/* SPDX-License-Identifier: GPL-2.0 */
|
#ifndef _LINUX_REBOOT_H
|
#define _LINUX_REBOOT_H
|
|
|
#include <linux/notifier.h>
|
#include <uapi/linux/reboot.h>
|
|
struct device;
|
|
#define SYS_DOWN 0x0001 /* Notify of system down */
|
#define SYS_RESTART SYS_DOWN
|
#define SYS_HALT 0x0002 /* Notify of system halt */
|
#define SYS_POWER_OFF 0x0003 /* Notify of system power off */
|
|
enum reboot_mode {
|
REBOOT_UNDEFINED = -1,
|
REBOOT_COLD = 0,
|
REBOOT_WARM,
|
REBOOT_HARD,
|
REBOOT_SOFT,
|
REBOOT_GPIO,
|
};
|
extern enum reboot_mode reboot_mode;
|
extern enum reboot_mode panic_reboot_mode;
|
|
enum reboot_type {
|
BOOT_TRIPLE = 't',
|
BOOT_KBD = 'k',
|
BOOT_BIOS = 'b',
|
BOOT_ACPI = 'a',
|
BOOT_EFI = 'e',
|
BOOT_CF9_FORCE = 'p',
|
BOOT_CF9_SAFE = 'q',
|
};
|
extern enum reboot_type reboot_type;
|
|
extern int reboot_default;
|
extern int reboot_cpu;
|
extern int reboot_force;
|
|
|
extern int register_reboot_notifier(struct notifier_block *);
|
extern int unregister_reboot_notifier(struct notifier_block *);
|
|
extern int devm_register_reboot_notifier(struct device *, struct notifier_block *);
|
|
extern int register_restart_handler(struct notifier_block *);
|
extern int unregister_restart_handler(struct notifier_block *);
|
extern void do_kernel_restart(char *cmd);
|
|
#ifdef CONFIG_NO_GKI
|
extern int register_pre_restart_handler(struct notifier_block *nb);
|
extern int unregister_pre_restart_handler(struct notifier_block *nb);
|
extern void do_kernel_pre_restart(char *cmd);
|
#else
|
static inline int register_pre_restart_handler(struct notifier_block *nb)
|
{
|
return 0;
|
}
|
|
static inline int unregister_pre_restart_handler(struct notifier_block *nb)
|
{
|
return 0;
|
}
|
|
static inline void do_kernel_pre_restart(char *cmd)
|
{
|
}
|
#endif
|
|
/*
|
* Architecture-specific implementations of sys_reboot commands.
|
*/
|
|
extern void migrate_to_reboot_cpu(void);
|
extern void machine_restart(char *cmd);
|
extern void machine_halt(void);
|
extern void machine_power_off(void);
|
|
extern void machine_shutdown(void);
|
struct pt_regs;
|
extern void machine_crash_shutdown(struct pt_regs *);
|
|
/*
|
* Architecture independent implemenations of sys_reboot commands.
|
*/
|
|
extern void kernel_restart_prepare(char *cmd);
|
extern void kernel_restart(char *cmd);
|
extern void kernel_halt(void);
|
extern void kernel_power_off(void);
|
|
extern int C_A_D; /* for sysctl */
|
void ctrl_alt_del(void);
|
|
#define POWEROFF_CMD_PATH_LEN 256
|
extern char poweroff_cmd[POWEROFF_CMD_PATH_LEN];
|
|
extern void orderly_poweroff(bool force);
|
extern void orderly_reboot(void);
|
|
/*
|
* Emergency restart, callable from an interrupt handler.
|
*/
|
|
extern void emergency_restart(void);
|
#include <asm/emergency-restart.h>
|
|
#endif /* _LINUX_REBOOT_H */
|
