76 lines
2.6 KiB
C
76 lines
2.6 KiB
C
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/*
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Nil RTOS - Copyright (C) 2012 Giovanni Di Sirio.
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This file is part of Nil RTOS.
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Nil RTOS 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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Nil RTOS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file STM32F3xx/chtimer.c
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* @brief System timer code.
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*
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* @addtogroup STM32F3_TIMER
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*/
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#include "ch.h"
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#if CH_CFG_TIMEDELTA > 0
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/*===========================================================================*/
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/* Module local definitions. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module exported variables. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module local variables. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module local functions. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module interrupt handlers. */
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/*===========================================================================*/
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/**
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* @brief TIM2 interrupt handler.
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*
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* @isr
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*/
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CH_IRQ_HANDLER(Vector7C) {
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CH_IRQ_PROLOGUE();
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STM32F3_TIM2->SR = 0;
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chSysLockFromIsr();
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chSysTimerHandlerI();
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chSysUnlockFromIsr();
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CH_IRQ_EPILOGUE();
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}
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/*===========================================================================*/
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/* Module exported functions. */
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/*===========================================================================*/
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#endif /* CH_CFG_TIMEDELTA > 0 */
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/** @} */
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