1/*- 2 * Copyright (c) 2017 Broadcom. All rights reserved. 3 * The term "Broadcom" refers to Broadcom Limited and/or its subsidiaries. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 11 * 2. Redistributions in binary form must reproduce the above copyright notice, 12 * this list of conditions and the following disclaimer in the documentation 13 * and/or other materials provided with the distribution. 14 * 15 * 3. Neither the name of the copyright holder nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32/** 33 * @file 34 * Define Fibre Channel types and structures. 35 */ 36 37#ifndef _OCS_FCP_H 38#define _OCS_FCP_H 39 40#define FC_ELS_CMD_RJT 0x01 41#define FC_ELS_CMD_ACC 0x02 42#define FC_ELS_CMD_PLOGI 0x03 43#define FC_ELS_CMD_FLOGI 0x04 44#define FC_ELS_CMD_LOGO 0x05 45#define FC_ELS_CMD_RRQ 0x12 46#define FC_ELS_CMD_PRLI 0x20 47#define FC_ELS_CMD_PRLO 0x21 48#define FC_ELS_CMD_PDISC 0x50 49#define FC_ELS_CMD_FDISC 0x51 50#define FC_ELS_CMD_ADISC 0x52 51#define FC_ELS_CMD_RSCN 0x61 52#define FC_ELS_CMD_SCR 0x62 53 54#define FC_TYPE_BASIC_LINK 0 55#define FC_TYPE_FCP 0x08 56#define FC_TYPE_GS 0x20 57#define FC_TYPE_SW 0x22 58 59#define FC_ADDR_FABRIC 0xfffffe /** well known fabric address */ 60#define FC_ADDR_CONTROLLER 0xfffffd /** well known fabric controller address */ 61#define FC_ADDR_IS_DOMAIN_CTRL(x) (((x) & 0xffff00) == 0xfffc00) /** is well known domain controller */ 62#define FC_ADDR_GET_DOMAIN_CTRL(x) ((x) & 0x0000ff) /** get domain controller number */ 63#define FC_ADDR_NAMESERVER 0xfffffc /** well known directory server address */ 64 65#define FC_GS_TYPE_ALIAS_SERVICE 0xf8 66#define FC_GS_TYPE_MANAGEMENT_SERVICE 0xfa 67#define FC_GS_TYPE_DIRECTORY_SERVICE 0xfc 68 69#define FC_GS_SUBTYPE_NAME_SERVER 0x02 70 71/** 72 * Generic Services FC Type Bit mask macros: 73 */ 74#define FC_GS_TYPE_WORD(type) ((type) >> 5) 75#define FC_GS_TYPE_BIT(type) ((type) & 0x1f) 76 77/** 78 * Generic Services Name Server Request Command codes: 79 */ 80#define FC_GS_NAMESERVER_GPN_ID 0x0112 81#define FC_GS_NAMESERVER_GNN_ID 0x0113 82#define FC_GS_NAMESERVER_GFPN_ID 0x011c 83#define FC_GS_NAMESERVER_GFF_ID 0x011f 84#define FC_GS_NAMESERVER_GID_FT 0x0171 85#define FC_GS_NAMESERVER_GID_PT 0x01a1 86#define FC_GS_NAMESERVER_RHBA 0x0200 87#define FC_GS_NAMESERVER_RPA 0x0211 88#define FC_GS_NAMESERVER_RPN_ID 0x0212 89#define FC_GS_NAMESERVER_RNN_ID 0x0213 90#define FC_GS_NAMESERVER_RCS_ID 0x0214 91#define FC_GS_NAMESERVER_RFT_ID 0x0217 92#define FC_GS_NAMESERVER_RFF_ID 0x021f 93#define FC_GS_NAMESERVER_RSNN_NN 0x0239 94#define FC_GS_NAMESERVER_RSPN_ID 0x0218 95 96#define FC_GS_REVISION 0x03 97 98#define FC_GS_IO_PARAMS { .fc_ct.r_ctl = 0x02, \ 99 .fc_ct.type = FC_TYPE_GS, \ 100 .fc_ct.df_ctl = 0x00 } 101 102typedef struct fc_vft_header_s { 103 uint32_t :1, 104 vf_id:12, 105 