1 /*-
2 * Largely written by Julian Elischer (julian@tfs.com)
3 * for TRW Financial Systems.
4 *
5 * TRW Financial Systems, in accordance with their agreement with Carnegie
6 * Mellon University, makes this software available to CMU to distribute
7 * or use in any manner that they see fit as long as this message is kept with
8 * the software. For this reason TFS also grants any other persons or
9 * organisations permission to use or modify this software.
10 *
11 * TFS supplies this software to be publicly redistributed
12 * on the understanding that TFS is not responsible for the correct
13 * functioning of this software in any circumstances.
14 *
15 * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
16 *
17 * $FreeBSD: releng/9.1/sys/cam/scsi/scsi_all.h 237327 2012-06-20 16:51:14Z mav $
18 */
19
20 /*
21 * SCSI general interface description
22 */
23
24 #ifndef _SCSI_SCSI_ALL_H
25 #define _SCSI_SCSI_ALL_H 1
26
27 #include <sys/cdefs.h>
28 #include <machine/stdarg.h>
29
30 #ifdef _KERNEL
31 /*
32 * This is the number of seconds we wait for devices to settle after a SCSI
33 * bus reset.
34 */
35 extern int scsi_delay;
36 #endif /* _KERNEL */
37
38 /*
39 * SCSI command format
40 */
41
42 /*
43 * Define dome bits that are in ALL (or a lot of) scsi commands
44 */
45 #define SCSI_CTL_LINK 0x01
46 #define SCSI_CTL_FLAG 0x02
47 #define SCSI_CTL_VENDOR 0xC0
48 #define SCSI_CMD_LUN 0xA0 /* these two should not be needed */
49 #define SCSI_CMD_LUN_SHIFT 5 /* LUN in the cmd is no longer SCSI */
50
51 #define SCSI_MAX_CDBLEN 16 /*
52 * 16 byte commands are in the
53 * SCSI-3 spec
54 */
55 #if defined(CAM_MAX_CDBLEN) && (CAM_MAX_CDBLEN < SCSI_MAX_CDBLEN)
56 #error "CAM_MAX_CDBLEN cannot be less than SCSI_MAX_CDBLEN"
57 #endif
58
59 /* 6byte CDBs special case 0 length to be 256 */
60 #define SCSI_CDB6_LEN(len) ((len) == 0 ? 256 : len)
61
62 /*
63 * This type defines actions to be taken when a particular sense code is
64 * received. Right now, these flags are only defined to take up 16 bits,
65 * but can be expanded in the future if necessary.
66 */
67 typedef enum {
68 SS_NOP = 0x000000, /* Do nothing */
69 SS_RETRY = 0x010000, /* Retry the command */
70 SS_FAIL = 0x020000, /* Bail out */
71 SS_START = 0x030000, /* Send a Start Unit command to the device,
72 * then retry the original command.
73 */
74 SS_TUR = 0x040000, /* Send a Test Unit Ready command to the
75 * device, then retry the original command.
76 */
77 SS_MASK = 0xff0000
78 } scsi_sense_action;
79
80 typedef enum {
81 SSQ_NONE = 0x0000,
82 SSQ_DECREMENT_COUNT = 0x0100, /* Decrement the retry count */
83 SSQ_MANY = 0x0200, /* send lots of recovery commands */
84 SSQ_RANGE = 0x0400, /*
85 * This table entry represents the
86 * end of a range of ASCQs that
87 * have identical error actions
88 * and text.
89 */
90 SSQ_PRINT_SENSE = 0x0800,
91 SSQ_MASK = 0xff00
92 } scsi_sense_action_qualifier;
93
94 /* Mask for error status values */
95 #define SS_ERRMASK 0xff
96
97 /* The default, retyable, error action */
98 #define SS_RDEF SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE|EIO
99
100 /* The retyable, error action, with table specified error code */
101 #define SS_RET SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE
102
103 /* Fatal error action, with table specified error code */
104 #define SS_FATAL SS_FAIL|SSQ_PRINT_SENSE
105
106 struct scsi_generic
107 {
108 u_int8_t opcode;
109 u_int8_t bytes[11];
110 };
111
112 struct scsi_request_sense
113 {
114 u_int8_t opcode;
115 u_int8_t byte2;
116 #define SRS_DESC 0x01
117 u_int8_t unused[2];
118 u_int8_t length;
119 u_int8_t control;
120 };
121
122 struct scsi_test_unit_ready
123 {
124 u_int8_t opcode;
125 u_int8_t byte2;
126 u_int8_t unused[3];
127 u_int8_t control;
128 };
129
130 struct scsi_receive_diag {
131 uint8_t opcode;
132 uint8_t byte2;
133 #define SRD_PCV 0x01
134 uint8_t page_code;
135 uint8_t length[2];
136 uint8_t control;
137 };
138
139 struct scsi_send_diag {
140 uint8_t opcode;
141 uint8_t byte2;
142 #define SSD_UNITOFFL 0x01
143 #define SSD_DEVOFFL 0x02
144 #define SSD_SELFTEST 0x04
145 #define SSD_PF 0x10
146 #define SSD_SELF_TEST_CODE_MASK 0xE0
147 #define SSD_SELF_TEST_CODE_SHIFT 5
148 #define SSD_SELF_TEST_CODE_NONE 0x00
149 #define SSD_SELF_TEST_CODE_BG_SHORT 0x01
150 #define SSD_SELF_TEST_CODE_BG_EXTENDED 0x02
151 #define SSD_SELF_TEST_CODE_BG_ABORT 0x04
152 #define SSD_SELF_TEST_CODE_FG_SHORT 0x05
153 #define SSD_SELF_TEST_CODE_FG_EXTENDED 0x06
154 uint8_t reserved;
155 uint8_t length[2];
156 uint8_t control;
157 };
158
159 struct scsi_sense
160 {
161 u_int8_t opcode;
162 u_int8_t byte2;
163 u_int8_t unused[2];
164 u_int8_t length;
165 u_int8_t control;
166 };
167
168 struct scsi_inquiry
169 {
170 u_int8_t opcode;
171 u_int8_t byte2;
172 #define SI_EVPD 0x01
173 #define SI_CMDDT 0x02
174 u_int8_t page_code;
175 u_int8_t length[2];
176 u_int8_t control;
177 };
178
179 struct scsi_mode_sense_6
180 {
181 u_int8_t opcode;
182 u_int8_t byte2;
183 #define SMS_DBD 0x08
184 u_int8_t page;
185 #define SMS_PAGE_CODE 0x3F
186 #define SMS_VENDOR_SPECIFIC_PAGE 0x00
187 #define SMS_DISCONNECT_RECONNECT_PAGE 0x02
188 #define SMS_FORMAT_DEVICE_PAGE 0x03
189 #define SMS_GEOMETRY_PAGE 0x04
190 #define SMS_CACHE_PAGE 0x08
191 #define SMS_PERIPHERAL_DEVICE_PAGE 0x09
192 #define SMS_CONTROL_MODE_PAGE 0x0A
193 #define SMS_PROTO_SPECIFIC_PAGE 0x19
194 #define SMS_INFO_EXCEPTIONS_PAGE 0x1C
195 #define SMS_ALL_PAGES_PAGE 0x3F
196 #define SMS_PAGE_CTRL_MASK 0xC0
197 #define SMS_PAGE_CTRL_CURRENT 0x00
198 #define SMS_PAGE_CTRL_CHANGEABLE 0x40
199 #define SMS_PAGE_CTRL_DEFAULT 0x80
200 #define SMS_PAGE_CTRL_SAVED 0xC0
201 u_int8_t subpage;
202 #define SMS_SUBPAGE_PAGE_0 0x00
203 #define SMS_SUBPAGE_ALL 0xff
204 u_int8_t length;
205 u_int8_t control;
206 };
207
208 struct scsi_mode_sense_10
209 {
210 u_int8_t opcode;
211 u_int8_t byte2; /* same bits as small version */
212 #define SMS10_LLBAA 0x10
213 u_int8_t page; /* same bits as small version */
214 u_int8_t subpage;
215 u_int8_t unused[3];
216 u_int8_t length[2];
217 u_int8_t control;
218 };
219
220 struct scsi_mode_select_6
221 {
222 u_int8_t opcode;
223 u_int8_t byte2;
224 #define SMS_SP 0x01
225 #define SMS_PF 0x10
226 u_int8_t unused[2];
227 u_int8_t length;
228 u_int8_t control;
229 };
230
231 struct scsi_mode_select_10
232 {
233 u_int8_t opcode;
234 u_int8_t byte2; /* same bits as small version */
235 u_int8_t unused[5];
236 u_int8_t length[2];
237 u_int8_t control;
238 };
239
240 /*
241 * When sending a mode select to a tape drive, the medium type must be 0.
242 */
243 struct scsi_mode_hdr_6
244 {
245 u_int8_t datalen;
246 u_int8_t medium_type;
247 u_int8_t dev_specific;
248 u_int8_t block_descr_len;
249 };
250
251 struct scsi_mode_hdr_10
252 {
253 u_int8_t datalen[2];
254 u_int8_t medium_type;
255 u_int8_t dev_specific;
256 u_int8_t reserved[2];
257 u_int8_t block_descr_len[2];
258 };
259
260 struct scsi_mode_block_descr
261 {
262 u_int8_t density_code;
263 u_int8_t num_blocks[3];
264 u_int8_t reserved;
265 u_int8_t block_len[3];
266 };
267
268 struct scsi_per_res_in
269 {
270 u_int8_t opcode;
271 u_int8_t action;
272 #define SPRI_RK 0x00
273 #define SPRI_RR 0x01
274 #define SPRI_RC 0x02
275 #define SPRI_RS 0x03
276 u_int8_t reserved[5];
277 u_int8_t length[2];
278 u_int8_t control;
279 };
280
281 struct scsi_per_res_in_header
282 {
283 u_int8_t generation[4];
284 u_int8_t length[4];
285 };
286
287 struct scsi_per_res_key
288 {
289 u_int8_t key[8];
290 };
291
292 struct scsi_per_res_in_keys
293 {
294 struct scsi_per_res_in_header header;
295 struct scsi_per_res_key keys[0];
296 };
297
298 struct scsi_per_res_cap
299 {
300 uint8_t length[2];
301 uint8_t flags1;
302 #define SPRI_CRH 0x10
303 #define SPRI_SIP_C 0x08
304 #define SPRI_ATP_C 0x04
305 #define SPRI_PTPL_C 0x01
306 uint8_t flags2;
307 #define SPRI_TMV 0x80
308 #define SPRI_PTPL_A 0x01
309 uint8_t type_mask[2];
310 #define SPRI_TM_WR_EX_AR 0x8000
311 #define SPRI_TM_EX_AC_RO 0x4000
312 #define SPRI_TM_WR_EX_RO 0x2000
313 #define SPRI_TM_EX_AC 0x0800
314 #define SPRI_TM_WR_EX 0x0200
315 #define SPRI_TM_EX_AC_AR 0x0001
316 uint8_t reserved[2];
317 };
318
319 struct scsi_per_res_in_rsrv_data
320 {
321 uint8_t reservation[8];
322 uint8_t obsolete1[4];
323 uint8_t reserved;
324 uint8_t scopetype;
325 #define SPRT_WE 0x01
326 #define SPRT_EA 0x03
327 #define SPRT_WERO 0x05
328 #define SPRT_EARO 0x06
329 #define SPRT_WEAR 0x07
330 #define SPRT_EAAR 0x08
331 uint8_t obsolete2[2];
332 };
333
334 struct scsi_per_res_in_rsrv
335 {
336 struct scsi_per_res_in_header header;
337 struct scsi_per_res_in_rsrv_data data;
338 };
339
340 struct scsi_per_res_out
341 {
342 u_int8_t opcode;
343 u_int8_t action;
344 #define SPRO_REGISTER 0x00
345 #define SPRO_RESERVE 0x01
346 #define SPRO_RELEASE 0x02
347 #define SPRO_CLEAR 0x03
348 #define SPRO_PREEMPT 0x04
349 #define SPRO_PRE_ABO 0x05
350 #define SPRO_REG_IGNO 0x06
