public Sameboy(CoreComm comm, GameInfo game, byte[] file, SameboySettings settings, SameboySyncSettings syncSettings, bool deterministic)
{
_serviceProvider = new BasicServiceProvider(this);
_settings = settings ?? new SameboySettings();
_syncSettings = syncSettings ?? new SameboySyncSettings();
var model = _syncSettings.ConsoleMode;
if (model is SameboySyncSettings.GBModel.Auto)
{
model = game.System == VSystemID.Raw.GBC
? SameboySyncSettings.GBModel.GB_MODEL_CGB_E
: SameboySyncSettings.GBModel.GB_MODEL_DMG_B;
}
IsCgb = model >= SameboySyncSettings.GBModel.GB_MODEL_CGB_0;
byte[] bios;
if (_syncSettings.EnableBIOS)
{
FirmwareID fwid = new(
IsCgb ? "GBC" : "GB",
_syncSettings.ConsoleMode is SameboySyncSettings.GBModel.GB_MODEL_AGB
? "AGB"
: "World");
bios = comm.CoreFileProvider.GetFirmwareOrThrow(fwid, "BIOS Not Found, Cannot Load. Change SyncSettings to run without BIOS.");
}
else
{
bios = Util.DecompressGzipFile(new MemoryStream(IsCgb
? _syncSettings.ConsoleMode is SameboySyncSettings.GBModel.GB_MODEL_AGB ? Resources.SameboyAgbBoot.Value : Resources.SameboyCgbBoot.Value
: Resources.SameboyDmgBoot.Value));
}
DeterministicEmulation = false;
bool realtime = true;
if (!_syncSettings.UseRealTime || deterministic)
{
realtime = false;
DeterministicEmulation = true;
}
SameboyState = LibSameboy.sameboy_create(file, file.Length, bios, bios.Length, model, realtime);
InitMemoryDomains();
InitMemoryCallbacks();
_samplecb = QueueSample;
LibSameboy.sameboy_setsamplecallback(SameboyState, _samplecb);
_inputcb = InputCallback;
LibSameboy.sameboy_setinputcallback(SameboyState, _inputcb);
_tracecb = MakeTrace;
LibSameboy.sameboy_settracecallback(SameboyState, null);
LibSameboy.sameboy_setscanlinecallback(SameboyState, null, 0);
LibSameboy.sameboy_setprintercallback(SameboyState, null);
const string TRACE_HEADER = "SM83: PC, opcode, registers (A, F, B, C, D, E, H, L, SP, LY, CY)";
Tracer = new TraceBuffer(TRACE_HEADER);
_serviceProvider.Register(Tracer);
_disassembler = new Gameboy.GBDisassembler();
_serviceProvider.Register <IDisassemblable>(_disassembler);
PutSettings(_settings);
_stateBuf = new byte[LibSameboy.sameboy_statelen(SameboyState)];
RomDetails = $"{game.Name}\r\n{SHA1Checksum.ComputePrefixedHex(file)}\r\n{MD5Checksum.ComputePrefixedHex(file)}\r\n";
BoardName = MapperName(file);
_hasAcc = BoardName is "MBC7 ROM+ACCEL+EEPROM";
ControllerDefinition = Gameboy.Gameboy.CreateControllerDefinition(sgb: false, sub: false, tilt: _hasAcc);
LibSameboy.sameboy_setrtcdivisoroffset(SameboyState, _syncSettings.RTCDivisorOffset);
CycleCount = 0;
}
public O2Hawk(CoreComm comm, GameInfo game, byte[] rom, O2Settings settings, O2SyncSettings syncSettings)
{
var ser = new BasicServiceProvider(this);
cpu = new I8048
{
ReadMemory = ReadMemory,
WriteMemory = WriteMemory,
PeekMemory = PeekMemory,
DummyReadMemory = ReadMemory,
ReadPort = ReadPort,
WritePort = WritePort,
OnExecFetch = ExecFetch,
};
_settings = settings ?? new O2Settings();
_syncSettings = syncSettings ?? new O2SyncSettings();
is_G7400 = _syncSettings.G7400_Enable;
_controllerDeck = new O2HawkControllerDeck("O2 Controller", "O2 Controller", is_G7400);
