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 all_ports_stopped(void)
1370 {
1371         portid_t pi;
1372         struct rte_port *port;
1373
1374         RTE_ETH_FOREACH_DEV(pi) {
1375                 port = &ports[pi];
1376                 if ((port->port_status != RTE_PORT_STOPPED) &&
1377                         (port->slave_flag == 0))
1378                         return 0;
1379         }
1380
1381         return 1;
1382 }
1383
1384 int
1385 port_is_started(portid_t port_id)
1386 {
1387         if (port_id_is_invalid(port_id, ENABLED_WARN))
1388                 return 0;
1389
1390         if (ports[port_id].port_status != RTE_PORT_STARTED)
1391                 return 0;
1392
1393         return 1;
1394 }
1395
1396 static int
1397 port_is_closed(portid_t port_id)
1398 {
1399         if (port_id_is_invalid(port_id, ENABLED_WARN))
1400                 return 0;
1401
1402         if (ports[port_id].port_status != RTE_PORT_CLOSED)
1403                 return 0;
1404
1405         return 1;
1406 }
1407
1408 int
1409 start_port(portid_t pid)
1410 {
1411         int diag, need_check_link_status = -1;
1412         portid_t pi;
1413         queueid_t qi;
1414         struct rte_port *port;
1415         struct ether_addr mac_addr;
1416         enum rte_eth_event_type event_type;
1417
1418         if (port_id_is_invalid(pid, ENABLED_WARN))
1419                 return 0;
1420
1421         if(dcb_config)
1422                 dcb_test = 1;
1423         RTE_ETH_FOREACH_DEV(pi) {
1424                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1425                         continue;
1426
1427                 need_check_link_status = 0;
1428                 port = &ports[pi];
1429                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED,
1430                                                  RTE_PORT_HANDLING) == 0) {
1431                         printf("Port %d is now not stopped\n", pi);
1432                         continue;
1433                 }
1434
1435                 if (port->need_reconfig > 0) {
1436                         port->need_reconfig = 0;
1437
1438                         if (flow_isolate_all) {
1439                                 int ret = port_flow_isolate(pi, 1);
1440                                 if (ret) {
1441                                         printf("Failed to apply isolated"
1442                                                " mode on port %d\n", pi);
1443                                         return -1;
1444                                 }
1445                         }
1446
1447                         printf("Configuring Port %d (socket %u)\n", pi,
1448                                         port->socket_id);
1449                         /* configure port */
1450                         diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq,
1451                                                 &(port->dev_conf));
1452                         if (diag != 0) {
1453                                 if (rte_atomic16_cmpset(&(port->port_status),
1454                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1455                                         printf("Port %d can not be set back "
1456                                                         "to stopped\n", pi);
1457                                 printf("Fail to configure port %d\n", pi);
1458                                 /* try to reconfigure port next time */
1459                                 port->need_reconfig = 1;
1460                                 return -1;
1461                         }
1462                 }
1463                 if (port->need_reconfig_queues > 0) {
1464                         port->need_reconfig_queues = 0;
1465                         /* setup tx queues */
1466                         for (qi = 0; qi < nb_txq; qi++) {
1467                                 if ((numa_support) &&
1468                                         (txring_numa[pi] != NUMA_NO_CONFIG))
1469                                         diag = rte_eth_tx_queue_setup(pi, qi,
1470                                                 nb_txd,txring_numa[pi],
1471                                                 &(port->tx_conf));
1472                                 else
1473                                         diag = rte_eth_tx_queue_setup(pi, qi,
1474                                                 nb_txd,port->socket_id,
1475                                                 &(port->tx_conf));
1476
1477                                 if (diag == 0)
1478                                         continue;
1479
1480                                 /* Fail to setup tx queue, return */
1481                                 if (rte_atomic16_cmpset(&(port->port_status),
1482                                                         RTE_PORT_HANDLING,
1483                                                         RTE_PORT_STOPPED) == 0)
1484                                         printf("Port %d can not be set back "
1485                                                         "to stopped\n", pi);
1486                                 printf("Fail to configure port %d tx queues\n", pi);
1487                                 /* try to reconfigure queues next time */
1488                                 port->need_reconfig_queues = 1;
1489                                 return -1;
1490                         }
1491                         /* Apply Rx offloads configuration */
1492                         port->rx_conf.offloads = port->dev_conf.rxmode.offloads;
1493                         /* setup rx queues */
1494                         for (qi = 0; qi < nb_rxq; qi++) {
1495                                 if ((numa_support) &&
1496                                         (rxring_numa[pi] != NUMA_NO_CONFIG)) {
1497                                         struct rte_mempool * mp =
1498                                                 mbuf_pool_find(rxring_numa[pi]);
