app/test-pmd/testpmd.c

   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
  16 #include <sys/queue.h>
  17 #include <sys/stat.h>
  18
  19 #include <stdint.h>
  20 #include <unistd.h>
  21 #include <inttypes.h>
  22
  23 #include <rte_common.h>
  24 #include <rte_errno.h>
  25 #include <rte_byteorder.h>
  26 #include <rte_log.h>
  27 #include <rte_debug.h>
  28 #include <rte_cycles.h>
  29 #include <rte_memory.h>
  30 #include <rte_memcpy.h>
  31 #include <rte_launch.h>
  32 #include <rte_eal.h>
  33 #include <rte_alarm.h>
  34 #include <rte_per_lcore.h>
  35 #include <rte_lcore.h>
  36 #include <rte_atomic.h>
  37 #include <rte_branch_prediction.h>
  38 #include <rte_mempool.h>
  39 #include <rte_malloc.h>
  40 #include <rte_mbuf.h>
  41 #include <rte_interrupts.h>
  42 #include <rte_pci.h>
  43 #include <rte_ether.h>
  44 #include <rte_ethdev.h>
  45 #include <rte_dev.h>
  46 #include <rte_string_fns.h>
  47 #ifdef RTE_LIBRTE_IXGBE_PMD
  48 #include <rte_pmd_ixgbe.h>
  49 #endif
  50 #ifdef RTE_LIBRTE_PDUMP
  51 #include <rte_pdump.h>
  52 #endif
  53 #include <rte_flow.h>
  54 #include <rte_metrics.h>
  55 #ifdef RTE_LIBRTE_BITRATE
  56 #include <rte_bitrate.h>
  57 #endif
  58 #ifdef RTE_LIBRTE_LATENCY_STATS
  59 #include <rte_latencystats.h>
  60 #endif
  61
  62 #include "testpmd.h"
  63
  64 uint16_t verbose_level = 0; /**< Silent by default. */
  65 int testpmd_logtype; /**< Log type for testpmd logs */
  66
  67 /* use master core for command line ? */
  68 uint8_t interactive = 0;
  69 uint8_t auto_start = 0;
  70 uint8_t tx_first;
  71 char cmdline_filename[PATH_MAX] = {0};
  72
  73 /*
  74  * NUMA support configuration.
  75  * When set, the NUMA support attempts to dispatch the allocation of the
  76  * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the
  77  * probed ports among the CPU sockets 0 and 1.
  78  * Otherwise, all memory is allocated from CPU socket 0.
  79  */
  80 uint8_t numa_support = 1; /**< numa enabled by default */
  81
  82 /*
  83  * In UMA mode,all memory is allocated from socket 0 if --socket-num is
  84  * not configured.
  85  */
  86 uint8_t socket_num = UMA_NO_CONFIG;
  87
  88 /*
  89  * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs.
  90  */
  91 uint8_t mp_anon = 0;
  92
  93 /*
  94  * Record the Ethernet address of peer target ports to which packets are
  95  * forwarded.
  96  * Must be instantiated with the ethernet addresses of peer traffic generator
  97  * ports.
  98  */
  99 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS];
 100 portid_t nb_peer_eth_addrs = 0;
 101
 102 /*
 103  * Probed Target Environment.
 104  */
 105 struct rte_port *ports;        /**< For all probed ethernet ports. */
 106 portid_t nb_ports;             /**< Number of probed ethernet ports. */
 107 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */
 108 lcoreid_t nb_lcores;           /**< Number of probed logical cores. */
 109
 110 /*
 111  * Test Forwarding Configuration.
 112  *    nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores
 113  *    nb_fwd_ports  <= nb_cfg_ports  <= nb_ports
 114  */
 115 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */
 116 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */
 117 portid_t  nb_cfg_ports;  /**< Number of configured ports. */
 118 portid_t  nb_fwd_ports;  /**< Number of forwarding ports. */
 119
 120 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */
 121 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS];      /**< Port ids configuration. */
 122
 123 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */
 124 streamid_t nb_fwd_streams;       /**< Is equal to (nb_ports * nb_rxq). */
 125
 126 /*
 127  * Forwarding engines.
 128  */
 129 struct fwd_engine * fwd_engines[] = {
 130         &io_fwd_engine,
 131         &mac_fwd_engine,
 132         &mac_swap_engine,
 133         &flow_gen_engine,
 134         &rx_only_engine,
 135         &tx_only_engine,
 136         &csum_fwd_engine,
 137         &icmp_echo_engine,
 138 #if defined RTE_LIBRTE_PMD_SOFTNIC && defined RTE_LIBRTE_SCHED
 139         &softnic_tm_engine,
 140         &softnic_tm_bypass_engine,
 141 #endif
 142 #ifdef RTE_LIBRTE_IEEE1588
 143         &ieee1588_fwd_engine,
 144 #endif
 145         NULL,
 146 };
 147
 148 struct fwd_config cur_fwd_config;
 149 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */
 150 uint32_t retry_enabled;
 151 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US;
 152 uint32_t burst_tx_retry_num = BURST_TX_RETRIES;
 153
 154 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */
 155 uint32_t param_total_num_mbufs = 0;  /**< number of mbufs in all pools - if
 156                                       * specified on command-line. */
 157 uint16_t stats_period; /**< Period to show statistics (disabled by default) */
 158
 159 /*
 160  * In container, it cannot terminate the process which running with 'stats-period'
 161  * option. Set flag to exit stats period loop after received SIGINT/SIGTERM.
 162  */
 163 uint8_t f_quit;
 164
 165 /*
 166  * Configuration of packet segments used by the "txonly" processing engine.
 167  */
 168 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */
 169 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = {
 170         TXONLY_DEF_PACKET_LEN,
 171 };
 172 uint8_t  tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */
 173
 174 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF;
 175 /**< Split policy for packets to TX. */
 176
 177 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */
 178 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */
 179
 180 /* current configuration is in DCB or not,0 means it is not in DCB mode */
 181 uint8_t dcb_config = 0;
 182
 183 /* Whether the dcb is in testing status */
 184 uint8_t dcb_test = 0;
 185
 186 /*
 187  * Configurable number of RX/TX queues.
 188  */
 189 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */
 190 queueid_t nb_txq = 1; /**< Number of TX queues per port. */
 191
 192 /*
 193  * Configurable number of RX/TX ring descriptors.
 194  */
 195 #define RTE_TEST_RX_DESC_DEFAULT 128
 196 #define RTE_TEST_TX_DESC_DEFAULT 512
 197 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */
 198 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */
 199
 200 #define RTE_PMD_PARAM_UNSET -1
 201 /*
 202  * Configurable values of RX and TX ring threshold registers.
 203  */
 204
 205 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET;
 206 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET;
 207 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET;
 208
 209 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET;
 210 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET;
 211 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET;
 212
 213 /*
 214  * Configurable value of RX free threshold.
 215  */
 216 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET;
 217
 218 /*
 219  * Configurable value of RX drop enable.
 220  */
 221 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET;
 222
 223 /*
 224  * Configurable value of TX free threshold.
 225  */
 226 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET;
 227
 228 /*
 229  * Configurable value of TX RS bit threshold.
 230  */
 231 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET;
 232
 233 /*
 234  * Configurable value of TX queue flags.
 235  */
 236 int32_t txq_flags = RTE_PMD_PARAM_UNSET;
 237
 238 /*
 239  * Receive Side Scaling (RSS) configuration.
 240  */
 241 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */
 242
 243 /*
 244  * Port topology configuration
 245  */
 246 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */
 247
 248 /*
 249  * Avoids to flush all the RX streams before starts forwarding.
 250  */
 251 uint8_t no_flush_rx = 0; /* flush by default */
 252
 253 /*
 254  * Flow API isolated mode.
 255  */
 256 uint8_t flow_isolate_all;
 257
 258 /*
 259  * Avoids to check link status when starting/stopping a port.
 260  */
 261 uint8_t no_link_check = 0; /* check by default */
 262
 263 /*
 264  * Enable link status change notification
 265  */
 266 uint8_t lsc_interrupt = 1; /* enabled by default */
 267
 268 /*
 269  * Enable device removal notification.
 270  */
 271 uint8_t rmv_interrupt = 1; /* enabled by default */
 272
 273 /*
 274  * Display or mask ether events
 275  * Default to all events except VF_MBOX
 276  */
 277 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) |
 278                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) |
 279                             (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) |
 280                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) |
 281                             (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) |
 282                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV);
 283
 284 /*
 285  * NIC bypass mode configuration options.
 286  */
 287
 288 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS
 289 /* The NIC bypass watchdog timeout. */
 290 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF;
 291 #endif
 292
 293
 294 #ifdef RTE_LIBRTE_LATENCY_STATS
 295
 296 /*
 297  * Set when latency stats is enabled in the commandline
 298  */
 299 uint8_t latencystats_enabled;
 300
 301 /*
 302  * Lcore ID to serive latency statistics.
 303  */
 304 lcoreid_t latencystats_lcore_id = -1;
 305
 306 #endif
 307
 308 /*
 309  * Ethernet device configuration.
 310  */
 311 struct rte_eth_rxmode rx_mode = {
 312         .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */
 313         .offloads = (DEV_RX_OFFLOAD_VLAN_FILTER |
 314                      DEV_RX_OFFLOAD_VLAN_STRIP |
 315                      DEV_RX_OFFLOAD_CRC_STRIP),
 316         .ignore_offload_bitfield = 1,
 317 };
 318
 319 struct rte_fdir_conf fdir_conf = {
 320         .mode = RTE_FDIR_MODE_NONE,
 321         .pballoc = RTE_FDIR_PBALLOC_64K,
 322         .status = RTE_FDIR_REPORT_STATUS,
 323         .mask = {
 324                 .vlan_tci_mask = 0x0,
 325                 .ipv4_mask     = {
 326                         .src_ip = 0xFFFFFFFF,
 327                         .dst_ip = 0xFFFFFFFF,
 328                 },
 329                 .ipv6_mask     = {
 330                         .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF},
 331                         .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF},
 332                 },
 333                 .src_port_mask = 0xFFFF,
 334                 .dst_port_mask = 0xFFFF,
 335                 .mac_addr_byte_mask = 0xFF,
 336                 .tunnel_type_mask = 1,
 337                 .tunnel_id_mask = 0xFFFFFFFF,
 338         },
 339         .drop_queue = 127,
 340 };
 341
 342 volatile int test_done = 1; /* stop packet forwarding when set to 1. */
 343
 344 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS];
 345 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS];
 346
 347 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array;
 348 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array;
 349
 350 uint16_t nb_tx_queue_stats_mappings = 0;
 351 uint16_t nb_rx_queue_stats_mappings = 0;
 352
 353 /*
 354  * Display zero values by default for xstats
 355  */
 356 uint8_t xstats_hide_zero;
 357
 358 unsigned int num_sockets = 0;
 359 unsigned int socket_ids[RTE_MAX_NUMA_NODES];
 360
 361 #ifdef RTE_LIBRTE_BITRATE
 362 /* Bitrate statistics */
 363 struct rte_stats_bitrates *bitrate_data;
 364 lcoreid_t bitrate_lcore_id;
 365 uint8_t bitrate_enabled;
 366 #endif
 367
 368 struct gro_status gro_ports[RTE_MAX_ETHPORTS];
 369 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES;
 370
 371 /* Forward function declarations */
 372 static void map_port_queue_stats_mapping_registers(portid_t pi,
 373                                                    struct rte_port *port);
 374 static void check_all_ports_link_status(uint32_t port_mask);
 375 static int eth_event_callback(portid_t port_id,
 376                               enum rte_eth_event_type type,
 377                               void *param, void *ret_param);
 378
 379 /*
 380  * Check if all the ports are started.
