scsi_all.h revision 268674
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: stable/10/sys/cam/scsi/scsi_all.h 268674 2014-07-15 16:53:04Z 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 */
35extern 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 */
67typedef 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
80typedef 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_UA			= 0x1000,  /* Broadcast UA. */
92	SSQ_RESCAN		= 0x2000,  /* Rescan target for LUNs. */
93	SSQ_LOST		= 0x4000,  /* Destroy the LUNs. */
94	SSQ_MASK		= 0xff00
95} scsi_sense_action_qualifier;
96
97/* Mask for error status values */
98#define	SS_ERRMASK	0xff
99
100/* The default, retyable, error action */
101#define	SS_RDEF		SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE|EIO
102
103/* The retyable, error action, with table specified error code */
104#define	SS_RET		SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE
105
106/* Fatal error action, with table specified error code */
107#define	SS_FATAL	SS_FAIL|SSQ_PRINT_SENSE
108
109struct scsi_generic
110{
111	u_int8_t opcode;
112	u_int8_t bytes[11];
113};
114
115struct scsi_request_sense
116{
117	u_int8_t opcode;
118	u_int8_t byte2;
119#define	SRS_DESC	0x01
120	u_int8_t unused[2];
121	u_int8_t length;
122	u_int8_t control;
123};
124
125struct scsi_test_unit_ready
126{
127	u_int8_t opcode;
128	u_int8_t byte2;
129	u_int8_t unused[3];
130	u_int8_t control;
131};
132
133struct scsi_receive_diag {
134	uint8_t opcode;
135	uint8_t byte2;
136#define SRD_PCV		0x01
137	uint8_t page_code;
138	uint8_t length[2];
139	uint8_t control;
140};
141
142struct scsi_send_diag {
143	uint8_t opcode;
144	uint8_t byte2;
145#define SSD_UNITOFFL				0x01
146#define SSD_DEVOFFL				0x02
147#define SSD_SELFTEST				0x04
148#define SSD_PF					0x10
149#define SSD_SELF_TEST_CODE_MASK			0xE0
150#define SSD_SELF_TEST_CODE_SHIFT		5
151#define		SSD_SELF_TEST_CODE_NONE		0x00
152#define		SSD_SELF_TEST_CODE_BG_SHORT	0x01
153#define		SSD_SELF_TEST_CODE_BG_EXTENDED	0x02
154#define		SSD_SELF_TEST_CODE_BG_ABORT	0x04
155#define		SSD_SELF_TEST_CODE_FG_SHORT	0x05
156#define		SSD_SELF_TEST_CODE_FG_EXTENDED	0x06
157	uint8_t	reserved;
158	uint8_t	length[2];
159	uint8_t control;
160};
161
162struct scsi_sense
163{
164	u_int8_t opcode;
165	u_int8_t byte2;
166	u_int8_t unused[2];
167	u_int8_t length;
168	u_int8_t control;
169};
170
171struct scsi_inquiry
172{
173	u_int8_t opcode;
174	u_int8_t byte2;
175#define	SI_EVPD 	0x01
176#define	SI_CMDDT	0x02
177	u_int8_t page_code;
178	u_int8_t length[2];
179	u_int8_t control;
180};
181
182struct scsi_mode_sense_6
183{
184	u_int8_t opcode;
185	u_int8_t byte2;
186#define	SMS_DBD				0x08
187	u_int8_t page;
188#define	SMS_PAGE_CODE 			0x3F
189#define	SMS_VENDOR_SPECIFIC_PAGE	0x00
190#define	SMS_DISCONNECT_RECONNECT_PAGE	0x02
191#define	SMS_FORMAT_DEVICE_PAGE		0x03
192#define	SMS_GEOMETRY_PAGE		0x04
193#define	SMS_CACHE_PAGE			0x08
194#define	SMS_PERIPHERAL_DEVICE_PAGE	0x09
195#define	SMS_CONTROL_MODE_PAGE		0x0A
196#define	SMS_PROTO_SPECIFIC_PAGE		0x19
197#define	SMS_INFO_EXCEPTIONS_PAGE	0x1C
198#define	SMS_ALL_PAGES_PAGE		0x3F
199#define	SMS_PAGE_CTRL_MASK		0xC0
200#define	SMS_PAGE_CTRL_CURRENT 		0x00
201#define	SMS_PAGE_CTRL_CHANGEABLE 	0x40
202#define	SMS_PAGE_CTRL_DEFAULT 		0x80
203#define	SMS_PAGE_CTRL_SAVED 		0xC0
204	u_int8_t subpage;
205#define	SMS_SUBPAGE_PAGE_0		0x00
206#define	SMS_SUBPAGE_ALL			0xff
207	u_int8_t length;
208	u_int8_t control;
209};
210
211struct scsi_mode_sense_10
212{
213	u_int8_t opcode;
214	u_int8_t byte2;		/* same bits as small version */
215#define	SMS10_LLBAA			0x10
216	u_int8_t page; 		/* same bits as small version */
217	u_int8_t subpage;
218	u_int8_t unused[3];
219	u_int8_t length[2];
220	u_int8_t control;
221};
222
223struct scsi_mode_select_6
224{
225	u_int8_t opcode;
226	u_int8_t byte2;
227#define	SMS_SP	0x01
228#define	SMS_PF	0x10
229	u_int8_t unused[2];
230	u_int8_t length;
231	u_int8_t control;
232};
233
234struct scsi_mode_select_10
235{
236	u_int8_t opcode;
237	u_int8_t byte2;		/* same bits as small version */
238	u_int8_t unused[5];
239	u_int8_t length[2];
240	u_int8_t control;
241};
242
243/*
244 * When sending a mode select to a tape drive, the medium type must be 0.
245 */
246struct scsi_mode_hdr_6
247{
248	u_int8_t datalen;
249	u_int8_t medium_type;
250	u_int8_t dev_specific;
251	u_int8_t block_descr_len;
252};
253
254struct scsi_mode_hdr_10
255{
256	u_int8_t datalen[2];
257	u_int8_t medium_type;
258	u_int8_t dev_specific;
259	u_int8_t reserved[2];
260	u_int8_t block_descr_len[2];
261};
262
263struct scsi_mode_block_descr
264{
265	u_int8_t density_code;
266	u_int8_t num_blocks[3];
267	u_int8_t reserved;
268	u_int8_t block_len[3];
269};
270
271struct scsi_per_res_in
272{
273	u_int8_t opcode;
274	u_int8_t action;
275#define	SPRI_RK	0x00
276#define	SPRI_RR	0x01
277#define	SPRI_RC	0x02
278#define	SPRI_RS	0x03
279	u_int8_t reserved[5];
280	u_int8_t length[2];
281	u_int8_t control;
282};
283
284struct scsi_per_res_in_header
285{
286	u_int8_t generation[4];
287	u_int8_t length[4];
288};
289
290struct scsi_per_res_key
291{
292	u_int8_t key[8];
293};
294
295struct scsi_per_res_in_keys
296{
297	struct scsi_per_res_in_header header;
298	struct scsi_per_res_key keys[0];
299};
300
301struct scsi_per_res_cap
302{
303	uint8_t length[2];
304	uint8_t flags1;
305#define	SPRI_CRH	0x10
306#define	SPRI_SIP_C	0x08
307#define	SPRI_ATP_C	0x04
308#define	SPRI_PTPL_C	0x01
309	uint8_t flags2;
310#define	SPRI_TMV	0x80
311#define	SPRI_ALLOW_MASK	0x70
312#define	SPRI_ALLOW_0	0x00
313#define	SPRI_ALLOW_1	0x10
314#define	SPRI_ALLOW_2	0x20
315#define	SPRI_ALLOW_3	0x30
316#define	SPRI_PTPL_A	0x01
317	uint8_t type_mask[2];
318#define	SPRI_TM_WR_EX_AR	0x8000
319#define	SPRI_TM_EX_AC_RO	0x4000
320#define	SPRI_TM_WR_EX_RO	0x2000
321#define	SPRI_TM_EX_AC		0x0800
322#define	SPRI_TM_WR_EX		0x0200
323#define	SPRI_TM_EX_AC_AR	0x0001
324	uint8_t reserved[2];
325};
326
327struct scsi_per_res_in_rsrv_data
328{
329	uint8_t reservation[8];
330	uint8_t obsolete1[4];
331	uint8_t reserved;
332	uint8_t scopetype;
333#define	SPRT_WE    0x01
334#define	SPRT_EA    0x03
335#define	SPRT_WERO  0x05
336#define	SPRT_EARO  0x06
337#define	SPRT_WEAR  0x07
338#define	SPRT_EAAR  0x08
339	uint8_t obsolete2[2];
340};
341
342struct scsi_per_res_in_rsrv
343{
344	struct scsi_per_res_in_header header;
345	struct scsi_per_res_in_rsrv_data data;
346};
347
348struct scsi_per_res_out
349{
350	u_int8_t opcode;
351	u_int8_t action;
352#define	SPRO_REGISTER		0x00
353#define	SPRO_RESERVE		0x01
354#define	SPRO_RELEASE		0x02
355#define	SPRO_CLEAR		0x03
356#define	SPRO_PREEMPT		0x04
357#define	SPRO_PRE_ABO		0x05
358#define	SPRO_REG_IGNO		0x06
359#define	SPRO_REG_MOVE		0x07
360#define	SPRO_ACTION_MASK	0x1f
361	u_int8_t scope_type;
362#define	SPR_SCOPE_MASK		0xf0
363#define	SPR_LU_SCOPE		0x00
364#define	SPR_TYPE_MASK		0x0f
365#define	SPR_TYPE_WR_EX		0x01
366#define	SPR_TYPE_EX_AC		0x03
367#define	SPR_TYPE_WR_EX_RO	0x05
368#define	SPR_TYPE_EX_AC_RO	0x06
369#define	SPR_TYPE_WR_EX_AR	0x07
370#define	SPR_TYPE_EX_AC_AR	0x08
371	u_int8_t reserved[2];
372	u_int8_t length[4];
373	u_int8_t control;
374};
375
376struct scsi_per_res_out_parms
377{
378	struct scsi_per_res_key res_key;
379	u_int8_t serv_act_res_key[8];
380	u_int8_t obsolete1[4];
381	u_int8_t flags;
382#define	SPR_SPEC_I_PT		0x08
383#define	SPR_ALL_TG_PT		0x04
384#define	SPR_APTPL		0x01
385	u_int8_t reserved1;
386	u_int8_t obsolete2[2];
387};
388
389
390struct scsi_log_sense
391{
392	u_int8_t opcode;
393	u_int8_t byte2;
394#define	SLS_SP				0x01
395#define	SLS_PPC				0x02
396	u_int8_t page;
397#define	SLS_PAGE_CODE 			0x3F
398#define	SLS_ALL_PAGES_PAGE		0x00
399#define	SLS_OVERRUN_PAGE		0x01
400#define	SLS_ERROR_WRITE_PAGE		0x02
401#define	SLS_ERROR_READ_PAGE		0x03
402#define	SLS_ERROR_READREVERSE_PAGE	0x04
403#define	SLS_ERROR_VERIFY_PAGE		0x05
404#define	SLS_ERROR_NONMEDIUM_PAGE	0x06
405#define	SLS_ERROR_LASTN_PAGE		0x07
406#define	SLS_SELF_TEST_PAGE		0x10
407#define	SLS_IE_PAGE			0x2f
408#define	SLS_PAGE_CTRL_MASK		0xC0
409#define	SLS_PAGE_CTRL_THRESHOLD		0x00
410#define	SLS_PAGE_CTRL_CUMULATIVE	0x40
411#define	SLS_PAGE_CTRL_THRESH_DEFAULT	0x80
412#define	SLS_PAGE_CTRL_CUMUL_DEFAULT	0xC0
413	u_int8_t reserved[2];
414	u_int8_t paramptr[2];
415	u_int8_t length[2];
416	u_int8_t control;
417};
418
419struct scsi_log_select
420{
421	u_int8_t opcode;
422	u_int8_t byte2;
423/*	SLS_SP				0x01 */
424#define	SLS_PCR				0x02
425	u_int8_t page;
426/*	SLS_PAGE_CTRL_MASK		0xC0 */
427/*	SLS_PAGE_CTRL_THRESHOLD		0x00 */
428/*	SLS_PAGE_CTRL_CUMULATIVE	0x40 */
429/*	SLS_PAGE_CTRL_THRESH_DEFAULT	0x80 */
430/*	SLS_PAGE_CTRL_CUMUL_DEFAULT	0xC0 */
431	u_int8_t reserved[4];
432	u_int8_t length[2];
433	u_int8_t control;
434};
435
436struct scsi_log_header
437{
438	u_int8_t page;
439	u_int8_t reserved;
440	u_int8_t datalen[2];
441};
442
443struct scsi_log_param_header {
444	u_int8_t param_code[2];
445	u_int8_t param_control;
446#define	SLP_LP				0x01
447#define	SLP_LBIN			0x02
448#define	SLP_TMC_MASK			0x0C
449#define	SLP_TMC_ALWAYS			0x00
450#define	SLP_TMC_EQUAL			0x04
451#define	SLP_TMC_NOTEQUAL		0x08
452#define	SLP_TMC_GREATER			0x0C
453#define	SLP_ETC				0x10
454#define	SLP_TSD				0x20
455#define	SLP_DS				0x40
456#define	SLP_DU				0x80
457	u_int8_t param_len;
458};
459
460struct scsi_control_page {
461	u_int8_t page_code;
462	u_int8_t page_length;
463	u_int8_t rlec;
464#define	SCP_RLEC			0x01	/*Report Log Exception Cond*/
465#define	SCP_GLTSD			0x02	/*Global Logging target
466						  save disable */
467#define	SCP_DSENSE			0x04	/*Descriptor Sense */
468#define	SCP_DPICZ			0x08	/*Disable Prot. Info Check
469						  if Prot. Field is Zero */
470#define	SCP_TMF_ONLY			0x10	/*TM Functions Only*/
471#define	SCP_TST_MASK			0xE0	/*Task Set Type Mask*/
472#define	SCP_TST_ONE			0x00	/*One Task Set*/
473#define	SCP_TST_SEPARATE		0x20	/*Separate Task Sets*/
474	u_int8_t queue_flags;
475#define	SCP_QUEUE_ALG_MASK		0xF0
476#define	SCP_QUEUE_ALG_RESTRICTED	0x00
477#define	SCP_QUEUE_ALG_UNRESTRICTED	0x10
478#define	SCP_QUEUE_ERR			0x02	/*Queued I/O aborted for CACs*/
479#define	SCP_QUEUE_DQUE			0x01	/*Queued I/O disabled*/
480	u_int8_t eca_and_aen;
481#define	SCP_EECA			0x80	/*Enable Extended CA*/
482#define	SCP_RAENP			0x04	/*Ready AEN Permission*/
483#define	SCP_UAAENP			0x02	/*UA AEN Permission*/
484#define	SCP_EAENP			0x01	/*Error AEN Permission*/
485	u_int8_t reserved;
486	u_int8_t aen_holdoff_period[2];
487};
488
489struct scsi_cache_page {
490	u_int8_t page_code;
491#define	SCHP_PAGE_SAVABLE		0x80	/* Page is savable */
492	u_int8_t page_length;
493	u_int8_t cache_flags;
494#define	SCHP_FLAGS_WCE			0x04	/* Write Cache Enable */
495#define	SCHP_FLAGS_MF			0x02	/* Multiplication factor */
496#define	SCHP_FLAGS_RCD			0x01	/* Read Cache Disable */
497	u_int8_t rw_cache_policy;
498	u_int8_t dis_prefetch[2];
499	u_int8_t min_prefetch[2];
500	u_int8_t max_prefetch[2];
501	u_int8_t max_prefetch_ceil[2];
502};
503
504/*
505 * XXX KDM
506 * Updated version of the cache page, as of SBC.  Update this to SBC-3 and
507 * rationalize the two.
