x86>
if (Files[i].fs) { /* Existing entry */
8002624: 492f ldr r1, [pc, #188] ; (80026e4 <chk_lock+0xd4>)
8002626: 68fa ldr r2, [r7, #12]
8002628: 4613 mov r3, r2
800262a: 005b lsls r3, r3, #1
800262c: 4413 add r3, r2
800262e: 009b lsls r3, r3, #2
8002630: 440b add r3, r1
8002632: 681b ldr r3, [r3, #0]
8002634: 2b00 cmp r3, #0
8002636: d029 beq.n 800268c <chk_lock+0x7c>
if (Files[i].fs == dp->fs && /* Check if the object matched with an open object */
8002638: 492a ldr r1, [pc, #168] ; (80026e4 <chk_lock+0xd4>)
800263a: 68fa ldr r2, [r7, #12]
800263c: 4613 mov r3, r2
800263e: 005b lsls r3, r3, #1
8002640: 4413 add r3, r2
8002642: 009b lsls r3, r3, #2
8002644: 440b add r3, r1
8002646: 681a ldr r2, [r3, #0]
8002648: 687b ldr r3, [r7, #4]
800264a: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
800264e: 429a cmp r2, r3
8002650: d11e bne.n 8002690 <chk_lock+0x80>
Files[i].clu == dp->sclust &&
8002652: 4924 ldr r1, [pc, #144] ; (80026e4 <chk_lock+0xd4>)
8002654: 68fa ldr r2, [r7, #12]
8002656: 4613 mov r3, r2
8002658: 005b lsls r3, r3, #1
800265a: 4413 add r3, r2
800265c: 009b lsls r3, r3, #2
800265e: 440b add r3, r1
8002660: 3304 adds r3, #4
8002662: 681a ldr r2, [r3, #0]
8002664: 687b ldr r3, [r7, #4]
8002666: f8d3 3208 ldr.w r3, [r3, #520] ; 0x208
if (Files[i].fs == dp->fs && /* Check if the object matched with an open object */
800266a: 429a cmp r2, r3
800266c: d110 bne.n 8002690 <chk_lock+0x80>
Files[i].idx == dp->index) break;
800266e: 491d ldr r1, [pc, #116] ; (80026e4 <chk_lock+0xd4>)
8002670: 68fa ldr r2, [r7, #12]
8002672: 4613 mov r3, r2
8002674: 005b lsls r3, r3, #1
8002676: 4413 add r3, r2
8002678: 009b lsls r3, r3, #2
800267a: 440b add r3, r1
800267c: 3308 adds r3, #8
800267e: 881a ldrh r2, [r3, #0]
8002680: 687b ldr r3, [r7, #4]
8002682: f8b3 3206 ldrh.w r3, [r3, #518] ; 0x206
Files[i].clu == dp->sclust &&
8002686: 429a cmp r2, r3
8002688: d102 bne.n 8002690 <chk_lock+0x80>
Files[i].idx == dp->index) break;
800268a: e007 b.n 800269c <chk_lock+0x8c>
} else { /* Blank entry */
be = 1;
800268c: 2301 movs r3, #1
800268e: 60bb str r3, [r7, #8]
for (i = be = 0; i < _FS_LOCK; i++) {
8002690: 68fb ldr r3, [r7, #12]
8002692: 3301 adds r3, #1
8002694: 60fb str r3, [r7, #12]
8002696: 68fb ldr r3, [r7, #12]
8002698: 2b01 cmp r3, #1
800269a: d9c3 bls.n 8002624 <chk_lock+0x14>
}
}
if (i == _FS_LOCK) /* The object is not opened */
800269c: 68fb ldr r3, [r7, #12]
800269e: 2b02 cmp r3, #2
80026a0: d109 bne.n 80026b6 <chk_lock+0xa6>
return (be || acc == 2) ? FR_OK : FR_TOO_MANY_OPEN_FILES; /* Is there a blank entry for new object? */
80026a2: 68bb ldr r3, [r7, #8]
80026a4: 2b00 cmp r3, #0
80026a6: d102 bne.n 80026ae <chk_lock+0x9e>
80026a8: 683b ldr r3, [r7, #0]
80026aa: 2b02 cmp r3, #2
80026ac: d101 bne.n 80026b2 <chk_lock+0xa2>
80026ae: 2300 movs r3, #0
80026b0: e013 b.n 80026da <chk_lock+0xca>
80026b2: 2312 movs r3, #18
80026b4: e011 b.n 80026da <chk_lock+0xca>
/* The object has been opened. Reject any open against writing file and all write mode open */
return (acc || Files[i].ctr == 0x100) ? FR_LOCKED : FR_OK;
80026b6: 683b ldr r3, [r7, #0]
80026b8: 2b00 cmp r3, #0
80026ba: d10b bne.n 80026d4 <chk_lock+0xc4>
80026bc: 4909 ldr r1, [pc, #36] ; (80026e4 <chk_lock+0xd4>)
80026be: 68fa ldr r2, [r7, #12]
80026c0: 4613 mov r3, r2
80026c2: 005b lsls r3, r3, #1
80026c4: 4413 add r3, r2
80026c6: 009b lsls r3, r3, #2
80026c8: 440b add r3, r1
80026ca: 330a adds r3, #10
80026cc: 881b ldrh r3, [r3, #0]
80026ce: f5b3 7f80 cmp.w r3, #256 ; 0x100
80026d2: d101 bne.n 80026d8 <chk_lock+0xc8>
80026d4: 2310 movs r3, #16
80026d6: e000 b.n 80026da <chk_lock+0xca>
80026d8: 2300 movs r3, #0
}
80026da: 4618 mov r0, r3
80026dc: 3714 adds r7, #20
80026de: 46bd mov sp, r7
80026e0: bc80 pop {r7}
80026e2: 4770 bx lr
80026e4: 200000b4 .word 0x200000b4
080026e8 <enq_lock>:
static
int enq_lock (void) /* Check if an entry is available for a new object */
{
80026e8: b480 push {r7}
80026ea: b083 sub sp, #12
80026ec: af00 add r7, sp, #0
UINT i;
for (i = 0; i < _FS_LOCK && Files[i].fs; i++) ;
80026ee: 2300 movs r3, #0
80026f0: 607b str r3, [r7, #4]
80026f2: e002 b.n 80026fa <enq_lock+0x12>
80026f4: 687b ldr r3, [r7, #4]
80026f6: 3301 adds r3, #1
80026f8: 607b str r3, [r7, #4]
80026fa: 687b ldr r3, [r7, #4]
80026fc: 2b01 cmp r3, #1
80026fe: d809 bhi.n 8002714 <enq_lock+0x2c>
8002700: 490a ldr r1, [pc, #40] ; (800272c <enq_lock+0x44>)
8002702: 687a ldr r2, [r7, #4]
8002704: 4613 mov r3, r2
8002706: 005b lsls r3, r3, #1
8002708: 4413 add r3, r2
800270a: 009b lsls r3, r3, #2
800270c: 440b add r3, r1
800270e: 681b ldr r3, [r3, #0]
8002710: 2b00 cmp r3, #0
8002712: d1ef bne.n 80026f4 <enq_lock+0xc>
return (i == _FS_LOCK) ? 0 : 1;
8002714: 687b ldr r3, [r7, #4]
8002716: 2b02 cmp r3, #2
8002718: bf14 ite ne
800271a: 2301 movne r3, #1
800271c: 2300 moveq r3, #0
800271e: b2db uxtb r3, r3
}
8002720: 4618 mov r0, r3
8002722: 370c adds r7, #12
8002724: 46bd mov sp, r7
8002726: bc80 pop {r7}
8002728: 4770 bx lr
800272a: bf00 nop
800272c: 200000b4 .word 0x200000b4
08002730 <inc_lock>:
static
UINT inc_lock ( /* Increment object open counter and returns its index (0:Internal error) */
DIR* dp, /* Directory object pointing the file to register or increment */
int acc /* Desired access (0:Read, 1:Write, 2:Delete/Rename) */
)
{
8002730: b480 push {r7}
8002732: b085 sub sp, #20
8002734: af00 add r7, sp, #0
8002736: 6078 str r0, [r7, #4]
8002738: 6039 str r1, [r7, #0]
UINT i;
for (i = 0; i < _FS_LOCK; i++) { /* Find the object */
800273a: 2300 movs r3, #0
800273c: 60fb str r3, [r7, #12]
800273e: e02b b.n 8002798 <inc_lock+0x68>
if (Files[i].fs == dp->fs &&
8002740: 4955 ldr r1, [pc, #340] ; (8002898 <inc_lock+0x168>)
8002742: 68fa ldr r2, [r7, #12]
8002744: 4613 mov r3, r2
8002746: 005b lsls r3, r3, #1
8002748: 4413 add r3, r2
800274a: 009b lsls r3, r3, #2
800274c: 440b add r3, r1
800274e: 681a ldr r2, [r3, #0]
8002750: 687b ldr r3, [r7, #4]
8002752: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8002756: 429a cmp r2, r3
8002758: d11b bne.n 8002792 <inc_lock+0x62>
Files[i].clu == dp->sclust &&
800275a: 494f ldr r1, [pc, #316] ; (8002898 <inc_lock+0x168>)
800275c: 68fa ldr r2, [r7, #12]
800275e: 4613 mov r3, r2
8002760: 005b lsls r3, r3, #1
8002762: 4413 add r3, r2
8002764: 009b lsls r3, r3, #2
8002766: 440b add r3, r1
8002768: 3304 adds r3, #4
800276a: 681a ldr r2, [r3, #0]
800276c: 687b ldr r3, [r7, #4]
800276e: f8d3 3208 ldr.w r3, [r3, #520] ; 0x208
if (Files[i].fs == dp->fs &&
8002772: 429a cmp r2, r3
8002774: d10d bne.n 8002792 <inc_lock+0x62>
Files[i].idx == dp->index) break;
8002776: 4948 ldr r1, [pc, #288] ; (8002898 <inc_lock+0x168>)
8002778: 68fa ldr r2, [r7, #12]
800277a: 4613 mov r3, r2
800277c: 005b lsls r3, r3, #1
800277e: 4413 add r3, r2
8002780: 009b lsls r3, r3, #2
8002782: 440b add r3, r1
8002784: 3308 adds r3, #8
8002786: 881a ldrh r2, [r3, #0]
8002788: 687b ldr r3, [r7, #4]
800278a: f8b3 3206 ldrh.w r3, [r3, #518] ; 0x206
Files[i].clu == dp->sclust &&
800278e: 429a cmp r2, r3
8002790: d006 beq.n 80027a0 <inc_lock+0x70>
for (i = 0; i < _FS_LOCK; i++) { /* Find the object */
8002792: 68fb ldr r3, [r7, #12]
8002794: 3301 adds r3, #1
8002796: 60fb str r3, [r7, #12]
8002798: 68fb ldr r3, [r7, #12]
800279a: 2b01 cmp r3, #1
800279c: d9d0 bls.n 8002740 <inc_lock+0x10>
800279e: e000 b.n 80027a2 <inc_lock+0x72>
Files[i].idx == dp->index) break;
80027a0: bf00 nop
}
if (i == _FS_LOCK) { /* Not opened. Register it as new. */
80027a2: 68fb ldr r3, [r7, #12]
80027a4: 2b02 cmp r3, #2
80027a6: d145 bne.n 8002834 <inc_lock+0x104>
for (i = 0; i < _FS_LOCK && Files[i].fs; i++) ;
80027a8: 2300 movs r3, #0
80027aa: 60fb str r3, [r7, #12]
80027ac: e002 b.n 80027b4 <inc_lock+0x84>
80027ae: 68fb ldr r3, [r7, #12]
80027b0: 3301 adds r3, #1
80027b2: 60fb str r3, [r7, #12]
80027b4: 68fb ldr r3, [r7, #12]
80027b6: 2b01 cmp r3, #1
80027b8: d809 bhi.n 80027ce <inc_lock+0x9e>
80027ba: 4937 ldr r1, [pc, #220] ; (8002898 <inc_lock+0x168>)
80027bc: 68fa ldr r2, [r7, #12]
80027be: 4613 mov r3, r2
80027c0: 005b lsls r3, r3, #1
80027c2: 4413 add r3, r2
80027c4: 009b lsls r3, r3, #2
80027c6: 440b add r3, r1
80027c8: 681b ldr r3, [r3, #0]
80027ca: 2b00 cmp r3, #0
80027cc: d1ef bne.n 80027ae <inc_lock+0x7e>
if (i == _FS_LOCK) return 0; /* No free entry to register (int err) */
80027ce: 68fb ldr r3, [r7, #12]
80027d0: 2b02 cmp r3, #2
80027d2: d101 bne.n 80027d8 <inc_lock+0xa8>
80027d4: 2300 movs r3, #0
80027d6: e05a b.n 800288e <inc_lock+0x15e>
Files[i].fs = dp->fs;
80027d8: 687b ldr r3, [r7, #4]
80027da: f8d3 1200 ldr.w r1, [r3, #512] ; 0x200
80027de: 482e ldr r0, [pc, #184] ; (8002898 <inc_lock+0x168>)
80027e0: 68fa ldr r2, [r7, #12]
80027e2: 4613 mov r3, r2
80027e4: 005b lsls r3, r3, #1
80027e6: 4413 add r3, r2
80027e8: 009b lsls r3, r3, #2
80027ea: 4403 add r3, r0
80027ec: 6019 str r1, [r3, #0]
Files[i].clu = dp->sclust;
80027ee: 687b ldr r3, [r7, #4]
80027f0: f8d3 1208 ldr.w r1, [r3, #520] ; 0x208
80027f4: 4828 ldr r0, [pc, #160] ; (8002898 <inc_lock+0x168>)
80027f6: 68fa ldr r2, [r7, #12]
80027f8: 4613 mov r3, r2
80027fa: 005b lsls r3, r3, #1
80027fc: 4413 add r3, r2
80027fe: 009b lsls r3, r3, #2
8002800: 4403 add r3, r0
8002802: 3304 adds r3, #4
8002804: 6019 str r1, [r3, #0]
Files[i].idx = dp->index;
8002806: 687b ldr r3, [r7, #4]
8002808: f8b3 0206 ldrh.w r0, [r3, #518] ; 0x206
800280c: 4922 ldr r1, [pc, #136] ; (8002898 <inc_lock+0x168>)
800280e: 68fa ldr r2, [r7, #12]
8002810: 4613 mov r3, r2
8002812: 005b lsls r3, r3, #1
8002814: 4413 add r3, r2
8002816: 009b lsls r3, r3, #2
8002818: 440b add r3, r1
800281a: 3308 adds r3, #8
800281c: 4602 mov r2, r0
800281e: 801a strh r2, [r3, #0]
Files[i].ctr = 0;
8002820: 491d ldr r1, [pc, #116] ; (8002898 <inc_lock+0x168>)
8002822: 68fa ldr r2, [r7, #12]
8002824: 4613 mov r3, r2
8002826: 005b lsls r3, r3, #1
8002828: 4413 add r3, r2
800282a: 009b lsls r3, r3, #2
800282c: 440b add r3, r1
800282e: 330a adds r3, #10
8002830: 2200 movs r2, #0
8002832: 801a strh r2, [r3, #0]
}
if (acc && Files[i].ctr) return 0; /* Access violation (int err) */
8002834: 683b ldr r3, [r7, #0]
8002836: 2b00 cmp r3, #0
8002838: d00c beq.n 8002854 <inc_lock+0x124>
800283a: 4917 ldr r1, [pc, #92] ; (8002898 <inc_lock+0x168>)
800283c: 68fa ldr r2, [r7, #12]
800283e: 4613 mov r3, r2
8002840: 005b lsls r3, r3, #1
8002842: 4413 add r3, r2
8002844: 009b lsls r3, r3, #2
8002846: 440b add r3, r1
8002848: 330a adds r3, #10
800284a: 881b ldrh r3, [r3, #0]
800284c: 2b00 cmp r3, #0
800284e: d001 beq.n 8002854 <inc_lock+0x124>
8002850: 2300 movs r3, #0
8002852: e01c b.n 800288e <inc_lock+0x15e>
Files[i].ctr = acc ? 0x100 : Files[i].ctr + 1; /* Set semaphore value */
8002854: 683b ldr r3, [r7, #0]
8002856: 2b00 cmp r3, #0
8002858: d10b bne.n 8002872 <inc_lock+0x142>
800285a: 490f ldr r1, [pc, #60] ; (8002898 <inc_lock+0x168>)
800285c: 68fa ldr r2, [r7, #12]
800285e: 4613 mov r3, r2
8002860: 005b lsls r3, r3, #1
8002862: 4413 add r3, r2
8002864: 009b lsls r3, r3, #2
8002866: 440b add r3, r1
8002868: 330a adds r3, #10
800286a: 881b ldrh r3, [r3, #0]
800286c: 3301 adds r3, #1
800286e: b299 uxth r1, r3
8002870: e001 b.n 8002876 <inc_lock+0x146>
8002872: f44f 7180 mov.w r1, #256 ; 0x100
8002876: 4808 ldr r0, [pc, #32] ; (8002898 <inc_lock+0x168>)
8002878: 68fa ldr r2, [r7, #12]
800287a: 4613 mov r3, r2
800287c: 005b lsls r3, r3, #1
800287e: 4413 add r3, r2
8002880: 009b lsls r3, r3, #2
8002882: 4403 add r3, r0
8002884: 330a adds r3, #10
8002886: 460a mov r2, r1
8002888: 801a strh r2, [r3, #0]
return i + 1;
800288a: 68fb ldr r3, [r7, #12]
800288c: 3301 adds r3, #1
}
800288e: 4618 mov r0, r3
8002890: 3714 adds r7, #20
8002892: 46bd mov sp, r7
8002894: bc80 pop {r7}
8002896: 4770 bx lr
8002898: 200000b4 .word 0x200000b4
0800289c <clear_lock>:
static
void clear_lock ( /* Clear lock entries of the volume */
FATFS *fs
)
{
800289c: b480 push {r7}
800289e: b085 sub sp, #20
80028a0: af00 add r7, sp, #0
80028a2: 6078 str r0, [r7, #4]
UINT i;
for (i = 0; i < _FS_LOCK; i++) {
80028a4: 2300 movs r3, #0
80028a6: 60fb str r3, [r7, #12]
80028a8: e016 b.n 80028d8 <clear_lock+0x3c>
if (Files[i].fs == fs) Files[i].fs = 0;
80028aa: 4910 ldr r1, [pc, #64] ; (80028ec <clear_lock+0x50>)
80028ac: 68fa ldr r2, [r7, #12]
80028ae: 4613 mov r3, r2
80028b0: 005b lsls r3, r3, #1
80028b2: 4413 add r3, r2
80028b4: 009b lsls r3, r3, #2
80028b6: 440b add r3, r1
80028b8: 681b ldr r3, [r3, #0]
80028ba: 687a ldr r2, [r7, #4]
80028bc: 429a cmp r2, r3
80028be: d108 bne.n 80028d2 <clear_lock+0x36>
80028c0: 490a ldr r1, [pc, #40] ; (80028ec <clear_lock+0x50>)
80028c2: 68fa ldr r2, [r7, #12]
80028c4: 4613 mov r3, r2
80028c6: 005b lsls r3, r3, #1
80028c8: 4413 add r3, r2
80028ca: 009b lsls r3, r3, #2
80028cc: 440b add r3, r1
80028ce: 2200 movs r2, #0
80028d0: 601a str r2, [r3, #0]
for (i = 0; i < _FS_LOCK; i++) {
80028d2: 68fb ldr r3, [r7, #12]
80028d4: 3301 adds r3, #1
80028d6: 60fb str r3, [r7, #12]
80028d8: 68fb ldr r3, [r7, #12]
80028da: 2b01 cmp r3, #1
80028dc: d9e5 bls.n 80028aa <clear_lock+0xe>
}
}
80028de: bf00 nop
80028e0: bf00 nop
80028e2: 3714 adds r7, #20
80028e4: 46bd mov sp, r7
80028e6: bc80 pop {r7}
80028e8: 4770 bx lr
80028ea: bf00 nop
80028ec: 200000b4 .word 0x200000b4
080028f0 <sync_window>:
#if !_FS_READONLY
static
FRESULT sync_window (
FATFS* fs /* File system object */
)
{
80028f0: b580 push {r7, lr}
80028f2: b086 sub sp, #24
80028f4: af00 add r7, sp, #0
80028f6: 6078 str r0, [r7, #4]
DWORD wsect;
UINT nf;
FRESULT res = FR_OK;
80028f8: 2300 movs r3, #0
80028fa: 73fb strb r3, [r7, #15]
if (fs->wflag) { /* Write back the sector if it is dirty */
80028fc: 687b ldr r3, [r7, #4]
80028fe: f893 3204 ldrb.w r3, [r3, #516] ; 0x204
8002902: 2b00 cmp r3, #0
8002904: d038 beq.n 8002978 <sync_window+0x88>
wsect = fs->winsect; /* Current sector number */
8002906: 687b ldr r3, [r7, #4]
8002908: f8d3 322c ldr.w r3, [r3, #556] ; 0x22c
800290c: 617b str r3, [r7, #20]
if (disk_write(fs->drv, fs->win.d8, wsect, 1) != RES_OK) {
800290e: 687b ldr r3, [r7, #4]
8002910: f893 0201 ldrb.w r0, [r3, #513] ; 0x201
8002914: 6879 ldr r1, [r7, #4]
8002916: 2301 movs r3, #1
8002918: 697a ldr r2, [r7, #20]
800291a: f7ff fde1 bl 80024e0 <disk_write>
800291e: 4603 mov r3, r0
8002920: 2b00 cmp r3, #0
8002922: d002 beq.n 800292a <sync_window+0x3a>
res = FR_DISK_ERR;
8002924: 2301 movs r3, #1
8002926: 73fb strb r3, [r7, #15]
8002928: e026 b.n 8002978 <sync_window+0x88>
} else {
fs->wflag = 0;
800292a: 687b ldr r3, [r7, #4]
800292c: 2200 movs r2, #0
800292e: f883 2204 strb.w r2, [r3, #516] ; 0x204
if (wsect - fs->fatbase < fs->fsize) { /* Is it in the FAT area? */
8002932: 687b ldr r3, [r7, #4]
8002934: f8d3 3220 ldr.w r3, [r3, #544] ; 0x220
8002938: 697a ldr r2, [r7, #20]
800293a: 1ad2 subs r2, r2, r3
800293c: 687b ldr r3, [r7, #4]
800293e: f8d3 3218 ldr.w r3, [r3, #536] ; 0x218
8002942: 429a cmp r2, r3
8002944: d218 bcs.n 8002978 <sync_window+0x88>
for (nf = fs->n_fats; nf >= 2; nf--) { /* Reflect the change to all FAT copies */
8002946: 687b ldr r3, [r7, #4]
8002948: f893 3203 ldrb.w r3, [r3, #515] ; 0x203
800294c: 613b str r3, [r7, #16]
800294e: e010 b.n 8002972 <sync_window+0x82>
wsect += fs->fsize;
8002950: 687b ldr r3, [r7, #4]
8002952: f8d3 3218 ldr.w r3, [r3, #536] ; 0x218
8002956: 697a ldr r2, [r7, #20]
8002958: 4413 add r3, r2
800295a: 617b str r3, [r7, #20]
disk_write(fs->drv, fs->win.d8, wsect, 1);
800295c: 687b ldr r3, [r7, #4]
800295e: f893 0201 ldrb.w r0, [r3, #513] ; 0x201
8002962: 6879 ldr r1, [r7, #4]
8002964: 2301 movs r3, #1
8002966: 697a ldr r2, [r7, #20]
8002968: f7ff fdba bl 80024e0 <disk_write>
for (nf = fs->n_fats; nf >= 2; nf--) { /* Reflect the change to all FAT copies */
800296c: 693b ldr r3, [r7, #16]
800296e: 3b01 subs r3, #1
8002970: 613b str r3, [r7, #16]
8002972: 693b ldr r3, [r7, #16]
8002974: 2b01 cmp r3, #1
8002976: d8eb bhi.n 8002950 <sync_window+0x60>
}
}
}
}
return res;
8002978: 7bfb ldrb r3, [r7, #15]
}
800297a: 4618 mov r0, r3
800297c: 3718 adds r7, #24
800297e: 46bd mov sp, r7
8002980: bd80 pop {r7, pc}
08002982 <move_window>:
static
FRESULT move_window (
FATFS* fs, /* File system object */
DWORD sector /* Sector number to make appearance in the fs->win[].d8 */
)
{
8002982: b580 push {r7, lr}
8002984: b084 sub sp, #16
8002986: af00 add r7, sp, #0
8002988: 6078 str r0, [r7, #4]
800298a: 6039 str r1, [r7, #0]
FRESULT res = FR_OK;
800298c: 2300 movs r3, #0
800298e: 73fb strb r3, [r7, #15]
if (sector != fs->winsect) { /* Window offset changed? */
8002990: 687b ldr r3, [r7, #4]
8002992: f8d3 322c ldr.w r3, [r3, #556] ; 0x22c
8002996: 683a ldr r2, [r7, #0]
8002998: 429a cmp r2, r3
800299a: d01b beq.n 80029d4 <move_window+0x52>
#if !_FS_READONLY
res = sync_window(fs); /* Write-back changes */
800299c: 6878 ldr r0, [r7, #4]
800299e: f7ff ffa7 bl 80028f0 <sync_window>
80029a2: 4603 mov r3, r0
80029a4: 73fb strb r3, [r7, #15]
#endif
if (res == FR_OK) { /* Fill sector window with new data */
80029a6: 7bfb ldrb r3, [r7, #15]
80029a8: 2b00 cmp r3, #0
80029aa: d113 bne.n 80029d4 <move_window+0x52>
if (disk_read(fs->drv, fs->win.d8, sector, 1) != RES_OK) {
80029ac: 687b ldr r3, [r7, #4]
80029ae: f893 0201 ldrb.w r0, [r3, #513] ; 0x201
80029b2: 6879 ldr r1, [r7, #4]
80029b4: 2301 movs r3, #1
80029b6: 683a ldr r2, [r7, #0]
80029b8: f7ff fd72 bl 80024a0 <disk_read>
80029bc: 4603 mov r3, r0
80029be: 2b00 cmp r3, #0
80029c0: d004 beq.n 80029cc <move_window+0x4a>
sector = 0xFFFFFFFF; /* Invalidate window if data is not reliable */
80029c2: f04f 33ff mov.w r3, #4294967295
80029c6: 603b str r3, [r7, #0]
res = FR_DISK_ERR;
80029c8: 2301 movs r3, #1
80029ca: 73fb strb r3, [r7, #15]
}
fs->winsect = sector;
80029cc: 687b ldr r3, [r7, #4]
80029ce: 683a ldr r2, [r7, #0]
80029d0: f8c3 222c str.w r2, [r3, #556] ; 0x22c
}
}
return res;
80029d4: 7bfb ldrb r3, [r7, #15]
}
80029d6: 4618 mov r0, r3
80029d8: 3710 adds r7, #16
80029da: 46bd mov sp, r7
80029dc: bd80 pop {r7, pc}
080029de <clust2sect>:
DWORD clust2sect ( /* !=0: Sector number, 0: Failed - invalid cluster# */
FATFS* fs, /* File system object */
DWORD clst /* Cluster# to be converted */
)
{
80029de: b480 push {r7}
80029e0: b083 sub sp, #12
80029e2: af00 add r7, sp, #0
80029e4: 6078 str r0, [r7, #4]
80029e6: 6039 str r1, [r7, #0]
clst -= 2;
80029e8: 683b ldr r3, [r7, #0]
80029ea: 3b02 subs r3, #2
80029ec: 603b str r3, [r7, #0]
if (clst >= fs->n_fatent - 2) return 0; /* Invalid cluster# */
80029ee: 687b ldr r3, [r7, #4]
80029f0: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
80029f4: 3b02 subs r3, #2
80029f6: 683a ldr r2, [r7, #0]
80029f8: 429a cmp r2, r3
80029fa: d301 bcc.n 8002a00 <clust2sect+0x22>
80029fc: 2300 movs r3, #0
80029fe: e00a b.n 8002a16 <clust2sect+0x38>
return clst * fs->csize + fs->database;
8002a00: 687b ldr r3, [r7, #4]
8002a02: f893 3202 ldrb.w r3, [r3, #514] ; 0x202
8002a06: 461a mov r2, r3
8002a08: 683b ldr r3, [r7, #0]
8002a0a: fb03 f202 mul.w r2, r3, r2
8002a0e: 687b ldr r3, [r7, #4]
8002a10: f8d3 3228 ldr.w r3, [r3, #552] ; 0x228
8002a14: 4413 add r3, r2
}
8002a16: 4618 mov r0, r3
8002a18: 370c adds r7, #12
8002a1a: 46bd mov sp, r7
8002a1c: bc80 pop {r7}
8002a1e: 4770 bx lr
08002a20 <get_fat>:
DWORD get_fat ( /* 0xFFFFFFFF:Disk error, 1:Internal error, 2..0x0FFFFFFF:Cluster status */
FATFS* fs, /* File system object */
DWORD clst /* FAT index number (cluster number) to get the value */
)
{
8002a20: b580 push {r7, lr}
8002a22: b086 sub sp, #24
8002a24: af00 add r7, sp, #0
8002a26: 6078 str r0, [r7, #4]
8002a28: 6039 str r1, [r7, #0]
UINT wc, bc;
BYTE *p;
DWORD val;
if (clst < 2 || clst >= fs->n_fatent) { /* Check range */
8002a2a: 683b ldr r3, [r7, #0]
8002a2c: 2b01 cmp r3, #1
8002a2e: d905 bls.n 8002a3c <get_fat+0x1c>
8002a30: 687b ldr r3, [r7, #4]
8002a32: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8002a36: 683a ldr r2, [r7, #0]
8002a38: 429a cmp r2, r3
8002a3a: d302 bcc.n 8002a42 <get_fat+0x22>
val = 1; /* Internal error */
8002a3c: 2301 movs r3, #1
8002a3e: 617b str r3, [r7, #20]
8002a40: e0a3 b.n 8002b8a <get_fat+0x16a>
} else {
val = 0xFFFFFFFF; /* Default value falls on disk error */
8002a42: f04f 33ff mov.w r3, #4294967295
8002a46: 617b str r3, [r7, #20]
switch (fs->fs_type) {
8002a48: 687b ldr r3, [r7, #4]
8002a4a: f893 3200 ldrb.w r3, [r3, #512] ; 0x200
8002a4e: 2b03 cmp r3, #3
8002a50: d068 beq.n 8002b24 <get_fat+0x104>
8002a52: 2b03 cmp r3, #3
8002a54: f300 808f bgt.w 8002b76 <get_fat+0x156>
8002a58: 2b01 cmp r3, #1
8002a5a: d002 beq.n 8002a62 <get_fat+0x42>
8002a5c: 2b02 cmp r3, #2
8002a5e: d040 beq.n 8002ae2 <get_fat+0xc2>
8002a60: e089 b.n 8002b76 <get_fat+0x156>
case FS_FAT12 :
bc = (UINT)clst; bc += bc / 2;
8002a62: 683b ldr r3, [r7, #0]
8002a64: 60fb str r3, [r7, #12]
8002a66: 68fb ldr r3, [r7, #12]
8002a68: 085b lsrs r3, r3, #1
8002a6a: 68fa ldr r2, [r7, #12]
8002a6c: 4413 add r3, r2
8002a6e: 60fb str r3, [r7, #12]
if (move_window(fs, fs->fatbase + (bc / SS(fs))) != FR_OK) break;
8002a70: 687b ldr r3, [r7, #4]
8002a72: f8d3 2220 ldr.w r2, [r3, #544] ; 0x220
8002a76: 68fb ldr r3, [r7, #12]
8002a78: 0a5b lsrs r3, r3, #9
8002a7a: 4413 add r3, r2
8002a7c: 4619 mov r1, r3
8002a7e: 6878 ldr r0, [r7, #4]
8002a80: f7ff ff7f bl 8002982 <move_window>
8002a84: 4603 mov r3, r0
8002a86: 2b00 cmp r3, #0
8002a88: d178 bne.n 8002b7c <get_fat+0x15c>
wc = fs->win.d8[bc++ % SS(fs)];
8002a8a: 68fb ldr r3, [r7, #12]
8002a8c: 1c5a adds r2, r3, #1
8002a8e: 60fa str r2, [r7, #12]
8002a90: f3c3 0308 ubfx r3, r3, #0, #9
8002a94: 687a ldr r2, [r7, #4]
8002a96: 5cd3 ldrb r3, [r2, r3]
8002a98: 60bb str r3, [r7, #8]
if (move_window(fs, fs->fatbase + (bc / SS(fs))) != FR_OK) break;
8002a9a: 687b ldr r3, [r7, #4]
8002a9c: f8d3 2220 ldr.w r2, [r3, #544] ; 0x220
8002aa0: 68fb ldr r3, [r7, #12]
8002aa2: 0a5b lsrs r3, r3, #9
8002aa4: 4413 add r3, r2
8002aa6: 4619 mov r1, r3
8002aa8: 6878 ldr r0, [r7, #4]
8002aaa: f7ff ff6a bl 8002982 <move_window>
8002aae: 4603 mov r3, r0
8002ab0: 2b00 cmp r3, #0
8002ab2: d165 bne.n 8002b80 <get_fat+0x160>
wc |= fs->win.d8[bc % SS(fs)] << 8;
8002ab4: 68fb ldr r3, [r7, #12]
8002ab6: f3c3 0308 ubfx r3, r3, #0, #9
8002aba: 687a ldr r2, [r7, #4]
8002abc: 5cd3 ldrb r3, [r2, r3]
8002abe: 021b lsls r3, r3, #8
8002ac0: 461a mov r2, r3
8002ac2: 68bb ldr r3, [r7, #8]
8002ac4: 4313 orrs r3, r2
8002ac6: 60bb str r3, [r7, #8]
val = clst & 1 ? wc >> 4 : (wc & 0xFFF);
8002ac8: 683b ldr r3, [r7, #0]
8002aca: f003 0301 and.w r3, r3, #1
8002ace: 2b00 cmp r3, #0
8002ad0: d002 beq.n 8002ad8 <get_fat+0xb8>
8002ad2: 68bb ldr r3, [r7, #8]
8002ad4: 091b lsrs r3, r3, #4
8002ad6: e002 b.n 8002ade <get_fat+0xbe>
8002ad8: 68bb ldr r3, [r7, #8]
8002ada: f3c3 030b ubfx r3, r3, #0, #12
8002ade: 617b str r3, [r7, #20]
break;
8002ae0: e053 b.n 8002b8a <get_fat+0x16a>
case FS_FAT16 :
if (move_window(fs, fs->fatbase + (clst / (SS(fs) / 2))) != FR_OK) break;
8002ae2: 687b ldr r3, [r7, #4]
8002ae4: f8d3 2220 ldr.w r2, [r3, #544] ; 0x220
8002ae8: 683b ldr r3, [r7, #0]
8002aea: 0a1b lsrs r3, r3, #8
8002aec: 4413 add r3, r2
8002aee: 4619 mov r1, r3
8002af0: 6878 ldr r0, [r7, #4]
8002af2: f7ff ff46 bl 8002982 <move_window>
8002af6: 4603 mov r3, r0
8002af8: 2b00 cmp r3, #0
8002afa: d143 bne.n 8002b84 <get_fat+0x164>
p = &fs->win.d8[clst * 2 % SS(fs)];
8002afc: 683b ldr r3, [r7, #0]
8002afe: 005b lsls r3, r3, #1
8002b00: f403 73ff and.w r3, r3, #510 ; 0x1fe
8002b04: 687a ldr r2, [r7, #4]
8002b06: 4413 add r3, r2
8002b08: 613b str r3, [r7, #16]
val = LD_WORD(p);
8002b0a: 693b ldr r3, [r7, #16]
8002b0c: 3301 adds r3, #1
8002b0e: 781b ldrb r3, [r3, #0]
8002b10: 021b lsls r3, r3, #8
8002b12: b21a sxth r2, r3
8002b14: 693b ldr r3, [r7, #16]
8002b16: 781b ldrb r3, [r3, #0]
8002b18: b21b sxth r3, r3
8002b1a: 4313 orrs r3, r2
8002b1c: b21b sxth r3, r3
8002b1e: b29b uxth r3, r3
8002b20: 617b str r3, [r7, #20]
break;
8002b22: e032 b.n 8002b8a <get_fat+0x16a>
case FS_FAT32 :
if (move_window(fs, fs->fatbase + (clst / (SS(fs) / 4))) != FR_OK) break;
8002b24: 687b ldr r3, [r7, #4]
8002b26: f8d3 2220 ldr.w r2, [r3, #544] ; 0x220
8002b2a: 683b ldr r3, [r7, #0]
8002b2c: 09db lsrs r3, r3, #7
8002b2e: 4413 add r3, r2
8002b30: 4619 mov r1, r3
8002b32: 6878 ldr r0, [r7, #4]
8002b34: f7ff ff25 bl 8002982 <move_window>
8002b38: 4603 mov r3, r0
8002b3a: 2b00 cmp r3, #0
8002b3c: d124 bne.n 8002b88 <get_fat+0x168>
p = &fs->win.d8[clst * 4 % SS(fs)];
8002b3e: 683b ldr r3, [r7, #0]
8002b40: 009b lsls r3, r3, #2
8002b42: f403 73fe and.w r3, r3, #508 ; 0x1fc
8002b46: 687a ldr r2, [r7, #4]
8002b48: 4413 add r3, r2
8002b4a: 613b str r3, [r7, #16]
val = LD_DWORD(p) & 0x0FFFFFFF;
8002b4c: 693b ldr r3, [r7, #16]
8002b4e: 3303 adds r3, #3
8002b50: 781b ldrb r3, [r3, #0]
8002b52: 061a lsls r2, r3, #24
8002b54: 693b ldr r3, [r7, #16]
8002b56: 3302 adds r3, #2
8002b58: 781b ldrb r3, [r3, #0]
8002b5a: 041b lsls r3, r3, #16
8002b5c: 4313 orrs r3, r2
8002b5e: 693a ldr r2, [r7, #16]
8002b60: 3201 adds r2, #1
8002b62: 7812 ldrb r2, [r2, #0]
8002b64: 0212 lsls r2, r2, #8
8002b66: 4313 orrs r3, r2
8002b68: 693a ldr r2, [r7, #16]
8002b6a: 7812 ldrb r2, [r2, #0]
8002b6c: 4313 orrs r3, r2
8002b6e: f023 4370 bic.w r3, r3, #4026531840 ; 0xf0000000
8002b72: 617b str r3, [r7, #20]
break;
8002b74: e009 b.n 8002b8a <get_fat+0x16a>
default:
val = 1; /* Internal error */
8002b76: 2301 movs r3, #1
8002b78: 617b str r3, [r7, #20]
8002b7a: e006 b.n 8002b8a <get_fat+0x16a>
if (move_window(fs, fs->fatbase + (bc / SS(fs))) != FR_OK) break;
8002b7c: bf00 nop
8002b7e: e004 b.n 8002b8a <get_fat+0x16a>
if (move_window(fs, fs->fatbase + (bc / SS(fs))) != FR_OK) break;
8002b80: bf00 nop
8002b82: e002 b.n 8002b8a <get_fat+0x16a>
if (move_window(fs, fs->fatbase + (clst / (SS(fs) / 2))) != FR_OK) break;
8002b84: bf00 nop
8002b86: e000 b.n 8002b8a <get_fat+0x16a>
if (move_window(fs, fs->fatbase + (clst / (SS(fs) / 4))) != FR_OK) break;
8002b88: bf00 nop
}
}
return val;
8002b8a: 697b ldr r3, [r7, #20]
}
8002b8c: 4618 mov r0, r3
8002b8e: 3718 adds r7, #24
8002b90: 46bd mov sp, r7
8002b92: bd80 pop {r7, pc}
08002b94 <put_fat>:
FRESULT put_fat (
FATFS* fs, /* File system object */
DWORD clst, /* FAT index number (cluster number) to be changed */
DWORD val /* New value to be set to the entry */
)
{
8002b94: b580 push {r7, lr}
8002b96: b088 sub sp, #32
8002b98: af00 add r7, sp, #0
8002b9a: 60f8 str r0, [r7, #12]
8002b9c: 60b9 str r1, [r7, #8]
8002b9e: 607a str r2, [r7, #4]
UINT bc;
BYTE *p;
FRESULT res;
if (clst < 2 || clst >= fs->n_fatent) { /* Check range */
8002ba0: 68bb ldr r3, [r7, #8]
8002ba2: 2b01 cmp r3, #1
8002ba4: d905 bls.n 8002bb2 <put_fat+0x1e>
8002ba6: 68fb ldr r3, [r7, #12]
8002ba8: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8002bac: 68ba ldr r2, [r7, #8]
8002bae: 429a cmp r2, r3
8002bb0: d302 bcc.n 8002bb8 <put_fat+0x24>
res = FR_INT_ERR;
8002bb2: 2302 movs r3, #2
8002bb4: 77fb strb r3, [r7, #31]
8002bb6: e0f6 b.n 8002da6 <put_fat+0x212>
} else {
switch (fs->fs_type) {
8002bb8: 68fb ldr r3, [r7, #12]
8002bba: f893 3200 ldrb.w r3, [r3, #512] ; 0x200
8002bbe: 2b03 cmp r3, #3
8002bc0: f000 809e beq.w 8002d00 <put_fat+0x16c>
8002bc4: 2b03 cmp r3, #3
8002bc6: f300 80e4 bgt.w 8002d92 <put_fat+0x1fe>
8002bca: 2b01 cmp r3, #1
8002bcc: d002 beq.n 8002bd4 <put_fat+0x40>
8002bce: 2b02 cmp r3, #2
8002bd0: d06f beq.n 8002cb2 <put_fat+0x11e>
8002bd2: e0de b.n 8002d92 <put_fat+0x1fe>
case FS_FAT12 :
bc = (UINT)clst; bc += bc / 2;
8002bd4: 68bb ldr r3, [r7, #8]
8002bd6: 617b str r3, [r7, #20]
8002bd8: 697b ldr r3, [r7, #20]
8002bda: 085b lsrs r3, r3, #1
8002bdc: 697a ldr r2, [r7, #20]
8002bde: 4413 add r3, r2
8002be0: 617b str r3, [r7, #20]
res = move_window(fs, fs->fatbase + (bc / SS(fs)));
8002be2: 68fb ldr r3, [r7, #12]
8002be4: f8d3 2220 ldr.w r2, [r3, #544] ; 0x220
8002be8: 697b ldr r3, [r7, #20]
8002bea: 0a5b lsrs r3, r3, #9
8002bec: 4413 add r3, r2
8002bee: 4619 mov r1, r3
8002bf0: 68f8 ldr r0, [r7, #12]
8002bf2: f7ff fec6 bl 8002982 <move_window>
8002bf6: 4603 mov r3, r0
8002bf8: 77fb strb r3, [r7, #31]
if (res != FR_OK) break;
8002bfa: 7ffb ldrb r3, [r7, #31]
8002bfc: 2b00 cmp r3, #0
8002bfe: f040 80cb bne.w 8002d98 <put_fat+0x204>
p = &fs->win.d8[bc++ % SS(fs)];
8002c02: 697b ldr r3, [r7, #20]
8002c04: 1c5a adds r2, r3, #1
8002c06: 617a str r2, [r7, #20]
8002c08: f3c3 0308 ubfx r3, r3, #0, #9
8002c0c: 68fa ldr r2, [r7, #12]
8002c0e: 4413 add r3, r2
8002c10: 61bb str r3, [r7, #24]
*p = (clst & 1) ? ((*p & 0x0F) | ((BYTE)val << 4)) : (BYTE)val;
8002c12: 68bb ldr r3, [r7, #8]
8002c14: f003 0301 and.w r3, r3, #1
8002c18: 2b00 cmp r3, #0
8002c1a: d00d beq.n 8002c38 <put_fat+0xa4>
8002c1c: 69bb ldr r3, [r7, #24]
8002c1e: 781b ldrb r3, [r3, #0]
8002c20: b25b sxtb r3, r3
8002c22: f003 030f and.w r3, r3, #15
8002c26: b25a sxtb r2, r3
8002c28: 687b ldr r3, [r7, #4]
8002c2a: b2db uxtb r3, r3
8002c2c: 011b lsls r3, r3, #4
8002c2e: b25b sxtb r3, r3
8002c30: 4313 orrs r3, r2
8002c32: b25b sxtb r3, r3
8002c34: b2db uxtb r3, r3
8002c36: e001 b.n 8002c3c <put_fat+0xa8>
8002c38: 687b ldr r3, [r7, #4]
8002c3a: b2db uxtb r3, r3
8002c3c: 69ba ldr r2, [r7, #24]
8002c3e: 7013 strb r3, [r2, #0]
fs->wflag = 1;
8002c40: 68fb ldr r3, [r7, #12]
8002c42: 2201 movs r2, #1
8002c44: f883 2204 strb.w r2, [r3, #516] ; 0x204
res = move_window(fs, fs->fatbase + (bc / SS(fs)));
8002c48: 68fb ldr r3, [r7, #12]
8002c4a: f8d3 2220 ldr.w r2, [r3, #544] ; 0x220
8002c4e: 697b ldr r3, [r7, #20]
8002c50: 0a5b lsrs r3, r3, #9
8002c52: 4413 add r3, r2
8002c54: 4619 mov r1, r3
8002c56: 68f8 ldr r0, [r7, #12]
8002c58: f7ff fe93 bl 8002982 <move_window>
8002c5c: 4603 mov r3, r0
8002c5e: 77fb strb r3, [r7, #31]
if (res != FR_OK) break;
8002c60: 7ffb ldrb r3, [r7, #31]
8002c62: 2b00 cmp r3, #0
8002c64: f040 809a bne.w 8002d9c <put_fat+0x208>
p = &fs->win.d8[bc % SS(fs)];
8002c68: 697b ldr r3, [r7, #20]
8002c6a: f3c3 0308 ubfx r3, r3, #0, #9
8002c6e: 68fa ldr r2, [r7, #12]
8002c70: 4413 add r3, r2
8002c72: 61bb str r3, [r7, #24]
*p = (clst & 1) ? (BYTE)(val >> 4) : ((*p & 0xF0) | ((BYTE)(val >> 8) & 0x0F));
8002c74: 68bb ldr r3, [r7, #8]
8002c76: f003 0301 and.w r3, r3, #1
8002c7a: 2b00 cmp r3, #0
8002c7c: d003 beq.n 8002c86 <put_fat+0xf2>
8002c7e: 687b ldr r3, [r7, #4]
8002c80: 091b lsrs r3, r3, #4
8002c82: b2db uxtb r3, r3
8002c84: e00e b.n 8002ca4 <put_fat+0x110>
8002c86: 69bb ldr r3, [r7, #24]
8002c88: 781b ldrb r3, [r3, #0]
8002c8a: b25b sxtb r3, r3
8002c8c: f023 030f bic.w r3, r3, #15
8002c90: b25a sxtb r2, r3
8002c92: 687b ldr r3, [r7, #4]
8002c94: 0a1b lsrs r3, r3, #8
8002c96: b25b sxtb r3, r3
8002c98: f003 030f and.w r3, r3, #15
8002c9c: b25b sxtb r3, r3
8002c9e: 4313 orrs r3, r2
8002ca0: b25b sxtb r3, r3
8002ca2: b2db uxtb r3, r3
8002ca4: 69ba ldr r2, [r7, #24]
8002ca6: 7013 strb r3, [r2, #0]
fs->wflag = 1;
8002ca8: 68fb ldr r3, [r7, #12]
8002caa: 2201 movs r2, #1
8002cac: f883 2204 strb.w r2, [r3, #516] ; 0x204
break;
8002cb0: e079 b.n 8002da6 <put_fat+0x212>
case FS_FAT16 :
res = move_window(fs, fs->fatbase + (clst / (SS(fs) / 2)));
8002cb2: 68fb ldr r3, [r7, #12]
8002cb4: f8d3 2220 ldr.w r2, [r3, #544] ; 0x220
8002cb8: 68bb ldr r3, [r7, #8]
8002cba: 0a1b lsrs r3, r3, #8
8002cbc: 4413 add r3, r2
8002cbe: 4619 mov r1, r3
8002cc0: 68f8 ldr r0, [r7, #12]
8002cc2: f7ff fe5e bl 8002982 <move_window>
8002cc6: 4603 mov r3, r0
8002cc8: 77fb strb r3, [r7, #31]
if (res != FR_OK) break;
8002cca: 7ffb ldrb r3, [r7, #31]
8002ccc: 2b00 cmp r3, #0
8002cce: d167 bne.n 8002da0 <put_fat+0x20c>
p = &fs->win.d8[clst * 2 % SS(fs)];
8002cd0: 68bb ldr r3, [r7, #8]
8002cd2: 005b lsls r3, r3, #1
8002cd4: f403 73ff and.w r3, r3, #510 ; 0x1fe
8002cd8: 68fa ldr r2, [r7, #12]
8002cda: 4413 add r3, r2
8002cdc: 61bb str r3, [r7, #24]
ST_WORD(p, (WORD)val);
8002cde: 687b ldr r3, [r7, #4]
8002ce0: b2da uxtb r2, r3
8002ce2: 69bb ldr r3, [r7, #24]
8002ce4: 701a strb r2, [r3, #0]
8002ce6: 687b ldr r3, [r7, #4]
8002ce8: b29b uxth r3, r3
8002cea: 0a1b lsrs r3, r3, #8
8002cec: b29a uxth r2, r3
8002cee: 69bb ldr r3, [r7, #24]
8002cf0: 3301 adds r3, #1
8002cf2: b2d2 uxtb r2, r2
8002cf4: 701a strb r2, [r3, #0]
fs->wflag = 1;
8002cf6: 68fb ldr r3, [r7, #12]
8002cf8: 2201 movs r2, #1
8002cfa: f883 2204 strb.w r2, [r3, #516] ; 0x204
break;
8002cfe: e052 b.n 8002da6 <put_fat+0x212>
case FS_FAT32 :
res = move_window(fs, fs->fatbase + (clst / (SS(fs) / 4)));
8002d00: 68fb ldr r3, [r7, #12]
8002d02: f8d3 2220 ldr.w r2, [r3, #544] ; 0x220
8002d06: 68bb ldr r3, [r7, #8]
8002d08: 09db lsrs r3, r3, #7
8002d0a: 4413 add r3, r2
8002d0c: 4619 mov r1, r3
8002d0e: 68f8 ldr r0, [r7, #12]
8002d10: f7ff fe37 bl 8002982 <move_window>
8002d14: 4603 mov r3, r0
8002d16: 77fb strb r3, [r7, #31]
if (res != FR_OK) break;
8002d18: 7ffb ldrb r3, [r7, #31]
8002d1a: 2b00 cmp r3, #0
8002d1c: d142 bne.n 8002da4 <put_fat+0x210>
p = &fs->win.d8[clst * 4 % SS(fs)];
8002d1e: 68bb ldr r3, [r7, #8]
8002d20: 009b lsls r3, r3, #2
8002d22: f403 73fe and.w r3, r3, #508 ; 0x1fc
8002d26: 68fa ldr r2, [r7, #12]
8002d28: 4413 add r3, r2
8002d2a: 61bb str r3, [r7, #24]
val |= LD_DWORD(p) & 0xF0000000;
8002d2c: 69bb ldr r3, [r7, #24]
8002d2e: 3303 adds r3, #3
8002d30: 781b ldrb r3, [r3, #0]
8002d32: 061a lsls r2, r3, #24
8002d34: 69bb ldr r3, [r7, #24]
8002d36: 3302 adds r3, #2
8002d38: 781b ldrb r3, [r3, #0]
8002d3a: 041b lsls r3, r3, #16
8002d3c: 4313 orrs r3, r2
8002d3e: 69ba ldr r2, [r7, #24]
8002d40: 3201 adds r2, #1
8002d42: 7812 ldrb r2, [r2, #0]
8002d44: 0212 lsls r2, r2, #8
8002d46: 4313 orrs r3, r2
8002d48: 69ba ldr r2, [r7, #24]
8002d4a: 7812 ldrb r2, [r2, #0]
8002d4c: 4313 orrs r3, r2
8002d4e: f003 4370 and.w r3, r3, #4026531840 ; 0xf0000000
8002d52: 687a ldr r2, [r7, #4]
8002d54: 4313 orrs r3, r2
8002d56: 607b str r3, [r7, #4]
ST_DWORD(p, val);
8002d58: 687b ldr r3, [r7, #4]
8002d5a: b2da uxtb r2, r3
8002d5c: 69bb ldr r3, [r7, #24]
8002d5e: 701a strb r2, [r3, #0]
8002d60: 687b ldr r3, [r7, #4]
8002d62: b29b uxth r3, r3
8002d64: 0a1b lsrs r3, r3, #8
8002d66: b29a uxth r2, r3
8002d68: 69bb ldr r3, [r7, #24]
8002d6a: 3301 adds r3, #1
8002d6c: b2d2 uxtb r2, r2
8002d6e: 701a strb r2, [r3, #0]
8002d70: 687b ldr r3, [r7, #4]
8002d72: 0c1a lsrs r2, r3, #16
8002d74: 69bb ldr r3, [r7, #24]
8002d76: 3302 adds r3, #2
8002d78: b2d2 uxtb r2, r2
8002d7a: 701a strb r2, [r3, #0]
8002d7c: 687b ldr r3, [r7, #4]
8002d7e: 0e1a lsrs r2, r3, #24
8002d80: 69bb ldr r3, [r7, #24]
8002d82: 3303 adds r3, #3
8002d84: b2d2 uxtb r2, r2
8002d86: 701a strb r2, [r3, #0]
fs->wflag = 1;
8002d88: 68fb ldr r3, [r7, #12]
8002d8a: 2201 movs r2, #1
8002d8c: f883 2204 strb.w r2, [r3, #516] ; 0x204
break;
8002d90: e009 b.n 8002da6 <put_fat+0x212>
default :
res = FR_INT_ERR;
8002d92: 2302 movs r3, #2
8002d94: 77fb strb r3, [r7, #31]
8002d96: e006 b.n 8002da6 <put_fat+0x212>
if (res != FR_OK) break;
8002d98: bf00 nop
8002d9a: e004 b.n 8002da6 <put_fat+0x212>
if (res != FR_OK) break;
8002d9c: bf00 nop
8002d9e: e002 b.n 8002da6 <put_fat+0x212>
if (res != FR_OK) break;
8002da0: bf00 nop
8002da2: e000 b.n 8002da6 <put_fat+0x212>
if (res != FR_OK) break;
8002da4: bf00 nop
}
}
return res;
8002da6: 7ffb ldrb r3, [r7, #31]
}
8002da8: 4618 mov r0, r3
8002daa: 3720 adds r7, #32
8002dac: 46bd mov sp, r7
8002dae: bd80 pop {r7, pc}
08002db0 <remove_chain>:
static
FRESULT remove_chain (
FATFS* fs, /* File system object */
DWORD clst /* Cluster# to remove a chain from */
)
{
8002db0: b580 push {r7, lr}
8002db2: b084 sub sp, #16
8002db4: af00 add r7, sp, #0
8002db6: 6078 str r0, [r7, #4]
8002db8: 6039 str r1, [r7, #0]
DWORD nxt;
#if _USE_TRIM
DWORD scl = clst, ecl = clst, rt[2];
#endif
if (clst < 2 || clst >= fs->n_fatent) { /* Check range */
8002dba: 683b ldr r3, [r7, #0]
8002dbc: 2b01 cmp r3, #1
8002dbe: d905 bls.n 8002dcc <remove_chain+0x1c>
8002dc0: 687b ldr r3, [r7, #4]
8002dc2: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8002dc6: 683a ldr r2, [r7, #0]
8002dc8: 429a cmp r2, r3
8002dca: d302 bcc.n 8002dd2 <remove_chain+0x22>
res = FR_INT_ERR;
8002dcc: 2302 movs r3, #2
8002dce: 73fb strb r3, [r7, #15]
8002dd0: e043 b.n 8002e5a <remove_chain+0xaa>
} else {
res = FR_OK;
8002dd2: 2300 movs r3, #0
8002dd4: 73fb strb r3, [r7, #15]
while (clst < fs->n_fatent) { /* Not a last link? */
8002dd6: e036 b.n 8002e46 <remove_chain+0x96>
nxt = get_fat(fs, clst); /* Get cluster status */
8002dd8: 6839 ldr r1, [r7, #0]
8002dda: 6878 ldr r0, [r7, #4]
8002ddc: f7ff fe20 bl 8002a20 <get_fat>
8002de0: 60b8 str r0, [r7, #8]
if (nxt == 0) break; /* Empty cluster? */
8002de2: 68bb ldr r3, [r7, #8]
8002de4: 2b00 cmp r3, #0
8002de6: d035 beq.n 8002e54 <remove_chain+0xa4>
if (nxt == 1) { res = FR_INT_ERR; break; } /* Internal error? */
8002de8: 68bb ldr r3, [r7, #8]
8002dea: 2b01 cmp r3, #1
8002dec: d102 bne.n 8002df4 <remove_chain+0x44>
8002dee: 2302 movs r3, #2
8002df0: 73fb strb r3, [r7, #15]
8002df2: e032 b.n 8002e5a <remove_chain+0xaa>
if (nxt == 0xFFFFFFFF) { res = FR_DISK_ERR; break; } /* Disk error? */
8002df4: 68bb ldr r3, [r7, #8]
8002df6: f1b3 3fff cmp.w r3, #4294967295
8002dfa: d102 bne.n 8002e02 <remove_chain+0x52>
8002dfc: 2301 movs r3, #1
8002dfe: 73fb strb r3, [r7, #15]
8002e00: e02b b.n 8002e5a <remove_chain+0xaa>
res = put_fat(fs, clst, 0); /* Mark the cluster "empty" */
