1/*-
2 * Largely written by Julian Elischer (julian@tfs.com)
3 * for TRW Financial Systems.
4 *
5 * TRW Financial Systems, in accordance with their agreement with Carnegie
6 * Mellon University, makes this software available to CMU to distribute
7 * or use in any manner that they see fit as long as this message is kept with
8 * the software. For this reason TFS also grants any other persons or
9 * organisations permission to use or modify this software.
10 *
11 * TFS supplies this software to be publicly redistributed
12 * on the understanding that TFS is not responsible for the correct
13 * functioning of this software in any circumstances.
14 *
15 * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
16 *
17 * $FreeBSD$
18 */
19
20/*
21 * SCSI general  interface description
22 */
23
24#ifndef	_SCSI_SCSI_ALL_H
25#define	_SCSI_SCSI_ALL_H 1
26
27#include <sys/cdefs.h>
28#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_PTPL_A	0x01
312	uint8_t type_mask[2];
313#define	SPRI_TM_WR_EX_AR	0x8000
314#define	SPRI_TM_EX_AC_RO	0x4000
315#define	SPRI_TM_WR_EX_RO	0x2000
316#define	SPRI_TM_EX_AC		0x0800
317#define	SPRI_TM_WR_EX		0x0200
318#define	SPRI_TM_EX_AC_AR	0x0001
319	uint8_t reserved[2];
320};
321
322struct scsi_per_res_in_rsrv_data
323{
324	uint8_t reservation[8];
325	uint8_t obsolete1[4];
326	uint8_t reserved;
327	uint8_t scopetype;
328#define	SPRT_WE    0x01
329#define	SPRT_EA    0x03
330#define	SPRT_WERO  0x05
331#define	SPRT_EARO  0x06
332#define	SPRT_WEAR  0x07
333#define	SPRT_EAAR  0x08
334	uint8_t obsolete2[2];
335};
336
337struct scsi_per_res_in_rsrv
338{
339	struct scsi_per_res_in_header header;
340	struct scsi_per_res_in_rsrv_data data;
341};
342
343struct scsi_per_res_out
344{
345	u_int8_t opcode;
346	u_int8_t action;
347#define	SPRO_REGISTER		0x00
348#define	SPRO_RESERVE		0x01
349#define	SPRO_RELEASE		0x02
350#define	SPRO_CLEAR		0x03
351#define	SPRO_PREEMPT		0x04
352#define	SPRO_PRE_ABO		0x05
353#define	SPRO_REG_IGNO		0x06
354#define	SPRO_REG_MOVE		0x07
355#define	SPRO_ACTION_MASK	0x1f
356	u_int8_t scope_type;
357#define	SPR_SCOPE_MASK		0xf0
358#define	SPR_LU_SCOPE		0x00
359#define	SPR_TYPE_MASK		0x0f
360#define	SPR_TYPE_WR_EX		0x01
361#define	SPR_TYPE_EX_AC		0x03
362#define	SPR_TYPE_WR_EX_RO	0x05
363#define	SPR_TYPE_EX_AC_RO	0x06
364#define	SPR_TYPE_WR_EX_AR	0x07
365#define	SPR_TYPE_EX_AC_AR	0x08
366	u_int8_t reserved[2];
367	u_int8_t length[4];
368	u_int8_t control;
369};
370
371struct scsi_per_res_out_parms
372{
373	struct scsi_per_res_key res_key;
374	u_int8_t serv_act_res_key[8];
375	u_int8_t obsolete1[4];
376	u_int8_t flags;
377#define	SPR_SPEC_I_PT		0x08
378#define	SPR_ALL_TG_PT		0x04
379#define	SPR_APTPL		0x01
380	u_int8_t reserved1;
381	u_int8_t obsolete2[2];
382};
383
384
385struct scsi_log_sense
386{
387	u_int8_t opcode;
388	u_int8_t byte2;
389#define	SLS_SP				0x01
390#define	SLS_PPC				0x02
391	u_int8_t page;
392#define	SLS_PAGE_CODE 			0x3F
393#define	SLS_ALL_PAGES_PAGE		0x00
394#define	SLS_OVERRUN_PAGE		0x01
395#define	SLS_ERROR_WRITE_PAGE		0x02
396#define	SLS_ERROR_READ_PAGE		0x03
397#define	SLS_ERROR_READREVERSE_PAGE	0x04
398#define	SLS_ERROR_VERIFY_PAGE		0x05
399#define	SLS_ERROR_NONMEDIUM_PAGE	0x06
400#define	SLS_ERROR_LASTN_PAGE		0x07
401#define	SLS_SELF_TEST_PAGE		0x10
402#define	SLS_IE_PAGE			0x2f
403#define	SLS_PAGE_CTRL_MASK		0xC0
404#define	SLS_PAGE_CTRL_THRESHOLD		0x00
405#define	SLS_PAGE_CTRL_CUMULATIVE	0x40
406#define	SLS_PAGE_CTRL_THRESH_DEFAULT	0x80
407#define	SLS_PAGE_CTRL_CUMUL_DEFAULT	0xC0
408	u_int8_t reserved[2];
409	u_int8_t paramptr[2];
410	u_int8_t length[2];
411	u_int8_t control;
412};
413
414struct scsi_log_select
415{
416	u_int8_t opcode;
417	u_int8_t byte2;
418/*	SLS_SP				0x01 */
419#define	SLS_PCR				0x02
420	u_int8_t page;
421/*	SLS_PAGE_CTRL_MASK		0xC0 */
422/*	SLS_PAGE_CTRL_THRESHOLD		0x00 */
423/*	SLS_PAGE_CTRL_CUMULATIVE	0x40 */
424/*	SLS_PAGE_CTRL_THRESH_DEFAULT	0x80 */
425/*	SLS_PAGE_CTRL_CUMUL_DEFAULT	0xC0 */
426	u_int8_t reserved[4];
427	u_int8_t length[2];
428	u_int8_t control;
429};
430
431struct scsi_log_header
432{
433	u_int8_t page;
434	u_int8_t reserved;
435	u_int8_t datalen[2];
436};
437
438struct scsi_log_param_header {
439	u_int8_t param_code[2];
440	u_int8_t param_control;
441#define	SLP_LP				0x01
442#define	SLP_LBIN			0x02
443#define	SLP_TMC_MASK			0x0C
444#define	SLP_TMC_ALWAYS			0x00
445#define	SLP_TMC_EQUAL			0x04
446#define	SLP_TMC_NOTEQUAL		0x08
447#define	SLP_TMC_GREATER			0x0C
448#define	SLP_ETC				0x10
449#define	SLP_TSD				0x20
450#define	SLP_DS				0x40
451#define	SLP_DU				0x80
452	u_int8_t param_len;
453};
454
455struct scsi_control_page {
456	u_int8_t page_code;
457	u_int8_t page_length;
458	u_int8_t rlec;
459#define	SCP_RLEC			0x01	/*Report Log Exception Cond*/
460#define	SCP_GLTSD			0x02	/*Global Logging target
461						  save disable */
462#define	SCP_DSENSE			0x04	/*Descriptor Sense */
463#define	SCP_DPICZ			0x08	/*Disable Prot. Info Check
464						  if Prot. Field is Zero */
465#define	SCP_TMF_ONLY			0x10	/*TM Functions Only*/
466#define	SCP_TST_MASK			0xE0	/*Task Set Type Mask*/
467#define	SCP_TST_ONE			0x00	/*One Task Set*/
468#define	SCP_TST_SEPARATE		0x20	/*Separate Task Sets*/
469	u_int8_t queue_flags;
470#define	SCP_QUEUE_ALG_MASK		0xF0
471#define	SCP_QUEUE_ALG_RESTRICTED	0x00
472#define	SCP_QUEUE_ALG_UNRESTRICTED	0x10
473#define	SCP_QUEUE_ERR			0x02	/*Queued I/O aborted for CACs*/
474#define	SCP_QUEUE_DQUE			0x01	/*Queued I/O disabled*/
475	u_int8_t eca_and_aen;
476#define	SCP_EECA			0x80	/*Enable Extended CA*/
477#define	SCP_RAENP			0x04	/*Ready AEN Permission*/
478#define	SCP_UAAENP			0x02	/*UA AEN Permission*/
479#define	SCP_EAENP			0x01	/*Error AEN Permission*/
480	u_int8_t reserved;
481	u_int8_t aen_holdoff_period[2];
482};
483
484struct scsi_cache_page {
485	u_int8_t page_code;
486#define	SCHP_PAGE_SAVABLE		0x80	/* Page is savable */
487	u_int8_t page_length;
488	u_int8_t cache_flags;
489#define	SCHP_FLAGS_WCE			0x04	/* Write Cache Enable */
490#define	SCHP_FLAGS_MF			0x02	/* Multiplication factor */
491#define	SCHP_FLAGS_RCD			0x01	/* Read Cache Disable */
492	u_int8_t rw_cache_policy;
493	u_int8_t dis_prefetch[2];
494	u_int8_t min_prefetch[2];
495	u_int8_t max_prefetch[2];
496	u_int8_t max_prefetch_ceil[2];
497};
498
499/*
500 * XXX KDM
501 * Updated version of the cache page, as of SBC.  Update this to SBC-3 and
502 * rationalize the two.
503 */
504struct scsi_caching_page {
505	uint8_t page_code;
506#define	SMS_CACHING_PAGE		0x08
507	uint8_t page_length;
508	uint8_t flags1;
509#define	SCP_IC		0x80
510#define	SCP_ABPF	0x40
511#define	SCP_CAP		0x20
512#define	SCP_DISC	0x10
513#define	SCP_SIZE	0x08
514#define	SCP_WCE		0x04
515#define	SCP_MF		0x02
516#define	SCP_RCD		0x01
517	uint8_t ret_priority;
518	uint8_t disable_pf_transfer_len[2];
519	uint8_t min_prefetch[2];
520	uint8_t max_prefetch[2];
521	uint8_t max_pf_ceiling[2];
522	uint8_t flags2;
523#define	SCP_FSW		0x80
524#define	SCP_LBCSS	0x40
525#define	SCP_DRA		0x20
526#define	SCP_VS1		0x10
527#define	SCP_VS2		0x08
528	uint8_t cache_segments;
529	uint8_t cache_seg_size[2];
530	uint8_t reserved;
531	uint8_t non_cache_seg_size[3];
532};
533
534/*
535 * XXX KDM move this off to a vendor shim.
536 */
537struct copan_power_subpage {
538	uint8_t page_code;
539#define	PWR_PAGE_CODE		0x00
540	uint8_t subpage;
541#define	PWR_SUBPAGE_CODE	0x02
542	uint8_t page_length[2];
543	uint8_t page_version;
544#define	PWR_VERSION		    0x01
545	uint8_t total_luns;
546	uint8_t max_active_luns;
547#define	PWR_DFLT_MAX_LUNS	    0x07
548	uint8_t reserved[25];
549};
550
551/*
552 * XXX KDM move this off to a vendor shim.
553 */
554struct copan_aps_subpage {
555	uint8_t page_code;
556#define	APS_PAGE_CODE		0x00
557	uint8_t subpage;
558#define	APS_SUBPAGE_CODE	0x03
559	uint8_t page_length[2];
560	uint8_t page_version;
561#define	APS_VERSION		    0x00
562	uint8_t lock_active;
563#define	APS_LOCK_ACTIVE	    0x01
564#define	APS_LOCK_INACTIVE	0x00
565	uint8_t reserved[26];
566};
567
568/*
569 * XXX KDM move this off to a vendor shim.
