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_atomic.h> 28 #include <rte_cycles.h> 29 #include <rte_prefetch.h> 30 #include <rte_lcore.h> 31 #include <rte_per_lcore.h> 32 #include <rte_branch_prediction.h> 33 #include <rte_interrupts.h> 34 #include <rte_random.h> 35 #include <rte_debug.h> 36 #include <rte_ether.h> 37 #include <rte_mempool.h> 38 #include <rte_mbuf.h> 39 #include <rte_ip.h> 40 #include <rte_tcp.h> 41 #include <rte_udp.h> 42 #include <rte_string_fns.h> 43 #include <rte_cpuflags.h> 44 45 #include <cmdline_parse.h> 46 #include <cmdline_parse_etheraddr.h> 47 48 #include "l3fwd.h" 49 #include "l3fwd_event.h" 50 #include "l3fwd_route.h" 51 52 #define MAX_TX_QUEUE_PER_PORT RTE_MAX_LCORE 53 #define MAX_RX_QUEUE_PER_PORT 128 54 55 #define MAX_LCORE_PARAMS 1024 56 57 /* Static global variables used within this file. */ 58 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; 59 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; 60 61 /**< Ports set in promiscuous mode off by default. */ 62 static int promiscuous_on; 63 64 /* Select Longest-Prefix, Exact match or Forwarding Information Base. */ 65 enum L3FWD_LOOKUP_MODE { 66 L3FWD_LOOKUP_DEFAULT, 67 L3FWD_LOOKUP_LPM, 68 L3FWD_LOOKUP_EM, 69 L3FWD_LOOKUP_FIB 70 }; 71 static enum L3FWD_LOOKUP_MODE lookup_mode; 72 73 /* Global variables. */ 74 75 static int numa_on = 1; /**< NUMA is enabled by default. */ 76 static int parse_ptype; /**< Parse packet type using rx callback, and */ 77 /**< disabled by default */ 78 static int per_port_pool; /**< Use separate buffer pools per port; disabled */ 79 /**< by default */ 80 81 volatile bool force_quit; 82 83 /* ethernet addresses of ports */ 84 uint64_t dest_eth_addr[RTE_MAX_ETHPORTS]; 85 struct rte_ether_addr ports_eth_addr[RTE_MAX_ETHPORTS]; 86 87 xmm_t val_eth[RTE_MAX_ETHPORTS]; 88 89 /* mask of enabled ports */ 90 uint32_t enabled_port_mask; 91 92 /* Used only in exact match mode. */ 93 int ipv6; /**< ipv6 is false by default. */ 94 uint32_t hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT; 95 96 struct lcore_conf lcore_conf[RTE_MAX_LCORE]; 97 98 struct lcore_params { 99 uint16_t port_id; 100 uint8_t queue_id; 101 uint8_t lcore_id; 102 } __rte_cache_aligned; 103 104 static struct lcore_params lcore_params_array[MAX_LCORE_PARAMS]; 105 static struct lcore_params lcore_params_array_default[] = { 106 {0, 0, 2}, 107 {0, 1, 2}, 108 {0, 2, 2}, 109 {1, 0, 2}, 110 {1, 1, 2}, 111 {1, 2, 2}, 112 {2, 0, 2}, 113 {3, 0, 3}, 114 {3, 1, 3}, 115 }; 116 117 static struct lcore_params * lcore_params = lcore_params_array_default; 118 static uint16_t nb_lcore_params = sizeof(lcore_params_array_default) / 119 sizeof(lcore_params_array_default[0]); 120 121 static struct rte_eth_conf port_conf = { 122 .rxmode = { 123 .mq_mode = ETH_MQ_RX_RSS, 124 .max_rx_pkt_len = RTE_ETHER_MAX_LEN, 125 .split_hdr_size = 0, 126 .offloads = DEV_RX_OFFLOAD_CHECKSUM, 127 }, 128 .rx_adv_conf = { 129 .rss_conf = { 130 .rss_key = NULL, 131 .rss_hf = ETH_RSS_IP, 132 }, 133 }, 134 .txmode = { 135 .mq_mode = ETH_MQ_TX_NONE, 136 }, 137 }; 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 " [--enable-jumbo [--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 " --enable-jumbo: Enable jumbo frames\n" 348 " --max-pkt-len: Under the premise of enabling jumbo,\n" 349 " 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 " -E : Enable exact match, legacy flag please use --lookup=em instead\n" 365 " -L : Enable longest prefix match, legacy flag please use --lookup=lpm instead\n\n", 366 prgname); 367 } 368 369 static int 370 parse_max_pkt_len(const char *pktlen) 371 { 372 char *end = NULL; 373 unsigned long len; 374 375 /* parse decimal string */ 376 len = strtoul(pktlen, &end, 10); 377 if ((pktlen[0] == '\0') || (end == NULL) || (*end != '\0')) 378 return -1; 379 380 if (len == 0) 381 return -1; 382 383 return len; 384 } 385 386 static int 387 parse_portmask(const char *portmask) 388 { 389 char *end = NULL; 390 unsigned long pm; 391 392 /* parse hexadecimal string */ 393 pm = strtoul(portmask, &end, 16); 394 if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0')) 395 return 0; 396 397 return pm; 