1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2010-2014 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_memory.h> 52 #include <rte_memcpy.h> 53 #include <rte_memzone.h> 54 #include <rte_tailq.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_ring.h> 71 #include <rte_mempool.h> 72 #include <rte_mbuf.h> 73 74 #include "main.h" 75 76 #define RTE_LOGTYPE_LSI RTE_LOGTYPE_USER1 77 78 #define MBUF_SIZE (2048 + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM) 79 #define NB_MBUF 8192 80 81 #define MAX_PKT_BURST 32 82 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */ 83 84 /* 85 * Configurable number of RX/TX ring descriptors 86 */ 87 #define RTE_TEST_RX_DESC_DEFAULT 128 88 #define RTE_TEST_TX_DESC_DEFAULT 512 89 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; 90 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; 91 92 /* ethernet addresses of ports */ 93 static struct ether_addr lsi_ports_eth_addr[RTE_MAX_ETHPORTS]; 94 95 /* mask of enabled ports */ 96 static uint32_t lsi_enabled_port_mask = 0; 97 98 static unsigned int lsi_rx_queue_per_lcore = 1; 99 100 /* destination port for L2 forwarding */ 101 static unsigned lsi_dst_ports[RTE_MAX_ETHPORTS] = {0}; 102 103 #define MAX_PKT_BURST 32 104 struct mbuf_table { 105 unsigned len; 106 struct rte_mbuf *m_table[MAX_PKT_BURST]; 107 }; 108 109 #define MAX_RX_QUEUE_PER_LCORE 16 110 #define MAX_TX_QUEUE_PER_PORT 16 111 struct lcore_queue_conf { 112 unsigned n_rx_port; 113 unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE]; 114 unsigned tx_queue_id; 115 struct mbuf_table tx_mbufs[RTE_MAX_ETHPORTS]; 116 117 } __rte_cache_aligned; 118 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE]; 119 120 static const struct rte_eth_conf port_conf = { 121 .rxmode = { 122 .split_hdr_size = 0, 123 .header_split = 0, /**< Header Split disabled */ 124 .hw_ip_checksum = 0, /**< IP checksum offload disabled */ 125 .hw_vlan_filter = 0, /**< VLAN filtering disabled */ 126 .jumbo_frame = 0, /**< Jumbo Frame Support disabled */ 127 .hw_strip_crc = 0, /**< CRC stripped by hardware */ 128 }, 129 .txmode = { 130 .mq_mode = ETH_MQ_TX_NONE, 131 }, 132 .intr_conf = { 133 .lsc = 1, /**< lsc interrupt feature enabled */ 134 }, 135 }; 136 137 struct rte_mempool * lsi_pktmbuf_pool = NULL; 138 139 /* Per-port statistics struct */ 140 struct lsi_port_statistics { 141 uint64_t tx; 142 uint64_t rx; 143 uint64_t dropped; 144 } __rte_cache_aligned; 145 struct lsi_port_statistics port_statistics[RTE_MAX_ETHPORTS]; 146 147 /* A tsc-based timer responsible for triggering statistics printout */ 148 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */ 149 #define MAX_TIMER_PERIOD 86400 /* 1 day max */ 150 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000; /* default period is 10 seconds */ 151 152 /* Print out statistics on packets dropped */ 153 static void 154 print_stats(void) 155 { 156 struct rte_eth_link link; 157 uint64_t total_packets_dropped, total_packets_tx, total_packets_rx; 158 unsigned portid; 159 160 total_packets_dropped = 0; 161 total_packets_tx = 0; 162 total_packets_rx = 0; 163 164 const char clr[] = { 27, '[', '2', 'J', '\0' }; 165 const char topLeft[] = { 27, '[', '1', ';', '1', 'H','\0' }; 166 167 /* Clear screen and