570 */
571struct copan_debugconf_subpage {
572	uint8_t page_code;
573#define DBGCNF_PAGE_CODE		0x00
574	uint8_t subpage;
575#define DBGCNF_SUBPAGE_CODE	0xF0
576	uint8_t page_length[2];
577	uint8_t page_version;
578#define DBGCNF_VERSION			0x00
579	uint8_t ctl_time_io_secs[2];
580};
581
582
583struct scsi_info_exceptions_page {
584	u_int8_t page_code;
585#define	SIEP_PAGE_SAVABLE		0x80	/* Page is savable */
586	u_int8_t page_length;
587	u_int8_t info_flags;
588#define	SIEP_FLAGS_PERF			0x80
589#define	SIEP_FLAGS_EBF			0x20
590#define	SIEP_FLAGS_EWASC		0x10
591#define	SIEP_FLAGS_DEXCPT		0x08
592#define	SIEP_FLAGS_TEST			0x04
593#define	SIEP_FLAGS_EBACKERR		0x02
594#define	SIEP_FLAGS_LOGERR		0x01
595	u_int8_t mrie;
596	u_int8_t interval_timer[4];
597	u_int8_t report_count[4];
598};
599
600struct scsi_proto_specific_page {
601	u_int8_t page_code;
602#define	SPSP_PAGE_SAVABLE		0x80	/* Page is savable */
603	u_int8_t page_length;
604	u_int8_t protocol;
605#define	SPSP_PROTO_FC			0x00
606#define	SPSP_PROTO_SPI			0x01
607#define	SPSP_PROTO_SSA			0x02
608#define	SPSP_PROTO_1394			0x03
609#define	SPSP_PROTO_RDMA			0x04
610#define	SPSP_PROTO_ISCSI		0x05
611#define	SPSP_PROTO_SAS			0x06
612#define	SPSP_PROTO_ADT			0x07
613#define	SPSP_PROTO_ATA			0x08
614#define	SPSP_PROTO_NONE			0x0f
615};
616
617struct scsi_reserve
618{
619	u_int8_t opcode;
620	u_int8_t byte2;
621#define	SR_EXTENT	0x01
622#define	SR_ID_MASK	0x0e
623#define	SR_3RDPTY	0x10
624#define	SR_LUN_MASK	0xe0
625	u_int8_t resv_id;
626	u_int8_t length[2];
627	u_int8_t control;
628};
629
630struct scsi_reserve_10 {
631	uint8_t	opcode;
632	uint8_t	byte2;
633#define	SR10_3RDPTY	0x10
634#define	SR10_LONGID	0x02
635#define	SR10_EXTENT	0x01
636	uint8_t resv_id;
637	uint8_t thirdparty_id;
638	uint8_t reserved[3];
639	uint8_t length[2];
640	uint8_t control;
641};
642
643
644struct scsi_release
645{
646	u_int8_t opcode;
647	u_int8_t byte2;
648	u_int8_t resv_id;
649	u_int8_t unused[1];
650	u_int8_t length;
651	u_int8_t control;
652};
653
654struct scsi_release_10 {
655	uint8_t opcode;
656	uint8_t byte2;
657	uint8_t resv_id;
658	uint8_t thirdparty_id;
659	uint8_t reserved[3];
660	uint8_t length[2];
661	uint8_t control;
662};
663
664struct scsi_prevent
665{
666	u_int8_t opcode;
667	u_int8_t byte2;
668	u_int8_t unused[2];
669	u_int8_t how;
670	u_int8_t control;
671};
672#define	PR_PREVENT 0x01
673#define	PR_ALLOW   0x00
674
675struct scsi_sync_cache
676{
677	u_int8_t opcode;
678	u_int8_t byte2;
679#define	SSC_IMMED	0x02
680#define	SSC_RELADR	0x01
681	u_int8_t begin_lba[4];
682	u_int8_t reserved;
683	u_int8_t lb_count[2];
684	u_int8_t control;
685};
686
687struct scsi_sync_cache_16
688{
689	uint8_t opcode;
690	uint8_t byte2;
691	uint8_t begin_lba[8];
692	uint8_t lb_count[4];
693	uint8_t reserved;
694	uint8_t control;
695};
696
697struct scsi_format {
698	uint8_t opcode;
699	uint8_t byte2;
700#define	SF_LONGLIST		0x20
701#define	SF_FMTDATA		0x10
702#define	SF_CMPLIST		0x08
703#define	SF_FORMAT_MASK		0x07
704#define	SF_FORMAT_BLOCK		0x00
705#define	SF_FORMAT_LONG_BLOCK	0x03
706#define	SF_FORMAT_BFI		0x04
707#define	SF_FORMAT_PHYS		0x05
708	uint8_t vendor;
709	uint8_t interleave[2];
710	uint8_t control;
711};
712
713struct scsi_format_header_short {
714	uint8_t reserved;
715#define	SF_DATA_FOV	0x80
716#define	SF_DATA_DPRY	0x40
717#define	SF_DATA_DCRT	0x20
718#define	SF_DATA_STPF	0x10
719#define	SF_DATA_IP	0x08
720#define	SF_DATA_DSP	0x04
721#define	SF_DATA_IMMED	0x02
722#define	SF_DATA_VS	0x01
723	uint8_t byte2;
724	uint8_t defect_list_len[2];
725};
726
727struct scsi_format_header_long {
728	uint8_t reserved;
729	uint8_t byte2;
730	uint8_t reserved2[2];
731	uint8_t defect_list_len[4];
732};
733
734struct scsi_changedef
735{
736	u_int8_t opcode;
737	u_int8_t byte2;
738	u_int8_t unused1;
739	u_int8_t how;
740	u_int8_t unused[4];
741	u_int8_t datalen;
742	u_int8_t control;
743};
744
745struct scsi_read_buffer
746{
747	u_int8_t opcode;
748	u_int8_t byte2;
749#define	RWB_MODE		0x07
750#define	RWB_MODE_HDR_DATA	0x00
751#define	RWB_MODE_VENDOR		0x01
752#define	RWB_MODE_DATA		0x02
753#define	RWB_MODE_DOWNLOAD	0x04
754#define	RWB_MODE_DOWNLOAD_SAVE	0x05
755        u_int8_t buffer_id;
756        u_int8_t offset[3];
757        u_int8_t length[3];
758        u_int8_t control;
759};
760
761struct scsi_write_buffer
762{
763	u_int8_t opcode;
764	u_int8_t byte2;
765	u_int8_t buffer_id;
766	u_int8_t offset[3];
767	u_int8_t length[3];
768	u_int8_t control;
769};
770
771struct scsi_rw_6
772{
773	u_int8_t opcode;
774	u_int8_t addr[3];
775/* only 5 bits are valid in the MSB address byte */
776#define	SRW_TOPADDR	0x1F
777	u_int8_t length;
778	u_int8_t control;
779};
780
781struct scsi_rw_10
782{
783	u_int8_t opcode;
784#define	SRW10_RELADDR	0x01
785/* EBP defined for WRITE(10) only */
786#define	SRW10_EBP	0x04
787#define	SRW10_FUA	0x08
788#define	SRW10_DPO	0x10
789	u_int8_t byte2;
790	u_int8_t addr[4];
791	u_int8_t reserved;
792	u_int8_t length[2];
793	u_int8_t control;
794};
795
796struct scsi_rw_12
797{
798	u_int8_t opcode;
799#define	SRW12_RELADDR	0x01
800#define	SRW12_FUA	0x08
801#define	SRW12_DPO	0x10
802	u_int8_t byte2;
803	u_int8_t addr[4];
804	u_int8_t length[4];
805	u_int8_t reserved;
806	u_int8_t control;
807};
808
809struct scsi_rw_16
810{
811	u_int8_t opcode;
812#define	SRW16_RELADDR	0x01
813#define	SRW16_FUA	0x08
814#define	SRW16_DPO	0x10
815	u_int8_t byte2;
816	u_int8_t addr[8];
817	u_int8_t length[4];
818	u_int8_t reserved;
819	u_int8_t control;
820};
821
822struct scsi_write_same_10
823{
824	uint8_t	opcode;
825	uint8_t	byte2;
826#define	SWS_LBDATA	0x02
827#define	SWS_PBDATA	0x04
828#define	SWS_UNMAP	0x08
829#define	SWS_ANCHOR	0x10
830	uint8_t	addr[4];
831	uint8_t	group;
832	uint8_t	length[2];
833	uint8_t	control;
834};
835
836struct scsi_write_same_16
837{
838	uint8_t	opcode;
839	uint8_t	byte2;
840	uint8_t	addr[8];
841	uint8_t	length[4];
842	uint8_t	group;
843	uint8_t	control;
844};
845
846struct scsi_unmap
847{
848	uint8_t	opcode;
849	uint8_t	byte2;
850#define	SU_ANCHOR	0x01
851	uint8_t	reserved[4];
852	uint8_t	group;
853	uint8_t	length[2];
854	uint8_t	control;
855};
856
857struct scsi_write_verify_10
858{
859	uint8_t	opcode;
860	uint8_t	byte2;
861#define	SWV_BYTCHK		0x02
862#define	SWV_DPO			0x10
863#define	SWV_WRPROECT_MASK	0xe0
864	uint8_t	addr[4];
865	uint8_t	group;
866	uint8_t length[2];
867	uint8_t	control;
868};
869
870struct scsi_write_verify_12
871{
872	uint8_t	opcode;
873	uint8_t	byte2;
874	uint8_t	addr[4];
875	uint8_t	length[4];
876	uint8_t	group;
877	uint8_t	control;
878};
879
880struct scsi_write_verify_16
881{
882	uint8_t	opcode;
883	uint8_t	byte2;
884	uint8_t	addr[8];
885	uint8_t	length[4];
886	uint8_t	group;
887	uint8_t	control;
888};
889
890
891struct scsi_start_stop_unit
892{
893	u_int8_t opcode;
894	u_int8_t byte2;
895#define	SSS_IMMED		0x01
896	u_int8_t reserved[2];
897	u_int8_t how;
898#define	SSS_START		0x01
899#define	SSS_LOEJ		0x02
900#define	SSS_PC_MASK		0xf0
901#define	SSS_PC_START_VALID	0x00
902#define	SSS_PC_ACTIVE		0x10
903#define	SSS_PC_IDLE		0x20
904#define	SSS_PC_STANDBY		0x30
905#define	SSS_PC_LU_CONTROL	0x70
906#define	SSS_PC_FORCE_IDLE_0	0xa0
907#define	SSS_PC_FORCE_STANDBY_0	0xb0
908	u_int8_t control;
909};
910
911struct ata_pass_12 {
912	u_int8_t opcode;
913	u_int8_t protocol;
914#define	AP_PROTO_HARD_RESET	(0x00 << 1)
915#define	AP_PROTO_SRST		(0x01 << 1)
916#define	AP_PROTO_NON_DATA	(0x03 << 1)
917#define	AP_PROTO_PIO_IN		(0x04 << 1)
918#define	AP_PROTO_PIO_OUT	(0x05 << 1)
919#define	AP_PROTO_DMA		(0x06 << 1)
920#define	AP_PROTO_DMA_QUEUED	(0x07 << 1)
921#define	AP_PROTO_DEVICE_DIAG	(0x08 << 1)
922#define	AP_PROTO_DEVICE_RESET	(0x09 << 1)
923#define	AP_PROTO_UDMA_IN	(0x0a << 1)
924#define	AP_PROTO_UDMA_OUT	(0x0b << 1)
925#define	AP_PROTO_FPDMA		(0x0c << 1)
926#define	AP_PROTO_RESP_INFO	(0x0f << 1)
927#define	AP_MULTI	0xe0
928	u_int8_t flags;
929#define	AP_T_LEN	0x03
930#define	AP_BB		0x04
931#define	AP_T_DIR	0x08
932#define	AP_CK_COND	0x20
933#define	AP_OFFLINE	0x60
934	u_int8_t features;
935	u_int8_t sector_count;
936	u_int8_t lba_low;
937	u_int8_t lba_mid;
938	u_int8_t lba_high;
939	u_int8_t device;
940	u_int8_t command;
941	u_int8_t reserved;
942	u_int8_t control;
943};
944
945struct scsi_maintenance_in
946{
947        uint8_t  opcode;
948        uint8_t  byte2;
949#define SERVICE_ACTION_MASK  0x1f
950#define SA_RPRT_TRGT_GRP     0x0a
951        uint8_t  reserved[4];
952	uint8_t  length[4];
953	uint8_t  reserved1;
954	uint8_t  control;
955};
956
957struct ata_pass_16 {
958	u_int8_t opcode;
959	u_int8_t protocol;
960#define	AP_EXTEND	0x01
961	u_int8_t flags;
962#define	AP_FLAG_TLEN_NO_DATA	(0 << 0)
963#define	AP_FLAG_TLEN_FEAT	(1 << 0)
