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 portid_t ports_ids[RTE_MAX_ETHPORTS]; /**< Store all port ids. */ 131 132 /* 133 * Test Forwarding Configuration. 134 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 135 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 136 */ 137 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 138 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 139 portid_t nb_cfg_ports; /**< Number of configured ports. */ 140 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 141 142 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 143 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 144 145 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 146 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 147 148 /* 149 * Forwarding engines. 150 */ 151 struct fwd_engine * fwd_engines[] = { 152 &io_fwd_engine, 153 &mac_fwd_engine, 154 &mac_swap_engine, 155 &flow_gen_engine, 156 &rx_only_engine, 157 &tx_only_engine, 158 &csum_fwd_engine, 159 &icmp_echo_engine, 160 #if defined RTE_LIBRTE_PMD_SOFTNIC 161 &softnic_fwd_engine, 162 #endif 163 #ifdef RTE_LIBRTE_IEEE1588 164 &ieee1588_fwd_engine, 165 #endif 166 NULL, 167 }; 168 169 struct fwd_config cur_fwd_config; 170 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 171 uint32_t retry_enabled; 172 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 173 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 174 175 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 176 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 177 * specified on command-line. */ 178 uint16_t stats_period; /**< Period to show statistics (disabled by default) */ 179 180 /* 181 * In container, it cannot terminate the process which running with 'stats-period' 182 * option. Set flag to exit stats period loop after received SIGINT/SIGTERM. 183 */ 184 uint8_t f_quit; 185 186 /* 187 * Configuration of packet segments used by the "txonly" processing engine. 188 */ 189 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 190 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 191 TXONLY_DEF_PACKET_LEN, 192 }; 193 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 194 195 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 196 /**< Split policy for packets to TX. */ 197 198 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 199 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 200 201 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 202 uint8_t dcb_config = 0; 203 204 /* Whether the dcb is in testing status */ 205 uint8_t dcb_test = 0; 206 207 /* 208 * Configurable number of RX/TX queues. 209 */ 210 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 211 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 212 213 /* 214 * Configurable number of RX/TX ring descriptors. 215 * Defaults are supplied by drivers via ethdev. 216 */ 217 #define RTE_TEST_RX_DESC_DEFAULT 0 218 #define RTE_TEST_TX_DESC_DEFAULT 0 219 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 220 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 221 222 #define RTE_PMD_PARAM_UNSET -1 223 /* 224 * Configurable values of RX and TX ring threshold registers. 225 */ 226 227 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 228 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 229 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 230 231 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 232 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 233 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 234 235 /* 236 * Configurable value of RX free threshold. 237 */ 238 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 239 240 /* 241 * Configurable value of RX drop enable. 242 */ 243 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 244 245 /* 246 * Configurable value of TX free threshold. 247 */ 248 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 249 250 /* 251 * Configurable value of TX RS bit threshold. 252 */ 253 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 254 255 /* 256 * Receive Side Scaling (RSS) configuration. 257 */ 258 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 259 260 /* 261 * Port topology configuration 262 */ 263 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 264 265 /* 266 * Avoids to flush all the RX streams before starts forwarding. 267 */ 268 uint8_t no_flush_rx = 0; /* flush by default */ 269 270 /* 271 * Flow API isolated mode. 272 */ 273 uint8_t flow_isolate_all; 274 275 /* 276 * Avoids to check link status when starting/stopping a port. 277 */ 278 uint8_t no_link_check = 0; /* check by default */ 279 280 /* 281 * Enable link status change notification 282 */ 283 uint8_t lsc_interrupt = 1; /* enabled by default */ 284 285 /* 286 * Enable device removal notification. 287 */ 288 uint8_t rmv_interrupt = 1; /* enabled by default */ 289 290 uint8_t hot_plug = 0; /**< hotplug disabled by default. */ 291 292 /* 293 * Display or mask ether events 294 * Default to all events except VF_MBOX 295 */ 296 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) | 297 (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) | 298 (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) | 299 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) | 300 (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) | 301 (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) | 302 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV); 303 /* 304 * Decide if all memory are locked for performance. 305 */ 306 int do_mlockall = 0; 307 308 /* 309 * NIC bypass mode configuration options. 310 */ 311 312 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 313 /* The NIC bypass watchdog timeout. */ 314 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF; 315 #endif 316 317 318 #ifdef RTE_LIBRTE_LATENCY_STATS 319 320 /* 321 * Set when latency stats is enabled in the commandline 322 */ 323 uint8_t latencystats_enabled; 324 325 /* 326 * Lcore ID to serive latency statistics. 327 */ 328 lcoreid_t latencystats_lcore_id = -1; 329 330 #endif 331 332 /* 333 * Ethernet device configuration. 334 */ 335 struct rte_eth_rxmode rx_mode = { 336 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 337 .offloads = DEV_RX_OFFLOAD_CRC_STRIP, 338 }; 339 340 struct rte_eth_txmode tx_mode = { 341 .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE, 342 }; 343 344 struct rte_fdir_conf fdir_conf = { 345 .mode = RTE_FDIR_MODE_NONE, 346 .pballoc = RTE_FDIR_PBALLOC_64K, 347 .status = RTE_FDIR_REPORT_STATUS, 348 .mask = { 349 .vlan_tci_mask = 0xFFEF, 350 .ipv4_mask = { 351 .src_ip = 0xFFFFFFFF, 352 .dst_ip = 0xFFFFFFFF, 353 }, 354 .ipv6_mask = { 355 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 356 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 357 }, 358 .src_port_mask = 0xFFFF, 359 .dst_port_mask = 0xFFFF, 360 .mac_addr_byte_mask = 0xFF, 361 .tunnel_type_mask = 1, 362 .tunnel_id_mask = 0xFFFFFFFF, 363 }, 364 .drop_queue = 127, 365 }; 366 367 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 368 369 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 370 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 371 372 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 373 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 374 375 uint16_t nb_tx_queue_stats_mappings = 0; 376 uint16_t nb_rx_queue_stats_mappings = 0; 377 378 /* 379 * Display zero values by default for xstats 380 */ 381 uint8_t xstats_hide_zero; 382 383 unsigned int num_sockets = 0; 384 unsigned int socket_ids[RTE_MAX_NUMA_NODES]; 385 386 #ifdef RTE_LIBRTE_BITRATE 387 /* Bitrate statistics */ 388 struct rte_stats_bitrates *bitrate_data; 389 lcoreid_t bitrate_lcore_id; 390 uint8_t bitrate_enabled; 391 #endif 392 393 struct gro_status gro_ports[RTE_MAX_ETHPORTS]; 394 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES; 395 396 struct vxlan_encap_conf vxlan_encap_conf = { 397 .select_ipv4 = 1, 398 .select_vlan = 0, 399 .vni = "\x00\x00\x00", 400 .udp_src = 0, 401 .udp_dst = RTE_BE16(4789), 402 .ipv4_src = IPv4(127, 0, 0, 1), 403 .ipv4_dst = IPv4(255, 255, 255, 255), 404 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 405 "\x00\x00\x00\x00\x00\x00\x00\x01", 406 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 407 "\x00\x00\x00\x00\x00\x00\x11\x11", 408 .vlan_tci = 0, 409 .eth_src = "\x00\x00\x00\x00\x00\x00", 410 .eth_dst = "\xff\xff\xff\xff\xff\xff", 411 }; 412 413 struct nvgre_encap_conf nvgre_encap_conf = { 414 .select_ipv4 = 1, 415 .select_vlan = 0, 416 .tni = "\x00\x00\x00", 417 .ipv4_src = IPv4(127, 0, 0, 1), 418 .ipv4_dst = IPv4(255, 255, 255, 255), 419 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 420 "\x00\x00\x00\x00\x00\x00\x00\x01", 421 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 422 "\x00\x00\x00\x00\x00\x00\x11\x11", 423 .vlan_tci = 0, 424 .eth_src = "\x00\x00\x00\x00\x00\x00", 425 .eth_dst = "\xff\xff\xff\xff\xff\xff", 426 }; 427 428 /* Forward function declarations */ 429 static void map_port_queue_stats_mapping_registers(portid_t pi, 430 struct rte_port *port); 431 static void check_all_ports_link_status(uint32_t port_mask); 432 static int eth_event_callback(portid_t port_id, 433 enum rte_eth_event_type type, 434 void *param, void *ret_param); 435 static void eth_dev_event_callback(char *device_name, 436 enum rte_dev_event_type type, 437 void *param); 438 static int eth_dev_event_callback_register(void); 439 static int eth_dev_event_callback_unregister(void); 440 441 442 /* 443 * Check if all the ports are started. 444 * If yes, return positive value. If not, return zero. 445 */ 446 static int all_ports_started(void); 447 448 struct gso_status gso_ports[RTE_MAX_ETHPORTS]; 449 uint16_t gso_max_segment_size = ETHER_MAX_LEN - ETHER_CRC_LEN; 450 451 /* 452 * Helper function to check if socket is already discovered. 