93 lines
2.4 KiB
C
93 lines
2.4 KiB
C
|
/*
|
||
|
|
* (C) Copyright 2001
|
||
|
|
* Erik Theisen, Wave 7 Optics, etheisen@mindspring.com.
|
||
|
|
*
|
||
|
|
* See file CREDITS for list of people who contributed to this
|
||
|
|
* project.
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or
|
||
|
|
* modify it under the terms of the GNU General Public License as
|
||
|
|
* published by the Free Software Foundation; either version 2 of
|
||
|
|
* the License, or (at your option) any later version.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
* GNU General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public License
|
||
|
|
* along with this program; if not, write to the Free Software
|
||
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
||
|
|
* MA 02111-1307 USA
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Watchdog functions and macros.
|
||
|
|
*/
|
||
|
|
#ifndef _WATCHDOG_H_
|
||
|
|
#define _WATCHDOG_H_
|
||
|
|
|
||
|
|
#if defined(CONFIG_HW_WATCHDOG) && defined(CONFIG_WATCHDOG)
|
||
|
|
# error "Configuration error: CONFIG_HW_WATCHDOG and CONFIG_WATCHDOG can't be used together."
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(__ASSEMBLY__) && defined(__NIOS__)
|
||
|
|
# error "Configuration error: WATCHDOG_RESET inside assembler not supported for Nios platforms."
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Hardware watchdog
|
||
|
|
*/
|
||
|
|
#ifdef CONFIG_HW_WATCHDOG
|
||
|
|
#if defined(__ASSEMBLY__)
|
||
|
|
#define WATCHDOG_RESET bl hw_watchdog_reset
|
||
|
|
#else
|
||
|
|
extern void hw_watchdog_reset(void);
|
||
|
|
|
||
|
|
#define WATCHDOG_RESET hw_watchdog_reset
|
||
|
|
#endif /* __ASSEMBLY__ */
|
||
|
|
#else
|
||
|
|
/*
|
||
|
|
* Maybe a software watchdog?
|
||
|
|
*/
|
||
|
|
#if defined(CONFIG_WATCHDOG)
|
||
|
|
#if defined(__ASSEMBLY__)
|
||
|
|
#define WATCHDOG_RESET bl watchdog_reset
|
||
|
|
#else
|
||
|
|
extern void watchdog_reset(void);
|
||
|
|
|
||
|
|
#define WATCHDOG_RESET watchdog_reset
|
||
|
|
#endif
|
||
|
|
#else
|
||
|
|
/*
|
||
|
|
* No hardware or software watchdog.
|
||
|
|
*/
|
||
|
|
#if defined(__ASSEMBLY__)
|
||
|
|
#define WATCHDOG_RESET /*XXX DO_NOT_DEL_THIS_COMMENT*/
|
||
|
|
#else
|
||
|
|
#define WATCHDOG_RESET() {}
|
||
|
|
#endif /* __ASSEMBLY__ */
|
||
|
|
#endif /* CONFIG_WATCHDOG && !__ASSEMBLY__ */
|
||
|
|
#endif /* CONFIG_HW_WATCHDOG */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Prototypes from $(CPU)/cpu.c.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* MPC 8xx */
|
||
|
|
#if (defined(CONFIG_8xx) || defined(CONFIG_MPC860)) && !defined(__ASSEMBLY__)
|
||
|
|
void reset_8xx_watchdog(volatile immap_t *immr);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* MPC 5xx */
|
||
|
|
#if defined(CONFIG_5xx) && !defined(__ASSEMBLY__)
|
||
|
|
void reset_5xx_watchdog(volatile immap_t *immr);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* AMCC 4xx */
|
||
|
|
#if defined(CONFIG_4xx) && !defined(__ASSEMBLY__)
|
||
|
|
void reset_4xx_watchdog(void);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* _WATCHDOG_H_ */
|