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spi-topcliff-pch: add recovery processing in case wait-event timeout
[zen-stable.git] / drivers / scsi / bfa / bfa_fc.h
blob8d0b88f67a382e3582c40382d7dfe3892a19f3c8
1 /*
2 * Copyright (c) 2005-2010 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 __BFA_FC_H__
19 #define __BFA_FC_H__
20
21 #include "bfad_drv.h"
22
23 typedef u64 wwn_t;
24
25 #define WWN_NULL (0)
26 #define FC_SYMNAME_MAX 256 /* max name server symbolic name size */
27
28 #pragma pack(1)
29
30 #define MAC_ADDRLEN (6)
31 struct mac_s { u8 mac[MAC_ADDRLEN]; };
32 #define mac_t struct mac_s
33
34 /*
35 * generic SCSI cdb definition
36 */
37 #define SCSI_MAX_CDBLEN 16
38 struct scsi_cdb_s {
39 u8 scsi_cdb[SCSI_MAX_CDBLEN];
40 };
41
42 /* ------------------------------------------------------------
43 * SCSI status byte values
44 * ------------------------------------------------------------
45 */
46 #define SCSI_STATUS_GOOD 0x00
47 #define SCSI_STATUS_CHECK_CONDITION 0x02
48 #define SCSI_STATUS_CONDITION_MET 0x04
49 #define SCSI_STATUS_BUSY 0x08
50 #define SCSI_STATUS_INTERMEDIATE 0x10
51 #define SCSI_STATUS_ICM 0x14 /* intermediate condition met */
52 #define SCSI_STATUS_RESERVATION_CONFLICT 0x18
53 #define SCSI_STATUS_COMMAND_TERMINATED 0x22
54 #define SCSI_STATUS_QUEUE_FULL 0x28
55 #define SCSI_STATUS_ACA_ACTIVE 0x30
56
57 #define SCSI_MAX_ALLOC_LEN 0xFF /* maximum allocarion length */
58
59 /*
60 * Fibre Channel Header Structure (FCHS) definition
61 */
62 struct fchs_s {
63 #ifdef __BIG_ENDIAN
64 u32 routing:4; /* routing bits */
65 u32 cat_info:4; /* category info */
66 #else
67 u32 cat_info:4; /* category info */
68 u32 routing:4; /* routing bits */
69 #endif
70 u32 d_id:24; /* destination identifier */
71
72 u32 cs_ctl:8; /* class specific control */
73 u32 s_id:24; /* source identifier */
74
75 u32 type:8; /* data structure type */
76 u32 f_ctl:24; /* initial frame control */
77
78 u8 seq_id; /* sequence identifier */
79 u8 df_ctl; /* data field control */
80 u16 seq_cnt; /* sequence count */
81
82 __be16 ox_id; /* originator exchange ID */
83 u16 rx_id; /* responder exchange ID */
84
85 u32 ro; /* relative offset */
86 };
87
88 /*
89 * routing bit definitions
90 */
91 enum {
92 FC_RTG_FC4_DEV_DATA = 0x0, /* FC-4 Device Data */
93 FC_RTG_EXT_LINK = 0x2, /* Extended Link Data */
94 FC_RTG_FC4_LINK_DATA = 0x3, /* FC-4 Link Data */
95 FC_RTG_VIDEO_DATA = 0x4, /* Video Data */
96 FC_RTG_EXT_HDR = 0x5, /* VFT, IFR or Encapsuled */
97 FC_RTG_BASIC_LINK = 0x8, /* Basic Link data */
98 FC_RTG_LINK_CTRL = 0xC, /* Link Control */
99 };
100
101 /*
102 * information category for extended link data and FC-4 Link Data
103 */
104 enum {
105 FC_CAT_LD_REQUEST = 0x2, /* Request */
106 FC_CAT_LD_REPLY = 0x3, /* Reply */
107 FC_CAT_LD_DIAG = 0xF, /* for DIAG use only */
108 };
109
110 /*
111 * information category for extended headers (VFT, IFR or encapsulation)
112 */
113 enum {
114 FC_CAT_VFT_HDR = 0x0, /* Virtual fabric tagging header */
115 FC_CAT_IFR_HDR = 0x1, /* Inter-Fabric routing header */
116 FC_CAT_ENC_HDR = 0x2, /* Encapsulation header */
117 };
118
119 /*
120 * information category for FC-4 device data
121 */
122 enum {
123 FC_CAT_UNCATEG_INFO = 0x0, /* Uncategorized information */
124 FC_CAT_SOLICIT_DATA = 0x1, /* Solicited Data */
125 FC_CAT_UNSOLICIT_CTRL = 0x2, /* Unsolicited Control */
126 FC_CAT_SOLICIT_CTRL = 0x3, /* Solicited Control */
127 FC_CAT_UNSOLICIT_DATA = 0x4, /* Unsolicited Data */
128 FC_CAT_DATA_DESC = 0x5, /* Data Descriptor */
129 FC_CAT_UNSOLICIT_CMD = 0x6, /* Unsolicited Command */
130 FC_CAT_CMD_STATUS = 0x7, /* Command Status */
131 };
132
133 /*
134 * Type Field Definitions. FC-PH Section 18.5 pg. 165
135 */
136 enum {
137 FC_TYPE_BLS = 0x0, /* Basic Link Service */
138 FC_TYPE_ELS = 0x1, /* Extended Link Service */
139 FC_TYPE_IP = 0x5, /* IP */
140 FC_TYPE_FCP = 0x8, /* SCSI-FCP */
141 FC_TYPE_GPP = 0x9, /* SCSI_GPP */
142 FC_TYPE_SERVICES = 0x20, /* Fibre Channel Services */
143 FC_TYPE_FC_FSS = 0x22, /* Fabric Switch Services */
144 FC_TYPE_FC_AL = 0x23, /* FC-AL */
145 FC_TYPE_FC_SNMP = 0x24, /* FC-SNMP */
146 FC_TYPE_FC_SPINFAB = 0xEE, /* SPINFAB */
147 FC_TYPE_FC_DIAG = 0xEF, /* DIAG */
148 FC_TYPE_MAX = 256, /* 256 FC-4 types */
149 };
150
151 /*
152 * Frame Control Definitions. FC-PH Table-45. pg. 168
153 */
154 enum {
155 FCTL_EC_ORIG = 0x000000, /* exchange originator */
156 FCTL_EC_RESP = 0x800000, /* exchange responder */
157 FCTL_SEQ_INI = 0x000000, /* sequence initiator */
158 FCTL_SEQ_REC = 0x400000, /* sequence recipient */
159 FCTL_FS_EXCH = 0x200000, /* first sequence of xchg */
160 FCTL_LS_EXCH = 0x100000, /* last sequence of xchg */
161 FCTL_END_SEQ = 0x080000, /* last frame of sequence */
162 FCTL_SI_XFER = 0x010000, /* seq initiative transfer */
163 FCTL_RO_PRESENT = 0x000008, /* relative offset present */
164 FCTL_FILLBYTE_MASK = 0x000003 /* , fill byte mask */
165 };
166
167 /*
168 * Fabric Well Known Addresses
169 */
170 enum {
171 FC_MIN_WELL_KNOWN_ADDR = 0xFFFFF0,
172 FC_DOMAIN_CONTROLLER_MASK = 0xFFFC00,
