scsi_all.h revision 268675
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 268675 2014-07-15 16:54:04Z 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 scsi_report_timestamp
1063{
1064	uint8_t  opcode;
1065	uint8_t  service_action;
1066	uint8_t  reserved[4];
1067	uint8_t  length[4];
1068	uint8_t  reserved1;
1069	uint8_t  control;
1070};
1071
1072struct scsi_report_timestamp_data
1073{
1074	uint8_t  length[2];
1075	uint8_t  origin;
1076#define RTS_ORIG_MASK		0x00
1077#define RTS_ORIG_ZERO		0x00
1078#define RTS_ORIG_SET		0x02
1079#define RTS_ORIG_OUTSIDE	0x03
1080	uint8_t  reserved;
1081	uint8_t  timestamp[6];
1082	uint8_t  reserve2[2];
1083};
1084
1085struct ata_pass_16 {
1086	u_int8_t opcode;
1087	u_int8_t protocol;
1088#define	AP_EXTEND	0x01
1089	u_int8_t flags;
1090#define	AP_FLAG_TLEN_NO_DATA	(0 << 0)
1091#define	AP_FLAG_TLEN_FEAT	(1 << 0)
1092#define	AP_FLAG_TLEN_SECT_CNT	(2 << 0)
1093#define	AP_FLAG_TLEN_STPSIU	(3 << 0)
1094#define	AP_FLAG_BYT_BLOK_BYTES	(0 << 2)
1095#define	AP_FLAG_BYT_BLOK_BLOCKS	(1 << 2)
1096#define	AP_FLAG_TDIR_TO_DEV	(0 << 3)
1097#define	AP_FLAG_TDIR_FROM_DEV	(1 << 3)
1098#define	AP_FLAG_CHK_COND	(1 << 5)
1099	u_int8_t features_ext;
1100	u_int8_t features;
1101	u_int8_t sector_count_ext;
1102	u_int8_t sector_count;
1103	u_int8_t lba_low_ext;
1104	u_int8_t lba_low;
1105	u_int8_t lba_mid_ext;
1106	u_int8_t lba_mid;
1107	u_int8_t lba_high_ext;
1108	u_int8_t lba_high;
1109	u_int8_t device;
1110	u_int8_t command;
1111	u_int8_t control;
1112};
1113
1114#define	SC_SCSI_1 0x01
1115#define	SC_SCSI_2 0x03
1116
1117/*
1118 * Opcodes
1119 */
1120
1121#define	TEST_UNIT_READY		0x00
1122#define	REQUEST_SENSE		0x03
1123#define	READ_6			0x08
1124#define	WRITE_6			0x0A
1125#define	INQUIRY			0x12
1126#define	MODE_SELECT_6		0x15
1127#define	MODE_SENSE_6		0x1A
1128#define	START_STOP_UNIT		0x1B
1129#define	START_STOP		0x1B
1130#define	RESERVE      		0x16
1131#define	RELEASE      		0x17
1132#define	RECEIVE_DIAGNOSTIC	0x1C
1133#define	SEND_DIAGNOSTIC		0x1D
1134#define	PREVENT_ALLOW		0x1E
1135#define	READ_CAPACITY		0x25
1136#define	READ_10			0x28
1137#define	WRITE_10		0x2A
1138#define	POSITION_TO_ELEMENT	0x2B
1139#define	WRITE_VERIFY_10		0x2E
1140#define	VERIFY_10		0x2F
1141#define	SYNCHRONIZE_CACHE	0x35
1142#define	READ_DEFECT_DATA_10	0x37
1143#define	WRITE_BUFFER            0x3B
1144#define	READ_BUFFER             0x3C
1145#define	CHANGE_DEFINITION	0x40
1146#define	WRITE_SAME_10		0x41
1147#define	UNMAP			0x42
1148#define	LOG_SELECT		0x4C
1149#define	LOG_SENSE		0x4D
1150#define	MODE_SELECT_10		0x55
1151#define	RESERVE_10		0x56
1152#define	RELEASE_10		0x57
1153#define	MODE_SENSE_10		0x5A
1154#define	PERSISTENT_RES_IN	0x5E
1155#define	PERSISTENT_RES_OUT	0x5F
1156#define	ATA_PASS_16		0x85
1157#define	READ_16			0x88
1158#define	COMPARE_AND_WRITE	0x89
1159#define	WRITE_16		0x8A
1160#define	WRITE_VERIFY_16		0x8E
1161#define	VERIFY_16		0x8F
1162#define	SYNCHRONIZE_CACHE_16	0x91
1163#define	WRITE_SAME_16		0x93
1164#define	SERVICE_ACTION_IN	0x9E
1165#define	REPORT_LUNS		0xA0
1166#define	ATA_PASS_12		0xA1
1167#define	MAINTENANCE_IN		0xA3
1168#define	MAINTENANCE_OUT		0xA4
1169#define	MOVE_MEDIUM     	0xA5
1170#define	READ_12			0xA8
1171#define	WRITE_12		0xAA
1172#define	WRITE_VERIFY_12		0xAE
1173#define	VERIFY_12		0xAF
1174#define	READ_ELEMENT_STATUS	0xB8
1175#define	READ_CD			0xBE
1176
1177/* Maintenance In Service Action Codes */
1178#define	REPORT_IDENTIFYING_INFRMATION		0x05
1179#define	REPORT_TARGET_PORT_GROUPS		0x0A
1180#define	REPORT_ALIASES				0x0B
1181#define	REPORT_SUPPORTED_OPERATION_CODES	0x0C
1182#define	REPORT_SUPPORTED_TASK_MANAGEMENT_FUNCTIONS	0x0D
1183#define	REPORT_PRIORITY				0x0E
1184#define	REPORT_TIMESTAMP			0x0F
1185#define	MANAGEMENT_PROTOCOL_IN			0x10
1186/* Maintenance Out Service Action Codes */
1187#define	SET_IDENTIFY_INFORMATION		0x06
1188#define	SET_TARGET_PORT_GROUPS			0x0A
1189#define	CHANGE_ALIASES				0x0B
1190#define	SET_PRIORITY				0x0E
1191#define	SET_TIMESTAMP				0x0F
1192#define	MANGAEMENT_PROTOCOL_OUT			0x10
1193
1194/*
1195 * Device Types
1196 */
1197#define	T_DIRECT	0x00
1198#define	T_SEQUENTIAL	0x01
1199#define	T_PRINTER	0x02
1200#define	T_PROCESSOR	0x03
1201#define	T_WORM		0x04
1202#define	T_CDROM		0x05
1203#define	T_SCANNER	0x06
1204#define	T_OPTICAL 	0x07
1205#define	T_CHANGER	0x08
1206#define	T_COMM		0x09
1207#define	T_ASC0		0x0a
1208#define	T_ASC1		0x0b
1209#define	T_STORARRAY	0x0c
1210#define	T_ENCLOSURE	0x0d
1211#define	T_RBC		0x0e
1212#define	T_OCRW		0x0f
1213#define	T_OSD		0x11
1214#define	T_ADC		0x12
1215#define	T_NODEVICE	0x1f
1216#define	T_ANY		0xff	/* Used in Quirk table matches */
1217
1218#define	T_REMOV		1
1219#define	T_FIXED		0
1220
1221/*
1222 * This length is the initial inquiry length used by the probe code, as
1223 * well as the length necessary for scsi_print_inquiry() to function
1224 * correctly.  If either use requires a different length in the future,
1225 * the two values should be de-coupled.
1226 */
1227#define	SHORT_INQUIRY_LENGTH	36
1228
1229struct scsi_inquiry_data
1230{
1231	u_int8_t device;
1232#define	SID_TYPE(inq_data) ((inq_data)->device & 0x1f)
1233#define	SID_QUAL(inq_data) (((inq_data)->device & 0xE0) >> 5)
1234#define	SID_QUAL_LU_CONNECTED	0x00	/*
1235					 * The specified peripheral device
1236					 * type is currently connected to
1237					 * logical unit.  If the target cannot
1238					 * determine whether or not a physical
1239					 * device is currently connected, it
1240					 * shall also use this peripheral
1241					 * qualifier when returning the INQUIRY
1242					 * data.  This peripheral qualifier
1243					 * does not mean that the device is
1244					 * ready for access by the initiator.
1245					 */
1246#define	SID_QUAL_LU_OFFLINE	0x01	/*
1247					 * The target is capable of supporting
1248					 * the specified peripheral device type
1249					 * on this logical unit; however, the
1250					 * physical device is not currently
1251					 * connected to this logical unit.
1252					 */
1253#define	SID_QUAL_RSVD		0x02
1254#define	SID_QUAL_BAD_LU		0x03	/*
1255					 * The target is not capable of
1256					 * supporting a physical device on
1257					 * this logical unit. For this
1258					 * peripheral qualifier the peripheral
1259					 * device type shall be set to 1Fh to
1260					 * provide compatibility with previous
1261					 * versions of SCSI. All other
1262					 * peripheral device type values are
1263					 * reserved for this peripheral
1264					 * qualifier.
