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7127 remove -Wno-missing-braces from Makefile.uts
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--- old/usr/src/uts/common/io/scsi/impl/scsi_subr.c
+++ new/usr/src/uts/common/io/scsi/impl/scsi_subr.c
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21
22 22 /*
23 23 * Copyright (c) 1990, 2010, Oracle and/or its affiliates. All rights reserved.
24 24 */
25 25
26 26 #include <sys/scsi/scsi.h>
27 27 #include <sys/file.h>
28 28
29 29 /*
30 30 * Utility SCSI routines
31 31 */
32 32
33 33 /*
34 34 * Polling support routines
35 35 */
36 36
37 37 int scsi_pkt_allow_naca = 0;
38 38 extern uintptr_t scsi_callback_id;
39 39
40 40 extern uchar_t scsi_cdb_size[];
41 41
42 42 /*
43 43 * Common buffer for scsi_log
44 44 */
45 45
46 46 extern kmutex_t scsi_log_mutex;
47 47 static char scsi_log_buffer[MAXPATHLEN + 1];
48 48
49 49
50 50 #define A_TO_TRAN(ap) (ap->a_hba_tran)
51 51 #define P_TO_TRAN(pkt) ((pkt)->pkt_address.a_hba_tran)
52 52 #define P_TO_ADDR(pkt) (&((pkt)->pkt_address))
53 53
54 54 #define CSEC 10000 /* usecs */
55 55 #define SEC_TO_CSEC (1000000/CSEC)
56 56
57 57 extern ddi_dma_attr_t scsi_alloc_attr;
58 58
59 59 /*PRINTFLIKE4*/
60 60 static void impl_scsi_log(dev_info_t *dev, char *label, uint_t level,
61 61 const char *fmt, ...) __KPRINTFLIKE(4);
62 62 /*PRINTFLIKE4*/
63 63 static void v_scsi_log(dev_info_t *dev, char *label, uint_t level,
64 64 const char *fmt, va_list ap) __KVPRINTFLIKE(4);
65 65
66 66 static int
67 67 scsi_get_next_descr(uint8_t *sdsp,
68 68 int sense_buf_len, struct scsi_descr_template **descrpp);
69 69
70 70 #define DESCR_GOOD 0
71 71 #define DESCR_PARTIAL 1
72 72 #define DESCR_END 2
73 73
74 74 static int
75 75 scsi_validate_descr(struct scsi_descr_sense_hdr *sdsp,
76 76 int valid_sense_length, struct scsi_descr_template *descrp);
77 77
78 78 int
79 79 scsi_poll(struct scsi_pkt *pkt)
80 80 {
81 81 int rval = -1;
82 82 int savef;
83 83 long savet;
84 84 void (*savec)();
85 85 int timeout;
86 86 int busy_count;
87 87 int poll_delay;
88 88 int rc;
89 89 uint8_t *sensep;
90 90 struct scsi_arq_status *arqstat;
91 91 extern int do_polled_io;
92 92
93 93 ASSERT(pkt->pkt_scbp);
94 94
95 95 /*
96 96 * save old flags..
97 97 */
98 98 savef = pkt->pkt_flags;
99 99 savec = pkt->pkt_comp;
100 100 savet = pkt->pkt_time;
101 101
102 102 pkt->pkt_flags |= FLAG_NOINTR;
103 103
104 104 /*
105 105 * XXX there is nothing in the SCSA spec that states that we should not
106 106 * do a callback for polled cmds; however, removing this will break sd
107 107 * and probably other target drivers
108 108 */
109 109 pkt->pkt_comp = NULL;
110 110
111 111 /*
112 112 * we don't like a polled command without timeout.
113 113 * 60 seconds seems long enough.
114 114 */
115 115 if (pkt->pkt_time == 0)
116 116 pkt->pkt_time = SCSI_POLL_TIMEOUT;
117 117
118 118 /*
119 119 * Send polled cmd.
120 120 *
121 121 * We do some error recovery for various errors. Tran_busy,
122 122 * queue full, and non-dispatched commands are retried every 10 msec.
123 123 * as they are typically transient failures. Busy status and Not
124 124 * Ready are retried every second as this status takes a while to
125 125 * change.
126 126 */
127 127 timeout = pkt->pkt_time * SEC_TO_CSEC;
128 128
129 129 for (busy_count = 0; busy_count < timeout; busy_count++) {
130 130 /*
131 131 * Initialize pkt status variables.
132 132 */
133 133 *pkt->pkt_scbp = pkt->pkt_reason = pkt->pkt_state = 0;
134 134
135 135 if ((rc = scsi_transport(pkt)) != TRAN_ACCEPT) {
136 136 if (rc != TRAN_BUSY) {
137 137 /* Transport failed - give up. */
138 138 break;
139 139 } else {
140 140 /* Transport busy - try again. */
141 141 poll_delay = 1 * CSEC; /* 10 msec. */
142 142 }
143 143 } else {
144 144 /*
145 145 * Transport accepted - check pkt status.
146 146 */
147 147 rc = (*pkt->pkt_scbp) & STATUS_MASK;
148 148 if ((pkt->pkt_reason == CMD_CMPLT) &&
149 149 (rc == STATUS_CHECK) &&
150 150 (pkt->pkt_state & STATE_ARQ_DONE)) {
151 151 arqstat =
152 152 (struct scsi_arq_status *)(pkt->pkt_scbp);
153 153 sensep = (uint8_t *)&arqstat->sts_sensedata;
154 154 } else {
155 155 sensep = NULL;
156 156 }
157 157
158 158 if ((pkt->pkt_reason == CMD_CMPLT) &&
159 159 (rc == STATUS_GOOD)) {
160 160 /* No error - we're done */
161 161 rval = 0;
162 162 break;
163 163
164 164 } else if (pkt->pkt_reason == CMD_DEV_GONE) {
165 165 /* Lost connection - give up */
166 166 break;
167 167
168 168 } else if ((pkt->pkt_reason == CMD_INCOMPLETE) &&
169 169 (pkt->pkt_state == 0)) {
170 170 /* Pkt not dispatched - try again. */
171 171 poll_delay = 1 * CSEC; /* 10 msec. */
172 172
173 173 } else if ((pkt->pkt_reason == CMD_CMPLT) &&
174 174 (rc == STATUS_QFULL)) {
175 175 /* Queue full - try again. */
176 176 poll_delay = 1 * CSEC; /* 10 msec. */
177 177
178 178 } else if ((pkt->pkt_reason == CMD_CMPLT) &&
179 179 (rc == STATUS_BUSY)) {
180 180 /* Busy - try again. */
181 181 poll_delay = 100 * CSEC; /* 1 sec. */
182 182 busy_count += (SEC_TO_CSEC - 1);
183 183
184 184 } else if ((sensep != NULL) &&
185 185 (scsi_sense_key(sensep) == KEY_NOT_READY) &&
186 186 (scsi_sense_asc(sensep) == 0x04) &&
187 187 (scsi_sense_ascq(sensep) == 0x01)) {
188 188 /*
189 189 * Not ready -> ready - try again.
190 190 * 04h/01h: LUN IS IN PROCESS OF BECOMING READY
191 191 * ...same as STATUS_BUSY
192 192 */
193 193 poll_delay = 100 * CSEC; /* 1 sec. */
194 194 busy_count += (SEC_TO_CSEC - 1);
195 195
196 196 } else {
197 197 /* BAD status - give up. */
198 198 break;
199 199 }
200 200 }
201 201
202 202 if (((curthread->t_flag & T_INTR_THREAD) == 0) &&
203 203 !do_polled_io) {
204 204 delay(drv_usectohz(poll_delay));
205 205 } else {
206 206 /* we busy wait during cpr_dump or interrupt threads */
207 207 drv_usecwait(poll_delay);
208 208 }
209 209 }
210 210
211 211 pkt->pkt_flags = savef;
212 212 pkt->pkt_comp = savec;
213 213 pkt->pkt_time = savet;
214 214
215 215 /* return on error */
216 216 if (rval)
217 217 return (rval);
218 218
219 219 /*
220 220 * This is not a performance critical code path.
221 221 *
222 222 * As an accommodation for scsi_poll callers, to avoid ddi_dma_sync()
223 223 * issues associated with looking at DMA memory prior to
224 224 * scsi_pkt_destroy(), we scsi_sync_pkt() prior to return.
225 225 */
226 226 scsi_sync_pkt(pkt);
227 227 return (0);
228 228 }
229 229
230 230 /*
231 231 * Command packaging routines.
232 232 *
233 233 * makecom_g*() are original routines and scsi_setup_cdb()
234 234 * is the new and preferred routine.
235 235 */
236 236
237 237 /*
238 238 * These routines put LUN information in CDB byte 1 bits 7-5.
239 239 * This was required in SCSI-1. SCSI-2 allowed it but it preferred
240 240 * sending LUN information as part of IDENTIFY message.
241 241 * This is not allowed in SCSI-3.
242 242 */
243 243
244 244 void
245 245 makecom_g0(struct scsi_pkt *pkt, struct scsi_device *devp,
246 246 int flag, int cmd, int addr, int cnt)
247 247 {
248 248 MAKECOM_G0(pkt, devp, flag, cmd, addr, (uchar_t)cnt);
249 249 }
250 250
251 251 void
252 252 makecom_g0_s(struct scsi_pkt *pkt, struct scsi_device *devp,
253 253 int flag, int cmd, int cnt, int fixbit)
254 254 {
255 255 MAKECOM_G0_S(pkt, devp, flag, cmd, cnt, (uchar_t)fixbit);
256 256 }
257 257
258 258 void
259 259 makecom_g1(struct scsi_pkt *pkt, struct scsi_device *devp,
260 260 int flag, int cmd, int addr, int cnt)
261 261 {
262 262 MAKECOM_G1(pkt, devp, flag, cmd, addr, cnt);
263 263 }
264 264
265 265 void
266 266 makecom_g5(struct scsi_pkt *pkt, struct scsi_device *devp,
267 267 int flag, int cmd, int addr, int cnt)
268 268 {
269 269 MAKECOM_G5(pkt, devp, flag, cmd, addr, cnt);
270 270 }
271 271
272 272 /*
273 273 * Following routine does not put LUN information in CDB.
274 274 * This interface must be used for SCSI-2 targets having
275 275 * more than 8 LUNs or a SCSI-3 target.
276 276 */
277 277 int
278 278 scsi_setup_cdb(union scsi_cdb *cdbp, uchar_t cmd, uint_t addr, uint_t cnt,
279 279 uint_t addtl_cdb_data)
280 280 {
281 281 uint_t addr_cnt;
282 282
283 283 cdbp->scc_cmd = cmd;
284 284
285 285 switch (CDB_GROUPID(cmd)) {
286 286 case CDB_GROUPID_0:
287 287 /*
288 288 * The following calculation is to take care of
289 289 * the fact that format of some 6 bytes tape
290 290 * command is different (compare 6 bytes disk and
291 291 * tape read commands).
292 292 */
293 293 addr_cnt = (addr << 8) + cnt;
294 294 addr = (addr_cnt & 0x1fffff00) >> 8;
295 295 cnt = addr_cnt & 0xff;
296 296 FORMG0ADDR(cdbp, addr);
297 297 FORMG0COUNT(cdbp, cnt);
298 298 break;
299 299
300 300 case CDB_GROUPID_1:
301 301 case CDB_GROUPID_2:
302 302 FORMG1ADDR(cdbp, addr);
303 303 FORMG1COUNT(cdbp, cnt);
304 304 break;
305 305
306 306 case CDB_GROUPID_4:
307 307 FORMG4ADDR(cdbp, addr);
308 308 FORMG4COUNT(cdbp, cnt);
309 309 FORMG4ADDTL(cdbp, addtl_cdb_data);
310 310 break;
311 311
312 312 case CDB_GROUPID_5:
313 313 FORMG5ADDR(cdbp, addr);
314 314 FORMG5COUNT(cdbp, cnt);
315 315 break;
316 316
317 317 default:
318 318 return (0);
319 319 }
320 320
321 321 return (1);
322 322 }
323 323
324 324
325 325 /*
326 326 * Common iopbmap data area packet allocation routines
327 327 */
328 328
329 329 struct scsi_pkt *
330 330 get_pktiopb(struct scsi_address *ap, caddr_t *datap, int cdblen, int statuslen,
331 331 int datalen, int readflag, int (*func)())
332 332 {
333 333 scsi_hba_tran_t *tran = A_TO_TRAN(ap);
334 334 dev_info_t *pdip = tran->tran_hba_dip;
335 335 struct scsi_pkt *pkt = NULL;
336 336 struct buf local;
337 337 size_t rlen;
338 338
339 339 if (!datap)
340 340 return (pkt);
341 341 *datap = (caddr_t)0;
342 342 bzero((caddr_t)&local, sizeof (struct buf));
343 343
344 344 /*
345 345 * use i_ddi_mem_alloc() for now until we have an interface to allocate
346 346 * memory for DMA which doesn't require a DMA handle.
347 347 */
348 348 if (i_ddi_mem_alloc(pdip, &scsi_alloc_attr, datalen,
349 349 ((func == SLEEP_FUNC) ? 1 : 0), 0, NULL, &local.b_un.b_addr, &rlen,
350 350 NULL) != DDI_SUCCESS) {
351 351 return (pkt);
352 352 }
353 353 if (readflag)
354 354 local.b_flags = B_READ;
355 355 local.b_bcount = datalen;
356 356 pkt = (*tran->tran_init_pkt) (ap, NULL, &local,
357 357 cdblen, statuslen, 0, PKT_CONSISTENT,
358 358 (func == SLEEP_FUNC) ? SLEEP_FUNC : NULL_FUNC, NULL);
359 359 if (!pkt) {
360 360 i_ddi_mem_free(local.b_un.b_addr, NULL);
361 361 if (func != NULL_FUNC) {
362 362 ddi_set_callback(func, NULL, &scsi_callback_id);
363 363 }
364 364 } else {
365 365 *datap = local.b_un.b_addr;
366 366 }
367 367 return (pkt);
368 368 }
369 369
370 370 /*
371 371 * Equivalent deallocation wrapper
372 372 */
373 373
374 374 void
375 375 free_pktiopb(struct scsi_pkt *pkt, caddr_t datap, int datalen)
376 376 {
377 377 register struct scsi_address *ap = P_TO_ADDR(pkt);
378 378 register scsi_hba_tran_t *tran = A_TO_TRAN(ap);
379 379
380 380 (*tran->tran_destroy_pkt)(ap, pkt);
381 381 if (datap && datalen) {
382 382 i_ddi_mem_free(datap, NULL);
383 383 }
384 384 if (scsi_callback_id != 0) {
385 385 ddi_run_callback(&scsi_callback_id);
386 386 }
387 387 }
388 388
389 389 /*
390 390 * Common naming functions
391 391 */
392 392
393 393 static char scsi_tmpname[64];
394 394
395 395 char *
396 396 scsi_dname(int dtyp)
397 397 {
398 398 static char *dnames[] = DTYPE_ASCII;
399 399 char *dname = NULL;
400 400
401 401 if ((dtyp & DTYPE_MASK) < (sizeof (dnames) / sizeof (*dnames)))
402 402 dname = dnames[dtyp&DTYPE_MASK];
403 403 else if (dtyp == DTYPE_NOTPRESENT)
404 404 dname = "Not Present";
405 405 if ((dname == NULL) || (*dname == '\0'))
406 406 dname = "<unknown device type>";
407 407 return (dname);
408 408 }
409 409
410 410 char *
411 411 scsi_rname(uchar_t reason)
412 412 {
413 413 static char *rnames[] = CMD_REASON_ASCII;
414 414 char *rname = NULL;
415 415
416 416 if (reason < (sizeof (rnames) / sizeof (*rnames)))
417 417 rname = rnames[reason];
418 418 if ((rname == NULL) || (*rname == '\0'))
419 419 rname = "<unknown reason>";
420 420 return (rname);
421 421 }
422 422
423 423 char *
424 424 scsi_mname(uchar_t msg)
425 425 {
426 426 static char *imsgs[23] = {
427 427 "COMMAND COMPLETE",
428 428 "EXTENDED",
429 429 "SAVE DATA POINTER",
430 430 "RESTORE POINTERS",
431 431 "DISCONNECT",
432 432 "INITIATOR DETECTED ERROR",
433 433 "ABORT",
434 434 "REJECT",
435 435 "NO-OP",
436 436 "MESSAGE PARITY",
437 437 "LINKED COMMAND COMPLETE",
438 438 "LINKED COMMAND COMPLETE (W/FLAG)",
439 439 "BUS DEVICE RESET",
440 440 "ABORT TAG",
441 441 "CLEAR QUEUE",
442 442 "INITIATE RECOVERY",
443 443 "RELEASE RECOVERY",
444 444 "TERMINATE PROCESS",
445 445 "CONTINUE TASK",
446 446 "TARGET TRANSFER DISABLE",
447 447 "RESERVED (0x14)",
448 448 "RESERVED (0x15)",
449 449 "CLEAR ACA"
450 450 };
451 451 static char *imsgs_2[6] = {
452 452 "SIMPLE QUEUE TAG",
453 453 "HEAD OF QUEUE TAG",
454 454 "ORDERED QUEUE TAG",
455 455 "IGNORE WIDE RESIDUE",
456 456 "ACA",
457 457 "LOGICAL UNIT RESET"
458 458 };
459 459
460 460 if (msg < 23) {
461 461 return (imsgs[msg]);
462 462 } else if (IS_IDENTIFY_MSG(msg)) {
463 463 return ("IDENTIFY");
464 464 } else if (IS_2BYTE_MSG(msg) &&
465 465 (int)((msg) & 0xF) < (sizeof (imsgs_2) / sizeof (char *))) {
466 466 return (imsgs_2[msg & 0xF]);
467 467 } else {
468 468 return ("<unknown msg>");
469 469 }
470 470
471 471 }
472 472
473 473 char *
474 474 scsi_cname(uchar_t cmd, register char **cmdvec)
475 475 {
476 476 while (*cmdvec != (char *)0) {
477 477 if (cmd == **cmdvec) {
478 478 return ((char *)((long)(*cmdvec)+1));
479 479 }
480 480 cmdvec++;
481 481 }
482 482 return (sprintf(scsi_tmpname, "<undecoded cmd 0x%x>", cmd));
483 483 }
484 484
485 485 char *
486 486 scsi_cmd_name(uchar_t cmd, struct scsi_key_strings *cmdlist, char *tmpstr)
487 487 {
488 488 int i = 0;
489 489
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489 lines elided |
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490 490 while (cmdlist[i].key != -1) {
491 491 if (cmd == cmdlist[i].key) {
492 492 return ((char *)cmdlist[i].message);
493 493 }
494 494 i++;
495 495 }
496 496 return (sprintf(tmpstr, "<undecoded cmd 0x%x>", cmd));
497 497 }
498 498
499 499 static struct scsi_asq_key_strings extended_sense_list[] = {
500 - 0x00, 0x00, "no additional sense info",
501 - 0x00, 0x01, "filemark detected",
502 - 0x00, 0x02, "end of partition/medium detected",
503 - 0x00, 0x03, "setmark detected",
504 - 0x00, 0x04, "beginning of partition/medium detected",
505 - 0x00, 0x05, "end of data detected",
506 - 0x00, 0x06, "i/o process terminated",
507 - 0x00, 0x11, "audio play operation in progress",
508 - 0x00, 0x12, "audio play operation paused",
509 - 0x00, 0x13, "audio play operation successfully completed",
510 - 0x00, 0x14, "audio play operation stopped due to error",
511 - 0x00, 0x15, "no current audio status to return",
512 - 0x00, 0x16, "operation in progress",
513 - 0x00, 0x17, "cleaning requested",
514 - 0x00, 0x18, "erase operation in progress",
515 - 0x00, 0x19, "locate operation in progress",
516 - 0x00, 0x1A, "rewind operation in progress",
517 - 0x00, 0x1B, "set capacity operation in progress",
518 - 0x00, 0x1C, "verify operation in progress",
519 - 0x00, 0x1D, "ATA passthrough information available",
520 - 0x01, 0x00, "no index/sector signal",
521 - 0x02, 0x00, "no seek complete",
522 - 0x03, 0x00, "peripheral device write fault",
523 - 0x03, 0x01, "no write current",
524 - 0x03, 0x02, "excessive write errors",
525 - 0x04, 0x00, "LUN not ready",
526 - 0x04, 0x01, "LUN is becoming ready",
527 - 0x04, 0x02, "LUN initializing command required",
528 - 0x04, 0x03, "LUN not ready intervention required",
529 - 0x04, 0x04, "LUN not ready format in progress",
530 - 0x04, 0x05, "LUN not ready, rebuild in progress",
531 - 0x04, 0x06, "LUN not ready, recalculation in progress",
532 - 0x04, 0x07, "LUN not ready, operation in progress",
533 - 0x04, 0x08, "LUN not ready, long write in progress",
534 - 0x04, 0x09, "LUN not ready, self-test in progress",
535 - 0x04, 0x0A, "LUN not accessible, asymmetric access state transition",
536 - 0x04, 0x0B, "LUN not accessible, target port in standby state",
537 - 0x04, 0x0C, "LUN not accessible, target port in unavailable state",
538 - 0x04, 0x10, "LUN not ready, auxiliary memory not accessible",
539 - 0x05, 0x00, "LUN does not respond to selection",
540 - 0x06, 0x00, "reference position found",
541 - 0x07, 0x00, "multiple peripheral devices selected",
542 - 0x08, 0x00, "LUN communication failure",
543 - 0x08, 0x01, "LUN communication time-out",
544 - 0x08, 0x02, "LUN communication parity error",
545 - 0x08, 0x03, "LUN communication crc error (ultra-DMA/32)",
546 - 0x08, 0x04, "unreachable copy target",
547 - 0x09, 0x00, "track following error",
548 - 0x09, 0x01, "tracking servo failure",
549 - 0x09, 0x02, "focus servo failure",
550 - 0x09, 0x03, "spindle servo failure",
551 - 0x09, 0x04, "head select fault",
552 - 0x0a, 0x00, "error log overflow",
553 - 0x0b, 0x00, "warning",
554 - 0x0b, 0x01, "warning - specified temperature exceeded",
555 - 0x0b, 0x02, "warning - enclosure degraded",
556 - 0x0c, 0x00, "write error",
557 - 0x0c, 0x01, "write error - recovered with auto reallocation",
558 - 0x0c, 0x02, "write error - auto reallocation failed",
559 - 0x0c, 0x03, "write error - recommend reassignment",
560 - 0x0c, 0x04, "compression check miscompare error",
561 - 0x0c, 0x05, "data expansion occurred during compression",
562 - 0x0c, 0x06, "block not compressible",
563 - 0x0c, 0x07, "write error - recovery needed",
564 - 0x0c, 0x08, "write error - recovery failed",
565 - 0x0c, 0x09, "write error - loss of streaming",
566 - 0x0c, 0x0a, "write error - padding blocks added",
567 - 0x0c, 0x0b, "auxiliary memory write error",
