提交SMOD ATSC IMX APP版本 V122

2026-07-16 14:35:59 +08:00
commit 7601c270d5
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+
+/*
+@NOT_ACT_USED
+*/
+
+
+
+/**
+  ******************************************************************************
+  * @file    stm32f4xx_it.c
+  * @author  MCD Application Team
+  * @version V1.0.0
+  * @date    31-October-2011
+  * @brief   Main Interrupt Service Routines.
+  *          This file provides template for all exceptions handler and
+  *          peripherals interrupt service routine.
+  ******************************************************************************
+  * @attention
+  *
+  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+  *
+  * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
+  ******************************************************************************
+  */
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f4xx_it.h"
+#include "main.h"
+#include "stm32f4x7_eth.h"
+
+/* Scheduler includes */
+#include "FreeRTOS.h"
+#include "task.h"
+#include "queue.h"
+
+/* lwip includes */
+#include "lwip/sys.h"
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+/* Private macro -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+extern xSemaphoreHandle s_xSemaphore;
+/* Private function prototypes -----------------------------------------------*/
+extern void xPortSysTickHandler(void);
+/* Private functions ---------------------------------------------------------*/
+
+/******************************************************************************/
+/*            Cortex-M4 Processor Exceptions Handlers                         */
+/******************************************************************************/
+
+/**
+  * @brief   This function handles NMI exception.
+  * @param  None
+  * @retval None
+  */
+void NMI_Handler(void)
+{
+}
+
+/**
+  * @brief  This function handles Hard Fault exception.
+  * @param  None
+  * @retval None
+  */
+void HardFault_Handler(void)
+{
+  /* Go to infinite loop when Hard Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles Memory Manage exception.
+  * @param  None
+  * @retval None
+  */
+void MemManage_Handler(void)
+{
+  /* Go to infinite loop when Memory Manage exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles Bus Fault exception.
+  * @param  None
+  * @retval None
+  */
+void BusFault_Handler(void)
+{
+  /* Go to infinite loop when Bus Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles Usage Fault exception.
+  * @param  None
+  * @retval None
+  */
+void UsageFault_Handler(void)
+{
+  /* Go to infinite loop when Usage Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles SVCall exception.
+  * @param  None
+  * @retval None
+  */
+void SVC_Handler(void)
+{
+}
+
+/**
+  * @brief  This function handles Debug Monitor exception.
+  * @param  None
+  * @retval None
+  */
+void DebugMon_Handler(void)
+{
+}
+
+/**
+  * @brief  This function handles PendSVC exception.
+  * @param  None
+  * @retval None
+  */
+void PendSV_Handler(void)
+{
+}
+
+/**
+  * @brief  This function handles SysTick Handler.
+  * @param  None
+  * @retval None
+  */
+void SysTick_Handler(void)
+{
+  xPortSysTickHandler();
+}
+
+/**
+  * @brief  This function handles External line 10 interrupt request.
+  * @param  None
+  * @retval None
+  */
+#if 0
+void EXTI15_10_IRQHandler(void)
+{
+  if(EXTI_GetITStatus(ETH_LINK_EXTI_LINE) != RESET)
+  {
+    Eth_Link_ITHandler(DP83848_PHY_ADDRESS);
+    /* Clear interrupt pending bit */
+    EXTI_ClearITPendingBit(ETH_LINK_EXTI_LINE);
+  }
+}
+#endif
+/**
+  * @brief  This function handles ethernet DMA interrupt request.
+  * @param  None
+  * @retval None
+  */
+void ETH_IRQHandler(void)
+{
+    portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
+
+    /* Frame received */
+    if ( ETH_GetDMAFlagStatus(ETH_DMA_FLAG_R) == SET)
+    {
+        /* Give the semaphore to wakeup LwIP task */
+        xSemaphoreGiveFromISR( s_xSemaphore, &xHigherPriorityTaskWoken );
+        /* Switch tasks if necessary. */
+
+        portEND_SWITCHING_ISR( xHigherPriorityTaskWoken );
+
+    }
+    /* Clear the interrupt flags. */
+    /* Clear the Eth DMA Rx IT pending bits */
+    ETH_DMAClearITPendingBit(ETH_DMA_IT_R);
+    ETH_DMAClearITPendingBit(ETH_DMA_IT_NIS);
+}
+
+
+
+
+
+/******************************************************************************/
+/*                 STM32F4xx Peripherals Interrupt Handlers                   */
+/*  Add here the Interrupt Handler for the used peripheral(s) (PPP), for the  */
+/*  available peripheral interrupt handler's name please refer to the startup */
+/*  file (startup_stm32f4xx.s).                                               */
+/******************************************************************************/
+/**
+  * @brief  This function handles PPP interrupt request.
+  * @param  None
+  * @retval None
+  */
+/*void PPP_IRQHandler(void)
+{
+}*/
+
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/