453 * If yes, return positive value. If not, return zero. 454 */ 455 int 456 new_socket_id(unsigned int socket_id) 457 { 458 unsigned int i; 459 460 for (i = 0; i < num_sockets; i++) { 461 if (socket_ids[i] == socket_id) 462 return 0; 463 } 464 return 1; 465 } 466 467 /* 468 * Setup default configuration. 469 */ 470 static void 471 set_default_fwd_lcores_config(void) 472 { 473 unsigned int i; 474 unsigned int nb_lc; 475 unsigned int sock_num; 476 477 nb_lc = 0; 478 for (i = 0; i < RTE_MAX_LCORE; i++) { 479 sock_num = rte_lcore_to_socket_id(i); 480 if (new_socket_id(sock_num)) { 481 if (num_sockets >= RTE_MAX_NUMA_NODES) { 482 rte_exit(EXIT_FAILURE, 483 "Total sockets greater than %u\n", 484 RTE_MAX_NUMA_NODES); 485 } 486 socket_ids[num_sockets++] = sock_num; 487 } 488 if (!rte_lcore_is_enabled(i)) 489 continue; 490 if (i == rte_get_master_lcore()) 491 continue; 492 fwd_lcores_cpuids[nb_lc++] = i; 493 } 494 nb_lcores = (lcoreid_t) nb_lc; 495 nb_cfg_lcores = nb_lcores; 496 nb_fwd_lcores = 1; 497 } 498 499 static void 500 set_def_peer_eth_addrs(void) 501 { 502 portid_t i; 503 504 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 505 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 506 peer_eth_addrs[i].addr_bytes[5] = i; 507 } 508 } 509 510 static void 511 set_default_fwd_ports_config(void) 512 { 513 portid_t pt_id; 514 int i = 0; 515 516 RTE_ETH_FOREACH_DEV(pt_id) 517 fwd_ports_ids[i++] = pt_id; 518 519 nb_cfg_ports = nb_ports; 520 nb_fwd_ports = nb_ports; 521 } 522 523 void 524 set_def_fwd_config(void) 525 { 526 set_default_fwd_lcores_config(); 527 set_def_peer_eth_addrs(); 528 set_default_fwd_ports_config(); 529 } 530 531 /* 532 * Configuration initialisation done once at init time. 533 */ 534 static void 535 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 536 unsigned int socket_id) 537 { 538 char pool_name[RTE_MEMPOOL_NAMESIZE]; 539 struct rte_mempool *rte_mp = NULL; 540 uint32_t mb_size; 541 542 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 543 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 544 545 TESTPMD_LOG(INFO, 546 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 547 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 548 549 if (mp_anon != 0) { 550 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 551 mb_size, (unsigned) mb_mempool_cache, 552 sizeof(struct rte_pktmbuf_pool_private), 553 socket_id, 0); 554 if (rte_mp == NULL) 555 goto err; 556 557 if (rte_mempool_populate_anon(rte_mp) == 0) { 558 rte_mempool_free(rte_mp); 559 rte_mp = NULL; 560 goto err; 561 } 562 rte_pktmbuf_pool_init(rte_mp, NULL); 563 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 564 } else { 565 /* wrapper to rte_mempool_create() */ 566 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 567 rte_mbuf_best_mempool_ops()); 568 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 569 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 570 } 571 572 err: 573 if (rte_mp == NULL) { 574 rte_exit(EXIT_FAILURE, 575 "Creation of mbuf pool for socket %u failed: %s\n", 576 socket_id, rte_strerror(rte_errno)); 577 } else if (verbose_level > 0) { 578 rte_mempool_dump(stdout, rte_mp); 579 } 580 } 581 582 /* 583 * Check given socket id is valid or not with NUMA mode, 584 * if valid, return 0, else return -1 585 */ 586 static int 587 check_socket_id(const unsigned int socket_id) 588 { 589 static int warning_once = 0; 590 591 if (new_socket_id(socket_id)) { 592 if (!warning_once && numa_support) 593 printf("Warning: NUMA should be configured manually by" 594 " using --port-numa-config and" 595 " --ring-numa-config parameters along with" 596 " --numa.\n"); 597 warning_once = 1; 598 return -1; 599 } 600 return 0; 601 } 602 603 /* 604 * Get the allowed maximum number of RX queues. 605 * *pid return the port id which has minimal value of 606 * max_rx_queues in all ports. 607 */ 608 queueid_t 609 get_allowed_max_nb_rxq(portid_t *pid) 610 { 611 queueid_t allowed_max_rxq = MAX_QUEUE_ID; 612 portid_t pi; 613 struct rte_eth_dev_info dev_info; 614 615 RTE_ETH_FOREACH_DEV(pi) { 616 rte_eth_dev_info_get(pi, &dev_info); 617 if (dev_info.max_rx_queues < allowed_max_rxq) { 618 allowed_max_rxq = dev_info.max_rx_queues; 619 *pid = pi; 620 } 621 } 622 return allowed_max_rxq; 623 } 624 625 /* 626 * Check input rxq is valid or not. 627 * If input rxq is not greater than any of maximum number 628 * of RX queues of all ports, it is valid. 629 * if valid, return 0, else return -1 630 */ 631 int 632 check_nb_rxq(queueid_t rxq) 633 { 634 queueid_t allowed_max_rxq; 635 portid_t pid = 0; 636 637 allowed_max_rxq = get_allowed_max_nb_rxq(&pid); 638 if (rxq > allowed_max_rxq) { 639 printf("Fail: input rxq (%u) can't be greater " 640 "than max_rx_queues (%u) of port %u\n", 641 rxq, 642 allowed_max_rxq, 643 pid); 644 return -1; 645 } 646 return 0; 647 } 648 649 /* 650 * Get the allowed maximum number of TX queues. 651 * *pid return the port id which has minimal value of 652 * max_tx_queues in all ports. 653 */ 654 queueid_t 655 get_allowed_max_nb_txq(portid_t *pid) 656 { 657 queueid_t allowed_max_txq = MAX_QUEUE_ID; 658 portid_t pi; 659 struct rte_eth_dev_info dev_info; 660 661 RTE_ETH_FOREACH_DEV(pi) { 662 rte_eth_dev_info_get(pi, &dev_info); 663 if (dev_info.max_tx_queues < allowed_max_txq) { 664 allowed_max_txq = dev_info.max_tx_queues; 665 *pid = pi; 666 } 667 } 668 return allowed_max_txq; 669 } 670 671 /* 672 * Check input txq is valid or not. 673 * If input txq is not greater than any of maximum number 674 * of TX queues of all ports, it is valid. 675 * if valid, return 0, else return -1 676 */ 677 int 678 check_nb_txq(queueid_t txq) 679 { 680 queueid_t allowed_max_txq; 681 portid_t pid = 0; 682 683 allowed_max_txq = get_allowed_max_nb_txq(&pid); 684 if (txq > allowed_max_txq) { 685 printf("Fail: input txq (%u) can't be greater " 686 "than max_tx_queues (%u) of port %u\n", 687 txq, 688 allowed_max_txq, 689 pid); 690 return -1; 691 } 692 return 0; 693 } 694 695 static void 696 init_config(void) 697 { 698 portid_t pid; 699 struct rte_port *port; 700 struct rte_mempool *mbp; 701 unsigned int nb_mbuf_per_pool; 702 lcoreid_t lc_id; 703 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 704 struct rte_gro_param gro_param; 705 uint32_t gso_types; 706 int k; 707 708 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 709 710 if (numa_support) { 711 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 712 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 713 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 714 } 715 716 /* Configuration of logical cores. */ 717 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 718 sizeof(struct fwd_lcore *) * nb_lcores, 719 RTE_CACHE_LINE_SIZE); 720 if (fwd_lcores == NULL) { 721 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 722 "failed\n", nb_lcores); 723 } 724 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 725 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 726 sizeof(struct fwd_lcore), 727 RTE_CACHE_LINE_SIZE); 728 if (fwd_lcores[lc_id] == NULL) { 729 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 730 "failed\n"); 731 } 732 fwd_lcores[lc_id]->cpuid_idx = lc_id; 733 } 734 735 RTE_ETH_FOREACH_DEV(pid) { 736 port = &ports[pid]; 737 /* Apply default TxRx configuration for all ports */ 738 port->dev_conf.txmode = tx_mode; 739 port->dev_conf.rxmode = rx_mode; 740 rte_eth_dev_info_get(pid, &port->dev_info); 741 742 if (!(port->dev_info.rx_offload_capa & 743 DEV_RX_OFFLOAD_CRC_STRIP)) 744 port->dev_conf.rxmode.offloads &= 745 ~DEV_RX_OFFLOAD_CRC_STRIP; 746 if (!(port->dev_info.tx_offload_capa & 747 DEV_TX_OFFLOAD_MBUF_FAST_FREE)) 748 port->dev_conf.txmode.offloads &= 749 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE; 750 if (numa_support) { 751 if (port_numa[pid] != NUMA_NO_CONFIG) 752 port_per_socket[port_numa[pid]]++; 753 else { 754 uint32_t socket_id = rte_eth_dev_socket_id(pid); 755 756 /* if socket_id is invalid, set to 0 */ 757 if (check_socket_id(socket_id) < 0) 758 socket_id = 0; 759 port_per_socket[socket_id]++; 760 } 761 } 762 763 /* Apply Rx offloads configuration */ 764 for (k = 0; k < port->dev_info.max_rx_queues; k++) 765 port->rx_conf[k].offloads = 766 port->dev_conf.rxmode.offloads; 767 /* Apply Tx offloads configuration */ 768 for (k = 0; k < port->dev_info.max_tx_queues; k++) 769 port->tx_conf[k].offloads = 770 port->dev_conf.txmode.offloads; 771 772 /* set flag to initialize port/queue */ 773 port->need_reconfig = 1; 774 port->need_reconfig_queues = 1; 775 } 776 777 /* 778 * Create pools of mbuf. 779 * If NUMA support is disabled, create a single pool of mbuf in 780 * socket 0 memory by default. 781 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 782 * 783 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 784 * nb_txd can be configured at run time. 785 */ 786 if (param_total_num_mbufs) 787 nb_mbuf_per_pool = param_total_num_mbufs; 788 else { 789 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 790 (nb_lcores * mb_mempool_cache) + 791 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 792 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 793 } 794 795 if (numa_support) { 796 uint8_t i; 797 798 for (i = 0; i < num_sockets; i++) 799 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 800 socket_ids[i]); 801 } else { 802 if (socket_num == UMA_NO_CONFIG) 803 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 804 else 805 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 806 socket_num); 807 } 808 809 init_port_config(); 810 811 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 812 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_TX_OFFLOAD_UDP_TSO; 813 /* 814 * Records which Mbuf pool to use by each logical core, if needed. 