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[SCSI] bfa: Brocade BFA FC SCSI driver
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / scsi / bfa / include / protocol / scsi.h
1 /*
2 * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
3 * All rights reserved
4 * www.brocade.com
5 *
6 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License (GPL) Version 2 as
10 * published by the Free Software Foundation
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 */
17
18 #ifndef __SCSI_H__
19 #define __SCSI_H__
20
21 #include <protocol/types.h>
22
23 #pragma pack(1)
24
25 /*
26 * generic SCSI cdb definition
27 */
28 #define SCSI_MAX_CDBLEN 16
29 struct scsi_cdb_s{
30 u8 scsi_cdb[SCSI_MAX_CDBLEN];
31 };
32
33 /*
34 * scsi lun serial number definition
35 */
36 #define SCSI_LUN_SN_LEN 32
37 struct scsi_lun_sn_s{
38 u8 lun_sn[SCSI_LUN_SN_LEN];
39 };
40
41 /*
42 * SCSI Direct Access Commands
43 */
44 enum {
45 SCSI_OP_TEST_UNIT_READY = 0x00,
46 SCSI_OP_REQUEST_SENSE = 0x03,
47 SCSI_OP_FORMAT_UNIT = 0x04,
48 SCSI_OP_READ6 = 0x08,
49 SCSI_OP_WRITE6 = 0x0A,
50 SCSI_OP_WRITE_FILEMARKS = 0x10,
51 SCSI_OP_INQUIRY = 0x12,
52 SCSI_OP_MODE_SELECT6 = 0x15,
53 SCSI_OP_RESERVE6 = 0x16,
54 SCSI_OP_RELEASE6 = 0x17,
55 SCSI_OP_MODE_SENSE6 = 0x1A,
56 SCSI_OP_START_STOP_UNIT = 0x1B,
57 SCSI_OP_SEND_DIAGNOSTIC = 0x1D,
58 SCSI_OP_READ_CAPACITY = 0x25,
59 SCSI_OP_READ10 = 0x28,
60 SCSI_OP_WRITE10 = 0x2A,
61 SCSI_OP_VERIFY10 = 0x2F,
62 SCSI_OP_READ_DEFECT_DATA = 0x37,
63 SCSI_OP_LOG_SELECT = 0x4C,
64 SCSI_OP_LOG_SENSE = 0x4D,
65 SCSI_OP_MODE_SELECT10 = 0x55,
66 SCSI_OP_RESERVE10 = 0x56,
67 SCSI_OP_RELEASE10 = 0x57,
68 SCSI_OP_MODE_SENSE10 = 0x5A,
69 SCSI_OP_PER_RESERVE_IN = 0x5E,
70 SCSI_OP_PER_RESERVE_OUR = 0x5E,
71 SCSI_OP_READ16 = 0x88,
72 SCSI_OP_WRITE16 = 0x8A,
73 SCSI_OP_VERIFY16 = 0x8F,
74 SCSI_OP_READ_CAPACITY16 = 0x9E,
75 SCSI_OP_REPORT_LUNS = 0xA0,
76 SCSI_OP_READ12 = 0xA8,
77 SCSI_OP_WRITE12 = 0xAA,
78 SCSI_OP_UNDEF = 0xFF,
79 };
80
81 /*
82 * SCSI START_STOP_UNIT command
83 */
84 struct scsi_start_stop_unit_s{
85 u8 opcode;
86 #ifdef __BIGENDIAN
87 u8 lun:3;
88 u8 reserved1:4;
89 u8 immed:1;
90 #else
91 u8 immed:1;
92 u8 reserved1:4;
93 u8 lun:3;
94 #endif
95 u8 reserved2;
96 u8 reserved3;
97 #ifdef __BIGENDIAN
98 u8 power_conditions:4;
99 u8 reserved4:2;
100 u8 loEj:1;
101 u8 start:1;
102 #else
103 u8 start:1;
104 u8 loEj:1;
105 u8 reserved4:2;
106 u8 power_conditions:4;
107 #endif
108 u8 control;
109 };
110
111 /*
112 * SCSI SEND_DIAGNOSTIC command
113 */
114 struct scsi_send_diagnostic_s{
115 u8 opcode;
116 #ifdef __BIGENDIAN
117 u8 self_test_code:3;
118 u8 pf:1;
119 u8 reserved1:1;
120 u8 self_test:1;
121 u8 dev_offl:1;
122 u8 unit_offl:1;
123 #else
124 u8 unit_offl:1;
125 u8 dev_offl:1;
126 u8 self_test:1;
127 u8 reserved1:1;
128 u8 pf:1;
129 u8 self_test_code:3;
130 #endif
131 u8 reserved2;
132
133 u8 param_list_length[2]; /* MSB first */
134 u8 control;
135
136 };
137
138 /*
139 * SCSI READ10/WRITE10 commands
140 */
141 struct scsi_rw10_s{
142 u8 opcode;
143 #ifdef __BIGENDIAN
144 u8 lun:3;
145 u8 dpo:1; /* Disable Page Out */
146 u8 fua:1; /* Force Unit Access */
147 u8 reserved1:2;
148 u8 rel_adr:1; /* relative address */
149 #else
150 u8 rel_adr:1;
151 u8 reserved1:2;
152 u8 fua:1;
153 u8 dpo:1;
154 u8 lun:3;
155 #endif
156 u8 lba0; /* logical block address - MSB */
157 u8 lba1;
158 u8 lba2;
159 u8 lba3; /* LSB */
160 u8 reserved3;
161 u8 xfer_length0; /* transfer length in blocks - MSB */
162 u8 xfer_length1; /* LSB */
163 u8 control;
164 };
165
166 #define SCSI_CDB10_GET_LBA(cdb) \
167 (((cdb)->lba0 << 24) | ((cdb)->lba1 << 16) | \
168 ((cdb)->lba2 << 8) | (cdb)->lba3)
169
170 #define SCSI_CDB10_SET_LBA(cdb, lba) { \
171 (cdb)->lba0 = lba >> 24; \
172 (cdb)->lba1 = (lba >> 16) & 0xFF; \
173 (cdb)->lba2 = (lba >> 8) & 0xFF; \
174 (cdb)->lba3 = lba & 0xFF; \
175 }
176
177 #define SCSI_CDB10_GET_TL(cdb) \
178 ((cdb)->xfer_length0 << 8 | (cdb)->xfer_length1)
179 #define SCSI_CDB10_SET_TL(cdb, tl) { \
180 (cdb)->xfer_length0 = tl >> 8; \
181 (cdb)->xfer_length1 = tl & 0xFF; \
182 }
183
184 /*
185 * SCSI READ6/WRITE6 commands
186 */
187 struct scsi_rw6_s{
188 u8 opcode;
189 #ifdef __BIGENDIAN
190 u8 lun:3;
191 u8 lba0:5; /* MSb */
192 #else
193 u8 lba0:5; /* MSb */
194 u8 lun:3;
195 #endif
196 u8 lba1;
197 u8 lba2; /* LSB */
198 u8 xfer_length;
199 u8 control;
200 };
201
202 #define SCSI_TAPE_CDB6_GET_TL(cdb) \
203 (((cdb)->tl0 << 16) | ((cdb)->tl1 << 8) | (cdb)->tl2)
204
205 #define SCSI_TAPE_CDB6_SET_TL(cdb, tl) { \
206 (cdb)->tl0 = tl >> 16; \
207 (cdb)->tl1 = (tl >> 8) & 0xFF; \
208 (cdb)->tl2 = tl & 0xFF; \
209 }
210
211 /*
212 * SCSI sequential (TAPE) wrtie command
213 */
214 struct scsi_tape_wr_s{
215 u8 opcode;
216 #ifdef __BIGENDIAN
217 u8 rsvd:7;
218 u8 fixed:1; /* MSb */
219 #else
220 u8 fixed:1; /* MSb */
221 u8 rsvd:7;
222 #endif
223 u8 tl0; /* Msb */
224 u8 tl1;
225 u8 tl2; /* Lsb */
226
227 u8 control;
228 };
229
230 #define SCSI_CDB6_GET_LBA(cdb) \
231 (((cdb)->lba0 << 16) | ((cdb)->lba1 << 8) | (cdb)->lba2)
232
233 #define SCSI_CDB6_SET_LBA(cdb, lba) { \
234 (cdb)->lba0 = lba >> 16; \
235 (cdb)->lba1 = (lba >> 8) & 0xFF; \
