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 <string.h> 8 #include <stdint.h> 9 #include <inttypes.h> 10 #include <sys/types.h> 11 #include <sys/queue.h> 12 #include <netinet/in.h> 13 #include <setjmp.h> 14 #include <stdarg.h> 15 #include <ctype.h> 16 #include <errno.h> 17 #include <getopt.h> 18 19 #include <rte_common.h> 20 #include <rte_log.h> 21 #include <rte_malloc.h> 22 #include <rte_memory.h> 23 #include <rte_memcpy.h> 24 #include <rte_eal.h> 25 #include <rte_launch.h> 26 #include <rte_atomic.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_ethdev.h> 37 #include <rte_mempool.h> 38 #include <rte_mbuf.h> 39 40 #define RTE_LOGTYPE_LSI RTE_LOGTYPE_USER1 41 42 #define NB_MBUF 8192 43 44 #define MAX_PKT_BURST 32 45 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */ 46 47 /* 48 * Configurable number of RX/TX ring descriptors 49 */ 50 #define RTE_TEST_RX_DESC_DEFAULT 1024 51 #define RTE_TEST_TX_DESC_DEFAULT 1024 52 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; 53 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; 54 55 /* ethernet addresses of ports */ 56 static struct rte_ether_addr lsi_ports_eth_addr[RTE_MAX_ETHPORTS]; 57 58 /* mask of enabled ports */ 59 static uint32_t lsi_enabled_port_mask = 0; 60 61 static unsigned int lsi_rx_queue_per_lcore = 1; 62 63 /* destination port for L2 forwarding */ 64 static unsigned lsi_dst_ports[RTE_MAX_ETHPORTS] = {0}; 65 66 #define MAX_PKT_BURST 32 67 68 #define MAX_RX_QUEUE_PER_LCORE 16 69 #define MAX_TX_QUEUE_PER_PORT 16 70 struct lcore_queue_conf { 71 unsigned n_rx_port; 72 unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE]; 73 unsigned tx_queue_id; 74 } __rte_cache_aligned; 75 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE]; 76 77 struct rte_eth_dev_tx_buffer *tx_buffer[RTE_MAX_ETHPORTS]; 78 79 static struct rte_eth_conf port_conf = { 80 .rxmode = { 81 .split_hdr_size = 0, 82 }, 83 .txmode = { 84 .mq_mode = ETH_MQ_TX_NONE, 85 }, 86 .intr_conf = { 87 .lsc = 1, /**< lsc interrupt feature enabled */ 88 }, 89 }; 90 91 struct rte_mempool * lsi_pktmbuf_pool = NULL; 92 93 /* Per-port statistics struct */ 94 struct lsi_port_statistics { 95 uint64_t tx; 96 uint64_t rx; 97 uint64_t dropped; 98 } __rte_cache_aligned; 99 struct lsi_port_statistics port_statistics[RTE_MAX_ETHPORTS]; 100 101 /* A tsc-based timer responsible for triggering statistics printout */ 102 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */ 103 #define MAX_TIMER_PERIOD 86400 /* 1 day max */ 104 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000; /* default period is 10 seconds */ 105 106 /* Print out statistics on packets dropped */ 107 static void 108 print_stats(void) 109 { 110 struct rte_eth_link link; 111 uint64_t total_packets_dropped, total_packets_tx, total_packets_rx; 112 uint16_t portid; 113 114 total_packets_dropped = 0; 115 total_packets_tx = 0; 116 total_packets_rx = 0; 117 118 const char clr[] = { 27, '[', '2', 'J', '\0' }; 119 const char topLeft[] = { 27, '[', '1', ';', '1', 'H','\0' }; 120 int link_get_err; 121 122 /* Clear screen and move to top left */ 123 printf("%s%s", clr, topLeft); 124 125 printf("\nPort statistics ===================================="); 126 127 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { 128 /* skip ports that are not enabled */ 129 if ((lsi_enabled_port_mask & (1 << portid)) == 0) 130 continue; 131 132 memset(&link, 0, sizeof(link)); 133 link_get_err = rte_eth_link_get_nowait(portid, &link); 134 printf("\nStatistics for port %u ------------------------------" 135 "\nLink status: %25s" 136 "\nLink speed: %26u" 137 "\nLink duplex: %25s" 138 "\nPackets sent: %24"PRIu64 139 "\nPackets received: %20"PRIu64 140 "\nPackets dropped: %21"PRIu64, 141 portid, 142 link_get_err < 0 ? "Link get failed" : 143 (link.link_status ? "Link up" : "Link down"), 144 link_get_err < 0 ? 