964#define	AP_FLAG_TLEN_SECT_CNT	(2 << 0)
965#define	AP_FLAG_TLEN_STPSIU	(3 << 0)
966#define	AP_FLAG_BYT_BLOK_BYTES	(0 << 2)
967#define	AP_FLAG_BYT_BLOK_BLOCKS	(1 << 2)
968#define	AP_FLAG_TDIR_TO_DEV	(0 << 3)
969#define	AP_FLAG_TDIR_FROM_DEV	(1 << 3)
970#define	AP_FLAG_CHK_COND	(1 << 5)
971	u_int8_t features_ext;
972	u_int8_t features;
973	u_int8_t sector_count_ext;
974	u_int8_t sector_count;
975	u_int8_t lba_low_ext;
976	u_int8_t lba_low;
977	u_int8_t lba_mid_ext;
978	u_int8_t lba_mid;
979	u_int8_t lba_high_ext;
980	u_int8_t lba_high;
981	u_int8_t device;
982	u_int8_t command;
983	u_int8_t control;
984};
985
986#define	SC_SCSI_1 0x01
987#define	SC_SCSI_2 0x03
988
989/*
990 * Opcodes
991 */
992
993#define	TEST_UNIT_READY		0x00
994#define	REQUEST_SENSE		0x03
995#define	READ_6			0x08
996#define	WRITE_6			0x0A
997#define	INQUIRY			0x12
998#define	MODE_SELECT_6		0x15
999#define	MODE_SENSE_6		0x1A
1000#define	START_STOP_UNIT		0x1B
1001#define	START_STOP		0x1B
1002#define	RESERVE      		0x16
1003#define	RELEASE      		0x17
1004#define	RECEIVE_DIAGNOSTIC	0x1C
1005#define	SEND_DIAGNOSTIC		0x1D
1006#define	PREVENT_ALLOW		0x1E
1007#define	READ_CAPACITY		0x25
1008#define	READ_10			0x28
1009#define	WRITE_10		0x2A
1010#define	POSITION_TO_ELEMENT	0x2B
1011#define	WRITE_VERIFY_10		0x2E
1012#define	VERIFY_10		0x2F
1013#define	SYNCHRONIZE_CACHE	0x35
1014#define	READ_DEFECT_DATA_10	0x37
1015#define	WRITE_BUFFER            0x3B
1016#define	READ_BUFFER             0x3C
1017#define	CHANGE_DEFINITION	0x40
1018#define	WRITE_SAME_10		0x41
1019#define	UNMAP			0x42
1020#define	LOG_SELECT		0x4C
1021#define	LOG_SENSE		0x4D
1022#define	MODE_SELECT_10		0x55
1023#define	RESERVE_10		0x56
1024#define	RELEASE_10		0x57
1025#define	MODE_SENSE_10		0x5A
1026#define	PERSISTENT_RES_IN	0x5E
1027#define	PERSISTENT_RES_OUT	0x5F
1028#define	ATA_PASS_16		0x85
1029#define	READ_16			0x88
1030#define	WRITE_16		0x8A
1031#define	WRITE_VERIFY_16		0x8E
1032#define	SYNCHRONIZE_CACHE_16	0x91
1033#define	WRITE_SAME_16		0x93
1034#define	SERVICE_ACTION_IN	0x9E
1035#define	REPORT_LUNS		0xA0
1036#define	ATA_PASS_12		0xA1
1037#define	MAINTENANCE_IN		0xA3
1038#define	MAINTENANCE_OUT		0xA4
1039#define	MOVE_MEDIUM     	0xA5
1040#define	READ_12			0xA8
1041#define	WRITE_12		0xAA
1042#define	WRITE_VERIFY_12		0xAE
1043#define	READ_ELEMENT_STATUS	0xB8
1044#define	READ_CD			0xBE
1045
1046/* Maintenance In Service Action Codes */
1047#define	REPORT_IDENTIFYING_INFRMATION		0x05
1048#define	REPORT_TARGET_PORT_GROUPS		0x0A
1049#define	REPORT_ALIASES				0x0B
1050#define	REPORT_SUPPORTED_OPERATION_CODES	0x0C
1051#define	REPORT_SUPPORTED_TASK_MANAGEMENT_FUNCTIONS	0x0D
1052#define	REPORT_PRIORITY				0x0E
1053#define	REPORT_TIMESTAMP			0x0F
1054#define	MANAGEMENT_PROTOCOL_IN			0x10
1055/* Maintenance Out Service Action Codes */
1056#define	SET_IDENTIFY_INFORMATION		0x06
1057#define	SET_TARGET_PORT_GROUPS			0x0A
1058#define	CHANGE_ALIASES				0x0B
1059#define	SET_PRIORITY				0x0E
1060#define	SET_TIMESTAMP				0x0F
1061#define	MANGAEMENT_PROTOCOL_OUT			0x10
1062
1063/*
1064 * Device Types
1065 */
1066#define	T_DIRECT	0x00
1067#define	T_SEQUENTIAL	0x01
1068#define	T_PRINTER	0x02
1069#define	T_PROCESSOR	0x03
1070#define	T_WORM		0x04
1071#define	T_CDROM		0x05
1072#define	T_SCANNER	0x06
1073#define	T_OPTICAL 	0x07
1074#define	T_CHANGER	0x08
1075#define	T_COMM		0x09
1076#define	T_ASC0		0x0a
1077#define	T_ASC1		0x0b
1078#define	T_STORARRAY	0x0c
1079#define	T_ENCLOSURE	0x0d
1080#define	T_RBC		0x0e
1081#define	T_OCRW		0x0f
1082#define	T_OSD		0x11
1083#define	T_ADC		0x12
1084#define	T_NODEVICE	0x1f
1085#define	T_ANY		0xff	/* Used in Quirk table matches */
1086
1087#define	T_REMOV		1
1088#define	T_FIXED		0
1089
1090/*
1091 * This length is the initial inquiry length used by the probe code, as
1092 * well as the length necessary for scsi_print_inquiry() to function
1093 * correctly.  If either use requires a different length in the future,
1094 * the two values should be de-coupled.
1095 */
1096#define	SHORT_INQUIRY_LENGTH	36
1097
1098struct scsi_inquiry_data
1099{
1100	u_int8_t device;
1101#define	SID_TYPE(inq_data) ((inq_data)->device & 0x1f)
1102#define	SID_QUAL(inq_data) (((inq_data)->device & 0xE0) >> 5)
1103#define	SID_QUAL_LU_CONNECTED	0x00	/*
1104					 * The specified peripheral device
1105					 * type is currently connected to
1106					 * logical unit.  If the target cannot
1107					 * determine whether or not a physical
1108					 * device is currently connected, it
1109					 * shall also use this peripheral
1110					 * qualifier when returning the INQUIRY
1111					 * data.  This peripheral qualifier
1112					 * does not mean that the device is
1113					 * ready for access by the initiator.
1114					 */
1115#define	SID_QUAL_LU_OFFLINE	0x01	/*
1116					 * The target is capable of supporting
1117					 * the specified peripheral device type
1118					 * on this logical unit; however, the
1119					 * physical device is not currently
1120					 * connected to this logical unit.
1121					 */
1122#define	SID_QUAL_RSVD		0x02
1123#define	SID_QUAL_BAD_LU		0x03	/*
1124					 * The target is not capable of
1125					 * supporting a physical device on
1126					 * this logical unit. For this
1127					 * peripheral qualifier the peripheral
1128					 * device type shall be set to 1Fh to
1129					 * provide compatibility with previous
1130					 * versions of SCSI. All other
1131					 * peripheral device type values are
1132					 * reserved for this peripheral
1133					 * qualifier.
1134					 */
1135#define	SID_QUAL_IS_VENDOR_UNIQUE(inq_data) ((SID_QUAL(inq_data) & 0x08) != 0)
1136	u_int8_t dev_qual2;
1137#define	SID_QUAL2	0x7F
1138#define	SID_IS_REMOVABLE(inq_data) (((inq_data)->dev_qual2 & 0x80) != 0)
1139	u_int8_t version;
1140#define	SID_ANSI_REV(inq_data) ((inq_data)->version & 0x07)
1141#define		SCSI_REV_0		0
1142#define		SCSI_REV_CCS		1
1143#define		SCSI_REV_2		2
1144#define		SCSI_REV_SPC		3
1145#define		SCSI_REV_SPC2		4
1146#define		SCSI_REV_SPC3		5
1147#define		SCSI_REV_SPC4		6
1148
1149#define	SID_ECMA	0x38
1150#define	SID_ISO		0xC0
1151	u_int8_t response_format;
1152#define	SID_AENC	0x80
1153#define	SID_TrmIOP	0x40
1154#define	SID_NormACA	0x20
1155#define	SID_HiSup	0x10
1156	u_int8_t additional_length;
1157#define	SID_ADDITIONAL_LENGTH(iqd)					\
1158	((iqd)->additional_length +					\
1159	__offsetof(struct scsi_inquiry_data, additional_length) + 1)
1160	u_int8_t spc3_flags;
1161#define	SPC3_SID_PROTECT	0x01
1162#define	SPC3_SID_3PC		0x08
1163#define	SPC3_SID_TPGS_MASK	0x30
1164#define	SPC3_SID_TPGS_IMPLICIT	0x10
1165#define	SPC3_SID_TPGS_EXPLICIT	0x20
1166#define	SPC3_SID_ACC		0x40
1167#define	SPC3_SID_SCCS		0x80
1168	u_int8_t spc2_flags;
1169#define	SPC2_SID_ADDR16		0x01
1170#define	SPC2_SID_MChngr 	0x08
1171#define	SPC2_SID_MultiP 	0x10
1172#define	SPC2_SID_EncServ	0x40
1173#define	SPC2_SID_BQueue		0x80
1174
1175#define	INQ_DATA_TQ_ENABLED(iqd)				\
1176    ((SID_ANSI_REV(iqd) < SCSI_REV_SPC2)? ((iqd)->flags & SID_CmdQue) :	\
1177    (((iqd)->flags & SID_CmdQue) && !((iqd)->spc2_flags & SPC2_SID_BQueue)) || \
1178    (!((iqd)->flags & SID_CmdQue) && ((iqd)->spc2_flags & SPC2_SID_BQueue)))
1179
1180	u_int8_t flags;
1181#define	SID_SftRe	0x01
1182#define	SID_CmdQue	0x02
1183#define	SID_Linked	0x08
1184#define	SID_Sync	0x10
1185#define	SID_WBus16	0x20
1186#define	SID_WBus32	0x40
1187#define	SID_RelAdr	0x80
1188#define	SID_VENDOR_SIZE   8
1189	char	 vendor[SID_VENDOR_SIZE];
1190#define	SID_PRODUCT_SIZE  16
1191	char	 product[SID_PRODUCT_SIZE];
1192#define	SID_REVISION_SIZE 4
1193	char	 revision[SID_REVISION_SIZE];
1194	/*
1195	 * The following fields were taken from SCSI Primary Commands - 2
1196	 * (SPC-2) Revision 14, Dated 11 November 1999
1197	 */
1198#define	SID_VENDOR_SPECIFIC_0_SIZE	20
1199	u_int8_t vendor_specific0[SID_VENDOR_SPECIFIC_0_SIZE];
1200	/*
1201	 * An extension of SCSI Parallel Specific Values
1202	 */
1203#define	SID_SPI_IUS		0x01
1204#define	SID_SPI_QAS		0x02
1205#define	SID_SPI_CLOCK_ST	0x00
1206#define	SID_SPI_CLOCK_DT	0x04
1207#define	SID_SPI_CLOCK_DT_ST	0x0C
1208#define	SID_SPI_MASK		0x0F
1209	u_int8_t spi3data;
1210	u_int8_t reserved2;
1211	/*
1212	 * Version Descriptors, stored 2 byte values.
1213	 */
1214	u_int8_t version1[2];
1215	u_int8_t version2[2];
1216	u_int8_t version3[2];
1217	u_int8_t version4[2];
1218	u_int8_t version5[2];
1219	u_int8_t version6[2];
1220	u_int8_t version7[2];
1221	u_int8_t version8[2];
1222
1223	u_int8_t reserved3[22];
1224
1225#define	SID_VENDOR_SPECIFIC_1_SIZE	160
1226	u_int8_t vendor_specific1[SID_VENDOR_SPECIFIC_1_SIZE];
1227};
1228
1229/*
1230 * This structure is more suited to initiator operation, because the
1231 * maximum number of supported pages is already allocated.
