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 #ifndef RTE_EXEC_ENV_WINDOWS
  13 #include <sys/mman.h>
  14 #endif
  15 #include <sys/types.h>
  16 #include <errno.h>
  17 #include <stdbool.h>
  18
  19 #include <sys/queue.h>
  20 #include <sys/stat.h>
  21
  22 #include <stdint.h>
  23 #include <unistd.h>
  24 #include <inttypes.h>
  25
  26 #include <rte_common.h>
  27 #include <rte_errno.h>
  28 #include <rte_byteorder.h>
  29 #include <rte_log.h>
  30 #include <rte_debug.h>
  31 #include <rte_cycles.h>
  32 #include <rte_memory.h>
  33 #include <rte_memcpy.h>
  34 #include <rte_launch.h>
  35 #include <rte_eal.h>
  36 #include <rte_alarm.h>
  37 #include <rte_per_lcore.h>
  38 #include <rte_lcore.h>
  39 #include <rte_branch_prediction.h>
  40 #include <rte_mempool.h>
  41 #include <rte_malloc.h>
  42 #include <rte_mbuf.h>
  43 #include <rte_mbuf_pool_ops.h>
  44 #include <rte_interrupts.h>
  45 #include <rte_pci.h>
  46 #include <rte_ether.h>
  47 #include <rte_ethdev.h>
  48 #include <rte_dev.h>
  49 #include <rte_string_fns.h>
  50 #ifdef RTE_NET_IXGBE
  51 #include <rte_pmd_ixgbe.h>
  52 #endif
  53 #ifdef RTE_LIB_PDUMP
  54 #include <rte_pdump.h>
  55 #endif
  56 #include <rte_flow.h>
  57 #ifdef RTE_LIB_METRICS
  58 #include <rte_metrics.h>
  59 #endif
  60 #ifdef RTE_LIB_BITRATESTATS
  61 #include <rte_bitrate.h>
  62 #endif
  63 #ifdef RTE_LIB_LATENCYSTATS
  64 #include <rte_latencystats.h>
  65 #endif
  66 #ifdef RTE_EXEC_ENV_WINDOWS
  67 #include <process.h>
  68 #endif
  69
  70 #include "testpmd.h"
  71
  72 #ifndef MAP_HUGETLB
  73 /* FreeBSD may not have MAP_HUGETLB (in fact, it probably doesn't) */
  74 #define HUGE_FLAG (0x40000)
  75 #else
  76 #define HUGE_FLAG MAP_HUGETLB
  77 #endif
  78
  79 #ifndef MAP_HUGE_SHIFT
  80 /* older kernels (or FreeBSD) will not have this define */
  81 #define HUGE_SHIFT (26)
  82 #else
  83 #define HUGE_SHIFT MAP_HUGE_SHIFT
  84 #endif
  85
  86 #define EXTMEM_HEAP_NAME "extmem"
  87 /*
  88  * Zone size with the malloc overhead (max of debug and release variants)
  89  * must fit into the smallest supported hugepage size (2M),
  90  * so that an IOVA-contiguous zone of this size can always be allocated
  91  * if there are free 2M hugepages.
  92  */
  93 #define EXTBUF_ZONE_SIZE (RTE_PGSIZE_2M - 4 * RTE_CACHE_LINE_SIZE)
  94
  95 uint16_t verbose_level = 0; /**< Silent by default. */
  96 int testpmd_logtype; /**< Log type for testpmd logs */
  97
  98 /* use main core for command line ? */
  99 uint8_t interactive = 0;
 100 uint8_t auto_start = 0;
 101 uint8_t tx_first;
 102 char cmdline_filename[PATH_MAX] = {0};
 103
 104 /*
 105  * NUMA support configuration.
 106  * When set, the NUMA support attempts to dispatch the allocation of the
 107  * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the
 108  * probed ports among the CPU sockets 0 and 1.
 109  * Otherwise, all memory is allocated from CPU socket 0.
 110  */
 111 uint8_t numa_support = 1; /**< numa enabled by default */
 112
 113 /*
 114  * In UMA mode,all memory is allocated from socket 0 if --socket-num is
 115  * not configured.
 116  */
 117 uint8_t socket_num = UMA_NO_CONFIG;
 118
 119 /*
 120  * Select mempool allocation type:
 121  * - native: use regular DPDK memory
 122  * - anon: use regular DPDK memory to create mempool, but populate using
 123  *         anonymous memory (may not be IOVA-contiguous)
 124  * - xmem: use externally allocated hugepage memory
 125  */
 126 uint8_t mp_alloc_type = MP_ALLOC_NATIVE;
 127
 128 /*
 129  * Store specified sockets on which memory pool to be used by ports
 130  * is allocated.
 131  */
 132 uint8_t port_numa[RTE_MAX_ETHPORTS];
 133
 134 /*
 135  * Store specified sockets on which RX ring to be used by ports
 136  * is allocated.
 137  */
 138 uint8_t rxring_numa[RTE_MAX_ETHPORTS];
 139
 140 /*
 141  * Store specified sockets on which TX ring to be used by ports
 142  * is allocated.
 143  */
 144 uint8_t txring_numa[RTE_MAX_ETHPORTS];
 145
 146 /*
 147  * Record the Ethernet address of peer target ports to which packets are
 148  * forwarded.
 149  * Must be instantiated with the ethernet addresses of peer traffic generator
 150  * ports.
 151  */
 152 struct rte_ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS];
 153 portid_t nb_peer_eth_addrs = 0;
 154
 155 /*
 156  * Probed Target Environment.
 157  */
 158 struct rte_port *ports;        /**< For all probed ethernet ports. */
 159 portid_t nb_ports;             /**< Number of probed ethernet ports. */
 160 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */
 161 lcoreid_t nb_lcores;           /**< Number of probed logical cores. */
 162
 163 portid_t ports_ids[RTE_MAX_ETHPORTS]; /**< Store all port ids. */
 164
 165 /*
 166  * Test Forwarding Configuration.
 167  *    nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores
 168  *    nb_fwd_ports  <= nb_cfg_ports  <= nb_ports
 169  */
 170 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */
 171 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */
 172 portid_t  nb_cfg_ports;  /**< Number of configured ports. */
 173 portid_t  nb_fwd_ports;  /**< Number of forwarding ports. */
 174
 175 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */
 176 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS];      /**< Port ids configuration. */
 177
 178 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */
 179 streamid_t nb_fwd_streams;       /**< Is equal to (nb_ports * nb_rxq). */
 180
 181 /*
 182  * Forwarding engines.
 183  */
 184 struct fwd_engine * fwd_engines[] = {
 185         &io_fwd_engine,
 186         &mac_fwd_engine,
 187         &mac_swap_engine,
 188         &flow_gen_engine,
 189         &rx_only_engine,
 190         &tx_only_engine,
 191         &csum_fwd_engine,
 192         &icmp_echo_engine,
 193         &noisy_vnf_engine,
 194         &five_tuple_swap_fwd_engine,
 195 #ifdef RTE_LIBRTE_IEEE1588
 196         &ieee1588_fwd_engine,
 197 #endif
 198         &shared_rxq_engine,
 199         NULL,
 200 };
 201
 202 struct rte_mempool *mempools[RTE_MAX_NUMA_NODES * MAX_SEGS_BUFFER_SPLIT];
 203 uint16_t mempool_flags;
 204
 205 struct fwd_config cur_fwd_config;
 206 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */
 207 uint32_t retry_enabled;
 208 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US;
 209 uint32_t burst_tx_retry_num = BURST_TX_RETRIES;
 210
 211 uint32_t mbuf_data_size_n = 1; /* Number of specified mbuf sizes. */
 212 uint16_t mbuf_data_size[MAX_SEGS_BUFFER_SPLIT] = {
 213         DEFAULT_MBUF_DATA_SIZE
 214 }; /**< Mbuf data space size. */
 215 uint32_t param_total_num_mbufs = 0;  /**< number of mbufs in all pools - if
 216                                       * specified on command-line. */
 217 uint16_t stats_period; /**< Period to show statistics (disabled by default) */
 218
 219 /** Extended statistics to show. */
 220 struct rte_eth_xstat_name *xstats_display;
 221
 222 unsigned int xstats_display_num; /**< Size of extended statistics to show */
 223
 224 /*
 225  * In container, it cannot terminate the process which running with 'stats-period'
 226  * option. Set flag to exit stats period loop after received SIGINT/SIGTERM.
 227  */
 228 uint8_t f_quit;
 229
 230 /*
 231  * Max Rx frame size, set by '--max-pkt-len' parameter.
 232  */
 233 uint32_t max_rx_pkt_len;
 234
 235 /*
 236  * Configuration of packet segments used to scatter received packets
 237  * if some of split features is configured.
 238  */
 239 uint16_t rx_pkt_seg_lengths[MAX_SEGS_BUFFER_SPLIT];
 240 uint8_t  rx_pkt_nb_segs; /**< Number of segments to split */
 241 uint16_t rx_pkt_seg_offsets[MAX_SEGS_BUFFER_SPLIT];
 242 uint8_t  rx_pkt_nb_offs; /**< Number of specified offsets */
 243
 244 /*
 245  * Configuration of packet segments used by the "txonly" processing engine.
 246  */
 247 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */
 248 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = {
 249         TXONLY_DEF_PACKET_LEN,
 250 };
 251 uint8_t  tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */
 252
 253 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF;
 254 /**< Split policy for packets to TX. */
 255
 256 uint8_t txonly_multi_flow;
 257 /**< Whether multiple flows are generated in TXONLY mode. */
 258
 259 uint32_t tx_pkt_times_inter;
 260 /**< Timings for send scheduling in TXONLY mode, time between bursts. */
 261
 262 uint32_t tx_pkt_times_intra;
 263 /**< Timings for send scheduling in TXONLY mode, time between packets. */
 264
 265 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */
 266 uint16_t nb_pkt_flowgen_clones; /**< Number of Tx packet clones to send in flowgen mode. */
 267 int nb_flows_flowgen = 1024; /**< Number of flows in flowgen mode. */
 268 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */
 269
 270 /* current configuration is in DCB or not,0 means it is not in DCB mode */
 271 uint8_t dcb_config = 0;
 272
 273 /*
 274  * Configurable number of RX/TX queues.
 275  */
 276 queueid_t nb_hairpinq; /**< Number of hairpin queues per port. */
 277 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */
 278 queueid_t nb_txq = 1; /**< Number of TX queues per port. */
 279
 280 /*
 281  * Configurable number of RX/TX ring descriptors.
 282  * Defaults are supplied by drivers via ethdev.
 283  */
 284 #define RTE_TEST_RX_DESC_DEFAULT 0
 285 #define RTE_TEST_TX_DESC_DEFAULT 0
 286 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */
 287 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */
 288
 289 #define RTE_PMD_PARAM_UNSET -1
 290 /*
 291  * Configurable values of RX and TX ring threshold registers.
 292  */
 293
 294 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET;
 295 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET;
 296 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET;
 297
 298 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET;
 299 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET;
 300 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET;
 301
 302 /*
 303  * Configurable value of RX free threshold.
 304  */
 305 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET;
 306
 307 /*
 308  * Configurable value of RX drop enable.
 309  */
 310 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET;
 311
 312 /*
 313  * Configurable value of TX free threshold.
 314  */
 315 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET;
 316
 317 /*
 318  * Configurable value of TX RS bit threshold.
 319  */
 320 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET;
 321
 322 /*
 323  * Configurable value of buffered packets before sending.
 324  */
 325 uint16_t noisy_tx_sw_bufsz;
 326
 327 /*
 328  * Configurable value of packet buffer timeout.
 329  */
 330 uint16_t noisy_tx_sw_buf_flush_time;
 331
 332 /*
 333  * Configurable value for size of VNF internal memory area
 334  * used for simulating noisy neighbour behaviour
 335  */
 336 uint64_t noisy_lkup_mem_sz;
 337
 338 /*
 339  * Configurable value of number of random writes done in
 340  * VNF simulation memory area.
 341  */
 342 uint64_t noisy_lkup_num_writes;
 343
 344 /*
 345  * Configurable value of number of random reads done in
 346  * VNF simulation memory area.
 347  */
 348 uint64_t noisy_lkup_num_reads;
 349
 350 /*
 351  * Configurable value of number of random reads/writes done in
 352  * VNF simulation memory area.
 353  */
 354 uint64_t noisy_lkup_num_reads_writes;
 355
 356 /*
 357  * Receive Side Scaling (RSS) configuration.
 358  */
 359 uint64_t rss_hf = RTE_ETH_RSS_IP; /* RSS IP by default. */
 360
 361 /*
 362  * Port topology configuration
 363  */
 364 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */
 365
 366 /*
 367  * Avoids to flush all the RX streams before starts forwarding.
 368  */
 369 uint8_t no_flush_rx = 0; /* flush by default */
 370
 371 /*
 372  * Flow API isolated mode.
 373  */
 374 uint8_t flow_isolate_all;
 375
 376 /*
 377  * Avoids to check link status when starting/stopping a port.
 378  */
 379 uint8_t no_link_check = 0; /* check by default */
 380
 381 /*
 382  * Don't automatically start all ports in interactive mode.
 383  */
 384 uint8_t no_device_start = 0;
 385
 386 /*
 387  * Enable link status change notification
 388  */
 389 uint8_t lsc_interrupt = 1; /* enabled by default */
 390
 391 /*
 392  * Enable device removal notification.
 393  */
 394 uint8_t rmv_interrupt = 1; /* enabled by default */
 395
 396 uint8_t hot_plug = 0; /**< hotplug disabled by default. */
 397
 398 /* After attach, port setup is called on event or by iterator */
 399 bool setup_on_probe_event = true;
 400
 401 /* Clear ptypes on port initialization. */
 402 uint8_t clear_ptypes = true;
 403
 404 /* Hairpin ports configuration mode. */
 405 uint16_t hairpin_mode;
 406
 407 /* Pretty printing of ethdev events */
 408 static const char * const eth_event_desc[] = {
 409         [RTE_ETH_EVENT_UNKNOWN] = "unknown",
 410         [RTE_ETH_EVENT_INTR_LSC] = "link state change",
 411         [RTE_ETH_EVENT_QUEUE_STATE] = "queue state",
 412         [RTE_ETH_EVENT_INTR_RESET] = "reset",
 413         [RTE_ETH_EVENT_VF_MBOX] = "VF mbox",
 414         [RTE_ETH_EVENT_IPSEC] = "IPsec",
 415         [RTE_ETH_EVENT_MACSEC] = "MACsec",
 416         [RTE_ETH_EVENT_INTR_RMV] = "device removal",
 417         [RTE_ETH_EVENT_NEW] = "device probed",
 418         [RTE_ETH_EVENT_DESTROY] = "device released",
 419         [RTE_ETH_EVENT_FLOW_AGED] = "flow aged",
 420         [RTE_ETH_EVENT_MAX] = NULL,
 421 };
 422
 423 /*
 424  * Display or mask ether events
 425  * Default to all events except VF_MBOX
 426  */
 427 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) |
 428                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) |
 429                             (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) |
 430                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) |
 431                             (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) |
 432                             (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) |
 433                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV) |
 434                             (UINT32_C(1) << RTE_ETH_EVENT_FLOW_AGED);
 435 /*
 436  * Decide if all memory are locked for performance.
 437  */
 438 int do_mlockall = 0;
 439
 440 /*
 441  * NIC bypass mode configuration options.
 442  */
 443
 444 #if defined RTE_NET_IXGBE && defined RTE_LIBRTE_IXGBE_BYPASS
 445 /* The NIC bypass watchdog timeout. */
 446 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF;
 447 #endif
 448
 449
 450 #ifdef RTE_LIB_LATENCYSTATS
 451
 452 /*
 453  * Set when latency stats is enabled in the commandline
 454  */
 455 uint8_t latencystats_enabled;
 456
 457 /*
 458  * Lcore ID to service latency statistics.
 459  */
 460 lcoreid_t latencystats_lcore_id = -1;
 461
 462 #endif
 463
 464 /*
 465  * Ethernet device configuration.
 466  */
 467 struct rte_eth_rxmode rx_mode;
 468
 469 struct rte_eth_txmode tx_mode = {
 470         .offloads = RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE,
 471 };
 472
 473 struct rte_eth_fdir_conf fdir_conf = {
 474         .mode = RTE_FDIR_MODE_NONE,
 475         .pballoc = RTE_ETH_FDIR_PBALLOC_64K,
 476         .status = RTE_FDIR_REPORT_STATUS,
 477         .mask = {
 478                 .vlan_tci_mask = 0xFFEF,
 479                 .ipv4_mask     = {
 480                         .src_ip = 0xFFFFFFFF,
 481                         .dst_ip = 0xFFFFFFFF,
 482                 },
 483                 .ipv6_mask     = {
 484                         .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF},
 485                         .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF},
 486                 },
 487                 .src_port_mask = 0xFFFF,
 488                 .dst_port_mask = 0xFFFF,
 489                 .mac_addr_byte_mask = 0xFF,
 490                 .tunnel_type_mask = 1,
 491                 .tunnel_id_mask = 0xFFFFFFFF,
 492         },
 493         .drop_queue = 127,
 494 };
 495
 496 volatile int test_done = 1; /* stop packet forwarding when set to 1. */
 497
 498 /*
 499  * Display zero values by default for xstats
 500  */
 501 uint8_t xstats_hide_zero;
 502
 503 /*
 504  * Measure of CPU cycles disabled by default
 505  */
 506 uint8_t record_core_cycles;
 507
 508 /*
 509  * Display of RX and TX bursts disabled by default
 510  */
 511 uint8_t record_burst_stats;
 512
 513 /*
 514  * Number of ports per shared Rx queue group, 0 disable.
 515  */
 516 uint32_t rxq_share;
 517
 518 unsigned int num_sockets = 0;
 519 unsigned int socket_ids[RTE_MAX_NUMA_NODES];
 520
 521 #ifdef RTE_LIB_BITRATESTATS
 522 /* Bitrate statistics */
 523 struct rte_stats_bitrates *bitrate_data;
 524 lcoreid_t bitrate_lcore_id;
 525 uint8_t bitrate_enabled;
 526 #endif
 527
 528 #ifdef RTE_LIB_GRO
 529 struct gro_status gro_ports[RTE_MAX_ETHPORTS];
 530 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES;
 531 #endif
 532
 533 /*
 534  * hexadecimal bitmask of RX mq mode can be enabled.
 535  */
 536 enum rte_eth_rx_mq_mode rx_mq_mode = RTE_ETH_MQ_RX_VMDQ_DCB_RSS;
 537
 538 /*
 539  * Used to set forced link speed
 540  */
 541 uint32_t eth_link_speed;
 542
 543 /*
 544  * ID of the current process in multi-process, used to
 545  * configure the queues to be polled.
 546  */
 547 int proc_id;
 548
 549 /*
 550  * Number of processes in multi-process, used to
 551  * configure the queues to be polled.
