diff options
| author |   Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
|---|---|---|
| committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
| commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
| tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/include/watchdog.h | |
| parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) | |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/include/watchdog.h')
| -rw-r--r-- | qemu/roms/u-boot/include/watchdog.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/include/watchdog.h b/qemu/roms/u-boot/include/watchdog.h new file mode 100644 index 000000000..aacacb970 --- /dev/null +++ b/qemu/roms/u-boot/include/watchdog.h @@ -0,0 +1,98 @@ +/* + * (C) Copyright 2001 + * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* + * Watchdog functions and macros. + */ +#ifndef _WATCHDOG_H_ +#define _WATCHDOG_H_ + +#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 + +#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 + +/* MPC 5xx */ +#if defined(CONFIG_5xx) && !defined(__ASSEMBLY__) + void reset_5xx_watchdog(volatile immap_t *immr); +#endif + +/* MPC 5xxx */ +#if defined(CONFIG_MPC5xxx) && !defined(__ASSEMBLY__) + void reset_5xxx_watchdog(void); +#endif + +/* AMCC 4xx */ +#if defined(CONFIG_4xx) && !defined(__ASSEMBLY__) + void reset_4xx_watchdog(void); +#endif + +#if defined(CONFIG_HW_WATCHDOG) && !defined(__ASSEMBLY__) + void hw_watchdog_init(void); +#endif +#endif /* _WATCHDOG_H_ */ |