move to top left */ 168 printf("%s%s", clr, topLeft); 169 170 printf("\nPort statistics ===================================="); 171 172 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { 173 /* skip ports that are not enabled */ 174 if ((lsi_enabled_port_mask & (1 << portid)) == 0) 175 continue; 176 177 memset(&link, 0, sizeof(link)); 178 rte_eth_link_get_nowait((uint8_t)portid, &link); 179 printf("\nStatistics for port %u ------------------------------" 180 "\nLink status: %25s" 181 "\nLink speed: %26u" 182 "\nLink duplex: %25s" 183 "\nPackets sent: %24"PRIu64 184 "\nPackets received: %20"PRIu64 185 "\nPackets dropped: %21"PRIu64, 186 portid, 187 (link.link_status ? "Link up" : "Link down"), 188 (unsigned)link.link_speed, 189 (link.link_duplex == ETH_LINK_FULL_DUPLEX ? \ 190 "full-duplex" : "half-duplex"), 191 port_statistics[portid].tx, 192 port_statistics[portid].rx, 193 port_statistics[portid].dropped); 194 195 total_packets_dropped += port_statistics[portid].dropped; 196 total_packets_tx += port_statistics[portid].tx; 197 total_packets_rx += port_statistics[portid].rx; 198 } 199 printf("\nAggregate statistics ===============================" 200 "\nTotal packets sent: %18"PRIu64 201 "\nTotal packets received: %14"PRIu64 202 "\nTotal packets dropped: %15"PRIu64, 203 total_packets_tx, 204 total_packets_rx, 205 total_packets_dropped); 206 printf("\n====================================================\n"); 207 } 208 209 /* Send the packet on an output interface */ 210 static int 211 lsi_send_burst(struct lcore_queue_conf *qconf, unsigned n, uint8_t port) 212 { 213 struct rte_mbuf **m_table; 214 unsigned ret; 215 unsigned queueid; 216 217 queueid = (uint16_t) qconf->tx_queue_id; 218 m_table = (struct rte_mbuf **)qconf->tx_mbufs[port].m_table; 219 220 ret = rte_eth_tx_burst(port, (uint16_t) queueid, m_table, (uint16_t) n); 221 port_statistics[port].tx += ret; 222 if (unlikely(ret < n)) { 223 port_statistics[port].dropped += (n - ret); 224 do { 225 rte_pktmbuf_free(m_table[ret]); 226 } while (++ret < n); 227 } 228 229 return 0; 230 } 231 232 /* Send the packet on an output interface */ 233 static int 234 lsi_send_packet(struct rte_mbuf *m, uint8_t port) 235 { 236 unsigned lcore_id, len; 237 struct lcore_queue_conf *qconf; 238 239 lcore_id = rte_lcore_id(); 240 241 qconf = &lcore_queue_conf[lcore_id]; 242 len = qconf->tx_mbufs[port].len; 243 qconf->tx_mbufs[port].m_table[len] = m; 244 len++; 245 246 /* enough pkts to be sent */ 247 if (unlikely(len == MAX_PKT_BURST)) { 248 lsi_send_burst(qconf, MAX_PKT_BURST, port); 249 len = 0; 250 } 251 252 qconf->tx_mbufs[port].len = len; 253 return 0; 254 } 255 256 static void 257 lsi_simple_forward(struct rte_mbuf *m, unsigned portid) 258 { 259 struct ether_hdr *eth; 260 void *tmp; 261 unsigned dst_port = lsi_dst_ports[portid]; 262 263 eth = rte_pktmbuf_mtod(m, struct ether_hdr *); 264 265 /* 02:00:00:00:00:xx */ 266 tmp = ð->d_addr.addr_bytes[0]; 267 *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40); 268 269 /* src addr */ 270 ether_addr_copy(&lsi_ports_eth_addr[dst_port], ð->s_addr); 271 272 lsi_send_packet(m, (uint8_t) dst_port); 273 } 274 275 /* main processing loop */ 276 static void 277 lsi_main_loop(void) 278 { 279 