1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2010-2017 Intel Corporation. All rights reserved. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * * Neither the name of Intel Corporation nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include <stdarg.h> 35 #include <stdio.h> 36 #include <stdlib.h> 37 #include <signal.h> 38 #include <string.h> 39 #include <time.h> 40 #include <fcntl.h> 41 #include <sys/mman.h> 42 #include <sys/types.h> 43 #include <errno.h> 44 45 #include <sys/queue.h> 46 #include <sys/stat.h> 47 48 #include <stdint.h> 49 #include <unistd.h> 50 #include <inttypes.h> 51 52 #include <rte_common.h> 53 #include <rte_errno.h> 54 #include <rte_byteorder.h> 55 #include <rte_log.h> 56 #include <rte_debug.h> 57 #include <rte_cycles.h> 58 #include <rte_memory.h> 59 #include <rte_memcpy.h> 60 #include <rte_memzone.h> 61 #include <rte_launch.h> 62 #include <rte_eal.h> 63 #include <rte_alarm.h> 64 #include <rte_per_lcore.h> 65 #include <rte_lcore.h> 66 #include <rte_atomic.h> 67 #include <rte_branch_prediction.h> 68 #include <rte_mempool.h> 69 #include <rte_malloc.h> 70 #include <rte_mbuf.h> 71 #include <rte_interrupts.h> 72 #include <rte_pci.h> 73 #include <rte_ether.h> 74 #include <rte_ethdev.h> 75 #include <rte_dev.h> 76 #include <rte_string_fns.h> 77 #ifdef RTE_LIBRTE_IXGBE_PMD 78 #include <rte_pmd_ixgbe.h> 79 #endif 80 #ifdef RTE_LIBRTE_PDUMP 81 #include <rte_pdump.h> 82 #endif 83 #include <rte_flow.h> 84 #include <rte_metrics.h> 85 #ifdef RTE_LIBRTE_BITRATE 86 #include <rte_bitrate.h> 87 #endif 88 #ifdef RTE_LIBRTE_LATENCY_STATS 89 #include <rte_latencystats.h> 90 #endif 91 92 #include "testpmd.h" 93 94 uint16_t verbose_level = 0; /**< Silent by default. */ 95 96 /* use master core for command line ? */ 97 uint8_t interactive = 0; 98 uint8_t auto_start = 0; 99 uint8_t tx_first; 100 char cmdline_filename[PATH_MAX] = {0}; 101 102 /* 103 * NUMA support configuration. 104 * When set, the NUMA support attempts to dispatch the allocation of the 105 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 106 * probed ports among the CPU sockets 0 and 1. 107 * Otherwise, all memory is allocated from CPU socket 0. 108 */ 109 uint8_t numa_support = 1; /**< numa enabled by default */ 110 111 /* 112 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 113 * not configured. 114 */ 115 uint8_t socket_num = UMA_NO_CONFIG; 116 117 /* 118 * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs. 119 */ 120 uint8_t mp_anon = 0; 121 122 /* 123 * Record the Ethernet address of peer target ports to which packets are 124 * forwarded. 125 * Must be instantiated with the ethernet addresses of peer traffic generator 126 * ports. 127 */ 128 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 129 portid_t nb_peer_eth_addrs = 0; 130 131 /* 132 * Probed Target Environment. 133 */ 134 struct rte_port *ports; /**< For all probed ethernet ports. */ 135 portid_t nb_ports; /**< Number of probed ethernet ports. */ 136 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 137 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 138 139 /* 140 * Test Forwarding Configuration. 141 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 142 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 143 */ 144 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 145 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 146 portid_t nb_cfg_ports; /**< Number of configured ports. */ 147 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 148 149 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 150 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 151 152 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 153 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 154 155 /* 156 * Forwarding engines. 157 */ 158 struct fwd_engine * fwd_engines[] = { 159 &io_fwd_engine, 160 &mac_fwd_engine, 161 &mac_swap_engine, 162 &flow_gen_engine, 163 &rx_only_engine, 164 &tx_only_engine, 165 &csum_fwd_engine, 166 &icmp_echo_engine, 167 #if defined RTE_LIBRTE_PMD_SOFTNIC && defined RTE_LIBRTE_SCHED 168 &softnic_tm_engine, 169 &softnic_tm_bypass_engine, 170 #endif 171 #ifdef RTE_LIBRTE_IEEE1588 172 &ieee1588_fwd_engine, 173 #endif 174 NULL, 175 }; 176 177 struct fwd_config cur_fwd_config; 178 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 179 uint32_t retry_enabled; 180 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 181 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 182 183 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 184 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 185 * specified on command-line. */ 186 uint16_t stats_period; /**< Period to show statistics (disabled by default) */ 187 188 /* 189 * In container, it cannot terminate the process which running with 'stats-period' 190 * option. Set flag to exit stats period loop after received SIGINT/SIGTERM. 191 */ 192 uint8_t f_quit; 193 194 /* 195 * Configuration of packet segments used by the "txonly" processing engine. 196 */ 197 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 198 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 199 TXONLY_DEF_PACKET_LEN, 200 }; 201 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 202 203 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 204 /**< Split policy for packets to TX. */ 205 206 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 207 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 208 209 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 210 uint8_t dcb_config = 0; 211 212 /* Whether the dcb is in testing status */ 213 uint8_t dcb_test = 0; 214 215 /* 216 * Configurable number of RX/TX queues. 217 */ 218 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 219 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 220 221 /* 222 * Configurable number of RX/TX ring descriptors. 223 */ 224 #define RTE_TEST_RX_DESC_DEFAULT 128 225 #define RTE_TEST_TX_DESC_DEFAULT 512 226 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 227 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 228 229 #define RTE_PMD_PARAM_UNSET -1 230 /* 231 * Configurable values of RX and TX ring threshold registers. 232 */ 233 234 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 235 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 236 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 237 238 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 239 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 240 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 241 242 /* 243 * Configurable value of RX free threshold. 244 */ 245 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 246 247 /* 248 * Configurable value of RX drop enable. 249 */ 250 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 251 252 /* 253 * Configurable value of TX free threshold. 254 */ 255 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 256 257 /* 258 * Configurable value of TX RS bit threshold. 259 */ 260 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 261 262 /* 263 * Configurable value of TX queue flags. 264 */ 265 int32_t txq_flags = RTE_PMD_PARAM_UNSET; 266 267 /* 268 * Receive Side Scaling (RSS) configuration. 269 */ 270 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 271 272 /* 273 * Port topology configuration 274 */ 275 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 276 277 /* 278 * Avoids to flush all the RX streams before starts forwarding. 279 */ 280 uint8_t no_flush_rx = 0; /* flush by default */ 281 282 /* 283 * Flow API isolated mode. 284 */ 285 uint8_t flow_isolate_all; 286 287 /* 288 * Avoids to check link status when starting/stopping a port. 289 */ 290 uint8_t no_link_check = 0; /* check by default */ 291 292 /* 293 * Enable link status change notification 294 */ 295 uint8_t lsc_interrupt = 1; /* enabled by default */ 296 297 /* 298 * Enable device removal notification. 299 */ 300 uint8_t rmv_interrupt = 1; /* enabled by default */ 301 302 /* 303 * Display or mask ether events 304 * Default to all events except VF_MBOX 305 */ 306 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) | 307 (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) | 308 (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) | 309 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) | 310 (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) | 311 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV); 312 313 /* 314 * NIC bypass mode configuration options. 