nes-proj/cpu/stm32w108/watchdog.c

88 lines
2.7 KiB
C

/**
* \addtogroup mbxxx-platform
*
* @{
*/
/*
* Copyright (c) 2010, STMicroelectronics.
* All rights reserved.
*
* 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. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
*/
/**
* \file
* Watchdog
* \author
* Salvatore Pitrulli <salvopitru@users.sourceforge.net>
*/
#include <stdio.h>
#include "dev/watchdog.h"
#include PLATFORM_HEADER
#include "hal/error.h"
#include "hal/hal.h"
/*---------------------------------------------------------------------------*/
void
watchdog_init(void)
{
}
/*---------------------------------------------------------------------------*/
void
watchdog_start(void)
{
/*
* We setup the watchdog to reset the device after 2.048 seconds,
* unless watchdog_periodic() is called.
*/
halInternalEnableWatchDog();
}
/*---------------------------------------------------------------------------*/
void
watchdog_periodic(void)
{
/* This function is called periodically to restart the watchdog timer. */
halResetWatchdog();
}
/*---------------------------------------------------------------------------*/
void
watchdog_stop(void)
{
halInternalDisableWatchDog(MICRO_DISABLE_WATCH_DOG_KEY);
}
/*---------------------------------------------------------------------------*/
void
watchdog_reboot(void)
{
halReboot();
}
/*---------------------------------------------------------------------------*/
/** @} */