This source file includes following definitions.
- scsi_init
- scsi_deinit
- scsi_get_xs
- scsi_free_xs
- scsi_make_xs
- scsi_size
- scsi_test_unit_ready
- scsi_inquire
- scsi_inquire_vpd
- scsi_prevent
- scsi_start
- scsi_mode_sense
- scsi_mode_sense_big
- scsi_mode_sense_page
- scsi_mode_sense_big_page
- scsi_do_mode_sense
- scsi_mode_select
- scsi_mode_select_big
- scsi_report_luns
- scsi_done
- scsi_execute_xs
- scsi_scsi_cmd
- sc_err1
- scsi_delay
- scsi_interpret_sense
- sc_print_addr
- asc2ascii
- asc2ascii
- scsi_print_sense
- scsi_decode_sense
- show_scsi_xs
- show_scsi_cmd
- show_mem
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38 #include <sys/types.h>
39 #include <sys/param.h>
40 #include <sys/systm.h>
41 #include <sys/kernel.h>
42 #include <sys/buf.h>
43 #include <sys/uio.h>
44 #include <sys/malloc.h>
45 #include <sys/errno.h>
46 #include <sys/device.h>
47 #include <sys/proc.h>
48 #include <sys/pool.h>
49
50 #include <scsi/scsi_all.h>
51 #include <scsi/scsi_disk.h>
52 #include <scsi/scsiconf.h>
53
54 static __inline struct scsi_xfer *scsi_make_xs(struct scsi_link *,
55 struct scsi_generic *, int cmdlen, u_char *data_addr,
56 int datalen, int retries, int timeout, struct buf *, int flags);
57 static __inline void asc2ascii(u_int8_t, u_int8_t ascq, char *result,
58 size_t len);
59 int sc_err1(struct scsi_xfer *);
60 int scsi_interpret_sense(struct scsi_xfer *);
61 char *scsi_decode_sense(struct scsi_sense_data *, int);
62
63
64 #define DECODE_SENSE_KEY 1
65 #define DECODE_ASC_ASCQ 2
66 #define DECODE_SKSV 3
67
68 int scsi_running = 0;
69 struct pool scsi_xfer_pool;
70
71
72
73
74 void
75 scsi_init()
76 {
77 if (scsi_running++)
78 return;
79
80 #if defined(SCSI_DELAY) && SCSI_DELAY > 0
81
82 delay(1000000 * SCSI_DELAY);
83 #endif
84
85
86 pool_init(&scsi_xfer_pool, sizeof(struct scsi_xfer), 0,
87 0, 0, "scxspl", NULL);
88 }
89
90 void
91 scsi_deinit()
92 {
93 if (--scsi_running)
94 return;
95 }
96
97
98
99
100
101
102
103
104
105
106
107
108 struct scsi_xfer *
109 scsi_get_xs(struct scsi_link *sc_link, int flags)
110 {
111 struct scsi_xfer *xs;
112 int s;
113
114 SC_DEBUG(sc_link, SDEV_DB3, ("scsi_get_xs\n"));
115
116 s = splbio();
117 while (sc_link->openings == 0) {
118 SC_DEBUG(sc_link, SDEV_DB3, ("sleeping\n"));
119 if ((flags & SCSI_NOSLEEP) != 0) {
120 splx(s);
121 return (NULL);
122 }
123 sc_link->flags |= SDEV_WAITING;
124 if (tsleep(sc_link, PRIBIO|PCATCH, "getxs", 0)) {
125
126 sc_link->flags &= ~SDEV_WAITING;
127 splx(s);
128 return (NULL);
129 }
130 }
131 SC_DEBUG(sc_link, SDEV_DB3, ("calling pool_get\n"));
132 xs = pool_get(&scsi_xfer_pool,
133 ((flags & SCSI_NOSLEEP) != 0 ? PR_NOWAIT : PR_WAITOK));
134 if (xs != NULL) {
135 bzero(xs, sizeof(*xs));
136 sc_link->openings--;
137 xs->flags = flags;
138 } else {
139 sc_print_addr(sc_link);
140 printf("cannot allocate scsi xs\n");
141 }
142 splx(s);
143
144 SC_DEBUG(sc_link, SDEV_DB3, ("returning\n"));
145
146 return (xs);
147 }
148
149
150
151
152
153
154 void
155 scsi_free_xs(struct scsi_xfer *xs, int start)
156 {
157 struct scsi_link *sc_link = xs->sc_link;
158
159 splassert(IPL_BIO);
160
161 SC_DEBUG(sc_link, SDEV_DB3, ("scsi_free_xs\n"));
162
163 pool_put(&scsi_xfer_pool, xs);
164 sc_link->openings++;
165
166
167 if ((sc_link->flags & SDEV_WAITING) != 0) {
168 sc_link->flags &= ~SDEV_WAITING;
169 wakeup(sc_link);
170 } else if (start && sc_link->device->start) {
171 SC_DEBUG(sc_link, SDEV_DB2,
172 ("calling private start()\n"));
173 (*(sc_link->device->start)) (sc_link->device_softc);
174 }
175 }
176
177
178
179
180 static __inline struct scsi_xfer *
181 scsi_make_xs(struct scsi_link *sc_link, struct scsi_generic *scsi_cmd,
182 int cmdlen, u_char *data_addr, int datalen, int retries, int timeout,
183 struct buf *bp, int flags)
184 {
185 struct scsi_xfer *xs;
186
187 if ((xs = scsi_get_xs(sc_link, flags)) == NULL)
188 return (NULL);
189
190
191
192
193
194 xs->sc_link = sc_link;
195 bcopy(scsi_cmd, &xs->cmdstore, cmdlen);
196 xs->cmd = &xs->cmdstore;
197 xs->cmdlen = cmdlen;
198 xs->data = data_addr;
199 xs->datalen = datalen;
200 xs->retries = retries;
201 xs->timeout = timeout;
202 xs->bp = bp;
203
204
205
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210
211
212
213 xs->cmd->bytes[0] &= ~SCSI_CMD_LUN_MASK;
214 if (sc_link->lun < 8)
215 xs->cmd->bytes[0] |= ((sc_link->lun << SCSI_CMD_LUN_SHIFT) &
216 SCSI_CMD_LUN_MASK);
217
218 return (xs);
219 }
220
221
222
223
224 daddr64_t
225 scsi_size(struct scsi_link *sc_link, int flags, u_int32_t *blksize)
226 {
227 struct scsi_read_cap_data_16 rdcap16;
228 struct scsi_read_capacity_16 rc16;
229 struct scsi_read_cap_data rdcap;
230 struct scsi_read_capacity rc;
231 daddr64_t max_addr;
232 int error;
233
234 if (blksize != NULL)
235 *blksize = 0;
236
237
238
239
240 bzero(&rc, sizeof(rc));
241 bzero(&rdcap, sizeof(rdcap));
242 rc.opcode = READ_CAPACITY;
243
244
245
246
247
248 error = scsi_scsi_cmd(sc_link, (struct scsi_generic *)&rc, sizeof(rc),
249 (u_char *)&rdcap, sizeof(rdcap), 2, 20000, NULL,
250 flags | SCSI_DATA_IN);
251 if (error) {
252 SC_DEBUG(sc_link, SDEV_DB1, ("READ CAPACITY error (%#x)\n",
253 error));
254 return (0);
255 }
256
257 max_addr = _4btol(rdcap.addr);
258 if (blksize != NULL)
259 *blksize = _4btol(rdcap.length);
260
261 if (max_addr != 0xffffffff)
262 return (max_addr + 1);
263
264
265
266
267 bzero(&rc16, sizeof(rc16));
268 bzero(&rdcap16, sizeof(rdcap16));
269 rc16.opcode = READ_CAPACITY_16;
270 rc16.byte2 = SRC16_SERVICE_ACTION;
271 _lto4b(sizeof(rdcap16), rc16.length);
272
273 error = scsi_scsi_cmd(sc_link, (struct scsi_generic *)&rc16,
274 sizeof(rc16), (u_char *)&rdcap16, sizeof(rdcap16), 2, 20000, NULL,
275 flags | SCSI_DATA_IN);
276 if (error) {
277 SC_DEBUG(sc_link, SDEV_DB1, ("READ CAPACITY 16 error (%#x)\n",
278 error));
279 return (0);
280 }
281
282 max_addr = _8btol(rdcap16.addr);
283 if (blksize != NULL)
284 *blksize = _4btol(rdcap16.length);
285
286 return (max_addr + 1);
287 }
288
289
290
291
292 int
293 scsi_test_unit_ready(struct scsi_link *sc_link, int retries, int flags)
294 {
295 struct scsi_test_unit_ready scsi_cmd;
296
297 if (sc_link->quirks & ADEV_NOTUR)
298 return (0);
299
300 bzero(&scsi_cmd, sizeof(scsi_cmd));
301 scsi_cmd.opcode = TEST_UNIT_READY;
302
303 return (scsi_scsi_cmd(sc_link, (struct scsi_generic *) &scsi_cmd,
304 sizeof(scsi_cmd), 0, 0, retries, 10000, NULL, flags));
305 }
306
307
308
309
310
311 int
312 scsi_inquire(struct scsi_link *sc_link, struct scsi_inquiry_data *inqbuf,
313 int flags)
314 {
315 struct scsi_inquiry scsi_cmd;
316 int length;
317 int error;
318
319 bzero(&scsi_cmd, sizeof(scsi_cmd));
320 scsi_cmd.opcode = INQUIRY;
321
322 bzero(inqbuf, sizeof(*inqbuf));
323
324 memset(&inqbuf->vendor, ' ', sizeof inqbuf->vendor);
325 memset(&inqbuf->product, ' ', sizeof inqbuf->product);
326 memset(&inqbuf->revision, ' ', sizeof inqbuf->revision);
327 memset(&inqbuf->extra, ' ', sizeof inqbuf->extra);
328
329
330
331
332
333 length = SID_INQUIRY_HDR + SID_SCSI2_ALEN;
334 _lto2b(length, scsi_cmd.length);
335 error = scsi_scsi_cmd(sc_link, (struct scsi_generic *)&scsi_cmd,
336 sizeof(scsi_cmd), (u_char *)inqbuf, length, 2, 10000, NULL,
337 SCSI_DATA_IN | flags);
338
339 return (error);
340 }
341
342
343
344
345 int
346 scsi_inquire_vpd(struct scsi_link *sc_link, void *buf, u_int buflen,
347 u_int8_t page, int flags)
348 {
349 struct scsi_inquiry scsi_cmd;
350 int error;
351
352 bzero(&scsi_cmd, sizeof(scsi_cmd));
353 scsi_cmd.opcode = INQUIRY;
354 scsi_cmd.flags = SI_EVPD;
355 scsi_cmd.pagecode = page;
356 _lto2b(buflen, scsi_cmd.length);
357
358 bzero(buf, buflen);
359
360 error = scsi_scsi_cmd(sc_link, (struct scsi_generic *)&scsi_cmd,
361 sizeof(scsi_cmd), buf, buflen, 2, 10000, NULL,
362 SCSI_DATA_IN | flags);
363
364 return (error);
365 }
