app/test-pmd/testpmd.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2017 Intel Corporation
   3  */
   4
   5 #include <stdarg.h>
   6 #include <stdio.h>
   7 #include <stdlib.h>
   8 #include <signal.h>
   9 #include <string.h>
  10 #include <time.h>
  11 #include <fcntl.h>
  12 #include <sys/mman.h>
  13 #include <sys/types.h>
  14 #include <errno.h>
  15 #include <stdbool.h>
  16
  17 #include <sys/queue.h>
  18 #include <sys/stat.h>
  19
  20 #include <stdint.h>
  21 #include <unistd.h>
  22 #include <inttypes.h>
  23
  24 #include <rte_common.h>
  25 #include <rte_errno.h>
  26 #include <rte_byteorder.h>
  27 #include <rte_log.h>
  28 #include <rte_debug.h>
  29 #include <rte_cycles.h>
  30 #include <rte_malloc_heap.h>
  31 #include <rte_memory.h>
  32 #include <rte_memcpy.h>
  33 #include <rte_launch.h>
  34 #include <rte_eal.h>
  35 #include <rte_alarm.h>
  36 #include <rte_per_lcore.h>
  37 #include <rte_lcore.h>
  38 #include <rte_atomic.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_LIBRTE_IXGBE_PMD
  51 #include <rte_pmd_ixgbe.h>
  52 #endif
  53 #ifdef RTE_LIBRTE_PDUMP
  54 #include <rte_pdump.h>
  55 #endif
  56 #include <rte_flow.h>
  57 #include <rte_metrics.h>
  58 #ifdef RTE_LIBRTE_BITRATE
  59 #include <rte_bitrate.h>
  60 #endif
  61 #ifdef RTE_LIBRTE_LATENCY_STATS
  62 #include <rte_latencystats.h>
  63 #endif
  64
  65 #include "testpmd.h"
  66
  67 #ifndef MAP_HUGETLB
  68 /* FreeBSD may not have MAP_HUGETLB (in fact, it probably doesn't) */
  69 #define HUGE_FLAG (0x40000)
  70 #else
  71 #define HUGE_FLAG MAP_HUGETLB
  72 #endif
  73
  74 #ifndef MAP_HUGE_SHIFT
  75 /* older kernels (or FreeBSD) will not have this define */
  76 #define HUGE_SHIFT (26)
  77 #else
  78 #define HUGE_SHIFT MAP_HUGE_SHIFT
  79 #endif
  80
  81 #define EXTMEM_HEAP_NAME "extmem"
  82
  83 uint16_t verbose_level = 0; /**< Silent by default. */
  84 int testpmd_logtype; /**< Log type for testpmd logs */
  85
  86 /* use master core for command line ? */
  87 uint8_t interactive = 0;
  88 uint8_t auto_start = 0;
  89 uint8_t tx_first;
  90 char cmdline_filename[PATH_MAX] = {0};
  91
  92 /*
  93  * NUMA support configuration.
  94  * When set, the NUMA support attempts to dispatch the allocation of the
  95  * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the
  96  * probed ports among the CPU sockets 0 and 1.
  97  * Otherwise, all memory is allocated from CPU socket 0.
  98  */
  99 uint8_t numa_support = 1; /**< numa enabled by default */
 100
 101 /*
 102  * In UMA mode,all memory is allocated from socket 0 if --socket-num is
 103  * not configured.
 104  */
 105 uint8_t socket_num = UMA_NO_CONFIG;
 106
 107 /*
 108  * Select mempool allocation type:
 109  * - native: use regular DPDK memory
 110  * - anon: use regular DPDK memory to create mempool, but populate using
 111  *         anonymous memory (may not be IOVA-contiguous)
 112  * - xmem: use externally allocated hugepage memory
 113  */
 114 uint8_t mp_alloc_type = MP_ALLOC_NATIVE;
 115
 116 /*
 117  * Store specified sockets on which memory pool to be used by ports
 118  * is allocated.
 119  */
 120 uint8_t port_numa[RTE_MAX_ETHPORTS];
 121
 122 /*
 123  * Store specified sockets on which RX ring to be used by ports
 124  * is allocated.
 125  */
 126 uint8_t rxring_numa[RTE_MAX_ETHPORTS];
 127
 128 /*
 129  * Store specified sockets on which TX ring to be used by ports
 130  * is allocated.
 131  */
 132 uint8_t txring_numa[RTE_MAX_ETHPORTS];
 133
 134 /*
 135  * Record the Ethernet address of peer target ports to which packets are
 136  * forwarded.
 137  * Must be instantiated with the ethernet addresses of peer traffic generator
 138  * ports.
 139  */
 140 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS];
 141 portid_t nb_peer_eth_addrs = 0;
 142
 143 /*
 144  * Probed Target Environment.
 145  */
 146 struct rte_port *ports;        /**< For all probed ethernet ports. */
 147 portid_t nb_ports;             /**< Number of probed ethernet ports. */
 148 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */
 149 lcoreid_t nb_lcores;           /**< Number of probed logical cores. */
 150
 151 portid_t ports_ids[RTE_MAX_ETHPORTS]; /**< Store all port ids. */
 152
 153 /*
 154  * Test Forwarding Configuration.
 155  *    nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores
 156  *    nb_fwd_ports  <= nb_cfg_ports  <= nb_ports
 157  */
 158 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */
 159 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */
 160 portid_t  nb_cfg_ports;  /**< Number of configured ports. */
 161 portid_t  nb_fwd_ports;  /**< Number of forwarding ports. */
 162
 163 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */
 164 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS];      /**< Port ids configuration. */
 165
 166 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */
 167 streamid_t nb_fwd_streams;       /**< Is equal to (nb_ports * nb_rxq). */
 168
 169 /*
 170  * Forwarding engines.
 171  */
 172 struct fwd_engine * fwd_engines[] = {
 173         &io_fwd_engine,
 174         &mac_fwd_engine,
 175         &mac_swap_engine,
 176         &flow_gen_engine,
 177         &rx_only_engine,
 178         &tx_only_engine,
 179         &csum_fwd_engine,
 180         &icmp_echo_engine,
 181         &noisy_vnf_engine,
 182 #if defined RTE_LIBRTE_PMD_SOFTNIC
 183         &softnic_fwd_engine,
 184 #endif
 185 #ifdef RTE_LIBRTE_IEEE1588
 186         &ieee1588_fwd_engine,
 187 #endif
 188         NULL,
 189 };
 190
 191 struct fwd_config cur_fwd_config;
 192 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */
 193 uint32_t retry_enabled;
 194 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US;
 195 uint32_t burst_tx_retry_num = BURST_TX_RETRIES;
 196
 197 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */
 198 uint32_t param_total_num_mbufs = 0;  /**< number of mbufs in all pools - if
 199                                       * specified on command-line. */
 200 uint16_t stats_period; /**< Period to show statistics (disabled by default) */
 201
 202 /*
 203  * In container, it cannot terminate the process which running with 'stats-period'
 204  * option. Set flag to exit stats period loop after received SIGINT/SIGTERM.
 205  */
 206 uint8_t f_quit;
 207
 208 /*
 209  * Configuration of packet segments used by the "txonly" processing engine.
 210  */
 211 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */
 212 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = {
 213         TXONLY_DEF_PACKET_LEN,
 214 };
 215 uint8_t  tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */
 216
 217 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF;
 218 /**< Split policy for packets to TX. */
 219
 220 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */
 221 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */
 222
 223 /* current configuration is in DCB or not,0 means it is not in DCB mode */
 224 uint8_t dcb_config = 0;
 225
 226 /* Whether the dcb is in testing status */
 227 uint8_t dcb_test = 0;
 228
 229 /*
 230  * Configurable number of RX/TX queues.
 231  */
 232 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */
 233 queueid_t nb_txq = 1; /**< Number of TX queues per port. */
 234
 235 /*
 236  * Configurable number of RX/TX ring descriptors.
 237  * Defaults are supplied by drivers via ethdev.
 238  */
 239 #define RTE_TEST_RX_DESC_DEFAULT 0
 240 #define RTE_TEST_TX_DESC_DEFAULT 0
 241 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */
 242 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */
 243
 244 #define RTE_PMD_PARAM_UNSET -1
 245 /*
 246  * Configurable values of RX and TX ring threshold registers.
 247  */
 248
 249 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET;
 250 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET;
 251 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET;
 252
 253 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET;
 254 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET;
 255 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET;
 256
 257 /*
 258  * Configurable value of RX free threshold.
 259  */
 260 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET;
 261
 262 /*
 263  * Configurable value of RX drop enable.
 264  */
 265 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET;
 266
 267 /*
 268  * Configurable value of TX free threshold.
 269  */
 270 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET;
 271
 272 /*
 273  * Configurable value of TX RS bit threshold.
 274  */
 275 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET;
 276
 277 /*
 278  * Configurable value of buffered packets before sending.
 279  */
 280 uint16_t noisy_tx_sw_bufsz;
 281
 282 /*
 283  * Configurable value of packet buffer timeout.
 284  */
 285 uint16_t noisy_tx_sw_buf_flush_time;
 286
 287 /*
 288  * Configurable value for size of VNF internal memory area
 289  * used for simulating noisy neighbour behaviour
 290  */
 291 uint64_t noisy_lkup_mem_sz;
 292
 293 /*
 294  * Configurable value of number of random writes done in
 295  * VNF simulation memory area.
 296  */
 297 uint64_t noisy_lkup_num_writes;
 298
 299 /*
 300  * Configurable value of number of random reads done in
 301  * VNF simulation memory area.
 302  */
 303 uint64_t noisy_lkup_num_reads;
 304
 305 /*
 306  * Configurable value of number of random reads/writes done in
 307  * VNF simulation memory area.
 308  */
 309 uint64_t noisy_lkup_num_reads_writes;
 310
 311 /*
 312  * Receive Side Scaling (RSS) configuration.
 313  */
 314 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */
 315
 316 /*
 317  * Port topology configuration
 318  */
 319 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */
 320
 321 /*
 322  * Avoids to flush all the RX streams before starts forwarding.
 323  */
 324 uint8_t no_flush_rx = 0; /* flush by default */
 325
 326 /*
 327  * Flow API isolated mode.
 328  */
 329 uint8_t flow_isolate_all;
 330
 331 /*
 332  * Avoids to check link status when starting/stopping a port.
 333  */
 334 uint8_t no_link_check = 0; /* check by default */
 335
 336 /*
 337  * Enable link status change notification
 338  */
 339 uint8_t lsc_interrupt = 1; /* enabled by default */
 340
 341 /*
 342  * Enable device removal notification.
 343  */
 344 uint8_t rmv_interrupt = 1; /* enabled by default */
 345
 346 uint8_t hot_plug = 0; /**< hotplug disabled by default. */
 347
 348 /*
 349  * Display or mask ether events
 350  * Default to all events except VF_MBOX
 351  */
 352 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) |
 353                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) |
 354                             (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) |
 355                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) |
 356                             (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) |
 357                             (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) |
 358                             (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV);
 359 /*
 360  * Decide if all memory are locked for performance.
 361  */
 362 int do_mlockall = 0;
 363
 364 /*
 365  * NIC bypass mode configuration options.
