Hardware/HDD/SSDSandforce.cs
author StephaneLenclud
Mon, 04 Feb 2013 00:47:01 +0100
branchMiniDisplay
changeset 435 9ffcd8ed8537
parent 344 3145aadca3d2
permissions -rw-r--r--
Now calling display init. Not getting the expected error code though.
     1 /*
     2  
     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/.
     6  
     7   Copyright (C) 2009-2012 Michael Möller <mmoeller@openhardwaremonitor.org>
     8 	Copyright (C) 2010 Paul Werelds
     9 	
    10 */
    11 
    12 using System.Collections.Generic;
    13 using OpenHardwareMonitor.Collections;
    14 
    15 namespace OpenHardwareMonitor.Hardware.HDD {
    16 
    17   [NamePrefix(""), RequireSmart(0xAB), RequireSmart(0xB1)]
    18   internal class SSDSandforce : AbstractHarddrive {
    19 
    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, 
    43         SensorType.Level, 0),
    44       new SmartAttribute(0xE9, SmartNames.ControllerWritesToNAND, RawToInt,
    45         SensorType.Data, 0),
    46       new SmartAttribute(0xEA, SmartNames.HostWritesToController, RawToInt, 
    47         SensorType.Data, 1),
    48       new SmartAttribute(0xF1, SmartNames.HostWrites, RawToInt, 
    49         SensorType.Data, 1),
    50       new SmartAttribute(0xF2, SmartNames.HostReads, RawToInt, 
    51         SensorType.Data, 2)
    52     };
    53 
    54     private Sensor writeAmplification;
    55 
    56     public SSDSandforce(ISmart smart, string name, string firmwareRevision, 
    57       int index, ISettings settings) 
    58       : base(smart, name, firmwareRevision,  index, smartAttributes, settings) 
    59     {
    60       this.writeAmplification = new Sensor("Write Amplification", 1, 
    61         SensorType.Factor, this, settings);    
    62     }
    63 
    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);
    70 
    71         if (value.Identifier == 0xEA)
    72           hostWritesToController = RawToInt(value.RawValue, value.AttrValue, null);
    73       }
    74       if (controllerWritesToNAND.HasValue && hostWritesToController.HasValue) {
    75         if (hostWritesToController.Value > 0)
    76           writeAmplification.Value =
    77             controllerWritesToNAND.Value / hostWritesToController.Value;
    78         else
    79           writeAmplification.Value = 0;
    80         ActivateSensor(writeAmplification);
    81       }
    82     }
    83   }
    84 }