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 uint16_t idx_port; 1124 1125 tics_datum = rte_rdtsc(); 1126 tics_per_1sec = rte_get_timer_hz(); 1127 #endif 1128 fsm = &fwd_streams[fc->stream_idx]; 1129 nb_fs = fc->stream_nb; 1130 do { 1131 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1132 (*pkt_fwd)(fsm[sm_id]); 1133 #ifdef RTE_LIBRTE_BITRATE 1134 if (bitrate_enabled != 0 && 1135 bitrate_lcore_id == rte_lcore_id()) { 1136 tics_current = rte_rdtsc(); 1137 if (tics_current - tics_datum >= tics_per_1sec) { 1138 /* Periodic bitrate calculation */ 1139 RTE_ETH_FOREACH_DEV(idx_port) 1140 rte_stats_bitrate_calc(bitrate_data, 1141 idx_port); 1142 tics_datum = tics_current; 1143 } 1144 } 1145 #endif 1146 #ifdef RTE_LIBRTE_LATENCY_STATS 1147 if (latencystats_enabled != 0 && 1148 latencystats_lcore_id == rte_lcore_id()) 1149 rte_latencystats_update(); 1150 #endif 1151 1152 } while (! fc->stopped); 1153 } 1154 1155 static int 1156 start_pkt_forward_on_core(void *fwd_arg) 1157 { 1158 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1159 cur_fwd_config.fwd_eng->packet_fwd); 1160 return 0; 1161 } 1162 1163 /* 1164 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1165 * Used to start communication flows in network loopback test configurations. 1166 */ 1167 static int 1168 run_one_txonly_burst_on_core(void *fwd_arg) 1169 { 1170 struct fwd_lcore *fwd_lc; 1171 struct fwd_lcore tmp_lcore; 1172 1173 fwd_lc = (struct fwd_lcore *) fwd_arg; 1174 tmp_lcore = *fwd_lc; 1175 tmp_lcore.stopped = 1; 1176 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1177 return 0; 1178 } 1179 1180 /* 1181 * Launch packet forwarding: 1182 * - Setup per-port forwarding context. 1183 * - launch logical cores with their forwarding configuration. 1184 */ 1185 static void 1186 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1187 { 1188 port_fwd_begin_t port_fwd_begin; 1189 unsigned int i; 1190 unsigned int lc_id; 1191 int diag; 1192 1193 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1194 if (port_fwd_begin != NULL) { 1195 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1196 (*port_fwd_begin)(fwd_ports_ids[i]); 1197 } 1198 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1199 lc_id = fwd_lcores_cpuids[i]; 1200 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1201 fwd_lcores[i]->stopped = 0; 1202 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1203 fwd_lcores[i], lc_id); 1204 if (diag != 0) 1205 printf("launch lcore %u failed - diag=%d\n", 1206 lc_id, diag); 1207 } 1208 } 1209 } 1210 1211 /* 1212 * Launch packet forwarding configuration. 1213 */ 1214 void 1215 start_packet_forwarding(int with_tx_first) 1216 { 1217 port_fwd_begin_t port_fwd_begin; 1218 port_fwd_end_t port_fwd_end; 1219 struct rte_port *port; 1220 unsigned int i; 1221 portid_t pt_id; 1222 streamid_t sm_id; 1223 1224 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1225 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1226 1227 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1228 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1229 1230 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1231 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1232 (!nb_rxq || !nb_txq)) 1233 rte_exit(EXIT_FAILURE, 1234 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1235 cur_fwd_eng->fwd_mode_name); 1236 1237 if (all_ports_started() == 0) { 1238 printf("Not all ports were started\n"); 1239 return; 1240 } 1241 if (test_done == 0) { 1242 printf("Packet forwarding already started\n"); 1243 return; 1244 } 1245 1246 if (init_fwd_streams() < 0) { 1247 printf("Fail from init_fwd_streams()\n"); 1248 return; 1249 } 1250 1251 if(dcb_test) { 1252 for (i = 0; i < nb_fwd_ports; i++) { 1253 pt_id = fwd_ports_ids[i]; 1254 port = &ports[pt_id]; 1255 if (!port->dcb_flag) { 1256 printf("In DCB mode, all forwarding ports must " 1257 "be configured in this mode.\n"); 1258 return; 1259 } 1260 } 1261 if (nb_fwd_lcores == 1) { 1262 printf("In DCB mode,the nb forwarding cores " 1263 "should be larger than 1.\n"); 1264 return; 1265 } 1266 } 1267 test_done = 0; 1268 1269 if(!no_flush_rx) 1270 flush_fwd_rx_queues(); 1271 1272 fwd_config_setup(); 1273 pkt_fwd_config_display(&cur_fwd_config); 1274 rxtx_config_display(); 1275 1276 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1277 pt_id = fwd_ports_ids[i]; 1278 port = &ports[pt_id]; 1279 rte_eth_stats_get(pt_id, &port->stats); 1280 port->tx_dropped = 0; 1281 1282 map_port_queue_stats_mapping_registers(pt_id, port); 1283 } 1284 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1285 fwd_streams[sm_id]->rx_packets = 0; 1286 fwd_streams[sm_id]->tx_packets = 0; 1287 fwd_streams[sm_id]->fwd_dropped = 0; 1288 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1289 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1290 1291 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1292 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1293 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1294 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1295 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1296 #endif 1297 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1298 fwd_streams[sm_id]->core_cycles = 0; 1299 #endif 1300 } 1301 if (with_tx_first) { 1302 port_fwd_begin = tx_only_engine.port_fwd_begin; 1303 if (port_fwd_begin != NULL) { 1304 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1305 (*port_fwd_begin)(fwd_ports_ids[i]); 1306 } 1307 while (with_tx_first--) { 1308 launch_packet_forwarding( 1309 run_one_txonly_burst_on_core); 1310 rte_eal_mp_wait_lcore(); 1311 } 1312 port_fwd_end = tx_only_engine.port_fwd_end; 1313 if (port_fwd_end != NULL) { 1314 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1315 (*port_fwd_end)(fwd_ports_ids[i]); 1316 } 1317 } 1318 launch_packet_forwarding(start_pkt_forward_on_core); 1319 } 1320 1321 void 1322 stop_packet_forwarding(void) 1323 { 1324 struct rte_eth_stats stats; 1325 struct rte_port *port; 1326 port_fwd_end_t port_fwd_end; 1327 int i; 1328 portid_t pt_id; 1329 streamid_t sm_id; 1330 lcoreid_t lc_id; 1331 uint64_t total_recv; 1332 uint64_t total_xmit; 1333 uint64_t total_rx_dropped; 1334 uint64_t total_tx_dropped; 1335 uint64_t total_rx_nombuf; 1336 uint64_t tx_dropped; 1337 uint64_t rx_bad_ip_csum; 1338 uint64_t rx_bad_l4_csum; 1339 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1340 uint64_t fwd_cycles; 1341 #endif 1342 1343 static const char *acc_stats_border = "+++++++++++++++"; 1344 1345 if (test_done) { 1346 printf("Packet forwarding not started\n"); 1347 return; 1348 } 1349 printf("Telling cores to stop..."); 1350 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1351 fwd_lcores[lc_id]->stopped = 1; 1352 printf("\nWaiting for lcores to finish...\n"); 1353 rte_eal_mp_wait_lcore(); 1354 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1355 if (port_fwd_end != NULL) { 1356 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1357 pt_id = fwd_ports_ids[i]; 1358 (*port_fwd_end)(pt_id); 1359 } 1360 } 1361 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1362 fwd_cycles = 0; 1363 #endif 1364 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1365 if (cur_fwd_config.nb_fwd_streams > 1366 cur_fwd_config.nb_fwd_ports) { 1367 fwd_stream_stats_display(sm_id); 1368 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1369 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1370 } else { 1371 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1372 fwd_streams[sm_id]; 1373 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1374 fwd_streams[sm_id]; 1375 } 1376 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1377 tx_dropped = (uint64_t) (tx_dropped + 1378 fwd_streams[sm_id]->fwd_dropped); 1379 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1380 1381 rx_bad_ip_csum = 1382 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1383 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1384 fwd_streams[sm_id]->rx_bad_ip_csum); 1385 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1386 rx_bad_ip_csum; 1387 1388 rx_bad_l4_csum = 1389 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1390 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1391 fwd_streams[sm_id]->rx_bad_l4_csum); 1392 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1393 rx_bad_l4_csum; 1394 1395 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1396 fwd_cycles = (uint64_t) (fwd_cycles + 1397 fwd_streams[sm_id]->core_cycles); 1398 #endif 1399 } 1400 total_recv = 0; 1401 total_xmit = 0; 1402 total_rx_dropped = 0; 1403 total_tx_dropped = 0; 1404 total_rx_nombuf = 0; 1405 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1406 pt_id = fwd_ports_ids[i]; 1407 1408 port = &ports[pt_id]; 1409 rte_eth_stats_get(pt_id, &stats); 1410 stats.ipackets -= port->stats.ipackets; 1411 port->stats.ipackets = 0; 1412 stats.opackets -= port->stats.opackets; 1413 port->stats.opackets = 0; 1414 stats.ibytes -= port->stats.ibytes; 1415 port->stats.ibytes = 0; 1416 stats.obytes -= port->stats.obytes; 1417 port->stats.obytes = 0; 1418 stats.imissed -= port->stats.imissed; 1419 port->stats.imissed = 0; 1420 stats.oerrors -= port->stats.oerrors; 1421 port->stats.oerrors = 0; 1422 stats.rx_nombuf -= port->stats.rx_nombuf; 1423 port->stats.rx_nombuf = 0; 1424 1425 total_recv += stats.ipackets; 1426 total_xmit += stats.opackets; 1427 total_rx_dropped += stats.imissed; 1428 total_tx_dropped += port->tx_dropped; 1429 total_rx_nombuf += stats.rx_nombuf; 1430 1431 fwd_port_stats_display(pt_id, &stats); 1432 } 1433 1434 printf("\n %s Accumulated forward statistics for all ports" 1435 "%s\n", 1436 acc_stats_border, acc_stats_border); 1437 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1438 "%-"PRIu64"\n" 1439 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1440 "%-"PRIu64"\n", 1441 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1442 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1443 if (total_rx_nombuf > 0) 1444 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1445 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1446 "%s\n", 1447 acc_stats_border, acc_stats_border); 1448 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1449 if (total_recv > 0) 1450 printf("\n CPU cycles/packet=%u (total cycles=" 1451 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1452 (unsigned int)(fwd_cycles / total_recv), 1453 fwd_cycles, total_recv); 1454 #endif 1455 printf("\nDone.\n"); 1456 test_done = 1; 1457 } 1458 1459 void 1460 dev_set_link_up(portid_t pid) 1461 { 1462 if (rte_eth_dev_set_link_up(pid) < 0) 1463 printf("\nSet link up fail.\n"); 1464 } 1465 1466 void 1467 dev_set_link_down(portid_t pid) 1468 { 1469 if (rte_eth_dev_set_link_down(pid) < 0) 1470 printf("\nSet link down fail.