1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2017 Intel Corporation 3 */ 4 5 #include <stdarg.h> 6 #include <stdio.h> 7 #include <stdlib.h> 8 #include <signal.h> 9 #include <string.h> 10 #include <time.h> 11 #include <fcntl.h> 12 #include <sys/mman.h> 13 #include <sys/types.h> 14 #include <errno.h> 15 16 #include <sys/queue.h> 17 #include <sys/stat.h> 18 19 #include <stdint.h> 20 #include <unistd.h> 21 #include <inttypes.h> 22 23 #include <rte_common.h> 24 #include <rte_errno.h> 25 #include <rte_byteorder.h> 26 #include <rte_log.h> 27 #include <rte_debug.h> 28 #include <rte_cycles.h> 29 #include <rte_memory.h> 30 #include <rte_memcpy.h> 31 #include <rte_launch.h> 32 #include <rte_eal.h> 33 #include <rte_alarm.h> 34 #include <rte_per_lcore.h> 35 #include <rte_lcore.h> 36 #include <rte_atomic.h> 37 #include <rte_branch_prediction.h> 38 #include <rte_mempool.h> 39 #include <rte_malloc.h> 40 #include <rte_mbuf.h> 41 #include <rte_mbuf_pool_ops.h> 42 #include <rte_interrupts.h> 43 #include <rte_pci.h> 44 #include <rte_ether.h> 45 #include <rte_ethdev.h> 46 #include <rte_dev.h> 47 #include <rte_string_fns.h> 48 #ifdef RTE_LIBRTE_IXGBE_PMD 49 #include <rte_pmd_ixgbe.h> 50 #endif 51 #ifdef RTE_LIBRTE_PDUMP 52 #include <rte_pdump.h> 53 #endif 54 #include <rte_flow.h> 55 #include <rte_metrics.h> 56 #ifdef RTE_LIBRTE_BITRATE 57 #include <rte_bitrate.h> 58 #endif 59 #ifdef RTE_LIBRTE_LATENCY_STATS 60 #include <rte_latencystats.h> 61 #endif 62 63 #include "testpmd.h" 64 65 uint16_t verbose_level = 0; /**< Silent by default. */ 66 int testpmd_logtype; /**< Log type for testpmd logs */ 67 68 /* use master core for command line ? */ 69 uint8_t interactive = 0; 70 uint8_t auto_start = 0; 71 uint8_t tx_first; 72 char cmdline_filename[PATH_MAX] = {0}; 73 74 /* 75 * NUMA support configuration. 76 * When set, the NUMA support attempts to dispatch the allocation of the 77 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 78 * probed ports among the CPU sockets 0 and 1. 79 * Otherwise, all memory is allocated from CPU socket 0. 80 */ 81 uint8_t numa_support = 1; /**< numa enabled by default */ 82 83 /* 84 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 85 * not configured. 86 */ 87 uint8_t socket_num = UMA_NO_CONFIG; 88 89 /* 90 * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs. 91 */ 92 uint8_t mp_anon = 0; 93 94 /* 95 * Store specified sockets on which memory pool to be used by ports 96 * is allocated. 97 */ 98 uint8_t port_numa[RTE_MAX_ETHPORTS]; 99 100 /* 101 * Store specified sockets on which RX ring to be used by ports 102 * is allocated. 103 */ 104 uint8_t rxring_numa[RTE_MAX_ETHPORTS]; 105 106 /* 107 * Store specified sockets on which TX ring to be used by ports 108 * is allocated. 109 */ 110 uint8_t txring_numa[RTE_MAX_ETHPORTS]; 111 112 /* 113 * Record the Ethernet address of peer target ports to which packets are 114 * forwarded. 115 * Must be instantiated with the ethernet addresses of peer traffic generator 116 * ports. 117 */ 118 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 119 portid_t nb_peer_eth_addrs = 0; 120 121 /* 122 * Probed Target Environment. 123 */ 124 struct rte_port *ports; /**< For all probed ethernet ports. */ 125 portid_t nb_ports; /**< Number of probed ethernet ports. */ 126 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 127 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 128 129 /* 130 * Test Forwarding Configuration. 131 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 132 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 133 */ 134 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 135 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 136 portid_t nb_cfg_ports; /**< Number of configured ports. */ 137 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 138 139 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 140 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 141 142 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 143 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 144 145 /* 146 * Forwarding engines. 147 */ 148 struct fwd_engine * fwd_engines[] = { 149 &io_fwd_engine, 150 &mac_fwd_engine, 151 &mac_swap_engine, 152 &flow_gen_engine, 153 &rx_only_engine, 154 &tx_only_engine, 155 &csum_fwd_engine, 156 &icmp_echo_engine, 157 #if defined RTE_LIBRTE_PMD_SOFTNIC && defined RTE_LIBRTE_SCHED 158 &softnic_tm_engine, 159 &softnic_tm_bypass_engine, 160 #endif 161 #ifdef RTE_LIBRTE_IEEE1588 162 &ieee1588_fwd_engine, 163 #endif 164 NULL, 165 }; 166 167 struct fwd_config cur_fwd_config; 168 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 169 uint32_t retry_enabled; 170 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 171 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 172 173 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 174 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 175 * specified on command-line. */ 176 uint16_t stats_period; /**< Period to show statistics (disabled by default) */ 177 178 /* 179 * In container, it cannot terminate the process which running with 'stats-period' 180 * option. Set flag to exit stats period loop after received SIGINT/SIGTERM. 181 */ 182 uint8_t f_quit; 183 184 /* 185 * Configuration of packet segments used by the "txonly" processing engine. 186 */ 187 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 188 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 189 TXONLY_DEF_PACKET_LEN, 190 }; 191 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 192 193 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 194 /**< Split policy for packets to TX. */ 195 196 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 197 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 198 199 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 200 uint8_t dcb_config = 0; 201 202 /* Whether the dcb is in testing status */ 203 uint8_t dcb_test = 0; 204 205 /* 206 * Configurable number of RX/TX queues. 207 */ 208 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 209 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 210 211 /* 212 * Configurable number of RX/TX ring descriptors. 213 */ 214 #define RTE_TEST_RX_DESC_DEFAULT 1024 215 #define RTE_TEST_TX_DESC_DEFAULT 1024 216 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 217 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 218 219 #define RTE_PMD_PARAM_UNSET -1 220 /* 221 * Configurable values of RX and TX ring threshold registers. 222 */ 223 224 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 225 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 226 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 227 228 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 229 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 230 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 231 232 /* 233 * Configurable value of RX free threshold. 234 */ 235 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 236 237 /* 238 * Configurable value of RX drop enable. 239 */ 240 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 241 242 /* 243 * Configurable value of TX free threshold. 244 */ 245 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 246 247 /* 248 * Configurable value of TX RS bit threshold. 249 */ 250 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 251 252 /* 253 * Receive Side Scaling (RSS) configuration. 254 */ 255 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 256 257 /* 258 * Port topology configuration 259 */ 260 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 261 262 /* 263 * Avoids to flush all the RX streams before starts forwarding. 264 */ 265 uint8_t no_flush_rx = 0; /* flush by default */ 266 267 /* 268 * Flow API isolated mode. 269 */ 270 uint8_t flow_isolate_all; 271 272 /* 273 * Avoids to check link status when starting/stopping a port. 274 */ 275 uint8_t no_link_check = 0; /* check by default */ 276 277 /* 278 * Enable link status change notification 279 */ 280 uint8_t lsc_interrupt = 1; /* enabled by default */ 281 282 /* 283 * Enable device removal notification. 284 */ 285 uint8_t rmv_interrupt = 1; /* enabled by default */ 286 287 /* 288 * Display or mask ether events 289 * Default to all events except VF_MBOX 290 */ 291 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) | 292 (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) | 293 (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) | 294 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) | 295 (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) | 296 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV); 297 298 /* 299 * NIC bypass mode configuration options. 300 */ 301 302 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 303 /* The NIC bypass watchdog timeout. */ 304 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF; 305 #endif 306 307 308 #ifdef RTE_LIBRTE_LATENCY_STATS 309 310 /* 311 * Set when latency stats is enabled in the commandline 312 */ 313 uint8_t latencystats_enabled; 314 315 /* 316 * Lcore ID to serive latency statistics. 317 */ 318 lcoreid_t latencystats_lcore_id = -1; 319 320 #endif 321 322 /* 323 * Ethernet device configuration. 324 */ 325 struct rte_eth_rxmode rx_mode = { 326 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 327 .offloads = DEV_RX_OFFLOAD_CRC_STRIP, 328 .ignore_offload_bitfield = 1, 329 }; 330 331 struct rte_eth_txmode tx_mode = { 332 .