 552  */
 553 unsigned int num_procs = 1;
 554
 555 static void
 556 eth_rx_metadata_negotiate_mp(uint16_t port_id)
 557 {
 558         uint64_t rx_meta_features = 0;
 559         int ret;
 560
 561         if (!is_proc_primary())
 562                 return;
 563
 564         rx_meta_features |= RTE_ETH_RX_METADATA_USER_FLAG;
 565         rx_meta_features |= RTE_ETH_RX_METADATA_USER_MARK;
 566         rx_meta_features |= RTE_ETH_RX_METADATA_TUNNEL_ID;
 567
 568         ret = rte_eth_rx_metadata_negotiate(port_id, &rx_meta_features);
 569         if (ret == 0) {
 570                 if (!(rx_meta_features & RTE_ETH_RX_METADATA_USER_FLAG)) {
 571                         TESTPMD_LOG(DEBUG, "Flow action FLAG will not affect Rx mbufs on port %u\n",
 572                                     port_id);
 573                 }
 574
 575                 if (!(rx_meta_features & RTE_ETH_RX_METADATA_USER_MARK)) {
 576                         TESTPMD_LOG(DEBUG, "Flow action MARK will not affect Rx mbufs on port %u\n",
 577                                     port_id);
 578                 }
 579
 580                 if (!(rx_meta_features & RTE_ETH_RX_METADATA_TUNNEL_ID)) {
 581                         TESTPMD_LOG(DEBUG, "Flow tunnel offload support might be limited or unavailable on port %u\n",
 582                                     port_id);
 583                 }
 584         } else if (ret != -ENOTSUP) {
 585                 rte_exit(EXIT_FAILURE, "Error when negotiating Rx meta features on port %u: %s\n",
 586                          port_id, rte_strerror(-ret));
 587         }
 588 }
 589
 590 static int
 591 eth_dev_configure_mp(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 592                       const struct rte_eth_conf *dev_conf)
 593 {
 594         if (is_proc_primary())
 595                 return rte_eth_dev_configure(port_id, nb_rx_q, nb_tx_q,
 596                                         dev_conf);
 597         return 0;
 598 }
 599
 600 static int
 601 eth_dev_start_mp(uint16_t port_id)
 602 {
 603         if (is_proc_primary())
 604                 return rte_eth_dev_start(port_id);
 605
 606         return 0;
 607 }
 608
 609 static int
 610 eth_dev_stop_mp(uint16_t port_id)
 611 {
 612         if (is_proc_primary())
 613                 return rte_eth_dev_stop(port_id);
 614
 615         return 0;
 616 }
 617
 618 static void
 619 mempool_free_mp(struct rte_mempool *mp)
 620 {
 621         if (is_proc_primary())
 622                 rte_mempool_free(mp);
 623 }
 624
 625 static int
 626 eth_dev_set_mtu_mp(uint16_t port_id, uint16_t mtu)
 627 {
 628         if (is_proc_primary())
 629                 return rte_eth_dev_set_mtu(port_id, mtu);
 630
 631         return 0;
 632 }
 633
 634 /* Forward function declarations */
 635 static void setup_attached_port(portid_t pi);
 636 static void check_all_ports_link_status(uint32_t port_mask);
 637 static int eth_event_callback(portid_t port_id,
 638                               enum rte_eth_event_type type,
 639                               void *param, void *ret_param);
 640 static void dev_event_callback(const char *device_name,
 641                                 enum rte_dev_event_type type,
 642                                 void *param);
 643 static void fill_xstats_display_info(void);
 644
 645 /*
 646  * Check if all the ports are started.
 647  * If yes, return positive value. If not, return zero.
 648  */
 649 static int all_ports_started(void);
 650
 651 #ifdef RTE_LIB_GSO
 652 struct gso_status gso_ports[RTE_MAX_ETHPORTS];
 653 uint16_t gso_max_segment_size = RTE_ETHER_MAX_LEN - RTE_ETHER_CRC_LEN;
 654 #endif
 655
 656 /* Holds the registered mbuf dynamic flags names. */
 657 char dynf_names[64][RTE_MBUF_DYN_NAMESIZE];
 658
 659
 660 /*
 661  * Helper function to check if socket is already discovered.
 662  * If yes, return positive value. If not, return zero.
 663  */
 664 int
 665 new_socket_id(unsigned int socket_id)
 666 {
 667         unsigned int i;
 668
 669         for (i = 0; i < num_sockets; i++) {
 670                 if (socket_ids[i] == socket_id)
 671                         return 0;
 672         }
 673         return 1;
 674 }
 675
 676 /*
 677  * Setup default configuration.
 678  */
 679 static void
 680 set_default_fwd_lcores_config(void)
 681 {
 682         unsigned int i;
 683         unsigned int nb_lc;
 684         unsigned int sock_num;
 685
 686         nb_lc = 0;
 687         for (i = 0; i < RTE_MAX_LCORE; i++) {
 688                 if (!rte_lcore_is_enabled(i))
 689                         continue;
 690                 sock_num = rte_lcore_to_socket_id(i);
 691                 if (new_socket_id(sock_num)) {
 692                         if (num_sockets >= RTE_MAX_NUMA_NODES) {
 693                                 rte_exit(EXIT_FAILURE,
 694                                          "Total sockets greater than %u\n",
 695                                          RTE_MAX_NUMA_NODES);
 696                         }
 697                         socket_ids[num_sockets++] = sock_num;
 698                 }
 699                 if (i == rte_get_main_lcore())
 700                         continue;
 701                 fwd_lcores_cpuids[nb_lc++] = i;
 702         }
 703         nb_lcores = (lcoreid_t) nb_lc;
 704         nb_cfg_lcores = nb_lcores;
 705         nb_fwd_lcores = 1;
 706 }
 707
 708 static void
 709 set_def_peer_eth_addrs(void)
 710 {
 711         portid_t i;
 712
 713         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 714                 peer_eth_addrs[i].addr_bytes[0] = RTE_ETHER_LOCAL_ADMIN_ADDR;
 715                 peer_eth_addrs[i].addr_bytes[5] = i;
 716         }
 717 }
 718
 719 static void
 720 set_default_fwd_ports_config(void)
 721 {
 722         portid_t pt_id;
 723         int i = 0;
 724
 725         RTE_ETH_FOREACH_DEV(pt_id) {
 726                 fwd_ports_ids[i++] = pt_id;
 727
 728                 /* Update sockets info according to the attached device */
 729                 int socket_id = rte_eth_dev_socket_id(pt_id);
 730                 if (socket_id >= 0 && new_socket_id(socket_id)) {
 731                         if (num_sockets >= RTE_MAX_NUMA_NODES) {
 732                                 rte_exit(EXIT_FAILURE,
 733                                          "Total sockets greater than %u\n",
 734                                          RTE_MAX_NUMA_NODES);
 735                         }
 736                         socket_ids[num_sockets++] = socket_id;
 737                 }
 738         }
 739
 740         nb_cfg_ports = nb_ports;
 741         nb_fwd_ports = nb_ports;
 742 }
 743
 744 void
 745 set_def_fwd_config(void)
 746 {
 747         set_default_fwd_lcores_config();
 748         set_def_peer_eth_addrs();
 749         set_default_fwd_ports_config();
 750 }
 751
 752 #ifndef RTE_EXEC_ENV_WINDOWS
 753 /* extremely pessimistic estimation of memory required to create a mempool */
 754 static int
 755 calc_mem_size(uint32_t nb_mbufs, uint32_t mbuf_sz, size_t pgsz, size_t *out)
 756 {
 757         unsigned int n_pages, mbuf_per_pg, leftover;
 758         uint64_t total_mem, mbuf_mem, obj_sz;
 759
 760         /* there is no good way to predict how much space the mempool will
 761          * occupy because it will allocate chunks on the fly, and some of those
 762          * will come from default DPDK memory while some will come from our
 763          * external memory, so just assume 128MB will be enough for everyone.
 764          */
 765         uint64_t hdr_mem = 128 << 20;
 766
 767         /* account for possible non-contiguousness */
 768         obj_sz = rte_mempool_calc_obj_size(mbuf_sz, 0, NULL);
 769         if (obj_sz > pgsz) {
 770                 TESTPMD_LOG(ERR, "Object size is bigger than page size\n");
 771                 return -1;
 772         }
 773
 774         mbuf_per_pg = pgsz / obj_sz;
 775         leftover = (nb_mbufs % mbuf_per_pg) > 0;
 776         n_pages = (nb_mbufs / mbuf_per_pg) + leftover;
 777
 778         mbuf_mem = n_pages * pgsz;
 779
 780         total_mem = RTE_ALIGN(hdr_mem + mbuf_mem, pgsz);
 781
 782         if (total_mem > SIZE_MAX) {
 783                 TESTPMD_LOG(ERR, "Memory size too big\n");
 784                 return -1;
 785         }
 786         *out = (size_t)total_mem;
 787
 788         return 0;
 789 }
 790
 791 static int
 792 pagesz_flags(uint64_t page_sz)
 793 {
 794         /* as per mmap() manpage, all page sizes are log2 of page size
 795          * shifted by MAP_HUGE_SHIFT
 796          */
 797         int log2 = rte_log2_u64(page_sz);
 798
 799         return (log2 << HUGE_SHIFT);
 800 }
 801
 802 static void *
 803 alloc_mem(size_t memsz, size_t pgsz, bool huge)
 804 {
 805         void *addr;
 806         int flags;
 807
 808         /* allocate anonymous hugepages */
 809         flags = MAP_ANONYMOUS | MAP_PRIVATE;
 810         if (huge)
 811                 flags |= HUGE_FLAG | pagesz_flags(pgsz);
 812
 813         addr = mmap(NULL, memsz, PROT_READ | PROT_WRITE, flags, -1, 0);
 814         if (addr == MAP_FAILED)
 815                 return NULL;
 816
 817         return addr;
 818 }
 819
 820 struct extmem_param {
 821         void *addr;
 822         size_t len;
 823         size_t pgsz;
 824         rte_iova_t *iova_table;
 825         unsigned int iova_table_len;
 826 };
 827
 828 static int
 829 create_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, struct extmem_param *param,
 830                 bool huge)
 831 {
 832         uint64_t pgsizes[] = {RTE_PGSIZE_2M, RTE_PGSIZE_1G, /* x86_64, ARM */
 833                         RTE_PGSIZE_16M, RTE_PGSIZE_16G};    /* POWER */
 834         unsigned int cur_page, n_pages, pgsz_idx;
 835         size_t mem_sz, cur_pgsz;
 836         rte_iova_t *iovas = NULL;
 837         void *addr;
 838         int ret;
 839
 840         for (pgsz_idx = 0; pgsz_idx < RTE_DIM(pgsizes); pgsz_idx++) {
 841                 /* skip anything that is too big */
 842                 if (pgsizes[pgsz_idx] > SIZE_MAX)
 843                         continue;
 844
 845                 cur_pgsz = pgsizes[pgsz_idx];
 846
 847                 /* if we were told not to allocate hugepages, override */
 848                 if (!huge)
 849                         cur_pgsz = sysconf(_SC_PAGESIZE);
 850
 851                 ret = calc_mem_size(nb_mbufs, mbuf_sz, cur_pgsz, &mem_sz);
 852                 if (ret < 0) {
 853                         TESTPMD_LOG(ERR, "Cannot calculate memory size\n");
 854                         return -1;
 855                 }
 856
 857                 /* allocate our memory */
 858                 addr = alloc_mem(mem_sz, cur_pgsz, huge);
 859
 860                 /* if we couldn't allocate memory with a specified page size,
 861                  * that doesn't mean we can't do it with other page sizes, so
 862                  * try another one.
 863                  */
 864                 if (addr == NULL)
 865                         continue;
 866
 867                 /* store IOVA addresses for every page in this memory area */
 868                 n_pages = mem_sz / cur_pgsz;
 869
 870                 iovas = malloc(sizeof(*iovas) * n_pages);
 871
 872                 if (iovas == NULL) {
 873                         TESTPMD_LOG(ERR, "Cannot allocate memory for iova addresses\n");
 874                         goto fail;
 875                 }
 876                 /* lock memory if it's not huge pages */
 877                 if (!huge)
 878                         mlock(addr, mem_sz);
 879
 880                 /* populate IOVA addresses */
 881                 for (cur_page = 0; cur_page < n_pages; cur_page++) {
 882                         rte_iova_t iova;
 883                         size_t offset;
 884                         void *cur;
 885
 886                         offset = cur_pgsz * cur_page;
 887                         cur = RTE_PTR_ADD(addr, offset);
 888
 889                         /* touch the page before getting its IOVA */
 890                         *(volatile char *)cur = 0;
 891
 892                         iova = rte_mem_virt2iova(cur);
 893
 894                         iovas[cur_page] = iova;
 895                 }
 896
 897                 break;
 898         }
 899         /* if we couldn't allocate anything */
 900         if (iovas == NULL)
 901                 return -1;
 902
 903         param->addr = addr;
 904         param->len = mem_sz;
 905         param->pgsz = cur_pgsz;
 906         param->iova_table = iovas;
 907         param->iova_table_len = n_pages;
 908
 909         return 0;
 910 fail:
 911         free(iovas);
 912         if (addr)
 913                 munmap(addr, mem_sz);
 914
 915         return -1;
 916 }
 917
 918 static int
 919 setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge)
 920 {
 921         struct extmem_param param;
 922         int socket_id, ret;
 923
 924         memset(&param, 0, sizeof(param));
 925
 926         /* check if our heap exists */
 927         socket_id = rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME);
 928         if (socket_id < 0) {
 929                 /* create our heap */
 930                 ret = rte_malloc_heap_create(EXTMEM_HEAP_NAME);
 931                 if (ret < 0) {
 932                         TESTPMD_LOG(ERR, "Cannot create heap\n");
 933                         return -1;
 934                 }
 935         }
 936
 937         ret = create_extmem(nb_mbufs, mbuf_sz, &param, huge);
 938         if (ret < 0) {
 939                 TESTPMD_LOG(ERR, "Cannot create memory area\n");
 940                 return -1;
 941         }
 942
 943         /* we now have a valid memory area, so add it to heap */
 944         ret = rte_malloc_heap_memory_add(EXTMEM_HEAP_NAME,
 945                         param.addr, param.len, param.iova_table,
 946                         param.iova_table_len, param.pgsz);
 947
 948         /* when using VFIO, memory is automatically mapped for DMA by EAL */
 949
 950         /* not needed any more */
 951         free(param.iova_table);
 952
 953         if (ret < 0) {
 954                 TESTPMD_LOG(ERR, "Cannot add memory to heap\n");
 955                 munmap(param.addr, param.len);
 956                 return -1;
 957         }
 958
 959         /* success */
 960
 961         TESTPMD_LOG(DEBUG, "Allocated %zuMB of external memory\n",
 962                         param.len >> 20);
 963
 964         return 0;
 965 }
 966 static void
 967 dma_unmap_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused,
 968              struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused)
 969 {
 970         uint16_t pid = 0;
 971         int ret;
 972
 973         RTE_ETH_FOREACH_DEV(pid) {
 974                 struct rte_eth_dev_info dev_info;
 975
 976                 ret = eth_dev_info_get_print_err(pid, &dev_info);
 977                 if (ret != 0) {
 978                         TESTPMD_LOG(DEBUG,
 979                                     "unable to get device info for port %d on addr 0x%p,"
 980                                     "mempool unmapping will not be performed\n",
 981                                     pid, memhdr->addr);
 982                         continue;
 983                 }
 984
 985                 ret = rte_dev_dma_unmap(dev_info.device, memhdr->addr, 0, memhdr->len);
 986                 if (ret) {
 987                         TESTPMD_LOG(DEBUG,
 988                                     "unable to DMA unmap addr 0x%p "
 989                                     "for device %s\n",
 990                                     memhdr->addr, dev_info.device->name);
 991                 }
 992         }
 993         ret = rte_extmem_unregister(memhdr->addr, memhdr->len);
 994         if (ret) {
 995                 TESTPMD_LOG(DEBUG,
 996                             "unable to un-register addr 0x%p\n", memhdr->addr);
 997         }
 998 }
 999
1000 static void
1001 dma_map_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused,
1002            struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused)
1003 {
1004         uint16_t pid = 0;
1005         size_t page_size = sysconf(_SC_PAGESIZE);
1006         int ret;
1007
1008         ret = rte_extmem_register(memhdr->addr, memhdr->len, NULL, 0,
1009                                   page_size);
1010         if (ret) {
1011                 TESTPMD_LOG(DEBUG,
1012                             "unable to register addr 0x%p\n", memhdr->addr);
1013                 return;
1014         }
1015         RTE_ETH_FOREACH_DEV(pid) {
1016                 struct rte_eth_dev_info dev_info;
1017
1018                 ret = eth_dev_info_get_print_err(pid, &dev_info);
1019                 if (ret != 0) {
1020                         TESTPMD_LOG(DEBUG,
1021                                     "unable to get device info for port %d on addr 0x%p,"
1022                                     "mempool mapping will not be performed\n",
1023                                     pid, memhdr->addr);
1024                         continue;
1025                 }
1026                 ret = rte_dev_dma_map(dev_info.device, memhdr->addr, 0, memhdr->len);
1027                 if (ret) {
1028                         TESTPMD_LOG(DEBUG,
1029                                     "unable to DMA map addr 0x%p "
1030                                     "for device %s\n",
1031                                     memhdr->addr, dev_info.device->name);
1032                 }
1033         }
1034 }
1035 #endif
1036
1037 static unsigned int
1038 setup_extbuf(uint32_t nb_mbufs, uint16_t mbuf_sz, unsigned int socket_id,
1039             char *pool_name, struct rte_pktmbuf_extmem **ext_mem)
1040 {
1041         struct rte_pktmbuf_extmem *xmem;
1042         unsigned int ext_num, zone_num, elt_num;
1043         uint16_t elt_size;
1044
1045         elt_size = RTE_ALIGN_CEIL(mbuf_sz, RTE_CACHE_LINE_SIZE);
1046         elt_num = EXTBUF_ZONE_SIZE / elt_size;
1047         zone_num = (nb_mbufs + elt_num - 1) / elt_num;
1048
1049         xmem = malloc(sizeof(struct rte_pktmbuf_extmem) * zone_num);
1050         if (xmem == NULL) {
1051                 TESTPMD_LOG(ERR, "Cannot allocate memory for "
1052                                  "external buffer descriptors\n");
1053                 *ext_mem = NULL;
1054                 return 0;
1055         }
1056         for (ext_num = 0; ext_num < zone_num; ext_num++) {
1057                 struct rte_pktmbuf_extmem *xseg = xmem + ext_num;
1058                 const struct rte_memzone *mz;
1059                 char mz_name[RTE_MEMZONE_NAMESIZE];
1060                 int ret;
1061
1062                 ret = snprintf(mz_name, sizeof(mz_name),
1063                         RTE_MEMPOOL_MZ_FORMAT "_xb_%u", pool_name, ext_num);
1064                 if (ret < 0 || ret >= (int)sizeof(mz_name)) {
1065                         errno = ENAMETOOLONG;
1066                         ext_num = 0;
1067                         break;
1068                 }
1069                 mz = rte_memzone_reserve(mz_name, EXTBUF_ZONE_SIZE,
1070                                          socket_id,
1071                                          RTE_MEMZONE_IOVA_CONTIG |
1072                                          RTE_MEMZONE_1GB |
1073                                          RTE_MEMZONE_SIZE_HINT_ONLY);
1074                 if (mz == NULL) {
1075                         /*
1076                          * The caller exits on external buffer creation
1077                          * error, so there is no need to free memzones.
1078                          */
1079                         errno = ENOMEM;
1080                         ext_num = 0;
1081                         break;
1082                 }
1083                 xseg->buf_ptr = mz->addr;
1084                 xseg->buf_iova = mz->iova;
1085                 xseg->buf_len = EXTBUF_ZONE_SIZE;
1086                 xseg->elt_size = elt_size;
1087         }
1088         if (ext_num == 0 && xmem != NULL) {
1089                 free(xmem);
1090                 xmem = NULL;
1091         }
1092         *ext_mem = xmem;
1093         return ext_num;
1094 }
1095
1096 /*
1097  * Configuration initialisation done once at init time.
