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https://github.com/aaru-dps/Aaru.git
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211 lines
8.8 KiB
C#
211 lines
8.8 KiB
C#
// /***************************************************************************
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// Aaru Data Preservation Suite
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// ----------------------------------------------------------------------------
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//
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// Filename : Adaptec.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Adaptec vendor commands.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Contains vendor commands for Adaptec ACB-4000A and
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// ACB-4070 ST-506 to SCSI controllers.
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//
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// --[ License ] --------------------------------------------------------------
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//
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// This library is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 2.1 of the
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// License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, see <http://www.gnu.org/licenses/>.
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//
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// ----------------------------------------------------------------------------
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// Copyright © 2011-2025 Natalia Portillo
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// ****************************************************************************/
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using System;
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using Aaru.Logging;
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// ReSharper disable UnusedMember.Global
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namespace Aaru.Devices;
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public partial class Device
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{
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/// <summary>Gets the underlying drive cylinder, head and index bytes for the specified SCSI LBA.</summary>
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/// <param name="buffer">Buffer.</param>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="lba">SCSI Logical Block Address.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool AdaptecTranslate(out byte[] buffer, out ReadOnlySpan<byte> senseBuffer, uint lba, uint timeout,
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out double duration) =>
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AdaptecTranslate(out buffer, out senseBuffer, false, lba, timeout, out duration);
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/// <summary>Gets the underlying drive cylinder, head and index bytes for the specified SCSI LBA.</summary>
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/// <param name="buffer">Buffer.</param>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="drive1">If set to <c>true</c> request the data from drive 1.</param>
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/// <param name="lba">SCSI Logical Block Address.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool AdaptecTranslate(out byte[] buffer, out ReadOnlySpan<byte> senseBuffer, bool drive1, uint lba,
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uint timeout, out double duration)
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{
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buffer = new byte[8];
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Span<byte> cdb = CdbBuffer[..6];
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cdb.Clear();
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senseBuffer = SenseBuffer;
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cdb[0] = (byte)ScsiCommands.AdaptecTranslate;
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cdb[1] = (byte)((lba & 0x1F0000) >> 16);
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cdb[2] = (byte)((lba & 0xFF00) >> 8);
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cdb[3] = (byte)(lba & 0xFF);
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if(drive1) cdb[1] += 0x20;
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LastError = SendScsiCommand(cdb, ref buffer, timeout, ScsiDirection.In, out duration, out bool sense);
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Error = LastError != 0;
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AaruLogging.Debug(SCSI_MODULE_NAME, Localization.ADAPTEC_TRANSLATE_took_0_ms, duration);
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return sense;
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}
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/// <summary>Sets the error threshold</summary>
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/// <returns><c>true</c>, if set error threshold was adapteced, <c>false</c> otherwise.</returns>
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/// <param name="threshold">Threshold. 0 to disable error reporting.</param>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool AdaptecSetErrorThreshold(byte threshold, out ReadOnlySpan<byte> senseBuffer, uint timeout,
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out double duration) =>
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AdaptecSetErrorThreshold(threshold, out senseBuffer, false, timeout, out duration);
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/// <summary>Sets the error threshold</summary>
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/// <returns><c>true</c>, if set error threshold was adapteced, <c>false</c> otherwise.</returns>
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/// <param name="threshold">Threshold. 0 to disable error reporting.</param>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="drive1">If set to <c>true</c> set the threshold from drive 1.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool AdaptecSetErrorThreshold(byte threshold, out ReadOnlySpan<byte> senseBuffer, bool drive1, uint timeout,
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out double duration)
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{
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byte[] buffer = new byte[1];
