114 lines
2.9 KiB
C#
114 lines
2.9 KiB
C#
using System;
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using System.IO;
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using System.Collections.Generic;
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using BizHawk.Emulation.Common;
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using BizHawk.Emulation.Cores.Components.CP1610;
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namespace BizHawk.Emulation.Cores.Intellivision
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{
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[CoreAttributes(
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"IntelliHawk",
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"BrandonE",
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isPorted: false,
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isReleased: false
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)]
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[ServiceNotApplicable(typeof(ISaveRam))]
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public sealed partial class Intellivision : IEmulator
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{
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[CoreConstructor("INTV")]
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public Intellivision(CoreComm comm, GameInfo game, byte[] rom)
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{
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ServiceProvider = new BasicServiceProvider(this);
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CoreComm = comm;
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_rom = rom;
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_gameInfo = game;
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_cart = new Intellicart();
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if (_cart.Parse(_rom) == -1)
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{
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_cart = new Cartridge();
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_cart.Parse(_rom);
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}
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_cpu = new CP1610();
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_cpu.ReadMemory = ReadMemory;
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_cpu.WriteMemory = WriteMemory;
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_cpu.Reset();
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_stic = new STIC();
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_stic.ReadMemory = ReadMemory;
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_stic.WriteMemory = WriteMemory;
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_stic.Reset();
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(ServiceProvider as BasicServiceProvider).Register<IVideoProvider>(_stic);
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_psg = new PSG();
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_psg.ReadMemory = ReadMemory;
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_psg.WriteMemory = WriteMemory;
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Connect();
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_cpu.LogData();
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LoadExecutiveRom(CoreComm.CoreFileProvider.GetFirmware("INTV", "EROM", true, "Executive ROM is required."));
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LoadGraphicsRom(CoreComm.CoreFileProvider.GetFirmware("INTV", "GROM", true, "Graphics ROM is required."));
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}
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private byte[] _rom;
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private GameInfo _gameInfo;
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private CP1610 _cpu;
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private ICart _cart;
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private STIC _stic;
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private PSG _psg;
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public void Connect()
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{
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_cpu.SetIntRM(_stic.GetSr1());
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_cpu.SetBusRq(_stic.GetSr2());
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_stic.SetSst(_cpu.GetBusAk());
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}
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public void LoadExecutiveRom(byte[] erom)
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{
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if (erom.Length != 8192)
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{
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throw new ApplicationException("EROM file is wrong size - expected 8192 bytes");
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}
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int index = 0;
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// Combine every two bytes into a word.
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while (index + 1 < erom.Length)
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{
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ExecutiveRom[index / 2] = (ushort)((erom[index++] << 8) | erom[index++]);
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}
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}
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public void LoadGraphicsRom(byte[] grom)
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{
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if (grom.Length != 2048)
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{
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throw new ApplicationException("GROM file is wrong size - expected 2048 bytes");
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}
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GraphicsRom = grom;
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}
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public static readonly ControllerDefinition IntellivisionController =
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new ControllerDefinition
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{
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Name = "Intellivision Controller",
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BoolButtons = {
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"P1 Up", "P1 Down", "P1 Left", "P1 Right",
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"P1 L", "P1 R",
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"P1 Key 0", "P1 Key 1", "P1 Key 2", "P1 Key 3", "P1 Key 4", "P1 Key 5",
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"P1 Key 6", "P1 Key 7", "P1 Key 8", "P1 Key 9", "P1 Enter", "P1 Clear",
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"P2 Up", "P2 Down", "P2 Left", "P2 Right",
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"P2 L", "P2 R",
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"P2 Key 0", "P2 Key 1", "P2 Key 2", "P2 Key 3", "P2 Key 4", "P2 Key 5",
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"P2 Key 6", "P2 Key 7", "P2 Key 8", "P2 Key 9", "P2 Enter", "P2 Clear"
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}
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};
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}
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} |