351 #define SPRO_REG_MOVE 0x07
352 #define SPRO_ACTION_MASK 0x1f
353 u_int8_t scope_type;
354 #define SPR_SCOPE_MASK 0xf0
355 #define SPR_LU_SCOPE 0x00
356 #define SPR_TYPE_MASK 0x0f
357 #define SPR_TYPE_WR_EX 0x01
358 #define SPR_TYPE_EX_AC 0x03
359 #define SPR_TYPE_WR_EX_RO 0x05
360 #define SPR_TYPE_EX_AC_RO 0x06
361 #define SPR_TYPE_WR_EX_AR 0x07
362 #define SPR_TYPE_EX_AC_AR 0x08
363 u_int8_t reserved[2];
364 u_int8_t length[4];
365 u_int8_t control;
366 };
367
368 struct scsi_per_res_out_parms
369 {
370 struct scsi_per_res_key res_key;
371 u_int8_t serv_act_res_key[8];
372 u_int8_t obsolete1[4];
373 u_int8_t flags;
374 #define SPR_SPEC_I_PT 0x08
375 #define SPR_ALL_TG_PT 0x04
376 #define SPR_APTPL 0x01
377 u_int8_t reserved1;
378 u_int8_t obsolete2[2];
379 };
380
381
382 struct scsi_log_sense
383 {
384 u_int8_t opcode;
385 u_int8_t byte2;
386 #define SLS_SP 0x01
387 #define SLS_PPC 0x02
388 u_int8_t page;
389 #define SLS_PAGE_CODE 0x3F
390 #define SLS_ALL_PAGES_PAGE 0x00
391 #define SLS_OVERRUN_PAGE 0x01
392 #define SLS_ERROR_WRITE_PAGE 0x02
393 #define SLS_ERROR_READ_PAGE 0x03
394 #define SLS_ERROR_READREVERSE_PAGE 0x04
395 #define SLS_ERROR_VERIFY_PAGE 0x05
396 #define SLS_ERROR_NONMEDIUM_PAGE 0x06
397 #define SLS_ERROR_LASTN_PAGE 0x07
398 #define SLS_SELF_TEST_PAGE 0x10
399 #define SLS_IE_PAGE 0x2f
400 #define SLS_PAGE_CTRL_MASK 0xC0
401 #define SLS_PAGE_CTRL_THRESHOLD 0x00
402 #define SLS_PAGE_CTRL_CUMULATIVE 0x40
403 #define SLS_PAGE_CTRL_THRESH_DEFAULT 0x80
404 #define SLS_PAGE_CTRL_CUMUL_DEFAULT 0xC0
405 u_int8_t reserved[2];
406 u_int8_t paramptr[2];
407 u_int8_t length[2];
408 u_int8_t control;
409 };
410
411 struct scsi_log_select
412 {
413 u_int8_t opcode;
414 u_int8_t byte2;
415 /* SLS_SP 0x01 */
416 #define SLS_PCR 0x02
417 u_int8_t page;
418 /* SLS_PAGE_CTRL_MASK 0xC0 */
419 /* SLS_PAGE_CTRL_THRESHOLD 0x00 */
420 /* SLS_PAGE_CTRL_CUMULATIVE 0x40 */
421 /* SLS_PAGE_CTRL_THRESH_DEFAULT 0x80 */
422 /* SLS_PAGE_CTRL_CUMUL_DEFAULT 0xC0 */
423 u_int8_t reserved[4];
424 u_int8_t length[2];
425 u_int8_t control;
426 };
427
428 struct scsi_log_header
429 {
430 u_int8_t page;
431 u_int8_t reserved;
432 u_int8_t datalen[2];
433 };
434
435 struct scsi_log_param_header {
436 u_int8_t param_code[2];
437 u_int8_t param_control;
438 #define SLP_LP 0x01
439 #define SLP_LBIN 0x02
440 #define SLP_TMC_MASK 0x0C
441 #define SLP_TMC_ALWAYS 0x00
442 #define SLP_TMC_EQUAL 0x04
443 #define SLP_TMC_NOTEQUAL 0x08
444 #define SLP_TMC_GREATER 0x0C
445 #define SLP_ETC 0x10
446 #define SLP_TSD 0x20
447 #define SLP_DS 0x40
448 #define SLP_DU 0x80
449 u_int8_t param_len;
450 };
451
452 struct scsi_control_page {
453 u_int8_t page_code;
454 u_int8_t page_length;
455 u_int8_t rlec;
456 #define SCP_RLEC 0x01 /*Report Log Exception Cond*/
457 #define SCP_GLTSD 0x02 /*Global Logging target
458 save disable */
459 #define SCP_DSENSE 0x04 /*Descriptor Sense */
460 #define SCP_DPICZ 0x08 /*Disable Prot. Info Check
461 if Prot. Field is Zero */
462 #define SCP_TMF_ONLY 0x10 /*TM Functions Only*/
463 #define SCP_TST_MASK 0xE0 /*Task Set Type Mask*/
464 #define SCP_TST_ONE 0x00 /*One Task Set*/
465 #define SCP_TST_SEPARATE 0x20 /*Separate Task Sets*/
466 u_int8_t queue_flags;
467 #define SCP_QUEUE_ALG_MASK 0xF0
468 #define SCP_QUEUE_ALG_RESTRICTED 0x00
469 #define SCP_QUEUE_ALG_UNRESTRICTED 0x10
470 #define SCP_QUEUE_ERR 0x02 /*Queued I/O aborted for CACs*/
471 #define SCP_QUEUE_DQUE 0x01 /*Queued I/O disabled*/
472 u_int8_t eca_and_aen;
473 #define SCP_EECA 0x80 /*Enable Extended CA*/
474 #define SCP_RAENP 0x04 /*Ready AEN Permission*/
475 #define SCP_UAAENP 0x02 /*UA AEN Permission*/
476 #define SCP_EAENP 0x01 /*Error AEN Permission*/
477 u_int8_t reserved;
478 u_int8_t aen_holdoff_period[2];
479 };
480
481 struct scsi_cache_page {
482 u_int8_t page_code;
483 #define SCHP_PAGE_SAVABLE 0x80 /* Page is savable */
484 u_int8_t page_length;
485 u_int8_t cache_flags;
486 #define SCHP_FLAGS_WCE 0x04 /* Write Cache Enable */
487 #define SCHP_FLAGS_MF 0x02 /* Multiplication factor */
488 #define SCHP_FLAGS_RCD 0x01 /* Read Cache Disable */
489 u_int8_t rw_cache_policy;
490 u_int8_t dis_prefetch[2];
491 u_int8_t min_prefetch[2];
492 u_int8_t max_prefetch[2];
493 u_int8_t max_prefetch_ceil[2];
494 };
495
496 /*
497 * XXX KDM
498 * Updated version of the cache page, as of SBC. Update this to SBC-3 and
499 * rationalize the two.
500 */
501 struct scsi_caching_page {
502 uint8_t page_code;
503 #define SMS_CACHING_PAGE 0x08
504 uint8_t page_length;
505 uint8_t flags1;
506 #define SCP_IC 0x80
507 #define SCP_ABPF 0x40
508 #define SCP_CAP 0x20
509 #define SCP_DISC 0x10
510 #define SCP_SIZE 0x08
511 #define SCP_WCE 0x04
512 #define SCP_MF 0x02
513 #define SCP_RCD 0x01
514 uint8_t ret_priority;
515 uint8_t disable_pf_transfer_len[2];
516 uint8_t min_prefetch[2];
517 uint8_t max_prefetch[2];
518 uint8_t max_pf_ceiling[2];
519 uint8_t flags2;
520 #define SCP_FSW 0x80
521 #define SCP_LBCSS 0x40
522 #define SCP_DRA 0x20
523 #define SCP_VS1 0x10
524 #define SCP_VS2 0x08
525 uint8_t cache_segments;
526 uint8_t cache_seg_size[2];
527 uint8_t reserved;
528 uint8_t non_cache_seg_size[3];
529 };
530
531 /*
532 * XXX KDM move this off to a vendor shim.
533 */
534 struct copan_power_subpage {
535 uint8_t page_code;
536 #define PWR_PAGE_CODE 0x00
537 uint8_t subpage;
538 #define PWR_SUBPAGE_CODE 0x02
539 uint8_t page_length[2];
540 uint8_t page_version;
541 #define PWR_VERSION 0x01
542 uint8_t total_luns;
543 uint8_t max_active_luns;
544 #define PWR_DFLT_MAX_LUNS 0x07
545 uint8_t reserved[25];
546 };
547
548 /*
549 * XXX KDM move this off to a vendor shim.
550 */
551 struct copan_aps_subpage {
552 uint8_t page_code;
553 #define APS_PAGE_CODE 0x00
554 uint8_t subpage;
555 #define APS_SUBPAGE_CODE 0x03
556 uint8_t page_length[2];
557 uint8_t page_version;
558 #define APS_VERSION 0x00
559 uint8_t lock_active;
560 #define APS_LOCK_ACTIVE 0x01
561 #define APS_LOCK_INACTIVE 0x00
562 uint8_t reserved[26];
563 };
564
565 /*
566 * XXX KDM move this off to a vendor shim.
567 */
568 struct copan_debugconf_subpage {
569 uint8_t page_code;
570 #define DBGCNF_PAGE_CODE 0x00
571 uint8_t subpage;
572 #define DBGCNF_SUBPAGE_CODE 0xF0
573 uint8_t page_length[2];
574 uint8_t page_version;
575 #define DBGCNF_VERSION 0x00
576 uint8_t ctl_time_io_secs[2];
577 };
578
579
580 struct scsi_info_exceptions_page {
581 u_int8_t page_code;
582 #define SIEP_PAGE_SAVABLE 0x80 /* Page is savable */
583 u_int8_t page_length;
584 u_int8_t info_flags;
585 #define SIEP_FLAGS_PERF 0x80
586 #define SIEP_FLAGS_EBF 0x20
587 #define SIEP_FLAGS_EWASC 0x10
588 #define SIEP_FLAGS_DEXCPT 0x08
589 #define SIEP_FLAGS_TEST 0x04
590 #define SIEP_FLAGS_EBACKERR 0x02
591 #define SIEP_FLAGS_LOGERR 0x01
592 u_int8_t mrie;
593 u_int8_t interval_timer[4];
594 u_int8_t report_count[4];
595 };
596
597 struct scsi_proto_specific_page {
598 u_int8_t page_code;
599 #define SPSP_PAGE_SAVABLE 0x80 /* Page is savable */
600 u_int8_t page_length;
601 u_int8_t protocol;
602 #define SPSP_PROTO_FC 0x00
603 #define SPSP_PROTO_SPI 0x01
604 #define SPSP_PROTO_SSA 0x02
605 #define SPSP_PROTO_1394 0x03
606 #define SPSP_PROTO_RDMA 0x04
607 #define SPSP_PROTO_ISCSI 0x05
608 #define SPSP_PROTO_SAS 0x06
609 #define SPSP_PROTO_ADT 0x07
610 #define SPSP_PROTO_ATA 0x08
611 #define SPSP_PROTO_NONE 0x0f
612 };
613
614 struct scsi_reserve
615 {
616 u_int8_t opcode;
617 u_int8_t byte2;
618 #define SR_EXTENT 0x01
619 #define SR_ID_MASK 0x0e
620 #define SR_3RDPTY 0x10
621 #define SR_LUN_MASK 0xe0
622 u_int8_t resv_id;
623 u_int8_t length[2];
624 u_int8_t control;
625 };
626
627 struct scsi_reserve_10 {
628 uint8_t opcode;
629 uint8_t byte2;
630 #define SR10_3RDPTY 0x10
631 #define SR10_LONGID 0x02
632 #define SR10_EXTENT 0x01
633 uint8_t resv_id;
634 uint8_t thirdparty_id;
635 uint8_t reserved[3];
636 uint8_t length[2];
637 uint8_t control;
638 };
639
640
641 struct scsi_release
642 {
643 u_int8_t opcode;
644 u_int8_t byte2;
645 u_int8_t resv_id;
646 u_int8_t unused[1];
647 u_int8_t length;
648 u_int8_t control;
649 };
650
651 struct scsi_release_10 {
652 uint8_t opcode;
653 uint8_t byte2;
654 uint8_t resv_id;
655 uint8_t thirdparty_id;
656 uint8_t reserved[3];
657 uint8_t length[2];
658 uint8_t control;
659 };
660
661 struct scsi_prevent
662 {
663 u_int8_t opcode;
664 u_int8_t byte2;
665 u_int8_t unused[2];
666 u_int8_t how;
667 u_int8_t control;
668 };
669 #define PR_PREVENT 0x01
670 #define PR_ALLOW 0x00
671
672 struct scsi_sync_cache
673 {
674 u_int8_t opcode;
675 u_int8_t byte2;
676 #define SSC_IMMED 0x02
677 #define SSC_RELADR 0x01
678 u_int8_t begin_lba[4];
679 u_int8_t reserved;
680 u_int8_t lb_count[2];
681 u_int8_t control;
682 };
683
684 struct scsi_sync_cache_16
685 {
686 uint8_t opcode;
687 uint8_t byte2;
688 uint8_t begin_lba[8];
689 uint8_t lb_count[4];
690 uint8_t reserved;
691 uint8_t control;
692 };
693
