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: %26s" 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 rte_eth_link_speed_to_str(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 main core */ 259 if (lcore_id == rte_get_main_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 char link_status_text[RTE_ETH_LINK_MAX_STR_LEN]; 446 447 RTE_SET_USED(param); 448 RTE_SET_USED(ret_param); 449 450 printf("\n\nIn registered callback...\n"); 451 printf("Event type: %s\n", type == RTE_ETH_EVENT_INTR_LSC ? "LSC interrupt" : "unknown event"); 452 ret = rte_eth_link_get_nowait(port_id, &link); 453 if (ret < 0) { 454 printf("Failed link get on port %d: %s\n", 455 port_id, rte_strerror(-ret)); 456 return ret; 457 } 458 rte_eth_link_to_str(link_status_text, sizeof(link_status_text), &link); 459 printf("Port %d %s\n\n", port_id, link_status_text); 460 461 return 0; 462 } 463 464 /* Check the link status of all ports in up to 9s, and print them finally */ 465 static void 466 check_all_ports_link_status(uint16_t port_num, uint32_t port_mask) 467 { 468 #define CHECK_INTERVAL 100 /* 100ms */ 469 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 470 uint8_t count, all_ports_up, print_flag = 0; 471 uint16_t portid; 472 struct rte_eth_link link; 473 int ret; 474 char link_status_text[RTE_ETH_LINK_MAX_STR_LEN]; 475 476 printf("\nChecking link status"); 477 fflush(stdout); 478 for (count = 0; count <= MAX_CHECK_TIME; count++) { 479 all_ports_up = 1; 480 for (portid = 0; portid < port_num; portid++) { 481 if ((port_mask & (1 << portid)) == 0) 482 continue; 483 memset(&link, 0, sizeof(link)); 484 ret = rte_eth_link_get_nowait(portid, &link); 485 if (ret < 0) { 486 all_ports_up = 0; 487 if (print_flag == 1) 488 printf("Port %u link get failed: %s\n", 489 portid, rte_strerror(-ret)); 490 continue; 491 } 492 /* print link status if flag set */ 493 if (print_flag == 1) { 494 rte_eth_link_to_str(link_status_text, 495 sizeof(link_status_text), &link); 496 printf("Port %d %s", portid, 497 link_status_text); 498 continue; 499 } 500 /* clear all_ports_up flag if any link down */ 501 if (link.link_status == ETH_LINK_DOWN) { 502 all_ports_up = 0; 503 break; 504 } 505 } 506 /* after finally printing all link status, get out */ 507 if (print_flag == 1) 508 break; 509 510 if (all_ports_up == 0) { 511 printf("."); 512 fflush(stdout); 513 rte_delay_ms(CHECK_INTERVAL); 514 } 515 516 /* set the print_flag if all ports up or timeout */ 517 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 518 print_flag = 1; 519 printf("done\n"); 520 } 521 } 522 } 523 524 int 525 main(int argc, char **argv) 526 { 527 struct lcore_queue_conf *qconf; 528 int ret; 529 uint16_t nb_ports; 530 uint16_t portid, portid_last = 0; 531 unsigned lcore_id, rx_lcore_id; 532 unsigned nb_ports_in_mask = 0; 533 534 /* init EAL */ 535 ret = rte_eal_init(argc, argv); 536 if (ret < 0) 537 rte_exit(EXIT_FAILURE, "rte_eal_init failed"); 538 argc -= ret; 539 argv += ret; 540 541 /* parse application arguments (after the EAL ones) */ 542 ret = lsi_parse_args(argc, argv); 543 if (ret < 0) 544 rte_exit(EXIT_FAILURE, "Invalid arguments"); 545 546 /* create the mbuf