1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2021 Intel Corporation 3 */ 4 5 #include <stdio.h> 6 #include <stdlib.h> 7 #include <stdint.h> 8 #include <inttypes.h> 9 #include <sys/types.h> 10 #include <string.h> 11 #include <sys/queue.h> 12 #include <stdarg.h> 13 #include <errno.h> 14 #include <getopt.h> 15 #include <signal.h> 16 #include <stdbool.h> 17 18 #include <rte_common.h> 19 #include <rte_vect.h> 20 #include <rte_byteorder.h> 21 #include <rte_log.h> 22 #include <rte_malloc.h> 23 #include <rte_memory.h> 24 #include <rte_memcpy.h> 25 #include <rte_eal.h> 26 #include <rte_launch.h> 27 #include <rte_cycles.h> 28 #include <rte_prefetch.h> 29 #include <rte_lcore.h> 30 #include <rte_per_lcore.h> 31 #include <rte_branch_prediction.h> 32 #include <rte_interrupts.h> 33 #include <rte_random.h> 34 #include <rte_debug.h> 35 #include <rte_ether.h> 36 #include <rte_mempool.h> 37 #include <rte_mbuf.h> 38 #include <rte_ip.h> 39 #include <rte_tcp.h> 40 #include <rte_udp.h> 41 #include <rte_string_fns.h> 42 #include <rte_cpuflags.h> 43 44 #include <cmdline_parse.h> 45 #include <cmdline_parse_etheraddr.h> 46 47 #include "l3fwd.h" 48 #include "l3fwd_event.h" 49 #include "l3fwd_route.h" 50 51 #define MAX_TX_QUEUE_PER_PORT RTE_MAX_LCORE 52 #define MAX_RX_QUEUE_PER_PORT 128 53 54 #define MAX_LCORE_PARAMS 1024 55 56 /* Static global variables used within this file. */ 57 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; 58 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; 59 60 /**< Ports set in promiscuous mode off by default. */ 61 static int promiscuous_on; 62 63 /* Select Longest-Prefix, Exact match or Forwarding Information Base. */ 64 enum L3FWD_LOOKUP_MODE { 65 L3FWD_LOOKUP_DEFAULT, 66 L3FWD_LOOKUP_LPM, 67 L3FWD_LOOKUP_EM, 68 L3FWD_LOOKUP_FIB 69 }; 70 static enum L3FWD_LOOKUP_MODE lookup_mode; 71 72 /* Global variables. */ 73 74 static int numa_on = 1; /**< NUMA is enabled by default. */ 75 static int parse_ptype; /**< Parse packet type using rx callback, and */ 76 /**< disabled by default */ 77 static int per_port_pool; /**< Use separate buffer pools per port; disabled */ 78 /**< by default */ 79 80 volatile bool force_quit; 81 82 /* ethernet addresses of ports */ 83 uint64_t dest_eth_addr[RTE_MAX_ETHPORTS]; 84 struct rte_ether_addr ports_eth_addr[RTE_MAX_ETHPORTS]; 85 86 xmm_t val_eth[RTE_MAX_ETHPORTS]; 87 88 /* mask of enabled ports */ 89 uint32_t enabled_port_mask; 90 91 /* Used only in exact match mode. */ 92 int ipv6; /**< ipv6 is false by default. */ 93 uint32_t hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT; 94 95 struct lcore_conf lcore_conf[RTE_MAX_LCORE]; 96 97 struct lcore_params { 98 uint16_t port_id; 99 uint8_t queue_id; 100 uint8_t lcore_id; 101 } __rte_cache_aligned; 102 103 static struct lcore_params lcore_params_array[MAX_LCORE_PARAMS]; 104 static struct lcore_params lcore_params_array_default[] = { 105 {0, 0, 2}, 106 {0, 1, 2}, 107 {0, 2, 2}, 108 {1, 0, 2}, 109 {1, 1, 2}, 110 {1, 2, 2}, 111 {2, 0, 2}, 112 {3, 0, 3}, 113 {3, 1, 3}, 114 }; 115 116 static struct lcore_params * lcore_params = lcore_params_array_default; 117 static uint16_t nb_lcore_params = sizeof(lcore_params_array_default) / 118 sizeof(lcore_params_array_default[0]); 119 120 static struct rte_eth_conf port_conf = { 121 .rxmode = { 122 .mq_mode = RTE_ETH_MQ_RX_RSS, 123 .split_hdr_size = 0, 124 .offloads = RTE_ETH_RX_OFFLOAD_CHECKSUM, 125 }, 126 .rx_adv_conf = { 127 .rss_conf = { 128 .rss_key = NULL, 129 .rss_hf = RTE_ETH_RSS_IP, 130 }, 131 }, 132 .txmode = { 133 .mq_mode = RTE_ETH_MQ_TX_NONE, 134 }, 135 }; 136 137 static uint32_t max_pkt_len; 138 139 static struct rte_mempool *pktmbuf_pool[RTE_MAX_ETHPORTS][NB_SOCKETS]; 140 static struct rte_mempool *vector_pool[RTE_MAX_ETHPORTS]; 141 static uint8_t lkp_per_socket[NB_SOCKETS]; 142 143 struct l3fwd_lkp_mode { 144 void (*setup)(int); 145 int (*check_ptype)(int); 146 rte_rx_callback_fn cb_parse_ptype; 147 int (*main_loop)(void *); 148 void* (*get_ipv4_lookup_struct)(int); 149 void* (*get_ipv6_lookup_struct)(int); 150 }; 151 152 static struct l3fwd_lkp_mode l3fwd_lkp; 153 154 static struct l3fwd_lkp_mode l3fwd_em_lkp = { 155 .setup = setup_hash, 156 .check_ptype = em_check_ptype, 157 .cb_parse_ptype = em_cb_parse_ptype, 158 .main_loop = em_main_loop, 159 .get_ipv4_lookup_struct = em_get_ipv4_l3fwd_lookup_struct, 160 .get_ipv6_lookup_struct = em_get_ipv6_l3fwd_lookup_struct, 161 }; 162 163 static struct l3fwd_lkp_mode l3fwd_lpm_lkp = { 164 .setup = setup_lpm, 165 .check_ptype = lpm_check_ptype, 166 .cb_parse_ptype = lpm_cb_parse_ptype, 167 .main_loop = lpm_main_loop, 168 .get_ipv4_lookup_struct = lpm_get_ipv4_l3fwd_lookup_struct, 169 .get_ipv6_lookup_struct = lpm_get_ipv6_l3fwd_lookup_struct, 170 }; 171 172 static struct l3fwd_lkp_mode l3fwd_fib_lkp = { 173 .setup = setup_fib, 174 .check_ptype = lpm_check_ptype, 175 .cb_parse_ptype = lpm_cb_parse_ptype, 176 .main_loop = fib_main_loop, 177 .get_ipv4_lookup_struct = fib_get_ipv4_l3fwd_lookup_struct, 178 .get_ipv6_lookup_struct = fib_get_ipv6_l3fwd_lookup_struct, 179 }; 180 181 /* 182 * 198.18.0.0/16 are set aside for RFC2544 benchmarking (RFC5735). 183 * 198.18.{0-7}.0/24 = Port {0-7} 184 */ 185 const struct ipv4_l3fwd_route ipv4_l3fwd_route_array[] = { 186 {RTE_IPV4(198, 18, 0, 0), 24, 0}, 187 {RTE_IPV4(198, 18, 1, 0), 24, 1}, 188 {RTE_IPV4(198, 18, 2, 0), 24, 2}, 189 {RTE_IPV4(198, 18, 3, 0), 24, 3}, 190 {RTE_IPV4(198, 18, 4, 0), 24, 4}, 191 {RTE_IPV4(198, 18, 5, 0), 24, 5}, 192 {RTE_IPV4(198, 18, 6, 0), 24, 6}, 193 {RTE_IPV4(198, 18, 7, 0), 24, 7}, 194 }; 195 196 /* 197 * 2001:200::/48 is IANA reserved range for IPv6 benchmarking (RFC5180). 