xref: /freebsd/sys/cam/scsi/scsi_all.h (revision 884a2a699669ec61e2366e3e358342dbc94be24a)
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  * $FreeBSD$
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 
29 #ifdef _KERNEL
30 /*
31  * This is the number of seconds we wait for devices to settle after a SCSI
32  * bus reset.
33  */
34 extern int scsi_delay;
35 #endif /* _KERNEL */
36 
37 /*
38  * SCSI command format
39  */
40 
41 /*
42  * Define dome bits that are in ALL (or a lot of) scsi commands
43  */
44 #define	SCSI_CTL_LINK		0x01
45 #define	SCSI_CTL_FLAG		0x02
46 #define	SCSI_CTL_VENDOR		0xC0
47 #define	SCSI_CMD_LUN		0xA0	/* these two should not be needed */
48 #define	SCSI_CMD_LUN_SHIFT	5	/* LUN in the cmd is no longer SCSI */
49 
50 #define	SCSI_MAX_CDBLEN		16	/*
51 					 * 16 byte commands are in the
52 					 * SCSI-3 spec
53 					 */
54 #if defined(CAM_MAX_CDBLEN) && (CAM_MAX_CDBLEN < SCSI_MAX_CDBLEN)
55 #error "CAM_MAX_CDBLEN cannot be less than SCSI_MAX_CDBLEN"
56 #endif
57 
58 /* 6byte CDBs special case 0 length to be 256 */
59 #define	SCSI_CDB6_LEN(len)	((len) == 0 ? 256 : len)
60 
61 /*
62  * This type defines actions to be taken when a particular sense code is
63  * received.  Right now, these flags are only defined to take up 16 bits,
64  * but can be expanded in the future if necessary.
65  */
66 typedef enum {
67 	SS_NOP      = 0x000000,	/* Do nothing */
68 	SS_RETRY    = 0x010000,	/* Retry the command */
69 	SS_FAIL     = 0x020000,	/* Bail out */
70 	SS_START    = 0x030000,	/* Send a Start Unit command to the device,
71 				 * then retry the original command.
72 				 */
73 	SS_TUR      = 0x040000,	/* Send a Test Unit Ready command to the
74 				 * device, then retry the original command.
75 				 */
76 	SS_REQSENSE = 0x050000,	/* Send a RequestSense command to the
77 				 * device, then retry the original command.
78 				 */
79 	SS_MASK     = 0xff0000
80 } scsi_sense_action;
81 
82 typedef enum {
83 	SSQ_NONE		= 0x0000,
84 	SSQ_DECREMENT_COUNT	= 0x0100,  /* Decrement the retry count */
85 	SSQ_MANY		= 0x0200,  /* send lots of recovery commands */
86 	SSQ_RANGE		= 0x0400,  /*
87 					    * This table entry represents the
88 					    * end of a range of ASCQs that
89 					    * have identical error actions
90 					    * and text.
91 					    */
92 	SSQ_PRINT_SENSE		= 0x0800,
93 	SSQ_MASK		= 0xff00
94 } scsi_sense_action_qualifier;
95 
96 /* Mask for error status values */
97 #define	SS_ERRMASK	0xff
98 
99 /* The default, retyable, error action */
100 #define	SS_RDEF		SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE|EIO
101 
102 /* The retyable, error action, with table specified error code */
103 #define	SS_RET		SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE
104 
105 /* Fatal error action, with table specified error code */
106 #define	SS_FATAL	SS_FAIL|SSQ_PRINT_SENSE
107 
108 struct scsi_generic
109 {
110 	u_int8_t opcode;
111 	u_int8_t bytes[11];
112 };
113 
114 struct scsi_request_sense
115 {
116 	u_int8_t opcode;
117 	u_int8_t byte2;
118 	u_int8_t unused[2];
119 	u_int8_t length;
120 	u_int8_t control;
121 };
122 
123 struct scsi_test_unit_ready
124 {
125 	u_int8_t opcode;
126 	u_int8_t byte2;
127 	u_int8_t unused[3];
128 	u_int8_t control;
129 };
130 
131 struct scsi_send_diag
132 {
133 	u_int8_t opcode;
134 	u_int8_t byte2;
135 #define	SSD_UOL		0x01
136 #define	SSD_DOL		0x02
137 #define	SSD_SELFTEST	0x04
138 #define	SSD_PF		0x10
139 	u_int8_t unused[1];
140 	u_int8_t paramlen[2];
141 	u_int8_t control;
142 };
143 
144 struct scsi_sense
145 {
146 	u_int8_t opcode;
147 	u_int8_t byte2;
148 	u_int8_t unused[2];
149 	u_int8_t length;
150 	u_int8_t control;
151 };
152 
153 struct scsi_inquiry
154 {
155 	u_int8_t opcode;
156 	u_int8_t byte2;
157 #define	SI_EVPD 0x01
158 	u_int8_t page_code;
159 	u_int8_t reserved;
160 	u_int8_t length;
161 	u_int8_t control;
162 };
163 
164 struct scsi_mode_sense_6
165 {
166 	u_int8_t opcode;
167 	u_int8_t byte2;
168 #define	SMS_DBD				0x08
169 	u_int8_t page;
170 #define	SMS_PAGE_CODE 			0x3F
171 #define	SMS_VENDOR_SPECIFIC_PAGE	0x00
172 #define	SMS_DISCONNECT_RECONNECT_PAGE	0x02
173 #define	SMS_FORMAT_DEVICE_PAGE		0x03
174 #define	SMS_GEOMETRY_PAGE		0x04
175 #define	SMS_CACHE_PAGE			0x08
176 #define	SMS_PERIPHERAL_DEVICE_PAGE	0x09
177 #define	SMS_CONTROL_MODE_PAGE		0x0A
178 #define	SMS_PROTO_SPECIFIC_PAGE		0x19
179 #define	SMS_INFO_EXCEPTIONS_PAGE	0x1C
180 #define	SMS_ALL_PAGES_PAGE		0x3F
181 #define	SMS_PAGE_CTRL_MASK		0xC0
182 #define	SMS_PAGE_CTRL_CURRENT 		0x00
183 #define	SMS_PAGE_CTRL_CHANGEABLE 	0x40
184 #define	SMS_PAGE_CTRL_DEFAULT 		0x80
185 #define	SMS_PAGE_CTRL_SAVED 		0xC0
186 	u_int8_t unused;
187 	u_int8_t length;
188 	u_int8_t control;
189 };
190 
191 struct scsi_mode_sense_10
192 {
193 	u_int8_t opcode;
194 	u_int8_t byte2;		/* same bits as small version */
195 	u_int8_t page; 		/* same bits as small version */
196 	u_int8_t unused[4];
197 	u_int8_t length[2];
198 	u_int8_t control;
199 };
200 
201 struct scsi_mode_select_6
202 {
203 	u_int8_t opcode;
204 	u_int8_t byte2;
205 #define	SMS_SP	0x01
206 #define	SMS_PF	0x10
207 	u_int8_t unused[2];
208 	u_int8_t length;
209 	u_int8_t control;
210 };
211 
212 struct scsi_mode_select_10
213 {
214 	u_int8_t opcode;
215 	u_int8_t byte2;		/* same bits as small version */
216 	u_int8_t unused[5];
217 	u_int8_t length[2];
218 	u_int8_t control;
219 };
220 
221 /*
222  * When sending a mode select to a tape drive, the medium type must be 0.