1499                                         if (mp == NULL) {
1500                                                 printf("Failed to setup RX queue:"
1501                                                         "No mempool allocation"
1502                                                         " on the socket %d\n",
1503                                                         rxring_numa[pi]);
1504                                                 return -1;
1505                                         }
1506
1507                                         diag = rte_eth_rx_queue_setup(pi, qi,
1508                                              nb_rxd,rxring_numa[pi],
1509                                              &(port->rx_conf),mp);
1510                                 } else {
1511                                         struct rte_mempool *mp =
1512                                                 mbuf_pool_find(port->socket_id);
1513                                         if (mp == NULL) {
1514                                                 printf("Failed to setup RX queue:"
1515                                                         "No mempool allocation"
1516                                                         " on the socket %d\n",
1517                                                         port->socket_id);
1518                                                 return -1;
1519                                         }
1520                                         diag = rte_eth_rx_queue_setup(pi, qi,
1521                                              nb_rxd,port->socket_id,
1522                                              &(port->rx_conf), mp);
1523                                 }
1524                                 if (diag == 0)
1525                                         continue;
1526
1527                                 /* Fail to setup rx queue, return */
1528                                 if (rte_atomic16_cmpset(&(port->port_status),
1529                                                         RTE_PORT_HANDLING,
1530                                                         RTE_PORT_STOPPED) == 0)
1531                                         printf("Port %d can not be set back "
1532                                                         "to stopped\n", pi);
1533                                 printf("Fail to configure port %d rx queues\n", pi);
1534                                 /* try to reconfigure queues next time */
1535                                 port->need_reconfig_queues = 1;
1536                                 return -1;
1537                         }
1538                 }
1539
1540                 for (event_type = RTE_ETH_EVENT_UNKNOWN;
1541                      event_type < RTE_ETH_EVENT_MAX;
1542                      event_type++) {
1543                         diag = rte_eth_dev_callback_register(pi,
1544                                                         event_type,
1545                                                         eth_event_callback,
1546                                                         NULL);
1547                         if (diag) {
1548                                 printf("Failed to setup even callback for event %d\n",
1549                                         event_type);
1550                                 return -1;
1551                         }
1552                 }
1553
1554                 /* start port */
1555                 if (rte_eth_dev_start(pi) < 0) {
1556                         printf("Fail to start port %d\n", pi);
1557
1558                         /* Fail to setup rx queue, return */
1559                         if (rte_atomic16_cmpset(&(port->port_status),
1560                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1561                                 printf("Port %d can not be set back to "
1562                                                         "stopped\n", pi);
1563                         continue;
1564                 }
1565
1566                 if (rte_atomic16_cmpset(&(port->port_status),
1567                         RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0)
1568                         printf("Port %d can not be set into started\n", pi);
1569
1570                 rte_eth_macaddr_get(pi, &mac_addr);
1571                 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi,
1572                                 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1],
1573                                 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3],
1574                                 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]);
1575
1576                 /* at least one port started, need checking link status */
1577                 need_check_link_status = 1;
1578         }
1579
1580         if (need_check_link_status == 1 && !no_link_check)
1581                 check_all_ports_link_status(RTE_PORT_ALL);
1582         else if (need_check_link_status == 0)
1583                 printf("Please stop the ports first\n");
1584
1585         printf("Done\n");
1586         return 0;
1587 }
1588
1589 void
1590 stop_port(portid_t pid)
1591 {
1592         portid_t pi;
1593         struct rte_port *port;
1594         int need_check_link_status = 0;
1595
1596         if (dcb_test) {
1597                 dcb_test = 0;
1598                 dcb_config = 0;
1599         }
1600
1601         if (port_id_is_invalid(pid, ENABLED_WARN))
1602                 return;
1603
1604         printf("Stopping ports...\n");
1605
1606         RTE_ETH_FOREACH_DEV(pi) {
1607                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1608                         continue;
1609
1610                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
1611                         printf("Please remove port %d from forwarding configuration.\n", pi);
1612                         continue;
1613                 }
1614
1615                 if (port_is_bonding_slave(pi)) {
