Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/ocs_fc/ocs_fcp.h
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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 * $FreeBSD$ 32 */ 33 34 /** 35 * @file 36 * Define Fibre Channel types and structures. 37 */ 38 39 #ifndef _OCS_FCP_H 40 #define _OCS_FCP_H 41 42 #define FC_ELS_CMD_RJT 0x01 43 #define FC_ELS_CMD_ACC 0x02 44 #define FC_ELS_CMD_PLOGI 0x03 45 #define FC_ELS_CMD_FLOGI 0x04 46 #define FC_ELS_CMD_LOGO 0x05 47 #define FC_ELS_CMD_RRQ 0x12 48 #define FC_ELS_CMD_PRLI 0x20 49 #define FC_ELS_CMD_PRLO 0x21 50 #define FC_ELS_CMD_PDISC 0x50 51 #define FC_ELS_CMD_FDISC 0x51 52 #define FC_ELS_CMD_ADISC 0x52 53 #define FC_ELS_CMD_RSCN 0x61 54 #define FC_ELS_CMD_SCR 0x62 55 56 #define FC_TYPE_BASIC_LINK 0 57 #define FC_TYPE_FCP 0x08 58 #define FC_TYPE_GS 0x20 59 #define FC_TYPE_SW 0x22 60 61 #define FC_ADDR_FABRIC 0xfffffe /** well known fabric address */ 62 #define FC_ADDR_CONTROLLER 0xfffffd /** well known fabric controller address */ 63 #define FC_ADDR_IS_DOMAIN_CTRL(x) (((x) & 0xffff00) == 0xfffc00) /** is well known domain controller */ 64 #define FC_ADDR_GET_DOMAIN_CTRL(x) ((x) & 0x0000ff) /** get domain controller number */ 65 #define FC_ADDR_NAMESERVER 0xfffffc /** well known directory server address */ 66 67 #define FC_GS_TYPE_ALIAS_SERVICE 0xf8 68 #define FC_GS_TYPE_MANAGEMENT_SERVICE 0xfa 69 #define FC_GS_TYPE_DIRECTORY_SERVICE 0xfc 70 71 #define FC_GS_SUBTYPE_NAME_SERVER 0x02 72 73 /** 74 * Generic Services FC Type Bit mask macros: 75 */ 76 #define FC_GS_TYPE_WORD(type) ((type) >> 5) 77 #define FC_GS_TYPE_BIT(type) ((type) & 0x1f) 78 79 /** 80 * Generic Services Name Server Request Command codes: 81 */ 82 #define FC_GS_NAMESERVER_GPN_ID 0x0112 83 #define FC_GS_NAMESERVER_GNN_ID 0x0113 84 #define FC_GS_NAMESERVER_GFPN_ID 0x011c 85 #define FC_GS_NAMESERVER_GFF_ID 0x011f 86 #define FC_GS_NAMESERVER_GID_FT 0x0171 87 #define FC_GS_NAMESERVER_GID_PT 0x01a1 88 #define FC_GS_NAMESERVER_RHBA 0x0200 89 #define FC_GS_NAMESERVER_RPA 0x0211 90 #define FC_GS_NAMESERVER_RPN_ID 0x0212 91 #define FC_GS_NAMESERVER_RNN_ID 0x0213 92 #define FC_GS_NAMESERVER_RCS_ID 0x0214 93 #define FC_GS_NAMESERVER_RFT_ID 0x0217 94 #define FC_GS_NAMESERVER_RFF_ID 0x021f 95 #define FC_GS_NAMESERVER_RSNN_NN 0x0239 96 #define FC_GS_NAMESERVER_RSPN_ID 0x0218 97 98 #define FC_GS_REVISION 0x03 99 100 #define FC_GS_IO_PARAMS { .fc_ct.r_ctl = 0x02, \ 101 .fc_ct.type = FC_TYPE_GS, \ 102 .fc_ct.df_ctl = 0x00 } 103 104 typedef struct fc_vft_header_s { 105 uint32_t :1, 106 vf_id:12, 107 priority:3, 108 e:1, 109 :1, 110 type:4, 111 ver:2, 112 r_ctl:8; 113 uint32_t :24, 114 hopct:8; 115 } fc_vft_header_t; 116 117 #if BYTE_ORDER == LITTLE_ENDIAN 118 static inline uint32_t fc_be24toh(uint32_t x) { return (ocs_be32toh(x) >> 8); } 119 #else 120 static