1265					 */
1266#define	SID_QUAL_IS_VENDOR_UNIQUE(inq_data) ((SID_QUAL(inq_data) & 0x08) != 0)
1267	u_int8_t dev_qual2;
1268#define	SID_QUAL2	0x7F
1269#define	SID_IS_REMOVABLE(inq_data) (((inq_data)->dev_qual2 & 0x80) != 0)
1270	u_int8_t version;
1271#define	SID_ANSI_REV(inq_data) ((inq_data)->version & 0x07)
1272#define		SCSI_REV_0		0
1273#define		SCSI_REV_CCS		1
1274#define		SCSI_REV_2		2
1275#define		SCSI_REV_SPC		3
1276#define		SCSI_REV_SPC2		4
1277#define		SCSI_REV_SPC3		5
1278#define		SCSI_REV_SPC4		6
1279
1280#define	SID_ECMA	0x38
1281#define	SID_ISO		0xC0
1282	u_int8_t response_format;
1283#define	SID_AENC	0x80
1284#define	SID_TrmIOP	0x40
1285#define	SID_NormACA	0x20
1286#define	SID_HiSup	0x10
1287	u_int8_t additional_length;
1288#define	SID_ADDITIONAL_LENGTH(iqd)					\
1289	((iqd)->additional_length +					\
1290	__offsetof(struct scsi_inquiry_data, additional_length) + 1)
1291	u_int8_t spc3_flags;
1292#define	SPC3_SID_PROTECT	0x01
1293#define	SPC3_SID_3PC		0x08
1294#define	SPC3_SID_TPGS_MASK	0x30
1295#define	SPC3_SID_TPGS_IMPLICIT	0x10
1296#define	SPC3_SID_TPGS_EXPLICIT	0x20
1297#define	SPC3_SID_ACC		0x40
1298#define	SPC3_SID_SCCS		0x80
1299	u_int8_t spc2_flags;
1300#define	SPC2_SID_ADDR16		0x01
1301#define	SPC2_SID_MChngr 	0x08
1302#define	SPC2_SID_MultiP 	0x10
1303#define	SPC2_SID_EncServ	0x40
1304#define	SPC2_SID_BQueue		0x80
1305
1306#define	INQ_DATA_TQ_ENABLED(iqd)				\
1307    ((SID_ANSI_REV(iqd) < SCSI_REV_SPC2)? ((iqd)->flags & SID_CmdQue) :	\
1308    (((iqd)->flags & SID_CmdQue) && !((iqd)->spc2_flags & SPC2_SID_BQueue)) || \
1309    (!((iqd)->flags & SID_CmdQue) && ((iqd)->spc2_flags & SPC2_SID_BQueue)))
1310
1311	u_int8_t flags;
1312#define	SID_SftRe	0x01
1313#define	SID_CmdQue	0x02
1314#define	SID_Linked	0x08
1315#define	SID_Sync	0x10
1316#define	SID_WBus16	0x20
1317#define	SID_WBus32	0x40
1318#define	SID_RelAdr	0x80
1319#define	SID_VENDOR_SIZE   8
1320	char	 vendor[SID_VENDOR_SIZE];
1321#define	SID_PRODUCT_SIZE  16
1322	char	 product[SID_PRODUCT_SIZE];
1323#define	SID_REVISION_SIZE 4
1324	char	 revision[SID_REVISION_SIZE];
1325	/*
1326	 * The following fields were taken from SCSI Primary Commands - 2
1327	 * (SPC-2) Revision 14, Dated 11 November 1999
1328	 */
1329#define	SID_VENDOR_SPECIFIC_0_SIZE	20
1330	u_int8_t vendor_specific0[SID_VENDOR_SPECIFIC_0_SIZE];
1331	/*
1332	 * An extension of SCSI Parallel Specific Values
1333	 */
1334#define	SID_SPI_IUS		0x01
1335#define	SID_SPI_QAS		0x02
1336#define	SID_SPI_CLOCK_ST	0x00
1337#define	SID_SPI_CLOCK_DT	0x04
1338#define	SID_SPI_CLOCK_DT_ST	0x0C
1339#define	SID_SPI_MASK		0x0F
1340	u_int8_t spi3data;
1341	u_int8_t reserved2;
1342	/*
1343	 * Version Descriptors, stored 2 byte values.
1344	 */
1345	u_int8_t version1[2];
1346	u_int8_t version2[2];
1347	u_int8_t version3[2];
1348	u_int8_t version4[2];
1349	u_int8_t version5[2];
1350	u_int8_t version6[2];
1351	u_int8_t version7[2];
1352	u_int8_t version8[2];
1353
1354	u_int8_t reserved3[22];
1355
1356#define	SID_VENDOR_SPECIFIC_1_SIZE	160
1357	u_int8_t vendor_specific1[SID_VENDOR_SPECIFIC_1_SIZE];
1358};
1359
1360/*
1361 * This structure is more suited to initiator operation, because the
1362 * maximum number of supported pages is already allocated.
1363 */
1364struct scsi_vpd_supported_page_list
1365{
1366	u_int8_t device;
1367	u_int8_t page_code;
1368#define	SVPD_SUPPORTED_PAGE_LIST	0x00
1369#define	SVPD_SUPPORTED_PAGES_HDR_LEN	4
1370	u_int8_t reserved;
1371	u_int8_t length;	/* number of VPD entries */
1372#define	SVPD_SUPPORTED_PAGES_SIZE	251
1373	u_int8_t list[SVPD_SUPPORTED_PAGES_SIZE];
1374};
1375
1376/*
1377 * This structure is more suited to target operation, because the
1378 * number of supported pages is left to the user to allocate.
1379 */
1380struct scsi_vpd_supported_pages
1381{
1382	u_int8_t device;
1383	u_int8_t page_code;
1384	u_int8_t reserved;
1385#define	SVPD_SUPPORTED_PAGES	0x00
1386	u_int8_t length;
1387	u_int8_t page_list[0];
1388};
1389
1390
1391struct scsi_vpd_unit_serial_number
1392{
1393	u_int8_t device;
1394	u_int8_t page_code;
1395#define	SVPD_UNIT_SERIAL_NUMBER	0x80
1396	u_int8_t reserved;
1397	u_int8_t length; /* serial number length */
1398#define	SVPD_SERIAL_NUM_SIZE 251
1399	u_int8_t serial_num[SVPD_SERIAL_NUM_SIZE];
1400};
1401
1402struct scsi_vpd_device_id
1403{
1404	u_int8_t device;
1405	u_int8_t page_code;
1406#define	SVPD_DEVICE_ID			0x83
1407#define	SVPD_DEVICE_ID_MAX_SIZE		252
1408#define	SVPD_DEVICE_ID_HDR_LEN \
1409    __offsetof(struct scsi_vpd_device_id, desc_list)
1410	u_int8_t length[2];
1411	u_int8_t desc_list[];
1412};
1413
1414struct scsi_vpd_id_descriptor
1415{
1416	u_int8_t	proto_codeset;
1417#define	SCSI_PROTO_FC		0x00
1418#define	SCSI_PROTO_SPI		0x01
1419#define	SCSI_PROTO_SSA		0x02
1420#define	SCSI_PROTO_1394		0x03
1421#define	SCSI_PROTO_RDMA		0x04
1422#define	SCSI_PROTO_ISCSI	0x05
1423#define	SCSI_PROTO_SAS		0x06
1424#define	SCSI_PROTO_ADT		0x07
1425#define	SCSI_PROTO_ATA		0x08
1426#define	SVPD_ID_PROTO_SHIFT	4
1427#define	SVPD_ID_CODESET_BINARY	0x01
1428#define	SVPD_ID_CODESET_ASCII	0x02
1429#define	SVPD_ID_CODESET_UTF8	0x03
1430#define	SVPD_ID_CODESET_MASK	0x0f
1431	u_int8_t	id_type;
1432#define	SVPD_ID_PIV		0x80
1433#define	SVPD_ID_ASSOC_LUN	0x00
1434#define	SVPD_ID_ASSOC_PORT	0x10
1435#define	SVPD_ID_ASSOC_TARGET	0x20
1436#define	SVPD_ID_ASSOC_MASK	0x30
1437#define	SVPD_ID_TYPE_VENDOR	0x00
1438#define	SVPD_ID_TYPE_T10	0x01
1439#define	SVPD_ID_TYPE_EUI64	0x02
1440#define	SVPD_ID_TYPE_NAA	0x03
1441#define	SVPD_ID_TYPE_RELTARG	0x04
1442#define	SVPD_ID_TYPE_TPORTGRP	0x05
1443#define	SVPD_ID_TYPE_LUNGRP	0x06
1444#define	SVPD_ID_TYPE_MD5_LUN_ID	0x07
1445#define	SVPD_ID_TYPE_SCSI_NAME	0x08
1446#define	SVPD_ID_TYPE_MASK	0x0f
1447	u_int8_t	reserved;
1448	u_int8_t	length;
1449#define	SVPD_DEVICE_ID_DESC_HDR_LEN \
1450    __offsetof(struct scsi_vpd_id_descriptor, identifier)
1451	u_int8_t	identifier[];
1452};
1453
1454struct scsi_vpd_id_t10
1455{
1456	u_int8_t	vendor[8];
1457	u_int8_t	vendor_spec_id[0];
1458};
1459
1460struct scsi_vpd_id_eui64
1461{
1462	u_int8_t	ieee_company_id[3];
1463	u_int8_t	extension_id[5];
1464};
1465
1466struct scsi_vpd_id_naa_basic
1467{
1468	uint8_t naa;
1469	/* big endian, packed:
1470	uint8_t	naa : 4;
1471	uint8_t naa_desig : 4;
1472	*/
1473#define	SVPD_ID_NAA_NAA_SHIFT		4
1474#define	SVPD_ID_NAA_IEEE_EXT		0x02
1475#define	SVPD_ID_NAA_LOCAL_REG		0x03
1476#define	SVPD_ID_NAA_IEEE_REG		0x05
1477#define	SVPD_ID_NAA_IEEE_REG_EXT	0x06
1478	uint8_t	naa_data[];
1479};
1480
1481struct scsi_vpd_id_naa_ieee_extended_id
1482{
1483	uint8_t naa;
1484	uint8_t vendor_specific_id_a;
1485	uint8_t ieee_company_id[3];
1486	uint8_t vendor_specific_id_b[4];
1487};
1488
1489struct scsi_vpd_id_naa_local_reg
1490{