236 (cdb)->lba2 = lba & 0xFF; \
237 }
238
239 #define SCSI_CDB6_GET_TL(cdb) ((cdb)->xfer_length)
240 #define SCSI_CDB6_SET_TL(cdb, tl) { \
241 (cdb)->xfer_length = tl; \
242 }
243
244 /*
245 * SCSI sense data format
246 */
247 struct scsi_sense_s{
248 #ifdef __BIGENDIAN
249 u8 valid:1;
250 u8 rsp_code:7;
251 #else
252 u8 rsp_code:7;
253 u8 valid:1;
254 #endif
255 u8 seg_num;
256 #ifdef __BIGENDIAN
257 u8 file_mark:1;
258 u8 eom:1; /* end of media */
259 u8 ili:1; /* incorrect length indicator */
260 u8 reserved:1;
261 u8 sense_key:4;
262 #else
263 u8 sense_key:4;
264 u8 reserved:1;
265 u8 ili:1; /* incorrect length indicator */
266 u8 eom:1; /* end of media */
267 u8 file_mark:1;
268 #endif
269 u8 information[4]; /* device-type or command specific info
270 */
271 u8 add_sense_length;
272 /* additional sense length */
273 u8 command_info[4];/* command specific information
274 */
275 u8 asc; /* additional sense code */
276 u8 ascq; /* additional sense code qualifier */
277 u8 fru_code; /* field replaceable unit code */
278 #ifdef __BIGENDIAN
279 u8 sksv:1; /* sense key specific valid */
280 u8 c_d:1; /* command/data bit */
281 u8 res1:2;
282 u8 bpv:1; /* bit pointer valid */
283 u8 bpointer:3; /* bit pointer */
284 #else
285 u8 bpointer:3; /* bit pointer */
286 u8 bpv:1; /* bit pointer valid */
287 u8 res1:2;
288 u8 c_d:1; /* command/data bit */
289 u8 sksv:1; /* sense key specific valid */
290 #endif
291 u8 fpointer[2]; /* field pointer */
292 };
293
294 #define SCSI_SENSE_CUR_ERR 0x70
295 #define SCSI_SENSE_DEF_ERR 0x71
296
297 /*
298 * SCSI sense key values
299 */
300 #define SCSI_SK_NO_SENSE 0x0
301 #define SCSI_SK_REC_ERR 0x1 /* recovered error */
302 #define SCSI_SK_NOT_READY 0x2
303 #define SCSI_SK_MED_ERR 0x3 /* medium error */
304 #define SCSI_SK_HW_ERR 0x4 /* hardware error */
305 #define SCSI_SK_ILLEGAL_REQ 0x5
306 #define SCSI_SK_UNIT_ATT 0x6 /* unit attention */
307 #define SCSI_SK_DATA_PROTECT 0x7
308 #define SCSI_SK_BLANK_CHECK 0x8
309 #define SCSI_SK_VENDOR_SPEC 0x9
310 #define SCSI_SK_COPY_ABORTED 0xA
311 #define SCSI_SK_ABORTED_CMND 0xB
312 #define SCSI_SK_VOL_OVERFLOW 0xD
313 #define SCSI_SK_MISCOMPARE 0xE
314
315 /*
316 * SCSI additional sense codes
317 */
318 #define SCSI_ASC_NO_ADD_SENSE 0x00
319 #define SCSI_ASC_LUN_NOT_READY 0x04
320 #define SCSI_ASC_LUN_COMMUNICATION 0x08
321 #define SCSI_ASC_WRITE_ERROR 0x0C
322 #define SCSI_ASC_INVALID_CMND_CODE 0x20
323 #define SCSI_ASC_BAD_LBA 0x21
324 #define SCSI_ASC_INVALID_FIELD_IN_CDB 0x24
325 #define SCSI_ASC_LUN_NOT_SUPPORTED 0x25
326 #define SCSI_ASC_LUN_WRITE_PROTECT 0x27
327 #define SCSI_ASC_POWERON_BDR 0x29 /* power on reset, bus reset,
328 * bus device reset
329 */
330 #define SCSI_ASC_PARAMS_CHANGED 0x2A
331 #define SCSI_ASC_CMND_CLEARED_BY_A_I 0x2F
332 #define SCSI_ASC_SAVING_PARAM_NOTSUPP 0x39
333 #define SCSI_ASC_TOCC 0x3F /* target operating condtions
334 * changed
335 */
336 #define SCSI_ASC_PARITY_ERROR 0x47
337 #define SCSI_ASC_CMND_PHASE_ERROR 0x4A
338 #define SCSI_ASC_DATA_PHASE_ERROR 0x4B
339 #define SCSI_ASC_VENDOR_SPEC 0x7F
340
341 /*
342 * SCSI additional sense code qualifiers
343 */
344 #define SCSI_ASCQ_CAUSE_NOT_REPORT 0x00
345 #define SCSI_ASCQ_BECOMING_READY 0x01
346 #define SCSI_ASCQ_INIT_CMD_REQ 0x02
347 #define SCSI_ASCQ_FORMAT_IN_PROGRESS 0x04
348 #define SCSI_ASCQ_OPERATION_IN_PROGRESS 0x07
349 #define SCSI_ASCQ_SELF_TEST_IN_PROGRESS 0x09
350 #define SCSI_ASCQ_WR_UNEXP_UNSOL_DATA 0x0C
351 #define SCSI_ASCQ_WR_NOTENG_UNSOL_DATA 0x0D
352
353 #define SCSI_ASCQ_LBA_OUT_OF_RANGE 0x00
354 #define SCSI_ASCQ_INVALID_ELEMENT_ADDR 0x01
355
356 #define SCSI_ASCQ_LUN_WRITE_PROTECTED 0x00
357 #define SCSI_ASCQ_LUN_HW_WRITE_PROTECTED 0x01
358 #define SCSI_ASCQ_LUN_SW_WRITE_PROTECTED 0x02
359
360 #define SCSI_ASCQ_POR 0x01 /* power on reset */
361 #define SCSI_ASCQ_SBR 0x02 /* scsi bus reset */
362 #define SCSI_ASCQ_BDR 0x03 /* bus device reset */
363 #define SCSI_ASCQ_DIR 0x04 /* device internal reset */
364
365 #define SCSI_ASCQ_MODE_PARAMS_CHANGED 0x01
366 #define SCSI_ASCQ_LOG_PARAMS_CHANGED 0x02
367 #define SCSI_ASCQ_RESERVATIONS_PREEMPTED 0x03
368 #define SCSI_ASCQ_RESERVATIONS_RELEASED 0x04
369 #define SCSI_ASCQ_REGISTRATIONS_PREEMPTED 0x05
370
371 #define SCSI_ASCQ_MICROCODE_CHANGED 0x01
372 #define SCSI_ASCQ_CHANGED_OPER_COND 0x02
373 #define SCSI_ASCQ_INQ_CHANGED 0x03 /* inquiry data changed */
374 #define SCSI_ASCQ_DI_CHANGED 0x05 /* device id changed */
375 #define SCSI_ASCQ_RL_DATA_CHANGED 0x0E /* report luns data changed */
376
377 #define SCSI_ASCQ_DP_CRC_ERR 0x01 /* data phase crc error */
378 #define SCSI_ASCQ_DP_SCSI_PARITY_ERR 0x02 /* data phase scsi parity error
379 */
380 #define SCSI_ASCQ_IU_CRC_ERR 0x03 /* information unit crc error */
381 #define SCSI_ASCQ_PROTO_SERV_CRC_ERR 0x05
382
383 #define SCSI_ASCQ_LUN_TIME_OUT 0x01
384
385 /* ------------------------------------------------------------
386 * SCSI INQUIRY
387 * ------------------------------------------------------------*/
388
389 struct scsi_inquiry_s{
390 u8 opcode;
391 #ifdef __BIGENDIAN
392 u8 lun:3;
393 u8 reserved1:3;
394 u8 cmd_dt:1;
395 u8 evpd:1;
396 #else
397 u8 evpd:1;
398 u8 cmd_dt:1;
399 u8 reserved1:3;
