/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file    stm32h5xx_it.c
  * @brief   Interrupt Service Routines.
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2025 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 "stm32h5xx_it.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "headfile.h"
/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN TD */

/* USER CODE END TD */

/* 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 -----------------------------------------------*/
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

/* External variables --------------------------------------------------------*/
extern TIM_HandleTypeDef htim2;
extern TIM_HandleTypeDef htim3;
extern DMA_NodeTypeDef Node_GPDMA1_Channel5;
extern DMA_QListTypeDef List_GPDMA1_Channel5;
extern DMA_HandleTypeDef handle_GPDMA1_Channel5;
extern DMA_HandleTypeDef handle_GPDMA1_Channel4;
extern DMA_NodeTypeDef Node_GPDMA1_Channel3;
extern DMA_QListTypeDef List_GPDMA1_Channel3;
extern DMA_HandleTypeDef handle_GPDMA1_Channel3;
extern UART_HandleTypeDef huart4;
extern UART_HandleTypeDef huart2;
extern UART_HandleTypeDef huart3;
extern TIM_HandleTypeDef htim5;

/* USER CODE BEGIN EV */

/* USER CODE END EV */

/******************************************************************************/
/*           Cortex Processor Interruption and Exception Handlers          */
/******************************************************************************/
/**
  * @brief This function handles Non maskable interrupt.
  */
void NMI_Handler(void)
{
  /* USER CODE BEGIN NonMaskableInt_IRQn 0 */

  /* USER CODE END NonMaskableInt_IRQn 0 */
  /* USER CODE BEGIN NonMaskableInt_IRQn 1 */
   while (1)
  {
  }
  /* USER CODE END NonMaskableInt_IRQn 1 */
}

/**
  * @brief This function handles Hard fault interrupt.
  */
void HardFault_Handler(void)
{
  /* USER CODE BEGIN HardFault_IRQn 0 */

  /* USER CODE END HardFault_IRQn 0 */
  while (1)
  {
    /* USER CODE BEGIN W1_HardFault_IRQn 0 */
    /* USER CODE END W1_HardFault_IRQn 0 */
  }
}

/**
  * @brief This function handles Memory management fault.
  */
void MemManage_Handler(void)
{
  /* USER CODE BEGIN MemoryManagement_IRQn 0 */

  /* USER CODE END MemoryManagement_IRQn 0 */
  while (1)
  {
    /* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
    /* USER CODE END W1_MemoryManagement_IRQn 0 */
  }
}

/**
  * @brief This function handles Pre-fetch fault, memory access fault.
  */
void BusFault_Handler(void)
{
  /* USER CODE BEGIN BusFault_IRQn 0 */

  /* USER CODE END BusFault_IRQn 0 */
  while (1)
  {
    /* USER CODE BEGIN W1_BusFault_IRQn 0 */
    /* USER CODE END W1_BusFault_IRQn 0 */
  }
}

/**
  * @brief This function handles Undefined instruction or illegal state.
  */
void UsageFault_Handler(void)
{
  /* USER CODE BEGIN UsageFault_IRQn 0 */

  /* USER CODE END UsageFault_IRQn 0 */
  while (1)
  {
    /* USER CODE BEGIN W1_UsageFault_IRQn 0 */
    /* USER CODE END W1_UsageFault_IRQn 0 */
  }
}

/**
  * @brief This function handles Debug monitor.
  */
void DebugMon_Handler(void)
{
  /* USER CODE BEGIN DebugMonitor_IRQn 0 */

  /* USER CODE END DebugMonitor_IRQn 0 */
  /* USER CODE BEGIN DebugMonitor_IRQn 1 */

  /* USER CODE END DebugMonitor_IRQn 1 */
}

/******************************************************************************/
/* STM32H5xx Peripheral Interrupt Handlers                                    */
/* Add here the Interrupt Handlers for the used peripherals.                  */
/* For the available peripheral interrupt handler names,                      */
/* please refer to the startup file (startup_stm32h5xx.s).                    */
/******************************************************************************/

/**
  * @brief This function handles GPDMA1 Channel 3 global interrupt.
  */
void GPDMA1_Channel3_IRQHandler(void)
{
  /* USER CODE BEGIN GPDMA1_Channel3_IRQn 0 */

  /* USER CODE END GPDMA1_Channel3_IRQn 0 */
  HAL_DMA_IRQHandler(&handle_GPDMA1_Channel3);
  /* USER CODE BEGIN GPDMA1_Channel3_IRQn 1 */