223  */
224 struct scsi_mode_hdr_6
225 {
226 	u_int8_t datalen;
227 	u_int8_t medium_type;
228 	u_int8_t dev_specific;
229 	u_int8_t block_descr_len;
230 };
231 
232 struct scsi_mode_hdr_10
233 {
234 	u_int8_t datalen[2];
235 	u_int8_t medium_type;
236 	u_int8_t dev_specific;
237 	u_int8_t reserved[2];
238 	u_int8_t block_descr_len[2];
239 };
240 
241 struct scsi_mode_block_descr
242 {
243 	u_int8_t density_code;
244 	u_int8_t num_blocks[3];
245 	u_int8_t reserved;
246 	u_int8_t block_len[3];
247 };
248 
249 struct scsi_log_sense
250 {
251 	u_int8_t opcode;
252 	u_int8_t byte2;
253 #define	SLS_SP				0x01
254 #define	SLS_PPC				0x02
255 	u_int8_t page;
256 #define	SLS_PAGE_CODE 			0x3F
257 #define	SLS_ALL_PAGES_PAGE		0x00
258 #define	SLS_OVERRUN_PAGE		0x01
259 #define	SLS_ERROR_WRITE_PAGE		0x02
260 #define	SLS_ERROR_READ_PAGE		0x03
261 #define	SLS_ERROR_READREVERSE_PAGE	0x04
262 #define	SLS_ERROR_VERIFY_PAGE		0x05
263 #define	SLS_ERROR_NONMEDIUM_PAGE	0x06
264 #define	SLS_ERROR_LASTN_PAGE		0x07
265 #define	SLS_SELF_TEST_PAGE		0x10
266 #define	SLS_IE_PAGE			0x2f
267 #define	SLS_PAGE_CTRL_MASK		0xC0
268 #define	SLS_PAGE_CTRL_THRESHOLD		0x00
269 #define	SLS_PAGE_CTRL_CUMULATIVE	0x40
270 #define	SLS_PAGE_CTRL_THRESH_DEFAULT	0x80
271 #define	SLS_PAGE_CTRL_CUMUL_DEFAULT	0xC0
272 	u_int8_t reserved[2];
273 	u_int8_t paramptr[2];
274 	u_int8_t length[2];
275 	u_int8_t control;
276 };
277 
278 struct scsi_log_select
279 {
280 	u_int8_t opcode;
281 	u_int8_t byte2;
282 /*	SLS_SP				0x01 */
283 #define	SLS_PCR				0x02
284 	u_int8_t page;
285 /*	SLS_PAGE_CTRL_MASK		0xC0 */
286 /*	SLS_PAGE_CTRL_THRESHOLD		0x00 */
287 /*	SLS_PAGE_CTRL_CUMULATIVE	0x40 */
288 /*	SLS_PAGE_CTRL_THRESH_DEFAULT	0x80 */
289 /*	SLS_PAGE_CTRL_CUMUL_DEFAULT	0xC0 */
290 	u_int8_t reserved[4];
291 	u_int8_t length[2];
292 	u_int8_t control;
293 };
294 
295 struct scsi_log_header
296 {
297 	u_int8_t page;
298 	u_int8_t reserved;
299 	u_int8_t datalen[2];
300 };
301 
302 struct scsi_log_param_header {
303 	u_int8_t param_code[2];
304 	u_int8_t param_control;
305 #define	SLP_LP				0x01
306 #define	SLP_LBIN			0x02
307 #define	SLP_TMC_MASK			0x0C
308 #define	SLP_TMC_ALWAYS			0x00
309 #define	SLP_TMC_EQUAL			0x04
310 #define	SLP_TMC_NOTEQUAL		0x08
311 #define	SLP_TMC_GREATER			0x0C
312 #define	SLP_ETC				0x10
313 #define	SLP_TSD				0x20
314 #define	SLP_DS				0x40
315 #define	SLP_DU				0x80
316 	u_int8_t param_len;
317 };
318 
319 struct scsi_control_page {
320 	u_int8_t page_code;
321 	u_int8_t page_length;
322 	u_int8_t rlec;
323 #define	SCB_RLEC			0x01	/*Report Log Exception Cond*/
324 	u_int8_t queue_flags;
325 #define	SCP_QUEUE_ALG_MASK		0xF0
326 #define	SCP_QUEUE_ALG_RESTRICTED	0x00
327 #define	SCP_QUEUE_ALG_UNRESTRICTED	0x10
328 #define	SCP_QUEUE_ERR			0x02	/*Queued I/O aborted for CACs*/
329 #define	SCP_QUEUE_DQUE			0x01	/*Queued I/O disabled*/
330 	u_int8_t eca_and_aen;
331 #define	SCP_EECA			0x80	/*Enable Extended CA*/
332 #define	SCP_RAENP			0x04	/*Ready AEN Permission*/
333 #define	SCP_UAAENP			0x02	/*UA AEN Permission*/
334 #define	SCP_EAENP			0x01	/*Error AEN Permission*/
335 	u_int8_t reserved;
336 	u_int8_t aen_holdoff_period[2];
337 };
338 
339 struct scsi_cache_page {
340 	u_int8_t page_code;
341 #define	SCHP_PAGE_SAVABLE		0x80	/* Page is savable */
342 	u_int8_t page_length;
343 	u_int8_t cache_flags;
344 #define	SCHP_FLAGS_WCE			0x04	/* Write Cache Enable */
345 #define	SCHP_FLAGS_MF			0x02	/* Multiplication factor */
346 #define	SCHP_FLAGS_RCD			0x01	/* Read Cache Disable */
347 	u_int8_t rw_cache_policy;
348 	u_int8_t dis_prefetch[2];
349 	u_int8_t min_prefetch[2];
350 	u_int8_t max_prefetch[2];
351 	u_int8_t max_prefetch_ceil[2];
352 };
353 
354 struct scsi_info_exceptions_page {
355 	u_int8_t page_code;
356 #define	SIEP_PAGE_SAVABLE		0x80	/* Page is savable */
357 	u_int8_t page_length;
358 	u_int8_t info_flags;
359 #define	SIEP_FLAGS_PERF			0x80
360 #define	SIEP_FLAGS_EBF			0x20
361 #define	SIEP_FLAGS_EWASC		0x10
362 #define	SIEP_FLAGS_DEXCPT		0x08
363 #define	SIEP_FLAGS_TEST			0x04
364 #define	SIEP_FLAGS_EBACKERR		0x02
365 #define	SIEP_FLAGS_LOGERR		0x01
366 	u_int8_t mrie;
367 	u_int8_t interval_timer[4];
368 	u_int8_t report_count[4];
369 };
370 
371 struct scsi_proto_specific_page {
372 	u_int8_t page_code;
373 #define	SPSP_PAGE_SAVABLE		0x80	/* Page is savable */
374 	u_int8_t page_length;
375 	u_int8_t protocol;
376 #define	SPSP_PROTO_FC			0x00
377 #define	SPSP_PROTO_SPI			0x01
378 #define	SPSP_PROTO_SSA			0x02
379 #define	SPSP_PROTO_1394			0x03
380 #define	SPSP_PROTO_RDMA			0x04
381 #define	SPSP_PROTO_ISCSI		0x05
382 #define	SPSP_PROTO_SAS			0x06
383 #define	SPSP_PROTO_ADT			0x07
384 #define	SPSP_PROTO_ATA			0x08
385 #define	SPSP_PROTO_NONE			0x0f
386 };
387 
388 struct scsi_reserve
389 {
390 	u_int8_t opcode;
391 	u_int8_t byte2;
392 	u_int8_t unused[2];
393 	u_int8_t length;
394 	u_int8_t control;
395 };
396 
397 struct scsi_release
398 {
399 	u_int8_t opcode;
400 	u_int8_t byte2;
401 	u_int8_t unused[2];
402 	u_int8_t length;
403 	u_int8_t control;
404 };
405 
406 struct scsi_prevent
407 {
408 	u_int8_t opcode;
409 	u_int8_t byte2;
410 	u_int8_t unused[2];
411 	u_int8_t how;
412 	u_int8_t control;
413 };
414 #define	PR_PREVENT 0x01
415 #define	PR_ALLOW   0x00
416 
417 struct scsi_sync_cache
418 {
419 	u_int8_t opcode;
420 	u_int8_t byte2;
421 	u_int8_t begin_lba[4];
422 	u_int8_t reserved;
423 	u_int8_t lb_count[2];
424 	u_int8_t control;
425 };
426 
427 
428 struct scsi_changedef
429 {
430 	u_int8_t opcode;
431 	u_int8_t byte2;
432 	u_int8_t unused1;
433 	u_int8_t how;
434 	u_int8_t unused[4];
435 	u_int8_t datalen;
436 	u_int8_t control;
437 };
438 
439 struct scsi_read_buffer
440 {
441 	u_int8_t opcode;
442 	u_int8_t byte2;
443 #define	RWB_MODE		0x07
444 #define	RWB_MODE_HDR_DATA	0x00
445 #define	RWB_MODE_DATA		0x02
446 #define	RWB_MODE_DOWNLOAD	0x04
447 #define	RWB_MODE_DOWNLOAD_SAVE	0x05
448         u_int8_t buffer_id;
449         u_int8_t offset[3];
450         u_int8_t length[3];
451         u_int8_t control;
452 };
453 
454 struct scsi_write_buffer
455 {
456 	u_int8_t opcode;
