1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2016 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 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 or Exact match. */ 64 static int l3fwd_lpm_on; 65 static int l3fwd_em_on; 66 67 /* Global variables. */ 68 69 static int numa_on = 1; /**< NUMA is enabled by default. */ 70 static int parse_ptype; /**< Parse packet type using rx callback, and */ 71 /**< disabled by default */ 72 static int per_port_pool; /**< Use separate buffer pools per port; disabled */ 73 /**< by default */ 74 75 volatile bool force_quit; 76 77 /* ethernet addresses of ports */ 78 uint64_t dest_eth_addr[RTE_MAX_ETHPORTS]; 79 struct rte_ether_addr ports_eth_addr[RTE_MAX_ETHPORTS]; 80 81 xmm_t val_eth[RTE_MAX_ETHPORTS]; 82 83 /* mask of enabled ports */ 84 uint32_t enabled_port_mask; 85 86 /* Used only in exact match mode. */ 87 int ipv6; /**< ipv6 is false by default. */ 88 uint32_t hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT; 89 90 struct lcore_conf lcore_conf[RTE_MAX_LCORE]; 91 92 struct lcore_params { 93 uint16_t port_id; 94 uint8_t queue_id; 95 uint8_t lcore_id; 96 } __rte_cache_aligned; 97 98 static struct lcore_params lcore_params_array[MAX_LCORE_PARAMS]; 99 static struct lcore_params lcore_params_array_default[] = { 100 {0, 0, 2}, 101 {0, 1, 2}, 102 {0, 2, 2}, 103 {1, 0, 2}, 104 {1, 1, 2}, 105 {1, 2, 2}, 106 {2, 0, 2}, 107 {3, 0, 3}, 108 {3, 1, 3}, 109 }; 110 111 static struct lcore_params * lcore_params = lcore_params_array_default; 112 static uint16_t nb_lcore_params = sizeof(lcore_params_array_default) / 113 sizeof(lcore_params_array_default[0]); 114 115 static struct rte_eth_conf port_conf = { 116 .rxmode = { 117 .mq_mode = ETH_MQ_RX_RSS, 118 .max_rx_pkt_len = RTE_ETHER_MAX_LEN, 119 .split_hdr_size = 0, 120 .offloads = DEV_RX_OFFLOAD_CHECKSUM, 121 }, 122 .rx_adv_conf = { 123 .rss_conf = { 124 .rss_key = NULL, 125 .rss_hf = ETH_RSS_IP, 126 }, 127 }, 128 .txmode = { 129 .mq_mode = ETH_MQ_TX_NONE, 130 }, 131 }; 132 133 static struct rte_mempool *pktmbuf_pool[RTE_MAX_ETHPORTS][NB_SOCKETS]; 134 static uint8_t lkp_per_socket[NB_SOCKETS]; 135 136 struct l3fwd_lkp_mode { 137 void (*setup)(int); 138 int (*check_ptype)(int); 139 rte_rx_callback_fn cb_parse_ptype; 140 int (*main_loop)(void *); 141 void* (*get_ipv4_lookup_struct)(int); 142 void* (*get_ipv6_lookup_struct)(int); 143 }; 144 145 static struct l3fwd_lkp_mode l3fwd_lkp; 146 147 static struct l3fwd_lkp_mode l3fwd_em_lkp = { 148 .setup = setup_hash, 149 .check_ptype = em_check_ptype, 150 .cb_parse_ptype = em_cb_parse_ptype, 151 .main_loop = em_main_loop, 152 .get_ipv4_lookup_struct = em_get_ipv4_l3fwd_lookup_struct, 153 .get_ipv6_lookup_struct = em_get_ipv6_l3fwd_lookup_struct, 154 }; 155 156 static struct l3fwd_lkp_mode l3fwd_lpm_lkp = { 157 .setup = setup_lpm, 158 .check_ptype = lpm_check_ptype, 159 .cb_parse_ptype = lpm_cb_parse_ptype, 160 .main_loop = lpm_main_loop, 161 .get_ipv4_lookup_struct = lpm_get_ipv4_l3fwd_lookup_struct, 162 .get_ipv6_lookup_struct = lpm_get_ipv6_l3fwd_lookup_struct, 163 }; 164 165 /* 166 * Setup lookup methods for forwarding. 167 * Currently exact-match and longest-prefix-match 168 * are supported ones. 169 */ 170 static void 171 setup_l3fwd_lookup_tables(void) 172 { 173 /* Setup HASH lookup functions. */ 174 if (l3fwd_em_on) 175 l3fwd_lkp = l3fwd_em_lkp; 176 /* Setup LPM lookup functions. */ 177 else 178 l3fwd_lkp = l3fwd_lpm_lkp; 179 } 180 181 static int 182 check_lcore_params(void) 183 { 184 uint8_t queue, lcore; 185 uint16_t i; 186 int socketid; 187 188 for (i = 0; i < nb_lcore_params; ++i) { 189 queue = lcore_params[i].queue_id; 190 if (queue >= MAX_RX_QUEUE_PER_PORT) { 191 printf("invalid queue number: %hhu\n", queue); 192 return -1; 193 } 194 lcore = lcore_params[i].lcore_id; 195 if (!rte_lcore_is_enabled(lcore)) { 196 printf("error: lcore %hhu is not enabled in lcore mask\n", lcore); 197 return -1; 198 } 199 if ((socketid = rte_lcore_to_socket_id(lcore) != 0) && 200 (numa_on == 0)) { 201 printf("warning: lcore %hhu is on socket %d with numa off \n", 202 lcore, socketid); 203 } 204 } 205 return 0; 206 } 207 208 static int 209 check_port_config(void) 210 { 211 uint16_t portid; 212 uint16_t i; 213 214 for (i = 0; i < nb_lcore_params; ++i) { 215 portid = lcore_params[i].port_id; 216 if ((enabled_port_mask & (1 << portid)) == 0) { 217 printf("port %u is not enabled in port mask\n", portid); 218 return -1; 219 } 220 if (!rte_eth_dev_is_valid_port(portid)) { 