81 lines
2.1 KiB
C#
81 lines
2.1 KiB
C#
using System.Collections.Generic;
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using System.Linq;
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using BizHawk.Emulation.Common;
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namespace BizHawk.Emulation.Cores.Atari.Atari2600
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{
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public partial class Atari2600
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{
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internal IMemoryDomains MemoryDomains;
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private readonly Dictionary<string, MemoryDomainByteArray> _byteArrayDomains = new Dictionary<string, MemoryDomainByteArray>();
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private bool _memoryDomainsInit = false;
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private void SetupMemoryDomains()
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{
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var domains = new List<MemoryDomain>
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{
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new MemoryDomainDelegate(
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"TIA",
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16,
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MemoryDomain.Endian.Little,
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addr => _tia.ReadMemory((ushort)addr, true),
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(addr, value) => this._tia.WriteMemory((ushort)addr, value, true), 1),
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new MemoryDomainDelegate(
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"PIA",
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1024,
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MemoryDomain.Endian.Little,
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addr => _m6532.ReadMemory((ushort)addr, true),
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(addr, value) => _m6532.WriteMemory((ushort)addr, value), 1),
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new MemoryDomainDelegate(
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"System Bus",
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65536,
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MemoryDomain.Endian.Little,
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addr => _mapper.PeekMemory((ushort) addr),
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(addr, value) => _mapper.PokeMemory((ushort) addr, value), 1)
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};
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if (_mapper.HasCartRam)
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{
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domains.Add(new MemoryDomainDelegate(
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"Cart Ram",
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_mapper.CartRam.Len,
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MemoryDomain.Endian.Little,
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addr => _mapper.CartRam[(int)addr],
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(addr, value) => _mapper.CartRam[(int)addr] = value, 1));
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}
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SyncAllByteArrayDomains();
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MemoryDomains = new MemoryDomainList(_byteArrayDomains.Values.Concat(domains).ToList());
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(ServiceProvider as BasicServiceProvider).Register<IMemoryDomains>(MemoryDomains);
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_memoryDomainsInit = true;
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}
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private void SyncAllByteArrayDomains()
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{
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SyncByteArrayDomain("Main RAM", _ram);
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if (_mapper is mDPC)
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{
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SyncByteArrayDomain("DPC", (_mapper as mDPC).DspData);
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}
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}
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private void SyncByteArrayDomain(string name, byte[] data)
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{
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if (_memoryDomainsInit)
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{
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var m = _byteArrayDomains[name];
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m.Data = data;
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}
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else
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{
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var m = new MemoryDomainByteArray(name, MemoryDomain.Endian.Little, data, true, 1);
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_byteArrayDomains.Add(name, m);
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}
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}
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}
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}
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