\n"); 1471 } 1472 1473 static int 1474 all_ports_started(void) 1475 { 1476 portid_t pi; 1477 struct rte_port *port; 1478 1479 RTE_ETH_FOREACH_DEV(pi) { 1480 port = &ports[pi]; 1481 /* Check if there is a port which is not started */ 1482 if ((port->port_status != RTE_PORT_STARTED) && 1483 (port->slave_flag == 0)) 1484 return 0; 1485 } 1486 1487 /* No port is not started */ 1488 return 1; 1489 } 1490 1491 int 1492 port_is_stopped(portid_t port_id) 1493 { 1494 struct rte_port *port = &ports[port_id]; 1495 1496 if ((port->port_status != RTE_PORT_STOPPED) && 1497 (port->slave_flag == 0)) 1498 return 0; 1499 return 1; 1500 } 1501 1502 int 1503 all_ports_stopped(void) 1504 { 1505 portid_t pi; 1506 1507 RTE_ETH_FOREACH_DEV(pi) { 1508 if (!port_is_stopped(pi)) 1509 return 0; 1510 } 1511 1512 return 1; 1513 } 1514 1515 int 1516 port_is_started(portid_t port_id) 1517 { 1518 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1519 return 0; 1520 1521 if (ports[port_id].port_status != RTE_PORT_STARTED) 1522 return 0; 1523 1524 return 1; 1525 } 1526 1527 static int 1528 port_is_closed(portid_t port_id) 1529 { 1530 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1531 return 0; 1532 1533 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1534 return 0; 1535 1536 return 1; 1537 } 1538 1539 int 1540 start_port(portid_t pid) 1541 { 1542 int diag, need_check_link_status = -1; 1543 portid_t pi; 1544 queueid_t qi; 1545 struct rte_port *port; 1546 struct ether_addr mac_addr; 1547 enum rte_eth_event_type event_type; 1548 1549 if (port_id_is_invalid(pid, ENABLED_WARN)) 1550 return 0; 1551 1552 if(dcb_config) 1553 dcb_test = 1; 1554 RTE_ETH_FOREACH_DEV(pi) { 1555 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1556 continue; 1557 1558 need_check_link_status = 0; 1559 port = &ports[pi]; 1560 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1561 RTE_PORT_HANDLING) == 0) { 1562 printf("Port %d is now not stopped\n", pi); 1563 continue; 1564 } 1565 1566 if (port->need_reconfig > 0) { 1567 port->need_reconfig = 0; 1568 1569 if (flow_isolate_all) { 1570 int ret = port_flow_isolate(pi, 1); 1571 if (ret) { 1572 printf("Failed to apply isolated" 1573 " mode on port %d\n", pi); 1574 return -1; 1575 } 1576 } 1577 1578 printf("Configuring Port %d (socket %u)\n", pi, 1579 port->socket_id); 1580 /* configure port */ 1581 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1582 &(port->dev_conf)); 1583 if (diag != 0) { 1584 if (rte_atomic16_cmpset(&(port->port_status), 1585 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1586 printf("Port %d can not be set back " 1587 "to stopped\n", pi); 1588 printf("Fail to configure port %d\n", pi); 1589 /* try to reconfigure port next time */ 1590 port->need_reconfig = 1; 1591 return -1; 1592 } 1593 } 1594 if (port->need_reconfig_queues > 0) { 1595 port->need_reconfig_queues = 0; 1596 port->tx_conf.txq_flags = ETH_TXQ_FLAGS_IGNORE; 1597 /* Apply Tx offloads configuration */ 1598 port->tx_conf.offloads = port->dev_conf.txmode.offloads; 1599 /* setup tx queues */ 1600 for (qi = 0; qi < nb_txq; qi++) { 1601 if ((numa_support) && 1602 (txring_numa[pi] != NUMA_NO_CONFIG)) 1603 diag = rte_eth_tx_queue_setup(pi, qi, 1604 nb_txd,txring_numa[pi], 1605 &(port->tx_conf)); 1606 else 1607 diag = rte_eth_tx_queue_setup(pi, qi, 1608 nb_txd,port->socket_id, 1609 &(port->tx_conf)); 1610 1611 if (diag == 0) 1612 continue; 1613 1614 /* Fail to setup tx queue, return */ 1615 if (rte_atomic16_cmpset(&(port->port_status), 1616 RTE_PORT_HANDLING, 1617 RTE_PORT_STOPPED) == 0) 1618 printf("Port %d can not be set back " 1619 "to stopped\n", pi); 1620 printf("Fail to configure port %d tx queues\n", pi); 1621 /* try to reconfigure queues next time */ 1622 port->need_reconfig_queues = 1; 1623 return -1; 1624 } 1625 /* Apply Rx offloads configuration */ 1626 port->rx_conf.offloads = port->dev_conf.rxmode.offloads; 1627 /* setup rx queues */ 1628 for (qi = 0; qi < nb_rxq; qi++) { 1629 if ((numa_support) && 1630 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1631 struct rte_mempool * mp = 1632 mbuf_pool_find(rxring_numa[pi]); 1633 if (mp == NULL) { 1634 printf("Failed to setup RX queue:" 1635 "No mempool allocation" 1636 " on the socket %d\n", 1637 rxring_numa[pi]); 1638 return -1; 1639 } 1640 1641 diag = rte_eth_rx_queue_setup(pi, qi, 1642 nb_rxd,rxring_numa[pi], 1643 &(port->rx_conf),mp); 1644 } else { 1645 struct rte_mempool *mp = 1646 mbuf_pool_find(port->socket_id); 1647 if (mp == NULL) { 1648 printf("Failed to setup RX queue:" 1649 "No mempool allocation" 1650 " on the socket %d\n", 1651 port->socket_id); 1652 return -1; 1653 } 1654 diag = rte_eth_rx_queue_setup(pi, qi, 1655 nb_rxd,port->socket_id, 1656 &(port->rx_conf), mp); 1657 } 1658 if (diag == 0) 1659 continue; 1660 1661 /* Fail to setup rx queue, return */ 1662 if (rte_atomic16_cmpset(&(port->port_status), 1663 RTE_PORT_HANDLING, 1664 RTE_PORT_STOPPED) == 0) 1665 printf("Port %d can not be set back " 1666 "to stopped\n", pi); 1667 printf("Fail to configure port %d rx queues\n", pi); 1668 /* try to reconfigure queues next time */ 1669 port->need_reconfig_queues = 1; 1670 return -1; 1671 } 1672 } 1673 1674 /* start port */ 1675 if (rte_eth_dev_start(pi) < 0) { 1676 printf("Fail to start port %d\n", pi); 1677 1678 /* Fail to setup rx queue, return */ 1679 if (rte_atomic16_cmpset(&(port->port_status), 1680 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1681 printf("Port %d can not be set back to " 1682 "stopped\n", pi); 1683 continue; 1684 } 1685 1686 if (rte_atomic16_cmpset(&(port->port_status), 1687 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1688 printf("Port %d can not be set into started\n", pi); 1689 1690 rte_eth_macaddr_get(pi, &mac_addr); 1691 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1692 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1693 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1694 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1695 1696 /* at least one port started, need checking link status */ 1697 need_check_link_status = 1; 1698 } 1699 1700 for (event_type = RTE_ETH_EVENT_UNKNOWN; 1701 event_type < RTE_ETH_EVENT_MAX; 1702 event_type++) { 1703 diag = rte_eth_dev_callback_register(RTE_ETH_ALL, 1704 event_type, 1705 eth_event_callback, 1706 NULL); 1707 if (diag) { 1708 printf("Failed to setup even callback for event %d\n", 1709 event_type); 1710 return -1; 1711 } 1712 } 1713 1714 if (need_check_link_status == 1 && !no_link_check) 1715 check_all_ports_link_status(RTE_PORT_ALL); 1716 else if (need_check_link_status == 0) 1717 printf("Please stop the ports first\n"); 1718 1719 printf("Done\n"); 1720 return 0; 1721 } 1722 1723 void 1724 stop_port(portid_t pid) 1725 { 1726 portid_t pi; 1727 struct rte_port *port; 1728 int need_check_link_status = 0; 1729 1730 if (dcb_test) { 1731 dcb_test = 0; 1732 dcb_config = 0; 1733 } 1734 1735 if (port_id_is_invalid(pid, ENABLED_WARN)) 1736 return; 1737 1738 printf("Stopping ports...