public static bool Initialize()
{
if (_nvApiInitialize != null)
{
return(true);
}
var attribute = new DllImportAttribute(DllName)
{
CallingConvention = CallingConvention.Cdecl,
PreserveSig = true,
EntryPoint = "nvapi_QueryInterface"
};
Native.CreatePInvokeDelegate(attribute, out _nvApiQueryInterface);
try {
GetDelegate((uint)FunctionId.NvAPI_Initialize, out _nvApiInitialize);
_initStatus = _nvApiInitialize();
if (_initStatus == NvStatus.Ok)
{
SetupDelegates();
}
return(true);
} catch (DllNotFoundException e) {
ModuleGpuNvidia.Logger.Error($"Could not found nvapi dll '{DllName}'", e);
} catch (EntryPointNotFoundException e) {
ModuleGpuNvidia.Logger.Error($"Could not found entry point in '{DllName}'", e);
} catch (ArgumentNullException e) {
ModuleGpuNvidia.Logger.Error($"Could not query pointer to NvAPI_Initialize in '{DllName}'", e);
}
return(false);
}
// GetStatus() -> (unknown<0x20>, u32 error_code)
public ResultCode GetStatus(ServiceCtx context)
{
// TODO: When transfer memory will be implemented, check if it's mapped instead.
if (_transferMemInitialized)
{
// TODO: Populate values when more RE will be done.
NvStatus nvStatus = new NvStatus
{
MemoryValue1 = 0, // GetMemStats(transfer_memory + 0x60, 3)
MemoryValue2 = 0, // GetMemStats(transfer_memory + 0x60, 5)
MemoryValue3 = 0, // transfer_memory + 0x78
MemoryValue4 = 0 // transfer_memory + 0x80
};
context.ResponseData.WriteStruct(nvStatus);
context.ResponseData.Write((uint)NvResult.Success);
Logger.Stub?.PrintStub(LogClass.ServiceNv);
}
else
{
context.ResponseData.Write((uint)NvResult.NotInitialized);
}
return(ResultCode.Success);
}
public static NvStatus NvAPI_GetInterfaceVersionString(out string version)
{
StringBuilder builder = new StringBuilder(SHORT_STRING_MAX);
NvStatus status = _nvAPI_GetInterfaceVersionString?.Invoke(builder) ?? NvStatus.FUNCTION_NOT_FOUND;
version = builder.ToString();
return(status);
}
public static NvStatus NvAPI_GPU_GetFullName(NvPhysicalGpuHandle gpuHandle, out string name)
{
StringBuilder builder = new StringBuilder(SHORT_STRING_MAX);
NvStatus status = _nvAPI_GPU_GetFullName?.Invoke(gpuHandle, builder) ?? NvStatus.FUNCTION_NOT_FOUND;
name = builder.ToString();
return(status);
}
public static NvStatus NvAPI_GetInterfaceVersionString(out string version)
{
StringBuilder builder = new(SHORT_STRING_MAX);
NvStatus status = _nvAPI_GetInterfaceVersionString?.Invoke(builder) ?? NvStatus.FunctionNotFound;
version = builder.ToString();
return(status);
}
public static NvStatus NvAPI_GPU_GetFullName(NvPhysicalGpuHandle gpuHandle, out string name)
{
StringBuilder builder = new(SHORT_STRING_MAX);
NvStatus status = _nvAPI_GPU_GetFullName?.Invoke(gpuHandle, builder) ?? NvStatus.FunctionNotFound;
name = builder.ToString();
return(status);
}
public static NvStatus NvAPI_GPU_GetFullName(NvPhysicalGpuHandle gpuHandle,
out string name)
{
StringBuilder builder = new StringBuilder(SHORT_STRING_MAX);
NvStatus status = _NvAPI_GPU_GetFullName(gpuHandle, builder);
name = builder.ToString();
return(status);
}
//Init Nvidia GPU param
public GPUParam(NvPhysicalGpuHandle hdl, NvDisplayHandle displ, int num)
{
handle = hdl;
displayHandle = displ;
type = GPUType.nvi;
//GPU name
string tmp;
if (NVAPI.NvAPI_GPU_GetFullName(handle, out tmp) == NvStatus.OK)
{
GPUName = "NVIDIA " + tmp.Trim();
}
else
{
GPUName = "NVIDIA GPU name not found";
}
//Slot
if (NVAPI.NvAPI_GPU_GetBusId != null)
{
uint busId = 0;
if (NVAPI.NvAPI_GPU_GetBusId(handle, out busId) == NvStatus.OK)
{
Slot = (int)busId;
}
else
{
Slot = -1;
}
}
//Subsys
if (NVAPI.NvAPI_GPU_GetPCIIdentifiers != null)
{
uint deviceId, subSystemId, revisionId, extDeviceId;
NvStatus status = NVAPI.NvAPI_GPU_GetPCIIdentifiers(handle, out deviceId, out subSystemId, out revisionId, out extDeviceId);
if (status == NvStatus.OK)
{
Subsys = subSystemId.ToString("X", CultureInfo.InvariantCulture);
if (Subsys.Length < 8)
{
Subsys = "0" + Subsys;
}
}
}
//Param GPU
GPUParams = new List <OneParam>();
for (int i = 0; i != num; i++)
{
GPUParams.Insert(i, new OneParam());
}
}
public NvidiaModelAccessor()
{
//This constructor itterates through each of GPU's and generates a NvidiaGpuModel Object for each of them appending.