 381  * If yes, return positive value. If not, return zero.
 382  */
 383 static int all_ports_started(void);
 384
 385 struct gso_status gso_ports[RTE_MAX_ETHPORTS];
 386 uint16_t gso_max_segment_size = ETHER_MAX_LEN - ETHER_CRC_LEN;
 387
 388 /*
 389  * Helper function to check if socket is already discovered.
 390  * If yes, return positive value. If not, return zero.
 391  */
 392 int
 393 new_socket_id(unsigned int socket_id)
 394 {
 395         unsigned int i;
 396
 397         for (i = 0; i < num_sockets; i++) {
 398                 if (socket_ids[i] == socket_id)
 399                         return 0;
 400         }
 401         return 1;
 402 }
 403
 404 /*
 405  * Setup default configuration.
 406  */
 407 static void
 408 set_default_fwd_lcores_config(void)
 409 {
 410         unsigned int i;
 411         unsigned int nb_lc;
 412         unsigned int sock_num;
 413
 414         nb_lc = 0;
 415         for (i = 0; i < RTE_MAX_LCORE; i++) {
 416                 sock_num = rte_lcore_to_socket_id(i);
 417                 if (new_socket_id(sock_num)) {
 418                         if (num_sockets >= RTE_MAX_NUMA_NODES) {
 419                                 rte_exit(EXIT_FAILURE,
 420                                          "Total sockets greater than %u\n",
 421                                          RTE_MAX_NUMA_NODES);
 422                         }
 423                         socket_ids[num_sockets++] = sock_num;
 424                 }
 425                 if (!rte_lcore_is_enabled(i))
 426                         continue;
 427                 if (i == rte_get_master_lcore())
 428                         continue;
 429                 fwd_lcores_cpuids[nb_lc++] = i;
 430         }
 431         nb_lcores = (lcoreid_t) nb_lc;
 432         nb_cfg_lcores = nb_lcores;
 433         nb_fwd_lcores = 1;
 434 }
 435
 436 static void
 437 set_def_peer_eth_addrs(void)
 438 {
 439         portid_t i;
 440
 441         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 442                 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR;
 443                 peer_eth_addrs[i].addr_bytes[5] = i;
 444         }
 445 }
 446
 447 static void
 448 set_default_fwd_ports_config(void)
 449 {
 450         portid_t pt_id;
 451         int i = 0;
 452
 453         RTE_ETH_FOREACH_DEV(pt_id)
 454                 fwd_ports_ids[i++] = pt_id;
 455
 456         nb_cfg_ports = nb_ports;
 457         nb_fwd_ports = nb_ports;
 458 }
 459
 460 void
 461 set_def_fwd_config(void)
 462 {
 463         set_default_fwd_lcores_config();
 464         set_def_peer_eth_addrs();
 465         set_default_fwd_ports_config();
 466 }
 467
 468 /*
 469  * Configuration initialisation done once at init time.
 470  */
 471 static void
 472 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
 473                  unsigned int socket_id)
 474 {
 475         char pool_name[RTE_MEMPOOL_NAMESIZE];
 476         struct rte_mempool *rte_mp = NULL;
 477         uint32_t mb_size;
 478
 479         mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size;
 480         mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name));
 481
 482         TESTPMD_LOG(INFO,
 483                 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n",
 484                 pool_name, nb_mbuf, mbuf_seg_size, socket_id);
 485
 486         if (mp_anon != 0) {
 487                 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf,
 488                         mb_size, (unsigned) mb_mempool_cache,
 489                         sizeof(struct rte_pktmbuf_pool_private),
 490                         socket_id, 0);
 491                 if (rte_mp == NULL)
 492                         goto err;
 493
 494                 if (rte_mempool_populate_anon(rte_mp) == 0) {
 495                         rte_mempool_free(rte_mp);
 496                         rte_mp = NULL;
 497                         goto err;
 498                 }
 499                 rte_pktmbuf_pool_init(rte_mp, NULL);
 500                 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL);
 501         } else {
 502                 /* wrapper to rte_mempool_create() */
 503                 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf,
 504                         mb_mempool_cache, 0, mbuf_seg_size, socket_id);
 505         }
 506
 507 err:
 508         if (rte_mp == NULL) {
 509                 rte_exit(EXIT_FAILURE,
 510                         "Creation of mbuf pool for socket %u failed: %s\n",
 511                         socket_id, rte_strerror(rte_errno));
 512         } else if (verbose_level > 0) {
 513                 rte_mempool_dump(stdout, rte_mp);
 514         }
 515 }
 516
 517 /*
 518  * Check given socket id is valid or not with NUMA mode,
 519  * if valid, return 0, else return -1
 520  */
 521 static int
 522 check_socket_id(const unsigned int socket_id)
 523 {
 524         static int warning_once = 0;
 525
 526         if (new_socket_id(socket_id)) {
 527                 if (!warning_once && numa_support)
 528                         printf("Warning: NUMA should be configured manually by"
 529                                " using --port-numa-config and"
 530                                " --ring-numa-config parameters along with"
 531                                " --numa.\n");
 532                 warning_once = 1;
 533                 return -1;
 534         }
 535         return 0;
 536 }
 537
 538 static void
 539 init_config(void)
 540 {
 541         portid_t pid;
 542         struct rte_port *port;
 543         struct rte_mempool *mbp;
 544         unsigned int nb_mbuf_per_pool;
 545         lcoreid_t  lc_id;
 546         uint8_t port_per_socket[RTE_MAX_NUMA_NODES];
 547         struct rte_gro_param gro_param;
 548         uint32_t gso_types;
 549
 550         memset(port_per_socket,0,RTE_MAX_NUMA_NODES);
 551
 552         if (numa_support) {
 553                 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
 554                 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
 555                 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
 556         }
 557
 558         /* Configuration of logical cores. */
 559         fwd_lcores = rte_zmalloc("testpmd: fwd_lcores",
 560                                 sizeof(struct fwd_lcore *) * nb_lcores,
 561                                 RTE_CACHE_LINE_SIZE);
 562         if (fwd_lcores == NULL) {
 563                 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) "
 564                                                         "failed\n", nb_lcores);
 565         }
 566         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
 567                 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore",
 568                                                sizeof(struct fwd_lcore),
 569                                                RTE_CACHE_LINE_SIZE);
 570                 if (fwd_lcores[lc_id] == NULL) {
 571                         rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) "
 572                                                                 "failed\n");
 573                 }
 574                 fwd_lcores[lc_id]->cpuid_idx = lc_id;
 575         }
 576
 577         RTE_ETH_FOREACH_DEV(pid) {
 578                 port = &ports[pid];
 579                 rte_eth_dev_info_get(pid, &port->dev_info);
 580
 581                 if (numa_support) {
 582                         if (port_numa[pid] != NUMA_NO_CONFIG)
 583                                 port_per_socket[port_numa[pid]]++;
 584                         else {
 585                                 uint32_t socket_id = rte_eth_dev_socket_id(pid);
 586
 587                                 /* if socket_id is invalid, set to 0 */
 588                                 if (check_socket_id(socket_id) < 0)
 589                                         socket_id = 0;
 590                                 port_per_socket[socket_id]++;
 591                         }
 592                 }
 593
 594                 /* set flag to initialize port/queue */
 595                 port->need_reconfig = 1;
 596                 port->need_reconfig_queues = 1;
 597         }
 598
 599         /*
 600          * Create pools of mbuf.
 601          * If NUMA support is disabled, create a single pool of mbuf in
 602          * socket 0 memory by default.
 603          * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1.
 604          *
 605          * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and
 606          * nb_txd can be configured at run time.
 607          */
 608         if (param_total_num_mbufs)
 609                 nb_mbuf_per_pool = param_total_num_mbufs;
 610         else {
 611                 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX +
 612                         (nb_lcores * mb_mempool_cache) +
 613                         RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST;
 614                 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS;
 615         }
 616
 617         if (numa_support) {
 618                 uint8_t i;
 619
 620                 for (i = 0; i < num_sockets; i++)
 621                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool,
 622                                          socket_ids[i]);
 623         } else {
 624                 if (socket_num == UMA_NO_CONFIG)
 625                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0);
 626                 else
 627                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool,
 628                                                  socket_num);
 629         }
 630
 631         init_port_config();
 632
 633         gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO |
 634                 DEV_TX_OFFLOAD_GRE_TNL_TSO;
 635         /*
 636          * Records which Mbuf pool to use by each logical core, if needed.