\n"); 1739 1740 RTE_ETH_FOREACH_DEV(pi) { 1741 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1742 continue; 1743 1744 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1745 printf("Please remove port %d from forwarding configuration.\n", pi); 1746 continue; 1747 } 1748 1749 if (port_is_bonding_slave(pi)) { 1750 printf("Please remove port %d from bonded device.\n", pi); 1751 continue; 1752 } 1753 1754 port = &ports[pi]; 1755 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1756 RTE_PORT_HANDLING) == 0) 1757 continue; 1758 1759 rte_eth_dev_stop(pi); 1760 1761 if (rte_atomic16_cmpset(&(port->port_status), 1762 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1763 printf("Port %d can not be set into stopped\n", pi); 1764 need_check_link_status = 1; 1765 } 1766 if (need_check_link_status && !no_link_check) 1767 check_all_ports_link_status(RTE_PORT_ALL); 1768 1769 printf("Done\n"); 1770 } 1771 1772 void 1773 close_port(portid_t pid) 1774 { 1775 portid_t pi; 1776 struct rte_port *port; 1777 1778 if (port_id_is_invalid(pid, ENABLED_WARN)) 1779 return; 1780 1781 printf("Closing ports...\n"); 1782 1783 RTE_ETH_FOREACH_DEV(pi) { 1784 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1785 continue; 1786 1787 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1788 printf("Please remove port %d from forwarding configuration.\n", pi); 1789 continue; 1790 } 1791 1792 if (port_is_bonding_slave(pi)) { 1793 printf("Please remove port %d from bonded device.\n", pi); 1794 continue; 1795 } 1796 1797 port = &ports[pi]; 1798 if (rte_atomic16_cmpset(&(port->port_status), 1799 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1800 printf("Port %d is already closed\n", pi); 1801 continue; 1802 } 1803 1804 if (rte_atomic16_cmpset(&(port->port_status), 1805 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1806 printf("Port %d is now not stopped\n", pi); 1807 continue; 1808 } 1809 1810 if (port->flow_list) 1811 port_flow_flush(pi); 1812 rte_eth_dev_close(pi); 1813 1814 if (rte_atomic16_cmpset(&(port->port_status), 1815 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1816 printf("Port %d cannot be set to closed\n", pi); 1817 } 1818 1819 printf("Done\n"); 1820 } 1821 1822 void 1823 reset_port(portid_t pid) 1824 { 1825 int diag; 1826 portid_t pi; 1827 struct rte_port *port; 1828 1829 if (port_id_is_invalid(pid, ENABLED_WARN)) 1830 return; 1831 1832 printf("Resetting ports...\n"); 1833 1834 RTE_ETH_FOREACH_DEV(pi) { 1835 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1836 continue; 1837 1838 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1839 printf("Please remove port %d from forwarding " 1840 "configuration.\n", pi); 1841 continue; 1842 } 1843 1844 if (port_is_bonding_slave(pi)) { 1845 printf("Please remove port %d from bonded device.\n", 1846 pi); 1847 continue; 1848 } 1849 1850 diag = rte_eth_dev_reset(pi); 1851 if (diag == 0) { 1852 port = &ports[pi]; 1853 port->need_reconfig = 1; 1854 port->need_reconfig_queues = 1; 1855 } else { 1856 printf("Failed to reset port %d. diag=%d\n", pi, diag); 1857 } 1858 } 1859 1860 printf("Done\n"); 1861 } 1862 1863 static int 1864 eth_dev_event_callback_register(void) 1865 { 1866 int ret; 1867 1868 /* register the device event callback */ 1869 ret = rte_dev_event_callback_register(NULL, 1870 eth_dev_event_callback, NULL); 1871 if (ret) { 1872 printf("Failed to register device event callback\n"); 1873 return -1; 1874 } 1875 1876 return 0; 1877 } 1878 1879 1880 static int 1881 eth_dev_event_callback_unregister(void) 1882 { 1883 int ret; 1884 1885 /* unregister the device event callback */ 1886 ret = rte_dev_event_callback_unregister(NULL, 1887 eth_dev_event_callback, NULL); 1888 if (ret < 0) { 1889 printf("Failed to unregister device event callback\n"); 1890 return -1; 1891 } 1892 1893 return 0; 1894 } 1895 1896 void 1897 attach_port(char *identifier) 1898 { 1899 portid_t pi = 0; 1900 unsigned int socket_id; 1901 1902 printf("Attaching a new port...\n"); 1903 1904 if (identifier == NULL) { 1905 printf("Invalid parameters are specified\n"); 1906 return; 1907 } 1908 1909 if (rte_eth_dev_attach(identifier, &pi)) 1910 return; 1911 1912 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 1913 /* if socket_id is invalid, set to 0 */ 1914 if (check_socket_id(socket_id) < 0) 1915 socket_id = 0; 1916 reconfig(pi, socket_id); 1917 rte_eth_promiscuous_enable(pi); 1918 1919 nb_ports = rte_eth_dev_count_avail(); 1920 1921 ports[pi].port_status = RTE_PORT_STOPPED; 1922 1923 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1924 printf("Done\n"); 1925 } 1926 1927 void 1928 detach_port(portid_t port_id) 1929 { 1930 char name[RTE_ETH_NAME_MAX_LEN]; 1931 1932 printf("Detaching a port...