pool */ 547 lsi_pktmbuf_pool = 548 rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 32, 0, 549 RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id()); 550 if (lsi_pktmbuf_pool == NULL) 551 rte_panic("Cannot init mbuf pool\n"); 552 553 nb_ports = rte_eth_dev_count_avail(); 554 if (nb_ports == 0) 555 rte_panic("No Ethernet port - bye\n"); 556 557 /* 558 * Each logical core is assigned a dedicated TX queue on each port. 559 */ 560 for (portid = 0; portid < nb_ports; portid++) { 561 /* skip ports that are not enabled */ 562 if ((lsi_enabled_port_mask & (1 << portid)) == 0) 563 continue; 564 565 /* save the destination port id */ 566 if (nb_ports_in_mask % 2) { 567 lsi_dst_ports[portid] = portid_last; 568 lsi_dst_ports[portid_last] = portid; 569 } 570 else 571 portid_last = portid; 572 573 nb_ports_in_mask++; 574 } 575 if (nb_ports_in_mask < 2 || nb_ports_in_mask % 2) 576 rte_exit(EXIT_FAILURE, "Current enabled port number is %u, " 577 "but it should be even and at least 2\n", 578 nb_ports_in_mask); 579 580 rx_lcore_id = 0; 581 qconf = &lcore_queue_conf[rx_lcore_id]; 582 583 /* Initialize the port/queue configuration of each logical core */ 584 for (portid = 0; portid < nb_ports; portid++) { 585 /* skip ports that are not enabled */ 586 if ((lsi_enabled_port_mask & (1 << portid)) == 0) 587 continue; 588 589 /* get the lcore_id for this port */ 590 while (rte_lcore_is_enabled(rx_lcore_id) == 0 || 591 lcore_queue_conf[rx_lcore_id].n_rx_port == 592 lsi_rx_queue_per_lcore) { 593 594 rx_lcore_id++; 595 if (rx_lcore_id >= RTE_MAX_LCORE) 596 rte_exit(EXIT_FAILURE, "Not enough cores\n"); 597 } 598 if (qconf != &lcore_queue_conf[rx_lcore_id]) 599 /* Assigned a new logical core in the loop above. */ 600 qconf = &lcore_queue_conf[rx_lcore_id]; 601 602 qconf->rx_port_list[qconf->n_rx_port] = portid; 603 qconf->n_rx_port++; 604 printf("Lcore %u: RX port %u\n",rx_lcore_id, (unsigned) portid); 605 } 606 607 /* Initialise each port */ 608 for (portid = 0; portid < nb_ports; portid++) { 609 struct rte_eth_rxconf rxq_conf; 610 struct rte_eth_txconf txq_conf; 611 struct rte_eth_conf local_port_conf = port_conf; 612 struct rte_eth_dev_info dev_info; 613 614 /* skip ports that are not enabled */ 615 if ((lsi_enabled_port_mask & (1 << portid)) == 0) { 616 printf("Skipping disabled port %u\n", (unsigned) portid); 617 continue; 618 } 619 /* init port */ 620 printf("Initializing port %u... ", (unsigned) portid); 621 fflush(stdout); 622 623 ret = rte_eth_dev_info_get(portid, &dev_info); 624 if (ret != 0) 625 rte_exit(EXIT_FAILURE, 626 "Error during getting device (port %u) info: %s\n", 627 portid, strerror(-ret)); 628 629 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE) 630 local_port_conf.txmode.offloads |= 631 DEV_TX_OFFLOAD_MBUF_FAST_FREE; 632 ret = rte_eth_dev_configure(portid, 1, 1, &local_port_conf); 633 if (ret < 0) 634 rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n", 635 ret, (unsigned) portid); 636 637 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, 638 &nb_txd); 639 if (ret < 0) 640 rte_exit(EXIT_FAILURE, 641 "rte_eth_dev_adjust_nb_rx_tx_desc: err=%d, port=%u\n", 642 ret, (unsigned) portid); 643 644 /* register lsi interrupt callback, need to be after 645 * rte_eth_dev_configure(). if (intr_conf.lsc == 0), no 646 * lsc interrupt will be present, and below callback to 647 * be registered will never be called. 