1098  */
1099 static struct rte_mempool *
1100 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
1101                  unsigned int socket_id, uint16_t size_idx)
1102 {
1103         char pool_name[RTE_MEMPOOL_NAMESIZE];
1104         struct rte_mempool *rte_mp = NULL;
1105 #ifndef RTE_EXEC_ENV_WINDOWS
1106         uint32_t mb_size;
1107
1108         mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size;
1109 #endif
1110         mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name), size_idx);
1111         if (!is_proc_primary()) {
1112                 rte_mp = rte_mempool_lookup(pool_name);
1113                 if (rte_mp == NULL)
1114                         rte_exit(EXIT_FAILURE,
1115                                 "Get mbuf pool for socket %u failed: %s\n",
1116                                 socket_id, rte_strerror(rte_errno));
1117                 return rte_mp;
1118         }
1119
1120         TESTPMD_LOG(INFO,
1121                 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n",
1122                 pool_name, nb_mbuf, mbuf_seg_size, socket_id);
1123
1124         switch (mp_alloc_type) {
1125         case MP_ALLOC_NATIVE:
1126                 {
1127                         /* wrapper to rte_mempool_create() */
1128                         TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n",
1129                                         rte_mbuf_best_mempool_ops());
1130                         rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf,
1131                                 mb_mempool_cache, 0, mbuf_seg_size, socket_id);
1132                         break;
1133                 }
1134 #ifndef RTE_EXEC_ENV_WINDOWS
1135         case MP_ALLOC_ANON:
1136                 {
1137                         rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf,
1138                                 mb_size, (unsigned int) mb_mempool_cache,
1139                                 sizeof(struct rte_pktmbuf_pool_private),
1140                                 socket_id, mempool_flags);
1141                         if (rte_mp == NULL)
1142                                 goto err;
1143
1144                         if (rte_mempool_populate_anon(rte_mp) == 0) {
1145                                 rte_mempool_free(rte_mp);
1146                                 rte_mp = NULL;
1147                                 goto err;
1148                         }
1149                         rte_pktmbuf_pool_init(rte_mp, NULL);
1150                         rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL);
1151                         rte_mempool_mem_iter(rte_mp, dma_map_cb, NULL);
1152                         break;
1153                 }
1154         case MP_ALLOC_XMEM:
1155         case MP_ALLOC_XMEM_HUGE:
1156                 {
1157                         int heap_socket;
1158                         bool huge = mp_alloc_type == MP_ALLOC_XMEM_HUGE;
1159
1160                         if (setup_extmem(nb_mbuf, mbuf_seg_size, huge) < 0)
1161                                 rte_exit(EXIT_FAILURE, "Could not create external memory\n");
1162
1163                         heap_socket =
1164                                 rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME);
1165                         if (heap_socket < 0)
1166                                 rte_exit(EXIT_FAILURE, "Could not get external memory socket ID\n");
1167
1168                         TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n",
1169                                         rte_mbuf_best_mempool_ops());
1170                         rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf,
1171                                         mb_mempool_cache, 0, mbuf_seg_size,
1172                                         heap_socket);
1173                         break;
1174                 }
1175 #endif
1176         case MP_ALLOC_XBUF:
1177                 {
1178                         struct rte_pktmbuf_extmem *ext_mem;
1179                         unsigned int ext_num;
1180
1181                         ext_num = setup_extbuf(nb_mbuf, mbuf_seg_size,
1182                                                socket_id, pool_name, &ext_mem);
1183                         if (ext_num == 0)
1184                                 rte_exit(EXIT_FAILURE,
1185                                          "Can't create pinned data buffers\n");
1186
1187                         TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n",
1188                                         rte_mbuf_best_mempool_ops());
1189                         rte_mp = rte_pktmbuf_pool_create_extbuf
1190                                         (pool_name, nb_mbuf, mb_mempool_cache,
1191                                          0, mbuf_seg_size, socket_id,
1192                                          ext_mem, ext_num);
1193                         free(ext_mem);
1194                         break;
1195                 }
1196         default:
1197                 {
1198                         rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n");
1199                 }
1200         }
1201
1202 #ifndef RTE_EXEC_ENV_WINDOWS
1203 err:
1204 #endif
1205         if (rte_mp == NULL) {
1206                 rte_exit(EXIT_FAILURE,
1207                         "Creation of mbuf pool for socket %u failed: %s\n",
1208                         socket_id, rte_strerror(rte_errno));
1209         } else if (verbose_level > 0) {
1210                 rte_mempool_dump(stdout, rte_mp);
1211         }
1212         return rte_mp;
1213 }
1214
1215 /*
1216  * Check given socket id is valid or not with NUMA mode,
1217  * if valid, return 0, else return -1
1218  */
1219 static int
1220 check_socket_id(const unsigned int socket_id)
1221 {
1222         static int warning_once = 0;
1223
1224         if (new_socket_id(socket_id)) {
1225                 if (!warning_once && numa_support)
1226                         fprintf(stderr,
1227                                 "Warning: NUMA should be configured manually by using --port-numa-config and --ring-numa-config parameters along with --numa.\n");
1228                 warning_once = 1;
1229                 return -1;
1230         }
1231         return 0;
1232 }
1233
1234 /*
1235  * Get the allowed maximum number of RX queues.
1236  * *pid return the port id which has minimal value of
1237  * max_rx_queues in all ports.
1238  */
1239 queueid_t
1240 get_allowed_max_nb_rxq(portid_t *pid)
1241 {
1242         queueid_t allowed_max_rxq = RTE_MAX_QUEUES_PER_PORT;
1243         bool max_rxq_valid = false;
1244         portid_t pi;
1245         struct rte_eth_dev_info dev_info;
1246
1247         RTE_ETH_FOREACH_DEV(pi) {
1248                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1249                         continue;
1250
1251                 max_rxq_valid = true;
1252                 if (dev_info.max_rx_queues < allowed_max_rxq) {
1253                         allowed_max_rxq = dev_info.max_rx_queues;
1254                         *pid = pi;
1255                 }
1256         }
1257         return max_rxq_valid ? allowed_max_rxq : 0;
1258 }
1259
1260 /*
1261  * Check input rxq is valid or not.
1262  * If input rxq is not greater than any of maximum number
1263  * of RX queues of all ports, it is valid.
1264  * if valid, return 0, else return -1
1265  */
1266 int
1267 check_nb_rxq(queueid_t rxq)
1268 {
1269         queueid_t allowed_max_rxq;
1270         portid_t pid = 0;
1271
1272         allowed_max_rxq = get_allowed_max_nb_rxq(&pid);
1273         if (rxq > allowed_max_rxq) {
1274                 fprintf(stderr,
1275                         "Fail: input rxq (%u) can't be greater than max_rx_queues (%u) of port %u\n",
1276                         rxq, allowed_max_rxq, pid);
1277                 return -1;
1278         }
1279         return 0;
1280 }
1281
1282 /*
1283  * Get the allowed maximum number of TX queues.
1284  * *pid return the port id which has minimal value of
1285  * max_tx_queues in all ports.
1286  */
1287 queueid_t
1288 get_allowed_max_nb_txq(portid_t *pid)
1289 {
1290         queueid_t allowed_max_txq = RTE_MAX_QUEUES_PER_PORT;
1291         bool max_txq_valid = false;
1292         portid_t pi;
1293         struct rte_eth_dev_info dev_info;
1294
1295         RTE_ETH_FOREACH_DEV(pi) {
1296                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1297                         continue;
1298
1299                 max_txq_valid = true;
1300                 if (dev_info.max_tx_queues < allowed_max_txq) {
1301                         allowed_max_txq = dev_info.max_tx_queues;
1302                         *pid = pi;
1303                 }
1304         }
1305         return max_txq_valid ? allowed_max_txq : 0;
1306 }
1307
1308 /*
1309  * Check input txq is valid or not.
1310  * If input txq is not greater than any of maximum number
1311  * of TX queues of all ports, it is valid.
1312  * if valid, return 0, else return -1
1313  */
1314 int
1315 check_nb_txq(queueid_t txq)
1316 {
1317         queueid_t allowed_max_txq;
1318         portid_t pid = 0;
1319
1320         allowed_max_txq = get_allowed_max_nb_txq(&pid);
1321         if (txq > allowed_max_txq) {
1322                 fprintf(stderr,
1323                         "Fail: input txq (%u) can't be greater than max_tx_queues (%u) of port %u\n",
1324                         txq, allowed_max_txq, pid);
1325                 return -1;
1326         }
1327         return 0;
1328 }
1329
1330 /*
1331  * Get the allowed maximum number of RXDs of every rx queue.
1332  * *pid return the port id which has minimal value of
1333  * max_rxd in all queues of all ports.
1334  */
1335 static uint16_t
1336 get_allowed_max_nb_rxd(portid_t *pid)
1337 {
1338         uint16_t allowed_max_rxd = UINT16_MAX;
1339         portid_t pi;
1340         struct rte_eth_dev_info dev_info;
1341
1342         RTE_ETH_FOREACH_DEV(pi) {
1343                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1344                         continue;
1345
1346                 if (dev_info.rx_desc_lim.nb_max < allowed_max_rxd) {
1347                         allowed_max_rxd = dev_info.rx_desc_lim.nb_max;
1348                         *pid = pi;
1349                 }
1350         }
1351         return allowed_max_rxd;
1352 }
1353
1354 /*
1355  * Get the allowed minimal number of RXDs of every rx queue.
1356  * *pid return the port id which has minimal value of
1357  * min_rxd in all queues of all ports.
1358  */
1359 static uint16_t
1360 get_allowed_min_nb_rxd(portid_t *pid)
1361 {
1362         uint16_t allowed_min_rxd = 0;
1363         portid_t pi;
1364         struct rte_eth_dev_info dev_info;
1365
1366         RTE_ETH_FOREACH_DEV(pi) {
1367                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1368                         continue;
1369
1370                 if (dev_info.rx_desc_lim.nb_min > allowed_min_rxd) {
1371                         allowed_min_rxd = dev_info.rx_desc_lim.nb_min;
1372                         *pid = pi;
1373                 }
1374         }
1375
1376         return allowed_min_rxd;
1377 }
1378
1379 /*
1380  * Check input rxd is valid or not.
1381  * If input rxd is not greater than any of maximum number
1382  * of RXDs of every Rx queues and is not less than any of
1383  * minimal number of RXDs of every Rx queues, it is valid.
1384  * if valid, return 0, else return -1
1385  */
1386 int
1387 check_nb_rxd(queueid_t rxd)
1388 {
1389         uint16_t allowed_max_rxd;
1390         uint16_t allowed_min_rxd;
1391         portid_t pid = 0;
1392
1393         allowed_max_rxd = get_allowed_max_nb_rxd(&pid);
1394         if (rxd > allowed_max_rxd) {
1395                 fprintf(stderr,
1396                         "Fail: input rxd (%u) can't be greater than max_rxds (%u) of port %u\n",
1397                         rxd, allowed_max_rxd, pid);
1398                 return -1;
1399         }
1400
1401         allowed_min_rxd = get_allowed_min_nb_rxd(&pid);
1402         if (rxd < allowed_min_rxd) {
1403                 fprintf(stderr,
1404                         "Fail: input rxd (%u) can't be less than min_rxds (%u) of port %u\n",
1405                         rxd, allowed_min_rxd, pid);
1406                 return -1;
1407         }
1408
1409         return 0;
1410 }
1411
1412 /*
1413  * Get the allowed maximum number of TXDs of every rx queues.
1414  * *pid return the port id which has minimal value of
1415  * max_txd in every tx queue.
1416  */
1417 static uint16_t
1418 get_allowed_max_nb_txd(portid_t *pid)
1419 {
1420         uint16_t allowed_max_txd = UINT16_MAX;
1421         portid_t pi;
1422         struct rte_eth_dev_info dev_info;
1423
1424         RTE_ETH_FOREACH_DEV(pi) {
1425                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1426                         continue;
1427
1428                 if (dev_info.tx_desc_lim.nb_max < allowed_max_txd) {
1429                         allowed_max_txd = dev_info.tx_desc_lim.nb_max;
1430                         *pid = pi;
1431                 }
1432         }
1433         return allowed_max_txd;
1434 }
1435
1436 /*
1437  * Get the allowed maximum number of TXDs of every tx queues.
1438  * *pid return the port id which has minimal value of
1439  * min_txd in every tx queue.
1440  */
1441 static uint16_t
1442 get_allowed_min_nb_txd(portid_t *pid)
1443 {
1444         uint16_t allowed_min_txd = 0;
1445         portid_t pi;
1446         struct rte_eth_dev_info dev_info;
1447
1448         RTE_ETH_FOREACH_DEV(pi) {
1449                 if (eth_dev_info_get_print_err(pi, &dev_info) != 0)
1450                         continue;
1451
1452                 if (dev_info.tx_desc_lim.nb_min > allowed_min_txd) {
1453                         allowed_min_txd = dev_info.tx_desc_lim.nb_min;
1454                         *pid = pi;
1455                 }
1456         }
1457
1458         return allowed_min_txd;
1459 }
1460
1461 /*
1462  * Check input txd is valid or not.
1463  * If input txd is not greater than any of maximum number
1464  * of TXDs of every Rx queues, it is valid.
1465  * if valid, return 0, else return -1
1466  */
1467 int
1468 check_nb_txd(queueid_t txd)
1469 {
1470         uint16_t allowed_max_txd;
1471         uint16_t allowed_min_txd;
1472         portid_t pid = 0;
1473
1474         allowed_max_txd = get_allowed_max_nb_txd(&pid);
1475         if (txd > allowed_max_txd) {
1476                 fprintf(stderr,
1477                         "Fail: input txd (%u) can't be greater than max_txds (%u) of port %u\n",
1478                         txd, allowed_max_txd, pid);
1479                 return -1;
1480         }
1481
1482         allowed_min_txd = get_allowed_min_nb_txd(&pid);
1483         if (txd < allowed_min_txd) {
1484                 fprintf(stderr,
1485                         "Fail: input txd (%u) can't be less than min_txds (%u) of port %u\n",
1486                         txd, allowed_min_txd, pid);
1487                 return -1;
1488         }
1489         return 0;
1490 }
1491
1492
1493 /*
1494  * Get the allowed maximum number of hairpin queues.
1495  * *pid return the port id which has minimal value of
1496  * max_hairpin_queues in all ports.
1497  */
1498 queueid_t
1499 get_allowed_max_nb_hairpinq(portid_t *pid)
1500 {
1501         queueid_t allowed_max_hairpinq = RTE_MAX_QUEUES_PER_PORT;
1502         portid_t pi;
1503         struct rte_eth_hairpin_cap cap;
1504
1505         RTE_ETH_FOREACH_DEV(pi) {
1506                 if (rte_eth_dev_hairpin_capability_get(pi, &cap) != 0) {
1507                         *pid = pi;
1508                         return 0;
1509                 }
1510                 if (cap.max_nb_queues < allowed_max_hairpinq) {
1511                         allowed_max_hairpinq = cap.max_nb_queues;
1512                         *pid = pi;
1513                 }
1514         }
1515         return allowed_max_hairpinq;
1516 }
1517
1518 /*
1519  * Check input hairpin is valid or not.
1520  * If input hairpin is not greater than any of maximum number
1521  * of hairpin queues of all ports, it is valid.
1522  * if valid, return 0, else return -1
1523  */
1524 int
1525 check_nb_hairpinq(queueid_t hairpinq)
1526 {
1527         queueid_t allowed_max_hairpinq;
1528         portid_t pid = 0;
1529
1530         allowed_max_hairpinq = get_allowed_max_nb_hairpinq(&pid);
1531         if (hairpinq > allowed_max_hairpinq) {
1532                 fprintf(stderr,
1533                         "Fail: input hairpin (%u) can't be greater than max_hairpin_queues (%u) of port %u\n",
1534                         hairpinq, allowed_max_hairpinq, pid);
1535                 return -1;
1536         }
1537         return 0;
1538 }
1539
1540 static int
1541 get_eth_overhead(struct rte_eth_dev_info *dev_info)
1542 {
1543         uint32_t eth_overhead;
1544
1545         if (dev_info->max_mtu != UINT16_MAX &&
1546             dev_info->max_rx_pktlen > dev_info->max_mtu)
1547                 eth_overhead = dev_info->max_rx_pktlen - dev_info->max_mtu;
1548         else
1549                 eth_overhead = RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN;
1550
1551         return eth_overhead;
1552 }
1553
1554 static void
1555 init_config_port_offloads(portid_t pid, uint32_t socket_id)
1556 {
1557         struct rte_port *port = &ports[pid];
1558         int ret;
1559         int i;
1560
1561         eth_rx_metadata_negotiate_mp(pid);
1562
1563         port->dev_conf.txmode = tx_mode;
1564         port->dev_conf.rxmode = rx_mode;
1565
1566         ret = eth_dev_info_get_print_err(pid, &port->dev_info);
1567         if (ret != 0)
1568                 rte_exit(EXIT_FAILURE, "rte_eth_dev_info_get() failed\n");
1569
1570         if (!(port->dev_info.tx_offload_capa & RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE))
1571                 port->dev_conf.txmode.offloads &=
1572                         ~RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE;
1573
1574         /* Apply Rx offloads configuration */
1575         for (i = 0; i < port->dev_info.max_rx_queues; i++)
1576                 port->rx_conf[i].offloads = port->dev_conf.rxmode.offloads;
1577         /* Apply Tx offloads configuration */
1578         for (i = 0; i < port->dev_info.max_tx_queues; i++)
1579                 port->tx_conf[i].offloads = port->dev_conf.txmode.offloads;
1580
1581         if (eth_link_speed)
1582                 port->dev_conf.link_speeds = eth_link_speed;
1583
1584         if (max_rx_pkt_len)
1585                 port->dev_conf.rxmode.mtu = max_rx_pkt_len -
1586                         get_eth_overhead(&port->dev_info);
1587
1588         /* set flag to initialize port/queue */
1589         port->need_reconfig = 1;
1590         port->need_reconfig_queues = 1;
1591         port->socket_id = socket_id;
1592         port->tx_metadata = 0;
1593
1594         /*
1595          * Check for maximum number of segments per MTU.
1596          * Accordingly update the mbuf data size.
1597          */
1598         if (port->dev_info.rx_desc_lim.nb_mtu_seg_max != UINT16_MAX &&
1599             port->dev_info.rx_desc_lim.nb_mtu_seg_max != 0) {
1600                 uint32_t eth_overhead = get_eth_overhead(&port->dev_info);
1601                 uint16_t mtu;
1602
1603                 if (rte_eth_dev_get_mtu(pid, &mtu) == 0) {
1604                         uint16_t data_size = (mtu + eth_overhead) /
1605                                 port->dev_info.rx_desc_lim.nb_mtu_seg_max;
1606                         uint16_t buffer_size = data_size + RTE_PKTMBUF_HEADROOM;
1607
1608                         if (buffer_size > mbuf_data_size[0]) {
1609                                 mbuf_data_size[0] = buffer_size;
1610                                 TESTPMD_LOG(WARNING,
1611                                         "Configured mbuf size of the first segment %hu\n",
1612                                         mbuf_data_size[0]);
1613                         }
1614                 }
1615         }
1616 }
1617
1618 static void
1619 init_config(void)
1620 {
1621         portid_t pid;
1622         struct rte_mempool *mbp;
1623         unsigned int nb_mbuf_per_pool;
1624         lcoreid_t  lc_id;
1625 #ifdef RTE_LIB_GRO
1626         struct rte_gro_param gro_param;
1627 #endif
1628 #ifdef RTE_LIB_GSO
1629         uint32_t gso_types;
1630 #endif
1631
1632         /* Configuration of logical cores. */
1633         fwd_lcores = rte_zmalloc("testpmd: fwd_lcores",
1634                                 sizeof(struct fwd_lcore *) * nb_lcores,
1635                                 RTE_CACHE_LINE_SIZE);
1636         if (fwd_lcores == NULL) {
1637                 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) "
1638                                                         "failed\n", nb_lcores);
1639         }
1640         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
1641                 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore",
1642                                                sizeof(struct fwd_lcore),
1643                                                RTE_CACHE_LINE_SIZE);
1644                 if (fwd_lcores[lc_id] == NULL) {
1645                         rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) "
1646                                                                 "failed\n");
1647                 }
1648                 fwd_lcores[lc_id]->cpuid_idx = lc_id;
1649         }
1650
1651         RTE_ETH_FOREACH_DEV(pid) {
1652                 uint32_t socket_id;
1653
1654                 if (numa_support) {
1655                         socket_id = port_numa[pid];
1656                         if (port_numa[pid] == NUMA_NO_CONFIG) {
1657                                 socket_id = rte_eth_dev_socket_id(pid);
1658
1659                                 /*
1660                                  * if socket_id is invalid,
1661                                  * set to the first available socket.