198 * 2001:200:0:{0-7}::/64 = Port {0-7} 199 */ 200 const struct ipv6_l3fwd_route ipv6_l3fwd_route_array[] = { 201 {{32, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 0}, 202 {{32, 1, 2, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 1}, 203 {{32, 1, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 2}, 204 {{32, 1, 2, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 3}, 205 {{32, 1, 2, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 4}, 206 {{32, 1, 2, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 5}, 207 {{32, 1, 2, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 6}, 208 {{32, 1, 2, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 7}, 209 }; 210 211 /* 212 * Setup lookup methods for forwarding. 213 * Currently exact-match, longest-prefix-match and forwarding information 214 * base are the supported ones. 215 */ 216 static void 217 setup_l3fwd_lookup_tables(void) 218 { 219 /* Setup HASH lookup functions. */ 220 if (lookup_mode == L3FWD_LOOKUP_EM) 221 l3fwd_lkp = l3fwd_em_lkp; 222 /* Setup FIB lookup functions. */ 223 else if (lookup_mode == L3FWD_LOOKUP_FIB) 224 l3fwd_lkp = l3fwd_fib_lkp; 225 /* Setup LPM lookup functions. */ 226 else 227 l3fwd_lkp = l3fwd_lpm_lkp; 228 } 229 230 static int 231 check_lcore_params(void) 232 { 233 uint8_t queue, lcore; 234 uint16_t i; 235 int socketid; 236 237 for (i = 0; i < nb_lcore_params; ++i) { 238 queue = lcore_params[i].queue_id; 239 if (queue >= MAX_RX_QUEUE_PER_PORT) { 240 printf("invalid queue number: %hhu\n", queue); 241 return -1; 242 } 243 lcore = lcore_params[i].lcore_id; 244 if (!rte_lcore_is_enabled(lcore)) { 245 printf("error: lcore %hhu is not enabled in lcore mask\n", lcore); 246 return -1; 247 } 248 if ((socketid = rte_lcore_to_socket_id(lcore) != 0) && 249 (numa_on == 0)) { 250 printf("warning: lcore %hhu is on socket %d with numa off \n", 251 lcore, socketid); 252 } 253 } 254 return 0; 255 } 256 257 static int 258 check_port_config(void) 259 { 260 uint16_t portid; 261 uint16_t i; 262 263 for (i = 0; i < nb_lcore_params; ++i) { 264 portid = lcore_params[i].port_id; 265 if ((enabled_port_mask & (1 << portid)) == 0) { 266 printf("port %u is not enabled in port mask\n", portid); 267 return -1; 268 } 269 if (!rte_eth_dev_is_valid_port(portid)) { 270 printf("port %u is not present on the board\n", portid); 271 return -1; 272 } 273 } 274 return 0; 275 } 276 277 static uint8_t 278 get_port_n_rx_queues(const uint16_t port) 279 { 280 int queue = -1; 281 uint16_t i; 282 283 for (i = 0; i < nb_lcore_params; ++i) { 284 if (lcore_params[i].port_id == port) { 285 if (lcore_params[i].queue_id == queue+1) 286 queue = lcore_params[i].queue_id; 287 else 288 rte_exit(EXIT_FAILURE, "queue ids of the port %d must be" 289 " in sequence and must start with 0\n", 290 lcore_params[i].port_id); 291 } 292 } 293 return (uint8_t)(++queue); 294 } 295 296 static int 297 init_lcore_rx_queues(void) 298 { 299 uint16_t i, nb_rx_queue; 300 uint8_t lcore; 301 302 for (i = 0; i < nb_lcore_params; ++i) { 303 lcore = lcore_params[i].lcore_id; 304 nb_rx_queue = lcore_conf[lcore].n_rx_queue; 305 if (nb_rx_queue >= MAX_RX_QUEUE_PER_LCORE) { 306 printf("error: too many queues (%u) for lcore: %u\n", 307 (unsigned)nb_rx_queue + 1, (unsigned)lcore); 308 return -1; 309 } else { 310 lcore_conf[lcore].rx_queue_list[nb_rx_queue].port_id = 311 lcore_params[i].port_id; 312 lcore_conf[lcore].rx_queue_list[nb_rx_queue].queue_id = 313 lcore_params[i].queue_id; 314 lcore_conf[lcore].n_rx_queue++; 315 } 316 } 317 return 0; 318 } 319 320 /* display usage */ 321 static void 322 print_usage(const char *prgname) 323 { 324 fprintf(stderr, "%s [EAL options] --" 325 " -p PORTMASK" 326 " [-P]" 327 " [--lookup]" 328 " --config (port,queue,lcore)[,(port,queue,lcore)]" 329 " [--eth-dest=X,MM:MM:MM:MM:MM:MM]" 330 " [--max-pkt-len PKTLEN]" 331 " [--no-numa]" 332 " [--hash-entry-num]" 333 " [--ipv6]" 334 " [--parse-ptype]" 335 " [--per-port-pool]" 336 " [--mode]" 337 " [--eventq-sched]" 338 " [--event-vector [--event-vector-size SIZE] [--event-vector-tmo NS]]" 339 " [-E]" 340 " [-L]\n\n" 341 342 " -p PORTMASK: Hexadecimal bitmask of ports to configure\n" 343 " -P : Enable promiscuous mode\n" 344 " --lookup: Select the lookup method\n" 345 " Default: lpm\n" 346 " Accepted: em (Exact Match), lpm (Longest Prefix Match), fib (Forwarding Information Base)\n" 347 " --config (port,queue,lcore): Rx queue configuration\n" 348 " --eth-dest=X,MM:MM:MM:MM:MM:MM: Ethernet destination for port X\n" 349 " --max-pkt-len PKTLEN: maximum packet length in decimal (64-9600)\n" 350 " --no-numa: Disable numa awareness\n" 351 " --hash-entry-num: Specify the hash entry number in hexadecimal to be setup\n" 352 " --ipv6: Set if running ipv6 packets\n" 353 " --parse-ptype: Set to use software to analyze packet type\n" 354 " --per-port-pool: Use separate buffer pool per port\n" 355 " --mode: Packet transfer mode for I/O, poll or eventdev\n" 356 " Default mode = poll\n" 357 " --eventq-sched: Event queue synchronization method\n" 358 " ordered, atomic or parallel.\n" 359 " Default: atomic\n" 360 " Valid only if --mode=eventdev\n" 361 " --event-eth-rxqs: Number of ethernet RX queues per device.\n" 362 " Default: 1\n" 363 " Valid only if --mode=eventdev\n" 364 " --event-vector: Enable event vectorization.