Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/vnic/q_struct.h
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1 /* 2 * Copyright (C) 2015 Cavium Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 * 28 */ 29 30 #ifndef Q_STRUCT_H 31 #define Q_STRUCT_H 32 33 #define __LITTLE_ENDIAN_BITFIELD 34 35 /* Load transaction types for reading segment bytes specified by 36 * NIC_SEND_GATHER_S[LD_TYPE]. 37 */ 38 enum nic_send_ld_type_e { 39 NIC_SEND_LD_TYPE_E_LDD = 0x0, 40 NIC_SEND_LD_TYPE_E_LDT = 0x1, 41 NIC_SEND_LD_TYPE_E_LDWB = 0x2, 42 NIC_SEND_LD_TYPE_E_ENUM_LAST = 0x3, 43 }; 44 45 enum ether_type_algorithm { 46 ETYPE_ALG_NONE = 0x0, 47 ETYPE_ALG_SKIP = 0x1, 48 ETYPE_ALG_ENDPARSE = 0x2, 49 ETYPE_ALG_VLAN = 0x3, 50 ETYPE_ALG_VLAN_STRIP = 0x4, 51 }; 52 53 enum layer3_type { 54 L3TYPE_NONE = 0x00, 55 L3TYPE_GRH = 0x01, 56 L3TYPE_IPV4 = 0x04, 57 L3TYPE_IPV4_OPTIONS = 0x05, 58 L3TYPE_IPV6 = 0x06, 59 L3TYPE_IPV6_OPTIONS = 0x07, 60 L3TYPE_ET_STOP = 0x0D, 61 L3TYPE_OTHER = 0x0E, 62 }; 63 64 enum layer4_type { 65 L4TYPE_NONE = 0x00, 66 L4TYPE_IPSEC_ESP = 0x01, 67 L4TYPE_IPFRAG = 0x02, 68 L4TYPE_IPCOMP = 0x03, 69 L4TYPE_TCP = 0x04, 70 L4TYPE_UDP = 0x05, 71 L4TYPE_SCTP = 0x06, 72 L4TYPE_GRE = 0x07, 73 L4TYPE_ROCE_BTH = 0x08, 74 L4TYPE_OTHER = 0x0E, 75 }; 76 77 /* CPI and RSSI configuration */ 78 enum cpi_algorithm_type { 79 CPI_ALG_NONE = 0x0, 80 CPI_ALG_VLAN = 0x1, 81 CPI_ALG_VLAN16 = 0x2, 82 CPI_ALG_DIFF = 0x3, 83 }; 84 85 enum rss_algorithm_type { 86 RSS_ALG_NONE = 0x00, 87 RSS_ALG_PORT = 0x01, 88 RSS_ALG_IP = 0x02, 89 RSS_ALG_TCP_IP = 0x03, 90 RSS_ALG_UDP_IP = 0x04, 91 RSS_ALG_SCTP_IP = 0x05, 92 RSS_ALG_GRE_IP = 0x06, 93 RSS_ALG_ROCE = 0x07, 94 }; 95 96 enum rss_hash_cfg { 97 RSS_HASH_L2ETC = 0x00, 98 RSS_HASH_IP = 0x01, 99 RSS_HASH_TCP = 0x02, 100 RSS_HASH_TCP_SYN_DIS = 0x03, 101 RSS_HASH_UDP = 0x04, 102 RSS_HASH_L4ETC = 0x05, 103 RSS_HASH_ROCE = 0x06, 104 RSS_L3_BIDI = 0x07, 105 RSS_L4_BIDI = 0x08, 106 }; 107 108 /* Completion queue entry types */ 109 enum cqe_type { 110 CQE_TYPE_INVALID = 0x0, 111 CQE_TYPE_RX = 0x2, 112 CQE_TYPE_RX_SPLIT = 0x3, 113 CQE_TYPE_RX_TCP = 0x4, 114 CQE_TYPE_SEND = 0x8, 115 CQE_TYPE_SEND_PTP = 0x9, 116 }; 117 118 enum cqe_rx_tcp_status { 119 CQE_RX_STATUS_VALID_TCP_CNXT = 0x00, 120 CQE_RX_STATUS_INVALID_TCP_CNXT = 0x0F, 121 }; 122 123 enum cqe_send_status { 124 CQE_SEND_STATUS_GOOD = 0x00, 125 CQE_SEND_STATUS_DESC_FAULT = 0x01, 126 CQE_SEND_STATUS_HDR_CONS_ERR = 0x11, 127 CQE_SEND_STATUS_SUBDESC_ERR = 0x12, 128 CQE_SEND_STATUS_IMM_SIZE_OFLOW = 0x80, 129 CQE_SEND_STATUS_CRC_SEQ_ERR = 0x81, 130 CQE_SEND_STATUS_DATA_SEQ_ERR = 0x82, 131 CQE_SEND_STATUS_MEM_SEQ_ERR = 0x83, 132 CQE_SEND_STATUS_LOCK_VIOL = 0x84, 133 CQE_SEND_STATUS_LOCK_UFLOW = 0x85, 134 CQE_SEND_STATUS_DATA_FAULT = 0x86, 135 CQE_SEND_STATUS_TSTMP_CONFLICT = 0x87, 136 CQE_SEND_STATUS_TSTMP_TIMEOUT = 0x88, 137 CQE_SEND_STATUS_MEM_FAULT = 0x89, 138 CQE_SEND_STATUS_CSUM_OVERLAP = 0x8A, 139 CQE_SEND_STATUS_CSUM_OVERFLOW = 0x8B, 140 }; 141 142 enum cqe_rx_tcp_end_reason { 143 CQE_RX_TCP_END_FIN_FLAG_DET = 0, 144 CQE_RX_TCP_END_INVALID_FLAG = 1, 145 CQE_RX_TCP_END_TIMEOUT = 2, 146 CQE_RX_TCP_END_OUT_OF_SEQ = 3, 147 CQE_RX_TCP_END_PKT_ERR = 4, 148 CQE_RX_TCP_END_QS_DISABLED = 0x0F, 149 }; 150 151 /* Packet protocol level error enumeration */ 152 enum cqe_rx_err_level { 153 CQE_RX_ERRLVL_RE = 0x0, 154 CQE_RX_ERRLVL_L2 = 0x1, 155 CQE_RX_ERRLVL_L3 = 0x2, 156 CQE_RX_ERRLVL_L4 = 0x3, 157 }; 158 159 /* Packet protocol level error type enumeration */ 160 enum cqe_rx_err_opcode { 161 CQE_RX_ERR_RE_NONE = 0x0, 162 CQE_RX_ERR_RE_PARTIAL = 0x1, 163 CQE_RX_ERR_RE_JABBER = 0x2, 164 CQE_RX_ERR_RE_FCS = 0x7, 165 CQE_RX_ERR_RE_TERMINATE = 0x9, 166 CQE_RX_ERR_RE_RX_CTL = 0xb, 167 CQE_RX_ERR_PREL2_ERR = 0x1f, 168 CQE_RX_ERR_L2_FRAGMENT = 0x20, 169 CQE_RX_ERR_L2_OVERRUN = 0x21, 170 CQE_RX_ERR_L2_PFCS = 0x22, 171 CQE_RX_ERR_L2_PUNY = 0x23, 172 CQE_RX_ERR_L2_MAL = 0x24, 173 CQE_RX_ERR_L2_OVERSIZE = 0x25, 174 CQE_RX_ERR_L2_UNDERSIZE = 0x26, 175 CQE_RX_ERR_L2_LENMISM = 0x27, 176 CQE_RX_ERR_L2_PCLP = 0x28, 177 CQE_RX_ERR_IP_NOT = 0x41, 178 CQE_RX_ERR_IP_CHK = 0x42, 179 CQE_RX_ERR_IP_MAL = 0x43, 180 CQE_RX_ERR_IP_MALD = 0x44, 181 CQE_RX_ERR_IP_HOP = 0x45, 182 CQE_RX_ERR_L3_ICRC = 0x46, 183 CQE_RX_ERR_L3_PCLP = 0x47, 184 CQE_RX_ERR_L4_MAL = 0x61, 185 CQE_RX_ERR_L4_CHK = 0x62, 186 CQE_RX_ERR_UDP_LEN = 0x63, 187 CQE_RX_ERR_L4_PORT = 0x64, 188 CQE_RX_ERR_TCP_FLAG = 0x65, 189 CQE_RX_ERR_TCP_OFFSET = 0x66, 190 CQE_RX_ERR_L4_PCLP = 0x67, 191 CQE_RX_ERR_RBDR_TRUNC = 0x70, 192 }; 193 194 struct cqe_rx_t { 195 #if defined(__BIG_ENDIAN_BITFIELD) 196 uint64_t cqe_type:4; /* W0 */ 197 uint64_t stdn_fault:1; 198 uint64_t rsvd0:1; 199 uint64_t rq_qs:7; 200 uint64_t rq_idx:3; 201 uint64_t rsvd1:12; 202 uint64_t rss_alg:4; 203 uint64_t rsvd2:4; 204 uint64_t rb_cnt:4; 205 uint64_t vlan_found:1; 206 uint64_t vlan_stripped:1; 207 uint64_t vlan2_found:1; 208 uint64_t vlan2_stripped:1; 209 uint64_t l4_type:4; 210 uint64_t l3_type:4; 211 uint64_t l2_present:1; 212 uint64_t err_level:3; 213 