315 */ 316 317 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 318 /* The NIC bypass watchdog timeout. */ 319 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF; 320 #endif 321 322 323 #ifdef RTE_LIBRTE_LATENCY_STATS 324 325 /* 326 * Set when latency stats is enabled in the commandline 327 */ 328 uint8_t latencystats_enabled; 329 330 /* 331 * Lcore ID to serive latency statistics. 332 */ 333 lcoreid_t latencystats_lcore_id = -1; 334 335 #endif 336 337 /* 338 * Ethernet device configuration. 339 */ 340 struct rte_eth_rxmode rx_mode = { 341 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 342 .split_hdr_size = 0, 343 .header_split = 0, /**< Header Split disabled. */ 344 .hw_ip_checksum = 0, /**< IP checksum offload disabled. */ 345 .hw_vlan_filter = 1, /**< VLAN filtering enabled. */ 346 .hw_vlan_strip = 1, /**< VLAN strip enabled. */ 347 .hw_vlan_extend = 0, /**< Extended VLAN disabled. */ 348 .jumbo_frame = 0, /**< Jumbo Frame Support disabled. */ 349 .hw_strip_crc = 1, /**< CRC stripping by hardware enabled. */ 350 }; 351 352 struct rte_fdir_conf fdir_conf = { 353 .mode = RTE_FDIR_MODE_NONE, 354 .pballoc = RTE_FDIR_PBALLOC_64K, 355 .status = RTE_FDIR_REPORT_STATUS, 356 .mask = { 357 .vlan_tci_mask = 0x0, 358 .ipv4_mask = { 359 .src_ip = 0xFFFFFFFF, 360 .dst_ip = 0xFFFFFFFF, 361 }, 362 .ipv6_mask = { 363 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 364 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 365 }, 366 .src_port_mask = 0xFFFF, 367 .dst_port_mask = 0xFFFF, 368 .mac_addr_byte_mask = 0xFF, 369 .tunnel_type_mask = 1, 370 .tunnel_id_mask = 0xFFFFFFFF, 371 }, 372 .drop_queue = 127, 373 }; 374 375 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 376 377 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 378 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 379 380 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 381 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 382 383 uint16_t nb_tx_queue_stats_mappings = 0; 384 uint16_t nb_rx_queue_stats_mappings = 0; 385 386 unsigned int num_sockets = 0; 387 unsigned int socket_ids[RTE_MAX_NUMA_NODES]; 388 389 #ifdef RTE_LIBRTE_BITRATE 390 /* Bitrate statistics */ 391 struct rte_stats_bitrates *bitrate_data; 392 lcoreid_t bitrate_lcore_id; 393 uint8_t bitrate_enabled; 394 #endif 395 396 struct gro_status gro_ports[RTE_MAX_ETHPORTS]; 397 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES; 398 399 /* Forward function declarations */ 400 static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port); 401 static void check_all_ports_link_status(uint32_t port_mask); 402 static int eth_event_callback(portid_t port_id, 403 enum rte_eth_event_type type, 404 void *param, void *ret_param); 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 RTE_LOG(INFO, USER1, 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 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 531 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 532 } 533 534 err: 535 if (rte_mp == NULL) { 536 rte_exit(EXIT_FAILURE, 537 "Creation of mbuf pool for socket %u failed: %s\n", 538 socket_id, rte_strerror(rte_errno)); 539 } else if (verbose_level > 0) { 540 rte_mempool_dump(stdout, rte_mp); 541 } 542 } 543 544 /* 545 * Check given socket id is valid or not with NUMA mode, 546 * if valid, return 0, else return -1 547 */ 548 static int 549 check_socket_id(const unsigned int socket_id) 550 { 551 static int warning_once = 0; 552 553 if (new_socket_id(socket_id)) { 554 if (!warning_once && numa_support) 555 printf("Warning: NUMA should be configured manually by" 556 " using --port-numa-config and" 557 " --ring-numa-config parameters along with" 558 " --numa.\n"); 559 warning_once = 1; 560 return -1; 561 } 562 return 0; 563 } 564 565 static void 566 init_config(void) 567 { 568 portid_t pid; 569 struct rte_port *port; 570 struct rte_mempool *mbp; 571 unsigned int nb_mbuf_per_pool; 572 lcoreid_t lc_id; 573 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 574 struct rte_gro_param gro_param; 575 uint32_t gso_types; 576 577 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 578 579 if (numa_support) { 580 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 581 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 582 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 583 } 584 585 /* Configuration of logical cores. */ 586 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 587 sizeof(struct fwd_lcore *) * nb_lcores, 588 RTE_CACHE_LINE_SIZE); 589 if (fwd_lcores == NULL) { 590 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 591 "failed\n", nb_lcores); 592 } 593 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 594 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 595 sizeof(struct fwd_lcore), 596 RTE_CACHE_LINE_SIZE); 597 if (fwd_lcores[lc_id] == NULL) { 598 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 599 "failed\n"); 600 } 601 fwd_lcores[lc_id]->cpuid_idx = lc_id; 602 } 603 604 RTE_ETH_FOREACH_DEV(pid) { 605 port = &ports[pid]; 606 rte_eth_dev_info_get(pid, &port->dev_info); 607 608 if (numa_support) { 609 if (port_numa[pid] != NUMA_NO_CONFIG) 610 port_per_socket[port_numa[pid]]++; 611 else { 612 uint32_t socket_id = rte_eth_dev_socket_id(pid); 613 614 /* if socket_id is invalid, set to 0 */ 615 if (check_socket_id(socket_id) < 0) 616 socket_id = 0; 617 port_per_socket[socket_id]++; 618 } 619 } 620 621 /* set flag to initialize port/queue */ 622 port->need_reconfig = 1; 623 port->need_reconfig_queues = 1; 624 } 625 626 /* 627 * Create pools of mbuf. 628 * If NUMA support is disabled, create a single pool of mbuf in 629 * socket 0 memory by default. 630 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 631 * 632 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 633 * nb_txd can be configured at run time. 634 */ 635 if (param_total_num_mbufs) 636 nb_mbuf_per_pool = param_total_num_mbufs; 637 else { 638 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 639 (nb_lcores * mb_mempool_cache) + 640 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 641 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 642 } 643 644 if (numa_support) { 645 uint8_t i; 646 647 for (i = 0; i < num_sockets; i++) 648 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 649 socket_ids[i]); 650 } else { 651 if (socket_num == UMA_NO_CONFIG) 652 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 653 else 654 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 655 socket_num); 656 } 657 658 init_port_config(); 659 660 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 661 DEV_TX_OFFLOAD_GRE_TNL_TSO; 662 /* 663 * Records which Mbuf pool to use by each logical core, if needed. 664 */ 665 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 666 mbp = mbuf_pool_find( 667 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 668 669 if (mbp == NULL) 670 mbp = mbuf_pool_find(0); 671 fwd_lcores[lc_id]->mbp = mbp; 672 /* initialize GSO context */ 673 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 674 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 675 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 676 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN - 677 ETHER_CRC_LEN; 678 fwd_lcores[lc_id]->gso_ctx.flag = 0; 679 } 680 681 /* Configuration of packet forwarding streams. */ 682 if (init_fwd_streams() < 0) 683 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 684 685 fwd_config_setup(); 686 687 /* create a gro context for each lcore */ 688 gro_param.gro_types = RTE_GRO_TCP_IPV4; 689 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 690 gro_param.max_item_per_flow = MAX_PKT_BURST; 691 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 692 gro_param.socket_id = rte_lcore_to_socket_id( 693 fwd_lcores_cpuids[lc_id]); 694 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 695 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 696 rte_exit(EXIT_FAILURE, 697 "rte_gro_ctx_create() failed\n"); 698 } 699 } 700 } 701 702 703 void 704 reconfig(portid_t new_port_id, unsigned socket_id) 705 { 706 struct rte_port *port; 707 708 /* Reconfiguration of Ethernet ports. */ 709 port = &ports[new_port_id]; 710 rte_eth_dev_info_get(new_port_id, &port->dev_info); 711 712 /* set flag to initialize port/queue */ 713 port->need_reconfig = 1; 714 port->need_reconfig_queues = 1; 715 port->socket_id = socket_id; 716 717 init_port_config(); 718 } 719 720 721 int 722 init_fwd_streams(void) 723 { 724 portid_t pid; 725 struct rte_port *port; 726 streamid_t sm_id, nb_fwd_streams_new; 727 queueid_t q; 728 729 /* set socket id according to numa or not */ 730 