366
367
368
369
370 int
371 scsi_prevent(struct scsi_link *sc_link, int type, int flags)
372 {
373 struct scsi_prevent scsi_cmd;
374
375 if (sc_link->quirks & ADEV_NODOORLOCK)
376 return (0);
377
378 bzero(&scsi_cmd, sizeof(scsi_cmd));
379 scsi_cmd.opcode = PREVENT_ALLOW;
380 scsi_cmd.how = type;
381
382 return (scsi_scsi_cmd(sc_link, (struct scsi_generic *)&scsi_cmd,
383 sizeof(scsi_cmd), 0, 0, 2, 5000, NULL, flags));
384 }
385
386
387
388
389 int
390 scsi_start(struct scsi_link *sc_link, int type, int flags)
391 {
392 struct scsi_start_stop scsi_cmd;
393
394 bzero(&scsi_cmd, sizeof(scsi_cmd));
395 scsi_cmd.opcode = START_STOP;
396 scsi_cmd.byte2 = 0x00;
397 scsi_cmd.how = type;
398
399 return (scsi_scsi_cmd(sc_link, (struct scsi_generic *)&scsi_cmd,
400 sizeof(scsi_cmd), 0, 0, 2,
401 type == SSS_START ? 30000 : 10000, NULL, flags));
402 }
403
404 int
405 scsi_mode_sense(struct scsi_link *sc_link, int byte2, int page,
406 struct scsi_mode_header *data, size_t len, int flags, int timeout)
407 {
408 struct scsi_mode_sense scsi_cmd;
409 int error;
410
411
412
413
414
415
416 bzero(data, len);
417
418 bzero(&scsi_cmd, sizeof(scsi_cmd));
419 scsi_cmd.opcode = MODE_SENSE;
420 scsi_cmd.byte2 = byte2;
421 scsi_cmd.page = page;
422
423 if (len > 0xff)
424 len = 0xff;
425 scsi_cmd.length = len;
426
427 error = scsi_scsi_cmd(sc_link, (struct scsi_generic *)&scsi_cmd,
428 sizeof(scsi_cmd), (u_char *)data, len, 4, timeout, NULL,
429 flags | SCSI_DATA_IN);
430
431 SC_DEBUG(sc_link, SDEV_DB2, ("scsi_mode_sense: page %#x, error = %d\n",
432 page, error));
433
434 return (error);
435 }
436
437 int
438 scsi_mode_sense_big(struct scsi_link *sc_link, int byte2, int page,
439 struct scsi_mode_header_big *data, size_t len, int flags, int timeout)
440 {
441 struct scsi_mode_sense_big scsi_cmd;
442 int error;
443
444
445
446
447
448
449 bzero(data, len);
450
451 bzero(&scsi_cmd, sizeof(scsi_cmd));
452 scsi_cmd.opcode = MODE_SENSE_BIG;
453 scsi_cmd.byte2 = byte2;
454 scsi_cmd.page = page;
455
456 if (len > 0xffff)
457 len = 0xffff;
458 _lto2b(len, scsi_cmd.length);
459
460 error = scsi_scsi_cmd(sc_link, (struct scsi_generic *)&scsi_cmd,
461 sizeof(scsi_cmd), (u_char *)data, len, 4, timeout, NULL,
462 flags | SCSI_DATA_IN);
463
464 SC_DEBUG(sc_link, SDEV_DB2,
465 ("scsi_mode_sense_big: page %#x, error = %d\n", page, error));
466
467 return (error);
468 }
469
470 void *
471 scsi_mode_sense_page(struct scsi_mode_header *hdr, const int page_len)
472 {
473 int total_length, header_length;
474
475 total_length = hdr->data_length + sizeof(hdr->data_length);
476 header_length = sizeof(*hdr) + hdr->blk_desc_len;
477
478 if ((total_length - header_length) < page_len)
479 return (NULL);
480
481 return ((u_char *)hdr + header_length);
482 }
483
484 void *
485 scsi_mode_sense_big_page(struct scsi_mode_header_big *hdr, const int page_len)
486 {
487 int total_length, header_length;
488
489 total_length = _2btol(hdr->data_length) + sizeof(hdr->data_length);
490 header_length = sizeof(*hdr) + _2btol(hdr->blk_desc_len);
491
492 if ((total_length - header_length) < page_len)
493 return (NULL);
494
495 return ((u_char *)hdr + header_length);
496 }
497
498 int
499 scsi_do_mode_sense(struct scsi_link *sc_link, int page,
500 union scsi_mode_sense_buf *buf, void **page_data, u_int32_t *density,
501 u_int64_t *block_count, u_int32_t *block_size, int page_len, int flags,
502 int *big)
503 {
504 struct scsi_direct_blk_desc *direct;
505 struct scsi_blk_desc *general;
506 int error, blk_desc_len, offset;
507
508 *page_data = NULL;
509
510 if (density != NULL)
511 *density = 0;
512 if (block_count != NULL)
513 *block_count = 0;
514 if (block_size != NULL)
515 *block_size = 0;
516 if (big != NULL)
517 *big = 0;
518
519 if ((sc_link->flags & SDEV_ATAPI) == 0 ||
520 (sc_link->inqdata.device & SID_TYPE) == T_SEQUENTIAL) {
521
522
523
524
525
526
527
528
529
530 error = scsi_mode_sense(sc_link, 0, page, &buf->hdr,
531 sizeof(*buf), flags, 20000);
532 if (error == 0) {
533 *page_data = scsi_mode_sense_page(&buf->hdr, page_len);
534 if (*page_data == NULL) {
535
536
537
538
539
540
541
542
543 return (0);
544 }
545 offset = sizeof(struct scsi_mode_header);
546 blk_desc_len = buf->hdr.blk_desc_len;
547 goto blk_desc;
548 }
549 }
550
551
552
553
554
555
556 error = scsi_mode_sense_big(sc_link, 0, page, &buf->hdr_big,
557 sizeof(*buf), flags, 20000);
558 if (error != 0)
559 return (error);
560 if (_2btol(buf->hdr_big.data_length) < 6)
561 return (EIO);
562
563 if (big != NULL)
564 *big = 1;
565 offset = sizeof(struct scsi_mode_header_big);
566 *page_data = scsi_mode_sense_big_page(&buf->hdr_big, page_len);
567 blk_desc_len = _2btol(buf->hdr_big.blk_desc_len);
568
569 blk_desc:
570
571 if (blk_desc_len == 0 || (blk_desc_len % 8 != 0))
572 return (0);
573
574 switch (sc_link->inqdata.device & SID_TYPE) {
575 case T_SEQUENTIAL:
576
577
578
579 general = (struct scsi_blk_desc *)&buf->buf[offset];
580 if (density != NULL)
581 *density = general->density;
582 if (block_size != NULL)
583 *block_size = _3btol(general->blklen);
584 if (block_count != NULL)
585 *block_count = (u_int64_t)_3btol(general->nblocks);
586 break;
587
588 default:
589 direct = (struct scsi_direct_blk_desc *)&buf->buf[offset];
590 if (density != NULL)
591 *density = direct->density;
592 if (block_size != NULL)
593 *block_size = _3btol(direct->blklen);
594 if (block_count != NULL)
595 *block_count = (u_int64_t)_4btol(direct->nblocks);
596 break;
597 }
598
599 return (0);
600 }
601
602 int
603 scsi_mode_select(struct scsi_link *sc_link, int byte2,
604 struct scsi_mode_header *data, int flags, int timeout)
605 {
606 struct scsi_mode_select scsi_cmd;
607 int error;
608
609 bzero(&scsi_cmd, sizeof(scsi_cmd));
610 scsi_cmd.opcode = MODE_SELECT;
611 scsi_cmd.byte2 = byte2;
612 scsi_cmd.length = data->data_length + 1;
613
614
615 data->data_length = 0;
616
617 error = scsi_scsi_cmd(sc_link, (struct scsi_generic *)&scsi_cmd,
618 sizeof(scsi_cmd), (u_char *)data, scsi_cmd.length, 4, timeout, NULL,
619 flags | SCSI_DATA_OUT);
620
621 SC_DEBUG(sc_link, SDEV_DB2, ("scsi_mode_select: error = %d\n", error));
622
623 return (error);
624 }
625
626 int
627 scsi_mode_select_big(struct scsi_link *sc_link, int byte2,
628 struct scsi_mode_header_big *data, int flags, int timeout)
629 {
630 struct scsi_mode_select_big scsi_cmd;
631 u_int32_t len;
632 int error;
633
634 len = _2btol(data->data_length) + 2;
635
636 bzero(&scsi_cmd, sizeof(scsi_cmd));
637 scsi_cmd.opcode = MODE_SELECT_BIG;
638 scsi_cmd.byte2 = byte2;
639 _lto2b(len, scsi_cmd.length);
640
641
642 _lto2b(0, data->data_length);
643
644 error = scsi_scsi_cmd(sc_link, (struct scsi_generic *)&scsi_cmd,
645 sizeof(scsi_cmd), (u_char *)data, len, 4, timeout, NULL,
646 flags | SCSI_DATA_OUT);
647
648 SC_DEBUG(sc_link, SDEV_DB2, ("scsi_mode_select_big: error = %d\n",
649 error));
650
651 return (error);
652 }
653
654 int
655 scsi_report_luns(struct scsi_link *sc_link, int selectreport,
656 struct scsi_report_luns_data *data, u_int32_t datalen, int flags,
657 int timeout)
658 {
659 struct scsi_report_luns scsi_cmd;
660 int error;
661
662 bzero(&scsi_cmd, sizeof(scsi_cmd));
663 bzero(data, datalen);
664
665 scsi_cmd.opcode = REPORT_LUNS;
666 scsi_cmd.selectreport = selectreport;
667 _lto4b(datalen, scsi_cmd.length);
668
669 error = scsi_scsi_cmd(sc_link, (struct scsi_generic *)&scsi_cmd,
670 sizeof(scsi_cmd), (u_char *)data, datalen, 4, timeout, NULL,
671 flags | SCSI_DATA_IN);
672
673 SC_DEBUG(sc_link, SDEV_DB2, ("scsi_report_luns: error = %d\n", error));
674
675 return (error);
676 }
677
678
679
680
681 void
682 scsi_done(struct scsi_xfer *xs)
683 {
684 struct scsi_link *sc_link = xs->sc_link;
685 struct buf *bp;
686 int error;
687
688 splassert(IPL_BIO);
689
690 SC_DEBUG(sc_link, SDEV_DB2, ("scsi_done\n"));