uint64_t err_opcode:8; 214 215 uint64_t pkt_len:16; /* W1 */ 216 uint64_t l2_ptr:8; 217 uint64_t l3_ptr:8; 218 uint64_t l4_ptr:8; 219 uint64_t cq_pkt_len:8; 220 uint64_t align_pad:3; 221 uint64_t rsvd3:1; 222 uint64_t chan:12; 223 224 uint64_t rss_tag:32; /* W2 */ 225 uint64_t vlan_tci:16; 226 uint64_t vlan_ptr:8; 227 uint64_t vlan2_ptr:8; 228 229 uint64_t rb3_sz:16; /* W3 */ 230 uint64_t rb2_sz:16; 231 uint64_t rb1_sz:16; 232 uint64_t rb0_sz:16; 233 234 uint64_t rb7_sz:16; /* W4 */ 235 uint64_t rb6_sz:16; 236 uint64_t rb5_sz:16; 237 uint64_t rb4_sz:16; 238 239 uint64_t rb11_sz:16; /* W5 */ 240 uint64_t rb10_sz:16; 241 uint64_t rb9_sz:16; 242 uint64_t rb8_sz:16; 243 #elif defined(__LITTLE_ENDIAN_BITFIELD) 244 uint64_t err_opcode:8; 245 uint64_t err_level:3; 246 uint64_t l2_present:1; 247 uint64_t l3_type:4; 248 uint64_t l4_type:4; 249 uint64_t vlan2_stripped:1; 250 uint64_t vlan2_found:1; 251 uint64_t vlan_stripped:1; 252 uint64_t vlan_found:1; 253 uint64_t rb_cnt:4; 254 uint64_t rsvd2:4; 255 uint64_t rss_alg:4; 256 uint64_t rsvd1:12; 257 uint64_t rq_idx:3; 258 uint64_t rq_qs:7; 259 uint64_t rsvd0:1; 260 uint64_t stdn_fault:1; 261 uint64_t cqe_type:4; /* W0 */ 262 uint64_t chan:12; 263 uint64_t rsvd3:1; 264 uint64_t align_pad:3; 265 uint64_t cq_pkt_len:8; 266 uint64_t l4_ptr:8; 267 uint64_t l3_ptr:8; 268 uint64_t l2_ptr:8; 269 uint64_t pkt_len:16; /* W1 */ 270 uint64_t vlan2_ptr:8; 271 uint64_t vlan_ptr:8; 272 uint64_t vlan_tci:16; 273 uint64_t rss_tag:32; /* W2 */ 274 uint64_t rb0_sz:16; 275 uint64_t rb1_sz:16; 276 uint64_t rb2_sz:16; 277 uint64_t rb3_sz:16; /* W3 */ 278 uint64_t rb4_sz:16; 279 uint64_t rb5_sz:16; 280 uint64_t rb6_sz:16; 281 uint64_t rb7_sz:16; /* W4 */ 282 uint64_t rb8_sz:16; 283 uint64_t rb9_sz:16; 284 uint64_t rb10_sz:16; 285 uint64_t rb11_sz:16; /* W5 */ 286 #endif 287 uint64_t rb0_ptr:64; 288 uint64_t rb1_ptr:64; 289 uint64_t rb2_ptr:64; 290 uint64_t rb3_ptr:64; 291 uint64_t rb4_ptr:64; 292 uint64_t rb5_ptr:64; 293 uint64_t rb6_ptr:64; 294 uint64_t rb7_ptr:64; 295 uint64_t rb8_ptr:64; 296 uint64_t rb9_ptr:64; 297 uint64_t rb10_ptr:64; 298 uint64_t rb11_ptr:64; 299 }; 300 301 struct cqe_rx_tcp_err_t { 302 #if defined(__BIG_ENDIAN_BITFIELD) 303 uint64_t cqe_type:4; /* W0 */ 304 uint64_t rsvd0:60; 305 306 uint64_t rsvd1:4; /* W1 */ 307 uint64_t partial_first:1; 308 uint64_t rsvd2:27; 309 uint64_t rbdr_bytes:8; 310 uint64_t rsvd3:24; 311 #elif defined(__LITTLE_ENDIAN_BITFIELD) 312 uint64_t rsvd0:60; 313 uint64_t cqe_type:4; 314 315 uint64_t