_bios = comm.CoreFileProvider.GetFirmwareOrThrow(new("O2", is_G7400 ? "BIOS-G7400" : "BIOS-O2"), "BIOS Not Found, Cannot Load");
Buffer.BlockCopy(rom, 0x100, header, 0, 0x50);
Console.WriteLine(MD5Checksum.ComputePrefixedHex(rom));
Console.WriteLine(SHA1Checksum.ComputePrefixedHex(rom));
_rom = rom;
if (game["XROM"])
{
is_XROM = true;
}
Setup_Mapper();
_frameHz = 60;
ser.Register <IVideoProvider>(this);
ServiceProvider = ser;
_tracer = new TraceBuffer(cpu.TraceHeader);
ser.Register(_tracer);
ser.Register <IStatable>(new StateSerializer(SyncState));
SetupMemoryDomains();
cpu.SetCallbacks(ReadMemory, PeekMemory, PeekMemory, WriteMemory);
// set up differences between PAL and NTSC systems
if ((game.Region == "US" || game.Region == "EU-US" || game.Region == null) && !is_G7400)
{
is_pal = false;
pic_height = 240;
_frameHz = 60;
ppu = new NTSC_PPU();
}
else
{
is_pal = true;
pic_height = 240;
_frameHz = 50;
ppu = new PAL_PPU();
}
ppu.Core = this;
ppu.set_region(is_pal, is_G7400);
ser.Register <ISoundProvider>(ppu);
_vidbuffer = new int[372 * pic_height];
frame_buffer = new int[320 * pic_height];
HardReset();
}
public Gameboy(CoreComm comm, GameInfo game, byte[] file, GambatteSettings settings, GambatteSyncSettings syncSettings, bool deterministic)
{
var ser = new BasicServiceProvider(this);
ser.Register <IDisassemblable>(_disassembler);
ServiceProvider = ser;
const string TRACE_HEADER = "LR35902: PC, opcode, registers (A, F, B, C, D, E, H, L, LY, SP, CY)";
Tracer = new TraceBuffer(TRACE_HEADER);
ser.Register <ITraceable>(Tracer);
InitMemoryCallbacks();
DeterministicEmulation = deterministic;
GambatteState = LibGambatte.gambatte_create();
if (GambatteState == IntPtr.Zero)
{
throw new InvalidOperationException($"{nameof(LibGambatte.gambatte_create)}() returned null???");
}
Console.WriteLine(game.System);
try
{
_syncSettings = syncSettings ?? new GambatteSyncSettings();
LibGambatte.LoadFlags flags = LibGambatte.LoadFlags.READONLY_SAV;
switch (_syncSettings.ConsoleMode)
{
case GambatteSyncSettings.ConsoleModeType.GB:
break;
case GambatteSyncSettings.ConsoleModeType.GBC:
flags |= LibGambatte.LoadFlags.CGB_MODE;
break;
case GambatteSyncSettings.ConsoleModeType.GBA:
flags |= LibGambatte.LoadFlags.CGB_MODE | LibGambatte.LoadFlags.GBA_FLAG;
break;
default:
if (game.System == VSystemID.Raw.GBC)
{
flags |= LibGambatte.LoadFlags.CGB_MODE;
}
break;
}
if (game.System == VSystemID.Raw.SGB)
{
flags &= ~(LibGambatte.LoadFlags.CGB_MODE | LibGambatte.LoadFlags.GBA_FLAG);
flags |= LibGambatte.LoadFlags.SGB_MODE;
IsSgb = true;
}
IsCgb = (flags & LibGambatte.LoadFlags.CGB_MODE) == LibGambatte.LoadFlags.CGB_MODE;
if (_syncSettings.EnableBIOS)
{
FirmwareID fwid = new(
IsCgb ? "GBC" : "GB",
IsSgb
? "SGB2"
: _syncSettings.ConsoleMode is GambatteSyncSettings.ConsoleModeType.GBA
? "AGB"
: "World");
var bios = comm.CoreFileProvider.GetFirmwareOrThrow(fwid, "BIOS Not Found, Cannot Load. Change SyncSettings to run without BIOS."); // https://github.com/TASEmulators/BizHawk/issues/2832 tho
if (LibGambatte.gambatte_loadbiosbuf(GambatteState, bios, (uint)bios.Length) != 0)
{
throw new InvalidOperationException($"{nameof(LibGambatte.gambatte_loadbiosbuf)}() returned non-zero (bios error)");