RTE_ETH_FOREACH_DEV(pid) { 731 port = &ports[pid]; 732 if (nb_rxq > port->dev_info.max_rx_queues) { 733 printf("Fail: nb_rxq(%d) is greater than " 734 "max_rx_queues(%d)\n", nb_rxq, 735 port->dev_info.max_rx_queues); 736 return -1; 737 } 738 if (nb_txq > port->dev_info.max_tx_queues) { 739 printf("Fail: nb_txq(%d) is greater than " 740 "max_tx_queues(%d)\n", nb_txq, 741 port->dev_info.max_tx_queues); 742 return -1; 743 } 744 if (numa_support) { 745 if (port_numa[pid] != NUMA_NO_CONFIG) 746 port->socket_id = port_numa[pid]; 747 else { 748 port->socket_id = rte_eth_dev_socket_id(pid); 749 750 /* if socket_id is invalid, set to 0 */ 751 if (check_socket_id(port->socket_id) < 0) 752 port->socket_id = 0; 753 } 754 } 755 else { 756 if (socket_num == UMA_NO_CONFIG) 757 port->socket_id = 0; 758 else 759 port->socket_id = socket_num; 760 } 761 } 762 763 q = RTE_MAX(nb_rxq, nb_txq); 764 if (q == 0) { 765 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 766 return -1; 767 } 768 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 769 if (nb_fwd_streams_new == nb_fwd_streams) 770 return 0; 771 /* clear the old */ 772 if (fwd_streams != NULL) { 773 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 774 if (fwd_streams[sm_id] == NULL) 775 continue; 776 rte_free(fwd_streams[sm_id]); 777 fwd_streams[sm_id] = NULL; 778 } 779 rte_free(fwd_streams); 780 fwd_streams = NULL; 781 } 782 783 /* init new */ 784 nb_fwd_streams = nb_fwd_streams_new; 785 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 786 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE); 787 if (fwd_streams == NULL) 788 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) " 789 "failed\n", nb_fwd_streams); 790 791 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 792 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream", 793 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE); 794 if (fwd_streams[sm_id] == NULL) 795 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)" 796 " failed\n"); 797 } 798 799 return 0; 800 } 801 802 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 803 static void 804 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 805 { 806 unsigned int total_burst; 807 unsigned int nb_burst; 808 unsigned int burst_stats[3]; 809 uint16_t pktnb_stats[3]; 810 uint16_t nb_pkt; 811 int burst_percent[3]; 812 813 /* 814 * First compute the total number of packet bursts and the 815 * two highest numbers of bursts of the same number of packets. 816 */ 817 total_burst = 0; 818 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 819 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 820 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 821 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 822 if (nb_burst == 0) 823 continue; 824 total_burst += nb_burst; 825 if (nb_burst > burst_stats[0]) { 826 burst_stats[1] = burst_stats[0]; 827 pktnb_stats[1] = pktnb_stats[0]; 828 burst_stats[0] = nb_burst; 829 pktnb_stats[0] = nb_pkt; 830 } 831 } 832 if (total_burst == 0) 833 return; 834 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 835 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 836 burst_percent[0], (int) pktnb_stats[0]); 837 if (burst_stats[0] == total_burst) { 838 printf("]\n"); 839 return; 840 } 841 if (burst_stats[0] + burst_stats[1] == total_burst) { 842 printf(" + %d%% of %d pkts]\n", 843 100 - burst_percent[0], pktnb_stats[1]); 844 return; 845 } 846 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 847 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 848 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 849 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 850 return; 851 } 852 printf(" + %d%% of %d pkts + %d%% of others]\n", 853 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 854 } 855 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 856 857 static void 858 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 859 { 860 struct rte_port *port; 861 uint8_t i; 862 863 static const char *fwd_stats_border = "----------------------"; 864 865 port = &ports[port_id]; 866 printf("\n %s Forward statistics for port %-2d %s\n", 867 fwd_stats_border, port_id, fwd_stats_border); 868 869 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 870 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 871 "%-"PRIu64"\n", 872 stats->ipackets, stats->imissed, 873 (uint64_t) (stats->ipackets + stats->imissed)); 874 875 if (cur_fwd_eng == &csum_fwd_engine) 876 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 877 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 878 if ((stats->ierrors + stats->rx_nombuf) > 0) { 879 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 880 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 881 } 882 883 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 884 "%-"PRIu64"\n", 885 stats->opackets, port->tx_dropped, 886 (uint64_t) (stats->opackets + port->tx_dropped)); 887 } 888 else { 889 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 890 "%14"PRIu64"\n", 891 stats->ipackets, stats->imissed, 892 (uint64_t) (stats->ipackets + stats->imissed)); 893 894 if (cur_fwd_eng == &csum_fwd_engine) 895 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 896 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 897 if ((stats->ierrors + stats->rx_nombuf) > 0) { 898 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 899 printf(" RX-nombufs: %14"PRIu64"\n", 900 stats->rx_nombuf); 901 } 902 903 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 904 "%14"PRIu64"\n", 905 stats->opackets, port->tx_dropped, 906 (uint64_t) (stats->opackets + port->tx_dropped)); 907 } 908 909 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 910 if (port->rx_stream) 911 pkt_burst_stats_display("RX", 912 &port->rx_stream->rx_burst_stats); 913 if (port->tx_stream) 914 pkt_burst_stats_display("TX", 915 &port->tx_stream->tx_burst_stats); 916 #endif 917 918 if (port->rx_queue_stats_mapping_enabled) { 919 printf("\n"); 920 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 921 printf(" Stats reg %2d RX-packets:%14"PRIu64 922 " RX-errors:%14"PRIu64 923 " RX-bytes:%14"PRIu64"\n", 924 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 925 } 926 printf("\n"); 927 } 928 if (port->tx_queue_stats_mapping_enabled) { 929 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 930 printf(" Stats reg %2d TX-packets:%14"PRIu64 931 " TX-bytes:%14"PRIu64"\n", 932 i, stats->q_opackets[i], stats->q_obytes[i]); 933 } 934 } 935 936 printf(" %s--------------------------------%s\n", 937 fwd_stats_border, fwd_stats_border); 938 } 939 940 static void 941 fwd_stream_stats_display(streamid_t stream_id) 942 { 943 struct fwd_stream *fs; 944 static const char *fwd_top_stats_border = "-------"; 945 946 fs = fwd_streams[stream_id]; 947 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 948 (fs->fwd_dropped == 0)) 949 return; 950 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 951 "TX Port=%2d/Queue=%2d %s\n", 952 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 953 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 954 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 955 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 956 957 /* if checksum mode */ 958 if (cur_fwd_eng == &csum_fwd_engine) { 959 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 960 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 961 } 962 963 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 964 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 965 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 966 #endif 967 } 968 969 static void 970 flush_fwd_rx_queues(void) 971 { 972 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 973 portid_t rxp; 974 portid_t port_id; 975 queueid_t rxq; 976 uint16_t nb_rx; 977 uint16_t i; 978 uint8_t j; 979 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 980 uint64_t timer_period; 981 982 /* convert to number of cycles */ 983 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 984 985 for (j = 0; j < 2; j++) { 986 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 987 for (rxq = 0; rxq < nb_rxq; rxq++) { 988 port_id = fwd_ports_ids[rxp]; 989 /** 990 * testpmd can stuck in the below do while loop 991 * if rte_eth_rx_burst() always returns nonzero 992 * packets. So timer is added to exit this loop 993 * after 1sec timer expiry. 