rt-thread/bsp/stm32f10x/stm32f10x_it.c

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2013-01-08 22:40:58 +08:00
/**
******************************************************************************
* @file Project/STM32F10x_StdPeriph_Template/stm32f10x_it.c
* @author MCD Application Team
* @version V3.5.0
* @date 08-April-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 "stm32f10x_it.h"
#include <board.h>
#include <rtthread.h>
/** @addtogroup Template_Project
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/******************************************************************************/
/* Cortex-M3 Processor Exceptions Handlers */
/******************************************************************************/
/**
* @brief This function handles NMI exception.
* @param None
* @retval None
*/
void NMI_Handler(void)
{
}
/**
* @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)
{
}
void SysTick_Handler(void)
{
extern void rt_hw_timer_handler(void);
rt_hw_timer_handler();
}
/******************************************************************************/
/* STM32F10x 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_stm32f10x_xx.s). */
/******************************************************************************/
/*******************************************************************************
* Function Name : DMA1_Channel2_IRQHandler
* Description : This function handles DMA1 Channel 2 interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void DMA1_Channel2_IRQHandler(void)
{
#ifdef RT_USING_UART3
extern struct rt_device uart3_device;
extern void rt_hw_serial_dma_tx_isr(struct rt_device *device);
/* enter interrupt */
rt_interrupt_enter();
if (DMA_GetITStatus(DMA1_IT_TC2))
{
/* transmission complete, invoke serial dma tx isr */
rt_hw_serial_dma_tx_isr(&uart3_device);
}
/* clear DMA flag */
DMA_ClearFlag(DMA1_FLAG_TC2 | DMA1_FLAG_TE2);
/* leave interrupt */
rt_interrupt_leave();
#endif
}
/*******************************************************************************
* Function Name : USART1_IRQHandler
* Description : This function handles USART1 global interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void USART1_IRQHandler(void)
{
#ifdef RT_USING_UART1
extern struct rt_device uart1_device;
extern void rt_hw_serial_isr(struct rt_device *device);
/* enter interrupt */
rt_interrupt_enter();
rt_hw_serial_isr(&uart1_device);
/* leave interrupt */
rt_interrupt_leave();
#endif
}
/*******************************************************************************
* Function Name : USART2_IRQHandler
* Description : This function handles USART2 global interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void USART2_IRQHandler(void)
{
#ifdef RT_USING_UART2
extern struct rt_device uart2_device;
extern void rt_hw_serial_isr(struct rt_device *device);
/* enter interrupt */
rt_interrupt_enter();
rt_hw_serial_isr(&uart2_device);
/* leave interrupt */
rt_interrupt_leave();
#endif
}
/*******************************************************************************
* Function Name : USART3_IRQHandler
* Description : This function handles USART3 global interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void USART3_IRQHandler(void)
{
#ifdef RT_USING_UART3
extern struct rt_device uart3_device;
extern void rt_hw_serial_isr(struct rt_device *device);
/* enter interrupt */
rt_interrupt_enter();
rt_hw_serial_isr(&uart3_device);
/* leave interrupt */
rt_interrupt_leave();
#endif
}
#if defined(RT_USING_DFS) && STM32_USE_SDIO
/*******************************************************************************
* Function Name : SDIO_IRQHandler
* Description : This function handles SDIO global interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void SDIO_IRQHandler(void)
{
extern int SD_ProcessIRQSrc(void);
/* enter interrupt */
rt_interrupt_enter();
/* Process All SDIO Interrupt Sources */
SD_ProcessIRQSrc();
/* leave interrupt */
rt_interrupt_leave();
}
#endif
#ifdef RT_USING_LWIP
#ifdef STM32F10X_CL
/*******************************************************************************
* Function Name : ETH_IRQHandler
* Description : This function handles ETH interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void ETH_IRQHandler(void)
{
extern void rt_hw_stm32_eth_isr(void);
/* enter interrupt */
rt_interrupt_enter();
rt_hw_stm32_eth_isr();
/* leave interrupt */
rt_interrupt_leave();
}
#else
#if (STM32_ETH_IF == 0)
/*******************************************************************************
* Function Name : EXTI0_IRQHandler
* Description : This function handles External interrupt Line 0 request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void EXTI2_IRQHandler(void)
{
extern void enc28j60_isr(void);
/* enter interrupt */
rt_interrupt_enter();
enc28j60_isr();
/* Clear the Key Button EXTI line pending bit */
EXTI_ClearITPendingBit(EXTI_Line2);
/* leave interrupt */
rt_interrupt_leave();
}
#endif
#if (STM32_ETH_IF == 1)
/*******************************************************************************
* Function Name : EXTI4_IRQHandler
* Description : This function handles External lines 9 to 5 interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void EXTI4_IRQHandler(void)
{
extern void rt_dm9000_isr(void);
/* enter interrupt */
rt_interrupt_enter();
/* Clear the DM9000A EXTI line pending bit */
EXTI_ClearITPendingBit(EXTI_Line4);
rt_dm9000_isr();
/* leave interrupt */
rt_interrupt_leave();
}
#endif
#endif
#endif /* end of RT_USING_LWIP */
/**
* @}
*/
/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/