rsvd3:24; 316 uint64_t rbdr_bytes:8; 317 uint64_t rsvd2:27; 318 uint64_t partial_first:1; 319 uint64_t rsvd1:4; 320 #endif 321 }; 322 323 struct cqe_rx_tcp_t { 324 #if defined(__BIG_ENDIAN_BITFIELD) 325 uint64_t cqe_type:4; /* W0 */ 326 uint64_t rsvd0:52; 327 uint64_t cq_tcp_status:8; 328 329 uint64_t rsvd1:32; /* W1 */ 330 uint64_t tcp_cntx_bytes:8; 331 uint64_t rsvd2:8; 332 uint64_t tcp_err_bytes:16; 333 #elif defined(__LITTLE_ENDIAN_BITFIELD) 334 uint64_t cq_tcp_status:8; 335 uint64_t rsvd0:52; 336 uint64_t cqe_type:4; /* W0 */ 337 338 uint64_t tcp_err_bytes:16; 339 uint64_t rsvd2:8; 340 uint64_t tcp_cntx_bytes:8; 341 uint64_t rsvd1:32; /* W1 */ 342 #endif 343 }; 344 345 struct cqe_send_t { 346 #if defined(__BIG_ENDIAN_BITFIELD) 347 uint64_t cqe_type:4; /* W0 */ 348 uint64_t rsvd0:4; 349 uint64_t sqe_ptr:16; 350 uint64_t rsvd1:4; 351 uint64_t rsvd2:10; 352 uint64_t sq_qs:7; 353 uint64_t sq_idx:3; 354 uint64_t rsvd3:8; 355 uint64_t send_status:8; 356 357 uint64_t ptp_timestamp:64; /* W1 */ 358 #elif defined(__LITTLE_ENDIAN_BITFIELD) 359 uint64_t send_status:8; 360 uint64_t rsvd3:8; 361 uint64_t sq_idx:3; 362 uint64_t sq_qs:7; 363 uint64_t rsvd2:10; 364 uint64_t rsvd1:4; 365 uint64_t sqe_ptr:16; 366 uint64_t rsvd0:4; 367 uint64_t cqe_type:4; /* W0 */ 368 369 uint64_t ptp_timestamp:64; /* W1 */ 370 #endif 371 }; 372 373 union cq_desc_t { 374 uint64_t u[64]; 375 struct cqe_send_t snd_hdr; 376 struct cqe_rx_t rx_hdr; 377 struct cqe_rx_tcp_t rx_tcp_hdr; 378 struct cqe_rx_tcp_err_t rx_tcp_err_hdr; 379 }; 380 381 struct rbdr_entry_t { 382 #if defined(__BIG_ENDIAN_BITFIELD) 383 uint64_t rsvd0:15; 384 uint64_t buf_addr:42; 385 uint64_t cache_align:7; 386 #elif defined(__LITTLE_ENDIAN_BITFIELD) 387 uint64_t cache_align:7; 388 uint64_t buf_addr:42; 389 uint64_t rsvd0:15; 390 #endif 391 }; 392 393 /* TCP reassembly context */ 394 struct rbe_tcp_cnxt_t { 395 #if defined(__BIG_ENDIAN_BITFIELD) 396 uint64_t tcp_pkt_cnt:12; 397 uint64_t rsvd1:4; 398 uint64_t align_hdr_bytes:4; 399 uint64_t align_ptr_bytes:4; 400 uint64_t ptr_bytes:16; 401 uint64_t rsvd2:24; 402 uint64_t cqe_type:4; 403 uint64_t rsvd0:54; 404 uint64_t tcp_end_reason:2; 405 uint64_t tcp_status:4; 406 #elif defined(__LITTLE_ENDIAN_BITFIELD) 407 uint64_t tcp_status:4; 408 uint64_t tcp_end_reason:2; 409 uint64_t rsvd0:54; 410 uint64_t cqe_type:4; 411 uint64_t rsvd2:24; 412 uint64_t ptr_bytes:16; 413 uint64_t align_ptr_bytes:4; 414 uint64_t align_hdr_bytes:4; 415 uint64_t rsvd1:4; 416 uint64_t tcp_pkt_cnt:12; 417 #endif 