894f641639
*Fixed NMM for Mario Kart Double Dash. Saving ghost data works now as well *Fixed a bug that would sometimes break cheating/debugging unless both were enabled *Moved the VIConfigure patch to the ARM side which should fix a number of broken titles *Changed the HDD time out to read a random sector *Optimised the EHCI reset code *Optimised the CARD code git-svn-id: svn://localhost/Users/andi/Downloads/code/trunk@31 be6c1b03-d731-4111-a574-e37d80d43941
83 lines
1.1 KiB
ArmAsm
83 lines
1.1 KiB
ArmAsm
#include <asm.h>
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#
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# r3 file *
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# r4 buffer
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# r5 length
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# r6 offset
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# r7 cb
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CardWrite:
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mflr %r0
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stw %r0, 4(%sp)
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stwu %sp, -0x28(%sp)
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stmw %r27, 0x14(%sp)
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#Update fileinfo
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stw %r5, 0x0C(%r3)
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stw %r6, 0x08(%r3)
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#send cmd to DM
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mr %r12, %r7
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li %r0, 0
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lis %r7, 0xC000
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addi %r7, %r7, 0x2F60
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#IPC area
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dcbi %r0, %r7
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srwi %r7, %r5, 5
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mtctr %r7
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mr %r7, %r4
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invalidloop:
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dcbst %r0, %r7
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addi %r7, %r7, 0x20
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bdnz invalidloop
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sc
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lis %r7, 0xC000
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lis %r0, 0xC800
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stw %r0, 0x2F60(%r7)
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stw %r4, 0x2F64(%r7)
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stw %r5, 0x2F68(%r7)
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stw %r6, 0x2F6C(%r7)
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lwz %r0, 0x04(%r3)
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stw %r0, 0x2F70(%r7)
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li %r0, 3
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stw %r0, 0x2F78(%r7)
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ready_loop:
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lwz %r0, 0x2F78(%r7)
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cmpwi %r0, 3
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beq ready_loop
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wait_loop:
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lwz %r0, 0x2F9C(%r7)
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andi. %r0, %r0, 0x14
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cmpwi %r0, 0
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beq wait_loop
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cmpwi %r12, 0
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beq skip_cb
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mtlr %r12
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li %r3, 0
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li %r4, 0
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blrl
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skip_cb:
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li %r3, 0
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mr %r4, %r3
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lmw %r27, 0x14(%sp)
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lwz %r0, 0x2C(%sp)
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addi %sp, %sp, 0x28
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mtlr %r0
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blr
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