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scsi_base.c revision 1.49
      1  1.49     enami /*	$NetBSD: scsi_base.c,v 1.49 1997/09/13 08:51:16 enami Exp $	*/
      2  1.14       cgd 
      3   1.1   mycroft /*
      4  1.43   mycroft  * Copyright (c) 1994, 1995, 1997 Charles M. Hannum.  All rights reserved.
      5   1.9   mycroft  *
      6   1.9   mycroft  * Redistribution and use in source and binary forms, with or without
      7   1.9   mycroft  * modification, are permitted provided that the following conditions
      8   1.9   mycroft  * are met:
      9   1.9   mycroft  * 1. Redistributions of source code must retain the above copyright
     10   1.9   mycroft  *    notice, this list of conditions and the following disclaimer.
     11   1.9   mycroft  * 2. Redistributions in binary form must reproduce the above copyright
     12   1.9   mycroft  *    notice, this list of conditions and the following disclaimer in the
     13   1.9   mycroft  *    documentation and/or other materials provided with the distribution.
     14   1.9   mycroft  * 3. All advertising materials mentioning features or use of this software
     15   1.9   mycroft  *    must display the following acknowledgement:
     16  1.43   mycroft  *	This product includes software developed by Charles M. Hannum.
     17   1.9   mycroft  * 4. The name of the author may not be used to endorse or promote products
     18   1.9   mycroft  *    derived from this software without specific prior written permission.
     19   1.9   mycroft  *
     20   1.9   mycroft  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     21   1.9   mycroft  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     22   1.9   mycroft  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     23   1.9   mycroft  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     24   1.9   mycroft  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     25   1.9   mycroft  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26   1.9   mycroft  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27   1.9   mycroft  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28   1.9   mycroft  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     29   1.9   mycroft  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30   1.9   mycroft  */
     31   1.9   mycroft 
     32   1.9   mycroft /*
     33   1.9   mycroft  * Originally written by Julian Elischer (julian (at) dialix.oz.au)
     34   1.1   mycroft  */
     35  1.49     enami 
     36  1.49     enami #include "opt_scsiverbose.h"
     37   1.1   mycroft 
     38   1.1   mycroft #include <sys/types.h>
     39   1.1   mycroft #include <sys/param.h>
     40  1.30   thorpej #include <sys/systm.h>
     41  1.11   mycroft #include <sys/kernel.h>
     42   1.1   mycroft #include <sys/buf.h>
     43   1.1   mycroft #include <sys/uio.h>
     44   1.1   mycroft #include <sys/malloc.h>
     45   1.1   mycroft #include <sys/errno.h>
     46   1.1   mycroft #include <sys/device.h>
     47  1.33  christos #include <sys/proc.h>
     48   1.2   mycroft 
     49  1.47    bouyer #include <dev/scsipi/scsipi_all.h>
     50  1.47    bouyer #include <dev/scsipi/scsi_all.h>
     51  1.47    bouyer #include <dev/scsipi/scsi_disk.h>
     52  1.47    bouyer #include <dev/scsipi/scsiconf.h>
     53  1.47    bouyer #include <dev/scsipi/scsipi_base.h>
     54  1.47    bouyer 
     55  1.47    bouyer #ifdef SCSIVERBOSE
     56  1.46    mjacob char *scsi_decode_sense __P((void *, int));
     57  1.46    mjacob #endif
     58  1.33  christos 
     59   1.1   mycroft /*
     60   1.1   mycroft  * Do a scsi operation, asking a device to run as SCSI-II if it can.
     61   1.1   mycroft  */
     62   1.2   mycroft int
     63   1.1   mycroft scsi_change_def(sc_link, flags)
     64  1.47    bouyer 	struct scsipi_link *sc_link;
     65  1.11   mycroft 	int flags;
     66   1.1   mycroft {
     67  1.47    bouyer 	struct scsi_changedef scsipi_cmd;
     68   1.1   mycroft 
     69  1.47    bouyer 	bzero(&scsipi_cmd, sizeof(scsipi_cmd));
     70  1.47    bouyer 	scsipi_cmd.opcode = SCSI_CHANGE_DEFINITION;
     71  1.47    bouyer 	scsipi_cmd.how = SC_SCSI_2;
     72   1.1   mycroft 
     73  1.47    bouyer 	return sc_link->scsipi_cmd(sc_link, (struct scsipi_generic *) &scsipi_cmd,
     74  1.47    bouyer 				sizeof(scsipi_cmd), 0, 0, 2, 100000, NULL, flags);
     75  1.22   mycroft }
     76  1.22   mycroft 
     77  1.22   mycroft /*
     78  1.22   mycroft  * ask the scsi driver to perform a command for us.
     79  1.22   mycroft  * tell it where to read/write the data, and how
     80  1.22   mycroft  * long the data is supposed to be. If we have  a buf
     81  1.22   mycroft  * to associate with the transfer, we need that too.
     82  1.22   mycroft  */
     83  1.22   mycroft int
     84  1.47    bouyer scsi_scsipi_cmd(sc_link, scsipi_cmd, cmdlen, data_addr, datalen,
     85  1.47    bouyer 	retries, timeout, bp, flags)
     86  1.47    bouyer 	struct scsipi_link *sc_link;
     87  1.47    bouyer 	struct scsipi_generic *scsipi_cmd;
     88  1.22   mycroft 	int cmdlen;
     89  1.22   mycroft 	u_char *data_addr;
     90  1.22   mycroft 	int datalen;
     91  1.22   mycroft 	int retries;
     92  1.22   mycroft 	int timeout;
     93  1.22   mycroft 	struct buf *bp;
     94  1.22   mycroft 	int flags;
     95  1.22   mycroft {
     96  1.47    bouyer 	struct scsipi_xfer *xs;
     97  1.22   mycroft 	int error;
     98  1.22   mycroft 
     99  1.47    bouyer 	SC_DEBUG(sc_link, SDEV_DB2, ("scsi_scsipi_cmd\n"));
    100  1.22   mycroft 
    101  1.25   mycroft #ifdef DIAGNOSTIC
    102  1.25   mycroft 	if (bp != 0 && (flags & SCSI_NOSLEEP) == 0)
    103  1.47    bouyer 		panic("scsi_scsipi_cmd: buffer without nosleep");
    104  1.25   mycroft #endif
    105  1.25   mycroft 
    106  1.47    bouyer 	if ((xs = scsipi_make_xs(sc_link, scsipi_cmd, cmdlen, data_addr, datalen,
    107  1.47    bouyer 		retries, timeout, bp, flags)) == NULL)
    108  1.22   mycroft 		return ENOMEM;
    109  1.22   mycroft 
    110  1.47    bouyer 	if ((error = scsipi_execute_xs(xs)) == EJUSTRETURN)
    111  1.22   mycroft 		return 0;
    112  1.22   mycroft 
    113   1.1   mycroft 	/*
    114   1.1   mycroft 	 * we have finished with the xfer stuct, free it and
    115   1.1   mycroft 	 * check if anyone else needs to be started up.
