moel@1: /*
moel@1:
moel@1: Version: MPL 1.1/GPL 2.0/LGPL 2.1
moel@1:
moel@1: The contents of this file are subject to the Mozilla Public License Version
moel@1: 1.1 (the "License"); you may not use this file except in compliance with
moel@1: the License. You may obtain a copy of the License at
moel@1:
moel@1: http://www.mozilla.org/MPL/
moel@1:
moel@1: Software distributed under the License is distributed on an "AS IS" basis,
moel@1: WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
moel@1: for the specific language governing rights and limitations under the License.
moel@1:
moel@1: The Original Code is the Open Hardware Monitor code.
moel@1:
moel@1: The Initial Developer of the Original Code is
moel@1: Michael Möller <m.moeller@gmx.ch>.
moel@1: Portions created by the Initial Developer are Copyright (C) 2009-2010
moel@1: the Initial Developer. All Rights Reserved.
moel@1:
moel@1: Contributor(s):
moel@1:
moel@1: Alternatively, the contents of this file may be used under the terms of
moel@1: either the GNU General Public License Version 2 or later (the "GPL"), or
moel@1: the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
moel@1: in which case the provisions of the GPL or the LGPL are applicable instead
moel@1: of those above. If you wish to allow use of your version of this file only
moel@1: under the terms of either the GPL or the LGPL, and not to allow others to
moel@1: use your version of this file under the terms of the MPL, indicate your
moel@1: decision by deleting the provisions above and replace them with the notice
moel@1: and other provisions required by the GPL or the LGPL. If you do not delete
moel@1: the provisions above, a recipient may use your version of this file under
moel@1: the terms of any one of the MPL, the GPL or the LGPL.
moel@1:
moel@1: */
moel@1:
moel@1: using System;
moel@166: using System.Globalization;
moel@140: using System.Text;
moel@1:
moel@1: namespace OpenHardwareMonitor.Hardware.Nvidia {
moel@195: internal class NvidiaGPU : Hardware {
moel@1:
moel@195: private readonly string name;
moel@195: private readonly int adapterIndex;
moel@195: private readonly NvPhysicalGpuHandle handle;
moel@195: private readonly NvDisplayHandle? displayHandle;
moel@1:
moel@195: private readonly Sensor[] temperatures;
moel@195: private readonly Sensor fan;
moel@195: private readonly Sensor[] clocks;
moel@195: private readonly Sensor[] loads;
moel@195: private readonly Sensor control;
moel@195: private readonly Sensor memoryLoad;
moel@38:
moel@140: public NvidiaGPU(int adapterIndex, NvPhysicalGpuHandle handle,
moel@165: NvDisplayHandle? displayHandle, ISettings settings)
moel@140: {
moel@56: string gpuName;
moel@56: if (NVAPI.NvAPI_GPU_GetFullName(handle, out gpuName) == NvStatus.OK) {
moel@56: this.name = "NVIDIA " + gpuName.Trim();
moel@56: } else {
moel@56: this.name = "NVIDIA";
moel@56: }
moel@56: this.adapterIndex = adapterIndex;
moel@56: this.handle = handle;
moel@140: this.displayHandle = displayHandle;