8002e02: 2200 movs r2, #0
8002e04: 6839 ldr r1, [r7, #0]
8002e06: 6878 ldr r0, [r7, #4]
8002e08: f7ff fec4 bl 8002b94 <put_fat>
8002e0c: 4603 mov r3, r0
8002e0e: 73fb strb r3, [r7, #15]
if (res != FR_OK) break;
8002e10: 7bfb ldrb r3, [r7, #15]
8002e12: 2b00 cmp r3, #0
8002e14: d120 bne.n 8002e58 <remove_chain+0xa8>
if (fs->free_clust != 0xFFFFFFFF) { /* Update FSINFO */
8002e16: 687b ldr r3, [r7, #4]
8002e18: f8d3 3210 ldr.w r3, [r3, #528] ; 0x210
8002e1c: f1b3 3fff cmp.w r3, #4294967295
8002e20: d00f beq.n 8002e42 <remove_chain+0x92>
fs->free_clust++;
8002e22: 687b ldr r3, [r7, #4]
8002e24: f8d3 3210 ldr.w r3, [r3, #528] ; 0x210
8002e28: 1c5a adds r2, r3, #1
8002e2a: 687b ldr r3, [r7, #4]
8002e2c: f8c3 2210 str.w r2, [r3, #528] ; 0x210
fs->fsi_flag |= 1;
8002e30: 687b ldr r3, [r7, #4]
8002e32: f893 3205 ldrb.w r3, [r3, #517] ; 0x205
8002e36: f043 0301 orr.w r3, r3, #1
8002e3a: b2da uxtb r2, r3
8002e3c: 687b ldr r3, [r7, #4]
8002e3e: f883 2205 strb.w r2, [r3, #517] ; 0x205
rt[1] = clust2sect(fs, ecl) + fs->csize - 1; /* End sector */
disk_ioctl(fs->drv, CTRL_TRIM, rt); /* Erase the block */
scl = ecl = nxt;
}
#endif
clst = nxt; /* Next cluster */
8002e42: 68bb ldr r3, [r7, #8]
8002e44: 603b str r3, [r7, #0]
while (clst < fs->n_fatent) { /* Not a last link? */
8002e46: 687b ldr r3, [r7, #4]
8002e48: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8002e4c: 683a ldr r2, [r7, #0]
8002e4e: 429a cmp r2, r3
8002e50: d3c2 bcc.n 8002dd8 <remove_chain+0x28>
8002e52: e002 b.n 8002e5a <remove_chain+0xaa>
if (nxt == 0) break; /* Empty cluster? */
8002e54: bf00 nop
8002e56: e000 b.n 8002e5a <remove_chain+0xaa>
if (res != FR_OK) break;
8002e58: bf00 nop
}
}
return res;
8002e5a: 7bfb ldrb r3, [r7, #15]
}
8002e5c: 4618 mov r0, r3
8002e5e: 3710 adds r7, #16
8002e60: 46bd mov sp, r7
8002e62: bd80 pop {r7, pc}
08002e64 <create_chain>:
static
DWORD create_chain ( /* 0:No free cluster, 1:Internal error, 0xFFFFFFFF:Disk error, >=2:New cluster# */
FATFS* fs, /* File system object */
DWORD clst /* Cluster# to stretch. 0 means create a new chain. */
)
{
8002e64: b580 push {r7, lr}
8002e66: b086 sub sp, #24
8002e68: af00 add r7, sp, #0
8002e6a: 6078 str r0, [r7, #4]
8002e6c: 6039 str r1, [r7, #0]
DWORD cs, ncl, scl;
FRESULT res;
if (clst == 0) { /* Create a new chain */
8002e6e: 683b ldr r3, [r7, #0]
8002e70: 2b00 cmp r3, #0
8002e72: d10f bne.n 8002e94 <create_chain+0x30>
scl = fs->last_clust; /* Get suggested start point */
8002e74: 687b ldr r3, [r7, #4]
8002e76: f8d3 320c ldr.w r3, [r3, #524] ; 0x20c
8002e7a: 613b str r3, [r7, #16]
if (!scl || scl >= fs->n_fatent) scl = 1;
8002e7c: 693b ldr r3, [r7, #16]
8002e7e: 2b00 cmp r3, #0
8002e80: d005 beq.n 8002e8e <create_chain+0x2a>
8002e82: 687b ldr r3, [r7, #4]
8002e84: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8002e88: 693a ldr r2, [r7, #16]
8002e8a: 429a cmp r2, r3
8002e8c: d31c bcc.n 8002ec8 <create_chain+0x64>
8002e8e: 2301 movs r3, #1
8002e90: 613b str r3, [r7, #16]
8002e92: e019 b.n 8002ec8 <create_chain+0x64>
}
else { /* Stretch the current chain */
cs = get_fat(fs, clst); /* Check the cluster status */
8002e94: 6839 ldr r1, [r7, #0]
8002e96: 6878 ldr r0, [r7, #4]
8002e98: f7ff fdc2 bl 8002a20 <get_fat>
8002e9c: 60b8 str r0, [r7, #8]
if (cs < 2) return 1; /* Invalid value */
8002e9e: 68bb ldr r3, [r7, #8]
8002ea0: 2b01 cmp r3, #1
8002ea2: d801 bhi.n 8002ea8 <create_chain+0x44>
8002ea4: 2301 movs r3, #1
8002ea6: e076 b.n 8002f96 <create_chain+0x132>
if (cs == 0xFFFFFFFF) return cs; /* A disk error occurred */
8002ea8: 68bb ldr r3, [r7, #8]
8002eaa: f1b3 3fff cmp.w r3, #4294967295
8002eae: d101 bne.n 8002eb4 <create_chain+0x50>
8002eb0: 68bb ldr r3, [r7, #8]
8002eb2: e070 b.n 8002f96 <create_chain+0x132>
if (cs < fs->n_fatent) return cs; /* It is already followed by next cluster */
8002eb4: 687b ldr r3, [r7, #4]
8002eb6: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8002eba: 68ba ldr r2, [r7, #8]
8002ebc: 429a cmp r2, r3
8002ebe: d201 bcs.n 8002ec4 <create_chain+0x60>
8002ec0: 68bb ldr r3, [r7, #8]
8002ec2: e068 b.n 8002f96 <create_chain+0x132>
scl = clst;
8002ec4: 683b ldr r3, [r7, #0]
8002ec6: 613b str r3, [r7, #16]
}
ncl = scl; /* Start cluster */
8002ec8: 693b ldr r3, [r7, #16]
8002eca: 617b str r3, [r7, #20]
for (;;) {
ncl++; /* Next cluster */
8002ecc: 697b ldr r3, [r7, #20]
8002ece: 3301 adds r3, #1
8002ed0: 617b str r3, [r7, #20]
if (ncl >= fs->n_fatent) { /* Check wrap around */
8002ed2: 687b ldr r3, [r7, #4]
8002ed4: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8002ed8: 697a ldr r2, [r7, #20]
8002eda: 429a cmp r2, r3
8002edc: d307 bcc.n 8002eee <create_chain+0x8a>
ncl = 2;
8002ede: 2302 movs r3, #2
8002ee0: 617b str r3, [r7, #20]
if (ncl > scl) return 0; /* No free cluster */
8002ee2: 697a ldr r2, [r7, #20]
8002ee4: 693b ldr r3, [r7, #16]
8002ee6: 429a cmp r2, r3
8002ee8: d901 bls.n 8002eee <create_chain+0x8a>
8002eea: 2300 movs r3, #0
8002eec: e053 b.n 8002f96 <create_chain+0x132>
}
cs = get_fat(fs, ncl); /* Get the cluster status */
8002eee: 6979 ldr r1, [r7, #20]
8002ef0: 6878 ldr r0, [r7, #4]
8002ef2: f7ff fd95 bl 8002a20 <get_fat>
8002ef6: 60b8 str r0, [r7, #8]
if (cs == 0) break; /* Found a free cluster */
8002ef8: 68bb ldr r3, [r7, #8]
8002efa: 2b00 cmp r3, #0
8002efc: d00e beq.n 8002f1c <create_chain+0xb8>
if (cs == 0xFFFFFFFF || cs == 1)/* An error occurred */
8002efe: 68bb ldr r3, [r7, #8]
8002f00: f1b3 3fff cmp.w r3, #4294967295
8002f04: d002 beq.n 8002f0c <create_chain+0xa8>
8002f06: 68bb ldr r3, [r7, #8]
8002f08: 2b01 cmp r3, #1
8002f0a: d101 bne.n 8002f10 <create_chain+0xac>
return cs;
8002f0c: 68bb ldr r3, [r7, #8]
8002f0e: e042 b.n 8002f96 <create_chain+0x132>
if (ncl == scl) return 0; /* No free cluster */
8002f10: 697a ldr r2, [r7, #20]
8002f12: 693b ldr r3, [r7, #16]
8002f14: 429a cmp r2, r3
8002f16: d1d9 bne.n 8002ecc <create_chain+0x68>
8002f18: 2300 movs r3, #0
8002f1a: e03c b.n 8002f96 <create_chain+0x132>
if (cs == 0) break; /* Found a free cluster */
8002f1c: bf00 nop
}
res = put_fat(fs, ncl, 0x0FFFFFFF); /* Mark the new cluster "last link" */
8002f1e: f06f 4270 mvn.w r2, #4026531840 ; 0xf0000000
8002f22: 6979 ldr r1, [r7, #20]
8002f24: 6878 ldr r0, [r7, #4]
8002f26: f7ff fe35 bl 8002b94 <put_fat>
8002f2a: 4603 mov r3, r0
8002f2c: 73fb strb r3, [r7, #15]
if (res == FR_OK && clst != 0) {
8002f2e: 7bfb ldrb r3, [r7, #15]
8002f30: 2b00 cmp r3, #0
8002f32: d109 bne.n 8002f48 <create_chain+0xe4>
8002f34: 683b ldr r3, [r7, #0]
8002f36: 2b00 cmp r3, #0
8002f38: d006 beq.n 8002f48 <create_chain+0xe4>
res = put_fat(fs, clst, ncl); /* Link it to the previous one if needed */
8002f3a: 697a ldr r2, [r7, #20]
8002f3c: 6839 ldr r1, [r7, #0]
8002f3e: 6878 ldr r0, [r7, #4]
8002f40: f7ff fe28 bl 8002b94 <put_fat>
8002f44: 4603 mov r3, r0
8002f46: 73fb strb r3, [r7, #15]
}
if (res == FR_OK) {
8002f48: 7bfb ldrb r3, [r7, #15]
8002f4a: 2b00 cmp r3, #0
8002f4c: d11a bne.n 8002f84 <create_chain+0x120>
fs->last_clust = ncl; /* Update FSINFO */
8002f4e: 687b ldr r3, [r7, #4]
8002f50: 697a ldr r2, [r7, #20]
8002f52: f8c3 220c str.w r2, [r3, #524] ; 0x20c
if (fs->free_clust != 0xFFFFFFFF) {
8002f56: 687b ldr r3, [r7, #4]
8002f58: f8d3 3210 ldr.w r3, [r3, #528] ; 0x210
8002f5c: f1b3 3fff cmp.w r3, #4294967295
8002f60: d018 beq.n 8002f94 <create_chain+0x130>
fs->free_clust--;
8002f62: 687b ldr r3, [r7, #4]
8002f64: f8d3 3210 ldr.w r3, [r3, #528] ; 0x210
8002f68: 1e5a subs r2, r3, #1
8002f6a: 687b ldr r3, [r7, #4]
8002f6c: f8c3 2210 str.w r2, [r3, #528] ; 0x210
fs->fsi_flag |= 1;
8002f70: 687b ldr r3, [r7, #4]
8002f72: f893 3205 ldrb.w r3, [r3, #517] ; 0x205
8002f76: f043 0301 orr.w r3, r3, #1
8002f7a: b2da uxtb r2, r3
8002f7c: 687b ldr r3, [r7, #4]
8002f7e: f883 2205 strb.w r2, [r3, #517] ; 0x205
8002f82: e007 b.n 8002f94 <create_chain+0x130>
}
} else {
ncl = (res == FR_DISK_ERR) ? 0xFFFFFFFF : 1;
8002f84: 7bfb ldrb r3, [r7, #15]
8002f86: 2b01 cmp r3, #1
8002f88: d102 bne.n 8002f90 <create_chain+0x12c>
8002f8a: f04f 33ff mov.w r3, #4294967295
8002f8e: e000 b.n 8002f92 <create_chain+0x12e>
8002f90: 2301 movs r3, #1
8002f92: 617b str r3, [r7, #20]
}
return ncl; /* Return new cluster number or error code */
8002f94: 697b ldr r3, [r7, #20]
}
8002f96: 4618 mov r0, r3
8002f98: 3718 adds r7, #24
8002f9a: 46bd mov sp, r7
8002f9c: bd80 pop {r7, pc}
08002f9e <clmt_clust>:
static
DWORD clmt_clust ( /* <2:Error, >=2:Cluster number */
FIL* fp, /* Pointer to the file object */
DWORD ofs /* File offset to be converted to cluster# */
)
{
8002f9e: b480 push {r7}
8002fa0: b087 sub sp, #28
8002fa2: af00 add r7, sp, #0
8002fa4: 6078 str r0, [r7, #4]
8002fa6: 6039 str r1, [r7, #0]
DWORD cl, ncl, *tbl;
tbl = fp->cltbl + 1; /* Top of CLMT */
8002fa8: 687b ldr r3, [r7, #4]
8002faa: f8d3 3224 ldr.w r3, [r3, #548] ; 0x224
8002fae: 3304 adds r3, #4
8002fb0: 613b str r3, [r7, #16]
cl = ofs / SS(fp->fs) / fp->fs->csize; /* Cluster order from top of the file */
8002fb2: 683b ldr r3, [r7, #0]
8002fb4: 0a5b lsrs r3, r3, #9
8002fb6: 687a ldr r2, [r7, #4]
8002fb8: f8d2 2200 ldr.w r2, [r2, #512] ; 0x200
8002fbc: f892 2202 ldrb.w r2, [r2, #514] ; 0x202
8002fc0: fbb3 f3f2 udiv r3, r3, r2
8002fc4: 617b str r3, [r7, #20]
for (;;) {
ncl = *tbl++; /* Number of cluters in the fragment */
8002fc6: 693b ldr r3, [r7, #16]
8002fc8: 1d1a adds r2, r3, #4
8002fca: 613a str r2, [r7, #16]
8002fcc: 681b ldr r3, [r3, #0]
8002fce: 60fb str r3, [r7, #12]
if (!ncl) return 0; /* End of table? (error) */
8002fd0: 68fb ldr r3, [r7, #12]
8002fd2: 2b00 cmp r3, #0
8002fd4: d101 bne.n 8002fda <clmt_clust+0x3c>
8002fd6: 2300 movs r3, #0
8002fd8: e010 b.n 8002ffc <clmt_clust+0x5e>
if (cl < ncl) break; /* In this fragment? */
8002fda: 697a ldr r2, [r7, #20]
8002fdc: 68fb ldr r3, [r7, #12]
8002fde: 429a cmp r2, r3
8002fe0: d307 bcc.n 8002ff2 <clmt_clust+0x54>
cl -= ncl; tbl++; /* Next fragment */
8002fe2: 697a ldr r2, [r7, #20]
8002fe4: 68fb ldr r3, [r7, #12]
8002fe6: 1ad3 subs r3, r2, r3
8002fe8: 617b str r3, [r7, #20]
8002fea: 693b ldr r3, [r7, #16]
8002fec: 3304 adds r3, #4
8002fee: 613b str r3, [r7, #16]
ncl = *tbl++; /* Number of cluters in the fragment */
8002ff0: e7e9 b.n 8002fc6 <clmt_clust+0x28>
if (cl < ncl) break; /* In this fragment? */
8002ff2: bf00 nop
}
return cl + *tbl; /* Return the cluster number */
8002ff4: 693b ldr r3, [r7, #16]
8002ff6: 681a ldr r2, [r3, #0]
8002ff8: 697b ldr r3, [r7, #20]
8002ffa: 4413 add r3, r2
}
8002ffc: 4618 mov r0, r3
8002ffe: 371c adds r7, #28
8003000: 46bd mov sp, r7
8003002: bc80 pop {r7}
8003004: 4770 bx lr
08003006 <dir_sdi>:
static
FRESULT dir_sdi (
DIR* dp, /* Pointer to directory object */
UINT idx /* Index of directory table */
)
{
8003006: b580 push {r7, lr}
8003008: b086 sub sp, #24
800300a: af00 add r7, sp, #0
800300c: 6078 str r0, [r7, #4]
800300e: 6039 str r1, [r7, #0]
DWORD clst, sect;
UINT ic;
dp->index = (WORD)idx; /* Current index */
8003010: 683b ldr r3, [r7, #0]
8003012: b29a uxth r2, r3
8003014: 687b ldr r3, [r7, #4]
8003016: f8a3 2206 strh.w r2, [r3, #518] ; 0x206
clst = dp->sclust; /* Table start cluster (0:root) */
800301a: 687b ldr r3, [r7, #4]
800301c: f8d3 3208 ldr.w r3, [r3, #520] ; 0x208
8003020: 617b str r3, [r7, #20]
if (clst == 1 || clst >= dp->fs->n_fatent) /* Check start cluster range */
8003022: 697b ldr r3, [r7, #20]
8003024: 2b01 cmp r3, #1
8003026: d007 beq.n 8003038 <dir_sdi+0x32>
8003028: 687b ldr r3, [r7, #4]
800302a: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
800302e: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8003032: 697a ldr r2, [r7, #20]
8003034: 429a cmp r2, r3
8003036: d301 bcc.n 800303c <dir_sdi+0x36>
return FR_INT_ERR;
8003038: 2302 movs r3, #2
800303a: e074 b.n 8003126 <dir_sdi+0x120>
if (!clst && dp->fs->fs_type == FS_FAT32) /* Replace cluster# 0 with root cluster# if in FAT32 */
800303c: 697b ldr r3, [r7, #20]
800303e: 2b00 cmp r3, #0
8003040: d10c bne.n 800305c <dir_sdi+0x56>
8003042: 687b ldr r3, [r7, #4]
8003044: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003048: f893 3200 ldrb.w r3, [r3, #512] ; 0x200
800304c: 2b03 cmp r3, #3
800304e: d105 bne.n 800305c <dir_sdi+0x56>
clst = dp->fs->dirbase;
8003050: 687b ldr r3, [r7, #4]
8003052: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003056: f8d3 3224 ldr.w r3, [r3, #548] ; 0x224
800305a: 617b str r3, [r7, #20]
if (clst == 0) { /* Static table (root-directory in FAT12/16) */
800305c: 697b ldr r3, [r7, #20]
800305e: 2b00 cmp r3, #0
8003060: d111 bne.n 8003086 <dir_sdi+0x80>
if (idx >= dp->fs->n_rootdir) /* Is index out of range? */
8003062: 687b ldr r3, [r7, #4]
8003064: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003068: f8b3 3208 ldrh.w r3, [r3, #520] ; 0x208
800306c: 461a mov r2, r3
800306e: 683b ldr r3, [r7, #0]
8003070: 4293 cmp r3, r2
8003072: d301 bcc.n 8003078 <dir_sdi+0x72>
return FR_INT_ERR;
8003074: 2302 movs r3, #2
8003076: e056 b.n 8003126 <dir_sdi+0x120>
sect = dp->fs->dirbase;
8003078: 687b ldr r3, [r7, #4]
800307a: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
800307e: f8d3 3224 ldr.w r3, [r3, #548] ; 0x224
8003082: 613b str r3, [r7, #16]
8003084: e032 b.n 80030ec <dir_sdi+0xe6>
}
else { /* Dynamic table (root-directory in FAT32 or sub-directory) */
ic = SS(dp->fs) / SZ_DIRE * dp->fs->csize; /* Entries per cluster */
8003086: 687b ldr r3, [r7, #4]
8003088: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
800308c: f893 3202 ldrb.w r3, [r3, #514] ; 0x202
8003090: 011b lsls r3, r3, #4
8003092: 60fb str r3, [r7, #12]
while (idx >= ic) { /* Follow cluster chain */
8003094: e01e b.n 80030d4 <dir_sdi+0xce>
clst = get_fat(dp->fs, clst); /* Get next cluster */
8003096: 687b ldr r3, [r7, #4]
8003098: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
800309c: 6979 ldr r1, [r7, #20]
800309e: 4618 mov r0, r3
80030a0: f7ff fcbe bl 8002a20 <get_fat>
80030a4: 6178 str r0, [r7, #20]
if (clst == 0xFFFFFFFF) return FR_DISK_ERR; /* Disk error */
80030a6: 697b ldr r3, [r7, #20]
80030a8: f1b3 3fff cmp.w r3, #4294967295
80030ac: d101 bne.n 80030b2 <dir_sdi+0xac>
80030ae: 2301 movs r3, #1
80030b0: e039 b.n 8003126 <dir_sdi+0x120>
if (clst < 2 || clst >= dp->fs->n_fatent) /* Reached to end of table or internal error */
80030b2: 697b ldr r3, [r7, #20]
80030b4: 2b01 cmp r3, #1
80030b6: d907 bls.n 80030c8 <dir_sdi+0xc2>
80030b8: 687b ldr r3, [r7, #4]
80030ba: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80030be: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
80030c2: 697a ldr r2, [r7, #20]
80030c4: 429a cmp r2, r3
80030c6: d301 bcc.n 80030cc <dir_sdi+0xc6>
return FR_INT_ERR;
80030c8: 2302 movs r3, #2
80030ca: e02c b.n 8003126 <dir_sdi+0x120>
idx -= ic;
80030cc: 683a ldr r2, [r7, #0]
80030ce: 68fb ldr r3, [r7, #12]
80030d0: 1ad3 subs r3, r2, r3
80030d2: 603b str r3, [r7, #0]
while (idx >= ic) { /* Follow cluster chain */
80030d4: 683a ldr r2, [r7, #0]
80030d6: 68fb ldr r3, [r7, #12]
80030d8: 429a cmp r2, r3
80030da: d2dc bcs.n 8003096 <dir_sdi+0x90>
}
sect = clust2sect(dp->fs, clst);
80030dc: 687b ldr r3, [r7, #4]
80030de: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80030e2: 6979 ldr r1, [r7, #20]
80030e4: 4618 mov r0, r3
80030e6: f7ff fc7a bl 80029de <clust2sect>
80030ea: 6138 str r0, [r7, #16]
}
dp->clust = clst; /* Current cluster# */
80030ec: 687b ldr r3, [r7, #4]
80030ee: 697a ldr r2, [r7, #20]
80030f0: f8c3 220c str.w r2, [r3, #524] ; 0x20c
if (!sect) return FR_INT_ERR;
80030f4: 693b ldr r3, [r7, #16]
80030f6: 2b00 cmp r3, #0
80030f8: d101 bne.n 80030fe <dir_sdi+0xf8>
80030fa: 2302 movs r3, #2
80030fc: e013 b.n 8003126 <dir_sdi+0x120>
dp->sect = sect + idx / (SS(dp->fs) / SZ_DIRE); /* Sector# of the directory entry */
80030fe: 683b ldr r3, [r7, #0]
8003100: 091a lsrs r2, r3, #4
8003102: 693b ldr r3, [r7, #16]
8003104: 441a add r2, r3
8003106: 687b ldr r3, [r7, #4]
8003108: f8c3 2210 str.w r2, [r3, #528] ; 0x210
dp->dir = dp->fs->win.d8 + (idx % (SS(dp->fs) / SZ_DIRE)) * SZ_DIRE; /* Ptr to the entry in the sector */
800310c: 687b ldr r3, [r7, #4]
800310e: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003112: 461a mov r2, r3
8003114: 683b ldr r3, [r7, #0]
8003116: f003 030f and.w r3, r3, #15
800311a: 015b lsls r3, r3, #5
800311c: 441a add r2, r3
800311e: 687b ldr r3, [r7, #4]
8003120: f8c3 2214 str.w r2, [r3, #532] ; 0x214
return FR_OK;
8003124: 2300 movs r3, #0
}
8003126: 4618 mov r0, r3
8003128: 3718 adds r7, #24
800312a: 46bd mov sp, r7
800312c: bd80 pop {r7, pc}
0800312e <dir_next>:
static
FRESULT dir_next ( /* FR_OK:Succeeded, FR_NO_FILE:End of table, FR_DENIED:Could not stretch */
DIR* dp, /* Pointer to the directory object */
int stretch /* 0: Do not stretch table, 1: Stretch table if needed */
)
{
800312e: b590 push {r4, r7, lr}
8003130: b087 sub sp, #28
8003132: af00 add r7, sp, #0
8003134: 6078 str r0, [r7, #4]
8003136: 6039 str r1, [r7, #0]
#if !_FS_READONLY
UINT c;
#endif
i = dp->index + 1;
8003138: 687b ldr r3, [r7, #4]
800313a: f8b3 3206 ldrh.w r3, [r3, #518] ; 0x206
800313e: 3301 adds r3, #1
8003140: 60fb str r3, [r7, #12]
if (!(i & 0xFFFF) || !dp->sect) /* Report EOT when index has reached 65535 */
8003142: 68fb ldr r3, [r7, #12]
8003144: b29b uxth r3, r3
8003146: 2b00 cmp r3, #0
8003148: d004 beq.n 8003154 <dir_next+0x26>
800314a: 687b ldr r3, [r7, #4]
800314c: f8d3 3210 ldr.w r3, [r3, #528] ; 0x210
8003150: 2b00 cmp r3, #0
8003152: d101 bne.n 8003158 <dir_next+0x2a>
return FR_NO_FILE;
8003154: 2304 movs r3, #4
8003156: e0dd b.n 8003314 <dir_next+0x1e6>
if (!(i % (SS(dp->fs) / SZ_DIRE))) { /* Sector changed? */
8003158: 68fb ldr r3, [r7, #12]
800315a: f003 030f and.w r3, r3, #15
800315e: 2b00 cmp r3, #0
8003160: f040 80c6 bne.w 80032f0 <dir_next+0x1c2>
dp->sect++; /* Next sector */
8003164: 687b ldr r3, [r7, #4]
8003166: f8d3 3210 ldr.w r3, [r3, #528] ; 0x210
800316a: 1c5a adds r2, r3, #1
800316c: 687b ldr r3, [r7, #4]
800316e: f8c3 2210 str.w r2, [r3, #528] ; 0x210
if (!dp->clust) { /* Static table */
8003172: 687b ldr r3, [r7, #4]
8003174: f8d3 320c ldr.w r3, [r3, #524] ; 0x20c
8003178: 2b00 cmp r3, #0
800317a: d10b bne.n 8003194 <dir_next+0x66>
if (i >= dp->fs->n_rootdir) /* Report EOT if it reached end of static table */
800317c: 687b ldr r3, [r7, #4]
800317e: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003182: f8b3 3208 ldrh.w r3, [r3, #520] ; 0x208
8003186: 461a mov r2, r3
8003188: 68fb ldr r3, [r7, #12]
800318a: 4293 cmp r3, r2
800318c: f0c0 80b0 bcc.w 80032f0 <dir_next+0x1c2>
return FR_NO_FILE;
8003190: 2304 movs r3, #4
8003192: e0bf b.n 8003314 <dir_next+0x1e6>
}
else { /* Dynamic table */
if (((i / (SS(dp->fs) / SZ_DIRE)) & (dp->fs->csize - 1)) == 0) { /* Cluster changed? */
8003194: 68fb ldr r3, [r7, #12]
8003196: 091b lsrs r3, r3, #4
8003198: 687a ldr r2, [r7, #4]
800319a: f8d2 2200 ldr.w r2, [r2, #512] ; 0x200
800319e: f892 2202 ldrb.w r2, [r2, #514] ; 0x202
80031a2: 3a01 subs r2, #1
80031a4: 4013 ands r3, r2
80031a6: 2b00 cmp r3, #0
80031a8: f040 80a2 bne.w 80032f0 <dir_next+0x1c2>
clst = get_fat(dp->fs, dp->clust); /* Get next cluster */
80031ac: 687b ldr r3, [r7, #4]
80031ae: f8d3 2200 ldr.w r2, [r3, #512] ; 0x200
80031b2: 687b ldr r3, [r7, #4]
80031b4: f8d3 320c ldr.w r3, [r3, #524] ; 0x20c
80031b8: 4619 mov r1, r3
80031ba: 4610 mov r0, r2
80031bc: f7ff fc30 bl 8002a20 <get_fat>
80031c0: 6178 str r0, [r7, #20]
if (clst <= 1) return FR_INT_ERR;
80031c2: 697b ldr r3, [r7, #20]
80031c4: 2b01 cmp r3, #1
80031c6: d801 bhi.n 80031cc <dir_next+0x9e>
80031c8: 2302 movs r3, #2
80031ca: e0a3 b.n 8003314 <dir_next+0x1e6>
if (clst == 0xFFFFFFFF) return FR_DISK_ERR;
80031cc: 697b ldr r3, [r7, #20]
80031ce: f1b3 3fff cmp.w r3, #4294967295
80031d2: d101 bne.n 80031d8 <dir_next+0xaa>
80031d4: 2301 movs r3, #1
80031d6: e09d b.n 8003314 <dir_next+0x1e6>
if (clst >= dp->fs->n_fatent) { /* If it reached end of dynamic table, */
80031d8: 687b ldr r3, [r7, #4]
80031da: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80031de: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
80031e2: 697a ldr r2, [r7, #20]
80031e4: 429a cmp r2, r3
80031e6: d374 bcc.n 80032d2 <dir_next+0x1a4>
#if !_FS_READONLY
if (!stretch) return FR_NO_FILE; /* If do not stretch, report EOT */
80031e8: 683b ldr r3, [r7, #0]
80031ea: 2b00 cmp r3, #0
80031ec: d101 bne.n 80031f2 <dir_next+0xc4>
80031ee: 2304 movs r3, #4
80031f0: e090 b.n 8003314 <dir_next+0x1e6>
clst = create_chain(dp->fs, dp->clust); /* Stretch cluster chain */
80031f2: 687b ldr r3, [r7, #4]
80031f4: f8d3 2200 ldr.w r2, [r3, #512] ; 0x200
80031f8: 687b ldr r3, [r7, #4]
80031fa: f8d3 320c ldr.w r3, [r3, #524] ; 0x20c
80031fe: 4619 mov r1, r3
8003200: 4610 mov r0, r2
8003202: f7ff fe2f bl 8002e64 <create_chain>
8003206: 6178 str r0, [r7, #20]
if (clst == 0) return FR_DENIED; /* No free cluster */
8003208: 697b ldr r3, [r7, #20]
800320a: 2b00 cmp r3, #0
800320c: d101 bne.n 8003212 <dir_next+0xe4>
800320e: 2307 movs r3, #7
8003210: e080 b.n 8003314 <dir_next+0x1e6>
if (clst == 1) return FR_INT_ERR;
8003212: 697b ldr r3, [r7, #20]
8003214: 2b01 cmp r3, #1
8003216: d101 bne.n 800321c <dir_next+0xee>
8003218: 2302 movs r3, #2
800321a: e07b b.n 8003314 <dir_next+0x1e6>
if (clst == 0xFFFFFFFF) return FR_DISK_ERR;
800321c: 697b ldr r3, [r7, #20]
800321e: f1b3 3fff cmp.w r3, #4294967295
8003222: d101 bne.n 8003228 <dir_next+0xfa>
8003224: 2301 movs r3, #1
8003226: e075 b.n 8003314 <dir_next+0x1e6>
/* Clean-up stretched table */
if (sync_window(dp->fs)) return FR_DISK_ERR;/* Flush disk access window */
8003228: 687b ldr r3, [r7, #4]
800322a: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
800322e: 4618 mov r0, r3
8003230: f7ff fb5e bl 80028f0 <sync_window>
8003234: 4603 mov r3, r0
8003236: 2b00 cmp r3, #0
8003238: d001 beq.n 800323e <dir_next+0x110>
800323a: 2301 movs r3, #1
800323c: e06a b.n 8003314 <dir_next+0x1e6>
mem_set(dp->fs->win.d8, 0, SS(dp->fs)); /* Clear window buffer */
800323e: 687b ldr r3, [r7, #4]
8003240: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003244: f44f 7200 mov.w r2, #512 ; 0x200
8003248: 2100 movs r1, #0
800324a: 4618 mov r0, r3
800324c: f7ff f986 bl 800255c <mem_set>
dp->fs->winsect = clust2sect(dp->fs, clst); /* Cluster start sector */
8003250: 687b ldr r3, [r7, #4]
8003252: f8d3 2200 ldr.w r2, [r3, #512] ; 0x200
8003256: 687b ldr r3, [r7, #4]
8003258: f8d3 4200 ldr.w r4, [r3, #512] ; 0x200
800325c: 6979 ldr r1, [r7, #20]
800325e: 4610 mov r0, r2
8003260: f7ff fbbd bl 80029de <clust2sect>
8003264: 4603 mov r3, r0
8003266: f8c4 322c str.w r3, [r4, #556] ; 0x22c
for (c = 0; c < dp->fs->csize; c++) { /* Fill the new cluster with 0 */
800326a: 2300 movs r3, #0
800326c: 613b str r3, [r7, #16]
800326e: e01b b.n 80032a8 <dir_next+0x17a>
dp->fs->wflag = 1;
8003270: 687b ldr r3, [r7, #4]
8003272: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003276: 2201 movs r2, #1
8003278: f883 2204 strb.w r2, [r3, #516] ; 0x204
if (sync_window(dp->fs)) return FR_DISK_ERR;
800327c: 687b ldr r3, [r7, #4]
800327e: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003282: 4618 mov r0, r3
8003284: f7ff fb34 bl 80028f0 <sync_window>
8003288: 4603 mov r3, r0
800328a: 2b00 cmp r3, #0
800328c: d001 beq.n 8003292 <dir_next+0x164>
800328e: 2301 movs r3, #1
8003290: e040 b.n 8003314 <dir_next+0x1e6>
dp->fs->winsect++;
8003292: 687b ldr r3, [r7, #4]
8003294: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003298: f8d3 222c ldr.w r2, [r3, #556] ; 0x22c
800329c: 3201 adds r2, #1
800329e: f8c3 222c str.w r2, [r3, #556] ; 0x22c
for (c = 0; c < dp->fs->csize; c++) { /* Fill the new cluster with 0 */
80032a2: 693b ldr r3, [r7, #16]
80032a4: 3301 adds r3, #1
80032a6: 613b str r3, [r7, #16]
80032a8: 687b ldr r3, [r7, #4]
80032aa: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80032ae: f893 3202 ldrb.w r3, [r3, #514] ; 0x202
80032b2: 461a mov r2, r3
80032b4: 693b ldr r3, [r7, #16]
80032b6: 4293 cmp r3, r2
80032b8: d3da bcc.n 8003270 <dir_next+0x142>
}
dp->fs->winsect -= c; /* Rewind window offset */
80032ba: 687b ldr r3, [r7, #4]
80032bc: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80032c0: f8d3 122c ldr.w r1, [r3, #556] ; 0x22c
80032c4: 687b ldr r3, [r7, #4]
80032c6: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80032ca: 693a ldr r2, [r7, #16]
80032cc: 1a8a subs r2, r1, r2
80032ce: f8c3 222c str.w r2, [r3, #556] ; 0x22c
#else
if (!stretch) return FR_NO_FILE; /* If do not stretch, report EOT (this is to suppress warning) */
return FR_NO_FILE; /* Report EOT */
#endif
}
dp->clust = clst; /* Initialize data for new cluster */
80032d2: 687b ldr r3, [r7, #4]
80032d4: 697a ldr r2, [r7, #20]
80032d6: f8c3 220c str.w r2, [r3, #524] ; 0x20c
dp->sect = clust2sect(dp->fs, clst);
80032da: 687b ldr r3, [r7, #4]
80032dc: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80032e0: 6979 ldr r1, [r7, #20]
80032e2: 4618 mov r0, r3
80032e4: f7ff fb7b bl 80029de <clust2sect>
80032e8: 4602 mov r2, r0
80032ea: 687b ldr r3, [r7, #4]
80032ec: f8c3 2210 str.w r2, [r3, #528] ; 0x210
}
}
}
dp->index = (WORD)i; /* Current index */
80032f0: 68fb ldr r3, [r7, #12]
80032f2: b29a uxth r2, r3
80032f4: 687b ldr r3, [r7, #4]
80032f6: f8a3 2206 strh.w r2, [r3, #518] ; 0x206
dp->dir = dp->fs->win.d8 + (i % (SS(dp->fs) / SZ_DIRE)) * SZ_DIRE; /* Current entry in the window */
80032fa: 687b ldr r3, [r7, #4]
80032fc: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003300: 461a mov r2, r3
8003302: 68fb ldr r3, [r7, #12]
8003304: f003 030f and.w r3, r3, #15
8003308: 015b lsls r3, r3, #5
800330a: 441a add r2, r3
800330c: 687b ldr r3, [r7, #4]
800330e: f8c3 2214 str.w r2, [r3, #532] ; 0x214
return FR_OK;
8003312: 2300 movs r3, #0
}
8003314: 4618 mov r0, r3
8003316: 371c adds r7, #28
8003318: 46bd mov sp, r7
800331a: bd90 pop {r4, r7, pc}
0800331c <dir_alloc>:
static
FRESULT dir_alloc (
DIR* dp, /* Pointer to the directory object */
UINT nent /* Number of contiguous entries to allocate (1-21) */
)
{
800331c: b580 push {r7, lr}
800331e: b084 sub sp, #16
8003320: af00 add r7, sp, #0
8003322: 6078 str r0, [r7, #4]
8003324: 6039 str r1, [r7, #0]
FRESULT res;
UINT n;
res = dir_sdi(dp, 0);
8003326: 2100 movs r1, #0
8003328: 6878 ldr r0, [r7, #4]
800332a: f7ff fe6c bl 8003006 <dir_sdi>
800332e: 4603 mov r3, r0
8003330: 73fb strb r3, [r7, #15]
if (res == FR_OK) {
8003332: 7bfb ldrb r3, [r7, #15]
8003334: 2b00 cmp r3, #0
8003336: d131 bne.n 800339c <dir_alloc+0x80>
n = 0;
8003338: 2300 movs r3, #0
800333a: 60bb str r3, [r7, #8]
do {
res = move_window(dp->fs, dp->sect);
800333c: 687b ldr r3, [r7, #4]
800333e: f8d3 2200 ldr.w r2, [r3, #512] ; 0x200
8003342: 687b ldr r3, [r7, #4]
8003344: f8d3 3210 ldr.w r3, [r3, #528] ; 0x210
8003348: 4619 mov r1, r3
800334a: 4610 mov r0, r2
800334c: f7ff fb19 bl 8002982 <move_window>
8003350: 4603 mov r3, r0
8003352: 73fb strb r3, [r7, #15]
if (res != FR_OK) break;
8003354: 7bfb ldrb r3, [r7, #15]
8003356: 2b00 cmp r3, #0
8003358: d11f bne.n 800339a <dir_alloc+0x7e>
if (dp->dir[0] == DDEM || dp->dir[0] == 0) { /* Is it a free entry? */
800335a: 687b ldr r3, [r7, #4]
800335c: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8003360: 781b ldrb r3, [r3, #0]
8003362: 2be5 cmp r3, #229 ; 0xe5
8003364: d005 beq.n 8003372 <dir_alloc+0x56>
8003366: 687b ldr r3, [r7, #4]
8003368: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
800336c: 781b ldrb r3, [r3, #0]
800336e: 2b00 cmp r3, #0
8003370: d107 bne.n 8003382 <dir_alloc+0x66>
if (++n == nent) break; /* A block of contiguous free entries is found */
8003372: 68bb ldr r3, [r7, #8]
8003374: 3301 adds r3, #1
8003376: 60bb str r3, [r7, #8]
8003378: 68ba ldr r2, [r7, #8]
800337a: 683b ldr r3, [r7, #0]
800337c: 429a cmp r2, r3
800337e: d102 bne.n 8003386 <dir_alloc+0x6a>
8003380: e00c b.n 800339c <dir_alloc+0x80>
} else {
n = 0; /* Not a blank entry. Restart to search */
8003382: 2300 movs r3, #0
8003384: 60bb str r3, [r7, #8]
}
res = dir_next(dp, 1); /* Next entry with table stretch enabled */
8003386: 2101 movs r1, #1
8003388: 6878 ldr r0, [r7, #4]
800338a: f7ff fed0 bl 800312e <dir_next>
800338e: 4603 mov r3, r0
8003390: 73fb strb r3, [r7, #15]
} while (res == FR_OK);
8003392: 7bfb ldrb r3, [r7, #15]
8003394: 2b00 cmp r3, #0
8003396: d0d1 beq.n 800333c <dir_alloc+0x20>
8003398: e000 b.n 800339c <dir_alloc+0x80>
if (res != FR_OK) break;
800339a: bf00 nop
}
if (res == FR_NO_FILE) res = FR_DENIED; /* No directory entry to allocate */
800339c: 7bfb ldrb r3, [r7, #15]
800339e: 2b04 cmp r3, #4
80033a0: d101 bne.n 80033a6 <dir_alloc+0x8a>
80033a2: 2307 movs r3, #7
80033a4: 73fb strb r3, [r7, #15]
return res;
80033a6: 7bfb ldrb r3, [r7, #15]
}
80033a8: 4618 mov r0, r3
80033aa: 3710 adds r7, #16
80033ac: 46bd mov sp, r7
80033ae: bd80 pop {r7, pc}
080033b0 <ld_clust>:
static
DWORD ld_clust (
FATFS* fs, /* Pointer to the fs object */
BYTE* dir /* Pointer to the directory entry */
)
{
80033b0: b480 push {r7}
80033b2: b085 sub sp, #20
80033b4: af00 add r7, sp, #0
80033b6: 6078 str r0, [r7, #4]
80033b8: 6039 str r1, [r7, #0]
DWORD cl;
cl = LD_WORD(dir + DIR_FstClusLO);
80033ba: 683b ldr r3, [r7, #0]
80033bc: 331b adds r3, #27
80033be: 781b ldrb r3, [r3, #0]
80033c0: 021b lsls r3, r3, #8
80033c2: b21a sxth r2, r3
80033c4: 683b ldr r3, [r7, #0]
80033c6: 331a adds r3, #26
80033c8: 781b ldrb r3, [r3, #0]
80033ca: b21b sxth r3, r3
80033cc: 4313 orrs r3, r2
80033ce: b21b sxth r3, r3
80033d0: b29b uxth r3, r3
80033d2: 60fb str r3, [r7, #12]
if (fs->fs_type == FS_FAT32)
80033d4: 687b ldr r3, [r7, #4]
80033d6: f893 3200 ldrb.w r3, [r3, #512] ; 0x200
80033da: 2b03 cmp r3, #3
80033dc: d10f bne.n 80033fe <ld_clust+0x4e>
cl |= (DWORD)LD_WORD(dir + DIR_FstClusHI) << 16;
80033de: 683b ldr r3, [r7, #0]
80033e0: 3315 adds r3, #21
80033e2: 781b ldrb r3, [r3, #0]
80033e4: 021b lsls r3, r3, #8
80033e6: b21a sxth r2, r3
80033e8: 683b ldr r3, [r7, #0]
80033ea: 3314 adds r3, #20
80033ec: 781b ldrb r3, [r3, #0]
80033ee: b21b sxth r3, r3
80033f0: 4313 orrs r3, r2
80033f2: b21b sxth r3, r3
80033f4: b29b uxth r3, r3
80033f6: 041b lsls r3, r3, #16
80033f8: 68fa ldr r2, [r7, #12]
80033fa: 4313 orrs r3, r2
80033fc: 60fb str r3, [r7, #12]
return cl;
80033fe: 68fb ldr r3, [r7, #12]
}
8003400: 4618 mov r0, r3
8003402: 3714 adds r7, #20
8003404: 46bd mov sp, r7
8003406: bc80 pop {r7}
8003408: 4770 bx lr
0800340a <st_clust>:
static
void st_clust (
BYTE* dir, /* Pointer to the directory entry */
DWORD cl /* Value to be set */
)
{
800340a: b480 push {r7}
800340c: b083 sub sp, #12
800340e: af00 add r7, sp, #0
8003410: 6078 str r0, [r7, #4]
8003412: 6039 str r1, [r7, #0]
ST_WORD(dir + DIR_FstClusLO, cl);
8003414: 687b ldr r3, [r7, #4]
8003416: 331a adds r3, #26
8003418: 683a ldr r2, [r7, #0]
800341a: b2d2 uxtb r2, r2
800341c: 701a strb r2, [r3, #0]
800341e: 683b ldr r3, [r7, #0]
8003420: b29b uxth r3, r3
8003422: 0a1b lsrs r3, r3, #8
8003424: b29a uxth r2, r3
8003426: 687b ldr r3, [r7, #4]
8003428: 331b adds r3, #27
800342a: b2d2 uxtb r2, r2
800342c: 701a strb r2, [r3, #0]
ST_WORD(dir + DIR_FstClusHI, cl >> 16);
800342e: 683b ldr r3, [r7, #0]
8003430: 0c1a lsrs r2, r3, #16
8003432: 687b ldr r3, [r7, #4]
8003434: 3314 adds r3, #20
8003436: b2d2 uxtb r2, r2
8003438: 701a strb r2, [r3, #0]
800343a: 683b ldr r3, [r7, #0]
800343c: 0c1b lsrs r3, r3, #16
800343e: b29b uxth r3, r3
8003440: 0a1b lsrs r3, r3, #8
8003442: b29a uxth r2, r3
8003444: 687b ldr r3, [r7, #4]
8003446: 3315 adds r3, #21
8003448: b2d2 uxtb r2, r2
800344a: 701a strb r2, [r3, #0]
}
800344c: bf00 nop
800344e: 370c adds r7, #12
8003450: 46bd mov sp, r7
8003452: bc80 pop {r7}
8003454: 4770 bx lr
08003456 <dir_find>:
static
FRESULT dir_find (
DIR* dp /* Pointer to the directory object linked to the file name */
)
{
8003456: b580 push {r7, lr}
8003458: b086 sub sp, #24
800345a: af00 add r7, sp, #0
800345c: 6078 str r0, [r7, #4]
BYTE c, *dir;
#if _USE_LFN
BYTE a, ord, sum;
#endif
res = dir_sdi(dp, 0); /* Rewind directory object */
800345e: 2100 movs r1, #0
8003460: 6878 ldr r0, [r7, #4]
8003462: f7ff fdd0 bl 8003006 <dir_sdi>
8003466: 4603 mov r3, r0
8003468: 75fb strb r3, [r7, #23]
if (res != FR_OK) return res;
800346a: 7dfb ldrb r3, [r7, #23]
800346c: 2b00 cmp r3, #0
800346e: d001 beq.n 8003474 <dir_find+0x1e>
8003470: 7dfb ldrb r3, [r7, #23]
8003472: e03b b.n 80034ec <dir_find+0x96>
#if _USE_LFN
ord = sum = 0xFF; dp->lfn_idx = 0xFFFF; /* Reset LFN sequence */
#endif
do {
res = move_window(dp->fs, dp->sect);
8003474: 687b ldr r3, [r7, #4]
8003476: f8d3 2200 ldr.w r2, [r3, #512] ; 0x200
800347a: 687b ldr r3, [r7, #4]
800347c: f8d3 3210 ldr.w r3, [r3, #528] ; 0x210
8003480: 4619 mov r1, r3
8003482: 4610 mov r0, r2
8003484: f7ff fa7d bl 8002982 <move_window>
8003488: 4603 mov r3, r0
800348a: 75fb strb r3, [r7, #23]
if (res != FR_OK) break;
800348c: 7dfb ldrb r3, [r7, #23]
800348e: 2b00 cmp r3, #0
8003490: d128 bne.n 80034e4 <dir_find+0x8e>
dir = dp->dir; /* Ptr to the directory entry of current index */
8003492: 687b ldr r3, [r7, #4]
8003494: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8003498: 613b str r3, [r7, #16]
c = dir[DIR_Name];
800349a: 693b ldr r3, [r7, #16]
800349c: 781b ldrb r3, [r3, #0]
800349e: 73fb strb r3, [r7, #15]
if (c == 0) { res = FR_NO_FILE; break; } /* Reached to end of table */
80034a0: 7bfb ldrb r3, [r7, #15]
80034a2: 2b00 cmp r3, #0
80034a4: d102 bne.n 80034ac <dir_find+0x56>
80034a6: 2304 movs r3, #4
80034a8: 75fb strb r3, [r7, #23]
80034aa: e01e b.n 80034ea <dir_find+0x94>
if (!(dp->fn[NSFLAG] & NS_LOSS) && !mem_cmp(dir, dp->fn, 11)) break; /* SFN matched? */
ord = 0xFF; dp->lfn_idx = 0xFFFF; /* Reset LFN sequence */
}
}
#else /* Non LFN configuration */
if (!(dir[DIR_Attr] & AM_VOL) && !mem_cmp(dir, dp->fn, 11)) /* Is it a valid entry? */
80034ac: 693b ldr r3, [r7, #16]
80034ae: 330b adds r3, #11
80034b0: 781b ldrb r3, [r3, #0]
80034b2: f003 0308 and.w r3, r3, #8
80034b6: 2b00 cmp r3, #0
80034b8: d10a bne.n 80034d0 <dir_find+0x7a>
80034ba: 687b ldr r3, [r7, #4]
80034bc: f8d3 3218 ldr.w r3, [r3, #536] ; 0x218
80034c0: 220b movs r2, #11
80034c2: 4619 mov r1, r3
80034c4: 6938 ldr r0, [r7, #16]
80034c6: f7ff f863 bl 8002590 <mem_cmp>
80034ca: 4603 mov r3, r0
80034cc: 2b00 cmp r3, #0
80034ce: d00b beq.n 80034e8 <dir_find+0x92>
break;
#endif
res = dir_next(dp, 0); /* Next entry */
80034d0: 2100 movs r1, #0
80034d2: 6878 ldr r0, [r7, #4]
80034d4: f7ff fe2b bl 800312e <dir_next>
80034d8: 4603 mov r3, r0
80034da: 75fb strb r3, [r7, #23]
} while (res == FR_OK);
80034dc: 7dfb ldrb r3, [r7, #23]
80034de: 2b00 cmp r3, #0
80034e0: d0c8 beq.n 8003474 <dir_find+0x1e>
80034e2: e002 b.n 80034ea <dir_find+0x94>
if (res != FR_OK) break;
80034e4: bf00 nop
80034e6: e000 b.n 80034ea <dir_find+0x94>
break;
80034e8: bf00 nop
return res;
80034ea: 7dfb ldrb r3, [r7, #23]
}
80034ec: 4618 mov r0, r3
80034ee: 3718 adds r7, #24
80034f0: 46bd mov sp, r7
80034f2: bd80 pop {r7, pc}
080034f4 <dir_register>:
#if !_FS_READONLY
static
FRESULT dir_register ( /* FR_OK:Successful, FR_DENIED:No free entry or too many SFN collision, FR_DISK_ERR:Disk error */
DIR* dp /* Target directory with object name to be created */
)
{
80034f4: b580 push {r7, lr}
80034f6: b084 sub sp, #16
80034f8: af00 add r7, sp, #0
80034fa: 6078 str r0, [r7, #4]
res = dir_next(dp, 0); /* Next entry */
} while (res == FR_OK && --nent);
}
}
#else /* Non LFN configuration */
res = dir_alloc(dp, 1); /* Allocate an entry for SFN */
80034fc: 2101 movs r1, #1
80034fe: 6878 ldr r0, [r7, #4]
8003500: f7ff ff0c bl 800331c <dir_alloc>
8003504: 4603 mov r3, r0
8003506: 73fb strb r3, [r7, #15]
#endif
if (res == FR_OK) { /* Set SFN entry */
8003508: 7bfb ldrb r3, [r7, #15]
800350a: 2b00 cmp r3, #0
800350c: d126 bne.n 800355c <dir_register+0x68>
res = move_window(dp->fs, dp->sect);
800350e: 687b ldr r3, [r7, #4]
8003510: f8d3 2200 ldr.w r2, [r3, #512] ; 0x200
8003514: 687b ldr r3, [r7, #4]
8003516: f8d3 3210 ldr.w r3, [r3, #528] ; 0x210
800351a: 4619 mov r1, r3
800351c: 4610 mov r0, r2
800351e: f7ff fa30 bl 8002982 <move_window>
8003522: 4603 mov r3, r0
8003524: 73fb strb r3, [r7, #15]
if (res == FR_OK) {
8003526: 7bfb ldrb r3, [r7, #15]
8003528: 2b00 cmp r3, #0
800352a: d117 bne.n 800355c <dir_register+0x68>
mem_set(dp->dir, 0, SZ_DIRE); /* Clean the entry */
800352c: 687b ldr r3, [r7, #4]
800352e: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8003532: 2220 movs r2, #32
8003534: 2100 movs r1, #0
8003536: 4618 mov r0, r3
8003538: f7ff f810 bl 800255c <mem_set>
mem_cpy(dp->dir, dp->fn, 11); /* Put SFN */
800353c: 687b ldr r3, [r7, #4]
800353e: f8d3 0214 ldr.w r0, [r3, #532] ; 0x214
8003542: 687b ldr r3, [r7, #4]
8003544: f8d3 3218 ldr.w r3, [r3, #536] ; 0x218
8003548: 220b movs r2, #11
800354a: 4619 mov r1, r3
800354c: f7fe ffe8 bl 8002520 <mem_cpy>
#if _USE_LFN
dp->dir[DIR_NTres] = dp->fn[NSFLAG] & (NS_BODY | NS_EXT); /* Put NT flag */
#endif
dp->fs->wflag = 1;
8003550: 687b ldr r3, [r7, #4]
8003552: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003556: 2201 movs r2, #1
8003558: f883 2204 strb.w r2, [r3, #516] ; 0x204
}
}
return res;
800355c: 7bfb ldrb r3, [r7, #15]
}
800355e: 4618 mov r0, r3
8003560: 3710 adds r7, #16
8003562: 46bd mov sp, r7
8003564: bd80 pop {r7, pc}
...
