1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2010-2016 Intel Corporation. All rights reserved. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * * Neither the name of Intel Corporation nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include <stdio.h> 35 #include <stdlib.h> 36 #include <string.h> 37 #include <stdint.h> 38 #include <inttypes.h> 39 #include <sys/types.h> 40 #include <sys/queue.h> 41 #include <netinet/in.h> 42 #include <setjmp.h> 43 #include <stdarg.h> 44 #include <ctype.h> 45 #include <errno.h> 46 #include <getopt.h> 47 48 #include <rte_common.h> 49 #include <rte_log.h> 50 #include <rte_malloc.h> 51 #include <rte_memory.h> 52 #include <rte_memcpy.h> 53 #include <rte_memzone.h> 54 #include <rte_eal.h> 55 #include <rte_launch.h> 56 #include <rte_atomic.h> 57 #include <rte_cycles.h> 58 #include <rte_prefetch.h> 59 #include <rte_lcore.h> 60 #include <rte_per_lcore.h> 61 #include <rte_branch_prediction.h> 62 #include <rte_interrupts.h> 63 #include <rte_pci.h> 64 #include <rte_random.h> 65 #include <rte_debug.h> 66 #include <rte_ether.h> 67 #include <rte_ethdev.h> 68 #include <rte_mempool.h> 69 #include <rte_mbuf.h> 70 71 #define RTE_LOGTYPE_LSI RTE_LOGTYPE_USER1 72 73 #define NB_MBUF 8192 74 75 #define MAX_PKT_BURST 32 76 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */ 77 78 /* 79 * Configurable number of RX/TX ring descriptors 80 */ 81 #define RTE_TEST_RX_DESC_DEFAULT 128 82 #define RTE_TEST_TX_DESC_DEFAULT 512 83 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; 84 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; 85 86 /* ethernet addresses of ports */ 87 static struct ether_addr lsi_ports_eth_addr[RTE_MAX_ETHPORTS]; 88 89 /* mask of enabled ports */ 90 static uint32_t lsi_enabled_port_mask = 0; 91 92 static unsigned int lsi_rx_queue_per_lcore = 1; 93 94 /* destination port for L2 forwarding */ 95 static unsigned lsi_dst_ports[RTE_MAX_ETHPORTS] = {0}; 96 97 #define MAX_PKT_BURST 32 98 99 #define MAX_RX_QUEUE_PER_LCORE 16 100 #define MAX_TX_QUEUE_PER_PORT 16 101 struct lcore_queue_conf { 102 unsigned n_rx_port; 103 unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE]; 104 unsigned tx_queue_id; 105 } __rte_cache_aligned; 106 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE]; 107 108 struct rte_eth_dev_tx_buffer *tx_buffer[RTE_MAX_ETHPORTS]; 109 110 static const struct rte_eth_conf port_conf = { 111 .rxmode = { 112 .split_hdr_size = 0, 113 .header_split = 0, /**< Header Split disabled */ 114 .hw_ip_checksum = 0, /**< IP checksum offload disabled */ 115 .hw_vlan_filter = 0, /**< VLAN filtering disabled */ 116 .jumbo_frame = 0, /**< Jumbo Frame Support disabled */ 117 .hw_strip_crc = 1, /**< CRC stripped by hardware */ 118 }, 119 .txmode = { 120 .mq_mode = ETH_MQ_TX_NONE, 121 }, 122 .intr_conf = { 123 .lsc = 1, /**< lsc interrupt feature enabled */ 124 }, 125 }; 126 127 struct rte_mempool * lsi_pktmbuf_pool = NULL; 128 129 /* Per-port statistics struct */ 130 struct lsi_port_statistics { 131 uint64_t tx; 132 uint64_t rx; 133 uint64_t dropped; 134 } __rte_cache_aligned; 135 struct lsi_port_statistics port_statistics[RTE_MAX_ETHPORTS]; 136 137 /* A tsc-based timer responsible for triggering statistics printout */ 138 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */ 139 #define MAX_TIMER_PERIOD 86400 /* 1 