empathicqubit/Mesen-SX
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

WRAM: Fixed out-of-bounds memory access on register reads

Browse source
This commit is contained in:
Sour 2019-03-01 19:31:24 -05:00
parent 27476a08ab
commit 72c17966b9
1 changed files with 3 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
Core/RegisterHandlerB.h
View file

@ -27,7 +27,9 @@ public:
if(addr >= 0x2140 && addr <= 0x217F) {
return _spc->Read(addr & 0x03);
} else if(addr == 0x2180) {
return _workRam[_wramPosition++];
uint8_t value = _workRam[_wramPosition];
_wramPosition = (_wramPosition + 1) & 0x1FFFF;
return value;
} else {
return _ppu->Read(addr);
}