1232 */
1233struct scsi_vpd_supported_page_list
1234{
1235	u_int8_t device;
1236	u_int8_t page_code;
1237#define	SVPD_SUPPORTED_PAGE_LIST	0x00
1238#define	SVPD_SUPPORTED_PAGES_HDR_LEN	4
1239	u_int8_t reserved;
1240	u_int8_t length;	/* number of VPD entries */
1241#define	SVPD_SUPPORTED_PAGES_SIZE	251
1242	u_int8_t list[SVPD_SUPPORTED_PAGES_SIZE];
1243};
1244
1245/*
1246 * This structure is more suited to target operation, because the
1247 * number of supported pages is left to the user to allocate.
1248 */
1249struct scsi_vpd_supported_pages
1250{
1251	u_int8_t device;
1252	u_int8_t page_code;
1253	u_int8_t reserved;
1254#define	SVPD_SUPPORTED_PAGES	0x00
1255	u_int8_t length;
1256	u_int8_t page_list[0];
1257};
1258
1259
1260struct scsi_vpd_unit_serial_number
1261{
1262	u_int8_t device;
1263	u_int8_t page_code;
1264#define	SVPD_UNIT_SERIAL_NUMBER	0x80
1265	u_int8_t reserved;
1266	u_int8_t length; /* serial number length */
1267#define	SVPD_SERIAL_NUM_SIZE 251
1268	u_int8_t serial_num[SVPD_SERIAL_NUM_SIZE];
1269};
1270
1271struct scsi_vpd_device_id
1272{
1273	u_int8_t device;
1274	u_int8_t page_code;
1275#define	SVPD_DEVICE_ID			0x83
1276#define	SVPD_DEVICE_ID_MAX_SIZE		252
1277#define	SVPD_DEVICE_ID_HDR_LEN \
1278    __offsetof(struct scsi_vpd_device_id, desc_list)
1279	u_int8_t length[2];
1280	u_int8_t desc_list[];
1281};
1282
1283struct scsi_vpd_id_descriptor
1284{
1285	u_int8_t	proto_codeset;
1286#define	SCSI_PROTO_FC		0x00
1287#define	SCSI_PROTO_SPI		0x01
1288#define	SCSI_PROTO_SSA		0x02
1289#define	SCSI_PROTO_1394		0x03
1290#define	SCSI_PROTO_RDMA		0x04
1291#define	SCSI_PROTO_ISCSI	0x05
1292#define	SCSI_PROTO_SAS		0x06
1293#define	SCSI_PROTO_ADT		0x07
1294#define	SCSI_PROTO_ATA		0x08
1295#define	SVPD_ID_PROTO_SHIFT	4
1296#define	SVPD_ID_CODESET_BINARY	0x01
1297#define	SVPD_ID_CODESET_ASCII	0x02
1298#define	SVPD_ID_CODESET_UTF8	0x03
1299#define	SVPD_ID_CODESET_MASK	0x0f
1300	u_int8_t	id_type;
1301#define	SVPD_ID_PIV		0x80
1302#define	SVPD_ID_ASSOC_LUN	0x00
1303#define	SVPD_ID_ASSOC_PORT	0x10
1304#define	SVPD_ID_ASSOC_TARGET	0x20
1305#define	SVPD_ID_ASSOC_MASK	0x30
1306#define	SVPD_ID_TYPE_VENDOR	0x00
1307#define	SVPD_ID_TYPE_T10	0x01
1308#define	SVPD_ID_TYPE_EUI64	0x02
1309#define	SVPD_ID_TYPE_NAA	0x03
1310#define	SVPD_ID_TYPE_RELTARG	0x04
1311#define	SVPD_ID_TYPE_TPORTGRP	0x05
1312#define	SVPD_ID_TYPE_LUNGRP	0x06
1313#define	SVPD_ID_TYPE_MD5_LUN_ID	0x07
1314#define	SVPD_ID_TYPE_SCSI_NAME	0x08
1315#define	SVPD_ID_TYPE_MASK	0x0f
1316	u_int8_t	reserved;
1317	u_int8_t	length;
1318#define	SVPD_DEVICE_ID_DESC_HDR_LEN \
1319    __offsetof(struct scsi_vpd_id_descriptor, identifier)
1320	u_int8_t	identifier[];
1321};
1322
1323struct scsi_vpd_id_t10
1324{
1325	u_int8_t	vendor[8];
1326	u_int8_t	vendor_spec_id[0];
1327};
1328
1329struct scsi_vpd_id_eui64
1330{
1331	u_int8_t	ieee_company_id[3];
1332	u_int8_t	extension_id[5];
1333};
1334
1335struct scsi_vpd_id_naa_basic
1336{
1337	uint8_t naa;
1338	/* big endian, packed:
1339	uint8_t	naa : 4;
1340	uint8_t naa_desig : 4;
1341	*/
1342#define	SVPD_ID_NAA_NAA_SHIFT		4
1343#define	SVPD_ID_NAA_IEEE_EXT		0x02
1344#define	SVPD_ID_NAA_LOCAL_REG		0x03
1345#define	SVPD_ID_NAA_IEEE_REG		0x05
1346#define	SVPD_ID_NAA_IEEE_REG_EXT	0x06
1347	uint8_t	naa_data[];
1348};
1349
1350struct scsi_vpd_id_naa_ieee_extended_id
1351{
1352	uint8_t naa;
1353	uint8_t vendor_specific_id_a;
1354	uint8_t ieee_company_id[3];
1355	uint8_t vendor_specific_id_b[4];
1356};
1357
1358struct scsi_vpd_id_naa_local_reg
1359{
1360	uint8_t naa;
1361	uint8_t local_value[7];
1362};
1363
1364struct scsi_vpd_id_naa_ieee_reg
1365{
1366	uint8_t naa;
1367	uint8_t reg_value[7];
1368	/* big endian, packed:
1369	uint8_t naa_basic : 4;
1370	uint8_t ieee_company_id_0 : 4;
1371	uint8_t ieee_company_id_1[2];
1372	uint8_t ieee_company_id_2 : 4;
1373	uint8_t vendor_specific_id_0 : 4;
1374	uint8_t vendor_specific_id_1[4];
1375	*/
1376};
1377
1378struct scsi_vpd_id_naa_ieee_reg_extended
1379{
1380	uint8_t naa;
1381	uint8_t reg_value[15];
1382	/* big endian, packed:
1383	uint8_t naa_basic : 4;
1384	uint8_t ieee_company_id_0 : 4;
1385	uint8_t ieee_company_id_1[2];
1386	uint8_t ieee_company_id_2 : 4;
1387	uint8_t vendor_specific_id_0 : 4;
1388	uint8_t vendor_specific_id_1[4];
1389	uint8_t vendor_specific_id_ext[8];
1390	*/
1391};
1392
1393struct scsi_vpd_id_rel_trgt_port_id
1394{
1395	uint8_t obsolete[2];
1396	uint8_t rel_trgt_port_id[2];
1397};
1398
1399struct scsi_vpd_id_trgt_port_grp_id
1400{
1401	uint8_t reserved[2];
1402	uint8_t trgt_port_grp[2];
1403};
1404
1405struct scsi_vpd_id_lun_grp_id
1406{
1407	uint8_t reserved[2];
1408	uint8_t log_unit_grp[2];
1409};
1410
1411struct scsi_vpd_id_md5_lun_id
1412{
1413	uint8_t lun_id[16];
1414};
1415
1416struct scsi_vpd_id_scsi_name
1417{
1418	uint8_t name_string[256];
1419};
1420
1421struct scsi_service_action_in
1422{
1423	uint8_t opcode;
1424	uint8_t service_action;
1425	uint8_t action_dependent[13];
1426	uint8_t control;
1427};
1428
1429struct scsi_diag_page {
1430	uint8_t page_code;
1431	uint8_t page_specific_flags;
1432	uint8_t length[2];
1433	uint8_t params[0];
1434};
1435
1436/*
1437 * ATA Information VPD Page based on
1438 * T10/2126-D Revision 04
1439 */
1440#define SVPD_ATA_INFORMATION		0x89
1441
1442/*
1443 * Block Device Characteristics VPD Page based on
1444 * T10/1799-D Revision 31
1445 */
1446struct scsi_vpd_block_characteristics
1447{
1448	u_int8_t device;
1449	u_int8_t page_code;
1450#define SVPD_BDC			0xB1
1451	u_int8_t page_length[2];
1452	u_int8_t medium_rotation_rate[2];
1453#define SVPD_BDC_RATE_NOT_REPORTED	0x00
1454#define SVPD_BDC_RATE_NONE_ROTATING	0x01
1455	u_int8_t reserved1;
1456	u_int8_t nominal_form_factor;
1457#define SVPD_BDC_FORM_NOT_REPORTED	0x00
1458#define SVPD_BDC_FORM_5_25INCH		0x01
1459#define SVPD_BDC_FORM_3_5INCH		0x02
1460#define SVPD_BDC_FORM_2_5INCH		0x03
1461#define SVPD_BDC_FORM_1_5INCH		0x04
1462#define SVPD_BDC_FORM_LESSTHAN_1_5INCH	0x05
1463	u_int8_t reserved2[56];
1464};
1465
1466/*
1467 * Logical Block Provisioning VPD Page based on
1468 * T10/1799-D Revision 31
1469 */
1470struct scsi_vpd_logical_block_prov
1471{
1472	u_int8_t device;
1473	u_int8_t page_code;
1474#define	SVPD_LBP		0xB2
1475	u_int8_t page_length[2];
1476#define SVPD_LBP_PL_BASIC	0x04
1477	u_int8_t threshold_exponent;
1478	u_int8_t flags;
1479#define SVPD_LBP_UNMAP		0x80
1480#define SVPD_LBP_WS16		0x40
1481#define SVPD_LBP_WS10		0x20
1482#define SVPD_LBP_RZ		0x04
1483#define SVPD_LBP_ANC_SUP	0x02
1484#define SVPD_LBP_DP		0x01
1485	u_int8_t prov_type;
1486#define SVPD_LBP_RESOURCE	0x01
1487#define SVPD_LBP_THIN		0x02
1488	u_int8_t reserved;
1489	/*
1490	 * Provisioning Group Descriptor can be here if SVPD_LBP_DP is set
1491	 * Its size can be determined from page_length - 4
1492	 */
1493};
1494
1495/*
1496 * Block Limits VDP Page based on
1497 * T10/1799-D Revision 31
1498 */
1499struct scsi_vpd_block_limits
1500{
1501	u_int8_t device;
1502	u_int8_t page_code;
1503#define	SVPD_BLOCK_LIMITS	0xB0
1504	u_int8_t page_length[2];
1505#define SVPD_BL_PL_BASIC	0x10
1506#define SVPD_BL_PL_TP		0x3C
1507	u_int8_t reserved1;
1508	u_int8_t max_cmp_write_len;
1509	u_int8_t opt_txfer_len_grain[2];
1510	u_int8_t max_txfer_len[4];
1511	u_int8_t opt_txfer_len[4];
1512	u_int8_t max_prefetch[4];
1513	u_int8_t max_unmap_lba_cnt[4];
1514	u_int8_t max_unmap_blk_cnt[4];
1515	u_int8_t opt_unmap_grain[4];
1516	u_int8_t unmap_grain_align[4];
1517	u_int8_t max_write_same_length[8];
1518	u_int8_t reserved2[20];
1519};
1520
1521struct scsi_read_capacity
1522{
1523	u_int8_t opcode;
1524	u_int8_t byte2;
1525#define	SRC_RELADR	0x01
1526	u_int8_t addr[4];
1527	u_int8_t unused[2];
1528	u_int8_t pmi;
1529#define	SRC_PMI		0x01
1530	u_int8_t control;
1531};
1532
1533struct scsi_read_capacity_16
1534{
1535	uint8_t opcode;
1536#define	SRC16_SERVICE_ACTION	0x10
1537	uint8_t service_action;
1538	uint8_t addr[8];
1539	uint8_t alloc_len[4];
1540#define	SRC16_PMI		0x01
1541#define	SRC16_RELADR		0x02
1542	uint8_t reladr;
1543	uint8_t control;
1544};
1545
1546struct scsi_read_capacity_data
1547{
1548	u_int8_t addr[4];
1549	u_int8_t length[4];
1550};
1551
1552struct scsi_read_capacity_data_long
1553{
1554	uint8_t addr[8];
1555	uint8_t length[4];
1556#define	SRC16_PROT_EN		0x01
1557#define	SRC16_P_TYPE		0x0e
1558#define	SRC16_PTYPE_1		0x00
1559#define	SRC16_PTYPE_2		0x02
1560#define	SRC16_PTYPE_3		0x04
1561	uint8_t prot;
1562#define	SRC16_LBPPBE		0x0f
1563#define	SRC16_PI_EXPONENT	0xf0
1564#define	SRC16_PI_EXPONENT_SHIFT	4
1565	uint8_t prot_lbppbe;
1566#define	SRC16_LALBA		0x3f
1567#define	SRC16_LBPRZ		0x40
1568#define	SRC16_LBPME		0x80
1569/*
1570 * Alternate versions of these macros that are intended for use on a 16-bit
1571 * version of the lalba_lbp field instead of the array of 2 8 bit numbers.