457 	u_int8_t byte2;
458 	u_int8_t buffer_id;
459 	u_int8_t offset[3];
460 	u_int8_t length[3];
461 	u_int8_t control;
462 };
463 
464 struct scsi_rw_6
465 {
466 	u_int8_t opcode;
467 	u_int8_t addr[3];
468 /* only 5 bits are valid in the MSB address byte */
469 #define	SRW_TOPADDR	0x1F
470 	u_int8_t length;
471 	u_int8_t control;
472 };
473 
474 struct scsi_rw_10
475 {
476 	u_int8_t opcode;
477 #define	SRW10_RELADDR	0x01
478 /* EBP defined for WRITE(10) only */
479 #define	SRW10_EBP	0x04
480 #define	SRW10_FUA	0x08
481 #define	SRW10_DPO	0x10
482 	u_int8_t byte2;
483 	u_int8_t addr[4];
484 	u_int8_t reserved;
485 	u_int8_t length[2];
486 	u_int8_t control;
487 };
488 
489 struct scsi_rw_12
490 {
491 	u_int8_t opcode;
492 #define	SRW12_RELADDR	0x01
493 #define	SRW12_FUA	0x08
494 #define	SRW12_DPO	0x10
495 	u_int8_t byte2;
496 	u_int8_t addr[4];
497 	u_int8_t length[4];
498 	u_int8_t reserved;
499 	u_int8_t control;
500 };
501 
502 struct scsi_rw_16
503 {
504 	u_int8_t opcode;
505 #define	SRW16_RELADDR	0x01
506 #define	SRW16_FUA	0x08
507 #define	SRW16_DPO	0x10
508 	u_int8_t byte2;
509 	u_int8_t addr[8];
510 	u_int8_t length[4];
511 	u_int8_t reserved;
512 	u_int8_t control;
513 };
514 
515 struct scsi_start_stop_unit
516 {
517 	u_int8_t opcode;
518 	u_int8_t byte2;
519 #define	SSS_IMMED		0x01
520 	u_int8_t reserved[2];
521 	u_int8_t how;
522 #define	SSS_START		0x01
523 #define	SSS_LOEJ		0x02
524 	u_int8_t control;
525 };
526 
527 struct ata_pass_12 {
528 	u_int8_t opcode;
529 	u_int8_t protocol;
530 #define	AP_MULTI	0xe0
531 	u_int8_t flags;
532 #define	AP_T_LEN	0x03
533 #define	AP_BB		0x04
534 #define	AP_T_DIR	0x08
535 #define	AP_CK_COND	0x20
536 #define	AP_OFFLINE	0x60
537 	u_int8_t features;
538 	u_int8_t sector_count;
539 	u_int8_t lba_low;
540 	u_int8_t lba_mid;
541 	u_int8_t lba_high;
542 	u_int8_t device;
543 	u_int8_t command;
544 	u_int8_t reserved;
545 	u_int8_t control;
546 };
547 
548 struct ata_pass_16 {
549 	u_int8_t opcode;
550 	u_int8_t protocol;
551 #define	AP_EXTEND	0x01
552 	u_int8_t flags;
553 	u_int8_t features_ext;
554 	u_int8_t features;
555 	u_int8_t sector_count_ext;
556 	u_int8_t sector_count;
557 	u_int8_t lba_low_ext;
558 	u_int8_t lba_low;
559 	u_int8_t lba_mid_ext;
560 	u_int8_t lba_mid;
561 	u_int8_t lba_high_ext;
562 	u_int8_t lba_high;
563 	u_int8_t device;
564 	u_int8_t command;
565 	u_int8_t control;
566 };
567 
568 #define	SC_SCSI_1 0x01
569 #define	SC_SCSI_2 0x03
570 
571 /*
572  * Opcodes
573  */
574 
575 #define	TEST_UNIT_READY		0x00
576 #define	REQUEST_SENSE		0x03
577 #define	READ_6			0x08
578 #define	WRITE_6			0x0A
579 #define	INQUIRY			0x12
580 #define	MODE_SELECT_6		0x15
581 #define	MODE_SENSE_6		0x1A
582 #define	START_STOP_UNIT		0x1B
583 #define	START_STOP		0x1B
584 #define	RESERVE      		0x16
585 #define	RELEASE      		0x17
586 #define	RECEIVE_DIAGNOSTIC	0x1C
587 #define	SEND_DIAGNOSTIC		0x1D
588 #define	PREVENT_ALLOW		0x1E
589 #define	READ_CAPACITY		0x25
590 #define	READ_10			0x28
591 #define	WRITE_10		0x2A
592 #define	POSITION_TO_ELEMENT	0x2B
593 #define	SYNCHRONIZE_CACHE	0x35
594 #define	READ_DEFECT_DATA_10	0x37
595 #define	WRITE_BUFFER            0x3B
596 #define	READ_BUFFER             0x3C
597 #define	CHANGE_DEFINITION	0x40
598 #define	LOG_SELECT		0x4C
599 #define	LOG_SENSE		0x4D
600 #define	MODE_SELECT_10		0x55
601 #define	MODE_SENSE_10		0x5A
602 #define	ATA_PASS_16		0x85
603 #define	READ_16			0x88
604 #define	WRITE_16		0x8A
605 #define	SERVICE_ACTION_IN	0x9E
606 #define	REPORT_LUNS		0xA0
607 #define	ATA_PASS_12		0xA1
608 #define	MAINTENANCE_IN		0xA3
609 #define	MAINTENANCE_OUT		0xA4
610 #define	MOVE_MEDIUM     	0xA5
611 #define	READ_12			0xA8
612 #define	WRITE_12		0xAA
613 #define	READ_ELEMENT_STATUS	0xB8
614 
615 /* Maintenance In Service Action Codes */
616 #define	REPORT_IDENTIFYING_INFRMATION		0x05
617 #define	REPORT_TARGET_PORT_GROUPS		0x0A
618 #define	REPORT_ALIASES				0x0B
619 #define	REPORT_SUPPORTED_OPERATION_CODES	0x0C
620 #define	REPORT_SUPPORTED_TASK_MANAGEMENT_FUNCTIONS	0x0D
621 #define	REPORT_PRIORITY				0x0E
622 #define	REPORT_TIMESTAMP			0x0F
623 #define	MANAGEMENT_PROTOCOL_IN			0x10
624 /* Maintenance Out Service Action Codes */
625 #define	SET_IDENTIFY_INFORMATION		0x06
626 #define	SET_TARGET_PORT_GROUPS			0x0A
627 #define	CHANGE_ALIASES				0x0B
628 #define	SET_PRIORITY				0x0E
629 #define	SET_TIMESTAMP				0x0F
630 #define	MANGAEMENT_PROTOCOL_OUT			0x10
631 
632 /*
633  * Device Types
634  */
635 #define	T_DIRECT	0x00
636 #define	T_SEQUENTIAL	0x01
637 #define	T_PRINTER	0x02
638 #define	T_PROCESSOR	0x03
639 #define	T_WORM		0x04
640 #define	T_CDROM		0x05
641 #define	T_SCANNER	0x06
642 #define	T_OPTICAL 	0x07
643 #define	T_CHANGER	0x08
644 #define	T_COMM		0x09
645 #define	T_ASC0		0x0a
646 #define	T_ASC1		0x0b
647 #define	T_STORARRAY	0x0c
648 #define	T_ENCLOSURE	0x0d
649 #define	T_RBC		0x0e
650 #define	T_OCRW		0x0f
651 #define	T_OSD		0x11
652 #define	T_ADC		0x12
653 #define	T_NODEVICE	0x1f
654 #define	T_ANY		0xff	/* Used in Quirk table matches */
655 
656 #define	T_REMOV		1
657 #define	T_FIXED		0
658 
659 /*
660  * This length is the initial inquiry length used by the probe code, as
661  * well as the legnth necessary for scsi_print_inquiry() to function
662  * correctly.  If either use requires a different length in the future,
663  * the two values should be de-coupled.
664  */
665 #define	SHORT_INQUIRY_LENGTH	36
666 
667 struct scsi_inquiry_data
668 {
669 	u_int8_t device;
670 #define	SID_TYPE(inq_data) ((inq_data)->device & 0x1f)
671 #define	SID_QUAL(inq_data) (((inq_data)->device & 0xE0) >> 5)
672 #define	SID_QUAL_LU_CONNECTED	0x00	/*
673 					 * The specified peripheral device
674 					 * type is currently connected to
675 					 * logical unit.  If the target cannot
676 					 * determine whether or not a physical
677 					 * device is currently connected, it
678 					 * shall also use this peripheral
679 					 * qualifier when returning the INQUIRY
680 					 * data.  This peripheral qualifier
681 					 * does not mean that the device is
682 					 * ready for access by the initiator.