1616                         printf("Please remove port %d from bonded device.\n", pi);
1617                         continue;
1618                 }
1619
1620                 port = &ports[pi];
1621                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED,
1622                                                 RTE_PORT_HANDLING) == 0)
1623                         continue;
1624
1625                 rte_eth_dev_stop(pi);
1626
1627                 if (rte_atomic16_cmpset(&(port->port_status),
1628                         RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1629                         printf("Port %d can not be set into stopped\n", pi);
1630                 need_check_link_status = 1;
1631         }
1632         if (need_check_link_status && !no_link_check)
1633                 check_all_ports_link_status(RTE_PORT_ALL);
1634
1635         printf("Done\n");
1636 }
1637
1638 void
1639 close_port(portid_t pid)
1640 {
1641         portid_t pi;
1642         struct rte_port *port;
1643
1644         if (port_id_is_invalid(pid, ENABLED_WARN))
1645                 return;
1646
1647         printf("Closing ports...\n");
1648
1649         RTE_ETH_FOREACH_DEV(pi) {
1650                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1651                         continue;
1652
1653                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
1654                         printf("Please remove port %d from forwarding configuration.\n", pi);
1655                         continue;
1656                 }
1657
1658                 if (port_is_bonding_slave(pi)) {
1659                         printf("Please remove port %d from bonded device.\n", pi);
1660                         continue;
1661                 }
1662
1663                 port = &ports[pi];
1664                 if (rte_atomic16_cmpset(&(port->port_status),
1665                         RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) {
1666                         printf("Port %d is already closed\n", pi);
1667                         continue;
1668                 }
1669
1670                 if (rte_atomic16_cmpset(&(port->port_status),
1671                         RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) {
1672                         printf("Port %d is now not stopped\n", pi);
1673                         continue;
1674                 }
1675
1676                 if (port->flow_list)
1677                         port_flow_flush(pi);
1678                 rte_eth_dev_close(pi);
1679
1680                 if (rte_atomic16_cmpset(&(port->port_status),
1681                         RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0)
1682                         printf("Port %d cannot be set to closed\n", pi);
1683         }
1684
1685         printf("Done\n");
1686 }
1687
1688 void
1689 reset_port(portid_t pid)
1690 {
1691         int diag;
1692         portid_t pi;
1693         struct rte_port *port;
1694
1695         if (port_id_is_invalid(pid, ENABLED_WARN))
1696                 return;
1697
1698         printf("Resetting ports...\n");
1699
1700         RTE_ETH_FOREACH_DEV(pi) {
1701                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1702                         continue;
1703
1704                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
1705                         printf("Please remove port %d from forwarding "
1706                                "configuration.\n", pi);
1707                         continue;
1708                 }
1709
1710                 if (port_is_bonding_slave(pi)) {
1711                         printf("Please remove port %d from bonded device.\n",
1712                                pi);
1713                         continue;
1714                 }
1715
1716                 diag = rte_eth_dev_reset(pi);
1717                 if (diag == 0) {
1718                         port = &ports[pi];
1719                         port->need_reconfig = 1;
1720                         port->need_reconfig_queues = 1;
1721                 } else {
1722                         printf("Failed to reset port %d. diag=%d\n", pi, diag);
1723                 }
1724         }
1725
1726         printf("Done\n");
1727 }
1728
1729 void
1730 attach_port(char *identifier)
1731 {
1732         portid_t pi = 0;
1733         unsigned int socket_id;
1734
1735         printf("Attaching a new port...\n");
1736
1737         if (identifier == NULL) {
1738                 printf("Invalid parameters are specified\n");
1739                 return;
1740         }
1741
1742         if (rte_eth_dev_attach(identifier, &pi))
1743                 return;
1744
1745         socket_id = (unsigned)rte_eth_dev_socket_id(pi);
1746         /* if socket_id is invalid, set to 0 */
1747         if (check_socket_id(socket_id) < 0)
1748                 socket_id = 0;
1749         reconfig(pi, socket_id);
1750         rte_eth_promiscuous_enable(pi);
1751
1752         nb_ports = rte_eth_dev_count();
1753
1754         ports[pi].port_status = RTE_PORT_STOPPED;
1755
1756         printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports);
1757         printf("Done\n");
1758 }
1759
1760 void
1761 detach_port(portid_t port_id)
1762 {
1763         char name[RTE_ETH_NAME_MAX_LEN];
1764
1765         printf("Detaching a port...\n");
1766
1767         if (!port_is_closed(port_id)) {
1768                 printf("Please close port first\n");
1769                 return;
1770         }
1771
1772         if (ports[port_id].flow_list)
1773                 port_flow_flush(port_id);
1774
1775         if (rte_eth_dev_detach(port_id, name)) {
1776                 TESTPMD_LOG(ERR, "Failed to detach port '%s'\n", name);
1777                 return;
1778         }
1779
1780         nb_ports = rte_eth_dev_count();
1781
1782         printf("Port '%s' is detached. Now total ports is %d\n",
1783                         name, nb_ports);
1784         printf("Done\n");
1785         return;
1786 }
1787
1788 void
1789 pmd_test_exit(void)
1790 {
1791         portid_t pt_id;
