grub/grub-core/kern/ia64/efi/startup.S

55 lines
1.3 KiB
ArmAsm
Raw Normal View History

/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2008 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/>.
*/
2011-01-03 01:28:14 +00:00
#include <config.h>
#include <grub/symbol.h>
#include <grub/offsets.h>
.text
.psr abi64
.psr lsb
.lsb
.global _start
.proc _start
_start:
alloc loc0=ar.pfs,2,4,0,0
mov loc1=rp
addl loc2=@gprel(grub_efi_image_handle),gp
addl loc3=@gprel(grub_efi_system_table),gp
;;
st8 [loc2]=in0
st8 [loc3]=in1
br.call.sptk.few rp=grub_main
;;
mov ar.pfs=loc0
mov rp=loc1
;;
br.ret.sptk.few rp
.endp _start
2011-01-03 01:28:14 +00:00
. = _start + GRUB_KERNEL_MACHINE_PREFIX
VARIABLE(grub_prefix)
.byte 0
2011-01-03 01:28:14 +00:00
/* to be filled by grub-mkimage */
/*
* Leave some breathing room for the prefix.
*/
. = _start + GRUB_KERNEL_MACHINE_PREFIX_END