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE, 333 }; 334 335 struct rte_fdir_conf fdir_conf = { 336 .mode = RTE_FDIR_MODE_NONE, 337 .pballoc = RTE_FDIR_PBALLOC_64K, 338 .status = RTE_FDIR_REPORT_STATUS, 339 .mask = { 340 .vlan_tci_mask = 0x0, 341 .ipv4_mask = { 342 .src_ip = 0xFFFFFFFF, 343 .dst_ip = 0xFFFFFFFF, 344 }, 345 .ipv6_mask = { 346 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 347 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 348 }, 349 .src_port_mask = 0xFFFF, 350 .dst_port_mask = 0xFFFF, 351 .mac_addr_byte_mask = 0xFF, 352 .tunnel_type_mask = 1, 353 .tunnel_id_mask = 0xFFFFFFFF, 354 }, 355 .drop_queue = 127, 356 }; 357 358 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 359 360 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 361 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 362 363 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 364 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 365 366 uint16_t nb_tx_queue_stats_mappings = 0; 367 uint16_t nb_rx_queue_stats_mappings = 0; 368 369 /* 370 * Display zero values by default for xstats 371 */ 372 uint8_t xstats_hide_zero; 373 374 unsigned int num_sockets = 0; 375 unsigned int socket_ids[RTE_MAX_NUMA_NODES]; 376 377 #ifdef RTE_LIBRTE_BITRATE 378 /* Bitrate statistics */ 379 struct rte_stats_bitrates *bitrate_data; 380 lcoreid_t bitrate_lcore_id; 381 uint8_t bitrate_enabled; 382 #endif 383 384 struct gro_status gro_ports[RTE_MAX_ETHPORTS]; 385 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES; 386 387 /* Forward function declarations */ 388 static void map_port_queue_stats_mapping_registers(portid_t pi, 389 struct rte_port *port); 390 static void check_all_ports_link_status(uint32_t port_mask); 391 static int eth_event_callback(portid_t port_id, 392 enum rte_eth_event_type type, 393 void *param, void *ret_param); 394 395 /* 396 * Check if all the ports are started. 397 * If yes, return positive value. If not, return zero. 398 */ 399 static int all_ports_started(void); 400 401 struct gso_status gso_ports[RTE_MAX_ETHPORTS]; 402 uint16_t gso_max_segment_size = ETHER_MAX_LEN - ETHER_CRC_LEN; 403 404 /* 405 * Helper function to check if socket is already discovered. 406 * If yes, return positive value. If not, return zero. 407 */ 408 int 409 new_socket_id(unsigned int socket_id) 410 { 411 unsigned int i; 412 413 for (i = 0; i < num_sockets; i++) { 414 if (socket_ids[i] == socket_id) 415 return 0; 416 } 417 return 1; 418 } 419 420 /* 421 * Setup default configuration. 422 */ 423 static void 424 set_default_fwd_lcores_config(void) 425 { 426 unsigned int i; 427 unsigned int nb_lc; 428 unsigned int sock_num; 429 430 nb_lc = 0; 431 for (i = 0; i < RTE_MAX_LCORE; i++) { 432 sock_num = rte_lcore_to_socket_id(i); 433 if (new_socket_id(sock_num)) { 434 if (num_sockets >= RTE_MAX_NUMA_NODES) { 435 rte_exit(EXIT_FAILURE, 436 "Total sockets greater than %u\n", 437 RTE_MAX_NUMA_NODES); 438 } 439 socket_ids[num_sockets++] = sock_num; 440 } 441 if (!rte_lcore_is_enabled(i)) 442 continue; 443 if (i == rte_get_master_lcore()) 444 continue; 445 fwd_lcores_cpuids[nb_lc++] = i; 446 } 447 nb_lcores = (lcoreid_t) nb_lc; 448 nb_cfg_lcores = nb_lcores; 449 nb_fwd_lcores = 1; 450 } 451 452 static void 453 set_def_peer_eth_addrs(void) 454 { 455 portid_t i; 456 457 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 458 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 459 peer_eth_addrs[i].addr_bytes[5] = i; 460 } 461 } 462 463 static void 464 set_default_fwd_ports_config(void) 465 { 466 portid_t pt_id; 467 int i = 0; 468 469 RTE_ETH_FOREACH_DEV(pt_id) 470 fwd_ports_ids[i++] = pt_id; 471 472 nb_cfg_ports = nb_ports; 473 nb_fwd_ports = nb_ports; 474 } 475 476 void 477 set_def_fwd_config(void) 478 { 479 set_default_fwd_lcores_config(); 480 set_def_peer_eth_addrs(); 481 set_default_fwd_ports_config(); 482 } 483 484 /* 485 * Configuration initialisation done once at init time. 486 */ 487 static void 488 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 489 unsigned int socket_id) 490 { 491 char pool_name[RTE_MEMPOOL_NAMESIZE]; 492 struct rte_mempool *rte_mp = NULL; 493 uint32_t mb_size; 494 495 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 496 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 497 498 TESTPMD_LOG(INFO, 499 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 500 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 501 502 if (mp_anon != 0) { 503 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 504 mb_size, (unsigned) mb_mempool_cache, 505 sizeof(struct rte_pktmbuf_pool_private), 506 socket_id, 0); 507 if (rte_mp == NULL) 508 goto err; 509 510 if (rte_mempool_populate_anon(rte_mp) == 0) { 511 rte_mempool_free(rte_mp); 512 rte_mp = NULL; 513 goto err; 514 } 515 rte_pktmbuf_pool_init(rte_mp, NULL); 516 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 517 } else { 518 /* wrapper to rte_mempool_create() */ 519 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 520 rte_mbuf_best_mempool_ops()); 521 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 522 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 523 } 524 525 err: 526 if (rte_mp == NULL) { 527 rte_exit(EXIT_FAILURE, 528 "Creation of mbuf pool for socket %u failed: %s\n", 529 socket_id, rte_strerror(rte_errno)); 530 } else if (verbose_level > 0) { 531 rte_mempool_dump(stdout, rte_mp); 532 } 533 } 534 535 /* 536 * Check given socket id is valid or not with NUMA mode, 537 * if valid, return 0, else return -1 538 */ 539 static int 540 check_socket_id(const unsigned int socket_id) 541 { 542 static int warning_once = 0; 543 544 if (new_socket_id(socket_id)) { 545 if (!warning_once && numa_support) 546 printf("Warning: NUMA should be configured manually by" 547 " using --port-numa-config and" 548 " --ring-numa-config parameters along with" 549 " --numa.\n"); 550 warning_once = 1; 551 return -1; 552 } 553 return 0; 554 } 555 556 /* 557 * Get the allowed maximum number of RX queues. 558 * *pid return the port id which has minimal value of 559 * max_rx_queues in all ports. 560 */ 561 queueid_t 562 get_allowed_max_nb_rxq(portid_t *pid) 563 { 564 queueid_t allowed_max_rxq = MAX_QUEUE_ID; 565 portid_t pi; 566 struct rte_eth_dev_info dev_info; 567 568 RTE_ETH_FOREACH_DEV(pi) { 569 rte_eth_dev_info_get(pi, &dev_info); 570 if (dev_info.max_rx_queues < allowed_max_rxq) { 571 allowed_max_rxq = dev_info.max_rx_queues; 572 *pid = pi; 573 } 574 } 575 return allowed_max_rxq; 576 } 577 578 /* 579 * Check input rxq is valid or not. 580 * If input rxq is not greater than any of maximum number 581 * of RX queues of all ports, it is valid. 582 * if valid, return 0, else return -1 583 */ 584 int 585 check_nb_rxq(queueid_t rxq) 586 { 587 queueid_t allowed_max_rxq; 588 portid_t pid = 0; 589 590 allowed_max_rxq = get_allowed_max_nb_rxq(&pid); 591 if (rxq > allowed_max_rxq) { 592 printf("Fail: input rxq (%u) can't be greater " 593 "than max_rx_queues (%u) of port %u\n", 594 rxq, 595 allowed_max_rxq, 596 pid); 597 return -1; 598 } 599 return 0; 600 } 601 602 /* 603 * Get the allowed maximum number of TX queues. 604 * *pid return the port id which has minimal value of 605 * max_tx_queues in all ports. 606 */ 607 queueid_t 608 get_allowed_max_nb_txq(portid_t *pid) 609 { 610 queueid_t allowed_max_txq = MAX_QUEUE_ID; 611 portid_t pi; 612 struct rte_eth_dev_info dev_info; 613 614 RTE_ETH_FOREACH_DEV(pi) { 615 rte_eth_dev_info_get(pi, &dev_info); 616 if (dev_info.max_tx_queues < allowed_max_txq) { 617 allowed_max_txq = dev_info.max_tx_queues; 618 *pid = pi; 619 } 620 } 621 return allowed_max_txq; 622 } 623 624 /* 625 * Check input txq is valid or not. 626 * If input txq is not greater than any of maximum number 627 * of TX queues of all ports, it is valid. 628 * if valid, return 0, else return -1 629 */ 630 int 631 check_nb_txq(queueid_t txq) 632 { 633 queueid_t allowed_max_txq; 634 portid_t pid = 0; 635 636 allowed_max_txq = get_allowed_max_nb_txq(&pid); 637 if (txq > allowed_max_txq) { 638 printf("Fail: input txq (%u) can't be greater " 639 "than max_tx_queues (%u) of port %u\n", 640 txq, 641 allowed_max_txq, 642 pid); 643 return -1; 644 } 645 return 0; 646 } 647 648 static void 649 init_config(void) 650 { 651 portid_t pid; 652 struct rte_port *port; 653 struct rte_mempool *mbp; 654 unsigned int nb_mbuf_per_pool; 655 lcoreid_t lc_id; 656 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 657 struct rte_gro_param gro_param; 658 uint32_t gso_types; 659 660 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 661 662 if (numa_support) { 663 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 664 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 665 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 666 } 667 668 /* Configuration of logical cores. */ 669 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 670 sizeof(struct fwd_lcore *) * nb_lcores, 671 RTE_CACHE_LINE_SIZE); 672 if (fwd_lcores == NULL) { 673 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 674 "failed\n", nb_lcores); 675 } 676 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 677 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 678 sizeof(struct fwd_lcore), 679 RTE_CACHE_LINE_SIZE); 680 if (fwd_lcores[lc_id] == NULL) { 681 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 682 "failed\n"); 683 } 684 fwd_lcores[lc_id]->cpuid_idx = lc_id; 685 } 686 687 RTE_ETH_FOREACH_DEV(pid) { 688 port = &ports[pid]; 689 /* Apply default TxRx configuration for all ports */ 690 port->dev_conf.txmode = tx_mode; 691 port->dev_conf.rxmode = rx_mode; 692 rte_eth_dev_info_get(pid, &port->dev_info); 693 if (!