 637          */
 638         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
 639                 mbp = mbuf_pool_find(
 640                         rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id]));
 641
 642                 if (mbp == NULL)
 643                         mbp = mbuf_pool_find(0);
 644                 fwd_lcores[lc_id]->mbp = mbp;
 645                 /* initialize GSO context */
 646                 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp;
 647                 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp;
 648                 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types;
 649                 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN -
 650                         ETHER_CRC_LEN;
 651                 fwd_lcores[lc_id]->gso_ctx.flag = 0;
 652         }
 653
 654         /* Configuration of packet forwarding streams. */
 655         if (init_fwd_streams() < 0)
 656                 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n");
 657
 658         fwd_config_setup();
 659
 660         /* create a gro context for each lcore */
 661         gro_param.gro_types = RTE_GRO_TCP_IPV4;
 662         gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES;
 663         gro_param.max_item_per_flow = MAX_PKT_BURST;
 664         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
 665                 gro_param.socket_id = rte_lcore_to_socket_id(
 666                                 fwd_lcores_cpuids[lc_id]);
 667                 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param);
 668                 if (fwd_lcores[lc_id]->gro_ctx == NULL) {
 669                         rte_exit(EXIT_FAILURE,
 670                                         "rte_gro_ctx_create() failed\n");
 671                 }
 672         }
 673 }
 674
 675
 676 void
 677 reconfig(portid_t new_port_id, unsigned socket_id)
 678 {
 679         struct rte_port *port;
 680
 681         /* Reconfiguration of Ethernet ports. */
 682         port = &ports[new_port_id];
 683         rte_eth_dev_info_get(new_port_id, &port->dev_info);
 684
 685         /* set flag to initialize port/queue */
 686         port->need_reconfig = 1;
 687         port->need_reconfig_queues = 1;
 688         port->socket_id = socket_id;
 689
 690         init_port_config();
 691 }
 692
 693
 694 int
 695 init_fwd_streams(void)
 696 {
 697         portid_t pid;
 698         struct rte_port *port;
 699         streamid_t sm_id, nb_fwd_streams_new;
 700         queueid_t q;
 701
 702         /* set socket id according to numa or not */
 703         RTE_ETH_FOREACH_DEV(pid) {
 704                 port = &ports[pid];
 705                 if (nb_rxq > port->dev_info.max_rx_queues) {
 706                         printf("Fail: nb_rxq(%d) is greater than "
 707                                 "max_rx_queues(%d)\n", nb_rxq,
 708                                 port->dev_info.max_rx_queues);
 709                         return -1;
 710                 }
 711                 if (nb_txq > port->dev_info.max_tx_queues) {
 712                         printf("Fail: nb_txq(%d) is greater than "
 713                                 "max_tx_queues(%d)\n", nb_txq,
 714                                 port->dev_info.max_tx_queues);
 715                         return -1;
 716                 }
 717                 if (numa_support) {
 718                         if (port_numa[pid] != NUMA_NO_CONFIG)
 719                                 port->socket_id = port_numa[pid];
 720                         else {
 721                                 port->socket_id = rte_eth_dev_socket_id(pid);
 722
 723                                 /* if socket_id is invalid, set to 0 */
 724                                 if (check_socket_id(port->socket_id) < 0)
 725                                         port->socket_id = 0;
 726                         }
 727                 }
 728                 else {
 729                         if (socket_num == UMA_NO_CONFIG)
 730                                 port->socket_id = 0;
 731                         else
 732                                 port->socket_id = socket_num;
 733                 }
 734         }
 735
 736         q = RTE_MAX(nb_rxq, nb_txq);
 737         if (q == 0) {
 738                 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n");
 739                 return -1;
 740         }
 741         nb_fwd_streams_new = (streamid_t)(nb_ports * q);
 742         if (nb_fwd_streams_new == nb_fwd_streams)
 743                 return 0;
 744         /* clear the old */
 745         if (fwd_streams != NULL) {
 746                 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
 747                         if (fwd_streams[sm_id] == NULL)
 748                                 continue;
 749                         rte_free(fwd_streams[sm_id]);
 750                         fwd_streams[sm_id] = NULL;
 751                 }
 752                 rte_free(fwd_streams);
 753                 fwd_streams = NULL;
 754         }
 755
 756         /* init new */
 757         nb_fwd_streams = nb_fwd_streams_new;
 758         fwd_streams = rte_zmalloc("testpmd: fwd_streams",
 759                 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE);
 760         if (fwd_streams == NULL)
 761                 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) "
 762                                                 "failed\n", nb_fwd_streams);
 763
 764         for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
 765                 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream",
 766                                 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE);
 767                 if (fwd_streams[sm_id] == NULL)
 768                         rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)"
 769                                                                 " failed\n");
 770         }
 771
 772         return 0;
 773 }
 774
 775 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
 776 static void
 777 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
 778 {
 779         unsigned int total_burst;
 780         unsigned int nb_burst;
 781         unsigned int burst_stats[3];
 782         uint16_t pktnb_stats[3];
 783         uint16_t nb_pkt;
 784         int burst_percent[3];
 785
 786         /*
 787          * First compute the total number of packet bursts and the
 788          * two highest numbers of bursts of the same number of packets.
 789          */
 790         total_burst = 0;
 791         burst_stats[0] = burst_stats[1] = burst_stats[2] = 0;
 792         pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0;
 793         for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) {
 794                 nb_burst = pbs->pkt_burst_spread[nb_pkt];
 795                 if (nb_burst == 0)
 796                         continue;
 797                 total_burst += nb_burst;
 798                 if (nb_burst > burst_stats[0]) {
 799                         burst_stats[1] = burst_stats[0];
 800                         pktnb_stats[1] = pktnb_stats[0];
 801                         burst_stats[0] = nb_burst;
 802                         pktnb_stats[0] = nb_pkt;
 803                 }
 804         }
 805         if (total_burst == 0)
 806                 return;
 807         burst_percent[0] = (burst_stats[0] * 100) / total_burst;
 808         printf("  %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst,
 809                burst_percent[0], (int) pktnb_stats[0]);
 810         if (burst_stats[0] == total_burst) {
 811                 printf("]\n");
 812                 return;
 813         }
 814         if (burst_stats[0] + burst_stats[1] == total_burst) {
 815                 printf(" + %d%% of %d pkts]\n",
 816                        100 - burst_percent[0], pktnb_stats[1]);
 817                 return;
 818         }
 819         burst_percent[1] = (burst_stats[1] * 100) / total_burst;
 820         burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]);
 821         if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) {
 822                 printf(" + %d%% of others]\n", 100 - burst_percent[0]);
 823                 return;
 824         }
 825         printf(" + %d%% of %d pkts + %d%% of others]\n",
 826                burst_percent[1], (int) pktnb_stats[1], burst_percent[2]);
 827 }
 828 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */
 829
 830 static void
 831 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats)
 832 {
 833         struct rte_port *port;
 834         uint8_t i;
 835
 836         static const char *fwd_stats_border = "----------------------";
 837
 838         port = &ports[port_id];
 839         printf("\n  %s Forward statistics for port %-2d %s\n",
 840                fwd_stats_border, port_id, fwd_stats_border);
 841
 842         if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) {
 843                 printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
 844                        "%-"PRIu64"\n",
 845                        stats->ipackets, stats->imissed,
 846                        (uint64_t) (stats->ipackets + stats->imissed));
 847
 848                 if (cur_fwd_eng == &csum_fwd_engine)
 849                         printf("  Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n",
 850                                port->rx_bad_ip_csum, port->rx_bad_l4_csum);
 851                 if ((stats->ierrors + stats->rx_nombuf) > 0) {
 852                         printf("  RX-error: %-"PRIu64"\n",  stats->ierrors);
 853                         printf("  RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf);
 854                 }
 855
 856                 printf("  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
 857                        "%-"PRIu64"\n",
 858                        stats->opackets, port->tx_dropped,
 859                        (uint64_t) (stats->opackets + port->tx_dropped));
 860         }
 861         else {
 862                 printf("  RX-packets:             %14"PRIu64"    RX-dropped:%14"PRIu64"    RX-total:"
 863                        "%14"PRIu64"\n",
 864                        stats->ipackets, stats->imissed,
 865                        (uint64_t) (stats->ipackets + stats->imissed));
 866
 867                 if (cur_fwd_eng == &csum_fwd_engine)
 868                         printf("  Bad-ipcsum:%14"PRIu64"    Bad-l4csum:%14"PRIu64"\n",
 869                                port->rx_bad_ip_csum, port->rx_bad_l4_csum);
 870                 if ((stats->ierrors + stats->rx_nombuf) > 0) {
 871                         printf("  RX-error:%"PRIu64"\n", stats->ierrors);
 872                         printf("  RX-nombufs:             %14"PRIu64"\n",
 873                                stats->rx_nombuf);
 874                 }
 875
 876                 printf("  TX-packets:             %14"PRIu64"    TX-dropped:%14"PRIu64"    TX-total:"
 877                        "%14"PRIu64"\n",
 878                        stats->opackets, port->tx_dropped,
 879                        (uint64_t) (stats->opackets + port->tx_dropped));
 880         }
 881
 882 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
 883         if (port->rx_stream)
 884                 pkt_burst_stats_display("RX",
 885                         &port->rx_stream->rx_burst_stats);
 886         if (port->tx_stream)
 887                 pkt_burst_stats_display("TX",
 888                         &port->tx_stream->tx_burst_stats);
 889 #endif
 890
 891         if (port->rx_queue_stats_mapping_enabled) {
 892                 printf("\n");
 893                 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
 894                         printf("  Stats reg %2d RX-packets:%14"PRIu64
 895                                "     RX-errors:%14"PRIu64
 896                                "    RX-bytes:%14"PRIu64"\n",
 897                                i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]);
 898                 }
 899                 printf("\n");
 900         }
 901         if (port->tx_queue_stats_mapping_enabled) {
 902                 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
 903                         printf("  Stats reg %2d TX-packets:%14"PRIu64
 904                                "                                 TX-bytes:%14"PRIu64"\n",
 905                                i, stats->q_opackets[i], stats->q_obytes[i]);
 906                 }
 907         }
 908
 909         printf("  %s--------------------------------%s\n",
 910                fwd_stats_border, fwd_stats_border);
 911 }
 912
 913 static void
 914 fwd_stream_stats_display(streamid_t stream_id)
 915 {
 916         struct fwd_stream *fs;
 917         static const char *fwd_top_stats_border = "-------";
 918
 919         fs = fwd_streams[stream_id];
 920         if ((fs->rx_packets == 0) && (fs->tx_packets == 0) &&
 921             (fs->fwd_dropped == 0))
 922                 return;
 923         printf("\n  %s Forward Stats for RX Port=%2d/Queue=%2d -> "
 924                "TX Port=%2d/Queue=%2d %s\n",
 925                fwd_top_stats_border, fs->rx_port, fs->rx_queue,
 926                fs->tx_port, fs->tx_queue, fwd_top_stats_border);
 927         printf("  RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u",
 928                fs->rx_packets, fs->tx_packets, fs->fwd_dropped);
 929
 930         /* if checksum mode */
 931         if (cur_fwd_eng == &csum_fwd_engine) {
 932                printf("  RX- bad IP checksum: %-14u  Rx- bad L4 checksum: "
 933                         "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum);
 934         }
 935
 936 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
 937         pkt_burst_stats_display("RX", &fs->rx_burst_stats);
 938         pkt_burst_stats_display("TX", &fs->tx_burst_stats);
 939 #endif
 940 }
 941
 942 static void
 943 flush_fwd_rx_queues(void)
 944 {
 945         struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
 946         portid_t  rxp;
 947         portid_t port_id;
 948         queueid_t rxq;
 949         uint16_t  nb_rx;
 950         uint16_t  i;
 951         uint8_t   j;
 952         uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
 953         uint64_t timer_period;
 954
 955         /* convert to number of cycles */
 956         timer_period = rte_get_timer_hz(); /* 1 second timeout */
 957
 958         for (j = 0; j < 2; j++) {
 959                 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) {
 960                         for (rxq = 0; rxq < nb_rxq; rxq++) {
 961                                 port_id = fwd_ports_ids[rxp];
 962                                 /**
 963                                 * testpmd can stuck in the below do while loop
 964                                 * if rte_eth_rx_burst() always returns nonzero
 965                                 * packets. So timer is added to exit this loop
 966                                 * after 1sec timer expiry.
