BizHawk/BizHawk.Emulation.Cores/Consoles/Coleco/ColecoVision.IMemoryDomains.cs

69 lines
1.6 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using BizHawk.Emulation.Common;
namespace BizHawk.Emulation.Cores.ColecoVision
{
public partial class ColecoVision
{
private MemoryDomainList memoryDomains;
private readonly Dictionary<string, MemoryDomainByteArray> _byteArrayDomains = new Dictionary<string, MemoryDomainByteArray>();
private bool _memoryDomainsInit = false;
private void SetupMemoryDomains()
{
var domains = new List<MemoryDomain>
{
new MemoryDomainDelegate("System Bus", 0x10000, MemoryDomain.Endian.Little,
(addr) =>
{
if (addr < 0 || addr >= 65536)
{
throw new ArgumentOutOfRangeException();
}
return Cpu.ReadMemory((ushort)addr);
},
(addr, value) =>
{
if (addr < 0 || addr >= 65536)
{
throw new ArgumentOutOfRangeException();
}
Cpu.WriteMemory((ushort)addr, value);
}, 1)
};
SyncAllByteArrayDomains();
memoryDomains = new MemoryDomainList(_byteArrayDomains.Values.Concat(domains).ToList());
(ServiceProvider as BasicServiceProvider).Register<IMemoryDomains>(memoryDomains);
_memoryDomainsInit = true;
}
private void SyncAllByteArrayDomains()
{
SyncByteArrayDomain("Main RAM", Ram);
SyncByteArrayDomain("Video RAM", VDP.VRAM);
}
private void SyncByteArrayDomain(string name, byte[] data)
{
if (_memoryDomainsInit)
{
var m = _byteArrayDomains[name];
m.Data = data;
}
else
{
var m = new MemoryDomainByteArray(name, MemoryDomain.Endian.Little, data, true, 1);
_byteArrayDomains.Add(name, m);
}
}
}
}