994 */ 995 prev_tsc = rte_rdtsc(); 996 do { 997 nb_rx = rte_eth_rx_burst(port_id, rxq, 998 pkts_burst, MAX_PKT_BURST); 999 for (i = 0; i < nb_rx; i++) 1000 rte_pktmbuf_free(pkts_burst[i]); 1001 1002 cur_tsc = rte_rdtsc(); 1003 diff_tsc = cur_tsc - prev_tsc; 1004 timer_tsc += diff_tsc; 1005 } while ((nb_rx > 0) && 1006 (timer_tsc < timer_period)); 1007 timer_tsc = 0; 1008 } 1009 } 1010 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 1011 } 1012 } 1013 1014 static void 1015 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 1016 { 1017 struct fwd_stream **fsm; 1018 streamid_t nb_fs; 1019 streamid_t sm_id; 1020 #ifdef RTE_LIBRTE_BITRATE 1021 uint64_t tics_per_1sec; 1022 uint64_t tics_datum; 1023 uint64_t tics_current; 1024 uint8_t idx_port, cnt_ports; 1025 1026 cnt_ports = rte_eth_dev_count(); 1027 tics_datum = rte_rdtsc(); 1028 tics_per_1sec = rte_get_timer_hz(); 1029 #endif 1030 fsm = &fwd_streams[fc->stream_idx]; 1031 nb_fs = fc->stream_nb; 1032 do { 1033 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1034 (*pkt_fwd)(fsm[sm_id]); 1035 #ifdef RTE_LIBRTE_BITRATE 1036 if (bitrate_enabled != 0 && 1037 bitrate_lcore_id == rte_lcore_id()) { 1038 tics_current = rte_rdtsc(); 1039 if (tics_current - tics_datum >= tics_per_1sec) { 1040 /* Periodic bitrate calculation */ 1041 for (idx_port = 0; 1042 idx_port < cnt_ports; 1043 idx_port++) 1044 rte_stats_bitrate_calc(bitrate_data, 1045 idx_port); 1046 tics_datum = tics_current; 1047 } 1048 } 1049 #endif 1050 #ifdef RTE_LIBRTE_LATENCY_STATS 1051 if (latencystats_enabled != 0 && 1052 latencystats_lcore_id == rte_lcore_id()) 1053 rte_latencystats_update(); 1054 #endif 1055 1056 } while (! fc->stopped); 1057 } 1058 1059 static int 1060 start_pkt_forward_on_core(void *fwd_arg) 1061 { 1062 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1063 cur_fwd_config.fwd_eng->packet_fwd); 1064 return 0; 1065 } 1066 1067 /* 1068 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1069 * Used to start communication flows in network loopback test configurations. 1070 */ 1071 static int 1072 run_one_txonly_burst_on_core(void *fwd_arg) 1073 { 1074 struct fwd_lcore *fwd_lc; 1075 struct fwd_lcore tmp_lcore; 1076 1077 fwd_lc = (struct fwd_lcore *) fwd_arg; 1078 tmp_lcore = *fwd_lc; 1079 tmp_lcore.stopped = 1; 1080 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1081 return 0; 1082 } 1083 1084 /* 1085 * Launch packet forwarding: 1086 * - Setup per-port forwarding context. 1087 * - launch logical cores with their forwarding configuration. 1088 */ 1089 static void 1090 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1091 { 1092 port_fwd_begin_t port_fwd_begin; 1093 unsigned int i; 1094 unsigned int lc_id; 1095 int diag; 1096 1097 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1098 if (port_fwd_begin != NULL) { 1099 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1100 (*port_fwd_begin)(fwd_ports_ids[i]); 1101 } 1102 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1103 lc_id = fwd_lcores_cpuids[i]; 1104 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1105 fwd_lcores[i]->stopped = 0; 1106 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1107 fwd_lcores[i], lc_id); 1108 if (diag != 0) 1109 printf("launch lcore %u failed - diag=%d\n", 1110 lc_id, diag); 1111 } 1112 } 1113 } 1114 1115 /* 1116 * Launch packet forwarding configuration. 1117 */ 1118 void 1119 start_packet_forwarding(int with_tx_first) 1120 { 1121 port_fwd_begin_t port_fwd_begin; 1122 port_fwd_end_t port_fwd_end; 1123 struct rte_port *port; 1124 unsigned int i; 1125 portid_t pt_id; 1126 streamid_t sm_id; 1127 1128 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1129 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1130 1131 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1132 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1133 1134 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1135 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1136 (!nb_rxq || !nb_txq)) 1137 rte_exit(EXIT_FAILURE, 1138 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1139 cur_fwd_eng->fwd_mode_name); 1140 1141 if (all_ports_started() == 0) { 1142 printf("Not all ports were started\n"); 1143 return; 1144 } 1145 if (test_done == 0) { 1146 printf("Packet forwarding already started\n"); 1147 return; 1148 } 1149 1150 if (init_fwd_streams() < 0) { 1151 printf("Fail from init_fwd_streams()\n"); 1152 return; 1153 } 1154 1155 if(dcb_test) { 1156 for (i = 0; i < nb_fwd_ports; i++) { 1157 pt_id = fwd_ports_ids[i]; 1158 port = &ports[pt_id]; 1159 if (!port->dcb_flag) { 1160 printf("In DCB mode, all forwarding ports must " 1161 "be configured in this mode.\n"); 1162 return; 1163 } 1164 } 1165 if (nb_fwd_lcores == 1) { 1166 printf("In DCB mode,the nb forwarding cores " 1167 "should be larger than 1.\n"); 1168 return; 1169 } 1170 } 1171 test_done = 0; 1172 1173 if(!no_flush_rx) 1174 flush_fwd_rx_queues(); 1175 1176 fwd_config_setup(); 1177 pkt_fwd_config_display(&cur_fwd_config); 1178 rxtx_config_display(); 1179 1180 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1181 pt_id = fwd_ports_ids[i]; 1182 port = &ports[pt_id]; 1183 rte_eth_stats_get(pt_id, &port->stats); 1184 port->tx_dropped = 0; 1185 1186 map_port_queue_stats_mapping_registers(pt_id, port); 1187 } 1188 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1189 fwd_streams[sm_id]->rx_packets = 0; 1190 fwd_streams[sm_id]->tx_packets = 0; 1191 fwd_streams[sm_id]->fwd_dropped = 0; 1192 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1193 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1194 1195 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1196 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1197 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1198 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1199 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1200 #endif 1201 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1202 fwd_streams[sm_id]->core_cycles = 0; 1203 #endif 1204 } 1205 if (with_tx_first) { 1206 port_fwd_begin = tx_only_engine.port_fwd_begin; 1207 if (port_fwd_begin != NULL) { 1208 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1209 (*port_fwd_begin)(fwd_ports_ids[i]); 1210 } 1211 while (with_tx_first--) { 1212 launch_packet_forwarding( 1213 run_one_txonly_burst_on_core); 1214 rte_eal_mp_wait_lcore(); 1215 } 1216 port_fwd_end = tx_only_engine.port_fwd_end; 1217 if (port_fwd_end != NULL) { 1218 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1219 (*port_fwd_end)(fwd_ports_ids[i]); 1220 } 1221 } 1222 launch_packet_forwarding(start_pkt_forward_on_core); 1223 } 1224 1225 void 1226 stop_packet_forwarding(void) 1227 { 1228 struct rte_eth_stats stats; 1229 struct rte_port *port; 1230 port_fwd_end_t port_fwd_end; 1231 int i; 1232 portid_t pt_id; 1233 streamid_t sm_id; 1234 lcoreid_t lc_id; 1235 uint64_t total_recv; 1236 uint64_t total_xmit; 1237 uint64_t total_rx_dropped; 1238 uint64_t total_tx_dropped; 1239 uint64_t total_rx_nombuf; 1240 uint64_t tx_dropped; 1241 uint64_t rx_bad_ip_csum; 1242 uint64_t rx_bad_l4_csum; 1243 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1244 uint64_t fwd_cycles; 1245 #endif 1246 1247 static const char *acc_stats_border = "+++++++++++++++"; 1248 1249 if (test_done) { 1250 printf("Packet forwarding not started\n"); 1251 return; 1252 } 1253 printf("Telling cores to stop..."); 1254 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1255 fwd_lcores[lc_id]->stopped = 1; 1256 printf("\nWaiting for lcores to finish...