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__ */ 1599