491 lines
17 KiB
C
491 lines
17 KiB
C
/* $NetBSD: scsi_sense.c,v 1.9 2011/06/22 05:18:03 mrg Exp $ */
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Charles M. Hannum; Jason R. Thorpe of the Numerical Aerospace
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* Simulation Facility, NASA Ames Research Center.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* SCSI sense interpretation. Lifted from src/sys/dev/scsipi/scsi_verbose.c,
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* and modified for userland.
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*
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* XXX THESE SHOULD BE IN A LIBRARY!
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: scsi_sense.c,v 1.9 2011/06/22 05:18:03 mrg Exp $");
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#endif
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#include <sys/param.h>
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#include <sys/scsiio.h>
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#include <stdio.h>
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#include <string.h>
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#include <dev/scsipi/scsipi_all.h>
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#include <dev/scsipi/scsi_all.h>
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#include <dev/scsipi/scsipiconf.h>
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#include "extern.h"
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static const char *sense_keys[16] = {
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"No Additional Sense",
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"Recovered Error",
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"Not Ready",
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"Media Error",
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"Hardware Error",
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"Illegal Request",
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"Unit Attention",
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"Write Protected",
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"Blank Check",
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"Vendor Unique",
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"Copy Aborted",
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"Aborted Command",
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"Equal Error",
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"Volume Overflow",
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"Miscompare Error",
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"Reserved"
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};
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static const struct {
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unsigned char asc;
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unsigned char ascq;
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const char *description;
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} adesc[] = {
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{ 0x00, 0x00, "No Additional Sense Information" },
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{ 0x00, 0x01, "Filemark Detected" },
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{ 0x00, 0x02, "End-Of-Partition/Medium Detected" },
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{ 0x00, 0x03, "Setmark Detected" },
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{ 0x00, 0x04, "Beginning-Of-Partition/Medium Detected" },
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{ 0x00, 0x05, "End-Of-Data Detected" },
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{ 0x00, 0x06, "I/O Process Terminated" },
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{ 0x00, 0x11, "Audio Play Operation In Progress" },
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{ 0x00, 0x12, "Audio Play Operation Paused" },
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{ 0x00, 0x13, "Audio Play Operation Successfully Completed" },
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{ 0x00, 0x14, "Audio Play Operation Stopped Due to Error" },
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{ 0x00, 0x15, "No Current Audio Status To Return" },
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{ 0x01, 0x00, "No Index/Sector Signal" },
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{ 0x02, 0x00, "No Seek Complete" },
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{ 0x03, 0x00, "Peripheral Device Write Fault" },
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{ 0x03, 0x01, "No Write Current" },
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{ 0x03, 0x02, "Excessive Write Errors" },
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{ 0x04, 0x00, "Logical Unit Not Ready, Cause Not Reportable" },
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{ 0x04, 0x01, "Logical Unit Is in Process Of Becoming Ready" },
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{ 0x04, 0x02, "Logical Unit Not Ready, Initialization Command Required" },
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{ 0x04, 0x03, "Logical Unit Not Ready, Manual Intervention Required" },
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{ 0x04, 0x04, "Logical Unit Not Ready, Format In Progress" },
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{ 0x05, 0x00, "Logical Unit Does Not Respond To Selection" },
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{ 0x06, 0x00, "No Reference Position Found" },
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{ 0x07, 0x00, "Multiple Peripheral Devices Selected" },
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{ 0x08, 0x00, "Logical Unit Communication Failure" },
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{ 0x08, 0x01, "Logical Unit Communication Timeout" },
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{ 0x08, 0x02, "Logical Unit Communication Parity Error" },
