diff -r 800a36a1ca8e -r dc276daadb2c Hardware/LPC/W836XX.cs --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Hardware/LPC/W836XX.cs Mon Feb 08 20:18:25 2010 +0000 @@ -0,0 +1,239 @@ +/* + + Version: MPL 1.1/GPL 2.0/LGPL 2.1 + + The contents of this file are subject to the Mozilla Public License Version + 1.1 (the "License"); you may not use this file except in compliance with + the License. You may obtain a copy of the License at + + http://www.mozilla.org/MPL/ + + Software distributed under the License is distributed on an "AS IS" basis, + WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + for the specific language governing rights and limitations under the License. + + The Original Code is the Open Hardware Monitor code. + + The Initial Developer of the Original Code is + Michael Möller . + Portions created by the Initial Developer are Copyright (C) 2009-2010 + the Initial Developer. All Rights Reserved. + + Contributor(s): + + Alternatively, the contents of this file may be used under the terms of + either the GNU General Public License Version 2 or later (the "GPL"), or + the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + in which case the provisions of the GPL or the LGPL are applicable instead + of those above. If you wish to allow use of your version of this file only + under the terms of either the GPL or the LGPL, and not to allow others to + use your version of this file under the terms of the MPL, indicate your + decision by deleting the provisions above and replace them with the notice + and other provisions required by the GPL or the LGPL. If you do not delete + the provisions above, a recipient may use your version of this file under + the terms of any one of the MPL, the GPL or the LGPL. + +*/ + +using System; +using System.Collections.Generic; +using System.Drawing; +using System.Text; + +namespace OpenHardwareMonitor.Hardware.LPC { + public class W836XX : LPCHardware, IHardware { + + private ushort address; + private byte revision; + + private bool available; + + private Sensor[] temperatures; + private Sensor[] fans; + private Sensor[] voltages; + + private float[] voltageGains; + private string[] fanNames; + + // Consts + private const ushort WINBOND_VENDOR_ID = 0x5CA3; + private const byte HIGH_BYTE = 0x80; + + // Hardware Monitor + private const byte ADDRESS_REGISTER_OFFSET = 0x05; + private const byte DATA_REGISTER_OFFSET = 0x06; + + // Hardware Monitor Registers + private const byte VOLTAGE_BASE_REG = 0x20; + private const byte BANK_SELECT_REGISTER = 0x04E; + private const byte VENDOR_ID_REGISTER = 0x4F; + private const byte TEMPERATURE_BASE_REG = 0x50; + private const byte TEMPERATURE_SYS_REG = 0x27; + + private byte[] FAN_TACHO_REG = new byte[] { 0x28, 0x29, 0x2A, 0x3F, 0x53 }; + private byte[] FAN_TACHO_BANK = new byte[] { 0, 0, 0, 0, 5 }; + private byte[] FAN_BIT_REG = new byte[] { 0x47, 0x4B, 0x4C, 0x59, 0x5D }; + private byte[] FAN_DIV_BIT0 = new byte[] { 36, 38, 30, 8, 10 }; + private byte[] FAN_DIV_BIT1 = new byte[] { 37, 39, 31, 9, 11 }; + private byte[] FAN_DIV_BIT2 = new byte[] { 5, 6, 7, 23, 15 }; + + private byte ReadByte(byte bank, byte register) { + WinRing0.WriteIoPortByte( + (ushort)(address + ADDRESS_REGISTER_OFFSET), BANK_SELECT_REGISTER); + WinRing0.WriteIoPortByte( + (ushort)(address + DATA_REGISTER_OFFSET), bank); + WinRing0.WriteIoPortByte( + (ushort)(address + ADDRESS_REGISTER_OFFSET), register); + return WinRing0.ReadIoPortByte( + (ushort)(address + DATA_REGISTER_OFFSET)); + } + + public W836XX(Chip chip, byte revision, ushort address) + : base(chip) + { + this.address = address; + this.revision = revision; + + available = IsWinbondVendor(); + + temperatures = new Sensor[3]; + temperatures[0] = new Sensor("CPU", 0, SensorType.Temperature, this); + temperatures[1] = new Sensor("Auxiliary", 1, SensorType.Temperature, this); + temperatures[2] = new Sensor("System", 2, SensorType.Temperature, this); + + switch (chip) { + case Chip.W83627DHG: + case Chip.W83627DHGP: + case