 967                                 */
 968                                 prev_tsc = rte_rdtsc();
 969                                 do {
 970                                         nb_rx = rte_eth_rx_burst(port_id, rxq,
 971                                                 pkts_burst, MAX_PKT_BURST);
 972                                         for (i = 0; i < nb_rx; i++)
 973                                                 rte_pktmbuf_free(pkts_burst[i]);
 974
 975                                         cur_tsc = rte_rdtsc();
 976                                         diff_tsc = cur_tsc - prev_tsc;
 977                                         timer_tsc += diff_tsc;
 978                                 } while ((nb_rx > 0) &&
 979                                         (timer_tsc < timer_period));
 980                                 timer_tsc = 0;
 981                         }
 982                 }
 983                 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */
 984         }
 985 }
 986
 987 static void
 988 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
 989 {
 990         struct fwd_stream **fsm;
 991         streamid_t nb_fs;
 992         streamid_t sm_id;
 993 #ifdef RTE_LIBRTE_BITRATE
 994         uint64_t tics_per_1sec;
 995         uint64_t tics_datum;
 996         uint64_t tics_current;
 997         uint8_t idx_port, cnt_ports;
 998
 999         cnt_ports = rte_eth_dev_count();
1000         tics_datum = rte_rdtsc();
1001         tics_per_1sec = rte_get_timer_hz();
1002 #endif
1003         fsm = &fwd_streams[fc->stream_idx];
1004         nb_fs = fc->stream_nb;
1005         do {
1006                 for (sm_id = 0; sm_id < nb_fs; sm_id++)
1007                         (*pkt_fwd)(fsm[sm_id]);
1008 #ifdef RTE_LIBRTE_BITRATE
1009                 if (bitrate_enabled != 0 &&
1010                                 bitrate_lcore_id == rte_lcore_id()) {
1011                         tics_current = rte_rdtsc();
1012                         if (tics_current - tics_datum >= tics_per_1sec) {
1013                                 /* Periodic bitrate calculation */
1014                                 for (idx_port = 0;
1015                                                 idx_port < cnt_ports;
1016                                                 idx_port++)
1017                                         rte_stats_bitrate_calc(bitrate_data,
1018                                                 idx_port);
1019                                 tics_datum = tics_current;
1020                         }
1021                 }
1022 #endif
1023 #ifdef RTE_LIBRTE_LATENCY_STATS
1024                 if (latencystats_enabled != 0 &&
1025                                 latencystats_lcore_id == rte_lcore_id())
1026                         rte_latencystats_update();
1027 #endif
1028
1029         } while (! fc->stopped);
1030 }
1031
1032 static int
1033 start_pkt_forward_on_core(void *fwd_arg)
1034 {
1035         run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg,
1036                              cur_fwd_config.fwd_eng->packet_fwd);
1037         return 0;
1038 }
1039
1040 /*
1041  * Run the TXONLY packet forwarding engine to send a single burst of packets.
1042  * Used to start communication flows in network loopback test configurations.
1043  */
1044 static int
1045 run_one_txonly_burst_on_core(void *fwd_arg)
1046 {
1047         struct fwd_lcore *fwd_lc;
1048         struct fwd_lcore tmp_lcore;
1049
1050         fwd_lc = (struct fwd_lcore *) fwd_arg;
1051         tmp_lcore = *fwd_lc;
1052         tmp_lcore.stopped = 1;
1053         run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd);
1054         return 0;
1055 }
1056
1057 /*
1058  * Launch packet forwarding:
1059  *     - Setup per-port forwarding context.
1060  *     - launch logical cores with their forwarding configuration.
1061  */
1062 static void
1063 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore)
1064 {
1065         port_fwd_begin_t port_fwd_begin;
1066         unsigned int i;
1067         unsigned int lc_id;
1068         int diag;
1069
1070         port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin;
1071         if (port_fwd_begin != NULL) {
1072                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1073                         (*port_fwd_begin)(fwd_ports_ids[i]);
1074         }
1075         for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) {
1076                 lc_id = fwd_lcores_cpuids[i];
1077                 if ((interactive == 0) || (lc_id != rte_lcore_id())) {
1078                         fwd_lcores[i]->stopped = 0;
1079                         diag = rte_eal_remote_launch(pkt_fwd_on_lcore,
1080                                                      fwd_lcores[i], lc_id);
1081                         if (diag != 0)
1082                                 printf("launch lcore %u failed - diag=%d\n",
1083                                        lc_id, diag);
1084                 }
1085         }
1086 }
1087
1088 /*
1089  * Launch packet forwarding configuration.
1090  */
1091 void
1092 start_packet_forwarding(int with_tx_first)
1093 {
1094         port_fwd_begin_t port_fwd_begin;
1095         port_fwd_end_t  port_fwd_end;
1096         struct rte_port *port;
1097         unsigned int i;
1098         portid_t   pt_id;
1099         streamid_t sm_id;
1100
1101         if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq)
1102                 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n");
1103
1104         if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq)
1105                 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n");
1106
1107         if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 &&
1108                 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) &&
1109                 (!nb_rxq || !nb_txq))
1110                 rte_exit(EXIT_FAILURE,
1111                         "Either rxq or txq are 0, cannot use %s fwd mode\n",
1112                         cur_fwd_eng->fwd_mode_name);
1113
1114         if (all_ports_started() == 0) {
1115                 printf("Not all ports were started\n");
1116                 return;
1117         }
1118         if (test_done == 0) {
1119                 printf("Packet forwarding already started\n");
1120                 return;
1121         }
1122
1123         if (init_fwd_streams() < 0) {
1124                 printf("Fail from init_fwd_streams()\n");
1125                 return;
1126         }
1127
1128         if(dcb_test) {
1129                 for (i = 0; i < nb_fwd_ports; i++) {
1130                         pt_id = fwd_ports_ids[i];
1131                         port = &ports[pt_id];
1132                         if (!port->dcb_flag) {
1133                                 printf("In DCB mode, all forwarding ports must "
1134                                        "be configured in this mode.\n");
1135                                 return;
1136                         }
1137                 }
1138                 if (nb_fwd_lcores == 1) {
1139                         printf("In DCB mode,the nb forwarding cores "
1140                                "should be larger than 1.\n");
1141                         return;
1142                 }
1143         }
1144         test_done = 0;
1145
1146         if(!no_flush_rx)
1147                 flush_fwd_rx_queues();
1148
1149         fwd_config_setup();
1150         pkt_fwd_config_display(&cur_fwd_config);
1151         rxtx_config_display();
1152
1153         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1154                 pt_id = fwd_ports_ids[i];
1155                 port = &ports[pt_id];
1156                 rte_eth_stats_get(pt_id, &port->stats);
1157                 port->tx_dropped = 0;
1158
1159                 map_port_queue_stats_mapping_registers(pt_id, port);
1160         }
1161         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1162                 fwd_streams[sm_id]->rx_packets = 0;
1163                 fwd_streams[sm_id]->tx_packets = 0;
1164                 fwd_streams[sm_id]->fwd_dropped = 0;
1165                 fwd_streams[sm_id]->rx_bad_ip_csum = 0;
1166                 fwd_streams[sm_id]->rx_bad_l4_csum = 0;
1167
1168 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1169                 memset(&fwd_streams[sm_id]->rx_burst_stats, 0,
1170                        sizeof(fwd_streams[sm_id]->rx_burst_stats));
1171                 memset(&fwd_streams[sm_id]->tx_burst_stats, 0,
1172                        sizeof(fwd_streams[sm_id]->tx_burst_stats));
1173 #endif
1174 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1175                 fwd_streams[sm_id]->core_cycles = 0;
1176 #endif
1177         }
1178         if (with_tx_first) {
1179                 port_fwd_begin = tx_only_engine.port_fwd_begin;
1180                 if (port_fwd_begin != NULL) {
1181                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1182                                 (*port_fwd_begin)(fwd_ports_ids[i]);
1183                 }
1184                 while (with_tx_first--) {
1185                         launch_packet_forwarding(
1186                                         run_one_txonly_burst_on_core);
1187                         rte_eal_mp_wait_lcore();
1188                 }
1189                 port_fwd_end = tx_only_engine.port_fwd_end;
1190                 if (port_fwd_end != NULL) {
1191                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1192                                 (*port_fwd_end)(fwd_ports_ids[i]);
1193                 }
1194         }
1195         launch_packet_forwarding(start_pkt_forward_on_core);
1196 }
1197
1198 void
1199 stop_packet_forwarding(void)
1200 {
1201         struct rte_eth_stats stats;
1202         struct rte_port *port;
1203         port_fwd_end_t  port_fwd_end;
1204         int i;
1205         portid_t   pt_id;
1206         streamid_t sm_id;
1207         lcoreid_t  lc_id;
1208         uint64_t total_recv;
1209         uint64_t total_xmit;
1210         uint64_t total_rx_dropped;
1211         uint64_t total_tx_dropped;
1212         uint64_t total_rx_nombuf;
1213         uint64_t tx_dropped;
1214         uint64_t rx_bad_ip_csum;
1215         uint64_t rx_bad_l4_csum;
1216 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1217         uint64_t fwd_cycles;
1218 #endif
1219
1220         static const char *acc_stats_border = "+++++++++++++++";
1221
1222         if (test_done) {
1223                 printf("Packet forwarding not started\n");
1224                 return;
1225         }
1226         printf("Telling cores to stop...");
1227         for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
1228                 fwd_lcores[lc_id]->stopped = 1;
1229         printf("\nWaiting for lcores to finish...\n");
1230         rte_eal_mp_wait_lcore();
1231         port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
1232         if (port_fwd_end != NULL) {
1233                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1234                         pt_id = fwd_ports_ids[i];
1235                         (*port_fwd_end)(pt_id);
1236                 }
1237         }
1238 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1239         fwd_cycles = 0;
1240 #endif
1241         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1242                 if (cur_fwd_config.nb_fwd_streams >
1243                     cur_fwd_config.nb_fwd_ports) {
1244                         fwd_stream_stats_display(sm_id);
1245                         ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL;
1246                         ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL;
1247                 } else {
1248                         ports[fwd_streams[sm_id]->tx_port].tx_stream =
1249                                 fwd_streams[sm_id];
1250                         ports[fwd_streams[sm_id]->rx_port].rx_stream =
1251                                 fwd_streams[sm_id];
1252                 }
1253                 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped;
1254                 tx_dropped = (uint64_t) (tx_dropped +
1255                                          fwd_streams[sm_id]->fwd_dropped);
1256                 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped;
1257
1258                 rx_bad_ip_csum =
1259                         ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum;
1260                 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum +
1261                                          fwd_streams[sm_id]->rx_bad_ip_csum);
1262                 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum =
1263                                                         rx_bad_ip_csum;
1264
1265                 rx_bad_l4_csum =
1266                         ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum;
1267                 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum +
1268                                          fwd_streams[sm_id]->rx_bad_l4_csum);
1269                 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum =
1270                                                         rx_bad_l4_csum;
1271
1272 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1273                 fwd_cycles = (uint64_t) (fwd_cycles +