173 FC_ALIAS_SERVER = 0xFFFFF8,
174 FC_MGMT_SERVER = 0xFFFFFA,
175 FC_TIME_SERVER = 0xFFFFFB,
176 FC_NAME_SERVER = 0xFFFFFC,
177 FC_FABRIC_CONTROLLER = 0xFFFFFD,
178 FC_FABRIC_PORT = 0xFFFFFE,
179 FC_BROADCAST_SERVER = 0xFFFFFF
180 };
181
182 /*
183 * domain/area/port defines
184 */
185 #define FC_DOMAIN_MASK 0xFF0000
186 #define FC_DOMAIN_SHIFT 16
187 #define FC_AREA_MASK 0x00FF00
188 #define FC_AREA_SHIFT 8
189 #define FC_PORT_MASK 0x0000FF
190 #define FC_PORT_SHIFT 0
191
192 #define FC_GET_DOMAIN(p) (((p) & FC_DOMAIN_MASK) >> FC_DOMAIN_SHIFT)
193 #define FC_GET_AREA(p) (((p) & FC_AREA_MASK) >> FC_AREA_SHIFT)
194 #define FC_GET_PORT(p) (((p) & FC_PORT_MASK) >> FC_PORT_SHIFT)
195
196 #define FC_DOMAIN_CTRLR(p) (FC_DOMAIN_CONTROLLER_MASK | (FC_GET_DOMAIN(p)))
197
198 enum {
199 FC_RXID_ANY = 0xFFFFU,
200 };
201
202 /*
203 * generic ELS command
204 */
205 struct fc_els_cmd_s {
206 u32 els_code:8; /* ELS Command Code */
207 u32 reserved:24;
208 };
209
210 /*
211 * ELS Command Codes. FC-PH Table-75. pg. 223
212 */
213 enum {
214 FC_ELS_LS_RJT = 0x1, /* Link Service Reject. */
215 FC_ELS_ACC = 0x02, /* Accept */
216 FC_ELS_PLOGI = 0x03, /* N_Port Login. */
217 FC_ELS_FLOGI = 0x04, /* F_Port Login. */
218 FC_ELS_LOGO = 0x05, /* Logout. */
219 FC_ELS_ABTX = 0x06, /* Abort Exchange */
220 FC_ELS_RES = 0x08, /* Read Exchange status */
221 FC_ELS_RSS = 0x09, /* Read sequence status block */
222 FC_ELS_RSI = 0x0A, /* Request Sequence Initiative */
223 FC_ELS_ESTC = 0x0C, /* Estimate Credit. */
224 FC_ELS_RTV = 0x0E, /* Read Timeout Value. */
225 FC_ELS_RLS = 0x0F, /* Read Link Status. */
226 FC_ELS_ECHO = 0x10, /* Echo */
227 FC_ELS_TEST = 0x11, /* Test */
228 FC_ELS_RRQ = 0x12, /* Reinstate Recovery Qualifier. */
229 FC_ELS_REC = 0x13, /* Add this for TAPE support in FCR */
230 FC_ELS_PRLI = 0x20, /* Process Login */
231 FC_ELS_PRLO = 0x21, /* Process Logout. */
232 FC_ELS_SCN = 0x22, /* State Change Notification. */
233 FC_ELS_TPRLO = 0x24, /* Third Party Process Logout. */
234 FC_ELS_PDISC = 0x50, /* Discover N_Port Parameters. */
235 FC_ELS_FDISC = 0x51, /* Discover F_Port Parameters. */
236 FC_ELS_ADISC = 0x52, /* Discover Address. */
237 FC_ELS_FARP_REQ = 0x54, /* FARP Request. */
238 FC_ELS_FARP_REP = 0x55, /* FARP Reply. */
239 FC_ELS_FAN = 0x60, /* Fabric Address Notification */
240 FC_ELS_RSCN = 0x61, /* Reg State Change Notification */
241 FC_ELS_SCR = 0x62, /* State Change Registration. */
242 FC_ELS_RTIN = 0x77, /* Mangement server request */
243 FC_ELS_RNID = 0x78, /* Mangement server request */
244 FC_ELS_RLIR = 0x79, /* Registered Link Incident Record */
245
246 FC_ELS_RPSC = 0x7D, /* Report Port Speed Capabilities */
247 FC_ELS_QSA = 0x7E, /* Query Security Attributes. Ref FC-SP */
248 FC_ELS_E2E_LBEACON = 0x81,
249 /* End-to-End Link Beacon */
250 FC_ELS_AUTH = 0x90, /* Authentication. Ref FC-SP */
251 FC_ELS_RFCN = 0x97, /* Request Fabric Change Notification. Ref
252 *FC-SP */
253 };
254
255 /*
256 * Version numbers for FC-PH standards,
257 * used in login to indicate what port
258 * supports. See FC-PH-X table 158.
259 */
260 enum {
261 FC_PH_VER_4_3 = 0x09,
262 FC_PH_VER_PH_3 = 0x20,
263 };
264
265 /*
266 * PDU size defines
267 */
268 enum {
269 FC_MIN_PDUSZ = 512,
270 FC_MAX_PDUSZ = 2112,
271 };
272
273 /*
274 * N_Port PLOGI Common Service Parameters.
275 * FC-PH-x. Figure-76. pg. 308.
276 */
277 struct fc_plogi_csp_s {
278 u8 verhi; /* FC-PH high version */
279 u8 verlo; /* FC-PH low version */
280 __be16 bbcred; /* BB_Credit */
281
282 #ifdef __BIG_ENDIAN
283 u8 ciro:1, /* continuously increasing RO */
284 rro:1, /* random relative offset */
285 npiv_supp:1, /* NPIV supported */
286 port_type:1, /* N_Port/F_port */
287 altbbcred:1, /* alternate BB_Credit */
288 resolution:1, /* ms/ns ED_TOV resolution */
289 vvl_info:1, /* VVL Info included */
290 reserved1:1;
291
292 u8 hg_supp:1,
293 query_dbc:1,
294 security:1,
295 sync_cap:1,
296 r_t_tov:1,
297 dh_dup_supp:1,
298 cisc:1, /* continuously increasing seq count */
299 payload:1;
300 #else
301 u8 reserved2:2,
302 resolution:1, /* ms/ns ED_TOV resolution */
303 altbbcred:1, /* alternate BB_Credit */
304 port_type:1, /* N_Port/F_port */
305 npiv_supp:1, /* NPIV supported */
306 rro:1, /* random relative offset */
307 ciro:1; /* continuously increasing RO */
308
309 u8 payload:1,
310 cisc:1, /* continuously increasing seq count */
311 dh_dup_supp:1,
312 r_t_tov:1,
313 sync_cap:1,
314 security:1,
315 query_dbc:1,
316 hg_supp:1;
317 #endif
318 __be16 rxsz; /* receive data_field size */
319 __be16 conseq;
320 __be16 ro_bitmap;
321 __be32 e_d_tov;
322 };
323
324 /*
325 * N_Port PLOGI Class Specific Parameters.
326 * FC-PH-x. Figure 78. pg. 318.
327 */
328 struct fc_plogi_clp_s {
329 #ifdef __BIG_ENDIAN
330 u32 class_valid:1;
331 u32 intermix:1; /* class intermix supported if set =1.
332 * valid only for class1. Reserved for
333 * class2 & class3 */
334 u32 reserved1:2;
335 u32 sequential:1;
336 u32 reserved2:3;
337 #else
338 u32 reserved2:3;
339 u32 sequential:1;
340 u32 reserved1:2;
341 u32 intermix:1; /* class intermix supported if set =1.
