RaySollium99/picodrive
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bugfixes, CD swap, autorepeat

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@85 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-04-01 18:10:07 +00:00
parent d915372968
commit 721cd3963f
17 changed files with 252 additions and 281 deletions
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14
Pico/Memory.s
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@ -443,6 +443,7 @@ m_read16_rom4: @ 0x200000 - 0x27ffff, SRAM area (NBA Live 95)
mov r0, r0, lsr #8
orr r0, r0, r1, lsl #8
bx lr
m_read16_nosram:
ldr r1, [r3, #4] @ 1ci
cmp r0, r1
@ -490,8 +491,6 @@ m_read16_misc:
bic r0, r0, #1
mov r1, #16
b OtherRead16
@ ldr r2, =OtherRead16
@ bx r2
m_read16_vdp:
tst r0, #0x70000
@ -499,8 +498,6 @@ m_read16_vdp:
bxne lr @ invalid read
bic r0, r0, #1
b PicoVideoRead
@ ldr r1, =PicoVideoRead
@ bx r1
m_read16_ram:
ldr r1, =Pico
@ -513,8 +510,6 @@ m_read16_above_rom:
bic r0, r0, #1
mov r1, #16
b OtherRead16End
@ ldr r2, =OtherRead16End
@ bx r2
.pool
@ -573,6 +568,7 @@ m_read32_rom4: @ 0x200000 - 0x27ffff, SRAM area (does any game do long reads?)
and r1, r1, #0xff
orr r0, r0, r1, lsl #8
bx lr
m_read32_nosram:
ldr r1, [r3, #4] @ (1ci)
cmp r0, r1
@ -682,8 +678,11 @@ PicoWriteRomHW_SSF2: @ u32 a, u32 d
@ sram register
ldr r2, =(Pico+0x22211) @ Pico.m.sram_reg
ldrb r0, [r2]
and r1, r1, #3
strb r1, [r2]
bic r0, r0, #3
orr r0, r0, r1
strb r0, [r2]
bx lr
pwr_banking:
@ -705,3 +704,4 @@ pwr_banking:
str r12, [r2, r0, lsl #2]
bx lr