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