Files
ReLibreHardwareMonitor/LibreHardwareMonitorLib/Hardware/Motherboard/Lpc/LpcIO.cs
T

830 lines
27 KiB
C#

// This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
// If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
// Copyright (C) LibreHardwareMonitor and Contributors.
// Partial Copyright (C) Michael Möller <mmoeller@openhardwaremonitor.org> and Contributors.
// All Rights Reserved.
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Text;
using System.Threading;
namespace LibreHardwareMonitor.Hardware.Motherboard.Lpc
{
internal class LpcIO
{
private readonly StringBuilder _report = new StringBuilder();
private readonly List<ISuperIO> _superIOs = new List<ISuperIO>();
public LpcIO()
{
if (!Ring0.IsOpen)
return;
if (!Ring0.WaitIsaBusMutex(100))
return;
Detect();
Ring0.ReleaseIsaBusMutex();
}
public ISuperIO[] SuperIO => _superIOs.ToArray();
private void ReportUnknownChip(LpcPort port, string type, int chip)
{
_report.Append("Chip ID: Unknown ");
_report.Append(type);
_report.Append(" with ID 0x");
_report.Append(chip.ToString("X", CultureInfo.InvariantCulture));
_report.Append(" at 0x");
_report.Append(port.RegisterPort.ToString("X", CultureInfo.InvariantCulture));
_report.Append("/0x");
_report.AppendLine(port.ValuePort.ToString("X", CultureInfo.InvariantCulture));
_report.AppendLine();
}
private bool DetectSmsc(LpcPort port)
{
port.SmscEnter();
ushort chipId = port.ReadWord(CHIP_ID_REGISTER);
Chip chip;
switch (chipId)
{
default:
chip = Chip.Unknown;
break;
}
if (chip == Chip.Unknown)
{
if (chipId != 0 && chipId != 0xffff)
{
port.SmscExit();
ReportUnknownChip(port, "SMSC", chipId);
}
}
else
{
port.SmscExit();
return true;
}
return false;
}
private void Detect()
{
for (int i = 0; i < REGISTER_PORTS.Length; i++)
{
var port = new LpcPort(REGISTER_PORTS[i], VALUE_PORTS[i]);
if (DetectWinbondFintek(port)) continue;
if (DetectIT87(port)) continue;
if (DetectSmsc(port)) continue;
}
}
public string GetReport()
{
if (_report.Length > 0)
{
return "LpcIO" + Environment.NewLine + Environment.NewLine + _report;
}
return null;
}
private bool DetectWinbondFintek(LpcPort port)
{
port.WinbondNuvotonFintekEnter();
byte logicalDeviceNumber = 0;
byte id = port.ReadByte(CHIP_ID_REGISTER);
byte revision = port.ReadByte(CHIP_REVISION_REGISTER);
Chip chip = Chip.Unknown;
switch (id)
{
case 0x05:
{
switch (revision)
{
case 0x07:
{
chip = Chip.F71858;
logicalDeviceNumber = F71858_HARDWARE_MONITOR_LDN;
break;
}
case 0x41:
{
chip = Chip.F71882;
logicalDeviceNumber = FINTEK_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0x06:
{
switch (revision)
{
case 0x01:
{
chip = Chip.F71862;
logicalDeviceNumber = FINTEK_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0x07:
{
switch (revision)
{
case 0x23:
{
chip = Chip.F71889F;
logicalDeviceNumber = FINTEK_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0x08:
{
switch (revision)
{
case 0x14:
{
chip = Chip.F71869;
logicalDeviceNumber = FINTEK_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0x09:
{
switch (revision)
{
case 0x01:
{
chip = Chip.F71808E;
logicalDeviceNumber = FINTEK_HARDWARE_MONITOR_LDN;
break;
}
case 0x09:
{
chip = Chip.F71889ED;
