public NDS(CoreLoadParameters <NDSSettings, NDSSyncSettings> lp)
: base(lp.Comm, new Configuration
{
DefaultWidth = 256,
DefaultHeight = 384,
MaxWidth = 256,
MaxHeight = 384,
MaxSamples = 1024,
DefaultFpsNumerator = 33513982,
DefaultFpsDenominator = 560190,
SystemId = VSystemID.Raw.NDS,
})
{
var roms = lp.Roms.Select(r => r.RomData).ToList();
if (roms.Count > 3)
{
throw new InvalidOperationException("Wrong number of ROMs!");
}
bool gbacartpresent = roms.Count > 1;
bool gbasrampresent = roms.Count == 3;
_tracecb = MakeTrace;
_core = PreInit <LibMelonDS>(new WaterboxOptions
{
Filename = "melonDS.wbx",
SbrkHeapSizeKB = 2 * 1024,
SealedHeapSizeKB = 4,
InvisibleHeapSizeKB = 4,
PlainHeapSizeKB = 4,
MmapHeapSizeKB = 1024 * 1024,
SkipCoreConsistencyCheck = CoreComm.CorePreferences.HasFlag(CoreComm.CorePreferencesFlags.WaterboxCoreConsistencyCheck),
SkipMemoryConsistencyCheck = CoreComm.CorePreferences.HasFlag(CoreComm.CorePreferencesFlags.WaterboxMemoryConsistencyCheck),
}, new Delegate[] { _tracecb });
_syncSettings = lp.SyncSettings ?? new NDSSyncSettings();
_settings = lp.Settings ?? new NDSSettings();
var bios7 = _syncSettings.UseRealBIOS
? CoreComm.CoreFileProvider.GetFirmwareOrThrow(new("NDS", "bios7"))
: null;
var bios9 = _syncSettings.UseRealBIOS
? CoreComm.CoreFileProvider.GetFirmwareOrThrow(new("NDS", "bios9"))
: null;
var fw = CoreComm.CoreFileProvider.GetFirmware(new("NDS", "firmware"));
bool skipfw = _syncSettings.SkipFirmware || !_syncSettings.UseRealBIOS || fw == null;
LibMelonDS.LoadFlags flags = LibMelonDS.LoadFlags.NONE;
if (_syncSettings.UseRealBIOS)
{
flags |= LibMelonDS.LoadFlags.USE_REAL_BIOS;
}
if (skipfw)
{
flags |= LibMelonDS.LoadFlags.SKIP_FIRMWARE;
}
if (gbacartpresent)
{
flags |= LibMelonDS.LoadFlags.GBA_CART_PRESENT;
}
if (_settings.AccurateAudioBitrate)
{
flags |= LibMelonDS.LoadFlags.ACCURATE_AUDIO_BITRATE;
}
if (_syncSettings.FirmwareOverride || lp.DeterministicEmulationRequested)
{
flags |= LibMelonDS.LoadFlags.FIRMWARE_OVERRIDE;
}
var fwSettings = new LibMelonDS.FirmwareSettings();
var name = Encoding.UTF8.GetBytes(_syncSettings.FirmwareUsername);
fwSettings.FirmwareUsernameLength = name.Length;
fwSettings.FirmwareLanguage = _syncSettings.FirmwareLanguage;
if (_syncSettings.FirmwareStartUp == NDSSyncSettings.StartUp.AutoBoot)
{
fwSettings.FirmwareLanguage |= (NDSSyncSettings.Language) 0x40;
}
fwSettings.FirmwareBirthdayMonth = _syncSettings.FirmwareBirthdayMonth;
fwSettings.FirmwareBirthdayDay = _syncSettings.FirmwareBirthdayDay;
fwSettings.FirmwareFavouriteColour = _syncSettings.FirmwareFavouriteColour;
var message = _syncSettings.FirmwareMessage.Length != 0 ? Encoding.UTF8.GetBytes(_syncSettings.FirmwareMessage) : new byte[1] {
0
};
fwSettings.FirmwareMessageLength = message.Length;
