2004-03-28 21:52:02 +00:00
|
|
|
/* crt0.S - Startup code for the PowerPC. */
|
|
|
|
|
/*
|
2004-04-04 13:46:03 +00:00
|
|
|
* GRUB -- GRand Unified Bootloader
|
2004-03-28 21:52:02 +00:00
|
|
|
* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
|
|
|
|
|
*
|
|
|
|
|
* This program 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 2 of the License, or
|
|
|
|
|
* (at your option) any later version.
|
|
|
|
|
*
|
|
|
|
|
* This program 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 this program; if not, write to the Free Software
|
|
|
|
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
.section ".note"
|
|
|
|
|
.align 2
|
|
|
|
|
.note_section_header:
|
|
|
|
|
.long 8
|
|
|
|
|
.long 24
|
|
|
|
|
.long 0x1275
|
|
|
|
|
.string "PowerPC"
|
|
|
|
|
.note_descriptor:
|
|
|
|
|
.long 0x0 /* real-mode */
|
|
|
|
|
.long 0xffffffff /* real-base */
|
|
|
|
|
.long 0xffffffff /* real-size */
|
|
|
|
|
.long 0xffffffff /* virt-base */
|
|
|
|
|
.long 0xffffffff /* virt-size */
|
|
|
|
|
.long 0x00030000 /* load-base */
|
|
|
|
|
|
|
|
|
|
.text
|
|
|
|
|
.align 2
|
|
|
|
|
.globl _start
|
|
|
|
|
_start:
|
|
|
|
|
lis 1, init_stack@ha
|
|
|
|
|
la 1, init_stack@l(1)
|
|
|
|
|
addi 1, 1, -32
|
|
|
|
|
|
|
|
|
|
li 2, 0
|
|
|
|
|
li 13, 0
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
mr 3, 5
|
|
|
|
|
bl cmain
|
|
|
|
|
1: b 1b
|
|
|
|
|
|
|
|
|
|
.section ".bss"
|
|
|
|
|
.lcomm _ppc_init_stack, 4096*2, 16
|
|
|
|
|
init_stack:
|
|
|
|
|
|