moel@1:
moel@165: NvGPUThermalSettings thermalSettings = GetThermalSettings();
moel@165: temperatures = new Sensor[thermalSettings.Count];
moel@56: for (int i = 0; i < temperatures.Length; i++) {
moel@165: NvSensor sensor = thermalSettings.Sensor[i];
moel@56: string name;
moel@56: switch (sensor.Target) {
moel@56: case NvThermalTarget.BOARD: name = "GPU Board"; break;
moel@56: case NvThermalTarget.GPU: name = "GPU Core"; break;
moel@56: case NvThermalTarget.MEMORY: name = "GPU Memory"; break;
moel@56: case NvThermalTarget.POWER_SUPPLY: name = "GPU Power Supply"; break;
moel@56: case NvThermalTarget.UNKNOWN: name = "GPU Unknown"; break;
moel@56: default: name = "GPU"; break;
moel@38: }
moel@165: temperatures[i] = new Sensor(name, i, SensorType.Temperature, this,
moel@165: new ParameterDescription[0], settings);
moel@56: ActivateSensor(temperatures[i]);
moel@56: }
moel@1:
moel@56: int value;
moel@56: if (NVAPI.NvAPI_GPU_GetTachReading != null &&
moel@56: NVAPI.NvAPI_GPU_GetTachReading(handle, out value) == NvStatus.OK) {
moel@56: if (value > 0) {
moel@165: fan = new Sensor("GPU", 0, SensorType.Fan, this, settings);
moel@56: ActivateSensor(fan);
moel@1: }
moel@1: }
moel@140:
moel@140: clocks = new Sensor[3];
moel@165: clocks[0] = new Sensor("GPU Core", 0, SensorType.Clock, this, settings);
moel@165: clocks[1] = new Sensor("GPU Memory", 1, SensorType.Clock, this, settings);
moel@165: clocks[2] = new Sensor("GPU Shader", 2, SensorType.Clock, this, settings);
moel@140: for (int i = 0; i < clocks.Length; i++)
moel@140: ActivateSensor(clocks[i]);
moel@140:
moel@140: loads = new Sensor[3];
moel@165: loads[0] = new Sensor("GPU Core", 0, SensorType.Load, this, settings);
moel@165: loads[1] = new Sensor("GPU Memory Controller", 1, SensorType.Load, this, settings);
moel@165: loads[2] = new Sensor("GPU Video Engine", 2, SensorType.Load, this, settings);
moel@165: memoryLoad = new Sensor("GPU Memory", 3, SensorType.Load, this, settings);
moel@140:
moel@165: control = new Sensor("GPU Fan", 0, SensorType.Control, this, settings);
moel@1: }
moel@1:
moel@110: public override string Name {
moel@1: get { return name; }
moel@1: }
moel@1:
moel@110: public override Identifier Identifier {
moel@166: get {
moel@166: return new Identifier("nvidiagpu",
moel@166: adapterIndex.ToString(CultureInfo.InvariantCulture));
moel@166: }
moel@1: }
moel@1:
moel@165: public override HardwareType HardwareType {
moel@176: get { return HardwareType.GpuNvidia; }
moel@1: }
moel@1:
moel@1: private NvGPUThermalSettings GetThermalSettings() {
moel@1: NvGPUThermalSettings settings = new NvGPUThermalSettings();
moel@1: settings.Version = NVAPI.GPU_THERMAL_SETTINGS_VER;
moel@1: settings.Count = NVAPI.MAX_THERMAL_SENSORS_PER_GPU;
moel@1: settings.Sensor = new NvSensor[NVAPI.MAX_THERMAL_SENSORS_PER_GPU];
moel@140: if (NVAPI.NvAPI_GPU_GetThermalSettings != null &&
moel@140: NVAPI.NvAPI_GPU_GetThermalSettings(handle, (int)NvThermalTarget.ALL,
moel@38: ref settings) != NvStatus.OK) {