1572 */
1573#define	SRC16_LALBA_A		0x3fff
1574#define	SRC16_LBPRZ_A		0x4000
1575#define	SRC16_LBPME_A		0x8000
1576	uint8_t lalba_lbp[2];
1577	uint8_t	reserved[16];
1578};
1579
1580struct scsi_report_luns
1581{
1582	uint8_t opcode;
1583	uint8_t reserved1;
1584#define	RPL_REPORT_DEFAULT	0x00
1585#define	RPL_REPORT_WELLKNOWN	0x01
1586#define	RPL_REPORT_ALL		0x02
1587	uint8_t select_report;
1588	uint8_t reserved2[3];
1589	uint8_t length[4];
1590	uint8_t reserved3;
1591	uint8_t control;
1592};
1593
1594struct scsi_report_luns_lundata {
1595	uint8_t lundata[8];
1596#define	RPL_LUNDATA_PERIPH_BUS_MASK	0x3f
1597#define	RPL_LUNDATA_FLAT_LUN_MASK	0x3f
1598#define	RPL_LUNDATA_FLAT_LUN_BITS	0x06
1599#define	RPL_LUNDATA_LUN_TARG_MASK	0x3f
1600#define	RPL_LUNDATA_LUN_BUS_MASK	0xe0
1601#define	RPL_LUNDATA_LUN_LUN_MASK	0x1f
1602#define	RPL_LUNDATA_EXT_LEN_MASK	0x30
1603#define	RPL_LUNDATA_EXT_EAM_MASK	0x0f
1604#define	RPL_LUNDATA_EXT_EAM_WK		0x01
1605#define	RPL_LUNDATA_EXT_EAM_NOT_SPEC	0x0f
1606#define	RPL_LUNDATA_ATYP_MASK	0xc0	/* MBZ for type 0 lun */
1607#define	RPL_LUNDATA_ATYP_PERIPH	0x00
1608#define	RPL_LUNDATA_ATYP_FLAT	0x40
1609#define	RPL_LUNDATA_ATYP_LUN	0x80
1610#define	RPL_LUNDATA_ATYP_EXTLUN	0xc0
1611};
1612
1613struct scsi_report_luns_data {
1614	u_int8_t length[4];	/* length of LUN inventory, in bytes */
1615	u_int8_t reserved[4];	/* unused */
1616	/*
1617	 * LUN inventory- we only support the type zero form for now.
1618	 */
1619	struct scsi_report_luns_lundata luns[0];
1620};
1621
1622struct scsi_target_group
1623{
1624	uint8_t opcode;
1625	uint8_t service_action;
1626#define	STG_PDF_LENGTH		0x00
1627#define	RPL_PDF_EXTENDED	0x20
1628	uint8_t reserved1[4];
1629	uint8_t length[4];
1630	uint8_t reserved2;
1631	uint8_t control;
1632};
1633
1634struct scsi_target_port_descriptor {
1635	uint8_t	reserved[2];
1636	uint8_t	relative_target_port_identifier[2];
1637	uint8_t desc_list[];
1638};
1639
1640struct scsi_target_port_group_descriptor {
1641	uint8_t	pref_state;
1642#define	TPG_PRIMARY				0x80
1643#define	TPG_ASYMMETRIC_ACCESS_STATE_MASK	0xf
1644#define	TPG_ASYMMETRIC_ACCESS_OPTIMIZED		0x0
1645#define	TPG_ASYMMETRIC_ACCESS_NONOPTIMIZED	0x1
1646#define	TPG_ASYMMETRIC_ACCESS_STANDBY		0x2
1647#define	TPG_ASYMMETRIC_ACCESS_UNAVAILABLE	0x3
1648#define	TPG_ASYMMETRIC_ACCESS_LBA_DEPENDENT	0x4
1649#define	TPG_ASYMMETRIC_ACCESS_OFFLINE		0xE
1650#define	TPG_ASYMMETRIC_ACCESS_TRANSITIONING	0xF
1651	uint8_t support;
1652#define	TPG_AO_SUP	0x01
1653#define	TPG_AN_SUP	0x02
1654#define	TPG_S_SUP	0x04
1655#define	TPG_U_SUP	0x08
1656#define	TPG_LBD_SUP	0x10
1657#define	TPG_O_SUP	0x40
1658#define	TPG_T_SUP	0x80
1659	uint8_t target_port_group[2];
1660	uint8_t reserved;
1661	uint8_t status;
1662#define TPG_UNAVLBL      0
1663#define TPG_SET_BY_STPG  0x01
1664#define TPG_IMPLICIT     0x02
1665	uint8_t vendor_specific;
1666	uint8_t	target_port_count;
1667	struct scsi_target_port_descriptor descriptors[];
1668};
1669
1670struct scsi_target_group_data {
1671	uint8_t length[4];	/* length of returned data, in bytes */
1672	struct scsi_target_port_group_descriptor groups[];
1673};
1674
1675struct scsi_target_group_data_extended {
1676	uint8_t length[4];	/* length of returned data, in bytes */
1677	uint8_t format_type;	/* STG_PDF_LENGTH or RPL_PDF_EXTENDED */
1678	uint8_t	implicit_transition_time;
1679	uint8_t reserved[2];
1680	struct scsi_target_port_group_descriptor groups[];
1681};
1682
1683
1684typedef enum {
1685	SSD_TYPE_NONE,
1686	SSD_TYPE_FIXED,
1687	SSD_TYPE_DESC
1688} scsi_sense_data_type;
1689
1690typedef enum {
1691	SSD_ELEM_NONE,
1692	SSD_ELEM_SKIP,
1693	SSD_ELEM_DESC,
1694	SSD_ELEM_SKS,
1695	SSD_ELEM_COMMAND,
1696	SSD_ELEM_INFO,
1697	SSD_ELEM_FRU,
1698	SSD_ELEM_STREAM,
1699	SSD_ELEM_MAX
1700} scsi_sense_elem_type;
1701
1702
1703struct scsi_sense_data
1704{
1705	uint8_t error_code;
1706	/*
1707	 * SPC-4 says that the maximum length of sense data is 252 bytes.
1708	 * So this structure is exactly 252 bytes log.
1709	 */
1710#define	SSD_FULL_SIZE 252
1711	uint8_t sense_buf[SSD_FULL_SIZE - 1];
1712	/*
1713	 * XXX KDM is this still a reasonable minimum size?
1714	 */
1715#define	SSD_MIN_SIZE 18
1716	/*
1717	 * Maximum value for the extra_len field in the sense data.
1718	 */
1719#define	SSD_EXTRA_MAX 244
1720};
1721
1722/*
1723 * Fixed format sense data.
1724 */
1725struct scsi_sense_data_fixed
1726{
1727	u_int8_t error_code;
1728#define	SSD_ERRCODE			0x7F
1729#define		SSD_CURRENT_ERROR	0x70
1730#define		SSD_DEFERRED_ERROR	0x71
1731#define	SSD_ERRCODE_VALID	0x80
1732	u_int8_t segment;
1733	u_int8_t flags;
1734#define	SSD_KEY				0x0F
1735#define		SSD_KEY_NO_SENSE	0x00
1736#define		SSD_KEY_RECOVERED_ERROR	0x01
1737#define		SSD_KEY_NOT_READY	0x02
1738#define		SSD_KEY_MEDIUM_ERROR	0x03
1739#define		SSD_KEY_HARDWARE_ERROR	0x04
1740#define		SSD_KEY_ILLEGAL_REQUEST	0x05
1741#define		SSD_KEY_UNIT_ATTENTION	0x06
1742#define		SSD_KEY_DATA_PROTECT	0x07
1743#define		SSD_KEY_BLANK_CHECK	0x08
1744#define		SSD_KEY_Vendor_Specific	0x09
1745#define		SSD_KEY_COPY_ABORTED	0x0a
1746#define		SSD_KEY_ABORTED_COMMAND	0x0b
1747#define		SSD_KEY_EQUAL		0x0c
1748#define		SSD_KEY_VOLUME_OVERFLOW	0x0d
1749#define		SSD_KEY_MISCOMPARE	0x0e
1750#define		SSD_KEY_COMPLETED	0x0f
1751#define	SSD_ILI		0x20
1752#define	SSD_EOM		0x40
1753#define	SSD_FILEMARK	0x80
1754	u_int8_t info[4];
1755	u_int8_t extra_len;
1756	u_int8_t cmd_spec_info[4];
1757	u_int8_t add_sense_code;
1758	u_int8_t add_sense_code_qual;
1759	u_int8_t fru;
1760	u_int8_t sense_key_spec[3];
1761#define	SSD_SCS_VALID		0x80
1762#define	SSD_FIELDPTR_CMD	0x40
1763#define	SSD_BITPTR_VALID	0x08
1764#define	SSD_BITPTR_VALUE	0x07
1765	u_int8_t extra_bytes[14];
1766#define	SSD_FIXED_IS_PRESENT(sense, length, field) 			\
1767	((length >= (offsetof(struct scsi_sense_data_fixed, field) +	\
1768	sizeof(sense->field))) ? 1 :0)
1769#define	SSD_FIXED_IS_FILLED(sense, field) 				\
1770	((((offsetof(struct scsi_sense_data_fixed, field) +		\
1771	sizeof(sense->field)) -						\
1772	(offsetof(struct scsi_sense_data_fixed, extra_len) +		\
1773	sizeof(sense->extra_len))) <= sense->extra_len) ? 1 : 0)
1774};
1775
1776/*
1777 * Descriptor format sense data definitions.
1778 * Introduced in SPC-3.
1779 */
1780struct scsi_sense_data_desc
1781{
1782	uint8_t	error_code;
1783#define	SSD_DESC_CURRENT_ERROR	0x72
1784#define	SSD_DESC_DEFERRED_ERROR	0x73
1785	uint8_t sense_key;
1786	uint8_t	add_sense_code;
1787	uint8_t	add_sense_code_qual;
1788	uint8_t	reserved[3];
1789	/*
1790	 * Note that SPC-4, section 4.5.2.1 says that the extra_len field
1791	 * must be less than or equal to 244.
1792	 */
1793	uint8_t	extra_len;
1794	uint8_t	sense_desc[0];
1795#define	SSD_DESC_IS_PRESENT(sense, length, field) 			\
1796	((length >= (offsetof(struct scsi_sense_data_desc, field) +	\
1797	sizeof(sense->field))) ? 1 :0)
1798};
1799
1800struct scsi_sense_desc_header
1801{
1802	uint8_t desc_type;
1803	uint8_t length;
1804};
1805/*
1806 * The information provide in the Information descriptor is device type or
1807 * command specific information, and defined in a command standard.
1808 *
1809 * Note that any changes to the field names or positions in this structure,
1810 * even reserved fields, should be accompanied by an examination of the
1811 * code in ctl_set_sense() that uses them.
1812 *
1813 * Maximum descriptors allowed: 1 (as of SPC-4)
1814 */
1815struct scsi_sense_info
1816{
1817	uint8_t	desc_type;
1818#define	SSD_DESC_INFO	0x00
1819	uint8_t	length;
1820	uint8_t	byte2;
1821#define	SSD_INFO_VALID	0x80
1822	uint8_t	reserved;
1823	uint8_t	info[8];
1824};
1825
1826/*
1827 * Command-specific information depends on the command for which the
1828 * reported condition occured.
1829 *
1830 * Note that any changes to the field names or positions in this structure,
1831 * even reserved fields, should be accompanied by an examination of the
1832 * code in ctl_set_sense() that uses them.
1833 *
1834 * Maximum descriptors allowed: 1 (as of SPC-4)
1835 */
1836struct scsi_sense_command
1837{
1838	uint8_t	desc_type;
1839#define	SSD_DESC_COMMAND	0x01
1840	uint8_t	length;
1841	uint8_t	reserved[2];
1842	uint8_t	command_info[8];
1843};
1844
1845/*
1846 * Sense key specific descriptor.  The sense key specific data format
1847 * depends on the sense key in question.