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{ 0x09, 0x00, "Track Following Error" },
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{ 0x09, 0x01, "Tracking Servo Failure" },
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{ 0x09, 0x02, "Focus Servo Failure" },
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{ 0x09, 0x03, "Spindle Servo Failure" },
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{ 0x0A, 0x00, "Error Log Overflow" },
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{ 0x0C, 0x00, "Write Error" },
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{ 0x0C, 0x01, "Write Error Recovered with Auto Reallocation" },
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{ 0x0C, 0x02, "Write Error - Auto Reallocate Failed" },
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{ 0x10, 0x00, "ID CRC Or ECC Error" },
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{ 0x11, 0x00, "Unrecovered Read Error" },
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{ 0x11, 0x01, "Read Retried Exhausted" },
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{ 0x11, 0x02, "Error Too Long To Correct" },
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{ 0x11, 0x03, "Multiple Read Errors" },
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{ 0x11, 0x04, "Unrecovered Read Error - Auto Reallocate Failed" },
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{ 0x11, 0x05, "L-EC Uncorrectable Error" },
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{ 0x11, 0x06, "CIRC Unrecovered Error" },
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{ 0x11, 0x07, "Data Resynchronization Error" },
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{ 0x11, 0x08, "Incomplete Block Found" },
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{ 0x11, 0x09, "No Gap Found" },
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{ 0x11, 0x0A, "Miscorrected Error" },
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{ 0x11, 0x0B, "Uncorrected Read Error - Recommend Reassignment" },
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{ 0x11, 0x0C, "Uncorrected Read Error - Recommend Rewrite the Data" },
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{ 0x12, 0x00, "Address Mark Not Found for ID Field" },
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{ 0x13, 0x00, "Address Mark Not Found for Data Field" },
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{ 0x14, 0x00, "Recorded Entity Not Found" },
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{ 0x14, 0x01, "Record Not Found" },
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{ 0x14, 0x02, "Filemark or Setmark Not Found" },
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{ 0x14, 0x03, "End-Of-Data Not Found" },
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{ 0x14, 0x04, "Block Sequence Error" },
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{ 0x15, 0x00, "Random Positioning Error" },
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{ 0x15, 0x01, "Mechanical Positioning Error" },
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{ 0x15, 0x02, "Positioning Error Detected By Read of Medium" },
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{ 0x16, 0x00, "Data Synchronization Mark Error" },
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{ 0x17, 0x00, "Recovered Data With No Error Correction Applied" },
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{ 0x17, 0x01, "Recovered Data With Retries" },
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{ 0x17, 0x02, "Recovered Data With Positive Head Offset" },
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{ 0x17, 0x03, "Recovered Data With Negative Head Offset" },
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{ 0x17, 0x04, "Recovered Data With Retries and/or CIRC Applied" },
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{ 0x17, 0x05, "Recovered Data Using Previous Sector ID" },
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{ 0x17, 0x06, "Recovered Data Without ECC - Data Auto-Reallocated" },
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{ 0x17, 0x07, "Recovered Data Without ECC - Recommend Reassignment" },
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{ 0x17, 0x08, "Recovered Data Without ECC - Recommend Rewrite" },
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{ 0x18, 0x00, "Recovered Data With Error Correction Applied" },
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{ 0x18, 0x01, "Recovered Data With Error Correction & Retries Applied" },
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{ 0x18, 0x02, "Recovered Data - Data Auto-Reallocated" },
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{ 0x18, 0x03, "Recovered Data With CIRC" },
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{ 0x18, 0x04, "Recovered Data With LEC" },
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{ 0x18, 0x05, "Recovered Data - Recommend Reassignment" },
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{ 0x18, 0x06, "Recovered Data - Recommend Rewrite" },
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{ 0x19, 0x00, "Defect List Error" },
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{ 0x19, 0x01, "Defect List Not Available" },
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{ 0x19, 0x02, "Defect List Error in Primary List" },
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{ 0x19, 0x03, "Defect List Error in Grown List" },
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{ 0x1A, 0x00, "Parameter List Length Error" },
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{ 0x1B, 0x00, "Synchronous Data Transfer Error" },
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{ 0x1C, 0x00, "Defect List Not Found" },
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{ 0x1C, 0x01, "Primary Defect List Not Found" },
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{ 0x1C, 0x02, "Grown Defect List Not Found" },