1662                                  */
1663                                 if (check_socket_id(socket_id) < 0)
1664                                         socket_id = socket_ids[0];
1665                         }
1666                 } else {
1667                         socket_id = (socket_num == UMA_NO_CONFIG) ?
1668                                     0 : socket_num;
1669                 }
1670                 /* Apply default TxRx configuration for all ports */
1671                 init_config_port_offloads(pid, socket_id);
1672         }
1673         /*
1674          * Create pools of mbuf.
1675          * If NUMA support is disabled, create a single pool of mbuf in
1676          * socket 0 memory by default.
1677          * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1.
1678          *
1679          * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and
1680          * nb_txd can be configured at run time.
1681          */
1682         if (param_total_num_mbufs)
1683                 nb_mbuf_per_pool = param_total_num_mbufs;
1684         else {
1685                 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX +
1686                         (nb_lcores * mb_mempool_cache) +
1687                         RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST;
1688                 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS;
1689         }
1690
1691         if (numa_support) {
1692                 uint8_t i, j;
1693
1694                 for (i = 0; i < num_sockets; i++)
1695                         for (j = 0; j < mbuf_data_size_n; j++)
1696                                 mempools[i * MAX_SEGS_BUFFER_SPLIT + j] =
1697                                         mbuf_pool_create(mbuf_data_size[j],
1698                                                           nb_mbuf_per_pool,
1699                                                           socket_ids[i], j);
1700         } else {
1701                 uint8_t i;
1702
1703                 for (i = 0; i < mbuf_data_size_n; i++)
1704                         mempools[i] = mbuf_pool_create
1705                                         (mbuf_data_size[i],
1706                                          nb_mbuf_per_pool,
1707                                          socket_num == UMA_NO_CONFIG ?
1708                                          0 : socket_num, i);
1709         }
1710
1711         init_port_config();
1712
1713 #ifdef RTE_LIB_GSO
1714         gso_types = RTE_ETH_TX_OFFLOAD_TCP_TSO | RTE_ETH_TX_OFFLOAD_VXLAN_TNL_TSO |
1715                 RTE_ETH_TX_OFFLOAD_GRE_TNL_TSO | RTE_ETH_TX_OFFLOAD_UDP_TSO;
1716 #endif
1717         /*
1718          * Records which Mbuf pool to use by each logical core, if needed.
1719          */
1720         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
1721                 mbp = mbuf_pool_find(
1722                         rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id]), 0);
1723
1724                 if (mbp == NULL)
1725                         mbp = mbuf_pool_find(0, 0);
1726                 fwd_lcores[lc_id]->mbp = mbp;
1727 #ifdef RTE_LIB_GSO
1728                 /* initialize GSO context */
1729                 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp;
1730                 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp;
1731                 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types;
1732                 fwd_lcores[lc_id]->gso_ctx.gso_size = RTE_ETHER_MAX_LEN -
1733                         RTE_ETHER_CRC_LEN;
1734                 fwd_lcores[lc_id]->gso_ctx.flag = 0;
1735 #endif
1736         }
1737
1738         fwd_config_setup();
1739
1740 #ifdef RTE_LIB_GRO
1741         /* create a gro context for each lcore */
1742         gro_param.gro_types = RTE_GRO_TCP_IPV4;
1743         gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES;
1744         gro_param.max_item_per_flow = MAX_PKT_BURST;
1745         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
1746                 gro_param.socket_id = rte_lcore_to_socket_id(
1747                                 fwd_lcores_cpuids[lc_id]);
1748                 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param);
1749                 if (fwd_lcores[lc_id]->gro_ctx == NULL) {
1750                         rte_exit(EXIT_FAILURE,
1751                                         "rte_gro_ctx_create() failed\n");
1752                 }
1753         }
1754 #endif
1755 }
1756
1757
1758 void
1759 reconfig(portid_t new_port_id, unsigned socket_id)
1760 {
1761         /* Reconfiguration of Ethernet ports. */
1762         init_config_port_offloads(new_port_id, socket_id);
1763         init_port_config();
1764 }
1765
1766
1767 int
1768 init_fwd_streams(void)
1769 {
1770         portid_t pid;
1771         struct rte_port *port;
1772         streamid_t sm_id, nb_fwd_streams_new;
1773         queueid_t q;
1774
1775         /* set socket id according to numa or not */
1776         RTE_ETH_FOREACH_DEV(pid) {
1777                 port = &ports[pid];
1778                 if (nb_rxq > port->dev_info.max_rx_queues) {
1779                         fprintf(stderr,
1780                                 "Fail: nb_rxq(%d) is greater than max_rx_queues(%d)\n",
1781                                 nb_rxq, port->dev_info.max_rx_queues);
1782                         return -1;
1783                 }
1784                 if (nb_txq > port->dev_info.max_tx_queues) {
1785                         fprintf(stderr,
1786                                 "Fail: nb_txq(%d) is greater than max_tx_queues(%d)\n",
1787                                 nb_txq, port->dev_info.max_tx_queues);
1788                         return -1;
1789                 }
1790                 if (numa_support) {
1791                         if (port_numa[pid] != NUMA_NO_CONFIG)
1792                                 port->socket_id = port_numa[pid];
1793                         else {
1794                                 port->socket_id = rte_eth_dev_socket_id(pid);
1795
1796                                 /*
1797                                  * if socket_id is invalid,
1798                                  * set to the first available socket.
1799                                  */
1800                                 if (check_socket_id(port->socket_id) < 0)
1801                                         port->socket_id = socket_ids[0];
1802                         }
1803                 }
1804                 else {
1805                         if (socket_num == UMA_NO_CONFIG)
1806                                 port->socket_id = 0;
1807                         else
1808                                 port->socket_id = socket_num;
1809                 }
1810         }
1811
1812         q = RTE_MAX(nb_rxq, nb_txq);
1813         if (q == 0) {
1814                 fprintf(stderr,
1815                         "Fail: Cannot allocate fwd streams as number of queues is 0\n");
1816                 return -1;
1817         }
1818         nb_fwd_streams_new = (streamid_t)(nb_ports * q);
1819         if (nb_fwd_streams_new == nb_fwd_streams)
1820                 return 0;
1821         /* clear the old */
1822         if (fwd_streams != NULL) {
1823                 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
1824                         if (fwd_streams[sm_id] == NULL)
1825                                 continue;
1826                         rte_free(fwd_streams[sm_id]);
1827                         fwd_streams[sm_id] = NULL;
1828                 }
1829                 rte_free(fwd_streams);
1830                 fwd_streams = NULL;
1831         }
1832
1833         /* init new */
1834         nb_fwd_streams = nb_fwd_streams_new;
1835         if (nb_fwd_streams) {
1836                 fwd_streams = rte_zmalloc("testpmd: fwd_streams",
1837                         sizeof(struct fwd_stream *) * nb_fwd_streams,
1838                         RTE_CACHE_LINE_SIZE);
1839                 if (fwd_streams == NULL)
1840                         rte_exit(EXIT_FAILURE, "rte_zmalloc(%d"
1841                                  " (struct fwd_stream *)) failed\n",
1842                                  nb_fwd_streams);
1843
1844                 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
1845                         fwd_streams[sm_id] = rte_zmalloc("testpmd:"
1846                                 " struct fwd_stream", sizeof(struct fwd_stream),
1847                                 RTE_CACHE_LINE_SIZE);
1848                         if (fwd_streams[sm_id] == NULL)
1849                                 rte_exit(EXIT_FAILURE, "rte_zmalloc"
1850                                          "(struct fwd_stream) failed\n");
1851                 }
1852         }
1853
1854         return 0;
1855 }
1856
1857 static void
1858 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
1859 {
1860         uint64_t total_burst, sburst;
1861         uint64_t nb_burst;
1862         uint64_t burst_stats[4];
1863         uint16_t pktnb_stats[4];
1864         uint16_t nb_pkt;
1865         int burst_percent[4], sburstp;
1866         int i;
1867
1868         /*
1869          * First compute the total number of packet bursts and the
1870          * two highest numbers of bursts of the same number of packets.
1871          */
1872         memset(&burst_stats, 0x0, sizeof(burst_stats));
1873         memset(&pktnb_stats, 0x0, sizeof(pktnb_stats));
1874
1875         /* Show stats for 0 burst size always */
1876         total_burst = pbs->pkt_burst_spread[0];
1877         burst_stats[0] = pbs->pkt_burst_spread[0];
1878         pktnb_stats[0] = 0;
1879
1880         /* Find the next 2 burst sizes with highest occurrences. */
1881         for (nb_pkt = 1; nb_pkt < MAX_PKT_BURST + 1; nb_pkt++) {
1882                 nb_burst = pbs->pkt_burst_spread[nb_pkt];
1883
1884                 if (nb_burst == 0)
1885                         continue;
1886
1887                 total_burst += nb_burst;
1888
1889                 if (nb_burst > burst_stats[1]) {
1890                         burst_stats[2] = burst_stats[1];
1891                         pktnb_stats[2] = pktnb_stats[1];
1892                         burst_stats[1] = nb_burst;
1893                         pktnb_stats[1] = nb_pkt;
1894                 } else if (nb_burst > burst_stats[2]) {
1895                         burst_stats[2] = nb_burst;
1896                         pktnb_stats[2] = nb_pkt;
1897                 }
1898         }
1899         if (total_burst == 0)
1900                 return;
1901
1902         printf("  %s-bursts : %"PRIu64" [", rx_tx, total_burst);
1903         for (i = 0, sburst = 0, sburstp = 0; i < 4; i++) {
1904                 if (i == 3) {
1905                         printf("%d%% of other]\n", 100 - sburstp);
1906                         return;
1907                 }
1908
1909                 sburst += burst_stats[i];
1910                 if (sburst == total_burst) {
1911                         printf("%d%% of %d pkts]\n",
1912                                 100 - sburstp, (int) pktnb_stats[i]);
1913                         return;
1914                 }
1915
1916                 burst_percent[i] =
1917                         (double)burst_stats[i] / total_burst * 100;
1918                 printf("%d%% of %d pkts + ",
1919                         burst_percent[i], (int) pktnb_stats[i]);
1920                 sburstp += burst_percent[i];
1921         }
1922 }
1923
1924 static void
1925 fwd_stream_stats_display(streamid_t stream_id)
1926 {
1927         struct fwd_stream *fs;
1928         static const char *fwd_top_stats_border = "-------";
1929
1930         fs = fwd_streams[stream_id];
1931         if ((fs->rx_packets == 0) && (fs->tx_packets == 0) &&
1932             (fs->fwd_dropped == 0))
1933                 return;
1934         printf("\n  %s Forward Stats for RX Port=%2d/Queue=%2d -> "
1935                "TX Port=%2d/Queue=%2d %s\n",
1936                fwd_top_stats_border, fs->rx_port, fs->rx_queue,
1937                fs->tx_port, fs->tx_queue, fwd_top_stats_border);
1938         printf("  RX-packets: %-14"PRIu64" TX-packets: %-14"PRIu64
1939                " TX-dropped: %-14"PRIu64,
1940                fs->rx_packets, fs->tx_packets, fs->fwd_dropped);
1941
1942         /* if checksum mode */
1943         if (cur_fwd_eng == &csum_fwd_engine) {
1944                 printf("  RX- bad IP checksum: %-14"PRIu64
1945                        "  Rx- bad L4 checksum: %-14"PRIu64
1946                        " Rx- bad outer L4 checksum: %-14"PRIu64"\n",
1947                         fs->rx_bad_ip_csum, fs->rx_bad_l4_csum,
1948                         fs->rx_bad_outer_l4_csum);
1949                 printf(" RX- bad outer IP checksum: %-14"PRIu64"\n",
1950                         fs->rx_bad_outer_ip_csum);
1951         } else {
1952                 printf("\n");
1953         }
1954
1955         if (record_burst_stats) {
1956                 pkt_burst_stats_display("RX", &fs->rx_burst_stats);
1957                 pkt_burst_stats_display("TX", &fs->tx_burst_stats);
1958         }
1959 }
1960
1961 void
1962 fwd_stats_display(void)
1963 {
1964         static const char *fwd_stats_border = "----------------------";
1965         static const char *acc_stats_border = "+++++++++++++++";
1966         struct {
1967                 struct fwd_stream *rx_stream;
1968                 struct fwd_stream *tx_stream;
1969                 uint64_t tx_dropped;
1970                 uint64_t rx_bad_ip_csum;
1971                 uint64_t rx_bad_l4_csum;
1972                 uint64_t rx_bad_outer_l4_csum;
1973                 uint64_t rx_bad_outer_ip_csum;
1974         } ports_stats[RTE_MAX_ETHPORTS];
1975         uint64_t total_rx_dropped = 0;
1976         uint64_t total_tx_dropped = 0;
1977         uint64_t total_rx_nombuf = 0;
1978         struct rte_eth_stats stats;
1979         uint64_t fwd_cycles = 0;
1980         uint64_t total_recv = 0;
1981         uint64_t total_xmit = 0;
1982         struct rte_port *port;
1983         streamid_t sm_id;
1984         portid_t pt_id;
1985         int i;
1986
1987         memset(ports_stats, 0, sizeof(ports_stats));
1988
1989         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1990                 struct fwd_stream *fs = fwd_streams[sm_id];
1991
1992                 if (cur_fwd_config.nb_fwd_streams >
1993                     cur_fwd_config.nb_fwd_ports) {
1994                         fwd_stream_stats_display(sm_id);
1995                 } else {
1996                         ports_stats[fs->tx_port].tx_stream = fs;
1997                         ports_stats[fs->rx_port].rx_stream = fs;
1998                 }
1999
2000                 ports_stats[fs->tx_port].tx_dropped += fs->fwd_dropped;
2001
2002                 ports_stats[fs->rx_port].rx_bad_ip_csum += fs->rx_bad_ip_csum;
2003                 ports_stats[fs->rx_port].rx_bad_l4_csum += fs->rx_bad_l4_csum;
2004                 ports_stats[fs->rx_port].rx_bad_outer_l4_csum +=
2005                                 fs->rx_bad_outer_l4_csum;
2006                 ports_stats[fs->rx_port].rx_bad_outer_ip_csum +=
2007                                 fs->rx_bad_outer_ip_csum;
2008
2009                 if (record_core_cycles)
2010                         fwd_cycles += fs->core_cycles;
2011         }
2012         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2013                 pt_id = fwd_ports_ids[i];
2014                 port = &ports[pt_id];
2015
2016                 rte_eth_stats_get(pt_id, &stats);
2017                 stats.ipackets -= port->stats.ipackets;
2018                 stats.opackets -= port->stats.opackets;
2019                 stats.ibytes -= port->stats.ibytes;
2020                 stats.obytes -= port->stats.obytes;
2021                 stats.imissed -= port->stats.imissed;
2022                 stats.oerrors -= port->stats.oerrors;
2023                 stats.rx_nombuf -= port->stats.rx_nombuf;
2024
2025                 total_recv += stats.ipackets;
2026                 total_xmit += stats.opackets;
2027                 total_rx_dropped += stats.imissed;
2028                 total_tx_dropped += ports_stats[pt_id].tx_dropped;
2029                 total_tx_dropped += stats.oerrors;
2030                 total_rx_nombuf  += stats.rx_nombuf;
2031
2032                 printf("\n  %s Forward statistics for port %-2d %s\n",
2033                        fwd_stats_border, pt_id, fwd_stats_border);
2034
2035                 printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64
2036                        "RX-total: %-"PRIu64"\n", stats.ipackets, stats.imissed,
2037                        stats.ipackets + stats.imissed);
2038
2039                 if (cur_fwd_eng == &csum_fwd_engine) {
2040                         printf("  Bad-ipcsum: %-14"PRIu64
2041                                " Bad-l4csum: %-14"PRIu64
2042                                "Bad-outer-l4csum: %-14"PRIu64"\n",
2043                                ports_stats[pt_id].rx_bad_ip_csum,
2044                                ports_stats[pt_id].rx_bad_l4_csum,
2045                                ports_stats[pt_id].rx_bad_outer_l4_csum);
2046                         printf("  Bad-outer-ipcsum: %-14"PRIu64"\n",
2047                                ports_stats[pt_id].rx_bad_outer_ip_csum);
2048                 }
2049                 if (stats.ierrors + stats.rx_nombuf > 0) {
2050                         printf("  RX-error: %-"PRIu64"\n", stats.ierrors);
2051                         printf("  RX-nombufs: %-14"PRIu64"\n", stats.rx_nombuf);
2052                 }
2053
2054                 printf("  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64
2055                        "TX-total: %-"PRIu64"\n",
2056                        stats.opackets, ports_stats[pt_id].tx_dropped,
2057                        stats.opackets + ports_stats[pt_id].tx_dropped);
2058
2059                 if (record_burst_stats) {
2060                         if (ports_stats[pt_id].rx_stream)
2061                                 pkt_burst_stats_display("RX",
2062                                         &ports_stats[pt_id].rx_stream->rx_burst_stats);
2063                         if (ports_stats[pt_id].tx_stream)
2064                                 pkt_burst_stats_display("TX",
2065                                 &ports_stats[pt_id].tx_stream->tx_burst_stats);
2066                 }
2067
2068                 printf("  %s--------------------------------%s\n",
2069                        fwd_stats_border, fwd_stats_border);
2070         }
2071
2072         printf("\n  %s Accumulated forward statistics for all ports"
2073                "%s\n",
2074                acc_stats_border, acc_stats_border);
2075         printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
2076                "%-"PRIu64"\n"
2077                "  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
2078                "%-"PRIu64"\n",
2079                total_recv, total_rx_dropped, total_recv + total_rx_dropped,
2080                total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
2081         if (total_rx_nombuf > 0)
2082                 printf("  RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
2083         printf("  %s++++++++++++++++++++++++++++++++++++++++++++++"
2084                "%s\n",
2085                acc_stats_border, acc_stats_border);
2086         if (record_core_cycles) {
2087 #define CYC_PER_MHZ 1E6
2088                 if (total_recv > 0 || total_xmit > 0) {
2089                         uint64_t total_pkts = 0;
2090                         if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 ||
2091                             strcmp(cur_fwd_eng->fwd_mode_name, "flowgen") == 0)
2092                                 total_pkts = total_xmit;
2093                         else
2094                                 total_pkts = total_recv;
2095
2096                         printf("\n  CPU cycles/packet=%.2F (total cycles="
2097                                "%"PRIu64" / total %s packets=%"PRIu64") at %"PRIu64
2098                                " MHz Clock\n",
2099                                (double) fwd_cycles / total_pkts,
2100                                fwd_cycles, cur_fwd_eng->fwd_mode_name, total_pkts,
2101                                (uint64_t)(rte_get_tsc_hz() / CYC_PER_MHZ));
2102                 }
2103         }
2104 }
2105
2106 void
2107 fwd_stats_reset(void)
2108 {
2109         streamid_t sm_id;
2110         portid_t pt_id;
2111         int i;
2112
2113         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2114                 pt_id = fwd_ports_ids[i];
2115                 rte_eth_stats_get(pt_id, &ports[pt_id].stats);
2116         }
2117         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
2118                 struct fwd_stream *fs = fwd_streams[sm_id];
2119
2120                 fs->rx_packets = 0;
2121                 fs->tx_packets = 0;
2122                 fs->fwd_dropped = 0;
2123                 fs->rx_bad_ip_csum = 0;
2124                 fs->rx_bad_l4_csum = 0;
2125                 fs->rx_bad_outer_l4_csum = 0;
2126                 fs->rx_bad_outer_ip_csum = 0;
2127
2128                 memset(&fs->rx_burst_stats, 0, sizeof(fs->rx_burst_stats));
2129                 memset(&fs->tx_burst_stats, 0, sizeof(fs->tx_burst_stats));
2130                 fs->core_cycles = 0;
2131         }
2132 }
2133
2134 static void
2135 flush_fwd_rx_queues(void)
2136 {
2137         struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
2138         portid_t  rxp;
2139         portid_t port_id;
2140         queueid_t rxq;
2141         uint16_t  nb_rx;
2142         uint16_t  i;
2143         uint8_t   j;
2144         uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
2145         uint64_t timer_period;
2146
2147         if (num_procs > 1) {
2148                 printf("multi-process not support for flushing fwd Rx queues, skip the below lines and return.\n");
2149                 return;
2150         }
2151
2152         /* convert to number of cycles */
2153         timer_period = rte_get_timer_hz(); /* 1 second timeout */
2154
2155         for (j = 0; j < 2; j++) {
2156                 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) {
2157                         for (rxq = 0; rxq < nb_rxq; rxq++) {
2158                                 port_id = fwd_ports_ids[rxp];
2159                                 /**
2160                                 * testpmd can stuck in the below do while loop
2161                                 * if rte_eth_rx_burst() always returns nonzero
2162                                 * packets. So timer is added to exit this loop
2163                                 * after 1sec timer expiry.