 366  */
 367
 368 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS
 369 /* The NIC bypass watchdog timeout. */
 370 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF;
 371 #endif
 372
 373
 374 #ifdef RTE_LIBRTE_LATENCY_STATS
 375
 376 /*
 377  * Set when latency stats is enabled in the commandline
 378  */
 379 uint8_t latencystats_enabled;
 380
 381 /*
 382  * Lcore ID to serive latency statistics.
 383  */
 384 lcoreid_t latencystats_lcore_id = -1;
 385
 386 #endif
 387
 388 /*
 389  * Ethernet device configuration.
 390  */
 391 struct rte_eth_rxmode rx_mode = {
 392         .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */
 393 };
 394
 395 struct rte_eth_txmode tx_mode = {
 396         .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE,
 397 };
 398
 399 struct rte_fdir_conf fdir_conf = {
 400         .mode = RTE_FDIR_MODE_NONE,
 401         .pballoc = RTE_FDIR_PBALLOC_64K,
 402         .status = RTE_FDIR_REPORT_STATUS,
 403         .mask = {
 404                 .vlan_tci_mask = 0xFFEF,
 405                 .ipv4_mask     = {
 406                         .src_ip = 0xFFFFFFFF,
 407                         .dst_ip = 0xFFFFFFFF,
 408                 },
 409                 .ipv6_mask     = {
 410                         .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF},
 411                         .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF},
 412                 },
 413                 .src_port_mask = 0xFFFF,
 414                 .dst_port_mask = 0xFFFF,
 415                 .mac_addr_byte_mask = 0xFF,
 416                 .tunnel_type_mask = 1,
 417                 .tunnel_id_mask = 0xFFFFFFFF,
 418         },
 419         .drop_queue = 127,
 420 };
 421
 422 volatile int test_done = 1; /* stop packet forwarding when set to 1. */
 423
 424 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS];
 425 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS];
 426
 427 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array;
 428 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array;
 429
 430 uint16_t nb_tx_queue_stats_mappings = 0;
 431 uint16_t nb_rx_queue_stats_mappings = 0;
 432
 433 /*
 434  * Display zero values by default for xstats
 435  */
 436 uint8_t xstats_hide_zero;
 437
 438 unsigned int num_sockets = 0;
 439 unsigned int socket_ids[RTE_MAX_NUMA_NODES];
 440
 441 #ifdef RTE_LIBRTE_BITRATE
 442 /* Bitrate statistics */
 443 struct rte_stats_bitrates *bitrate_data;
 444 lcoreid_t bitrate_lcore_id;
 445 uint8_t bitrate_enabled;
 446 #endif
 447
 448 struct gro_status gro_ports[RTE_MAX_ETHPORTS];
 449 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES;
 450
 451 struct vxlan_encap_conf vxlan_encap_conf = {
 452         .select_ipv4 = 1,
 453         .select_vlan = 0,
 454         .vni = "\x00\x00\x00",
 455         .udp_src = 0,
 456         .udp_dst = RTE_BE16(4789),
 457         .ipv4_src = IPv4(127, 0, 0, 1),
 458         .ipv4_dst = IPv4(255, 255, 255, 255),
 459         .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00"
 460                 "\x00\x00\x00\x00\x00\x00\x00\x01",
 461         .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00"
 462                 "\x00\x00\x00\x00\x00\x00\x11\x11",
 463         .vlan_tci = 0,
 464         .eth_src = "\x00\x00\x00\x00\x00\x00",
 465         .eth_dst = "\xff\xff\xff\xff\xff\xff",
 466 };
 467
 468 struct nvgre_encap_conf nvgre_encap_conf = {
 469         .select_ipv4 = 1,
 470         .select_vlan = 0,
 471         .tni = "\x00\x00\x00",
 472         .ipv4_src = IPv4(127, 0, 0, 1),
 473         .ipv4_dst = IPv4(255, 255, 255, 255),
 474         .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00"
 475                 "\x00\x00\x00\x00\x00\x00\x00\x01",
 476         .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00"
 477                 "\x00\x00\x00\x00\x00\x00\x11\x11",
 478         .vlan_tci = 0,
 479         .eth_src = "\x00\x00\x00\x00\x00\x00",
 480         .eth_dst = "\xff\xff\xff\xff\xff\xff",
 481 };
 482
 483 /* Forward function declarations */
 484 static void map_port_queue_stats_mapping_registers(portid_t pi,
 485                                                    struct rte_port *port);
 486 static void check_all_ports_link_status(uint32_t port_mask);
 487 static int eth_event_callback(portid_t port_id,
 488                               enum rte_eth_event_type type,
 489                               void *param, void *ret_param);
 490 static void eth_dev_event_callback(const char *device_name,
 491                                 enum rte_dev_event_type type,
 492                                 void *param);
 493
 494 /*
 495  * Check if all the ports are started.
 496  * If yes, return positive value. If not, return zero.
 497  */
 498 static int all_ports_started(void);
 499
 500 struct gso_status gso_ports[RTE_MAX_ETHPORTS];
 501 uint16_t gso_max_segment_size = ETHER_MAX_LEN - ETHER_CRC_LEN;
 502
 503 /*
 504  * Helper function to check if socket is already discovered.
 505  * If yes, return positive value. If not, return zero.
 506  */
 507 int
 508 new_socket_id(unsigned int socket_id)
 509 {
 510         unsigned int i;
 511
 512         for (i = 0; i < num_sockets; i++) {
 513                 if (socket_ids[i] == socket_id)
 514                         return 0;
 515         }
 516         return 1;
 517 }
 518
 519 /*
 520  * Setup default configuration.
 521  */
 522 static void
 523 set_default_fwd_lcores_config(void)
 524 {
 525         unsigned int i;
 526         unsigned int nb_lc;
 527         unsigned int sock_num;
 528
 529         nb_lc = 0;
 530         for (i = 0; i < RTE_MAX_LCORE; i++) {
 531                 if (!rte_lcore_is_enabled(i))
 532                         continue;
 533                 sock_num = rte_lcore_to_socket_id(i);
 534                 if (new_socket_id(sock_num)) {
 535                         if (num_sockets >= RTE_MAX_NUMA_NODES) {
 536                                 rte_exit(EXIT_FAILURE,
 537                                          "Total sockets greater than %u\n",
 538                                          RTE_MAX_NUMA_NODES);
 539                         }
 540                         socket_ids[num_sockets++] = sock_num;
 541                 }
 542                 if (i == rte_get_master_lcore())
 543                         continue;
 544                 fwd_lcores_cpuids[nb_lc++] = i;
 545         }
 546         nb_lcores = (lcoreid_t) nb_lc;
 547         nb_cfg_lcores = nb_lcores;
 548         nb_fwd_lcores = 1;
 549 }
 550
 551 static void
 552 set_def_peer_eth_addrs(void)
 553 {
 554         portid_t i;
 555
 556         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 557                 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR;
 558                 peer_eth_addrs[i].addr_bytes[5] = i;
 559         }
 560 }
 561
 562 static void
 563 set_default_fwd_ports_config(void)
 564 {
 565         portid_t pt_id;
 566         int i = 0;
 567
 568         RTE_ETH_FOREACH_DEV(pt_id) {
 569                 fwd_ports_ids[i++] = pt_id;
 570
 571                 /* Update sockets info according to the attached device */
 572                 int socket_id = rte_eth_dev_socket_id(pt_id);
 573                 if (socket_id >= 0 && new_socket_id(socket_id)) {
 574                         if (num_sockets >= RTE_MAX_NUMA_NODES) {
 575                                 rte_exit(EXIT_FAILURE,
 576                                          "Total sockets greater than %u\n",
 577                                          RTE_MAX_NUMA_NODES);
 578                         }
 579                         socket_ids[num_sockets++] = socket_id;
 580                 }
 581         }
 582
 583         nb_cfg_ports = nb_ports;
 584         nb_fwd_ports = nb_ports;
 585 }
 586
 587 void
 588 set_def_fwd_config(void)
 589 {
 590         set_default_fwd_lcores_config();
 591         set_def_peer_eth_addrs();
 592         set_default_fwd_ports_config();
 593 }
 594
 595 /* extremely pessimistic estimation of memory required to create a mempool */
 596 static int
 597 calc_mem_size(uint32_t nb_mbufs, uint32_t mbuf_sz, size_t pgsz, size_t *out)
 598 {
 599         unsigned int n_pages, mbuf_per_pg, leftover;
 600         uint64_t total_mem, mbuf_mem, obj_sz;
 601
 602         /* there is no good way to predict how much space the mempool will
 603          * occupy because it will allocate chunks on the fly, and some of those
 604          * will come from default DPDK memory while some will come from our
 605          * external memory, so just assume 128MB will be enough for everyone.
 606          */
 607         uint64_t hdr_mem = 128 << 20;
 608
 609         /* account for possible non-contiguousness */
 610         obj_sz = rte_mempool_calc_obj_size(mbuf_sz, 0, NULL);
 611         if (obj_sz > pgsz) {
 612                 TESTPMD_LOG(ERR, "Object size is bigger than page size\n");
 613                 return -1;
 614         }
 615
 616         mbuf_per_pg = pgsz / obj_sz;
 617         leftover = (nb_mbufs % mbuf_per_pg) > 0;
 618         n_pages = (nb_mbufs / mbuf_per_pg) + leftover;
 619
 620         mbuf_mem = n_pages * pgsz;
 621
 622         total_mem = RTE_ALIGN(hdr_mem + mbuf_mem, pgsz);
 623
 624         if (total_mem > SIZE_MAX) {
 625                 TESTPMD_LOG(ERR, "Memory size too big\n");
 626                 return -1;
 627         }
 628         *out = (size_t)total_mem;
 629
 630         return 0;
 631 }
 632
 633 static inline uint32_t
 634 bsf64(uint64_t v)
 635 {
 636         return (uint32_t)__builtin_ctzll(v);
 637 }
 638
 639 static inline uint32_t
 640 log2_u64(uint64_t v)
 641 {
 642         if (v == 0)
 643                 return 0;
 644         v = rte_align64pow2(v);
 645         return bsf64(v);
 646 }
 647
 648 static int
 649 pagesz_flags(uint64_t page_sz)
 650 {
 651         /* as per mmap() manpage, all page sizes are log2 of page size
 652          * shifted by MAP_HUGE_SHIFT
 653          */
 654         int log2 = log2_u64(page_sz);
 655
 656         return (log2 << HUGE_SHIFT);
 657 }
 658
 659 static void *
 660 alloc_mem(size_t memsz, size_t pgsz, bool huge)
 661 {
 662         void *addr;
 663         int flags;
 664
 665         /* allocate anonymous hugepages */
 666         flags = MAP_ANONYMOUS | MAP_PRIVATE;
 667         if (huge)
 668                 flags |= HUGE_FLAG | pagesz_flags(pgsz);
 669
 670         addr = mmap(NULL, memsz, PROT_READ | PROT_WRITE, flags, -1, 0);
 671         if (addr == MAP_FAILED)
 672                 return NULL;
 673
 674         return addr;
 675 }
 676
 677 struct extmem_param {
 678         void *addr;
 679         size_t len;
 680         size_t pgsz;
 681         rte_iova_t *iova_table;
 682         unsigned int iova_table_len;
 683 };
 684
 685 static int
 686 create_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, struct extmem_param *param,
 687                 bool huge)
 688 {
 689         uint64_t pgsizes[] = {RTE_PGSIZE_2M, RTE_PGSIZE_1G, /* x86_64, ARM */
 690                         RTE_PGSIZE_16M, RTE_PGSIZE_16G};    /* POWER */
 691         unsigned int cur_page, n_pages, pgsz_idx;
 692         size_t mem_sz, cur_pgsz;
 693         rte_iova_t *iovas = NULL;
 694         void *addr;
 695         int ret;
 696
 697         for (pgsz_idx = 0; pgsz_idx < RTE_DIM(pgsizes); pgsz_idx++) {
 698                 /* skip anything that is too big */
 699                 if (pgsizes[pgsz_idx] > SIZE_MAX)
 700                         continue;
 701
 702                 cur_pgsz = pgsizes[pgsz_idx];
 703
 704                 /* if we were told not to allocate hugepages, override */
 705                 if (!huge)
 706                         cur_pgsz = sysconf(_SC_PAGESIZE);
 707
 708                 ret = calc_mem_size(nb_mbufs, mbuf_sz, cur_pgsz, &mem_sz);
 709                 if (ret < 0) {
 710                         TESTPMD_LOG(ERR, "Cannot calculate memory size\n");
 711                         return -1;
 712                 }
 713
 714                 /* allocate our memory */
 715                 addr = alloc_mem(mem_sz, cur_pgsz, huge);
 716
 717                 /* if we couldn't allocate memory with a specified page size,
 718                  * that doesn't mean we can't do it with other page sizes, so
 719                  * try another one.