683 					 */
684 #define	SID_QUAL_LU_OFFLINE	0x01	/*
685 					 * The target is capable of supporting
686 					 * the specified peripheral device type
687 					 * on this logical unit; however, the
688 					 * physical device is not currently
689 					 * connected to this logical unit.
690 					 */
691 #define	SID_QUAL_RSVD		0x02
692 #define	SID_QUAL_BAD_LU		0x03	/*
693 					 * The target is not capable of
694 					 * supporting a physical device on
695 					 * this logical unit. For this
696 					 * peripheral qualifier the peripheral
697 					 * device type shall be set to 1Fh to
698 					 * provide compatibility with previous
699 					 * versions of SCSI. All other
700 					 * peripheral device type values are
701 					 * reserved for this peripheral
702 					 * qualifier.
703 					 */
704 #define	SID_QUAL_IS_VENDOR_UNIQUE(inq_data) ((SID_QUAL(inq_data) & 0x08) != 0)
705 	u_int8_t dev_qual2;
706 #define	SID_QUAL2	0x7F
707 #define	SID_IS_REMOVABLE(inq_data) (((inq_data)->dev_qual2 & 0x80) != 0)
708 	u_int8_t version;
709 #define	SID_ANSI_REV(inq_data) ((inq_data)->version & 0x07)
710 #define		SCSI_REV_0		0
711 #define		SCSI_REV_CCS		1
712 #define		SCSI_REV_2		2
713 #define		SCSI_REV_SPC		3
714 #define		SCSI_REV_SPC2		4
715 #define		SCSI_REV_SPC3		5
716 #define		SCSI_REV_SPC4		6
717 
718 #define	SID_ECMA	0x38
719 #define	SID_ISO		0xC0
720 	u_int8_t response_format;
721 #define	SID_AENC	0x80
722 #define	SID_TrmIOP	0x40
723 	u_int8_t additional_length;
724 #define	SID_ADDITIONAL_LENGTH(iqd)					\
725 	((iqd)->additional_length +					\
726 	offsetof(struct scsi_inquiry_data, additional_length) + 1)
727 	u_int8_t spc3_flags;
728 #define	SPC3_SID_PROTECT	0x01
729 #define	SPC3_SID_3PC		0x08
730 #define	SPC3_SID_TPGS_MASK	0x30
731 #define	SPC3_SID_TPGS_IMPLICIT	0x10
732 #define	SPC3_SID_TPGS_EXPLICIT	0x20
733 #define	SPC3_SID_ACC		0x40
734 #define	SPC3_SID_SCCS		0x80
735 	u_int8_t spc2_flags;
736 #define	SPC2_SID_MChngr 	0x08
737 #define	SPC2_SID_MultiP 	0x10
738 #define	SPC2_SID_EncServ	0x40
739 #define	SPC2_SID_BQueue		0x80
740 
741 #define	INQ_DATA_TQ_ENABLED(iqd)				\
742     ((SID_ANSI_REV(iqd) < SCSI_REV_SPC2)? ((iqd)->flags & SID_CmdQue) :	\
743     (((iqd)->flags & SID_CmdQue) && !((iqd)->spc2_flags & SPC2_SID_BQueue)) || \
744     (!((iqd)->flags & SID_CmdQue) && ((iqd)->spc2_flags & SPC2_SID_BQueue)))
745 
746 	u_int8_t flags;
747 #define	SID_SftRe	0x01
748 #define	SID_CmdQue	0x02
749 #define	SID_Linked	0x08
750 #define	SID_Sync	0x10
751 #define	SID_WBus16	0x20
752 #define	SID_WBus32	0x40
753 #define	SID_RelAdr	0x80
754 #define	SID_VENDOR_SIZE   8
755 	char	 vendor[SID_VENDOR_SIZE];
756 #define	SID_PRODUCT_SIZE  16
757 	char	 product[SID_PRODUCT_SIZE];
758 #define	SID_REVISION_SIZE 4
759 	char	 revision[SID_REVISION_SIZE];
760 	/*
761 	 * The following fields were taken from SCSI Primary Commands - 2
762 	 * (SPC-2) Revision 14, Dated 11 November 1999
763 	 */
764 #define	SID_VENDOR_SPECIFIC_0_SIZE	20
765 	u_int8_t vendor_specific0[SID_VENDOR_SPECIFIC_0_SIZE];
766 	/*
767 	 * An extension of SCSI Parallel Specific Values
768 	 */
769 #define	SID_SPI_IUS		0x01
770 #define	SID_SPI_QAS		0x02
771 #define	SID_SPI_CLOCK_ST	0x00
772 #define	SID_SPI_CLOCK_DT	0x04
773 #define	SID_SPI_CLOCK_DT_ST	0x0C
774 #define	SID_SPI_MASK		0x0F
775 	u_int8_t spi3data;
776 	u_int8_t reserved2;
777 	/*
778 	 * Version Descriptors, stored 2 byte values.
779 	 */
780 	u_int8_t version1[2];
781 	u_int8_t version2[2];
782 	u_int8_t version3[2];
783 	u_int8_t version4[2];
784 	u_int8_t version5[2];
785 	u_int8_t version6[2];
786 	u_int8_t version7[2];
787 	u_int8_t version8[2];
788 
789 	u_int8_t reserved3[22];
790 
791 #define	SID_VENDOR_SPECIFIC_1_SIZE	160
792 	u_int8_t vendor_specific1[SID_VENDOR_SPECIFIC_1_SIZE];
793 };
794 
795 struct scsi_vpd_supported_page_list
796 {
797 	u_int8_t device;
798 	u_int8_t page_code;
799 #define	SVPD_SUPPORTED_PAGE_LIST	0x00
800 #define	SVPD_SUPPORTED_PAGES_HDR_LEN	4
801 	u_int8_t reserved;
802 	u_int8_t length;	/* number of VPD entries */
803 #define	SVPD_SUPPORTED_PAGES_SIZE	251
804 	u_int8_t list[SVPD_SUPPORTED_PAGES_SIZE];
805 };
806 
807 /*
808  * This structure is more suited to target operation, because the
809  * number of supported pages is left to the user to allocate.