400 u8 lun:3;
401 #endif
402 u8 page_code;
403 u8 reserved2;
404 u8 alloc_length;
405 u8 control;
406 };
407
408 struct scsi_inquiry_vendor_s{
409 u8 vendor_id[8];
410 };
411
412 struct scsi_inquiry_prodid_s{
413 u8 product_id[16];
414 };
415
416 struct scsi_inquiry_prodrev_s{
417 u8 product_rev[4];
418 };
419
420 struct scsi_inquiry_data_s{
421 #ifdef __BIGENDIAN
422 u8 peripheral_qual:3; /* peripheral qualifier */
423 u8 device_type:5; /* peripheral device type */
424
425 u8 rmb:1; /* removable medium bit */
426 u8 device_type_mod:7; /* device type modifier */
427
428 u8 version;
429
430 u8 aenc:1; /* async event notification capability
431 */
432 u8 trm_iop:1; /* terminate I/O process */
433 u8 norm_aca:1; /* normal ACA supported */
434 u8 hi_support:1; /* SCSI-3: supports REPORT LUNS */
435 u8 rsp_data_format:4;
436
437 u8 additional_len;
438 u8 sccs:1;
439 u8 reserved1:7;
440
441 u8 reserved2:1;
442 u8 enc_serv:1; /* enclosure service component */
443 u8 reserved3:1;
444 u8 multi_port:1; /* multi-port device */
445 u8 m_chngr:1; /* device in medium transport element */
446 u8 ack_req_q:1; /* SIP specific bit */
447 u8 addr32:1; /* SIP specific bit */
448 u8 addr16:1; /* SIP specific bit */
449
450 u8 rel_adr:1; /* relative address */
451 u8 w_bus32:1;
452 u8 w_bus16:1;
453 u8 synchronous:1;
454 u8 linked_commands:1;
455 u8 trans_dis:1;
456 u8 cmd_queue:1; /* command queueing supported */
457 u8 soft_reset:1; /* soft reset alternative (VS) */
458 #else
459 u8 device_type:5; /* peripheral device type */
460 u8 peripheral_qual:3;
461 /* peripheral qualifier */
462
463 u8 device_type_mod:7;
464 /* device type modifier */
465 u8 rmb:1; /* removable medium bit */
466
467 u8 version;
468
469 u8 rsp_data_format:4;
470 u8 hi_support:1; /* SCSI-3: supports REPORT LUNS */
471 u8 norm_aca:1; /* normal ACA supported */
472 u8 terminate_iop:1;/* terminate I/O process */
473 u8 aenc:1; /* async event notification capability
474 */
475
476 u8 additional_len;
477 u8 reserved1:7;
478 u8 sccs:1;
479
480 u8 addr16:1; /* SIP specific bit */
481 u8 addr32:1; /* SIP specific bit */
482 u8 ack_req_q:1; /* SIP specific bit */
483 u8 m_chngr:1; /* device in medium transport element */
484 u8 multi_port:1; /* multi-port device */
485 u8 reserved3:1; /* TBD - Vendor Specific */
486 u8 enc_serv:1; /* enclosure service component */
487 u8 reserved2:1;
488
489 u8 soft_seset:1; /* soft reset alternative (VS) */
490 u8 cmd_queue:1; /* command queueing supported */
491 u8 trans_dis:1;
492 u8 linked_commands:1;
493 u8 synchronous:1;
494 u8 w_bus16:1;
495 u8 w_bus32:1;
496 u8 rel_adr:1; /* relative address */
497 #endif
498 struct scsi_inquiry_vendor_s vendor_id;
499 struct scsi_inquiry_prodid_s product_id;
500 struct scsi_inquiry_prodrev_s product_rev;
501 u8 vendor_specific[20];
502 u8 reserved4[40];
503 };
504
505 /*
506 * inquiry.peripheral_qual field values
507 */
508 #define SCSI_DEVQUAL_DEFAULT 0
509 #define SCSI_DEVQUAL_NOT_CONNECTED 1
510 #define SCSI_DEVQUAL_NOT_SUPPORTED 3
511
512 /*
513 * inquiry.device_type field values
514 */
515 #define SCSI_DEVICE_DIRECT_ACCESS 0x00
516 #define SCSI_DEVICE_SEQ_ACCESS 0x01
517 #define SCSI_DEVICE_ARRAY_CONTROLLER 0x0C
518 #define SCSI_DEVICE_UNKNOWN 0x1F
519
520 /*
521 * inquiry.version
522 */
523 #define SCSI_VERSION_ANSI_X3131 2 /* ANSI X3.131 SCSI-2 */
524 #define SCSI_VERSION_SPC 3 /* SPC (SCSI-3), ANSI X3.301:1997 */
525 #define SCSI_VERSION_SPC_2 4 /* SPC-2 */
526
527 /*
528 * response data format
529 */
530 #define SCSI_RSP_DATA_FORMAT 2 /* SCSI-2 & SPC */
531
532 /*
533 * SCSI inquiry page codes
534 */
535 #define SCSI_INQ_PAGE_VPD_PAGES 0x00 /* supported vpd pages */
536 #define SCSI_INQ_PAGE_USN_PAGE 0x80 /* unit serial number page */
537 #define SCSI_INQ_PAGE_DEV_IDENT 0x83 /* device indentification page
538 */
539 #define SCSI_INQ_PAGES_MAX 3
540
541 /*
542 * supported vital product data pages
543 */
544 struct scsi_inq_page_vpd_pages_s{
545 #ifdef __BIGENDIAN
546 u8 peripheral_qual:3;
547 u8 device_type:5;
548 #else
549 u8 device_type:5;
550 u8 peripheral_qual:3;
551 #endif
552 u8 page_code;
553 u8 reserved;
554 u8 page_length;
555 u8 pages[SCSI_INQ_PAGES_MAX];
556 };
557
558 /*
559 * Unit serial number page
560 */
561 #define SCSI_INQ_USN_LEN 32
562
563 struct scsi_inq_usn_s{
564 char usn[SCSI_INQ_USN_LEN];
565 };
566
567 struct scsi_inq_page_usn_s{
568 #ifdef __BIGENDIAN
569 u8 peripheral_qual:3;
570 u8 device_type:5;
571 #else
572 u8 device_type:5;
573 u8 peripheral_qual:3;
574 #endif
575 u8 page_code;
576 u8 reserved1;
577 u8 page_length;
578 struct scsi_inq_usn_s usn;
579 };
580
581 enum {
582 SCSI_INQ_DIP_CODE_BINARY = 1, /* identifier has binary value */
583 SCSI_INQ_DIP_CODE_ASCII = 2, /* identifier has ascii value */
584 };
585
586 enum {
587 SCSI_INQ_DIP_ASSOC_LUN = 0, /* id is associated with device */
588 SCSI_INQ_DIP_ASSOC_PORT = 1, /* id is associated with port that
589 * received the request
590 */
591 };
592
593 enum {
594 SCSI_INQ_ID_TYPE_VENDOR = 1,
595 SCSI_INQ_ID_TYPE_IEEE = 2,
596 SCSI_INQ_ID_TYPE_FC_FS = 3,
597 SCSI_INQ_ID_TYPE_OTHER = 4,
598 };
599
600 struct scsi_inq_dip_desc_s{
601 #ifdef __BIGENDIAN