inline uint32_t fc_be24toh(uint32_t x) { } 121 #endif 122 static inline uint32_t fc_htobe24(uint32_t x) { return fc_be24toh(x); } 123 124 #define FC_SOFI3 0x2e 125 #define FC_SOFn3 0x36 126 #define FC_EOFN 0x41 127 #define FC_EOFT 0x42 128 129 /** 130 * @brief FC header in big-endian order 131 */ 132 typedef struct fc_header_s { 133 uint32_t info:4, 134 r_ctl:4, 135 d_id:24; 136 uint32_t cs_ctl:8, 137 s_id:24; 138 uint32_t type:8, 139 f_ctl:24; 140 uint32_t seq_id:8, 141 df_ctl:8, 142 seq_cnt:16; 143 uint32_t ox_id:16, 144 rx_id:16; 145 uint32_t parameter; 146 } fc_header_t; 147 148 /** 149 * @brief FC header in little-endian order 150 */ 151 typedef struct fc_header_le_s { 152 #if BYTE_ORDER == LITTLE_ENDIAN 153 uint32_t d_id:24, 154 info:4, 155 r_ctl:4; 156 uint32_t s_id:24, 157 cs_ctl:8; 158 uint32_t f_ctl:24, 159 type:8; 160 uint32_t seq_cnt:16, 161 df_ctl:8, 162 seq_id:8; 163 uint32_t rx_id:16, 164 ox_id:16; 165 uint32_t parameter; 166 #else 167 #error big endian version not defined 168 #endif 169 } fc_header_le_t; 170 171 /** 172 * @brief FC VM header in big-endian order 173 */ 174 typedef struct fc_vm_header_s { 175 uint32_t dst_vmid; 176 uint32_t src_vmid; 177 uint32_t rsvd0; 178 uint32_t rsvd1; 179 } fc_vm_header_t; 180 181 #define FC_DFCTL_DEVICE_HDR_16_MASK 0x1 182 #define FC_DFCTL_NETWORK_HDR_MASK 0x20 183 #define FC_DFCTL_ESP_HDR_MASK 0x40 184 #define FC_DFCTL_NETWORK_HDR_SIZE 16 185 #define FC_DFCTL_ESP_HDR_SIZE 0 //FIXME 186 187 #define FC_RCTL_FC4_DATA 0 188 #define FC_RCTL_ELS 2 189 #define FC_RCTL_BLS 8 190 191 #define FC_RCTL_INFO_UNCAT 0 192 #define FC_RCTL_INFO_SOL_DATA 1 193 #define FC_RCTL_INFO_UNSOL_CTRL 2 194 #define FC_RCTL_INFO_SOL_CTRL 3 195 #define FC_RCTL_INFO_UNSOL_DATA 4 196 #define FC_RCTL_INFO_DATA_DESC 5 197 #define FC_RCTL_INFO_UNSOL_CMD 6 198 #define FC_RCTL_INFO_CMD_STATUS 7 199 200 #define FC_FCTL_EXCHANGE_RESPONDER 0x800000 201 #define FC_FCTL_SEQUENCE_CONTEXT 0x400000 202 #define FC_FCTL_FIRST_SEQUENCE 0x200000 203 #define FC_FCTL_LAST_SEQUENCE 0x100000 204 #define FC_FCTL_END_SEQUENCE 0x080000 205 #define FC_FCTL_END_CONNECTION 0x040000 206 #define FC_FCTL_PRIORITY_ENABLE 0x020000 207 #define FC_FCTL_SEQUENCE_INITIATIVE 0x010000 208 #define FC_FCTL_FILL_DATA_BYTES_MASK 0x000003 209 210 /** 211 * Common BLS definitions: 212 */ 213 #define FC_INFO_NOP 0x0 214 #define FC_INFO_ABTS 0x1 215 #define FC_INFO_RMC 0x2 216 /* reserved 0x3 */ 217 #define FC_INFO_BA_ACC 0x4 218 #define FC_INFO_BA_RJT 0x5 219 #define FC_INFO_PRMT 0x6 220 221 /* (FC-LS) LS_RJT Reason Codes */ 222 #define FC_REASON_INVALID_COMMAND_CODE 0x01 223 #define FC_REASON_LOGICAL_ERROR 0x03 224 #define FC_REASON_LOGICAL_BUSY 0x05 225 #define FC_REASON_PROTOCOL_ERROR 0x07 226 #define FC_REASON_UNABLE_TO_PERFORM 0x09 227 #define FC_REASON_COMMAND_NOT_SUPPORTED 0x0b 228 #define FC_REASON_COMMAND_IN_PROGRESS 0x0e 229 #define FC_REASON_VENDOR_SPECIFIC 0xff 230 231 /* (FC-LS) LS_RJT Reason Codes Explanations */ 232 #define FC_EXPL_NO_ADDITIONAL 0x00 233 #define FC_EXPL_SPARAM_OPTIONS 0x01 234 #define FC_EXPL_SPARAM_INITIATOR 0x03 235 #define FC_EXPL_SPARAM_RECPIENT 0x05 236 #define FC_EXPL_SPARM_DATA_SIZE 0x07 237 #define FC_EXPL_SPARM_CONCURRENT 0x09 238 #define FC_EXPL_SPARM_CREDIT 0x0b 239 #define FC_EXPL_INV_PORT_NAME 0x0d 240 #define FC_EXPL_INV_NODE_NAME 0x0e 241 #define FC_EXPL_INV_COMMON_SPARAMS 0x0f 242 #define FC_EXPL_INV_ASSOC_HEADER 0x11 243 #define FC_EXPL_ASSOC_HDR_REQUIRED 0x13 244 #define FC_EXPL_INV_ORIGINATOR_S_ID 0x15 245 #define FC_EXPL_INV_X_ID_COMBINATION 0x17 246 #define FC_EXPL_COMMAND_IN_PROGRESS 0x19 247 #define FC_EXPL_NPORT_LOGIN_REQUIRED 0x1e 248 #define FC_EXPL_N_PORT_ID 0x1f 249 #define FC_EXPL_INSUFFICIENT_RESOURCES 0x29 250 #define FC_EXPL_UNABLE_TO_SUPPLY_DATA 0x2a 251 #define FC_EXPL_REQUEST_NOT_SUPPORTED 0x2c 252 #define FC_EXPL_INV_PAYLOAD_LEN 0x1d 253 #define FC_EXPL_INV_PORT_NODE_NAME 0x44 254 #define FC_EXPL_LOGIN_EXT_NOT_SUPPORTED 0x46 255 #define FC_EXPL_AUTH_REQUIRED 0x48 256 #define FC_EXPL_SCAN_VALUE_NOT_ALLOWED 0x50 257 #define FC_EXPL_SCAN_VALUE_NOT_SUPPORTED 0x51 258 #define FC_EXPL_NO_RESOURCES_ASSIGNED 0x52 259 #define FC_EXPL_MAC_ADDR_MODE_NOT_SUPPORTED 0x60 260 #define FC_EXPL_MAC_ADDR_INCORRECTLY_FORMED 0x61 261 #define FC_EXPL_VN2VN_PORT_NOT_IN_NEIGHBOR_SET 0x62 262 263 #define FC_EXPL_INV_X_ID 0x03 /* invalid OX_ID - RX_ID combination */ 264 #define FC_EXPL_SEQUENCE_ABORTED 0x05 265 266 typedef struct fc_ba_acc_payload_s { 267 #define FC_SEQ_ID_VALID 0x80 268 #define FC_SEQ_ID_INVALID 0x00 269 uint32_t seq_id_validity:8, 270 seq_id:8, 271 :16; 272 uint32_t ox_id:16, 273 rx_id:16; 274 uint32_t low_seq_cnt:16, 275 high_seq_cnt:16; 276 } fc_ba_acc_payload_t; 277 278 typedef struct fc_ba_rjt_payload_s { 279 uint32_t vendor_unique:8, 280 reason_explanation:8, 281 reason_code:8, 282 :8; 283 } fc_ba_rjt_payload_t; 284 285 typedef struct fc_els_gen_s { 286 uint32_t command_code: 8, 287 resv1: 24; 288 } fc_els_gen_t; 289 290 typedef struct fc_plogi_playload_s { 291 uint32_t command_code: 8, 292 resv1: 24; 293 uint32_t common_service_parameters[4]; 294 uint32_t port_name_hi; 295 uint32_t port_name_lo; 296 uint32_t node_name_hi; 297 uint32_t node_name_lo; 298 uint32_t class1_service_parameters[4]; 299 uint32_t class2_service_parameters[4]; 300 uint32_t class3_service_parameters[4]; 301 uint32_t class4_service_parameters[4]; 302 uint32_t vendor_version_level[4]; 303 } fc_plogi_payload_t; 304 305 typedef fc_plogi_payload_t fc_sparms_t; 306 307 typedef struct fc_logo_payload_s { 308 uint32_t command_code: 8, 309 resv1:24; 310 uint32_t :8, 311 port_id:24; 312 uint32_t port_name_hi; 313 uint32_t port_name_lo; 