342 * valid only for class1. Reserved for
343 * class2 & class3 */
344 u32 class_valid:1;
345 #endif
346 u32 reserved3:24;
347
348 u32 reserved4:16;
349 u32 rxsz:16; /* Receive data_field size */
350
351 u32 reserved5:8;
352 u32 conseq:8;
353 u32 e2e_credit:16; /* end to end credit */
354
355 u32 reserved7:8;
356 u32 ospx:8;
357 u32 reserved8:16;
358 };
359
360 /* ASCII value for each character in string "BRCD" */
361 #define FLOGI_VVL_BRCD 0x42524344
362
363 /*
364 * PLOGI els command and reply payload
365 */
366 struct fc_logi_s {
367 struct fc_els_cmd_s els_cmd; /* ELS command code */
368 struct fc_plogi_csp_s csp; /* common service params */
369 wwn_t port_name;
370 wwn_t node_name;
371 struct fc_plogi_clp_s class1; /* class 1 service parameters */
372 struct fc_plogi_clp_s class2; /* class 2 service parameters */
373 struct fc_plogi_clp_s class3; /* class 3 service parameters */
374 struct fc_plogi_clp_s class4; /* class 4 service parameters */
375 u8 vvl[16]; /* vendor version level */
376 };
377
378 /*
379 * LOGO els command payload
380 */
381 struct fc_logo_s {
382 struct fc_els_cmd_s els_cmd; /* ELS command code */
383 u32 res1:8;
384 u32 nport_id:24; /* N_Port identifier of source */
385 wwn_t orig_port_name; /* Port name of the LOGO originator */
386 };
387
388 /*
389 * ADISC els command payload
390 */
391 struct fc_adisc_s {
392 struct fc_els_cmd_s els_cmd; /* ELS command code */
393 u32 res1:8;
394 u32 orig_HA:24; /* originator hard address */
395 wwn_t orig_port_name; /* originator port name */
396 wwn_t orig_node_name; /* originator node name */
397 u32 res2:8;
398 u32 nport_id:24; /* originator NPortID */
399 };
400
401 /*
402 * Exchange status block
403 */
404 struct fc_exch_status_blk_s {
405 u32 oxid:16;
406 u32 rxid:16;
407 u32 res1:8;
408 u32 orig_np:24; /* originator NPortID */
409 u32 res2:8;
410 u32 resp_np:24; /* responder NPortID */
411 u32 es_bits;
412 u32 res3;
413 /*
414 * un modified section of the fields
415 */
416 };
417
418 /*
419 * RES els command payload
420 */
421 struct fc_res_s {
422 struct fc_els_cmd_s els_cmd; /* ELS command code */
423 u32 res1:8;
424 u32 nport_id:24; /* N_Port identifier of source */
425 u32 oxid:16;
426 u32 rxid:16;
427 u8 assoc_hdr[32];
428 };
429
430 /*
431 * RES els accept payload
432 */
433 struct fc_res_acc_s {
434 struct fc_els_cmd_s els_cmd; /* ELS command code */
435 struct fc_exch_status_blk_s fc_exch_blk; /* Exchange status block */
436 };
437
438 /*
439 * REC els command payload
440 */
441 struct fc_rec_s {
442 struct fc_els_cmd_s els_cmd; /* ELS command code */
443 u32 res1:8;
444 u32 nport_id:24; /* N_Port identifier of source */
445 u32 oxid:16;
446 u32 rxid:16;
447 };
448
449 #define FC_REC_ESB_OWN_RSP 0x80000000 /* responder owns */
450 #define FC_REC_ESB_SI 0x40000000 /* SI is owned */
451 #define FC_REC_ESB_COMP 0x20000000 /* exchange is complete */
452 #define FC_REC_ESB_ENDCOND_ABN 0x10000000 /* abnormal ending */
453 #define FC_REC_ESB_RQACT 0x04000000 /* recovery qual active */
454 #define FC_REC_ESB_ERRP_MSK 0x03000000
455 #define FC_REC_ESB_OXID_INV 0x00800000 /* invalid OXID */
456 #define FC_REC_ESB_RXID_INV 0x00400000 /* invalid RXID */
457 #define FC_REC_ESB_PRIO_INUSE 0x00200000
458
459 /*
460 * REC els accept payload
461 */
462 struct fc_rec_acc_s {
463 struct fc_els_cmd_s els_cmd; /* ELS command code */
464 u32 oxid:16;
465 u32 rxid:16;
466 u32 res1:8;
467 u32 orig_id:24; /* N_Port id of exchange originator */
468 u32 res2:8;
469 u32 resp_id:24; /* N_Port id of exchange responder */
470 u32 count; /* data transfer count */
471 u32 e_stat; /* exchange status */
472 };
473
474 /*
475 * RSI els payload
476 */
477 struct fc_rsi_s {
478 struct fc_els_cmd_s els_cmd;
479 u32 res1:8;
480 u32 orig_sid:24;
481 u32 oxid:16;
482 u32 rxid:16;
483 };
484
485 /*
486 * structure for PRLI paramater pages, both request & response
487 * see FC-PH-X table 113 & 115 for explanation also FCP table 8
488 */
489 struct fc_prli_params_s {
490 u32 reserved:16;
491 #ifdef __BIG_ENDIAN
492 u32 reserved1:5;
493 u32 rec_support:1;
494 u32 task_retry_id:1;
495 u32 retry:1;
496
497 u32 confirm:1;
498 u32 doverlay:1;
499 u32 initiator:1;
500 u32 target:1;
501 u32 cdmix:1;
502 u32 drmix:1;
503 u32 rxrdisab:1;
504 u32 wxrdisab:1;
505 #else
506 u32 retry:1;
507 u32 task_retry_id:1;
508 u32 rec_support:1;
509 u32 reserved1:5;
510
511 u32 wxrdisab:1;
512 u32 rxrdisab:1;
513 u32 drmix:1;
514 u32 cdmix:1;
515 u32 target:1;
516 u32 initiator:1;
517 u32 doverlay:1;
518 u32 confirm:1;
519 #endif
520 };
521
522 /*
523 * valid values for rspcode in PRLI ACC payload
524 */
525 enum {
526 FC_PRLI_ACC_XQTD = 0x1, /* request executed */
527 FC_PRLI_ACC_PREDEF_IMG = 0x5, /* predefined image - no prli needed */
528 };
529
530 struct fc_prli_params_page_s {
531 u32 type:8;
532 u32 codext:8;
533 #ifdef __BIG_ENDIAN
534 u32 origprocasv:1;
535 u32 rsppav:1;
536 u32 imagepair:1;
537 u32 reserved1:1;
538 u32 rspcode:4;
539 #else
540 u32 rspcode:4;
541 u32 reserved1:1;
542 u32 imagepair:1;
543 u32 rsppav:1;
544 u32 origprocasv:1;
545 #endif
546 u32 reserved2:8;
547
548 u32 origprocas;
549 u32 rspprocas;
550 struct fc_prli_params_s servparams;
551 };
552
553 /*
554 * PRLI request and accept payload, FC-PH-X tables 112 & 114
555 */
556 struct fc_prli_s {
557 u32 command:8;
558 u32 pglen:8;
559 u32 pagebytes:16;
560 struct fc_prli_params_page_s parampage;
561 };
562
563 /*
564 * PRLO logout params page
565 */
566 struct fc_prlo_params_page_s {
567 u32 type:8;
568 u32 type_ext:8;
569 #ifdef __BIG_ENDIAN
570 u32 opa_valid:1; /* originator process associator valid */
571 u32 rpa_valid:1; /* responder process associator valid */
572 u32 res1:14;
573 #else
574 u32 res1:14;
575 u32 rpa_valid:1; /* responder process associator valid */
576 u32 opa_valid:1; /* originator process associator valid */
577 #endif
578 u32 orig_process_assc;
