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 23typedef u64 wwn_t; 24 25#define WWN_NULL (0) 26#define FC_SYMNAME_MAX 256 /* max name server symbolic name size */ 27#define FC_ALPA_MAX 128 28 29#pragma pack(1) 30 31#define MAC_ADDRLEN (6) 32struct mac_s { u8 mac[MAC_ADDRLEN]; }; 33#define mac_t struct mac_s 34 35/* 36 * generic SCSI cdb definition 37 */ 38#define SCSI_MAX_CDBLEN 16 39struct scsi_cdb_s { 40 u8 scsi_cdb[SCSI_MAX_CDBLEN]; 41}; 42 43/* ------------------------------------------------------------ 44 * SCSI status byte values 45 * ------------------------------------------------------------ 46 */ 47#define SCSI_STATUS_GOOD 0x00 48#define SCSI_STATUS_CHECK_CONDITION 0x02 49#define SCSI_STATUS_CONDITION_MET 0x04 50#define SCSI_STATUS_BUSY 0x08 51#define SCSI_STATUS_INTERMEDIATE 0x10 52#define SCSI_STATUS_ICM 0x14 /* intermediate condition met */ 53#define SCSI_STATUS_RESERVATION_CONFLICT 0x18 54#define SCSI_STATUS_COMMAND_TERMINATED 0x22 55#define SCSI_STATUS_QUEUE_FULL 0x28 56#define SCSI_STATUS_ACA_ACTIVE 0x30 57 58#define SCSI_MAX_ALLOC_LEN 0xFF /* maximum allocarion length */ 59 60/* 61 * Fibre Channel Header Structure (FCHS) definition 62 */ 63struct fchs_s { 64#ifdef __BIG_ENDIAN 65 u32 routing:4; /* routing bits */ 66 u32 cat_info:4; /* category info */ 67#else 68 u32 cat_info:4; /* category info */ 69 u32 routing:4; /* routing bits */ 70#endif 71 u32 d_id:24; /* destination identifier */ 72 73 u32 cs_ctl:8; /* class specific control */ 74 u32 s_id:24; /* source identifier */ 75 76 u32 type:8; /* data structure type */ 77 u32 f_ctl:24; /* initial frame control */ 78 79 u8 seq_id; /* sequence identifier */ 80 u8 df_ctl; /* data field control */ 81 u16 seq_cnt; /* sequence count */ 82 83 __be16 ox_id; /* originator exchange ID */ 84 u16 rx_id; /* responder exchange ID */ 85 86 u32 ro; /* relative offset */ 87}; 88 89/* 90 * routing bit definitions 91 */ 92enum { 93 FC_RTG_FC4_DEV_DATA = 0x0, /* FC-4 Device Data */ 94 FC_RTG_EXT_LINK = 0x2, /* Extended Link Data */ 95 FC_RTG_FC4_LINK_DATA = 0x3, /* FC-4 Link Data */ 96 FC_RTG_VIDEO_DATA = 0x4, /* Video Data */ 97 FC_RTG_EXT_HDR = 0x5, /* VFT, IFR or Encapsuled */ 98 FC_RTG_BASIC_LINK = 0x8, /* Basic Link data */ 99 FC_RTG_LINK_CTRL = 0xC, /* Link Control */ 100}; 101 102/* 103 * information category for extended link data and FC-4 Link Data 104 */ 105enum { 106 FC_CAT_LD_REQUEST = 0x2, /* Request */ 107 FC_CAT_LD_REPLY = 0x3, /* Reply */ 108 FC_CAT_LD_DIAG = 0xF, /* for DIAG use only */ 109}; 110 111/* 112 * information category for extended headers (VFT, IFR or encapsulation) 113 */ 114enum { 115 FC_CAT_VFT_HDR = 0x0, /* Virtual fabric tagging header */ 116 FC_CAT_IFR_HDR = 0x1, /* Inter-Fabric routing header */ 117 FC_CAT_ENC_HDR = 0x2, /* Encapsulation header */ 118}; 119 120/* 121 * information category for FC-4 device data 122 */ 123enum { 124 FC_CAT_UNCATEG_INFO = 0x0, /* Uncategorized information */ 125 FC_CAT_SOLICIT_DATA = 0x1, /* Solicited Data */ 126 FC_CAT_UNSOLICIT_CTRL = 0x2, /* Unsolicited Control */ 127 FC_CAT_SOLICIT_CTRL = 0x3, /* Solicited Control */ 128 FC_CAT_UNSOLICIT_DATA = 0x4, /* Unsolicited Data */ 129 FC_CAT_DATA_DESC = 0x5, /* Data Descriptor */ 130 FC_CAT_UNSOLICIT_CMD = 0x6, /* Unsolicited Command */ 131 FC_CAT_CMD_STATUS = 0x7, /* Command Status */ 132}; 133 134/* 135 * Type Field Definitions. FC-PH Section 18.5 pg. 165 136 */ 137enum { 138 FC_TYPE_BLS = 0x0, /* Basic Link Service */ 139 FC_TYPE_ELS = 0x1, /* Extended Link Service */ 140 FC_TYPE_IP = 0x5, /* IP */ 141 FC_TYPE_FCP = 0x8, /* SCSI-FCP */ 142 FC_TYPE_GPP = 0x9, /* SCSI_GPP */ 143 FC_TYPE_SERVICES = 0x20, /* Fibre Channel Services */ 144 FC_TYPE_FC_FSS = 0x22, /* Fabric Switch Services */ 145 FC_TYPE_FC_AL = 0x23, /* FC-AL */ 146 FC_TYPE_FC_SNMP = 0x24, /* FC-SNMP */ 147 FC_TYPE_FC_SPINFAB = 0xEE, /* SPINFAB */ 148 FC_TYPE_FC_DIAG = 0xEF, /* DIAG */ 149 FC_TYPE_MAX = 256, /* 256 FC-4 types */ 150}; 151 152/* 153 * Frame Control Definitions. FC-PH Table-45. pg. 168 154 */ 155enum { 156 FCTL_EC_ORIG = 0x000000, /* exchange originator */ 157 FCTL_EC_RESP = 0x800000, /* exchange responder */ 158 FCTL_SEQ_INI = 0x000000, /* sequence initiator */ 159 FCTL_SEQ_REC = 0x400000, /* sequence recipient */ 160 FCTL_FS_EXCH = 0x200000, /* first sequence of xchg */ 161 FCTL_LS_EXCH = 0x100000, /* last sequence of xchg */ 162 FCTL_END_SEQ = 0x080000, /* last frame of sequence */ 163 FCTL_SI_XFER = 0x010000, /* seq initiative transfer */ 164 FCTL_RO_PRESENT = 0x000008, /* relative offset present */ 165 FCTL_FILLBYTE_MASK = 0x000003 /* , fill byte mask */ 166}; 167 168/* 169 * Fabric Well Known Addresses 170 */ 171enum { 172 FC_MIN_WELL_KNOWN_ADDR = 0xFFFFF0, 173 FC_DOMAIN_CONTROLLER_MASK = 0xFFFC00, 174 FC_ALIAS_SERVER = 0xFFFFF8, 175 FC_MGMT_SERVER = 0xFFFFFA, 176 FC_TIME_SERVER = 0xFFFFFB, 177 FC_NAME_SERVER = 0xFFFFFC, 178 FC_FABRIC_CONTROLLER = 0xFFFFFD, 179 FC_FABRIC_PORT = 0xFFFFFE, 180 FC_BROADCAST_SERVER = 0xFFFFFF 181}; 182 183/* 184 * domain/area/port defines 185 */ 186#define FC_DOMAIN_MASK 0xFF0000 187#define FC_DOMAIN_SHIFT 16 188#define FC_AREA_MASK 0x00FF00 189#define FC_AREA_SHIFT 8 190#define FC_PORT_MASK 0x0000FF 191#define FC_PORT_SHIFT 0 192 193#define FC_GET_DOMAIN(p) (((p) & FC_DOMAIN_MASK) >> FC_DOMAIN_SHIFT) 194#define FC_GET_AREA(p) (((p) & FC_AREA_MASK) >> FC_AREA_SHIFT) 195#define FC_GET_PORT(p) (((p) & FC_PORT_MASK) >> FC_PORT_SHIFT) 