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git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/blob - include/linux/reboot.h
1 #ifndef _LINUX_REBOOT_H
2 #define _LINUX_REBOOT_H
5 #include <linux/notifier.h>
6 #include <uapi/linux/reboot.h>
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 */
20 extern enum reboot_mode reboot_mode
;
31 extern enum reboot_type reboot_type
;
33 extern int reboot_default
;
34 extern int reboot_cpu
;
35 extern int reboot_force
;
38 extern int register_reboot_notifier(struct notifier_block
*);
39 extern int unregister_reboot_notifier(struct notifier_block
*);
43 * Architecture-specific implementations of sys_reboot commands.
46 extern void machine_restart(char *cmd
);
47 extern void machine_halt(void);
48 extern void machine_power_off(void);
50 extern void machine_shutdown(void);
52 extern void machine_crash_shutdown(struct pt_regs
*);
55 * Architecture independent implemenations of sys_reboot commands.
58 extern void kernel_restart_prepare(char *cmd
);
59 extern void kernel_restart(char *cmd
);
60 extern void kernel_halt(void);
61 extern void kernel_power_off(void);
63 extern int C_A_D
; /* for sysctl */
64 void ctrl_alt_del(void);
66 #define POWEROFF_CMD_PATH_LEN 256
67 extern char poweroff_cmd
[POWEROFF_CMD_PATH_LEN
];
69 extern int orderly_poweroff(bool force
);
72 * Emergency restart, callable from an interrupt handler.
75 extern void emergency_restart(void);
76 #include <asm/emergency-restart.h>
78 #endif /* _LINUX_REBOOT_H */