602 u8 res0:4;
603 u8 code_set:4;
604 u8 res1:2;
605 u8 association:2;
606 u8 id_type:4;
607 #else
608 u8 code_set:4;
609 u8 res0:4;
610 u8 id_type:4;
611 u8 association:2;
612 u8 res1:2;
613 #endif
614 u8 res2;
615 u8 id_len;
616 struct scsi_lun_sn_s id;
617 };
618
619 /*
620 * Device indentification page
621 */
622 struct scsi_inq_page_dev_ident_s{
623 #ifdef __BIGENDIAN
624 u8 peripheral_qual:3;
625 u8 device_type:5;
626 #else
627 u8 device_type:5;
628 u8 peripheral_qual:3;
629 #endif
630 u8 page_code;
631 u8 reserved1;
632 u8 page_length;
633 struct scsi_inq_dip_desc_s desc;
634 };
635
636 /* ------------------------------------------------------------
637 * READ CAPACITY
638 * ------------------------------------------------------------
639 */
640
641 struct scsi_read_capacity_s{
642 u8 opcode;
643 #ifdef __BIGENDIAN
644 u8 lun:3;
645 u8 reserved1:4;
646 u8 rel_adr:1;
647 #else
648 u8 rel_adr:1;
649 u8 reserved1:4;
650 u8 lun:3;
651 #endif
652 u8 lba0; /* MSB */
653 u8 lba1;
654 u8 lba2;
655 u8 lba3; /* LSB */
656 u8 reserved2;
657 u8 reserved3;
658 #ifdef __BIGENDIAN
659 u8 reserved4:7;
660 u8 pmi:1; /* partial medium indicator */
661 #else
662 u8 pmi:1; /* partial medium indicator */
663 u8 reserved4:7;
664 #endif
665 u8 control;
666 };
667
668 struct scsi_read_capacity_data_s{
669 u32 max_lba; /* maximum LBA available */
670 u32 block_length; /* in bytes */
671 };
672
673 struct scsi_read_capacity16_data_s{
674 u64 lba; /* maximum LBA available */
675 u32 block_length; /* in bytes */
676 #ifdef __BIGENDIAN
677 u8 reserved1:4,
678 p_type:3,
679 prot_en:1;
680 u8 reserved2:4,
681 lb_pbe:4; /* logical blocks per physical block
682 * exponent */
683 u16 reserved3:2,
684 lba_align:14; /* lowest aligned logical block
685 * address */
686 #else
687 u16 lba_align:14, /* lowest aligned logical block
688 * address */
689 reserved3:2;
690 u8 lb_pbe:4, /* logical blocks per physical block
691 * exponent */
692 reserved2:4;
693 u8 prot_en:1,
694 p_type:3,
695 reserved1:4;
696 #endif
697 u64 reserved4;
698 u64 reserved5;
699 };
700
701 /* ------------------------------------------------------------
702 * REPORT LUNS command
703 * ------------------------------------------------------------
704 */
705
706 struct scsi_report_luns_s{
707 u8 opcode; /* A0h - REPORT LUNS opCode */
708 u8 reserved1[5];
709 u8 alloc_length[4];/* allocation length MSB first */
710 u8 reserved2;
711 u8 control;
712 };
713
714 #define SCSI_REPORT_LUN_ALLOC_LENGTH(rl) \
715 ((rl->alloc_length[0] << 24) | (rl->alloc_length[1] << 16) | \
716 (rl->alloc_length[2] << 8) | (rl->alloc_length[3]))
717
718 #define SCSI_REPORT_LUNS_SET_ALLOCLEN(rl, alloc_len) { \
719 (rl)->alloc_length[0] = (alloc_len) >> 24; \
720 (rl)->alloc_length[1] = ((alloc_len) >> 16) & 0xFF; \
721 (rl)->alloc_length[2] = ((alloc_len) >> 8) & 0xFF; \
722 (rl)->alloc_length[3] = (alloc_len) & 0xFF; \
723 }
724
725 struct scsi_report_luns_data_s{
726 u32 lun_list_length; /* length of LUN list length */
727 u32 reserved;
728 lun_t lun[1]; /* first LUN in lun list */
729 };
730
731 /* -------------------------------------------------------------
732 * SCSI mode parameters
733 * -----------------------------------------------------------
734 */
735 enum {
736 SCSI_DA_MEDIUM_DEF = 0, /* direct access default medium type */
737 SCSI_DA_MEDIUM_SS = 1, /* direct access single sided */
738 SCSI_DA_MEDIUM_DS = 2, /* direct access double sided */
739 };
740
741 /*
742 * SCSI Mode Select(6) cdb
743 */
744 struct scsi_mode_select6_s{
745 u8 opcode;
746 #ifdef __BIGENDIAN
747 u8 reserved1:3;
748 u8 pf:1; /* page format */
749 u8 reserved2:3;
750 u8 sp:1; /* save pages if set to 1 */
751 #else
752 u8 sp:1; /* save pages if set to 1 */
753 u8 reserved2:3;
754 u8 pf:1; /* page format */
755 u8 reserved1:3;
756 #endif
757 u8 reserved3[2];
758 u8 alloc_len;
759 u8 control;
760 };
761
762 /*
763 * SCSI Mode Select(10) cdb
764 */
765 struct scsi_mode_select10_s{
766 u8 opcode;
767 #ifdef __BIGENDIAN
768 u8 reserved1:3;
769 u8 pf:1; /* page format */
770 u8 reserved2:3;
771 u8 sp:1; /* save pages if set to 1 */
772 #else
773 u8 sp:1; /* save pages if set to 1 */
774 u8 reserved2:3;
775 u8 pf:1; /* page format */
776 u8 reserved1:3;
777 #endif
778 u8 reserved3[5];
779 u8 alloc_len_msb;
780 u8 alloc_len_lsb;
781 u8 control;
782 };
783
784 /*
785 * SCSI Mode Sense(6) cdb
786 */
787 struct scsi_mode_sense6_s{
788 u8 opcode;
789 #ifdef __BIGENDIAN
790 u8 reserved1:4;
791 u8 dbd:1; /* disable block discriptors if set to 1 */
792 u8 reserved2:3;
793
794 u8 pc:2; /* page control */
795 u8 page_code:6;
796 #else
797 u8 reserved2:3;
798 u8 dbd:1; /* disable block descriptors if set to 1 */
799 u8 reserved1:4;
800
801 u8 page_code:6;
802 u8 pc:2; /* page control */
803 #endif
804 u8 reserved3;
805 u8 alloc_len;
806 u8 control;
807 };
808
809 /*
810 * SCSI Mode Sense(10) cdb
811 */
812 struct scsi_mode_sense10_s{
813 u8 opcode;
814 #ifdef __BIGENDIAN
815 u8 reserved1:3;
816 u8 LLBAA:1; /* long LBA accepted if set to 1 */
817 u8 dbd:1; /* disable block descriptors if set
818 * to 1
819 */
820 u8 reserved2:3;
821
822 u8 pc:2; /* page control */
823 u8 page_code:6;