\n"); 1257 rte_eal_mp_wait_lcore(); 1258 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1259 if (port_fwd_end != NULL) { 1260 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1261 pt_id = fwd_ports_ids[i]; 1262 (*port_fwd_end)(pt_id); 1263 } 1264 } 1265 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1266 fwd_cycles = 0; 1267 #endif 1268 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1269 if (cur_fwd_config.nb_fwd_streams > 1270 cur_fwd_config.nb_fwd_ports) { 1271 fwd_stream_stats_display(sm_id); 1272 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1273 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1274 } else { 1275 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1276 fwd_streams[sm_id]; 1277 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1278 fwd_streams[sm_id]; 1279 } 1280 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1281 tx_dropped = (uint64_t) (tx_dropped + 1282 fwd_streams[sm_id]->fwd_dropped); 1283 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1284 1285 rx_bad_ip_csum = 1286 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1287 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1288 fwd_streams[sm_id]->rx_bad_ip_csum); 1289 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1290 rx_bad_ip_csum; 1291 1292 rx_bad_l4_csum = 1293 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1294 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1295 fwd_streams[sm_id]->rx_bad_l4_csum); 1296 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1297 rx_bad_l4_csum; 1298 1299 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1300 fwd_cycles = (uint64_t) (fwd_cycles + 1301 fwd_streams[sm_id]->core_cycles); 1302 #endif 1303 } 1304 total_recv = 0; 1305 total_xmit = 0; 1306 total_rx_dropped = 0; 1307 total_tx_dropped = 0; 1308 total_rx_nombuf = 0; 1309 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1310 pt_id = fwd_ports_ids[i]; 1311 1312 port = &ports[pt_id]; 1313 rte_eth_stats_get(pt_id, &stats); 1314 stats.ipackets -= port->stats.ipackets; 1315 port->stats.ipackets = 0; 1316 stats.opackets -= port->stats.opackets; 1317 port->stats.opackets = 0; 1318 stats.ibytes -= port->stats.ibytes; 1319 port->stats.ibytes = 0; 1320 stats.obytes -= port->stats.obytes; 1321 port->stats.obytes = 0; 1322 stats.imissed -= port->stats.imissed; 1323 port->stats.imissed = 0; 1324 stats.oerrors -= port->stats.oerrors; 1325 port->stats.oerrors = 0; 1326 stats.rx_nombuf -= port->stats.rx_nombuf; 1327 port->stats.rx_nombuf = 0; 1328 1329 total_recv += stats.ipackets; 1330 total_xmit += stats.opackets; 1331 total_rx_dropped += stats.imissed; 1332 total_tx_dropped += port->tx_dropped; 1333 total_rx_nombuf += stats.rx_nombuf; 1334 1335 fwd_port_stats_display(pt_id, &stats); 1336 } 1337 1338 printf("\n %s Accumulated forward statistics for all ports" 1339 "%s\n", 1340 acc_stats_border, acc_stats_border); 1341 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1342 "%-"PRIu64"\n" 1343 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1344 "%-"PRIu64"\n", 1345 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1346 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1347 if (total_rx_nombuf > 0) 1348 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1349 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1350 "%s\n", 1351 acc_stats_border, acc_stats_border); 1352 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1353 if (total_recv > 0) 1354 printf("\n CPU cycles/packet=%u (total cycles=" 1355 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1356 (unsigned int)(fwd_cycles / total_recv), 1357 fwd_cycles, total_recv); 1358 #endif 1359 printf("\nDone.\n"); 1360 test_done = 1; 1361 } 1362 1363 void 1364 dev_set_link_up(portid_t pid) 1365 { 1366 if (rte_eth_dev_set_link_up((uint8_t)pid) < 0) 1367 printf("\nSet link up fail.\n"); 1368 } 1369 1370 void 1371 dev_set_link_down(portid_t pid) 1372 { 1373 if (rte_eth_dev_set_link_down((uint8_t)pid) < 0) 1374 printf("\nSet link down fail.\n"); 1375 } 1376 1377 static int 1378 all_ports_started(void) 1379 { 1380 portid_t pi; 1381 struct rte_port *port; 1382 1383 RTE_ETH_FOREACH_DEV(pi) { 1384 port = &ports[pi]; 1385 /* Check if there is a port which is not started */ 1386 if ((port->port_status != RTE_PORT_STARTED) && 1387 (port->slave_flag == 0)) 1388 return 0; 1389 } 1390 1391 /* No port is not started */ 1392 return 1; 1393 } 1394 1395 int 1396 all_ports_stopped(void) 1397 { 1398 portid_t pi; 1399 struct rte_port *port; 1400 1401 RTE_ETH_FOREACH_DEV(pi) { 1402 port = &ports[pi]; 1403 if ((port->port_status != RTE_PORT_STOPPED) && 1404 (port->slave_flag == 0)) 1405 return 0; 1406 } 1407 1408 return 1; 1409 } 1410 1411 int 1412 port_is_started(portid_t port_id) 1413 { 1414 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1415 return 0; 1416 1417 if (ports[port_id].port_status != RTE_PORT_STARTED) 1418 return 0; 1419 1420 return 1; 1421 } 1422 1423 static int 1424 port_is_closed(portid_t port_id) 1425 { 1426 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1427 return 0; 1428 1429 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1430 return 0; 1431 1432 return 1; 1433 } 1434 1435 int 1436 start_port(portid_t pid) 1437 { 1438 int diag, need_check_link_status = -1; 1439 portid_t pi; 1440 queueid_t qi; 1441 struct rte_port *port; 1442 struct ether_addr mac_addr; 1443 enum rte_eth_event_type event_type; 1444 1445 if (port_id_is_invalid(pid, ENABLED_WARN)) 1446 return 0; 1447 1448 if(dcb_config) 1449 dcb_test = 1; 1450 RTE_ETH_FOREACH_DEV(pi) { 1451 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1452 continue; 1453 1454 need_check_link_status = 0; 1455 port = &ports[pi]; 1456 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1457 RTE_PORT_HANDLING) == 0) { 1458 printf("Port %d is now not stopped\n", pi); 1459 continue; 1460 } 1461 1462 if (port->need_reconfig > 0) { 1463 port->need_reconfig = 0; 1464 1465 if (flow_isolate_all) { 1466 int ret = port_flow_isolate(pi, 1); 1467 if (ret) { 1468 printf("Failed to apply isolated" 1469 " mode on port %d\n", pi); 1470 return -1; 1471 } 1472 } 1473 1474 printf("Configuring Port %d (socket %u)\n", pi, 1475 port->socket_id); 1476 /* configure port */ 1477 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1478 &(port->dev_conf)); 1479 if (diag != 0) { 1480 if (rte_atomic16_cmpset(&(port->port_status), 1481 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1482 printf("Port %d can not be set back " 1483 "to stopped\n", pi); 1484 printf("Fail to configure port %d\n", pi); 1485 /* try to reconfigure port next time */ 1486 port->need_reconfig = 1; 1487 return -1; 1488 } 1489 } 1490 if (port->need_reconfig_queues > 0) { 1491 port->need_reconfig_queues = 0; 1492 /* setup tx queues */ 1493 for (qi = 0; qi < nb_txq; qi++) { 1494 if ((numa_support) && 1495 (txring_numa[pi] != NUMA_NO_CONFIG)) 1496 diag = rte_eth_tx_queue_setup(pi, qi, 1497 nb_txd,txring_numa[pi], 1498 &(port->tx_conf)); 1499 else 1500 diag = rte_eth_tx_queue_setup(pi, qi, 1501 nb_txd,port->socket_id, 1502 &(port->tx_conf)); 1503 1504 if (diag == 0) 1505 continue; 1506 1507 /* Fail to setup tx queue, return */ 1508 if (rte_atomic16_cmpset(&(port->port_status), 1509 RTE_PORT_HANDLING, 1510 RTE_PORT_STOPPED) == 0) 1511 printf("Port %d can not be set back " 1512 "to stopped\n", pi); 1513 printf("Fail to configure port %d tx queues\n", pi); 1514 /* try to reconfigure queues next time */ 1515 port->need_reconfig_queues = 1; 1516 return -1; 1517 } 1518 /* setup rx queues */ 1519 for (qi = 0; qi < nb_rxq; qi++) { 1520 if ((numa_support) && 1521 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1522 struct rte_mempool * mp = 1523 mbuf_pool_find(rxring_numa[pi]); 1524 if (mp == NULL) { 1525 printf("Failed to setup RX queue:" 1526 "No mempool allocation" 1527 " on the socket %d\n", 1528 rxring_numa[pi]); 1529 return -1; 1530 } 1531 1532 diag = rte_eth_rx_queue_setup(pi, qi, 1533 nb_rxd,rxring_numa[pi], 1534 &(port->rx_conf),mp); 1535 } else { 1536 struct rte_mempool *mp = 1537 mbuf_pool_find(port->socket_id); 1538 if (mp == NULL) { 1539 printf("Failed to setup RX queue:" 1540 "No mempool allocation" 1541 " on the socket %d\n", 1542 port->socket_id); 1543 return -1; 1544 } 1545 diag = rte_eth_rx_queue_setup(pi, qi, 1546 nb_rxd,port->socket_id, 1547 &(port->rx_conf), mp); 1548 } 1549 if (diag == 0) 1550 continue; 1551 1552 /* Fail to setup rx queue, return */ 1553 if (rte_atomic16_cmpset(&(port->port_status), 1554 RTE_PORT_HANDLING, 1555 RTE_PORT_STOPPED) == 0) 1556 printf("Port %d can not be set back " 1557 "to stopped\n", pi); 1558 printf("Fail to configure port %d rx queues\n", pi); 1559 /* try to reconfigure queues next time */ 1560 port->need_reconfig_queues = 1; 1561 return -1; 1562 } 1563 } 1564 1565 for (event_type = RTE_ETH_EVENT_UNKNOWN; 1566 event_type < RTE_ETH_EVENT_MAX; 1567 event_type++) { 1568 diag = rte_eth_dev_callback_register(pi, 1569 event_type, 1570 eth_event_callback, 1571 NULL); 1572 if (diag) { 1573 printf("Failed to setup even callback for event %d\n", 1574 event_type); 1575 return -1; 1576 } 1577 } 1578 1579 /* start port */ 1580 if (rte_eth_dev_start(pi) < 0) { 1581 printf("Fail to start port %d\n", pi); 1582 1583 /* Fail to setup rx queue, return */ 1584 if (rte_atomic16_cmpset(&(port->port_status), 1585 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1586 printf("Port %d can not be set back to " 1587 "stopped\n", pi); 1588 continue; 1589 } 1590 1591 if (rte_atomic16_cmpset(&(port->port_status), 1592 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1593 printf("Port %d can not be set into started\n", pi); 1594 1595 rte_eth_macaddr_get(pi, &mac_addr); 1596 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1597 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1598 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1599 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1600 1601 /* at least one port started, need checking link status */ 1602 need_check_link_status = 1; 1603 } 1604 1605 if (need_check_link_status == 1 && !no_link_check) 1606 check_all_ports_link_status(RTE_PORT_ALL); 1607 else if (need_check_link_status == 0) 1608 printf("Please stop the ports first\n"); 1609 1610 printf("Done\n"); 1611 return 0; 1612 } 1613 1614 void 1615 stop_port(portid_t pid) 1616 { 1617 portid_t pi; 1618 struct rte_port *port; 1619 int need_check_link_status = 0; 1620 1621 if (dcb_test) { 1622 dcb_test = 0; 1623 dcb_config = 0; 1624 } 1625 1626 if (port_id_is_invalid(pid, ENABLED_WARN)) 1627 return; 1628 1629 printf("Stopping ports...