priority:3, 106 e:1, 107 :1, 108 type:4, 109 ver:2, 110 r_ctl:8; 111 uint32_t :24, 112 hopct:8; 113} fc_vft_header_t; 114 115#if BYTE_ORDER == LITTLE_ENDIAN 116static inline uint32_t fc_be24toh(uint32_t x) { return (ocs_be32toh(x) >> 8); } 117#else 118static inline uint32_t fc_be24toh(uint32_t x) { } 119#endif 120static inline uint32_t fc_htobe24(uint32_t x) { return fc_be24toh(x); } 121 122#define FC_SOFI3 0x2e 123#define FC_SOFn3 0x36 124#define FC_EOFN 0x41 125#define FC_EOFT 0x42 126 127/** 128 * @brief FC header in big-endian order 129 */ 130typedef struct fc_header_s { 131 uint32_t info:4, 132 r_ctl:4, 133 d_id:24; 134 uint32_t cs_ctl:8, 135 s_id:24; 136 uint32_t type:8, 137 f_ctl:24; 138 uint32_t seq_id:8, 139 df_ctl:8, 140 seq_cnt:16; 141 uint32_t ox_id:16, 142 rx_id:16; 143 uint32_t parameter; 144} fc_header_t; 145 146/** 147 * @brief FC header in little-endian order 148 */ 149typedef struct fc_header_le_s { 150#if BYTE_ORDER == LITTLE_ENDIAN 151 uint32_t d_id:24, 152 info:4, 153 r_ctl:4; 154 uint32_t s_id:24, 155 cs_ctl:8; 156 uint32_t f_ctl:24, 157 type:8; 158 uint32_t seq_cnt:16, 159 df_ctl:8, 160 seq_id:8; 161 uint32_t rx_id:16, 162 ox_id:16; 163 uint32_t parameter; 164#else 165#error big endian version not defined 166#endif 167} fc_header_le_t; 168 169/** 170 * @brief FC VM header in big-endian order 171 */ 172typedef struct fc_vm_header_s { 173 uint32_t dst_vmid; 174 uint32_t src_vmid; 175 uint32_t rsvd0; 176 uint32_t rsvd1; 177} fc_vm_header_t; 178 179#define FC_DFCTL_DEVICE_HDR_16_MASK 0x1 180#define FC_DFCTL_NETWORK_HDR_MASK 0x20 181#define FC_DFCTL_ESP_HDR_MASK 0x40 182#define FC_DFCTL_NETWORK_HDR_SIZE 16 183#define FC_DFCTL_ESP_HDR_SIZE 0 //FIXME 184 185#define FC_RCTL_FC4_DATA 0 186#define FC_RCTL_ELS 2 187#define FC_RCTL_BLS 8 188 189#define FC_RCTL_INFO_UNCAT 0 190#define FC_RCTL_INFO_SOL_DATA 1 191#define FC_RCTL_INFO_UNSOL_CTRL 2 192#define FC_RCTL_INFO_SOL_CTRL 3 193#define FC_RCTL_INFO_UNSOL_DATA 4 194#define FC_RCTL_INFO_DATA_DESC 5 195#define FC_RCTL_INFO_UNSOL_CMD 6 196#define FC_RCTL_INFO_CMD_STATUS 7 197 198#define FC_FCTL_EXCHANGE_RESPONDER 0x800000 199#define FC_FCTL_SEQUENCE_CONTEXT 0x400000 200#define FC_FCTL_FIRST_SEQUENCE 0x200000 201#define FC_FCTL_LAST_SEQUENCE 0x100000 202#define FC_FCTL_END_SEQUENCE 0x080000 203#define FC_FCTL_END_CONNECTION 0x040000 204#define FC_FCTL_PRIORITY_ENABLE 0x020000 205#define FC_FCTL_SEQUENCE_INITIATIVE 0x010000 206#define FC_FCTL_FILL_DATA_BYTES_MASK 0x000003 207 208/** 209 * Common BLS definitions: 210 */ 211#define FC_INFO_NOP 0x0 212#define FC_INFO_ABTS 0x1 213#define FC_INFO_RMC 0x2 214/* reserved 0x3 */ 215#define FC_INFO_BA_ACC 0x4 216#define FC_INFO_BA_RJT 0x5 217#define FC_INFO_PRMT 0x6 218 219/* (FC-LS) LS_RJT Reason Codes */ 220#define FC_REASON_INVALID_COMMAND_CODE 0x01 221#define