ShuriZma
/
BizHawk
mirror of https://github.com/TASEmulators/BizHawk.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

nes: mapper 188 (karaoke studio)

This commit is contained in:
goyuken 2014-01-11 15:52:43 +00:00
parent 7fa5de3c15
commit a84716ca83
2 changed files with 62 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
View File

@ -287,6 +287,7 @@
<Compile Include="Consoles\Nintendo\NES\Boards\Mapper177.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\Mapper178.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\Mapper180.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\Mapper188.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\Mapper193.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\Mapper200.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\Mapper201.cs" />

61
BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/Mapper188.cs Normal file
View File

@ -0,0 +1,61 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using BizHawk.Common;
namespace BizHawk.Emulation.Cores.Nintendo.NES
{
public sealed class Mapper188 : NES.NESBoardBase
{
// config
int prg_16k_mask;
// state
int prg;
public override bool Configure(NES.EDetectionOrigin origin)
{
switch (Cart.board_type)
{
case "MAPPER188":
AssertVram(8);
AssertChr(0);
AssertPrg(128, 256);
Cart.wram_size = 0;
break;
default:
return false;
}
SetMirrorType(Cart.pad_h, Cart.pad_v);
prg_16k_mask = Cart.prg_size / 16 - 1;
return true;
}
public override void WritePRG(int addr, byte value)
{
prg = value;
}
public override void SyncState(Serializer ser)
{
ser.Sync("prg", ref prg);
base.SyncState(ser);
}
public override byte ReadPRG(int addr)
{
int bank = prg;
if (addr >= 0x4000)
bank = 15;
bank ^= 8; // bad dumps?
bank &= prg_16k_mask;
return ROM[addr & 0x3fff | bank << 14];
}
public override byte ReadWRAM(int addr)
{
return 3;
}
}
}