int count;
IDictionary <NvPhysicalGpuHandle, NvDisplayHandle> displayHandles = new Dictionary <NvPhysicalGpuHandle, NvDisplayHandle>();
NvPhysicalGpuHandle[] handles = new NvPhysicalGpuHandle[NVAPI.MAX_PHYSICAL_GPUS];
NvStatus status = NVAPI.NvAPI_EnumPhysicalGPUs(handles, out count);
for (int i = 0; i < count; i++)
{
NvDisplayHandle displayHandle;
displayHandles.TryGetValue(handles[i], out displayHandle);
_gpuList.Add(new NvidiaGpuModel(i, handles[i], displayHandle));
}
}
public NvidiaGPU(int adapterIndex, NvPhysicalGpuHandle handl, NvDisplayHandle displayHandle)
{
this.adapterIndex = adapterIndex;
this.handle = handl;
this.displayHandle = displayHandle;
gpustat = new NviGPUStat();
gpucurr = new NviGPUInfoNum();
gpuinfo = new NviGPUInfo();
gpuinfo.GPUName = GetName();
if (NVAPI.NvAPI_GPU_GetBusId != null)
{
uint busId = 0;
NvStatus status = NVAPI.NvAPI_GPU_GetBusId(handle, out busId);
if (status == NvStatus.OK)
{
gpuinfo.Slot = (int)busId;
}
}
if (NVAPI.NvAPI_GPU_GetPCIIdentifiers != null)
{
uint deviceId, subSystemId, revisionId, extDeviceId;
NvStatus status = NVAPI.NvAPI_GPU_GetPCIIdentifiers(handle, out deviceId, out subSystemId, out revisionId, out extDeviceId);
if (status == NvStatus.OK)
{
gpuinfo.Subsys = subSystemId.ToString("X", CultureInfo.InvariantCulture);
if (gpuinfo.Subsys.Length < 8)
{
gpuinfo.Subsys = "0" + gpuinfo.Subsys;
}
}
}
//Переменная задает время сбора статистики, при цикле 1 сек статистика будет формироваться за последние 5 минут.
statcount = 60;
Update();
}
public GpuSensor()
{
if (!NVAPI.IsAvailable)
{
throw new Exception("Unable to obtain primary GPU; NVAPI is not available");
}
NvPhysicalGpuHandle[] handles = new NvPhysicalGpuHandle[NVAPI.MAX_PHYSICAL_GPUS];
int numGpus;
if (NVAPI.NvAPI_EnumPhysicalGPUs == null)
{
throw new Exception("Unable to obtain primary GPU; NvAPI_EnumPhysicalGPUs not available");
}
else
{
NvStatus status = NVAPI.NvAPI_EnumPhysicalGPUs(handles, out numGpus);
if (status != NvStatus.OK)
{
throw new Exception("Unable to obtain primary GPU");
}
}
if (numGpus < 1)
{
throw new Exception("Unable to obtain primary GPU");
}
gpuHandle = handles[0];
IDictionary <NvPhysicalGpuHandle, NvDisplayHandle> displayHandles = new Dictionary <NvPhysicalGpuHandle, NvDisplayHandle>();
if (NVAPI.NvAPI_EnumNvidiaDisplayHandle != null && NVAPI.NvAPI_GetPhysicalGPUsFromDisplay != null)
{
int i = 0;
NvStatus status = NvStatus.OK;
while (status == NvStatus.OK)
{
NvDisplayHandle displayHandle = new NvDisplayHandle();
status = NVAPI.NvAPI_EnumNvidiaDisplayHandle(i, ref displayHandle);
i++;
if (status == NvStatus.OK)
{
NvPhysicalGpuHandle[] handlesFromDisplay = new NvPhysicalGpuHandle[NVAPI.MAX_PHYSICAL_GPUS];
if (NVAPI.NvAPI_GetPhysicalGPUsFromDisplay(displayHandle, handlesFromDisplay, out uint countFromDisplay) == NvStatus.OK)
{
for (int j = 0; j < countFromDisplay; j++)
{
if (!displayHandles.ContainsKey(handlesFromDisplay[j]))
{
displayHandles.Add(handlesFromDisplay[j], displayHandle);
}
}
}
}
}
}
displayHandles.TryGetValue(handles[0], out displayHandle);
}
public override string GetReport()
{
StringBuilder r = new StringBuilder();
r.AppendLine("Nvidia GPU");
r.AppendLine();
r.AppendFormat("Name: {0}{1}", name, Environment.NewLine);
r.AppendFormat("Index: {0}{1}", adapterIndex, Environment.NewLine);
if (displayHandle.HasValue && NVAPI.NvAPI_GetDisplayDriverVersion != null)
{
NvDisplayDriverVersion driverVersion = new NvDisplayDriverVersion();
driverVersion.Version = NVAPI.DISPLAY_DRIVER_VERSION_VER;
if (NVAPI.NvAPI_GetDisplayDriverVersion(displayHandle.Value,