FC_REASON_LOGICAL_ERROR 0x03 222#define FC_REASON_LOGICAL_BUSY 0x05 223#define FC_REASON_PROTOCOL_ERROR 0x07 224#define FC_REASON_UNABLE_TO_PERFORM 0x09 225#define FC_REASON_COMMAND_NOT_SUPPORTED 0x0b 226#define FC_REASON_COMMAND_IN_PROGRESS 0x0e 227#define FC_REASON_VENDOR_SPECIFIC 0xff 228 229/* (FC-LS) LS_RJT Reason Codes Explanations */ 230#define FC_EXPL_NO_ADDITIONAL 0x00 231#define FC_EXPL_SPARAM_OPTIONS 0x01 232#define FC_EXPL_SPARAM_INITIATOR 0x03 233#define FC_EXPL_SPARAM_RECPIENT 0x05 234#define FC_EXPL_SPARM_DATA_SIZE 0x07 235#define FC_EXPL_SPARM_CONCURRENT 0x09 236#define FC_EXPL_SPARM_CREDIT 0x0b 237#define FC_EXPL_INV_PORT_NAME 0x0d 238#define FC_EXPL_INV_NODE_NAME 0x0e 239#define FC_EXPL_INV_COMMON_SPARAMS 0x0f 240#define FC_EXPL_INV_ASSOC_HEADER 0x11 241#define FC_EXPL_ASSOC_HDR_REQUIRED 0x13 242#define FC_EXPL_INV_ORIGINATOR_S_ID 0x15 243#define FC_EXPL_INV_X_ID_COMBINATION 0x17 244#define FC_EXPL_COMMAND_IN_PROGRESS 0x19 245#define FC_EXPL_NPORT_LOGIN_REQUIRED 0x1e 246#define FC_EXPL_N_PORT_ID 0x1f 247#define FC_EXPL_INSUFFICIENT_RESOURCES 0x29 248#define FC_EXPL_UNABLE_TO_SUPPLY_DATA 0x2a 249#define FC_EXPL_REQUEST_NOT_SUPPORTED 0x2c 250#define FC_EXPL_INV_PAYLOAD_LEN 0x1d 251#define FC_EXPL_INV_PORT_NODE_NAME 0x44 252#define FC_EXPL_LOGIN_EXT_NOT_SUPPORTED 0x46 253#define FC_EXPL_AUTH_REQUIRED 0x48 254#define FC_EXPL_SCAN_VALUE_NOT_ALLOWED 0x50 255#define FC_EXPL_SCAN_VALUE_NOT_SUPPORTED 0x51 256#define FC_EXPL_NO_RESOURCES_ASSIGNED 0x52 257#define FC_EXPL_MAC_ADDR_MODE_NOT_SUPPORTED 0x60 258#define FC_EXPL_MAC_ADDR_INCORRECTLY_FORMED 0x61 259#define FC_EXPL_VN2VN_PORT_NOT_IN_NEIGHBOR_SET 0x62 260 261#define FC_EXPL_INV_X_ID 0x03 /* invalid OX_ID - RX_ID combination */ 262#define FC_EXPL_SEQUENCE_ABORTED 0x05 263 264typedef struct fc_ba_acc_payload_s { 265#define FC_SEQ_ID_VALID 0x80 266#define FC_SEQ_ID_INVALID 0x00 267 uint32_t seq_id_validity:8, 268 seq_id:8, 269 :16; 270 uint32_t ox_id:16, 271 rx_id:16; 272 uint32_t low_seq_cnt:16, 273 high_seq_cnt:16; 274} fc_ba_acc_payload_t; 275 276typedef struct fc_ba_rjt_payload_s { 277 uint32_t vendor_unique:8, 278 reason_explanation:8, 279 reason_code:8, 280 :8; 281} fc_ba_rjt_payload_t; 282 283typedef struct fc_els_gen_s { 284 uint32_t command_code: 8, 285 resv1: 24; 286} fc_els_gen_t; 287 288typedef struct fc_plogi_playload_s { 289 uint32_t command_code: 8, 290 resv1: 24; 291 uint32_t common_service_parameters[4]; 292 uint32_t port_name_hi; 293 uint32_t port_name_lo; 294 uint32_t node_name_hi; 295 uint32_t node_name_lo; 296 uint32_t class1_service_parameters[4]; 297 uint32_t class2_service_parameters[4]; 298 uint32_t class3_service_parameters[4]; 299 uint32_t class4_service_parameters[4]; 300 uint32_t vendor_version_level[4]; 301} fc_plogi_payload_t; 302 303typedef fc_plogi_payload_t fc_sparms_t; 304 