\n" 365 " --event-vector-size: Max vector size if event vectorization is enabled.\n" 366 " --event-vector-tmo: Max timeout to form vector in nanoseconds if event vectorization is enabled\n" 367 " -E : Enable exact match, legacy flag please use --lookup=em instead\n" 368 " -L : Enable longest prefix match, legacy flag please use --lookup=lpm instead\n\n", 369 prgname); 370 } 371 372 static int 373 parse_max_pkt_len(const char *pktlen) 374 { 375 char *end = NULL; 376 unsigned long len; 377 378 /* parse decimal string */ 379 len = strtoul(pktlen, &end, 10); 380 if ((pktlen[0] == '\0') || (end == NULL) || (*end != '\0')) 381 return -1; 382 383 if (len == 0) 384 return -1; 385 386 return len; 387 } 388 389 static int 390 parse_portmask(const char *portmask) 391 { 392 char *end = NULL; 393 unsigned long pm; 394 395 /* parse hexadecimal string */ 396 pm = strtoul(portmask, &end, 16); 397 if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0')) 398 return 0; 399 400 return pm; 401 } 402 403 static int 404 parse_hash_entry_number(const char *hash_entry_num) 405 { 406 char *end = NULL; 407 unsigned long hash_en; 408 /* parse hexadecimal string */ 409 hash_en = strtoul(hash_entry_num, &end, 16); 410 if ((hash_entry_num[0] == '\0') || (end == NULL) || (*end != '\0')) 411 return -1; 412 413 if (hash_en == 0) 414 return -1; 415 416 return hash_en; 417 } 418 419 static int 420 parse_config(const char *q_arg) 421 { 422 char s[256]; 423 const char *p, *p0 = q_arg; 424 char *end; 425 enum fieldnames { 426 FLD_PORT = 0, 427 FLD_QUEUE, 428 FLD_LCORE, 429 _NUM_FLD 430 }; 431 unsigned long int_fld[_NUM_FLD]; 432 char *str_fld[_NUM_FLD]; 433 int i; 434 unsigned size; 435 436 nb_lcore_params = 0; 437 438 while ((p = strchr(p0,'(')) != NULL) { 439 ++p; 440 if((p0 = strchr(p,')')) == NULL) 441 return -1; 442 443 size = p0 - p; 444 if(size >= sizeof(s)) 445 return -1; 446 447 snprintf(s, sizeof(s), "%.*s", size, p); 448 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD) 449 return -1; 450 for (i = 0; i < _NUM_FLD; i++){ 451 errno = 0; 452 int_fld[i] = strtoul(str_fld[i], &end, 0); 453 if (errno != 0 || end == str_fld[i] || int_fld[i] > 255) 454 return -1; 455 } 456 if (nb_lcore_params >= MAX_LCORE_PARAMS) { 457 printf("exceeded max number of lcore params: %hu\n", 458 nb_lcore_params); 459 return -1; 460 } 461 lcore_params_array[nb_lcore_params].port_id = 462 (uint8_t)int_fld[FLD_PORT]; 463 lcore_params_array[nb_lcore_params].queue_id = 464 (uint8_t)int_fld[FLD_QUEUE]; 465 lcore_params_array[nb_lcore_params].lcore_id = 466 (uint8_t)int_fld[FLD_LCORE]; 467 ++nb_lcore_params; 468 } 469 lcore_params = lcore_params_array; 470 return 0; 471 } 472 473 static void 474 parse_eth_dest(const char *optarg) 475 { 476 uint16_t portid; 477 char *port_end; 478 uint8_t c, *dest, peer_addr[6]; 479 480 errno = 0; 481 portid = strtoul(optarg, &port_end, 10); 482 if (errno != 0 || port_end == optarg || *port_end++ != ',') 483 rte_exit(EXIT_FAILURE, 484 "Invalid eth-dest: %s", optarg); 485 if (portid >= RTE_MAX_ETHPORTS) 486 rte_exit(EXIT_FAILURE, 487 "eth-dest: port %d >= RTE_MAX_ETHPORTS(%d)\n", 488 portid, RTE_MAX_ETHPORTS); 489 490 if (cmdline_parse_etheraddr(NULL, port_end, 491 &peer_addr, sizeof(peer_addr)) < 0) 492 rte_exit(EXIT_FAILURE, 493 "Invalid ethernet address: %s\n", 494 port_end); 495 dest = (uint8_t *)&dest_eth_addr[portid]; 496 for (c = 0; c < 6; c++) 497 dest[c] = peer_addr[c]; 498 *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid]; 499 } 500 501 static void 502 parse_mode(const char *optarg) 503 { 504 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 505 506 if (!strcmp(optarg, "poll")) 507 evt_rsrc->enabled = false; 508 else if (!strcmp(optarg, "eventdev")) 509 evt_rsrc->enabled = true; 510 } 511 512 static void 513 parse_eventq_sched(const char *optarg) 514 { 515 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 516 517 if (!strcmp(optarg, "ordered")) 518 evt_rsrc->sched_type = RTE_SCHED_TYPE_ORDERED; 519 if (!strcmp(optarg, "atomic")) 520 evt_rsrc->sched_type = RTE_SCHED_TYPE_ATOMIC; 521 if (!strcmp(optarg, "parallel")) 522 evt_rsrc->sched_type = RTE_SCHED_TYPE_PARALLEL; 523 } 524 525 static void 526 parse_event_eth_rx_queues(const char *eth_rx_queues) 527 { 528 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 529 char *end = NULL; 530 uint8_t num_eth_rx_queues; 531 532 /* parse decimal string */ 533 num_eth_rx_queues = strtoul(eth_rx_queues, &end, 10); 534 if ((eth_rx_queues[0] == '\0') || (end == NULL) || (*end != '\0')) 535 return; 536 537 if (num_eth_rx_queues == 0) 538 return; 539 540 evt_rsrc->eth_rx_queues = num_eth_rx_queues; 541 } 542 543 static int 544 parse_lookup(const char *optarg) 545 { 546 if (!strcmp(optarg, "em")) 547 lookup_mode = L3FWD_LOOKUP_EM; 548 else if (!strcmp(optarg, "lpm")) 549 lookup_mode = L3FWD_LOOKUP_LPM; 550 else if (!strcmp(optarg, "fib")) 551 lookup_mode = L3FWD_LOOKUP_FIB; 552 else { 553 fprintf(stderr, "Invalid lookup option! Accepted options: em, lpm, fib\n"); 554 return -1; 555 } 556 return 0; 557 } 558 559 #define MAX_JUMBO_PKT_LEN 9600 560 561 static const char short_options[] = 562 "p:" /* portmask */ 563 "P" /* promiscuous */ 564 "L" /* legacy enable long prefix match */ 565 "E" /* legacy enable exact match */ 566 ; 567 568 #define CMD_LINE_OPT_CONFIG "config" 569 #define CMD_LINE_OPT_ETH_DEST "eth-dest" 570 #define CMD_LINE_OPT_NO_NUMA "no-numa" 571 #define CMD_LINE_OPT_IPV6 "ipv6" 