691 #ifdef SCSIDEBUG
692 if ((sc_link->flags & SDEV_DB1) != 0)
693 show_scsi_cmd(xs);
694 #endif
695
696
697
698
699
700
701 if ((xs->flags & SCSI_USER) != 0) {
702 SC_DEBUG(sc_link, SDEV_DB3, ("calling user done()\n"));
703 scsi_user_done(xs);
704 SC_DEBUG(sc_link, SDEV_DB3, ("returned from user done()\n"));
705
706 scsi_free_xs(xs, 1);
707 SC_DEBUG(sc_link, SDEV_DB3, ("returning to adapter\n"));
708 return;
709 }
710
711 if (!((xs->flags & (SCSI_NOSLEEP | SCSI_POLL)) == SCSI_NOSLEEP)) {
712
713
714
715
716
717 wakeup(xs);
718 return;
719 }
720
721
722
723
724
725 retry:
726 error = sc_err1(xs);
727 if (error == ERESTART) {
728 switch ((*(sc_link->adapter->scsi_cmd)) (xs)) {
729 case SUCCESSFULLY_QUEUED:
730 return;
731
732 case TRY_AGAIN_LATER:
733 xs->error = XS_BUSY;
734
735 case COMPLETE:
736 goto retry;
737 }
738 }
739
740 bp = xs->bp;
741 if (bp != NULL) {
742 if (error) {
743 bp->b_error = error;
744 bp->b_flags |= B_ERROR;
745 bp->b_resid = bp->b_bcount;
746 } else {
747 bp->b_error = 0;
748 bp->b_resid = xs->resid;
749 }
750 }
751
752 if (sc_link->device->done) {
753
754
755
756
757
758
759 (*sc_link->device->done)(xs);
760 }
761 scsi_free_xs(xs, 1);
762 if (bp != NULL)
763 biodone(bp);
764 }
765
766 int
767 scsi_execute_xs(struct scsi_xfer *xs)
768 {
769 int error, flags, rslt, s;
770
771 xs->flags &= ~ITSDONE;
772 xs->error = XS_NOERROR;
773 xs->resid = xs->datalen;
774 xs->status = 0;
775
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804
805
806 flags = xs->flags;
807 #ifdef DIAGNOSTIC
808 if ((flags & (SCSI_USER | SCSI_NOSLEEP)) == SCSI_USER)
809 panic("scsi_execute_xs: USER without NOSLEEP");
810 if ((flags & (SCSI_USER | SCSI_POLL)) == (SCSI_USER | SCSI_POLL))
811 panic("scsi_execute_xs: USER with POLL");
812 #endif
813 retry:
814 rslt = (*(xs->sc_link->adapter->scsi_cmd))(xs);
815 switch (rslt) {
816 case SUCCESSFULLY_QUEUED:
817 if ((flags & (SCSI_NOSLEEP | SCSI_POLL)) == SCSI_NOSLEEP)
818 return (EJUSTRETURN);
819 #ifdef DIAGNOSTIC
820 if (flags & SCSI_NOSLEEP)
821 panic("scsi_execute_xs: NOSLEEP and POLL");
822 #endif
823 s = splbio();
824
825 while ((xs->flags & ITSDONE) == 0)
826 tsleep(xs, PRIBIO + 1, "scsicmd", 0);
827 splx(s);
828
829 case COMPLETE:
830 if ((flags & (SCSI_NOSLEEP | SCSI_POLL)) == SCSI_NOSLEEP)
831 return (EJUSTRETURN);
832 if (xs->bp)
833 return (EJUSTRETURN);
834 doit:
835 SC_DEBUG(xs->sc_link, SDEV_DB3, ("back in cmd()\n"));
836 if ((error = sc_err1(xs)) != ERESTART)
837 return (error);
838 goto retry;
839
840 case TRY_AGAIN_LATER:
841 xs->error = XS_BUSY;
842 goto doit;
843
844 case NO_CCB:
845 return (EAGAIN);
846
847 default:
848 panic("scsi_execute_xs: invalid return code (%#x)", rslt);
849 }
850
851 #ifdef DIAGNOSTIC
852 panic("scsi_execute_xs: impossible");
853 #endif
854 return (EINVAL);
855 }
856
857
858
859
860
861
862
863 int
864 scsi_scsi_cmd(struct scsi_link *sc_link, struct scsi_generic *scsi_cmd,
865 int cmdlen, u_char *data_addr, int datalen, int retries, int timeout,
866 struct buf *bp, int flags)
867 {
868 struct scsi_xfer *xs;
869 int error;
870 int s;
871
872 SC_DEBUG(sc_link, SDEV_DB2, ("scsi_cmd\n"));
873
874 #ifdef DIAGNOSTIC
875 if (bp != NULL && (flags & SCSI_NOSLEEP) == 0)
876 panic("scsi_scsi_cmd: buffer without nosleep");
877 #endif
878
879 if ((xs = scsi_make_xs(sc_link, scsi_cmd, cmdlen, data_addr, datalen,
880 retries, timeout, bp, flags)) == NULL)
881 return (ENOMEM);
882
883 if ((error = scsi_execute_xs(xs)) == EJUSTRETURN)
884 return (0);
885
886 s = splbio();
887
888 if (error == EAGAIN)
889 scsi_free_xs(xs, 0);
890 else
891 scsi_free_xs(xs, 1);
892
893 splx(s);
894
895 return (error);
896 }
897
898 int
899 sc_err1(struct scsi_xfer *xs)
900 {
901 int error;
902
903 SC_DEBUG(xs->sc_link, SDEV_DB3, ("sc_err1,err = 0x%x\n", xs->error));
904
905
906
907
908
909
910
911
912 switch (xs->error) {
913 case XS_NOERROR:
914 error = 0;
915 break;
916
917 case XS_SENSE:
918 case XS_SHORTSENSE:
919 if ((error = scsi_interpret_sense(xs)) == ERESTART)
920 goto retry;
921 SC_DEBUG(xs->sc_link, SDEV_DB3,
922 ("scsi_interpret_sense returned %#x\n", error));
923 break;
924
925 case XS_BUSY:
926 if (xs->retries) {
927 if ((error = scsi_delay(xs, 1)) == EIO)
928 goto lose;
929 }
930
931 case XS_TIMEOUT:
932 retry:
933 if (xs->retries--) {
934 xs->error = XS_NOERROR;
935 xs->flags &= ~ITSDONE;
936 return ERESTART;
937 }
938
939 case XS_DRIVER_STUFFUP:
940 lose:
941 error = EIO;
942 break;
943
944 case XS_SELTIMEOUT:
945
946 error = EIO;
947 break;
948
949 case XS_RESET:
950 if (xs->retries) {
951 SC_DEBUG(xs->sc_link, SDEV_DB3,
952 ("restarting command destroyed by reset\n"));
953 goto retry;
954 }
955 error = EIO;
956 break;
957
958 default:
959 sc_print_addr(xs->sc_link);
960 printf("unknown error category (0x%x) from scsi driver\n",
961 xs->error);
962 error = EIO;
963 break;
964 }
965
966 return (error);
967 }
968
969 int
970 scsi_delay(struct scsi_xfer *xs, int seconds)
971 {
972 switch (xs->flags & (SCSI_POLL | SCSI_NOSLEEP)) {
973 case SCSI_POLL:
974 delay(1000000 * seconds);
975 return (ERESTART);
976 case SCSI_NOSLEEP:
977
978 return (ERESTART);
979 case (SCSI_POLL | SCSI_NOSLEEP):
980
981 return (EIO);
982 }
983
984 while (seconds-- > 0) {
985 if (tsleep(&lbolt, PRIBIO|PCATCH, "scbusy", 0)) {
986
987 return (EIO);
988 }
989 }
990
991 return (ERESTART);
992 }
993
994
995
996
997
998
999
1000 int
1001 scsi_interpret_sense(struct scsi_xfer *xs)
1002 {
1003 struct scsi_sense_data *sense = &xs->sense;
1004 struct scsi_link *sc_link = xs->sc_link;
1005 u_int8_t serr, skey;
1006 int error;
1007
1008 SC_DEBUG(sc_link, SDEV_DB1,
1009 ("code:%#x valid:%d key:%#x ili:%d eom:%d fmark:%d extra:%d\n",
1010 sense->error_code & SSD_ERRCODE,
1011 sense->error_code & SSD_ERRCODE_VALID ? 1 : 0,
1012 sense->flags & SSD_KEY,
1013 sense->flags & SSD_ILI ? 1 : 0,
1014 sense->flags & SSD_EOM ? 1 : 0,
1015 sense->flags & SSD_FILEMARK ? 1 : 0,
1016 sense->extra_len));
1017 #ifdef SCSIDEBUG
1018 if ((sc_link->flags & SDEV_DB1) != 0)
1019 show_mem((u_char *)&xs->sense, sizeof xs->sense);
1020 #endif
1021
1022
1023
1024
1025
1026
1027 if (sc_link->device->err_handler) {
1028 SC_DEBUG(sc_link, SDEV_DB2,
1029 ("calling private err_handler()\n"));
1030 error = (*sc_link->device->err_handler) (xs);
1031 if (error != EJUSTRETURN)
1032 return (error);
1033 }
1034
1035
1036 serr = sense->error_code & SSD_ERRCODE;
1037 if (serr != SSD_ERRCODE_CURRENT && serr != SSD_ERRCODE_DEFERRED)
1038 skey = 0xff;
1039 else
1040 skey = sense->flags & SSD_KEY;
1041
1042
1043
1044
1045 error = 0;
1046 switch (skey) {
1047 case SKEY_NO_SENSE:
1048 case SKEY_RECOVERED_ERROR:
1049 if (xs->resid == xs->datalen)
1050 xs->resid = 0;
1051 break;
1052 case SKEY_BLANK_CHECK:
1053 case SKEY_EQUAL:
1054 break;
1055 case SKEY_NOT_READY:
1056 if ((xs->flags & SCSI_IGNORE_NOT_READY) != 0)
1057 return (0);
1058 error = EIO;
1059 if (xs->retries) {
1060 switch (ASC_ASCQ(sense)) {
1061 case SENSE_NOT_READY_BECOMING_READY:
1062 case SENSE_NOT_READY_FORMAT:
1063 case SENSE_NOT_READY_REBUILD:
1064 case SENSE_NOT_READY_RECALC:
1065 case SENSE_NOT_READY_INPROGRESS:
1066 case SENSE_NOT_READY_LONGWRITE:
1067 case SENSE_NOT_READY_SELFTEST:
1068 SC_DEBUG(sc_link, SDEV_DB1,
1069 ("not ready: busy (%#x)\n",
1070 sense->add_sense_code_qual));
1071 return (scsi_delay(xs, 1));
1072 case SENSE_NOMEDIUM:
1073 case SENSE_NOMEDIUM_TCLOSED:
1074 case SENSE_NOMEDIUM_TOPEN:
1075 case SENSE_NOMEDIUM_LOADABLE:
1076 case SENSE_NOMEDIUM_AUXMEM:
1077 sc_link->flags &= ~SDEV_MEDIA_LOADED;
1078 error = ENOMEDIUM;
1079 break;
1080 default:
1081 break;
1082 }
1083 }
1084 break;
1085 case SKEY_MEDIUM_ERROR:
1086 switch (ASC_ASCQ(sense)) {
1087 case SENSE_NOMEDIUM:
1088 case SENSE_NOMEDIUM_TCLOSED:
1089 case SENSE_NOMEDIUM_TOPEN:
1090 case SENSE_NOMEDIUM_LOADABLE:
