1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. 4 * Copyright (c) 2014- QLogic Corporation. 5 * All rights reserved 6 * www.qlogic.com 7 * 8 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter. 9 */ 10 11#ifndef __BFA_FC_H__ 12#define __BFA_FC_H__ 13 14#include "bfad_drv.h" 15 16typedef u64 wwn_t; 17 18#define WWN_NULL (0) 19#define FC_SYMNAME_MAX 256 /* max name server symbolic name size */ 20#define FC_ALPA_MAX 128 21 22#pragma pack(1) 23 24#define MAC_ADDRLEN (6) 25struct mac_s { u8 mac[MAC_ADDRLEN]; }; 26#define mac_t struct mac_s 27 28/* 29 * generic SCSI cdb definition 30 */ 31#define SCSI_MAX_CDBLEN 16 32struct scsi_cdb_s { 33 u8 scsi_cdb[SCSI_MAX_CDBLEN]; 34}; 35 36/* ------------------------------------------------------------ 37 * SCSI status byte values 38 * ------------------------------------------------------------ 39 */ 40#define SCSI_STATUS_GOOD 0x00 41#define SCSI_STATUS_CHECK_CONDITION 0x02 42#define SCSI_STATUS_CONDITION_MET 0x04 43#define SCSI_STATUS_BUSY 0x08 44#define SCSI_STATUS_INTERMEDIATE 0x10 45#define SCSI_STATUS_ICM 0x14 /* intermediate condition met */ 46#define SCSI_STATUS_RESERVATION_CONFLICT 0x18 47#define SCSI_STATUS_COMMAND_TERMINATED 0x22 48#define SCSI_STATUS_QUEUE_FULL 0x28 49#define SCSI_STATUS_ACA_ACTIVE 0x30 50 51#define SCSI_MAX_ALLOC_LEN 0xFF /* maximum allocarion length */ 52 53/* 54 * Fibre Channel Header Structure (FCHS) definition 55 */ 56struct fchs_s { 57#ifdef __BIG_ENDIAN 58 u32 routing:4; /* routing bits */ 59 u32 cat_info:4; /* category info */ 60#else 61 u32 cat_info:4; /* category info */ 62 u32 routing:4; /* routing bits */ 63#endif 64 u32 d_id:24; /* destination identifier */ 65 66 u32 cs_ctl:8; /* class specific control */ 67 u32 s_id:24; /* source identifier */ 68 69 u32 type:8; /* data structure type */ 70 u32 f_ctl:24; /* initial frame control */ 71 72 u8 seq_id; /* sequence identifier */ 73 u8 df_ctl; /* data field control */ 74 u16 seq_cnt; /* sequence count */ 75 76 __be16 ox_id; /* originator exchange ID */ 77 u16 rx_id; /* responder exchange ID */ 78 79 u32 ro; /* relative offset */ 80}; 81 82/* 83 * routing bit definitions 84 */ 85enum { 86 FC_RTG_FC4_DEV_DATA = 0x0, /* FC-4 Device Data */ 87 FC_RTG_EXT_LINK = 0x2, /* Extended Link Data */ 88 FC_RTG_FC4_LINK_DATA = 0x3, /* FC-4 Link Data */ 89 FC_RTG_VIDEO_DATA = 0x4, /* Video Data */ 90 FC_RTG_EXT_HDR = 0x5, /* VFT, IFR or Encapsuled */ 91 FC_RTG_BASIC_LINK = 0x8, /* Basic Link data */ 92 FC_RTG_LINK_CTRL = 0xC, /* Link Control */ 93}; 94 95/* 96 * information category for extended link data and FC-4 Link Data 97 */ 98enum { 99 FC_CAT_LD_REQUEST = 0x2, /* Request */ 100 FC_CAT_LD_REPLY = 0x3, /* Reply */ 101 FC_CAT_LD_DIAG = 0xF, /* for DIAG use only */ 102}; 103 104/* 105 * information category for extended headers (VFT, IFR or encapsulation) 106 */ 107enum { 108 FC_CAT_VFT_HDR = 0x0, /* Virtual fabric tagging header */ 109 FC_CAT_IFR_HDR = 0x1, /* Inter-Fabric routing header */ 110 FC_CAT_ENC_HDR = 0x2, /* Encapsulation header */ 111}; 112 113/* 114 * information category for FC-4 device data 115 */ 116enum { 117 FC_CAT_UNCATEG_INFO = 0x0, /* Uncategorized information */ 118 FC_CAT_SOLICIT_DATA = 0x1, /* Solicited Data */ 119 FC_CAT_UNSOLICIT_CTRL = 0x2, /* Unsolicited Control */ 120 FC_CAT_SOLICIT_CTRL = 0x3, /* Solicited Control */ 121 FC_CAT_UNSOLICIT_DATA = 0x4, /* Unsolicited Data */ 122 FC_CAT_DATA_DESC = 0x5, /* Data Descriptor */ 123 FC_CAT_UNSOLICIT_CMD = 0x6, /* Unsolicited Command */ 124 FC_CAT_CMD_STATUS = 0x7, /* Command Status */ 125}; 126 127/* 128 * Type Field Definitions. FC-PH Section 18.5 pg. 165 129 */ 130enum { 131 FC_TYPE_BLS = 0x0, /* Basic Link Service */ 132 FC_TYPE_ELS = 0x1, /* Extended Link Service */ 133 FC_TYPE_IP = 0x5, /* IP */ 134 FC_TYPE_FCP = 0x8, /* SCSI-FCP */ 135 FC_TYPE_GPP = 0x9, /* SCSI_GPP */ 136 FC_TYPE_SERVICES = 0x20, /* Fibre Channel Services */ 137 FC_TYPE_FC_FSS = 0x22, /* Fabric Switch Services */ 138 FC_TYPE_FC_AL = 0x23, /* FC-AL */ 139 FC_TYPE_FC_SNMP = 0x24, /* FC-SNMP */ 140 FC_TYPE_FC_SPINFAB = 0xEE, /* SPINFAB */ 141 FC_TYPE_FC_DIAG = 0xEF, /* DIAG */ 142 FC_TYPE_MAX = 256, /* 256 FC-4 types */ 143}; 144 145/* 146 * Frame Control Definitions. FC-PH Table-45. pg. 168 147 */ 148enum { 149 FCTL_EC_ORIG = 0x000000, /* exchange originator */ 150 FCTL_EC_RESP = 0x800000, /* exchange responder */ 151 FCTL_SEQ_INI = 0x000000, /* sequence initiator */ 152 FCTL_SEQ_REC = 0x400000, /* sequence recipient */ 153 FCTL_FS_EXCH = 0x200000, /* first sequence of xchg */ 154 FCTL_LS_EXCH = 0x100000, /* last sequence of xchg */ 155 FCTL_END_SEQ = 0x080000, /* last frame of sequence */ 156 FCTL_SI_XFER = 0x010000, /* seq initiative transfer */ 157 FCTL_RO_PRESENT = 0x000008, /* relative offset present */ 158 FCTL_FILLBYTE_MASK = 0x000003 /* , fill byte mask */ 159}; 160 161/* 162 * Fabric Well Known Addresses 163 */ 164enum { 165 FC_MIN_WELL_KNOWN_ADDR = 0xFFFFF0, 166 FC_DOMAIN_CONTROLLER_MASK = 0xFFFC00, 167 FC_ALIAS_SERVER = 0xFFFFF8, 168 FC_MGMT_SERVER = 0xFFFFFA, 169 FC_TIME_SERVER = 0xFFFFFB, 170 FC_NAME_SERVER = 0xFFFFFC, 171 FC_FABRIC_CONTROLLER = 0xFFFFFD, 172 FC_FABRIC_PORT = 0xFFFFFE, 173 FC_BROADCAST_SERVER = 0xFFFFFF 174}; 175 176/* 177 * domain/area/port defines 178 */ 179#define FC_DOMAIN_MASK 0xFF0000 180#define FC_DOMAIN_SHIFT 16 181#define FC_AREA_MASK 0x00FF00 182#define FC_AREA_SHIFT 8 183#define FC_PORT_MASK 0x0000FF 184#define FC_PORT_SHIFT 