53 lines
1009 B
C#
53 lines
1009 B
C#
using BizHawk.Common;
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namespace BizHawk.Emulation.Cores.Nintendo.NES
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{
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public sealed class NovelDiamond : NES.NESBoardBase
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{
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int prg;
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int chr;
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public override bool Configure(NES.EDetectionOrigin origin)
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{
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switch (Cart.board_type)
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{
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case "MAPPER054": // ??
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case "UNIF_BMC-NovelDiamond9999999in1": // works
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break;
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default:
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return false;
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}
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AssertPrg(128);
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AssertChr(64);
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SetMirrorType(Cart.pad_h, Cart.pad_v);
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return true;
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}
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public override byte ReadPPU(int addr)
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{
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if (addr < 0x2000)
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return VROM[addr | chr << 13];
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else
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return base.ReadPPU(addr);
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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 << 15];
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}
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public override void WritePRG(int addr, byte value)
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{
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prg = addr & 3;
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chr = addr & 7;
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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("chr", ref chr);
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}
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}
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}
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