/**
  ******************************************************************************
  * @file    stm32f4xx_it.c
  * @brief   Interrupt Service Routines.
  ******************************************************************************
  *
  * COPYRIGHT(c) 2016 STMicroelectronics
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal.h"
#include "stm32f4xx.h"
#include "stm32f4xx_it.h"
#include "cmsis_os.h"

/* USER CODE BEGIN 0 */
extern void prvvTIMERExpiredISR(void);
extern void prvvUARTTxReadyISR(void);
extern void prvvUARTRxISR(void);

extern void AddTIM3Counter(void);
extern void LED_Toggle(int Led);
extern void FillConsoleBuf(char);
extern void FillModemBuf(char);
/* USER CODE END 0 */

/* External variables --------------------------------------------------------*/
extern ETH_HandleTypeDef heth;
extern SPI_HandleTypeDef hspi2;
extern TIM_HandleTypeDef htim4;
extern TIM_HandleTypeDef htim7;
extern DMA_HandleTypeDef hdma_usart1_tx;
extern DMA_HandleTypeDef hdma_usart3_tx;
extern UART_HandleTypeDef huart1;
extern UART_HandleTypeDef huart3;

extern TIM_HandleTypeDef htim6;

/******************************************************************************/
/*            Cortex-M4 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 */

  /* 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 HardFault_IRQn 1 */

  /* USER CODE END HardFault_IRQn 1 */
}

/**
* @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 MemoryManagement_IRQn 1 */

  /* USER CODE END MemoryManagement_IRQn 1 */
}

/**
* @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 BusFault_IRQn 1 */

  /* USER CODE END BusFault_IRQn 1 */
}

/**
* @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 UsageFault_IRQn 1 */

  /* USER CODE END UsageFault_IRQn 1 */
}

/**
* @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 */
}

/**
* @brief This function handles System tick timer.
*/
void SysTick_Handler(void)
{
  /* USER CODE BEGIN SysTick_IRQn 0 */

  /* USER CODE END SysTick_IRQn 0 */
  osSystickHandler();
  /* USER CODE BEGIN SysTick_IRQn 1 */

  /* USER CODE END SysTick_IRQn 1 */
}

/******************************************************************************/
/* STM32F4xx 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_stm32f4xx.s).                    */
/******************************************************************************/

/**
* @brief This function handles DMA1 stream3 global interrupt.
*/
void DMA1_Stream3_IRQHandler(void)
{
  /* USER CODE BEGIN DMA1_Stream3_IRQn 0 */
	
  /* USER CODE END DMA1_Stream3_IRQn 0 */
  HAL_DMA_IRQHandler(&hdma_usart3_tx);
  /* USER CODE BEGIN DMA1_Stream3_IRQn 1 */

  /* USER CODE END DMA1_Stream3_IRQn 1 */
}

/**
* @brief This function handles TIM4 global interrupt.
*/
void TIM4_IRQHandler(void)
{
  /* USER CODE BEGIN TIM4_IRQn 0 */
  if(__HAL_TIM_GET_FLAG(&htim4, TIM_FLAG_UPDATE) != RESET)
  {
    if(__HAL_TIM_GET_IT_SOURCE(&htim4, TIM_IT_UPDATE) !=RESET)
    {
      //sprintf(gTmp, "T4_UP_IT\n");
      //Print(gTmp);
      __HAL_TIM_CLEAR_IT(&htim4, TIM_IT_UPDATE);
      prvvTIMERExpiredISR();
    }
  }
  /* USER CODE END TIM4_IRQn 0 */
  HAL_TIM_IRQHandler(&htim4);
  /* USER CODE BEGIN TIM4_IRQn 1 */

  /* USER CODE END TIM4_IRQn 1 */
}

/**
* @brief This function handles SPI2 global interrupt.
*/
void SPI2_IRQHandler(void)
{
  /* USER CODE BEGIN SPI2_IRQn 0 */