moel@38: settings.Count = 0;
moel@38: }
moel@1: return settings;
moel@1: }
moel@1:
moel@140: private uint[] GetClocks() {
moel@166: NvClocks allClocks = new NvClocks();
moel@166: allClocks.Version = NVAPI.GPU_CLOCKS_VER;
moel@166: allClocks.Clock = new uint[NVAPI.MAX_CLOCKS_PER_GPU];
moel@140: if (NVAPI.NvAPI_GPU_GetAllClocks != null &&
moel@166: NVAPI.NvAPI_GPU_GetAllClocks(handle, ref allClocks) == NvStatus.OK) {
moel@166: return allClocks.Clock;
moel@140: }
moel@140: return null;
moel@140: }
moel@140:
moel@110: public override void Update() {
moel@1: NvGPUThermalSettings settings = GetThermalSettings();
moel@1: foreach (Sensor sensor in temperatures)
moel@38: sensor.Value = settings.Sensor[sensor.Index].CurrentTemp;
moel@38:
moel@38: if (fan != null) {
moel@38: int value = 0;
moel@38: NVAPI.NvAPI_GPU_GetTachReading(handle, out value);
moel@38: fan.Value = value;
moel@38: }
moel@140:
moel@140: uint[] values = GetClocks();
moel@140: if (values != null) {
moel@140: clocks[0].Value = 0.001f * values[0];
moel@140: clocks[1].Value = 0.001f * values[8];
moel@140: clocks[2].Value = 0.001f * values[14];
moel@140: if (values[30] != 0) {
moel@140: clocks[0].Value = 0.0005f * values[30];
moel@140: clocks[2].Value = 0.001f * values[30];
moel@140: }
moel@140: }
moel@140:
moel@140: NvPStates states = new NvPStates();
moel@140: states.Version = NVAPI.GPU_PSTATES_VER;
moel@140: states.PStates = new NvPState[NVAPI.MAX_PSTATES_PER_GPU];
moel@140: if (NVAPI.NvAPI_GPU_GetPStates != null &&
moel@140: NVAPI.NvAPI_GPU_GetPStates(handle, ref states) == NvStatus.OK) {
moel@140: for (int i = 0; i < 3; i++)
moel@140: if (states.PStates[i].Present) {
moel@140: loads[i].Value = states.PStates[i].Percentage;
moel@140: ActivateSensor(loads[i]);
moel@140: }
moel@140: } else {
moel@140: NvUsages usages = new NvUsages();
moel@140: usages.Version = NVAPI.GPU_USAGES_VER;
moel@140: usages.Usage = new uint[NVAPI.MAX_USAGES_PER_GPU];
moel@140: if (NVAPI.NvAPI_GPU_GetUsages != null &&
moel@140: NVAPI.NvAPI_GPU_GetUsages(handle, ref usages) == NvStatus.OK) {
moel@140: loads[0].Value = usages.Usage[2];
moel@140: loads[1].Value = usages.Usage[6];
moel@140: loads[2].Value = usages.Usage[10];
moel@140: for (int i = 0; i < 3; i++)
moel@140: ActivateSensor(loads[i]);
moel@140: }
moel@140: }
moel@140:
moel@140: NvGPUCoolerSettings coolerSettings = new NvGPUCoolerSettings();
moel@140: coolerSettings.Version = NVAPI.GPU_COOLER_SETTINGS_VER;
moel@140: coolerSettings.Cooler = new NvCooler[NVAPI.MAX_COOLER_PER_GPU];
moel@140: if (NVAPI.NvAPI_GPU_GetCoolerSettings != null &&
moel@140: NVAPI.NvAPI_GPU_GetCoolerSettings(handle, 0, ref coolerSettings) ==
moel@140: NvStatus.OK && coolerSettings.Count > 0) {
moel@140: control.Value = coolerSettings.Cooler[0].CurrentLevel;
moel@140: ActivateSensor(control);
moel@140: }
moel@140:
moel@140: NvMemoryInfo memoryInfo = new NvMemoryInfo();
moel@140: memoryInfo.Version = NVAPI.GPU_MEMORY_INFO_VER;