508 */
509struct scsi_caching_page {
510	uint8_t page_code;
511#define	SMS_CACHING_PAGE		0x08
512	uint8_t page_length;
513	uint8_t flags1;
514#define	SCP_IC		0x80
515#define	SCP_ABPF	0x40
516#define	SCP_CAP		0x20
517#define	SCP_DISC	0x10
518#define	SCP_SIZE	0x08
519#define	SCP_WCE		0x04
520#define	SCP_MF		0x02
521#define	SCP_RCD		0x01
522	uint8_t ret_priority;
523	uint8_t disable_pf_transfer_len[2];
524	uint8_t min_prefetch[2];
525	uint8_t max_prefetch[2];
526	uint8_t max_pf_ceiling[2];
527	uint8_t flags2;
528#define	SCP_FSW		0x80
529#define	SCP_LBCSS	0x40
530#define	SCP_DRA		0x20
531#define	SCP_VS1		0x10
532#define	SCP_VS2		0x08
533	uint8_t cache_segments;
534	uint8_t cache_seg_size[2];
535	uint8_t reserved;
536	uint8_t non_cache_seg_size[3];
537};
538
539/*
540 * XXX KDM move this off to a vendor shim.
541 */
542struct copan_power_subpage {
543	uint8_t page_code;
544#define	PWR_PAGE_CODE		0x00
545	uint8_t subpage;
546#define	PWR_SUBPAGE_CODE	0x02
547	uint8_t page_length[2];
548	uint8_t page_version;
549#define	PWR_VERSION		    0x01
550	uint8_t total_luns;
551	uint8_t max_active_luns;
552#define	PWR_DFLT_MAX_LUNS	    0x07
553	uint8_t reserved[25];
554};
555
556/*
557 * XXX KDM move this off to a vendor shim.
558 */
559struct copan_aps_subpage {
560	uint8_t page_code;
561#define	APS_PAGE_CODE		0x00
562	uint8_t subpage;
563#define	APS_SUBPAGE_CODE	0x03
564	uint8_t page_length[2];
565	uint8_t page_version;
566#define	APS_VERSION		    0x00
567	uint8_t lock_active;
568#define	APS_LOCK_ACTIVE	    0x01
569#define	APS_LOCK_INACTIVE	0x00
570	uint8_t reserved[26];
571};
572
573/*
574 * XXX KDM move this off to a vendor shim.
575 */
576struct copan_debugconf_subpage {
577	uint8_t page_code;
578#define DBGCNF_PAGE_CODE		0x00
579	uint8_t subpage;
580#define DBGCNF_SUBPAGE_CODE	0xF0
581	uint8_t page_length[2];
582	uint8_t page_version;
583#define DBGCNF_VERSION			0x00
584	uint8_t ctl_time_io_secs[2];
585};
586
587
588struct scsi_info_exceptions_page {
589	u_int8_t page_code;
590#define	SIEP_PAGE_SAVABLE		0x80	/* Page is savable */
591	u_int8_t page_length;
592	u_int8_t info_flags;
593#define	SIEP_FLAGS_PERF			0x80
594#define	SIEP_FLAGS_EBF			0x20
595#define	SIEP_FLAGS_EWASC		0x10
596#define	SIEP_FLAGS_DEXCPT		0x08
597#define	SIEP_FLAGS_TEST			0x04
598#define	SIEP_FLAGS_EBACKERR		0x02
599#define	SIEP_FLAGS_LOGERR		0x01
600	u_int8_t mrie;
601	u_int8_t interval_timer[4];
602	u_int8_t report_count[4];
603};
604
605struct scsi_proto_specific_page {
606	u_int8_t page_code;
607#define	SPSP_PAGE_SAVABLE		0x80	/* Page is savable */
608	u_int8_t page_length;
609	u_int8_t protocol;
610#define	SPSP_PROTO_FC			0x00
611#define	SPSP_PROTO_SPI			0x01
612#define	SPSP_PROTO_SSA			0x02
613#define	SPSP_PROTO_1394			0x03
614#define	SPSP_PROTO_RDMA			0x04
615#define	SPSP_PROTO_ISCSI		0x05
616#define	SPSP_PROTO_SAS			0x06
617#define	SPSP_PROTO_ADT			0x07
618#define	SPSP_PROTO_ATA			0x08
619#define	SPSP_PROTO_NONE			0x0f
620};
621
622struct scsi_reserve
623{
624	u_int8_t opcode;
625	u_int8_t byte2;
626#define	SR_EXTENT	0x01
627#define	SR_ID_MASK	0x0e
628#define	SR_3RDPTY	0x10
629#define	SR_LUN_MASK	0xe0
630	u_int8_t resv_id;
631	u_int8_t length[2];
632	u_int8_t control;
633};
634
635struct scsi_reserve_10 {
636	uint8_t	opcode;
637	uint8_t	byte2;
638#define	SR10_3RDPTY	0x10
639#define	SR10_LONGID	0x02
640#define	SR10_EXTENT	0x01
641	uint8_t resv_id;
642	uint8_t thirdparty_id;
643	uint8_t reserved[3];
644	uint8_t length[2];
645	uint8_t control;
646};
647
648
649struct scsi_release
650{
651	u_int8_t opcode;
652	u_int8_t byte2;
653	u_int8_t resv_id;
654	u_int8_t unused[1];
655	u_int8_t length;
656	u_int8_t control;
657};
658
659struct scsi_release_10 {
660	uint8_t opcode;
661	uint8_t byte2;
662	uint8_t resv_id;
663	uint8_t thirdparty_id;
664	uint8_t reserved[3];
665	uint8_t length[2];
666	uint8_t control;
667};
668
669struct scsi_prevent
670{
671	u_int8_t opcode;
672	u_int8_t byte2;
673	u_int8_t unused[2];
674	u_int8_t how;
675	u_int8_t control;
676};
677#define	PR_PREVENT 0x01
678#define	PR_ALLOW   0x00
679
680struct scsi_sync_cache
681{
682	u_int8_t opcode;
683	u_int8_t byte2;
684#define	SSC_IMMED	0x02
685#define	SSC_RELADR	0x01
686	u_int8_t begin_lba[4];
687	u_int8_t reserved;
688	u_int8_t lb_count[2];
689	u_int8_t control;
690};
691
692struct scsi_sync_cache_16
693{
694	uint8_t opcode;
695	uint8_t byte2;
696	uint8_t begin_lba[8];
697	uint8_t lb_count[4];
698	uint8_t reserved;
699	uint8_t control;
700};
701
702struct scsi_format {
703	uint8_t opcode;
704	uint8_t byte2;
705#define	SF_LONGLIST		0x20
706#define	SF_FMTDATA		0x10
707#define	SF_CMPLIST		0x08
708#define	SF_FORMAT_MASK		0x07
709#define	SF_FORMAT_BLOCK		0x00
710#define	SF_FORMAT_LONG_BLOCK	0x03
711#define	SF_FORMAT_BFI		0x04
712#define	SF_FORMAT_PHYS		0x05
713	uint8_t vendor;
714	uint8_t interleave[2];
715	uint8_t control;
716};
717
718struct scsi_format_header_short {
719	uint8_t reserved;
720#define	SF_DATA_FOV	0x80
721#define	SF_DATA_DPRY	0x40
722#define	SF_DATA_DCRT	0x20
723#define	SF_DATA_STPF	0x10
724#define	SF_DATA_IP	0x08
725#define	SF_DATA_DSP	0x04
726#define	SF_DATA_IMMED	0x02
727#define	SF_DATA_VS	0x01
728	uint8_t byte2;
729	uint8_t defect_list_len[2];
730};
731
732struct scsi_format_header_long {
733	uint8_t reserved;
734	uint8_t byte2;
735	uint8_t reserved2[2];
736	uint8_t defect_list_len[4];
737};
738
739struct scsi_changedef
740{
741	u_int8_t opcode;
742	u_int8_t byte2;
743	u_int8_t unused1;
744	u_int8_t how;
745	u_int8_t unused[4];
746	u_int8_t datalen;
747	u_int8_t control;
748};
749
750struct scsi_read_buffer
751{
752	u_int8_t opcode;
753	u_int8_t byte2;
754#define	RWB_MODE		0x1F
755#define	RWB_MODE_HDR_DATA	0x00
756#define	RWB_MODE_VENDOR		0x01
757#define	RWB_MODE_DATA		0x02
758#define	RWB_MODE_DESCR		0x03
759#define	RWB_MODE_DOWNLOAD	0x04
760#define	RWB_MODE_DOWNLOAD_SAVE	0x05
761#define	RWB_MODE_ECHO		0x0A
762#define	RWB_MODE_ECHO_DESCR	0x0B
763#define	RWB_MODE_ERROR_HISTORY	0x1C
764        u_int8_t buffer_id;
765        u_int8_t offset[3];
766        u_int8_t length[3];
767        u_int8_t control;
768};
769
770struct scsi_write_buffer
771{
772	u_int8_t opcode;
773	u_int8_t byte2;
774	u_int8_t buffer_id;
775	u_int8_t offset[3];
776	u_int8_t length[3];
777	u_int8_t control;
778};
779
780struct scsi_rw_6
781{
782	u_int8_t opcode;
783	u_int8_t addr[3];
784/* only 5 bits are valid in the MSB address byte */
785#define	SRW_TOPADDR	0x1F
786	u_int8_t length;
787	u_int8_t control;
788};
789
790struct scsi_rw_10
791{
792	u_int8_t opcode;
793#define	SRW10_RELADDR	0x01
794/* EBP defined for WRITE(10) only */
795#define	SRW10_EBP	0x04
796#define	SRW10_FUA	0x08
797#define	SRW10_DPO	0x10
798	u_int8_t byte2;
799	u_int8_t addr[4];
800	u_int8_t reserved;
801	u_int8_t length[2];
802	u_int8_t control;
803};
804
805struct scsi_rw_12
806{
807	u_int8_t opcode;
808#define	SRW12_RELADDR	0x01
809#define	SRW12_FUA	0x08
810#define	SRW12_DPO	0x10
811	u_int8_t byte2;
812	u_int8_t addr[4];
813	u_int8_t length[4];
814	u_int8_t reserved;
815	u_int8_t control;
816};
817
818struct scsi_rw_16
819{
820	u_int8_t opcode;
821#define	SRW16_RELADDR	0x01
822#define	SRW16_FUA	0x08
823#define	SRW16_DPO	0x10
824	u_int8_t byte2;
825	u_int8_t addr[8];
826	u_int8_t length[4];
827	u_int8_t reserved;
828	u_int8_t control;
829};
830
831struct scsi_write_same_10
832{
833	uint8_t	opcode;
834	uint8_t	byte2;
835#define	SWS_LBDATA	0x02
836#define	SWS_PBDATA	0x04
837#define	SWS_UNMAP	0x08
838#define	SWS_ANCHOR	0x10
839	uint8_t	addr[4];
840	uint8_t	group;
841	uint8_t	length[2];
842	uint8_t	control;
843};
844
845struct scsi_write_same_16
846{
847	uint8_t	opcode;
848	uint8_t	byte2;
849	uint8_t	addr[8];
850	uint8_t	length[4];
851	uint8_t	group;
852	uint8_t	control;
853};
854
855struct scsi_unmap
856{
857	uint8_t	opcode;
858	uint8_t	byte2;
859#define	SU_ANCHOR	0x01
860	uint8_t	reserved[4];
861	uint8_t	group;
862	uint8_t	length[2];
863	uint8_t	control;
864};
865
866struct scsi_unmap_header
867{
868	uint8_t	length[2];
869	uint8_t	desc_length[2];
870	uint8_t	reserved[4];
871};
872
873struct scsi_unmap_desc
874{
875	uint8_t	lba[8];
876	uint8_t	length[4];
877	uint8_t	reserved[4];
878};
879
880struct scsi_write_verify_10
881{
882	uint8_t	opcode;
883	uint8_t	byte2;
884#define	SWV_BYTCHK		0x02
885#define	SWV_DPO			0x10
886#define	SWV_WRPROECT_MASK	0xe0
887	uint8_t	addr[4];
888	uint8_t	group;
889	uint8_t length[2];
890	uint8_t	control;
891};
892