ref driverVersion) == NvStatus.OK)
{
r.Append("Driver Version: ");
r.Append(driverVersion.DriverVersion / 100);
r.Append(".");
r.Append((driverVersion.DriverVersion % 100).ToString("00",
CultureInfo.InvariantCulture));
r.AppendLine();
r.Append("Driver Branch: ");
r.AppendLine(driverVersion.BuildBranch);
}
}
r.AppendLine();
if (NVAPI.NvAPI_GPU_GetThermalSettings != null)
{
NvGPUThermalSettings settings = new NvGPUThermalSettings();
settings.Version = NVAPI.GPU_THERMAL_SETTINGS_VER;
settings.Count = NVAPI.MAX_THERMAL_SENSORS_PER_GPU;
settings.Sensor = new NvSensor[NVAPI.MAX_THERMAL_SENSORS_PER_GPU];
NvStatus status = NVAPI.NvAPI_GPU_GetThermalSettings(handle,
(int)NvThermalTarget.ALL, ref settings);
r.AppendLine("Thermal Settings");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < settings.Count; i++)
{
r.AppendFormat(" Sensor[{0}].Controller: {1}{2}", i,
settings.Sensor[i].Controller, Environment.NewLine);
r.AppendFormat(" Sensor[{0}].DefaultMinTemp: {1}{2}", i,
settings.Sensor[i].DefaultMinTemp, Environment.NewLine);
r.AppendFormat(" Sensor[{0}].DefaultMaxTemp: {1}{2}", i,
settings.Sensor[i].DefaultMaxTemp, Environment.NewLine);
r.AppendFormat(" Sensor[{0}].CurrentTemp: {1}{2}", i,
settings.Sensor[i].CurrentTemp, Environment.NewLine);
r.AppendFormat(" Sensor[{0}].Target: {1}{2}", i,
settings.Sensor[i].Target, Environment.NewLine);
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_GetAllClocks != null)
{
NvClocks allClocks = new NvClocks();
allClocks.Version = NVAPI.GPU_CLOCKS_VER;
allClocks.Clock = new uint[NVAPI.MAX_CLOCKS_PER_GPU];
NvStatus status = NVAPI.NvAPI_GPU_GetAllClocks(handle, ref allClocks);
r.AppendLine("Clocks");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < allClocks.Clock.Length; i++)
{
if (allClocks.Clock[i] > 0)
{
r.AppendFormat(" Clock[{0}]: {1}{2}", i, allClocks.Clock[i],
Environment.NewLine);
}
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_GetTachReading != null)
{
int tachValue;
NvStatus status = NVAPI.NvAPI_GPU_GetTachReading(handle, out tachValue);
r.AppendLine("Tachometer");
r.AppendLine();
if (status == NvStatus.OK)
{
r.AppendFormat(" Value: {0}{1}", tachValue, Environment.NewLine);
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_GetPStates != null)
{
NvPStates states = new NvPStates();
states.Version = NVAPI.GPU_PSTATES_VER;
states.PStates = new NvPState[NVAPI.MAX_PSTATES_PER_GPU];
NvStatus status = NVAPI.NvAPI_GPU_GetPStates(handle, ref states);
r.AppendLine("P-States");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < states.PStates.Length; i++)
{
if (states.PStates[i].Present)
{
r.AppendFormat(" Percentage[{0}]: {1}{2}", i,
states.PStates[i].Percentage, Environment.NewLine);
}
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_GetUsages != null)
{
NvUsages usages = new NvUsages();
usages.Version = NVAPI.GPU_USAGES_VER;
usages.Usage = new uint[NVAPI.MAX_USAGES_PER_GPU];
NvStatus status = NVAPI.NvAPI_GPU_GetUsages(handle, ref usages);
r.AppendLine("Usages");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < usages.Usage.Length; i++)
{
if (usages.Usage[i] > 0)
{
r.AppendFormat(" Usage[{0}]: {1}{2}", i,
usages.Usage[i], Environment.NewLine);
}
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_GetCoolerSettings != null)
{
NvGPUCoolerSettings settings = new NvGPUCoolerSettings();
settings.Version = NVAPI.GPU_COOLER_SETTINGS_VER;
settings.Cooler = new NvCooler[NVAPI.MAX_COOLER_PER_GPU];
NvStatus status =
NVAPI.NvAPI_GPU_GetCoolerSettings(handle, 0, ref settings);
r.AppendLine("Cooler Settings");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < settings.Count; i++)