08003568 <create_name>:
static
FRESULT create_name (
DIR* dp, /* Pointer to the directory object */
const TCHAR** path /* Pointer to pointer to the segment in the path string */
)
{
8003568: b580 push {r7, lr}
800356a: b088 sub sp, #32
800356c: af00 add r7, sp, #0
800356e: 6078 str r0, [r7, #4]
8003570: 6039 str r1, [r7, #0]
BYTE b, c, d, *sfn;
UINT ni, si, i;
const char *p;
/* Create file name in directory form */
for (p = *path; *p == '/' || *p == '\\'; p++) ; /* Strip duplicated separator */
8003572: 683b ldr r3, [r7, #0]
8003574: 681b ldr r3, [r3, #0]
8003576: 60fb str r3, [r7, #12]
8003578: e002 b.n 8003580 <create_name+0x18>
800357a: 68fb ldr r3, [r7, #12]
800357c: 3301 adds r3, #1
800357e: 60fb str r3, [r7, #12]
8003580: 68fb ldr r3, [r7, #12]
8003582: 781b ldrb r3, [r3, #0]
8003584: 2b2f cmp r3, #47 ; 0x2f
8003586: d0f8 beq.n 800357a <create_name+0x12>
8003588: 68fb ldr r3, [r7, #12]
800358a: 781b ldrb r3, [r3, #0]
800358c: 2b5c cmp r3, #92 ; 0x5c
800358e: d0f4 beq.n 800357a <create_name+0x12>
sfn = dp->fn;
8003590: 687b ldr r3, [r7, #4]
8003592: f8d3 3218 ldr.w r3, [r3, #536] ; 0x218
8003596: 60bb str r3, [r7, #8]
mem_set(sfn, ' ', 11);
8003598: 220b movs r2, #11
800359a: 2120 movs r1, #32
800359c: 68b8 ldr r0, [r7, #8]
800359e: f7fe ffdd bl 800255c <mem_set>
si = i = b = 0; ni = 8;
80035a2: 2300 movs r3, #0
80035a4: 77fb strb r3, [r7, #31]
80035a6: 2300 movs r3, #0
80035a8: 613b str r3, [r7, #16]
80035aa: 693b ldr r3, [r7, #16]
80035ac: 617b str r3, [r7, #20]
80035ae: 2308 movs r3, #8
80035b0: 61bb str r3, [r7, #24]
sfn[NSFLAG] = (c <= ' ') ? NS_LAST | NS_DOT : NS_DOT; /* Set last segment flag if end of path */
return FR_OK;
}
#endif
for (;;) {
c = (BYTE)p[si++];
80035b2: 697b ldr r3, [r7, #20]
80035b4: 1c5a adds r2, r3, #1
80035b6: 617a str r2, [r7, #20]
80035b8: 68fa ldr r2, [r7, #12]
80035ba: 4413 add r3, r2
80035bc: 781b ldrb r3, [r3, #0]
80035be: 77bb strb r3, [r7, #30]
if (c <= ' ' || c == '/' || c == '\\') break; /* Break on end of segment */
80035c0: 7fbb ldrb r3, [r7, #30]
80035c2: 2b20 cmp r3, #32
80035c4: d953 bls.n 800366e <create_name+0x106>
80035c6: 7fbb ldrb r3, [r7, #30]
80035c8: 2b2f cmp r3, #47 ; 0x2f
80035ca: d050 beq.n 800366e <create_name+0x106>
80035cc: 7fbb ldrb r3, [r7, #30]
80035ce: 2b5c cmp r3, #92 ; 0x5c
80035d0: d04d beq.n 800366e <create_name+0x106>
if (c == '.' || i >= ni) {
80035d2: 7fbb ldrb r3, [r7, #30]
80035d4: 2b2e cmp r3, #46 ; 0x2e
80035d6: d003 beq.n 80035e0 <create_name+0x78>
80035d8: 693a ldr r2, [r7, #16]
80035da: 69bb ldr r3, [r7, #24]
80035dc: 429a cmp r2, r3
80035de: d30f bcc.n 8003600 <create_name+0x98>
if (ni != 8 || c != '.') return FR_INVALID_NAME;
80035e0: 69bb ldr r3, [r7, #24]
80035e2: 2b08 cmp r3, #8
80035e4: d102 bne.n 80035ec <create_name+0x84>
80035e6: 7fbb ldrb r3, [r7, #30]
80035e8: 2b2e cmp r3, #46 ; 0x2e
80035ea: d001 beq.n 80035f0 <create_name+0x88>
80035ec: 2306 movs r3, #6
80035ee: e073 b.n 80036d8 <create_name+0x170>
i = 8; ni = 11;
80035f0: 2308 movs r3, #8
80035f2: 613b str r3, [r7, #16]
80035f4: 230b movs r3, #11
80035f6: 61bb str r3, [r7, #24]
b <<= 2; continue;
80035f8: 7ffb ldrb r3, [r7, #31]
80035fa: 009b lsls r3, r3, #2
80035fc: 77fb strb r3, [r7, #31]
80035fe: e035 b.n 800366c <create_name+0x104>
}
if (c >= 0x80) { /* Extended character? */
8003600: f997 301e ldrsb.w r3, [r7, #30]
8003604: 2b00 cmp r3, #0
8003606: da08 bge.n 800361a <create_name+0xb2>
b |= 3; /* Eliminate NT flag */
8003608: 7ffb ldrb r3, [r7, #31]
800360a: f043 0303 orr.w r3, r3, #3
800360e: 77fb strb r3, [r7, #31]
#ifdef _EXCVT
c = ExCvt[c - 0x80]; /* To upper extended characters (SBCS cfg) */
8003610: 7fbb ldrb r3, [r7, #30]
8003612: 3b80 subs r3, #128 ; 0x80
8003614: 4a32 ldr r2, [pc, #200] ; (80036e0 <create_name+0x178>)
8003616: 5cd3 ldrb r3, [r2, r3]
8003618: 77bb strb r3, [r7, #30]
if (!IsDBCS2(d) || i >= ni - 1) /* Reject invalid DBC */
return FR_INVALID_NAME;
sfn[i++] = c;
sfn[i++] = d;
} else { /* SBC */
if (chk_chr("\"*+,:;<=>\?[]|\x7F", c)) /* Reject illegal chrs for SFN */
800361a: 7fbb ldrb r3, [r7, #30]
800361c: 4619 mov r1, r3
800361e: 4831 ldr r0, [pc, #196] ; (80036e4 <create_name+0x17c>)
8003620: f7fe ffdc bl 80025dc <chk_chr>
8003624: 4603 mov r3, r0
8003626: 2b00 cmp r3, #0
8003628: d001 beq.n 800362e <create_name+0xc6>
return FR_INVALID_NAME;
800362a: 2306 movs r3, #6
800362c: e054 b.n 80036d8 <create_name+0x170>
if (IsUpper(c)) { /* ASCII large capital? */
800362e: 7fbb ldrb r3, [r7, #30]
8003630: 2b40 cmp r3, #64 ; 0x40
8003632: d907 bls.n 8003644 <create_name+0xdc>
8003634: 7fbb ldrb r3, [r7, #30]
8003636: 2b5a cmp r3, #90 ; 0x5a
8003638: d804 bhi.n 8003644 <create_name+0xdc>
b |= 2;
800363a: 7ffb ldrb r3, [r7, #31]
800363c: f043 0302 orr.w r3, r3, #2
8003640: 77fb strb r3, [r7, #31]
8003642: e00c b.n 800365e <create_name+0xf6>
} else {
if (IsLower(c)) { /* ASCII small capital? */
8003644: 7fbb ldrb r3, [r7, #30]
8003646: 2b60 cmp r3, #96 ; 0x60
8003648: d909 bls.n 800365e <create_name+0xf6>
800364a: 7fbb ldrb r3, [r7, #30]
800364c: 2b7a cmp r3, #122 ; 0x7a
800364e: d806 bhi.n 800365e <create_name+0xf6>
b |= 1; c -= 0x20;
8003650: 7ffb ldrb r3, [r7, #31]
8003652: f043 0301 orr.w r3, r3, #1
8003656: 77fb strb r3, [r7, #31]
8003658: 7fbb ldrb r3, [r7, #30]
800365a: 3b20 subs r3, #32
800365c: 77bb strb r3, [r7, #30]
}
}
sfn[i++] = c;
800365e: 693b ldr r3, [r7, #16]
8003660: 1c5a adds r2, r3, #1
8003662: 613a str r2, [r7, #16]
8003664: 68ba ldr r2, [r7, #8]
8003666: 4413 add r3, r2
8003668: 7fba ldrb r2, [r7, #30]
800366a: 701a strb r2, [r3, #0]
c = (BYTE)p[si++];
800366c: e7a1 b.n 80035b2 <create_name+0x4a>
}
}
*path = &p[si]; /* Return pointer to the next segment */
800366e: 68fa ldr r2, [r7, #12]
8003670: 697b ldr r3, [r7, #20]
8003672: 441a add r2, r3
8003674: 683b ldr r3, [r7, #0]
8003676: 601a str r2, [r3, #0]
c = (c <= ' ') ? NS_LAST : 0; /* Set last segment flag if end of path */
8003678: 7fbb ldrb r3, [r7, #30]
800367a: 2b20 cmp r3, #32
800367c: d801 bhi.n 8003682 <create_name+0x11a>
800367e: 2304 movs r3, #4
8003680: e000 b.n 8003684 <create_name+0x11c>
8003682: 2300 movs r3, #0
8003684: 77bb strb r3, [r7, #30]
if (!i) return FR_INVALID_NAME; /* Reject nul string */
8003686: 693b ldr r3, [r7, #16]
8003688: 2b00 cmp r3, #0
800368a: d101 bne.n 8003690 <create_name+0x128>
800368c: 2306 movs r3, #6
800368e: e023 b.n 80036d8 <create_name+0x170>
if (sfn[0] == DDEM) sfn[0] = RDDEM; /* When first character collides with DDEM, replace it with RDDEM */
8003690: 68bb ldr r3, [r7, #8]
8003692: 781b ldrb r3, [r3, #0]
8003694: 2be5 cmp r3, #229 ; 0xe5
8003696: d102 bne.n 800369e <create_name+0x136>
8003698: 68bb ldr r3, [r7, #8]
800369a: 2205 movs r2, #5
800369c: 701a strb r2, [r3, #0]
if (ni == 8) b <<= 2;
800369e: 69bb ldr r3, [r7, #24]
80036a0: 2b08 cmp r3, #8
80036a2: d102 bne.n 80036aa <create_name+0x142>
80036a4: 7ffb ldrb r3, [r7, #31]
80036a6: 009b lsls r3, r3, #2
80036a8: 77fb strb r3, [r7, #31]
if ((b & 0x03) == 0x01) c |= NS_EXT; /* NT flag (Name extension has only small capital) */
80036aa: 7ffb ldrb r3, [r7, #31]
80036ac: f003 0303 and.w r3, r3, #3
80036b0: 2b01 cmp r3, #1
80036b2: d103 bne.n 80036bc <create_name+0x154>
80036b4: 7fbb ldrb r3, [r7, #30]
80036b6: f043 0310 orr.w r3, r3, #16
80036ba: 77bb strb r3, [r7, #30]
if ((b & 0x0C) == 0x04) c |= NS_BODY; /* NT flag (Name body has only small capital) */
80036bc: 7ffb ldrb r3, [r7, #31]
80036be: f003 030c and.w r3, r3, #12
80036c2: 2b04 cmp r3, #4
80036c4: d103 bne.n 80036ce <create_name+0x166>
80036c6: 7fbb ldrb r3, [r7, #30]
80036c8: f043 0308 orr.w r3, r3, #8
80036cc: 77bb strb r3, [r7, #30]
sfn[NSFLAG] = c; /* Store NT flag, File name is created */
80036ce: 68bb ldr r3, [r7, #8]
80036d0: 330b adds r3, #11
80036d2: 7fba ldrb r2, [r7, #30]
80036d4: 701a strb r2, [r3, #0]
return FR_OK;
80036d6: 2300 movs r3, #0
#endif
}
80036d8: 4618 mov r0, r3
80036da: 3720 adds r7, #32
80036dc: 46bd mov sp, r7
80036de: bd80 pop {r7, pc}
80036e0: 080068cc .word 0x080068cc
80036e4: 08006858 .word 0x08006858
080036e8 <follow_path>:
static
FRESULT follow_path ( /* FR_OK(0): successful, !=0: error code */
DIR* dp, /* Directory object to return last directory and found object */
const TCHAR* path /* Full-path string to find a file or directory */
)
{
80036e8: b580 push {r7, lr}
80036ea: b084 sub sp, #16
80036ec: af00 add r7, sp, #0
80036ee: 6078 str r0, [r7, #4]
80036f0: 6039 str r1, [r7, #0]
path++; dp->sclust = 0; /* Strip it and start from the root directory */
} else { /* No heading separator */
dp->sclust = dp->fs->cdir; /* Start from the current directory */
}
#else
if (*path == '/' || *path == '\\') /* Strip heading separator if exist */
80036f2: 683b ldr r3, [r7, #0]
80036f4: 781b ldrb r3, [r3, #0]
80036f6: 2b2f cmp r3, #47 ; 0x2f
80036f8: d003 beq.n 8003702 <follow_path+0x1a>
80036fa: 683b ldr r3, [r7, #0]
80036fc: 781b ldrb r3, [r3, #0]
80036fe: 2b5c cmp r3, #92 ; 0x5c
8003700: d102 bne.n 8003708 <follow_path+0x20>
path++;
8003702: 683b ldr r3, [r7, #0]
8003704: 3301 adds r3, #1
8003706: 603b str r3, [r7, #0]
dp->sclust = 0; /* Always start from the root directory */
8003708: 687b ldr r3, [r7, #4]
800370a: 2200 movs r2, #0
800370c: f8c3 2208 str.w r2, [r3, #520] ; 0x208
#endif
if ((UINT)*path < ' ') { /* Null path name is the origin directory itself */
8003710: 683b ldr r3, [r7, #0]
8003712: 781b ldrb r3, [r3, #0]
8003714: 2b1f cmp r3, #31
8003716: d80a bhi.n 800372e <follow_path+0x46>
res = dir_sdi(dp, 0);
8003718: 2100 movs r1, #0
800371a: 6878 ldr r0, [r7, #4]
800371c: f7ff fc73 bl 8003006 <dir_sdi>
8003720: 4603 mov r3, r0
8003722: 73fb strb r3, [r7, #15]
dp->dir = 0;
8003724: 687b ldr r3, [r7, #4]
8003726: 2200 movs r2, #0
8003728: f8c3 2214 str.w r2, [r3, #532] ; 0x214
800372c: e045 b.n 80037ba <follow_path+0xd2>
} else { /* Follow path */
for (;;) {
res = create_name(dp, &path); /* Get a segment name of the path */
800372e: 463b mov r3, r7
8003730: 4619 mov r1, r3
8003732: 6878 ldr r0, [r7, #4]
8003734: f7ff ff18 bl 8003568 <create_name>
8003738: 4603 mov r3, r0
800373a: 73fb strb r3, [r7, #15]
if (res != FR_OK) break;
800373c: 7bfb ldrb r3, [r7, #15]
800373e: 2b00 cmp r3, #0
8003740: d136 bne.n 80037b0 <follow_path+0xc8>
res = dir_find(dp); /* Find an object with the sagment name */
8003742: 6878 ldr r0, [r7, #4]
8003744: f7ff fe87 bl 8003456 <dir_find>
8003748: 4603 mov r3, r0
800374a: 73fb strb r3, [r7, #15]
ns = dp->fn[NSFLAG];
800374c: 687b ldr r3, [r7, #4]
800374e: f8d3 3218 ldr.w r3, [r3, #536] ; 0x218
8003752: 7adb ldrb r3, [r3, #11]
8003754: 73bb strb r3, [r7, #14]
if (res != FR_OK) { /* Failed to find the object */
8003756: 7bfb ldrb r3, [r7, #15]
8003758: 2b00 cmp r3, #0
800375a: d00a beq.n 8003772 <follow_path+0x8a>
if (res == FR_NO_FILE) { /* Object is not found */
800375c: 7bfb ldrb r3, [r7, #15]
800375e: 2b04 cmp r3, #4
8003760: d128 bne.n 80037b4 <follow_path+0xcc>
if (_FS_RPATH && (ns & NS_DOT)) { /* If dot entry is not exist, */
dp->sclust = 0; dp->dir = 0; /* it is the root directory and stay there */
if (!(ns & NS_LAST)) continue; /* Continue to follow if not last segment */
res = FR_OK; /* Ended at the root directroy. Function completed. */
} else { /* Could not find the object */
if (!(ns & NS_LAST)) res = FR_NO_PATH; /* Adjust error code if not last segment */
8003762: 7bbb ldrb r3, [r7, #14]
8003764: f003 0304 and.w r3, r3, #4
8003768: 2b00 cmp r3, #0
800376a: d123 bne.n 80037b4 <follow_path+0xcc>
800376c: 2305 movs r3, #5
800376e: 73fb strb r3, [r7, #15]
}
}
break;
8003770: e020 b.n 80037b4 <follow_path+0xcc>
}
if (ns & NS_LAST) break; /* Last segment matched. Function completed. */
8003772: 7bbb ldrb r3, [r7, #14]
8003774: f003 0304 and.w r3, r3, #4
8003778: 2b00 cmp r3, #0
800377a: d11d bne.n 80037b8 <follow_path+0xd0>
dir = dp->dir; /* Follow the sub-directory */
800377c: 687b ldr r3, [r7, #4]
800377e: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8003782: 60bb str r3, [r7, #8]
if (!(dir[DIR_Attr] & AM_DIR)) { /* It is not a sub-directory and cannot follow */
8003784: 68bb ldr r3, [r7, #8]
8003786: 330b adds r3, #11
8003788: 781b ldrb r3, [r3, #0]
800378a: f003 0310 and.w r3, r3, #16
800378e: 2b00 cmp r3, #0
8003790: d102 bne.n 8003798 <follow_path+0xb0>
res = FR_NO_PATH; break;
8003792: 2305 movs r3, #5
8003794: 73fb strb r3, [r7, #15]
8003796: e010 b.n 80037ba <follow_path+0xd2>
}
dp->sclust = ld_clust(dp->fs, dir);
8003798: 687b ldr r3, [r7, #4]
800379a: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
800379e: 68b9 ldr r1, [r7, #8]
80037a0: 4618 mov r0, r3
80037a2: f7ff fe05 bl 80033b0 <ld_clust>
80037a6: 4602 mov r2, r0
80037a8: 687b ldr r3, [r7, #4]
80037aa: f8c3 2208 str.w r2, [r3, #520] ; 0x208
res = create_name(dp, &path); /* Get a segment name of the path */
80037ae: e7be b.n 800372e <follow_path+0x46>
if (res != FR_OK) break;
80037b0: bf00 nop
80037b2: e002 b.n 80037ba <follow_path+0xd2>
break;
80037b4: bf00 nop
80037b6: e000 b.n 80037ba <follow_path+0xd2>
if (ns & NS_LAST) break; /* Last segment matched. Function completed. */
80037b8: bf00 nop
}
}
return res;
80037ba: 7bfb ldrb r3, [r7, #15]
}
80037bc: 4618 mov r0, r3
80037be: 3710 adds r7, #16
80037c0: 46bd mov sp, r7
80037c2: bd80 pop {r7, pc}
080037c4 <get_ldnumber>:
static
int get_ldnumber ( /* Returns logical drive number (-1:invalid drive) */
const TCHAR** path /* Pointer to pointer to the path name */
)
{
80037c4: b480 push {r7}
80037c6: b087 sub sp, #28
80037c8: af00 add r7, sp, #0
80037ca: 6078 str r0, [r7, #4]
const TCHAR *tp, *tt;
UINT i;
int vol = -1;
80037cc: f04f 33ff mov.w r3, #4294967295
80037d0: 613b str r3, [r7, #16]
char c;
TCHAR tc;
#endif
if (*path) { /* If the pointer is not a null */
80037d2: 687b ldr r3, [r7, #4]
80037d4: 681b ldr r3, [r3, #0]
80037d6: 2b00 cmp r3, #0
80037d8: d031 beq.n 800383e <get_ldnumber+0x7a>
for (tt = *path; (UINT)*tt >= (_USE_LFN ? ' ' : '!') && *tt != ':'; tt++) ; /* Find ':' in the path */
80037da: 687b ldr r3, [r7, #4]
80037dc: 681b ldr r3, [r3, #0]
80037de: 617b str r3, [r7, #20]
80037e0: e002 b.n 80037e8 <get_ldnumber+0x24>
80037e2: 697b ldr r3, [r7, #20]
80037e4: 3301 adds r3, #1
80037e6: 617b str r3, [r7, #20]
80037e8: 697b ldr r3, [r7, #20]
80037ea: 781b ldrb r3, [r3, #0]
80037ec: 2b20 cmp r3, #32
80037ee: d903 bls.n 80037f8 <get_ldnumber+0x34>
80037f0: 697b ldr r3, [r7, #20]
80037f2: 781b ldrb r3, [r3, #0]
80037f4: 2b3a cmp r3, #58 ; 0x3a
80037f6: d1f4 bne.n 80037e2 <get_ldnumber+0x1e>
if (*tt == ':') { /* If a ':' is exist in the path name */
80037f8: 697b ldr r3, [r7, #20]
80037fa: 781b ldrb r3, [r3, #0]
80037fc: 2b3a cmp r3, #58 ; 0x3a
80037fe: d11c bne.n 800383a <get_ldnumber+0x76>
tp = *path;
8003800: 687b ldr r3, [r7, #4]
8003802: 681b ldr r3, [r3, #0]
8003804: 60fb str r3, [r7, #12]
i = *tp++ - '0';
8003806: 68fb ldr r3, [r7, #12]
8003808: 1c5a adds r2, r3, #1
800380a: 60fa str r2, [r7, #12]
800380c: 781b ldrb r3, [r3, #0]
800380e: 3b30 subs r3, #48 ; 0x30
8003810: 60bb str r3, [r7, #8]
if (i < 10 && tp == tt) { /* Is there a numeric drive id? */
8003812: 68bb ldr r3, [r7, #8]
8003814: 2b09 cmp r3, #9
8003816: d80e bhi.n 8003836 <get_ldnumber+0x72>
8003818: 68fa ldr r2, [r7, #12]
800381a: 697b ldr r3, [r7, #20]
800381c: 429a cmp r2, r3
800381e: d10a bne.n 8003836 <get_ldnumber+0x72>
if (i < _VOLUMES) { /* If a drive id is found, get the value and strip it */
8003820: 68bb ldr r3, [r7, #8]
8003822: 2b00 cmp r3, #0
8003824: d107 bne.n 8003836 <get_ldnumber+0x72>
vol = (int)i;
8003826: 68bb ldr r3, [r7, #8]
8003828: 613b str r3, [r7, #16]
*path = ++tt;
800382a: 697b ldr r3, [r7, #20]
800382c: 3301 adds r3, #1
800382e: 617b str r3, [r7, #20]
8003830: 687b ldr r3, [r7, #4]
8003832: 697a ldr r2, [r7, #20]
8003834: 601a str r2, [r3, #0]
vol = (int)i;
*path = tt;
}
}
#endif
return vol;
8003836: 693b ldr r3, [r7, #16]
8003838: e002 b.n 8003840 <get_ldnumber+0x7c>
}
#if _FS_RPATH && _VOLUMES >= 2
vol = CurrVol; /* Current drive */
#else
vol = 0; /* Drive 0 */
800383a: 2300 movs r3, #0
800383c: 613b str r3, [r7, #16]
#endif
}
return vol;
800383e: 693b ldr r3, [r7, #16]
}
8003840: 4618 mov r0, r3
8003842: 371c adds r7, #28
8003844: 46bd mov sp, r7
8003846: bc80 pop {r7}
8003848: 4770 bx lr
...
0800384c <check_fs>:
static
BYTE check_fs ( /* 0:FAT boor sector, 1:Valid boor sector but not FAT, 2:Not a boot sector, 3:Disk error */
FATFS* fs, /* File system object */
DWORD sect /* Sector# (lba) to check if it is an FAT boot record or not */
)
{
800384c: b580 push {r7, lr}
800384e: b082 sub sp, #8
8003850: af00 add r7, sp, #0
8003852: 6078 str r0, [r7, #4]
8003854: 6039 str r1, [r7, #0]
fs->wflag = 0; fs->winsect = 0xFFFFFFFF; /* Invaidate window */
8003856: 687b ldr r3, [r7, #4]
8003858: 2200 movs r2, #0
800385a: f883 2204 strb.w r2, [r3, #516] ; 0x204
800385e: 687b ldr r3, [r7, #4]
8003860: f04f 32ff mov.w r2, #4294967295
8003864: f8c3 222c str.w r2, [r3, #556] ; 0x22c
if (move_window(fs, sect) != FR_OK) /* Load boot record */
8003868: 6839 ldr r1, [r7, #0]
800386a: 6878 ldr r0, [r7, #4]
800386c: f7ff f889 bl 8002982 <move_window>
8003870: 4603 mov r3, r0
8003872: 2b00 cmp r3, #0
8003874: d001 beq.n 800387a <check_fs+0x2e>
return 3;
8003876: 2303 movs r3, #3
8003878: e04a b.n 8003910 <check_fs+0xc4>
if (LD_WORD(&fs->win.d8[BS_55AA]) != 0xAA55) /* Check boot record signature (always placed at offset 510 even if the sector size is >512) */
800387a: 687b ldr r3, [r7, #4]
800387c: f503 73ff add.w r3, r3, #510 ; 0x1fe
8003880: 3301 adds r3, #1
8003882: 781b ldrb r3, [r3, #0]
8003884: 021b lsls r3, r3, #8
8003886: b21a sxth r2, r3
8003888: 687b ldr r3, [r7, #4]
800388a: f893 31fe ldrb.w r3, [r3, #510] ; 0x1fe
800388e: b21b sxth r3, r3
8003890: 4313 orrs r3, r2
8003892: b21b sxth r3, r3
8003894: 4a20 ldr r2, [pc, #128] ; (8003918 <check_fs+0xcc>)
8003896: 4293 cmp r3, r2
8003898: d001 beq.n 800389e <check_fs+0x52>
return 2;
800389a: 2302 movs r3, #2
800389c: e038 b.n 8003910 <check_fs+0xc4>
if ((LD_DWORD(&fs->win.d8[BS_FilSysType]) & 0xFFFFFF) == 0x544146) /* Check "FAT" string */
800389e: 687b ldr r3, [r7, #4]
80038a0: 3336 adds r3, #54 ; 0x36
80038a2: 3303 adds r3, #3
80038a4: 781b ldrb r3, [r3, #0]
80038a6: 061a lsls r2, r3, #24
80038a8: 687b ldr r3, [r7, #4]
80038aa: 3336 adds r3, #54 ; 0x36
80038ac: 3302 adds r3, #2
80038ae: 781b ldrb r3, [r3, #0]
80038b0: 041b lsls r3, r3, #16
80038b2: 4313 orrs r3, r2
80038b4: 687a ldr r2, [r7, #4]
80038b6: 3236 adds r2, #54 ; 0x36
80038b8: 3201 adds r2, #1
80038ba: 7812 ldrb r2, [r2, #0]
80038bc: 0212 lsls r2, r2, #8
80038be: 4313 orrs r3, r2
80038c0: 687a ldr r2, [r7, #4]
80038c2: f892 2036 ldrb.w r2, [r2, #54] ; 0x36
80038c6: 4313 orrs r3, r2
80038c8: f023 437f bic.w r3, r3, #4278190080 ; 0xff000000
80038cc: 4a13 ldr r2, [pc, #76] ; (800391c <check_fs+0xd0>)
80038ce: 4293 cmp r3, r2
80038d0: d101 bne.n 80038d6 <check_fs+0x8a>
return 0;
80038d2: 2300 movs r3, #0
80038d4: e01c b.n 8003910 <check_fs+0xc4>
if ((LD_DWORD(&fs->win.d8[BS_FilSysType32]) & 0xFFFFFF) == 0x544146) /* Check "FAT" string */
80038d6: 687b ldr r3, [r7, #4]
80038d8: 3352 adds r3, #82 ; 0x52
80038da: 3303 adds r3, #3
80038dc: 781b ldrb r3, [r3, #0]
80038de: 061a lsls r2, r3, #24
80038e0: 687b ldr r3, [r7, #4]
80038e2: 3352 adds r3, #82 ; 0x52
80038e4: 3302 adds r3, #2
80038e6: 781b ldrb r3, [r3, #0]
80038e8: 041b lsls r3, r3, #16
80038ea: 4313 orrs r3, r2
80038ec: 687a ldr r2, [r7, #4]
80038ee: 3252 adds r2, #82 ; 0x52
80038f0: 3201 adds r2, #1
80038f2: 7812 ldrb r2, [r2, #0]
80038f4: 0212 lsls r2, r2, #8
80038f6: 4313 orrs r3, r2
80038f8: 687a ldr r2, [r7, #4]
80038fa: f892 2052 ldrb.w r2, [r2, #82] ; 0x52
80038fe: 4313 orrs r3, r2
8003900: f023 437f bic.w r3, r3, #4278190080 ; 0xff000000
8003904: 4a05 ldr r2, [pc, #20] ; (800391c <check_fs+0xd0>)
8003906: 4293 cmp r3, r2
8003908: d101 bne.n 800390e <check_fs+0xc2>
return 0;
800390a: 2300 movs r3, #0
800390c: e000 b.n 8003910 <check_fs+0xc4>
return 1;
800390e: 2301 movs r3, #1
}
8003910: 4618 mov r0, r3
8003912: 3708 adds r7, #8
8003914: 46bd mov sp, r7
8003916: bd80 pop {r7, pc}
8003918: ffffaa55 .word 0xffffaa55
800391c: 00544146 .word 0x00544146
08003920 <find_volume>:
FRESULT find_volume ( /* FR_OK(0): successful, !=0: any error occurred */
FATFS** rfs, /* Pointer to pointer to the found file system object */
const TCHAR** path, /* Pointer to pointer to the path name (drive number) */
BYTE wmode /* !=0: Check write protection for write access */
)
{
8003920: b580 push {r7, lr}
8003922: b096 sub sp, #88 ; 0x58
8003924: af00 add r7, sp, #0
8003926: 60f8 str r0, [r7, #12]
8003928: 60b9 str r1, [r7, #8]
800392a: 4613 mov r3, r2
800392c: 71fb strb r3, [r7, #7]
FATFS *fs;
UINT i;
/* Get logical drive number from the path name */
*rfs = 0;
800392e: 68fb ldr r3, [r7, #12]
8003930: 2200 movs r2, #0
8003932: 601a str r2, [r3, #0]
vol = get_ldnumber(path);
8003934: 68b8 ldr r0, [r7, #8]
8003936: f7ff ff45 bl 80037c4 <get_ldnumber>
800393a: 63f8 str r0, [r7, #60] ; 0x3c
if (vol < 0) return FR_INVALID_DRIVE;
800393c: 6bfb ldr r3, [r7, #60] ; 0x3c
800393e: 2b00 cmp r3, #0
8003940: da01 bge.n 8003946 <find_volume+0x26>
8003942: 230b movs r3, #11
8003944: e2aa b.n 8003e9c <find_volume+0x57c>
/* Check if the file system object is valid or not */
fs = FatFs[vol]; /* Get pointer to the file system object */
8003946: 4a9e ldr r2, [pc, #632] ; (8003bc0 <find_volume+0x2a0>)
8003948: 6bfb ldr r3, [r7, #60] ; 0x3c
800394a: f852 3023 ldr.w r3, [r2, r3, lsl #2]
800394e: 63bb str r3, [r7, #56] ; 0x38
if (!fs) return FR_NOT_ENABLED; /* Is the file system object available? */
8003950: 6bbb ldr r3, [r7, #56] ; 0x38
8003952: 2b00 cmp r3, #0
8003954: d101 bne.n 800395a <find_volume+0x3a>
8003956: 230c movs r3, #12
8003958: e2a0 b.n 8003e9c <find_volume+0x57c>
ENTER_FF(fs); /* Lock the volume */
*rfs = fs; /* Return pointer to the file system object */
800395a: 68fb ldr r3, [r7, #12]
800395c: 6bba ldr r2, [r7, #56] ; 0x38
800395e: 601a str r2, [r3, #0]
if (fs->fs_type) { /* If the volume has been mounted */
8003960: 6bbb ldr r3, [r7, #56] ; 0x38
8003962: f893 3200 ldrb.w r3, [r3, #512] ; 0x200
8003966: 2b00 cmp r3, #0
8003968: d01b beq.n 80039a2 <find_volume+0x82>
stat = disk_status(fs->drv);
800396a: 6bbb ldr r3, [r7, #56] ; 0x38
800396c: f893 3201 ldrb.w r3, [r3, #513] ; 0x201
8003970: 4618 mov r0, r3
8003972: f7fe fd55 bl 8002420 <disk_status>
8003976: 4603 mov r3, r0
8003978: f887 3037 strb.w r3, [r7, #55] ; 0x37
if (!(stat & STA_NOINIT)) { /* and the physical drive is kept initialized */
800397c: f897 3037 ldrb.w r3, [r7, #55] ; 0x37
8003980: f003 0301 and.w r3, r3, #1
8003984: 2b00 cmp r3, #0
8003986: d10c bne.n 80039a2 <find_volume+0x82>
if (!_FS_READONLY && wmode && (stat & STA_PROTECT)) /* Check write protection if needed */
8003988: 79fb ldrb r3, [r7, #7]
800398a: 2b00 cmp r3, #0
800398c: d007 beq.n 800399e <find_volume+0x7e>
800398e: f897 3037 ldrb.w r3, [r7, #55] ; 0x37
8003992: f003 0304 and.w r3, r3, #4
8003996: 2b00 cmp r3, #0
8003998: d001 beq.n 800399e <find_volume+0x7e>
return FR_WRITE_PROTECTED;
800399a: 230a movs r3, #10
800399c: e27e b.n 8003e9c <find_volume+0x57c>
return FR_OK; /* The file system object is valid */
800399e: 2300 movs r3, #0
80039a0: e27c b.n 8003e9c <find_volume+0x57c>
}
/* The file system object is not valid. */
/* Following code attempts to mount the volume. (analyze BPB and initialize the fs object) */
fs->fs_type = 0; /* Clear the file system object */
80039a2: 6bbb ldr r3, [r7, #56] ; 0x38
80039a4: 2200 movs r2, #0
80039a6: f883 2200 strb.w r2, [r3, #512] ; 0x200
fs->drv = LD2PD(vol); /* Bind the logical drive and a physical drive */
80039aa: 6bfb ldr r3, [r7, #60] ; 0x3c
80039ac: b2da uxtb r2, r3
80039ae: 6bbb ldr r3, [r7, #56] ; 0x38
80039b0: f883 2201 strb.w r2, [r3, #513] ; 0x201
stat = disk_initialize(fs->drv); /* Initialize the physical drive */
80039b4: 6bbb ldr r3, [r7, #56] ; 0x38
80039b6: f893 3201 ldrb.w r3, [r3, #513] ; 0x201
80039ba: 4618 mov r0, r3
80039bc: f7fe fd4a bl 8002454 <disk_initialize>
80039c0: 4603 mov r3, r0
80039c2: f887 3037 strb.w r3, [r7, #55] ; 0x37
if (stat & STA_NOINIT) /* Check if the initialization succeeded */
80039c6: f897 3037 ldrb.w r3, [r7, #55] ; 0x37
80039ca: f003 0301 and.w r3, r3, #1
80039ce: 2b00 cmp r3, #0
80039d0: d001 beq.n 80039d6 <find_volume+0xb6>
return FR_NOT_READY; /* Failed to initialize due to no medium or hard error */
80039d2: 2303 movs r3, #3
80039d4: e262 b.n 8003e9c <find_volume+0x57c>
if (!_FS_READONLY && wmode && (stat & STA_PROTECT)) /* Check disk write protection if needed */
80039d6: 79fb ldrb r3, [r7, #7]
80039d8: 2b00 cmp r3, #0
80039da: d007 beq.n 80039ec <find_volume+0xcc>
80039dc: f897 3037 ldrb.w r3, [r7, #55] ; 0x37
80039e0: f003 0304 and.w r3, r3, #4
80039e4: 2b00 cmp r3, #0
80039e6: d001 beq.n 80039ec <find_volume+0xcc>
return FR_WRITE_PROTECTED;
80039e8: 230a movs r3, #10
80039ea: e257 b.n 8003e9c <find_volume+0x57c>
#if _MAX_SS != _MIN_SS /* Get sector size (multiple sector size cfg only) */
if (disk_ioctl(fs->drv, GET_SECTOR_SIZE, &SS(fs)) != RES_OK
|| SS(fs) < _MIN_SS || SS(fs) > _MAX_SS) return FR_DISK_ERR;
#endif
/* Find an FAT partition on the drive. Supports only generic partitioning, FDISK and SFD. */
bsect = 0;
80039ec: 2300 movs r3, #0
80039ee: 653b str r3, [r7, #80] ; 0x50
fmt = check_fs(fs, bsect); /* Load sector 0 and check if it is an FAT boot sector as SFD */
80039f0: 6d39 ldr r1, [r7, #80] ; 0x50
80039f2: 6bb8 ldr r0, [r7, #56] ; 0x38
80039f4: f7ff ff2a bl 800384c <check_fs>
80039f8: 4603 mov r3, r0
80039fa: f887 3057 strb.w r3, [r7, #87] ; 0x57
if (fmt == 1 || (!fmt && (LD2PT(vol)))) { /* Not an FAT boot sector or forced partition number */
80039fe: f897 3057 ldrb.w r3, [r7, #87] ; 0x57
8003a02: 2b01 cmp r3, #1
8003a04: d155 bne.n 8003ab2 <find_volume+0x192>
for (i = 0; i < 4; i++) { /* Get partition offset */
8003a06: 2300 movs r3, #0
8003a08: 643b str r3, [r7, #64] ; 0x40
8003a0a: e029 b.n 8003a60 <find_volume+0x140>
pt = fs->win.d8 + MBR_Table + i * SZ_PTE;
8003a0c: 6bba ldr r2, [r7, #56] ; 0x38
8003a0e: 6c3b ldr r3, [r7, #64] ; 0x40
8003a10: 011b lsls r3, r3, #4
8003a12: f503 73df add.w r3, r3, #446 ; 0x1be
8003a16: 4413 add r3, r2
8003a18: 633b str r3, [r7, #48] ; 0x30
br[i] = pt[4] ? LD_DWORD(&pt[8]) : 0;
8003a1a: 6b3b ldr r3, [r7, #48] ; 0x30
8003a1c: 3304 adds r3, #4
8003a1e: 781b ldrb r3, [r3, #0]
8003a20: 2b00 cmp r3, #0
8003a22: d012 beq.n 8003a4a <find_volume+0x12a>
8003a24: 6b3b ldr r3, [r7, #48] ; 0x30
8003a26: 330b adds r3, #11
8003a28: 781b ldrb r3, [r3, #0]
8003a2a: 061a lsls r2, r3, #24
8003a2c: 6b3b ldr r3, [r7, #48] ; 0x30
8003a2e: 330a adds r3, #10
8003a30: 781b ldrb r3, [r3, #0]
8003a32: 041b lsls r3, r3, #16
8003a34: 4313 orrs r3, r2
8003a36: 6b3a ldr r2, [r7, #48] ; 0x30
8003a38: 3209 adds r2, #9
8003a3a: 7812 ldrb r2, [r2, #0]
8003a3c: 0212 lsls r2, r2, #8
8003a3e: 4313 orrs r3, r2
8003a40: 6b3a ldr r2, [r7, #48] ; 0x30
8003a42: 3208 adds r2, #8
8003a44: 7812 ldrb r2, [r2, #0]
8003a46: 431a orrs r2, r3
8003a48: e000 b.n 8003a4c <find_volume+0x12c>
8003a4a: 2200 movs r2, #0
8003a4c: 6c3b ldr r3, [r7, #64] ; 0x40
8003a4e: 009b lsls r3, r3, #2
8003a50: f107 0158 add.w r1, r7, #88 ; 0x58
8003a54: 440b add r3, r1
8003a56: f843 2c44 str.w r2, [r3, #-68]
for (i = 0; i < 4; i++) { /* Get partition offset */
8003a5a: 6c3b ldr r3, [r7, #64] ; 0x40
8003a5c: 3301 adds r3, #1
8003a5e: 643b str r3, [r7, #64] ; 0x40
8003a60: 6c3b ldr r3, [r7, #64] ; 0x40
8003a62: 2b03 cmp r3, #3
8003a64: d9d2 bls.n 8003a0c <find_volume+0xec>
}
i = LD2PT(vol); /* Partition number: 0:auto, 1-4:forced */
8003a66: 2300 movs r3, #0
8003a68: 643b str r3, [r7, #64] ; 0x40
if (i) i--;
8003a6a: 6c3b ldr r3, [r7, #64] ; 0x40
8003a6c: 2b00 cmp r3, #0
8003a6e: d002 beq.n 8003a76 <find_volume+0x156>
8003a70: 6c3b ldr r3, [r7, #64] ; 0x40
8003a72: 3b01 subs r3, #1
8003a74: 643b str r3, [r7, #64] ; 0x40
do { /* Find an FAT volume */
bsect = br[i];
8003a76: 6c3b ldr r3, [r7, #64] ; 0x40
8003a78: 009b lsls r3, r3, #2
8003a7a: f107 0258 add.w r2, r7, #88 ; 0x58
8003a7e: 4413 add r3, r2
8003a80: f853 3c44 ldr.w r3, [r3, #-68]
8003a84: 653b str r3, [r7, #80] ; 0x50
fmt = bsect ? check_fs(fs, bsect) : 2; /* Check the partition */
8003a86: 6d3b ldr r3, [r7, #80] ; 0x50
8003a88: 2b00 cmp r3, #0
8003a8a: d005 beq.n 8003a98 <find_volume+0x178>
8003a8c: 6d39 ldr r1, [r7, #80] ; 0x50
8003a8e: 6bb8 ldr r0, [r7, #56] ; 0x38
8003a90: f7ff fedc bl 800384c <check_fs>
8003a94: 4603 mov r3, r0
8003a96: e000 b.n 8003a9a <find_volume+0x17a>
8003a98: 2302 movs r3, #2
8003a9a: f887 3057 strb.w r3, [r7, #87] ; 0x57
} while (!LD2PT(vol) && fmt && ++i < 4);
8003a9e: f897 3057 ldrb.w r3, [r7, #87] ; 0x57
8003aa2: 2b00 cmp r3, #0
8003aa4: d005 beq.n 8003ab2 <find_volume+0x192>
8003aa6: 6c3b ldr r3, [r7, #64] ; 0x40
8003aa8: 3301 adds r3, #1
8003aaa: 643b str r3, [r7, #64] ; 0x40
8003aac: 6c3b ldr r3, [r7, #64] ; 0x40
8003aae: 2b03 cmp r3, #3
8003ab0: d9e1 bls.n 8003a76 <find_volume+0x156>
}
if (fmt == 3) return FR_DISK_ERR; /* An error occured in the disk I/O layer */
8003ab2: f897 3057 ldrb.w r3, [r7, #87] ; 0x57
8003ab6: 2b03 cmp r3, #3
8003ab8: d101 bne.n 8003abe <find_volume+0x19e>
8003aba: 2301 movs r3, #1
8003abc: e1ee b.n 8003e9c <find_volume+0x57c>
if (fmt) return FR_NO_FILESYSTEM; /* No FAT volume is found */
8003abe: f897 3057 ldrb.w r3, [r7, #87] ; 0x57
8003ac2: 2b00 cmp r3, #0
8003ac4: d001 beq.n 8003aca <find_volume+0x1aa>
8003ac6: 230d movs r3, #13
8003ac8: e1e8 b.n 8003e9c <find_volume+0x57c>
/* An FAT volume is found. Following code initializes the file system object */
if (LD_WORD(fs->win.d8 + BPB_BytsPerSec) != SS(fs)) /* (BPB_BytsPerSec must be equal to the physical sector size) */
8003aca: 6bbb ldr r3, [r7, #56] ; 0x38
8003acc: 7b1b ldrb r3, [r3, #12]
8003ace: 021b lsls r3, r3, #8
8003ad0: b21a sxth r2, r3
8003ad2: 6bbb ldr r3, [r7, #56] ; 0x38
8003ad4: 7adb ldrb r3, [r3, #11]
8003ad6: b21b sxth r3, r3
8003ad8: 4313 orrs r3, r2
8003ada: b21b sxth r3, r3
8003adc: f5b3 7f00 cmp.w r3, #512 ; 0x200
8003ae0: d001 beq.n 8003ae6 <find_volume+0x1c6>
return FR_NO_FILESYSTEM;
8003ae2: 230d movs r3, #13
8003ae4: e1da b.n 8003e9c <find_volume+0x57c>
fasize = LD_WORD(fs->win.d8 + BPB_FATSz16); /* Number of sectors per FAT */
8003ae6: 6bbb ldr r3, [r7, #56] ; 0x38
8003ae8: 7ddb ldrb r3, [r3, #23]
8003aea: 021b lsls r3, r3, #8
8003aec: b21a sxth r2, r3
8003aee: 6bbb ldr r3, [r7, #56] ; 0x38
8003af0: 7d9b ldrb r3, [r3, #22]
8003af2: b21b sxth r3, r3
8003af4: 4313 orrs r3, r2
8003af6: b21b sxth r3, r3
8003af8: b29b uxth r3, r3
8003afa: 64fb str r3, [r7, #76] ; 0x4c
if (!fasize) fasize = LD_DWORD(fs->win.d8 + BPB_FATSz32);
8003afc: 6cfb ldr r3, [r7, #76] ; 0x4c
8003afe: 2b00 cmp r3, #0
8003b00: d112 bne.n 8003b28 <find_volume+0x208>
8003b02: 6bbb ldr r3, [r7, #56] ; 0x38
8003b04: f893 3027 ldrb.w r3, [r3, #39] ; 0x27
8003b08: 061a lsls r2, r3, #24
8003b0a: 6bbb ldr r3, [r7, #56] ; 0x38
8003b0c: f893 3026 ldrb.w r3, [r3, #38] ; 0x26
8003b10: 041b lsls r3, r3, #16
8003b12: 4313 orrs r3, r2
8003b14: 6bba ldr r2, [r7, #56] ; 0x38
8003b16: f892 2025 ldrb.w r2, [r2, #37] ; 0x25
8003b1a: 0212 lsls r2, r2, #8
8003b1c: 4313 orrs r3, r2
8003b1e: 6bba ldr r2, [r7, #56] ; 0x38
8003b20: f892 2024 ldrb.w r2, [r2, #36] ; 0x24
8003b24: 4313 orrs r3, r2
8003b26: 64fb str r3, [r7, #76] ; 0x4c
fs->fsize = fasize;
8003b28: 6bbb ldr r3, [r7, #56] ; 0x38
8003b2a: 6cfa ldr r2, [r7, #76] ; 0x4c
8003b2c: f8c3 2218 str.w r2, [r3, #536] ; 0x218
fs->n_fats = fs->win.d8[BPB_NumFATs]; /* Number of FAT copies */
8003b30: 6bbb ldr r3, [r7, #56] ; 0x38
8003b32: 7c1a ldrb r2, [r3, #16]
8003b34: 6bbb ldr r3, [r7, #56] ; 0x38
8003b36: f883 2203 strb.w r2, [r3, #515] ; 0x203
if (fs->n_fats != 1 && fs->n_fats != 2) /* (Must be 1 or 2) */
8003b3a: 6bbb ldr r3, [r7, #56] ; 0x38
8003b3c: f893 3203 ldrb.w r3, [r3, #515] ; 0x203
8003b40: 2b01 cmp r3, #1
8003b42: d006 beq.n 8003b52 <find_volume+0x232>
8003b44: 6bbb ldr r3, [r7, #56] ; 0x38
8003b46: f893 3203 ldrb.w r3, [r3, #515] ; 0x203
8003b4a: 2b02 cmp r3, #2
8003b4c: d001 beq.n 8003b52 <find_volume+0x232>
return FR_NO_FILESYSTEM;
8003b4e: 230d movs r3, #13
8003b50: e1a4 b.n 8003e9c <find_volume+0x57c>
fasize *= fs->n_fats; /* Number of sectors for FAT area */
8003b52: 6bbb ldr r3, [r7, #56] ; 0x38
8003b54: f893 3203 ldrb.w r3, [r3, #515] ; 0x203
8003b58: 461a mov r2, r3
8003b5a: 6cfb ldr r3, [r7, #76] ; 0x4c
8003b5c: fb02 f303 mul.w r3, r2, r3
8003b60: 64fb str r3, [r7, #76] ; 0x4c
fs->csize = fs->win.d8[BPB_SecPerClus]; /* Number of sectors per cluster */
8003b62: 6bbb ldr r3, [r7, #56] ; 0x38
8003b64: 7b5a ldrb r2, [r3, #13]
8003b66: 6bbb ldr r3, [r7, #56] ; 0x38
8003b68: f883 2202 strb.w r2, [r3, #514] ; 0x202
if (!fs->csize || (fs->csize & (fs->csize - 1))) /* (Must be power of 2) */
8003b6c: 6bbb ldr r3, [r7, #56] ; 0x38
8003b6e: f893 3202 ldrb.w r3, [r3, #514] ; 0x202
8003b72: 2b00 cmp r3, #0
8003b74: d00a beq.n 8003b8c <find_volume+0x26c>
8003b76: 6bbb ldr r3, [r7, #56] ; 0x38
8003b78: f893 3202 ldrb.w r3, [r3, #514] ; 0x202
8003b7c: 461a mov r2, r3
8003b7e: 6bbb ldr r3, [r7, #56] ; 0x38
8003b80: f893 3202 ldrb.w r3, [r3, #514] ; 0x202
8003b84: 3b01 subs r3, #1
8003b86: 4013 ands r3, r2
8003b88: 2b00 cmp r3, #0
8003b8a: d001 beq.n 8003b90 <find_volume+0x270>
return FR_NO_FILESYSTEM;
8003b8c: 230d movs r3, #13
8003b8e: e185 b.n 8003e9c <find_volume+0x57c>
fs->n_rootdir = LD_WORD(fs->win.d8 + BPB_RootEntCnt); /* Number of root directory entries */
8003b90: 6bbb ldr r3, [r7, #56] ; 0x38
8003b92: 7c9b ldrb r3, [r3, #18]
8003b94: 021b lsls r3, r3, #8
8003b96: b21a sxth r2, r3
8003b98: 6bbb ldr r3, [r7, #56] ; 0x38
8003b9a: 7c5b ldrb r3, [r3, #17]
8003b9c: b21b sxth r3, r3
8003b9e: 4313 orrs r3, r2
8003ba0: b21b sxth r3, r3
8003ba2: b29a uxth r2, r3
8003ba4: 6bbb ldr r3, [r7, #56] ; 0x38
8003ba6: f8a3 2208 strh.w r2, [r3, #520] ; 0x208
if (fs->n_rootdir % (SS(fs) / SZ_DIRE)) /* (Must be sector aligned) */
8003baa: 6bbb ldr r3, [r7, #56] ; 0x38
8003bac: f8b3 3208 ldrh.w r3, [r3, #520] ; 0x208
8003bb0: f003 030f and.w r3, r3, #15
8003bb4: b29b uxth r3, r3
8003bb6: 2b00 cmp r3, #0
8003bb8: d004 beq.n 8003bc4 <find_volume+0x2a4>
return FR_NO_FILESYSTEM;
8003bba: 230d movs r3, #13
8003bbc: e16e b.n 8003e9c <find_volume+0x57c>
8003bbe: bf00 nop
8003bc0: 200000ac .word 0x200000ac
tsect = LD_WORD(fs->win.d8 + BPB_TotSec16); /* Number of sectors on the volume */
8003bc4: 6bbb ldr r3, [r7, #56] ; 0x38
8003bc6: 7d1b ldrb r3, [r3, #20]
8003bc8: 021b lsls r3, r3, #8
8003bca: b21a sxth r2, r3
8003bcc: 6bbb ldr r3, [r7, #56] ; 0x38
8003bce: 7cdb ldrb r3, [r3, #19]
8003bd0: b21b sxth r3, r3
8003bd2: 4313 orrs r3, r2
8003bd4: b21b sxth r3, r3
8003bd6: b29b uxth r3, r3
8003bd8: 64bb str r3, [r7, #72] ; 0x48
if (!tsect) tsect = LD_DWORD(fs->win.d8 + BPB_TotSec32);
8003bda: 6cbb ldr r3, [r7, #72] ; 0x48
8003bdc: 2b00 cmp r3, #0
8003bde: d112 bne.n 8003c06 <find_volume+0x2e6>
8003be0: 6bbb ldr r3, [r7, #56] ; 0x38
8003be2: f893 3023 ldrb.w r3, [r3, #35] ; 0x23
8003be6: 061a lsls r2, r3, #24
8003be8: 6bbb ldr r3, [r7, #56] ; 0x38
8003bea: f893 3022 ldrb.w r3, [r3, #34] ; 0x22
8003bee: 041b lsls r3, r3, #16
8003bf0: 4313 orrs r3, r2
8003bf2: 6bba ldr r2, [r7, #56] ; 0x38
8003bf4: f892 2021 ldrb.w r2, [r2, #33] ; 0x21
8003bf8: 0212 lsls r2, r2, #8
8003bfa: 4313 orrs r3, r2
8003bfc: 6bba ldr r2, [r7, #56] ; 0x38
8003bfe: f892 2020 ldrb.w r2, [r2, #32]
8003c02: 4313 orrs r3, r2
8003c04: 64bb str r3, [r7, #72] ; 0x48
nrsv = LD_WORD(fs->win.d8 + BPB_RsvdSecCnt); /* Number of reserved sectors */
8003c06: 6bbb ldr r3, [r7, #56] ; 0x38
8003c08: 7bdb ldrb r3, [r3, #15]
8003c0a: 021b lsls r3, r3, #8
8003c0c: b21a sxth r2, r3
8003c0e: 6bbb ldr r3, [r7, #56] ; 0x38
8003c10: 7b9b ldrb r3, [r3, #14]
8003c12: b21b sxth r3, r3
8003c14: 4313 orrs r3, r2
8003c16: b21b sxth r3, r3
8003c18: 85fb strh r3, [r7, #46] ; 0x2e
if (!nrsv) return FR_NO_FILESYSTEM; /* (Must not be 0) */
8003c1a: 8dfb ldrh r3, [r7, #46] ; 0x2e
8003c1c: 2b00 cmp r3, #0
8003c1e: d101 bne.n 8003c24 <find_volume+0x304>
8003c20: 230d movs r3, #13
8003c22: e13b b.n 8003e9c <find_volume+0x57c>
/* Determine the FAT sub type */
sysect = nrsv + fasize + fs->n_rootdir / (SS(fs) / SZ_DIRE); /* RSV + FAT + DIR */
8003c24: 8dfa ldrh r2, [r7, #46] ; 0x2e
8003c26: 6cfb ldr r3, [r7, #76] ; 0x4c
8003c28: 4413 add r3, r2
8003c2a: 6bba ldr r2, [r7, #56] ; 0x38
8003c2c: f8b2 2208 ldrh.w r2, [r2, #520] ; 0x208
8003c30: 0912 lsrs r2, r2, #4
8003c32: b292 uxth r2, r2
8003c34: 4413 add r3, r2
8003c36: 62bb str r3, [r7, #40] ; 0x28
if (tsect < sysect) return FR_NO_FILESYSTEM; /* (Invalid volume size) */
8003c38: 6cba ldr r2, [r7, #72] ; 0x48
8003c3a: 6abb ldr r3, [r7, #40] ; 0x28
8003c3c: 429a cmp r2, r3
8003c3e: d201 bcs.n 8003c44 <find_volume+0x324>
8003c40: 230d movs r3, #13
8003c42: e12b b.n 8003e9c <find_volume+0x57c>
nclst = (tsect - sysect) / fs->csize; /* Number of clusters */
8003c44: 6cba ldr r2, [r7, #72] ; 0x48
8003c46: 6abb ldr r3, [r7, #40] ; 0x28
8003c48: 1ad3 subs r3, r2, r3
8003c4a: 6bba ldr r2, [r7, #56] ; 0x38
8003c4c: f892 2202 ldrb.w r2, [r2, #514] ; 0x202
8003c50: fbb3 f3f2 udiv r3, r3, r2
8003c54: 627b str r3, [r7, #36] ; 0x24
if (!nclst) return FR_NO_FILESYSTEM; /* (Invalid volume size) */
8003c56: 6a7b ldr r3, [r7, #36] ; 0x24
8003c58: 2b00 cmp r3, #0
8003c5a: d101 bne.n 8003c60 <find_volume+0x340>
8003c5c: 230d movs r3, #13
8003c5e: e11d b.n 8003e9c <find_volume+0x57c>
fmt = FS_FAT12;
8003c60: 2301 movs r3, #1
8003c62: f887 3057 strb.w r3, [r7, #87] ; 0x57
if (nclst >= MIN_FAT16) fmt = FS_FAT16;
8003c66: 6a7b ldr r3, [r7, #36] ; 0x24
8003c68: f640 72f5 movw r2, #4085 ; 0xff5
8003c6c: 4293 cmp r3, r2
8003c6e: d902 bls.n 8003c76 <find_volume+0x356>
8003c70: 2302 movs r3, #2
8003c72: f887 3057 strb.w r3, [r7, #87] ; 0x57
if (nclst >= MIN_FAT32) fmt = FS_FAT32;
8003c76: 6a7b ldr r3, [r7, #36] ; 0x24
8003c78: f64f 72f5 movw r2, #65525 ; 0xfff5
8003c7c: 4293 cmp r3, r2
8003c7e: d902 bls.n 8003c86 <find_volume+0x366>
8003c80: 2303 movs r3, #3
8003c82: f887 3057 strb.w r3, [r7, #87] ; 0x57
/* Boundaries and Limits */
fs->n_fatent = nclst + 2; /* Number of FAT entries */
8003c86: 6a7b ldr r3, [r7, #36] ; 0x24
8003c88: 1c9a adds r2, r3, #2
8003c8a: 6bbb ldr r3, [r7, #56] ; 0x38
8003c8c: f8c3 2214 str.w r2, [r3, #532] ; 0x214
fs->volbase = bsect; /* Volume start sector */
8003c90: 6bbb ldr r3, [r7, #56] ; 0x38
8003c92: 6d3a ldr r2, [r7, #80] ; 0x50
8003c94: f8c3 221c str.w r2, [r3, #540] ; 0x21c
fs->fatbase = bsect + nrsv; /* FAT start sector */
8003c98: 8dfa ldrh r2, [r7, #46] ; 0x2e
8003c9a: 6d3b ldr r3, [r7, #80] ; 0x50
8003c9c: 441a add r2, r3
8003c9e: 6bbb ldr r3, [r7, #56] ; 0x38
8003ca0: f8c3 2220 str.w r2, [r3, #544] ; 0x220
fs->database = bsect + sysect; /* Data start sector */
8003ca4: 6d3a ldr r2, [r7, #80] ; 0x50
8003ca6: 6abb ldr r3, [r7, #40] ; 0x28
8003ca8: 441a add r2, r3
8003caa: 6bbb ldr r3, [r7, #56] ; 0x38
8003cac: f8c3 2228 str.w r2, [r3, #552] ; 0x228
if (fmt == FS_FAT32) {
8003cb0: f897 3057 ldrb.w r3, [r7, #87] ; 0x57
8003cb4: 2b03 cmp r3, #3
8003cb6: d121 bne.n 8003cfc <find_volume+0x3dc>
if (fs->n_rootdir) return FR_NO_FILESYSTEM; /* (BPB_RootEntCnt must be 0) */
8003cb8: 6bbb ldr r3, [r7, #56] ; 0x38
8003cba: f8b3 3208 ldrh.w r3, [r3, #520] ; 0x208
8003cbe: 2b00 cmp r3, #0
8003cc0: d001 beq.n 8003cc6 <find_volume+0x3a6>
8003cc2: 230d movs r3, #13
8003cc4: e0ea b.n 8003e9c <find_volume+0x57c>
fs->dirbase = LD_DWORD(fs->win.d8 + BPB_RootClus); /* Root directory start cluster */
8003cc6: 6bbb ldr r3, [r7, #56] ; 0x38
8003cc8: f893 302f ldrb.w r3, [r3, #47] ; 0x2f
8003ccc: 061a lsls r2, r3, #24
8003cce: 6bbb ldr r3, [r7, #56] ; 0x38
8003cd0: f893 302e ldrb.w r3, [r3, #46] ; 0x2e
8003cd4: 041b lsls r3, r3, #16
8003cd6: 4313 orrs r3, r2
8003cd8: 6bba ldr r2, [r7, #56] ; 0x38
8003cda: f892 202d ldrb.w r2, [r2, #45] ; 0x2d
8003cde: 0212 lsls r2, r2, #8
8003ce0: 4313 orrs r3, r2
8003ce2: 6bba ldr r2, [r7, #56] ; 0x38
8003ce4: f892 202c ldrb.w r2, [r2, #44] ; 0x2c
8003ce8: 431a orrs r2, r3
8003cea: 6bbb ldr r3, [r7, #56] ; 0x38
8003cec: f8c3 2224 str.w r2, [r3, #548] ; 0x224
szbfat = fs->n_fatent * 4; /* (Needed FAT size) */
8003cf0: 6bbb ldr r3, [r7, #56] ; 0x38
8003cf2: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8003cf6: 009b lsls r3, r3, #2
8003cf8: 647b str r3, [r7, #68] ; 0x44
8003cfa: e025 b.n 8003d48 <find_volume+0x428>
} else {
if (!fs->n_rootdir) return FR_NO_FILESYSTEM; /* (BPB_RootEntCnt must not be 0) */
8003cfc: 6bbb ldr r3, [r7, #56] ; 0x38
8003cfe: f8b3 3208 ldrh.w r3, [r3, #520] ; 0x208
8003d02: 2b00 cmp r3, #0
8003d04: d101 bne.n 8003d0a <find_volume+0x3ea>
8003d06: 230d movs r3, #13
8003d08: e0c8 b.n 8003e9c <find_volume+0x57c>
fs->dirbase = fs->fatbase + fasize; /* Root directory start sector */
8003d0a: 6bbb ldr r3, [r7, #56] ; 0x38
8003d0c: f8d3 2220 ldr.w r2, [r3, #544] ; 0x220
8003d10: 6cfb ldr r3, [r7, #76] ; 0x4c
8003d12: 441a add r2, r3
8003d14: 6bbb ldr r3, [r7, #56] ; 0x38
8003d16: f8c3 2224 str.w r2, [r3, #548] ; 0x224
szbfat = (fmt == FS_FAT16) ? /* (Needed FAT size) */
fs->n_fatent * 2 : fs->n_fatent * 3 / 2 + (fs->n_fatent & 1);
8003d1a: f897 3057 ldrb.w r3, [r7, #87] ; 0x57
8003d1e: 2b02 cmp r3, #2
8003d20: d104 bne.n 8003d2c <find_volume+0x40c>
8003d22: 6bbb ldr r3, [r7, #56] ; 0x38
8003d24: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8003d28: 005b lsls r3, r3, #1
8003d2a: e00c b.n 8003d46 <find_volume+0x426>
8003d2c: 6bbb ldr r3, [r7, #56] ; 0x38
8003d2e: f8d3 2214 ldr.w r2, [r3, #532] ; 0x214
8003d32: 4613 mov r3, r2
8003d34: 005b lsls r3, r3, #1
8003d36: 4413 add r3, r2
8003d38: 085a lsrs r2, r3, #1
8003d3a: 6bbb ldr r3, [r7, #56] ; 0x38
8003d3c: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8003d40: f003 0301 and.w r3, r3, #1
8003d44: 4413 add r3, r2
szbfat = (fmt == FS_FAT16) ? /* (Needed FAT size) */
8003d46: 647b str r3, [r7, #68] ; 0x44
}
if (fs->fsize < (szbfat + (SS(fs) - 1)) / SS(fs)) /* (BPB_FATSz must not be less than the size needed) */
8003d48: 6bbb ldr r3, [r7, #56] ; 0x38
8003d4a: f8d3 2218 ldr.w r2, [r3, #536] ; 0x218
8003d4e: 6c7b ldr r3, [r7, #68] ; 0x44
8003d50: f203 13ff addw r3, r3, #511 ; 0x1ff
8003d54: 0a5b lsrs r3, r3, #9
8003d56: 429a cmp r2, r3
8003d58: d201 bcs.n 8003d5e <find_volume+0x43e>
return FR_NO_FILESYSTEM;
8003d5a: 230d movs r3, #13
8003d5c: e09e b.n 8003e9c <find_volume+0x57c>
#if !_FS_READONLY
/* Initialize cluster allocation information */
fs->last_clust = fs->free_clust = 0xFFFFFFFF;
8003d5e: 6bbb ldr r3, [r7, #56] ; 0x38
8003d60: f04f 32ff mov.w r2, #4294967295
8003d64: f8c3 2210 str.w r2, [r3, #528] ; 0x210
8003d68: 6bbb ldr r3, [r7, #56] ; 0x38
8003d6a: f8d3 2210 ldr.w r2, [r3, #528] ; 0x210
8003d6e: 6bbb ldr r3, [r7, #56] ; 0x38
8003d70: f8c3 220c str.w r2, [r3, #524] ; 0x20c
/* Get fsinfo if available */
fs->fsi_flag = 0x80;
8003d74: 6bbb ldr r3, [r7, #56] ; 0x38
8003d76: 2280 movs r2, #128 ; 0x80
8003d78: f883 2205 strb.w r2, [r3, #517] ; 0x205
#if (_FS_NOFSINFO & 3) != 3
if (fmt == FS_FAT32 /* Enable FSINFO only if FAT32 and BPB_FSInfo is 1 */
8003d7c: f897 3057 ldrb.w r3, [r7, #87] ; 0x57
8003d80: 2b03 cmp r3, #3
8003d82: d177 bne.n 8003e74 <find_volume+0x554>
&& LD_WORD(fs->win.d8 + BPB_FSInfo) == 1
8003d84: 6bbb ldr r3, [r7, #56] ; 0x38
8003d86: f893 3031 ldrb.w r3, [r3, #49] ; 0x31
8003d8a: 021b lsls r3, r3, #8
8003d8c: b21a sxth r2, r3
8003d8e: 6bbb ldr r3, [r7, #56] ; 0x38
8003d90: f893 3030 ldrb.w r3, [r3, #48] ; 0x30
8003d94: b21b sxth r3, r3
8003d96: 4313 orrs r3, r2
8003d98: b21b sxth r3, r3
8003d9a: 2b01 cmp r3, #1
8003d9c: d16a bne.n 8003e74 <find_volume+0x554>
&& move_window(fs, bsect + 1) == FR_OK)
8003d9e: 6d3b ldr r3, [r7, #80] ; 0x50
8003da0: 3301 adds r3, #1
8003da2: 4619 mov r1, r3
8003da4: 6bb8 ldr r0, [r7, #56] ; 0x38
8003da6: f7fe fdec bl 8002982 <move_window>
8003daa: 4603 mov r3, r0
8003dac: 2b00 cmp r3, #0
8003dae: d161 bne.n 8003e74 <find_volume+0x554>
{
fs->fsi_flag = 0;
8003db0: 6bbb ldr r3, [r7, #56] ; 0x38
8003db2: 2200 movs r2, #0
8003db4: f883 2205 strb.w r2, [r3, #517] ; 0x205
if (LD_WORD(fs->win.d8 + BS_55AA) == 0xAA55 /* Load FSINFO data if available */
8003db8: 6bbb ldr r3, [r7, #56] ; 0x38
8003dba: f893 31ff ldrb.w r3, [r3, #511] ; 0x1ff
8003dbe: 021b lsls r3, r3, #8
8003dc0: b21a sxth r2, r3
8003dc2: 6bbb ldr r3, [r7, #56] ; 0x38
8003dc4: f893 31fe ldrb.w r3, [r3, #510] ; 0x1fe
8003dc8: b21b sxth r3, r3
8003dca: 4313 orrs r3, r2
8003dcc: b21b sxth r3, r3
8003dce: 4a35 ldr r2, [pc, #212] ; (8003ea4 <find_volume+0x584>)
8003dd0: 4293 cmp r3, r2
8003dd2: d14f bne.n 8003e74 <find_volume+0x554>
&& LD_DWORD(fs->win.d8 + FSI_LeadSig) == 0x41615252
8003dd4: 6bbb ldr r3, [r7, #56] ; 0x38
8003dd6: 78db ldrb r3, [r3, #3]
8003dd8: 061a lsls r2, r3, #24
8003dda: 6bbb ldr r3, [r7, #56] ; 0x38
8003ddc: 789b ldrb r3, [r3, #2]
8003dde: 041b lsls r3, r3, #16
8003de0: 4313 orrs r3, r2
8003de2: 6bba ldr r2, [r7, #56] ; 0x38
8003de4: 7852 ldrb r2, [r2, #1]
8003de6: 0212 lsls r2, r2, #8
8003de8: 4313 orrs r3, r2
8003dea: 6bba ldr r2, [r7, #56] ; 0x38
8003dec: 7812 ldrb r2, [r2, #0]
8003dee: 4313 orrs r3, r2
8003df0: 4a2d ldr r2, [pc, #180] ; (8003ea8 <find_volume+0x588>)
8003df2: 4293 cmp r3, r2
8003df4: d13e bne.n 8003e74 <find_volume+0x554>
&& LD_DWORD(fs->win.d8 + FSI_StrucSig) == 0x61417272)
8003df6: 6bbb ldr r3, [r7, #56] ; 0x38
8003df8: f893 31e7 ldrb.w r3, [r3, #487] ; 0x1e7
8003dfc: 061a lsls r2, r3, #24
8003dfe: 6bbb ldr r3, [r7, #56] ; 0x38
8003e00: f893 31e6 ldrb.w r3, [r3, #486] ; 0x1e6
8003e04: 041b lsls r3, r3, #16
8003e06: 4313 orrs r3, r2
8003e08: 6bba ldr r2, [r7, #56] ; 0x38
8003e0a: f892 21e5 ldrb.w r2, [r2, #485] ; 0x1e5
8003e0e: 0212 lsls r2, r2, #8
8003e10: 4313 orrs r3, r2
8003e12: 6bba ldr r2, [r7, #56] ; 0x38
8003e14: f892 21e4 ldrb.w r2, [r2, #484] ; 0x1e4
8003e18: 4313 orrs r3, r2
8003e1a: 4a24 ldr r2, [pc, #144] ; (8003eac <find_volume+0x58c>)
8003e1c: 4293 cmp r3, r2
8003e1e: d129 bne.n 8003e74 <find_volume+0x554>
{
#if (_FS_NOFSINFO & 1) == 0
fs->free_clust = LD_DWORD(fs->win.d8 + FSI_Free_Count);
8003e20: 6bbb ldr r3, [r7, #56] ; 0x38
8003e22: f893 31eb ldrb.w r3, [r3, #491] ; 0x1eb
8003e26: 061a lsls r2, r3, #24
8003e28: 6bbb ldr r3, [r7, #56] ; 0x38
8003e2a: f893 31ea ldrb.w r3, [r3, #490] ; 0x1ea
8003e2e: 041b lsls r3, r3, #16
8003e30: 4313 orrs r3, r2
8003e32: 6bba ldr r2, [r7, #56] ; 0x38
8003e34: f892 21e9 ldrb.w r2, [r2, #489] ; 0x1e9
8003e38: 0212 lsls r2, r2, #8
8003e3a: 4313 orrs r3, r2
8003e3c: 6bba ldr r2, [r7, #56] ; 0x38
8003e3e: f892 21e8 ldrb.w r2, [r2, #488] ; 0x1e8
8003e42: 431a orrs r2, r3
8003e44: 6bbb ldr r3, [r7, #56] ; 0x38
8003e46: f8c3 2210 str.w r2, [r3, #528] ; 0x210
#endif
#if (_FS_NOFSINFO & 2) == 0
fs->last_clust = LD_DWORD(fs->win.d8 + FSI_Nxt_Free);
8003e4a: 6bbb ldr r3, [r7, #56] ; 0x38
8003e4c: f893 31ef ldrb.w r3, [r3, #495] ; 0x1ef
8003e50: 061a lsls r2, r3, #24
8003e52: 6bbb ldr r3, [r7, #56] ; 0x38
8003e54: f893 31ee ldrb.w r3, [r3, #494] ; 0x1ee
8003e58: 041b lsls r3, r3, #16
8003e5a: 4313 orrs r3, r2
8003e5c: 6bba ldr r2, [r7, #56] ; 0x38
8003e5e: f892 21ed ldrb.w r2, [r2, #493] ; 0x1ed
8003e62: 0212 lsls r2, r2, #8
8003e64: 4313 orrs r3, r2
8003e66: 6bba ldr r2, [r7, #56] ; 0x38
8003e68: f892 21ec ldrb.w r2, [r2, #492] ; 0x1ec
8003e6c: 431a orrs r2, r3
8003e6e: 6bbb ldr r3, [r7, #56] ; 0x38
8003e70: f8c3 220c str.w r2, [r3, #524] ; 0x20c
#endif
}
}
#endif
#endif
fs->fs_type = fmt; /* FAT sub-type */
8003e74: 6bbb ldr r3, [r7, #56] ; 0x38
8003e76: f897 2057 ldrb.w r2, [r7, #87] ; 0x57
8003e7a: f883 2200 strb.w r2, [r3, #512] ; 0x200
fs->id = ++Fsid; /* File system mount ID */
8003e7e: 4b0c ldr r3, [pc, #48] ; (8003eb0 <find_volume+0x590>)
8003e80: 881b ldrh r3, [r3, #0]
8003e82: 3301 adds r3, #1
8003e84: b29a uxth r2, r3
8003e86: 4b0a ldr r3, [pc, #40] ; (8003eb0 <find_volume+0x590>)
8003e88: 801a strh r2, [r3, #0]
8003e8a: 4b09 ldr r3, [pc, #36] ; (8003eb0 <find_volume+0x590>)
8003e8c: 881a ldrh r2, [r3, #0]
8003e8e: 6bbb ldr r3, [r7, #56] ; 0x38
8003e90: f8a3 2206 strh.w r2, [r3, #518] ; 0x206
#if _FS_RPATH
fs->cdir = 0; /* Set current directory to root */
#endif
#if _FS_LOCK /* Clear file lock semaphores */
clear_lock(fs);
8003e94: 6bb8 ldr r0, [r7, #56] ; 0x38
8003e96: f7fe fd01 bl 800289c <clear_lock>
#endif
return FR_OK;
8003e9a: 2300 movs r3, #0
}
8003e9c: 4618 mov r0, r3
8003e9e: 3758 adds r7, #88 ; 0x58
8003ea0: 46bd mov sp, r7
8003ea2: bd80 pop {r7, pc}
8003ea4: ffffaa55 .word 0xffffaa55
8003ea8: 41615252 .word 0x41615252
8003eac: 61417272 .word 0x61417272
8003eb0: 200000b0 .word 0x200000b0
08003eb4 <validate>:
static
FRESULT validate ( /* FR_OK(0): The object is valid, !=0: Invalid */
void* obj /* Pointer to the object FIL/DIR to check validity */
)
{
8003eb4: b580 push {r7, lr}
8003eb6: b084 sub sp, #16
8003eb8: af00 add r7, sp, #0
8003eba: 6078 str r0, [r7, #4]
FIL *fil = (FIL*)obj; /* Assuming offset of .fs and .id in the FIL/DIR structure is identical */
8003ebc: 687b ldr r3, [r7, #4]
8003ebe: 60fb str r3, [r7, #12]
if (!fil || !fil->fs || !fil->fs->fs_type || fil->fs->id != fil->id || (disk_status(fil->fs->drv) & STA_NOINIT))
8003ec0: 68fb ldr r3, [r7, #12]
8003ec2: 2b00 cmp r3, #0
8003ec4: d022 beq.n 8003f0c <validate+0x58>
8003ec6: 68fb ldr r3, [r7, #12]
8003ec8: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003ecc: 2b00 cmp r3, #0
8003ece: d01d beq.n 8003f0c <validate+0x58>
8003ed0: 68fb ldr r3, [r7, #12]
8003ed2: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003ed6: f893 3200 ldrb.w r3, [r3, #512] ; 0x200
8003eda: 2b00 cmp r3, #0
8003edc: d016 beq.n 8003f0c <validate+0x58>
8003ede: 68fb ldr r3, [r7, #12]
8003ee0: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003ee4: f8b3 2206 ldrh.w r2, [r3, #518] ; 0x206
8003ee8: 68fb ldr r3, [r7, #12]
8003eea: f8b3 3204 ldrh.w r3, [r3, #516] ; 0x204
8003eee: 429a cmp r2, r3
8003ef0: d10c bne.n 8003f0c <validate+0x58>
8003ef2: 68fb ldr r3, [r7, #12]
8003ef4: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8003ef8: f893 3201 ldrb.w r3, [r3, #513] ; 0x201
8003efc: 4618 mov r0, r3
8003efe: f7fe fa8f bl 8002420 <disk_status>
8003f02: 4603 mov r3, r0
8003f04: f003 0301 and.w r3, r3, #1
8003f08: 2b00 cmp r3, #0
8003f0a: d001 beq.n 8003f10 <validate+0x5c>
return FR_INVALID_OBJECT;
8003f0c: 2309 movs r3, #9
8003f0e: e000 b.n 8003f12 <validate+0x5e>
ENTER_FF(fil->fs); /* Lock file system */
return FR_OK;
8003f10: 2300 movs r3, #0
}
8003f12: 4618 mov r0, r3
8003f14: 3710 adds r7, #16
8003f16: 46bd mov sp, r7
8003f18: bd80 pop {r7, pc}
...