568 - 0x0c, 0x0c, "write error - unexpected unsolicited data",
569 - 0x0c, 0x0d, "write error - not enough unsolicited data",
570 - 0x0d, 0x00, "error detected by third party temporary initiator",
571 - 0x0d, 0x01, "third party device failure",
572 - 0x0d, 0x02, "copy target device not reachable",
573 - 0x0d, 0x03, "incorrect copy target device type",
574 - 0x0d, 0x04, "copy target device data underrun",
575 - 0x0d, 0x05, "copy target device data overrun",
576 - 0x0e, 0x00, "invalid information unit",
577 - 0x0e, 0x01, "information unit too short",
578 - 0x0e, 0x02, "information unit too long",
579 - 0x10, 0x00, "ID CRC or ECC error",
580 - 0x11, 0x00, "unrecovered read error",
581 - 0x11, 0x01, "read retries exhausted",
582 - 0x11, 0x02, "error too long to correct",
583 - 0x11, 0x03, "multiple read errors",
584 - 0x11, 0x04, "unrecovered read error - auto reallocate failed",
585 - 0x11, 0x05, "L-EC uncorrectable error",
586 - 0x11, 0x06, "CIRC unrecovered error",
587 - 0x11, 0x07, "data re-synchronization error",
588 - 0x11, 0x08, "incomplete block read",
589 - 0x11, 0x09, "no gap found",
590 - 0x11, 0x0a, "miscorrected error",
591 - 0x11, 0x0b, "unrecovered read error - recommend reassignment",
592 - 0x11, 0x0c, "unrecovered read error - recommend rewrite the data",
593 - 0x11, 0x0d, "de-compression crc error",
594 - 0x11, 0x0e, "cannot decompress using declared algorithm",
595 - 0x11, 0x0f, "error reading UPC/EAN number",
596 - 0x11, 0x10, "error reading ISRC number",
597 - 0x11, 0x11, "read error - loss of streaming",
598 - 0x11, 0x12, "auxiliary memory read error",
599 - 0x11, 0x13, "read error - failed retransmission request",
600 - 0x12, 0x00, "address mark not found for ID field",
601 - 0x13, 0x00, "address mark not found for data field",
602 - 0x14, 0x00, "recorded entity not found",
603 - 0x14, 0x01, "record not found",
604 - 0x14, 0x02, "filemark or setmark not found",
605 - 0x14, 0x03, "end-of-data not found",
606 - 0x14, 0x04, "block sequence error",
607 - 0x14, 0x05, "record not found - recommend reassignment",
608 - 0x14, 0x06, "record not found - data auto-reallocated",
609 - 0x14, 0x07, "locate operation failure",
610 - 0x15, 0x00, "random positioning error",
611 - 0x15, 0x01, "mechanical positioning error",
612 - 0x15, 0x02, "positioning error detected by read of medium",
613 - 0x16, 0x00, "data sync mark error",
614 - 0x16, 0x01, "data sync error - data rewritten",
615 - 0x16, 0x02, "data sync error - recommend rewrite",
616 - 0x16, 0x03, "data sync error - data auto-reallocated",
617 - 0x16, 0x04, "data sync error - recommend reassignment",
618 - 0x17, 0x00, "recovered data with no error correction",
619 - 0x17, 0x01, "recovered data with retries",
620 - 0x17, 0x02, "recovered data with positive head offset",
621 - 0x17, 0x03, "recovered data with negative head offset",
622 - 0x17, 0x04, "recovered data with retries and/or CIRC applied",
623 - 0x17, 0x05, "recovered data using previous sector id",
624 - 0x17, 0x06, "recovered data without ECC - data auto-reallocated",
625 - 0x17, 0x07, "recovered data without ECC - recommend reassignment",
626 - 0x17, 0x08, "recovered data without ECC - recommend rewrite",
627 - 0x17, 0x09, "recovered data without ECC - data rewritten",
628 - 0x18, 0x00, "recovered data with error correction",
629 - 0x18, 0x01, "recovered data with error corr. & retries applied",
630 - 0x18, 0x02, "recovered data - data auto-reallocated",
631 - 0x18, 0x03, "recovered data with CIRC",
632 - 0x18, 0x04, "recovered data with L-EC",
633 - 0x18, 0x05, "recovered data - recommend reassignment",
634 - 0x18, 0x06, "recovered data - recommend rewrite",
635 - 0x18, 0x07, "recovered data with ECC - data rewritten",
636 - 0x18, 0x08, "recovered data with linking",
637 - 0x19, 0x00, "defect list error",
638 - 0x1a, 0x00, "parameter list length error",
639 - 0x1b, 0x00, "synchronous data xfer error",
640 - 0x1c, 0x00, "defect list not found",
641 - 0x1c, 0x01, "primary defect list not found",
642 - 0x1c, 0x02, "grown defect list not found",
643 - 0x1d, 0x00, "miscompare during verify",
644 - 0x1e, 0x00, "recovered ID with ECC",
645 - 0x1f, 0x00, "partial defect list transfer",
646 - 0x20, 0x00, "invalid command operation code",
647 - 0x20, 0x01, "access denied - initiator pending-enrolled",
648 - 0x20, 0x02, "access denied - no access rights",
649 - 0x20, 0x03, "access denied - invalid mgmt id key",
650 - 0x20, 0x04, "illegal command while in write capable state",
651 - 0x20, 0x06, "illegal command while in explicit address mode",
652 - 0x20, 0x07, "illegal command while in implicit address mode",
653 - 0x20, 0x08, "access denied - enrollment conflict",
654 - 0x20, 0x09, "access denied - invalid lu identifier",
655 - 0x20, 0x0a, "access denied - invalid proxy token",
656 - 0x20, 0x0b, "access denied - ACL LUN conflict",
657 - 0x21, 0x00, "logical block address out of range",
658 - 0x21, 0x01, "invalid element address",
659 - 0x21, 0x02, "invalid address for write",
660 - 0x22, 0x00, "illegal function",
661 - 0x24, 0x00, "invalid field in cdb",
662 - 0x24, 0x01, "cdb decryption error",
663 - 0x25, 0x00, "LUN not supported",
664 - 0x26, 0x00, "invalid field in param list",
665 - 0x26, 0x01, "parameter not supported",
666 - 0x26, 0x02, "parameter value invalid",
667 - 0x26, 0x03, "threshold parameters not supported",
668 - 0x26, 0x04, "invalid release of persistent reservation",
669 - 0x26, 0x05, "data decryption error",
670 - 0x26, 0x06, "too many target descriptors",
671 - 0x26, 0x07, "unsupported target descriptor type code",
672 - 0x26, 0x08, "too many segment descriptors",
673 - 0x26, 0x09, "unsupported segment descriptor type code",
674 - 0x26, 0x0a, "unexpected inexact segment",
675 - 0x26, 0x0b, "inline data length exceeded",
676 - 0x26, 0x0c, "invalid operation for copy source or destination",
677 - 0x26, 0x0d, "copy segment granularity violation",
678 - 0x27, 0x00, "write protected",
679 - 0x27, 0x01, "hardware write protected",
680 - 0x27, 0x02, "LUN software write protected",
681 - 0x27, 0x03, "associated write protect",
682 - 0x27, 0x04, "persistent write protect",
683 - 0x27, 0x05, "permanent write protect",
684 - 0x27, 0x06, "conditional write protect",
685 - 0x27, 0x80, "unable to overwrite data",
686 - 0x28, 0x00, "medium may have changed",
687 - 0x28, 0x01, "import or export element accessed",
688 - 0x29, 0x00, "power on, reset, or bus reset occurred",
689 - 0x29, 0x01, "power on occurred",
690 - 0x29, 0x02, "scsi bus reset occurred",
691 - 0x29, 0x03, "bus device reset message occurred",
692 - 0x29, 0x04, "device internal reset",
693 - 0x29, 0x05, "transceiver mode changed to single-ended",
694 - 0x29, 0x06, "transceiver mode changed to LVD",
695 - 0x29, 0x07, "i_t nexus loss occurred",
696 - 0x2a, 0x00, "parameters changed",
697 - 0x2a, 0x01, "mode parameters changed",
698 - 0x2a, 0x02, "log parameters changed",
699 - 0x2a, 0x03, "reservations preempted",
700 - 0x2a, 0x04, "reservations released",
701 - 0x2a, 0x05, "registrations preempted",
702 - 0x2a, 0x06, "asymmetric access state changed",
703 - 0x2a, 0x07, "implicit asymmetric access state transition failed",
704 - 0x2b, 0x00, "copy cannot execute since host cannot disconnect",
705 - 0x2c, 0x00, "command sequence error",
706 - 0x2c, 0x03, "current program area is not empty",
707 - 0x2c, 0x04, "current program area is empty",
708 - 0x2c, 0x06, "persistent prevent conflict",
709 - 0x2c, 0x07, "previous busy status",
710 - 0x2c, 0x08, "previous task set full status",
711 - 0x2c, 0x09, "previous reservation conflict status",
712 - 0x2d, 0x00, "overwrite error on update in place",
713 - 0x2e, 0x00, "insufficient time for operation",
714 - 0x2f, 0x00, "commands cleared by another initiator",
715 - 0x30, 0x00, "incompatible medium installed",
716 - 0x30, 0x01, "cannot read medium - unknown format",
717 - 0x30, 0x02, "cannot read medium - incompatible format",
718 - 0x30, 0x03, "cleaning cartridge installed",
719 - 0x30, 0x04, "cannot write medium - unknown format",
720 - 0x30, 0x05, "cannot write medium - incompatible format",
721 - 0x30, 0x06, "cannot format medium - incompatible medium",
722 - 0x30, 0x07, "cleaning failure",
723 - 0x30, 0x08, "cannot write - application code mismatch",
724 - 0x30, 0x09, "current session not fixated for append",
725 - 0x30, 0x0b, "WORM medium - Overwrite attempted",
726 - 0x30, 0x0c, "WORM medium - Cannot Erase",
727 - 0x30, 0x0d, "WORM medium - Integrity Check",
728 - 0x30, 0x10, "medium not formatted",
729 - 0x31, 0x00, "medium format corrupted",
730 - 0x31, 0x01, "format command failed",
731 - 0x31, 0x02, "zoned formatting failed due to spare linking",
732 - 0x31, 0x94, "WORM media corrupted",
733 - 0x32, 0x00, "no defect spare location available",
734 - 0x32, 0x01, "defect list update failure",
735 - 0x33, 0x00, "tape length error",
736 - 0x34, 0x00, "enclosure failure",
737 - 0x35, 0x00, "enclosure services failure",
738 - 0x35, 0x01, "unsupported enclosure function",
739 - 0x35, 0x02, "enclosure services unavailable",
740 - 0x35, 0x03, "enclosure services transfer failure",
741 - 0x35, 0x04, "enclosure services transfer refused",
742 - 0x36, 0x00, "ribbon, ink, or toner failure",
743 - 0x37, 0x00, "rounded parameter",
744 - 0x39, 0x00, "saving parameters not supported",
745 - 0x3a, 0x00, "medium not present",
746 - 0x3a, 0x01, "medium not present - tray closed",
747 - 0x3a, 0x02, "medium not present - tray open",
748 - 0x3a, 0x03, "medium not present - loadable",
749 - 0x3a, 0x04, "medium not present - medium auxiliary memory accessible",
750 - 0x3b, 0x00, "sequential positioning error",
751 - 0x3b, 0x01, "tape position error at beginning-of-medium",
752 - 0x3b, 0x02, "tape position error at end-of-medium",
753 - 0x3b, 0x08, "reposition error",
754 - 0x3b, 0x0c, "position past beginning of medium",
755 - 0x3b, 0x0d, "medium destination element full",
756 - 0x3b, 0x0e, "medium source element empty",
757 - 0x3b, 0x0f, "end of medium reached",
758 - 0x3b, 0x11, "medium magazine not accessible",
759 - 0x3b, 0x12, "medium magazine removed",
760 - 0x3b, 0x13, "medium magazine inserted",
761 - 0x3b, 0x14, "medium magazine locked",
762 - 0x3b, 0x15, "medium magazine unlocked",
763 - 0x3b, 0x16, "mechanical positioning or changer error",
764 - 0x3d, 0x00, "invalid bits in indentify message",
765 - 0x3e, 0x00, "LUN has not self-configured yet",
766 - 0x3e, 0x01, "LUN failure",
767 - 0x3e, 0x02, "timeout on LUN",
768 - 0x3e, 0x03, "LUN failed self-test",
769 - 0x3e, 0x04, "LUN unable to update self-test log",
770 - 0x3f, 0x00, "target operating conditions have changed",
771 - 0x3f, 0x01, "microcode has been changed",
772 - 0x3f, 0x02, "changed operating definition",
773 - 0x3f, 0x03, "inquiry data has changed",
774 - 0x3f, 0x04, "component device attached",
775 - 0x3f, 0x05, "device identifier changed",
776 - 0x3f, 0x06, "redundancy group created or modified",
777 - 0x3f, 0x07, "redundancy group deleted",
778 - 0x3f, 0x08, "spare created or modified",
779 - 0x3f, 0x09, "spare deleted",
780 - 0x3f, 0x0a, "volume set created or modified",
781 - 0x3f, 0x0b, "volume set deleted",
782 - 0x3f, 0x0c, "volume set deassigned",
783 - 0x3f, 0x0d, "volume set reassigned",
784 - 0x3f, 0x0e, "reported LUNs data has changed",
785 - 0x3f, 0x0f, "echo buffer overwritten",
786 - 0x3f, 0x10, "medium loadable",
787 - 0x3f, 0x11, "medium auxiliary memory accessible",
788 - 0x40, 0x00, "ram failure",
789 - 0x41, 0x00, "data path failure",
790 - 0x42, 0x00, "power-on or self-test failure",
791 - 0x43, 0x00, "message error",
792 - 0x44, 0x00, "internal target failure",
793 - 0x45, 0x00, "select or reselect failure",
794 - 0x46, 0x00, "unsuccessful soft reset",
795 - 0x47, 0x00, "scsi parity error",
796 - 0x47, 0x01, "data phase crc error detected",
797 - 0x47, 0x02, "scsi parity error detected during st data phase",
798 - 0x47, 0x03, "information unit iucrc error detected",
799 - 0x47, 0x04, "asynchronous information protection error detected",
800 - 0x47, 0x05, "protocol service crc error",
801 - 0x47, 0x7f, "some commands cleared by iscsi protocol event",
802 - 0x48, 0x00, "initiator detected error message received",
803 - 0x49, 0x00, "invalid message error",
804 - 0x4a, 0x00, "command phase error",
805 - 0x4b, 0x00, "data phase error",
806 - 0x4b, 0x01, "invalid target port transfer tag received",
807 - 0x4b, 0x02, "too much write data",
808 - 0x4b, 0x03, "ack/nak timeout",
809 - 0x4b, 0x04, "nak received",
810 - 0x4b, 0x05, "data offset error",
811 - 0x4c, 0x00, "logical unit failed self-configuration",
812 - 0x4d, 0x00, "tagged overlapped commands (ASCQ = queue tag)",
813 - 0x4e, 0x00, "overlapped commands attempted",
814 - 0x50, 0x00, "write append error",
815 - 0x50, 0x01, "data protect write append error",
816 - 0x50, 0x95, "data protect write append error",
817 - 0x51, 0x00, "erase failure",
818 - 0x52, 0x00, "cartridge fault",
819 - 0x53, 0x00, "media load or eject failed",
820 - 0x53, 0x01, "unload tape failure",
821 - 0x53, 0x02, "medium removal prevented",
822 - 0x54, 0x00, "scsi to host system interface failure",
823 - 0x55, 0x00, "system resource failure",
824 - 0x55, 0x01, "system buffer full",
825 - 0x55, 0x02, "insufficient reservation resources",
826 - 0x55, 0x03, "insufficient resources",
827 - 0x55, 0x04, "insufficient registration resources",
828 - 0x55, 0x05, "insufficient access control resources",
829 - 0x55, 0x06, "auxiliary memory out of space",
830 - 0x57, 0x00, "unable to recover TOC",
831 - 0x58, 0x00, "generation does not exist",
832 - 0x59, 0x00, "updated block read",
833 - 0x5a, 0x00, "operator request or state change input",
834 - 0x5a, 0x01, "operator medium removal request",
835 - 0x5a, 0x02, "operator selected write protect",
836 - 0x5a, 0x03, "operator selected write permit",
837 - 0x5b, 0x00, "log exception",
838 - 0x5b, 0x01, "threshold condition met",
839 - 0x5b, 0x02, "log counter at maximum",
840 - 0x5b, 0x03, "log list codes exhausted",
841 - 0x5c, 0x00, "RPL status change",
842 - 0x5c, 0x01, "spindles synchronized",
843 - 0x5c, 0x02, "spindles not synchronized",
844 - 0x5d, 0x00, "drive operation marginal, service immediately"
845 - " (failure prediction threshold exceeded)",
846 - 0x5d, 0x01, "media failure prediction threshold exceeded",
847 - 0x5d, 0x02, "LUN failure prediction threshold exceeded",
848 - 0x5d, 0x03, "spare area exhaustion prediction threshold exceeded",
849 - 0x5d, 0x10, "hardware impending failure general hard drive failure",
850 - 0x5d, 0x11, "hardware impending failure drive error rate too high",
851 - 0x5d, 0x12, "hardware impending failure data error rate too high",
852 - 0x5d, 0x13, "hardware impending failure seek error rate too high",
853 - 0x5d, 0x14, "hardware impending failure too many block reassigns",
854 - 0x5d, 0x15, "hardware impending failure access times too high",
855 - 0x5d, 0x16, "hardware impending failure start unit times too high",
856 - 0x5d, 0x17, "hardware impending failure channel parametrics",
857 - 0x5d, 0x18, "hardware impending failure controller detected",
858 - 0x5d, 0x19, "hardware impending failure throughput performance",
859 - 0x5d, 0x1a, "hardware impending failure seek time performance",
860 - 0x5d, 0x1b, "hardware impending failure spin-up retry count",
861 - 0x5d, 0x1c, "hardware impending failure drive calibration retry count",
862 - 0x5d, 0x20, "controller impending failure general hard drive failure",
863 - 0x5d, 0x21, "controller impending failure drive error rate too high",
864 - 0x5d, 0x22, "controller impending failure data error rate too high",
865 - 0x5d, 0x23, "controller impending failure seek error rate too high",
866 - 0x5d, 0x24, "controller impending failure too many block reassigns",
867 - 0x5d, 0x25, "controller impending failure access times too high",
868 - 0x5d, 0x26, "controller impending failure start unit times too high",
869 - 0x5d, 0x27, "controller impending failure channel parametrics",
870 - 0x5d, 0x28, "controller impending failure controller detected",
871 - 0x5d, 0x29, "controller impending failure throughput performance",
872 - 0x5d, 0x2a, "controller impending failure seek time performance",
873 - 0x5d, 0x2b, "controller impending failure spin-up retry count",
874 - 0x5d, 0x2c, "controller impending failure drive calibration retry cnt",
875 - 0x5d, 0x30, "data channel impending failure general hard drive failure",
876 - 0x5d, 0x31, "data channel impending failure drive error rate too high",
877 - 0x5d, 0x32, "data channel impending failure data error rate too high",
878 - 0x5d, 0x33, "data channel impending failure seek error rate too high",
879 - 0x5d, 0x34, "data channel impending failure too many block reassigns",
880 - 0x5d, 0x35, "data channel impending failure access times too high",
881 - 0x5d, 0x36, "data channel impending failure start unit times too high",
882 - 0x5d, 0x37, "data channel impending failure channel parametrics",
883 - 0x5d, 0x38, "data channel impending failure controller detected",
884 - 0x5d, 0x39, "data channel impending failure throughput performance",
885 - 0x5d, 0x3a, "data channel impending failure seek time performance",
886 - 0x5d, 0x3b, "data channel impending failure spin-up retry count",
887 - 0x5d, 0x3c, "data channel impending failure drive calibrate retry cnt",
888 - 0x5d, 0x40, "servo impending failure general hard drive failure",
889 - 0x5d, 0x41, "servo impending failure drive error rate too high",
890 - 0x5d, 0x42, "servo impending failure data error rate too high",
891 - 0x5d, 0x43, "servo impending failure seek error rate too high",
892 - 0x5d, 0x44, "servo impending failure too many block reassigns",
893 - 0x5d, 0x45, "servo impending failure access times too high",