1274                                          fwd_streams[sm_id]->core_cycles);
1275 #endif
1276         }
1277         total_recv = 0;
1278         total_xmit = 0;
1279         total_rx_dropped = 0;
1280         total_tx_dropped = 0;
1281         total_rx_nombuf  = 0;
1282         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1283                 pt_id = fwd_ports_ids[i];
1284
1285                 port = &ports[pt_id];
1286                 rte_eth_stats_get(pt_id, &stats);
1287                 stats.ipackets -= port->stats.ipackets;
1288                 port->stats.ipackets = 0;
1289                 stats.opackets -= port->stats.opackets;
1290                 port->stats.opackets = 0;
1291                 stats.ibytes   -= port->stats.ibytes;
1292                 port->stats.ibytes = 0;
1293                 stats.obytes   -= port->stats.obytes;
1294                 port->stats.obytes = 0;
1295                 stats.imissed  -= port->stats.imissed;
1296                 port->stats.imissed = 0;
1297                 stats.oerrors  -= port->stats.oerrors;
1298                 port->stats.oerrors = 0;
1299                 stats.rx_nombuf -= port->stats.rx_nombuf;
1300                 port->stats.rx_nombuf = 0;
1301
1302                 total_recv += stats.ipackets;
1303                 total_xmit += stats.opackets;
1304                 total_rx_dropped += stats.imissed;
1305                 total_tx_dropped += port->tx_dropped;
1306                 total_rx_nombuf  += stats.rx_nombuf;
1307
1308                 fwd_port_stats_display(pt_id, &stats);
1309         }
1310
1311         printf("\n  %s Accumulated forward statistics for all ports"
1312                "%s\n",
1313                acc_stats_border, acc_stats_border);
1314         printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
1315                "%-"PRIu64"\n"
1316                "  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
1317                "%-"PRIu64"\n",
1318                total_recv, total_rx_dropped, total_recv + total_rx_dropped,
1319                total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
1320         if (total_rx_nombuf > 0)
1321                 printf("  RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
1322         printf("  %s++++++++++++++++++++++++++++++++++++++++++++++"
1323                "%s\n",
1324                acc_stats_border, acc_stats_border);
1325 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1326         if (total_recv > 0)
1327                 printf("\n  CPU cycles/packet=%u (total cycles="
1328                        "%"PRIu64" / total RX packets=%"PRIu64")\n",
1329                        (unsigned int)(fwd_cycles / total_recv),
1330                        fwd_cycles, total_recv);
1331 #endif
1332         printf("\nDone.\n");
1333         test_done = 1;
1334 }
1335
1336 void
1337 dev_set_link_up(portid_t pid)
1338 {
1339         if (rte_eth_dev_set_link_up(pid) < 0)
1340                 printf("\nSet link up fail.\n");
1341 }
1342
1343 void
1344 dev_set_link_down(portid_t pid)
1345 {
1346         if (rte_eth_dev_set_link_down(pid) < 0)
1347                 printf("\nSet link down fail.\n");
1348 }
1349
1350 static int
1351 all_ports_started(void)
1352 {
1353         portid_t pi;
1354         struct rte_port *port;
1355
1356         RTE_ETH_FOREACH_DEV(pi) {
1357                 port = &ports[pi];
1358                 /* Check if there is a port which is not started */
1359                 if ((port->port_status != RTE_PORT_STARTED) &&
1360                         (port->slave_flag == 0))
1361                         return 0;
1362         }
1363
1364         /* No port is not started */
1365         return 1;
1366 }
1367
1368 int
1369 port_is_stopped(portid_t port_id)
1370 {
1371         struct rte_port *port = &ports[port_id];
1372
1373         if ((port->port_status != RTE_PORT_STOPPED) &&
1374             (port->slave_flag == 0))
1375                 return 0;
1376         return 1;
1377 }
1378
1379 int
1380 all_ports_stopped(void)
1381 {
1382         portid_t pi;
1383
1384         RTE_ETH_FOREACH_DEV(pi) {
1385                 if (!port_is_stopped(pi))
1386                         return 0;
1387         }
1388
1389         return 1;
1390 }
1391
1392 int
1393 port_is_started(portid_t port_id)
1394 {
1395         if (port_id_is_invalid(port_id, ENABLED_WARN))
1396                 return 0;
1397
1398         if (ports[port_id].port_status != RTE_PORT_STARTED)
1399                 return 0;
1400
1401         return 1;
1402 }
1403
1404 static int
1405 port_is_closed(portid_t port_id)
1406 {
1407         if (port_id_is_invalid(port_id, ENABLED_WARN))
1408                 return 0;
1409
1410         if (ports[port_id].port_status != RTE_PORT_CLOSED)
1411                 return 0;
1412
1413         return 1;
1414 }
1415
1416 int
1417 start_port(portid_t pid)
1418 {
1419         int diag, need_check_link_status = -1;
1420         portid_t pi;
1421         queueid_t qi;
1422         struct rte_port *port;
1423         struct ether_addr mac_addr;
1424         enum rte_eth_event_type event_type;
1425
1426         if (port_id_is_invalid(pid, ENABLED_WARN))
1427                 return 0;
1428
1429         if(dcb_config)
1430                 dcb_test = 1;
1431         RTE_ETH_FOREACH_DEV(pi) {
1432                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1433                         continue;
1434
1435                 need_check_link_status = 0;
1436                 port = &ports[pi];
1437                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED,
1438                                                  RTE_PORT_HANDLING) == 0) {
1439                         printf("Port %d is now not stopped\n", pi);
1440                         continue;
1441                 }
1442
1443                 if (port->need_reconfig > 0) {
1444                         port->need_reconfig = 0;
1445
1446                         if (flow_isolate_all) {
1447                                 int ret = port_flow_isolate(pi, 1);
1448                                 if (ret) {
1449                                         printf("Failed to apply isolated"
1450                                                " mode on port %d\n", pi);
1451                                         return -1;
1452                                 }
1453                         }
1454
1455                         printf("Configuring Port %d (socket %u)\n", pi,
1456                                         port->socket_id);
1457                         /* configure port */
1458                         diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq,
1459                                                 &(port->dev_conf));
1460                         if (diag != 0) {
1461                                 if (rte_atomic16_cmpset(&(port->port_status),
1462                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1463                                         printf("Port %d can not be set back "
1464                                                         "to stopped\n", pi);
1465                                 printf("Fail to configure port %d\n", pi);
1466                                 /* try to reconfigure port next time */
1467                                 port->need_reconfig = 1;
1468                                 return -1;
1469                         }
1470                 }
1471                 if (port->need_reconfig_queues > 0) {
1472                         port->need_reconfig_queues = 0;
1473                         /* setup tx queues */
1474                         for (qi = 0; qi < nb_txq; qi++) {
1475                                 if ((numa_support) &&
1476                                         (txring_numa[pi] != NUMA_NO_CONFIG))
1477                                         diag = rte_eth_tx_queue_setup(pi, qi,
1478                                                 nb_txd,txring_numa[pi],
1479                                                 &(port->tx_conf));
1480                                 else
1481                                         diag = rte_eth_tx_queue_setup(pi, qi,
1482                                                 nb_txd,port->socket_id,
1483                                                 &(port->tx_conf));
1484
1485                                 if (diag == 0)
1486                                         continue;
1487
1488                                 /* Fail to setup tx queue, return */
1489                                 if (rte_atomic16_cmpset(&(port->port_status),
1490                                                         RTE_PORT_HANDLING,
1491                                                         RTE_PORT_STOPPED) == 0)
1492                                         printf("Port %d can not be set back "
1493                                                         "to stopped\n", pi);
1494                                 printf("Fail to configure port %d tx queues\n", pi);
1495                                 /* try to reconfigure queues next time */
1496                                 port->need_reconfig_queues = 1;
1497                                 return -1;
1498                         }
1499                         /* Apply Rx offloads configuration */
1500                         port->rx_conf.offloads = port->dev_conf.rxmode.offloads;
1501                         /* setup rx queues */
1502                         for (qi = 0; qi < nb_rxq; qi++) {
1503                                 if ((numa_support) &&
1504                                         (rxring_numa[pi] != NUMA_NO_CONFIG)) {
1505                                         struct rte_mempool * mp =
1506                                                 mbuf_pool_find(rxring_numa[pi]);
1507                                         if (mp == NULL) {
1508                                                 printf("Failed to setup RX queue:"
1509                                                         "No mempool allocation"
1510                                                         " on the socket %d\n",
1511                                                         rxring_numa[pi]);
1512                                                 return -1;
1513                                         }
1514
1515                                         diag = rte_eth_rx_queue_setup(pi, qi,
1516                                              nb_rxd,rxring_numa[pi],
1517                                              &(port->rx_conf),mp);
1518                                 } else {
1519                                         struct rte_mempool *mp =
1520                                                 mbuf_pool_find(port->socket_id);
1521                                         if (mp == NULL) {
1522                                                 printf("Failed to setup RX queue:"
1523                                                         "No mempool allocation"
1524                                                         " on the socket %d\n",
1525                                                         port->socket_id);
1526                                                 return -1;
1527                                         }
1528                                         diag = rte_eth_rx_queue_setup(pi, qi,
1529                                              nb_rxd,port->socket_id,
1530                                              &(port->rx_conf), mp);
1531                                 }
1532                                 if (diag == 0)
1533                                         continue;
1534
1535                                 /* Fail to setup rx queue, return */
1536                                 if (rte_atomic16_cmpset(&(port->port_status),
1537                                                         RTE_PORT_HANDLING,
1538                                                         RTE_PORT_STOPPED) == 0)
1539                                         printf("Port %d can not be set back "
1540                                                         "to stopped\n", pi);
1541                                 printf("Fail to configure port %d rx queues\n", pi);
1542                                 /* try to reconfigure queues next time */
1543                                 port->need_reconfig_queues = 1;
1544                                 return -1;
1545                         }
1546                 }
1547
1548                 for (event_type = RTE_ETH_EVENT_UNKNOWN;
1549                      event_type < RTE_ETH_EVENT_MAX;
1550                      event_type++) {
1551                         diag = rte_eth_dev_callback_register(pi,
1552                                                         event_type,
1553                                                         eth_event_callback,
1554                                                         NULL);
1555                         if (diag) {
1556                                 printf("Failed to setup even callback for event %d\n",
1557                                         event_type);
1558                                 return -1;
1559                         }
1560                 }
1561
1562                 /* start port */