1792
1793         if (test_done == 0)
1794                 stop_packet_forwarding();
1795
1796         if (ports != NULL) {
1797                 no_link_check = 1;
1798                 RTE_ETH_FOREACH_DEV(pt_id) {
1799                         printf("\nShutting down port %d...\n", pt_id);
1800                         fflush(stdout);
1801                         stop_port(pt_id);
1802                         close_port(pt_id);
1803                 }
1804         }
1805         printf("\nBye...\n");
1806 }
1807
1808 typedef void (*cmd_func_t)(void);
1809 struct pmd_test_command {
1810         const char *cmd_name;
1811         cmd_func_t cmd_func;
1812 };
1813
1814 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0]))
1815
1816 /* Check the link status of all ports in up to 9s, and print them finally */
1817 static void
1818 check_all_ports_link_status(uint32_t port_mask)
1819 {
1820 #define CHECK_INTERVAL 100 /* 100ms */
1821 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1822         portid_t portid;
1823         uint8_t count, all_ports_up, print_flag = 0;
1824         struct rte_eth_link link;
1825
1826         printf("Checking link statuses...\n");
1827         fflush(stdout);
1828         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1829                 all_ports_up = 1;
1830                 RTE_ETH_FOREACH_DEV(portid) {
1831                         if ((port_mask & (1 << portid)) == 0)
1832                                 continue;
1833                         memset(&link, 0, sizeof(link));
1834                         rte_eth_link_get_nowait(portid, &link);
1835                         /* print link status if flag set */
1836                         if (print_flag == 1) {
1837                                 if (link.link_status)
1838                                         printf(
1839                                         "Port%d Link Up. speed %u Mbps- %s\n",
1840                                         portid, link.link_speed,
1841                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1842                                         ("full-duplex") : ("half-duplex\n"));
1843                                 else
1844                                         printf("Port %d Link Down\n", portid);
1845                                 continue;
1846                         }
1847                         /* clear all_ports_up flag if any link down */
1848                         if (link.link_status == ETH_LINK_DOWN) {
1849                                 all_ports_up = 0;
1850                                 break;
1851                         }
1852                 }
1853                 /* after finally printing all link status, get out */
1854                 if (print_flag == 1)
1855                         break;
1856
1857                 if (all_ports_up == 0) {
1858                         fflush(stdout);
1859                         rte_delay_ms(CHECK_INTERVAL);
1860                 }
1861
1862                 /* set the print_flag if all ports up or timeout */
1863                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1864                         print_flag = 1;
1865                 }
1866
1867                 if (lsc_interrupt)
1868                         break;
1869         }
1870 }
1871
1872 static void
1873 rmv_event_callback(void *arg)
1874 {
1875         struct rte_eth_dev *dev;
1876         portid_t port_id = (intptr_t)arg;
1877
1878         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1879         dev = &rte_eth_devices[port_id];
1880
1881         stop_port(port_id);
1882         close_port(port_id);
1883         printf("removing device %s\n", dev->device->name);
1884         if (rte_eal_dev_detach(dev->device))
1885                 TESTPMD_LOG(ERR, "Failed to detach device %s\n",
1886                         dev->device->name);
1887 }
1888
1889 /* This function is used by the interrupt thread */
1890 static int
1891 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param,
1892                   void *ret_param)
1893 {
1894         static const char * const event_desc[] = {
1895                 [RTE_ETH_EVENT_UNKNOWN] = "Unknown",
1896                 [RTE_ETH_EVENT_INTR_LSC] = "LSC",
1897                 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state",
1898                 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset",
1899                 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox",
1900                 [RTE_ETH_EVENT_MACSEC] = "MACsec",
1901                 [RTE_ETH_EVENT_INTR_RMV] = "device removal",
1902                 [RTE_ETH_EVENT_MAX] = NULL,
1903         };
1904
1905         RTE_SET_USED(param);
1906         RTE_SET_USED(ret_param);
1907
1908         if (type >= RTE_ETH_EVENT_MAX) {
1909                 fprintf(stderr, "\nPort %" PRIu8 ": %s called upon invalid event %d\n",
1910                         port_id, __func__, type);
1911                 fflush(stderr);
1912         } else if (event_print_mask & (UINT32_C(1) << type)) {
1913                 printf("\nPort %" PRIu8 ": %s event\n", port_id,
1914                         event_desc[type]);
1915                 fflush(stdout);
1916         }
1917
1918         switch (type) {
1919         case RTE_ETH_EVENT_INTR_RMV:
1920                 if (rte_eal_alarm_set(100000,
1921                                 rmv_event_callback, (void *)(intptr_t)port_id))
1922                         fprintf(stderr, "Could not set up deferred device removal\n");
1923                 break;
1924         default:
1925                 break;
1926         }
1927         return 0;
1928 }
1929
1930 static int
1931 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port)
1932 {
1933         uint16_t i;
1934         int diag;
1935         uint8_t mapping_found = 0;
1936
1937         for (i = 0; i < nb_tx_queue_stats_mappings; i++) {
1938                 if ((tx_queue_stats_mappings[i].port_id == port_id) &&