398 } 399 400 static int 401 parse_hash_entry_number(const char *hash_entry_num) 402 { 403 char *end = NULL; 404 unsigned long hash_en; 405 /* parse hexadecimal string */ 406 hash_en = strtoul(hash_entry_num, &end, 16); 407 if ((hash_entry_num[0] == '\0') || (end == NULL) || (*end != '\0')) 408 return -1; 409 410 if (hash_en == 0) 411 return -1; 412 413 return hash_en; 414 } 415 416 static int 417 parse_config(const char *q_arg) 418 { 419 char s[256]; 420 const char *p, *p0 = q_arg; 421 char *end; 422 enum fieldnames { 423 FLD_PORT = 0, 424 FLD_QUEUE, 425 FLD_LCORE, 426 _NUM_FLD 427 }; 428 unsigned long int_fld[_NUM_FLD]; 429 char *str_fld[_NUM_FLD]; 430 int i; 431 unsigned size; 432 433 nb_lcore_params = 0; 434 435 while ((p = strchr(p0,'(')) != NULL) { 436 ++p; 437 if((p0 = strchr(p,')')) == NULL) 438 return -1; 439 440 size = p0 - p; 441 if(size >= sizeof(s)) 442 return -1; 443 444 snprintf(s, sizeof(s), "%.*s", size, p); 445 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD) 446 return -1; 447 for (i = 0; i < _NUM_FLD; i++){ 448 errno = 0; 449 int_fld[i] = strtoul(str_fld[i], &end, 0); 450 if (errno != 0 || end == str_fld[i] || int_fld[i] > 255) 451 return -1; 452 } 453 if (nb_lcore_params >= MAX_LCORE_PARAMS) { 454 printf("exceeded max number of lcore params: %hu\n", 455 nb_lcore_params); 456 return -1; 457 } 458 lcore_params_array[nb_lcore_params].port_id = 459 (uint8_t)int_fld[FLD_PORT]; 460 lcore_params_array[nb_lcore_params].queue_id = 461 (uint8_t)int_fld[FLD_QUEUE]; 462 lcore_params_array[nb_lcore_params].lcore_id = 463 (uint8_t)int_fld[FLD_LCORE]; 464 ++nb_lcore_params; 465 } 466 lcore_params = lcore_params_array; 467 return 0; 468 } 469 470 static void 471 parse_eth_dest(const char *optarg) 472 { 473 uint16_t portid; 474 char *port_end; 475 uint8_t c, *dest, peer_addr[6]; 476 477 errno = 0; 478 portid = strtoul(optarg, &port_end, 10); 479 if (errno != 0 || port_end == optarg || *port_end++ != ',') 480 rte_exit(EXIT_FAILURE, 481 "Invalid eth-dest: %s", optarg); 482 if (portid >= RTE_MAX_ETHPORTS) 483 rte_exit(EXIT_FAILURE, 484 "eth-dest: port %d >= RTE_MAX_ETHPORTS(%d)\n", 485 portid, RTE_MAX_ETHPORTS); 486 487 if (cmdline_parse_etheraddr(NULL, port_end, 488 &peer_addr, sizeof(peer_addr)) < 0) 489 rte_exit(EXIT_FAILURE, 490 "Invalid ethernet address: %s\n", 491 port_end); 492 dest = (uint8_t *)&dest_eth_addr[portid]; 493 for (c = 0; c < 6; c++) 494 dest[c] = peer_addr[c]; 495 *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid]; 496 } 497 498 static void 499 parse_mode(const char *optarg) 500 { 501 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 502 503 if (!strcmp(optarg, "poll")) 504 evt_rsrc->enabled = false; 505 else if (!strcmp(optarg, "eventdev")) 506 evt_rsrc->enabled = true; 507 } 508 509 static void 510 parse_eventq_sched(const char *optarg) 511 { 512 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 513 514 if (!strcmp(optarg, "ordered")) 515 evt_rsrc->sched_type = RTE_SCHED_TYPE_ORDERED; 516 if (!strcmp(optarg, "atomic")) 517 evt_rsrc->sched_type = RTE_SCHED_TYPE_ATOMIC; 518 if (!strcmp(optarg, "parallel")) 519 evt_rsrc->sched_type = RTE_SCHED_TYPE_PARALLEL; 520 } 521 522 static void 523 parse_event_eth_rx_queues(const char *eth_rx_queues) 524 { 525 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 526 char *end = NULL; 527 uint8_t num_eth_rx_queues; 528 529 /* parse decimal string */ 530 num_eth_rx_queues = strtoul(eth_rx_queues, &end, 10); 531 if ((eth_rx_queues[0] == '\0') || (end == NULL) || (*end != '\0')) 532 return; 533 534 if (num_eth_rx_queues == 0) 535 return; 536 537 evt_rsrc->eth_rx_queues = num_eth_rx_queues; 538 } 539 540 static int 541 parse_lookup(const char *optarg) 542 { 543 if (!strcmp(optarg, "em")) 544 lookup_mode = L3FWD_LOOKUP_EM; 545 else if (!strcmp(optarg, "lpm")) 546 lookup_mode = L3FWD_LOOKUP_LPM; 547 else if (!strcmp(optarg, "fib")) 548 lookup_mode = L3FWD_LOOKUP_FIB; 549 else { 550 fprintf(stderr, "Invalid lookup option! Accepted options: em, lpm, fib\n"); 551 return -1; 552 } 553 return 0; 554 } 555 556 #define MAX_JUMBO_PKT_LEN 9600 557 558 static const char short_options[] = 559 "p:" /* portmask */ 560 "P" /* promiscuous */ 561 "L" /* legacy enable long prefix match */ 562 "E" /* legacy enable exact match */ 563 ; 564 565 #define CMD_LINE_OPT_CONFIG "config" 566 #define CMD_LINE_OPT_ETH_DEST "eth-dest" 567 #define CMD_LINE_OPT_NO_NUMA "no-numa" 568 #define CMD_LINE_OPT_IPV6 "ipv6" 569 #define CMD_LINE_OPT_ENABLE_JUMBO "enable-jumbo" 570 #define CMD_LINE_OPT_HASH_ENTRY_NUM "hash-entry-num" 571 #define CMD_LINE_OPT_PARSE_PTYPE "parse-ptype" 572 #define CMD_LINE_OPT_PER_PORT_POOL "per-port-pool" 573 #define CMD_LINE_OPT_MODE "mode" 574 #define CMD_LINE_OPT_EVENTQ_SYNC "eventq-sched" 575 #define CMD_LINE_OPT_EVENT_ETH_RX_QUEUES "event-eth-rxqs" 576 #define CMD_LINE_OPT_LOOKUP "lookup" 577 enum { 578 /* long options mapped to a short option */ 579 580 /* first long only option value must be >= 256, so that we won't 581 * conflict with short options */ 582 CMD_LINE_OPT_MIN_NUM = 256, 583 CMD_LINE_OPT_CONFIG_NUM, 584 CMD_LINE_OPT_ETH_DEST_NUM, 585 CMD_LINE_OPT_NO_NUMA_NUM, 586 CMD_LINE_OPT_IPV6_NUM, 587 CMD_LINE_OPT_ENABLE_JUMBO_NUM, 588 CMD_LINE_OPT_HASH_ENTRY_NUM_NUM, 589 CMD_LINE_OPT_PARSE_PTYPE_NUM, 590 CMD_LINE_OPT_PARSE_PER_PORT_POOL, 591 CMD_LINE_OPT_MODE_NUM, 592 CMD_LINE_OPT_EVENTQ_SYNC_NUM, 593 CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM, 594 CMD_LINE_OPT_LOOKUP_NUM, 595 }; 596 597 static const struct option lgopts[] = { 598 {CMD_LINE_OPT_CONFIG, 1, 0, CMD_LINE_OPT_CONFIG_NUM}, 599 {CMD_LINE_OPT_ETH_DEST, 1, 0, CMD_LINE_OPT_ETH_DEST_NUM}, 600 {CMD_LINE_OPT_NO_NUMA, 0, 0, CMD_LINE_OPT_NO_NUMA_NUM}, 601 {CMD_LINE_OPT_IPV6, 0, 0, CMD_LINE_OPT_IPV6_NUM}, 602 {CMD_LINE_OPT_ENABLE_JUMBO, 0, 0, CMD_LINE_OPT_ENABLE_JUMBO_NUM}, 603 {CMD_LINE_OPT_HASH_ENTRY_NUM, 1, 0, CMD_LINE_OPT_HASH_ENTRY_NUM_NUM}, 604 {CMD_LINE_OPT_PARSE_PTYPE, 0, 0, CMD_LINE_OPT_PARSE_PTYPE_NUM}, 605 {CMD_LINE_OPT_PER_PORT_POOL, 0, 0, CMD_LINE_OPT_PARSE_PER_PORT_POOL}, 606 {CMD_LINE_OPT_MODE, 1, 0, CMD_LINE_OPT_MODE_NUM}, 607 {CMD_LINE_OPT_EVENTQ_SYNC, 1, 0, CMD_LINE_OPT_EVENTQ_SYNC_NUM}, 608 {CMD_LINE_OPT_EVENT_ETH_RX_QUEUES, 1, 0, 609 CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM}, 610 {CMD_LINE_OPT_LOOKUP, 1, 0, CMD_LINE_OPT_LOOKUP_NUM}, 611 {NULL, 0, 0, 0} 612 }; 613 614 /* 615 * This expression is used to calculate the number of mbufs needed 616 * depending on user input, taking into account memory for rx and 617 * tx hardware rings, cache per lcore and mtable per port per lcore. 618 * RTE_MAX is used to ensure that NB_MBUF never goes below a minimum 619 * value of 8192 620 */ 621 #define NB_MBUF(nports) RTE_MAX( \ 622 (nports*nb_rx_queue*nb_rxd + \ 623 nports*nb_lcores*MAX_PKT_BURST + \ 624 nports*n_tx_queue*nb_txd + \ 625 nb_lcores*MEMPOOL_CACHE_SIZE), \ 626 (unsigned)8192) 627 628 /* Parse the argument given in the command line of the application */ 629 static int 630 parse_args(int argc, char **argv) 631 { 632 int opt, ret; 633 char **argvopt; 634 int option_index; 635 char *prgname = argv[0]; 636 uint8_t lcore_params = 0; 637 uint8_t eventq_sched = 0; 638 uint8_t eth_rx_q = 0; 639 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 640 641 argvopt = argv; 642 643 /* Error or normal output strings. */ 644 while ((opt = getopt_long(argc, argvopt, short_options, 645 lgopts, &option_index)) != EOF) { 646 647 switch (opt) { 648 /* portmask */ 649 case 'p': 650 enabled_port_mask = parse_portmask(optarg); 651 if (enabled_port_mask == 0) { 652 fprintf(stderr, "Invalid portmask\n"); 653 print_usage(prgname); 654 return -1; 655 } 656 break; 657 658 case 'P': 659 promiscuous_on = 1; 660 break; 661 662 case 'E': 663 if (lookup_mode != L3FWD_LOOKUP_DEFAULT) { 664 fprintf(stderr, "Only one lookup mode is allowed at a time!\n"); 665 return -1; 666 } 667 lookup_mode = L3FWD_LOOKUP_EM; 668 break; 669 670 case 'L': 671 if (lookup_mode != L3FWD_LOOKUP_DEFAULT) { 672 fprintf(stderr, "Only one lookup mode is allowed at a time!