572 #define CMD_LINE_OPT_MAX_PKT_LEN "max-pkt-len" 573 #define CMD_LINE_OPT_HASH_ENTRY_NUM "hash-entry-num" 574 #define CMD_LINE_OPT_PARSE_PTYPE "parse-ptype" 575 #define CMD_LINE_OPT_PER_PORT_POOL "per-port-pool" 576 #define CMD_LINE_OPT_MODE "mode" 577 #define CMD_LINE_OPT_EVENTQ_SYNC "eventq-sched" 578 #define CMD_LINE_OPT_EVENT_ETH_RX_QUEUES "event-eth-rxqs" 579 #define CMD_LINE_OPT_LOOKUP "lookup" 580 #define CMD_LINE_OPT_ENABLE_VECTOR "event-vector" 581 #define CMD_LINE_OPT_VECTOR_SIZE "event-vector-size" 582 #define CMD_LINE_OPT_VECTOR_TMO_NS "event-vector-tmo" 583 584 enum { 585 /* long options mapped to a short option */ 586 587 /* first long only option value must be >= 256, so that we won't 588 * conflict with short options */ 589 CMD_LINE_OPT_MIN_NUM = 256, 590 CMD_LINE_OPT_CONFIG_NUM, 591 CMD_LINE_OPT_ETH_DEST_NUM, 592 CMD_LINE_OPT_NO_NUMA_NUM, 593 CMD_LINE_OPT_IPV6_NUM, 594 CMD_LINE_OPT_MAX_PKT_LEN_NUM, 595 CMD_LINE_OPT_HASH_ENTRY_NUM_NUM, 596 CMD_LINE_OPT_PARSE_PTYPE_NUM, 597 CMD_LINE_OPT_PARSE_PER_PORT_POOL, 598 CMD_LINE_OPT_MODE_NUM, 599 CMD_LINE_OPT_EVENTQ_SYNC_NUM, 600 CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM, 601 CMD_LINE_OPT_LOOKUP_NUM, 602 CMD_LINE_OPT_ENABLE_VECTOR_NUM, 603 CMD_LINE_OPT_VECTOR_SIZE_NUM, 604 CMD_LINE_OPT_VECTOR_TMO_NS_NUM 605 }; 606 607 static const struct option lgopts[] = { 608 {CMD_LINE_OPT_CONFIG, 1, 0, CMD_LINE_OPT_CONFIG_NUM}, 609 {CMD_LINE_OPT_ETH_DEST, 1, 0, CMD_LINE_OPT_ETH_DEST_NUM}, 610 {CMD_LINE_OPT_NO_NUMA, 0, 0, CMD_LINE_OPT_NO_NUMA_NUM}, 611 {CMD_LINE_OPT_IPV6, 0, 0, CMD_LINE_OPT_IPV6_NUM}, 612 {CMD_LINE_OPT_MAX_PKT_LEN, 1, 0, CMD_LINE_OPT_MAX_PKT_LEN_NUM}, 613 {CMD_LINE_OPT_HASH_ENTRY_NUM, 1, 0, CMD_LINE_OPT_HASH_ENTRY_NUM_NUM}, 614 {CMD_LINE_OPT_PARSE_PTYPE, 0, 0, CMD_LINE_OPT_PARSE_PTYPE_NUM}, 615 {CMD_LINE_OPT_PER_PORT_POOL, 0, 0, CMD_LINE_OPT_PARSE_PER_PORT_POOL}, 616 {CMD_LINE_OPT_MODE, 1, 0, CMD_LINE_OPT_MODE_NUM}, 617 {CMD_LINE_OPT_EVENTQ_SYNC, 1, 0, CMD_LINE_OPT_EVENTQ_SYNC_NUM}, 618 {CMD_LINE_OPT_EVENT_ETH_RX_QUEUES, 1, 0, 619 CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM}, 620 {CMD_LINE_OPT_LOOKUP, 1, 0, CMD_LINE_OPT_LOOKUP_NUM}, 621 {CMD_LINE_OPT_ENABLE_VECTOR, 0, 0, CMD_LINE_OPT_ENABLE_VECTOR_NUM}, 622 {CMD_LINE_OPT_VECTOR_SIZE, 1, 0, CMD_LINE_OPT_VECTOR_SIZE_NUM}, 623 {CMD_LINE_OPT_VECTOR_TMO_NS, 1, 0, CMD_LINE_OPT_VECTOR_TMO_NS_NUM}, 624 {NULL, 0, 0, 0} 625 }; 626 627 /* 628 * This expression is used to calculate the number of mbufs needed 629 * depending on user input, taking into account memory for rx and 630 * tx hardware rings, cache per lcore and mtable per port per lcore. 631 * RTE_MAX is used to ensure that NB_MBUF never goes below a minimum 632 * value of 8192 633 */ 634 #define NB_MBUF(nports) RTE_MAX( \ 635 (nports*nb_rx_queue*nb_rxd + \ 636 nports*nb_lcores*MAX_PKT_BURST + \ 637 nports*n_tx_queue*nb_txd + \ 638 nb_lcores*MEMPOOL_CACHE_SIZE), \ 639 (unsigned)8192) 640 641 /* Parse the argument given in the command line of the application */ 642 static int 643 parse_args(int argc, char **argv) 644 { 645 int opt, ret; 646 char **argvopt; 647 int option_index; 648 char *prgname = argv[0]; 649 uint8_t lcore_params = 0; 650 uint8_t eventq_sched = 0; 651 uint8_t eth_rx_q = 0; 652 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 653 654 argvopt = argv; 655 656 /* Error or normal output strings. */ 657 while ((opt = getopt_long(argc, argvopt, short_options, 658 lgopts, &option_index)) != EOF) { 659 660 switch (opt) { 661 /* portmask */ 662 case 'p': 663 enabled_port_mask = parse_portmask(optarg); 664 if (enabled_port_mask == 0) { 665 fprintf(stderr, "Invalid portmask\n"); 666 print_usage(prgname); 667 return -1; 668 } 669 break; 670 671 case 'P': 672 promiscuous_on = 1; 673 break; 674 675 case 'E': 676 if (lookup_mode != L3FWD_LOOKUP_DEFAULT) { 677 fprintf(stderr, "Only one lookup mode is allowed at a time!\n"); 678 return -1; 679 } 680 lookup_mode = L3FWD_LOOKUP_EM; 681 break; 682 683 case 'L': 684 if (lookup_mode != L3FWD_LOOKUP_DEFAULT) { 685 fprintf(stderr, "Only one lookup mode is allowed at a time!\n"); 686 return -1; 687 } 688 lookup_mode = L3FWD_LOOKUP_LPM; 689 break; 690 691 /* long options */ 692 case CMD_LINE_OPT_CONFIG_NUM: 693 ret = parse_config(optarg); 694 if (ret) { 695 fprintf(stderr, "Invalid config\n"); 696 print_usage(prgname); 697 return -1; 698 } 699 lcore_params = 1; 700 break; 701 702 case CMD_LINE_OPT_ETH_DEST_NUM: 703 parse_eth_dest(optarg); 704 break; 705 706 case CMD_LINE_OPT_NO_NUMA_NUM: 707 numa_on = 0; 708 break; 709 710 case CMD_LINE_OPT_IPV6_NUM: 711 ipv6 = 1; 712 break; 713 714 case CMD_LINE_OPT_MAX_PKT_LEN_NUM: 715 max_pkt_len = parse_max_pkt_len(optarg); 716 break; 717 718 case CMD_LINE_OPT_HASH_ENTRY_NUM_NUM: 719 ret = parse_hash_entry_number(optarg); 720 if ((ret > 0) && (ret <= L3FWD_HASH_ENTRIES)) { 721 hash_entry_number = ret; 722 } else { 723 fprintf(stderr, "invalid hash entry number\n"); 724 print_usage(prgname); 725 return -1; 726 } 727 break; 728 729 case CMD_LINE_OPT_PARSE_PTYPE_NUM: 730 printf("soft parse-ptype is enabled\n"); 731 parse_ptype = 1; 732 break; 733 734 case CMD_LINE_OPT_PARSE_PER_PORT_POOL: 735 printf("per port buffer pool is enabled\n"); 736 per_port_pool = 1; 737 break; 738 739 case CMD_LINE_OPT_MODE_NUM: 740 parse_mode(optarg); 741 break; 742 743 case CMD_LINE_OPT_EVENTQ_SYNC_NUM: 744 parse_eventq_sched(optarg); 745 eventq_sched = 1; 746 break; 747 748 case CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM: 749 parse_event_eth_rx_queues(optarg); 750 eth_rx_q = 1; 751 break; 752 753 case CMD_LINE_OPT_LOOKUP_NUM: 754 if (lookup_mode != L3FWD_LOOKUP_DEFAULT) { 755 fprintf(stderr, "Only one lookup mode is allowed at a time!