1939                                 (tx_queue_stats_mappings[i].queue_id < nb_txq )) {
1940                         diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id,
1941                                         tx_queue_stats_mappings[i].queue_id,
1942                                         tx_queue_stats_mappings[i].stats_counter_id);
1943                         if (diag != 0)
1944                                 return diag;
1945                         mapping_found = 1;
1946                 }
1947         }
1948         if (mapping_found)
1949                 port->tx_queue_stats_mapping_enabled = 1;
1950         return 0;
1951 }
1952
1953 static int
1954 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port)
1955 {
1956         uint16_t i;
1957         int diag;
1958         uint8_t mapping_found = 0;
1959
1960         for (i = 0; i < nb_rx_queue_stats_mappings; i++) {
1961                 if ((rx_queue_stats_mappings[i].port_id == port_id) &&
1962                                 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) {
1963                         diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id,
1964                                         rx_queue_stats_mappings[i].queue_id,
1965                                         rx_queue_stats_mappings[i].stats_counter_id);
1966                         if (diag != 0)
1967                                 return diag;
1968                         mapping_found = 1;
1969                 }
1970         }
1971         if (mapping_found)
1972                 port->rx_queue_stats_mapping_enabled = 1;
1973         return 0;
1974 }
1975
1976 static void
1977 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port)
1978 {
1979         int diag = 0;
1980
1981         diag = set_tx_queue_stats_mapping_registers(pi, port);
1982         if (diag != 0) {
1983                 if (diag == -ENOTSUP) {
1984                         port->tx_queue_stats_mapping_enabled = 0;
1985                         printf("TX queue stats mapping not supported port id=%d\n", pi);
1986                 }
1987                 else
1988                         rte_exit(EXIT_FAILURE,
1989                                         "set_tx_queue_stats_mapping_registers "
1990                                         "failed for port id=%d diag=%d\n",
1991                                         pi, diag);
1992         }
1993
1994         diag = set_rx_queue_stats_mapping_registers(pi, port);
1995         if (diag != 0) {
1996                 if (diag == -ENOTSUP) {
1997                         port->rx_queue_stats_mapping_enabled = 0;
1998                         printf("RX queue stats mapping not supported port id=%d\n", pi);
1999                 }
2000                 else
2001                         rte_exit(EXIT_FAILURE,
2002                                         "set_rx_queue_stats_mapping_registers "
2003                                         "failed for port id=%d diag=%d\n",
2004                                         pi, diag);
2005         }
2006 }
2007
2008 static void
2009 rxtx_port_config(struct rte_port *port)
2010 {
2011         port->rx_conf = port->dev_info.default_rxconf;
2012         port->tx_conf = port->dev_info.default_txconf;
2013
2014         /* Check if any RX/TX parameters have been passed */
2015         if (rx_pthresh != RTE_PMD_PARAM_UNSET)
2016                 port->rx_conf.rx_thresh.pthresh = rx_pthresh;
2017
2018         if (rx_hthresh != RTE_PMD_PARAM_UNSET)
2019                 port->rx_conf.rx_thresh.hthresh = rx_hthresh;
2020
2021         if (rx_wthresh != RTE_PMD_PARAM_UNSET)
2022                 port->rx_conf.rx_thresh.wthresh = rx_wthresh;
2023
2024         if (rx_free_thresh != RTE_PMD_PARAM_UNSET)
2025                 port->rx_conf.rx_free_thresh = rx_free_thresh;
2026
2027         if (rx_drop_en != RTE_PMD_PARAM_UNSET)
2028                 port->rx_conf.rx_drop_en = rx_drop_en;
2029
2030         if (tx_pthresh != RTE_PMD_PARAM_UNSET)
2031                 port->tx_conf.tx_thresh.pthresh = tx_pthresh;
2032
2033         if (tx_hthresh != RTE_PMD_PARAM_UNSET)
2034                 port->tx_conf.tx_thresh.hthresh = tx_hthresh;
2035
2036         if (tx_wthresh != RTE_PMD_PARAM_UNSET)
2037                 port->tx_conf.tx_thresh.wthresh = tx_wthresh;
2038
2039         if (tx_rs_thresh != RTE_PMD_PARAM_UNSET)
2040                 port->tx_conf.tx_rs_thresh = tx_rs_thresh;
2041
2042         if (tx_free_thresh != RTE_PMD_PARAM_UNSET)
2043                 port->tx_conf.tx_free_thresh = tx_free_thresh;
2044
2045         if (txq_flags != RTE_PMD_PARAM_UNSET)
2046                 port->tx_conf.txq_flags = txq_flags;
2047 }
2048
2049 void
2050 init_port_config(void)
2051 {
2052         portid_t pid;
2053         struct rte_port *port;
2054
2055         RTE_ETH_FOREACH_DEV(pid) {
2056                 port = &ports[pid];
2057                 port->dev_conf.rxmode = rx_mode;
2058                 port->dev_conf.fdir_conf = fdir_conf;
2059                 if (nb_rxq > 1) {
2060                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
2061                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf;
2062                 } else {
2063                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
2064                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0;
2065                 }
2066
2067                 if (port->dcb_flag == 0) {
2068                         if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
2069                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
2070                         else
2071                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE;
2072                 }
2073
2074                 rxtx_port_config(port);
2075
2076                 rte_eth_macaddr_get(pid, &port->eth_addr);
2077
2078                 map_port_queue_stats_mapping_registers(pid, port);
2079 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS
2080                 rte_pmd_ixgbe_bypass_init(pid);