196 197#define FC_DOMAIN_CTRLR(p) (FC_DOMAIN_CONTROLLER_MASK | (FC_GET_DOMAIN(p))) 198 199enum { 200 FC_RXID_ANY = 0xFFFFU, 201}; 202 203/* 204 * generic ELS command 205 */ 206struct fc_els_cmd_s { 207 u32 els_code:8; /* ELS Command Code */ 208 u32 reserved:24; 209}; 210 211/* 212 * ELS Command Codes. FC-PH Table-75. pg. 223 213 */ 214enum { 215 FC_ELS_LS_RJT = 0x1, /* Link Service Reject. */ 216 FC_ELS_ACC = 0x02, /* Accept */ 217 FC_ELS_PLOGI = 0x03, /* N_Port Login. */ 218 FC_ELS_FLOGI = 0x04, /* F_Port Login. */ 219 FC_ELS_LOGO = 0x05, /* Logout. */ 220 FC_ELS_ABTX = 0x06, /* Abort Exchange */ 221 FC_ELS_RES = 0x08, /* Read Exchange status */ 222 FC_ELS_RSS = 0x09, /* Read sequence status block */ 223 FC_ELS_RSI = 0x0A, /* Request Sequence Initiative */ 224 FC_ELS_ESTC = 0x0C, /* Estimate Credit. */ 225 FC_ELS_RTV = 0x0E, /* Read Timeout Value. */ 226 FC_ELS_RLS = 0x0F, /* Read Link Status. */ 227 FC_ELS_ECHO = 0x10, /* Echo */ 228 FC_ELS_TEST = 0x11, /* Test */ 229 FC_ELS_RRQ = 0x12, /* Reinstate Recovery Qualifier. */ 230 FC_ELS_REC = 0x13, /* Add this for TAPE support in FCR */ 231 FC_ELS_PRLI = 0x20, /* Process Login */ 232 FC_ELS_PRLO = 0x21, /* Process Logout. */ 233 FC_ELS_SCN = 0x22, /* State Change Notification. */ 234 FC_ELS_TPRLO = 0x24, /* Third Party Process Logout. */ 235 FC_ELS_PDISC = 0x50, /* Discover N_Port Parameters. */ 236 FC_ELS_FDISC = 0x51, /* Discover F_Port Parameters. */ 237 FC_ELS_ADISC = 0x52, /* Discover Address. */ 238 FC_ELS_FARP_REQ = 0x54, /* FARP Request. */ 239 FC_ELS_FARP_REP = 0x55, /* FARP Reply. */ 240 FC_ELS_FAN = 0x60, /* Fabric Address Notification */ 241 FC_ELS_RSCN = 0x61, /* Reg State Change Notification */ 242 FC_ELS_SCR = 0x62, /* State Change Registration. */ 243 FC_ELS_RTIN = 0x77, /* Mangement server request */ 244 FC_ELS_RNID = 0x78, /* Mangement server request */ 245 FC_ELS_RLIR = 0x79, /* Registered Link Incident Record */ 246 247 FC_ELS_RPSC = 0x7D, /* Report Port Speed Capabilities */ 248 FC_ELS_QSA = 0x7E, /* Query Security Attributes. Ref FC-SP */ 249 FC_ELS_E2E_LBEACON = 0x81, 250 /* End-to-End Link Beacon */ 251 FC_ELS_AUTH = 0x90, /* Authentication. Ref FC-SP */ 252 FC_ELS_RFCN = 0x97, /* Request Fabric Change Notification. Ref 253 *FC-SP */ 254}; 255 256/* 257 * Version numbers for FC-PH standards, 258 * used in login to indicate what port 259 * supports. See FC-PH-X table 158. 260 */ 261enum { 262 FC_PH_VER_4_3 = 0x09, 263 FC_PH_VER_PH_3 = 0x20, 264}; 265 266/* 267 * PDU size defines 268 */ 269enum { 270 FC_MIN_PDUSZ = 512, 271 FC_MAX_PDUSZ = 2112, 272}; 273 274/* 275 * N_Port PLOGI Common Service Parameters. 276 * FC-PH-x. Figure-76. pg. 308. 277 */ 278struct fc_plogi_csp_s { 279 u8 verhi; /* FC-PH high version */ 280 u8 verlo; /* FC-PH low version */ 281 __be16 bbcred; /* BB_Credit */ 282 283#ifdef __BIG_ENDIAN 284 u8 ciro:1, /* continuously increasing RO */ 285 rro:1, /* random relative offset */ 286 npiv_supp:1, /* NPIV supported */ 287 port_type:1, /* N_Port/F_port */ 288 altbbcred:1, /* alternate BB_Credit */ 289 resolution:1, /* ms/ns ED_TOV resolution */ 290 vvl_info:1, /* VVL Info included */ 291 reserved1:1; 292 293 u8 hg_supp:1, 294 query_dbc:1, 295 security:1, 296 sync_cap:1, 297 r_t_tov:1, 298 dh_dup_supp:1, 299 cisc:1, /* continuously increasing seq count */ 300 payload:1; 301#else 302 u8 reserved2:2, 303 resolution:1, /* ms/ns ED_TOV resolution */ 304 altbbcred:1, /* alternate BB_Credit */ 305 port_type:1, /* N_Port/F_port */ 306 npiv_supp:1, /* NPIV supported */ 307 rro:1, /* random relative offset */ 308 ciro:1; /* continuously increasing RO */ 309 310 u8 payload:1, 311 cisc:1, /* continuously increasing seq count */ 312 dh_dup_supp:1, 313 r_t_tov:1, 314 sync_cap:1, 315 security:1, 316 query_dbc:1, 317 hg_supp:1; 318#endif 319 __be16 rxsz; /* receive data_field size */ 320 __be16 conseq; 321 __be16 ro_bitmap; 322 __be32 e_d_tov; 323}; 324 325/* 326 * N_Port PLOGI Class Specific Parameters. 327 * FC-PH-x. Figure 78. pg. 318. 328 */ 329struct fc_plogi_clp_s { 330#ifdef __BIG_ENDIAN 331 u32 class_valid:1; 332 u32 intermix:1; /* class intermix supported if set =1. 333 * valid only for class1. Reserved for 334 * class2 & class3 */ 335 u32 reserved1:2; 336 u32 sequential:1; 337 u32 reserved2:3; 338#else 339 u32 reserved2:3; 340 u32 sequential:1; 341 u32 reserved1:2; 342 u32 intermix:1; /* class intermix supported if set =1. 343 * valid only for class1. Reserved for 344 * class2 & class3 */ 345 u32 class_valid:1; 346#endif 347 u32 reserved3:24; 348 349 u32 reserved4:16; 350 u32 rxsz:16; /* Receive data_field size */ 351 352 u32 reserved5:8; 353 u32 conseq:8; 354 u32 e2e_credit:16; /* end to end credit */ 355 356 u32 reserved7:8; 357 u32 ospx:8; 358 u32 reserved8:16; 359}; 360 361/* ASCII value for each character in string "BRCD" */ 362#define FLOGI_VVL_BRCD 0x42524344 363 364/* 365 * PLOGI els command and reply payload 366 */ 367struct fc_logi_s { 368 struct fc_els_cmd_s els_cmd; /* ELS command code */ 369 struct fc_plogi_csp_s csp; /* common service params */ 370 wwn_t port_name; 371 wwn_t node_name; 372 struct fc_plogi_clp_s class1; /* class 1 service parameters */ 373 struct fc_plogi_clp_s class2; /* class 2 service parameters */ 374 struct fc_plogi_clp_s class3; /* class 3 service parameters */ 375 struct fc_plogi_clp_s class4; /* class 4 service parameters */ 376 u8 vvl[16]; /* vendor version level */ 377}; 378 379/* 380 * LOGO els command payload 381 */ 382struct fc_logo_s { 383 struct fc_els_cmd_s els_cmd; /* ELS command code */ 384 u32 res1:8; 385 u32 nport_id:24; /* N_Port identifier of source */ 386 wwn_t orig_port_name; /* Port name of the LOGO originator */ 387}; 388 389/* 390 * ADISC els command payload 391 */ 392struct fc_adisc_s { 393 struct fc_els_cmd_s els_cmd; /* ELS command code */ 394 u32 res1:8; 395 u32 orig_HA:24; /* originator hard address */ 396 wwn_t orig_port_name; /* originator port name */ 397 wwn_t orig_node_name; /* originator node name */ 398 u32 res2:8; 399 u32 nport_id:24; /* originator NPortID */ 400}; 401 402/* 403 * Exchange status block 404 */ 405struct fc_exch_status_blk_s { 406 u32 oxid:16; 407 u32 rxid:16; 408 u32 res1:8; 409 u32 orig_np:24; /* originator NPortID */ 410 u32 res2:8; 411 u32 resp_np:24; /* responder NPortID */ 412 u32 es_bits; 413 u32 res3; 414 /* 415 * un modified section of the fields 416 */ 417}; 418 419/* 420 * RES els command payload 421 */ 422struct fc_res_s { 423 struct fc_els_cmd_s els_cmd; /* ELS command code */ 424 u32 res1:8; 425 u32 nport_id:24; /* N_Port identifier of source */ 426 u32 oxid:16; 427 u32 rxid:16; 428 u8 assoc_hdr[32]; 429}; 430 431/* 432 * RES els accept payload 433 */ 434struct fc_res_acc_s { 435 struct fc_els_cmd_s els_cmd; /* ELS command code */ 436 struct fc_exch_status_blk_s fc_exch_blk; /* Exchange status block */ 437}; 438 439/* 440 * REC els command payload 441 */ 442struct fc_rec_s { 443 struct fc_els_cmd_s els_cmd; /* ELS command code */ 444 u32 res1:8; 445 u32 nport_id:24; /* N_Port identifier of source */ 446 u32 oxid:16; 447 u32 rxid:16; 448}; 449 450#define FC_REC_ESB_OWN_RSP 0x80000000 /* responder owns */ 451#define FC_REC_ESB_SI 0x40000000 /* SI is owned */ 452#define FC_REC_ESB_COMP 0x20000000 /* exchange is complete */ 453#define FC_REC_ESB_ENDCOND_ABN 0x10000000 /* abnormal ending */ 454#define FC_REC_ESB_RQACT 0x04000000 /* recovery qual active */ 455#define FC_REC_ESB_ERRP_MSK 0x03000000 456#define FC_REC_ESB_OXID_INV 0x00800000 /* invalid OXID */ 457#define FC_REC_ESB_RXID_INV 0x00400000 /* invalid RXID */ 458#define FC_REC_ESB_PRIO_INUSE 0x00200000 459 460/* 461 * REC els accept payload 462 */ 463struct fc_rec_acc_s { 464 struct fc_els_cmd_s els_cmd; /* ELS command code */ 465 u32 oxid:16; 466 u32 rxid:16; 467 u32 res1:8; 468 u32 orig_id:24; /* N_Port id of exchange originator */ 469 u32 res2:8; 470 u32 resp_id:24; /* N_Port id of exchange responder */ 471 u32 count; /* data transfer count */ 472 u32 e_stat; /* exchange status */ 473}; 474 475/* 476 * RSI els payload 477 */ 478struct fc_rsi_s { 479 struct fc_els_cmd_s els_cmd; 480 u32 res1:8; 481 u32 orig_sid:24; 482 u32 oxid:16; 483 u32 rxid:16; 484}; 485 486/* 487 * structure for PRLI paramater pages, both request & response 488 * see FC-PH-X table 113 & 115 for explanation also FCP table 8 489 */ 490struct fc_prli_params_s { 491 u32 reserved:16; 492#ifdef __BIG_ENDIAN 493 u32 reserved1:5; 494 u32 rec_support:1; 495 u32 task_retry_id:1; 496 u32 retry:1; 497 498 u32 confirm:1; 499 u32 doverlay:1; 500 u32 initiator:1; 501 u32 target:1; 502 u32 cdmix:1; 503 u32 drmix:1; 504 u32 rxrdisab:1; 505 u32 wxrdisab:1; 506#else 507 u32 retry:1; 508 u32 task_retry_id:1; 509 u32 rec_support:1; 510 u32 reserved1:5; 511 512 u32 wxrdisab:1; 513 u32 rxrdisab:1; 514 u32 drmix:1; 515 u32 cdmix:1; 516 u32 target:1; 517 u32 initiator:1; 518 u32 doverlay:1; 519 u32 confirm:1; 520#endif 521}; 522 523/* 524 * valid values for rspcode in PRLI ACC payload 525 */ 526enum { 527 FC_PRLI_ACC_XQTD = 0x1, /* request executed */ 528 FC_PRLI_ACC_PREDEF_IMG = 0x5, /* predefined image - no prli needed */ 529}; 530 531struct fc_prli_params_page_s { 532 u32 type:8; 533 u32 codext:8; 534#ifdef __BIG_ENDIAN 535 u32 origprocasv:1; 536 u32 rsppav:1; 537 u32 imagepair:1; 538 u32 reserved1:1; 539 u32 rspcode:4; 540#else 541 u32 rspcode:4; 542 u32 reserved1:1; 543 u32 imagepair:1; 544 u32 rsppav:1; 545 u32 origprocasv:1; 546#endif 547 u32 reserved2:8; 548 549 u32 origprocas; 550 u32 rspprocas; 551 struct fc_prli_params_s servparams; 552}; 553 554/* 555 * PRLI request and accept payload, FC-PH-X tables 112 & 114 556 */ 557struct fc_prli_s { 558 u32 command:8; 559 u32 pglen:8; 560 u32 pagebytes:16; 561 struct fc_prli_params_page_s parampage; 562}; 563 564/* 565 * PRLO logout params page 566 */ 567struct fc_prlo_params_page_s { 568 u32 type:8; 569 u32 type_ext:8; 570#ifdef __BIG_ENDIAN 571 u32 opa_valid:1; /* originator process associator valid */ 572 u32 rpa_valid:1; /* responder process associator valid */ 573 u32 res1:14; 574#else 575 u32 res1:14; 576 u32 rpa_valid:1; /* responder process associator valid */ 577 u32 opa_valid:1; /* originator process associator valid */ 578#endif 579 u32 orig_process_assc; 580 u32 resp_process_assc; 581 582 u32 res2; 583}; 584 585/* 586 * PRLO els command payload 587 */ 588struct fc_prlo_s { 589 u32 command:8; 590 u32 page_len:8; 591 u32 payload_len:16; 592 struct fc_prlo_params_page_s prlo_params[1]; 593}; 594 595/* 596 * PRLO Logout response parameter page 597 */ 598struct fc_prlo_acc_params_page_s { 599 u32 type:8; 600 u32 type_ext:8; 601 602#ifdef __BIG_ENDIAN 603 u32 opa_valid:1; /* originator process associator valid */ 604 u32 rpa_valid:1; /* responder process associator valid */ 605 u32 res1:14; 606#else 607 u32 res1:14; 608 u32 