2164                                 */
2165                                 prev_tsc = rte_rdtsc();
2166                                 do {
2167                                         nb_rx = rte_eth_rx_burst(port_id, rxq,
2168                                                 pkts_burst, MAX_PKT_BURST);
2169                                         for (i = 0; i < nb_rx; i++)
2170                                                 rte_pktmbuf_free(pkts_burst[i]);
2171
2172                                         cur_tsc = rte_rdtsc();
2173                                         diff_tsc = cur_tsc - prev_tsc;
2174                                         timer_tsc += diff_tsc;
2175                                 } while ((nb_rx > 0) &&
2176                                         (timer_tsc < timer_period));
2177                                 timer_tsc = 0;
2178                         }
2179                 }
2180                 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */
2181         }
2182 }
2183
2184 static void
2185 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
2186 {
2187         struct fwd_stream **fsm;
2188         streamid_t nb_fs;
2189         streamid_t sm_id;
2190 #ifdef RTE_LIB_BITRATESTATS
2191         uint64_t tics_per_1sec;
2192         uint64_t tics_datum;
2193         uint64_t tics_current;
2194         uint16_t i, cnt_ports;
2195
2196         cnt_ports = nb_ports;
2197         tics_datum = rte_rdtsc();
2198         tics_per_1sec = rte_get_timer_hz();
2199 #endif
2200         fsm = &fwd_streams[fc->stream_idx];
2201         nb_fs = fc->stream_nb;
2202         do {
2203                 for (sm_id = 0; sm_id < nb_fs; sm_id++)
2204                         (*pkt_fwd)(fsm[sm_id]);
2205 #ifdef RTE_LIB_BITRATESTATS
2206                 if (bitrate_enabled != 0 &&
2207                                 bitrate_lcore_id == rte_lcore_id()) {
2208                         tics_current = rte_rdtsc();
2209                         if (tics_current - tics_datum >= tics_per_1sec) {
2210                                 /* Periodic bitrate calculation */
2211                                 for (i = 0; i < cnt_ports; i++)
2212                                         rte_stats_bitrate_calc(bitrate_data,
2213                                                 ports_ids[i]);
2214                                 tics_datum = tics_current;
2215                         }
2216                 }
2217 #endif
2218 #ifdef RTE_LIB_LATENCYSTATS
2219                 if (latencystats_enabled != 0 &&
2220                                 latencystats_lcore_id == rte_lcore_id())
2221                         rte_latencystats_update();
2222 #endif
2223
2224         } while (! fc->stopped);
2225 }
2226
2227 static int
2228 start_pkt_forward_on_core(void *fwd_arg)
2229 {
2230         run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg,
2231                              cur_fwd_config.fwd_eng->packet_fwd);
2232         return 0;
2233 }
2234
2235 /*
2236  * Run the TXONLY packet forwarding engine to send a single burst of packets.
2237  * Used to start communication flows in network loopback test configurations.
2238  */
2239 static int
2240 run_one_txonly_burst_on_core(void *fwd_arg)
2241 {
2242         struct fwd_lcore *fwd_lc;
2243         struct fwd_lcore tmp_lcore;
2244
2245         fwd_lc = (struct fwd_lcore *) fwd_arg;
2246         tmp_lcore = *fwd_lc;
2247         tmp_lcore.stopped = 1;
2248         run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd);
2249         return 0;
2250 }
2251
2252 /*
2253  * Launch packet forwarding:
2254  *     - Setup per-port forwarding context.
2255  *     - launch logical cores with their forwarding configuration.
2256  */
2257 static void
2258 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore)
2259 {
2260         unsigned int i;
2261         unsigned int lc_id;
2262         int diag;
2263
2264         for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) {
2265                 lc_id = fwd_lcores_cpuids[i];
2266                 if ((interactive == 0) || (lc_id != rte_lcore_id())) {
2267                         fwd_lcores[i]->stopped = 0;
2268                         diag = rte_eal_remote_launch(pkt_fwd_on_lcore,
2269                                                      fwd_lcores[i], lc_id);
2270                         if (diag != 0)
2271                                 fprintf(stderr,
2272                                         "launch lcore %u failed - diag=%d\n",
2273                                         lc_id, diag);
2274                 }
2275         }
2276 }
2277
2278 /*
2279  * Launch packet forwarding configuration.
2280  */
2281 void
2282 start_packet_forwarding(int with_tx_first)
2283 {
2284         port_fwd_begin_t port_fwd_begin;
2285         port_fwd_end_t  port_fwd_end;
2286         unsigned int i;
2287
2288         if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq)
2289                 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n");
2290
2291         if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq)
2292                 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n");
2293
2294         if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 &&
2295                 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) &&
2296                 (!nb_rxq || !nb_txq))
2297                 rte_exit(EXIT_FAILURE,
2298                         "Either rxq or txq are 0, cannot use %s fwd mode\n",
2299                         cur_fwd_eng->fwd_mode_name);
2300
2301         if (all_ports_started() == 0) {
2302                 fprintf(stderr, "Not all ports were started\n");
2303                 return;
2304         }
2305         if (test_done == 0) {
2306                 fprintf(stderr, "Packet forwarding already started\n");
2307                 return;
2308         }
2309
2310         fwd_config_setup();
2311
2312         pkt_fwd_config_display(&cur_fwd_config);
2313         if (!pkt_fwd_shared_rxq_check())
2314                 return;
2315
2316         port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin;
2317         if (port_fwd_begin != NULL) {
2318                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2319                         if (port_fwd_begin(fwd_ports_ids[i])) {
2320                                 fprintf(stderr,
2321                                         "Packet forwarding is not ready\n");
2322                                 return;
2323                         }
2324                 }
2325         }
2326
2327         if (with_tx_first) {
2328                 port_fwd_begin = tx_only_engine.port_fwd_begin;
2329                 if (port_fwd_begin != NULL) {
2330                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2331                                 if (port_fwd_begin(fwd_ports_ids[i])) {
2332                                         fprintf(stderr,
2333                                                 "Packet forwarding is not ready\n");
2334                                         return;
2335                                 }
2336                         }
2337                 }
2338         }
2339
2340         test_done = 0;
2341
2342         if(!no_flush_rx)
2343                 flush_fwd_rx_queues();
2344
2345         rxtx_config_display();
2346
2347         fwd_stats_reset();
2348         if (with_tx_first) {
2349                 while (with_tx_first--) {
2350                         launch_packet_forwarding(
2351                                         run_one_txonly_burst_on_core);
2352                         rte_eal_mp_wait_lcore();
2353                 }
2354                 port_fwd_end = tx_only_engine.port_fwd_end;
2355                 if (port_fwd_end != NULL) {
2356                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
2357                                 (*port_fwd_end)(fwd_ports_ids[i]);
2358                 }
2359         }
2360         launch_packet_forwarding(start_pkt_forward_on_core);
2361 }
2362
2363 void
2364 stop_packet_forwarding(void)
2365 {
2366         port_fwd_end_t port_fwd_end;
2367         lcoreid_t lc_id;
2368         portid_t pt_id;
2369         int i;
2370
2371         if (test_done) {
2372                 fprintf(stderr, "Packet forwarding not started\n");
2373                 return;
2374         }
2375         printf("Telling cores to stop...");
2376         for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
2377                 fwd_lcores[lc_id]->stopped = 1;
2378         printf("\nWaiting for lcores to finish...\n");
2379         rte_eal_mp_wait_lcore();
2380         port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
2381         if (port_fwd_end != NULL) {
2382                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
2383                         pt_id = fwd_ports_ids[i];
2384                         (*port_fwd_end)(pt_id);
2385                 }
2386         }
2387
2388         fwd_stats_display();
2389
2390         printf("\nDone.\n");
2391         test_done = 1;
2392 }
2393
2394 void
2395 dev_set_link_up(portid_t pid)
2396 {
2397         if (rte_eth_dev_set_link_up(pid) < 0)
2398                 fprintf(stderr, "\nSet link up fail.\n");
2399 }
2400
2401 void
2402 dev_set_link_down(portid_t pid)
2403 {
2404         if (rte_eth_dev_set_link_down(pid) < 0)
2405                 fprintf(stderr, "\nSet link down fail.\n");
2406 }
2407
2408 static int
2409 all_ports_started(void)
2410 {
2411         portid_t pi;
2412         struct rte_port *port;
2413
2414         RTE_ETH_FOREACH_DEV(pi) {
2415                 port = &ports[pi];
2416                 /* Check if there is a port which is not started */
2417                 if ((port->port_status != RTE_PORT_STARTED) &&
2418                         (port->slave_flag == 0))
2419                         return 0;
2420         }
2421
2422         /* No port is not started */
2423         return 1;
2424 }
2425
2426 int
2427 port_is_stopped(portid_t port_id)
2428 {
2429         struct rte_port *port = &ports[port_id];
2430
2431         if ((port->port_status != RTE_PORT_STOPPED) &&
2432             (port->slave_flag == 0))
2433                 return 0;
2434         return 1;
2435 }
2436
2437 int
2438 all_ports_stopped(void)
2439 {
2440         portid_t pi;
2441
2442         RTE_ETH_FOREACH_DEV(pi) {
2443                 if (!port_is_stopped(pi))
2444                         return 0;
2445         }
2446
2447         return 1;
2448 }
2449
2450 int
2451 port_is_started(portid_t port_id)
2452 {
2453         if (port_id_is_invalid(port_id, ENABLED_WARN))
2454                 return 0;
2455
2456         if (ports[port_id].port_status != RTE_PORT_STARTED)
2457                 return 0;
2458
2459         return 1;
2460 }
2461
2462 /* Configure the Rx and Tx hairpin queues for the selected port. */
2463 static int
2464 setup_hairpin_queues(portid_t pi, portid_t p_pi, uint16_t cnt_pi)
2465 {
2466         queueid_t qi;
2467         struct rte_eth_hairpin_conf hairpin_conf = {
2468                 .peer_count = 1,
2469         };
2470         int i;
2471         int diag;
2472         struct rte_port *port = &ports[pi];
2473         uint16_t peer_rx_port = pi;
2474         uint16_t peer_tx_port = pi;
2475         uint32_t manual = 1;
2476         uint32_t tx_exp = hairpin_mode & 0x10;
2477
2478         if (!(hairpin_mode & 0xf)) {
2479                 peer_rx_port = pi;
2480                 peer_tx_port = pi;
2481                 manual = 0;
2482         } else if (hairpin_mode & 0x1) {
2483                 peer_tx_port = rte_eth_find_next_owned_by(pi + 1,
2484                                                        RTE_ETH_DEV_NO_OWNER);
2485                 if (peer_tx_port >= RTE_MAX_ETHPORTS)
2486                         peer_tx_port = rte_eth_find_next_owned_by(0,
2487                                                 RTE_ETH_DEV_NO_OWNER);
2488                 if (p_pi != RTE_MAX_ETHPORTS) {
2489                         peer_rx_port = p_pi;
2490                 } else {
2491                         uint16_t next_pi;
2492
2493                         /* Last port will be the peer RX port of the first. */
2494                         RTE_ETH_FOREACH_DEV(next_pi)
2495                                 peer_rx_port = next_pi;
2496                 }
2497                 manual = 1;
2498         } else if (hairpin_mode & 0x2) {
2499                 if (cnt_pi & 0x1) {
2500                         peer_rx_port = p_pi;
2501                 } else {
2502                         peer_rx_port = rte_eth_find_next_owned_by(pi + 1,
2503                                                 RTE_ETH_DEV_NO_OWNER);
2504                         if (peer_rx_port >= RTE_MAX_ETHPORTS)
2505                                 peer_rx_port = pi;
2506                 }
2507                 peer_tx_port = peer_rx_port;
2508                 manual = 1;
2509         }
2510
2511         for (qi = nb_txq, i = 0; qi < nb_hairpinq + nb_txq; qi++) {
2512                 hairpin_conf.peers[0].port = peer_rx_port;
2513                 hairpin_conf.peers[0].queue = i + nb_rxq;
2514                 hairpin_conf.manual_bind = !!manual;
2515                 hairpin_conf.tx_explicit = !!tx_exp;
2516                 diag = rte_eth_tx_hairpin_queue_setup
2517                         (pi, qi, nb_txd, &hairpin_conf);
2518                 i++;
2519                 if (diag == 0)
2520                         continue;
2521
2522                 /* Fail to setup rx queue, return */
2523                 if (port->port_status == RTE_PORT_HANDLING)
2524                         port->port_status = RTE_PORT_STOPPED;
2525                 else
2526                         fprintf(stderr,
2527                                 "Port %d can not be set back to stopped\n", pi);
2528                 fprintf(stderr, "Fail to configure port %d hairpin queues\n",
2529                         pi);
2530                 /* try to reconfigure queues next time */
2531                 port->need_reconfig_queues = 1;
2532                 return -1;
2533         }
2534         for (qi = nb_rxq, i = 0; qi < nb_hairpinq + nb_rxq; qi++) {
2535                 hairpin_conf.peers[0].port = peer_tx_port;
2536                 hairpin_conf.peers[0].queue = i + nb_txq;
2537                 hairpin_conf.manual_bind = !!manual;
2538                 hairpin_conf.tx_explicit = !!tx_exp;
2539                 diag = rte_eth_rx_hairpin_queue_setup
2540                         (pi, qi, nb_rxd, &hairpin_conf);
2541                 i++;
2542                 if (diag == 0)
2543                         continue;
2544
2545                 /* Fail to setup rx queue, return */
2546                 if (port->port_status == RTE_PORT_HANDLING)
2547                         port->port_status = RTE_PORT_STOPPED;
2548                 else
2549                         fprintf(stderr,
2550                                 "Port %d can not be set back to stopped\n", pi);
2551                 fprintf(stderr, "Fail to configure port %d hairpin queues\n",
2552                         pi);
2553                 /* try to reconfigure queues next time */
2554                 port->need_reconfig_queues = 1;
2555                 return -1;
2556         }
2557         return 0;
2558 }
2559
2560 /* Configure the Rx with optional split. */
2561 int
2562 rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
2563                uint16_t nb_rx_desc, unsigned int socket_id,
2564                struct rte_eth_rxconf *rx_conf, struct rte_mempool *mp)
2565 {
2566         union rte_eth_rxseg rx_useg[MAX_SEGS_BUFFER_SPLIT] = {};
2567         unsigned int i, mp_n;
2568         int ret;
2569
2570         if (rx_pkt_nb_segs <= 1 ||
2571             (rx_conf->offloads & RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT) == 0) {
2572                 rx_conf->rx_seg = NULL;
2573                 rx_conf->rx_nseg = 0;
2574                 ret = rte_eth_rx_queue_setup(port_id, rx_queue_id,
2575                                              nb_rx_desc, socket_id,
2576                                              rx_conf, mp);
2577                 return ret;
2578         }
2579         for (i = 0; i < rx_pkt_nb_segs; i++) {
2580                 struct rte_eth_rxseg_split *rx_seg = &rx_useg[i].split;
2581                 struct rte_mempool *mpx;
2582                 /*
2583                  * Use last valid pool for the segments with number
2584                  * exceeding the pool index.
2585                  */
2586                 mp_n = (i > mbuf_data_size_n) ? mbuf_data_size_n - 1 : i;
2587                 mpx = mbuf_pool_find(socket_id, mp_n);
2588                 /* Handle zero as mbuf data buffer size. */
2589                 rx_seg->length = rx_pkt_seg_lengths[i] ?
2590                                    rx_pkt_seg_lengths[i] :
2591                                    mbuf_data_size[mp_n];
2592                 rx_seg->offset = i < rx_pkt_nb_offs ?