\n"); 1933 1934 if (!port_is_closed(port_id)) { 1935 printf("Please close port first\n"); 1936 return; 1937 } 1938 1939 if (ports[port_id].flow_list) 1940 port_flow_flush(port_id); 1941 1942 if (rte_eth_dev_detach(port_id, name)) { 1943 TESTPMD_LOG(ERR, "Failed to detach port '%s'\n", name); 1944 return; 1945 } 1946 1947 nb_ports = rte_eth_dev_count_avail(); 1948 1949 printf("Port '%s' is detached. Now total ports is %d\n", 1950 name, nb_ports); 1951 printf("Done\n"); 1952 return; 1953 } 1954 1955 void 1956 pmd_test_exit(void) 1957 { 1958 portid_t pt_id; 1959 int ret; 1960 1961 if (test_done == 0) 1962 stop_packet_forwarding(); 1963 1964 if (ports != NULL) { 1965 no_link_check = 1; 1966 RTE_ETH_FOREACH_DEV(pt_id) { 1967 printf("\nShutting down port %d...\n", pt_id); 1968 fflush(stdout); 1969 stop_port(pt_id); 1970 close_port(pt_id); 1971 } 1972 } 1973 1974 if (hot_plug) { 1975 ret = rte_dev_event_monitor_stop(); 1976 if (ret) 1977 RTE_LOG(ERR, EAL, 1978 "fail to stop device event monitor."); 1979 1980 ret = eth_dev_event_callback_unregister(); 1981 if (ret) 1982 RTE_LOG(ERR, EAL, 1983 "fail to unregister all event callbacks."); 1984 } 1985 1986 printf("\nBye...\n"); 1987 } 1988 1989 typedef void (*cmd_func_t)(void); 1990 struct pmd_test_command { 1991 const char *cmd_name; 1992 cmd_func_t cmd_func; 1993 }; 1994 1995 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1996 1997 /* Check the link status of all ports in up to 9s, and print them finally */ 1998 static void 1999 check_all_ports_link_status(uint32_t port_mask) 2000 { 2001 #define CHECK_INTERVAL 100 /* 100ms */ 2002 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 2003 portid_t portid; 2004 uint8_t count, all_ports_up, print_flag = 0; 2005 struct rte_eth_link link; 2006 2007 printf("Checking link statuses...\n"); 2008 fflush(stdout); 2009 for (count = 0; count <= MAX_CHECK_TIME; count++) { 2010 all_ports_up = 1; 2011 RTE_ETH_FOREACH_DEV(portid) { 2012 if ((port_mask & (1 << portid)) == 0) 2013 continue; 2014 memset(&link, 0, sizeof(link)); 2015 rte_eth_link_get_nowait(portid, &link); 2016 /* print link status if flag set */ 2017 if (print_flag == 1) { 2018 if (link.link_status) 2019 printf( 2020 "Port%d Link Up. speed %u Mbps- %s\n", 2021 portid, link.link_speed, 2022 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 2023 ("full-duplex") : ("half-duplex\n")); 2024 else 2025 printf("Port %d Link Down\n", portid); 2026 continue; 2027 } 2028 /* clear all_ports_up flag if any link down */ 2029 if (link.link_status == ETH_LINK_DOWN) { 2030 all_ports_up = 0; 2031 break; 2032 } 2033 } 2034 /* after finally printing all link status, get out */ 2035 if (print_flag == 1) 2036 break; 2037 2038 if (all_ports_up == 0) { 2039 fflush(stdout); 2040 rte_delay_ms(CHECK_INTERVAL); 2041 } 2042 2043 /* set the print_flag if all ports up or timeout */ 2044 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 2045 print_flag = 1; 2046 } 2047 2048 if (lsc_interrupt) 2049 break; 2050 } 2051 } 2052 2053 static void 2054 rmv_event_callback(void *arg) 2055 { 2056 struct rte_eth_dev *dev; 2057 portid_t port_id = (intptr_t)arg; 2058 2059 RTE_ETH_VALID_PORTID_OR_RET(port_id); 2060 dev = &rte_eth_devices[port_id]; 2061 2062 stop_port(port_id); 2063 close_port(port_id); 2064 printf("removing device %s\n", dev->device->name); 2065 if (rte_eal_dev_detach(dev->device)) 2066 TESTPMD_LOG(ERR, "Failed to detach device %s\n", 2067 dev->device->name); 2068 } 2069 2070 /* This function is used by the interrupt thread */ 2071 static int 2072 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 2073 void *ret_param) 2074 { 2075 static const char * const event_desc[] = { 2076 [RTE_ETH_EVENT_UNKNOWN] = "Unknown", 2077 [RTE_ETH_EVENT_INTR_LSC] = "LSC", 2078 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state", 2079 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset", 2080 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox", 2081 [RTE_ETH_EVENT_MACSEC] = "MACsec", 2082 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 2083 [RTE_ETH_EVENT_NEW] = "device probed", 2084 [RTE_ETH_EVENT_DESTROY] = "device released", 2085 [RTE_ETH_EVENT_MAX] = NULL, 2086 }; 2087 2088 RTE_SET_USED(param); 2089 RTE_SET_USED(ret_param); 2090 2091 if (type >= RTE_ETH_EVENT_MAX) { 2092 fprintf(stderr, "\nPort %" PRIu8 ": %s called upon invalid event %d\n", 2093 port_id, __func__, type); 2094 fflush(stderr); 2095 } else if (event_print_mask & (UINT32_C(1) << type)) { 2096 printf("\nPort %" PRIu8 ": %s event\n", port_id, 2097 event_desc[type]); 2098 fflush(stdout); 2099 } 2100 2101 if (port_id_is_invalid(port_id, DISABLED_WARN)) 2102 return 0; 2103 2104 switch (type) { 2105 case RTE_ETH_EVENT_INTR_RMV: 2106 if (rte_eal_alarm_set(100000, 2107 rmv_event_callback, (void *)(intptr_t)port_id)) 2108 fprintf(stderr, "Could not set up deferred device removal\n"); 2109 break; 2110 default: 2111 break; 2112 } 2113 return 0; 2114 } 2115 2116 /* This function is used by the interrupt thread */ 2117 static void 2118 eth_dev_event_callback(char *device_name, enum rte_dev_event_type type, 2119 __rte_unused void *arg) 2120 { 2121 if (type >= RTE_DEV_EVENT_MAX) { 2122 fprintf(stderr, "%s called upon invalid event %d\n", 2123 __func__, type); 2124 fflush(stderr); 2125 } 2126 2127 switch (type) { 2128 case RTE_DEV_EVENT_REMOVE: 2129 RTE_LOG(ERR, EAL, "The device: %s has been removed!\n", 2130 device_name); 2131 /* TODO: After finish failure handle, begin to stop 2132 * packet forward, stop port, close port, detach port. 2133 */ 2134 break; 2135 case RTE_DEV_EVENT_ADD: 2136 RTE_LOG(ERR, EAL, "The device: %s has been added!