00001 #ifndef _DEV_WATCHDOG_H_ 00002 #define _DEV_WATCHDOG_H_ 00003 00004 /* 00005 * Copyright (C) 2006 by egnite Software GmbH. All rights reserved. 00006 * 00007 * Redistribution and use in source and binary forms, with or without 00008 * modification, are permitted provided that the following conditions 00009 * are met: 00010 * 00011 * 1. Redistributions of source code must retain the above copyright 00012 * notice, this list of conditions and the following disclaimer. 00013 * 2. Redistributions in binary form must reproduce the above copyright 00014 * notice, this list of conditions and the following disclaimer in the 00015 * documentation and/or other materials provided with the distribution. 00016 * 3. Neither the name of the copyright holders nor the names of 00017 * contributors may be used to endorse or promote products derived 00018 * from this software without specific prior written permission. 00019 * 00020 * THIS SOFTWARE IS PROVIDED BY EGNITE SOFTWARE GMBH AND CONTRIBUTORS 00021 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00022 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00023 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL EGNITE 00024 * SOFTWARE GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00025 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00026 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 00027 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 00028 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00029 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 00030 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00031 * SUCH DAMAGE. 00032 * 00033 * For additional information see http://www.ethernut.de/ 00034 */ 00035 00036 /* 00037 * $Log: watchdog.h,v $ 00038 * Revision 1.2 2006/05/25 09:13:23 haraldkipp 00039 * Platform independent watchdog API added. 00040 * 00041 * Revision 1.1 2006/02/23 15:36:35 haraldkipp 00042 * Added support for AT91 watchdog timer. 00043 * 00044 */ 00045 00046 #include <sys/types.h> 00047 00052 00053 00054 __BEGIN_DECLS 00055 /* Prototypes */ 00056 00091 extern u_long NutWatchDogStart(u_long ms, u_long xmode); 00092 00093 00097 extern void NutWatchDogRestart(void); 00098 00124 extern void NutWatchDogDisable(void); 00125 00139 extern void NutWatchDogEnable(void); 00140 00141 #if defined(__AVR__) 00142 extern u_long AvrWatchDogStart(u_long ms); 00143 extern void AvrWatchDogRestart(void); 00144 extern void AvrWatchDogDisable(void); 00145 extern void AvrWatchDogEnable(void); 00146 #elif defined(MCU_AT91R40008) 00147 extern u_long At91WatchDogStart(u_long ms, u_long xmode); 00148 extern void At91WatchDogRestart(void); 00149 extern void At91WatchDogDisable(void); 00150 extern void At91WatchDogEnable(void); 00151 #endif 00152 00153 __END_DECLS 00154 /* End of prototypes */ 00155 00158 #endif