815 */ 816 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 817 mbp = mbuf_pool_find( 818 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 819 820 if (mbp == NULL) 821 mbp = mbuf_pool_find(0); 822 fwd_lcores[lc_id]->mbp = mbp; 823 /* initialize GSO context */ 824 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 825 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 826 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 827 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN - 828 ETHER_CRC_LEN; 829 fwd_lcores[lc_id]->gso_ctx.flag = 0; 830 } 831 832 /* Configuration of packet forwarding streams. */ 833 if (init_fwd_streams() < 0) 834 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 835 836 fwd_config_setup(); 837 838 /* create a gro context for each lcore */ 839 gro_param.gro_types = RTE_GRO_TCP_IPV4; 840 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 841 gro_param.max_item_per_flow = MAX_PKT_BURST; 842 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 843 gro_param.socket_id = rte_lcore_to_socket_id( 844 fwd_lcores_cpuids[lc_id]); 845 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 846 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 847 rte_exit(EXIT_FAILURE, 848 "rte_gro_ctx_create() failed\n"); 849 } 850 } 851 852 #if defined RTE_LIBRTE_PMD_SOFTNIC 853 if (strcmp(cur_fwd_eng->fwd_mode_name, "softnic") == 0) { 854 RTE_ETH_FOREACH_DEV(pid) { 855 port = &ports[pid]; 856 const char *driver = port->dev_info.driver_name; 857 858 if (strcmp(driver, "net_softnic") == 0) 859 port->softport.fwd_lcore_arg = fwd_lcores; 860 } 861 } 862 #endif 863 864 } 865 866 867 void 868 reconfig(portid_t new_port_id, unsigned socket_id) 869 { 870 struct rte_port *port; 871 872 /* Reconfiguration of Ethernet ports. */ 873 port = &ports[new_port_id]; 874 rte_eth_dev_info_get(new_port_id, &port->dev_info); 875 876 /* set flag to initialize port/queue */ 877 port->need_reconfig = 1; 878 port->need_reconfig_queues = 1; 879 port->socket_id = socket_id; 880 881 init_port_config(); 882 } 883 884 885 int 886 init_fwd_streams(void) 887 { 888 portid_t pid; 889 struct rte_port *port; 890 streamid_t sm_id, nb_fwd_streams_new; 891 queueid_t q; 892 893 /* set socket id according to numa or not */ 894 RTE_ETH_FOREACH_DEV(pid) { 895 port = &ports[pid]; 896 if (nb_rxq > port->dev_info.max_rx_queues) { 897 printf("Fail: nb_rxq(%d) is greater than " 898 "max_rx_queues(%d)\n", nb_rxq, 899 port->dev_info.max_rx_queues); 900 return -1; 901 } 902 if (nb_txq > port->dev_info.max_tx_queues) { 903 printf("Fail: nb_txq(%d) is greater than " 904 "max_tx_queues(%d)\n", nb_txq, 905 port->dev_info.max_tx_queues); 906 return -1; 907 } 908 if (numa_support) { 909 if (port_numa[pid] != NUMA_NO_CONFIG) 910 port->socket_id = port_numa[pid]; 911 else { 912 port->socket_id = rte_eth_dev_socket_id(pid); 913 914 /* if socket_id is invalid, set to 0 */ 915 if (check_socket_id(port->socket_id) < 0) 916 port->socket_id = 0; 917 } 918 } 919 else { 920 if (socket_num == UMA_NO_CONFIG) 921 port->socket_id = 0; 922 else 923 port->socket_id = socket_num; 924 } 925 } 926 927 q = RTE_MAX(nb_rxq, nb_txq); 928 if (q == 0) { 929 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 930 return -1; 931 } 932 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 933 if (nb_fwd_streams_new == nb_fwd_streams) 934 return 0; 935 /* clear the old */ 936 if (fwd_streams != NULL) { 937 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 938 if (fwd_streams[sm_id] == NULL) 939 continue; 940 rte_free(fwd_streams[sm_id]); 941 fwd_streams[sm_id] = NULL; 942 } 943 rte_free(fwd_streams); 944 fwd_streams = NULL; 945 } 946 947 /* init new */ 948 nb_fwd_streams = nb_fwd_streams_new; 949 if (nb_fwd_streams) { 950 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 951 sizeof(struct fwd_stream *) * nb_fwd_streams, 952 RTE_CACHE_LINE_SIZE); 953 if (fwd_streams == NULL) 954 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d" 955 " (struct fwd_stream *)) failed\n", 956 nb_fwd_streams); 957 958 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 959 fwd_streams[sm_id] = rte_zmalloc("testpmd:" 960 " struct fwd_stream", sizeof(struct fwd_stream), 961 RTE_CACHE_LINE_SIZE); 962 if (fwd_streams[sm_id] == NULL) 963 rte_exit(EXIT_FAILURE, "rte_zmalloc" 964 "(struct fwd_stream) failed\n"); 965 } 966 } 967 968 return 0; 969 } 970 971 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 972 static void 973 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 974 { 975 unsigned int total_burst; 976 unsigned int nb_burst; 977 unsigned int burst_stats[3]; 978 uint16_t pktnb_stats[3]; 979 uint16_t nb_pkt; 980 int burst_percent[3]; 981 982 /* 983 * First compute the total number of packet bursts and the 984 * two highest numbers of bursts of the same number of packets. 985 */ 986 total_burst = 0; 987 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 988 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 989 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 990 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 991 if (nb_burst == 0) 992 continue; 993 total_burst += nb_burst; 994 if (nb_burst > burst_stats[0]) { 995 burst_stats[1] = burst_stats[0]; 996 pktnb_stats[1] = pktnb_stats[0]; 997 burst_stats[0] = nb_burst; 998 pktnb_stats[0] = nb_pkt; 999 } else if (nb_burst > burst_stats[1]) { 1000 burst_stats[1] = nb_burst; 1001 pktnb_stats[1] = nb_pkt; 1002 } 1003 } 1004 if (total_burst == 0) 1005 return; 1006 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 1007 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 1008 burst_percent[0], (int) pktnb_stats[0]); 1009 if (burst_stats[0] == total_burst) { 1010 printf("]\n"); 1011 return; 1012 } 1013 if (burst_stats[0] + burst_stats[1] == total_burst) { 1014 printf(" + %d%% of %d pkts]\n", 1015 100 - burst_percent[0], pktnb_stats[1]); 1016 return; 1017 } 1018 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 1019 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 1020 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 1021 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 1022 return; 1023 } 1024 printf(" + %d%% of %d pkts + %d%% of others]\n", 1025 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 1026 } 1027 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 1028 1029 static void 1030 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 1031 { 1032 struct rte_port *port; 1033 uint8_t i; 1034 1035 static const char *fwd_stats_border = "----------------------"; 1036 1037 port = &ports[port_id]; 1038 printf("\n %s Forward statistics for port %-2d %s\n", 1039 fwd_stats_border, port_id, fwd_stats_border); 1040 1041 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 1042 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1043 "%-"PRIu64"\n", 1044 stats->ipackets, stats->imissed, 1045 (uint64_t) (stats->ipackets + stats->imissed)); 1046 1047 if (cur_fwd_eng == &csum_fwd_engine) 1048 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 1049 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 1050 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1051 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 1052 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 1053 } 1054 1055 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1056 "%-"PRIu64"\n", 1057 stats->opackets, port->tx_dropped, 1058 (uint64_t) (stats->opackets + port->tx_dropped)); 1059 } 1060 else { 1061 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 1062 "%14"PRIu64"\n", 1063 stats->ipackets, stats->imissed, 1064 (uint64_t) (stats->ipackets + stats->imissed)); 1065 1066 if (cur_fwd_eng == &csum_fwd_engine) 1067 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 1068 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 1069 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1070 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 1071 printf(" RX-nombufs: %14"PRIu64"\n", 1072 stats->rx_nombuf); 1073 } 1074 1075 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 1076 "%14"PRIu64"\n", 1077 stats->opackets, port->tx_dropped, 1078 (uint64_t) (stats->opackets + port->tx_dropped)); 1079 } 1080 1081 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1082 if (port->rx_stream) 1083 pkt_burst_stats_display("RX", 1084 &port->rx_stream->rx_burst_stats); 1085 if (port->tx_stream) 1086 pkt_burst_stats_display("TX", 1087 &port->tx_stream->tx_burst_stats); 1088 #endif 1089 1090 if (port->rx_queue_stats_mapping_enabled) { 1091 printf("\n"); 1092 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1093 printf(" Stats reg %2d RX-packets:%14"PRIu64 1094 " RX-errors:%14"PRIu64 1095 " RX-bytes:%14"PRIu64"\n", 1096 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 1097 } 1098 printf("\n"); 1099 } 1100 if (port->tx_queue_stats_mapping_enabled) { 1101 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1102 printf(" Stats reg %2d TX-packets:%14"PRIu64 1103 " TX-bytes:%14"PRIu64"\n", 1104 i, stats->q_opackets[i], stats->q_obytes[i]); 1105 } 1106 } 1107 1108 printf(" %s--------------------------------%s\n", 1109 fwd_stats_border, fwd_stats_border); 1110 } 1111 1112 static void 1113 fwd_stream_stats_display(streamid_t stream_id) 1114 { 1115 struct fwd_stream *fs; 1116 static const char *fwd_top_stats_border = "-------"; 1117 1118 fs = fwd_streams[stream_id]; 1119 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 1120 (fs->fwd_dropped == 0)) 1121 return; 1122 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 1123 "TX Port=%2d/Queue=%2d %s\n", 1124 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 1125 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 1126 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 1127 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 1128 1129 /* if checksum mode */ 1130 if (cur_fwd_eng == &csum_fwd_engine) { 1131 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 1132 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 1133 } 1134 1135 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1136 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 1137 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 1138 #endif 1139 } 1140 1141 static void 1142 flush_fwd_rx_queues(void) 1143 { 1144 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 1145 portid_t rxp; 1146 portid_t port_id; 1147 queueid_t rxq; 1148 uint16_t nb_rx; 1149 uint16_t i; 1150 uint8_t j; 1151 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 1152 uint64_t timer_period; 1153 1154 /* convert to number of cycles */ 1155 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 1156 1157 for (j = 0; j < 2; j++) { 1158 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 1159 for (rxq = 0; rxq < nb_rxq; rxq++) { 1160 port_id = fwd_ports_ids[rxp]; 1161 /** 1162 * testpmd can stuck in the below do while loop 1163 * if rte_eth_rx_burst() always returns nonzero 1164 * packets. So timer is added to exit this loop 1165 * after 1sec timer expiry. 