58 lines
2.5 KiB
C#
58 lines
2.5 KiB
C#
using System;
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using System.Collections.Generic;
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using BizHawk.Emulation.Common;
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namespace BizHawk.Emulation.Cores.Computers.Commodore64
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{
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public partial class C64
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{
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private IMemoryDomains _memoryDomains;
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private void SetupMemoryDomains()
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{
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bool diskDriveEnabled = _board.DiskDrive != null;
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bool tapeDriveEnabled = _board.TapeDrive != null;
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var domains = new List<MemoryDomain>
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{
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C64MemoryDomainFactory.Create("System Bus", 0x10000, a => _board.Cpu.Peek(a), (a, v) => _board.Cpu.Poke(a, v)),
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C64MemoryDomainFactory.Create("RAM", 0x10000, a => _board.Ram.Peek(a), (a, v) => _board.Ram.Poke(a, v)),
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C64MemoryDomainFactory.Create("CIA0", 0x10, a => _board.Cia0.Peek(a), (a, v) => _board.Cia0.Poke(a, v)),
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C64MemoryDomainFactory.Create("CIA1", 0x10, a => _board.Cia1.Peek(a), (a, v) => _board.Cia1.Poke(a, v)),
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C64MemoryDomainFactory.Create("VIC", 0x40, a => _board.Vic.Peek(a), (a, v) => _board.Vic.Poke(a, v)),
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C64MemoryDomainFactory.Create("SID", 0x20, a => _board.Sid.Peek(a), (a, v) => _board.Sid.Poke(a, v)),
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};
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if (diskDriveEnabled)
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{
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domains.AddRange(new[]
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{
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C64MemoryDomainFactory.Create("1541 Bus", 0x10000, a => _board.DiskDrive.Peek(a), (a, v) => _board.DiskDrive.Poke(a, v)),
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C64MemoryDomainFactory.Create("1541 RAM", 0x800, a => _board.DiskDrive.Peek(a), (a, v) => _board.DiskDrive.Poke(a, v)),
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C64MemoryDomainFactory.Create("1541 VIA0", 0x10, a => _board.DiskDrive.PeekVia0(a), (a, v) => _board.DiskDrive.PokeVia0(a, v)),
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C64MemoryDomainFactory.Create("1541 VIA1", 0x10, a => _board.DiskDrive.PeekVia1(a), (a, v) => _board.DiskDrive.PokeVia1(a, v))
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});
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}
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if (tapeDriveEnabled && (_board.TapeDrive.TapeDataDomain != null))
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{
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domains.AddRange(new[]
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{
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C64MemoryDomainFactory.Create("Tape Data", _board.TapeDrive.TapeDataDomain.Length, a => _board.TapeDrive.TapeDataDomain[a], (a, v) => _board.TapeDrive.TapeDataDomain[a] = (byte)v)
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});
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}
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_memoryDomains = new MemoryDomainList(domains);
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((BasicServiceProvider)ServiceProvider).Register(_memoryDomains);
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}
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private static class C64MemoryDomainFactory
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{
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public static MemoryDomain Create(string name, int size, Func<int, int> peekByte, Action<int, int> pokeByte)
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{
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return new MemoryDomainDelegate(name, size, MemoryDomain.Endian.Little, addr => unchecked((byte)peekByte((int)addr)), (addr, val) => pokeByte(unchecked((int)addr), val), 1);
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}
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}
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}
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}
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