2 * Copyright (C) 2014 Intel Corporation; author Matt Fleming
6 #include <linux/reboot.h>
8 int efi_reboot_quirk_mode = -1;
10 void efi_reboot(enum reboot_mode reboot_mode, const char *__unused)
14 if (!efi_enabled(EFI_RUNTIME_SERVICES))
17 switch (reboot_mode) {
20 efi_mode = EFI_RESET_WARM;
23 efi_mode = EFI_RESET_COLD;
28 * If a quirk forced an EFI reset mode, always use that.
30 if (efi_reboot_quirk_mode != -1)
31 efi_mode = efi_reboot_quirk_mode;
33 efi.reset_system(efi_mode, EFI_SUCCESS, 0, NULL);
36 bool __weak efi_poweroff_required(void)
41 static void efi_power_off(void)
43 efi.reset_system(EFI_RESET_SHUTDOWN, EFI_SUCCESS, 0, NULL);
46 static int __init efi_shutdown_init(void)
48 if (!efi_enabled(EFI_RUNTIME_SERVICES))
51 if (efi_poweroff_required())
52 pm_power_off = efi_power_off;
56 late_initcall(efi_shutdown_init);