893struct scsi_write_verify_12
894{
895	uint8_t	opcode;
896	uint8_t	byte2;
897	uint8_t	addr[4];
898	uint8_t	length[4];
899	uint8_t	group;
900	uint8_t	control;
901};
902
903struct scsi_write_verify_16
904{
905	uint8_t	opcode;
906	uint8_t	byte2;
907	uint8_t	addr[8];
908	uint8_t	length[4];
909	uint8_t	group;
910	uint8_t	control;
911};
912
913
914struct scsi_start_stop_unit
915{
916	u_int8_t opcode;
917	u_int8_t byte2;
918#define	SSS_IMMED		0x01
919	u_int8_t reserved[2];
920	u_int8_t how;
921#define	SSS_START		0x01
922#define	SSS_LOEJ		0x02
923#define	SSS_PC_MASK		0xf0
924#define	SSS_PC_START_VALID	0x00
925#define	SSS_PC_ACTIVE		0x10
926#define	SSS_PC_IDLE		0x20
927#define	SSS_PC_STANDBY		0x30
928#define	SSS_PC_LU_CONTROL	0x70
929#define	SSS_PC_FORCE_IDLE_0	0xa0
930#define	SSS_PC_FORCE_STANDBY_0	0xb0
931	u_int8_t control;
932};
933
934struct ata_pass_12 {
935	u_int8_t opcode;
936	u_int8_t protocol;
937#define	AP_PROTO_HARD_RESET	(0x00 << 1)
938#define	AP_PROTO_SRST		(0x01 << 1)
939#define	AP_PROTO_NON_DATA	(0x03 << 1)
940#define	AP_PROTO_PIO_IN		(0x04 << 1)
941#define	AP_PROTO_PIO_OUT	(0x05 << 1)
942#define	AP_PROTO_DMA		(0x06 << 1)
943#define	AP_PROTO_DMA_QUEUED	(0x07 << 1)
944#define	AP_PROTO_DEVICE_DIAG	(0x08 << 1)
945#define	AP_PROTO_DEVICE_RESET	(0x09 << 1)
946#define	AP_PROTO_UDMA_IN	(0x0a << 1)
947#define	AP_PROTO_UDMA_OUT	(0x0b << 1)
948#define	AP_PROTO_FPDMA		(0x0c << 1)
949#define	AP_PROTO_RESP_INFO	(0x0f << 1)
950#define	AP_MULTI	0xe0
951	u_int8_t flags;
952#define	AP_T_LEN	0x03
953#define	AP_BB		0x04
954#define	AP_T_DIR	0x08
955#define	AP_CK_COND	0x20
956#define	AP_OFFLINE	0x60
957	u_int8_t features;
958	u_int8_t sector_count;
959	u_int8_t lba_low;
960	u_int8_t lba_mid;
961	u_int8_t lba_high;
962	u_int8_t device;
963	u_int8_t command;
964	u_int8_t reserved;
965	u_int8_t control;
966};
967
968struct scsi_maintenance_in
969{
970        uint8_t  opcode;
971        uint8_t  byte2;
972#define SERVICE_ACTION_MASK  0x1f
973#define SA_RPRT_TRGT_GRP     0x0a
974        uint8_t  reserved[4];
975	uint8_t  length[4];
976	uint8_t  reserved1;
977	uint8_t  control;
978};
979
980struct scsi_report_supported_opcodes
981{
982        uint8_t  opcode;
983        uint8_t  service_action;
984        uint8_t  options;
985#define RSO_RCTD		0x80
986#define RSO_OPTIONS_MASK	0x07
987#define RSO_OPTIONS_ALL		0x00
988#define RSO_OPTIONS_OC		0x01
989#define RSO_OPTIONS_OC_SA	0x02
990        uint8_t  requested_opcode;
991        uint8_t  requested_service_action[2];
992	uint8_t  length[4];
993	uint8_t  reserved1;
994	uint8_t  control;
995};
996
997struct scsi_report_supported_opcodes_timeout
998{
999	uint8_t  length[2];
1000	uint8_t  reserved;
1001	uint8_t  cmd_specific;
1002	uint8_t  nominal_time[4];
1003	uint8_t  recommended_time[4];
1004};
1005
1006struct scsi_report_supported_opcodes_descr
1007{
1008	uint8_t  opcode;
1009	uint8_t  reserved;
1010	uint8_t  service_action[2];
1011	uint8_t  reserved2;
1012	uint8_t  flags;
1013#define RSO_SERVACTV		0x01
1014#define RSO_CTDP		0x02
1015	uint8_t  cdb_length[2];
1016	struct scsi_report_supported_opcodes_timeout timeout[0];
1017};
1018
1019struct scsi_report_supported_opcodes_all
1020{
1021	uint8_t  length[4];
1022	struct scsi_report_supported_opcodes_descr descr[0];
1023};
1024
1025struct scsi_report_supported_opcodes_one
1026{
1027	uint8_t  reserved;
1028	uint8_t  support;
1029#define RSO_ONE_CTDP		0x80
1030	uint8_t  cdb_length[2];
1031	uint8_t  cdb_usage[];
1032};
1033
1034struct scsi_report_supported_tmf
1035{
1036	uint8_t  opcode;
1037	uint8_t  service_action;
1038	uint8_t  reserved[4];
1039	uint8_t  length[4];
1040	uint8_t  reserved1;
1041	uint8_t  control;
1042};
1043
1044struct scsi_report_supported_tmf_data
1045{
1046	uint8_t  byte1;
1047#define RST_WAKES		0x01
1048#define RST_TRS			0x02
1049#define RST_QTS			0x04
1050#define RST_LURS		0x08
1051#define RST_CTSS		0x10
1052#define RST_CACAS		0x20
1053#define RST_ATSS		0x40
1054#define RST_ATS			0x80
1055	uint8_t  byte2;
1056#define RST_ITNRS		0x01
1057#define RST_QTSS		0x02
1058#define RST_QAES		0x04
1059	uint8_t  reserved[2];
1060};
1061
1062struct ata_pass_16 {
1063	u_int8_t opcode;
1064	u_int8_t protocol;
1065#define	AP_EXTEND	0x01
1066	u_int8_t flags;
1067#define	AP_FLAG_TLEN_NO_DATA	(0 << 0)
1068#define	AP_FLAG_TLEN_FEAT	(1 << 0)
1069#define	AP_FLAG_TLEN_SECT_CNT	(2 << 0)
1070#define	AP_FLAG_TLEN_STPSIU	(3 << 0)
1071#define	AP_FLAG_BYT_BLOK_BYTES	(0 << 2)
1072#define	AP_FLAG_BYT_BLOK_BLOCKS	(1 << 2)
1073#define	AP_FLAG_TDIR_TO_DEV	(0 << 3)
1074#define	AP_FLAG_TDIR_FROM_DEV	(1 << 3)
1075#define	AP_FLAG_CHK_COND	(1 << 5)
1076	u_int8_t features_ext;
1077	u_int8_t features;
1078	u_int8_t sector_count_ext;
1079	u_int8_t sector_count;
1080	u_int8_t lba_low_ext;
1081	u_int8_t lba_low;
1082	u_int8_t lba_mid_ext;
1083	u_int8_t lba_mid;
1084	u_int8_t lba_high_ext;
1085	u_int8_t lba_high;
1086	u_int8_t device;
1087	u_int8_t command;
1088	u_int8_t control;
1089};
1090
1091#define	SC_SCSI_1 0x01
1092#define	SC_SCSI_2 0x03
1093
1094/*
1095 * Opcodes
1096 */
1097
1098#define	TEST_UNIT_READY		0x00
1099#define	REQUEST_SENSE		0x03
1100#define	READ_6			0x08
1101#define	WRITE_6			0x0A
1102#define	INQUIRY			0x12
1103#define	MODE_SELECT_6		0x15
1104#define	MODE_SENSE_6		0x1A
1105#define	START_STOP_UNIT		0x1B
1106#define	START_STOP		0x1B
1107#define	RESERVE      		0x16
1108#define	RELEASE      		0x17
1109#define	RECEIVE_DIAGNOSTIC	0x1C
1110#define	SEND_DIAGNOSTIC		0x1D
1111#define	PREVENT_ALLOW		0x1E
1112#define	READ_CAPACITY		0x25
1113#define	READ_10			0x28
1114#define	WRITE_10		0x2A
1115#define	POSITION_TO_ELEMENT	0x2B
1116#define	WRITE_VERIFY_10		0x2E
1117#define	VERIFY_10		0x2F
1118#define	SYNCHRONIZE_CACHE	0x35
1119#define	READ_DEFECT_DATA_10	0x37
1120#define	WRITE_BUFFER            0x3B
1121#define	READ_BUFFER             0x3C
1122#define	CHANGE_DEFINITION	0x40
1123#define	WRITE_SAME_10		0x41
1124#define	UNMAP			0x42
1125#define	LOG_SELECT		0x4C
1126#define	LOG_SENSE		0x4D
1127#define	MODE_SELECT_10		0x55
1128#define	RESERVE_10		0x56
1129#define	RELEASE_10		0x57
1130#define	MODE_SENSE_10		0x5A
1131#define	PERSISTENT_RES_IN	0x5E
1132#define	PERSISTENT_RES_OUT	0x5F
1133#define	ATA_PASS_16		0x85
1134#define	READ_16			0x88
1135#define	COMPARE_AND_WRITE	0x89
1136#define	WRITE_16		0x8A
1137#define	WRITE_VERIFY_16		0x8E
1138#define	VERIFY_16		0x8F
1139#define	SYNCHRONIZE_CACHE_16	0x91
1140#define	WRITE_SAME_16		0x93
1141#define	SERVICE_ACTION_IN	0x9E
1142#define	REPORT_LUNS		0xA0
1143#define	ATA_PASS_12		0xA1
1144#define	MAINTENANCE_IN		0xA3
1145#define	MAINTENANCE_OUT		0xA4
1146#define	MOVE_MEDIUM     	0xA5
1147#define	READ_12			0xA8
1148#define	WRITE_12		0xAA
1149#define	WRITE_VERIFY_12		0xAE
1150#define	VERIFY_12		0xAF
1151#define	READ_ELEMENT_STATUS	0xB8
1152#define	READ_CD			0xBE
1153
1154/* Maintenance In Service Action Codes */
1155#define	REPORT_IDENTIFYING_INFRMATION		0x05
1156#define	REPORT_TARGET_PORT_GROUPS		0x0A
1157#define	REPORT_ALIASES				0x0B
1158#define	REPORT_SUPPORTED_OPERATION_CODES	0x0C
1159#define	REPORT_SUPPORTED_TASK_MANAGEMENT_FUNCTIONS	0x0D
1160#define	REPORT_PRIORITY				0x0E
1161#define	REPORT_TIMESTAMP			0x0F
1162#define	MANAGEMENT_PROTOCOL_IN			0x10
1163/* Maintenance Out Service Action Codes */
1164#define	SET_IDENTIFY_INFORMATION		0x06
1165#define	SET_TARGET_PORT_GROUPS			0x0A
1166#define	CHANGE_ALIASES				0x0B
1167#define	SET_PRIORITY				0x0E
1168#define	SET_TIMESTAMP				0x0F
1169#define	MANGAEMENT_PROTOCOL_OUT			0x10
1170
1171/*
1172 * Device Types
1173 */
1174#define	T_DIRECT	0x00
1175#define	T_SEQUENTIAL	0x01
1176#define	T_PRINTER	0x02
1177#define	T_PROCESSOR	0x03
1178#define	T_WORM		0x04
1179#define	T_CDROM		0x05
1180#define	T_SCANNER	0x06
1181#define	T_OPTICAL 	0x07
1182#define	T_CHANGER	0x08
1183#define	T_COMM		0x09
1184#define	T_ASC0		0x0a
1185#define	T_ASC1		0x0b
1186#define	T_STORARRAY	0x0c
1187#define	T_ENCLOSURE	0x0d
1188#define	T_RBC		0x0e
1189#define	T_OCRW		0x0f
1190#define	T_OSD		0x11
1191#define	T_ADC		0x12
1192#define	T_NODEVICE	0x1f
1193#define	T_ANY		0xff	/* Used in Quirk table matches */
1194
1195#define	T_REMOV		1
1196#define	T_FIXED		0
1197
1198/*
1199 * This length is the initial inquiry length used by the probe code, as
1200 * well as the length necessary for scsi_print_inquiry() to function
1201 * correctly.  If either use requires a different length in the future,
1202 * the two values should be de-coupled.
