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DSP-4 Support (Quite buggy at the moment).

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This commit is contained in:
n-a-c-h
2005-02-24 12:29:48 +00:00
parent 34446f2c33
commit 6a144dd8a2
5 changed files with 2372 additions and 4 deletions
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18
zsnes/src/init.asm
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@@ -140,6 +140,8 @@ EXTSYM setaaccessbankr16,setaaccessbankw16,setaaccessbankr16a,setaaccessbankw16a
EXTSYM DSP2Read8b,DSP2Read16b,DSP2Write8b,DSP2Write16b,InitDSP2
EXTSYM DSP4Read8b,DSP4Read16b,DSP4Write8b,DSP4Write16b,InitDSP4
%ifdef __LINUX__
EXTSYM LoadDir, popdir, pushdir
%endif
@@ -3083,13 +3085,25 @@ NEWSYM CheckROMType
cmp byte[DSP3Enable],1
je .initdsp
cmp byte[DSP4Enable],1
je .initdsp
; call InitDSP4
pushad
call InitDSP4
popad
xor ecx,ecx
.dsp4loop
mov dword[memtabler8+30h*4+ecx],DSP4Read8b
mov dword[memtablew8+30h*4+ecx],DSP4Write8b
mov dword[memtabler16+30h*4+ecx],DSP4Read16b
mov dword[memtablew16+30h*4+ecx],DSP4Write16b
add ecx,4
cmp ecx,16*4
jne .dsp4loop
jmp .notDSP1Hi
.initdsp2
call InitDSP2
.initdsp
pushad
call InitDSP
popad
mov byte[DSP1Type],1
cmp byte[romtype],2
jne .notDSP1Hi