logicalDeviceNumber = FINTEK_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0x10:
{
switch (revision)
{
case 0x05:
{
chip = Chip.F71889AD;
logicalDeviceNumber = FINTEK_HARDWARE_MONITOR_LDN;
break;
}
case 0x07:
{
chip = Chip.F71869A;
logicalDeviceNumber = FINTEK_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0x11:
{
switch (revision)
{
case 0x06:
{
chip = Chip.F71878AD;
logicalDeviceNumber = FINTEK_HARDWARE_MONITOR_LDN;
break;
}
case 0x18:
{
chip = Chip.F71811;
logicalDeviceNumber = FINTEK_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0x52:
{
switch (revision)
{
case 0x17:
case 0x3A:
case 0x41:
{
chip = Chip.W83627HF;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0x82:
{
switch (revision & 0xF0)
{
case 0x80:
{
chip = Chip.W83627THF;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0x85:
{
switch (revision)
{
case 0x41:
{
chip = Chip.W83687THF;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0x88:
{
switch (revision & 0xF0)
{
case 0x50:
case 0x60:
{
chip = Chip.W83627EHF;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xA0:
{
switch (revision & 0xF0)
{
case 0x20:
{
chip = Chip.W83627DHG;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xA5:
{
switch (revision & 0xF0)
{
case 0x10:
{
chip = Chip.W83667HG;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xB0:
{
switch (revision & 0xF0)
{
case 0x70:
{
chip = Chip.W83627DHGP;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xB3:
{
switch (revision & 0xF0)
{
case 0x50:
{
chip = Chip.W83667HGB;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xB4:
{
switch (revision & 0xF0)
{
case 0x70:
{
chip = Chip.NCT6771F;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xC3:
{
switch (revision & 0xF0)
{
case 0x30:
{
chip = Chip.NCT6776F;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xC4:
{
switch (revision & 0xF0)
{
case 0x50:
{
chip = Chip.NCT610XD;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xC5:
{
switch (revision & 0xF0)
{
case 0x60:
{
chip = Chip.NCT6779D;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xC8:
{
switch (revision)
{
case 0x03:
{
chip = Chip.NCT6791D;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xC9:
{
switch (revision)
{
case 0x11:
{
chip = Chip.NCT6792D;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
case 0x13:
{
chip = Chip.NCT6792DA;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xD1:
{
switch (revision)
{
case 0x21:
{
chip = Chip.NCT6793D;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xD3:
{
switch (revision)
{
case 0x52:
{
chip = Chip.NCT6795D;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xD4:
{
switch (revision)
{
case 0x23:
{
chip = Chip.NCT6796D;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
case 0x2A:
{
chip = Chip.NCT6796DR;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
case 0x51:
{
chip = Chip.NCT6797D;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
case 0x2B:
{
chip = Chip.NCT6798D;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 0xD5:
{
switch (revision)
{
case 0x92:
{
chip = Chip.NCT6687D;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
}
break;
}
case 199:
{
switch (revision)
{
case 50:
chip = Chip.NCT6683D;
logicalDeviceNumber = WINBOND_NUVOTON_HARDWARE_MONITOR_LDN;