08003f1c <f_mount>:
FRESULT f_mount (
FATFS* fs, /* Pointer to the file system object (NULL:unmount)*/
const TCHAR* path, /* Logical drive number to be mounted/unmounted */
BYTE opt /* 0:Do not mount (delayed mount), 1:Mount immediately */
)
{
8003f1c: b580 push {r7, lr}
8003f1e: b088 sub sp, #32
8003f20: af00 add r7, sp, #0
8003f22: 60f8 str r0, [r7, #12]
8003f24: 60b9 str r1, [r7, #8]
8003f26: 4613 mov r3, r2
8003f28: 71fb strb r3, [r7, #7]
FATFS *cfs;
int vol;
FRESULT res;
const TCHAR *rp = path;
8003f2a: 68bb ldr r3, [r7, #8]
8003f2c: 613b str r3, [r7, #16]
vol = get_ldnumber(&rp);
8003f2e: f107 0310 add.w r3, r7, #16
8003f32: 4618 mov r0, r3
8003f34: f7ff fc46 bl 80037c4 <get_ldnumber>
8003f38: 61f8 str r0, [r7, #28]
if (vol < 0) return FR_INVALID_DRIVE;
8003f3a: 69fb ldr r3, [r7, #28]
8003f3c: 2b00 cmp r3, #0
8003f3e: da01 bge.n 8003f44 <f_mount+0x28>
8003f40: 230b movs r3, #11
8003f42: e02d b.n 8003fa0 <f_mount+0x84>
cfs = FatFs[vol]; /* Pointer to fs object */
8003f44: 4a18 ldr r2, [pc, #96] ; (8003fa8 <f_mount+0x8c>)
8003f46: 69fb ldr r3, [r7, #28]
8003f48: f852 3023 ldr.w r3, [r2, r3, lsl #2]
8003f4c: 61bb str r3, [r7, #24]
if (cfs) {
8003f4e: 69bb ldr r3, [r7, #24]
8003f50: 2b00 cmp r3, #0
8003f52: d006 beq.n 8003f62 <f_mount+0x46>
#if _FS_LOCK
clear_lock(cfs);
8003f54: 69b8 ldr r0, [r7, #24]
8003f56: f7fe fca1 bl 800289c <clear_lock>
#endif
#if _FS_REENTRANT /* Discard sync object of the current volume */
if (!ff_del_syncobj(cfs->sobj)) return FR_INT_ERR;
#endif
cfs->fs_type = 0; /* Clear old fs object */
8003f5a: 69bb ldr r3, [r7, #24]
8003f5c: 2200 movs r2, #0
8003f5e: f883 2200 strb.w r2, [r3, #512] ; 0x200
}
if (fs) {
8003f62: 68fb ldr r3, [r7, #12]
8003f64: 2b00 cmp r3, #0
8003f66: d003 beq.n 8003f70 <f_mount+0x54>
fs->fs_type = 0; /* Clear new fs object */
8003f68: 68fb ldr r3, [r7, #12]
8003f6a: 2200 movs r2, #0
8003f6c: f883 2200 strb.w r2, [r3, #512] ; 0x200
#if _FS_REENTRANT /* Create sync object for the new volume */
if (!ff_cre_syncobj((BYTE)vol, &fs->sobj)) return FR_INT_ERR;
#endif
}
FatFs[vol] = fs; /* Register new fs object */
8003f70: 68fa ldr r2, [r7, #12]
8003f72: 490d ldr r1, [pc, #52] ; (8003fa8 <f_mount+0x8c>)
8003f74: 69fb ldr r3, [r7, #28]
8003f76: f841 2023 str.w r2, [r1, r3, lsl #2]
if (!fs || opt != 1) return FR_OK; /* Do not mount now, it will be mounted later */
8003f7a: 68fb ldr r3, [r7, #12]
8003f7c: 2b00 cmp r3, #0
8003f7e: d002 beq.n 8003f86 <f_mount+0x6a>
8003f80: 79fb ldrb r3, [r7, #7]
8003f82: 2b01 cmp r3, #1
8003f84: d001 beq.n 8003f8a <f_mount+0x6e>
8003f86: 2300 movs r3, #0
8003f88: e00a b.n 8003fa0 <f_mount+0x84>
res = find_volume(&fs, &path, 0); /* Force mounted the volume */
8003f8a: f107 0108 add.w r1, r7, #8
8003f8e: f107 030c add.w r3, r7, #12
8003f92: 2200 movs r2, #0
8003f94: 4618 mov r0, r3
8003f96: f7ff fcc3 bl 8003920 <find_volume>
8003f9a: 4603 mov r3, r0
8003f9c: 75fb strb r3, [r7, #23]
LEAVE_FF(fs, res);
8003f9e: 7dfb ldrb r3, [r7, #23]
}
8003fa0: 4618 mov r0, r3
8003fa2: 3720 adds r7, #32
8003fa4: 46bd mov sp, r7
8003fa6: bd80 pop {r7, pc}
8003fa8: 200000ac .word 0x200000ac
08003fac <f_open>:
FRESULT f_open (
FIL* fp, /* Pointer to the blank file object */
const TCHAR* path, /* Pointer to the file name */
BYTE mode /* Access mode and file open mode flags */
)
{
8003fac: b580 push {r7, lr}
8003fae: f5ad 7d14 sub.w sp, sp, #592 ; 0x250
8003fb2: af00 add r7, sp, #0
8003fb4: f107 030c add.w r3, r7, #12
8003fb8: 6018 str r0, [r3, #0]
8003fba: f107 0308 add.w r3, r7, #8
8003fbe: 6019 str r1, [r3, #0]
8003fc0: 1dfb adds r3, r7, #7
8003fc2: 701a strb r2, [r3, #0]
#if !_FS_READONLY
DWORD dw, cl;
#endif
if (!fp) return FR_INVALID_OBJECT;
8003fc4: f107 030c add.w r3, r7, #12
8003fc8: 681b ldr r3, [r3, #0]
8003fca: 2b00 cmp r3, #0
8003fcc: d101 bne.n 8003fd2 <f_open+0x26>
8003fce: 2309 movs r3, #9
8003fd0: e1f2 b.n 80043b8 <f_open+0x40c>
fp->fs = 0; /* Clear file object */
8003fd2: f107 030c add.w r3, r7, #12
8003fd6: 681b ldr r3, [r3, #0]
8003fd8: 2200 movs r2, #0
8003fda: f8c3 2200 str.w r2, [r3, #512] ; 0x200
/* Get logical drive number */
#if !_FS_READONLY
mode &= FA_READ | FA_WRITE | FA_CREATE_ALWAYS | FA_OPEN_ALWAYS | FA_CREATE_NEW;
8003fde: 1dfb adds r3, r7, #7
8003fe0: 1dfa adds r2, r7, #7
8003fe2: 7812 ldrb r2, [r2, #0]
8003fe4: f002 021f and.w r2, r2, #31
8003fe8: 701a strb r2, [r3, #0]
res = find_volume(&dj.fs, &path, (BYTE)(mode & ~FA_READ));
8003fea: 1dfb adds r3, r7, #7
8003fec: 781b ldrb r3, [r3, #0]
8003fee: f023 0301 bic.w r3, r3, #1
8003ff2: b2da uxtb r2, r3
8003ff4: f107 0108 add.w r1, r7, #8
8003ff8: f107 0320 add.w r3, r7, #32
8003ffc: f503 7300 add.w r3, r3, #512 ; 0x200
8004000: 4618 mov r0, r3
8004002: f7ff fc8d bl 8003920 <find_volume>
8004006: 4603 mov r3, r0
8004008: f887 324f strb.w r3, [r7, #591] ; 0x24f
#else
mode &= FA_READ;
res = find_volume(&dj.fs, &path, 0);
#endif
if (res == FR_OK) {
800400c: f897 324f ldrb.w r3, [r7, #591] ; 0x24f
8004010: 2b00 cmp r3, #0
8004012: f040 81cf bne.w 80043b4 <f_open+0x408>
INIT_BUF(dj);
8004016: f107 0320 add.w r3, r7, #32
800401a: f107 0214 add.w r2, r7, #20
800401e: f8c3 2218 str.w r2, [r3, #536] ; 0x218
res = follow_path(&dj, path); /* Follow the file path */
8004022: f107 0308 add.w r3, r7, #8
8004026: 681a ldr r2, [r3, #0]
8004028: f107 0320 add.w r3, r7, #32
800402c: 4611 mov r1, r2
800402e: 4618 mov r0, r3
8004030: f7ff fb5a bl 80036e8 <follow_path>
8004034: 4603 mov r3, r0
8004036: f887 324f strb.w r3, [r7, #591] ; 0x24f
dir = dj.dir;
800403a: f107 0320 add.w r3, r7, #32
800403e: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
8004042: f8c7 3248 str.w r3, [r7, #584] ; 0x248
#if !_FS_READONLY /* R/W configuration */
if (res == FR_OK) {
8004046: f897 324f ldrb.w r3, [r7, #591] ; 0x24f
800404a: 2b00 cmp r3, #0
800404c: d11a bne.n 8004084 <f_open+0xd8>
if (!dir) /* Default directory itself */
800404e: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
8004052: 2b00 cmp r3, #0
8004054: d103 bne.n 800405e <f_open+0xb2>
res = FR_INVALID_NAME;
8004056: 2306 movs r3, #6
8004058: f887 324f strb.w r3, [r7, #591] ; 0x24f
800405c: e012 b.n 8004084 <f_open+0xd8>
#if _FS_LOCK
else
res = chk_lock(&dj, (mode & ~FA_READ) ? 1 : 0);
800405e: 1dfb adds r3, r7, #7
8004060: 781b ldrb r3, [r3, #0]
8004062: f023 0301 bic.w r3, r3, #1
8004066: 2b00 cmp r3, #0
8004068: bf14 ite ne
800406a: 2301 movne r3, #1
800406c: 2300 moveq r3, #0
800406e: b2db uxtb r3, r3
8004070: 461a mov r2, r3
8004072: f107 0320 add.w r3, r7, #32
8004076: 4611 mov r1, r2
8004078: 4618 mov r0, r3
800407a: f7fe fac9 bl 8002610 <chk_lock>
800407e: 4603 mov r3, r0
8004080: f887 324f strb.w r3, [r7, #591] ; 0x24f
#endif
}
/* Create or Open a file */
if (mode & (FA_CREATE_ALWAYS | FA_OPEN_ALWAYS | FA_CREATE_NEW)) {
8004084: 1dfb adds r3, r7, #7
8004086: 781b ldrb r3, [r3, #0]
8004088: f003 031c and.w r3, r3, #28
800408c: 2b00 cmp r3, #0
800408e: f000 80cc beq.w 800422a <f_open+0x27e>
if (res != FR_OK) { /* No file, create new */
8004092: f897 324f ldrb.w r3, [r7, #591] ; 0x24f
8004096: 2b00 cmp r3, #0
8004098: d01f beq.n 80040da <f_open+0x12e>
if (res == FR_NO_FILE) /* There is no file to open, create a new entry */
800409a: f897 324f ldrb.w r3, [r7, #591] ; 0x24f
800409e: 2b04 cmp r3, #4
80040a0: d10e bne.n 80040c0 <f_open+0x114>
#if _FS_LOCK
res = enq_lock() ? dir_register(&dj) : FR_TOO_MANY_OPEN_FILES;
80040a2: f7fe fb21 bl 80026e8 <enq_lock>
80040a6: 4603 mov r3, r0
80040a8: 2b00 cmp r3, #0
80040aa: d006 beq.n 80040ba <f_open+0x10e>
80040ac: f107 0320 add.w r3, r7, #32
80040b0: 4618 mov r0, r3
80040b2: f7ff fa1f bl 80034f4 <dir_register>
80040b6: 4603 mov r3, r0
80040b8: e000 b.n 80040bc <f_open+0x110>
80040ba: 2312 movs r3, #18
80040bc: f887 324f strb.w r3, [r7, #591] ; 0x24f
#else
res = dir_register(&dj);
#endif
mode |= FA_CREATE_ALWAYS; /* File is created */
80040c0: 1dfb adds r3, r7, #7
80040c2: 1dfa adds r2, r7, #7
80040c4: 7812 ldrb r2, [r2, #0]
80040c6: f042 0208 orr.w r2, r2, #8
80040ca: 701a strb r2, [r3, #0]
dir = dj.dir; /* New entry */
80040cc: f107 0320 add.w r3, r7, #32
80040d0: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
80040d4: f8c7 3248 str.w r3, [r7, #584] ; 0x248
80040d8: e014 b.n 8004104 <f_open+0x158>
}
else { /* Any object is already existing */
if (dir[DIR_Attr] & (AM_RDO | AM_DIR)) { /* Cannot overwrite it (R/O or DIR) */
80040da: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
80040de: 330b adds r3, #11
80040e0: 781b ldrb r3, [r3, #0]
80040e2: f003 0311 and.w r3, r3, #17
80040e6: 2b00 cmp r3, #0
80040e8: d003 beq.n 80040f2 <f_open+0x146>
res = FR_DENIED;
80040ea: 2307 movs r3, #7
80040ec: f887 324f strb.w r3, [r7, #591] ; 0x24f
80040f0: e008 b.n 8004104 <f_open+0x158>
} else {
if (mode & FA_CREATE_NEW) /* Cannot create as new file */
80040f2: 1dfb adds r3, r7, #7
80040f4: 781b ldrb r3, [r3, #0]
80040f6: f003 0304 and.w r3, r3, #4
80040fa: 2b00 cmp r3, #0
80040fc: d002 beq.n 8004104 <f_open+0x158>
res = FR_EXIST;
80040fe: 2308 movs r3, #8
8004100: f887 324f strb.w r3, [r7, #591] ; 0x24f
}
}
if (res == FR_OK && (mode & FA_CREATE_ALWAYS)) { /* Truncate it if overwrite mode */
8004104: f897 324f ldrb.w r3, [r7, #591] ; 0x24f
8004108: 2b00 cmp r3, #0
800410a: f040 80af bne.w 800426c <f_open+0x2c0>
800410e: 1dfb adds r3, r7, #7
8004110: 781b ldrb r3, [r3, #0]
8004112: f003 0308 and.w r3, r3, #8
8004116: 2b00 cmp r3, #0
8004118: f000 80a8 beq.w 800426c <f_open+0x2c0>
dw = GET_FATTIME(); /* Created time */
800411c: f7fe f910 bl 8002340 <get_fattime>
8004120: f8c7 0244 str.w r0, [r7, #580] ; 0x244
ST_DWORD(dir + DIR_CrtTime, dw);
8004124: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
8004128: 330e adds r3, #14
800412a: f8d7 2244 ldr.w r2, [r7, #580] ; 0x244
800412e: b2d2 uxtb r2, r2
8004130: 701a strb r2, [r3, #0]
8004132: f8d7 3244 ldr.w r3, [r7, #580] ; 0x244
8004136: b29b uxth r3, r3
8004138: 0a1b lsrs r3, r3, #8
800413a: b29a uxth r2, r3
800413c: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
8004140: 330f adds r3, #15
8004142: b2d2 uxtb r2, r2
8004144: 701a strb r2, [r3, #0]
8004146: f8d7 3244 ldr.w r3, [r7, #580] ; 0x244
800414a: 0c1a lsrs r2, r3, #16
800414c: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
8004150: 3310 adds r3, #16
8004152: b2d2 uxtb r2, r2
8004154: 701a strb r2, [r3, #0]
8004156: f8d7 3244 ldr.w r3, [r7, #580] ; 0x244
800415a: 0e1a lsrs r2, r3, #24
800415c: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
8004160: 3311 adds r3, #17
8004162: b2d2 uxtb r2, r2
8004164: 701a strb r2, [r3, #0]
dir[DIR_Attr] = 0; /* Reset attribute */
8004166: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
800416a: 330b adds r3, #11
800416c: 2200 movs r2, #0
800416e: 701a strb r2, [r3, #0]
ST_DWORD(dir + DIR_FileSize, 0);/* size = 0 */
8004170: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
8004174: 331c adds r3, #28
8004176: 2200 movs r2, #0
8004178: 701a strb r2, [r3, #0]
800417a: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
800417e: 331d adds r3, #29
8004180: 2200 movs r2, #0
8004182: 701a strb r2, [r3, #0]
8004184: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
8004188: 331e adds r3, #30
800418a: 2200 movs r2, #0
800418c: 701a strb r2, [r3, #0]
800418e: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
8004192: 331f adds r3, #31
8004194: 2200 movs r2, #0
8004196: 701a strb r2, [r3, #0]
cl = ld_clust(dj.fs, dir); /* Get start cluster */
8004198: f107 0320 add.w r3, r7, #32
800419c: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80041a0: f8d7 1248 ldr.w r1, [r7, #584] ; 0x248
80041a4: 4618 mov r0, r3
80041a6: f7ff f903 bl 80033b0 <ld_clust>
80041aa: f8c7 0240 str.w r0, [r7, #576] ; 0x240
st_clust(dir, 0); /* cluster = 0 */
80041ae: 2100 movs r1, #0
80041b0: f8d7 0248 ldr.w r0, [r7, #584] ; 0x248
80041b4: f7ff f929 bl 800340a <st_clust>
dj.fs->wflag = 1;
80041b8: f107 0320 add.w r3, r7, #32
80041bc: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80041c0: 2201 movs r2, #1
80041c2: f883 2204 strb.w r2, [r3, #516] ; 0x204
if (cl) { /* Remove the cluster chain if exist */
80041c6: f8d7 3240 ldr.w r3, [r7, #576] ; 0x240
80041ca: 2b00 cmp r3, #0
80041cc: d04e beq.n 800426c <f_open+0x2c0>
dw = dj.fs->winsect;
80041ce: f107 0320 add.w r3, r7, #32
80041d2: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80041d6: f8d3 322c ldr.w r3, [r3, #556] ; 0x22c
80041da: f8c7 3244 str.w r3, [r7, #580] ; 0x244
res = remove_chain(dj.fs, cl);
80041de: f107 0320 add.w r3, r7, #32
80041e2: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80041e6: f8d7 1240 ldr.w r1, [r7, #576] ; 0x240
80041ea: 4618 mov r0, r3
80041ec: f7fe fde0 bl 8002db0 <remove_chain>
80041f0: 4603 mov r3, r0
80041f2: f887 324f strb.w r3, [r7, #591] ; 0x24f
if (res == FR_OK) {
80041f6: f897 324f ldrb.w r3, [r7, #591] ; 0x24f
80041fa: 2b00 cmp r3, #0
80041fc: d136 bne.n 800426c <f_open+0x2c0>
dj.fs->last_clust = cl - 1; /* Reuse the cluster hole */
80041fe: f107 0320 add.w r3, r7, #32
8004202: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8004206: f8d7 2240 ldr.w r2, [r7, #576] ; 0x240
800420a: 3a01 subs r2, #1
800420c: f8c3 220c str.w r2, [r3, #524] ; 0x20c
res = move_window(dj.fs, dw);
8004210: f107 0320 add.w r3, r7, #32
8004214: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8004218: f8d7 1244 ldr.w r1, [r7, #580] ; 0x244
800421c: 4618 mov r0, r3
800421e: f7fe fbb0 bl 8002982 <move_window>
8004222: 4603 mov r3, r0
8004224: f887 324f strb.w r3, [r7, #591] ; 0x24f
8004228: e020 b.n 800426c <f_open+0x2c0>
}
}
}
}
else { /* Open an existing file */
if (res == FR_OK) { /* Follow succeeded */
800422a: f897 324f ldrb.w r3, [r7, #591] ; 0x24f
800422e: 2b00 cmp r3, #0
8004230: d11c bne.n 800426c <f_open+0x2c0>
if (dir[DIR_Attr] & AM_DIR) { /* It is a directory */
8004232: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
8004236: 330b adds r3, #11
8004238: 781b ldrb r3, [r3, #0]
800423a: f003 0310 and.w r3, r3, #16
800423e: 2b00 cmp r3, #0
8004240: d003 beq.n 800424a <f_open+0x29e>
res = FR_NO_FILE;
8004242: 2304 movs r3, #4
8004244: f887 324f strb.w r3, [r7, #591] ; 0x24f
8004248: e010 b.n 800426c <f_open+0x2c0>
} else {
if ((mode & FA_WRITE) && (dir[DIR_Attr] & AM_RDO)) /* R/O violation */
800424a: 1dfb adds r3, r7, #7
800424c: 781b ldrb r3, [r3, #0]
800424e: f003 0302 and.w r3, r3, #2
8004252: 2b00 cmp r3, #0
8004254: d00a beq.n 800426c <f_open+0x2c0>
8004256: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
800425a: 330b adds r3, #11
800425c: 781b ldrb r3, [r3, #0]
800425e: f003 0301 and.w r3, r3, #1
8004262: 2b00 cmp r3, #0
8004264: d002 beq.n 800426c <f_open+0x2c0>
res = FR_DENIED;
8004266: 2307 movs r3, #7
8004268: f887 324f strb.w r3, [r7, #591] ; 0x24f
}
}
}
if (res == FR_OK) {
800426c: f897 324f ldrb.w r3, [r7, #591] ; 0x24f
8004270: 2b00 cmp r3, #0
8004272: d13d bne.n 80042f0 <f_open+0x344>
if (mode & FA_CREATE_ALWAYS) /* Set file change flag if created or overwritten */
8004274: 1dfb adds r3, r7, #7
8004276: 781b ldrb r3, [r3, #0]
8004278: f003 0308 and.w r3, r3, #8
800427c: 2b00 cmp r3, #0
800427e: d005 beq.n 800428c <f_open+0x2e0>
mode |= FA__WRITTEN;
8004280: 1dfb adds r3, r7, #7
8004282: 1dfa adds r2, r7, #7
8004284: 7812 ldrb r2, [r2, #0]
8004286: f042 0220 orr.w r2, r2, #32
800428a: 701a strb r2, [r3, #0]
fp->dir_sect = dj.fs->winsect; /* Pointer to the directory entry */
800428c: f107 0320 add.w r3, r7, #32
8004290: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8004294: f8d3 222c ldr.w r2, [r3, #556] ; 0x22c
8004298: f107 030c add.w r3, r7, #12
800429c: 681b ldr r3, [r3, #0]
800429e: f8c3 221c str.w r2, [r3, #540] ; 0x21c
fp->dir_ptr = dir;
80042a2: f107 030c add.w r3, r7, #12
80042a6: 681b ldr r3, [r3, #0]
80042a8: f8d7 2248 ldr.w r2, [r7, #584] ; 0x248
80042ac: f8c3 2220 str.w r2, [r3, #544] ; 0x220
#if _FS_LOCK
fp->lockid = inc_lock(&dj, (mode & ~FA_READ) ? 1 : 0);
80042b0: 1dfb adds r3, r7, #7
80042b2: 781b ldrb r3, [r3, #0]
80042b4: f023 0301 bic.w r3, r3, #1
80042b8: 2b00 cmp r3, #0
80042ba: bf14 ite ne
80042bc: 2301 movne r3, #1
80042be: 2300 moveq r3, #0
80042c0: b2db uxtb r3, r3
80042c2: 461a mov r2, r3
80042c4: f107 0320 add.w r3, r7, #32
80042c8: 4611 mov r1, r2
80042ca: 4618 mov r0, r3
80042cc: f7fe fa30 bl 8002730 <inc_lock>
80042d0: 4602 mov r2, r0
80042d2: f107 030c add.w r3, r7, #12
80042d6: 681b ldr r3, [r3, #0]
80042d8: f8c3 2228 str.w r2, [r3, #552] ; 0x228
if (!fp->lockid) res = FR_INT_ERR;
80042dc: f107 030c add.w r3, r7, #12
80042e0: 681b ldr r3, [r3, #0]
80042e2: f8d3 3228 ldr.w r3, [r3, #552] ; 0x228
80042e6: 2b00 cmp r3, #0
80042e8: d102 bne.n 80042f0 <f_open+0x344>
80042ea: 2302 movs r3, #2
80042ec: f887 324f strb.w r3, [r7, #591] ; 0x24f
}
}
#endif
FREE_BUF();
if (res == FR_OK) {
80042f0: f897 324f ldrb.w r3, [r7, #591] ; 0x24f
80042f4: 2b00 cmp r3, #0
80042f6: d15d bne.n 80043b4 <f_open+0x408>
fp->flag = mode; /* File access mode */
80042f8: f107 030c add.w r3, r7, #12
80042fc: 681b ldr r3, [r3, #0]
80042fe: 1dfa adds r2, r7, #7
8004300: 7812 ldrb r2, [r2, #0]
8004302: f883 2206 strb.w r2, [r3, #518] ; 0x206
fp->err = 0; /* Clear error flag */
8004306: f107 030c add.w r3, r7, #12
800430a: 681b ldr r3, [r3, #0]
800430c: 2200 movs r2, #0
800430e: f883 2207 strb.w r2, [r3, #519] ; 0x207
fp->sclust = ld_clust(dj.fs, dir); /* File start cluster */
8004312: f107 0320 add.w r3, r7, #32
8004316: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
800431a: f8d7 1248 ldr.w r1, [r7, #584] ; 0x248
800431e: 4618 mov r0, r3
8004320: f7ff f846 bl 80033b0 <ld_clust>
8004324: 4602 mov r2, r0
8004326: f107 030c add.w r3, r7, #12
800432a: 681b ldr r3, [r3, #0]
800432c: f8c3 2210 str.w r2, [r3, #528] ; 0x210
fp->fsize = LD_DWORD(dir + DIR_FileSize); /* File size */
8004330: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
8004334: 331f adds r3, #31
8004336: 781b ldrb r3, [r3, #0]
8004338: 061a lsls r2, r3, #24
800433a: f8d7 3248 ldr.w r3, [r7, #584] ; 0x248
800433e: 331e adds r3, #30
8004340: 781b ldrb r3, [r3, #0]
8004342: 041b lsls r3, r3, #16
8004344: 4313 orrs r3, r2
8004346: f8d7 2248 ldr.w r2, [r7, #584] ; 0x248
800434a: 321d adds r2, #29
800434c: 7812 ldrb r2, [r2, #0]
800434e: 0212 lsls r2, r2, #8
8004350: 4313 orrs r3, r2
8004352: f8d7 2248 ldr.w r2, [r7, #584] ; 0x248
8004356: 321c adds r2, #28
8004358: 7812 ldrb r2, [r2, #0]
800435a: 431a orrs r2, r3
800435c: f107 030c add.w r3, r7, #12
8004360: 681b ldr r3, [r3, #0]
8004362: f8c3 220c str.w r2, [r3, #524] ; 0x20c
fp->fptr = 0; /* File pointer */
8004366: f107 030c add.w r3, r7, #12
800436a: 681b ldr r3, [r3, #0]
800436c: 2200 movs r2, #0
800436e: f8c3 2208 str.w r2, [r3, #520] ; 0x208
fp->dsect = 0;
8004372: f107 030c add.w r3, r7, #12
8004376: 681b ldr r3, [r3, #0]
8004378: 2200 movs r2, #0
800437a: f8c3 2218 str.w r2, [r3, #536] ; 0x218
#if _USE_FASTSEEK
fp->cltbl = 0; /* Normal seek mode */
800437e: f107 030c add.w r3, r7, #12
8004382: 681b ldr r3, [r3, #0]
8004384: 2200 movs r2, #0
8004386: f8c3 2224 str.w r2, [r3, #548] ; 0x224
#endif
fp->fs = dj.fs; /* Validate file object */
800438a: f107 0320 add.w r3, r7, #32
800438e: f8d3 2200 ldr.w r2, [r3, #512] ; 0x200
8004392: f107 030c add.w r3, r7, #12
8004396: 681b ldr r3, [r3, #0]
8004398: f8c3 2200 str.w r2, [r3, #512] ; 0x200
fp->id = fp->fs->id;
800439c: f107 030c add.w r3, r7, #12
80043a0: 681b ldr r3, [r3, #0]
80043a2: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80043a6: f8b3 2206 ldrh.w r2, [r3, #518] ; 0x206
80043aa: f107 030c add.w r3, r7, #12
80043ae: 681b ldr r3, [r3, #0]
80043b0: f8a3 2204 strh.w r2, [r3, #516] ; 0x204
}
}
LEAVE_FF(dj.fs, res);
80043b4: f897 324f ldrb.w r3, [r7, #591] ; 0x24f
}
80043b8: 4618 mov r0, r3
80043ba: f507 7714 add.w r7, r7, #592 ; 0x250
80043be: 46bd mov sp, r7
80043c0: bd80 pop {r7, pc}
080043c2 <f_read>:
FIL* fp, /* Pointer to the file object */
void* buff, /* Pointer to data buffer */
UINT btr, /* Number of bytes to read */
UINT* br /* Pointer to number of bytes read */
)
{
80043c2: b580 push {r7, lr}
80043c4: b08c sub sp, #48 ; 0x30
80043c6: af00 add r7, sp, #0
80043c8: 60f8 str r0, [r7, #12]
80043ca: 60b9 str r1, [r7, #8]
80043cc: 607a str r2, [r7, #4]
80043ce: 603b str r3, [r7, #0]
FRESULT res;
DWORD clst, sect, remain;
UINT rcnt, cc;
BYTE csect, *rbuff = (BYTE*)buff;
80043d0: 68bb ldr r3, [r7, #8]
80043d2: 623b str r3, [r7, #32]
*br = 0; /* Clear read byte counter */
80043d4: 683b ldr r3, [r7, #0]
80043d6: 2200 movs r2, #0
80043d8: 601a str r2, [r3, #0]
res = validate(fp); /* Check validity */
80043da: 68f8 ldr r0, [r7, #12]
80043dc: f7ff fd6a bl 8003eb4 <validate>
80043e0: 4603 mov r3, r0
80043e2: 77fb strb r3, [r7, #31]
if (res != FR_OK) LEAVE_FF(fp->fs, res);
80043e4: 7ffb ldrb r3, [r7, #31]
80043e6: 2b00 cmp r3, #0
80043e8: d001 beq.n 80043ee <f_read+0x2c>
80043ea: 7ffb ldrb r3, [r7, #31]
80043ec: e150 b.n 8004690 <f_read+0x2ce>
if (fp->err) /* Check error */
80043ee: 68fb ldr r3, [r7, #12]
80043f0: f893 3207 ldrb.w r3, [r3, #519] ; 0x207
80043f4: 2b00 cmp r3, #0
80043f6: d003 beq.n 8004400 <f_read+0x3e>
LEAVE_FF(fp->fs, (FRESULT)fp->err);
80043f8: 68fb ldr r3, [r7, #12]
80043fa: f893 3207 ldrb.w r3, [r3, #519] ; 0x207
80043fe: e147 b.n 8004690 <f_read+0x2ce>
if (!(fp->flag & FA_READ)) /* Check access mode */
8004400: 68fb ldr r3, [r7, #12]
8004402: f893 3206 ldrb.w r3, [r3, #518] ; 0x206
8004406: f003 0301 and.w r3, r3, #1
800440a: 2b00 cmp r3, #0
800440c: d101 bne.n 8004412 <f_read+0x50>
LEAVE_FF(fp->fs, FR_DENIED);
800440e: 2307 movs r3, #7
8004410: e13e b.n 8004690 <f_read+0x2ce>
remain = fp->fsize - fp->fptr;
8004412: 68fb ldr r3, [r7, #12]
8004414: f8d3 220c ldr.w r2, [r3, #524] ; 0x20c
8004418: 68fb ldr r3, [r7, #12]
800441a: f8d3 3208 ldr.w r3, [r3, #520] ; 0x208
800441e: 1ad3 subs r3, r2, r3
8004420: 61bb str r3, [r7, #24]
if (btr > remain) btr = (UINT)remain; /* Truncate btr by remaining bytes */
8004422: 687a ldr r2, [r7, #4]
8004424: 69bb ldr r3, [r7, #24]
8004426: 429a cmp r2, r3
8004428: f240 812d bls.w 8004686 <f_read+0x2c4>
800442c: 69bb ldr r3, [r7, #24]
800442e: 607b str r3, [r7, #4]
for ( ; btr; /* Repeat until all data read */
8004430: e129 b.n 8004686 <f_read+0x2c4>
rbuff += rcnt, fp->fptr += rcnt, *br += rcnt, btr -= rcnt) {
if ((fp->fptr % SS(fp->fs)) == 0) { /* On the sector boundary? */
8004432: 68fb ldr r3, [r7, #12]
8004434: f8d3 3208 ldr.w r3, [r3, #520] ; 0x208
8004438: f3c3 0308 ubfx r3, r3, #0, #9
800443c: 2b00 cmp r3, #0
800443e: f040 80f2 bne.w 8004626 <f_read+0x264>
csect = (BYTE)(fp->fptr / SS(fp->fs) & (fp->fs->csize - 1)); /* Sector offset in the cluster */
8004442: 68fb ldr r3, [r7, #12]
8004444: f8d3 3208 ldr.w r3, [r3, #520] ; 0x208
8004448: 0a5b lsrs r3, r3, #9
800444a: b2da uxtb r2, r3
800444c: 68fb ldr r3, [r7, #12]
800444e: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8004452: f893 3202 ldrb.w r3, [r3, #514] ; 0x202
8004456: 3b01 subs r3, #1
8004458: b2db uxtb r3, r3
800445a: 4013 ands r3, r2
800445c: 75fb strb r3, [r7, #23]
if (!csect) { /* On the cluster boundary? */
800445e: 7dfb ldrb r3, [r7, #23]
8004460: 2b00 cmp r3, #0
8004462: d139 bne.n 80044d8 <f_read+0x116>
if (fp->fptr == 0) { /* On the top of the file? */
8004464: 68fb ldr r3, [r7, #12]
8004466: f8d3 3208 ldr.w r3, [r3, #520] ; 0x208
800446a: 2b00 cmp r3, #0
800446c: d104 bne.n 8004478 <f_read+0xb6>
clst = fp->sclust; /* Follow from the origin */
800446e: 68fb ldr r3, [r7, #12]
8004470: f8d3 3210 ldr.w r3, [r3, #528] ; 0x210
8004474: 62fb str r3, [r7, #44] ; 0x2c
8004476: e018 b.n 80044aa <f_read+0xe8>
} else { /* Middle or end of the file */
#if _USE_FASTSEEK
if (fp->cltbl)
8004478: 68fb ldr r3, [r7, #12]
800447a: f8d3 3224 ldr.w r3, [r3, #548] ; 0x224
800447e: 2b00 cmp r3, #0
8004480: d008 beq.n 8004494 <f_read+0xd2>
clst = clmt_clust(fp, fp->fptr); /* Get cluster# from the CLMT */
8004482: 68fb ldr r3, [r7, #12]
8004484: f8d3 3208 ldr.w r3, [r3, #520] ; 0x208
8004488: 4619 mov r1, r3
800448a: 68f8 ldr r0, [r7, #12]
800448c: f7fe fd87 bl 8002f9e <clmt_clust>
8004490: 62f8 str r0, [r7, #44] ; 0x2c
8004492: e00a b.n 80044aa <f_read+0xe8>
else
#endif
clst = get_fat(fp->fs, fp->clust); /* Follow cluster chain on the FAT */
8004494: 68fb ldr r3, [r7, #12]
8004496: f8d3 2200 ldr.w r2, [r3, #512] ; 0x200
800449a: 68fb ldr r3, [r7, #12]
800449c: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
80044a0: 4619 mov r1, r3
80044a2: 4610 mov r0, r2
80044a4: f7fe fabc bl 8002a20 <get_fat>
80044a8: 62f8 str r0, [r7, #44] ; 0x2c
}
if (clst < 2) ABORT(fp->fs, FR_INT_ERR);
80044aa: 6afb ldr r3, [r7, #44] ; 0x2c
80044ac: 2b01 cmp r3, #1
80044ae: d805 bhi.n 80044bc <f_read+0xfa>
80044b0: 68fb ldr r3, [r7, #12]
80044b2: 2202 movs r2, #2
80044b4: f883 2207 strb.w r2, [r3, #519] ; 0x207
80044b8: 2302 movs r3, #2
80044ba: e0e9 b.n 8004690 <f_read+0x2ce>
if (clst == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
80044bc: 6afb ldr r3, [r7, #44] ; 0x2c
80044be: f1b3 3fff cmp.w r3, #4294967295
80044c2: d105 bne.n 80044d0 <f_read+0x10e>
80044c4: 68fb ldr r3, [r7, #12]
80044c6: 2201 movs r2, #1
80044c8: f883 2207 strb.w r2, [r3, #519] ; 0x207
80044cc: 2301 movs r3, #1
80044ce: e0df b.n 8004690 <f_read+0x2ce>
fp->clust = clst; /* Update current cluster */
80044d0: 68fb ldr r3, [r7, #12]
80044d2: 6afa ldr r2, [r7, #44] ; 0x2c
80044d4: f8c3 2214 str.w r2, [r3, #532] ; 0x214
}
sect = clust2sect(fp->fs, fp->clust); /* Get current sector */
80044d8: 68fb ldr r3, [r7, #12]
80044da: f8d3 2200 ldr.w r2, [r3, #512] ; 0x200
80044de: 68fb ldr r3, [r7, #12]
80044e0: f8d3 3214 ldr.w r3, [r3, #532] ; 0x214
80044e4: 4619 mov r1, r3
80044e6: 4610 mov r0, r2
80044e8: f7fe fa79 bl 80029de <clust2sect>
80044ec: 6138 str r0, [r7, #16]
if (!sect) ABORT(fp->fs, FR_INT_ERR);
80044ee: 693b ldr r3, [r7, #16]
80044f0: 2b00 cmp r3, #0
80044f2: d105 bne.n 8004500 <f_read+0x13e>
80044f4: 68fb ldr r3, [r7, #12]
80044f6: 2202 movs r2, #2
80044f8: f883 2207 strb.w r2, [r3, #519] ; 0x207
80044fc: 2302 movs r3, #2
80044fe: e0c7 b.n 8004690 <f_read+0x2ce>
sect += csect;
8004500: 7dfb ldrb r3, [r7, #23]
8004502: 693a ldr r2, [r7, #16]
8004504: 4413 add r3, r2
8004506: 613b str r3, [r7, #16]
cc = btr / SS(fp->fs); /* When remaining bytes >= sector size, */
8004508: 687b ldr r3, [r7, #4]
800450a: 0a5b lsrs r3, r3, #9
800450c: 627b str r3, [r7, #36] ; 0x24
if (cc) { /* Read maximum contiguous sectors directly */
800450e: 6a7b ldr r3, [r7, #36] ; 0x24
8004510: 2b00 cmp r3, #0
8004512: d046 beq.n 80045a2 <f_read+0x1e0>
if (csect + cc > fp->fs->csize) /* Clip at cluster boundary */
8004514: 7dfa ldrb r2, [r7, #23]
8004516: 6a7b ldr r3, [r7, #36] ; 0x24
8004518: 4413 add r3, r2
800451a: 68fa ldr r2, [r7, #12]
800451c: f8d2 2200 ldr.w r2, [r2, #512] ; 0x200
8004520: f892 2202 ldrb.w r2, [r2, #514] ; 0x202
8004524: 4293 cmp r3, r2
8004526: d908 bls.n 800453a <f_read+0x178>
cc = fp->fs->csize - csect;
8004528: 68fb ldr r3, [r7, #12]
800452a: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
800452e: f893 3202 ldrb.w r3, [r3, #514] ; 0x202
8004532: 461a mov r2, r3
8004534: 7dfb ldrb r3, [r7, #23]
8004536: 1ad3 subs r3, r2, r3
8004538: 627b str r3, [r7, #36] ; 0x24
if (disk_read(fp->fs->drv, rbuff, sect, cc) != RES_OK)
800453a: 68fb ldr r3, [r7, #12]
800453c: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
8004540: f893 0201 ldrb.w r0, [r3, #513] ; 0x201
8004544: 6a7b ldr r3, [r7, #36] ; 0x24
8004546: 693a ldr r2, [r7, #16]
8004548: 6a39 ldr r1, [r7, #32]
800454a: f7fd ffa9 bl 80024a0 <disk_read>
800454e: 4603 mov r3, r0
8004550: 2b00 cmp r3, #0
8004552: d005 beq.n 8004560 <f_read+0x19e>
ABORT(fp->fs, FR_DISK_ERR);
8004554: 68fb ldr r3, [r7, #12]
8004556: 2201 movs r2, #1
8004558: f883 2207 strb.w r2, [r3, #519] ; 0x207
800455c: 2301 movs r3, #1
800455e: e097 b.n 8004690 <f_read+0x2ce>
#if !_FS_READONLY && _FS_MINIMIZE <= 2 /* Replace one of the read sectors with cached data if it contains a dirty sector */
#if _FS_TINY
if (fp->fs->wflag && fp->fs->winsect - sect < cc)
mem_cpy(rbuff + ((fp->fs->winsect - sect) * SS(fp->fs)), fp->fs->win.d8, SS(fp->fs));
#else
if ((fp->flag & FA__DIRTY) && fp->dsect - sect < cc)
8004560: 68fb ldr r3, [r7, #12]
8004562: f893 3206 ldrb.w r3, [r3, #518] ; 0x206
8004566: f003 0340 and.w r3, r3, #64 ; 0x40
800456a: 2b00 cmp r3, #0
800456c: d015 beq.n 800459a <f_read+0x1d8>
800456e: 68fb ldr r3, [r7, #12]
8004570: f8d3 2218 ldr.w r2, [r3, #536] ; 0x218
8004574: 693b ldr r3, [r7, #16]
8004576: 1ad3 subs r3, r2, r3
8004578: 6a7a ldr r2, [r7, #36] ; 0x24
800457a: 429a cmp r2, r3
800457c: d90d bls.n 800459a <f_read+0x1d8>
mem_cpy(rbuff + ((fp->dsect - sect) * SS(fp->fs)), fp->buf.d8, SS(fp->fs));
800457e: 68fb ldr r3, [r7, #12]
8004580: f8d3 2218 ldr.w r2, [r3, #536] ; 0x218
8004584: 693b ldr r3, [r7, #16]
8004586: 1ad3 subs r3, r2, r3
8004588: 025b lsls r3, r3, #9
800458a: 6a3a ldr r2, [r7, #32]
800458c: 4413 add r3, r2
800458e: 68f9 ldr r1, [r7, #12]
8004590: f44f 7200 mov.w r2, #512 ; 0x200
8004594: 4618 mov r0, r3
8004596: f7fd ffc3 bl 8002520 <mem_cpy>
#endif
#endif
rcnt = SS(fp->fs) * cc; /* Number of bytes transferred */
800459a: 6a7b ldr r3, [r7, #36] ; 0x24
800459c: 025b lsls r3, r3, #9
800459e: 62bb str r3, [r7, #40] ; 0x28
continue;
80045a0: e05b b.n 800465a <f_read+0x298>
}
#if !_FS_TINY
if (fp->dsect != sect) { /* Load data sector if not in cache */
80045a2: 68fb ldr r3, [r7, #12]
80045a4: f8d3 3218 ldr.w r3, [r3, #536] ; 0x218
80045a8: 693a ldr r2, [r7, #16]
80045aa: 429a cmp r2, r3
80045ac: d037 beq.n 800461e <f_read+0x25c>
#if !_FS_READONLY
if (fp->flag & FA__DIRTY) { /* Write-back dirty sector cache */
80045ae: 68fb ldr r3, [r7, #12]
80045b0: f893 3206 ldrb.w r3, [r3, #518] ; 0x206
80045b4: f003 0340 and.w r3, r3, #64 ; 0x40
80045b8: 2b00 cmp r3, #0
80045ba: d01d beq.n 80045f8 <f_read+0x236>
if (disk_write(fp->fs->drv, fp->buf.d8, fp->dsect, 1) != RES_OK)
80045bc: 68fb ldr r3, [r7, #12]
80045be: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80045c2: f893 0201 ldrb.w r0, [r3, #513] ; 0x201
80045c6: 68f9 ldr r1, [r7, #12]
80045c8: 68fb ldr r3, [r7, #12]
80045ca: f8d3 2218 ldr.w r2, [r3, #536] ; 0x218
80045ce: 2301 movs r3, #1
80045d0: f7fd ff86 bl 80024e0 <disk_write>
80045d4: 4603 mov r3, r0
80045d6: 2b00 cmp r3, #0
80045d8: d005 beq.n 80045e6 <f_read+0x224>
ABORT(fp->fs, FR_DISK_ERR);
80045da: 68fb ldr r3, [r7, #12]
80045dc: 2201 movs r2, #1
80045de: f883 2207 strb.w r2, [r3, #519] ; 0x207
80045e2: 2301 movs r3, #1
80045e4: e054 b.n 8004690 <f_read+0x2ce>
fp->flag &= ~FA__DIRTY;
80045e6: 68fb ldr r3, [r7, #12]
80045e8: f893 3206 ldrb.w r3, [r3, #518] ; 0x206
80045ec: f023 0340 bic.w r3, r3, #64 ; 0x40
80045f0: b2da uxtb r2, r3
80045f2: 68fb ldr r3, [r7, #12]
80045f4: f883 2206 strb.w r2, [r3, #518] ; 0x206
}
#endif
if (disk_read(fp->fs->drv, fp->buf.d8, sect, 1) != RES_OK) /* Fill sector cache */
80045f8: 68fb ldr r3, [r7, #12]
80045fa: f8d3 3200 ldr.w r3, [r3, #512] ; 0x200
80045fe: f893 0201 ldrb.w r0, [r3, #513] ; 0x201
8004602: 68f9 ldr r1, [r7, #12]
8004604: 2301 movs r3, #1
8004606: 693a ldr r2, [r7, #16]
8004608: f7fd ff4a bl 80024a0 <disk_read>
800460c: 4603 mov r3, r0
800460e: 2b00 cmp r3, #0
8004610: d005 beq.n 800461e <f_read+0x25c>
ABORT(fp->fs, FR_DISK_ERR);
8004612: 68fb ldr r3, [r7, #12]
8004614: 2201 movs r2, #1
8004616: f883 2207 strb.w r2, [r3, #519] ; 0x207
800461a: 2301 movs r3, #1
800461c: e038 b.n 8004690 <f_read+0x2ce>
}
#endif
fp->dsect = sect;
800461e: 68fb ldr r3, [r7, #12]
8004620: 693a ldr r2, [r7, #16]
8004622: f8c3 2218 str.w r2, [r3, #536] ; 0x218
}
rcnt = SS(fp->fs) - ((UINT)fp->fptr % SS(fp->fs)); /* Get partial sector data from sector buffer */
8004626: 68fb ldr r3, [r7, #12]
8004628: f8d3 3208 ldr.w r3, [r3, #520] ; 0x208
800462c: f3c3 0308 ubfx r3, r3, #0, #9
8004630: f5c3 7300 rsb r3, r3, #512 ; 0x200
8004634: 62bb str r3, [r7, #40] ; 0x28
if (rcnt > btr) rcnt = btr;
8004636: 6aba ldr r2, [r7, #40] ; 0x28
8004638: 687b ldr r3, [r7, #4]
800463a: 429a cmp r2, r3
800463c: d901 bls.n 8004642 <f_read+0x280>
800463e: 687b ldr r3, [r7, #4]
8004640: 62bb str r3, [r7, #40] ; 0x28
#if _FS_TINY
if (move_window(fp->fs, fp->dsect) != FR_OK) /* Move sector window */
ABORT(fp->fs, FR_DISK_ERR);
mem_cpy(rbuff, &fp->fs->win.d8[fp->fptr % SS(fp->fs)], rcnt); /* Pick partial sector */
#else
mem_cpy(rbuff, &fp->buf.d8[fp->fptr % SS(fp->fs)], rcnt); /* Pick partial sector */
8004642: 68fb ldr r3, [r7, #12]
8004644: f8d3 3208 ldr.w r3, [r3, #520] ; 0x208
8004648: f3c3 0308 ubfx r3, r3, #0, #9
800464c: 68fa ldr r2, [r7, #12]
800464e: 4413 add r3, r2
8004650: 6aba ldr r2, [r7, #40] ; 0x28
8004652: 4619 mov r1, r3
8004654: 6a38 ldr r0, [r7, #32]
8004656: f7fd ff63 bl 8002520 <mem_cpy>
rbuff += rcnt, fp->fptr += rcnt, *br += rcnt, btr -= rcnt) {
800465a: 6a3a ldr r2, [r7, #32]
800465c: 6abb ldr r3, [r7, #40] ; 0x28
800465e: 4413 add r3, r2
8004660: 623b str r3, [r7, #32]
8004662: 68fb ldr r3, [r7, #12]
8004664: f8d3 2208 ldr.w r2, [r3, #520] ; 0x208
8004668: 6abb ldr r3, [r7, #40] ; 0x28
800466a: 441a add r2, r3
800466c: 68fb ldr r3, [r7, #12]
800466e: f8c3 2208 str.w r2, [r3, #520] ; 0x208
8004672: 683b ldr r3, [r7, #0]
8004674: 681a ldr r2, [r3, #0]
8004676: 6abb ldr r3, [r7, #40] ; 0x28
8004678: 441a add r2, r3
800467a: 683b ldr r3, [r7, #0]
800467c: 601a str r2, [r3, #0]
800467e: 687a ldr r2, [r7, #4]
8004680: 6abb ldr r3, [r7, #40] ; 0x28
8004682: 1ad3 subs r3, r2, r3
8004684: 607b str r3, [r7, #4]
for ( ; btr; /* Repeat until all data read */
8004686: 687b ldr r3, [r7, #4]
8004688: 2b00 cmp r3, #0
800468a: f47f aed2 bne.w 8004432 <f_read+0x70>
#endif
}
LEAVE_FF(fp->fs, FR_OK);
800468e: 2300 movs r3, #0
}
8004690: 4618 mov r0, r3
8004692: 3730 adds r7, #48 ; 0x30
8004694: 46bd mov sp, r7
8004696: bd80 pop {r7, pc}
08004698 <FATFS_LinkDriverEx>:
* @param lun : only used for USB Key Disk to add multi-lun management
else the paramter must be equal to 0
* @retval Returns 0 in case of success, otherwise 1.
