BOOLEAN EtGpuMonitorInitialization(VOID)
{
//@@ gdi32.dll and setupapi.dll 함수 후킹으로 함수 address 획득.
/*if (PhGetIntegerSetting(SETTING_NAME_ENABLE_GPU_MONITOR) && WindowsVersion >= WINDOWS_7)
{*/
HMODULE gdi32Handle;
HMODULE setupapiHandle;
if (gdi32Handle = GetModuleHandle(L"gdi32.dll"))
{
D3DKMTOpenAdapterFromDeviceName_I = (PVOID)GetProcAddress(gdi32Handle, "D3DKMTOpenAdapterFromDeviceName");
D3DKMTCloseAdapter_I = (PVOID)GetProcAddress(gdi32Handle, "D3DKMTCloseAdapter");
D3DKMTQueryStatistics_I = (PVOID)GetProcAddress(gdi32Handle, "D3DKMTQueryStatistics");
/*if (D3DKMTOpenAdapterFromDeviceName_I == NULL)
printf("failed got D3DKMTDeviceName_l addr \n");
else
printf("success got D3DKMTDeviceName_l addr %x \n", D3DKMTOpenAdapterFromDeviceName_I);*/
}
if (setupapiHandle = LoadLibrary(L"setupapi.dll"))
{
SetupDiGetClassDevsW_I = (PVOID)GetProcAddress(setupapiHandle, "SetupDiGetClassDevsW");
SetupDiDestroyDeviceInfoList_I = (PVOID)GetProcAddress(setupapiHandle, "SetupDiDestroyDeviceInfoList");
SetupDiEnumDeviceInterfaces_I = (PVOID)GetProcAddress(setupapiHandle, "SetupDiEnumDeviceInterfaces");
SetupDiGetDeviceInterfaceDetailW_I = (PVOID)GetProcAddress(setupapiHandle, "SetupDiGetDeviceInterfaceDetailW");
SetupDiGetDeviceRegistryPropertyW_I = (PVOID)GetProcAddress(setupapiHandle, "SetupDiGetDeviceRegistryPropertyW");
}
if (
D3DKMTOpenAdapterFromDeviceName_I &&
D3DKMTCloseAdapter_I &&
D3DKMTQueryStatistics_I &&
SetupDiGetClassDevsW_I &&
SetupDiDestroyDeviceInfoList_I &&
SetupDiEnumDeviceInterfaces_I &&
SetupDiGetDeviceInterfaceDetailW_I
)
{
EtpGpuAdapterList = PhCreateList(4);
//@@ D3DStatistics 초기화 및 D3DStatistics에서 gpu adapter list를 받아옮.
if (EtpInitializeD3DStatistics() && EtpGpuAdapterList->Count != 0)
return TRUE;
}
return FALSE;
}
VOID EtGpuMonitorInitialization(
VOID
)
{
if (PhGetIntegerSetting(SETTING_NAME_ENABLE_GPU_MONITOR))
{
EtpGpuAdapterList = PhCreateList(4);
if (EtpInitializeD3DStatistics())
EtGpuEnabled = TRUE;
}
if (EtGpuEnabled)
{
ULONG sampleCount;
ULONG i;
ULONG j;
PPH_STRING bitmapString;
D3DKMT_QUERYSTATISTICS queryStatistics;
sampleCount = PhGetIntegerSetting(L"SampleCount");
PhInitializeCircularBuffer_FLOAT(&EtGpuNodeHistory, sampleCount);
PhInitializeCircularBuffer_ULONG(&EtMaxGpuNodeHistory, sampleCount);
PhInitializeCircularBuffer_FLOAT(&EtMaxGpuNodeUsageHistory, sampleCount);
PhInitializeCircularBuffer_ULONG(&EtGpuDedicatedHistory, sampleCount);
PhInitializeCircularBuffer_ULONG(&EtGpuSharedHistory, sampleCount);
EtGpuNodesTotalRunningTimeDelta = PhAllocate(sizeof(PH_UINT64_DELTA) * EtGpuTotalNodeCount);
memset(EtGpuNodesTotalRunningTimeDelta, 0, sizeof(PH_UINT64_DELTA) * EtGpuTotalNodeCount);
EtGpuNodesHistory = PhAllocate(sizeof(PH_CIRCULAR_BUFFER_FLOAT) * EtGpuTotalNodeCount);
for (i = 0; i < EtGpuTotalNodeCount; i++)
{
PhInitializeCircularBuffer_FLOAT(&EtGpuNodesHistory[i], sampleCount);
}
PhRegisterCallback(
&PhProcessesUpdatedEvent,
EtGpuProcessesUpdatedCallback,
NULL,
&ProcessesUpdatedCallbackRegistration
);
// Load the node bitmap.
bitmapString = PhGetStringSetting(SETTING_NAME_GPU_NODE_BITMAP);
if (!(bitmapString->Length & 3) && bitmapString->Length / 4 <= BYTES_NEEDED_FOR_BITS(EtGpuTotalNodeCount))
{
PhHexStringToBuffer(&bitmapString->sr, (PUCHAR)EtGpuNodeBitMapBuffer);
EtGpuNodeBitMapBitsSet = RtlNumberOfSetBits(&EtGpuNodeBitMap);
}
PhDereferenceObject(bitmapString);
// Fix up the node bitmap if the current node count differs from what we've seen.
if (EtGpuTotalNodeCount != PhGetIntegerSetting(SETTING_NAME_GPU_LAST_NODE_COUNT))
{
ULONG maxContextSwitch = 0;
ULONG maxContextSwitchNodeIndex = 0;
RtlClearAllBits(&EtGpuNodeBitMap);
EtGpuNodeBitMapBitsSet = 0;
for (i = 0; i < EtpGpuAdapterList->Count; i++)
{
PETP_GPU_ADAPTER gpuAdapter = EtpGpuAdapterList->Items[i];
for (j = 0; j < gpuAdapter->NodeCount; j++)
{
memset(&queryStatistics, 0, sizeof(D3DKMT_QUERYSTATISTICS));
queryStatistics.Type = D3DKMT_QUERYSTATISTICS_NODE;
queryStatistics.AdapterLuid = gpuAdapter->AdapterLuid;
queryStatistics.QueryNode.NodeId = j;
if (NT_SUCCESS(D3DKMTQueryStatistics(&queryStatistics)))
{
// The numbers below are quite arbitrary.
if (queryStatistics.QueryResult.NodeInformation.GlobalInformation.RunningTime.QuadPart != 0 &&
queryStatistics.QueryResult.NodeInformation.GlobalInformation.ContextSwitch > 10000)
{
RtlSetBits(&EtGpuNodeBitMap, gpuAdapter->FirstNodeIndex + j, 1);
EtGpuNodeBitMapBitsSet++;
}
if (maxContextSwitch < queryStatistics.QueryResult.NodeInformation.GlobalInformation.ContextSwitch)
{
maxContextSwitch = queryStatistics.QueryResult.NodeInformation.GlobalInformation.ContextSwitch;
maxContextSwitchNodeIndex = gpuAdapter->FirstNodeIndex + j;
}
}
}
}
// Just in case
if (EtGpuNodeBitMapBitsSet == 0)
{
RtlSetBits(&EtGpuNodeBitMap, maxContextSwitchNodeIndex, 1);
EtGpuNodeBitMapBitsSet = 1;
}
PhSetIntegerSetting(SETTING_NAME_GPU_LAST_NODE_COUNT, EtGpuTotalNodeCount);
}
}
}