break;
}
break;
}
}
if (chip == Chip.Unknown)
{
if (id != 0 && id != 0xff)
{
port.WinbondNuvotonFintekExit();
ReportUnknownChip(port, "Winbond / Nuvoton / Fintek", (id << 8) | revision);
}
}
else
{
port.Select(logicalDeviceNumber);
ushort address = port.ReadWord(BASE_ADDRESS_REGISTER);
Thread.Sleep(1);
ushort verify = port.ReadWord(BASE_ADDRESS_REGISTER);
ushort vendorId = port.ReadWord(FINTEK_VENDOR_ID_REGISTER);
// disable the hardware monitor i/o space lock on NCT679XD chips
if (address == verify && (chip == Chip.NCT6791D ||
chip == Chip.NCT6792D ||
chip == Chip.NCT6792DA ||
chip == Chip.NCT6793D ||
chip == Chip.NCT6795D ||
chip == Chip.NCT6796D ||
chip == Chip.NCT6796DR ||
chip == Chip.NCT6798D ||
chip == Chip.NCT6797D))
{
port.NuvotonDisableIOSpaceLock();
}
port.WinbondNuvotonFintekExit();
if (address != verify)
{
_report.Append("Chip ID: 0x");
_report.AppendLine(chip.ToString("X"));
_report.Append("Chip revision: 0x");
_report.AppendLine(revision.ToString("X", CultureInfo.InvariantCulture));
_report.AppendLine("Error: Address verification failed");
_report.AppendLine();
return false;
}
// some Fintek chips have address register offset 0x05 added already
if ((address & 0x07) == 0x05)
address &= 0xFFF8;
if (address < 0x100 || (address & 0xF007) != 0)
{
_report.Append("Chip ID: 0x");
_report.AppendLine(chip.ToString("X"));
_report.Append("Chip revision: 0x");
_report.AppendLine(revision.ToString("X", CultureInfo.InvariantCulture));
_report.Append("Error: Invalid address 0x");
_report.AppendLine(address.ToString("X", CultureInfo.InvariantCulture));
_report.AppendLine();
return false;
}
switch (chip)
{
case Chip.W83627DHG:
case Chip.W83627DHGP:
case Chip.W83627EHF:
case Chip.W83627HF:
case Chip.W83627THF:
case Chip.W83667HG:
case Chip.W83667HGB:
case Chip.W83687THF:
{
_superIOs.Add(new W836XX(chip, revision, address));
break;
}
case Chip.NCT610XD:
case Chip.NCT6771F:
case Chip.NCT6776F:
case Chip.NCT6779D:
case Chip.NCT6791D:
case Chip.NCT6792D:
case Chip.NCT6792DA:
case Chip.NCT6793D:
case Chip.NCT6795D:
case Chip.NCT6796D:
case Chip.NCT6796DR:
case Chip.NCT6797D:
case Chip.NCT6798D:
case Chip.NCT6687D:
case Chip.NCT6683D:
{
_superIOs.Add(new Nct677X(chip, revision, address, port));
break;
}
case Chip.F71858:
case Chip.F71862:
case Chip.F71869:
case Chip.F71878AD:
case Chip.F71869A:
case Chip.F71882:
case Chip.F71889AD:
case Chip.F71889ED:
case Chip.F71889F:
case Chip.F71808E:
{
if (vendorId != FINTEK_VENDOR_ID)
{
_report.Append("Chip ID: 0x");
_report.AppendLine(chip.ToString("X"));
_report.Append("Chip revision: 0x");
_report.AppendLine(revision.ToString("X", CultureInfo.InvariantCulture));
_report.Append("Error: Invalid vendor ID 0x");
_report.AppendLine(vendorId.ToString("X", CultureInfo.InvariantCulture));
_report.AppendLine();
return false;
}
_superIOs.Add(new F718XX(chip, address));
break;
}
}
return true;
}
return false;
}
private bool DetectIT87(LpcPort port)
{
// IT87XX can enter only on port 0x2E
// IT8792 using 0x4E
if (port.RegisterPort != 0x2E && port.RegisterPort != 0x4E)
return false;
port.IT87Enter();
ushort chipId = port.ReadWord(CHIP_ID_REGISTER);
Chip chip;
switch (chipId)
{
case 0x8613:
chip = Chip.IT8613E;