rpa_valid:1; /* responder process associator valid */ 609 u32 opa_valid:1; /* originator process associator valid */ 610#endif 611 u32 orig_process_assc; 612 u32 resp_process_assc; 613 614 u32 fc4type_csp; 615}; 616 617/* 618 * PRLO els command ACC payload 619 */ 620struct fc_prlo_acc_s { 621 u32 command:8; 622 u32 page_len:8; 623 u32 payload_len:16; 624 struct fc_prlo_acc_params_page_s prlo_acc_params[1]; 625}; 626 627/* 628 * SCR els command payload 629 */ 630enum { 631 FC_SCR_REG_FUNC_FABRIC_DETECTED = 0x01, 632 FC_SCR_REG_FUNC_N_PORT_DETECTED = 0x02, 633 FC_SCR_REG_FUNC_FULL = 0x03, 634 FC_SCR_REG_FUNC_CLEAR_REG = 0xFF, 635}; 636 637/* SCR VU registrations */ 638enum { 639 FC_VU_SCR_REG_FUNC_FABRIC_NAME_CHANGE = 0x01 640}; 641 642struct fc_scr_s { 643 u32 command:8; 644 u32 res:24; 645 u32 vu_reg_func:8; /* Vendor Unique Registrations */ 646 u32 res1:16; 647 u32 reg_func:8; 648}; 649 650/* 651 * Information category for Basic link data 652 */ 653enum { 654 FC_CAT_NOP = 0x0, 655 FC_CAT_ABTS = 0x1, 656 FC_CAT_RMC = 0x2, 657 FC_CAT_BA_ACC = 0x4, 658 FC_CAT_BA_RJT = 0x5, 659 FC_CAT_PRMT = 0x6, 660}; 661 662/* 663 * LS_RJT els reply payload 664 */ 665struct fc_ls_rjt_s { 666 struct fc_els_cmd_s els_cmd; /* ELS command code */ 667 u32 res1:8; 668 u32 reason_code:8; /* Reason code for reject */ 669 u32 reason_code_expl:8; /* Reason code explanation */ 670 u32 vendor_unique:8; /* Vendor specific */ 671}; 672 673/* 674 * LS_RJT reason codes 675 */ 676enum { 677 FC_LS_RJT_RSN_INV_CMD_CODE = 0x01, 678 FC_LS_RJT_RSN_LOGICAL_ERROR = 0x03, 679 FC_LS_RJT_RSN_LOGICAL_BUSY = 0x05, 680 FC_LS_RJT_RSN_PROTOCOL_ERROR = 0x07, 681 FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD = 0x09, 682 FC_LS_RJT_RSN_CMD_NOT_SUPP = 0x0B, 683}; 684 685/* 686 * LS_RJT reason code explanation 687 */ 688enum { 689 FC_LS_RJT_EXP_NO_ADDL_INFO = 0x00, 690 FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS = 0x01, 691 FC_LS_RJT_EXP_SPARMS_ERR_INI_CTL = 0x03, 692 FC_LS_RJT_EXP_SPARMS_ERR_REC_CTL = 0x05, 693 FC_LS_RJT_EXP_SPARMS_ERR_RXSZ = 0x07, 694 FC_LS_RJT_EXP_SPARMS_ERR_CONSEQ = 0x09, 695 FC_LS_RJT_EXP_SPARMS_ERR_CREDIT = 0x0B, 696 FC_LS_RJT_EXP_INV_PORT_NAME = 0x0D, 697 FC_LS_RJT_EXP_INV_NODE_FABRIC_NAME = 0x0E, 698 FC_LS_RJT_EXP_INV_CSP = 0x0F, 699 FC_LS_RJT_EXP_INV_ASSOC_HDR = 0x11, 700 FC_LS_RJT_EXP_ASSOC_HDR_REQD = 0x13, 701 FC_LS_RJT_EXP_INV_ORIG_S_ID = 0x15, 702 FC_LS_RJT_EXP_INV_OXID_RXID_COMB = 0x17, 703 FC_LS_RJT_EXP_CMD_ALREADY_IN_PROG = 0x19, 704 FC_LS_RJT_EXP_LOGIN_REQUIRED = 0x1E, 705 FC_LS_RJT_EXP_INVALID_NPORT_ID = 0x1F, 706 FC_LS_RJT_EXP_INSUFF_RES = 0x29, 707 FC_LS_RJT_EXP_CMD_NOT_SUPP = 0x2C, 708 FC_LS_RJT_EXP_INV_PAYLOAD_LEN = 0x2D, 709}; 710 711/* 712 * RRQ els command payload 713 */ 714struct fc_rrq_s { 715 struct fc_els_cmd_s els_cmd; /* ELS command code */ 716 u32 res1:8; 717 u32 s_id:24; /* exchange originator S_ID */ 718 719 u32 ox_id:16; /* originator exchange ID */ 720 u32 rx_id:16; /* responder exchange ID */ 721 722 u32 res2[8]; /* optional association header */ 723}; 724 725/* 726 * ABTS BA_ACC reply payload 727 */ 728struct fc_ba_acc_s { 729 u32 seq_id_valid:8; /* set to 0x00 for Abort Exchange */ 730 u32 seq_id:8; /* invalid for Abort Exchange */ 731 u32 res2:16; 732 u32 ox_id:16; /* OX_ID from ABTS frame */ 733 u32 rx_id:16; /* RX_ID from ABTS frame */ 734 u32 low_seq_cnt:16; /* set to 0x0000 for Abort Exchange */ 735 u32 high_seq_cnt:16; /* set to 0xFFFF for Abort Exchange */ 736}; 737 738/* 739 * ABTS BA_RJT reject payload 740 */ 741struct fc_ba_rjt_s { 742 u32 res1:8; /* Reserved */ 743 u32 reason_code:8; /* reason code for reject */ 744 u32 reason_expl:8; /* reason code explanation */ 745 u32 vendor_unique:8; /* vendor unique reason code,set to 0 */ 746}; 747 748/* 749 * TPRLO logout parameter page 750 */ 751struct fc_tprlo_params_page_s { 752 u32 type:8; 753 u32 type_ext:8; 754 755#ifdef __BIG_ENDIAN 756 u32 opa_valid:1; 757 u32 rpa_valid:1; 758 u32 tpo_nport_valid:1; 759 u32 global_process_logout:1; 760 u32 res1:12; 761#else 762 u32 res1:12; 763 u32 global_process_logout:1; 764 u32 tpo_nport_valid:1; 765 u32 rpa_valid:1; 766 u32 opa_valid:1; 767#endif 768 769 u32 orig_process_assc; 770 u32 resp_process_assc; 771 772 u32 res2:8; 773 u32 tpo_nport_id; 774}; 775 776/* 777 * TPRLO ELS command payload 778 */ 779struct fc_tprlo_s { 780 u32 command:8; 781 u32 page_len:8; 782 u32 payload_len:16; 783 784 struct fc_tprlo_params_page_s tprlo_params[1]; 785}; 786 787enum fc_tprlo_type { 788 FC_GLOBAL_LOGO = 1, 789 FC_TPR_LOGO 790}; 791 792/* 793 * TPRLO els command ACC payload 794 */ 795struct fc_tprlo_acc_s { 796 u32 command:8; 797 u32 page_len:8; 798 u32 payload_len:16; 799 struct fc_prlo_acc_params_page_s tprlo_acc_params[1]; 800}; 801 802/* 803 * RSCN els command req payload 804 */ 805#define FC_RSCN_PGLEN 0x4 806 807enum fc_rscn_format { 808 FC_RSCN_FORMAT_PORTID = 0x0, 809 FC_RSCN_FORMAT_AREA = 0x1, 810 FC_RSCN_FORMAT_DOMAIN = 0x2, 811 FC_RSCN_FORMAT_FABRIC = 0x3, 812}; 813 814struct fc_rscn_event_s { 815 u32 format:2; 816 u32 qualifier:4; 817 u32 resvd:2; 818 u32 portid:24; 819}; 820 821struct fc_rscn_pl_s { 822 u8 command; 823 u8 pagelen; 824 __be16 payldlen; 825 struct fc_rscn_event_s event[1]; 826}; 827 828/* 829 * ECHO els command req payload 830 */ 831struct fc_echo_s { 832 struct fc_els_cmd_s els_cmd; 833}; 834 835/* 836 * RNID els command 837 */ 838#define RNID_NODEID_DATA_FORMAT_COMMON 