0 185 186#define FC_GET_DOMAIN(p) (((p) & FC_DOMAIN_MASK) >> FC_DOMAIN_SHIFT) 187#define FC_GET_AREA(p) (((p) & FC_AREA_MASK) >> FC_AREA_SHIFT) 188#define FC_GET_PORT(p) (((p) & FC_PORT_MASK) >> FC_PORT_SHIFT) 189 190#define FC_DOMAIN_CTRLR(p) (FC_DOMAIN_CONTROLLER_MASK | (FC_GET_DOMAIN(p))) 191 192enum { 193 FC_RXID_ANY = 0xFFFFU, 194}; 195 196/* 197 * generic ELS command 198 */ 199struct fc_els_cmd_s { 200 u32 els_code:8; /* ELS Command Code */ 201 u32 reserved:24; 202}; 203 204/* 205 * ELS Command Codes. FC-PH Table-75. pg. 223 206 */ 207enum { 208 FC_ELS_LS_RJT = 0x1, /* Link Service Reject. */ 209 FC_ELS_ACC = 0x02, /* Accept */ 210 FC_ELS_PLOGI = 0x03, /* N_Port Login. */ 211 FC_ELS_FLOGI = 0x04, /* F_Port Login. */ 212 FC_ELS_LOGO = 0x05, /* Logout. */ 213 FC_ELS_ABTX = 0x06, /* Abort Exchange */ 214 FC_ELS_RES = 0x08, /* Read Exchange status */ 215 FC_ELS_RSS = 0x09, /* Read sequence status block */ 216 FC_ELS_RSI = 0x0A, /* Request Sequence Initiative */ 217 FC_ELS_ESTC = 0x0C, /* Estimate Credit. */ 218 FC_ELS_RTV = 0x0E, /* Read Timeout Value. */ 219 FC_ELS_RLS = 0x0F, /* Read Link Status. */ 220 FC_ELS_ECHO = 0x10, /* Echo */ 221 FC_ELS_TEST = 0x11, /* Test */ 222 FC_ELS_RRQ = 0x12, /* Reinstate Recovery Qualifier. */ 223 FC_ELS_REC = 0x13, /* Add this for TAPE support in FCR */ 224 FC_ELS_PRLI = 0x20, /* Process Login */ 225 FC_ELS_PRLO = 0x21, /* Process Logout. */ 226 FC_ELS_SCN = 0x22, /* State Change Notification. */ 227 FC_ELS_TPRLO = 0x24, /* Third Party Process Logout. */ 228 FC_ELS_PDISC = 0x50, /* Discover N_Port Parameters. */ 229 FC_ELS_FDISC = 0x51, /* Discover F_Port Parameters. */ 230 FC_ELS_ADISC = 0x52, /* Discover Address. */ 231 FC_ELS_FARP_REQ = 0x54, /* FARP Request. */ 232 FC_ELS_FARP_REP = 0x55, /* FARP Reply. */ 233 FC_ELS_FAN = 0x60, /* Fabric Address Notification */ 234 FC_ELS_RSCN = 0x61, /* Reg State Change Notification */ 235 FC_ELS_SCR = 0x62, /* State Change Registration. */ 236 FC_ELS_RTIN = 0x77, /* Mangement server request */ 237 FC_ELS_RNID = 0x78, /* Mangement server request */ 238 FC_ELS_RLIR = 0x79, /* Registered Link Incident Record */ 239 240 FC_ELS_RPSC = 0x7D, /* Report Port Speed Capabilities */ 241 FC_ELS_QSA = 0x7E, /* Query Security Attributes. Ref FC-SP */ 242 FC_ELS_E2E_LBEACON = 0x81, 243 /* End-to-End Link Beacon */ 244 FC_ELS_AUTH = 0x90, /* Authentication. Ref FC-SP */ 245 FC_ELS_RFCN = 0x97, /* Request Fabric Change Notification. Ref 246 *FC-SP */ 247}; 248 249/* 250 * Version numbers for FC-PH standards, 251 * used in login to indicate what port 252 * supports. See FC-PH-X table 158. 253 */ 254enum { 255 FC_PH_VER_4_3 = 0x09, 256 FC_PH_VER_PH_3 = 0x20, 257}; 258 259/* 260 * PDU size defines 261 */ 262enum { 263 FC_MIN_PDUSZ = 512, 264 FC_MAX_PDUSZ = 2112, 265}; 266 267/* 268 * N_Port PLOGI Common Service Parameters. 269 * FC-PH-x. Figure-76. pg. 308. 270 */ 271struct fc_plogi_csp_s { 272 u8 verhi; /* FC-PH high version */ 273 u8 verlo; /* FC-PH low version */ 274 __be16 bbcred; /* BB_Credit */ 275 276#ifdef __BIG_ENDIAN 277 u8 ciro:1, /* continuously increasing RO */ 278 rro:1, /* random relative offset */ 279 npiv_supp:1, /* NPIV supported */ 280 port_type:1, /* N_Port/F_port */ 281 altbbcred:1, /* alternate BB_Credit */ 282 resolution:1, /* ms/ns ED_TOV resolution */ 283 vvl_info:1, /* VVL Info included */ 284 reserved1:1; 285 286 u8 hg_supp:1, 287 query_dbc:1, 288 security:1, 289 sync_cap:1, 290 r_t_tov:1, 291 dh_dup_supp:1, 292 cisc:1, /* continuously increasing seq count */ 293 payload:1; 294#else 295 u8 reserved2:2, 296 resolution:1, /* ms/ns ED_TOV resolution */ 297 altbbcred:1, /* alternate BB_Credit */ 298 port_type:1, /* N_Port/F_port */ 299 npiv_supp:1, /* NPIV supported */ 300 rro:1, /* random relative offset */ 301 ciro:1; /* continuously increasing RO */ 302 303 u8 payload:1, 304 cisc:1, /* continuously increasing seq count */ 305 dh_dup_supp:1, 306 r_t_tov:1, 307 sync_cap:1, 308 security:1, 309 query_dbc:1, 310 hg_supp:1; 311#endif 312 __be16 rxsz; /* receive data_field size */ 313 __be16 conseq; 314 __be16 ro_bitmap; 315 __be32 e_d_tov; 316}; 317 318/* 319 * N_Port PLOGI Class Specific Parameters. 320 * FC-PH-x. Figure 78. pg. 318. 321 */ 322struct fc_plogi_clp_s { 323#ifdef __BIG_ENDIAN 324 u32 class_valid:1; 325 u32 intermix:1; /* class intermix supported if set =1. 326 * valid only for class1. Reserved for 327 * class2 & class3 */ 328 u32 reserved1:2; 329 u32 sequential:1; 330 u32 reserved2:3; 331#else 332 u32 reserved2:3; 333 u32 sequential:1; 334 u32 reserved1:2; 335 u32 intermix:1; /* class intermix supported if set =1. 336 * valid only for class1. Reserved for 337 * class2 & class3 */ 338 u32 class_valid:1; 339#endif 340 u32 reserved3:24; 341 342 u32 reserved4:16; 343 u32 rxsz:16; /* Receive data_field size */ 344 345 u32 reserved5:8; 346 u32 conseq:8; 347 u32 e2e_credit:16; /* end to end credit */ 348 349 u32 reserved7:8; 350 u32 ospx:8; 351 u32 reserved8:16; 352}; 353 354/* ASCII value for each character in string "BRCD" */ 355#define FLOGI_VVL_BRCD 0x42524344 356 357/* 358 * PLOGI els command and reply payload 359 */ 360struct fc_logi_s { 361 struct fc_els_cmd_s els_cmd; /* ELS command code */ 362 struct fc_plogi_csp_s csp; /* common service params */ 363 wwn_t port_name; 364 wwn_t node_name; 365 struct fc_plogi_clp_s class1; /* class 1 service parameters */ 366 struct fc_plogi_clp_s class2; /* class 2 service parameters */ 