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 #include <stdbool.h> 16 17 #include <sys/queue.h> 18 #include <sys/stat.h> 19 20 #include <stdint.h> 21 #include <unistd.h> 22 #include <inttypes.h> 23 24 #include <rte_common.h> 25 #include <rte_errno.h> 26 #include <rte_byteorder.h> 27 #include <rte_log.h> 28 #include <rte_debug.h> 29 #include <rte_cycles.h> 30 #include <rte_memory.h> 31 #include <rte_memcpy.h> 32 #include <rte_launch.h> 33 #include <rte_eal.h> 34 #include <rte_alarm.h> 35 #include <rte_per_lcore.h> 36 #include <rte_lcore.h> 37 #include <rte_atomic.h> 38 #include <rte_branch_prediction.h> 39 #include <rte_mempool.h> 40 #include <rte_malloc.h> 41 #include <rte_mbuf.h> 42 #include <rte_mbuf_pool_ops.h> 43 #include <rte_interrupts.h> 44 #include <rte_pci.h> 45 #include <rte_ether.h> 46 #include <rte_ethdev.h> 47 #include <rte_dev.h> 48 #include <rte_string_fns.h> 49 #ifdef RTE_LIBRTE_IXGBE_PMD 50 #include <rte_pmd_ixgbe.h> 51 #endif 52 #ifdef RTE_LIBRTE_PDUMP 53 #include <rte_pdump.h> 54 #endif 55 #include <rte_flow.h> 56 #include <rte_metrics.h> 57 #ifdef RTE_LIBRTE_BITRATE 58 #include <rte_bitrate.h> 59 #endif 60 #ifdef RTE_LIBRTE_LATENCY_STATS 61 #include <rte_latencystats.h> 62 #endif 63 64 #include "testpmd.h" 65 66 uint16_t verbose_level = 0; /**< Silent by default. */ 67 int testpmd_logtype; /**< Log type for testpmd logs */ 68 69 /* use master core for command line ? */ 70 uint8_t interactive = 0; 71 uint8_t auto_start = 0; 72 uint8_t tx_first; 73 char cmdline_filename[PATH_MAX] = {0}; 74 75 /* 76 * NUMA support configuration. 77 * When set, the NUMA support attempts to dispatch the allocation of the 78 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 79 * probed ports among the CPU sockets 0 and 1. 80 * Otherwise, all memory is allocated from CPU socket 0. 81 */ 82 uint8_t numa_support = 1; /**< numa enabled by default */ 83 84 /* 85 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 86 * not configured. 87 */ 88 uint8_t socket_num = UMA_NO_CONFIG; 89 90 /* 91 * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs. 92 */ 93 uint8_t mp_anon = 0; 94 95 /* 96 * Store specified sockets on which memory pool to be used by ports 97 * is allocated. 98 */ 99 uint8_t port_numa[RTE_MAX_ETHPORTS]; 100 101 /* 102 * Store specified sockets on which RX ring to be used by ports 103 * is allocated. 104 */ 105 uint8_t rxring_numa[RTE_MAX_ETHPORTS]; 106 107 /* 108 * Store specified sockets on which TX ring to be used by ports 109 * is allocated. 110 */ 111 uint8_t txring_numa[RTE_MAX_ETHPORTS]; 112 113 /* 114 * Record the Ethernet address of peer target ports to which packets are 115 * forwarded. 116 * Must be instantiated with the ethernet addresses of peer traffic generator 117 * ports. 118 */ 119 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 120 portid_t nb_peer_eth_addrs = 0; 121 122 /* 123 * Probed Target Environment. 124 */ 125 struct rte_port *ports; /**< For all probed ethernet ports. */ 126 portid_t nb_ports; /**< Number of probed ethernet ports. */ 127 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 128 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 129 130 /* 131 * Test Forwarding Configuration. 132 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 133 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 134 */ 135 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 136 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 137 portid_t nb_cfg_ports; /**< Number of configured ports. */ 138 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 139 140 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 141 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 142 143 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 144 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 145 146 /* 147 * Forwarding engines. 148 */ 149 struct fwd_engine * fwd_engines[] = { 150 &io_fwd_engine, 151 &mac_fwd_engine, 152 &mac_swap_engine, 153 &flow_gen_engine, 154 &rx_only_engine, 155 &tx_only_engine, 156 &csum_fwd_engine, 157 &icmp_echo_engine, 158 #if defined RTE_LIBRTE_PMD_SOFTNIC && defined RTE_LIBRTE_SCHED 159 &softnic_tm_engine, 160 &softnic_tm_bypass_engine, 161 #endif 162 #ifdef RTE_LIBRTE_IEEE1588 163 &ieee1588_fwd_engine, 164 #endif 165 NULL, 166 }; 167 168 struct fwd_config cur_fwd_config; 169 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 170 uint32_t retry_enabled; 171 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 172 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 173 174 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 175 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 176 * specified on command-line. */ 177 uint16_t stats_period; /**< Period to show statistics (disabled by default) */ 178 179 /* 180 * In container, it cannot terminate the process which running with 'stats-period' 181 * option. Set flag to exit stats period loop after received SIGINT/SIGTERM. 182 */ 183 uint8_t f_quit; 184 185 /* 186 * Configuration of packet segments used by the "txonly" processing engine. 187 */ 188 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 189 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 190 TXONLY_DEF_PACKET_LEN, 191 }; 192 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 193 194 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 195 /**< Split policy for packets to TX. */ 196 197 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 198 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 199 200 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 201 uint8_t dcb_config = 0; 202 203 /* Whether the dcb is in testing status */ 204 uint8_t dcb_test = 0; 205 206 /* 207 * Configurable number of RX/TX queues. 208 */ 209 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 210 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 211 212 /* 213 * Configurable number of RX/TX ring descriptors. 214 * Defaults are supplied by drivers via ethdev. 215 */ 216 #define RTE_TEST_RX_DESC_DEFAULT 0 217 #define RTE_TEST_TX_DESC_DEFAULT 0 218 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 219 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 220 221 #define RTE_PMD_PARAM_UNSET -1 222 /* 223 * Configurable values of RX and TX ring threshold registers. 224 */ 225 226 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 227 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 228 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 229 230 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 231 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 232 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 233 234 /* 235 * Configurable value of RX free threshold. 236 */ 237 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 238 239 /* 240 * Configurable value of RX drop enable. 241 */ 242 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 243 244 /* 245 * Configurable value of TX free threshold. 246 */ 247 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 248 249 /* 250 * Configurable value of TX RS bit threshold. 251 */ 252 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 253 254 /* 255 * Receive Side Scaling (RSS) configuration. 256 */ 257 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 258 259 /* 260 * Port topology configuration 261 */ 262 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 263 264 /* 265 * Avoids to flush all the RX streams before starts forwarding. 266 */ 267 uint8_t no_flush_rx = 0; /* flush by default */ 268 269 /* 270 * Flow API isolated mode. 271 */ 272 uint8_t flow_isolate_all; 273 274 /* 275 * Avoids to check link status when starting/stopping a port. 276 */ 277 uint8_t no_link_check = 0; /* check by default */ 278 279 /* 280 * Enable link status change notification 281 */ 282 uint8_t lsc_interrupt = 1; /* enabled by default */ 283 284 /* 285 * Enable device removal notification. 286 */ 287 uint8_t rmv_interrupt = 1; /* enabled by default */ 288 289 uint8_t hot_plug = 0; /**< hotplug disabled by default. */ 290 291 /* 292 * Display or mask ether events 293 * Default to all events except VF_MBOX 294 */ 295 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) | 296 (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) | 297 (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) | 298 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) | 299 (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) | 300 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV); 301 302 /* 303 * NIC bypass mode configuration options. 304 */ 305 306 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 307 /* The NIC bypass watchdog timeout. */ 308 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF; 309 #endif 310 311 312 #ifdef RTE_LIBRTE_LATENCY_STATS 313 314 /* 315 * Set when latency stats is enabled in the commandline 316 */ 317 uint8_t latencystats_enabled; 318 319 /* 320 * Lcore ID to serive latency statistics. 321 */ 322 lcoreid_t latencystats_lcore_id = -1; 323 324 #endif 325 326 /* 327 * Ethernet device configuration. 328 */ 329 struct rte_eth_rxmode rx_mode = { 330 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 331 .offloads = DEV_RX_OFFLOAD_CRC_STRIP, 332 .ignore_offload_bitfield = 1, 333 }; 334 335 struct rte_eth_txmode tx_mode = { 336 .