694 struct scsi_format {
695 uint8_t opcode;
696 uint8_t byte2;
697 #define SF_LONGLIST 0x20
698 #define SF_FMTDATA 0x10
699 #define SF_CMPLIST 0x08
700 #define SF_FORMAT_MASK 0x07
701 #define SF_FORMAT_BLOCK 0x00
702 #define SF_FORMAT_LONG_BLOCK 0x03
703 #define SF_FORMAT_BFI 0x04
704 #define SF_FORMAT_PHYS 0x05
705 uint8_t vendor;
706 uint8_t interleave[2];
707 uint8_t control;
708 };
709
710 struct scsi_format_header_short {
711 uint8_t reserved;
712 #define SF_DATA_FOV 0x80
713 #define SF_DATA_DPRY 0x40
714 #define SF_DATA_DCRT 0x20
715 #define SF_DATA_STPF 0x10
716 #define SF_DATA_IP 0x08
717 #define SF_DATA_DSP 0x04
718 #define SF_DATA_IMMED 0x02
719 #define SF_DATA_VS 0x01
720 uint8_t byte2;
721 uint8_t defect_list_len[2];
722 };
723
724 struct scsi_format_header_long {
725 uint8_t reserved;
726 uint8_t byte2;
727 uint8_t reserved2[2];
728 uint8_t defect_list_len[4];
729 };
730
731 struct scsi_changedef
732 {
733 u_int8_t opcode;
734 u_int8_t byte2;
735 u_int8_t unused1;
736 u_int8_t how;
737 u_int8_t unused[4];
738 u_int8_t datalen;
739 u_int8_t control;
740 };
741
742 struct scsi_read_buffer
743 {
744 u_int8_t opcode;
745 u_int8_t byte2;
746 #define RWB_MODE 0x07
747 #define RWB_MODE_HDR_DATA 0x00
748 #define RWB_MODE_VENDOR 0x01
749 #define RWB_MODE_DATA 0x02
750 #define RWB_MODE_DOWNLOAD 0x04
751 #define RWB_MODE_DOWNLOAD_SAVE 0x05
752 u_int8_t buffer_id;
753 u_int8_t offset[3];
754 u_int8_t length[3];
755 u_int8_t control;
756 };
757
758 struct scsi_write_buffer
759 {
760 u_int8_t opcode;
761 u_int8_t byte2;
762 u_int8_t buffer_id;
763 u_int8_t offset[3];
764 u_int8_t length[3];
765 u_int8_t control;
766 };
767
768 struct scsi_rw_6
769 {
770 u_int8_t opcode;
771 u_int8_t addr[3];
772 /* only 5 bits are valid in the MSB address byte */
773 #define SRW_TOPADDR 0x1F
774 u_int8_t length;
775 u_int8_t control;
776 };
777
778 struct scsi_rw_10
779 {
780 u_int8_t opcode;
781 #define SRW10_RELADDR 0x01
782 /* EBP defined for WRITE(10) only */
783 #define SRW10_EBP 0x04
784 #define SRW10_FUA 0x08
785 #define SRW10_DPO 0x10
786 u_int8_t byte2;
787 u_int8_t addr[4];
788 u_int8_t reserved;
789 u_int8_t length[2];
790 u_int8_t control;
791 };
792
793 struct scsi_rw_12
794 {
795 u_int8_t opcode;
796 #define SRW12_RELADDR 0x01
797 #define SRW12_FUA 0x08
798 #define SRW12_DPO 0x10
799 u_int8_t byte2;
800 u_int8_t addr[4];
801 u_int8_t length[4];
802 u_int8_t reserved;
803 u_int8_t control;
804 };
805
806 struct scsi_rw_16
807 {
808 u_int8_t opcode;
809 #define SRW16_RELADDR 0x01
810 #define SRW16_FUA 0x08
811 #define SRW16_DPO 0x10
812 u_int8_t byte2;
813 u_int8_t addr[8];
814 u_int8_t length[4];
815 u_int8_t reserved;
816 u_int8_t control;
817 };
818
819 struct scsi_write_same_10
820 {
821 uint8_t opcode;
822 uint8_t byte2;
823 #define SWS_LBDATA 0x02
824 #define SWS_PBDATA 0x04
825 #define SWS_UNMAP 0x08
826 #define SWS_ANCHOR 0x10
827 uint8_t addr[4];
828 uint8_t group;
829 uint8_t length[2];
830 uint8_t control;
831 };
832
833 struct scsi_write_same_16
834 {
835 uint8_t opcode;
836 uint8_t byte2;
837 uint8_t addr[8];
838 uint8_t length[4];
839 uint8_t group;
840 uint8_t control;
841 };
842
843 struct scsi_unmap
844 {
845 uint8_t opcode;
846 uint8_t byte2;
847 #define SU_ANCHOR 0x01
848 uint8_t reserved[4];
849 uint8_t group;
850 uint8_t length[2];
851 uint8_t control;
852 };
853
854 struct scsi_write_verify_10
855 {
856 uint8_t opcode;
857 uint8_t byte2;
858 #define SWV_BYTCHK 0x02
859 #define SWV_DPO 0x10
860 #define SWV_WRPROECT_MASK 0xe0
861 uint8_t addr[4];
862 uint8_t group;
863 uint8_t length[2];
864 uint8_t control;
865 };
866
867 struct scsi_write_verify_12
868 {
869 uint8_t opcode;
870 uint8_t byte2;
871 uint8_t addr[4];
872 uint8_t length[4];
873 uint8_t group;
874 uint8_t control;
875 };
876
877 struct scsi_write_verify_16
878 {
879 uint8_t opcode;
880 uint8_t byte2;
881 uint8_t addr[8];
882 uint8_t length[4];
883 uint8_t group;
884 uint8_t control;
885 };
886
887
888 struct scsi_start_stop_unit
889 {
890 u_int8_t opcode;
891 u_int8_t byte2;
892 #define SSS_IMMED 0x01
893 u_int8_t reserved[2];
894 u_int8_t how;
895 #define SSS_START 0x01
896 #define SSS_LOEJ 0x02
897 #define SSS_PC_MASK 0xf0
898 #define SSS_PC_START_VALID 0x00
899 #define SSS_PC_ACTIVE 0x10
900 #define SSS_PC_IDLE 0x20
901 #define SSS_PC_STANDBY 0x30
902 #define SSS_PC_LU_CONTROL 0x70
903 #define SSS_PC_FORCE_IDLE_0 0xa0
904 #define SSS_PC_FORCE_STANDBY_0 0xb0
905 u_int8_t control;
906 };
907
908 struct ata_pass_12 {
909 u_int8_t opcode;
910 u_int8_t protocol;
911 #define AP_MULTI 0xe0
912 u_int8_t flags;
913 #define AP_T_LEN 0x03
914 #define AP_BB 0x04
915 #define AP_T_DIR 0x08
916 #define AP_CK_COND 0x20
917 #define AP_OFFLINE 0x60
918 u_int8_t features;
919 u_int8_t sector_count;
920 u_int8_t lba_low;
921 u_int8_t lba_mid;
922 u_int8_t lba_high;
923 u_int8_t device;
924 u_int8_t command;
925 u_int8_t reserved;
926 u_int8_t control;
927 };
928
929 struct scsi_maintenance_in
930 {
931 uint8_t opcode;
932 uint8_t byte2;
933 #define SERVICE_ACTION_MASK 0x1f
934 #define SA_RPRT_TRGT_GRP 0x0a
935 uint8_t reserved[4];
936 uint8_t length[4];
937 uint8_t reserved1;
938 uint8_t control;
939 };
940
941 struct ata_pass_16 {
942 u_int8_t opcode;
943 u_int8_t protocol;
944 #define AP_EXTEND 0x01
945 u_int8_t flags;
946 u_int8_t features_ext;
947 u_int8_t features;
948 u_int8_t sector_count_ext;
949 u_int8_t sector_count;
950 u_int8_t lba_low_ext;
951 u_int8_t lba_low;
952 u_int8_t lba_mid_ext;
953 u_int8_t lba_mid;
954 u_int8_t lba_high_ext;
955 u_int8_t lba_high;
956 u_int8_t device;
957 u_int8_t command;
958 u_int8_t control;
959 };
960
961 #define SC_SCSI_1 0x01
962 #define SC_SCSI_2 0x03
963
964 /*
965 * Opcodes
966 */
967
968 #define TEST_UNIT_READY 0x00
969 #define REQUEST_SENSE 0x03
970 #define READ_6 0x08
971 #define WRITE_6 0x0A
972 #define INQUIRY 0x12
973 #define MODE_SELECT_6 0x15
974 #define MODE_SENSE_6 0x1A
975 #define START_STOP_UNIT 0x1B
976 #define START_STOP 0x1B
977 #define RESERVE 0x16
978 #define RELEASE 0x17
979 #define RECEIVE_DIAGNOSTIC 0x1C
980 #define SEND_DIAGNOSTIC 0x1D
981 #define PREVENT_ALLOW 0x1E
982 #define READ_CAPACITY 0x25
983 #define READ_10 0x28
984 #define WRITE_10 0x2A
985 #define POSITION_TO_ELEMENT 0x2B
986 #define WRITE_VERIFY_10 0x2E
987 #define SYNCHRONIZE_CACHE 0x35
988 #define READ_DEFECT_DATA_10 0x37
989 #define WRITE_BUFFER 0x3B
990 #define READ_BUFFER 0x3C
991 #define CHANGE_DEFINITION 0x40
992 #define WRITE_SAME_10 0x41
993 #define UNMAP 0x42
994 #define LOG_SELECT 0x4C
995 #define LOG_SENSE 0x4D
996 #define MODE_SELECT_10 0x55
997 #define RESERVE_10 0x56
998 #define RELEASE_10 0x57
999 #define MODE_SENSE_10 0x5A
1000 #define PERSISTENT_RES_IN 0x5E
1001 #define PERSISTENT_RES_OUT 0x5F
1002 #define ATA_PASS_16 0x85
1003 #define READ_16 0x88
1004 #define WRITE_16 0x8A
1005 #define WRITE_VERIFY_16 0x8E
1006 #define SYNCHRONIZE_CACHE_16 0x91
1007 #define WRITE_SAME_16 0x93
1008 #define SERVICE_ACTION_IN 0x9E
1009 #define REPORT_LUNS 0xA0
1010 #define ATA_PASS_12 0xA1
1011 #define MAINTENANCE_IN 0xA3
1012 #define MAINTENANCE_OUT 0xA4
1013 #define MOVE_MEDIUM 0xA5
1014 #define READ_12 0xA8
1015 #define WRITE_12 0xAA
1016 #define WRITE_VERIFY_12 0xAE
1017 #define READ_ELEMENT_STATUS 0xB8
1018 #define READ_CD 0xBE
1019
1020 /* Maintenance In Service Action Codes */
1021 #define REPORT_IDENTIFYING_INFRMATION 0x05
1022 #define REPORT_TARGET_PORT_GROUPS 0x0A
1023 #define REPORT_ALIASES 0x0B
1024 #define REPORT_SUPPORTED_OPERATION_CODES 0x0C
1025 #define REPORT_SUPPORTED_TASK_MANAGEMENT_FUNCTIONS 0x0D
1026 #define REPORT_PRIORITY 0x0E
1027 #define REPORT_TIMESTAMP 0x0F
1028 #define MANAGEMENT_PROTOCOL_IN 0x10
1029 /* Maintenance Out Service Action Codes */
1030 #define SET_IDENTIFY_INFORMATION 0x06
1031 #define SET_TARGET_PORT_GROUPS 0x0A
1032 #define CHANGE_ALIASES 0x0B
1033 #define SET_PRIORITY 0x0E
1034 #define SET_TIMESTAMP 0x0F
1035 #define MANGAEMENT_PROTOCOL_OUT 0x10
1036
1037 /*
1038 * Device Types
1039 */
1040 #define T_DIRECT 0x00
1041 #define T_SEQUENTIAL 0x01
1042 #define T_PRINTER 0x02
1043 #define T_PROCESSOR 0x03
1044 #define T_WORM 0x04
1045 #define T_CDROM 0x05
1046 #define T_SCANNER 0x06
1047 #define T_OPTICAL 0x07
1048 #define T_CHANGER 0x08
1049 #define T_COMM 0x09
1050 #define T_ASC0 0x0a
1051 #define T_ASC1 0x0b
1052 #define T_STORARRAY 0x0c
1053 #define T_ENCLOSURE 0x0d
1054 #define T_RBC 0x0e
1055 #define T_OCRW 0x0f
1056 #define T_OSD 0x11
1057 #define T_ADC 0x12
1058 #define T_NODEVICE 0x1f
1059 #define T_ANY 0xff /* Used in Quirk table matches */
1060
1061 #define T_REMOV 1
1062 #define T_FIXED 0
1063
1064 /*
1065 * This length is the initial inquiry length used by the probe code, as
1066 * well as the legnth necessary for scsi_print_inquiry() to function
1067 * correctly. If either use requires a different length in the future,
1068 * the two values should be de-coupled.