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{ 0x1D, 0x00, "Miscompare During Verify Operation" },
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{ 0x1E, 0x00, "Recovered ID with ECC" },
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{ 0x20, 0x00, "Invalid Command Operation Code" },
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{ 0x21, 0x00, "Logical Block Address Out of Range" },
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{ 0x21, 0x01, "Invalid Element Address" },
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{ 0x22, 0x00, "Illegal Function (Should 20 00, 24 00, or 26 00)" },
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{ 0x24, 0x00, "Illegal Field in CDB" },
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{ 0x25, 0x00, "Logical Unit Not Supported" },
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{ 0x26, 0x00, "Invalid Field In Parameter List" },
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{ 0x26, 0x01, "Parameter Not Supported" },
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{ 0x26, 0x02, "Parameter Value Invalid" },
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{ 0x26, 0x03, "Threshold Parameters Not Supported" },
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{ 0x27, 0x00, "Write Protected" },
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{ 0x28, 0x00, "Not Ready To Ready Transition (Medium May Have Changed)" },
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{ 0x28, 0x01, "Import Or Export Element Accessed" },
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{ 0x29, 0x00, "Power On, Reset, or Bus Device Reset Occurred" },
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{ 0x2A, 0x00, "Parameters Changed" },
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{ 0x2A, 0x01, "Mode Parameters Changed" },
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{ 0x2A, 0x02, "Log Parameters Changed" },
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{ 0x2B, 0x00, "Copy Cannot Execute Since Host Cannot Disconnect" },
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{ 0x2C, 0x00, "Command Sequence Error" },
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{ 0x2C, 0x01, "Too Many Windows Specified" },
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{ 0x2C, 0x02, "Invalid Combination of Windows Specified" },
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{ 0x2D, 0x00, "Overwrite Error On Update In Place" },
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{ 0x2F, 0x00, "Commands Cleared By Another Initiator" },
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{ 0x30, 0x00, "Incompatible Medium Installed" },
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{ 0x30, 0x01, "Cannot Read Medium - Unknown Format" },
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{ 0x30, 0x02, "Cannot Read Medium - Incompatible Format" },
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{ 0x30, 0x03, "Cleaning Cartridge Installed" },
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{ 0x31, 0x00, "Medium Format Corrupted" },
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{ 0x31, 0x01, "Format Command Failed" },
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{ 0x32, 0x00, "No Defect Spare Location Available" },
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{ 0x32, 0x01, "Defect List Update Failure" },
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{ 0x33, 0x00, "Tape Length Error" },
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{ 0x36, 0x00, "Ribbon, Ink, or Toner Failure" },
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{ 0x37, 0x00, "Rounded Parameter" },
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{ 0x39, 0x00, "Saving Parameters Not Supported" },
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{ 0x3A, 0x00, "Medium Not Present" },
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{ 0x3B, 0x00, "Positioning Error" },
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{ 0x3B, 0x01, "Tape Position Error At Beginning-of-Medium" },
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{ 0x3B, 0x02, "Tape Position Error At End-of-Medium" },
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{ 0x3B, 0x03, "Tape or Electronic Vertical Forms Unit Not Ready" },
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{ 0x3B, 0x04, "Slew Failure" },
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{ 0x3B, 0x05, "Paper Jam" },
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{ 0x3B, 0x06, "Failed To Sense Top-Of-Form" },
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{ 0x3B, 0x07, "Failed To Sense Bottom-Of-Form" },
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{ 0x3B, 0x08, "Reposition Error" },
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{ 0x3B, 0x09, "Read Past End Of Medium" },
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{ 0x3B, 0x0A, "Read Past Begining Of Medium" },
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{ 0x3B, 0x0B, "Position Past End Of Medium" },
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{ 0x3B, 0x0C, "Position Past Beginning Of Medium" },
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{ 0x3B, 0x0D, "Medium Destination Element Full" },
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{ 0x3B, 0x0E, "Medium Source Element Empty" },
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{ 0x3D, 0x00, "Invalid Bits In IDENTIFY Message" },
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{ 0x3E, 0x00, "Logical Unit Has Not Self-Configured Yet" },
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{ 0x3F, 0x00, "Target Operating Conditions Have Changed" },
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{ 0x3F, 0x01, "Microcode Has Changed" },
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{ 0x3F, 0x02, "Changed Operating Definition" },
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{ 0x3F, 0x03, "INQUIRY Data Has Changed" },