1491	uint8_t naa;
1492	uint8_t local_value[7];
1493};
1494
1495struct scsi_vpd_id_naa_ieee_reg
1496{
1497	uint8_t naa;
1498	uint8_t reg_value[7];
1499	/* big endian, packed:
1500	uint8_t naa_basic : 4;
1501	uint8_t ieee_company_id_0 : 4;
1502	uint8_t ieee_company_id_1[2];
1503	uint8_t ieee_company_id_2 : 4;
1504	uint8_t vendor_specific_id_0 : 4;
1505	uint8_t vendor_specific_id_1[4];
1506	*/
1507};
1508
1509struct scsi_vpd_id_naa_ieee_reg_extended
1510{
1511	uint8_t naa;
1512	uint8_t reg_value[15];
1513	/* big endian, packed:
1514	uint8_t naa_basic : 4;
1515	uint8_t ieee_company_id_0 : 4;
1516	uint8_t ieee_company_id_1[2];
1517	uint8_t ieee_company_id_2 : 4;
1518	uint8_t vendor_specific_id_0 : 4;
1519	uint8_t vendor_specific_id_1[4];
1520	uint8_t vendor_specific_id_ext[8];
1521	*/
1522};
1523
1524struct scsi_vpd_id_rel_trgt_port_id
1525{
1526	uint8_t obsolete[2];
1527	uint8_t rel_trgt_port_id[2];
1528};
1529
1530struct scsi_vpd_id_trgt_port_grp_id
1531{
1532	uint8_t reserved[2];
1533	uint8_t trgt_port_grp[2];
1534};
1535
1536struct scsi_vpd_id_lun_grp_id
1537{
1538	uint8_t reserved[2];
1539	uint8_t log_unit_grp[2];
1540};
1541
1542struct scsi_vpd_id_md5_lun_id
1543{
1544	uint8_t lun_id[16];
1545};
1546
1547struct scsi_vpd_id_scsi_name
1548{
1549	uint8_t name_string[256];
1550};
1551
1552struct scsi_service_action_in
1553{
1554	uint8_t opcode;
1555	uint8_t service_action;
1556	uint8_t action_dependent[13];
1557	uint8_t control;
1558};
1559
1560struct scsi_diag_page {
1561	uint8_t page_code;
1562	uint8_t page_specific_flags;
1563	uint8_t length[2];
1564	uint8_t params[0];
1565};
1566
1567/*
1568 * ATA Information VPD Page based on
1569 * T10/2126-D Revision 04
1570 */
1571#define SVPD_ATA_INFORMATION		0x89
1572
1573/*
1574 * Block Device Characteristics VPD Page based on
1575 * T10/1799-D Revision 31
1576 */
1577struct scsi_vpd_block_characteristics
1578{
1579	u_int8_t device;
1580	u_int8_t page_code;
1581#define SVPD_BDC			0xB1
1582	u_int8_t page_length[2];
1583	u_int8_t medium_rotation_rate[2];
1584#define SVPD_BDC_RATE_NOT_REPORTED	0x00
1585#define SVPD_BDC_RATE_NONE_ROTATING	0x01
1586	u_int8_t reserved1;
1587	u_int8_t nominal_form_factor;
1588#define SVPD_BDC_FORM_NOT_REPORTED	0x00
1589#define SVPD_BDC_FORM_5_25INCH		0x01
1590#define SVPD_BDC_FORM_3_5INCH		0x02
1591#define SVPD_BDC_FORM_2_5INCH		0x03
1592#define SVPD_BDC_FORM_1_5INCH		0x04
1593#define SVPD_BDC_FORM_LESSTHAN_1_5INCH	0x05
1594	u_int8_t reserved2[56];
1595};
1596
1597/*
1598 * Logical Block Provisioning VPD Page based on
1599 * T10/1799-D Revision 31
1600 */
1601struct scsi_vpd_logical_block_prov
1602{
1603	u_int8_t device;
1604	u_int8_t page_code;
1605#define	SVPD_LBP		0xB2
1606	u_int8_t page_length[2];
1607#define SVPD_LBP_PL_BASIC	0x04
1608	u_int8_t threshold_exponent;
1609	u_int8_t flags;
1610#define SVPD_LBP_UNMAP		0x80
1611#define SVPD_LBP_WS16		0x40
1612#define SVPD_LBP_WS10		0x20
1613#define SVPD_LBP_RZ		0x04
1614#define SVPD_LBP_ANC_SUP	0x02
1615#define SVPD_LBP_DP		0x01
1616	u_int8_t prov_type;
1617#define SVPD_LBP_RESOURCE	0x01
1618#define SVPD_LBP_THIN		0x02
1619	u_int8_t reserved;
1620	/*
1621	 * Provisioning Group Descriptor can be here if SVPD_LBP_DP is set
1622	 * Its size can be determined from page_length - 4
1623	 */
1624};
1625
1626/*
1627 * Block Limits VDP Page based on
1628 * T10/1799-D Revision 31
1629 */
1630struct scsi_vpd_block_limits
1631{
1632	u_int8_t device;
1633	u_int8_t page_code;
1634#define	SVPD_BLOCK_LIMITS	0xB0
1635	u_int8_t page_length[2];
1636#define SVPD_BL_PL_BASIC	0x10
1637#define SVPD_BL_PL_TP		0x3C
1638	u_int8_t reserved1;
1639	u_int8_t max_cmp_write_len;
1640	u_int8_t opt_txfer_len_grain[2];
1641	u_int8_t max_txfer_len[4];
1642	u_int8_t opt_txfer_len[4];
1643	u_int8_t max_prefetch[4];
1644	u_int8_t max_unmap_lba_cnt[4];
1645	u_int8_t max_unmap_blk_cnt[4];
1646	u_int8_t opt_unmap_grain[4];
1647	u_int8_t unmap_grain_align[4];
1648	u_int8_t max_write_same_length[8];
1649	u_int8_t reserved2[20];
1650};
1651
1652struct scsi_read_capacity
1653{
1654	u_int8_t opcode;
1655	u_int8_t byte2;
1656#define	SRC_RELADR	0x01
1657	u_int8_t addr[4];
1658	u_int8_t unused[2];
1659	u_int8_t pmi;
1660#define	SRC_PMI		0x01
1661	u_int8_t control;
1662};
1663
1664struct scsi_read_capacity_16
1665{
1666	uint8_t opcode;
1667#define	SRC16_SERVICE_ACTION	0x10
1668	uint8_t service_action;
1669	uint8_t addr[8];
1670	uint8_t alloc_len[4];
1671#define	SRC16_PMI		0x01
1672#define	SRC16_RELADR		0x02
1673	uint8_t reladr;
1674	uint8_t control;
1675};
1676
1677struct scsi_read_capacity_data
1678{
1679	u_int8_t addr[4];
1680	u_int8_t length[4];
1681};
1682
1683struct scsi_read_capacity_data_long
1684{
1685	uint8_t addr[8];
1686	uint8_t length[4];
1687#define	SRC16_PROT_EN		0x01
1688#define	SRC16_P_TYPE		0x0e
1689#define	SRC16_PTYPE_1		0x00
1690#define	SRC16_PTYPE_2		0x02
1691#define	SRC16_PTYPE_3		0x04
1692	uint8_t prot;
1693#define	SRC16_LBPPBE		0x0f
1694#define	SRC16_PI_EXPONENT	0xf0
1695#define	SRC16_PI_EXPONENT_SHIFT	4
1696	uint8_t prot_lbppbe;
1697#define	SRC16_LALBA		0x3f
1698#define	SRC16_LBPRZ		0x40
1699#define	SRC16_LBPME		0x80
1700/*
1701 * Alternate versions of these macros that are intended for use on a 16-bit
1702 * version of the lalba_lbp field instead of the array of 2 8 bit numbers.
1703 */
1704#define	SRC16_LALBA_A		0x3fff
1705#define	SRC16_LBPRZ_A		0x4000
1706#define	SRC16_LBPME_A		0x8000
1707	uint8_t lalba_lbp[2];
1708	uint8_t	reserved[16];
1709};
1710
1711struct scsi_report_luns
1712{
1713	uint8_t opcode;
1714	uint8_t reserved1;
1715#define	RPL_REPORT_DEFAULT	0x00
1716#define	RPL_REPORT_WELLKNOWN	0x01
1717#define	RPL_REPORT_ALL		0x02
1718	uint8_t select_report;
1719	uint8_t reserved2[3];
1720	uint8_t length[4];
1721	uint8_t reserved3;
1722	uint8_t control;
1723};
1724
1725struct scsi_report_luns_lundata {
1726	uint8_t lundata[8];
1727#define	RPL_LUNDATA_PERIPH_BUS_MASK	0x3f
1728#define	RPL_LUNDATA_FLAT_LUN_MASK	0x3f
1729#define	RPL_LUNDATA_FLAT_LUN_BITS	0x06
1730#define	RPL_LUNDATA_LUN_TARG_MASK	0x3f
1731#define	RPL_LUNDATA_LUN_BUS_MASK	0xe0
1732#define	RPL_LUNDATA_LUN_LUN_MASK	0x1f
1733#define	RPL_LUNDATA_EXT_LEN_MASK	0x30
1734#define	RPL_LUNDATA_EXT_EAM_MASK	0x0f
1735#define	RPL_LUNDATA_EXT_EAM_WK		0x01
1736#define	RPL_LUNDATA_EXT_EAM_NOT_SPEC	0x0f
1737#define	RPL_LUNDATA_ATYP_MASK	0xc0	/* MBZ for type 0 lun */
1738#define	RPL_LUNDATA_ATYP_PERIPH	0x00
1739#define	RPL_LUNDATA_ATYP_FLAT	0x40
1740#define	RPL_LUNDATA_ATYP_LUN	0x80
1741#define	RPL_LUNDATA_ATYP_EXTLUN	0xc0
1742};
1743
1744struct scsi_report_luns_data {
1745	u_int8_t length[4];	/* length of LUN inventory, in bytes */
1746	u_int8_t reserved[4];	/* unused */
1747	/*
1748	 * LUN inventory- we only support the type zero form for now.