1848 *
1849 * Maximum descriptors allowed: 1 (as of SPC-4)
1850 */
1851struct scsi_sense_sks
1852{
1853	uint8_t	desc_type;
1854#define	SSD_DESC_SKS		0x02
1855	uint8_t	length;
1856	uint8_t reserved1[2];
1857	uint8_t	sense_key_spec[3];
1858#define	SSD_SKS_VALID		0x80
1859	uint8_t reserved2;
1860};
1861
1862/*
1863 * This is used for the Illegal Request sense key (0x05) only.
1864 */
1865struct scsi_sense_sks_field
1866{
1867	uint8_t	byte0;
1868#define	SSD_SKS_FIELD_VALID	0x80
1869#define	SSD_SKS_FIELD_CMD	0x40
1870#define	SSD_SKS_BPV		0x08
1871#define	SSD_SKS_BIT_VALUE	0x07
1872	uint8_t	field[2];
1873};
1874
1875
1876/*
1877 * This is used for the Hardware Error (0x04), Medium Error (0x03) and
1878 * Recovered Error (0x01) sense keys.
1879 */
1880struct scsi_sense_sks_retry
1881{
1882	uint8_t byte0;
1883#define	SSD_SKS_RETRY_VALID	0x80
1884	uint8_t actual_retry_count[2];
1885};
1886
1887/*
1888 * Used with the NO Sense (0x00) or Not Ready (0x02) sense keys.
1889 */
1890struct scsi_sense_sks_progress
1891{
1892	uint8_t byte0;
1893#define	SSD_SKS_PROGRESS_VALID	0x80
1894	uint8_t progress[2];
1895#define	SSD_SKS_PROGRESS_DENOM	0x10000
1896};
1897
1898/*
1899 * Used with the Copy Aborted (0x0a) sense key.
1900 */
1901struct scsi_sense_sks_segment
1902{
1903	uint8_t byte0;
1904#define	SSD_SKS_SEGMENT_VALID	0x80
1905#define	SSD_SKS_SEGMENT_SD	0x20
1906#define	SSD_SKS_SEGMENT_BPV	0x08
1907#define	SSD_SKS_SEGMENT_BITPTR	0x07
1908	uint8_t field[2];
1909};
1910
1911/*
1912 * Used with the Unit Attention (0x06) sense key.
1913 *
1914 * This is currently used to indicate that the unit attention condition
1915 * queue has overflowed (when the overflow bit is set).
1916 */
1917struct scsi_sense_sks_overflow
1918{
1919	uint8_t byte0;
1920#define	SSD_SKS_OVERFLOW_VALID	0x80
1921#define	SSD_SKS_OVERFLOW_SET	0x01
1922	uint8_t	reserved[2];
1923};
1924
1925/*
1926 * This specifies which component is associated with the sense data.  There
1927 * is no standard meaning for the fru value.
1928 *
1929 * Maximum descriptors allowed: 1 (as of SPC-4)
1930 */
1931struct scsi_sense_fru
1932{
1933	uint8_t	desc_type;
1934#define	SSD_DESC_FRU		0x03
1935	uint8_t	length;
1936	uint8_t reserved;
1937	uint8_t fru;
1938};
1939
1940/*
1941 * Used for Stream commands, defined in SSC-4.
1942 *
1943 * Maximum descriptors allowed: 1 (as of SPC-4)
1944 */
1945
1946struct scsi_sense_stream
1947{
1948	uint8_t	desc_type;
1949#define	SSD_DESC_STREAM		0x04
1950	uint8_t	length;
1951	uint8_t	reserved;
1952	uint8_t	byte3;
1953#define	SSD_DESC_STREAM_FM	0x80
1954#define	SSD_DESC_STREAM_EOM	0x40
1955#define	SSD_DESC_STREAM_ILI	0x20
1956};
1957
1958/*
1959 * Used for Block commands, defined in SBC-3.
1960 *
1961 * This is currently (as of SBC-3) only used for the Incorrect Length
1962 * Indication (ILI) bit, which says that the data length requested in the
1963 * READ LONG or WRITE LONG command did not match the length of the logical
1964 * block.
1965 *
1966 * Maximum descriptors allowed: 1 (as of SPC-4)
1967 */
1968struct scsi_sense_block
1969{
1970	uint8_t	desc_type;
1971#define	SSD_DESC_BLOCK		0x05
1972	uint8_t	length;
1973	uint8_t	reserved;
1974	uint8_t	byte3;
1975#define	SSD_DESC_BLOCK_ILI	0x20
1976};
1977
1978/*
1979 * Used for Object-Based Storage Devices (OSD-3).
1980 *
1981 * Maximum descriptors allowed: 1 (as of SPC-4)
1982 */
1983struct scsi_sense_osd_objid
1984{
1985	uint8_t	desc_type;
1986#define	SSD_DESC_OSD_OBJID	0x06
1987	uint8_t	length;
1988	uint8_t	reserved[6];
1989	/*
1990	 * XXX KDM provide the bit definitions here?  There are a lot of
1991	 * them, and we don't have an OSD driver yet.
1992	 */
1993	uint8_t	not_init_cmds[4];
1994	uint8_t	completed_cmds[4];
1995	uint8_t	partition_id[8];
1996	uint8_t	object_id[8];
1997};
1998
1999/*
2000 * Used for Object-Based Storage Devices (OSD-3).
2001 *
2002 * Maximum descriptors allowed: 1 (as of SPC-4)
2003 */
2004struct scsi_sense_osd_integrity
2005{
2006	uint8_t	desc_type;
2007#define	SSD_DESC_OSD_INTEGRITY	0x07
2008	uint8_t	length;
2009	uint8_t	integ_check_val[32];
2010};
2011
2012/*
2013 * Used for Object-Based Storage Devices (OSD-3).
2014 *
2015 * Maximum descriptors allowed: 1 (as of SPC-4)
2016 */
2017struct scsi_sense_osd_attr_id
2018{
2019	uint8_t	desc_type;
2020#define	SSD_DESC_OSD_ATTR_ID	0x08
2021	uint8_t	length;
2022	uint8_t	reserved[2];
2023	uint8_t	attr_desc[0];
2024};
2025
2026/*
2027 * Used with Sense keys No Sense (0x00) and Not Ready (0x02).
2028 *
2029 * Maximum descriptors allowed: 32 (as of SPC-4)
2030 */
2031struct scsi_sense_progress
2032{
2033	uint8_t	desc_type;
2034#define	SSD_DESC_PROGRESS	0x0a
2035	uint8_t	length;
2036	uint8_t	sense_key;
2037	uint8_t	add_sense_code;
2038	uint8_t	add_sense_code_qual;
2039	uint8_t reserved;
2040	uint8_t	progress[2];
2041};
2042
2043/*
2044 * This is typically forwarded as the result of an EXTENDED COPY command.
2045 *
2046 * Maximum descriptors allowed: 2 (as of SPC-4)
2047 */
2048struct scsi_sense_forwarded
2049{
2050	uint8_t	desc_type;
2051#define	SSD_DESC_FORWARDED	0x0c
2052	uint8_t	length;
2053	uint8_t	byte2;
2054#define	SSD_FORWARDED_FSDT	0x80
2055#define	SSD_FORWARDED_SDS_MASK	0x0f
2056#define	SSD_FORWARDED_SDS_UNK	0x00
2057#define	SSD_FORWARDED_SDS_EXSRC	0x01
2058#define	SSD_FORWARDED_SDS_EXDST	0x02
2059};
2060
2061/*
2062 * Vendor-specific sense descriptor.  The desc_type field will be in the
2063 * range bewteen MIN and MAX inclusive.
2064 */
2065struct scsi_sense_vendor
2066{
2067	uint8_t	desc_type;
2068#define	SSD_DESC_VENDOR_MIN	0x80
2069#define	SSD_DESC_VENDOR_MAX	0xff
2070	uint8_t length;
2071	uint8_t	data[0];
2072};
2073
2074struct scsi_mode_header_6
2075{
2076	u_int8_t data_length;	/* Sense data length */
2077	u_int8_t medium_type;
2078	u_int8_t dev_spec;
2079	u_int8_t blk_desc_len;
2080};
2081
2082struct scsi_mode_header_10
2083{
2084	u_int8_t data_length[2];/* Sense data length */
2085	u_int8_t medium_type;
2086	u_int8_t dev_spec;
2087	u_int8_t unused[2];
2088	u_int8_t blk_desc_len[2];
2089};
2090
2091struct scsi_mode_page_header
2092{
2093	u_int8_t page_code;
2094#define	SMPH_PS		0x80
2095#define	SMPH_SPF	0x40
2096#define	SMPH_PC_MASK	0x3f
2097	u_int8_t page_length;
2098};
2099
2100struct scsi_mode_page_header_sp
2101{
2102	uint8_t page_code;
2103	uint8_t subpage;
2104	uint8_t page_length[2];
2105};
2106
2107
2108struct scsi_mode_blk_desc
2109{
2110	u_int8_t density;
2111	u_int8_t nblocks[3];
2112	u_int8_t reserved;
2113	u_int8_t blklen[3];
2114};
2115
2116#define	SCSI_DEFAULT_DENSITY	0x00	/* use 'default' density */
2117#define	SCSI_SAME_DENSITY	0x7f	/* use 'same' density- >= SCSI-2 only */
2118
2119
2120/*
2121 * Status Byte
2122 */
2123#define	SCSI_STATUS_OK			0x00
2124#define	SCSI_STATUS_CHECK_COND		0x02
2125#define	SCSI_STATUS_COND_MET		0x04
2126#define	SCSI_STATUS_BUSY		0x08
2127#define	SCSI_STATUS_INTERMED		0x10
2128#define	SCSI_STATUS_INTERMED_COND_MET	0x14
2129#define	SCSI_STATUS_RESERV_CONFLICT	0x18
2130#define	SCSI_STATUS_CMD_TERMINATED	0x22	/* Obsolete in SAM-2 */
2131#define	SCSI_STATUS_QUEUE_FULL		0x28
2132#define	SCSI_STATUS_ACA_ACTIVE		0x30
2133#define	SCSI_STATUS_TASK_ABORTED	0x40
2134
2135struct scsi_inquiry_pattern {
2136	u_int8_t   type;
2137	u_int8_t   media_type;
2138#define	SIP_MEDIA_REMOVABLE	0x01
2139#define	SIP_MEDIA_FIXED		0x02
2140	const char *vendor;
2141	const char *product;
2142	const char *revision;
2143};
2144
2145struct scsi_static_inquiry_pattern {
2146	u_int8_t   type;
2147	u_int8_t   media_type;
2148	char       vendor[SID_VENDOR_SIZE+1];
2149	char       product[SID_PRODUCT_SIZE+1];
2150	char       revision[SID_REVISION_SIZE+1];
2151};
2152
2153struct scsi_sense_quirk_entry {
2154	struct scsi_inquiry_pattern	inq_pat;
2155	int				num_sense_keys;
2156	int				num_ascs;
2157	struct sense_key_table_entry	*sense_key_info;
2158	struct asc_table_entry		*asc_info;
2159};
2160
2161struct sense_key_table_entry {
2162	u_int8_t    sense_key;
2163	u_int32_t   action;
2164	const char *desc;
2165};
2166
2167struct asc_table_entry {
2168	u_int8_t    asc;
2169	u_int8_t    ascq;
2170	u_int32_t   action;
2171	const char *desc;
2172};
2173
2174struct op_table_entry {
2175	u_int8_t    opcode;
2176	u_int32_t   opmask;
2177	const char  *desc;
2178};
2179
2180struct scsi_op_quirk_entry {
2181	struct scsi_inquiry_pattern	inq_pat;
2182	int				num_ops;
2183	struct op_table_entry		*op_table;
2184};
2185
2186typedef enum {
2187	SSS_FLAG_NONE		= 0x00,
2188	SSS_FLAG_PRINT_COMMAND	= 0x01
2189} scsi_sense_string_flags;
2190
2191struct ccb_scsiio;
2192struct cam_periph;
2193union  ccb;
2194#ifndef _KERNEL
2195struct cam_device;
2196#endif
2197
2198extern const char *scsi_sense_key_text[];
2199
2200struct sbuf;
2201
2202__BEGIN_DECLS
2203void scsi_sense_desc(int sense_key, int asc, int ascq,
2204		     struct scsi_inquiry_data *inq_data,
2205		     const char **sense_key_desc, const char **asc_desc);
2206scsi_sense_action scsi_error_action(struct ccb_scsiio* csio,
2207				    struct scsi_inquiry_data *inq_data,
2208				    u_int32_t sense_flags);
2209const char *	scsi_status_string(struct ccb_scsiio *csio);
2210
2211void scsi_desc_iterate(struct scsi_sense_data_desc *sense, u_int sense_len,
2212		       int (*iter_func)(struct scsi_sense_data_desc *sense,
2213					u_int, struct scsi_sense_desc_header *,
2214					void *), void *arg);
2215uint8_t *scsi_find_desc(struct scsi_sense_data_desc *sense, u_int sense_len,
2216			uint8_t desc_type);
2217void scsi_set_sense_data(struct scsi_sense_data *sense_data,
2218			 scsi_sense_data_type sense_format, int current_error,