221 printf("port %u is not present on the board\n", portid); 222 return -1; 223 } 224 } 225 return 0; 226 } 227 228 static uint8_t 229 get_port_n_rx_queues(const uint16_t port) 230 { 231 int queue = -1; 232 uint16_t i; 233 234 for (i = 0; i < nb_lcore_params; ++i) { 235 if (lcore_params[i].port_id == port) { 236 if (lcore_params[i].queue_id == queue+1) 237 queue = lcore_params[i].queue_id; 238 else 239 rte_exit(EXIT_FAILURE, "queue ids of the port %d must be" 240 " in sequence and must start with 0\n", 241 lcore_params[i].port_id); 242 } 243 } 244 return (uint8_t)(++queue); 245 } 246 247 static int 248 init_lcore_rx_queues(void) 249 { 250 uint16_t i, nb_rx_queue; 251 uint8_t lcore; 252 253 for (i = 0; i < nb_lcore_params; ++i) { 254 lcore = lcore_params[i].lcore_id; 255 nb_rx_queue = lcore_conf[lcore].n_rx_queue; 256 if (nb_rx_queue >= MAX_RX_QUEUE_PER_LCORE) { 257 printf("error: too many queues (%u) for lcore: %u\n", 258 (unsigned)nb_rx_queue + 1, (unsigned)lcore); 259 return -1; 260 } else { 261 lcore_conf[lcore].rx_queue_list[nb_rx_queue].port_id = 262 lcore_params[i].port_id; 263 lcore_conf[lcore].rx_queue_list[nb_rx_queue].queue_id = 264 lcore_params[i].queue_id; 265 lcore_conf[lcore].n_rx_queue++; 266 } 267 } 268 return 0; 269 } 270 271 /* display usage */ 272 static void 273 print_usage(const char *prgname) 274 { 275 fprintf(stderr, "%s [EAL options] --" 276 " -p PORTMASK" 277 " [-P]" 278 " [-E]" 279 " [-L]" 280 " --config (port,queue,lcore)[,(port,queue,lcore)]" 281 " [--eth-dest=X,MM:MM:MM:MM:MM:MM]" 282 " [--enable-jumbo [--max-pkt-len PKTLEN]]" 283 " [--no-numa]" 284 " [--hash-entry-num]" 285 " [--ipv6]" 286 " [--parse-ptype]" 287 " [--per-port-pool]" 288 " [--mode]" 289 " [--eventq-sched]\n\n" 290 291 " -p PORTMASK: Hexadecimal bitmask of ports to configure\n" 292 " -P : Enable promiscuous mode\n" 293 " -E : Enable exact match\n" 294 " -L : Enable longest prefix match (default)\n" 295 " --config (port,queue,lcore): Rx queue configuration\n" 296 " --eth-dest=X,MM:MM:MM:MM:MM:MM: Ethernet destination for port X\n" 297 " --enable-jumbo: Enable jumbo frames\n" 298 " --max-pkt-len: Under the premise of enabling jumbo,\n" 299 " maximum packet length in decimal (64-9600)\n" 300 " --no-numa: Disable numa awareness\n" 301 " --hash-entry-num: Specify the hash entry number in hexadecimal to be setup\n" 302 " --ipv6: Set if running ipv6 packets\n" 303 " --parse-ptype: Set to use software to analyze packet type\n" 304 " --per-port-pool: Use separate buffer pool per port\n" 305 " --mode: Packet transfer mode for I/O, poll or eventdev\n" 306 " Default mode = poll\n" 307 " --eventq-sched: Event queue synchronization method\n" 308 " ordered, atomic or parallel.\n" 309 " Default: atomic\n" 310 " Valid only if --mode=eventdev\n" 311 " --event-eth-rxqs: Number of ethernet RX queues per device.\n" 312 " Default: 1\n" 313 " Valid only if --mode=eventdev\n\n", 314 prgname); 315 } 316 317 static int 318 parse_max_pkt_len(const char *pktlen) 319 { 320 char *end = NULL; 321 unsigned long len; 322 323 /* parse decimal string */ 324 len = strtoul(pktlen, &end, 10); 325 if ((pktlen[0] == '\0') || (end == NULL) || (*end != '\0')) 326 return -1; 327 328 if (len == 0) 329 return -1; 330 331 return len; 332 } 333 334 static int 335 parse_portmask(const char *portmask) 336 { 337 char *end = NULL; 338 unsigned long pm; 339 340 /* parse hexadecimal string */ 341 pm = strtoul(portmask, &end, 16); 342 if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0')) 343 return 0; 344 345 return pm; 346 } 347 348 static int 349 parse_hash_entry_number(const char *hash_entry_num) 350 { 351 char *end = NULL; 352 unsigned long hash_en; 353 /* parse hexadecimal string */ 354 hash_en = strtoul(hash_entry_num, &end, 16); 355 if ((hash_entry_num[0] == '\0') || (end == NULL) || (*end != '\0')) 356 return -1; 357 358 if (hash_en == 0) 359 return -1; 360 361 return hash_en; 362 } 363 364 static int 365 parse_config(const char *q_arg) 366 { 367 char s[256]; 368 const char *p, *p0 = q_arg; 369 char *end; 370 enum fieldnames { 371 FLD_PORT = 0, 372 FLD_QUEUE, 373 FLD_LCORE, 374 _NUM_FLD 375 }; 376 unsigned long int_fld[_NUM_FLD]; 377 char *str_fld[_NUM_FLD]; 378 int i; 379 unsigned size; 380 381 nb_lcore_params = 0; 382 383 while ((p = strchr(p0,'(')) != NULL) { 384 ++p; 385 if((p0 = strchr(p,')')) == NULL) 386 return -1; 387 388 size = p0 - p; 389 if(size >= sizeof(s)) 390 return -1; 391 392 snprintf(s, sizeof(s), "%.