1069 */
1070 #define SHORT_INQUIRY_LENGTH 36
1071
1072 struct scsi_inquiry_data
1073 {
1074 u_int8_t device;
1075 #define SID_TYPE(inq_data) ((inq_data)->device & 0x1f)
1076 #define SID_QUAL(inq_data) (((inq_data)->device & 0xE0) >> 5)
1077 #define SID_QUAL_LU_CONNECTED 0x00 /*
1078 * The specified peripheral device
1079 * type is currently connected to
1080 * logical unit. If the target cannot
1081 * determine whether or not a physical
1082 * device is currently connected, it
1083 * shall also use this peripheral
1084 * qualifier when returning the INQUIRY
1085 * data. This peripheral qualifier
1086 * does not mean that the device is
1087 * ready for access by the initiator.
1088 */
1089 #define SID_QUAL_LU_OFFLINE 0x01 /*
1090 * The target is capable of supporting
1091 * the specified peripheral device type
1092 * on this logical unit; however, the
1093 * physical device is not currently
1094 * connected to this logical unit.
1095 */
1096 #define SID_QUAL_RSVD 0x02
1097 #define SID_QUAL_BAD_LU 0x03 /*
1098 * The target is not capable of
1099 * supporting a physical device on
1100 * this logical unit. For this
1101 * peripheral qualifier the peripheral
1102 * device type shall be set to 1Fh to
1103 * provide compatibility with previous
1104 * versions of SCSI. All other
1105 * peripheral device type values are
1106 * reserved for this peripheral
1107 * qualifier.
1108 */
1109 #define SID_QUAL_IS_VENDOR_UNIQUE(inq_data) ((SID_QUAL(inq_data) & 0x08) != 0)
1110 u_int8_t dev_qual2;
1111 #define SID_QUAL2 0x7F
1112 #define SID_IS_REMOVABLE(inq_data) (((inq_data)->dev_qual2 & 0x80) != 0)
1113 u_int8_t version;
1114 #define SID_ANSI_REV(inq_data) ((inq_data)->version & 0x07)
1115 #define SCSI_REV_0 0
1116 #define SCSI_REV_CCS 1
1117 #define SCSI_REV_2 2
1118 #define SCSI_REV_SPC 3
1119 #define SCSI_REV_SPC2 4
1120 #define SCSI_REV_SPC3 5
1121 #define SCSI_REV_SPC4 6
1122
1123 #define SID_ECMA 0x38
1124 #define SID_ISO 0xC0
1125 u_int8_t response_format;
1126 #define SID_AENC 0x80
1127 #define SID_TrmIOP 0x40
1128 #define SID_NormACA 0x20
1129 #define SID_HiSup 0x10
1130 u_int8_t additional_length;
1131 #define SID_ADDITIONAL_LENGTH(iqd) \
1132 ((iqd)->additional_length + \
1133 __offsetof(struct scsi_inquiry_data, additional_length) + 1)
1134 u_int8_t spc3_flags;
1135 #define SPC3_SID_PROTECT 0x01
1136 #define SPC3_SID_3PC 0x08
1137 #define SPC3_SID_TPGS_MASK 0x30
1138 #define SPC3_SID_TPGS_IMPLICIT 0x10
1139 #define SPC3_SID_TPGS_EXPLICIT 0x20
1140 #define SPC3_SID_ACC 0x40
1141 #define SPC3_SID_SCCS 0x80
1142 u_int8_t spc2_flags;
1143 #define SPC2_SID_ADDR16 0x01
1144 #define SPC2_SID_MChngr 0x08
1145 #define SPC2_SID_MultiP 0x10
1146 #define SPC2_SID_EncServ 0x40
1147 #define SPC2_SID_BQueue 0x80
1148
1149 #define INQ_DATA_TQ_ENABLED(iqd) \
1150 ((SID_ANSI_REV(iqd) < SCSI_REV_SPC2)? ((iqd)->flags & SID_CmdQue) : \
1151 (((iqd)->flags & SID_CmdQue) && !((iqd)->spc2_flags & SPC2_SID_BQueue)) || \
1152 (!((iqd)->flags & SID_CmdQue) && ((iqd)->spc2_flags & SPC2_SID_BQueue)))
1153
1154 u_int8_t flags;
1155 #define SID_SftRe 0x01
1156 #define SID_CmdQue 0x02
1157 #define SID_Linked 0x08
1158 #define SID_Sync 0x10
1159 #define SID_WBus16 0x20
1160 #define SID_WBus32 0x40
1161 #define SID_RelAdr 0x80
1162 #define SID_VENDOR_SIZE 8
1163 char vendor[SID_VENDOR_SIZE];
1164 #define SID_PRODUCT_SIZE 16
1165 char product[SID_PRODUCT_SIZE];
1166 #define SID_REVISION_SIZE 4
1167 char revision[SID_REVISION_SIZE];
1168 /*
1169 * The following fields were taken from SCSI Primary Commands - 2
1170 * (SPC-2) Revision 14, Dated 11 November 1999
1171 */
1172 #define SID_VENDOR_SPECIFIC_0_SIZE 20
1173 u_int8_t vendor_specific0[SID_VENDOR_SPECIFIC_0_SIZE];
1174 /*
1175 * An extension of SCSI Parallel Specific Values
1176 */
1177 #define SID_SPI_IUS 0x01
1178 #define SID_SPI_QAS 0x02
1179 #define SID_SPI_CLOCK_ST 0x00
1180 #define SID_SPI_CLOCK_DT 0x04
1181 #define SID_SPI_CLOCK_DT_ST 0x0C
1182 #define SID_SPI_MASK 0x0F
1183 u_int8_t spi3data;
1184 u_int8_t reserved2;
1185 /*
1186 * Version Descriptors, stored 2 byte values.
1187 */
1188 u_int8_t version1[2];
1189 u_int8_t version2[2];
1190 u_int8_t version3[2];
1191 u_int8_t version4[2];
1192 u_int8_t version5[2];
1193 u_int8_t version6[2];
1194 u_int8_t version7[2];
1195 u_int8_t version8[2];
1196
1197 u_int8_t reserved3[22];
1198
1199 #define SID_VENDOR_SPECIFIC_1_SIZE 160
1200 u_int8_t vendor_specific1[SID_VENDOR_SPECIFIC_1_SIZE];
1201 };
1202
1203 /*
1204 * This structure is more suited to initiator operation, because the
1205 * maximum number of supported pages is already allocated.
1206 */
1207 struct scsi_vpd_supported_page_list
1208 {
1209 u_int8_t device;
1210 u_int8_t page_code;
1211 #define SVPD_SUPPORTED_PAGE_LIST 0x00
1212 #define SVPD_SUPPORTED_PAGES_HDR_LEN 4
1213 u_int8_t reserved;
1214 u_int8_t length; /* number of VPD entries */
1215 #define SVPD_SUPPORTED_PAGES_SIZE 251
1216 u_int8_t list[SVPD_SUPPORTED_PAGES_SIZE];
1217 };
1218
1219 /*
1220 * This structure is more suited to target operation, because the
1221 * number of supported pages is left to the user to allocate.
1222 */
1223 struct scsi_vpd_supported_pages
1224 {
1225 u_int8_t device;
1226 u_int8_t page_code;
1227 u_int8_t reserved;
1228 #define SVPD_SUPPORTED_PAGES 0x00
1229 u_int8_t length;
1230 u_int8_t page_list[0];
1231 };
1232
1233
1234 struct scsi_vpd_unit_serial_number
1235 {
1236 u_int8_t device;
1237 u_int8_t page_code;
1238 #define SVPD_UNIT_SERIAL_NUMBER 0x80
1239 u_int8_t reserved;
1240 u_int8_t length; /* serial number length */
1241 #define SVPD_SERIAL_NUM_SIZE 251
1242 u_int8_t serial_num[SVPD_SERIAL_NUM_SIZE];
1243 };
1244
1245 struct scsi_vpd_device_id
1246 {
1247 u_int8_t device;
1248 u_int8_t page_code;
1249 #define SVPD_DEVICE_ID 0x83
1250 #define SVPD_DEVICE_ID_MAX_SIZE 252
1251 #define SVPD_DEVICE_ID_HDR_LEN \
1252 __offsetof(struct scsi_vpd_device_id, desc_list)
1253 u_int8_t length[2];
1254 u_int8_t desc_list[];
1255 };
1256
1257 struct scsi_vpd_id_descriptor
1258 {
1259 u_int8_t proto_codeset;
1260 #define SCSI_PROTO_FC 0x00
1261 #define SCSI_PROTO_SPI 0x01
1262 #define SCSI_PROTO_SSA 0x02
1263 #define SCSI_PROTO_1394 0x03
1264 #define SCSI_PROTO_RDMA 0x04
1265 #define SCSI_PROTO_iSCSI 0x05
1266 #define SCSI_PROTO_SAS 0x06
1267 #define SCSI_PROTO_ADT 0x07
1268 #define SCSI_PROTO_ATA 0x08
1269 #define SVPD_ID_PROTO_SHIFT 4
1270 #define SVPD_ID_CODESET_BINARY 0x01
1271 #define SVPD_ID_CODESET_ASCII 0x02
1272 #define SVPD_ID_CODESET_MASK 0x0f
1273 u_int8_t id_type;
1274 #define SVPD_ID_PIV 0x80
1275 #define SVPD_ID_ASSOC_LUN 0x00
1276 #define SVPD_ID_ASSOC_PORT 0x10
1277 #define SVPD_ID_ASSOC_TARGET 0x20
1278 #define SVPD_ID_ASSOC_MASK 0x30
1279 #define SVPD_ID_TYPE_VENDOR 0x00
1280 #define SVPD_ID_TYPE_T10 0x01
1281 #define SVPD_ID_TYPE_EUI64 0x02
1282 #define SVPD_ID_TYPE_NAA 0x03
1283 #define SVPD_ID_TYPE_RELTARG 0x04
1284 #define SVPD_ID_TYPE_TPORTGRP 0x05
1285 #define SVPD_ID_TYPE_LUNGRP 0x06
1286 #define SVPD_ID_TYPE_MD5_LUN_ID 0x07
1287 #define SVPD_ID_TYPE_SCSI_NAME 0x08
1288 #define SVPD_ID_TYPE_MASK 0x0f
1289 u_int8_t reserved;
1290 u_int8_t length;
1291 #define SVPD_DEVICE_ID_DESC_HDR_LEN \
1292 __offsetof(struct scsi_vpd_id_descriptor, identifier)
1293 u_int8_t identifier[];
1294 };
1295
1296 struct scsi_vpd_id_t10
1297 {
1298 u_int8_t vendor[8];
1299 u_int8_t vendor_spec_id[0];
1300 };
1301
1302 struct scsi_vpd_id_eui64
1303 {
1304 u_int8_t ieee_company_id[3];
1305 u_int8_t extension_id[5];
1306 };
1307
1308 struct scsi_vpd_id_naa_basic
1309 {
1310 uint8_t naa;
1311 /* big endian, packed:
1312 uint8_t naa : 4;
1313 uint8_t naa_desig : 4;
1314 */
1315 #define SVPD_ID_NAA_NAA_SHIFT 4
1316 #define SVPD_ID_NAA_IEEE_EXT 0x02
1317 #define SVPD_ID_NAA_LOCAL_REG 0x03
1318 #define SVPD_ID_NAA_IEEE_REG 0x05
1319 #define SVPD_ID_NAA_IEEE_REG_EXT 0x06
1320 uint8_t naa_data[];
1321 };
1322
1323 struct scsi_vpd_id_naa_ieee_extended_id
1324 {
1325 uint8_t naa;
1326 uint8_t vendor_specific_id_a;
1327 uint8_t ieee_company_id[3];
1328 uint8_t vendor_specific_id_b[4];
1329 };
1330
1331 struct scsi_vpd_id_naa_local_reg
1332 {
1333 uint8_t naa;
1334 uint8_t local_value[7];
1335 };
1336
1337 struct scsi_vpd_id_naa_ieee_reg
1338 {
1339 uint8_t naa;
1340 uint8_t reg_value[7];
1341 /* big endian, packed:
1342 uint8_t naa_basic : 4;
1343 uint8_t ieee_company_id_0 : 4;
1344 uint8_t ieee_company_id_1[2];
1345 uint8_t ieee_company_id_2 : 4;
