shuichan_old/STM32F103_BootLoader/Src/main.c

/**
 * BootLoader <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
 *   1. <EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>Ӳ<EFBFBD><EFBFBD>
 *   2. <EFBFBD><EFBFBD><EFBFBD><EFBFBD> W25Q64 <EFBFBD>ⲿ Flash <EFBFBD>е<EFBFBD> OTA <EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD>
 *   3. <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD>״̬ѡ<EFBFBD><EFBFBD>:
 *      - DOWNLOADED: <EFBFBD>¹̼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>أ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵ<EFBFBD>ǰ APP1 <EFBFBD><EFBFBD>д<EFBFBD><EFBFBD><EFBFBD>¹̼<EFBFBD>
 *      - INSTALLED:  <EFBFBD>Ѱ<EFBFBD>װ<EFBFBD>¹̼<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȴ<EFBFBD> APP ȷ<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *      - ROLLBACK:   <EFBFBD>ѻ<EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>ɹ̼<EFBFBD><EFBFBD><EFBFBD>ֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת
 *      - <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD><EFBFBD>־: ֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת APP1 <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *   4. BootLoader <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> VTOR ƫ<EFBFBD><EFBFBD>(Ĭ<EFBFBD><EFBFBD>0x08000000)
 *
 * Flash <EFBFBD><EFBFBD><EFBFBD><EFBFBD> (STM32F103RCT6 256KB):
 *   0x08000000 <EFBFBD><EFBFBD> BootLoader (32KB)
 *   0x08008000 <EFBFBD><EFBFBD> APP1 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (224KB)
 *
 * W25Q64 <EFBFBD>ⲿ Flash <EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
 *   0x000000 <EFBFBD><EFBFBD> <EFBFBD><EFBFBD> A: <EFBFBD>ɹ̼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (256KB)
 *   0x040000 <EFBFBD><EFBFBD> <EFBFBD><EFBFBD> B: <EFBFBD>¹̼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (256KB)
 *   0x080000 <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD> A (4KB)
 *   0x081000 <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD> B (4KB)
 */

#include "main.h"
#include "ota_boot.h"
#include "../HardWare/W25Q64/w25q64.h"
#include "../HardWare/LOG/log.h"

/* <20><><EFBFBD>ھ<EFBFBD><DABE><EFBFBD> */
UART_HandleTypeDef huart1;          /* USART1: <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD> */
UART_HandleTypeDef huart3;          /* USART3: OTA <20><><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8> */
DMA_HandleTypeDef hdma_usart3_rx;   /* USART3 RX DMA */
IWDG_HandleTypeDef hiwdg;           /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD><C5B9><EFBFBD><EFBFBD><EFBFBD>ֹ<EFBFBD><D6B9>д/<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̿<EFBFBD><CCBF><EFBFBD> */

/* OTA Э<><D0AD><EFBFBD><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD><EFBFBD> */
uint8_t  Rx_Flag = 0;               /* <20>յ<EFBFBD>һ֡<D2BB><D6A1><EFBFBD>ݱ<EFBFBD>־ */
uint16_t Rx_Len  = 0;               /* <20><>ǰ֡<C7B0><D6A1><EFBFBD>ݳ<EFBFBD><DDB3><EFBFBD> */
uint8_t  Rx_Buf[Rx_Max] = {0};      /* DMA <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD><EFBFBD> */

void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_DMA_Init(void);
static void MX_USART1_UART_Init(void);
static void MX_USART3_UART_Init(void);
static void MX_IWDG_Init(void);

/**
 * @brief BootLoader <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
 *   Ӳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>DMA <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>ӡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *   <EFBFBD><EFBFBD> <EFBFBD>ȴ<EFBFBD>1<EFBFBD><EFBFBD>OTA<EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>ģʽ <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>ģʽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>תAPP1
 *
 * @note BootLoader <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> VTOR ƫ<EFBFBD><EFBFBD>(Ĭ<EFBFBD><EFBFBD>0x08000000)
 */
int main(void)
{
	HAL_Init();
	SystemClock_Config();
	MX_GPIO_Init();
	MX_DMA_Init();
	MX_USART1_UART_Init();
	MX_USART3_UART_Init();

	/* USART3: <20><><EFBFBD><EFBFBD> DMA + IDLE <20>жϽ<D0B6><CFBD><EFBFBD> OTA <20><><EFBFBD><EFBFBD>֡ */
	HAL_UART_Receive_DMA(&huart3, Rx_Buf, Rx_Max);
	__HAL_UART_ENABLE_IT(&huart3, UART_IT_IDLE);

	/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD><C5B9><EFBFBD><EFBFBD><EFBFBD>ת APP <20><><EFBFBD><EFBFBD> APP <20><><EFBFBD><EFBFBD>ι<EFBFBD><CEB9> */
	MX_IWDG_Init();

	/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߼<EFBFBD> */
	if (W25Q64_Init() != 0) {
		log_error("[BL] W25Q64 <20><>ʼ<EFBFBD><CABC>ʧ<EFBFBD>ܣ<EFBFBD>");
	}
	Start_BootLoader();
}

/**
 * @brief ϵͳʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: HSE(8MHz) <EFBFBD><EFBFBD> PLL<EFBFBD><EFBFBD>9 <EFBFBD><EFBFBD> 72MHz SYSCLK
 */
void SystemClock_Config(void)
{
	RCC_OscInitTypeDef RCC_OscInitStruct = {0};
	RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

	RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
	RCC_OscInitStruct.HSEState = RCC_HSE_ON;
	RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
	RCC_OscInitStruct.HSIState = RCC_HSI_ON;
	RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
	RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
	RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
	if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) Error_Handler();

	RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
	RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
	RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
	RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
	RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

	if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) Error_Handler();
}

/**
 * @brief USART1 <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><EFBFBD><EFBFBD><EFBFBD>, PA9(TX)/PA10(RX), 115200-8N1
 */
static void MX_USART1_UART_Init(void)
{
	huart1.Instance = USART1;
	huart1.Init.BaudRate = 115200;
	huart1.Init.WordLength = UART_WORDLENGTH_8B;
	huart1.Init.StopBits = UART_STOPBITS_1;
	huart1.Init.Parity = UART_PARITY_NONE;
	huart1.Init.Mode = UART_MODE_TX_RX;
	huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
	huart1.Init.OverSampling = UART_OVERSAMPLING_16;
	if (HAL_UART_Init(&huart1) != HAL_OK) Error_Handler();
}

/**
 * @brief USART3 <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>: OTA <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><EFBFBD>, PB10(TX)/PB11(RX), 921600-8N1, DMA+IDLE
 * @note <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> APP <EFBFBD><EFBFBD> 4G ģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(AT+IPR=921600)<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>
 */
static void MX_USART3_UART_Init(void)
{
	huart3.Instance = USART3;
	huart3.Init.BaudRate = 921600;
	huart3.Init.WordLength = UART_WORDLENGTH_8B;
	huart3.Init.StopBits = UART_STOPBITS_1;
	huart3.Init.Parity = UART_PARITY_NONE;
	huart3.Init.Mode = UART_MODE_TX_RX;
	huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE;
	huart3.Init.OverSampling = UART_OVERSAMPLING_16;
	if (HAL_UART_Init(&huart3) != HAL_OK) Error_Handler();
}

/**
 * @brief DMA <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>: USART3 RX ʹ<EFBFBD><EFBFBD> DMA1 ͨ<EFBFBD><EFBFBD>3
 */
static void MX_DMA_Init(void)
{
	__HAL_RCC_DMA1_CLK_ENABLE();
	HAL_NVIC_SetPriority(DMA1_Channel3_IRQn, 0, 0);
	HAL_NVIC_EnableIRQ(DMA1_Channel3_IRQn);
}

/**
 * @brief GPIO <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>: GPIOA/USART1, GPIOB/USART3 <EFBFBD><EFBFBD><EFBFBD><EFBFBD>, GPIOD/<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
static void MX_GPIO_Init(void)
{
	GPIO_InitTypeDef g = {0};

	__HAL_RCC_GPIOD_CLK_ENABLE();
	__HAL_RCC_GPIOA_CLK_ENABLE();
	__HAL_RCC_GPIOB_CLK_ENABLE();
	__HAL_RCC_GPIOC_CLK_ENABLE();
	__HAL_RCC_AFIO_CLK_ENABLE();

	/* <20>ر<EFBFBD> JTAG<41><47><EFBFBD><EFBFBD><EFBFBD><EFBFBD> SWD<57><44><EFBFBD>ͷ<EFBFBD> PA15/PB3/PB4 <20><> W25Q64 */
	__HAL_AFIO_REMAP_SWJ_NOJTAG();

	/* PC13(LED2)<29><><EFBFBD>ⲿ<EFBFBD><E2B2BF><EFBFBD>Ź<EFBFBD> TPL5010 <20><> DONE ι<><CEB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
	g.Pin   = GPIO_PIN_13;
	g.Mode  = GPIO_MODE_OUTPUT_PP;
	g.Pull  = GPIO_NOPULL;
	g.Speed = GPIO_SPEED_FREQ_LOW;   /* PC13 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD>ܵ<EFBFBD><DCB5><EFBFBD> */
	HAL_GPIO_Init(GPIOC, &g);
}

/**
 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>: LSI(~40kHz) / 256<EFBFBD><EFBFBD>Ƶ / <EFBFBD><EFBFBD><EFBFBD><EFBFBD>4095 <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>ʱԼ26s
 * @note  LSI ʵ<EFBFBD><EFBFBD>Ƶ<EFBFBD><EFBFBD> 30~60kHz Ư<EFBFBD>ƣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>̳<EFBFBD>ʱԼ 17s<EFBFBD><EFBFBD>
 *        <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>W25Q64 æ<EFBFBD>ȴ<EFBFBD> 5s<EFBFBD><EFBFBD>ԶС<EFBFBD>ڸ<EFBFBD>ֵ
 */
static void MX_IWDG_Init(void)
{
	hiwdg.Instance = IWDG;
	hiwdg.Init.Prescaler = IWDG_PRESCALER_256;
	hiwdg.Init.Reload = 4095;
	if (HAL_IWDG_Init(&hiwdg) != HAL_OK) Error_Handler();
}

void Error_Handler(void)
{
	/* <20><>ʼ<EFBFBD><CABC>ʧ<EFBFBD>ܣ<EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFA3AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
	__disable_irq();
	while (1)
	{
	}
}