*s", size, p); 393 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD) 394 return -1; 395 for (i = 0; i < _NUM_FLD; i++){ 396 errno = 0; 397 int_fld[i] = strtoul(str_fld[i], &end, 0); 398 if (errno != 0 || end == str_fld[i] || int_fld[i] > 255) 399 return -1; 400 } 401 if (nb_lcore_params >= MAX_LCORE_PARAMS) { 402 printf("exceeded max number of lcore params: %hu\n", 403 nb_lcore_params); 404 return -1; 405 } 406 lcore_params_array[nb_lcore_params].port_id = 407 (uint8_t)int_fld[FLD_PORT]; 408 lcore_params_array[nb_lcore_params].queue_id = 409 (uint8_t)int_fld[FLD_QUEUE]; 410 lcore_params_array[nb_lcore_params].lcore_id = 411 (uint8_t)int_fld[FLD_LCORE]; 412 ++nb_lcore_params; 413 } 414 lcore_params = lcore_params_array; 415 return 0; 416 } 417 418 static void 419 parse_eth_dest(const char *optarg) 420 { 421 uint16_t portid; 422 char *port_end; 423 uint8_t c, *dest, peer_addr[6]; 424 425 errno = 0; 426 portid = strtoul(optarg, &port_end, 10); 427 if (errno != 0 || port_end == optarg || *port_end++ != ',') 428 rte_exit(EXIT_FAILURE, 429 "Invalid eth-dest: %s", optarg); 430 if (portid >= RTE_MAX_ETHPORTS) 431 rte_exit(EXIT_FAILURE, 432 "eth-dest: port %d >= RTE_MAX_ETHPORTS(%d)\n", 433 portid, RTE_MAX_ETHPORTS); 434 435 if (cmdline_parse_etheraddr(NULL, port_end, 436 &peer_addr, sizeof(peer_addr)) < 0) 437 rte_exit(EXIT_FAILURE, 438 "Invalid ethernet address: %s\n", 439 port_end); 440 dest = (uint8_t *)&dest_eth_addr[portid]; 441 for (c = 0; c < 6; c++) 442 dest[c] = peer_addr[c]; 443 *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid]; 444 } 445 446 static void 447 parse_mode(const char *optarg) 448 { 449 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 450 451 if (!strcmp(optarg, "poll")) 452 evt_rsrc->enabled = false; 453 else if (!strcmp(optarg, "eventdev")) 454 evt_rsrc->enabled = true; 455 } 456 457 static void 458 parse_eventq_sched(const char *optarg) 459 { 460 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 461 462 if (!strcmp(optarg, "ordered")) 463 evt_rsrc->sched_type = RTE_SCHED_TYPE_ORDERED; 464 if (!strcmp(optarg, "atomic")) 465 evt_rsrc->sched_type = RTE_SCHED_TYPE_ATOMIC; 466 if (!strcmp(optarg, "parallel")) 467 evt_rsrc->sched_type = RTE_SCHED_TYPE_PARALLEL; 468 } 469 470 static void 471 parse_event_eth_rx_queues(const char *eth_rx_queues) 472 { 473 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 474 char *end = NULL; 475 uint8_t num_eth_rx_queues; 476 477 /* parse decimal string */ 478 num_eth_rx_queues = strtoul(eth_rx_queues, &end, 10); 479 if ((eth_rx_queues[0] == '\0') || (end == NULL) || (*end != '\0')) 480 return; 481 482 if (num_eth_rx_queues == 0) 483 return; 484 485 evt_rsrc->eth_rx_queues = num_eth_rx_queues; 486 } 487 488 #define MAX_JUMBO_PKT_LEN 9600 489 490 static const char short_options[] = 491 "p:" /* portmask */ 492 "P" /* promiscuous */ 493 "L" /* enable long prefix match */ 494 "E" /* enable exact match */ 495 ; 496 497 #define CMD_LINE_OPT_CONFIG "config" 498 #define CMD_LINE_OPT_ETH_DEST "eth-dest" 499 #define CMD_LINE_OPT_NO_NUMA "no-numa" 500 #define CMD_LINE_OPT_IPV6 "ipv6" 501 #define CMD_LINE_OPT_ENABLE_JUMBO "enable-jumbo" 502 #define CMD_LINE_OPT_HASH_ENTRY_NUM "hash-entry-num" 503 #define CMD_LINE_OPT_PARSE_PTYPE "parse-ptype" 504 #define CMD_LINE_OPT_PER_PORT_POOL "per-port-pool" 505 #define CMD_LINE_OPT_MODE "mode" 506 #define CMD_LINE_OPT_EVENTQ_SYNC "eventq-sched" 507 #define CMD_LINE_OPT_EVENT_ETH_RX_QUEUES "event-eth-rxqs" 508 enum { 509 /* long options mapped to a short option */ 510 511 /* first long only option value must be >= 256, so that we won't 512 * conflict with short options */ 513 CMD_LINE_OPT_MIN_NUM = 256, 514 CMD_LINE_OPT_CONFIG_NUM, 515 CMD_LINE_OPT_ETH_DEST_NUM, 516 CMD_LINE_OPT_NO_NUMA_NUM, 517 CMD_LINE_OPT_IPV6_NUM, 518 CMD_LINE_OPT_ENABLE_JUMBO_NUM, 519 CMD_LINE_OPT_HASH_ENTRY_NUM_NUM, 520 CMD_LINE_OPT_PARSE_PTYPE_NUM, 521 CMD_LINE_OPT_PARSE_PER_PORT_POOL, 522 CMD_LINE_OPT_MODE_NUM, 523 CMD_LINE_OPT_EVENTQ_SYNC_NUM, 524 CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM, 525 }; 526 527 static const struct option lgopts[] = { 528 {CMD_LINE_OPT_CONFIG, 1, 0, CMD_LINE_OPT_CONFIG_NUM}, 529 {CMD_LINE_OPT_ETH_DEST, 1, 0, CMD_LINE_OPT_ETH_DEST_NUM}, 530 {CMD_LINE_OPT_NO_NUMA, 0, 0, CMD_LINE_OPT_NO_NUMA_NUM}, 531 {CMD_LINE_OPT_IPV6, 0, 0, CMD_LINE_OPT_IPV6_NUM}, 532 {CMD_LINE_OPT_ENABLE_JUMBO, 0, 0, CMD_LINE_OPT_ENABLE_JUMBO_NUM}, 533 {CMD_LINE_OPT_HASH_ENTRY_NUM, 1, 0, CMD_LINE_OPT_HASH_ENTRY_NUM_NUM}, 534 {CMD_LINE_OPT_PARSE_PTYPE, 0, 0, CMD_LINE_OPT_PARSE_PTYPE_NUM}, 535 {CMD_LINE_OPT_PER_PORT_POOL, 0, 0, CMD_LINE_OPT_PARSE_PER_PORT_POOL}, 536 {CMD_LINE_OPT_MODE, 1, 0, CMD_LINE_OPT_MODE_NUM}, 537 {CMD_LINE_OPT_EVENTQ_SYNC, 1, 0, CMD_LINE_OPT_EVENTQ_SYNC_NUM}, 538 {CMD_LINE_OPT_EVENT_ETH_RX_QUEUES, 1, 0, 539 CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM}, 540 {NULL, 0, 0, 0} 541 }; 542 543 /* 544 * This expression is used to calculate the number of mbufs needed 545 * depending on user input, taking into account memory for rx and 546 * tx hardware rings, cache per lcore and mtable per port per lcore. 