\n"); 1630 1631 RTE_ETH_FOREACH_DEV(pi) { 1632 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1633 continue; 1634 1635 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1636 printf("Please remove port %d from forwarding configuration.\n", pi); 1637 continue; 1638 } 1639 1640 if (port_is_bonding_slave(pi)) { 1641 printf("Please remove port %d from bonded device.\n", pi); 1642 continue; 1643 } 1644 1645 port = &ports[pi]; 1646 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1647 RTE_PORT_HANDLING) == 0) 1648 continue; 1649 1650 rte_eth_dev_stop(pi); 1651 1652 if (rte_atomic16_cmpset(&(port->port_status), 1653 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1654 printf("Port %d can not be set into stopped\n", pi); 1655 need_check_link_status = 1; 1656 } 1657 if (need_check_link_status && !no_link_check) 1658 check_all_ports_link_status(RTE_PORT_ALL); 1659 1660 printf("Done\n"); 1661 } 1662 1663 void 1664 close_port(portid_t pid) 1665 { 1666 portid_t pi; 1667 struct rte_port *port; 1668 1669 if (port_id_is_invalid(pid, ENABLED_WARN)) 1670 return; 1671 1672 printf("Closing ports...\n"); 1673 1674 RTE_ETH_FOREACH_DEV(pi) { 1675 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1676 continue; 1677 1678 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1679 printf("Please remove port %d from forwarding configuration.\n", pi); 1680 continue; 1681 } 1682 1683 if (port_is_bonding_slave(pi)) { 1684 printf("Please remove port %d from bonded device.\n", pi); 1685 continue; 1686 } 1687 1688 port = &ports[pi]; 1689 if (rte_atomic16_cmpset(&(port->port_status), 1690 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1691 printf("Port %d is already closed\n", pi); 1692 continue; 1693 } 1694 1695 if (rte_atomic16_cmpset(&(port->port_status), 1696 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1697 printf("Port %d is now not stopped\n", pi); 1698 continue; 1699 } 1700 1701 if (port->flow_list) 1702 port_flow_flush(pi); 1703 rte_eth_dev_close(pi); 1704 1705 if (rte_atomic16_cmpset(&(port->port_status), 1706 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1707 printf("Port %d cannot be set to closed\n", pi); 1708 } 1709 1710 printf("Done\n"); 1711 } 1712 1713 void 1714 reset_port(portid_t pid) 1715 { 1716 int diag; 1717 portid_t pi; 1718 struct rte_port *port; 1719 1720 if (port_id_is_invalid(pid, ENABLED_WARN)) 1721 return; 1722 1723 printf("Resetting ports...\n"); 1724 1725 RTE_ETH_FOREACH_DEV(pi) { 1726 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1727 continue; 1728 1729 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1730 printf("Please remove port %d from forwarding " 1731 "configuration.\n", pi); 1732 continue; 1733 } 1734 1735 if (port_is_bonding_slave(pi)) { 1736 printf("Please remove port %d from bonded device.\n", 1737 pi); 1738 continue; 1739 } 1740 1741 diag = rte_eth_dev_reset(pi); 1742 if (diag == 0) { 1743 port = &ports[pi]; 1744 port->need_reconfig = 1; 1745 port->need_reconfig_queues = 1; 1746 } else { 1747 printf("Failed to reset port %d. diag=%d\n", pi, diag); 1748 } 1749 } 1750 1751 printf("Done\n"); 1752 } 1753 1754 void 1755 attach_port(char *identifier) 1756 { 1757 portid_t pi = 0; 1758 unsigned int socket_id; 1759 1760 printf("Attaching a new port...\n"); 1761 1762 if (identifier == NULL) { 1763 printf("Invalid parameters are specified\n"); 1764 return; 1765 } 1766 1767 if (rte_eth_dev_attach(identifier, &pi)) 1768 return; 1769 1770 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 1771 /* if socket_id is invalid, set to 0 */ 1772 if (check_socket_id(socket_id) < 0) 1773 socket_id = 0; 1774 reconfig(pi, socket_id); 1775 rte_eth_promiscuous_enable(pi); 1776 1777 nb_ports = rte_eth_dev_count(); 1778 1779 ports[pi].port_status = RTE_PORT_STOPPED; 1780 1781 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1782 printf("Done\n"); 1783 } 1784 1785 void 1786 detach_port(uint8_t port_id) 1787 { 1788 char name[RTE_ETH_NAME_MAX_LEN]; 1789 1790 printf("Detaching a port...\n"); 1791 1792 if (!port_is_closed(port_id)) { 1793 printf("Please close port first\n"); 1794 return; 1795 } 1796 1797 if (ports[port_id].flow_list) 1798 port_flow_flush(port_id); 1799 1800 if (rte_eth_dev_detach(port_id, name)) { 1801 RTE_LOG(ERR, USER1, "Failed to detach port '%s'\n", name); 1802 return; 1803 } 1804 1805 nb_ports = rte_eth_dev_count(); 1806 1807 printf("Port '%s' is detached. Now total ports is %d\n", 1808 name, nb_ports); 1809 printf("Done\n"); 1810 return; 1811 } 1812 1813 void 1814 pmd_test_exit(void) 1815 { 1816 portid_t pt_id; 1817 1818 if (test_done == 0) 1819 stop_packet_forwarding(); 1820 1821 if (ports != NULL) { 1822 no_link_check = 1; 1823 RTE_ETH_FOREACH_DEV(pt_id) { 1824 printf("\nShutting down port %d...\n", pt_id); 1825 fflush(stdout); 1826 stop_port(pt_id); 1827 close_port(pt_id); 1828 } 1829 } 1830 printf("\nBye...\n"); 1831 } 1832 1833 typedef void (*cmd_func_t)(void); 1834 struct pmd_test_command { 1835 const char *cmd_name; 1836 cmd_func_t cmd_func; 1837 }; 1838 1839 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1840 1841 /* Check the link status of all ports in up to 9s, and print them finally */ 1842 static void 1843 check_all_ports_link_status(uint32_t port_mask) 1844 { 1845 #define CHECK_INTERVAL 100 /* 100ms */ 1846 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1847 portid_t portid; 1848 uint8_t count, all_ports_up, print_flag = 0; 1849 struct rte_eth_link link; 1850 1851 printf("Checking link statuses...\n"); 1852 fflush(stdout); 1853 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1854 all_ports_up = 1; 1855 RTE_ETH_FOREACH_DEV(portid) { 1856 if ((port_mask & (1 << portid)) == 0) 1857 continue; 1858 memset(&link, 0, sizeof(link)); 1859 rte_eth_link_get_nowait(portid, &link); 1860 /* print link status if flag set */ 1861 if (print_flag == 1) { 1862 if (link.link_status) 1863 printf( 1864 "Port%d Link Up. speed %u Mbps- %s\n", 1865 portid, link.link_speed, 1866 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1867 ("full-duplex") : ("half-duplex\n")); 1868 else 1869 printf("Port %d Link Down\n", portid); 1870 continue; 1871 } 1872 /* clear all_ports_up flag if any link down */ 1873 if (link.link_status == ETH_LINK_DOWN) { 1874 all_ports_up = 0; 1875 break; 1876 } 1877 } 1878 /* after finally printing all link status, get out */ 1879 if (print_flag == 1) 1880 break; 1881 1882 if (all_ports_up == 0) { 1883 fflush(stdout); 1884 rte_delay_ms(CHECK_INTERVAL); 1885 } 1886 1887 /* set the print_flag if all ports up or timeout */ 1888 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1889 print_flag = 1; 1890 } 1891 1892 if (lsc_interrupt) 1893 break; 1894 } 1895 } 1896 1897 static void 1898 rmv_event_callback(void *arg) 1899 { 1900 struct rte_eth_dev *dev; 1901 uint8_t port_id = (intptr_t)arg; 1902 1903 RTE_ETH_VALID_PORTID_OR_RET(port_id); 1904 dev = &rte_eth_devices[port_id]; 1905 1906 stop_port(port_id); 1907 close_port(port_id); 1908 printf("removing device %s\n", dev->device->name); 1909 if (rte_eal_dev_detach(dev->device)) 1910 RTE_LOG(ERR, USER1, "Failed to detach device %s\n", 1911 dev->device->name); 1912 } 1913 1914 /* This function is used by the interrupt thread */ 1915 static int 1916 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 1917 void *ret_param) 1918 { 1919 static const char * const event_desc[] = { 1920 [RTE_ETH_EVENT_UNKNOWN] = "Unknown", 1921 [RTE_ETH_EVENT_INTR_LSC] = "LSC", 1922 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state", 1923 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset", 1924 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox", 1925 [RTE_ETH_EVENT_MACSEC] = "MACsec", 1926 