break;
case 0x8620:
chip = Chip.IT8620E;
break;
case 0x8628:
chip = Chip.IT8628E;
break;
case 0x8631:
chip = Chip.IT8631E;
break;
case 0x8665:
chip = Chip.IT8665E;
break;
case 0x8655:
chip = Chip.IT8655E;
break;
case 0x8686:
chip = Chip.IT8686E;
break;
case 0x8688:
chip = Chip.IT8688E;
break;
case 0x8689:
chip = Chip.IT8689E;
break;
case 0x8695:
chip = Chip.IT8695E;
break;
case 0x8705:
chip = Chip.IT8705F;
break;
case 0x8712:
chip = Chip.IT8712F;
break;
case 0x8716:
chip = Chip.IT8716F;
break;
case 0x8718:
chip = Chip.IT8718F;
break;
case 0x8720:
chip = Chip.IT8720F;
break;
case 0x8721:
chip = Chip.IT8721F;
break;
case 0x8726:
chip = Chip.IT8726F;
break;
case 0x8728:
chip = Chip.IT8728F;
break;
case 0x8771:
chip = Chip.IT8771E;
break;
case 0x8772:
chip = Chip.IT8772E;
break;
case 0x8733:
chip = Chip.IT879XE;
break;
default:
chip = Chip.Unknown;
break;
}
if (chip == Chip.Unknown)
{
if (chipId != 0 && chipId != 0xffff)
{
port.IT87Exit();
ReportUnknownChip(port, "ITE", chipId);
}
}
else
{
port.Select(IT87_ENVIRONMENT_CONTROLLER_LDN);
ushort address = port.ReadWord(BASE_ADDRESS_REGISTER);
Thread.Sleep(1);
ushort verify = port.ReadWord(BASE_ADDRESS_REGISTER);
byte version = (byte)(port.ReadByte(IT87_CHIP_VERSION_REGISTER) & 0x0F);
ushort gpioAddress;
ushort gpioVerify;
if (chip == Chip.IT8705F)
{
port.Select(IT8705_GPIO_LDN);
gpioAddress = port.ReadWord(BASE_ADDRESS_REGISTER);
Thread.Sleep(1);
gpioVerify = port.ReadWord(BASE_ADDRESS_REGISTER);
}
else
{
port.Select(IT87XX_GPIO_LDN);
gpioAddress = port.ReadWord(BASE_ADDRESS_REGISTER + 2);
Thread.Sleep(1);
gpioVerify = port.ReadWord(BASE_ADDRESS_REGISTER + 2);
}
port.IT87Exit();
if (address != verify || address < 0x100 || (address & 0xF007) != 0)
{
_report.Append("Chip ID: 0x");
_report.AppendLine(chip.ToString("X"));
_report.Append("Error: Invalid address 0x");
_report.AppendLine(address.ToString("X", CultureInfo.InvariantCulture));
_report.AppendLine();
return false;
}
if (gpioAddress != gpioVerify || gpioAddress < 0x100 || (gpioAddress & 0xF007) != 0)
{
_report.Append("Chip ID: 0x");
_report.AppendLine(chip.ToString("X"));
_report.Append("Error: Invalid GPIO address 0x");
_report.AppendLine(gpioAddress.ToString("X", CultureInfo.InvariantCulture));
_report.AppendLine();
return false;
}
_superIOs.Add(new IT87XX(chip, address, gpioAddress, version));
return true;
}
return false;
}
// ReSharper disable InconsistentNaming
private const byte BASE_ADDRESS_REGISTER = 0x60;
private const byte CHIP_ID_REGISTER = 0x20;
private const byte CHIP_REVISION_REGISTER = 0x21;
private const byte F71858_HARDWARE_MONITOR_LDN = 0x02;
private const byte FINTEK_HARDWARE_MONITOR_LDN = 0x04;
private const byte IT87_ENVIRONMENT_CONTROLLER_LDN = 0x04;
private const byte IT8705_GPIO_LDN = 0x05;
private const byte IT87XX_GPIO_LDN = 0x07;
private const byte WINBOND_NUVOTON_HARDWARE_MONITOR_LDN = 0x0B;
private const ushort FINTEK_VENDOR_ID = 0x1934;
private const byte FINTEK_VENDOR_ID_REGISTER = 0x23;
private const byte IT87_CHIP_VERSION_REGISTER = 0x22;
private readonly ushort[] REGISTER_PORTS = { 0x2E, 0x4E };
private readonly ushort[] VALUE_PORTS = { 0x2F, 0x4F };
// ReSharper restore InconsistentNaming
}
}