}
}
else
{
if (DeterministicEmulation) // throw a warning if a movie is being recorded with the bios disabled
{
comm.ShowMessage("Detected disabled BIOS during movie recording. It is recommended to use a BIOS for movie recording. Change Sync Settings to run with a BIOS.");
}
flags |= LibGambatte.LoadFlags.NO_BIOS;
}
if (LibGambatte.gambatte_loadbuf(GambatteState, file, (uint)file.Length, flags) != 0)
{
throw new InvalidOperationException($"{nameof(LibGambatte.gambatte_loadbuf)}() returned non-zero (is this not a gb or gbc rom?)");
}
if (IsSgb)
{
ResetStallTicks = 128 * (2 << 14);
}
else if (_syncSettings.EnableBIOS && (_syncSettings.ConsoleMode is GambatteSyncSettings.ConsoleModeType.GBA))
{
ResetStallTicks = 485808; // GBA takes 971616 cycles to switch to CGB mode; CGB CPU is inactive during this time.
}
else
{
ResetStallTicks = 0;
}
// set real default colors (before anyone mucks with them at all)
PutSettings(settings ?? new GambatteSettings());
InitSound();
Frame = 0;
LagCount = 0;
IsLagFrame = false;
InputCallback = new LibGambatte.InputGetter(ControllerCallback);
LibGambatte.gambatte_setinputgetter(GambatteState, InputCallback, IntPtr.Zero);
InitMemoryDomains();
byte[] mbcBuf = new byte[32];
uint rambanks = 0;
uint rombanks = 0;
uint crc = 0;
uint headerchecksumok = 0;
LibGambatte.gambatte_pakinfo(GambatteState, mbcBuf, ref rambanks, ref rombanks, ref crc, ref headerchecksumok);
byte[] romNameBuf = new byte[32];
LibGambatte.gambatte_romtitle(GambatteState, romNameBuf);
string romname = Encoding.ASCII.GetString(romNameBuf);
RomDetails = $"{game.Name}\r\n{SHA1Checksum.ComputePrefixedHex(file)}\r\n{MD5Checksum.ComputePrefixedHex(file)}\r\n\r\n";
BoardName = Encoding.ASCII.GetString(mbcBuf);
RomDetails += $"Core reported Header Name: {romname}\r\n";
RomDetails += $"Core reported RAM Banks: {rambanks}\r\n";
RomDetails += $"Core reported ROM Banks: {rombanks}\r\n";
RomDetails += $"Core reported CRC32: {crc:X8}\r\n";
RomDetails += $"Core reported Header Checksum Status: {(headerchecksumok != 0 ? "OK" : "BAD")}\r\n";
if (_syncSettings.EnableBIOS && headerchecksumok == 0)
{
comm.ShowMessage("Core reports the header checksum is bad. This ROM will not boot with the official BIOS.\n" +
"Disable BIOS in sync settings to boot this game");
}
if (!_syncSettings.EnableBIOS && IsCgb && IsCGBDMGMode()) // without a bios, we need to set the palette for cgbdmg ourselves
{
int[] cgbDmgColors = new int[] { 0xFFFFFF, 0x7BFF31, 0x0063C5, 0x000000, 0xFFFFFF, 0xFF8484, 0x943A3A, 0x000000, 0xFFFFFF, 0xFF8484, 0x943A3A, 0x000000 };
if (file[0x14B] == 0x01 || (file[0x14B] == 0x33 && file[0x144] == '0' && file[0x145] == '1')) // Nintendo licencees get special palettes
{
cgbDmgColors = ColorsFromTitleHash(file);
}
ChangeDMGColors(cgbDmgColors);
}
if (!DeterministicEmulation && _syncSettings.RealTimeRTC)
{
LibGambatte.gambatte_settimemode(GambatteState, false);
}
if (DeterministicEmulation)
{
ulong dividers = _syncSettings.InitialTime * (0x400000UL + (ulong)_syncSettings.RTCDivisorOffset) / 2UL;
LibGambatte.gambatte_settime(GambatteState, dividers);
}