(port->dev_info.tx_offload_capa & 694 DEV_TX_OFFLOAD_MBUF_FAST_FREE)) 695 port->dev_conf.txmode.offloads &= 696 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE; 697 if (!(port->dev_info.rx_offload_capa & 698 DEV_RX_OFFLOAD_CRC_STRIP)) 699 port->dev_conf.rxmode.offloads &= 700 ~DEV_RX_OFFLOAD_CRC_STRIP; 701 if (numa_support) { 702 if (port_numa[pid] != NUMA_NO_CONFIG) 703 port_per_socket[port_numa[pid]]++; 704 else { 705 uint32_t socket_id = rte_eth_dev_socket_id(pid); 706 707 /* if socket_id is invalid, set to 0 */ 708 if (check_socket_id(socket_id) < 0) 709 socket_id = 0; 710 port_per_socket[socket_id]++; 711 } 712 } 713 714 /* set flag to initialize port/queue */ 715 port->need_reconfig = 1; 716 port->need_reconfig_queues = 1; 717 } 718 719 /* 720 * Create pools of mbuf. 721 * If NUMA support is disabled, create a single pool of mbuf in 722 * socket 0 memory by default. 723 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 724 * 725 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 726 * nb_txd can be configured at run time. 727 */ 728 if (param_total_num_mbufs) 729 nb_mbuf_per_pool = param_total_num_mbufs; 730 else { 731 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 732 (nb_lcores * mb_mempool_cache) + 733 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 734 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 735 } 736 737 if (numa_support) { 738 uint8_t i; 739 740 for (i = 0; i < num_sockets; i++) 741 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 742 socket_ids[i]); 743 } else { 744 if (socket_num == UMA_NO_CONFIG) 745 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 746 else 747 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 748 socket_num); 749 } 750 751 init_port_config(); 752 753 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 754 DEV_TX_OFFLOAD_GRE_TNL_TSO; 755 /* 756 * Records which Mbuf pool to use by each logical core, if needed. 757 */ 758 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 759 mbp = mbuf_pool_find( 760 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 761 762 if (mbp == NULL) 763 mbp = mbuf_pool_find(0); 764 fwd_lcores[lc_id]->mbp = mbp; 765 /* initialize GSO context */ 766 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 767 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 768 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 769 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN - 770 ETHER_CRC_LEN; 771 fwd_lcores[lc_id]->gso_ctx.flag = 0; 772 } 773 774 /* Configuration of packet forwarding streams. */ 775 if (init_fwd_streams() < 0) 776 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 777 778 fwd_config_setup(); 779 780 /* create a gro context for each lcore */ 781 gro_param.gro_types = RTE_GRO_TCP_IPV4; 782 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 783 gro_param.max_item_per_flow = MAX_PKT_BURST; 784 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 785 gro_param.socket_id = rte_lcore_to_socket_id( 786 fwd_lcores_cpuids[lc_id]); 787 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 788 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 789 rte_exit(EXIT_FAILURE, 790 "rte_gro_ctx_create() failed\n"); 791 } 792 } 793 } 794 795 796 void 797 reconfig(portid_t new_port_id, unsigned socket_id) 798 { 799 struct rte_port *port; 800 801 /* Reconfiguration of Ethernet ports. */ 802 port = &ports[new_port_id]; 803 rte_eth_dev_info_get(new_port_id, &port->dev_info); 804 805 /* set flag to initialize port/queue */ 806 port->need_reconfig = 1; 807 port->need_reconfig_queues = 1; 808 port->socket_id = socket_id; 809 810 init_port_config(); 811 } 812 813 814 int 815 init_fwd_streams(void) 816 { 817 portid_t pid; 818 struct rte_port *port; 819 streamid_t sm_id, nb_fwd_streams_new; 820 queueid_t q; 821 822 /* set socket id according to numa or not */ 823 RTE_ETH_FOREACH_DEV(pid) { 824 port = &ports[pid]; 825 if (nb_rxq > port->dev_info.max_rx_queues) { 826 printf("Fail: nb_rxq(%d) is greater than " 827 "max_rx_queues(%d)\n", nb_rxq, 828 port->dev_info.max_rx_queues); 829 return -1; 830 } 831 if (nb_txq > port->dev_info.max_tx_queues) { 832 printf("Fail: nb_txq(%d) is greater than " 833 "max_tx_queues(%d)\n", nb_txq, 834 port->dev_info.max_tx_queues); 835 return -1; 836 } 837 if (numa_support) { 838 if (port_numa[pid] != NUMA_NO_CONFIG) 839 port->socket_id = port_numa[pid]; 840 else { 841 port->socket_id = rte_eth_dev_socket_id(pid); 842 843 /* if socket_id is invalid, set to 0 */ 844 if (check_socket_id(port->socket_id) < 0) 845 port->socket_id = 0; 846 } 847 } 848 else { 849 if (socket_num == UMA_NO_CONFIG) 850 port->socket_id = 0; 851 else 852 port->socket_id = socket_num; 853 } 854 } 855 856 q = RTE_MAX(nb_rxq, nb_txq); 857 if (q == 0) { 858 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 859 return -1; 860 } 861 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 862 if (nb_fwd_streams_new == nb_fwd_streams) 863 return 0; 864 /* clear the old */ 865 if (fwd_streams != NULL) { 866 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 867 if (fwd_streams[sm_id] == NULL) 868 continue; 869 rte_free(fwd_streams[sm_id]); 870 fwd_streams[sm_id] = NULL; 871 } 872 rte_free(fwd_streams); 873 fwd_streams = NULL; 874 } 875 876 /* init new */ 877 nb_fwd_streams = nb_fwd_streams_new; 878 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 879 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE); 880 if (fwd_streams == NULL) 881 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) " 882 "failed\n", nb_fwd_streams); 883 884 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 885 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream", 886 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE); 887 if (fwd_streams[sm_id] == NULL) 888 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)" 889 " failed\n"); 890 } 891 892 return 0; 893 } 894 895 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 896 static void 897 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 898 { 899 unsigned int total_burst; 900 unsigned int nb_burst; 901 unsigned int burst_stats[3]; 902 uint16_t pktnb_stats[3]; 903 uint16_t nb_pkt; 904 int burst_percent[3]; 905 906 /* 907 * First compute the total number of packet bursts and the 908 * two highest numbers of bursts of the same number of packets. 909 */ 910 total_burst = 0; 911 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 912 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 913 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 914 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 915 if (nb_burst == 0) 916 continue; 917 total_burst += nb_burst; 918 if (nb_burst > burst_stats[0]) { 919 burst_stats[1] = burst_stats[0]; 920 pktnb_stats[1] = pktnb_stats[0]; 921 burst_stats[0] = nb_burst; 922 pktnb_stats[0] = nb_pkt; 923 } 924 } 925 if (total_burst == 0) 926 return; 927 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 928 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 929 burst_percent[0], (int) pktnb_stats[0]); 930 if (burst_stats[0] == total_burst) { 931 printf("]\n"); 932 return; 933 } 934 if (burst_stats[0] + burst_stats[1] == total_burst) { 935 printf(" + %d%% of %d pkts]\n", 936 100 - burst_percent[0], pktnb_stats[1]); 937 return; 938 } 939 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 940 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 941 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 942 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 943 return; 944 } 945 printf(" + %d%% of %d pkts + %d%% of others]\n", 946 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 947 } 948 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 949 950 static void 951 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 952 { 953 struct rte_port *port; 954 uint8_t i; 955 956 static const char *fwd_stats_border = "----------------------"; 957 958 port = &ports[port_id]; 959 printf("\n %s Forward statistics for port %-2d %s\n", 960 fwd_stats_border, port_id, fwd_stats_border); 961 962 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 963 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 964 "%-"PRIu64"\n", 965 stats->ipackets, stats->imissed, 966 (uint64_t) (stats->ipackets + stats->imissed)); 967 968 if (cur_fwd_eng == &csum_fwd_engine) 969 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 970 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 971 if ((stats->ierrors + stats->rx_nombuf) > 0) { 972 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 973 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 974 } 975 976 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 977 "%-"PRIu64"\n", 978 stats->opackets, port->tx_dropped, 979 (uint64_t) (stats->opackets + port->tx_dropped)); 980 } 981 else { 982 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 983 "%14"PRIu64"\n", 984 stats->ipackets, stats->imissed, 985 (uint64_t) (stats->ipackets + stats->imissed)); 986 987 if (cur_fwd_eng == &csum_fwd_engine) 988 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 