1091 case SENSE_NOMEDIUM_AUXMEM:
1092 sc_link->flags &= ~SDEV_MEDIA_LOADED;
1093 error = ENOMEDIUM;
1094 break;
1095 case SENSE_BAD_MEDIUM:
1096 case SENSE_NR_MEDIUM_UNKNOWN_FORMAT:
1097 case SENSE_NR_MEDIUM_INCOMPATIBLE_FORMAT:
1098 case SENSE_NW_MEDIUM_UNKNOWN_FORMAT:
1099 case SENSE_NW_MEDIUM_INCOMPATIBLE_FORMAT:
1100 case SENSE_NF_MEDIUM_INCOMPATIBLE_FORMAT:
1101 case SENSE_NW_MEDIUM_AC_MISMATCH:
1102 error = EMEDIUMTYPE;
1103 break;
1104 default:
1105 error = EIO;
1106 break;
1107 }
1108 break;
1109 case SKEY_ILLEGAL_REQUEST:
1110 if ((xs->flags & SCSI_IGNORE_ILLEGAL_REQUEST) != 0)
1111 return (0);
1112 if (ASC_ASCQ(sense) == SENSE_MEDIUM_REMOVAL_PREVENTED)
1113 return(EBUSY);
1114 error = EINVAL;
1115 break;
1116 case SKEY_UNIT_ATTENTION:
1117 switch (ASC_ASCQ(sense)) {
1118 case SENSE_POWER_RESET_OR_BUS:
1119 case SENSE_POWER_ON:
1120 case SENSE_BUS_RESET:
1121 case SENSE_BUS_DEVICE_RESET:
1122 case SENSE_DEVICE_INTERNAL_RESET:
1123 case SENSE_TSC_CHANGE_SE:
1124 case SENSE_TSC_CHANGE_LVD:
1125 case SENSE_IT_NEXUS_LOSS:
1126 return (scsi_delay(xs, 1));
1127 default:
1128 break;
1129 }
1130 if ((sc_link->flags & SDEV_REMOVABLE) != 0)
1131 sc_link->flags &= ~SDEV_MEDIA_LOADED;
1132 if ((xs->flags & SCSI_IGNORE_MEDIA_CHANGE) != 0 ||
1133
1134 (sc_link->flags & SDEV_REMOVABLE) == 0) {
1135 return (scsi_delay(xs, 1));
1136 }
1137 error = EIO;
1138 break;
1139 case SKEY_WRITE_PROTECT:
1140 error = EROFS;
1141 break;
1142 case SKEY_ABORTED_COMMAND:
1143 error = ERESTART;
1144 break;
1145 case SKEY_VOLUME_OVERFLOW:
1146 error = ENOSPC;
1147 break;
1148 case SKEY_HARDWARE_ERROR:
1149 if (ASC_ASCQ(sense) == SENSE_CARTRIDGE_FAULT)
1150 return(EMEDIUMTYPE);
1151 error = EIO;
1152 break;
1153 default:
1154 error = EIO;
1155 break;
1156 }
1157
1158 if (skey && (xs->flags & SCSI_SILENT) == 0)
1159 scsi_print_sense(xs);
1160
1161 return (error);
1162 }
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172 void
1173 sc_print_addr(struct scsi_link *sc_link)
1174 {
1175 printf("%s(%s:%d:%d): ",
1176 sc_link->device_softc ?
1177 ((struct device *)sc_link->device_softc)->dv_xname : "probe",
1178 ((struct device *)sc_link->adapter_softc)->dv_xname,
1179 sc_link->target, sc_link->lun);
1180 }
1181
1182 static const char *sense_keys[16] = {
1183 "No Additional Sense",
1184 "Soft Error",
1185 "Not Ready",
1186 "Media Error",
1187 "Hardware Error",
1188 "Illegal Request",
1189 "Unit Attention",
1190 "Write Protected",
1191 "Blank Check",
1192 "Vendor Unique",
1193 "Copy Aborted",
1194 "Aborted Command",
1195 "Equal Error",
1196 "Volume Overflow",
1197 "Miscompare Error",
1198 "Reserved"
1199 };
1200
1201 #ifdef SCSITERSE
1202 static __inline void
1203 asc2ascii(u_int8_t asc, u_int8_t ascq, char *result, size_t len)
1204 {
1205 snprintf(result, len, "ASC 0x%02x ASCQ 0x%02x", asc, ascq);
1206 }
1207 #else
1208 static const struct {
1209 u_int8_t asc, ascq;
1210 char *description;
1211 } adesc[] = {
1212 { 0x00, 0x00, "No Additional Sense Information" },
1213 { 0x00, 0x01, "Filemark Detected" },
1214 { 0x00, 0x02, "End-Of-Partition/Medium Detected" },
1215 { 0x00, 0x03, "Setmark Detected" },
1216 { 0x00, 0x04, "Beginning-Of-Partition/Medium Detected" },
1217 { 0x00, 0x05, "End-Of-Data Detected" },
1218 { 0x00, 0x06, "I/O Process Terminated" },
1219 { 0x00, 0x11, "Audio Play Operation In Progress" },
1220 { 0x00, 0x12, "Audio Play Operation Paused" },
1221 { 0x00, 0x13, "Audio Play Operation Successfully Completed" },
1222 { 0x00, 0x14, "Audio Play Operation Stopped Due to Error" },
1223 { 0x00, 0x15, "No Current Audio Status To Return" },
1224 { 0x00, 0x16, "Operation In Progress" },
1225 { 0x00, 0x17, "Cleaning Requested" },
1226 { 0x00, 0x18, "Erase Operation In Progress" },
1227 { 0x00, 0x19, "Locate Operation In Progress" },
1228 { 0x00, 0x1A, "Rewind Operation In Progress" },
1229 { 0x00, 0x1B, "Set Capacity Operation In Progress" },
1230 { 0x00, 0x1C, "Verify Operation In Progress" },
1231 { 0x01, 0x00, "No Index/Sector Signal" },
1232 { 0x02, 0x00, "No Seek Complete" },
1233 { 0x03, 0x00, "Peripheral Device Write Fault" },
1234 { 0x03, 0x01, "No Write Current" },
1235 { 0x03, 0x02, "Excessive Write Errors" },
1236 { 0x04, 0x00, "Logical Unit Not Ready, Cause Not Reportable" },
1237 { 0x04, 0x01, "Logical Unit Is in Process Of Becoming Ready" },
1238 { 0x04, 0x02, "Logical Unit Not Ready, Initialization Command Required" },
1239 { 0x04, 0x03, "Logical Unit Not Ready, Manual Intervention Required" },
1240 { 0x04, 0x04, "Logical Unit Not Ready, Format In Progress" },
1241 { 0x04, 0x05, "Logical Unit Not Ready, Rebuild In Progress" },
1242 { 0x04, 0x06, "Logical Unit Not Ready, Recalculation In Progress" },
1243 { 0x04, 0x07, "Logical Unit Not Ready, Operation In Progress" },
1244 { 0x04, 0x08, "Logical Unit Not Ready, Long Write In Progress" },
1245 { 0x04, 0x09, "Logical Unit Not Ready, Self-Test In Progress" },
1246 { 0x04, 0x0A, "Logical Unit Not Accessible, Asymmetric Access State Transition" },
1247 { 0x04, 0x0B, "Logical Unit Not Accessible, Target Port In Standby State" },
1248 { 0x04, 0x0C, "Logical Unit Not Accessible, Target Port In Unavailable State" },
1249 { 0x04, 0x10, "Logical Unit Not Ready, Auxiliary Memory Not Accessible" },
1250 { 0x04, 0x11, "Logical Unit Not Ready, Notify (Enable Spinup) Required" },
1251 { 0x05, 0x00, "Logical Unit Does Not Respond To Selection" },
1252 { 0x06, 0x00, "No Reference Position Found" },
1253 { 0x07, 0x00, "Multiple Peripheral Devices Selected" },
1254 { 0x08, 0x00, "Logical Unit Communication Failure" },
1255 { 0x08, 0x01, "Logical Unit Communication Timeout" },
1256 { 0x08, 0x02, "Logical Unit Communication Parity Error" },
1257 { 0x08, 0x03, "Logical Unit Communication CRC Error (ULTRA-DMA/32)" },
1258 { 0x08, 0x04, "Unreachable Copy Target" },
1259 { 0x09, 0x00, "Track Following Error" },
1260 { 0x09, 0x01, "Tracking Servo Failure" },
1261 { 0x09, 0x02, "Focus Servo Failure" },
1262 { 0x09, 0x03, "Spindle Servo Failure" },
1263 { 0x09, 0x04, "Head Select Fault" },
1264 { 0x0A, 0x00, "Error Log Overflow" },
1265 { 0x0B, 0x00, "Warning" },
1266 { 0x0B, 0x01, "Warning - Specified Temperature Exceeded" },
1267 { 0x0B, 0x02, "Warning - Enclosure Degraded" },
1268 { 0x0C, 0x00, "Write Error" },
1269 { 0x0C, 0x01, "Write Error Recovered with Auto Reallocation" },
1270 { 0x0C, 0x02, "Write Error - Auto Reallocate Failed" },
1271 { 0x0C, 0x03, "Write Error - Recommend Reassignment" },
1272 { 0x0C, 0x04, "Compression Check Miscompare Error" },
1273 { 0x0C, 0x05, "Data Expansion Occurred During Compression" },
1274 { 0x0C, 0x06, "Block Not Compressible" },
1275 { 0x0C, 0x07, "Write Error - Recovery Needed" },
1276 { 0x0C, 0x08, "Write Error - Recovery Failed" },
1277 { 0x0C, 0x09, "Write Error - Loss Of Streaming" },
1278 { 0x0C, 0x0A, "Write Error - Padding Blocks Added" },
1279 { 0x0C, 0x0B, "Auxiliary Memory Write Error" },
1280 { 0x0C, 0x0C, "Write Error - Unexpected Unsolicited Data" },
1281 { 0x0C, 0x0D, "Write Error - Not Enough Unsolicited Data" },
1282 { 0x0D, 0x00, "Error Detected By Third Party Temporary Initiator" },
1283 { 0x0D, 0x01, "Third Party Device Failure" },
1284 { 0x0D, 0x02, "Copy Target Device Not Reachable" },
1285 { 0x0D, 0x03, "Incorrect Copy Target Device Type" },
1286 { 0x0D, 0x04, "Copy Target Device Data Underrun" },
1287 { 0x0D, 0x05, "Copy Target Device Data Overrun" },
1288 { 0x0E, 0x00, "Invalid Information Unit" },
1289 { 0x0E, 0x01, "Information Unit Too Short" },
1290 { 0x0E, 0x02, "Information Unit Too Long" },
1291 { 0x10, 0x00, "ID CRC Or ECC Error" },
1292 { 0x11, 0x00, "Unrecovered Read Error" },
1293 { 0x11, 0x01, "Read Retries Exhausted" },
1294 { 0x11, 0x02, "Error Too Long To Correct" },
1295 { 0x11, 0x03, "Multiple Read Errors" },