{
r.AppendFormat(" Cooler[{0}].Type: {1}{2}", i,
settings.Cooler[i].Type, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].Controller: {1}{2}", i,
settings.Cooler[i].Controller, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].DefaultMin: {1}{2}", i,
settings.Cooler[i].DefaultMin, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].DefaultMax: {1}{2}", i,
settings.Cooler[i].DefaultMax, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].CurrentMin: {1}{2}", i,
settings.Cooler[i].CurrentMin, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].CurrentMax: {1}{2}", i,
settings.Cooler[i].CurrentMax, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].CurrentLevel: {1}{2}", i,
settings.Cooler[i].CurrentLevel, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].DefaultPolicy: {1}{2}", i,
settings.Cooler[i].DefaultPolicy, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].CurrentPolicy: {1}{2}", i,
settings.Cooler[i].CurrentPolicy, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].Target: {1}{2}", i,
settings.Cooler[i].Target, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].ControlType: {1}{2}", i,
settings.Cooler[i].ControlType, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].Active: {1}{2}", i,
settings.Cooler[i].Active, Environment.NewLine);
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_GetMemoryInfo != null && displayHandle.HasValue)
{
NvMemoryInfo memoryInfo = new NvMemoryInfo();
memoryInfo.Version = NVAPI.GPU_MEMORY_INFO_VER;
memoryInfo.Values = new uint[NVAPI.MAX_MEMORY_VALUES_PER_GPU];
NvStatus status = NVAPI.NvAPI_GPU_GetMemoryInfo(displayHandle.Value,
ref memoryInfo);
r.AppendLine("Memory Info");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < memoryInfo.Values.Length; i++)
{
r.AppendFormat(" Value[{0}]: {1}{2}", i,
memoryInfo.Values[i], Environment.NewLine);
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
return(r.ToString());
}
public NvidiaGroup(ref List <GPUParam> gpupar, int numpar)
{
if (!NVAPI.IsAvailable)
{
return;
}
report.AppendLine("NVAPI");
report.AppendLine();
string version;
if (NVAPI.NvAPI_GetInterfaceVersionString(out version) == NvStatus.OK)
{
report.Append("Version: ");
report.AppendLine(version);
}
NvPhysicalGpuHandle[] handles = new NvPhysicalGpuHandle[NVAPI.MAX_PHYSICAL_GPUS];
int count;
if (NVAPI.NvAPI_EnumPhysicalGPUs == null)
{
report.AppendLine("Error: NvAPI_EnumPhysicalGPUs not available");
report.AppendLine();
return;
}
else
{
NvStatus status = NVAPI.NvAPI_EnumPhysicalGPUs(handles, out count);
if (status != NvStatus.OK)
{
report.AppendLine("Status: " + status);
report.AppendLine();
return;
}
}
IDictionary <NvPhysicalGpuHandle, NvDisplayHandle> displayHandles = new Dictionary <NvPhysicalGpuHandle, NvDisplayHandle>();
if (NVAPI.NvAPI_EnumNvidiaDisplayHandle != null && NVAPI.NvAPI_GetPhysicalGPUsFromDisplay != null)
{
NvStatus status = NvStatus.OK;
int i = 0;
while (status == NvStatus.OK)
{
NvDisplayHandle displayHandle = new NvDisplayHandle();
status = NVAPI.NvAPI_EnumNvidiaDisplayHandle(i, ref displayHandle);
i++;
if (status == NvStatus.OK)
{
NvPhysicalGpuHandle[] handlesFromDisplay = new NvPhysicalGpuHandle[NVAPI.MAX_PHYSICAL_GPUS];
uint countFromDisplay;
if (NVAPI.NvAPI_GetPhysicalGPUsFromDisplay(displayHandle, handlesFromDisplay, out countFromDisplay) == NvStatus.OK)
{
for (int j = 0; j < countFromDisplay; j++)
{
if (!displayHandles.ContainsKey(handlesFromDisplay[j]))
{
displayHandles.Add(handlesFromDisplay[j], displayHandle);
}
}
}
}
}
}