314 } fc_logo_payload_t; 315 316 typedef struct fc_acc_payload_s { 317 uint32_t command_code: 8, 318 resv1:24; 319 } fc_acc_payload_t; 320 321 typedef struct fc_ls_rjt_payload_s { 322 uint32_t command_code:8, 323 resv1:24; 324 uint32_t resv2:8, 325 reason_code:8, 326 reason_code_exp:8, 327 vendor_unique:8; 328 } fc_ls_rjt_payload_t; 329 330 typedef struct fc_prli_payload_s { 331 uint32_t command_code:8, 332 page_length:8, 333 payload_length:16; 334 uint32_t type:8, 335 type_ext:8, 336 flags:16; 337 uint32_t originator_pa; 338 uint32_t responder_pa; 339 uint32_t :16, 340 service_params:16; 341 } fc_prli_payload_t; 342 343 typedef struct fc_prlo_payload_s { 344 uint32_t command_code:8, 345 page_length:8, 346 payload_length:16; 347 uint32_t type:8, 348 type_ext:8, 349 :16; 350 uint32_t :32; 351 uint32_t :32; 352 uint32_t :32; 353 } fc_prlo_payload_t; 354 355 typedef struct fc_prlo_acc_payload_s { 356 uint32_t command_code:8, 357 page_length:8, 358 payload_length:16; 359 uint32_t type:8, 360 type_ext:8, 361 :4, 362 response_code:4, 363 :8; 364 uint32_t :32; 365 uint32_t :32; 366 uint32_t :32; 367 } fc_prlo_acc_payload_t; 368 369 typedef struct fc_adisc_payload_s { 370 uint32_t command_code:8, 371 payload_length:24; 372 uint32_t :8, 373 hard_address:24; 374 uint32_t port_name_hi; 375 uint32_t port_name_lo; 376 uint32_t node_name_hi; 377 uint32_t node_name_lo; 378 uint32_t :8, 379 port_id:24; 380 } fc_adisc_payload_t; 381 382 /* PRLI flags */ 383 #define FC_PRLI_ORIGINATOR_PA_VALID 0x8000 384 #define FC_PRLI_RESPONDER_PA_VALID 0x4000 385 #define FC_PRLI_ESTABLISH_IMAGE_PAIR 0x2000 386 #define FC_PRLI_SERVICE_PARAM_INVALID 0x0800 387 #define FC_PRLI_REQUEST_EXECUTED 0x0100 388 389 /* PRLI Service Parameters */ 390 #define FC_PRLI_REC_SUPPORT 0x0400 391 #define FC_PRLI_TASK_RETRY_ID_REQ 0x0200 392 #define FC_PRLI_RETRY 0x0100 393 #define FC_PRLI_CONFIRMED_COMPLETION 0x0080 394 #define FC_PRLI_DATA_OVERLAY 0x0040 395 #define FC_PRLI_INITIATOR_FUNCTION 0x0020 396 #define FC_PRLI_TARGET_FUNCTION 0x0010 397 #define FC_PRLI_READ_XRDY_DISABLED 0x0002 398 #define FC_PRLI_WRITE_XRDY_DISABLED 0x0001 399 400 /* PRLO Logout flags */ 401 #define FC_PRLO_REQUEST_EXECUTED 0x0001 402 403 typedef struct fc_scr_payload_s { 404 uint32_t command_code:8, 405 :24; 406 uint32_t :24, 407 function:8; 408 } fc_scr_payload_t; 409 410 #define FC_SCR_REG_FABRIC 1 411 #define FC_SCR_REG_NPORT 2 412 #define FC_SCR_REG_FULL 3 413 414 typedef struct { 415 uint32_t :2, 416 rscn_event_qualifier:4, 417 address_format:2, 418 port_id:24; 419 } fc_rscn_affected_port_id_page_t; 420 421 typedef struct fc_rscn_payload_s { 422 uint32_t command_code:8, 423 page_length:8, 424 payload_length:16; 425 fc_rscn_affected_port_id_page_t port_list[1]; 426 } fc_rscn_payload_t; 427 428 typedef struct fcct_iu_header_s { 429 #if BYTE_ORDER == LITTLE_ENDIAN 430 uint32_t revision:8, 431 in_id:24; 432 uint32_t gs_type:8, 433 gs_subtype:8, 434 options:8, 435 resv1:8; 436 uint32_t cmd_rsp_code:16, 437 max_residual_size:16; 438 uint32_t fragment_id:8, 439 reason_code:8, 440 reason_code_explanation:8, 441 vendor_specific:8; 442 #else 443 #error big endian version not defined 444 #endif 445 } fcct_iu_header_t; 446 447 #define FCCT_REJECT_INVALID_COMMAND_CODE 1 448 #define FCCT_REJECT_INVALID_VERSION_LEVEL 2 449 #define FCCT_LOGICAL_ERROR 3 450 #define FCCT_INVALID_CT_IU_SIZE 4 451 #define FCCT_LOGICAL_BUSY 5 452 #define FCCT_PROTOCOL_ERROR 7 453 #define FCCT_UNABLE_TO_PERFORM 9 454 #define FCCT_COMMAND_NOT_SUPPORTED 0x0b 455 #define FCCT_FABRIC_PORT_NAME_NOT_REGISTERED 0x0c 456 #define FCCT_SERVER_NOT_AVAILABLE 0x0d 457 #define FCCT_SESSION_COULD_NOT_BE_ESTABLISHED 0x0e 458 #define FCCT_VENDOR_SPECIFIC_ERROR 0xff 459 460 #define FCCT_NO_ADDITIONAL_EXPLANATION 0 461 #define FCCT_AUTHORIZATION_EXCEPTION 0xf0 462 #define FCCT_AUTHENTICATION_EXCEPTION 0xf1 463 #define FCCT_DATA_BASE_FULL 0xf2 464 #define FCCT_DATA_BASE_EMPTY 0xf3 465 #define FCCT_PROCESSING_REQUEST 0xf4 466 #define FCCT_UNABLE_TO_VERIFY_CONNECTION 0xf5 467 #define FCCT_DEVICES_NOT_IN_COMMON_ZONE 0xf6 468 469 typedef struct { 470 fcct_iu_header_t hdr; 471 #if BYTE_ORDER == LITTLE_ENDIAN 472 uint32_t port_id; 473 uint32_t fc4_types; 474 #else 475 #error big endian version not defined 476 #endif 477 } fcgs_rft_id_t; 478 479 typedef struct { 480 fcct_iu_header_t hdr; 481 #if BYTE_ORDER == LITTLE_ENDIAN 482 uint32_t port_id; 483 uint32_t :16, 484 fc4_features:8, 485 type_code:8; 486 #else 487 #error big endian version not defined 488 #endif 489 } fcgs_rff_id_t; 490 491 #pragma pack(1) 492 typedef struct { 493 fcct_iu_header_t hdr; 494 #if BYTE_ORDER == LITTLE_ENDIAN 495 uint32_t port_id; 496 uint64_t port_name; 497 #else 498 #error big endian version not defined 499 #endif 500 } fcgs_rpn_id_t; 501 #pragma pack() 502 503 #pragma pack(1) 504 typedef struct { 505 fcct_iu_header_t hdr; 506 #if BYTE_ORDER == LITTLE_ENDIAN 507 uint32_t port_id; 508 uint64_t node_name; 509 #else 510 #error big endian version not defined 511 #endif 512 } fcgs_rnn_id_t; 513 #pragma pack() 514 515 #define FCCT_CLASS_OF_SERVICE_F 0x1 516 #define FCCT_CLASS_OF_SERVICE_2 0x4 517 #define FCCT_CLASS_OF_SERVICE_3 0x8 518 #pragma pack(1) 519 typedef struct { 520 fcct_iu_header_t hdr; 521 #if BYTE_ORDER == LITTLE_ENDIAN 522 uint32_t port_id; 523 uint32_t class_of_srvc; 524 #else 525 #error big endian version not defined 526 #endif 527 } fcgs_rcs_id_t; 528 #pragma pack() 529 530 #pragma pack(1) 531 typedef struct { 532 fcct_iu_header_t hdr; 533 #if BYTE_ORDER == LITTLE_ENDIAN 534 uint64_t node_name; 535 uint8_t name_len; 536 char sym_node_name[1]; 537 /*TODO: need name length