LXR linux/include/uapi/linux/reboot.h

   1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2#ifndef _UAPI_LINUX_REBOOT_H
   3#define _UAPI_LINUX_REBOOT_H
   4
   5/*
   6 * Magic values required to use _reboot() system call.
   7 */
   8
   9#define LINUX_REBOOT_MAGIC1     0xfee1dead
  10#define LINUX_REBOOT_MAGIC2     672274793
  11#define LINUX_REBOOT_MAGIC2A    85072278
  12#define LINUX_REBOOT_MAGIC2B    369367448
  13#define LINUX_REBOOT_MAGIC2C    537993216
  14
  15
  16/*
  17 * Commands accepted by the _reboot() system call.
  18 *
  19 * RESTART     Restart system using default command and mode.
  20 * HALT        Stop OS and give system control to ROM monitor, if any.
  21 * CAD_ON      Ctrl-Alt-Del sequence causes RESTART command.
  22 * CAD_OFF     Ctrl-Alt-Del sequence sends SIGINT to init task.
  23 * POWER_OFF   Stop OS and remove all power from system, if possible.
  24 * RESTART2    Restart system using given command string.
  25 * SW_SUSPEND  Suspend system using software suspend if compiled in.
  26 * KEXEC       Restart system using a previously loaded Linux kernel
  27 */
  28
  29#define LINUX_REBOOT_CMD_RESTART        0x01234567
  30#define LINUX_REBOOT_CMD_HALT           0xCDEF0123
  31#define LINUX_REBOOT_CMD_CAD_ON         0x89ABCDEF
  32#define LINUX_REBOOT_CMD_CAD_OFF        0x00000000
  33#define LINUX_REBOOT_CMD_POWER_OFF      0x4321FEDC
  34#define LINUX_REBOOT_CMD_RESTART2       0xA1B2C3D4
  35#define LINUX_REBOOT_CMD_SW_SUSPEND     0xD000FCE2
  36#define LINUX_REBOOT_CMD_KEXEC          0x45584543
  37
  38
  39
  40#endif /* _UAPI_LINUX_REBOOT_H */
  41