*/
uint8_t FATFS_LinkDriverEx(Diskio_drvTypeDef *drv, char *path, uint8_t lun)
{
8004698: b480 push {r7}
800469a: b087 sub sp, #28
800469c: af00 add r7, sp, #0
800469e: 60f8 str r0, [r7, #12]
80046a0: 60b9 str r1, [r7, #8]
80046a2: 4613 mov r3, r2
80046a4: 71fb strb r3, [r7, #7]
uint8_t ret = 1;
80046a6: 2301 movs r3, #1
80046a8: 75fb strb r3, [r7, #23]
uint8_t DiskNum = 0;
80046aa: 2300 movs r3, #0
80046ac: 75bb strb r3, [r7, #22]
if(disk.nbr <= _VOLUMES)
80046ae: 4b1e ldr r3, [pc, #120] ; (8004728 <FATFS_LinkDriverEx+0x90>)
80046b0: 7a5b ldrb r3, [r3, #9]
80046b2: b2db uxtb r3, r3
80046b4: 2b01 cmp r3, #1
80046b6: d831 bhi.n 800471c <FATFS_LinkDriverEx+0x84>
{
disk.is_initialized[disk.nbr] = 0;
80046b8: 4b1b ldr r3, [pc, #108] ; (8004728 <FATFS_LinkDriverEx+0x90>)
80046ba: 7a5b ldrb r3, [r3, #9]
80046bc: b2db uxtb r3, r3
80046be: 461a mov r2, r3
80046c0: 4b19 ldr r3, [pc, #100] ; (8004728 <FATFS_LinkDriverEx+0x90>)
80046c2: 2100 movs r1, #0
80046c4: 5499 strb r1, [r3, r2]
disk.drv[disk.nbr] = drv;
80046c6: 4b18 ldr r3, [pc, #96] ; (8004728 <FATFS_LinkDriverEx+0x90>)
80046c8: 7a5b ldrb r3, [r3, #9]
80046ca: b2db uxtb r3, r3
80046cc: 4a16 ldr r2, [pc, #88] ; (8004728 <FATFS_LinkDriverEx+0x90>)
80046ce: 009b lsls r3, r3, #2
80046d0: 4413 add r3, r2
80046d2: 68fa ldr r2, [r7, #12]
80046d4: 605a str r2, [r3, #4]
disk.lun[disk.nbr] = lun;
80046d6: 4b14 ldr r3, [pc, #80] ; (8004728 <FATFS_LinkDriverEx+0x90>)
80046d8: 7a5b ldrb r3, [r3, #9]
80046da: b2db uxtb r3, r3
80046dc: 461a mov r2, r3
80046de: 4b12 ldr r3, [pc, #72] ; (8004728 <FATFS_LinkDriverEx+0x90>)
80046e0: 4413 add r3, r2
80046e2: 79fa ldrb r2, [r7, #7]
80046e4: 721a strb r2, [r3, #8]
DiskNum = disk.nbr++;
80046e6: 4b10 ldr r3, [pc, #64] ; (8004728 <FATFS_LinkDriverEx+0x90>)
80046e8: 7a5b ldrb r3, [r3, #9]
80046ea: b2db uxtb r3, r3
80046ec: 1c5a adds r2, r3, #1
80046ee: b2d1 uxtb r1, r2
80046f0: 4a0d ldr r2, [pc, #52] ; (8004728 <FATFS_LinkDriverEx+0x90>)
80046f2: 7251 strb r1, [r2, #9]
80046f4: 75bb strb r3, [r7, #22]
path[0] = DiskNum + '0';
80046f6: 7dbb ldrb r3, [r7, #22]
80046f8: 3330 adds r3, #48 ; 0x30
80046fa: b2da uxtb r2, r3
80046fc: 68bb ldr r3, [r7, #8]
80046fe: 701a strb r2, [r3, #0]
path[1] = ':';
8004700: 68bb ldr r3, [r7, #8]
8004702: 3301 adds r3, #1
8004704: 223a movs r2, #58 ; 0x3a
8004706: 701a strb r2, [r3, #0]
path[2] = '/';
8004708: 68bb ldr r3, [r7, #8]
800470a: 3302 adds r3, #2
800470c: 222f movs r2, #47 ; 0x2f
800470e: 701a strb r2, [r3, #0]
path[3] = 0;
8004710: 68bb ldr r3, [r7, #8]
8004712: 3303 adds r3, #3
8004714: 2200 movs r2, #0
8004716: 701a strb r2, [r3, #0]
ret = 0;
8004718: 2300 movs r3, #0
800471a: 75fb strb r3, [r7, #23]
}
return ret;
800471c: 7dfb ldrb r3, [r7, #23]
}
800471e: 4618 mov r0, r3
8004720: 371c adds r7, #28
8004722: 46bd mov sp, r7
8004724: bc80 pop {r7}
8004726: 4770 bx lr
8004728: 200000cc .word 0x200000cc
0800472c <FATFS_LinkDriver>:
* @param drv: pointer to the disk IO Driver structure
* @param path: pointer to the logical drive path
* @retval Returns 0 in case of success, otherwise 1.
*/
uint8_t FATFS_LinkDriver(Diskio_drvTypeDef *drv, char *path)
{
800472c: b580 push {r7, lr}
800472e: b082 sub sp, #8
8004730: af00 add r7, sp, #0
8004732: 6078 str r0, [r7, #4]
8004734: 6039 str r1, [r7, #0]
return FATFS_LinkDriverEx(drv, path, 0);
8004736: 2200 movs r2, #0
8004738: 6839 ldr r1, [r7, #0]
800473a: 6878 ldr r0, [r7, #4]
800473c: f7ff ffac bl 8004698 <FATFS_LinkDriverEx>
8004740: 4603 mov r3, r0
}
8004742: 4618 mov r0, r3
8004744: 3708 adds r7, #8
8004746: 46bd mov sp, r7
8004748: bd80 pop {r7, pc}
...
0800474c <my_main>:
#include "fatfs.h"
#include "fatfs_sd.h"
FATFS SD;
int my_main()
{
800474c: b580 push {r7, lr}
800474e: f5ad 7d26 sub.w sp, sp, #664 ; 0x298
8004752: af04 add r7, sp, #16
uint8_t res;
FIL fil;
char fil_buff[64];
uint16_t br=0;
8004754: f107 0316 add.w r3, r7, #22
8004758: 2200 movs r2, #0
800475a: 801a strh r2, [r3, #0]
char str[16];
LCD_BL(0);
800475c: 2200 movs r2, #0
800475e: 2101 movs r1, #1
8004760: 4825 ldr r0, [pc, #148] ; (80047f8 <my_main+0xac>)
8004762: f7fc fb3f bl 8000de4 <HAL_GPIO_WritePin>
LCDx_Init();
8004766: f000 ffdb bl 8005720 <LCDx_Init>
LCD_Clear(GRAY);
800476a: f248 4030 movw r0, #33840 ; 0x8430
800476e: f001 f97d bl 8005a6c <LCD_Clear>
if(font_init())
8004772: f001 f9cd bl 8005b10 <font_init>
8004776: 4603 mov r3, r0
8004778: 2b00 cmp r3, #0
800477a: d00c beq.n 8004796 <my_main+0x4a>
{
LCD_ShowString(0,16,(uint8_t *)"erro",16,RED,BLUE,64);
800477c: 2340 movs r3, #64 ; 0x40
800477e: 9302 str r3, [sp, #8]
8004780: 231f movs r3, #31
8004782: 9301 str r3, [sp, #4]
8004784: f44f 4378 mov.w r3, #63488 ; 0xf800
8004788: 9300 str r3, [sp, #0]
800478a: 2310 movs r3, #16
800478c: 4a1b ldr r2, [pc, #108] ; (80047fc <my_main+0xb0>)
800478e: 2110 movs r1, #16
8004790: 2000 movs r0, #0
8004792: f001 fb75 bl 8005e80 <LCD_ShowString>
}
f_mount(&SD,"0:",1);
8004796: 2201 movs r2, #1
8004798: 4919 ldr r1, [pc, #100] ; (8004800 <my_main+0xb4>)
800479a: 481a ldr r0, [pc, #104] ; (8004804 <my_main+0xb8>)
800479c: f7ff fbbe bl 8003f1c <f_mount>
res=f_open(&fil,"0:/demo.txt",FA_READ);
80047a0: f107 0358 add.w r3, r7, #88 ; 0x58
80047a4: 2201 movs r2, #1
80047a6: 4918 ldr r1, [pc, #96] ; (8004808 <my_main+0xbc>)
80047a8: 4618 mov r0, r3
80047aa: f7ff fbff bl 8003fac <f_open>
80047ae: 4603 mov r3, r0
80047b0: f887 3287 strb.w r3, [r7, #647] ; 0x287
res=f_read(&fil,fil_buff,32,(UINT*)&br);
80047b4: f107 0316 add.w r3, r7, #22
80047b8: f107 0118 add.w r1, r7, #24
80047bc: f107 0058 add.w r0, r7, #88 ; 0x58
80047c0: 2220 movs r2, #32
80047c2: f7ff fdfe bl 80043c2 <f_read>
80047c6: 4603 mov r3, r0
80047c8: f887 3287 strb.w r3, [r7, #647] ; 0x287
sprintf(str,"%s\0\0",fil_buff);
80047cc: f107 0218 add.w r2, r7, #24
80047d0: 1d3b adds r3, r7, #4
80047d2: 490e ldr r1, [pc, #56] ; (800480c <my_main+0xc0>)
80047d4: 4618 mov r0, r3
80047d6: f001 fbf1 bl 8005fbc <siprintf>
LCD_ShowString(0,0,str,16,RED,BLUE,64);
80047da: 1d3a adds r2, r7, #4
80047dc: 2340 movs r3, #64 ; 0x40
80047de: 9302 str r3, [sp, #8]
80047e0: 231f movs r3, #31
80047e2: 9301 str r3, [sp, #4]
80047e4: f44f 4378 mov.w r3, #63488 ; 0xf800
80047e8: 9300 str r3, [sp, #0]
80047ea: 2310 movs r3, #16
80047ec: 2100 movs r1, #0
80047ee: 2000 movs r0, #0
80047f0: f001 fb46 bl 8005e80 <LCD_ShowString>
sprintf(str,"%02x\n%02x\n%02x\n%02x\n%02x",ftinfo.fontok,ftinfo.ugbkaddr,ftinfo.ugbksize,ftinfo.f12addr,ftinfo.gbk12size);
LCD_ShowString(0,0,str,12,RED,BLUE);
LCD_ShowString(0,100,"163165sdf������",12,RED,BLUE);
*/
while(1)
80047f4: e7fe b.n 80047f4 <my_main+0xa8>
80047f6: bf00 nop
80047f8: 40010c00 .word 0x40010c00
80047fc: 0800689c .word 0x0800689c
8004800: 080068a4 .word 0x080068a4
8004804: 200005ec .word 0x200005ec
8004808: 080068a8 .word 0x080068a8
800480c: 080068b4 .word 0x080068b4
08004810 <W25QXX_Read>:
//ReadAddr:��ʼ��ȡ�ĵ�ַ(24bit)
//NumByteToRead:Ҫ��ȡ���ֽ���(����65535)
void W25QXX_Read(uint8_t* pBuffer,uint32_t ReadAddr,uint16_t NumByteToRead)
{
8004810: b580 push {r7, lr}
8004812: b086 sub sp, #24
8004814: af00 add r7, sp, #0
8004816: 60f8 str r0, [r7, #12]
8004818: 60b9 str r1, [r7, #8]
800481a: 4613 mov r3, r2
800481c: 80fb strh r3, [r7, #6]
unsigned char buff[4];
HAL_GPIO_WritePin(FLASH_E_GPIO_Port,FLASH_E_Pin,0);
800481e: 2200 movs r2, #0
8004820: f44f 5180 mov.w r1, #4096 ; 0x1000
8004824: 4813 ldr r0, [pc, #76] ; (8004874 <W25QXX_Read+0x64>)
8004826: f7fc fadd bl 8000de4 <HAL_GPIO_WritePin>
buff[0]=W25X_ReadData;
800482a: 2303 movs r3, #3
800482c: 753b strb r3, [r7, #20]
buff[1]=(uint8_t)((ReadAddr)>>16);
800482e: 68bb ldr r3, [r7, #8]
8004830: 0c1b lsrs r3, r3, #16
8004832: b2db uxtb r3, r3
8004834: 757b strb r3, [r7, #21]
buff[2]=(uint8_t)((ReadAddr)>>8);
8004836: 68bb ldr r3, [r7, #8]
8004838: 0a1b lsrs r3, r3, #8
800483a: b2db uxtb r3, r3
800483c: 75bb strb r3, [r7, #22]
buff[3]=(uint8_t)ReadAddr;
800483e: 68bb ldr r3, [r7, #8]
8004840: b2db uxtb r3, r3
8004842: 75fb strb r3, [r7, #23]
HAL_SPI_Transmit(&hspi2,buff,4,100); //���Ͷ�ȡ����
8004844: f107 0114 add.w r1, r7, #20
8004848: 2364 movs r3, #100 ; 0x64
800484a: 2204 movs r2, #4
800484c: 480a ldr r0, [pc, #40] ; (8004878 <W25QXX_Read+0x68>)
800484e: f7fc ff4d bl 80016ec <HAL_SPI_Transmit>
HAL_SPI_Receive(&hspi2,pBuffer,NumByteToRead,100);
8004852: 88fa ldrh r2, [r7, #6]
8004854: 2364 movs r3, #100 ; 0x64
8004856: 68f9 ldr r1, [r7, #12]
8004858: 4807 ldr r0, [pc, #28] ; (8004878 <W25QXX_Read+0x68>)
800485a: f7fd f883 bl 8001964 <HAL_SPI_Receive>
HAL_GPIO_WritePin(FLASH_E_GPIO_Port,FLASH_E_Pin,1);
800485e: 2201 movs r2, #1
8004860: f44f 5180 mov.w r1, #4096 ; 0x1000
8004864: 4803 ldr r0, [pc, #12] ; (8004874 <W25QXX_Read+0x64>)
8004866: f7fc fabd bl 8000de4 <HAL_GPIO_WritePin>
}
800486a: bf00 nop
800486c: 3718 adds r7, #24
800486e: 46bd mov sp, r7
8004870: bd80 pop {r7, pc}
8004872: bf00 nop
8004874: 40010c00 .word 0x40010c00
8004878: 200000e4 .word 0x200000e4
0800487c <SELECT>:
Timer2--;
}
/* SPI Chip Select */
static void SELECT(void)
{
800487c: b580 push {r7, lr}
800487e: af00 add r7, sp, #0
HAL_GPIO_WritePin(SD_CS_GPIO_Port, SD_CS_Pin, GPIO_PIN_RESET);
8004880: 2200 movs r2, #0
8004882: 2104 movs r1, #4
8004884: 4802 ldr r0, [pc, #8] ; (8004890 <SELECT+0x14>)
8004886: f7fc faad bl 8000de4 <HAL_GPIO_WritePin>
}
800488a: bf00 nop
800488c: bd80 pop {r7, pc}
800488e: bf00 nop
8004890: 40011400 .word 0x40011400
08004894 <DESELECT>:
/* SPI Chip Deselect */
static void DESELECT(void)
{
8004894: b580 push {r7, lr}
8004896: af00 add r7, sp, #0
HAL_GPIO_WritePin(SD_CS_GPIO_Port, SD_CS_Pin, GPIO_PIN_SET);
8004898: 2201 movs r2, #1
800489a: 2104 movs r1, #4
800489c: 4802 ldr r0, [pc, #8] ; (80048a8 <DESELECT+0x14>)
800489e: f7fc faa1 bl 8000de4 <HAL_GPIO_WritePin>
}
80048a2: bf00 nop
80048a4: bd80 pop {r7, pc}
80048a6: bf00 nop
80048a8: 40011400 .word 0x40011400
080048ac <SPI_TxByte>:
static void SPI_TxByte(BYTE data)
{
80048ac: b580 push {r7, lr}
80048ae: b082 sub sp, #8
80048b0: af00 add r7, sp, #0
80048b2: 4603 mov r3, r0
80048b4: 71fb strb r3, [r7, #7]
while (HAL_SPI_GetState(&hspi2) != HAL_SPI_STATE_READY);
80048b6: bf00 nop
80048b8: 4808 ldr r0, [pc, #32] ; (80048dc <SPI_TxByte+0x30>)
80048ba: f7fd fb06 bl 8001eca <HAL_SPI_GetState>
80048be: 4603 mov r3, r0
80048c0: 2b01 cmp r3, #1
80048c2: d1f9 bne.n 80048b8 <SPI_TxByte+0xc>
HAL_SPI_Transmit(&hspi2, &data, 1, SPI_TIMEOUT);
80048c4: 1df9 adds r1, r7, #7
80048c6: f44f 737a mov.w r3, #1000 ; 0x3e8
80048ca: 2201 movs r2, #1
80048cc: 4803 ldr r0, [pc, #12] ; (80048dc <SPI_TxByte+0x30>)
80048ce: f7fc ff0d bl 80016ec <HAL_SPI_Transmit>
}
80048d2: bf00 nop
80048d4: 3708 adds r7, #8
80048d6: 46bd mov sp, r7
80048d8: bd80 pop {r7, pc}
80048da: bf00 nop
80048dc: 200000e4 .word 0x200000e4
080048e0 <SPI_RxByte>:
static uint8_t SPI_RxByte(void)
{
80048e0: b580 push {r7, lr}
80048e2: b084 sub sp, #16
80048e4: af02 add r7, sp, #8
uint8_t dummy, data;
dummy = 0xFF;
80048e6: 23ff movs r3, #255 ; 0xff
80048e8: 71fb strb r3, [r7, #7]
data = 0;
80048ea: 2300 movs r3, #0
80048ec: 71bb strb r3, [r7, #6]
while ((HAL_SPI_GetState(&hspi2) != HAL_SPI_STATE_READY));
80048ee: bf00 nop
80048f0: 4809 ldr r0, [pc, #36] ; (8004918 <SPI_RxByte+0x38>)
80048f2: f7fd faea bl 8001eca <HAL_SPI_GetState>
80048f6: 4603 mov r3, r0
80048f8: 2b01 cmp r3, #1
80048fa: d1f9 bne.n 80048f0 <SPI_RxByte+0x10>
HAL_SPI_TransmitReceive(&hspi2, &dummy, &data, 1, SPI_TIMEOUT);
80048fc: 1dba adds r2, r7, #6
80048fe: 1df9 adds r1, r7, #7
8004900: f44f 737a mov.w r3, #1000 ; 0x3e8
8004904: 9300 str r3, [sp, #0]
8004906: 2301 movs r3, #1
8004908: 4803 ldr r0, [pc, #12] ; (8004918 <SPI_RxByte+0x38>)
800490a: f7fd f93c bl 8001b86 <HAL_SPI_TransmitReceive>
return data;
800490e: 79bb ldrb r3, [r7, #6]
}
8004910: 4618 mov r0, r3
8004912: 3708 adds r7, #8
8004914: 46bd mov sp, r7
8004916: bd80 pop {r7, pc}
8004918: 200000e4 .word 0x200000e4
0800491c <SPI_RxBytePtr>:
static void SPI_RxBytePtr(uint8_t *buff)
{
800491c: b580 push {r7, lr}
800491e: b082 sub sp, #8
8004920: af00 add r7, sp, #0
8004922: 6078 str r0, [r7, #4]
*buff = SPI_RxByte();
8004924: f7ff ffdc bl 80048e0 <SPI_RxByte>
8004928: 4603 mov r3, r0
800492a: 461a mov r2, r3
800492c: 687b ldr r3, [r7, #4]
800492e: 701a strb r2, [r3, #0]
}
8004930: bf00 nop
8004932: 3708 adds r7, #8
8004934: 46bd mov sp, r7
8004936: bd80 pop {r7, pc}
08004938 <SD_ReadyWait>:
static uint8_t SD_ReadyWait(void)
{
8004938: b580 push {r7, lr}
800493a: b082 sub sp, #8
800493c: af00 add r7, sp, #0
uint8_t res;
Timer2 = 50;
800493e: 4b0b ldr r3, [pc, #44] ; (800496c <SD_ReadyWait+0x34>)
8004940: 2232 movs r2, #50 ; 0x32
8004942: 701a strb r2, [r3, #0]
SPI_RxByte();
8004944: f7ff ffcc bl 80048e0 <SPI_RxByte>
do
{
res = SPI_RxByte();
8004948: f7ff ffca bl 80048e0 <SPI_RxByte>
800494c: 4603 mov r3, r0
800494e: 71fb strb r3, [r7, #7]
} while ((res != 0xFF) && Timer2);
8004950: 79fb ldrb r3, [r7, #7]
8004952: 2bff cmp r3, #255 ; 0xff
8004954: d004 beq.n 8004960 <SD_ReadyWait+0x28>
8004956: 4b05 ldr r3, [pc, #20] ; (800496c <SD_ReadyWait+0x34>)
8004958: 781b ldrb r3, [r3, #0]
800495a: b2db uxtb r3, r3
800495c: 2b00 cmp r3, #0
800495e: d1f3 bne.n 8004948 <SD_ReadyWait+0x10>
return res;
8004960: 79fb ldrb r3, [r7, #7]
}
8004962: 4618 mov r0, r3
8004964: 3708 adds r7, #8
8004966: 46bd mov sp, r7
8004968: bd80 pop {r7, pc}
800496a: bf00 nop
800496c: 2000081c .word 0x2000081c
08004970 <SD_PowerOn>:
static void SD_PowerOn(void)
{
8004970: b580 push {r7, lr}
8004972: b086 sub sp, #24
8004974: af00 add r7, sp, #0
uint8_t cmd_arg[6];
uint32_t Count = 0x1FFF;
8004976: f641 73ff movw r3, #8191 ; 0x1fff
800497a: 617b str r3, [r7, #20]
DESELECT();
800497c: f7ff ff8a bl 8004894 <DESELECT>
for(int i = 0; i < 10; i++)
8004980: 2300 movs r3, #0
8004982: 613b str r3, [r7, #16]
8004984: e005 b.n 8004992 <SD_PowerOn+0x22>
{
SPI_TxByte(0xFF);
8004986: 20ff movs r0, #255 ; 0xff
8004988: f7ff ff90 bl 80048ac <SPI_TxByte>
for(int i = 0; i < 10; i++)
800498c: 693b ldr r3, [r7, #16]
800498e: 3301 adds r3, #1
8004990: 613b str r3, [r7, #16]
8004992: 693b ldr r3, [r7, #16]
8004994: 2b09 cmp r3, #9
8004996: ddf6 ble.n 8004986 <SD_PowerOn+0x16>
}
/* SPI Chips Select */
SELECT();
8004998: f7ff ff70 bl 800487c <SELECT>
cmd_arg[0] = (CMD0 | 0x40);
800499c: 2340 movs r3, #64 ; 0x40
800499e: 713b strb r3, [r7, #4]
cmd_arg[1] = 0;
80049a0: 2300 movs r3, #0
80049a2: 717b strb r3, [r7, #5]
cmd_arg[2] = 0;
80049a4: 2300 movs r3, #0
80049a6: 71bb strb r3, [r7, #6]
cmd_arg[3] = 0;
80049a8: 2300 movs r3, #0
80049aa: 71fb strb r3, [r7, #7]
cmd_arg[4] = 0;
80049ac: 2300 movs r3, #0
80049ae: 723b strb r3, [r7, #8]
cmd_arg[5] = 0x95;
80049b0: 2395 movs r3, #149 ; 0x95
80049b2: 727b strb r3, [r7, #9]
for (int i = 0; i < 6; i++)
80049b4: 2300 movs r3, #0
80049b6: 60fb str r3, [r7, #12]
80049b8: e009 b.n 80049ce <SD_PowerOn+0x5e>
{
SPI_TxByte(cmd_arg[i]);
80049ba: 1d3a adds r2, r7, #4
80049bc: 68fb ldr r3, [r7, #12]
80049be: 4413 add r3, r2
80049c0: 781b ldrb r3, [r3, #0]
80049c2: 4618 mov r0, r3
80049c4: f7ff ff72 bl 80048ac <SPI_TxByte>
for (int i = 0; i < 6; i++)
80049c8: 68fb ldr r3, [r7, #12]
80049ca: 3301 adds r3, #1
80049cc: 60fb str r3, [r7, #12]
80049ce: 68fb ldr r3, [r7, #12]
80049d0: 2b05 cmp r3, #5
80049d2: ddf2 ble.n 80049ba <SD_PowerOn+0x4a>
}
while ((SPI_RxByte() != 0x01) && Count)
80049d4: e002 b.n 80049dc <SD_PowerOn+0x6c>
{
Count--;
80049d6: 697b ldr r3, [r7, #20]
80049d8: 3b01 subs r3, #1
80049da: 617b str r3, [r7, #20]
while ((SPI_RxByte() != 0x01) && Count)
80049dc: f7ff ff80 bl 80048e0 <SPI_RxByte>
80049e0: 4603 mov r3, r0
80049e2: 2b01 cmp r3, #1
80049e4: d002 beq.n 80049ec <SD_PowerOn+0x7c>
80049e6: 697b ldr r3, [r7, #20]
80049e8: 2b00 cmp r3, #0
80049ea: d1f4 bne.n 80049d6 <SD_PowerOn+0x66>
}
DESELECT();
80049ec: f7ff ff52 bl 8004894 <DESELECT>
SPI_TxByte(0XFF);
80049f0: 20ff movs r0, #255 ; 0xff
80049f2: f7ff ff5b bl 80048ac <SPI_TxByte>
PowerFlag = 1;
80049f6: 4b03 ldr r3, [pc, #12] ; (8004a04 <SD_PowerOn+0x94>)
80049f8: 2201 movs r2, #1
80049fa: 701a strb r2, [r3, #0]
}
80049fc: bf00 nop
80049fe: 3718 adds r7, #24
8004a00: 46bd mov sp, r7
8004a02: bd80 pop {r7, pc}
8004a04: 200000d9 .word 0x200000d9
08004a08 <SD_PowerOff>:
static void SD_PowerOff(void)
{
8004a08: b480 push {r7}
8004a0a: af00 add r7, sp, #0
PowerFlag = 0;
8004a0c: 4b03 ldr r3, [pc, #12] ; (8004a1c <SD_PowerOff+0x14>)
8004a0e: 2200 movs r2, #0
8004a10: 701a strb r2, [r3, #0]
}
8004a12: bf00 nop
8004a14: 46bd mov sp, r7
8004a16: bc80 pop {r7}
8004a18: 4770 bx lr
8004a1a: bf00 nop
8004a1c: 200000d9 .word 0x200000d9
08004a20 <SD_CheckPower>:
static uint8_t SD_CheckPower(void)
{
8004a20: b480 push {r7}
8004a22: af00 add r7, sp, #0
/* 0=off, 1=on */
return PowerFlag;
8004a24: 4b02 ldr r3, [pc, #8] ; (8004a30 <SD_CheckPower+0x10>)
8004a26: 781b ldrb r3, [r3, #0]
}
8004a28: 4618 mov r0, r3
8004a2a: 46bd mov sp, r7
8004a2c: bc80 pop {r7}
8004a2e: 4770 bx lr
8004a30: 200000d9 .word 0x200000d9
08004a34 <SD_RxDataBlock>:
static bool SD_RxDataBlock(BYTE *buff, UINT btr)
{
8004a34: b580 push {r7, lr}
8004a36: b084 sub sp, #16
8004a38: af00 add r7, sp, #0
8004a3a: 6078 str r0, [r7, #4]
8004a3c: 6039 str r1, [r7, #0]
uint8_t token;
Timer1 = 10;
8004a3e: 4b17 ldr r3, [pc, #92] ; (8004a9c <SD_RxDataBlock+0x68>)
8004a40: 220a movs r2, #10
8004a42: 701a strb r2, [r3, #0]
do
{
token = SPI_RxByte();
8004a44: f7ff ff4c bl 80048e0 <SPI_RxByte>
8004a48: 4603 mov r3, r0
8004a4a: 73fb strb r3, [r7, #15]
} while((token == 0xFF) && Timer1);
8004a4c: 7bfb ldrb r3, [r7, #15]
8004a4e: 2bff cmp r3, #255 ; 0xff
8004a50: d104 bne.n 8004a5c <SD_RxDataBlock+0x28>
8004a52: 4b12 ldr r3, [pc, #72] ; (8004a9c <SD_RxDataBlock+0x68>)
8004a54: 781b ldrb r3, [r3, #0]
8004a56: b2db uxtb r3, r3
8004a58: 2b00 cmp r3, #0
8004a5a: d1f3 bne.n 8004a44 <SD_RxDataBlock+0x10>
if(token != 0xFE)
8004a5c: 7bfb ldrb r3, [r7, #15]
8004a5e: 2bfe cmp r3, #254 ; 0xfe
8004a60: d001 beq.n 8004a66 <SD_RxDataBlock+0x32>
return FALSE;
8004a62: 2300 movs r3, #0
8004a64: e016 b.n 8004a94 <SD_RxDataBlock+0x60>
do
{
SPI_RxBytePtr(buff++);
8004a66: 687b ldr r3, [r7, #4]
8004a68: 1c5a adds r2, r3, #1
8004a6a: 607a str r2, [r7, #4]
8004a6c: 4618 mov r0, r3
8004a6e: f7ff ff55 bl 800491c <SPI_RxBytePtr>
SPI_RxBytePtr(buff++);
8004a72: 687b ldr r3, [r7, #4]
8004a74: 1c5a adds r2, r3, #1
8004a76: 607a str r2, [r7, #4]
8004a78: 4618 mov r0, r3
8004a7a: f7ff ff4f bl 800491c <SPI_RxBytePtr>
} while(btr -= 2);
8004a7e: 683b ldr r3, [r7, #0]
8004a80: 3b02 subs r3, #2
8004a82: 603b str r3, [r7, #0]
8004a84: 683b ldr r3, [r7, #0]
8004a86: 2b00 cmp r3, #0
8004a88: d1ed bne.n 8004a66 <SD_RxDataBlock+0x32>
SPI_RxByte();
8004a8a: f7ff ff29 bl 80048e0 <SPI_RxByte>
SPI_RxByte();
8004a8e: f7ff ff27 bl 80048e0 <SPI_RxByte>
return TRUE;
8004a92: 2301 movs r3, #1
}
8004a94: 4618 mov r0, r3
8004a96: 3710 adds r7, #16
8004a98: 46bd mov sp, r7
8004a9a: bd80 pop {r7, pc}
8004a9c: 2000081d .word 0x2000081d
08004aa0 <SD_TxDataBlock>:
#if _READONLY == 0
static bool SD_TxDataBlock(const BYTE *buff, BYTE token)
{
8004aa0: b580 push {r7, lr}
8004aa2: b084 sub sp, #16
8004aa4: af00 add r7, sp, #0
8004aa6: 6078 str r0, [r7, #4]
8004aa8: 460b mov r3, r1
8004aaa: 70fb strb r3, [r7, #3]
uint8_t resp, wc;
uint8_t i = 0;
8004aac: 2300 movs r3, #0
8004aae: 737b strb r3, [r7, #13]
if (SD_ReadyWait() != 0xFF)
8004ab0: f7ff ff42 bl 8004938 <SD_ReadyWait>
8004ab4: 4603 mov r3, r0
8004ab6: 2bff cmp r3, #255 ; 0xff
8004ab8: d001 beq.n 8004abe <SD_TxDataBlock+0x1e>
return FALSE;
8004aba: 2300 movs r3, #0
8004abc: e040 b.n 8004b40 <SD_TxDataBlock+0xa0>
SPI_TxByte(token);
8004abe: 78fb ldrb r3, [r7, #3]
8004ac0: 4618 mov r0, r3
8004ac2: f7ff fef3 bl 80048ac <SPI_TxByte>
if (token != 0xFD)
8004ac6: 78fb ldrb r3, [r7, #3]
8004ac8: 2bfd cmp r3, #253 ; 0xfd
8004aca: d031 beq.n 8004b30 <SD_TxDataBlock+0x90>
{
wc = 0;
8004acc: 2300 movs r3, #0
8004ace: 73bb strb r3, [r7, #14]
do
{
SPI_TxByte(*buff++);
8004ad0: 687b ldr r3, [r7, #4]
8004ad2: 1c5a adds r2, r3, #1
8004ad4: 607a str r2, [r7, #4]
8004ad6: 781b ldrb r3, [r3, #0]
8004ad8: 4618 mov r0, r3
8004ada: f7ff fee7 bl 80048ac <SPI_TxByte>
SPI_TxByte(*buff++);
8004ade: 687b ldr r3, [r7, #4]
8004ae0: 1c5a adds r2, r3, #1
8004ae2: 607a str r2, [r7, #4]
8004ae4: 781b ldrb r3, [r3, #0]
8004ae6: 4618 mov r0, r3
8004ae8: f7ff fee0 bl 80048ac <SPI_TxByte>
} while (--wc);
8004aec: 7bbb ldrb r3, [r7, #14]
8004aee: 3b01 subs r3, #1
8004af0: 73bb strb r3, [r7, #14]
8004af2: 7bbb ldrb r3, [r7, #14]
8004af4: 2b00 cmp r3, #0
8004af6: d1eb bne.n 8004ad0 <SD_TxDataBlock+0x30>
SPI_RxByte();
8004af8: f7ff fef2 bl 80048e0 <SPI_RxByte>
SPI_RxByte();
8004afc: f7ff fef0 bl 80048e0 <SPI_RxByte>
while (i <= 64)
8004b00: e00b b.n 8004b1a <SD_TxDataBlock+0x7a>
{
resp = SPI_RxByte();
8004b02: f7ff feed bl 80048e0 <SPI_RxByte>
8004b06: 4603 mov r3, r0
8004b08: 73fb strb r3, [r7, #15]
if ((resp & 0x1F) == 0x05)
8004b0a: 7bfb ldrb r3, [r7, #15]
8004b0c: f003 031f and.w r3, r3, #31
8004b10: 2b05 cmp r3, #5
8004b12: d006 beq.n 8004b22 <SD_TxDataBlock+0x82>
break;
i++;
8004b14: 7b7b ldrb r3, [r7, #13]
8004b16: 3301 adds r3, #1
8004b18: 737b strb r3, [r7, #13]
while (i <= 64)
8004b1a: 7b7b ldrb r3, [r7, #13]
8004b1c: 2b40 cmp r3, #64 ; 0x40
8004b1e: d9f0 bls.n 8004b02 <SD_TxDataBlock+0x62>
8004b20: e000 b.n 8004b24 <SD_TxDataBlock+0x84>
break;
8004b22: bf00 nop
}
while (SPI_RxByte() == 0);
8004b24: bf00 nop
8004b26: f7ff fedb bl 80048e0 <SPI_RxByte>
8004b2a: 4603 mov r3, r0
8004b2c: 2b00 cmp r3, #0
8004b2e: d0fa beq.n 8004b26 <SD_TxDataBlock+0x86>
}
if ((resp & 0x1F) == 0x05)
8004b30: 7bfb ldrb r3, [r7, #15]
8004b32: f003 031f and.w r3, r3, #31
8004b36: 2b05 cmp r3, #5
8004b38: d101 bne.n 8004b3e <SD_TxDataBlock+0x9e>
return TRUE;
8004b3a: 2301 movs r3, #1
8004b3c: e000 b.n 8004b40 <SD_TxDataBlock+0xa0>
else
return FALSE;
8004b3e: 2300 movs r3, #0
}
8004b40: 4618 mov r0, r3
8004b42: 3710 adds r7, #16
8004b44: 46bd mov sp, r7
8004b46: bd80 pop {r7, pc}
08004b48 <SD_SendCmd>:
#endif /* _READONLY */
static BYTE SD_SendCmd(BYTE cmd, DWORD arg)
{
8004b48: b580 push {r7, lr}
8004b4a: b084 sub sp, #16
8004b4c: af00 add r7, sp, #0
8004b4e: 4603 mov r3, r0
8004b50: 6039 str r1, [r7, #0]
8004b52: 71fb strb r3, [r7, #7]
uint8_t crc, res;
if (SD_ReadyWait() != 0xFF)
8004b54: f7ff fef0 bl 8004938 <SD_ReadyWait>
8004b58: 4603 mov r3, r0
8004b5a: 2bff cmp r3, #255 ; 0xff
8004b5c: d001 beq.n 8004b62 <SD_SendCmd+0x1a>
return 0xFF;
8004b5e: 23ff movs r3, #255 ; 0xff
8004b60: e040 b.n 8004be4 <SD_SendCmd+0x9c>
SPI_TxByte(cmd); /* Command */
8004b62: 79fb ldrb r3, [r7, #7]
8004b64: 4618 mov r0, r3
8004b66: f7ff fea1 bl 80048ac <SPI_TxByte>
SPI_TxByte((BYTE) (arg >> 24)); /* Argument[31..24] */
8004b6a: 683b ldr r3, [r7, #0]
8004b6c: 0e1b lsrs r3, r3, #24
8004b6e: b2db uxtb r3, r3
8004b70: 4618 mov r0, r3
8004b72: f7ff fe9b bl 80048ac <SPI_TxByte>
SPI_TxByte((BYTE) (arg >> 16)); /* Argument[23..16] */
8004b76: 683b ldr r3, [r7, #0]
8004b78: 0c1b lsrs r3, r3, #16
8004b7a: b2db uxtb r3, r3
8004b7c: 4618 mov r0, r3
8004b7e: f7ff fe95 bl 80048ac <SPI_TxByte>
SPI_TxByte((BYTE) (arg >> 8)); /* Argument[15..8] */
8004b82: 683b ldr r3, [r7, #0]
8004b84: 0a1b lsrs r3, r3, #8
8004b86: b2db uxtb r3, r3
8004b88: 4618 mov r0, r3
8004b8a: f7ff fe8f bl 80048ac <SPI_TxByte>
SPI_TxByte((BYTE) arg); /* Argument[7..0] */
8004b8e: 683b ldr r3, [r7, #0]
8004b90: b2db uxtb r3, r3
8004b92: 4618 mov r0, r3
8004b94: f7ff fe8a bl 80048ac <SPI_TxByte>
crc = 0;
8004b98: 2300 movs r3, #0
8004b9a: 73fb strb r3, [r7, #15]
if (cmd == CMD0)
8004b9c: 79fb ldrb r3, [r7, #7]
8004b9e: 2b40 cmp r3, #64 ; 0x40
8004ba0: d101 bne.n 8004ba6 <SD_SendCmd+0x5e>
crc = 0x95; /* CRC for CMD0(0) */
8004ba2: 2395 movs r3, #149 ; 0x95
8004ba4: 73fb strb r3, [r7, #15]
if (cmd == CMD8)
8004ba6: 79fb ldrb r3, [r7, #7]
8004ba8: 2b48 cmp r3, #72 ; 0x48
8004baa: d101 bne.n 8004bb0 <SD_SendCmd+0x68>
crc = 0x87; /* CRC for CMD8(0x1AA) */
8004bac: 2387 movs r3, #135 ; 0x87
8004bae: 73fb strb r3, [r7, #15]
SPI_TxByte(crc);
8004bb0: 7bfb ldrb r3, [r7, #15]
8004bb2: 4618 mov r0, r3
8004bb4: f7ff fe7a bl 80048ac <SPI_TxByte>
if (cmd == CMD12)
8004bb8: 79fb ldrb r3, [r7, #7]
8004bba: 2b4c cmp r3, #76 ; 0x4c
8004bbc: d101 bne.n 8004bc2 <SD_SendCmd+0x7a>
SPI_RxByte();
8004bbe: f7ff fe8f bl 80048e0 <SPI_RxByte>
uint8_t n = 10;
8004bc2: 230a movs r3, #10
8004bc4: 73bb strb r3, [r7, #14]
do
{
res = SPI_RxByte();
8004bc6: f7ff fe8b bl 80048e0 <SPI_RxByte>
8004bca: 4603 mov r3, r0
8004bcc: 737b strb r3, [r7, #13]
} while ((res & 0x80) && --n);
8004bce: f997 300d ldrsb.w r3, [r7, #13]
8004bd2: 2b00 cmp r3, #0
8004bd4: da05 bge.n 8004be2 <SD_SendCmd+0x9a>
8004bd6: 7bbb ldrb r3, [r7, #14]
8004bd8: 3b01 subs r3, #1
8004bda: 73bb strb r3, [r7, #14]
8004bdc: 7bbb ldrb r3, [r7, #14]
8004bde: 2b00 cmp r3, #0
8004be0: d1f1 bne.n 8004bc6 <SD_SendCmd+0x7e>
return res;
8004be2: 7b7b ldrb r3, [r7, #13]
}
8004be4: 4618 mov r0, r3
8004be6: 3710 adds r7, #16
8004be8: 46bd mov sp, r7
8004bea: bd80 pop {r7, pc}
08004bec <SD_disk_initialize>:
-----------------------------------------------------------------------*/
DSTATUS SD_disk_initialize(BYTE drv)
{
8004bec: b590 push {r4, r7, lr}
8004bee: b085 sub sp, #20
8004bf0: af00 add r7, sp, #0
8004bf2: 4603 mov r3, r0
8004bf4: 71fb strb r3, [r7, #7]
uint8_t n, type, ocr[4];
if(drv)
8004bf6: 79fb ldrb r3, [r7, #7]
8004bf8: 2b00 cmp r3, #0
8004bfa: d001 beq.n 8004c00 <SD_disk_initialize+0x14>
return STA_NOINIT;
8004bfc: 2301 movs r3, #1
8004bfe: e0d5 b.n 8004dac <SD_disk_initialize+0x1c0>
if(Stat & STA_NODISK)
8004c00: 4b6c ldr r3, [pc, #432] ; (8004db4 <SD_disk_initialize+0x1c8>)
8004c02: 781b ldrb r3, [r3, #0]
8004c04: b2db uxtb r3, r3
8004c06: f003 0302 and.w r3, r3, #2
8004c0a: 2b00 cmp r3, #0
8004c0c: d003 beq.n 8004c16 <SD_disk_initialize+0x2a>
return Stat;
8004c0e: 4b69 ldr r3, [pc, #420] ; (8004db4 <SD_disk_initialize+0x1c8>)
8004c10: 781b ldrb r3, [r3, #0]
8004c12: b2db uxtb r3, r3
8004c14: e0ca b.n 8004dac <SD_disk_initialize+0x1c0>
SD_PowerOn();
8004c16: f7ff feab bl 8004970 <SD_PowerOn>
SELECT();
8004c1a: f7ff fe2f bl 800487c <SELECT>
type = 0;
8004c1e: 2300 movs r3, #0
8004c20: 73bb strb r3, [r7, #14]
if (SD_SendCmd(CMD0, 0) == 1)
8004c22: 2100 movs r1, #0
8004c24: 2040 movs r0, #64 ; 0x40
8004c26: f7ff ff8f bl 8004b48 <SD_SendCmd>
8004c2a: 4603 mov r3, r0
8004c2c: 2b01 cmp r3, #1
8004c2e: f040 80a5 bne.w 8004d7c <SD_disk_initialize+0x190>
{
Timer1 = 100;
8004c32: 4b61 ldr r3, [pc, #388] ; (8004db8 <SD_disk_initialize+0x1cc>)
8004c34: 2264 movs r2, #100 ; 0x64
8004c36: 701a strb r2, [r3, #0]
if (SD_SendCmd(CMD8, 0x1AA) == 1)
8004c38: f44f 71d5 mov.w r1, #426 ; 0x1aa
8004c3c: 2048 movs r0, #72 ; 0x48
8004c3e: f7ff ff83 bl 8004b48 <SD_SendCmd>
8004c42: 4603 mov r3, r0
8004c44: 2b01 cmp r3, #1
8004c46: d158 bne.n 8004cfa <SD_disk_initialize+0x10e>
{
/* SDC Ver2+ */
for (n = 0; n < 4; n++)
8004c48: 2300 movs r3, #0
8004c4a: 73fb strb r3, [r7, #15]
8004c4c: e00c b.n 8004c68 <SD_disk_initialize+0x7c>
{
ocr[n] = SPI_RxByte();
8004c4e: 7bfc ldrb r4, [r7, #15]
8004c50: f7ff fe46 bl 80048e0 <SPI_RxByte>
8004c54: 4603 mov r3, r0
8004c56: 461a mov r2, r3
8004c58: f107 0310 add.w r3, r7, #16
8004c5c: 4423 add r3, r4
8004c5e: f803 2c08 strb.w r2, [r3, #-8]
for (n = 0; n < 4; n++)
8004c62: 7bfb ldrb r3, [r7, #15]
8004c64: 3301 adds r3, #1
8004c66: 73fb strb r3, [r7, #15]
8004c68: 7bfb ldrb r3, [r7, #15]
8004c6a: 2b03 cmp r3, #3
8004c6c: d9ef bls.n 8004c4e <SD_disk_initialize+0x62>
}
if (ocr[2] == 0x01 && ocr[3] == 0xAA)
8004c6e: 7abb ldrb r3, [r7, #10]
8004c70: 2b01 cmp r3, #1
8004c72: f040 8083 bne.w 8004d7c <SD_disk_initialize+0x190>
8004c76: 7afb ldrb r3, [r7, #11]
8004c78: 2baa cmp r3, #170 ; 0xaa
8004c7a: d17f bne.n 8004d7c <SD_disk_initialize+0x190>
{
do {
if (SD_SendCmd(CMD55, 0) <= 1 && SD_SendCmd(CMD41, 1UL << 30) == 0)
8004c7c: 2100 movs r1, #0
8004c7e: 2077 movs r0, #119 ; 0x77
8004c80: f7ff ff62 bl 8004b48 <SD_SendCmd>
8004c84: 4603 mov r3, r0
8004c86: 2b01 cmp r3, #1
8004c88: d807 bhi.n 8004c9a <SD_disk_initialize+0xae>
8004c8a: f04f 4180 mov.w r1, #1073741824 ; 0x40000000
8004c8e: 2069 movs r0, #105 ; 0x69
8004c90: f7ff ff5a bl 8004b48 <SD_SendCmd>
8004c94: 4603 mov r3, r0
8004c96: 2b00 cmp r3, #0
8004c98: d005 beq.n 8004ca6 <SD_disk_initialize+0xba>
break; /* ACMD41 with HCS bit */
} while (Timer1);
8004c9a: 4b47 ldr r3, [pc, #284] ; (8004db8 <SD_disk_initialize+0x1cc>)
8004c9c: 781b ldrb r3, [r3, #0]
8004c9e: b2db uxtb r3, r3
8004ca0: 2b00 cmp r3, #0
8004ca2: d1eb bne.n 8004c7c <SD_disk_initialize+0x90>
8004ca4: e000 b.n 8004ca8 <SD_disk_initialize+0xbc>
break; /* ACMD41 with HCS bit */
8004ca6: bf00 nop
if (Timer1 && SD_SendCmd(CMD58, 0) == 0)
8004ca8: 4b43 ldr r3, [pc, #268] ; (8004db8 <SD_disk_initialize+0x1cc>)
8004caa: 781b ldrb r3, [r3, #0]
8004cac: b2db uxtb r3, r3
8004cae: 2b00 cmp r3, #0
8004cb0: d064 beq.n 8004d7c <SD_disk_initialize+0x190>
8004cb2: 2100 movs r1, #0
8004cb4: 207a movs r0, #122 ; 0x7a
8004cb6: f7ff ff47 bl 8004b48 <SD_SendCmd>
8004cba: 4603 mov r3, r0
8004cbc: 2b00 cmp r3, #0
8004cbe: d15d bne.n 8004d7c <SD_disk_initialize+0x190>
{
/* Check CCS bit */
for (n = 0; n < 4; n++)
8004cc0: 2300 movs r3, #0
8004cc2: 73fb strb r3, [r7, #15]
8004cc4: e00c b.n 8004ce0 <SD_disk_initialize+0xf4>
{
ocr[n] = SPI_RxByte();
8004cc6: 7bfc ldrb r4, [r7, #15]
8004cc8: f7ff fe0a bl 80048e0 <SPI_RxByte>
8004ccc: 4603 mov r3, r0
8004cce: 461a mov r2, r3
8004cd0: f107 0310 add.w r3, r7, #16
8004cd4: 4423 add r3, r4
8004cd6: f803 2c08 strb.w r2, [r3, #-8]
for (n = 0; n < 4; n++)
8004cda: 7bfb ldrb r3, [r7, #15]
8004cdc: 3301 adds r3, #1
8004cde: 73fb strb r3, [r7, #15]
8004ce0: 7bfb ldrb r3, [r7, #15]
8004ce2: 2b03 cmp r3, #3
8004ce4: d9ef bls.n 8004cc6 <SD_disk_initialize+0xda>
}
type = (ocr[0] & 0x40) ? 6 : 2;
8004ce6: 7a3b ldrb r3, [r7, #8]
8004ce8: f003 0340 and.w r3, r3, #64 ; 0x40
8004cec: 2b00 cmp r3, #0
8004cee: d001 beq.n 8004cf4 <SD_disk_initialize+0x108>
8004cf0: 2306 movs r3, #6
8004cf2: e000 b.n 8004cf6 <SD_disk_initialize+0x10a>
8004cf4: 2302 movs r3, #2
8004cf6: 73bb strb r3, [r7, #14]
8004cf8: e040 b.n 8004d7c <SD_disk_initialize+0x190>
}
}
else
{
/* SDC Ver1 or MMC */
type = (SD_SendCmd(CMD55, 0) <= 1 && SD_SendCmd(CMD41, 0) <= 1) ? 2 : 1; /* SDC : MMC */
8004cfa: 2100 movs r1, #0
8004cfc: 2077 movs r0, #119 ; 0x77
8004cfe: f7ff ff23 bl 8004b48 <SD_SendCmd>
8004d02: 4603 mov r3, r0
8004d04: 2b01 cmp r3, #1
8004d06: d808 bhi.n 8004d1a <SD_disk_initialize+0x12e>
8004d08: 2100 movs r1, #0
8004d0a: 2069 movs r0, #105 ; 0x69
8004d0c: f7ff ff1c bl 8004b48 <SD_SendCmd>
8004d10: 4603 mov r3, r0
8004d12: 2b01 cmp r3, #1
8004d14: d801 bhi.n 8004d1a <SD_disk_initialize+0x12e>
8004d16: 2302 movs r3, #2
8004d18: e000 b.n 8004d1c <SD_disk_initialize+0x130>
8004d1a: 2301 movs r3, #1
8004d1c: 73bb strb r3, [r7, #14]
do {
if (type == 2)
8004d1e: 7bbb ldrb r3, [r7, #14]
8004d20: 2b02 cmp r3, #2
8004d22: d10e bne.n 8004d42 <SD_disk_initialize+0x156>
{
if (SD_SendCmd(CMD55, 0) <= 1 && SD_SendCmd(CMD41, 0) == 0)
8004d24: 2100 movs r1, #0
8004d26: 2077 movs r0, #119 ; 0x77
8004d28: f7ff ff0e bl 8004b48 <SD_SendCmd>
8004d2c: 4603 mov r3, r0
8004d2e: 2b01 cmp r3, #1
8004d30: d80e bhi.n 8004d50 <SD_disk_initialize+0x164>
8004d32: 2100 movs r1, #0
8004d34: 2069 movs r0, #105 ; 0x69
8004d36: f7ff ff07 bl 8004b48 <SD_SendCmd>
8004d3a: 4603 mov r3, r0
8004d3c: 2b00 cmp r3, #0
8004d3e: d107 bne.n 8004d50 <SD_disk_initialize+0x164>
break; /* ACMD41 */
8004d40: e00d b.n 8004d5e <SD_disk_initialize+0x172>
}
else
{
if (SD_SendCmd(CMD1, 0) == 0)
8004d42: 2100 movs r1, #0
8004d44: 2041 movs r0, #65 ; 0x41
8004d46: f7ff feff bl 8004b48 <SD_SendCmd>
8004d4a: 4603 mov r3, r0
8004d4c: 2b00 cmp r3, #0
8004d4e: d005 beq.n 8004d5c <SD_disk_initialize+0x170>
break; /* CMD1 */
}
} while (Timer1);
8004d50: 4b19 ldr r3, [pc, #100] ; (8004db8 <SD_disk_initialize+0x1cc>)
8004d52: 781b ldrb r3, [r3, #0]
8004d54: b2db uxtb r3, r3
8004d56: 2b00 cmp r3, #0
8004d58: d1e1 bne.n 8004d1e <SD_disk_initialize+0x132>
8004d5a: e000 b.n 8004d5e <SD_disk_initialize+0x172>
break; /* CMD1 */
8004d5c: bf00 nop
if (!Timer1 || SD_SendCmd(CMD16, 512) != 0)
8004d5e: 4b16 ldr r3, [pc, #88] ; (8004db8 <SD_disk_initialize+0x1cc>)
8004d60: 781b ldrb r3, [r3, #0]
8004d62: b2db uxtb r3, r3
8004d64: 2b00 cmp r3, #0
8004d66: d007 beq.n 8004d78 <SD_disk_initialize+0x18c>
8004d68: f44f 7100 mov.w r1, #512 ; 0x200
8004d6c: 2050 movs r0, #80 ; 0x50
8004d6e: f7ff feeb bl 8004b48 <SD_SendCmd>
8004d72: 4603 mov r3, r0
8004d74: 2b00 cmp r3, #0
8004d76: d001 beq.n 8004d7c <SD_disk_initialize+0x190>
{
type = 0;
8004d78: 2300 movs r3, #0
8004d7a: 73bb strb r3, [r7, #14]
}
}
}
CardType = type;
8004d7c: 4a0f ldr r2, [pc, #60] ; (8004dbc <SD_disk_initialize+0x1d0>)
8004d7e: 7bbb ldrb r3, [r7, #14]
8004d80: 7013 strb r3, [r2, #0]
DESELECT();
8004d82: f7ff fd87 bl 8004894 <DESELECT>
SPI_RxByte();
8004d86: f7ff fdab bl 80048e0 <SPI_RxByte>
if (type)
8004d8a: 7bbb ldrb r3, [r7, #14]
8004d8c: 2b00 cmp r3, #0
8004d8e: d008 beq.n 8004da2 <SD_disk_initialize+0x1b6>
{
/* Clear STA_NOINIT */
Stat &= ~STA_NOINIT;
8004d90: 4b08 ldr r3, [pc, #32] ; (8004db4 <SD_disk_initialize+0x1c8>)
8004d92: 781b ldrb r3, [r3, #0]
8004d94: b2db uxtb r3, r3
8004d96: f023 0301 bic.w r3, r3, #1
8004d9a: b2da uxtb r2, r3
8004d9c: 4b05 ldr r3, [pc, #20] ; (8004db4 <SD_disk_initialize+0x1c8>)
8004d9e: 701a strb r2, [r3, #0]
8004da0: e001 b.n 8004da6 <SD_disk_initialize+0x1ba>
}
else
{
/* Initialization failed */
SD_PowerOff();
8004da2: f7ff fe31 bl 8004a08 <SD_PowerOff>
}
return Stat;
8004da6: 4b03 ldr r3, [pc, #12] ; (8004db4 <SD_disk_initialize+0x1c8>)
8004da8: 781b ldrb r3, [r3, #0]
8004daa: b2db uxtb r3, r3
}
8004dac: 4618 mov r0, r3
8004dae: 3714 adds r7, #20
8004db0: 46bd mov sp, r7
8004db2: bd90 pop {r4, r7, pc}
8004db4: 20000020 .word 0x20000020
8004db8: 2000081d .word 0x2000081d
8004dbc: 200000d8 .word 0x200000d8
08004dc0 <SD_disk_status>:
DSTATUS SD_disk_status(BYTE drv)
{
8004dc0: b480 push {r7}
8004dc2: b083 sub sp, #12
8004dc4: af00 add r7, sp, #0
8004dc6: 4603 mov r3, r0
8004dc8: 71fb strb r3, [r7, #7]
if (drv)
8004dca: 79fb ldrb r3, [r7, #7]
8004dcc: 2b00 cmp r3, #0
8004dce: d001 beq.n 8004dd4 <SD_disk_status+0x14>
return STA_NOINIT;
8004dd0: 2301 movs r3, #1
8004dd2: e002 b.n 8004dda <SD_disk_status+0x1a>
return Stat;
8004dd4: 4b03 ldr r3, [pc, #12] ; (8004de4 <SD_disk_status+0x24>)
8004dd6: 781b ldrb r3, [r3, #0]
8004dd8: b2db uxtb r3, r3
}
8004dda: 4618 mov r0, r3
8004ddc: 370c adds r7, #12
8004dde: 46bd mov sp, r7
8004de0: bc80 pop {r7}
8004de2: 4770 bx lr
8004de4: 20000020 .word 0x20000020
08004de8 <SD_disk_read>:
DRESULT SD_disk_read(BYTE pdrv, BYTE* buff, DWORD sector, UINT count)
{
8004de8: b580 push {r7, lr}
8004dea: b084 sub sp, #16
8004dec: af00 add r7, sp, #0
8004dee: 60b9 str r1, [r7, #8]
8004df0: 607a str r2, [r7, #4]
8004df2: 603b str r3, [r7, #0]
8004df4: 4603 mov r3, r0
8004df6: 73fb strb r3, [r7, #15]
if (pdrv || !count)
8004df8: 7bfb ldrb r3, [r7, #15]
8004dfa: 2b00 cmp r3, #0
8004dfc: d102 bne.n 8004e04 <SD_disk_read+0x1c>
8004dfe: 683b ldr r3, [r7, #0]
8004e00: 2b00 cmp r3, #0
8004e02: d101 bne.n 8004e08 <SD_disk_read+0x20>
return RES_PARERR;
8004e04: 2304 movs r3, #4
8004e06: e051 b.n 8004eac <SD_disk_read+0xc4>
if (Stat & STA_NOINIT)
8004e08: 4b2a ldr r3, [pc, #168] ; (8004eb4 <SD_disk_read+0xcc>)
8004e0a: 781b ldrb r3, [r3, #0]
8004e0c: b2db uxtb r3, r3
8004e0e: f003 0301 and.w r3, r3, #1
8004e12: 2b00 cmp r3, #0
8004e14: d001 beq.n 8004e1a <SD_disk_read+0x32>
return RES_NOTRDY;
8004e16: 2303 movs r3, #3
8004e18: e048 b.n 8004eac <SD_disk_read+0xc4>
if (!(CardType & 4))
8004e1a: 4b27 ldr r3, [pc, #156] ; (8004eb8 <SD_disk_read+0xd0>)
8004e1c: 781b ldrb r3, [r3, #0]
8004e1e: f003 0304 and.w r3, r3, #4
8004e22: 2b00 cmp r3, #0
8004e24: d102 bne.n 8004e2c <SD_disk_read+0x44>
sector *= 512;
8004e26: 687b ldr r3, [r7, #4]
8004e28: 025b lsls r3, r3, #9
8004e2a: 607b str r3, [r7, #4]
SELECT();
8004e2c: f7ff fd26 bl 800487c <SELECT>
if (count == 1)
8004e30: 683b ldr r3, [r7, #0]
8004e32: 2b01 cmp r3, #1
8004e34: d111 bne.n 8004e5a <SD_disk_read+0x72>
{
if ((SD_SendCmd(CMD17, sector) == 0) && SD_RxDataBlock(buff, 512))
8004e36: 6879 ldr r1, [r7, #4]
8004e38: 2051 movs r0, #81 ; 0x51
8004e3a: f7ff fe85 bl 8004b48 <SD_SendCmd>
8004e3e: 4603 mov r3, r0
8004e40: 2b00 cmp r3, #0
8004e42: d129 bne.n 8004e98 <SD_disk_read+0xb0>
8004e44: f44f 7100 mov.w r1, #512 ; 0x200
8004e48: 68b8 ldr r0, [r7, #8]
8004e4a: f7ff fdf3 bl 8004a34 <SD_RxDataBlock>
8004e4e: 4603 mov r3, r0
8004e50: 2b00 cmp r3, #0
8004e52: d021 beq.n 8004e98 <SD_disk_read+0xb0>
count = 0;
8004e54: 2300 movs r3, #0
8004e56: 603b str r3, [r7, #0]
8004e58: e01e b.n 8004e98 <SD_disk_read+0xb0>
}
else
{
if (SD_SendCmd(CMD18, sector) == 0)
8004e5a: 6879 ldr r1, [r7, #4]
8004e5c: 2052 movs r0, #82 ; 0x52
8004e5e: f7ff fe73 bl 8004b48 <SD_SendCmd>
8004e62: 4603 mov r3, r0
8004e64: 2b00 cmp r3, #0
8004e66: d117 bne.n 8004e98 <SD_disk_read+0xb0>
{
do {
if (!SD_RxDataBlock(buff, 512))
8004e68: f44f 7100 mov.w r1, #512 ; 0x200
8004e6c: 68b8 ldr r0, [r7, #8]
8004e6e: f7ff fde1 bl 8004a34 <SD_RxDataBlock>
8004e72: 4603 mov r3, r0
8004e74: 2b00 cmp r3, #0
8004e76: d00a beq.n 8004e8e <SD_disk_read+0xa6>
break;
buff += 512;
8004e78: 68bb ldr r3, [r7, #8]
8004e7a: f503 7300 add.w r3, r3, #512 ; 0x200
8004e7e: 60bb str r3, [r7, #8]
} while (--count);
8004e80: 683b ldr r3, [r7, #0]
8004e82: 3b01 subs r3, #1
8004e84: 603b str r3, [r7, #0]
8004e86: 683b ldr r3, [r7, #0]
8004e88: 2b00 cmp r3, #0
8004e8a: d1ed bne.n 8004e68 <SD_disk_read+0x80>
8004e8c: e000 b.n 8004e90 <SD_disk_read+0xa8>
break;
8004e8e: bf00 nop
SD_SendCmd(CMD12, 0);
8004e90: 2100 movs r1, #0
8004e92: 204c movs r0, #76 ; 0x4c
8004e94: f7ff fe58 bl 8004b48 <SD_SendCmd>
}
}
DESELECT();
8004e98: f7ff fcfc bl 8004894 <DESELECT>
SPI_RxByte();
8004e9c: f7ff fd20 bl 80048e0 <SPI_RxByte>
return count ? RES_ERROR : RES_OK;
8004ea0: 683b ldr r3, [r7, #0]
8004ea2: 2b00 cmp r3, #0
8004ea4: bf14 ite ne
8004ea6: 2301 movne r3, #1
8004ea8: 2300 moveq r3, #0
8004eaa: b2db uxtb r3, r3
}
8004eac: 4618 mov r0, r3
8004eae: 3710 adds r7, #16
8004eb0: 46bd mov sp, r7
8004eb2: bd80 pop {r7, pc}
8004eb4: 20000020 .word 0x20000020
8004eb8: 200000d8 .word 0x200000d8
08004ebc <SD_disk_write>:
#if _READONLY == 0
DRESULT SD_disk_write(BYTE pdrv, const BYTE* buff, DWORD sector, UINT count)
{
8004ebc: b580 push {r7, lr}
8004ebe: b084 sub sp, #16
8004ec0: af00 add r7, sp, #0
8004ec2: 60b9 str r1, [r7, #8]
8004ec4: 607a str r2, [r7, #4]
8004ec6: 603b str r3, [r7, #0]
8004ec8: 4603 mov r3, r0
8004eca: 73fb strb r3, [r7, #15]
if (pdrv || !count)
8004ecc: 7bfb ldrb r3, [r7, #15]
8004ece: 2b00 cmp r3, #0
8004ed0: d102 bne.n 8004ed8 <SD_disk_write+0x1c>
8004ed2: 683b ldr r3, [r7, #0]
8004ed4: 2b00 cmp r3, #0
8004ed6: d101 bne.n 8004edc <SD_disk_write+0x20>
return RES_PARERR;
8004ed8: 2304 movs r3, #4
8004eda: e06b b.n 8004fb4 <SD_disk_write+0xf8>
if (Stat & STA_NOINIT)
8004edc: 4b37 ldr r3, [pc, #220] ; (8004fbc <SD_disk_write+0x100>)
8004ede: 781b ldrb r3, [r3, #0]
8004ee0: b2db uxtb r3, r3
8004ee2: f003 0301 and.w r3, r3, #1
8004ee6: 2b00 cmp r3, #0
8004ee8: d001 beq.n 8004eee <SD_disk_write+0x32>
return RES_NOTRDY;
8004eea: 2303 movs r3, #3
8004eec: e062 b.n 8004fb4 <SD_disk_write+0xf8>
if (Stat & STA_PROTECT)
8004eee: 4b33 ldr r3, [pc, #204] ; (8004fbc <SD_disk_write+0x100>)
8004ef0: 781b ldrb r3, [r3, #0]
8004ef2: b2db uxtb r3, r3
8004ef4: f003 0304 and.w r3, r3, #4
8004ef8: 2b00 cmp r3, #0
8004efa: d001 beq.n 8004f00 <SD_disk_write+0x44>
return RES_WRPRT;
8004efc: 2302 movs r3, #2