LibGambatte.gambatte_setrtcdivisoroffset(GambatteState, _syncSettings.RTCDivisorOffset);
LibGambatte.gambatte_setcartbuspulluptime(GambatteState, (uint)_syncSettings.CartBusPullUpTime);
_cdCallback = new LibGambatte.CDCallback(CDCallbackProc);
ControllerDefinition = CreateControllerDefinition(sgb: IsSgb, sub: _syncSettings.FrameLength is GambatteSyncSettings.FrameLengthType.UserDefinedFrames, tilt: false);
NewSaveCoreSetBuff();
}
catch
{
Dispose();
throw;
}
}
public A7800Hawk(CoreComm comm, byte[] rom, A7800Hawk.A7800Settings settings, A7800Hawk.A7800SyncSettings syncSettings)
{
var ser = new BasicServiceProvider(this);
maria = new Maria();
tia = new TIA();
m6532 = new M6532();
pokey = new Pokey();
cpu = new MOS6502X <CpuLink>(new CpuLink(this));
maria = new Maria
{
ReadMemory = ReadMemory
};
_blip.SetRates(1789773, 44100);
_settings = (A7800Settings)settings ?? new A7800Settings();
_syncSettings = (A7800SyncSettings)syncSettings ?? new A7800SyncSettings();
_controllerDeck = new A7800HawkControllerDeck(_syncSettings.Port1, _syncSettings.Port2);
var highscoreBios = comm.CoreFileProvider.GetFirmware(new("A78", "Bios_HSC"), "Some functions may not work without the high score BIOS.");
var palBios = comm.CoreFileProvider.GetFirmware(new("A78", "Bios_PAL"), "The game will not run if the correct region BIOS is not available.");
var ntscBios = comm.CoreFileProvider.GetFirmware(new("A78", "Bios_NTSC"), "The game will not run if the correct region BIOS is not available.");
byte[] header = new byte[128];
bool is_header = false;
if (rom.Length % 1024 == 128)
{
Console.WriteLine("128 byte header detected");
byte[] newrom = new byte[rom.Length - 128];
is_header = true;
Buffer.BlockCopy(rom, 0, header, 0, 128);
Buffer.BlockCopy(rom, 128, newrom, 0, newrom.Length);
rom = newrom;
}
_isPAL = false;
// look up hash in gamedb to see what mapper to use
// if none found default is zero
// also check for PAL region
s_mapper = null;
var hash_md5 = MD5Checksum.ComputePrefixedHex(rom);
var gi = Database.CheckDatabase(hash_md5);
if (gi != null)
{
var dict = gi.GetOptions();
if (dict.ContainsKey("PAL"))
{
_isPAL = true;
}
if (!dict.TryGetValue("board", out s_mapper))
{
throw new Exception("No Board selected for this game");
}
// check if the game uses pokey or RAM
if (dict.TryGetValue("RAM", out var cartRAMStr))
{
int.TryParse(cartRAMStr, out cart_RAM);
}
if (dict.TryGetValue("Pokey", out var pokeyStr))
{
bool.TryParse(pokeyStr, out is_pokey);
}
if (dict.TryGetValue("Pokey_450", out var pokey450Str))
{
bool.TryParse(pokey450Str, out is_pokey_450);
}
// some games will not function with the high score bios
// if such a game is being played, tell the user and disable it
if (dict.TryGetValue("No_HS", out var noHSStr))
{
bool.TryParse(noHSStr, out var no_hs);
if (no_hs)
{
Console.WriteLine("This game is incompatible with the High Score BIOS, disabling it");
highscoreBios = null;
}
}
}
else if (is_header)
{
Console.WriteLine("ROM not in DB, inferring mapper info from header");
byte cart_1 = header[0x35];
byte cart_2 = header[0x36];
_isPAL = (header[0x39] > 0);
if (cart_2.Bit(1))
{
if (cart_2.Bit(3))
{
s_mapper = "2";
}
else
{
s_mapper = "1";
}