day max */ 140 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000; /* default period is 10 seconds */ 141 142 /* Print out statistics on packets dropped */ 143 static void 144 print_stats(void) 145 { 146 struct rte_eth_link link; 147 uint64_t total_packets_dropped, total_packets_tx, total_packets_rx; 148 uint16_t portid; 149 150 total_packets_dropped = 0; 151 total_packets_tx = 0; 152 total_packets_rx = 0; 153 154 const char clr[] = { 27, '[', '2', 'J', '\0' }; 155 const char topLeft[] = { 27, '[', '1', ';', '1', 'H','\0' }; 156 157 /* Clear screen and move to top left */ 158 printf("%s%s", clr, topLeft); 159 160 printf("\nPort statistics ===================================="); 161 162 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { 163 /* skip ports that are not enabled */ 164 if ((lsi_enabled_port_mask & (1 << portid)) == 0) 165 continue; 166 167 memset(&link, 0, sizeof(link)); 168 rte_eth_link_get_nowait(portid, &link); 169 printf("\nStatistics for port %u ------------------------------" 170 "\nLink status: %25s" 171 "\nLink speed: %26u" 172 "\nLink duplex: %25s" 173 "\nPackets sent: %24"PRIu64 174 "\nPackets received: %20"PRIu64 175 "\nPackets dropped: %21"PRIu64, 176 portid, 177 (link.link_status ? "Link up" : "Link down"), 178 (unsigned)link.link_speed, 179 (link.link_duplex == ETH_LINK_FULL_DUPLEX ? \ 180 "full-duplex" : "half-duplex"), 181 port_statistics[portid].tx, 182 port_statistics[portid].rx, 183 port_statistics[portid].dropped); 184 185 total_packets_dropped += port_statistics[portid].dropped; 186 total_packets_tx += port_statistics[portid].tx; 187 total_packets_rx += port_statistics[portid].rx; 188 } 189 printf("\nAggregate statistics ===============================" 190 "\nTotal packets sent: %18"PRIu64 191 "\nTotal packets received: %14"PRIu64 192 "\nTotal packets dropped: %15"PRIu64, 193 total_packets_tx, 194 total_packets_rx, 195 total_packets_dropped); 196 printf("\n====================================================\n"); 197 } 198 199 static void 200 lsi_simple_forward(struct rte_mbuf *m, unsigned portid) 201 { 202 struct ether_hdr *eth; 203 void *tmp; 204 unsigned dst_port = lsi_dst_ports[portid]; 205 int sent; 206 struct rte_eth_dev_tx_buffer *buffer; 207 208 eth = rte_pktmbuf_mtod(m, struct ether_hdr *); 209 210 /* 02:00:00:00:00:xx */ 211 tmp = ð->d_addr.addr_bytes[0]; 212 *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40); 213 214 /* src addr */ 215 ether_addr_copy(&lsi_ports_eth_addr[dst_port], ð->s_addr); 216 217 buffer = tx_buffer[dst_port]; 218 sent = rte_eth_tx_buffer(dst_port, 0, buffer, m); 219 if (sent) 220 port_statistics[dst_port].tx += sent; 221 } 222 223 /* main processing loop */ 224 static void 225 lsi_main_loop(void) 226 { 227 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 228 struct rte_mbuf *m; 229 unsigned lcore_id; 230 unsigned sent; 231 uint64_t prev_tsc, diff_tsc, cur_tsc, timer_tsc; 232 unsigned i, j, portid, nb_rx; 233 struct lcore_queue_conf *qconf; 234 const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / US_PER_S * 235 BURST_TX_DRAIN_US; 236 struct rte_eth_dev_tx_buffer *buffer; 237 238 prev_tsc = 0; 239 timer_tsc = 0; 240 241 lcore_id = rte_lcore_id(); 242 qconf = &lcore_queue_conf[lcore_id]; 243 244 if (qconf->n_rx_port == 0) { 245 RTE_LOG(INFO, LSI, "lcore %u has nothing to