894 - 0x5d, 0x46, "servo impending failure start unit times too high",
895 - 0x5d, 0x47, "servo impending failure channel parametrics",
896 - 0x5d, 0x48, "servo impending failure controller detected",
897 - 0x5d, 0x49, "servo impending failure throughput performance",
898 - 0x5d, 0x4a, "servo impending failure seek time performance",
899 - 0x5d, 0x4b, "servo impending failure spin-up retry count",
900 - 0x5d, 0x4c, "servo impending failure drive calibration retry count",
901 - 0x5d, 0x50, "spindle impending failure general hard drive failure",
902 - 0x5d, 0x51, "spindle impending failure drive error rate too high",
903 - 0x5d, 0x52, "spindle impending failure data error rate too high",
904 - 0x5d, 0x53, "spindle impending failure seek error rate too high",
905 - 0x5d, 0x54, "spindle impending failure too many block reassigns",
906 - 0x5d, 0x55, "spindle impending failure access times too high",
907 - 0x5d, 0x56, "spindle impending failure start unit times too high",
908 - 0x5d, 0x57, "spindle impending failure channel parametrics",
909 - 0x5d, 0x58, "spindle impending failure controller detected",
910 - 0x5d, 0x59, "spindle impending failure throughput performance",
911 - 0x5d, 0x5a, "spindle impending failure seek time performance",
912 - 0x5d, 0x5b, "spindle impending failure spin-up retry count",
913 - 0x5d, 0x5c, "spindle impending failure drive calibration retry count",
914 - 0x5d, 0x60, "firmware impending failure general hard drive failure",
915 - 0x5d, 0x61, "firmware impending failure drive error rate too high",
916 - 0x5d, 0x62, "firmware impending failure data error rate too high",
917 - 0x5d, 0x63, "firmware impending failure seek error rate too high",
918 - 0x5d, 0x64, "firmware impending failure too many block reassigns",
919 - 0x5d, 0x65, "firmware impending failure access times too high",
920 - 0x5d, 0x66, "firmware impending failure start unit times too high",
921 - 0x5d, 0x67, "firmware impending failure channel parametrics",
922 - 0x5d, 0x68, "firmware impending failure controller detected",
923 - 0x5d, 0x69, "firmware impending failure throughput performance",
924 - 0x5d, 0x6a, "firmware impending failure seek time performance",
925 - 0x5d, 0x6b, "firmware impending failure spin-up retry count",
926 - 0x5d, 0x6c, "firmware impending failure drive calibration retry count",
927 - 0x5d, 0xff, "failure prediction threshold exceeded (false)",
928 - 0x5e, 0x00, "low power condition active",
929 - 0x5e, 0x01, "idle condition activated by timer",
930 - 0x5e, 0x02, "standby condition activated by timer",
931 - 0x5e, 0x03, "idle condition activated by command",
932 - 0x5e, 0x04, "standby condition activated by command",
933 - 0x60, 0x00, "lamp failure",
934 - 0x61, 0x00, "video acquisition error",
935 - 0x62, 0x00, "scan head positioning error",
936 - 0x63, 0x00, "end of user area encountered on this track",
937 - 0x63, 0x01, "packet does not fit in available space",
938 - 0x64, 0x00, "illegal mode for this track",
939 - 0x64, 0x01, "invalid packet size",
940 - 0x65, 0x00, "voltage fault",
941 - 0x66, 0x00, "automatic document feeder cover up",
942 - 0x67, 0x00, "configuration failure",
943 - 0x67, 0x01, "configuration of incapable LUNs failed",
944 - 0x67, 0x02, "add LUN failed",
945 - 0x67, 0x03, "modification of LUN failed",
946 - 0x67, 0x04, "exchange of LUN failed",
947 - 0x67, 0x05, "remove of LUN failed",
948 - 0x67, 0x06, "attachment of LUN failed",
949 - 0x67, 0x07, "creation of LUN failed",
950 - 0x67, 0x08, "assign failure occurred",
951 - 0x67, 0x09, "multiply assigned LUN",
952 - 0x67, 0x0a, "set target port groups command failed",
953 - 0x68, 0x00, "logical unit not configured",
954 - 0x69, 0x00, "data loss on logical unit",
955 - 0x69, 0x01, "multiple LUN failures",
956 - 0x69, 0x02, "parity/data mismatch",
957 - 0x6a, 0x00, "informational, refer to log",
958 - 0x6b, 0x00, "state change has occurred",
959 - 0x6b, 0x01, "redundancy level got better",
960 - 0x6b, 0x02, "redundancy level got worse",
961 - 0x6c, 0x00, "rebuild failure occurred",
962 - 0x6d, 0x00, "recalculate failure occurred",
963 - 0x6e, 0x00, "command to logical unit failed",
964 - 0x6f, 0x00, "copy protect key exchange failure authentication failure",
965 - 0x6f, 0x01, "copy protect key exchange failure key not present",
966 - 0x6f, 0x02, "copy protect key exchange failure key not established",
967 - 0x6f, 0x03, "read of scrambled sector without authentication",
968 - 0x6f, 0x04, "media region code is mismatched to LUN region",
969 - 0x6f, 0x05, "drive region must be permanent/region reset count error",
970 - 0x70, 0xffff, "decompression exception short algorithm id of ASCQ",
971 - 0x71, 0x00, "decompression exception long algorithm id",
972 - 0x72, 0x00, "session fixation error",
973 - 0x72, 0x01, "session fixation error writing lead-in",
974 - 0x72, 0x02, "session fixation error writing lead-out",
975 - 0x72, 0x03, "session fixation error - incomplete track in session",
976 - 0x72, 0x04, "empty or partially written reserved track",
977 - 0x72, 0x05, "no more track reservations allowed",
978 - 0x73, 0x00, "cd control error",
979 - 0x73, 0x01, "power calibration area almost full",
980 - 0x73, 0x02, "power calibration area is full",
981 - 0x73, 0x03, "power calibration area error",
982 - 0x73, 0x04, "program memory area update failure",
983 - 0x73, 0x05, "program memory area is full",
984 - 0x73, 0x06, "rma/pma is almost full",
985 - 0xffff, 0xffff, NULL
500 + { 0x00, 0x00, "no additional sense info" },
501 + { 0x00, 0x01, "filemark detected" },
502 + { 0x00, 0x02, "end of partition/medium detected" },
503 + { 0x00, 0x03, "setmark detected" },
504 + { 0x00, 0x04, "beginning of partition/medium detected" },
505 + { 0x00, 0x05, "end of data detected" },
506 + { 0x00, 0x06, "i/o process terminated" },
507 + { 0x00, 0x11, "audio play operation in progress" },
508 + { 0x00, 0x12, "audio play operation paused" },
509 + { 0x00, 0x13, "audio play operation successfully completed" },
510 + { 0x00, 0x14, "audio play operation stopped due to error" },
511 + { 0x00, 0x15, "no current audio status to return" },
512 + { 0x00, 0x16, "operation in progress" },
513 + { 0x00, 0x17, "cleaning requested" },
514 + { 0x00, 0x18, "erase operation in progress" },
515 + { 0x00, 0x19, "locate operation in progress" },
516 + { 0x00, 0x1A, "rewind operation in progress" },
517 + { 0x00, 0x1B, "set capacity operation in progress" },
518 + { 0x00, 0x1C, "verify operation in progress" },
519 + { 0x00, 0x1D, "ATA passthrough information available" },
520 + { 0x01, 0x00, "no index/sector signal" },
521 + { 0x02, 0x00, "no seek complete" },
522 + { 0x03, 0x00, "peripheral device write fault" },
523 + { 0x03, 0x01, "no write current" },
524 + { 0x03, 0x02, "excessive write errors" },
525 + { 0x04, 0x00, "LUN not ready" },
526 + { 0x04, 0x01, "LUN is becoming ready" },
527 + { 0x04, 0x02, "LUN initializing command required" },
528 + { 0x04, 0x03, "LUN not ready intervention required" },
529 + { 0x04, 0x04, "LUN not ready format in progress" },
530 + { 0x04, 0x05, "LUN not ready, rebuild in progress" },
531 + { 0x04, 0x06, "LUN not ready, recalculation in progress" },
532 + { 0x04, 0x07, "LUN not ready, operation in progress" },
533 + { 0x04, 0x08, "LUN not ready, long write in progress" },
534 + { 0x04, 0x09, "LUN not ready, self-test in progress" },
535 + { 0x04, 0x0A, "LUN not accessible, asymmetric access state transition" },
536 + { 0x04, 0x0B, "LUN not accessible, target port in standby state" },
537 + { 0x04, 0x0C, "LUN not accessible, target port in unavailable state" },
538 + { 0x04, 0x10, "LUN not ready, auxiliary memory not accessible" },
539 + { 0x05, 0x00, "LUN does not respond to selection" },
540 + { 0x06, 0x00, "reference position found" },
541 + { 0x07, 0x00, "multiple peripheral devices selected" },
542 + { 0x08, 0x00, "LUN communication failure" },
543 + { 0x08, 0x01, "LUN communication time-out" },
544 + { 0x08, 0x02, "LUN communication parity error" },
545 + { 0x08, 0x03, "LUN communication crc error (ultra-DMA/32)" },
546 + { 0x08, 0x04, "unreachable copy target" },
547 + { 0x09, 0x00, "track following error" },
548 + { 0x09, 0x01, "tracking servo failure" },
549 + { 0x09, 0x02, "focus servo failure" },
550 + { 0x09, 0x03, "spindle servo failure" },
551 + { 0x09, 0x04, "head select fault" },
552 + { 0x0a, 0x00, "error log overflow" },
553 + { 0x0b, 0x00, "warning" },
554 + { 0x0b, 0x01, "warning - specified temperature exceeded" },
555 + { 0x0b, 0x02, "warning - enclosure degraded" },
556 + { 0x0c, 0x00, "write error" },
557 + { 0x0c, 0x01, "write error - recovered with auto reallocation" },
558 + { 0x0c, 0x02, "write error - auto reallocation failed" },
559 + { 0x0c, 0x03, "write error - recommend reassignment" },
560 + { 0x0c, 0x04, "compression check miscompare error" },
561 + { 0x0c, 0x05, "data expansion occurred during compression" },
562 + { 0x0c, 0x06, "block not compressible" },
563 + { 0x0c, 0x07, "write error - recovery needed" },
564 + { 0x0c, 0x08, "write error - recovery failed" },
565 + { 0x0c, 0x09, "write error - loss of streaming" },
566 + { 0x0c, 0x0a, "write error - padding blocks added" },
567 + { 0x0c, 0x0b, "auxiliary memory write error" },
568 + { 0x0c, 0x0c, "write error - unexpected unsolicited data" },
569 + { 0x0c, 0x0d, "write error - not enough unsolicited data" },
570 + { 0x0d, 0x00, "error detected by third party temporary initiator" },
571 + { 0x0d, 0x01, "third party device failure" },
572 + { 0x0d, 0x02, "copy target device not reachable" },
573 + { 0x0d, 0x03, "incorrect copy target device type" },
574 + { 0x0d, 0x04, "copy target device data underrun" },
575 + { 0x0d, 0x05, "copy target device data overrun" },
576 + { 0x0e, 0x00, "invalid information unit" },
577 + { 0x0e, 0x01, "information unit too short" },
578 + { 0x0e, 0x02, "information unit too long" },
579 + { 0x10, 0x00, "ID CRC or ECC error" },
580 + { 0x11, 0x00, "unrecovered read error" },
581 + { 0x11, 0x01, "read retries exhausted" },
582 + { 0x11, 0x02, "error too long to correct" },
583 + { 0x11, 0x03, "multiple read errors" },
584 + { 0x11, 0x04, "unrecovered read error - auto reallocate failed" },
585 + { 0x11, 0x05, "L-EC uncorrectable error" },
586 + { 0x11, 0x06, "CIRC unrecovered error" },
587 + { 0x11, 0x07, "data re-synchronization error" },
588 + { 0x11, 0x08, "incomplete block read" },
589 + { 0x11, 0x09, "no gap found" },
590 + { 0x11, 0x0a, "miscorrected error" },
591 + { 0x11, 0x0b, "unrecovered read error - recommend reassignment" },
592 + { 0x11, 0x0c, "unrecovered read error - recommend rewrite the data" },
593 + { 0x11, 0x0d, "de-compression crc error" },
594 + { 0x11, 0x0e, "cannot decompress using declared algorithm" },
595 + { 0x11, 0x0f, "error reading UPC/EAN number" },
596 + { 0x11, 0x10, "error reading ISRC number" },
597 + { 0x11, 0x11, "read error - loss of streaming" },
598 + { 0x11, 0x12, "auxiliary memory read error" },
599 + { 0x11, 0x13, "read error - failed retransmission request" },
600 + { 0x12, 0x00, "address mark not found for ID field" },
601 + { 0x13, 0x00, "address mark not found for data field" },
602 + { 0x14, 0x00, "recorded entity not found" },
603 + { 0x14, 0x01, "record not found" },
604 + { 0x14, 0x02, "filemark or setmark not found" },
605 + { 0x14, 0x03, "end-of-data not found" },
606 + { 0x14, 0x04, "block sequence error" },
607 + { 0x14, 0x05, "record not found - recommend reassignment" },
608 + { 0x14, 0x06, "record not found - data auto-reallocated" },
609 + { 0x14, 0x07, "locate operation failure" },
610 + { 0x15, 0x00, "random positioning error" },
611 + { 0x15, 0x01, "mechanical positioning error" },
612 + { 0x15, 0x02, "positioning error detected by read of medium" },
613 + { 0x16, 0x00, "data sync mark error" },
614 + { 0x16, 0x01, "data sync error - data rewritten" },
615 + { 0x16, 0x02, "data sync error - recommend rewrite" },
616 + { 0x16, 0x03, "data sync error - data auto-reallocated" },
617 + { 0x16, 0x04, "data sync error - recommend reassignment" },
618 + { 0x17, 0x00, "recovered data with no error correction" },
619 + { 0x17, 0x01, "recovered data with retries" },
620 + { 0x17, 0x02, "recovered data with positive head offset" },
621 + { 0x17, 0x03, "recovered data with negative head offset" },
622 + { 0x17, 0x04, "recovered data with retries and/or CIRC applied" },
623 + { 0x17, 0x05, "recovered data using previous sector id" },
624 + { 0x17, 0x06, "recovered data without ECC - data auto-reallocated" },
625 + { 0x17, 0x07, "recovered data without ECC - recommend reassignment" },
626 + { 0x17, 0x08, "recovered data without ECC - recommend rewrite" },
627 + { 0x17, 0x09, "recovered data without ECC - data rewritten" },
628 + { 0x18, 0x00, "recovered data with error correction" },
629 + { 0x18, 0x01, "recovered data with error corr. & retries applied" },
630 + { 0x18, 0x02, "recovered data - data auto-reallocated" },
631 + { 0x18, 0x03, "recovered data with CIRC" },
632 + { 0x18, 0x04, "recovered data with L-EC" },
633 + { 0x18, 0x05, "recovered data - recommend reassignment" },
634 + { 0x18, 0x06, "recovered data - recommend rewrite" },
635 + { 0x18, 0x07, "recovered data with ECC - data rewritten" },
636 + { 0x18, 0x08, "recovered data with linking" },
637 + { 0x19, 0x00, "defect list error" },
638 + { 0x1a, 0x00, "parameter list length error" },
639 + { 0x1b, 0x00, "synchronous data xfer error" },
640 + { 0x1c, 0x00, "defect list not found" },
641 + { 0x1c, 0x01, "primary defect list not found" },
642 + { 0x1c, 0x02, "grown defect list not found" },
643 + { 0x1d, 0x00, "miscompare during verify" },
644 + { 0x1e, 0x00, "recovered ID with ECC" },
645 + { 0x1f, 0x00, "partial defect list transfer" },
646 + { 0x20, 0x00, "invalid command operation code" },
647 + { 0x20, 0x01, "access denied - initiator pending-enrolled" },
648 + { 0x20, 0x02, "access denied - no access rights" },
649 + { 0x20, 0x03, "access denied - invalid mgmt id key" },
650 + { 0x20, 0x04, "illegal command while in write capable state" },
651 + { 0x20, 0x06, "illegal command while in explicit address mode" },
652 + { 0x20, 0x07, "illegal command while in implicit address mode" },
653 + { 0x20, 0x08, "access denied - enrollment conflict" },
654 + { 0x20, 0x09, "access denied - invalid lu identifier" },
655 + { 0x20, 0x0a, "access denied - invalid proxy token" },
656 + { 0x20, 0x0b, "access denied - ACL LUN conflict" },
657 + { 0x21, 0x00, "logical block address out of range" },
658 + { 0x21, 0x01, "invalid element address" },
659 + { 0x21, 0x02, "invalid address for write" },
660 + { 0x22, 0x00, "illegal function" },
661 + { 0x24, 0x00, "invalid field in cdb" },
662 + { 0x24, 0x01, "cdb decryption error" },
663 + { 0x25, 0x00, "LUN not supported" },
664 + { 0x26, 0x00, "invalid field in param list" },
665 + { 0x26, 0x01, "parameter not supported" },
666 + { 0x26, 0x02, "parameter value invalid" },
667 + { 0x26, 0x03, "threshold parameters not supported" },
668 + { 0x26, 0x04, "invalid release of persistent reservation" },
669 + { 0x26, 0x05, "data decryption error" },
670 + { 0x26, 0x06, "too many target descriptors" },
671 + { 0x26, 0x07, "unsupported target descriptor type code" },
672 + { 0x26, 0x08, "too many segment descriptors" },
673 + { 0x26, 0x09, "unsupported segment descriptor type code" },
674 + { 0x26, 0x0a, "unexpected inexact segment" },
675 + { 0x26, 0x0b, "inline data length exceeded" },
676 + { 0x26, 0x0c, "invalid operation for copy source or destination" },
677 + { 0x26, 0x0d, "copy segment granularity violation" },
678 + { 0x27, 0x00, "write protected" },
679 + { 0x27, 0x01, "hardware write protected" },
680 + { 0x27, 0x02, "LUN software write protected" },
681 + { 0x27, 0x03, "associated write protect" },
682 + { 0x27, 0x04, "persistent write protect" },
683 + { 0x27, 0x05, "permanent write protect" },
684 + { 0x27, 0x06, "conditional write protect" },
685 + { 0x27, 0x80, "unable to overwrite data" },
686 + { 0x28, 0x00, "medium may have changed" },
687 + { 0x28, 0x01, "import or export element accessed" },
688 + { 0x29, 0x00, "power on, reset, or bus reset occurred" },
689 + { 0x29, 0x01, "power on occurred" },
690 + { 0x29, 0x02, "scsi bus reset occurred" },
691 + { 0x29, 0x03, "bus device reset message occurred" },
692 + { 0x29, 0x04, "device internal reset" },
693 + { 0x29, 0x05, "transceiver mode changed to single-ended" },
694 + { 0x29, 0x06, "transceiver mode changed to LVD" },
695 + { 0x29, 0x07, "i_t nexus loss occurred" },
696 + { 0x2a, 0x00, "parameters changed" },
697 + { 0x2a, 0x01, "mode parameters changed" },
698 + { 0x2a, 0x02, "log parameters changed" },
699 + { 0x2a, 0x03, "reservations preempted" },
700 + { 0x2a, 0x04, "reservations released" },
701 + { 0x2a, 0x05, "registrations preempted" },
702 + { 0x2a, 0x06, "asymmetric access state changed" },
703 + { 0x2a, 0x07, "implicit asymmetric access state transition failed" },
704 + { 0x2b, 0x00, "copy cannot execute since host cannot disconnect" },
705 + { 0x2c, 0x00, "command sequence error" },
706 + { 0x2c, 0x03, "current program area is not empty" },
707 + { 0x2c, 0x04, "current program area is empty" },
708 + { 0x2c, 0x06, "persistent prevent conflict" },
709 + { 0x2c, 0x07, "previous busy status" },
710 + { 0x2c, 0x08, "previous task set full status" },
711 + { 0x2c, 0x09, "previous reservation conflict status" },
712 + { 0x2d, 0x00, "overwrite error on update in place" },
713 + { 0x2e, 0x00, "insufficient time for operation" },
714 + { 0x2f, 0x00, "commands cleared by another initiator" },
715 + { 0x30, 0x00, "incompatible medium installed" },
716 + { 0x30, 0x01, "cannot read medium - unknown format" },
