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mame: reduce copypaste

This commit is contained in:
feos 2020-05-04 12:49:25 +03:00
parent 82dcccf6cd
commit 8e5e1929b2
1 changed files with 47 additions and 44 deletions
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91
src/BizHawk.Emulation.Cores/Arcades/MAME/MAME.cs
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@ -475,6 +475,48 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
#region IMemoryDomains
private byte _peek(long addr, int firstOffset, long size)
{
if (addr < 0 || addr >= size)
{
throw new ArgumentOutOfRangeException();
}
if (!_memAccess)
{
_memAccess = true;
_mamePeriodicComplete.WaitOne();
}
addr += firstOffset;
var val = (byte)LibMAME.mame_lua_get_int($"{ MAMELuaCommand.GetSpace }:read_u8({ addr << _systemBusAddressShift })");
_memoryAccessComplete.Set();
return val;
}
private void _poke(long addr, byte val, int firstOffset, long size)
{
if (addr < 0 || addr >= size)
{
throw new ArgumentOutOfRangeException();
}
if (!_memAccess)
{
_memAccess = true;
_mamePeriodicComplete.WaitOne();
}
addr += firstOffset;
LibMAME.mame_lua_execute($"{ MAMELuaCommand.GetSpace }:write_u8({ addr << _systemBusAddressShift }, { val })");
_memoryAccessComplete.Set();
}
private void InitMemoryDomains()
{
var domains = new List<MemoryDomain>();
@ -512,59 +554,20 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
domains.Add(new MemoryDomainDelegate(name, lastOffset - firstOffset + 1, endian,
delegate (long addr)
{
if (addr < 0 || addr >= size)
{
throw new ArgumentOutOfRangeException();
}
if (!_memAccess)
{
_memAccess = true;
_mamePeriodicComplete.WaitOne();
}
addr += firstOffset;
var val = (byte)LibMAME.mame_lua_get_int($"{ MAMELuaCommand.GetSpace }:read_u8({ addr << _systemBusAddressShift })");
_memoryAccessComplete.Set();
return val;
return _peek(addr, firstOffset, size);
},
read == "rom" ? (Action<long, byte>)null : delegate (long addr, byte val)
{
if (addr < 0 || addr >= size)
{
throw new ArgumentOutOfRangeException();
}
if (!_memAccess)
{
_memAccess = true;
_mamePeriodicComplete.WaitOne();
}
addr += firstOffset;
LibMAME.mame_lua_execute($"{ MAMELuaCommand.GetSpace }:write_u8({ addr << _systemBusAddressShift }, { val })");
_memoryAccessComplete.Set();
}, dataWidth));
_poke(addr, val, firstOffset, size);
},
dataWidth));
}
}
domains.Add(new MemoryDomainDelegate("System Bus", size, endian,
delegate (long addr)
{
if (addr < 0 || addr >= size)
{
throw new ArgumentOutOfRangeException();
}
if (!_memAccess)
{
_memAccess = true;
_mamePeriodicComplete.WaitOne();
}
var val = (byte)LibMAME.mame_lua_get_int($"{ MAMELuaCommand.GetSpace }:read_u8({ addr << _systemBusAddressShift })");
_memoryAccessComplete.Set();
return val;
return _peek(addr, 0, size);
},
null, dataWidth));