305typedef struct fc_logo_payload_s { 306 uint32_t command_code: 8, 307 resv1:24; 308 uint32_t :8, 309 port_id:24; 310 uint32_t port_name_hi; 311 uint32_t port_name_lo; 312} fc_logo_payload_t; 313 314typedef struct fc_acc_payload_s { 315 uint32_t command_code: 8, 316 resv1:24; 317} fc_acc_payload_t; 318 319typedef struct fc_ls_rjt_payload_s { 320 uint32_t command_code:8, 321 resv1:24; 322 uint32_t resv2:8, 323 reason_code:8, 324 reason_code_exp:8, 325 vendor_unique:8; 326} fc_ls_rjt_payload_t; 327 328typedef struct fc_prli_payload_s { 329 uint32_t command_code:8, 330 page_length:8, 331 payload_length:16; 332 uint32_t type:8, 333 type_ext:8, 334 flags:16; 335 uint32_t originator_pa; 336 uint32_t responder_pa; 337 uint32_t :16, 338 service_params:16; 339} fc_prli_payload_t; 340 341typedef struct fc_prlo_payload_s { 342 uint32_t command_code:8, 343 page_length:8, 344 payload_length:16; 345 uint32_t type:8, 346 type_ext:8, 347 :16; 348 uint32_t :32; 349 uint32_t :32; 350 uint32_t :32; 351} fc_prlo_payload_t; 352 353typedef struct fc_prlo_acc_payload_s { 354 uint32_t command_code:8, 355 page_length:8, 356 payload_length:16; 357 uint32_t type:8, 358 type_ext:8, 359 :4, 360 response_code:4, 361 :8; 362 uint32_t :32; 363 uint32_t :32; 364 uint32_t :32; 365} fc_prlo_acc_payload_t; 366 367typedef struct fc_adisc_payload_s { 368 uint32_t command_code:8, 369 payload_length:24; 370 uint32_t :8, 371 hard_address:24; 372 uint32_t port_name_hi; 373 uint32_t port_name_lo; 374 uint32_t node_name_hi; 375 uint32_t node_name_lo; 376 uint32_t :8, 377 port_id:24; 378} fc_adisc_payload_t; 379 380/* PRLI flags */ 381#define FC_PRLI_ORIGINATOR_PA_VALID 0x8000 382#define FC_PRLI_RESPONDER_PA_VALID 0x4000 383#define FC_PRLI_ESTABLISH_IMAGE_PAIR 0x2000 384#define FC_PRLI_SERVICE_PARAM_INVALID 0x0800 385#define FC_PRLI_REQUEST_EXECUTED 0x0100 386 387/* PRLI Service Parameters */ 388#define FC_PRLI_REC_SUPPORT 0x0400 389#define FC_PRLI_TASK_RETRY_ID_REQ 0x0200 390#define FC_PRLI_RETRY 0x0100 391#define FC_PRLI_CONFIRMED_COMPLETION 0x0080 392#define FC_PRLI_DATA_OVERLAY 0x0040 393#define FC_PRLI_INITIATOR_FUNCTION 0x0020 394#define FC_PRLI_TARGET_FUNCTION 0x0010 395#define FC_PRLI_READ_XRDY_DISABLED 0x0002 396#define FC_PRLI_WRITE_XRDY_DISABLED 0x0001 397 398/* PRLO Logout flags */ 399#define FC_PRLO_REQUEST_EXECUTED 0x0001 400 401typedef struct fc_scr_payload_s { 402 uint32_t command_code:8, 403 :24; 404 uint32_t :24, 405 function:8; 406} fc_scr_payload_t; 407 408#define FC_SCR_REG_FABRIC 1 409#define FC_SCR_REG_NPORT 2 410#define FC_SCR_REG_FULL 3 411 412typedef struct { 413 uint32_t :2, 414 rscn_event_qualifier:4, 415 address_format:2, 416 port_id:24; 417} fc_rscn_affected_port_id_page_t; 418 419typedef struct fc_rscn_payload_s { 420 uint32_t command_code:8, 421 page_length:8, 422 payload_length:16; 