 720                  */
 721                 if (addr == NULL)
 722                         continue;
 723
 724                 /* store IOVA addresses for every page in this memory area */
 725                 n_pages = mem_sz / cur_pgsz;
 726
 727                 iovas = malloc(sizeof(*iovas) * n_pages);
 728
 729                 if (iovas == NULL) {
 730                         TESTPMD_LOG(ERR, "Cannot allocate memory for iova addresses\n");
 731                         goto fail;
 732                 }
 733                 /* lock memory if it's not huge pages */
 734                 if (!huge)
 735                         mlock(addr, mem_sz);
 736
 737                 /* populate IOVA addresses */
 738                 for (cur_page = 0; cur_page < n_pages; cur_page++) {
 739                         rte_iova_t iova;
 740                         size_t offset;
 741                         void *cur;
 742
 743                         offset = cur_pgsz * cur_page;
 744                         cur = RTE_PTR_ADD(addr, offset);
 745
 746                         /* touch the page before getting its IOVA */
 747                         *(volatile char *)cur = 0;
 748
 749                         iova = rte_mem_virt2iova(cur);
 750
 751                         iovas[cur_page] = iova;
 752                 }
 753
 754                 break;
 755         }
 756         /* if we couldn't allocate anything */
 757         if (iovas == NULL)
 758                 return -1;
 759
 760         param->addr = addr;
 761         param->len = mem_sz;
 762         param->pgsz = cur_pgsz;
 763         param->iova_table = iovas;
 764         param->iova_table_len = n_pages;
 765
 766         return 0;
 767 fail:
 768         if (iovas)
 769                 free(iovas);
 770         if (addr)
 771                 munmap(addr, mem_sz);
 772
 773         return -1;
 774 }
 775
 776 static int
 777 setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge)
 778 {
 779         struct extmem_param param;
 780         int socket_id, ret;
 781
 782         memset(&param, 0, sizeof(param));
 783
 784         /* check if our heap exists */
 785         socket_id = rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME);
 786         if (socket_id < 0) {
 787                 /* create our heap */
 788                 ret = rte_malloc_heap_create(EXTMEM_HEAP_NAME);
 789                 if (ret < 0) {
 790                         TESTPMD_LOG(ERR, "Cannot create heap\n");
 791                         return -1;
 792                 }
 793         }
 794
 795         ret = create_extmem(nb_mbufs, mbuf_sz, &param, huge);
 796         if (ret < 0) {
 797                 TESTPMD_LOG(ERR, "Cannot create memory area\n");
 798                 return -1;
 799         }
 800
 801         /* we now have a valid memory area, so add it to heap */
 802         ret = rte_malloc_heap_memory_add(EXTMEM_HEAP_NAME,
 803                         param.addr, param.len, param.iova_table,
 804                         param.iova_table_len, param.pgsz);
 805
 806         /* when using VFIO, memory is automatically mapped for DMA by EAL */
 807
 808         /* not needed any more */
 809         free(param.iova_table);
 810
 811         if (ret < 0) {
 812                 TESTPMD_LOG(ERR, "Cannot add memory to heap\n");
 813                 munmap(param.addr, param.len);
 814                 return -1;
 815         }
 816
 817         /* success */
 818
 819         TESTPMD_LOG(DEBUG, "Allocated %zuMB of external memory\n",
 820                         param.len >> 20);
 821
 822         return 0;
 823 }
 824
 825 /*
 826  * Configuration initialisation done once at init time.
 827  */
 828 static void
 829 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
 830                  unsigned int socket_id)
 831 {
 832         char pool_name[RTE_MEMPOOL_NAMESIZE];
 833         struct rte_mempool *rte_mp = NULL;
 834         uint32_t mb_size;
 835
 836         mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size;
 837         mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name));
 838
 839         TESTPMD_LOG(INFO,
 840                 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n",
 841                 pool_name, nb_mbuf, mbuf_seg_size, socket_id);
 842
 843         switch (mp_alloc_type) {
 844         case MP_ALLOC_NATIVE:
 845                 {
 846                         /* wrapper to rte_mempool_create() */
 847                         TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n",
 848                                         rte_mbuf_best_mempool_ops());
 849                         rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf,
 850                                 mb_mempool_cache, 0, mbuf_seg_size, socket_id);
 851                         break;
 852                 }
 853         case MP_ALLOC_ANON:
 854                 {
 855                         rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf,
 856                                 mb_size, (unsigned int) mb_mempool_cache,
 857                                 sizeof(struct rte_pktmbuf_pool_private),
 858                                 socket_id, 0);
 859                         if (rte_mp == NULL)
 860                                 goto err;
 861
 862                         if (rte_mempool_populate_anon(rte_mp) == 0) {
 863                                 rte_mempool_free(rte_mp);
 864                                 rte_mp = NULL;
 865                                 goto err;
 866                         }
 867                         rte_pktmbuf_pool_init(rte_mp, NULL);
 868                         rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL);
 869                         break;
 870                 }
 871         case MP_ALLOC_XMEM:
 872         case MP_ALLOC_XMEM_HUGE:
 873                 {
 874                         int heap_socket;
 875                         bool huge = mp_alloc_type == MP_ALLOC_XMEM_HUGE;
 876
 877                         if (setup_extmem(nb_mbuf, mbuf_seg_size, huge) < 0)
 878                                 rte_exit(EXIT_FAILURE, "Could not create external memory\n");
 879
 880                         heap_socket =
 881                                 rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME);
 882                         if (heap_socket < 0)
 883                                 rte_exit(EXIT_FAILURE, "Could not get external memory socket ID\n");
 884
 885                         TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n",
 886                                         rte_mbuf_best_mempool_ops());
 887                         rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf,
 888                                         mb_mempool_cache, 0, mbuf_seg_size,
 889                                         heap_socket);
 890                         break;
 891                 }
 892         default:
 893                 {
 894                         rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n");
 895                 }
 896         }
 897
 898 err:
 899         if (rte_mp == NULL) {
 900                 rte_exit(EXIT_FAILURE,
 901                         "Creation of mbuf pool for socket %u failed: %s\n",
 902                         socket_id, rte_strerror(rte_errno));
 903         } else if (verbose_level > 0) {
 904                 rte_mempool_dump(stdout, rte_mp);
 905         }
 906 }
 907
 908 /*
 909  * Check given socket id is valid or not with NUMA mode,
 910  * if valid, return 0, else return -1
 911  */
 912 static int
 913 check_socket_id(const unsigned int socket_id)
 914 {
 915         static int warning_once = 0;
 916
 917         if (new_socket_id(socket_id)) {
 918                 if (!warning_once && numa_support)
 919                         printf("Warning: NUMA should be configured manually by"
 920                                " using --port-numa-config and"
 921                                " --ring-numa-config parameters along with"
 922                                " --numa.\n");
 923                 warning_once = 1;
 924                 return -1;
 925         }
 926         return 0;
 927 }
 928
 929 /*
 930  * Get the allowed maximum number of RX queues.
 931  * *pid return the port id which has minimal value of
 932  * max_rx_queues in all ports.
 933  */
 934 queueid_t
 935 get_allowed_max_nb_rxq(portid_t *pid)
 936 {
 937         queueid_t allowed_max_rxq = MAX_QUEUE_ID;
 938         portid_t pi;
 939         struct rte_eth_dev_info dev_info;
 940
 941         RTE_ETH_FOREACH_DEV(pi) {
 942                 rte_eth_dev_info_get(pi, &dev_info);
 943                 if (dev_info.max_rx_queues < allowed_max_rxq) {
 944                         allowed_max_rxq = dev_info.max_rx_queues;
 945                         *pid = pi;
 946                 }
 947         }
 948         return allowed_max_rxq;
 949 }
 950
 951 /*
 952  * Check input rxq is valid or not.
 953  * If input rxq is not greater than any of maximum number
 954  * of RX queues of all ports, it is valid.
 955  * if valid, return 0, else return -1
 956  */
 957 int
 958 check_nb_rxq(queueid_t rxq)
 959 {
 960         queueid_t allowed_max_rxq;
 961         portid_t pid = 0;
 962
 963         allowed_max_rxq = get_allowed_max_nb_rxq(&pid);
 964         if (rxq > allowed_max_rxq) {
 965                 printf("Fail: input rxq (%u) can't be greater "
 966                        "than max_rx_queues (%u) of port %u\n",
 967                        rxq,
 968                        allowed_max_rxq,
 969                        pid);
 970                 return -1;
 971         }
 972         return 0;
 973 }
 974
 975 /*
 976  * Get the allowed maximum number of TX queues.
 977  * *pid return the port id which has minimal value of
 978  * max_tx_queues in all ports.
 979  */
 980 queueid_t
 981 get_allowed_max_nb_txq(portid_t *pid)
 982 {
 983         queueid_t allowed_max_txq = MAX_QUEUE_ID;
 984         portid_t pi;
 985         struct rte_eth_dev_info dev_info;
 986
 987         RTE_ETH_FOREACH_DEV(pi) {
 988                 rte_eth_dev_info_get(pi, &dev_info);
 989                 if (dev_info.max_tx_queues < allowed_max_txq) {
 990                         allowed_max_txq = dev_info.max_tx_queues;
 991                         *pid = pi;
 992                 }
 993         }
 994         return allowed_max_txq;
 995 }
 996
 997 /*
 998  * Check input txq is valid or not.
 999  * If input txq is not greater than any of maximum number
1000  * of TX queues of all ports, it is valid.