717 + { 0x30, 0x02, "cannot read medium - incompatible format" },
718 + { 0x30, 0x03, "cleaning cartridge installed" },
719 + { 0x30, 0x04, "cannot write medium - unknown format" },
720 + { 0x30, 0x05, "cannot write medium - incompatible format" },
721 + { 0x30, 0x06, "cannot format medium - incompatible medium" },
722 + { 0x30, 0x07, "cleaning failure" },
723 + { 0x30, 0x08, "cannot write - application code mismatch" },
724 + { 0x30, 0x09, "current session not fixated for append" },
725 + { 0x30, 0x0b, "WORM medium - Overwrite attempted" },
726 + { 0x30, 0x0c, "WORM medium - Cannot Erase" },
727 + { 0x30, 0x0d, "WORM medium - Integrity Check" },
728 + { 0x30, 0x10, "medium not formatted" },
729 + { 0x31, 0x00, "medium format corrupted" },
730 + { 0x31, 0x01, "format command failed" },
731 + { 0x31, 0x02, "zoned formatting failed due to spare linking" },
732 + { 0x31, 0x94, "WORM media corrupted" },
733 + { 0x32, 0x00, "no defect spare location available" },
734 + { 0x32, 0x01, "defect list update failure" },
735 + { 0x33, 0x00, "tape length error" },
736 + { 0x34, 0x00, "enclosure failure" },
737 + { 0x35, 0x00, "enclosure services failure" },
738 + { 0x35, 0x01, "unsupported enclosure function" },
739 + { 0x35, 0x02, "enclosure services unavailable" },
740 + { 0x35, 0x03, "enclosure services transfer failure" },
741 + { 0x35, 0x04, "enclosure services transfer refused" },
742 + { 0x36, 0x00, "ribbon, ink, or toner failure" },
743 + { 0x37, 0x00, "rounded parameter" },
744 + { 0x39, 0x00, "saving parameters not supported" },
745 + { 0x3a, 0x00, "medium not present" },
746 + { 0x3a, 0x01, "medium not present - tray closed" },
747 + { 0x3a, 0x02, "medium not present - tray open" },
748 + { 0x3a, 0x03, "medium not present - loadable" },
749 + { 0x3a, 0x04, "medium not present - medium auxiliary memory accessible" },
750 + { 0x3b, 0x00, "sequential positioning error" },
751 + { 0x3b, 0x01, "tape position error at beginning-of-medium" },
752 + { 0x3b, 0x02, "tape position error at end-of-medium" },
753 + { 0x3b, 0x08, "reposition error" },
754 + { 0x3b, 0x0c, "position past beginning of medium" },
755 + { 0x3b, 0x0d, "medium destination element full" },
756 + { 0x3b, 0x0e, "medium source element empty" },
757 + { 0x3b, 0x0f, "end of medium reached" },
758 + { 0x3b, 0x11, "medium magazine not accessible" },
759 + { 0x3b, 0x12, "medium magazine removed" },
760 + { 0x3b, 0x13, "medium magazine inserted" },
761 + { 0x3b, 0x14, "medium magazine locked" },
762 + { 0x3b, 0x15, "medium magazine unlocked" },
763 + { 0x3b, 0x16, "mechanical positioning or changer error" },
764 + { 0x3d, 0x00, "invalid bits in indentify message" },
765 + { 0x3e, 0x00, "LUN has not self-configured yet" },
766 + { 0x3e, 0x01, "LUN failure" },
767 + { 0x3e, 0x02, "timeout on LUN" },
768 + { 0x3e, 0x03, "LUN failed self-test" },
769 + { 0x3e, 0x04, "LUN unable to update self-test log" },
770 + { 0x3f, 0x00, "target operating conditions have changed" },
771 + { 0x3f, 0x01, "microcode has been changed" },
772 + { 0x3f, 0x02, "changed operating definition" },
773 + { 0x3f, 0x03, "inquiry data has changed" },
774 + { 0x3f, 0x04, "component device attached" },
775 + { 0x3f, 0x05, "device identifier changed" },
776 + { 0x3f, 0x06, "redundancy group created or modified" },
777 + { 0x3f, 0x07, "redundancy group deleted" },
778 + { 0x3f, 0x08, "spare created or modified" },
779 + { 0x3f, 0x09, "spare deleted" },
780 + { 0x3f, 0x0a, "volume set created or modified" },
781 + { 0x3f, 0x0b, "volume set deleted" },
782 + { 0x3f, 0x0c, "volume set deassigned" },
783 + { 0x3f, 0x0d, "volume set reassigned" },
784 + { 0x3f, 0x0e, "reported LUNs data has changed" },
785 + { 0x3f, 0x0f, "echo buffer overwritten" },
786 + { 0x3f, 0x10, "medium loadable" },
787 + { 0x3f, 0x11, "medium auxiliary memory accessible" },
788 + { 0x40, 0x00, "ram failure" },
789 + { 0x41, 0x00, "data path failure" },
790 + { 0x42, 0x00, "power-on or self-test failure" },
791 + { 0x43, 0x00, "message error" },
792 + { 0x44, 0x00, "internal target failure" },
793 + { 0x45, 0x00, "select or reselect failure" },
794 + { 0x46, 0x00, "unsuccessful soft reset" },
795 + { 0x47, 0x00, "scsi parity error" },
796 + { 0x47, 0x01, "data phase crc error detected" },
797 + { 0x47, 0x02, "scsi parity error detected during st data phase" },
798 + { 0x47, 0x03, "information unit iucrc error detected" },
799 + { 0x47, 0x04, "asynchronous information protection error detected" },
800 + { 0x47, 0x05, "protocol service crc error" },
801 + { 0x47, 0x7f, "some commands cleared by iscsi protocol event" },
802 + { 0x48, 0x00, "initiator detected error message received" },
803 + { 0x49, 0x00, "invalid message error" },
804 + { 0x4a, 0x00, "command phase error" },
805 + { 0x4b, 0x00, "data phase error" },
806 + { 0x4b, 0x01, "invalid target port transfer tag received" },
807 + { 0x4b, 0x02, "too much write data" },
808 + { 0x4b, 0x03, "ack/nak timeout" },
809 + { 0x4b, 0x04, "nak received" },
810 + { 0x4b, 0x05, "data offset error" },
811 + { 0x4c, 0x00, "logical unit failed self-configuration" },
812 + { 0x4d, 0x00, "tagged overlapped commands (ASCQ = queue tag)" },
813 + { 0x4e, 0x00, "overlapped commands attempted" },
814 + { 0x50, 0x00, "write append error" },
815 + { 0x50, 0x01, "data protect write append error" },
816 + { 0x50, 0x95, "data protect write append error" },
817 + { 0x51, 0x00, "erase failure" },
818 + { 0x52, 0x00, "cartridge fault" },
819 + { 0x53, 0x00, "media load or eject failed" },
820 + { 0x53, 0x01, "unload tape failure" },
821 + { 0x53, 0x02, "medium removal prevented" },
822 + { 0x54, 0x00, "scsi to host system interface failure" },
823 + { 0x55, 0x00, "system resource failure" },
824 + { 0x55, 0x01, "system buffer full" },
825 + { 0x55, 0x02, "insufficient reservation resources" },
826 + { 0x55, 0x03, "insufficient resources" },
827 + { 0x55, 0x04, "insufficient registration resources" },
828 + { 0x55, 0x05, "insufficient access control resources" },
829 + { 0x55, 0x06, "auxiliary memory out of space" },
830 + { 0x57, 0x00, "unable to recover TOC" },
831 + { 0x58, 0x00, "generation does not exist" },
832 + { 0x59, 0x00, "updated block read" },
833 + { 0x5a, 0x00, "operator request or state change input" },
834 + { 0x5a, 0x01, "operator medium removal request" },
835 + { 0x5a, 0x02, "operator selected write protect" },
836 + { 0x5a, 0x03, "operator selected write permit" },
837 + { 0x5b, 0x00, "log exception" },
838 + { 0x5b, 0x01, "threshold condition met" },
839 + { 0x5b, 0x02, "log counter at maximum" },
840 + { 0x5b, 0x03, "log list codes exhausted" },
841 + { 0x5c, 0x00, "RPL status change" },
842 + { 0x5c, 0x01, "spindles synchronized" },
843 + { 0x5c, 0x02, "spindles not synchronized" },
844 + { 0x5d, 0x00, "drive operation marginal, service immediately"
845 + " (failure prediction threshold exceeded)" },
846 + { 0x5d, 0x01, "media failure prediction threshold exceeded" },
847 + { 0x5d, 0x02, "LUN failure prediction threshold exceeded" },
848 + { 0x5d, 0x03, "spare area exhaustion prediction threshold exceeded" },
849 + { 0x5d, 0x10, "hardware impending failure general hard drive failure" },
850 + { 0x5d, 0x11, "hardware impending failure drive error rate too high" },
851 + { 0x5d, 0x12, "hardware impending failure data error rate too high" },
852 + { 0x5d, 0x13, "hardware impending failure seek error rate too high" },
853 + { 0x5d, 0x14, "hardware impending failure too many block reassigns" },
854 + { 0x5d, 0x15, "hardware impending failure access times too high" },
855 + { 0x5d, 0x16, "hardware impending failure start unit times too high" },
856 + { 0x5d, 0x17, "hardware impending failure channel parametrics" },
857 + { 0x5d, 0x18, "hardware impending failure controller detected" },
858 + { 0x5d, 0x19, "hardware impending failure throughput performance" },
859 + { 0x5d, 0x1a, "hardware impending failure seek time performance" },
860 + { 0x5d, 0x1b, "hardware impending failure spin-up retry count" },
861 + { 0x5d, 0x1c, "hardware impending failure drive calibration retry count" },
862 + { 0x5d, 0x20, "controller impending failure general hard drive failure" },
863 + { 0x5d, 0x21, "controller impending failure drive error rate too high" },
864 + { 0x5d, 0x22, "controller impending failure data error rate too high" },
865 + { 0x5d, 0x23, "controller impending failure seek error rate too high" },
866 + { 0x5d, 0x24, "controller impending failure too many block reassigns" },
867 + { 0x5d, 0x25, "controller impending failure access times too high" },
868 + { 0x5d, 0x26, "controller impending failure start unit times too high" },
869 + { 0x5d, 0x27, "controller impending failure channel parametrics" },
870 + { 0x5d, 0x28, "controller impending failure controller detected" },
871 + { 0x5d, 0x29, "controller impending failure throughput performance" },
872 + { 0x5d, 0x2a, "controller impending failure seek time performance" },
873 + { 0x5d, 0x2b, "controller impending failure spin-up retry count" },
874 + { 0x5d, 0x2c, "controller impending failure drive calibration retry cnt" },
875 + { 0x5d, 0x30, "data channel impending failure general hard drive failure" },
876 + { 0x5d, 0x31, "data channel impending failure drive error rate too high" },
877 + { 0x5d, 0x32, "data channel impending failure data error rate too high" },
878 + { 0x5d, 0x33, "data channel impending failure seek error rate too high" },
879 + { 0x5d, 0x34, "data channel impending failure too many block reassigns" },
880 + { 0x5d, 0x35, "data channel impending failure access times too high" },
881 + { 0x5d, 0x36, "data channel impending failure start unit times too high" },
882 + { 0x5d, 0x37, "data channel impending failure channel parametrics" },
883 + { 0x5d, 0x38, "data channel impending failure controller detected" },
884 + { 0x5d, 0x39, "data channel impending failure throughput performance" },
885 + { 0x5d, 0x3a, "data channel impending failure seek time performance" },
886 + { 0x5d, 0x3b, "data channel impending failure spin-up retry count" },
887 + { 0x5d, 0x3c, "data channel impending failure drive calibrate retry cnt" },
888 + { 0x5d, 0x40, "servo impending failure general hard drive failure" },
889 + { 0x5d, 0x41, "servo impending failure drive error rate too high" },
890 + { 0x5d, 0x42, "servo impending failure data error rate too high" },
891 + { 0x5d, 0x43, "servo impending failure seek error rate too high" },
892 + { 0x5d, 0x44, "servo impending failure too many block reassigns" },
893 + { 0x5d, 0x45, "servo impending failure access times too high" },
894 + { 0x5d, 0x46, "servo impending failure start unit times too high" },
895 + { 0x5d, 0x47, "servo impending failure channel parametrics" },
896 + { 0x5d, 0x48, "servo impending failure controller detected" },
897 + { 0x5d, 0x49, "servo impending failure throughput performance" },
898 + { 0x5d, 0x4a, "servo impending failure seek time performance" },
899 + { 0x5d, 0x4b, "servo impending failure spin-up retry count" },
900 + { 0x5d, 0x4c, "servo impending failure drive calibration retry count" },
901 + { 0x5d, 0x50, "spindle impending failure general hard drive failure" },
902 + { 0x5d, 0x51, "spindle impending failure drive error rate too high" },
903 + { 0x5d, 0x52, "spindle impending failure data error rate too high" },
904 + { 0x5d, 0x53, "spindle impending failure seek error rate too high" },
905 + { 0x5d, 0x54, "spindle impending failure too many block reassigns" },
906 + { 0x5d, 0x55, "spindle impending failure access times too high" },
907 + { 0x5d, 0x56, "spindle impending failure start unit times too high" },
908 + { 0x5d, 0x57, "spindle impending failure channel parametrics" },
909 + { 0x5d, 0x58, "spindle impending failure controller detected" },
910 + { 0x5d, 0x59, "spindle impending failure throughput performance" },
911 + { 0x5d, 0x5a, "spindle impending failure seek time performance" },
912 + { 0x5d, 0x5b, "spindle impending failure spin-up retry count" },
913 + { 0x5d, 0x5c, "spindle impending failure drive calibration retry count" },
914 + { 0x5d, 0x60, "firmware impending failure general hard drive failure" },
915 + { 0x5d, 0x61, "firmware impending failure drive error rate too high" },
916 + { 0x5d, 0x62, "firmware impending failure data error rate too high" },
917 + { 0x5d, 0x63, "firmware impending failure seek error rate too high" },
918 + { 0x5d, 0x64, "firmware impending failure too many block reassigns" },
919 + { 0x5d, 0x65, "firmware impending failure access times too high" },
920 + { 0x5d, 0x66, "firmware impending failure start unit times too high" },
921 + { 0x5d, 0x67, "firmware impending failure channel parametrics" },
922 + { 0x5d, 0x68, "firmware impending failure controller detected" },
923 + { 0x5d, 0x69, "firmware impending failure throughput performance" },
924 + { 0x5d, 0x6a, "firmware impending failure seek time performance" },
925 + { 0x5d, 0x6b, "firmware impending failure spin-up retry count" },
926 + { 0x5d, 0x6c, "firmware impending failure drive calibration retry count" },
927 + { 0x5d, 0xff, "failure prediction threshold exceeded (false)" },
928 + { 0x5e, 0x00, "low power condition active" },
929 + { 0x5e, 0x01, "idle condition activated by timer" },
930 + { 0x5e, 0x02, "standby condition activated by timer" },
931 + { 0x5e, 0x03, "idle condition activated by command" },
932 + { 0x5e, 0x04, "standby condition activated by command" },
933 + { 0x60, 0x00, "lamp failure" },
934 + { 0x61, 0x00, "video acquisition error" },
935 + { 0x62, 0x00, "scan head positioning error" },
936 + { 0x63, 0x00, "end of user area encountered on this track" },
937 + { 0x63, 0x01, "packet does not fit in available space" },
938 + { 0x64, 0x00, "illegal mode for this track" },
939 + { 0x64, 0x01, "invalid packet size" },
940 + { 0x65, 0x00, "voltage fault" },
941 + { 0x66, 0x00, "automatic document feeder cover up" },
942 + { 0x67, 0x00, "configuration failure" },
943 + { 0x67, 0x01, "configuration of incapable LUNs failed" },
944 + { 0x67, 0x02, "add LUN failed" },
945 + { 0x67, 0x03, "modification of LUN failed" },
946 + { 0x67, 0x04, "exchange of LUN failed" },
947 + { 0x67, 0x05, "remove of LUN failed" },
948 + { 0x67, 0x06, "attachment of LUN failed" },
949 + { 0x67, 0x07, "creation of LUN failed" },
950 + { 0x67, 0x08, "assign failure occurred" },
951 + { 0x67, 0x09, "multiply assigned LUN" },
952 + { 0x67, 0x0a, "set target port groups command failed" },
953 + { 0x68, 0x00, "logical unit not configured" },
954 + { 0x69, 0x00, "data loss on logical unit" },
955 + { 0x69, 0x01, "multiple LUN failures" },
956 + { 0x69, 0x02, "parity/data mismatch" },
957 + { 0x6a, 0x00, "informational, refer to log" },
958 + { 0x6b, 0x00, "state change has occurred" },
959 + { 0x6b, 0x01, "redundancy level got better" },
960 + { 0x6b, 0x02, "redundancy level got worse" },
961 + { 0x6c, 0x00, "rebuild failure occurred" },
962 + { 0x6d, 0x00, "recalculate failure occurred" },
963 + { 0x6e, 0x00, "command to logical unit failed" },
964 + { 0x6f, 0x00, "copy protect key exchange failure authentication failure" },
965 + { 0x6f, 0x01, "copy protect key exchange failure key not present" },
966 + { 0x6f, 0x02, "copy protect key exchange failure key not established" },
967 + { 0x6f, 0x03, "read of scrambled sector without authentication" },
968 + { 0x6f, 0x04, "media region code is mismatched to LUN region" },
969 + { 0x6f, 0x05, "drive region must be permanent/region reset count error" },
970 + { 0x70, 0xffff, "decompression exception short algorithm id of ASCQ" },
971 + { 0x71, 0x00, "decompression exception long algorithm id" },
972 + { 0x72, 0x00, "session fixation error" },
973 + { 0x72, 0x01, "session fixation error writing lead-in" },
974 + { 0x72, 0x02, "session fixation error writing lead-out" },
975 + { 0x72, 0x03, "session fixation error - incomplete track in session" },
976 + { 0x72, 0x04, "empty or partially written reserved track" },
977 + { 0x72, 0x05, "no more track reservations allowed" },
978 + { 0x73, 0x00, "cd control error" },
979 + { 0x73, 0x01, "power calibration area almost full" },
980 + { 0x73, 0x02, "power calibration area is full" },
981 + { 0x73, 0x03, "power calibration area error" },
982 + { 0x73, 0x04, "program memory area update failure" },
983 + { 0x73, 0x05, "program memory area is full" },
984 + { 0x73, 0x06, "rma/pma is almost full" },
985 + { 0xffff, 0xffff, NULL }
986 986 };
987 987
988 988 char *
989 989 scsi_esname(uint_t key, char *tmpstr)
990 990 {
991 991 int i = 0;
992 992
993 993 while (extended_sense_list[i].asc != 0xffff) {
994 994 if (key == extended_sense_list[i].asc) {
995 995 return ((char *)extended_sense_list[i].message);
996 996 }
997 997 i++;
998 998 }
999 999 return (sprintf(tmpstr, "<vendor unique code 0x%x>", key));
1000 1000 }
1001 1001
1002 1002 char *
1003 1003 scsi_asc_name(uint_t asc, uint_t ascq, char *tmpstr)
1004 1004 {
1005 1005 int i = 0;
1006 1006
1007 1007 while (extended_sense_list[i].asc != 0xffff) {
1008 1008 if ((asc == extended_sense_list[i].asc) &&
1009 1009 ((ascq == extended_sense_list[i].ascq) ||
1010 1010 (extended_sense_list[i].ascq == 0xffff))) {
1011 1011 return ((char *)extended_sense_list[i].message);
1012 1012 }
1013 1013 i++;
1014 1014 }
1015 1015 return (sprintf(tmpstr, "<vendor unique code 0x%x>", asc));
1016 1016 }
1017 1017
1018 1018 char *
1019 1019 scsi_sname(uchar_t sense_key)
1020 1020 {
1021 1021 if (sense_key >= (uchar_t)(NUM_SENSE_KEYS+NUM_IMPL_SENSE_KEYS)) {
1022 1022 return ("<unknown sense key>");
1023 1023 } else {
1024 1024 return (sense_keys[sense_key]);
1025 1025 }
1026 1026 }
1027 1027
1028 1028
1029 1029 /*
1030 1030 * Print a piece of inquiry data- cleaned up for non-printable characters.