1296 { 0x11, 0x04, "Unrecovered Read Error - Auto Reallocate Failed" },
1297 { 0x11, 0x05, "L-EC Uncorrectable Error" },
1298 { 0x11, 0x06, "CIRC Unrecovered Error" },
1299 { 0x11, 0x07, "Data Resynchronization Error" },
1300 { 0x11, 0x08, "Incomplete Block Read" },
1301 { 0x11, 0x09, "No Gap Found" },
1302 { 0x11, 0x0A, "Miscorrected Error" },
1303 { 0x11, 0x0B, "Uncorrected Read Error - Recommend Reassignment" },
1304 { 0x11, 0x0C, "Uncorrected Read Error - Recommend Rewrite The Data" },
1305 { 0x11, 0x0D, "De-Compression CRC Error" },
1306 { 0x11, 0x0E, "Cannot Decompress Using Declared Algorithm" },
1307 { 0x11, 0x0F, "Error Reading UPC/EAN Number" },
1308 { 0x11, 0x10, "Error Reading ISRC Number" },
1309 { 0x11, 0x11, "Read Error - Loss Of Streaming" },
1310 { 0x11, 0x12, "Auxiliary Memory Read Error" },
1311 { 0x11, 0x13, "Read Error - Failed Retransmission Request" },
1312 { 0x12, 0x00, "Address Mark Not Found for ID Field" },
1313 { 0x13, 0x00, "Address Mark Not Found for Data Field" },
1314 { 0x14, 0x00, "Recorded Entity Not Found" },
1315 { 0x14, 0x01, "Record Not Found" },
1316 { 0x14, 0x02, "Filemark or Setmark Not Found" },
1317 { 0x14, 0x03, "End-Of-Data Not Found" },
1318 { 0x14, 0x04, "Block Sequence Error" },
1319 { 0x14, 0x05, "Record Not Found - Recommend Reassignment" },
1320 { 0x14, 0x06, "Record Not Found - Data Auto-Reallocated" },
1321 { 0x14, 0x07, "Locate Operation Failure" },
1322 { 0x15, 0x00, "Random Positioning Error" },
1323 { 0x15, 0x01, "Mechanical Positioning Error" },
1324 { 0x15, 0x02, "Positioning Error Detected By Read of Medium" },
1325 { 0x16, 0x00, "Data Synchronization Mark Error" },
1326 { 0x16, 0x01, "Data Sync Error - Data Rewritten" },
1327 { 0x16, 0x02, "Data Sync Error - Recommend Rewrite" },
1328 { 0x16, 0x03, "Data Sync Error - Data Auto-Reallocated" },
1329 { 0x16, 0x04, "Data Sync Error - Recommend Reassignment" },
1330 { 0x17, 0x00, "Recovered Data With No Error Correction Applied" },
1331 { 0x17, 0x01, "Recovered Data With Retries" },
1332 { 0x17, 0x02, "Recovered Data With Positive Head Offset" },
1333 { 0x17, 0x03, "Recovered Data With Negative Head Offset" },
1334 { 0x17, 0x04, "Recovered Data With Retries and/or CIRC Applied" },
1335 { 0x17, 0x05, "Recovered Data Using Previous Sector ID" },
1336 { 0x17, 0x06, "Recovered Data Without ECC - Data Auto-Reallocated" },
1337 { 0x17, 0x07, "Recovered Data Without ECC - Recommend Reassignment" },
1338 { 0x17, 0x08, "Recovered Data Without ECC - Recommend Rewrite" },
1339 { 0x17, 0x09, "Recovered Data Without ECC - Data Rewritten" },
1340 { 0x18, 0x00, "Recovered Data With Error Correction Applied" },
1341 { 0x18, 0x01, "Recovered Data With Error Correction & Retries Applied" },
1342 { 0x18, 0x02, "Recovered Data - Data Auto-Reallocated" },
1343 { 0x18, 0x03, "Recovered Data With CIRC" },
1344 { 0x18, 0x04, "Recovered Data With L-EC" },
1345 { 0x18, 0x05, "Recovered Data - Recommend Reassignment" },
1346 { 0x18, 0x06, "Recovered Data - Recommend Rewrite" },
1347 { 0x18, 0x07, "Recovered Data With ECC - Data Rewritten" },
1348 { 0x18, 0x08, "Recovered Data With Linking" },
1349 { 0x19, 0x00, "Defect List Error" },
1350 { 0x19, 0x01, "Defect List Not Available" },
1351 { 0x19, 0x02, "Defect List Error in Primary List" },
1352 { 0x19, 0x03, "Defect List Error in Grown List" },
1353 { 0x1A, 0x00, "Parameter List Length Error" },
1354 { 0x1B, 0x00, "Synchronous Data Transfer Error" },
1355 { 0x1C, 0x00, "Defect List Not Found" },
1356 { 0x1C, 0x01, "Primary Defect List Not Found" },
1357 { 0x1C, 0x02, "Grown Defect List Not Found" },
1358 { 0x1D, 0x00, "Miscompare During Verify Operation" },
1359 { 0x1E, 0x00, "Recovered ID with ECC" },
1360 { 0x1F, 0x00, "Partial Defect List Transfer" },
1361 { 0x20, 0x00, "Invalid Command Operation Code" },
1362 { 0x20, 0x01, "Access Denied - Initiator Pending-Enrolled" },
1363 { 0x20, 0x02, "Access Denied - No Access rights" },
1364 { 0x20, 0x03, "Access Denied - Invalid Mgmt ID Key" },
1365 { 0x20, 0x04, "Illegal Command While In Write Capable State" },
1366 { 0x20, 0x05, "Obsolete" },
1367 { 0x20, 0x06, "Illegal Command While In Explicit Address Mode" },
1368 { 0x20, 0x07, "Illegal Command While In Implicit Address Mode" },
1369 { 0x20, 0x08, "Access Denied - Enrollment Conflict" },
1370 { 0x20, 0x09, "Access Denied - Invalid LU Identifier" },
1371 { 0x20, 0x0A, "Access Denied - Invalid Proxy Token" },
1372 { 0x20, 0x0B, "Access Denied - ACL LUN Conflict" },
1373 { 0x21, 0x00, "Logical Block Address Out of Range" },
1374 { 0x21, 0x01, "Invalid Element Address" },
1375 { 0x21, 0x02, "Invalid Address For Write" },
1376 { 0x22, 0x00, "Illegal Function (Should 20 00, 24 00, or 26 00)" },
1377 { 0x24, 0x00, "Illegal Field in CDB" },
1378 { 0x24, 0x01, "CDB Decryption Error" },
1379 { 0x24, 0x02, "Obsolete" },
1380 { 0x24, 0x03, "Obsolete" },
1381 { 0x24, 0x04, "Security Audit Value Frozen" },
1382 { 0x24, 0x05, "Security Working Key Frozen" },
1383 { 0x24, 0x06, "Nonce Not Unique" },
1384 { 0x24, 0x07, "Nonce Timestamp Out Of Range" },
1385 { 0x25, 0x00, "Logical Unit Not Supported" },
1386 { 0x26, 0x00, "Invalid Field In Parameter List" },
1387 { 0x26, 0x01, "Parameter Not Supported" },
1388 { 0x26, 0x02, "Parameter Value Invalid" },
1389 { 0x26, 0x03, "Threshold Parameters Not Supported" },
1390 { 0x26, 0x04, "Invalid Release Of Persistent Reservation" },
1391 { 0x26, 0x05, "Data Decryption Error" },
1392 { 0x26, 0x06, "Too Many Target Descriptors" },
1393 { 0x26, 0x07, "Unsupported Target Descriptor Type Code" },
1394 { 0x26, 0x08, "Too Many Segment Descriptors" },
1395 { 0x26, 0x09, "Unsupported Segment Descriptor Type Code" },
1396 { 0x26, 0x0A, "Unexpected Inexact Segment" },
1397 { 0x26, 0x0B, "Inline Data Length Exceeded" },
1398 { 0x26, 0x0C, "Invalid Operation For Copy Source Or Destination" },
1399 { 0x26, 0x0D, "Copy Segment Granularity Violation" },
1400 { 0x26, 0x0E, "Invalid Parameter While Port Is Enabled" },
1401 { 0x27, 0x00, "Write Protected" },
1402 { 0x27, 0x01, "Hardware Write Protected" },
1403 { 0x27, 0x02, "Logical Unit Software Write Protected" },
1404 { 0x27, 0x03, "Associated Write Protect" },
1405 { 0x27, 0x04, "Persistent Write Protect" },
1406 { 0x27, 0x05, "Permanent Write Protect" },
1407 { 0x27, 0x06, "Conditional Write Protect" },
1408 { 0x28, 0x00, "Not Ready To Ready Transition (Medium May Have Changed)" },
1409 { 0x28, 0x01, "Import Or Export Element Accessed" },
1410 { 0x29, 0x00, "Power On, Reset, or Bus Device Reset Occurred" },
1411 { 0x29, 0x01, "Power On Occurred" },
1412 { 0x29, 0x02, "SCSI Bus Reset Occurred" },
1413 { 0x29, 0x03, "Bus Device Reset Function Occurred" },
1414 { 0x29, 0x04, "Device Internal Reset" },
1415 { 0x29, 0x05, "Transceiver Mode Changed to Single Ended" },
1416 { 0x29, 0x06, "Transceiver Mode Changed to LVD" },
1417 { 0x29, 0x07, "I_T Nexus Loss Occurred" },
1418 { 0x2A, 0x00, "Parameters Changed" },
1419 { 0x2A, 0x01, "Mode Parameters Changed" },
1420 { 0x2A, 0x02, "Log Parameters Changed" },
1421 { 0x2A, 0x03, "Reservations Preempted" },
1422 { 0x2A, 0x04, "Reservations Released" },
1423 { 0x2A, 0x05, "Registrations Preempted" },
1424 { 0x2A, 0x06, "Asymmetric Access State Changed" },
1425 { 0x2A, 0x07, "Implicit Asymmetric Access State Transition Failed" },
1426 { 0x2B, 0x00, "Copy Cannot Execute Since Host Cannot Disconnect" },
1427 { 0x2C, 0x00, "Command Sequence Error" },
1428 { 0x2C, 0x01, "Too Many Windows Specified" },
1429 { 0x2C, 0x02, "Invalid Combination of Windows Specified" },
1430 { 0x2C, 0x03, "Current Program Area Is Not Empty" },
1431 { 0x2C, 0x04, "Current Program Area Is Empty" },
1432 { 0x2C, 0x05, "Illegal Power Condition Request" },
1433 { 0x2C, 0x06, "Persistent Prevent Conflict" },
1434 { 0x2C, 0x07, "Previous Busy Status" },