    116   1.1   mycroft 	 */
    117  1.47    bouyer 	scsipi_free_xs(xs, flags);
    118  1.22   mycroft 	return error;
    119   1.1   mycroft }
    120   1.1   mycroft 
    121   1.1   mycroft /*
    122   1.1   mycroft  * Look at the returned sense and act on the error, determining
    123   1.1   mycroft  * the unix error number to pass back.  (0 = report no error)
    124   1.1   mycroft  *
    125  1.47    bouyer  * THIS IS THE DEFAULT ERROR HANDLER FOR SCSI DEVICES
    126   1.1   mycroft  */
    127   1.2   mycroft int
    128   1.1   mycroft scsi_interpret_sense(xs)
    129  1.47    bouyer 	struct scsipi_xfer *xs;
    130   1.1   mycroft {
    131  1.47    bouyer 	struct scsipi_sense_data *sense;
    132  1.47    bouyer 	struct scsipi_link *sc_link = xs->sc_link;
    133  1.22   mycroft 	u_int8_t key;
    134  1.22   mycroft 	u_int32_t info;
    135   1.2   mycroft 	int error;
    136  1.46    mjacob #ifndef	SCSIVERBOSE
    137  1.22   mycroft 	static char *error_mes[] = {
    138  1.22   mycroft 		"soft error (corrected)",
    139  1.22   mycroft 		"not ready", "medium error",
    140  1.22   mycroft 		"non-media hardware failure", "illegal request",
    141  1.22   mycroft 		"unit attention", "readonly device",
    142  1.22   mycroft 		"no data found", "vendor unique",
    143  1.22   mycroft 		"copy aborted", "command aborted",
    144  1.22   mycroft 		"search returned equal", "volume overflow",
    145  1.22   mycroft 		"verify miscompare", "unknown error key"
    146   1.1   mycroft 	};
    147  1.46    mjacob #endif
    148   1.1   mycroft 
    149  1.47    bouyer 	sense = &xs->sense.scsi_sense;
    150   1.1   mycroft #ifdef	SCSIDEBUG
    151  1.22   mycroft 	if ((sc_link->flags & SDEV_DB1) != 0) {
    152  1.22   mycroft 		int count;
    153  1.45      fair 		printf("code 0x%x valid 0x%x ",
    154  1.47    bouyer 			sense->error_code & SSD_ERRCODE,
    155  1.47    bouyer 			sense->error_code & SSD_ERRCODE_VALID ? 1 : 0);
    156  1.45      fair 		printf("seg 0x%x key 0x%x ili 0x%x eom 0x%x fmark 0x%x\n",
    157  1.47    bouyer 			sense->segment,
    158  1.47    bouyer 			sense->flags & SSD_KEY,
    159  1.47    bouyer 			sense->flags & SSD_ILI ? 1 : 0,
    160  1.47    bouyer 			sense->flags & SSD_EOM ? 1 : 0,
    161  1.47    bouyer 			sense->flags & SSD_FILEMARK ? 1 : 0);
    162  1.45      fair 		printf("info: 0x%x 0x%x 0x%x 0x%x followed by %d extra bytes\n",
    163  1.47    bouyer 			sense->info[0],
    164  1.47    bouyer 			sense->info[1],
    165  1.47    bouyer 			sense->info[2],
    166  1.47    bouyer 			sense->info[3],
    167  1.47    bouyer 			sense->extra_len);
    168  1.40  christos 		printf("extra: ");
    169  1.34   mycroft 		for (count = 0; count < sense->extra_len; count++)
    170  1.45      fair 			printf("0x%x ", sense->extra_bytes[count]);
    171  1.40  christos 		printf("\n");
    172   1.1   mycroft 	}
    173  1.46    mjacob #endif	/* SCSIDEBUG */
    174   1.1   mycroft 	/*
    175   1.1   mycroft 	 * If the device has it's own error handler, call it first.
    176   1.1   mycroft 	 * If it returns a legit error value, return that, otherwise
    177   1.1   mycroft 	 * it wants us to continue with normal error processing.
    178   1.1   mycroft 	 */
    179   1.1   mycroft 	if (sc_link->device->err_handler) {
    180   1.1   mycroft 		SC_DEBUG(sc_link, SDEV_DB2, ("calling private err_handler()\n"));
    181   1.2   mycroft 		error = (*sc_link->device->err_handler) (xs);
    182   1.2   mycroft 		if (error != -1)
    183   1.2   mycroft 			return error;		/* error >= 0  better ? */
    184   1.1   mycroft 	}
    185   1.1   mycroft 	/* otherwise use the default */
    186   1.1   mycroft 	switch (sense->error_code & SSD_ERRCODE) {
    187   1.1   mycroft 		/*
    188   1.1   mycroft 		 * If it's code 70, use the extended stuff and interpret the key
    189   1.1   mycroft 		 */
    190   1.1   mycroft 	case 0x71:		/* delayed error */
    191  1.47    bouyer 		sc_link->sc_print_addr(sc_link);
    192  1.34   mycroft 		key = sense->flags & SSD_KEY;
    193  1.46    mjacob 		printf(" DEFERRED ERROR, key = 0x%x\n", key);
    194  1.46    mjacob 		/* FALLTHROUGH */
    195   1.1   mycroft 	case 0x70:
    196  1.34   mycroft 		if ((sense->error_code & SSD_ERRCODE_VALID) != 0)
    197  1.34   mycroft 			info = _4btol(sense->info);
    198  1.34   mycroft 		else
    199   1.1   mycroft 			info = 0;
    200  1.34   mycroft 		key = sense->flags & SSD_KEY;
    201   1.1   mycroft 
    202  1.22   mycroft 		switch (key) {
    203  1.23   mycroft 		case 0x0:	/* NO SENSE */
    204  1.22   mycroft 		case 0x1:	/* RECOVERED ERROR */
    205  1.22   mycroft 			if (xs->resid == xs->datalen)
    206  1.22   mycroft 				xs->resid = 0;	/* not short read */
    207  1.22   mycroft 		case 0xc:	/* EQUAL */
    208  1.22   mycroft 			error = 0;
    209  1.22   mycroft 			break;
    210  1.22   mycroft 		case 0x2:	/* NOT READY */
    211  1.22   mycroft 			if ((sc_link->flags & SDEV_REMOVABLE) != 0)
    212  1.22   mycroft 				sc_link->flags &= ~SDEV_MEDIA_LOADED;
    213  1.22   mycroft 			if ((xs->flags & SCSI_IGNORE_NOT_READY) != 0)