1031 1031 */
1032 1032 static void
1033 1033 inq_fill(char *p, int l, char *s)
1034 1034 {
1035 1035 register unsigned i = 0;
1036 1036 char c;
1037 1037
1038 1038 if (!p)
1039 1039 return;
1040 1040
1041 1041 while (i++ < l) {
1042 1042 /* clean string of non-printing chars */
1043 1043 if ((c = *p++) < ' ' || c >= 0177) {
1044 1044 c = ' ';
1045 1045 }
1046 1046 *s++ = c;
1047 1047 }
1048 1048 *s++ = 0;
1049 1049 }
1050 1050
1051 1051 static char *
1052 1052 scsi_asc_search(uint_t asc, uint_t ascq,
1053 1053 struct scsi_asq_key_strings *list)
1054 1054 {
1055 1055 int i = 0;
1056 1056
1057 1057 while (list[i].asc != 0xffff) {
1058 1058 if ((asc == list[i].asc) &&
1059 1059 ((ascq == list[i].ascq) ||
1060 1060 (list[i].ascq == 0xffff))) {
1061 1061 return ((char *)list[i].message);
1062 1062 }
1063 1063 i++;
1064 1064 }
1065 1065 return (NULL);
1066 1066 }
1067 1067
1068 1068 static char *
1069 1069 scsi_asc_ascq_name(uint_t asc, uint_t ascq, char *tmpstr,
1070 1070 struct scsi_asq_key_strings *list)
1071 1071 {
1072 1072 char *message;
1073 1073
1074 1074 if (list) {
1075 1075 if (message = scsi_asc_search(asc, ascq, list)) {
1076 1076 return (message);
1077 1077 }
1078 1078 }
1079 1079 if (message = scsi_asc_search(asc, ascq, extended_sense_list)) {
1080 1080 return (message);
1081 1081 }
1082 1082
1083 1083 return (sprintf(tmpstr, "<vendor unique code 0x%x>", asc));
1084 1084 }
1085 1085
1086 1086 /*
1087 1087 * The first part/column of the error message will be at least this length.
1088 1088 * This number has been calculated so that each line fits in 80 chars.
1089 1089 */
1090 1090 #define SCSI_ERRMSG_COLUMN_LEN 42
1091 1091 #define SCSI_ERRMSG_BUF_LEN 256
1092 1092
1093 1093 void
1094 1094 scsi_generic_errmsg(struct scsi_device *devp, char *label, int severity,
1095 1095 daddr_t blkno, daddr_t err_blkno,
1096 1096 uchar_t cmd_name, struct scsi_key_strings *cmdlist,
1097 1097 uint8_t *sensep, struct scsi_asq_key_strings *asc_list,
1098 1098 char *(*decode_fru)(struct scsi_device *, char *, int, uchar_t))
1099 1099 {
1100 1100 uchar_t com;
1101 1101 static char buf[SCSI_ERRMSG_BUF_LEN];
1102 1102 static char buf1[SCSI_ERRMSG_BUF_LEN];
1103 1103 static char tmpbuf[64];
1104 1104 static char pad[SCSI_ERRMSG_COLUMN_LEN];
1105 1105 dev_info_t *dev = devp->sd_dev;
1106 1106 static char *error_classes[] = {
1107 1107 "All", "Unknown", "Informational",
1108 1108 "Recovered", "Retryable", "Fatal"
1109 1109 };
1110 1110 uchar_t sense_key, asc, ascq, fru_code;
1111 1111 uchar_t *fru_code_ptr;
1112 1112 int i, buflen;
1113 1113
1114 1114 mutex_enter(&scsi_log_mutex);
1115 1115
1116 1116 /*
1117 1117 * We need to put our space padding code because kernel version
1118 1118 * of sprintf(9F) doesn't support %-<number>s type of left alignment.
1119 1119 */
1120 1120 for (i = 0; i < SCSI_ERRMSG_COLUMN_LEN; i++) {
1121 1121 pad[i] = ' ';
1122 1122 }
1123 1123
1124 1124 bzero(buf, SCSI_ERRMSG_BUF_LEN);
1125 1125 com = cmd_name;
1126 1126 (void) sprintf(buf, "Error for Command: %s",
1127 1127 scsi_cmd_name(com, cmdlist, tmpbuf));
1128 1128 buflen = strlen(buf);
1129 1129 if (buflen < SCSI_ERRMSG_COLUMN_LEN) {
1130 1130 pad[SCSI_ERRMSG_COLUMN_LEN - buflen] = '\0';
1131 1131 (void) sprintf(&buf[buflen], "%s Error Level: %s",
1132 1132 pad, error_classes[severity]);
1133 1133 pad[SCSI_ERRMSG_COLUMN_LEN - buflen] = ' ';
1134 1134 } else {
1135 1135 (void) sprintf(&buf[buflen], " Error Level: %s",
1136 1136 error_classes[severity]);
1137 1137 }
1138 1138 impl_scsi_log(dev, label, CE_WARN, buf);
1139 1139
1140 1140 if (blkno != -1 || err_blkno != -1 &&
1141 1141 ((com & 0xf) == SCMD_READ) || ((com & 0xf) == SCMD_WRITE)) {
1142 1142 bzero(buf, SCSI_ERRMSG_BUF_LEN);
1143 1143 (void) sprintf(buf, "Requested Block: %ld", blkno);
1144 1144 buflen = strlen(buf);
1145 1145 if (buflen < SCSI_ERRMSG_COLUMN_LEN) {
1146 1146 pad[SCSI_ERRMSG_COLUMN_LEN - buflen] = '\0';
1147 1147 (void) sprintf(&buf[buflen], "%s Error Block: %ld\n",
1148 1148 pad, err_blkno);
1149 1149 pad[SCSI_ERRMSG_COLUMN_LEN - buflen] = ' ';
1150 1150 } else {
1151 1151 (void) sprintf(&buf[buflen], " Error Block: %ld\n",
1152 1152 err_blkno);
1153 1153 }
1154 1154 impl_scsi_log(dev, label, CE_CONT, buf);
1155 1155 }
1156 1156
1157 1157 bzero(buf, SCSI_ERRMSG_BUF_LEN);
1158 1158 (void) strcpy(buf, "Vendor: ");
1159 1159 inq_fill(devp->sd_inq->inq_vid, 8, &buf[strlen(buf)]);
1160 1160 buflen = strlen(buf);
1161 1161 if (buflen < SCSI_ERRMSG_COLUMN_LEN) {
1162 1162 pad[SCSI_ERRMSG_COLUMN_LEN - buflen] = '\0';
1163 1163 (void) sprintf(&buf[strlen(buf)], "%s Serial Number: ", pad);
1164 1164 pad[SCSI_ERRMSG_COLUMN_LEN - buflen] = ' ';
1165 1165 } else {
1166 1166 (void) sprintf(&buf[strlen(buf)], " Serial Number: ");
1167 1167 }
1168 1168 inq_fill(devp->sd_inq->inq_serial, 12, &buf[strlen(buf)]);
1169 1169 impl_scsi_log(dev, label, CE_CONT, "%s\n", buf);
1170 1170
1171 1171 if (sensep) {
1172 1172 sense_key = scsi_sense_key(sensep);
1173 1173 asc = scsi_sense_asc(sensep);
1174 1174 ascq = scsi_sense_ascq(sensep);
1175 1175 scsi_ext_sense_fields(sensep, SENSE_LENGTH,
1176 1176 NULL, NULL, &fru_code_ptr, NULL, NULL);
1177 1177 fru_code = (fru_code_ptr ? *fru_code_ptr : 0);
1178 1178
1179 1179 bzero(buf, SCSI_ERRMSG_BUF_LEN);
1180 1180 (void) sprintf(buf, "Sense Key: %s\n",
1181 1181 sense_keys[sense_key]);
1182 1182 impl_scsi_log(dev, label, CE_CONT, buf);
1183 1183
1184 1184 bzero(buf, SCSI_ERRMSG_BUF_LEN);
1185 1185 if ((fru_code != 0) &&
1186 1186 (decode_fru != NULL)) {
1187 1187 (*decode_fru)(devp, buf, SCSI_ERRMSG_BUF_LEN,
1188 1188 fru_code);
1189 1189 if (buf[0] != NULL) {
1190 1190 bzero(buf1, SCSI_ERRMSG_BUF_LEN);
1191 1191 (void) sprintf(&buf1[strlen(buf1)],
1192 1192 "ASC: 0x%x (%s)", asc,
1193 1193 scsi_asc_ascq_name(asc, ascq,
1194 1194 tmpbuf, asc_list));
1195 1195 buflen = strlen(buf1);
1196 1196 if (buflen < SCSI_ERRMSG_COLUMN_LEN) {
1197 1197 pad[SCSI_ERRMSG_COLUMN_LEN - buflen] =
1198 1198 '\0';
1199 1199 (void) sprintf(&buf1[buflen],
1200 1200 "%s ASCQ: 0x%x", pad, ascq);
1201 1201 } else {
1202 1202 (void) sprintf(&buf1[buflen],
1203 1203 " ASCQ: 0x%x", ascq);
1204 1204 }
1205 1205 impl_scsi_log(dev,
1206 1206 label, CE_CONT, "%s\n", buf1);
1207 1207 impl_scsi_log(dev,
1208 1208 label, CE_CONT, "FRU: 0x%x (%s)\n",
1209 1209 fru_code, buf);
1210 1210 mutex_exit(&scsi_log_mutex);
1211 1211 return;
1212 1212 }
1213 1213 }
1214 1214 (void) sprintf(&buf[strlen(buf)],
1215 1215 "ASC: 0x%x (%s), ASCQ: 0x%x, FRU: 0x%x",
1216 1216 asc, scsi_asc_ascq_name(asc, ascq, tmpbuf, asc_list),
1217 1217 ascq, fru_code);
1218 1218 impl_scsi_log(dev, label, CE_CONT, "%s\n", buf);
1219 1219 }
1220 1220 mutex_exit(&scsi_log_mutex);
1221 1221 }
1222 1222
1223 1223 void
1224 1224 scsi_vu_errmsg(struct scsi_device *devp, struct scsi_pkt *pkt, char *label,
1225 1225 int severity, daddr_t blkno, daddr_t err_blkno,
1226 1226 struct scsi_key_strings *cmdlist, struct scsi_extended_sense *sensep,
1227 1227 struct scsi_asq_key_strings *asc_list,
1228 1228 char *(*decode_fru)(struct scsi_device *, char *, int, uchar_t))
1229 1229 {
1230 1230 uchar_t com;
1231 1231
1232 1232 com = ((union scsi_cdb *)pkt->pkt_cdbp)->scc_cmd;
1233 1233
1234 1234 scsi_generic_errmsg(devp, label, severity, blkno, err_blkno,
1235 1235 com, cmdlist, (uint8_t *)sensep, asc_list, decode_fru);
1236 1236
1237 1237
1238 1238 }
1239 1239
1240 1240 void
1241 1241 scsi_errmsg(struct scsi_device *devp, struct scsi_pkt *pkt, char *label,
1242 1242 int severity, daddr_t blkno, daddr_t err_blkno,
1243 1243 struct scsi_key_strings *cmdlist, struct scsi_extended_sense *sensep)
1244 1244 {
1245 1245 scsi_vu_errmsg(devp, pkt, label, severity, blkno,
1246 1246 err_blkno, cmdlist, sensep, NULL, NULL);
1247 1247 }
1248 1248
1249 1249 /*PRINTFLIKE4*/
1250 1250 void
1251 1251 scsi_log(dev_info_t *dev, char *label, uint_t level,
1252 1252 const char *fmt, ...)
1253 1253 {
1254 1254 va_list ap;
1255 1255
1256 1256 va_start(ap, fmt);
1257 1257 mutex_enter(&scsi_log_mutex);
1258 1258 v_scsi_log(dev, label, level, fmt, ap);
1259 1259 mutex_exit(&scsi_log_mutex);
1260 1260 va_end(ap);
1261 1261 }
1262 1262
1263 1263 /*PRINTFLIKE4*/
1264 1264 static void
1265 1265 impl_scsi_log(dev_info_t *dev, char *label, uint_t level,
1266 1266 const char *fmt, ...)
1267 1267 {
1268 1268 va_list ap;
1269 1269
1270 1270 ASSERT(mutex_owned(&scsi_log_mutex));
1271 1271
1272 1272 va_start(ap, fmt);
1273 1273 v_scsi_log(dev, label, level, fmt, ap);
1274 1274 va_end(ap);
1275 1275 }
1276 1276
1277 1277
1278 1278 char *ddi_pathname(dev_info_t *dip, char *path);
1279 1279
1280 1280 /*PRINTFLIKE4*/
1281 1281 static void
1282 1282 v_scsi_log(dev_info_t *dev, char *label, uint_t level,
1283 1283 const char *fmt, va_list ap)
1284 1284 {
1285 1285 static char name[256];
1286 1286 int log_only = 0;
1287 1287 int boot_only = 0;
1288 1288 int console_only = 0;
1289 1289
1290 1290 ASSERT(mutex_owned(&scsi_log_mutex));
1291 1291
1292 1292 if (dev) {
1293 1293 if (level == CE_PANIC || level == CE_WARN ||
1294 1294 level == CE_NOTE) {
1295 1295 (void) sprintf(name, "%s (%s%d):\n",
1296 1296 ddi_pathname(dev, scsi_log_buffer),
1297 1297 label, ddi_get_instance(dev));
1298 1298 } else if (level >= (uint_t)SCSI_DEBUG) {
1299 1299 (void) sprintf(name,
1300 1300 "%s%d:", label, ddi_get_instance(dev));
1301 1301 } else {
1302 1302 name[0] = '\0';
1303 1303 }
1304 1304 } else {
1305 1305 (void) sprintf(name, "%s:", label);
1306 1306 }
1307 1307
1308 1308 (void) vsprintf(scsi_log_buffer, fmt, ap);
1309 1309
1310 1310 switch (scsi_log_buffer[0]) {
1311 1311 case '!':
1312 1312 log_only = 1;
1313 1313 break;
1314 1314 case '?':
1315 1315 boot_only = 1;
1316 1316 break;
1317 1317 case '^':
1318 1318 console_only = 1;
1319 1319 break;
1320 1320 }
1321 1321
1322 1322 switch (level) {
1323 1323 case CE_NOTE:
1324 1324 level = CE_CONT;
1325 1325 /* FALLTHROUGH */
1326 1326 case CE_CONT:
1327 1327 case CE_WARN:
1328 1328 case CE_PANIC:
1329 1329 if (boot_only) {
1330 1330 cmn_err(level, "?%s\t%s", name, &scsi_log_buffer[1]);
1331 1331 } else if (console_only) {
1332 1332 cmn_err(level, "^%s\t%s", name, &scsi_log_buffer[1]);
1333 1333 } else if (log_only) {
1334 1334 cmn_err(level, "!%s\t%s", name, &scsi_log_buffer[1]);
1335 1335 } else {
1336 1336 cmn_err(level, "%s\t%s", name, scsi_log_buffer);
1337 1337 }
1338 1338 break;
1339 1339 case (uint_t)SCSI_DEBUG:
1340 1340 default:
1341 1341 cmn_err(CE_CONT, "^DEBUG: %s\t%s", name, scsi_log_buffer);
1342 1342 break;
1343 1343 }
1344 1344 }
1345 1345
1346 1346 /*
1347 1347 * Lookup the 'prop_name' string array property and walk thru its list of
1348 1348 * tuple values looking for a tuple who's VID/PID string (first part of tuple)
1349 1349 * matches the inquiry VID/PID information for the scsi_device. On a match,
1350 1350 * return a duplicate of the second part of the tuple. If no match is found,
1351 1351 * return NULL. On non-NULL return, caller is responsible for freeing return
1352 1352 * result via:
1353 1353 * kmem_free(string, strlen(string) + 1);
1354 1354 *
1355 1355 * This interface can either be used directly, or indirectly by
1356 1356 * scsi_get_device_type_scsi_options.
1357 1357 */
1358 1358 char *
1359 1359 scsi_get_device_type_string(char *prop_name,
1360 1360 dev_info_t *dip, struct scsi_device *devp)
1361 1361 {
1362 1362 struct scsi_inquiry *inq = devp->sd_inq;
1363 1363 char **tuples;
1364 1364 uint_t ntuples;
1365 1365 int i;
1366 1366 char *tvp; /* tuple vid/pid */
1367 1367 char *trs; /* tuple return string */
1368 1368 int tvp_len;
1369 1369
1370 1370 /* if we have no inquiry data then we can't do this */
1371 1371 if (inq == NULL)
1372 1372 return (NULL);
1373 1373
1374 1374 /*
1375 1375 * So that we can establish a 'prop_name' for all instances of a
1376 1376 * device in the system in a single place if needed (via options.conf),
1377 1377 * we loop going up to the root ourself. This way root lookup does
1378 1378 * *not* specify DDI_PROP_DONTPASS, and the code will look on the
1379 1379 * options node.