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buffer[0] = threshold;
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Span<byte> cdb = CdbBuffer[..6];
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cdb.Clear();
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senseBuffer = SenseBuffer;
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cdb[0] = (byte)ScsiCommands.AdaptecSetErrorThreshold;
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if(drive1) cdb[1] += 0x20;
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cdb[4] = 1;
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LastError = SendScsiCommand(cdb, ref buffer, timeout, ScsiDirection.Out, out duration, out bool sense);
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Error = LastError != 0;
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AaruLogging.Debug(SCSI_MODULE_NAME, Localization.ADAPTEC_SET_ERROR_THRESHOLD_took_0_ms, duration);
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return sense;
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}
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/// <summary>Requests the usage, seek and error counters, and resets them</summary>
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/// <param name="buffer">Buffer.</param>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool AdaptecReadUsageCounter(out byte[] buffer, out ReadOnlySpan<byte> senseBuffer, uint timeout,
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out double duration) =>
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AdaptecReadUsageCounter(out buffer, out senseBuffer, false, timeout, out duration);
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/// <summary>Requests the usage, seek and error counters, and resets them</summary>
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/// <param name="buffer">Buffer.</param>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="drive1">If set to <c>true</c> get the counters from drive 1.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool AdaptecReadUsageCounter(out byte[] buffer, out ReadOnlySpan<byte> senseBuffer, bool drive1,
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uint timeout, out double duration)
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{
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buffer = new byte[9];
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Span<byte> cdb = CdbBuffer[..6];
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cdb.Clear();
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senseBuffer = SenseBuffer;
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cdb[0] = (byte)ScsiCommands.AdaptecTranslate;
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if(drive1) cdb[1] += 0x20;
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cdb[4] = (byte)buffer.Length;
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LastError = SendScsiCommand(cdb, ref buffer, timeout, ScsiDirection.In, out duration, out bool sense);
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Error = LastError != 0;
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AaruLogging.Debug(SCSI_MODULE_NAME, Localization.ADAPTEC_READ_RESET_USAGE_COUNTER_took_0_ms, duration);
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return sense;
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}
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/// <summary>Fills the Adaptec controller RAM with 1K bytes of data</summary>
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/// <param name="buffer">Data to fill the buffer with.</param>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool AdaptecWriteBuffer(byte[] buffer, out ReadOnlySpan<byte> senseBuffer, uint timeout, out double duration)
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{
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byte[] oneKBuffer = new byte[1024];
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Array.Copy(buffer, 0, oneKBuffer, 0, buffer.Length < 1024 ? buffer.Length : 1024);
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Span<byte> cdb = CdbBuffer[..6];
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cdb.Clear();
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senseBuffer = SenseBuffer;
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cdb[0] = (byte)ScsiCommands.AdaptecWriteBuffer;
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LastError = SendScsiCommand(cdb, ref oneKBuffer, timeout, ScsiDirection.Out, out duration, out bool sense);
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Error = LastError != 0;
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AaruLogging.Debug(SCSI_MODULE_NAME, Localization.ADAPTEC_WRITE_DATA_BUFFER_took_0_ms, duration);
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return sense;
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}
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/// <summary>Reads 1K bytes of data from the Adaptec controller RAM</summary>
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/// <param name="buffer">Buffer.</param>
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/// <param name="senseBuffer">Sense buffer.</param>
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/// <param name="timeout">Timeout.</param>
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/// <param name="duration">Duration.</param>
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public bool AdaptecReadBuffer(out byte[] buffer, out ReadOnlySpan<byte> senseBuffer, uint timeout,
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out double duration)
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{
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buffer = new byte[1024];
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Span<byte> cdb = CdbBuffer[..6];
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cdb.Clear();
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senseBuffer = SenseBuffer;
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cdb[0] = (byte)ScsiCommands.AdaptecReadBuffer;
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LastError = SendScsiCommand(cdb, ref buffer, timeout, ScsiDirection.In, out duration, out bool sense);
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Error = LastError != 0;
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AaruLogging.Debug(SCSI_MODULE_NAME, Localization.ADAPTEC_READ_DATA_BUFFER_took_0_ms, duration);
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return sense;
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}
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} |