1 #ifndef _LINUX_REBOOT_H
2 #define _LINUX_REBOOT_H
3
4 /*
5 * Magic values required to use _reboot() system call.
6 */
7
8 #define LINUX_REBOOT_MAGIC1 0xfee1dead
9 #define LINUX_REBOOT_MAGIC2 672274793
10 #define LINUX_REBOOT_MAGIC2A 85072278
11 #define LINUX_REBOOT_MAGIC2B 369367448
12
13
14 /*
15 * Commands accepted by the _reboot() system call.
16 *
17 * RESTART Restart system using default command and mode.
18 * HALT Stop OS and give system control to ROM monitor, if any.
19 * CAD_ON Ctrl-Alt-Del sequence causes RESTART command.
20 * CAD_OFF Ctrl-Alt-Del sequence sends SIGINT to init task.
21 * POWER_OFF Stop OS and remove all power from system, if possible.
22 * RESTART2 Restart system using given command string.
23 */
24
25 #define LINUX_REBOOT_CMD_RESTART 0x01234567
26 #define LINUX_REBOOT_CMD_HALT 0xCDEF0123
27 #define LINUX_REBOOT_CMD_CAD_ON 0x89ABCDEF
28 #define LINUX_REBOOT_CMD_CAD_OFF 0x00000000
29 #define LINUX_REBOOT_CMD_POWER_OFF 0x4321FEDC
30 #define LINUX_REBOOT_CMD_RESTART2 0xA1B2C3D4
31
32
33 #ifdef __KERNEL__
34
35 #include <linux/notifier.h>
36
37 extern int register_reboot_notifier(struct notifier_block *);
38 extern int unregister_reboot_notifier(struct notifier_block *);
39
40
41 /*
42 * Architecture-specific implementations of sys_reboot commands.
43 */
44
45 extern void machine_restart(char *cmd);
46 extern void machine_halt(void);
47 extern void machine_power_off(void);
48
49 #endif
50
51 #endif /* _LINUX_REBOOT_H */
52
This page was automatically generated by the
LXR engine.
Visit the LXR main site for more
information.