66 lines
1.5 KiB
C#
66 lines
1.5 KiB
C#
using System;
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using System.IO;
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using System.Diagnostics;
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namespace BizHawk.Emulation.Consoles.Nintendo
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{
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//(doesnt work in neshawk; works in fceux)
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/*
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PCB Class: Unknown
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iNES Mapper 242
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PRG-ROM: 32KB
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PRG-RAM: None
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CHR-ROM: 16KB
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CHR-RAM: None
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Battery is not available
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mirroring - both
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*
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* Games:
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* Wai Xing Zhan Shi (Ch)
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*/
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class Mapper242 : NES.NESBoardBase
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{
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int prg, mirror;
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public override bool Configure(NES.EDetectionOrigin origin)
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{
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//configure
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switch (Cart.board_type)
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{
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case "Mapper242":
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break;
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default:
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return false;
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}
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return true;
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}
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public override byte ReadPRG(int addr)
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{
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return ROM[addr + (prg * 0x8000)];
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}
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public override void WritePRG(int addr, byte value)
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{
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mirror = (value & 0x03);
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prg = (addr >> 3) & 15;
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switch (mirror)
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{
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case 0: SetMirrorType(NES.NESBoardBase.EMirrorType.Vertical); break;
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case 1: SetMirrorType(NES.NESBoardBase.EMirrorType.Horizontal); break;
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case 2: SetMirrorType(NES.NESBoardBase.EMirrorType.OneScreenA); break;
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case 3: SetMirrorType(NES.NESBoardBase.EMirrorType.OneScreenB); break;
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}
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}
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public override void SyncState(Serializer ser)
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{
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base.SyncState(ser);
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ser.Sync("prg", ref prg);
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ser.Sync("mirror", ref mirror);
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}
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}
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}
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