418 }; 419 420 /* Always Big endian */ 421 struct rx_hdr_t { 422 uint64_t opaque:32; 423 uint64_t rss_flow:8; 424 uint64_t skip_length:6; 425 uint64_t disable_rss:1; 426 uint64_t disable_tcp_reassembly:1; 427 uint64_t nodrop:1; 428 uint64_t dest_alg:2; 429 uint64_t rsvd0:2; 430 uint64_t dest_rq:11; 431 }; 432 433 enum send_l4_csum_type { 434 SEND_L4_CSUM_DISABLE = 0x00, 435 SEND_L4_CSUM_UDP = 0x01, 436 SEND_L4_CSUM_TCP = 0x02, 437 SEND_L4_CSUM_SCTP = 0x03, 438 }; 439 440 enum send_crc_alg { 441 SEND_CRCALG_CRC32 = 0x00, 442 SEND_CRCALG_CRC32C = 0x01, 443 SEND_CRCALG_ICRC = 0x02, 444 }; 445 446 enum send_load_type { 447 SEND_LD_TYPE_LDD = 0x00, 448 SEND_LD_TYPE_LDT = 0x01, 449 SEND_LD_TYPE_LDWB = 0x02, 450 }; 451 452 enum send_mem_alg_type { 453 SEND_MEMALG_SET = 0x00, 454 SEND_MEMALG_ADD = 0x08, 455 SEND_MEMALG_SUB = 0x09, 456 SEND_MEMALG_ADDLEN = 0x0A, 457 SEND_MEMALG_SUBLEN = 0x0B, 458 }; 459 460 enum send_mem_dsz_type { 461 SEND_MEMDSZ_B64 = 0x00, 462 SEND_MEMDSZ_B32 = 0x01, 463 SEND_MEMDSZ_B8 = 0x03, 464 }; 465 466 enum sq_subdesc_type { 467 SQ_DESC_TYPE_INVALID = 0x00, 468 SQ_DESC_TYPE_HEADER = 0x01, 469 SQ_DESC_TYPE_CRC = 0x02, 470 SQ_DESC_TYPE_IMMEDIATE = 0x03, 471 SQ_DESC_TYPE_GATHER = 0x04, 472 SQ_DESC_TYPE_MEMORY = 0x05, 473 }; 474 475 struct sq_crc_subdesc { 476 #if defined(__BIG_ENDIAN_BITFIELD) 477 uint64_t rsvd1:32; 478 uint64_t crc_ival:32; 479 uint64_t subdesc_type:4; 480 uint64_t crc_alg:2; 481 uint64_t rsvd0:10; 482 uint64_t crc_insert_pos:16; 483 uint64_t hdr_start:16; 484 uint64_t crc_len:16; 485 #elif defined(__LITTLE_ENDIAN_BITFIELD) 486 uint64_t crc_len:16; 487 uint64_t hdr_start:16; 488 uint64_t crc_insert_pos:16; 489 uint64_t rsvd0:10; 490 uint64_t crc_alg:2; 491 uint64_t subdesc_type:4; 492 uint64_t crc_ival:32; 493 uint64_t rsvd1:32; 494 #endif 495 }; 496 497 struct sq_gather_subdesc { 498 #if defined(__BIG_ENDIAN_BITFIELD) 499 uint64_t subdesc_type:4; /* W0 */ 500 uint64_t ld_type:2; 501 uint64_t rsvd0:42; 502 uint64_t size:16; 503 504 uint64_t rsvd1:15; /* W1 */ 505 uint64_t addr:49; 506 #elif defined(__LITTLE_ENDIAN_BITFIELD) 507 uint64_t size:16; 508 uint64_t rsvd0:42; 509 uint64_t ld_type:2; 510 uint64_t subdesc_type:4; /* W0 */ 511 512 uint64_t addr:49; 513 uint64_t rsvd1:15; /* W1 */ 514 #endif 515 }; 516 517 /* SQ immediate subdescriptor */ 518 struct sq_imm_subdesc { 519 #if defined(__BIG_ENDIAN_BITFIELD) 520 uint64_t subdesc_type:4; /* W0 */ 521 uint64_t rsvd0:46; 522 uint64_t len:14; 523 524 uint64_t data:64; /* W1 */ 525 #elif