Release version 0.1.7. Improved report writer.
3 Version: MPL 1.1/GPL 2.0/LGPL 2.1
5 The contents of this file are subject to the Mozilla Public License Version
6 1.1 (the "License"); you may not use this file except in compliance with
7 the License. You may obtain a copy of the License at
9 http://www.mozilla.org/MPL/
11 Software distributed under the License is distributed on an "AS IS" basis,
12 WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13 for the specific language governing rights and limitations under the License.
15 The Original Code is the Open Hardware Monitor code.
17 The Initial Developer of the Original Code is
18 Michael Möller <m.moeller@gmx.ch>.
19 Portions created by the Initial Developer are Copyright (C) 2009-2010
20 the Initial Developer. All Rights Reserved.
24 Alternatively, the contents of this file may be used under the terms of
25 either the GNU General Public License Version 2 or later (the "GPL"), or
26 the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
27 in which case the provisions of the GPL or the LGPL are applicable instead
28 of those above. If you wish to allow use of your version of this file only
29 under the terms of either the GPL or the LGPL, and not to allow others to
30 use your version of this file under the terms of the MPL, indicate your
31 decision by deleting the provisions above and replace them with the notice
32 and other provisions required by the GPL or the LGPL. If you do not delete
33 the provisions above, a recipient may use your version of this file under
34 the terms of any one of the MPL, the GPL or the LGPL.
39 using System.Collections.Generic;
43 namespace OpenHardwareMonitor.Hardware.LPC {
44 public class F718XX : IHardware {
50 private ushort address;
52 private List<ISensor> active = new List<ISensor>();
54 private Sensor[] temperatures;
55 private Sensor[] fans;
56 private Sensor[] voltages;
57 private float[] voltageGains;
60 private const byte ADDRESS_REGISTER_OFFSET = 0x05;
61 private const byte DATA_REGISTER_OFFSET = 0x06;
63 // Hardware Monitor Registers
64 private const byte VOLTAGE_BASE_REG = 0x20;
65 private const byte TEMPERATURE_BASE_REG = 0x72;
66 private byte[] FAN_TACHOMETER_REG = new byte[] { 0xA0, 0xB0, 0xC0, 0xD0 };
68 private byte ReadByte(byte register) {
69 WinRing0.WriteIoPortByte(
70 (ushort)(address + ADDRESS_REGISTER_OFFSET), register);
71 return WinRing0.ReadIoPortByte((ushort)(address + DATA_REGISTER_OFFSET));
74 public F718XX(Chip chip, ushort address) {
76 this.address = address;
79 case Chip.F71862: name = "Fintek F71862"; break;
80 case Chip.F71869: name = "Fintek F71869"; break;
81 case Chip.F71882: name = "Fintek F71882"; break;
82 case Chip.F71889: name = "Fintek F71889"; break;
86 temperatures = new Sensor[3];
87 for (int i = 0; i < temperatures.Length; i++)
88 temperatures[i] = new Sensor("Temperature #" + (i + 1), i,
89 SensorType.Temperature, this);
92 for (int i = 0; i < fans.Length; i++)
93 fans[i] = new Sensor("Fan #" + (i + 1), i, SensorType.Fan, this);
95 voltageGains = new float[] { 1, 0.5f, 1, 1, 1, 1, 1, 1, 1 };
96 voltages = new Sensor[4];
97 voltages[0] = new Sensor("VCC3V", 0, SensorType.Voltage, this);
98 voltages[1] = new Sensor("CPU VCore", 1, SensorType.Voltage, this);
99 voltages[2] = new Sensor("VSB3V", 7, SensorType.Voltage, this);
100 voltages[3] = new Sensor("Battery", 8, SensorType.Voltage, this);
102 this.icon = Utilities.EmbeddedResources.GetImage("chip.png");
109 public string Identifier {
110 get { return "/lpc/" + chip.ToString().ToLower(); }
117 public ISensor[] Sensors {
118 get { return active.ToArray(); }
121 public string GetReport() {
122 StringBuilder r = new StringBuilder();
124 r.AppendLine("LPC F718XX");
126 r.Append("Base Adress: 0x"); r.AppendLine(address.ToString("X4"));
128 r.AppendLine("Hardware Monitor Registers");
131 r.AppendLine(" 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F");
133 for (int i = 0; i <= 0xF; i++) {
134 r.Append(" "); r.Append((i << 4).ToString("X2")); r.Append(" ");
135 for (int j = 0; j <= 0xF; j++) {
137 r.Append(ReadByte((byte)((i << 4) | j)).ToString("X2"));
145 public void Update() {
147 foreach (Sensor sensor in voltages) {
148 int value = ReadByte((byte)(VOLTAGE_BASE_REG + sensor.Index));
149 sensor.Value = voltageGains[sensor.Index] * 0.001f * (value << 4);
150 if (sensor.Value > 0)
151 ActivateSensor(sensor);
153 DeactivateSensor(sensor);
156 foreach (Sensor sensor in temperatures) {
157 sbyte value = (sbyte)ReadByte((byte)(
158 TEMPERATURE_BASE_REG + 2 * sensor.Index));
159 sensor.Value = value;
160 if (value < sbyte.MaxValue && value > 0)
161 ActivateSensor(sensor);
163 DeactivateSensor(sensor);
166 foreach (Sensor sensor in fans) {
167 int value = ReadByte(FAN_TACHOMETER_REG[sensor.Index]) << 8;
168 value |= ReadByte((byte)(FAN_TACHOMETER_REG[sensor.Index] + 1));
171 sensor.Value = (value < 0x0fff) ? 1.5e6f / value : 0;
172 ActivateSensor(sensor);
174 DeactivateSensor(sensor);
179 private void ActivateSensor(Sensor sensor) {
180 if (!active.Contains(sensor)) {
182 if (SensorAdded != null)
187 private void DeactivateSensor(Sensor sensor) {
188 if (active.Contains(sensor)) {
189 active.Remove(sensor);
190 if (SensorRemoved != null)
191 SensorRemoved(sensor);
195 public event SensorEventHandler SensorAdded;
196 public event SensorEventHandler SensorRemoved;