824 #else
825 u8 reserved2:3;
826 u8 dbd:1; /* disable block descriptors if set to
827 * 1
828 */
829 u8 LLBAA:1; /* long LBA accepted if set to 1 */
830 u8 reserved1:3;
831
832 u8 page_code:6;
833 u8 pc:2; /* page control */
834 #endif
835 u8 reserved3[4];
836 u8 alloc_len_msb;
837 u8 alloc_len_lsb;
838 u8 control;
839 };
840
841 #define SCSI_CDB10_GET_AL(cdb) \
842 ((cdb)->alloc_len_msb << 8 | (cdb)->alloc_len_lsb)
843
844 #define SCSI_CDB10_SET_AL(cdb, al) { \
845 (cdb)->alloc_len_msb = al >> 8; \
846 (cdb)->alloc_len_lsb = al & 0xFF; \
847 }
848
849 #define SCSI_CDB6_GET_AL(cdb) ((cdb)->alloc_len)
850
851 #define SCSI_CDB6_SET_AL(cdb, al) { \
852 (cdb)->alloc_len = al; \
853 }
854
855 /*
856 * page control field values
857 */
858 #define SCSI_PC_CURRENT_VALUES 0x0
859 #define SCSI_PC_CHANGEABLE_VALUES 0x1
860 #define SCSI_PC_DEFAULT_VALUES 0x2
861 #define SCSI_PC_SAVED_VALUES 0x3
862
863 /*
864 * SCSI mode page codes
865 */
866 #define SCSI_MP_VENDOR_SPEC 0x00
867 #define SCSI_MP_DISC_RECN 0x02 /* disconnect-reconnect page */
868 #define SCSI_MP_FORMAT_DEVICE 0x03
869 #define SCSI_MP_RDG 0x04 /* rigid disk geometry page */
870 #define SCSI_MP_FDP 0x05 /* flexible disk page */
871 #define SCSI_MP_CACHING 0x08 /* caching page */
872 #define SCSI_MP_CONTROL 0x0A /* control mode page */
873 #define SCSI_MP_MED_TYPES_SUP 0x0B /* medium types supported page */
874 #define SCSI_MP_INFO_EXCP_CNTL 0x1C /* informational exception control */
875 #define SCSI_MP_ALL 0x3F /* return all pages - mode sense only */
876
877 /*
878 * mode parameter header
879 */
880 struct scsi_mode_param_header6_s{
881 u8 mode_datalen;
882 u8 medium_type;
883
884 /*
885 * device specific parameters expanded for direct access devices
886 */
887 #ifdef __BIGENDIAN
888 u32 wp:1; /* write protected */
889 u32 reserved1:2;
890 u32 dpofua:1; /* disable page out + force unit access
891 */
892 u32 reserved2:4;
893 #else
894 u32 reserved2:4;
895 u32 dpofua:1; /* disable page out + force unit access
896 */
897 u32 reserved1:2;
898 u32 wp:1; /* write protected */
899 #endif
900
901 u8 block_desclen;
902 };
903
904 struct scsi_mode_param_header10_s{
905 u32 mode_datalen:16;
906 u32 medium_type:8;
907
908 /*
909 * device specific parameters expanded for direct access devices
910 */
911 #ifdef __BIGENDIAN
912 u32 wp:1; /* write protected */
913 u32 reserved1:2;
914 u32 dpofua:1; /* disable page out + force unit access
915 */
916 u32 reserved2:4;
917 #else
918 u32 reserved2:4;
919 u32 dpofua:1; /* disable page out + force unit access
920 */
921 u32 reserved1:2;
922 u32 wp:1; /* write protected */
923 #endif
924
925 #ifdef __BIGENDIAN
926 u32 reserved3:7;
927 u32 longlba:1;
928 #else
929 u32 longlba:1;
930 u32 reserved3:7;
931 #endif
932 u32 reserved4:8;
933 u32 block_desclen:16;
934 };
935
936 /*
937 * mode parameter block descriptor
938 */
939 struct scsi_mode_param_desc_s{
940 u32 nblks;
941 u32 density_code:8;
942 u32 block_length:24;
943 };
944
945 /*
946 * Disconnect-reconnect mode page format
947 */
948 struct scsi_mp_disc_recn_s{
949 #ifdef __BIGENDIAN
950 u8 ps:1;
951 u8 reserved1:1;
952 u8 page_code:6;
953 #else
954 u8 page_code:6;
955 u8 reserved1:1;
956 u8 ps:1;
957 #endif
958 u8 page_len;
959 u8 buf_full_ratio;
960 u8 buf_empty_ratio;
961
962 u8 bil_msb; /* bus inactivity limit -MSB */
963 u8 bil_lsb; /* bus inactivity limit -LSB */
964
965 u8 dtl_msb; /* disconnect time limit - MSB */
966 u8 dtl_lsb; /* disconnect time limit - LSB */
967
968 u8 ctl_msb; /* connect time limit - MSB */
969 u8 ctl_lsb; /* connect time limit - LSB */
970
971 u8 max_burst_len_msb;
972 u8 max_burst_len_lsb;
973 #ifdef __BIGENDIAN
974 u8 emdp:1; /* enable modify data pointers */
975 u8 fa:3; /* fair arbitration */
976 u8 dimm:1; /* disconnect immediate */
977 u8 dtdc:3; /* data transfer disconnect control */
978 #else
979 u8 dtdc:3; /* data transfer disconnect control */
980 u8 dimm:1; /* disconnect immediate */
981 u8 fa:3; /* fair arbitration */
982 u8 emdp:1; /* enable modify data pointers */
983 #endif
984
985 u8 reserved3;
986
987 u8 first_burst_len_msb;
988 u8 first_burst_len_lsb;
989 };
990
991 /*
992 * SCSI format device mode page
993 */
994 struct scsi_mp_format_device_s{
995 #ifdef __BIGENDIAN
996 u32 ps:1;
997 u32 reserved1:1;
998 u32 page_code:6;
999 #else
1000 u32 page_code:6;
1001 u32 reserved1:1;
1002 u32 ps:1;
1003 #endif
1004 u32 page_len:8;
1005 u32 tracks_per_zone:16;
1006
1007 u32 a_sec_per_zone:16;
1008 u32 a_tracks_per_zone:16;
1009
1010 u32 a_tracks_per_lun:16; /* alternate tracks/lun-MSB */
1011 u32 sec_per_track:16; /* sectors/track-MSB */
1012
1013 u32 bytes_per_sector:16;
1014 u32 interleave:16;
1015
1016 u32 tsf:16; /* track skew factor-MSB */
1017 u32 csf:16; /* cylinder skew factor-MSB */
1018
1019 #ifdef __BIGENDIAN
1020 u32 ssec:1; /* soft sector formatting */
1021 u32 hsec:1; /* hard sector formatting */
1022 u32 rmb:1; /* removable media */
1023 u32 surf:1; /* surface */
1024 u32 reserved2:4;
1025 #else
1026 u32 reserved2:4;
1027 u32 surf:1; /* surface */
1028 u32 rmb:1; /* removable media */
1029 u32 hsec:1; /* hard sector formatting */
1030 u32 ssec:1; /* soft sector formatting */
