libretro/Mesen
1
0
Fork 0
mirror of https://github.com/libretro/Mesen.git synced 2024-11-23 17:19:39 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

MMC1: Fixed MMC1 not working properly w/ random mapper init state option

Browse Source
This commit is contained in:
Sour 2018-06-24 22:20:40 -04:00
parent 0dccbf49c9
commit e73abef7ee
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Core/MMC1.h
View File

@ -179,7 +179,7 @@ class MMC1 : public BaseMapper
virtual void InitMapper() override
{
_state.Reg8000 = GetPowerOnByte(0x0C); //On powerup: bits 2,3 of $8000 are set (this ensures the $8000 is bank 0, and $C000 is the last bank - needed for SEROM/SHROM/SH1ROM which do no support banking)
_state.Reg8000 = GetPowerOnByte() | 0x0C; //On powerup: bits 2,3 of $8000 are set (this ensures the $8000 is bank 0, and $C000 is the last bank - needed for SEROM/SHROM/SH1ROM which do no support banking)
_state.RegA000 = GetPowerOnByte();
_state.RegC000 = GetPowerOnByte();
_state.RegE000 = (_databaseInfo.Board.find("MMC1B") != string::npos ? 0x10 : 0x00); //WRAM Disable: enabled by default for MMC1B