0 : 145 (unsigned int)link.link_speed, 146 link_get_err < 0 ? "Link get failed" : 147 (link.link_duplex == ETH_LINK_FULL_DUPLEX ? \ 148 "full-duplex" : "half-duplex"), 149 port_statistics[portid].tx, 150 port_statistics[portid].rx, 151 port_statistics[portid].dropped); 152 153 total_packets_dropped += port_statistics[portid].dropped; 154 total_packets_tx += port_statistics[portid].tx; 155 total_packets_rx += port_statistics[portid].rx; 156 } 157 printf("\nAggregate statistics ===============================" 158 "\nTotal packets sent: %18"PRIu64 159 "\nTotal packets received: %14"PRIu64 160 "\nTotal packets dropped: %15"PRIu64, 161 total_packets_tx, 162 total_packets_rx, 163 total_packets_dropped); 164 printf("\n====================================================\n"); 165 166 fflush(stdout); 167 } 168 169 static void 170 lsi_simple_forward(struct rte_mbuf *m, unsigned portid) 171 { 172 struct rte_ether_hdr *eth; 173 void *tmp; 174 unsigned dst_port = lsi_dst_ports[portid]; 175 int sent; 176 struct rte_eth_dev_tx_buffer *buffer; 177 178 eth = rte_pktmbuf_mtod(m, struct rte_ether_hdr *); 179 180 /* 02:00:00:00:00:xx */ 181 tmp = ð->d_addr.addr_bytes[0]; 182 *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40); 183 184 /* src addr */ 185 rte_ether_addr_copy(&lsi_ports_eth_addr[dst_port], ð->s_addr); 186 187 buffer = tx_buffer[dst_port]; 188 sent = rte_eth_tx_buffer(dst_port, 0, buffer, m); 189 if (sent) 190 port_statistics[dst_port].tx += sent; 191 } 192 193 /* main processing loop */ 194 static void 195 lsi_main_loop(void) 196 { 197 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 198 struct rte_mbuf *m; 199 unsigned lcore_id; 200 unsigned sent; 201 uint64_t prev_tsc, diff_tsc, cur_tsc, timer_tsc; 202 unsigned i, j, portid, nb_rx; 203 struct lcore_queue_conf *qconf; 204 const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / US_PER_S * 205 BURST_TX_DRAIN_US; 206 struct rte_eth_dev_tx_buffer *buffer; 207 208 prev_tsc = 0; 209 timer_tsc = 0; 210 211 lcore_id = rte_lcore_id(); 212 qconf = &lcore_queue_conf[lcore_id]; 213 214 if (qconf->n_rx_port == 0) { 215 RTE_LOG(INFO, LSI, "lcore %u has nothing to do\n", lcore_id); 216 return; 217 } 218 219 RTE_LOG(INFO, LSI, "entering main loop on lcore %u\n", lcore_id); 220 221 for (i = 0; i < qconf->n_rx_port; i++) { 222 223 portid = qconf->rx_port_list[i]; 224 RTE_LOG(INFO, LSI, " -- lcoreid=%u portid=%u\n", lcore_id, 225 portid); 226 } 227 228 while (1) { 229 230 cur_tsc = rte_rdtsc(); 231 232 /* 233 * TX burst queue drain 234 */ 235 diff_tsc = cur_tsc - prev_tsc; 236 if (unlikely(diff_tsc > drain_tsc)) { 237 238 for (i = 0; i < qconf->n_rx_port; i++) { 239 240 portid = lsi_dst_ports[qconf->rx_port_list[i]]; 241 buffer = tx_buffer[portid]; 242 243 sent = rte_eth_tx_buffer_flush(portid, 0, buffer); 244 if (sent) 245 port_statistics[portid].tx += sent; 246 247 } 248 249 /* if timer is enabled */ 250 if (timer_period > 0) { 251 252 /* advance the timer */ 253 timer_tsc += diff_tsc; 254 255 /* if timer has reached its timeout */ 256 if (unlikely(timer_tsc >= (uint64_t) timer_period)) { 257 258 /* do this only on master core */ 259 if (lcore_id == rte_get_master_lcore()) { 260 print_stats(); 261 /* reset the timer */ 262 timer_tsc = 0; 263 } 264 } 265 } 266 267 prev_tsc = cur_tsc; 268 } 269 270 /* 271 * Read packet from RX queues 272 */ 273 for (i = 0; i < qconf->n_rx_port; i++) { 274 275 portid = qconf->rx_port_list[i]; 276 nb_rx = rte_eth_rx_burst((uint8_t) portid, 0, 277 pkts_burst, MAX_PKT_BURST); 278 279 port_statistics[portid].rx += nb_rx; 280 281 for (j = 0; j < nb_rx; j++) { 282 m = pkts_burst[j]; 283 rte_prefetch0(rte_pktmbuf_mtod(m, void *)); 284 lsi_simple_forward(m, portid); 285 } 286 } 287 } 288 } 289 290 static int 291 lsi_launch_one_lcore(__rte_unused void *dummy) 292 { 293 lsi_main_loop(); 294 return 0; 295 } 296 297 /* display usage */ 298 static void 299 lsi_usage(const char *prgname) 300 { 301 printf("%s [EAL options] -- -p PORTMASK [-q NQ]\n" 302 " -p PORTMASK: hexadecimal bitmask of ports to configure\n" 303 " -q NQ: number of queue (=ports) per lcore (default is 1)\n" 304 " -T PERIOD: statistics will be refreshed each PERIOD seconds (0 to disable, 10 default, 86400 maximum)\n", 305 prgname); 306 } 307 308 static int 309 lsi_parse_portmask(const char *portmask) 310 { 311 char *end = NULL; 312 unsigned long pm; 313 314 /* parse hexadecimal string */ 315 pm = strtoul(portmask, &end, 16); 316 if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0')) 317 return 0; 318 319 return pm; 320 } 321 322 static unsigned int 323 lsi_parse_nqueue(const char *q_arg) 324 { 325 char *end = NULL; 326 unsigned long n; 327 328 /* parse hexadecimal string */ 329 n = strtoul(q_arg, &end, 10); 330 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) 331 return 0; 332 if (n == 0) 333 return 0; 334 if (n >= MAX_RX_QUEUE_PER_LCORE) 335 return 0; 336 337 return n; 338 } 339 340 static int 341 lsi_parse_timer_period(const char *q_arg) 342 { 343 char *end = NULL; 344 int n; 345 346 /* parse number string */ 347 n = strtol(q_arg, &end, 10); 348 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) 349 return -1; 350 if (n >= MAX_TIMER_PERIOD) 351 return -1; 352 353 return n; 354 } 355 356 /* Parse the argument given in the command line of the application */ 357 static int 358 lsi_parse_args(int argc, char **argv) 359 { 360 int opt, ret; 361 char **argvopt; 362 int option_index; 363 char *prgname = argv[0]; 364 static struct option lgopts[] = { 365 {NULL, 0, 0, 0} 366 }; 367 368 argvopt = argv; 369 370 while ((opt = getopt_long(argc, argvopt, "p:q:T:", 371 lgopts, &option_index)) != EOF) { 372 373 switch (opt) { 374 /* portmask */ 375 case 'p': 376 lsi_enabled_port_mask = lsi_parse_portmask(optarg); 377 if (lsi_enabled_port_mask == 0) { 378 printf("invalid portmask\n"); 379 lsi_usage(prgname); 380 return -1; 381 } 382 break; 383 384 /* nqueue */ 385 case 'q': 386 lsi_rx_queue_per_lcore = lsi_parse_nqueue(optarg); 387 if (lsi_rx_queue_per_lcore == 0) { 388 printf("invalid queue number\n"); 389 lsi_usage(prgname); 390 return -1; 391 } 392 break; 393 394 /* timer period */ 395 case 'T': 396 timer_period = lsi_parse_timer_period(optarg) * 1000 * TIMER_MILLISECOND; 397 if (timer_period < 0) { 398 printf("invalid timer period\n"); 399 lsi_usage(prgname); 400 return -1; 401 } 402 break; 403 404 /* long options */ 405 case 0: 