report.Append("Number of GPUs: ");
report.AppendLine(count.ToString(CultureInfo.InvariantCulture));
for (int i = 0; i < count; i++)
{
NvDisplayHandle displayHandle;
displayHandles.TryGetValue(handles[i], out displayHandle);
//ДОбавляем карту в коллекцию
gpupar.Add(new GPUParam(handles[i], displayHandle, numpar));
//Добавляем информацию о карте в отчет
report.AppendLine(GetReportCard(i, handles[i], displayHandle));
}
report.AppendLine();
}
public NvapiException(string message, NvStatus returnCode)
{
_messagePart = message;
ReturnCode = returnCode;
}
public NvidiaGroup(ISettings settings)
{
if (!NVAPI.IsAvailable)
{
return;
}
report.AppendLine("NVAPI");
report.AppendLine();
string version;
if (NVAPI.NvAPI_GetInterfaceVersionString(out version) == NvStatus.OK)
{
report.Append("Version: ");
report.AppendLine(version);
}
NvPhysicalGpuHandle[] handles =
new NvPhysicalGpuHandle[NVAPI.MAX_PHYSICAL_GPUS];
int count;
if (NVAPI.NvAPI_EnumPhysicalGPUs == null)
{
report.AppendLine("Error: NvAPI_EnumPhysicalGPUs not available");
report.AppendLine();
return;
}
else
{
NvStatus status = NVAPI.NvAPI_EnumPhysicalGPUs(handles, out count);
if (status != NvStatus.OK)
{
report.AppendLine("Status: " + status);
report.AppendLine();
return;
}
}
IDictionary <NvPhysicalGpuHandle, NvDisplayHandle> displayHandles =
new Dictionary <NvPhysicalGpuHandle, NvDisplayHandle>();
if (NVAPI.NvAPI_EnumNvidiaDisplayHandle != null &&
NVAPI.NvAPI_GetPhysicalGPUsFromDisplay != null)
{
NvStatus status = NvStatus.OK;
int i = 0;
while (status == NvStatus.OK)
{
NvDisplayHandle displayHandle = new NvDisplayHandle();
status = NVAPI.NvAPI_EnumNvidiaDisplayHandle(i, ref displayHandle);
i++;
if (status == NvStatus.OK)
{
NvPhysicalGpuHandle[] handlesFromDisplay =
new NvPhysicalGpuHandle[NVAPI.MAX_PHYSICAL_GPUS];
uint countFromDisplay;
if (NVAPI.NvAPI_GetPhysicalGPUsFromDisplay(displayHandle,
handlesFromDisplay, out countFromDisplay) == NvStatus.OK)
{
for (int j = 0; j < countFromDisplay; j++)
{
if (!displayHandles.ContainsKey(handlesFromDisplay[j]))
{
displayHandles.Add(handlesFromDisplay[j], displayHandle);
}
}
}
}
}
}
report.Append("Number of GPUs: ");
report.AppendLine(count.ToString(CultureInfo.InvariantCulture));
for (int i = 0; i < count; i++)
{
NvDisplayHandle displayHandle;
displayHandles.TryGetValue(handles[i], out displayHandle);
hardware.Add(new NvidiaGPU(i, handles[i], displayHandle, settings));
}
report.AppendLine();
}
public override string GetReport()
{
NVidiaGpu nVidiaGpu = new NVidiaGpu();
nVidiaGpu.Name = name;
if (displayHandle.HasValue && NVAPI.NvAPI_GetDisplayDriverVersion != null)
{
NvDisplayDriverVersion driverVersion = new NvDisplayDriverVersion();
driverVersion.Version = NVAPI.DISPLAY_DRIVER_VERSION_VER;
if (NVAPI.NvAPI_GetDisplayDriverVersion(displayHandle.Value,
ref driverVersion) == NvStatus.OK)
{
nVidiaGpu.DriverVersion = (driverVersion.DriverVersion / 100).ToString() + "." + (driverVersion.DriverVersion % 100).ToString("00", CultureInfo.InvariantCulture);
nVidiaGpu.DriverBranch = driverVersion.BuildBranch;
}
}
if (NVAPI.NvAPI_GPU_GetPCIIdentifiers != null)
{
uint deviceId, subSystemId, revisionId, extDeviceId;
NvStatus status = NVAPI.NvAPI_GPU_GetPCIIdentifiers(handle,
out deviceId, out subSystemId, out revisionId, out extDeviceId);
if (status == NvStatus.OK)
{
nVidiaGpu.DeviceID = deviceId.ToString("X", CultureInfo.InvariantCulture);
nVidiaGpu.RevisionID = revisionId.ToString("X", CultureInfo.InvariantCulture);
}
}
if (NVAPI.NvAPI_GPU_GetThermalSettings != null)
{
NvGPUThermalSettings settings = new NvGPUThermalSettings();
