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