1203 */
1204#define	SHORT_INQUIRY_LENGTH	36
1205
1206struct scsi_inquiry_data
1207{
1208	u_int8_t device;
1209#define	SID_TYPE(inq_data) ((inq_data)->device & 0x1f)
1210#define	SID_QUAL(inq_data) (((inq_data)->device & 0xE0) >> 5)
1211#define	SID_QUAL_LU_CONNECTED	0x00	/*
1212					 * The specified peripheral device
1213					 * type is currently connected to
1214					 * logical unit.  If the target cannot
1215					 * determine whether or not a physical
1216					 * device is currently connected, it
1217					 * shall also use this peripheral
1218					 * qualifier when returning the INQUIRY
1219					 * data.  This peripheral qualifier
1220					 * does not mean that the device is
1221					 * ready for access by the initiator.
1222					 */
1223#define	SID_QUAL_LU_OFFLINE	0x01	/*
1224					 * The target is capable of supporting
1225					 * the specified peripheral device type
1226					 * on this logical unit; however, the
1227					 * physical device is not currently
1228					 * connected to this logical unit.
1229					 */
1230#define	SID_QUAL_RSVD		0x02
1231#define	SID_QUAL_BAD_LU		0x03	/*
1232					 * The target is not capable of
1233					 * supporting a physical device on
1234					 * this logical unit. For this
1235					 * peripheral qualifier the peripheral
1236					 * device type shall be set to 1Fh to
1237					 * provide compatibility with previous
1238					 * versions of SCSI. All other
1239					 * peripheral device type values are
1240					 * reserved for this peripheral
1241					 * qualifier.
1242					 */
1243#define	SID_QUAL_IS_VENDOR_UNIQUE(inq_data) ((SID_QUAL(inq_data) & 0x08) != 0)
1244	u_int8_t dev_qual2;
1245#define	SID_QUAL2	0x7F
1246#define	SID_IS_REMOVABLE(inq_data) (((inq_data)->dev_qual2 & 0x80) != 0)
1247	u_int8_t version;
1248#define	SID_ANSI_REV(inq_data) ((inq_data)->version & 0x07)
1249#define		SCSI_REV_0		0
1250#define		SCSI_REV_CCS		1
1251#define		SCSI_REV_2		2
1252#define		SCSI_REV_SPC		3
1253#define		SCSI_REV_SPC2		4
1254#define		SCSI_REV_SPC3		5
1255#define		SCSI_REV_SPC4		6
1256
1257#define	SID_ECMA	0x38
1258#define	SID_ISO		0xC0
1259	u_int8_t response_format;
1260#define	SID_AENC	0x80
1261#define	SID_TrmIOP	0x40
1262#define	SID_NormACA	0x20
1263#define	SID_HiSup	0x10
1264	u_int8_t additional_length;
1265#define	SID_ADDITIONAL_LENGTH(iqd)					\
1266	((iqd)->additional_length +					\
1267	__offsetof(struct scsi_inquiry_data, additional_length) + 1)
1268	u_int8_t spc3_flags;
1269#define	SPC3_SID_PROTECT	0x01
1270#define	SPC3_SID_3PC		0x08
1271#define	SPC3_SID_TPGS_MASK	0x30
1272#define	SPC3_SID_TPGS_IMPLICIT	0x10
1273#define	SPC3_SID_TPGS_EXPLICIT	0x20
1274#define	SPC3_SID_ACC		0x40
1275#define	SPC3_SID_SCCS		0x80
1276	u_int8_t spc2_flags;
1277#define	SPC2_SID_ADDR16		0x01
1278#define	SPC2_SID_MChngr 	0x08
1279#define	SPC2_SID_MultiP 	0x10
1280#define	SPC2_SID_EncServ	0x40
1281#define	SPC2_SID_BQueue		0x80
1282
1283#define	INQ_DATA_TQ_ENABLED(iqd)				\
1284    ((SID_ANSI_REV(iqd) < SCSI_REV_SPC2)? ((iqd)->flags & SID_CmdQue) :	\
1285    (((iqd)->flags & SID_CmdQue) && !((iqd)->spc2_flags & SPC2_SID_BQueue)) || \
1286    (!((iqd)->flags & SID_CmdQue) && ((iqd)->spc2_flags & SPC2_SID_BQueue)))
1287
1288	u_int8_t flags;
1289#define	SID_SftRe	0x01
1290#define	SID_CmdQue	0x02
1291#define	SID_Linked	0x08
1292#define	SID_Sync	0x10
1293#define	SID_WBus16	0x20
1294#define	SID_WBus32	0x40
1295#define	SID_RelAdr	0x80
1296#define	SID_VENDOR_SIZE   8
1297	char	 vendor[SID_VENDOR_SIZE];
1298#define	SID_PRODUCT_SIZE  16
1299	char	 product[SID_PRODUCT_SIZE];
1300#define	SID_REVISION_SIZE 4
1301	char	 revision[SID_REVISION_SIZE];
1302	/*
1303	 * The following fields were taken from SCSI Primary Commands - 2
1304	 * (SPC-2) Revision 14, Dated 11 November 1999
1305	 */
1306#define	SID_VENDOR_SPECIFIC_0_SIZE	20
1307	u_int8_t vendor_specific0[SID_VENDOR_SPECIFIC_0_SIZE];
1308	/*
1309	 * An extension of SCSI Parallel Specific Values
1310	 */
1311#define	SID_SPI_IUS		0x01
1312#define	SID_SPI_QAS		0x02
1313#define	SID_SPI_CLOCK_ST	0x00
1314#define	SID_SPI_CLOCK_DT	0x04
1315#define	SID_SPI_CLOCK_DT_ST	0x0C
1316#define	SID_SPI_MASK		0x0F
1317	u_int8_t spi3data;
1318	u_int8_t reserved2;
1319	/*
1320	 * Version Descriptors, stored 2 byte values.
1321	 */
1322	u_int8_t version1[2];
1323	u_int8_t version2[2];
1324	u_int8_t version3[2];
1325	u_int8_t version4[2];
1326	u_int8_t version5[2];
1327	u_int8_t version6[2];
1328	u_int8_t version7[2];
1329	u_int8_t version8[2];
1330
1331	u_int8_t reserved3[22];
1332
1333#define	SID_VENDOR_SPECIFIC_1_SIZE	160
1334	u_int8_t vendor_specific1[SID_VENDOR_SPECIFIC_1_SIZE];
1335};
1336
1337/*
1338 * This structure is more suited to initiator operation, because the
1339 * maximum number of supported pages is already allocated.
1340 */
1341struct scsi_vpd_supported_page_list
1342{
1343	u_int8_t device;
1344	u_int8_t page_code;
1345#define	SVPD_SUPPORTED_PAGE_LIST	0x00
1346#define	SVPD_SUPPORTED_PAGES_HDR_LEN	4
1347	u_int8_t reserved;
1348	u_int8_t length;	/* number of VPD entries */
1349#define	SVPD_SUPPORTED_PAGES_SIZE	251
1350	u_int8_t list[SVPD_SUPPORTED_PAGES_SIZE];
1351};
1352
1353/*
1354 * This structure is more suited to target operation, because the
1355 * number of supported pages is left to the user to allocate.
1356 */
1357struct scsi_vpd_supported_pages
1358{
1359	u_int8_t device;
1360	u_int8_t page_code;
1361	u_int8_t reserved;
1362#define	SVPD_SUPPORTED_PAGES	0x00
1363	u_int8_t length;
1364	u_int8_t page_list[0];
1365};
1366
1367
1368struct scsi_vpd_unit_serial_number
1369{
1370	u_int8_t device;
1371	u_int8_t page_code;
1372#define	SVPD_UNIT_SERIAL_NUMBER	0x80
1373	u_int8_t reserved;
1374	u_int8_t length; /* serial number length */
1375#define	SVPD_SERIAL_NUM_SIZE 251
1376	u_int8_t serial_num[SVPD_SERIAL_NUM_SIZE];
1377};
1378
1379struct scsi_vpd_device_id
1380{
1381	u_int8_t device;
1382	u_int8_t page_code;
1383#define	SVPD_DEVICE_ID			0x83
1384#define	SVPD_DEVICE_ID_MAX_SIZE		252
1385#define	SVPD_DEVICE_ID_HDR_LEN \
1386    __offsetof(struct scsi_vpd_device_id, desc_list)
1387	u_int8_t length[2];
1388	u_int8_t desc_list[];
1389};
1390
1391struct scsi_vpd_id_descriptor
1392{
1393	u_int8_t	proto_codeset;
1394#define	SCSI_PROTO_FC		0x00
1395#define	SCSI_PROTO_SPI		0x01
1396#define	SCSI_PROTO_SSA		0x02
1397#define	SCSI_PROTO_1394		0x03
1398#define	SCSI_PROTO_RDMA		0x04
1399#define	SCSI_PROTO_ISCSI	0x05
1400#define	SCSI_PROTO_SAS		0x06
1401#define	SCSI_PROTO_ADT		0x07
1402#define	SCSI_PROTO_ATA		0x08
1403#define	SVPD_ID_PROTO_SHIFT	4
1404#define	SVPD_ID_CODESET_BINARY	0x01
1405#define	SVPD_ID_CODESET_ASCII	0x02
1406#define	SVPD_ID_CODESET_UTF8	0x03
1407#define	SVPD_ID_CODESET_MASK	0x0f
1408	u_int8_t	id_type;
1409#define	SVPD_ID_PIV		0x80
1410#define	SVPD_ID_ASSOC_LUN	0x00
1411#define	SVPD_ID_ASSOC_PORT	0x10
1412#define	SVPD_ID_ASSOC_TARGET	0x20
1413#define	SVPD_ID_ASSOC_MASK	0x30
1414#define	SVPD_ID_TYPE_VENDOR	0x00
1415#define	SVPD_ID_TYPE_T10	0x01
1416#define	SVPD_ID_TYPE_EUI64	0x02
1417#define	SVPD_ID_TYPE_NAA	0x03
1418#define	SVPD_ID_TYPE_RELTARG	0x04
1419#define	SVPD_ID_TYPE_TPORTGRP	0x05
1420#define	SVPD_ID_TYPE_LUNGRP	0x06
1421#define	SVPD_ID_TYPE_MD5_LUN_ID	0x07
1422#define	SVPD_ID_TYPE_SCSI_NAME	0x08
1423#define	SVPD_ID_TYPE_MASK	0x0f
1424	u_int8_t	reserved;
1425	u_int8_t	length;
1426#define	SVPD_DEVICE_ID_DESC_HDR_LEN \
1427    __offsetof(struct scsi_vpd_id_descriptor, identifier)
1428	u_int8_t	identifier[];
1429};
1430
1431struct scsi_vpd_id_t10
1432{
1433	u_int8_t	vendor[8];
1434	u_int8_t	vendor_spec_id[0];
1435};
1436
1437struct scsi_vpd_id_eui64
1438{
1439	u_int8_t	ieee_company_id[3];
1440	u_int8_t	extension_id[5];
1441};
1442
1443struct scsi_vpd_id_naa_basic
1444{
1445	uint8_t naa;
1446	/* big endian, packed:
1447	uint8_t	naa : 4;
1448	uint8_t naa_desig : 4;
1449	*/
1450#define	SVPD_ID_NAA_NAA_SHIFT		4
1451#define	SVPD_ID_NAA_IEEE_EXT		0x02
1452#define	SVPD_ID_NAA_LOCAL_REG		0x03
1453#define	SVPD_ID_NAA_IEEE_REG		0x05
1454#define	SVPD_ID_NAA_IEEE_REG_EXT	0x06
1455	uint8_t	naa_data[];
1456};
1457
1458struct scsi_vpd_id_naa_ieee_extended_id
1459{
1460	uint8_t naa;
1461	uint8_t vendor_specific_id_a;
1462	uint8_t ieee_company_id[3];
1463	uint8_t vendor_specific_id_b[4];
1464};
1465
1466struct scsi_vpd_id_naa_local_reg
1467{
1468	uint8_t naa;
1469	uint8_t local_value[7];
1470};
1471
1472struct scsi_vpd_id_naa_ieee_reg
1473{
1474	uint8_t naa;
1475	uint8_t reg_value[7];
1476	/* big endian, packed:
1477	uint8_t naa_basic : 4;
1478	uint8_t ieee_company_id_0 : 4;
1479	uint8_t ieee_company_id_1[2];
1480	uint8_t ieee_company_id_2 : 4;
1481	uint8_t vendor_specific_id_0 : 4;
1482	uint8_t vendor_specific_id_1[4];
1483	*/
1484};
1485
1486struct scsi_vpd_id_naa_ieee_reg_extended
1487{
1488	uint8_t naa;
1489	uint8_t reg_value[15];
1490	/* big endian, packed:
1491	uint8_t naa_basic : 4;
1492	uint8_t ieee_company_id_0 : 4;
1493	uint8_t ieee_company_id_1[2];
1494	uint8_t ieee_company_id_2 : 4;