settings.Version = NVAPI.GPU_THERMAL_SETTINGS_VER;
settings.Count = NVAPI.MAX_THERMAL_SENSORS_PER_GPU;
settings.Sensor = new NvSensor[NVAPI.MAX_THERMAL_SENSORS_PER_GPU];
NvStatus status = NVAPI.NvAPI_GPU_GetThermalSettings(handle,
(int)NvThermalTarget.ALL, ref settings);
if (status == NvStatus.OK)
{
nVidiaGpu.CurrentTemp = (long)settings.Sensor[0].CurrentTemp;
}
}
else
{
nVidiaGpu.CurrentTemp = 0;
}
if (NVAPI.NvAPI_GetDisplayDriverMemoryInfo != null &&
displayHandle.HasValue)
{
NvDisplayDriverMemoryInfo memoryInfo = new NvDisplayDriverMemoryInfo();
memoryInfo.Version = NVAPI.DISPLAY_DRIVER_MEMORY_INFO_VER;
memoryInfo.Values = new uint[NVAPI.MAX_MEMORY_VALUES_PER_GPU];
NvStatus status = NVAPI.NvAPI_GetDisplayDriverMemoryInfo(
displayHandle.Value, ref memoryInfo);
if (status == NvStatus.OK)
{
nVidiaGpu.TotalMemory = memoryInfo.Values[0];
nVidiaGpu.AvailableMemory = memoryInfo.Values[1];
}
else
{
nVidiaGpu.TotalMemory = 21;
nVidiaGpu.AvailableMemory = 37;
}
}
return(JsonSerializer.Serialize(nVidiaGpu));
}
public override string GetReport()
{
StringBuilder r = new StringBuilder();
r.AppendLine("Nvidia GPU");
r.AppendLine();
r.AppendFormat("Name: {0}{1}", name, Environment.NewLine);
r.AppendFormat("Index: {0}{1}", adapterIndex, Environment.NewLine);
if (displayHandle.HasValue && NVAPI.NvAPI_GetDisplayDriverVersion != null)
{
NvDisplayDriverVersion driverVersion = new NvDisplayDriverVersion();
driverVersion.Version = NVAPI.DISPLAY_DRIVER_VERSION_VER;
if (NVAPI.NvAPI_GetDisplayDriverVersion(displayHandle.Value,
ref driverVersion) == NvStatus.OK)
{
r.Append("Driver Version: ");
r.Append(driverVersion.DriverVersion / 100);
r.Append(".");
r.Append((driverVersion.DriverVersion % 100).ToString("00",
CultureInfo.InvariantCulture));
r.AppendLine();
r.Append("Driver Branch: ");
r.AppendLine(driverVersion.BuildBranch);
}
}
r.AppendLine();
if (NVAPI.NvAPI_GPU_GetPCIIdentifiers != null)
{
uint deviceId, subSystemId, revisionId, extDeviceId;
NvStatus status = NVAPI.NvAPI_GPU_GetPCIIdentifiers(handle,
out deviceId, out subSystemId, out revisionId, out extDeviceId);
if (status == NvStatus.OK)
{
r.Append("DeviceID: 0x");
r.AppendLine(deviceId.ToString("X", CultureInfo.InvariantCulture));
r.Append("SubSystemID: 0x");
r.AppendLine(subSystemId.ToString("X", CultureInfo.InvariantCulture));
r.Append("RevisionID: 0x");
r.AppendLine(revisionId.ToString("X", CultureInfo.InvariantCulture));
r.Append("ExtDeviceID: 0x");
r.AppendLine(extDeviceId.ToString("X", CultureInfo.InvariantCulture));
r.AppendLine();
}
}
if (NVAPI.NvAPI_GPU_GetThermalSettings != null)
{
NvGPUThermalSettings settings = new NvGPUThermalSettings();
settings.Version = NVAPI.GPU_THERMAL_SETTINGS_VER;
settings.Count = NVAPI.MAX_THERMAL_SENSORS_PER_GPU;
settings.Sensor = new NvSensor[NVAPI.MAX_THERMAL_SENSORS_PER_GPU];
NvStatus status = NVAPI.NvAPI_GPU_GetThermalSettings(handle,
(int)NvThermalTarget.ALL, ref settings);
r.AppendLine("Thermal Settings");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < settings.Count; i++)
{
r.AppendFormat(" Sensor[{0}].Controller: {1}{2}", i,
settings.Sensor[i].Controller, Environment.NewLine);
r.AppendFormat(" Sensor[{0}].DefaultMinTemp: {1}{2}", i,
settings.Sensor[i].DefaultMinTemp, Environment.NewLine);
r.AppendFormat(" Sensor[{0}].DefaultMaxTemp: {1}{2}", i,
settings.Sensor[i].DefaultMaxTemp, Environment.NewLine);
r.AppendFormat(" Sensor[{0}].CurrentTemp: {1}{2}", i,
settings.Sensor[i].CurrentTemp, Environment.NewLine);
r.AppendFormat(" Sensor[{0}].Target: {1}{2}", i,
settings.Sensor[i].Target, Environment.NewLine);