    214  1.22   mycroft 				return 0;
    215  1.22   mycroft 			if ((xs->flags & SCSI_SILENT) != 0)
    216  1.22   mycroft 				return EIO;
    217  1.22   mycroft 			error = EIO;
    218  1.22   mycroft 			break;
    219  1.22   mycroft 		case 0x5:	/* ILLEGAL REQUEST */
    220  1.22   mycroft 			if ((xs->flags & SCSI_IGNORE_ILLEGAL_REQUEST) != 0)
    221  1.22   mycroft 				return 0;
    222  1.37  christos 			if ((xs->flags & SCSI_SILENT) != 0)
    223  1.37  christos 				return EIO;
    224  1.22   mycroft 			error = EINVAL;
    225  1.22   mycroft 			break;
    226  1.22   mycroft 		case 0x6:	/* UNIT ATTENTION */
    227  1.22   mycroft 			if ((sc_link->flags & SDEV_REMOVABLE) != 0)
    228  1.22   mycroft 				sc_link->flags &= ~SDEV_MEDIA_LOADED;
    229  1.22   mycroft 			if ((xs->flags & SCSI_IGNORE_MEDIA_CHANGE) != 0 ||
    230  1.47    bouyer 				/* XXX Should reupload any transient state. */
    231  1.47    bouyer 				(sc_link->flags & SDEV_REMOVABLE) == 0)
    232  1.22   mycroft 				return ERESTART;
    233  1.22   mycroft 			if ((xs->flags & SCSI_SILENT) != 0)
    234  1.22   mycroft 				return EIO;
    235  1.22   mycroft 			error = EIO;
    236  1.22   mycroft 			break;
    237  1.22   mycroft 		case 0x7:	/* DATA PROTECT */
    238  1.22   mycroft 			error = EACCES;
    239  1.22   mycroft 			break;
    240  1.22   mycroft 		case 0x8:	/* BLANK CHECK */
    241  1.22   mycroft 			error = 0;
    242  1.22   mycroft 			break;
    243  1.32    briggs 		case 0xb:	/* COMMAND ABORTED */
    244  1.32    briggs 			error = ERESTART;
    245  1.32    briggs 			break;
    246  1.22   mycroft 		case 0xd:	/* VOLUME OVERFLOW */
    247  1.22   mycroft 			error = ENOSPC;
    248  1.22   mycroft 			break;
    249  1.22   mycroft 		default:
    250  1.22   mycroft 			error = EIO;
    251  1.22   mycroft 			break;
    252  1.22   mycroft 		}
    253  1.22   mycroft 
    254  1.47    bouyer #ifdef SCSIVERBOSE
    255  1.46    mjacob 		scsi_print_sense(xs, 0);
    256  1.46    mjacob #else
    257  1.22   mycroft 		if (key) {
    258  1.47    bouyer 			sc_link->sc_print_addr(sc_link);
    259  1.40  christos 			printf("%s", error_mes[key - 1]);
    260  1.22   mycroft 			if ((sense->error_code & SSD_ERRCODE_VALID) != 0) {
    261   1.1   mycroft 				switch (key) {
    262  1.23   mycroft 				case 0x2:	/* NOT READY */
    263  1.23   mycroft 				case 0x5:	/* ILLEGAL REQUEST */
    264  1.23   mycroft 				case 0x6:	/* UNIT ATTENTION */
    265   1.1   mycroft 				case 0x7:	/* DATA PROTECT */
    266   1.1   mycroft 					break;
    267   1.1   mycroft 				case 0x8:	/* BLANK CHECK */
    268  1.40  christos 					printf(", requested size: %d (decimal)",
    269  1.47    bouyer 						info);
    270  1.32    briggs 					break;
    271  1.32    briggs 				case 0xb:
    272  1.32    briggs 					if (xs->retries)
    273  1.40  christos 						printf(", retrying");
    274  1.40  christos 					printf(", cmd 0x%x, info 0x%x",
    275  1.32    briggs 						xs->cmd->opcode, info);
    276   1.1   mycroft 					break;
    277   1.1   mycroft 				default:
    278  1.40  christos 					printf(", info = %d (decimal)", info);
    279   1.1   mycroft 				}
    280  1.25   mycroft 			}
    281  1.34   mycroft 			if (sense->extra_len != 0) {
    282  1.25   mycroft 				int n;
    283  1.40  christos 				printf(", data =");
    284  1.34   mycroft 				for (n = 0; n < sense->extra_len; n++)
    285  1.44  matthias 					printf(" %02x", sense->cmd_spec_info[n]);
    286   1.1   mycroft 			}
    287  1.40  christos 			printf("\n");
    288   1.1   mycroft 		}
    289  1.46    mjacob #endif
    290  1.22   mycroft 		return error;
    291  1.22   mycroft 
    292   1.1   mycroft 	/*
    293   1.1   mycroft 	 * Not code 70, just report it
    294   1.1   mycroft 	 */
    295   1.1   mycroft 	default:
    296  1.47    bouyer 		sc_link->sc_print_addr(sc_link);
    297  1.40  christos 		printf("error code %d",
    298  1.47    bouyer 			sense->error_code & SSD_ERRCODE);
    299  1.22   mycroft 		if ((sense->error_code & SSD_ERRCODE_VALID) != 0) {
    300  1.47    bouyer 			struct scsipi_sense_data_unextended *usense =
    301  1.47    bouyer 				(struct scsipi_sense_data_unextended *)sense;
    302  1.40  christos 			printf(" at block no. %d (decimal)",
    303  1.47    bouyer 				_3btol(usense->block));
    304   1.1   mycroft 		}
    305  1.40  christos 		printf("\n");
    306  1.11   mycroft 		return EIO;
    307   1.1   mycroft 	}
    308   1.1   mycroft }
    309   1.1   mycroft 
    310   1.1   mycroft /*
    311   1.1   mycroft  * Utility routines often used in SCSI stuff
    312   1.1   mycroft  */
    313   1.1   mycroft 
    314   1.1   mycroft 
    315   1.1   mycroft /*
    316   1.1   mycroft  * Print out the scsi_link structure's address info.
    317   1.1   mycroft  */
    318   1.1   mycroft void
    319  1.47    bouyer scsi_print_addr(sc_link)
    320  1.47    bouyer 	struct scsipi_link *sc_link;
    321   1.1   mycroft {
    322   1.1   mycroft 
    323  1.40  christos 	printf("%s(%s:%d:%d): ",
    324  1.47    bouyer 		sc_link->device_softc ?
