moel@14: /* moel@14: moel@14: Version: MPL 1.1/GPL 2.0/LGPL 2.1 moel@14: moel@14: The contents of this file are subject to the Mozilla Public License Version moel@14: 1.1 (the "License"); you may not use this file except in compliance with moel@14: the License. You may obtain a copy of the License at moel@14: moel@14: http://www.mozilla.org/MPL/ moel@14: moel@14: Software distributed under the License is distributed on an "AS IS" basis, moel@14: WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License moel@14: for the specific language governing rights and limitations under the License. moel@14: moel@14: The Original Code is the Open Hardware Monitor code. moel@14: moel@14: The Initial Developer of the Original Code is moel@14: Michael Möller . moel@14: Portions created by the Initial Developer are Copyright (C) 2009-2010 moel@14: the Initial Developer. All Rights Reserved. moel@14: moel@14: Contributor(s): moel@14: moel@14: Alternatively, the contents of this file may be used under the terms of moel@14: either the GNU General Public License Version 2 or later (the "GPL"), or moel@14: the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), moel@14: in which case the provisions of the GPL or the LGPL are applicable instead moel@14: of those above. If you wish to allow use of your version of this file only moel@14: under the terms of either the GPL or the LGPL, and not to allow others to moel@14: use your version of this file under the terms of the MPL, indicate your moel@14: decision by deleting the provisions above and replace them with the notice moel@14: and other provisions required by the GPL or the LGPL. If you do not delete moel@14: the provisions above, a recipient may use your version of this file under moel@14: the terms of any one of the MPL, the GPL or the LGPL. moel@14: moel@14: */ moel@14: moel@14: using System; moel@166: using System.Globalization; moel@14: moel@14: namespace OpenHardwareMonitor.Hardware.CPU { moel@166: internal sealed class AMD0FCPU : Hardware, IHardware { moel@14: moel@14: private string name; moel@14: moel@100: private int processorIndex; moel@14: private uint pciAddress; moel@14: moel@77: private Sensor[] coreTemperatures; moel@14: moel@24: private Sensor totalLoad; moel@24: private Sensor[] coreLoads; moel@24: moel@26: private CPULoad cpuLoad; moel@14: moel@14: private const ushort PCI_AMD_VENDOR_ID = 0x1022; moel@14: private const ushort PCI_AMD_0FH_MISCELLANEOUS_DEVICE_ID = 0x1103; moel@14: private const uint THERMTRIP_STATUS_REGISTER = 0xE4; moel@50: private const byte THERM_SENSE_CORE_SEL_CPU0 = 0x4; moel@14: private const byte THERM_SENSE_CORE_SEL_CPU1 = 0x0; moel@14: moel@165: public AMD0FCPU(int processorIndex, CPUID[][] cpuid, ISettings settings) { moel@14: moel@100: this.processorIndex = processorIndex; moel@90: this.name = cpuid[0][0].Name; moel@14: moel@165: int coreCount = cpuid.Length; moel@14: moel@165: totalLoad = new Sensor("CPU Total", 0, SensorType.Load, this, settings); moel@26: moel@77: float offset = -49.0f; moel@63: moel@63: // AM2+ 65nm +21 offset moel@90: uint model = cpuid[0][0].Model; moel@63: if (model >= 0x69 && model != 0xc1 && model != 0x6c && model != 0x7c) moel@63: offset += 21; moel@63: moel@90: // check if processor supports a digital thermal sensor moel@90: if (cpuid[0][0].ExtData.GetLength(0) > 7 && moel@90: (cpuid[0][0].ExtData[7, 3] & 1) != 0) moel@90: { moel@90: coreTemperatures = new Sensor[coreCount]; moel@90: for (int i = 0; i < coreCount; i++) { moel@90: coreTemperatures[i] = moel@134: new Sensor("Core #" + (i + 1), i, SensorType.Temperature, moel@90: this, new ParameterDescription[] { moel@122: new ParameterDescription("Offset [°C]", moel@90: "Temperature offset of the thermal sensor.\n" + moel@90: "Temperature = Value + Offset.", offset) moel@165: }, settings); moel@90: } moel@90: } else { moel@90: coreTemperatures = new Sensor[0]; moel@26: } moel@24: moel@90: coreLoads = new Sensor[coreCount]; moel@90: for (int i = 0; i < coreCount; i++) moel@90: coreLoads[i] = new Sensor("Core #" + (i + 1), i + 1, moel@165: SensorType.Load, this, settings); moel@90: moel@90: cpuLoad = new CPULoad(cpuid); moel@26: if (cpuLoad.IsAvailable) { moel@26: foreach (Sensor sensor in coreLoads) moel@26: ActivateSensor(sensor); moel@26: ActivateSensor(totalLoad); moel@26: } moel@14: moel@14: pciAddress = WinRing0.FindPciDeviceById(PCI_AMD_VENDOR_ID, moel@100: PCI_AMD_0FH_MISCELLANEOUS_DEVICE_ID, (byte)processorIndex); moel@14: moel@14: Update(); moel@14: } moel@14: moel@110: public override string Name { moel@14: get { return name; } moel@14: } moel@14: moel@110: public override Identifier Identifier { moel@166: get { moel@166: return new Identifier("amdcpu", moel@166: processorIndex.ToString(CultureInfo.InvariantCulture)); moel@166: } moel@14: } moel@14: moel@165: public override HardwareType HardwareType { moel@165: get { return HardwareType.CPU; } moel@14: } moel@14: moel@110: public override void Update() { moel@42: if (pciAddress != 0xFFFFFFFF) { moel@42: for (uint i = 0; i < coreTemperatures.Length; i++) { moel@42: if (WinRing0.WritePciConfigDwordEx( moel@42: pciAddress, THERMTRIP_STATUS_REGISTER, moel@42: i > 0 ? THERM_SENSE_CORE_SEL_CPU1 : THERM_SENSE_CORE_SEL_CPU0)) { moel@42: uint value; moel@42: if (WinRing0.ReadPciConfigDwordEx( moel@42: pciAddress, THERMTRIP_STATUS_REGISTER, out value)) { moel@63: coreTemperatures[i].Value = ((value >> 16) & 0xFF) + moel@63: coreTemperatures[i].Parameters[0].Value; moel@42: ActivateSensor(coreTemperatures[i]); moel@42: } else { moel@42: DeactivateSensor(coreTemperatures[i]); moel@42: } moel@24: } moel@14: } moel@24: } moel@24: moel@26: if (cpuLoad.IsAvailable) { moel@26: cpuLoad.Update(); moel@26: for (int i = 0; i < coreLoads.Length; i++) moel@26: coreLoads[i].Value = cpuLoad.GetCoreLoad(i); moel@26: totalLoad.Value = cpuLoad.GetTotalLoad(); moel@25: } moel@31: } moel@14: } moel@14: }