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include/watchdog.h
2.21 KB
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/* * (C) Copyright 2001 * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. * |
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* SPDX-License-Identifier: GPL-2.0+ |
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*/ /* * Watchdog functions and macros. */ #ifndef _WATCHDOG_H_ #define _WATCHDOG_H_ |
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#if !defined(__ASSEMBLY__) /* * Reset the watchdog timer, always returns 0 * * This function is here since it is shared between board_f() and board_r(), * and the legacy arch/<arch>/board.c code. */ int init_func_watchdog_reset(void); #endif #ifdef CONFIG_WATCHDOG #define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init, #define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset, #else #define INIT_FUNC_WATCHDOG_INIT #define INIT_FUNC_WATCHDOG_RESET #endif |
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#if defined(CONFIG_HW_WATCHDOG) && defined(CONFIG_WATCHDOG) # error "Configuration error: CONFIG_HW_WATCHDOG and CONFIG_WATCHDOG can't be used together." #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 |
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/* MPC 5xx */ #if defined(CONFIG_5xx) && !defined(__ASSEMBLY__) void reset_5xx_watchdog(volatile immap_t *immr); #endif |
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/* MPC 5xxx */ #if defined(CONFIG_MPC5xxx) && !defined(__ASSEMBLY__) void reset_5xxx_watchdog(void); #endif |
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/* AMCC 4xx */ |
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#if defined(CONFIG_4xx) && !defined(__ASSEMBLY__) void reset_4xx_watchdog(void); #endif |
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#if defined(CONFIG_HW_WATCHDOG) && !defined(__ASSEMBLY__) |
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void hw_watchdog_init(void); #endif |
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#endif /* _WATCHDOG_H_ */ |