\n"); 673 return -1; 674 } 675 lookup_mode = L3FWD_LOOKUP_LPM; 676 break; 677 678 /* long options */ 679 case CMD_LINE_OPT_CONFIG_NUM: 680 ret = parse_config(optarg); 681 if (ret) { 682 fprintf(stderr, "Invalid config\n"); 683 print_usage(prgname); 684 return -1; 685 } 686 lcore_params = 1; 687 break; 688 689 case CMD_LINE_OPT_ETH_DEST_NUM: 690 parse_eth_dest(optarg); 691 break; 692 693 case CMD_LINE_OPT_NO_NUMA_NUM: 694 numa_on = 0; 695 break; 696 697 case CMD_LINE_OPT_IPV6_NUM: 698 ipv6 = 1; 699 break; 700 701 case CMD_LINE_OPT_ENABLE_JUMBO_NUM: { 702 const struct option lenopts = { 703 "max-pkt-len", required_argument, 0, 0 704 }; 705 706 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME; 707 port_conf.txmode.offloads |= DEV_TX_OFFLOAD_MULTI_SEGS; 708 709 /* 710 * if no max-pkt-len set, use the default 711 * value RTE_ETHER_MAX_LEN. 712 */ 713 if (getopt_long(argc, argvopt, "", 714 &lenopts, &option_index) == 0) { 715 ret = parse_max_pkt_len(optarg); 716 if (ret < 64 || ret > MAX_JUMBO_PKT_LEN) { 717 fprintf(stderr, 718 "invalid maximum packet length\n"); 719 print_usage(prgname); 720 return -1; 721 } 722 port_conf.rxmode.max_rx_pkt_len = ret; 723 } 724 break; 725 } 726 727 case CMD_LINE_OPT_HASH_ENTRY_NUM_NUM: 728 ret = parse_hash_entry_number(optarg); 729 if ((ret > 0) && (ret <= L3FWD_HASH_ENTRIES)) { 730 hash_entry_number = ret; 731 } else { 732 fprintf(stderr, "invalid hash entry number\n"); 733 print_usage(prgname); 734 return -1; 735 } 736 break; 737 738 case CMD_LINE_OPT_PARSE_PTYPE_NUM: 739 printf("soft parse-ptype is enabled\n"); 740 parse_ptype = 1; 741 break; 742 743 case CMD_LINE_OPT_PARSE_PER_PORT_POOL: 744 printf("per port buffer pool is enabled\n"); 745 per_port_pool = 1; 746 break; 747 748 case CMD_LINE_OPT_MODE_NUM: 749 parse_mode(optarg); 750 break; 751 752 case CMD_LINE_OPT_EVENTQ_SYNC_NUM: 753 parse_eventq_sched(optarg); 754 eventq_sched = 1; 755 break; 756 757 case CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM: 758 parse_event_eth_rx_queues(optarg); 759 eth_rx_q = 1; 760 break; 761 762 case CMD_LINE_OPT_LOOKUP_NUM: 763 if (lookup_mode != L3FWD_LOOKUP_DEFAULT) { 764 fprintf(stderr, "Only one lookup mode is allowed at a time!\n"); 765 return -1; 766 } 767 ret = parse_lookup(optarg); 768 /* 769 * If parse_lookup was passed an invalid lookup type 770 * then return -1. Error log included within 771 * parse_lookup for simplicity. 772 */ 773 if (ret) 774 return -1; 775 break; 776 777 default: 778 print_usage(prgname); 779 return -1; 780 } 781 } 782 783 if (evt_rsrc->enabled && lcore_params) { 784 fprintf(stderr, "lcore config is not valid when event mode is selected\n"); 785 return -1; 786 } 787 788 if (!evt_rsrc->enabled && eth_rx_q) { 789 fprintf(stderr, "eth_rx_queues is valid only when event mode is selected\n"); 790 return -1; 791 } 792 793 if (!evt_rsrc->enabled && eventq_sched) { 794 fprintf(stderr, "eventq_sched is valid only when event mode is selected\n"); 795 return -1; 796 } 797 798 /* 799 * Nothing is selected, pick longest-prefix match 800 * as default match. 801 */ 802 if (lookup_mode == L3FWD_LOOKUP_DEFAULT) { 803 fprintf(stderr, "Neither LPM, EM, or FIB selected, defaulting to LPM\n"); 804 lookup_mode = L3FWD_LOOKUP_LPM; 805 } 806 807 /* 808 * ipv6 and hash flags are valid only for 809 * exact match, reset them to default for 810 * longest-prefix match. 811 */ 812 if (lookup_mode == L3FWD_LOOKUP_LPM) { 813 ipv6 = 0; 814 hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT; 815 } 816 817 if (optind >= 0) 818 argv[optind-1] = prgname; 819 820 ret = optind-1; 821 optind = 1; /* reset getopt lib */ 822 return ret; 823 } 824 825 static void 826 print_ethaddr(const char *name, const struct rte_ether_addr *eth_addr) 827 { 828 char buf[RTE_ETHER_ADDR_FMT_SIZE]; 829 rte_ether_format_addr(buf, RTE_ETHER_ADDR_FMT_SIZE, eth_addr); 830 printf("%s%s", name, buf); 831 } 832 833 int 834 init_mem(uint16_t portid, unsigned int nb_mbuf) 835 { 836 struct lcore_conf *qconf; 837 int socketid; 838 unsigned lcore_id; 839 char s[64]; 840 841 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 842 if (rte_lcore_is_enabled(lcore_id) == 0) 843 continue; 844 845 if (numa_on) 846 socketid = rte_lcore_to_socket_id(lcore_id); 847 else 848 socketid = 0; 849 850 if (socketid >= NB_SOCKETS) { 851 rte_exit(EXIT_FAILURE, 852 "Socket %d of lcore %u is out of range %d\n", 853 socketid, lcore_id, NB_SOCKETS); 854 } 855 856 if (pktmbuf_pool[portid][socketid] == NULL) { 857 snprintf(s, sizeof(s), "mbuf_pool_%d:%d", 858 portid, socketid); 859 pktmbuf_pool[portid][socketid] = 860 rte_pktmbuf_pool_create(s, nb_mbuf, 861 MEMPOOL_CACHE_SIZE, 0, 862 RTE_MBUF_DEFAULT_BUF_SIZE, socketid); 863 if (pktmbuf_pool[portid][socketid] == NULL) 864 rte_exit(EXIT_FAILURE, 865 "Cannot init mbuf pool on socket %d\n", 866 socketid); 867 else 868 printf("Allocated mbuf pool on socket %d\n", 869 socketid); 870 871 /* Setup LPM, EM(f.e Hash) or FIB. But, only once per 872 * available socket. 