1001  * if valid, return 0, else return -1
1002  */
1003 int
1004 check_nb_txq(queueid_t txq)
1005 {
1006         queueid_t allowed_max_txq;
1007         portid_t pid = 0;
1008
1009         allowed_max_txq = get_allowed_max_nb_txq(&pid);
1010         if (txq > allowed_max_txq) {
1011                 printf("Fail: input txq (%u) can't be greater "
1012                        "than max_tx_queues (%u) of port %u\n",
1013                        txq,
1014                        allowed_max_txq,
1015                        pid);
1016                 return -1;
1017         }
1018         return 0;
1019 }
1020
1021 static void
1022 init_config(void)
1023 {
1024         portid_t pid;
1025         struct rte_port *port;
1026         struct rte_mempool *mbp;
1027         unsigned int nb_mbuf_per_pool;
1028         lcoreid_t  lc_id;
1029         uint8_t port_per_socket[RTE_MAX_NUMA_NODES];
1030         struct rte_gro_param gro_param;
1031         uint32_t gso_types;
1032         int k;
1033
1034         memset(port_per_socket,0,RTE_MAX_NUMA_NODES);
1035
1036         /* Configuration of logical cores. */
1037         fwd_lcores = rte_zmalloc("testpmd: fwd_lcores",
1038                                 sizeof(struct fwd_lcore *) * nb_lcores,
1039                                 RTE_CACHE_LINE_SIZE);
1040         if (fwd_lcores == NULL) {
1041                 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) "
1042                                                         "failed\n", nb_lcores);
1043         }
1044         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
1045                 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore",
1046                                                sizeof(struct fwd_lcore),
1047                                                RTE_CACHE_LINE_SIZE);
1048                 if (fwd_lcores[lc_id] == NULL) {
1049                         rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) "
1050                                                                 "failed\n");
1051                 }
1052                 fwd_lcores[lc_id]->cpuid_idx = lc_id;
1053         }
1054
1055         RTE_ETH_FOREACH_DEV(pid) {
1056                 port = &ports[pid];
1057                 /* Apply default TxRx configuration for all ports */
1058                 port->dev_conf.txmode = tx_mode;
1059                 port->dev_conf.rxmode = rx_mode;
1060                 rte_eth_dev_info_get(pid, &port->dev_info);
1061
1062                 if (!(port->dev_info.tx_offload_capa &
1063                       DEV_TX_OFFLOAD_MBUF_FAST_FREE))
1064                         port->dev_conf.txmode.offloads &=
1065                                 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE;
1066                 if (!(port->dev_info.tx_offload_capa &
1067                         DEV_TX_OFFLOAD_MATCH_METADATA))
1068                         port->dev_conf.txmode.offloads &=
1069                                 ~DEV_TX_OFFLOAD_MATCH_METADATA;
1070                 if (numa_support) {
1071                         if (port_numa[pid] != NUMA_NO_CONFIG)
1072                                 port_per_socket[port_numa[pid]]++;
1073                         else {
1074                                 uint32_t socket_id = rte_eth_dev_socket_id(pid);
1075
1076                                 /*
1077                                  * if socket_id is invalid,
1078                                  * set to the first available socket.
1079                                  */
1080                                 if (check_socket_id(socket_id) < 0)
1081                                         socket_id = socket_ids[0];
1082                                 port_per_socket[socket_id]++;
1083                         }
1084                 }
1085
1086                 /* Apply Rx offloads configuration */
1087                 for (k = 0; k < port->dev_info.max_rx_queues; k++)
1088                         port->rx_conf[k].offloads =
1089                                 port->dev_conf.rxmode.offloads;
1090                 /* Apply Tx offloads configuration */
1091                 for (k = 0; k < port->dev_info.max_tx_queues; k++)
1092                         port->tx_conf[k].offloads =
1093                                 port->dev_conf.txmode.offloads;
1094
1095                 /* set flag to initialize port/queue */
1096                 port->need_reconfig = 1;
1097                 port->need_reconfig_queues = 1;
1098                 port->tx_metadata = 0;
1099         }
1100
1101         /*
1102          * Create pools of mbuf.
1103          * If NUMA support is disabled, create a single pool of mbuf in
1104          * socket 0 memory by default.
1105          * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1.
1106          *
1107          * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and
1108          * nb_txd can be configured at run time.
1109          */
1110         if (param_total_num_mbufs)
1111                 nb_mbuf_per_pool = param_total_num_mbufs;
1112         else {
1113                 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX +
1114                         (nb_lcores * mb_mempool_cache) +
1115                         RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST;
1116                 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS;
1117         }
1118
1119         if (numa_support) {
1120                 uint8_t i;
1121
1122                 for (i = 0; i < num_sockets; i++)
1123                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool,
1124                                          socket_ids[i]);
1125         } else {
1126                 if (socket_num == UMA_NO_CONFIG)
1127                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0);
1128                 else
1129                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool,
1130                                                  socket_num);
1131         }
1132
1133         init_port_config();
1134
1135         gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO |
1136                 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_TX_OFFLOAD_UDP_TSO;
1137         /*
1138          * Records which Mbuf pool to use by each logical core, if needed.
1139          */
1140         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
1141                 mbp = mbuf_pool_find(
1142                         rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id]));
1143
1144                 if (mbp == NULL)
1145                         mbp = mbuf_pool_find(0);
1146                 fwd_lcores[lc_id]->mbp = mbp;
1147                 /* initialize GSO context */
1148                 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp;
1149                 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp;
1150                 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types;
1151                 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN -
1152                         ETHER_CRC_LEN;
1153                 fwd_lcores[lc_id]->gso_ctx.flag = 0;
1154         }
1155
1156         /* Configuration of packet forwarding streams. */
1157         if (init_fwd_streams() < 0)
1158                 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n");
1159
1160         fwd_config_setup();
1161
1162         /* create a gro context for each lcore */
1163         gro_param.gro_types = RTE_GRO_TCP_IPV4;
1164         gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES;
1165         gro_param.max_item_per_flow = MAX_PKT_BURST;
1166         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
1167                 gro_param.socket_id = rte_lcore_to_socket_id(
1168                                 fwd_lcores_cpuids[lc_id]);
1169                 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param);
1170                 if (fwd_lcores[lc_id]->gro_ctx == NULL) {
1171                         rte_exit(EXIT_FAILURE,
1172                                         "rte_gro_ctx_create() failed\n");
1173                 }
1174         }
1175
1176 #if defined RTE_LIBRTE_PMD_SOFTNIC
1177         if (strcmp(cur_fwd_eng->fwd_mode_name, "softnic") == 0) {
1178                 RTE_ETH_FOREACH_DEV(pid) {
1179                         port = &ports[pid];
1180                         const char *driver = port->dev_info.driver_name;
1181
1182                         if (strcmp(driver, "net_softnic") == 0)
1183                                 port->softport.fwd_lcore_arg = fwd_lcores;
1184                 }
1185         }
1186 #endif
1187
1188 }
1189
1190
1191 void
1192 reconfig(portid_t new_port_id, unsigned socket_id)
1193 {
1194         struct rte_port *port;
1195
1196         /* Reconfiguration of Ethernet ports. */
1197         port = &ports[new_port_id];
1198         rte_eth_dev_info_get(new_port_id, &port->dev_info);
1199
1200         /* set flag to initialize port/queue */
1201         port->need_reconfig = 1;
1202         port->need_reconfig_queues = 1;
1203         port->socket_id = socket_id;
1204
1205         init_port_config();
1206 }
1207
1208
1209 int
1210 init_fwd_streams(void)
1211 {
1212         portid_t pid;
1213         struct rte_port *port;
1214         streamid_t sm_id, nb_fwd_streams_new;
1215         queueid_t q;
1216
1217         /* set socket id according to numa or not */
1218         RTE_ETH_FOREACH_DEV(pid) {
1219                 port = &ports[pid];
1220                 if (nb_rxq > port->dev_info.max_rx_queues) {
1221                         printf("Fail: nb_rxq(%d) is greater than "
1222                                 "max_rx_queues(%d)\n", nb_rxq,
1223                                 port->dev_info.max_rx_queues);
1224                         return -1;
1225                 }
1226                 if (nb_txq > port->dev_info.max_tx_queues) {
1227                         printf("Fail: nb_txq(%d) is greater than "
1228                                 "max_tx_queues(%d)\n", nb_txq,
1229                                 port->dev_info.max_tx_queues);
1230                         return -1;
1231                 }
1232                 if (numa_support) {
1233                         if (port_numa[pid] != NUMA_NO_CONFIG)
1234                                 port->socket_id = port_numa[pid];
1235                         else {
1236                                 port->socket_id = rte_eth_dev_socket_id(pid);
1237
1238                                 /*
1239                                  * if socket_id is invalid,
1240                                  * set to the first available socket.
1241                                  */
1242                                 if (check_socket_id(port->socket_id) < 0)
1243                                         port->socket_id = socket_ids[0];
1244                         }
1245                 }
1246                 else {
1247                         if (socket_num == UMA_NO_CONFIG)
1248                                 port->socket_id = 0;
1249                         else
1250                                 port->socket_id = socket_num;
1251                 }
1252         }
1253
1254         q = RTE_MAX(nb_rxq, nb_txq);
1255         if (q == 0) {
1256                 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n");
1257                 return -1;
1258         }
1259         nb_fwd_streams_new = (streamid_t)(nb_ports * q);
1260         if (nb_fwd_streams_new == nb_fwd_streams)
1261                 return 0;
1262         /* clear the old */
1263         if (fwd_streams != NULL) {
1264                 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
1265                         if (fwd_streams[sm_id] == NULL)
1266                                 continue;
1267                         rte_free(fwd_streams[sm_id]);
1268                         fwd_streams[sm_id] = NULL;
1269                 }
1270                 rte_free(fwd_streams);
1271                 fwd_streams = NULL;
1272         }
1273
1274         /* init new */
1275         nb_fwd_streams = nb_fwd_streams_new;
1276         if (nb_fwd_streams) {
1277                 fwd_streams = rte_zmalloc("testpmd: fwd_streams",
1278                         sizeof(struct fwd_stream *) * nb_fwd_streams,
1279                         RTE_CACHE_LINE_SIZE);
1280                 if (fwd_streams == NULL)
1281                         rte_exit(EXIT_FAILURE, "rte_zmalloc(%d"
1282                                  " (struct fwd_stream *)) failed\n",
1283                                  nb_fwd_streams);
1284
1285                 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
1286                         fwd_streams[sm_id] = rte_zmalloc("testpmd:"
1287                                 " struct fwd_stream", sizeof(struct fwd_stream),
1288                                 RTE_CACHE_LINE_SIZE);
1289                         if (fwd_streams[sm_id] == NULL)
1290                                 rte_exit(EXIT_FAILURE, "rte_zmalloc"
1291                                          "(struct fwd_stream) failed\n");
1292                 }
1293         }
1294
1295         return 0;
1296 }
1297
1298 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1299 static void
1300 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
1301 {
1302         unsigned int total_burst;
1303         unsigned int nb_burst;
1304         unsigned int burst_stats[3];
1305         uint16_t pktnb_stats[3];
1306         uint16_t nb_pkt;
1307         int burst_percent[3];
1308
1309         /*
1310          * First compute the total number of packet bursts and the
1311          * two highest numbers of bursts of the same number of packets.
