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 <m.moeller@gmx.ch>.
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@1: using System.Collections.Generic;
moel@1: using System.Drawing;
moel@1: using System.Text;
moel@1:
moel@1: namespace OpenHardwareMonitor.Hardware.LPC {
moel@31: public class W83627 : Winbond, IHardware {
moel@31:
moel@13: private Sensor[] temperatures;
moel@13: private Sensor[] fans;
moel@13: private Sensor[] voltages;
moel@13:
moel@13: private float[] voltageGains;
moel@31: private string[] fanNames;
moel@13:
moel@13: // Hardware Monitor Registers
moel@31: private const byte VOLTAGE_BASE_REG = 0x20;
moel@13: private const byte TEMPERATURE_BASE_REG = 0x50;
moel@13: private const byte TEMPERATURE_SYS_REG = 0x27;
moel@13:
moel@13: private byte[] FAN_TACHO_REG = new byte[] { 0x28, 0x29, 0x2A, 0x3F, 0x53 };
moel@31: private byte[] FAN_TACHO_BANK = new byte[] { 0, 0, 0, 0, 5 };
moel@13: private byte[] FAN_BIT_REG = new byte[] { 0x47, 0x4B, 0x4C, 0x59, 0x5D };
moel@13: private byte[] FAN_DIV_BIT0 = new byte[] { 36, 38, 30, 8, 10 };
moel@13: private byte[] FAN_DIV_BIT1 = new byte[] { 37, 39, 31, 9, 11 };
moel@13: private byte[] FAN_DIV_BIT2 = new byte[] { 5, 6, 7, 23, 15 };
moel@13:
moel@31: public W83627(Chip chip, byte revision, ushort address)
moel@31: : base(chip, revision, address)
moel@31: {
moel@31:
moel@13: temperatures = new Sensor[3];
moel@13: temperatures[0] = new Sensor("CPU", 0, SensorType.Temperature, this);
moel@13: temperatures[1] = new Sensor("Auxiliary", 1, SensorType.Temperature, this);
moel@13: temperatures[2] = new Sensor("System", 2, SensorType.Temperature, this);
moel@13:
moel@19: switch (chip) {
moel@31: case Chip.W83627DHG:
moel@31: case Chip.W83627DHGP:
moel@31: fanNames = new string[] { "System", "CPU #1", "Auxiliary #1",
moel@31: "CPU #2", "Auxiliary #2" };
moel@31: voltageGains = new float[] { 0.008f, 1, 1, 0.016f, 1, 1, 1, 0.016f };
moel@31: voltages = new Sensor[3];
moel@31: voltages[0] = new Sensor("CPU VCore", 0, SensorType.Voltage, this);
moel@31: voltages[1] = new Sensor("+3.3V", 3, SensorType.Voltage, this);
moel@31: voltages[2] = new Sensor("Battery", 7, SensorType.Voltage, this);
moel@31: break;
moel@31: case Chip.W83627HF:
moel@31: fanNames = new string[] { "Fan #1", "Fan #2", "Fan #3" };
moel@31: voltageGains = new float[] { 0.016f, 1, 0.016f, 1, 1, 1, 1, 0.016f };
moel@31: voltages = new Sensor[3];
moel@31: voltages[0] = new Sensor("CPU VCore", 0, SensorType.Voltage, this);
moel@31: voltages[1] = new Sensor("+3.3V", 2, SensorType.Voltage, this);
moel@31: voltages[2] = new Sensor("Battery", 7, SensorType.Voltage, this);
moel@31: break;
moel@31: default: fanNames = new string[0];
moel@31: break;
moel@19: }
moel@31:
moel@31: fans = new Sensor[fanNames.Length];
moel@31: for (int i = 0; i < fanNames.Length; i++)
moel@31: fans[i] = new Sensor(fanNames[i], i, SensorType.Fan, this);
moel@31: }
moel@1:
moel@13: public void Update() {
moel@13: foreach (Sensor sensor in voltages) {
moel@13: if (sensor.Index < 7) {
moel@13: int value = ReadByte(0, (byte)(VOLTAGE_BASE_REG + sensor.Index));
moel@13: sensor.Value = voltageGains[sensor.Index] * value;
moel@13: if (sensor.Value > 0)
moel@13: ActivateSensor(sensor);
moel@13: else
moel@13: DeactivateSensor(sensor);
moel@13: } else {
moel@13: // Battery voltage
moel@13: bool valid = (ReadByte(0, 0x5D) & 0x01) > 0;
moel@13: if (valid) {
moel@13: sensor.Value = voltageGains[sensor.Index] *
moel@13: ReadByte(5, 0x51);
moel@13: ActivateSensor(sensor);
moel@13: } else
moel@13: DeactivateSensor(sensor);
moel@13: }
moel@13: }
moel@1:
moel@13: foreach (Sensor sensor in temperatures) {
moel@13: int value;
moel@13: if (sensor.Index < 2) {
moel@26: value = (sbyte)ReadByte((byte)(sensor.Index + 1), TEMPERATURE_BASE_REG);
moel@13: value = (value << 1) | ReadByte((byte)(sensor.Index + 1),
moel@13: (byte)(TEMPERATURE_BASE_REG + 1)) >> 7;
moel@13: } else {
moel@26: value = (sbyte)ReadByte(0, TEMPERATURE_SYS_REG) << 1;
moel@13: }
moel@13: sensor.Value = value / 2.0f;
moel@26: if (value < 0xFE)
moel@13: ActivateSensor(sensor);
moel@13: else
moel@13: DeactivateSensor(sensor);
moel@13: }
moel@13:
moel@13: long bits = 0;
moel@13: for (int i = 0; i < FAN_BIT_REG.Length; i++)
moel@13: bits = (bits << 8) | ReadByte(0, FAN_BIT_REG[i]);
moel@13: foreach (Sensor sensor in fans) {
moel@13: int count = ReadByte(FAN_TACHO_BANK[sensor.Index],
moel@13: FAN_TACHO_REG[sensor.Index]);
moel@13: int divisorBits = (int)(
moel@13: (((bits >> FAN_DIV_BIT2[sensor.Index]) & 1) << 2) |
moel@13: (((bits >> FAN_DIV_BIT1[sensor.Index]) & 1) << 1) |
moel@13: ((bits >> FAN_DIV_BIT0[sensor.Index]) & 1));
moel@13: int divisor = 1 << divisorBits;
moel@13: sensor.Value = (count < 0xff) ? 1.35e6f / (count * divisor) : 0;
moel@13: ActivateSensor(sensor);
moel@13: }
moel@13: }
moel@1: }
moel@1: }