1749	 */
1750	struct scsi_report_luns_lundata luns[0];
1751};
1752
1753struct scsi_target_group
1754{
1755	uint8_t opcode;
1756	uint8_t service_action;
1757#define	STG_PDF_LENGTH		0x00
1758#define	RPL_PDF_EXTENDED	0x20
1759	uint8_t reserved1[4];
1760	uint8_t length[4];
1761	uint8_t reserved2;
1762	uint8_t control;
1763};
1764
1765struct scsi_target_port_descriptor {
1766	uint8_t	reserved[2];
1767	uint8_t	relative_target_port_identifier[2];
1768	uint8_t desc_list[];
1769};
1770
1771struct scsi_target_port_group_descriptor {
1772	uint8_t	pref_state;
1773#define	TPG_PRIMARY				0x80
1774#define	TPG_ASYMMETRIC_ACCESS_STATE_MASK	0xf
1775#define	TPG_ASYMMETRIC_ACCESS_OPTIMIZED		0x0
1776#define	TPG_ASYMMETRIC_ACCESS_NONOPTIMIZED	0x1
1777#define	TPG_ASYMMETRIC_ACCESS_STANDBY		0x2
1778#define	TPG_ASYMMETRIC_ACCESS_UNAVAILABLE	0x3
1779#define	TPG_ASYMMETRIC_ACCESS_LBA_DEPENDENT	0x4
1780#define	TPG_ASYMMETRIC_ACCESS_OFFLINE		0xE
1781#define	TPG_ASYMMETRIC_ACCESS_TRANSITIONING	0xF
1782	uint8_t support;
1783#define	TPG_AO_SUP	0x01
1784#define	TPG_AN_SUP	0x02
1785#define	TPG_S_SUP	0x04
1786#define	TPG_U_SUP	0x08
1787#define	TPG_LBD_SUP	0x10
1788#define	TPG_O_SUP	0x40
1789#define	TPG_T_SUP	0x80
1790	uint8_t target_port_group[2];
1791	uint8_t reserved;
1792	uint8_t status;
1793#define TPG_UNAVLBL      0
1794#define TPG_SET_BY_STPG  0x01
1795#define TPG_IMPLICIT     0x02
1796	uint8_t vendor_specific;
1797	uint8_t	target_port_count;
1798	struct scsi_target_port_descriptor descriptors[];
1799};
1800
1801struct scsi_target_group_data {
1802	uint8_t length[4];	/* length of returned data, in bytes */
1803	struct scsi_target_port_group_descriptor groups[];
1804};
1805
1806struct scsi_target_group_data_extended {
1807	uint8_t length[4];	/* length of returned data, in bytes */
1808	uint8_t format_type;	/* STG_PDF_LENGTH or RPL_PDF_EXTENDED */
1809	uint8_t	implicit_transition_time;
1810	uint8_t reserved[2];
1811	struct scsi_target_port_group_descriptor groups[];
1812};
1813
1814
1815typedef enum {
1816	SSD_TYPE_NONE,
1817	SSD_TYPE_FIXED,
1818	SSD_TYPE_DESC
1819} scsi_sense_data_type;
1820
1821typedef enum {
1822	SSD_ELEM_NONE,
1823	SSD_ELEM_SKIP,
1824	SSD_ELEM_DESC,
1825	SSD_ELEM_SKS,
1826	SSD_ELEM_COMMAND,
1827	SSD_ELEM_INFO,
1828	SSD_ELEM_FRU,
1829	SSD_ELEM_STREAM,
1830	SSD_ELEM_MAX
1831} scsi_sense_elem_type;
1832
1833
1834struct scsi_sense_data
1835{
1836	uint8_t error_code;
1837	/*
1838	 * SPC-4 says that the maximum length of sense data is 252 bytes.
1839	 * So this structure is exactly 252 bytes log.
1840	 */
1841#define	SSD_FULL_SIZE 252
1842	uint8_t sense_buf[SSD_FULL_SIZE - 1];
1843	/*
1844	 * XXX KDM is this still a reasonable minimum size?
1845	 */
1846#define	SSD_MIN_SIZE 18
1847	/*
1848	 * Maximum value for the extra_len field in the sense data.
1849	 */
1850#define	SSD_EXTRA_MAX 244
1851};
1852
1853/*
1854 * Fixed format sense data.
1855 */
1856struct scsi_sense_data_fixed
1857{
1858	u_int8_t error_code;
1859#define	SSD_ERRCODE			0x7F
1860#define		SSD_CURRENT_ERROR	0x70
1861#define		SSD_DEFERRED_ERROR	0x71
1862#define	SSD_ERRCODE_VALID	0x80
1863	u_int8_t segment;
1864	u_int8_t flags;
1865#define	SSD_KEY				0x0F
1866#define		SSD_KEY_NO_SENSE	0x00
1867#define		SSD_KEY_RECOVERED_ERROR	0x01
1868#define		SSD_KEY_NOT_READY	0x02
1869#define		SSD_KEY_MEDIUM_ERROR	0x03
1870#define		SSD_KEY_HARDWARE_ERROR	0x04
1871#define		SSD_KEY_ILLEGAL_REQUEST	0x05
1872#define		SSD_KEY_UNIT_ATTENTION	0x06
1873#define		SSD_KEY_DATA_PROTECT	0x07
1874#define		SSD_KEY_BLANK_CHECK	0x08
1875#define		SSD_KEY_Vendor_Specific	0x09
1876#define		SSD_KEY_COPY_ABORTED	0x0a
1877#define		SSD_KEY_ABORTED_COMMAND	0x0b
1878#define		SSD_KEY_EQUAL		0x0c
1879#define		SSD_KEY_VOLUME_OVERFLOW	0x0d
1880#define		SSD_KEY_MISCOMPARE	0x0e
1881#define		SSD_KEY_COMPLETED	0x0f
1882#define	SSD_ILI		0x20
1883#define	SSD_EOM		0x40
1884#define	SSD_FILEMARK	0x80
1885	u_int8_t info[4];
1886	u_int8_t extra_len;
1887	u_int8_t cmd_spec_info[4];
1888	u_int8_t add_sense_code;
1889	u_int8_t add_sense_code_qual;
1890	u_int8_t fru;
1891	u_int8_t sense_key_spec[3];
1892#define	SSD_SCS_VALID		0x80
1893#define	SSD_FIELDPTR_CMD	0x40
1894#define	SSD_BITPTR_VALID	0x08
1895#define	SSD_BITPTR_VALUE	0x07
1896	u_int8_t extra_bytes[14];
1897#define	SSD_FIXED_IS_PRESENT(sense, length, field) 			\
1898	((length >= (offsetof(struct scsi_sense_data_fixed, field) +	\
1899	sizeof(sense->field))) ? 1 :0)
1900#define	SSD_FIXED_IS_FILLED(sense, field) 				\
1901	((((offsetof(struct scsi_sense_data_fixed, field) +		\
1902	sizeof(sense->field)) -						\
1903	(offsetof(struct scsi_sense_data_fixed, extra_len) +		\
1904	sizeof(sense->extra_len))) <= sense->extra_len) ? 1 : 0)
1905};
1906
1907/*
1908 * Descriptor format sense data definitions.
1909 * Introduced in SPC-3.
1910 */
1911struct scsi_sense_data_desc
1912{
1913	uint8_t	error_code;
1914#define	SSD_DESC_CURRENT_ERROR	0x72
1915#define	SSD_DESC_DEFERRED_ERROR	0x73
1916	uint8_t sense_key;
1917	uint8_t	add_sense_code;
1918	uint8_t	add_sense_code_qual;
1919	uint8_t	reserved[3];
1920	/*
1921	 * Note that SPC-4, section 4.5.2.1 says that the extra_len field
1922	 * must be less than or equal to 244.
1923	 */
1924	uint8_t	extra_len;
1925	uint8_t	sense_desc[0];
1926#define	SSD_DESC_IS_PRESENT(sense, length, field) 			\
1927	((length >= (offsetof(struct scsi_sense_data_desc, field) +	\
1928	sizeof(sense->field))) ? 1 :0)
1929};
1930
1931struct scsi_sense_desc_header
1932{
1933	uint8_t desc_type;
1934	uint8_t length;
1935};
1936/*
1937 * The information provide in the Information descriptor is device type or
1938 * command specific information, and defined in a command standard.
1939 *
1940 * Note that any changes to the field names or positions in this structure,
1941 * even reserved fields, should be accompanied by an examination of the
1942 * code in ctl_set_sense() that uses them.