\n", 2137 device_name); 2138 /* TODO: After finish kernel driver binding, 2139 * begin to attach port. 2140 */ 2141 break; 2142 default: 2143 break; 2144 } 2145 } 2146 2147 static int 2148 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2149 { 2150 uint16_t i; 2151 int diag; 2152 uint8_t mapping_found = 0; 2153 2154 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 2155 if ((tx_queue_stats_mappings[i].port_id == port_id) && 2156 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 2157 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 2158 tx_queue_stats_mappings[i].queue_id, 2159 tx_queue_stats_mappings[i].stats_counter_id); 2160 if (diag != 0) 2161 return diag; 2162 mapping_found = 1; 2163 } 2164 } 2165 if (mapping_found) 2166 port->tx_queue_stats_mapping_enabled = 1; 2167 return 0; 2168 } 2169 2170 static int 2171 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2172 { 2173 uint16_t i; 2174 int diag; 2175 uint8_t mapping_found = 0; 2176 2177 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 2178 if ((rx_queue_stats_mappings[i].port_id == port_id) && 2179 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 2180 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 2181 rx_queue_stats_mappings[i].queue_id, 2182 rx_queue_stats_mappings[i].stats_counter_id); 2183 if (diag != 0) 2184 return diag; 2185 mapping_found = 1; 2186 } 2187 } 2188 if (mapping_found) 2189 port->rx_queue_stats_mapping_enabled = 1; 2190 return 0; 2191 } 2192 2193 static void 2194 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port) 2195 { 2196 int diag = 0; 2197 2198 diag = set_tx_queue_stats_mapping_registers(pi, port); 2199 if (diag != 0) { 2200 if (diag == -ENOTSUP) { 2201 port->tx_queue_stats_mapping_enabled = 0; 2202 printf("TX queue stats mapping not supported port id=%d\n", pi); 2203 } 2204 else 2205 rte_exit(EXIT_FAILURE, 2206 "set_tx_queue_stats_mapping_registers " 2207 "failed for port id=%d diag=%d\n", 2208 pi, diag); 2209 } 2210 2211 diag = set_rx_queue_stats_mapping_registers(pi, port); 2212 if (diag != 0) { 2213 if (diag == -ENOTSUP) { 2214 port->rx_queue_stats_mapping_enabled = 0; 2215 printf("RX queue stats mapping not supported port id=%d\n", pi); 2216 } 2217 else 2218 rte_exit(EXIT_FAILURE, 2219 "set_rx_queue_stats_mapping_registers " 2220 "failed for port id=%d diag=%d\n", 2221 pi, diag); 2222 } 2223 } 2224 2225 static void 2226 rxtx_port_config(struct rte_port *port) 2227 { 2228 port->rx_conf = port->dev_info.default_rxconf; 2229 port->tx_conf = port->dev_info.default_txconf; 2230 2231 /* Check if any RX/TX parameters have been passed */ 2232 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2233 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 2234 2235 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2236 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 2237 2238 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2239 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 2240 2241 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2242 port->rx_conf.rx_free_thresh = rx_free_thresh; 2243 2244 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2245 port->rx_conf.rx_drop_en = rx_drop_en; 2246 2247 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2248 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 2249 2250 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2251 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 2252 2253 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2254 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 2255 2256 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2257 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 2258 2259 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2260 port->tx_conf.tx_free_thresh = tx_free_thresh; 2261 } 2262 2263 void 2264 init_port_config(void) 2265 { 2266 portid_t pid; 2267 struct rte_port *port; 2268 2269 RTE_ETH_FOREACH_DEV(pid) { 2270 port = &ports[pid]; 2271 port->dev_conf.fdir_conf = fdir_conf; 2272 if (nb_rxq > 1) { 2273 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2274 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 2275 } else { 2276 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2277 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2278 } 2279 2280 if (port->dcb_flag == 0) { 2281 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2282 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2283 else 2284 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2285 } 2286 2287 rxtx_port_config(port); 2288 2289 rte_eth_macaddr_get(pid, &port->eth_addr); 2290 2291 map_port_queue_stats_mapping_registers(pid, port); 2292 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2293 rte_pmd_ixgbe_bypass_init(pid); 2294 #endif 2295 2296 if (lsc_interrupt && 2297 (rte_eth_devices[pid].data->dev_flags & 2298 RTE_ETH_DEV_INTR_LSC)) 2299 port->dev_conf.intr_conf.lsc = 1; 2300 if (rmv_interrupt && 2301 (rte_eth_devices[pid].data->dev_flags & 2302 RTE_ETH_DEV_INTR_RMV)) 2303 port->dev_conf.intr_conf.rmv = 1; 2304 2305 #if defined RTE_LIBRTE_PMD_SOFTNIC && defined RTE_LIBRTE_SCHED 2306 /* Detect softnic port */ 2307 if (!strcmp(port->dev_info.driver_name, "net_softnic")) { 2308 port->softnic_enable = 1; 2309 memset(&port->softport, 0, sizeof(struct softnic_port)); 2310 2311 if (!strcmp(cur_fwd_eng->fwd_mode_name, "tm")) 2312 port->softport.tm_flag = 1; 2313 } 2314 #endif 2315 } 2316 } 2317 2318 void set_port_slave_flag(portid_t slave_pid) 2319 { 2320 struct rte_port *port; 2321 2322 port = &ports[slave_pid]; 2323 port->slave_flag = 1; 2324 } 2325 2326 void clear_port_slave_flag(portid_t slave_pid) 2327 { 2328 struct rte_port *port; 2329 2330 port = &ports[slave_pid]; 2331 port->slave_flag = 0; 2332 } 2333 2334 uint8_t port_is_bonding_slave(portid_t slave_pid) 2335 { 2336 struct rte_port *port; 2337 2338 port = &ports[slave_pid]; 2339 return port->slave_flag; 2340 } 2341 2342 const uint16_t vlan_tags[] = { 2343 0, 1, 2, 3, 4, 5, 6, 7, 2344 8, 9, 10, 11, 12, 13, 14, 15, 2345 16, 17, 18, 19, 20, 21, 22, 23, 2346 24, 25, 26, 27, 28, 29, 30, 31 2347 }; 2348 2349 static int 2350 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 2351 enum dcb_mode_enable dcb_mode, 2352 enum rte_eth_nb_tcs num_tcs, 2353 uint8_t pfc_en) 2354 { 2355 uint8_t i; 2356 2357 /* 2358 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2359 * given above, and the number of traffic classes available for use. 2360 */ 2361 if (dcb_mode == DCB_VT_ENABLED) { 2362 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2363 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2364 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2365 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2366 2367 /* VMDQ+DCB RX and TX configurations */ 2368 vmdq_rx_conf->enable_default_pool = 0; 2369 vmdq_rx_conf->default_pool = 0; 2370 vmdq_rx_conf->nb_queue_pools = 2371 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2372 vmdq_tx_conf->nb_queue_pools = 2373 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2374 2375 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2376 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2377 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2378 vmdq_rx_conf->pool_map[i].pools = 2379 1 << (i % vmdq_rx_conf->nb_queue_pools); 2380 } 2381 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2382 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 2383 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 2384 } 2385 2386 /* set DCB mode of RX and TX of multiple queues */ 2387 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2388 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2389 } else { 2390 struct rte_eth_dcb_rx_conf *rx_conf = 2391 ð_conf->rx_adv_conf.dcb_rx_conf; 2392 struct rte_eth_dcb_tx_conf *tx_conf = 2393 ð_conf->tx_adv_conf.dcb_tx_conf; 2394 2395 rx_conf->nb_tcs = num_tcs; 2396 tx_conf->nb_tcs = num_tcs; 2397 2398 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2399 rx_conf->dcb_tc[i] = i % num_tcs; 2400 tx_conf->dcb_tc[i] = i % num_tcs; 2401 } 2402 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2403 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 2404 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2405 } 2406 2407 if (pfc_en) 2408 eth_conf->dcb_capability_en = 2409 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2410 else 2411 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2412 2413 return 0; 2414 } 2415 2416 int 2417 init_port_dcb_config(portid_t pid, 2418 enum dcb_mode_enable dcb_mode, 2419 enum rte_eth_nb_tcs num_tcs, 2420 uint8_t pfc_en) 2421 { 2422 struct rte_eth_conf port_conf; 2423 struct rte_port *rte_port; 2424 int retval; 2425 uint16_t i; 2426 2427 rte_port = &ports[pid]; 2428 2429 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2430 /* Enter DCB configuration status */ 2431 dcb_config = 1; 2432 2433 port_conf.rxmode = rte_port->dev_conf.rxmode; 2434 port_conf.txmode = rte_port->dev_conf.txmode; 2435 2436 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2437 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 2438 if (retval < 0) 2439 return retval; 2440 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2441 2442 /** 2443 * Write the configuration into the device. 2444 * Set the numbers of RX & TX queues to 0, so 2445 * the RX & TX queues will not be setup. 2446 */ 2447 rte_eth_dev_configure(pid, 0, 0, &port_conf); 2448 2449 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2450 2451 /* If dev_info.vmdq_pool_base is greater than 0, 2452 * the queue id of vmdq pools is started after pf queues. 2453 */ 2454 if (dcb_mode == DCB_VT_ENABLED && 2455 rte_port->dev_info.vmdq_pool_base > 0) { 2456 printf("VMDQ_DCB multi-queue mode is nonsensical" 2457 " for port %d.", pid); 2458 return -1; 2459 } 2460 2461 /* Assume the ports in testpmd have the same dcb capability 2462 * and has the same number of rxq and txq in dcb mode 2463 */ 2464 if (dcb_mode == DCB_VT_ENABLED) { 2465 if (rte_port->dev_info.max_vfs > 0) { 2466 nb_rxq = rte_port->dev_info.nb_rx_queues; 2467 nb_txq = rte_port->dev_info.nb_tx_queues; 2468 } else { 2469 nb_rxq = rte_port->dev_info.max_rx_queues; 2470 nb_txq = rte_port->dev_info.max_tx_queues; 2471 } 2472 } else { 2473 /*if vt is disabled, use all pf queues */ 2474 if (rte_port->dev_info.vmdq_pool_base == 0) { 2475 nb_rxq = rte_port->dev_info.max_rx_queues; 2476 nb_txq = rte_port->dev_info.max_tx_queues; 2477 } else { 2478 nb_rxq = (queueid_t)num_tcs; 2479 nb_txq = (queueid_t)num_tcs; 2480 2481 } 2482 } 2483 rx_free_thresh = 64; 2484 2485 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 2486 2487 rxtx_port_config(rte_port); 2488 /* VLAN filter */ 2489 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2490 for (i = 0; i < RTE_DIM(vlan_tags); i++) 2491 rx_vft_set(pid, vlan_tags[i], 1); 2492 2493 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 2494 map_port_queue_stats_mapping_registers(pid, rte_port); 2495 2496 rte_port->dcb_flag = 1; 2497 2498 return 0; 2499 } 2500 2501 static void 2502 init_port(void) 2503 { 2504 /* Configuration of Ethernet ports. */ 2505 ports = rte_zmalloc("testpmd: ports", 2506 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2507 RTE_CACHE_LINE_SIZE); 2508 if (ports == NULL) { 2509 rte_exit(EXIT_FAILURE, 2510 "rte_zmalloc(%d struct rte_port) failed\n", 2511 RTE_MAX_ETHPORTS); 2512 } 2513 } 2514 2515 static void 2516 force_quit(void) 2517 { 2518 pmd_test_exit(); 2519 prompt_exit(); 2520 } 2521 2522 static void 2523 print_stats(void) 2524 { 2525 uint8_t i; 2526 const char clr[] = { 27, '[', '2', 'J', '\0' }; 2527 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 2528 2529 /* Clear screen and move to top left */ 2530 printf("%s%s", clr, top_left); 2531 2532 printf("\nPort statistics ===================================="); 2533 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 2534 nic_stats_display(fwd_ports_ids[i]); 2535 } 2536 2537 static void 2538 signal_handler(int signum) 2539 { 2540 if (signum == SIGINT || signum == SIGTERM) { 2541 printf("\nSignal %d received, preparing to exit...