2219			 int sense_key, int asc, int ascq, ...) ;
2220void scsi_set_sense_data_va(struct scsi_sense_data *sense_data,
2221			    scsi_sense_data_type sense_format,
2222			    int current_error, int sense_key, int asc,
2223			    int ascq, va_list ap);
2224int scsi_get_sense_info(struct scsi_sense_data *sense_data, u_int sense_len,
2225			uint8_t info_type, uint64_t *info,
2226			int64_t *signed_info);
2227int scsi_get_sks(struct scsi_sense_data *sense_data, u_int sense_len,
2228		 uint8_t *sks);
2229int scsi_get_block_info(struct scsi_sense_data *sense_data, u_int sense_len,
2230			struct scsi_inquiry_data *inq_data,
2231			uint8_t *block_bits);
2232int scsi_get_stream_info(struct scsi_sense_data *sense_data, u_int sense_len,
2233			 struct scsi_inquiry_data *inq_data,
2234			 uint8_t *stream_bits);
2235void scsi_info_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len,
2236		    struct scsi_inquiry_data *inq_data, uint64_t info);
2237void scsi_command_sbuf(struct sbuf *sb, uint8_t *cdb, int cdb_len,
2238		       struct scsi_inquiry_data *inq_data, uint64_t csi);
2239void scsi_progress_sbuf(struct sbuf *sb, uint16_t progress);
2240int scsi_sks_sbuf(struct sbuf *sb, int sense_key, uint8_t *sks);
2241void scsi_fru_sbuf(struct sbuf *sb, uint64_t fru);
2242void scsi_stream_sbuf(struct sbuf *sb, uint8_t stream_bits, uint64_t info);
2243void scsi_block_sbuf(struct sbuf *sb, uint8_t block_bits, uint64_t info);
2244void scsi_sense_info_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2245			  u_int sense_len, uint8_t *cdb, int cdb_len,
2246			  struct scsi_inquiry_data *inq_data,
2247			  struct scsi_sense_desc_header *header);
2248
2249void scsi_sense_command_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2250			     u_int sense_len, uint8_t *cdb, int cdb_len,
2251			     struct scsi_inquiry_data *inq_data,
2252			     struct scsi_sense_desc_header *header);
2253void scsi_sense_sks_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2254			 u_int sense_len, uint8_t *cdb, int cdb_len,
2255			 struct scsi_inquiry_data *inq_data,
2256			 struct scsi_sense_desc_header *header);
2257void scsi_sense_fru_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2258			 u_int sense_len, uint8_t *cdb, int cdb_len,
2259			 struct scsi_inquiry_data *inq_data,
2260			 struct scsi_sense_desc_header *header);
2261void scsi_sense_stream_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2262			    u_int sense_len, uint8_t *cdb, int cdb_len,
2263			    struct scsi_inquiry_data *inq_data,
2264			    struct scsi_sense_desc_header *header);
2265void scsi_sense_block_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2266			   u_int sense_len, uint8_t *cdb, int cdb_len,
2267			   struct scsi_inquiry_data *inq_data,
2268			   struct scsi_sense_desc_header *header);
2269void scsi_sense_progress_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2270			      u_int sense_len, uint8_t *cdb, int cdb_len,
2271			      struct scsi_inquiry_data *inq_data,
2272			      struct scsi_sense_desc_header *header);
2273void scsi_sense_generic_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2274			     u_int sense_len, uint8_t *cdb, int cdb_len,
2275			     struct scsi_inquiry_data *inq_data,
2276			     struct scsi_sense_desc_header *header);
2277void scsi_sense_desc_sbuf(struct sbuf *sb, struct scsi_sense_data *sense,
2278			  u_int sense_len, uint8_t *cdb, int cdb_len,
2279			  struct scsi_inquiry_data *inq_data,
2280			  struct scsi_sense_desc_header *header);
2281scsi_sense_data_type scsi_sense_type(struct scsi_sense_data *sense_data);
2282
2283void scsi_sense_only_sbuf(struct scsi_sense_data *sense, u_int sense_len,
2284			  struct sbuf *sb, char *path_str,
2285			  struct scsi_inquiry_data *inq_data, uint8_t *cdb,
2286			  int cdb_len);
2287
2288#ifdef _KERNEL
2289int		scsi_command_string(struct ccb_scsiio *csio, struct sbuf *sb);
2290int		scsi_sense_sbuf(struct ccb_scsiio *csio, struct sbuf *sb,
2291				scsi_sense_string_flags flags);
2292char *		scsi_sense_string(struct ccb_scsiio *csio,
2293				  char *str, int str_len);
2294void		scsi_sense_print(struct ccb_scsiio *csio);
2295int 		scsi_vpd_supported_page(struct cam_periph *periph,
2296					uint8_t page_id);
2297#else /* _KERNEL */
2298int		scsi_command_string(struct cam_device *device,
2299				    struct ccb_scsiio *csio, struct sbuf *sb);
2300int		scsi_sense_sbuf(struct cam_device *device,
2301				struct ccb_scsiio *csio, struct sbuf *sb,
2302				scsi_sense_string_flags flags);
2303char *		scsi_sense_string(struct cam_device *device,
2304				  struct ccb_scsiio *csio,
2305				  char *str, int str_len);
2306void		scsi_sense_print(struct cam_device *device,
2307				 struct ccb_scsiio *csio, FILE *ofile);
2308#endif /* _KERNEL */
2309
2310const char *	scsi_op_desc(u_int16_t opcode,
2311			     struct scsi_inquiry_data *inq_data);
2312char *		scsi_cdb_string(u_int8_t *cdb_ptr, char *cdb_string,
2313				size_t len);
2314
2315void		scsi_print_inquiry(struct scsi_inquiry_data *inq_data);
2316void		scsi_print_inquiry_short(struct scsi_inquiry_data *inq_data);
2317
2318u_int		scsi_calc_syncsrate(u_int period_factor);
2319u_int		scsi_calc_syncparam(u_int period);
2320
2321typedef int	(*scsi_devid_checkfn_t)(uint8_t *);
2322int		scsi_devid_is_naa_ieee_reg(uint8_t *bufp);
2323int		scsi_devid_is_sas_target(uint8_t *bufp);
2324int		scsi_devid_is_lun_eui64(uint8_t *bufp);
2325int		scsi_devid_is_lun_naa(uint8_t *bufp);
2326int		scsi_devid_is_lun_name(uint8_t *bufp);
2327int		scsi_devid_is_lun_t10(uint8_t *bufp);
2328struct scsi_vpd_id_descriptor *
2329		scsi_get_devid(struct scsi_vpd_device_id *id, uint32_t len,
2330			       scsi_devid_checkfn_t ck_fn);
2331
2332void		scsi_test_unit_ready(struct ccb_scsiio *csio, u_int32_t retries,
2333				     void (*cbfcnp)(struct cam_periph *,
2334						    union ccb *),
2335				     u_int8_t tag_action,
2336				     u_int8_t sense_len, u_int32_t timeout);
2337
2338void		scsi_request_sense(struct ccb_scsiio *csio, u_int32_t retries,
2339				   void (*cbfcnp)(struct cam_periph *,
2340						  union ccb *),
2341				   void *data_ptr, u_int8_t dxfer_len,
2342				   u_int8_t tag_action, u_int8_t sense_len,
2343				   u_int32_t timeout);
2344
2345void		scsi_inquiry(struct ccb_scsiio *csio, u_int32_t retries,
2346			     void (*cbfcnp)(struct cam_periph *, union ccb *),
2347			     u_int8_t tag_action, u_int8_t *inq_buf,
2348			     u_int32_t inq_len, int evpd, u_int8_t page_code,
2349			     u_int8_t sense_len, u_int32_t timeout);
2350
2351void		scsi_mode_sense(struct ccb_scsiio *csio, u_int32_t retries,
2352				void (*cbfcnp)(struct cam_periph *,
2353					       union ccb *),
2354				u_int8_t tag_action, int dbd,
2355				u_int8_t page_code, u_int8_t page,
2356				u_int8_t *param_buf, u_int32_t param_len,
2357				u_int8_t sense_len, u_int32_t timeout);
2358
2359void		scsi_mode_sense_len(struct ccb_scsiio *csio, u_int32_t retries,
2360				    void (*cbfcnp)(struct cam_periph *,
2361						   union ccb *),
2362				    u_int8_t tag_action, int dbd,
2363				    u_int8_t page_code, u_int8_t page,
2364				    u_int8_t *param_buf, u_int32_t param_len,
2365				    int minimum_cmd_size, u_int8_t sense_len,
2366				    u_int32_t timeout);
2367
2368void		scsi_mode_select(struct ccb_scsiio *csio, u_int32_t retries,
2369				 void (*cbfcnp)(struct cam_periph *,
2370						union ccb *),
2371				 u_int8_t tag_action, int scsi_page_fmt,
2372				 int save_pages, u_int8_t *param_buf,
2373				 u_int32_t param_len, u_int8_t sense_len,
2374				 u_int32_t timeout);
2375
2376void		scsi_mode_select_len(struct ccb_scsiio *csio, u_int32_t retries,
2377				     void (*cbfcnp)(struct cam_periph *,
2378						    union ccb *),
2379				     u_int8_t tag_action, int scsi_page_fmt,
2380				     int save_pages, u_int8_t *param_buf,
2381				     u_int32_t param_len, int minimum_cmd_size,
2382				     u_int8_t sense_len, u_int32_t timeout);
2383
2384void		scsi_log_sense(struct ccb_scsiio *csio, u_int32_t retries,
2385			       void (*cbfcnp)(struct cam_periph *, union ccb *),
2386			       u_int8_t tag_action, u_int8_t page_code,
2387			       u_int8_t page, int save_pages, int ppc,
2388			       u_int32_t paramptr, u_int8_t *param_buf,
2389			       u_int32_t param_len, u_int8_t sense_len,
2390			       u_int32_t timeout);
2391
2392void		scsi_log_select(struct ccb_scsiio *csio, u_int32_t retries,
2393				void (*cbfcnp)(struct cam_periph *,
2394				union ccb *), u_int8_t tag_action,
2395				u_int8_t page_code, int save_pages,
2396				int pc_reset, u_int8_t *param_buf,
2397				u_int32_t param_len, u_int8_t sense_len,
2398				u_int32_t timeout);
2399
2400void		scsi_prevent(struct ccb_scsiio *csio, u_int32_t retries,
2401			     void (*cbfcnp)(struct cam_periph *, union ccb *),
2402			     u_int8_t tag_action, u_int8_t action,
2403			     u_int8_t sense_len, u_int32_t timeout);
2404
2405void		scsi_read_capacity(struct ccb_scsiio *csio, u_int32_t retries,
2406				   void (*cbfcnp)(struct cam_periph *,
2407				   union ccb *), u_int8_t tag_action,
2408				   struct scsi_read_capacity_data *,
2409				   u_int8_t sense_len, u_int32_t timeout);
2410void		scsi_read_capacity_16(struct ccb_scsiio *csio, uint32_t retries,
2411				      void (*cbfcnp)(struct cam_periph *,
2412				      union ccb *), uint8_t tag_action,
2413				      uint64_t lba, int reladr, int pmi,
2414				      uint8_t *rcap_buf, int rcap_buf_len,
2415				      uint8_t sense_len, uint32_t timeout);
2416
2417void		scsi_report_luns(struct ccb_scsiio *csio, u_int32_t retries,
2418				 void (*cbfcnp)(struct cam_periph *,
