3 * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com.
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * Watchdog functions and macros.
30 #if defined(CONFIG_HW_WATCHDOG) && defined(CONFIG_WATCHDOG)
31 # error "Configuration error: CONFIG_HW_WATCHDOG and CONFIG_WATCHDOG can't be used together."
34 #if defined(__ASSEMBLY__) && defined(__NIOS__)
35 # error "Configuration error: WATCHDOG_RESET inside assembler not supported for Nios platforms."
41 #ifdef CONFIG_HW_WATCHDOG
42 #if defined(__ASSEMBLY__)
43 #define WATCHDOG_RESET bl hw_watchdog_reset
45 extern void hw_watchdog_reset(void);
47 #define WATCHDOG_RESET hw_watchdog_reset
48 #endif /* __ASSEMBLY__ */
51 * Maybe a software watchdog?
53 #if defined(CONFIG_WATCHDOG)
54 #if defined(__ASSEMBLY__)
55 #define WATCHDOG_RESET bl watchdog_reset
57 extern void watchdog_reset(void);
59 #define WATCHDOG_RESET watchdog_reset
63 * No hardware or software watchdog.
65 #if defined(__ASSEMBLY__)
66 #define WATCHDOG_RESET /*XXX DO_NOT_DEL_THIS_COMMENT*/
68 #define WATCHDOG_RESET() {}
69 #endif /* __ASSEMBLY__ */
70 #endif /* CONFIG_WATCHDOG && !__ASSEMBLY__ */
71 #endif /* CONFIG_HW_WATCHDOG */
74 * Prototypes from $(CPU)/cpu.c.
78 #if (defined(CONFIG_8xx) || defined(CONFIG_MPC860)) && !defined(__ASSEMBLY__)
79 void reset_8xx_watchdog(volatile immap_t
*immr
);
83 #if defined(CONFIG_5xx) && !defined(__ASSEMBLY__)
84 void reset_5xx_watchdog(volatile immap_t
*immr
);
88 #if defined(CONFIG_4xx) && !defined(__ASSEMBLY__)
89 void reset_4xx_watchdog(void);
92 #endif /* _WATCHDOG_H_ */