0x00 839#define RNID_NODEID_DATA_FORMAT_FCP3 0x08 840#define RNID_NODEID_DATA_FORMAT_DISCOVERY 0xDF 841 842#define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001 843#define RNID_ASSOCIATED_TYPE_OTHER 0x00000002 844#define RNID_ASSOCIATED_TYPE_HUB 0x00000003 845#define RNID_ASSOCIATED_TYPE_SWITCH 0x00000004 846#define RNID_ASSOCIATED_TYPE_GATEWAY 0x00000005 847#define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE 0x00000009 848#define RNID_ASSOCIATED_TYPE_HOST 0x0000000A 849#define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM 0x0000000B 850#define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE 0x0000000E 851#define RNID_ASSOCIATED_TYPE_NAS_SERVER 0x00000011 852#define RNID_ASSOCIATED_TYPE_BRIDGE 0x00000002 853#define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE 0x00000003 854#define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE 0x000000FF 855 856/* 857 * RNID els command payload 858 */ 859struct fc_rnid_cmd_s { 860 struct fc_els_cmd_s els_cmd; 861 u32 node_id_data_format:8; 862 u32 reserved:24; 863}; 864 865/* 866 * RNID els response payload 867 */ 868 869struct fc_rnid_common_id_data_s { 870 wwn_t port_name; 871 wwn_t node_name; 872}; 873 874struct fc_rnid_general_topology_data_s { 875 u32 vendor_unique[4]; 876 __be32 asso_type; 877 u32 phy_port_num; 878 __be32 num_attached_nodes; 879 u32 node_mgmt:8; 880 u32 ip_version:8; 881 u32 udp_tcp_port_num:16; 882 u32 ip_address[4]; 883 u32 reserved:16; 884 u32 vendor_specific:16; 885}; 886 887struct fc_rnid_acc_s { 888 struct fc_els_cmd_s els_cmd; 889 u32 node_id_data_format:8; 890 u32 common_id_data_length:8; 891 u32 reserved:8; 892 u32 specific_id_data_length:8; 893 struct fc_rnid_common_id_data_s common_id_data; 894 struct fc_rnid_general_topology_data_s gen_topology_data; 895}; 896 897#define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001 898#define RNID_ASSOCIATED_TYPE_OTHER 0x00000002 899#define RNID_ASSOCIATED_TYPE_HUB 0x00000003 900#define RNID_ASSOCIATED_TYPE_SWITCH 0x00000004 901#define RNID_ASSOCIATED_TYPE_GATEWAY 0x00000005 902#define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE 0x00000009 903#define RNID_ASSOCIATED_TYPE_HOST 0x0000000A 904#define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM 0x0000000B 905#define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE 0x0000000E 906#define RNID_ASSOCIATED_TYPE_NAS_SERVER 0x00000011 907#define RNID_ASSOCIATED_TYPE_BRIDGE 0x00000002 908#define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE 0x00000003 909#define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE 0x000000FF 910 911enum fc_rpsc_speed_cap { 912 RPSC_SPEED_CAP_1G = 0x8000, 913 RPSC_SPEED_CAP_2G = 0x4000, 914 RPSC_SPEED_CAP_4G = 0x2000, 915 RPSC_SPEED_CAP_10G = 0x1000, 916 RPSC_SPEED_CAP_8G = 0x0800, 917 RPSC_SPEED_CAP_16G = 0x0400, 918 919 RPSC_SPEED_CAP_UNKNOWN = 0x0001, 920}; 921 922enum fc_rpsc_op_speed { 923 RPSC_OP_SPEED_1G = 0x8000, 924 RPSC_OP_SPEED_2G = 0x4000, 925 RPSC_OP_SPEED_4G = 0x2000, 926 RPSC_OP_SPEED_10G = 0x1000, 927 RPSC_OP_SPEED_8G = 0x0800, 928 RPSC_OP_SPEED_16G = 0x0400, 929 930 RPSC_OP_SPEED_NOT_EST = 0x0001, /* speed not established */ 931}; 932 933struct fc_rpsc_speed_info_s { 934 __be16 port_speed_cap; /* see enum fc_rpsc_speed_cap */ 935 __be16 port_op_speed; /* see enum fc_rpsc_op_speed */ 936}; 937 938/* 939 * If RPSC request is sent to the Domain Controller, the request is for 940 * all the ports within that domain. 941 */ 942struct fc_rpsc_cmd_s { 943 struct fc_els_cmd_s els_cmd; 944}; 945 946/* 947 * RPSC Acc 948 */ 949struct fc_rpsc_acc_s { 950 u32 command:8; 951 u32 rsvd:8; 952 u32 num_entries:16; 953 954 struct fc_rpsc_speed_info_s speed_info[1]; 955}; 956 957/* 958 * If RPSC2 request is sent to the Domain Controller, 959 */ 960#define FC_BRCD_TOKEN 0x42524344 961 962struct fc_rpsc2_cmd_s { 963 struct fc_els_cmd_s els_cmd; 964 __be32 token; 965 u16 resvd; 966 __be16 num_pids; /* Number of pids in the request */ 967 struct { 968 u32 rsvd1:8; 969 u32 pid:24; /* port identifier */ 970 } pid_list[1]; 971}; 972 973enum fc_rpsc2_port_type { 974 RPSC2_PORT_TYPE_UNKNOWN = 0, 975 RPSC2_PORT_TYPE_NPORT = 1, 976 RPSC2_PORT_TYPE_NLPORT = 2, 977 RPSC2_PORT_TYPE_NPIV_PORT = 0x5f, 978 RPSC2_PORT_TYPE_NPORT_TRUNK = 0x6f, 979}; 980 981/* 982 * RPSC2 portInfo entry structure 983 */ 984struct fc_rpsc2_port_info_s { 985 __be32 pid; /* PID */ 986 u16 resvd1; 987 __be16 index; /* port number / index */ 988 u8 resvd2; 989 u8 type; /* port type N/NL/... */ 990 __be16 speed; /* port Operating Speed */ 991}; 992 993/* 994 * RPSC2 Accept payload 995 */ 996struct fc_rpsc2_acc_s { 997 u8 els_cmd; 998 u8 resvd; 999 __be16 num_pids; /* Number of pids in the request */ 1000 struct fc_rpsc2_port_info_s port_info[1]; /* port information */ 1001}; 1002 1003/* 1004 * bit fields so that multiple classes can be specified 1005 */ 1006enum fc_cos { 1007 FC_CLASS_2 = 0x04, 1008 FC_CLASS_3 = 0x08, 1009 FC_CLASS_2_3 = 0x0C, 1010}; 1011 1012/* 1013 * symbolic name 1014 */ 1015struct fc_symname_s { 1016 u8 symname[FC_SYMNAME_MAX]; 1017}; 1018 1019struct fc_alpabm_s { 1020 u8 alpa_bm[FC_ALPA_MAX / 8]; 1021}; 1022 1023/* 1024 * protocol default timeout values 1025 */ 1026#define FC_ED_TOV 2 1027#define FC_REC_TOV (FC_ED_TOV + 1) 1028#define FC_RA_TOV 10 1029#define FC_ELS_TOV (2 * FC_RA_TOV) 1030#define FC_FCCT_TOV (3 * FC_RA_TOV) 1031 1032/* 1033 * virtual fabric related defines 1034 */ 1035#define FC_VF_ID_NULL 0 /* must not be used as VF_ID */ 1036#define FC_VF_ID_MIN 1 1037#define FC_VF_ID_MAX 0xEFF 1038#define FC_VF_ID_CTL 0xFEF /* control VF_ID */ 1039 1040/* 1041 * Virtual Fabric Tagging header format 1042 * @caution This is defined only in BIG ENDIAN format. 