547 * RTE_MAX is used to ensure that NB_MBUF never goes below a minimum 548 * value of 8192 549 */ 550 #define NB_MBUF(nports) RTE_MAX( \ 551 (nports*nb_rx_queue*nb_rxd + \ 552 nports*nb_lcores*MAX_PKT_BURST + \ 553 nports*n_tx_queue*nb_txd + \ 554 nb_lcores*MEMPOOL_CACHE_SIZE), \ 555 (unsigned)8192) 556 557 /* Parse the argument given in the command line of the application */ 558 static int 559 parse_args(int argc, char **argv) 560 { 561 int opt, ret; 562 char **argvopt; 563 int option_index; 564 char *prgname = argv[0]; 565 uint8_t lcore_params = 0; 566 uint8_t eventq_sched = 0; 567 uint8_t eth_rx_q = 0; 568 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 569 570 argvopt = argv; 571 572 /* Error or normal output strings. */ 573 while ((opt = getopt_long(argc, argvopt, short_options, 574 lgopts, &option_index)) != EOF) { 575 576 switch (opt) { 577 /* portmask */ 578 case 'p': 579 enabled_port_mask = parse_portmask(optarg); 580 if (enabled_port_mask == 0) { 581 fprintf(stderr, "Invalid portmask\n"); 582 print_usage(prgname); 583 return -1; 584 } 585 break; 586 587 case 'P': 588 promiscuous_on = 1; 589 break; 590 591 case 'E': 592 l3fwd_em_on = 1; 593 break; 594 595 case 'L': 596 l3fwd_lpm_on = 1; 597 break; 598 599 /* long options */ 600 case CMD_LINE_OPT_CONFIG_NUM: 601 ret = parse_config(optarg); 602 if (ret) { 603 fprintf(stderr, "Invalid config\n"); 604 print_usage(prgname); 605 return -1; 606 } 607 lcore_params = 1; 608 break; 609 610 case CMD_LINE_OPT_ETH_DEST_NUM: 611 parse_eth_dest(optarg); 612 break; 613 614 case CMD_LINE_OPT_NO_NUMA_NUM: 615 numa_on = 0; 616 break; 617 618 case CMD_LINE_OPT_IPV6_NUM: 619 ipv6 = 1; 620 break; 621 622 case CMD_LINE_OPT_ENABLE_JUMBO_NUM: { 623 const struct option lenopts = { 624 "max-pkt-len", required_argument, 0, 0 625 }; 626 627 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME; 628 port_conf.txmode.offloads |= DEV_TX_OFFLOAD_MULTI_SEGS; 629 630 /* 631 * if no max-pkt-len set, use the default 632 * value RTE_ETHER_MAX_LEN. 633 */ 634 if (getopt_long(argc, argvopt, "", 635 &lenopts, &option_index) == 0) { 636 ret = parse_max_pkt_len(optarg); 637 if (ret < 64 || ret > MAX_JUMBO_PKT_LEN) { 638 fprintf(stderr, 639 "invalid maximum packet length\n"); 640 print_usage(prgname); 641 return -1; 642 } 643 port_conf.rxmode.max_rx_pkt_len = ret; 644 } 645 break; 646 } 647 648 case CMD_LINE_OPT_HASH_ENTRY_NUM_NUM: 649 ret = parse_hash_entry_number(optarg); 650 if ((ret > 0) && (ret <= L3FWD_HASH_ENTRIES)) { 651 hash_entry_number = ret; 652 } else { 653 fprintf(stderr, "invalid hash entry number\n"); 654 print_usage(prgname); 655 return -1; 656 } 657 break; 658 659 case CMD_LINE_OPT_PARSE_PTYPE_NUM: 660 printf("soft parse-ptype is enabled\n"); 661 parse_ptype = 1; 662 break; 663 664 case CMD_LINE_OPT_PARSE_PER_PORT_POOL: 665 printf("per port buffer pool is enabled\n"); 666 per_port_pool = 1; 667 break; 668 669 case CMD_LINE_OPT_MODE_NUM: 670 parse_mode(optarg); 671 break; 672 673 case CMD_LINE_OPT_EVENTQ_SYNC_NUM: 674 parse_eventq_sched(optarg); 675 eventq_sched = 1; 676 break; 677 678 case CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM: 679 parse_event_eth_rx_queues(optarg); 680 eth_rx_q = 1; 681 break; 682 683 default: 684 print_usage(prgname); 685 return -1; 686 } 687 } 688 689 /* If both LPM and EM are selected, return error. */ 690 if (l3fwd_lpm_on && l3fwd_em_on) { 691 fprintf(stderr, "LPM and EM are mutually exclusive, select only one\n"); 692 return -1; 693 } 694 695 if (evt_rsrc->enabled && lcore_params) { 696 fprintf(stderr, "lcore config is not valid when event mode is selected\n"); 697 return -1; 698 } 699 700 if (!evt_rsrc->enabled && eth_rx_q) { 701 fprintf(stderr, "eth_rx_queues is valid only when event mode is selected\n"); 702 return -1; 703 } 704 705 if (!evt_rsrc->enabled && eventq_sched) { 706 fprintf(stderr, "eventq_sched is valid only when event mode is selected\n"); 707 return -1; 708 } 709 710 /* 711 * Nothing is selected, pick longest-prefix match 712 * as default match. 