810  */
811 struct scsi_vpd_supported_pages
812 {
813 	u_int8_t device;
814 	u_int8_t page_code;
815 	u_int8_t reserved;
816 #define	SVPD_SUPPORTED_PAGES	0x00
817 	u_int8_t length;
818 	u_int8_t page_list[0];
819 };
820 
821 
822 struct scsi_vpd_unit_serial_number
823 {
824 	u_int8_t device;
825 	u_int8_t page_code;
826 #define	SVPD_UNIT_SERIAL_NUMBER	0x80
827 	u_int8_t reserved;
828 	u_int8_t length; /* serial number length */
829 #define	SVPD_SERIAL_NUM_SIZE 251
830 	u_int8_t serial_num[SVPD_SERIAL_NUM_SIZE];
831 };
832 
833 struct scsi_vpd_device_id
834 {
835 	u_int8_t device;
836 	u_int8_t page_code;
837 #define	SVPD_DEVICE_ID			0x83
838 #define	SVPD_DEVICE_ID_MAX_SIZE		0xffff
839 #define	SVPD_DEVICE_ID_HDR_LEN		4
840 #define	SVPD_DEVICE_ID_DESC_HDR_LEN	4
841 	u_int8_t length[2];
842 	u_int8_t desc_list[0];
843 };
844 
845 struct scsi_vpd_id_descriptor
846 {
847 	u_int8_t	proto_codeset;
848 #define	SCSI_PROTO_FC		0x00
849 #define	SCSI_PROTO_SPI		0x01
850 #define	SCSI_PROTO_SSA		0x02
851 #define	SCSI_PROTO_1394		0x03
852 #define	SCSI_PROTO_RDMA		0x04
853 #define SCSI_PROTO_iSCSI	0x05
854 #define	SCSI_PROTO_SAS		0x06
855 #define	SVPD_ID_PROTO_SHIFT	4
856 #define	SVPD_ID_CODESET_BINARY	0x01
857 #define	SVPD_ID_CODESET_ASCII	0x02
858 	u_int8_t	id_type;
859 #define	SVPD_ID_PIV		0x80
860 #define	SVPD_ID_ASSOC_LUN	0x00
861 #define	SVPD_ID_ASSOC_PORT	0x10
862 #define	SVPD_ID_ASSOC_TARGET	0x20
863 #define	SVPD_ID_TYPE_VENDOR	0x00
864 #define	SVPD_ID_TYPE_T10	0x01
865 #define	SVPD_ID_TYPE_EUI64	0x02
866 #define	SVPD_ID_TYPE_NAA	0x03
867 #define	SVPD_ID_TYPE_RELTARG	0x04
868 #define	SVPD_ID_TYPE_TPORTGRP	0x05
869 #define	SVPD_ID_TYPE_LUNGRP	0x06
870 #define	SVPD_ID_TYPE_MD5_LUN_ID	0x07
871 #define	SVPD_ID_TYPE_SCSI_NAME	0x08
872 #define	SVPD_ID_TYPE_MASK	0x0f
873 	u_int8_t	reserved;
874 	u_int8_t	length;
875 	u_int8_t	identifier[0];
876 };
877 
878 struct scsi_vpd_id_t10
879 {
880 	u_int8_t	vendor[8];
881 	u_int8_t	vendor_spec_id[0];
882 };
883 
884 struct scsi_vpd_id_eui64
885 {
886 	u_int8_t	ieee_company_id[3];
887 	u_int8_t	extension_id[5];
888 };
889 
890 struct scsi_vpd_id_naa_basic
891 {
892 	uint8_t naa;
893 	/* big endian, packed:
894 	uint8_t	naa : 4;
895 	uint8_t naa_desig : 4;
896 	*/
897 #define	SVPD_ID_NAA_IEEE_EXT		0x02
898 #define	SVPD_ID_NAA_LOCAL_REG		0x03
899 #define	SVPD_ID_NAA_IEEE_REG		0x05
900 #define	SVPD_ID_NAA_IEEE_REG_EXT	0x06
901 	uint8_t	naa_data[0];
902 };
903 
904 struct scsi_vpd_id_naa_ieee_extended_id
905 {
906 	uint8_t naa;
907 	uint8_t vendor_specific_id_a;
908 	uint8_t ieee_company_id[3];
909 	uint8_t vendor_specific_id_b[4];
910 };
911 
912 struct scsi_vpd_id_naa_local_reg
913 {
914 	uint8_t naa;
915 	uint8_t local_value[7];
916 };
917 
918 struct scsi_vpd_id_naa_ieee_reg
919 {
920 	uint8_t naa;
921 	uint8_t reg_value[7];
922 	/* big endian, packed:
923 	uint8_t naa_basic : 4;
924 	uint8_t ieee_company_id_0 : 4;
925 	uint8_t ieee_company_id_1[2];
926 	uint8_t ieee_company_id_2 : 4;
927 	uint8_t vendor_specific_id_0 : 4;
928 	uint8_t vendor_specific_id_1[4];
929 	*/
930 };
931 
932 struct scsi_vpd_id_naa_ieee_reg_extended
933 {
934 	uint8_t naa;
935 	uint8_t reg_value[15];
936 	/* big endian, packed:
937 	uint8_t naa_basic : 4;
938 	uint8_t ieee_company_id_0 : 4;
939 	uint8_t ieee_company_id_1[2];
940 	uint8_t ieee_company_id_2 : 4;
941 	uint8_t vendor_specific_id_0 : 4;
942 	uint8_t vendor_specific_id_1[4];
943 	uint8_t vendor_specific_id_ext[8];
944 	*/
945 };
946 
947 struct scsi_vpd_id_rel_trgt_port_id
948 {
949 	uint8_t obsolete[2];
950 	uint8_t rel_trgt_port_id[2];
951 };
952 
953 struct scsi_vpd_id_trgt_port_grp_id
954 {
955 	uint8_t reserved[2];
956 	uint8_t trgt_port_grp[2];
957 };
958 
959 struct scsi_vpd_id_lun_grp_id
960 {
961 	uint8_t reserved[2];
962 	uint8_t log_unit_grp[2];
963 };
964 
965 struct scsi_vpd_id_md5_lun_id
966 {
967 	uint8_t lun_id[16];
968 };
969 
970 struct scsi_vpd_id_scsi_name
971 {
972 	uint8_t name_string[256];
973 };
974 
975 struct scsi_read_capacity
976 {
977 	u_int8_t opcode;
978 	u_int8_t byte2;
979 	u_int8_t addr[4];
980 	u_int8_t unused[3];
981 	u_int8_t control;
982 };
983 
984 struct scsi_read_capacity_16
985 {
986 	uint8_t opcode;
987 #define	SRC16_SERVICE_ACTION	0x10
988 	uint8_t service_action;
989 	uint8_t addr[8];
990 	uint8_t alloc_len[4];
991 #define	SRC16_PMI		0x01
992 #define	SRC16_RELADR		0x02
993 	uint8_t reladr;
994 	uint8_t control;
995 };
996 
997 struct scsi_read_capacity_data
998 {
999 	u_int8_t addr[4];
1000 	u_int8_t length[4];
1001 };
1002 
1003 struct scsi_read_capacity_data_long
1004 {
1005 	uint8_t addr[8];
1006 	uint8_t length[4];
1007 };
1008 
1009 struct scsi_report_luns
1010 {
1011 	uint8_t opcode;
1012 	uint8_t reserved1;
1013 #define	RPL_REPORT_DEFAULT	0x00
1014 #define	RPL_REPORT_WELLKNOWN	0x01
1015 #define	RPL_REPORT_ALL		0x02
1016 	uint8_t select_report;
1017 	uint8_t reserved2[3];
1018 	uint8_t length[4];
1019 	uint8_t reserved3;
1020 	uint8_t control;
1021 };
1022 
1023 struct scsi_report_luns_data {
1024 	u_int8_t length[4];	/* length of LUN inventory, in bytes */
1025 	u_int8_t reserved[4];	/* unused */
1026 	/*
1027 	 * LUN inventory- we only support the type zero form for now.