2419				 union ccb *), u_int8_t tag_action,
2420				 u_int8_t select_report,
2421				 struct scsi_report_luns_data *rpl_buf,
2422				 u_int32_t alloc_len, u_int8_t sense_len,
2423				 u_int32_t timeout);
2424
2425void		scsi_report_target_group(struct ccb_scsiio *csio, u_int32_t retries,
2426				 void (*cbfcnp)(struct cam_periph *,
2427				 union ccb *), u_int8_t tag_action,
2428				 u_int8_t pdf,
2429				 void *buf,
2430				 u_int32_t alloc_len, u_int8_t sense_len,
2431				 u_int32_t timeout);
2432
2433void		scsi_set_target_group(struct ccb_scsiio *csio, u_int32_t retries,
2434				 void (*cbfcnp)(struct cam_periph *,
2435				 union ccb *), u_int8_t tag_action, void *buf,
2436				 u_int32_t alloc_len, u_int8_t sense_len,
2437				 u_int32_t timeout);
2438
2439void		scsi_synchronize_cache(struct ccb_scsiio *csio,
2440				       u_int32_t retries,
2441				       void (*cbfcnp)(struct cam_periph *,
2442				       union ccb *), u_int8_t tag_action,
2443				       u_int32_t begin_lba, u_int16_t lb_count,
2444				       u_int8_t sense_len, u_int32_t timeout);
2445
2446void scsi_receive_diagnostic_results(struct ccb_scsiio *csio, u_int32_t retries,
2447				     void (*cbfcnp)(struct cam_periph *,
2448						    union ccb*),
2449				     uint8_t tag_action, int pcv,
2450				     uint8_t page_code, uint8_t *data_ptr,
2451				     uint16_t allocation_length,
2452				     uint8_t sense_len, uint32_t timeout);
2453
2454void scsi_send_diagnostic(struct ccb_scsiio *csio, u_int32_t retries,
2455			  void (*cbfcnp)(struct cam_periph *, union ccb *),
2456			  uint8_t tag_action, int unit_offline,
2457			  int device_offline, int self_test, int page_format,
2458			  int self_test_code, uint8_t *data_ptr,
2459			  uint16_t param_list_length, uint8_t sense_len,
2460			  uint32_t timeout);
2461
2462void scsi_read_buffer(struct ccb_scsiio *csio, u_int32_t retries,
2463			void (*cbfcnp)(struct cam_periph *, union ccb*),
2464			uint8_t tag_action, int mode,
2465			uint8_t buffer_id, u_int32_t offset,
2466			uint8_t *data_ptr, uint32_t allocation_length,
2467			uint8_t sense_len, uint32_t timeout);
2468
2469void scsi_write_buffer(struct ccb_scsiio *csio, u_int32_t retries,
2470			void (*cbfcnp)(struct cam_periph *, union ccb *),
2471			uint8_t tag_action, int mode,
2472			uint8_t buffer_id, u_int32_t offset,
2473			uint8_t *data_ptr, uint32_t param_list_length,
2474			uint8_t sense_len, uint32_t timeout);
2475
2476#define	SCSI_RW_READ	0x0001
2477#define	SCSI_RW_WRITE	0x0002
2478#define	SCSI_RW_DIRMASK	0x0003
2479#define	SCSI_RW_BIO	0x1000
2480void scsi_read_write(struct ccb_scsiio *csio, u_int32_t retries,
2481		     void (*cbfcnp)(struct cam_periph *, union ccb *),
2482		     u_int8_t tag_action, int readop, u_int8_t byte2,
2483		     int minimum_cmd_size, u_int64_t lba,
2484		     u_int32_t block_count, u_int8_t *data_ptr,
2485		     u_int32_t dxfer_len, u_int8_t sense_len,
2486		     u_int32_t timeout);
2487
2488void scsi_write_same(struct ccb_scsiio *csio, u_int32_t retries,
2489		     void (*cbfcnp)(struct cam_periph *, union ccb *),
2490		     u_int8_t tag_action, u_int8_t byte2,
2491		     int minimum_cmd_size, u_int64_t lba,
2492		     u_int32_t block_count, u_int8_t *data_ptr,
2493		     u_int32_t dxfer_len, u_int8_t sense_len,
2494		     u_int32_t timeout);
2495
2496void scsi_ata_identify(struct ccb_scsiio *csio, u_int32_t retries,
2497		       void (*cbfcnp)(struct cam_periph *, union ccb *),
2498		       u_int8_t tag_action, u_int8_t *data_ptr,
2499		       u_int16_t dxfer_len, u_int8_t sense_len,
2500		       u_int32_t timeout);
2501
2502void scsi_ata_trim(struct ccb_scsiio *csio, u_int32_t retries,
2503	           void (*cbfcnp)(struct cam_periph *, union ccb *),
2504	           u_int8_t tag_action, u_int16_t block_count,
2505	           u_int8_t *data_ptr, u_int16_t dxfer_len,
2506	           u_int8_t sense_len, u_int32_t timeout);
2507
2508void scsi_ata_pass_16(struct ccb_scsiio *csio, u_int32_t retries,
2509		      void (*cbfcnp)(struct cam_periph *, union ccb *),
2510		      u_int32_t flags, u_int8_t tag_action,
2511		      u_int8_t protocol, u_int8_t ata_flags, u_int16_t features,
2512		      u_int16_t sector_count, uint64_t lba, u_int8_t command,
2513		      u_int8_t control, u_int8_t *data_ptr, u_int16_t dxfer_len,
2514		      u_int8_t sense_len, u_int32_t timeout);
2515
2516void scsi_unmap(struct ccb_scsiio *csio, u_int32_t retries,
2517		void (*cbfcnp)(struct cam_periph *, union ccb *),
2518		u_int8_t tag_action, u_int8_t byte2,
2519		u_int8_t *data_ptr, u_int16_t dxfer_len,
2520		u_int8_t sense_len, u_int32_t timeout);
2521
2522void scsi_start_stop(struct ccb_scsiio *csio, u_int32_t retries,
2523		     void (*cbfcnp)(struct cam_periph *, union ccb *),
2524		     u_int8_t tag_action, int start, int load_eject,
2525		     int immediate, u_int8_t sense_len, u_int32_t timeout);
2526
2527int		scsi_inquiry_match(caddr_t inqbuffer, caddr_t table_entry);
2528int		scsi_static_inquiry_match(caddr_t inqbuffer,
2529					  caddr_t table_entry);
2530int		scsi_devid_match(uint8_t *rhs, size_t rhs_len,
2531				 uint8_t *lhs, size_t lhs_len);
2532
2533void scsi_extract_sense(struct scsi_sense_data *sense, int *error_code,
2534			int *sense_key, int *asc, int *ascq);
2535int scsi_extract_sense_ccb(union ccb *ccb, int *error_code, int *sense_key,
2536			   int *asc, int *ascq);
2537void scsi_extract_sense_len(struct scsi_sense_data *sense,
2538			    u_int sense_len, int *error_code, int *sense_key,
2539			    int *asc, int *ascq, int show_errors);
2540int scsi_get_sense_key(struct scsi_sense_data *sense, u_int sense_len,
2541		       int show_errors);
2542int scsi_get_asc(struct scsi_sense_data *sense, u_int sense_len,
2543		 int show_errors);
2544int scsi_get_ascq(struct scsi_sense_data *sense, u_int sense_len,
2545		  int show_errors);
2546static __inline void scsi_ulto2b(u_int32_t val, u_int8_t *bytes);
2547static __inline void scsi_ulto3b(u_int32_t val, u_int8_t *bytes);
2548static __inline void scsi_ulto4b(u_int32_t val, u_int8_t *bytes);
2549static __inline void scsi_u64to8b(u_int64_t val, u_int8_t *bytes);
2550static __inline uint32_t scsi_2btoul(const uint8_t *bytes);
2551static __inline uint32_t scsi_3btoul(const uint8_t *bytes);
2552static __inline int32_t scsi_3btol(const uint8_t *bytes);
2553static __inline uint32_t scsi_4btoul(const uint8_t *bytes);
2554static __inline uint64_t scsi_8btou64(const uint8_t *bytes);
2555static __inline void *find_mode_page_6(struct scsi_mode_header_6 *mode_header);
2556static __inline void *find_mode_page_10(struct scsi_mode_header_10 *mode_header);
2557
2558static __inline void
2559scsi_ulto2b(u_int32_t val, u_int8_t *bytes)
2560{
2561
2562	bytes[0] = (val >> 8) & 0xff;
2563	bytes[1] = val & 0xff;
2564}
2565
2566static __inline void
2567scsi_ulto3b(u_int32_t val, u_int8_t *bytes)
2568{
2569
2570	bytes[0] = (val >> 16) & 0xff;
2571	bytes[1] = (val >> 8) & 0xff;
2572	bytes[2] = val & 0xff;
2573}
2574
2575static __inline void
2576scsi_ulto4b(u_int32_t val, u_int8_t *bytes)
2577{
2578
2579	bytes[0] = (val >> 24) & 0xff;
2580	bytes[1] = (val >> 16) & 0xff;
2581	bytes[2] = (val >> 8) & 0xff;
2582	bytes[3] = val & 0xff;
2583}
2584
2585static __inline void
2586scsi_u64to8b(u_int64_t val, u_int8_t *bytes)
2587{
2588
2589	bytes[0] = (val >> 56) & 0xff;
2590	bytes[1] = (val >> 48) & 0xff;
2591	bytes[2] = (val >> 40) & 0xff;
2592	bytes[3] = (val >> 32) & 0xff;
2593	bytes[4] = (val >> 24) & 0xff;
2594	bytes[5] = (val >> 16) & 0xff;
2595	bytes[6] = (val >> 8) & 0xff;
2596	bytes[7] = val & 0xff;
2597}
2598
2599static __inline uint32_t
2600scsi_2btoul(const uint8_t *bytes)
2601{
2602	uint32_t rv;
2603
2604	rv = (bytes[0] << 8) |
2605	     bytes[1];
2606	return (rv);
2607}
2608
2609static __inline uint32_t
2610scsi_3btoul(const uint8_t *bytes)
2611{
2612	uint32_t rv;
2613
2614	rv = (bytes[0] << 16) |
2615	     (bytes[1] << 8) |
2616	     bytes[2];
2617	return (rv);
2618}
2619
2620static __inline int32_t
2621scsi_3btol(const uint8_t *bytes)
2622{
2623	uint32_t rc = scsi_3btoul(bytes);
2624
2625	if (rc & 0x00800000)
2626		rc |= 0xff000000;
2627
2628	return (int32_t) rc;
2629}
2630
2631static __inline uint32_t
2632scsi_4btoul(const uint8_t *bytes)
2633{
2634	uint32_t rv;
2635
2636	rv = (bytes[0] << 24) |
2637	     (bytes[1] << 16) |
2638	     (bytes[2] << 8) |
2639	     bytes[3];
2640	return (rv);
2641}
2642
2643static __inline uint64_t
2644scsi_8btou64(const uint8_t *bytes)
2645{
2646        uint64_t rv;
2647
2648	rv = (((uint64_t)bytes[0]) << 56) |
2649	     (((uint64_t)bytes[1]) << 48) |
2650	     (((uint64_t)bytes[2]) << 40) |
2651	     (((uint64_t)bytes[3]) << 32) |
2652	     (((uint64_t)bytes[4]) << 24) |
2653	     (((uint64_t)bytes[5]) << 16) |
2654	     (((uint64_t)bytes[6]) << 8) |
2655	     bytes[7];
2656	return (rv);
2657}
2658
2659/*
2660 * Given the pointer to a returned mode sense buffer, return a pointer to
2661 * the start of the first mode page.
2662 */
2663static __inline void *
2664find_mode_page_6(struct scsi_mode_header_6 *mode_header)
2665{
2666	void *page_start;
2667
2668	page_start = (void *)((u_int8_t *)&mode_header[1] +
2669			      mode_header->blk_desc_len);
2670
2671	return(page_start);
2672}
2673
2674static __inline void *
2675find_mode_page_10(struct scsi_mode_header_10 *mode_header)
2676{
2677	void *page_start;
2678
2679	page_start = (void *)((u_int8_t *)&mode_header[1] +
2680			       scsi_2btoul(mode_header->blk_desc_len));
2681
2682	return(page_start);
2683}
2684
2685__END_DECLS
2686
2687#endif /*_SCSI_SCSI_ALL_H*/
2688