private static ProgramFeatures CreateProgramFeaturesWithoutCoreCompatibility(LuigiFeatureFlags featuresUnderTest)
{
var programFeaturesHavingNoLuigiFeatureFlags = new ProgramFeatures()
{
Ecs = EcsFeatures.Incompatible,
IntellivisionII = FeatureCompatibility.Incompatible,
Intellivoice = FeatureCompatibility.Incompatible,
KeyboardComponent = KeyboardComponentFeatures.Incompatible,
};
if (featuresUnderTest.ExtendedPeripheralCompatabilityBitsVersion() > 0)
{
programFeaturesHavingNoLuigiFeatureFlags.Tutorvision = FeatureCompatibility.Incompatible;
}
programFeaturesHavingNoLuigiFeatureFlags.SetUnrecongizedRomFeatures();
return(programFeaturesHavingNoLuigiFeatureFlags);
}
/// <summary>
/// Convert LuigiFeatureFlags into a ProgramFeatures object.
/// </summary>
/// <param name="featureFlags">The flags to convert,</param>
/// <returns>ProgramFeatures representing the compatibility modes described by the feature flags.</returns>
public static ProgramFeatures ToProgramFeatures(this LuigiFeatureFlags featureFlags)
{
var programFeatures = ProgramFeatures.GetUnrecognizedRomFeatures();
var intellivoiceCompatibililty = (uint)(featureFlags & LuigiFeatureFlags.IntellivoiceMask);
programFeatures.Intellivoice = (FeatureCompatibility)(intellivoiceCompatibililty >> IntellivoiceOffset);
var ecsCompatibility = (uint)(featureFlags & LuigiFeatureFlags.EcsMask);
programFeatures.Ecs = (EcsFeatures)(ecsCompatibility >> EcsOffset);
var intellivisionIICompatibility = (uint)(featureFlags & LuigiFeatureFlags.IntellivisionIIMask);
programFeatures.IntellivisionII = (FeatureCompatibility)(intellivisionIICompatibility >> IntellivisionIIOffset);
var keyboardComponentCompatibility = (uint)(featureFlags & LuigiFeatureFlags.KeyboardComponentMask);
programFeatures.KeyboardComponent = (KeyboardComponentFeatures)(keyboardComponentCompatibility >> KeyboardComponentOffset);
var extendedPeripheralCompatibilityVersion = featureFlags.ExtendedPeripheralCompatabilityBitsVersion();
if (extendedPeripheralCompatibilityVersion > 0)
{
var tutorvisionCompatibility = (uint)(featureFlags & LuigiFeatureFlags.TutorVisionMask);
programFeatures.Tutorvision = (FeatureCompatibility)(tutorvisionCompatibility >> TutorVisionOffset);
}
if (extendedPeripheralCompatibilityVersion > 1)
{
// TBD
}
if (extendedPeripheralCompatibilityVersion > 2)
{
// TBD
}
var jlpAccelerationCompatibility = (uint)(featureFlags & LuigiFeatureFlags.JlpAccelerationMask);
programFeatures.Jlp = (JlpFeatures)(jlpAccelerationCompatibility >> JlpAccelerationOffset);
programFeatures.JlpFlashMinimumSaveSectors = featureFlags.MinimumFlashSaveDataSectors();
if (programFeatures.JlpFlashMinimumSaveSectors > 0)
{
programFeatures.Jlp |= JlpFeatures.SaveDataRequired;
}
if ((jlpAccelerationCompatibility != 0) || (programFeatures.JlpFlashMinimumSaveSectors > 0))
{
if (programFeatures.JlpHardwareVersion == JlpHardwareVersion.None)
{
programFeatures.JlpHardwareVersion = JlpHardwareVersion.Jlp03;
}
}
var ltoFlashMemoryMapper = (ulong)(featureFlags & LuigiFeatureFlags.LtoFlashMemoryMapperEnabled);
if (ltoFlashMemoryMapper != 0)
{
programFeatures.LtoFlash |= LtoFlashFeatures.LtoFlashMemoryMapped;
}
return(programFeatures);
}