373 lines
9.4 KiB
C
373 lines
9.4 KiB
C
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file : main.c
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* @brief : Main program body
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2021 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under Ultimate Liberty license
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* SLA0044, the "License"; You may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* www.st.com/SLA0044
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* Private includes ----------------------------------------------------------*/
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/* USER CODE BEGIN Includes */
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#include "usbd_core.h"
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#include "usb_dfu.h"
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/* USER CODE END Includes */
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/* Private typedef -----------------------------------------------------------*/
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/* USER CODE BEGIN PTD */
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/* USER CODE END PTD */
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/* Private define ------------------------------------------------------------*/
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/* USER CODE BEGIN PD */
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/* USER CODE END PD */
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN PM */
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/* USER CODE END PM */
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/* Private variables ---------------------------------------------------------*/
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UART_HandleTypeDef huart1;
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PCD_HandleTypeDef hpcd_USB_FS;
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/* USER CODE BEGIN PV */
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/* USER CODE END PV */
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/* Private function prototypes -----------------------------------------------*/
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void SystemClock_Config(void);
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static void MX_GPIO_Init(void);
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static void MX_USART1_UART_Init(void);
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static void MX_USB_PCD_Init(void);
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/* USER CODE BEGIN PFP */
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typedef void (*pFunction)(void);
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static void jump_app(void)
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{
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pFunction JumpToApplication;
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uint32_t JumpAddress;
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if (((*(__IO uint32_t *)USBD_DFU_APP_DEFAULT_ADD) & 0x2FFFB000) == 0x20000000)
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{
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/* Jump to user application */
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/*!< Jump to app reset_handler */
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JumpAddress = *(__IO uint32_t *)(USBD_DFU_APP_DEFAULT_ADD + 4);
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JumpToApplication = (pFunction)JumpAddress;
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/* Initialize user application's Stack Pointer */
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__set_MSP(*(__IO uint32_t *)USBD_DFU_APP_DEFAULT_ADD);
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JumpToApplication();
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}
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}
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/* USER CODE END PFP */
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/* Private user code ---------------------------------------------------------*/
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/* USER CODE BEGIN 0 */
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int fputc(int ch, FILE *f)
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{
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while ((USART1->SR & USART_SR_TXE) == 0)
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;
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USART1->DR = ch;
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return ch;
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}
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void usb_dc_low_level_init(void)
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{
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/* Peripheral clock enable */
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__HAL_RCC_USB_CLK_ENABLE();
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/* USB interrupt Init */
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HAL_NVIC_SetPriority(USB_LP_CAN1_RX0_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(USB_LP_CAN1_RX0_IRQn);
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}
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uint8_t *dfu_read_flash(uint8_t *src, uint8_t *dest, uint32_t len)
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{
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uint32_t i = 0;
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uint8_t *psrc = src;
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for (i = 0; i < len; i++)
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{
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dest[i] = *psrc++;
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}
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/* Return a valid address to avoid HardFault */
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return (uint8_t *)(dest);
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}
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uint16_t dfu_write_flash(uint8_t *src, uint8_t *dest, uint32_t len)
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{
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HAL_FLASH_Unlock();
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uint32_t i = 0;
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for (i = 0; i < len; i += 4)
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{
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/* Device voltage range supposed to be [2.7V to 3.6V], the operation will
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* be done by byte */
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if (HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, (uint32_t)(dest + i),
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*(uint32_t *)(src + i)) == HAL_OK)
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{
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/* Check the written value */
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if (*(uint32_t *)(src + i) != *(uint32_t *)(dest + i))
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{
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/* Flash content doesn't match SRAM content */
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return (1);
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}
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}
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else
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{
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/* Error occurred while writing data in Flash memory */
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return (2);
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}
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}
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return 0;
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}
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uint16_t dfu_erase_flash(uint32_t add)
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{
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HAL_FLASH_Unlock();
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uint32_t PageError;
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/* Variable contains Flash operation status */
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HAL_StatusTypeDef status;
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FLASH_EraseInitTypeDef eraseinitstruct;
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eraseinitstruct.TypeErase = FLASH_TYPEERASE_PAGES;
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eraseinitstruct.PageAddress = add;
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eraseinitstruct.NbPages = 1U;
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status = HAL_FLASHEx_Erase(&eraseinitstruct, &PageError);
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return 0;
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}
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void dfu_leave(void)
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{
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NVIC_SystemReset();
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}
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/* USER CODE END 0 */
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/**
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* @brief The application entry point.
