Subversion Repositories HelenOS

Rev

Rev 3386 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
2128 jermar 1
#
2465 jermar 2
# Copyright (c) 2007 Michal Kebrt
2128 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
 
2465 jermar 29
#include <arch/asm/boot.h>
30
 
31
.text
32
 
2128 jermar 33
.global kernel_image_start
2465 jermar 34
.global exc_stack
35
.global supervisor_sp
36
 
2128 jermar 37
kernel_image_start:
2465 jermar 38
 
39
	# switch to supervisor mode
40
	mrs r3, cpsr
41
	bic r3, r3, #0x1f
42
	orr r3, r3, #0x13
4153 mejdrech 43
	msr cpsr_c, r3
2465 jermar 44
 
45
	ldr sp, =temp_stack
2128 jermar 46
 
2465 jermar 47
	bl arch_pre_main
4153 mejdrech 48
 
2465 jermar 49
	bl main_bsp
50
 
51
	.space TEMP_STACK_SIZE
52
temp_stack:
53
 
54
	.space 1024
55
exc_stack:
56
 
57
supervisor_sp:
58
	.space 4