78 lines
3.8 KiB
C#
78 lines
3.8 KiB
C#
// This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
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// If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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// Copyright (C) LibreHardwareMonitor and Contributors.
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// Partial Copyright (C) Michael Möller <mmoeller@openhardwaremonitor.org> and Contributors.
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// All Rights Reserved.
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using System.Collections.Generic;
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using LibreHardwareMonitor.Interop;
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namespace LibreHardwareMonitor.Hardware.Storage
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{
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[NamePrefix(""), RequireSmart(0xAB), RequireSmart(0xB1)]
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internal class SsdSandforce : AtaStorage
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{
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private static readonly IReadOnlyList<SmartAttribute> _smartAttributes = new List<SmartAttribute>
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{
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new(0x01, SmartNames.RawReadErrorRate),
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new(0x05, SmartNames.RetiredBlockCount, RawToInt),
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new(0x09, SmartNames.PowerOnHours, RawToInt),
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new(0x0C, SmartNames.PowerCycleCount, RawToInt),
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new(0xAB, SmartNames.ProgramFailCount, RawToInt),
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new(0xAC, SmartNames.EraseFailCount, RawToInt),
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new(0xAE, SmartNames.UnexpectedPowerLossCount, RawToInt),
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new(0xB1, SmartNames.WearRangeDelta, RawToInt),
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new(0xB5, SmartNames.AlternativeProgramFailCount, RawToInt),
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new(0xB6, SmartNames.AlternativeEraseFailCount, RawToInt),
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new(0xBB, SmartNames.UncorrectableErrorCount, RawToInt),
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new(0xC2,
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SmartNames.Temperature,
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(_, value, p) => value + (p?[0].Value ?? 0),
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SensorType.Temperature,
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0,
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SmartNames.Temperature,
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true,
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new[] { new ParameterDescription("Offset [°C]", "Temperature offset of the thermal sensor.\nTemperature = Value + Offset.", 0) }),
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new(0xC3, SmartNames.UnrecoverableEcc),
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new(0xC4, SmartNames.ReallocationEventCount, RawToInt),
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new(0xE7, SmartNames.RemainingLife, null, SensorType.Level, 0, SmartNames.RemainingLife),
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new(0xE9, SmartNames.ControllerWritesToNand, RawToInt, SensorType.Data, 0, SmartNames.ControllerWritesToNand),
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new(0xEA, SmartNames.HostWritesToController, RawToInt, SensorType.Data, 1, SmartNames.HostWritesToController),
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new(0xF1, SmartNames.HostWrites, RawToInt, SensorType.Data, 1, SmartNames.HostWrites),
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new(0xF2, SmartNames.HostReads, RawToInt, SensorType.Data, 2, SmartNames.HostReads)
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};
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private readonly Sensor _writeAmplification;
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public SsdSandforce(StorageInfo storageInfo, ISmart smart, string name, string firmwareRevision, int index, ISettings settings)
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: base(storageInfo, smart, name, firmwareRevision, "ssd", index, _smartAttributes, settings)
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{
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_writeAmplification = new Sensor("Write Amplification", 1, SensorType.Factor, this, settings);
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}
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protected override void UpdateAdditionalSensors(Kernel32.SMART_ATTRIBUTE[] values)
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{
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float? controllerWritesToNand = null;
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float? hostWritesToController = null;
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foreach (Kernel32.SMART_ATTRIBUTE value in values)
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{
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if (value.Id == 0xE9)
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controllerWritesToNand = RawToInt(value.RawValue, value.CurrentValue, null);
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if (value.Id == 0xEA)
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hostWritesToController = RawToInt(value.RawValue, value.CurrentValue, null);
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}
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if (controllerWritesToNand.HasValue && hostWritesToController.HasValue)
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{
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if (hostWritesToController.Value > 0)
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_writeAmplification.Value = controllerWritesToNand.Value / hostWritesToController.Value;
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else
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_writeAmplification.Value = 0;
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ActivateSensor(_writeAmplification);
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}
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}
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}
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}
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