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{ 0x40, 0x00, "RAM FAILURE (Should Use 40 NN)" },
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{ 0x41, 0x00, "Data Path FAILURE (Should Use 40 NN)" },
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{ 0x42, 0x00, "Power-On or Self-Test FAILURE (Should Use 40 NN)" },
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{ 0x43, 0x00, "Message Error" },
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{ 0x44, 0x00, "Internal Target Failure" },
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{ 0x45, 0x00, "Select Or Reselect Failure" },
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{ 0x46, 0x00, "Unsuccessful Soft Reset" },
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{ 0x47, 0x00, "SCSI Parity Error" },
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{ 0x48, 0x00, "INITIATOR DETECTED ERROR Message Received" },
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{ 0x49, 0x00, "Invalid Message Error" },
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{ 0x4A, 0x00, "Command Phase Error" },
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{ 0x4B, 0x00, "Data Phase Error" },
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{ 0x4C, 0x00, "Logical Unit Failed Self-Configuration" },
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{ 0x4E, 0x00, "Overlapped Commands Attempted" },
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{ 0x50, 0x00, "Write Append Error" },
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{ 0x50, 0x01, "Write Append Position Error" },
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{ 0x50, 0x01, "Write Append Position Error" },
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{ 0x50, 0x02, "Position Error Related To Timing" },
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{ 0x51, 0x00, "Erase Failure" },
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{ 0x52, 0x00, "Cartridge Fault" },
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{ 0x53, 0x00, "Media Load or Eject Failed" },
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{ 0x53, 0x01, "Unload Tape Failure" },
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{ 0x53, 0x02, "Medium Removal Prevented" },
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{ 0x54, 0x00, "SCSI To Host System Interface Failure" },
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{ 0x55, 0x00, "System Resource Failure" },
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{ 0x57, 0x00, "Unable To Recover Table-Of-Contents" },
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{ 0x58, 0x00, "Generation Does Not Exist" },
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{ 0x59, 0x00, "Updated Block Read" },
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{ 0x5A, 0x00, "Operator Request or State Change Input (Unspecified)" },
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{ 0x5A, 0x01, "Operator Medium Removal Requested" },
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{ 0x5A, 0x02, "Operator Selected Write Protect" },
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{ 0x5A, 0x03, "Operator Selected Write Permit" },
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{ 0x5B, 0x00, "Log Exception" },
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{ 0x5B, 0x01, "Threshold Condition Met" },
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{ 0x5B, 0x02, "Log Counter At Maximum" },
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{ 0x5B, 0x03, "Log List Codes Exhausted" },
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{ 0x5C, 0x00, "RPL Status Change" },
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{ 0x5C, 0x01, "Spindles Synchronized" },
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{ 0x5C, 0x02, "Spindles Not Synchronized" },
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{ 0x60, 0x00, "Lamp Failure" },
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{ 0x61, 0x00, "Video Acquisition Error" },
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{ 0x61, 0x01, "Unable To Acquire Video" },
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{ 0x61, 0x02, "Out Of Focus" },
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{ 0x62, 0x00, "Scan Head Positioning Error" },
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{ 0x63, 0x00, "End Of User Area Encountered On This Track" },
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{ 0x64, 0x00, "Illegal Mode For This Track" },
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{ 0x00, 0x00, NULL }
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};
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static void asc2ascii(unsigned char, unsigned char, char *, size_t);
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static void
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asc2ascii(unsigned char asc, unsigned char ascq, char *result, size_t reslen)
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{
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int i = 0;
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while (adesc[i].description != NULL) {
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if (adesc[i].asc == asc && adesc[i].ascq == ascq)
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break;
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i++;
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}
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if (adesc[i].description == NULL) {
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if (asc == 0x40 && ascq != 0)
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(void) snprintf(result, reslen,
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"Diagnostic Failure on Component 0x%02x",
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ascq & 0xff);
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else
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(void) snprintf(result, reslen,