1563                 if (rte_eth_dev_start(pi) < 0) {
1564                         printf("Fail to start port %d\n", pi);
1565
1566                         /* Fail to setup rx queue, return */
1567                         if (rte_atomic16_cmpset(&(port->port_status),
1568                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1569                                 printf("Port %d can not be set back to "
1570                                                         "stopped\n", pi);
1571                         continue;
1572                 }
1573
1574                 if (rte_atomic16_cmpset(&(port->port_status),
1575                         RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0)
1576                         printf("Port %d can not be set into started\n", pi);
1577
1578                 rte_eth_macaddr_get(pi, &mac_addr);
1579                 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi,
1580                                 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1],
1581                                 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3],
1582                                 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]);
1583
1584                 /* at least one port started, need checking link status */
1585                 need_check_link_status = 1;
1586         }
1587
1588         if (need_check_link_status == 1 && !no_link_check)
1589                 check_all_ports_link_status(RTE_PORT_ALL);
1590         else if (need_check_link_status == 0)
1591                 printf("Please stop the ports first\n");
1592
1593         printf("Done\n");
1594         return 0;
1595 }
1596
1597 void
1598 stop_port(portid_t pid)
1599 {
1600         portid_t pi;
1601         struct rte_port *port;
1602         int need_check_link_status = 0;
1603
1604         if (dcb_test) {
1605                 dcb_test = 0;
1606                 dcb_config = 0;
1607         }
1608
1609         if (port_id_is_invalid(pid, ENABLED_WARN))
1610                 return;
1611
1612         printf("Stopping ports...\n");
1613
1614         RTE_ETH_FOREACH_DEV(pi) {
1615                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1616                         continue;
1617
1618                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
1619                         printf("Please remove port %d from forwarding configuration.\n", pi);
1620                         continue;
1621                 }
1622
1623                 if (port_is_bonding_slave(pi)) {
1624                         printf("Please remove port %d from bonded device.\n", pi);
1625                         continue;
1626                 }
1627
1628                 port = &ports[pi];
1629                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED,
1630                                                 RTE_PORT_HANDLING) == 0)
1631                         continue;
1632
1633                 rte_eth_dev_stop(pi);
1634
1635                 if (rte_atomic16_cmpset(&(port->port_status),
1636                         RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1637                         printf("Port %d can not be set into stopped\n", pi);
1638                 need_check_link_status = 1;
1639         }
1640         if (need_check_link_status && !no_link_check)
1641                 check_all_ports_link_status(RTE_PORT_ALL);
1642
1643         printf("Done\n");
1644 }
1645
1646 void
1647 close_port(portid_t pid)
1648 {
1649         portid_t pi;
1650         struct rte_port *port;
1651
1652         if (port_id_is_invalid(pid, ENABLED_WARN))
1653                 return;
1654
1655         printf("Closing ports...\n");
1656
1657         RTE_ETH_FOREACH_DEV(pi) {
1658                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1659                         continue;
1660
1661                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
1662                         printf("Please remove port %d from forwarding configuration.\n", pi);
1663                         continue;
1664                 }
1665
1666                 if (port_is_bonding_slave(pi)) {
1667                         printf("Please remove port %d from bonded device.\n", pi);
1668                         continue;
1669                 }
1670
1671                 port = &ports[pi];
1672                 if (rte_atomic16_cmpset(&(port->port_status),
1673                         RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) {
1674                         printf("Port %d is already closed\n", pi);
1675                         continue;
1676                 }
1677
1678                 if (rte_atomic16_cmpset(&(port->port_status),
1679                         RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) {
1680                         printf("Port %d is now not stopped\n", pi);
1681                         continue;
1682                 }
1683
1684                 if (port->flow_list)
1685                         port_flow_flush(pi);
1686                 rte_eth_dev_close(pi);
1687
1688                 if (rte_atomic16_cmpset(&(port->port_status),
1689                         RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0)
1690                         printf("Port %d cannot be set to closed\n", pi);
1691         }
1692
1693         printf("Done\n");
1694 }
1695
1696 void
1697 reset_port(portid_t pid)
1698 {
1699         int diag;
1700         portid_t pi;
1701         struct rte_port *port;
1702
1703         if (port_id_is_invalid(pid, ENABLED_WARN))
1704                 return;
1705
1706         printf("Resetting ports...\n");
1707
1708         RTE_ETH_FOREACH_DEV(pi) {
1709                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1710                         continue;
1711
1712                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
1713                         printf("Please remove port %d from forwarding "
1714                                "configuration.\n", pi);
1715                         continue;
1716                 }
1717
1718                 if (port_is_bonding_slave(pi)) {
1719                         printf("Please remove port %d from bonded device.\n",
1720                                pi);
1721                         continue;
1722                 }
1723
1724                 diag = rte_eth_dev_reset(pi);
1725                 if (diag == 0) {
1726                         port = &ports[pi];
1727                         port->need_reconfig = 1;
1728                         port->need_reconfig_queues = 1;
1729                 } else {
1730                         printf("Failed to reset port %d. diag=%d\n", pi, diag);
1731                 }
1732         }
1733
1734         printf("Done\n");
1735 }
1736
1737 void
1738 attach_port(char *identifier)
1739 {
1740         portid_t pi = 0;
1741         unsigned int socket_id;
1742
1743         printf("Attaching a new port...\n");
1744
1745         if (identifier == NULL) {
1746                 printf("Invalid parameters are specified\n");
1747                 return;
1748         }
1749
1750         if (rte_eth_dev_attach(identifier, &pi))
1751                 return;
1752
1753         socket_id = (unsigned)rte_eth_dev_socket_id(pi);
1754         /* if socket_id is invalid, set to 0 */
1755         if (check_socket_id(socket_id) < 0)
1756                 socket_id = 0;
1757         reconfig(pi, socket_id);
1758         rte_eth_promiscuous_enable(pi);
1759
1760         nb_ports = rte_eth_dev_count();
1761
1762         ports[pi].port_status = RTE_PORT_STOPPED;
1763
1764         printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports);
1765         printf("Done\n");
1766 }
1767
1768 void
1769 detach_port(portid_t port_id)
1770 {
1771         char name[RTE_ETH_NAME_MAX_LEN];
1772
1773         printf("Detaching a port...\n");
1774
1775         if (!port_is_closed(port_id)) {
1776                 printf("Please close port first\n");
1777                 return;
1778         }
1779
1780         if (ports[port_id].flow_list)
1781                 port_flow_flush(port_id);
1782
1783         if (rte_eth_dev_detach(port_id, name)) {
1784                 TESTPMD_LOG(ERR, "Failed to detach port '%s'\n", name);
1785                 return;
1786         }
1787
1788         nb_ports = rte_eth_dev_count();
1789
1790         printf("Port '%s' is detached. Now total ports is %d\n",
1791                         name, nb_ports);
1792         printf("Done\n");
1793         return;
1794 }
1795
1796 void
1797 pmd_test_exit(void)
1798 {
1799         portid_t pt_id;
1800
1801         if (test_done == 0)
1802                 stop_packet_forwarding();
1803
1804         if (ports != NULL) {
1805                 no_link_check = 1;
1806                 RTE_ETH_FOREACH_DEV(pt_id) {
1807                         printf("\nShutting down port %d...\n", pt_id);
1808                         fflush(stdout);
1809                         stop_port(pt_id);
1810                         close_port(pt_id);
1811                 }
1812         }
1813         printf("\nBye...\n");
1814 }
1815
1816 typedef void (*cmd_func_t)(void);
1817 struct pmd_test_command {
1818         const char *cmd_name;
1819         cmd_func_t cmd_func;
1820 };
1821
1822 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0]))
1823
1824 /* Check the link status of all ports in up to 9s, and print them finally */
1825 static void
1826 check_all_ports_link_status(uint32_t port_mask)
1827 {
1828 #define CHECK_INTERVAL 100 /* 100ms */
1829 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1830         portid_t portid;
1831         uint8_t count, all_ports_up, print_flag = 0;
1832         struct rte_eth_link link;
1833
1834         printf("Checking link statuses...\n");
1835         fflush(stdout);
1836         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1837                 all_ports_up = 1;
1838                 RTE_ETH_FOREACH_DEV(portid) {
1839                         if ((port_mask & (1 << portid)) == 0)
1840                                 continue;
1841                         memset(&link, 0, sizeof(link));
1842                         rte_eth_link_get_nowait(portid, &link);
1843                         /* print link status if flag set */
1844                         if (print_flag == 1) {
1845                                 if (link.link_status)
1846                                         printf(
1847                                         "Port%d Link Up. speed %u Mbps- %s\n",
1848                                         portid, link.link_speed,
1849                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1850                                         ("full-duplex") : ("half-duplex\n"));
1851                                 else
1852                                         printf("Port %d Link Down\n", portid);
1853                                 continue;
1854                         }
1855                         /* clear all_ports_up flag if any link down */
1856                         if (link.link_status == ETH_LINK_DOWN) {
1857                                 all_ports_up = 0;
1858                                 break;
1859                         }
1860                 }
1861                 /* after finally printing all link status, get out */
1862                 if (print_flag == 1)
1863                         break;
1864
1865                 if (all_ports_up == 0) {
1866                         fflush(stdout);
1867                         rte_delay_ms(CHECK_INTERVAL);
1868                 }
1869
1870                 /* set the print_flag if all ports up or timeout */
1871                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1872                         print_flag = 1;
1873                 }
1874
1875                 if (lsc_interrupt)
1876                         break;
1877         }
1878 }
1879
1880 static void
1881 rmv_event_callback(void *arg)
1882 {
1883         struct rte_eth_dev *dev;
1884         portid_t port_id = (intptr_t)arg;
1885
1886         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1887         dev = &rte_eth_devices[port_id];
1888
1889         stop_port(port_id);
1890         close_port(port_id);
1891         printf("removing device %s\n", dev->device->name);
1892         if (rte_eal_dev_detach(dev->device))
1893                 TESTPMD_LOG(ERR, "Failed to detach device %s\n",
1894                         dev->device->name);
1895 }
1896
1897 /* This function is used by the interrupt thread */
1898 static int
1899 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param,
1900                   void *ret_param)
1901 {
1902         static const char * const event_desc[] = {
1903                 [RTE_ETH_EVENT_UNKNOWN] = "Unknown",
1904                 [RTE_ETH_EVENT_INTR_LSC] = "LSC",
1905                 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state",
1906                 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset",
1907                 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox",
1908                 [RTE_ETH_EVENT_MACSEC] = "MACsec",
1909                 [RTE_ETH_EVENT_INTR_RMV] = "device removal",
1910                 [RTE_ETH_EVENT_MAX] = NULL,
1911         };
1912
1913         RTE_SET_USED(param);