1495	uint8_t vendor_specific_id_0 : 4;
1496	uint8_t vendor_specific_id_1[4];
1497	uint8_t vendor_specific_id_ext[8];
1498	*/
1499};
1500
1501struct scsi_vpd_id_rel_trgt_port_id
1502{
1503	uint8_t obsolete[2];
1504	uint8_t rel_trgt_port_id[2];
1505};
1506
1507struct scsi_vpd_id_trgt_port_grp_id
1508{
1509	uint8_t reserved[2];
1510	uint8_t trgt_port_grp[2];
1511};
1512
1513struct scsi_vpd_id_lun_grp_id
1514{
1515	uint8_t reserved[2];
1516	uint8_t log_unit_grp[2];
1517};
1518
1519struct scsi_vpd_id_md5_lun_id
1520{
1521	uint8_t lun_id[16];
1522};
1523
1524struct scsi_vpd_id_scsi_name
1525{
1526	uint8_t name_string[256];
1527};
1528
1529struct scsi_service_action_in
1530{
1531	uint8_t opcode;
1532	uint8_t service_action;
1533	uint8_t action_dependent[13];
1534	uint8_t control;
1535};
1536
1537struct scsi_diag_page {
1538	uint8_t page_code;
1539	uint8_t page_specific_flags;
1540	uint8_t length[2];
1541	uint8_t params[0];
1542};
1543
1544/*
1545 * ATA Information VPD Page based on
1546 * T10/2126-D Revision 04
1547 */
1548#define SVPD_ATA_INFORMATION		0x89
1549
1550/*
1551 * Block Device Characteristics VPD Page based on
1552 * T10/1799-D Revision 31
1553 */
1554struct scsi_vpd_block_characteristics
1555{
1556	u_int8_t device;
1557	u_int8_t page_code;
1558#define SVPD_BDC			0xB1
1559	u_int8_t page_length[2];
1560	u_int8_t medium_rotation_rate[2];
1561#define SVPD_BDC_RATE_NOT_REPORTED	0x00
1562#define SVPD_BDC_RATE_NONE_ROTATING	0x01
1563	u_int8_t reserved1;
1564	u_int8_t nominal_form_factor;
1565#define SVPD_BDC_FORM_NOT_REPORTED	0x00
1566#define SVPD_BDC_FORM_5_25INCH		0x01
1567#define SVPD_BDC_FORM_3_5INCH		0x02
1568#define SVPD_BDC_FORM_2_5INCH		0x03
1569#define SVPD_BDC_FORM_1_5INCH		0x04
1570#define SVPD_BDC_FORM_LESSTHAN_1_5INCH	0x05
1571	u_int8_t reserved2[56];
1572};
1573
1574/*
1575 * Logical Block Provisioning VPD Page based on
1576 * T10/1799-D Revision 31
1577 */
1578struct scsi_vpd_logical_block_prov
1579{
1580	u_int8_t device;
1581	u_int8_t page_code;
1582#define	SVPD_LBP		0xB2
1583	u_int8_t page_length[2];
1584#define SVPD_LBP_PL_BASIC	0x04
1585	u_int8_t threshold_exponent;
1586	u_int8_t flags;
1587#define SVPD_LBP_UNMAP		0x80
1588#define SVPD_LBP_WS16		0x40
1589#define SVPD_LBP_WS10		0x20
1590#define SVPD_LBP_RZ		0x04
1591#define SVPD_LBP_ANC_SUP	0x02
1592#define SVPD_LBP_DP		0x01
1593	u_int8_t prov_type;
1594#define SVPD_LBP_RESOURCE	0x01
1595#define SVPD_LBP_THIN		0x02
1596	u_int8_t reserved;
1597	/*
1598	 * Provisioning Group Descriptor can be here if SVPD_LBP_DP is set
1599	 * Its size can be determined from page_length - 4
1600	 */
1601};
1602
1603/*
1604 * Block Limits VDP Page based on
1605 * T10/1799-D Revision 31
1606 */
1607struct scsi_vpd_block_limits
1608{
1609	u_int8_t device;
1610	u_int8_t page_code;
1611#define	SVPD_BLOCK_LIMITS	0xB0
1612	u_int8_t page_length[2];
1613#define SVPD_BL_PL_BASIC	0x10
1614#define SVPD_BL_PL_TP		0x3C
1615	u_int8_t reserved1;
1616	u_int8_t max_cmp_write_len;
1617	u_int8_t opt_txfer_len_grain[2];
1618	u_int8_t max_txfer_len[4];
1619	u_int8_t opt_txfer_len[4];
1620	u_int8_t max_prefetch[4];
1621	u_int8_t max_unmap_lba_cnt[4];
1622	u_int8_t max_unmap_blk_cnt[4];
1623	u_int8_t opt_unmap_grain[4];
1624	u_int8_t unmap_grain_align[4];
1625	u_int8_t max_write_same_length[8];
1626	u_int8_t reserved2[20];
1627};
1628
1629struct scsi_read_capacity
1630{
1631	u_int8_t opcode;
1632	u_int8_t byte2;
1633#define	SRC_RELADR	0x01
1634	u_int8_t addr[4];
1635	u_int8_t unused[2];
1636	u_int8_t pmi;
1637#define	SRC_PMI		0x01
1638	u_int8_t control;
1639};
1640
1641struct scsi_read_capacity_16
1642{
1643	uint8_t opcode;
1644#define	SRC16_SERVICE_ACTION	0x10
1645	uint8_t service_action;
1646	uint8_t addr[8];
1647	uint8_t alloc_len[4];
1648#define	SRC16_PMI		0x01
1649#define	SRC16_RELADR		0x02
1650	uint8_t reladr;
1651	uint8_t control;
1652};
1653
1654struct scsi_read_capacity_data
1655{
1656	u_int8_t addr[4];
1657	u_int8_t length[4];
1658};
1659
1660struct scsi_read_capacity_data_long
1661{
1662	uint8_t addr[8];
1663	uint8_t length[4];
1664#define	SRC16_PROT_EN		0x01
1665#define	SRC16_P_TYPE		0x0e
1666#define	SRC16_PTYPE_1		0x00
1667#define	SRC16_PTYPE_2		0x02
1668#define	SRC16_PTYPE_3		0x04
1669	uint8_t prot;
1670#define	SRC16_LBPPBE		0x0f
1671#define	SRC16_PI_EXPONENT	0xf0
1672#define	SRC16_PI_EXPONENT_SHIFT	4
1673	uint8_t prot_lbppbe;
1674#define	SRC16_LALBA		0x3f
1675#define	SRC16_LBPRZ		0x40
1676#define	SRC16_LBPME		0x80
1677/*
1678 * Alternate versions of these macros that are intended for use on a 16-bit
1679 * version of the lalba_lbp field instead of the array of 2 8 bit numbers.
1680 */
1681#define	SRC16_LALBA_A		0x3fff
1682#define	SRC16_LBPRZ_A		0x4000
1683#define	SRC16_LBPME_A		0x8000
1684	uint8_t lalba_lbp[2];
1685	uint8_t	reserved[16];
1686};
1687
1688struct scsi_report_luns
1689{
1690	uint8_t opcode;
1691	uint8_t reserved1;
1692#define	RPL_REPORT_DEFAULT	0x00
1693#define	RPL_REPORT_WELLKNOWN	0x01
1694#define	RPL_REPORT_ALL		0x02
1695	uint8_t select_report;
1696	uint8_t reserved2[3];
1697	uint8_t length[4];
1698	uint8_t reserved3;
1699	uint8_t control;
1700};
1701
1702struct scsi_report_luns_lundata {
1703	uint8_t lundata[8];
1704#define	RPL_LUNDATA_PERIPH_BUS_MASK	0x3f
1705#define	RPL_LUNDATA_FLAT_LUN_MASK	0x3f
1706#define	RPL_LUNDATA_FLAT_LUN_BITS	0x06
1707#define	RPL_LUNDATA_LUN_TARG_MASK	0x3f
1708#define	RPL_LUNDATA_LUN_BUS_MASK	0xe0
1709#define	RPL_LUNDATA_LUN_LUN_MASK	0x1f
1710#define	RPL_LUNDATA_EXT_LEN_MASK	0x30
1711#define	RPL_LUNDATA_EXT_EAM_MASK	0x0f
1712#define	RPL_LUNDATA_EXT_EAM_WK		0x01
1713#define	RPL_LUNDATA_EXT_EAM_NOT_SPEC	0x0f
1714#define	RPL_LUNDATA_ATYP_MASK	0xc0	/* MBZ for type 0 lun */
1715#define	RPL_LUNDATA_ATYP_PERIPH	0x00
1716#define	RPL_LUNDATA_ATYP_FLAT	0x40
1717#define	RPL_LUNDATA_ATYP_LUN	0x80
1718#define	RPL_LUNDATA_ATYP_EXTLUN	0xc0
1719};
1720
1721struct scsi_report_luns_data {
1722	u_int8_t length[4];	/* length of LUN inventory, in bytes */
1723	u_int8_t reserved[4];	/* unused */
1724	/*
1725	 * LUN inventory- we only support the type zero form for now.
1726	 */
1727	struct scsi_report_luns_lundata luns[0];
1728};
1729
1730struct scsi_target_group
1731{
1732	uint8_t opcode;
1733	uint8_t service_action;
1734#define	STG_PDF_LENGTH		0x00
1735#define	RPL_PDF_EXTENDED	0x20
1736	uint8_t reserved1[4];
1737	uint8_t length[4];
1738	uint8_t reserved2;
1739	uint8_t control;
1740};
1741
1742struct scsi_target_port_descriptor {
1743	uint8_t	reserved[2];
1744	uint8_t	relative_target_port_identifier[2];
1745	uint8_t desc_list[];
1746};
1747
1748struct scsi_target_port_group_descriptor {
1749	uint8_t	pref_state;
1750#define	TPG_PRIMARY				0x80
1751#define	TPG_ASYMMETRIC_ACCESS_STATE_MASK	0xf
1752#define	TPG_ASYMMETRIC_ACCESS_OPTIMIZED		0x0
1753#define	TPG_ASYMMETRIC_ACCESS_NONOPTIMIZED	0x1
1754#define	TPG_ASYMMETRIC_ACCESS_STANDBY		0x2
1755#define	TPG_ASYMMETRIC_ACCESS_UNAVAILABLE	0x3
1756#define	TPG_ASYMMETRIC_ACCESS_LBA_DEPENDENT	0x4
1757#define	TPG_ASYMMETRIC_ACCESS_OFFLINE		0xE
1758#define	TPG_ASYMMETRIC_ACCESS_TRANSITIONING	0xF
1759	uint8_t support;
1760#define	TPG_AO_SUP	0x01
1761#define	TPG_AN_SUP	0x02
1762#define	TPG_S_SUP	0x04
1763#define	TPG_U_SUP	0x08
1764#define	TPG_LBD_SUP	0x10
1765#define	TPG_O_SUP	0x40
1766#define	TPG_T_SUP	0x80
1767	uint8_t target_port_group[2];
1768	uint8_t reserved;
1769	uint8_t status;
1770#define TPG_UNAVLBL      0
1771#define TPG_SET_BY_STPG  0x01
1772#define TPG_IMPLICIT     0x02
1773	uint8_t vendor_specific;
1774	uint8_t	target_port_count;
1775	struct scsi_target_port_descriptor descriptors[];
1776};
1777
1778struct scsi_target_group_data {
1779	uint8_t length[4];	/* length of returned data, in bytes */
1780	struct scsi_target_port_group_descriptor groups[];
1781};
1782
1783struct scsi_target_group_data_extended {
1784	uint8_t length[4];	/* length of returned data, in bytes */
1785	uint8_t format_type;	/* STG_PDF_LENGTH or RPL_PDF_EXTENDED */
1786	uint8_t	implicit_transition_time;
1787	uint8_t reserved[2];
1788	struct scsi_target_port_group_descriptor groups[];
1789};
1790
1791
1792typedef enum {
1793	SSD_TYPE_NONE,
1794	SSD_TYPE_FIXED,
1795	SSD_TYPE_DESC
1796} scsi_sense_data_type;
1797
1798typedef enum {
1799	SSD_ELEM_NONE,
1800	SSD_ELEM_SKIP,
1801	SSD_ELEM_DESC,
1802	SSD_ELEM_SKS,
1803	SSD_ELEM_COMMAND,
1804	SSD_ELEM_INFO,
1805	SSD_ELEM_FRU,
1806	SSD_ELEM_STREAM,
1807	SSD_ELEM_MAX
1808} scsi_sense_elem_type;
1809
1810
1811struct scsi_sense_data
1812{
1813	uint8_t error_code;
1814	/*
1815	 * SPC-4 says that the maximum length of sense data is 252 bytes.
1816	 * So this structure is exactly 252 bytes log.
1817	 */
1818#define	SSD_FULL_SIZE 252
1819	uint8_t sense_buf[SSD_FULL_SIZE - 1];
1820	/*
1821	 * XXX KDM is this still a reasonable minimum size?
1822	 */
1823#define	SSD_MIN_SIZE 18
1824	/*
1825	 * Maximum value for the extra_len field in the sense data.
1826	 */
1827#define	SSD_EXTRA_MAX 244
1828};
1829
1830/*
1831 * Fixed format sense data.