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"ASC 0x%02x ASCQ 0x%02x",
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asc & 0xff, ascq & 0xff);
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} else
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(void) strlcpy(result, adesc[i].description, reslen);
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}
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void
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scsi_print_sense_data(const unsigned char *s, int slen, int verbosity)
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{
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int32_t info;
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int i, j, k;
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char sbs[132], *cp;
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/*
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* Basics - print out SENSE KEY
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*/
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printf(" SENSE KEY: %s", scsi_decode_sense(s, 0, sbs, sizeof(sbs)));
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/*
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* Print out, unqualified but aligned, FMK, EOM and ILI status.
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*/
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if (s[2] & 0xe0) {
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char pad;
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printf("\n ");
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pad = ' ';
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if (s[2] & SSD_FILEMARK) {
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printf("%c Filemark Detected", pad);
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pad = ',';
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}
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if (s[2] & SSD_EOM) {
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printf("%c EOM Detected", pad);
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pad = ',';
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}
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if (s[2] & SSD_ILI)
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printf("%c Incorrect Length Indicator Set", pad);
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}
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/*
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* Now we should figure out, based upon device type, how
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* to format the information field. Unfortunately, that's
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* not convenient here, so we'll print it as a signed
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* 32 bit integer.
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*/
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info = _4btol(&s[3]);
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if (info)
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printf("\n INFO FIELD: %d", info);
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/*
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* Now we check additional length to see whether there is
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* more information to extract.
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*/
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/* enough for command specific information? */
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if (((unsigned int) s[7]) < 4) {
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printf("\n");
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return;
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}
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info = _4btol(&s[8]);
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if (info)
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printf("\n COMMAND INFO: %d (0x%x)", info, info);
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/*
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* Decode ASC && ASCQ info, plus FRU, plus the rest...
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*/
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cp = scsi_decode_sense(s, 1, sbs, sizeof(sbs));
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if (cp)
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printf("\n ASC/ASCQ: %s", cp);
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if (s[14] != 0)
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printf("\n FRU CODE: 0x%x", s[14] & 0xff);
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cp = scsi_decode_sense(s, 3, sbs, sizeof(sbs));
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if (cp)
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printf("\n SKSV: %s", cp);
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printf("\n");
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if (verbosity == 0) {
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printf("\n");
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return;
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}
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/*
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* Now figure whether we should print any additional informtion.
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*
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* Where should we start from? If we had SKSV data,
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* start from offset 18, else from offset 15.
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*
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* From that point until the end of the buffer, check for any
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* nonzero data. If we have some, go back and print the lot,
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* otherwise we're done.
