public override NvInternalResult Ioctl(NvIoctl command, Span <byte> arguments)
{
NvInternalResult result = NvInternalResult.NotImplemented;
if (command.Type == NvIoctl.NvHostCustomMagic)
{
switch (command.Number)
{
case 0x14:
result = CallIoctlMethod <NvFence>(SyncptRead, arguments);
break;
case 0x15:
result = CallIoctlMethod <uint>(SyncptIncr, arguments);
break;
case 0x16:
result = CallIoctlMethod <SyncptWaitArguments>(SyncptWait, arguments);
break;
case 0x19:
result = CallIoctlMethod <SyncptWaitExArguments>(SyncptWaitEx, arguments);
break;
case 0x1a:
result = CallIoctlMethod <NvFence>(SyncptReadMax, arguments);
break;
case 0x1b:
// As Marshal cannot handle unaligned arrays, we do everything by hand here.
GetConfigurationArguments configArgument = GetConfigurationArguments.FromSpan(arguments);
result = GetConfig(configArgument);
if (result == NvInternalResult.Success)
{
configArgument.CopyTo(arguments);
}
break;
case 0x1d:
result = CallIoctlMethod <EventWaitArguments>(EventWait, arguments);
break;
case 0x1e:
result = CallIoctlMethod <EventWaitArguments>(EventWaitAsync, arguments);
break;
case 0x1f:
result = CallIoctlMethod <uint>(EventRegister, arguments);
break;
}
}
return(result);
}
private NvInternalResult GetConfig(GetConfigurationArguments arguments)
{
if (!_isProductionMode && NxSettings.Settings.TryGetValue($"{arguments.Domain}!{arguments.Parameter}".ToLower(), out object nvSetting))
{
byte[] settingBuffer = new byte[0x101];
if (nvSetting is string stringValue)
{
if (stringValue.Length > 0x100)
{
Logger.Error?.Print(LogClass.ServiceNv, $"{arguments.Domain}!{arguments.Parameter} String value size is too big!");
}
else
{
settingBuffer = Encoding.ASCII.GetBytes(stringValue + "\0");
}
}
else if (nvSetting is int intValue)
{
settingBuffer = BitConverter.GetBytes(intValue);
}
else if (nvSetting is bool boolValue)
{
settingBuffer[0] = boolValue ? (byte)1 : (byte)0;
}
else
{
throw new NotImplementedException(nvSetting.GetType().Name);
}
Logger.Debug?.Print(LogClass.ServiceNv, $"Got setting {arguments.Domain}!{arguments.Parameter}");
arguments.Configuration = settingBuffer;
return(NvInternalResult.Success);
}
// NOTE: This actually return NotAvailableInProduction but this is directly translated as a InvalidInput before returning the ioctl.
//return NvInternalResult.NotAvailableInProduction;
return(NvInternalResult.InvalidInput);
}