    325  1.47    bouyer 		((struct device *)sc_link->device_softc)->dv_xname : "probe",
    326  1.47    bouyer 		((struct device *)sc_link->adapter_softc)->dv_xname,
    327  1.47    bouyer 		sc_link->scsipi_scsi.target, sc_link->scsipi_scsi.lun);
    328   1.1   mycroft }
    329   1.1   mycroft 
    330  1.47    bouyer #ifdef SCSIVERBOSE
    331  1.46    mjacob static const char *sense_keys[16] = {
    332  1.46    mjacob 	"No Additional Sense",
    333  1.46    mjacob 	"Soft Error",
    334  1.46    mjacob 	"Not Ready",
    335  1.46    mjacob 	"Media Error",
    336  1.46    mjacob 	"Hardware Error",
    337  1.46    mjacob 	"Illegal Request",
    338  1.46    mjacob 	"Unit Attention",
    339  1.46    mjacob 	"Write Protected",
    340  1.46    mjacob 	"Blank Check",
    341  1.46    mjacob 	"Vendor Unique",
    342  1.46    mjacob 	"Copy Aborted",
    343  1.46    mjacob 	"Aborted Command",
    344  1.46    mjacob 	"Equal Error",
    345  1.46    mjacob 	"Volume Overflow",
    346  1.46    mjacob 	"Miscompare Error",
    347  1.46    mjacob 	"Reserved"
    348  1.46    mjacob };
    349  1.46    mjacob static const struct {
    350  1.46    mjacob 	unsigned char asc;
    351  1.46    mjacob 	unsigned char ascq;
    352  1.46    mjacob 	char *description;
    353  1.46    mjacob } adesc[] = {
    354  1.46    mjacob { 0x00, 0x00, "No Additional Sense Information" },
    355  1.46    mjacob { 0x00, 0x01, "Filemark Detected" },
    356  1.46    mjacob { 0x00, 0x02, "End-Of-Partition/Medium Detected" },
    357  1.46    mjacob { 0x00, 0x03, "Setmark Detected" },
    358  1.46    mjacob { 0x00, 0x04, "Beginning-Of-Partition/Medium Detected" },
    359  1.46    mjacob { 0x00, 0x05, "End-Of-Data Detected" },
    360  1.46    mjacob { 0x00, 0x06, "I/O Process Terminated" },
    361  1.46    mjacob { 0x00, 0x11, "Audio Play Operation In Progress" },
    362  1.46    mjacob { 0x00, 0x12, "Audio Play Operation Paused" },
    363  1.46    mjacob { 0x00, 0x13, "Audio Play Operation Successfully Completed" },
    364  1.46    mjacob { 0x00, 0x14, "Audio Play Operation Stopped Due to Error" },
    365  1.46    mjacob { 0x00, 0x15, "No Current Audio Status To Return" },
    366  1.46    mjacob { 0x01, 0x00, "No Index/Sector Signal" },
    367  1.46    mjacob { 0x02, 0x00, "No Seek Complete" },
    368  1.46    mjacob { 0x03, 0x00, "Peripheral Device Write Fault" },
    369  1.46    mjacob { 0x03, 0x01, "No Write Current" },
    370  1.46    mjacob { 0x03, 0x02, "Excessive Write Errors" },
    371  1.46    mjacob { 0x04, 0x00, "Logical Unit Not Ready, Cause Not Reportable" },
    372  1.46    mjacob { 0x04, 0x01, "Logical Unit Is in Process Of Becoming Ready" },
    373  1.46    mjacob { 0x04, 0x02, "Logical Unit Not Ready, Initialization Command Required" },
    374  1.46    mjacob { 0x04, 0x03, "Logical Unit Not Ready, Manual Intervention Required" },
    375  1.46    mjacob { 0x04, 0x04, "Logical Unit Not Ready, Format In Progress" },
    376  1.46    mjacob { 0x05, 0x00, "Logical Unit Does Not Respond To Selection" },
    377  1.46    mjacob { 0x06, 0x00, "No Reference Position Found" },
    378  1.46    mjacob { 0x07, 0x00, "Multiple Peripheral Devices Selected" },
    379  1.46    mjacob { 0x08, 0x00, "Logical Unit Communication Failure" },
    380  1.46    mjacob { 0x08, 0x01, "Logical Unit Communication Timeout" },
    381  1.46    mjacob { 0x08, 0x02, "Logical Unit Communication Parity Error" },
    382  1.46    mjacob { 0x09, 0x00, "Track Following Error" },
    383  1.46    mjacob { 0x09, 0x01, "Tracking Servo Failure" },
    384  1.46    mjacob { 0x09, 0x02, "Focus Servo Failure" },
    385  1.46    mjacob { 0x09, 0x03, "Spindle Servo Failure" },
    386  1.46    mjacob { 0x0A, 0x00, "Error Log Overflow" },
    387  1.46    mjacob { 0x0C, 0x00, "Write Error" },
    388  1.46    mjacob { 0x0C, 0x01, "Write Error Recovered with Auto Reallocation" },
    389  1.46    mjacob { 0x0C, 0x02, "Write Error - Auto Reallocate Failed" },
    390  1.46    mjacob { 0x10, 0x00, "ID CRC Or ECC Error" },
    391  1.46    mjacob { 0x11, 0x00, "Unrecovered Read Error" },
    392  1.46    mjacob { 0x11, 0x01, "Read Retried Exhausted" },
    393  1.46    mjacob { 0x11, 0x02, "Error Too Long To Correct" },
    394  1.46    mjacob { 0x11, 0x03, "Multiple Read Errors" },
    395  1.46    mjacob { 0x11, 0x04, "Unrecovered Read Error - Auto Reallocate Failed" },
    396  1.46    mjacob { 0x11, 0x05, "L-EC Uncorrectable Error" },
    397  1.46    mjacob { 0x11, 0x06, "CIRC Unrecovered Error" },
    398  1.46    mjacob { 0x11, 0x07, "Data Resynchronization Error" },
    399  1.46    mjacob { 0x11, 0x08, "Incomplete Block Found" },
    400  1.46    mjacob { 0x11, 0x09, "No Gap Found" },
    401  1.46    mjacob { 0x11, 0x0A, "Miscorrected Error" },
    402  1.46    mjacob { 0x11, 0x0B, "Uncorrected Read Error - Recommend Reassignment" },
    403  1.46    mjacob { 0x11, 0x0C, "Uncorrected Read Error - Recommend Rewrite the Data" },
    404  1.46    mjacob { 0x12, 0x00, "Address Mark Not Found for ID Field" },