648 */ 649 rte_eth_dev_callback_register(portid, 650 RTE_ETH_EVENT_INTR_LSC, lsi_event_callback, NULL); 651 652 ret = rte_eth_macaddr_get(portid, 653 &lsi_ports_eth_addr[portid]); 654 if (ret < 0) 655 rte_exit(EXIT_FAILURE, 656 "rte_eth_macaddr_get: err=%d, port=%u\n", 657 ret, (unsigned int)portid); 658 659 /* init one RX queue */ 660 fflush(stdout); 661 rxq_conf = dev_info.default_rxconf; 662 rxq_conf.offloads = local_port_conf.rxmode.offloads; 663 ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd, 664 rte_eth_dev_socket_id(portid), 665 &rxq_conf, 666 lsi_pktmbuf_pool); 667 if (ret < 0) 668 rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup: err=%d, port=%u\n", 669 ret, (unsigned) portid); 670 671 /* init one TX queue logical core on each port */ 672 fflush(stdout); 673 txq_conf = dev_info.default_txconf; 674 txq_conf.offloads = local_port_conf.txmode.offloads; 675 ret = rte_eth_tx_queue_setup(portid, 0, nb_txd, 676 rte_eth_dev_socket_id(portid), 677 &txq_conf); 678 if (ret < 0) 679 rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: err=%d,port=%u\n", 680 ret, (unsigned) portid); 681 682 /* Initialize TX buffers */ 683 tx_buffer[portid] = rte_zmalloc_socket("tx_buffer", 684 RTE_ETH_TX_BUFFER_SIZE(MAX_PKT_BURST), 0, 685 rte_eth_dev_socket_id(portid)); 686 if (tx_buffer[portid] == NULL) 687 rte_exit(EXIT_FAILURE, "Cannot allocate buffer for tx on port %u\n", 688 (unsigned) portid); 689 690 rte_eth_tx_buffer_init(tx_buffer[portid], MAX_PKT_BURST); 691 692 ret = rte_eth_tx_buffer_set_err_callback(tx_buffer[portid], 693 rte_eth_tx_buffer_count_callback, 694 &port_statistics[portid].dropped); 695 if (ret < 0) 696 rte_exit(EXIT_FAILURE, "Cannot set error callback for " 697 "tx buffer on port %u\n", (unsigned) portid); 698 699 /* Start device */ 700 ret = rte_eth_dev_start(portid); 701 if (ret < 0) 702 rte_exit(EXIT_FAILURE, "rte_eth_dev_start: err=%d, port=%u\n", 703 ret, (unsigned) portid); 704 printf("done:\n"); 705 706 ret = rte_eth_promiscuous_enable(portid); 707 if (ret != 0) 708 rte_exit(EXIT_FAILURE, 709 "rte_eth_promiscuous_enable: err=%s, port=%u\n", 710 rte_strerror(-ret), portid); 711 712 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n", 713 (unsigned) portid, 714 lsi_ports_eth_addr[portid].addr_bytes[0], 715 lsi_ports_eth_addr[portid].addr_bytes[1], 716 lsi_ports_eth_addr[portid].addr_bytes[2], 717 lsi_ports_eth_addr[portid].addr_bytes[3], 718 lsi_ports_eth_addr[portid].addr_bytes[4], 719 lsi_ports_eth_addr[portid].addr_bytes[5]); 720 721 /* initialize port stats */ 722 memset(&port_statistics, 0, sizeof(port_statistics)); 723 } 724 725 check_all_ports_link_status(nb_ports, lsi_enabled_port_mask); 726 727 /* launch per-lcore init on every lcore */ 728 rte_eal_mp_remote_launch(lsi_launch_one_lcore, NULL, CALL_MAIN); 729 RTE_LCORE_FOREACH_WORKER(lcore_id) { 730 if (rte_eal_wait_lcore(lcore_id) < 0) 731 return -1; 732 } 733 734 return 0; 735 } 736