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* @retval int
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*/
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int main(void)
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{
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/* USER CODE BEGIN 1 */
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jump_app();
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/* USER CODE END 1 */
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/* MCU Configuration--------------------------------------------------------*/
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/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
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HAL_Init();
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/* USER CODE BEGIN Init */
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/* USER CODE END Init */
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/* Configure the system clock */
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SystemClock_Config();
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/* USER CODE BEGIN SysInit */
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/* USER CODE END SysInit */
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/* Initialize all configured peripherals */
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MX_GPIO_Init();
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MX_USART1_UART_Init();
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//MX_USB_PCD_Init();
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/* USER CODE BEGIN 2 */
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// extern void cdc_acm_msc_init(void);
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// cdc_acm_msc_init();
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extern void dfu_flash_init(void);
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dfu_flash_init();
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/* USER CODE END 2 */
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/* Infinite loop */
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/* USER CODE BEGIN WHILE */
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while (1) {
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/* USER CODE END WHILE */
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/* USER CODE BEGIN 3 */
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// extern void cdc_acm_data_send_with_dtr_test(void);
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// cdc_acm_data_send_with_dtr_test();
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// HAL_Delay(100);
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}
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/* USER CODE END 3 */
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}
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/**
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* @brief System Clock Configuration
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* @retval None
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*/
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void 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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RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
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/** Initializes the RCC Oscillators according to the specified parameters
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* in the RCC_OscInitTypeDef structure.
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*/
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
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RCC_OscInitStruct.HSEState = RCC_HSE_ON;
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RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
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RCC_OscInitStruct.HSIState = RCC_HSI_ON;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
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RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
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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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/** Initializes the CPU, AHB and APB buses clocks
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*/
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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_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
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{
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Error_Handler();
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}
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
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PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != 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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* @brief USART1 Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_USART1_UART_Init(void)
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{
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/* USER CODE BEGIN USART1_Init 0 */
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/* USER CODE END USART1_Init 0 */
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/* USER CODE BEGIN USART1_Init 1 */
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/* USER CODE END USART1_Init 1 */
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huart1.Instance = USART1;
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huart1.Init.BaudRate = 115200;
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huart1.Init.WordLength = UART_WORDLENGTH_8B;
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huart1.Init.StopBits = UART_STOPBITS_1;
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huart1.Init.Parity = UART_PARITY_NONE;
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huart1.Init.Mode = UART_MODE_TX_RX;
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huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
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huart1.Init.OverSampling = UART_OVERSAMPLING_16;
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if (HAL_UART_Init(&huart1) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN USART1_Init 2 */
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/* USER CODE END USART1_Init 2 */
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}
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/**
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* @brief USB Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_USB_PCD_Init(void)
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{
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/* USER CODE BEGIN USB_Init 0 */
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/* USER CODE END USB_Init 0 */
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/* USER CODE BEGIN USB_Init 1 */
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/* USER CODE END USB_Init 1 */
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hpcd_USB_FS.Instance = USB;
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hpcd_USB_FS.Init.dev_endpoints = 8;
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hpcd_USB_FS.Init.speed = PCD_SPEED_FULL;
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hpcd_USB_FS.Init.low_power_enable = DISABLE;
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hpcd_USB_FS.Init.lpm_enable = DISABLE;
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hpcd_USB_FS.Init.battery_charging_enable = DISABLE;
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if (HAL_PCD_Init(&hpcd_USB_FS) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN USB_Init 2 */
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/* USER CODE END USB_Init 2 */
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}
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/**
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* @brief GPIO Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_GPIO_Init(void)
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{
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/* GPIO Ports Clock Enable */
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__HAL_RCC_GPIOD_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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}
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/* USER CODE BEGIN 4 */
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/* USER CODE END 4 */
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/**
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* @brief This function is executed in case of error occurrence.
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* @retval None
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*/
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void Error_Handler(void)
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{
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/* USER CODE BEGIN Error_Handler_Debug */
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/* User can add his own implementation to report the HAL error return state */
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__disable_irq();
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while (1) {
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}
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/* USER CODE END Error_Handler_Debug */
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file: pointer to the source file name
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* @param line: assert_param error line source number
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* @retval None
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*/
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void assert_failed(uint8_t *file, uint32_t line)
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{
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/* USER CODE BEGIN 6 */
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/* User can add his own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* USER CODE END 6 */
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}
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#endif /* USE_FULL_ASSERT */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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