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SRAM memory map fix for loroms

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pagefault
2003-07-20 01:48:42 +00:00
parent 9788887ff0
commit e7f4ad9168
2 changed files with 32 additions and 0 deletions
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12
zsnes/src/cpu/memory.asm
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@@ -4285,6 +4285,10 @@ NEWSYM memaccessbankr1648mb
NEWSYM sramaccessbankr8
push ecx
cmp bl,0F0h
jne .notf0
sub bl,80h
.notf0
sub bl,70h
shl ebx,15
add ecx,ebx
@@ -4302,6 +4306,10 @@ NEWSYM sramaccessbankr16
NEWSYM sramaccessbankw8
push ecx
sub bl,70h
cmp bl,0F0h
jne .notf0
sub bl,80h
.notf0
shl ebx,15
add ecx,ebx
call sramaccessbankw8b
@@ -4309,6 +4317,10 @@ NEWSYM sramaccessbankw8
ret
NEWSYM sramaccessbankw16
push ecx
cmp bl,0F0h
jne .notf0
sub bl,80h
.notf0
sub bl,70h
shl ebx,15
add ecx,ebx

20
zsnes/src/init.asm
View File

@@ -5993,6 +5993,26 @@ NEWSYM CheckROMType
mov dword[memtabler16+79h*4],memaccessbankr16
mov dword[memtablew16+79h*4],memaccessbankw16
cmp byte[romtype],1
jne near .notlorom
mov dword[memtabler8+0F0h*4],sramaccessbankr8
mov dword[memtablew8+0F0h*4],sramaccessbankw8
mov dword[memtabler16+0F0h*4],sramaccessbankr16
mov dword[memtablew16+0F0h*4],sramaccessbankw16
mov dword[memtabler8+0F1h*4],sramaccessbankr8
mov dword[memtablew8+0F1h*4],sramaccessbankw8
mov dword[memtabler16+0F1h*4],sramaccessbankr16
mov dword[memtablew16+0F1h*4],sramaccessbankw16
mov dword[memtabler8+0F2h*4],sramaccessbankr8
mov dword[memtablew8+0F2h*4],sramaccessbankw8
mov dword[memtabler16+0F2h*4],sramaccessbankr16
mov dword[memtablew16+0F2h*4],sramaccessbankw16
mov dword[memtabler8+0F3h*4],sramaccessbankr8
mov dword[memtablew8+0F3h*4],sramaccessbankw8
mov dword[memtabler16+0F3h*4],sramaccessbankr16
mov dword[memtablew16+0F3h*4],sramaccessbankw16
.notlorom
; Chip Detection
mov byte[SFXEnable],0
mov byte[C4Enable],0