367 struct fc_plogi_clp_s class3; /* class 3 service parameters */ 368 struct fc_plogi_clp_s class4; /* class 4 service parameters */ 369 u8 vvl[16]; /* vendor version level */ 370}; 371 372/* 373 * LOGO els command payload 374 */ 375struct fc_logo_s { 376 struct fc_els_cmd_s els_cmd; /* ELS command code */ 377 u32 res1:8; 378 u32 nport_id:24; /* N_Port identifier of source */ 379 wwn_t orig_port_name; /* Port name of the LOGO originator */ 380}; 381 382/* 383 * ADISC els command payload 384 */ 385struct fc_adisc_s { 386 struct fc_els_cmd_s els_cmd; /* ELS command code */ 387 u32 res1:8; 388 u32 orig_HA:24; /* originator hard address */ 389 wwn_t orig_port_name; /* originator port name */ 390 wwn_t orig_node_name; /* originator node name */ 391 u32 res2:8; 392 u32 nport_id:24; /* originator NPortID */ 393}; 394 395/* 396 * Exchange status block 397 */ 398struct fc_exch_status_blk_s { 399 u32 oxid:16; 400 u32 rxid:16; 401 u32 res1:8; 402 u32 orig_np:24; /* originator NPortID */ 403 u32 res2:8; 404 u32 resp_np:24; /* responder NPortID */ 405 u32 es_bits; 406 u32 res3; 407 /* 408 * un modified section of the fields 409 */ 410}; 411 412/* 413 * RES els command payload 414 */ 415struct fc_res_s { 416 struct fc_els_cmd_s els_cmd; /* ELS command code */ 417 u32 res1:8; 418 u32 nport_id:24; /* N_Port identifier of source */ 419 u32 oxid:16; 420 u32 rxid:16; 421 u8 assoc_hdr[32]; 422}; 423 424/* 425 * RES els accept payload 426 */ 427struct fc_res_acc_s { 428 struct fc_els_cmd_s els_cmd; /* ELS command code */ 429 struct fc_exch_status_blk_s fc_exch_blk; /* Exchange status block */ 430}; 431 432/* 433 * REC els command payload 434 */ 435struct fc_rec_s { 436 struct fc_els_cmd_s els_cmd; /* ELS command code */ 437 u32 res1:8; 438 u32 nport_id:24; /* N_Port identifier of source */ 439 u32 oxid:16; 440 u32 rxid:16; 441}; 442 443#define FC_REC_ESB_OWN_RSP 0x80000000 /* responder owns */ 444#define FC_REC_ESB_SI 0x40000000 /* SI is owned */ 445#define FC_REC_ESB_COMP 0x20000000 /* exchange is complete */ 446#define FC_REC_ESB_ENDCOND_ABN 0x10000000 /* abnormal ending */ 447#define FC_REC_ESB_RQACT 0x04000000 /* recovery qual active */ 448#define FC_REC_ESB_ERRP_MSK 0x03000000 449#define FC_REC_ESB_OXID_INV 0x00800000 /* invalid OXID */ 450#define FC_REC_ESB_RXID_INV 0x00400000 /* invalid RXID */ 451#define FC_REC_ESB_PRIO_INUSE 0x00200000 452 453/* 454 * REC els accept payload 455 */ 456struct fc_rec_acc_s { 457 struct fc_els_cmd_s els_cmd; /* ELS command code */ 458 u32 oxid:16; 459 u32 rxid:16; 460 u32 res1:8; 461 u32 orig_id:24; /* N_Port id of exchange originator */ 462 u32 res2:8; 463 u32 resp_id:24; /* N_Port id of exchange responder */ 464 u32 count; /* data transfer count */ 465 u32 e_stat; /* exchange status */ 466}; 467 468/* 469 * RSI els payload 470 */ 471struct fc_rsi_s { 472 struct fc_els_cmd_s els_cmd; 473 u32 res1:8; 474 u32 orig_sid:24; 475 u32 oxid:16; 476 u32 rxid:16; 477}; 478 479/* 480 * structure for PRLI paramater pages, both request & response 481 * see FC-PH-X table 113 & 115 for explanation also FCP table 8 482 */ 483struct fc_prli_params_s { 484 u32 reserved:16; 485#ifdef __BIG_ENDIAN 486 u32 reserved1:5; 487 u32 rec_support:1; 488 u32 task_retry_id:1; 489 u32 retry:1; 490 491 u32 confirm:1; 492 u32 doverlay:1; 493 u32 initiator:1; 494 u32 target:1; 495 u32 cdmix:1; 496 u32 drmix:1; 497 u32 rxrdisab:1; 498 u32 wxrdisab:1; 499#else 500 u32 retry:1; 501 u32 task_retry_id:1; 502 u32 rec_support:1; 503 u32 reserved1:5; 504 505 u32 wxrdisab:1; 506 u32 rxrdisab:1; 507 u32 drmix:1; 508 u32 cdmix:1; 509 u32 target:1; 510 u32 initiator:1; 511 u32 doverlay:1; 512 u32 confirm:1; 513#endif 514}; 515 516/* 517 * valid values for rspcode in PRLI ACC payload 518 */ 519enum { 520 FC_PRLI_ACC_XQTD = 0x1, /* request executed */ 521 FC_PRLI_ACC_PREDEF_IMG = 0x5, /* predefined image - no prli needed */ 522}; 523 524struct fc_prli_params_page_s { 525 u32 type:8; 526 u32 codext:8; 527#ifdef __BIG_ENDIAN 528 u32 origprocasv:1; 529 u32 rsppav:1; 530 u32 imagepair:1; 531 u32 reserved1:1; 532 u32 rspcode:4; 533#else 534 u32 rspcode:4; 535 u32 reserved1:1; 536 u32 imagepair:1; 537 u32 rsppav:1; 538 u32 origprocasv:1; 539#endif 540 u32 reserved2:8; 541 542 u32 origprocas; 543 u32 rspprocas; 544 struct fc_prli_params_s servparams; 545}; 546 547/* 548 * PRLI request and accept payload, FC-PH-X tables 112 & 114 549 */ 550struct fc_prli_s { 551 u32 command:8; 552 u32 pglen:8; 553 u32 pagebytes:16; 554 struct fc_prli_params_page_s parampage; 555}; 556 557/* 558 * PRLO logout params page 559 */ 560struct fc_prlo_params_page_s { 561 u32 type:8; 562 u32 type_ext:8; 563#ifdef __BIG_ENDIAN 564 u32 opa_valid:1; /* originator process associator valid */ 565 u32 rpa_valid:1; /* responder process associator valid */ 566 u32 res1:14; 567#else 568 u32 res1:14; 569 u32 rpa_valid:1; /* responder process associator valid */ 570 u32 opa_valid:1; /* originator process associator valid */ 571#endif 572 u32 orig_process_assc; 573 u32 resp_process_assc; 574 575 u32 res2; 576}; 577 578/* 579 * PRLO els command payload 580 */ 581struct fc_prlo_s { 582 u32 command:8; 583 u32 page_len:8; 584 u32 payload_len:16; 585 struct fc_prlo_params_page_s prlo_params[1]; 586}; 587 588/* 589 * PRLO Logout response parameter page 590 */ 591struct fc_prlo_acc_params_page_s { 592 u32 type:8; 593 u32 type_ext:8; 594 595#ifdef __BIG_ENDIAN 596 u32 opa_valid:1; /* originator process