1166 */ 1167 prev_tsc = rte_rdtsc(); 1168 do { 1169 nb_rx = rte_eth_rx_burst(port_id, rxq, 1170 pkts_burst, MAX_PKT_BURST); 1171 for (i = 0; i < nb_rx; i++) 1172 rte_pktmbuf_free(pkts_burst[i]); 1173 1174 cur_tsc = rte_rdtsc(); 1175 diff_tsc = cur_tsc - prev_tsc; 1176 timer_tsc += diff_tsc; 1177 } while ((nb_rx > 0) && 1178 (timer_tsc < timer_period)); 1179 timer_tsc = 0; 1180 } 1181 } 1182 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 1183 } 1184 } 1185 1186 static void 1187 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 1188 { 1189 struct fwd_stream **fsm; 1190 streamid_t nb_fs; 1191 streamid_t sm_id; 1192 #ifdef RTE_LIBRTE_BITRATE 1193 uint64_t tics_per_1sec; 1194 uint64_t tics_datum; 1195 uint64_t tics_current; 1196 uint16_t i, cnt_ports; 1197 1198 cnt_ports = nb_ports; 1199 tics_datum = rte_rdtsc(); 1200 tics_per_1sec = rte_get_timer_hz(); 1201 #endif 1202 fsm = &fwd_streams[fc->stream_idx]; 1203 nb_fs = fc->stream_nb; 1204 do { 1205 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1206 (*pkt_fwd)(fsm[sm_id]); 1207 #ifdef RTE_LIBRTE_BITRATE 1208 if (bitrate_enabled != 0 && 1209 bitrate_lcore_id == rte_lcore_id()) { 1210 tics_current = rte_rdtsc(); 1211 if (tics_current - tics_datum >= tics_per_1sec) { 1212 /* Periodic bitrate calculation */ 1213 for (i = 0; i < cnt_ports; i++) 1214 rte_stats_bitrate_calc(bitrate_data, 1215 ports_ids[i]); 1216 tics_datum = tics_current; 1217 } 1218 } 1219 #endif 1220 #ifdef RTE_LIBRTE_LATENCY_STATS 1221 if (latencystats_enabled != 0 && 1222 latencystats_lcore_id == rte_lcore_id()) 1223 rte_latencystats_update(); 1224 #endif 1225 1226 } while (! fc->stopped); 1227 } 1228 1229 static int 1230 start_pkt_forward_on_core(void *fwd_arg) 1231 { 1232 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1233 cur_fwd_config.fwd_eng->packet_fwd); 1234 return 0; 1235 } 1236 1237 /* 1238 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1239 * Used to start communication flows in network loopback test configurations. 1240 */ 1241 static int 1242 run_one_txonly_burst_on_core(void *fwd_arg) 1243 { 1244 struct fwd_lcore *fwd_lc; 1245 struct fwd_lcore tmp_lcore; 1246 1247 fwd_lc = (struct fwd_lcore *) fwd_arg; 1248 tmp_lcore = *fwd_lc; 1249 tmp_lcore.stopped = 1; 1250 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1251 return 0; 1252 } 1253 1254 /* 1255 * Launch packet forwarding: 1256 * - Setup per-port forwarding context. 1257 * - launch logical cores with their forwarding configuration. 1258 */ 1259 static void 1260 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1261 { 1262 port_fwd_begin_t port_fwd_begin; 1263 unsigned int i; 1264 unsigned int lc_id; 1265 int diag; 1266 1267 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1268 if (port_fwd_begin != NULL) { 1269 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1270 (*port_fwd_begin)(fwd_ports_ids[i]); 1271 } 1272 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1273 lc_id = fwd_lcores_cpuids[i]; 1274 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1275 fwd_lcores[i]->stopped = 0; 1276 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1277 fwd_lcores[i], lc_id); 1278 if (diag != 0) 1279 printf("launch lcore %u failed - diag=%d\n", 1280 lc_id, diag); 1281 } 1282 } 1283 } 1284 1285 /* 1286 * Update the forward ports list. 1287 */ 1288 void 1289 update_fwd_ports(portid_t new_pid) 1290 { 1291 unsigned int i; 1292 unsigned int new_nb_fwd_ports = 0; 1293 int move = 0; 1294 1295 for (i = 0; i < nb_fwd_ports; ++i) { 1296 if (port_id_is_invalid(fwd_ports_ids[i], DISABLED_WARN)) 1297 move = 1; 1298 else if (move) 1299 fwd_ports_ids[new_nb_fwd_ports++] = fwd_ports_ids[i]; 1300 else 1301 new_nb_fwd_ports++; 1302 } 1303 if (new_pid < RTE_MAX_ETHPORTS) 1304 fwd_ports_ids[new_nb_fwd_ports++] = new_pid; 1305 1306 nb_fwd_ports = new_nb_fwd_ports; 1307 nb_cfg_ports = new_nb_fwd_ports; 1308 } 1309 1310 /* 1311 * Launch packet forwarding configuration. 1312 */ 1313 void 1314 start_packet_forwarding(int with_tx_first) 1315 { 1316 port_fwd_begin_t port_fwd_begin; 1317 port_fwd_end_t port_fwd_end; 1318 struct rte_port *port; 1319 unsigned int i; 1320 portid_t pt_id; 1321 streamid_t sm_id; 1322 1323 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1324 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1325 1326 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1327 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1328 1329 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1330 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1331 (!nb_rxq || !nb_txq)) 1332 rte_exit(EXIT_FAILURE, 1333 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1334 cur_fwd_eng->fwd_mode_name); 1335 1336 if (all_ports_started() == 0) { 1337 printf("Not all ports were started\n"); 1338 return; 1339 } 1340 if (test_done == 0) { 1341 printf("Packet forwarding already started\n"); 1342 return; 1343 } 1344 1345 1346 if(dcb_test) { 1347 for (i = 0; i < nb_fwd_ports; i++) { 1348 pt_id = fwd_ports_ids[i]; 1349 port = &ports[pt_id]; 1350 if (!port->dcb_flag) { 1351 printf("In DCB mode, all forwarding ports must " 1352 "be configured in this mode.\n"); 1353 return; 1354 } 1355 } 1356 if (nb_fwd_lcores == 1) { 1357 printf("In DCB mode,the nb forwarding cores " 1358 "should be larger than 1.\n"); 1359 return; 1360 } 1361 } 1362 test_done = 0; 1363 1364 fwd_config_setup(); 1365 1366 if(!no_flush_rx) 1367 flush_fwd_rx_queues(); 1368 1369 pkt_fwd_config_display(&cur_fwd_config); 1370 rxtx_config_display(); 1371 1372 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1373 pt_id = fwd_ports_ids[i]; 1374 port = &ports[pt_id]; 1375 rte_eth_stats_get(pt_id, &port->stats); 1376 port->tx_dropped = 0; 1377 1378 map_port_queue_stats_mapping_registers(pt_id, port); 1379 } 1380 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1381 fwd_streams[sm_id]->rx_packets = 0; 1382 fwd_streams[sm_id]->tx_packets = 0; 1383 fwd_streams[sm_id]->fwd_dropped = 0; 1384 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1385 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1386 1387 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1388 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1389 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1390 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1391 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1392 #endif 1393 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1394 fwd_streams[sm_id]->core_cycles = 0; 1395 #endif 1396 } 1397 if (with_tx_first) { 1398 port_fwd_begin = tx_only_engine.port_fwd_begin; 1399 if (port_fwd_begin != NULL) { 1400 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1401 (*port_fwd_begin)(fwd_ports_ids[i]); 1402 } 1403 while (with_tx_first--) { 1404 launch_packet_forwarding( 1405 run_one_txonly_burst_on_core); 1406 rte_eal_mp_wait_lcore(); 1407 } 1408 port_fwd_end = tx_only_engine.port_fwd_end; 1409 if (port_fwd_end != NULL) { 1410 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1411 (*port_fwd_end)(fwd_ports_ids[i]); 1412 } 1413 } 1414 launch_packet_forwarding(start_pkt_forward_on_core); 1415 } 1416 1417 void 1418 stop_packet_forwarding(void) 1419 { 1420 struct rte_eth_stats stats; 1421 struct rte_port *port; 1422 port_fwd_end_t port_fwd_end; 1423 int i; 1424 portid_t pt_id; 1425 streamid_t sm_id; 1426 lcoreid_t lc_id; 1427 uint64_t total_recv; 1428 uint64_t total_xmit; 1429 uint64_t total_rx_dropped; 1430 uint64_t total_tx_dropped; 1431 uint64_t total_rx_nombuf; 1432 uint64_t tx_dropped; 1433 uint64_t rx_bad_ip_csum; 1434 uint64_t rx_bad_l4_csum; 1435 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1436 uint64_t fwd_cycles; 1437 #endif 1438 1439 static const char *acc_stats_border = "+++++++++++++++"; 1440 1441 if (test_done) { 1442 printf("Packet forwarding not started\n"); 1443 return; 1444 } 1445 printf("Telling cores to stop..."); 1446 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1447 fwd_lcores[lc_id]->stopped = 1; 1448 printf("\nWaiting for lcores to finish...