отправка ошибок бутлоадера по uart/can проверка crc принятой страницы проверка на бесконечное попадание в hardfault в целом структура бута все еще в процессе разработки
194 lines
4.7 KiB
C
194 lines
4.7 KiB
C
#include "bootloader.h"
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Bootloader_t boot = {0};
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int main()
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{
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__disable_irq();
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SCB->VTOR = 0x08000000;
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__enable_irq();
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/* Включаем тактирование PWR и BKP (APB1) и разрешаем доступ к BKP domain */
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/* Записываем напрямую в регистры RCC/APB1ENR и PWR->CR */
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RCC->APB1ENR |= (RCC_APB1ENR_PWREN | RCC_APB1ENR_BKPEN);
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boot.state = BL_STATE_INIT;
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while (1)
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{
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Bootloader_Task(&boot);
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}
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}
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/**
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* @brief This function handles System tick timer.
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*/
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void SysTick_Handler(void)
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{
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/* USER CODE BEGIN SysTick_IRQn 0 */
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/* USER CODE END SysTick_IRQn 0 */
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HAL_IncTick();
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/* USER CODE BEGIN SysTick_IRQn 1 */
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/* USER CODE END SysTick_IRQn 1 */
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}
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void Boot_SystemClock_Config(void)
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{
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RCC_OscInitTypeDef RCC_OscInitStruct = {0};
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RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
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/* Включаем внутренний генератор HSI */
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
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RCC_OscInitStruct.HSIState = RCC_HSI_ON;
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RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_OFF; // без PLL
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if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
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{
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Error_Handler();
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}
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/* Настройка шин AHB/APB */
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
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|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI; // HSI = 8 MHz
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; // HCLK = 8 MHz
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; // PCLK1 = 8 MHz
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; // PCLK2 = 8 MHz
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
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{
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Error_Handler();
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}
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}
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/******************************************************************************/
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/* Cortex-M3 Processor Interruption and Exception Handlers */
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/******************************************************************************/
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/**
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* @brief This function handles Non maskable interrupt.
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*/
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void NMI_Handler(void)
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{
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/* USER CODE BEGIN NonMaskableInt_IRQn 0 */
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/* USER CODE END NonMaskableInt_IRQn 0 */
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/* USER CODE BEGIN NonMaskableInt_IRQn 1 */
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while (1)
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{
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}
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/* USER CODE END NonMaskableInt_IRQn 1 */
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}
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/**
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* @brief This function handles Hard fault interrupt.
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*/
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void HardFault_Handler(void)
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{
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/* USER CODE BEGIN HardFault_IRQn 0 */
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PWR->CR |= PWR_CR_DBP;
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BKP->DR1 = 0xDEAD; // записываем код ошибки
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BKP->DR2 = BKP->DR2 + 1; // счётчик ошибок
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NVIC_SystemReset();
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/* USER CODE END HardFault_IRQn 0 */
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while (1)
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{
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/* USER CODE BEGIN W1_HardFault_IRQn 0 */
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/* USER CODE END W1_HardFault_IRQn 0 */
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}
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}
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/**
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* @brief This function handles Memory management fault.
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*/
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void MemManage_Handler(void)
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{
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/* USER CODE BEGIN MemoryManagement_IRQn 0 */
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PWR->CR |= PWR_CR_DBP;
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BKP->DR1 = 0xBEEF; // записываем код ошибки
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BKP->DR2 = BKP->DR2 + 1; // счётчик ошибок
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NVIC_SystemReset();
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/* USER CODE END MemoryManagement_IRQn 0 */
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while (1)
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{
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/* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
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/* USER CODE END W1_MemoryManagement_IRQn 0 */
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}
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}
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/**
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* @brief This function handles Prefetch fault, memory access fault.
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*/
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void BusFault_Handler(void)
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{
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/* USER CODE BEGIN BusFault_IRQn 0 */
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/* USER CODE END BusFault_IRQn 0 */
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while (1)
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{
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/* USER CODE BEGIN W1_BusFault_IRQn 0 */
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/* USER CODE END W1_BusFault_IRQn 0 */
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}
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}
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/**
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* @brief This function handles Undefined instruction or illegal state.
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*/
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void UsageFault_Handler(void)
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{
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/* USER CODE BEGIN UsageFault_IRQn 0 */
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/* USER CODE END UsageFault_IRQn 0 */
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while (1)
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{
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/* USER CODE BEGIN W1_UsageFault_IRQn 0 */
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/* USER CODE END W1_UsageFault_IRQn 0 */
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}
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}
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/**
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* @brief This function handles System service call via SWI instruction.
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*/
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void SVC_Handler(void)
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{
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/* USER CODE BEGIN SVCall_IRQn 0 */
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/* USER CODE END SVCall_IRQn 0 */
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/* USER CODE BEGIN SVCall_IRQn 1 */
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/* USER CODE END SVCall_IRQn 1 */
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}
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/**
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* @brief This function handles Debug monitor.
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*/
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void DebugMon_Handler(void)
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{
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/* USER CODE BEGIN DebugMonitor_IRQn 0 */
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/* USER CODE END DebugMonitor_IRQn 0 */
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/* USER CODE BEGIN DebugMonitor_IRQn 1 */
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/* USER CODE END DebugMonitor_IRQn 1 */
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}
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/**
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* @brief This function handles Pendable request for system service.
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*/
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void PendSV_Handler(void)
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{
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/* USER CODE BEGIN PendSV_IRQn 0 */
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/* USER CODE END PendSV_IRQn 0 */
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/* USER CODE BEGIN PendSV_IRQn 1 */
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/* USER CODE END PendSV_IRQn 1 */
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}
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void Error_Handler(void)
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{
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NVIC_SystemReset();
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} |