1312          */
1313         total_burst = 0;
1314         burst_stats[0] = burst_stats[1] = burst_stats[2] = 0;
1315         pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0;
1316         for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) {
1317                 nb_burst = pbs->pkt_burst_spread[nb_pkt];
1318                 if (nb_burst == 0)
1319                         continue;
1320                 total_burst += nb_burst;
1321                 if (nb_burst > burst_stats[0]) {
1322                         burst_stats[1] = burst_stats[0];
1323                         pktnb_stats[1] = pktnb_stats[0];
1324                         burst_stats[0] = nb_burst;
1325                         pktnb_stats[0] = nb_pkt;
1326                 } else if (nb_burst > burst_stats[1]) {
1327                         burst_stats[1] = nb_burst;
1328                         pktnb_stats[1] = nb_pkt;
1329                 }
1330         }
1331         if (total_burst == 0)
1332                 return;
1333         burst_percent[0] = (burst_stats[0] * 100) / total_burst;
1334         printf("  %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst,
1335                burst_percent[0], (int) pktnb_stats[0]);
1336         if (burst_stats[0] == total_burst) {
1337                 printf("]\n");
1338                 return;
1339         }
1340         if (burst_stats[0] + burst_stats[1] == total_burst) {
1341                 printf(" + %d%% of %d pkts]\n",
1342                        100 - burst_percent[0], pktnb_stats[1]);
1343                 return;
1344         }
1345         burst_percent[1] = (burst_stats[1] * 100) / total_burst;
1346         burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]);
1347         if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) {
1348                 printf(" + %d%% of others]\n", 100 - burst_percent[0]);
1349                 return;
1350         }
1351         printf(" + %d%% of %d pkts + %d%% of others]\n",
1352                burst_percent[1], (int) pktnb_stats[1], burst_percent[2]);
1353 }
1354 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */
1355
1356 static void
1357 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats)
1358 {
1359         struct rte_port *port;
1360         uint8_t i;
1361
1362         static const char *fwd_stats_border = "----------------------";
1363
1364         port = &ports[port_id];
1365         printf("\n  %s Forward statistics for port %-2d %s\n",
1366                fwd_stats_border, port_id, fwd_stats_border);
1367
1368         if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) {
1369                 printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
1370                        "%-"PRIu64"\n",
1371                        stats->ipackets, stats->imissed,
1372                        (uint64_t) (stats->ipackets + stats->imissed));
1373
1374                 if (cur_fwd_eng == &csum_fwd_engine)
1375                         printf("  Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64"Bad-outer-l4csum: %-14"PRIu64"\n",
1376                                port->rx_bad_ip_csum, port->rx_bad_l4_csum,
1377                                port->rx_bad_outer_l4_csum);
1378                 if ((stats->ierrors + stats->rx_nombuf) > 0) {
1379                         printf("  RX-error: %-"PRIu64"\n",  stats->ierrors);
1380                         printf("  RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf);
1381                 }
1382
1383                 printf("  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
1384                        "%-"PRIu64"\n",
1385                        stats->opackets, port->tx_dropped,
1386                        (uint64_t) (stats->opackets + port->tx_dropped));
1387         }
1388         else {
1389                 printf("  RX-packets:             %14"PRIu64"    RX-dropped:%14"PRIu64"    RX-total:"
1390                        "%14"PRIu64"\n",
1391                        stats->ipackets, stats->imissed,
1392                        (uint64_t) (stats->ipackets + stats->imissed));
1393
1394                 if (cur_fwd_eng == &csum_fwd_engine)
1395                         printf("  Bad-ipcsum:%14"PRIu64"    Bad-l4csum:%14"PRIu64"    Bad-outer-l4csum: %-14"PRIu64"\n",
1396                                port->rx_bad_ip_csum, port->rx_bad_l4_csum,
1397                                port->rx_bad_outer_l4_csum);
1398                 if ((stats->ierrors + stats->rx_nombuf) > 0) {
1399                         printf("  RX-error:%"PRIu64"\n", stats->ierrors);
1400                         printf("  RX-nombufs:             %14"PRIu64"\n",
1401                                stats->rx_nombuf);
1402                 }
1403
1404                 printf("  TX-packets:             %14"PRIu64"    TX-dropped:%14"PRIu64"    TX-total:"
1405                        "%14"PRIu64"\n",
1406                        stats->opackets, port->tx_dropped,
1407                        (uint64_t) (stats->opackets + port->tx_dropped));
1408         }
1409
1410 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1411         if (port->rx_stream)
1412                 pkt_burst_stats_display("RX",
1413                         &port->rx_stream->rx_burst_stats);
1414         if (port->tx_stream)
1415                 pkt_burst_stats_display("TX",
1416                         &port->tx_stream->tx_burst_stats);
1417 #endif
1418
1419         if (port->rx_queue_stats_mapping_enabled) {
1420                 printf("\n");
1421                 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
1422                         printf("  Stats reg %2d RX-packets:%14"PRIu64
1423                                "     RX-errors:%14"PRIu64
1424                                "    RX-bytes:%14"PRIu64"\n",
1425                                i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]);
1426                 }
1427                 printf("\n");
1428         }
1429         if (port->tx_queue_stats_mapping_enabled) {
1430                 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
1431                         printf("  Stats reg %2d TX-packets:%14"PRIu64
1432                                "                                 TX-bytes:%14"PRIu64"\n",
1433                                i, stats->q_opackets[i], stats->q_obytes[i]);
1434                 }
1435         }
1436
1437         printf("  %s--------------------------------%s\n",
1438                fwd_stats_border, fwd_stats_border);
1439 }
1440
1441 static void
1442 fwd_stream_stats_display(streamid_t stream_id)
1443 {
1444         struct fwd_stream *fs;
1445         static const char *fwd_top_stats_border = "-------";
1446
1447         fs = fwd_streams[stream_id];
1448         if ((fs->rx_packets == 0) && (fs->tx_packets == 0) &&
1449             (fs->fwd_dropped == 0))
1450                 return;
1451         printf("\n  %s Forward Stats for RX Port=%2d/Queue=%2d -> "
1452                "TX Port=%2d/Queue=%2d %s\n",
1453                fwd_top_stats_border, fs->rx_port, fs->rx_queue,
1454                fs->tx_port, fs->tx_queue, fwd_top_stats_border);
1455         printf("  RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u",
1456                fs->rx_packets, fs->tx_packets, fs->fwd_dropped);
1457
1458         /* if checksum mode */
1459         if (cur_fwd_eng == &csum_fwd_engine) {
1460                printf("  RX- bad IP checksum: %-14u  Rx- bad L4 checksum: "
1461                         "%-14u Rx- bad outer L4 checksum: %-14u\n",
1462                         fs->rx_bad_ip_csum, fs->rx_bad_l4_csum,
1463                         fs->rx_bad_outer_l4_csum);
1464         }
1465
1466 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1467         pkt_burst_stats_display("RX", &fs->rx_burst_stats);
1468         pkt_burst_stats_display("TX", &fs->tx_burst_stats);
1469 #endif
1470 }
1471
1472 static void
1473 flush_fwd_rx_queues(void)
1474 {
1475         struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
1476         portid_t  rxp;
1477         portid_t port_id;
1478         queueid_t rxq;
1479         uint16_t  nb_rx;
1480         uint16_t  i;
1481         uint8_t   j;
1482         uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
1483         uint64_t timer_period;
1484
1485         /* convert to number of cycles */
1486         timer_period = rte_get_timer_hz(); /* 1 second timeout */
1487
1488         for (j = 0; j < 2; j++) {
1489                 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) {
1490                         for (rxq = 0; rxq < nb_rxq; rxq++) {
1491                                 port_id = fwd_ports_ids[rxp];
1492                                 /**
1493                                 * testpmd can stuck in the below do while loop
1494                                 * if rte_eth_rx_burst() always returns nonzero
1495                                 * packets. So timer is added to exit this loop
1496                                 * after 1sec timer expiry.
1497                                 */
1498                                 prev_tsc = rte_rdtsc();
1499                                 do {
1500                                         nb_rx = rte_eth_rx_burst(port_id, rxq,
1501                                                 pkts_burst, MAX_PKT_BURST);
1502                                         for (i = 0; i < nb_rx; i++)
1503                                                 rte_pktmbuf_free(pkts_burst[i]);
1504
1505                                         cur_tsc = rte_rdtsc();
1506                                         diff_tsc = cur_tsc - prev_tsc;
1507                                         timer_tsc += diff_tsc;
1508                                 } while ((nb_rx > 0) &&
1509                                         (timer_tsc < timer_period));
1510                                 timer_tsc = 0;
1511                         }
1512                 }
1513                 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */
1514         }
1515 }
1516
1517 static void
1518 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
1519 {
1520         struct fwd_stream **fsm;
1521         streamid_t nb_fs;
1522         streamid_t sm_id;
1523 #ifdef RTE_LIBRTE_BITRATE
1524         uint64_t tics_per_1sec;
1525         uint64_t tics_datum;
1526         uint64_t tics_current;
1527         uint16_t i, cnt_ports;
1528
1529         cnt_ports = nb_ports;
1530         tics_datum = rte_rdtsc();
1531         tics_per_1sec = rte_get_timer_hz();
1532 #endif
1533         fsm = &fwd_streams[fc->stream_idx];
1534         nb_fs = fc->stream_nb;
1535         do {
1536                 for (sm_id = 0; sm_id < nb_fs; sm_id++)
1537                         (*pkt_fwd)(fsm[sm_id]);
1538 #ifdef RTE_LIBRTE_BITRATE
1539                 if (bitrate_enabled != 0 &&
1540                                 bitrate_lcore_id == rte_lcore_id()) {
1541                         tics_current = rte_rdtsc();
1542                         if (tics_current - tics_datum >= tics_per_1sec) {
1543                                 /* Periodic bitrate calculation */
1544                                 for (i = 0; i < cnt_ports; i++)
1545                                         rte_stats_bitrate_calc(bitrate_data,
1546                                                 ports_ids[i]);
1547                                 tics_datum = tics_current;
1548                         }
1549                 }
1550 #endif
1551 #ifdef RTE_LIBRTE_LATENCY_STATS
1552                 if (latencystats_enabled != 0 &&
1553                                 latencystats_lcore_id == rte_lcore_id())
1554                         rte_latencystats_update();
1555 #endif
1556
1557         } while (! fc->stopped);
1558 }
1559
1560 static int
1561 start_pkt_forward_on_core(void *fwd_arg)
1562 {
1563         run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg,
1564                              cur_fwd_config.fwd_eng->packet_fwd);
1565         return 0;
1566 }
1567
1568 /*
1569  * Run the TXONLY packet forwarding engine to send a single burst of packets.
1570  * Used to start communication flows in network loopback test configurations.
1571  */
1572 static int
1573 run_one_txonly_burst_on_core(void *fwd_arg)
1574 {
1575         struct fwd_lcore *fwd_lc;
1576         struct fwd_lcore tmp_lcore;
1577
1578         fwd_lc = (struct fwd_lcore *) fwd_arg;
1579         tmp_lcore = *fwd_lc;
1580         tmp_lcore.stopped = 1;
1581         run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd);
1582         return 0;
1583 }
1584
1585 /*
1586  * Launch packet forwarding:
1587  *     - Setup per-port forwarding context.
