7f75f5eb1e
*Due space limitations only the debug version of kenobigc is supported, this means there is a bit less space for cheats. git-svn-id: svn://localhost/Users/andi/Downloads/code/trunk@2 be6c1b03-d731-4111-a574-e37d80d43941
81 lines
1.1 KiB
ArmAsm
81 lines
1.1 KiB
ArmAsm
#include <asm.h>
|
|
|
|
#
|
|
# r3 file *
|
|
# r4 buffer
|
|
# r5 length
|
|
# r6 offset
|
|
# r7 cb
|
|
|
|
CardWrite:
|
|
|
|
mflr %r0
|
|
stw %r0, 4(%sp)
|
|
stwu %sp, -0x10(%sp)
|
|
|
|
#Update fileinfo
|
|
stw %r5, 0x0C(%r3)
|
|
stw %r6, 0x08(%r3)
|
|
|
|
#send cmd to DM
|
|
|
|
mr %r12, %r7
|
|
|
|
li %r0, 0
|
|
lis %r7, 0xC000
|
|
addi %r7, %r7, 0x2F60
|
|
#IPC area
|
|
dcbi %r0, %r7
|
|
|
|
srwi %r7, %r5, 5
|
|
mtctr %r7
|
|
mr %r7, %r4
|
|
invalidloop:
|
|
dcbst %r0, %r7
|
|
addi %r7, %r7, 0x20
|
|
bdnz invalidloop
|
|
sc
|
|
|
|
lis %r7, 0xC000
|
|
lis %r0, 0xC800
|
|
|
|
stw %r0, 0x2F60(%r7)
|
|
|
|
stw %r4, 0x2F64(%r7)
|
|
stw %r5, 0x2F68(%r7)
|
|
|
|
stw %r6, 0x2F6C(%r7)
|
|
|
|
lwz %r0, 0x04(%r3)
|
|
stw %r0, 0x2F70(%r7)
|
|
|
|
li %r0, 3
|
|
stw %r0, 0x2F78(%r7)
|
|
|
|
ready_loop:
|
|
lwz %r0, 0x2F78(%r7)
|
|
cmpwi %r0, 3
|
|
beq ready_loop
|
|
|
|
wait_loop:
|
|
lwz %r0, 0x2F9C(%r7)
|
|
andi. %r0, %r0, 0x14
|
|
cmpwi %r0, 0
|
|
beq wait_loop
|
|
|
|
cmpwi %r12, 0
|
|
beq skip_cb
|
|
mtctr %r12
|
|
li %r3, 0
|
|
li %r4, 0
|
|
bctrl
|
|
|
|
skip_cb:
|
|
li %r3, 0
|
|
mr %r4, %r3
|
|
|
|
lwz %r0, 0x14(%sp)
|
|
addi %sp, %sp, 0x10
|
|
mtlr %r0
|
|
blr
|