Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef _LINUX_REBOOT_H
2#define _LINUX_REBOOT_H
3
4
5#include <linux/notifier.h>
6#include <uapi/linux/reboot.h>
7
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
13extern int register_reboot_notifier(struct notifier_block *);
14extern int unregister_reboot_notifier(struct notifier_block *);
15
16
17/*
18 * Architecture-specific implementations of sys_reboot commands.
19 */
20
21extern void machine_restart(char *cmd);
22extern void machine_halt(void);
23extern void machine_power_off(void);
24
25extern void machine_shutdown(void);
26struct pt_regs;
27extern void machine_crash_shutdown(struct pt_regs *);
28
29/*
30 * Architecture independent implemenations of sys_reboot commands.
31 */
32
33extern void kernel_restart_prepare(char *cmd);
34extern void kernel_restart(char *cmd);
35extern void kernel_halt(void);
36extern void kernel_power_off(void);
37
38extern int C_A_D; /* for sysctl */
39void ctrl_alt_del(void);
40
41#define POWEROFF_CMD_PATH_LEN 256
42extern char poweroff_cmd[POWEROFF_CMD_PATH_LEN];
43
44extern int orderly_poweroff(bool force);
45
46/*
47 * Emergency restart, callable from an interrupt handler.
48 */
49
50extern void emergency_restart(void);
51#include <asm/emergency-restart.h>
52
53#endif /* _LINUX_REBOOT_H */