1346 uint8_t vendor_specific_id_0 : 4;
1347 uint8_t vendor_specific_id_1[4];
1348 */
1349 };
1350
1351 struct scsi_vpd_id_naa_ieee_reg_extended
1352 {
1353 uint8_t naa;
1354 uint8_t reg_value[15];
1355 /* big endian, packed:
1356 uint8_t naa_basic : 4;
1357 uint8_t ieee_company_id_0 : 4;
1358 uint8_t ieee_company_id_1[2];
1359 uint8_t ieee_company_id_2 : 4;
1360 uint8_t vendor_specific_id_0 : 4;
1361 uint8_t vendor_specific_id_1[4];
1362 uint8_t vendor_specific_id_ext[8];
1363 */
1364 };
1365
1366 struct scsi_vpd_id_rel_trgt_port_id
1367 {
1368 uint8_t obsolete[2];
1369 uint8_t rel_trgt_port_id[2];
1370 };
1371
1372 struct scsi_vpd_id_trgt_port_grp_id
1373 {
1374 uint8_t reserved[2];
1375 uint8_t trgt_port_grp[2];
1376 };
1377
1378 struct scsi_vpd_id_lun_grp_id
1379 {
1380 uint8_t reserved[2];
1381 uint8_t log_unit_grp[2];
1382 };
1383
1384 struct scsi_vpd_id_md5_lun_id
1385 {
1386 uint8_t lun_id[16];
1387 };
1388
1389 struct scsi_vpd_id_scsi_name
1390 {
1391 uint8_t name_string[256];
1392 };
1393
1394 struct scsi_service_action_in
1395 {
1396 uint8_t opcode;
1397 uint8_t service_action;
1398 uint8_t action_dependent[13];
1399 uint8_t control;
1400 };
1401
1402 struct scsi_diag_page {
1403 uint8_t page_code;
1404 uint8_t page_specific_flags;
1405 uint8_t length[2];
1406 uint8_t params[0];
1407 };
1408
1409 struct scsi_read_capacity
1410 {
1411 u_int8_t opcode;
1412 u_int8_t byte2;
1413 #define SRC_RELADR 0x01
1414 u_int8_t addr[4];
1415 u_int8_t unused[2];
1416 u_int8_t pmi;
1417 #define SRC_PMI 0x01
1418 u_int8_t control;
1419 };
1420
1421 struct scsi_read_capacity_16
1422 {
1423 uint8_t opcode;
1424 #define SRC16_SERVICE_ACTION 0x10
1425 uint8_t service_action;
1426 uint8_t addr[8];
1427 uint8_t alloc_len[4];
1428 #define SRC16_PMI 0x01
1429 #define SRC16_RELADR 0x02
1430 uint8_t reladr;
1431 uint8_t control;
1432 };
1433
1434 struct scsi_read_capacity_data
1435 {
1436 u_int8_t addr[4];
1437 u_int8_t length[4];
1438 };
1439
1440 struct scsi_read_capacity_data_long
1441 {
1442 uint8_t addr[8];
1443 uint8_t length[4];
1444 #define SRC16_PROT_EN 0x01
1445 #define SRC16_P_TYPE 0x0e
1446 uint8_t prot;
1447 #define SRC16_LBPPBE 0x0f
1448 #define SRC16_PI_EXPONENT 0xf0
1449 #define SRC16_PI_EXPONENT_SHIFT 4
1450 uint8_t prot_lbppbe;
1451 #define SRC16_LALBA 0x3fff
1452 #define SRC16_LBPRZ 0x4000
1453 #define SRC16_LBPME 0x8000
1454 uint8_t lalba_lbp[2];
1455 };
1456
1457 struct scsi_report_luns
1458 {
1459 uint8_t opcode;
1460 uint8_t reserved1;
1461 #define RPL_REPORT_DEFAULT 0x00
1462 #define RPL_REPORT_WELLKNOWN 0x01
1463 #define RPL_REPORT_ALL 0x02
1464 uint8_t select_report;
1465 uint8_t reserved2[3];
1466 uint8_t length[4];
1467 uint8_t reserved3;
1468 uint8_t control;
1469 };
1470
1471 struct scsi_report_luns_lundata {
1472 uint8_t lundata[8];
1473 #define RPL_LUNDATA_PERIPH_BUS_MASK 0x3f
1474 #define RPL_LUNDATA_FLAT_LUN_MASK 0x3f
1475 #define RPL_LUNDATA_FLAT_LUN_BITS 0x06
1476 #define RPL_LUNDATA_LUN_TARG_MASK 0x3f
1477 #define RPL_LUNDATA_LUN_BUS_MASK 0xe0
1478 #define RPL_LUNDATA_LUN_LUN_MASK 0x1f
1479 #define RPL_LUNDATA_EXT_LEN_MASK 0x30
1480 #define RPL_LUNDATA_EXT_EAM_MASK 0x0f
1481 #define RPL_LUNDATA_EXT_EAM_WK 0x01
1482 #define RPL_LUNDATA_EXT_EAM_NOT_SPEC 0x0f
1483 #define RPL_LUNDATA_ATYP_MASK 0xc0 /* MBZ for type 0 lun */
1484 #define RPL_LUNDATA_ATYP_PERIPH 0x00
1485 #define RPL_LUNDATA_ATYP_FLAT 0x40
1486 #define RPL_LUNDATA_ATYP_LUN 0x80
1487 #define RPL_LUNDATA_ATYP_EXTLUN 0xc0
1488 };
1489
1490 struct scsi_report_luns_data {
1491 u_int8_t length[4]; /* length of LUN inventory, in bytes */
1492 u_int8_t reserved[4]; /* unused */
1493 /*
1494 * LUN inventory- we only support the type zero form for now.
1495 */
1496 struct scsi_report_luns_lundata luns[0];
1497 };
1498
1499 struct scsi_target_group
1500 {
1501 uint8_t opcode;
1502 uint8_t service_action;
1503 #define STG_PDF_LENGTH 0x00
1504 #define RPL_PDF_EXTENDED 0x20
1505 uint8_t reserved1[4];
1506 uint8_t length[4];
1507 uint8_t reserved2;
1508 uint8_t control;
1509 };
1510
1511 struct scsi_target_port_descriptor {
1512 uint8_t reserved[2];
1513 uint8_t relative_target_port_identifier[2];
1514 uint8_t desc_list[];
1515 };
1516
1517 struct scsi_target_port_group_descriptor {
1518 uint8_t pref_state;
1519 #define TPG_PRIMARY 0x80
1520 #define TPG_ASYMMETRIC_ACCESS_STATE_MASK 0xf
1521 #define TPG_ASYMMETRIC_ACCESS_OPTIMIZED 0x0
1522 #define TPG_ASYMMETRIC_ACCESS_NONOPTIMIZED 0x1
1523 #define TPG_ASYMMETRIC_ACCESS_STANDBY 0x2
1524 #define TPG_ASYMMETRIC_ACCESS_UNAVAILABLE 0x3
1525 #define TPG_ASYMMETRIC_ACCESS_LBA_DEPENDENT 0x4
1526 #define TPG_ASYMMETRIC_ACCESS_OFFLINE 0xE
1527 #define TPG_ASYMMETRIC_ACCESS_TRANSITIONING 0xF
1528 uint8_t support;
1529 #define TPG_AO_SUP 0x01
1530 #define TPG_AN_SUP 0x02
1531 #define TPG_S_SUP 0x04
1532 #define TPG_U_SUP 0x08
1533 #define TPG_LBD_SUP 0x10
1534 #define TPG_O_SUP 0x40
1535 #define TPG_T_SUP 0x80
1536 uint8_t target_port_group[2];
1537 uint8_t reserved;
1538 uint8_t status;
1539 #define TPG_UNAVLBL 0
1540 #define TPG_SET_BY_STPG 0x01
1541 #define TPG_IMPLICIT 0x02
1542 uint8_t vendor_specific;
1543 uint8_t target_port_count;
1544 struct scsi_target_port_descriptor descriptors[];
1545 };
1546
1547 struct scsi_target_group_data {
1548 uint8_t length[4]; /* length of returned data, in bytes */
1549 struct scsi_target_port_group_descriptor groups[];
1550 };
1551
1552 struct scsi_target_group_data_extended {
1553 uint8_t length[4]; /* length of returned data, in bytes */
1554 uint8_t format_type; /* STG_PDF_LENGTH or RPL_PDF_EXTENDED */
1555 uint8_t implicit_transition_time;
1556 uint8_t reserved[2];
1557 struct scsi_target_port_group_descriptor groups[];
1558 };
1559
1560
1561 typedef enum {
1562 SSD_TYPE_NONE,
1563 SSD_TYPE_FIXED,
1564 SSD_TYPE_DESC
1565 } scsi_sense_data_type;
1566
1567 typedef enum {
1568 SSD_ELEM_NONE,
1569 SSD_ELEM_SKIP,
1570 SSD_ELEM_DESC,
1571 SSD_ELEM_SKS,
1572 SSD_ELEM_COMMAND,
1573 SSD_ELEM_INFO,
1574 SSD_ELEM_FRU,
1575 SSD_ELEM_STREAM,
1576 SSD_ELEM_MAX
1577 } scsi_sense_elem_type;
1578
1579
1580 struct scsi_sense_data
1581 {
1582 uint8_t error_code;
1583 /*
1584 * SPC-4 says that the maximum length of sense data is 252 bytes.
1585 * So this structure is exactly 252 bytes log.
1586 */
1587 #define SSD_FULL_SIZE 252
1588 uint8_t sense_buf[SSD_FULL_SIZE - 1];
1589 /*
1590 * XXX KDM is this still a reasonable minimum size?
1591 */
1592 #define SSD_MIN_SIZE 18
1593 /*
1594 * Maximum value for the extra_len field in the sense data.
1595 */
1596 #define SSD_EXTRA_MAX 244
1597 };
1598
1599 /*
1600 * Fixed format sense data.
1601 */
1602 struct scsi_sense_data_fixed
1603 {
1604 u_int8_t error_code;
1605 #define SSD_ERRCODE 0x7F
1606 #define SSD_CURRENT_ERROR 0x70
1607 #define SSD_DEFERRED_ERROR 0x71
1608 #define SSD_ERRCODE_VALID 0x80
1609 u_int8_t segment;
1610 u_int8_t flags;
1611 #define SSD_KEY 0x0F
1612 #define SSD_KEY_NO_SENSE 0x00
1613 #define SSD_KEY_RECOVERED_ERROR 0x01
1614 #define SSD_KEY_NOT_READY 0x02
1615 #define SSD_KEY_MEDIUM_ERROR 0x03
1616 #define SSD_KEY_HARDWARE_ERROR 0x04
1617 #define SSD_KEY_ILLEGAL_REQUEST 0x05
1618 #define SSD_KEY_UNIT_ATTENTION 0x06
1619 #define SSD_KEY_DATA_PROTECT 0x07
1620 #define SSD_KEY_BLANK_CHECK 0x08
1621 #define SSD_KEY_Vendor_Specific 0x09
1622 #define SSD_KEY_COPY_ABORTED 0x0a
1623 #define SSD_KEY_ABORTED_COMMAND 0x0b
1624 #define SSD_KEY_EQUAL 0x0c
1625 #define SSD_KEY_VOLUME_OVERFLOW 0x0d
1626 #define SSD_KEY_MISCOMPARE 0x0e
1627 #define SSD_KEY_COMPLETED 0x0f
1628 #define SSD_ILI 0x20
1629 #define SSD_EOM 0x40
1630 #define SSD_FILEMARK 0x80
1631 u_int8_t info[4];
1632 u_int8_t extra_len;
1633 u_int8_t cmd_spec_info[4];
1634 u_int8_t add_sense_code;
1635 u_int8_t add_sense_code_qual;
1636 u_int8_t fru;
1637 u_int8_t sense_key_spec[3];
1638 #define SSD_SCS_VALID 0x80
1639 #define SSD_FIELDPTR_CMD 0x40
1640 #define SSD_BITPTR_VALID 0x08
1641 #define SSD_BITPTR_VALUE 0x07
1642 u_int8_t extra_bytes[14];
1643 #define SSD_FIXED_IS_PRESENT(sense, length, field) \
1644 ((length >= (offsetof(struct scsi_sense_data_fixed, field) + \
1645 sizeof(sense->field))) ? 1 :0)
1646 #define SSD_FIXED_IS_FILLED(sense, field) \
1647 ((((offsetof(struct scsi_sense_data_fixed, field) + \
1648 sizeof(sense->field)) - \
1649 (offsetof(struct scsi_sense_data_fixed, extra_len) + \
1650 sizeof(sense->extra_len))) <= sense->extra_len) ? 1 : 0)
1651 };
1652
1653 /*
1654 * Descriptor format sense data definitions.