    405  1.46    mjacob { 0x13, 0x00, "Address Mark Not Found for Data Field" },
    406  1.46    mjacob { 0x14, 0x00, "Recorded Entity Not Found" },
    407  1.46    mjacob { 0x14, 0x01, "Record Not Found" },
    408  1.46    mjacob { 0x14, 0x02, "Filemark or Setmark Not Found" },
    409  1.46    mjacob { 0x14, 0x03, "End-Of-Data Not Found" },
    410  1.46    mjacob { 0x14, 0x04, "Block Sequence Error" },
    411  1.46    mjacob { 0x15, 0x00, "Random Positioning Error" },
    412  1.46    mjacob { 0x15, 0x01, "Mechanical Positioning Error" },
    413  1.46    mjacob { 0x15, 0x02, "Positioning Error Detected By Read of Medium" },
    414  1.46    mjacob { 0x16, 0x00, "Data Synchronization Mark Error" },
    415  1.46    mjacob { 0x17, 0x00, "Recovered Data With No Error Correction Applied" },
    416  1.46    mjacob { 0x17, 0x01, "Recovered Data With Retries" },
    417  1.46    mjacob { 0x17, 0x02, "Recovered Data With Positive Head Offset" },
    418  1.46    mjacob { 0x17, 0x03, "Recovered Data With Negative Head Offset" },
    419  1.46    mjacob { 0x17, 0x04, "Recovered Data With Retries and/or CIRC Applied" },
    420  1.46    mjacob { 0x17, 0x05, "Recovered Data Using Previous Sector ID" },
    421  1.46    mjacob { 0x17, 0x06, "Recovered Data Without ECC - Data Auto-Reallocated" },
    422  1.46    mjacob { 0x17, 0x07, "Recovered Data Without ECC - Recommend Reassignment" },
    423  1.46    mjacob { 0x17, 0x08, "Recovered Data Without ECC - Recommend Rewrite" },
    424  1.46    mjacob { 0x18, 0x00, "Recovered Data With Error Correction Applied" },
    425  1.46    mjacob { 0x18, 0x01, "Recovered Data With Error Correction & Retries Applied" },
    426  1.46    mjacob { 0x18, 0x02, "Recovered Data - Data Auto-Reallocated" },
    427  1.46    mjacob { 0x18, 0x03, "Recovered Data With CIRC" },
    428  1.46    mjacob { 0x18, 0x04, "Recovered Data With LEC" },
    429  1.46    mjacob { 0x18, 0x05, "Recovered Data - Recommend Reassignment" },
    430  1.46    mjacob { 0x18, 0x06, "Recovered Data - Recommend Rewrite" },
    431  1.46    mjacob { 0x19, 0x00, "Defect List Error" },
    432  1.46    mjacob { 0x19, 0x01, "Defect List Not Available" },
    433  1.46    mjacob { 0x19, 0x02, "Defect List Error in Primary List" },
    434  1.46    mjacob { 0x19, 0x03, "Defect List Error in Grown List" },
    435  1.46    mjacob { 0x1A, 0x00, "Parameter List Length Error" },
    436  1.46    mjacob { 0x1B, 0x00, "Synchronous Data Transfer Error" },
    437  1.46    mjacob { 0x1C, 0x00, "Defect List Not Found" },
    438  1.46    mjacob { 0x1C, 0x01, "Primary Defect List Not Found" },
    439  1.46    mjacob { 0x1C, 0x02, "Grown Defect List Not Found" },
    440  1.46    mjacob { 0x1D, 0x00, "Miscompare During Verify Operation" },
    441  1.46    mjacob { 0x1E, 0x00, "Recovered ID with ECC" },
    442  1.46    mjacob { 0x20, 0x00, "Invalid Command Operation Code" },
    443  1.46    mjacob { 0x21, 0x00, "Logical Block Address Out of Range" },
    444  1.46    mjacob { 0x21, 0x01, "Invalid Element Address" },
    445  1.46    mjacob { 0x22, 0x00, "Illegal Function (Should 20 00, 24 00, or 26 00)" },
    446  1.46    mjacob { 0x24, 0x00, "Illegal Field in CDB" },
    447  1.46    mjacob { 0x25, 0x00, "Logical Unit Not Supported" },
    448  1.46    mjacob { 0x26, 0x00, "Invalid Field In Parameter List" },
    449  1.46    mjacob { 0x26, 0x01, "Parameter Not Supported" },
    450  1.46    mjacob { 0x26, 0x02, "Parameter Value Invalid" },
    451  1.46    mjacob { 0x26, 0x03, "Threshold Parameters Not Supported" },
    452  1.46    mjacob { 0x27, 0x00, "Write Protected" },
    453  1.46    mjacob { 0x28, 0x00, "Not Ready To Ready Transition (Medium May Have Changed)" },
    454  1.46    mjacob { 0x28, 0x01, "Import Or Export Element Accessed" },
    455  1.46    mjacob { 0x29, 0x00, "Power On, Reset, or Bus Device Reset Occurred" },
    456  1.46    mjacob { 0x2A, 0x00, "Parameters Changed" },
    457  1.46    mjacob { 0x2A, 0x01, "Mode Parameters Changed" },
    458  1.46    mjacob { 0x2A, 0x02, "Log Parameters Changed" },
    459  1.46    mjacob { 0x2B, 0x00, "Copy Cannot Execute Since Host Cannot Disconnect" },
    460  1.46    mjacob { 0x2C, 0x00, "Command Sequence Error" },
    461  1.46    mjacob { 0x2C, 0x01, "Too Many Windows Specified" },
    462  1.46    mjacob { 0x2C, 0x02, "Invalid Combination of Windows Specified" },
    463  1.46    mjacob { 0x2D, 0x00, "Overwrite Error On Update In Place" },
    464  1.46    mjacob { 0x2F, 0x00, "Commands Cleared By Another Initiator" },
    465  1.46    mjacob { 0x30, 0x00, "Incompatible Medium Installed" },
    466  1.46    mjacob { 0x30, 0x01, "Cannot Read Medium - Unknown Format" },
    467  1.46    mjacob { 0x30, 0x02, "Cannot Read Medium - Incompatible Format" },
    468  1.46    mjacob { 0x30, 0x03, "Cleaning Cartridge Installed" },
    469  1.46    mjacob { 0x31, 0x00, "Medium Format Corrupted" },
    470  1.46    mjacob { 0x31, 0x01, "Format Command Failed" },
    471  1.46    mjacob { 0x32, 0x00, "No Defect Spare Location Available" },
    472  1.46    mjacob { 0x32, 0x01, "Defect List Update Failure" },