579 u32 resp_process_assc;
580
581 u32 res2;
582 };
583
584 /*
585 * PRLO els command payload
586 */
587 struct fc_prlo_s {
588 u32 command:8;
589 u32 page_len:8;
590 u32 payload_len:16;
591 struct fc_prlo_params_page_s prlo_params[1];
592 };
593
594 /*
595 * PRLO Logout response parameter page
596 */
597 struct fc_prlo_acc_params_page_s {
598 u32 type:8;
599 u32 type_ext:8;
600
601 #ifdef __BIG_ENDIAN
602 u32 opa_valid:1; /* originator process associator valid */
603 u32 rpa_valid:1; /* responder process associator valid */
604 u32 res1:14;
605 #else
606 u32 res1:14;
607 u32 rpa_valid:1; /* responder process associator valid */
608 u32 opa_valid:1; /* originator process associator valid */
609 #endif
610 u32 orig_process_assc;
611 u32 resp_process_assc;
612
613 u32 fc4type_csp;
614 };
615
616 /*
617 * PRLO els command ACC payload
618 */
619 struct fc_prlo_acc_s {
620 u32 command:8;
621 u32 page_len:8;
622 u32 payload_len:16;
623 struct fc_prlo_acc_params_page_s prlo_acc_params[1];
624 };
625
626 /*
627 * SCR els command payload
628 */
629 enum {
630 FC_SCR_REG_FUNC_FABRIC_DETECTED = 0x01,
631 FC_SCR_REG_FUNC_N_PORT_DETECTED = 0x02,
632 FC_SCR_REG_FUNC_FULL = 0x03,
633 FC_SCR_REG_FUNC_CLEAR_REG = 0xFF,
634 };
635
636 /* SCR VU registrations */
637 enum {
638 FC_VU_SCR_REG_FUNC_FABRIC_NAME_CHANGE = 0x01
639 };
640
641 struct fc_scr_s {
642 u32 command:8;
643 u32 res:24;
644 u32 vu_reg_func:8; /* Vendor Unique Registrations */
645 u32 res1:16;
646 u32 reg_func:8;
647 };
648
649 /*
650 * Information category for Basic link data
651 */
652 enum {
653 FC_CAT_NOP = 0x0,
654 FC_CAT_ABTS = 0x1,
655 FC_CAT_RMC = 0x2,
656 FC_CAT_BA_ACC = 0x4,
657 FC_CAT_BA_RJT = 0x5,
658 FC_CAT_PRMT = 0x6,
659 };
660
661 /*
662 * LS_RJT els reply payload
663 */
664 struct fc_ls_rjt_s {
665 struct fc_els_cmd_s els_cmd; /* ELS command code */
666 u32 res1:8;
667 u32 reason_code:8; /* Reason code for reject */
668 u32 reason_code_expl:8; /* Reason code explanation */
669 u32 vendor_unique:8; /* Vendor specific */
670 };
671
672 /*
673 * LS_RJT reason codes
674 */
675 enum {
676 FC_LS_RJT_RSN_INV_CMD_CODE = 0x01,
677 FC_LS_RJT_RSN_LOGICAL_ERROR = 0x03,
678 FC_LS_RJT_RSN_LOGICAL_BUSY = 0x05,
679 FC_LS_RJT_RSN_PROTOCOL_ERROR = 0x07,
680 FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD = 0x09,
681 FC_LS_RJT_RSN_CMD_NOT_SUPP = 0x0B,
682 };
683
684 /*
685 * LS_RJT reason code explanation
686 */
687 enum {
688 FC_LS_RJT_EXP_NO_ADDL_INFO = 0x00,
689 FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS = 0x01,
690 FC_LS_RJT_EXP_SPARMS_ERR_INI_CTL = 0x03,
691 FC_LS_RJT_EXP_SPARMS_ERR_REC_CTL = 0x05,
692 FC_LS_RJT_EXP_SPARMS_ERR_RXSZ = 0x07,
693 FC_LS_RJT_EXP_SPARMS_ERR_CONSEQ = 0x09,
694 FC_LS_RJT_EXP_SPARMS_ERR_CREDIT = 0x0B,
695 FC_LS_RJT_EXP_INV_PORT_NAME = 0x0D,
696 FC_LS_RJT_EXP_INV_NODE_FABRIC_NAME = 0x0E,
697 FC_LS_RJT_EXP_INV_CSP = 0x0F,
698 FC_LS_RJT_EXP_INV_ASSOC_HDR = 0x11,
699 FC_LS_RJT_EXP_ASSOC_HDR_REQD = 0x13,
700 FC_LS_RJT_EXP_INV_ORIG_S_ID = 0x15,
701 FC_LS_RJT_EXP_INV_OXID_RXID_COMB = 0x17,
702 FC_LS_RJT_EXP_CMD_ALREADY_IN_PROG = 0x19,
703 FC_LS_RJT_EXP_LOGIN_REQUIRED = 0x1E,
704 FC_LS_RJT_EXP_INVALID_NPORT_ID = 0x1F,
705 FC_LS_RJT_EXP_INSUFF_RES = 0x29,
706 FC_LS_RJT_EXP_CMD_NOT_SUPP = 0x2C,
707 FC_LS_RJT_EXP_INV_PAYLOAD_LEN = 0x2D,
708 };
709
710 /*
711 * RRQ els command payload
712 */
713 struct fc_rrq_s {
714 struct fc_els_cmd_s els_cmd; /* ELS command code */
715 u32 res1:8;
716 u32 s_id:24; /* exchange originator S_ID */
717
718 u32 ox_id:16; /* originator exchange ID */
719 u32 rx_id:16; /* responder exchange ID */
720
721 u32 res2[8]; /* optional association header */
722 };
723
724 /*
725 * ABTS BA_ACC reply payload
726 */
727 struct fc_ba_acc_s {
728 u32 seq_id_valid:8; /* set to 0x00 for Abort Exchange */
729 u32 seq_id:8; /* invalid for Abort Exchange */
730 u32 res2:16;
731 u32 ox_id:16; /* OX_ID from ABTS frame */
732 u32 rx_id:16; /* RX_ID from ABTS frame */
733 u32 low_seq_cnt:16; /* set to 0x0000 for Abort Exchange */
734 u32 high_seq_cnt:16; /* set to 0xFFFF for Abort Exchange */
735 };
736
737 /*
738 * ABTS BA_RJT reject payload
739 */
740 struct fc_ba_rjt_s {
741 u32 res1:8; /* Reserved */
742 u32 reason_code:8; /* reason code for reject */
743 u32 reason_expl:8; /* reason code explanation */
744 u32 vendor_unique:8; /* vendor unique reason code,set to 0 */
745 };
746
747 /*
748 * TPRLO logout parameter page
749 */
750 struct fc_tprlo_params_page_s {
751 u32 type:8;
752 u32 type_ext:8;
753
754 #ifdef __BIG_ENDIAN
755 u32 opa_valid:1;
756 u32 rpa_valid:1;
757 u32 tpo_nport_valid:1;
758 u32 global_process_logout:1;
759 u32 res1:12;
760 #else
761 u32 res1:12;
762 u32 global_process_logout:1;
763 u32 tpo_nport_valid:1;
764 u32 rpa_valid:1;
765 u32 opa_valid:1;
766 #endif
767
768 u32 orig_process_assc;
769 u32 resp_process_assc;
770
771 u32 res2:8;
772 u32 tpo_nport_id;
773 };
774
775 /*
776 * TPRLO ELS command payload
777 */
778 struct fc_tprlo_s {
779 u32 command:8;
780 u32 page_len:8;
781 u32 payload_len:16;
782
783 struct fc_tprlo_params_page_s tprlo_params[1];
784 };
785
786 enum fc_tprlo_type {
787 FC_GLOBAL_LOGO = 1,
788 FC_TPR_LOGO
789 };
790
791 /*
792 * TPRLO els command ACC payload
793 */
794 struct fc_tprlo_acc_s {
795 u32 command:8;
796 u32 page_len:8;
797 u32 payload_len:16;
798 struct fc_prlo_acc_params_page_s tprlo_acc_params[1];
799 };
800
801 /*
802 * RSCN els command req payload
803 */
804 #define FC_RSCN_PGLEN 0x4
805
806 enum fc_rscn_format {
807 FC_RSCN_FORMAT_PORTID = 0x0,
808 FC_RSCN_FORMAT_AREA = 0x1,
809 FC_RSCN_FORMAT_DOMAIN = 0x2,
810 FC_RSCN_FORMAT_FABRIC = 0x3,
811 };
812
813 struct fc_rscn_event_s {
814 u32 format:2;
815 u32 qualifier:4;
816 u32 resvd:2;
817 u32 portid:24;
818 };
819
820 struct fc_rscn_pl_s {
821 u8 command;
822 u8 pagelen;
823 __be16 payldlen;
824 struct fc_rscn_event_s event[1];
825 };
826
827 /*
828 * ECHO els command req payload