1943 *
1944 * Maximum descriptors allowed: 1 (as of SPC-4)
1945 */
1946struct scsi_sense_info
1947{
1948	uint8_t	desc_type;
1949#define	SSD_DESC_INFO	0x00
1950	uint8_t	length;
1951	uint8_t	byte2;
1952#define	SSD_INFO_VALID	0x80
1953	uint8_t	reserved;
1954	uint8_t	info[8];
1955};
1956
1957/*
1958 * Command-specific information depends on the command for which the
1959 * reported condition occured.
1960 *
1961 * Note that any changes to the field names or positions in this structure,
1962 * even reserved fields, should be accompanied by an examination of the
1963 * code in ctl_set_sense() that uses them.
1964 *
1965 * Maximum descriptors allowed: 1 (as of SPC-4)
1966 */
1967struct scsi_sense_command
1968{
1969	uint8_t	desc_type;
1970#define	SSD_DESC_COMMAND	0x01
1971	uint8_t	length;
1972	uint8_t	reserved[2];
1973	uint8_t	command_info[8];
1974};
1975
1976/*
1977 * Sense key specific descriptor.  The sense key specific data format
1978 * depends on the sense key in question.
1979 *
1980 * Maximum descriptors allowed: 1 (as of SPC-4)
1981 */
1982struct scsi_sense_sks
1983{
1984	uint8_t	desc_type;
1985#define	SSD_DESC_SKS		0x02
1986	uint8_t	length;
1987	uint8_t reserved1[2];
1988	uint8_t	sense_key_spec[3];
1989#define	SSD_SKS_VALID		0x80
1990	uint8_t reserved2;
1991};
1992
1993/*
1994 * This is used for the Illegal Request sense key (0x05) only.
1995 */
1996struct scsi_sense_sks_field
1997{
1998	uint8_t	byte0;
1999#define	SSD_SKS_FIELD_VALID	0x80
2000#define	SSD_SKS_FIELD_CMD	0x40
2001#define	SSD_SKS_BPV		0x08
2002#define	SSD_SKS_BIT_VALUE	0x07
2003	uint8_t	field[2];
2004};
2005
2006
2007/*
2008 * This is used for the Hardware Error (0x04), Medium Error (0x03) and
2009 * Recovered Error (0x01) sense keys.
2010 */
2011struct scsi_sense_sks_retry
2012{
2013	uint8_t byte0;
2014#define	SSD_SKS_RETRY_VALID	0x80
2015	uint8_t actual_retry_count[2];
2016};
2017
2018/*
2019 * Used with the NO Sense (0x00) or Not Ready (0x02) sense keys.
2020 */
2021struct scsi_sense_sks_progress
2022{
2023	uint8_t byte0;
2024#define	SSD_SKS_PROGRESS_VALID	0x80
2025	uint8_t progress[2];
2026#define	SSD_SKS_PROGRESS_DENOM	0x10000
2027};
2028
2029/*
2030 * Used with the Copy Aborted (0x0a) sense key.
2031 */
2032struct scsi_sense_sks_segment
2033{
2034	uint8_t byte0;
2035#define	SSD_SKS_SEGMENT_VALID	0x80
2036#define	SSD_SKS_SEGMENT_SD	0x20
2037#define	SSD_SKS_SEGMENT_BPV	0x08
2038#define	SSD_SKS_SEGMENT_BITPTR	0x07
2039	uint8_t field[2];
2040};
2041
2042/*
2043 * Used with the Unit Attention (0x06) sense key.
2044 *
2045 * This is currently used to indicate that the unit attention condition
2046 * queue has overflowed (when the overflow bit is set).
2047 */
2048struct scsi_sense_sks_overflow
2049{
2050	uint8_t byte0;
2051#define	SSD_SKS_OVERFLOW_VALID	0x80
2052#define	SSD_SKS_OVERFLOW_SET	0x01
2053	uint8_t	reserved[2];
2054};
2055
2056/*
2057 * This specifies which component is associated with the sense data.  There
2058 * is no standard meaning for the fru value.
2059 *
2060 * Maximum descriptors allowed: 1 (as of SPC-4)
2061 */
2062struct scsi_sense_fru
2063{
2064	uint8_t	desc_type;
2065#define	SSD_DESC_FRU		0x03
2066	uint8_t	length;
2067	uint8_t reserved;
2068	uint8_t fru;
2069};
2070
2071/*
2072 * Used for Stream commands, defined in SSC-4.
2073 *
2074 * Maximum descriptors allowed: 1 (as of SPC-4)
2075 */
2076
2077struct scsi_sense_stream
2078{
2079	uint8_t	desc_type;
2080#define	SSD_DESC_STREAM		0x04
2081	uint8_t	length;
2082	uint8_t	reserved;
2083	uint8_t	byte3;
2084#define	SSD_DESC_STREAM_FM	0x80
2085#define	SSD_DESC_STREAM_EOM	0x40
2086#define	SSD_DESC_STREAM_ILI	0x20
2087};
2088
2089/*
2090 * Used for Block commands, defined in SBC-3.
2091 *
2092 * This is currently (as of SBC-3) only used for the Incorrect Length
2093 * Indication (ILI) bit, which says that the data length requested in the
2094 * READ LONG or WRITE LONG command did not match the length of the logical
2095 * block.
2096 *
2097 * Maximum descriptors allowed: 1 (as of SPC-4)
2098 */
2099struct scsi_sense_block
2100{
2101	uint8_t	desc_type;
2102#define	SSD_DESC_BLOCK		0x05
2103	uint8_t	length;
2104	uint8_t	reserved;
2105	uint8_t	byte3;
2106#define	SSD_DESC_BLOCK_ILI	0x20
2107};
2108
2109/*
2110 * Used for Object-Based Storage Devices (OSD-3).
2111 *
2112 * Maximum descriptors allowed: 1 (as of SPC-4)
2113 */
2114struct scsi_sense_osd_objid
2115{
2116	uint8_t	desc_type;
2117#define	SSD_DESC_OSD_OBJID	0x06
2118	uint8_t	length;
2119	uint8_t	reserved[6];
2120	/*
2121	 * XXX KDM provide the bit definitions here?  There are a lot of
2122	 * them, and we don't have an OSD driver yet.
2123	 */
2124	uint8_t	not_init_cmds[4];
2125	uint8_t	completed_cmds[4];
2126	uint8_t	partition_id[8];
2127	uint8_t	object_id[8];
2128};
2129
2130/*
2131 * Used for Object-Based Storage Devices (OSD-3).
2132 *
2133 * Maximum descriptors allowed: 1 (as of SPC-4)
2134 */
2135struct scsi_sense_osd_integrity
2136{
2137	uint8_t	desc_type;
2138#define	SSD_DESC_OSD_INTEGRITY	0x07
2139	uint8_t	length;
2140	uint8_t	integ_check_val[32];
2141};
2142
2143/*
2144 * Used for Object-Based Storage Devices (OSD-3).
2145 *
2146 * Maximum descriptors allowed: 1 (as of SPC-4)
2147 */
2148struct scsi_sense_osd_attr_id
2149{
2150	uint8_t	desc_type;
2151#define	SSD_DESC_OSD_ATTR_ID	0x08
2152	uint8_t	length;
2153	uint8_t	reserved[2];
2154	uint8_t	attr_desc[0];
2155};
2156
2157/*
2158 * Used with Sense keys No Sense (0x00) and Not Ready (0x02).
2159 *
2160 * Maximum descriptors allowed: 32 (as of SPC-4)
2161 */
2162struct scsi_sense_progress
2163{
2164	uint8_t	desc_type;
2165#define	SSD_DESC_PROGRESS	0x0a
2166	uint8_t	length;
2167	uint8_t	sense_key;
2168	uint8_t	add_sense_code;
2169	uint8_t	add_sense_code_qual;
2170	uint8_t reserved;
2171	uint8_t	progress[2];
2172};
2173
2174/*
2175 * This is typically forwarded as the result of an EXTENDED COPY command.
2176 *
2177 * Maximum descriptors allowed: 2 (as of SPC-4)
2178 */
2179struct scsi_sense_forwarded
2180{
2181	uint8_t	desc_type;
2182#define	SSD_DESC_FORWARDED	0x0c
2183	uint8_t	length;
2184	uint8_t	byte2;
2185#define	SSD_FORWARDED_FSDT	0x80
2186#define	SSD_FORWARDED_SDS_MASK	0x0f
2187#define	SSD_FORWARDED_SDS_UNK	0x00
2188#define	SSD_FORWARDED_SDS_EXSRC	0x01
2189#define	SSD_FORWARDED_SDS_EXDST	0x02
2190};
2191
2192/*
2193 * Vendor-specific sense descriptor.  The desc_type field will be in the
2194 * range bewteen MIN and MAX inclusive.