associator valid */ 597 u32 rpa_valid:1; /* responder process associator valid */ 598 u32 res1:14; 599#else 600 u32 res1:14; 601 u32 rpa_valid:1; /* responder process associator valid */ 602 u32 opa_valid:1; /* originator process associator valid */ 603#endif 604 u32 orig_process_assc; 605 u32 resp_process_assc; 606 607 u32 fc4type_csp; 608}; 609 610/* 611 * PRLO els command ACC payload 612 */ 613struct fc_prlo_acc_s { 614 u32 command:8; 615 u32 page_len:8; 616 u32 payload_len:16; 617 struct fc_prlo_acc_params_page_s prlo_acc_params[1]; 618}; 619 620/* 621 * SCR els command payload 622 */ 623enum { 624 FC_SCR_REG_FUNC_FABRIC_DETECTED = 0x01, 625 FC_SCR_REG_FUNC_N_PORT_DETECTED = 0x02, 626 FC_SCR_REG_FUNC_FULL = 0x03, 627 FC_SCR_REG_FUNC_CLEAR_REG = 0xFF, 628}; 629 630/* SCR VU registrations */ 631enum { 632 FC_VU_SCR_REG_FUNC_FABRIC_NAME_CHANGE = 0x01 633}; 634 635struct fc_scr_s { 636 u32 command:8; 637 u32 res:24; 638 u32 vu_reg_func:8; /* Vendor Unique Registrations */ 639 u32 res1:16; 640 u32 reg_func:8; 641}; 642 643/* 644 * Information category for Basic link data 645 */ 646enum { 647 FC_CAT_NOP = 0x0, 648 FC_CAT_ABTS = 0x1, 649 FC_CAT_RMC = 0x2, 650 FC_CAT_BA_ACC = 0x4, 651 FC_CAT_BA_RJT = 0x5, 652 FC_CAT_PRMT = 0x6, 653}; 654 655/* 656 * LS_RJT els reply payload 657 */ 658struct fc_ls_rjt_s { 659 struct fc_els_cmd_s els_cmd; /* ELS command code */ 660 u32 res1:8; 661 u32 reason_code:8; /* Reason code for reject */ 662 u32 reason_code_expl:8; /* Reason code explanation */ 663 u32 vendor_unique:8; /* Vendor specific */ 664}; 665 666/* 667 * LS_RJT reason codes 668 */ 669enum { 670 FC_LS_RJT_RSN_INV_CMD_CODE = 0x01, 671 FC_LS_RJT_RSN_LOGICAL_ERROR = 0x03, 672 FC_LS_RJT_RSN_LOGICAL_BUSY = 0x05, 673 FC_LS_RJT_RSN_PROTOCOL_ERROR = 0x07, 674 FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD = 0x09, 675 FC_LS_RJT_RSN_CMD_NOT_SUPP = 0x0B, 676}; 677 678/* 679 * LS_RJT reason code explanation 680 */ 681enum { 682 FC_LS_RJT_EXP_NO_ADDL_INFO = 0x00, 683 FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS = 0x01, 684 FC_LS_RJT_EXP_SPARMS_ERR_INI_CTL = 0x03, 685 FC_LS_RJT_EXP_SPARMS_ERR_REC_CTL = 0x05, 686 FC_LS_RJT_EXP_SPARMS_ERR_RXSZ = 0x07, 687 FC_LS_RJT_EXP_SPARMS_ERR_CONSEQ = 0x09, 688 FC_LS_RJT_EXP_SPARMS_ERR_CREDIT = 0x0B, 689 FC_LS_RJT_EXP_INV_PORT_NAME = 0x0D, 690 FC_LS_RJT_EXP_INV_NODE_FABRIC_NAME = 0x0E, 691 FC_LS_RJT_EXP_INV_CSP = 0x0F, 692 FC_LS_RJT_EXP_INV_ASSOC_HDR = 0x11, 693 FC_LS_RJT_EXP_ASSOC_HDR_REQD = 0x13, 694 FC_LS_RJT_EXP_INV_ORIG_S_ID = 0x15, 695 FC_LS_RJT_EXP_INV_OXID_RXID_COMB = 0x17, 696 FC_LS_RJT_EXP_CMD_ALREADY_IN_PROG = 0x19, 697 FC_LS_RJT_EXP_LOGIN_REQUIRED = 0x1E, 698 FC_LS_RJT_EXP_INVALID_NPORT_ID = 0x1F, 699 FC_LS_RJT_EXP_INSUFF_RES = 0x29, 700 FC_LS_RJT_EXP_CMD_NOT_SUPP = 0x2C, 701 FC_LS_RJT_EXP_INV_PAYLOAD_LEN = 0x2D, 702}; 703 704/* 705 * RRQ els command payload 706 */ 707struct fc_rrq_s { 708 struct fc_els_cmd_s els_cmd; /* ELS command code */ 709 u32 res1:8; 710 u32 s_id:24; /* exchange originator S_ID */ 711 712 u32 ox_id:16; /* originator exchange ID */ 713 u32 rx_id:16; /* responder exchange ID */ 714 715 u32 res2[8]; /* optional association header */ 716}; 717 718/* 719 * ABTS BA_ACC reply payload 720 */ 721struct fc_ba_acc_s { 722 u32 seq_id_valid:8; /* set to 0x00 for Abort Exchange */ 723 u32 seq_id:8; /* invalid for Abort Exchange */ 724 u32 res2:16; 725 u32 ox_id:16; /* OX_ID from ABTS frame */ 726 u32 rx_id:16; /* RX_ID from ABTS frame */ 727 u32 low_seq_cnt:16; /* set to 0x0000 for Abort Exchange */ 728 u32 high_seq_cnt:16; /* set to 0xFFFF for Abort Exchange */ 729}; 730 731/* 732 * ABTS BA_RJT reject payload 733 */ 734struct fc_ba_rjt_s { 735 u32 res1:8; /* Reserved */ 736 u32 reason_code:8; /* reason code for reject */ 737 u32 reason_expl:8; /* reason code explanation */ 738 u32 vendor_unique:8; /* vendor unique reason code,set to 0 */ 739}; 740 741/* 742 * TPRLO logout parameter page 743 */ 744struct fc_tprlo_params_page_s { 745 u32 type:8; 746 u32 type_ext:8; 747 748#ifdef __BIG_ENDIAN 749 u32 opa_valid:1; 750 u32 rpa_valid:1; 751 u32 tpo_nport_valid:1; 752 u32 global_process_logout:1; 753 u32 res1:12; 754#else 755 u32 res1:12; 756 u32 global_process_logout:1; 757 u32 tpo_nport_valid:1; 758 u32 rpa_valid:1; 759 u32 opa_valid:1; 760#endif 761 762 u32 orig_process_assc; 763 u32 resp_process_assc; 764 765 u32 res2:8; 766 u32 tpo_nport_id; 767}; 768 769/* 770 * TPRLO ELS command payload 771 */ 772struct fc_tprlo_s { 773 u32 command:8; 774 u32 page_len:8; 775 u32 payload_len:16; 776 777 struct fc_tprlo_params_page_s tprlo_params[1]; 778}; 779 780enum fc_tprlo_type { 781 FC_GLOBAL_LOGO = 1, 782 FC_TPR_LOGO 783}; 784 785/* 786 * TPRLO els command ACC payload 787 */ 788struct fc_tprlo_acc_s { 789 u32 command:8; 790 u32 page_len:8; 791 u32 payload_len:16; 792 struct fc_prlo_acc_params_page_s tprlo_acc_params[1]; 793}; 794 795/* 796 * RSCN els command req payload 797 */ 798#define FC_RSCN_PGLEN 0x4 799 800enum fc_rscn_format { 801 FC_RSCN_FORMAT_PORTID = 0x0, 802 FC_RSCN_FORMAT_AREA = 0x1, 803 FC_RSCN_FORMAT_DOMAIN = 0x2, 804 FC_RSCN_FORMAT_FABRIC = 0x3, 805}; 806 807struct fc_rscn_event_s { 808 u32 format:2; 809 u32 qualifier:4; 810 u32 resvd:2; 811 u32 portid:24; 812}; 813 814struct fc_rscn_pl_s { 815 u8 command; 816 u8 pagelen; 817 __be16 payldlen; 818 struct fc_rscn_event_s event[1]; 819}; 820 821/* 822 * ECHO els command req payload 823 */ 824struct fc_echo_s { 825 