  /* USER CODE END SPI2_IRQn 0 */
  HAL_SPI_IRQHandler(&hspi2);
  /* USER CODE BEGIN SPI2_IRQn 1 */

  /* USER CODE END SPI2_IRQn 1 */
}

/**
* @brief This function handles USART1 global interrupt.
*/
void USART1_IRQHandler(void)
{
  /* USER CODE BEGIN USART1_IRQn 0 */
  if(((__HAL_UART_GET_FLAG(&huart1, UART_FLAG_RXNE)) != RESET) && ((__HAL_UART_GET_IT_SOURCE(&huart1, UART_IT_RXNE)) != RESET))
  { 
    prvvUARTRxISR();
    HAL_NVIC_ClearPendingIRQ(USART1_IRQn);
  }

  if(((__HAL_UART_GET_IT_SOURCE(&huart1, UART_IT_TXE)) != RESET) && ((__HAL_UART_GET_FLAG(&huart1, UART_FLAG_TXE)) != RESET))
  {
    prvvUARTTxReadyISR();
    HAL_NVIC_ClearPendingIRQ(USART1_IRQn);
  }
	
  /* USER CODE END USART1_IRQn 0 */
  HAL_UART_IRQHandler(&huart1);
  /* USER CODE BEGIN USART1_IRQn 1 */

  /* USER CODE END USART1_IRQn 1 */
}

/**
* @brief This function handles USART3 global interrupt.
*/
void USART3_IRQHandler(void)
{
  /* USER CODE BEGIN USART3_IRQn 0 */
  uint32_t tmp1, tmp2;	
  tmp1 = __HAL_UART_GET_FLAG(&huart3, UART_FLAG_RXNE);
  tmp2 = __HAL_UART_GET_IT_SOURCE(&huart3, UART_IT_RXNE);
  if((tmp1 != RESET) && (tmp2 != RESET))
  {
		LED_Toggle(2);
    FillConsoleBuf((huart3.Instance->DR & (uint8_t)0x00FFU));
  }
  /* 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 TIM6 global interrupt, DAC1 and DAC2 underrun error interrupts.
*/
void TIM6_DAC_IRQHandler(void)
{
  /* USER CODE BEGIN TIM6_DAC_IRQn 0 */

  /* USER CODE END TIM6_DAC_IRQn 0 */
  HAL_TIM_IRQHandler(&htim6);
  /* USER CODE BEGIN TIM6_DAC_IRQn 1 */

  /* USER CODE END TIM6_DAC_IRQn 1 */
}

/**
* @brief This function handles TIM7 global interrupt.
*/
void TIM7_IRQHandler(void)
{
  /* USER CODE BEGIN TIM7_IRQn 0 */

  /* USER CODE END TIM7_IRQn 0 */
  HAL_TIM_IRQHandler(&htim7);
  /* USER CODE BEGIN TIM7_IRQn 1 */

  /* USER CODE END TIM7_IRQn 1 */
}

/**
* @brief This function handles Ethernet global interrupt.
*/
void ETH_IRQHandler(void)
{
  /* USER CODE BEGIN ETH_IRQn 0 */

  /* USER CODE END ETH_IRQn 0 */
  HAL_ETH_IRQHandler(&heth);
  /* USER CODE BEGIN ETH_IRQn 1 */

  /* USER CODE END ETH_IRQn 1 */
}

/**
* @brief This function handles DMA2 stream7 global interrupt.
*/
void DMA2_Stream7_IRQHandler(void)
{
  /* USER CODE BEGIN DMA2_Stream7_IRQn 0 */

  /* USER CODE END DMA2_Stream7_IRQn 0 */
  HAL_DMA_IRQHandler(&hdma_usart1_tx);
  /* USER CODE BEGIN DMA2_Stream7_IRQn 1 */

  /* USER CODE END DMA2_Stream7_IRQn 1 */
}

/* USER CODE BEGIN 1 */

/* USER CODE END 1 */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