    473  1.46    mjacob { 0x33, 0x00, "Tape Length Error" },
    474  1.46    mjacob { 0x36, 0x00, "Ribbon, Ink, or Toner Failure" },
    475  1.46    mjacob { 0x37, 0x00, "Rounded Parameter" },
    476  1.46    mjacob { 0x39, 0x00, "Saving Parameters Not Supported" },
    477  1.46    mjacob { 0x3A, 0x00, "Medium Not Present" },
    478  1.46    mjacob { 0x3B, 0x00, "Positioning Error" },
    479  1.46    mjacob { 0x3B, 0x01, "Tape Position Error At Beginning-of-Medium" },
    480  1.46    mjacob { 0x3B, 0x02, "Tape Position Error At End-of-Medium" },
    481  1.46    mjacob { 0x3B, 0x03, "Tape or Electronic Vertical Forms Unit Not Ready" },
    482  1.46    mjacob { 0x3B, 0x04, "Slew Failure" },
    483  1.46    mjacob { 0x3B, 0x05, "Paper Jam" },
    484  1.46    mjacob { 0x3B, 0x06, "Failed To Sense Top-Of-Form" },
    485  1.46    mjacob { 0x3B, 0x07, "Failed To Sense Bottom-Of-Form" },
    486  1.46    mjacob { 0x3B, 0x08, "Reposition Error" },
    487  1.46    mjacob { 0x3B, 0x09, "Read Past End Of Medium" },
    488  1.46    mjacob { 0x3B, 0x0A, "Read Past Begining Of Medium" },
    489  1.46    mjacob { 0x3B, 0x0B, "Position Past End Of Medium" },
    490  1.46    mjacob { 0x3B, 0x0C, "Position Past Beginning Of Medium" },
    491  1.46    mjacob { 0x3B, 0x0D, "Medium Destination Element Full" },
    492  1.46    mjacob { 0x3B, 0x0E, "Medium Source Element Empty" },
    493  1.46    mjacob { 0x3D, 0x00, "Invalid Bits In IDENTFY Message" },
    494  1.46    mjacob { 0x3E, 0x00, "Logical Unit Has Not Self-Configured Yet" },
    495  1.46    mjacob { 0x3F, 0x00, "Target Operating Conditions Have Changed" },
    496  1.46    mjacob { 0x3F, 0x01, "Microcode Has Changed" },
    497  1.46    mjacob { 0x3F, 0x02, "Changed Operating Definition" },
    498  1.46    mjacob { 0x3F, 0x03, "INQUIRY Data Has Changed" },
    499  1.46    mjacob { 0x40, 0x00, "RAM FAILURE (Should Use 40 NN)" },
    500  1.46    mjacob { 0x41, 0x00, "Data Path FAILURE (Should Use 40 NN)" },
    501  1.46    mjacob { 0x42, 0x00, "Power-On or Self-Test FAILURE (Should Use 40 NN)" },
    502  1.46    mjacob { 0x43, 0x00, "Message Error" },
    503  1.46    mjacob { 0x44, 0x00, "Internal Target Failure" },
    504  1.46    mjacob { 0x45, 0x00, "Select Or Reselect Failure" },
    505  1.46    mjacob { 0x46, 0x00, "Unsuccessful Soft Reset" },
    506  1.46    mjacob { 0x47, 0x00, "SCSI Parity Error" },
    507  1.46    mjacob { 0x48, 0x00, "INITIATOR DETECTED ERROR Message Received" },
    508  1.46    mjacob { 0x49, 0x00, "Invalid Message Error" },
    509  1.46    mjacob { 0x4A, 0x00, "Command Phase Error" },
    510  1.46    mjacob { 0x4B, 0x00, "Data Phase Error" },
    511  1.46    mjacob { 0x4C, 0x00, "Logical Unit Failed Self-Configuration" },
    512  1.46    mjacob { 0x4E, 0x00, "Overlapped Commands Attempted" },
    513  1.46    mjacob { 0x50, 0x00, "Write Append Error" },
    514  1.46    mjacob { 0x50, 0x01, "Write Append Position Error" },
    515  1.47    bouyer { 0x50, 0x01, "Write Append Position Error" },
    516  1.46    mjacob { 0x50, 0x02, "Position Error Related To Timing" },
    517  1.46    mjacob { 0x51, 0x00, "Erase Failure" },
    518  1.46    mjacob { 0x52, 0x00, "Cartridge Fault" },
    519  1.46    mjacob { 0x53, 0x00, "Media Load or Eject Failed" },
    520  1.46    mjacob { 0x53, 0x01, "Unload Tape Failure" },
    521  1.46    mjacob { 0x53, 0x02, "Medium Removal Prevented" },
    522  1.46    mjacob { 0x54, 0x00, "SCSI To Host System Interface Failure" },
    523  1.46    mjacob { 0x55, 0x00, "System Resource Failure" },
    524  1.46    mjacob { 0x57, 0x00, "Unable To Recover Table-Of-Contents" },
    525  1.46    mjacob { 0x58, 0x00, "Generation Does Not Exist" },
    526  1.46    mjacob { 0x59, 0x00, "Updated Block Read" },
    527  1.46    mjacob { 0x5A, 0x00, "Operator Request or State Change Input (Unspecified)" },
    528  1.46    mjacob { 0x5A, 0x01, "Operator Medium Removal Requested" },
    529  1.46    mjacob { 0x5A, 0x02, "Operator Selected Write Protect" },
    530  1.46    mjacob { 0x5A, 0x03, "Operator Selected Write Permit" },
    531  1.46    mjacob { 0x5B, 0x00, "Log Exception" },
    532  1.46    mjacob { 0x5B, 0x01, "Threshold Condition Met" },
    533  1.46    mjacob { 0x5B, 0x02, "Log Counter At Maximum" },
    534  1.46    mjacob { 0x5B, 0x03, "Log List Codes Exhausted" },
    535  1.46    mjacob { 0x5C, 0x00, "RPL Status Change" },
    536  1.46    mjacob { 0x5C, 0x01, "Spindles Synchronized" },
    537  1.46    mjacob { 0x5C, 0x02, "Spindles Not Synchronized" },
    538  1.46    mjacob { 0x60, 0x00, "Lamp Failure" },
    539  1.46    mjacob { 0x61, 0x00, "Video Acquisition Error" },
    540  1.46    mjacob { 0x61, 0x01, "Unable To Acquire Video" },
    541  1.46    mjacob { 0x61, 0x02, "Out Of Focus" },
    542  1.46    mjacob { 0x62, 0x00, "Scan Head Positioning Error" },
    543  1.47    bouyer { 0x63, 0x00, "End Of User Area Encountered On This Track" },
    544  1.46    mjacob { 0x64, 0x00, "Illegal Mode For This Track" },
    545  1.46    mjacob { 0x00, 0x00, (char *) 0 }