1655 * Introduced in SPC-3.
1656 */
1657 struct scsi_sense_data_desc
1658 {
1659 uint8_t error_code;
1660 #define SSD_DESC_CURRENT_ERROR 0x72
1661 #define SSD_DESC_DEFERRED_ERROR 0x73
1662 uint8_t sense_key;
1663 uint8_t add_sense_code;
1664 uint8_t add_sense_code_qual;
1665 uint8_t reserved[3];
1666 /*
1667 * Note that SPC-4, section 4.5.2.1 says that the extra_len field
1668 * must be less than or equal to 244.
1669 */
1670 uint8_t extra_len;
1671 uint8_t sense_desc[0];
1672 #define SSD_DESC_IS_PRESENT(sense, length, field) \
1673 ((length >= (offsetof(struct scsi_sense_data_desc, field) + \
1674 sizeof(sense->field))) ? 1 :0)
1675 };
1676
1677 struct scsi_sense_desc_header
1678 {
1679 uint8_t desc_type;
1680 uint8_t length;
1681 };
1682 /*
1683 * The information provide in the Information descriptor is device type or
1684 * command specific information, and defined in a command standard.
1685 *
1686 * Note that any changes to the field names or positions in this structure,
1687 * even reserved fields, should be accompanied by an examination of the
1688 * code in ctl_set_sense() that uses them.
1689 *
1690 * Maximum descriptors allowed: 1 (as of SPC-4)
1691 */
1692 struct scsi_sense_info
1693 {
1694 uint8_t desc_type;
1695 #define SSD_DESC_INFO 0x00
1696 uint8_t length;
1697 uint8_t byte2;
1698 #define SSD_INFO_VALID 0x80
1699 uint8_t reserved;
1700 uint8_t info[8];
1701 };
1702
1703 /*
1704 * Command-specific information depends on the command for which the
1705 * reported condition occured.
1706 *
1707 * Note that any changes to the field names or positions in this structure,
1708 * even reserved fields, should be accompanied by an examination of the
1709 * code in ctl_set_sense() that uses them.
1710 *
1711 * Maximum descriptors allowed: 1 (as of SPC-4)
1712 */
1713 struct scsi_sense_command
1714 {
1715 uint8_t desc_type;
1716 #define SSD_DESC_COMMAND 0x01
1717 uint8_t length;
1718 uint8_t reserved[2];
1719 uint8_t command_info[8];
1720 };
1721
1722 /*
1723 * Sense key specific descriptor. The sense key specific data format
1724 * depends on the sense key in question.
1725 *
1726 * Maximum descriptors allowed: 1 (as of SPC-4)
1727 */
1728 struct scsi_sense_sks
1729 {
1730 uint8_t desc_type;
1731 #define SSD_DESC_SKS 0x02
1732 uint8_t length;
1733 uint8_t reserved1[2];
1734 uint8_t sense_key_spec[3];
1735 #define SSD_SKS_VALID 0x80
1736 uint8_t reserved2;
1737 };
1738
1739 /*
1740 * This is used for the Illegal Request sense key (0x05) only.
1741 */
1742 struct scsi_sense_sks_field
1743 {
1744 uint8_t byte0;
1745 #define SSD_SKS_FIELD_VALID 0x80
1746 #define SSD_SKS_FIELD_CMD 0x40
1747 #define SSD_SKS_BPV 0x08
1748 #define SSD_SKS_BIT_VALUE 0x07
1749 uint8_t field[2];
1750 };
1751
1752
1753 /*
1754 * This is used for the Hardware Error (0x04), Medium Error (0x03) and
1755 * Recovered Error (0x01) sense keys.
1756 */
1757 struct scsi_sense_sks_retry
1758 {
1759 uint8_t byte0;
1760 #define SSD_SKS_RETRY_VALID 0x80
1761 uint8_t actual_retry_count[2];
1762 };
1763
1764 /*
1765 * Used with the NO Sense (0x00) or Not Ready (0x02) sense keys.
1766 */
1767 struct scsi_sense_sks_progress
1768 {
1769 uint8_t byte0;
1770 #define SSD_SKS_PROGRESS_VALID 0x80
1771 uint8_t progress[2];
1772 #define SSD_SKS_PROGRESS_DENOM 0x10000
1773 };
1774
1775 /*
1776 * Used with the Copy Aborted (0x0a) sense key.
1777 */
1778 struct scsi_sense_sks_segment
1779 {
1780 uint8_t byte0;
1781 #define SSD_SKS_SEGMENT_VALID 0x80
1782 #define SSD_SKS_SEGMENT_SD 0x20
1783 #define SSD_SKS_SEGMENT_BPV 0x08
1784 #define SSD_SKS_SEGMENT_BITPTR 0x07
1785 uint8_t field[2];
1786 };
1787
1788 /*
1789 * Used with the Unit Attention (0x06) sense key.
1790 *
1791 * This is currently used to indicate that the unit attention condition
1792 * queue has overflowed (when the overflow bit is set).
1793 */
1794 struct scsi_sense_sks_overflow
1795 {
1796 uint8_t byte0;
1797 #define SSD_SKS_OVERFLOW_VALID 0x80
1798 #define SSD_SKS_OVERFLOW_SET 0x01
1799 uint8_t reserved[2];
1800 };
1801
1802 /*
1803 * This specifies which component is associated with the sense data. There
1804 * is no standard meaning for the fru value.
1805 *
1806 * Maximum descriptors allowed: 1 (as of SPC-4)
1807 */
1808 struct scsi_sense_fru
1809 {
1810 uint8_t desc_type;
1811 #define SSD_DESC_FRU 0x03
1812 uint8_t length;
1813 uint8_t reserved;
1814 uint8_t fru;
1815 };
1816
1817 /*
1818 * Used for Stream commands, defined in SSC-4.
1819 *
1820 * Maximum descriptors allowed: 1 (as of SPC-4)
1821 */
1822
1823 struct scsi_sense_stream
1824 {
1825 uint8_t desc_type;
1826 #define SSD_DESC_STREAM 0x04
1827 uint8_t length;
1828 uint8_t reserved;
1829 uint8_t byte3;
1830 #define SSD_DESC_STREAM_FM 0x80
1831 #define SSD_DESC_STREAM_EOM 0x40
1832 #define SSD_DESC_STREAM_ILI 0x20
1833 };
1834
1835 /*
1836 * Used for Block commands, defined in SBC-3.
1837 *
1838 * This is currently (as of SBC-3) only used for the Incorrect Length
1839 * Indication (ILI) bit, which says that the data length requested in the
1840 * READ LONG or WRITE LONG command did not match the length of the logical
1841 * block.
1842 *
1843 * Maximum descriptors allowed: 1 (as of SPC-4)
1844 */
1845 struct scsi_sense_block
1846 {
1847 uint8_t desc_type;
1848 #define SSD_DESC_BLOCK 0x05
1849 uint8_t length;
1850 uint8_t reserved;
1851 uint8_t byte3;
1852 #define SSD_DESC_BLOCK_ILI 0x20
1853 };
1854
1855 /*
1856 * Used for Object-Based Storage Devices (OSD-3).
1857 *
1858 * Maximum descriptors allowed: 1 (as of SPC-4)
1859 */
1860 struct scsi_sense_osd_objid
1861 {
1862 uint8_t desc_type;
1863 #define SSD_DESC_OSD_OBJID 0x06
1864 uint8_t length;
1865 uint8_t reserved[6];
1866 /*
1867 * XXX KDM provide the bit definitions here? There are a lot of
1868 * them, and we don't have an OSD driver yet.
1869 */
1870 uint8_t not_init_cmds[4];
1871 uint8_t completed_cmds[4];
1872 uint8_t partition_id[8];
1873 uint8_t object_id[8];
1874 };
1875
1876 /*
1877 * Used for Object-Based Storage Devices (OSD-3).
1878 *
1879 * Maximum descriptors allowed: 1 (as of SPC-4)
1880 */
1881 struct scsi_sense_osd_integrity
1882 {
1883 uint8_t desc_type;
1884 #define SSD_DESC_OSD_INTEGRITY 0x07
1885 uint8_t length;
1886 uint8_t integ_check_val[32];
1887 };
1888
1889 /*
1890 * Used for Object-Based Storage Devices (OSD-3).
1891 *
1892 * Maximum descriptors allowed: 1 (as of SPC-4)
1893 */
1894 struct scsi_sense_osd_attr_id
1895 {
1896 uint8_t desc_type;
1897 #define SSD_DESC_OSD_ATTR_ID 0x08
1898 uint8_t length;
1899 uint8_t reserved[2];
1900 uint8_t attr_desc[0];
1901 };
1902
1903 /*
1904 * Used with Sense keys No Sense (0x00) and Not Ready (0x02).
1905 *
1906 * Maximum descriptors allowed: 32 (as of SPC-4)
1907 */
1908 struct scsi_sense_progress
1909 {
1910 uint8_t desc_type;
1911 #define SSD_DESC_PROGRESS 0x0a
1912 uint8_t length;
1913 uint8_t sense_key;
1914 uint8_t add_sense_code;
1915 uint8_t add_sense_code_qual;
1916 uint8_t reserved;
1917 uint8_t progress[2];
1918 };
1919
1920 /*
1921 * This is typically forwarded as the result of an EXTENDED COPY command.
1922 *
1923 * Maximum descriptors allowed: 2 (as of SPC-4)
1924 */
1925 struct scsi_sense_forwarded
1926 {
1927 uint8_t desc_type;
1928 #define SSD_DESC_FORWARDED 0x0c
1929 uint8_t length;
1930 uint8_t byte2;
1931 #define SSD_FORWARDED_FSDT 0x80
1932 #define SSD_FORWARDED_SDS_MASK 0x0f
1933 #define SSD_FORWARDED_SDS_UNK 0x00
1934 #define SSD_FORWARDED_SDS_EXSRC 0x01
1935 #define SSD_FORWARDED_SDS_EXDST 0x02
1936 };
1937
1938 /*
1939 * Vendor-specific sense descriptor. The desc_type field will be in the
1940 * range bewteen MIN and MAX inclusive.