1031 #endif
1032 u32 reserved3:24;
1033 };
1034
1035 /*
1036 * SCSI rigid disk device geometry page
1037 */
1038 struct scsi_mp_rigid_device_geometry_s{
1039 #ifdef __BIGENDIAN
1040 u32 ps:1;
1041 u32 reserved1:1;
1042 u32 page_code:6;
1043 #else
1044 u32 page_code:6;
1045 u32 reserved1:1;
1046 u32 ps:1;
1047 #endif
1048 u32 page_len:8;
1049 u32 num_cylinders0:8;
1050 u32 num_cylinders1:8;
1051
1052 u32 num_cylinders2:8;
1053 u32 num_heads:8;
1054 u32 scwp0:8;
1055 u32 scwp1:8;
1056
1057 u32 scwp2:8;
1058 u32 scrwc0:8;
1059 u32 scrwc1:8;
1060 u32 scrwc2:8;
1061
1062 u32 dsr:16;
1063 u32 lscyl0:8;
1064 u32 lscyl1:8;
1065
1066 u32 lscyl2:8;
1067 #ifdef __BIGENDIAN
1068 u32 reserved2:6;
1069 u32 rpl:2; /* rotational position locking */
1070 #else
1071 u32 rpl:2; /* rotational position locking */
1072 u32 reserved2:6;
1073 #endif
1074 u32 rot_off:8;
1075 u32 reserved3:8;
1076
1077 u32 med_rot_rate:16;
1078 u32 reserved4:16;
1079 };
1080
1081 /*
1082 * SCSI caching mode page
1083 */
1084 struct scsi_mp_caching_s{
1085 #ifdef __BIGENDIAN
1086 u8 ps:1;
1087 u8 res1:1;
1088 u8 page_code:6;
1089 #else
1090 u8 page_code:6;
1091 u8 res1:1;
1092 u8 ps:1;
1093 #endif
1094 u8 page_len;
1095 #ifdef __BIGENDIAN
1096 u8 ic:1; /* initiator control */
1097 u8 abpf:1; /* abort pre-fetch */
1098 u8 cap:1; /* caching analysis permitted */
1099 u8 disc:1; /* discontinuity */
1100 u8 size:1; /* size enable */
1101 u8 wce:1; /* write cache enable */
1102 u8 mf:1; /* multiplication factor */
1103 u8 rcd:1; /* read cache disable */
1104
1105 u8 drrp:4; /* demand read retention priority */
1106 u8 wrp:4; /* write retention priority */
1107 #else
1108 u8 rcd:1; /* read cache disable */
1109 u8 mf:1; /* multiplication factor */
1110 u8 wce:1; /* write cache enable */
1111 u8 size:1; /* size enable */
1112 u8 disc:1; /* discontinuity */
1113 u8 cap:1; /* caching analysis permitted */
1114 u8 abpf:1; /* abort pre-fetch */
1115 u8 ic:1; /* initiator control */
1116
1117 u8 wrp:4; /* write retention priority */
1118 u8 drrp:4; /* demand read retention priority */
1119 #endif
1120 u8 dptl[2];/* disable pre-fetch transfer length */
1121 u8 min_prefetch[2];
1122 u8 max_prefetch[2];
1123 u8 max_prefetch_limit[2];
1124 #ifdef __BIGENDIAN
1125 u8 fsw:1; /* force sequential write */
1126 u8 lbcss:1;/* logical block cache segment size */
1127 u8 dra:1; /* disable read ahead */
1128 u8 vs:2; /* vendor specific */
1129 u8 res2:3;
1130 #else
1131 u8 res2:3;
1132 u8 vs:2; /* vendor specific */
1133 u8 dra:1; /* disable read ahead */
1134 u8 lbcss:1;/* logical block cache segment size */
1135 u8 fsw:1; /* force sequential write */
1136 #endif
1137 u8 num_cache_segs;
1138
1139 u8 cache_seg_size[2];
1140 u8 res3;
1141 u8 non_cache_seg_size[3];
1142 };
1143
1144 /*
1145 * SCSI control mode page
1146 */
1147 struct scsi_mp_control_page_s{
1148 #ifdef __BIGENDIAN
1149 u8 ps:1;
1150 u8 reserved1:1;
1151 u8 page_code:6;
1152 #else
1153 u8 page_code:6;
1154 u8 reserved1:1;
1155 u8 ps:1;
1156 #endif
1157 u8 page_len;
1158 #ifdef __BIGENDIAN
1159 u8 tst:3; /* task set type */
1160 u8 reserved3:3;
1161 u8 gltsd:1; /* global logging target save disable */
1162 u8 rlec:1; /* report log exception condition */
1163
1164 u8 qalgo_mod:4; /* queue alogorithm modifier */
1165 u8 reserved4:1;
1166 u8 qerr:2; /* queue error management */
1167 u8 dque:1; /* disable queuing */
1168
1169 u8 reserved5:1;
1170 u8 rac:1; /* report a check */
1171 u8 reserved6:2;
1172 u8 swp:1; /* software write protect */
1173 u8 raerp:1; /* ready AER permission */
1174 u8 uaaerp:1; /* unit attenstion AER permission */
1175 u8 eaerp:1; /* error AER permission */
1176
1177 u8 reserved7:5;
1178 u8 autoload_mod:3;
1179 #else
1180 u8 rlec:1; /* report log exception condition */
1181 u8 gltsd:1; /* global logging target save disable */
1182 u8 reserved3:3;
1183 u8 tst:3; /* task set type */
1184
1185 u8 dque:1; /* disable queuing */
1186 u8 qerr:2; /* queue error management */
1187 u8 reserved4:1;
1188 u8 qalgo_mod:4; /* queue alogorithm modifier */
1189
1190 u8 eaerp:1; /* error AER permission */
1191 u8 uaaerp:1; /* unit attenstion AER permission */
1192 u8 raerp:1; /* ready AER permission */
1193 u8 swp:1; /* software write protect */
1194 u8 reserved6:2;
1195 u8 rac:1; /* report a check */
1196 u8 reserved5:1;
1197
1198 u8 autoload_mod:3;
1199 u8 reserved7:5;
1200 #endif
1201 u8 rahp_msb; /* ready AER holdoff period - MSB */
1202 u8 rahp_lsb; /* ready AER holdoff period - LSB */
1203
1204 u8 busy_timeout_period_msb;
1205 u8 busy_timeout_period_lsb;
1206
1207 u8 ext_selftest_compl_time_msb;
1208 u8 ext_selftest_compl_time_lsb;
1209 };
1210
1211 /*
1212 * SCSI medium types supported mode page
1213 */
1214 struct scsi_mp_medium_types_sup_s{
1215 #ifdef __BIGENDIAN
1216 u8 ps:1;
1217 u8 reserved1:1;
1218 u8 page_code:6;
1219 #else
1220 u8 page_code:6;
1221 u8 reserved1:1;
1222 u8 ps:1;
1223 #endif
1224 u8 page_len;
1225
1226 u8 reserved3[2];
1227 u8 med_type1_sup; /* medium type one supported */
1228 u8 med_type2_sup; /* medium type two supported */
1229 u8 med_type3_sup; /* medium type three supported */
1230 u8 med_type4_sup; /* medium type four supported */