\n"); 756 return -1; 757 } 758 ret = parse_lookup(optarg); 759 /* 760 * If parse_lookup was passed an invalid lookup type 761 * then return -1. Error log included within 762 * parse_lookup for simplicity. 763 */ 764 if (ret) 765 return -1; 766 break; 767 768 case CMD_LINE_OPT_ENABLE_VECTOR_NUM: 769 printf("event vectorization is enabled\n"); 770 evt_rsrc->vector_enabled = 1; 771 break; 772 case CMD_LINE_OPT_VECTOR_SIZE_NUM: 773 evt_rsrc->vector_size = strtol(optarg, NULL, 10); 774 break; 775 case CMD_LINE_OPT_VECTOR_TMO_NS_NUM: 776 evt_rsrc->vector_tmo_ns = strtoull(optarg, NULL, 10); 777 break; 778 default: 779 print_usage(prgname); 780 return -1; 781 } 782 } 783 784 if (evt_rsrc->enabled && lcore_params) { 785 fprintf(stderr, "lcore config is not valid when event mode is selected\n"); 786 return -1; 787 } 788 789 if (!evt_rsrc->enabled && eth_rx_q) { 790 fprintf(stderr, "eth_rx_queues is valid only when event mode is selected\n"); 791 return -1; 792 } 793 794 if (!evt_rsrc->enabled && eventq_sched) { 795 fprintf(stderr, "eventq_sched is valid only when event mode is selected\n"); 796 return -1; 797 } 798 799 if (evt_rsrc->vector_enabled && !evt_rsrc->vector_size) { 800 evt_rsrc->vector_size = VECTOR_SIZE_DEFAULT; 801 fprintf(stderr, "vector size set to default (%" PRIu16 ")\n", 802 evt_rsrc->vector_size); 803 } 804 805 if (evt_rsrc->vector_enabled && !evt_rsrc->vector_tmo_ns) { 806 evt_rsrc->vector_tmo_ns = VECTOR_TMO_NS_DEFAULT; 807 fprintf(stderr, 808 "vector timeout set to default (%" PRIu64 " ns)\n", 809 evt_rsrc->vector_tmo_ns); 810 } 811 812 /* 813 * Nothing is selected, pick longest-prefix match 814 * as default match. 815 */ 816 if (lookup_mode == L3FWD_LOOKUP_DEFAULT) { 817 fprintf(stderr, "Neither LPM, EM, or FIB selected, defaulting to LPM\n"); 818 lookup_mode = L3FWD_LOOKUP_LPM; 819 } 820 821 /* 822 * ipv6 and hash flags are valid only for 823 * exact match, reset them to default for 824 * longest-prefix match. 825 */ 826 if (lookup_mode == L3FWD_LOOKUP_LPM) { 827 ipv6 = 0; 828 hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT; 829 } 830 831 if (optind >= 0) 832 argv[optind-1] = prgname; 833 834 ret = optind-1; 835 optind = 1; /* reset getopt lib */ 836 return ret; 837 } 838 839 static void 840 print_ethaddr(const char *name, const struct rte_ether_addr *eth_addr) 841 { 842 char buf[RTE_ETHER_ADDR_FMT_SIZE]; 843 rte_ether_format_addr(buf, RTE_ETHER_ADDR_FMT_SIZE, eth_addr); 844 printf("%s%s", name, buf); 845 } 846 847 int 848 init_mem(uint16_t portid, unsigned int nb_mbuf) 849 { 850 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 851 struct lcore_conf *qconf; 852 int socketid; 853 unsigned lcore_id; 854 char s[64]; 855 856 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 857 if (rte_lcore_is_enabled(lcore_id) == 0) 858 continue; 859 860 if (numa_on) 861 socketid = rte_lcore_to_socket_id(lcore_id); 862 else 863 socketid = 0; 864 865 if (socketid >= NB_SOCKETS) { 866 rte_exit(EXIT_FAILURE, 867 "Socket %d of lcore %u is out of range %d\n", 868 socketid, lcore_id, NB_SOCKETS); 869 } 870 871 if (pktmbuf_pool[portid][socketid] == NULL) { 872 snprintf(s, sizeof(s), "mbuf_pool_%d:%d", 873 portid, socketid); 874 pktmbuf_pool[portid][socketid] = 875 rte_pktmbuf_pool_create(s, nb_mbuf, 876 MEMPOOL_CACHE_SIZE, 0, 877 RTE_MBUF_DEFAULT_BUF_SIZE, socketid); 878 if (pktmbuf_pool[portid][socketid] == NULL) 879 rte_exit(EXIT_FAILURE, 880 "Cannot init mbuf pool on socket %d\n", 881 socketid); 882 else 883 printf("Allocated mbuf pool on socket %d\n", 884 socketid); 885 886 /* Setup LPM, EM(f.e Hash) or FIB. But, only once per 887 * available socket. 888 */ 889 if (!lkp_per_socket[socketid]) { 890 l3fwd_lkp.setup(socketid); 891 lkp_per_socket[socketid] = 1; 892 } 893 } 894 895 if (evt_rsrc->vector_enabled && vector_pool[portid] == NULL) { 896 unsigned int nb_vec; 897 898 nb_vec = (nb_mbuf + evt_rsrc->vector_size - 1) / 899 evt_rsrc->vector_size; 900 snprintf(s, sizeof(s), "vector_pool_%d", portid); 901 vector_pool[portid] = rte_event_vector_pool_create( 902 s, nb_vec, 0, evt_rsrc->vector_size, socketid); 903 if (vector_pool[portid] == NULL) 904 rte_exit(EXIT_FAILURE, 905 "Failed to create vector pool for port %d\n", 906 portid); 907 else 908 printf("Allocated vector pool for port %d\n", 909 portid); 910 } 911 912 qconf = &lcore_conf[lcore_id]; 913 qconf->ipv4_lookup_struct = 914 l3fwd_lkp.get_ipv4_lookup_struct(socketid); 915 qconf->ipv6_lookup_struct = 916 l3fwd_lkp.get_ipv6_lookup_struct(socketid); 917 } 918 return 0; 919 } 920 921 /* Check the link status of all ports in up to 9s, and print them finally */ 922 static void 923 check_all_ports_link_status(uint32_t port_mask) 924 { 925 #define CHECK_INTERVAL 100 /* 100ms */ 926 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 927 uint16_t portid; 928 uint8_t count, all_ports_up, print_flag = 0; 929 struct rte_eth_link link; 930 int ret; 931 char link_status_text[RTE_ETH_LINK_MAX_STR_LEN]; 932 933 printf("\nChecking link status"); 934 fflush(stdout); 935 for (count = 0; count <= MAX_CHECK_TIME; count++) { 936 if (force_quit) 937 return; 938 all_ports_up = 1; 939 RTE_ETH_FOREACH_DEV(portid) { 940 if (force_quit) 941 return; 942 if ((port_mask & (1 << portid)) == 