struct fc_els_cmd_s els_cmd; 826}; 827 828/* 829 * RNID els command 830 */ 831#define RNID_NODEID_DATA_FORMAT_COMMON 0x00 832#define RNID_NODEID_DATA_FORMAT_FCP3 0x08 833#define RNID_NODEID_DATA_FORMAT_DISCOVERY 0xDF 834 835#define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001 836#define RNID_ASSOCIATED_TYPE_OTHER 0x00000002 837#define RNID_ASSOCIATED_TYPE_HUB 0x00000003 838#define RNID_ASSOCIATED_TYPE_SWITCH 0x00000004 839#define RNID_ASSOCIATED_TYPE_GATEWAY 0x00000005 840#define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE 0x00000009 841#define RNID_ASSOCIATED_TYPE_HOST 0x0000000A 842#define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM 0x0000000B 843#define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE 0x0000000E 844#define RNID_ASSOCIATED_TYPE_NAS_SERVER 0x00000011 845#define RNID_ASSOCIATED_TYPE_BRIDGE 0x00000002 846#define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE 0x00000003 847#define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE 0x000000FF 848 849/* 850 * RNID els command payload 851 */ 852struct fc_rnid_cmd_s { 853 struct fc_els_cmd_s els_cmd; 854 u32 node_id_data_format:8; 855 u32 reserved:24; 856}; 857 858/* 859 * RNID els response payload 860 */ 861 862struct fc_rnid_common_id_data_s { 863 wwn_t port_name; 864 wwn_t node_name; 865}; 866 867struct fc_rnid_general_topology_data_s { 868 u32 vendor_unique[4]; 869 __be32 asso_type; 870 u32 phy_port_num; 871 __be32 num_attached_nodes; 872 u32 node_mgmt:8; 873 u32 ip_version:8; 874 u32 udp_tcp_port_num:16; 875 u32 ip_address[4]; 876 u32 reserved:16; 877 u32 vendor_specific:16; 878}; 879 880struct fc_rnid_acc_s { 881 struct fc_els_cmd_s els_cmd; 882 u32 node_id_data_format:8; 883 u32 common_id_data_length:8; 884 u32 reserved:8; 885 u32 specific_id_data_length:8; 886 struct fc_rnid_common_id_data_s common_id_data; 887 struct fc_rnid_general_topology_data_s gen_topology_data; 888}; 889 890#define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001 891#define RNID_ASSOCIATED_TYPE_OTHER 0x00000002 892#define RNID_ASSOCIATED_TYPE_HUB 0x00000003 893#define RNID_ASSOCIATED_TYPE_SWITCH 0x00000004 894#define RNID_ASSOCIATED_TYPE_GATEWAY 0x00000005 895#define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE 0x00000009 896#define RNID_ASSOCIATED_TYPE_HOST 0x0000000A 897#define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM 0x0000000B 898#define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE 0x0000000E 899#define RNID_ASSOCIATED_TYPE_NAS_SERVER 0x00000011 900#define RNID_ASSOCIATED_TYPE_BRIDGE 0x00000002 901#define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE 0x00000003 902#define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE 0x000000FF 903 904enum fc_rpsc_speed_cap { 905 RPSC_SPEED_CAP_1G = 0x8000, 906 RPSC_SPEED_CAP_2G = 0x4000, 907 RPSC_SPEED_CAP_4G = 0x2000, 908 RPSC_SPEED_CAP_10G = 0x1000, 909 RPSC_SPEED_CAP_8G = 0x0800, 910 RPSC_SPEED_CAP_16G = 0x0400, 911 912 RPSC_SPEED_CAP_UNKNOWN = 0x0001, 913}; 914 915enum fc_rpsc_op_speed { 916 RPSC_OP_SPEED_1G = 0x8000, 917 RPSC_OP_SPEED_2G = 0x4000, 918 RPSC_OP_SPEED_4G = 0x2000, 919 RPSC_OP_SPEED_10G = 0x1000, 920 RPSC_OP_SPEED_8G = 0x0800, 921 RPSC_OP_SPEED_16G = 0x0400, 922 923 RPSC_OP_SPEED_NOT_EST = 0x0001, /* speed not established */ 924}; 925 926struct fc_rpsc_speed_info_s { 927 __be16 port_speed_cap; /* see enum fc_rpsc_speed_cap */ 928 __be16 port_op_speed; /* see enum fc_rpsc_op_speed */ 929}; 930 931/* 932 * If RPSC request is sent to the Domain Controller, the request is for 933 * all the ports within that domain. 934 */ 935struct fc_rpsc_cmd_s { 936 struct fc_els_cmd_s els_cmd; 937}; 938 939/* 940 * RPSC Acc 941 */ 942struct fc_rpsc_acc_s { 943 u32 command:8; 944 u32 rsvd:8; 945 u32 num_entries:16; 946 947 struct fc_rpsc_speed_info_s speed_info[1]; 948}; 949 950/* 951 * If RPSC2 request is sent to the Domain Controller, 952 */ 953#define FC_BRCD_TOKEN 0x42524344 954 955struct fc_rpsc2_cmd_s { 956 struct fc_els_cmd_s els_cmd; 957 __be32 token; 958 u16 resvd; 959 __be16 num_pids; /* Number of pids in the request */ 960 struct { 961 u32 rsvd1:8; 962 u32 pid:24; /* port identifier */ 963 } pid_list[1]; 964}; 965 966enum fc_rpsc2_port_type { 967 RPSC2_PORT_TYPE_UNKNOWN = 0, 968 RPSC2_PORT_TYPE_NPORT = 1, 969 RPSC2_PORT_TYPE_NLPORT = 2, 970 RPSC2_PORT_TYPE_NPIV_PORT = 0x5f, 971 RPSC2_PORT_TYPE_NPORT_TRUNK = 0x6f, 972}; 973 974/* 975 * RPSC2 portInfo entry structure 976 */ 977struct fc_rpsc2_port_info_s { 978 __be32 pid; /* PID */ 979 u16 resvd1; 980 __be16 index; /* port number / index */ 981 u8 resvd2; 982 u8 type; /* port type N/NL/... */ 983 __be16 speed; /* port Operating Speed */ 984}; 985 986/* 987 * RPSC2 Accept payload 988 */ 989struct fc_rpsc2_acc_s { 990 u8 els_cmd; 991 u8 resvd; 992 __be16 num_pids; /* Number of pids in the request */ 993 struct fc_rpsc2_port_info_s port_info[1]; /* port information */ 994}; 995 996/* 997 * bit fields so that multiple classes can be specified 998 */ 999enum fc_cos { 1000 FC_CLASS_2 = 0x04, 1001 FC_CLASS_3 = 0x08, 1002 FC_CLASS_2_3 = 0x0C, 1003}; 1004 1005/* 1006 * symbolic name 1007 */ 1008struct fc_symname_s { 1009 u8 symname[FC_SYMNAME_MAX]; 1010}; 1011 1012struct fc_alpabm_s { 1013 u8 alpa_bm[FC_ALPA_MAX / 8]; 1014}; 1015 1016/* 1017 * protocol default timeout values 1018 */ 1019#define FC_ED_TOV 2 1020#define FC_REC_TOV (FC_ED_TOV + 1) 1021#define FC_RA_TOV 10 1022#define FC_ELS_TOV (2 * FC_RA_TOV) 1023#define FC_FCCT_TOV (3 * FC_RA_TOV) 1024 1025/* 1026 * virtual fabric related defines 1027 */ 1028#define FC_VF_ID_NULL 0 /* must not be used as VF_ID */ 1029#define FC_VF_ID_MIN 1 1030#define FC_VF_ID_MAX 0xEFF 1031#define FC_VF_ID_CTL 0xFEF /* control VF_ID */ 1032 1033/* 1034 * Virtual Fabric Tagging header format 1035 * @caution This is defined only in BIG ENDIAN format. 