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