_exe.AddReadonlyFile(roms[0], "game.rom");
if (gbacartpresent)
{
_exe.AddReadonlyFile(roms[1], "gba.rom");
if (gbasrampresent)
{
_exe.AddReadonlyFile(roms[2], "gba.ram");
}
}
if (_syncSettings.UseRealBIOS)
{
_exe.AddReadonlyFile(bios7, "bios7.rom");
_exe.AddReadonlyFile(bios9, "bios9.rom");
}
if (fw != null)
{
if (NDSFirmware.MaybeWarnIfBadFw(fw, CoreComm))
{
if (_syncSettings.FirmwareOverride || lp.DeterministicEmulationRequested)
{
NDSFirmware.SanitizeFw(fw);
}
}
_exe.AddReadonlyFile(fw, "firmware.bin");
}
unsafe
{
fixed(byte *namePtr = &name[0], messagePtr = &message[0])
{
fwSettings.FirmwareUsername = (IntPtr)namePtr;
fwSettings.FirmwareMessage = (IntPtr)messagePtr;
if (!_core.Init(flags, fwSettings))
{
throw new InvalidOperationException("Init returned false!");
}
}
}
_exe.RemoveReadonlyFile("game.rom");
if (gbacartpresent)
{
_exe.RemoveReadonlyFile("gba.rom");
if (gbasrampresent)
{
_exe.RemoveReadonlyFile("gba.ram");
}
}
if (_syncSettings.UseRealBIOS)
{
_exe.RemoveReadonlyFile("bios7.rom");
_exe.RemoveReadonlyFile("bios9.rom");
}
if (fw != null)
{
_exe.RemoveReadonlyFile("firmware.bin");
}
PostInit();
((MemoryDomainList)this.AsMemoryDomains()).SystemBus = new NDSSystemBus(this.AsMemoryDomains()["ARM9 System Bus"], this.AsMemoryDomains()["ARM7 System Bus"]);
DeterministicEmulation = lp.DeterministicEmulationRequested || (!_syncSettings.UseRealTime);
InitializeRtc(_syncSettings.InitialTime);
_resampler = new SpeexResampler(SpeexResampler.Quality.QUALITY_DEFAULT, 32768, 44100, 32768, 44100, null, this);
_serviceProvider.Register <ISoundProvider>(_resampler);
_disassembler = new NDSDisassembler();
_serviceProvider.Register <IDisassemblable>(_disassembler);
const string TRACE_HEADER = "ARM9+ARM7: PC, opcode, registers (r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15, Cy, CpuMode)";
Tracer = new TraceBuffer(TRACE_HEADER);
_serviceProvider.Register <ITraceable>(Tracer);
}
public NDS(CoreLoadParameters <NDSSettings, NDSSyncSettings> lp)
: base(lp.Comm, new Configuration
{
DefaultWidth = 256,
DefaultHeight = 384,
MaxWidth = 256,
MaxHeight = 384,
MaxSamples = 1024,
DefaultFpsNumerator = 33513982,
DefaultFpsDenominator = 560190,
SystemId = VSystemID.Raw.NDS,
})
{
_syncSettings = lp.SyncSettings ?? new NDSSyncSettings();
_settings = lp.Settings ?? new NDSSettings();
IsDSi = _syncSettings.UseDSi;
var roms = lp.Roms.Select(r => r.RomData).ToList();
if (roms.Count > (IsDSi ? 1 : 3))
{
throw new InvalidOperationException("Wrong number of ROMs!");
}
IsDSiWare = IsDSi && RomIsWare(roms[0]);
bool gbacartpresent = roms.Count > 1;
bool gbasrampresent = roms.Count == 3;
InitMemoryCallbacks();
_tracecb = MakeTrace;
_threadstartcb = ThreadStartCallback;
_core = PreInit <LibMelonDS>(new WaterboxOptions