989 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 990 if ((stats->ierrors + stats->rx_nombuf) > 0) { 991 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 992 printf(" RX-nombufs: %14"PRIu64"\n", 993 stats->rx_nombuf); 994 } 995 996 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 997 "%14"PRIu64"\n", 998 stats->opackets, port->tx_dropped, 999 (uint64_t) (stats->opackets + port->tx_dropped)); 1000 } 1001 1002 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1003 if (port->rx_stream) 1004 pkt_burst_stats_display("RX", 1005 &port->rx_stream->rx_burst_stats); 1006 if (port->tx_stream) 1007 pkt_burst_stats_display("TX", 1008 &port->tx_stream->tx_burst_stats); 1009 #endif 1010 1011 if (port->rx_queue_stats_mapping_enabled) { 1012 printf("\n"); 1013 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1014 printf(" Stats reg %2d RX-packets:%14"PRIu64 1015 " RX-errors:%14"PRIu64 1016 " RX-bytes:%14"PRIu64"\n", 1017 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 1018 } 1019 printf("\n"); 1020 } 1021 if (port->tx_queue_stats_mapping_enabled) { 1022 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1023 printf(" Stats reg %2d TX-packets:%14"PRIu64 1024 " TX-bytes:%14"PRIu64"\n", 1025 i, stats->q_opackets[i], stats->q_obytes[i]); 1026 } 1027 } 1028 1029 printf(" %s--------------------------------%s\n", 1030 fwd_stats_border, fwd_stats_border); 1031 } 1032 1033 static void 1034 fwd_stream_stats_display(streamid_t stream_id) 1035 { 1036 struct fwd_stream *fs; 1037 static const char *fwd_top_stats_border = "-------"; 1038 1039 fs = fwd_streams[stream_id]; 1040 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 1041 (fs->fwd_dropped == 0)) 1042 return; 1043 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 1044 "TX Port=%2d/Queue=%2d %s\n", 1045 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 1046 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 1047 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 1048 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 1049 1050 /* if checksum mode */ 1051 if (cur_fwd_eng == &csum_fwd_engine) { 1052 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 1053 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 1054 } 1055 1056 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1057 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 1058 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 1059 #endif 1060 } 1061 1062 static void 1063 flush_fwd_rx_queues(void) 1064 { 1065 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 1066 portid_t rxp; 1067 portid_t port_id; 1068 queueid_t rxq; 1069 uint16_t nb_rx; 1070 uint16_t i; 1071 uint8_t j; 1072 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 1073 uint64_t timer_period; 1074 1075 /* convert to number of cycles */ 1076 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 1077 1078 for (j = 0; j < 2; j++) { 1079 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 1080 for (rxq = 0; rxq < nb_rxq; rxq++) { 1081 port_id = fwd_ports_ids[rxp]; 1082 /** 1083 * testpmd can stuck in the below do while loop 1084 * if rte_eth_rx_burst() always returns nonzero 1085 * packets. So timer is added to exit this loop 1086 * after 1sec timer expiry. 1087 */ 1088 prev_tsc = rte_rdtsc(); 1089 do { 1090 nb_rx = rte_eth_rx_burst(port_id, rxq, 1091 pkts_burst, MAX_PKT_BURST); 1092 for (i = 0; i < nb_rx; i++) 1093 rte_pktmbuf_free(pkts_burst[i]); 1094 1095 cur_tsc = rte_rdtsc(); 1096 diff_tsc = cur_tsc - prev_tsc; 1097 timer_tsc += diff_tsc; 1098 } while ((nb_rx > 0) && 1099 (timer_tsc < timer_period)); 1100 timer_tsc = 0; 1101 } 1102 } 1103 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 1104 } 1105 } 1106 1107 static void 1108 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 1109 { 1110 struct fwd_stream **fsm; 1111 streamid_t nb_fs; 1112 streamid_t sm_id; 1113 #ifdef RTE_LIBRTE_BITRATE 1114 uint64_t tics_per_1sec; 1115 uint64_t tics_datum; 1116 uint64_t tics_current; 1117 uint8_t idx_port, cnt_ports; 1118 1119 cnt_ports = rte_eth_dev_count(); 1120 tics_datum = rte_rdtsc(); 1121 tics_per_1sec = rte_get_timer_hz(); 1122 #endif 1123 fsm = &fwd_streams[fc->stream_idx]; 1124 nb_fs = fc->stream_nb; 1125 do { 1126 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1127 (*pkt_fwd)(fsm[sm_id]); 1128 #ifdef RTE_LIBRTE_BITRATE 1129 if (bitrate_enabled != 0 && 1130 bitrate_lcore_id == rte_lcore_id()) { 1131 tics_current = rte_rdtsc(); 1132 if (tics_current - tics_datum >= tics_per_1sec) { 1133 /* Periodic bitrate calculation */ 1134 for (idx_port = 0; 1135 idx_port < cnt_ports; 1136 idx_port++) 1137 rte_stats_bitrate_calc(bitrate_data, 1138 idx_port); 1139 tics_datum = tics_current; 1140 } 1141 } 1142 #endif 1143 #ifdef RTE_LIBRTE_LATENCY_STATS 1144 if (latencystats_enabled != 0 && 1145 latencystats_lcore_id == rte_lcore_id()) 1146 rte_latencystats_update(); 1147 #endif 1148 1149 } while (! fc->stopped); 1150 } 1151 1152 static int 1153 start_pkt_forward_on_core(void *fwd_arg) 1154 { 1155 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1156 cur_fwd_config.fwd_eng->packet_fwd); 1157 return 0; 1158 } 1159 1160 /* 1161 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1162 * Used to start communication flows in network loopback test configurations. 1163 */ 1164 static int 1165 run_one_txonly_burst_on_core(void *fwd_arg) 1166 { 1167 struct fwd_lcore *fwd_lc; 1168 struct fwd_lcore tmp_lcore; 1169 1170 fwd_lc = (struct fwd_lcore *) fwd_arg; 1171 tmp_lcore = *fwd_lc; 1172 tmp_lcore.stopped = 1; 1173 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1174 return 0; 1175 } 1176 1177 /* 1178 * Launch packet forwarding: 1179 * - Setup per-port forwarding context. 1180 * - launch logical cores with their forwarding configuration. 1181 */ 1182 static void 1183 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1184 { 1185 port_fwd_begin_t port_fwd_begin; 1186 unsigned int i; 1187 unsigned int lc_id; 1188 int diag; 1189 1190 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1191 if (port_fwd_begin != NULL) { 1192 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1193 (*port_fwd_begin)(fwd_ports_ids[i]); 1194 } 1195 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1196 lc_id = fwd_lcores_cpuids[i]; 1197 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1198 fwd_lcores[i]->stopped = 0; 1199 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1200 fwd_lcores[i], lc_id); 1201 if (diag != 0) 1202 printf("launch lcore %u failed - diag=%d\n", 1203 lc_id, diag); 1204 } 1205 } 1206 } 1207 1208 /* 1209 * Launch packet forwarding configuration. 1210 */ 1211 void 1212 start_packet_forwarding(int with_tx_first) 1213 { 1214 port_fwd_begin_t port_fwd_begin; 1215 port_fwd_end_t port_fwd_end; 1216 struct rte_port *port; 1217 unsigned int i; 1218 portid_t pt_id; 1219 streamid_t sm_id; 1220 1221 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1222 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1223 1224 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1225 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1226 1227 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1228 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1229 (!nb_rxq || !nb_txq)) 1230 rte_exit(EXIT_FAILURE, 1231 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1232 cur_fwd_eng->fwd_mode_name); 1233 1234 if (all_ports_started() == 0) { 1235 printf("Not all ports were started\n"); 1236 return; 1237 } 1238 if (test_done == 0) { 1239 printf("Packet forwarding already started\n"); 1240 return; 1241 } 1242 1243 if (init_fwd_streams() < 0) { 1244 printf("Fail from init_fwd_streams()\n"); 1245 return; 1246 } 1247 1248 if(dcb_test) { 1249 for (i = 0; i < nb_fwd_ports; i++) { 1250 pt_id = fwd_ports_ids[i]; 1251 port = &ports[pt_id]; 1252 if (!port->dcb_flag) { 1253 printf("In DCB mode, all forwarding ports must " 1254 "be configured in this mode.\n"); 1255 return; 1256 } 1257 } 1258 if (nb_fwd_lcores == 1) { 1259 printf("In DCB mode,the nb forwarding cores " 1260 "should be larger than 1.