1380 1380 */
1381 1381 do {
1382 1382 if (ddi_prop_lookup_string_array(DDI_DEV_T_ANY, dip,
1383 1383 (ddi_get_parent(dip) ? DDI_PROP_DONTPASS : 0) |
1384 1384 DDI_PROP_NOTPROM, prop_name, &tuples, &ntuples) ==
1385 1385 DDI_PROP_SUCCESS) {
1386 1386
1387 1387 /* loop over tuples */
1388 1388 for (i = 0; i < (ntuples/2); i++) {
1389 1389 /* split into vid/pid and return-string */
1390 1390 tvp = tuples[i * 2];
1391 1391 trs = tuples[(i * 2) + 1];
1392 1392 tvp_len = strlen(tvp);
1393 1393
1394 1394 /* check for vid/pid match */
1395 1395 if ((tvp_len == 0) ||
1396 1396 bcmp(tvp, inq->inq_vid, tvp_len))
1397 1397 continue; /* no match */
1398 1398
1399 1399 /* match, dup return-string */
1400 1400 trs = i_ddi_strdup(trs, KM_SLEEP);
1401 1401 ddi_prop_free(tuples);
1402 1402 return (trs);
1403 1403 }
1404 1404 ddi_prop_free(tuples);
1405 1405 }
1406 1406
1407 1407 /* climb up to root one step at a time */
1408 1408 dip = ddi_get_parent(dip);
1409 1409 } while (dip);
1410 1410
1411 1411 return (NULL);
1412 1412 }
1413 1413
1414 1414 /*
1415 1415 * The 'device-type-scsi-options' mechanism can be used to establish a device
1416 1416 * specific scsi_options value for a particular device. This mechanism uses
1417 1417 * paired strings ("vendor_info", "options_property_name") from the string
1418 1418 * array "device-type-scsi-options" definition. A bcmp of the vendor info is
1419 1419 * done against the inquiry data (inq_vid). Here is an example of use:
1420 1420 *
1421 1421 * device-type-scsi-options-list =
1422 1422 * "FOOLCO Special x1000", "foolco-scsi-options",
1423 1423 * "FOOLCO Special y1000", "foolco-scsi-options";
1424 1424 * foolco-scsi-options = 0xXXXXXXXX;
1425 1425 */
1426 1426 int
1427 1427 scsi_get_device_type_scsi_options(dev_info_t *dip,
1428 1428 struct scsi_device *devp, int options)
1429 1429 {
1430 1430 char *string;
1431 1431
1432 1432 if ((string = scsi_get_device_type_string(
1433 1433 "device-type-scsi-options-list", dip, devp)) != NULL) {
1434 1434 options = ddi_prop_get_int(DDI_DEV_T_ANY, dip, 0,
1435 1435 string, options);
1436 1436 kmem_free(string, strlen(string) + 1);
1437 1437 }
1438 1438 return (options);
1439 1439 }
1440 1440
1441 1441 /*
1442 1442 * Find the scsi_options for a scsi_device. The precedence is:
1443 1443 *
1444 1444 * target<%d>-scsi-options highest
1445 1445 * device-type-scsi-options
1446 1446 * per bus scsi-options (parent)
1447 1447 * global scsi-options
1448 1448 * default_scsi_options argument lowest
1449 1449 *
1450 1450 * If the global is used then it has already been established
1451 1451 * on the parent scsi_hba_attach_setup.
1452 1452 */
1453 1453 int
1454 1454 scsi_get_scsi_options(struct scsi_device *sd, int default_scsi_options)
1455 1455 {
1456 1456 dev_info_t *parent;
1457 1457 int options = -1;
1458 1458 int tgt;
1459 1459 char topt[32];
1460 1460
1461 1461 if ((sd == NULL) || (sd->sd_dev == NULL))
1462 1462 return (default_scsi_options);
1463 1463
1464 1464 parent = ddi_get_parent(sd->sd_dev);
1465 1465
1466 1466 if ((tgt = ddi_prop_get_int(DDI_DEV_T_ANY, sd->sd_dev,
1467 1467 DDI_PROP_DONTPASS | DDI_PROP_NOTPROM, "target", -1)) != -1) {
1468 1468 (void) sprintf(topt, "target%d-scsi-options", tgt);
1469 1469 options = ddi_prop_get_int(DDI_DEV_T_ANY, parent,
1470 1470 DDI_PROP_DONTPASS | DDI_PROP_NOTPROM, topt, -1);
1471 1471 }
1472 1472
1473 1473 if (options == -1)
1474 1474 options = scsi_get_device_type_scsi_options(parent, sd, -1);
1475 1475
1476 1476 if (options == -1)
1477 1477 options = ddi_prop_get_int(DDI_DEV_T_ANY, parent,
1478 1478 DDI_PROP_DONTPASS | DDI_PROP_NOTPROM, "scsi-options", -1);
1479 1479
1480 1480 if (options == -1)
1481 1481 options = default_scsi_options;
1482 1482
1483 1483 return (options);
1484 1484 }
1485 1485
1486 1486 /*
1487 1487 * Use scsi-options to return the maximum number of LUNs.
1488 1488 */
1489 1489 int
1490 1490 scsi_get_scsi_maxluns(struct scsi_device *sd)
1491 1491 {
1492 1492 int options;
1493 1493 int maxluns;
1494 1494
1495 1495 ASSERT(sd && sd->sd_inq);
1496 1496 options = scsi_get_scsi_options(sd, SCSI_OPTIONS_NLUNS_DEFAULT);
1497 1497
1498 1498 switch (SCSI_OPTIONS_NLUNS(options)) {
1499 1499 default:
1500 1500 case SCSI_OPTIONS_NLUNS_DEFAULT:
1501 1501 /* based on scsi version of target */
1502 1502 if (sd->sd_inq->inq_ansi < SCSI_VERSION_3)
1503 1503 maxluns = SCSI_8LUN_PER_TARGET; /* 8 */
1504 1504 else
1505 1505 maxluns = SCSI_16LUNS_PER_TARGET; /* 16 */
1506 1506 break;
1507 1507 case SCSI_OPTIONS_NLUNS_1:
1508 1508 maxluns = SCSI_1LUN_PER_TARGET; /* 1 */
1509 1509 break;
1510 1510 case SCSI_OPTIONS_NLUNS_8:
1511 1511 maxluns = SCSI_8LUN_PER_TARGET; /* 8 */
1512 1512 break;
1513 1513 case SCSI_OPTIONS_NLUNS_16:
1514 1514 maxluns = SCSI_16LUNS_PER_TARGET; /* 16 */
1515 1515 break;
1516 1516 case SCSI_OPTIONS_NLUNS_32:
1517 1517 maxluns = SCSI_32LUNS_PER_TARGET; /* 32 */
1518 1518 break;
1519 1519 }
1520 1520
1521 1521 /* For SCSI-1 we never support > 8 LUNs */
1522 1522 if ((sd->sd_inq->inq_ansi <= SCSI_VERSION_1) &&
1523 1523 (maxluns > SCSI_8LUN_PER_TARGET))
1524 1524 maxluns = SCSI_8LUN_PER_TARGET;
1525 1525
1526 1526 return (maxluns);
1527 1527 }
1528 1528
1529 1529 /*
1530 1530 * Functions for format-neutral sense data functions
1531 1531 */
1532 1532 int
1533 1533 scsi_validate_sense(uint8_t *sense_buffer, int sense_buf_len, int *flags)
1534 1534 {
1535 1535 int result;
1536 1536 struct scsi_extended_sense *es =
1537 1537 (struct scsi_extended_sense *)sense_buffer;
1538 1538
1539 1539 /*
1540 1540 * Init flags if present
1541 1541 */
1542 1542 if (flags != NULL) {
1543 1543 *flags = 0;
1544 1544 }
1545 1545
1546 1546 /*
1547 1547 * Check response code (Solaris breaks this into a 3-bit class
1548 1548 * and 4-bit code field.
1549 1549 */
1550 1550 if ((es->es_class != CLASS_EXTENDED_SENSE) ||
1551 1551 ((es->es_code != CODE_FMT_FIXED_CURRENT) &&
1552 1552 (es->es_code != CODE_FMT_FIXED_DEFERRED) &&
1553 1553 (es->es_code != CODE_FMT_DESCR_CURRENT) &&
1554 1554 (es->es_code != CODE_FMT_DESCR_DEFERRED))) {
1555 1555 /*
1556 1556 * Sense data (if there's actually anything here) is not
1557 1557 * in a format we can handle).
1558 1558 */
1559 1559 return (SENSE_UNUSABLE);
1560 1560 }
1561 1561
1562 1562 /*
1563 1563 * Check if this is deferred sense
1564 1564 */
1565 1565 if ((flags != NULL) &&
1566 1566 ((es->es_code == CODE_FMT_FIXED_DEFERRED) ||
1567 1567 (es->es_code == CODE_FMT_DESCR_DEFERRED))) {
1568 1568 *flags |= SNS_BUF_DEFERRED;
1569 1569 }
1570 1570
1571 1571 /*
1572 1572 * Make sure length is OK
1573 1573 */
1574 1574 if (es->es_code == CODE_FMT_FIXED_CURRENT ||
1575 1575 es->es_code == CODE_FMT_FIXED_DEFERRED) {
1576 1576 /*
1577 1577 * We can get by with a buffer that only includes the key,
1578 1578 * asc, and ascq. In reality the minimum length we should
1579 1579 * ever see is 18 bytes.
1580 1580 */
1581 1581 if ((sense_buf_len < MIN_FIXED_SENSE_LEN) ||
1582 1582 ((es->es_add_len + ADDL_SENSE_ADJUST) <
1583 1583 MIN_FIXED_SENSE_LEN)) {
1584 1584 result = SENSE_UNUSABLE;
1585 1585 } else {
1586 1586 /*
1587 1587 * The es_add_len field contains the number of sense
1588 1588 * data bytes that follow the es_add_len field.
1589 1589 */
1590 1590 if ((flags != NULL) &&
1591 1591 (sense_buf_len <
1592 1592 (es->es_add_len + ADDL_SENSE_ADJUST))) {
1593 1593 *flags |= SNS_BUF_OVERFLOW;
1594 1594 }
1595 1595
1596 1596 result = SENSE_FIXED_FORMAT;
1597 1597 }
1598 1598 } else {
1599 1599 struct scsi_descr_sense_hdr *ds =
1600 1600 (struct scsi_descr_sense_hdr *)sense_buffer;
1601 1601
1602 1602 /*
1603 1603 * For descriptor format we need at least the descriptor
1604 1604 * header
1605 1605 */
1606 1606 if (sense_buf_len < sizeof (struct scsi_descr_sense_hdr)) {
1607 1607 result = SENSE_UNUSABLE;
1608 1608 } else {
1609 1609 /*
1610 1610 * Check for overflow
1611 1611 */
1612 1612 if ((flags != NULL) &&
1613 1613 (sense_buf_len <
1614 1614 (ds->ds_addl_sense_length + sizeof (*ds)))) {
1615 1615 *flags |= SNS_BUF_OVERFLOW;
1616 1616 }
1617 1617
1618 1618 result = SENSE_DESCR_FORMAT;
1619 1619 }
1620 1620 }
1621 1621
1622 1622 return (result);
1623 1623 }
1624 1624
1625 1625
1626 1626 uint8_t
1627 1627 scsi_sense_key(uint8_t *sense_buffer)
1628 1628 {
1629 1629 uint8_t skey;
1630 1630 if (SCSI_IS_DESCR_SENSE(sense_buffer)) {
1631 1631 struct scsi_descr_sense_hdr *sdsp =
1632 1632 (struct scsi_descr_sense_hdr *)sense_buffer;
1633 1633 skey = sdsp->ds_key;
1634 1634 } else {
1635 1635 struct scsi_extended_sense *ext_sensep =
1636 1636 (struct scsi_extended_sense *)sense_buffer;
1637 1637 skey = ext_sensep->es_key;
1638 1638 }
1639 1639 return (skey);
1640 1640 }
1641 1641
1642 1642 uint8_t
1643 1643 scsi_sense_asc(uint8_t *sense_buffer)
1644 1644 {
1645 1645 uint8_t asc;
1646 1646 if (SCSI_IS_DESCR_SENSE(sense_buffer)) {
1647 1647 struct scsi_descr_sense_hdr *sdsp =
1648 1648 (struct scsi_descr_sense_hdr *)sense_buffer;
1649 1649 asc = sdsp->ds_add_code;
1650 1650 } else {
1651 1651 struct scsi_extended_sense *ext_sensep =
1652 1652 (struct scsi_extended_sense *)sense_buffer;
1653 1653 asc = ext_sensep->es_add_code;
1654 1654 }
1655 1655 return (asc);
1656 1656 }
1657 1657
1658 1658 uint8_t
1659 1659 scsi_sense_ascq(uint8_t *sense_buffer)
1660 1660 {
1661 1661 uint8_t ascq;
1662 1662 if (SCSI_IS_DESCR_SENSE(sense_buffer)) {
1663 1663 struct scsi_descr_sense_hdr *sdsp =
1664 1664 (struct scsi_descr_sense_hdr *)sense_buffer;
1665 1665 ascq = sdsp->ds_qual_code;
1666 1666 } else {
1667 1667 struct scsi_extended_sense *ext_sensep =
1668 1668 (struct scsi_extended_sense *)sense_buffer;
1669 1669 ascq = ext_sensep->es_qual_code;
1670 1670 }
1671 1671 return (ascq);
1672 1672 }
1673 1673
1674 1674 void scsi_ext_sense_fields(uint8_t *sense_buffer, int sense_buf_len,
1675 1675 uint8_t **information, uint8_t **cmd_spec_info, uint8_t **fru_code,
1676 1676 uint8_t **sk_specific, uint8_t **stream_flags)
1677 1677 {
1678 1678 int sense_fmt;
1679 1679
1680 1680 /*
1681 1681 * Sanity check sense data and determine the format
1682 1682 */
1683 1683 sense_fmt = scsi_validate_sense(sense_buffer, sense_buf_len, NULL);
1684 1684
1685 1685 /*
1686 1686 * Initialize any requested data to 0
1687 1687 */
1688 1688 if (information) {
1689 1689 *information = NULL;
1690 1690 }
1691 1691 if (cmd_spec_info) {
1692 1692 *cmd_spec_info = NULL;
1693 1693 }
1694 1694 if (fru_code) {
1695 1695 *fru_code = NULL;
1696 1696 }
1697 1697 if (sk_specific) {
1698 1698 *sk_specific = NULL;
1699 1699 }
1700 1700 if (stream_flags) {
1701 1701 *stream_flags = NULL;
1702 1702 }
1703 1703
1704 1704 if (sense_fmt == SENSE_DESCR_FORMAT) {
1705 1705 struct scsi_descr_template *sdt = NULL;
1706 1706
1707 1707 while (scsi_get_next_descr(sense_buffer,
1708 1708 sense_buf_len, &sdt) != -1) {
1709 1709 switch (sdt->sdt_descr_type) {
1710 1710 case DESCR_INFORMATION: {
1711 1711 struct scsi_information_sense_descr *isd =
1712 1712 (struct scsi_information_sense_descr *)
1713 1713 sdt;
1714 1714 if (information) {
1715 1715 *information =
1716 1716 &isd->isd_information[0];
1717 1717 }
1718 1718 break;
1719 1719 }
1720 1720 case DESCR_COMMAND_SPECIFIC: {
1721 1721 struct scsi_cmd_specific_sense_descr *csd =
1722 1722 (struct scsi_cmd_specific_sense_descr *)
1723 1723 sdt;
1724 1724 if (cmd_spec_info) {
1725 1725 *cmd_spec_info =
1726 1726 &csd->css_cmd_specific_info[0];
1727 1727 }
1728 1728 break;
1729 1729 }
1730 1730 case DESCR_SENSE_KEY_SPECIFIC: {
1731 1731 struct scsi_sk_specific_sense_descr *ssd =
1732 1732 (struct scsi_sk_specific_sense_descr *)
1733 1733 sdt;
1734 1734 if (sk_specific) {
1735 1735 *sk_specific =
1736 1736 (uint8_t *)&ssd->sss_data;
1737 1737 }
1738 1738 break;
1739 1739 }
1740 1740 case DESCR_FRU: {
1741 1741 struct scsi_fru_sense_descr *fsd =
1742 1742 (struct scsi_fru_sense_descr *)
1743 1743 sdt;
1744 1744 if (fru_code) {
1745 1745 *fru_code = &fsd->fs_fru_code;
1746 1746 }
1747 1747 break;
1748 1748 }
1749 1749 case DESCR_STREAM_COMMANDS: {
1750 1750 struct scsi_stream_cmd_sense_descr *strsd =
1751 1751 (struct scsi_stream_cmd_sense_descr *)
1752 1752 sdt;
1753 1753 if (stream_flags) {
1754 1754 *stream_flags =
1755 1755 (uint8_t *)&strsd->scs_data;
1756 1756 }
1757 1757 break;
1758 1758 }
1759 1759 case DESCR_BLOCK_COMMANDS: {
1760 1760 struct scsi_block_cmd_sense_descr *bsd =
1761 1761 (struct scsi_block_cmd_sense_descr *)
1762 1762 sdt;
1763 1763 /*
1764 1764 * The "Block Command" sense descriptor
1765 1765 * contains an ili bit that we can store
1766 1766 * in the stream specific data if it is
1767 1767 * available. We shouldn't see both
1768 1768 * a block command and a stream command
1769 1769 * descriptor in the same collection
1770 1770 * of sense data.
1771 1771 */
1772 1772 if (stream_flags) {
1773 1773 /*
1774 1774 * Can't take an address of a bitfield,
1775 1775 * but the flags are just after the
1776 1776 * bcs_reserved field.