Chip.W83627EHF: + case Chip.W83667HG: + case Chip.W83667HGB: + fanNames = new string[] { "System", "CPU", "Auxiliary", + "CPU #2", "Auxiliary #2" }; + voltageGains = new float[] { 1, 1, 1, 2, 1, 1, 1, 2 }; + voltages = new Sensor[3]; + voltages[0] = new Sensor("CPU VCore", 0, SensorType.Voltage, this); + voltages[1] = new Sensor("+3.3V", 3, SensorType.Voltage, this); + voltages[2] = new Sensor("Battery", 7, SensorType.Voltage, this); + break; + case Chip.W83627HF: + fanNames = new string[] { "Fan #1", "Fan #2", "Fan #3" }; + voltageGains = new float[] { 2, 1, 2, 1, 1, 1, 1, 2 }; + voltages = new Sensor[3]; + voltages[0] = new Sensor("CPU VCore", 0, SensorType.Voltage, this); + voltages[1] = new Sensor("+3.3V", 2, SensorType.Voltage, this); + voltages[2] = new Sensor("Battery", 7, SensorType.Voltage, this); + break; + default: fanNames = new string[0]; + break; + } + + fans = new Sensor[fanNames.Length]; + for (int i = 0; i < fanNames.Length; i++) + fans[i] = new Sensor(fanNames[i], i, SensorType.Fan, this); + } + + public bool IsAvailable { + get { return available; } + } + + private bool IsWinbondVendor() { + ushort vendorId = + (ushort)((ReadByte(HIGH_BYTE, VENDOR_ID_REGISTER) << 8) | + ReadByte(0, VENDOR_ID_REGISTER)); + return vendorId == WINBOND_VENDOR_ID; + } + + public void Update() { + foreach (Sensor sensor in voltages) { + if (sensor.Index < 7) { + int value = ReadByte(0, (byte)(VOLTAGE_BASE_REG + sensor.Index)); + sensor.Value = 0.008f * voltageGains[sensor.Index] * value; + if (sensor.Value > 0) + ActivateSensor(sensor); + else + DeactivateSensor(sensor); + } else { + // Battery voltage + bool valid = (ReadByte(0, 0x5D) & 0x01) > 0; + if (valid) { + sensor.Value = + 0.008f * voltageGains[sensor.Index] * ReadByte(5, 0x51); + ActivateSensor(sensor); + } else + DeactivateSensor(sensor); + } + } + + foreach (Sensor sensor in temperatures) { + int value; + if (sensor.Index < 2) { + value = (sbyte)ReadByte((byte)(sensor.Index + 1), TEMPERATURE_BASE_REG); + value = (value << 1) | ReadByte((byte)(sensor.Index + 1), + (byte)(TEMPERATURE_BASE_REG + 1)) >> 7; + } else { + value = (sbyte)ReadByte(0, TEMPERATURE_SYS_REG) << 1; + } + sensor.Value = value / 2.0f; + if (value < 0xFE) + ActivateSensor(sensor); + else + DeactivateSensor(sensor); + } + + long bits = 0; + for (int i = 0; i < FAN_BIT_REG.Length; i++) + bits = (bits << 8) | ReadByte(0, FAN_BIT_REG[i]); + foreach (Sensor sensor in fans) { + int count = ReadByte(FAN_TACHO_BANK[sensor.Index], + FAN_TACHO_REG[sensor.Index]); + int divisorBits = (int)( + (((bits >> FAN_DIV_BIT2[sensor.Index]) & 1) << 2) | + (((bits >> FAN_DIV_BIT1[sensor.Index]) & 1) << 1) | + ((bits >> FAN_DIV_BIT0[sensor.Index]) & 1)); + int divisor = 1 << divisorBits; + float value = (count < 0xff) ? 1.35e6f / (count * divisor) : 0; + sensor.Value = value; + if (value > 0) + ActivateSensor(sensor); + } + } + + public string GetReport() { + StringBuilder r = new StringBuilder(); + + r.AppendLine("LPC " + this.GetType().Name); + r.AppendLine(); + r.Append("Chip ID: 0x"); r.AppendLine(chip.ToString("X")); + r.Append("Chip revision: 0x"); r.AppendLine(revision.ToString("X")); + r.Append("Base Adress: 0x"); r.AppendLine(address.ToString("X4")); + r.AppendLine(); + r.AppendLine("Hardware Monitor Registers"); + r.AppendLine(); + r.AppendLine(" 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F"); + r.AppendLine(); + for (int i = 0; i < 0x7; i++) { + r.Append(" "); r.Append((i << 4).ToString("X2")); r.Append(" "); + for (int j = 0; j <= 0xF; j++) { + r.Append(" "); + r.Append(ReadByte(0, (byte)((i << 4) | j)).ToString("X2")); + } + r.AppendLine(); + } + for (int k = 1; k <= 5; k++) { + r.AppendLine("Bank " + k); + for (int i = 0x5; i < 0x6; i++) { + r.Append(" "); r.Append((i << 4).ToString("X2")); r.Append(" "); + for (int j = 0; j <= 0xF; j++) { + r.Append(" "); + r.Append(ReadByte((byte)(k), + (byte)((i << 4) | j)).ToString("X2")); + } + r.AppendLine(); + } + } + r.AppendLine(); + + return r.ToString(); + } + } +}