moel@140: memoryInfo.Values = new uint[NVAPI.MAX_MEMORY_VALUES_PER_GPU];
moel@140: if (NVAPI.NvAPI_GPU_GetMemoryInfo != null && displayHandle.HasValue &&
moel@140: NVAPI.NvAPI_GPU_GetMemoryInfo(displayHandle.Value, ref memoryInfo) ==
moel@140: NvStatus.OK)
moel@140: {
moel@140: uint totalMemory = memoryInfo.Values[0];
moel@140: uint freeMemory = memoryInfo.Values[4];
moel@140: float usedMemory = Math.Max(totalMemory - freeMemory, 0);
moel@140: memoryLoad.Value = 100f * usedMemory / totalMemory;
moel@140: ActivateSensor(memoryLoad);
moel@140: }
moel@140: }
moel@140:
moel@140: public override string GetReport() {
moel@140: StringBuilder r = new StringBuilder();
moel@140:
moel@140: r.AppendLine("Nvidia GPU");
moel@140: r.AppendLine();
moel@140:
moel@140: r.AppendFormat("Name: {0}{1}", name, Environment.NewLine);
moel@140: r.AppendFormat("Index: {0}{1}", adapterIndex, Environment.NewLine);
moel@140:
moel@140: if (displayHandle.HasValue && NVAPI.NvAPI_GetDisplayDriverVersion != null)
moel@140: {
moel@140: NvDisplayDriverVersion driverVersion = new NvDisplayDriverVersion();
moel@140: driverVersion.Version = NVAPI.DISPLAY_DRIVER_VERSION_VER;
moel@140: if (NVAPI.NvAPI_GetDisplayDriverVersion(displayHandle.Value,
moel@140: ref driverVersion) == NvStatus.OK) {
moel@140: r.Append("Driver Version: ");
moel@140: r.Append(driverVersion.DriverVersion / 100);
moel@140: r.Append(".");
moel@167: r.Append((driverVersion.DriverVersion % 100).ToString("00",
moel@167: CultureInfo.InvariantCulture));
moel@140: r.AppendLine();
moel@140: r.Append("Driver Branch: ");
moel@140: r.AppendLine(driverVersion.BuildBranch);
moel@140: }
moel@140: }
moel@140: r.AppendLine();
moel@140:
moel@140: if (NVAPI.NvAPI_GPU_GetThermalSettings != null) {
moel@140: NvGPUThermalSettings settings = new NvGPUThermalSettings();
moel@140: settings.Version = NVAPI.GPU_THERMAL_SETTINGS_VER;
moel@140: settings.Count = NVAPI.MAX_THERMAL_SENSORS_PER_GPU;
moel@140: settings.Sensor = new NvSensor[NVAPI.MAX_THERMAL_SENSORS_PER_GPU];
moel@140:
moel@140: NvStatus status = NVAPI.NvAPI_GPU_GetThermalSettings(handle,
moel@140: (int)NvThermalTarget.ALL, ref settings);
moel@140:
moel@140: r.AppendLine("Thermal Settings");
moel@140: r.AppendLine();
moel@140: if (status == NvStatus.OK) {
moel@140: for (int i = 0; i < settings.Count; i++) {
moel@140: r.AppendFormat(" Sensor[{0}].Controller: {1}{2}", i,
moel@140: settings.Sensor[i].Controller, Environment.NewLine);
moel@140: r.AppendFormat(" Sensor[{0}].DefaultMinTemp: {1}{2}", i,
moel@140: settings.Sensor[i].DefaultMinTemp, Environment.NewLine);
moel@140: r.AppendFormat(" Sensor[{0}].DefaultMaxTemp: {1}{2}", i,
moel@140: settings.Sensor[i].DefaultMaxTemp, Environment.NewLine);
moel@140: r.AppendFormat(" Sensor[{0}].CurrentTemp: {1}{2}", i,
moel@140: settings.Sensor[i].CurrentTemp, Environment.NewLine);
moel@140: r.AppendFormat(" Sensor[{0}].Target: {1}{2}", i,
moel@140: settings.Sensor[i].Target, Environment.NewLine);
moel@140: }
moel@140: } else {
moel@140: r.Append(" Status: ");