1832 */
1833struct scsi_sense_data_fixed
1834{
1835	u_int8_t error_code;
1836#define	SSD_ERRCODE			0x7F
1837#define		SSD_CURRENT_ERROR	0x70
1838#define		SSD_DEFERRED_ERROR	0x71
1839#define	SSD_ERRCODE_VALID	0x80
1840	u_int8_t segment;
1841	u_int8_t flags;
1842#define	SSD_KEY				0x0F
1843#define		SSD_KEY_NO_SENSE	0x00
1844#define		SSD_KEY_RECOVERED_ERROR	0x01
1845#define		SSD_KEY_NOT_READY	0x02
1846#define		SSD_KEY_MEDIUM_ERROR	0x03
1847#define		SSD_KEY_HARDWARE_ERROR	0x04
1848#define		SSD_KEY_ILLEGAL_REQUEST	0x05
1849#define		SSD_KEY_UNIT_ATTENTION	0x06
1850#define		SSD_KEY_DATA_PROTECT	0x07
1851#define		SSD_KEY_BLANK_CHECK	0x08
1852#define		SSD_KEY_Vendor_Specific	0x09
1853#define		SSD_KEY_COPY_ABORTED	0x0a
1854#define		SSD_KEY_ABORTED_COMMAND	0x0b
1855#define		SSD_KEY_EQUAL		0x0c
1856#define		SSD_KEY_VOLUME_OVERFLOW	0x0d
1857#define		SSD_KEY_MISCOMPARE	0x0e
1858#define		SSD_KEY_COMPLETED	0x0f
1859#define	SSD_ILI		0x20
1860#define	SSD_EOM		0x40
1861#define	SSD_FILEMARK	0x80
1862	u_int8_t info[4];
1863	u_int8_t extra_len;
1864	u_int8_t cmd_spec_info[4];
1865	u_int8_t add_sense_code;
1866	u_int8_t add_sense_code_qual;
1867	u_int8_t fru;
1868	u_int8_t sense_key_spec[3];
1869#define	SSD_SCS_VALID		0x80
1870#define	SSD_FIELDPTR_CMD	0x40
1871#define	SSD_BITPTR_VALID	0x08
1872#define	SSD_BITPTR_VALUE	0x07
1873	u_int8_t extra_bytes[14];
1874#define	SSD_FIXED_IS_PRESENT(sense, length, field) 			\
1875	((length >= (offsetof(struct scsi_sense_data_fixed, field) +	\
1876	sizeof(sense->field))) ? 1 :0)
1877#define	SSD_FIXED_IS_FILLED(sense, field) 				\
1878	((((offsetof(struct scsi_sense_data_fixed, field) +		\
1879	sizeof(sense->field)) -						\
1880	(offsetof(struct scsi_sense_data_fixed, extra_len) +		\
1881	sizeof(sense->extra_len))) <= sense->extra_len) ? 1 : 0)
1882};
1883
1884/*
1885 * Descriptor format sense data definitions.
1886 * Introduced in SPC-3.
1887 */
1888struct scsi_sense_data_desc
1889{
1890	uint8_t	error_code;
1891#define	SSD_DESC_CURRENT_ERROR	0x72
1892#define	SSD_DESC_DEFERRED_ERROR	0x73
1893	uint8_t sense_key;
1894	uint8_t	add_sense_code;
1895	uint8_t	add_sense_code_qual;
1896	uint8_t	reserved[3];
1897	/*
1898	 * Note that SPC-4, section 4.5.2.1 says that the extra_len field
1899	 * must be less than or equal to 244.
1900	 */
1901	uint8_t	extra_len;
1902	uint8_t	sense_desc[0];
1903#define	SSD_DESC_IS_PRESENT(sense, length, field) 			\
1904	((length >= (offsetof(struct scsi_sense_data_desc, field) +	\
1905	sizeof(sense->field))) ? 1 :0)
1906};
1907
1908struct scsi_sense_desc_header
1909{
1910	uint8_t desc_type;
1911	uint8_t length;
1912};
1913/*
1914 * The information provide in the Information descriptor is device type or
1915 * command specific information, and defined in a command standard.
1916 *
1917 * Note that any changes to the field names or positions in this structure,
1918 * even reserved fields, should be accompanied by an examination of the
1919 * code in ctl_set_sense() that uses them.
1920 *
1921 * Maximum descriptors allowed: 1 (as of SPC-4)
1922 */
1923struct scsi_sense_info
1924{
1925	uint8_t	desc_type;
1926#define	SSD_DESC_INFO	0x00
1927	uint8_t	length;
1928	uint8_t	byte2;
1929#define	SSD_INFO_VALID	0x80
1930	uint8_t	reserved;
1931	uint8_t	info[8];
1932};
1933
1934/*
1935 * Command-specific information depends on the command for which the
1936 * reported condition occured.
1937 *
1938 * Note that any changes to the field names or positions in this structure,
1939 * even reserved fields, should be accompanied by an examination of the
1940 * code in ctl_set_sense() that uses them.
1941 *
1942 * Maximum descriptors allowed: 1 (as of SPC-4)
1943 */
1944struct scsi_sense_command
1945{
1946	uint8_t	desc_type;
1947#define	SSD_DESC_COMMAND	0x01
1948	uint8_t	length;
1949	uint8_t	reserved[2];
1950	uint8_t	command_info[8];
1951};
1952
1953/*
1954 * Sense key specific descriptor.  The sense key specific data format
1955 * depends on the sense key in question.
1956 *
1957 * Maximum descriptors allowed: 1 (as of SPC-4)
1958 */
1959struct scsi_sense_sks
1960{
1961	uint8_t	desc_type;
1962#define	SSD_DESC_SKS		0x02
1963	uint8_t	length;
1964	uint8_t reserved1[2];
1965	uint8_t	sense_key_spec[3];
1966#define	SSD_SKS_VALID		0x80
1967	uint8_t reserved2;
1968};
1969
1970/*
1971 * This is used for the Illegal Request sense key (0x05) only.
1972 */
1973struct scsi_sense_sks_field
1974{
1975	uint8_t	byte0;
1976#define	SSD_SKS_FIELD_VALID	0x80
1977#define	SSD_SKS_FIELD_CMD	0x40
1978#define	SSD_SKS_BPV		0x08
1979#define	SSD_SKS_BIT_VALUE	0x07
1980	uint8_t	field[2];
1981};
1982
1983
1984/*
1985 * This is used for the Hardware Error (0x04), Medium Error (0x03) and
1986 * Recovered Error (0x01) sense keys.
1987 */
1988struct scsi_sense_sks_retry
1989{
1990	uint8_t byte0;
1991#define	SSD_SKS_RETRY_VALID	0x80
1992	uint8_t actual_retry_count[2];
1993};
1994
1995/*
1996 * Used with the NO Sense (0x00) or Not Ready (0x02) sense keys.
1997 */
1998struct scsi_sense_sks_progress
1999{
2000	uint8_t byte0;
2001#define	SSD_SKS_PROGRESS_VALID	0x80
2002	uint8_t progress[2];
2003#define	SSD_SKS_PROGRESS_DENOM	0x10000
2004};
2005
2006/*
2007 * Used with the Copy Aborted (0x0a) sense key.
2008 */
2009struct scsi_sense_sks_segment
2010{
2011	uint8_t byte0;
2012#define	SSD_SKS_SEGMENT_VALID	0x80
2013#define	SSD_SKS_SEGMENT_SD	0x20
2014#define	SSD_SKS_SEGMENT_BPV	0x08
2015#define	SSD_SKS_SEGMENT_BITPTR	0x07
2016	uint8_t field[2];
2017};
2018
2019/*
2020 * Used with the Unit Attention (0x06) sense key.
2021 *
2022 * This is currently used to indicate that the unit attention condition
2023 * queue has overflowed (when the overflow bit is set).
2024 */
2025struct scsi_sense_sks_overflow
2026{
2027	uint8_t byte0;
2028#define	SSD_SKS_OVERFLOW_VALID	0x80
2029#define	SSD_SKS_OVERFLOW_SET	0x01
2030	uint8_t	reserved[2];
2031};
2032
2033/*
2034 * This specifies which component is associated with the sense data.  There
2035 * is no standard meaning for the fru value.
2036 *
2037 * Maximum descriptors allowed: 1 (as of SPC-4)
2038 */
2039struct scsi_sense_fru
2040{
2041	uint8_t	desc_type;
2042#define	SSD_DESC_FRU		0x03
2043	uint8_t	length;
2044	uint8_t reserved;
2045	uint8_t fru;
2046};
2047
2048/*
2049 * Used for Stream commands, defined in SSC-4.
2050 *
2051 * Maximum descriptors allowed: 1 (as of SPC-4)
2052 */
2053
2054struct scsi_sense_stream
2055{
2056	uint8_t	desc_type;
2057#define	SSD_DESC_STREAM		0x04
2058	uint8_t	length;
2059	uint8_t	reserved;
2060	uint8_t	byte3;
2061#define	SSD_DESC_STREAM_FM	0x80
2062#define	SSD_DESC_STREAM_EOM	0x40
2063#define	SSD_DESC_STREAM_ILI	0x20
2064};
2065
2066/*
2067 * Used for Block commands, defined in SBC-3.
2068 *
2069 * This is currently (as of SBC-3) only used for the Incorrect Length
2070 * Indication (ILI) bit, which says that the data length requested in the
2071 * READ LONG or WRITE LONG command did not match the length of the logical
2072 * block.
2073 *
2074 * Maximum descriptors allowed: 1 (as of SPC-4)
2075 */
2076struct scsi_sense_block
2077{
2078	uint8_t	desc_type;
2079#define	SSD_DESC_BLOCK		0x05
2080	uint8_t	length;
2081	uint8_t	reserved;
2082	uint8_t	byte3;
2083#define	SSD_DESC_BLOCK_ILI	0x20
2084};
2085
2086/*
2087 * Used for Object-Based Storage Devices (OSD-3).
2088 *
2089 * Maximum descriptors allowed: 1 (as of SPC-4)
2090 */
2091struct scsi_sense_osd_objid
2092{
2093	uint8_t	desc_type;
2094#define	SSD_DESC_OSD_OBJID	0x06
2095	uint8_t	length;
2096	uint8_t	reserved[6];
2097	/*
2098	 * XXX KDM provide the bit definitions here?  There are a lot of
2099	 * them, and we don't have an OSD driver yet.
2100	 */
2101	uint8_t	not_init_cmds[4];
2102	uint8_t	completed_cmds[4];
2103	uint8_t	partition_id[8];
2104	uint8_t	object_id[8];
2105};
2106
2107/*
2108 * Used for Object-Based Storage Devices (OSD-3).
2109 *
2110 * Maximum descriptors allowed: 1 (as of SPC-4)
2111 */
2112struct scsi_sense_osd_integrity
2113{
2114	uint8_t	desc_type;
2115#define	SSD_DESC_OSD_INTEGRITY	0x07
2116	uint8_t	length;
2117	uint8_t	integ_check_val[32];
2118};
2119
2120/*
2121 * Used for Object-Based Storage Devices (OSD-3).
2122 *
2123 * Maximum descriptors allowed: 1 (as of SPC-4)
2124 */
2125struct scsi_sense_osd_attr_id
2126{
2127	uint8_t	desc_type;
2128#define	SSD_DESC_OSD_ATTR_ID	0x08
2129	uint8_t	length;
2130	uint8_t	reserved[2];
2131	uint8_t	attr_desc[0];
2132};
2133
2134/*
2135 * Used with Sense keys No Sense (0x00) and Not Ready (0x02).
2136 *
2137 * Maximum descriptors allowed: 32 (as of SPC-4)
2138 */
2139struct scsi_sense_progress
2140{
2141	uint8_t	desc_type;
2142#define	SSD_DESC_PROGRESS	0x0a
2143	uint8_t	length;
2144	uint8_t	sense_key;
2145	uint8_t	add_sense_code;
2146	uint8_t	add_sense_code_qual;
2147	uint8_t reserved;
2148	uint8_t	progress[2];
2149};
2150
2151/*
2152 * This is typically forwarded as the result of an EXTENDED COPY command.
2153 *
2154 * Maximum descriptors allowed: 2 (as of SPC-4)
2155 */
2156struct scsi_sense_forwarded
2157{
2158	uint8_t	desc_type;
2159#define	SSD_DESC_FORWARDED	0x0c
2160	uint8_t	length;
2161	uint8_t	byte2;
2162#define	SSD_FORWARDED_FSDT	0x80
2163#define	SSD_FORWARDED_SDS_MASK	0x0f
2164#define	SSD_FORWARDED_SDS_UNK	0x00
2165#define	SSD_FORWARDED_SDS_EXSRC	0x01
2166#define	SSD_FORWARDED_SDS_EXDST	0x02
2167};
2168
2169/*
2170 * Vendor-specific sense descriptor.  The desc_type field will be in the
2171 * range bewteen MIN and MAX inclusive.