873 */ 874 if (!lkp_per_socket[socketid]) { 875 l3fwd_lkp.setup(socketid); 876 lkp_per_socket[socketid] = 1; 877 } 878 } 879 qconf = &lcore_conf[lcore_id]; 880 qconf->ipv4_lookup_struct = 881 l3fwd_lkp.get_ipv4_lookup_struct(socketid); 882 qconf->ipv6_lookup_struct = 883 l3fwd_lkp.get_ipv6_lookup_struct(socketid); 884 } 885 return 0; 886 } 887 888 /* Check the link status of all ports in up to 9s, and print them finally */ 889 static void 890 check_all_ports_link_status(uint32_t port_mask) 891 { 892 #define CHECK_INTERVAL 100 /* 100ms */ 893 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 894 uint16_t portid; 895 uint8_t count, all_ports_up, print_flag = 0; 896 struct rte_eth_link link; 897 int ret; 898 char link_status_text[RTE_ETH_LINK_MAX_STR_LEN]; 899 900 printf("\nChecking link status"); 901 fflush(stdout); 902 for (count = 0; count <= MAX_CHECK_TIME; count++) { 903 if (force_quit) 904 return; 905 all_ports_up = 1; 906 RTE_ETH_FOREACH_DEV(portid) { 907 if (force_quit) 908 return; 909 if ((port_mask & (1 << portid)) == 0) 910 continue; 911 memset(&link, 0, sizeof(link)); 912 ret = rte_eth_link_get_nowait(portid, &link); 913 if (ret < 0) { 914 all_ports_up = 0; 915 if (print_flag == 1) 916 printf("Port %u link get failed: %s\n", 917 portid, rte_strerror(-ret)); 918 continue; 919 } 920 /* print link status if flag set */ 921 if (print_flag == 1) { 922 rte_eth_link_to_str(link_status_text, 923 sizeof(link_status_text), &link); 924 printf("Port %d %s\n", portid, 925 link_status_text); 926 continue; 927 } 928 /* clear all_ports_up flag if any link down */ 929 if (link.link_status == ETH_LINK_DOWN) { 930 all_ports_up = 0; 931 break; 932 } 933 } 934 /* after finally printing all link status, get out */ 935 if (print_flag == 1) 936 break; 937 938 if (all_ports_up == 0) { 939 printf("."); 940 fflush(stdout); 941 rte_delay_ms(CHECK_INTERVAL); 942 } 943 944 /* set the print_flag if all ports up or timeout */ 945 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 946 print_flag = 1; 947 printf("done\n"); 948 } 949 } 950 } 951 952 static void 953 signal_handler(int signum) 954 { 955 if (signum == SIGINT || signum == SIGTERM) { 956 printf("\n\nSignal %d received, preparing to exit...\n", 957 signum); 958 force_quit = true; 959 } 960 } 961 962 static int 963 prepare_ptype_parser(uint16_t portid, uint16_t queueid) 964 { 965 if (parse_ptype) { 966 printf("Port %d: softly parse packet type info\n", portid); 967 if (rte_eth_add_rx_callback(portid, queueid, 968 l3fwd_lkp.cb_parse_ptype, 969 NULL)) 970 return 1; 971 972 printf("Failed to add rx callback: port=%d\n", portid); 973 return 0; 974 } 975 976 if (l3fwd_lkp.check_ptype(portid)) 977 return 1; 978 979 printf("port %d cannot parse packet type, please add --%s\n", 980 portid, CMD_LINE_OPT_PARSE_PTYPE); 981 return 0; 982 } 983 984 static void 985 l3fwd_poll_resource_setup(void) 986 { 987 uint8_t nb_rx_queue, queue, socketid; 988 struct rte_eth_dev_info dev_info; 989 uint32_t n_tx_queue, nb_lcores; 990 struct rte_eth_txconf *txconf; 991 struct lcore_conf *qconf; 992 uint16_t queueid, portid; 993 unsigned int nb_ports; 994 unsigned int lcore_id; 995 int ret; 996 997 if (check_lcore_params() < 0) 998 rte_exit(EXIT_FAILURE, "check_lcore_params failed\n"); 999 1000 ret = init_lcore_rx_queues(); 1001 if (ret < 0) 1002 rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n"); 1003 1004 nb_ports = rte_eth_dev_count_avail(); 1005 1006 if (check_port_config() < 0) 1007 rte_exit(EXIT_FAILURE, "check_port_config failed\n"); 1008 1009 nb_lcores = rte_lcore_count(); 