moel@140: r.AppendLine(status.ToString());
moel@140: }
moel@140: r.AppendLine();
moel@140: }
moel@140:
moel@140: if (NVAPI.NvAPI_GPU_GetAllClocks != null) {
moel@166: NvClocks allClocks = new NvClocks();
moel@166: allClocks.Version = NVAPI.GPU_CLOCKS_VER;
moel@166: allClocks.Clock = new uint[NVAPI.MAX_CLOCKS_PER_GPU];
moel@166: NvStatus status = NVAPI.NvAPI_GPU_GetAllClocks(handle, ref allClocks);
moel@140:
moel@140: r.AppendLine("Clocks");
moel@140: r.AppendLine();
moel@140: if (status == NvStatus.OK) {
moel@166: for (int i = 0; i < allClocks.Clock.Length; i++)
moel@166: if (allClocks.Clock[i] > 0) {
moel@166: r.AppendFormat(" Clock[{0}]: {1}{2}", i, allClocks.Clock[i],
moel@140: Environment.NewLine);
moel@140: }
moel@140: } else {
moel@140: r.Append(" Status: ");
moel@140: r.AppendLine(status.ToString());
moel@140: }
moel@140: r.AppendLine();
moel@140: }
moel@140:
moel@140: if (NVAPI.NvAPI_GPU_GetTachReading != null) {
moel@140: int tachValue;
moel@140: NvStatus status = NVAPI.NvAPI_GPU_GetTachReading(handle, out tachValue);
moel@140:
moel@140: r.AppendLine("Tachometer");
moel@140: r.AppendLine();
moel@140: if (status == NvStatus.OK) {
moel@140: r.AppendFormat(" Value: {0}{1}", tachValue, Environment.NewLine);
moel@140: } else {
moel@140: r.Append(" Status: ");
moel@140: r.AppendLine(status.ToString());
moel@140: }
moel@140: r.AppendLine();
moel@140: }
moel@140:
moel@140: if (NVAPI.NvAPI_GPU_GetPStates != null) {
moel@140: NvPStates states = new NvPStates();
moel@140: states.Version = NVAPI.GPU_PSTATES_VER;
moel@140: states.PStates = new NvPState[NVAPI.MAX_PSTATES_PER_GPU];
moel@140: NvStatus status = NVAPI.NvAPI_GPU_GetPStates(handle, ref states);
moel@140:
moel@140: r.AppendLine("P-States");
moel@140: r.AppendLine();
moel@140: if (status == NvStatus.OK) {
moel@140: for (int i = 0; i < states.PStates.Length; i++)
moel@140: if (states.PStates[i].Present)
moel@140: r.AppendFormat(" Percentage[{0}]: {1}{2}", i,
moel@140: states.PStates[i].Percentage, Environment.NewLine);
moel@140: } else {
moel@140: r.Append(" Status: ");
moel@140: r.AppendLine(status.ToString());
moel@140: }
moel@140: r.AppendLine();
moel@140: }
moel@140:
moel@140: if (NVAPI.NvAPI_GPU_GetUsages != null) {
moel@140: NvUsages usages = new NvUsages();
moel@140: usages.Version = NVAPI.GPU_USAGES_VER;
moel@140: usages.Usage = new uint[NVAPI.MAX_USAGES_PER_GPU];
moel@140: NvStatus status = NVAPI.NvAPI_GPU_GetUsages(handle, ref usages);
moel@140:
moel@140: r.AppendLine("Usages");
moel@140: r.AppendLine();
moel@140: if (status == NvStatus.OK) {
moel@140: for (int i = 0; i < usages.Usage.Length; i++)
moel@140: if (usages.Usage[i] > 0)
moel@140: r.AppendFormat(" Usage[{0}]: {1}{2}", i,
moel@140: usages.Usage[i], Environment.NewLine);
moel@140: } else {
moel@140: r.Append(" Status: ");
moel@140: r.AppendLine(status.ToString());
moel@140: }
moel@140: r.AppendLine();
moel@140: }
moel@140:
moel@140: if (NVAPI.NvAPI_GPU_GetCoolerSettings != null) {