423 fc_rscn_affected_port_id_page_t port_list[1]; 424} fc_rscn_payload_t; 425 426typedef struct fcct_iu_header_s { 427#if BYTE_ORDER == LITTLE_ENDIAN 428 uint32_t revision:8, 429 in_id:24; 430 uint32_t gs_type:8, 431 gs_subtype:8, 432 options:8, 433 resv1:8; 434 uint32_t cmd_rsp_code:16, 435 max_residual_size:16; 436 uint32_t fragment_id:8, 437 reason_code:8, 438 reason_code_explanation:8, 439 vendor_specific:8; 440#else 441#error big endian version not defined 442#endif 443} fcct_iu_header_t; 444 445#define FCCT_REJECT_INVALID_COMMAND_CODE 1 446#define FCCT_REJECT_INVALID_VERSION_LEVEL 2 447#define FCCT_LOGICAL_ERROR 3 448#define FCCT_INVALID_CT_IU_SIZE 4 449#define FCCT_LOGICAL_BUSY 5 450#define FCCT_PROTOCOL_ERROR 7 451#define FCCT_UNABLE_TO_PERFORM 9 452#define FCCT_COMMAND_NOT_SUPPORTED 0x0b 453#define FCCT_FABRIC_PORT_NAME_NOT_REGISTERED 0x0c 454#define FCCT_SERVER_NOT_AVAILABLE 0x0d 455#define FCCT_SESSION_COULD_NOT_BE_ESTABLISHED 0x0e 456#define FCCT_VENDOR_SPECIFIC_ERROR 0xff 457 458#define FCCT_NO_ADDITIONAL_EXPLANATION 0 459#define FCCT_AUTHORIZATION_EXCEPTION 0xf0 460#define FCCT_AUTHENTICATION_EXCEPTION 0xf1 461#define FCCT_DATA_BASE_FULL 0xf2 462#define FCCT_DATA_BASE_EMPTY 0xf3 463#define FCCT_PROCESSING_REQUEST 0xf4 464#define FCCT_UNABLE_TO_VERIFY_CONNECTION 0xf5 465#define FCCT_DEVICES_NOT_IN_COMMON_ZONE 0xf6 466 467typedef struct { 468 fcct_iu_header_t hdr; 469#if BYTE_ORDER == LITTLE_ENDIAN 470 uint32_t port_id; 471 uint32_t fc4_types; 472#else 473#error big endian version not defined 474#endif 475} fcgs_rft_id_t; 476 477typedef struct { 478 fcct_iu_header_t hdr; 479#if BYTE_ORDER == LITTLE_ENDIAN 480 uint32_t port_id; 481 uint32_t :16, 482 fc4_features:8, 483 type_code:8; 484#else 485#error big endian version not defined 486#endif 487} fcgs_rff_id_t; 488 489#pragma pack(1) 490typedef struct { 491 fcct_iu_header_t hdr; 492#if BYTE_ORDER == LITTLE_ENDIAN 493 uint32_t port_id; 494 uint64_t port_name; 495#else 496#error big endian version not defined 497#endif 498} fcgs_rpn_id_t; 499#pragma pack() 500 501#pragma pack(1) 502typedef struct { 503 fcct_iu_header_t hdr; 504#if BYTE_ORDER == LITTLE_ENDIAN 505 uint32_t port_id; 506 uint64_t node_name; 507#else 508#error big endian version not defined 509#endif 510} fcgs_rnn_id_t; 511#pragma pack() 512 513#define FCCT_CLASS_OF_SERVICE_F 0x1 514#define FCCT_CLASS_OF_SERVICE_2 0x4 515#define FCCT_CLASS_OF_SERVICE_3 0x8 516#pragma pack(1) 517typedef struct { 518 fcct_iu_header_t hdr; 519#if BYTE_ORDER == LITTLE_ENDIAN 520 uint32_t port_id; 521 uint32_t class_of_srvc; 522#else 523#error big endian version not defined 524#endif 525} fcgs_rcs_id_t; 526#pragma pack() 527 528#pragma pack(1) 529typedef struct { 530 fcct_iu_header_t hdr; 531#if BYTE_ORDER == LITTLE_ENDIAN 532 uint64_t node_name; 533 uint8_t name_len; 