2593                                    rx_pkt_seg_offsets[i] : 0;
2594                 rx_seg->mp = mpx ? mpx : mp;
2595         }
2596         rx_conf->rx_nseg = rx_pkt_nb_segs;
2597         rx_conf->rx_seg = rx_useg;
2598         ret = rte_eth_rx_queue_setup(port_id, rx_queue_id, nb_rx_desc,
2599                                     socket_id, rx_conf, NULL);
2600         rx_conf->rx_seg = NULL;
2601         rx_conf->rx_nseg = 0;
2602         return ret;
2603 }
2604
2605 static int
2606 alloc_xstats_display_info(portid_t pi)
2607 {
2608         uint64_t **ids_supp = &ports[pi].xstats_info.ids_supp;
2609         uint64_t **prev_values = &ports[pi].xstats_info.prev_values;
2610         uint64_t **curr_values = &ports[pi].xstats_info.curr_values;
2611
2612         if (xstats_display_num == 0)
2613                 return 0;
2614
2615         *ids_supp = calloc(xstats_display_num, sizeof(**ids_supp));
2616         if (*ids_supp == NULL)
2617                 goto fail_ids_supp;
2618
2619         *prev_values = calloc(xstats_display_num,
2620                               sizeof(**prev_values));
2621         if (*prev_values == NULL)
2622                 goto fail_prev_values;
2623
2624         *curr_values = calloc(xstats_display_num,
2625                               sizeof(**curr_values));
2626         if (*curr_values == NULL)
2627                 goto fail_curr_values;
2628
2629         ports[pi].xstats_info.allocated = true;
2630
2631         return 0;
2632
2633 fail_curr_values:
2634         free(*prev_values);
2635 fail_prev_values:
2636         free(*ids_supp);
2637 fail_ids_supp:
2638         return -ENOMEM;
2639 }
2640
2641 static void
2642 free_xstats_display_info(portid_t pi)
2643 {
2644         if (!ports[pi].xstats_info.allocated)
2645                 return;
2646         free(ports[pi].xstats_info.ids_supp);
2647         free(ports[pi].xstats_info.prev_values);
2648         free(ports[pi].xstats_info.curr_values);
2649         ports[pi].xstats_info.allocated = false;
2650 }
2651
2652 /** Fill helper structures for specified port to show extended statistics. */
2653 static void
2654 fill_xstats_display_info_for_port(portid_t pi)
2655 {
2656         unsigned int stat, stat_supp;
2657         const char *xstat_name;
2658         struct rte_port *port;
2659         uint64_t *ids_supp;
2660         int rc;
2661
2662         if (xstats_display_num == 0)
2663                 return;
2664
2665         if (pi == (portid_t)RTE_PORT_ALL) {
2666                 fill_xstats_display_info();
2667                 return;
2668         }
2669
2670         port = &ports[pi];
2671         if (port->port_status != RTE_PORT_STARTED)
2672                 return;
2673
2674         if (!port->xstats_info.allocated && alloc_xstats_display_info(pi) != 0)
2675                 rte_exit(EXIT_FAILURE,
2676                          "Failed to allocate xstats display memory\n");
2677
2678         ids_supp = port->xstats_info.ids_supp;
2679         for (stat = stat_supp = 0; stat < xstats_display_num; stat++) {
2680                 xstat_name = xstats_display[stat].name;
2681                 rc = rte_eth_xstats_get_id_by_name(pi, xstat_name,
2682                                                    ids_supp + stat_supp);
2683                 if (rc != 0) {
2684                         fprintf(stderr, "No xstat '%s' on port %u - skip it %u\n",
2685                                 xstat_name, pi, stat);
2686                         continue;
2687                 }
2688                 stat_supp++;
2689         }
2690
2691         port->xstats_info.ids_supp_sz = stat_supp;
2692 }
2693
2694 /** Fill helper structures for all ports to show extended statistics. */
2695 static void
2696 fill_xstats_display_info(void)
2697 {
2698         portid_t pi;
2699
2700         if (xstats_display_num == 0)
2701                 return;
2702
2703         RTE_ETH_FOREACH_DEV(pi)
2704                 fill_xstats_display_info_for_port(pi);
2705 }
2706
2707 int
2708 start_port(portid_t pid)
2709 {
2710         int diag, need_check_link_status = -1;
2711         portid_t pi;
2712         portid_t p_pi = RTE_MAX_ETHPORTS;
2713         portid_t pl[RTE_MAX_ETHPORTS];
2714         portid_t peer_pl[RTE_MAX_ETHPORTS];
2715         uint16_t cnt_pi = 0;
2716         uint16_t cfg_pi = 0;
2717         int peer_pi;
2718         queueid_t qi;
2719         struct rte_port *port;
2720         struct rte_eth_hairpin_cap cap;
2721
2722         if (port_id_is_invalid(pid, ENABLED_WARN))
2723                 return 0;
2724
2725         RTE_ETH_FOREACH_DEV(pi) {
2726                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
2727                         continue;
2728
2729                 if (port_is_bonding_slave(pi)) {
2730                         fprintf(stderr,
2731                                 "Please remove port %d from bonded device.\n",
2732                                 pi);
2733                         continue;
2734                 }
2735
2736                 need_check_link_status = 0;
2737                 port = &ports[pi];
2738                 if (port->port_status == RTE_PORT_STOPPED)
2739                         port->port_status = RTE_PORT_HANDLING;
2740                 else {
2741                         fprintf(stderr, "Port %d is now not stopped\n", pi);
2742                         continue;
2743                 }
2744
2745                 if (port->need_reconfig > 0) {
2746                         struct rte_eth_conf dev_conf;
2747                         int k;
2748
2749                         port->need_reconfig = 0;
2750
2751                         if (flow_isolate_all) {
2752                                 int ret = port_flow_isolate(pi, 1);
2753                                 if (ret) {
2754                                         fprintf(stderr,
2755                                                 "Failed to apply isolated mode on port %d\n",
2756                                                 pi);
2757                                         return -1;
2758                                 }
2759                         }
2760                         configure_rxtx_dump_callbacks(0);
2761                         printf("Configuring Port %d (socket %u)\n", pi,
2762                                         port->socket_id);
2763                         if (nb_hairpinq > 0 &&
2764                             rte_eth_dev_hairpin_capability_get(pi, &cap)) {
2765                                 fprintf(stderr,
2766                                         "Port %d doesn't support hairpin queues\n",
2767                                         pi);
2768                                 return -1;
2769                         }
2770
2771                         /* configure port */
2772                         diag = eth_dev_configure_mp(pi, nb_rxq + nb_hairpinq,
2773                                                      nb_txq + nb_hairpinq,
2774                                                      &(port->dev_conf));
2775                         if (diag != 0) {
2776                                 if (port->port_status == RTE_PORT_HANDLING)
2777                                         port->port_status = RTE_PORT_STOPPED;
2778                                 else
2779                                         fprintf(stderr,
2780                                                 "Port %d can not be set back to stopped\n",
2781                                                 pi);
2782                                 fprintf(stderr, "Fail to configure port %d\n",
2783                                         pi);
2784                                 /* try to reconfigure port next time */
2785                                 port->need_reconfig = 1;
2786                                 return -1;
2787                         }
2788                         /* get device configuration*/
2789                         if (0 !=
2790                                 eth_dev_conf_get_print_err(pi, &dev_conf)) {
2791                                 fprintf(stderr,
2792                                         "port %d can not get device configuration\n",
2793                                         pi);
2794                                 return -1;
2795                         }
2796                         /* Apply Rx offloads configuration */
2797                         if (dev_conf.rxmode.offloads !=
2798                             port->dev_conf.rxmode.offloads) {
2799                                 port->dev_conf.rxmode.offloads |=
2800                                         dev_conf.rxmode.offloads;
2801                                 for (k = 0;
2802                                      k < port->dev_info.max_rx_queues;
2803                                      k++)
2804                                         port->rx_conf[k].offloads |=
2805                                                 dev_conf.rxmode.offloads;
2806                         }
2807                         /* Apply Tx offloads configuration */
2808                         if (dev_conf.txmode.offloads !=
2809                             port->dev_conf.txmode.offloads) {
2810                                 port->dev_conf.txmode.offloads |=
2811                                         dev_conf.txmode.offloads;
2812                                 for (k = 0;
2813                                      k < port->dev_info.max_tx_queues;
2814                                      k++)
2815                                         port->tx_conf[k].offloads |=
2816                                                 dev_conf.txmode.offloads;
2817                         }
2818                 }
2819                 if (port->need_reconfig_queues > 0 && is_proc_primary()) {
2820                         port->need_reconfig_queues = 0;
2821                         /* setup tx queues */
2822                         for (qi = 0; qi < nb_txq; qi++) {
2823                                 if ((numa_support) &&
2824                                         (txring_numa[pi] != NUMA_NO_CONFIG))
2825                                         diag = rte_eth_tx_queue_setup(pi, qi,
2826                                                 port->nb_tx_desc[qi],
2827                                                 txring_numa[pi],
2828                                                 &(port->tx_conf[qi]));
2829                                 else
2830                                         diag = rte_eth_tx_queue_setup(pi, qi,
2831                                                 port->nb_tx_desc[qi],
2832                                                 port->socket_id,
2833                                                 &(port->tx_conf[qi]));
2834
2835                                 if (diag == 0)
2836                                         continue;
2837
2838                                 /* Fail to setup tx queue, return */
2839                                 if (port->port_status == RTE_PORT_HANDLING)
2840                                         port->port_status = RTE_PORT_STOPPED;
2841                                 else
2842                                         fprintf(stderr,
2843                                                 "Port %d can not be set back to stopped\n",
2844                                                 pi);
2845                                 fprintf(stderr,
2846                                         "Fail to configure port %d tx queues\n",
2847                                         pi);
2848                                 /* try to reconfigure queues next time */
2849                                 port->need_reconfig_queues = 1;
2850                                 return -1;
2851                         }
2852                         for (qi = 0; qi < nb_rxq; qi++) {
2853                                 /* setup rx queues */
2854                                 if ((numa_support) &&
2855                                         (rxring_numa[pi] != NUMA_NO_CONFIG)) {
2856                                         struct rte_mempool * mp =
2857                                                 mbuf_pool_find
2858                                                         (rxring_numa[pi], 0);
2859                                         if (mp == NULL) {
2860                                                 fprintf(stderr,
2861                                                         "Failed to setup RX queue: No mempool allocation on the socket %d\n",
2862                                                         rxring_numa[pi]);
2863                                                 return -1;
2864                                         }
2865
2866                                         diag = rx_queue_setup(pi, qi,
2867                                              port->nb_rx_desc[qi],
2868                                              rxring_numa[pi],
2869                                              &(port->rx_conf[qi]),
2870                                              mp);
2871                                 } else {
2872                                         struct rte_mempool *mp =
2873                                                 mbuf_pool_find
2874                                                         (port->socket_id, 0);
2875                                         if (mp == NULL) {
2876                                                 fprintf(stderr,
2877                                                         "Failed to setup RX queue: No mempool allocation on the socket %d\n",
2878                                                         port->socket_id);
2879                                                 return -1;
2880                                         }
2881                                         diag = rx_queue_setup(pi, qi,
2882                                              port->nb_rx_desc[qi],
2883                                              port->socket_id,
2884                                              &(port->rx_conf[qi]),
2885                                              mp);
2886                                 }
2887                                 if (diag == 0)
2888                                         continue;
2889
2890                                 /* Fail to setup rx queue, return */
2891                                 if (port->port_status == RTE_PORT_HANDLING)
2892                                         port->port_status = RTE_PORT_STOPPED;
2893                                 else
2894                                         fprintf(stderr,
2895                                                 "Port %d can not be set back to stopped\n",
2896                                                 pi);
2897                                 fprintf(stderr,
2898                                         "Fail to configure port %d rx queues\n",
2899                                         pi);
2900                                 /* try to reconfigure queues next time */
2901                                 port->need_reconfig_queues = 1;
2902                                 return -1;
2903                         }
2904                         /* setup hairpin queues */
2905                         if (setup_hairpin_queues(pi, p_pi, cnt_pi) != 0)
2906                                 return -1;
2907                 }
2908                 configure_rxtx_dump_callbacks(verbose_level);
2909                 if (clear_ptypes) {
2910                         diag = rte_eth_dev_set_ptypes(pi, RTE_PTYPE_UNKNOWN,
2911                                         NULL, 0);
2912                         if (diag < 0)
2913                                 fprintf(stderr,
2914                                         "Port %d: Failed to disable Ptype parsing\n",
2915                                         pi);
2916                 }
2917
2918                 p_pi = pi;
2919                 cnt_pi++;
2920
2921                 /* start port */
2922                 diag = eth_dev_start_mp(pi);
2923                 if (diag < 0) {
2924                         fprintf(stderr, "Fail to start port %d: %s\n",
2925                                 pi, rte_strerror(-diag));
2926
2927                         /* Fail to setup rx queue, return */
2928                         if (port->port_status == RTE_PORT_HANDLING)
2929                                 port->port_status = RTE_PORT_STOPPED;
2930                         else
2931                                 fprintf(stderr,
2932                                         "Port %d can not be set back to stopped\n",
2933                                         pi);
2934                         continue;
2935                 }
2936
2937                 if (port->port_status == RTE_PORT_HANDLING)
2938                         port->port_status = RTE_PORT_STARTED;
2939                 else
2940                         fprintf(stderr, "Port %d can not be set into started\n",
2941                                 pi);
2942
2943                 if (eth_macaddr_get_print_err(pi, &port->eth_addr) == 0)
2944                         printf("Port %d: " RTE_ETHER_ADDR_PRT_FMT "\n", pi,
2945                                         RTE_ETHER_ADDR_BYTES(&port->eth_addr));
2946
2947                 /* at least one port started, need checking link status */
2948                 need_check_link_status = 1;
2949
2950                 pl[cfg_pi++] = pi;
2951         }
2952
2953         if (need_check_link_status == 1 && !no_link_check)
2954                 check_all_ports_link_status(RTE_PORT_ALL);
2955         else if (need_check_link_status == 0)
2956                 fprintf(stderr, "Please stop the ports first\n");
2957
2958         if (hairpin_mode & 0xf) {
2959                 uint16_t i;
2960                 int j;
2961
2962                 /* bind all started hairpin ports */
2963                 for (i = 0; i < cfg_pi; i++) {
2964                         pi = pl[i];
2965                         /* bind current Tx to all peer Rx */
2966                         peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl,
2967                                                         RTE_MAX_ETHPORTS, 1);
2968                         if (peer_pi < 0)
2969                                 return peer_pi;
2970                         for (j = 0; j < peer_pi; j++) {
2971                                 if (!port_is_started(peer_pl[j]))
2972                                         continue;
2973                                 diag = rte_eth_hairpin_bind(pi, peer_pl[j]);
2974                                 if (diag < 0) {
2975                                         fprintf(stderr,
2976                                                 "Error during binding hairpin Tx port %u to %u: %s\n",
2977                                                 pi, peer_pl[j],
2978                                                 rte_strerror(-diag));
2979                                         return -1;
2980                                 }
2981                         }
2982                         /* bind all peer Tx to current Rx */
2983                         peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl,
2984                                                         RTE_MAX_ETHPORTS, 0);
2985                         if (peer_pi < 0)
2986                                 return peer_pi;
2987                         for (j = 0; j < peer_pi; j++) {
2988                                 if (!port_is_started(peer_pl[j]))
2989                                         continue;
2990                                 diag = rte_eth_hairpin_bind(peer_pl[j], pi);
2991                                 if (diag < 0) {
2992                                         fprintf(stderr,
2993                                                 "Error during binding hairpin Tx port %u to %u: %s\n",
2994                                                 peer_pl[j], pi,
2995                                                 rte_strerror(-diag));
2996                                         return -1;
2997                                 }
2998                         }
2999                 }
3000         }
3001
3002         fill_xstats_display_info_for_port(pid);
3003
3004         printf("Done\n");
3005         return 0;
3006 }
3007
3008 void
3009 stop_port(portid_t pid)
3010 {
3011         portid_t pi;
3012         struct rte_port *port;
3013         int need_check_link_status = 0;
3014         portid_t peer_pl[RTE_MAX_ETHPORTS];
3015         int peer_pi;
3016
3017         if (port_id_is_invalid(pid, ENABLED_WARN))
3018                 return;
3019
3020         printf("Stopping ports...\n");
3021
3022         RTE_ETH_FOREACH_DEV(pi) {
3023                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
3024                         continue;
3025
3026                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
3027                         fprintf(stderr,
3028                                 "Please remove port %d from forwarding configuration.\n",
3029                                 pi);
3030                         continue;
3031                 }
3032
3033                 if (port_is_bonding_slave(pi)) {
3034                         fprintf(stderr,
3035                                 "Please remove port %d from bonded device.\n",
3036                                 pi);
3037                         continue;
3038                 }
3039
3040                 port = &ports[pi];
3041                 if (port->port_status == RTE_PORT_STARTED)
3042                         port->port_status = RTE_PORT_HANDLING;
3043                 else
3044                         continue;
3045
3046                 if (hairpin_mode & 0xf) {
3047                         int j;
3048
3049                         rte_eth_hairpin_unbind(pi, RTE_MAX_ETHPORTS);
3050                         /* unbind all peer Tx from current Rx */
3051                         peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl,
3052                                                         RTE_MAX_ETHPORTS, 0);
3053                         if (peer_pi < 0)
3054                                 continue;
3055                         for (j = 0; j < peer_pi; j++) {
3056                                 if (!port_is_started(peer_pl[j]))
3057                                         continue;
3058                                 rte_eth_hairpin_unbind(peer_pl[j], pi);
3059                         }
3060                 }
3061
3062                 if (port->flow_list)
3063                         port_flow_flush(pi);
3064
3065                 if (eth_dev_stop_mp(pi) != 0)
3066                         RTE_LOG(ERR, EAL, "rte_eth_dev_stop failed for port %u\n",
3067                                 pi);
3068
3069                 if (port->port_status == RTE_PORT_HANDLING)
3070                         port->port_status = RTE_PORT_STOPPED;
3071                 else
3072                         fprintf(stderr, "Port %d can not be set into stopped\n",
3073                                 pi);
3074                 need_check_link_status = 1;
3075         }
3076         if (need_check_link_status && !no_link_check)
3077                 check_all_ports_link_status(RTE_PORT_ALL);
3078
3079         printf("Done\n");
3080 }
3081
3082 static void
3083 remove_invalid_ports_in(portid_t *array, portid_t *total)
3084 {
3085         portid_t i;
3086         portid_t new_total = 0;
3087
3088         for (i = 0; i < *total; i++)
3089                 if (!port_id_is_invalid(array[i], DISABLED_WARN)) {
3090                         array[new_total] = array[i];
3091                         new_total++;
3092                 }
3093         *total = new_total;
3094 }
3095
3096 static void
3097 remove_invalid_ports(void)
3098 {
3099         remove_invalid_ports_in(ports_ids, &nb_ports);
3100         remove_invalid_ports_in(fwd_ports_ids, &nb_fwd_ports);
3101         nb_cfg_ports = nb_fwd_ports;
3102 }
3103
3104 void
3105 close_port(portid_t pid)
3106 {
3107         portid_t pi;
3108         struct rte_port *port;
3109
3110         if (port_id_is_invalid(pid, ENABLED_WARN))
3111                 return;
3112
3113         printf("Closing ports...\n");
3114
3115         RTE_ETH_FOREACH_DEV(pi) {
3116                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
3117                         continue;
3118
3119                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
3120                         fprintf(stderr,
3121                                 "Please remove port %d from forwarding configuration.\n",
3122                                 pi);
3123                         continue;
3124                 }
3125
3126                 if (port_is_bonding_slave(pi)) {
3127                         fprintf(stderr,
3128                                 "Please remove port %d from bonded device.\n",
3129                                 pi);
3130                         continue;
3131                 }
3132
3133                 port = &ports[pi];
3134                 if (port->port_status == RTE_PORT_CLOSED) {
3135                         fprintf(stderr, "Port %d is already closed\n", pi);
3136                         continue;
3137                 }
3138
3139                 if (is_proc_primary()) {
3140                         port_flow_flush(pi);
3141                         port_flex_item_flush(pi);
3142                         rte_eth_dev_close(pi);
3143                 }
3144
3145                 free_xstats_display_info(pi);
3146         }
3147
3148         remove_invalid_ports();
3149         printf("Done\n");
3150 }
3151
3152 void
3153 reset_port(portid_t pid)
3154 {
3155         int diag;
3156         portid_t pi;
3157         struct rte_port *port;
3158
3159         if (port_id_is_invalid(pid, ENABLED_WARN))
3160                 return;
3161
3162         if ((pid == (portid_t)RTE_PORT_ALL && !all_ports_stopped()) ||
3163                 (pid != (portid_t)RTE_PORT_ALL && !port_is_stopped(pid))) {
3164                 fprintf(stderr,
3165                         "Can not reset port(s), please stop port(s) first.\n");
3166                 return;
3167         }
3168
3169         printf("Resetting ports...\n");
3170
3171         RTE_ETH_FOREACH_DEV(pi) {
3172                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
3173                         continue;
3174
3175                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
3176                         fprintf(stderr,
3177                                 "Please remove port %d from forwarding configuration.\n",
3178                                 pi);
3179                         continue;
3180                 }
3181
3182                 if (port_is_bonding_slave(pi)) {
3183                         fprintf(stderr,
