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