713 */ 714 if (!l3fwd_lpm_on && !l3fwd_em_on) { 715 fprintf(stderr, "LPM or EM none selected, default LPM on\n"); 716 l3fwd_lpm_on = 1; 717 } 718 719 /* 720 * ipv6 and hash flags are valid only for 721 * exact macth, reset them to default for 722 * longest-prefix match. 723 */ 724 if (l3fwd_lpm_on) { 725 ipv6 = 0; 726 hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT; 727 } 728 729 if (optind >= 0) 730 argv[optind-1] = prgname; 731 732 ret = optind-1; 733 optind = 1; /* reset getopt lib */ 734 return ret; 735 } 736 737 static void 738 print_ethaddr(const char *name, const struct rte_ether_addr *eth_addr) 739 { 740 char buf[RTE_ETHER_ADDR_FMT_SIZE]; 741 rte_ether_format_addr(buf, RTE_ETHER_ADDR_FMT_SIZE, eth_addr); 742 printf("%s%s", name, buf); 743 } 744 745 int 746 init_mem(uint16_t portid, unsigned int nb_mbuf) 747 { 748 struct lcore_conf *qconf; 749 int socketid; 750 unsigned lcore_id; 751 char s[64]; 752 753 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 754 if (rte_lcore_is_enabled(lcore_id) == 0) 755 continue; 756 757 if (numa_on) 758 socketid = rte_lcore_to_socket_id(lcore_id); 759 else 760 socketid = 0; 761 762 if (socketid >= NB_SOCKETS) { 763 rte_exit(EXIT_FAILURE, 764 "Socket %d of lcore %u is out of range %d\n", 765 socketid, lcore_id, NB_SOCKETS); 766 } 767 768 if (pktmbuf_pool[portid][socketid] == NULL) { 769 snprintf(s, sizeof(s), "mbuf_pool_%d:%d", 770 portid, socketid); 771 pktmbuf_pool[portid][socketid] = 772 rte_pktmbuf_pool_create(s, nb_mbuf, 773 MEMPOOL_CACHE_SIZE, 0, 774 RTE_MBUF_DEFAULT_BUF_SIZE, socketid); 775 if (pktmbuf_pool[portid][socketid] == NULL) 776 rte_exit(EXIT_FAILURE, 777 "Cannot init mbuf pool on socket %d\n", 778 socketid); 779 else 780 printf("Allocated mbuf pool on socket %d\n", 781 socketid); 782 783 /* Setup either LPM or EM(f.e Hash). But, only once per 784 * available socket. 785 */ 786 if (!lkp_per_socket[socketid]) { 787 l3fwd_lkp.setup(socketid); 788 lkp_per_socket[socketid] = 1; 789 } 790 } 791 qconf = &lcore_conf[lcore_id]; 792 qconf->ipv4_lookup_struct = 793 l3fwd_lkp.get_ipv4_lookup_struct(socketid); 794 qconf->ipv6_lookup_struct = 795 l3fwd_lkp.get_ipv6_lookup_struct(socketid); 796 } 797 return 0; 798 } 799 800 /* Check the link status of all ports in up to 9s, and print them finally */ 801 static void 802 check_all_ports_link_status(uint32_t port_mask) 803 { 804 #define CHECK_INTERVAL 100 /* 100ms */ 805 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 806 uint16_t portid; 807 uint8_t count, all_ports_up, print_flag = 0; 808 struct rte_eth_link link; 809 int ret; 810 char link_status_text[RTE_ETH_LINK_MAX_STR_LEN]; 811 812 printf("\nChecking link status"); 813 fflush(stdout); 814 for (count = 0; count <= MAX_CHECK_TIME; count++) { 815 if (force_quit) 816 return; 817 all_ports_up = 1; 818 RTE_ETH_FOREACH_DEV(portid) { 819 if (force_quit) 820 return; 821 if ((port_mask & (1 << portid)) == 0) 822 continue; 823 memset(&link, 0, sizeof(link)); 824 ret = rte_eth_link_get_nowait(portid, &link); 825 if (ret < 0) { 826 all_ports_up = 0; 827 if (print_flag == 1) 828 printf("Port %u link get failed: %s\n", 829 portid, rte_strerror(-ret)); 830 continue; 831 } 832 /* print link status if flag set */ 833 if (print_flag == 1) { 834 rte_eth_link_to_str(link_status_text, 835 sizeof(link_status_text), &link); 836 printf("Port %d %s\n", portid, 837 link_status_text); 838 continue; 839 } 840 /* clear all_ports_up flag if any link down */ 841 if (link.link_status == ETH_LINK_DOWN) { 842 all_ports_up = 0; 843 break; 844 } 845 } 846 /* after finally printing all link status, get out */ 847 if (print_flag == 1) 848 break; 849 850 if (all_ports_up == 0) { 851 printf("."); 852 fflush(stdout); 853 rte_delay_ms(CHECK_INTERVAL); 854 } 855 856 /* set the print_flag if all ports up or timeout */ 857 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 858 print_flag = 1; 859 printf("done\n"); 860 } 861 } 862 } 863 864 static void 865 signal_handler(int signum) 866 { 867 if (signum == SIGINT || signum == SIGTERM) { 868 printf("\n\nSignal %d received, preparing to exit...