1941 */
1942 struct scsi_sense_vendor
1943 {
1944 uint8_t desc_type;
1945 #define SSD_DESC_VENDOR_MIN 0x80
1946 #define SSD_DESC_VENDOR_MAX 0xff
1947 uint8_t length;
1948 uint8_t data[0];
1949 };
1950
1951 struct scsi_mode_header_6
1952 {
1953 u_int8_t data_length; /* Sense data length */
1954 u_int8_t medium_type;
1955 u_int8_t dev_spec;
1956 u_int8_t blk_desc_len;
1957 };
1958
1959 struct scsi_mode_header_10
1960 {
1961 u_int8_t data_length[2];/* Sense data length */
1962 u_int8_t medium_type;
1963 u_int8_t dev_spec;
1964 u_int8_t unused[2];
1965 u_int8_t blk_desc_len[2];
1966 };
1967
1968 struct scsi_mode_page_header
1969 {
1970 u_int8_t page_code;
1971 #define SMPH_PS 0x80
1972 #define SMPH_SPF 0x40
1973 #define SMPH_PC_MASK 0x3f
1974 u_int8_t page_length;
1975 };
1976
1977 struct scsi_mode_page_header_sp
1978 {
1979 uint8_t page_code;
1980 uint8_t subpage;
1981 uint8_t page_length[2];
1982 };
1983
1984
1985 struct scsi_mode_blk_desc
1986 {
1987 u_int8_t density;
1988 u_int8_t nblocks[3];
1989 u_int8_t reserved;
1990 u_int8_t blklen[3];
1991 };
1992
1993 #define SCSI_DEFAULT_DENSITY 0x00 /* use 'default' density */
1994 #define SCSI_SAME_DENSITY 0x7f /* use 'same' density- >= SCSI-2 only */
1995
1996
1997 /*
1998 * Status Byte
1999 */
2000 #define SCSI_STATUS_OK 0x00
2001 #define SCSI_STATUS_CHECK_COND 0x02
2002 #define SCSI_STATUS_COND_MET 0x04
2003 #define SCSI_STATUS_BUSY 0x08
2004 #define SCSI_STATUS_INTERMED 0x10
2005 #define SCSI_STATUS_INTERMED_COND_MET 0x14
2006 #define SCSI_STATUS_RESERV_CONFLICT 0x18
2007 #define SCSI_STATUS_CMD_TERMINATED 0x22 /* Obsolete in SAM-2 */
2008 #define SCSI_STATUS_QUEUE_FULL 0x28
2009 #define SCSI_STATUS_ACA_ACTIVE 0x30
2010 #define SCSI_STATUS_TASK_ABORTED 0x40
2011
2012 struct scsi_inquiry_pattern {
2013 u_int8_t type;
2014 u_int8_t media_type;
2015 #define SIP_MEDIA_REMOVABLE 0x01
2016 #define SIP_MEDIA_FIXED 0x02
2017 const char *vendor;
2018 const char *product;
2019 const char *revision;
2020 };
2021
2022 struct scsi_static_inquiry_pattern {
2023 u_int8_t type;
2024 u_int8_t media_type;
2025 char vendor[SID_VENDOR_SIZE+1];
2026 char product[SID_PRODUCT_SIZE+1];
2027 char revision[SID_REVISION_SIZE+1];
2028 };
2029
2030 struct scsi_sense_quirk_entry {
2031 struct scsi_inquiry_pattern inq_pat;
2032 int num_sense_keys;
2033 int num_ascs;
2034 struct sense_key_table_entry *sense_key_info;
2035 struct asc_table_entry *asc_info;
2036 };
2037
2038 struct sense_key_table_entry {
2039 u_int8_t sense_key;
2040 u_int32_t action;
2041 const char *desc;
2042 };
2043
2044 struct asc_table_entry {
2045 u_int8_t asc;
2046 u_int8_t ascq;
2047 u_int32_t action;
2048 const char *desc;
2049 };
2050
2051 struct op_table_entry {
2052 u_int8_t opcode;
2053 u_int32_t opmask;
2054 const char *desc;
2055 };
2056
2057 struct scsi_op_quirk_entry {
2058 struct scsi_inquiry_pattern inq_pat;
2059 int num_ops;
2060 struct op_table_entry *op_table;
2061 };
2062
2063 typedef enum {
2064 SSS_FLAG_NONE = 0x00,
2065 SSS_FLAG_PRINT_COMMAND = 0x01
2066 } scsi_sense_string_flags;
2067
2068 struct ccb_scsiio;
2069 struct cam_periph;
2070 union ccb;
2071 #ifndef _KERNEL
2072 struct cam_device;
2073 #endif
2074
2075 extern const char *scsi_sense_key_text[];
2076
2077 struct sbuf;
2078
2079 __BEGIN_DECLS
2080 void scsi_sense_desc(int sense_key, int asc, int ascq,
2081 struct scsi_inquiry_data *inq_data,
2082 const char **sense_key_desc, const char **asc_desc);
2083 scsi_sense_action scsi_error_action(struct ccb_scsiio* csio,
2084 struct scsi_inquiry_data *inq_data,
2085 u_int32_t sense_flags);
2086 const char * scsi_status_string(struct ccb_scsiio *csio);
2087
2088 void scsi_desc_iterate(struct scsi_sense_data_desc *sense, u_int sense_len,
2089 int (*iter_func)(struct scsi_sense_data_desc *sense,
2090 u_int, struct scsi_sense_desc_header *,
2091 void *), void *arg);
2092 uint8_t *scsi_find_desc(struct scsi_sense_data_desc *sense, u_int sense_len,
2093 uint8_t desc_type);
2094 void scsi_set_sense_data(struct scsi_sense_data *sense_data,
2095 scsi_sense_data_type sense_format, int current_error,
2096 int sense_key, int asc, int ascq, ...) ;
2097 void scsi_set_sense_data_va(struct scsi_sense_data *sense_data,
2098 scsi_sense_data_type sense_format,
2099 int current_error, int sense_key, int asc,
2100 int ascq, va_list ap);
2101 int scsi_get_sense_info(struct scsi_sense_data *sense_data, u_int sense_len,
2102 uint8_t info_type, uint64_t *info,
2103 int64_t *signed_info);
2104 int scsi_get_sks(struct scsi_sense_data *sense_data, u_int sense_len,
2105 uint8_t *sks);
2106 int scsi_get_block_info(struct scsi_sense_data *sense_data, u_int sense_len,
2107 struct scsi_inquiry_data *inq_data,
2108 uint8_t *block_bits);
2109 int scsi_get_stream_info(struct scsi_sense_data *sense_data, u_int sense_len,
2110 struct scsi_inquiry_data *inq_data,
2111 uint8_t *stream_bits);
2112 void scsi_info_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len,
2113 struct scsi_inquiry_data *inq_data, uint64_t info);
2114 void scsi_command_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len,
2115 struct scsi_inquiry_data *inq_data, uint64_t csi);
2116 void scsi_progress_sbuf(struct sbuf *sb, uint16_t progress);
2117 int scsi_sks_sbuf(struct sbuf *sb, int sense_key, uint8_t *sks);
2118 void scsi_fru_sbuf(struct sbuf *sb, uint64_t fru);
2119 void scsi_stream_sbuf(struct sbuf *sb, uint8_t stream_bits, uint64_t info);
2120 void scsi_block_sbuf(struct sbuf *sb, uint8_t block_bits, uint64_t info);
2121 void scsi_sense_info_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2122 u_int sense_len, uint8_t *cdb, int cdb_len,
2123 struct scsi_inquiry_data *inq_data,
2124 struct scsi_sense_desc_header *header);
2125
2126 void scsi_sense_command_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2127 u_int sense_len, uint8_t *cdb, int cdb_len,
2128 struct scsi_inquiry_data *inq_data,
2129 struct scsi_sense_desc_header *header);
2130 void scsi_sense_sks_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2131 u_int sense_len, uint8_t *cdb, int cdb_len,
2132 struct scsi_inquiry_data *inq_data,
2133 struct scsi_sense_desc_header *header);
2134 void scsi_sense_fru_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2135 u_int sense_len, uint8_t *cdb, int cdb_len,
2136 struct scsi_inquiry_data *inq_data,
2137 struct scsi_sense_desc_header *header);
2138 void scsi_sense_stream_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2139 u_int sense_len, uint8_t *cdb, int cdb_len,
2140 struct scsi_inquiry_data *inq_data,
2141 struct scsi_sense_desc_header *header);
2142 void scsi_sense_block_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2143 u_int sense_len, uint8_t *cdb, int cdb_len,
2144 struct scsi_inquiry_data *inq_data,
2145 struct scsi_sense_desc_header *header);
2146 void scsi_sense_progress_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2147 u_int sense_len, uint8_t *cdb, int cdb_len,
2148 struct scsi_inquiry_data *inq_data,
2149 struct scsi_sense_desc_header *header);
2150 void scsi_sense_generic_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2151 u_int sense_len, uint8_t *cdb, int cdb_len,
2152 struct scsi_inquiry_data *inq_data,
2153 struct scsi_sense_desc_header *header);
2154 void scsi_sense_desc_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2155 u_int sense_len, uint8_t *cdb, int cdb_len,
2156 struct scsi_inquiry_data *inq_data,
2157 struct scsi_sense_desc_header *header);
2158 scsi_sense_data_type scsi_sense_type(struct scsi_sense_data *sense_data);
2159
2160 void scsi_sense_only_sbuf(struct scsi_sense_data *sense, u_int sense_len,
2161 struct sbuf *sb, char *path_str,
2162 struct scsi_inquiry_data *inq_data, uint8_t *cdb,
2163 int cdb_len);
2164
2165 #ifdef _KERNEL
2166 int scsi_command_string(struct ccb_scsiio *csio, struct sbuf *sb);
2167 int scsi_sense_sbuf(struct ccb_scsiio *csio, struct sbuf *sb,
2168 scsi_sense_string_flags flags);
2169 char * scsi_sense_string(struct ccb_scsiio *csio,
2170 char *str, int str_len);
2171 void scsi_sense_print(struct ccb_scsiio *csio);
2172 #else /* _KERNEL */
2173 int scsi_command_string(struct cam_device *device,
2174 struct ccb_scsiio *csio, struct sbuf *sb);
2175 int scsi_sense_sbuf(struct cam_device *device,
2176 struct ccb_scsiio *csio, struct sbuf *sb,
2177 scsi_sense_string_flags flags);
2178 char * scsi_sense_string(struct cam_device *device,
2179 struct ccb_scsiio *csio,
2180 char *str, int str_len);
2181 void scsi_sense_print(struct cam_device *device,
2182 struct ccb_scsiio *csio, FILE *ofile);
2183 #endif /* _KERNEL */
2184
2185 const char * scsi_op_desc(u_int16_t opcode,
2186 struct scsi_inquiry_data *inq_data);
2187 char * scsi_cdb_string(u_int8_t *cdb_ptr, char *cdb_string,
2188 size_t len);
2189
2190 void scsi_print_inquiry(struct scsi_inquiry_data *inq_data);
2191
2192 u_int scsi_calc_syncsrate(u_int period_factor);
2193 u_int scsi_calc_syncparam(u_int period);
2194
2195 typedef int (*scsi_devid_checkfn_t)(uint8_t *);
2196 int scsi_devid_is_naa_ieee_reg(uint8_t *bufp);
2197 int scsi_devid_is_sas_target(uint8_t *bufp);
2198 uint8_t * scsi_get_devid(struct scsi_vpd_device_id *id, uint32_t len,
2199 scsi_devid_checkfn_t ck_fn);
2200
2201 void scsi_test_unit_ready(struct ccb_scsiio *csio, u_int32_t retries,
2202 void (*cbfcnp)(struct cam_periph *,
2203 union ccb *),
2204 u_int8_t tag_action,
2205 u_int8_t sense_len, u_int32_t timeout);
2206
2207 void scsi_request_sense(struct ccb_scsiio *csio, u_int32_t retries,
2208 void (*cbfcnp)(struct cam_periph *,
2209 union ccb *),
2210 void *data_ptr, u_int8_t dxfer_len,
2211 u_int8_t tag_action, u_int8_t sense_len,
2212 u_int32_t timeout);
2213
2214 void scsi_inquiry(struct ccb_scsiio *csio, u_int32_t retries,
2215 void (*cbfcnp)(struct cam_periph *, union ccb *),
2216 u_int8_t tag_action, u_int8_t *inq_buf,
2217 u_int32_t inq_len, int evpd, u_int8_t page_code,
2218 u_int8_t sense_len, u_int32_t timeout);
2219
2220 void scsi_mode_sense(struct ccb_scsiio *csio, u_int32_t retries,
2221 void (*cbfcnp)(struct cam_periph *,
2222 union ccb *),
2223 u_int8_t tag_action, int dbd,
2224 u_int8_t page_code, u_int8_t page,
2225 u_int8_t *param_buf, u_int32_t param_len,
2226 u_int8_t sense_len, u_int32_t timeout);
2227
2228 void scsi_mode_sense_len(struct ccb_scsiio *csio, u_int32_t retries,
2229 void (*cbfcnp)(struct cam_periph *,