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE, 337 }; 338 339 struct rte_fdir_conf fdir_conf = { 340 .mode = RTE_FDIR_MODE_NONE, 341 .pballoc = RTE_FDIR_PBALLOC_64K, 342 .status = RTE_FDIR_REPORT_STATUS, 343 .mask = { 344 .vlan_tci_mask = 0x0, 345 .ipv4_mask = { 346 .src_ip = 0xFFFFFFFF, 347 .dst_ip = 0xFFFFFFFF, 348 }, 349 .ipv6_mask = { 350 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 351 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 352 }, 353 .src_port_mask = 0xFFFF, 354 .dst_port_mask = 0xFFFF, 355 .mac_addr_byte_mask = 0xFF, 356 .tunnel_type_mask = 1, 357 .tunnel_id_mask = 0xFFFFFFFF, 358 }, 359 .drop_queue = 127, 360 }; 361 362 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 363 364 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 365 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 366 367 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 368 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 369 370 uint16_t nb_tx_queue_stats_mappings = 0; 371 uint16_t nb_rx_queue_stats_mappings = 0; 372 373 /* 374 * Display zero values by default for xstats 375 */ 376 uint8_t xstats_hide_zero; 377 378 unsigned int num_sockets = 0; 379 unsigned int socket_ids[RTE_MAX_NUMA_NODES]; 380 381 #ifdef RTE_LIBRTE_BITRATE 382 /* Bitrate statistics */ 383 struct rte_stats_bitrates *bitrate_data; 384 lcoreid_t bitrate_lcore_id; 385 uint8_t bitrate_enabled; 386 #endif 387 388 struct gro_status gro_ports[RTE_MAX_ETHPORTS]; 389 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES; 390 391 /* Forward function declarations */ 392 static void map_port_queue_stats_mapping_registers(portid_t pi, 393 struct rte_port *port); 394 static void check_all_ports_link_status(uint32_t port_mask); 395 static int eth_event_callback(portid_t port_id, 396 enum rte_eth_event_type type, 397 void *param, void *ret_param); 398 static void eth_dev_event_callback(char *device_name, 399 enum rte_dev_event_type type, 400 void *param); 401 static int eth_dev_event_callback_register(void); 402 static int eth_dev_event_callback_unregister(void); 403 404 405 /* 406 * Check if all the ports are started. 407 * If yes, return positive value. If not, return zero. 408 */ 409 static int all_ports_started(void); 410 411 struct gso_status gso_ports[RTE_MAX_ETHPORTS]; 412 uint16_t gso_max_segment_size = ETHER_MAX_LEN - ETHER_CRC_LEN; 413 414 /* 415 * Helper function to check if socket is already discovered. 416 * If yes, return positive value. If not, return zero. 417 */ 418 int 419 new_socket_id(unsigned int socket_id) 420 { 421 unsigned int i; 422 423 for (i = 0; i < num_sockets; i++) { 424 if (socket_ids[i] == socket_id) 425 return 0; 426 } 427 return 1; 428 } 429 430 /* 431 * Setup default configuration. 432 */ 433 static void 434 set_default_fwd_lcores_config(void) 435 { 436 unsigned int i; 437 unsigned int nb_lc; 438 unsigned int sock_num; 439 440 nb_lc = 0; 441 for (i = 0; i < RTE_MAX_LCORE; i++) { 442 sock_num = rte_lcore_to_socket_id(i); 443 if (new_socket_id(sock_num)) { 444 if (num_sockets >= RTE_MAX_NUMA_NODES) { 445 rte_exit(EXIT_FAILURE, 446 "Total sockets greater than %u\n", 447 RTE_MAX_NUMA_NODES); 448 } 449 socket_ids[num_sockets++] = sock_num; 450 } 451 if (!rte_lcore_is_enabled(i)) 452 continue; 453 if (i == rte_get_master_lcore()) 454 continue; 455 fwd_lcores_cpuids[nb_lc++] = i; 456 } 457 nb_lcores = (lcoreid_t) nb_lc; 458 nb_cfg_lcores = nb_lcores; 459 nb_fwd_lcores = 1; 460 } 461 462 static void 463 set_def_peer_eth_addrs(void) 464 { 465 portid_t i; 466 467 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 468 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 469 peer_eth_addrs[i].addr_bytes[5] = i; 470 } 471 } 472 473 static void 474 set_default_fwd_ports_config(void) 475 { 476 portid_t pt_id; 477 int i = 0; 478 479 RTE_ETH_FOREACH_DEV(pt_id) 480 fwd_ports_ids[i++] = pt_id; 481 482 nb_cfg_ports = nb_ports; 483 nb_fwd_ports = nb_ports; 484 } 485 486 void 487 set_def_fwd_config(void) 488 { 489 set_default_fwd_lcores_config(); 490 set_def_peer_eth_addrs(); 491 set_default_fwd_ports_config(); 492 } 493 494 /* 495 * Configuration initialisation done once at init time. 496 */ 497 static void 498 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 499 unsigned int socket_id) 500 { 501 char pool_name[RTE_MEMPOOL_NAMESIZE]; 502 struct rte_mempool *rte_mp = NULL; 503 uint32_t mb_size; 504 505 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 506 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 507 508 TESTPMD_LOG(INFO, 509 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 510 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 511 512 if (mp_anon != 0) { 513 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 514 mb_size, (unsigned) mb_mempool_cache, 515 sizeof(struct rte_pktmbuf_pool_private), 516 socket_id, 0); 517 if (rte_mp == NULL) 518 goto err; 519 520 if (rte_mempool_populate_anon(rte_mp) == 0) { 521 rte_mempool_free(rte_mp); 522 rte_mp = NULL; 523 goto err; 524 } 525 rte_pktmbuf_pool_init(rte_mp, NULL); 526 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 527 } else { 528 /* wrapper to rte_mempool_create() */ 529 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 530 rte_mbuf_best_mempool_ops()); 531 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 532 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 533 } 534 535 err: 536 if (rte_mp == NULL) { 537 rte_exit(EXIT_FAILURE, 538 "Creation of mbuf pool for socket %u failed: %s\n", 539 socket_id, rte_strerror(rte_errno)); 540 } else if (verbose_level > 0) { 541 rte_mempool_dump(stdout, rte_mp); 542 } 543 } 544 545 /* 546 * Check given socket id is valid or not with NUMA mode, 547 * if valid, return 0, else return -1 548 */ 549 static int 550 check_socket_id(const unsigned int socket_id) 551 { 552 static int warning_once = 0; 553 554 if (new_socket_id(socket_id)) { 555 if (!warning_once && numa_support) 556 printf("Warning: NUMA should be configured manually by" 557 " using --port-numa-config and" 558 " --ring-numa-config parameters along with" 559 " --numa.\n"); 560 warning_once = 1; 561 return -1; 562 } 563 return 0; 564 } 565 566 /* 567 * Get the allowed maximum number of RX queues. 568 * *pid return the port id which has minimal value of 569 * max_rx_queues in all ports. 570 */ 571 queueid_t 572 get_allowed_max_nb_rxq(portid_t *pid) 573 { 574 queueid_t allowed_max_rxq = MAX_QUEUE_ID; 575 portid_t pi; 576 struct rte_eth_dev_info dev_info; 577 578 RTE_ETH_FOREACH_DEV(pi) { 579 rte_eth_dev_info_get(pi, &dev_info); 580 if (dev_info.max_rx_queues < allowed_max_rxq) { 581 allowed_max_rxq = dev_info.max_rx_queues; 582 *pid = pi; 583 } 584 } 585 return allowed_max_rxq; 586 } 587 588 /* 589 * Check input rxq is valid or not. 590 * If input rxq is not greater than any of maximum number 591 * of RX queues of all ports, it is valid. 592 * if valid, return 0, else return -1 593 */ 594 int 595 check_nb_rxq(queueid_t rxq) 596 { 597 queueid_t allowed_max_rxq; 598 portid_t pid = 0; 599 600 allowed_max_rxq = get_allowed_max_nb_rxq(&pid); 601 if (rxq > allowed_max_rxq) { 602 printf("Fail: input rxq (%u) can't be greater " 603 "than max_rx_queues (%u) of port %u\n", 604 rxq, 605 allowed_max_rxq, 606 pid); 607 return -1; 608 } 609 return 0; 610 } 611 612 /* 613 * Get the allowed maximum number of TX queues. 614 * *pid return the port id which has minimal value of 615 * max_tx_queues in all ports. 616 */ 617 queueid_t 618 get_allowed_max_nb_txq(portid_t *pid) 619 { 620 queueid_t allowed_max_txq = MAX_QUEUE_ID; 621 portid_t pi; 622 struct rte_eth_dev_info dev_info; 623 624 RTE_ETH_FOREACH_DEV(pi) { 625 rte_eth_dev_info_get(pi, &dev_info); 626 if (dev_info.max_tx_queues < allowed_max_txq) { 627 allowed_max_txq = dev_info.max_tx_queues; 628 *pid = pi; 629 } 630 } 631 return allowed_max_txq; 632 } 633 634 /* 635 * Check input txq is valid or not. 636 * If input txq is not greater than any of maximum number 637 * of TX queues of all ports, it is valid. 638 * if valid, return 0, else return -1 639 */ 640 int 641 check_nb_txq(queueid_t txq) 642 { 643 queueid_t allowed_max_txq; 644 portid_t pid = 0; 645 646 allowed_max_txq = get_allowed_max_nb_txq(&pid); 647 if (txq > allowed_max_txq) { 648 printf("Fail: input txq (%u) can't be greater " 649 "than max_tx_queues (%u) of port %u\n", 650 txq, 651 allowed_max_txq, 652 pid); 653 return -1; 654 } 655 return 0; 656 } 657 658 static void 659 init_config(void) 660 { 661 portid_t pid; 662 struct rte_port *port; 663 struct rte_mempool *mbp; 664 unsigned int nb_mbuf_per_pool; 665 lcoreid_t lc_id; 666 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 667 struct rte_gro_param gro_param; 668 uint32_t gso_types; 669 670 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 671 672 if (numa_support) { 673 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 674 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 675 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 676 } 677 678 /* Configuration of logical cores. */ 679 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 680 sizeof(struct fwd_lcore *) * nb_lcores, 681 RTE_CACHE_LINE_SIZE); 682 if (fwd_lcores == NULL) { 683 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 684 "failed\n", nb_lcores); 685 } 686 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 687 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 688 sizeof(struct fwd_lcore), 689 RTE_CACHE_LINE_SIZE); 690 if (fwd_lcores[lc_id] == NULL) { 691 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 692 "failed\n"); 693 } 694 fwd_lcores[lc_id]->cpuid_idx = lc_id; 695 } 696 697 RTE_ETH_FOREACH_DEV(pid) { 698 port = &ports[pid]; 699 /* Apply default TxRx configuration for all ports */ 700 port->dev_conf.txmode = tx_mode; 701 port->dev_conf.rxmode = rx_mode; 702 rte_eth_dev_info_get(pid, &port->dev_info); 703 if (!