829 */
830 struct fc_echo_s {
831 struct fc_els_cmd_s els_cmd;
832 };
833
834 /*
835 * RNID els command
836 */
837 #define RNID_NODEID_DATA_FORMAT_COMMON 0x00
838 #define RNID_NODEID_DATA_FORMAT_FCP3 0x08
839 #define RNID_NODEID_DATA_FORMAT_DISCOVERY 0xDF
840
841 #define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001
842 #define RNID_ASSOCIATED_TYPE_OTHER 0x00000002
843 #define RNID_ASSOCIATED_TYPE_HUB 0x00000003
844 #define RNID_ASSOCIATED_TYPE_SWITCH 0x00000004
845 #define RNID_ASSOCIATED_TYPE_GATEWAY 0x00000005
846 #define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE 0x00000009
847 #define RNID_ASSOCIATED_TYPE_HOST 0x0000000A
848 #define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM 0x0000000B
849 #define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE 0x0000000E
850 #define RNID_ASSOCIATED_TYPE_NAS_SERVER 0x00000011
851 #define RNID_ASSOCIATED_TYPE_BRIDGE 0x00000002
852 #define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE 0x00000003
853 #define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE 0x000000FF
854
855 /*
856 * RNID els command payload
857 */
858 struct fc_rnid_cmd_s {
859 struct fc_els_cmd_s els_cmd;
860 u32 node_id_data_format:8;
861 u32 reserved:24;
862 };
863
864 /*
865 * RNID els response payload
866 */
867
868 struct fc_rnid_common_id_data_s {
869 wwn_t port_name;
870 wwn_t node_name;
871 };
872
873 struct fc_rnid_general_topology_data_s {
874 u32 vendor_unique[4];
875 __be32 asso_type;
876 u32 phy_port_num;
877 __be32 num_attached_nodes;
878 u32 node_mgmt:8;
879 u32 ip_version:8;
880 u32 udp_tcp_port_num:16;
881 u32 ip_address[4];
882 u32 reserved:16;
883 u32 vendor_specific:16;
884 };
885
886 struct fc_rnid_acc_s {
887 struct fc_els_cmd_s els_cmd;
888 u32 node_id_data_format:8;
889 u32 common_id_data_length:8;
890 u32 reserved:8;
891 u32 specific_id_data_length:8;
892 struct fc_rnid_common_id_data_s common_id_data;
893 struct fc_rnid_general_topology_data_s gen_topology_data;
894 };
895
896 #define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001
897 #define RNID_ASSOCIATED_TYPE_OTHER 0x00000002
898 #define RNID_ASSOCIATED_TYPE_HUB 0x00000003
899 #define RNID_ASSOCIATED_TYPE_SWITCH 0x00000004
900 #define RNID_ASSOCIATED_TYPE_GATEWAY 0x00000005
901 #define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE 0x00000009
902 #define RNID_ASSOCIATED_TYPE_HOST 0x0000000A
903 #define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM 0x0000000B
904 #define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE 0x0000000E
905 #define RNID_ASSOCIATED_TYPE_NAS_SERVER 0x00000011
906 #define RNID_ASSOCIATED_TYPE_BRIDGE 0x00000002
907 #define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE 0x00000003
908 #define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE 0x000000FF
909
910 enum fc_rpsc_speed_cap {
911 RPSC_SPEED_CAP_1G = 0x8000,
912 RPSC_SPEED_CAP_2G = 0x4000,
913 RPSC_SPEED_CAP_4G = 0x2000,
914 RPSC_SPEED_CAP_10G = 0x1000,
915 RPSC_SPEED_CAP_8G = 0x0800,
916 RPSC_SPEED_CAP_16G = 0x0400,
917
918 RPSC_SPEED_CAP_UNKNOWN = 0x0001,
919 };
920
921 enum fc_rpsc_op_speed {
922 RPSC_OP_SPEED_1G = 0x8000,
923 RPSC_OP_SPEED_2G = 0x4000,
924 RPSC_OP_SPEED_4G = 0x2000,
925 RPSC_OP_SPEED_10G = 0x1000,
926 RPSC_OP_SPEED_8G = 0x0800,
927 RPSC_OP_SPEED_16G = 0x0400,
928
929 RPSC_OP_SPEED_NOT_EST = 0x0001, /* speed not established */
930 };
931
932 struct fc_rpsc_speed_info_s {
933 __be16 port_speed_cap; /* see enum fc_rpsc_speed_cap */
934 __be16 port_op_speed; /* see enum fc_rpsc_op_speed */
935 };
936
937 /*
938 * If RPSC request is sent to the Domain Controller, the request is for
939 * all the ports within that domain.
940 */
941 struct fc_rpsc_cmd_s {
942 struct fc_els_cmd_s els_cmd;
943 };
944
945 /*
946 * RPSC Acc
947 */
948 struct fc_rpsc_acc_s {
949 u32 command:8;
950 u32 rsvd:8;
951 u32 num_entries:16;
952
953 struct fc_rpsc_speed_info_s speed_info[1];
954 };
955
956 /*
957 * If RPSC2 request is sent to the Domain Controller,
958 */
959 #define FC_BRCD_TOKEN 0x42524344
960
961 struct fc_rpsc2_cmd_s {
962 struct fc_els_cmd_s els_cmd;
963 __be32 token;
964 u16 resvd;
965 __be16 num_pids; /* Number of pids in the request */
966 struct {
967 u32 rsvd1:8;
968 u32 pid:24; /* port identifier */
969 } pid_list[1];
970 };
971
972 enum fc_rpsc2_port_type {
973 RPSC2_PORT_TYPE_UNKNOWN = 0,
974 RPSC2_PORT_TYPE_NPORT = 1,
975 RPSC2_PORT_TYPE_NLPORT = 2,
976 RPSC2_PORT_TYPE_NPIV_PORT = 0x5f,
977 RPSC2_PORT_TYPE_NPORT_TRUNK = 0x6f,
978 };
979
980 /*
981 * RPSC2 portInfo entry structure
982 */
983 struct fc_rpsc2_port_info_s {
984 __be32 pid; /* PID */
985 u16 resvd1;
986 __be16 index; /* port number / index */
987 u8 resvd2;
988 u8 type; /* port type N/NL/... */
989 __be16 speed; /* port Operating Speed */
990 };
991
992 /*
993 * RPSC2 Accept payload
994 */
995 struct fc_rpsc2_acc_s {
996 u8 els_cmd;
997 u8 resvd;
998 __be16 num_pids; /* Number of pids in the request */
999 struct fc_rpsc2_port_info_s port_info[1]; /* port information */
1000 };
1001
1002 /*
1003 * bit fields so that multiple classes can be specified
1004 */
1005 enum fc_cos {
1006 FC_CLASS_2 = 0x04,
1007 FC_CLASS_3 = 0x08,
1008 FC_CLASS_2_3 = 0x0C,
1009 };
1010
1011 /*
1012 * symbolic name
1013 */
1014 struct fc_symname_s {
1015 u8 symname[FC_SYMNAME_MAX];
1016 };
1017
1018 /*
1019 * protocol default timeout values
1020 */
1021 #define FC_ED_TOV 2
1022 #define FC_REC_TOV (FC_ED_TOV + 1)
1023 #define FC_RA_TOV 10
1024 #define FC_ELS_TOV ((2 * FC_RA_TOV) + 1)
1025 #define FC_FCCT_TOV (3 * FC_RA_TOV)
1026
1027 /*
1028 * virtual fabric related defines
1029 */
1030 #define FC_VF_ID_NULL 0 /* must not be used as VF_ID */
1031 #define FC_VF_ID_MIN 1
1032 #define FC_VF_ID_MAX 0xEFF
1033 #define FC_VF_ID_CTL 0xFEF /* control VF_ID */
1034
1035 /*
1036 * Virtual Fabric Tagging header format
1037 * @caution This is defined only in BIG ENDIAN format.