8004efe: e059 b.n 8004fb4 <SD_disk_write+0xf8>
if (!(CardType & 4))
8004f00: 4b2f ldr r3, [pc, #188] ; (8004fc0 <SD_disk_write+0x104>)
8004f02: 781b ldrb r3, [r3, #0]
8004f04: f003 0304 and.w r3, r3, #4
8004f08: 2b00 cmp r3, #0
8004f0a: d102 bne.n 8004f12 <SD_disk_write+0x56>
sector *= 512;
8004f0c: 687b ldr r3, [r7, #4]
8004f0e: 025b lsls r3, r3, #9
8004f10: 607b str r3, [r7, #4]
SELECT();
8004f12: f7ff fcb3 bl 800487c <SELECT>
if (count == 1)
8004f16: 683b ldr r3, [r7, #0]
8004f18: 2b01 cmp r3, #1
8004f1a: d110 bne.n 8004f3e <SD_disk_write+0x82>
{
if ((SD_SendCmd(CMD24, sector) == 0) && SD_TxDataBlock(buff, 0xFE))
8004f1c: 6879 ldr r1, [r7, #4]
8004f1e: 2058 movs r0, #88 ; 0x58
8004f20: f7ff fe12 bl 8004b48 <SD_SendCmd>
8004f24: 4603 mov r3, r0
8004f26: 2b00 cmp r3, #0
8004f28: d13a bne.n 8004fa0 <SD_disk_write+0xe4>
8004f2a: 21fe movs r1, #254 ; 0xfe
8004f2c: 68b8 ldr r0, [r7, #8]
8004f2e: f7ff fdb7 bl 8004aa0 <SD_TxDataBlock>
8004f32: 4603 mov r3, r0
8004f34: 2b00 cmp r3, #0
8004f36: d033 beq.n 8004fa0 <SD_disk_write+0xe4>
count = 0;
8004f38: 2300 movs r3, #0
8004f3a: 603b str r3, [r7, #0]
8004f3c: e030 b.n 8004fa0 <SD_disk_write+0xe4>
}
else
{
if (CardType & 2)
8004f3e: 4b20 ldr r3, [pc, #128] ; (8004fc0 <SD_disk_write+0x104>)
8004f40: 781b ldrb r3, [r3, #0]
8004f42: f003 0302 and.w r3, r3, #2
8004f46: 2b00 cmp r3, #0
8004f48: d007 beq.n 8004f5a <SD_disk_write+0x9e>
{
SD_SendCmd(CMD55, 0);
8004f4a: 2100 movs r1, #0
8004f4c: 2077 movs r0, #119 ; 0x77
8004f4e: f7ff fdfb bl 8004b48 <SD_SendCmd>
SD_SendCmd(CMD23, count); /* ACMD23 */
8004f52: 6839 ldr r1, [r7, #0]
8004f54: 2057 movs r0, #87 ; 0x57
8004f56: f7ff fdf7 bl 8004b48 <SD_SendCmd>
}
if (SD_SendCmd(CMD25, sector) == 0)
8004f5a: 6879 ldr r1, [r7, #4]
8004f5c: 2059 movs r0, #89 ; 0x59
8004f5e: f7ff fdf3 bl 8004b48 <SD_SendCmd>
8004f62: 4603 mov r3, r0
8004f64: 2b00 cmp r3, #0
8004f66: d11b bne.n 8004fa0 <SD_disk_write+0xe4>
{
do {
if(!SD_TxDataBlock(buff, 0xFC))
8004f68: 21fc movs r1, #252 ; 0xfc
8004f6a: 68b8 ldr r0, [r7, #8]
8004f6c: f7ff fd98 bl 8004aa0 <SD_TxDataBlock>
8004f70: 4603 mov r3, r0
8004f72: 2b00 cmp r3, #0
8004f74: d00a beq.n 8004f8c <SD_disk_write+0xd0>
break;
buff += 512;
8004f76: 68bb ldr r3, [r7, #8]
8004f78: f503 7300 add.w r3, r3, #512 ; 0x200
8004f7c: 60bb str r3, [r7, #8]
} while (--count);
8004f7e: 683b ldr r3, [r7, #0]
8004f80: 3b01 subs r3, #1
8004f82: 603b str r3, [r7, #0]
8004f84: 683b ldr r3, [r7, #0]
8004f86: 2b00 cmp r3, #0
8004f88: d1ee bne.n 8004f68 <SD_disk_write+0xac>
8004f8a: e000 b.n 8004f8e <SD_disk_write+0xd2>
break;
8004f8c: bf00 nop
if(!SD_TxDataBlock(0, 0xFD))
8004f8e: 21fd movs r1, #253 ; 0xfd
8004f90: 2000 movs r0, #0
8004f92: f7ff fd85 bl 8004aa0 <SD_TxDataBlock>
8004f96: 4603 mov r3, r0
8004f98: 2b00 cmp r3, #0
8004f9a: d101 bne.n 8004fa0 <SD_disk_write+0xe4>
{
count = 1;
8004f9c: 2301 movs r3, #1
8004f9e: 603b str r3, [r7, #0]
}
}
}
DESELECT();
8004fa0: f7ff fc78 bl 8004894 <DESELECT>
SPI_RxByte();
8004fa4: f7ff fc9c bl 80048e0 <SPI_RxByte>
return count ? RES_ERROR : RES_OK;
8004fa8: 683b ldr r3, [r7, #0]
8004faa: 2b00 cmp r3, #0
8004fac: bf14 ite ne
8004fae: 2301 movne r3, #1
8004fb0: 2300 moveq r3, #0
8004fb2: b2db uxtb r3, r3
}
8004fb4: 4618 mov r0, r3
8004fb6: 3710 adds r7, #16
8004fb8: 46bd mov sp, r7
8004fba: bd80 pop {r7, pc}
8004fbc: 20000020 .word 0x20000020
8004fc0: 200000d8 .word 0x200000d8
08004fc4 <SD_disk_ioctl>:
#endif /* _READONLY */
DRESULT SD_disk_ioctl(BYTE drv, BYTE ctrl, void *buff)
{
8004fc4: b590 push {r4, r7, lr}
8004fc6: b08b sub sp, #44 ; 0x2c
8004fc8: af00 add r7, sp, #0
8004fca: 4603 mov r3, r0
8004fcc: 603a str r2, [r7, #0]
8004fce: 71fb strb r3, [r7, #7]
8004fd0: 460b mov r3, r1
8004fd2: 71bb strb r3, [r7, #6]
DRESULT res;
BYTE n, csd[16], *ptr = buff;
8004fd4: 683b ldr r3, [r7, #0]
8004fd6: 623b str r3, [r7, #32]
WORD csize;
if (drv)
8004fd8: 79fb ldrb r3, [r7, #7]
8004fda: 2b00 cmp r3, #0
8004fdc: d001 beq.n 8004fe2 <SD_disk_ioctl+0x1e>
return RES_PARERR;
8004fde: 2304 movs r3, #4
8004fe0: e11b b.n 800521a <SD_disk_ioctl+0x256>
res = RES_ERROR;
8004fe2: 2301 movs r3, #1
8004fe4: f887 3027 strb.w r3, [r7, #39] ; 0x27
if (ctrl == CTRL_POWER)
8004fe8: 79bb ldrb r3, [r7, #6]
8004fea: 2b05 cmp r3, #5
8004fec: d129 bne.n 8005042 <SD_disk_ioctl+0x7e>
{
switch (*ptr)
8004fee: 6a3b ldr r3, [r7, #32]
8004ff0: 781b ldrb r3, [r3, #0]
8004ff2: 2b02 cmp r3, #2
8004ff4: d017 beq.n 8005026 <SD_disk_ioctl+0x62>
8004ff6: 2b02 cmp r3, #2
8004ff8: dc1f bgt.n 800503a <SD_disk_ioctl+0x76>
8004ffa: 2b00 cmp r3, #0
8004ffc: d002 beq.n 8005004 <SD_disk_ioctl+0x40>
8004ffe: 2b01 cmp r3, #1
8005000: d00b beq.n 800501a <SD_disk_ioctl+0x56>
8005002: e01a b.n 800503a <SD_disk_ioctl+0x76>
{
case 0:
if (SD_CheckPower())
8005004: f7ff fd0c bl 8004a20 <SD_CheckPower>
8005008: 4603 mov r3, r0
800500a: 2b00 cmp r3, #0
800500c: d001 beq.n 8005012 <SD_disk_ioctl+0x4e>
SD_PowerOff(); /* Power Off */
800500e: f7ff fcfb bl 8004a08 <SD_PowerOff>
res = RES_OK;
8005012: 2300 movs r3, #0
8005014: f887 3027 strb.w r3, [r7, #39] ; 0x27
break;
8005018: e0fd b.n 8005216 <SD_disk_ioctl+0x252>
case 1:
SD_PowerOn(); /* Power On */
800501a: f7ff fca9 bl 8004970 <SD_PowerOn>
res = RES_OK;
800501e: 2300 movs r3, #0
8005020: f887 3027 strb.w r3, [r7, #39] ; 0x27
break;
8005024: e0f7 b.n 8005216 <SD_disk_ioctl+0x252>
case 2:
*(ptr + 1) = (BYTE) SD_CheckPower();
8005026: 6a3b ldr r3, [r7, #32]
8005028: 1c5c adds r4, r3, #1
800502a: f7ff fcf9 bl 8004a20 <SD_CheckPower>
800502e: 4603 mov r3, r0
8005030: 7023 strb r3, [r4, #0]
res = RES_OK; /* Power Check */
8005032: 2300 movs r3, #0
8005034: f887 3027 strb.w r3, [r7, #39] ; 0x27
break;
8005038: e0ed b.n 8005216 <SD_disk_ioctl+0x252>
default:
res = RES_PARERR;
800503a: 2304 movs r3, #4
800503c: f887 3027 strb.w r3, [r7, #39] ; 0x27
8005040: e0e9 b.n 8005216 <SD_disk_ioctl+0x252>
}
}
else
{
if (Stat & STA_NOINIT)
8005042: 4b78 ldr r3, [pc, #480] ; (8005224 <SD_disk_ioctl+0x260>)
8005044: 781b ldrb r3, [r3, #0]
8005046: b2db uxtb r3, r3
8005048: f003 0301 and.w r3, r3, #1
800504c: 2b00 cmp r3, #0
800504e: d001 beq.n 8005054 <SD_disk_ioctl+0x90>
return RES_NOTRDY;
8005050: 2303 movs r3, #3
8005052: e0e2 b.n 800521a <SD_disk_ioctl+0x256>
SELECT();
8005054: f7ff fc12 bl 800487c <SELECT>
switch (ctrl)
8005058: 79bb ldrb r3, [r7, #6]
800505a: 2b0d cmp r3, #13
800505c: f200 80cc bhi.w 80051f8 <SD_disk_ioctl+0x234>
8005060: a201 add r2, pc, #4 ; (adr r2, 8005068 <SD_disk_ioctl+0xa4>)
8005062: f852 f023 ldr.w pc, [r2, r3, lsl #2]
8005066: bf00 nop
8005068: 08005163 .word 0x08005163
800506c: 080050a1 .word 0x080050a1
8005070: 08005153 .word 0x08005153
8005074: 080051f9 .word 0x080051f9
8005078: 080051f9 .word 0x080051f9
800507c: 080051f9 .word 0x080051f9
8005080: 080051f9 .word 0x080051f9
8005084: 080051f9 .word 0x080051f9
8005088: 080051f9 .word 0x080051f9
800508c: 080051f9 .word 0x080051f9
8005090: 080051f9 .word 0x080051f9
8005094: 08005175 .word 0x08005175
8005098: 08005199 .word 0x08005199
800509c: 080051bd .word 0x080051bd
{
case GET_SECTOR_COUNT:
if ((SD_SendCmd(CMD9, 0) == 0) && SD_RxDataBlock(csd, 16))
80050a0: 2100 movs r1, #0
80050a2: 2049 movs r0, #73 ; 0x49
80050a4: f7ff fd50 bl 8004b48 <SD_SendCmd>
80050a8: 4603 mov r3, r0
80050aa: 2b00 cmp r3, #0
80050ac: f040 80a8 bne.w 8005200 <SD_disk_ioctl+0x23c>
80050b0: f107 030c add.w r3, r7, #12
80050b4: 2110 movs r1, #16
80050b6: 4618 mov r0, r3
80050b8: f7ff fcbc bl 8004a34 <SD_RxDataBlock>
80050bc: 4603 mov r3, r0
80050be: 2b00 cmp r3, #0
80050c0: f000 809e beq.w 8005200 <SD_disk_ioctl+0x23c>
{
if ((csd[0] >> 6) == 1)
80050c4: 7b3b ldrb r3, [r7, #12]
80050c6: 099b lsrs r3, r3, #6
80050c8: b2db uxtb r3, r3
80050ca: 2b01 cmp r3, #1
80050cc: d10e bne.n 80050ec <SD_disk_ioctl+0x128>
{
/* SDC ver 2.00 */
csize = csd[9] + ((WORD) csd[8] << 8) + 1;
80050ce: 7d7b ldrb r3, [r7, #21]
80050d0: b29a uxth r2, r3
80050d2: 7d3b ldrb r3, [r7, #20]
80050d4: b29b uxth r3, r3
80050d6: 021b lsls r3, r3, #8
80050d8: b29b uxth r3, r3
80050da: 4413 add r3, r2
80050dc: b29b uxth r3, r3
80050de: 3301 adds r3, #1
80050e0: 83fb strh r3, [r7, #30]
*(DWORD*) buff = (DWORD) csize << 10;
80050e2: 8bfb ldrh r3, [r7, #30]
80050e4: 029a lsls r2, r3, #10
80050e6: 683b ldr r3, [r7, #0]
80050e8: 601a str r2, [r3, #0]
80050ea: e02e b.n 800514a <SD_disk_ioctl+0x186>
}
else
{
/* MMC or SDC ver 1.XX */
n = (csd[5] & 15) + ((csd[10] & 128) >> 7) + ((csd[9] & 3) << 1) + 2;
80050ec: 7c7b ldrb r3, [r7, #17]
80050ee: f003 030f and.w r3, r3, #15
80050f2: b2da uxtb r2, r3
80050f4: 7dbb ldrb r3, [r7, #22]
80050f6: 09db lsrs r3, r3, #7
80050f8: b2db uxtb r3, r3
80050fa: 4413 add r3, r2
80050fc: b2da uxtb r2, r3
80050fe: 7d7b ldrb r3, [r7, #21]
8005100: 005b lsls r3, r3, #1
8005102: b2db uxtb r3, r3
8005104: f003 0306 and.w r3, r3, #6
8005108: b2db uxtb r3, r3
800510a: 4413 add r3, r2
800510c: b2db uxtb r3, r3
800510e: 3302 adds r3, #2
8005110: f887 3026 strb.w r3, [r7, #38] ; 0x26
csize = (csd[8] >> 6) + ((WORD) csd[7] << 2) + ((WORD) (csd[6] & 3) << 10) + 1;
8005114: 7d3b ldrb r3, [r7, #20]
8005116: 099b lsrs r3, r3, #6
8005118: b2db uxtb r3, r3
800511a: b29a uxth r2, r3
800511c: 7cfb ldrb r3, [r7, #19]
800511e: b29b uxth r3, r3
8005120: 009b lsls r3, r3, #2
8005122: b29b uxth r3, r3
8005124: 4413 add r3, r2
8005126: b29a uxth r2, r3
8005128: 7cbb ldrb r3, [r7, #18]
800512a: 029b lsls r3, r3, #10
800512c: b29b uxth r3, r3
800512e: f403 6340 and.w r3, r3, #3072 ; 0xc00
8005132: b29b uxth r3, r3
8005134: 4413 add r3, r2
8005136: b29b uxth r3, r3
8005138: 3301 adds r3, #1
800513a: 83fb strh r3, [r7, #30]
*(DWORD*) buff = (DWORD) csize << (n - 9);
800513c: 8bfa ldrh r2, [r7, #30]
800513e: f897 3026 ldrb.w r3, [r7, #38] ; 0x26
8005142: 3b09 subs r3, #9
8005144: 409a lsls r2, r3
8005146: 683b ldr r3, [r7, #0]
8005148: 601a str r2, [r3, #0]
}
res = RES_OK;
800514a: 2300 movs r3, #0
800514c: f887 3027 strb.w r3, [r7, #39] ; 0x27
}
break;
8005150: e056 b.n 8005200 <SD_disk_ioctl+0x23c>
case GET_SECTOR_SIZE:
*(WORD*) buff = 512;
8005152: 683b ldr r3, [r7, #0]
8005154: f44f 7200 mov.w r2, #512 ; 0x200
8005158: 801a strh r2, [r3, #0]
res = RES_OK;
800515a: 2300 movs r3, #0
800515c: f887 3027 strb.w r3, [r7, #39] ; 0x27
break;
8005160: e055 b.n 800520e <SD_disk_ioctl+0x24a>
case CTRL_SYNC:
if (SD_ReadyWait() == 0xFF)
8005162: f7ff fbe9 bl 8004938 <SD_ReadyWait>
8005166: 4603 mov r3, r0
8005168: 2bff cmp r3, #255 ; 0xff
800516a: d14b bne.n 8005204 <SD_disk_ioctl+0x240>
res = RES_OK;
800516c: 2300 movs r3, #0
800516e: f887 3027 strb.w r3, [r7, #39] ; 0x27
break;
8005172: e047 b.n 8005204 <SD_disk_ioctl+0x240>
case MMC_GET_CSD:
if (SD_SendCmd(CMD9, 0) == 0 && SD_RxDataBlock(ptr, 16))
8005174: 2100 movs r1, #0
8005176: 2049 movs r0, #73 ; 0x49
8005178: f7ff fce6 bl 8004b48 <SD_SendCmd>
800517c: 4603 mov r3, r0
800517e: 2b00 cmp r3, #0
8005180: d142 bne.n 8005208 <SD_disk_ioctl+0x244>
8005182: 2110 movs r1, #16
8005184: 6a38 ldr r0, [r7, #32]
8005186: f7ff fc55 bl 8004a34 <SD_RxDataBlock>
800518a: 4603 mov r3, r0
800518c: 2b00 cmp r3, #0
800518e: d03b beq.n 8005208 <SD_disk_ioctl+0x244>
res = RES_OK;
8005190: 2300 movs r3, #0
8005192: f887 3027 strb.w r3, [r7, #39] ; 0x27
break;
8005196: e037 b.n 8005208 <SD_disk_ioctl+0x244>
case MMC_GET_CID:
if (SD_SendCmd(CMD10, 0) == 0 && SD_RxDataBlock(ptr, 16))
8005198: 2100 movs r1, #0
800519a: 204a movs r0, #74 ; 0x4a
800519c: f7ff fcd4 bl 8004b48 <SD_SendCmd>
80051a0: 4603 mov r3, r0
80051a2: 2b00 cmp r3, #0
80051a4: d132 bne.n 800520c <SD_disk_ioctl+0x248>
80051a6: 2110 movs r1, #16
80051a8: 6a38 ldr r0, [r7, #32]
80051aa: f7ff fc43 bl 8004a34 <SD_RxDataBlock>
80051ae: 4603 mov r3, r0
80051b0: 2b00 cmp r3, #0
80051b2: d02b beq.n 800520c <SD_disk_ioctl+0x248>
res = RES_OK;
80051b4: 2300 movs r3, #0
80051b6: f887 3027 strb.w r3, [r7, #39] ; 0x27
break;
80051ba: e027 b.n 800520c <SD_disk_ioctl+0x248>
case MMC_GET_OCR:
if (SD_SendCmd(CMD58, 0) == 0)
80051bc: 2100 movs r1, #0
80051be: 207a movs r0, #122 ; 0x7a
80051c0: f7ff fcc2 bl 8004b48 <SD_SendCmd>
80051c4: 4603 mov r3, r0
80051c6: 2b00 cmp r3, #0
80051c8: d116 bne.n 80051f8 <SD_disk_ioctl+0x234>
{
for (n = 0; n < 4; n++)
80051ca: 2300 movs r3, #0
80051cc: f887 3026 strb.w r3, [r7, #38] ; 0x26
80051d0: e00b b.n 80051ea <SD_disk_ioctl+0x226>
{
*ptr++ = SPI_RxByte();
80051d2: 6a3c ldr r4, [r7, #32]
80051d4: 1c63 adds r3, r4, #1
80051d6: 623b str r3, [r7, #32]
80051d8: f7ff fb82 bl 80048e0 <SPI_RxByte>
80051dc: 4603 mov r3, r0
80051de: 7023 strb r3, [r4, #0]
for (n = 0; n < 4; n++)
80051e0: f897 3026 ldrb.w r3, [r7, #38] ; 0x26
80051e4: 3301 adds r3, #1
80051e6: f887 3026 strb.w r3, [r7, #38] ; 0x26
80051ea: f897 3026 ldrb.w r3, [r7, #38] ; 0x26
80051ee: 2b03 cmp r3, #3
80051f0: d9ef bls.n 80051d2 <SD_disk_ioctl+0x20e>
}
res = RES_OK;
80051f2: 2300 movs r3, #0
80051f4: f887 3027 strb.w r3, [r7, #39] ; 0x27
}
default:
res = RES_PARERR;
80051f8: 2304 movs r3, #4
80051fa: f887 3027 strb.w r3, [r7, #39] ; 0x27
80051fe: e006 b.n 800520e <SD_disk_ioctl+0x24a>
break;
8005200: bf00 nop
8005202: e004 b.n 800520e <SD_disk_ioctl+0x24a>
break;
8005204: bf00 nop
8005206: e002 b.n 800520e <SD_disk_ioctl+0x24a>
break;
8005208: bf00 nop
800520a: e000 b.n 800520e <SD_disk_ioctl+0x24a>
break;
800520c: bf00 nop
}
DESELECT();
800520e: f7ff fb41 bl 8004894 <DESELECT>
SPI_RxByte();
8005212: f7ff fb65 bl 80048e0 <SPI_RxByte>
}
return res;
8005216: f897 3027 ldrb.w r3, [r7, #39] ; 0x27
}
800521a: 4618 mov r0, r3
800521c: 372c adds r7, #44 ; 0x2c
800521e: 46bd mov sp, r7
8005220: bd90 pop {r4, r7, pc}
8005222: bf00 nop
8005224: 20000020 .word 0x20000020
08005228 <LCD_WR_REG>:
_lcd_dev lcddev; //����LCD��Ҫ����
//**************************************************���ֿ��ٽӿ�
//д�Ĵ�������
//regval:�Ĵ���ֵ
void LCD_WR_REG(uint16_t regval)
{
8005228: b480 push {r7}
800522a: b083 sub sp, #12
800522c: af00 add r7, sp, #0
800522e: 4603 mov r3, r0
8005230: 80fb strh r3, [r7, #6]
LCD_REG_ADDRESS=regval;//д��Ҫд�ļĴ�������
8005232: f04f 42d8 mov.w r2, #1811939328 ; 0x6c000000
8005236: 88fb ldrh r3, [r7, #6]
8005238: 8013 strh r3, [r2, #0]
}
800523a: bf00 nop
800523c: 370c adds r7, #12
800523e: 46bd mov sp, r7
8005240: bc80 pop {r7}
8005242: 4770 bx lr
08005244 <LCD_WR_DATA>:
//дLCD����
//data:Ҫд����ֵ
void LCD_WR_DATA(uint16_t data)
{
8005244: b480 push {r7}
8005246: b083 sub sp, #12
8005248: af00 add r7, sp, #0
800524a: 4603 mov r3, r0
800524c: 80fb strh r3, [r7, #6]
LCD_DATA_ADDRESS=data;
800524e: 4a04 ldr r2, [pc, #16] ; (8005260 <LCD_WR_DATA+0x1c>)
8005250: 88fb ldrh r3, [r7, #6]
8005252: 8013 strh r3, [r2, #0]
}
8005254: bf00 nop
8005256: 370c adds r7, #12
8005258: 46bd mov sp, r7
800525a: bc80 pop {r7}
800525c: 4770 bx lr
800525e: bf00 nop
8005260: 6c000800 .word 0x6c000800
08005264 <LCD_WriteReg>:
}
//д�Ĵ���
//LCD_Reg:�Ĵ�����ַ
//LCD_RegValue:Ҫд��������
void LCD_WriteReg(uint16_t LCD_Reg, uint16_t LCD_RegValue)
{
8005264: b480 push {r7}
8005266: b083 sub sp, #12
8005268: af00 add r7, sp, #0
800526a: 4603 mov r3, r0
800526c: 460a mov r2, r1
800526e: 80fb strh r3, [r7, #6]
8005270: 4613 mov r3, r2
8005272: 80bb strh r3, [r7, #4]
LCD_REG_ADDRESS = LCD_Reg; //д��Ҫд�ļĴ�������
8005274: f04f 42d8 mov.w r2, #1811939328 ; 0x6c000000
8005278: 88fb ldrh r3, [r7, #6]
800527a: 8013 strh r3, [r2, #0]
LCD_DATA_ADDRESS = LCD_RegValue;//�����
800527c: 4a03 ldr r2, [pc, #12] ; (800528c <LCD_WriteReg+0x28>)
800527e: 88bb ldrh r3, [r7, #4]
8005280: 8013 strh r3, [r2, #0]
}
8005282: bf00 nop
8005284: 370c adds r7, #12
8005286: 46bd mov sp, r7
8005288: bc80 pop {r7}
800528a: 4770 bx lr
800528c: 6c000800 .word 0x6c000800
08005290 <LCD_ReadReg>:
//���Ĵ���
//LCD_Reg:�Ĵ�����ַ
//����ֵ:����������
uint16_t LCD_ReadReg(uint16_t LCD_Reg)
{
8005290: b480 push {r7}
8005292: b083 sub sp, #12
8005294: af00 add r7, sp, #0
8005296: 4603 mov r3, r0
8005298: 80fb strh r3, [r7, #6]
LCD_REG_ADDRESS=LCD_Reg; //д��Ҫ���ļĴ�������
800529a: f04f 42d8 mov.w r2, #1811939328 ; 0x6c000000
800529e: 88fb ldrh r3, [r7, #6]
80052a0: 8013 strh r3, [r2, #0]
//delay_us(5);
return LCD_DATA_ADDRESS; //���ض�����ֵ
80052a2: 4b04 ldr r3, [pc, #16] ; (80052b4 <LCD_ReadReg+0x24>)
80052a4: 881b ldrh r3, [r3, #0]
80052a6: b29b uxth r3, r3
}
80052a8: 4618 mov r0, r3
80052aa: 370c adds r7, #12
80052ac: 46bd mov sp, r7
80052ae: bc80 pop {r7}
80052b0: 4770 bx lr
80052b2: bf00 nop
80052b4: 6c000800 .word 0x6c000800
080052b8 <LCD_Scan_Dir>:
//ע��:�����������ܻ��ܵ��˺������õ�Ӱ��(������9341/6804����������),
//����,һ������ΪL2R_U2D����,��������Ϊ����ɨ�跽ʽ,���ܵ�����ʾ������.
//dir:0~7,����8������(���嶨����lcd.h)
//9320/9325/9328/4531/4535/1505/b505/8989/5408/9341/5310��IC�Ѿ�ʵ�ʲ���
void LCD_Scan_Dir(uint8_t dir)
{
80052b8: b580 push {r7, lr}
80052ba: b084 sub sp, #16
80052bc: af00 add r7, sp, #0
80052be: 4603 mov r3, r0
80052c0: 71fb strb r3, [r7, #7]
uint16_t regval=0;
80052c2: 2300 movs r3, #0
80052c4: 81fb strh r3, [r7, #14]
uint8_t dirreg=0;
80052c6: 2300 movs r3, #0
80052c8: 737b strb r3, [r7, #13]
uint16_t temp;
if(lcddev.dir==1&&lcddev.id!=0X6804)//����ʱ����6804���ı�ɨ�跽����
80052ca: 4ba8 ldr r3, [pc, #672] ; (800556c <LCD_Scan_Dir+0x2b4>)
80052cc: 799b ldrb r3, [r3, #6]
80052ce: 2b01 cmp r3, #1
80052d0: d134 bne.n 800533c <LCD_Scan_Dir+0x84>
80052d2: 4ba6 ldr r3, [pc, #664] ; (800556c <LCD_Scan_Dir+0x2b4>)
80052d4: 889b ldrh r3, [r3, #4]
80052d6: f646 0204 movw r2, #26628 ; 0x6804
80052da: 4293 cmp r3, r2
80052dc: d02e beq.n 800533c <LCD_Scan_Dir+0x84>
{
switch(dir)//����ת��
80052de: 79fb ldrb r3, [r7, #7]
80052e0: 2b07 cmp r3, #7
80052e2: d82c bhi.n 800533e <LCD_Scan_Dir+0x86>
80052e4: a201 add r2, pc, #4 ; (adr r2, 80052ec <LCD_Scan_Dir+0x34>)
80052e6: f852 f023 ldr.w pc, [r2, r3, lsl #2]
80052ea: bf00 nop
80052ec: 0800530d .word 0x0800530d
80052f0: 08005313 .word 0x08005313
80052f4: 08005319 .word 0x08005319
80052f8: 0800531f .word 0x0800531f
80052fc: 08005325 .word 0x08005325
8005300: 0800532b .word 0x0800532b
8005304: 08005331 .word 0x08005331
8005308: 08005337 .word 0x08005337
{
case 0:dir=6;break;
800530c: 2306 movs r3, #6
800530e: 71fb strb r3, [r7, #7]
8005310: e015 b.n 800533e <LCD_Scan_Dir+0x86>
case 1:dir=7;break;
8005312: 2307 movs r3, #7
8005314: 71fb strb r3, [r7, #7]
8005316: e012 b.n 800533e <LCD_Scan_Dir+0x86>
case 2:dir=4;break;
8005318: 2304 movs r3, #4
800531a: 71fb strb r3, [r7, #7]
800531c: e00f b.n 800533e <LCD_Scan_Dir+0x86>
case 3:dir=5;break;
800531e: 2305 movs r3, #5
8005320: 71fb strb r3, [r7, #7]
8005322: e00c b.n 800533e <LCD_Scan_Dir+0x86>
case 4:dir=1;break;
8005324: 2301 movs r3, #1
8005326: 71fb strb r3, [r7, #7]
8005328: e009 b.n 800533e <LCD_Scan_Dir+0x86>
case 5:dir=0;break;
800532a: 2300 movs r3, #0
800532c: 71fb strb r3, [r7, #7]
800532e: e006 b.n 800533e <LCD_Scan_Dir+0x86>
case 6:dir=3;break;
8005330: 2303 movs r3, #3
8005332: 71fb strb r3, [r7, #7]
8005334: e003 b.n 800533e <LCD_Scan_Dir+0x86>
case 7:dir=2;break;
8005336: 2302 movs r3, #2
8005338: 71fb strb r3, [r7, #7]
800533a: e000 b.n 800533e <LCD_Scan_Dir+0x86>
}
}
800533c: bf00 nop
if(lcddev.id==0x9341||lcddev.id==0X6804||lcddev.id==0X5310)//9341/6804/5310,������
800533e: 4b8b ldr r3, [pc, #556] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005340: 889b ldrh r3, [r3, #4]
8005342: f249 3241 movw r2, #37697 ; 0x9341
8005346: 4293 cmp r3, r2
8005348: d00c beq.n 8005364 <LCD_Scan_Dir+0xac>
800534a: 4b88 ldr r3, [pc, #544] ; (800556c <LCD_Scan_Dir+0x2b4>)
800534c: 889b ldrh r3, [r3, #4]
800534e: f646 0204 movw r2, #26628 ; 0x6804
8005352: 4293 cmp r3, r2
8005354: d006 beq.n 8005364 <LCD_Scan_Dir+0xac>
8005356: 4b85 ldr r3, [pc, #532] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005358: 889b ldrh r3, [r3, #4]
800535a: f245 3210 movw r2, #21264 ; 0x5310
800535e: 4293 cmp r3, r2
8005360: f040 80bb bne.w 80054da <LCD_Scan_Dir+0x222>
{
switch(dir)
8005364: 79fb ldrb r3, [r7, #7]
8005366: 2b07 cmp r3, #7
8005368: d835 bhi.n 80053d6 <LCD_Scan_Dir+0x11e>
800536a: a201 add r2, pc, #4 ; (adr r2, 8005370 <LCD_Scan_Dir+0xb8>)
800536c: f852 f023 ldr.w pc, [r2, r3, lsl #2]
8005370: 080053d7 .word 0x080053d7
8005374: 08005391 .word 0x08005391
8005378: 0800539b .word 0x0800539b
800537c: 080053a5 .word 0x080053a5
8005380: 080053af .word 0x080053af
8005384: 080053b9 .word 0x080053b9
8005388: 080053c3 .word 0x080053c3
800538c: 080053cd .word 0x080053cd
{
case L2R_U2D://��������,���ϵ���
regval|=(0<<7)|(0<<6)|(0<<5);
break;
case L2R_D2U://��������,���µ���
regval|=(1<<7)|(0<<6)|(0<<5);
8005390: 89fb ldrh r3, [r7, #14]
8005392: f043 0380 orr.w r3, r3, #128 ; 0x80
8005396: 81fb strh r3, [r7, #14]
break;
8005398: e01d b.n 80053d6 <LCD_Scan_Dir+0x11e>
case R2L_U2D://���ҵ���,���ϵ���
regval|=(0<<7)|(1<<6)|(0<<5);
800539a: 89fb ldrh r3, [r7, #14]
800539c: f043 0340 orr.w r3, r3, #64 ; 0x40
80053a0: 81fb strh r3, [r7, #14]
break;
80053a2: e018 b.n 80053d6 <LCD_Scan_Dir+0x11e>
case R2L_D2U://���ҵ���,���µ���
regval|=(1<<7)|(1<<6)|(0<<5);
80053a4: 89fb ldrh r3, [r7, #14]
80053a6: f043 03c0 orr.w r3, r3, #192 ; 0xc0
80053aa: 81fb strh r3, [r7, #14]
break;
80053ac: e013 b.n 80053d6 <LCD_Scan_Dir+0x11e>
case U2D_L2R://���ϵ���,��������
regval|=(0<<7)|(0<<6)|(1<<5);
80053ae: 89fb ldrh r3, [r7, #14]
80053b0: f043 0320 orr.w r3, r3, #32
80053b4: 81fb strh r3, [r7, #14]
break;
80053b6: e00e b.n 80053d6 <LCD_Scan_Dir+0x11e>
case U2D_R2L://���ϵ���,���ҵ���
regval|=(0<<7)|(1<<6)|(1<<5);
80053b8: 89fb ldrh r3, [r7, #14]
80053ba: f043 0360 orr.w r3, r3, #96 ; 0x60
80053be: 81fb strh r3, [r7, #14]
break;
80053c0: e009 b.n 80053d6 <LCD_Scan_Dir+0x11e>
case D2U_L2R://���µ���,��������
regval|=(1<<7)|(0<<6)|(1<<5);
80053c2: 89fb ldrh r3, [r7, #14]
80053c4: f043 03a0 orr.w r3, r3, #160 ; 0xa0
80053c8: 81fb strh r3, [r7, #14]
break;
80053ca: e004 b.n 80053d6 <LCD_Scan_Dir+0x11e>
case D2U_R2L://���µ���,���ҵ���
regval|=(1<<7)|(1<<6)|(1<<5);
80053cc: 89fb ldrh r3, [r7, #14]
80053ce: f043 03e0 orr.w r3, r3, #224 ; 0xe0
80053d2: 81fb strh r3, [r7, #14]
break;
80053d4: bf00 nop
}
dirreg=0X36;
80053d6: 2336 movs r3, #54 ; 0x36
80053d8: 737b strb r3, [r7, #13]
if(lcddev.id!=0X5310)regval|=0X08;//5310����ҪBGR
80053da: 4b64 ldr r3, [pc, #400] ; (800556c <LCD_Scan_Dir+0x2b4>)
80053dc: 889b ldrh r3, [r3, #4]
80053de: f245 3210 movw r2, #21264 ; 0x5310
80053e2: 4293 cmp r3, r2
80053e4: d003 beq.n 80053ee <LCD_Scan_Dir+0x136>
80053e6: 89fb ldrh r3, [r7, #14]
80053e8: f043 0308 orr.w r3, r3, #8
80053ec: 81fb strh r3, [r7, #14]
if(lcddev.id==0X6804)regval|=0x02;//6804��BIT6��9341�ķ���
80053ee: 4b5f ldr r3, [pc, #380] ; (800556c <LCD_Scan_Dir+0x2b4>)
80053f0: 889b ldrh r3, [r3, #4]
80053f2: f646 0204 movw r2, #26628 ; 0x6804
80053f6: 4293 cmp r3, r2
80053f8: d103 bne.n 8005402 <LCD_Scan_Dir+0x14a>
80053fa: 89fb ldrh r3, [r7, #14]
80053fc: f043 0302 orr.w r3, r3, #2
8005400: 81fb strh r3, [r7, #14]
LCD_WriteReg(dirreg,regval);
8005402: 7b7b ldrb r3, [r7, #13]
8005404: b29b uxth r3, r3
8005406: 89fa ldrh r2, [r7, #14]
8005408: 4611 mov r1, r2
800540a: 4618 mov r0, r3
800540c: f7ff ff2a bl 8005264 <LCD_WriteReg>
if((regval&0X20)||lcddev.dir==1)
8005410: 89fb ldrh r3, [r7, #14]
8005412: f003 0320 and.w r3, r3, #32
8005416: 2b00 cmp r3, #0
8005418: d103 bne.n 8005422 <LCD_Scan_Dir+0x16a>
800541a: 4b54 ldr r3, [pc, #336] ; (800556c <LCD_Scan_Dir+0x2b4>)
800541c: 799b ldrb r3, [r3, #6]
800541e: 2b01 cmp r3, #1
8005420: d110 bne.n 8005444 <LCD_Scan_Dir+0x18c>
{
if(lcddev.width<lcddev.height)//����X,Y
8005422: 4b52 ldr r3, [pc, #328] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005424: 881a ldrh r2, [r3, #0]
8005426: 4b51 ldr r3, [pc, #324] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005428: 885b ldrh r3, [r3, #2]
800542a: 429a cmp r2, r3
800542c: d21a bcs.n 8005464 <LCD_Scan_Dir+0x1ac>
{
temp=lcddev.width;
800542e: 4b4f ldr r3, [pc, #316] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005430: 881b ldrh r3, [r3, #0]
8005432: 817b strh r3, [r7, #10]
lcddev.width=lcddev.height;
8005434: 4b4d ldr r3, [pc, #308] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005436: 885a ldrh r2, [r3, #2]
8005438: 4b4c ldr r3, [pc, #304] ; (800556c <LCD_Scan_Dir+0x2b4>)
800543a: 801a strh r2, [r3, #0]
lcddev.height=temp;
800543c: 4a4b ldr r2, [pc, #300] ; (800556c <LCD_Scan_Dir+0x2b4>)
800543e: 897b ldrh r3, [r7, #10]
8005440: 8053 strh r3, [r2, #2]
if(lcddev.width<lcddev.height)//����X,Y
8005442: e00f b.n 8005464 <LCD_Scan_Dir+0x1ac>
}
}else
{
if(lcddev.width>lcddev.height)//����X,Y
8005444: 4b49 ldr r3, [pc, #292] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005446: 881a ldrh r2, [r3, #0]
8005448: 4b48 ldr r3, [pc, #288] ; (800556c <LCD_Scan_Dir+0x2b4>)
800544a: 885b ldrh r3, [r3, #2]
800544c: 429a cmp r2, r3
800544e: d909 bls.n 8005464 <LCD_Scan_Dir+0x1ac>
{
temp=lcddev.width;
8005450: 4b46 ldr r3, [pc, #280] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005452: 881b ldrh r3, [r3, #0]
8005454: 817b strh r3, [r7, #10]
lcddev.width=lcddev.height;
8005456: 4b45 ldr r3, [pc, #276] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005458: 885a ldrh r2, [r3, #2]
800545a: 4b44 ldr r3, [pc, #272] ; (800556c <LCD_Scan_Dir+0x2b4>)
800545c: 801a strh r2, [r3, #0]
lcddev.height=temp;
800545e: 4a43 ldr r2, [pc, #268] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005460: 897b ldrh r3, [r7, #10]
8005462: 8053 strh r3, [r2, #2]
}
}
LCD_WR_REG(lcddev.setxcmd);
8005464: 4b41 ldr r3, [pc, #260] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005466: 7a1b ldrb r3, [r3, #8]
8005468: b29b uxth r3, r3
800546a: 4618 mov r0, r3
800546c: f7ff fedc bl 8005228 <LCD_WR_REG>
LCD_WR_DATA(0);LCD_WR_DATA(0);
8005470: 2000 movs r0, #0
8005472: f7ff fee7 bl 8005244 <LCD_WR_DATA>
8005476: 2000 movs r0, #0
8005478: f7ff fee4 bl 8005244 <LCD_WR_DATA>
LCD_WR_DATA((lcddev.width-1)>>8);LCD_WR_DATA((lcddev.width-1)&0XFF);
800547c: 4b3b ldr r3, [pc, #236] ; (800556c <LCD_Scan_Dir+0x2b4>)
800547e: 881b ldrh r3, [r3, #0]
8005480: 3b01 subs r3, #1
8005482: 121b asrs r3, r3, #8
8005484: b29b uxth r3, r3
8005486: 4618 mov r0, r3
8005488: f7ff fedc bl 8005244 <LCD_WR_DATA>
800548c: 4b37 ldr r3, [pc, #220] ; (800556c <LCD_Scan_Dir+0x2b4>)
800548e: 881b ldrh r3, [r3, #0]
8005490: 3b01 subs r3, #1
8005492: b29b uxth r3, r3
8005494: b2db uxtb r3, r3
8005496: b29b uxth r3, r3
8005498: 4618 mov r0, r3
800549a: f7ff fed3 bl 8005244 <LCD_WR_DATA>
LCD_WR_REG(lcddev.setycmd);
800549e: 4b33 ldr r3, [pc, #204] ; (800556c <LCD_Scan_Dir+0x2b4>)
80054a0: 7a5b ldrb r3, [r3, #9]
80054a2: b29b uxth r3, r3
80054a4: 4618 mov r0, r3
80054a6: f7ff febf bl 8005228 <LCD_WR_REG>
LCD_WR_DATA(0);LCD_WR_DATA(0);
80054aa: 2000 movs r0, #0
80054ac: f7ff feca bl 8005244 <LCD_WR_DATA>
80054b0: 2000 movs r0, #0
80054b2: f7ff fec7 bl 8005244 <LCD_WR_DATA>
LCD_WR_DATA((lcddev.height-1)>>8);LCD_WR_DATA((lcddev.height-1)&0XFF);
80054b6: 4b2d ldr r3, [pc, #180] ; (800556c <LCD_Scan_Dir+0x2b4>)
80054b8: 885b ldrh r3, [r3, #2]
80054ba: 3b01 subs r3, #1
80054bc: 121b asrs r3, r3, #8
80054be: b29b uxth r3, r3
80054c0: 4618 mov r0, r3
80054c2: f7ff febf bl 8005244 <LCD_WR_DATA>
80054c6: 4b29 ldr r3, [pc, #164] ; (800556c <LCD_Scan_Dir+0x2b4>)
80054c8: 885b ldrh r3, [r3, #2]
80054ca: 3b01 subs r3, #1
80054cc: b29b uxth r3, r3
80054ce: b2db uxtb r3, r3
80054d0: b29b uxth r3, r3
80054d2: 4618 mov r0, r3
80054d4: f7ff feb6 bl 8005244 <LCD_WR_DATA>
80054d8: e058 b.n 800558c <LCD_Scan_Dir+0x2d4>
}else
{
switch(dir)
80054da: 79fb ldrb r3, [r7, #7]
80054dc: 2b07 cmp r3, #7
80054de: d836 bhi.n 800554e <LCD_Scan_Dir+0x296>
80054e0: a201 add r2, pc, #4 ; (adr r2, 80054e8 <LCD_Scan_Dir+0x230>)
80054e2: f852 f023 ldr.w pc, [r2, r3, lsl #2]
80054e6: bf00 nop
80054e8: 08005509 .word 0x08005509
80054ec: 08005513 .word 0x08005513
80054f0: 0800551d .word 0x0800551d
80054f4: 0800554f .word 0x0800554f
80054f8: 08005527 .word 0x08005527
80054fc: 08005531 .word 0x08005531
8005500: 0800553b .word 0x0800553b
8005504: 08005545 .word 0x08005545
{
case L2R_U2D://��������,���ϵ���
regval|=(1<<5)|(1<<4)|(0<<3);
8005508: 89fb ldrh r3, [r7, #14]
800550a: f043 0330 orr.w r3, r3, #48 ; 0x30
800550e: 81fb strh r3, [r7, #14]
break;
8005510: e01d b.n 800554e <LCD_Scan_Dir+0x296>
case L2R_D2U://��������,���µ���
regval|=(0<<5)|(1<<4)|(0<<3);
8005512: 89fb ldrh r3, [r7, #14]
8005514: f043 0310 orr.w r3, r3, #16
8005518: 81fb strh r3, [r7, #14]
break;
800551a: e018 b.n 800554e <LCD_Scan_Dir+0x296>
case R2L_U2D://���ҵ���,���ϵ���
regval|=(1<<5)|(0<<4)|(0<<3);
800551c: 89fb ldrh r3, [r7, #14]
800551e: f043 0320 orr.w r3, r3, #32
8005522: 81fb strh r3, [r7, #14]
break;
8005524: e013 b.n 800554e <LCD_Scan_Dir+0x296>
case R2L_D2U://���ҵ���,���µ���
regval|=(0<<5)|(0<<4)|(0<<3);
break;
case U2D_L2R://���ϵ���,��������
regval|=(1<<5)|(1<<4)|(1<<3);
8005526: 89fb ldrh r3, [r7, #14]
8005528: f043 0338 orr.w r3, r3, #56 ; 0x38
800552c: 81fb strh r3, [r7, #14]
break;
800552e: e00e b.n 800554e <LCD_Scan_Dir+0x296>
case U2D_R2L://���ϵ���,���ҵ���
regval|=(1<<5)|(0<<4)|(1<<3);
8005530: 89fb ldrh r3, [r7, #14]
8005532: f043 0328 orr.w r3, r3, #40 ; 0x28
8005536: 81fb strh r3, [r7, #14]
break;
8005538: e009 b.n 800554e <LCD_Scan_Dir+0x296>
case D2U_L2R://���µ���,��������
regval|=(0<<5)|(1<<4)|(1<<3);
800553a: 89fb ldrh r3, [r7, #14]
800553c: f043 0318 orr.w r3, r3, #24
8005540: 81fb strh r3, [r7, #14]
break;
8005542: e004 b.n 800554e <LCD_Scan_Dir+0x296>
case D2U_R2L://���µ���,���ҵ���
regval|=(0<<5)|(0<<4)|(1<<3);
8005544: 89fb ldrh r3, [r7, #14]
8005546: f043 0308 orr.w r3, r3, #8
800554a: 81fb strh r3, [r7, #14]
break;
800554c: bf00 nop
}
if(lcddev.id==0x8989)//8989 IC
800554e: 4b07 ldr r3, [pc, #28] ; (800556c <LCD_Scan_Dir+0x2b4>)
8005550: 889b ldrh r3, [r3, #4]
8005552: f648 1289 movw r2, #35209 ; 0x8989
8005556: 4293 cmp r3, r2
8005558: d10a bne.n 8005570 <LCD_Scan_Dir+0x2b8>
{
dirreg=0X11;
800555a: 2311 movs r3, #17
800555c: 737b strb r3, [r7, #13]
regval|=0X6040; //65K
800555e: 89fb ldrh r3, [r7, #14]
8005560: f443 43c0 orr.w r3, r3, #24576 ; 0x6000
8005564: f043 0340 orr.w r3, r3, #64 ; 0x40
8005568: 81fb strh r3, [r7, #14]
800556a: e007 b.n 800557c <LCD_Scan_Dir+0x2c4>
800556c: 20000820 .word 0x20000820
}else//��������IC
{
dirreg=0X03;
8005570: 2303 movs r3, #3
8005572: 737b strb r3, [r7, #13]
regval|=1<<12;
8005574: 89fb ldrh r3, [r7, #14]
8005576: f443 5380 orr.w r3, r3, #4096 ; 0x1000
800557a: 81fb strh r3, [r7, #14]
}
LCD_WriteReg(dirreg,regval);
800557c: 7b7b ldrb r3, [r7, #13]
800557e: b29b uxth r3, r3
8005580: 89fa ldrh r2, [r7, #14]
8005582: 4611 mov r1, r2
8005584: 4618 mov r0, r3
8005586: f7ff fe6d bl 8005264 <LCD_WriteReg>
}
}
800558a: bf00 nop
800558c: bf00 nop
800558e: 3710 adds r7, #16
8005590: 46bd mov sp, r7
8005592: bd80 pop {r7, pc}
08005594 <LCD_Display_Dir>:
//����LCD��ʾ����
//dir:0,������1,����
void LCD_Display_Dir(uint8_t dir)
{
8005594: b580 push {r7, lr}
8005596: b082 sub sp, #8
8005598: af00 add r7, sp, #0
800559a: 4603 mov r3, r0
800559c: 71fb strb r3, [r7, #7]
if(dir==0) //����
800559e: 79fb ldrb r3, [r7, #7]
80055a0: 2b00 cmp r3, #0
80055a2: d154 bne.n 800564e <LCD_Display_Dir+0xba>
{
lcddev.dir=0; //����
80055a4: 4b5d ldr r3, [pc, #372] ; (800571c <LCD_Display_Dir+0x188>)
80055a6: 2200 movs r2, #0
80055a8: 719a strb r2, [r3, #6]
lcddev.width=240;
80055aa: 4b5c ldr r3, [pc, #368] ; (800571c <LCD_Display_Dir+0x188>)
80055ac: 22f0 movs r2, #240 ; 0xf0
80055ae: 801a strh r2, [r3, #0]
lcddev.height=320;
80055b0: 4b5a ldr r3, [pc, #360] ; (800571c <LCD_Display_Dir+0x188>)
80055b2: f44f 72a0 mov.w r2, #320 ; 0x140
80055b6: 805a strh r2, [r3, #2]
if(lcddev.id==0X9341||lcddev.id==0X6804||lcddev.id==0X5310)
80055b8: 4b58 ldr r3, [pc, #352] ; (800571c <LCD_Display_Dir+0x188>)
80055ba: 889b ldrh r3, [r3, #4]
80055bc: f249 3241 movw r2, #37697 ; 0x9341
80055c0: 4293 cmp r3, r2
80055c2: d00b beq.n 80055dc <LCD_Display_Dir+0x48>
80055c4: 4b55 ldr r3, [pc, #340] ; (800571c <LCD_Display_Dir+0x188>)
80055c6: 889b ldrh r3, [r3, #4]
80055c8: f646 0204 movw r2, #26628 ; 0x6804
80055cc: 4293 cmp r3, r2
80055ce: d005 beq.n 80055dc <LCD_Display_Dir+0x48>
80055d0: 4b52 ldr r3, [pc, #328] ; (800571c <LCD_Display_Dir+0x188>)
80055d2: 889b ldrh r3, [r3, #4]
80055d4: f245 3210 movw r2, #21264 ; 0x5310
80055d8: 4293 cmp r3, r2
80055da: d11e bne.n 800561a <LCD_Display_Dir+0x86>
{
lcddev.wramcmd=0X2C;
80055dc: 4b4f ldr r3, [pc, #316] ; (800571c <LCD_Display_Dir+0x188>)
80055de: 222c movs r2, #44 ; 0x2c
80055e0: 71da strb r2, [r3, #7]
lcddev.setxcmd=0X2A;
80055e2: 4b4e ldr r3, [pc, #312] ; (800571c <LCD_Display_Dir+0x188>)
80055e4: 222a movs r2, #42 ; 0x2a
80055e6: 721a strb r2, [r3, #8]
lcddev.setycmd=0X2B;
80055e8: 4b4c ldr r3, [pc, #304] ; (800571c <LCD_Display_Dir+0x188>)
80055ea: 222b movs r2, #43 ; 0x2b
80055ec: 725a strb r2, [r3, #9]
if(lcddev.id==0X6804||lcddev.id==0X5310)
80055ee: 4b4b ldr r3, [pc, #300] ; (800571c <LCD_Display_Dir+0x188>)
80055f0: 889b ldrh r3, [r3, #4]
80055f2: f646 0204 movw r2, #26628 ; 0x6804
80055f6: 4293 cmp r3, r2
80055f8: d006 beq.n 8005608 <LCD_Display_Dir+0x74>
80055fa: 4b48 ldr r3, [pc, #288] ; (800571c <LCD_Display_Dir+0x188>)
80055fc: 889b ldrh r3, [r3, #4]
80055fe: f245 3210 movw r2, #21264 ; 0x5310
8005602: 4293 cmp r3, r2
8005604: f040 8081 bne.w 800570a <LCD_Display_Dir+0x176>
{
lcddev.width=320;
8005608: 4b44 ldr r3, [pc, #272] ; (800571c <LCD_Display_Dir+0x188>)
800560a: f44f 72a0 mov.w r2, #320 ; 0x140
800560e: 801a strh r2, [r3, #0]
lcddev.height=480;
8005610: 4b42 ldr r3, [pc, #264] ; (800571c <LCD_Display_Dir+0x188>)
8005612: f44f 72f0 mov.w r2, #480 ; 0x1e0
8005616: 805a strh r2, [r3, #2]
if(lcddev.id==0X6804||lcddev.id==0X5310)
8005618: e077 b.n 800570a <LCD_Display_Dir+0x176>
}
}else if(lcddev.id==0X8989)
800561a: 4b40 ldr r3, [pc, #256] ; (800571c <LCD_Display_Dir+0x188>)
800561c: 889b ldrh r3, [r3, #4]
800561e: f648 1289 movw r2, #35209 ; 0x8989
8005622: 4293 cmp r3, r2
8005624: d109 bne.n 800563a <LCD_Display_Dir+0xa6>
{
lcddev.wramcmd=R34;
8005626: 4b3d ldr r3, [pc, #244] ; (800571c <LCD_Display_Dir+0x188>)
8005628: 2222 movs r2, #34 ; 0x22
800562a: 71da strb r2, [r3, #7]
lcddev.setxcmd=0X4E;
800562c: 4b3b ldr r3, [pc, #236] ; (800571c <LCD_Display_Dir+0x188>)
800562e: 224e movs r2, #78 ; 0x4e
8005630: 721a strb r2, [r3, #8]
lcddev.setycmd=0X4F;
8005632: 4b3a ldr r3, [pc, #232] ; (800571c <LCD_Display_Dir+0x188>)
8005634: 224f movs r2, #79 ; 0x4f
8005636: 725a strb r2, [r3, #9]
8005638: e068 b.n 800570c <LCD_Display_Dir+0x178>
}else
{
lcddev.wramcmd=R34;
800563a: 4b38 ldr r3, [pc, #224] ; (800571c <LCD_Display_Dir+0x188>)
800563c: 2222 movs r2, #34 ; 0x22
800563e: 71da strb r2, [r3, #7]
lcddev.setxcmd=R32;
8005640: 4b36 ldr r3, [pc, #216] ; (800571c <LCD_Display_Dir+0x188>)
8005642: 2220 movs r2, #32
8005644: 721a strb r2, [r3, #8]
lcddev.setycmd=R33;
8005646: 4b35 ldr r3, [pc, #212] ; (800571c <LCD_Display_Dir+0x188>)
8005648: 2221 movs r2, #33 ; 0x21
800564a: 725a strb r2, [r3, #9]
800564c: e05e b.n 800570c <LCD_Display_Dir+0x178>
}
}else //����
{
lcddev.dir=1; //����
800564e: 4b33 ldr r3, [pc, #204] ; (800571c <LCD_Display_Dir+0x188>)
8005650: 2201 movs r2, #1
8005652: 719a strb r2, [r3, #6]
lcddev.width=320;
8005654: 4b31 ldr r3, [pc, #196] ; (800571c <LCD_Display_Dir+0x188>)
8005656: f44f 72a0 mov.w r2, #320 ; 0x140
800565a: 801a strh r2, [r3, #0]
lcddev.height=240;
800565c: 4b2f ldr r3, [pc, #188] ; (800571c <LCD_Display_Dir+0x188>)
800565e: 22f0 movs r2, #240 ; 0xf0
8005660: 805a strh r2, [r3, #2]
if(lcddev.id==0X9341||lcddev.id==0X5310)
8005662: 4b2e ldr r3, [pc, #184] ; (800571c <LCD_Display_Dir+0x188>)
8005664: 889b ldrh r3, [r3, #4]
8005666: f249 3241 movw r2, #37697 ; 0x9341
800566a: 4293 cmp r3, r2
800566c: d005 beq.n 800567a <LCD_Display_Dir+0xe6>
800566e: 4b2b ldr r3, [pc, #172] ; (800571c <LCD_Display_Dir+0x188>)
8005670: 889b ldrh r3, [r3, #4]
8005672: f245 3210 movw r2, #21264 ; 0x5310
8005676: 4293 cmp r3, r2
8005678: d109 bne.n 800568e <LCD_Display_Dir+0xfa>
{
lcddev.wramcmd=0X2C;
800567a: 4b28 ldr r3, [pc, #160] ; (800571c <LCD_Display_Dir+0x188>)
800567c: 222c movs r2, #44 ; 0x2c
800567e: 71da strb r2, [r3, #7]
lcddev.setxcmd=0X2A;
8005680: 4b26 ldr r3, [pc, #152] ; (800571c <LCD_Display_Dir+0x188>)
8005682: 222a movs r2, #42 ; 0x2a
8005684: 721a strb r2, [r3, #8]
lcddev.setycmd=0X2B;
8005686: 4b25 ldr r3, [pc, #148] ; (800571c <LCD_Display_Dir+0x188>)
8005688: 222b movs r2, #43 ; 0x2b
800568a: 725a strb r2, [r3, #9]
800568c: e028 b.n 80056e0 <LCD_Display_Dir+0x14c>
}else if(lcddev.id==0X6804)
800568e: 4b23 ldr r3, [pc, #140] ; (800571c <LCD_Display_Dir+0x188>)
8005690: 889b ldrh r3, [r3, #4]
8005692: f646 0204 movw r2, #26628 ; 0x6804
8005696: 4293 cmp r3, r2
8005698: d109 bne.n 80056ae <LCD_Display_Dir+0x11a>
{
lcddev.wramcmd=0X2C;
800569a: 4b20 ldr r3, [pc, #128] ; (800571c <LCD_Display_Dir+0x188>)
800569c: 222c movs r2, #44 ; 0x2c
800569e: 71da strb r2, [r3, #7]
lcddev.setxcmd=0X2B;
80056a0: 4b1e ldr r3, [pc, #120] ; (800571c <LCD_Display_Dir+0x188>)
80056a2: 222b movs r2, #43 ; 0x2b
80056a4: 721a strb r2, [r3, #8]
lcddev.setycmd=0X2A;
80056a6: 4b1d ldr r3, [pc, #116] ; (800571c <LCD_Display_Dir+0x188>)
80056a8: 222a movs r2, #42 ; 0x2a
80056aa: 725a strb r2, [r3, #9]
80056ac: e018 b.n 80056e0 <LCD_Display_Dir+0x14c>
}else if(lcddev.id==0X8989)
80056ae: 4b1b ldr r3, [pc, #108] ; (800571c <LCD_Display_Dir+0x188>)
80056b0: 889b ldrh r3, [r3, #4]
80056b2: f648 1289 movw r2, #35209 ; 0x8989
80056b6: 4293 cmp r3, r2
80056b8: d109 bne.n 80056ce <LCD_Display_Dir+0x13a>
{
lcddev.wramcmd=R34;
80056ba: 4b18 ldr r3, [pc, #96] ; (800571c <LCD_Display_Dir+0x188>)
80056bc: 2222 movs r2, #34 ; 0x22
80056be: 71da strb r2, [r3, #7]
lcddev.setxcmd=0X4F;
80056c0: 4b16 ldr r3, [pc, #88] ; (800571c <LCD_Display_Dir+0x188>)
80056c2: 224f movs r2, #79 ; 0x4f
80056c4: 721a strb r2, [r3, #8]
lcddev.setycmd=0X4E;
80056c6: 4b15 ldr r3, [pc, #84] ; (800571c <LCD_Display_Dir+0x188>)
80056c8: 224e movs r2, #78 ; 0x4e
80056ca: 725a strb r2, [r3, #9]
80056cc: e008 b.n 80056e0 <LCD_Display_Dir+0x14c>
}else
{
lcddev.wramcmd=R34;
80056ce: 4b13 ldr r3, [pc, #76] ; (800571c <LCD_Display_Dir+0x188>)
80056d0: 2222 movs r2, #34 ; 0x22
80056d2: 71da strb r2, [r3, #7]
lcddev.setxcmd=R33;
80056d4: 4b11 ldr r3, [pc, #68] ; (800571c <LCD_Display_Dir+0x188>)
80056d6: 2221 movs r2, #33 ; 0x21
80056d8: 721a strb r2, [r3, #8]
lcddev.setycmd=R32;
80056da: 4b10 ldr r3, [pc, #64] ; (800571c <LCD_Display_Dir+0x188>)
80056dc: 2220 movs r2, #32
80056de: 725a strb r2, [r3, #9]
}
if(lcddev.id==0X6804||lcddev.id==0X5310)
80056e0: 4b0e ldr r3, [pc, #56] ; (800571c <LCD_Display_Dir+0x188>)
80056e2: 889b ldrh r3, [r3, #4]
80056e4: f646 0204 movw r2, #26628 ; 0x6804
80056e8: 4293 cmp r3, r2
80056ea: d005 beq.n 80056f8 <LCD_Display_Dir+0x164>
80056ec: 4b0b ldr r3, [pc, #44] ; (800571c <LCD_Display_Dir+0x188>)
80056ee: 889b ldrh r3, [r3, #4]
80056f0: f245 3210 movw r2, #21264 ; 0x5310
80056f4: 4293 cmp r3, r2
80056f6: d109 bne.n 800570c <LCD_Display_Dir+0x178>
{
lcddev.width=480;
80056f8: 4b08 ldr r3, [pc, #32] ; (800571c <LCD_Display_Dir+0x188>)
80056fa: f44f 72f0 mov.w r2, #480 ; 0x1e0
80056fe: 801a strh r2, [r3, #0]
lcddev.height=320;
8005700: 4b06 ldr r3, [pc, #24] ; (800571c <LCD_Display_Dir+0x188>)
8005702: f44f 72a0 mov.w r2, #320 ; 0x140
8005706: 805a strh r2, [r3, #2]
8005708: e000 b.n 800570c <LCD_Display_Dir+0x178>
if(lcddev.id==0X6804||lcddev.id==0X5310)
800570a: bf00 nop
}
}
LCD_Scan_Dir(DFT_SCAN_DIR); //Ĭ��ɨ�跽��
800570c: 2000 movs r0, #0
800570e: f7ff fdd3 bl 80052b8 <LCD_Scan_Dir>
}
8005712: bf00 nop
8005714: 3708 adds r7, #8
8005716: 46bd mov sp, r7
8005718: bd80 pop {r7, pc}
800571a: bf00 nop
800571c: 20000820 .word 0x20000820
08005720 <LCDx_Init>:
//��ʼ��lcd
//�ó�ʼ���������Գ�ʼ������Һ��!
