unsafe void SetMemoryDomains()
{
var mm = new List <MemoryDomain>();
for (int i = LibGPGX.MIN_MEM_DOMAIN; i <= LibGPGX.MAX_MEM_DOMAIN; i++)
{
IntPtr area = IntPtr.Zero;
int size = 0;
IntPtr pname = LibGPGX.gpgx_get_memdom(i, ref area, ref size);
if (area == IntPtr.Zero || pname == IntPtr.Zero || size == 0)
{
continue;
}
string name = Marshal.PtrToStringAnsi(pname);
if (name == "VRAM")
{
// vram pokes need to go through hook which invalidates cached tiles
byte *p = (byte *)area;
mm.Add(new MemoryDomain(name, size, MemoryDomain.Endian.Unknown,
delegate(long addr)
{
if (addr < 0 || addr >= 65536)
{
throw new ArgumentOutOfRangeException();
}
return(p[addr ^ 1]);
},
delegate(long addr, byte val)
{
if (addr < 0 || addr >= 65536)
{
throw new ArgumentOutOfRangeException();
}
LibGPGX.gpgx_poke_vram(((int)addr) ^ 1, val);
},
byteSize: 2));
}
else
{
var byteSize = name.Contains("Z80") ? 1 : 2;
mm.Add(MemoryDomain.FromIntPtrSwap16(name, size, MemoryDomain.Endian.Big, area, writable: true, byteSize: byteSize));
}
}
MemoryDomains = new MemoryDomainList(mm);
(ServiceProvider as BasicServiceProvider).Register <IMemoryDomains>(MemoryDomains);
}
private unsafe void SetMemoryDomains()
{
var mm = new List <MemoryDomain>();
for (int i = LibGPGX.MIN_MEM_DOMAIN; i <= LibGPGX.MAX_MEM_DOMAIN; i++)
{
IntPtr area = IntPtr.Zero;
int size = 0;
IntPtr pname = LibGPGX.gpgx_get_memdom(i, ref area, ref size);
if (area == IntPtr.Zero || pname == IntPtr.Zero || size == 0)
{
continue;
}
string name = Marshal.PtrToStringAnsi(pname);
if (name == "VRAM")
{
// vram pokes need to go through hook which invalidates cached tiles
byte *p = (byte *)area;
mm.Add(new MemoryDomainDelegate(name, size, MemoryDomain.Endian.Unknown,
delegate(long addr)
{
if (addr < 0 || addr >= 65536)
{
throw new ArgumentOutOfRangeException();
}
return(p[addr ^ 1]);
},
delegate(long addr, byte val)
{
if (addr < 0 || addr >= 65536)
{
throw new ArgumentOutOfRangeException();
}
LibGPGX.gpgx_poke_vram(((int)addr) ^ 1, val);
},
wordSize: 2));
}
else
{
// TODO: are the Z80 domains really Swap16 in the core? Check this
//var byteSize = name.Contains("Z80") ? 1 : 2;
mm.Add(MemoryDomain.FromIntPtrSwap16(name, size,
MemoryDomain.Endian.Big, area, name != "MD CART" && name != "CD BOOT ROM"));
}
}
var m68Bus = new MemoryDomainDelegate("M68K BUS", 0x1000000, MemoryDomain.Endian.Big,
delegate(long addr)
{
var a = (uint)addr;
if (a >= 0x1000000)
{
throw new ArgumentOutOfRangeException();
}
return(LibGPGX.gpgx_peek_m68k_bus(a));
},
delegate(long addr, byte val)
{
var a = (uint)addr;
if (a >= 0x1000000)
{
throw new ArgumentOutOfRangeException();
}
LibGPGX.gpgx_write_m68k_bus(a, val);
}, 2);
mm.Add(m68Bus);
var s68Bus = new MemoryDomainDelegate("S68K BUS", 0x1000000, MemoryDomain.Endian.Big,
delegate(long addr)
{
var a = (uint)addr;
if (a >= 0x1000000)
{
throw new ArgumentOutOfRangeException();
}