1038 */
1039 struct fc_vft_s {
1040 u32 r_ctl:8;
1041 u32 ver:2;
1042 u32 type:4;
1043 u32 res_a:2;
1044 u32 priority:3;
1045 u32 vf_id:12;
1046 u32 res_b:1;
1047 u32 hopct:8;
1048 u32 res_c:24;
1049 };
1050
1051 /*
1052 * FCP_CMND definitions
1053 */
1054 #define FCP_CMND_CDB_LEN 16
1055 #define FCP_CMND_LUN_LEN 8
1056
1057 struct fcp_cmnd_s {
1058 struct scsi_lun lun; /* 64-bit LU number */
1059 u8 crn; /* command reference number */
1060 #ifdef __BIG_ENDIAN
1061 u8 resvd:1,
1062 priority:4, /* FCP-3: SAM-3 priority */
1063 taskattr:3; /* scsi task attribute */
1064 #else
1065 u8 taskattr:3, /* scsi task attribute */
1066 priority:4, /* FCP-3: SAM-3 priority */
1067 resvd:1;
1068 #endif
1069 u8 tm_flags; /* task management flags */
1070 #ifdef __BIG_ENDIAN
1071 u8 addl_cdb_len:6, /* additional CDB length words */
1072 iodir:2; /* read/write FCP_DATA IUs */
1073 #else
1074 u8 iodir:2, /* read/write FCP_DATA IUs */
1075 addl_cdb_len:6; /* additional CDB length */
1076 #endif
1077 struct scsi_cdb_s cdb;
1078
1079 __be32 fcp_dl; /* bytes to be transferred */
1080 };
1081
1082 #define fcp_cmnd_cdb_len(_cmnd) ((_cmnd)->addl_cdb_len * 4 + FCP_CMND_CDB_LEN)
1083 #define fcp_cmnd_fcpdl(_cmnd) ((&(_cmnd)->fcp_dl)[(_cmnd)->addl_cdb_len])
1084
1085 /*
1086 * struct fcp_cmnd_s .iodir field values
1087 */
1088 enum fcp_iodir {
1089 FCP_IODIR_NONE = 0,
1090 FCP_IODIR_WRITE = 1,
1091 FCP_IODIR_READ = 2,
1092 FCP_IODIR_RW = 3,
1093 };
1094
1095 /*
1096 * Task management flags field - only one bit shall be set
1097 */
1098 enum fcp_tm_cmnd {
1099 FCP_TM_ABORT_TASK_SET = BIT(1),
1100 FCP_TM_CLEAR_TASK_SET = BIT(2),
1101 FCP_TM_LUN_RESET = BIT(4),
1102 FCP_TM_TARGET_RESET = BIT(5), /* obsolete in FCP-3 */
1103 FCP_TM_CLEAR_ACA = BIT(6),
1104 };
1105
1106 /*
1107 * FCP_RSP residue flags
1108 */
1109 enum fcp_residue {
1110 FCP_NO_RESIDUE = 0, /* no residue */
1111 FCP_RESID_OVER = 1, /* more data left that was not sent */
1112 FCP_RESID_UNDER = 2, /* less data than requested */
1113 };
1114
1115 struct fcp_rspinfo_s {
1116 u32 res0:24;
1117 u32 rsp_code:8; /* response code (as above) */
1118 u32 res1;
1119 };
1120
1121 struct fcp_resp_s {
1122 u32 reserved[2]; /* 2 words reserved */
1123 u16 reserved2;
1124 #ifdef __BIG_ENDIAN
1125 u8 reserved3:3;
1126 u8 fcp_conf_req:1; /* FCP_CONF is requested */
1127 u8 resid_flags:2; /* underflow/overflow */
1128 u8 sns_len_valid:1; /* sense len is valid */
1129 u8 rsp_len_valid:1; /* response len is valid */
1130 #else
1131 u8 rsp_len_valid:1; /* response len is valid */
1132 u8 sns_len_valid:1; /* sense len is valid */
1133 u8 resid_flags:2; /* underflow/overflow */
1134 u8 fcp_conf_req:1; /* FCP_CONF is requested */
1135 u8 reserved3:3;
1136 #endif
1137 u8 scsi_status; /* one byte SCSI status */
1138 u32 residue; /* residual data bytes */
1139 u32 sns_len; /* length od sense info */
1140 u32 rsp_len; /* length of response info */
1141 };
1142
1143 #define fcp_snslen(__fcprsp) ((__fcprsp)->sns_len_valid ? \
1144 (__fcprsp)->sns_len : 0)
1145 #define fcp_rsplen(__fcprsp) ((__fcprsp)->rsp_len_valid ? \
1146 (__fcprsp)->rsp_len : 0)
1147 #define fcp_rspinfo(__fcprsp) ((struct fcp_rspinfo_s *)((__fcprsp) + 1))
1148 #define fcp_snsinfo(__fcprsp) (((u8 *)fcp_rspinfo(__fcprsp)) + \
1149 fcp_rsplen(__fcprsp))
1150 /*
1151 * CT
1152 */
1153 struct ct_hdr_s {
1154 u32 rev_id:8; /* Revision of the CT */
1155 u32 in_id:24; /* Initiator Id */
1156 u32 gs_type:8; /* Generic service Type */
1157 u32 gs_sub_type:8; /* Generic service sub type */
1158 u32 options:8; /* options */
1159 u32 rsvrd:8; /* reserved */
1160 u32 cmd_rsp_code:16;/* ct command/response code */
1161 u32 max_res_size:16;/* maximum/residual size */
1162 u32 frag_id:8; /* fragment ID */
1163 u32 reason_code:8; /* reason code */
1164 u32 exp_code:8; /* explanation code */
1165 u32 vendor_unq:8; /* vendor unique */
1166 };
1167
1168 /*
1169 * defines for the Revision
1170 */
1171 enum {
1172 CT_GS3_REVISION = 0x01,
1173 };
1174
1175 /*
1176 * defines for gs_type
1177 */
1178 enum {
1179 CT_GSTYPE_KEYSERVICE = 0xF7,
1180 CT_GSTYPE_ALIASSERVICE = 0xF8,
1181 CT_GSTYPE_MGMTSERVICE = 0xFA,
1182 CT_GSTYPE_TIMESERVICE = 0xFB,
1183 CT_GSTYPE_DIRSERVICE = 0xFC,
1184 };
1185
1186 /*
1187 * defines for gs_sub_type for gs type directory service
1188 */
1189 enum {
1190 CT_GSSUBTYPE_NAMESERVER = 0x02,
1191 };
1192
1193 /*
1194 * defines for gs_sub_type for gs type management service
1195 */
1196 enum {
1197 CT_GSSUBTYPE_CFGSERVER = 0x01,
1198 CT_GSSUBTYPE_UNZONED_NS = 0x02,
1199 CT_GSSUBTYPE_ZONESERVER = 0x03,
1200 CT_GSSUBTYPE_LOCKSERVER = 0x04,
1201 CT_GSSUBTYPE_HBA_MGMTSERVER = 0x10, /* for FDMI */
1202 };
1203
1204 /*
1205 * defines for CT response code field
1206 */
1207 enum {
1208 CT_RSP_REJECT = 0x8001,
1209 CT_RSP_ACCEPT = 0x8002,
1210 };
1211
1212 /*
1213 * defintions for CT reason code
1214 */
1215 enum {
1216 CT_RSN_INV_CMD = 0x01,
1217 CT_RSN_INV_VER = 0x02,
1218 CT_RSN_LOGIC_ERR = 0x03,
1219 CT_RSN_INV_SIZE = 0x04,
1220 CT_RSN_LOGICAL_BUSY = 0x05,
1221 CT_RSN_PROTO_ERR = 0x07,
1222 CT_RSN_UNABLE_TO_PERF = 0x09,
1223 CT_RSN_NOT_SUPP = 0x0B,
1224 CT_RSN_SERVER_NOT_AVBL = 0x0D,
1225 CT_RSN_SESSION_COULD_NOT_BE_ESTBD = 0x0E,
1226 CT_RSN_VENDOR_SPECIFIC = 0xFF,
1227
1228 };
1229
1230 /*
1231 * definitions for explanations code for Name server
1232 */
1233 enum {