1036 */ 1037struct fc_vft_s { 1038 u32 r_ctl:8; 1039 u32 ver:2; 1040 u32 type:4; 1041 u32 res_a:2; 1042 u32 priority:3; 1043 u32 vf_id:12; 1044 u32 res_b:1; 1045 u32 hopct:8; 1046 u32 res_c:24; 1047}; 1048 1049/* 1050 * FCP_CMND definitions 1051 */ 1052#define FCP_CMND_CDB_LEN 16 1053#define FCP_CMND_LUN_LEN 8 1054 1055struct fcp_cmnd_s { 1056 struct scsi_lun lun; /* 64-bit LU number */ 1057 u8 crn; /* command reference number */ 1058#ifdef __BIG_ENDIAN 1059 u8 resvd:1, 1060 priority:4, /* FCP-3: SAM-3 priority */ 1061 taskattr:3; /* scsi task attribute */ 1062#else 1063 u8 taskattr:3, /* scsi task attribute */ 1064 priority:4, /* FCP-3: SAM-3 priority */ 1065 resvd:1; 1066#endif 1067 u8 tm_flags; /* task management flags */ 1068#ifdef __BIG_ENDIAN 1069 u8 addl_cdb_len:6, /* additional CDB length words */ 1070 iodir:2; /* read/write FCP_DATA IUs */ 1071#else 1072 u8 iodir:2, /* read/write FCP_DATA IUs */ 1073 addl_cdb_len:6; /* additional CDB length */ 1074#endif 1075 struct scsi_cdb_s cdb; 1076 1077 __be32 fcp_dl; /* bytes to be transferred */ 1078}; 1079 1080#define fcp_cmnd_cdb_len(_cmnd) ((_cmnd)->addl_cdb_len * 4 + FCP_CMND_CDB_LEN) 1081#define fcp_cmnd_fcpdl(_cmnd) ((&(_cmnd)->fcp_dl)[(_cmnd)->addl_cdb_len]) 1082 1083/* 1084 * struct fcp_cmnd_s .iodir field values 1085 */ 1086enum fcp_iodir { 1087 FCP_IODIR_NONE = 0, 1088 FCP_IODIR_WRITE = 1, 1089 FCP_IODIR_READ = 2, 1090 FCP_IODIR_RW = 3, 1091}; 1092 1093/* 1094 * Task management flags field - only one bit shall be set 1095 */ 1096enum fcp_tm_cmnd { 1097 FCP_TM_ABORT_TASK_SET = BIT(1), 1098 FCP_TM_CLEAR_TASK_SET = BIT(2), 1099 FCP_TM_LUN_RESET = BIT(4), 1100 FCP_TM_TARGET_RESET = BIT(5), /* obsolete in FCP-3 */ 1101 FCP_TM_CLEAR_ACA = BIT(6), 1102}; 1103 1104/* 1105 * FCP_RSP residue flags 1106 */ 1107enum fcp_residue { 1108 FCP_NO_RESIDUE = 0, /* no residue */ 1109 FCP_RESID_OVER = 1, /* more data left that was not sent */ 1110 FCP_RESID_UNDER = 2, /* less data than requested */ 1111}; 1112 1113struct fcp_rspinfo_s { 1114 u32 res0:24; 1115 u32 rsp_code:8; /* response code (as above) */ 1116 u32 res1; 1117}; 1118 1119struct fcp_resp_s { 1120 u32 reserved[2]; /* 2 words reserved */ 1121 u16 reserved2; 1122#ifdef __BIG_ENDIAN 1123 u8 reserved3:3; 1124 u8 fcp_conf_req:1; /* FCP_CONF is requested */ 1125 u8 resid_flags:2; /* underflow/overflow */ 1126 u8 sns_len_valid:1; /* sense len is valid */ 1127 u8 rsp_len_valid:1; /* response len is valid */ 1128#else 1129 u8 rsp_len_valid:1; /* response len is valid */ 1130 u8 sns_len_valid:1; /* sense len is valid */ 1131 u8 resid_flags:2; /* underflow/overflow */ 1132 u8 fcp_conf_req:1; /* FCP_CONF is requested */ 1133 u8 reserved3:3; 1134#endif 1135 u8 scsi_status; /* one byte SCSI status */ 1136 u32 residue; /* residual data bytes */ 1137 u32 sns_len; /* length od sense info */ 1138 u32 rsp_len; /* length of response info */ 1139}; 1140 1141#define fcp_snslen(__fcprsp) ((__fcprsp)->sns_len_valid ? \ 1142 (__fcprsp)->sns_len : 0) 1143#define fcp_rsplen(__fcprsp) ((__fcprsp)->rsp_len_valid ? \ 1144 (__fcprsp)->rsp_len : 0) 1145#define fcp_rspinfo(__fcprsp) ((struct fcp_rspinfo_s *)((__fcprsp) + 1)) 1146#define fcp_snsinfo(__fcprsp) (((u8 *)fcp_rspinfo(__fcprsp)) + \ 1147 fcp_rsplen(__fcprsp)) 1148/* 1149 * CT 1150 */ 1151struct ct_hdr_s { 1152 u32 rev_id:8; /* Revision of the CT */ 1153 u32 in_id:24; /* Initiator Id */ 1154 u32 gs_type:8; /* Generic service Type */ 1155 u32 gs_sub_type:8; /* Generic service sub type */ 1156 u32 options:8; /* options */ 1157 u32 rsvrd:8; /* reserved */ 1158 u32 cmd_rsp_code:16;/* ct command/response code */ 1159 u32 max_res_size:16;/* maximum/residual size */ 1160 u32 frag_id:8; /* fragment ID */ 1161 u32 reason_code:8; /* reason code */ 1162 u32 exp_code:8; /* explanation code */ 1163 u32 vendor_unq:8; /* vendor unique */ 1164}; 1165 1166/* 1167 * defines for the Revision 1168 */ 1169enum { 1170 CT_GS3_REVISION = 0x01, 1171}; 1172 1173/* 1174 * defines for gs_type 1175 */ 1176enum { 1177 CT_GSTYPE_KEYSERVICE = 0xF7, 1178 CT_GSTYPE_ALIASSERVICE = 0xF8, 1179 CT_GSTYPE_MGMTSERVICE = 0xFA, 1180 CT_GSTYPE_TIMESERVICE = 0xFB, 1181 CT_GSTYPE_DIRSERVICE = 0xFC, 1182}; 1183 1184/* 1185 * defines for gs_sub_type for gs type directory service 1186 */ 1187enum { 1188 CT_GSSUBTYPE_NAMESERVER = 0x02, 1189}; 1190 1191/* 1192 * defines for gs_sub_type for gs type management service 1193 */ 1194enum { 1195 CT_GSSUBTYPE_CFGSERVER = 0x01, 1196 CT_GSSUBTYPE_UNZONED_NS = 0x02, 1197 CT_GSSUBTYPE_ZONESERVER = 0x03, 1198 CT_GSSUBTYPE_LOCKSERVER = 0x04, 1199 CT_GSSUBTYPE_HBA_MGMTSERVER = 0x10, /* for FDMI */ 1200}; 1201 1202/* 1203 * defines for CT response code field 1204 */ 1205enum { 1206 CT_RSP_REJECT = 0x8001, 1207 CT_RSP_ACCEPT = 0x8002, 1208}; 1209 1210/* 1211 * defintions for CT reason code 1212 */ 1213enum { 1214 CT_RSN_INV_CMD = 0x01, 1215 CT_RSN_INV_VER = 0x02, 1216 CT_RSN_LOGIC_ERR = 0x03, 1217 CT_RSN_INV_SIZE = 0x04, 1218 CT_RSN_LOGICAL_BUSY = 0x05, 1219 CT_RSN_PROTO_ERR = 0x07, 1220 CT_RSN_UNABLE_TO_PERF = 0x09, 1221 