void LCDx_Init(void)
{
8005720: b580 push {r7, lr}
8005722: af00 add r7, sp, #0
LCD_BL(0);
8005724: 2200 movs r2, #0
8005726: 2101 movs r1, #1
8005728: 4876 ldr r0, [pc, #472] ; (8005904 <LCDx_Init+0x1e4>)
800572a: f7fb fb5b bl 8000de4 <HAL_GPIO_WritePin>
HAL_Delay(50); // delay 50 ms
800572e: 2032 movs r0, #50 ; 0x32
8005730: f7fb f8bc bl 80008ac <HAL_Delay>
LCD_WriteReg(0x0000,0x0001);
8005734: 2101 movs r1, #1
8005736: 2000 movs r0, #0
8005738: f7ff fd94 bl 8005264 <LCD_WriteReg>
HAL_Delay(50); // delay 50 ms
800573c: 2032 movs r0, #50 ; 0x32
800573e: f7fb f8b5 bl 80008ac <HAL_Delay>
lcddev.id = LCD_ReadReg(0x0000);
8005742: 2000 movs r0, #0
8005744: f7ff fda4 bl 8005290 <LCD_ReadReg>
8005748: 4603 mov r3, r0
800574a: 461a mov r2, r3
800574c: 4b6e ldr r3, [pc, #440] ; (8005908 <LCDx_Init+0x1e8>)
800574e: 809a strh r2, [r3, #4]
LCD_WriteReg(0x00E5,0x78F0);
8005750: f647 01f0 movw r1, #30960 ; 0x78f0
8005754: 20e5 movs r0, #229 ; 0xe5
8005756: f7ff fd85 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0001,0x0100);
800575a: f44f 7180 mov.w r1, #256 ; 0x100
800575e: 2001 movs r0, #1
8005760: f7ff fd80 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0002,0x0700);
8005764: f44f 61e0 mov.w r1, #1792 ; 0x700
8005768: 2002 movs r0, #2
800576a: f7ff fd7b bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0003,0x1030);
800576e: f241 0130 movw r1, #4144 ; 0x1030
8005772: 2003 movs r0, #3
8005774: f7ff fd76 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0004,0x0000);
8005778: 2100 movs r1, #0
800577a: 2004 movs r0, #4
800577c: f7ff fd72 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0008,0x0202);
8005780: f240 2102 movw r1, #514 ; 0x202
8005784: 2008 movs r0, #8
8005786: f7ff fd6d bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0009,0x0000);
800578a: 2100 movs r1, #0
800578c: 2009 movs r0, #9
800578e: f7ff fd69 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x000A,0x0000);
8005792: 2100 movs r1, #0
8005794: 200a movs r0, #10
8005796: f7ff fd65 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x000C,0x0000);
800579a: 2100 movs r1, #0
800579c: 200c movs r0, #12
800579e: f7ff fd61 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x000D,0x0000);
80057a2: 2100 movs r1, #0
80057a4: 200d movs r0, #13
80057a6: f7ff fd5d bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x000F,0x0000);
80057aa: 2100 movs r1, #0
80057ac: 200f movs r0, #15
80057ae: f7ff fd59 bl 8005264 <LCD_WriteReg>
//power on sequence VGHVGL
LCD_WriteReg(0x0010,0x0000);
80057b2: 2100 movs r1, #0
80057b4: 2010 movs r0, #16
80057b6: f7ff fd55 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0011,0x0007);
80057ba: 2107 movs r1, #7
80057bc: 2011 movs r0, #17
80057be: f7ff fd51 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0012,0x0000);
80057c2: 2100 movs r1, #0
80057c4: 2012 movs r0, #18
80057c6: f7ff fd4d bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0013,0x0000);
80057ca: 2100 movs r1, #0
80057cc: 2013 movs r0, #19
80057ce: f7ff fd49 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0007,0x0000);
80057d2: 2100 movs r1, #0
80057d4: 2007 movs r0, #7
80057d6: f7ff fd45 bl 8005264 <LCD_WriteReg>
//vgh
LCD_WriteReg(0x0010,0x1690);
80057da: f241 6190 movw r1, #5776 ; 0x1690
80057de: 2010 movs r0, #16
80057e0: f7ff fd40 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0011,0x0227);
80057e4: f240 2127 movw r1, #551 ; 0x227
80057e8: 2011 movs r0, #17
80057ea: f7ff fd3b bl 8005264 <LCD_WriteReg>
//delayms(100);
//vregiout
LCD_WriteReg(0x0012,0x009D); //0x001b
80057ee: 219d movs r1, #157 ; 0x9d
80057f0: 2012 movs r0, #18
80057f2: f7ff fd37 bl 8005264 <LCD_WriteReg>
//delayms(100);
//vom amplitude
LCD_WriteReg(0x0013,0x1900);
80057f6: f44f 51c8 mov.w r1, #6400 ; 0x1900
80057fa: 2013 movs r0, #19
80057fc: f7ff fd32 bl 8005264 <LCD_WriteReg>
//delayms(100);
//vom H
LCD_WriteReg(0x0029,0x0025);
8005800: 2125 movs r1, #37 ; 0x25
8005802: 2029 movs r0, #41 ; 0x29
8005804: f7ff fd2e bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x002B,0x000D);
8005808: 210d movs r1, #13
800580a: 202b movs r0, #43 ; 0x2b
800580c: f7ff fd2a bl 8005264 <LCD_WriteReg>
//gamma
LCD_WriteReg(0x0030,0x0007);
8005810: 2107 movs r1, #7
8005812: 2030 movs r0, #48 ; 0x30
8005814: f7ff fd26 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0031,0x0303);
8005818: f240 3103 movw r1, #771 ; 0x303
800581c: 2031 movs r0, #49 ; 0x31
800581e: f7ff fd21 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0032,0x0003);// 0006
8005822: 2103 movs r1, #3
8005824: 2032 movs r0, #50 ; 0x32
8005826: f7ff fd1d bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0035,0x0206);
800582a: f240 2106 movw r1, #518 ; 0x206
800582e: 2035 movs r0, #53 ; 0x35
8005830: f7ff fd18 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0036,0x0008);
8005834: 2108 movs r1, #8
8005836: 2036 movs r0, #54 ; 0x36
8005838: f7ff fd14 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0037,0x0406);
800583c: f240 4106 movw r1, #1030 ; 0x406
8005840: 2037 movs r0, #55 ; 0x37
8005842: f7ff fd0f bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0038,0x0304);//0200
8005846: f44f 7141 mov.w r1, #772 ; 0x304
800584a: 2038 movs r0, #56 ; 0x38
800584c: f7ff fd0a bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0039,0x0007);
8005850: 2107 movs r1, #7
8005852: 2039 movs r0, #57 ; 0x39
8005854: f7ff fd06 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x003C,0x0602);// 0504
8005858: f240 6102 movw r1, #1538 ; 0x602
800585c: 203c movs r0, #60 ; 0x3c
800585e: f7ff fd01 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x003D,0x0008);
8005862: 2108 movs r1, #8
8005864: 203d movs r0, #61 ; 0x3d
8005866: f7ff fcfd bl 8005264 <LCD_WriteReg>
//ram
LCD_WriteReg(0x0050,0x0000);
800586a: 2100 movs r1, #0
800586c: 2050 movs r0, #80 ; 0x50
800586e: f7ff fcf9 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0051,0x00EF);
8005872: 21ef movs r1, #239 ; 0xef
8005874: 2051 movs r0, #81 ; 0x51
8005876: f7ff fcf5 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0052,0x0000);
800587a: 2100 movs r1, #0
800587c: 2052 movs r0, #82 ; 0x52
800587e: f7ff fcf1 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0053,0x013F);
8005882: f240 113f movw r1, #319 ; 0x13f
8005886: 2053 movs r0, #83 ; 0x53
8005888: f7ff fcec bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0060,0xA700);
800588c: f44f 4127 mov.w r1, #42752 ; 0xa700
8005890: 2060 movs r0, #96 ; 0x60
8005892: f7ff fce7 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0061,0x0001);
8005896: 2101 movs r1, #1
8005898: 2061 movs r0, #97 ; 0x61
800589a: f7ff fce3 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x006A,0x0000);
800589e: 2100 movs r1, #0
80058a0: 206a movs r0, #106 ; 0x6a
80058a2: f7ff fcdf bl 8005264 <LCD_WriteReg>
//
LCD_WriteReg(0x0080,0x0000);
80058a6: 2100 movs r1, #0
80058a8: 2080 movs r0, #128 ; 0x80
80058aa: f7ff fcdb bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0081,0x0000);
80058ae: 2100 movs r1, #0
80058b0: 2081 movs r0, #129 ; 0x81
80058b2: f7ff fcd7 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0082,0x0000);
80058b6: 2100 movs r1, #0
80058b8: 2082 movs r0, #130 ; 0x82
80058ba: f7ff fcd3 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0083,0x0000);
80058be: 2100 movs r1, #0
80058c0: 2083 movs r0, #131 ; 0x83
80058c2: f7ff fccf bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0084,0x0000);
80058c6: 2100 movs r1, #0
80058c8: 2084 movs r0, #132 ; 0x84
80058ca: f7ff fccb bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0085,0x0000);
80058ce: 2100 movs r1, #0
80058d0: 2085 movs r0, #133 ; 0x85
80058d2: f7ff fcc7 bl 8005264 <LCD_WriteReg>
//
LCD_WriteReg(0x0090,0x0010);
80058d6: 2110 movs r1, #16
80058d8: 2090 movs r0, #144 ; 0x90
80058da: f7ff fcc3 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0092,0x0600);
80058de: f44f 61c0 mov.w r1, #1536 ; 0x600
80058e2: 2092 movs r0, #146 ; 0x92
80058e4: f7ff fcbe bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x0007,0x0133);
80058e8: f240 1133 movw r1, #307 ; 0x133
80058ec: 2007 movs r0, #7
80058ee: f7ff fcb9 bl 8005264 <LCD_WriteReg>
LCD_WriteReg(0x00,0x0022);//
80058f2: 2122 movs r1, #34 ; 0x22
80058f4: 2000 movs r0, #0
80058f6: f7ff fcb5 bl 8005264 <LCD_WriteReg>
LCD_Display_Dir(1); //Ĭ��Ϊh��
80058fa: 2001 movs r0, #1
80058fc: f7ff fe4a bl 8005594 <LCD_Display_Dir>
}
8005900: bf00 nop
8005902: bd80 pop {r7, pc}
8005904: 40010c00 .word 0x40010c00
8005908: 20000820 .word 0x20000820
0800590c <LCD_SetCursor>:
//***********************************************************���� ���� ʲô��
//���ù���λ��
//Xpos:������
//Ypos:������
void LCD_SetCursor(uint16_t Xpos, uint16_t Ypos)
{
800590c: b580 push {r7, lr}
800590e: b082 sub sp, #8
8005910: af00 add r7, sp, #0
8005912: 4603 mov r3, r0
8005914: 460a mov r2, r1
8005916: 80fb strh r3, [r7, #6]
8005918: 4613 mov r3, r2
800591a: 80bb strh r3, [r7, #4]
if(lcddev.id==0X9341||lcddev.id==0X5310)
800591c: 4b42 ldr r3, [pc, #264] ; (8005a28 <LCD_SetCursor+0x11c>)
800591e: 889b ldrh r3, [r3, #4]
8005920: f249 3241 movw r2, #37697 ; 0x9341
8005924: 4293 cmp r3, r2
8005926: d005 beq.n 8005934 <LCD_SetCursor+0x28>
8005928: 4b3f ldr r3, [pc, #252] ; (8005a28 <LCD_SetCursor+0x11c>)
800592a: 889b ldrh r3, [r3, #4]
800592c: f245 3210 movw r2, #21264 ; 0x5310
8005930: 4293 cmp r3, r2
8005932: d124 bne.n 800597e <LCD_SetCursor+0x72>
{
LCD_WR_REG(lcddev.setxcmd);
8005934: 4b3c ldr r3, [pc, #240] ; (8005a28 <LCD_SetCursor+0x11c>)
8005936: 7a1b ldrb r3, [r3, #8]
8005938: b29b uxth r3, r3
800593a: 4618 mov r0, r3
800593c: f7ff fc74 bl 8005228 <LCD_WR_REG>
LCD_WR_DATA(Xpos>>8);
8005940: 88fb ldrh r3, [r7, #6]
8005942: 0a1b lsrs r3, r3, #8
8005944: b29b uxth r3, r3
8005946: 4618 mov r0, r3
8005948: f7ff fc7c bl 8005244 <LCD_WR_DATA>
LCD_WR_DATA(Xpos&0XFF);
800594c: 88fb ldrh r3, [r7, #6]
800594e: b2db uxtb r3, r3
8005950: b29b uxth r3, r3
8005952: 4618 mov r0, r3
8005954: f7ff fc76 bl 8005244 <LCD_WR_DATA>
LCD_WR_REG(lcddev.setycmd);
8005958: 4b33 ldr r3, [pc, #204] ; (8005a28 <LCD_SetCursor+0x11c>)
800595a: 7a5b ldrb r3, [r3, #9]
800595c: b29b uxth r3, r3
800595e: 4618 mov r0, r3
8005960: f7ff fc62 bl 8005228 <LCD_WR_REG>
LCD_WR_DATA(Ypos>>8);
8005964: 88bb ldrh r3, [r7, #4]
8005966: 0a1b lsrs r3, r3, #8
8005968: b29b uxth r3, r3
800596a: 4618 mov r0, r3
800596c: f7ff fc6a bl 8005244 <LCD_WR_DATA>
LCD_WR_DATA(Ypos&0XFF);
8005970: 88bb ldrh r3, [r7, #4]
8005972: b2db uxtb r3, r3
8005974: b29b uxth r3, r3
8005976: 4618 mov r0, r3
8005978: f7ff fc64 bl 8005244 <LCD_WR_DATA>
{
if(lcddev.dir==1)Xpos=lcddev.width-1-Xpos;//������ʵ���ǵ�תx,y����
LCD_WriteReg(lcddev.setxcmd, Xpos);
LCD_WriteReg(lcddev.setycmd, Ypos);
}
}
800597c: e050 b.n 8005a20 <LCD_SetCursor+0x114>
}else if(lcddev.id==0X6804)
800597e: 4b2a ldr r3, [pc, #168] ; (8005a28 <LCD_SetCursor+0x11c>)
8005980: 889b ldrh r3, [r3, #4]
8005982: f646 0204 movw r2, #26628 ; 0x6804
8005986: 4293 cmp r3, r2
8005988: d12f bne.n 80059ea <LCD_SetCursor+0xde>
if(lcddev.dir==1)Xpos=lcddev.width-1-Xpos;//����ʱ����
800598a: 4b27 ldr r3, [pc, #156] ; (8005a28 <LCD_SetCursor+0x11c>)
800598c: 799b ldrb r3, [r3, #6]
800598e: 2b01 cmp r3, #1
8005990: d106 bne.n 80059a0 <LCD_SetCursor+0x94>
8005992: 4b25 ldr r3, [pc, #148] ; (8005a28 <LCD_SetCursor+0x11c>)
8005994: 881a ldrh r2, [r3, #0]
8005996: 88fb ldrh r3, [r7, #6]
8005998: 1ad3 subs r3, r2, r3
800599a: b29b uxth r3, r3
800599c: 3b01 subs r3, #1
800599e: 80fb strh r3, [r7, #6]
LCD_WR_REG(lcddev.setxcmd);
80059a0: 4b21 ldr r3, [pc, #132] ; (8005a28 <LCD_SetCursor+0x11c>)
80059a2: 7a1b ldrb r3, [r3, #8]
80059a4: b29b uxth r3, r3
80059a6: 4618 mov r0, r3
80059a8: f7ff fc3e bl 8005228 <LCD_WR_REG>
LCD_WR_DATA(Xpos>>8);
80059ac: 88fb ldrh r3, [r7, #6]
80059ae: 0a1b lsrs r3, r3, #8
80059b0: b29b uxth r3, r3
80059b2: 4618 mov r0, r3
80059b4: f7ff fc46 bl 8005244 <LCD_WR_DATA>
LCD_WR_DATA(Xpos&0XFF);
80059b8: 88fb ldrh r3, [r7, #6]
80059ba: b2db uxtb r3, r3
80059bc: b29b uxth r3, r3
80059be: 4618 mov r0, r3
80059c0: f7ff fc40 bl 8005244 <LCD_WR_DATA>
LCD_WR_REG(lcddev.setycmd);
80059c4: 4b18 ldr r3, [pc, #96] ; (8005a28 <LCD_SetCursor+0x11c>)
80059c6: 7a5b ldrb r3, [r3, #9]
80059c8: b29b uxth r3, r3
80059ca: 4618 mov r0, r3
80059cc: f7ff fc2c bl 8005228 <LCD_WR_REG>
LCD_WR_DATA(Ypos>>8);
80059d0: 88bb ldrh r3, [r7, #4]
80059d2: 0a1b lsrs r3, r3, #8
80059d4: b29b uxth r3, r3
80059d6: 4618 mov r0, r3
80059d8: f7ff fc34 bl 8005244 <LCD_WR_DATA>
LCD_WR_DATA(Ypos&0XFF);
80059dc: 88bb ldrh r3, [r7, #4]
80059de: b2db uxtb r3, r3
80059e0: b29b uxth r3, r3
80059e2: 4618 mov r0, r3
80059e4: f7ff fc2e bl 8005244 <LCD_WR_DATA>
}
80059e8: e01a b.n 8005a20 <LCD_SetCursor+0x114>
if(lcddev.dir==1)Xpos=lcddev.width-1-Xpos;//������ʵ���ǵ�תx,y����
80059ea: 4b0f ldr r3, [pc, #60] ; (8005a28 <LCD_SetCursor+0x11c>)
80059ec: 799b ldrb r3, [r3, #6]
80059ee: 2b01 cmp r3, #1
80059f0: d106 bne.n 8005a00 <LCD_SetCursor+0xf4>
80059f2: 4b0d ldr r3, [pc, #52] ; (8005a28 <LCD_SetCursor+0x11c>)
80059f4: 881a ldrh r2, [r3, #0]
80059f6: 88fb ldrh r3, [r7, #6]
80059f8: 1ad3 subs r3, r2, r3
80059fa: b29b uxth r3, r3
80059fc: 3b01 subs r3, #1
80059fe: 80fb strh r3, [r7, #6]
LCD_WriteReg(lcddev.setxcmd, Xpos);
8005a00: 4b09 ldr r3, [pc, #36] ; (8005a28 <LCD_SetCursor+0x11c>)
8005a02: 7a1b ldrb r3, [r3, #8]
8005a04: b29b uxth r3, r3
8005a06: 88fa ldrh r2, [r7, #6]
8005a08: 4611 mov r1, r2
8005a0a: 4618 mov r0, r3
8005a0c: f7ff fc2a bl 8005264 <LCD_WriteReg>
LCD_WriteReg(lcddev.setycmd, Ypos);
8005a10: 4b05 ldr r3, [pc, #20] ; (8005a28 <LCD_SetCursor+0x11c>)
8005a12: 7a5b ldrb r3, [r3, #9]
8005a14: b29b uxth r3, r3
8005a16: 88ba ldrh r2, [r7, #4]
8005a18: 4611 mov r1, r2
8005a1a: 4618 mov r0, r3
8005a1c: f7ff fc22 bl 8005264 <LCD_WriteReg>
}
8005a20: bf00 nop
8005a22: 3708 adds r7, #8
8005a24: 46bd mov sp, r7
8005a26: bd80 pop {r7, pc}
8005a28: 20000820 .word 0x20000820
08005a2c <LCD_set_dot>:
}
//����
//x,y:����
//POINT_COLOR:�˵�����ɫ
void LCD_set_dot(uint16_t x,uint16_t y,uint16_t color)
{
8005a2c: b580 push {r7, lr}
8005a2e: b082 sub sp, #8
8005a30: af00 add r7, sp, #0
8005a32: 4603 mov r3, r0
8005a34: 80fb strh r3, [r7, #6]
8005a36: 460b mov r3, r1
8005a38: 80bb strh r3, [r7, #4]
8005a3a: 4613 mov r3, r2
8005a3c: 807b strh r3, [r7, #2]
LCD_SetCursor(x,y); //���ù���λ��
8005a3e: 88ba ldrh r2, [r7, #4]
8005a40: 88fb ldrh r3, [r7, #6]
8005a42: 4611 mov r1, r2
8005a44: 4618 mov r0, r3
8005a46: f7ff ff61 bl 800590c <LCD_SetCursor>
LCD_REG_ADDRESS=lcddev.wramcmd; //��ʼд��GRAM
8005a4a: 4b06 ldr r3, [pc, #24] ; (8005a64 <LCD_set_dot+0x38>)
8005a4c: 79da ldrb r2, [r3, #7]
8005a4e: f04f 43d8 mov.w r3, #1811939328 ; 0x6c000000
8005a52: b292 uxth r2, r2
8005a54: 801a strh r2, [r3, #0]
LCD_DATA_ADDRESS=color;
8005a56: 4a04 ldr r2, [pc, #16] ; (8005a68 <LCD_set_dot+0x3c>)
8005a58: 887b ldrh r3, [r7, #2]
8005a5a: 8013 strh r3, [r2, #0]
}
8005a5c: bf00 nop
8005a5e: 3708 adds r7, #8
8005a60: 46bd mov sp, r7
8005a62: bd80 pop {r7, pc}
8005a64: 20000820 .word 0x20000820
8005a68: 6c000800 .word 0x6c000800
08005a6c <LCD_Clear>:
//��������
//color:Ҫ����������ɫ
void LCD_Clear(uint16_t color)
{
8005a6c: b580 push {r7, lr}
8005a6e: b084 sub sp, #16
8005a70: af00 add r7, sp, #0
8005a72: 4603 mov r3, r0
8005a74: 80fb strh r3, [r7, #6]
uint32_t index=0;
8005a76: 2300 movs r3, #0
8005a78: 60fb str r3, [r7, #12]
uint32_t totalpoint=lcddev.width;
8005a7a: 4b23 ldr r3, [pc, #140] ; (8005b08 <LCD_Clear+0x9c>)
8005a7c: 881b ldrh r3, [r3, #0]
8005a7e: 60bb str r3, [r7, #8]
totalpoint*=lcddev.height; //�õ��ܵ���
8005a80: 4b21 ldr r3, [pc, #132] ; (8005b08 <LCD_Clear+0x9c>)
8005a82: 885b ldrh r3, [r3, #2]
8005a84: 461a mov r2, r3
8005a86: 68bb ldr r3, [r7, #8]
8005a88: fb02 f303 mul.w r3, r2, r3
8005a8c: 60bb str r3, [r7, #8]
if((lcddev.id==0X6804)&&(lcddev.dir==1))//6804������ʱ�����⴦��
8005a8e: 4b1e ldr r3, [pc, #120] ; (8005b08 <LCD_Clear+0x9c>)
8005a90: 889b ldrh r3, [r3, #4]
8005a92: f646 0204 movw r2, #26628 ; 0x6804
8005a96: 4293 cmp r3, r2
8005a98: d11a bne.n 8005ad0 <LCD_Clear+0x64>
8005a9a: 4b1b ldr r3, [pc, #108] ; (8005b08 <LCD_Clear+0x9c>)
8005a9c: 799b ldrb r3, [r3, #6]
8005a9e: 2b01 cmp r3, #1
8005aa0: d116 bne.n 8005ad0 <LCD_Clear+0x64>
{
lcddev.dir=0;
8005aa2: 4b19 ldr r3, [pc, #100] ; (8005b08 <LCD_Clear+0x9c>)
8005aa4: 2200 movs r2, #0
8005aa6: 719a strb r2, [r3, #6]
lcddev.setxcmd=0X2A;
8005aa8: 4b17 ldr r3, [pc, #92] ; (8005b08 <LCD_Clear+0x9c>)
8005aaa: 222a movs r2, #42 ; 0x2a
8005aac: 721a strb r2, [r3, #8]
lcddev.setycmd=0X2B;
8005aae: 4b16 ldr r3, [pc, #88] ; (8005b08 <LCD_Clear+0x9c>)
8005ab0: 222b movs r2, #43 ; 0x2b
8005ab2: 725a strb r2, [r3, #9]
LCD_SetCursor(0x00,0x0000); //���ù���λ��
8005ab4: 2100 movs r1, #0
8005ab6: 2000 movs r0, #0
8005ab8: f7ff ff28 bl 800590c <LCD_SetCursor>
lcddev.dir=1;
8005abc: 4b12 ldr r3, [pc, #72] ; (8005b08 <LCD_Clear+0x9c>)
8005abe: 2201 movs r2, #1
8005ac0: 719a strb r2, [r3, #6]
lcddev.setxcmd=0X2B;
8005ac2: 4b11 ldr r3, [pc, #68] ; (8005b08 <LCD_Clear+0x9c>)
8005ac4: 222b movs r2, #43 ; 0x2b
8005ac6: 721a strb r2, [r3, #8]
lcddev.setycmd=0X2A;
8005ac8: 4b0f ldr r3, [pc, #60] ; (8005b08 <LCD_Clear+0x9c>)
8005aca: 222a movs r2, #42 ; 0x2a
8005acc: 725a strb r2, [r3, #9]
8005ace: e003 b.n 8005ad8 <LCD_Clear+0x6c>
}else LCD_SetCursor(0x00,0x0000); //���ù���λ��
8005ad0: 2100 movs r1, #0
8005ad2: 2000 movs r0, #0
8005ad4: f7ff ff1a bl 800590c <LCD_SetCursor>
LCD_REG_ADDRESS=lcddev.wramcmd; //��ʼд��GRAM
8005ad8: 4b0b ldr r3, [pc, #44] ; (8005b08 <LCD_Clear+0x9c>)
8005ada: 79da ldrb r2, [r3, #7]
8005adc: f04f 43d8 mov.w r3, #1811939328 ; 0x6c000000
8005ae0: b292 uxth r2, r2
8005ae2: 801a strh r2, [r3, #0]
for(index=0;index<totalpoint;index++)
8005ae4: 2300 movs r3, #0
8005ae6: 60fb str r3, [r7, #12]
8005ae8: e005 b.n 8005af6 <LCD_Clear+0x8a>
{
LCD_DATA_ADDRESS=color;
8005aea: 4a08 ldr r2, [pc, #32] ; (8005b0c <LCD_Clear+0xa0>)
8005aec: 88fb ldrh r3, [r7, #6]
8005aee: 8013 strh r3, [r2, #0]
for(index=0;index<totalpoint;index++)
8005af0: 68fb ldr r3, [r7, #12]
8005af2: 3301 adds r3, #1
8005af4: 60fb str r3, [r7, #12]
8005af6: 68fa ldr r2, [r7, #12]
8005af8: 68bb ldr r3, [r7, #8]
8005afa: 429a cmp r2, r3
8005afc: d3f5 bcc.n 8005aea <LCD_Clear+0x7e>
}
}
8005afe: bf00 nop
8005b00: bf00 nop
8005b02: 3710 adds r7, #16
8005b04: 46bd mov sp, r7
8005b06: bd80 pop {r7, pc}
8005b08: 20000820 .word 0x20000820
8005b0c: 6c000800 .word 0x6c000800
08005b10 <font_init>:
//��ʼ������
//����ֵ:0,�ֿ�����.
// ����,�ֿⶪʧ
uint8_t font_init(void)
{
8005b10: b580 push {r7, lr}
8005b12: b082 sub sp, #8
8005b14: af00 add r7, sp, #0
uint8_t t=0;
8005b16: 2300 movs r3, #0
8005b18: 71fb strb r3, [r7, #7]
while(t<10)//������ȡ10��,���Ǵ���,˵��ȷʵ��������,�ø����ֿ���
8005b1a: e014 b.n 8005b46 <font_init+0x36>
{
t++;
8005b1c: 79fb ldrb r3, [r7, #7]
8005b1e: 3301 adds r3, #1
8005b20: 71fb strb r3, [r7, #7]
W25QXX_Read((uint8_t*)&ftinfo,FONTINFOADDR,sizeof(ftinfo));//����ftinfo�ṹ������
8005b22: 2224 movs r2, #36 ; 0x24
8005b24: f44f 0180 mov.w r1, #4194304 ; 0x400000
8005b28: 480d ldr r0, [pc, #52] ; (8005b60 <font_init+0x50>)
8005b2a: f7fe fe71 bl 8004810 <W25QXX_Read>
if(ftinfo.fontok==0XAA)
8005b2e: 4b0c ldr r3, [pc, #48] ; (8005b60 <font_init+0x50>)
8005b30: 781b ldrb r3, [r3, #0]
8005b32: 2baa cmp r3, #170 ; 0xaa
8005b34: d107 bne.n 8005b46 <font_init+0x36>
{
ftinfo.f12addr=0x0042a929;
8005b36: 4b0a ldr r3, [pc, #40] ; (8005b60 <font_init+0x50>)
8005b38: 4a0a ldr r2, [pc, #40] ; (8005b64 <font_init+0x54>)
8005b3a: 60da str r2, [r3, #12]
ftinfo.f16addr=0x004b6d89;
8005b3c: 4b08 ldr r3, [pc, #32] ; (8005b60 <font_init+0x50>)
8005b3e: 4a0a ldr r2, [pc, #40] ; (8005b68 <font_init+0x58>)
8005b40: 615a str r2, [r3, #20]
return 0;
8005b42: 2300 movs r3, #0
8005b44: e008 b.n 8005b58 <font_init+0x48>
while(t<10)//������ȡ10��,���Ǵ���,˵��ȷʵ��������,�ø����ֿ���
8005b46: 79fb ldrb r3, [r7, #7]
8005b48: 2b09 cmp r3, #9
8005b4a: d9e7 bls.n 8005b1c <font_init+0xc>
}
}
if(ftinfo.fontok!=0XAA)return 1;
8005b4c: 4b04 ldr r3, [pc, #16] ; (8005b60 <font_init+0x50>)
8005b4e: 781b ldrb r3, [r3, #0]
8005b50: 2baa cmp r3, #170 ; 0xaa
8005b52: d001 beq.n 8005b58 <font_init+0x48>
8005b54: 2301 movs r3, #1
8005b56: e7ff b.n 8005b58 <font_init+0x48>
}
8005b58: 4618 mov r0, r3
8005b5a: 3708 adds r7, #8
8005b5c: 46bd mov sp, r7
8005b5e: bd80 pop {r7, pc}
8005b60: 2000082c .word 0x2000082c
8005b64: 0042a929 .word 0x0042a929
8005b68: 004b6d89 .word 0x004b6d89
08005b6c <Get_HzMat>:
//���ֿ��в��ҳ���ģ
//code �ַ����Ŀ�ʼ��ַ,GBK��
//mat ���ݴ��ŵ�ַ (size/8+((size%8)?1:0))*(size) bytes��С
//size:������С
void Get_HzMat(unsigned char *code,unsigned char *mat,uint8_t size)
{
8005b6c: b580 push {r7, lr}
8005b6e: b086 sub sp, #24
8005b70: af00 add r7, sp, #0
8005b72: 60f8 str r0, [r7, #12]
8005b74: 60b9 str r1, [r7, #8]
8005b76: 4613 mov r3, r2
8005b78: 71fb strb r3, [r7, #7]
unsigned char qh,ql;
unsigned char i;
unsigned long foffset;
uint8_t csize=(size/8+((size%8)?1:0))*(size);//�õ�����һ���ַ���Ӧ��������ռ���ֽ���
8005b7a: 79fb ldrb r3, [r7, #7]
8005b7c: 08db lsrs r3, r3, #3
8005b7e: b2db uxtb r3, r3
8005b80: 461a mov r2, r3
8005b82: 79fb ldrb r3, [r7, #7]
8005b84: f003 0307 and.w r3, r3, #7
8005b88: b2db uxtb r3, r3
8005b8a: 2b00 cmp r3, #0
8005b8c: bf14 ite ne
8005b8e: 2301 movne r3, #1
8005b90: 2300 moveq r3, #0
8005b92: b2db uxtb r3, r3
8005b94: 4413 add r3, r2
8005b96: b2db uxtb r3, r3
8005b98: 79fa ldrb r2, [r7, #7]
8005b9a: fb02 f303 mul.w r3, r2, r3
8005b9e: 757b strb r3, [r7, #21]
qh=*code;
8005ba0: 68fb ldr r3, [r7, #12]
8005ba2: 781b ldrb r3, [r3, #0]
8005ba4: 753b strb r3, [r7, #20]
ql=*(++code);
8005ba6: 68fb ldr r3, [r7, #12]
8005ba8: 3301 adds r3, #1
8005baa: 60fb str r3, [r7, #12]
8005bac: 68fb ldr r3, [r7, #12]
8005bae: 781b ldrb r3, [r3, #0]
8005bb0: 75fb strb r3, [r7, #23]
if(qh<0x81||ql<0x40||ql==0xff||qh==0xff)//�� ���ú���
8005bb2: 7d3b ldrb r3, [r7, #20]
8005bb4: 2b80 cmp r3, #128 ; 0x80
8005bb6: d908 bls.n 8005bca <Get_HzMat+0x5e>
8005bb8: 7dfb ldrb r3, [r7, #23]
8005bba: 2b3f cmp r3, #63 ; 0x3f
8005bbc: d905 bls.n 8005bca <Get_HzMat+0x5e>
8005bbe: 7dfb ldrb r3, [r7, #23]
8005bc0: 2bff cmp r3, #255 ; 0xff
8005bc2: d002 beq.n 8005bca <Get_HzMat+0x5e>
8005bc4: 7d3b ldrb r3, [r7, #20]
8005bc6: 2bff cmp r3, #255 ; 0xff
8005bc8: d10f bne.n 8005bea <Get_HzMat+0x7e>
{
for(i=0;i<csize;i++)*mat++=0x00;//��������
8005bca: 2300 movs r3, #0
8005bcc: 75bb strb r3, [r7, #22]
8005bce: e007 b.n 8005be0 <Get_HzMat+0x74>
8005bd0: 68bb ldr r3, [r7, #8]
8005bd2: 1c5a adds r2, r3, #1
8005bd4: 60ba str r2, [r7, #8]
8005bd6: 2200 movs r2, #0
8005bd8: 701a strb r2, [r3, #0]
8005bda: 7dbb ldrb r3, [r7, #22]
8005bdc: 3301 adds r3, #1
8005bde: 75bb strb r3, [r7, #22]
8005be0: 7dba ldrb r2, [r7, #22]
8005be2: 7d7b ldrb r3, [r7, #21]
8005be4: 429a cmp r2, r3
8005be6: d3f3 bcc.n 8005bd0 <Get_HzMat+0x64>
return; //��������
8005be8: e041 b.n 8005c6e <Get_HzMat+0x102>
}
if(ql<0x7f)ql-=0x40;//ע��!
8005bea: 7dfb ldrb r3, [r7, #23]
8005bec: 2b7e cmp r3, #126 ; 0x7e
8005bee: d803 bhi.n 8005bf8 <Get_HzMat+0x8c>
8005bf0: 7dfb ldrb r3, [r7, #23]
8005bf2: 3b40 subs r3, #64 ; 0x40
8005bf4: 75fb strb r3, [r7, #23]
8005bf6: e002 b.n 8005bfe <Get_HzMat+0x92>
else ql-=0x41;
8005bf8: 7dfb ldrb r3, [r7, #23]
8005bfa: 3b41 subs r3, #65 ; 0x41
8005bfc: 75fb strb r3, [r7, #23]
qh-=0x81;
8005bfe: 7d3b ldrb r3, [r7, #20]
8005c00: 337f adds r3, #127 ; 0x7f
8005c02: 753b strb r3, [r7, #20]
foffset=((unsigned long)190*qh+ql)*csize; //�õ��ֿ��е��ֽ�ƫ����
8005c04: 7d3b ldrb r3, [r7, #20]
8005c06: 22be movs r2, #190 ; 0xbe
8005c08: fb02 f203 mul.w r2, r2, r3
8005c0c: 7dfb ldrb r3, [r7, #23]
8005c0e: 4413 add r3, r2
8005c10: 7d7a ldrb r2, [r7, #21]
8005c12: fb02 f303 mul.w r3, r2, r3
8005c16: 613b str r3, [r7, #16]
switch(size)
8005c18: 79fb ldrb r3, [r7, #7]
8005c1a: 2b18 cmp r3, #24
8005c1c: d01c beq.n 8005c58 <Get_HzMat+0xec>
8005c1e: 2b18 cmp r3, #24
8005c20: dc25 bgt.n 8005c6e <Get_HzMat+0x102>
8005c22: 2b0c cmp r3, #12
8005c24: d002 beq.n 8005c2c <Get_HzMat+0xc0>
8005c26: 2b10 cmp r3, #16
8005c28: d00b beq.n 8005c42 <Get_HzMat+0xd6>
8005c2a: e020 b.n 8005c6e <Get_HzMat+0x102>
{
case 12:
W25QXX_Read(mat,foffset+ftinfo.f12addr,csize);
8005c2c: 4b11 ldr r3, [pc, #68] ; (8005c74 <Get_HzMat+0x108>)
8005c2e: 68da ldr r2, [r3, #12]
8005c30: 693b ldr r3, [r7, #16]
8005c32: 4413 add r3, r2
8005c34: 7d7a ldrb r2, [r7, #21]
8005c36: b292 uxth r2, r2
8005c38: 4619 mov r1, r3
8005c3a: 68b8 ldr r0, [r7, #8]
8005c3c: f7fe fde8 bl 8004810 <W25QXX_Read>
break;
8005c40: e015 b.n 8005c6e <Get_HzMat+0x102>
case 16:
W25QXX_Read(mat,foffset+ftinfo.f16addr,csize);
8005c42: 4b0c ldr r3, [pc, #48] ; (8005c74 <Get_HzMat+0x108>)
8005c44: 695a ldr r2, [r3, #20]
8005c46: 693b ldr r3, [r7, #16]
8005c48: 4413 add r3, r2
8005c4a: 7d7a ldrb r2, [r7, #21]
8005c4c: b292 uxth r2, r2
8005c4e: 4619 mov r1, r3
8005c50: 68b8 ldr r0, [r7, #8]
8005c52: f7fe fddd bl 8004810 <W25QXX_Read>
break;
8005c56: e00a b.n 8005c6e <Get_HzMat+0x102>
case 24:
W25QXX_Read(mat,foffset+ftinfo.f24addr,csize);
8005c58: 4b06 ldr r3, [pc, #24] ; (8005c74 <Get_HzMat+0x108>)
8005c5a: 69da ldr r2, [r3, #28]
8005c5c: 693b ldr r3, [r7, #16]
8005c5e: 4413 add r3, r2
8005c60: 7d7a ldrb r2, [r7, #21]
8005c62: b292 uxth r2, r2
8005c64: 4619 mov r1, r3
8005c66: 68b8 ldr r0, [r7, #8]
8005c68: f7fe fdd2 bl 8004810 <W25QXX_Read>
break;
8005c6c: bf00 nop
}
}
8005c6e: 3718 adds r7, #24
8005c70: 46bd mov sp, r7
8005c72: bd80 pop {r7, pc}
8005c74: 2000082c .word 0x2000082c
08005c78 <Show_Font>:
//x,y :���ֵ�����
//font:����GBK��
//size:������С
//mode:0,������ʾ,1,������ʾ
void Show_Font(uint16_t x,uint16_t y,uint8_t *font,uint8_t size,uint16_t bg,uint16_t color)
{
8005c78: b580 push {r7, lr}
8005c7a: b098 sub sp, #96 ; 0x60
8005c7c: af00 add r7, sp, #0
8005c7e: 60ba str r2, [r7, #8]
8005c80: 461a mov r2, r3
8005c82: 4603 mov r3, r0
8005c84: 81fb strh r3, [r7, #14]
8005c86: 460b mov r3, r1
8005c88: 81bb strh r3, [r7, #12]
8005c8a: 4613 mov r3, r2
8005c8c: 71fb strb r3, [r7, #7]
uint8_t temp,t,t1;
uint16_t y0=y;
8005c8e: 89bb ldrh r3, [r7, #12]
8005c90: f8a7 305a strh.w r3, [r7, #90] ; 0x5a
uint8_t dzk[72];
uint8_t csize=(size/8+((size%8)?1:0))*(size);//�õ�����һ���ַ���Ӧ��������ռ���ֽ���
8005c94: 79fb ldrb r3, [r7, #7]
8005c96: 08db lsrs r3, r3, #3
8005c98: b2db uxtb r3, r3
8005c9a: 461a mov r2, r3
8005c9c: 79fb ldrb r3, [r7, #7]
8005c9e: f003 0307 and.w r3, r3, #7
8005ca2: b2db uxtb r3, r3
8005ca4: 2b00 cmp r3, #0
8005ca6: bf14 ite ne
8005ca8: 2301 movne r3, #1
8005caa: 2300 moveq r3, #0
8005cac: b2db uxtb r3, r3
8005cae: 4413 add r3, r2
8005cb0: b2db uxtb r3, r3
8005cb2: 79fa ldrb r2, [r7, #7]
8005cb4: fb02 f303 mul.w r3, r2, r3
8005cb8: f887 3059 strb.w r3, [r7, #89] ; 0x59
if(size!=12&&size!=16)return; //��֧�ֵ�size
8005cbc: 79fb ldrb r3, [r7, #7]
8005cbe: 2b0c cmp r3, #12
8005cc0: d002 beq.n 8005cc8 <Show_Font+0x50>
8005cc2: 79fb ldrb r3, [r7, #7]
8005cc4: 2b10 cmp r3, #16
8005cc6: d15b bne.n 8005d80 <Show_Font+0x108>
Get_HzMat(font,dzk,size); //�õ���Ӧ��С�ĵ�������
8005cc8: 79fa ldrb r2, [r7, #7]
8005cca: f107 0310 add.w r3, r7, #16
8005cce: 4619 mov r1, r3
8005cd0: 68b8 ldr r0, [r7, #8]
8005cd2: f7ff ff4b bl 8005b6c <Get_HzMat>
for(t=0;t<csize;t++)
8005cd6: 2300 movs r3, #0
8005cd8: f887 305e strb.w r3, [r7, #94] ; 0x5e
8005cdc: e049 b.n 8005d72 <Show_Font+0xfa>
{
temp=dzk[t]; //�õ���������
8005cde: f897 305e ldrb.w r3, [r7, #94] ; 0x5e
8005ce2: f107 0260 add.w r2, r7, #96 ; 0x60
8005ce6: 4413 add r3, r2
8005ce8: f813 3c50 ldrb.w r3, [r3, #-80]
8005cec: f887 305f strb.w r3, [r7, #95] ; 0x5f
for(t1=0;t1<8;t1++)
8005cf0: 2300 movs r3, #0
8005cf2: f887 305d strb.w r3, [r7, #93] ; 0x5d
8005cf6: e033 b.n 8005d60 <Show_Font+0xe8>
{
if(temp&0x80){LCD_set_dot(x,y,color);}else{if(bg!=color){LCD_set_dot(x,y,bg);}}
8005cf8: f997 305f ldrsb.w r3, [r7, #95] ; 0x5f
8005cfc: 2b00 cmp r3, #0
8005cfe: da07 bge.n 8005d10 <Show_Font+0x98>
8005d00: f8b7 206c ldrh.w r2, [r7, #108] ; 0x6c
8005d04: 89b9 ldrh r1, [r7, #12]
8005d06: 89fb ldrh r3, [r7, #14]
8005d08: 4618 mov r0, r3
8005d0a: f7ff fe8f bl 8005a2c <LCD_set_dot>
8005d0e: e00c b.n 8005d2a <Show_Font+0xb2>
8005d10: f8b7 2068 ldrh.w r2, [r7, #104] ; 0x68
8005d14: f8b7 306c ldrh.w r3, [r7, #108] ; 0x6c
8005d18: 429a cmp r2, r3
8005d1a: d006 beq.n 8005d2a <Show_Font+0xb2>
8005d1c: f8b7 2068 ldrh.w r2, [r7, #104] ; 0x68
8005d20: 89b9 ldrh r1, [r7, #12]
8005d22: 89fb ldrh r3, [r7, #14]
8005d24: 4618 mov r0, r3
8005d26: f7ff fe81 bl 8005a2c <LCD_set_dot>
temp<<=1;
8005d2a: f897 305f ldrb.w r3, [r7, #95] ; 0x5f
8005d2e: 005b lsls r3, r3, #1
8005d30: f887 305f strb.w r3, [r7, #95] ; 0x5f
y++;
8005d34: 89bb ldrh r3, [r7, #12]
8005d36: 3301 adds r3, #1
8005d38: 81bb strh r3, [r7, #12]
if((y-y0)==size)
8005d3a: 89ba ldrh r2, [r7, #12]
8005d3c: f8b7 305a ldrh.w r3, [r7, #90] ; 0x5a
8005d40: 1ad2 subs r2, r2, r3
8005d42: 79fb ldrb r3, [r7, #7]
8005d44: 429a cmp r2, r3
8005d46: d106 bne.n 8005d56 <Show_Font+0xde>
{
y=y0;
8005d48: f8b7 305a ldrh.w r3, [r7, #90] ; 0x5a
8005d4c: 81bb strh r3, [r7, #12]
x++;
8005d4e: 89fb ldrh r3, [r7, #14]
8005d50: 3301 adds r3, #1
8005d52: 81fb strh r3, [r7, #14]
break;
8005d54: e008 b.n 8005d68 <Show_Font+0xf0>
for(t1=0;t1<8;t1++)
8005d56: f897 305d ldrb.w r3, [r7, #93] ; 0x5d
8005d5a: 3301 adds r3, #1
8005d5c: f887 305d strb.w r3, [r7, #93] ; 0x5d
8005d60: f897 305d ldrb.w r3, [r7, #93] ; 0x5d
8005d64: 2b07 cmp r3, #7
8005d66: d9c7 bls.n 8005cf8 <Show_Font+0x80>
for(t=0;t<csize;t++)
8005d68: f897 305e ldrb.w r3, [r7, #94] ; 0x5e
8005d6c: 3301 adds r3, #1
8005d6e: f887 305e strb.w r3, [r7, #94] ; 0x5e
8005d72: f897 205e ldrb.w r2, [r7, #94] ; 0x5e
8005d76: f897 3059 ldrb.w r3, [r7, #89] ; 0x59
8005d7a: 429a cmp r2, r3
8005d7c: d3af bcc.n 8005cde <Show_Font+0x66>
8005d7e: e000 b.n 8005d82 <Show_Font+0x10a>
if(size!=12&&size!=16)return; //��֧�ֵ�size
8005d80: bf00 nop
}
}
}
}
8005d82: 3760 adds r7, #96 ; 0x60
8005d84: 46bd mov sp, r7
8005d86: bd80 pop {r7, pc}
08005d88 <LCD_ShowChar>:
//num:Ҫ��ʾ���ַ�:" "--->"~"
//size:������С 12/16
//mode:���ӷ�ʽ(1)���Ƿǵ��ӷ�ʽ(0)
void LCD_ShowChar(uint16_t x,uint16_t y,uint8_t num,uint8_t size,uint16_t bg,uint16_t color)
{
8005d88: b590 push {r4, r7, lr}
8005d8a: b085 sub sp, #20
8005d8c: af00 add r7, sp, #0
8005d8e: 4604 mov r4, r0
8005d90: 4608 mov r0, r1
8005d92: 4611 mov r1, r2
8005d94: 461a mov r2, r3
8005d96: 4623 mov r3, r4
8005d98: 80fb strh r3, [r7, #6]
8005d9a: 4603 mov r3, r0
8005d9c: 80bb strh r3, [r7, #4]
8005d9e: 460b mov r3, r1
8005da0: 70fb strb r3, [r7, #3]
8005da2: 4613 mov r3, r2
8005da4: 70bb strb r3, [r7, #2]
uint8_t temp,t1,t;
uint16_t y0=y;
8005da6: 88bb ldrh r3, [r7, #4]
8005da8: 817b strh r3, [r7, #10]
//����
num=num-' ';//�õ�ƫ�ƺ���ֵ
8005daa: 78fb ldrb r3, [r7, #3]
8005dac: 3b20 subs r3, #32
8005dae: 70fb strb r3, [r7, #3]
for(t=0;t<size;t++)
8005db0: 2300 movs r3, #0
8005db2: 737b strb r3, [r7, #13]
8005db4: e055 b.n 8005e62 <LCD_ShowChar+0xda>
{
if(size==12){temp=asc2_1206[num][t];} //����1206����
8005db6: 78bb ldrb r3, [r7, #2]
8005db8: 2b0c cmp r3, #12
8005dba: d10b bne.n 8005dd4 <LCD_ShowChar+0x4c>
8005dbc: 78fa ldrb r2, [r7, #3]
8005dbe: 7b79 ldrb r1, [r7, #13]
8005dc0: 482c ldr r0, [pc, #176] ; (8005e74 <LCD_ShowChar+0xec>)
8005dc2: 4613 mov r3, r2
8005dc4: 005b lsls r3, r3, #1
8005dc6: 4413 add r3, r2
8005dc8: 009b lsls r3, r3, #2
8005dca: 4403 add r3, r0
8005dcc: 440b add r3, r1
8005dce: 781b ldrb r3, [r3, #0]
8005dd0: 73fb strb r3, [r7, #15]
8005dd2: e007 b.n 8005de4 <LCD_ShowChar+0x5c>
else{ temp=asc2_1608[num][t]; } //����1608����
8005dd4: 78fa ldrb r2, [r7, #3]
8005dd6: 7b7b ldrb r3, [r7, #13]
8005dd8: 4927 ldr r1, [pc, #156] ; (8005e78 <LCD_ShowChar+0xf0>)
8005dda: 0112 lsls r2, r2, #4
8005ddc: 440a add r2, r1
8005dde: 4413 add r3, r2
8005de0: 781b ldrb r3, [r3, #0]
8005de2: 73fb strb r3, [r7, #15]
for(t1=0;t1<8;t1++)
8005de4: 2300 movs r3, #0
8005de6: 73bb strb r3, [r7, #14]
8005de8: e033 b.n 8005e52 <LCD_ShowChar+0xca>
{
if(temp&0x80){LCD_set_dot(x,y,color);}else{if(bg!=color){LCD_set_dot(x,y,bg);}}
8005dea: f997 300f ldrsb.w r3, [r7, #15]
8005dee: 2b00 cmp r3, #0
8005df0: da06 bge.n 8005e00 <LCD_ShowChar+0x78>
8005df2: 8cba ldrh r2, [r7, #36] ; 0x24
8005df4: 88b9 ldrh r1, [r7, #4]
8005df6: 88fb ldrh r3, [r7, #6]
8005df8: 4618 mov r0, r3
8005dfa: f7ff fe17 bl 8005a2c <LCD_set_dot>
8005dfe: e009 b.n 8005e14 <LCD_ShowChar+0x8c>
8005e00: 8c3a ldrh r2, [r7, #32]
8005e02: 8cbb ldrh r3, [r7, #36] ; 0x24
8005e04: 429a cmp r2, r3
8005e06: d005 beq.n 8005e14 <LCD_ShowChar+0x8c>
8005e08: 8c3a ldrh r2, [r7, #32]
8005e0a: 88b9 ldrh r1, [r7, #4]
8005e0c: 88fb ldrh r3, [r7, #6]
8005e0e: 4618 mov r0, r3
8005e10: f7ff fe0c bl 8005a2c <LCD_set_dot>
temp<<=1;
8005e14: 7bfb ldrb r3, [r7, #15]
8005e16: 005b lsls r3, r3, #1
8005e18: 73fb strb r3, [r7, #15]
y++;
8005e1a: 88bb ldrh r3, [r7, #4]
8005e1c: 3301 adds r3, #1
8005e1e: 80bb strh r3, [r7, #4]
if(x>=lcddev.width){return;}//��������
8005e20: 4b16 ldr r3, [pc, #88] ; (8005e7c <LCD_ShowChar+0xf4>)
8005e22: 881b ldrh r3, [r3, #0]
8005e24: 88fa ldrh r2, [r7, #6]
8005e26: 429a cmp r2, r3
8005e28: d220 bcs.n 8005e6c <LCD_ShowChar+0xe4>
if((y-y0)==size)
8005e2a: 88ba ldrh r2, [r7, #4]
8005e2c: 897b ldrh r3, [r7, #10]
8005e2e: 1ad2 subs r2, r2, r3
8005e30: 78bb ldrb r3, [r7, #2]
8005e32: 429a cmp r2, r3
8005e34: d10a bne.n 8005e4c <LCD_ShowChar+0xc4>
{
y=y0;
8005e36: 897b ldrh r3, [r7, #10]
8005e38: 80bb strh r3, [r7, #4]
x++;
8005e3a: 88fb ldrh r3, [r7, #6]
8005e3c: 3301 adds r3, #1
8005e3e: 80fb strh r3, [r7, #6]
if(x>=lcddev.width){return;}//��������
8005e40: 4b0e ldr r3, [pc, #56] ; (8005e7c <LCD_ShowChar+0xf4>)
8005e42: 881b ldrh r3, [r3, #0]
8005e44: 88fa ldrh r2, [r7, #6]
8005e46: 429a cmp r2, r3
8005e48: d307 bcc.n 8005e5a <LCD_ShowChar+0xd2>
8005e4a: e010 b.n 8005e6e <LCD_ShowChar+0xe6>
for(t1=0;t1<8;t1++)
8005e4c: 7bbb ldrb r3, [r7, #14]
8005e4e: 3301 adds r3, #1
8005e50: 73bb strb r3, [r7, #14]
8005e52: 7bbb ldrb r3, [r7, #14]
8005e54: 2b07 cmp r3, #7
8005e56: d9c8 bls.n 8005dea <LCD_ShowChar+0x62>
8005e58: e000 b.n 8005e5c <LCD_ShowChar+0xd4>
break;
8005e5a: bf00 nop
for(t=0;t<size;t++)
8005e5c: 7b7b ldrb r3, [r7, #13]
8005e5e: 3301 adds r3, #1
8005e60: 737b strb r3, [r7, #13]
8005e62: 7b7a ldrb r2, [r7, #13]
8005e64: 78bb ldrb r3, [r7, #2]
8005e66: 429a cmp r2, r3
8005e68: d3a5 bcc.n 8005db6 <LCD_ShowChar+0x2e>
8005e6a: e000 b.n 8005e6e <LCD_ShowChar+0xe6>
if(x>=lcddev.width){return;}//��������
8005e6c: bf00 nop
}
}
}
8005e6e: 3714 adds r7, #20
8005e70: 46bd mov sp, r7
8005e72: bd90 pop {r4, r7, pc}
8005e74: 0800694c .word 0x0800694c
8005e78: 08006dc0 .word 0x08006dc0
8005e7c: 20000820 .word 0x20000820
08005e80 <LCD_ShowString>:
//width,height:������С
//size:������С
//*p:�ַ�����ʼ��ַ
void LCD_ShowString(uint16_t x,uint16_t y,uint8_t *p,uint8_t size,uint16_t bg,uint16_t color,uint16_t len)
{
8005e80: b590 push {r4, r7, lr}
8005e82: b087 sub sp, #28
8005e84: af02 add r7, sp, #8
8005e86: 60ba str r2, [r7, #8]
8005e88: 461a mov r2, r3
8005e8a: 4603 mov r3, r0
8005e8c: 81fb strh r3, [r7, #14]
8005e8e: 460b mov r3, r1
8005e90: 81bb strh r3, [r7, #12]
8005e92: 4613 mov r3, r2
8005e94: 71fb strb r3, [r7, #7]
while(len--)
8005e96: e052 b.n 8005f3e <LCD_ShowString+0xbe>
{
if(x>=lcddev.width)
8005e98: 4b2e ldr r3, [pc, #184] ; (8005f54 <LCD_ShowString+0xd4>)
8005e9a: 881b ldrh r3, [r3, #0]
8005e9c: 89fa ldrh r2, [r7, #14]
8005e9e: 429a cmp r2, r3
8005ea0: d306 bcc.n 8005eb0 <LCD_ShowString+0x30>
{
x=0;
8005ea2: 2300 movs r3, #0
8005ea4: 81fb strh r3, [r7, #14]
y+=size;
8005ea6: 79fb ldrb r3, [r7, #7]
8005ea8: b29a uxth r2, r3
8005eaa: 89bb ldrh r3, [r7, #12]
8005eac: 4413 add r3, r2
8005eae: 81bb strh r3, [r7, #12]
}
if(*p=='\0')
8005eb0: 68bb ldr r3, [r7, #8]
8005eb2: 781b ldrb r3, [r3, #0]
8005eb4: 2b00 cmp r3, #0
8005eb6: d048 beq.n 8005f4a <LCD_ShowString+0xca>
{
return;
}
if(*p=='\r')
8005eb8: 68bb ldr r3, [r7, #8]
8005eba: 781b ldrb r3, [r3, #0]
8005ebc: 2b0d cmp r3, #13
8005ebe: d102 bne.n 8005ec6 <LCD_ShowString+0x46>
{
p++;
8005ec0: 68bb ldr r3, [r7, #8]
8005ec2: 3301 adds r3, #1
8005ec4: 60bb str r3, [r7, #8]
}
if(*p=='\n')
8005ec6: 68bb ldr r3, [r7, #8]
8005ec8: 781b ldrb r3, [r3, #0]
8005eca: 2b0a cmp r3, #10
8005ecc: d109 bne.n 8005ee2 <LCD_ShowString+0x62>
{
x=0;
8005ece: 2300 movs r3, #0
8005ed0: 81fb strh r3, [r7, #14]
y+=size;
8005ed2: 79fb ldrb r3, [r7, #7]
8005ed4: b29a uxth r2, r3
8005ed6: 89bb ldrh r3, [r7, #12]
8005ed8: 4413 add r3, r2
8005eda: 81bb strh r3, [r7, #12]
p++;
8005edc: 68bb ldr r3, [r7, #8]
8005ede: 3301 adds r3, #1
8005ee0: 60bb str r3, [r7, #8]
}
if(*p<127)
8005ee2: 68bb ldr r3, [r7, #8]
8005ee4: 781b ldrb r3, [r3, #0]
8005ee6: 2b7e cmp r3, #126 ; 0x7e
8005ee8: d813 bhi.n 8005f12 <LCD_ShowString+0x92>
{
LCD_ShowChar(x,y,*p,size,bg,color);
8005eea: 68bb ldr r3, [r7, #8]
8005eec: 781a ldrb r2, [r3, #0]
8005eee: 79fc ldrb r4, [r7, #7]
8005ef0: 89b9 ldrh r1, [r7, #12]
8005ef2: 89f8 ldrh r0, [r7, #14]
8005ef4: 8cbb ldrh r3, [r7, #36] ; 0x24
8005ef6: 9301 str r3, [sp, #4]
8005ef8: 8c3b ldrh r3, [r7, #32]
8005efa: 9300 str r3, [sp, #0]
8005efc: 4623 mov r3, r4
8005efe: f7ff ff43 bl 8005d88 <LCD_ShowChar>
x+=(size/2);
8005f02: 79fb ldrb r3, [r7, #7]
8005f04: 085b lsrs r3, r3, #1
8005f06: b2db uxtb r3, r3
8005f08: b29a uxth r2, r3
8005f0a: 89fb ldrh r3, [r7, #14]
8005f0c: 4413 add r3, r2
8005f0e: 81fb strh r3, [r7, #14]
8005f10: e012 b.n 8005f38 <LCD_ShowString+0xb8>
}else
{
Show_Font(x,y,p,size,bg,color);
8005f12: 79fa ldrb r2, [r7, #7]
8005f14: 89b9 ldrh r1, [r7, #12]
8005f16: 89f8 ldrh r0, [r7, #14]
8005f18: 8cbb ldrh r3, [r7, #36] ; 0x24
8005f1a: 9301 str r3, [sp, #4]
8005f1c: 8c3b ldrh r3, [r7, #32]
8005f1e: 9300 str r3, [sp, #0]
8005f20: 4613 mov r3, r2
8005f22: 68ba ldr r2, [r7, #8]
8005f24: f7ff fea8 bl 8005c78 <Show_Font>
p++;
8005f28: 68bb ldr r3, [r7, #8]
8005f2a: 3301 adds r3, #1
8005f2c: 60bb str r3, [r7, #8]
x+=size;
8005f2e: 79fb ldrb r3, [r7, #7]
8005f30: b29a uxth r2, r3
8005f32: 89fb ldrh r3, [r7, #14]
8005f34: 4413 add r3, r2
8005f36: 81fb strh r3, [r7, #14]
}
p++;
8005f38: 68bb ldr r3, [r7, #8]
8005f3a: 3301 adds r3, #1
8005f3c: 60bb str r3, [r7, #8]
while(len--)
8005f3e: 8d3b ldrh r3, [r7, #40] ; 0x28
8005f40: 1e5a subs r2, r3, #1
8005f42: 853a strh r2, [r7, #40] ; 0x28
8005f44: 2b00 cmp r3, #0
8005f46: d1a7 bne.n 8005e98 <LCD_ShowString+0x18>
8005f48: e000 b.n 8005f4c <LCD_ShowString+0xcc>
return;
8005f4a: bf00 nop
}
}
8005f4c: 3714 adds r7, #20
8005f4e: 46bd mov sp, r7
8005f50: bd90 pop {r4, r7, pc}
8005f52: bf00 nop
8005f54: 20000820 .word 0x20000820
08005f58 <__errno>:
8005f58: 4b01 ldr r3, [pc, #4] ; (8005f60 <__errno+0x8>)
8005f5a: 6818 ldr r0, [r3, #0]
8005f5c: 4770 bx lr
8005f5e: bf00 nop
8005f60: 20000024 .word 0x20000024
08005f64 <__libc_init_array>:
8005f64: b570 push {r4, r5, r6, lr}
8005f66: 2600 movs r6, #0
8005f68: 4d0c ldr r5, [pc, #48] ; (8005f9c <__libc_init_array+0x38>)
8005f6a: 4c0d ldr r4, [pc, #52] ; (8005fa0 <__libc_init_array+0x3c>)
8005f6c: 1b64 subs r4, r4, r5
8005f6e: 10a4 asrs r4, r4, #2
8005f70: 42a6 cmp r6, r4
8005f72: d109 bne.n 8005f88 <__libc_init_array+0x24>
8005f74: f000 fc5c bl 8006830 <_init>
8005f78: 2600 movs r6, #0
8005f7a: 4d0a ldr r5, [pc, #40] ; (8005fa4 <__libc_init_array+0x40>)
8005f7c: 4c0a ldr r4, [pc, #40] ; (8005fa8 <__libc_init_array+0x44>)
8005f7e: 1b64 subs r4, r4, r5
8005f80: 10a4 asrs r4, r4, #2
8005f82: 42a6 cmp r6, r4
8005f84: d105 bne.n 8005f92 <__libc_init_array+0x2e>
8005f86: bd70 pop {r4, r5, r6, pc}
8005f88: f855 3b04 ldr.w r3, [r5], #4
8005f8c: 4798 blx r3
8005f8e: 3601 adds r6, #1
8005f90: e7ee b.n 8005f70 <__libc_init_array+0xc>
8005f92: f855 3b04 ldr.w r3, [r5], #4
8005f96: 4798 blx r3
8005f98: 3601 adds r6, #1
8005f9a: e7f2 b.n 8005f82 <__libc_init_array+0x1e>
8005f9c: 080073e4 .word 0x080073e4
8005fa0: 080073e4 .word 0x080073e4
8005fa4: 080073e4 .word 0x080073e4
8005fa8: 080073e8 .word 0x080073e8
08005fac <memset>:
8005fac: 4603 mov r3, r0
8005fae: 4402 add r2, r0
8005fb0: 4293 cmp r3, r2
8005fb2: d100 bne.n 8005fb6 <memset+0xa>
8005fb4: 4770 bx lr
8005fb6: f803 1b01 strb.w r1, [r3], #1
8005fba: e7f9 b.n 8005fb0 <memset+0x4>
08005fbc <siprintf>:
8005fbc: b40e push {r1, r2, r3}
8005fbe: f06f 4100 mvn.w r1, #2147483648 ; 0x80000000
8005fc2: b500 push {lr}
8005fc4: b09c sub sp, #112 ; 0x70
8005fc6: ab1d add r3, sp, #116 ; 0x74
8005fc8: 9002 str r0, [sp, #8]
8005fca: 9006 str r0, [sp, #24]
8005fcc: 9107 str r1, [sp, #28]
8005fce: 9104 str r1, [sp, #16]
8005fd0: 4808 ldr r0, [pc, #32] ; (8005ff4 <siprintf+0x38>)
8005fd2: 4909 ldr r1, [pc, #36] ; (8005ff8 <siprintf+0x3c>)
8005fd4: f853 2b04 ldr.w r2, [r3], #4
8005fd8: 9105 str r1, [sp, #20]
8005fda: 6800 ldr r0, [r0, #0]
8005fdc: a902 add r1, sp, #8
8005fde: 9301 str r3, [sp, #4]
8005fe0: f000 f868 bl 80060b4 <_svfiprintf_r>
8005fe4: 2200 movs r2, #0
8005fe6: 9b02 ldr r3, [sp, #8]
8005fe8: 701a strb r2, [r3, #0]
8005fea: b01c add sp, #112 ; 0x70
8005fec: f85d eb04 ldr.w lr, [sp], #4
8005ff0: b003 add sp, #12
8005ff2: 4770 bx lr
8005ff4: 20000024 .word 0x20000024
8005ff8: ffff0208 .word 0xffff0208
08005ffc <__ssputs_r>:
8005ffc: e92d 47f0 stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, lr}
8006000: 688e ldr r6, [r1, #8]
8006002: 4682 mov sl, r0
8006004: 429e cmp r6, r3
8006006: 460c mov r4, r1
8006008: 4690 mov r8, r2
800600a: 461f mov r7, r3
800600c: d838 bhi.n 8006080 <__ssputs_r+0x84>
800600e: 898a ldrh r2, [r1, #12]
8006010: f412 6f90 tst.w r2, #1152 ; 0x480
8006014: d032 beq.n 800607c <__ssputs_r+0x80>
8006016: 6825 ldr r5, [r4, #0]
8006018: 6909 ldr r1, [r1, #16]
800601a: 3301 adds r3, #1
800601c: eba5 0901 sub.w r9, r5, r1
8006020: 6965 ldr r5, [r4, #20]
8006022: 444b add r3, r9
8006024: eb05 0545 add.w r5, r5, r5, lsl #1
8006028: eb05 75d5 add.w r5, r5, r5, lsr #31
800602c: 106d asrs r5, r5, #1
800602e: 429d cmp r5, r3
8006030: bf38 it cc
8006032: 461d movcc r5, r3
8006034: 0553 lsls r3, r2, #21
8006036: d531 bpl.n 800609c <__ssputs_r+0xa0>
8006038: 4629 mov r1, r5
800603a: f000 fb53 bl 80066e4 <_malloc_r>
800603e: 4606 mov r6, r0
8006040: b950 cbnz r0, 8006058 <__ssputs_r+0x5c>
8006042: 230c movs r3, #12
8006044: f04f 30ff mov.w r0, #4294967295
8006048: f8ca 3000 str.w r3, [sl]
800604c: 89a3 ldrh r3, [r4, #12]
800604e: f043 0340 orr.w r3, r3, #64 ; 0x40
8006052: 81a3 strh r3, [r4, #12]
8006054: e8bd 87f0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, pc}
8006058: 464a mov r2, r9
800605a: 6921 ldr r1, [r4, #16]
800605c: f000 face bl 80065fc <memcpy>
8006060: 89a3 ldrh r3, [r4, #12]
8006062: f423 6390 bic.w r3, r3, #1152 ; 0x480
8006066: f043 0380 orr.w r3, r3, #128 ; 0x80
800606a: 81a3 strh r3, [r4, #12]
800606c: 6126 str r6, [r4, #16]
800606e: 444e add r6, r9
8006070: 6026 str r6, [r4, #0]
8006072: 463e mov r6, r7
8006074: 6165 str r5, [r4, #20]
8006076: eba5 0509 sub.w r5, r5, r9
800607a: 60a5 str r5, [r4, #8]
800607c: 42be cmp r6, r7
800607e: d900 bls.n 8006082 <__ssputs_r+0x86>
8006080: 463e mov r6, r7
8006082: 4632 mov r2, r6
8006084: 4641 mov r1, r8
8006086: 6820 ldr r0, [r4, #0]
8006088: f000 fac6 bl 8006618 <memmove>
800608c: 68a3 ldr r3, [r4, #8]
800608e: 6822 ldr r2, [r4, #0]
8006090: 1b9b subs r3, r3, r6
8006092: 4432 add r2, r6
8006094: 2000 movs r0, #0
8006096: 60a3 str r3, [r4, #8]
8006098: 6022 str r2, [r4, #0]
800609a: e7db b.n 8006054 <__ssputs_r+0x58>
800609c: 462a mov r2, r5
800609e: f000 fb7b bl 8006798 <_realloc_r>
80060a2: 4606 mov r6, r0
80060a4: 2800 cmp r0, #0
80060a6: d1e1 bne.n 800606c <__ssputs_r+0x70>
80060a8: 4650 mov r0, sl
80060aa: 6921 ldr r1, [r4, #16]
80060ac: f000 face bl 800664c <_free_r>
80060b0: e7c7 b.n 8006042 <__ssputs_r+0x46>
...