defined(__LITTLE_ENDIAN_BITFIELD) 526 uint64_t len:14; 527 uint64_t rsvd0:46; 528 uint64_t subdesc_type:4; /* W0 */ 529 530 uint64_t data:64; /* W1 */ 531 #endif 532 }; 533 534 struct sq_mem_subdesc { 535 #if defined(__BIG_ENDIAN_BITFIELD) 536 uint64_t subdesc_type:4; /* W0 */ 537 uint64_t mem_alg:4; 538 uint64_t mem_dsz:2; 539 uint64_t wmem:1; 540 uint64_t rsvd0:21; 541 uint64_t offset:32; 542 543 uint64_t rsvd1:15; /* W1 */ 544 uint64_t addr:49; 545 #elif defined(__LITTLE_ENDIAN_BITFIELD) 546 uint64_t offset:32; 547 uint64_t rsvd0:21; 548 uint64_t wmem:1; 549 uint64_t mem_dsz:2; 550 uint64_t mem_alg:4; 551 uint64_t subdesc_type:4; /* W0 */ 552 553 uint64_t addr:49; 554 uint64_t rsvd1:15; /* W1 */ 555 #endif 556 }; 557 558 struct sq_hdr_subdesc { 559 #if defined(__BIG_ENDIAN_BITFIELD) 560 uint64_t subdesc_type:4; 561 uint64_t tso:1; 562 uint64_t post_cqe:1; /* Post CQE on no error also */ 563 uint64_t dont_send:1; 564 uint64_t tstmp:1; 565 uint64_t subdesc_cnt:8; 566 uint64_t csum_l4:2; 567 uint64_t csum_l3:1; 568 uint64_t csum_inner_l4:2; 569 uint64_t csum_inner_l3:1; 570 uint64_t rsvd0:2; 571 uint64_t l4_offset:8; 572 uint64_t l3_offset:8; 573 uint64_t rsvd1:4; 574 uint64_t tot_len:20; /* W0 */ 575 576 uint64_t rsvd2:24; 577 uint64_t inner_l4_offset:8; 578 uint64_t inner_l3_offset:8; 579 uint64_t tso_start:8; 580 uint64_t rsvd3:2; 581 uint64_t tso_max_paysize:14; /* W1 */ 582 #elif defined(__LITTLE_ENDIAN_BITFIELD) 583 uint64_t tot_len:20; 584 uint64_t rsvd1:4; 585 uint64_t l3_offset:8; 586 uint64_t l4_offset:8; 587 uint64_t rsvd0:2; 588 uint64_t csum_inner_l3:1; 589 uint64_t csum_inner_l4:2; 590 uint64_t csum_l3:1; 591 uint64_t csum_l4:2; 592 uint64_t subdesc_cnt:8; 593 uint64_t tstmp:1; 594 uint64_t dont_send:1; 595 uint64_t post_cqe:1; /* Post CQE on no error also */ 596 uint64_t tso:1; 597 uint64_t subdesc_type:4; /* W0 */ 598 599 uint64_t tso_max_paysize:14; 600 uint64_t rsvd3:2; 601 uint64_t tso_start:8; 602 uint64_t inner_l3_offset:8; 603 uint64_t inner_l4_offset:8; 604 uint64_t rsvd2:24; 605 #endif 606 }; 607 608 /* Queue config register formats */ 609 struct rq_cfg { 610 #if defined(__BIG_ENDIAN_BITFIELD) 611 uint64_t reserved_2_63:62; 612 uint64_t ena:1; 613 uint64_t tcp_ena:1; 614 #elif defined(__LITTLE_ENDIAN_BITFIELD) 615 uint64_t tcp_ena:1; 616 uint64_t ena:1; 617 uint64_t reserved_2_63:62; 618 #endif 619 }; 620 621 struct cq_cfg { 622 #if defined(__BIG_ENDIAN_BITFIELD) 623 uint64_t reserved_43_63:21; 624 uint64_t ena:1; 625 uint64_t reset:1; 626 