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 1927 [RTE_ETH_EVENT_MAX] = NULL, 1928 }; 1929 1930 RTE_SET_USED(param); 1931 RTE_SET_USED(ret_param); 1932 1933 if (type >= RTE_ETH_EVENT_MAX) { 1934 fprintf(stderr, "\nPort %" PRIu8 ": %s called upon invalid event %d\n", 1935 port_id, __func__, type); 1936 fflush(stderr); 1937 } else if (event_print_mask & (UINT32_C(1) << type)) { 1938 printf("\nPort %" PRIu8 ": %s event\n", port_id, 1939 event_desc[type]); 1940 fflush(stdout); 1941 } 1942 1943 switch (type) { 1944 case RTE_ETH_EVENT_INTR_RMV: 1945 if (rte_eal_alarm_set(100000, 1946 rmv_event_callback, (void *)(intptr_t)port_id)) 1947 fprintf(stderr, "Could not set up deferred device removal\n"); 1948 break; 1949 default: 1950 break; 1951 } 1952 return 0; 1953 } 1954 1955 static int 1956 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1957 { 1958 uint16_t i; 1959 int diag; 1960 uint8_t mapping_found = 0; 1961 1962 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 1963 if ((tx_queue_stats_mappings[i].port_id == port_id) && 1964 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 1965 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 1966 tx_queue_stats_mappings[i].queue_id, 1967 tx_queue_stats_mappings[i].stats_counter_id); 1968 if (diag != 0) 1969 return diag; 1970 mapping_found = 1; 1971 } 1972 } 1973 if (mapping_found) 1974 port->tx_queue_stats_mapping_enabled = 1; 1975 return 0; 1976 } 1977 1978 static int 1979 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1980 { 1981 uint16_t i; 1982 int diag; 1983 uint8_t mapping_found = 0; 1984 1985 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 1986 if ((rx_queue_stats_mappings[i].port_id == port_id) && 1987 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 1988 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 1989 rx_queue_stats_mappings[i].queue_id, 1990 rx_queue_stats_mappings[i].stats_counter_id); 1991 if (diag != 0) 1992 return diag; 1993 mapping_found = 1; 1994 } 1995 } 1996 if (mapping_found) 1997 port->rx_queue_stats_mapping_enabled = 1; 1998 return 0; 1999 } 2000 2001 static void 2002 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port) 2003 { 2004 int diag = 0; 2005 2006 diag = set_tx_queue_stats_mapping_registers(pi, port); 2007 if (diag != 0) { 2008 if (diag == -ENOTSUP) { 2009 port->tx_queue_stats_mapping_enabled = 0; 2010 printf("TX queue stats mapping not supported port id=%d\n", pi); 2011 } 2012 else 2013 rte_exit(EXIT_FAILURE, 2014 "set_tx_queue_stats_mapping_registers " 2015 "failed for port id=%d diag=%d\n", 2016 pi, diag); 2017 } 2018 2019 diag = set_rx_queue_stats_mapping_registers(pi, port); 2020 if (diag != 0) { 2021 if (diag == -ENOTSUP) { 2022 port->rx_queue_stats_mapping_enabled = 0; 2023 printf("RX queue stats mapping not supported port id=%d\n", pi); 2024 } 2025 else 2026 rte_exit(EXIT_FAILURE, 2027 "set_rx_queue_stats_mapping_registers " 2028 "failed for port id=%d diag=%d\n", 2029 pi, diag); 2030 } 2031 } 2032 2033 static void 2034 rxtx_port_config(struct rte_port *port) 2035 { 2036 port->rx_conf = port->dev_info.default_rxconf; 2037 port->tx_conf = port->dev_info.default_txconf; 2038 2039 /* Check if any RX/TX parameters have been passed */ 2040 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2041 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 2042 2043 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2044 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 2045 2046 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2047 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 2048 2049 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2050 port->rx_conf.rx_free_thresh = rx_free_thresh; 2051 2052 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2053 port->rx_conf.rx_drop_en = rx_drop_en; 2054 2055 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2056 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 2057 2058 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2059 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 2060 2061 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2062 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 2063 2064 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2065 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 2066 2067 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2068 port->tx_conf.tx_free_thresh = tx_free_thresh; 2069 2070 if (txq_flags != RTE_PMD_PARAM_UNSET) 2071 port->tx_conf.txq_flags = txq_flags; 2072 } 2073 2074 void 2075 init_port_config(void) 2076 { 2077 portid_t pid; 2078 struct rte_port *port; 2079 2080 RTE_ETH_FOREACH_DEV(pid) { 2081 port = &ports[pid]; 2082 port->dev_conf.rxmode = rx_mode; 2083 port->dev_conf.fdir_conf = fdir_conf; 2084 if (nb_rxq > 1) { 2085 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2086 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 2087 } else { 2088 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2089 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2090 } 2091 2092 if (port->dcb_flag == 0) { 2093 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2094 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2095 else 2096 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2097 } 2098 2099 rxtx_port_config(port); 2100 2101 rte_eth_macaddr_get(pid, &port->eth_addr); 2102 2103 map_port_queue_stats_mapping_registers(pid, port); 2104 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2105 rte_pmd_ixgbe_bypass_init(pid); 2106 #endif 2107 2108 if (lsc_interrupt && 2109 (rte_eth_devices[pid].data->dev_flags & 2110 RTE_ETH_DEV_INTR_LSC)) 2111 port->dev_conf.intr_conf.lsc = 1; 2112 if (rmv_interrupt && 2113 (rte_eth_devices[pid].data->dev_flags & 2114 RTE_ETH_DEV_INTR_RMV)) 2115 port->dev_conf.intr_conf.rmv = 1; 2116 2117 #if defined RTE_LIBRTE_PMD_SOFTNIC && defined RTE_LIBRTE_SCHED 2118 /* Detect softnic port */ 2119 if (!strcmp(port->dev_info.driver_name, "net_softnic")) { 2120 port->softnic_enable = 1; 2121 memset(&port->softport, 0, sizeof(struct softnic_port)); 2122 2123 if (!strcmp(cur_fwd_eng->fwd_mode_name, "tm")) 2124 port->softport.tm_flag = 1; 2125 } 2126 #endif 2127 } 2128 } 2129 2130 void set_port_slave_flag(portid_t slave_pid) 2131 { 2132 struct rte_port *port; 2133 2134 port = &ports[slave_pid]; 2135 port->slave_flag = 1; 2136 } 2137 2138 void clear_port_slave_flag(portid_t slave_pid) 2139 { 2140 struct rte_port *port; 2141 2142 port = &ports[slave_pid]; 2143 port->slave_flag = 0; 2144 } 2145 2146 uint8_t port_is_bonding_slave(portid_t slave_pid) 2147 { 2148 struct rte_port *port; 2149 2150 port = &ports[slave_pid]; 2151 return port->slave_flag; 2152 } 2153 2154 const uint16_t vlan_tags[] = { 2155 0, 1, 2, 3, 4, 5, 6, 7, 2156 8, 9, 10, 11, 12, 13, 14, 15, 2157 16, 17, 18, 19, 20, 21, 22, 23, 2158 24, 25, 26, 27, 28, 29, 30, 31 2159 }; 2160 2161 static int 2162 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 2163 enum dcb_mode_enable dcb_mode, 2164 enum rte_eth_nb_tcs num_tcs, 2165 uint8_t pfc_en) 2166 { 2167 uint8_t i; 2168 2169 /* 2170 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2171 * given above, and the number of traffic classes available for use. 2172 */ 2173 if (dcb_mode == DCB_VT_ENABLED) { 2174 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2175 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2176 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2177 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2178 2179 /* VMDQ+DCB RX and TX configurations */ 2180 vmdq_rx_conf->enable_default_pool = 0; 2181 vmdq_rx_conf->default_pool = 0; 2182 vmdq_rx_conf->nb_queue_pools = 2183 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2184 vmdq_tx_conf->nb_queue_pools = 2185 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2186 2187 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2188 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2189 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2190 vmdq_rx_conf->pool_map[i].pools = 2191 1 << (i % vmdq_rx_conf->nb_queue_pools); 2192 } 2193 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2194 vmdq_rx_conf->dcb_tc[i] = i; 2195 vmdq_tx_conf->dcb_tc[i] = i; 2196 } 2197 2198 /* set DCB mode of RX and TX of multiple queues */ 2199 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2200 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2201 } else { 2202 struct rte_eth_dcb_rx_conf *rx_conf = 2203 ð_conf->rx_adv_conf.dcb_rx_conf; 2204 struct rte_eth_dcb_tx_conf *tx_conf = 2205 ð_conf->tx_adv_conf.dcb_tx_conf; 2206 