arch/arm/xen/efi.c

   1 /*
   2  * Copyright (c) 2015, Linaro Limited, Shannon Zhao
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include <linux/efi.h>
  19 #include <xen/xen-ops.h>
  20 #include <asm/xen/xen-ops.h>
  21
  22 /* Set XEN EFI runtime services function pointers. Other fields of struct efi,
  23  * e.g. efi.systab, will be set like normal EFI.
  24  */
  25 void __init xen_efi_runtime_setup(void)
  26 {
  27         efi.get_time                 = xen_efi_get_time;
  28         efi.set_time                 = xen_efi_set_time;
  29         efi.get_wakeup_time          = xen_efi_get_wakeup_time;
  30         efi.set_wakeup_time          = xen_efi_set_wakeup_time;
  31         efi.get_variable             = xen_efi_get_variable;
  32         efi.get_next_variable        = xen_efi_get_next_variable;
  33         efi.set_variable             = xen_efi_set_variable;
  34         efi.query_variable_info      = xen_efi_query_variable_info;
  35         efi.update_capsule           = xen_efi_update_capsule;
  36         efi.query_capsule_caps       = xen_efi_query_capsule_caps;
  37         efi.get_next_high_mono_count = xen_efi_get_next_high_mono_count;
  38         efi.reset_system             = NULL; /* Functionality provided by Xen. */
  39 }
  40 EXPORT_SYMBOL_GPL(xen_efi_runtime_setup);