3184                                 "Please remove port %d from bonded device.\n",
3185                                 pi);
3186                         continue;
3187                 }
3188
3189                 diag = rte_eth_dev_reset(pi);
3190                 if (diag == 0) {
3191                         port = &ports[pi];
3192                         port->need_reconfig = 1;
3193                         port->need_reconfig_queues = 1;
3194                 } else {
3195                         fprintf(stderr, "Failed to reset port %d. diag=%d\n",
3196                                 pi, diag);
3197                 }
3198         }
3199
3200         printf("Done\n");
3201 }
3202
3203 void
3204 attach_port(char *identifier)
3205 {
3206         portid_t pi;
3207         struct rte_dev_iterator iterator;
3208
3209         printf("Attaching a new port...\n");
3210
3211         if (identifier == NULL) {
3212                 fprintf(stderr, "Invalid parameters are specified\n");
3213                 return;
3214         }
3215
3216         if (rte_dev_probe(identifier) < 0) {
3217                 TESTPMD_LOG(ERR, "Failed to attach port %s\n", identifier);
3218                 return;
3219         }
3220
3221         /* first attach mode: event */
3222         if (setup_on_probe_event) {
3223                 /* new ports are detected on RTE_ETH_EVENT_NEW event */
3224                 for (pi = 0; pi < RTE_MAX_ETHPORTS; pi++)
3225                         if (ports[pi].port_status == RTE_PORT_HANDLING &&
3226                                         ports[pi].need_setup != 0)
3227                                 setup_attached_port(pi);
3228                 return;
3229         }
3230
3231         /* second attach mode: iterator */
3232         RTE_ETH_FOREACH_MATCHING_DEV(pi, identifier, &iterator) {
3233                 /* setup ports matching the devargs used for probing */
3234                 if (port_is_forwarding(pi))
3235                         continue; /* port was already attached before */
3236                 setup_attached_port(pi);
3237         }
3238 }
3239
3240 static void
3241 setup_attached_port(portid_t pi)
3242 {
3243         unsigned int socket_id;
3244         int ret;
3245
3246         socket_id = (unsigned)rte_eth_dev_socket_id(pi);
3247         /* if socket_id is invalid, set to the first available socket. */
3248         if (check_socket_id(socket_id) < 0)
3249                 socket_id = socket_ids[0];
3250         reconfig(pi, socket_id);
3251         ret = rte_eth_promiscuous_enable(pi);
3252         if (ret != 0)
3253                 fprintf(stderr,
3254                         "Error during enabling promiscuous mode for port %u: %s - ignore\n",
3255                         pi, rte_strerror(-ret));
3256
3257         ports_ids[nb_ports++] = pi;
3258         fwd_ports_ids[nb_fwd_ports++] = pi;
3259         nb_cfg_ports = nb_fwd_ports;
3260         ports[pi].need_setup = 0;
3261         ports[pi].port_status = RTE_PORT_STOPPED;
3262
3263         printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports);
3264         printf("Done\n");
3265 }
3266
3267 static void
3268 detach_device(struct rte_device *dev)
3269 {
3270         portid_t sibling;
3271
3272         if (dev == NULL) {
3273                 fprintf(stderr, "Device already removed\n");
3274                 return;
3275         }
3276
3277         printf("Removing a device...\n");
3278
3279         RTE_ETH_FOREACH_DEV_OF(sibling, dev) {
3280                 if (ports[sibling].port_status != RTE_PORT_CLOSED) {
3281                         if (ports[sibling].port_status != RTE_PORT_STOPPED) {
3282                                 fprintf(stderr, "Port %u not stopped\n",
3283                                         sibling);
3284                                 return;
3285                         }
3286                         port_flow_flush(sibling);
3287                 }
3288         }
3289
3290         if (rte_dev_remove(dev) < 0) {
3291                 TESTPMD_LOG(ERR, "Failed to detach device %s\n", dev->name);
3292                 return;
3293         }
3294         remove_invalid_ports();
3295
3296         printf("Device is detached\n");
3297         printf("Now total ports is %d\n", nb_ports);
3298         printf("Done\n");
3299         return;
3300 }
3301
3302 void
3303 detach_port_device(portid_t port_id)
3304 {
3305         int ret;
3306         struct rte_eth_dev_info dev_info;
3307
3308         if (port_id_is_invalid(port_id, ENABLED_WARN))
3309                 return;
3310
3311         if (ports[port_id].port_status != RTE_PORT_CLOSED) {
3312                 if (ports[port_id].port_status != RTE_PORT_STOPPED) {
3313                         fprintf(stderr, "Port not stopped\n");
3314                         return;
3315                 }
3316                 fprintf(stderr, "Port was not closed\n");
3317         }
3318
3319         ret = eth_dev_info_get_print_err(port_id, &dev_info);
3320         if (ret != 0) {
3321                 TESTPMD_LOG(ERR,
3322                         "Failed to get device info for port %d, not detaching\n",
3323                         port_id);
3324                 return;
3325         }
3326         detach_device(dev_info.device);
3327 }
3328
3329 void
3330 detach_devargs(char *identifier)
3331 {
3332         struct rte_dev_iterator iterator;
3333         struct rte_devargs da;
3334         portid_t port_id;
3335
3336         printf("Removing a device...\n");
3337
3338         memset(&da, 0, sizeof(da));
3339         if (rte_devargs_parsef(&da, "%s", identifier)) {
3340                 fprintf(stderr, "cannot parse identifier\n");
3341                 return;
3342         }
3343
3344         RTE_ETH_FOREACH_MATCHING_DEV(port_id, identifier, &iterator) {
3345                 if (ports[port_id].port_status != RTE_PORT_CLOSED) {
3346                         if (ports[port_id].port_status != RTE_PORT_STOPPED) {
3347                                 fprintf(stderr, "Port %u not stopped\n",
3348                                         port_id);
3349                                 rte_eth_iterator_cleanup(&iterator);
3350                                 rte_devargs_reset(&da);
3351                                 return;
3352                         }
3353                         port_flow_flush(port_id);
3354                 }
3355         }
3356
3357         if (rte_eal_hotplug_remove(da.bus->name, da.name) != 0) {
3358                 TESTPMD_LOG(ERR, "Failed to detach device %s(%s)\n",
3359                             da.name, da.bus->name);
3360                 rte_devargs_reset(&da);
3361                 return;
3362         }
3363
3364         remove_invalid_ports();
3365
3366         printf("Device %s is detached\n", identifier);
3367         printf("Now total ports is %d\n", nb_ports);
3368         printf("Done\n");
3369         rte_devargs_reset(&da);
3370 }
3371
3372 void
3373 pmd_test_exit(void)
3374 {
3375         portid_t pt_id;
3376         unsigned int i;
3377         int ret;
3378
3379         if (test_done == 0)
3380                 stop_packet_forwarding();
3381
3382 #ifndef RTE_EXEC_ENV_WINDOWS
3383         for (i = 0 ; i < RTE_DIM(mempools) ; i++) {
3384                 if (mempools[i]) {
3385                         if (mp_alloc_type == MP_ALLOC_ANON)
3386                                 rte_mempool_mem_iter(mempools[i], dma_unmap_cb,
3387                                                      NULL);
3388                 }
3389         }
3390 #endif
3391         if (ports != NULL) {
3392                 no_link_check = 1;
3393                 RTE_ETH_FOREACH_DEV(pt_id) {
3394                         printf("\nStopping port %d...\n", pt_id);
3395                         fflush(stdout);
3396                         stop_port(pt_id);
3397                 }
3398                 RTE_ETH_FOREACH_DEV(pt_id) {
3399                         printf("\nShutting down port %d...\n", pt_id);
3400                         fflush(stdout);
3401                         close_port(pt_id);
3402                 }
3403         }
3404
3405         if (hot_plug) {
3406                 ret = rte_dev_event_monitor_stop();
3407                 if (ret) {
3408                         RTE_LOG(ERR, EAL,
3409                                 "fail to stop device event monitor.");
3410                         return;
3411                 }
3412
3413                 ret = rte_dev_event_callback_unregister(NULL,
3414                         dev_event_callback, NULL);
3415                 if (ret < 0) {
3416                         RTE_LOG(ERR, EAL,
3417                                 "fail to unregister device event callback.\n");
3418                         return;
3419                 }
3420
3421                 ret = rte_dev_hotplug_handle_disable();
3422                 if (ret) {
3423                         RTE_LOG(ERR, EAL,
3424                                 "fail to disable hotplug handling.\n");
3425                         return;
3426                 }
3427         }
3428         for (i = 0 ; i < RTE_DIM(mempools) ; i++) {
3429                 if (mempools[i])
3430                         mempool_free_mp(mempools[i]);
3431         }
3432         free(xstats_display);
3433
3434         printf("\nBye...\n");
3435 }
3436
3437 typedef void (*cmd_func_t)(void);
3438 struct pmd_test_command {
3439         const char *cmd_name;
3440         cmd_func_t cmd_func;
3441 };
3442
3443 /* Check the link status of all ports in up to 9s, and print them finally */
3444 static void
3445 check_all_ports_link_status(uint32_t port_mask)
3446 {
3447 #define CHECK_INTERVAL 100 /* 100ms */
3448 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
3449         portid_t portid;
3450         uint8_t count, all_ports_up, print_flag = 0;
3451         struct rte_eth_link link;
3452         int ret;
3453         char link_status[RTE_ETH_LINK_MAX_STR_LEN];
3454
3455         printf("Checking link statuses...\n");
3456         fflush(stdout);
3457         for (count = 0; count <= MAX_CHECK_TIME; count++) {
3458                 all_ports_up = 1;
3459                 RTE_ETH_FOREACH_DEV(portid) {
3460                         if ((port_mask & (1 << portid)) == 0)
3461                                 continue;
3462                         memset(&link, 0, sizeof(link));
3463                         ret = rte_eth_link_get_nowait(portid, &link);
3464                         if (ret < 0) {
3465                                 all_ports_up = 0;
3466                                 if (print_flag == 1)
3467                                         fprintf(stderr,
3468                                                 "Port %u link get failed: %s\n",
3469                                                 portid, rte_strerror(-ret));
3470                                 continue;
3471                         }
3472                         /* print link status if flag set */
3473                         if (print_flag == 1) {
3474                                 rte_eth_link_to_str(link_status,
3475                                         sizeof(link_status), &link);
3476                                 printf("Port %d %s\n", portid, link_status);
3477                                 continue;
3478                         }
3479                         /* clear all_ports_up flag if any link down */
3480                         if (link.link_status == RTE_ETH_LINK_DOWN) {
3481                                 all_ports_up = 0;
3482                                 break;
3483                         }
3484                 }
3485                 /* after finally printing all link status, get out */
3486                 if (print_flag == 1)
3487                         break;
3488
3489                 if (all_ports_up == 0) {
3490                         fflush(stdout);
3491                         rte_delay_ms(CHECK_INTERVAL);
3492                 }
3493
3494                 /* set the print_flag if all ports up or timeout */
3495                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
3496                         print_flag = 1;
3497                 }
3498
3499                 if (lsc_interrupt)
3500                         break;
3501         }
3502 }
3503
3504 static void
3505 rmv_port_callback(void *arg)
3506 {
3507         int need_to_start = 0;
3508         int org_no_link_check = no_link_check;
3509         portid_t port_id = (intptr_t)arg;
3510         struct rte_eth_dev_info dev_info;
3511         int ret;
3512
3513         RTE_ETH_VALID_PORTID_OR_RET(port_id);
3514
3515         if (!test_done && port_is_forwarding(port_id)) {
3516                 need_to_start = 1;
3517                 stop_packet_forwarding();
3518         }
3519         no_link_check = 1;
3520         stop_port(port_id);
3521         no_link_check = org_no_link_check;
3522
3523         ret = eth_dev_info_get_print_err(port_id, &dev_info);
3524         if (ret != 0)
3525                 TESTPMD_LOG(ERR,
3526                         "Failed to get device info for port %d, not detaching\n",
3527                         port_id);
3528         else {
3529                 struct rte_device *device = dev_info.device;
3530                 close_port(port_id);
3531                 detach_device(device); /* might be already removed or have more ports */
3532         }
3533         if (need_to_start)
3534                 start_packet_forwarding(0);
3535 }
3536
3537 /* This function is used by the interrupt thread */
3538 static int
3539 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param,
3540                   void *ret_param)
3541 {
3542         RTE_SET_USED(param);
3543         RTE_SET_USED(ret_param);
3544
3545         if (type >= RTE_ETH_EVENT_MAX) {
3546                 fprintf(stderr,
3547                         "\nPort %" PRIu16 ": %s called upon invalid event %d\n",
3548                         port_id, __func__, type);
3549                 fflush(stderr);
3550         } else if (event_print_mask & (UINT32_C(1) << type)) {
3551                 printf("\nPort %" PRIu16 ": %s event\n", port_id,
3552                         eth_event_desc[type]);
3553                 fflush(stdout);
3554         }
3555
3556         switch (type) {
3557         case RTE_ETH_EVENT_NEW:
3558                 ports[port_id].need_setup = 1;
3559                 ports[port_id].port_status = RTE_PORT_HANDLING;
3560                 break;
3561         case RTE_ETH_EVENT_INTR_RMV:
3562                 if (port_id_is_invalid(port_id, DISABLED_WARN))
3563                         break;
3564                 if (rte_eal_alarm_set(100000,
3565                                 rmv_port_callback, (void *)(intptr_t)port_id))
3566                         fprintf(stderr,
3567                                 "Could not set up deferred device removal\n");
3568                 break;
3569         case RTE_ETH_EVENT_DESTROY:
3570                 ports[port_id].port_status = RTE_PORT_CLOSED;
3571                 printf("Port %u is closed\n", port_id);
3572                 break;
3573         default:
3574                 break;
3575         }
3576         return 0;
3577 }
3578
3579 static int
3580 register_eth_event_callback(void)
3581 {
3582         int ret;
3583         enum rte_eth_event_type event;
3584
3585         for (event = RTE_ETH_EVENT_UNKNOWN;
3586                         event < RTE_ETH_EVENT_MAX; event++) {
3587                 ret = rte_eth_dev_callback_register(RTE_ETH_ALL,
3588                                 event,
3589                                 eth_event_callback,
3590                                 NULL);
3591                 if (ret != 0) {
3592                         TESTPMD_LOG(ERR, "Failed to register callback for "
3593                                         "%s event\n", eth_event_desc[event]);
3594                         return -1;
3595                 }
3596         }
3597
3598         return 0;
3599 }
3600
3601 /* This function is used by the interrupt thread */
3602 static void
3603 dev_event_callback(const char *device_name, enum rte_dev_event_type type,
3604                              __rte_unused void *arg)
3605 {
3606         uint16_t port_id;
3607         int ret;
3608
3609         if (type >= RTE_DEV_EVENT_MAX) {
3610                 fprintf(stderr, "%s called upon invalid event %d\n",
3611                         __func__, type);
3612                 fflush(stderr);
3613         }
3614
3615         switch (type) {
3616         case RTE_DEV_EVENT_REMOVE:
3617                 RTE_LOG(DEBUG, EAL, "The device: %s has been removed!\n",
3618                         device_name);
3619                 ret = rte_eth_dev_get_port_by_name(device_name, &port_id);
3620                 if (ret) {
3621                         RTE_LOG(ERR, EAL, "can not get port by device %s!\n",
3622                                 device_name);
3623                         return;
3624                 }
3625                 /*
3626                  * Because the user's callback is invoked in eal interrupt
3627                  * callback, the interrupt callback need to be finished before
3628                  * it can be unregistered when detaching device. So finish
3629                  * callback soon and use a deferred removal to detach device
3630                  * is need. It is a workaround, once the device detaching be
3631                  * moved into the eal in the future, the deferred removal could
3632                  * be deleted.
3633                  */
3634                 if (rte_eal_alarm_set(100000,
3635                                 rmv_port_callback, (void *)(intptr_t)port_id))
3636                         RTE_LOG(ERR, EAL,
3637                                 "Could not set up deferred device removal\n");
3638                 break;
3639         case RTE_DEV_EVENT_ADD:
3640                 RTE_LOG(ERR, EAL, "The device: %s has been added!\n",
3641                         device_name);
3642                 /* TODO: After finish kernel driver binding,
3643                  * begin to attach port.
3644                  */
3645                 break;
3646         default:
3647                 break;
3648         }
3649 }
3650
3651 static void
3652 rxtx_port_config(portid_t pid)
3653 {
3654         uint16_t qid;
3655         uint64_t offloads;
3656         struct rte_port *port = &ports[pid];
3657
3658         for (qid = 0; qid < nb_rxq; qid++) {
3659                 offloads = port->rx_conf[qid].offloads;
3660                 port->rx_conf[qid] = port->dev_info.default_rxconf;
3661
3662                 if (rxq_share > 0 &&
3663                     (port->dev_info.dev_capa & RTE_ETH_DEV_CAPA_RXQ_SHARE)) {
3664                         /* Non-zero share group to enable RxQ share. */
3665                         port->rx_conf[qid].share_group = pid / rxq_share + 1;
3666                         port->rx_conf[qid].share_qid = qid; /* Equal mapping. */
3667                 }
3668
3669                 if (offloads != 0)
3670                         port->rx_conf[qid].offloads = offloads;
3671
3672                 /* Check if any Rx parameters have been passed */
3673                 if (rx_pthresh != RTE_PMD_PARAM_UNSET)
3674                         port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh;
3675
3676                 if (rx_hthresh != RTE_PMD_PARAM_UNSET)
3677                         port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh;
3678
3679                 if (rx_wthresh != RTE_PMD_PARAM_UNSET)
3680                         port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh;
3681
3682                 if (rx_free_thresh != RTE_PMD_PARAM_UNSET)
3683                         port->rx_conf[qid].rx_free_thresh = rx_free_thresh;
3684
3685                 if (rx_drop_en != RTE_PMD_PARAM_UNSET)
3686                         port->rx_conf[qid].rx_drop_en = rx_drop_en;
3687
3688                 port->nb_rx_desc[qid] = nb_rxd;
3689         }
3690
3691         for (qid = 0; qid < nb_txq; qid++) {
3692                 offloads = port->tx_conf[qid].offloads;
3693                 port->tx_conf[qid] = port->dev_info.default_txconf;
3694                 if (offloads != 0)
3695                         port->tx_conf[qid].offloads = offloads;
3696
3697                 /* Check if any Tx parameters have been passed */
3698                 if (tx_pthresh != RTE_PMD_PARAM_UNSET)
3699                         port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh;
3700
3701                 if (tx_hthresh != RTE_PMD_PARAM_UNSET)
3702                         port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh;
3703
3704                 if (tx_wthresh != RTE_PMD_PARAM_UNSET)
3705                         port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh;
3706
3707                 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET)
3708                         port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh;
3709
3710                 if (tx_free_thresh != RTE_PMD_PARAM_UNSET)
3711                         port->tx_conf[qid].tx_free_thresh = tx_free_thresh;
3712
3713                 port->nb_tx_desc[qid] = nb_txd;
3714         }
3715 }
3716
3717 /*
3718  * Helper function to set MTU from frame size
3719  *
3720  * port->dev_info should be set before calling this function.
3721  *
3722  * return 0 on success, negative on error
3723  */
3724 int
3725 update_mtu_from_frame_size(portid_t portid, uint32_t max_rx_pktlen)
3726 {
3727         struct rte_port *port = &ports[portid];
3728         uint32_t eth_overhead;
3729         uint16_t mtu, new_mtu;
3730
3731         eth_overhead = get_eth_overhead(&port->dev_info);
3732
3733         if (rte_eth_dev_get_mtu(portid, &mtu) != 0) {
3734                 printf("Failed to get MTU for port %u\n", portid);
3735                 return -1;
3736         }
3737
3738         new_mtu = max_rx_pktlen - eth_overhead;
3739
3740         if (mtu == new_mtu)
3741                 return 0;
3742
3743         if (eth_dev_set_mtu_mp(portid, new_mtu) != 0) {
3744                 fprintf(stderr,
3745                         "Failed to set MTU to %u for port %u\n",
3746                         new_mtu, portid);
3747                 return -1;
3748         }
3749
3750         port->dev_conf.rxmode.mtu = new_mtu;
3751
3752         return 0;
3753 }
3754
3755 void
3756 init_port_config(void)
3757 {
3758         portid_t pid;
3759         struct rte_port *port;
3760         int ret, i;
3761
3762         RTE_ETH_FOREACH_DEV(pid) {
3763                 port = &ports[pid];
3764                 port->dev_conf.fdir_conf = fdir_conf;
3765
3766                 ret = eth_dev_info_get_print_err(pid, &port->dev_info);
3767                 if (ret != 0)
3768                         return;
3769
3770                 if (nb_rxq > 1) {
3771                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
3772                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf =
3773                                 rss_hf & port->dev_info.flow_type_rss_offloads;
3774                 } else {
3775                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
3776                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0;
3777                 }
3778
3779                 if (port->dcb_flag == 0) {
3780                         if (port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) {
3781                                 port->dev_conf.rxmode.mq_mode =
3782                                         (enum rte_eth_rx_mq_mode)
3783                                                 (rx_mq_mode & RTE_ETH_MQ_RX_RSS);
3784                         } else {
3785                                 port->dev_conf.rxmode.mq_mode = RTE_ETH_MQ_RX_NONE;
3786                                 port->dev_conf.rxmode.offloads &=
3787                                                 ~RTE_ETH_RX_OFFLOAD_RSS_HASH;
3788
3789                                 for (i = 0;
3790                                      i < port->dev_info.nb_rx_queues;
3791                                      i++)
3792                                         port->rx_conf[i].offloads &=
3793                                                 ~RTE_ETH_RX_OFFLOAD_RSS_HASH;
3794                         }
3795                 }
3796
3797                 rxtx_port_config(pid);
3798
3799                 ret = eth_macaddr_get_print_err(pid, &port->eth_addr);
3800                 if (ret != 0)
3801                         return;
3802
3803 #if defined RTE_NET_IXGBE && defined RTE_LIBRTE_IXGBE_BYPASS
3804                 rte_pmd_ixgbe_bypass_init(pid);
3805 #endif
3806
3807                 if (lsc_interrupt && (*port->dev_info.dev_flags & RTE_ETH_DEV_INTR_LSC))
3808                         port->dev_conf.intr_conf.lsc = 1;
3809                 if (rmv_interrupt && (*port->dev_info.dev_flags & RTE_ETH_DEV_INTR_RMV))
3810                         port->dev_conf.intr_conf.rmv = 1;
3811         }
3812 }
3813
3814 void set_port_slave_flag(portid_t slave_pid)
3815 {
3816         struct rte_port *port;
3817
3818         port = &ports[slave_pid];
3819         port->slave_flag = 1;
3820 }
3821
3822 void clear_port_slave_flag(portid_t slave_pid)
3823 {
3824         struct rte_port *port;
3825
3826         port = &ports[slave_pid];
3827         port->slave_flag = 0;
3828 }
3829
3830 uint8_t port_is_bonding_slave(portid_t slave_pid)
3831 {
3832         struct rte_port *port;
3833         struct rte_eth_dev_info dev_info;
3834         int ret;
3835
3836         port = &ports[slave_pid];
3837         ret = eth_dev_info_get_print_err(slave_pid, &dev_info);
3838         if (ret != 0) {
3839                 TESTPMD_LOG(ERR,
3840                         "Failed to get device info for port id %d,"
3841                         "cannot determine if the port is a bonded slave",
3842                         slave_pid);
3843                 return 0;
3844         }
3845         if ((*dev_info.dev_flags & RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1))
3846                 return 1;
3847         return 0;
3848 }
3849
3850 const uint16_t vlan_tags[] = {
3851                 0,  1,  2,  3,  4,  5,  6,  7,
3852                 8,  9, 10, 11,  12, 13, 14, 15,
3853                 16, 17, 18, 19, 20, 21, 22, 23,
3854                 24, 25, 26, 27, 28, 29, 30, 31
3855 };
3856
3857 static  int
3858 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf,
3859                  enum dcb_mode_enable dcb_mode,
3860                  enum rte_eth_nb_tcs num_tcs,
3861                  uint8_t pfc_en)
3862 {
3863         uint8_t i;
3864         int32_t rc;
3865         struct rte_eth_rss_conf rss_conf;
3866
3867         /*
3868          * Builds up the correct configuration for dcb+vt based on the vlan tags array
3869          * given above, and the number of traffic classes available for use.