do\n", lcore_id); 246 return; 247 } 248 249 RTE_LOG(INFO, LSI, "entering main loop on lcore %u\n", lcore_id); 250 251 for (i = 0; i < qconf->n_rx_port; i++) { 252 253 portid = qconf->rx_port_list[i]; 254 RTE_LOG(INFO, LSI, " -- lcoreid=%u portid=%u\n", lcore_id, 255 portid); 256 } 257 258 while (1) { 259 260 cur_tsc = rte_rdtsc(); 261 262 /* 263 * TX burst queue drain 264 */ 265 diff_tsc = cur_tsc - prev_tsc; 266 if (unlikely(diff_tsc > drain_tsc)) { 267 268 for (i = 0; i < qconf->n_rx_port; i++) { 269 270 portid = lsi_dst_ports[qconf->rx_port_list[i]]; 271 buffer = tx_buffer[portid]; 272 273 sent = rte_eth_tx_buffer_flush(portid, 0, buffer); 274 if (sent) 275 port_statistics[portid].tx += sent; 276 277 } 278 279 /* if timer is enabled */ 280 if (timer_period > 0) { 281 282 /* advance the timer */ 283 timer_tsc += diff_tsc; 284 285 /* if timer has reached its timeout */ 286 if (unlikely(timer_tsc >= (uint64_t) timer_period)) { 287 288 /* do this only on master core */ 289 if (lcore_id == rte_get_master_lcore()) { 290 print_stats(); 291 /* reset the timer */ 292 timer_tsc = 0; 293 } 294 } 295 } 296 297 prev_tsc = cur_tsc; 298 } 299 300 /* 301 * Read packet from RX queues 302 */ 303 for (i = 0; i < qconf->n_rx_port; i++) { 304 305 portid = qconf->rx_port_list[i]; 306 nb_rx = rte_eth_rx_burst((uint8_t) portid, 0, 307 pkts_burst, MAX_PKT_BURST); 308 309 port_statistics[portid].rx += nb_rx; 310 311 for (j = 0; j < nb_rx; j++) { 312 m = pkts_burst[j]; 313 rte_prefetch0(rte_pktmbuf_mtod(m, void *)); 314 lsi_simple_forward(m, portid); 315 } 316 } 317 } 318 } 319 320 static int 321 lsi_launch_one_lcore(__attribute__((unused)) void *dummy) 322 { 323 lsi_main_loop(); 324 return 0; 325 } 326 327 /* display usage */ 328 static void 329 lsi_usage(const char *prgname) 330 { 331 printf("%s [EAL options] -- -p PORTMASK [-q NQ]\n" 332 " -p PORTMASK: hexadecimal bitmask of ports to configure\n" 333 " -q NQ: number of queue (=ports) per lcore (default is 1)\n" 334 " -T PERIOD: statistics will be refreshed each PERIOD seconds (0 to disable, 10 default, 86400 maximum)\n", 335 prgname); 336 } 337 338 static int 339 lsi_parse_portmask(const char *portmask) 340 { 341 char *end = NULL; 342 unsigned long pm; 343 344 /* parse hexadecimal string */ 345 pm = strtoul(portmask, &end, 16); 346 if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0')) 347 return -1; 348 349 if (pm == 0) 350 return -1; 351 352 return pm; 353 } 354 355 static unsigned int 356 lsi_parse_nqueue(const char *q_arg) 357 { 358 char *end = NULL; 359 unsigned long n; 360 361 /* parse hexadecimal string */ 362 n = strtoul(q_arg, &end, 10); 363 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) 364 return 0; 365 if (n == 0) 366 return 0; 367 if (n >= MAX_RX_QUEUE_PER_LCORE) 368 return 0; 369 370 return n; 371 } 372 373 static int 374 lsi_parse_timer_period(const char *q_arg) 375 { 376 char *end = NULL; 377 int n; 378 379 /* parse number string */ 380 n = strtol(q_arg, &end, 10); 381 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) 382 return -1; 383 if (n >= MAX_TIMER_PERIOD) 384 return -1; 385 386 return n; 387 } 388 389 /* Parse the argument given in the command line of the application */ 390 static int 391 lsi_parse_args(int argc, char **argv) 392 { 393 int opt, ret; 394 char **argvopt; 395 int option_index; 396 