    546  1.47    bouyer };
    547  1.46    mjacob 
    548  1.46    mjacob static inline void
    549  1.46    mjacob asc2ascii(unsigned char asc, unsigned char ascq, char *result)
    550  1.46    mjacob {
    551  1.46    mjacob 	register int i = 0;
    552  1.47    bouyer 
    553  1.46    mjacob 	while (adesc[i].description != (char *) 0) {
    554  1.46    mjacob 		if (adesc[i].asc == asc && adesc[i].ascq == ascq) {
    555  1.46    mjacob 			break;
    556  1.46    mjacob 		}
    557  1.46    mjacob 		i++;
    558  1.46    mjacob 	}
    559  1.46    mjacob 	if (adesc[i].description == (char *) 0) {
    560  1.46    mjacob 		if (asc == 0x40 && ascq != 0) {
    561  1.46    mjacob 			(void) sprintf(result,
    562  1.47    bouyer 				"Diagnostic Failure on Component 0x%02x",
    563  1.47    bouyer 				ascq & 0xff);
    564  1.46    mjacob 		} else {
    565  1.46    mjacob 			(void) sprintf(result, "ASC 0x%02x ASCQ 0x%02x",
    566  1.47    bouyer 				asc & 0xff, ascq & 0xff);
    567  1.46    mjacob 		}
    568  1.46    mjacob 	} else {
    569  1.46    mjacob 		(void) strcpy(result, adesc[i].description);
    570  1.46    mjacob 	}
    571  1.46    mjacob }
    572  1.46    mjacob 
    573  1.46    mjacob void
    574  1.46    mjacob scsi_print_sense(xs, verbosity)
    575  1.47    bouyer 	struct scsipi_xfer *xs;
    576  1.46    mjacob 	int verbosity;
    577  1.46    mjacob {
    578  1.46    mjacob 	int32_t info;
    579  1.46    mjacob 	register int i, j, k;
    580  1.46    mjacob 	char *sbs, *s;
    581  1.46    mjacob 
    582  1.47    bouyer 	xs->sc_link->sc_print_addr(xs->sc_link);
    583  1.47    bouyer 	s = (char *) &xs->sense.scsi_sense;
    584  1.46    mjacob 	printf(" Check Condition on opcode %x\n", xs->cmd->opcode);
    585  1.46    mjacob 
    586  1.46    mjacob 	/*
    587  1.46    mjacob 	 * Basics- print out SENSE KEY
    588  1.46    mjacob 	 */
    589  1.48    bouyer 	printf("    SENSE KEY:  %s", scsi_decode_sense(s, 0));
    590  1.46    mjacob 
    591  1.46    mjacob 	/*
    592  1.47    bouyer 	 * Print out, unqualified but aligned, FMK, EOM and ILI status.
    593  1.46    mjacob 	 */
    594  1.46    mjacob 	if (s[2] & 0xe0) {
    595  1.46    mjacob 		char pad;
    596  1.48    bouyer 		printf("\n              ");
    597  1.46    mjacob 		pad = ' ';
    598  1.46    mjacob 		if (s[2] & SSD_FILEMARK) {
    599  1.46    mjacob 			printf("%c Filemark Detected", pad);
    600  1.46    mjacob 			pad = ',';
    601  1.46    mjacob 		}
    602  1.46    mjacob 		if (s[2] & SSD_EOM) {
    603  1.46    mjacob 			printf("%c EOM Detected", pad);
    604  1.46    mjacob 			pad = ',';
    605  1.46    mjacob 		}
    606  1.46    mjacob 		if (s[2] & SSD_ILI) {
    607  1.46    mjacob 			printf("%c Incorrect Length Indicator Set", pad);
    608  1.46    mjacob 		}
    609  1.46    mjacob 	}
    610  1.46    mjacob 
    611  1.46    mjacob 	/*
    612  1.46    mjacob 	 * Now we should figure out, based upon device type, how
    613  1.46    mjacob 	 * to format the information field. Unfortunately, that's
    614  1.46    mjacob 	 * not convenient here, so we'll print it as a signed
    615  1.46    mjacob 	 * 32 bit integer.
    616  1.46    mjacob 	 */
    617  1.46    mjacob 	info = _4btol(&s[3]);
    618  1.46    mjacob 	if (info) {
    619  1.46    mjacob 		printf("\n   INFO FIELD:  %d", info);
    620  1.46    mjacob 	}
    621  1.46    mjacob 
    622  1.46    mjacob 	/*
    623  1.46    mjacob 	 * Now we check additional length to see whether there is
    624  1.46    mjacob 	 * more information to extract.
    625  1.46    mjacob 	 */
    626  1.46    mjacob 
    627  1.46    mjacob 	/* enough for command specific information? */
    628  1.46    mjacob 	if (s[7] < 4) {
    629  1.46    mjacob 		printf("\n");
    630  1.46    mjacob 		return;
    631  1.46    mjacob 	}
    632  1.46    mjacob 	info = _4btol(&s[8]);
    633  1.46    mjacob 	if (info) {
    634  1.46    mjacob 		printf("\n COMMAND INFO:  %d (0x%x)", info, info);
    635  1.46    mjacob 	}
    636  1.46    mjacob 
    637  1.46    mjacob 	/*
    638  1.46    mjacob 	 * Decode ASC && ASCQ info, plus FRU, plus the rest...
    639  1.46    mjacob 	 */
    640  1.46    mjacob 
    641  1.46    mjacob 	sbs = scsi_decode_sense(s, 1);
    642  1.46    mjacob 	if (sbs) {
    643  1.48    bouyer 		printf("\n     ASC/ASCQ:  %s", sbs);
    644  1.46    mjacob 	}
    645  1.46    mjacob 	if (s[14] != 0) {
    646  1.48    bouyer 		printf("\n     FRU CODE:  0x%x\n", s[14] & 0xff);
    647  1.46    mjacob 	}
    648  1.46    mjacob 	sbs = scsi_decode_sense(s, 3);
    649  1.46    mjacob 	if (sbs) {
    650  1.48    bouyer 		printf("\n         SKSV:  %s", sbs);
    651  1.46    mjacob 	}
    652  1.46    mjacob 	printf("\n");
    653  1.46    mjacob 	if (verbosity == 0) {
    654  1.46    mjacob 		printf("\n");
    655  1.46    mjacob 		return;
    656  1.46    mjacob 	}
    657  1.46    mjacob 
    658  1.46    mjacob 	/*
    659  1.46    mjacob 	 * Now figure whether we should print any additional informtion.
