DeviceInfo FindOrCreateDevice(ulong hDevice)
{
// Already seen this device?
if (deviceLookup.ContainsKey(hDevice))
{
return deviceLookup[hDevice];
}
else
{
DeviceInfo device = new DeviceInfo();
device.hDevice = hDevice;
AllDevices.Add(device);
deviceLookup.Add(hDevice, device);
return device;
}
}
void OnDxgkrnlDeviceStart(TraceEvent obj)
{
Debug.Assert(obj.EventName == "Device/DC_Start" && obj.PayloadNames.Length == 6);
Debug.Assert(obj.PayloadNames[0] == "hProcessId");
int processId = (int)(UInt64)obj.PayloadValue(0);
Debug.Assert(obj.PayloadNames[1] == "pDxgAdapter");
ulong pDxgAdapter = (ulong)obj.PayloadValue(1);
Debug.Assert(obj.PayloadNames[3] == "hDevice");
ulong hDevice = (ulong)obj.PayloadValue(3);
// Make sure the device doesn't already exist (error if it does)
if (deviceLookup.ContainsKey(hDevice))
{
Debug.Assert(false);
return;
}
DeviceInfo device = new DeviceInfo();
AllDevices.Add(device);
deviceLookup.Add(hDevice, device);
device.hDevice = hDevice;
device.Adapter = FindOrCreateAdapter(pDxgAdapter);
device.Process = FindOrCreateProcess(processId);
}