| [efa9b73] | 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 |
|
|---|
| [10caad0] | 29 | #include <arch/asm/macro.h>
|
|---|
| 30 |
|
|---|
| [efa9b73] | 31 | .text
|
|---|
| 32 |
|
|---|
| 33 | .global cpu_halt
|
|---|
| [dfbc229] | 34 | .global cpu_sleep
|
|---|
| [393f631] | 35 | .global memsetb
|
|---|
| 36 | .global memcpy
|
|---|
| [dfbc229] | 37 |
|
|---|
| [efa9b73] | 38 | cpu_halt:
|
|---|
| 39 | b cpu_halt
|
|---|
| [dfbc229] | 40 |
|
|---|
| 41 | cpu_sleep:
|
|---|
| 42 | b cpu_sleep
|
|---|
| [393f631] | 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
|
|---|
