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A small correction for AMD K8 (family 0Fh) core temperature reading, and fan reading on older revision of IT8712F chips. This should fix Issue 42 and Issue 194.

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This commit is contained in:
Michael Möller
2011-04-16 14:49:47 +00:00
parent fb451bd475
commit 6872fcbe39
4 changed files with 66 additions and 24 deletions
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16
Hardware/CPU/AMD0FCPU.cs
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@@ -52,9 +52,9 @@ namespace OpenHardwareMonitor.Hardware.CPU {
private const byte MISCELLANEOUS_CONTROL_FUNCTION = 3;
private const ushort MISCELLANEOUS_CONTROL_DEVICE_ID = 0x1103;
private const uint THERMTRIP_STATUS_REGISTER = 0xE4;
private const byte THERM_SENSE_CORE_SEL_CPU0 = 0x4;
private const byte THERM_SENSE_CORE_SEL_CPU1 = 0x0;
private readonly byte thermSenseCoreSelCPU0;
private readonly byte thermSenseCoreSelCPU1;
private readonly uint miscellaneousControlAddress;
public AMD0FCPU(int processorIndex, CPUID[][] cpuid, ISettings settings)
@@ -67,6 +67,16 @@ namespace OpenHardwareMonitor.Hardware.CPU {
if (model >= 0x69 && model != 0xc1 && model != 0x6c && model != 0x7c)
offset += 21;
if (model < 40) {
// AMD Athlon 64 Processors
thermSenseCoreSelCPU0 = 0x0;
thermSenseCoreSelCPU1 = 0x4;
} else {
// AMD NPT Family 0Fh Revision F, G have the core selection swapped
thermSenseCoreSelCPU0 = 0x4;
thermSenseCoreSelCPU1 = 0x0;
}
// check if processor supports a digital thermal sensor
if (cpuid[0][0].ExtData.GetLength(0) > 7 &&
(cpuid[0][0].ExtData[7, 3] & 1) != 0)
@@ -122,7 +132,7 @@ namespace OpenHardwareMonitor.Hardware.CPU {
for (uint i = 0; i < coreTemperatures.Length; i++) {
if (Ring0.WritePciConfig(
miscellaneousControlAddress, THERMTRIP_STATUS_REGISTER,
i > 0 ? THERM_SENSE_CORE_SEL_CPU1 : THERM_SENSE_CORE_SEL_CPU0)) {
i > 0 ? thermSenseCoreSelCPU1 : thermSenseCoreSelCPU0)) {
uint value;
if (Ring0.ReadPciConfig(
miscellaneousControlAddress, THERMTRIP_STATUS_REGISTER,

3
Hardware/HexStringArray.cs
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@@ -48,7 +48,8 @@ namespace OpenHardwareMonitor.Hardware {
foreach (string line in lines) {
string[] array = line.Split(new[] { ' ' },
StringSplitOptions.RemoveEmptyEntries);
if (array.Length == 0)
continue;
if (Convert.ToInt32(array[0], 16) == (address & 0xFFF0))
return Convert.ToByte(array[(address & 0x0F) + 1], 16);
}

35
Hardware/LPC/IT87XX.cs
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@@ -56,6 +56,7 @@ namespace OpenHardwareMonitor.Hardware.LPC {
private readonly float?[] fans = new float?[0];
private readonly float voltageGain;
private readonly bool has16bitFanCounter;
// Consts
private const byte ITE_VENDOR_ID = 0x90;
@@ -68,7 +69,7 @@ namespace OpenHardwareMonitor.Hardware.LPC {
private const byte CONFIGURATION_REGISTER = 0x00;
private const byte TEMPERATURE_BASE_REG = 0x29;
private const byte VENDOR_ID_REGISTER = 0x58;
private const byte FAN_TACHOMETER_16_BIT_ENABLE_REGISTER = 0x0c;
private const byte FAN_TACHOMETER_DIVISOR_REGISTER = 0x0B;
private readonly byte[] FAN_TACHOMETER_REG =
new byte[] { 0x0d, 0x0e, 0x0f, 0x80, 0x82 };
private readonly byte[] FAN_TACHOMETER_EXT_REG =
@@ -134,6 +135,13 @@ namespace OpenHardwareMonitor.Hardware.LPC {
voltageGain = 0.016f;
}
// older IT8721F revision do not have 16-bit fan counters
if (chip == Chip.IT8712F && version < 8) {
has16bitFanCounter = false;
} else {
has16bitFanCounter = true;
}
// Set the number of GPIO sets
switch (chip) {
case Chip.IT8712F:
@@ -236,6 +244,7 @@ namespace OpenHardwareMonitor.Hardware.LPC {
temperatures[i] = null;
}
if (has16bitFanCounter) {
for (int i = 0; i < fans.Length; i++) {
bool valid;
int value = ReadByte(FAN_TACHOMETER_REG[i], out valid);
@@ -246,11 +255,33 @@ namespace OpenHardwareMonitor.Hardware.LPC {
continue;
if (value > 0x3f) {
fans[i] = (value < 0xffff) ? 1.35e6f / ((value) * 2) : 0;
fans[i] = (value < 0xffff) ? 1.35e6f / (value * 2) : 0;
} else {
fans[i] = null;
}
}
} else {
for (int i = 0; i < fans.Length; i++) {
bool valid;
int value = ReadByte(FAN_TACHOMETER_REG[i], out valid);
if (!valid)
continue;
int divisor = 2;
if (i < 2) {
int divisors = ReadByte(FAN_TACHOMETER_DIVISOR_REGISTER, out valid);
if (!valid)
continue;
divisor = 1 << ((divisors >> (3 * i)) & 0x7);
}
if (value > 0) {
fans[i] = (value < 0xff) ? 1.35e6f / (value * divisor) : 0;
} else {
fans[i] = null;
}
}
}
Ring0.ReleaseIsaBusMutex();
}

4
Properties/AssemblyVersion.cs
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@@ -37,5 +37,5 @@
using System.Reflection;
[assembly: AssemblyVersion("0.2.1.19")]
[assembly: AssemblyInformationalVersion("0.2.1.19 Alpha")]
[assembly: AssemblyVersion("0.2.1.20")]
[assembly: AssemblyInformationalVersion("0.2.1.20 Alpha")]