1028 	 */
1029 	struct {
1030 		u_int8_t lundata[8];
1031 	} luns[0];
1032 };
1033 #define	RPL_LUNDATA_PERIPH_BUS_MASK	0x3f
1034 #define	RPL_LUNDATA_FLAT_LUN_MASK	0x3f
1035 #define	RPL_LUNDATA_LUN_TARG_MASK	0x3f
1036 #define	RPL_LUNDATA_LUN_BUS_MASK	0xe0
1037 #define	RPL_LUNDATA_LUN_LUN_MASK	0x1f
1038 #define	RPL_LUNDATA_EXT_LEN_MASK	0x30
1039 #define	RPL_LUNDATA_EXT_EAM_MASK	0x0f
1040 #define	RPL_LUNDATA_EXT_EAM_WK		0x01
1041 #define	RPL_LUNDATA_EXT_EAM_NOT_SPEC	0x0f
1042 #define	RPL_LUNDATA_ATYP_MASK	0xc0	/* MBZ for type 0 lun */
1043 #define	RPL_LUNDATA_ATYP_PERIPH	0x00
1044 #define	RPL_LUNDATA_ATYP_FLAT	0x40
1045 #define	RPL_LUNDATA_ATYP_LUN	0x80
1046 #define	RPL_LUNDATA_ATYP_EXTLUN	0xc0
1047 
1048 struct scsi_target_group
1049 {
1050 	uint8_t opcode;
1051 	uint8_t service_action;
1052 #define	STG_PDF_LENGTH		0x00
1053 #define	RPL_PDF_EXTENDED	0x20
1054 	uint8_t reserved1[4];
1055 	uint8_t length[4];
1056 	uint8_t reserved2;
1057 	uint8_t control;
1058 };
1059 
1060 struct scsi_target_port_descriptor {
1061 	uint8_t	reserved[2];
1062 	uint8_t	relative_target_port_identifier[2];
1063 	uint8_t desc_list[];
1064 };
1065 
1066 struct scsi_target_port_group_descriptor {
1067 	uint8_t	pref_state;
1068 #define	TPG_PRIMARY				0x80
1069 #define	TPG_ASYMMETRIC_ACCESS_STATE_MASK	0xf
1070 #define	TPG_ASYMMETRIC_ACCESS_OPTIMIZED		0x0
1071 #define	TPG_ASYMMETRIC_ACCESS_NONOPTIMIZED	0x1
1072 #define	TPG_ASYMMETRIC_ACCESS_STANDBY		0x2
1073 #define	TPG_ASYMMETRIC_ACCESS_UNAVAILABLE	0x3
1074 #define	TPG_ASYMMETRIC_ACCESS_LBA_DEPENDENT	0x4
1075 #define	TPG_ASYMMETRIC_ACCESS_OFFLINE		0xE
1076 #define	TPG_ASYMMETRIC_ACCESS_TRANSITIONING	0xF
1077 	uint8_t support;
1078 #define	TPG_AO_SUP	0x01
1079 #define	TPG_AN_SUP	0x02
1080 #define	TPG_S_SUP	0x04
1081 #define	TPG_U_SUP	0x08
1082 #define	TPG_LBD_SUP	0x10
1083 #define	TPG_O_SUP	0x40
1084 #define	TPG_T_SUP	0x80
1085 	uint8_t target_port_group[2];
1086 	uint8_t reserved;
1087 	uint8_t status;
1088 	uint8_t vendor_specific;
1089 	uint8_t	target_port_count;
1090 	struct scsi_target_port_descriptor descriptors[];
1091 };
1092 
1093 struct scsi_target_group_data {
1094 	uint8_t length[4];	/* length of returned data, in bytes */
1095 	struct scsi_target_port_group_descriptor groups[];
1096 };
1097 
1098 struct scsi_target_group_data_extended {
1099 	uint8_t length[4];	/* length of returned data, in bytes */
1100 	uint8_t format_type;	/* STG_PDF_LENGTH or RPL_PDF_EXTENDED */
1101 	uint8_t	implicit_transition_time;
1102 	uint8_t reserved[2];
1103 	struct scsi_target_port_group_descriptor groups[];
1104 };
1105 
1106 
1107 struct scsi_sense_data
1108 {
1109 	u_int8_t error_code;
1110 #define	SSD_ERRCODE			0x7F
1111 #define		SSD_CURRENT_ERROR	0x70
1112 #define		SSD_DEFERRED_ERROR	0x71
1113 #define	SSD_ERRCODE_VALID	0x80
1114 	u_int8_t segment;
1115 	u_int8_t flags;
1116 #define	SSD_KEY				0x0F
1117 #define		SSD_KEY_NO_SENSE	0x00
1118 #define		SSD_KEY_RECOVERED_ERROR	0x01
1119 #define		SSD_KEY_NOT_READY	0x02
1120 #define		SSD_KEY_MEDIUM_ERROR	0x03
1121 #define		SSD_KEY_HARDWARE_ERROR	0x04
1122 #define		SSD_KEY_ILLEGAL_REQUEST	0x05
1123 #define		SSD_KEY_UNIT_ATTENTION	0x06
1124 #define		SSD_KEY_DATA_PROTECT	0x07
1125 #define		SSD_KEY_BLANK_CHECK	0x08
1126 #define		SSD_KEY_Vendor_Specific	0x09
1127 #define		SSD_KEY_COPY_ABORTED	0x0a
1128 #define		SSD_KEY_ABORTED_COMMAND	0x0b
1129 #define		SSD_KEY_EQUAL		0x0c
1130 #define		SSD_KEY_VOLUME_OVERFLOW	0x0d
1131 #define		SSD_KEY_MISCOMPARE	0x0e
1132 #define		SSD_KEY_RESERVED	0x0f
1133 #define	SSD_ILI		0x20
1134 #define	SSD_EOM		0x40
1135 #define	SSD_FILEMARK	0x80
1136 	u_int8_t info[4];
1137 	u_int8_t extra_len;
1138 	u_int8_t cmd_spec_info[4];
1139 	u_int8_t add_sense_code;
1140 	u_int8_t add_sense_code_qual;
1141 	u_int8_t fru;
1142 	u_int8_t sense_key_spec[3];
1143 #define	SSD_SCS_VALID		0x80
1144 #define	SSD_FIELDPTR_CMD	0x40
1145 #define	SSD_BITPTR_VALID	0x08
1146 #define	SSD_BITPTR_VALUE	0x07
1147 #define	SSD_MIN_SIZE 18
1148 	u_int8_t extra_bytes[14];
1149 #define	SSD_FULL_SIZE sizeof(struct scsi_sense_data)
1150 };
1151 
1152 struct scsi_mode_header_6
1153 {
1154 	u_int8_t data_length;	/* Sense data length */
1155 	u_int8_t medium_type;
1156 	u_int8_t dev_spec;
1157 	u_int8_t blk_desc_len;
1158 };
1159 
1160 struct scsi_mode_header_10
1161 {
1162 	u_int8_t data_length[2];/* Sense data length */
1163 	u_int8_t medium_type;
1164 	u_int8_t dev_spec;
1165 	u_int8_t unused[2];
1166 	u_int8_t blk_desc_len[2];
1167 };
1168 
1169 struct scsi_mode_page_header
1170 {
1171 	u_int8_t page_code;
1172 	u_int8_t page_length;
1173 };
1174 
1175 struct scsi_mode_blk_desc
1176 {
1177 	u_int8_t density;
1178 	u_int8_t nblocks[3];
1179 	u_int8_t reserved;
1180 	u_int8_t blklen[3];
1181 };
1182 
1183 #define	SCSI_DEFAULT_DENSITY	0x00	/* use 'default' density */
1184 #define	SCSI_SAME_DENSITY	0x7f	/* use 'same' density- >= SCSI-2 only */
1185 
1186 
1187 /*
1188  * Status Byte
1189  */
1190 #define	SCSI_STATUS_OK			0x00
1191 #define	SCSI_STATUS_CHECK_COND		0x02
1192 #define	SCSI_STATUS_COND_MET		0x04
1193 #define	SCSI_STATUS_BUSY		0x08
1194 #define	SCSI_STATUS_INTERMED		0x10
1195 #define	SCSI_STATUS_INTERMED_COND_MET	0x14
1196 #define	SCSI_STATUS_RESERV_CONFLICT	0x18
1197 #define	SCSI_STATUS_CMD_TERMINATED	0x22	/* Obsolete in SAM-2 */
1198 #define	SCSI_STATUS_QUEUE_FULL		0x28
1199 #define	SCSI_STATUS_ACA_ACTIVE		0x30
1200 #define	SCSI_STATUS_TASK_ABORTED	0x40
1201 
1202 struct scsi_inquiry_pattern {
1203 	u_int8_t   type;
1204 	u_int8_t   media_type;
1205 #define	SIP_MEDIA_REMOVABLE	0x01
1206 #define	SIP_MEDIA_FIXED		0x02
1207 	const char *vendor;
1208 	const char *product;
1209 	const char *revision;
1210 };
1211 
1212 struct scsi_static_inquiry_pattern {
1213 	u_int8_t   type;
1214 	u_int8_t   media_type;
1215 	char       vendor[SID_VENDOR_SIZE+1];
1216 	char       product[SID_PRODUCT_SIZE+1];
1217 	char       revision[SID_REVISION_SIZE+1];
1218 };
1219 
1220 struct scsi_sense_quirk_entry {
1221 	struct scsi_inquiry_pattern	inq_pat;
1222 	int				num_sense_keys;
1223 	int				num_ascs;
1224 	struct sense_key_table_entry	*sense_key_info;
1225 	struct asc_table_entry		*asc_info;
1226 };
1227 
1228 struct sense_key_table_entry {
1229 	u_int8_t    sense_key;
1230 	u_int32_t   action;
1231 	const char *desc;
1232 };
1233 
1234 struct asc_table_entry {
1235 	u_int8_t    asc;
1236 	u_int8_t    ascq;
1237 	u_int32_t   action;
1238 	const char *desc;
1239 };
1240 
1241 struct op_table_entry {
1242 	u_int8_t    opcode;
1243 	u_int32_t   opmask;
1244 	const char  *desc;
1245 };
1246 
1247 struct scsi_op_quirk_entry {