\n"); 1449 rte_eal_mp_wait_lcore(); 1450 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1451 if (port_fwd_end != NULL) { 1452 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1453 pt_id = fwd_ports_ids[i]; 1454 (*port_fwd_end)(pt_id); 1455 } 1456 } 1457 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1458 fwd_cycles = 0; 1459 #endif 1460 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1461 if (cur_fwd_config.nb_fwd_streams > 1462 cur_fwd_config.nb_fwd_ports) { 1463 fwd_stream_stats_display(sm_id); 1464 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1465 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1466 } else { 1467 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1468 fwd_streams[sm_id]; 1469 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1470 fwd_streams[sm_id]; 1471 } 1472 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1473 tx_dropped = (uint64_t) (tx_dropped + 1474 fwd_streams[sm_id]->fwd_dropped); 1475 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1476 1477 rx_bad_ip_csum = 1478 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1479 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1480 fwd_streams[sm_id]->rx_bad_ip_csum); 1481 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1482 rx_bad_ip_csum; 1483 1484 rx_bad_l4_csum = 1485 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1486 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1487 fwd_streams[sm_id]->rx_bad_l4_csum); 1488 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1489 rx_bad_l4_csum; 1490 1491 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1492 fwd_cycles = (uint64_t) (fwd_cycles + 1493 fwd_streams[sm_id]->core_cycles); 1494 #endif 1495 } 1496 total_recv = 0; 1497 total_xmit = 0; 1498 total_rx_dropped = 0; 1499 total_tx_dropped = 0; 1500 total_rx_nombuf = 0; 1501 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1502 pt_id = fwd_ports_ids[i]; 1503 1504 port = &ports[pt_id]; 1505 rte_eth_stats_get(pt_id, &stats); 1506 stats.ipackets -= port->stats.ipackets; 1507 port->stats.ipackets = 0; 1508 stats.opackets -= port->stats.opackets; 1509 port->stats.opackets = 0; 1510 stats.ibytes -= port->stats.ibytes; 1511 port->stats.ibytes = 0; 1512 stats.obytes -= port->stats.obytes; 1513 port->stats.obytes = 0; 1514 stats.imissed -= port->stats.imissed; 1515 port->stats.imissed = 0; 1516 stats.oerrors -= port->stats.oerrors; 1517 port->stats.oerrors = 0; 1518 stats.rx_nombuf -= port->stats.rx_nombuf; 1519 port->stats.rx_nombuf = 0; 1520 1521 total_recv += stats.ipackets; 1522 total_xmit += stats.opackets; 1523 total_rx_dropped += stats.imissed; 1524 total_tx_dropped += port->tx_dropped; 1525 total_rx_nombuf += stats.rx_nombuf; 1526 1527 fwd_port_stats_display(pt_id, &stats); 1528 } 1529 1530 printf("\n %s Accumulated forward statistics for all ports" 1531 "%s\n", 1532 acc_stats_border, acc_stats_border); 1533 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1534 "%-"PRIu64"\n" 1535 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1536 "%-"PRIu64"\n", 1537 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1538 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1539 if (total_rx_nombuf > 0) 1540 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1541 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1542 "%s\n", 1543 acc_stats_border, acc_stats_border); 1544 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1545 if (total_recv > 0) 1546 printf("\n CPU cycles/packet=%u (total cycles=" 1547 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1548 (unsigned int)(fwd_cycles / total_recv), 1549 fwd_cycles, total_recv); 1550 #endif 1551 printf("\nDone.\n"); 1552 test_done = 1; 1553 } 1554 1555 void 1556 dev_set_link_up(portid_t pid) 1557 { 1558 if (rte_eth_dev_set_link_up(pid) < 0) 1559 printf("\nSet link up fail.\n"); 1560 } 1561 1562 void 1563 dev_set_link_down(portid_t pid) 1564 { 1565 if (rte_eth_dev_set_link_down(pid) < 0) 1566 printf("\nSet link down fail.\n"); 1567 } 1568 1569 static int 1570 all_ports_started(void) 1571 { 1572 portid_t pi; 1573 struct rte_port *port; 1574 1575 RTE_ETH_FOREACH_DEV(pi) { 1576 port = &ports[pi]; 1577 /* Check if there is a port which is not started */ 1578 if ((port->port_status != RTE_PORT_STARTED) && 1579 (port->slave_flag == 0)) 1580 return 0; 1581 } 1582 1583 /* No port is not started */ 1584 return 1; 1585 } 1586 1587 int 1588 port_is_stopped(portid_t port_id) 1589 { 1590 struct rte_port *port = &ports[port_id]; 1591 1592 if ((port->port_status != RTE_PORT_STOPPED) && 1593 (port->slave_flag == 0)) 1594 return 0; 1595 return 1; 1596 } 1597 1598 int 1599 all_ports_stopped(void) 1600 { 1601 portid_t pi; 1602 1603 RTE_ETH_FOREACH_DEV(pi) { 1604 if (!port_is_stopped(pi)) 1605 return 0; 1606 } 1607 1608 return 1; 1609 } 1610 1611 int 1612 port_is_started(portid_t port_id) 1613 { 1614 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1615 return 0; 1616 1617 if (ports[port_id].port_status != RTE_PORT_STARTED) 1618 return 0; 1619 1620 return 1; 1621 } 1622 1623 static int 1624 port_is_closed(portid_t port_id) 1625 { 1626 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1627 return 0; 1628 1629 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1630 return 0; 1631 1632 return 1; 1633 } 1634 1635 int 1636 start_port(portid_t pid) 1637 { 1638 int diag, need_check_link_status = -1; 1639 portid_t pi; 1640 queueid_t qi; 1641 struct rte_port *port; 1642 struct ether_addr mac_addr; 1643 enum rte_eth_event_type event_type; 1644 1645 if (port_id_is_invalid(pid, ENABLED_WARN)) 1646 return 0; 1647 1648 if(dcb_config) 1649 dcb_test = 1; 1650 RTE_ETH_FOREACH_DEV(pi) { 1651 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1652 continue; 1653 1654 need_check_link_status = 0; 1655 port = &ports[pi]; 1656 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1657 RTE_PORT_HANDLING) == 0) { 1658 printf("Port %d is now not stopped\n", pi); 1659 continue; 1660 } 1661 1662 if (port->need_reconfig > 0) { 1663 port->need_reconfig = 0; 1664 1665 if (flow_isolate_all) { 1666 int ret = port_flow_isolate(pi, 1); 1667 if (ret) { 1668 printf("Failed to apply isolated" 1669 " mode on port %d\n", pi); 1670 return -1; 1671 } 1672 } 1673 1674 printf("Configuring Port %d (socket %u)\n", pi, 1675 port->socket_id); 1676 /* configure port */ 1677 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1678 &(port->dev_conf)); 1679 if (diag != 0) { 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 " 1683 "to stopped\n", pi); 1684 printf("Fail to configure port %d\n", pi); 1685 /* try to reconfigure port next time */ 1686 port->need_reconfig = 1; 1687 return -1; 1688 } 1689 } 1690 if (port->need_reconfig_queues > 0) { 1691 port->need_reconfig_queues = 0; 1692 /* setup tx queues */ 1693 for (qi = 0; qi < nb_txq; qi++) { 1694 if ((numa_support) && 1695 (txring_numa[pi] != NUMA_NO_CONFIG)) 1696 diag = rte_eth_tx_queue_setup(pi, qi, 1697 port->nb_tx_desc[qi], 1698 txring_numa[pi], 1699 &(port->tx_conf[qi])); 1700 else 1701 diag = rte_eth_tx_queue_setup(pi, qi, 1702 port->nb_tx_desc[qi], 1703 port->socket_id, 1704 &(port->tx_conf[qi])); 1705 1706 if (diag == 0) 1707 continue; 1708 1709 /* Fail to setup tx queue, return */ 1710 if (rte_atomic16_cmpset(&(port->port_status), 1711 RTE_PORT_HANDLING, 1712 RTE_PORT_STOPPED) == 0) 1713 printf("Port %d can not be set back " 1714 "to stopped\n", pi); 1715 printf("Fail to configure port %d tx queues\n", 1716 pi); 1717 /* try to reconfigure queues next time */ 1718 port->need_reconfig_queues = 1; 1719 return -1; 1720 } 1721 for (qi = 0; qi < nb_rxq; qi++) { 1722 /* setup rx queues */ 1723 if ((numa_support) && 1724 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1725 struct rte_mempool * mp = 1726 mbuf_pool_find(rxring_numa[pi]); 1727 if (mp == NULL) { 1728 printf("Failed to setup RX queue:" 1729 "No mempool allocation" 1730 " on the socket %d\n", 1731 rxring_numa[pi]); 1732 return -1; 1733 } 1734 1735 diag = rte_eth_rx_queue_setup(pi, qi, 1736 port->nb_rx_desc[qi], 1737 rxring_numa[pi], 1738 &(port->rx_conf[qi]), 1739 mp); 1740 } else { 1741 struct rte_mempool *mp = 1742 mbuf_pool_find(port->socket_id); 1743 if (mp == NULL) { 1744 printf("Failed to setup RX queue:" 1745 "No mempool allocation" 1746 " on the socket %d\n", 1747 port->socket_id); 1748 return -1; 1749 } 1750 diag = rte_eth_rx_queue_setup(pi, qi, 1751 port->nb_rx_desc[qi], 1752 port->socket_id, 1753 &(port->rx_conf[qi]), 1754 mp); 1755 } 1756 if (diag == 0) 1757 continue; 1758 1759 /* Fail to setup rx queue, return */ 1760 if (rte_atomic16_cmpset(&(port->port_status), 1761 RTE_PORT_HANDLING, 1762 RTE_PORT_STOPPED) == 0) 1763 printf("Port %d can not be set back " 1764 "to stopped\n", pi); 1765 printf("Fail to configure port %d rx queues\n", 1766 pi); 1767 /* try to reconfigure queues next time */ 1768 port->need_reconfig_queues = 1; 1769 return -1; 1770 } 1771 } 1772 1773 /* start port */ 1774 if (rte_eth_dev_start(pi) < 0) { 1775 printf("Fail to start port %d\n", pi); 1776 1777 /* Fail to setup rx queue, return */ 1778 if (rte_atomic16_cmpset(&(port->port_status), 1779 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1780 printf("Port %d can not be set back to " 1781 "stopped\n", pi); 1782 continue; 1783 } 1784 1785 if (rte_atomic16_cmpset(&(port->port_status), 1786 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1787 printf("Port %d can not be set into started\n", pi); 1788 1789 rte_eth_macaddr_get(pi, &mac_addr); 1790 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1791 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1792 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1793 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1794 1795 /* at least one port started, need checking link status */ 1796 need_check_link_status = 1; 1797 } 1798 1799 for (event_type = RTE_ETH_EVENT_UNKNOWN; 1800 event_type < RTE_ETH_EVENT_MAX; 1801 event_type++) { 1802 diag = rte_eth_dev_callback_register(RTE_ETH_ALL, 1803 event_type, 1804 eth_event_callback, 1805 NULL); 1806 if (diag) { 1807 printf("Failed to setup even callback for event %d\n", 1808 event_type); 1809 return -1; 1810 } 1811 } 1812 1813 if (need_check_link_status == 1 && !no_link_check) 1814 check_all_ports_link_status(RTE_PORT_ALL); 1815 else if (need_check_link_status == 0) 1816 printf("Please stop the ports first\n"); 1817 1818 printf("Done\n"); 1819 return 0; 1820 } 1821 1822 void 1823 stop_port(portid_t pid) 1824 { 1825 portid_t pi; 1826 struct rte_port *port; 1827 int need_check_link_status = 0; 1828 1829 if (dcb_test) { 1830 dcb_test = 0; 1831 dcb_config = 0; 1832 } 1833 1834 if (port_id_is_invalid(pid, ENABLED_WARN)) 1835 return; 1836 1837 printf("Stopping ports...