2195 */
2196struct scsi_sense_vendor
2197{
2198	uint8_t	desc_type;
2199#define	SSD_DESC_VENDOR_MIN	0x80
2200#define	SSD_DESC_VENDOR_MAX	0xff
2201	uint8_t length;
2202	uint8_t	data[0];
2203};
2204
2205struct scsi_mode_header_6
2206{
2207	u_int8_t data_length;	/* Sense data length */
2208	u_int8_t medium_type;
2209	u_int8_t dev_spec;
2210	u_int8_t blk_desc_len;
2211};
2212
2213struct scsi_mode_header_10
2214{
2215	u_int8_t data_length[2];/* Sense data length */
2216	u_int8_t medium_type;
2217	u_int8_t dev_spec;
2218	u_int8_t unused[2];
2219	u_int8_t blk_desc_len[2];
2220};
2221
2222struct scsi_mode_page_header
2223{
2224	u_int8_t page_code;
2225#define	SMPH_PS		0x80
2226#define	SMPH_SPF	0x40
2227#define	SMPH_PC_MASK	0x3f
2228	u_int8_t page_length;
2229};
2230
2231struct scsi_mode_page_header_sp
2232{
2233	uint8_t page_code;
2234	uint8_t subpage;
2235	uint8_t page_length[2];
2236};
2237
2238
2239struct scsi_mode_blk_desc
2240{
2241	u_int8_t density;
2242	u_int8_t nblocks[3];
2243	u_int8_t reserved;
2244	u_int8_t blklen[3];
2245};
2246
2247#define	SCSI_DEFAULT_DENSITY	0x00	/* use 'default' density */
2248#define	SCSI_SAME_DENSITY	0x7f	/* use 'same' density- >= SCSI-2 only */
2249
2250
2251/*
2252 * Status Byte
2253 */
2254#define	SCSI_STATUS_OK			0x00
2255#define	SCSI_STATUS_CHECK_COND		0x02
2256#define	SCSI_STATUS_COND_MET		0x04
2257#define	SCSI_STATUS_BUSY		0x08
2258#define	SCSI_STATUS_INTERMED		0x10
2259#define	SCSI_STATUS_INTERMED_COND_MET	0x14
2260#define	SCSI_STATUS_RESERV_CONFLICT	0x18
2261#define	SCSI_STATUS_CMD_TERMINATED	0x22	/* Obsolete in SAM-2 */
2262#define	SCSI_STATUS_QUEUE_FULL		0x28
2263#define	SCSI_STATUS_ACA_ACTIVE		0x30
2264#define	SCSI_STATUS_TASK_ABORTED	0x40
2265
2266struct scsi_inquiry_pattern {
2267	u_int8_t   type;
2268	u_int8_t   media_type;
2269#define	SIP_MEDIA_REMOVABLE	0x01
2270#define	SIP_MEDIA_FIXED		0x02
2271	const char *vendor;
2272	const char *product;
2273	const char *revision;
2274};
2275
2276struct scsi_static_inquiry_pattern {
2277	u_int8_t   type;
2278	u_int8_t   media_type;
2279	char       vendor[SID_VENDOR_SIZE+1];
2280	char       product[SID_PRODUCT_SIZE+1];
2281	char       revision[SID_REVISION_SIZE+1];
2282};
2283
2284struct scsi_sense_quirk_entry {
2285	struct scsi_inquiry_pattern	inq_pat;
2286	int				num_sense_keys;
2287	int				num_ascs;
2288	struct sense_key_table_entry	*sense_key_info;
2289	struct asc_table_entry		*asc_info;
2290};
2291
2292struct sense_key_table_entry {
2293	u_int8_t    sense_key;
2294	u_int32_t   action;
2295	const char *desc;
2296};
2297
2298struct asc_table_entry {
2299	u_int8_t    asc;
2300	u_int8_t    ascq;
2301	u_int32_t   action;
2302	const char *desc;
2303};
2304
2305struct op_table_entry {
2306	u_int8_t    opcode;
2307	u_int32_t   opmask;
2308	const char  *desc;
2309};
2310
2311struct scsi_op_quirk_entry {
2312	struct scsi_inquiry_pattern	inq_pat;
2313	int				num_ops;
2314	struct op_table_entry		*op_table;
2315};
2316
2317typedef enum {
2318	SSS_FLAG_NONE		= 0x00,
2319	SSS_FLAG_PRINT_COMMAND	= 0x01
2320} scsi_sense_string_flags;
2321
2322struct ccb_scsiio;
2323struct cam_periph;
2324union  ccb;
2325#ifndef _KERNEL
2326struct cam_device;
2327#endif
2328
2329extern const char *scsi_sense_key_text[];
2330
2331struct sbuf;
2332
2333__BEGIN_DECLS
2334void scsi_sense_desc(int sense_key, int asc, int ascq,
2335		     struct scsi_inquiry_data *inq_data,
2336		     const char **sense_key_desc, const char **asc_desc);
2337scsi_sense_action scsi_error_action(struct ccb_scsiio* csio,
2338				    struct scsi_inquiry_data *inq_data,
2339				    u_int32_t sense_flags);
2340const char *	scsi_status_string(struct ccb_scsiio *csio);
2341
2342void scsi_desc_iterate(struct scsi_sense_data_desc *sense, u_int sense_len,
2343		       int (*iter_func)(struct scsi_sense_data_desc *sense,
2344					u_int, struct scsi_sense_desc_header *,
2345					void *), void *arg);
2346uint8_t *scsi_find_desc(struct scsi_sense_data_desc *sense, u_int sense_len,
2347			uint8_t desc_type);
2348void scsi_set_sense_data(struct scsi_sense_data *sense_data,
2349			 scsi_sense_data_type sense_format, int current_error,
2350			 int sense_key, int asc, int ascq, ...) ;
2351void scsi_set_sense_data_va(struct scsi_sense_data *sense_data,
2352			    scsi_sense_data_type sense_format,
2353			    int current_error, int sense_key, int asc,
2354			    int ascq, va_list ap);
2355int scsi_get_sense_info(struct scsi_sense_data *sense_data, u_int sense_len,
2356			uint8_t info_type, uint64_t *info,
2357			int64_t *signed_info);
2358int scsi_get_sks(struct scsi_sense_data *sense_data, u_int sense_len,
2359		 uint8_t *sks);
2360int scsi_get_block_info(struct scsi_sense_data *sense_data, u_int sense_len,
2361			struct scsi_inquiry_data *inq_data,
2362			uint8_t *block_bits);
2363int scsi_get_stream_info(struct scsi_sense_data *sense_data, u_int sense_len,
2364			 struct scsi_inquiry_data *inq_data,
2365			 uint8_t *stream_bits);
2366void scsi_info_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len,
2367		    struct scsi_inquiry_data *inq_data, uint64_t info);
2368void scsi_command_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len,
2369		       struct scsi_inquiry_data *inq_data, uint64_t csi);
2370void scsi_progress_sbuf(struct sbuf *sb, uint16_t progress);
2371int scsi_sks_sbuf(struct sbuf *sb, int sense_key, uint8_t *sks);
2372void scsi_fru_sbuf(struct sbuf *sb, uint64_t fru);
2373void scsi_stream_sbuf(struct sbuf *sb, uint8_t stream_bits, uint64_t info);
2374void scsi_block_sbuf(struct sbuf *sb, uint8_t block_bits, uint64_t info);
2375void scsi_sense_info_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2376			  u_int sense_len, uint8_t *cdb, int cdb_len,
2377			  struct scsi_inquiry_data *inq_data,
2378			  struct scsi_sense_desc_header *header);
2379
2380void scsi_sense_command_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2381			     u_int sense_len, uint8_t *cdb, int cdb_len,
2382			     struct scsi_inquiry_data *inq_data,
2383			     struct scsi_sense_desc_header *header);
2384void scsi_sense_sks_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2385			 u_int sense_len, uint8_t *cdb, int cdb_len,
2386			 struct scsi_inquiry_data *inq_data,
2387			 struct scsi_sense_desc_header *header);
2388void scsi_sense_fru_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2389			 u_int sense_len, uint8_t *cdb, int cdb_len,
2390			 struct scsi_inquiry_data *inq_data,
2391			 struct scsi_sense_desc_header *header);
2392void scsi_sense_stream_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2393			    u_int sense_len, uint8_t *cdb, int cdb_len,
2394			    struct scsi_inquiry_data *inq_data,
2395			    struct scsi_sense_desc_header *header);
2396void scsi_sense_block_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2397			   u_int sense_len, uint8_t *cdb, int cdb_len,
2398			   struct scsi_inquiry_data *inq_data,
2399			   struct scsi_sense_desc_header *header);
2400void scsi_sense_progress_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2401			      u_int sense_len, uint8_t *cdb, int cdb_len,
2402			      struct scsi_inquiry_data *inq_data,
2403			      struct scsi_sense_desc_header *header);
2404void scsi_sense_generic_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2405			     u_int sense_len, uint8_t *cdb, int cdb_len,
2406			     struct scsi_inquiry_data *inq_data,
2407			     struct scsi_sense_desc_header *header);
2408void scsi_sense_desc_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2409			  u_int sense_len, uint8_t *cdb, int cdb_len,
2410			  struct scsi_inquiry_data *inq_data,
2411			  struct scsi_sense_desc_header *header);
2412scsi_sense_data_type scsi_sense_type(struct scsi_sense_data *sense_data);
2413