1248 	struct scsi_inquiry_pattern	inq_pat;
1249 	int				num_ops;
1250 	struct op_table_entry		*op_table;
1251 };
1252 
1253 typedef enum {
1254 	SSS_FLAG_NONE		= 0x00,
1255 	SSS_FLAG_PRINT_COMMAND	= 0x01
1256 } scsi_sense_string_flags;
1257 
1258 struct ccb_scsiio;
1259 struct cam_periph;
1260 union  ccb;
1261 #ifndef _KERNEL
1262 struct cam_device;
1263 #endif
1264 
1265 extern const char *scsi_sense_key_text[];
1266 
1267 struct sbuf;
1268 
1269 __BEGIN_DECLS
1270 void scsi_sense_desc(int sense_key, int asc, int ascq,
1271 		     struct scsi_inquiry_data *inq_data,
1272 		     const char **sense_key_desc, const char **asc_desc);
1273 scsi_sense_action scsi_error_action(struct ccb_scsiio* csio,
1274 				    struct scsi_inquiry_data *inq_data,
1275 				    u_int32_t sense_flags);
1276 const char *	scsi_status_string(struct ccb_scsiio *csio);
1277 #ifdef _KERNEL
1278 int		scsi_command_string(struct ccb_scsiio *csio, struct sbuf *sb);
1279 int		scsi_sense_sbuf(struct ccb_scsiio *csio, struct sbuf *sb,
1280 				scsi_sense_string_flags flags);
1281 char *		scsi_sense_string(struct ccb_scsiio *csio,
1282 				  char *str, int str_len);
1283 void		scsi_sense_print(struct ccb_scsiio *csio);
1284 int		scsi_interpret_sense(union ccb *ccb,
1285 				     u_int32_t sense_flags,
1286 				     u_int32_t *relsim_flags,
1287 				     u_int32_t *reduction,
1288 				     u_int32_t *timeout,
1289 				     scsi_sense_action error_action);
1290 #else /* _KERNEL */
1291 int		scsi_command_string(struct cam_device *device,
1292 				    struct ccb_scsiio *csio, struct sbuf *sb);
1293 int		scsi_sense_sbuf(struct cam_device *device,
1294 				struct ccb_scsiio *csio, struct sbuf *sb,
1295 				scsi_sense_string_flags flags);
1296 char *		scsi_sense_string(struct cam_device *device,
1297 				  struct ccb_scsiio *csio,
1298 				  char *str, int str_len);
1299 void		scsi_sense_print(struct cam_device *device,
1300 				 struct ccb_scsiio *csio, FILE *ofile);
1301 int		scsi_interpret_sense(struct cam_device *device,
1302 				     union ccb *ccb,
1303 				     u_int32_t sense_flags,
1304 				     u_int32_t *relsim_flags,
1305 				     u_int32_t *reduction,
1306 				     u_int32_t *timeout,
1307 				     scsi_sense_action error_action);
1308 #endif /* _KERNEL */
1309 
1310 #define	SF_RETRY_UA	0x01
1311 #define	SF_NO_PRINT	0x02
1312 #define	SF_QUIET_IR	0x04	/* Be quiet about Illegal Request reponses */
1313 #define	SF_PRINT_ALWAYS	0x08
1314 
1315 
1316 const char *	scsi_op_desc(u_int16_t opcode,
1317 			     struct scsi_inquiry_data *inq_data);
1318 char *		scsi_cdb_string(u_int8_t *cdb_ptr, char *cdb_string,
1319 				size_t len);
1320 
1321 void		scsi_print_inquiry(struct scsi_inquiry_data *inq_data);
1322 
1323 u_int		scsi_calc_syncsrate(u_int period_factor);
1324 u_int		scsi_calc_syncparam(u_int period);
1325 uint8_t *	scsi_get_sas_addr(struct scsi_vpd_device_id *id, uint32_t len);
1326 
1327 void		scsi_test_unit_ready(struct ccb_scsiio *csio, u_int32_t retries,
1328 				     void (*cbfcnp)(struct cam_periph *,
1329 						    union ccb *),
1330 				     u_int8_t tag_action,
1331 				     u_int8_t sense_len, u_int32_t timeout);
1332 
1333 void		scsi_request_sense(struct ccb_scsiio *csio, u_int32_t retries,
1334 				   void (*cbfcnp)(struct cam_periph *,
1335 						  union ccb *),
1336 				   void *data_ptr, u_int8_t dxfer_len,
1337 				   u_int8_t tag_action, u_int8_t sense_len,
1338 				   u_int32_t timeout);
1339 
1340 void		scsi_inquiry(struct ccb_scsiio *csio, u_int32_t retries,
1341 			     void (*cbfcnp)(struct cam_periph *, union ccb *),
1342 			     u_int8_t tag_action, u_int8_t *inq_buf,
1343 			     u_int32_t inq_len, int evpd, u_int8_t page_code,
1344 			     u_int8_t sense_len, u_int32_t timeout);
1345 
1346 void		scsi_mode_sense(struct ccb_scsiio *csio, u_int32_t retries,
1347 				void (*cbfcnp)(struct cam_periph *,
1348 					       union ccb *),
1349 				u_int8_t tag_action, int dbd,
1350 				u_int8_t page_code, u_int8_t page,
1351 				u_int8_t *param_buf, u_int32_t param_len,
1352 				u_int8_t sense_len, u_int32_t timeout);
1353 
1354 void		scsi_mode_sense_len(struct ccb_scsiio *csio, u_int32_t retries,
1355 				    void (*cbfcnp)(struct cam_periph *,
1356 						   union ccb *),
1357 				    u_int8_t tag_action, int dbd,
1358 				    u_int8_t page_code, u_int8_t page,
1359 				    u_int8_t *param_buf, u_int32_t param_len,
1360 				    int minimum_cmd_size, u_int8_t sense_len,
1361 				    u_int32_t timeout);
1362 
1363 void		scsi_mode_select(struct ccb_scsiio *csio, u_int32_t retries,
1364 				 void (*cbfcnp)(struct cam_periph *,
1365 						union ccb *),
1366 				 u_int8_t tag_action, int scsi_page_fmt,
1367 				 int save_pages, u_int8_t *param_buf,
1368 				 u_int32_t param_len, u_int8_t sense_len,
1369 				 u_int32_t timeout);
1370 
1371 void		scsi_mode_select_len(struct ccb_scsiio *csio, u_int32_t retries,
1372 				     void (*cbfcnp)(struct cam_periph *,
1373 						    union ccb *),
1374 				     u_int8_t tag_action, int scsi_page_fmt,
1375 				     int save_pages, u_int8_t *param_buf,
1376 				     u_int32_t param_len, int minimum_cmd_size,
1377 				     u_int8_t sense_len, u_int32_t timeout);
1378 
1379 void		scsi_log_sense(struct ccb_scsiio *csio, u_int32_t retries,
1380 			       void (*cbfcnp)(struct cam_periph *, union ccb *),
1381 			       u_int8_t tag_action, u_int8_t page_code,
1382 			       u_int8_t page, int save_pages, int ppc,
1383 			       u_int32_t paramptr, u_int8_t *param_buf,
1384 			       u_int32_t param_len, u_int8_t sense_len,
1385 			       u_int32_t timeout);
1386 
1387 void		scsi_log_select(struct ccb_scsiio *csio, u_int32_t retries,
1388 				void (*cbfcnp)(struct cam_periph *,
1389 				union ccb *), u_int8_t tag_action,
1390 				u_int8_t page_code, int save_pages,
1391 				int pc_reset, u_int8_t *param_buf,
1392 				u_int32_t param_len, u_int8_t sense_len,
1393 				u_int32_t timeout);
1394 
1395 void		scsi_prevent(struct ccb_scsiio *csio, u_int32_t retries,
1396 			     void (*cbfcnp)(struct cam_periph *, union ccb *),
1397 			     u_int8_t tag_action, u_int8_t action,
1398 			     u_int8_t sense_len, u_int32_t timeout);
1399 
1400 void		scsi_read_capacity(struct ccb_scsiio *csio, u_int32_t retries,
1401 				   void (*cbfcnp)(struct cam_periph *,
1402 				   union ccb *), u_int8_t tag_action,
1403 				   struct scsi_read_capacity_data *,
1404 				   u_int8_t sense_len, u_int32_t timeout);
1405 void		scsi_read_capacity_16(struct ccb_scsiio *csio, uint32_t retries,
1406 				      void (*cbfcnp)(struct cam_periph *,
1407 				      union ccb *), uint8_t tag_action,