\n"); 1838 1839 RTE_ETH_FOREACH_DEV(pi) { 1840 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1841 continue; 1842 1843 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1844 printf("Please remove port %d from forwarding configuration.\n", pi); 1845 continue; 1846 } 1847 1848 if (port_is_bonding_slave(pi)) { 1849 printf("Please remove port %d from bonded device.\n", pi); 1850 continue; 1851 } 1852 1853 port = &ports[pi]; 1854 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1855 RTE_PORT_HANDLING) == 0) 1856 continue; 1857 1858 rte_eth_dev_stop(pi); 1859 1860 if (rte_atomic16_cmpset(&(port->port_status), 1861 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1862 printf("Port %d can not be set into stopped\n", pi); 1863 need_check_link_status = 1; 1864 } 1865 if (need_check_link_status && !no_link_check) 1866 check_all_ports_link_status(RTE_PORT_ALL); 1867 1868 printf("Done\n"); 1869 } 1870 1871 void 1872 close_port(portid_t pid) 1873 { 1874 portid_t pi; 1875 struct rte_port *port; 1876 1877 if (port_id_is_invalid(pid, ENABLED_WARN)) 1878 return; 1879 1880 printf("Closing ports...\n"); 1881 1882 RTE_ETH_FOREACH_DEV(pi) { 1883 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1884 continue; 1885 1886 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1887 printf("Please remove port %d from forwarding configuration.\n", pi); 1888 continue; 1889 } 1890 1891 if (port_is_bonding_slave(pi)) { 1892 printf("Please remove port %d from bonded device.\n", pi); 1893 continue; 1894 } 1895 1896 port = &ports[pi]; 1897 if (rte_atomic16_cmpset(&(port->port_status), 1898 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1899 printf("Port %d is already closed\n", pi); 1900 continue; 1901 } 1902 1903 if (rte_atomic16_cmpset(&(port->port_status), 1904 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1905 printf("Port %d is now not stopped\n", pi); 1906 continue; 1907 } 1908 1909 if (port->flow_list) 1910 port_flow_flush(pi); 1911 rte_eth_dev_close(pi); 1912 1913 if (rte_atomic16_cmpset(&(port->port_status), 1914 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1915 printf("Port %d cannot be set to closed\n", pi); 1916 } 1917 1918 printf("Done\n"); 1919 } 1920 1921 void 1922 reset_port(portid_t pid) 1923 { 1924 int diag; 1925 portid_t pi; 1926 struct rte_port *port; 1927 1928 if (port_id_is_invalid(pid, ENABLED_WARN)) 1929 return; 1930 1931 printf("Resetting ports...\n"); 1932 1933 RTE_ETH_FOREACH_DEV(pi) { 1934 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1935 continue; 1936 1937 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1938 printf("Please remove port %d from forwarding " 1939 "configuration.\n", pi); 1940 continue; 1941 } 1942 1943 if (port_is_bonding_slave(pi)) { 1944 printf("Please remove port %d from bonded device.\n", 1945 pi); 1946 continue; 1947 } 1948 1949 diag = rte_eth_dev_reset(pi); 1950 if (diag == 0) { 1951 port = &ports[pi]; 1952 port->need_reconfig = 1; 1953 port->need_reconfig_queues = 1; 1954 } else { 1955 printf("Failed to reset port %d. diag=%d\n", pi, diag); 1956 } 1957 } 1958 1959 printf("Done\n"); 1960 } 1961 1962 static int 1963 eth_dev_event_callback_register(void) 1964 { 1965 int ret; 1966 1967 /* register the device event callback */ 1968 ret = rte_dev_event_callback_register(NULL, 1969 eth_dev_event_callback, NULL); 1970 if (ret) { 1971 printf("Failed to register device event callback\n"); 1972 return -1; 1973 } 1974 1975 return 0; 1976 } 1977 1978 1979 static int 1980 eth_dev_event_callback_unregister(void) 1981 { 1982 int ret; 1983 1984 /* unregister the device event callback */ 1985 ret = rte_dev_event_callback_unregister(NULL, 1986 eth_dev_event_callback, NULL); 1987 if (ret < 0) { 1988 printf("Failed to unregister device event callback\n"); 1989 return -1; 1990 } 1991 1992 return 0; 1993 } 1994 1995 void 1996 attach_port(char *identifier) 1997 { 1998 portid_t pi = 0; 1999 unsigned int socket_id; 2000 2001 printf("Attaching a new port...\n"); 2002 2003 if (identifier == NULL) { 2004 printf("Invalid parameters are specified\n"); 2005 return; 2006 } 2007 2008 if (rte_eth_dev_attach(identifier, &pi)) 2009 return; 2010 2011 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 2012 /* if socket_id is invalid, set to 0 */ 2013 if (check_socket_id(socket_id) < 0) 2014 socket_id = 0; 2015 reconfig(pi, socket_id); 2016 rte_eth_promiscuous_enable(pi); 2017 2018 ports_ids[nb_ports] = pi; 2019 nb_ports = rte_eth_dev_count_avail(); 2020 2021 ports[pi].port_status = RTE_PORT_STOPPED; 2022 2023 update_fwd_ports(pi); 2024 2025 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 2026 printf("Done\n"); 2027 } 2028 2029 void 2030 detach_port(portid_t port_id) 2031 { 2032 char name[RTE_ETH_NAME_MAX_LEN]; 2033 uint16_t i; 2034 2035 printf("Detaching a port...\n"); 2036 2037 if (!port_is_closed(port_id)) { 2038 printf("Please close port first\n"); 2039 return; 2040 } 2041 2042 if (ports[port_id].flow_list) 2043 port_flow_flush(port_id); 2044 2045 if (rte_eth_dev_detach(port_id, name)) { 2046 TESTPMD_LOG(ERR, "Failed to detach port %u\n", port_id); 2047 return; 2048 } 2049 2050 for (i = 0; i < nb_ports; i++) { 2051 if (ports_ids[i] == port_id) { 2052 ports_ids[i] = ports_ids[nb_ports-1]; 2053 ports_ids[nb_ports-1] = 0; 2054 break; 2055 } 2056 } 2057 nb_ports = rte_eth_dev_count_avail(); 2058 2059 update_fwd_ports(RTE_MAX_ETHPORTS); 2060 2061 printf("Port %u is detached. Now total ports is %d\n", 2062 port_id, nb_ports); 2063 printf("Done\n"); 2064 return; 2065 } 2066 2067 void 2068 pmd_test_exit(void) 2069 { 2070 struct rte_device *device; 2071 portid_t pt_id; 2072 int ret; 2073 2074 if (test_done == 0) 2075 stop_packet_forwarding(); 2076 2077 if (ports != NULL) { 2078 no_link_check = 1; 2079 RTE_ETH_FOREACH_DEV(pt_id) { 2080 printf("\nShutting down port %d...\n", pt_id); 2081 fflush(stdout); 2082 stop_port(pt_id); 2083 close_port(pt_id); 2084 2085 /* 2086 * This is a workaround to fix a virtio-user issue that 2087 * requires to call clean-up routine to remove existing 2088 * socket. 2089 * This workaround valid only for testpmd, needs a fix 2090 * valid for all applications. 2091 * TODO: Implement proper resource cleanup 2092 */ 2093 device = rte_eth_devices[pt_id].device; 2094 if (device && !strcmp(device->driver->name, "net_virtio_user")) 2095 detach_port(pt_id); 2096 } 2097 } 2098 2099 if (hot_plug) { 2100 ret = rte_dev_event_monitor_stop(); 2101 if (ret) 2102 RTE_LOG(ERR, EAL, 2103 "fail to stop device event monitor."); 2104 2105 ret = eth_dev_event_callback_unregister(); 2106 if (ret) 2107 RTE_LOG(ERR, EAL, 2108 "fail to unregister all event callbacks."); 2109 } 2110 2111 printf("\nBye...\n"); 2112 } 2113 2114 typedef void (*cmd_func_t)(void); 2115 struct pmd_test_command { 2116 const char *cmd_name; 2117 cmd_func_t cmd_func; 2118 }; 2119 2120 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 2121 2122 /* Check the link status of all ports in up to 9s, and print them finally */ 2123 static void 2124 check_all_ports_link_status(uint32_t port_mask) 2125 { 2126 #define CHECK_INTERVAL 100 /* 100ms */ 2127 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 2128 portid_t portid; 2129 uint8_t count, all_ports_up, print_flag = 0; 2130 struct rte_eth_link link; 2131 2132 printf("Checking link statuses...\n"); 2133 fflush(stdout); 2134 for (count = 0; count <= MAX_CHECK_TIME; count++) { 2135 all_ports_up = 1; 2136 RTE_ETH_FOREACH_DEV(portid) { 2137 if ((port_mask & (1 << portid)) == 0) 2138 continue; 2139 memset(&link, 0, sizeof(link)); 2140 rte_eth_link_get_nowait(portid, &link); 2141 /* print link status if flag set */ 2142 if (print_flag == 1) { 2143 if (link.link_status) 2144 printf( 2145 "Port%d Link Up. speed %u Mbps- %s\n", 2146 portid, link.link_speed, 2147 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 2148 ("full-duplex") : ("half-duplex\n")); 2149 else 2150 printf("Port %d Link Down\n", portid); 2151 continue; 2152 } 2153 /* clear all_ports_up flag if any link down */ 2154 if (link.link_status == ETH_LINK_DOWN) { 2155 all_ports_up = 0; 2156 break; 2157 } 2158 } 2159 /* after finally printing all link status, get out */ 2160 if (print_flag == 1) 2161 break; 2162 2163 if (all_ports_up == 0) { 2164 fflush(stdout); 2165 rte_delay_ms(CHECK_INTERVAL); 2166 } 2167 2168 /* set the print_flag if all ports up or timeout */ 2169 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 2170 print_flag = 1; 2171 } 2172 2173 if (lsc_interrupt) 2174 break; 2175 } 2176 } 2177 2178 static void 2179 rmv_event_callback(void *arg) 2180 { 2181 int need_to_start = 0; 2182 int org_no_link_check = no_link_check; 2183 portid_t port_id = (intptr_t)arg; 2184 2185 RTE_ETH_VALID_PORTID_OR_RET(port_id); 2186 2187 if (!test_done && port_is_forwarding(port_id)) { 2188 need_to_start = 1; 2189 stop_packet_forwarding(); 2190 } 2191 no_link_check = 1; 2192 stop_port(port_id); 2193 no_link_check = org_no_link_check; 2194 close_port(port_id); 2195 detach_port(port_id); 2196 if (need_to_start) 2197 start_packet_forwarding(0); 2198 } 2199 2200 /* This function is used by the interrupt thread */ 