1435 { 0x2C, 0x08, "Previous Task Set Full Status" },
1436 { 0x2C, 0x09, "Previous Reservation Conflict Status" },
1437 { 0x2C, 0x0A, "Partition Or Collection Contains User Objects" },
1438 { 0x2D, 0x00, "Overwrite Error On Update In Place" },
1439 { 0x2E, 0x00, "Insufficient Time For Operation" },
1440 { 0x2F, 0x00, "Commands Cleared By Another Initiator" },
1441 { 0x30, 0x00, "Incompatible Medium Installed" },
1442 { 0x30, 0x01, "Cannot Read Medium - Unknown Format" },
1443 { 0x30, 0x02, "Cannot Read Medium - Incompatible Format" },
1444 { 0x30, 0x03, "Cleaning Cartridge Installed" },
1445 { 0x30, 0x04, "Cannot Write Medium - Unknown Format" },
1446 { 0x30, 0x05, "Cannot Write Medium - Incompatible Format" },
1447 { 0x30, 0x06, "Cannot Format Medium - Incompatible Medium" },
1448 { 0x30, 0x07, "Cleaning Failure" },
1449 { 0x30, 0x08, "Cannot Write - Application Code Mismatch" },
1450 { 0x30, 0x09, "Current Session Not Fixated For Append" },
1451 { 0x30, 0x0A, "Cleaning Request Rejected" },
1452 { 0x30, 0x10, "Medium Not Formatted" },
1453 { 0x31, 0x00, "Medium Format Corrupted" },
1454 { 0x31, 0x01, "Format Command Failed" },
1455 { 0x32, 0x00, "No Defect Spare Location Available" },
1456 { 0x32, 0x01, "Defect List Update Failure" },
1457 { 0x33, 0x00, "Tape Length Error" },
1458 { 0x34, 0x00, "Enclosure Failure" },
1459 { 0x35, 0x00, "Enclosure Services Failure" },
1460 { 0x35, 0x01, "Unsupported Enclosure Function" },
1461 { 0x35, 0x02, "Enclosure Services Unavailable" },
1462 { 0x35, 0x03, "Enclosure Services Transfer Failure" },
1463 { 0x35, 0x04, "Enclosure Services Transfer Refused" },
1464 { 0x36, 0x00, "Ribbon, Ink, or Toner Failure" },
1465 { 0x37, 0x00, "Rounded Parameter" },
1466 { 0x38, 0x00, "Event Status Notification" },
1467 { 0x38, 0x02, "ESN - Power Management Class Event" },
1468 { 0x38, 0x04, "ESN - Media Class Event" },
1469 { 0x38, 0x06, "ESN - Device Busy Class Event" },
1470 { 0x39, 0x00, "Saving Parameters Not Supported" },
1471 { 0x3A, 0x00, "Medium Not Present" },
1472 { 0x3A, 0x01, "Medium Not Present - Tray Closed" },
1473 { 0x3A, 0x02, "Medium Not Present - Tray Open" },
1474 { 0x3A, 0x03, "Medium Not Present - Loadable" },
1475 { 0x3A, 0x04, "Medium Not Present - Medium Auxiliary Memory Accessible" },
1476 { 0x3B, 0x00, "Sequential Positioning Error" },
1477 { 0x3B, 0x01, "Tape Position Error At Beginning-of-Medium" },
1478 { 0x3B, 0x02, "Tape Position Error At End-of-Medium" },
1479 { 0x3B, 0x03, "Tape or Electronic Vertical Forms Unit Not Ready" },
1480 { 0x3B, 0x04, "Slew Failure" },
1481 { 0x3B, 0x05, "Paper Jam" },
1482 { 0x3B, 0x06, "Failed To Sense Top-Of-Form" },
1483 { 0x3B, 0x07, "Failed To Sense Bottom-Of-Form" },
1484 { 0x3B, 0x08, "Reposition Error" },
1485 { 0x3B, 0x09, "Read Past End Of Medium" },
1486 { 0x3B, 0x0A, "Read Past Beginning Of Medium" },
1487 { 0x3B, 0x0B, "Position Past End Of Medium" },
1488 { 0x3B, 0x0C, "Position Past Beginning Of Medium" },
1489 { 0x3B, 0x0D, "Medium Destination Element Full" },
1490 { 0x3B, 0x0E, "Medium Source Element Empty" },
1491 { 0x3B, 0x0F, "End Of Medium Reached" },
1492 { 0x3B, 0x11, "Medium Magazine Not Accessible" },
1493 { 0x3B, 0x12, "Medium Magazine Removed" },
1494 { 0x3B, 0x13, "Medium Magazine Inserted" },
1495 { 0x3B, 0x14, "Medium Magazine Locked" },
1496 { 0x3B, 0x15, "Medium Magazine Unlocked" },
1497 { 0x3B, 0x16, "Mechanical Positioning Or Changer Error" },
1498 { 0x3D, 0x00, "Invalid Bits In IDENTIFY Message" },
1499 { 0x3E, 0x00, "Logical Unit Has Not Self-Configured Yet" },
1500 { 0x3E, 0x01, "Logical Unit Failure" },
1501 { 0x3E, 0x02, "Timeout On Logical Unit" },
1502 { 0x3E, 0x03, "Logical Unit Failed Self-Test" },
1503 { 0x3E, 0x04, "Logical Unit Unable To Update Self-Test Log" },
1504 { 0x3F, 0x00, "Target Operating Conditions Have Changed" },
1505 { 0x3F, 0x01, "Microcode Has Changed" },
1506 { 0x3F, 0x02, "Changed Operating Definition" },
1507 { 0x3F, 0x03, "INQUIRY Data Has Changed" },
1508 { 0x3F, 0x04, "component Device Attached" },
1509 { 0x3F, 0x05, "Device Identifier Changed" },
1510 { 0x3F, 0x06, "Redundancy Group Created Or Modified" },
1511 { 0x3F, 0x07, "Redundancy Group Deleted" },
1512 { 0x3F, 0x08, "Spare Created Or Modified" },
1513 { 0x3F, 0x09, "Spare Deleted" },
1514 { 0x3F, 0x0A, "Volume Set Created Or Modified" },
1515 { 0x3F, 0x0B, "Volume Set Deleted" },
1516 { 0x3F, 0x0C, "Volume Set Deassigned" },
1517 { 0x3F, 0x0D, "Volume Set Reassigned" },
1518 { 0x3F, 0x0E, "Reported LUNs Data Has Changed" },
1519 { 0x3F, 0x0F, "Echo Buffer Overwritten" },
1520 { 0x3F, 0x10, "Medium Loadable" },
1521 { 0x3F, 0x11, "Medium Auxiliary Memory Accessible" },
1522 { 0x40, 0x00, "RAM FAILURE (Should Use 40 NN)" },
1523
1524
1525
1526
1527 { 0x41, 0x00, "Data Path FAILURE (Should Use 40 NN)" },
1528 { 0x42, 0x00, "Power-On or Self-Test FAILURE (Should Use 40 NN)" },
1529 { 0x43, 0x00, "Message Error" },
1530 { 0x44, 0x00, "Internal Target Failure" },
1531 { 0x45, 0x00, "Select Or Reselect Failure" },
1532 { 0x46, 0x00, "Unsuccessful Soft Reset" },
1533 { 0x47, 0x00, "SCSI Parity Error" },
1534 { 0x47, 0x01, "Data Phase CRC Error Detected" },
1535 { 0x47, 0x02, "SCSI Parity Error Detected During ST Data Phase" },
1536 { 0x47, 0x03, "Information Unit iuCRC Error Detected" },
1537 { 0x47, 0x04, "Asynchronous Information Protection Error Detected" },
1538 { 0x47, 0x05, "Protocol Service CRC Error" },
1539 { 0x47, 0x7F, "Some Commands Cleared By iSCSI Protocol Event" },
1540 { 0x48, 0x00, "Initiator Detected Error Message Received" },
1541 { 0x49, 0x00, "Invalid Message Error" },
1542 { 0x4A, 0x00, "Command Phase Error" },
1543 { 0x4B, 0x00, "Data Phase Error" },
1544 { 0x4B, 0x01, "Invalid Target Port Transfer Tag Received" },
1545 { 0x4B, 0x02, "Too Much Write Data" },
1546 { 0x4B, 0x03, "ACK/NAK Timeout" },
1547 { 0x4B, 0x04, "NAK Received" },
1548 { 0x4B, 0x05, "Data Offset Error" },
1549 { 0x4B, 0x06, "Initiator Response Timeout" },
1550 { 0x4C, 0x00, "Logical Unit Failed Self-Configuration" },
1551
1552
1553
1554
1555 { 0x4E, 0x00, "Overlapped Commands Attempted" },
1556 { 0x50, 0x00, "Write Append Error" },
1557 { 0x50, 0x01, "Write Append Position Error" },
1558 { 0x50, 0x02, "Position Error Related To Timing" },
1559 { 0x51, 0x00, "Erase Failure" },
1560 { 0x51, 0x01, "Erase Failure - Incomplete Erase Operation Detected" },
1561 { 0x52, 0x00, "Cartridge Fault" },
1562 { 0x53, 0x00, "Media Load or Eject Failed" },
1563 { 0x53, 0x01, "Unload Tape Failure" },
1564 { 0x53, 0x02, "Medium Removal Prevented" },
1565 { 0x54, 0x00, "SCSI To Host System Interface Failure" },
1566 { 0x55, 0x00, "System Resource Failure" },
1567 { 0x55, 0x01, "System Buffer Full" },
1568 { 0x55, 0x02, "Insufficient Reservation Resources" },
1569 { 0x55, 0x03, "Insufficient Resources" },
1570 { 0x55, 0x04, "Insufficient Registration Resources" },
1571 { 0x55, 0x05, "Insufficient Access Control Resources" },
1572 { 0x55, 0x06, "Auxiliary Memory Out Of Space" },
1573 { 0x57, 0x00, "Unable To Recover Table-Of-Contents" },
1574 { 0x58, 0x00, "Generation Does Not Exist" },
1575 { 0x59, 0x00, "Updated Block Read" },
1576 { 0x5A, 0x00, "Operator Request or State Change Input" },
1577 { 0x5A, 0x01, "Operator Medium Removal Requested" },
1578 { 0x5A, 0x02, "Operator Selected Write Protect" },
1579 { 0x5A, 0x03, "Operator Selected Write Permit" },
1580 { 0x5B, 0x00, "Log Exception" },
1581 { 0x5B, 0x01, "Threshold Condition Met" },
1582 { 0x5B, 0x02, "Log Counter At Maximum" },
1583 { 0x5B, 0x03, "Log List Codes Exhausted" },
1584 { 0x5C, 0x00, "RPL Status Change" },
1585 { 0x5C, 0x01, "Spindles Synchronized" },
1586 { 0x5C, 0x02, "Spindles Not Synchronized" },
1587 { 0x5D, 0x00, "Failure Prediction Threshold Exceeded" },
1588 { 0x5D, 0x01, "Media Failure Prediction Threshold Exceeded" },