return(LibGPGX.gpgx_peek_s68k_bus(a));
},
delegate(long addr, byte val)
{
var a = (uint)addr;
if (a >= 0x1000000)
{
throw new ArgumentOutOfRangeException();
}
LibGPGX.gpgx_write_s68k_bus(a, val);
}, 2);
if (IsSegaCD)
{
mm.Add(s68Bus);
}
MemoryDomains = new MemoryDomainList(mm);
MemoryDomains.SystemBus = m68Bus;
(ServiceProvider as BasicServiceProvider).Register <IMemoryDomains>(MemoryDomains);
}
private unsafe void SetMemoryDomains()
{
var mm = new List <MemoryDomain>();
for (int i = LibGPGX.MIN_MEM_DOMAIN; i <= LibGPGX.MAX_MEM_DOMAIN; i++)
{
IntPtr area = IntPtr.Zero;
int size = 0;
IntPtr pname = LibGPGX.gpgx_get_memdom(i, ref area, ref size);
if (area == IntPtr.Zero || pname == IntPtr.Zero || size == 0)
{
continue;
}
string name = Marshal.PtrToStringAnsi(pname);
if (name == "VRAM")
{
// vram pokes need to go through hook which invalidates cached tiles
byte *p = (byte *)area;
mm.Add(new MemoryDomainDelegate(name, size, MemoryDomain.Endian.Unknown,
delegate(long addr)
{
if (addr < 0 || addr >= 65536)
{
throw new ArgumentOutOfRangeException();
}
return(p[addr ^ 1]);
},
delegate(long addr, byte val)
{
if (addr < 0 || addr >= 65536)
{
throw new ArgumentOutOfRangeException();
}
LibGPGX.gpgx_poke_vram(((int)addr) ^ 1, val);
},
wordSize: 2));
}
else
{
// TODO: are the Z80 domains really Swap16 in the core? Check this
//var byteSize = name.Contains("Z80") ? 1 : 2;
mm.Add(new MemoryDomainIntPtrSwap16(name, MemoryDomain.Endian.Big, area, size, name != "MD CART" && name != "CD BOOT ROM"));
}
}
//it's gross for this not to be the full 32bits.
//Uhh I mean, I guess the bus is physically smaller.. but the cpu's view of it is larger...
//So... I guess no matter what we do, some badness will propagate. This is probably least bad.
//Anyway, the disassembler, for instance, must have been masked down to size, since code can run from FFxxxxxxxx...
var m68Bus = new MemoryDomainDelegate("M68K BUS", 0x1000000, MemoryDomain.Endian.Big,
delegate(long addr)
{
var a = (uint)addr;
if (a >= 0x1000000)
{
throw new ArgumentOutOfRangeException();
}
return(LibGPGX.gpgx_peek_m68k_bus(a));
},
delegate(long addr, byte val)
{
var a = (uint)addr;
if (a >= 0x1000000)
{
throw new ArgumentOutOfRangeException();
}
LibGPGX.gpgx_write_m68k_bus(a, val);
}, 2);
mm.Add(m68Bus);
var s68Bus = new MemoryDomainDelegate("S68K BUS", 0x1000000, MemoryDomain.Endian.Big,
delegate(long addr)
{
var a = (uint)addr;
if (a >= 0x1000000)
{
throw new ArgumentOutOfRangeException();
}
return(LibGPGX.gpgx_peek_s68k_bus(a));
},
delegate(long addr, byte val)
{
var a = (uint)addr;
if (a >= 0x1000000)
{
throw new ArgumentOutOfRangeException();
}
LibGPGX.gpgx_write_s68k_bus(a, val);
}, 2);
if (IsSegaCD)
{
mm.Add(s68Bus);
}
MemoryDomains = new MemoryDomainList(mm);
MemoryDomains.SystemBus = m68Bus;
(ServiceProvider as BasicServiceProvider).Register <IMemoryDomains>(MemoryDomains);
}