1043 */ 1044struct fc_vft_s { 1045 u32 r_ctl:8; 1046 u32 ver:2; 1047 u32 type:4; 1048 u32 res_a:2; 1049 u32 priority:3; 1050 u32 vf_id:12; 1051 u32 res_b:1; 1052 u32 hopct:8; 1053 u32 res_c:24; 1054}; 1055 1056/* 1057 * FCP_CMND definitions 1058 */ 1059#define FCP_CMND_CDB_LEN 16 1060#define FCP_CMND_LUN_LEN 8 1061 1062struct fcp_cmnd_s { 1063 struct scsi_lun lun; /* 64-bit LU number */ 1064 u8 crn; /* command reference number */ 1065#ifdef __BIG_ENDIAN 1066 u8 resvd:1, 1067 priority:4, /* FCP-3: SAM-3 priority */ 1068 taskattr:3; /* scsi task attribute */ 1069#else 1070 u8 taskattr:3, /* scsi task attribute */ 1071 priority:4, /* FCP-3: SAM-3 priority */ 1072 resvd:1; 1073#endif 1074 u8 tm_flags; /* task management flags */ 1075#ifdef __BIG_ENDIAN 1076 u8 addl_cdb_len:6, /* additional CDB length words */ 1077 iodir:2; /* read/write FCP_DATA IUs */ 1078#else 1079 u8 iodir:2, /* read/write FCP_DATA IUs */ 1080 addl_cdb_len:6; /* additional CDB length */ 1081#endif 1082 struct scsi_cdb_s cdb; 1083 1084 __be32 fcp_dl; /* bytes to be transferred */ 1085}; 1086 1087#define fcp_cmnd_cdb_len(_cmnd) ((_cmnd)->addl_cdb_len * 4 + FCP_CMND_CDB_LEN) 1088#define fcp_cmnd_fcpdl(_cmnd) ((&(_cmnd)->fcp_dl)[(_cmnd)->addl_cdb_len]) 1089 1090/* 1091 * struct fcp_cmnd_s .iodir field values 1092 */ 1093enum fcp_iodir { 1094 FCP_IODIR_NONE = 0, 1095 FCP_IODIR_WRITE = 1, 1096 FCP_IODIR_READ = 2, 1097 FCP_IODIR_RW = 3, 1098}; 1099 1100/* 1101 * Task management flags field - only one bit shall be set 1102 */ 1103enum fcp_tm_cmnd { 1104 FCP_TM_ABORT_TASK_SET = BIT(1), 1105 FCP_TM_CLEAR_TASK_SET = BIT(2), 1106 FCP_TM_LUN_RESET = BIT(4), 1107 FCP_TM_TARGET_RESET = BIT(5), /* obsolete in FCP-3 */ 1108 FCP_TM_CLEAR_ACA = BIT(6), 1109}; 1110 1111/* 1112 * FCP_RSP residue flags 1113 */ 1114enum fcp_residue { 1115 FCP_NO_RESIDUE = 0, /* no residue */ 1116 FCP_RESID_OVER = 1, /* more data left that was not sent */ 1117 FCP_RESID_UNDER = 2, /* less data than requested */ 1118}; 1119 1120struct fcp_rspinfo_s { 1121 u32 res0:24; 1122 u32 rsp_code:8; /* response code (as above) */ 1123 u32 res1; 1124}; 1125 1126struct fcp_resp_s { 1127 u32 reserved[2]; /* 2 words reserved */ 1128 u16 reserved2; 1129#ifdef __BIG_ENDIAN 1130 u8 reserved3:3; 1131 u8 fcp_conf_req:1; /* FCP_CONF is requested */ 1132 u8 resid_flags:2; /* underflow/overflow */ 1133 u8 sns_len_valid:1; /* sense len is valid */ 1134 u8 rsp_len_valid:1; /* response len is valid */ 1135#else 1136 u8 rsp_len_valid:1; /* response len is valid */ 1137 u8 sns_len_valid:1; /* sense len is valid */ 1138 u8 resid_flags:2; /* underflow/overflow */ 1139 u8 fcp_conf_req:1; /* FCP_CONF is requested */ 1140 u8 reserved3:3; 1141#endif 1142 u8 scsi_status; /* one byte SCSI status */ 1143 u32 residue; /* residual data bytes */ 1144 u32 sns_len; /* length od sense info */ 1145 u32 rsp_len; /* length of response info */ 1146}; 1147 1148#define fcp_snslen(__fcprsp) ((__fcprsp)->sns_len_valid ? \ 1149 (__fcprsp)->sns_len : 0) 1150#define fcp_rsplen(__fcprsp) ((__fcprsp)->rsp_len_valid ? \ 1151 (__fcprsp)->rsp_len : 0) 1152#define fcp_rspinfo(__fcprsp) ((struct fcp_rspinfo_s *)((__fcprsp) + 1)) 1153#define fcp_snsinfo(__fcprsp) (((u8 *)fcp_rspinfo(__fcprsp)) + \ 1154 fcp_rsplen(__fcprsp)) 1155/* 1156 * CT 1157 */ 1158struct ct_hdr_s { 1159 u32 rev_id:8; /* Revision of the CT */ 1160 u32 in_id:24; /* Initiator Id */ 1161 u32 gs_type:8; /* Generic service Type */ 1162 u32 gs_sub_type:8; /* Generic service sub type */ 1163 u32 options:8; /* options */ 1164 u32 rsvrd:8; /* reserved */ 1165 u32 cmd_rsp_code:16;/* ct command/response code */ 1166 u32 max_res_size:16;/* maximum/residual size */ 1167 u32 frag_id:8; /* fragment ID */ 1168 u32 reason_code:8; /* reason code */ 1169 u32 exp_code:8; /* explanation code */ 1170 u32 vendor_unq:8; /* vendor unique */ 1171}; 1172 1173/* 1174 * defines for the Revision 1175 */ 1176enum { 1177 CT_GS3_REVISION = 0x01, 1178}; 1179 1180/* 1181 * defines for gs_type 1182 */ 1183enum { 1184 CT_GSTYPE_KEYSERVICE = 0xF7, 1185 CT_GSTYPE_ALIASSERVICE = 0xF8, 1186 CT_GSTYPE_MGMTSERVICE = 0xFA, 1187 CT_GSTYPE_TIMESERVICE = 0xFB, 1188 CT_GSTYPE_DIRSERVICE = 0xFC, 1189}; 1190 1191/* 1192 * defines for gs_sub_type for gs type directory service 1193 */ 1194enum { 1195 CT_GSSUBTYPE_NAMESERVER = 0x02, 1196}; 1197 1198/* 1199 * defines for gs_sub_type for gs type management service 1200 */ 1201enum { 1202 CT_GSSUBTYPE_CFGSERVER = 0x01, 1203 CT_GSSUBTYPE_UNZONED_NS = 0x02, 1204 CT_GSSUBTYPE_ZONESERVER = 0x03, 1205 CT_GSSUBTYPE_LOCKSERVER = 0x04, 1206 CT_GSSUBTYPE_HBA_MGMTSERVER = 0x10, /* for FDMI */ 1207}; 1208 1209/* 1210 * defines for CT response code field 1211 */ 1212enum { 1213 CT_RSP_REJECT = 0x8001, 1214 CT_RSP_ACCEPT = 0x8002, 1215}; 1216 1217/* 1218 * defintions for CT reason code 1219 */ 1220enum { 1221 CT_RSN_INV_CMD = 0x01, 1222 CT_RSN_INV_VER = 0x02, 1223 CT_RSN_LOGIC_ERR = 0x03, 1224 CT_RSN_INV_SIZE = 0x04, 1225 CT_RSN_LOGICAL_BUSY = 0x05, 1226 CT_RSN_PROTO_ERR = 0x07, 1227 CT_RSN_UNABLE_TO_PERF = 0x09, 1228 CT_RSN_NOT_SUPP = 0x0B, 1229 CT_RSN_SERVER_NOT_AVBL = 0x0D, 1230 CT_RSN_SESSION_COULD_NOT_BE_ESTBD = 0x0E, 1231 CT_RSN_VENDOR_SPECIFIC = 0xFF, 1232 1233}; 1234 1235/* 1236 * definitions for explanations code for Name server 1237 */ 1238enum { 1239 CT_NS_EXP_NOADDITIONAL = 0x00, 1240 CT_NS_EXP_ID_NOT_REG = 0x01, 1241 CT_NS_EXP_PN_NOT_REG = 0x02, 1242 CT_NS_EXP_NN_NOT_REG = 0x03, 1243 CT_NS_EXP_CS_NOT_REG = 0x04, 1244 CT_NS_EXP_IPN_NOT_REG = 0x05, 1245 CT_NS_EXP_IPA_NOT_REG = 0x06, 1246 CT_NS_EXP_FT_NOT_REG = 0x07, 1247 CT_NS_EXP_SPN_NOT_REG = 0x08, 1248 CT_NS_EXP_SNN_NOT_REG = 0x09, 1249 CT_NS_EXP_PT_NOT_REG = 0x0A, 1250 CT_NS_EXP_IPP_NOT_REG = 0x0B, 1251 CT_NS_EXP_FPN_NOT_REG = 0x0C, 1252 CT_NS_EXP_HA_NOT_REG = 0x0D, 1253 CT_NS_EXP_FD_NOT_REG = 0x0E, 1254 CT_NS_EXP_FF_NOT_REG = 0x0F, 1255 CT_NS_EXP_ACCESSDENIED = 0x10, 1256 CT_NS_EXP_UNACCEPTABLE_ID = 0x11, 1257 CT_NS_EXP_DATABASEEMPTY = 0x12, 1258 CT_NS_EXP_NOT_REG_IN_SCOPE = 0x13, 1259 CT_NS_EXP_DOM_ID_NOT_PRESENT = 0x14, 1260 CT_NS_EXP_PORT_NUM_NOT_PRESENT = 0x15, 1261 CT_NS_EXP_NO_DEVICE_ATTACHED = 0x16 1262}; 1263 1264/* 1265 * defintions for the explanation code for all servers 1266 */ 1267enum { 1268 CT_EXP_AUTH_EXCEPTION = 0xF1, 1269 CT_EXP_DB_FULL = 0xF2, 1270 CT_EXP_DB_EMPTY = 0xF3, 1271 CT_EXP_PROCESSING_REQ = 0xF4, 1272 CT_EXP_UNABLE_TO_VERIFY_CONN = 0xF5, 1273 CT_EXP_DEVICES_NOT_IN_CMN_ZONE = 0xF6 1274}; 1275 1276/* 1277 * Command codes for Name server 1278 */ 1279enum { 1280 GS_GID_PN = 0x0121, /* Get Id on port name */ 1281 GS_GPN_ID = 0x0112, /* Get port name on ID */ 1282 GS_GNN_ID = 0x0113, /* Get node name on ID */ 1283 GS_GID_FT = 0x0171, /* Get Id on FC4 type */ 1284 GS_GSPN_ID = 0x0118, /* Get symbolic PN on ID */ 1285 GS_RFT_ID = 0x0217, /* Register fc4type on ID */ 1286 GS_RSPN_ID = 0x0218, /* Register symbolic PN on ID */ 1287 GS_RSNN_NN = 0x0239, /* Register symbolic NN on NN */ 1288 GS_RPN_ID = 0x0212, /* Register port name */ 1289 GS_RNN_ID = 0x0213, /* Register node name */ 1290 GS_RCS_ID = 0x0214, /* Register class of service */ 1291 GS_RPT_ID = 0x021A, /* Register port type */ 1292 GS_GA_NXT = 0x0100, /* Get all next */ 1293 GS_RFF_ID = 0x021F, /* Register FC4 Feature */ 1294}; 1295 1296struct fcgs_id_req_s { 1297 u32 rsvd:8; 1298 u32 dap:24; /* port identifier */ 1299}; 1300#define fcgs_gpnid_req_t struct fcgs_id_req_s 1301#define fcgs_gnnid_req_t struct fcgs_id_req_s 1302#define fcgs_gspnid_req_t struct fcgs_id_req_s 1303 1304struct fcgs_gidpn_req_s { 1305 wwn_t port_name; /* port wwn */ 1306}; 1307 1308struct fcgs_gidpn_resp_s { 1309 u32 rsvd:8; 1310 u32 dap:24; /* port identifier */ 1311}; 1312 1313/* 1314 * RFT_ID 1315 */ 1316struct fcgs_rftid_req_s { 1317 u32 rsvd:8; 1318 u32 dap:24; /* port identifier */ 1319 __be32 fc4_type[8]; /* fc4 types */ 1320}; 1321 1322/* 1323 * RFF_ID : Register FC4 features. 1324 */ 1325#define FC_GS_FCP_FC4_FEATURE_INITIATOR 0x02 1326#define FC_GS_FCP_FC4_FEATURE_TARGET 0x01 1327 1328struct fcgs_rffid_req_s { 1329 u32 rsvd:8; 1330 u32 dap:24; /* port identifier */ 1331 u32 rsvd1:16; 1332 u32 fc4ftr_bits:8; /* fc4 feature bits */ 1333 u32 fc4_type:8; /* corresponding FC4 Type */ 1334}; 1335 1336/* 1337 * GID_FT Request 1338 */ 1339struct fcgs_gidft_req_s { 1340 u8 reserved; 1341 u8 domain_id; /* domain, 0 - all fabric */ 1342 u8 area_id; /* area, 0 - whole domain */ 1343 u8 fc4_type; /* FC_TYPE_FCP for SCSI devices */ 1344}; 1345 1346/* 1347 * GID_FT Response 1348 */ 1349struct fcgs_gidft_resp_s { 1350 u8 last:1; /* last port identifier flag */ 1351 u8 reserved:7; 1352 u32 pid:24; /* port identifier */ 1353}; 1354 1355/* 1356 * RSPN_ID 1357 */ 1358struct fcgs_rspnid_req_s { 1359 u32 rsvd:8; 1360 u32 dap:24; /* port identifier */ 1361 u8 spn_len; /* symbolic port name length */ 1362 u8 spn[256]; /* symbolic port name */ 1363}; 1364 1365/* 1366 * RSNN_NN 1367 */ 1368struct fcgs_rsnn_nn_req_s { 1369 wwn_t node_name; /* Node name */ 1370 u8 snn_len; /* symbolic node name length */ 1371 u8 snn[256]; /* symbolic node name */ 1372}; 1373 1374/* 1375 * RPN_ID 1376 */ 1377struct fcgs_rpnid_req_s { 1378 u32 rsvd:8; 1379 u32 port_id:24; 1380 wwn_t port_name; 1381}; 1382 1383/* 1384 * RNN_ID 1385 */ 1386struct fcgs_rnnid_req_s { 1387 u32 rsvd:8; 1388 u32 port_id:24; 1389 wwn_t node_name; 1390}; 1391 1392/* 1393 * RCS_ID 1394 */ 1395struct fcgs_rcsid_req_s { 1396 u32 rsvd:8; 1397 u32 port_id:24; 1398 u32 cos; 1399}; 1400 1401/* 1402 * RPT_ID 1403 */ 1404struct fcgs_rptid_req_s { 1405 u32 rsvd:8; 1406 u32 port_id:24; 1407 u32 port_type:8; 1408 u32 rsvd1:24; 1409}; 1410 1411/* 1412 * GA_NXT Request 1413 */ 1414struct fcgs_ganxt_req_s { 1415 u32 rsvd:8; 1416 u32 port_id:24; 1417}; 1418 1419/* 1420 * GA_NXT Response 1421 */ 1422struct fcgs_ganxt_rsp_s { 1423 u32 port_type:8; /* Port Type */ 1424 u32 port_id:24; /* Port Identifier */ 1425 wwn_t port_name; /* Port Name */ 1426 u8 spn_len; /* Length of Symbolic Port Name */ 1427 char spn[255]; /* Symbolic Port Name */ 1428 wwn_t node_name; /* Node Name */ 1429 u8 snn_len; /* Length of Symbolic Node Name */ 1430 char snn[255]; /* Symbolic Node Name */ 1431 u8 ipa[8]; /* Initial Process Associator */ 1432 u8 ip[16]; /* IP Address */ 1433 u32 cos; /* Class of Service */ 1434 u32 fc4types[8]; /* FC-4 TYPEs */ 1435 wwn_t fabric_port_name; /* Fabric Port Name */ 1436 u32 rsvd:8; /* Reserved */ 1437 u32 hard_addr:24; /* Hard Address */ 1438}; 1439 1440/* 1441 * Command codes for Fabric Configuration Server 1442 */ 1443enum { 1444 GS_FC_GFN_CMD = 0x0114, /* GS FC Get Fabric Name */ 1445 GS_FC_GMAL_CMD = 0x0116, /* GS FC GMAL */ 1446 GS_FC_TRACE_CMD = 0x0400, /* GS FC Trace Route */ 1447 GS_FC_PING_CMD = 0x0401, /* GS FC Ping */ 1448}; 1449 1450/* 1451 * GMAL Command ( Get ( interconnect Element) Management Address List) 1452 * To retrieve the IP Address of a Switch. 