0) 943 continue; 944 memset(&link, 0, sizeof(link)); 945 ret = rte_eth_link_get_nowait(portid, &link); 946 if (ret < 0) { 947 all_ports_up = 0; 948 if (print_flag == 1) 949 printf("Port %u link get failed: %s\n", 950 portid, rte_strerror(-ret)); 951 continue; 952 } 953 /* print link status if flag set */ 954 if (print_flag == 1) { 955 rte_eth_link_to_str(link_status_text, 956 sizeof(link_status_text), &link); 957 printf("Port %d %s\n", portid, 958 link_status_text); 959 continue; 960 } 961 /* clear all_ports_up flag if any link down */ 962 if (link.link_status == RTE_ETH_LINK_DOWN) { 963 all_ports_up = 0; 964 break; 965 } 966 } 967 /* after finally printing all link status, get out */ 968 if (print_flag == 1) 969 break; 970 971 if (all_ports_up == 0) { 972 printf("."); 973 fflush(stdout); 974 rte_delay_ms(CHECK_INTERVAL); 975 } 976 977 /* set the print_flag if all ports up or timeout */ 978 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 979 print_flag = 1; 980 printf("done\n"); 981 } 982 } 983 } 984 985 static void 986 signal_handler(int signum) 987 { 988 if (signum == SIGINT || signum == SIGTERM) { 989 printf("\n\nSignal %d received, preparing to exit...\n", 990 signum); 991 force_quit = true; 992 } 993 } 994 995 static int 996 prepare_ptype_parser(uint16_t portid, uint16_t queueid) 997 { 998 if (parse_ptype) { 999 printf("Port %d: softly parse packet type info\n", portid); 1000 if (rte_eth_add_rx_callback(portid, queueid, 1001 l3fwd_lkp.cb_parse_ptype, 1002 NULL)) 1003 return 1; 1004 1005 printf("Failed to add rx callback: port=%d\n", portid); 1006 return 0; 1007 } 1008 1009 if (l3fwd_lkp.check_ptype(portid)) 1010 return 1; 1011 1012 printf("port %d cannot parse packet type, please add --%s\n", 1013 portid, CMD_LINE_OPT_PARSE_PTYPE); 1014 return 0; 1015 } 1016 1017 static uint32_t 1018 eth_dev_get_overhead_len(uint32_t max_rx_pktlen, uint16_t max_mtu) 1019 { 1020 uint32_t overhead_len; 1021 1022 if (max_mtu != UINT16_MAX && max_rx_pktlen > max_mtu) 1023 overhead_len = max_rx_pktlen - max_mtu; 1024 else 1025 overhead_len = RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN; 1026 1027 return overhead_len; 1028 } 1029 1030 static int 1031 config_port_max_pkt_len(struct rte_eth_conf *conf, 1032 struct rte_eth_dev_info *dev_info) 1033 { 1034 uint32_t overhead_len; 1035 1036 if (max_pkt_len == 0) 1037 return 0; 1038 1039 if (max_pkt_len < RTE_ETHER_MIN_LEN || max_pkt_len > MAX_JUMBO_PKT_LEN) 1040 return -1; 1041 1042 overhead_len = eth_dev_get_overhead_len(dev_info->max_rx_pktlen, 1043 dev_info->max_mtu); 1044 conf->rxmode.mtu = max_pkt_len - overhead_len; 1045 1046 if (conf->rxmode.mtu > RTE_ETHER_MTU) 1047 conf->txmode.offloads |= RTE_ETH_TX_OFFLOAD_MULTI_SEGS; 1048 1049 return 0; 1050 } 1051 1052 static void 1053 l3fwd_poll_resource_setup(void) 1054 { 1055 uint8_t nb_rx_queue, queue, socketid; 1056 struct rte_eth_dev_info dev_info; 1057 uint32_t n_tx_queue, nb_lcores; 1058 struct rte_eth_txconf *txconf; 1059 struct lcore_conf *qconf; 1060 uint16_t queueid, portid; 1061 unsigned int nb_ports; 1062 unsigned int lcore_id; 1063 int ret; 1064 1065 if (check_lcore_params() < 0) 1066 rte_exit(EXIT_FAILURE, "check_lcore_params failed\n"); 1067 1068 ret = init_lcore_rx_queues(); 1069 if (ret < 0) 1070 rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n"); 1071 1072 nb_ports = rte_eth_dev_count_avail(); 1073 1074 if (check_port_config() < 0) 1075 rte_exit(EXIT_FAILURE, "check_port_config failed\n"); 1076 1077 nb_lcores = rte_lcore_count(); 1078 1079 /* initialize all ports */ 1080 RTE_ETH_FOREACH_DEV(portid) { 1081 struct rte_eth_conf local_port_conf = port_conf; 1082 1083 /* skip ports that are not enabled */ 1084 if ((enabled_port_mask & (1 << portid)) == 0) { 1085 printf("\nSkipping disabled port %d\n", portid); 1086 continue; 1087 } 1088 1089 /* init port */ 1090 printf("Initializing port %d ... ", portid ); 1091 fflush(stdout); 1092 1093 nb_rx_queue = get_port_n_rx_queues(portid); 1094 n_tx_queue = nb_lcores; 1095 if (n_tx_queue > MAX_TX_QUEUE_PER_PORT) 1096 n_tx_queue = MAX_TX_QUEUE_PER_PORT; 1097 printf("Creating queues: nb_rxq=%d nb_txq=%u... ", 1098 nb_rx_queue, (unsigned)n_tx_queue ); 1099 1100 ret = rte_eth_dev_info_get(portid, &dev_info); 1101 if (ret != 0) 1102 rte_exit(EXIT_FAILURE, 1103 "Error during getting device (port %u) info: %s\n", 1104 portid, strerror(-ret)); 1105 1106 ret = config_port_max_pkt_len(&local_port_conf, &dev_info); 1107 if (ret != 0) 1108 rte_exit(EXIT_FAILURE, 1109 "Invalid max packet length: %u (port %u)\n", 1110 max_pkt_len, portid); 1111 1112 if (dev_info.tx_offload_capa & RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE) 1113 local_port_conf.txmode.offloads |= 1114 RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE; 1115 1116 local_port_conf.rx_adv_conf.rss_conf.rss_hf &= 1117 dev_info.flow_type_rss_offloads; 1118 1119 if (dev_info.max_rx_queues == 1) 1120 local_port_conf.rxmode.mq_mode = RTE_ETH_MQ_RX_NONE; 1121 1122 if (local_port_conf.rx_adv_conf.rss_conf.rss_hf != 1123 port_conf.rx_adv_conf.rss_conf.rss_hf) { 1124 printf("Port %u modified RSS hash function based on hardware support," 1125 "requested:%#"PRIx64" configured:%#"PRIx64"\n", 1126 portid, 1127 port_conf.rx_adv_conf.rss_conf.rss_hf, 1128 local_port_conf.rx_adv_conf.rss_conf.rss_hf); 1129 } 1130 1131 ret = rte_eth_dev_configure(portid, nb_rx_queue, 1132 (uint16_t)n_tx_queue, &local_port_conf); 1133 if (ret < 0) 1134 rte_exit(EXIT_FAILURE, 