char *prgname = argv[0]; 397 static struct option lgopts[] = { 398 {NULL, 0, 0, 0} 399 }; 400 401 argvopt = argv; 402 403 while ((opt = getopt_long(argc, argvopt, "p:q:T:", 404 lgopts, &option_index)) != EOF) { 405 406 switch (opt) { 407 /* portmask */ 408 case 'p': 409 lsi_enabled_port_mask = lsi_parse_portmask(optarg); 410 if (lsi_enabled_port_mask == 0) { 411 printf("invalid portmask\n"); 412 lsi_usage(prgname); 413 return -1; 414 } 415 break; 416 417 /* nqueue */ 418 case 'q': 419 lsi_rx_queue_per_lcore = lsi_parse_nqueue(optarg); 420 if (lsi_rx_queue_per_lcore == 0) { 421 printf("invalid queue number\n"); 422 lsi_usage(prgname); 423 return -1; 424 } 425 break; 426 427 /* timer period */ 428 case 'T': 429 timer_period = lsi_parse_timer_period(optarg) * 1000 * TIMER_MILLISECOND; 430 if (timer_period < 0) { 431 printf("invalid timer period\n"); 432 lsi_usage(prgname); 433 return -1; 434 } 435 break; 436 437 /* long options */ 438 case 0: 439 lsi_usage(prgname); 440 return -1; 441 442 default: 443 lsi_usage(prgname); 444 return -1; 445 } 446 } 447 448 if (optind >= 0) 449 argv[optind-1] = prgname; 450 451 ret = optind-1; 452 optind = 1; /* reset getopt lib */ 453 return ret; 454 } 455 456 /** 457 * It will be called as the callback for specified port after a LSI interrupt 458 * has been fully handled. This callback needs to be implemented carefully as 459 * it will be called in the interrupt host thread which is different from the 460 * application main thread. 461 * 462 * @param port_id 463 * Port id. 464 * @param type 465 * event type. 466 * @param param 467 * Pointer to(address of) the parameters. 468 * 469 * @return 470 * int. 471 */ 472 static int 473 lsi_event_callback(uint16_t port_id, enum rte_eth_event_type type, void *param, 474 void *ret_param) 475 { 476 struct rte_eth_link link; 477 478 RTE_SET_USED(param); 479 RTE_SET_USED(ret_param); 480 481 printf("\n\nIn registered callback...\n"); 482 printf("Event type: %s\n", type == RTE_ETH_EVENT_INTR_LSC ? "LSC interrupt" : "unknown event"); 483 rte_eth_link_get_nowait(port_id, &link); 484 if (link.link_status) { 485 printf("Port %d Link Up - speed %u Mbps - %s\n\n", 486 port_id, (unsigned)link.link_speed, 487 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 488 ("full-duplex") : ("half-duplex")); 489 } else 490 printf("Port %d Link Down\n\n", port_id); 491 492 return 0; 493 } 494 495 /* Check the link status of all ports in up to 9s, and print them finally */ 496 static void 497 check_all_ports_link_status(uint16_t port_num, uint32_t port_mask) 498 { 499 #define CHECK_INTERVAL 100 /* 100ms */ 500 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 501 uint8_t count, all_ports_up, print_flag = 0; 502 uint16_t portid; 503 struct rte_eth_link link; 504 505 printf("\nChecking link status"); 506 fflush(stdout); 507 for (count = 0; count <= MAX_CHECK_TIME; count++) { 508 all_ports_up = 1; 509 for (portid = 0; portid < port_num; portid++) { 510 if ((port_mask & (1 << portid)) == 0) 511 continue; 512 memset(&link, 0, sizeof(link)); 513 rte_eth_link_get_nowait(portid, &link); 514 /* print link status if flag set */ 515 if (print_flag == 1) { 516 if (link.link_status) 517 printf( 518 "Port%d Link Up. Speed %u Mbps - %s\n", 519 portid, link.link_speed, 520 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 