    660  1.46    mjacob 	 *
    661  1.46    mjacob 	 * Where should we start from? If we had SKSV data,
    662  1.46    mjacob 	 * start from offset 18, else from offset 15.
    663  1.46    mjacob 	 *
    664  1.46    mjacob 	 * From that point until the end of the buffer, check for any
    665  1.46    mjacob 	 * nonzero data. If we have some, go back and print the lot,
    666  1.46    mjacob 	 * otherwise we're done.
    667  1.46    mjacob 	 */
    668  1.46    mjacob 	if (sbs) {
    669  1.46    mjacob 		i = 18;
    670  1.46    mjacob 	} else {
    671  1.46    mjacob 		i = 15;
    672  1.46    mjacob 	}
    673  1.46    mjacob 	for (j = i; j < sizeof (xs->sense); j++) {
    674  1.46    mjacob 		if (s[j])
    675  1.46    mjacob 			break;
    676  1.46    mjacob 	}
    677  1.46    mjacob 	if (j == sizeof (xs->sense))
    678  1.46    mjacob 		return;
    679  1.46    mjacob 
    680  1.46    mjacob 	printf("\n Additional Sense Information (byte %d out...):\n", i);
    681  1.46    mjacob 	if (i == 15) {
    682  1.46    mjacob 		printf("\n\t%2d:", i);
    683  1.46    mjacob 		k = 7;
    684  1.46    mjacob 	} else {
    685  1.46    mjacob 		printf("\n\t%2d:", i);
    686  1.46    mjacob 		k = 2;
    687  1.46    mjacob 		j -= 2;
    688  1.46    mjacob 	}
    689  1.46    mjacob 	while (j > 0) {
    690  1.46    mjacob 		if (i >= sizeof (xs->sense))
    691  1.46    mjacob 			break;
    692  1.46    mjacob 		if (k == 8) {
    693  1.46    mjacob 			k = 0;
    694  1.46    mjacob 			printf("\n\t%2d:", i);
    695  1.46    mjacob 		}
    696  1.46    mjacob 		printf(" 0x%02x", s[i] & 0xff);
    697  1.46    mjacob 		k++;
    698  1.46    mjacob 		j--;
    699  1.46    mjacob 		i++;
    700  1.46    mjacob 	}
    701  1.46    mjacob 	printf("\n\n");
    702  1.46    mjacob }
    703  1.46    mjacob 
    704  1.46    mjacob char *
    705  1.46    mjacob scsi_decode_sense(void *sinfo, int flag)
    706  1.46    mjacob {
    707  1.46    mjacob 	unsigned char *snsbuf;
    708  1.46    mjacob 	unsigned char skey;
    709  1.46    mjacob 	static char rqsbuf[132];
    710  1.46    mjacob 
    711  1.46    mjacob 	skey = 0;
    712  1.46    mjacob 
    713  1.46    mjacob 	snsbuf = (unsigned char *) sinfo;
    714  1.46    mjacob 	if (flag == 0 || flag == 2 || flag == 3) {
    715  1.46    mjacob 		skey = snsbuf[2] & 0xf;
    716  1.46    mjacob 	}
    717  1.47    bouyer 	if (flag == 0) {				/* Sense Key Only */
    718  1.46    mjacob 		(void) strcpy(rqsbuf, sense_keys[skey]);
    719  1.46    mjacob 		return (rqsbuf);
    720  1.47    bouyer 	} else if (flag == 1) {		 /* ASC/ASCQ Only */
    721  1.46    mjacob 		asc2ascii(snsbuf[12], snsbuf[13], rqsbuf);
    722  1.46    mjacob 		return (rqsbuf);
    723  1.47    bouyer 	} else  if (flag == 2) {		/* Sense Key && ASC/ASCQ */
    724  1.46    mjacob 		auto char localbuf[64];
    725  1.46    mjacob 		asc2ascii(snsbuf[12], snsbuf[13], localbuf);
    726  1.46    mjacob 		(void) sprintf(rqsbuf, "%s, %s", sense_keys[skey], localbuf);
    727  1.46    mjacob 		return (rqsbuf);
    728  1.46    mjacob 	} else if (flag == 3  && snsbuf[7] >= 9 && (snsbuf[15] & 0x80)) {
    729  1.46    mjacob 		/*
    730  1.46    mjacob 		 * SKSV Data
    731  1.46    mjacob 		 */
    732  1.46    mjacob 		switch (skey) {
    733  1.47    bouyer 		case 0x5:	   /* Illegal Request */
    734  1.46    mjacob 			if (snsbuf[15] & 0x8) {
    735  1.46    mjacob 				(void) sprintf(rqsbuf,
    736  1.47    bouyer 					"Error in %s, Offset %d, bit %d",
    737  1.47    bouyer 					(snsbuf[15] & 0x40)? "CDB" : "Parameters",
    738  1.47    bouyer 					(snsbuf[16] & 0xff) << 8 |
    739  1.47    bouyer 					(snsbuf[17] & 0xff), snsbuf[15] & 0xf);
    740  1.46    mjacob 			} else {
    741  1.46    mjacob 				(void) sprintf(rqsbuf,
    742  1.47    bouyer 					"Error in %s, Offset %d",
    743  1.47    bouyer 					(snsbuf[15] & 0x40)? "CDB" : "Parameters",
    744  1.47    bouyer 					(snsbuf[16] & 0xff) << 8 |
    745  1.47    bouyer 					(snsbuf[17] & 0xff));
    746  1.46    mjacob 			}
    747  1.46    mjacob 			return (rqsbuf);
    748  1.46    mjacob 		case 0x1:
    749  1.46    mjacob 		case 0x3:
    750  1.46    mjacob 		case 0x4:
    751  1.46    mjacob 			(void) sprintf(rqsbuf, "Actual Retry Count: %d",
    752  1.47    bouyer 				(snsbuf[16] & 0xff) << 8 | (snsbuf[17] & 0xff));
    753  1.46    mjacob 			return (rqsbuf);
    754  1.46    mjacob 		case 0x2:
    755  1.46    mjacob 			(void) sprintf(rqsbuf, "Progress Indicator: %d",
    756  1.47    bouyer 				(snsbuf[16] & 0xff) << 8 | (snsbuf[17] & 0xff));
    757  1.46    mjacob 			return (rqsbuf);
    758  1.46    mjacob 		default:
    759  1.46    mjacob 			break;
    760  1.46    mjacob 		}
    761  1.46    mjacob 	}
    762  1.46    mjacob 	return ((char *) 0);
    763  1.46    mjacob }
    764  1.46    mjacob #endif
    765