and symbolic name */ 538 #else 539 #error big endian version not defined 540 #endif 541 } fcgs_rsnn_nn_t; 542 #pragma pack() 543 544 #define FCCT_HDR_CMDRSP_ACCEPT 0x8002 545 #define FCCT_HDR_CMDRSP_REJECT 0x8001 546 547 static inline void fcct_build_req_header(fcct_iu_header_t *hdr, uint16_t cmd, uint16_t max_size) 548 { 549 /* use old rev (1) to accommodate older switches */ 550 hdr->revision = 1; 551 hdr->in_id = 0; 552 hdr->gs_type = FC_GS_TYPE_DIRECTORY_SERVICE; 553 hdr->gs_subtype = FC_GS_SUBTYPE_NAME_SERVER; 554 hdr->options = 0; 555 hdr->resv1 = 0; 556 hdr->cmd_rsp_code = ocs_htobe16(cmd); 557 hdr->max_residual_size = ocs_htobe16(max_size/(sizeof(uint32_t))); /* words */ 558 hdr->fragment_id = 0; 559 hdr->reason_code = 0; 560 hdr->reason_code_explanation = 0; 561 hdr->vendor_specific = 0; 562 } 563 564 typedef struct fcct_rftid_req_s { 565 fcct_iu_header_t hdr; 566 uint32_t port_id; 567 uint32_t fc4_types[8]; 568 } fcct_rftid_req_t; 569 570 #define FC4_FEATURE_TARGET (1U << 0) 571 #define FC4_FEATURE_INITIATOR (1U << 1) 572 573 typedef struct fcct_rffid_req_s { 574 fcct_iu_header_t hdr; 575 uint32_t port_id; 576 uint32_t :16, 577 fc4_feature_bits:8, 578 type:8; 579 } fcct_rffid_req_t; 580 581 typedef struct fcct_gnnid_req_s { 582 fcct_iu_header_t hdr; 583 uint32_t :8, 584 port_id:24; 585 } fcct_gnnid_req_t; 586 587 typedef struct fcct_gpnid_req_s { 588 fcct_iu_header_t hdr; 589 uint32_t :8, 590 port_id:24; 591 } fcct_gpnid_req_t; 592 593 typedef struct fcct_gffid_req_s { 594 fcct_iu_header_t hdr; 595 uint32_t :8, 596 port_id:24; 597 } fcct_gffid_req_t; 598 599 typedef struct fcct_gidft_req_s { 600 fcct_iu_header_t hdr; 601 uint32_t :8, 602 domain_id_scope:8, 603 area_id_scope:8, 604 type:8; 605 } fcct_gidft_req_t; 606 607 typedef struct fcct_gidpt_req_s { 608 fcct_iu_header_t hdr; 609 uint32_t port_type:8, 610 domain_id_scope:8, 611 area_id_scope:8, 612 flags:8; 613 } fcct_gidpt_req_t; 614 615 typedef struct fcct_gnnid_acc_s { 616 fcct_iu_header_t hdr; 617 uint64_t node_name; 618 } fcct_gnnid_acc_t; 619 620 typedef struct fcct_gpnid_acc_s { 621 fcct_iu_header_t hdr; 622 uint64_t port_name; 623 } fcct_gpnid_acc_t; 624 625 typedef struct fcct_gffid_acc_s { 626 fcct_iu_header_t hdr; 627 uint8_t fc4_feature_bits; 628 } fcct_gffid_acc_t; 629 630 typedef struct fcct_gidft_acc_s { 631 fcct_iu_header_t hdr; 632 struct { 633 uint32_t ctl:8, 634 port_id:24; 635 } port_list[1]; 636 } fcct_gidft_acc_t; 637 638 typedef struct fcct_gidpt_acc_s { 639 fcct_iu_header_t hdr; 640 struct { 641 uint32_t ctl:8, 642 port_id:24; 643 } port_list[1]; 644 } fcct_gidpt_acc_t; 645 646 #define FCCT_GID_PT_LAST_ID 0x80 647 #define FCCT_GIDPT_ID_MASK 0x00ffffff 648 649 typedef struct fcp_cmnd_iu_s { 650 uint8_t fcp_lun[8]; 651 uint8_t command_reference_number; 652 uint8_t task_attribute:3, 