if (cart_2.Bit(2))
{
cart_RAM = 8;
// the homebrew game serpentine requires extra RAM, but in the alternative style
if (hash_md5 == RomChecksums.Serpentine)
{
cart_RAM = 16;
}
}
}
else
{
s_mapper = "0";
}
if (cart_2.Bit(0))
{
is_pokey = true;
}
// the homebrew game serpentine requires the pokey chip to be available at the alternative location 0x450
if (cart_2.Bit(6))
{
is_pokey_450 = true;
}
}
else
{
throw new Exception("ROM not in gamedb and has no header");
}
// some games that use the Super Game mapper only have 4 banks, so let's set a flag to limit bank size
if (rom.Length < 0x14000)
{
small_flag = true;
// additionally, PAL Karateka has bank 6 (actually 2) at 0x4000
if (hash_md5 == RomChecksums.KaratekaPAL)
{
PAL_Kara = true;
}
}
_rom = rom;
Reset_Mapper(s_mapper);
_hsbios = highscoreBios;
_bios = _isPAL ? palBios : ntscBios;
if (_bios == null)
{
throw new MissingFirmwareException("The BIOS corresponding to the region of the game you loaded is required to run Atari 7800 games.");
}
// set up palette and frame rate
if (_isPAL)
{
_frameHz = 50;
_screen_width = 320;
_screen_height = 313;
_vblanklines = 20;
maria._palette = PALPalette;
}
else
{
_frameHz = 60;
_screen_width = 320;
_screen_height = 263;
_vblanklines = 20;
maria._palette = NTSCPalette;
}
maria.Core = this;
m6532.Core = this;
tia.Core = this;
pokey.Core = this;
ser.Register <IVideoProvider>(this);
ser.Register <ISoundProvider>(this);
ServiceProvider = ser;
_tracer = new TraceBuffer(cpu.TraceHeader);
ser.Register <ITraceable>(_tracer);
ser.Register <IStatable>(new StateSerializer(SyncState));
SetupMemoryDomains();
ser.Register <IDisassemblable>(cpu);
HardReset();
}
public C64(CoreLoadParameters <C64Settings, C64SyncSettings> lp)
{
PutSyncSettings((C64SyncSettings)lp.SyncSettings ?? new C64SyncSettings());
PutSettings((C64Settings)lp.Settings ?? new C64Settings());
var ser = new BasicServiceProvider(this);
ServiceProvider = ser;
CoreComm = lp.Comm;
_roms = lp.Roms.Select(r => r.RomData).ToList();
_currentDisk = 0;
RomSanityCheck();
Init(SyncSettings.VicType, Settings.BorderType, SyncSettings.SidType, SyncSettings.TapeDriveType, SyncSettings.DiskDriveType);
_cyclesPerFrame = _board.Vic.CyclesPerFrame;
_memoryCallbacks = new MemoryCallbackSystem(new[] { "System Bus" });
InitMedia(_roms[_currentDisk]);
HardReset();
switch (SyncSettings.VicType)
{
case VicType.Ntsc:
case VicType.Drean:
case VicType.NtscOld:
Region = DisplayType.NTSC;
break;
case VicType.Pal:
Region = DisplayType.PAL;
break;
}
if (_board.Sid != null)
{
_soundProvider = new DCFilter(_board.Sid, 512);
ser.Register <ISoundProvider>(_soundProvider);
}
ser.Register <IVideoProvider>(_board.Vic);
ser.Register <IDriveLight>(this);
_tracer = new TraceBuffer(_board.Cpu.TraceHeader);
ser.Register <ITraceable>(_tracer);
ser.Register <IStatable>(new StateSerializer(SyncState));
if (_board.CartPort.IsConnected)
{
var first = _roms[0]; // There are no multi-cart cart games, so just hardcode first
RomDetails = $"{lp.Game.Name}\r\n{SHA1Checksum.ComputePrefixedHex(first)}\r\n{MD5Checksum.ComputePrefixedHex(first)}\r\nMapper Impl \"{_board.CartPort.CartridgeType}\"";
}
SetupMemoryDomains();
}