(port->dev_info.tx_offload_capa & 704 DEV_TX_OFFLOAD_MBUF_FAST_FREE)) 705 port->dev_conf.txmode.offloads &= 706 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE; 707 if (numa_support) { 708 if (port_numa[pid] != NUMA_NO_CONFIG) 709 port_per_socket[port_numa[pid]]++; 710 else { 711 uint32_t socket_id = rte_eth_dev_socket_id(pid); 712 713 /* if socket_id is invalid, set to 0 */ 714 if (check_socket_id(socket_id) < 0) 715 socket_id = 0; 716 port_per_socket[socket_id]++; 717 } 718 } 719 720 /* set flag to initialize port/queue */ 721 port->need_reconfig = 1; 722 port->need_reconfig_queues = 1; 723 } 724 725 /* 726 * Create pools of mbuf. 727 * If NUMA support is disabled, create a single pool of mbuf in 728 * socket 0 memory by default. 729 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 730 * 731 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 732 * nb_txd can be configured at run time. 733 */ 734 if (param_total_num_mbufs) 735 nb_mbuf_per_pool = param_total_num_mbufs; 736 else { 737 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 738 (nb_lcores * mb_mempool_cache) + 739 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 740 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 741 } 742 743 if (numa_support) { 744 uint8_t i; 745 746 for (i = 0; i < num_sockets; i++) 747 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 748 socket_ids[i]); 749 } else { 750 if (socket_num == UMA_NO_CONFIG) 751 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 752 else 753 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 754 socket_num); 755 } 756 757 init_port_config(); 758 759 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 760 DEV_TX_OFFLOAD_GRE_TNL_TSO; 761 /* 762 * Records which Mbuf pool to use by each logical core, if needed. 763 */ 764 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 765 mbp = mbuf_pool_find( 766 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 767 768 if (mbp == NULL) 769 mbp = mbuf_pool_find(0); 770 fwd_lcores[lc_id]->mbp = mbp; 771 /* initialize GSO context */ 772 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 773 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 774 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 775 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN - 776 ETHER_CRC_LEN; 777 fwd_lcores[lc_id]->gso_ctx.flag = 0; 778 } 779 780 /* Configuration of packet forwarding streams. */ 781 if (init_fwd_streams() < 0) 782 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 783 784 fwd_config_setup(); 785 786 /* create a gro context for each lcore */ 787 gro_param.gro_types = RTE_GRO_TCP_IPV4; 788 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 789 gro_param.max_item_per_flow = MAX_PKT_BURST; 790 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 791 gro_param.socket_id = rte_lcore_to_socket_id( 792 fwd_lcores_cpuids[lc_id]); 793 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 794 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 795 rte_exit(EXIT_FAILURE, 796 "rte_gro_ctx_create() failed\n"); 797 } 798 } 799 } 800 801 802 void 803 reconfig(portid_t new_port_id, unsigned socket_id) 804 { 805 struct rte_port *port; 806 807 /* Reconfiguration of Ethernet ports. */ 808 port = &ports[new_port_id]; 809 rte_eth_dev_info_get(new_port_id, &port->dev_info); 810 811 /* set flag to initialize port/queue */ 812 port->need_reconfig = 1; 813 port->need_reconfig_queues = 1; 814 port->socket_id = socket_id; 815 816 init_port_config(); 817 } 818 819 820 int 821 init_fwd_streams(void) 822 { 823 portid_t pid; 824 struct rte_port *port; 825 streamid_t sm_id, nb_fwd_streams_new; 826 queueid_t q; 827 828 /* set socket id according to numa or not */ 829 RTE_ETH_FOREACH_DEV(pid) { 830 port = &ports[pid]; 831 if (nb_rxq > port->dev_info.max_rx_queues) { 832 printf("Fail: nb_rxq(%d) is greater than " 833 "max_rx_queues(%d)\n", nb_rxq, 834 port->dev_info.max_rx_queues); 835 return -1; 836 } 837 if (nb_txq > port->dev_info.max_tx_queues) { 838 printf("Fail: nb_txq(%d) is greater than " 839 "max_tx_queues(%d)\n", nb_txq, 840 port->dev_info.max_tx_queues); 841 return -1; 842 } 843 if (numa_support) { 844 if (port_numa[pid] != NUMA_NO_CONFIG) 845 port->socket_id = port_numa[pid]; 846 else { 847 port->socket_id = rte_eth_dev_socket_id(pid); 848 849 /* if socket_id is invalid, set to 0 */ 850 if (check_socket_id(port->socket_id) < 0) 851 port->socket_id = 0; 852 } 853 } 854 else { 855 if (socket_num == UMA_NO_CONFIG) 856 port->socket_id = 0; 857 else 858 port->socket_id = socket_num; 859 } 860 } 861 862 q = RTE_MAX(nb_rxq, nb_txq); 863 if (q == 0) { 864 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 865 return -1; 866 } 867 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 868 if (nb_fwd_streams_new == nb_fwd_streams) 869 return 0; 870 /* clear the old */ 871 if (fwd_streams != NULL) { 872 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 873 if (fwd_streams[sm_id] == NULL) 874 continue; 875 rte_free(fwd_streams[sm_id]); 876 fwd_streams[sm_id] = NULL; 877 } 878 rte_free(fwd_streams); 879 fwd_streams = NULL; 880 } 881 882 /* init new */ 883 nb_fwd_streams = nb_fwd_streams_new; 884 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 885 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE); 886 if (fwd_streams == NULL) 887 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) " 888 "failed\n", nb_fwd_streams); 889 890 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 891 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream", 892 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE); 893 if (fwd_streams[sm_id] == NULL) 894 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)" 895 " failed\n"); 896 } 897 898 return 0; 899 } 900 901 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 902 static void 903 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 904 { 905 unsigned int total_burst; 906 unsigned int nb_burst; 907 unsigned int burst_stats[3]; 908 uint16_t pktnb_stats[3]; 909 uint16_t nb_pkt; 910 int burst_percent[3]; 911 912 /* 913 * First compute the total number of packet bursts and the 914 * two highest numbers of bursts of the same number of packets. 915 */ 916 total_burst = 0; 917 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 918 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 919 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 920 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 921 if (nb_burst == 0) 922 continue; 923 total_burst += nb_burst; 924 if (nb_burst > burst_stats[0]) { 925 burst_stats[1] = burst_stats[0]; 926 pktnb_stats[1] = pktnb_stats[0]; 927 burst_stats[0] = nb_burst; 928 pktnb_stats[0] = nb_pkt; 929 } 930 } 931 if (total_burst == 0) 932 return; 933 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 934 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 935 burst_percent[0], (int) pktnb_stats[0]); 936 if (burst_stats[0] == total_burst) { 937 printf("]\n"); 938 return; 939 } 940 if (burst_stats[0] + burst_stats[1] == total_burst) { 941 printf(" + %d%% of %d pkts]\n", 942 100 - burst_percent[0], pktnb_stats[1]); 943 return; 944 } 945 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 946 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 947 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 948 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 949 return; 950 } 951 printf(" + %d%% of %d pkts + %d%% of others]\n", 952 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 953 } 954 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 955 956 static void 957 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 958 { 959 struct rte_port *port; 960 uint8_t i; 961 962 static const char *fwd_stats_border = "----------------------"; 963 964 port = &ports[port_id]; 965 printf("\n %s Forward statistics for port %-2d %s\n", 966 fwd_stats_border, port_id, fwd_stats_border); 967 968 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 969 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 970 "%-"PRIu64"\n", 971 stats->ipackets, stats->imissed, 972 (uint64_t) (stats->ipackets + stats->imissed)); 973 974 if (cur_fwd_eng == &csum_fwd_engine) 975 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 976 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 977 if ((stats->ierrors + stats->rx_nombuf) > 0) { 978 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 979 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 980 } 981 982 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 983 "%-"PRIu64"\n", 984 stats->opackets, port->tx_dropped, 985 (uint64_t) (stats->opackets + port->tx_dropped)); 986 } 987 else { 988 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 989 "%14"PRIu64"\n", 990 stats->ipackets, stats->imissed, 991 (uint64_t) (stats->ipackets + stats->imissed)); 992 993 if (cur_fwd_eng == &csum_fwd_engine) 994 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 995 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 996 if ((stats->ierrors + stats->rx_nombuf) > 0) { 997 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 998 printf(" RX-nombufs: %14"PRIu64"\n", 999 stats->rx_nombuf); 1000 } 1001 1002 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 1003 "%14"PRIu64"\n", 1004 stats->opackets, port->tx_dropped, 1005 (uint64_t) (stats->opackets + port->tx_dropped)); 1006 } 1007 1008 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1009 if (port->rx_stream) 1010 pkt_burst_stats_display("RX", 1011 &port->rx_stream->rx_burst_stats); 1012 if (port->tx_stream) 1013 pkt_burst_stats_display("TX", 1014 &port->tx_stream->tx_burst_stats); 1015 #endif 1016 1017 if (port->rx_queue_stats_mapping_enabled) { 1018 printf("\n"); 1019 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1020 