1777 1777 */
1778 1778 *stream_flags =
1779 1779 (uint8_t *)&bsd->bcs_reserved + 1;
1780 1780 }
1781 1781 break;
1782 1782 }
1783 1783 }
1784 1784 }
1785 1785 } else {
1786 1786 struct scsi_extended_sense *es =
1787 1787 (struct scsi_extended_sense *)sense_buffer;
1788 1788
1789 1789 /* Get data from fixed sense buffer */
1790 1790 if (information && es->es_valid) {
1791 1791 *information = &es->es_info_1;
1792 1792 }
1793 1793 if (cmd_spec_info && es->es_valid) {
1794 1794 *cmd_spec_info = &es->es_cmd_info[0];
1795 1795 }
1796 1796 if (fru_code) {
1797 1797 *fru_code = &es->es_fru_code;
1798 1798 }
1799 1799 if (sk_specific) {
1800 1800 *sk_specific = &es->es_skey_specific[0];
1801 1801 }
1802 1802 if (stream_flags) {
1803 1803 /*
1804 1804 * Can't take the address of a bit field,
1805 1805 * but the stream flags are located just after
1806 1806 * the es_segnum field;
1807 1807 */
1808 1808 *stream_flags = &es->es_segnum + 1;
1809 1809 }
1810 1810 }
1811 1811 }
1812 1812
1813 1813 boolean_t
1814 1814 scsi_sense_info_uint64(uint8_t *sense_buffer, int sense_buf_len,
1815 1815 uint64_t *information)
1816 1816 {
1817 1817 boolean_t valid;
1818 1818 int sense_fmt;
1819 1819
1820 1820 ASSERT(sense_buffer != NULL);
1821 1821 ASSERT(information != NULL);
1822 1822
1823 1823 /* Validate sense data and get format */
1824 1824 sense_fmt = scsi_validate_sense(sense_buffer, sense_buf_len, NULL);
1825 1825
1826 1826 if (sense_fmt == SENSE_UNUSABLE) {
1827 1827 /* Information is not valid */
1828 1828 valid = 0;
1829 1829 } else if (sense_fmt == SENSE_FIXED_FORMAT) {
1830 1830 struct scsi_extended_sense *es =
1831 1831 (struct scsi_extended_sense *)sense_buffer;
1832 1832
1833 1833 *information = (uint64_t)SCSI_READ32(&es->es_info_1);
1834 1834
1835 1835 valid = es->es_valid;
1836 1836 } else {
1837 1837 /* Sense data is descriptor format */
1838 1838 struct scsi_information_sense_descr *isd;
1839 1839
1840 1840 isd = (struct scsi_information_sense_descr *)
1841 1841 scsi_find_sense_descr(sense_buffer, sense_buf_len,
1842 1842 DESCR_INFORMATION);
1843 1843
1844 1844 if (isd) {
1845 1845 *information = SCSI_READ64(isd->isd_information);
1846 1846 valid = 1;
1847 1847 } else {
1848 1848 valid = 0;
1849 1849 }
1850 1850 }
1851 1851
1852 1852 return (valid);
1853 1853 }
1854 1854
1855 1855 boolean_t
1856 1856 scsi_sense_cmdspecific_uint64(uint8_t *sense_buffer, int sense_buf_len,
1857 1857 uint64_t *cmd_specific_info)
1858 1858 {
1859 1859 boolean_t valid;
1860 1860 int sense_fmt;
1861 1861
1862 1862 ASSERT(sense_buffer != NULL);
1863 1863 ASSERT(cmd_specific_info != NULL);
1864 1864
1865 1865 /* Validate sense data and get format */
1866 1866 sense_fmt = scsi_validate_sense(sense_buffer, sense_buf_len, NULL);
1867 1867
1868 1868 if (sense_fmt == SENSE_UNUSABLE) {
1869 1869 /* Command specific info is not valid */
1870 1870 valid = 0;
1871 1871 } else if (sense_fmt == SENSE_FIXED_FORMAT) {
1872 1872 struct scsi_extended_sense *es =
1873 1873 (struct scsi_extended_sense *)sense_buffer;
1874 1874
1875 1875 *cmd_specific_info = (uint64_t)SCSI_READ32(es->es_cmd_info);
1876 1876
1877 1877 valid = es->es_valid;
1878 1878 } else {
1879 1879 /* Sense data is descriptor format */
1880 1880 struct scsi_cmd_specific_sense_descr *c;
1881 1881
1882 1882 c = (struct scsi_cmd_specific_sense_descr *)
1883 1883 scsi_find_sense_descr(sense_buffer, sense_buf_len,
1884 1884 DESCR_COMMAND_SPECIFIC);
1885 1885
1886 1886 if (c) {
1887 1887 valid = 1;
1888 1888 *cmd_specific_info =
1889 1889 SCSI_READ64(c->css_cmd_specific_info);
1890 1890 } else {
1891 1891 valid = 0;
1892 1892 }
1893 1893 }
1894 1894
1895 1895 return (valid);
1896 1896 }
1897 1897
1898 1898 uint8_t *
1899 1899 scsi_find_sense_descr(uint8_t *sdsp, int sense_buf_len, int req_descr_type)
1900 1900 {
1901 1901 struct scsi_descr_template *sdt = NULL;
1902 1902
1903 1903 while (scsi_get_next_descr(sdsp, sense_buf_len, &sdt) != -1) {
1904 1904 ASSERT(sdt != NULL);
1905 1905 if (sdt->sdt_descr_type == req_descr_type) {
1906 1906 /* Found requested descriptor type */
1907 1907 break;
1908 1908 }
1909 1909 }
1910 1910
1911 1911 return ((uint8_t *)sdt);
1912 1912 }
1913 1913
1914 1914 /*
1915 1915 * Sense Descriptor format is:
1916 1916 *
1917 1917 * <Descriptor type> <Descriptor length> <Descriptor data> ...
1918 1918 *
1919 1919 * 2 must be added to the descriptor length value to get the
1920 1920 * total descriptor length sense the stored length does not
1921 1921 * include the "type" and "additional length" fields.
1922 1922 */
1923 1923
1924 1924 #define NEXT_DESCR_PTR(ndp_descr) \
1925 1925 ((struct scsi_descr_template *)(((uint8_t *)(ndp_descr)) + \
1926 1926 ((ndp_descr)->sdt_addl_length + \
1927 1927 sizeof (struct scsi_descr_template))))
1928 1928
1929 1929 static int
1930 1930 scsi_get_next_descr(uint8_t *sense_buffer,
1931 1931 int sense_buf_len, struct scsi_descr_template **descrpp)
1932 1932 {
1933 1933 struct scsi_descr_sense_hdr *sdsp =
1934 1934 (struct scsi_descr_sense_hdr *)sense_buffer;
1935 1935 struct scsi_descr_template *cur_descr;
1936 1936 boolean_t find_first;
1937 1937 int valid_sense_length;
1938 1938
1939 1939 ASSERT(descrpp != NULL);
1940 1940 find_first = (*descrpp == NULL);
1941 1941
1942 1942 /*
1943 1943 * If no descriptor is passed in then return the first
1944 1944 * descriptor
1945 1945 */
1946 1946 if (find_first) {
1947 1947 /*
1948 1948 * The first descriptor will immediately follow the header
1949 1949 * (Pointer arithmetic)
1950 1950 */
1951 1951 cur_descr = (struct scsi_descr_template *)(sdsp+1);
1952 1952 } else {
1953 1953 cur_descr = *descrpp;
1954 1954 ASSERT(cur_descr > (struct scsi_descr_template *)sdsp);
1955 1955 }
1956 1956
1957 1957 /* Assume no more descriptors are available */
1958 1958 *descrpp = NULL;
1959 1959
1960 1960 /*
1961 1961 * Calculate the amount of valid sense data -- make sure the length
1962 1962 * byte in this descriptor lies within the valid sense data.
1963 1963 */
1964 1964 valid_sense_length =
1965 1965 min((sizeof (struct scsi_descr_sense_hdr) +
1966 1966 sdsp->ds_addl_sense_length),
1967 1967 sense_buf_len);
1968 1968
1969 1969 /*
1970 1970 * Make sure this descriptor is complete (either the first
1971 1971 * descriptor or the descriptor passed in)
1972 1972 */
1973 1973 if (scsi_validate_descr(sdsp, valid_sense_length, cur_descr) !=
1974 1974 DESCR_GOOD) {
1975 1975 return (-1);
1976 1976 }
1977 1977
1978 1978 /*
1979 1979 * If we were looking for the first descriptor go ahead and return it
1980 1980 */
1981 1981 if (find_first) {
1982 1982 *descrpp = cur_descr;
1983 1983 return ((*descrpp)->sdt_descr_type);
1984 1984 }
1985 1985
1986 1986 /*
1987 1987 * Get pointer to next descriptor
1988 1988 */
1989 1989 cur_descr = NEXT_DESCR_PTR(cur_descr);
1990 1990
1991 1991 /*
1992 1992 * Make sure this descriptor is also complete.
1993 1993 */
1994 1994 if (scsi_validate_descr(sdsp, valid_sense_length, cur_descr) !=
1995 1995 DESCR_GOOD) {
1996 1996 return (-1);
1997 1997 }
1998 1998
1999 1999 *descrpp = (struct scsi_descr_template *)cur_descr;
2000 2000 return ((*descrpp)->sdt_descr_type);
2001 2001 }
2002 2002
2003 2003 static int
2004 2004 scsi_validate_descr(struct scsi_descr_sense_hdr *sdsp,
2005 2005 int valid_sense_length, struct scsi_descr_template *descrp)
2006 2006 {
2007 2007 int descr_offset, next_descr_offset;
2008 2008
2009 2009 /*
2010 2010 * Make sure length is present
2011 2011 */
2012 2012 descr_offset = (uint8_t *)descrp - (uint8_t *)sdsp;
2013 2013 if (descr_offset + sizeof (struct scsi_descr_template) >
2014 2014 valid_sense_length) {
2015 2015 return (DESCR_PARTIAL);
2016 2016 }
2017 2017
2018 2018 /*
2019 2019 * Check if length is 0 (no more descriptors)
2020 2020 */
2021 2021 if (descrp->sdt_addl_length == 0) {
2022 2022 return (DESCR_END);
2023 2023 }
2024 2024
2025 2025 /*
2026 2026 * Make sure the rest of the descriptor is present
2027 2027 */
2028 2028 next_descr_offset =
2029 2029 (uint8_t *)NEXT_DESCR_PTR(descrp) - (uint8_t *)sdsp;
2030 2030 if (next_descr_offset > valid_sense_length) {
2031 2031 return (DESCR_PARTIAL);
2032 2032 }
2033 2033
2034 2034 return (DESCR_GOOD);
2035 2035 }
2036 2036
2037 2037 /*
2038 2038 * Internal data structure for handling uscsi command.
2039 2039 */
2040 2040 typedef struct uscsi_i_cmd {
2041 2041 struct uscsi_cmd uic_cmd;
2042 2042 caddr_t uic_rqbuf;
2043 2043 uchar_t uic_rqlen;
2044 2044 caddr_t uic_cdb;
2045 2045 int uic_flag;
2046 2046 struct scsi_address *uic_ap;
2047 2047 } uscsi_i_cmd_t;
2048 2048
2049 2049 #if !defined(lint)
2050 2050 _NOTE(SCHEME_PROTECTS_DATA("unshared data", uscsi_i_cmd))
2051 2051 #endif
2052 2052
2053 2053 /*ARGSUSED*/
2054 2054 static void
2055 2055 scsi_uscsi_mincnt(struct buf *bp)
2056 2056 {
2057 2057 /*
2058 2058 * Do not break up because the CDB count would then be
2059 2059 * incorrect and create spurious data underrun errors.
2060 2060 */
2061 2061 }
2062 2062
2063 2063 /*
2064 2064 * Function: scsi_uscsi_alloc_and_copyin
2065 2065 *
2066 2066 * Description: Target drivers call this function to allocate memeory,
2067 2067 * copy in, and convert ILP32/LP64 to make preparations for handling
2068 2068 * uscsi commands.
2069 2069 *
2070 2070 * Arguments:
2071 2071 * arg - pointer to the caller's uscsi command struct
2072 2072 * flag - mode, corresponds to ioctl(9e) 'mode'
2073 2073 * ap - SCSI address structure
2074 2074 * uscmdp - pointer to the converted uscsi command
2075 2075 *
2076 2076 * Return code: 0
2077 2077 * EFAULT
2078 2078 * EINVAL
2079 2079 *
2080 2080 * Context: Never called at interrupt context.
2081 2081 */
2082 2082
2083 2083 int
2084 2084 scsi_uscsi_alloc_and_copyin(intptr_t arg, int flag, struct scsi_address *ap,
2085 2085 struct uscsi_cmd **uscmdp)
2086 2086 {
2087 2087 int rval = 0;
2088 2088 struct uscsi_cmd *uscmd;
2089 2089
2090 2090 /*
2091 2091 * In order to not worry about where the uscsi structure came
2092 2092 * from (or where the cdb it points to came from) we're going
2093 2093 * to make kmem_alloc'd copies of them here. This will also
2094 2094 * allow reference to the data they contain long after this
2095 2095 * process has gone to sleep and its kernel stack has been
2096 2096 * unmapped, etc. First get some memory for the uscsi_cmd
2097 2097 * struct and copy the contents of the given uscsi_cmd struct
2098 2098 * into it. We also save infos of the uscsi command by using
2099 2099 * uicmd to supply referrence for the copyout operation.
2100 2100 */
2101 2101 uscmd = scsi_uscsi_alloc();
2102 2102
2103 2103 if ((rval = scsi_uscsi_copyin(arg, flag, ap, &uscmd)) != 0) {
2104 2104 scsi_uscsi_free(uscmd);
2105 2105 *uscmdp = NULL;
2106 2106 rval = EFAULT;
2107 2107 } else {
2108 2108 *uscmdp = uscmd;
2109 2109 }
2110 2110
2111 2111 return (rval);
2112 2112 }
2113 2113
2114 2114 struct uscsi_cmd *
2115 2115 scsi_uscsi_alloc()
2116 2116 {
2117 2117 struct uscsi_i_cmd *uicmd;
2118 2118
2119 2119 uicmd = (struct uscsi_i_cmd *)
2120 2120 kmem_zalloc(sizeof (struct uscsi_i_cmd), KM_SLEEP);
2121 2121
2122 2122 /*
2123 2123 * It is supposed that the uscsi_cmd has been alloced correctly,
2124 2124 * we need to check is it NULL or mis-created.
2125 2125 */
2126 2126 ASSERT(uicmd && (offsetof(struct uscsi_i_cmd, uic_cmd) == 0));
2127 2127
2128 2128 return (&uicmd->uic_cmd);
2129 2129 }
2130 2130
2131 2131 int
2132 2132 scsi_uscsi_copyin(intptr_t arg, int flag, struct scsi_address *ap,
2133 2133 struct uscsi_cmd **uscmdp)
2134 2134 {
2135 2135 #ifdef _MULTI_DATAMODEL
2136 2136 /*
2137 2137 * For use when a 32 bit app makes a call into a
2138 2138 * 64 bit ioctl
2139 2139 */
2140 2140 struct uscsi_cmd32 uscsi_cmd_32_for_64;
2141 2141 struct uscsi_cmd32 *ucmd32 = &uscsi_cmd_32_for_64;
2142 2142 #endif /* _MULTI_DATAMODEL */
2143 2143 struct uscsi_cmd *uscmd = *uscmdp;
2144 2144 struct uscsi_i_cmd *uicmd = (struct uscsi_i_cmd *)(uscmd);
2145 2145 int max_hba_cdb;
2146 2146 int rval;
2147 2147 extern dev_info_t *scsi_vhci_dip;
2148 2148
2149 2149 ASSERT(uscmd != NULL);
2150 2150 ASSERT(uicmd != NULL);
2151 2151
2152 2152 /*
2153 2153 * To be able to issue multiple commands off a single uscmdp
2154 2154 * We need to free the original cdb, rqbuf and bzero the uscmdp
2155 2155 * if the cdb, rqbuf and uscmdp is not NULL
2156 2156 */
2157 2157 if (uscmd->uscsi_rqbuf != NULL)
2158 2158 kmem_free(uscmd->uscsi_rqbuf, uscmd->uscsi_rqlen);
2159 2159 if (uscmd->uscsi_cdb != NULL)
2160 2160 kmem_free(uscmd->uscsi_cdb, uscmd->uscsi_cdblen);
2161 2161 bzero(uscmd, sizeof (struct uscsi_cmd));
2162 2162
2163 2163
2164 2164 #ifdef _MULTI_DATAMODEL
2165 2165 switch (ddi_model_convert_from(flag & FMODELS)) {
2166 2166 case DDI_MODEL_ILP32:
2167 2167 if (ddi_copyin((void *)arg, ucmd32, sizeof (*ucmd32), flag)) {
2168 2168 rval = EFAULT;
2169 2169 goto scsi_uscsi_copyin_failed;
2170 2170 }
2171 2171 /*
2172 2172 * Convert the ILP32 uscsi data from the
2173 2173 * application to LP64 for internal use.
2174 2174 */
2175 2175 uscsi_cmd32touscsi_cmd(ucmd32, uscmd);
2176 2176 break;
2177 2177 case DDI_MODEL_NONE:
2178 2178 if (ddi_copyin((void *)arg, uscmd, sizeof (*uscmd), flag)) {
2179 2179 rval = EFAULT;
2180 2180 goto scsi_uscsi_copyin_failed;
2181 2181 }
2182 2182 break;
2183 2183 default:
2184 2184 rval = EFAULT;
2185 2185 goto scsi_uscsi_copyin_failed;
2186 2186 }
2187 2187 #else /* ! _MULTI_DATAMODEL */
2188 2188 if (ddi_copyin((void *)arg, uscmd, sizeof (*uscmd), flag)) {
2189 2189 rval = EFAULT;
2190 2190 goto scsi_uscsi_copyin_failed;
2191 2191 }
2192 2192 #endif /* _MULTI_DATAMODEL */
2193 2193
2194 2194 /*
2195 2195 * We are going to allocate kernel virtual addresses for
2196 2196 * uscsi_rqbuf and uscsi_cdb pointers, so save off the
2197 2197 * original, possibly user virtual, uscsi_addresses
2198 2198 * in uic_fields
2199 2199 */
2200 2200 uicmd->uic_rqbuf = uscmd->uscsi_rqbuf;
2201 2201 uicmd->uic_rqlen = uscmd->uscsi_rqlen;
2202 2202 uicmd->uic_cdb = uscmd->uscsi_cdb;
2203 2203 uicmd->uic_flag = flag;
2204 2204 uicmd->uic_ap = ap;
2205 2205
2206 2206 /*
2207 2207 * Skip the following steps if we meet RESET commands.
2208 2208 */
2209 2209 if (uscmd->uscsi_flags &
2210 2210 (USCSI_RESET_LUN | USCSI_RESET_TARGET | USCSI_RESET_ALL)) {
2211 2211 uscmd->uscsi_rqbuf = NULL;
2212 2212 uscmd->uscsi_cdb = NULL;
2213 2213 return (0);
2214 2214 }
2215 2215
2216 2216 /*
2217 2217 * Currently, USCSI_PATH_INSTANCE is only valid when directed
2218 2218 * to scsi_vhci.
2219 2219 */
2220 2220 if ((uscmd->uscsi_flags & USCSI_PATH_INSTANCE) &&
2221 2221 (A_TO_TRAN(ap)->tran_hba_dip != scsi_vhci_dip)) {
2222 2222 rval = EFAULT;
2223 2223 goto scsi_uscsi_copyin_failed;
2224 2224 }
2225 2225
2226 2226 /*
2227 2227 * Perfunctory sanity checks. Get the maximum hba supported
2228 2228 * cdb length first.
2229 2229 */
2230 2230 max_hba_cdb = scsi_ifgetcap(ap, "max-cdb-length", 1);
2231 2231 if (max_hba_cdb < CDB_GROUP0) {
2232 2232 max_hba_cdb = CDB_GROUP4;
2233 2233 }
2234 2234 if (uscmd->uscsi_cdblen < CDB_GROUP0 ||
2235 2235 uscmd->uscsi_cdblen > max_hba_cdb) {
2236 2236 rval = EINVAL;
2237 2237 goto scsi_uscsi_copyin_failed;
2238 2238 }
2239 2239 if ((uscmd->uscsi_flags & USCSI_RQENABLE) &&
2240 2240 (uscmd->uscsi_rqlen == 0 || uscmd->uscsi_rqbuf == NULL)) {
2241 2241 rval = EINVAL;
2242 2242 goto scsi_uscsi_copyin_failed;
2243 2243 }
2244 2244
2245 2245 /*
2246 2246 * To extend uscsi_cmd in the future, we need to ensure current
2247 2247 * reserved bits remain unused (zero).
2248 2248 */
2249 2249 if (uscmd->uscsi_flags & USCSI_RESERVED) {
2250 2250 rval = EINVAL;
2251 2251 goto scsi_uscsi_copyin_failed;
2252 2252 }
2253 2253
2254 2254 /*
2255 2255 * Now we get some space for the CDB, and copy the given CDB into
2256 2256 * it. Use ddi_copyin() in case the data is in user space.
2257 2257 */
2258 2258 uscmd->uscsi_cdb = kmem_zalloc((size_t)uscmd->uscsi_cdblen, KM_SLEEP);
2259 2259 if (ddi_copyin(uicmd->uic_cdb, uscmd->uscsi_cdb,
2260 2260 (uint_t)uscmd->uscsi_cdblen, flag) != 0) {
2261 2261 kmem_free(uscmd->uscsi_cdb, (size_t)uscmd->uscsi_cdblen);
2262 2262 rval = EFAULT;
2263 2263 goto scsi_uscsi_copyin_failed;
2264 2264 }
2265 2265
2266 2266 if (uscmd->uscsi_cdb[0] != SCMD_VAR_LEN) {
2267 2267 if (uscmd->uscsi_cdblen > SCSI_CDB_SIZE ||
2268 2268 scsi_cdb_size[CDB_GROUPID(uscmd->uscsi_cdb[0])] >
2269 2269 uscmd->uscsi_cdblen) {
2270 2270 kmem_free(uscmd->uscsi_cdb,
2271 2271 (size_t)uscmd->uscsi_cdblen);
2272 2272 rval = EINVAL;
2273 2273 goto scsi_uscsi_copyin_failed;
2274 2274 }
2275 2275 } else {
2276 2276 if ((uscmd->uscsi_cdblen % 4) != 0) {
2277 2277 kmem_free(uscmd->uscsi_cdb,
2278 2278 (size_t)uscmd->uscsi_cdblen);
2279 2279 rval = EINVAL;
2280 2280 goto scsi_uscsi_copyin_failed;
2281 2281 }
2282 2282 }
2283 2283
2284 2284 /*
2285 2285 * Initialize Request Sense buffering, if requested.