1234 CT_NS_EXP_NOADDITIONAL = 0x00,
1235 CT_NS_EXP_ID_NOT_REG = 0x01,
1236 CT_NS_EXP_PN_NOT_REG = 0x02,
1237 CT_NS_EXP_NN_NOT_REG = 0x03,
1238 CT_NS_EXP_CS_NOT_REG = 0x04,
1239 CT_NS_EXP_IPN_NOT_REG = 0x05,
1240 CT_NS_EXP_IPA_NOT_REG = 0x06,
1241 CT_NS_EXP_FT_NOT_REG = 0x07,
1242 CT_NS_EXP_SPN_NOT_REG = 0x08,
1243 CT_NS_EXP_SNN_NOT_REG = 0x09,
1244 CT_NS_EXP_PT_NOT_REG = 0x0A,
1245 CT_NS_EXP_IPP_NOT_REG = 0x0B,
1246 CT_NS_EXP_FPN_NOT_REG = 0x0C,
1247 CT_NS_EXP_HA_NOT_REG = 0x0D,
1248 CT_NS_EXP_FD_NOT_REG = 0x0E,
1249 CT_NS_EXP_FF_NOT_REG = 0x0F,
1250 CT_NS_EXP_ACCESSDENIED = 0x10,
1251 CT_NS_EXP_UNACCEPTABLE_ID = 0x11,
1252 CT_NS_EXP_DATABASEEMPTY = 0x12,
1253 CT_NS_EXP_NOT_REG_IN_SCOPE = 0x13,
1254 CT_NS_EXP_DOM_ID_NOT_PRESENT = 0x14,
1255 CT_NS_EXP_PORT_NUM_NOT_PRESENT = 0x15,
1256 CT_NS_EXP_NO_DEVICE_ATTACHED = 0x16
1257 };
1258
1259 /*
1260 * defintions for the explanation code for all servers
1261 */
1262 enum {
1263 CT_EXP_AUTH_EXCEPTION = 0xF1,
1264 CT_EXP_DB_FULL = 0xF2,
1265 CT_EXP_DB_EMPTY = 0xF3,
1266 CT_EXP_PROCESSING_REQ = 0xF4,
1267 CT_EXP_UNABLE_TO_VERIFY_CONN = 0xF5,
1268 CT_EXP_DEVICES_NOT_IN_CMN_ZONE = 0xF6
1269 };
1270
1271 /*
1272 * Command codes for Name server
1273 */
1274 enum {
1275 GS_GID_PN = 0x0121, /* Get Id on port name */
1276 GS_GPN_ID = 0x0112, /* Get port name on ID */
1277 GS_GNN_ID = 0x0113, /* Get node name on ID */
1278 GS_GID_FT = 0x0171, /* Get Id on FC4 type */
1279 GS_GSPN_ID = 0x0118, /* Get symbolic PN on ID */
1280 GS_RFT_ID = 0x0217, /* Register fc4type on ID */
1281 GS_RSPN_ID = 0x0218, /* Register symbolic PN on ID */
1282 GS_RPN_ID = 0x0212, /* Register port name */
1283 GS_RNN_ID = 0x0213, /* Register node name */
1284 GS_RCS_ID = 0x0214, /* Register class of service */
1285 GS_RPT_ID = 0x021A, /* Register port type */
1286 GS_GA_NXT = 0x0100, /* Get all next */
1287 GS_RFF_ID = 0x021F, /* Register FC4 Feature */
1288 };
1289
1290 struct fcgs_id_req_s {
1291 u32 rsvd:8;
1292 u32 dap:24; /* port identifier */
1293 };
1294 #define fcgs_gpnid_req_t struct fcgs_id_req_s
1295 #define fcgs_gnnid_req_t struct fcgs_id_req_s
1296 #define fcgs_gspnid_req_t struct fcgs_id_req_s
1297
1298 struct fcgs_gidpn_req_s {
1299 wwn_t port_name; /* port wwn */
1300 };
1301
1302 struct fcgs_gidpn_resp_s {
1303 u32 rsvd:8;
1304 u32 dap:24; /* port identifier */
1305 };
1306
1307 /*
1308 * RFT_ID
1309 */
1310 struct fcgs_rftid_req_s {
1311 u32 rsvd:8;
1312 u32 dap:24; /* port identifier */
1313 __be32 fc4_type[8]; /* fc4 types */
1314 };
1315
1316 /*
1317 * RFF_ID : Register FC4 features.
1318 */
1319 #define FC_GS_FCP_FC4_FEATURE_INITIATOR 0x02
1320 #define FC_GS_FCP_FC4_FEATURE_TARGET 0x01
1321
1322 struct fcgs_rffid_req_s {
1323 u32 rsvd:8;
1324 u32 dap:24; /* port identifier */
1325 u32 rsvd1:16;
1326 u32 fc4ftr_bits:8; /* fc4 feature bits */
1327 u32 fc4_type:8; /* corresponding FC4 Type */
1328 };
1329
1330 /*
1331 * GID_FT Request
1332 */
1333 struct fcgs_gidft_req_s {
1334 u8 reserved;
1335 u8 domain_id; /* domain, 0 - all fabric */
1336 u8 area_id; /* area, 0 - whole domain */
1337 u8 fc4_type; /* FC_TYPE_FCP for SCSI devices */
1338 };
1339
1340 /*
1341 * GID_FT Response
1342 */
1343 struct fcgs_gidft_resp_s {
1344 u8 last:1; /* last port identifier flag */
1345 u8 reserved:7;
1346 u32 pid:24; /* port identifier */
1347 };
1348
1349 /*
1350 * RSPN_ID
1351 */
1352 struct fcgs_rspnid_req_s {
1353 u32 rsvd:8;
1354 u32 dap:24; /* port identifier */
1355 u8 spn_len; /* symbolic port name length */
1356 u8 spn[256]; /* symbolic port name */
1357 };
1358
1359 /*
1360 * RPN_ID
1361 */
1362 struct fcgs_rpnid_req_s {
1363 u32 rsvd:8;
1364 u32 port_id:24;
1365 wwn_t port_name;
1366 };
1367
1368 /*
1369 * RNN_ID
1370 */
1371 struct fcgs_rnnid_req_s {
1372 u32 rsvd:8;
1373 u32 port_id:24;
1374 wwn_t node_name;
1375 };
1376
1377 /*
1378 * RCS_ID
1379 */
1380 struct fcgs_rcsid_req_s {
1381 u32 rsvd:8;
1382 u32 port_id:24;
1383 u32 cos;
1384 };
1385
1386 /*
1387 * RPT_ID
1388 */
1389 struct fcgs_rptid_req_s {
1390 u32 rsvd:8;
1391 u32 port_id:24;
1392 u32 port_type:8;
1393 u32 rsvd1:24;
1394 };
1395
1396 /*
1397 * GA_NXT Request
1398 */
1399 struct fcgs_ganxt_req_s {
1400 u32 rsvd:8;
1401 u32 port_id:24;
1402 };
1403
1404 /*
1405 * GA_NXT Response
1406 */
1407 struct fcgs_ganxt_rsp_s {
1408 u32 port_type:8; /* Port Type */
1409 u32 port_id:24; /* Port Identifier */
1410 wwn_t port_name; /* Port Name */
1411 u8 spn_len; /* Length of Symbolic Port Name */
1412 char spn[255]; /* Symbolic Port Name */
1413 wwn_t node_name; /* Node Name */
1414 u8 snn_len; /* Length of Symbolic Node Name */
1415 char snn[255]; /* Symbolic Node Name */
1416 u8 ipa[8]; /* Initial Process Associator */
1417 u8 ip[16]; /* IP Address */
1418 u32 cos; /* Class of Service */
1419 u32 fc4types[8]; /* FC-4 TYPEs */
1420 wwn_t fabric_port_name; /* Fabric Port Name */
1421 u32 rsvd:8; /* Reserved */
1422 u32 hard_addr:24; /* Hard Address */
1423 };
1424
1425 /*
1426 * Command codes for Fabric Configuration Server
1427 */
1428 enum {
1429 GS_FC_GFN_CMD = 0x0114, /* GS FC Get Fabric Name */
1430 GS_FC_GMAL_CMD = 0x0116, /* GS FC GMAL */
1431 GS_FC_TRACE_CMD = 0x0400, /* GS FC Trace Route */
1432 GS_FC_PING_CMD = 0x0401, /* GS FC Ping */
1433 };
1434
1435 /*
1436 * GMAL Command ( Get ( interconnect Element) Management Address List)
1437 * To retrieve the IP Address of a Switch.