printf(" Stats reg %2d RX-packets:%14"PRIu64 1021 " RX-errors:%14"PRIu64 1022 " RX-bytes:%14"PRIu64"\n", 1023 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 1024 } 1025 printf("\n"); 1026 } 1027 if (port->tx_queue_stats_mapping_enabled) { 1028 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1029 printf(" Stats reg %2d TX-packets:%14"PRIu64 1030 " TX-bytes:%14"PRIu64"\n", 1031 i, stats->q_opackets[i], stats->q_obytes[i]); 1032 } 1033 } 1034 1035 printf(" %s--------------------------------%s\n", 1036 fwd_stats_border, fwd_stats_border); 1037 } 1038 1039 static void 1040 fwd_stream_stats_display(streamid_t stream_id) 1041 { 1042 struct fwd_stream *fs; 1043 static const char *fwd_top_stats_border = "-------"; 1044 1045 fs = fwd_streams[stream_id]; 1046 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 1047 (fs->fwd_dropped == 0)) 1048 return; 1049 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 1050 "TX Port=%2d/Queue=%2d %s\n", 1051 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 1052 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 1053 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 1054 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 1055 1056 /* if checksum mode */ 1057 if (cur_fwd_eng == &csum_fwd_engine) { 1058 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 1059 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 1060 } 1061 1062 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1063 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 1064 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 1065 #endif 1066 } 1067 1068 static void 1069 flush_fwd_rx_queues(void) 1070 { 1071 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 1072 portid_t rxp; 1073 portid_t port_id; 1074 queueid_t rxq; 1075 uint16_t nb_rx; 1076 uint16_t i; 1077 uint8_t j; 1078 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 1079 uint64_t timer_period; 1080 1081 /* convert to number of cycles */ 1082 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 1083 1084 for (j = 0; j < 2; j++) { 1085 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 1086 for (rxq = 0; rxq < nb_rxq; rxq++) { 1087 port_id = fwd_ports_ids[rxp]; 1088 /** 1089 * testpmd can stuck in the below do while loop 1090 * if rte_eth_rx_burst() always returns nonzero 1091 * packets. So timer is added to exit this loop 1092 * after 1sec timer expiry. 1093 */ 1094 prev_tsc = rte_rdtsc(); 1095 do { 1096 nb_rx = rte_eth_rx_burst(port_id, rxq, 1097 pkts_burst, MAX_PKT_BURST); 1098 for (i = 0; i < nb_rx; i++) 1099 rte_pktmbuf_free(pkts_burst[i]); 1100 1101 cur_tsc = rte_rdtsc(); 1102 diff_tsc = cur_tsc - prev_tsc; 1103 timer_tsc += diff_tsc; 1104 } while ((nb_rx > 0) && 1105 (timer_tsc < timer_period)); 1106 timer_tsc = 0; 1107 } 1108 } 1109 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 1110 } 1111 } 1112 1113 static void 1114 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 1115 { 1116 struct fwd_stream **fsm; 1117 streamid_t nb_fs; 1118 streamid_t sm_id; 1119 #ifdef RTE_LIBRTE_BITRATE 1120 uint64_t tics_per_1sec; 1121 uint64_t tics_datum; 1122 uint64_t tics_current; 1123 uint8_t idx_port, cnt_ports; 1124 1125 cnt_ports = rte_eth_dev_count(); 1126 tics_datum = rte_rdtsc(); 1127 tics_per_1sec = rte_get_timer_hz(); 1128 #endif 1129 fsm = &fwd_streams[fc->stream_idx]; 1130 nb_fs = fc->stream_nb; 1131 do { 1132 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1133 (*pkt_fwd)(fsm[sm_id]); 1134 #ifdef RTE_LIBRTE_BITRATE 1135 if (bitrate_enabled != 0 && 1136 bitrate_lcore_id == rte_lcore_id()) { 1137 tics_current = rte_rdtsc(); 1138 if (tics_current - tics_datum >= tics_per_1sec) { 1139 /* Periodic bitrate calculation */ 1140 for (idx_port = 0; 1141 idx_port < cnt_ports; 1142 idx_port++) 1143 rte_stats_bitrate_calc(bitrate_data, 1144 idx_port); 1145 tics_datum = tics_current; 1146 } 1147 } 1148 #endif 1149 #ifdef RTE_LIBRTE_LATENCY_STATS 1150 if (latencystats_enabled != 0 && 1151 latencystats_lcore_id == rte_lcore_id()) 1152 rte_latencystats_update(); 1153 #endif 1154 1155 } while (! fc->stopped); 1156 } 1157 1158 static int 1159 start_pkt_forward_on_core(void *fwd_arg) 1160 { 1161 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1162 cur_fwd_config.fwd_eng->packet_fwd); 1163 return 0; 1164 } 1165 1166 /* 1167 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1168 * Used to start communication flows in network loopback test configurations. 1169 */ 1170 static int 1171 run_one_txonly_burst_on_core(void *fwd_arg) 1172 { 1173 struct fwd_lcore *fwd_lc; 1174 struct fwd_lcore tmp_lcore; 1175 1176 fwd_lc = (struct fwd_lcore *) fwd_arg; 1177 tmp_lcore = *fwd_lc; 1178 tmp_lcore.stopped = 1; 1179 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1180 return 0; 1181 } 1182 1183 /* 1184 * Launch packet forwarding: 1185 * - Setup per-port forwarding context. 1186 * - launch logical cores with their forwarding configuration. 1187 */ 1188 static void 1189 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1190 { 1191 port_fwd_begin_t port_fwd_begin; 1192 unsigned int i; 1193 unsigned int lc_id; 1194 int diag; 1195 1196 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1197 if (port_fwd_begin != NULL) { 1198 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1199 (*port_fwd_begin)(fwd_ports_ids[i]); 1200 } 1201 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1202 lc_id = fwd_lcores_cpuids[i]; 1203 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1204 fwd_lcores[i]->stopped = 0; 1205 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1206 fwd_lcores[i], lc_id); 1207 if (diag != 0) 1208 printf("launch lcore %u failed - diag=%d\n", 1209 lc_id, diag); 1210 } 1211 } 1212 } 1213 1214 /* 1215 * Launch packet forwarding configuration. 1216 */ 1217 void 1218 start_packet_forwarding(int with_tx_first) 1219 { 1220 port_fwd_begin_t port_fwd_begin; 1221 port_fwd_end_t port_fwd_end; 1222 struct rte_port *port; 1223 unsigned int i; 1224 portid_t pt_id; 1225 streamid_t sm_id; 1226 1227 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1228 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1229 1230 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1231 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1232 1233 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1234 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1235 (!nb_rxq || !nb_txq)) 1236 rte_exit(EXIT_FAILURE, 1237 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1238 cur_fwd_eng->fwd_mode_name); 1239 1240 if (all_ports_started() == 0) { 1241 printf("Not all ports were started\n"); 1242 return; 1243 } 1244 if (test_done == 0) { 1245 printf("Packet forwarding already started\n"); 1246 return; 1247 } 1248 1249 if (init_fwd_streams() < 0) { 1250 printf("Fail from init_fwd_streams()\n"); 1251 return; 1252 } 1253 1254 if(dcb_test) { 1255 for (i = 0; i < nb_fwd_ports; i++) { 1256 pt_id = fwd_ports_ids[i]; 1257 port = &ports[pt_id]; 1258 if (!port->dcb_flag) { 1259 printf("In DCB mode, all forwarding ports must " 1260 "be configured in this mode.\n"); 1261 return; 1262 } 1263 } 1264 if (nb_fwd_lcores == 1) { 1265 printf("In DCB mode,the nb forwarding cores " 1266 "should be larger than 1.\n"); 1267 return; 1268 } 1269 } 1270 test_done = 0; 1271 1272 if(!no_flush_rx) 1273 flush_fwd_rx_queues(); 1274 1275 fwd_config_setup(); 1276 pkt_fwd_config_display(&cur_fwd_config); 1277 rxtx_config_display(); 1278 1279 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1280 pt_id = fwd_ports_ids[i]; 1281 port = &ports[pt_id]; 1282 rte_eth_stats_get(pt_id, &port->stats); 1283 port->tx_dropped = 0; 1284 1285 map_port_queue_stats_mapping_registers(pt_id, port); 1286 } 1287 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1288 fwd_streams[sm_id]->rx_packets = 0; 1289 fwd_streams[sm_id]->tx_packets = 0; 1290 fwd_streams[sm_id]->fwd_dropped = 0; 1291 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1292 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1293 1294 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1295 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1296 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1297 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1298 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1299 #endif 1300 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1301 fwd_streams[sm_id]->core_cycles = 0; 1302 #endif 1303 } 1304 if (with_tx_first) { 1305 port_fwd_begin = tx_only_engine.port_fwd_begin; 1306 if (port_fwd_begin != NULL) { 1307 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1308 (*port_fwd_begin)(fwd_ports_ids[i]); 1309 } 1310 while (with_tx_first--) { 1311 launch_packet_forwarding( 1312 run_one_txonly_burst_on_core); 1313 rte_eal_mp_wait_lcore(); 1314 } 1315 port_fwd_end = tx_only_engine.port_fwd_end; 1316 if (port_fwd_end != NULL) { 1317 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1318 (*port_fwd_end)(fwd_ports_ids[i]); 1319 } 1320 } 1321 launch_packet_forwarding(start_pkt_forward_on_core); 1322 } 1323 1324 void 1325 stop_packet_forwarding(void) 1326 { 1327 struct rte_eth_stats stats; 1328 struct rte_port *port; 1329 port_fwd_end_t port_fwd_end; 1330 int i; 1331 portid_t pt_id; 1332 streamid_t sm_id; 1333 lcoreid_t lc_id; 1334 uint64_t total_recv; 1335 uint64_t total_xmit; 1336 uint64_t total_rx_dropped; 1337 uint64_t total_tx_dropped; 1338 uint64_t total_rx_nombuf; 1339 uint64_t tx_dropped; 1340 uint64_t rx_bad_ip_csum; 1341 uint64_t rx_bad_l4_csum; 1342 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1343 uint64_t fwd_cycles; 1344 #endif 1345 1346 static const char *acc_stats_border = "+++++++++++++++"; 1347 1348 if (test_done) { 1349 printf("Packet forwarding not started\n"); 1350 return; 1351 } 1352 printf("Telling cores to stop..."); 1353 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1354 fwd_lcores[lc_id]->stopped = 1; 1355 printf("\nWaiting for lcores to finish...