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