\n", 869 signum); 870 force_quit = true; 871 } 872 } 873 874 static int 875 prepare_ptype_parser(uint16_t portid, uint16_t queueid) 876 { 877 if (parse_ptype) { 878 printf("Port %d: softly parse packet type info\n", portid); 879 if (rte_eth_add_rx_callback(portid, queueid, 880 l3fwd_lkp.cb_parse_ptype, 881 NULL)) 882 return 1; 883 884 printf("Failed to add rx callback: port=%d\n", portid); 885 return 0; 886 } 887 888 if (l3fwd_lkp.check_ptype(portid)) 889 return 1; 890 891 printf("port %d cannot parse packet type, please add --%s\n", 892 portid, CMD_LINE_OPT_PARSE_PTYPE); 893 return 0; 894 } 895 896 static void 897 l3fwd_poll_resource_setup(void) 898 { 899 uint8_t nb_rx_queue, queue, socketid; 900 struct rte_eth_dev_info dev_info; 901 uint32_t n_tx_queue, nb_lcores; 902 struct rte_eth_txconf *txconf; 903 struct lcore_conf *qconf; 904 uint16_t queueid, portid; 905 unsigned int nb_ports; 906 unsigned int lcore_id; 907 int ret; 908 909 if (check_lcore_params() < 0) 910 rte_exit(EXIT_FAILURE, "check_lcore_params failed\n"); 911 912 ret = init_lcore_rx_queues(); 913 if (ret < 0) 914 rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n"); 915 916 nb_ports = rte_eth_dev_count_avail(); 917 918 if (check_port_config() < 0) 919 rte_exit(EXIT_FAILURE, "check_port_config failed\n"); 920 921 nb_lcores = rte_lcore_count(); 922 923 /* initialize all ports */ 924 RTE_ETH_FOREACH_DEV(portid) { 925 struct rte_eth_conf local_port_conf = port_conf; 926 927 /* skip ports that are not enabled */ 928 if ((enabled_port_mask & (1 << portid)) == 0) { 929 printf("\nSkipping disabled port %d\n", portid); 930 continue; 931 } 932 933 /* init port */ 934 printf("Initializing port %d ... ", portid ); 935 fflush(stdout); 936 937 nb_rx_queue = get_port_n_rx_queues(portid); 938 n_tx_queue = nb_lcores; 939 if (n_tx_queue > MAX_TX_QUEUE_PER_PORT) 940 n_tx_queue = MAX_TX_QUEUE_PER_PORT; 941 printf("Creating queues: nb_rxq=%d nb_txq=%u... ", 942 nb_rx_queue, (unsigned)n_tx_queue ); 943 944 ret = rte_eth_dev_info_get(portid, &dev_info); 945 if (ret != 0) 946 rte_exit(EXIT_FAILURE, 947 "Error during getting device (port %u) info: %s\n", 948 portid, strerror(-ret)); 949 950 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE) 951 local_port_conf.txmode.offloads |= 952 DEV_TX_OFFLOAD_MBUF_FAST_FREE; 953 954 local_port_conf.rx_adv_conf.rss_conf.rss_hf &= 955 dev_info.flow_type_rss_offloads; 956 if (local_port_conf.rx_adv_conf.rss_conf.rss_hf != 957 port_conf.rx_adv_conf.rss_conf.rss_hf) { 958 printf("Port %u modified RSS hash function based on hardware support," 959 "requested:%#"PRIx64" configured:%#"PRIx64"\n", 960 portid, 961 port_conf.rx_adv_conf.rss_conf.rss_hf, 962 local_port_conf.rx_adv_conf.rss_conf.rss_hf); 963 } 964 965 ret = rte_eth_dev_configure(portid, nb_rx_queue, 966 (uint16_t)n_tx_queue, &local_port_conf); 967 if (ret < 0) 968 rte_exit(EXIT_FAILURE, 969 "Cannot configure device: err=%d, port=%d\n", 970 ret, portid); 971 972 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, 973 &nb_txd); 974 if (ret < 0) 975 rte_exit(EXIT_FAILURE, 976 "Cannot adjust number of descriptors: err=%d, " 977 "port=%d\n", ret, portid); 978 979 ret = rte_eth_macaddr_get(portid, &ports_eth_addr[portid]); 980 if (ret < 0) 981 rte_exit(EXIT_FAILURE, 982 "Cannot get MAC address: err=%d, port=%d\n", 983 ret, portid); 984 985 print_ethaddr(" Address:", &ports_eth_addr[portid]); 986 printf(", "); 987 print_ethaddr("Destination:", 988 (const struct rte_ether_addr *)&dest_eth_addr[portid]); 989 printf(", "); 990 991 /* 992 * prepare src MACs for each port. 993 */ 994 rte_ether_addr_copy(&ports_eth_addr[portid], 995 (struct rte_ether_addr *)(val_eth + portid) + 1); 996 997 /* init memory */ 998 if (!per_port_pool) { 999 /* portid = 0; this is *not* signifying the first port, 1000 * rather, it signifies that portid is ignored. 1001 */ 1002 ret = init_mem(0, NB_MBUF(nb_ports)); 1003 } else { 1004 ret = init_mem(portid, NB_MBUF(1)); 1005 } 1006 if (ret < 0) 1007 rte_exit(EXIT_FAILURE, "init_mem failed\n"); 1008 1009 /* init one TX queue per couple (lcore,port) */ 1010 queueid = 0; 1011 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 1012 if (rte_lcore_is_enabled(lcore_id) == 0) 1013 continue; 1014 1015 if (numa_on) 1016 socketid = 1017 (uint8_t)rte_lcore_to_socket_id(lcore_id); 1018 else 1019 socketid = 0; 1020 1021 printf("txq=%u,%d,%d ", lcore_id, queueid, socketid); 1022 fflush(stdout); 1023 1024 txconf = &dev_info.default_txconf; 1025 txconf->offloads = local_port_conf.txmode.offloads; 1026 ret = rte_eth_tx_queue_setup(portid, queueid, nb_txd, 1027 socketid, txconf); 1028 if (ret < 0) 1029 rte_exit(EXIT_FAILURE, 1030 "rte_eth_tx_queue_setup: err=%d, " 1031 "port=%d\n", ret, portid); 1032 1033 qconf = &lcore_conf[lcore_id]; 1034 qconf->tx_queue_id[portid] = queueid; 1035 queueid++; 1036 1037 qconf->tx_port_id[qconf->n_tx_port] = portid; 1038 qconf->n_tx_port++; 1039 } 1040 printf("\n"); 1041 } 1042 1043 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 1044 if (rte_lcore_is_enabled(lcore_id) == 0) 1045 continue; 1046 qconf = &lcore_conf[lcore_id]; 1047 printf("\nInitializing rx queues on lcore %u ... ", lcore_id ); 1048 fflush(stdout); 1049 /* init RX queues */ 1050 for(queue = 0; queue < qconf->n_rx_queue; ++queue) { 1051 struct rte_eth_rxconf rxq_conf; 1052 1053 portid = qconf->rx_queue_list[queue].port_id; 1054 queueid = qconf->rx_queue_list[queue].queue_id; 1055 1056 if (numa_on) 1057 socketid = 1058 (uint8_t)rte_lcore_to_socket_id(lcore_id); 1059 else 1060 socketid = 0; 1061 1062 printf("rxq=%d,%d,%d ", portid, queueid, socketid); 1063 fflush(stdout); 1064 1065 ret = rte_eth_dev_info_get(portid, &dev_info); 1066 if (ret != 0) 1067 rte_exit(EXIT_FAILURE, 1068 "Error during getting device (port %u) info: %s\n", 1069 portid, strerror(-ret)); 1070 1071 rxq_conf = dev_info.default_rxconf; 1072 rxq_conf.offloads = port_conf.rxmode.offloads; 1073 if (!per_port_pool) 1074 ret = rte_eth_rx_queue_setup(portid, queueid, 1075 nb_rxd, socketid, 1076 &rxq_conf, 1077 pktmbuf_pool[0][socketid]); 1078 else 1079 ret = rte_eth_rx_queue_setup(portid, queueid, 1080 nb_rxd, socketid, 1081 &rxq_conf, 1082 pktmbuf_pool[portid][socketid]); 1083 if (ret < 0) 1084 rte_exit(EXIT_FAILURE, 1085 "rte_eth_rx_queue_setup: err=%d, port=%d\n", 1086 ret, portid); 1087 } 1088 } 1089 } 1090 1091 static inline int 1092 l3fwd_service_enable(uint32_t service_id) 1093 { 1094 uint8_t min_service_count = UINT8_MAX; 1095 uint32_t slcore_array[RTE_MAX_LCORE]; 1096 unsigned int slcore = 0; 1097 uint8_t service_count; 1098 int32_t slcore_count; 1099 1100 if (!rte_service_lcore_count()) 1101 return -ENOENT; 1102 1103 slcore_count = rte_service_lcore_list(slcore_array, RTE_MAX_LCORE); 1104 if (slcore_count < 0) 1105 return -ENOENT; 1106 /* Get the core which has least number of services running. */ 1107 while (slcore_count--) { 1108 /* Reset default mapping */ 1109 if (rte_service_map_lcore_set(service_id, 1110 slcore_array[slcore_count], 0) != 0) 1111 return -ENOENT; 1112 service_count = rte_service_lcore_count_services( 1113 slcore_array[slcore_count]); 1114 if (service_count < min_service_count) { 1115 slcore = slcore_array[slcore_count]; 1116 min_service_count = service_count; 1117 } 1118 } 1119 if (rte_service_map_lcore_set(service_id, slcore, 1)) 1120 return -ENOENT; 1121 rte_service_lcore_start(slcore); 1122 1123 return 0; 1124 } 1125 1126 static void 1127 l3fwd_event_service_setup(void) 1128 { 1129 struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc(); 1130 struct rte_event_dev_info evdev_info; 1131 uint32_t service_id, caps; 1132 int ret, i; 1133 1134 rte_event_dev_info_get(evt_rsrc->event_d_id, &evdev_info); 1135 if (!(evdev_info.event_dev_cap & RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED)) { 1136 ret = rte_event_dev_service_id_get(evt_rsrc->event_d_id, 1137 &service_id); 1138 if (ret != -ESRCH && ret != 0) 1139 rte_exit(EXIT_FAILURE, 1140 "Error in starting eventdev service\n"); 1141 l3fwd_service_enable(service_id); 1142 } 1143 1144 for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++) { 1145 ret = rte_event_eth_rx_adapter_caps_get(evt_rsrc->event_d_id, 1146 evt_rsrc->rx_adptr.rx_adptr[i], &caps); 1147 if (ret < 0) 1148 rte_exit(EXIT_FAILURE, 1149 "Failed to get Rx adapter[%d] caps\n", 1150 evt_rsrc->rx_adptr.rx_adptr[i]); 1151 ret = rte_event_eth_rx_adapter_service_id_get( 1152 evt_rsrc->event_d_id, 1153 &service_id); 1154 if (ret != -ESRCH && ret != 0) 1155 rte_exit(EXIT_FAILURE, 1156 "Error in starting Rx adapter[%d] service\n", 1157 evt_rsrc->rx_adptr.rx_adptr[i]); 1158 l3fwd_service_enable(service_id); 1159 } 1160 1161 for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++) { 1162 ret = rte_event_eth_tx_adapter_caps_get(evt_rsrc->event_d_id, 1163 evt_rsrc->tx_adptr.tx_adptr[i], &caps); 1164 if (ret < 0) 1165 rte_exit(EXIT_FAILURE, 1166 "Failed to get Rx adapter[%d] caps\n", 1167 evt_rsrc->tx_adptr.tx_adptr[i]); 1168 ret = rte_event_eth_tx_adapter_service_id_get( 1169 evt_rsrc->event_d_id, 1170 &service_id); 1171 if (ret != -ESRCH && ret != 0) 