1231 };
1232
1233 /*
1234 * SCSI informational exception control mode page
1235 */
1236 struct scsi_mp_info_excpt_cntl_s{
1237 #ifdef __BIGENDIAN
1238 u8 ps:1;
1239 u8 reserved1:1;
1240 u8 page_code:6;
1241 #else
1242 u8 page_code:6;
1243 u8 reserved1:1;
1244 u8 ps:1;
1245 #endif
1246 u8 page_len;
1247 #ifdef __BIGENDIAN
1248 u8 perf:1; /* performance */
1249 u8 reserved3:1;
1250 u8 ebf:1; /* enable background fucntion */
1251 u8 ewasc:1; /* enable warning */
1252 u8 dexcpt:1; /* disable exception control */
1253 u8 test:1; /* enable test device failure
1254 * notification
1255 */
1256 u8 reserved4:1;
1257 u8 log_error:1;
1258
1259 u8 reserved5:4;
1260 u8 mrie:4; /* method of reporting info
1261 * exceptions
1262 */
1263 #else
1264 u8 log_error:1;
1265 u8 reserved4:1;
1266 u8 test:1; /* enable test device failure
1267 * notification
1268 */
1269 u8 dexcpt:1; /* disable exception control */
1270 u8 ewasc:1; /* enable warning */
1271 u8 ebf:1; /* enable background fucntion */
1272 u8 reserved3:1;
1273 u8 perf:1; /* performance */
1274
1275 u8 mrie:4; /* method of reporting info
1276 * exceptions
1277 */
1278 u8 reserved5:4;
1279 #endif
1280 u8 interval_timer_msb;
1281 u8 interval_timer_lsb;
1282
1283 u8 report_count_msb;
1284 u8 report_count_lsb;
1285 };
1286
1287 /*
1288 * Methods of reporting informational exceptions
1289 */
1290 #define SCSI_MP_IEC_NO_REPORT 0x0 /* no reporting of exceptions */
1291 #define SCSI_MP_IEC_AER 0x1 /* async event reporting */
1292 #define SCSI_MP_IEC_UNIT_ATTN 0x2 /* generate unit attenstion */
1293 #define SCSI_MO_IEC_COND_REC_ERR 0x3 /* conditionally generate recovered
1294 * error
1295 */
1296 #define SCSI_MP_IEC_UNCOND_REC_ERR 0x4 /* unconditionally generate recovered
1297 * error
1298 */
1299 #define SCSI_MP_IEC_NO_SENSE 0x5 /* generate no sense */
1300 #define SCSI_MP_IEC_ON_REQUEST 0x6 /* only report exceptions on request */
1301
1302 /*
1303 * SCSI flexible disk page
1304 */
1305 struct scsi_mp_flexible_disk_s{
1306 #ifdef __BIGENDIAN
1307 u8 ps:1;
1308 u8 reserved1:1;
1309 u8 page_code:6;
1310 #else
1311 u8 page_code:6;
1312 u8 reserved1:1;
1313 u8 ps:1;
1314 #endif
1315 u8 page_len;
1316
1317 u8 transfer_rate_msb;
1318 u8 transfer_rate_lsb;
1319
1320 u8 num_heads;
1321 u8 num_sectors;
1322
1323 u8 bytes_per_sector_msb;
1324 u8 bytes_per_sector_lsb;
1325
1326 u8 num_cylinders_msb;
1327 u8 num_cylinders_lsb;
1328
1329 u8 sc_wpc_msb; /* starting cylinder-write
1330 * precompensation msb
1331 */
1332 u8 sc_wpc_lsb; /* starting cylinder-write
1333 * precompensation lsb
1334 */
1335 u8 sc_rwc_msb; /* starting cylinder-reduced write
1336 * current msb
1337 */
1338 u8 sc_rwc_lsb; /* starting cylinder-reduced write
1339 * current lsb
1340 */
1341
1342 u8 dev_step_rate_msb;
1343 u8 dev_step_rate_lsb;
1344
1345 u8 dev_step_pulse_width;
1346
1347 u8 head_sd_msb; /* head settle delay msb */
1348 u8 head_sd_lsb; /* head settle delay lsb */
1349
1350 u8 motor_on_delay;
1351 u8 motor_off_delay;
1352 #ifdef __BIGENDIAN
1353 u8 trdy:1; /* true ready bit */
1354 u8 ssn:1; /* start sector number bit */
1355 u8 mo:1; /* motor on bit */
1356 u8 reserved3:5;
1357
1358 u8 reserved4:4;
1359 u8 spc:4; /* step pulse per cylinder */
1360 #else
1361 u8 reserved3:5;
1362 u8 mo:1; /* motor on bit */
1363 u8 ssn:1; /* start sector number bit */
1364 u8 trdy:1; /* true ready bit */
1365
1366 u8 spc:4; /* step pulse per cylinder */
1367 u8 reserved4:4;
1368 #endif
1369 u8 write_comp;
1370 u8 head_load_delay;
1371 u8 head_unload_delay;
1372 #ifdef __BIGENDIAN
1373 u8 pin34:4; /* pin34 usage */
1374 u8 pin2:4; /* pin2 usage */
1375
1376 u8 pin4:4; /* pin4 usage */
1377 u8 pin1:4; /* pin1 usage */
1378 #else
1379 u8 pin2:4; /* pin2 usage */
1380 u8 pin34:4; /* pin34 usage */
1381
1382 u8 pin1:4; /* pin1 usage */
1383 u8 pin4:4; /* pin4 usage */
1384 #endif
1385 u8 med_rot_rate_msb;
1386 u8 med_rot_rate_lsb;
1387
1388 u8 reserved5[2];
1389 };
1390
1391 struct scsi_mode_page_format_data6_s{
1392 struct scsi_mode_param_header6_s mph; /* mode page header */
1393 struct scsi_mode_param_desc_s desc; /* block descriptor */
1394 struct scsi_mp_format_device_s format; /* format device data */
1395 };
1396
1397 struct scsi_mode_page_format_data10_s{
1398 struct scsi_mode_param_header10_s mph; /* mode page header */
1399 struct scsi_mode_param_desc_s desc; /* block descriptor */
1400 struct scsi_mp_format_device_s format; /* format device data */
1401 };
1402
1403 struct scsi_mode_page_rdg_data6_s{
1404 struct scsi_mode_param_header6_s mph; /* mode page header */
1405 struct scsi_mode_param_desc_s desc; /* block descriptor */
1406 struct scsi_mp_rigid_device_geometry_s rdg;
1407 /* rigid geometry data */
1408 };
1409
1410 struct scsi_mode_page_rdg_data10_s{
1411 struct scsi_mode_param_header10_s mph; /* mode page header */
1412 struct scsi_mode_param_desc_s desc; /* block descriptor */
1413 struct scsi_mp_rigid_device_geometry_s rdg;
1414 /* rigid geometry data */
1415 };
1416
1417 struct scsi_mode_page_cache6_s{
1418 struct scsi_mode_param_header6_s mph; /* mode page header */
1419 struct scsi_mode_param_desc_s desc; /* block descriptor */
