source: mainline/arch/ppc/src/start.S@ 9756131

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 9756131 was b524f816, checked in by Martin Decky <martin@…>, 20 years ago

PPC context save/restore

  • Property mode set to 100644
File size: 2.0 KB
Line 
1#
2# Copyright (C) 2005 Jakub Jermar
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions
7# are met:
8#
9# - Redistributions of source code must retain the above copyright
10# notice, this list of conditions and the following disclaimer.
11# - Redistributions in binary form must reproduce the above copyright
12# notice, this list of conditions and the following disclaimer in the
13# documentation and/or other materials provided with the distribution.
14# - The name of the author may not be used to endorse or promote products
15# derived from this software without specific prior written permission.
16#
17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27#
28
29#include <arch/asm/macro.h>
30
31.section K_TEXT_START
32
33.global kernel_image_start
34
35kernel_image_start:
36 bl early_init
37
38 lis r3, _hardcoded_ktext_size@ha
39 addi r3, r3, _hardcoded_ktext_size@l
40 lis r4, hardcoded_ktext_size@ha
41 addi r4, r4, hardcoded_ktext_size@l
42 stw r3, 0(r4)
43
44 lis r3, _hardcoded_kdata_size@ha
45 addi r3, r3, _hardcoded_kdata_size@l
46 lis r4, hardcoded_kdata_size@ha
47 addi r4, r4, hardcoded_kdata_size@l
48 stw r3, 0(r4)
49
50 lis r3, _hardcoded_load_address@ha
51 addi r3, r3, _hardcoded_load_address@l
52 lis r4, hardcoded_load_address@ha
53 addi r4, r4, hardcoded_load_address@l
54 stw r3, 0(r4)
55
56 b main_bsp
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