| /* |
| * GRUB -- GRand Unified Bootloader |
| * Copyright (C) 2006,2007,2009 Free Software Foundation, Inc. |
| * |
| * GRUB 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 3 of the License, or |
| * (at your option) any later version. |
| * |
| * GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #include <grub/symbol.h> |
| |
| /* |
| * x86_64 uses registry to pass parameters. Unfortunately, gcc and efi use |
| * different call conversion, so we need to do some conversion. |
| * |
| * gcc: |
| * %rdi, %rsi, %rdx, %rcx, %r8, %r9, 8(%rsp), 16(%rsp), ... |
| * |
| * efi: |
| * %rcx, %rdx, %r8, %r9, 32(%rsp), 40(%rsp), 48(%rsp), ... |
| * |
| */ |
| |
| .file "efiemu.S" |
| .text |
| |
| FUNCTION (efiemu_get_time) |
| push %rdi |
| push %rsi |
| mov %rcx, %rdi |
| mov %rdx, %rsi |
| call efiemu_get_time_real |
| pop %rsi |
| pop %rdi |
| ret |
| |
| FUNCTION (efiemu_set_time) |
| push %rdi |
| push %rsi |
| mov %rcx, %rdi |
| call efiemu_set_time_real |
| pop %rsi |
| pop %rdi |
| ret |
| |
| |
| FUNCTION (efiemu_get_wakeup_time) |
| push %rdi |
| push %rsi |
| mov %rcx, %rdi |
| mov %rdx, %rsi |
| mov %r8, %rdx |
| call efiemu_get_wakeup_time_real |
| pop %rsi |
| pop %rdi |
| ret |
| |
| FUNCTION (efiemu_set_wakeup_time) |
| push %rdi |
| push %rsi |
| mov %rcx, %rdi |
| mov %rdx, %rsi |
| call efiemu_set_wakeup_time_real |
| pop %rsi |
| pop %rdi |
| ret |
| |
| FUNCTION (efiemu_get_variable) |
| push %rdi |
| push %rsi |
| mov %rcx, %rdi |
| mov %rdx, %rsi |
| mov %r8, %rdx |
| mov %r9, %rcx |
| mov 56(%rsp), %r8 |
| call efiemu_get_variable_real |
| pop %rsi |
| pop %rdi |
| ret |
| |
| FUNCTION (efiemu_get_next_variable_name) |
| push %rdi |
| push %rsi |
| mov %rcx, %rdi |
| mov %rdx, %rsi |
| mov %r8, %rdx |
| call efiemu_get_next_variable_name_real |
| pop %rsi |
| pop %rdi |
| ret |
| |
| FUNCTION (efiemu_set_variable) |
| push %rdi |
| push %rsi |
| mov %rcx, %rdi |
| mov %rdx, %rsi |
| mov %r8, %rdx |
| mov %r9, %rcx |
| mov 56(%rsp), %r8 |
| call efiemu_set_variable_real |
| pop %rsi |
| pop %rdi |
| ret |
| |
| FUNCTION (efiemu_get_next_high_monotonic_count) |
| push %rdi |
| push %rsi |
| mov %rcx, %rdi |
| call efiemu_get_next_high_monotonic_count_real |
| pop %rsi |
| pop %rdi |
| ret |
| |
| FUNCTION (efiemu_reset_system) |
| push %rdi |
| push %rsi |
| mov %rcx, %rdi |
| mov %rdx, %rsi |
| mov %r8, %rdx |
| mov %r9, %rcx |
| call efiemu_reset_system_real |
| pop %rsi |
| pop %rdi |
| ret |
| |
| /* The following functions are always called in physical mode */ |
| .section ".text-physical", "ax" |
| |
| FUNCTION (efiemu_set_virtual_address_map) |
| push %rdi |
| push %rsi |
| mov %rcx, %rdi |
| mov %rdx, %rsi |
| mov %r8, %rdx |
| mov %r9, %rcx |
| call efiemu_set_virtual_address_map_real |
| pop %rsi |
| pop %rdi |
| ret |
| |
| FUNCTION (efiemu_convert_pointer) |
| push %rdi |
| push %rsi |
| mov %rcx, %rdi |
| mov %rdx, %rsi |
| call efiemu_convert_pointer_real |
| pop %rsi |
| pop %rdi |
| ret |
| |