2081 #endif
2082
2083                 if (lsc_interrupt &&
2084                     (rte_eth_devices[pid].data->dev_flags &
2085                      RTE_ETH_DEV_INTR_LSC))
2086                         port->dev_conf.intr_conf.lsc = 1;
2087                 if (rmv_interrupt &&
2088                     (rte_eth_devices[pid].data->dev_flags &
2089                      RTE_ETH_DEV_INTR_RMV))
2090                         port->dev_conf.intr_conf.rmv = 1;
2091
2092 #if defined RTE_LIBRTE_PMD_SOFTNIC && defined RTE_LIBRTE_SCHED
2093                 /* Detect softnic port */
2094                 if (!strcmp(port->dev_info.driver_name, "net_softnic")) {
2095                         port->softnic_enable = 1;
2096                         memset(&port->softport, 0, sizeof(struct softnic_port));
2097
2098                         if (!strcmp(cur_fwd_eng->fwd_mode_name, "tm"))
2099                                 port->softport.tm_flag = 1;
2100                 }
2101 #endif
2102         }
2103 }
2104
2105 void set_port_slave_flag(portid_t slave_pid)
2106 {
2107         struct rte_port *port;
2108
2109         port = &ports[slave_pid];
2110         port->slave_flag = 1;
2111 }
2112
2113 void clear_port_slave_flag(portid_t slave_pid)
2114 {
2115         struct rte_port *port;
2116
2117         port = &ports[slave_pid];
2118         port->slave_flag = 0;
2119 }
2120
2121 uint8_t port_is_bonding_slave(portid_t slave_pid)
2122 {
2123         struct rte_port *port;
2124
2125         port = &ports[slave_pid];
2126         return port->slave_flag;
2127 }
2128
2129 const uint16_t vlan_tags[] = {
2130                 0,  1,  2,  3,  4,  5,  6,  7,
2131                 8,  9, 10, 11,  12, 13, 14, 15,
2132                 16, 17, 18, 19, 20, 21, 22, 23,
2133                 24, 25, 26, 27, 28, 29, 30, 31
2134 };
2135
2136 static  int
2137 get_eth_dcb_conf(struct rte_eth_conf *eth_conf,
2138                  enum dcb_mode_enable dcb_mode,
2139                  enum rte_eth_nb_tcs num_tcs,
2140                  uint8_t pfc_en)
2141 {
2142         uint8_t i;
2143
2144         /*
2145          * Builds up the correct configuration for dcb+vt based on the vlan tags array
2146          * given above, and the number of traffic classes available for use.
2147          */
2148         if (dcb_mode == DCB_VT_ENABLED) {
2149                 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf =
2150                                 &eth_conf->rx_adv_conf.vmdq_dcb_conf;
2151                 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf =
2152                                 &eth_conf->tx_adv_conf.vmdq_dcb_tx_conf;
2153
2154                 /* VMDQ+DCB RX and TX configurations */
2155                 vmdq_rx_conf->enable_default_pool = 0;
2156                 vmdq_rx_conf->default_pool = 0;
2157                 vmdq_rx_conf->nb_queue_pools =
2158                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
2159                 vmdq_tx_conf->nb_queue_pools =
2160                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
2161
2162                 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools;
2163                 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) {
2164                         vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i];
2165                         vmdq_rx_conf->pool_map[i].pools =
2166                                 1 << (i % vmdq_rx_conf->nb_queue_pools);
2167                 }
2168                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
2169                         vmdq_rx_conf->dcb_tc[i] = i % num_tcs;
2170                         vmdq_tx_conf->dcb_tc[i] = i % num_tcs;
2171                 }
2172
2173                 /* set DCB mode of RX and TX of multiple queues */
2174                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB;
2175                 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB;
2176         } else {
2177                 struct rte_eth_dcb_rx_conf *rx_conf =
2178                                 &eth_conf->rx_adv_conf.dcb_rx_conf;
2179                 struct rte_eth_dcb_tx_conf *tx_conf =
2180                                 &eth_conf->tx_adv_conf.dcb_tx_conf;
2181
2182                 rx_conf->nb_tcs = num_tcs;
2183                 tx_conf->nb_tcs = num_tcs;
2184
2185                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
2186                         rx_conf->dcb_tc[i] = i % num_tcs;
2187                         tx_conf->dcb_tc[i] = i % num_tcs;
2188                 }
2189                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS;
2190                 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf;
2191                 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB;
2192         }
2193
2194         if (pfc_en)
2195                 eth_conf->dcb_capability_en =
2196                                 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT;
2197         else
2198                 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT;
2199
2200         return 0;
2201 }
2202
2203 int
2204 init_port_dcb_config(portid_t pid,
2205                      enum dcb_mode_enable dcb_mode,
2206                      enum rte_eth_nb_tcs num_tcs,
2207                      uint8_t pfc_en)
2208 {
2209         struct rte_eth_conf port_conf;
2210         struct rte_port *rte_port;
2211         int retval;
2212         uint16_t i;
2213
2214         rte_port = &ports[pid];
2215
2216         memset(&port_conf, 0, sizeof(struct rte_eth_conf));
2217         /* Enter DCB configuration status */
2218         dcb_config = 1;
2219
2220         /*set configuration of DCB in vt mode and DCB in non-vt mode*/
2221         retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en);
2222         if (retval < 0)
2223                 return retval;
2224         port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
2225
2226         /**
2227          * Write the configuration into the device.
