Subversion Repositories HelenOS

Rev

Rev 191 | Rev 342 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
162 decky 1
#
2
# Copyright (C) 2005 Martin Decky
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
 
191 decky 29
#include <arch/asm/macro.h>
30
 
162 decky 31
.text
32
 
33
.global cpu_halt
185 decky 34
.global cpu_sleep
210 decky 35
.global memsetb
36
.global memcpy
185 decky 37
 
162 decky 38
cpu_halt:
39
	b cpu_halt
185 decky 40
 
41
cpu_sleep:
42
	b cpu_sleep
210 decky 43
 
44
memsetb:
45
	rlwimi r5, r5, 8, 16, 23
46
	rlwimi r5, r5, 16, 0, 15
47
 
48
	addi r14, r3, -4
49
 
50
	cmplwi 0, r4, 4
51
	blt 7f
52
 
53
	stwu r5, 4(r14)
54
	beqlr
55
 
56
	andi. r15, r14, 3
57
	add r4, r15, r4
58
	subf r14, r15, r14
59
	srwi r15, r4, 2
60
	mtctr r15
61
 
62
	bdz 6f
63
 
64
	1:
65
		stwu r5, 4(r14)
66
		bdnz 1b
67
 
68
	6:
69
 
70
	andi. r4, r4, 3
71
 
72
	7:
73
 
74
	cmpwi 0, r4, 0
75
	beqlr
76
 
77
	mtctr r4
78
	addi r6, r6, 3
79
 
80
	8:
81
 
82
	stbu r5, 1(r14)
83
	bdnz 8b
84
 
85
	blr
86
 
87
memcpy:
88
	# TODO
89
	blr