534 char sym_node_name[1]; 535/*TODO: need name length and symbolic name */ 536#else 537#error big endian version not defined 538#endif 539} fcgs_rsnn_nn_t; 540#pragma pack() 541 542#define FCCT_HDR_CMDRSP_ACCEPT 0x8002 543#define FCCT_HDR_CMDRSP_REJECT 0x8001 544 545static inline void fcct_build_req_header(fcct_iu_header_t *hdr, uint16_t cmd, uint16_t max_size) 546{ 547 /* use old rev (1) to accommodate older switches */ 548 hdr->revision = 1; 549 hdr->in_id = 0; 550 hdr->gs_type = FC_GS_TYPE_DIRECTORY_SERVICE; 551 hdr->gs_subtype = FC_GS_SUBTYPE_NAME_SERVER; 552 hdr->options = 0; 553 hdr->resv1 = 0; 554 hdr->cmd_rsp_code = ocs_htobe16(cmd); 555 hdr->max_residual_size = ocs_htobe16(max_size/(sizeof(uint32_t))); /* words */ 556 hdr->fragment_id = 0; 557 hdr->reason_code = 0; 558 hdr->reason_code_explanation = 0; 559 hdr->vendor_specific = 0; 560} 561 562typedef struct fcct_rftid_req_s { 563 fcct_iu_header_t hdr; 564 uint32_t port_id; 565 uint32_t fc4_types[8]; 566} fcct_rftid_req_t; 567 568#define FC4_FEATURE_TARGET (1U << 0) 569#define FC4_FEATURE_INITIATOR (1U << 1) 570 571typedef struct fcct_rffid_req_s { 572 fcct_iu_header_t hdr; 573 uint32_t port_id; 574 uint32_t :16, 575 fc4_feature_bits:8, 576 type:8; 577} fcct_rffid_req_t; 578 579typedef struct fcct_gnnid_req_s { 580 fcct_iu_header_t hdr; 581 uint32_t :8, 582 port_id:24; 583} fcct_gnnid_req_t; 584 585typedef struct fcct_gpnid_req_s { 586 fcct_iu_header_t hdr; 587 uint32_t :8, 588 port_id:24; 589} fcct_gpnid_req_t; 590 591typedef struct fcct_gffid_req_s { 592 fcct_iu_header_t hdr; 593 uint32_t :8, 594 port_id:24; 595} fcct_gffid_req_t; 596 597typedef struct fcct_gidft_req_s { 598 fcct_iu_header_t hdr; 599 uint32_t :8, 600 domain_id_scope:8, 601 area_id_scope:8, 602 type:8; 603} fcct_gidft_req_t; 604 605typedef struct fcct_gidpt_req_s { 606 fcct_iu_header_t hdr; 607 uint32_t port_type:8, 608 domain_id_scope:8, 609 area_id_scope:8, 610 flags:8; 611} fcct_gidpt_req_t; 612 613typedef struct fcct_gnnid_acc_s { 614 fcct_iu_header_t hdr; 615 uint64_t node_name; 616} fcct_gnnid_acc_t; 617 618typedef struct fcct_gpnid_acc_s { 619 fcct_iu_header_t hdr; 620 uint64_t port_name; 621} fcct_gpnid_acc_t; 622 623typedef struct fcct_gffid_acc_s { 624 fcct_iu_header_t hdr; 625 uint8_t fc4_feature_bits; 626} fcct_gffid_acc_t; 627 628typedef struct fcct_gidft_acc_s { 629 fcct_iu_header_t hdr; 630 struct { 631 uint32_t ctl:8, 632 port_id:24; 633 } port_list[1]; 634} fcct_gidft_acc_t; 635 636typedef struct fcct_gidpt_acc_s { 637 fcct_iu_header_t hdr; 638 struct { 639 uint32_t ctl:8, 640 port_id:24; 641 } port_list[1]; 642} fcct_gidpt_acc_t; 643 644#define FCCT_GID_PT_LAST_ID 0x80 645#define FCCT_GIDPT_ID_MASK 0x00ffffff 646 647typedef struct fcp_cmnd_iu_s { 648 uint8_t fcp_lun[8]; 649 uint8_t command_reference_number; 650 uint8_t