521 ("full-duplex") : ("half-duplex\n")); 522 else 523 printf("Port %d Link Down\n", portid); 524 continue; 525 } 526 /* clear all_ports_up flag if any link down */ 527 if (link.link_status == ETH_LINK_DOWN) { 528 all_ports_up = 0; 529 break; 530 } 531 } 532 /* after finally printing all link status, get out */ 533 if (print_flag == 1) 534 break; 535 536 if (all_ports_up == 0) { 537 printf("."); 538 fflush(stdout); 539 rte_delay_ms(CHECK_INTERVAL); 540 } 541 542 /* set the print_flag if all ports up or timeout */ 543 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 544 print_flag = 1; 545 printf("done\n"); 546 } 547 } 548 } 549 550 int 551 main(int argc, char **argv) 552 { 553 struct lcore_queue_conf *qconf; 554 struct rte_eth_dev_info dev_info; 555 int ret; 556 uint16_t nb_ports; 557 uint16_t portid, portid_last = 0; 558 unsigned lcore_id, rx_lcore_id; 559 unsigned nb_ports_in_mask = 0; 560 561 /* init EAL */ 562 ret = rte_eal_init(argc, argv); 563 if (ret < 0) 564 rte_exit(EXIT_FAILURE, "rte_eal_init failed"); 565 argc -= ret; 566 argv += ret; 567 568 /* parse application arguments (after the EAL ones) */ 569 ret = lsi_parse_args(argc, argv); 570 if (ret < 0) 571 rte_exit(EXIT_FAILURE, "Invalid arguments"); 572 573 /* create the mbuf pool */ 574 lsi_pktmbuf_pool = 575 rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 32, 0, 576 RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id()); 577 if (lsi_pktmbuf_pool == NULL) 578 rte_panic("Cannot init mbuf pool\n"); 579 580 nb_ports = rte_eth_dev_count(); 581 if (nb_ports == 0) 582 rte_panic("No Ethernet port - bye\n"); 583 584 /* 585 * Each logical core is assigned a dedicated TX queue on each port. 586 */ 587 for (portid = 0; portid < nb_ports; portid++) { 588 /* skip ports that are not enabled */ 589 if ((lsi_enabled_port_mask & (1 << portid)) == 0) 590 continue; 591 592 /* save the destination port id */ 593 if (nb_ports_in_mask % 2) { 594 lsi_dst_ports[portid] = portid_last; 595 lsi_dst_ports[portid_last] = portid; 596 } 597 else 598 portid_last = portid; 599 600 nb_ports_in_mask++; 601 602 rte_eth_dev_info_get(portid, &dev_info); 603 } 604 if (nb_ports_in_mask < 2 || nb_ports_in_mask % 2) 605 rte_exit(EXIT_FAILURE, "Current enabled port number is %u, " 606 "but it should be even and at least 2\n", 607 nb_ports_in_mask); 608 609 rx_lcore_id = 0; 610 qconf = &lcore_queue_conf[rx_lcore_id]; 611 612 /* Initialize the port/queue configuration of each logical core */ 613 for (portid = 0; portid < nb_ports; portid++) { 614 /* skip ports that are not enabled */ 615 if ((lsi_enabled_port_mask & (1 << portid)) == 0) 616 continue; 617 618 /* get the lcore_id for this port */ 619 while (rte_lcore_is_enabled(rx_lcore_id) == 0 || 620 lcore_queue_conf[rx_lcore_id].n_rx_port == 621 lsi_rx_queue_per_lcore) { 622 623 rx_lcore_id++; 624 if (rx_lcore_id >= RTE_MAX_LCORE) 625 rte_exit(EXIT_FAILURE, "Not enough cores\n"); 626 } 627 if (qconf != &lcore_queue_conf[rx_lcore_id]) 628 /* Assigned a new logical core in the loop above. */ 629 qconf = &lcore_queue_conf[rx_lcore_id]; 630 631 qconf->rx_port_list[qconf->n_rx_port] = portid; 632 qconf->n_rx_port++; 633 printf("Lcore %u: RX port %u\n",rx_lcore_id, (unsigned) portid); 634 } 635 636 /* Initialise each port */ 637 for (portid = 0; portid < nb_ports; portid++) { 638 /* skip