CT_RSN_NOT_SUPP = 0x0B, 1222 CT_RSN_SERVER_NOT_AVBL = 0x0D, 1223 CT_RSN_SESSION_COULD_NOT_BE_ESTBD = 0x0E, 1224 CT_RSN_VENDOR_SPECIFIC = 0xFF, 1225 1226}; 1227 1228/* 1229 * definitions for explanations code for Name server 1230 */ 1231enum { 1232 CT_NS_EXP_NOADDITIONAL = 0x00, 1233 CT_NS_EXP_ID_NOT_REG = 0x01, 1234 CT_NS_EXP_PN_NOT_REG = 0x02, 1235 CT_NS_EXP_NN_NOT_REG = 0x03, 1236 CT_NS_EXP_CS_NOT_REG = 0x04, 1237 CT_NS_EXP_IPN_NOT_REG = 0x05, 1238 CT_NS_EXP_IPA_NOT_REG = 0x06, 1239 CT_NS_EXP_FT_NOT_REG = 0x07, 1240 CT_NS_EXP_SPN_NOT_REG = 0x08, 1241 CT_NS_EXP_SNN_NOT_REG = 0x09, 1242 CT_NS_EXP_PT_NOT_REG = 0x0A, 1243 CT_NS_EXP_IPP_NOT_REG = 0x0B, 1244 CT_NS_EXP_FPN_NOT_REG = 0x0C, 1245 CT_NS_EXP_HA_NOT_REG = 0x0D, 1246 CT_NS_EXP_FD_NOT_REG = 0x0E, 1247 CT_NS_EXP_FF_NOT_REG = 0x0F, 1248 CT_NS_EXP_ACCESSDENIED = 0x10, 1249 CT_NS_EXP_UNACCEPTABLE_ID = 0x11, 1250 CT_NS_EXP_DATABASEEMPTY = 0x12, 1251 CT_NS_EXP_NOT_REG_IN_SCOPE = 0x13, 1252 CT_NS_EXP_DOM_ID_NOT_PRESENT = 0x14, 1253 CT_NS_EXP_PORT_NUM_NOT_PRESENT = 0x15, 1254 CT_NS_EXP_NO_DEVICE_ATTACHED = 0x16 1255}; 1256 1257/* 1258 * defintions for the explanation code for all servers 1259 */ 1260enum { 1261 CT_EXP_AUTH_EXCEPTION = 0xF1, 1262 CT_EXP_DB_FULL = 0xF2, 1263 CT_EXP_DB_EMPTY = 0xF3, 1264 CT_EXP_PROCESSING_REQ = 0xF4, 1265 CT_EXP_UNABLE_TO_VERIFY_CONN = 0xF5, 1266 CT_EXP_DEVICES_NOT_IN_CMN_ZONE = 0xF6 1267}; 1268 1269/* 1270 * Command codes for Name server 1271 */ 1272enum { 1273 GS_GID_PN = 0x0121, /* Get Id on port name */ 1274 GS_GPN_ID = 0x0112, /* Get port name on ID */ 1275 GS_GNN_ID = 0x0113, /* Get node name on ID */ 1276 GS_GID_FT = 0x0171, /* Get Id on FC4 type */ 1277 GS_GSPN_ID = 0x0118, /* Get symbolic PN on ID */ 1278 GS_RFT_ID = 0x0217, /* Register fc4type on ID */ 1279 GS_RSPN_ID = 0x0218, /* Register symbolic PN on ID */ 1280 GS_RSNN_NN = 0x0239, /* Register symbolic NN on NN */ 1281 GS_RPN_ID = 0x0212, /* Register port name */ 1282 GS_RNN_ID = 0x0213, /* Register node name */ 1283 GS_RCS_ID = 0x0214, /* Register class of service */ 1284 GS_RPT_ID = 0x021A, /* Register port type */ 1285 GS_GA_NXT = 0x0100, /* Get all next */ 1286 GS_RFF_ID = 0x021F, /* Register FC4 Feature */ 1287}; 1288 1289struct fcgs_id_req_s { 1290 u32 rsvd:8; 1291 u32 dap:24; /* port identifier */ 1292}; 1293#define fcgs_gpnid_req_t struct fcgs_id_req_s 1294#define fcgs_gnnid_req_t struct fcgs_id_req_s 1295#define fcgs_gspnid_req_t struct fcgs_id_req_s 1296 1297struct fcgs_gidpn_req_s { 1298 wwn_t port_name; /* port wwn */ 1299}; 1300 1301struct fcgs_gidpn_resp_s { 1302 u32 rsvd:8; 1303 u32 dap:24; /* port identifier */ 1304}; 1305 1306/* 1307 * RFT_ID 1308 */ 1309struct fcgs_rftid_req_s { 1310 u32 rsvd:8; 1311 u32 dap:24; /* port identifier */ 1312 __be32 fc4_type[8]; /* fc4 types */ 1313}; 1314 1315/* 1316 * RFF_ID : Register FC4 features. 1317 */ 1318#define FC_GS_FCP_FC4_FEATURE_INITIATOR 0x02 1319#define FC_GS_FCP_FC4_FEATURE_TARGET 0x01 1320 1321struct fcgs_rffid_req_s { 1322 u32 rsvd:8; 1323 u32 dap:24; /* port identifier */ 1324 u32 rsvd1:16; 1325 u32 fc4ftr_bits:8; /* fc4 feature bits */ 1326 u32 fc4_type:8; /* corresponding FC4 Type */ 1327}; 1328 1329/* 1330 * GID_FT Request 1331 */ 1332struct fcgs_gidft_req_s { 1333 u8 reserved; 1334 u8 domain_id; /* domain, 0 - all fabric */ 1335 u8 area_id; /* area, 0 - whole domain */ 1336 u8 fc4_type; /* FC_TYPE_FCP for SCSI devices */ 1337}; 1338 1339/* 1340 * GID_FT Response 1341 */ 1342struct fcgs_gidft_resp_s { 1343 u8 last:1; /* last port identifier flag */ 1344 u8 reserved:7; 1345 u32 pid:24; /* port identifier */ 1346}; 1347 1348/* 1349 * RSPN_ID 1350 */ 1351struct fcgs_rspnid_req_s { 1352 u32 rsvd:8; 1353 u32 dap:24; /* port identifier */ 1354 u8 spn_len; /* symbolic port name length */ 1355 u8 spn[256]; /* symbolic port name */ 1356}; 1357 1358/* 1359 * RSNN_NN 1360 */ 1361struct fcgs_rsnn_nn_req_s { 1362 wwn_t node_name; /* Node name */ 1363 u8 snn_len; /* symbolic node name length */ 1364 u8 snn[256]; /* symbolic node name */ 1365}; 1366 1367/* 1368 * RPN_ID 1369 */ 1370struct fcgs_rpnid_req_s { 1371 u32 rsvd:8; 1372 u32 port_id:24; 1373 wwn_t port_name; 1374}; 1375 1376/* 1377 * RNN_ID 1378 */ 1379struct fcgs_rnnid_req_s { 1380 u32 rsvd:8; 1381 u32 port_id:24; 1382 wwn_t node_name; 1383}; 1384 1385/* 1386 * RCS_ID 1387 */ 1388struct fcgs_rcsid_req_s { 1389 u32 rsvd:8; 1390 u32 port_id:24; 1391 u32 cos; 1392}; 1393 1394/* 1395 * RPT_ID 1396 */ 1397struct fcgs_rptid_req_s { 1398 u32 rsvd:8; 1399 u32 port_id:24; 1400 u32 port_type:8; 1401 u32 rsvd1:24; 1402}; 1403 1404/* 1405 * GA_NXT Request 1406 */ 1407struct fcgs_ganxt_req_s { 1408 u32 rsvd:8; 1409 u32 port_id:24; 1410}; 1411 1412/* 1413 * GA_NXT Response 1414 */ 1415struct fcgs_ganxt_rsp_s { 1416 u32 port_type:8; /* Port Type */ 1417 u32 port_id:24; /* Port Identifier */ 1418 wwn_t port_name; /* Port Name */ 1419 u8 spn_len; /* Length of Symbolic Port Name */ 1420 char spn[255]; /* Symbolic Port Name */ 1421 wwn_t node_name; /* Node Name */ 1422 u8 snn_len; /* Length of Symbolic Node Name */ 1423 char snn[255]; /* Symbolic Node Name */ 1424 u8 ipa[8]; /* Initial Process Associator */ 1425 u8 ip[16]; /* IP Address */ 1426 u32 cos; /* Class of Service */ 1427 u32 fc4types[8]; /* FC-4 TYPEs */ 1428 wwn_t fabric_port_name; /* Fabric Port Name */ 1429 u32 rsvd:8; /* Reserved */ 1430 u32 hard_addr:24; /* Hard Address */ 1431}; 1432 1433/* 1434 * Command codes for Fabric Configuration Server 1435 */ 1436enum { 1437 GS_FC_GFN_CMD = 0x0114, /* GS FC Get Fabric Name */ 1438 GS_FC_GMAL_CMD = 0x0116, /* GS FC GMAL */ 1439 GS_FC_TRACE_CMD = 0x0400, /* GS FC Trace Route */ 1440 GS_FC_PING_CMD = 0x0401, /* GS FC Ping */ 1441}; 1442 1443/* 1444 * GMAL Command ( Get ( interconnect Element) Management Address List) 1445 * To retrieve the IP Address of a Switch. 