1135 "Cannot configure device: err=%d, port=%d\n", 1136 ret, portid); 1137 1138 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, 1139 &nb_txd); 1140 if (ret < 0) 1141 rte_exit(EXIT_FAILURE, 1142 "Cannot adjust number of descriptors: err=%d, " 1143 "port=%d\n", ret, portid); 1144 1145 ret = rte_eth_macaddr_get(portid, &ports_eth_addr[portid]); 1146 if (ret < 0) 1147 rte_exit(EXIT_FAILURE, 1148 "Cannot get MAC address: err=%d, port=%d\n", 1149 ret, portid); 1150 1151 print_ethaddr(" Address:", &ports_eth_addr[portid]); 1152 printf(", "); 1153 print_ethaddr("Destination:", 1154 (const struct rte_ether_addr *)&dest_eth_addr[portid]); 1155 printf(", "); 1156 1157 /* 1158 * prepare src MACs for each port. 1159 */ 1160 rte_ether_addr_copy(&ports_eth_addr[portid], 1161 (struct rte_ether_addr *)(val_eth + portid) + 1); 1162 1163 /* init memory */ 1164 if (!per_port_pool) { 1165 /* portid = 0; this is *not* signifying the first port, 1166 * rather, it signifies that portid is ignored. 1167 */ 1168 ret = init_mem(0, NB_MBUF(nb_ports)); 1169 } else { 1170 ret = init_mem(portid, NB_MBUF(1)); 1171 } 1172 if (ret < 0) 1173 rte_exit(EXIT_FAILURE, "init_mem failed\n"); 1174 1175 /* init one TX queue per couple (lcore,port) */ 1176 queueid = 0; 1177 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 1178 if (rte_lcore_is_enabled(lcore_id) == 0) 1179 continue; 1180 1181 if (numa_on) 1182 socketid = 1183 (uint8_t)rte_lcore_to_socket_id(lcore_id); 1184 else 1185 socketid = 0; 1186 1187 printf("txq=%u,%d,%d ", lcore_id, queueid, socketid); 1188 fflush(stdout); 1189 1190 txconf = &dev_info.default_txconf; 1191 txconf->offloads = local_port_conf.txmode.offloads; 1192 ret = rte_eth_tx_queue_setup(portid, queueid, nb_txd, 1193 socketid, txconf); 1194 if (ret < 0) 1195 rte_exit(EXIT_FAILURE, 1196 "rte_eth_tx_queue_setup: err=%d, " 1197 "port=%d\n", ret, portid); 1198 1199 qconf = &lcore_conf[lcore_id]; 1200 qconf->tx_queue_id[portid] = queueid; 1201 queueid++; 1202 1203 qconf->tx_port_id[qconf->n_tx_port] = portid; 1204 qconf->n_tx_port++; 1205 } 1206 printf("\n"); 1207 } 1208 1209 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 1210 if (rte_lcore_is_enabled(lcore_id) == 0) 1211 continue; 1212 qconf = &lcore_conf[lcore_id]; 1213 printf("\nInitializing rx queues on lcore %u ... ", lcore_id ); 1214 fflush(stdout); 1215 /* init RX queues */ 1216 for(queue = 0; queue < qconf->n_rx_queue; ++queue) { 1217 struct rte_eth_rxconf rxq_conf; 1218 1219 portid = qconf->rx_queue_list[queue].port_id; 1220 queueid = qconf->rx_queue_list[queue].queue_id; 1221 1222 if (numa_on) 1223 socketid = 1224 (uint8_t)rte_lcore_to_socket_id(lcore_id); 1225 else 1226 socketid = 0; 1227 1228 printf("rxq=%d,%d,%d ", portid, queueid, socketid); 1229 fflush(stdout); 1230 1231 ret = rte_eth_dev_info_get(portid, &dev_info); 1232 if (ret != 0) 1233 rte_exit(EXIT_FAILURE, 1234 "Error during getting device (port %u) info: %s\n", 1235 portid, strerror(-ret)); 1236 1237 rxq_conf = dev_info.default_rxconf; 1238 rxq_conf.offloads = port_conf.rxmode.offloads; 1239 if (!per_port_pool) 1240 ret = rte_eth_rx_queue_setup(portid, queueid, 1241 nb_rxd, socketid, 1242 &rxq_conf, 1243 pktmbuf_pool[0][socketid]); 1244 else 1245 ret = rte_eth_rx_queue_setup(portid, queueid, 1246 nb_rxd, socketid, 1247 &rxq_conf, 1248 pktmbuf_pool[portid][socketid]); 1249 if (ret < 0) 1250 rte_exit(EXIT_FAILURE, 1251 "rte_eth_rx_queue_setup: err=%d, port=%d\n", 1252 ret, portid); 1253 } 1254 } 1255 } 1256 1257 static inline int 1258 l3fwd_service_enable(uint32_t service_id) 1259 { 1260 uint8_t min_service_count = UINT8_MAX; 1261 uint32_t slcore_array[RTE_MAX_LCORE]; 1262 unsigned int slcore = 0; 1263 uint8_t service_count; 1264 int32_t slcore_count; 1265 1266 if (!rte_service_lcore_count()) 1267 return -ENOENT; 1268 1269 slcore_count = rte_service_lcore_list(slcore_array, RTE_MAX_LCORE); 1270 if (slcore_count < 0) 1271 return -ENOENT; 1272 /* Get the core which has least number of services running. */ 1273 while (slcore_count--) { 1274 /* Reset default mapping */ 1275 if (rte_service_map_lcore_set(service_id, 1276 slcore_array[slcore_count], 0) != 0) 1277 return -ENOENT; 1278 service_count = rte_service_lcore_count_services( 1279 slcore_array[slcore_count]); 1280 if (service_count < min_service_count) { 1281 slcore = slcore_array[slcore_count]; 1282 min_service_count = service_count; 1283 } 1284 } 1285 if (rte_service_map_lcore_set(service_id, slcore, 1)) 1286 return -ENOENT; 1287 rte_service_lcore_start(slcore); 1288 1289 return 0; 1290 } 1291 1292 static void 1293 l3fwd_event_service_setup(void) 1294 { 1295 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 1296 struct rte_event_dev_info evdev_info; 1297 uint32_t service_id, caps; 1298 int ret, i; 1299 1300 rte_event_dev_info_get(evt_rsrc->event_d_id, &evdev_info); 1301 if (!