ports that are not enabled */ 639 if ((lsi_enabled_port_mask & (1 << portid)) == 0) { 640 printf("Skipping disabled port %u\n", (unsigned) portid); 641 continue; 642 } 643 /* init port */ 644 printf("Initializing port %u... ", (unsigned) portid); 645 fflush(stdout); 646 ret = rte_eth_dev_configure(portid, 1, 1, &port_conf); 647 if (ret < 0) 648 rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n", 649 ret, (unsigned) portid); 650 651 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, 652 &nb_txd); 653 if (ret < 0) 654 rte_exit(EXIT_FAILURE, 655 "rte_eth_dev_adjust_nb_rx_tx_desc: err=%d, port=%u\n", 656 ret, (unsigned) portid); 657 658 /* register lsi interrupt callback, need to be after 659 * rte_eth_dev_configure(). if (intr_conf.lsc == 0), no 660 * lsc interrupt will be present, and below callback to 661 * be registered will never be called. 662 */ 663 rte_eth_dev_callback_register(portid, 664 RTE_ETH_EVENT_INTR_LSC, lsi_event_callback, NULL); 665 666 rte_eth_macaddr_get(portid, 667 &lsi_ports_eth_addr[portid]); 668 669 /* init one RX queue */ 670 fflush(stdout); 671 ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd, 672 rte_eth_dev_socket_id(portid), 673 NULL, 674 lsi_pktmbuf_pool); 675 if (ret < 0) 676 rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup: err=%d, port=%u\n", 677 ret, (unsigned) portid); 678 679 /* init one TX queue logical core on each port */ 680 fflush(stdout); 681 ret = rte_eth_tx_queue_setup(portid, 0, nb_txd, 682 rte_eth_dev_socket_id(portid), 683 NULL); 684 if (ret < 0) 685 rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: err=%d,port=%u\n", 686 ret, (unsigned) portid); 687 688 /* Initialize TX buffers */ 689 tx_buffer[portid] = rte_zmalloc_socket("tx_buffer", 690 RTE_ETH_TX_BUFFER_SIZE(MAX_PKT_BURST), 0, 691 rte_eth_dev_socket_id(portid)); 692 if (tx_buffer[portid] == NULL) 693 rte_exit(EXIT_FAILURE, "Cannot allocate buffer for tx on port %u\n", 694 (unsigned) portid); 695 696 rte_eth_tx_buffer_init(tx_buffer[portid], MAX_PKT_BURST); 697 698 ret = rte_eth_tx_buffer_set_err_callback(tx_buffer[portid], 699 rte_eth_tx_buffer_count_callback, 700 &port_statistics[portid].dropped); 701 if (ret < 0) 702 rte_exit(EXIT_FAILURE, "Cannot set error callback for " 703 "tx buffer on port %u\n", (unsigned) portid); 704 705 /* Start device */ 706 ret = rte_eth_dev_start(portid); 707 if (ret < 0) 708 rte_exit(EXIT_FAILURE, "rte_eth_dev_start: err=%d, port=%u\n", 709 ret, (unsigned) portid); 710 printf("done:\n"); 711 712 rte_eth_promiscuous_enable(portid); 713 714 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n", 715 (unsigned) portid, 716 lsi_ports_eth_addr[portid].addr_bytes[0], 717 lsi_ports_eth_addr[portid].addr_bytes[1], 718 lsi_ports_eth_addr[portid].addr_bytes[2], 719 lsi_ports_eth_addr[portid].addr_bytes[3], 720 lsi_ports_eth_addr[portid].addr_bytes[4], 721 lsi_ports_eth_addr[portid].addr_bytes[5]); 722 723 /* initialize port stats */ 724 memset(&port_statistics, 0, sizeof(port_statistics)); 725 } 726 727 check_all_ports_link_status(nb_ports, lsi_enabled_port_mask); 728 729 /* launch per-lcore init on every lcore */ 730 rte_eal_mp_remote_launch(lsi_launch_one_lcore, NULL, CALL_MASTER); 731 RTE_LCORE_FOREACH_SLAVE(lcore_id) { 732 if (rte_eal_wait_lcore(lcore_id) < 0) 733 return -1; 734 } 735 736 return 0; 737 } 738