\n"); 1261 return; 1262 } 1263 } 1264 test_done = 0; 1265 1266 if(!no_flush_rx) 1267 flush_fwd_rx_queues(); 1268 1269 fwd_config_setup(); 1270 pkt_fwd_config_display(&cur_fwd_config); 1271 rxtx_config_display(); 1272 1273 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1274 pt_id = fwd_ports_ids[i]; 1275 port = &ports[pt_id]; 1276 rte_eth_stats_get(pt_id, &port->stats); 1277 port->tx_dropped = 0; 1278 1279 map_port_queue_stats_mapping_registers(pt_id, port); 1280 } 1281 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1282 fwd_streams[sm_id]->rx_packets = 0; 1283 fwd_streams[sm_id]->tx_packets = 0; 1284 fwd_streams[sm_id]->fwd_dropped = 0; 1285 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1286 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1287 1288 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1289 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1290 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1291 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1292 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1293 #endif 1294 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1295 fwd_streams[sm_id]->core_cycles = 0; 1296 #endif 1297 } 1298 if (with_tx_first) { 1299 port_fwd_begin = tx_only_engine.port_fwd_begin; 1300 if (port_fwd_begin != NULL) { 1301 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1302 (*port_fwd_begin)(fwd_ports_ids[i]); 1303 } 1304 while (with_tx_first--) { 1305 launch_packet_forwarding( 1306 run_one_txonly_burst_on_core); 1307 rte_eal_mp_wait_lcore(); 1308 } 1309 port_fwd_end = tx_only_engine.port_fwd_end; 1310 if (port_fwd_end != NULL) { 1311 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1312 (*port_fwd_end)(fwd_ports_ids[i]); 1313 } 1314 } 1315 launch_packet_forwarding(start_pkt_forward_on_core); 1316 } 1317 1318 void 1319 stop_packet_forwarding(void) 1320 { 1321 struct rte_eth_stats stats; 1322 struct rte_port *port; 1323 port_fwd_end_t port_fwd_end; 1324 int i; 1325 portid_t pt_id; 1326 streamid_t sm_id; 1327 lcoreid_t lc_id; 1328 uint64_t total_recv; 1329 uint64_t total_xmit; 1330 uint64_t total_rx_dropped; 1331 uint64_t total_tx_dropped; 1332 uint64_t total_rx_nombuf; 1333 uint64_t tx_dropped; 1334 uint64_t rx_bad_ip_csum; 1335 uint64_t rx_bad_l4_csum; 1336 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1337 uint64_t fwd_cycles; 1338 #endif 1339 1340 static const char *acc_stats_border = "+++++++++++++++"; 1341 1342 if (test_done) { 1343 printf("Packet forwarding not started\n"); 1344 return; 1345 } 1346 printf("Telling cores to stop..."); 1347 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1348 fwd_lcores[lc_id]->stopped = 1; 1349 printf("\nWaiting for lcores to finish...\n"); 1350 rte_eal_mp_wait_lcore(); 1351 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1352 if (port_fwd_end != NULL) { 1353 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1354 pt_id = fwd_ports_ids[i]; 1355 (*port_fwd_end)(pt_id); 1356 } 1357 } 1358 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1359 fwd_cycles = 0; 1360 #endif 1361 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1362 if (cur_fwd_config.nb_fwd_streams > 1363 cur_fwd_config.nb_fwd_ports) { 1364 fwd_stream_stats_display(sm_id); 1365 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1366 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1367 } else { 1368 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1369 fwd_streams[sm_id]; 1370 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1371 fwd_streams[sm_id]; 1372 } 1373 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1374 tx_dropped = (uint64_t) (tx_dropped + 1375 fwd_streams[sm_id]->fwd_dropped); 1376 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1377 1378 rx_bad_ip_csum = 1379 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1380 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1381 fwd_streams[sm_id]->rx_bad_ip_csum); 1382 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1383 rx_bad_ip_csum; 1384 1385 rx_bad_l4_csum = 1386 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1387 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1388 fwd_streams[sm_id]->rx_bad_l4_csum); 1389 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1390 rx_bad_l4_csum; 1391 1392 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1393 fwd_cycles = (uint64_t) (fwd_cycles + 1394 fwd_streams[sm_id]->core_cycles); 1395 #endif 1396 } 1397 total_recv = 0; 1398 total_xmit = 0; 1399 total_rx_dropped = 0; 1400 total_tx_dropped = 0; 1401 total_rx_nombuf = 0; 1402 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1403 pt_id = fwd_ports_ids[i]; 1404 1405 port = &ports[pt_id]; 1406 rte_eth_stats_get(pt_id, &stats); 1407 stats.ipackets -= port->stats.ipackets; 1408 port->stats.ipackets = 0; 1409 stats.opackets -= port->stats.opackets; 1410 port->stats.opackets = 0; 1411 stats.ibytes -= port->stats.ibytes; 1412 port->stats.ibytes = 0; 1413 stats.obytes -= port->stats.obytes; 1414 port->stats.obytes = 0; 1415 stats.imissed -= port->stats.imissed; 1416 port->stats.imissed = 0; 1417 stats.oerrors -= port->stats.oerrors; 1418 port->stats.oerrors = 0; 1419 stats.rx_nombuf -= port->stats.rx_nombuf; 1420 port->stats.rx_nombuf = 0; 1421 1422 total_recv += stats.ipackets; 1423 total_xmit += stats.opackets; 1424 total_rx_dropped += stats.imissed; 1425 total_tx_dropped += port->tx_dropped; 1426 total_rx_nombuf += stats.rx_nombuf; 1427 1428 fwd_port_stats_display(pt_id, &stats); 1429 } 1430 1431 printf("\n %s Accumulated forward statistics for all ports" 1432 "%s\n", 1433 acc_stats_border, acc_stats_border); 1434 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1435 "%-"PRIu64"\n" 1436 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1437 "%-"PRIu64"\n", 1438 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1439 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1440 if (total_rx_nombuf > 0) 1441 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1442 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1443 "%s\n", 1444 acc_stats_border, acc_stats_border); 1445 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1446 if (total_recv > 0) 1447 printf("\n CPU cycles/packet=%u (total cycles=" 1448 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1449 (unsigned int)(fwd_cycles / total_recv), 1450 fwd_cycles, total_recv); 1451 #endif 1452 printf("\nDone.\n"); 1453 test_done = 1; 1454 } 1455 1456 void 1457 dev_set_link_up(portid_t pid) 1458 { 1459 if (rte_eth_dev_set_link_up(pid) < 0) 1460 printf("\nSet link up fail.\n"); 1461 } 1462 1463 void 1464 dev_set_link_down(portid_t pid) 1465 { 1466 if (rte_eth_dev_set_link_down(pid) < 0) 1467 printf("\nSet link down fail.\n"); 1468 } 1469 1470 static int 1471 all_ports_started(void) 1472 { 1473 portid_t pi; 1474 struct rte_port *port; 1475 1476 RTE_ETH_FOREACH_DEV(pi) { 1477 port = &ports[pi]; 1478 /* Check if there is a port which is not started */ 1479 if ((port->port_status != RTE_PORT_STARTED) && 1480 (port->slave_flag == 0)) 1481 return 0; 1482 } 1483 1484 /* No port is not started */ 1485 return 1; 1486 } 1487 1488 int 1489 port_is_stopped(portid_t port_id) 1490 { 1491 struct rte_port *port = &ports[port_id]; 1492 1493 if ((port->port_status != RTE_PORT_STOPPED) && 1494 (port->slave_flag == 0)) 1495 return 0; 1496 return 1; 1497 } 1498 1499 int 1500 all_ports_stopped(void) 1501 { 1502 portid_t pi; 1503 1504 RTE_ETH_FOREACH_DEV(pi) { 1505 if (!port_is_stopped(pi)) 1506 return 0; 1507 } 1508 1509 return 1; 1510 } 1511 1512 int 1513 port_is_started(portid_t port_id) 1514 { 1515 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1516 return 0; 1517 1518 if (ports[port_id].port_status != RTE_PORT_STARTED) 1519 return 0; 1520 1521 return 1; 1522 } 1523 1524 static int 1525 port_is_closed(portid_t port_id) 1526 { 1527 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1528 return 0; 1529 1530 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1531 return 0; 1532 1533 return 1; 1534 } 1535 1536 int 1537 start_port(portid_t pid) 1538 { 1539 int diag, need_check_link_status = -1; 1540 portid_t pi; 1541 queueid_t qi; 1542 struct rte_port *port; 1543 struct ether_addr mac_addr; 1544 enum rte_eth_event_type event_type; 1545 1546 if (port_id_is_invalid(pid, ENABLED_WARN)) 1547 return 0; 1548 1549 if(dcb_config) 1550 dcb_test = 1; 1551 RTE_ETH_FOREACH_DEV(pi) { 1552 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1553 continue; 1554 1555 need_check_link_status = 0; 1556 port = &ports[pi]; 1557 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1558 RTE_PORT_HANDLING) == 0) { 1559 printf("Port %d is now not stopped\n", pi); 1560 continue; 1561 } 1562 1563 if (port->need_reconfig > 0) { 1564 port->need_reconfig = 0; 1565 1566 if (flow_isolate_all) { 1567 int ret = port_flow_isolate(pi, 1); 1568 if (ret) { 1569 printf("Failed to apply isolated" 1570 " mode on port %d\n", pi); 1571 return -1; 1572 } 1573 } 1574 1575 printf("Configuring Port %d (socket %u)\n", pi, 1576 port->socket_id); 1577 /* configure port */ 1578 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1579 &(port->dev_conf)); 1580 if (diag != 0) { 1581 if (rte_atomic16_cmpset(&(port->port_status), 1582 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1583 printf("Port %d can not be set back " 1584 "to stopped\n", pi); 1585 printf("Fail to configure port %d\n", pi); 1586 /* try to reconfigure port next time */ 1587 port->need_reconfig = 1; 1588 return -1; 1589 } 1590 } 1591 if (port->need_reconfig_queues > 0) { 1592 port->need_reconfig_queues = 0; 1593 port->tx_conf.txq_flags = ETH_TXQ_FLAGS_IGNORE; 1594 /* Apply Tx offloads configuration */ 1595 port->tx_conf.offloads = port->dev_conf.txmode.offloads; 1596 /* setup tx queues */ 1597 for (qi = 0; qi < nb_txq; qi++) { 1598 if ((numa_support) && 1599 (txring_numa[pi] != NUMA_NO_CONFIG)) 1600 diag = rte_eth_tx_queue_setup(pi, qi, 1601 nb_txd,txring_numa[pi], 1602 &(port->tx_conf)); 1603 else 1604 diag = rte_eth_tx_queue_setup(pi, qi, 1605 nb_txd,port->socket_id, 1606 &(port->tx_conf)); 1607 1608 if (diag == 0) 1609 continue; 1610 1611 /* Fail to setup tx queue, return */ 1612 if (rte_atomic16_cmpset(&(port->port_status), 1613 RTE_PORT_HANDLING, 1614 RTE_PORT_STOPPED) == 0) 1615 printf("Port %d can not be set back " 1616 "to stopped\n", pi); 1617 printf("Fail to configure port %d tx queues\n", pi); 1618 /* try to reconfigure queues next time */ 1619 port->need_reconfig_queues = 1; 1620 return -1; 1621 } 1622 /* Apply Rx offloads configuration */ 1623 port->rx_conf.offloads = port->dev_conf.rxmode.offloads; 1624 /* setup rx queues */ 1625 for (qi = 0; qi < nb_rxq; qi++) { 