2172 */
2173struct scsi_sense_vendor
2174{
2175	uint8_t	desc_type;
2176#define	SSD_DESC_VENDOR_MIN	0x80
2177#define	SSD_DESC_VENDOR_MAX	0xff
2178	uint8_t length;
2179	uint8_t	data[0];
2180};
2181
2182struct scsi_mode_header_6
2183{
2184	u_int8_t data_length;	/* Sense data length */
2185	u_int8_t medium_type;
2186	u_int8_t dev_spec;
2187	u_int8_t blk_desc_len;
2188};
2189
2190struct scsi_mode_header_10
2191{
2192	u_int8_t data_length[2];/* Sense data length */
2193	u_int8_t medium_type;
2194	u_int8_t dev_spec;
2195	u_int8_t unused[2];
2196	u_int8_t blk_desc_len[2];
2197};
2198
2199struct scsi_mode_page_header
2200{
2201	u_int8_t page_code;
2202#define	SMPH_PS		0x80
2203#define	SMPH_SPF	0x40
2204#define	SMPH_PC_MASK	0x3f
2205	u_int8_t page_length;
2206};
2207
2208struct scsi_mode_page_header_sp
2209{
2210	uint8_t page_code;
2211	uint8_t subpage;
2212	uint8_t page_length[2];
2213};
2214
2215
2216struct scsi_mode_blk_desc
2217{
2218	u_int8_t density;
2219	u_int8_t nblocks[3];
2220	u_int8_t reserved;
2221	u_int8_t blklen[3];
2222};
2223
2224#define	SCSI_DEFAULT_DENSITY	0x00	/* use 'default' density */
2225#define	SCSI_SAME_DENSITY	0x7f	/* use 'same' density- >= SCSI-2 only */
2226
2227
2228/*
2229 * Status Byte
2230 */
2231#define	SCSI_STATUS_OK			0x00
2232#define	SCSI_STATUS_CHECK_COND		0x02
2233#define	SCSI_STATUS_COND_MET		0x04
2234#define	SCSI_STATUS_BUSY		0x08
2235#define	SCSI_STATUS_INTERMED		0x10
2236#define	SCSI_STATUS_INTERMED_COND_MET	0x14
2237#define	SCSI_STATUS_RESERV_CONFLICT	0x18
2238#define	SCSI_STATUS_CMD_TERMINATED	0x22	/* Obsolete in SAM-2 */
2239#define	SCSI_STATUS_QUEUE_FULL		0x28
2240#define	SCSI_STATUS_ACA_ACTIVE		0x30
2241#define	SCSI_STATUS_TASK_ABORTED	0x40
2242
2243struct scsi_inquiry_pattern {
2244	u_int8_t   type;
2245	u_int8_t   media_type;
2246#define	SIP_MEDIA_REMOVABLE	0x01
2247#define	SIP_MEDIA_FIXED		0x02
2248	const char *vendor;
2249	const char *product;
2250	const char *revision;
2251};
2252
2253struct scsi_static_inquiry_pattern {
2254	u_int8_t   type;
2255	u_int8_t   media_type;
2256	char       vendor[SID_VENDOR_SIZE+1];
2257	char       product[SID_PRODUCT_SIZE+1];
2258	char       revision[SID_REVISION_SIZE+1];
2259};
2260
2261struct scsi_sense_quirk_entry {
2262	struct scsi_inquiry_pattern	inq_pat;
2263	int				num_sense_keys;
2264	int				num_ascs;
2265	struct sense_key_table_entry	*sense_key_info;
2266	struct asc_table_entry		*asc_info;
2267};
2268
2269struct sense_key_table_entry {
2270	u_int8_t    sense_key;
2271	u_int32_t   action;
2272	const char *desc;
2273};
2274
2275struct asc_table_entry {
2276	u_int8_t    asc;
2277	u_int8_t    ascq;
2278	u_int32_t   action;
2279	const char *desc;
2280};
2281
2282struct op_table_entry {
2283	u_int8_t    opcode;
2284	u_int32_t   opmask;
2285	const char  *desc;
2286};
2287
2288struct scsi_op_quirk_entry {
2289	struct scsi_inquiry_pattern	inq_pat;
2290	int				num_ops;
2291	struct op_table_entry		*op_table;
2292};
2293
2294typedef enum {
2295	SSS_FLAG_NONE		= 0x00,
2296	SSS_FLAG_PRINT_COMMAND	= 0x01
2297} scsi_sense_string_flags;
2298
2299struct ccb_scsiio;
2300struct cam_periph;
2301union  ccb;
2302#ifndef _KERNEL
2303struct cam_device;
2304#endif
2305
2306extern const char *scsi_sense_key_text[];
2307
2308struct sbuf;
2309
2310__BEGIN_DECLS
2311void scsi_sense_desc(int sense_key, int asc, int ascq,
2312		     struct scsi_inquiry_data *inq_data,
2313		     const char **sense_key_desc, const char **asc_desc);
2314scsi_sense_action scsi_error_action(struct ccb_scsiio* csio,
2315				    struct scsi_inquiry_data *inq_data,
2316				    u_int32_t sense_flags);
2317const char *	scsi_status_string(struct ccb_scsiio *csio);
2318
2319void scsi_desc_iterate(struct scsi_sense_data_desc *sense, u_int sense_len,
2320		       int (*iter_func)(struct scsi_sense_data_desc *sense,
2321					u_int, struct scsi_sense_desc_header *,
2322					void *), void *arg);
2323uint8_t *scsi_find_desc(struct scsi_sense_data_desc *sense, u_int sense_len,
2324			uint8_t desc_type);
2325void scsi_set_sense_data(struct scsi_sense_data *sense_data,
2326			 scsi_sense_data_type sense_format, int current_error,
2327			 int sense_key, int asc, int ascq, ...) ;
2328void scsi_set_sense_data_va(struct scsi_sense_data *sense_data,
2329			    scsi_sense_data_type sense_format,
2330			    int current_error, int sense_key, int asc,
2331			    int ascq, va_list ap);
2332int scsi_get_sense_info(struct scsi_sense_data *sense_data, u_int sense_len,
2333			uint8_t info_type, uint64_t *info,
2334			int64_t *signed_info);
2335int scsi_get_sks(struct scsi_sense_data *sense_data, u_int sense_len,
2336		 uint8_t *sks);
2337int scsi_get_block_info(struct scsi_sense_data *sense_data, u_int sense_len,
2338			struct scsi_inquiry_data *inq_data,
2339			uint8_t *block_bits);
2340int scsi_get_stream_info(struct scsi_sense_data *sense_data, u_int sense_len,
2341			 struct scsi_inquiry_data *inq_data,
2342			 uint8_t *stream_bits);
2343void scsi_info_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len,
2344		    struct scsi_inquiry_data *inq_data, uint64_t info);
2345void scsi_command_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len,
2346		       struct scsi_inquiry_data *inq_data, uint64_t csi);
2347void scsi_progress_sbuf(struct sbuf *sb, uint16_t progress);
2348int scsi_sks_sbuf(struct sbuf *sb, int sense_key, uint8_t *sks);
2349void scsi_fru_sbuf(struct sbuf *sb, uint64_t fru);
2350void scsi_stream_sbuf(struct sbuf *sb, uint8_t stream_bits, uint64_t info);
2351void scsi_block_sbuf(struct sbuf *sb, uint8_t block_bits, uint64_t info);
2352void scsi_sense_info_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2353			  u_int sense_len, uint8_t *cdb, int cdb_len,
2354			  struct scsi_inquiry_data *inq_data,
2355			  struct scsi_sense_desc_header *header);
2356
2357void scsi_sense_command_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2358			     u_int sense_len, uint8_t *cdb, int cdb_len,
2359			     struct scsi_inquiry_data *inq_data,
2360			     struct scsi_sense_desc_header *header);
2361void scsi_sense_sks_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2362			 u_int sense_len, uint8_t *cdb, int cdb_len,
2363			 struct scsi_inquiry_data *inq_data,
2364			 struct scsi_sense_desc_header *header);
2365void scsi_sense_fru_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2366			 u_int sense_len, uint8_t *cdb, int cdb_len,
2367			 struct scsi_inquiry_data *inq_data,
2368			 struct scsi_sense_desc_header *header);
2369void scsi_sense_stream_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2370			    u_int sense_len, uint8_t *cdb, int cdb_len,
2371			    struct scsi_inquiry_data *inq_data,
2372			    struct scsi_sense_desc_header *header);
2373void scsi_sense_block_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2374			   u_int sense_len, uint8_t *cdb, int cdb_len,
2375			   struct scsi_inquiry_data *inq_data,
2376			   struct scsi_sense_desc_header *header);
2377void scsi_sense_progress_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2378			      u_int sense_len, uint8_t *cdb, int cdb_len,
2379			      struct scsi_inquiry_data *inq_data,
2380			      struct scsi_sense_desc_header *header);
2381void scsi_sense_generic_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2382			     u_int sense_len, uint8_t *cdb, int cdb_len,
2383			     struct scsi_inquiry_data *inq_data,
2384			     struct scsi_sense_desc_header *header);
2385void scsi_sense_desc_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2386			  u_int sense_len, uint8_t *cdb, int cdb_len,
2387			  struct scsi_inquiry_data *inq_data,
2388			  struct scsi_sense_desc_header *header);
2389scsi_sense_data_type scsi_sense_type(struct scsi_sense_data *sense_data);
2390
2391void scsi_sense_only_sbuf(struct scsi_sense_data *sense, u_int sense_len,
2392			  struct sbuf *sb, char *path_str,
2393			  struct scsi_inquiry_data *inq_data, uint8_t *cdb,
2394			  int cdb_len);
2395
2396#ifdef _KERNEL
2397int		scsi_command_string(struct ccb_scsiio *csio, struct sbuf *sb);
2398int		scsi_sense_sbuf(struct ccb_scsiio *csio, struct sbuf *sb,
2399				scsi_sense_string_flags flags);
2400char *		scsi_sense_string(struct ccb_scsiio *csio,
2401				  char *str, int str_len);
2402void		scsi_sense_print(struct ccb_scsiio *csio);
2403int 		scsi_vpd_supported_page(struct cam_periph *periph,
2404					uint8_t page_id);
2405#else /* _KERNEL */
2406int		scsi_command_string(struct cam_device *device,
2407				    struct ccb_scsiio *csio, struct sbuf *sb);
2408int		scsi_sense_sbuf(struct cam_device *device,
2409				struct ccb_scsiio *csio, struct sbuf *sb,
2410				scsi_sense_string_flags flags);
2411char *		scsi_sense_string(struct cam_device *device,
2412				  struct ccb_scsiio *csio,
2413				  char *str, int str_len);
2414void		scsi_sense_print(struct cam_device *device,
2415				 struct ccb_scsiio *csio, FILE *ofile);
2416#endif /* _KERNEL */
2417
2418const char *	scsi_op_desc(u_int16_t opcode,
2419			     struct scsi_inquiry_data *inq_data);
2420char *		scsi_cdb_string(u_int8_t *cdb_ptr, char *cdb_string,
2421				size_t len);
2422
2423void		scsi_print_inquiry(struct scsi_inquiry_data *inq_data);
2424void		scsi_print_inquiry_short(struct scsi_inquiry_data *inq_data);
2425
2426u_int		scsi_calc_syncsrate(u_int period_factor);
2427u_int		scsi_calc_syncparam(u_int period);
2428
2429typedef int	(*scsi_devid_checkfn_t)(uint8_t *);
2430int		scsi_devid_is_naa_ieee_reg(uint8_t *bufp);
2431int		scsi_devid_is_sas_target(uint8_t *bufp);
2432int		scsi_devid_is_lun_eui64(uint8_t *bufp);
2433int		scsi_devid_is_lun_naa(uint8_t *bufp);
2434int		scsi_devid_is_lun_name(uint8_t *bufp);
2435int		scsi_devid_is_lun_t10(uint8_t *bufp);
2436struct scsi_vpd_id_descriptor *
2437		scsi_get_devid(struct scsi_vpd_device_id *id, uint32_t len,
2438			       scsi_devid_checkfn_t ck_fn);
2439
2440void		scsi_test_unit_ready(struct ccb_scsiio *csio, u_int32_t retries,
2441				     void (*cbfcnp)(struct cam_periph *,
2442						    union ccb *),
2443				     u_int8_t tag_action,
2444				     u_int8_t sense_len, u_int32_t timeout);
2445
2446void		scsi_request_sense(struct ccb_scsiio *csio, u_int32_t retries,
2447				   void (*cbfcnp)(struct cam_periph *,
2448						  union ccb *),
2449				   void *data_ptr, u_int8_t dxfer_len,
2450				   u_int8_t tag_action, u_int8_t sense_len,
2451				   u_int32_t timeout);
2452
2453void		scsi_inquiry(struct ccb_scsiio *csio, u_int32_t retries,
2454			     void (*cbfcnp)(struct cam_periph *, union ccb *),
2455			     u_int8_t tag_action, u_int8_t *inq_buf,
2456			     u_int32_t inq_len, int evpd, u_int8_t page_code,
2457			     u_int8_t sense_len, u_int32_t timeout);
2458
2459void		scsi_mode_sense(struct ccb_scsiio *csio, u_int32_t retries,
2460				void (*cbfcnp)(struct cam_periph *,
2461					       union ccb *),
2462				u_int8_t tag_action, int dbd,
2463				u_int8_t page_code, u_int8_t page,
2464				u_int8_t *param_buf, u_int32_t param_len,
2465				u_int8_t sense_len, u_int32_t timeout);
2466
2467void		scsi_mode_sense_len(struct ccb_scsiio *csio, u_int32_t retries,
2468				    void (*cbfcnp)(struct cam_periph *,
2469						   union ccb *),
2470				    u_int8_t tag_action, int dbd,
2471				    u_int8_t page_code, u_int8_t page,
2472				    u_int8_t *param_buf, u_int32_t param_len,
2473				    int minimum_cmd_size, u_int8_t sense_len,
2474				    u_int32_t timeout);
2475
2476void		scsi_mode_select(struct ccb_scsiio *csio, u_int32_t retries,
2477				 void (*cbfcnp)(struct cam_periph *,
2478						union ccb *),
2479				 u_int8_t tag_action, int scsi_page_fmt,
2480				 int save_pages, u_int8_t *param_buf,
2481				 u_int32_t param_len, u_int8_t sense_len,