{
Filename = "melonDS.wbx",
SbrkHeapSizeKB = 2 * 1024,
SealedHeapSizeKB = 4,
InvisibleHeapSizeKB = 4 * 1024,
PlainHeapSizeKB = 4,
MmapHeapSizeKB = 1024 * 1024,
SkipCoreConsistencyCheck = CoreComm.CorePreferences.HasFlag(CoreComm.CorePreferencesFlags.WaterboxCoreConsistencyCheck),
SkipMemoryConsistencyCheck = CoreComm.CorePreferences.HasFlag(CoreComm.CorePreferencesFlags.WaterboxMemoryConsistencyCheck),
}, new Delegate[] { _readcb, _writecb, _execcb, _tracecb, _threadstartcb });
var bios7 = IsDSi || _syncSettings.UseRealBIOS
? CoreComm.CoreFileProvider.GetFirmwareOrThrow(new("NDS", "bios7"))
: null;
var bios9 = IsDSi || _syncSettings.UseRealBIOS
? CoreComm.CoreFileProvider.GetFirmwareOrThrow(new("NDS", "bios9"))
: null;
var bios7i = IsDSi
? CoreComm.CoreFileProvider.GetFirmwareOrThrow(new("NDS", "bios7i"))
: null;
var bios9i = IsDSi
? CoreComm.CoreFileProvider.GetFirmwareOrThrow(new("NDS", "bios9i"))
: null;
var nand = IsDSi
? CoreComm.CoreFileProvider.GetFirmwareOrThrow(new("NDS", "nand"))
: null;
var fw = IsDSi
? CoreComm.CoreFileProvider.GetFirmwareOrThrow(new("NDS", "firmwarei"))
: CoreComm.CoreFileProvider.GetFirmware(new("NDS", "firmware"));
var tmd = IsDSi && IsDSiWare
? GetTMDData(roms[0])
: null;
bool skipfw = _syncSettings.SkipFirmware || !_syncSettings.UseRealBIOS || fw == null;
LibMelonDS.LoadFlags loadFlags = LibMelonDS.LoadFlags.NONE;
if (_syncSettings.UseRealBIOS || IsDSi)
{
loadFlags |= LibMelonDS.LoadFlags.USE_REAL_BIOS;
}
if (skipfw && !IsDSi)
{
loadFlags |= LibMelonDS.LoadFlags.SKIP_FIRMWARE;
}
if (gbacartpresent)
{
loadFlags |= LibMelonDS.LoadFlags.GBA_CART_PRESENT;
}
if (_syncSettings.FirmwareOverride || lp.DeterministicEmulationRequested)
{
loadFlags |= LibMelonDS.LoadFlags.FIRMWARE_OVERRIDE;
}
if (IsDSi)
{
loadFlags |= LibMelonDS.LoadFlags.IS_DSI;
}
if (IsDSi && IsDSiWare)
{
loadFlags |= LibMelonDS.LoadFlags.LOAD_DSIWARE;
}
if (_syncSettings.ThreadedRendering)
{
loadFlags |= LibMelonDS.LoadFlags.THREADED_RENDERING;
}
var fwSettings = new LibMelonDS.FirmwareSettings();
var name = Encoding.UTF8.GetBytes(_syncSettings.FirmwareUsername);
fwSettings.FirmwareUsernameLength = name.Length;
fwSettings.FirmwareLanguage = _syncSettings.FirmwareLanguage;
if (!IsDSi && _syncSettings.FirmwareStartUp == NDSSyncSettings.StartUp.AutoBoot)
{
fwSettings.FirmwareLanguage |= (NDSSyncSettings.Language) 0x40;
}
fwSettings.FirmwareBirthdayMonth = _syncSettings.FirmwareBirthdayMonth;
fwSettings.FirmwareBirthdayDay = _syncSettings.FirmwareBirthdayDay;
fwSettings.FirmwareFavouriteColour = _syncSettings.FirmwareFavouriteColour;
var message = _syncSettings.FirmwareMessage.Length != 0 ? Encoding.UTF8.GetBytes(_syncSettings.FirmwareMessage) : new byte[1] {
0
};
fwSettings.FirmwareMessageLength = message.Length;