\n"); 1356 rte_eal_mp_wait_lcore(); 1357 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1358 if (port_fwd_end != NULL) { 1359 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1360 pt_id = fwd_ports_ids[i]; 1361 (*port_fwd_end)(pt_id); 1362 } 1363 } 1364 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1365 fwd_cycles = 0; 1366 #endif 1367 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1368 if (cur_fwd_config.nb_fwd_streams > 1369 cur_fwd_config.nb_fwd_ports) { 1370 fwd_stream_stats_display(sm_id); 1371 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1372 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1373 } else { 1374 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1375 fwd_streams[sm_id]; 1376 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1377 fwd_streams[sm_id]; 1378 } 1379 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1380 tx_dropped = (uint64_t) (tx_dropped + 1381 fwd_streams[sm_id]->fwd_dropped); 1382 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1383 1384 rx_bad_ip_csum = 1385 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1386 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1387 fwd_streams[sm_id]->rx_bad_ip_csum); 1388 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1389 rx_bad_ip_csum; 1390 1391 rx_bad_l4_csum = 1392 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1393 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1394 fwd_streams[sm_id]->rx_bad_l4_csum); 1395 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1396 rx_bad_l4_csum; 1397 1398 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1399 fwd_cycles = (uint64_t) (fwd_cycles + 1400 fwd_streams[sm_id]->core_cycles); 1401 #endif 1402 } 1403 total_recv = 0; 1404 total_xmit = 0; 1405 total_rx_dropped = 0; 1406 total_tx_dropped = 0; 1407 total_rx_nombuf = 0; 1408 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1409 pt_id = fwd_ports_ids[i]; 1410 1411 port = &ports[pt_id]; 1412 rte_eth_stats_get(pt_id, &stats); 1413 stats.ipackets -= port->stats.ipackets; 1414 port->stats.ipackets = 0; 1415 stats.opackets -= port->stats.opackets; 1416 port->stats.opackets = 0; 1417 stats.ibytes -= port->stats.ibytes; 1418 port->stats.ibytes = 0; 1419 stats.obytes -= port->stats.obytes; 1420 port->stats.obytes = 0; 1421 stats.imissed -= port->stats.imissed; 1422 port->stats.imissed = 0; 1423 stats.oerrors -= port->stats.oerrors; 1424 port->stats.oerrors = 0; 1425 stats.rx_nombuf -= port->stats.rx_nombuf; 1426 port->stats.rx_nombuf = 0; 1427 1428 total_recv += stats.ipackets; 1429 total_xmit += stats.opackets; 1430 total_rx_dropped += stats.imissed; 1431 total_tx_dropped += port->tx_dropped; 1432 total_rx_nombuf += stats.rx_nombuf; 1433 1434 fwd_port_stats_display(pt_id, &stats); 1435 } 1436 1437 printf("\n %s Accumulated forward statistics for all ports" 1438 "%s\n", 1439 acc_stats_border, acc_stats_border); 1440 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1441 "%-"PRIu64"\n" 1442 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1443 "%-"PRIu64"\n", 1444 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1445 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1446 if (total_rx_nombuf > 0) 1447 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1448 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1449 "%s\n", 1450 acc_stats_border, acc_stats_border); 1451 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1452 if (total_recv > 0) 1453 printf("\n CPU cycles/packet=%u (total cycles=" 1454 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1455 (unsigned int)(fwd_cycles / total_recv), 1456 fwd_cycles, total_recv); 1457 #endif 1458 printf("\nDone.\n"); 1459 test_done = 1; 1460 } 1461 1462 void 1463 dev_set_link_up(portid_t pid) 1464 { 1465 if (rte_eth_dev_set_link_up(pid) < 0) 1466 printf("\nSet link up fail.\n"); 1467 } 1468 1469 void 1470 dev_set_link_down(portid_t pid) 1471 { 1472 if (rte_eth_dev_set_link_down(pid) < 0) 1473 printf("\nSet link down fail.\n"); 1474 } 1475 1476 static int 1477 all_ports_started(void) 1478 { 1479 portid_t pi; 1480 struct rte_port *port; 1481 1482 RTE_ETH_FOREACH_DEV(pi) { 1483 port = &ports[pi]; 1484 /* Check if there is a port which is not started */ 1485 if ((port->port_status != RTE_PORT_STARTED) && 1486 (port->slave_flag == 0)) 1487 return 0; 1488 } 1489 1490 /* No port is not started */ 1491 return 1; 1492 } 1493 1494 int 1495 port_is_stopped(portid_t port_id) 1496 { 1497 struct rte_port *port = &ports[port_id]; 1498 1499 if ((port->port_status != RTE_PORT_STOPPED) && 1500 (port->slave_flag == 0)) 1501 return 0; 1502 return 1; 1503 } 1504 1505 int 1506 all_ports_stopped(void) 1507 { 1508 portid_t pi; 1509 1510 RTE_ETH_FOREACH_DEV(pi) { 1511 if (!port_is_stopped(pi)) 1512 return 0; 1513 } 1514 1515 return 1; 1516 } 1517 1518 int 1519 port_is_started(portid_t port_id) 1520 { 1521 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1522 return 0; 1523 1524 if (ports[port_id].port_status != RTE_PORT_STARTED) 1525 return 0; 1526 1527 return 1; 1528 } 1529 1530 static int 1531 port_is_closed(portid_t port_id) 1532 { 1533 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1534 return 0; 1535 1536 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1537 return 0; 1538 1539 return 1; 1540 } 1541 1542 int 1543 start_port(portid_t pid) 1544 { 1545 int diag, need_check_link_status = -1; 1546 portid_t pi; 1547 queueid_t qi; 1548 struct rte_port *port; 1549 struct ether_addr mac_addr; 1550 enum rte_eth_event_type event_type; 1551 1552 if (port_id_is_invalid(pid, ENABLED_WARN)) 1553 return 0; 1554 1555 if(dcb_config) 1556 dcb_test = 1; 1557 RTE_ETH_FOREACH_DEV(pi) { 1558 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1559 continue; 1560 1561 need_check_link_status = 0; 1562 port = &ports[pi]; 1563 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1564 RTE_PORT_HANDLING) == 0) { 1565 printf("Port %d is now not stopped\n", pi); 1566 continue; 1567 } 1568 1569 if (port->need_reconfig > 0) { 1570 port->need_reconfig = 0; 1571 1572 if (flow_isolate_all) { 1573 int ret = port_flow_isolate(pi, 1); 1574 if (ret) { 1575 printf("Failed to apply isolated" 1576 " mode on port %d\n", pi); 1577 return -1; 1578 } 1579 } 1580 1581 printf("Configuring Port %d (socket %u)\n", pi, 1582 port->socket_id); 1583 /* configure port */ 1584 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1585 &(port->dev_conf)); 1586 if (diag != 0) { 1587 if (rte_atomic16_cmpset(&(port->port_status), 1588 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1589 printf("Port %d can not be set back " 1590 "to stopped\n", pi); 1591 printf("Fail to configure port %d\n", pi); 1592 /* try to reconfigure port next time */ 1593 port->need_reconfig = 1; 1594 return -1; 1595 } 1596 } 1597 if (port->need_reconfig_queues > 0) { 1598 port->need_reconfig_queues = 0; 1599 port->tx_conf.txq_flags = ETH_TXQ_FLAGS_IGNORE; 1600 /* Apply Tx offloads configuration */ 1601 port->tx_conf.offloads = port->dev_conf.txmode.offloads; 1602 /* setup tx queues */ 1603 for (qi = 0; qi < nb_txq; qi++) { 1604 if ((numa_support) && 1605 (txring_numa[pi] != NUMA_NO_CONFIG)) 1606 diag = rte_eth_tx_queue_setup(pi, qi, 1607 nb_txd,txring_numa[pi], 1608 &(port->tx_conf)); 1609 else 1610 diag = rte_eth_tx_queue_setup(pi, qi, 1611 nb_txd,port->socket_id, 1612 &(port->tx_conf)); 1613 1614 if (diag == 0) 1615 continue; 1616 1617 /* Fail to setup tx queue, return */ 1618 if (rte_atomic16_cmpset(&(port->port_status), 1619 RTE_PORT_HANDLING, 1620 RTE_PORT_STOPPED) == 0) 1621 printf("Port %d can not be set back " 1622 "to stopped\n", pi); 1623 printf("Fail to configure port %d tx queues\n", pi); 1624 /* try to reconfigure queues next time */ 1625 port->need_reconfig_queues = 1; 1626 return -1; 1627 } 1628 /* Apply Rx offloads configuration */ 1629 port->rx_conf.offloads = port->dev_conf.rxmode.offloads; 1630 /* setup rx queues */ 1631 for (qi = 0; qi < nb_rxq; qi++) { 1632 if ((numa_support) && 1633 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1634 struct rte_mempool * mp = 1635 mbuf_pool_find(rxring_numa[pi]); 1636 if (mp == NULL) { 1637 printf("Failed to setup RX queue:" 1638 "No mempool allocation" 1639 " on the socket %d\n", 1640 rxring_numa[pi]); 1641 return -1; 1642 } 1643 1644 diag = rte_eth_rx_queue_setup(pi, qi, 1645 nb_rxd,rxring_numa[pi], 1646 &(port->rx_conf),mp); 1647 } else { 1648 struct rte_mempool *mp = 1649 mbuf_pool_find(port->socket_id); 1650 if (mp == NULL) { 1651 printf("Failed to setup RX queue:" 1652 "No mempool allocation" 1653 " on the socket %d\n", 1654 port->socket_id); 1655 return -1; 1656 } 1657 diag = rte_eth_rx_queue_setup(pi, qi, 1658 nb_rxd,port->socket_id, 1659 &(port->rx_conf), mp); 1660 } 1661 if (diag == 0) 1662 continue; 1663 1664 /* Fail to setup rx queue, return */ 1665 if (rte_atomic16_cmpset(&(port->port_status), 1666 RTE_PORT_HANDLING, 1667 RTE_PORT_STOPPED) == 0) 1668 printf("Port %d can not be set back " 1669 "to stopped\n", pi); 1670 printf("Fail to configure port %d rx queues\n", pi); 1671 /* try to reconfigure queues next time */ 1672 port->need_reconfig_queues = 1; 1673 return -1; 1674 } 1675 } 1676 1677 /* start port */ 1678 if (rte_eth_dev_start(pi) < 0) { 1679 printf("Fail to start port %d\n", pi); 1680 1681 /* Fail to setup rx queue, return */ 1682 if (rte_atomic16_cmpset(&(port->port_status), 