/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @attention * * Copyright (c) 2024 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ /* USER CODE END Header */ /* Includes ------------------------------------------------------------------*/ #include "main.h" #include "fatfs.h" #include "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "usb_host.h" /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN PTD */ enum { FR_ERRO_FATFS = 0, FR_PROCESSANDO, FR_SUCESSO, FR_ERRO_PROGRAM }; /* USER CODE END PTD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN PD */ /* USER CODE END PD */ /* Private macro -------------------------------------------------------------*/ /* USER CODE BEGIN PM */ /* USER CODE END PM */ /* Private variables ---------------------------------------------------------*/ /* USER CODE BEGIN PV */ /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ void SystemClock_Config(void); static void MPU_Config(void); void MX_USB_HOST_Process(void); /* USER CODE BEGIN PFP */ /* USER CODE END PFP */ /* Private user code ---------------------------------------------------------*/ /* USER CODE BEGIN 0 */ /** * ------------------------------------------------------------------------------ * LOCAL function * @param[out] : uint8_t * @param[in] : void * ------------------------------------------------------------------------------ */ static uint8_t FS_FileOperations(void) { FRESULT res; int32_t fileSize = -1; uint8_t ret_FS = FR_PROCESSANDO; if( retUSBH != 0 ) return FR_ERRO_FATFS; switch( Appli_state ) { case APPLICATION_READY: //USB connected if(f_mount(&USBHFatFS, (TCHAR const*)USBHPath, 1) == FR_OK) { //Ok if(f_open(&USBHFile, (TCHAR const*)"file.txt", FA_READ) == FR_OK) { fileSize = f_size(&USBHFile); if( fileSize > 0 ) { //TODO } //Close file f_close(&USBHFile); } //Unmount USB f_mount(NULL, (TCHAR const*)"", 0); } Appli_state = APPLICATION_IDLE; if( fileSize > 0 ) ret_FS = FR_SUCESSO; break; case APPLICATION_DISCONNECT: Appli_state = APPLICATION_IDLE; f_mount(NULL, (TCHAR const*)"", 0); break; default: break; } return ret_FS; } /* USER CODE END 0 */ /** * @brief The application entry point. * @retval int */ int main(void) { /* USER CODE BEGIN 1 */ unsigned char f_bootRequest = 1; /* USER CODE END 1 */ /* MPU Configuration--------------------------------------------------------*/ MPU_Config(); /* Enable the CPU Cache */ /* Enable I-Cache---------------------------------------------------------*/ SCB_EnableICache(); /* Enable D-Cache---------------------------------------------------------*/ SCB_EnableDCache(); /* MCU Configuration--------------------------------------------------------*/ /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ HAL_Init(); /* USER CODE BEGIN Init */ /* USER CODE END Init */ /* Configure the system clock */ SystemClock_Config(); /* USER CODE BEGIN SysInit */ /* Note : The activation of the I/O Compensation Cell is recommended with communication interfaces (GPIO, SPI, FMC, OSPI ...) when operating at high frequencies (please refer to product datasheet) The I/O Compensation Cell activation procedure requires : - The activation of the CSI clock - The activation of the SYSCFG clock - Enabling the I/O Compensation Cell : setting bit[0] of register SYSCFG_CCCSR To do this please uncomment the following code */ /* __HAL_RCC_CSI_ENABLE() ; __HAL_RCC_SYSCFG_CLK_ENABLE() ; HAL_EnableCompensationCell(); */ /* USER CODE END SysInit */ /* Initialize all configured peripherals */ MX_GPIO_Init(); MX_TIM17_Init(); /* USER CODE BEGIN 2 */ if( f_bootRequest == 1 ) { MX_USB_HOST_Init(); MX_FATFS_Init(); toutBoot_1s = 30; f_bootRequest = 0; while(1) { MX_USB_HOST_Process(); uint8_t ret = FS_FileOperations(); if( ret == FR_ERRO_FATFS ) { //BOOT - FatFs Error Error_Handler(); } else if( ret == FR_SUCESSO ) { //BOOT - Ok break;//while } else if( ret == FR_ERRO_PROGRAM ) { //BOOT - Burn error Error_Handler(); } if( toutBoot_1s == 0 ) { //BOOT - Timeout USB break;//while } } //MX_FATFS_DeInit(); MX_USB_HOST_DeInit(); //HAL_PWREx_DisableUSBVoltageDetector(); HAL_NVIC_SystemReset(); } /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { /* USER CODE END WHILE */ /* USER CODE BEGIN 3 */ } /* USER CODE END 3 */ } /** * @brief System Clock Configuration * @retval None */ void SystemClock_Config(void) { RCC_OscInitTypeDef RCC_OscInitStruct = {0}; RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; /** Supply configuration update enable */ HAL_PWREx_ConfigSupply(PWR_LDO_SUPPLY); /** Configure the main internal regulator output voltage */ __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); while(!