moel@16: /* moel@16: moel@344: This Source Code Form is subject to the terms of the Mozilla Public moel@344: License, v. 2.0. If a copy of the MPL was not distributed with this moel@344: file, You can obtain one at http://mozilla.org/MPL/2.0/. moel@16: moel@344: Copyright (C) 2009-2011 Michael Möller moel@344: moel@16: */ moel@16: moel@166: using System.Globalization; moel@16: using System.Text; moel@16: moel@16: namespace OpenHardwareMonitor.Hardware.LPC { moel@165: internal class F718XX : ISuperIO { moel@16: moel@195: private readonly ushort address; moel@195: private readonly Chip chip; moel@16: moel@195: private readonly float?[] voltages; moel@195: private readonly float?[] temperatures; moel@195: private readonly float?[] fans; moel@323: private readonly float?[] controls; moel@16: moel@16: // Hardware Monitor moel@16: private const byte ADDRESS_REGISTER_OFFSET = 0x05; moel@16: private const byte DATA_REGISTER_OFFSET = 0x06; moel@16: moel@16: // Hardware Monitor Registers moel@16: private const byte VOLTAGE_BASE_REG = 0x20; moel@68: private const byte TEMPERATURE_CONFIG_REG = 0x69; moel@68: private const byte TEMPERATURE_BASE_REG = 0x70; moel@195: private readonly byte[] FAN_TACHOMETER_REG = moel@195: new byte[] { 0xA0, 0xB0, 0xC0, 0xD0 }; moel@16: moel@16: private byte ReadByte(byte register) { moel@236: Ring0.WriteIoPort( moel@16: (ushort)(address + ADDRESS_REGISTER_OFFSET), register); moel@236: return Ring0.ReadIoPort((ushort)(address + DATA_REGISTER_OFFSET)); moel@132: } moel@16: moel@228: public byte? ReadGPIO(int index) { moel@228: return null; moel@228: } moel@228: moel@228: public void WriteGPIO(int index, byte value) { } moel@228: moel@323: public void SetControl(int index, byte? value) { } moel@323: moel@130: public F718XX(Chip chip, ushort address) { moel@16: this.address = address; moel@130: this.chip = chip; moel@16: moel@130: voltages = new float?[chip == Chip.F71858 ? 3 : 9]; moel@352: temperatures = new float?[chip == Chip.F71808E ? 2 : 3]; moel@352: fans = new float?[chip == Chip.F71882 || chip == Chip.F71858 ? 4 : 3]; moel@323: controls = new float?[0]; moel@16: } moel@16: moel@130: public Chip Chip { get { return chip; } } moel@130: public float?[] Voltages { get { return voltages; } } moel@130: public float?[] Temperatures { get { return temperatures; } } moel@130: public float?[] Fans { get { return fans; } } moel@323: public float?[] Controls { get { return controls; } } moel@130: moel@130: public string GetReport() { moel@16: StringBuilder r = new StringBuilder(); moel@16: moel@31: r.AppendLine("LPC " + this.GetType().Name); moel@16: r.AppendLine(); moel@166: r.Append("Base Adress: 0x"); moel@166: r.AppendLine(address.ToString("X4", CultureInfo.InvariantCulture)); moel@16: r.AppendLine(); moel@162: moel@236: if (!Ring0.WaitIsaBusMutex(100)) moel@162: return r.ToString(); moel@162: moel@16: r.AppendLine("Hardware Monitor Registers"); moel@16: r.AppendLine(); moel@16: r.AppendLine(" 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F"); moel@16: r.AppendLine(); moel@16: for (int i = 0; i <= 0xF; i++) { moel@166: r.Append(" "); moel@166: r.Append((i << 4).ToString("X2", CultureInfo.InvariantCulture)); moel@166: r.Append(" "); moel@16: for (int j = 0; j <= 0xF; j++) { moel@16: r.Append(" "); moel@166: r.Append(ReadByte((byte)((i << 4) | j)).ToString("X2", moel@166: CultureInfo.InvariantCulture)); moel@16: } moel@16: r.AppendLine(); moel@16: } moel@16: r.AppendLine(); moel@162: moel@236: Ring0.ReleaseIsaBusMutex(); moel@162: moel@16: return r.ToString(); moel@16: } moel@16: moel@130: public void Update() { moel@236: if (!Ring0.WaitIsaBusMutex(10)) moel@162: return; moel@16: moel@130: for (int i = 0; i < voltages.Length; i++) { moel@352: if (chip == Chip.F71808E && i == 6) { moel@352: // 0x26 is reserved on F71808E moel@352: voltages[i] = 0; moel@352: } else { moel@352: int value = ReadByte((byte)(VOLTAGE_BASE_REG + i)); moel@352: voltages[i] = 0.008f * value; moel@352: } moel@16: } moel@68: moel@130: for (int i = 0; i < temperatures.Length; i++) { moel@68: switch (chip) { moel@68: case Chip.F71858: { moel@195: int tableMode = 0x3 & ReadByte(TEMPERATURE_CONFIG_REG); moel@68: int high = moel@130: ReadByte((byte)(TEMPERATURE_BASE_REG + 2 * i)); moel@68: int low = moel@130: ReadByte((byte)(TEMPERATURE_BASE_REG + 2 * i + 1)); moel@68: if (high != 0xbb && high != 0xcc) { moel@68: int bits = 0; moel@68: switch (tableMode) { moel@68: case 0: bits = 0; break; moel@68: case 1: bits = 0; break; moel@68: case 2: bits = (high & 0x80) << 8; break; moel@68: case 3: bits = (low & 0x01) << 15; break; moel@68: } moel@68: bits |= high << 7; moel@68: bits |= (low & 0xe0) >> 1; moel@68: short value = (short)(bits & 0xfff0); moel@130: temperatures[i] = value / 128.0f; moel@68: } else { moel@130: temperatures[i] = null; moel@68: } moel@68: } break; moel@68: default: { moel@68: sbyte value = (sbyte)ReadByte((byte)( moel@130: TEMPERATURE_BASE_REG + 2 * (i + 1))); moel@68: if (value < sbyte.MaxValue && value > 0) moel@130: temperatures[i] = value; moel@130: else moel@130: temperatures[i] = null; moel@68: } break; moel@68: } moel@16: } moel@16: moel@130: for (int i = 0; i < fans.Length; i++) { moel@130: int value = ReadByte(FAN_TACHOMETER_REG[i]) << 8; moel@130: value |= ReadByte((byte)(FAN_TACHOMETER_REG[i] + 1)); moel@16: moel@130: if (value > 0) moel@130: fans[i] = (value < 0x0fff) ? 1.5e6f / value : 0; moel@130: else moel@130: fans[i] = null; moel@162: } moel@162: moel@236: Ring0.ReleaseIsaBusMutex(); moel@16: } moel@16: } moel@16: }