1589 { 0x5D, 0x02, "Logical Unit Failure Prediction Threshold Exceeded" },
1590 { 0x5D, 0x03, "Spare Area Exhaustion Prediction Threshold Exceeded" },
1591 { 0x5D, 0x10, "Hardware Impending Failure General Hard Drive Failure" },
1592 { 0x5D, 0x11, "Hardware Impending Failure Drive Error Rate Too High" },
1593 { 0x5D, 0x12, "Hardware Impending Failure Data Error Rate Too High" },
1594 { 0x5D, 0x13, "Hardware Impending Failure Seek Error Rate Too High" },
1595 { 0x5D, 0x14, "Hardware Impending Failure Too Many Block Reassigns" },
1596 { 0x5D, 0x15, "Hardware Impending Failure Access Times Too High" },
1597 { 0x5D, 0x16, "Hardware Impending Failure Start Unit Times Too High" },
1598 { 0x5D, 0x17, "Hardware Impending Failure Channel Parametrics" },
1599 { 0x5D, 0x18, "Hardware Impending Failure Controller Detected" },
1600 { 0x5D, 0x19, "Hardware Impending Failure Throughput Performance" },
1601 { 0x5D, 0x1A, "Hardware Impending Failure Seek Time Performance" },
1602 { 0x5D, 0x1B, "Hardware Impending Failure Spin-Up Retry Count" },
1603 { 0x5D, 0x1C, "Hardware Impending Failure Drive Calibration Retry Count" },
1604 { 0x5D, 0x20, "Controller Impending Failure General Hard Drive Failure" },
1605 { 0x5D, 0x21, "Controller Impending Failure Drive Error Rate Too High" },
1606 { 0x5D, 0x22, "Controller Impending Failure Data Error Rate Too High" },
1607 { 0x5D, 0x23, "Controller Impending Failure Seek Error Rate Too High" },
1608 { 0x5D, 0x24, "Controller Impending Failure Too Many Block Reassigns" },
1609 { 0x5D, 0x25, "Controller Impending Failure Access Times Too High" },
1610 { 0x5D, 0x26, "Controller Impending Failure Start Unit Times Too High" },
1611 { 0x5D, 0x27, "Controller Impending Failure Channel Parametrics" },
1612 { 0x5D, 0x28, "Controller Impending Failure Controller Detected" },
1613 { 0x5D, 0x29, "Controller Impending Failure Throughput Performance" },
1614 { 0x5D, 0x2A, "Controller Impending Failure Seek Time Performance" },
1615 { 0x5D, 0x2B, "Controller Impending Failure Spin-Up Retry Count" },
1616 { 0x5D, 0x2C, "Controller Impending Failure Drive Calibration Retry Count" },
1617 { 0x5D, 0x30, "Data Channel Impending Failure General Hard Drive Failure" },
1618 { 0x5D, 0x31, "Data Channel Impending Failure Drive Error Rate Too High" },
1619 { 0x5D, 0x32, "Data Channel Impending Failure Data Error Rate Too High" },
1620 { 0x5D, 0x33, "Data Channel Impending Failure Seek Error Rate Too High" },
1621 { 0x5D, 0x34, "Data Channel Impending Failure Too Many Block Reassigns" },
1622 { 0x5D, 0x35, "Data Channel Impending Failure Access Times Too High" },
1623 { 0x5D, 0x36, "Data Channel Impending Failure Start Unit Times Too High" },
1624 { 0x5D, 0x37, "Data Channel Impending Failure Channel Parametrics" },
1625 { 0x5D, 0x38, "Data Channel Impending Failure Controller Detected" },
1626 { 0x5D, 0x39, "Data Channel Impending Failure Throughput Performance" },
1627 { 0x5D, 0x3A, "Data Channel Impending Failure Seek Time Performance" },
1628 { 0x5D, 0x3B, "Data Channel Impending Failure Spin-Up Retry Count" },
1629 { 0x5D, 0x3C, "Data Channel Impending Failure Drive Calibration Retry Count" },
1630 { 0x5D, 0x40, "Servo Impending Failure General Hard Drive Failure" },
1631 { 0x5D, 0x41, "Servo Impending Failure Drive Error Rate Too High" },
1632 { 0x5D, 0x42, "Servo Impending Failure Data Error Rate Too High" },
1633 { 0x5D, 0x43, "Servo Impending Failure Seek Error Rate Too High" },
1634 { 0x5D, 0x44, "Servo Impending Failure Too Many Block Reassigns" },
1635 { 0x5D, 0x45, "Servo Impending Failure Access Times Too High" },
1636 { 0x5D, 0x46, "Servo Impending Failure Start Unit Times Too High" },
1637 { 0x5D, 0x47, "Servo Impending Failure Channel Parametrics" },
1638 { 0x5D, 0x48, "Servo Impending Failure Controller Detected" },
1639 { 0x5D, 0x49, "Servo Impending Failure Throughput Performance" },
1640 { 0x5D, 0x4A, "Servo Impending Failure Seek Time Performance" },
1641 { 0x5D, 0x4B, "Servo Impending Failure Spin-Up Retry Count" },
1642 { 0x5D, 0x4C, "Servo Impending Failure Drive Calibration Retry Count" },
1643 { 0x5D, 0x50, "Spindle Impending Failure General Hard Drive Failure" },
1644 { 0x5D, 0x51, "Spindle Impending Failure Drive Error Rate Too High" },
1645 { 0x5D, 0x52, "Spindle Impending Failure Data Error Rate Too High" },
1646 { 0x5D, 0x53, "Spindle Impending Failure Seek Error Rate Too High" },
1647 { 0x5D, 0x54, "Spindle Impending Failure Too Many Block Reassigns" },
1648 { 0x5D, 0x55, "Spindle Impending Failure Access Times Too High" },
1649 { 0x5D, 0x56, "Spindle Impending Failure Start Unit Times Too High" },
1650 { 0x5D, 0x57, "Spindle Impending Failure Channel Parametrics" },
1651 { 0x5D, 0x58, "Spindle Impending Failure Controller Detected" },
1652 { 0x5D, 0x59, "Spindle Impending Failure Throughput Performance" },
1653 { 0x5D, 0x5A, "Spindle Impending Failure Seek Time Performance" },
1654 { 0x5D, 0x5B, "Spindle Impending Failure Spin-Up Retry Count" },
1655 { 0x5D, 0x5C, "Spindle Impending Failure Drive Calibration Retry Count" },
1656 { 0x5D, 0x60, "Firmware Impending Failure General Hard Drive Failure" },
1657 { 0x5D, 0x61, "Firmware Impending Failure Drive Error Rate Too High" },
1658 { 0x5D, 0x62, "Firmware Impending Failure Data Error Rate Too High" },
1659 { 0x5D, 0x63, "Firmware Impending Failure Seek Error Rate Too High" },
1660 { 0x5D, 0x64, "Firmware Impending Failure Too Many Block Reassigns" },
1661 { 0x5D, 0x65, "Firmware Impending Failure Access Times Too High" },
1662 { 0x5D, 0x66, "Firmware Impending Failure Start Unit Times Too High" },
1663 { 0x5D, 0x67, "Firmware Impending Failure Channel Parametrics" },
1664 { 0x5D, 0x68, "Firmware Impending Failure Controller Detected" },
1665 { 0x5D, 0x69, "Firmware Impending Failure Throughput Performance" },
1666 { 0x5D, 0x6A, "Firmware Impending Failure Seek Time Performance" },
1667 { 0x5D, 0x6B, "Firmware Impending Failure Spin-Up Retry Count" },
1668 { 0x5D, 0x6C, "Firmware Impending Failure Drive Calibration Retry Count" },
1669 { 0x5D, 0xFF, "Failure Prediction Threshold Exceeded (false)" },
1670 { 0x5E, 0x00, "Low Power Condition On" },
1671 { 0x5E, 0x01, "Idle Condition Activated By Timer" },
1672 { 0x5E, 0x02, "Standby Condition Activated By Timer" },
1673 { 0x5E, 0x03, "Idle Condition Activated By Command" },
1674 { 0x5E, 0x04, "Standby Condition Activated By Command" },
1675 { 0x5E, 0x41, "Power State Change To Active" },
1676 { 0x5E, 0x42, "Power State Change To Idle" },
1677 { 0x5E, 0x43, "Power State Change To Standby" },
1678 { 0x5E, 0x45, "Power State Change To Sleep" },
1679 { 0x5E, 0x47, "Power State Change To Device Control" },
1680 { 0x60, 0x00, "Lamp Failure" },
1681 { 0x61, 0x00, "Video Acquisition Error" },
1682 { 0x61, 0x01, "Unable To Acquire Video" },
1683 { 0x61, 0x02, "Out Of Focus" },
1684 { 0x62, 0x00, "Scan Head Positioning Error" },
1685 { 0x63, 0x00, "End Of User Area Encountered On This Track" },
1686 { 0x63, 0x01, "Packet Does Not Fit In Available Space" },
1687 { 0x64, 0x00, "Illegal Mode For This Track" },
1688 { 0x64, 0x01, "Invalid Packet Size" },
1689 { 0x65, 0x00, "Voltage Fault" },
1690 { 0x66, 0x00, "Automatic Document Feeder Cover Up" },
1691 { 0x66, 0x01, "Automatic Document Feeder Lift Up" },
1692 { 0x66, 0x02, "Document Jam In Automatic Document Feeder" },
1693 { 0x66, 0x03, "Document Miss Feed Automatic In Document Feeder" },
1694 { 0x67, 0x00, "Configuration Failure" },
1695 { 0x67, 0x01, "Configuration Of Incapable Logical Units Failed" },
1696 { 0x67, 0x02, "Add Logical Unit Failed" },
1697 { 0x67, 0x03, "Modification Of Logical Unit Failed" },
1698 { 0x67, 0x04, "Exchange Of Logical Unit Failed" },
1699 { 0x67, 0x05, "Remove Of Logical Unit Failed" },
1700 { 0x67, 0x06, "Attachment Of Logical Unit Failed" },