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 280 struct rte_mbuf *m; 281 unsigned lcore_id; 282 uint64_t prev_tsc, diff_tsc, cur_tsc, timer_tsc; 283 unsigned i, j, portid, nb_rx; 284 struct lcore_queue_conf *qconf; 285 const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / US_PER_S * BURST_TX_DRAIN_US; 286 287 prev_tsc = 0; 288 timer_tsc = 0; 289 290 lcore_id = rte_lcore_id(); 291 qconf = &lcore_queue_conf[lcore_id]; 292 293 if (qconf->n_rx_port == 0) { 294 RTE_LOG(INFO, LSI, "lcore %u has nothing to do\n", lcore_id); 295 return; 296 } 297 298 RTE_LOG(INFO, LSI, "entering main loop on lcore %u\n", lcore_id); 299 300 for (i = 0; i < qconf->n_rx_port; i++) { 301 302 portid = qconf->rx_port_list[i]; 303 RTE_LOG(INFO, LSI, " -- lcoreid=%u portid=%u\n", lcore_id, 304 portid); 305 } 306 307 while (1) { 308 309 cur_tsc = rte_rdtsc(); 310 311 /* 312 * TX burst queue drain 313 */ 314 diff_tsc = cur_tsc - prev_tsc; 315 if (unlikely(diff_tsc > drain_tsc)) { 316 317 /* this could be optimized (use queueid instead of 318 * portid), but it is not called so often */ 319 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { 320 if (qconf->tx_mbufs[portid].len == 0) 321 continue; 322 lsi_send_burst(&lcore_queue_conf[lcore_id], 323 qconf->tx_mbufs[portid].len, 324 (uint8_t) portid); 325 qconf->tx_mbufs[portid].len = 0; 326 } 327 328 /* if timer is enabled */ 329 if (timer_period > 0) { 330 331 /* advance the timer */ 332 timer_tsc += diff_tsc; 333 334 /* if timer has reached its timeout */ 335 if (unlikely(timer_tsc >= (uint64_t) timer_period)) { 336 337 /* do this only on master core */ 338 if (lcore_id == rte_get_master_lcore()) { 339 print_stats(); 340 /* reset the timer */ 341 timer_tsc = 0; 342 } 343 } 344 } 345 346 prev_tsc = cur_tsc; 347 } 348 349 /* 350 * Read packet from RX queues 351 */ 352 for (i = 0; i < qconf->n_rx_port; i++) { 353 354 portid = qconf->rx_port_list[i]; 355 nb_rx = rte_eth_rx_burst((uint8_t) portid, 0, 356 pkts_burst, MAX_PKT_BURST); 357 358 port_statistics[portid].rx += nb_rx; 359 360 for (j = 0; j < nb_rx; j++) { 361 m = pkts_burst[j]; 362 rte_prefetch0(rte_pktmbuf_mtod(m, void *)); 363 lsi_simple_forward(m, portid); 364 } 365 } 366 } 367 } 368 369 static int 370 lsi_launch_one_lcore(__attribute__((unused)) void *dummy) 371 { 372 lsi_main_loop(); 373 return 0; 374 } 375 376 /* display usage */ 377 static void 378 lsi_usage(const char *prgname) 379 { 380 printf("%s [EAL options] -- -p PORTMASK [-q NQ]\n" 381 " -p PORTMASK: hexadecimal bitmask of ports to configure\n" 382 " -q NQ: number of queue (=ports) per lcore (default is 1)\n" 383 " -T PERIOD: statistics will be refreshed each PERIOD seconds (0 to disable, 10 default, 86400 maximum)\n", 384 prgname); 385 } 386 387 static int 388 lsi_parse_portmask(const char *portmask) 389 { 390 char *end = NULL; 391 unsigned long pm; 392 393 /* parse hexadecimal string */ 394 pm = strtoul(portmask, &end, 16); 395 if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0')) 396 return -1; 397 398 if (pm == 0) 399 return -1; 400 401 return pm; 402 } 403 404 static unsigned int 405 lsi_parse_nqueue(const char *q_arg) 406 { 407 char *end = NULL; 408 unsigned long n; 409 410 /* parse hexadecimal string */ 411 n = strtoul(q_arg, &end, 10); 412 