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git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@1777 ebee16cc-31ac-478f-84a7-5cbb03baadba
95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
/**
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******************************************************************************
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*
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* @addtogroup PIOS PIOS Core hardware abstraction layer
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* @{
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* @addtogroup PIOS_EXTI External Interrupt Handlers
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* @brief External interrupt handler functions
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* @note Currently deals with BMP085 readings
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* @{
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*
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* @file pios_exti.c
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
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* @brief External Interrupt Handlers
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* @see The GNU Public License (GPL) Version 3
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*
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*****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* Project Includes */
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#include "pios.h"
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#if defined(PIOS_INCLUDE_EXTI)
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/**
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* Handle external lines 15 to 10 interrupt requests
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*/
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void EXTI15_10_IRQHandler(void)
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{
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#if defined(PIOS_INCLUDE_FREERTOS)
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portBASE_TYPE xHigherPriorityTaskWoken;
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#endif
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#if defined(PIOS_INCLUDE_BMP085)
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if (EXTI_GetITStatus(PIOS_BMP085_EOC_EXTI_LINE) != RESET) {
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/* Read the ADC Value */
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xSemaphoreGiveFromISR(PIOS_BMP085_EOC, &xHigherPriorityTaskWoken);
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/* Clear the EXTI line pending bit */
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EXTI_ClearITPendingBit(PIOS_BMP085_EOC_EXTI_LINE);
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}
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#endif
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#if defined(PIOS_INCLUDE_FREERTOS)
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/* Yield From ISR if needed */
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portEND_SWITCHING_ISR(xHigherPriorityTaskWoken);
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#endif
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}
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/**
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* Handle external lines 9 to 5 interrupt requests
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*/
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extern void PIOS_HMC5843_IRQHandler(void);
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void EXTI9_5_IRQHandler(void)
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{
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#if defined(PIOS_INCLUDE_HMC5843)
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if (EXTI_GetITStatus(PIOS_HMC5843_DRDY_EXTI_LINE) != RESET) {
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PIOS_HMC5843_IRQHandler();
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EXTI_ClearITPendingBit(PIOS_HMC5843_DRDY_EXTI_LINE);
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}
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#endif
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}
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/**
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* Handle external line 4 interrupt requests
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*/
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#if defined(PIOS_INCLUDE_USB)
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void EXTI4_IRQHandler(void)
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{
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if (EXTI_GetITStatus(PIOS_USB_DETECT_EXTI_LINE) != RESET) {
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/* Clear the EXTI line pending bit */
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EXTI_ClearITPendingBit(PIOS_USB_DETECT_EXTI_LINE);
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}
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}
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#endif
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#endif
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/**
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* @}
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* @}
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*/
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