1914         RTE_SET_USED(ret_param);
1915
1916         if (type >= RTE_ETH_EVENT_MAX) {
1917                 fprintf(stderr, "\nPort %" PRIu8 ": %s called upon invalid event %d\n",
1918                         port_id, __func__, type);
1919                 fflush(stderr);
1920         } else if (event_print_mask & (UINT32_C(1) << type)) {
1921                 printf("\nPort %" PRIu8 ": %s event\n", port_id,
1922                         event_desc[type]);
1923                 fflush(stdout);
1924         }
1925
1926         switch (type) {
1927         case RTE_ETH_EVENT_INTR_RMV:
1928                 if (rte_eal_alarm_set(100000,
1929                                 rmv_event_callback, (void *)(intptr_t)port_id))
1930                         fprintf(stderr, "Could not set up deferred device removal\n");
1931                 break;
1932         default:
1933                 break;
1934         }
1935         return 0;
1936 }
1937
1938 static int
1939 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port)
1940 {
1941         uint16_t i;
1942         int diag;
1943         uint8_t mapping_found = 0;
1944
1945         for (i = 0; i < nb_tx_queue_stats_mappings; i++) {
1946                 if ((tx_queue_stats_mappings[i].port_id == port_id) &&
1947                                 (tx_queue_stats_mappings[i].queue_id < nb_txq )) {
1948                         diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id,
1949                                         tx_queue_stats_mappings[i].queue_id,
1950                                         tx_queue_stats_mappings[i].stats_counter_id);
1951                         if (diag != 0)
1952                                 return diag;
1953                         mapping_found = 1;
1954                 }
1955         }
1956         if (mapping_found)
1957                 port->tx_queue_stats_mapping_enabled = 1;
1958         return 0;
1959 }
1960
1961 static int
1962 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port)
1963 {
1964         uint16_t i;
1965         int diag;
1966         uint8_t mapping_found = 0;
1967
1968         for (i = 0; i < nb_rx_queue_stats_mappings; i++) {
1969                 if ((rx_queue_stats_mappings[i].port_id == port_id) &&
1970                                 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) {
1971                         diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id,
1972                                         rx_queue_stats_mappings[i].queue_id,
1973                                         rx_queue_stats_mappings[i].stats_counter_id);
1974                         if (diag != 0)
1975                                 return diag;
1976                         mapping_found = 1;
1977                 }
1978         }
1979         if (mapping_found)
1980                 port->rx_queue_stats_mapping_enabled = 1;
1981         return 0;
1982 }
1983
1984 static void
1985 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port)
1986 {
1987         int diag = 0;
1988
1989         diag = set_tx_queue_stats_mapping_registers(pi, port);
1990         if (diag != 0) {
1991                 if (diag == -ENOTSUP) {
1992                         port->tx_queue_stats_mapping_enabled = 0;
1993                         printf("TX queue stats mapping not supported port id=%d\n", pi);
1994                 }
1995                 else
1996                         rte_exit(EXIT_FAILURE,
1997                                         "set_tx_queue_stats_mapping_registers "
1998                                         "failed for port id=%d diag=%d\n",
1999                                         pi, diag);
2000         }
2001
2002         diag = set_rx_queue_stats_mapping_registers(pi, port);
2003         if (diag != 0) {
2004                 if (diag == -ENOTSUP) {
2005                         port->rx_queue_stats_mapping_enabled = 0;
2006                         printf("RX queue stats mapping not supported port id=%d\n", pi);
2007                 }
2008                 else
2009                         rte_exit(EXIT_FAILURE,
2010                                         "set_rx_queue_stats_mapping_registers "
2011                                         "failed for port id=%d diag=%d\n",
2012                                         pi, diag);
2013         }
2014 }
2015
2016 static void
2017 rxtx_port_config(struct rte_port *port)
2018 {
2019         port->rx_conf = port->dev_info.default_rxconf;
2020         port->tx_conf = port->dev_info.default_txconf;
2021
2022         /* Check if any RX/TX parameters have been passed */
2023         if (rx_pthresh != RTE_PMD_PARAM_UNSET)
2024                 port->rx_conf.rx_thresh.pthresh = rx_pthresh;
2025
2026         if (rx_hthresh != RTE_PMD_PARAM_UNSET)
2027                 port->rx_conf.rx_thresh.hthresh = rx_hthresh;
2028
2029         if (rx_wthresh != RTE_PMD_PARAM_UNSET)
2030                 port->rx_conf.rx_thresh.wthresh = rx_wthresh;
2031
2032         if (rx_free_thresh != RTE_PMD_PARAM_UNSET)
2033                 port->rx_conf.rx_free_thresh = rx_free_thresh;
2034
2035         if (rx_drop_en != RTE_PMD_PARAM_UNSET)
2036                 port->rx_conf.rx_drop_en = rx_drop_en;
2037
2038         if (tx_pthresh != RTE_PMD_PARAM_UNSET)
2039                 port->tx_conf.tx_thresh.pthresh = tx_pthresh;
2040
2041         if (tx_hthresh != RTE_PMD_PARAM_UNSET)
2042                 port->tx_conf.tx_thresh.hthresh = tx_hthresh;
2043
2044         if (tx_wthresh != RTE_PMD_PARAM_UNSET)
2045                 port->tx_conf.tx_thresh.wthresh = tx_wthresh;
2046
2047         if (tx_rs_thresh != RTE_PMD_PARAM_UNSET)
2048                 port->tx_conf.tx_rs_thresh = tx_rs_thresh;
2049
2050         if (tx_free_thresh != RTE_PMD_PARAM_UNSET)
2051                 port->tx_conf.tx_free_thresh = tx_free_thresh;
2052
2053         if (txq_flags != RTE_PMD_PARAM_UNSET)
2054                 port->tx_conf.txq_flags = txq_flags;
2055 }
2056
2057 void
2058 init_port_config(void)
2059 {
2060         portid_t pid;
2061         struct rte_port *port;
2062
2063         RTE_ETH_FOREACH_DEV(pid) {
2064                 port = &ports[pid];
2065                 port->dev_conf.rxmode = rx_mode;
2066                 port->dev_conf.fdir_conf = fdir_conf;
2067                 if (nb_rxq > 1) {
2068                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
2069                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf;
2070                 } else {
2071                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
2072                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0;
2073                 }
2074
2075                 if (port->dcb_flag == 0) {
2076                         if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
2077                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
2078                         else
2079                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE;
2080                 }
2081
2082                 rxtx_port_config(port);
2083
2084                 rte_eth_macaddr_get(pid, &port->eth_addr);
2085
2086                 map_port_queue_stats_mapping_registers(pid, port);
2087 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS
2088                 rte_pmd_ixgbe_bypass_init(pid);
2089 #endif
2090
2091                 if (lsc_interrupt &&
2092                     (rte_eth_devices[pid].data->dev_flags &
2093                      RTE_ETH_DEV_INTR_LSC))
2094                         port->dev_conf.intr_conf.lsc = 1;
2095                 if (rmv_interrupt &&
2096                     (rte_eth_devices[pid].data->dev_flags &
2097                      RTE_ETH_DEV_INTR_RMV))
2098                         port->dev_conf.intr_conf.rmv = 1;
2099
2100 #if defined RTE_LIBRTE_PMD_SOFTNIC && defined RTE_LIBRTE_SCHED
2101                 /* Detect softnic port */
2102                 if (!strcmp(port->dev_info.driver_name, "net_softnic")) {
2103                         port->softnic_enable = 1;
2104                         memset(&port->softport, 0, sizeof(struct softnic_port));
2105
2106                         if (!strcmp(cur_fwd_eng->fwd_mode_name, "tm"))
2107                                 port->softport.tm_flag = 1;
2108                 }
2109 #endif
2110         }
2111 }
2112
2113 void set_port_slave_flag(portid_t slave_pid)
2114 {
2115         struct rte_port *port;
2116
2117         port = &ports[slave_pid];
2118         port->slave_flag = 1;
2119 }
2120
2121 void clear_port_slave_flag(portid_t slave_pid)
2122 {
2123         struct rte_port *port;
2124
2125         port = &ports[slave_pid];
2126         port->slave_flag = 0;
2127 }
2128
2129 uint8_t port_is_bonding_slave(portid_t slave_pid)
2130 {
2131         struct rte_port *port;
2132
2133         port = &ports[slave_pid];
2134         return port->slave_flag;
2135 }
2136
2137 const uint16_t vlan_tags[] = {
2138                 0,  1,  2,  3,  4,  5,  6,  7,
2139                 8,  9, 10, 11,  12, 13, 14, 15,
2140                 16, 17, 18, 19, 20, 21, 22, 23,
2141                 24, 25, 26, 27, 28, 29, 30, 31
2142 };
2143
2144 static  int
2145 get_eth_dcb_conf(struct rte_eth_conf *eth_conf,
2146                  enum dcb_mode_enable dcb_mode,
2147                  enum rte_eth_nb_tcs num_tcs,
2148                  uint8_t pfc_en)
2149 {
2150         uint8_t i;
2151
2152         /*
2153          * Builds up the correct configuration for dcb+vt based on the vlan tags array
2154          * given above, and the number of traffic classes available for use.
2155          */
2156         if (dcb_mode == DCB_VT_ENABLED) {
2157                 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf =
2158                                 &eth_conf->rx_adv_conf.vmdq_dcb_conf;
2159                 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf =
2160                                 &eth_conf->tx_adv_conf.vmdq_dcb_tx_conf;
2161
2162                 /* VMDQ+DCB RX and TX configurations */
2163                 vmdq_rx_conf->enable_default_pool = 0;
2164                 vmdq_rx_conf->default_pool = 0;
2165                 vmdq_rx_conf->nb_queue_pools =
2166                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
2167                 vmdq_tx_conf->nb_queue_pools =
2168                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
2169
2170                 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools;
2171                 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) {
2172                         vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i];
2173                         vmdq_rx_conf->pool_map[i].pools =
2174                                 1 << (i % vmdq_rx_conf->nb_queue_pools);
2175                 }
2176                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
2177                         vmdq_rx_conf->dcb_tc[i] = i % num_tcs;
2178                         vmdq_tx_conf->dcb_tc[i] = i % num_tcs;
2179                 }
2180
2181                 /* set DCB mode of RX and TX of multiple queues */
2182                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB;
2183                 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB;
2184         } else {
2185                 struct rte_eth_dcb_rx_conf *rx_conf =
2186                                 &eth_conf->rx_adv_conf.dcb_rx_conf;
2187                 struct rte_eth_dcb_tx_conf *tx_conf =
2188                                 &eth_conf->tx_adv_conf.dcb_tx_conf;
2189
2190                 rx_conf->nb_tcs = num_tcs;
2191                 tx_conf->nb_tcs = num_tcs;
2192
2193                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
2194                         rx_conf->dcb_tc[i] = i % num_tcs;
2195                         tx_conf->dcb_tc[i] = i % num_tcs;
2196                 }
2197                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS;
2198                 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf;
2199                 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB;
2200         }
2201
2202         if (pfc_en)
2203                 eth_conf->dcb_capability_en =
2204                                 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT;
2205         else
2206                 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT;
2207
2208         return 0;
2209 }
2210
2211 int
2212 init_port_dcb_config(portid_t pid,
2213                      enum dcb_mode_enable dcb_mode,
2214                      enum rte_eth_nb_tcs num_tcs,
2215                      uint8_t pfc_en)
2216 {
2217         struct rte_eth_conf port_conf;
2218         struct rte_port *rte_port;
2219         int retval;
2220         uint16_t i;
2221
2222         rte_port = &ports[pid];
2223
2224         memset(&port_conf, 0, sizeof(struct rte_eth_conf));
2225         /* Enter DCB configuration status */
2226         dcb_config = 1;
2227
2228         /*set configuration of DCB in vt mode and DCB in non-vt mode*/
2229         retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en);
2230         if (retval < 0)
2231                 return retval;
2232         port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
2233
2234         /**
2235          * Write the configuration into the device.