1683 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1684 printf("Port %d can not be set back to " 1685 "stopped\n", pi); 1686 continue; 1687 } 1688 1689 if (rte_atomic16_cmpset(&(port->port_status), 1690 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1691 printf("Port %d can not be set into started\n", pi); 1692 1693 rte_eth_macaddr_get(pi, &mac_addr); 1694 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1695 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1696 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1697 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1698 1699 /* at least one port started, need checking link status */ 1700 need_check_link_status = 1; 1701 } 1702 1703 for (event_type = RTE_ETH_EVENT_UNKNOWN; 1704 event_type < RTE_ETH_EVENT_MAX; 1705 event_type++) { 1706 diag = rte_eth_dev_callback_register(RTE_ETH_ALL, 1707 event_type, 1708 eth_event_callback, 1709 NULL); 1710 if (diag) { 1711 printf("Failed to setup even callback for event %d\n", 1712 event_type); 1713 return -1; 1714 } 1715 } 1716 1717 if (need_check_link_status == 1 && !no_link_check) 1718 check_all_ports_link_status(RTE_PORT_ALL); 1719 else if (need_check_link_status == 0) 1720 printf("Please stop the ports first\n"); 1721 1722 printf("Done\n"); 1723 return 0; 1724 } 1725 1726 void 1727 stop_port(portid_t pid) 1728 { 1729 portid_t pi; 1730 struct rte_port *port; 1731 int need_check_link_status = 0; 1732 1733 if (dcb_test) { 1734 dcb_test = 0; 1735 dcb_config = 0; 1736 } 1737 1738 if (port_id_is_invalid(pid, ENABLED_WARN)) 1739 return; 1740 1741 printf("Stopping ports...\n"); 1742 1743 RTE_ETH_FOREACH_DEV(pi) { 1744 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1745 continue; 1746 1747 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1748 printf("Please remove port %d from forwarding configuration.\n", pi); 1749 continue; 1750 } 1751 1752 if (port_is_bonding_slave(pi)) { 1753 printf("Please remove port %d from bonded device.\n", pi); 1754 continue; 1755 } 1756 1757 port = &ports[pi]; 1758 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1759 RTE_PORT_HANDLING) == 0) 1760 continue; 1761 1762 rte_eth_dev_stop(pi); 1763 1764 if (rte_atomic16_cmpset(&(port->port_status), 1765 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1766 printf("Port %d can not be set into stopped\n", pi); 1767 need_check_link_status = 1; 1768 } 1769 if (need_check_link_status && !no_link_check) 1770 check_all_ports_link_status(RTE_PORT_ALL); 1771 1772 printf("Done\n"); 1773 } 1774 1775 void 1776 close_port(portid_t pid) 1777 { 1778 portid_t pi; 1779 struct rte_port *port; 1780 1781 if (port_id_is_invalid(pid, ENABLED_WARN)) 1782 return; 1783 1784 printf("Closing ports...\n"); 1785 1786 RTE_ETH_FOREACH_DEV(pi) { 1787 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1788 continue; 1789 1790 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1791 printf("Please remove port %d from forwarding configuration.\n", pi); 1792 continue; 1793 } 1794 1795 if (port_is_bonding_slave(pi)) { 1796 printf("Please remove port %d from bonded device.\n", pi); 1797 continue; 1798 } 1799 1800 port = &ports[pi]; 1801 if (rte_atomic16_cmpset(&(port->port_status), 1802 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1803 printf("Port %d is already closed\n", pi); 1804 continue; 1805 } 1806 1807 if (rte_atomic16_cmpset(&(port->port_status), 1808 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1809 printf("Port %d is now not stopped\n", pi); 1810 continue; 1811 } 1812 1813 if (port->flow_list) 1814 port_flow_flush(pi); 1815 rte_eth_dev_close(pi); 1816 1817 if (rte_atomic16_cmpset(&(port->port_status), 1818 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1819 printf("Port %d cannot be set to closed\n", pi); 1820 } 1821 1822 printf("Done\n"); 1823 } 1824 1825 void 1826 reset_port(portid_t pid) 1827 { 1828 int diag; 1829 portid_t pi; 1830 struct rte_port *port; 1831 1832 if (port_id_is_invalid(pid, ENABLED_WARN)) 1833 return; 1834 1835 printf("Resetting ports...\n"); 1836 1837 RTE_ETH_FOREACH_DEV(pi) { 1838 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1839 continue; 1840 1841 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1842 printf("Please remove port %d from forwarding " 1843 "configuration.\n", pi); 1844 continue; 1845 } 1846 1847 if (port_is_bonding_slave(pi)) { 1848 printf("Please remove port %d from bonded device.\n", 1849 pi); 1850 continue; 1851 } 1852 1853 diag = rte_eth_dev_reset(pi); 1854 if (diag == 0) { 1855 port = &ports[pi]; 1856 port->need_reconfig = 1; 1857 port->need_reconfig_queues = 1; 1858 } else { 1859 printf("Failed to reset port %d. diag=%d\n", pi, diag); 1860 } 1861 } 1862 1863 printf("Done\n"); 1864 } 1865 1866 static int 1867 eth_dev_event_callback_register(void) 1868 { 1869 int ret; 1870 1871 /* register the device event callback */ 1872 ret = rte_dev_event_callback_register(NULL, 1873 eth_dev_event_callback, NULL); 1874 if (ret) { 1875 printf("Failed to register device event callback\n"); 1876 return -1; 1877 } 1878 1879 return 0; 1880 } 1881 1882 1883 static int 1884 eth_dev_event_callback_unregister(void) 1885 { 1886 int ret; 1887 1888 /* unregister the device event callback */ 1889 ret = rte_dev_event_callback_unregister(NULL, 1890 eth_dev_event_callback, NULL); 1891 if (ret < 0) { 1892 printf("Failed to unregister device event callback\n"); 1893 return -1; 1894 } 1895 1896 return 0; 1897 } 1898 1899 void 1900 attach_port(char *identifier) 1901 { 1902 portid_t pi = 0; 1903 unsigned int socket_id; 1904 1905 printf("Attaching a new port...\n"); 1906 1907 if (identifier == NULL) { 1908 printf("Invalid parameters are specified\n"); 1909 return; 1910 } 1911 1912 if (rte_eth_dev_attach(identifier, &pi)) 1913 return; 1914 1915 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 1916 /* if socket_id is invalid, set to 0 */ 1917 if (check_socket_id(socket_id) < 0) 1918 socket_id = 0; 1919 reconfig(pi, socket_id); 1920 rte_eth_promiscuous_enable(pi); 1921 1922 nb_ports = rte_eth_dev_count(); 1923 1924 ports[pi].port_status = RTE_PORT_STOPPED; 1925 1926 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1927 printf("Done\n"); 1928 } 1929 1930 void 1931 detach_port(portid_t port_id) 1932 { 1933 char name[RTE_ETH_NAME_MAX_LEN]; 1934 1935 printf("Detaching a port...\n"); 1936 1937 if (!port_is_closed(port_id)) { 1938 printf("Please close port first\n"); 1939 return; 1940 } 1941 1942 if (ports[port_id].flow_list) 1943 port_flow_flush(port_id); 1944 1945 if (rte_eth_dev_detach(port_id, name)) { 1946 TESTPMD_LOG(ERR, "Failed to detach port '%s'\n", name); 1947 return; 1948 } 1949 1950 nb_ports = rte_eth_dev_count(); 1951 1952 printf("Port '%s' is detached. Now total ports is %d\n", 1953 name, nb_ports); 1954 printf("Done\n"); 1955 return; 1956 } 1957 1958 void 1959 pmd_test_exit(void) 1960 { 1961 portid_t pt_id; 1962 int ret; 1963 1964 if (test_done == 0) 1965 stop_packet_forwarding(); 1966 1967 if (ports != NULL) { 1968 no_link_check = 1; 1969 RTE_ETH_FOREACH_DEV(pt_id) { 1970 printf("\nShutting down port %d...\n", pt_id); 1971 fflush(stdout); 1972 stop_port(pt_id); 1973 close_port(pt_id); 1974 } 1975 } 1976 1977 if (hot_plug) { 1978 ret = rte_dev_event_monitor_stop(); 1979 if (ret) 1980 RTE_LOG(ERR, EAL, 1981 "fail to stop device event monitor."); 1982 1983 ret = eth_dev_event_callback_unregister(); 1984 if (ret) 1985 RTE_LOG(ERR, EAL, 1986 "fail to unregister all event callbacks."); 1987 } 1988 1989 printf("\nBye...\n"); 1990 } 1991 1992 typedef void (*cmd_func_t)(void); 1993 struct pmd_test_command { 1994 const char *cmd_name; 1995 cmd_func_t cmd_func; 1996 }; 1997 1998 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1999 2000 /* Check the link status of all ports in up to 9s, and print them finally */ 2001 static void 2002 check_all_ports_link_status(uint32_t port_mask) 2003 { 2004 #define CHECK_INTERVAL 100 /* 100ms */ 2005 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 2006 portid_t portid; 2007 uint8_t count, all_ports_up, print_flag = 0; 2008 struct rte_eth_link link; 2009 2010 printf("Checking link statuses...\n"); 2011 fflush(stdout); 2012 for (count = 0; count <= MAX_CHECK_TIME; count++) { 2013 all_ports_up = 1; 2014 RTE_ETH_FOREACH_DEV(portid) { 2015 if ((port_mask & (1 << portid)) == 0) 2016 continue; 2017 memset(&link, 0, sizeof(link)); 2018 rte_eth_link_get_nowait(portid, &link); 2019 /* print link status if flag set */ 2020 if (print_flag == 1) { 2021 if (link.link_status) 2022 printf( 2023 "Port%d Link Up. speed %u Mbps- %s\n", 2024 portid, link.link_speed, 2025 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 2026 ("full-duplex") : ("half-duplex\n")); 2027 else 2028 printf("Port %d Link Down\n", portid); 2029 continue; 2030 } 2031 /* clear all_ports_up flag if any link down */ 2032 if (link.link_status == ETH_LINK_DOWN) { 2033 all_ports_up = 0; 2034 break; 2035 } 2036 } 2037 /* after finally printing all link status, get out */ 2038 if (print_flag == 1) 2039 break; 2040 2041 if (all_ports_up == 0) { 2042 fflush(stdout); 2043 rte_delay_ms(CHECK_INTERVAL); 2044 } 2045 2046 /* set the print_flag if all ports up or timeout */ 2047 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 2048 print_flag = 1; 2049 } 2050 2051 if (lsc_interrupt) 2052 break; 2053 } 2054 } 2055 2056 static void 2057 rmv_event_callback(void *arg) 2058 { 2059 struct rte_eth_dev *dev; 2060 portid_t port_id = (intptr_t)arg; 2061 2062 RTE_ETH_VALID_PORTID_OR_RET(port_id); 2063 dev = &rte_eth_devices[port_id]; 2064 2065 stop_port(port_id); 2066 close_port(port_id); 2067 printf("removing device %s\n", dev->device->name); 2068 if (rte_eal_dev_detach(dev->device)) 2069 TESTPMD_LOG(ERR, "Failed to detach device %s\n", 2070 dev->device->name); 2071 } 2072 2073 /* This function is used by the interrupt thread */ 2074 static int 2075 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 2076 void *ret_param) 2077 { 2078 static const char * const event_desc[] = { 2079 [RTE_ETH_EVENT_UNKNOWN] = "Unknown", 2080 [RTE_ETH_EVENT_INTR_LSC] = "LSC", 2081 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state", 2082 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset", 2083 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox", 2084 [RTE_ETH_EVENT_MACSEC] = "MACsec", 2085 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 2086 [RTE_ETH_EVENT_NEW] = "device probed", 2087 [RTE_ETH_EVENT_DESTROY] = "device released", 2088 [RTE_ETH_EVENT_MAX] = NULL, 2089 }; 2090 2091 RTE_SET_USED(param); 2092 RTE_SET_USED(ret_param); 2093 2094 if (type >= RTE_ETH_EVENT_MAX) { 2095 fprintf(stderr, "\nPort %" PRIu8 ": %s called upon invalid event %d\n", 2096 port_id, __func__, type); 2097 fflush(stderr); 2098 } else if (event_print_mask & (UINT32_C(1) << type)) { 2099 printf("\nPort %" PRIu8 ": %s event\n", port_id, 2100 event_desc[type]); 2101 fflush(stdout); 2102 } 2103 2104 if (port_id_is_invalid(port_id, DISABLED_WARN)) 2105 return 0; 2106 2107 switch (type) { 2108 case RTE_ETH_EVENT_INTR_RMV: 2109 if (rte_eal_alarm_set(100000, 2110 rmv_event_callback, (void *)(intptr_t)port_id)) 2111 fprintf(stderr, "Could not set up deferred device removal\n"); 2112 break; 2113 default: 2114 break; 2115 } 2116 return 0; 2117 } 2118 2119 /* This function is used by the interrupt thread */ 2120 static void 2121 eth_dev_event_callback(char *device_name, enum rte_dev_event_type type, 2122 __rte_unused void *arg) 2123 { 2124 if (type >= RTE_DEV_EVENT_MAX) { 2125 fprintf(stderr, "%s called upon invalid event %d\n", 2126 __func__, type); 2127 fflush(stderr); 2128 } 2129 2130 switch (type) { 2131 case RTE_DEV_EVENT_REMOVE: 2132 RTE_LOG(ERR, EAL, "The device: %s has been removed!\n", 2133 device_name); 2134 /* TODO: After finish failure handle, begin to stop 2135 * packet forward, stop port, close port, detach port. 2136 */ 2137 break; 2138 case RTE_DEV_EVENT_ADD: 2139 RTE_LOG(ERR, EAL, "The device: %s has been added!\n", 2140 device_name); 2141 /* TODO: After finish kernel driver binding, 2142 * begin to attach port. 2143 */ 2144 break; 2145 default: 2146 break; 2147 } 2148 } 2149 2150 static int 2151 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2152 { 2153 uint16_t i; 2154 int diag; 2155 uint8_t mapping_found = 0; 2156 2157 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 2158 if ((tx_queue_stats_mappings[i].port_id == port_id) && 2159 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 2160 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 2161 tx_queue_stats_mappings[i].queue_id, 2162 tx_queue_stats_mappings[i].stats_counter_id); 2163 if (diag != 0) 2164 return diag; 2165 mapping_found = 1; 2166 } 2167 } 2168 if (mapping_found) 2169 port->tx_queue_stats_mapping_enabled = 1; 2170 return 0; 2171 } 2172 2173 static int 2174 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2175 { 2176 uint16_t i; 2177 int diag; 2178 uint8_t mapping_found = 0; 2179 2180 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 2181 if ((rx_queue_stats_mappings[i].port_id == port_id) && 2182 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 2183 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 2184 rx_queue_stats_mappings[i].queue_id, 2185 rx_queue_stats_mappings[i].stats_counter_id); 2186 if (diag != 0) 2187 return diag; 2188 mapping_found = 1; 2189 } 2190 } 2191 if (mapping_found) 2192 port->rx_queue_stats_mapping_enabled = 1; 2193 return 0; 2194 } 2195 2196 static void 2197 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port) 2198 { 2199 int diag = 0; 2200 2201 diag = set_tx_queue_stats_mapping_registers(pi, port); 2202 if (diag != 0) { 2203 if (diag == -ENOTSUP) { 2204 port->tx_queue_stats_mapping_enabled = 0; 2205 printf("TX queue stats mapping not supported port id=%d\n", pi); 2206 } 2207 else 2208 rte_exit(EXIT_FAILURE, 2209 "set_tx_queue_stats_mapping_registers " 2210 "failed for port id=%d diag=%d\n", 2211 pi, diag); 2212 } 2213 2214 diag = set_rx_queue_stats_mapping_registers(pi, port); 2215 if (diag != 0) { 2216 if (diag == -ENOTSUP) { 2217 port->rx_queue_stats_mapping_enabled = 0; 2218 printf("RX queue stats mapping not supported port id=%d\n", pi); 2219 } 2220 else 2221 rte_exit(EXIT_FAILURE, 2222 "set_rx_queue_stats_mapping_registers " 2223 "failed for port id=%d diag=%d\n", 2224 pi, diag); 2225 } 2226 } 2227 2228 static void 2229 rxtx_port_config(struct rte_port *port) 2230 { 2231 port->rx_conf = port->dev_info.default_rxconf; 2232 port->tx_conf = port->dev_info.default_txconf; 2233 2234 /* Check if any RX/TX parameters have been passed */ 2235 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2236 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 2237 2238 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2239 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 2240 2241 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2242 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 2243 2244 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2245 port->rx_conf.rx_free_thresh = rx_free_thresh; 2246 2247 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2248 port->rx_conf.rx_drop_en = rx_drop_en; 2249 2250 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2251 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 2252 2253 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2254 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 2255 2256 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2257 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 2258 2259 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2260 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 2261 2262 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2263 port->tx_conf.tx_free_thresh = tx_free_thresh; 2264 } 2265 2266 void 2267 init_port_config(void) 2268 { 2269 portid_t pid; 2270 struct rte_port *port; 2271 2272 RTE_ETH_FOREACH_DEV(pid) { 2273 port = &ports[pid]; 2274 port->dev_conf.fdir_conf = fdir_conf; 2275 if (nb_rxq > 1) { 2276 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2277 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 2278 } else { 2279 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2280 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2281 } 2282 2283 if (port->dcb_flag == 0) { 2284 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2285 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2286 else 2287 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2288 } 2289 2290 rxtx_port_config(port); 2291 2292 rte_eth_macaddr_get(pid, &port->eth_addr); 2293 2294 map_port_queue_stats_mapping_registers(pid, port); 2295 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2296 rte_pmd_ixgbe_bypass_init(pid); 2297 #endif 2298 2299 if (lsc_interrupt && 2300 (rte_eth_devices[pid].data->dev_flags & 2301 RTE_ETH_DEV_INTR_LSC)) 2302 port->dev_conf.intr_conf.lsc = 1; 2303 if (rmv_interrupt && 2304 (rte_eth_devices[pid].data->dev_flags & 2305 RTE_ETH_DEV_INTR_RMV)) 2306 port->dev_conf.intr_conf.rmv = 1; 2307 2308 #if defined RTE_LIBRTE_PMD_SOFTNIC && defined RTE_LIBRTE_SCHED 2309 /* Detect softnic port */ 2310 if (!strcmp(port->dev_info.driver_name, "net_softnic")) { 2311 port->softnic_enable = 1; 2312 memset(&port->softport, 0, sizeof(struct softnic_port)); 2313 2314 if (!strcmp(cur_fwd_eng->fwd_mode_name, "tm")) 2315 port->softport.tm_flag = 1; 2316 } 2317 #endif 2318 } 2319 } 2320 2321 void set_port_slave_flag(portid_t slave_pid) 2322 { 2323 struct rte_port *port; 2324 2325 port = &ports[slave_pid]; 2326 port->slave_flag = 1; 2327 } 2328 2329 void clear_port_slave_flag(portid_t slave_pid) 2330 { 2331 struct rte_port *port; 2332 2333 port = &ports[slave_pid]; 2334 port->slave_flag = 0; 2335 } 2336 2337 uint8_t port_is_bonding_slave(portid_t slave_pid) 2338 { 2339 struct rte_port *port; 2340 2341 port = &ports[slave_pid]; 2342 return port->slave_flag; 2343 } 2344 2345 const uint16_t vlan_tags[] = { 2346 0, 1, 2, 3, 4, 5, 6, 7, 2347 8, 9, 10, 11, 12, 13, 14, 15, 2348 16, 17, 18, 19, 20, 21, 22, 23, 2349 24, 25, 26, 27, 28, 29, 30, 31 2350 }; 2351 2352 static int 2353 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 2354 enum dcb_mode_enable dcb_mode, 2355 enum rte_eth_nb_tcs num_tcs, 2356 uint8_t pfc_en) 2357 { 2358 uint8_t i; 2359 2360 /* 2361 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2362 * given above, and the number of traffic classes available for use. 2363 */ 2364 if (dcb_mode == DCB_VT_ENABLED) { 2365 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2366 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2367 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2368 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2369 2370 /* VMDQ+DCB RX and TX configurations */ 2371 vmdq_rx_conf->enable_default_pool = 0; 2372 vmdq_rx_conf->default_pool = 0; 2373 vmdq_rx_conf->nb_queue_pools = 2374 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2375 vmdq_tx_conf->nb_queue_pools = 2376 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2377 2378 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2379 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2380 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2381 vmdq_rx_conf->pool_map[i].pools = 2382 1 << (i % vmdq_rx_conf->nb_queue_pools); 