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mame: ram domains

This commit is contained in:
feos 2019-12-28 15:20:51 +03:00
parent 853af1c32a
commit 4ef8c8e34c
1 changed files with 74 additions and 23 deletions
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97
BizHawk.Emulation.Cores/Arcades/MAME/MAME.cs
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@ -298,6 +298,64 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
endian = MemoryDomain.Endian.Big;
}
if (LibMAME.mame_lua_get_bool("return true"))
{
int i = 0;
}
if (LibMAME.mame_lua_get_bool("return false"))
{
int i = 1;
}
var mapCount = LibMAME.mame_lua_get_int(MAMELuaCommand.GetSpaceMapCount);
for (int i = 1; i <= mapCount; i++)
{
var read = MameGetString($"{ MAMELuaCommand.SpaceMap }[{ i }].readtype");
var write = MameGetString($"{ MAMELuaCommand.SpaceMap }[{ i }].writetype");
if (LibMAME.mame_lua_get_bool(
$"local entry = { MAMELuaCommand.SpaceMap }[{ i }] " +
"return (entry.readtype == \"ram\" and entry.writetype == \"ram\")"))
{
var firstOffset = LibMAME.mame_lua_get_int($"return { MAMELuaCommand.SpaceMap }[{ i }].offset");
var lastOffset = LibMAME.mame_lua_get_int($"return { MAMELuaCommand.SpaceMap }[{ i }].endoff");
var name = $"RAM { firstOffset:X}-{ lastOffset:X}";
domains.Add(new MemoryDomainDelegate(name, lastOffset - firstOffset + 1, endian,
delegate (long addr)
{
if (addr < 0 || addr >= size)
{
throw new ArgumentOutOfRangeException();
}
_memAccess = true;
_mamePeriodicComplete.WaitOne();
addr += firstOffset;
var val = (byte)LibMAME.mame_lua_get_int($"{ MAMELuaCommand.GetSpace }:read_u8({ addr << _systemBusAddressShift })");
_memoryAccessComplete.Set();
_memAccess = false;
return val;
},
delegate (long addr, byte val)
{
if (addr < 0 || addr >= size)
{
throw new ArgumentOutOfRangeException();
}
_memAccess = true;
_mamePeriodicComplete.WaitOne();
addr += firstOffset;
LibMAME.mame_lua_execute($"{ MAMELuaCommand.GetSpace }:write_u8({ addr << _systemBusAddressShift }, { val })");
_memoryAccessComplete.Set();
_memAccess = false;
}, dataWidth));
}
}
domains.Add(new MemoryDomainDelegate("System Bus", size, endian,
delegate (long addr)
{
@ -308,24 +366,12 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
_memAccess = true;
_mamePeriodicComplete.WaitOne();
var val = (byte)LibMAME.mame_lua_get_int(MAMELuaCommand.GetSpace + $":read_u8({ addr << _systemBusAddressShift })");
var val = (byte)LibMAME.mame_lua_get_int($"{ MAMELuaCommand.GetSpace }:read_u8({ addr << _systemBusAddressShift })");
_memoryAccessComplete.Set();
_memAccess = false;
return val;
},
delegate (long addr, byte val)
{
if (addr < 0 || addr >= size)
{
throw new ArgumentOutOfRangeException();
}
_memAccess = true;
_mamePeriodicComplete.WaitOne();
LibMAME.mame_lua_execute(MAMELuaCommand.GetSpace + $":write_u8({ addr << _systemBusAddressShift }, { val })");
_memoryAccessComplete.Set();
_memAccess = false;
}, dataWidth));
null, dataWidth));
_memoryDomains = new MemoryDomainList(domains);
(ServiceProvider as BasicServiceProvider).Register<IMemoryDomains>(_memoryDomains);
@ -357,18 +403,18 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
// https://docs.mamedev.org/commandline/commandline-index.html
string[] args =
{
"mame" // dummy, internally discarded by index, so has to go first
"mame" // dummy, internally discarded by index, so has to go first
, _gameFilename // no dash for rom names
, "-noreadconfig" // forbid reading any config files
, "-norewind" // forbid rewind savestates (captured upon frame advance)
, "-skip_gameinfo" // forbid this blocking screen that requires user input
, "-nothrottle" // forbid throttling to "real" speed of the device
, "-update_in_pause" // ^ including frame-advancing
, "-noreadconfig" // forbid reading any config files
, "-norewind" // forbid rewind savestates (captured upon frame advance)
, "-skip_gameinfo" // forbid this blocking screen that requires user input
, "-nothrottle" // forbid throttling to "real" speed of the device
, "-update_in_pause" // ^ including frame-advancing
, "-rompath", _gameDirectory // mame doesn't load roms from full paths, only from dirs to scan
, "-volume", "-32" // lowest attenuation means mame osd remains silent
, "-output", "console" // print everything to hawk console
, "-volume", "-32" // lowest attenuation means mame osd remains silent
, "-output", "console" // print everything to hawk console
, "-samplerate", _sampleRate.ToString() // match hawk samplerate
, "-video", "none" // forbid mame window altogether
, "-video", "none" // forbid mame window altogether
, "-keyboardprovider", "none"
, "-mouseprovider", "none"
, "-lightgunprovider", "none"
@ -637,6 +683,7 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
public const string Pause = "emu.pause()";
public const string Unpause = "emu.unpause()";
public const string Exit = "manager:machine():exit()";
public const string GetVersion = "return emu.app_version()";
public const string GetGameName = "return manager:machine():system().description";
public const string GetPixels = "return manager:machine():video():pixels()";
@ -645,11 +692,15 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
public const string GetRefresh = "return select(2, next(manager:machine().screens)):refresh_attoseconds()";
public const string GetWidth = "return (select(1, manager:machine():video():size()))";
public const string GetHeight = "return (select(2, manager:machine():video():size()))";
public const string GetSpace = "return manager:machine().devices[\":maincpu\"].spaces[\"program\"]";
public const string GetSpaceMapCount = "return #manager:machine().devices[\":maincpu\"].spaces[\"program\"].map";
public const string SpaceMap = "manager:machine().devices[\":maincpu\"].spaces[\"program\"].map";
public const string GetSpaceAddressMask = "return manager:machine().devices[\":maincpu\"].spaces[\"program\"].address_mask";
public const string GetSpaceAddressShift = "return manager:machine().devices[\":maincpu\"].spaces[\"program\"].shift";
public const string GetSpaceDataWidth = "return manager:machine().devices[\":maincpu\"].spaces[\"program\"].data_width";
public const string GetSpaceEndianness = "return manager:machine().devices[\":maincpu\"].spaces[\"program\"].endianness";
public const string GetBoundX =
"local x0,x1,y0,y1 = manager:machine():render():ui_target():view_bounds() " +
"return x1-x0";