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gerrit-public.fairphone.software / kernel / msm-4.9 / edf2b1394611fef7806d4af72179dc3ac101f275 / . / include / linux / reboot.h
blob: 37d56c356a06e17b08b19cb519b8480f0932eaf2 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1#ifndef _LINUX_REBOOT_H
2#define _LINUX_REBOOT_H
3
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]4
5#include <linux/notifier.h>
David Howells607ca462012-10-13 10:46:48 +0100[diff] [blame]6#include <uapi/linux/reboot.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]7
Amerigo Wangc5f41752011-07-25 17:13:10 -0700[diff] [blame]8#define SYS_DOWN 0x0001 /* Notify of system down */
9#define SYS_RESTART SYS_DOWN
10#define SYS_HALT 0x0002 /* Notify of system halt */
11#define SYS_POWER_OFF 0x0003 /* Notify of system power off */
12
Robin Holtedf2b132013-07-08 16:01:35 -0700[diff] [blame^]13enum reboot_mode {
14 REBOOT_COLD = 0,
15 REBOOT_WARM,
16};
17
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]18extern int register_reboot_notifier(struct notifier_block *);
19extern int unregister_reboot_notifier(struct notifier_block *);
20
21
22/*
23 * Architecture-specific implementations of sys_reboot commands.
24 */
25
26extern void machine_restart(char *cmd);
27extern void machine_halt(void);
28extern void machine_power_off(void);
29
Eric W. Biedermandc009d92005-06-25 14:57:52 -0700[diff] [blame]30extern void machine_shutdown(void);
Alexander Nyberg6e274d12005-06-25 14:58:26 -0700[diff] [blame]31struct pt_regs;
32extern void machine_crash_shutdown(struct pt_regs *);
Eric W. Biedermandc009d92005-06-25 14:57:52 -0700[diff] [blame]33
Robin Holt972ee832013-07-08 16:01:34 -0700[diff] [blame]34/*
Eric W. Biederman4a00ea12005-07-26 11:24:14 -0600[diff] [blame]35 * Architecture independent implemenations of sys_reboot commands.
36 */
37
Huang Yingca195b72008-08-15 00:40:24 -0700[diff] [blame]38extern void kernel_restart_prepare(char *cmd);
Eric W. Biederman4a00ea12005-07-26 11:24:14 -0600[diff] [blame]39extern void kernel_restart(char *cmd);
40extern void kernel_halt(void);
41extern void kernel_power_off(void);
Adrian Bunk83cc5ed2006-06-25 05:47:41 -0700[diff] [blame]42
Dave Youngeb5572f2010-03-10 15:23:59 -0800[diff] [blame]43extern int C_A_D; /* for sysctl */
Adrian Bunk83cc5ed2006-06-25 05:47:41 -0700[diff] [blame]44void ctrl_alt_del(void);
Eric W. Biederman4a00ea12005-07-26 11:24:14 -0600[diff] [blame]45
Jeremy Fitzhardinge10a0a8d2007-07-17 18:37:02 -0700[diff] [blame]46#define POWEROFF_CMD_PATH_LEN 256
47extern char poweroff_cmd[POWEROFF_CMD_PATH_LEN];
48
49extern int orderly_poweroff(bool force);
50
Eric W. Biederman7c903472005-07-26 11:29:55 -0600[diff] [blame]51/*
52 * Emergency restart, callable from an interrupt handler.
53 */
54
55extern void emergency_restart(void);
56#include <asm/emergency-restart.h>
57
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]58#endif /* _LINUX_REBOOT_H */