1453 */ 1454#define CT_GMAL_RESP_PREFIX_TELNET "telnet://" 1455#define CT_GMAL_RESP_PREFIX_HTTP "http://" 1456 1457/* GMAL/GFN request */ 1458struct fcgs_req_s { 1459 wwn_t wwn; /* PWWN/NWWN */ 1460}; 1461 1462#define fcgs_gmal_req_t struct fcgs_req_s 1463#define fcgs_gfn_req_t struct fcgs_req_s 1464 1465/* Accept Response to GMAL */ 1466struct fcgs_gmal_resp_s { 1467 __be32 ms_len; /* Num of entries */ 1468 u8 ms_ma[256]; 1469}; 1470 1471struct fcgs_gmal_entry_s { 1472 u8 len; 1473 u8 prefix[7]; /* like "http://" */ 1474 u8 ip_addr[248]; 1475}; 1476 1477/* 1478 * FDMI Command Codes 1479 */ 1480#define FDMI_GRHL 0x0100 1481#define FDMI_GHAT 0x0101 1482#define FDMI_GRPL 0x0102 1483#define FDMI_GPAT 0x0110 1484#define FDMI_RHBA 0x0200 1485#define FDMI_RHAT 0x0201 1486#define FDMI_RPRT 0x0210 1487#define FDMI_RPA 0x0211 1488#define FDMI_DHBA 0x0300 1489#define FDMI_DPRT 0x0310 1490 1491/* 1492 * FDMI reason codes 1493 */ 1494#define FDMI_NO_ADDITIONAL_EXP 0x00 1495#define FDMI_HBA_ALREADY_REG 0x10 1496#define FDMI_HBA_ATTRIB_NOT_REG 0x11 1497#define FDMI_HBA_ATTRIB_MULTIPLE 0x12 1498#define FDMI_HBA_ATTRIB_LENGTH_INVALID 0x13 1499#define FDMI_HBA_ATTRIB_NOT_PRESENT 0x14 1500#define FDMI_PORT_ORIG_NOT_IN_LIST 0x15 1501#define FDMI_PORT_HBA_NOT_IN_LIST 0x16 1502#define FDMI_PORT_ATTRIB_NOT_REG 0x20 1503#define FDMI_PORT_NOT_REG 0x21 1504#define FDMI_PORT_ATTRIB_MULTIPLE 0x22 1505#define FDMI_PORT_ATTRIB_LENGTH_INVALID 0x23 1506#define FDMI_PORT_ALREADY_REGISTEREED 0x24 1507 1508/* 1509 * FDMI Transmission Speed Mask values 1510 */ 1511#define FDMI_TRANS_SPEED_1G 0x00000001 1512#define FDMI_TRANS_SPEED_2G 0x00000002 1513#define FDMI_TRANS_SPEED_10G 0x00000004 1514#define FDMI_TRANS_SPEED_4G 0x00000008 1515#define FDMI_TRANS_SPEED_8G 0x00000010 1516#define FDMI_TRANS_SPEED_16G 0x00000020 1517#define FDMI_TRANS_SPEED_UNKNOWN 0x00008000 1518 1519/* 1520 * FDMI HBA attribute types 1521 */ 1522enum fdmi_hba_attribute_type { 1523 FDMI_HBA_ATTRIB_NODENAME = 1, /* 0x0001 */ 1524 FDMI_HBA_ATTRIB_MANUFACTURER, /* 0x0002 */ 1525 FDMI_HBA_ATTRIB_SERIALNUM, /* 0x0003 */ 1526 FDMI_HBA_ATTRIB_MODEL, /* 0x0004 */ 1527 FDMI_HBA_ATTRIB_MODEL_DESC, /* 0x0005 */ 1528 FDMI_HBA_ATTRIB_HW_VERSION, /* 0x0006 */ 1529 FDMI_HBA_ATTRIB_DRIVER_VERSION, /* 0x0007 */ 1530 FDMI_HBA_ATTRIB_ROM_VERSION, /* 0x0008 */ 1531 FDMI_HBA_ATTRIB_FW_VERSION, /* 0x0009 */ 1532 FDMI_HBA_ATTRIB_OS_NAME, /* 0x000A */ 1533 FDMI_HBA_ATTRIB_MAX_CT, /* 0x000B */ 1534 FDMI_HBA_ATTRIB_NODE_SYM_NAME, /* 0x000C */ 1535 FDMI_HBA_ATTRIB_VENDOR_INFO, /* 0x000D */ 1536 FDMI_HBA_ATTRIB_NUM_PORTS, /* 0x000E */ 1537 FDMI_HBA_ATTRIB_FABRIC_NAME, /* 0x000F */ 1538 FDMI_HBA_ATTRIB_BIOS_VER, /* 0x0010 */ 1539 FDMI_HBA_ATTRIB_VENDOR_ID = 0x00E0, 1540 1541 FDMI_HBA_ATTRIB_MAX_TYPE 1542}; 1543 1544/* 1545 * FDMI Port attribute types 1546 */ 1547enum fdmi_port_attribute_type { 1548 FDMI_PORT_ATTRIB_FC4_TYPES = 1, /* 0x0001 */ 1549 FDMI_PORT_ATTRIB_SUPP_SPEED, /* 0x0002 */ 1550 FDMI_PORT_ATTRIB_PORT_SPEED, /* 0x0003 */ 1551 FDMI_PORT_ATTRIB_FRAME_SIZE, /* 0x0004 */ 1552 FDMI_PORT_ATTRIB_DEV_NAME, /* 0x0005 */ 1553 FDMI_PORT_ATTRIB_HOST_NAME, /* 0x0006 */ 1554 FDMI_PORT_ATTRIB_NODE_NAME, /* 0x0007 */ 1555 FDMI_PORT_ATTRIB_PORT_NAME, /* 0x0008 */ 1556 FDMI_PORT_ATTRIB_PORT_SYM_NAME, /* 0x0009 */ 1557 FDMI_PORT_ATTRIB_PORT_TYPE, /* 0x000A */ 1558 FDMI_PORT_ATTRIB_SUPP_COS, /* 0x000B */ 1559 FDMI_PORT_ATTRIB_PORT_FAB_NAME, /* 0x000C */ 1560 FDMI_PORT_ATTRIB_PORT_FC4_TYPE, /* 0x000D */ 1561 FDMI_PORT_ATTRIB_PORT_STATE = 0x101, /* 0x0101 */ 1562 FDMI_PORT_ATTRIB_PORT_NUM_RPRT = 0x102, /* 0x0102 */ 1563 1564 FDMI_PORT_ATTR_MAX_TYPE 1565}; 1566 1567/* 1568 * FDMI attribute 1569 */ 1570struct fdmi_attr_s { 1571 __be16 type; 1572 __be16 len; 1573 u8 value[1]; 1574}; 1575 1576/* 1577 * HBA Attribute Block 1578 */ 1579struct fdmi_hba_attr_s { 1580 __be32 attr_count; /* # of attributes */ 1581 struct fdmi_attr_s hba_attr; /* n attributes */ 1582}; 1583 1584/* 1585 * Registered Port List 1586 */ 1587struct fdmi_port_list_s { 1588 __be32 num_ports; /* number Of Port Entries */ 1589 wwn_t port_entry; /* one or more */ 1590}; 1591 1592/* 1593 * Port Attribute Block 1594 */ 1595struct fdmi_port_attr_s { 1596 __be32 attr_count; /* # of attributes */ 1597 struct fdmi_attr_s port_attr; /* n attributes */ 1598}; 1599 1600/* 1601 * FDMI Register HBA Attributes 1602 */ 1603struct fdmi_rhba_s { 1604 wwn_t hba_id; /* HBA Identifier */ 1605 struct fdmi_port_list_s port_list; /* Registered Port List */ 1606 struct fdmi_hba_attr_s hba_attr_blk; /* HBA attribute block */ 1607}; 1608 1609/* 1610 * FDMI Register Port 1611 */ 1612struct fdmi_rprt_s { 1613 wwn_t hba_id; /* HBA Identifier */ 1614 wwn_t port_name; /* Port wwn */ 1615 struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */ 1616}; 1617 1618/* 1619 * FDMI Register Port Attributes 1620 */ 1621struct fdmi_rpa_s { 1622 wwn_t port_name; /* port wwn */ 1623 struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */ 1624}; 1625 1626#pragma pack() 1627 1628#endif /* __BFA_FC_H__ */ 1629