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Ryujinx/Ryujinx.HLE/HOS/Services/Nv/NvDrvServices/NvHostChannel/NvHostGpuDeviceFile.cs

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using Ryujinx.HLE.HOS.Kernel.Common;
using Ryujinx.HLE.HOS.Kernel.Threading;
using Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostChannel.Types;
using Ryujinx.Memory;
using System;
namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostChannel
{
internal class NvHostGpuDeviceFile : NvHostChannelDeviceFile
{
private KEvent _smExceptionBptIntReportEvent;
private KEvent _smExceptionBptPauseReportEvent;
private KEvent _errorNotifierEvent;
public NvHostGpuDeviceFile(ServiceCtx context, IVirtualMemoryManager memory, long owner) : base(context, memory, owner)
{
_smExceptionBptIntReportEvent = new KEvent(context.Device.System.KernelContext);
_smExceptionBptPauseReportEvent = new KEvent(context.Device.System.KernelContext);
_errorNotifierEvent = new KEvent(context.Device.System.KernelContext);
}
public override NvInternalResult Ioctl2(NvIoctl command, Span<byte> arguments, Span<byte> inlineInBuffer)
{
NvInternalResult result = NvInternalResult.NotImplemented;
if (command.Type == NvIoctl.NvHostMagic)
{
switch (command.Number)
{
case 0x1b:
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result = CallIoctlMethod<SubmitGpfifoArguments, ulong>(SubmitGpfifoEx, arguments, inlineInBuffer);
break;
}
}
return result;
}
public override NvInternalResult QueryEvent(out int eventHandle, uint eventId)
{
// TODO: accurately represent and implement those events.
KEvent targetEvent = null;
switch (eventId)
{
case 0x1:
targetEvent = _smExceptionBptIntReportEvent;
break;
case 0x2:
targetEvent = _smExceptionBptPauseReportEvent;
break;
case 0x3:
targetEvent = _errorNotifierEvent;
break;
}
if (targetEvent != null)
{
if (Context.Process.HandleTable.GenerateHandle(targetEvent.ReadableEvent, out eventHandle) != KernelResult.Success)
{
throw new InvalidOperationException("Out of handles!");
}
}
else
{
eventHandle = 0;
return NvInternalResult.InvalidInput;
}
return NvInternalResult.Success;
}
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private NvInternalResult SubmitGpfifoEx(ref SubmitGpfifoArguments arguments, Span<ulong> inlineData)
{
return SubmitGpfifo(ref arguments, inlineData);
}
}
}