2414void scsi_sense_only_sbuf(struct scsi_sense_data *sense, u_int sense_len,
2415			  struct sbuf *sb, char *path_str,
2416			  struct scsi_inquiry_data *inq_data, uint8_t *cdb,
2417			  int cdb_len);
2418
2419#ifdef _KERNEL
2420int		scsi_command_string(struct ccb_scsiio *csio, struct sbuf *sb);
2421int		scsi_sense_sbuf(struct ccb_scsiio *csio, struct sbuf *sb,
2422				scsi_sense_string_flags flags);
2423char *		scsi_sense_string(struct ccb_scsiio *csio,
2424				  char *str, int str_len);
2425void		scsi_sense_print(struct ccb_scsiio *csio);
2426int 		scsi_vpd_supported_page(struct cam_periph *periph,
2427					uint8_t page_id);
2428#else /* _KERNEL */
2429int		scsi_command_string(struct cam_device *device,
2430				    struct ccb_scsiio *csio, struct sbuf *sb);
2431int		scsi_sense_sbuf(struct cam_device *device,
2432				struct ccb_scsiio *csio, struct sbuf *sb,
2433				scsi_sense_string_flags flags);
2434char *		scsi_sense_string(struct cam_device *device,
2435				  struct ccb_scsiio *csio,
2436				  char *str, int str_len);
2437void		scsi_sense_print(struct cam_device *device,
2438				 struct ccb_scsiio *csio, FILE *ofile);
2439#endif /* _KERNEL */
2440
2441const char *	scsi_op_desc(u_int16_t opcode,
2442			     struct scsi_inquiry_data *inq_data);
2443char *		scsi_cdb_string(u_int8_t *cdb_ptr, char *cdb_string,
2444				size_t len);
2445
2446void		scsi_print_inquiry(struct scsi_inquiry_data *inq_data);
2447void		scsi_print_inquiry_short(struct scsi_inquiry_data *inq_data);
2448
2449u_int		scsi_calc_syncsrate(u_int period_factor);
2450u_int		scsi_calc_syncparam(u_int period);
2451
2452typedef int	(*scsi_devid_checkfn_t)(uint8_t *);
2453int		scsi_devid_is_naa_ieee_reg(uint8_t *bufp);
2454int		scsi_devid_is_sas_target(uint8_t *bufp);
2455int		scsi_devid_is_lun_eui64(uint8_t *bufp);
2456int		scsi_devid_is_lun_naa(uint8_t *bufp);
2457int		scsi_devid_is_lun_name(uint8_t *bufp);
2458int		scsi_devid_is_lun_t10(uint8_t *bufp);
2459struct scsi_vpd_id_descriptor *
2460		scsi_get_devid(struct scsi_vpd_device_id *id, uint32_t len,
2461			       scsi_devid_checkfn_t ck_fn);
2462
2463void		scsi_test_unit_ready(struct ccb_scsiio *csio, u_int32_t retries,
2464				     void (*cbfcnp)(struct cam_periph *,
2465						    union ccb *),
2466				     u_int8_t tag_action,
2467				     u_int8_t sense_len, u_int32_t timeout);
2468
2469void		scsi_request_sense(struct ccb_scsiio *csio, u_int32_t retries,
2470				   void (*cbfcnp)(struct cam_periph *,
2471						  union ccb *),
2472				   void *data_ptr, u_int8_t dxfer_len,
2473				   u_int8_t tag_action, u_int8_t sense_len,
2474				   u_int32_t timeout);
2475
2476void		scsi_inquiry(struct ccb_scsiio *csio, u_int32_t retries,
2477			     void (*cbfcnp)(struct cam_periph *, union ccb *),
2478			     u_int8_t tag_action, u_int8_t *inq_buf,
2479			     u_int32_t inq_len, int evpd, u_int8_t page_code,
2480			     u_int8_t sense_len, u_int32_t timeout);
2481
2482void		scsi_mode_sense(struct ccb_scsiio *csio, u_int32_t retries,
2483				void (*cbfcnp)(struct cam_periph *,
2484					       union ccb *),
2485				u_int8_t tag_action, int dbd,
2486				u_int8_t page_code, u_int8_t page,
2487				u_int8_t *param_buf, u_int32_t param_len,
2488				u_int8_t sense_len, u_int32_t timeout);
2489
2490void		scsi_mode_sense_len(struct ccb_scsiio *csio, u_int32_t retries,
2491				    void (*cbfcnp)(struct cam_periph *,
2492						   union ccb *),
2493				    u_int8_t tag_action, int dbd,
2494				    u_int8_t page_code, u_int8_t page,
2495				    u_int8_t *param_buf, u_int32_t param_len,
2496				    int minimum_cmd_size, u_int8_t sense_len,
2497				    u_int32_t timeout);
2498
2499void		scsi_mode_select(struct ccb_scsiio *csio, u_int32_t retries,
2500				 void (*cbfcnp)(struct cam_periph *,
2501						union ccb *),
2502				 u_int8_t tag_action, int scsi_page_fmt,
2503				 int save_pages, u_int8_t *param_buf,
2504				 u_int32_t param_len, u_int8_t sense_len,
2505				 u_int32_t timeout);
2506
2507void		scsi_mode_select_len(struct ccb_scsiio *csio, u_int32_t retries,
2508				     void (*cbfcnp)(struct cam_periph *,
2509						    union ccb *),
2510				     u_int8_t tag_action, int scsi_page_fmt,
2511				     int save_pages, u_int8_t *param_buf,
2512				     u_int32_t param_len, int minimum_cmd_size,
2513				     u_int8_t sense_len, u_int32_t timeout);
2514
2515void		scsi_log_sense(struct ccb_scsiio *csio, u_int32_t retries,
2516			       void (*cbfcnp)(struct cam_periph *, union ccb *),
2517			       u_int8_t tag_action, u_int8_t page_code,
2518			       u_int8_t page, int save_pages, int ppc,
2519			       u_int32_t paramptr, u_int8_t *param_buf,
2520			       u_int32_t param_len, u_int8_t sense_len,
2521			       u_int32_t timeout);
2522
2523void		scsi_log_select(struct ccb_scsiio *csio, u_int32_t retries,
2524				void (*cbfcnp)(struct cam_periph *,
2525				union ccb *), u_int8_t tag_action,
2526				u_int8_t page_code, int save_pages,
2527				int pc_reset, u_int8_t *param_buf,
2528				u_int32_t param_len, u_int8_t sense_len,
2529				u_int32_t timeout);
2530
2531void		scsi_prevent(struct ccb_scsiio *csio, u_int32_t retries,
2532			     void (*cbfcnp)(struct cam_periph *, union ccb *),
2533			     u_int8_t tag_action, u_int8_t action,
2534			     u_int8_t sense_len, u_int32_t timeout);
2535
2536void		scsi_read_capacity(struct ccb_scsiio *csio, u_int32_t retries,
2537				   void (*cbfcnp)(struct cam_periph *,
2538				   union ccb *), u_int8_t tag_action,
2539				   struct scsi_read_capacity_data *,
2540				   u_int8_t sense_len, u_int32_t timeout);
2541void		scsi_read_capacity_16(struct ccb_scsiio *csio, uint32_t retries,
2542				      void (*cbfcnp)(struct cam_periph *,
2543				      union ccb *), uint8_t tag_action,
2544				      uint64_t lba, int reladr, int pmi,
2545				      uint8_t *rcap_buf, int rcap_buf_len,
2546				      uint8_t sense_len, uint32_t timeout);
2547
2548void		scsi_report_luns(struct ccb_scsiio *csio, u_int32_t retries,
2549				 void (*cbfcnp)(struct cam_periph *,
2550				 union ccb *), u_int8_t tag_action,
2551				 u_int8_t select_report,
2552				 struct scsi_report_luns_data *rpl_buf,
2553				 u_int32_t alloc_len, u_int8_t sense_len,
2554				 u_int32_t timeout);
2555
2556void		scsi_report_target_group(struct ccb_scsiio *csio, u_int32_t retries,
2557				 void (*cbfcnp)(struct cam_periph *,
2558				 union ccb *), u_int8_t tag_action,
2559				 u_int8_t pdf,
2560				 void *buf,
2561				 u_int32_t alloc_len, u_int8_t sense_len,
2562				 u_int32_t timeout);
2563
2564void		scsi_set_target_group(struct ccb_scsiio *csio, u_int32_t retries,
2565				 void (*cbfcnp)(struct cam_periph *,
2566				 union ccb *), u_int8_t tag_action, void *buf,
2567				 u_int32_t alloc_len, u_int8_t sense_len,
2568				 u_int32_t timeout);
2569
2570void		scsi_synchronize_cache(struct ccb_scsiio *csio,
2571				       u_int32_t retries,
2572				       void (*cbfcnp)(struct cam_periph *,
2573				       union ccb *), u_int8_t tag_action,
2574				       u_int32_t begin_lba, u_int16_t lb_count,
2575				       u_int8_t sense_len, u_int32_t timeout);
2576
2577void scsi_receive_diagnostic_results(struct ccb_scsiio *csio, u_int32_t retries,
2578				     void (*cbfcnp)(struct cam_periph *,
2579						    union ccb*),
2580				     uint8_t tag_action, int pcv,
2581				     uint8_t page_code, uint8_t *data_ptr,
2582				     uint16_t allocation_length,
2583				     uint8_t sense_len, uint32_t timeout);
2584
2585void scsi_send_diagnostic(struct ccb_scsiio *csio, u_int32_t retries,
2586			  void (*cbfcnp)(struct cam_periph *, union ccb *),
2587			  uint8_t tag_action, int unit_offline,
2588			  int device_offline, int self_test, int page_format,
2589			  int self_test_code, uint8_t *data_ptr,
2590			  uint16_t param_list_length, uint8_t sense_len,
2591			  uint32_t timeout);
