39 lines
1.1 KiB
ArmAsm
39 lines
1.1 KiB
ArmAsm
/* startup.S - bootstrap GRUB itself */
|
|
/*
|
|
* GRUB -- GRand Unified Bootloader
|
|
* Copyright (C) 2013 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 <config.h>
|
|
#include <grub/symbol.h>
|
|
|
|
.file "startup.S"
|
|
.text
|
|
.globl start, _start
|
|
.code64
|
|
|
|
start:
|
|
_start:
|
|
leaq LOCAL(stack_end), %rsp
|
|
movq %rsi, EXT_C(grub_xen_start_page_addr)(%rip)
|
|
|
|
andq $~0xf, %rsp
|
|
call EXT_C(grub_main)
|
|
/* Doesn't return. */
|
|
|
|
.bss
|
|
.space (1 << 22)
|
|
LOCAL(stack_end):
|