2 * GRUB -- GRand Unified Bootloader
3 * Copyright (C) 2006,2007,2009 Free Software Foundation, Inc.
5 * GRUB is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
10 * GRUB is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
19 #include <grub/symbol.h>
22 * x86_64 uses registry to pass parameters. Unfortunately, gcc and efi use
23 * different call conversion, so we need to do some conversion.
26 * %rdi, %rsi, %rdx, %rcx, %r8, %r9, 8(%rsp), 16(%rsp), ...
29 * %rcx, %rdx, %r8, %r9, 32(%rsp), 40(%rsp), 48(%rsp), ...
36 FUNCTION (efiemu_get_time)
41 call efiemu_get_time_real
46 FUNCTION (efiemu_set_time)
50 call efiemu_set_time_real
56 FUNCTION (efiemu_get_wakeup_time)
62 call efiemu_get_wakeup_time_real
67 FUNCTION (efiemu_set_wakeup_time)
72 call efiemu_set_wakeup_time_real
77 FUNCTION (efiemu_get_variable)
85 call efiemu_get_variable_real
90 FUNCTION (efiemu_get_next_variable_name)
96 call efiemu_get_next_variable_name_real
101 FUNCTION (efiemu_set_variable)
109 call efiemu_set_variable_real
114 FUNCTION (efiemu_get_next_high_monotonic_count)
118 call efiemu_get_next_high_monotonic_count_real
123 FUNCTION (efiemu_reset_system)
130 call efiemu_reset_system_real
135 /* The following functions are always called in physical mode */
136 .section ".text-physical", "ax"
138 FUNCTION (efiemu_set_virtual_address_map)
145 call efiemu_set_virtual_address_map_real
150 FUNCTION (efiemu_convert_pointer)
155 call efiemu_convert_pointer_real