1438 */
1439 #define CT_GMAL_RESP_PREFIX_TELNET "telnet://"
1440 #define CT_GMAL_RESP_PREFIX_HTTP "http://"
1441
1442 /* GMAL/GFN request */
1443 struct fcgs_req_s {
1444 wwn_t wwn; /* PWWN/NWWN */
1445 };
1446
1447 #define fcgs_gmal_req_t struct fcgs_req_s
1448 #define fcgs_gfn_req_t struct fcgs_req_s
1449
1450 /* Accept Response to GMAL */
1451 struct fcgs_gmal_resp_s {
1452 __be32 ms_len; /* Num of entries */
1453 u8 ms_ma[256];
1454 };
1455
1456 struct fcgs_gmal_entry_s {
1457 u8 len;
1458 u8 prefix[7]; /* like "http://" */
1459 u8 ip_addr[248];
1460 };
1461
1462 /*
1463 * FDMI Command Codes
1464 */
1465 #define FDMI_GRHL 0x0100
1466 #define FDMI_GHAT 0x0101
1467 #define FDMI_GRPL 0x0102
1468 #define FDMI_GPAT 0x0110
1469 #define FDMI_RHBA 0x0200
1470 #define FDMI_RHAT 0x0201
1471 #define FDMI_RPRT 0x0210
1472 #define FDMI_RPA 0x0211
1473 #define FDMI_DHBA 0x0300
1474 #define FDMI_DPRT 0x0310
1475
1476 /*
1477 * FDMI reason codes
1478 */
1479 #define FDMI_NO_ADDITIONAL_EXP 0x00
1480 #define FDMI_HBA_ALREADY_REG 0x10
1481 #define FDMI_HBA_ATTRIB_NOT_REG 0x11
1482 #define FDMI_HBA_ATTRIB_MULTIPLE 0x12
1483 #define FDMI_HBA_ATTRIB_LENGTH_INVALID 0x13
1484 #define FDMI_HBA_ATTRIB_NOT_PRESENT 0x14
1485 #define FDMI_PORT_ORIG_NOT_IN_LIST 0x15
1486 #define FDMI_PORT_HBA_NOT_IN_LIST 0x16
1487 #define FDMI_PORT_ATTRIB_NOT_REG 0x20
1488 #define FDMI_PORT_NOT_REG 0x21
1489 #define FDMI_PORT_ATTRIB_MULTIPLE 0x22
1490 #define FDMI_PORT_ATTRIB_LENGTH_INVALID 0x23
1491 #define FDMI_PORT_ALREADY_REGISTEREED 0x24
1492
1493 /*
1494 * FDMI Transmission Speed Mask values
1495 */
1496 #define FDMI_TRANS_SPEED_1G 0x00000001
1497 #define FDMI_TRANS_SPEED_2G 0x00000002
1498 #define FDMI_TRANS_SPEED_10G 0x00000004
1499 #define FDMI_TRANS_SPEED_4G 0x00000008
1500 #define FDMI_TRANS_SPEED_8G 0x00000010
1501 #define FDMI_TRANS_SPEED_16G 0x00000020
1502 #define FDMI_TRANS_SPEED_UNKNOWN 0x00008000
1503
1504 /*
1505 * FDMI HBA attribute types
1506 */
1507 enum fdmi_hba_attribute_type {
1508 FDMI_HBA_ATTRIB_NODENAME = 1, /* 0x0001 */
1509 FDMI_HBA_ATTRIB_MANUFACTURER, /* 0x0002 */
1510 FDMI_HBA_ATTRIB_SERIALNUM, /* 0x0003 */
1511 FDMI_HBA_ATTRIB_MODEL, /* 0x0004 */
1512 FDMI_HBA_ATTRIB_MODEL_DESC, /* 0x0005 */
1513 FDMI_HBA_ATTRIB_HW_VERSION, /* 0x0006 */
1514 FDMI_HBA_ATTRIB_DRIVER_VERSION, /* 0x0007 */
1515 FDMI_HBA_ATTRIB_ROM_VERSION, /* 0x0008 */
1516 FDMI_HBA_ATTRIB_FW_VERSION, /* 0x0009 */
1517 FDMI_HBA_ATTRIB_OS_NAME, /* 0x000A */
1518 FDMI_HBA_ATTRIB_MAX_CT, /* 0x000B */
1519
1520 FDMI_HBA_ATTRIB_MAX_TYPE
1521 };
1522
1523 /*
1524 * FDMI Port attribute types
1525 */
1526 enum fdmi_port_attribute_type {
1527 FDMI_PORT_ATTRIB_FC4_TYPES = 1, /* 0x0001 */
1528 FDMI_PORT_ATTRIB_SUPP_SPEED, /* 0x0002 */
1529 FDMI_PORT_ATTRIB_PORT_SPEED, /* 0x0003 */
1530 FDMI_PORT_ATTRIB_FRAME_SIZE, /* 0x0004 */
1531 FDMI_PORT_ATTRIB_DEV_NAME, /* 0x0005 */
1532 FDMI_PORT_ATTRIB_HOST_NAME, /* 0x0006 */
1533
1534 FDMI_PORT_ATTR_MAX_TYPE
1535 };
1536
1537 /*
1538 * FDMI attribute
1539 */
1540 struct fdmi_attr_s {
1541 __be16 type;
1542 __be16 len;
1543 u8 value[1];
1544 };
1545
1546 /*
1547 * HBA Attribute Block
1548 */
1549 struct fdmi_hba_attr_s {
1550 __be32 attr_count; /* # of attributes */
1551 struct fdmi_attr_s hba_attr; /* n attributes */
1552 };
1553
1554 /*
1555 * Registered Port List
1556 */
1557 struct fdmi_port_list_s {
1558 __be32 num_ports; /* number Of Port Entries */
1559 wwn_t port_entry; /* one or more */
1560 };
1561
1562 /*
1563 * Port Attribute Block
1564 */
1565 struct fdmi_port_attr_s {
1566 __be32 attr_count; /* # of attributes */
1567 struct fdmi_attr_s port_attr; /* n attributes */
1568 };
1569
1570 /*
1571 * FDMI Register HBA Attributes
1572 */
1573 struct fdmi_rhba_s {
1574 wwn_t hba_id; /* HBA Identifier */
1575 struct fdmi_port_list_s port_list; /* Registered Port List */
1576 struct fdmi_hba_attr_s hba_attr_blk; /* HBA attribute block */
1577 };
1578
1579 /*
1580 * FDMI Register Port
1581 */
1582 struct fdmi_rprt_s {
1583 wwn_t hba_id; /* HBA Identifier */
1584 wwn_t port_name; /* Port wwn */
1585 struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */
1586 };
1587
1588 /*
1589 * FDMI Register Port Attributes
1590 */
1591 struct fdmi_rpa_s {
1592 wwn_t port_name; /* port wwn */
1593 struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */
1594 };
1595
1596 #pragma pack()
1597
1598 #endif /* __BFA_FC_H__ */