2286 2286 */
2287 2287 if (uscmd->uscsi_flags & USCSI_RQENABLE) {
2288 2288 /*
2289 2289 * Here uscmd->uscsi_rqbuf currently points to the caller's
2290 2290 * buffer, but we replace this with a kernel buffer that
2291 2291 * we allocate to use with the sense data. The sense data
2292 2292 * (if present) gets copied into this new buffer before the
2293 2293 * command is completed. Then we copy the sense data from
2294 2294 * our allocated buf into the caller's buffer below. Note
2295 2295 * that uscmd->uscsi_rqbuf and uscmd->uscsi_rqlen are used
2296 2296 * below to perform the copy back to the caller's buf.
2297 2297 */
2298 2298 if (uicmd->uic_rqlen <= SENSE_LENGTH) {
2299 2299 uscmd->uscsi_rqlen = SENSE_LENGTH;
2300 2300 uscmd->uscsi_rqbuf = kmem_zalloc(SENSE_LENGTH,
2301 2301 KM_SLEEP);
2302 2302 } else {
2303 2303 uscmd->uscsi_rqlen = MAX_SENSE_LENGTH;
2304 2304 uscmd->uscsi_rqbuf = kmem_zalloc(MAX_SENSE_LENGTH,
2305 2305 KM_SLEEP);
2306 2306 }
2307 2307 uscmd->uscsi_rqresid = uscmd->uscsi_rqlen;
2308 2308 } else {
2309 2309 uscmd->uscsi_rqbuf = NULL;
2310 2310 uscmd->uscsi_rqlen = 0;
2311 2311 uscmd->uscsi_rqresid = 0;
2312 2312 }
2313 2313 return (0);
2314 2314
2315 2315 scsi_uscsi_copyin_failed:
2316 2316 /*
2317 2317 * The uscsi_rqbuf and uscsi_cdb is refering to user-land
2318 2318 * address now, no need to free them.
2319 2319 */
2320 2320 uscmd->uscsi_rqbuf = NULL;
2321 2321 uscmd->uscsi_cdb = NULL;
2322 2322
2323 2323 return (rval);
2324 2324 }
2325 2325
2326 2326 /*
2327 2327 * Function: scsi_uscsi_handle_cmd
2328 2328 *
2329 2329 * Description: Target drivers call this function to handle uscsi commands.
2330 2330 *
2331 2331 * Arguments:
2332 2332 * dev - device number
2333 2333 * dataspace - UIO_USERSPACE or UIO_SYSSPACE
2334 2334 * uscmd - pointer to the converted uscsi command
2335 2335 * strat - pointer to the driver's strategy routine
2336 2336 * bp - buf struct ptr
2337 2337 * private_data - pointer to bp->b_private
2338 2338 *
2339 2339 * Return code: 0
2340 2340 * EIO - scsi_reset() failed, or see biowait()/physio() codes.
2341 2341 * EINVAL
2342 2342 * return code of biowait(9F) or physio(9F):
2343 2343 * EIO - IO error
2344 2344 * ENXIO
2345 2345 * EACCES - reservation conflict
2346 2346 *
2347 2347 * Context: Never called at interrupt context.
2348 2348 */
2349 2349
2350 2350 int
2351 2351 scsi_uscsi_handle_cmd(dev_t dev, enum uio_seg dataspace,
2352 2352 struct uscsi_cmd *uscmd, int (*strat)(struct buf *),
2353 2353 struct buf *bp, void *private_data)
2354 2354 {
2355 2355 struct uscsi_i_cmd *uicmd = (struct uscsi_i_cmd *)uscmd;
2356 2356 int bp_alloc_flag = 0;
2357 2357 int rval;
2358 2358
2359 2359 /*
2360 2360 * Perform resets directly; no need to generate a command to do it.
2361 2361 */
2362 2362 if (uscmd->uscsi_flags &
2363 2363 (USCSI_RESET_LUN | USCSI_RESET_TARGET | USCSI_RESET_ALL)) {
2364 2364 int flags = (uscmd->uscsi_flags & USCSI_RESET_ALL) ?
2365 2365 RESET_ALL : ((uscmd->uscsi_flags & USCSI_RESET_TARGET) ?
2366 2366 RESET_TARGET : RESET_LUN);
2367 2367 if (scsi_reset(uicmd->uic_ap, flags) == 0) {
2368 2368 /* Reset attempt was unsuccessful */
2369 2369 return (EIO);
2370 2370 }
2371 2371 return (0);
2372 2372 }
2373 2373
2374 2374 /*
2375 2375 * Force asynchronous mode, if necessary. Doing this here
2376 2376 * has the unfortunate effect of running other queued
2377 2377 * commands async also, but since the main purpose of this
2378 2378 * capability is downloading new drive firmware, we can
2379 2379 * probably live with it.
2380 2380 */
2381 2381 if (uscmd->uscsi_flags & USCSI_ASYNC) {
2382 2382 if (scsi_ifgetcap(uicmd->uic_ap, "synchronous", 1) == 1) {
2383 2383 if (scsi_ifsetcap(uicmd->uic_ap, "synchronous",
2384 2384 0, 1) != 1) {
2385 2385 return (EINVAL);
2386 2386 }
2387 2387 }
2388 2388 }
2389 2389
2390 2390 /*
2391 2391 * Re-enable synchronous mode, if requested.
2392 2392 */
2393 2393 if (uscmd->uscsi_flags & USCSI_SYNC) {
2394 2394 if (scsi_ifgetcap(uicmd->uic_ap, "synchronous", 1) == 0) {
2395 2395 rval = scsi_ifsetcap(uicmd->uic_ap, "synchronous",
2396 2396 1, 1);
2397 2397 }
2398 2398 }
2399 2399
2400 2400 /*
2401 2401 * If bp is NULL, allocate space here.
2402 2402 */
2403 2403 if (bp == NULL) {
2404 2404 bp = getrbuf(KM_SLEEP);
2405 2405 bp->b_private = private_data;
2406 2406 bp_alloc_flag = 1;
2407 2407 }
2408 2408
2409 2409 /*
2410 2410 * If we're going to do actual I/O, let physio do all the right things.
2411 2411 */
2412 2412 if (uscmd->uscsi_buflen != 0) {
2413 2413 struct iovec aiov;
2414 2414 struct uio auio;
2415 2415 struct uio *uio = &auio;
2416 2416
2417 2417 bzero(&auio, sizeof (struct uio));
2418 2418 bzero(&aiov, sizeof (struct iovec));
2419 2419 aiov.iov_base = uscmd->uscsi_bufaddr;
2420 2420 aiov.iov_len = uscmd->uscsi_buflen;
2421 2421 uio->uio_iov = &aiov;
2422 2422
2423 2423 uio->uio_iovcnt = 1;
2424 2424 uio->uio_resid = uscmd->uscsi_buflen;
2425 2425 uio->uio_segflg = dataspace;
2426 2426
2427 2427 /*
2428 2428 * physio() will block here until the command completes....
2429 2429 */
2430 2430 rval = physio(strat, bp, dev,
2431 2431 ((uscmd->uscsi_flags & USCSI_READ) ? B_READ : B_WRITE),
2432 2432 scsi_uscsi_mincnt, uio);
2433 2433 } else {
2434 2434 /*
2435 2435 * We have to mimic that physio would do here! Argh!
2436 2436 */
2437 2437 bp->b_flags = B_BUSY |
2438 2438 ((uscmd->uscsi_flags & USCSI_READ) ? B_READ : B_WRITE);
2439 2439 bp->b_edev = dev;
2440 2440 bp->b_dev = cmpdev(dev); /* maybe unnecessary? */
2441 2441 bp->b_bcount = 0;
2442 2442 bp->b_blkno = 0;
2443 2443 bp->b_resid = 0;
2444 2444
2445 2445 (void) (*strat)(bp);
2446 2446 rval = biowait(bp);
2447 2447 }
2448 2448 uscmd->uscsi_resid = bp->b_resid;
2449 2449
2450 2450 if (bp_alloc_flag == 1) {
2451 2451 bp_mapout(bp);
2452 2452 freerbuf(bp);
2453 2453 }
2454 2454
2455 2455 return (rval);
2456 2456 }
2457 2457
2458 2458 /*
2459 2459 * Function: scsi_uscsi_pktinit
2460 2460 *
2461 2461 * Description: Target drivers call this function to transfer uscsi_cmd
2462 2462 * information into a scsi_pkt before sending the scsi_pkt.
2463 2463 *
2464 2464 * NB: At this point the implementation is limited to path_instance.
2465 2465 * At some point more code could be removed from the target driver by
2466 2466 * enhancing this function - with the added benifit of making the uscsi
2467 2467 * implementation more consistent accross all drivers.
2468 2468 *
2469 2469 * Arguments:
2470 2470 * uscmd - pointer to the uscsi command
2471 2471 * pkt - pointer to the scsi_pkt
2472 2472 *
2473 2473 * Return code: 1 on successfull transfer, 0 on failure.
2474 2474 */
2475 2475 int
2476 2476 scsi_uscsi_pktinit(struct uscsi_cmd *uscmd, struct scsi_pkt *pkt)
2477 2477 {
2478 2478
2479 2479 /*
2480 2480 * Check if the NACA flag is set. If one initiator sets it
2481 2481 * but does not clear it, other initiators would end up
2482 2482 * waiting indefinitely for the first to clear NACA. If the
2483 2483 * the system allows NACA to be set, then warn the user but
2484 2484 * still pass the command down, otherwise, clear the flag.
2485 2485 */
2486 2486 if (uscmd->uscsi_cdb[uscmd->uscsi_cdblen - 1] & CDB_FLAG_NACA) {
2487 2487 if (scsi_pkt_allow_naca) {
2488 2488 cmn_err(CE_WARN, "scsi_uscsi_pktinit: "
2489 2489 "NACA flag is set");
2490 2490 } else {
2491 2491 uscmd->uscsi_cdb[uscmd->uscsi_cdblen - 1] &=
2492 2492 ~CDB_FLAG_NACA;
2493 2493 cmn_err(CE_WARN, "scsi_uscsi_pktinit: "
2494 2494 "NACA flag is cleared");
2495 2495 }
2496 2496 }
2497 2497
2498 2498 /*
2499 2499 * See if path_instance was requested in uscsi_cmd.
2500 2500 */
2501 2501 if ((uscmd->uscsi_flags & USCSI_PATH_INSTANCE) &&
2502 2502 (uscmd->uscsi_path_instance != 0)) {
2503 2503 /*
2504 2504 * Check to make sure the scsi_pkt was allocated correctly
2505 2505 * before transferring uscsi(7i) path_instance to scsi_pkt(9S).
2506 2506 */
2507 2507 if (scsi_pkt_allocated_correctly(pkt)) {
2508 2508 /* set pkt_path_instance and flag. */
2509 2509 pkt->pkt_flags |= FLAG_PKT_PATH_INSTANCE;
2510 2510 pkt->pkt_path_instance = uscmd->uscsi_path_instance;
2511 2511 } else {
2512 2512 return (0); /* failure */
2513 2513 }
2514 2514 } else {
2515 2515 /*
2516 2516 * Can only use pkt_path_instance if the packet
2517 2517 * was correctly allocated.
2518 2518 */
2519 2519 if (scsi_pkt_allocated_correctly(pkt)) {
2520 2520 pkt->pkt_path_instance = 0;
2521 2521 }
2522 2522 pkt->pkt_flags &= ~FLAG_PKT_PATH_INSTANCE;
2523 2523 }
2524 2524
2525 2525 return (1); /* success */
2526 2526 }
2527 2527
2528 2528 /*
2529 2529 * Function: scsi_uscsi_pktfini
2530 2530 *
2531 2531 * Description: Target drivers call this function to transfer completed
2532 2532 * scsi_pkt information back into uscsi_cmd.
2533 2533 *
2534 2534 * NB: At this point the implementation is limited to path_instance.
2535 2535 * At some point more code could be removed from the target driver by
2536 2536 * enhancing this function - with the added benifit of making the uscsi
2537 2537 * implementation more consistent accross all drivers.
2538 2538 *
2539 2539 * Arguments:
2540 2540 * pkt - pointer to the scsi_pkt
2541 2541 * uscmd - pointer to the uscsi command
2542 2542 *
2543 2543 * Return code: 1 on successfull transfer, 0 on failure.
2544 2544 */
2545 2545 int
2546 2546 scsi_uscsi_pktfini(struct scsi_pkt *pkt, struct uscsi_cmd *uscmd)
2547 2547 {
2548 2548 /*
2549 2549 * Check to make sure the scsi_pkt was allocated correctly before
2550 2550 * transferring scsi_pkt(9S) path_instance to uscsi(7i).
2551 2551 */
2552 2552 if (!scsi_pkt_allocated_correctly(pkt)) {
2553 2553 uscmd->uscsi_path_instance = 0;
2554 2554 return (0); /* failure */
2555 2555 }
2556 2556
2557 2557 uscmd->uscsi_path_instance = pkt->pkt_path_instance;
2558 2558 /* reset path_instance */
2559 2559 pkt->pkt_flags &= ~FLAG_PKT_PATH_INSTANCE;
2560 2560 pkt->pkt_path_instance = 0;
2561 2561 return (1); /* success */
2562 2562 }
2563 2563
2564 2564 /*
2565 2565 * Function: scsi_uscsi_copyout_and_free
2566 2566 *
2567 2567 * Description: Target drivers call this function to undo what was done by
2568 2568 * scsi_uscsi_alloc_and_copyin.
2569 2569 *
2570 2570 * Arguments: arg - pointer to the uscsi command to be returned
2571 2571 * uscmd - pointer to the converted uscsi command
2572 2572 *
2573 2573 * Return code: 0
2574 2574 * EFAULT
2575 2575 *
2576 2576 * Context: Never called at interrupt context.
2577 2577 */
2578 2578 int
2579 2579 scsi_uscsi_copyout_and_free(intptr_t arg, struct uscsi_cmd *uscmd)
2580 2580 {
2581 2581 int rval = 0;
2582 2582
2583 2583 rval = scsi_uscsi_copyout(arg, uscmd);
2584 2584
2585 2585 scsi_uscsi_free(uscmd);
2586 2586
2587 2587 return (rval);
2588 2588 }
2589 2589
2590 2590 int
2591 2591 scsi_uscsi_copyout(intptr_t arg, struct uscsi_cmd *uscmd)
2592 2592 {
2593 2593 #ifdef _MULTI_DATAMODEL
2594 2594 /*
2595 2595 * For use when a 32 bit app makes a call into a
2596 2596 * 64 bit ioctl.
2597 2597 */
2598 2598 struct uscsi_cmd32 uscsi_cmd_32_for_64;
2599 2599 struct uscsi_cmd32 *ucmd32 = &uscsi_cmd_32_for_64;
2600 2600 #endif /* _MULTI_DATAMODEL */
2601 2601 struct uscsi_i_cmd *uicmd = (struct uscsi_i_cmd *)uscmd;
2602 2602 caddr_t k_rqbuf;
2603 2603 int k_rqlen;
2604 2604 caddr_t k_cdb;
2605 2605 int rval = 0;
2606 2606
2607 2607 /*
2608 2608 * If the caller wants sense data, copy back whatever sense data
2609 2609 * we may have gotten, and update the relevant rqsense info.
2610 2610 */
2611 2611 if ((uscmd->uscsi_flags & USCSI_RQENABLE) &&
2612 2612 (uscmd->uscsi_rqbuf != NULL)) {
2613 2613 int rqlen = uscmd->uscsi_rqlen - uscmd->uscsi_rqresid;
2614 2614 rqlen = min(((int)uicmd->uic_rqlen), rqlen);
2615 2615 uscmd->uscsi_rqresid = uicmd->uic_rqlen - rqlen;
2616 2616 /*
2617 2617 * Copy out the sense data for user process.
2618 2618 */
2619 2619 if ((uicmd->uic_rqbuf != NULL) && (rqlen != 0)) {
2620 2620 if (ddi_copyout(uscmd->uscsi_rqbuf,
2621 2621 uicmd->uic_rqbuf, rqlen, uicmd->uic_flag) != 0) {
2622 2622 rval = EFAULT;
2623 2623 }
2624 2624 }
2625 2625 }
2626 2626
2627 2627 /*
2628 2628 * Restore original uscsi_values, saved in uic_fields for
2629 2629 * copyout (so caller does not experience a change in these
2630 2630 * fields)
2631 2631 */
2632 2632 k_rqbuf = uscmd->uscsi_rqbuf;
2633 2633 k_rqlen = uscmd->uscsi_rqlen;
2634 2634 k_cdb = uscmd->uscsi_cdb;
2635 2635 uscmd->uscsi_rqbuf = uicmd->uic_rqbuf;
2636 2636 uscmd->uscsi_rqlen = uicmd->uic_rqlen;
2637 2637 uscmd->uscsi_cdb = uicmd->uic_cdb;
2638 2638
2639 2639 #ifdef _MULTI_DATAMODEL
2640 2640 switch (ddi_model_convert_from(uicmd->uic_flag & FMODELS)) {
2641 2641 case DDI_MODEL_ILP32:
2642 2642 /*
2643 2643 * Convert back to ILP32 before copyout to the
2644 2644 * application
2645 2645 */
2646 2646 uscsi_cmdtouscsi_cmd32(uscmd, ucmd32);
2647 2647 if (ddi_copyout(ucmd32, (void *)arg, sizeof (*ucmd32),
2648 2648 uicmd->uic_flag)) {
2649 2649 rval = EFAULT;
2650 2650 }
2651 2651 break;
2652 2652 case DDI_MODEL_NONE:
2653 2653 if (ddi_copyout(uscmd, (void *)arg, sizeof (*uscmd),
2654 2654 uicmd->uic_flag)) {
2655 2655 rval = EFAULT;
2656 2656 }
2657 2657 break;
2658 2658 default:
2659 2659 rval = EFAULT;
2660 2660 }
2661 2661 #else /* _MULTI_DATAMODE */
2662 2662 if (ddi_copyout(uscmd, (void *)arg, sizeof (*uscmd), uicmd->uic_flag)) {
2663 2663 rval = EFAULT;
2664 2664 }
2665 2665 #endif /* _MULTI_DATAMODE */
2666 2666
2667 2667 /*
2668 2668 * Copyout done, restore kernel virtual addresses for further
2669 2669 * scsi_uscsi_free().
2670 2670 */
2671 2671 uscmd->uscsi_rqbuf = k_rqbuf;
2672 2672 uscmd->uscsi_rqlen = k_rqlen;
2673 2673 uscmd->uscsi_cdb = k_cdb;
2674 2674
2675 2675 return (rval);
2676 2676 }
2677 2677
2678 2678 void
2679 2679 scsi_uscsi_free(struct uscsi_cmd *uscmd)
2680 2680 {
2681 2681 struct uscsi_i_cmd *uicmd = (struct uscsi_i_cmd *)uscmd;
2682 2682
2683 2683 ASSERT(uicmd != NULL);
2684 2684
2685 2685 if ((uscmd->uscsi_rqbuf != NULL) && (uscmd->uscsi_rqlen != 0)) {
2686 2686 kmem_free(uscmd->uscsi_rqbuf, (size_t)uscmd->uscsi_rqlen);
2687 2687 uscmd->uscsi_rqbuf = NULL;
2688 2688 }
2689 2689
2690 2690 if ((uscmd->uscsi_cdb != NULL) && (uscmd->uscsi_cdblen != 0)) {
2691 2691 kmem_free(uscmd->uscsi_cdb, (size_t)uscmd->uscsi_cdblen);
2692 2692 uscmd->uscsi_cdb = NULL;
2693 2693 }
2694 2694
2695 2695 kmem_free(uicmd, sizeof (struct uscsi_i_cmd));
2696 2696 }
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