2230 union ccb *),
2231 u_int8_t tag_action, int dbd,
2232 u_int8_t page_code, u_int8_t page,
2233 u_int8_t *param_buf, u_int32_t param_len,
2234 int minimum_cmd_size, u_int8_t sense_len,
2235 u_int32_t timeout);
2236
2237 void scsi_mode_select(struct ccb_scsiio *csio, u_int32_t retries,
2238 void (*cbfcnp)(struct cam_periph *,
2239 union ccb *),
2240 u_int8_t tag_action, int scsi_page_fmt,
2241 int save_pages, u_int8_t *param_buf,
2242 u_int32_t param_len, u_int8_t sense_len,
2243 u_int32_t timeout);
2244
2245 void scsi_mode_select_len(struct ccb_scsiio *csio, u_int32_t retries,
2246 void (*cbfcnp)(struct cam_periph *,
2247 union ccb *),
2248 u_int8_t tag_action, int scsi_page_fmt,
2249 int save_pages, u_int8_t *param_buf,
2250 u_int32_t param_len, int minimum_cmd_size,
2251 u_int8_t sense_len, u_int32_t timeout);
2252
2253 void scsi_log_sense(struct ccb_scsiio *csio, u_int32_t retries,
2254 void (*cbfcnp)(struct cam_periph *, union ccb *),
2255 u_int8_t tag_action, u_int8_t page_code,
2256 u_int8_t page, int save_pages, int ppc,
2257 u_int32_t paramptr, u_int8_t *param_buf,
2258 u_int32_t param_len, u_int8_t sense_len,
2259 u_int32_t timeout);
2260
2261 void scsi_log_select(struct ccb_scsiio *csio, u_int32_t retries,
2262 void (*cbfcnp)(struct cam_periph *,
2263 union ccb *), u_int8_t tag_action,
2264 u_int8_t page_code, int save_pages,
2265 int pc_reset, u_int8_t *param_buf,
2266 u_int32_t param_len, u_int8_t sense_len,
2267 u_int32_t timeout);
2268
2269 void scsi_prevent(struct ccb_scsiio *csio, u_int32_t retries,
2270 void (*cbfcnp)(struct cam_periph *, union ccb *),
2271 u_int8_t tag_action, u_int8_t action,
2272 u_int8_t sense_len, u_int32_t timeout);
2273
2274 void scsi_read_capacity(struct ccb_scsiio *csio, u_int32_t retries,
2275 void (*cbfcnp)(struct cam_periph *,
2276 union ccb *), u_int8_t tag_action,
2277 struct scsi_read_capacity_data *,
2278 u_int8_t sense_len, u_int32_t timeout);
2279 void scsi_read_capacity_16(struct ccb_scsiio *csio, uint32_t retries,
2280 void (*cbfcnp)(struct cam_periph *,
2281 union ccb *), uint8_t tag_action,
2282 uint64_t lba, int reladr, int pmi,
2283 struct scsi_read_capacity_data_long
2284 *rcap_buf, uint8_t sense_len,
2285 uint32_t timeout);
2286
2287 void scsi_report_luns(struct ccb_scsiio *csio, u_int32_t retries,
2288 void (*cbfcnp)(struct cam_periph *,
2289 union ccb *), u_int8_t tag_action,
2290 u_int8_t select_report,
2291 struct scsi_report_luns_data *rpl_buf,
2292 u_int32_t alloc_len, u_int8_t sense_len,
2293 u_int32_t timeout);
2294
2295 void scsi_report_target_group(struct ccb_scsiio *csio, u_int32_t retries,
2296 void (*cbfcnp)(struct cam_periph *,
2297 union ccb *), u_int8_t tag_action,
2298 u_int8_t pdf,
2299 void *buf,
2300 u_int32_t alloc_len, u_int8_t sense_len,
2301 u_int32_t timeout);
2302
2303 void scsi_set_target_group(struct ccb_scsiio *csio, u_int32_t retries,
2304 void (*cbfcnp)(struct cam_periph *,
2305 union ccb *), u_int8_t tag_action, void *buf,
2306 u_int32_t alloc_len, u_int8_t sense_len,
2307 u_int32_t timeout);
2308
2309 void scsi_synchronize_cache(struct ccb_scsiio *csio,
2310 u_int32_t retries,
2311 void (*cbfcnp)(struct cam_periph *,
2312 union ccb *), u_int8_t tag_action,
2313 u_int32_t begin_lba, u_int16_t lb_count,
2314 u_int8_t sense_len, u_int32_t timeout);
2315
2316 void scsi_receive_diagnostic_results(struct ccb_scsiio *csio, u_int32_t retries,
2317 void (*cbfcnp)(struct cam_periph *,
2318 union ccb*),
2319 uint8_t tag_action, int pcv,
2320 uint8_t page_code, uint8_t *data_ptr,
2321 uint16_t allocation_length,
2322 uint8_t sense_len, uint32_t timeout);
2323
2324 void scsi_send_diagnostic(struct ccb_scsiio *csio, u_int32_t retries,
2325 void (*cbfcnp)(struct cam_periph *, union ccb *),
2326 uint8_t tag_action, int unit_offline,
2327 int device_offline, int self_test, int page_format,
2328 int self_test_code, uint8_t *data_ptr,
2329 uint16_t param_list_length, uint8_t sense_len,
2330 uint32_t timeout);
2331
2332 void scsi_read_buffer(struct ccb_scsiio *csio, u_int32_t retries,
2333 void (*cbfcnp)(struct cam_periph *, union ccb*),
2334 uint8_t tag_action, int mode,
2335 uint8_t buffer_id, u_int32_t offset,
2336 uint8_t *data_ptr, uint32_t allocation_length,
2337 uint8_t sense_len, uint32_t timeout);
2338
2339 void scsi_write_buffer(struct ccb_scsiio *csio, u_int32_t retries,
2340 void (*cbfcnp)(struct cam_periph *, union ccb *),
2341 uint8_t tag_action, int mode,
2342 uint8_t buffer_id, u_int32_t offset,
2343 uint8_t *data_ptr, uint32_t param_list_length,
2344 uint8_t sense_len, uint32_t timeout);
2345
2346 void scsi_read_write(struct ccb_scsiio *csio, u_int32_t retries,
2347 void (*cbfcnp)(struct cam_periph *, union ccb *),
2348 u_int8_t tag_action, int readop, u_int8_t byte2,
2349 int minimum_cmd_size, u_int64_t lba,
2350 u_int32_t block_count, u_int8_t *data_ptr,
2351 u_int32_t dxfer_len, u_int8_t sense_len,
2352 u_int32_t timeout);
2353
2354 void scsi_write_same(struct ccb_scsiio *csio, u_int32_t retries,
2355 void (*cbfcnp)(struct cam_periph *, union ccb *),
2356 u_int8_t tag_action, u_int8_t byte2,
2357 int minimum_cmd_size, u_int64_t lba,
2358 u_int32_t block_count, u_int8_t *data_ptr,
2359 u_int32_t dxfer_len, u_int8_t sense_len,
2360 u_int32_t timeout);
2361
2362 void scsi_unmap(struct ccb_scsiio *csio, u_int32_t retries,
2363 void (*cbfcnp)(struct cam_periph *, union ccb *),
2364 u_int8_t tag_action, u_int8_t byte2,
2365 u_int8_t *data_ptr, u_int16_t dxfer_len,
2366 u_int8_t sense_len, u_int32_t timeout);
2367
2368 void scsi_start_stop(struct ccb_scsiio *csio, u_int32_t retries,
2369 void (*cbfcnp)(struct cam_periph *, union ccb *),
2370 u_int8_t tag_action, int start, int load_eject,
2371 int immediate, u_int8_t sense_len, u_int32_t timeout);
2372
2373 int scsi_inquiry_match(caddr_t inqbuffer, caddr_t table_entry);
2374 int scsi_static_inquiry_match(caddr_t inqbuffer,
2375 caddr_t table_entry);
2376 int scsi_devid_match(uint8_t *rhs, size_t rhs_len,
2377 uint8_t *lhs, size_t lhs_len);
2378
2379 void scsi_extract_sense(struct scsi_sense_data *sense, int *error_code,
2380 int *sense_key, int *asc, int *ascq);
2381 void scsi_extract_sense_len(struct scsi_sense_data *sense,
2382 u_int sense_len, int *error_code, int *sense_key,
2383 int *asc, int *ascq, int show_errors);
2384 int scsi_get_sense_key(struct scsi_sense_data *sense, u_int sense_len,
2385 int show_errors);
2386 int scsi_get_asc(struct scsi_sense_data *sense, u_int sense_len,
2387 int show_errors);
2388 int scsi_get_ascq(struct scsi_sense_data *sense, u_int sense_len,
2389 int show_errors);
2390 static __inline void scsi_ulto2b(u_int32_t val, u_int8_t *bytes);
2391 static __inline void scsi_ulto3b(u_int32_t val, u_int8_t *bytes);
2392 static __inline void scsi_ulto4b(u_int32_t val, u_int8_t *bytes);
2393 static __inline void scsi_u64to8b(u_int64_t val, u_int8_t *bytes);
2394 static __inline uint32_t scsi_2btoul(const uint8_t *bytes);
2395 static __inline uint32_t scsi_3btoul(const uint8_t *bytes);
2396 static __inline int32_t scsi_3btol(const uint8_t *bytes);
2397 static __inline uint32_t scsi_4btoul(const uint8_t *bytes);
2398 static __inline uint64_t scsi_8btou64(const uint8_t *bytes);
2399 static __inline void *find_mode_page_6(struct scsi_mode_header_6 *mode_header);
2400 static __inline void *find_mode_page_10(struct scsi_mode_header_10 *mode_header);
2401
2402 static __inline void
2403 scsi_ulto2b(u_int32_t val, u_int8_t *bytes)
2404 {
2405
2406 bytes[0] = (val >> 8) & 0xff;
2407 bytes[1] = val & 0xff;
2408 }
2409
2410 static __inline void
2411 scsi_ulto3b(u_int32_t val, u_int8_t *bytes)
2412 {
2413
2414 bytes[0] = (val >> 16) & 0xff;
2415 bytes[1] = (val >> 8) & 0xff;
2416 bytes[2] = val & 0xff;
2417 }
2418
2419 static __inline void
2420 scsi_ulto4b(u_int32_t val, u_int8_t *bytes)
2421 {
2422
2423 bytes[0] = (val >> 24) & 0xff;
2424 bytes[1] = (val >> 16) & 0xff;
2425 bytes[2] = (val >> 8) & 0xff;
2426 bytes[3] = val & 0xff;
2427 }
2428
2429 static __inline void
2430 scsi_u64to8b(u_int64_t val, u_int8_t *bytes)
2431 {
2432
2433 bytes[0] = (val >> 56) & 0xff;
2434 bytes[1] = (val >> 48) & 0xff;
2435 bytes[2] = (val >> 40) & 0xff;
2436 bytes[3] = (val >> 32) & 0xff;
2437 bytes[4] = (val >> 24) & 0xff;
2438 bytes[5] = (val >> 16) & 0xff;
2439 bytes[6] = (val >> 8) & 0xff;
2440 bytes[7] = val & 0xff;
2441 }
2442
2443 static __inline uint32_t
2444 scsi_2btoul(const uint8_t *bytes)
2445 {
2446 uint32_t rv;
2447
2448 rv = (bytes[0] << 8) |
2449 bytes[1];
2450 return (rv);
2451 }
2452
2453 static __inline uint32_t
2454 scsi_3btoul(const uint8_t *bytes)
2455 {
2456 uint32_t rv;
2457
2458 rv = (bytes[0] << 16) |
2459 (bytes[1] << 8) |
2460 bytes[2];
2461 return (rv);
2462 }
2463
2464 static __inline int32_t
2465 scsi_3btol(const uint8_t *bytes)
2466 {
2467 uint32_t rc = scsi_3btoul(bytes);
2468
2469 if (rc & 0x00800000)
2470 rc |= 0xff000000;
2471
2472 return (int32_t) rc;
2473 }
2474
2475 static __inline uint32_t
2476 scsi_4btoul(const uint8_t *bytes)
2477 {
2478 uint32_t rv;
2479
2480 rv = (bytes[0] << 24) |
2481 (bytes[1] << 16) |
2482 (bytes[2] << 8) |
2483 bytes[3];
2484 return (rv);
2485 }
2486
2487 static __inline uint64_t
2488 scsi_8btou64(const uint8_t *bytes)
2489 {
2490 uint64_t rv;
2491
2492 rv = (((uint64_t)bytes[0]) << 56) |
2493 (((uint64_t)bytes[1]) << 48) |
2494 (((uint64_t)bytes[2]) << 40) |
2495 (((uint64_t)bytes[3]) << 32) |
2496 (((uint64_t)bytes[4]) << 24) |
2497 (((uint64_t)bytes[5]) << 16) |
2498 (((uint64_t)bytes[6]) << 8) |
2499 bytes[7];
2500 return (rv);
2501 }
2502
2503 /*
2504 * Given the pointer to a returned mode sense buffer, return a pointer to
2505 * the start of the first mode page.
2506 */
2507 static __inline void *
2508 find_mode_page_6(struct scsi_mode_header_6 *mode_header)
2509 {
2510 void *page_start;
2511
2512 page_start = (void *)((u_int8_t *)&mode_header[1] +
2513 mode_header->blk_desc_len);
2514
2515 return(page_start);
2516 }
2517
2518 static __inline void *
2519 find_mode_page_10(struct scsi_mode_header_10 *mode_header)
2520 {
2521 void *page_start;
2522
2523 page_start = (void *)((u_int8_t *)&mode_header[1] +
2524 scsi_2btoul(mode_header->blk_desc_len));
2525
2526 return(page_start);
2527 }
2528
2529 __END_DECLS
2530
2531 #endif /*_SCSI_SCSI_ALL_H*/
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