1588  *     - launch logical cores with their forwarding configuration.
1589  */
1590 static void
1591 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore)
1592 {
1593         port_fwd_begin_t port_fwd_begin;
1594         unsigned int i;
1595         unsigned int lc_id;
1596         int diag;
1597
1598         port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin;
1599         if (port_fwd_begin != NULL) {
1600                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1601                         (*port_fwd_begin)(fwd_ports_ids[i]);
1602         }
1603         for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) {
1604                 lc_id = fwd_lcores_cpuids[i];
1605                 if ((interactive == 0) || (lc_id != rte_lcore_id())) {
1606                         fwd_lcores[i]->stopped = 0;
1607                         diag = rte_eal_remote_launch(pkt_fwd_on_lcore,
1608                                                      fwd_lcores[i], lc_id);
1609                         if (diag != 0)
1610                                 printf("launch lcore %u failed - diag=%d\n",
1611                                        lc_id, diag);
1612                 }
1613         }
1614 }
1615
1616 /*
1617  * Update the forward ports list.
1618  */
1619 void
1620 update_fwd_ports(portid_t new_pid)
1621 {
1622         unsigned int i;
1623         unsigned int new_nb_fwd_ports = 0;
1624         int move = 0;
1625
1626         for (i = 0; i < nb_fwd_ports; ++i) {
1627                 if (port_id_is_invalid(fwd_ports_ids[i], DISABLED_WARN))
1628                         move = 1;
1629                 else if (move)
1630                         fwd_ports_ids[new_nb_fwd_ports++] = fwd_ports_ids[i];
1631                 else
1632                         new_nb_fwd_ports++;
1633         }
1634         if (new_pid < RTE_MAX_ETHPORTS)
1635                 fwd_ports_ids[new_nb_fwd_ports++] = new_pid;
1636
1637         nb_fwd_ports = new_nb_fwd_ports;
1638         nb_cfg_ports = new_nb_fwd_ports;
1639 }
1640
1641 /*
1642  * Launch packet forwarding configuration.
1643  */
1644 void
1645 start_packet_forwarding(int with_tx_first)
1646 {
1647         port_fwd_begin_t port_fwd_begin;
1648         port_fwd_end_t  port_fwd_end;
1649         struct rte_port *port;
1650         unsigned int i;
1651         portid_t   pt_id;
1652         streamid_t sm_id;
1653
1654         if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq)
1655                 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n");
1656
1657         if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq)
1658                 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n");
1659
1660         if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 &&
1661                 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) &&
1662                 (!nb_rxq || !nb_txq))
1663                 rte_exit(EXIT_FAILURE,
1664                         "Either rxq or txq are 0, cannot use %s fwd mode\n",
1665                         cur_fwd_eng->fwd_mode_name);
1666
1667         if (all_ports_started() == 0) {
1668                 printf("Not all ports were started\n");
1669                 return;
1670         }
1671         if (test_done == 0) {
1672                 printf("Packet forwarding already started\n");
1673                 return;
1674         }
1675
1676
1677         if(dcb_test) {
1678                 for (i = 0; i < nb_fwd_ports; i++) {
1679                         pt_id = fwd_ports_ids[i];
1680                         port = &ports[pt_id];
1681                         if (!port->dcb_flag) {
1682                                 printf("In DCB mode, all forwarding ports must "
1683                                        "be configured in this mode.\n");
1684                                 return;
1685                         }
1686                 }
1687                 if (nb_fwd_lcores == 1) {
1688                         printf("In DCB mode,the nb forwarding cores "
1689                                "should be larger than 1.\n");
1690                         return;
1691                 }
1692         }
1693         test_done = 0;
1694
1695         fwd_config_setup();
1696
1697         if(!no_flush_rx)
1698                 flush_fwd_rx_queues();
1699
1700         pkt_fwd_config_display(&cur_fwd_config);
1701         rxtx_config_display();
1702
1703         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1704                 pt_id = fwd_ports_ids[i];
1705                 port = &ports[pt_id];
1706                 rte_eth_stats_get(pt_id, &port->stats);
1707                 port->tx_dropped = 0;
1708
1709                 map_port_queue_stats_mapping_registers(pt_id, port);
1710         }
1711         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1712                 fwd_streams[sm_id]->rx_packets = 0;
1713                 fwd_streams[sm_id]->tx_packets = 0;
1714                 fwd_streams[sm_id]->fwd_dropped = 0;
1715                 fwd_streams[sm_id]->rx_bad_ip_csum = 0;
1716                 fwd_streams[sm_id]->rx_bad_l4_csum = 0;
1717                 fwd_streams[sm_id]->rx_bad_outer_l4_csum = 0;
1718
1719 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1720                 memset(&fwd_streams[sm_id]->rx_burst_stats, 0,
1721                        sizeof(fwd_streams[sm_id]->rx_burst_stats));
1722                 memset(&fwd_streams[sm_id]->tx_burst_stats, 0,
1723                        sizeof(fwd_streams[sm_id]->tx_burst_stats));
1724 #endif
1725 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1726                 fwd_streams[sm_id]->core_cycles = 0;
1727 #endif
1728         }
1729         if (with_tx_first) {
1730                 port_fwd_begin = tx_only_engine.port_fwd_begin;
1731                 if (port_fwd_begin != NULL) {
1732                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1733                                 (*port_fwd_begin)(fwd_ports_ids[i]);
1734                 }
1735                 while (with_tx_first--) {
1736                         launch_packet_forwarding(
1737                                         run_one_txonly_burst_on_core);
1738                         rte_eal_mp_wait_lcore();
1739                 }
1740                 port_fwd_end = tx_only_engine.port_fwd_end;
1741                 if (port_fwd_end != NULL) {
1742                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1743                                 (*port_fwd_end)(fwd_ports_ids[i]);
1744                 }
1745         }
1746         launch_packet_forwarding(start_pkt_forward_on_core);
1747 }
1748
1749 void
1750 stop_packet_forwarding(void)
1751 {
1752         struct rte_eth_stats stats;
1753         struct rte_port *port;
1754         port_fwd_end_t  port_fwd_end;
1755         int i;
1756         portid_t   pt_id;
1757         streamid_t sm_id;
1758         lcoreid_t  lc_id;
1759         uint64_t total_recv;
1760         uint64_t total_xmit;
1761         uint64_t total_rx_dropped;
1762         uint64_t total_tx_dropped;
1763         uint64_t total_rx_nombuf;
1764         uint64_t tx_dropped;
1765         uint64_t rx_bad_ip_csum;
1766         uint64_t rx_bad_l4_csum;
1767 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1768         uint64_t fwd_cycles;
1769 #endif
1770
1771         static const char *acc_stats_border = "+++++++++++++++";
1772
1773         if (test_done) {
1774                 printf("Packet forwarding not started\n");
1775                 return;
1776         }
1777         printf("Telling cores to stop...");
1778         for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
1779                 fwd_lcores[lc_id]->stopped = 1;
1780         printf("\nWaiting for lcores to finish...\n");
1781         rte_eal_mp_wait_lcore();
1782         port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
1783         if (port_fwd_end != NULL) {
1784                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1785                         pt_id = fwd_ports_ids[i];
1786                         (*port_fwd_end)(pt_id);
1787                 }
1788         }
1789 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1790         fwd_cycles = 0;
1791 #endif
1792         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1793                 if (cur_fwd_config.nb_fwd_streams >
1794                     cur_fwd_config.nb_fwd_ports) {
1795                         fwd_stream_stats_display(sm_id);
1796                         ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL;
1797                         ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL;
1798                 } else {
1799                         ports[fwd_streams[sm_id]->tx_port].tx_stream =
1800                                 fwd_streams[sm_id];
1801                         ports[fwd_streams[sm_id]->rx_port].rx_stream =
1802                                 fwd_streams[sm_id];
1803                 }
1804                 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped;
1805                 tx_dropped = (uint64_t) (tx_dropped +
1806                                          fwd_streams[sm_id]->fwd_dropped);
1807                 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped;
1808
1809                 rx_bad_ip_csum =
1810                         ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum;
1811                 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum +
1812                                          fwd_streams[sm_id]->rx_bad_ip_csum);
1813                 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum =
1814                                                         rx_bad_ip_csum;
1815
1816                 rx_bad_l4_csum =
1817                         ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum;
1818                 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum +
1819                                          fwd_streams[sm_id]->rx_bad_l4_csum);
1820                 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum =
1821                                                         rx_bad_l4_csum;
1822
1823                 ports[fwd_streams[sm_id]->rx_port].rx_bad_outer_l4_csum +=
1824                                 fwd_streams[sm_id]->rx_bad_outer_l4_csum;
1825
1826 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1827                 fwd_cycles = (uint64_t) (fwd_cycles +
1828                                          fwd_streams[sm_id]->core_cycles);
1829 #endif
1830         }
1831         total_recv = 0;
1832         total_xmit = 0;
1833         total_rx_dropped = 0;
1834         total_tx_dropped = 0;
1835         total_rx_nombuf  = 0;
1836         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1837                 pt_id = fwd_ports_ids[i];
1838
1839                 port = &ports[pt_id];
1840                 rte_eth_stats_get(pt_id, &stats);
1841                 stats.ipackets -= port->stats.ipackets;
1842                 port->stats.ipackets = 0;
1843                 stats.opackets -= port->stats.opackets;
1844                 port->stats.opackets = 0;
1845                 stats.ibytes   -= port->stats.ibytes;
1846                 port->stats.ibytes = 0;
1847                 stats.obytes   -= port->stats.obytes;
1848                 port->stats.obytes = 0;
1849                 stats.imissed  -= port->stats.imissed;
1850                 port->stats.imissed = 0;
1851                 stats.oerrors  -= port->stats.oerrors;
1852                 port->stats.oerrors = 0;
1853                 stats.rx_nombuf -= port->stats.rx_nombuf;
1854                 port->stats.rx_nombuf = 0;
1855
1856                 total_recv += stats.ipackets;
1857                 total_xmit += stats.opackets;
1858                 total_rx_dropped += stats.imissed;
1859                 total_tx_dropped += port->tx_dropped;
1860                 total_rx_nombuf  += stats.rx_nombuf;
1861
1862                 fwd_port_stats_display(pt_id, &stats);
1863         }
1864
1865         printf("\n  %s Accumulated forward statistics for all ports"
1866                "%s\n",
1867                acc_stats_border, acc_stats_border);
1868         printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
1869                "%-"PRIu64"\n"
1870                "  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
1871                "%-"PRIu64"\n",
1872                total_recv, total_rx_dropped, total_recv + total_rx_dropped,
1873                total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
1874         if (total_rx_nombuf > 0)
1875                 printf("  RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
1876         printf("  %s++++++++++++++++++++++++++++++++++++++++++++++"
1877                "%s\n",
1878                acc_stats_border, acc_stats_border);
1879 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1880         if (total_recv > 0)
1881                 printf("\n  CPU cycles/packet=%u (total cycles="
1882                        "%"PRIu64" / total RX packets=%"PRIu64")\n",
1883                        (unsigned int)(fwd_cycles / total_recv),
1884                        fwd_cycles, total_recv);
1885 #endif
1886         printf("\nDone.\n");
1887         test_done = 1;
1888 }
1889
1890 void
1891 dev_set_link_up(portid_t pid)
1892 {
1893         if (rte_eth_dev_set_link_up(pid) < 0)
1894                 printf("\nSet link up fail.\n");
1895 }
1896
1897 void
1898 dev_set_link_down(portid_t pid)
1899 {
1900         if (rte_eth_dev_set_link_down(pid) < 0)
1901                 printf("\nSet link down fail.\n");
1902 }
1903
1904 static int
1905 all_ports_started(void)
1906 {
1907         portid_t pi;