1172 rte_exit(EXIT_FAILURE, 1173 "Error in starting Rx adapter[%d] service\n", 1174 evt_rsrc->tx_adptr.tx_adptr[i]); 1175 l3fwd_service_enable(service_id); 1176 } 1177 } 1178 1179 int 1180 main(int argc, char **argv) 1181 { 1182 struct l3fwd_event_resources *evt_rsrc; 1183 struct lcore_conf *qconf; 1184 uint16_t queueid, portid; 1185 unsigned int lcore_id; 1186 uint8_t queue; 1187 int i, ret; 1188 1189 /* init EAL */ 1190 ret = rte_eal_init(argc, argv); 1191 if (ret < 0) 1192 rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n"); 1193 argc -= ret; 1194 argv += ret; 1195 1196 force_quit = false; 1197 signal(SIGINT, signal_handler); 1198 signal(SIGTERM, signal_handler); 1199 1200 /* pre-init dst MACs for all ports to 02:00:00:00:00:xx */ 1201 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { 1202 dest_eth_addr[portid] = 1203 RTE_ETHER_LOCAL_ADMIN_ADDR + ((uint64_t)portid << 40); 1204 *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid]; 1205 } 1206 1207 evt_rsrc = l3fwd_get_eventdev_rsrc(); 1208 /* parse application arguments (after the EAL ones) */ 1209 ret = parse_args(argc, argv); 1210 if (ret < 0) 1211 rte_exit(EXIT_FAILURE, "Invalid L3FWD parameters\n"); 1212 1213 /* Setup function pointers for lookup method. */ 1214 setup_l3fwd_lookup_tables(); 1215 1216 evt_rsrc->per_port_pool = per_port_pool; 1217 evt_rsrc->pkt_pool = pktmbuf_pool; 1218 evt_rsrc->port_mask = enabled_port_mask; 1219 /* Configure eventdev parameters if user has requested */ 1220 if (evt_rsrc->enabled) { 1221 l3fwd_event_resource_setup(&port_conf); 1222 if (l3fwd_em_on) 1223 l3fwd_lkp.main_loop = evt_rsrc->ops.em_event_loop; 1224 else 1225 l3fwd_lkp.main_loop = evt_rsrc->ops.lpm_event_loop; 1226 l3fwd_event_service_setup(); 1227 } else 1228 l3fwd_poll_resource_setup(); 1229 1230 /* start ports */ 1231 RTE_ETH_FOREACH_DEV(portid) { 1232 if ((enabled_port_mask & (1 << portid)) == 0) { 1233 continue; 1234 } 1235 /* Start device */ 1236 ret = rte_eth_dev_start(portid); 1237 if (ret < 0) 1238 rte_exit(EXIT_FAILURE, 1239 "rte_eth_dev_start: err=%d, port=%d\n", 1240 ret, portid); 1241 1242 /* 1243 * If enabled, put device in promiscuous mode. 1244 * This allows IO forwarding mode to forward packets 1245 * to itself through 2 cross-connected ports of the 1246 * target machine. 1247 */ 1248 if (promiscuous_on) { 1249 ret = rte_eth_promiscuous_enable(portid); 1250 if (ret != 0) 1251 rte_exit(EXIT_FAILURE, 1252 "rte_eth_promiscuous_enable: err=%s, port=%u\n", 1253 rte_strerror(-ret), portid); 1254 } 1255 } 1256 1257 printf("\n"); 1258 1259 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 1260 if (rte_lcore_is_enabled(lcore_id) == 0) 1261 continue; 1262 qconf = &lcore_conf[lcore_id]; 1263 for (queue = 0; queue < qconf->n_rx_queue; ++queue) { 1264 portid = qconf->rx_queue_list[queue].port_id; 1265 queueid = qconf->rx_queue_list[queue].queue_id; 1266 if (prepare_ptype_parser(portid, queueid) == 0) 1267 rte_exit(EXIT_FAILURE, "ptype check fails\n"); 1268 } 1269 } 1270 1271 check_all_ports_link_status(enabled_port_mask); 1272 1273 ret = 0; 1274 /* launch per-lcore init on every lcore */ 1275 rte_eal_mp_remote_launch(l3fwd_lkp.main_loop, NULL, CALL_MAIN); 1276 if (evt_rsrc->enabled) { 1277 for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++) 1278 rte_event_eth_rx_adapter_stop( 1279 evt_rsrc->rx_adptr.rx_adptr[i]); 1280 for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++) 1281 rte_event_eth_tx_adapter_stop( 1282 evt_rsrc->tx_adptr.tx_adptr[i]); 1283 1284 RTE_ETH_FOREACH_DEV(portid) { 1285 if ((enabled_port_mask & (1 << portid)) == 0) 1286 continue; 1287 ret = rte_eth_dev_stop(portid); 1288 if (ret != 0) 1289 printf("rte_eth_dev_stop: err=%d, port=%u\n", 1290 ret, portid); 1291 } 1292 1293 rte_eal_mp_wait_lcore(); 1294 RTE_ETH_FOREACH_DEV(portid) { 1295 if ((enabled_port_mask & (1 << portid)) == 0) 1296 continue; 1297 rte_eth_dev_close(portid); 1298 } 1299 1300 rte_event_dev_stop(evt_rsrc->event_d_id); 1301 rte_event_dev_close(evt_rsrc->event_d_id); 1302 1303 } else { 1304 rte_eal_mp_wait_lcore(); 1305 1306 RTE_ETH_FOREACH_DEV(portid) { 1307 if ((enabled_port_mask & (1 << portid)) == 0) 1308 continue; 1309 printf("Closing port %d...", portid); 1310 ret = rte_eth_dev_stop(portid); 1311 if (ret != 0) 1312 printf("rte_eth_dev_stop: err=%d, port=%u\n", 1313 ret, portid); 1314 rte_eth_dev_close(portid); 1315 printf(" Done\n"); 1316 } 1317 } 1318 printf("Bye...\n"); 1319 1320 return ret; 1321 } 1322