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_GetAllClocks != null)
{
NvClocks allClocks = new NvClocks();
allClocks.Version = NVAPI.GPU_CLOCKS_VER;
allClocks.Clock = new uint[NVAPI.MAX_CLOCKS_PER_GPU];
NvStatus status = NVAPI.NvAPI_GPU_GetAllClocks(handle, ref allClocks);
r.AppendLine("Clocks");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < allClocks.Clock.Length; i++)
{
if (allClocks.Clock[i] > 0)
{
r.AppendFormat(" Clock[{0}]: {1}{2}", i, allClocks.Clock[i],
Environment.NewLine);
}
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_GetTachReading != null)
{
int tachValue;
NvStatus status = NVAPI.NvAPI_GPU_GetTachReading(handle, out tachValue);
r.AppendLine("Tachometer");
r.AppendLine();
if (status == NvStatus.OK)
{
r.AppendFormat(" Value: {0}{1}", tachValue, Environment.NewLine);
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_GetDynamicPstatesInfoEx != null)
{
var info = new NvDynamicPstatesInfoEx();
info.Version = NVAPI.GPU_DYNAMIC_PSTATES_INFO_EX_VER;
info.UtilizationDomains =
new NvUtilizationDomainEx[NVAPI.NVAPI_MAX_GPU_UTILIZATIONS];
var status = NVAPI.NvAPI_GPU_GetDynamicPstatesInfoEx(handle, ref info);
r.AppendLine("Utilization Domains Ex");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < info.UtilizationDomains.Length; i++)
{
if (info.UtilizationDomains[i].Present)
{
r.AppendFormat(" Percentage[{0}]: {1}{2}", i,
info.UtilizationDomains[i].Percentage, Environment.NewLine);
}
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_GetDynamicPstatesInfo != null)
{
var info = new NvDynamicPstatesInfo();
info.Version = NVAPI.GPU_DYNAMIC_PSTATES_INFO_VER;
info.UtilizationDomains =
new NvUtilizationDomain[NVAPI.NVAPI_MAX_GPU_UTILIZATIONS];
var status = NVAPI.NvAPI_GPU_GetDynamicPstatesInfo(handle, ref info);
r.AppendLine("Utilization Domains");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < info.UtilizationDomains.Length; i++)
{
if (info.UtilizationDomains[i].Present)
{
r.AppendFormat(" Percentage[{0}]: {1}{2}", i,
info.UtilizationDomains[i].Percentage, Environment.NewLine);
}
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_GetCoolerSettings != null)
{
NvGPUCoolerSettings settings = new NvGPUCoolerSettings();
settings.Version = NVAPI.GPU_COOLER_SETTINGS_VER;
settings.Cooler = new NvCooler[NVAPI.MAX_COOLER_PER_GPU];
NvStatus status =
NVAPI.NvAPI_GPU_GetCoolerSettings(handle, 0, ref settings);
r.AppendLine("Cooler Settings");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < settings.Count; i++)
{
r.AppendFormat(" Cooler[{0}].Type: {1}{2}", i,
settings.Cooler[i].Type, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].Controller: {1}{2}", i,
settings.Cooler[i].Controller, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].DefaultMin: {1}{2}", i,
settings.Cooler[i].DefaultMin, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].DefaultMax: {1}{2}", i,
settings.Cooler[i].DefaultMax, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].CurrentMin: {1}{2}", i,
settings.Cooler[i].CurrentMin, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].CurrentMax: {1}{2}", i,
settings.Cooler[i].CurrentMax, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].CurrentLevel: {1}{2}", i,
settings.Cooler[i].CurrentLevel, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].DefaultPolicy: {1}{2}", i,
settings.Cooler[i].DefaultPolicy, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].CurrentPolicy: {1}{2}", i,
settings.Cooler[i].CurrentPolicy, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].Target: {1}{2}", i,