1626 if ((numa_support) && 1627 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1628 struct rte_mempool * mp = 1629 mbuf_pool_find(rxring_numa[pi]); 1630 if (mp == NULL) { 1631 printf("Failed to setup RX queue:" 1632 "No mempool allocation" 1633 " on the socket %d\n", 1634 rxring_numa[pi]); 1635 return -1; 1636 } 1637 1638 diag = rte_eth_rx_queue_setup(pi, qi, 1639 nb_rxd,rxring_numa[pi], 1640 &(port->rx_conf),mp); 1641 } else { 1642 struct rte_mempool *mp = 1643 mbuf_pool_find(port->socket_id); 1644 if (mp == NULL) { 1645 printf("Failed to setup RX queue:" 1646 "No mempool allocation" 1647 " on the socket %d\n", 1648 port->socket_id); 1649 return -1; 1650 } 1651 diag = rte_eth_rx_queue_setup(pi, qi, 1652 nb_rxd,port->socket_id, 1653 &(port->rx_conf), mp); 1654 } 1655 if (diag == 0) 1656 continue; 1657 1658 /* Fail to setup rx queue, return */ 1659 if (rte_atomic16_cmpset(&(port->port_status), 1660 RTE_PORT_HANDLING, 1661 RTE_PORT_STOPPED) == 0) 1662 printf("Port %d can not be set back " 1663 "to stopped\n", pi); 1664 printf("Fail to configure port %d rx queues\n", pi); 1665 /* try to reconfigure queues next time */ 1666 port->need_reconfig_queues = 1; 1667 return -1; 1668 } 1669 } 1670 1671 /* start port */ 1672 if (rte_eth_dev_start(pi) < 0) { 1673 printf("Fail to start port %d\n", pi); 1674 1675 /* Fail to setup rx queue, return */ 1676 if (rte_atomic16_cmpset(&(port->port_status), 1677 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1678 printf("Port %d can not be set back to " 1679 "stopped\n", pi); 1680 continue; 1681 } 1682 1683 if (rte_atomic16_cmpset(&(port->port_status), 1684 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1685 printf("Port %d can not be set into started\n", pi); 1686 1687 rte_eth_macaddr_get(pi, &mac_addr); 1688 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1689 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1690 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1691 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1692 1693 /* at least one port started, need checking link status */ 1694 need_check_link_status = 1; 1695 } 1696 1697 for (event_type = RTE_ETH_EVENT_UNKNOWN; 1698 event_type < RTE_ETH_EVENT_MAX; 1699 event_type++) { 1700 diag = rte_eth_dev_callback_register(RTE_ETH_ALL, 1701 event_type, 1702 eth_event_callback, 1703 NULL); 1704 if (diag) { 1705 printf("Failed to setup even callback for event %d\n", 1706 event_type); 1707 return -1; 1708 } 1709 } 1710 1711 if (need_check_link_status == 1 && !no_link_check) 1712 check_all_ports_link_status(RTE_PORT_ALL); 1713 else if (need_check_link_status == 0) 1714 printf("Please stop the ports first\n"); 1715 1716 printf("Done\n"); 1717 return 0; 1718 } 1719 1720 void 1721 stop_port(portid_t pid) 1722 { 1723 portid_t pi; 1724 struct rte_port *port; 1725 int need_check_link_status = 0; 1726 1727 if (dcb_test) { 1728 dcb_test = 0; 1729 dcb_config = 0; 1730 } 1731 1732 if (port_id_is_invalid(pid, ENABLED_WARN)) 1733 return; 1734 1735 printf("Stopping ports...\n"); 1736 1737 RTE_ETH_FOREACH_DEV(pi) { 1738 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1739 continue; 1740 1741 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1742 printf("Please remove port %d from forwarding configuration.\n", pi); 1743 continue; 1744 } 1745 1746 if (port_is_bonding_slave(pi)) { 1747 printf("Please remove port %d from bonded device.\n", pi); 1748 continue; 1749 } 1750 1751 port = &ports[pi]; 1752 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1753 RTE_PORT_HANDLING) == 0) 1754 continue; 1755 1756 rte_eth_dev_stop(pi); 1757 1758 if (rte_atomic16_cmpset(&(port->port_status), 1759 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1760 printf("Port %d can not be set into stopped\n", pi); 1761 need_check_link_status = 1; 1762 } 1763 if (need_check_link_status && !no_link_check) 1764 check_all_ports_link_status(RTE_PORT_ALL); 1765 1766 printf("Done\n"); 1767 } 1768 1769 void 1770 close_port(portid_t pid) 1771 { 1772 portid_t pi; 1773 struct rte_port *port; 1774 1775 if (port_id_is_invalid(pid, ENABLED_WARN)) 1776 return; 1777 1778 printf("Closing ports...\n"); 1779 1780 RTE_ETH_FOREACH_DEV(pi) { 1781 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1782 continue; 1783 1784 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1785 printf("Please remove port %d from forwarding configuration.\n", pi); 1786 continue; 1787 } 1788 1789 if (port_is_bonding_slave(pi)) { 1790 printf("Please remove port %d from bonded device.\n", pi); 1791 continue; 1792 } 1793 1794 port = &ports[pi]; 1795 if (rte_atomic16_cmpset(&(port->port_status), 1796 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1797 printf("Port %d is already closed\n", pi); 1798 continue; 1799 } 1800 1801 if (rte_atomic16_cmpset(&(port->port_status), 1802 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1803 printf("Port %d is now not stopped\n", pi); 1804 continue; 1805 } 1806 1807 if (port->flow_list) 1808 port_flow_flush(pi); 1809 rte_eth_dev_close(pi); 1810 1811 if (rte_atomic16_cmpset(&(port->port_status), 1812 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1813 printf("Port %d cannot be set to closed\n", pi); 1814 } 1815 1816 printf("Done\n"); 1817 } 1818 1819 void 1820 reset_port(portid_t pid) 1821 { 1822 int diag; 1823 portid_t pi; 1824 struct rte_port *port; 1825 1826 if (port_id_is_invalid(pid, ENABLED_WARN)) 1827 return; 1828 1829 printf("Resetting ports...\n"); 1830 1831 RTE_ETH_FOREACH_DEV(pi) { 1832 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1833 continue; 1834 1835 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1836 printf("Please remove port %d from forwarding " 1837 "configuration.\n", pi); 1838 continue; 1839 } 1840 1841 if (port_is_bonding_slave(pi)) { 1842 printf("Please remove port %d from bonded device.\n", 1843 pi); 1844 continue; 1845 } 1846 1847 diag = rte_eth_dev_reset(pi); 1848 if (diag == 0) { 1849 port = &ports[pi]; 1850 port->need_reconfig = 1; 1851 port->need_reconfig_queues = 1; 1852 } else { 1853 printf("Failed to reset port %d. diag=%d\n", pi, diag); 1854 } 1855 } 1856 1857 printf("Done\n"); 1858 } 1859 1860 void 1861 attach_port(char *identifier) 1862 { 1863 portid_t pi = 0; 1864 unsigned int socket_id; 1865 1866 printf("Attaching a new port...\n"); 1867 1868 if (identifier == NULL) { 1869 printf("Invalid parameters are specified\n"); 1870 return; 1871 } 1872 1873 if (rte_eth_dev_attach(identifier, &pi)) 1874 return; 1875 1876 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 1877 /* if socket_id is invalid, set to 0 */ 1878 if (check_socket_id(socket_id) < 0) 1879 socket_id = 0; 1880 reconfig(pi, socket_id); 1881 rte_eth_promiscuous_enable(pi); 1882 1883 nb_ports = rte_eth_dev_count(); 1884 1885 ports[pi].port_status = RTE_PORT_STOPPED; 1886 1887 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1888 printf("Done\n"); 1889 } 1890 1891 void 1892 detach_port(portid_t port_id) 1893 { 1894 char name[RTE_ETH_NAME_MAX_LEN]; 1895 1896 printf("Detaching a port...\n"); 1897 1898 if (!port_is_closed(port_id)) { 1899 printf("Please close port first\n"); 1900 return; 1901 } 1902 1903 if (ports[port_id].flow_list) 1904 port_flow_flush(port_id); 1905 1906 if (rte_eth_dev_detach(port_id, name)) { 1907 TESTPMD_LOG(ERR, "Failed to detach port '%s'\n", name); 1908 return; 1909 } 1910 1911 nb_ports = rte_eth_dev_count(); 1912 1913 printf("Port '%s' is detached. Now total ports is %d\n", 1914 name, nb_ports); 1915 printf("Done\n"); 1916 return; 1917 } 1918 1919 void 1920 pmd_test_exit(void) 1921 { 1922 portid_t pt_id; 1923 1924 if (test_done == 0) 1925 stop_packet_forwarding(); 1926 1927 if (ports != NULL) { 1928 no_link_check = 1; 1929 RTE_ETH_FOREACH_DEV(pt_id) { 1930 printf("\nShutting down port %d...\n", pt_id); 1931 fflush(stdout); 1932 stop_port(pt_id); 1933 close_port(pt_id); 1934 } 1935 } 1936 printf("\nBye...\n"); 1937 } 1938 1939 typedef void (*cmd_func_t)(void); 1940 struct pmd_test_command { 1941 const char *cmd_name; 1942 cmd_func_t cmd_func; 1943 }; 1944 1945 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1946 1947 /* Check the link status of all ports in up to 9s, and print them finally */ 1948 static void 1949 check_all_ports_link_status(uint32_t port_mask) 1950 { 1951 #define CHECK_INTERVAL 100 /* 100ms */ 1952 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1953 portid_t portid; 1954 uint8_t count, all_ports_up, print_flag = 0; 1955 struct rte_eth_link link; 1956 1957 printf("Checking link statuses...