  /* USER CODE END GPDMA1_Channel3_IRQn 1 */
}

/**
  * @brief This function handles GPDMA1 Channel 4 global interrupt.
  */
void GPDMA1_Channel4_IRQHandler(void)
{
  /* USER CODE BEGIN GPDMA1_Channel4_IRQn 0 */

  /* USER CODE END GPDMA1_Channel4_IRQn 0 */
  HAL_DMA_IRQHandler(&handle_GPDMA1_Channel4);
  /* USER CODE BEGIN GPDMA1_Channel4_IRQn 1 */

  /* USER CODE END GPDMA1_Channel4_IRQn 1 */
}

/**
  * @brief This function handles GPDMA1 Channel 5 global interrupt.
  */
void GPDMA1_Channel5_IRQHandler(void)
{
  /* USER CODE BEGIN GPDMA1_Channel5_IRQn 0 */

  /* USER CODE END GPDMA1_Channel5_IRQn 0 */
  HAL_DMA_IRQHandler(&handle_GPDMA1_Channel5);
  /* USER CODE BEGIN GPDMA1_Channel5_IRQn 1 */

  /* USER CODE END GPDMA1_Channel5_IRQn 1 */
}

/**
  * @brief This function handles TIM2 global interrupt.
  */
void TIM2_IRQHandler(void)
{
  /* USER CODE BEGIN TIM2_IRQn 0 */

  /* USER CODE END TIM2_IRQn 0 */
  HAL_TIM_IRQHandler(&htim2);
  /* USER CODE BEGIN TIM2_IRQn 1 */

  /* USER CODE END TIM2_IRQn 1 */
}

/**
  * @brief This function handles TIM3 global interrupt.
  */
void TIM3_IRQHandler(void)
{
  /* USER CODE BEGIN TIM3_IRQn 0 */

  /* USER CODE END TIM3_IRQn 0 */
  HAL_TIM_IRQHandler(&htim3);
  /* USER CODE BEGIN TIM3_IRQn 1 */

  /* USER CODE END TIM3_IRQn 1 */
}

/**
  * @brief This function handles TIM5 global interrupt.
  */
void TIM5_IRQHandler(void)
{
  /* USER CODE BEGIN TIM5_IRQn 0 */

  /* USER CODE END TIM5_IRQn 0 */
  HAL_TIM_IRQHandler(&htim5);
  /* USER CODE BEGIN TIM5_IRQn 1 */

  /* USER CODE END TIM5_IRQn 1 */
}

/**
  * @brief This function handles USART2 global interrupt.
  */
void USART2_IRQHandler(void)
{
  /* USER CODE BEGIN USART2_IRQn 0 */

  /* USER CODE END USART2_IRQn 0 */
  HAL_UART_IRQHandler(&huart2);
  /* USER CODE BEGIN USART2_IRQn 1 */

  /* USER CODE END USART2_IRQn 1 */
}

/**
  * @brief This function handles USART3 global interrupt.
  */
void USART3_IRQHandler(void)
{
  /* USER CODE BEGIN USART3_IRQn 0 */

  /* USER CODE END USART3_IRQn 0 */
  HAL_UART_IRQHandler(&huart3);
  /* USER CODE BEGIN USART3_IRQn 1 */

  /* USER CODE END USART3_IRQn 1 */
}

/**
  * @brief This function handles UART4 global interrupt.
  */
void UART4_IRQHandler(void)
{
    HAL_UART_IRQHandler(&huart4);

    if (__HAL_UART_GET_FLAG(&huart4, UART_FLAG_IDLE))
    {
        __HAL_UART_CLEAR_IDLEFLAG(&huart4);  // 清除空闲中断标志

        // 停止DMA
        HAL_UART_DMAStop(&huart4);

        // 计算实际接收的数据长度
        uint16_t len = UART_DMA_RX_BUF_SIZE - __HAL_DMA_GET_COUNTER(huart4.hdmarx);

        // 拷贝到ring buffer
        for (uint16_t i = 0; i < len; i++)
        {
            ble_rx_ring.buffer[ble_rx_ring.head] = uart_dma_rx_buf[i];
            ble_rx_ring.head = (ble_rx_ring.head + 1) % RING_BUFFER_SIZE;
		
        }
		flag = 1;
        // 重新启动DMA
        HAL_UART_Receive_DMA(&huart4, uart_dma_rx_buf, UART_DMA_RX_BUF_SIZE);
    }
}

/* USER CODE BEGIN 1 */

/* USER CODE END 1 */