settings.Cooler[i].Target, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].ControlType: {1}{2}", i,
settings.Cooler[i].ControlType, Environment.NewLine);
r.AppendFormat(" Cooler[{0}].Active: {1}{2}", i,
settings.Cooler[i].Active, Environment.NewLine);
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GetDisplayDriverMemoryInfo != null &&
displayHandle.HasValue)
{
NvDisplayDriverMemoryInfo memoryInfo = new NvDisplayDriverMemoryInfo();
memoryInfo.Version = NVAPI.DISPLAY_DRIVER_MEMORY_INFO_VER;
memoryInfo.Values = new uint[NVAPI.MAX_MEMORY_VALUES_PER_GPU];
NvStatus status = NVAPI.NvAPI_GetDisplayDriverMemoryInfo(
displayHandle.Value, ref memoryInfo);
r.AppendLine("Memory Info");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < memoryInfo.Values.Length; i++)
{
r.AppendFormat(" Value[{0}]: {1}{2}", i,
memoryInfo.Values[i], Environment.NewLine);
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
if (NVAPI.NvAPI_GPU_ClientFanCoolersGetStatus != null)
{
var coolers = new NvFanCoolersStatus();
coolers.Version = NVAPI.GPU_FAN_COOLERS_STATUS_VER;
coolers.Items =
new NvFanCoolersStatusItem[NVAPI.MAX_FAN_COOLERS_STATUS_ITEMS];
var status = NVAPI.NvAPI_GPU_ClientFanCoolersGetStatus(handle, ref coolers);
r.AppendLine("Fan Coolers Status");
r.AppendLine();
if (status == NvStatus.OK)
{
for (int i = 0; i < coolers.Count; i++)
{
r.AppendFormat(" Items[{0}].Type: {1}{2}", i,
coolers.Items[i].Type, Environment.NewLine);
r.AppendFormat(" Items[{0}].CurrentRpm: {1}{2}", i,
coolers.Items[i].CurrentRpm, Environment.NewLine);
r.AppendFormat(" Items[{0}].CurrentMinLevel: {1}{2}", i,
coolers.Items[i].CurrentMinLevel, Environment.NewLine);
r.AppendFormat(" Items[{0}].CurrentMaxLevel: {1}{2}", i,
coolers.Items[i].CurrentMaxLevel, Environment.NewLine);
r.AppendFormat(" Items[{0}].CurrentLevel: {1}{2}", i,
coolers.Items[i].CurrentLevel, Environment.NewLine);
}
}
else
{
r.Append(" Status: ");
r.AppendLine(status.ToString());
}
r.AppendLine();
}
return(r.ToString());
}
public Nvidia()
{
bool available = NVAPI.IsAvailable;
NvPhysicalGpuHandle[] handles = new NvPhysicalGpuHandle[NVAPI.MAX_PHYSICAL_GPUS];
int count;
if (NVAPI.NvAPI_EnumPhysicalGPUs == null)
{
//Console.WriteLine("Error: NvAPI_EnumPhysicalGPUs not available");
return;
}
else
{
NvStatus status = NVAPI.NvAPI_EnumPhysicalGPUs(handles, out count);
if (status != NvStatus.OK)
{
//Console.WriteLine("Error: NvAPI_EnumPhysicalGPUs not available");
//Console.WriteLine("Status: " + status);
return;
}
}
IDictionary <NvPhysicalGpuHandle, NvDisplayHandle> displayHandles = new Dictionary <NvPhysicalGpuHandle, NvDisplayHandle>();
NvDisplayHandle displayHandle;
if (NVAPI.NvAPI_EnumNvidiaDisplayHandle != null && NVAPI.NvAPI_GetPhysicalGPUsFromDisplay != null)
{
NvStatus status = NvStatus.OK;
int i = 0;
while (status == NvStatus.OK)
{
displayHandle = new NvDisplayHandle();
status = NVAPI.NvAPI_EnumNvidiaDisplayHandle(i, ref displayHandle);
i++;
if (status == NvStatus.OK)
{
NvPhysicalGpuHandle[] handlesFromDisplay = new NvPhysicalGpuHandle[NVAPI.MAX_PHYSICAL_GPUS];
uint countFromDisplay;
if (NVAPI.NvAPI_GetPhysicalGPUsFromDisplay(displayHandle, handlesFromDisplay, out countFromDisplay) == NvStatus.OK)
{
for (int j = 0; j < countFromDisplay; j++)
{
if (!displayHandles.ContainsKey(handlesFromDisplay[j]))
{
displayHandles.Add(handlesFromDisplay[j], displayHandle);
}
}
}
}
}
}
if (count > 1)
{
Console.WriteLine("only suppoert 1 GUP");
}
displayHandles.TryGetValue(handles[0], out displayHandle);
this._handle = handles[0];
this._displayHandle = displayHandle;
this.Name = GetName(this._handle);
}