406 lsi_usage(prgname); 407 return -1; 408 409 default: 410 lsi_usage(prgname); 411 return -1; 412 } 413 } 414 415 if (optind >= 0) 416 argv[optind-1] = prgname; 417 418 ret = optind-1; 419 optind = 1; /* reset getopt lib */ 420 return ret; 421 } 422 423 /** 424 * It will be called as the callback for specified port after a LSI interrupt 425 * has been fully handled. This callback needs to be implemented carefully as 426 * it will be called in the interrupt host thread which is different from the 427 * application main thread. 428 * 429 * @param port_id 430 * Port id. 431 * @param type 432 * event type. 433 * @param param 434 * Pointer to(address of) the parameters. 435 * 436 * @return 437 * int. 438 */ 439 static int 440 lsi_event_callback(uint16_t port_id, enum rte_eth_event_type type, void *param, 441 void *ret_param) 442 { 443 struct rte_eth_link link; 444 int ret; 445 446 RTE_SET_USED(param); 447 RTE_SET_USED(ret_param); 448 449 printf("\n\nIn registered callback...\n"); 450 printf("Event type: %s\n", type == RTE_ETH_EVENT_INTR_LSC ? "LSC interrupt" : "unknown event"); 451 ret = rte_eth_link_get_nowait(port_id, &link); 452 if (ret < 0) { 453 printf("Failed link get on port %d: %s\n", 454 port_id, rte_strerror(-ret)); 455 return ret; 456 } 457 if (link.link_status) { 458 printf("Port %d Link Up - speed %u Mbps - %s\n\n", 459 port_id, (unsigned)link.link_speed, 460 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 461 ("full-duplex") : ("half-duplex")); 462 } else 463 printf("Port %d Link Down\n\n", port_id); 464 465 return 0; 466 } 467 468 /* Check the link status of all ports in up to 9s, and print them finally */ 469 static void 470 check_all_ports_link_status(uint16_t port_num, uint32_t port_mask) 471 { 472 #define CHECK_INTERVAL 100 /* 100ms */ 473 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 474 uint8_t count, all_ports_up, print_flag = 0; 475 uint16_t portid; 476 struct rte_eth_link link; 477 int ret; 478 479 printf("\nChecking link status"); 480 fflush(stdout); 481 for (count = 0; count <= MAX_CHECK_TIME; count++) { 482 all_ports_up = 1; 483 for (portid = 0; portid < port_num; portid++) { 484 if ((port_mask & (1 << portid)) == 0) 485 continue; 486 memset(&link, 0, sizeof(link)); 487 ret = rte_eth_link_get_nowait(portid, &link); 488 if (ret < 0) { 489 all_ports_up = 0; 490 if (print_flag == 1) 491 printf("Port %u link get failed: %s\n", 492 portid, rte_strerror(-ret)); 493 continue; 494 } 495 /* print link status if flag set */ 496 if (print_flag == 1) { 497 if (link.link_status) 498 printf( 499 "Port%d Link Up. Speed %u Mbps - %s\n", 500 portid, link.link_speed, 501 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 502 ("full-duplex") : ("half-duplex")); 503 else 504 printf("Port %d Link Down\n", portid); 505 continue; 506 } 507 /* clear all_ports_up flag if any link down */ 508 if (link.link_status == ETH_LINK_DOWN) { 509 all_ports_up = 0; 510 break; 511 } 512 } 513 /* after finally printing all link status, get out */ 514 if (print_flag == 1) 515 break; 516 517 if (all_ports_up == 0) { 518 printf("."); 519 fflush(stdout); 520 rte_delay_ms(CHECK_INTERVAL); 521 } 522 523 /* set the print_flag if all ports up or timeout */ 524 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 525 print_flag = 1; 526 printf("done\n"); 527 } 528 } 529 } 530 531 int 532 main(int argc, char **argv) 533 { 534 struct lcore_queue_conf *qconf; 535 int ret; 536 uint16_t nb_ports; 537 uint16_t portid, portid_last = 0; 538 unsigned lcore_id, rx_lcore_id; 539 unsigned nb_ports_in_mask = 0; 540 541 /* init EAL */ 542 ret = rte_eal_init(argc, argv); 543 if (ret < 0) 544 rte_exit(EXIT_FAILURE, "rte_eal_init failed"); 545 argc -= ret; 546 argv += ret; 547 548 /* parse application arguments (after the EAL ones) */ 549 ret = lsi_parse_args(argc, argv); 550 if (ret < 0) 551 rte_exit(EXIT_FAILURE, "Invalid arguments"); 552 553 /* create the mbuf pool */ 554 lsi_pktmbuf_pool = 555 rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 32, 0, 556 RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id()); 557 if (lsi_pktmbuf_pool == NULL) 558 rte_panic("Cannot init mbuf pool\n"); 559 560 nb_ports = rte_eth_dev_count_avail(); 561 if (nb_ports == 0) 562 rte_panic("No Ethernet port - bye\n"); 563 564 /* 565 * Each logical core is assigned a dedicated TX queue on each port. 566 */ 567 for (portid = 0; portid < nb_ports; portid++) { 568 /* skip ports that are not enabled */ 569 if ((lsi_enabled_port_mask & (1 << portid)) == 0) 570 continue; 571 572 /* save the destination port id */ 573 if (nb_ports_in_mask % 2) { 574 lsi_dst_ports[portid] = portid_last; 575 lsi_dst_ports[portid_last] = portid; 576 } 577 else 578 portid_last = portid; 579 580 nb_ports_in_mask++; 581 } 582 if (nb_ports_in_mask < 2 || nb_ports_in_mask % 2) 583 rte_exit(EXIT_FAILURE, "Current enabled port number is %u, " 584 "but it should be even and at least 2\n", 585 nb_ports_in_mask); 586 587 rx_lcore_id = 0; 588 qconf = &lcore_queue_conf[rx_lcore_id]; 589 590 /* Initialize the port/queue configuration of each logical core */ 591 for (portid = 0; portid < nb_ports; portid++) { 592 /* skip ports that are not enabled */ 593 if ((lsi_enabled_port_mask & (1 << portid)) == 0) 594 continue; 595 596 /* get the lcore_id for this port */ 597 while (rte_lcore_is_enabled(rx_lcore_id) == 0 || 598 lcore_queue_conf[rx_lcore_id].n_rx_port == 599 lsi_rx_queue_per_lcore) { 600 601 rx_lcore_id++; 602 if (rx_lcore_id >= RTE_MAX_LCORE) 603 rte_exit(EXIT_FAILURE, "Not enough cores\n"); 604 } 605 if (qconf != &lcore_queue_conf[rx_lcore_id]) 606 /* Assigned a new logical core in the loop above. */ 607 qconf = &lcore_queue_conf[rx_lcore_id]; 608 609 qconf->rx_port_list[qconf->n_rx_port] = portid; 610 qconf->n_rx_port++; 611 printf("Lcore %u: RX port %u\n",rx_lcore_id, (unsigned) portid); 612 } 613 614 /* Initialise each port */ 615 for (portid = 0; portid < nb_ports; portid++) { 616 struct rte_eth_rxconf rxq_conf; 617 struct rte_eth_txconf txq_conf; 618 struct rte_eth_conf local_port_conf = port_conf; 619 struct rte_eth_dev_info dev_info; 620 621 /* skip ports that are not enabled */ 622 if ((lsi_enabled_port_mask & (1 << portid)) == 0) { 623 printf("Skipping disabled port %u\n", (unsigned) portid); 624 continue; 625 } 626 /* init port */ 627 printf("Initializing port %u... ", (unsigned) portid); 628 fflush(stdout); 629 630 ret = rte_eth_dev_info_get(portid, &dev_info); 631 if (ret != 0) 632 rte_exit(EXIT_FAILURE, 633 "Error during getting device (port %u) info: %s\n", 634 portid, strerror(-ret)); 635 636 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE) 637 local_port_conf.txmode.offloads |= 638 DEV_TX_OFFLOAD_MBUF_FAST_FREE; 639 ret = rte_eth_dev_configure(portid, 1, 1, &local_port_conf); 640 if (ret < 0) 641 rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n", 642 ret, (unsigned) portid); 643 644 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, 645 &nb_txd); 646 if (ret < 0) 647 rte_exit(EXIT_FAILURE, 648 "rte_eth_dev_adjust_nb_rx_tx_desc: err=%d, port=%u\n", 649 ret, (unsigned) portid); 650 651 /* register lsi interrupt callback, need to be after 652 * rte_eth_dev_configure(). if (intr_conf.lsc == 0), no 653 * lsc interrupt will be present, and below callback to 654 * be registered will never be called. 