moel@245: /* moel@245: moel@245: Version: MPL 1.1/GPL 2.0/LGPL 2.1 moel@245: moel@245: The contents of this file are subject to the Mozilla Public License Version moel@245: 1.1 (the "License"); you may not use this file except in compliance with moel@245: the License. You may obtain a copy of the License at moel@245: moel@245: http://www.mozilla.org/MPL/ moel@245: moel@245: Software distributed under the License is distributed on an "AS IS" basis, moel@245: WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License moel@245: for the specific language governing rights and limitations under the License. moel@245: moel@245: The Original Code is the Open Hardware Monitor code. moel@245: moel@245: The Initial Developer of the Original Code is moel@245: Michael Möller . moel@265: Portions created by the Initial Developer are Copyright (C) 2010-2011 moel@245: the Initial Developer. All Rights Reserved. moel@245: moel@245: Contributor(s): moel@245: moel@245: Alternatively, the contents of this file may be used under the terms of moel@245: either the GNU General Public License Version 2 or later (the "GPL"), or moel@245: the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), moel@245: in which case the provisions of the GPL or the LGPL are applicable instead moel@245: of those above. If you wish to allow use of your version of this file only moel@245: under the terms of either the GPL or the LGPL, and not to allow others to moel@245: use your version of this file under the terms of the MPL, indicate your moel@245: decision by deleting the provisions above and replace them with the notice moel@245: and other provisions required by the GPL or the LGPL. If you do not delete moel@245: the provisions above, a recipient may use your version of this file under moel@245: the terms of any one of the MPL, the GPL or the LGPL. moel@245: moel@245: */ moel@245: moel@245: using System.Globalization; moel@245: using System.Text; moel@245: moel@245: namespace OpenHardwareMonitor.Hardware.LPC { moel@245: internal class NCT677X : ISuperIO { moel@245: moel@245: private readonly ushort port; moel@245: private readonly byte revision; moel@245: moel@245: private readonly Chip chip; moel@245: moel@245: private readonly float?[] voltages = new float?[9]; moel@276: private readonly float?[] temperatures = new float?[4]; moel@265: private readonly float?[] fans = new float?[0]; moel@245: moel@245: // Hardware Monitor moel@245: private const uint ADDRESS_REGISTER_OFFSET = 0x05; moel@245: private const uint DATA_REGISTER_OFFSET = 0x06; moel@245: private const byte BANK_SELECT_REGISTER = 0x4E; moel@245: moel@245: private byte ReadByte(ushort address) { moel@245: byte bank = (byte)(address >> 8); moel@245: byte register = (byte)(address & 0xFF); moel@245: Ring0.WriteIoPort(port + ADDRESS_REGISTER_OFFSET, BANK_SELECT_REGISTER); moel@245: Ring0.WriteIoPort(port + DATA_REGISTER_OFFSET, bank); moel@245: Ring0.WriteIoPort(port + ADDRESS_REGISTER_OFFSET, register); moel@245: return Ring0.ReadIoPort(port + DATA_REGISTER_OFFSET); moel@246: } moel@245: moel@245: // Consts moel@245: private const ushort NUVOTON_VENDOR_ID = 0x5CA3; moel@245: moel@245: // Hardware Monitor Registers moel@245: private const ushort VENDOR_ID_HIGH_REGISTER = 0x804F; moel@245: private const ushort VENDOR_ID_LOW_REGISTER = 0x004F; moel@245: private const ushort VOLTAGE_VBAT_REG = 0x0551; moel@245: moel@245: private readonly ushort[] TEMPERATURE_REG = moel@276: { 0x027, 0x73, 0x75, 0x77, 0x150, 0x250, 0x62B, 0x62C, 0x62D }; moel@245: private readonly ushort[] TEMPERATURE_HALF_REG = moel@276: { 0, 0x74, 0x76, 0x78, 0x151, 0x251, 0x62E, 0x62E, 0x62E }; moel@245: private readonly ushort[] TEMPERATURE_SRC_REG = moel@276: { 0x621, 0x100, 0x200, 0x300, 0x622, 0x623, 0x624, 0x625, 0x626 }; moel@276: private readonly int[] TEMPERATURE_HALF_BIT = moel@276: { -1, 7, 7, 7, 7, 7, 0, 1, 2 }; moel@245: private readonly ushort[] VOLTAGE_REG = moel@245: { 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x550, 0x551 }; moel@265: private readonly ushort[] FAN_RPM_REG = moel@265: { 0x656, 0x658, 0x65A, 0x65C, 0x65E}; moel@265: moel@265: private readonly int minFanRPM; moel@245: moel@276: private enum SourceNCT6771F : byte { moel@245: SYSTIN = 1, moel@245: CPUTIN = 2, moel@245: AUXTIN = 3, moel@245: SMBUSMASTER = 4, moel@276: PECI_0 = 5, moel@276: PECI_1 = 6, moel@276: PECI_2 = 7, moel@276: PECI_3 = 8, moel@276: PECI_4 = 9, moel@276: PECI_5 = 10, moel@276: PECI_6 = 11, moel@276: PECI_7 = 12, moel@245: PCH_CHIP_CPU_MAX_TEMP = 13, moel@245: PCH_CHIP_TEMP = 14, moel@245: PCH_CPU_TEMP = 15, moel@245: PCH_MCH_TEMP = 16, moel@245: PCH_DIM0_TEMP = 17, moel@245: PCH_DIM1_TEMP = 18, moel@245: PCH_DIM2_TEMP = 19, moel@245: PCH_DIM3_TEMP = 20 moel@245: } moel@245: moel@276: private enum SourceNCT6776F : byte { moel@276: SYSTIN = 1, moel@276: CPUTIN = 2, moel@276: AUXTIN = 3, moel@276: SMBUSMASTER_0 = 4, moel@276: SMBUSMASTER_1 = 5, moel@276: SMBUSMASTER_2 = 6, moel@276: SMBUSMASTER_3 = 7, moel@276: SMBUSMASTER_4 = 8, moel@276: SMBUSMASTER_5 = 9, moel@276: SMBUSMASTER_6 = 10, moel@276: SMBUSMASTER_7 = 11, moel@276: PECI_0 = 12, moel@276: PECI_1 = 13, moel@276: PCH_CHIP_CPU_MAX_TEMP = 14, moel@276: PCH_CHIP_TEMP = 15, moel@276: PCH_CPU_TEMP = 16, moel@276: PCH_MCH_TEMP = 17, moel@276: PCH_DIM0_TEMP = 18, moel@276: PCH_DIM1_TEMP = 19, moel@276: PCH_DIM2_TEMP = 20, moel@276: PCH_DIM3_TEMP = 21, moel@276: BYTE_TEMP = 22 moel@276: } moel@276: moel@245: public NCT677X(Chip chip, byte revision, ushort port) { moel@245: this.chip = chip; moel@245: this.revision = revision; moel@245: this.port = port; moel@245: moel@245: if (!IsNuvotonVendor()) moel@265: return; moel@265: moel@265: switch (chip) { moel@265: case LPC.Chip.NCT6771F: moel@265: fans = new float?[4]; moel@265: // min value RPM value with 16-bit fan counter moel@265: minFanRPM = (int)(1.35e6 / 0xFFFF); moel@265: break; moel@265: case LPC.Chip.NCT6776F: moel@265: fans = new float?[5]; moel@265: // min value RPM value with 13-bit fan counter moel@265: minFanRPM = (int)(1.35e6 / 0x1FFF); moel@265: break; moel@265: } moel@245: } moel@245: moel@245: private bool IsNuvotonVendor() { moel@245: return ((ReadByte(VENDOR_ID_HIGH_REGISTER) << 8) | moel@245: ReadByte(VENDOR_ID_LOW_REGISTER)) == NUVOTON_VENDOR_ID; moel@245: } moel@245: moel@245: public byte? ReadGPIO(int index) { moel@245: return null; moel@245: } moel@245: moel@245: public void WriteGPIO(int index, byte value) { } moel@245: moel@245: public Chip Chip { get { return chip; } } moel@245: public float?[] Voltages { get { return voltages; } } moel@245: public float?[] Temperatures { get { return temperatures; } } moel@245: public float?[] Fans { get { return fans; } } moel@245: moel@245: public void Update() { moel@245: if (!Ring0.WaitIsaBusMutex(10)) moel@245: return; moel@245: moel@245: for (int i = 0; i < voltages.Length; i++) { moel@245: float value = 0.008f * ReadByte(VOLTAGE_REG[i]); moel@245: bool valid = value > 0; moel@245: moel@245: // check if battery voltage monitor is enabled moel@245: if (valid && VOLTAGE_REG[i] == VOLTAGE_VBAT_REG) moel@245: valid = (ReadByte(0x005D) & 0x01) > 0; moel@245: moel@245: voltages[i] = valid ? value : (float?)null; moel@245: } moel@245: moel@276: for (int i = TEMPERATURE_REG.Length - 1; i >= 0 ; i--) { moel@246: int value = ((sbyte)ReadByte(TEMPERATURE_REG[i])) << 1; moel@245: if (TEMPERATURE_HALF_BIT[i] > 0) { moel@246: value |= ((ReadByte(TEMPERATURE_HALF_REG[i]) >> moel@245: TEMPERATURE_HALF_BIT[i]) & 0x1); moel@245: } moel@245: moel@276: byte source = ReadByte(TEMPERATURE_SRC_REG[i]); moel@245: moel@246: float? temperature = 0.5f * value; moel@246: if (temperature > 125 || temperature < -55) moel@246: temperature = null; moel@246: moel@276: switch (chip) { moel@276: case Chip.NCT6771F: moel@276: switch ((SourceNCT6771F)source) { moel@276: case SourceNCT6771F.PECI_0: temperatures[0] = temperature; break; moel@276: case SourceNCT6771F.CPUTIN: temperatures[1] = temperature; break; moel@276: case SourceNCT6771F.AUXTIN: temperatures[2] = temperature; break; moel@276: case SourceNCT6771F.SYSTIN: temperatures[3] = temperature; break; moel@276: moel@276: } break; moel@276: case Chip.NCT6776F: moel@276: switch ((SourceNCT6776F)source) { moel@276: case SourceNCT6776F.PECI_0: temperatures[0] = temperature; break; moel@276: case SourceNCT6776F.CPUTIN: temperatures[1] = temperature; break; moel@276: case SourceNCT6776F.AUXTIN: temperatures[2] = temperature; break; moel@276: case SourceNCT6776F.SYSTIN: temperatures[3] = temperature; break; moel@276: } break; moel@276: } moel@245: } moel@245: moel@245: for (int i = 0; i < fans.Length; i++) { moel@245: byte high = ReadByte(FAN_RPM_REG[i]); moel@245: byte low = ReadByte((ushort)(FAN_RPM_REG[i] + 1)); moel@265: int value = (high << 8) | low; moel@265: moel@265: fans[i] = value > minFanRPM ? value : 0; moel@245: } moel@245: moel@245: Ring0.ReleaseIsaBusMutex(); moel@245: } moel@245: moel@245: public string GetReport() { moel@245: StringBuilder r = new StringBuilder(); moel@245: moel@245: r.AppendLine("LPC " + this.GetType().Name); moel@245: r.AppendLine(); moel@245: r.Append("Chip ID: 0x"); r.AppendLine(chip.ToString("X")); moel@245: r.Append("Chip revision: 0x"); moel@245: r.AppendLine(revision.ToString("X", CultureInfo.InvariantCulture)); moel@245: r.Append("Base Adress: 0x"); moel@245: r.AppendLine(port.ToString("X4", CultureInfo.InvariantCulture)); moel@245: r.AppendLine(); moel@245: moel@245: if (!Ring0.WaitIsaBusMutex(100)) moel@245: return r.ToString(); moel@245: moel@246: ushort[] addresses = new ushort[] { moel@246: 0x000, 0x010, 0x020, 0x030, 0x040, 0x050, 0x060, 0x070, moel@246: 0x100, 0x110, 0x120, 0x130, 0x140, 0x150, moel@246: 0x200, 0x220, 0x230, 0x240, 0x250, moel@246: 0x300, 0x320, 0x330, 0x340, moel@246: 0x400, 0x410, 0x420, 0x440, 0x450, 0x460, moel@246: 0x500, 0x550, moel@246: 0x600, 0x610 ,0x620, 0x630, 0x640, 0x650, 0x660, 0x670, moel@246: 0xA00, 0xA10, 0xA20, 0xA30, 0xA50, 0xA60, 0xA70, moel@246: 0xB00, 0xB10, 0xB20, 0xB30, 0xB50, 0xB60, 0xB70, moel@246: 0xC00, 0xC10, 0xC20, 0xC30, 0xC50, 0xC60, 0xC70, moel@246: 0xD00, 0xD10, 0xD20, 0xD30, 0xD50, 0xD60, moel@246: 0xE00, 0xE10, 0xE20, 0xE30, moel@246: 0xF00, 0xF10, 0xF20, 0xF30}; moel@246: moel@245: r.AppendLine("Hardware Monitor Registers"); moel@245: r.AppendLine(); moel@245: r.AppendLine(" 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F"); moel@245: r.AppendLine(); moel@246: foreach (ushort address in addresses) { moel@245: r.Append(" "); moel@246: r.Append(address.ToString("X3", CultureInfo.InvariantCulture)); moel@245: r.Append(" "); moel@246: for (ushort j = 0; j <= 0xF; j++) { moel@245: r.Append(" "); moel@246: r.Append(ReadByte((ushort)(address | j)).ToString( moel@245: "X2", CultureInfo.InvariantCulture)); moel@245: } moel@245: r.AppendLine(); moel@245: } moel@245: r.AppendLine(); moel@245: moel@245: Ring0.ReleaseIsaBusMutex(); moel@245: moel@245: return r.ToString(); moel@245: } moel@245: } moel@245: }