1010 1011 /* initialize all ports */ 1012 RTE_ETH_FOREACH_DEV(portid) { 1013 struct rte_eth_conf local_port_conf = port_conf; 1014 1015 /* skip ports that are not enabled */ 1016 if ((enabled_port_mask & (1 << portid)) == 0) { 1017 printf("\nSkipping disabled port %d\n", portid); 1018 continue; 1019 } 1020 1021 /* init port */ 1022 printf("Initializing port %d ... ", portid ); 1023 fflush(stdout); 1024 1025 nb_rx_queue = get_port_n_rx_queues(portid); 1026 n_tx_queue = nb_lcores; 1027 if (n_tx_queue > MAX_TX_QUEUE_PER_PORT) 1028 n_tx_queue = MAX_TX_QUEUE_PER_PORT; 1029 printf("Creating queues: nb_rxq=%d nb_txq=%u... ", 1030 nb_rx_queue, (unsigned)n_tx_queue ); 1031 1032 ret = rte_eth_dev_info_get(portid, &dev_info); 1033 if (ret != 0) 1034 rte_exit(EXIT_FAILURE, 1035 "Error during getting device (port %u) info: %s\n", 1036 portid, strerror(-ret)); 1037 1038 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE) 1039 local_port_conf.txmode.offloads |= 1040 DEV_TX_OFFLOAD_MBUF_FAST_FREE; 1041 1042 local_port_conf.rx_adv_conf.rss_conf.rss_hf &= 1043 dev_info.flow_type_rss_offloads; 1044 1045 if (dev_info.max_rx_queues == 1) 1046 local_port_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 1047 1048 if (local_port_conf.rx_adv_conf.rss_conf.rss_hf != 1049 port_conf.rx_adv_conf.rss_conf.rss_hf) { 1050 printf("Port %u modified RSS hash function based on hardware support," 1051 "requested:%#"PRIx64" configured:%#"PRIx64"\n", 1052 portid, 1053 port_conf.rx_adv_conf.rss_conf.rss_hf, 1054 local_port_conf.rx_adv_conf.rss_conf.rss_hf); 1055 } 1056 1057 ret = rte_eth_dev_configure(portid, nb_rx_queue, 1058 (uint16_t)n_tx_queue, &local_port_conf); 1059 if (ret < 0) 1060 rte_exit(EXIT_FAILURE, 1061 "Cannot configure device: err=%d, port=%d\n", 1062 ret, portid); 1063 1064 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, 1065 &nb_txd); 1066 if (ret < 0) 1067 rte_exit(EXIT_FAILURE, 1068 "Cannot adjust number of descriptors: err=%d, " 1069 "port=%d\n", ret, portid); 1070 1071 ret = rte_eth_macaddr_get(portid, &ports_eth_addr[portid]); 1072 if (ret < 0) 1073 rte_exit(EXIT_FAILURE, 1074 "Cannot get MAC address: err=%d, port=%d\n", 1075 ret, portid); 1076 1077 print_ethaddr(" Address:", &ports_eth_addr[portid]); 1078 printf(", "); 1079 print_ethaddr("Destination:", 1080 (const struct rte_ether_addr *)&dest_eth_addr[portid]); 1081 printf(", "); 1082 1083 /* 1084 * prepare src MACs for each port. 1085 */ 1086 rte_ether_addr_copy(&ports_eth_addr[portid], 1087 (struct rte_ether_addr *)(val_eth + portid) + 1); 1088 1089 /* init memory */ 1090 if (!per_port_pool) { 1091 /* portid = 0; this is *not* signifying the first port, 1092 * rather, it signifies that portid is ignored. 1093 */ 1094 ret = init_mem(0, NB_MBUF(nb_ports)); 1095 } else { 1096 ret = init_mem(portid, NB_MBUF(1)); 1097 } 1098 if (ret < 0) 1099 rte_exit(EXIT_FAILURE, "init_mem failed\n"); 1100 1101 /* init one TX queue per couple (lcore,port) */ 1102 queueid = 0; 1103 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 1104 if (rte_lcore_is_enabled(lcore_id) == 0) 1105 continue; 1106 1107 if (numa_on) 1108 socketid = 1109 (uint8_t)rte_lcore_to_socket_id(lcore_id); 1110 else 1111 socketid = 0; 1112 1113 printf("txq=%u,%d,%d ", lcore_id, queueid, socketid); 1114 fflush(stdout); 1115 1116 txconf = &dev_info.default_txconf; 1117 txconf->offloads = local_port_conf.txmode.offloads; 1118 ret = rte_eth_tx_queue_setup(portid, queueid, nb_txd, 1119 socketid, txconf); 1120 if (ret < 0) 1121 rte_exit(EXIT_FAILURE, 1122 "rte_eth_tx_queue_setup: err=%d, " 1123 "port=%d\n", ret, portid); 1124 1125 qconf = &lcore_conf[lcore_id]; 1126 qconf->tx_queue_id[portid] = queueid; 1127 queueid++; 1128 1129 qconf->tx_port_id[qconf->n_tx_port] = portid; 1130 qconf->n_tx_port++; 1131 } 1132 printf("\n"); 1133 } 1134 1135 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 1136 if (rte_lcore_is_enabled(lcore_id) == 0) 1137 continue; 1138 qconf = &lcore_conf[lcore_id]; 1139 printf("\nInitializing rx queues on lcore %u ... ", lcore_id ); 1140 fflush(stdout); 1141 /* init RX queues */ 1142 for(queue = 0; queue < qconf->n_rx_queue; ++queue) { 1143 