2482				 u_int32_t timeout);
2483
2484void		scsi_mode_select_len(struct ccb_scsiio *csio, u_int32_t retries,
2485				     void (*cbfcnp)(struct cam_periph *,
2486						    union ccb *),
2487				     u_int8_t tag_action, int scsi_page_fmt,
2488				     int save_pages, u_int8_t *param_buf,
2489				     u_int32_t param_len, int minimum_cmd_size,
2490				     u_int8_t sense_len, u_int32_t timeout);
2491
2492void		scsi_log_sense(struct ccb_scsiio *csio, u_int32_t retries,
2493			       void (*cbfcnp)(struct cam_periph *, union ccb *),
2494			       u_int8_t tag_action, u_int8_t page_code,
2495			       u_int8_t page, int save_pages, int ppc,
2496			       u_int32_t paramptr, u_int8_t *param_buf,
2497			       u_int32_t param_len, u_int8_t sense_len,
2498			       u_int32_t timeout);
2499
2500void		scsi_log_select(struct ccb_scsiio *csio, u_int32_t retries,
2501				void (*cbfcnp)(struct cam_periph *,
2502				union ccb *), u_int8_t tag_action,
2503				u_int8_t page_code, int save_pages,
2504				int pc_reset, u_int8_t *param_buf,
2505				u_int32_t param_len, u_int8_t sense_len,
2506				u_int32_t timeout);
2507
2508void		scsi_prevent(struct ccb_scsiio *csio, u_int32_t retries,
2509			     void (*cbfcnp)(struct cam_periph *, union ccb *),
2510			     u_int8_t tag_action, u_int8_t action,
2511			     u_int8_t sense_len, u_int32_t timeout);
2512
2513void		scsi_read_capacity(struct ccb_scsiio *csio, u_int32_t retries,
2514				   void (*cbfcnp)(struct cam_periph *,
2515				   union ccb *), u_int8_t tag_action,
2516				   struct scsi_read_capacity_data *,
2517				   u_int8_t sense_len, u_int32_t timeout);
2518void		scsi_read_capacity_16(struct ccb_scsiio *csio, uint32_t retries,
2519				      void (*cbfcnp)(struct cam_periph *,
2520				      union ccb *), uint8_t tag_action,
2521				      uint64_t lba, int reladr, int pmi,
2522				      uint8_t *rcap_buf, int rcap_buf_len,
2523				      uint8_t sense_len, uint32_t timeout);
2524
2525void		scsi_report_luns(struct ccb_scsiio *csio, u_int32_t retries,
2526				 void (*cbfcnp)(struct cam_periph *,
2527				 union ccb *), u_int8_t tag_action,
2528				 u_int8_t select_report,
2529				 struct scsi_report_luns_data *rpl_buf,
2530				 u_int32_t alloc_len, u_int8_t sense_len,
2531				 u_int32_t timeout);
2532
2533void		scsi_report_target_group(struct ccb_scsiio *csio, u_int32_t retries,
2534				 void (*cbfcnp)(struct cam_periph *,
2535				 union ccb *), u_int8_t tag_action,
2536				 u_int8_t pdf,
2537				 void *buf,
2538				 u_int32_t alloc_len, u_int8_t sense_len,
2539				 u_int32_t timeout);
2540
2541void		scsi_set_target_group(struct ccb_scsiio *csio, u_int32_t retries,
2542				 void (*cbfcnp)(struct cam_periph *,
2543				 union ccb *), u_int8_t tag_action, void *buf,
2544				 u_int32_t alloc_len, u_int8_t sense_len,
2545				 u_int32_t timeout);
2546
2547void		scsi_synchronize_cache(struct ccb_scsiio *csio,
2548				       u_int32_t retries,
2549				       void (*cbfcnp)(struct cam_periph *,
2550				       union ccb *), u_int8_t tag_action,
2551				       u_int32_t begin_lba, u_int16_t lb_count,
2552				       u_int8_t sense_len, u_int32_t timeout);
2553
2554void scsi_receive_diagnostic_results(struct ccb_scsiio *csio, u_int32_t retries,
2555				     void (*cbfcnp)(struct cam_periph *,
2556						    union ccb*),
2557				     uint8_t tag_action, int pcv,
2558				     uint8_t page_code, uint8_t *data_ptr,
2559				     uint16_t allocation_length,
2560				     uint8_t sense_len, uint32_t timeout);
2561
2562void scsi_send_diagnostic(struct ccb_scsiio *csio, u_int32_t retries,
2563			  void (*cbfcnp)(struct cam_periph *, union ccb *),
2564			  uint8_t tag_action, int unit_offline,
2565			  int device_offline, int self_test, int page_format,
2566			  int self_test_code, uint8_t *data_ptr,
2567			  uint16_t param_list_length, uint8_t sense_len,
2568			  uint32_t timeout);
2569
2570void scsi_read_buffer(struct ccb_scsiio *csio, u_int32_t retries,
2571			void (*cbfcnp)(struct cam_periph *, union ccb*),
2572			uint8_t tag_action, int mode,
2573			uint8_t buffer_id, u_int32_t offset,
2574			uint8_t *data_ptr, uint32_t allocation_length,
2575			uint8_t sense_len, uint32_t timeout);
2576
2577void scsi_write_buffer(struct ccb_scsiio *csio, u_int32_t retries,
2578			void (*cbfcnp)(struct cam_periph *, union ccb *),
2579			uint8_t tag_action, int mode,
2580			uint8_t buffer_id, u_int32_t offset,
2581			uint8_t *data_ptr, uint32_t param_list_length,
2582			uint8_t sense_len, uint32_t timeout);
2583
2584#define	SCSI_RW_READ	0x0001
2585#define	SCSI_RW_WRITE	0x0002
2586#define	SCSI_RW_DIRMASK	0x0003
2587#define	SCSI_RW_BIO	0x1000
2588void scsi_read_write(struct ccb_scsiio *csio, u_int32_t retries,
2589		     void (*cbfcnp)(struct cam_periph *, union ccb *),
2590		     u_int8_t tag_action, int readop, u_int8_t byte2,
2591		     int minimum_cmd_size, u_int64_t lba,
2592		     u_int32_t block_count, u_int8_t *data_ptr,
2593		     u_int32_t dxfer_len, u_int8_t sense_len,
2594		     u_int32_t timeout);
2595
2596void scsi_write_same(struct ccb_scsiio *csio, u_int32_t retries,
2597		     void (*cbfcnp)(struct cam_periph *, union ccb *),
2598		     u_int8_t tag_action, u_int8_t byte2,
2599		     int minimum_cmd_size, u_int64_t lba,
2600		     u_int32_t block_count, u_int8_t *data_ptr,
2601		     u_int32_t dxfer_len, u_int8_t sense_len,
2602		     u_int32_t timeout);
2603
2604void scsi_ata_identify(struct ccb_scsiio *csio, u_int32_t retries,
2605		       void (*cbfcnp)(struct cam_periph *, union ccb *),
2606		       u_int8_t tag_action, u_int8_t *data_ptr,
2607		       u_int16_t dxfer_len, u_int8_t sense_len,
2608		       u_int32_t timeout);
2609
2610void scsi_ata_trim(struct ccb_scsiio *csio, u_int32_t retries,
2611	           void (*cbfcnp)(struct cam_periph *, union ccb *),
2612	           u_int8_t tag_action, u_int16_t block_count,
2613	           u_int8_t *data_ptr, u_int16_t dxfer_len,
2614	           u_int8_t sense_len, u_int32_t timeout);
2615
2616void scsi_ata_pass_16(struct ccb_scsiio *csio, u_int32_t retries,
2617		      void (*cbfcnp)(struct cam_periph *, union ccb *),
2618		      u_int32_t flags, u_int8_t tag_action,
2619		      u_int8_t protocol, u_int8_t ata_flags, u_int16_t features,
2620		      u_int16_t sector_count, uint64_t lba, u_int8_t command,
2621		      u_int8_t control, u_int8_t *data_ptr, u_int16_t dxfer_len,
2622		      u_int8_t sense_len, u_int32_t timeout);
2623
2624void scsi_unmap(struct ccb_scsiio *csio, u_int32_t retries,
2625		void (*cbfcnp)(struct cam_periph *, union ccb *),
2626		u_int8_t tag_action, u_int8_t byte2,
2627		u_int8_t *data_ptr, u_int16_t dxfer_len,
2628		u_int8_t sense_len, u_int32_t timeout);
2629
2630void scsi_start_stop(struct ccb_scsiio *csio, u_int32_t retries,
2631		     void (*cbfcnp)(struct cam_periph *, union ccb *),
2632		     u_int8_t tag_action, int start, int load_eject,
2633		     int immediate, u_int8_t sense_len, u_int32_t timeout);
2634
2635int		scsi_inquiry_match(caddr_t inqbuffer, caddr_t table_entry);
2636int		scsi_static_inquiry_match(caddr_t inqbuffer,
2637					  caddr_t table_entry);
2638int		scsi_devid_match(uint8_t *rhs, size_t rhs_len,
2639				 uint8_t *lhs, size_t lhs_len);
2640
2641void scsi_extract_sense(struct scsi_sense_data *sense, int *error_code,
2642			int *sense_key, int *asc, int *ascq);
2643int scsi_extract_sense_ccb(union ccb *ccb, int *error_code, int *sense_key,
2644			   int *asc, int *ascq);
2645void scsi_extract_sense_len(struct scsi_sense_data *sense,
2646			    u_int sense_len, int *error_code, int *sense_key,
2647			    int *asc, int *ascq, int show_errors);
2648int scsi_get_sense_key(struct scsi_sense_data *sense, u_int sense_len,
2649		       int show_errors);
2650int scsi_get_asc(struct scsi_sense_data *sense, u_int sense_len,
2651		 int show_errors);
2652int scsi_get_ascq(struct scsi_sense_data *sense, u_int sense_len,
2653		  int show_errors);
2654static __inline void scsi_ulto2b(u_int32_t val, u_int8_t *bytes);
2655static __inline void scsi_ulto3b(u_int32_t val, u_int8_t *bytes);
2656static __inline void scsi_ulto4b(u_int32_t val, u_int8_t *bytes);
2657static __inline void scsi_u64to8b(u_int64_t val, u_int8_t *bytes);
2658static __inline uint32_t scsi_2btoul(const uint8_t *bytes);
2659static __inline uint32_t scsi_3btoul(const uint8_t *bytes);
2660static __inline int32_t scsi_3btol(const uint8_t *bytes);
2661static __inline uint32_t scsi_4btoul(const uint8_t *bytes);
2662static __inline uint64_t scsi_8btou64(const uint8_t *bytes);
2663static __inline void *find_mode_page_6(struct scsi_mode_header_6 *mode_header);
2664static __inline void *find_mode_page_10(struct scsi_mode_header_10 *mode_header);
2665
2666static __inline void
2667scsi_ulto2b(u_int32_t val, u_int8_t *bytes)
2668{
2669
2670	bytes[0] = (val >> 8) & 0xff;
2671	bytes[1] = val & 0xff;
2672}
2673
2674static __inline void
2675scsi_ulto3b(u_int32_t val, u_int8_t *bytes)
2676{
2677
2678	bytes[0] = (val >> 16) & 0xff;
2679	bytes[1] = (val >> 8) & 0xff;
2680	bytes[2] = val & 0xff;
2681}
2682
2683static __inline void
2684scsi_ulto4b(u_int32_t val, u_int8_t *bytes)
2685{
2686
2687	bytes[0] = (val >> 24) & 0xff;
2688	bytes[1] = (val >> 16) & 0xff;
2689	bytes[2] = (val >> 8) & 0xff;
2690	bytes[3] = val & 0xff;
2691}
2692
2693static __inline void
2694scsi_u64to8b(u_int64_t val, u_int8_t *bytes)
2695{
2696
2697	bytes[0] = (val >> 56) & 0xff;
2698	bytes[1] = (val >> 48) & 0xff;
2699	bytes[2] = (val >> 40) & 0xff;
2700	bytes[3] = (val >> 32) & 0xff;
2701	bytes[4] = (val >> 24) & 0xff;
2702	bytes[5] = (val >> 16) & 0xff;
2703	bytes[6] = (val >> 8) & 0xff;
2704	bytes[7] = val & 0xff;
2705}
2706
2707static __inline uint32_t
2708scsi_2btoul(const uint8_t *bytes)
2709{
2710	uint32_t rv;
2711
2712	rv = (bytes[0] << 8) |
2713	     bytes[1];
2714	return (rv);
2715}
2716
2717static __inline uint32_t
2718scsi_3btoul(const uint8_t *bytes)
2719{
2720	uint32_t rv;
2721
2722	rv = (bytes[0] << 16) |
2723	     (bytes[1] << 8) |
2724	     bytes[2];
2725	return (rv);
2726}
2727
2728static __inline int32_t
2729scsi_3btol(const uint8_t *bytes)
2730{
2731	uint32_t rc = scsi_3btoul(bytes);
2732
2733	if (rc & 0x00800000)
2734		rc |= 0xff000000;
2735
2736	return (int32_t) rc;
2737}
2738
2739static __inline uint32_t
2740scsi_4btoul(const uint8_t *bytes)
2741{
2742	uint32_t rv;
2743
2744	rv = (bytes[0] << 24) |
2745	     (bytes[1] << 16) |
2746	     (bytes[2] << 8) |
2747	     bytes[3];
2748	return (rv);
2749}
2750
2751static __inline uint64_t
2752scsi_8btou64(const uint8_t *bytes)
2753{
2754        uint64_t rv;
2755
2756	rv = (((uint64_t)bytes[0]) << 56) |
2757	     (((uint64_t)bytes[1]) << 48) |
2758	     (((uint64_t)bytes[2]) << 40) |
2759	     (((uint64_t)bytes[3]) << 32) |
2760	     (((uint64_t)bytes[4]) << 24) |
2761	     (((uint64_t)bytes[5]) << 16) |
2762	     (((uint64_t)bytes[6]) << 8) |
2763	     bytes[7];
2764	return (rv);
2765}
2766
2767/*
2768 * Given the pointer to a returned mode sense buffer, return a pointer to
2769 * the start of the first mode page.
2770 */
2771static __inline void *
2772find_mode_page_6(struct scsi_mode_header_6 *mode_header)
2773{
2774	void *page_start;
2775
2776	page_start = (void *)((u_int8_t *)&mode_header[1] +
2777			      mode_header->blk_desc_len);
2778
2779	return(page_start);
2780}
2781
2782static __inline void *
2783find_mode_page_10(struct scsi_mode_header_10 *mode_header)
2784{
2785	void *page_start;
2786
2787	page_start = (void *)((u_int8_t *)&mode_header[1] +
2788			       scsi_2btoul(mode_header->blk_desc_len));
2789
2790	return(page_start);
2791}
2792
2793__END_DECLS
2794
2795#endif /*_SCSI_SCSI_ALL_H*/
2796