1446 */ 1447#define CT_GMAL_RESP_PREFIX_TELNET "telnet://" 1448#define CT_GMAL_RESP_PREFIX_HTTP "http://" 1449 1450/* GMAL/GFN request */ 1451struct fcgs_req_s { 1452 wwn_t wwn; /* PWWN/NWWN */ 1453}; 1454 1455#define fcgs_gmal_req_t struct fcgs_req_s 1456#define fcgs_gfn_req_t struct fcgs_req_s 1457 1458/* Accept Response to GMAL */ 1459struct fcgs_gmal_resp_s { 1460 __be32 ms_len; /* Num of entries */ 1461 u8 ms_ma[256]; 1462}; 1463 1464struct fcgs_gmal_entry_s { 1465 u8 len; 1466 u8 prefix[7]; /* like "http://" */ 1467 u8 ip_addr[248]; 1468}; 1469 1470/* 1471 * FDMI Command Codes 1472 */ 1473#define FDMI_GRHL 0x0100 1474#define FDMI_GHAT 0x0101 1475#define FDMI_GRPL 0x0102 1476#define FDMI_GPAT 0x0110 1477#define FDMI_RHBA 0x0200 1478#define FDMI_RHAT 0x0201 1479#define FDMI_RPRT 0x0210 1480#define FDMI_RPA 0x0211 1481#define FDMI_DHBA 0x0300 1482#define FDMI_DPRT 0x0310 1483 1484/* 1485 * FDMI reason codes 1486 */ 1487#define FDMI_NO_ADDITIONAL_EXP 0x00 1488#define FDMI_HBA_ALREADY_REG 0x10 1489#define FDMI_HBA_ATTRIB_NOT_REG 0x11 1490#define FDMI_HBA_ATTRIB_MULTIPLE 0x12 1491#define FDMI_HBA_ATTRIB_LENGTH_INVALID 0x13 1492#define FDMI_HBA_ATTRIB_NOT_PRESENT 0x14 1493#define FDMI_PORT_ORIG_NOT_IN_LIST 0x15 1494#define FDMI_PORT_HBA_NOT_IN_LIST 0x16 1495#define FDMI_PORT_ATTRIB_NOT_REG 0x20 1496#define FDMI_PORT_NOT_REG 0x21 1497#define FDMI_PORT_ATTRIB_MULTIPLE 0x22 1498#define FDMI_PORT_ATTRIB_LENGTH_INVALID 0x23 1499#define FDMI_PORT_ALREADY_REGISTEREED 0x24 1500 1501/* 1502 * FDMI Transmission Speed Mask values 1503 */ 1504#define FDMI_TRANS_SPEED_1G 0x00000001 1505#define FDMI_TRANS_SPEED_2G 0x00000002 1506#define FDMI_TRANS_SPEED_10G 0x00000004 1507#define FDMI_TRANS_SPEED_4G 0x00000008 1508#define FDMI_TRANS_SPEED_8G 0x00000010 1509#define FDMI_TRANS_SPEED_16G 0x00000020 1510#define FDMI_TRANS_SPEED_UNKNOWN 0x00008000 1511 1512/* 1513 * FDMI HBA attribute types 1514 */ 1515enum fdmi_hba_attribute_type { 1516 FDMI_HBA_ATTRIB_NODENAME = 1, /* 0x0001 */ 1517 FDMI_HBA_ATTRIB_MANUFACTURER, /* 0x0002 */ 1518 FDMI_HBA_ATTRIB_SERIALNUM, /* 0x0003 */ 1519 FDMI_HBA_ATTRIB_MODEL, /* 0x0004 */ 1520 FDMI_HBA_ATTRIB_MODEL_DESC, /* 0x0005 */ 1521 FDMI_HBA_ATTRIB_HW_VERSION, /* 0x0006 */ 1522 FDMI_HBA_ATTRIB_DRIVER_VERSION, /* 0x0007 */ 1523 FDMI_HBA_ATTRIB_ROM_VERSION, /* 0x0008 */ 1524 FDMI_HBA_ATTRIB_FW_VERSION, /* 0x0009 */ 1525 FDMI_HBA_ATTRIB_OS_NAME, /* 0x000A */ 1526 FDMI_HBA_ATTRIB_MAX_CT, /* 0x000B */ 1527 FDMI_HBA_ATTRIB_NODE_SYM_NAME, /* 0x000C */ 1528 FDMI_HBA_ATTRIB_VENDOR_INFO, /* 0x000D */ 1529 FDMI_HBA_ATTRIB_NUM_PORTS, /* 0x000E */ 1530 FDMI_HBA_ATTRIB_FABRIC_NAME, /* 0x000F */ 1531 FDMI_HBA_ATTRIB_BIOS_VER, /* 0x0010 */ 1532 FDMI_HBA_ATTRIB_VENDOR_ID = 0x00E0, 1533 1534 FDMI_HBA_ATTRIB_MAX_TYPE 1535}; 1536 1537/* 1538 * FDMI Port attribute types 1539 */ 1540enum fdmi_port_attribute_type { 1541 FDMI_PORT_ATTRIB_FC4_TYPES = 1, /* 0x0001 */ 1542 FDMI_PORT_ATTRIB_SUPP_SPEED, /* 0x0002 */ 1543 FDMI_PORT_ATTRIB_PORT_SPEED, /* 0x0003 */ 1544 FDMI_PORT_ATTRIB_FRAME_SIZE, /* 0x0004 */ 1545 FDMI_PORT_ATTRIB_DEV_NAME, /* 0x0005 */ 1546 FDMI_PORT_ATTRIB_HOST_NAME, /* 0x0006 */ 1547 FDMI_PORT_ATTRIB_NODE_NAME, /* 0x0007 */ 1548 FDMI_PORT_ATTRIB_PORT_NAME, /* 0x0008 */ 1549 FDMI_PORT_ATTRIB_PORT_SYM_NAME, /* 0x0009 */ 1550 FDMI_PORT_ATTRIB_PORT_TYPE, /* 0x000A */ 1551 FDMI_PORT_ATTRIB_SUPP_COS, /* 0x000B */ 1552 FDMI_PORT_ATTRIB_PORT_FAB_NAME, /* 0x000C */ 1553 FDMI_PORT_ATTRIB_PORT_FC4_TYPE, /* 0x000D */ 1554 FDMI_PORT_ATTRIB_PORT_STATE = 0x101, /* 0x0101 */ 1555 FDMI_PORT_ATTRIB_PORT_NUM_RPRT = 0x102, /* 0x0102 */ 1556 1557 FDMI_PORT_ATTR_MAX_TYPE 1558}; 1559 1560/* 1561 * FDMI attribute 1562 */ 1563struct fdmi_attr_s { 1564 __be16 type; 1565 __be16 len; 1566 u8 value[1]; 1567}; 1568 1569/* 1570 * HBA Attribute Block 1571 */ 1572struct fdmi_hba_attr_s { 1573 __be32 attr_count; /* # of attributes */ 1574 struct fdmi_attr_s hba_attr; /* n attributes */ 1575}; 1576 1577/* 1578 * Registered Port List 1579 */ 1580struct fdmi_port_list_s { 1581 __be32 num_ports; /* number Of Port Entries */ 1582 wwn_t port_entry; /* one or more */ 1583}; 1584 1585/* 1586 * Port Attribute Block 1587 */ 1588struct fdmi_port_attr_s { 1589 __be32 attr_count; /* # of attributes */ 1590 struct fdmi_attr_s port_attr; /* n attributes */ 1591}; 1592 1593/* 1594 * FDMI Register HBA Attributes 1595 */ 1596struct fdmi_rhba_s { 1597 wwn_t hba_id; /* HBA Identifier */ 1598 struct fdmi_port_list_s port_list; /* Registered Port List */ 1599 struct fdmi_hba_attr_s hba_attr_blk; /* HBA attribute block */ 1600}; 1601 1602/* 1603 * FDMI Register Port 1604 */ 1605struct fdmi_rprt_s { 1606 wwn_t hba_id; /* HBA Identifier */ 1607 wwn_t port_name; /* Port wwn */ 1608 struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */ 1609}; 1610 1611/* 1612 * FDMI Register Port Attributes 1613 */ 1614struct fdmi_rpa_s { 1615 wwn_t port_name; /* port wwn */ 1616 struct fdmi_port_attr_s port_attr_blk; /* Port Attr Block */ 1617}; 1618 1619#pragma pack() 1620 1621#endif /* __BFA_FC_H__ */ 1622