2201 static int 2202 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 2203 void *ret_param) 2204 { 2205 static const char * const event_desc[] = { 2206 [RTE_ETH_EVENT_UNKNOWN] = "Unknown", 2207 [RTE_ETH_EVENT_INTR_LSC] = "LSC", 2208 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state", 2209 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset", 2210 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox", 2211 [RTE_ETH_EVENT_IPSEC] = "IPsec", 2212 [RTE_ETH_EVENT_MACSEC] = "MACsec", 2213 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 2214 [RTE_ETH_EVENT_NEW] = "device probed", 2215 [RTE_ETH_EVENT_DESTROY] = "device released", 2216 [RTE_ETH_EVENT_MAX] = NULL, 2217 }; 2218 2219 RTE_SET_USED(param); 2220 RTE_SET_USED(ret_param); 2221 2222 if (type >= RTE_ETH_EVENT_MAX) { 2223 fprintf(stderr, "\nPort %" PRIu8 ": %s called upon invalid event %d\n", 2224 port_id, __func__, type); 2225 fflush(stderr); 2226 } else if (event_print_mask & (UINT32_C(1) << type)) { 2227 printf("\nPort %" PRIu8 ": %s event\n", port_id, 2228 event_desc[type]); 2229 fflush(stdout); 2230 } 2231 2232 if (port_id_is_invalid(port_id, DISABLED_WARN)) 2233 return 0; 2234 2235 switch (type) { 2236 case RTE_ETH_EVENT_INTR_RMV: 2237 if (rte_eal_alarm_set(100000, 2238 rmv_event_callback, (void *)(intptr_t)port_id)) 2239 fprintf(stderr, "Could not set up deferred device removal\n"); 2240 break; 2241 default: 2242 break; 2243 } 2244 return 0; 2245 } 2246 2247 /* This function is used by the interrupt thread */ 2248 static void 2249 eth_dev_event_callback(char *device_name, enum rte_dev_event_type type, 2250 __rte_unused void *arg) 2251 { 2252 if (type >= RTE_DEV_EVENT_MAX) { 2253 fprintf(stderr, "%s called upon invalid event %d\n", 2254 __func__, type); 2255 fflush(stderr); 2256 } 2257 2258 switch (type) { 2259 case RTE_DEV_EVENT_REMOVE: 2260 RTE_LOG(ERR, EAL, "The device: %s has been removed!\n", 2261 device_name); 2262 /* TODO: After finish failure handle, begin to stop 2263 * packet forward, stop port, close port, detach port. 2264 */ 2265 break; 2266 case RTE_DEV_EVENT_ADD: 2267 RTE_LOG(ERR, EAL, "The device: %s has been added!\n", 2268 device_name); 2269 /* TODO: After finish kernel driver binding, 2270 * begin to attach port. 2271 */ 2272 break; 2273 default: 2274 break; 2275 } 2276 } 2277 2278 static int 2279 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2280 { 2281 uint16_t i; 2282 int diag; 2283 uint8_t mapping_found = 0; 2284 2285 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 2286 if ((tx_queue_stats_mappings[i].port_id == port_id) && 2287 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 2288 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 2289 tx_queue_stats_mappings[i].queue_id, 2290 tx_queue_stats_mappings[i].stats_counter_id); 2291 if (diag != 0) 2292 return diag; 2293 mapping_found = 1; 2294 } 2295 } 2296 if (mapping_found) 2297 port->tx_queue_stats_mapping_enabled = 1; 2298 return 0; 2299 } 2300 2301 static int 2302 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2303 { 2304 uint16_t i; 2305 int diag; 2306 uint8_t mapping_found = 0; 2307 2308 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 2309 if ((rx_queue_stats_mappings[i].port_id == port_id) && 2310 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 2311 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 2312 rx_queue_stats_mappings[i].queue_id, 2313 rx_queue_stats_mappings[i].stats_counter_id); 2314 if (diag != 0) 2315 return diag; 2316 mapping_found = 1; 2317 } 2318 } 2319 if (mapping_found) 2320 port->rx_queue_stats_mapping_enabled = 1; 2321 return 0; 2322 } 2323 2324 static void 2325 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port) 2326 { 2327 int diag = 0; 2328 2329 diag = set_tx_queue_stats_mapping_registers(pi, port); 2330 if (diag != 0) { 2331 if (diag == -ENOTSUP) { 2332 port->tx_queue_stats_mapping_enabled = 0; 2333 printf("TX queue stats mapping not supported port id=%d\n", pi); 2334 } 2335 else 2336 rte_exit(EXIT_FAILURE, 2337 "set_tx_queue_stats_mapping_registers " 2338 "failed for port id=%d diag=%d\n", 2339 pi, diag); 2340 } 2341 2342 diag = set_rx_queue_stats_mapping_registers(pi, port); 2343 if (diag != 0) { 2344 if (diag == -ENOTSUP) { 2345 port->rx_queue_stats_mapping_enabled = 0; 2346 printf("RX queue stats mapping not supported port id=%d\n", pi); 2347 } 2348 else 2349 rte_exit(EXIT_FAILURE, 2350 "set_rx_queue_stats_mapping_registers " 2351 "failed for port id=%d diag=%d\n", 2352 pi, diag); 2353 } 2354 } 2355 2356 static void 2357 rxtx_port_config(struct rte_port *port) 2358 { 2359 uint16_t qid; 2360 2361 for (qid = 0; qid < nb_rxq; qid++) { 2362 port->rx_conf[qid] = port->dev_info.default_rxconf; 2363 2364 /* Check if any Rx parameters have been passed */ 2365 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2366 port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh; 2367 2368 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2369 port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh; 2370 2371 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2372 port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh; 2373 2374 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2375 port->rx_conf[qid].rx_free_thresh = rx_free_thresh; 2376 2377 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2378 port->rx_conf[qid].rx_drop_en = rx_drop_en; 2379 2380 port->nb_rx_desc[qid] = nb_rxd; 2381 } 2382 2383 for (qid = 0; qid < nb_txq; qid++) { 2384 port->tx_conf[qid] = port->dev_info.default_txconf; 2385 2386 /* Check if any Tx parameters have been passed */ 2387 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2388 port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh; 2389 2390 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2391 port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh; 2392 2393 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2394 port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh; 2395 2396 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2397 port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh; 2398 2399 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2400 port->tx_conf[qid].tx_free_thresh = tx_free_thresh; 2401 2402 port->nb_tx_desc[qid] = nb_txd; 2403 } 2404 } 2405 2406 void 2407 init_port_config(void) 2408 { 2409 portid_t pid; 2410 struct rte_port *port; 2411 2412 RTE_ETH_FOREACH_DEV(pid) { 2413 port = &ports[pid]; 2414 port->dev_conf.fdir_conf = fdir_conf; 2415 rte_eth_dev_info_get(pid, &port->dev_info); 2416 if (nb_rxq > 1) { 2417 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2418 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 2419 rss_hf & port->dev_info.flow_type_rss_offloads; 2420 } else { 2421 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2422 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2423 } 2424 2425 if (port->dcb_flag == 0) { 2426 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2427 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2428 else 2429 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2430 } 2431 2432 rxtx_port_config(port); 2433 2434 rte_eth_macaddr_get(pid, &port->eth_addr); 2435 2436 map_port_queue_stats_mapping_registers(pid, port); 2437 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2438 rte_pmd_ixgbe_bypass_init(pid); 2439 #endif 2440 2441 if (lsc_interrupt && 2442 (rte_eth_devices[pid].data->dev_flags & 2443 RTE_ETH_DEV_INTR_LSC)) 2444 port->dev_conf.intr_conf.lsc = 1; 2445 if (rmv_interrupt && 2446 (rte_eth_devices[pid].data->dev_flags & 2447 RTE_ETH_DEV_INTR_RMV)) 2448 port->dev_conf.intr_conf.rmv = 1; 2449 } 2450 } 2451 2452 void set_port_slave_flag(portid_t slave_pid) 2453 { 2454 struct rte_port *port; 2455 2456 port = &ports[slave_pid]; 2457 port->slave_flag = 1; 2458 } 2459 2460 void clear_port_slave_flag(portid_t slave_pid) 2461 { 2462 struct rte_port *port; 2463 2464 port = &ports[slave_pid]; 2465 port->slave_flag = 0; 2466 } 2467 2468 uint8_t port_is_bonding_slave(portid_t slave_pid) 2469 { 2470 struct rte_port *port; 2471 2472 port = &ports[slave_pid]; 2473 if ((rte_eth_devices[slave_pid].data->dev_flags & 2474 RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1)) 2475 return 1; 2476 return 0; 2477 } 2478 2479 const uint16_t vlan_tags[] = { 2480 0, 1, 2, 3, 4, 5, 6, 7, 2481 8, 9, 10, 11, 12, 13, 14, 15, 2482 16, 17, 18, 19, 20, 21, 22, 23, 2483 24, 25, 26, 27, 28, 29, 30, 31 2484 }; 2485 2486 static int 2487 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 2488 enum dcb_mode_enable dcb_mode, 2489 enum rte_eth_nb_tcs num_tcs, 2490 uint8_t pfc_en) 2491 { 2492 uint8_t i; 2493 2494 /* 2495 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2496 * given above, and the number of traffic classes available for use. 2497 */ 2498 if (dcb_mode == DCB_VT_ENABLED) { 2499 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2500 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2501 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2502 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2503 2504 /* VMDQ+DCB RX and TX configurations */ 2505 vmdq_rx_conf->enable_default_pool = 0; 2506 vmdq_rx_conf->default_pool = 0; 2507 vmdq_rx_conf->nb_queue_pools = 2508 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2509 vmdq_tx_conf->nb_queue_pools = 2510 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2511 2512 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2513 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2514 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2515 vmdq_rx_conf->pool_map[i].pools = 2516 1 << (i % vmdq_rx_conf->nb_queue_pools); 2517 } 2518 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2519 