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) 413 return 0; 414 if (n == 0) 415 return 0; 416 if (n >= MAX_RX_QUEUE_PER_LCORE) 417 return 0; 418 419 return n; 420 } 421 422 static int 423 lsi_parse_timer_period(const char *q_arg) 424 { 425 char *end = NULL; 426 int n; 427 428 /* parse number string */ 429 n = strtol(q_arg, &end, 10); 430 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) 431 return -1; 432 if (n >= MAX_TIMER_PERIOD) 433 return -1; 434 435 return n; 436 } 437 438 /* Parse the argument given in the command line of the application */ 439 static int 440 lsi_parse_args(int argc, char **argv) 441 { 442 int opt, ret; 443 char **argvopt; 444 int option_index; 445 char *prgname = argv[0]; 446 static struct option lgopts[] = { 447 {NULL, 0, 0, 0} 448 }; 449 450 argvopt = argv; 451 452 while ((opt = getopt_long(argc, argvopt, "p:q:T:", 453 lgopts, &option_index)) != EOF) { 454 455 switch (opt) { 456 /* portmask */ 457 case 'p': 458 lsi_enabled_port_mask = lsi_parse_portmask(optarg); 459 if (lsi_enabled_port_mask == 0) { 460 printf("invalid portmask\n"); 461 lsi_usage(prgname); 462 return -1; 463 } 464 break; 465 466 /* nqueue */ 467 case 'q': 468 lsi_rx_queue_per_lcore = lsi_parse_nqueue(optarg); 469 if (lsi_rx_queue_per_lcore == 0) { 470 printf("invalid queue number\n"); 471 lsi_usage(prgname); 472 return -1; 473 } 474 break; 475 476 /* timer period */ 477 case 'T': 478 timer_period = lsi_parse_timer_period(optarg) * 1000 * TIMER_MILLISECOND; 479 if (timer_period < 0) { 480 printf("invalid timer period\n"); 481 lsi_usage(prgname); 482 return -1; 483 } 484 break; 485 486 /* long options */ 487 case 0: 488 lsi_usage(prgname); 489 return -1; 490 491 default: 492 lsi_usage(prgname); 493 return -1; 494 } 495 } 496 497 if (optind >= 0) 498 argv[optind-1] = prgname; 499 500 ret = optind-1; 501 optind = 0; /* reset getopt lib */ 502 return ret; 503 } 504 505 /** 506 * It will be called as the callback for specified port after a LSI interrupt 507 * has been fully handled. This callback needs to be implemented carefully as 508 * it will be called in the interrupt host thread which is different from the 509 * application main thread. 510 * 511 * @param port_id 512 * Port id. 513 * @param type 514 * event type. 515 * @param param 516 * Pointer to(address of) the parameters. 517 * 518 * @return 519 * void. 520 */ 521 static void 522 lsi_event_callback(uint8_t port_id, enum rte_eth_event_type type, void *param) 523 { 524 struct rte_eth_link link; 525 526 RTE_SET_USED(param); 527 528 printf("\n\nIn registered callback...\n"); 529 printf("Event type: %s\n", type == RTE_ETH_EVENT_INTR_LSC ? "LSC interrupt" : "unknown event"); 530 rte_eth_link_get_nowait(port_id, &link); 531 if (link.link_status) { 532 printf("Port %d Link Up - speed %u Mbps - %s\n\n", 533 port_id, (unsigned)link.link_speed, 534 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 535 ("full-duplex") : ("half-duplex")); 536 } else 537 printf("Port %d Link Down\n\n", port_id); 538 } 539 540 /* Check the link status of all ports in up to 9s, and print them finally */ 541 static void 542 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask) 543 { 544 #define CHECK_INTERVAL 100 /* 100ms */ 545 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 