2236          * Set the numbers of RX & TX queues to 0, so
2237          * the RX & TX queues will not be setup.
2238          */
2239         rte_eth_dev_configure(pid, 0, 0, &port_conf);
2240
2241         rte_eth_dev_info_get(pid, &rte_port->dev_info);
2242
2243         /* If dev_info.vmdq_pool_base is greater than 0,
2244          * the queue id of vmdq pools is started after pf queues.
2245          */
2246         if (dcb_mode == DCB_VT_ENABLED &&
2247             rte_port->dev_info.vmdq_pool_base > 0) {
2248                 printf("VMDQ_DCB multi-queue mode is nonsensical"
2249                         " for port %d.", pid);
2250                 return -1;
2251         }
2252
2253         /* Assume the ports in testpmd have the same dcb capability
2254          * and has the same number of rxq and txq in dcb mode
2255          */
2256         if (dcb_mode == DCB_VT_ENABLED) {
2257                 if (rte_port->dev_info.max_vfs > 0) {
2258                         nb_rxq = rte_port->dev_info.nb_rx_queues;
2259                         nb_txq = rte_port->dev_info.nb_tx_queues;
2260                 } else {
2261                         nb_rxq = rte_port->dev_info.max_rx_queues;
2262                         nb_txq = rte_port->dev_info.max_tx_queues;
2263                 }
2264         } else {
2265                 /*if vt is disabled, use all pf queues */
2266                 if (rte_port->dev_info.vmdq_pool_base == 0) {
2267                         nb_rxq = rte_port->dev_info.max_rx_queues;
2268                         nb_txq = rte_port->dev_info.max_tx_queues;
2269                 } else {
2270                         nb_rxq = (queueid_t)num_tcs;
2271                         nb_txq = (queueid_t)num_tcs;
2272
2273                 }
2274         }
2275         rx_free_thresh = 64;
2276
2277         memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf));
2278
2279         rxtx_port_config(rte_port);
2280         /* VLAN filter */
2281         rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
2282         for (i = 0; i < RTE_DIM(vlan_tags); i++)
2283                 rx_vft_set(pid, vlan_tags[i], 1);
2284
2285         rte_eth_macaddr_get(pid, &rte_port->eth_addr);
2286         map_port_queue_stats_mapping_registers(pid, rte_port);
2287
2288         rte_port->dcb_flag = 1;
2289
2290         return 0;
2291 }
2292
2293 static void
2294 init_port(void)
2295 {
2296         /* Configuration of Ethernet ports. */
2297         ports = rte_zmalloc("testpmd: ports",
2298                             sizeof(struct rte_port) * RTE_MAX_ETHPORTS,
2299                             RTE_CACHE_LINE_SIZE);
2300         if (ports == NULL) {
2301                 rte_exit(EXIT_FAILURE,
2302                                 "rte_zmalloc(%d struct rte_port) failed\n",
2303                                 RTE_MAX_ETHPORTS);
2304         }
2305 }
2306
2307 static void
2308 force_quit(void)
2309 {
2310         pmd_test_exit();
2311         prompt_exit();
2312 }
2313
2314 static void
2315 print_stats(void)
2316 {
2317         uint8_t i;
2318         const char clr[] = { 27, '[', '2', 'J', '\0' };
2319         const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' };
2320
2321         /* Clear screen and move to top left */
2322         printf("%s%s", clr, top_left);
2323
2324         printf("\nPort statistics ====================================");
2325         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
2326                 nic_stats_display(fwd_ports_ids[i]);
2327 }
2328
2329 static void
2330 signal_handler(int signum)
2331 {
2332         if (signum == SIGINT || signum == SIGTERM) {
2333                 printf("\nSignal %d received, preparing to exit...\n",
2334                                 signum);
2335 #ifdef RTE_LIBRTE_PDUMP
2336                 /* uninitialize packet capture framework */
2337                 rte_pdump_uninit();
2338 #endif
2339 #ifdef RTE_LIBRTE_LATENCY_STATS
2340                 rte_latencystats_uninit();
2341 #endif
2342                 force_quit();
2343                 /* Set flag to indicate the force termination. */
2344                 f_quit = 1;
2345                 /* exit with the expected status */
2346                 signal(signum, SIG_DFL);
2347                 kill(getpid(), signum);
2348         }
2349 }
2350
2351 int
2352 main(int argc, char** argv)
2353 {
2354         int  diag;
2355         portid_t port_id;
2356
2357         signal(SIGINT, signal_handler);
2358         signal(SIGTERM, signal_handler);
2359
2360         diag = rte_eal_init(argc, argv);
2361         if (diag < 0)
2362                 rte_panic("Cannot init EAL\n");
2363
2364         testpmd_logtype = rte_log_register("testpmd");
2365         if (testpmd_logtype < 0)
2366                 rte_panic("Cannot register log type");
2367         rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG);
2368
2369         if (mlockall(MCL_CURRENT | MCL_FUTURE)) {
2370                 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n",
2371                         strerror(errno));
2372         }
2373
2374 #ifdef RTE_LIBRTE_PDUMP
2375         /* initialize packet capture framework */
2376         rte_pdump_init(NULL);
2377 #endif
2378
2379         nb_ports = (portid_t) rte_eth_dev_count();
2380         if (nb_ports == 0)
2381                 TESTPMD_LOG(WARNING, "No probed ethernet devices\n");
2382
2383         /* allocate port structures, and init them */
2384         init_port();
2385
2386         set_def_fwd_config();
2387         if (nb_lcores == 0)
2388                 rte_panic("Empty set of forwarding logical cores - check the "
2389                           "core mask supplied in the command parameters\n");
2390
2391         /* Bitrate/latency stats disabled by default */
2392 #ifdef RTE_LIBRTE_BITRATE
2393         bitrate_enabled = 0;
2394 #endif
2395 #ifdef RTE_LIBRTE_LATENCY_STATS
2396         latencystats_enabled = 0;
2397 #endif
2398
2399         argc -= diag;
2400         argv += diag;
2401         if (argc > 1)
2402                 launch_args_parse(argc, argv);
2403
2404         if (tx_first && interactive)
2405                 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on "
2406                                 "interactive mode.\n");
2407
2408         if (tx_first && lsc_interrupt) {
2409                 printf("Warning: lsc_interrupt needs to be off when "
2410                                 " using tx_first. Disabling.\n");
2411                 lsc_interrupt = 0;
2412         }
2413
2414         if (!nb_rxq && !nb_txq)
2415                 printf("Warning: Either rx or tx queues should be non-zero\n");
2416
2417         if (nb_rxq > 1 && nb_rxq > nb_txq)
2418                 printf("Warning: nb_rxq=%d enables RSS configuration, "
2419                        "but nb_txq=%d will prevent to fully test it.\n",
2420                        nb_rxq, nb_txq);
2421
2422         init_config();
2423         if (start_port(RTE_PORT_ALL) != 0)
2424                 rte_exit(EXIT_FAILURE, "Start ports failed\n");
2425
2426         /* set all ports to promiscuous mode by default */
2427         RTE_ETH_FOREACH_DEV(port_id)
2428                 rte_eth_promiscuous_enable(port_id);
2429
2430         /* Init metrics library */
2431         rte_metrics_init(rte_socket_id());
2432
2433 #ifdef RTE_LIBRTE_LATENCY_STATS
2434         if (latencystats_enabled != 0) {
2435                 int ret = rte_latencystats_init(1, NULL);
2436                 if (ret)
2437                         printf("Warning: latencystats init()"
2438                                 " returned error %d\n", ret);
2439                 printf("Latencystats running on lcore %d\n",
2440                         latencystats_lcore_id);
2441         }
2442 #endif
2443
2444         /* Setup bitrate stats */
2445 #ifdef RTE_LIBRTE_BITRATE
2446         if (bitrate_enabled != 0) {
2447                 bitrate_data = rte_stats_bitrate_create();
2448                 if (bitrate_data == NULL)
2449                         rte_exit(EXIT_FAILURE,
2450                                 "Could not allocate bitrate data.\n");
2451                 rte_stats_bitrate_reg(bitrate_data);
2452         }
2453 #endif
2454
2455 #ifdef RTE_LIBRTE_CMDLINE
2456         if (strlen(cmdline_filename) != 0)
2457                 cmdline_read_from_file(cmdline_filename);
2458
2459         if (interactive == 1) {
2460                 if (auto_start) {
2461                         printf("Start automatic packet forwarding\n");
2462                         start_packet_forwarding(0);
2463                 }
2464                 prompt();
2465                 pmd_test_exit();
2466         } else
2467 #endif
2468         {
2469                 char c;
2470                 int rc;
2471
2472                 f_quit = 0;
2473
2474                 printf("No commandline core given, start packet forwarding\n");
2475                 start_packet_forwarding(tx_first);
2476                 if (stats_period != 0) {
2477                         uint64_t prev_time = 0, cur_time, diff_time = 0;
2478                         uint64_t timer_period;
2479
2480                         /* Convert to number of cycles */
2481                         timer_period = stats_period * rte_get_timer_hz();
2482
2483                         while (f_quit == 0) {
2484                                 cur_time = rte_get_timer_cycles();
2485                                 diff_time += cur_time - prev_time;
2486
2487                                 if (diff_time >= timer_period) {
2488                                         print_stats();
2489                                         /* Reset the timer */
2490                                         diff_time = 0;
2491                                 }
2492                                 /* Sleep to avoid unnecessary checks */
2493                                 prev_time = cur_time;
2494                                 sleep(1);
2495                         }
2496                 }
2497
2498                 printf("Press enter to exit\n");
2499                 rc = read(0, &c, 1);
2500                 pmd_test_exit();
2501                 if (rc < 0)
2502                         return 1;
2503         }
2504
2505         return 0;
2506 }