var loadData = new LibMelonDS.LoadData
{
DsRomLength = roms[0].Length,
GbaRomLength = gbacartpresent ? roms[1].Length : 0,
GbaRamLength = gbasrampresent ? roms[2].Length : 0,
NandLength = nand?.Length ?? 0,
AudioBitrate = _settings.AudioBitrate,
};
if (_syncSettings.UseRealBIOS || IsDSi)
{
_exe.AddReadonlyFile(bios7, "bios7.rom");
_exe.AddReadonlyFile(bios9, "bios9.rom");
}
if (IsDSi)
{
_exe.AddReadonlyFile(bios7i, "bios7i.rom");
_exe.AddReadonlyFile(bios9i, "bios9i.rom");
if (IsDSiWare)
{
_exe.AddReadonlyFile(roms[0], "dsiware.rom");
}
}
if (fw != null)
{
if (IsDSi || NDSFirmware.MaybeWarnIfBadFw(fw, CoreComm)) // fw checks dont work on dsi firmware, don't bother
{
if (_syncSettings.FirmwareOverride || lp.DeterministicEmulationRequested)
{
NDSFirmware.SanitizeFw(fw);
}
}
_exe.AddReadonlyFile(fw, IsDSi ? "firmwarei.bin" : "firmware.bin");
}
unsafe
{
fixed(byte *
dsRomPtr = roms[0],
gbaRomPtr = gbacartpresent?roms[1] : null,
gbaRamPtr = gbasrampresent?roms[2] : null,
nandPtr = nand,
tmdPtr = tmd,
namePtr = name,
messagePtr = message)
{
loadData.DsRomData = (IntPtr)dsRomPtr;
loadData.GbaRomData = (IntPtr)gbaRomPtr;
loadData.GbaRamData = (IntPtr)gbaRamPtr;
loadData.NandData = (IntPtr)nandPtr;
loadData.TmdData = (IntPtr)tmdPtr;
fwSettings.FirmwareUsername = (IntPtr)namePtr;
fwSettings.FirmwareMessage = (IntPtr)messagePtr;
if (!_core.Init(loadFlags, ref loadData, ref fwSettings))
{
throw new InvalidOperationException("Init returned false!");
}
}
}
if (fw != null)
{
_exe.RemoveReadonlyFile(IsDSi ? "firmwarei.bin" : "firmware.bin");
}
if (IsDSi && IsDSiWare)
{
_exe.RemoveReadonlyFile("dsiware.rom");
}
PostInit();
((MemoryDomainList)this.AsMemoryDomains()).SystemBus = new NDSSystemBus(this.AsMemoryDomains()["ARM9 System Bus"], this.AsMemoryDomains()["ARM7 System Bus"]);
DeterministicEmulation = lp.DeterministicEmulationRequested || (!_syncSettings.UseRealTime);
InitializeRtc(_syncSettings.InitialTime);
_frameThreadPtr = _core.GetFrameThreadProc();
if (_frameThreadPtr != IntPtr.Zero)
{
Console.WriteLine($"Setting up waterbox thread for 0x{_frameThreadPtr:X16}");
_frameThreadStart = CallingConventionAdapters.GetWaterboxUnsafeUnwrapped().GetDelegateForFunctionPointer <Action>(_frameThreadPtr);
_core.SetThreadStartCallback(_threadstartcb);
}
_resampler = new SpeexResampler(SpeexResampler.Quality.QUALITY_DEFAULT, 32768, 44100, 32768, 44100, null, this);
_serviceProvider.Register <ISoundProvider>(_resampler);
_disassembler = new NDSDisassembler();
_serviceProvider.Register <IDisassemblable>(_disassembler);
const string TRACE_HEADER = "ARM9+ARM7: PC, opcode, registers (r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15, Cy, CpuMode)";
Tracer = new TraceBuffer(TRACE_HEADER);
_serviceProvider.Register(Tracer);
}