3870          */
3871         if (dcb_mode == DCB_VT_ENABLED) {
3872                 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf =
3873                                 &eth_conf->rx_adv_conf.vmdq_dcb_conf;
3874                 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf =
3875                                 &eth_conf->tx_adv_conf.vmdq_dcb_tx_conf;
3876
3877                 /* VMDQ+DCB RX and TX configurations */
3878                 vmdq_rx_conf->enable_default_pool = 0;
3879                 vmdq_rx_conf->default_pool = 0;
3880                 vmdq_rx_conf->nb_queue_pools =
3881                         (num_tcs ==  RTE_ETH_4_TCS ? RTE_ETH_32_POOLS : RTE_ETH_16_POOLS);
3882                 vmdq_tx_conf->nb_queue_pools =
3883                         (num_tcs ==  RTE_ETH_4_TCS ? RTE_ETH_32_POOLS : RTE_ETH_16_POOLS);
3884
3885                 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools;
3886                 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) {
3887                         vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i];
3888                         vmdq_rx_conf->pool_map[i].pools =
3889                                 1 << (i % vmdq_rx_conf->nb_queue_pools);
3890                 }
3891                 for (i = 0; i < RTE_ETH_DCB_NUM_USER_PRIORITIES; i++) {
3892                         vmdq_rx_conf->dcb_tc[i] = i % num_tcs;
3893                         vmdq_tx_conf->dcb_tc[i] = i % num_tcs;
3894                 }
3895
3896                 /* set DCB mode of RX and TX of multiple queues */
3897                 eth_conf->rxmode.mq_mode =
3898                                 (enum rte_eth_rx_mq_mode)
3899                                         (rx_mq_mode & RTE_ETH_MQ_RX_VMDQ_DCB);
3900                 eth_conf->txmode.mq_mode = RTE_ETH_MQ_TX_VMDQ_DCB;
3901         } else {
3902                 struct rte_eth_dcb_rx_conf *rx_conf =
3903                                 &eth_conf->rx_adv_conf.dcb_rx_conf;
3904                 struct rte_eth_dcb_tx_conf *tx_conf =
3905                                 &eth_conf->tx_adv_conf.dcb_tx_conf;
3906
3907                 memset(&rss_conf, 0, sizeof(struct rte_eth_rss_conf));
3908
3909                 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf);
3910                 if (rc != 0)
3911                         return rc;
3912
3913                 rx_conf->nb_tcs = num_tcs;
3914                 tx_conf->nb_tcs = num_tcs;
3915
3916                 for (i = 0; i < RTE_ETH_DCB_NUM_USER_PRIORITIES; i++) {
3917                         rx_conf->dcb_tc[i] = i % num_tcs;
3918                         tx_conf->dcb_tc[i] = i % num_tcs;
3919                 }
3920
3921                 eth_conf->rxmode.mq_mode =
3922                                 (enum rte_eth_rx_mq_mode)
3923                                         (rx_mq_mode & RTE_ETH_MQ_RX_DCB_RSS);
3924                 eth_conf->rx_adv_conf.rss_conf = rss_conf;
3925                 eth_conf->txmode.mq_mode = RTE_ETH_MQ_TX_DCB;
3926         }
3927
3928         if (pfc_en)
3929                 eth_conf->dcb_capability_en =
3930                                 RTE_ETH_DCB_PG_SUPPORT | RTE_ETH_DCB_PFC_SUPPORT;
3931         else
3932                 eth_conf->dcb_capability_en = RTE_ETH_DCB_PG_SUPPORT;
3933
3934         return 0;
3935 }
3936
3937 int
3938 init_port_dcb_config(portid_t pid,
3939                      enum dcb_mode_enable dcb_mode,
3940                      enum rte_eth_nb_tcs num_tcs,
3941                      uint8_t pfc_en)
3942 {
3943         struct rte_eth_conf port_conf;
3944         struct rte_port *rte_port;
3945         int retval;
3946         uint16_t i;
3947
3948         if (num_procs > 1) {
3949                 printf("The multi-process feature doesn't support dcb.\n");
3950                 return -ENOTSUP;
3951         }
3952         rte_port = &ports[pid];
3953
3954         /* retain the original device configuration. */
3955         memcpy(&port_conf, &rte_port->dev_conf, sizeof(struct rte_eth_conf));
3956
3957         /*set configuration of DCB in vt mode and DCB in non-vt mode*/
3958         retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en);
3959         if (retval < 0)
3960                 return retval;
3961         port_conf.rxmode.offloads |= RTE_ETH_RX_OFFLOAD_VLAN_FILTER;
3962         /* remove RSS HASH offload for DCB in vt mode */
3963         if (port_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_VMDQ_DCB) {
3964                 port_conf.rxmode.offloads &= ~RTE_ETH_RX_OFFLOAD_RSS_HASH;
3965                 for (i = 0; i < nb_rxq; i++)
3966                         rte_port->rx_conf[i].offloads &=
3967                                 ~RTE_ETH_RX_OFFLOAD_RSS_HASH;
3968         }
3969
3970         /* re-configure the device . */
3971         retval = rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf);
3972         if (retval < 0)
3973                 return retval;
3974
3975         retval = eth_dev_info_get_print_err(pid, &rte_port->dev_info);
3976         if (retval != 0)
3977                 return retval;
3978
3979         /* If dev_info.vmdq_pool_base is greater than 0,
3980          * the queue id of vmdq pools is started after pf queues.
3981          */
3982         if (dcb_mode == DCB_VT_ENABLED &&
3983             rte_port->dev_info.vmdq_pool_base > 0) {
3984                 fprintf(stderr,
3985                         "VMDQ_DCB multi-queue mode is nonsensical for port %d.\n",
3986                         pid);
3987                 return -1;
3988         }
3989
3990         /* Assume the ports in testpmd have the same dcb capability
3991          * and has the same number of rxq and txq in dcb mode
3992          */
3993         if (dcb_mode == DCB_VT_ENABLED) {
3994                 if (rte_port->dev_info.max_vfs > 0) {
3995                         nb_rxq = rte_port->dev_info.nb_rx_queues;
3996                         nb_txq = rte_port->dev_info.nb_tx_queues;
3997                 } else {
3998                         nb_rxq = rte_port->dev_info.max_rx_queues;
3999                         nb_txq = rte_port->dev_info.max_tx_queues;
4000                 }
4001         } else {
4002                 /*if vt is disabled, use all pf queues */
4003                 if (rte_port->dev_info.vmdq_pool_base == 0) {
4004                         nb_rxq = rte_port->dev_info.max_rx_queues;
4005                         nb_txq = rte_port->dev_info.max_tx_queues;
4006                 } else {
4007                         nb_rxq = (queueid_t)num_tcs;
4008                         nb_txq = (queueid_t)num_tcs;
4009
4010                 }
4011         }
4012         rx_free_thresh = 64;
4013
4014         memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf));
4015
4016         rxtx_port_config(pid);
4017         /* VLAN filter */
4018         rte_port->dev_conf.rxmode.offloads |= RTE_ETH_RX_OFFLOAD_VLAN_FILTER;
4019         for (i = 0; i < RTE_DIM(vlan_tags); i++)
4020                 rx_vft_set(pid, vlan_tags[i], 1);
4021
4022         retval = eth_macaddr_get_print_err(pid, &rte_port->eth_addr);
4023         if (retval != 0)
4024                 return retval;
4025
4026         rte_port->dcb_flag = 1;
4027
4028         /* Enter DCB configuration status */
4029         dcb_config = 1;
4030
4031         return 0;
4032 }
4033
4034 static void
4035 init_port(void)
4036 {
4037         int i;
4038
4039         /* Configuration of Ethernet ports. */
4040         ports = rte_zmalloc("testpmd: ports",
4041                             sizeof(struct rte_port) * RTE_MAX_ETHPORTS,
4042                             RTE_CACHE_LINE_SIZE);
4043         if (ports == NULL) {
4044                 rte_exit(EXIT_FAILURE,
4045                                 "rte_zmalloc(%d struct rte_port) failed\n",
4046                                 RTE_MAX_ETHPORTS);
4047         }
4048         for (i = 0; i < RTE_MAX_ETHPORTS; i++)
4049                 ports[i].xstats_info.allocated = false;
4050         for (i = 0; i < RTE_MAX_ETHPORTS; i++)
4051                 LIST_INIT(&ports[i].flow_tunnel_list);
4052         /* Initialize ports NUMA structures */
4053         memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
4054         memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
4055         memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
4056 }
4057
4058 static void
4059 force_quit(void)
4060 {
4061         pmd_test_exit();
4062         prompt_exit();
4063 }
4064
4065 static void
4066 print_stats(void)
4067 {
4068         uint8_t i;
4069         const char clr[] = { 27, '[', '2', 'J', '\0' };
4070         const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' };
4071
4072         /* Clear screen and move to top left */
4073         printf("%s%s", clr, top_left);
4074
4075         printf("\nPort statistics ====================================");
4076         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
4077                 nic_stats_display(fwd_ports_ids[i]);
4078
4079         fflush(stdout);
4080 }
4081
4082 static void
4083 signal_handler(int signum)
4084 {
4085         if (signum == SIGINT || signum == SIGTERM) {
4086                 fprintf(stderr, "\nSignal %d received, preparing to exit...\n",
4087                         signum);
4088 #ifdef RTE_LIB_PDUMP
4089                 /* uninitialize packet capture framework */
4090                 rte_pdump_uninit();
4091 #endif
4092 #ifdef RTE_LIB_LATENCYSTATS
4093                 if (latencystats_enabled != 0)
4094                         rte_latencystats_uninit();
4095 #endif
4096                 force_quit();
4097                 /* Set flag to indicate the force termination. */
4098                 f_quit = 1;
4099                 /* exit with the expected status */
4100 #ifndef RTE_EXEC_ENV_WINDOWS
4101                 signal(signum, SIG_DFL);
4102                 kill(getpid(), signum);
4103 #endif
4104         }
4105 }
4106
4107 int
4108 main(int argc, char** argv)
4109 {
4110         int diag;
4111         portid_t port_id;
4112         uint16_t count;
4113         int ret;
4114
4115         signal(SIGINT, signal_handler);
4116         signal(SIGTERM, signal_handler);
4117
4118         testpmd_logtype = rte_log_register("testpmd");
4119         if (testpmd_logtype < 0)
4120                 rte_exit(EXIT_FAILURE, "Cannot register log type");
4121         rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG);
4122
4123         diag = rte_eal_init(argc, argv);
4124         if (diag < 0)
4125                 rte_exit(EXIT_FAILURE, "Cannot init EAL: %s\n",
4126                          rte_strerror(rte_errno));
4127
4128         ret = register_eth_event_callback();
4129         if (ret != 0)
4130                 rte_exit(EXIT_FAILURE, "Cannot register for ethdev events");
4131
4132 #ifdef RTE_LIB_PDUMP
4133         /* initialize packet capture framework */
4134         rte_pdump_init();
4135 #endif
4136
4137         count = 0;
4138         RTE_ETH_FOREACH_DEV(port_id) {
4139                 ports_ids[count] = port_id;
4140                 count++;
4141         }
4142         nb_ports = (portid_t) count;
4143         if (nb_ports == 0)
4144                 TESTPMD_LOG(WARNING, "No probed ethernet devices\n");
4145
4146         /* allocate port structures, and init them */
4147         init_port();
4148
4149         set_def_fwd_config();
4150         if (nb_lcores == 0)
4151                 rte_exit(EXIT_FAILURE, "No cores defined for forwarding\n"
4152                          "Check the core mask argument\n");
4153
4154         /* Bitrate/latency stats disabled by default */
4155 #ifdef RTE_LIB_BITRATESTATS
4156         bitrate_enabled = 0;
4157 #endif
4158 #ifdef RTE_LIB_LATENCYSTATS
4159         latencystats_enabled = 0;
4160 #endif
4161
4162         /* on FreeBSD, mlockall() is disabled by default */
4163 #ifdef RTE_EXEC_ENV_FREEBSD
4164         do_mlockall = 0;
4165 #else
4166         do_mlockall = 1;
4167 #endif
4168
4169         argc -= diag;
4170         argv += diag;
4171         if (argc > 1)
4172                 launch_args_parse(argc, argv);
4173
4174 #ifndef RTE_EXEC_ENV_WINDOWS
4175         if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) {
4176                 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n",
4177                         strerror(errno));
4178         }
4179 #endif
4180
4181         if (tx_first && interactive)
4182                 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on "
4183                                 "interactive mode.\n");
4184
4185         if (tx_first && lsc_interrupt) {
4186                 fprintf(stderr,
4187                         "Warning: lsc_interrupt needs to be off when using tx_first. Disabling.\n");
4188                 lsc_interrupt = 0;
4189         }
4190
4191         if (!nb_rxq && !nb_txq)
4192                 fprintf(stderr,
4193                         "Warning: Either rx or tx queues should be non-zero\n");
4194
4195         if (nb_rxq > 1 && nb_rxq > nb_txq)
4196                 fprintf(stderr,
4197                         "Warning: nb_rxq=%d enables RSS configuration, but nb_txq=%d will prevent to fully test it.\n",
4198                         nb_rxq, nb_txq);
4199
4200         init_config();
4201
4202         if (hot_plug) {
4203                 ret = rte_dev_hotplug_handle_enable();
4204                 if (ret) {
4205                         RTE_LOG(ERR, EAL,
4206                                 "fail to enable hotplug handling.");
4207                         return -1;
4208                 }
4209
4210                 ret = rte_dev_event_monitor_start();
4211                 if (ret) {
4212                         RTE_LOG(ERR, EAL,
4213                                 "fail to start device event monitoring.");
4214                         return -1;
4215                 }
4216
4217                 ret = rte_dev_event_callback_register(NULL,
4218                         dev_event_callback, NULL);
4219                 if (ret) {
4220                         RTE_LOG(ERR, EAL,
4221                                 "fail  to register device event callback\n");
4222                         return -1;
4223                 }
4224         }
4225
4226         if (!no_device_start && start_port(RTE_PORT_ALL) != 0)
4227                 rte_exit(EXIT_FAILURE, "Start ports failed\n");
4228
4229         /* set all ports to promiscuous mode by default */
4230         RTE_ETH_FOREACH_DEV(port_id) {
4231                 ret = rte_eth_promiscuous_enable(port_id);
4232                 if (ret != 0)
4233                         fprintf(stderr,
4234                                 "Error during enabling promiscuous mode for port %u: %s - ignore\n",
4235                                 port_id, rte_strerror(-ret));
4236         }
4237
4238 #ifdef RTE_LIB_METRICS
4239         /* Init metrics library */
4240         rte_metrics_init(rte_socket_id());
4241 #endif
4242
4243 #ifdef RTE_LIB_LATENCYSTATS
4244         if (latencystats_enabled != 0) {
4245                 int ret = rte_latencystats_init(1, NULL);
4246                 if (ret)
4247                         fprintf(stderr,
4248                                 "Warning: latencystats init() returned error %d\n",
4249                                 ret);
4250                 fprintf(stderr, "Latencystats running on lcore %d\n",
4251                         latencystats_lcore_id);
4252         }
4253 #endif
4254
4255         /* Setup bitrate stats */
4256 #ifdef RTE_LIB_BITRATESTATS
4257         if (bitrate_enabled != 0) {
4258                 bitrate_data = rte_stats_bitrate_create();
4259                 if (bitrate_data == NULL)
4260                         rte_exit(EXIT_FAILURE,
4261                                 "Could not allocate bitrate data.\n");
4262                 rte_stats_bitrate_reg(bitrate_data);
4263         }
4264 #endif
4265 #ifdef RTE_LIB_CMDLINE
4266         if (strlen(cmdline_filename) != 0)
4267                 cmdline_read_from_file(cmdline_filename);
4268
4269         if (interactive == 1) {
4270                 if (auto_start) {
4271                         printf("Start automatic packet forwarding\n");
4272                         start_packet_forwarding(0);
4273                 }
4274                 prompt();
4275                 pmd_test_exit();
4276         } else
4277 #endif
4278         {
4279                 char c;
4280                 int rc;
4281
4282                 f_quit = 0;
4283
4284                 printf("No commandline core given, start packet forwarding\n");
4285                 start_packet_forwarding(tx_first);
4286                 if (stats_period != 0) {
4287                         uint64_t prev_time = 0, cur_time, diff_time = 0;
4288                         uint64_t timer_period;
4289
4290                         /* Convert to number of cycles */
4291                         timer_period = stats_period * rte_get_timer_hz();
4292
4293                         while (f_quit == 0) {
4294                                 cur_time = rte_get_timer_cycles();
4295                                 diff_time += cur_time - prev_time;
4296
4297                                 if (diff_time >= timer_period) {
4298                                         print_stats();
4299                                         /* Reset the timer */
4300                                         diff_time = 0;
4301                                 }
4302                                 /* Sleep to avoid unnecessary checks */
4303                                 prev_time = cur_time;
4304                                 rte_delay_us_sleep(US_PER_S);
4305                         }
4306                 }
4307
4308                 printf("Press enter to exit\n");
4309                 rc = read(0, &c, 1);
4310                 pmd_test_exit();
4311                 if (rc < 0)
4312                         return 1;
4313         }
4314
4315         ret = rte_eal_cleanup();
4316         if (ret != 0)
4317                 rte_exit(EXIT_FAILURE,
4318                          "EAL cleanup failed: %s\n", strerror(-ret));
4319
4320         return EXIT_SUCCESS;
4321 }