[infiniband] Do not use GRH for local paths
[ipxe.git] / src / interface / efi / efi_reboot.c
1 /*
2 * Copyright (C) 2013 Michael Brown <mbrown@fensystems.co.uk>.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
17 * 02110-1301, USA.
18 *
19 * You can also choose to distribute this program under the terms of
20 * the Unmodified Binary Distribution Licence (as given in the file
21 * COPYING.UBDL), provided that you have satisfied its requirements.
22 */
23
24 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
25
26 /**
27 * @file
28 *
29 * EFI reboot mechanism
30 *
31 */
32
33 #include <errno.h>
34 #include <ipxe/efi/efi.h>
35 #include <ipxe/reboot.h>
36
37 /**
38 * Reboot system
39 *
40 * @v warm Perform a warm reboot
41 */
42 static void efi_reboot ( int warm ) {
43 EFI_RUNTIME_SERVICES *rs = efi_systab->RuntimeServices;
44
45 /* Use runtime services to reset system */
46 rs->ResetSystem ( ( warm ? EfiResetWarm : EfiResetCold ), 0, 0, NULL );
47 }
48
49 /**
50 * Power off system
51 *
52 * @ret rc Return status code
53 */
54 static int efi_poweroff ( void ) {
55 EFI_RUNTIME_SERVICES *rs = efi_systab->RuntimeServices;
56
57 /* Use runtime services to power off system */
58 rs->ResetSystem ( EfiResetShutdown, 0, 0, NULL );
59
60 /* Should never happen */
61 return -ECANCELED;
62 }
63
64 PROVIDE_REBOOT ( efi, reboot, efi_reboot );
65 PROVIDE_REBOOT ( efi, poweroff, efi_poweroff );