moel@140: NvGPUCoolerSettings settings = new NvGPUCoolerSettings();
moel@140: settings.Version = NVAPI.GPU_COOLER_SETTINGS_VER;
moel@140: settings.Cooler = new NvCooler[NVAPI.MAX_COOLER_PER_GPU];
moel@140: NvStatus status =
moel@140: NVAPI.NvAPI_GPU_GetCoolerSettings(handle, 0, ref settings);
moel@140:
moel@140: r.AppendLine("Cooler Settings");
moel@140: r.AppendLine();
moel@140: if (status == NvStatus.OK) {
moel@140: for (int i = 0; i < settings.Count; i++) {
moel@140: r.AppendFormat(" Cooler[{0}].Type: {1}{2}", i,
moel@140: settings.Cooler[i].Type, Environment.NewLine);
moel@140: r.AppendFormat(" Cooler[{0}].Controller: {1}{2}", i,
moel@140: settings.Cooler[i].Controller, Environment.NewLine);
moel@140: r.AppendFormat(" Cooler[{0}].DefaultMin: {1}{2}", i,
moel@140: settings.Cooler[i].DefaultMin, Environment.NewLine);
moel@140: r.AppendFormat(" Cooler[{0}].DefaultMax: {1}{2}", i,
moel@140: settings.Cooler[i].DefaultMax, Environment.NewLine);
moel@140: r.AppendFormat(" Cooler[{0}].CurrentMin: {1}{2}", i,
moel@140: settings.Cooler[i].CurrentMin, Environment.NewLine);
moel@140: r.AppendFormat(" Cooler[{0}].CurrentMax: {1}{2}", i,
moel@140: settings.Cooler[i].CurrentMax, Environment.NewLine);
moel@140: r.AppendFormat(" Cooler[{0}].CurrentLevel: {1}{2}", i,
moel@140: settings.Cooler[i].CurrentLevel, Environment.NewLine);
moel@140: r.AppendFormat(" Cooler[{0}].DefaultPolicy: {1}{2}", i,
moel@140: settings.Cooler[i].DefaultPolicy, Environment.NewLine);
moel@140: r.AppendFormat(" Cooler[{0}].CurrentPolicy: {1}{2}", i,
moel@140: settings.Cooler[i].CurrentPolicy, Environment.NewLine);
moel@140: r.AppendFormat(" Cooler[{0}].Target: {1}{2}", i,
moel@140: settings.Cooler[i].Target, Environment.NewLine);
moel@140: r.AppendFormat(" Cooler[{0}].ControlType: {1}{2}", i,
moel@140: settings.Cooler[i].ControlType, Environment.NewLine);
moel@140: r.AppendFormat(" Cooler[{0}].Active: {1}{2}", i,
moel@140: settings.Cooler[i].Active, Environment.NewLine);
moel@140: }
moel@140: } else {
moel@140: r.Append(" Status: ");
moel@140: r.AppendLine(status.ToString());
moel@140: }
moel@140: r.AppendLine();
moel@140: }
moel@140:
moel@140: if (NVAPI.NvAPI_GPU_GetMemoryInfo != null && displayHandle.HasValue) {
moel@140: NvMemoryInfo memoryInfo = new NvMemoryInfo();
moel@140: memoryInfo.Version = NVAPI.GPU_MEMORY_INFO_VER;
moel@140: memoryInfo.Values = new uint[NVAPI.MAX_MEMORY_VALUES_PER_GPU];
moel@140: NvStatus status = NVAPI.NvAPI_GPU_GetMemoryInfo(displayHandle.Value,
moel@140: ref memoryInfo);
moel@140:
moel@140: r.AppendLine("Memory Info");
moel@140: r.AppendLine();
moel@140: if (status == NvStatus.OK) {
moel@140: for (int i = 0; i < memoryInfo.Values.Length; i++)
moel@140: r.AppendFormat(" Value[{0}]: {1}{2}", i,
moel@140: memoryInfo.Values[i], Environment.NewLine);
moel@140: } else {
moel@140: r.Append(" Status: ");
moel@140: r.AppendLine(status.ToString());
moel@140: }
moel@140: r.AppendLine();
moel@140: }
moel@140:
moel@140: return r.ToString();
moel@1: }
moel@1: }
moel@1: }