653 command_priority:4, 654 :1; 655 uint8_t task_management_flags; 656 uint8_t wrdata:1, 657 rddata:1, 658 additional_fcp_cdb_length:6; 659 uint8_t fcp_cdb[16]; 660 uint8_t fcp_cdb_and_dl[20]; /* < May contain up to 16 bytes of CDB, followed by fcp_dl */ 661 } fcp_cmnd_iu_t; 662 663 #define FCP_LUN_ADDRESS_METHOD_SHIFT 6 664 #define FCP_LUN_ADDRESS_METHOD_MASK 0xc0 665 #define FCP_LUN_ADDR_METHOD_PERIPHERAL 0x0 666 #define FCP_LUN_ADDR_METHOD_FLAT 0x1 667 #define FCP_LUN_ADDR_METHOD_LOGICAL 0x2 668 #define FCP_LUN_ADDR_METHOD_EXTENDED 0x3 669 670 #define FCP_LUN_ADDR_SIMPLE_MAX 0xff 671 #define FCP_LUN_ADDR_FLAT_MAX 0x3fff 672 673 #define FCP_TASK_ATTR_SIMPLE 0x0 674 #define FCP_TASK_ATTR_HEAD_OF_QUEUE 0x1 675 #define FCP_TASK_ATTR_ORDERED 0x2 676 #define FCP_TASK_ATTR_ACA 0x4 677 #define FCP_TASK_ATTR_UNTAGGED 0x5 678 679 #define FCP_QUERY_TASK_SET BIT(0) 680 #define FCP_ABORT_TASK_SET BIT(1) 681 #define FCP_CLEAR_TASK_SET BIT(2) 682 #define FCP_QUERY_ASYNCHRONOUS_EVENT BIT(3) 683 #define FCP_LOGICAL_UNIT_RESET BIT(4) 684 #define FCP_TARGET_RESET BIT(5) 685 #define FCP_CLEAR_ACA BIT(6) 686 687 /* SPC-4 says that the maximum length of sense data is 252 bytes */ 688 #define FCP_MAX_SENSE_LEN 252 689 #define FCP_MAX_RSP_LEN 8 690 /* 691 * FCP_RSP buffer will either have sense or response data, but not both 692 * so pick the larger. 693 */ 694 #define FCP_MAX_RSP_INFO_LEN FCP_MAX_SENSE_LEN 695 696 typedef struct fcp_rsp_iu_s { 697 uint8_t rsvd[8]; 698 uint8_t status_qualifier[2]; 699 uint8_t flags; 700 uint8_t scsi_status; 701 uint8_t fcp_resid[4]; 702 uint8_t fcp_sns_len[4]; 703 uint8_t fcp_rsp_len[4]; 704 uint8_t data[FCP_MAX_RSP_INFO_LEN]; 705 } fcp_rsp_iu_t; 706 707 /** Flag field defines: */ 708 #define FCP_RSP_LEN_VALID BIT(0) 709 #define FCP_SNS_LEN_VALID BIT(1) 710 #define FCP_RESID_OVER BIT(2) 711 #define FCP_RESID_UNDER BIT(3) 712 #define FCP_CONF_REQ BIT(4) 713 #define FCP_BIDI_READ_RESID_OVER BIT(5) 714 #define FCP_BIDI_READ_RESID_UNDER BIT(6) 715 #define FCP_BIDI_RSP BIT(7) 716 717 /** Status values: */ 718 #define FCP_TMF_COMPLETE 0x00 719 #define FCP_DATA_LENGTH_MISMATCH 0x01 720 #define FCP_INVALID_FIELD 0x02 721 #define FCP_DATA_RO_MISMATCH 0x03 722 #define FCP_TMF_REJECTED 0x04 723 #define FCP_TMF_FAILED 0x05 724 #define FCP_TMF_SUCCEEDED 0x08 725 #define FCP_TMF_INCORRECT_LUN 0x09 726 727 /** FCP-4 Table 28, TMF response information: */ 728 typedef struct fc_rsp_info_s { 729 uint8_t addl_rsp_info[3]; 730 uint8_t rsp_code; 731 uint32_t :32; 732 } fcp_rsp_info_t; 733 734 typedef struct fcp_xfer_rdy_iu_s { 735 uint8_t fcp_data_ro[4]; 736 uint8_t fcp_burst_len[4]; 737 uint8_t rsvd[4]; 738 } fcp_xfer_rdy_iu_t; 739 740 #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)) 741 742 #endif /* !_OCS_FCP_H */
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