546 uint8_t portid, count, all_ports_up, print_flag = 0; 547 struct rte_eth_link link; 548 549 printf("\nChecking link status"); 550 fflush(stdout); 551 for (count = 0; count <= MAX_CHECK_TIME; count++) { 552 all_ports_up = 1; 553 for (portid = 0; portid < port_num; portid++) { 554 if ((port_mask & (1 << portid)) == 0) 555 continue; 556 memset(&link, 0, sizeof(link)); 557 rte_eth_link_get_nowait(portid, &link); 558 /* print link status if flag set */ 559 if (print_flag == 1) { 560 if (link.link_status) 561 printf("Port %d Link Up - speed %u " 562 "Mbps - %s\n", (uint8_t)portid, 563 (unsigned)link.link_speed, 564 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 565 ("full-duplex") : ("half-duplex\n")); 566 else 567 printf("Port %d Link Down\n", 568 (uint8_t)portid); 569 continue; 570 } 571 /* clear all_ports_up flag if any link down */ 572 if (link.link_status == 0) { 573 all_ports_up = 0; 574 break; 575 } 576 } 577 /* after finally printing all link status, get out */ 578 if (print_flag == 1) 579 break; 580 581 if (all_ports_up == 0) { 582 printf("."); 583 fflush(stdout); 584 rte_delay_ms(CHECK_INTERVAL); 585 } 586 587 /* set the print_flag if all ports up or timeout */ 588 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 589 print_flag = 1; 590 printf("done\n"); 591 } 592 } 593 } 594 595 int 596 MAIN(int argc, char **argv) 597 { 598 struct lcore_queue_conf *qconf; 599 struct rte_eth_dev_info dev_info; 600 int ret; 601 uint8_t nb_ports; 602 uint8_t portid, portid_last = 0; 603 unsigned lcore_id, rx_lcore_id; 604 unsigned nb_ports_in_mask = 0; 605 606 /* init EAL */ 607 ret = rte_eal_init(argc, argv); 608 if (ret < 0) 609 rte_exit(EXIT_FAILURE, "rte_eal_init failed"); 610 argc -= ret; 611 argv += ret; 612 613 /* parse application arguments (after the EAL ones) */ 614 ret = lsi_parse_args(argc, argv); 615 if (ret < 0) 616 rte_exit(EXIT_FAILURE, "Invalid arguments"); 617 618 /* create the mbuf pool */ 619 lsi_pktmbuf_pool = 620 rte_mempool_create("mbuf_pool", NB_MBUF, 621 MBUF_SIZE, 32, 622 sizeof(struct rte_pktmbuf_pool_private), 623 rte_pktmbuf_pool_init, NULL, 624 rte_pktmbuf_init, NULL, 625 rte_socket_id(), 0); 626 if (lsi_pktmbuf_pool == NULL) 627 rte_panic("Cannot init mbuf pool\n"); 628 629 nb_ports = rte_eth_dev_count(); 630 if (nb_ports == 0) 631 rte_panic("No Ethernet port - bye\n"); 632 633 if (nb_ports > RTE_MAX_ETHPORTS) 634 nb_ports = RTE_MAX_ETHPORTS; 635 636 /* 637 * Each logical core is assigned a dedicated TX queue on each port. 638 */ 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 continue; 643 644 /* save the destination port id */ 645 if (nb_ports_in_mask % 2) { 646 lsi_dst_ports[portid] = portid_last; 647 lsi_dst_ports[portid_last] = portid; 648 } 649 else 650 portid_last = portid; 651 652 nb_ports_in_mask++; 653 654 rte_eth_dev_info_get(portid, &dev_info); 655 } 656 if (nb_ports_in_mask < 2 || nb_ports_in_mask % 2) 657 rte_exit(EXIT_FAILURE, "Current enabled port number is %u, " 658 "but it should be even and at least 2\n", 659 nb_ports_in_mask); 660 661 rx_lcore_id = 0; 662 qconf = &lcore_queue_conf[rx_lcore_id]; 663 664 /* Initialize the port/queue configuration of each logical core */ 665 for (portid = 0; portid < nb_ports; portid++) { 666 /* skip ports that are not enabled */ 667 if ((lsi_enabled_port_mask & (1 << portid)) == 0) 668 continue; 669 670 /* get the lcore_id for this port */ 671 while (rte_lcore_is_enabled(rx_lcore_id) == 0 || 672 lcore_queue_conf[rx_lcore_id].n_rx_port == 673 lsi_rx_queue_per_lcore) { 674 675 rx_lcore_id++; 676 if (rx_lcore_id >= RTE_MAX_LCORE) 677 rte_exit(EXIT_FAILURE, "Not enough cores\n"); 678 } 679 if (qconf != &lcore_queue_conf[rx_lcore_id]) 680 /* Assigned a new logical core in the loop above. */ 681 qconf = &lcore_queue_conf[rx_lcore_id]; 682 683 qconf->rx_port_list[qconf->n_rx_port] = portid; 684 qconf->n_rx_port++; 685 printf("Lcore %u: RX port %u\n",rx_lcore_id, (unsigned) portid); 686 } 687 688 /* Initialise each port */ 689 for (portid = 0; portid < nb_ports; portid++) { 690 /* skip ports that are not enabled */ 691 if ((lsi_enabled_port_mask & (1 << portid)) == 0) { 692 printf("Skipping disabled port %u\n", (unsigned) portid); 693 continue; 694 } 695 /* init port */ 696 printf("Initializing port %u... ", (unsigned) portid); 697 fflush(stdout); 698 ret = rte_eth_dev_configure(portid, 1, 1, &port_conf); 699 if (ret < 0) 700 rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n", 701 ret, (unsigned) portid); 702 703 /* register lsi interrupt callback, need to be after 704 * rte_eth_dev_configure(). if (intr_conf.lsc == 0), no 705 * lsc interrupt will be present, and below callback to 706 * be registered will never be called. 707 */ 708 rte_eth_dev_callback_register(portid, 709 RTE_ETH_EVENT_INTR_LSC, lsi_event_callback, NULL); 710 711 rte_eth_macaddr_get(portid, 712 &lsi_ports_eth_addr[portid]); 713 714 /* init one RX queue */ 715 fflush(stdout); 716 ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd, 717 rte_eth_dev_socket_id(portid), 718 NULL, 719 lsi_pktmbuf_pool); 720 if (ret < 0) 721 rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup: err=%d, port=%u\n", 722 ret, (unsigned) portid); 723 724 /* init one TX queue logical core on each port */ 725 fflush(stdout); 726 ret = rte_eth_tx_queue_setup(portid, 0, nb_txd, 727 rte_eth_dev_socket_id(portid), 728 NULL); 729 if (ret < 0) 730 rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: err=%d,port=%u\n", 731 ret, (unsigned) portid); 732 733 /* Start device */ 734 ret = rte_eth_dev_start(portid); 735 if (ret < 0) 736 rte_exit(EXIT_FAILURE, "rte_eth_dev_start: err=%d, port=%u\n", 737 ret, (unsigned) portid); 738 printf("done:\n"); 739 740 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n", 741 (unsigned) portid, 742 lsi_ports_eth_addr[portid].addr_bytes[0], 743 lsi_ports_eth_addr[portid].addr_bytes[1], 744 lsi_ports_eth_addr[portid].addr_bytes[2], 745 lsi_ports_eth_addr[portid].addr_bytes[3], 746 lsi_ports_eth_addr[portid].addr_bytes[4], 747 lsi_ports_eth_addr[portid].addr_bytes[5]); 748 749 /* initialize port stats */ 750 memset(&port_statistics, 0, sizeof(port_statistics)); 751 } 752 753 check_all_ports_link_status(nb_ports, lsi_enabled_port_mask); 754 755 /* launch per-lcore init on every lcore */ 756 rte_eal_mp_remote_launch(lsi_launch_one_lcore, NULL, CALL_MASTER); 757 RTE_LCORE_FOREACH_SLAVE(lcore_id) { 758 if (rte_eal_wait_lcore(lcore_id) < 0) 759 return -1; 760 } 761 762 return 0; 763 } 764