2228          * Set the numbers of RX & TX queues to 0, so
2229          * the RX & TX queues will not be setup.
2230          */
2231         rte_eth_dev_configure(pid, 0, 0, &port_conf);
2232
2233         rte_eth_dev_info_get(pid, &rte_port->dev_info);
2234
2235         /* If dev_info.vmdq_pool_base is greater than 0,
2236          * the queue id of vmdq pools is started after pf queues.
2237          */
2238         if (dcb_mode == DCB_VT_ENABLED &&
2239             rte_port->dev_info.vmdq_pool_base > 0) {
2240                 printf("VMDQ_DCB multi-queue mode is nonsensical"
2241                         " for port %d.", pid);
2242                 return -1;
2243         }
2244
2245         /* Assume the ports in testpmd have the same dcb capability
2246          * and has the same number of rxq and txq in dcb mode
2247          */
2248         if (dcb_mode == DCB_VT_ENABLED) {
2249                 if (rte_port->dev_info.max_vfs > 0) {
2250                         nb_rxq = rte_port->dev_info.nb_rx_queues;
2251                         nb_txq = rte_port->dev_info.nb_tx_queues;
2252                 } else {
2253                         nb_rxq = rte_port->dev_info.max_rx_queues;
2254                         nb_txq = rte_port->dev_info.max_tx_queues;
2255                 }
2256         } else {
2257                 /*if vt is disabled, use all pf queues */
2258                 if (rte_port->dev_info.vmdq_pool_base == 0) {
2259                         nb_rxq = rte_port->dev_info.max_rx_queues;
2260                         nb_txq = rte_port->dev_info.max_tx_queues;
2261                 } else {
2262                         nb_rxq = (queueid_t)num_tcs;
2263                         nb_txq = (queueid_t)num_tcs;
2264
2265                 }
2266         }
2267         rx_free_thresh = 64;
2268
2269         memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf));
2270
2271         rxtx_port_config(rte_port);
2272         /* VLAN filter */
2273         rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
2274         for (i = 0; i < RTE_DIM(vlan_tags); i++)
2275                 rx_vft_set(pid, vlan_tags[i], 1);
2276
2277         rte_eth_macaddr_get(pid, &rte_port->eth_addr);
2278         map_port_queue_stats_mapping_registers(pid, rte_port);
2279
2280         rte_port->dcb_flag = 1;
2281
2282         return 0;
2283 }
2284
2285 static void
2286 init_port(void)
2287 {
2288         /* Configuration of Ethernet ports. */
2289         ports = rte_zmalloc("testpmd: ports",
2290                             sizeof(struct rte_port) * RTE_MAX_ETHPORTS,
2291                             RTE_CACHE_LINE_SIZE);
2292         if (ports == NULL) {
2293                 rte_exit(EXIT_FAILURE,
2294                                 "rte_zmalloc(%d struct rte_port) failed\n",
2295                                 RTE_MAX_ETHPORTS);
2296         }
2297 }
2298
2299 static void
2300 force_quit(void)
2301 {
2302         pmd_test_exit();
2303         prompt_exit();
2304 }
2305
2306 static void
2307 print_stats(void)
2308 {
2309         uint8_t i;
2310         const char clr[] = { 27, '[', '2', 'J', '\0' };
2311         const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' };
2312
2313         /* Clear screen and move to top left */
2314         printf("%s%s", clr, top_left);
2315
2316         printf("\nPort statistics ====================================");
2317         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
2318                 nic_stats_display(fwd_ports_ids[i]);
2319 }
2320
2321 static void
2322 signal_handler(int signum)
2323 {
2324         if (signum == SIGINT || signum == SIGTERM) {
2325                 printf("\nSignal %d received, preparing to exit...\n",
2326                                 signum);
2327 #ifdef RTE_LIBRTE_PDUMP
2328                 /* uninitialize packet capture framework */
2329                 rte_pdump_uninit();
2330 #endif
2331 #ifdef RTE_LIBRTE_LATENCY_STATS
2332                 rte_latencystats_uninit();
2333 #endif
2334                 force_quit();
2335                 /* Set flag to indicate the force termination. */
2336                 f_quit = 1;
2337                 /* exit with the expected status */
2338                 signal(signum, SIG_DFL);
2339                 kill(getpid(), signum);
2340         }
2341 }
2342
2343 int
2344 main(int argc, char** argv)
2345 {
2346         int  diag;
2347         portid_t port_id;
2348
2349         signal(SIGINT, signal_handler);
2350         signal(SIGTERM, signal_handler);
2351
2352         diag = rte_eal_init(argc, argv);
2353         if (diag < 0)
2354                 rte_panic("Cannot init EAL\n");
2355
2356         testpmd_logtype = rte_log_register("testpmd");
2357         if (testpmd_logtype < 0)
2358                 rte_panic("Cannot register log type");
2359         rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG);
2360
2361         if (mlockall(MCL_CURRENT | MCL_FUTURE)) {
2362                 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n",
2363                         strerror(errno));
2364         }
2365
2366 #ifdef RTE_LIBRTE_PDUMP
