a_dinosaur/ZSNES
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Small DSP1 memory map fix

Browse Source
This commit is contained in:
zsknight
2001-05-16 00:05:49 +00:00
parent d3bd6fec53
commit bbd4414f09
1 changed files with 63 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

71
zsnes/src/init.asm
View File

@@ -4009,11 +4009,15 @@ NEWSYM SDD1Offset, dd 65536*3
NEWSYM SDD1nfname, db ' \_00000-0.bin',0 NEWSYM SDD1nfname, db ' \_00000-0.bin',0
NEWSYM SDD1ifname, db 'sdd1gfx.idx',0 NEWSYM SDD1ifname, db 'sdd1gfx.idx',0
NEWSYM SDD1dfname, db 'sdd1gfx.dat',0 NEWSYM SDD1dfname, db 'sdd1gfx.dat',0
NEWSYM SDD1pfname, db 'sdd1gfx.pat',0
NEWSYM SPC7110nfname, db ' \ .bin',0 NEWSYM SPC7110nfname, db ' \ .bin',0
NEWSYM SPC7110IndexSize, dd 0 NEWSYM SPC7110IndexSize, dd 0
NEWSYM SPC7110Entries, dd 0 NEWSYM SPC7110Entries, dd 0
spc7110notfound db 'DECOMPRESSED PACK NOT FOUND',0 spc7110notfound db 'DECOMPRESSED PACK NOT FOUND',0
spc7110notfoundb db 'INDEX DATA NOT FOUND',0 spc7110notfoundb db 'INDEX DATA NOT FOUND',0
SDD1PatchAddr dd 0
SDD1PatchOfs dd 0
SDD1PatchLen dd 0
NEWSYM SPC7110Load NEWSYM SPC7110Load
mov dword[SPC7110Entries],0 mov dword[SPC7110Entries],0
@@ -4199,6 +4203,52 @@ NEWSYM SPC7110Load
call Get_Next_Entry call Get_Next_Entry
jnc near .moreentries jnc near .moreentries
; Load patch (Address, offset, length)
mov edx,SDD1pfname
call Open_File
jc near .nopatch
mov bx,ax
mov ecx,4
mov edx,SDD1PatchAddr
call Read_File
or eax,eax
jz .donepatch
mov ecx,4
mov edx,SDD1PatchOfs
call Read_File
mov ecx,4
mov edx,SDD1PatchLen
call Read_File
pushad
mov ecx,[SPC7110Entries]
mov edx,[spc7110romptr]
.patloop
mov eax,[edx]
cmp eax,[SDD1PatchAddr]
jne .notaddress
mov eax,[edx+4]
add eax,[SDD1PatchOfs]
pushad
mov edx,eax
mov ecx,[SDD1PatchLen]
call Read_File
popad
jmp .foundaddr
.notaddress
add edx,12
loop .patloop
; not found
pushad
mov edx,[SPC7110CPtr2]
mov ecx,[SDD1PatchLen]
call Read_File
popad
.foundaddr
popad
.donepatch
call Close_File
.nopatch
; Save Datafile ; Save Datafile
jmp .nosavedatafile jmp .nosavedatafile
@@ -5574,14 +5624,19 @@ NEWSYM CheckROMType
.nosa1init .nosa1init
cmp byte[DSP1Type],1 cmp byte[DSP1Type],1
jne .nodsp1lorom jne .nodsp1lorom
mov dword[memtabler8+3Fh*4],DSP1Read8b3F xor ecx,ecx
mov dword[memtablew8+3Fh*4],DSP1Write8b3F .dsp1loop
mov dword[memtabler16+3Fh*4],DSP1Read16b3F mov dword[memtabler8+30h*4+ecx],DSP1Read8b3F
mov dword[memtablew16+3Fh*4],DSP1Write16b3F mov dword[memtablew8+30h*4+ecx],DSP1Write8b3F
mov dword[memtabler8+0BFh*4],DSP1Read8b3F mov dword[memtabler16+30h*4+ecx],DSP1Read16b3F
mov dword[memtablew8+0BFh*4],DSP1Write8b3F mov dword[memtablew16+30h*4+ecx],DSP1Write16b3F
mov dword[memtabler16+0BFh*4],DSP1Read16b3F mov dword[memtabler8+0B0h*4+ecx],DSP1Read8b3F
mov dword[memtablew16+0BFh*4],DSP1Write16b3F mov dword[memtablew8+0B0h*4+ecx],DSP1Write8b3F
mov dword[memtabler16+0B0h*4+ecx],DSP1Read16b3F
mov dword[memtablew16+0B0h*4+ecx],DSP1Write16b3F
add ecx,4
cmp ecx,16*4
jne .dsp1loop
.nodsp1lorom .nodsp1lorom
mov dword[wramdata],wramdataa mov dword[wramdata],wramdataa
call SPC7110Load call SPC7110Load