1420 struct scsi_mp_caching_s cache; /* cache page data */
1421 };
1422
1423 struct scsi_mode_page_cache10_s{
1424 struct scsi_mode_param_header10_s mph; /* mode page header */
1425 struct scsi_mode_param_desc_s desc; /* block descriptor */
1426 struct scsi_mp_caching_s cache; /* cache page data */
1427 };
1428
1429 /* --------------------------------------------------------------
1430 * Format Unit command
1431 * ------------------------------------------------------------
1432 */
1433
1434 /*
1435 * Format Unit CDB
1436 */
1437 struct scsi_format_unit_s{
1438 u8 opcode;
1439 #ifdef __BIGENDIAN
1440 u8 res1:3;
1441 u8 fmtdata:1; /* if set, data out phase has format
1442 * data
1443 */
1444 u8 cmplst:1; /* if set, defect list is complete */
1445 u8 def_list:3; /* format of defect descriptor is
1446 * fmtdata =1
1447 */
1448 #else
1449 u8 def_list:3; /* format of defect descriptor is
1450 * fmtdata = 1
1451 */
1452 u8 cmplst:1; /* if set, defect list is complete */
1453 u8 fmtdata:1; /* if set, data out phase has format
1454 * data
1455 */
1456 u8 res1:3;
1457 #endif
1458 u8 interleave_msb;
1459 u8 interleave_lsb;
1460 u8 vendor_spec;
1461 u8 control;
1462 };
1463
1464 /*
1465 * h
1466 */
1467 struct scsi_reserve6_s{
1468 u8 opcode;
1469 #ifdef __BIGENDIAN
1470 u8 reserved:3;
1471 u8 obsolete:4;
1472 u8 extent:1;
1473 #else
1474 u8 extent:1;
1475 u8 obsolete:4;
1476 u8 reserved:3;
1477 #endif
1478 u8 reservation_id;
1479 u16 param_list_len;
1480 u8 control;
1481 };
1482
1483 /*
1484 * h
1485 */
1486 struct scsi_release6_s{
1487 u8 opcode;
1488 #ifdef __BIGENDIAN
1489 u8 reserved1:3;
1490 u8 obsolete:4;
1491 u8 extent:1;
1492 #else
1493 u8 extent:1;
1494 u8 obsolete:4;
1495 u8 reserved1:3;
1496 #endif
1497 u8 reservation_id;
1498 u16 reserved2;
1499 u8 control;
1500 };
1501
1502 /*
1503 * h
1504 */
1505 struct scsi_reserve10_s{
1506 u8 opcode;
1507 #ifdef __BIGENDIAN
1508 u8 reserved1:3;
1509 u8 third_party:1;
1510 u8 reserved2:2;
1511 u8 long_id:1;
1512 u8 extent:1;
1513 #else
1514 u8 extent:1;
1515 u8 long_id:1;
1516 u8 reserved2:2;
1517 u8 third_party:1;
1518 u8 reserved1:3;
1519 #endif
1520 u8 reservation_id;
1521 u8 third_pty_dev_id;
1522 u8 reserved3;
1523 u8 reserved4;
1524 u8 reserved5;
1525 u16 param_list_len;
1526 u8 control;
1527 };
1528
1529 struct scsi_release10_s{
1530 u8 opcode;
1531 #ifdef __BIGENDIAN
1532 u8 reserved1:3;
1533 u8 third_party:1;
1534 u8 reserved2:2;
1535 u8 long_id:1;
1536 u8 extent:1;
1537 #else
1538 u8 extent:1;
1539 u8 long_id:1;
1540 u8 reserved2:2;
1541 u8 third_party:1;
1542 u8 reserved1:3;
1543 #endif
1544 u8 reservation_id;
1545 u8 third_pty_dev_id;
1546 u8 reserved3;
1547 u8 reserved4;
1548 u8 reserved5;
1549 u16 param_list_len;
1550 u8 control;
1551 };
1552
1553 struct scsi_verify10_s{
1554 u8 opcode;
1555 #ifdef __BIGENDIAN
1556 u8 lun:3;
1557 u8 dpo:1;
1558 u8 reserved:2;
1559 u8 bytchk:1;
1560 u8 reladdr:1;
1561 #else
1562 u8 reladdr:1;
1563 u8 bytchk:1;
1564 u8 reserved:2;
1565 u8 dpo:1;
1566 u8 lun:3;
1567 #endif
1568 u8 lba0;
1569 u8 lba1;
1570 u8 lba2;
1571 u8 lba3;
1572 u8 reserved1;
1573 u8 verification_len0;
1574 u8 verification_len1;
1575 u8 control_byte;
1576 };
1577
1578 struct scsi_request_sense_s{
1579 u8 opcode;
1580 #ifdef __BIGENDIAN
1581 u8 lun:3;
1582 u8 reserved:5;
1583 #else
1584 u8 reserved:5;
1585 u8 lun:3;
1586 #endif
1587 u8 reserved0;
1588 u8 reserved1;
1589 u8 alloc_len;
1590 u8 control_byte;
1591 };
1592
1593 /* ------------------------------------------------------------
1594 * SCSI status byte values
1595 * ------------------------------------------------------------
1596 */
1597 #define SCSI_STATUS_GOOD 0x00
1598 #define SCSI_STATUS_CHECK_CONDITION 0x02
1599 #define SCSI_STATUS_CONDITION_MET 0x04
1600 #define SCSI_STATUS_BUSY 0x08
1601 #define SCSI_STATUS_INTERMEDIATE 0x10
1602 #define SCSI_STATUS_ICM 0x14 /* intermediate condition met */
1603 #define SCSI_STATUS_RESERVATION_CONFLICT 0x18
1604 #define SCSI_STATUS_COMMAND_TERMINATED 0x22
1605 #define SCSI_STATUS_QUEUE_FULL 0x28
1606 #define SCSI_STATUS_ACA_ACTIVE 0x30
1607
1608 #define SCSI_MAX_ALLOC_LEN 0xFF /* maximum allocarion length
1609 * in CDBs
1610 */
1611
1612 #define SCSI_OP_WRITE_VERIFY10 0x2E
1613 #define SCSI_OP_WRITE_VERIFY12 0xAE
1614 #define SCSI_OP_UNDEF 0xFF
1615
1616 /*
1617 * SCSI WRITE-VERIFY(10) command
1618 */
1619 struct scsi_write_verify10_s{
1620 u8 opcode;
1621 #ifdef __BIGENDIAN
1622 u8 reserved1:3;
1623 u8 dpo:1; /* Disable Page Out */
1624 u8 reserved2:1;
1625 u8 ebp:1; /* erse by-pass */
1626 u8 bytchk:1; /* byte check */
1627 u8 rel_adr:1; /* relative address */
1628 #else
1629 u8 rel_adr:1; /* relative address */
1630 u8 bytchk:1; /* byte check */
1631 u8 ebp:1; /* erse by-pass */
1632 u8 reserved2:1;
1633 u8 dpo:1; /* Disable Page Out */
1634 u8 reserved1:3;
1635 #endif
1636 u8 lba0; /* logical block address - MSB */
1637 u8 lba1;
1638 u8 lba2;
1639 u8 lba3; /* LSB */
1640 u8 reserved3;
1641 u8 xfer_length0; /* transfer length in blocks - MSB */
1642 u8 xfer_length1; /* LSB */
1643 u8 control;
1644 };
1645
1646 #pragma pack()
1647
1648 #endif /* __SCSI_H__ */
kernel source for telekom puls (alcatel/mediatek)