1*6f52b16cSGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2607ca46eSDavid Howells #ifndef _UAPI_LINUX_REBOOT_H 3607ca46eSDavid Howells #define _UAPI_LINUX_REBOOT_H 4607ca46eSDavid Howells 5607ca46eSDavid Howells /* 6607ca46eSDavid Howells * Magic values required to use _reboot() system call. 7607ca46eSDavid Howells */ 8607ca46eSDavid Howells 9607ca46eSDavid Howells #define LINUX_REBOOT_MAGIC1 0xfee1dead 10607ca46eSDavid Howells #define LINUX_REBOOT_MAGIC2 672274793 11607ca46eSDavid Howells #define LINUX_REBOOT_MAGIC2A 85072278 12607ca46eSDavid Howells #define LINUX_REBOOT_MAGIC2B 369367448 13607ca46eSDavid Howells #define LINUX_REBOOT_MAGIC2C 537993216 14607ca46eSDavid Howells 15607ca46eSDavid Howells 16607ca46eSDavid Howells /* 17607ca46eSDavid Howells * Commands accepted by the _reboot() system call. 18607ca46eSDavid Howells * 19607ca46eSDavid Howells * RESTART Restart system using default command and mode. 20607ca46eSDavid Howells * HALT Stop OS and give system control to ROM monitor, if any. 21607ca46eSDavid Howells * CAD_ON Ctrl-Alt-Del sequence causes RESTART command. 22607ca46eSDavid Howells * CAD_OFF Ctrl-Alt-Del sequence sends SIGINT to init task. 23607ca46eSDavid Howells * POWER_OFF Stop OS and remove all power from system, if possible. 24607ca46eSDavid Howells * RESTART2 Restart system using given command string. 25607ca46eSDavid Howells * SW_SUSPEND Suspend system using software suspend if compiled in. 26607ca46eSDavid Howells * KEXEC Restart system using a previously loaded Linux kernel 27607ca46eSDavid Howells */ 28607ca46eSDavid Howells 29607ca46eSDavid Howells #define LINUX_REBOOT_CMD_RESTART 0x01234567 30607ca46eSDavid Howells #define LINUX_REBOOT_CMD_HALT 0xCDEF0123 31607ca46eSDavid Howells #define LINUX_REBOOT_CMD_CAD_ON 0x89ABCDEF 32607ca46eSDavid Howells #define LINUX_REBOOT_CMD_CAD_OFF 0x00000000 33607ca46eSDavid Howells #define LINUX_REBOOT_CMD_POWER_OFF 0x4321FEDC 34607ca46eSDavid Howells #define LINUX_REBOOT_CMD_RESTART2 0xA1B2C3D4 35607ca46eSDavid Howells #define LINUX_REBOOT_CMD_SW_SUSPEND 0xD000FCE2 36607ca46eSDavid Howells #define LINUX_REBOOT_CMD_KEXEC 0x45584543 37607ca46eSDavid Howells 38607ca46eSDavid Howells 39607ca46eSDavid Howells 40607ca46eSDavid Howells #endif /* _UAPI_LINUX_REBOOT_H */ 41