__HAL_PWR_GET_FLAG(PWR_FLAG_VOSRDY)) {} /** Initializes the RCC Oscillators according to the specified parameters * in the RCC_OscInitTypeDef structure. */ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI48|RCC_OSCILLATORTYPE_HSI; RCC_OscInitStruct.HSIState = RCC_HSI_DIV1; RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT; RCC_OscInitStruct.HSI48State = RCC_HSI48_ON; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI; RCC_OscInitStruct.PLL.PLLM = 4; RCC_OscInitStruct.PLL.PLLN = 50; RCC_OscInitStruct.PLL.PLLP = 2; RCC_OscInitStruct.PLL.PLLQ = 2; RCC_OscInitStruct.PLL.PLLR = 2; RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1VCIRANGE_3; RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1VCOWIDE; RCC_OscInitStruct.PLL.PLLFRACN = 0; if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) { Error_Handler(); } /** Initializes the CPU, AHB and APB buses clocks */ RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2 |RCC_CLOCKTYPE_D3PCLK1|RCC_CLOCKTYPE_D1PCLK1; RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; RCC_ClkInitStruct.SYSCLKDivider = RCC_SYSCLK_DIV1; RCC_ClkInitStruct.AHBCLKDivider = RCC_HCLK_DIV2; RCC_ClkInitStruct.APB3CLKDivider = RCC_APB3_DIV2; RCC_ClkInitStruct.APB1CLKDivider = RCC_APB1_DIV2; RCC_ClkInitStruct.APB2CLKDivider = RCC_APB2_DIV2; RCC_ClkInitStruct.APB4CLKDivider = RCC_APB4_DIV2; if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) { Error_Handler(); } } /* USER CODE BEGIN 4 */ /* USER CODE END 4 */ /* MPU Configuration */ void MPU_Config(void) { MPU_Region_InitTypeDef MPU_InitStruct = {0}; /* Disables the MPU */ HAL_MPU_Disable(); /** Initializes and configures the Region and the memory to be protected */ MPU_InitStruct.Enable = MPU_REGION_ENABLE; MPU_InitStruct.Number = MPU_REGION_NUMBER0; MPU_InitStruct.BaseAddress = 0x0; MPU_InitStruct.Size = MPU_REGION_SIZE_4GB; MPU_InitStruct.SubRegionDisable = 0x87; MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0; MPU_InitStruct.AccessPermission = MPU_REGION_NO_ACCESS; MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_DISABLE; MPU_InitStruct.IsShareable = MPU_ACCESS_SHAREABLE; MPU_InitStruct.IsCacheable = MPU_ACCESS_NOT_CACHEABLE; MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE; HAL_MPU_ConfigRegion(&MPU_InitStruct); /** Initializes and configures the Region and the memory to be protected */ MPU_InitStruct.Number = MPU_REGION_NUMBER1; MPU_InitStruct.BaseAddress = 0x30020000; //Ethernet LwIP heap MPU_InitStruct.Size = MPU_REGION_SIZE_128KB; MPU_InitStruct.SubRegionDisable = 0x0; MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL1; MPU_InitStruct.AccessPermission = MPU_REGION_FULL_ACCESS; MPU_InitStruct.IsShareable = MPU_ACCESS_NOT_SHAREABLE; HAL_MPU_ConfigRegion(&MPU_InitStruct); /** Initializes and configures the Region and the memory to be protected */ MPU_InitStruct.Number = MPU_REGION_NUMBER2; MPU_InitStruct.BaseAddress = 0x30040000; //Ethernet RX/TX Descriptors MPU_InitStruct.Size = MPU_REGION_SIZE_512B; MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0; MPU_InitStruct.IsShareable = MPU_ACCESS_SHAREABLE; MPU_InitStruct.IsBufferable = MPU_ACCESS_BUFFERABLE; HAL_MPU_ConfigRegion(&MPU_InitStruct); /** Initializes and configures the Region and the memory to be protected */ MPU_InitStruct.Number = MPU_REGION_NUMBER3; MPU_InitStruct.BaseAddress = 0x90000000; //FlashExt MPU_InitStruct.Size = MPU_REGION_SIZE_4MB; MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_ENABLE; MPU_InitStruct.IsShareable = MPU_ACCESS_NOT_SHAREABLE; MPU_InitStruct.IsCacheable = MPU_ACCESS_CACHEABLE; MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE;//MPU_ACCESS_BUFFERABLE; HAL_MPU_ConfigRegion(&MPU_InitStruct); /* Enables the MPU */ HAL_MPU_Enable(MPU_PRIVILEGED_DEFAULT); } /** * @brief This function is executed in case of error occurrence. * @retval None */ void Error_Handler(void) { /* USER CODE BEGIN Error_Handler_Debug */ /* User can add his own implementation to report the HAL error return state */ __disable_irq(); while (1) { } /* USER CODE END Error_Handler_Debug */ } #ifdef USE_FULL_ASSERT /** * @brief Reports the name of the source file and the source line number * where the assert_param error has occurred. * @param file: pointer to the source file name * @param line: assert_param error line source number * @retval None */ void assert_failed(uint8_t *file, uint32_t line) { /* USER CODE BEGIN 6 */ /* User can add his own implementation to report the file name and line number, ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ /* USER CODE END 6 */ } #endif /* USE_FULL_ASSERT */