projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 1da177e4 LT |
2 | #ifndef _LINUX_REBOOT_H |
| 3 | #define _LINUX_REBOOT_H | |
| 4 | ||
| 1da177e4 LT |
5 | |
| 6 | #include <linux/notifier.h> | |
| 607ca46e | 7 | #include <uapi/linux/reboot.h> |
| 1da177e4 | 8 | |
| c5f41752 AW |
9 | #define SYS_DOWN 0x0001 /* Notify of system down */ |
| 10 | #define SYS_RESTART SYS_DOWN | |
| 11 | #define SYS_HALT 0x0002 /* Notify of system halt */ | |
| 12 | #define SYS_POWER_OFF 0x0003 /* Notify of system power off */ | |
| 13 | ||
| edf2b139 RH |
14 | enum reboot_mode { |
| 15 | REBOOT_COLD = 0, | |
| 16 | REBOOT_WARM, | |
| c97a7008 RH |
17 | REBOOT_HARD, |
| 18 | REBOOT_SOFT, | |
| 7b6d864b | 19 | REBOOT_GPIO, |
| edf2b139 | 20 | }; |
| 1b3a5d02 RH |
21 | extern enum reboot_mode reboot_mode; |
| 22 | ||
| 23 | enum reboot_type { | |
| 5be44a6f IM |
24 | BOOT_TRIPLE = 't', |
| 25 | BOOT_KBD = 'k', | |
| 26 | BOOT_BIOS = 'b', | |
| 27 | BOOT_ACPI = 'a', | |
| 28 | BOOT_EFI = 'e', | |
| 29 | BOOT_CF9_FORCE = 'p', | |
| 30 | BOOT_CF9_SAFE = 'q', | |
| 1b3a5d02 RH |
31 | }; |
| 32 | extern enum reboot_type reboot_type; | |
| 33 | ||
| 34 | extern int reboot_default; | |
| 35 | extern int reboot_cpu; | |
| 36 | extern int reboot_force; | |
| 37 | ||
| edf2b139 | 38 | |
| 1da177e4 LT |
39 | extern int register_reboot_notifier(struct notifier_block *); |
| 40 | extern int unregister_reboot_notifier(struct notifier_block *); | |
| 41 | ||
| b63adb97 GR |
42 | extern int register_restart_handler(struct notifier_block *); |
| 43 | extern int unregister_restart_handler(struct notifier_block *); | |
| 44 | extern void do_kernel_restart(char *cmd); | |
| 1da177e4 LT |
45 | |
| 46 | /* | |
| 47 | * Architecture-specific implementations of sys_reboot commands. | |
| 48 | */ | |
| 49 | ||
| c97102ba | 50 | extern void migrate_to_reboot_cpu(void); |
| 1da177e4 LT |
51 | extern void machine_restart(char *cmd); |
| 52 | extern void machine_halt(void); | |
| 53 | extern void machine_power_off(void); | |
| 54 | ||
| dc009d92 | 55 | extern void machine_shutdown(void); |
| 6e274d14 AN |
56 | struct pt_regs; |
| 57 | extern void machine_crash_shutdown(struct pt_regs *); | |
| dc009d92 | 58 | |
| 972ee83d | 59 | /* |
| 4a00ea1e EB |
60 | * Architecture independent implemenations of sys_reboot commands. |
| 61 | */ | |
| 62 | ||
| ca195b7f | 63 | extern void kernel_restart_prepare(char *cmd); |
| 4a00ea1e EB |
64 | extern void kernel_restart(char *cmd); |
| 65 | extern void kernel_halt(void); | |
| 66 | extern void kernel_power_off(void); | |
| 83cc5ed3 | 67 | |
| eb5572fe | 68 | extern int C_A_D; /* for sysctl */ |
| 83cc5ed3 | 69 | void ctrl_alt_del(void); |
| 4a00ea1e | 70 | |
| 10a0a8d4 JF |
71 | #define POWEROFF_CMD_PATH_LEN 256 |
| 72 | extern char poweroff_cmd[POWEROFF_CMD_PATH_LEN]; | |
| 73 | ||
| 7a54f46b JS |
74 | extern void orderly_poweroff(bool force); |
| 75 | extern void orderly_reboot(void); | |
| 10a0a8d4 | 76 | |
| 7c903473 EB |
77 | /* |
| 78 | * Emergency restart, callable from an interrupt handler. | |
| 79 | */ | |
| 80 | ||
| 81 | extern void emergency_restart(void); | |
| 82 | #include <asm/emergency-restart.h> | |
| 83 | ||
| 1da177e4 | 84 | #endif /* _LINUX_REBOOT_H */ |