\n"); 1958 fflush(stdout); 1959 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1960 all_ports_up = 1; 1961 RTE_ETH_FOREACH_DEV(portid) { 1962 if ((port_mask & (1 << portid)) == 0) 1963 continue; 1964 memset(&link, 0, sizeof(link)); 1965 rte_eth_link_get_nowait(portid, &link); 1966 /* print link status if flag set */ 1967 if (print_flag == 1) { 1968 if (link.link_status) 1969 printf( 1970 "Port%d Link Up. speed %u Mbps- %s\n", 1971 portid, link.link_speed, 1972 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1973 ("full-duplex") : ("half-duplex\n")); 1974 else 1975 printf("Port %d Link Down\n", portid); 1976 continue; 1977 } 1978 /* clear all_ports_up flag if any link down */ 1979 if (link.link_status == ETH_LINK_DOWN) { 1980 all_ports_up = 0; 1981 break; 1982 } 1983 } 1984 /* after finally printing all link status, get out */ 1985 if (print_flag == 1) 1986 break; 1987 1988 if (all_ports_up == 0) { 1989 fflush(stdout); 1990 rte_delay_ms(CHECK_INTERVAL); 1991 } 1992 1993 /* set the print_flag if all ports up or timeout */ 1994 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1995 print_flag = 1; 1996 } 1997 1998 if (lsc_interrupt) 1999 break; 2000 } 2001 } 2002 2003 static void 2004 rmv_event_callback(void *arg) 2005 { 2006 struct rte_eth_dev *dev; 2007 portid_t port_id = (intptr_t)arg; 2008 2009 RTE_ETH_VALID_PORTID_OR_RET(port_id); 2010 dev = &rte_eth_devices[port_id]; 2011 2012 stop_port(port_id); 2013 close_port(port_id); 2014 printf("removing device %s\n", dev->device->name); 2015 if (rte_eal_dev_detach(dev->device)) 2016 TESTPMD_LOG(ERR, "Failed to detach device %s\n", 2017 dev->device->name); 2018 } 2019 2020 /* This function is used by the interrupt thread */ 2021 static int 2022 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 2023 void *ret_param) 2024 { 2025 static const char * const event_desc[] = { 2026 [RTE_ETH_EVENT_UNKNOWN] = "Unknown", 2027 [RTE_ETH_EVENT_INTR_LSC] = "LSC", 2028 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state", 2029 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset", 2030 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox", 2031 [RTE_ETH_EVENT_MACSEC] = "MACsec", 2032 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 2033 [RTE_ETH_EVENT_NEW] = "device probed", 2034 [RTE_ETH_EVENT_DESTROY] = "device released", 2035 [RTE_ETH_EVENT_MAX] = NULL, 2036 }; 2037 2038 RTE_SET_USED(param); 2039 RTE_SET_USED(ret_param); 2040 2041 if (type >= RTE_ETH_EVENT_MAX) { 2042 fprintf(stderr, "\nPort %" PRIu8 ": %s called upon invalid event %d\n", 2043 port_id, __func__, type); 2044 fflush(stderr); 2045 } else if (event_print_mask & (UINT32_C(1) << type)) { 2046 printf("\nPort %" PRIu8 ": %s event\n", port_id, 2047 event_desc[type]); 2048 fflush(stdout); 2049 } 2050 2051 if (port_id_is_invalid(port_id, DISABLED_WARN)) 2052 return 0; 2053 2054 switch (type) { 2055 case RTE_ETH_EVENT_INTR_RMV: 2056 if (rte_eal_alarm_set(100000, 2057 rmv_event_callback, (void *)(intptr_t)port_id)) 2058 fprintf(stderr, "Could not set up deferred device removal\n"); 2059 break; 2060 default: 2061 break; 2062 } 2063 return 0; 2064 } 2065 2066 static int 2067 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2068 { 2069 uint16_t i; 2070 int diag; 2071 uint8_t mapping_found = 0; 2072 2073 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 2074 if ((tx_queue_stats_mappings[i].port_id == port_id) && 2075 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 2076 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 2077 tx_queue_stats_mappings[i].queue_id, 2078 tx_queue_stats_mappings[i].stats_counter_id); 2079 if (diag != 0) 2080 return diag; 2081 mapping_found = 1; 2082 } 2083 } 2084 if (mapping_found) 2085 port->tx_queue_stats_mapping_enabled = 1; 2086 return 0; 2087 } 2088 2089 static int 2090 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2091 { 2092 uint16_t i; 2093 int diag; 2094 uint8_t mapping_found = 0; 2095 2096 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 2097 if ((rx_queue_stats_mappings[i].port_id == port_id) && 2098 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 2099 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 2100 rx_queue_stats_mappings[i].queue_id, 2101 rx_queue_stats_mappings[i].stats_counter_id); 2102 if (diag != 0) 2103 return diag; 2104 mapping_found = 1; 2105 } 2106 } 2107 if (mapping_found) 2108 port->rx_queue_stats_mapping_enabled = 1; 2109 return 0; 2110 } 2111 2112 static void 2113 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port) 2114 { 2115 int diag = 0; 2116 2117 diag = set_tx_queue_stats_mapping_registers(pi, port); 2118 if (diag != 0) { 2119 if (diag == -ENOTSUP) { 2120 port->tx_queue_stats_mapping_enabled = 0; 2121 printf("TX queue stats mapping not supported port id=%d\n", pi); 2122 } 2123 else 2124 rte_exit(EXIT_FAILURE, 2125 "set_tx_queue_stats_mapping_registers " 2126 "failed for port id=%d diag=%d\n", 2127 pi, diag); 2128 } 2129 2130 diag = set_rx_queue_stats_mapping_registers(pi, port); 2131 if (diag != 0) { 2132 if (diag == -ENOTSUP) { 2133 port->rx_queue_stats_mapping_enabled = 0; 2134 printf("RX queue stats mapping not supported port id=%d\n", pi); 2135 } 2136 else 2137 rte_exit(EXIT_FAILURE, 2138 "set_rx_queue_stats_mapping_registers " 2139 "failed for port id=%d diag=%d\n", 2140 pi, diag); 2141 } 2142 } 2143 2144 static void 2145 rxtx_port_config(struct rte_port *port) 2146 { 2147 port->rx_conf = port->dev_info.default_rxconf; 2148 port->tx_conf = port->dev_info.default_txconf; 2149 2150 /* Check if any RX/TX parameters have been passed */ 2151 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2152 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 2153 2154 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2155 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 2156 2157 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2158 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 2159 2160 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2161 port->rx_conf.rx_free_thresh = rx_free_thresh; 2162 2163 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2164 port->rx_conf.rx_drop_en = rx_drop_en; 2165 2166 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2167 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 2168 2169 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2170 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 2171 2172 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2173 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 2174 2175 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2176 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 2177 2178 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2179 port->tx_conf.tx_free_thresh = tx_free_thresh; 2180 } 2181 2182 void 2183 init_port_config(void) 2184 { 2185 portid_t pid; 2186 struct rte_port *port; 2187 2188 RTE_ETH_FOREACH_DEV(pid) { 2189 port = &ports[pid]; 2190 port->dev_conf.fdir_conf = fdir_conf; 2191 if (nb_rxq > 1) { 2192 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2193 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 2194 } else { 2195 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2196 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2197 } 2198 2199 if (port->dcb_flag == 0) { 2200 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2201 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2202 else 2203 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2204 } 2205 2206 rxtx_port_config(port); 2207 2208 rte_eth_macaddr_get(pid, &port->eth_addr); 2209 2210 map_port_queue_stats_mapping_registers(pid, port); 2211 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2212 rte_pmd_ixgbe_bypass_init(pid); 2213 #endif 2214 2215 if (lsc_interrupt && 2216 (rte_eth_devices[pid].data->dev_flags & 2217 RTE_ETH_DEV_INTR_LSC)) 2218 port->dev_conf.intr_conf.lsc = 1; 2219 if (rmv_interrupt && 2220 (rte_eth_devices[pid].data->dev_flags & 2221 RTE_ETH_DEV_INTR_RMV)) 2222 port->dev_conf.intr_conf.rmv = 1; 2223 2224 #if defined RTE_LIBRTE_PMD_SOFTNIC && defined RTE_LIBRTE_SCHED 2225 /* Detect softnic port */ 2226 if (!strcmp(port->dev_info.driver_name, "net_softnic")) { 2227 port->softnic_enable = 1; 2228 memset(&port->softport, 0, sizeof(struct softnic_port)); 2229 2230 if (!strcmp(cur_fwd_eng->fwd_mode_name, "tm")) 2231 port->softport.tm_flag = 1; 2232 } 2233 #endif 2234 } 2235 } 2236 2237 void set_port_slave_flag(portid_t slave_pid) 2238 { 2239 struct rte_port *port; 2240 2241 port = &ports[slave_pid]; 2242 port->slave_flag = 1; 2243 } 2244 2245 void clear_port_slave_flag(portid_t slave_pid) 2246 { 2247 struct rte_port *port; 2248 2249 port = &ports[slave_pid]; 2250 port->slave_flag = 0; 2251 } 2252 2253 uint8_t port_is_bonding_slave(portid_t slave_pid) 2254 { 2255 struct rte_port *port; 2256 2257 port = &ports[slave_pid]; 2258 return port->slave_flag; 2259 } 2260 2261 const uint16_t vlan_tags[] = { 2262 0, 1, 2, 3, 4, 5, 6, 7, 2263 8, 9, 10, 11, 12, 13, 14, 15, 2264 16, 17, 18, 19, 20, 21, 22, 23, 2265 24, 25, 26, 27, 28, 29, 30, 31 2266 }; 2267 2268 static int 2269 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 2270 enum dcb_mode_enable dcb_mode, 2271 enum rte_eth_nb_tcs num_tcs, 2272 uint8_t pfc_en) 2273 { 2274 uint8_t i; 2275 2276 /* 2277 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2278 * given above, and the number of traffic classes available for use. 2279 */ 2280 if (dcb_mode == DCB_VT_ENABLED) { 2281 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2282 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2283 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2284 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2285 2286 /* VMDQ+DCB RX and TX configurations */ 2287 vmdq_rx_conf->enable_default_pool = 0; 2288 vmdq_rx_conf->default_pool = 0; 2289 vmdq_rx_conf->nb_queue_pools = 2290 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2291 vmdq_tx_conf->nb_queue_pools = 2292 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2293 2294 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2295 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2296 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2297 