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 2520 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 2521 } 2522 2523 /* set DCB mode of RX and TX of multiple queues */ 2524 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2525 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2526 } else { 2527 struct rte_eth_dcb_rx_conf *rx_conf = 2528 ð_conf->rx_adv_conf.dcb_rx_conf; 2529 struct rte_eth_dcb_tx_conf *tx_conf = 2530 ð_conf->tx_adv_conf.dcb_tx_conf; 2531 2532 rx_conf->nb_tcs = num_tcs; 2533 tx_conf->nb_tcs = num_tcs; 2534 2535 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2536 rx_conf->dcb_tc[i] = i % num_tcs; 2537 tx_conf->dcb_tc[i] = i % num_tcs; 2538 } 2539 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2540 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 2541 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2542 } 2543 2544 if (pfc_en) 2545 eth_conf->dcb_capability_en = 2546 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2547 else 2548 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2549 2550 return 0; 2551 } 2552 2553 int 2554 init_port_dcb_config(portid_t pid, 2555 enum dcb_mode_enable dcb_mode, 2556 enum rte_eth_nb_tcs num_tcs, 2557 uint8_t pfc_en) 2558 { 2559 struct rte_eth_conf port_conf; 2560 struct rte_port *rte_port; 2561 int retval; 2562 uint16_t i; 2563 2564 rte_port = &ports[pid]; 2565 2566 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2567 /* Enter DCB configuration status */ 2568 dcb_config = 1; 2569 2570 port_conf.rxmode = rte_port->dev_conf.rxmode; 2571 port_conf.txmode = rte_port->dev_conf.txmode; 2572 2573 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2574 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 2575 if (retval < 0) 2576 return retval; 2577 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2578 2579 /* re-configure the device . */ 2580 rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf); 2581 2582 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2583 2584 /* If dev_info.vmdq_pool_base is greater than 0, 2585 * the queue id of vmdq pools is started after pf queues. 2586 */ 2587 if (dcb_mode == DCB_VT_ENABLED && 2588 rte_port->dev_info.vmdq_pool_base > 0) { 2589 printf("VMDQ_DCB multi-queue mode is nonsensical" 2590 " for port %d.", pid); 2591 return -1; 2592 } 2593 2594 /* Assume the ports in testpmd have the same dcb capability 2595 * and has the same number of rxq and txq in dcb mode 2596 */ 2597 if (dcb_mode == DCB_VT_ENABLED) { 2598 if (rte_port->dev_info.max_vfs > 0) { 2599 nb_rxq = rte_port->dev_info.nb_rx_queues; 2600 nb_txq = rte_port->dev_info.nb_tx_queues; 2601 } else { 2602 nb_rxq = rte_port->dev_info.max_rx_queues; 2603 nb_txq = rte_port->dev_info.max_tx_queues; 2604 } 2605 } else { 2606 /*if vt is disabled, use all pf queues */ 2607 if (rte_port->dev_info.vmdq_pool_base == 0) { 2608 nb_rxq = rte_port->dev_info.max_rx_queues; 2609 nb_txq = rte_port->dev_info.max_tx_queues; 2610 } else { 2611 nb_rxq = (queueid_t)num_tcs; 2612 nb_txq = (queueid_t)num_tcs; 2613 2614 } 2615 } 2616 rx_free_thresh = 64; 2617 2618 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 2619 2620 rxtx_port_config(rte_port); 2621 /* VLAN filter */ 2622 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2623 for (i = 0; i < RTE_DIM(vlan_tags); i++) 2624 rx_vft_set(pid, vlan_tags[i], 1); 2625 2626 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 2627 map_port_queue_stats_mapping_registers(pid, rte_port); 2628 2629 rte_port->dcb_flag = 1; 2630 2631 return 0; 2632 } 2633 2634 static void 2635 init_port(void) 2636 { 2637 /* Configuration of Ethernet ports. */ 2638 ports = rte_zmalloc("testpmd: ports", 2639 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2640 RTE_CACHE_LINE_SIZE); 2641 if (ports == NULL) { 2642 rte_exit(EXIT_FAILURE, 2643 "rte_zmalloc(%d struct rte_port) failed\n", 2644 RTE_MAX_ETHPORTS); 2645 } 2646 } 2647 2648 static void 2649 force_quit(void) 2650 { 2651 pmd_test_exit(); 2652 prompt_exit(); 2653 } 2654 2655 static void 2656 print_stats(void) 2657 { 2658 uint8_t i; 2659 const char clr[] = { 27, '[', '2', 'J', '\0' }; 2660 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 2661 2662 /* Clear screen and move to top left */ 2663 printf("%s%s", clr, top_left); 2664 2665 printf("\nPort statistics ===================================="); 2666 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 2667 nic_stats_display(fwd_ports_ids[i]); 2668 } 2669 2670 static void 2671 signal_handler(int signum) 2672 { 2673 if (signum == SIGINT || signum == SIGTERM) { 2674 printf("\nSignal %d received, preparing to exit...\n", 2675 signum); 2676 #ifdef RTE_LIBRTE_PDUMP 2677 /* uninitialize packet capture framework */ 2678 rte_pdump_uninit(); 2679 #endif 2680 #ifdef RTE_LIBRTE_LATENCY_STATS 2681 rte_latencystats_uninit(); 2682 #endif 2683 force_quit(); 2684 /* Set flag to indicate the force termination. */ 2685 f_quit = 1; 2686 /* exit with the expected status */ 2687 signal(signum, SIG_DFL); 2688 kill(getpid(), signum); 2689 } 2690 } 2691 2692 int 2693 main(int argc, char** argv) 2694 { 2695 int diag; 2696 portid_t port_id; 2697 uint16_t count; 2698 int ret; 2699 2700 signal(SIGINT, signal_handler); 2701 signal(SIGTERM, signal_handler); 2702 2703 diag = rte_eal_init(argc, argv); 2704 if (diag < 0) 2705 rte_panic("Cannot init EAL\n"); 2706 2707 testpmd_logtype = rte_log_register("testpmd"); 2708 if (testpmd_logtype < 0) 2709 rte_panic("Cannot register log type"); 2710 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 2711 2712 #ifdef RTE_LIBRTE_PDUMP 2713 /* initialize packet capture framework */ 2714 rte_pdump_init(NULL); 2715 #endif 2716 2717 count = 0; 2718 RTE_ETH_FOREACH_DEV(port_id) { 2719 ports_ids[count] = port_id; 2720 count++; 2721 } 2722 nb_ports = (portid_t) count; 2723 if (nb_ports == 0) 2724 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 2725 2726 /* allocate port structures, and init them */ 2727 init_port(); 2728 2729 set_def_fwd_config(); 2730 if (nb_lcores == 0) 2731 rte_panic("Empty set of forwarding logical cores - check the " 2732 "core mask supplied in the command parameters\n"); 2733 2734 /* Bitrate/latency stats disabled by default */ 2735 #ifdef RTE_LIBRTE_BITRATE 2736 bitrate_enabled = 0; 2737 #endif 2738 #ifdef RTE_LIBRTE_LATENCY_STATS 2739 latencystats_enabled = 0; 2740 #endif 2741 2742 /* on FreeBSD, mlockall() is disabled by default */ 2743 #ifdef RTE_EXEC_ENV_BSDAPP 2744 do_mlockall = 0; 2745 #else 2746 do_mlockall = 1; 2747 #endif 2748 2749 argc -= diag; 2750 argv += diag; 2751 if (argc > 1) 2752 launch_args_parse(argc, argv); 2753 2754 if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) { 2755 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 2756 strerror(errno)); 2757 } 2758 2759 if (tx_first && interactive) 2760 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 2761 "interactive mode.\n"); 2762 2763 if (tx_first && lsc_interrupt) { 2764 printf("Warning: lsc_interrupt needs to be off when " 2765 " using tx_first. Disabling.\n"); 2766 lsc_interrupt = 0; 2767 } 2768 2769 if (!nb_rxq && !nb_txq) 2770 printf("Warning: Either rx or tx queues should be non-zero\n"); 2771 2772 if (nb_rxq > 1 && nb_rxq > nb_txq) 2773 printf("Warning: nb_rxq=%d enables RSS configuration, " 2774 "but nb_txq=%d will prevent to fully test it.\n", 2775 nb_rxq, nb_txq); 2776 2777 init_config(); 2778 2779 if (hot_plug) { 2780 /* enable hot plug monitoring */ 2781 ret = rte_dev_event_monitor_start(); 2782 if (ret) { 2783 rte_errno = EINVAL; 2784 return -1; 2785 } 2786 eth_dev_event_callback_register(); 2787 2788 } 2789 2790 if (start_port(RTE_PORT_ALL) != 0) 2791 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2792 2793 /* set all ports to promiscuous mode by default */ 2794 RTE_ETH_FOREACH_DEV(port_id) 2795 rte_eth_promiscuous_enable(port_id); 2796 2797 /* Init metrics library */ 2798 rte_metrics_init(rte_socket_id()); 2799 2800 #ifdef RTE_LIBRTE_LATENCY_STATS 2801 if (latencystats_enabled != 0) { 2802 int ret = rte_latencystats_init(1, NULL); 2803 if (ret) 2804 printf("Warning: latencystats init()" 2805 " returned error %d\n", ret); 2806 printf("Latencystats running on lcore %d\n", 2807 latencystats_lcore_id); 2808 } 2809 #endif 2810 2811 /* Setup bitrate stats */ 2812 #ifdef RTE_LIBRTE_BITRATE 2813 if (bitrate_enabled != 0) { 2814 bitrate_data = rte_stats_bitrate_create(); 2815 if (bitrate_data == NULL) 2816 rte_exit(EXIT_FAILURE, 2817 "Could not allocate bitrate data.\n"); 2818 rte_stats_bitrate_reg(bitrate_data); 2819 } 2820 #endif 2821 2822 #ifdef RTE_LIBRTE_CMDLINE 2823 if (strlen(cmdline_filename) != 0) 2824 cmdline_read_from_file(cmdline_filename); 2825 2826 if (interactive == 1) { 2827 if (auto_start) { 2828 printf("Start automatic packet forwarding\n"); 2829 start_packet_forwarding(0); 2830 } 2831 prompt(); 2832 pmd_test_exit(); 2833 } else 2834 #endif 2835 { 2836 char c; 2837 int rc; 2838 2839 f_quit = 0; 2840 2841 printf("No commandline core given, start packet forwarding\n"); 2842 start_packet_forwarding(tx_first); 2843 if (stats_period != 0) { 2844 uint64_t prev_time = 0, cur_time, diff_time = 0; 2845 uint64_t timer_period; 2846 2847 /* Convert to number of cycles */ 2848 timer_period = stats_period * rte_get_timer_hz(); 2849 2850 while (f_quit == 0) { 2851 cur_time = rte_get_timer_cycles(); 2852 diff_time += cur_time - prev_time; 2853 2854 if (diff_time >= timer_period) { 2855 print_stats(); 2856 /* Reset the timer */ 2857 diff_time = 0; 2858 } 2859 /* Sleep to avoid unnecessary checks */ 2860 prev_time = cur_time; 2861 sleep(1); 2862 } 2863 } 2864 2865 printf("Press enter to exit\n"); 2866 rc = read(0, &c, 1); 2867 pmd_test_exit(); 2868 if (rc < 0) 2869 return 1; 2870 } 2871 2872 return 0; 2873 } 2874