diff options
Diffstat (limited to 'roms/ipxe/src/interface/efi/efi_reboot.c')
-rw-r--r-- | roms/ipxe/src/interface/efi/efi_reboot.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/roms/ipxe/src/interface/efi/efi_reboot.c b/roms/ipxe/src/interface/efi/efi_reboot.c new file mode 100644 index 00000000..96638c48 --- /dev/null +++ b/roms/ipxe/src/interface/efi/efi_reboot.c @@ -0,0 +1,61 @@ +/* + * Copyright (C) 2013 Michael Brown <mbrown@fensystems.co.uk>. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +/** + * @file + * + * EFI reboot mechanism + * + */ + +#include <errno.h> +#include <ipxe/efi/efi.h> +#include <ipxe/reboot.h> + +/** + * Reboot system + * + * @v warm Perform a warm reboot + */ +static void efi_reboot ( int warm ) { + EFI_RUNTIME_SERVICES *rs = efi_systab->RuntimeServices; + + /* Use runtime services to reset system */ + rs->ResetSystem ( ( warm ? EfiResetWarm : EfiResetCold ), 0, 0, NULL ); +} + +/** + * Power off system + * + * @ret rc Return status code + */ +static int efi_poweroff ( void ) { + EFI_RUNTIME_SERVICES *rs = efi_systab->RuntimeServices; + + /* Use runtime services to power off system */ + rs->ResetSystem ( EfiResetShutdown, 0, 0, NULL ); + + /* Should never happen */ + return -ECANCELED; +} + +PROVIDE_REBOOT ( efi, reboot, efi_reboot ); +PROVIDE_REBOOT ( efi, poweroff, efi_poweroff ); |