2207 rx_conf->nb_tcs = num_tcs; 2208 tx_conf->nb_tcs = num_tcs; 2209 2210 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2211 rx_conf->dcb_tc[i] = i % num_tcs; 2212 tx_conf->dcb_tc[i] = i % num_tcs; 2213 } 2214 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2215 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 2216 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2217 } 2218 2219 if (pfc_en) 2220 eth_conf->dcb_capability_en = 2221 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2222 else 2223 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2224 2225 return 0; 2226 } 2227 2228 int 2229 init_port_dcb_config(portid_t pid, 2230 enum dcb_mode_enable dcb_mode, 2231 enum rte_eth_nb_tcs num_tcs, 2232 uint8_t pfc_en) 2233 { 2234 struct rte_eth_conf port_conf; 2235 struct rte_port *rte_port; 2236 int retval; 2237 uint16_t i; 2238 2239 rte_port = &ports[pid]; 2240 2241 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2242 /* Enter DCB configuration status */ 2243 dcb_config = 1; 2244 2245 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2246 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 2247 if (retval < 0) 2248 return retval; 2249 port_conf.rxmode.hw_vlan_filter = 1; 2250 2251 /** 2252 * Write the configuration into the device. 2253 * Set the numbers of RX & TX queues to 0, so 2254 * the RX & TX queues will not be setup. 2255 */ 2256 rte_eth_dev_configure(pid, 0, 0, &port_conf); 2257 2258 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2259 2260 /* If dev_info.vmdq_pool_base is greater than 0, 2261 * the queue id of vmdq pools is started after pf queues. 2262 */ 2263 if (dcb_mode == DCB_VT_ENABLED && 2264 rte_port->dev_info.vmdq_pool_base > 0) { 2265 printf("VMDQ_DCB multi-queue mode is nonsensical" 2266 " for port %d.", pid); 2267 return -1; 2268 } 2269 2270 /* Assume the ports in testpmd have the same dcb capability 2271 * and has the same number of rxq and txq in dcb mode 2272 */ 2273 if (dcb_mode == DCB_VT_ENABLED) { 2274 if (rte_port->dev_info.max_vfs > 0) { 2275 nb_rxq = rte_port->dev_info.nb_rx_queues; 2276 nb_txq = rte_port->dev_info.nb_tx_queues; 2277 } else { 2278 nb_rxq = rte_port->dev_info.max_rx_queues; 2279 nb_txq = rte_port->dev_info.max_tx_queues; 2280 } 2281 } else { 2282 /*if vt is disabled, use all pf queues */ 2283 if (rte_port->dev_info.vmdq_pool_base == 0) { 2284 nb_rxq = rte_port->dev_info.max_rx_queues; 2285 nb_txq = rte_port->dev_info.max_tx_queues; 2286 } else { 2287 nb_rxq = (queueid_t)num_tcs; 2288 nb_txq = (queueid_t)num_tcs; 2289 2290 } 2291 } 2292 rx_free_thresh = 64; 2293 2294 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 2295 2296 rxtx_port_config(rte_port); 2297 /* VLAN filter */ 2298 rte_port->dev_conf.rxmode.hw_vlan_filter = 1; 2299 for (i = 0; i < RTE_DIM(vlan_tags); i++) 2300 rx_vft_set(pid, vlan_tags[i], 1); 2301 2302 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 2303 map_port_queue_stats_mapping_registers(pid, rte_port); 2304 2305 rte_port->dcb_flag = 1; 2306 2307 return 0; 2308 } 2309 2310 static void 2311 init_port(void) 2312 { 2313 /* Configuration of Ethernet ports. */ 2314 ports = rte_zmalloc("testpmd: ports", 2315 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2316 RTE_CACHE_LINE_SIZE); 2317 if (ports == NULL) { 2318 rte_exit(EXIT_FAILURE, 2319 "rte_zmalloc(%d struct rte_port) failed\n", 2320 RTE_MAX_ETHPORTS); 2321 } 2322 } 2323 2324 static void 2325 force_quit(void) 2326 { 2327 pmd_test_exit(); 2328 prompt_exit(); 2329 } 2330 2331 static void 2332 print_stats(void) 2333 { 2334 uint8_t i; 2335 const char clr[] = { 27, '[', '2', 'J', '\0' }; 2336 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 2337 2338 /* Clear screen and move to top left */ 2339 printf("%s%s", clr, top_left); 2340 2341 printf("\nPort statistics ===================================="); 2342 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 2343 nic_stats_display(fwd_ports_ids[i]); 2344 } 2345 2346 static void 2347 signal_handler(int signum) 2348 { 2349 if (signum == SIGINT || signum == SIGTERM) { 2350 printf("\nSignal %d received, preparing to exit...\n", 2351 signum); 2352 #ifdef RTE_LIBRTE_PDUMP 2353 /* uninitialize packet capture framework */ 2354 rte_pdump_uninit(); 2355 #endif 2356 #ifdef RTE_LIBRTE_LATENCY_STATS 2357 rte_latencystats_uninit(); 2358 #endif 2359 force_quit(); 2360 /* Set flag to indicate the force termination. */ 2361 f_quit = 1; 2362 /* exit with the expected status */ 2363 signal(signum, SIG_DFL); 2364 kill(getpid(), signum); 2365 } 2366 } 2367 2368 int 2369 main(int argc, char** argv) 2370 { 2371 int diag; 2372 portid_t port_id; 2373 2374 signal(SIGINT, signal_handler); 2375 signal(SIGTERM, signal_handler); 2376 2377 diag = rte_eal_init(argc, argv); 2378 if (diag < 0) 2379 rte_panic("Cannot init EAL\n"); 2380 2381 if (mlockall(MCL_CURRENT | MCL_FUTURE)) { 2382 RTE_LOG(NOTICE, USER1, "mlockall() failed with error \"%s\"\n", 2383 strerror(errno)); 2384 } 2385 2386 #ifdef RTE_LIBRTE_PDUMP 2387 /* initialize packet capture framework */ 2388 rte_pdump_init(NULL); 2389 #endif 2390 2391 nb_ports = (portid_t) rte_eth_dev_count(); 2392 if (nb_ports == 0) 2393 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n"); 2394 2395 /* allocate port structures, and init them */ 2396 init_port(); 2397 2398 set_def_fwd_config(); 2399 if (nb_lcores == 0) 2400 rte_panic("Empty set of forwarding logical cores - check the " 2401 "core mask supplied in the command parameters\n"); 2402 2403 /* Bitrate/latency stats disabled by default */ 2404 #ifdef RTE_LIBRTE_BITRATE 2405 bitrate_enabled = 0; 2406 #endif 2407 #ifdef RTE_LIBRTE_LATENCY_STATS 2408 latencystats_enabled = 0; 2409 #endif 2410 2411 argc -= diag; 2412 argv += diag; 2413 if (argc > 1) 2414 launch_args_parse(argc, argv); 2415 2416 if (tx_first && interactive) 2417 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 2418 "interactive mode.\n"); 2419 2420 if (tx_first && lsc_interrupt) { 2421 printf("Warning: lsc_interrupt needs to be off when " 2422 " using tx_first. Disabling.\n"); 2423 lsc_interrupt = 0; 2424 } 2425 2426 if (!nb_rxq && !nb_txq) 2427 printf("Warning: Either rx or tx queues should be non-zero\n"); 2428 2429 if (nb_rxq > 1 && nb_rxq > nb_txq) 2430 printf("Warning: nb_rxq=%d enables RSS configuration, " 2431 "but nb_txq=%d will prevent to fully test it.\n", 2432 nb_rxq, nb_txq); 2433 2434 init_config(); 2435 if (start_port(RTE_PORT_ALL) != 0) 2436 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2437 2438 /* set all ports to promiscuous mode by default */ 2439 RTE_ETH_FOREACH_DEV(port_id) 2440 rte_eth_promiscuous_enable(port_id); 2441 2442 /* Init metrics library */ 2443 rte_metrics_init(rte_socket_id()); 2444 2445 #ifdef RTE_LIBRTE_LATENCY_STATS 2446 if (latencystats_enabled != 0) { 2447 int ret = rte_latencystats_init(1, NULL); 2448 if (ret) 2449 printf("Warning: latencystats init()" 2450 " returned error %d\n", ret); 2451 printf("Latencystats running on lcore %d\n", 2452 latencystats_lcore_id); 2453 } 2454 #endif 2455 2456 /* Setup bitrate stats */ 2457 #ifdef RTE_LIBRTE_BITRATE 2458 if (bitrate_enabled != 0) { 2459 bitrate_data = rte_stats_bitrate_create(); 2460 if (bitrate_data == NULL) 2461 rte_exit(EXIT_FAILURE, 2462 "Could not allocate bitrate data.\n"); 2463 rte_stats_bitrate_reg(bitrate_data); 2464 } 2465 #endif 2466 2467 #ifdef RTE_LIBRTE_CMDLINE 2468 if (strlen(cmdline_filename) != 0) 2469 cmdline_read_from_file(cmdline_filename); 2470 2471 if (interactive == 1) { 2472 if (auto_start) { 2473 printf("Start automatic packet forwarding\n"); 2474 start_packet_forwarding(0); 2475 } 2476 prompt(); 2477 pmd_test_exit(); 2478 } else 2479 #endif 2480 { 2481 char c; 2482 int rc; 2483 2484 f_quit = 0; 2485 2486 printf("No commandline core given, start packet forwarding\n"); 2487 start_packet_forwarding(tx_first); 2488 if (stats_period != 0) { 2489 uint64_t prev_time = 0, cur_time, diff_time = 0; 2490 uint64_t timer_period; 2491 2492 /* Convert to number of cycles */ 2493 timer_period = stats_period * rte_get_timer_hz(); 2494 2495 while (f_quit == 0) { 2496 cur_time = rte_get_timer_cycles(); 2497 diff_time += cur_time - prev_time; 2498 2499 if (diff_time >= timer_period) { 2500 print_stats(); 2501 /* Reset the timer */ 2502 diff_time = 0; 2503 } 2504 /* Sleep to avoid unnecessary checks */ 2505 prev_time = cur_time; 2506 sleep(1); 2507 } 2508 } 2509 2510 printf("Press enter to exit\n"); 2511 rc = read(0, &c, 1); 2512 pmd_test_exit(); 2513 if (rc < 0) 2514 return 1; 2515 } 2516 2517 return 0; 2518 } 2519