task_attribute:3, 651 command_priority:4, 652 :1; 653 uint8_t task_management_flags; 654 uint8_t wrdata:1, 655 rddata:1, 656 additional_fcp_cdb_length:6; 657 uint8_t fcp_cdb[16]; 658 uint8_t fcp_cdb_and_dl[20]; /* < May contain up to 16 bytes of CDB, followed by fcp_dl */ 659} fcp_cmnd_iu_t; 660 661#define FCP_LUN_ADDRESS_METHOD_SHIFT 6 662#define FCP_LUN_ADDRESS_METHOD_MASK 0xc0 663#define FCP_LUN_ADDR_METHOD_PERIPHERAL 0x0 664#define FCP_LUN_ADDR_METHOD_FLAT 0x1 665#define FCP_LUN_ADDR_METHOD_LOGICAL 0x2 666#define FCP_LUN_ADDR_METHOD_EXTENDED 0x3 667 668#define FCP_LUN_ADDR_SIMPLE_MAX 0xff 669#define FCP_LUN_ADDR_FLAT_MAX 0x3fff 670 671#define FCP_TASK_ATTR_SIMPLE 0x0 672#define FCP_TASK_ATTR_HEAD_OF_QUEUE 0x1 673#define FCP_TASK_ATTR_ORDERED 0x2 674#define FCP_TASK_ATTR_ACA 0x4 675#define FCP_TASK_ATTR_UNTAGGED 0x5 676 677#define FCP_QUERY_TASK_SET BIT(0) 678#define FCP_ABORT_TASK_SET BIT(1) 679#define FCP_CLEAR_TASK_SET BIT(2) 680#define FCP_QUERY_ASYNCHRONOUS_EVENT BIT(3) 681#define FCP_LOGICAL_UNIT_RESET BIT(4) 682#define FCP_TARGET_RESET BIT(5) 683#define FCP_CLEAR_ACA BIT(6) 684 685/* SPC-4 says that the maximum length of sense data is 252 bytes */ 686#define FCP_MAX_SENSE_LEN 252 687#define FCP_MAX_RSP_LEN 8 688/* 689 * FCP_RSP buffer will either have sense or response data, but not both 690 * so pick the larger. 691 */ 692#define FCP_MAX_RSP_INFO_LEN FCP_MAX_SENSE_LEN 693 694typedef struct fcp_rsp_iu_s { 695 uint8_t rsvd[8]; 696 uint8_t status_qualifier[2]; 697 uint8_t flags; 698 uint8_t scsi_status; 699 uint8_t fcp_resid[4]; 700 uint8_t fcp_sns_len[4]; 701 uint8_t fcp_rsp_len[4]; 702 uint8_t data[FCP_MAX_RSP_INFO_LEN]; 703} fcp_rsp_iu_t; 704 705/** Flag field defines: */ 706#define FCP_RSP_LEN_VALID BIT(0) 707#define FCP_SNS_LEN_VALID BIT(1) 708#define FCP_RESID_OVER BIT(2) 709#define FCP_RESID_UNDER BIT(3) 710#define FCP_CONF_REQ BIT(4) 711#define FCP_BIDI_READ_RESID_OVER BIT(5) 712#define FCP_BIDI_READ_RESID_UNDER BIT(6) 713#define FCP_BIDI_RSP BIT(7) 714 715/** Status values: */ 716#define FCP_TMF_COMPLETE 0x00 717#define FCP_DATA_LENGTH_MISMATCH 0x01 718#define FCP_INVALID_FIELD 0x02 719#define FCP_DATA_RO_MISMATCH 0x03 720#define FCP_TMF_REJECTED 0x04 721#define FCP_TMF_FAILED 0x05 722#define FCP_TMF_SUCCEEDED 0x08 723#define FCP_TMF_INCORRECT_LUN 0x09 724 725/** FCP-4 Table 28, TMF response information: */ 726typedef struct fc_rsp_info_s { 727 uint8_t addl_rsp_info[3]; 728 uint8_t rsp_code; 729 uint32_t :32; 730} fcp_rsp_info_t; 731 732typedef struct fcp_xfer_rdy_iu_s { 733 uint8_t fcp_data_ro[4]; 734 uint8_t fcp_burst_len[4]; 735 uint8_t rsvd[4]; 736} fcp_xfer_rdy_iu_t; 737 738#define MAX_ACC_REJECT_PAYLOAD (sizeof(fc_ls_rjt_payload_t) > sizeof(fc_acc_payload_t) ? sizeof(fc_ls_rjt_payload_t) : sizeof(fc_acc_payload_t)) 739 740#endif /* !_OCS_FCP_H */ 741