2592
2593void scsi_read_buffer(struct ccb_scsiio *csio, u_int32_t retries,
2594			void (*cbfcnp)(struct cam_periph *, union ccb*),
2595			uint8_t tag_action, int mode,
2596			uint8_t buffer_id, u_int32_t offset,
2597			uint8_t *data_ptr, uint32_t allocation_length,
2598			uint8_t sense_len, uint32_t timeout);
2599
2600void scsi_write_buffer(struct ccb_scsiio *csio, u_int32_t retries,
2601			void (*cbfcnp)(struct cam_periph *, union ccb *),
2602			uint8_t tag_action, int mode,
2603			uint8_t buffer_id, u_int32_t offset,
2604			uint8_t *data_ptr, uint32_t param_list_length,
2605			uint8_t sense_len, uint32_t timeout);
2606
2607#define	SCSI_RW_READ	0x0001
2608#define	SCSI_RW_WRITE	0x0002
2609#define	SCSI_RW_DIRMASK	0x0003
2610#define	SCSI_RW_BIO	0x1000
2611void scsi_read_write(struct ccb_scsiio *csio, u_int32_t retries,
2612		     void (*cbfcnp)(struct cam_periph *, union ccb *),
2613		     u_int8_t tag_action, int readop, u_int8_t byte2,
2614		     int minimum_cmd_size, u_int64_t lba,
2615		     u_int32_t block_count, u_int8_t *data_ptr,
2616		     u_int32_t dxfer_len, u_int8_t sense_len,
2617		     u_int32_t timeout);
2618
2619void scsi_write_same(struct ccb_scsiio *csio, u_int32_t retries,
2620		     void (*cbfcnp)(struct cam_periph *, union ccb *),
2621		     u_int8_t tag_action, u_int8_t byte2,
2622		     int minimum_cmd_size, u_int64_t lba,
2623		     u_int32_t block_count, u_int8_t *data_ptr,
2624		     u_int32_t dxfer_len, u_int8_t sense_len,
2625		     u_int32_t timeout);
2626
2627void scsi_ata_identify(struct ccb_scsiio *csio, u_int32_t retries,
2628		       void (*cbfcnp)(struct cam_periph *, union ccb *),
2629		       u_int8_t tag_action, u_int8_t *data_ptr,
2630		       u_int16_t dxfer_len, u_int8_t sense_len,
2631		       u_int32_t timeout);
2632
2633void scsi_ata_trim(struct ccb_scsiio *csio, u_int32_t retries,
2634	           void (*cbfcnp)(struct cam_periph *, union ccb *),
2635	           u_int8_t tag_action, u_int16_t block_count,
2636	           u_int8_t *data_ptr, u_int16_t dxfer_len,
2637	           u_int8_t sense_len, u_int32_t timeout);
2638
2639void scsi_ata_pass_16(struct ccb_scsiio *csio, u_int32_t retries,
2640		      void (*cbfcnp)(struct cam_periph *, union ccb *),
2641		      u_int32_t flags, u_int8_t tag_action,
2642		      u_int8_t protocol, u_int8_t ata_flags, u_int16_t features,
2643		      u_int16_t sector_count, uint64_t lba, u_int8_t command,
2644		      u_int8_t control, u_int8_t *data_ptr, u_int16_t dxfer_len,
2645		      u_int8_t sense_len, u_int32_t timeout);
2646
2647void scsi_unmap(struct ccb_scsiio *csio, u_int32_t retries,
2648		void (*cbfcnp)(struct cam_periph *, union ccb *),
2649		u_int8_t tag_action, u_int8_t byte2,
2650		u_int8_t *data_ptr, u_int16_t dxfer_len,
2651		u_int8_t sense_len, u_int32_t timeout);
2652
2653void scsi_start_stop(struct ccb_scsiio *csio, u_int32_t retries,
2654		     void (*cbfcnp)(struct cam_periph *, union ccb *),
2655		     u_int8_t tag_action, int start, int load_eject,
2656		     int immediate, u_int8_t sense_len, u_int32_t timeout);
2657
2658int		scsi_inquiry_match(caddr_t inqbuffer, caddr_t table_entry);
2659int		scsi_static_inquiry_match(caddr_t inqbuffer,
2660					  caddr_t table_entry);
2661int		scsi_devid_match(uint8_t *rhs, size_t rhs_len,
2662				 uint8_t *lhs, size_t lhs_len);
2663
2664void scsi_extract_sense(struct scsi_sense_data *sense, int *error_code,
2665			int *sense_key, int *asc, int *ascq);
2666int scsi_extract_sense_ccb(union ccb *ccb, int *error_code, int *sense_key,
2667			   int *asc, int *ascq);
2668void scsi_extract_sense_len(struct scsi_sense_data *sense,
2669			    u_int sense_len, int *error_code, int *sense_key,
2670			    int *asc, int *ascq, int show_errors);
2671int scsi_get_sense_key(struct scsi_sense_data *sense, u_int sense_len,
2672		       int show_errors);
2673int scsi_get_asc(struct scsi_sense_data *sense, u_int sense_len,
2674		 int show_errors);
2675int scsi_get_ascq(struct scsi_sense_data *sense, u_int sense_len,
2676		  int show_errors);
2677static __inline void scsi_ulto2b(u_int32_t val, u_int8_t *bytes);
2678static __inline void scsi_ulto3b(u_int32_t val, u_int8_t *bytes);
2679static __inline void scsi_ulto4b(u_int32_t val, u_int8_t *bytes);
2680static __inline void scsi_u64to8b(u_int64_t val, u_int8_t *bytes);
2681static __inline uint32_t scsi_2btoul(const uint8_t *bytes);
2682static __inline uint32_t scsi_3btoul(const uint8_t *bytes);
2683static __inline int32_t scsi_3btol(const uint8_t *bytes);
2684static __inline uint32_t scsi_4btoul(const uint8_t *bytes);
2685static __inline uint64_t scsi_8btou64(const uint8_t *bytes);
2686static __inline void *find_mode_page_6(struct scsi_mode_header_6 *mode_header);
2687static __inline void *find_mode_page_10(struct scsi_mode_header_10 *mode_header);
2688
2689static __inline void
2690scsi_ulto2b(u_int32_t val, u_int8_t *bytes)
2691{
2692
2693	bytes[0] = (val >> 8) & 0xff;
2694	bytes[1] = val & 0xff;
2695}
2696
2697static __inline void
2698scsi_ulto3b(u_int32_t val, u_int8_t *bytes)
2699{
2700
2701	bytes[0] = (val >> 16) & 0xff;
2702	bytes[1] = (val >> 8) & 0xff;
2703	bytes[2] = val & 0xff;
2704}
2705
2706static __inline void
2707scsi_ulto4b(u_int32_t val, u_int8_t *bytes)
2708{
2709
2710	bytes[0] = (val >> 24) & 0xff;
2711	bytes[1] = (val >> 16) & 0xff;
2712	bytes[2] = (val >> 8) & 0xff;
2713	bytes[3] = val & 0xff;
2714}
2715
2716static __inline void
2717scsi_u64to8b(u_int64_t val, u_int8_t *bytes)
2718{
2719
2720	bytes[0] = (val >> 56) & 0xff;
2721	bytes[1] = (val >> 48) & 0xff;
2722	bytes[2] = (val >> 40) & 0xff;
2723	bytes[3] = (val >> 32) & 0xff;
2724	bytes[4] = (val >> 24) & 0xff;
2725	bytes[5] = (val >> 16) & 0xff;
2726	bytes[6] = (val >> 8) & 0xff;
2727	bytes[7] = val & 0xff;
2728}
2729
2730static __inline uint32_t
2731scsi_2btoul(const uint8_t *bytes)
2732{
2733	uint32_t rv;
2734
2735	rv = (bytes[0] << 8) |
2736	     bytes[1];
2737	return (rv);
2738}
2739
2740static __inline uint32_t
2741scsi_3btoul(const uint8_t *bytes)
2742{
2743	uint32_t rv;
2744
2745	rv = (bytes[0] << 16) |
2746	     (bytes[1] << 8) |
2747	     bytes[2];
2748	return (rv);
2749}
2750
2751static __inline int32_t
2752scsi_3btol(const uint8_t *bytes)
2753{
2754	uint32_t rc = scsi_3btoul(bytes);
2755
2756	if (rc & 0x00800000)
2757		rc |= 0xff000000;
2758
2759	return (int32_t) rc;
2760}
2761
2762static __inline uint32_t
2763scsi_4btoul(const uint8_t *bytes)
2764{
2765	uint32_t rv;
2766
2767	rv = (bytes[0] << 24) |
2768	     (bytes[1] << 16) |
2769	     (bytes[2] << 8) |
2770	     bytes[3];
2771	return (rv);
2772}
2773
2774static __inline uint64_t
2775scsi_8btou64(const uint8_t *bytes)
2776{
2777        uint64_t rv;
2778
2779	rv = (((uint64_t)bytes[0]) << 56) |
2780	     (((uint64_t)bytes[1]) << 48) |
2781	     (((uint64_t)bytes[2]) << 40) |
2782	     (((uint64_t)bytes[3]) << 32) |
2783	     (((uint64_t)bytes[4]) << 24) |
2784	     (((uint64_t)bytes[5]) << 16) |
2785	     (((uint64_t)bytes[6]) << 8) |
2786	     bytes[7];
2787	return (rv);
2788}
2789
2790/*
2791 * Given the pointer to a returned mode sense buffer, return a pointer to
2792 * the start of the first mode page.
2793 */
2794static __inline void *
2795find_mode_page_6(struct scsi_mode_header_6 *mode_header)
2796{
2797	void *page_start;
2798
2799	page_start = (void *)((u_int8_t *)&mode_header[1] +
2800			      mode_header->blk_desc_len);
2801
2802	return(page_start);
2803}
2804
2805static __inline void *
2806find_mode_page_10(struct scsi_mode_header_10 *mode_header)
2807{
2808	void *page_start;
2809
2810	page_start = (void *)((u_int8_t *)&mode_header[1] +
2811			       scsi_2btoul(mode_header->blk_desc_len));
2812
2813	return(page_start);
2814}
2815
2816__END_DECLS
2817
2818#endif /*_SCSI_SCSI_ALL_H*/
2819