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*/
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if (cp)
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i = 18;
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else
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i = 15;
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for (j = i; j < slen; j++)
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if (s[j])
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break;
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if (j == slen)
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return;
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printf("\n Additional Sense Information (byte %d out...):\n", i);
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if (i == 15) {
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printf("\n\t%2d:", i);
|
|
k = 7;
|
|
} else {
|
|
printf("\n\t%2d:", i);
|
|
k = 2;
|
|
j -= 2;
|
|
}
|
|
while (j > 0) {
|
|
if (i >= slen)
|
|
break;
|
|
if (k == 8) {
|
|
k = 0;
|
|
printf("\n\t%2d:", i);
|
|
}
|
|
printf(" 0x%02x", s[i] & 0xff);
|
|
k++;
|
|
j--;
|
|
i++;
|
|
}
|
|
printf("\n\n");
|
|
}
|
|
|
|
char *
|
|
scsi_decode_sense(const unsigned char *snsbuf, int flag, char *rqsbuf,
|
|
size_t rqsbuflen)
|
|
{
|
|
unsigned char skey;
|
|
char localbuf[64];
|
|
|
|
skey = 0;
|
|
|
|
if (flag == 0 || flag == 2 || flag == 3)
|
|
skey = snsbuf[2] & 0xf;
|
|
if (flag == 0) { /* Sense Key Only */
|
|
(void) strlcpy(rqsbuf, sense_keys[skey], rqsbuflen);
|
|
return (rqsbuf);
|
|
} else if (flag == 1) { /* ASC/ASCQ Only */
|
|
asc2ascii(snsbuf[12], snsbuf[13], rqsbuf, rqsbuflen);
|
|
return (rqsbuf);
|
|
} else if (flag == 2) { /* Sense Key && ASC/ASCQ */
|
|
asc2ascii(snsbuf[12], snsbuf[13], localbuf, sizeof(localbuf));
|
|
(void) snprintf(rqsbuf, rqsbuflen, "%s, %s", sense_keys[skey],
|
|
localbuf);
|
|
return (rqsbuf);
|
|
} else if (flag == 3 && snsbuf[7] >= 9 && (snsbuf[15] & 0x80)) {
|
|
/*
|
|
* SKSV Data
|
|
*/
|
|
switch (skey) {
|
|
case SKEY_ILLEGAL_REQUEST:
|
|
if (snsbuf[15] & 0x8)
|
|
(void) snprintf(rqsbuf, rqsbuflen,
|
|
"Error in %s, Offset %d, bit %d",
|
|
(snsbuf[15] & 0x40)? "CDB" : "Parameters",
|
|
(snsbuf[16] & 0xff) << 8 |
|
|
(snsbuf[17] & 0xff), snsbuf[15] & 0x7);
|
|
else
|
|
(void) snprintf(rqsbuf, rqsbuflen,
|
|
"Error in %s, Offset %d",
|
|
(snsbuf[15] & 0x40)? "CDB" : "Parameters",
|
|
(snsbuf[16] & 0xff) << 8 |
|
|
(snsbuf[17] & 0xff));
|
|
return (rqsbuf);
|
|
|
|
case SKEY_RECOVERED_ERROR:
|
|
case SKEY_MEDIUM_ERROR:
|
|
case SKEY_HARDWARE_ERROR:
|
|
(void) snprintf(rqsbuf, rqsbuflen,
|
|
"Actual Retry Count: %d",
|
|
(snsbuf[16] & 0xff) << 8 | (snsbuf[17] & 0xff));
|
|
return (rqsbuf);
|
|
|
|
case SKEY_NOT_READY:
|
|
(void) snprintf(rqsbuf, rqsbuflen,
|
|
"Progress Indicator: %d",
|
|
(snsbuf[16] & 0xff) << 8 | (snsbuf[17] & 0xff));
|
|
return (rqsbuf);
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
return (NULL);
|
|
}
|
|
|
|
void
|
|
scsi_print_sense(const char *name, const scsireq_t *req, int verbosity)
|
|
{
|
|
int i;
|
|
|
|
printf("%s: Check Condition on CDB:", name);
|
|
for (i = 0; i < req->cmdlen; i++)
|
|
printf(" %02x", req->cmd[i]);
|
|
printf("\n");
|
|
scsi_print_sense_data(req->sense, req->senselen_used, verbosity);
|
|
}
|