uint64_t caching:1; 627 uint64_t reserved_35_39:5; 628 uint64_t qsize:3; 629 uint64_t reserved_25_31:7; 630 uint64_t avg_con:9; 631 uint64_t reserved_0_15:16; 632 #elif defined(__LITTLE_ENDIAN_BITFIELD) 633 uint64_t reserved_0_15:16; 634 uint64_t avg_con:9; 635 uint64_t reserved_25_31:7; 636 uint64_t qsize:3; 637 uint64_t reserved_35_39:5; 638 uint64_t caching:1; 639 uint64_t reset:1; 640 uint64_t ena:1; 641 uint64_t reserved_43_63:21; 642 #endif 643 }; 644 645 struct sq_cfg { 646 #if defined(__BIG_ENDIAN_BITFIELD) 647 uint64_t reserved_20_63:44; 648 uint64_t ena:1; 649 uint64_t reserved_18_18:1; 650 uint64_t reset:1; 651 uint64_t ldwb:1; 652 uint64_t reserved_11_15:5; 653 uint64_t qsize:3; 654 uint64_t reserved_3_7:5; 655 uint64_t tstmp_bgx_intf:3; 656 #elif defined(__LITTLE_ENDIAN_BITFIELD) 657 uint64_t tstmp_bgx_intf:3; 658 uint64_t reserved_3_7:5; 659 uint64_t qsize:3; 660 uint64_t reserved_11_15:5; 661 uint64_t ldwb:1; 662 uint64_t reset:1; 663 uint64_t reserved_18_18:1; 664 uint64_t ena:1; 665 uint64_t reserved_20_63:44; 666 #endif 667 }; 668 669 struct rbdr_cfg { 670 #if defined(__BIG_ENDIAN_BITFIELD) 671 uint64_t reserved_45_63:19; 672 uint64_t ena:1; 673 uint64_t reset:1; 674 uint64_t ldwb:1; 675 uint64_t reserved_36_41:6; 676 uint64_t qsize:4; 677 uint64_t reserved_25_31:7; 678 uint64_t avg_con:9; 679 uint64_t reserved_12_15:4; 680 uint64_t lines:12; 681 #elif defined(__LITTLE_ENDIAN_BITFIELD) 682 uint64_t lines:12; 683 uint64_t reserved_12_15:4; 684 uint64_t avg_con:9; 685 uint64_t reserved_25_31:7; 686 uint64_t qsize:4; 687 uint64_t reserved_36_41:6; 688 uint64_t ldwb:1; 689 uint64_t reset:1; 690 uint64_t ena: 1; 691 uint64_t reserved_45_63:19; 692 #endif 693 }; 694 695 struct qs_cfg { 696 #if defined(__BIG_ENDIAN_BITFIELD) 697 uint64_t reserved_32_63:32; 698 uint64_t ena:1; 699 uint64_t reserved_27_30:4; 700 uint64_t sq_ins_ena:1; 701 uint64_t sq_ins_pos:6; 702 uint64_t lock_ena:1; 703 uint64_t lock_viol_cqe_ena:1; 704 uint64_t send_tstmp_ena:1; 705 uint64_t be:1; 706 uint64_t reserved_7_15:9; 707 uint64_t vnic:7; 708 #elif defined(__LITTLE_ENDIAN_BITFIELD) 709 uint64_t vnic:7; 710 uint64_t reserved_7_15:9; 711 uint64_t be:1; 712 uint64_t send_tstmp_ena:1; 713 uint64_t lock_viol_cqe_ena:1; 714 uint64_t lock_ena:1; 715 uint64_t sq_ins_pos:6; 716 uint64_t sq_ins_ena:1; 717 uint64_t reserved_27_30:4; 718 uint64_t ena:1; 719 uint64_t reserved_32_63:32; 720 #endif 721 }; 722 723 #endif /* Q_STRUCT_H */
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