1908         struct rte_port *port;
1909
1910         RTE_ETH_FOREACH_DEV(pi) {
1911                 port = &ports[pi];
1912                 /* Check if there is a port which is not started */
1913                 if ((port->port_status != RTE_PORT_STARTED) &&
1914                         (port->slave_flag == 0))
1915                         return 0;
1916         }
1917
1918         /* No port is not started */
1919         return 1;
1920 }
1921
1922 int
1923 port_is_stopped(portid_t port_id)
1924 {
1925         struct rte_port *port = &ports[port_id];
1926
1927         if ((port->port_status != RTE_PORT_STOPPED) &&
1928             (port->slave_flag == 0))
1929                 return 0;
1930         return 1;
1931 }
1932
1933 int
1934 all_ports_stopped(void)
1935 {
1936         portid_t pi;
1937
1938         RTE_ETH_FOREACH_DEV(pi) {
1939                 if (!port_is_stopped(pi))
1940                         return 0;
1941         }
1942
1943         return 1;
1944 }
1945
1946 int
1947 port_is_started(portid_t port_id)
1948 {
1949         if (port_id_is_invalid(port_id, ENABLED_WARN))
1950                 return 0;
1951
1952         if (ports[port_id].port_status != RTE_PORT_STARTED)
1953                 return 0;
1954
1955         return 1;
1956 }
1957
1958 int
1959 start_port(portid_t pid)
1960 {
1961         int diag, need_check_link_status = -1;
1962         portid_t pi;
1963         queueid_t qi;
1964         struct rte_port *port;
1965         struct ether_addr mac_addr;
1966         enum rte_eth_event_type event_type;
1967
1968         if (port_id_is_invalid(pid, ENABLED_WARN))
1969                 return 0;
1970
1971         if(dcb_config)
1972                 dcb_test = 1;
1973         RTE_ETH_FOREACH_DEV(pi) {
1974                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1975                         continue;
1976
1977                 need_check_link_status = 0;
1978                 port = &ports[pi];
1979                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED,
1980                                                  RTE_PORT_HANDLING) == 0) {
1981                         printf("Port %d is now not stopped\n", pi);
1982                         continue;
1983                 }
1984
1985                 if (port->need_reconfig > 0) {
1986                         port->need_reconfig = 0;
1987
1988                         if (flow_isolate_all) {
1989                                 int ret = port_flow_isolate(pi, 1);
1990                                 if (ret) {
1991                                         printf("Failed to apply isolated"
1992                                                " mode on port %d\n", pi);
1993                                         return -1;
1994                                 }
1995                         }
1996                         configure_rxtx_dump_callbacks(0);
1997                         printf("Configuring Port %d (socket %u)\n", pi,
1998                                         port->socket_id);
1999                         /* configure port */
2000                         diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq,
2001                                                 &(port->dev_conf));
2002                         if (diag != 0) {
2003                                 if (rte_atomic16_cmpset(&(port->port_status),
2004                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
2005                                         printf("Port %d can not be set back "
2006                                                         "to stopped\n", pi);
2007                                 printf("Fail to configure port %d\n", pi);
2008                                 /* try to reconfigure port next time */
2009                                 port->need_reconfig = 1;
2010                                 return -1;
2011                         }
2012                 }
2013                 if (port->need_reconfig_queues > 0) {
2014                         port->need_reconfig_queues = 0;
2015                         /* setup tx queues */
2016                         for (qi = 0; qi < nb_txq; qi++) {
2017                                 if ((numa_support) &&
2018                                         (txring_numa[pi] != NUMA_NO_CONFIG))
2019                                         diag = rte_eth_tx_queue_setup(pi, qi,
2020                                                 port->nb_tx_desc[qi],
2021                                                 txring_numa[pi],
2022                                                 &(port->tx_conf[qi]));
2023                                 else
2024                                         diag = rte_eth_tx_queue_setup(pi, qi,
2025                                                 port->nb_tx_desc[qi],
2026                                                 port->socket_id,
2027                                                 &(port->tx_conf[qi]));
2028
2029                                 if (diag == 0)
2030                                         continue;
2031
2032                                 /* Fail to setup tx queue, return */
2033                                 if (rte_atomic16_cmpset(&(port->port_status),
2034                                                         RTE_PORT_HANDLING,
2035                                                         RTE_PORT_STOPPED) == 0)
2036                                         printf("Port %d can not be set back "
2037                                                         "to stopped\n", pi);
2038                                 printf("Fail to configure port %d tx queues\n",
2039                                        pi);
2040                                 /* try to reconfigure queues next time */
2041                                 port->need_reconfig_queues = 1;
2042                                 return -1;
2043                         }
2044                         for (qi = 0; qi < nb_rxq; qi++) {
2045                                 /* setup rx queues */
2046                                 if ((numa_support) &&
2047                                         (rxring_numa[pi] != NUMA_NO_CONFIG)) {
2048                                         struct rte_mempool * mp =
2049                                                 mbuf_pool_find(rxring_numa[pi]);
2050                                         if (mp == NULL) {
2051                                                 printf("Failed to setup RX queue:"
2052                                                         "No mempool allocation"
2053                                                         " on the socket %d\n",
2054                                                         rxring_numa[pi]);
2055                                                 return -1;
2056                                         }
2057
2058                                         diag = rte_eth_rx_queue_setup(pi, qi,
2059                                              port->nb_rx_desc[qi],
2060                                              rxring_numa[pi],
2061                                              &(port->rx_conf[qi]),
2062                                              mp);
2063                                 } else {
2064                                         struct rte_mempool *mp =
2065                                                 mbuf_pool_find(port->socket_id);
2066                                         if (mp == NULL) {
2067                                                 printf("Failed to setup RX queue:"
2068                                                         "No mempool allocation"
2069                                                         " on the socket %d\n",
2070                                                         port->socket_id);
2071                                                 return -1;
2072                                         }
2073                                         diag = rte_eth_rx_queue_setup(pi, qi,
2074                                              port->nb_rx_desc[qi],
2075                                              port->socket_id,
2076                                              &(port->rx_conf[qi]),
2077                                              mp);
2078                                 }
2079                                 if (diag == 0)
2080                                         continue;
2081
2082                                 /* Fail to setup rx queue, return */
2083                                 if (rte_atomic16_cmpset(&(port->port_status),
2084                                                         RTE_PORT_HANDLING,
2085                                                         RTE_PORT_STOPPED) == 0)
2086                                         printf("Port %d can not be set back "
2087                                                         "to stopped\n", pi);
2088                                 printf("Fail to configure port %d rx queues\n",
2089                                        pi);
2090                                 /* try to reconfigure queues next time */
2091                                 port->need_reconfig_queues = 1;
2092                                 return -1;
2093                         }
2094                 }
2095                 configure_rxtx_dump_callbacks(verbose_level);
2096                 /* start port */
2097                 if (rte_eth_dev_start(pi) < 0) {
2098                         printf("Fail to start port %d\n", pi);
2099
2100                         /* Fail to setup rx queue, return */
2101                         if (rte_atomic16_cmpset(&(port->port_status),
2102                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
2103                                 printf("Port %d can not be set back to "
2104                                                         "stopped\n", pi);
2105                         continue;
2106                 }
2107
2108                 if (rte_atomic16_cmpset(&(port->port_status),
2109                         RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0)
2110                         printf("Port %d can not be set into started\n", pi);
2111
2112                 rte_eth_macaddr_get(pi, &mac_addr);
2113                 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi,
2114                                 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1],
2115                                 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3],
2116                                 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]);
2117
2118                 /* at least one port started, need checking link status */
2119                 need_check_link_status = 1;
2120         }
2121
2122         for (event_type = RTE_ETH_EVENT_UNKNOWN;
2123              event_type < RTE_ETH_EVENT_MAX;
2124              event_type++) {
2125                 diag = rte_eth_dev_callback_register(RTE_ETH_ALL,
2126                                                 event_type,
2127                                                 eth_event_callback,
2128                                                 NULL);
2129                 if (diag) {
2130                         printf("Failed to setup even callback for event %d\n",
2131                                 event_type);
2132                         return -1;
2133                 }
2134         }
2135
2136         if (need_check_link_status == 1 && !no_link_check)
2137                 check_all_ports_link_status(RTE_PORT_ALL);
2138         else if (need_check_link_status == 0)
2139                 printf("Please stop the ports first\n");
2140
2141         printf("Done\n");
2142         return 0;
2143 }
2144
2145 void
2146 stop_port(portid_t pid)
2147 {
2148         portid_t pi;
2149         struct rte_port *port;
2150         int need_check_link_status = 0;
2151
2152         if (dcb_test) {
2153                 dcb_test = 0;
2154                 dcb_config = 0;
2155         }
2156
2157         if (port_id_is_invalid(pid, ENABLED_WARN))
2158                 return;
2159
2160         printf("Stopping ports...\n");
2161
2162         RTE_ETH_FOREACH_DEV(pi) {
2163                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
2164                         continue;
2165
2166                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
2167                         printf("Please remove port %d from forwarding configuration.\n", pi);
2168                         continue;
2169                 }
2170
2171                 if (port_is_bonding_slave(pi)) {
2172                         printf("Please remove port %d from bonded device.\n", pi);
2173                         continue;
2174                 }
2175
2176                 port = &ports[pi];
2177                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED,
2178                                                 RTE_PORT_HANDLING) == 0)
2179                         continue;
2180
2181                 rte_eth_dev_stop(pi);
2182
2183                 if (rte_atomic16_cmpset(&(port->port_status),
2184                         RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
2185                         printf("Port %d can not be set into stopped\n", pi);
2186                 need_check_link_status = 1;
2187         }
2188         if (need_check_link_status && !no_link_check)
2189                 check_all_ports_link_status(RTE_PORT_ALL);
2190
2191         printf("Done\n");
2192 }
2193
2194 static void
2195 remove_unused_fwd_ports(void)
2196 {
2197         int i;
2198         int last_port_idx = nb_ports - 1;
2199
2200         for (i = 0; i <= last_port_idx; i++) { /* iterate in ports_ids */