1408 				      uint64_t lba, int reladr, int pmi,
1409 				      struct scsi_read_capacity_data_long
1410 				      *rcap_buf, uint8_t sense_len,
1411 				      uint32_t timeout);
1412 
1413 void		scsi_report_luns(struct ccb_scsiio *csio, u_int32_t retries,
1414 				 void (*cbfcnp)(struct cam_periph *,
1415 				 union ccb *), u_int8_t tag_action,
1416 				 u_int8_t select_report,
1417 				 struct scsi_report_luns_data *rpl_buf,
1418 				 u_int32_t alloc_len, u_int8_t sense_len,
1419 				 u_int32_t timeout);
1420 
1421 void		scsi_report_target_group(struct ccb_scsiio *csio, u_int32_t retries,
1422 				 void (*cbfcnp)(struct cam_periph *,
1423 				 union ccb *), u_int8_t tag_action,
1424 				 u_int8_t pdf,
1425 				 void *buf,
1426 				 u_int32_t alloc_len, u_int8_t sense_len,
1427 				 u_int32_t timeout);
1428 
1429 void		scsi_set_target_group(struct ccb_scsiio *csio, u_int32_t retries,
1430 				 void (*cbfcnp)(struct cam_periph *,
1431 				 union ccb *), u_int8_t tag_action, void *buf,
1432 				 u_int32_t alloc_len, u_int8_t sense_len,
1433 				 u_int32_t timeout);
1434 
1435 void		scsi_synchronize_cache(struct ccb_scsiio *csio,
1436 				       u_int32_t retries,
1437 				       void (*cbfcnp)(struct cam_periph *,
1438 				       union ccb *), u_int8_t tag_action,
1439 				       u_int32_t begin_lba, u_int16_t lb_count,
1440 				       u_int8_t sense_len, u_int32_t timeout);
1441 
1442 void scsi_read_write(struct ccb_scsiio *csio, u_int32_t retries,
1443 		     void (*cbfcnp)(struct cam_periph *, union ccb *),
1444 		     u_int8_t tag_action, int readop, u_int8_t byte2,
1445 		     int minimum_cmd_size, u_int64_t lba,
1446 		     u_int32_t block_count, u_int8_t *data_ptr,
1447 		     u_int32_t dxfer_len, u_int8_t sense_len,
1448 		     u_int32_t timeout);
1449 
1450 void scsi_start_stop(struct ccb_scsiio *csio, u_int32_t retries,
1451 		     void (*cbfcnp)(struct cam_periph *, union ccb *),
1452 		     u_int8_t tag_action, int start, int load_eject,
1453 		     int immediate, u_int8_t sense_len, u_int32_t timeout);
1454 
1455 int		scsi_inquiry_match(caddr_t inqbuffer, caddr_t table_entry);
1456 int		scsi_static_inquiry_match(caddr_t inqbuffer,
1457 					  caddr_t table_entry);
1458 
1459 static __inline void scsi_extract_sense(struct scsi_sense_data *sense,
1460 					int *error_code, int *sense_key,
1461 					int *asc, int *ascq);
1462 static __inline void scsi_ulto2b(u_int32_t val, u_int8_t *bytes);
1463 static __inline void scsi_ulto3b(u_int32_t val, u_int8_t *bytes);
1464 static __inline void scsi_ulto4b(u_int32_t val, u_int8_t *bytes);
1465 static __inline void scsi_u64to8b(u_int64_t val, u_int8_t *bytes);
1466 static __inline u_int32_t scsi_2btoul(u_int8_t *bytes);
1467 static __inline u_int32_t scsi_3btoul(u_int8_t *bytes);
1468 static __inline int32_t scsi_3btol(u_int8_t *bytes);
1469 static __inline u_int32_t scsi_4btoul(u_int8_t *bytes);
1470 static __inline u_int64_t scsi_8btou64(u_int8_t *bytes);
1471 static __inline void *find_mode_page_6(struct scsi_mode_header_6 *mode_header);
1472 static __inline void *find_mode_page_10(struct scsi_mode_header_10 *mode_header);
1473 
1474 static __inline void scsi_extract_sense(struct scsi_sense_data *sense,
1475 					int *error_code, int *sense_key,
1476 					int *asc, int *ascq)
1477 {
1478 	*error_code = sense->error_code & SSD_ERRCODE;
1479 	*sense_key = sense->flags & SSD_KEY;
1480 	*asc = (sense->extra_len >= 5) ? sense->add_sense_code : 0;
1481 	*ascq = (sense->extra_len >= 6) ? sense->add_sense_code_qual : 0;
1482 }
1483 
1484 static __inline void
1485 scsi_ulto2b(u_int32_t val, u_int8_t *bytes)
1486 {
1487 
1488 	bytes[0] = (val >> 8) & 0xff;
1489 	bytes[1] = val & 0xff;
1490 }
1491 
1492 static __inline void
1493 scsi_ulto3b(u_int32_t val, u_int8_t *bytes)
1494 {
1495 
1496 	bytes[0] = (val >> 16) & 0xff;
1497 	bytes[1] = (val >> 8) & 0xff;
1498 	bytes[2] = val & 0xff;
1499 }
1500 
1501 static __inline void
1502 scsi_ulto4b(u_int32_t val, u_int8_t *bytes)
1503 {
1504 
1505 	bytes[0] = (val >> 24) & 0xff;
1506 	bytes[1] = (val >> 16) & 0xff;
1507 	bytes[2] = (val >> 8) & 0xff;
1508 	bytes[3] = val & 0xff;
1509 }
1510 
1511 static __inline void
1512 scsi_u64to8b(u_int64_t val, u_int8_t *bytes)
1513 {
1514 
1515 	bytes[0] = (val >> 56) & 0xff;
1516 	bytes[1] = (val >> 48) & 0xff;
1517 	bytes[2] = (val >> 40) & 0xff;
1518 	bytes[3] = (val >> 32) & 0xff;
1519 	bytes[4] = (val >> 24) & 0xff;
1520 	bytes[5] = (val >> 16) & 0xff;
1521 	bytes[6] = (val >> 8) & 0xff;
1522 	bytes[7] = val & 0xff;
1523 }
1524 
1525 static __inline u_int32_t
1526 scsi_2btoul(u_int8_t *bytes)
1527 {
1528 	u_int32_t rv;
1529 
1530 	rv = (bytes[0] << 8) |
1531 	     bytes[1];
1532 	return (rv);
1533 }
1534 
1535 static __inline u_int32_t
1536 scsi_3btoul(u_int8_t *bytes)
1537 {
1538 	u_int32_t rv;
1539 
1540 	rv = (bytes[0] << 16) |
1541 	     (bytes[1] << 8) |
1542 	     bytes[2];
1543 	return (rv);
1544 }
1545 
1546 static __inline int32_t
1547 scsi_3btol(u_int8_t *bytes)
1548 {
1549 	u_int32_t rc = scsi_3btoul(bytes);
1550 
1551 	if (rc & 0x00800000)
1552 		rc |= 0xff000000;
1553 
1554 	return (int32_t) rc;
1555 }
1556 
1557 static __inline u_int32_t
1558 scsi_4btoul(u_int8_t *bytes)
1559 {
1560 	u_int32_t rv;
1561 
1562 	rv = (bytes[0] << 24) |
1563 	     (bytes[1] << 16) |
1564 	     (bytes[2] << 8) |
1565 	     bytes[3];
1566 	return (rv);
1567 }
1568 
1569 static __inline uint64_t
1570 scsi_8btou64(uint8_t *bytes)
1571 {
1572         uint64_t rv;
1573 
1574 	rv = (((uint64_t)bytes[0]) << 56) |
1575 	     (((uint64_t)bytes[1]) << 48) |
1576 	     (((uint64_t)bytes[2]) << 40) |
1577 	     (((uint64_t)bytes[3]) << 32) |
1578 	     (((uint64_t)bytes[4]) << 24) |
1579 	     (((uint64_t)bytes[5]) << 16) |
1580 	     (((uint64_t)bytes[6]) << 8) |
1581 	     bytes[7];
1582 	return (rv);
1583 }
1584 
1585 /*
1586  * Given the pointer to a returned mode sense buffer, return a pointer to
1587  * the start of the first mode page.
1588  */
1589 static __inline void *
1590 find_mode_page_6(struct scsi_mode_header_6 *mode_header)
1591 {
1592 	void *page_start;
1593 
1594 	page_start = (void *)((u_int8_t *)&mode_header[1] +
1595 			      mode_header->blk_desc_len);
1596 
1597 	return(page_start);
1598 }
1599 
1600 static __inline void *
1601 find_mode_page_10(struct scsi_mode_header_10 *mode_header)
1602 {
1603 	void *page_start;
1604 
1605 	page_start = (void *)((u_int8_t *)&mode_header[1] +
1606 			       scsi_2btoul(mode_header->blk_desc_len));
1607 
1608 	return(page_start);
1609 }
1610 
1611 __END_DECLS
1612 
1613 #endif /*_SCSI_SCSI_ALL_H*/
1614