1701 { 0x67, 0x07, "Creation Of Logical Unit Failed" },
1702 { 0x67, 0x08, "Assign Failure Occurred" },
1703 { 0x67, 0x09, "Multiply Assigned Logical Unit" },
1704 { 0x67, 0x0A, "Set Target Port Groups Command Failed" },
1705 { 0x68, 0x00, "Logical Unit Not Configured" },
1706 { 0x69, 0x00, "Data Loss On Logical Unit" },
1707 { 0x69, 0x01, "Multiple Logical Unit Failures" },
1708 { 0x69, 0x02, "Parity/Data Mismatch" },
1709 { 0x6A, 0x00, "Informational, Refer To Log" },
1710 { 0x6B, 0x00, "State Change Has Occurred" },
1711 { 0x6B, 0x01, "Redundancy Level Got Better" },
1712 { 0x6B, 0x02, "Redundancy Level Got Worse" },
1713 { 0x6C, 0x00, "Rebuild Failure Occurred" },
1714 { 0x6D, 0x00, "Recalculate Failure Occurred" },
1715 { 0x6E, 0x00, "Command To Logical Unit Failed" },
1716 { 0x6F, 0x00, "Copy Protection Key Exchange Failure - Authentication Failure" },
1717 { 0x6F, 0x01, "Copy Protection Key Exchange Failure - Key Not Present" },
1718 { 0x6F, 0x02, "Copy Protection Key Exchange Failure - Key Not Established" },
1719 { 0x6F, 0x03, "Read Of Scrambled Sector Without Authentication" },
1720 { 0x6F, 0x04, "Media Region Code Is Mismatched To Logical Unit Region" },
1721 { 0x6F, 0x05, "Drive Region Must Be Permanent/Region Reset Count Error" },
1722
1723
1724
1725
1726 { 0x71, 0x00, "Decompression Exception Long Algorithm ID" },
1727 { 0x72, 0x00, "Session Fixation Error" },
1728 { 0x72, 0x01, "Session Fixation Error Writing Lead-In" },
1729 { 0x72, 0x02, "Session Fixation Error Writing Lead-Out" },
1730 { 0x72, 0x03, "Session Fixation Error - Incomplete Track In Session" },
1731 { 0x72, 0x04, "Empty Or Partially Written Reserved Track" },
1732 { 0x72, 0x05, "No More Track Reservations Allowed" },
1733 { 0x73, 0x00, "CD Control Error" },
1734 { 0x73, 0x01, "Power Calibration Area Almost Full" },
1735 { 0x73, 0x02, "Power Calibration Area Is Full" },
1736 { 0x73, 0x03, "Power Calibration Area Error" },
1737 { 0x73, 0x04, "Program Memory Area Update Failure" },
1738 { 0x73, 0x05, "Program Memory Area Is Full" },
1739 { 0x73, 0x06, "RMA/PMA Is Almost Full" },
1740 { 0x00, 0x00, NULL }
1741 };
1742
1743 static __inline void
1744 asc2ascii(u_int8_t asc, u_int8_t ascq, char *result, size_t len)
1745 {
1746 int i;
1747
1748
1749 switch (asc) {
1750 case 0x40:
1751 if (ascq >= 0x80) {
1752 snprintf(result, len,
1753 "Diagnostic Failure on Component 0x%02x", ascq);
1754 return;
1755 }
1756 break;
1757 case 0x4d:
1758 snprintf(result, len,
1759 "Tagged Overlapped Commands (0x%02x = TASK TAG)", ascq);
1760 return;
1761 case 0x70:
1762 snprintf(result, len,
1763 "Decompression Exception Short Algorithm ID OF 0x%02x",
1764 ascq);
1765 return;
1766 default:
1767 break;
1768 }
1769
1770
1771 for (i = 0; adesc[i].description != NULL; i++) {
1772 if (adesc[i].asc == asc && adesc[i].ascq == ascq) {
1773 strlcpy(result, adesc[i].description, len);
1774 return;
1775 }
1776 }
1777
1778
1779 snprintf(result, len, "ASC 0x%02x ASCQ 0x%02x", asc, ascq);
1780 }
1781 #endif
1782
1783 void
1784 scsi_print_sense(struct scsi_xfer *xs)
1785 {
1786 struct scsi_sense_data *sense = &xs->sense;
1787 u_int8_t serr = sense->error_code &
1788 SSD_ERRCODE;
1789 int32_t info;
1790 char *sbs;
1791
1792 sc_print_addr(xs->sc_link);
1793
1794
1795 printf("%sCheck Condition (error %#x) on opcode 0x%x\n",
1796 (serr == SSD_ERRCODE_DEFERRED) ? "DEFERRED " : "", serr,
1797 xs->cmd->opcode);
1798
1799 if (serr != SSD_ERRCODE_CURRENT && serr != SSD_ERRCODE_DEFERRED) {
1800 if ((sense->error_code & SSD_ERRCODE_VALID) != 0) {
1801 struct scsi_sense_data_unextended *usense =
1802 (struct scsi_sense_data_unextended *)sense;
1803 printf(" AT BLOCK #: %d (decimal)",
1804 _3btol(usense->block));
1805 }
1806 return;
1807 }
1808
1809 printf(" SENSE KEY: %s\n", scsi_decode_sense(sense,
1810 DECODE_SENSE_KEY));
1811
1812 if (sense->flags & (SSD_FILEMARK | SSD_EOM | SSD_ILI)) {
1813 char pad = ' ';
1814
1815 printf(" ");
1816 if (sense->flags & SSD_FILEMARK) {
1817 printf("%c Filemark Detected", pad);
1818 pad = ',';
1819 }
1820 if (sense->flags & SSD_EOM) {
1821 printf("%c EOM Detected", pad);
1822 pad = ',';
1823 }
1824 if (sense->flags & SSD_ILI)
1825 printf("%c Incorrect Length Indicator Set", pad);
1826 printf("\n");
1827 }
1828
1829
1830
1831
1832
1833 info = _4btol(&sense->info[0]);
1834 if (info)
1835 printf(" INFO: 0x%x (VALID flag %s)\n", info,
1836 sense->error_code & SSD_ERRCODE_VALID ? "on" : "off");
1837
1838 if (sense->extra_len < 4)
1839 return;
1840
1841 info = _4btol(&sense->cmd_spec_info[0]);
1842 if (info)
1843 printf(" COMMAND INFO: 0x%x\n", info);
1844 sbs = scsi_decode_sense(sense, DECODE_ASC_ASCQ);
1845 if (strlen(sbs) > 0)
1846 printf(" ASC/ASCQ: %s\n", sbs);
1847 if (sense->fru != 0)
1848 printf(" FRU CODE: 0x%x\n", sense->fru);
1849 sbs = scsi_decode_sense(sense, DECODE_SKSV);
1850 if (strlen(sbs) > 0)
1851 printf(" SKSV: %s\n", sbs);
1852 }
1853
1854 char *
1855 scsi_decode_sense(struct scsi_sense_data *sense, int flag)
1856 {
1857 static char rqsbuf[132];
1858 u_int16_t count;
1859 u_int8_t skey, spec_1;
1860 int len;
1861
1862 bzero(rqsbuf, sizeof(rqsbuf));
1863
1864 skey = sense->flags & SSD_KEY;
1865 spec_1 = sense->sense_key_spec_1;
1866 count = _2btol(&sense->sense_key_spec_2);
1867
1868 switch (flag) {
1869 case DECODE_SENSE_KEY:
1870 strlcpy(rqsbuf, sense_keys[skey], sizeof(rqsbuf));
1871 break;
1872 case DECODE_ASC_ASCQ:
1873 asc2ascii(sense->add_sense_code, sense->add_sense_code_qual,
1874 rqsbuf, sizeof(rqsbuf));
1875 break;
1876 case DECODE_SKSV:
1877 if (sense->extra_len < 9 || ((spec_1 & SSD_SCS_VALID) == 0))
1878 break;
1879 switch (skey) {
1880 case SKEY_ILLEGAL_REQUEST:
1881 len = snprintf(rqsbuf, sizeof rqsbuf,
1882 "Error in %s, Offset %d",
1883 (spec_1 & SSD_SCS_CDB_ERROR) ? "CDB" : "Parameters",
1884 count);
1885 if ((len != -1 && len < sizeof rqsbuf) &&
1886 (spec_1 & SSD_SCS_VALID_BIT_INDEX))
1887 snprintf(rqsbuf+len, sizeof rqsbuf - len,
1888 ", bit %d", spec_1 & SSD_SCS_BIT_INDEX);
1889 break;
1890 case SKEY_RECOVERED_ERROR:
1891 case SKEY_MEDIUM_ERROR:
1892 case SKEY_HARDWARE_ERROR:
1893 snprintf(rqsbuf, sizeof rqsbuf,
1894 "Actual Retry Count: %d", count);
1895 break;
1896 case SKEY_NOT_READY:
1897 snprintf(rqsbuf, sizeof rqsbuf,
1898 "Progress Indicator: %d", count);
1899 break;
1900 default:
1901 break;
1902 }
1903 break;
1904 default:
1905 break;
1906 }
1907
1908 return (rqsbuf);
1909 }
1910
1911 #ifdef SCSIDEBUG
1912
1913
1914
1915 void
1916 show_scsi_xs(struct scsi_xfer *xs)
1917 {
1918 printf("xs(%p): ", xs);
1919 printf("flg(0x%x)", xs->flags);
1920 printf("sc_link(%p)", xs->sc_link);
1921 printf("retr(0x%x)", xs->retries);
1922 printf("timo(0x%x)", xs->timeout);
1923 printf("cmd(%p)", xs->cmd);
1924 printf("len(0x%x)", xs->cmdlen);
1925 printf("data(%p)", xs->data);
1926 printf("len(0x%x)", xs->datalen);
1927 printf("res(0x%x)", xs->resid);
1928 printf("err(0x%x)", xs->error);
1929 printf("bp(%p)", xs->bp);
1930 show_scsi_cmd(xs);
1931 }
1932
1933 void
1934 show_scsi_cmd(struct scsi_xfer *xs)
1935 {
1936 u_char *b = (u_char *) xs->cmd;
1937 int i = 0;
1938
1939 sc_print_addr(xs->sc_link);
1940 printf("command: ");
1941
1942 if ((xs->flags & SCSI_RESET) == 0) {
1943 while (i < xs->cmdlen) {
1944 if (i)
1945 printf(",");
1946 printf("%x", b[i++]);
1947 }
1948 printf("-[%d bytes]\n", xs->datalen);
1949 if (xs->datalen)
1950 show_mem(xs->data, min(64, xs->datalen));
1951 } else
1952 printf("-RESET-\n");
1953 }
1954
1955 void
1956 show_mem(u_char *address, int num)
1957 {
1958 int x;
1959
1960 printf("------------------------------");
1961 for (x = 0; x < num; x++) {
1962 if ((x % 16) == 0)
1963 printf("\n%03d: ", x);
1964 printf("%02x ", *address++);
1965 }
1966 printf("\n------------------------------\n");
1967 }
1968 #endif