struct rte_eth_rxconf rxq_conf; 1144 1145 portid = qconf->rx_queue_list[queue].port_id; 1146 queueid = qconf->rx_queue_list[queue].queue_id; 1147 1148 if (numa_on) 1149 socketid = 1150 (uint8_t)rte_lcore_to_socket_id(lcore_id); 1151 else 1152 socketid = 0; 1153 1154 printf("rxq=%d,%d,%d ", portid, queueid, socketid); 1155 fflush(stdout); 1156 1157 ret = rte_eth_dev_info_get(portid, &dev_info); 1158 if (ret != 0) 1159 rte_exit(EXIT_FAILURE, 1160 "Error during getting device (port %u) info: %s\n", 1161 portid, strerror(-ret)); 1162 1163 rxq_conf = dev_info.default_rxconf; 1164 rxq_conf.offloads = port_conf.rxmode.offloads; 1165 if (!per_port_pool) 1166 ret = rte_eth_rx_queue_setup(portid, queueid, 1167 nb_rxd, socketid, 1168 &rxq_conf, 1169 pktmbuf_pool[0][socketid]); 1170 else 1171 ret = rte_eth_rx_queue_setup(portid, queueid, 1172 nb_rxd, socketid, 1173 &rxq_conf, 1174 pktmbuf_pool[portid][socketid]); 1175 if (ret < 0) 1176 rte_exit(EXIT_FAILURE, 1177 "rte_eth_rx_queue_setup: err=%d, port=%d\n", 1178 ret, portid); 1179 } 1180 } 1181 } 1182 1183 static inline int 1184 l3fwd_service_enable(uint32_t service_id) 1185 { 1186 uint8_t min_service_count = UINT8_MAX; 1187 uint32_t slcore_array[RTE_MAX_LCORE]; 1188 unsigned int slcore = 0; 1189 uint8_t service_count; 1190 int32_t slcore_count; 1191 1192 if (!rte_service_lcore_count()) 1193 return -ENOENT; 1194 1195 slcore_count = rte_service_lcore_list(slcore_array, RTE_MAX_LCORE); 1196 if (slcore_count < 0) 1197 return -ENOENT; 1198 /* Get the core which has least number of services running. */ 1199 while (slcore_count--) { 1200 /* Reset default mapping */ 1201 if (rte_service_map_lcore_set(service_id, 1202 slcore_array[slcore_count], 0) != 0) 1203 return -ENOENT; 1204 service_count = rte_service_lcore_count_services( 1205 slcore_array[slcore_count]); 1206 if (service_count < min_service_count) { 1207 slcore = slcore_array[slcore_count]; 1208 min_service_count = service_count; 1209 } 1210 } 1211 if (rte_service_map_lcore_set(service_id, slcore, 1)) 1212 return -ENOENT; 1213 rte_service_lcore_start(slcore); 1214 1215 return 0; 1216 } 1217 1218 static void 1219 l3fwd_event_service_setup(void) 1220 { 1221 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 1222 struct rte_event_dev_info evdev_info; 1223 uint32_t service_id, caps; 1224 int ret, i; 1225 1226 rte_event_dev_info_get(evt_rsrc->event_d_id, &evdev_info); 1227 if (!(evdev_info.event_dev_cap & RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED)) { 1228 ret = rte_event_dev_service_id_get(evt_rsrc->event_d_id, 1229 &service_id); 1230 if (ret != -ESRCH && ret != 0) 1231 rte_exit(EXIT_FAILURE, 1232 "Error in starting eventdev service\n"); 1233 l3fwd_service_enable(service_id); 1234 } 1235 1236 for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++) { 1237 ret = rte_event_eth_rx_adapter_caps_get(evt_rsrc->event_d_id, 1238 evt_rsrc->rx_adptr.rx_adptr[i], &caps); 1239 if (ret < 0) 1240 rte_exit(EXIT_FAILURE, 1241 "Failed to get Rx adapter[%d] caps\n", 1242 evt_rsrc->rx_adptr.rx_adptr[i]); 1243 ret = rte_event_eth_rx_adapter_service_id_get( 1244 evt_rsrc->event_d_id, 1245 &service_id); 1246 if (ret != -ESRCH && ret != 0) 1247 rte_exit(EXIT_FAILURE, 1248 "Error in starting Rx adapter[%d] service\n", 1249 evt_rsrc->rx_adptr.rx_adptr[i]); 1250 l3fwd_service_enable(service_id); 1251 } 1252 1253 for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++) { 1254 ret = rte_event_eth_tx_adapter_caps_get(evt_rsrc->event_d_id, 1255 evt_rsrc->tx_adptr.tx_adptr[i], &caps); 1256 if (ret < 0) 1257 rte_exit(EXIT_FAILURE, 1258 "Failed to get Rx adapter[%d] caps\n", 1259 evt_rsrc->tx_adptr.tx_adptr[i]); 1260 ret = rte_event_eth_tx_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->tx_adptr.tx_adptr[i]); 1267 l3fwd_service_enable(service_id); 1268 } 1269 } 1270 1271 int 1272 main(int argc, char **argv) 1273 { 1274 struct l3fwd_event_resources *evt_rsrc; 1275 struct lcore_conf *qconf; 1276 uint16_t queueid, portid; 1277 unsigned int lcore_id; 1278 uint8_t queue; 1279 int i, ret; 1280 1281 /* init EAL */ 1282 ret = rte_eal_init(argc, argv); 1283 if (ret < 0) 1284 rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n"); 1285 argc -= ret; 1286 argv += ret; 1287 1288 force_quit = false; 1289 signal(SIGINT, signal_handler); 1290 signal(SIGTERM, signal_handler); 1291 1292 /* pre-init dst MACs for all ports to 02:00:00:00:00:xx */ 1293 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { 1294 dest_eth_addr[portid] = 1295 RTE_ETHER_LOCAL_ADMIN_ADDR + ((uint64_t)portid << 40); 1296 *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid]; 1297 } 1298 1299 evt_rsrc = l3fwd_get_eventdev_rsrc(); 1300 /* parse application arguments (after the EAL ones) */ 1301 ret = parse_args(argc, argv); 1302 if (ret < 0) 1303 rte_exit(EXIT_FAILURE, "Invalid L3FWD parameters\n"); 1304 1305 /* Setup function pointers for lookup method. */ 1306 setup_l3fwd_lookup_tables(); 1307 1308 evt_rsrc->per_port_pool = per_port_pool; 1309 evt_rsrc->pkt_pool = pktmbuf_pool; 1310 evt_rsrc->port_mask = enabled_port_mask; 1311 /* Configure eventdev parameters if user has requested */ 1312 if (evt_rsrc->enabled) { 1313 l3fwd_event_resource_setup(&port_conf); 1314 if (lookup_mode == L3FWD_LOOKUP_EM) 1315 l3fwd_lkp.main_loop = evt_rsrc->ops.em_event_loop; 1316 else if (lookup_mode == L3FWD_LOOKUP_FIB) 1317 l3fwd_lkp.main_loop = evt_rsrc->ops.fib_event_loop; 1318 else 1319 l3fwd_lkp.main_loop = evt_rsrc->ops.lpm_event_loop; 1320 l3fwd_event_service_setup(); 1321 } else 1322 l3fwd_poll_resource_setup(); 1323 1324 /* start ports */ 1325 RTE_ETH_FOREACH_DEV(portid) { 1326 if ((enabled_port_mask & (1 << portid)) == 0) { 1327 continue; 1328 } 1329 /* Start device */ 1330 ret = rte_eth_dev_start(portid); 1331 if (ret < 0) 1332 rte_exit(EXIT_FAILURE, 1333 "rte_eth_dev_start: err=%d, port=%d\n", 1334 ret, portid); 1335 1336 /* 1337 * If enabled, put device in promiscuous mode. 1338 * This allows IO forwarding mode to forward packets 1339 * to itself through 2 cross-connected ports of the 1340 * target machine. 1341 */ 1342 if (promiscuous_on) { 1343 ret = rte_eth_promiscuous_enable(portid); 1344 if (ret != 0) 1345 rte_exit(EXIT_FAILURE, 1346 "rte_eth_promiscuous_enable: err=%s, port=%u\n", 1347 rte_strerror(-ret), portid); 1348 } 1349 } 1350 1351 printf("\n"); 1352 1353 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 1354 if (rte_lcore_is_enabled(lcore_id) == 0) 1355 continue; 1356 qconf = &lcore_conf[lcore_id]; 1357 for (queue = 0; queue < qconf->n_rx_queue; ++queue) { 1358 portid = qconf->rx_queue_list[queue].port_id; 1359 queueid = qconf->rx_queue_list[queue].queue_id; 1360 if (prepare_ptype_parser(portid, queueid) == 0) 1361 rte_exit(EXIT_FAILURE, "ptype check fails\n"); 1362 } 1363 } 1364 1365 check_all_ports_link_status(enabled_port_mask); 1366 1367 ret = 0; 1368 /* launch per-lcore init on every lcore */ 1369 rte_eal_mp_remote_launch(l3fwd_lkp.main_loop, NULL, CALL_MAIN); 1370 if (evt_rsrc->enabled) { 1371 for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++) 1372 rte_event_eth_rx_adapter_stop( 1373 evt_rsrc->rx_adptr.rx_adptr[i]); 1374 for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++) 1375 rte_event_eth_tx_adapter_stop( 1376 evt_rsrc->tx_adptr.tx_adptr[i]); 1377 1378 RTE_ETH_FOREACH_DEV(portid) { 1379 if ((enabled_port_mask & (1 << portid)) == 0) 1380 continue; 1381 ret = rte_eth_dev_stop(portid); 1382 if (ret != 0) 1383 printf("rte_eth_dev_stop: err=%d, port=%u\n", 1384 ret, portid); 1385 } 1386 1387 rte_eal_mp_wait_lcore(); 1388 RTE_ETH_FOREACH_DEV(portid) { 1389 if ((enabled_port_mask & (1 << portid)) == 0) 1390 continue; 1391 rte_eth_dev_close(portid); 1392 } 1393 1394 rte_event_dev_stop(evt_rsrc->event_d_id); 1395 rte_event_dev_close(evt_rsrc->event_d_id); 1396 1397 } else { 1398 rte_eal_mp_wait_lcore(); 1399 1400 RTE_ETH_FOREACH_DEV(portid) { 1401 if ((enabled_port_mask & (1 << portid)) == 0) 1402 continue; 1403 printf("Closing port %d...", portid); 1404 ret = rte_eth_dev_stop(portid); 1405 if (ret != 0) 1406 printf("rte_eth_dev_stop: err=%d, port=%u\n", 1407 ret, portid); 1408 rte_eth_dev_close(portid); 1409 printf(" Done\n"); 1410 } 1411 } 1412 1413 /* clean up the EAL */ 1414 rte_eal_cleanup(); 1415 1416 printf("Bye...\n"); 1417 1418 return ret; 1419 } 1420