\n", 2542 signum); 2543 #ifdef RTE_LIBRTE_PDUMP 2544 /* uninitialize packet capture framework */ 2545 rte_pdump_uninit(); 2546 #endif 2547 #ifdef RTE_LIBRTE_LATENCY_STATS 2548 rte_latencystats_uninit(); 2549 #endif 2550 force_quit(); 2551 /* Set flag to indicate the force termination. */ 2552 f_quit = 1; 2553 /* exit with the expected status */ 2554 signal(signum, SIG_DFL); 2555 kill(getpid(), signum); 2556 } 2557 } 2558 2559 int 2560 main(int argc, char** argv) 2561 { 2562 int diag; 2563 portid_t port_id; 2564 int ret; 2565 2566 signal(SIGINT, signal_handler); 2567 signal(SIGTERM, signal_handler); 2568 2569 diag = rte_eal_init(argc, argv); 2570 if (diag < 0) 2571 rte_panic("Cannot init EAL\n"); 2572 2573 testpmd_logtype = rte_log_register("testpmd"); 2574 if (testpmd_logtype < 0) 2575 rte_panic("Cannot register log type"); 2576 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 2577 2578 if (mlockall(MCL_CURRENT | MCL_FUTURE)) { 2579 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 2580 strerror(errno)); 2581 } 2582 2583 #ifdef RTE_LIBRTE_PDUMP 2584 /* initialize packet capture framework */ 2585 rte_pdump_init(NULL); 2586 #endif 2587 2588 nb_ports = (portid_t) rte_eth_dev_count_avail(); 2589 if (nb_ports == 0) 2590 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 2591 2592 /* allocate port structures, and init them */ 2593 init_port(); 2594 2595 set_def_fwd_config(); 2596 if (nb_lcores == 0) 2597 rte_panic("Empty set of forwarding logical cores - check the " 2598 "core mask supplied in the command parameters\n"); 2599 2600 /* Bitrate/latency stats disabled by default */ 2601 #ifdef RTE_LIBRTE_BITRATE 2602 bitrate_enabled = 0; 2603 #endif 2604 #ifdef RTE_LIBRTE_LATENCY_STATS 2605 latencystats_enabled = 0; 2606 #endif 2607 2608 argc -= diag; 2609 argv += diag; 2610 if (argc > 1) 2611 launch_args_parse(argc, argv); 2612 2613 if (tx_first && interactive) 2614 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 2615 "interactive mode.\n"); 2616 2617 if (tx_first && lsc_interrupt) { 2618 printf("Warning: lsc_interrupt needs to be off when " 2619 " using tx_first. Disabling.\n"); 2620 lsc_interrupt = 0; 2621 } 2622 2623 if (!nb_rxq && !nb_txq) 2624 printf("Warning: Either rx or tx queues should be non-zero\n"); 2625 2626 if (nb_rxq > 1 && nb_rxq > nb_txq) 2627 printf("Warning: nb_rxq=%d enables RSS configuration, " 2628 "but nb_txq=%d will prevent to fully test it.\n", 2629 nb_rxq, nb_txq); 2630 2631 init_config(); 2632 2633 if (hot_plug) { 2634 /* enable hot plug monitoring */ 2635 ret = rte_dev_event_monitor_start(); 2636 if (ret) { 2637 rte_errno = EINVAL; 2638 return -1; 2639 } 2640 eth_dev_event_callback_register(); 2641 2642 } 2643 2644 if (start_port(RTE_PORT_ALL) != 0) 2645 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2646 2647 /* set all ports to promiscuous mode by default */ 2648 RTE_ETH_FOREACH_DEV(port_id) 2649 rte_eth_promiscuous_enable(port_id); 2650 2651 /* Init metrics library */ 2652 rte_metrics_init(rte_socket_id()); 2653 2654 #ifdef RTE_LIBRTE_LATENCY_STATS 2655 if (latencystats_enabled != 0) { 2656 int ret = rte_latencystats_init(1, NULL); 2657 if (ret) 2658 printf("Warning: latencystats init()" 2659 " returned error %d\n", ret); 2660 printf("Latencystats running on lcore %d\n", 2661 latencystats_lcore_id); 2662 } 2663 #endif 2664 2665 /* Setup bitrate stats */ 2666 #ifdef RTE_LIBRTE_BITRATE 2667 if (bitrate_enabled != 0) { 2668 bitrate_data = rte_stats_bitrate_create(); 2669 if (bitrate_data == NULL) 2670 rte_exit(EXIT_FAILURE, 2671 "Could not allocate bitrate data.\n"); 2672 rte_stats_bitrate_reg(bitrate_data); 2673 } 2674 #endif 2675 2676 #ifdef RTE_LIBRTE_CMDLINE 2677 if (strlen(cmdline_filename) != 0) 2678 cmdline_read_from_file(cmdline_filename); 2679 2680 if (interactive == 1) { 2681 if (auto_start) { 2682 printf("Start automatic packet forwarding\n"); 2683 start_packet_forwarding(0); 2684 } 2685 prompt(); 2686 pmd_test_exit(); 2687 } else 2688 #endif 2689 { 2690 char c; 2691 int rc; 2692 2693 f_quit = 0; 2694 2695 printf("No commandline core given, start packet forwarding\n"); 2696 start_packet_forwarding(tx_first); 2697 if (stats_period != 0) { 2698 uint64_t prev_time = 0, cur_time, diff_time = 0; 2699 uint64_t timer_period; 2700 2701 /* Convert to number of cycles */ 2702 timer_period = stats_period * rte_get_timer_hz(); 2703 2704 while (f_quit == 0) { 2705 cur_time = rte_get_timer_cycles(); 2706 diff_time += cur_time - prev_time; 2707 2708 if (diff_time >= timer_period) { 2709 print_stats(); 2710 /* Reset the timer */ 2711 diff_time = 0; 2712 } 2713 /* Sleep to avoid unnecessary checks */ 2714 prev_time = cur_time; 2715 sleep(1); 2716 } 2717 } 2718 2719 printf("Press enter to exit\n"); 2720 rc = read(0, &c, 1); 2721 pmd_test_exit(); 2722 if (rc < 0) 2723 return 1; 2724 } 2725 2726 return 0; 2727 } 2728