080060b4 <_svfiprintf_r>:
80060b4: e92d 4ff0 stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr}
80060b8: 4698 mov r8, r3
80060ba: 898b ldrh r3, [r1, #12]
80060bc: 4607 mov r7, r0
80060be: 061b lsls r3, r3, #24
80060c0: 460d mov r5, r1
80060c2: 4614 mov r4, r2
80060c4: b09d sub sp, #116 ; 0x74
80060c6: d50e bpl.n 80060e6 <_svfiprintf_r+0x32>
80060c8: 690b ldr r3, [r1, #16]
80060ca: b963 cbnz r3, 80060e6 <_svfiprintf_r+0x32>
80060cc: 2140 movs r1, #64 ; 0x40
80060ce: f000 fb09 bl 80066e4 <_malloc_r>
80060d2: 6028 str r0, [r5, #0]
80060d4: 6128 str r0, [r5, #16]
80060d6: b920 cbnz r0, 80060e2 <_svfiprintf_r+0x2e>
80060d8: 230c movs r3, #12
80060da: 603b str r3, [r7, #0]
80060dc: f04f 30ff mov.w r0, #4294967295
80060e0: e0d1 b.n 8006286 <_svfiprintf_r+0x1d2>
80060e2: 2340 movs r3, #64 ; 0x40
80060e4: 616b str r3, [r5, #20]
80060e6: 2300 movs r3, #0
80060e8: 9309 str r3, [sp, #36] ; 0x24
80060ea: 2320 movs r3, #32
80060ec: f88d 3029 strb.w r3, [sp, #41] ; 0x29
80060f0: 2330 movs r3, #48 ; 0x30
80060f2: f04f 0901 mov.w r9, #1
80060f6: f8cd 800c str.w r8, [sp, #12]
80060fa: f8df 81a4 ldr.w r8, [pc, #420] ; 80062a0 <_svfiprintf_r+0x1ec>
80060fe: f88d 302a strb.w r3, [sp, #42] ; 0x2a
8006102: 4623 mov r3, r4
8006104: 469a mov sl, r3
8006106: f813 2b01 ldrb.w r2, [r3], #1
800610a: b10a cbz r2, 8006110 <_svfiprintf_r+0x5c>
800610c: 2a25 cmp r2, #37 ; 0x25
800610e: d1f9 bne.n 8006104 <_svfiprintf_r+0x50>
8006110: ebba 0b04 subs.w fp, sl, r4
8006114: d00b beq.n 800612e <_svfiprintf_r+0x7a>
8006116: 465b mov r3, fp
8006118: 4622 mov r2, r4
800611a: 4629 mov r1, r5
800611c: 4638 mov r0, r7
800611e: f7ff ff6d bl 8005ffc <__ssputs_r>
8006122: 3001 adds r0, #1
8006124: f000 80aa beq.w 800627c <_svfiprintf_r+0x1c8>
8006128: 9a09 ldr r2, [sp, #36] ; 0x24
800612a: 445a add r2, fp
800612c: 9209 str r2, [sp, #36] ; 0x24
800612e: f89a 3000 ldrb.w r3, [sl]
8006132: 2b00 cmp r3, #0
8006134: f000 80a2 beq.w 800627c <_svfiprintf_r+0x1c8>
8006138: 2300 movs r3, #0
800613a: f04f 32ff mov.w r2, #4294967295
800613e: e9cd 2305 strd r2, r3, [sp, #20]
8006142: f10a 0a01 add.w sl, sl, #1
8006146: 9304 str r3, [sp, #16]
8006148: 9307 str r3, [sp, #28]
800614a: f88d 3053 strb.w r3, [sp, #83] ; 0x53
800614e: 931a str r3, [sp, #104] ; 0x68
8006150: 4654 mov r4, sl
8006152: 2205 movs r2, #5
8006154: f814 1b01 ldrb.w r1, [r4], #1
8006158: 4851 ldr r0, [pc, #324] ; (80062a0 <_svfiprintf_r+0x1ec>)
800615a: f000 fa41 bl 80065e0 <memchr>
800615e: 9a04 ldr r2, [sp, #16]
8006160: b9d8 cbnz r0, 800619a <_svfiprintf_r+0xe6>
8006162: 06d0 lsls r0, r2, #27
8006164: bf44 itt mi
8006166: 2320 movmi r3, #32
8006168: f88d 3053 strbmi.w r3, [sp, #83] ; 0x53
800616c: 0711 lsls r1, r2, #28
800616e: bf44 itt mi
8006170: 232b movmi r3, #43 ; 0x2b
8006172: f88d 3053 strbmi.w r3, [sp, #83] ; 0x53
8006176: f89a 3000 ldrb.w r3, [sl]
800617a: 2b2a cmp r3, #42 ; 0x2a
800617c: d015 beq.n 80061aa <_svfiprintf_r+0xf6>
800617e: 4654 mov r4, sl
8006180: 2000 movs r0, #0
8006182: f04f 0c0a mov.w ip, #10
8006186: 9a07 ldr r2, [sp, #28]
8006188: 4621 mov r1, r4
800618a: f811 3b01 ldrb.w r3, [r1], #1
800618e: 3b30 subs r3, #48 ; 0x30
8006190: 2b09 cmp r3, #9
8006192: d94e bls.n 8006232 <_svfiprintf_r+0x17e>
8006194: b1b0 cbz r0, 80061c4 <_svfiprintf_r+0x110>
8006196: 9207 str r2, [sp, #28]
8006198: e014 b.n 80061c4 <_svfiprintf_r+0x110>
800619a: eba0 0308 sub.w r3, r0, r8
800619e: fa09 f303 lsl.w r3, r9, r3
80061a2: 4313 orrs r3, r2
80061a4: 46a2 mov sl, r4
80061a6: 9304 str r3, [sp, #16]
80061a8: e7d2 b.n 8006150 <_svfiprintf_r+0x9c>
80061aa: 9b03 ldr r3, [sp, #12]
80061ac: 1d19 adds r1, r3, #4
80061ae: 681b ldr r3, [r3, #0]
80061b0: 9103 str r1, [sp, #12]
80061b2: 2b00 cmp r3, #0
80061b4: bfbb ittet lt
80061b6: 425b neglt r3, r3
80061b8: f042 0202 orrlt.w r2, r2, #2
80061bc: 9307 strge r3, [sp, #28]
80061be: 9307 strlt r3, [sp, #28]
80061c0: bfb8 it lt
80061c2: 9204 strlt r2, [sp, #16]
80061c4: 7823 ldrb r3, [r4, #0]
80061c6: 2b2e cmp r3, #46 ; 0x2e
80061c8: d10c bne.n 80061e4 <_svfiprintf_r+0x130>
80061ca: 7863 ldrb r3, [r4, #1]
80061cc: 2b2a cmp r3, #42 ; 0x2a
80061ce: d135 bne.n 800623c <_svfiprintf_r+0x188>
80061d0: 9b03 ldr r3, [sp, #12]
80061d2: 3402 adds r4, #2
80061d4: 1d1a adds r2, r3, #4
80061d6: 681b ldr r3, [r3, #0]
80061d8: 9203 str r2, [sp, #12]
80061da: 2b00 cmp r3, #0
80061dc: bfb8 it lt
80061de: f04f 33ff movlt.w r3, #4294967295
80061e2: 9305 str r3, [sp, #20]
80061e4: f8df a0c8 ldr.w sl, [pc, #200] ; 80062b0 <_svfiprintf_r+0x1fc>
80061e8: 2203 movs r2, #3
80061ea: 4650 mov r0, sl
80061ec: 7821 ldrb r1, [r4, #0]
80061ee: f000 f9f7 bl 80065e0 <memchr>
80061f2: b140 cbz r0, 8006206 <_svfiprintf_r+0x152>
80061f4: 2340 movs r3, #64 ; 0x40
80061f6: eba0 000a sub.w r0, r0, sl
80061fa: fa03 f000 lsl.w r0, r3, r0
80061fe: 9b04 ldr r3, [sp, #16]
8006200: 3401 adds r4, #1
8006202: 4303 orrs r3, r0
8006204: 9304 str r3, [sp, #16]
8006206: f814 1b01 ldrb.w r1, [r4], #1
800620a: 2206 movs r2, #6
800620c: 4825 ldr r0, [pc, #148] ; (80062a4 <_svfiprintf_r+0x1f0>)
800620e: f88d 1028 strb.w r1, [sp, #40] ; 0x28
8006212: f000 f9e5 bl 80065e0 <memchr>
8006216: 2800 cmp r0, #0
8006218: d038 beq.n 800628c <_svfiprintf_r+0x1d8>
800621a: 4b23 ldr r3, [pc, #140] ; (80062a8 <_svfiprintf_r+0x1f4>)
800621c: bb1b cbnz r3, 8006266 <_svfiprintf_r+0x1b2>
800621e: 9b03 ldr r3, [sp, #12]
8006220: 3307 adds r3, #7
8006222: f023 0307 bic.w r3, r3, #7
8006226: 3308 adds r3, #8
8006228: 9303 str r3, [sp, #12]
800622a: 9b09 ldr r3, [sp, #36] ; 0x24
800622c: 4433 add r3, r6
800622e: 9309 str r3, [sp, #36] ; 0x24
8006230: e767 b.n 8006102 <_svfiprintf_r+0x4e>
8006232: 460c mov r4, r1
8006234: 2001 movs r0, #1
8006236: fb0c 3202 mla r2, ip, r2, r3
800623a: e7a5 b.n 8006188 <_svfiprintf_r+0xd4>
800623c: 2300 movs r3, #0
800623e: f04f 0c0a mov.w ip, #10
8006242: 4619 mov r1, r3
8006244: 3401 adds r4, #1
8006246: 9305 str r3, [sp, #20]
8006248: 4620 mov r0, r4
800624a: f810 2b01 ldrb.w r2, [r0], #1
800624e: 3a30 subs r2, #48 ; 0x30
8006250: 2a09 cmp r2, #9
8006252: d903 bls.n 800625c <_svfiprintf_r+0x1a8>
8006254: 2b00 cmp r3, #0
8006256: d0c5 beq.n 80061e4 <_svfiprintf_r+0x130>
8006258: 9105 str r1, [sp, #20]
800625a: e7c3 b.n 80061e4 <_svfiprintf_r+0x130>
800625c: 4604 mov r4, r0
800625e: 2301 movs r3, #1
8006260: fb0c 2101 mla r1, ip, r1, r2
8006264: e7f0 b.n 8006248 <_svfiprintf_r+0x194>
8006266: ab03 add r3, sp, #12
8006268: 9300 str r3, [sp, #0]
800626a: 462a mov r2, r5
800626c: 4638 mov r0, r7
800626e: 4b0f ldr r3, [pc, #60] ; (80062ac <_svfiprintf_r+0x1f8>)
8006270: a904 add r1, sp, #16
8006272: f3af 8000 nop.w
8006276: 1c42 adds r2, r0, #1
8006278: 4606 mov r6, r0
800627a: d1d6 bne.n 800622a <_svfiprintf_r+0x176>
800627c: 89ab ldrh r3, [r5, #12]
800627e: 065b lsls r3, r3, #25
8006280: f53f af2c bmi.w 80060dc <_svfiprintf_r+0x28>
8006284: 9809 ldr r0, [sp, #36] ; 0x24
8006286: b01d add sp, #116 ; 0x74
8006288: e8bd 8ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, pc}
800628c: ab03 add r3, sp, #12
800628e: 9300 str r3, [sp, #0]
8006290: 462a mov r2, r5
8006292: 4638 mov r0, r7
8006294: 4b05 ldr r3, [pc, #20] ; (80062ac <_svfiprintf_r+0x1f8>)
8006296: a904 add r1, sp, #16
8006298: f000 f87c bl 8006394 <_printf_i>
800629c: e7eb b.n 8006276 <_svfiprintf_r+0x1c2>
800629e: bf00 nop
80062a0: 080073b0 .word 0x080073b0
80062a4: 080073ba .word 0x080073ba
80062a8: 00000000 .word 0x00000000
80062ac: 08005ffd .word 0x08005ffd
80062b0: 080073b6 .word 0x080073b6
080062b4 <_printf_common>:
80062b4: e92d 47f0 stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, lr}
80062b8: 4616 mov r6, r2
80062ba: 4699 mov r9, r3
80062bc: 688a ldr r2, [r1, #8]
80062be: 690b ldr r3, [r1, #16]
80062c0: 4607 mov r7, r0
80062c2: 4293 cmp r3, r2
80062c4: bfb8 it lt
80062c6: 4613 movlt r3, r2
80062c8: 6033 str r3, [r6, #0]
80062ca: f891 2043 ldrb.w r2, [r1, #67] ; 0x43
80062ce: 460c mov r4, r1
80062d0: f8dd 8020 ldr.w r8, [sp, #32]
80062d4: b10a cbz r2, 80062da <_printf_common+0x26>
80062d6: 3301 adds r3, #1
80062d8: 6033 str r3, [r6, #0]
80062da: 6823 ldr r3, [r4, #0]
80062dc: 0699 lsls r1, r3, #26
80062de: bf42 ittt mi
80062e0: 6833 ldrmi r3, [r6, #0]
80062e2: 3302 addmi r3, #2
80062e4: 6033 strmi r3, [r6, #0]
80062e6: 6825 ldr r5, [r4, #0]
80062e8: f015 0506 ands.w r5, r5, #6
80062ec: d106 bne.n 80062fc <_printf_common+0x48>
80062ee: f104 0a19 add.w sl, r4, #25
80062f2: 68e3 ldr r3, [r4, #12]
80062f4: 6832 ldr r2, [r6, #0]
80062f6: 1a9b subs r3, r3, r2
80062f8: 42ab cmp r3, r5
80062fa: dc28 bgt.n 800634e <_printf_common+0x9a>
80062fc: f894 2043 ldrb.w r2, [r4, #67] ; 0x43
8006300: 1e13 subs r3, r2, #0
8006302: 6822 ldr r2, [r4, #0]
8006304: bf18 it ne
8006306: 2301 movne r3, #1
8006308: 0692 lsls r2, r2, #26
800630a: d42d bmi.n 8006368 <_printf_common+0xb4>
800630c: 4649 mov r1, r9
800630e: 4638 mov r0, r7
8006310: f104 0243 add.w r2, r4, #67 ; 0x43
8006314: 47c0 blx r8
8006316: 3001 adds r0, #1
8006318: d020 beq.n 800635c <_printf_common+0xa8>
800631a: 6823 ldr r3, [r4, #0]
800631c: 68e5 ldr r5, [r4, #12]
800631e: f003 0306 and.w r3, r3, #6
8006322: 2b04 cmp r3, #4
8006324: bf18 it ne
8006326: 2500 movne r5, #0
8006328: 6832 ldr r2, [r6, #0]
800632a: f04f 0600 mov.w r6, #0
800632e: 68a3 ldr r3, [r4, #8]
8006330: bf08 it eq
8006332: 1aad subeq r5, r5, r2
8006334: 6922 ldr r2, [r4, #16]
8006336: bf08 it eq
8006338: ea25 75e5 biceq.w r5, r5, r5, asr #31
800633c: 4293 cmp r3, r2
800633e: bfc4 itt gt
8006340: 1a9b subgt r3, r3, r2
8006342: 18ed addgt r5, r5, r3
8006344: 341a adds r4, #26
8006346: 42b5 cmp r5, r6
8006348: d11a bne.n 8006380 <_printf_common+0xcc>
800634a: 2000 movs r0, #0
800634c: e008 b.n 8006360 <_printf_common+0xac>
800634e: 2301 movs r3, #1
8006350: 4652 mov r2, sl
8006352: 4649 mov r1, r9
8006354: 4638 mov r0, r7
8006356: 47c0 blx r8
8006358: 3001 adds r0, #1
800635a: d103 bne.n 8006364 <_printf_common+0xb0>
800635c: f04f 30ff mov.w r0, #4294967295
8006360: e8bd 87f0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, pc}
8006364: 3501 adds r5, #1
8006366: e7c4 b.n 80062f2 <_printf_common+0x3e>
8006368: 2030 movs r0, #48 ; 0x30
800636a: 18e1 adds r1, r4, r3
800636c: f881 0043 strb.w r0, [r1, #67] ; 0x43
8006370: 1c5a adds r2, r3, #1
8006372: f894 1045 ldrb.w r1, [r4, #69] ; 0x45
8006376: 4422 add r2, r4
8006378: 3302 adds r3, #2
800637a: f882 1043 strb.w r1, [r2, #67] ; 0x43
800637e: e7c5 b.n 800630c <_printf_common+0x58>
8006380: 2301 movs r3, #1
8006382: 4622 mov r2, r4
8006384: 4649 mov r1, r9
8006386: 4638 mov r0, r7
8006388: 47c0 blx r8
800638a: 3001 adds r0, #1
800638c: d0e6 beq.n 800635c <_printf_common+0xa8>
800638e: 3601 adds r6, #1
8006390: e7d9 b.n 8006346 <_printf_common+0x92>
...
08006394 <_printf_i>:
8006394: e92d 47ff stmdb sp!, {r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, sl, lr}
8006398: 460c mov r4, r1
800639a: 7e27 ldrb r7, [r4, #24]
800639c: 4691 mov r9, r2
800639e: 2f78 cmp r7, #120 ; 0x78
80063a0: 4680 mov r8, r0
80063a2: 469a mov sl, r3
80063a4: 990c ldr r1, [sp, #48] ; 0x30
80063a6: f104 0243 add.w r2, r4, #67 ; 0x43
80063aa: d807 bhi.n 80063bc <_printf_i+0x28>
80063ac: 2f62 cmp r7, #98 ; 0x62
80063ae: d80a bhi.n 80063c6 <_printf_i+0x32>
80063b0: 2f00 cmp r7, #0
80063b2: f000 80d9 beq.w 8006568 <_printf_i+0x1d4>
80063b6: 2f58 cmp r7, #88 ; 0x58
80063b8: f000 80a4 beq.w 8006504 <_printf_i+0x170>
80063bc: f104 0642 add.w r6, r4, #66 ; 0x42
80063c0: f884 7042 strb.w r7, [r4, #66] ; 0x42
80063c4: e03a b.n 800643c <_printf_i+0xa8>
80063c6: f1a7 0363 sub.w r3, r7, #99 ; 0x63
80063ca: 2b15 cmp r3, #21
80063cc: d8f6 bhi.n 80063bc <_printf_i+0x28>
80063ce: a001 add r0, pc, #4 ; (adr r0, 80063d4 <_printf_i+0x40>)
80063d0: f850 f023 ldr.w pc, [r0, r3, lsl #2]
80063d4: 0800642d .word 0x0800642d
80063d8: 08006441 .word 0x08006441
80063dc: 080063bd .word 0x080063bd
80063e0: 080063bd .word 0x080063bd
80063e4: 080063bd .word 0x080063bd
80063e8: 080063bd .word 0x080063bd
80063ec: 08006441 .word 0x08006441
80063f0: 080063bd .word 0x080063bd
80063f4: 080063bd .word 0x080063bd
80063f8: 080063bd .word 0x080063bd
80063fc: 080063bd .word 0x080063bd
8006400: 0800654f .word 0x0800654f
8006404: 08006471 .word 0x08006471
8006408: 08006531 .word 0x08006531
800640c: 080063bd .word 0x080063bd
8006410: 080063bd .word 0x080063bd
8006414: 08006571 .word 0x08006571
8006418: 080063bd .word 0x080063bd
800641c: 08006471 .word 0x08006471
8006420: 080063bd .word 0x080063bd
8006424: 080063bd .word 0x080063bd
8006428: 08006539 .word 0x08006539
800642c: 680b ldr r3, [r1, #0]
800642e: f104 0642 add.w r6, r4, #66 ; 0x42
8006432: 1d1a adds r2, r3, #4
8006434: 681b ldr r3, [r3, #0]
8006436: 600a str r2, [r1, #0]
8006438: f884 3042 strb.w r3, [r4, #66] ; 0x42
800643c: 2301 movs r3, #1
800643e: e0a4 b.n 800658a <_printf_i+0x1f6>
8006440: 6825 ldr r5, [r4, #0]
8006442: 6808 ldr r0, [r1, #0]
8006444: 062e lsls r6, r5, #24
8006446: f100 0304 add.w r3, r0, #4
800644a: d50a bpl.n 8006462 <_printf_i+0xce>
800644c: 6805 ldr r5, [r0, #0]
800644e: 600b str r3, [r1, #0]
8006450: 2d00 cmp r5, #0
8006452: da03 bge.n 800645c <_printf_i+0xc8>
8006454: 232d movs r3, #45 ; 0x2d
8006456: 426d negs r5, r5
8006458: f884 3043 strb.w r3, [r4, #67] ; 0x43
800645c: 230a movs r3, #10
800645e: 485e ldr r0, [pc, #376] ; (80065d8 <_printf_i+0x244>)
8006460: e019 b.n 8006496 <_printf_i+0x102>
8006462: f015 0f40 tst.w r5, #64 ; 0x40
8006466: 6805 ldr r5, [r0, #0]
8006468: 600b str r3, [r1, #0]
800646a: bf18 it ne
800646c: b22d sxthne r5, r5
800646e: e7ef b.n 8006450 <_printf_i+0xbc>
8006470: 680b ldr r3, [r1, #0]
8006472: 6825 ldr r5, [r4, #0]
8006474: 1d18 adds r0, r3, #4
8006476: 6008 str r0, [r1, #0]
8006478: 0628 lsls r0, r5, #24
800647a: d501 bpl.n 8006480 <_printf_i+0xec>
800647c: 681d ldr r5, [r3, #0]
800647e: e002 b.n 8006486 <_printf_i+0xf2>
8006480: 0669 lsls r1, r5, #25
8006482: d5fb bpl.n 800647c <_printf_i+0xe8>
8006484: 881d ldrh r5, [r3, #0]
8006486: 2f6f cmp r7, #111 ; 0x6f
8006488: bf0c ite eq
800648a: 2308 moveq r3, #8
800648c: 230a movne r3, #10
800648e: 4852 ldr r0, [pc, #328] ; (80065d8 <_printf_i+0x244>)
8006490: 2100 movs r1, #0
8006492: f884 1043 strb.w r1, [r4, #67] ; 0x43
8006496: 6866 ldr r6, [r4, #4]
8006498: 2e00 cmp r6, #0
800649a: bfa8 it ge
800649c: 6821 ldrge r1, [r4, #0]
800649e: 60a6 str r6, [r4, #8]
80064a0: bfa4 itt ge
80064a2: f021 0104 bicge.w r1, r1, #4
80064a6: 6021 strge r1, [r4, #0]
80064a8: b90d cbnz r5, 80064ae <_printf_i+0x11a>
80064aa: 2e00 cmp r6, #0
80064ac: d04d beq.n 800654a <_printf_i+0x1b6>
80064ae: 4616 mov r6, r2
80064b0: fbb5 f1f3 udiv r1, r5, r3
80064b4: fb03 5711 mls r7, r3, r1, r5
80064b8: 5dc7 ldrb r7, [r0, r7]
80064ba: f806 7d01 strb.w r7, [r6, #-1]!
80064be: 462f mov r7, r5
80064c0: 42bb cmp r3, r7
80064c2: 460d mov r5, r1
80064c4: d9f4 bls.n 80064b0 <_printf_i+0x11c>
80064c6: 2b08 cmp r3, #8
80064c8: d10b bne.n 80064e2 <_printf_i+0x14e>
80064ca: 6823 ldr r3, [r4, #0]
80064cc: 07df lsls r7, r3, #31
80064ce: d508 bpl.n 80064e2 <_printf_i+0x14e>
80064d0: 6923 ldr r3, [r4, #16]
80064d2: 6861 ldr r1, [r4, #4]
80064d4: 4299 cmp r1, r3
80064d6: bfde ittt le
80064d8: 2330 movle r3, #48 ; 0x30
80064da: f806 3c01 strble.w r3, [r6, #-1]
80064de: f106 36ff addle.w r6, r6, #4294967295
80064e2: 1b92 subs r2, r2, r6
80064e4: 6122 str r2, [r4, #16]
80064e6: 464b mov r3, r9
80064e8: 4621 mov r1, r4
80064ea: 4640 mov r0, r8
80064ec: f8cd a000 str.w sl, [sp]
80064f0: aa03 add r2, sp, #12
80064f2: f7ff fedf bl 80062b4 <_printf_common>
80064f6: 3001 adds r0, #1
80064f8: d14c bne.n 8006594 <_printf_i+0x200>
80064fa: f04f 30ff mov.w r0, #4294967295
80064fe: b004 add sp, #16
8006500: e8bd 87f0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, pc}
8006504: 4834 ldr r0, [pc, #208] ; (80065d8 <_printf_i+0x244>)
8006506: f884 7045 strb.w r7, [r4, #69] ; 0x45
800650a: 680e ldr r6, [r1, #0]
800650c: 6823 ldr r3, [r4, #0]
800650e: f856 5b04 ldr.w r5, [r6], #4
8006512: 061f lsls r7, r3, #24
8006514: 600e str r6, [r1, #0]
8006516: d514 bpl.n 8006542 <_printf_i+0x1ae>
8006518: 07d9 lsls r1, r3, #31
800651a: bf44 itt mi
800651c: f043 0320 orrmi.w r3, r3, #32
8006520: 6023 strmi r3, [r4, #0]
8006522: b91d cbnz r5, 800652c <_printf_i+0x198>
8006524: 6823 ldr r3, [r4, #0]
8006526: f023 0320 bic.w r3, r3, #32
800652a: 6023 str r3, [r4, #0]
800652c: 2310 movs r3, #16
800652e: e7af b.n 8006490 <_printf_i+0xfc>
8006530: 6823 ldr r3, [r4, #0]
8006532: f043 0320 orr.w r3, r3, #32
8006536: 6023 str r3, [r4, #0]
8006538: 2378 movs r3, #120 ; 0x78
800653a: 4828 ldr r0, [pc, #160] ; (80065dc <_printf_i+0x248>)
800653c: f884 3045 strb.w r3, [r4, #69] ; 0x45
8006540: e7e3 b.n 800650a <_printf_i+0x176>
8006542: 065e lsls r6, r3, #25
8006544: bf48 it mi
8006546: b2ad uxthmi r5, r5
8006548: e7e6 b.n 8006518 <_printf_i+0x184>
800654a: 4616 mov r6, r2
800654c: e7bb b.n 80064c6 <_printf_i+0x132>
800654e: 680b ldr r3, [r1, #0]
8006550: 6826 ldr r6, [r4, #0]
8006552: 1d1d adds r5, r3, #4
8006554: 6960 ldr r0, [r4, #20]
8006556: 600d str r5, [r1, #0]
8006558: 0635 lsls r5, r6, #24
800655a: 681b ldr r3, [r3, #0]
800655c: d501 bpl.n 8006562 <_printf_i+0x1ce>
800655e: 6018 str r0, [r3, #0]
8006560: e002 b.n 8006568 <_printf_i+0x1d4>
8006562: 0671 lsls r1, r6, #25
8006564: d5fb bpl.n 800655e <_printf_i+0x1ca>
8006566: 8018 strh r0, [r3, #0]
8006568: 2300 movs r3, #0
800656a: 4616 mov r6, r2
800656c: 6123 str r3, [r4, #16]
800656e: e7ba b.n 80064e6 <_printf_i+0x152>
8006570: 680b ldr r3, [r1, #0]
8006572: 1d1a adds r2, r3, #4
8006574: 600a str r2, [r1, #0]
8006576: 681e ldr r6, [r3, #0]
8006578: 2100 movs r1, #0
800657a: 4630 mov r0, r6
800657c: 6862 ldr r2, [r4, #4]
800657e: f000 f82f bl 80065e0 <memchr>
8006582: b108 cbz r0, 8006588 <_printf_i+0x1f4>
8006584: 1b80 subs r0, r0, r6
8006586: 6060 str r0, [r4, #4]
8006588: 6863 ldr r3, [r4, #4]
800658a: 6123 str r3, [r4, #16]
800658c: 2300 movs r3, #0
800658e: f884 3043 strb.w r3, [r4, #67] ; 0x43
8006592: e7a8 b.n 80064e6 <_printf_i+0x152>
8006594: 4632 mov r2, r6
8006596: 4649 mov r1, r9
8006598: 4640 mov r0, r8
800659a: 6923 ldr r3, [r4, #16]
800659c: 47d0 blx sl
800659e: 3001 adds r0, #1
80065a0: d0ab beq.n 80064fa <_printf_i+0x166>
80065a2: 6823 ldr r3, [r4, #0]
80065a4: 079b lsls r3, r3, #30
80065a6: d413 bmi.n 80065d0 <_printf_i+0x23c>
80065a8: 68e0 ldr r0, [r4, #12]
80065aa: 9b03 ldr r3, [sp, #12]
80065ac: 4298 cmp r0, r3
80065ae: bfb8 it lt
80065b0: 4618 movlt r0, r3
80065b2: e7a4 b.n 80064fe <_printf_i+0x16a>
80065b4: 2301 movs r3, #1
80065b6: 4632 mov r2, r6
80065b8: 4649 mov r1, r9
80065ba: 4640 mov r0, r8
80065bc: 47d0 blx sl
80065be: 3001 adds r0, #1
80065c0: d09b beq.n 80064fa <_printf_i+0x166>
80065c2: 3501 adds r5, #1
80065c4: 68e3 ldr r3, [r4, #12]
80065c6: 9903 ldr r1, [sp, #12]
80065c8: 1a5b subs r3, r3, r1
80065ca: 42ab cmp r3, r5
80065cc: dcf2 bgt.n 80065b4 <_printf_i+0x220>
80065ce: e7eb b.n 80065a8 <_printf_i+0x214>
80065d0: 2500 movs r5, #0
80065d2: f104 0619 add.w r6, r4, #25
80065d6: e7f5 b.n 80065c4 <_printf_i+0x230>
80065d8: 080073c1 .word 0x080073c1
80065dc: 080073d2 .word 0x080073d2
080065e0 <memchr>:
80065e0: 4603 mov r3, r0
80065e2: b510 push {r4, lr}
80065e4: b2c9 uxtb r1, r1
80065e6: 4402 add r2, r0
80065e8: 4293 cmp r3, r2
80065ea: 4618 mov r0, r3
80065ec: d101 bne.n 80065f2 <memchr+0x12>
80065ee: 2000 movs r0, #0
80065f0: e003 b.n 80065fa <memchr+0x1a>
80065f2: 7804 ldrb r4, [r0, #0]
80065f4: 3301 adds r3, #1
80065f6: 428c cmp r4, r1
80065f8: d1f6 bne.n 80065e8 <memchr+0x8>
80065fa: bd10 pop {r4, pc}
080065fc <memcpy>:
80065fc: 440a add r2, r1
80065fe: 4291 cmp r1, r2
8006600: f100 33ff add.w r3, r0, #4294967295
8006604: d100 bne.n 8006608 <memcpy+0xc>
8006606: 4770 bx lr
8006608: b510 push {r4, lr}
800660a: f811 4b01 ldrb.w r4, [r1], #1
800660e: 4291 cmp r1, r2
8006610: f803 4f01 strb.w r4, [r3, #1]!
8006614: d1f9 bne.n 800660a <memcpy+0xe>
8006616: bd10 pop {r4, pc}
08006618 <memmove>:
8006618: 4288 cmp r0, r1
800661a: b510 push {r4, lr}
800661c: eb01 0402 add.w r4, r1, r2
8006620: d902 bls.n 8006628 <memmove+0x10>
8006622: 4284 cmp r4, r0
8006624: 4623 mov r3, r4
8006626: d807 bhi.n 8006638 <memmove+0x20>
8006628: 1e43 subs r3, r0, #1
800662a: 42a1 cmp r1, r4
800662c: d008 beq.n 8006640 <memmove+0x28>
800662e: f811 2b01 ldrb.w r2, [r1], #1
8006632: f803 2f01 strb.w r2, [r3, #1]!
8006636: e7f8 b.n 800662a <memmove+0x12>
8006638: 4601 mov r1, r0
800663a: 4402 add r2, r0
800663c: 428a cmp r2, r1
800663e: d100 bne.n 8006642 <memmove+0x2a>
8006640: bd10 pop {r4, pc}
8006642: f813 4d01 ldrb.w r4, [r3, #-1]!
8006646: f802 4d01 strb.w r4, [r2, #-1]!
800664a: e7f7 b.n 800663c <memmove+0x24>
0800664c <_free_r>:
800664c: b538 push {r3, r4, r5, lr}
800664e: 4605 mov r5, r0
8006650: 2900 cmp r1, #0
8006652: d043 beq.n 80066dc <_free_r+0x90>
8006654: f851 3c04 ldr.w r3, [r1, #-4]
8006658: 1f0c subs r4, r1, #4
800665a: 2b00 cmp r3, #0
800665c: bfb8 it lt
800665e: 18e4 addlt r4, r4, r3
8006660: f000 f8d0 bl 8006804 <__malloc_lock>
8006664: 4a1e ldr r2, [pc, #120] ; (80066e0 <_free_r+0x94>)
8006666: 6813 ldr r3, [r2, #0]
8006668: 4610 mov r0, r2
800666a: b933 cbnz r3, 800667a <_free_r+0x2e>
800666c: 6063 str r3, [r4, #4]
800666e: 6014 str r4, [r2, #0]
8006670: 4628 mov r0, r5
8006672: e8bd 4038 ldmia.w sp!, {r3, r4, r5, lr}
8006676: f000 b8cb b.w 8006810 <__malloc_unlock>
800667a: 42a3 cmp r3, r4
800667c: d90a bls.n 8006694 <_free_r+0x48>
800667e: 6821 ldr r1, [r4, #0]
8006680: 1862 adds r2, r4, r1
8006682: 4293 cmp r3, r2
8006684: bf01 itttt eq
8006686: 681a ldreq r2, [r3, #0]
8006688: 685b ldreq r3, [r3, #4]
800668a: 1852 addeq r2, r2, r1
800668c: 6022 streq r2, [r4, #0]
800668e: 6063 str r3, [r4, #4]
8006690: 6004 str r4, [r0, #0]
8006692: e7ed b.n 8006670 <_free_r+0x24>
8006694: 461a mov r2, r3
8006696: 685b ldr r3, [r3, #4]
8006698: b10b cbz r3, 800669e <_free_r+0x52>
800669a: 42a3 cmp r3, r4
800669c: d9fa bls.n 8006694 <_free_r+0x48>
800669e: 6811 ldr r1, [r2, #0]
80066a0: 1850 adds r0, r2, r1
80066a2: 42a0 cmp r0, r4
80066a4: d10b bne.n 80066be <_free_r+0x72>
80066a6: 6820 ldr r0, [r4, #0]
80066a8: 4401 add r1, r0
80066aa: 1850 adds r0, r2, r1
80066ac: 4283 cmp r3, r0
80066ae: 6011 str r1, [r2, #0]
80066b0: d1de bne.n 8006670 <_free_r+0x24>
80066b2: 6818 ldr r0, [r3, #0]
80066b4: 685b ldr r3, [r3, #4]
80066b6: 4401 add r1, r0
80066b8: 6011 str r1, [r2, #0]
80066ba: 6053 str r3, [r2, #4]
80066bc: e7d8 b.n 8006670 <_free_r+0x24>
80066be: d902 bls.n 80066c6 <_free_r+0x7a>
80066c0: 230c movs r3, #12
80066c2: 602b str r3, [r5, #0]
80066c4: e7d4 b.n 8006670 <_free_r+0x24>
80066c6: 6820 ldr r0, [r4, #0]
80066c8: 1821 adds r1, r4, r0
80066ca: 428b cmp r3, r1
80066cc: bf01 itttt eq
80066ce: 6819 ldreq r1, [r3, #0]
80066d0: 685b ldreq r3, [r3, #4]
80066d2: 1809 addeq r1, r1, r0
80066d4: 6021 streq r1, [r4, #0]
80066d6: 6063 str r3, [r4, #4]
80066d8: 6054 str r4, [r2, #4]
80066da: e7c9 b.n 8006670 <_free_r+0x24>
80066dc: bd38 pop {r3, r4, r5, pc}
80066de: bf00 nop
80066e0: 200000dc .word 0x200000dc
080066e4 <_malloc_r>:
80066e4: b5f8 push {r3, r4, r5, r6, r7, lr}
80066e6: 1ccd adds r5, r1, #3
80066e8: f025 0503 bic.w r5, r5, #3
80066ec: 3508 adds r5, #8
80066ee: 2d0c cmp r5, #12
80066f0: bf38 it cc
80066f2: 250c movcc r5, #12
80066f4: 2d00 cmp r5, #0
80066f6: 4606 mov r6, r0
80066f8: db01 blt.n 80066fe <_malloc_r+0x1a>
80066fa: 42a9 cmp r1, r5
80066fc: d903 bls.n 8006706 <_malloc_r+0x22>
80066fe: 230c movs r3, #12
8006700: 6033 str r3, [r6, #0]
8006702: 2000 movs r0, #0
8006704: bdf8 pop {r3, r4, r5, r6, r7, pc}
8006706: f000 f87d bl 8006804 <__malloc_lock>
800670a: 4921 ldr r1, [pc, #132] ; (8006790 <_malloc_r+0xac>)
800670c: 680a ldr r2, [r1, #0]
800670e: 4614 mov r4, r2
8006710: b99c cbnz r4, 800673a <_malloc_r+0x56>
8006712: 4f20 ldr r7, [pc, #128] ; (8006794 <_malloc_r+0xb0>)
8006714: 683b ldr r3, [r7, #0]
8006716: b923 cbnz r3, 8006722 <_malloc_r+0x3e>
8006718: 4621 mov r1, r4
800671a: 4630 mov r0, r6
800671c: f000 f862 bl 80067e4 <_sbrk_r>
8006720: 6038 str r0, [r7, #0]
8006722: 4629 mov r1, r5
8006724: 4630 mov r0, r6
8006726: f000 f85d bl 80067e4 <_sbrk_r>
800672a: 1c43 adds r3, r0, #1
800672c: d123 bne.n 8006776 <_malloc_r+0x92>
800672e: 230c movs r3, #12
8006730: 4630 mov r0, r6
8006732: 6033 str r3, [r6, #0]
8006734: f000 f86c bl 8006810 <__malloc_unlock>
8006738: e7e3 b.n 8006702 <_malloc_r+0x1e>
800673a: 6823 ldr r3, [r4, #0]
800673c: 1b5b subs r3, r3, r5
800673e: d417 bmi.n 8006770 <_malloc_r+0x8c>
8006740: 2b0b cmp r3, #11
8006742: d903 bls.n 800674c <_malloc_r+0x68>
8006744: 6023 str r3, [r4, #0]
8006746: 441c add r4, r3
8006748: 6025 str r5, [r4, #0]
800674a: e004 b.n 8006756 <_malloc_r+0x72>
800674c: 6863 ldr r3, [r4, #4]
800674e: 42a2 cmp r2, r4
8006750: bf0c ite eq
8006752: 600b streq r3, [r1, #0]
8006754: 6053 strne r3, [r2, #4]
8006756: 4630 mov r0, r6
8006758: f000 f85a bl 8006810 <__malloc_unlock>
800675c: f104 000b add.w r0, r4, #11
8006760: 1d23 adds r3, r4, #4
8006762: f020 0007 bic.w r0, r0, #7
8006766: 1ac2 subs r2, r0, r3
8006768: d0cc beq.n 8006704 <_malloc_r+0x20>
800676a: 1a1b subs r3, r3, r0
800676c: 50a3 str r3, [r4, r2]
800676e: e7c9 b.n 8006704 <_malloc_r+0x20>
8006770: 4622 mov r2, r4
8006772: 6864 ldr r4, [r4, #4]
8006774: e7cc b.n 8006710 <_malloc_r+0x2c>
8006776: 1cc4 adds r4, r0, #3
8006778: f024 0403 bic.w r4, r4, #3
800677c: 42a0 cmp r0, r4
800677e: d0e3 beq.n 8006748 <_malloc_r+0x64>
8006780: 1a21 subs r1, r4, r0
8006782: 4630 mov r0, r6
8006784: f000 f82e bl 80067e4 <_sbrk_r>
8006788: 3001 adds r0, #1
800678a: d1dd bne.n 8006748 <_malloc_r+0x64>
800678c: e7cf b.n 800672e <_malloc_r+0x4a>
800678e: bf00 nop
8006790: 200000dc .word 0x200000dc
8006794: 200000e0 .word 0x200000e0
08006798 <_realloc_r>:
8006798: b5f8 push {r3, r4, r5, r6, r7, lr}
800679a: 4607 mov r7, r0
800679c: 4614 mov r4, r2
800679e: 460e mov r6, r1
80067a0: b921 cbnz r1, 80067ac <_realloc_r+0x14>
80067a2: 4611 mov r1, r2
80067a4: e8bd 40f8 ldmia.w sp!, {r3, r4, r5, r6, r7, lr}
80067a8: f7ff bf9c b.w 80066e4 <_malloc_r>
80067ac: b922 cbnz r2, 80067b8 <_realloc_r+0x20>
80067ae: f7ff ff4d bl 800664c <_free_r>
80067b2: 4625 mov r5, r4
80067b4: 4628 mov r0, r5
80067b6: bdf8 pop {r3, r4, r5, r6, r7, pc}
80067b8: f000 f830 bl 800681c <_malloc_usable_size_r>
80067bc: 42a0 cmp r0, r4
80067be: d20f bcs.n 80067e0 <_realloc_r+0x48>
80067c0: 4621 mov r1, r4
80067c2: 4638 mov r0, r7
80067c4: f7ff ff8e bl 80066e4 <_malloc_r>
80067c8: 4605 mov r5, r0
80067ca: 2800 cmp r0, #0
80067cc: d0f2 beq.n 80067b4 <_realloc_r+0x1c>
80067ce: 4631 mov r1, r6
80067d0: 4622 mov r2, r4
80067d2: f7ff ff13 bl 80065fc <memcpy>
80067d6: 4631 mov r1, r6
80067d8: 4638 mov r0, r7
80067da: f7ff ff37 bl 800664c <_free_r>
80067de: e7e9 b.n 80067b4 <_realloc_r+0x1c>
80067e0: 4635 mov r5, r6
80067e2: e7e7 b.n 80067b4 <_realloc_r+0x1c>
080067e4 <_sbrk_r>:
80067e4: b538 push {r3, r4, r5, lr}
80067e6: 2300 movs r3, #0
80067e8: 4d05 ldr r5, [pc, #20] ; (8006800 <_sbrk_r+0x1c>)
80067ea: 4604 mov r4, r0
80067ec: 4608 mov r0, r1
80067ee: 602b str r3, [r5, #0]
80067f0: f7f9 ff98 bl 8000724 <_sbrk>
80067f4: 1c43 adds r3, r0, #1
80067f6: d102 bne.n 80067fe <_sbrk_r+0x1a>
80067f8: 682b ldr r3, [r5, #0]
80067fa: b103 cbz r3, 80067fe <_sbrk_r+0x1a>
80067fc: 6023 str r3, [r4, #0]
80067fe: bd38 pop {r3, r4, r5, pc}
8006800: 20000850 .word 0x20000850
08006804 <__malloc_lock>:
8006804: 4801 ldr r0, [pc, #4] ; (800680c <__malloc_lock+0x8>)
8006806: f000 b811 b.w 800682c <__retarget_lock_acquire_recursive>
800680a: bf00 nop
800680c: 20000858 .word 0x20000858
08006810 <__malloc_unlock>:
8006810: 4801 ldr r0, [pc, #4] ; (8006818 <__malloc_unlock+0x8>)
8006812: f000 b80c b.w 800682e <__retarget_lock_release_recursive>
8006816: bf00 nop
8006818: 20000858 .word 0x20000858
0800681c <_malloc_usable_size_r>:
800681c: f851 3c04 ldr.w r3, [r1, #-4]
8006820: 1f18 subs r0, r3, #4
8006822: 2b00 cmp r3, #0
8006824: bfbc itt lt
8006826: 580b ldrlt r3, [r1, r0]
8006828: 18c0 addlt r0, r0, r3
800682a: 4770 bx lr
0800682c <__retarget_lock_acquire_recursive>:
800682c: 4770 bx lr
0800682e <__retarget_lock_release_recursive>:
800682e: 4770 bx lr
08006830 <_init>:
8006830: b5f8 push {r3, r4, r5, r6, r7, lr}
8006832: bf00 nop
8006834: bcf8 pop {r3, r4, r5, r6, r7}
8006836: bc08 pop {r3}
8006838: 469e mov lr, r3
800683a: 4770 bx lr
0800683c <_fini>:
800683c: b5f8 push {r3, r4, r5, r6, r7, lr}
800683e: bf00 nop
8006840: bcf8 pop {r3, r4, r5, r6, r7}
8006842: bc08 pop {r3}
8006844: 469e mov lr, r3
8006846: 4770 bx lr
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