655 */ 656 rte_eth_dev_callback_register(portid, 657 RTE_ETH_EVENT_INTR_LSC, lsi_event_callback, NULL); 658 659 ret = rte_eth_macaddr_get(portid, 660 &lsi_ports_eth_addr[portid]); 661 if (ret < 0) 662 rte_exit(EXIT_FAILURE, 663 "rte_eth_macaddr_get: err=%d, port=%u\n", 664 ret, (unsigned int)portid); 665 666 /* init one RX queue */ 667 fflush(stdout); 668 rxq_conf = dev_info.default_rxconf; 669 rxq_conf.offloads = local_port_conf.rxmode.offloads; 670 ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd, 671 rte_eth_dev_socket_id(portid), 672 &rxq_conf, 673 lsi_pktmbuf_pool); 674 if (ret < 0) 675 rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup: err=%d, port=%u\n", 676 ret, (unsigned) portid); 677 678 /* init one TX queue logical core on each port */ 679 fflush(stdout); 680 txq_conf = dev_info.default_txconf; 681 txq_conf.offloads = local_port_conf.txmode.offloads; 682 ret = rte_eth_tx_queue_setup(portid, 0, nb_txd, 683 rte_eth_dev_socket_id(portid), 684 &txq_conf); 685 if (ret < 0) 686 rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: err=%d,port=%u\n", 687 ret, (unsigned) portid); 688 689 /* Initialize TX buffers */ 690 tx_buffer[portid] = rte_zmalloc_socket("tx_buffer", 691 RTE_ETH_TX_BUFFER_SIZE(MAX_PKT_BURST), 0, 692 rte_eth_dev_socket_id(portid)); 693 if (tx_buffer[portid] == NULL) 694 rte_exit(EXIT_FAILURE, "Cannot allocate buffer for tx on port %u\n", 695 (unsigned) portid); 696 697 rte_eth_tx_buffer_init(tx_buffer[portid], MAX_PKT_BURST); 698 699 ret = rte_eth_tx_buffer_set_err_callback(tx_buffer[portid], 700 rte_eth_tx_buffer_count_callback, 701 &port_statistics[portid].dropped); 702 if (ret < 0) 703 rte_exit(EXIT_FAILURE, "Cannot set error callback for " 704 "tx buffer on port %u\n", (unsigned) portid); 705 706 /* Start device */ 707 ret = rte_eth_dev_start(portid); 708 if (ret < 0) 709 rte_exit(EXIT_FAILURE, "rte_eth_dev_start: err=%d, port=%u\n", 710 ret, (unsigned) portid); 711 printf("done:\n"); 712 713 ret = rte_eth_promiscuous_enable(portid); 714 if (ret != 0) 715 rte_exit(EXIT_FAILURE, 716 "rte_eth_promiscuous_enable: err=%s, port=%u\n", 717 rte_strerror(-ret), portid); 718 719 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n", 720 (unsigned) portid, 721 lsi_ports_eth_addr[portid].addr_bytes[0], 722 lsi_ports_eth_addr[portid].addr_bytes[1], 723 lsi_ports_eth_addr[portid].addr_bytes[2], 724 lsi_ports_eth_addr[portid].addr_bytes[3], 725 lsi_ports_eth_addr[portid].addr_bytes[4], 726 lsi_ports_eth_addr[portid].addr_bytes[5]); 727 728 /* initialize port stats */ 729 memset(&port_statistics, 0, sizeof(port_statistics)); 730 } 731 732 check_all_ports_link_status(nb_ports, lsi_enabled_port_mask); 733 734 /* launch per-lcore init on every lcore */ 735 rte_eal_mp_remote_launch(lsi_launch_one_lcore, NULL, CALL_MASTER); 736 RTE_LCORE_FOREACH_SLAVE(lcore_id) { 737 if (rte_eal_wait_lcore(lcore_id) < 0) 738 return -1; 739 } 740 741 return 0; 742 } 743