2383 } 2384 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2385 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 2386 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 2387 } 2388 2389 /* set DCB mode of RX and TX of multiple queues */ 2390 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2391 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2392 } else { 2393 struct rte_eth_dcb_rx_conf *rx_conf = 2394 ð_conf->rx_adv_conf.dcb_rx_conf; 2395 struct rte_eth_dcb_tx_conf *tx_conf = 2396 ð_conf->tx_adv_conf.dcb_tx_conf; 2397 2398 rx_conf->nb_tcs = num_tcs; 2399 tx_conf->nb_tcs = num_tcs; 2400 2401 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2402 rx_conf->dcb_tc[i] = i % num_tcs; 2403 tx_conf->dcb_tc[i] = i % num_tcs; 2404 } 2405 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2406 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 2407 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2408 } 2409 2410 if (pfc_en) 2411 eth_conf->dcb_capability_en = 2412 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2413 else 2414 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2415 2416 return 0; 2417 } 2418 2419 int 2420 init_port_dcb_config(portid_t pid, 2421 enum dcb_mode_enable dcb_mode, 2422 enum rte_eth_nb_tcs num_tcs, 2423 uint8_t pfc_en) 2424 { 2425 struct rte_eth_conf port_conf; 2426 struct rte_port *rte_port; 2427 int retval; 2428 uint16_t i; 2429 2430 rte_port = &ports[pid]; 2431 2432 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2433 /* Enter DCB configuration status */ 2434 dcb_config = 1; 2435 2436 port_conf.rxmode = rte_port->dev_conf.rxmode; 2437 port_conf.txmode = rte_port->dev_conf.txmode; 2438 2439 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2440 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 2441 if (retval < 0) 2442 return retval; 2443 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2444 2445 /** 2446 * Write the configuration into the device. 2447 * Set the numbers of RX & TX queues to 0, so 2448 * the RX & TX queues will not be setup. 2449 */ 2450 rte_eth_dev_configure(pid, 0, 0, &port_conf); 2451 2452 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2453 2454 /* If dev_info.vmdq_pool_base is greater than 0, 2455 * the queue id of vmdq pools is started after pf queues. 2456 */ 2457 if (dcb_mode == DCB_VT_ENABLED && 2458 rte_port->dev_info.vmdq_pool_base > 0) { 2459 printf("VMDQ_DCB multi-queue mode is nonsensical" 2460 " for port %d.", pid); 2461 return -1; 2462 } 2463 2464 /* Assume the ports in testpmd have the same dcb capability 2465 * and has the same number of rxq and txq in dcb mode 2466 */ 2467 if (dcb_mode == DCB_VT_ENABLED) { 2468 if (rte_port->dev_info.max_vfs > 0) { 2469 nb_rxq = rte_port->dev_info.nb_rx_queues; 2470 nb_txq = rte_port->dev_info.nb_tx_queues; 2471 } else { 2472 nb_rxq = rte_port->dev_info.max_rx_queues; 2473 nb_txq = rte_port->dev_info.max_tx_queues; 2474 } 2475 } else { 2476 /*if vt is disabled, use all pf queues */ 2477 if (rte_port->dev_info.vmdq_pool_base == 0) { 2478 nb_rxq = rte_port->dev_info.max_rx_queues; 2479 nb_txq = rte_port->dev_info.max_tx_queues; 2480 } else { 2481 nb_rxq = (queueid_t)num_tcs; 2482 nb_txq = (queueid_t)num_tcs; 2483 2484 } 2485 } 2486 rx_free_thresh = 64; 2487 2488 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 2489 2490 rxtx_port_config(rte_port); 2491 /* VLAN filter */ 2492 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2493 for (i = 0; i < RTE_DIM(vlan_tags); i++) 2494 rx_vft_set(pid, vlan_tags[i], 1); 2495 2496 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 2497 map_port_queue_stats_mapping_registers(pid, rte_port); 2498 2499 rte_port->dcb_flag = 1; 2500 2501 return 0; 2502 } 2503 2504 static void 2505 init_port(void) 2506 { 2507 /* Configuration of Ethernet ports. */ 2508 ports = rte_zmalloc("testpmd: ports", 2509 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2510 RTE_CACHE_LINE_SIZE); 2511 if (ports == NULL) { 2512 rte_exit(EXIT_FAILURE, 2513 "rte_zmalloc(%d struct rte_port) failed\n", 2514 RTE_MAX_ETHPORTS); 2515 } 2516 } 2517 2518 static void 2519 force_quit(void) 2520 { 2521 pmd_test_exit(); 2522 prompt_exit(); 2523 } 2524 2525 static void 2526 print_stats(void) 2527 { 2528 uint8_t i; 2529 const char clr[] = { 27, '[', '2', 'J', '\0' }; 2530 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 2531 2532 /* Clear screen and move to top left */ 2533 printf("%s%s", clr, top_left); 2534 2535 printf("\nPort statistics ===================================="); 2536 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 2537 nic_stats_display(fwd_ports_ids[i]); 2538 } 2539 2540 static void 2541 signal_handler(int signum) 2542 { 2543 if (signum == SIGINT || signum == SIGTERM) { 2544 printf("\nSignal %d received, preparing to exit...\n", 2545 signum); 2546 #ifdef RTE_LIBRTE_PDUMP 2547 /* uninitialize packet capture framework */ 2548 rte_pdump_uninit(); 2549 #endif 2550 #ifdef RTE_LIBRTE_LATENCY_STATS 2551 rte_latencystats_uninit(); 2552 #endif 2553 force_quit(); 2554 /* Set flag to indicate the force termination. */ 2555 f_quit = 1; 2556 /* exit with the expected status */ 2557 signal(signum, SIG_DFL); 2558 kill(getpid(), signum); 2559 } 2560 } 2561 2562 int 2563 main(int argc, char** argv) 2564 { 2565 int diag; 2566 portid_t port_id; 2567 int ret; 2568 2569 signal(SIGINT, signal_handler); 2570 signal(SIGTERM, signal_handler); 2571 2572 diag = rte_eal_init(argc, argv); 2573 if (diag < 0) 2574 rte_panic("Cannot init EAL\n"); 2575 2576 testpmd_logtype = rte_log_register("testpmd"); 2577 if (testpmd_logtype < 0) 2578 rte_panic("Cannot register log type"); 2579 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 2580 2581 if (mlockall(MCL_CURRENT | MCL_FUTURE)) { 2582 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 2583 strerror(errno)); 2584 } 2585 2586 #ifdef RTE_LIBRTE_PDUMP 2587 /* initialize packet capture framework */ 2588 rte_pdump_init(NULL); 2589 #endif 2590 2591 nb_ports = (portid_t) rte_eth_dev_count(); 2592 if (nb_ports == 0) 2593 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 2594 2595 /* allocate port structures, and init them */ 2596 init_port(); 2597 2598 set_def_fwd_config(); 2599 if (nb_lcores == 0) 2600 rte_panic("Empty set of forwarding logical cores - check the " 2601 "core mask supplied in the command parameters\n"); 2602 2603 /* Bitrate/latency stats disabled by default */ 2604 #ifdef RTE_LIBRTE_BITRATE 2605 bitrate_enabled = 0; 2606 #endif 2607 #ifdef RTE_LIBRTE_LATENCY_STATS 2608 latencystats_enabled = 0; 2609 #endif 2610 2611 argc -= diag; 2612 argv += diag; 2613 if (argc > 1) 2614 launch_args_parse(argc, argv); 2615 2616 if (tx_first && interactive) 2617 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 2618 "interactive mode.\n"); 2619 2620 if (tx_first && lsc_interrupt) { 2621 printf("Warning: lsc_interrupt needs to be off when " 2622 " using tx_first. Disabling.\n"); 2623 lsc_interrupt = 0; 2624 } 2625 2626 if (!nb_rxq && !nb_txq) 2627 printf("Warning: Either rx or tx queues should be non-zero\n"); 2628 2629 if (nb_rxq > 1 && nb_rxq > nb_txq) 2630 printf("Warning: nb_rxq=%d enables RSS configuration, " 2631 "but nb_txq=%d will prevent to fully test it.\n", 2632 nb_rxq, nb_txq); 2633 2634 init_config(); 2635 2636 if (hot_plug) { 2637 /* enable hot plug monitoring */ 2638 ret = rte_dev_event_monitor_start(); 2639 if (ret) { 2640 rte_errno = EINVAL; 2641 return -1; 2642 } 2643 eth_dev_event_callback_register(); 2644 2645 } 2646 2647 if (start_port(RTE_PORT_ALL) != 0) 2648 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2649 2650 /* set all ports to promiscuous mode by default */ 2651 RTE_ETH_FOREACH_DEV(port_id) 2652 rte_eth_promiscuous_enable(port_id); 2653 2654 /* Init metrics library */ 2655 rte_metrics_init(rte_socket_id()); 2656 2657 #ifdef RTE_LIBRTE_LATENCY_STATS 2658 if (latencystats_enabled != 0) { 2659 int ret = rte_latencystats_init(1, NULL); 2660 if (ret) 2661 printf("Warning: latencystats init()" 2662 " returned error %d\n", ret); 2663 printf("Latencystats running on lcore %d\n", 2664 latencystats_lcore_id); 2665 } 2666 #endif 2667 2668 /* Setup bitrate stats */ 2669 #ifdef RTE_LIBRTE_BITRATE 2670 if (bitrate_enabled != 0) { 2671 bitrate_data = rte_stats_bitrate_create(); 2672 if (bitrate_data == NULL) 2673 rte_exit(EXIT_FAILURE, 2674 "Could not allocate bitrate data.\n"); 2675 rte_stats_bitrate_reg(bitrate_data); 2676 } 2677 #endif 2678 2679 #ifdef RTE_LIBRTE_CMDLINE 2680 if (strlen(cmdline_filename) != 0) 2681 cmdline_read_from_file(cmdline_filename); 2682 2683 if (interactive == 1) { 2684 if (auto_start) { 2685 printf("Start automatic packet forwarding\n"); 2686 start_packet_forwarding(0); 2687 } 2688 prompt(); 2689 pmd_test_exit(); 2690 } else 2691 #endif 2692 { 2693 char c; 2694 int rc; 2695 2696 f_quit = 0; 2697 2698 printf("No commandline core given, start packet forwarding\n"); 2699 start_packet_forwarding(tx_first); 2700 if (stats_period != 0) { 2701 uint64_t prev_time = 0, cur_time, diff_time = 0; 2702 uint64_t timer_period; 2703 2704 /* Convert to number of cycles */ 2705 timer_period = stats_period * rte_get_timer_hz(); 2706 2707 while (f_quit == 0) { 2708 cur_time = rte_get_timer_cycles(); 2709 diff_time += cur_time - prev_time; 2710 2711 if (diff_time >= timer_period) { 2712 print_stats(); 2713 /* Reset the timer */ 2714 diff_time = 0; 2715 } 2716 /* Sleep to avoid unnecessary checks */ 2717 prev_time = cur_time; 2718 sleep(1); 2719 } 2720 } 2721 2722 printf("Press enter to exit\n"); 2723 rc = read(0, &c, 1); 2724 pmd_test_exit(); 2725 if (rc < 0) 2726 return 1; 2727 } 2728 2729 return 0; 2730 } 2731