(evdev_info.event_dev_cap & RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED)) { 1302 ret = rte_event_dev_service_id_get(evt_rsrc->event_d_id, 1303 &service_id); 1304 if (ret != -ESRCH && ret != 0) 1305 rte_exit(EXIT_FAILURE, 1306 "Error in starting eventdev service\n"); 1307 l3fwd_service_enable(service_id); 1308 } 1309 1310 for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++) { 1311 ret = rte_event_eth_rx_adapter_caps_get(evt_rsrc->event_d_id, 1312 evt_rsrc->rx_adptr.rx_adptr[i], &caps); 1313 if (ret < 0) 1314 rte_exit(EXIT_FAILURE, 1315 "Failed to get Rx adapter[%d] caps\n", 1316 evt_rsrc->rx_adptr.rx_adptr[i]); 1317 ret = rte_event_eth_rx_adapter_service_id_get( 1318 evt_rsrc->event_d_id, 1319 &service_id); 1320 if (ret != -ESRCH && ret != 0) 1321 rte_exit(EXIT_FAILURE, 1322 "Error in starting Rx adapter[%d] service\n", 1323 evt_rsrc->rx_adptr.rx_adptr[i]); 1324 l3fwd_service_enable(service_id); 1325 } 1326 1327 for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++) { 1328 ret = rte_event_eth_tx_adapter_caps_get(evt_rsrc->event_d_id, 1329 evt_rsrc->tx_adptr.tx_adptr[i], &caps); 1330 if (ret < 0) 1331 rte_exit(EXIT_FAILURE, 1332 "Failed to get Rx adapter[%d] caps\n", 1333 evt_rsrc->tx_adptr.tx_adptr[i]); 1334 ret = rte_event_eth_tx_adapter_service_id_get( 1335 evt_rsrc->event_d_id, 1336 &service_id); 1337 if (ret != -ESRCH && ret != 0) 1338 rte_exit(EXIT_FAILURE, 1339 "Error in starting Rx adapter[%d] service\n", 1340 evt_rsrc->tx_adptr.tx_adptr[i]); 1341 l3fwd_service_enable(service_id); 1342 } 1343 } 1344 1345 int 1346 main(int argc, char **argv) 1347 { 1348 struct l3fwd_event_resources *evt_rsrc; 1349 struct lcore_conf *qconf; 1350 uint16_t queueid, portid; 1351 unsigned int lcore_id; 1352 uint8_t queue; 1353 int i, ret; 1354 1355 /* init EAL */ 1356 ret = rte_eal_init(argc, argv); 1357 if (ret < 0) 1358 rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n"); 1359 argc -= ret; 1360 argv += ret; 1361 1362 force_quit = false; 1363 signal(SIGINT, signal_handler); 1364 signal(SIGTERM, signal_handler); 1365 1366 /* pre-init dst MACs for all ports to 02:00:00:00:00:xx */ 1367 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { 1368 dest_eth_addr[portid] = 1369 RTE_ETHER_LOCAL_ADMIN_ADDR + ((uint64_t)portid << 40); 1370 *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid]; 1371 } 1372 1373 evt_rsrc = l3fwd_get_eventdev_rsrc(); 1374 /* parse application arguments (after the EAL ones) */ 1375 ret = parse_args(argc, argv); 1376 if (ret < 0) 1377 rte_exit(EXIT_FAILURE, "Invalid L3FWD parameters\n"); 1378 1379 /* Setup function pointers for lookup method. */ 1380 setup_l3fwd_lookup_tables(); 1381 1382 evt_rsrc->per_port_pool = per_port_pool; 1383 evt_rsrc->pkt_pool = pktmbuf_pool; 1384 evt_rsrc->vec_pool = vector_pool; 1385 evt_rsrc->port_mask = enabled_port_mask; 1386 /* Configure eventdev parameters if user has requested */ 1387 if (evt_rsrc->enabled) { 1388 l3fwd_event_resource_setup(&port_conf); 1389 if (lookup_mode == L3FWD_LOOKUP_EM) 1390 l3fwd_lkp.main_loop = evt_rsrc->ops.em_event_loop; 1391 else if (lookup_mode == L3FWD_LOOKUP_FIB) 1392 l3fwd_lkp.main_loop = evt_rsrc->ops.fib_event_loop; 1393 else 1394 l3fwd_lkp.main_loop = evt_rsrc->ops.lpm_event_loop; 1395 l3fwd_event_service_setup(); 1396 } else 1397 l3fwd_poll_resource_setup(); 1398 1399 /* start ports */ 1400 RTE_ETH_FOREACH_DEV(portid) { 1401 if ((enabled_port_mask & (1 << portid)) == 0) { 1402 continue; 1403 } 1404 /* Start device */ 1405 ret = rte_eth_dev_start(portid); 1406 if (ret < 0) 1407 rte_exit(EXIT_FAILURE, 1408 "rte_eth_dev_start: err=%d, port=%d\n", 1409 ret, portid); 1410 1411 /* 1412 * If enabled, put device in promiscuous mode. 1413 * This allows IO forwarding mode to forward packets 1414 * to itself through 2 cross-connected ports of the 1415 * target machine. 1416 */ 1417 if (promiscuous_on) { 1418 ret = rte_eth_promiscuous_enable(portid); 1419 if (ret != 0) 1420 rte_exit(EXIT_FAILURE, 1421 "rte_eth_promiscuous_enable: err=%s, port=%u\n", 1422 rte_strerror(-ret), portid); 1423 } 1424 } 1425 1426 printf("\n"); 1427 1428 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 1429 if (rte_lcore_is_enabled(lcore_id) == 0) 1430 continue; 1431 qconf = &lcore_conf[lcore_id]; 1432 for (queue = 0; queue < qconf->n_rx_queue; ++queue) { 1433 portid = qconf->rx_queue_list[queue].port_id; 1434 queueid = qconf->rx_queue_list[queue].queue_id; 1435 if (prepare_ptype_parser(portid, queueid) == 0) 1436 rte_exit(EXIT_FAILURE, "ptype check fails\n"); 1437 } 1438 } 1439 1440 check_all_ports_link_status(enabled_port_mask); 1441 1442 ret = 0; 1443 /* launch per-lcore init on every lcore */ 1444 rte_eal_mp_remote_launch(l3fwd_lkp.main_loop, NULL, CALL_MAIN); 1445 if (evt_rsrc->enabled) { 1446 for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++) 1447 rte_event_eth_rx_adapter_stop( 1448 evt_rsrc->rx_adptr.rx_adptr[i]); 1449 for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++) 1450 rte_event_eth_tx_adapter_stop( 1451 evt_rsrc->tx_adptr.tx_adptr[i]); 1452 1453 RTE_ETH_FOREACH_DEV(portid) { 1454 if ((enabled_port_mask & (1 << portid)) == 0) 1455 continue; 1456 ret = rte_eth_dev_stop(portid); 1457 if (ret != 0) 1458 printf("rte_eth_dev_stop: err=%d, port=%u\n", 1459 ret, portid); 1460 } 1461 1462 rte_eal_mp_wait_lcore(); 1463 RTE_ETH_FOREACH_DEV(portid) { 1464 if ((enabled_port_mask & (1 << portid)) == 0) 1465 continue; 1466 rte_eth_dev_close(portid); 1467 } 1468 1469 rte_event_dev_stop(evt_rsrc->event_d_id); 1470 rte_event_dev_close(evt_rsrc->event_d_id); 1471 1472 } else { 1473 rte_eal_mp_wait_lcore(); 1474 1475 RTE_ETH_FOREACH_DEV(portid) { 1476 if ((enabled_port_mask & (1 << portid)) == 0) 1477 continue; 1478 printf("Closing port %d...", portid); 1479 ret = rte_eth_dev_stop(portid); 1480 if (ret != 0) 1481 printf("rte_eth_dev_stop: err=%d, port=%u\n", 1482 ret, portid); 1483 rte_eth_dev_close(portid); 1484 printf(" Done\n"); 1485 } 1486 } 1487 1488 /* clean up the EAL */ 1489 rte_eal_cleanup(); 1490 1491 printf("Bye...\n"); 1492 1493 return ret; 1494 } 1495