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mame: fix configs being dumped to disk hopefully, also fix the thing 

mame lua figuring out cpu and address space every time I read a byte was a dumb idea it seems. accessing maincpu program space directly via C API is much wiser. ram search does the thing now.
This commit is contained in:
feos 2020-05-26 00:04:43 +03:00
parent 2ce79fc356
commit 5539308398
2 changed files with 5 additions and 2 deletions
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3
src/BizHawk.Emulation.Cores/Arcades/MAME/LibMAME.cs
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@ -22,6 +22,9 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
[DllImport(dll, CallingConvention = cc)]
public static extern uint mame_launch(int argc, string[] argv);
[DllImport(dll, CallingConvention = cc)]
public static extern char mame_read_byte(uint address);
[DllImport(dll, CallingConvention = cc)]
public static extern SaveError mame_save_buffer(byte[] buf, out int length);

4
src/BizHawk.Emulation.Cores/Arcades/MAME/MAME.cs
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@ -218,7 +218,7 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
, "-nonvram_save" // prevent dumping non-volatile ram to disk
, "-artpath", "mame\\artwork" // path to load artowrk from
, "-diff_directory", "mame\\diff" // hdd diffs, whenever stuff is written back to an image
, "-cfg_directory", "" // send invalid path to prevent cfg handling
, "-cfg_directory", ":" // send invalid path to prevent cfg handling
, "-volume", "-32" // lowest attenuation means mame osd remains silent
, "-output", "console" // print everything to hawk console
, "-samplerate", _sampleRate.ToString() // match hawk samplerate
@ -452,7 +452,7 @@ namespace BizHawk.Emulation.Cores.Arcades.MAME
addr += firstOffset;
var val = (byte)LibMAME.mame_lua_get_int($"{ MAMELuaCommand.GetSpace }:read_u8({ addr << _systemBusAddressShift })");
var val = (byte)LibMAME.mame_read_byte((uint)addr << _systemBusAddressShift);
_memoryAccessComplete.Set();