vmdq_rx_conf->pool_map[i].pools = 2298 1 << (i % vmdq_rx_conf->nb_queue_pools); 2299 } 2300 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2301 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 2302 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 2303 } 2304 2305 /* set DCB mode of RX and TX of multiple queues */ 2306 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2307 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2308 } else { 2309 struct rte_eth_dcb_rx_conf *rx_conf = 2310 ð_conf->rx_adv_conf.dcb_rx_conf; 2311 struct rte_eth_dcb_tx_conf *tx_conf = 2312 ð_conf->tx_adv_conf.dcb_tx_conf; 2313 2314 rx_conf->nb_tcs = num_tcs; 2315 tx_conf->nb_tcs = num_tcs; 2316 2317 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2318 rx_conf->dcb_tc[i] = i % num_tcs; 2319 tx_conf->dcb_tc[i] = i % num_tcs; 2320 } 2321 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2322 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 2323 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2324 } 2325 2326 if (pfc_en) 2327 eth_conf->dcb_capability_en = 2328 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2329 else 2330 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2331 2332 return 0; 2333 } 2334 2335 int 2336 init_port_dcb_config(portid_t pid, 2337 enum dcb_mode_enable dcb_mode, 2338 enum rte_eth_nb_tcs num_tcs, 2339 uint8_t pfc_en) 2340 { 2341 struct rte_eth_conf port_conf; 2342 struct rte_port *rte_port; 2343 int retval; 2344 uint16_t i; 2345 2346 rte_port = &ports[pid]; 2347 2348 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2349 /* Enter DCB configuration status */ 2350 dcb_config = 1; 2351 2352 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2353 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 2354 if (retval < 0) 2355 return retval; 2356 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2357 2358 /** 2359 * Write the configuration into the device. 2360 * Set the numbers of RX & TX queues to 0, so 2361 * the RX & TX queues will not be setup. 2362 */ 2363 rte_eth_dev_configure(pid, 0, 0, &port_conf); 2364 2365 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2366 2367 /* If dev_info.vmdq_pool_base is greater than 0, 2368 * the queue id of vmdq pools is started after pf queues. 2369 */ 2370 if (dcb_mode == DCB_VT_ENABLED && 2371 rte_port->dev_info.vmdq_pool_base > 0) { 2372 printf("VMDQ_DCB multi-queue mode is nonsensical" 2373 " for port %d.", pid); 2374 return -1; 2375 } 2376 2377 /* Assume the ports in testpmd have the same dcb capability 2378 * and has the same number of rxq and txq in dcb mode 2379 */ 2380 if (dcb_mode == DCB_VT_ENABLED) { 2381 if (rte_port->dev_info.max_vfs > 0) { 2382 nb_rxq = rte_port->dev_info.nb_rx_queues; 2383 nb_txq = rte_port->dev_info.nb_tx_queues; 2384 } else { 2385 nb_rxq = rte_port->dev_info.max_rx_queues; 2386 nb_txq = rte_port->dev_info.max_tx_queues; 2387 } 2388 } else { 2389 /*if vt is disabled, use all pf queues */ 2390 if (rte_port->dev_info.vmdq_pool_base == 0) { 2391 nb_rxq = rte_port->dev_info.max_rx_queues; 2392 nb_txq = rte_port->dev_info.max_tx_queues; 2393 } else { 2394 nb_rxq = (queueid_t)num_tcs; 2395 nb_txq = (queueid_t)num_tcs; 2396 2397 } 2398 } 2399 rx_free_thresh = 64; 2400 2401 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 2402 2403 rxtx_port_config(rte_port); 2404 /* VLAN filter */ 2405 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2406 for (i = 0; i < RTE_DIM(vlan_tags); i++) 2407 rx_vft_set(pid, vlan_tags[i], 1); 2408 2409 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 2410 map_port_queue_stats_mapping_registers(pid, rte_port); 2411 2412 rte_port->dcb_flag = 1; 2413 2414 return 0; 2415 } 2416 2417 static void 2418 init_port(void) 2419 { 2420 /* Configuration of Ethernet ports. */ 2421 ports = rte_zmalloc("testpmd: ports", 2422 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2423 RTE_CACHE_LINE_SIZE); 2424 if (ports == NULL) { 2425 rte_exit(EXIT_FAILURE, 2426 "rte_zmalloc(%d struct rte_port) failed\n", 2427 RTE_MAX_ETHPORTS); 2428 } 2429 } 2430 2431 static void 2432 force_quit(void) 2433 { 2434 pmd_test_exit(); 2435 prompt_exit(); 2436 } 2437 2438 static void 2439 print_stats(void) 2440 { 2441 uint8_t i; 2442 const char clr[] = { 27, '[', '2', 'J', '\0' }; 2443 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 2444 2445 /* Clear screen and move to top left */ 2446 printf("%s%s", clr, top_left); 2447 2448 printf("\nPort statistics ===================================="); 2449 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 2450 nic_stats_display(fwd_ports_ids[i]); 2451 } 2452 2453 static void 2454 signal_handler(int signum) 2455 { 2456 if (signum == SIGINT || signum == SIGTERM) { 2457 printf("\nSignal %d received, preparing to exit...\n", 2458 signum); 2459 #ifdef RTE_LIBRTE_PDUMP 2460 /* uninitialize packet capture framework */ 2461 rte_pdump_uninit(); 2462 #endif 2463 #ifdef RTE_LIBRTE_LATENCY_STATS 2464 rte_latencystats_uninit(); 2465 #endif 2466 force_quit(); 2467 /* Set flag to indicate the force termination. */ 2468 f_quit = 1; 2469 /* exit with the expected status */ 2470 signal(signum, SIG_DFL); 2471 kill(getpid(), signum); 2472 } 2473 } 2474 2475 int 2476 main(int argc, char** argv) 2477 { 2478 int diag; 2479 portid_t port_id; 2480 2481 signal(SIGINT, signal_handler); 2482 signal(SIGTERM, signal_handler); 2483 2484 diag = rte_eal_init(argc, argv); 2485 if (diag < 0) 2486 rte_panic("Cannot init EAL\n"); 2487 2488 testpmd_logtype = rte_log_register("testpmd"); 2489 if (testpmd_logtype < 0) 2490 rte_panic("Cannot register log type"); 2491 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 2492 2493 if (mlockall(MCL_CURRENT | MCL_FUTURE)) { 2494 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 2495 strerror(errno)); 2496 } 2497 2498 #ifdef RTE_LIBRTE_PDUMP 2499 /* initialize packet capture framework */ 2500 rte_pdump_init(NULL); 2501 #endif 2502 2503 nb_ports = (portid_t) rte_eth_dev_count(); 2504 if (nb_ports == 0) 2505 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 2506 2507 /* allocate port structures, and init them */ 2508 init_port(); 2509 2510 set_def_fwd_config(); 2511 if (nb_lcores == 0) 2512 rte_panic("Empty set of forwarding logical cores - check the " 2513 "core mask supplied in the command parameters\n"); 2514 2515 /* Bitrate/latency stats disabled by default */ 2516 #ifdef RTE_LIBRTE_BITRATE 2517 bitrate_enabled = 0; 2518 #endif 2519 #ifdef RTE_LIBRTE_LATENCY_STATS 2520 latencystats_enabled = 0; 2521 #endif 2522 2523 argc -= diag; 2524 argv += diag; 2525 if (argc > 1) 2526 launch_args_parse(argc, argv); 2527 2528 if (tx_first && interactive) 2529 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 2530 "interactive mode.\n"); 2531 2532 if (tx_first && lsc_interrupt) { 2533 printf("Warning: lsc_interrupt needs to be off when " 2534 " using tx_first. Disabling.\n"); 2535 lsc_interrupt = 0; 2536 } 2537 2538 if (!nb_rxq && !nb_txq) 2539 printf("Warning: Either rx or tx queues should be non-zero\n"); 2540 2541 if (nb_rxq > 1 && nb_rxq > nb_txq) 2542 printf("Warning: nb_rxq=%d enables RSS configuration, " 2543 "but nb_txq=%d will prevent to fully test it.\n", 2544 nb_rxq, nb_txq); 2545 2546 init_config(); 2547 if (start_port(RTE_PORT_ALL) != 0) 2548 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2549 2550 /* set all ports to promiscuous mode by default */ 2551 RTE_ETH_FOREACH_DEV(port_id) 2552 rte_eth_promiscuous_enable(port_id); 2553 2554 /* Init metrics library */ 2555 rte_metrics_init(rte_socket_id()); 2556 2557 #ifdef RTE_LIBRTE_LATENCY_STATS 2558 if (latencystats_enabled != 0) { 2559 int ret = rte_latencystats_init(1, NULL); 2560 if (ret) 2561 printf("Warning: latencystats init()" 2562 " returned error %d\n", ret); 2563 printf("Latencystats running on lcore %d\n", 2564 latencystats_lcore_id); 2565 } 2566 #endif 2567 2568 /* Setup bitrate stats */ 2569 #ifdef RTE_LIBRTE_BITRATE 2570 if (bitrate_enabled != 0) { 2571 bitrate_data = rte_stats_bitrate_create(); 2572 if (bitrate_data == NULL) 2573 rte_exit(EXIT_FAILURE, 2574 "Could not allocate bitrate data.\n"); 2575 rte_stats_bitrate_reg(bitrate_data); 2576 } 2577 #endif 2578 2579 #ifdef RTE_LIBRTE_CMDLINE 2580 if (strlen(cmdline_filename) != 0) 2581 cmdline_read_from_file(cmdline_filename); 2582 2583 if (interactive == 1) { 2584 if (auto_start) { 2585 printf("Start automatic packet forwarding\n"); 2586 start_packet_forwarding(0); 2587 } 2588 prompt(); 2589 pmd_test_exit(); 2590 } else 2591 #endif 2592 { 2593 char c; 2594 int rc; 2595 2596 f_quit = 0; 2597 2598 printf("No commandline core given, start packet forwarding\n"); 2599 start_packet_forwarding(tx_first); 2600 if (stats_period != 0) { 2601 uint64_t prev_time = 0, cur_time, diff_time = 0; 2602 uint64_t timer_period; 2603 2604 /* Convert to number of cycles */ 2605 timer_period = stats_period * rte_get_timer_hz(); 2606 2607 while (f_quit == 0) { 2608 cur_time = rte_get_timer_cycles(); 2609 diff_time += cur_time - prev_time; 2610 2611 if (diff_time >= timer_period) { 2612 print_stats(); 2613 /* Reset the timer */ 2614 diff_time = 0; 2615 } 2616 /* Sleep to avoid unnecessary checks */ 2617 prev_time = cur_time; 2618 sleep(1); 2619 } 2620 } 2621 2622 printf("Press enter to exit\n"); 2623 rc = read(0, &c, 1); 2624 pmd_test_exit(); 2625 if (rc < 0) 2626 return 1; 2627 } 2628 2629 return 0; 2630 } 2631