2367         /* initialize packet capture framework */
2368         rte_pdump_init(NULL);
2369 #endif
2370
2371         nb_ports = (portid_t) rte_eth_dev_count();
2372         if (nb_ports == 0)
2373                 TESTPMD_LOG(WARNING, "No probed ethernet devices\n");
2374
2375         /* allocate port structures, and init them */
2376         init_port();
2377
2378         set_def_fwd_config();
2379         if (nb_lcores == 0)
2380                 rte_panic("Empty set of forwarding logical cores - check the "
2381                           "core mask supplied in the command parameters\n");
2382
2383         /* Bitrate/latency stats disabled by default */
2384 #ifdef RTE_LIBRTE_BITRATE
2385         bitrate_enabled = 0;
2386 #endif
2387 #ifdef RTE_LIBRTE_LATENCY_STATS
2388         latencystats_enabled = 0;
2389 #endif
2390
2391         argc -= diag;
2392         argv += diag;
2393         if (argc > 1)
2394                 launch_args_parse(argc, argv);
2395
2396         if (tx_first && interactive)
2397                 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on "
2398                                 "interactive mode.\n");
2399
2400         if (tx_first && lsc_interrupt) {
2401                 printf("Warning: lsc_interrupt needs to be off when "
2402                                 " using tx_first. Disabling.\n");
2403                 lsc_interrupt = 0;
2404         }
2405
2406         if (!nb_rxq && !nb_txq)
2407                 printf("Warning: Either rx or tx queues should be non-zero\n");
2408
2409         if (nb_rxq > 1 && nb_rxq > nb_txq)
2410                 printf("Warning: nb_rxq=%d enables RSS configuration, "
2411                        "but nb_txq=%d will prevent to fully test it.\n",
2412                        nb_rxq, nb_txq);
2413
2414         init_config();
2415         if (start_port(RTE_PORT_ALL) != 0)
2416                 rte_exit(EXIT_FAILURE, "Start ports failed\n");
2417
2418         /* set all ports to promiscuous mode by default */
2419         RTE_ETH_FOREACH_DEV(port_id)
2420                 rte_eth_promiscuous_enable(port_id);
2421
2422         /* Init metrics library */
2423         rte_metrics_init(rte_socket_id());
2424
2425 #ifdef RTE_LIBRTE_LATENCY_STATS
2426         if (latencystats_enabled != 0) {
2427                 int ret = rte_latencystats_init(1, NULL);
2428                 if (ret)
2429                         printf("Warning: latencystats init()"
2430                                 " returned error %d\n", ret);
2431                 printf("Latencystats running on lcore %d\n",
2432                         latencystats_lcore_id);
2433         }
2434 #endif
2435
2436         /* Setup bitrate stats */
2437 #ifdef RTE_LIBRTE_BITRATE
2438         if (bitrate_enabled != 0) {
2439                 bitrate_data = rte_stats_bitrate_create();
2440                 if (bitrate_data == NULL)
2441                         rte_exit(EXIT_FAILURE,
2442                                 "Could not allocate bitrate data.\n");
2443                 rte_stats_bitrate_reg(bitrate_data);
2444         }
2445 #endif
2446
2447 #ifdef RTE_LIBRTE_CMDLINE
2448         if (strlen(cmdline_filename) != 0)
2449                 cmdline_read_from_file(cmdline_filename);
2450
2451         if (interactive == 1) {
2452                 if (auto_start) {
2453                         printf("Start automatic packet forwarding\n");
2454                         start_packet_forwarding(0);
2455                 }
2456                 prompt();
2457                 pmd_test_exit();
2458         } else
2459 #endif
2460         {
2461                 char c;
2462                 int rc;
2463
2464                 f_quit = 0;
2465
2466                 printf("No commandline core given, start packet forwarding\n");
2467                 start_packet_forwarding(tx_first);
2468                 if (stats_period != 0) {
2469                         uint64_t prev_time = 0, cur_time, diff_time = 0;
2470                         uint64_t timer_period;
2471
2472                         /* Convert to number of cycles */
2473                         timer_period = stats_period * rte_get_timer_hz();
2474
2475                         while (f_quit == 0) {
2476                                 cur_time = rte_get_timer_cycles();
2477                                 diff_time += cur_time - prev_time;
2478
2479                                 if (diff_time >= timer_period) {
2480                                         print_stats();
2481                                         /* Reset the timer */
2482                                         diff_time = 0;
2483                                 }
2484                                 /* Sleep to avoid unnecessary checks */
2485                                 prev_time = cur_time;
2486                                 sleep(1);
2487                         }
2488                 }
2489
2490                 printf("Press enter to exit\n");
2491                 rc = read(0, &c, 1);
2492                 pmd_test_exit();
2493                 if (rc < 0)
2494                         return 1;
2495         }
2496
2497         return 0;
2498 }