Fixed Issue 387. The new implementation does not try to start a ring 0 driver that already exists, but could not be opened. It tries to delete the driver and install it new. The driver is now stored temporarily in the application folder. The driver is not correctly removed on system shutdown.
3 This Source Code Form is subject to the terms of the Mozilla Public
4 License, v. 2.0. If a copy of the MPL was not distributed with this
5 file, You can obtain one at http://mozilla.org/MPL/2.0/.
7 Copyright (C) 2009-2012 Michael Möller <mmoeller@openhardwaremonitor.org>
8 Copyright (C) 2010 Paul Werelds
12 using System.Collections.Generic;
13 using OpenHardwareMonitor.Collections;
15 namespace OpenHardwareMonitor.Hardware.HDD {
17 [NamePrefix(""), RequireSmart(0xAB), RequireSmart(0xB1)]
18 internal class SSDSandforce : AbstractHarddrive {
20 private static readonly IEnumerable<SmartAttribute> smartAttributes =
21 new List<SmartAttribute> {
22 new SmartAttribute(0x01, SmartNames.RawReadErrorRate),
23 new SmartAttribute(0x05, SmartNames.RetiredBlockCount, RawToInt),
24 new SmartAttribute(0x09, SmartNames.PowerOnHours, RawToInt),
25 new SmartAttribute(0x0C, SmartNames.PowerCycleCount, RawToInt),
26 new SmartAttribute(0xAB, SmartNames.ProgramFailCount, RawToInt),
27 new SmartAttribute(0xAC, SmartNames.EraseFailCount, RawToInt),
28 new SmartAttribute(0xAE, SmartNames.UnexpectedPowerLossCount, RawToInt),
29 new SmartAttribute(0xB1, SmartNames.WearRangeDelta, RawToInt),
30 new SmartAttribute(0xB5, SmartNames.AlternativeProgramFailCount, RawToInt),
31 new SmartAttribute(0xB6, SmartNames.AlternativeEraseFailCount, RawToInt),
32 new SmartAttribute(0xBB, SmartNames.UncorrectableErrorCount, RawToInt),
33 new SmartAttribute(0xC2, SmartNames.Temperature,
34 (byte[] raw, byte value, IReadOnlyArray<IParameter> p)
35 => { return value + (p == null ? 0 : p[0].Value); },
36 SensorType.Temperature, 0, true,
37 new[] { new ParameterDescription("Offset [°C]",
38 "Temperature offset of the thermal sensor.\n" +
39 "Temperature = Value + Offset.", 0) }),
40 new SmartAttribute(0xC3, SmartNames.UnrecoverableEcc),
41 new SmartAttribute(0xC4, SmartNames.ReallocationEventCount, RawToInt),
42 new SmartAttribute(0xE7, SmartNames.RemainingLife, null,
44 new SmartAttribute(0xE9, SmartNames.ControllerWritesToNAND, RawToInt,
46 new SmartAttribute(0xEA, SmartNames.HostWritesToController, RawToInt,
48 new SmartAttribute(0xF1, SmartNames.HostWrites, RawToInt,
50 new SmartAttribute(0xF2, SmartNames.HostReads, RawToInt,
54 private Sensor writeAmplification;
56 public SSDSandforce(ISmart smart, string name, string firmwareRevision,
57 int index, ISettings settings)
58 : base(smart, name, firmwareRevision, index, smartAttributes, settings)
60 this.writeAmplification = new Sensor("Write Amplification", 1,
61 SensorType.Factor, this, settings);
64 public override void UpdateAdditionalSensors(DriveAttributeValue[] values) {
65 float? controllerWritesToNAND = null;
66 float? hostWritesToController = null;
67 foreach (DriveAttributeValue value in values) {
68 if (value.Identifier == 0xE9)
69 controllerWritesToNAND = RawToInt(value.RawValue, value.AttrValue, null);
71 if (value.Identifier == 0xEA)
72 hostWritesToController = RawToInt(value.RawValue, value.AttrValue, null);
74 if (controllerWritesToNAND.HasValue && hostWritesToController.HasValue) {
75 if (hostWritesToController.Value > 0)
76 writeAmplification.Value =
77 controllerWritesToNAND.Value / hostWritesToController.Value;
79 writeAmplification.Value = 0;
80 ActivateSensor(writeAmplification);