2201                 if (rte_eth_devices[ports_ids[i]].state != RTE_ETH_DEV_UNUSED)
2202                         continue;
2203                 /* skip unused ports at the end */
2204                 while (i <= last_port_idx &&
2205                                 rte_eth_devices[ports_ids[last_port_idx]].state
2206                                 == RTE_ETH_DEV_UNUSED)
2207                         last_port_idx--;
2208                 if (last_port_idx < i)
2209                         break;
2210                 /* overwrite unused port with last valid port */
2211                 ports_ids[i] = ports_ids[last_port_idx];
2212                 /* decrease ports count */
2213                 last_port_idx--;
2214         }
2215         nb_ports = rte_eth_dev_count_avail();
2216         update_fwd_ports(RTE_MAX_ETHPORTS);
2217 }
2218
2219 void
2220 close_port(portid_t pid)
2221 {
2222         portid_t pi;
2223         struct rte_port *port;
2224
2225         if (port_id_is_invalid(pid, ENABLED_WARN))
2226                 return;
2227
2228         printf("Closing ports...\n");
2229
2230         RTE_ETH_FOREACH_DEV(pi) {
2231                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
2232                         continue;
2233
2234                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
2235                         printf("Please remove port %d from forwarding configuration.\n", pi);
2236                         continue;
2237                 }
2238
2239                 if (port_is_bonding_slave(pi)) {
2240                         printf("Please remove port %d from bonded device.\n", pi);
2241                         continue;
2242                 }
2243
2244                 port = &ports[pi];
2245                 if (rte_atomic16_cmpset(&(port->port_status),
2246                         RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) {
2247                         printf("Port %d is already closed\n", pi);
2248                         continue;
2249                 }
2250
2251                 if (rte_atomic16_cmpset(&(port->port_status),
2252                         RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) {
2253                         printf("Port %d is now not stopped\n", pi);
2254                         continue;
2255                 }
2256
2257                 if (port->flow_list)
2258                         port_flow_flush(pi);
2259                 rte_eth_dev_close(pi);
2260
2261                 remove_unused_fwd_ports();
2262
2263                 if (rte_atomic16_cmpset(&(port->port_status),
2264                         RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0)
2265                         printf("Port %d cannot be set to closed\n", pi);
2266         }
2267
2268         printf("Done\n");
2269 }
2270
2271 void
2272 reset_port(portid_t pid)
2273 {
2274         int diag;
2275         portid_t pi;
2276         struct rte_port *port;
2277
2278         if (port_id_is_invalid(pid, ENABLED_WARN))
2279                 return;
2280
2281         printf("Resetting ports...\n");
2282
2283         RTE_ETH_FOREACH_DEV(pi) {
2284                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
2285                         continue;
2286
2287                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
2288                         printf("Please remove port %d from forwarding "
2289                                "configuration.\n", pi);
2290                         continue;
2291                 }
2292
2293                 if (port_is_bonding_slave(pi)) {
2294                         printf("Please remove port %d from bonded device.\n",
2295                                pi);
2296                         continue;
2297                 }
2298
2299                 diag = rte_eth_dev_reset(pi);
2300                 if (diag == 0) {
2301                         port = &ports[pi];
2302                         port->need_reconfig = 1;
2303                         port->need_reconfig_queues = 1;
2304                 } else {
2305                         printf("Failed to reset port %d. diag=%d\n", pi, diag);
2306                 }
2307         }
2308
2309         printf("Done\n");
2310 }
2311
2312 void
2313 attach_port(char *identifier)
2314 {
2315         portid_t pi = 0;
2316         unsigned int socket_id;
2317
2318         printf("Attaching a new port...\n");
2319
2320         if (identifier == NULL) {
2321                 printf("Invalid parameters are specified\n");
2322                 return;
2323         }
2324
2325         if (rte_eth_dev_attach(identifier, &pi))
2326                 return;
2327
2328         socket_id = (unsigned)rte_eth_dev_socket_id(pi);
2329         /* if socket_id is invalid, set to the first available socket. */
2330         if (check_socket_id(socket_id) < 0)
2331                 socket_id = socket_ids[0];
2332         reconfig(pi, socket_id);
2333         rte_eth_promiscuous_enable(pi);
2334
2335         ports_ids[nb_ports] = pi;
2336         nb_ports = rte_eth_dev_count_avail();
2337
2338         ports[pi].port_status = RTE_PORT_STOPPED;
2339
2340         update_fwd_ports(pi);
2341
2342         printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports);
2343         printf("Done\n");
2344 }
2345
2346 void
2347 detach_port(portid_t port_id)
2348 {
2349         char name[RTE_ETH_NAME_MAX_LEN];
2350
2351         printf("Detaching a port...\n");
2352
2353         if (ports[port_id].port_status != RTE_PORT_CLOSED) {
2354                 if (ports[port_id].port_status != RTE_PORT_STOPPED) {
2355                         printf("Port not stopped\n");
2356                         return;
2357                 }
2358                 printf("Port was not closed\n");
2359                 if (ports[port_id].flow_list)
2360                         port_flow_flush(port_id);
2361         }
2362
2363         if (rte_eth_dev_detach(port_id, name)) {
2364                 TESTPMD_LOG(ERR, "Failed to detach port %u\n", port_id);
2365                 return;
2366         }
2367
2368         remove_unused_fwd_ports();
2369
2370         printf("Port %u is detached. Now total ports is %d\n",
2371                         port_id, nb_ports);
2372         printf("Done\n");
2373         return;
2374 }
2375
2376 void
2377 pmd_test_exit(void)
2378 {
2379         struct rte_device *device;
2380         portid_t pt_id;
2381         int ret;
2382
2383         if (test_done == 0)
2384                 stop_packet_forwarding();
2385
2386         if (ports != NULL) {
2387                 no_link_check = 1;
2388                 RTE_ETH_FOREACH_DEV(pt_id) {
2389                         printf("\nShutting down port %d...\n", pt_id);
2390                         fflush(stdout);
2391                         stop_port(pt_id);
2392                         close_port(pt_id);
2393
2394                         /*
2395                          * This is a workaround to fix a virtio-user issue that
2396                          * requires to call clean-up routine to remove existing
2397                          * socket.
2398                          * This workaround valid only for testpmd, needs a fix
2399                          * valid for all applications.
2400                          * TODO: Implement proper resource cleanup
2401                          */
2402                         device = rte_eth_devices[pt_id].device;
2403                         if (device && !strcmp(device->driver->name, "net_virtio_user"))
2404                                 detach_port(pt_id);
2405                 }
2406         }
2407
2408         if (hot_plug) {
2409                 ret = rte_dev_event_monitor_stop();
2410                 if (ret) {
2411                         RTE_LOG(ERR, EAL,
2412                                 "fail to stop device event monitor.");
2413                         return;
2414                 }
2415
2416                 ret = rte_dev_event_callback_unregister(NULL,
2417                         eth_dev_event_callback, NULL);
2418                 if (ret < 0) {
2419                         RTE_LOG(ERR, EAL,
2420                                 "fail to unregister device event callback.\n");
2421                         return;
2422                 }
2423
2424                 ret = rte_dev_hotplug_handle_disable();
2425                 if (ret) {
2426                         RTE_LOG(ERR, EAL,
2427                                 "fail to disable hotplug handling.\n");
2428                         return;
2429                 }
2430         }
2431
2432         printf("\nBye...\n");
2433 }
2434
2435 typedef void (*cmd_func_t)(void);
2436 struct pmd_test_command {
2437         const char *cmd_name;
2438         cmd_func_t cmd_func;
2439 };
2440
2441 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0]))
2442
2443 /* Check the link status of all ports in up to 9s, and print them finally */
2444 static void
2445 check_all_ports_link_status(uint32_t port_mask)
2446 {
2447 #define CHECK_INTERVAL 100 /* 100ms */
2448 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
2449         portid_t portid;
2450         uint8_t count, all_ports_up, print_flag = 0;
2451         struct rte_eth_link link;
2452
2453         printf("Checking link statuses...\n");
2454         fflush(stdout);
2455         for (count = 0; count <= MAX_CHECK_TIME; count++) {
2456                 all_ports_up = 1;
2457                 RTE_ETH_FOREACH_DEV(portid) {
2458                         if ((port_mask & (1 << portid)) == 0)
2459                                 continue;
2460                         memset(&link, 0, sizeof(link));
2461                         rte_eth_link_get_nowait(portid, &link);
2462                         /* print link status if flag set */
2463                         if (print_flag == 1) {
2464                                 if (link.link_status)
2465                                         printf(
2466                                         "Port%d Link Up. speed %u Mbps- %s\n",
2467                                         portid, link.link_speed,
2468                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
2469                                         ("full-duplex") : ("half-duplex\n"));
2470                                 else
2471                                         printf("Port %d Link Down\n", portid);
2472                                 continue;
2473                         }
2474                         /* clear all_ports_up flag if any link down */
2475                         if (link.link_status == ETH_LINK_DOWN) {
2476                                 all_ports_up = 0;
2477                                 break;
2478                         }
2479                 }
2480                 /* after finally printing all link status, get out */
2481                 if (print_flag == 1)
2482                         break;
2483
2484                 if (all_ports_up == 0) {
2485                         fflush(stdout);
2486                         rte_delay_ms(CHECK_INTERVAL);
2487                 }
2488
2489                 /* set the print_flag if all ports up or timeout */
2490                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
2491                         print_flag = 1;
2492                 }
2493
2494                 if (lsc_interrupt)
2495                         break;
2496         }
2497 }
2498
2499 static void
2500 rmv_event_callback(void *arg)
2501 {
2502         int need_to_start = 0;
2503         int org_no_link_check = no_link_check;
2504         portid_t port_id = (intptr_t)arg;
2505
2506         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2507
2508         if (!test_done && port_is_forwarding(port_id)) {
2509                 need_to_start = 1;
2510                 stop_packet_forwarding();
2511         }
2512         no_link_check = 1;
2513         stop_port(port_id);
2514         no_link_check = org_no_link_check;
2515         close_port(port_id);
2516         detach_port(port_id);
2517         if (need_to_start)
2518                 start_packet_forwarding(0);
2519 }
2520
2521 /* This function is used by the interrupt thread */
2522 static int
2523 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param,
2524                   void *ret_param)
2525 {
2526         static const char * const event_desc[] = {
2527                 [RTE_ETH_EVENT_UNKNOWN] = "Unknown",
2528                 [RTE_ETH_EVENT_INTR_LSC] = "LSC",
2529                 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state",
2530                 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset",
2531                 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox",
2532                 [RTE_ETH_EVENT_IPSEC] = "IPsec",
2533                 [RTE_ETH_EVENT_MACSEC] = "MACsec",
2534                 [RTE_ETH_EVENT_INTR_RMV] = "device removal",
2535                 [RTE_ETH_EVENT_NEW] = "device probed",
2536                 [RTE_ETH_EVENT_DESTROY] = "device released",
2537                 [RTE_ETH_EVENT_MAX] = NULL,
2538         };
2539
2540         RTE_SET_USED(param);
2541         RTE_SET_USED(ret_param);
2542
2543         if (type >= RTE_ETH_EVENT_MAX) {
2544                 fprintf(stderr, "\nPort %" PRIu16 ": %s called upon invalid event %d\n",
2545                         port_id, __func__, type);
2546                 fflush(stderr);
2547         } else if (event_print_mask & (UINT32_C(1) << type)) {
2548                 printf("\nPort %" PRIu16 ": %s event\n", port_id,
2549                         event_desc[type]);
2550                 fflush(stdout);
2551         }
2552
2553         if (port_id_is_invalid(port_id, DISABLED_WARN))
2554                 return 0;
2555
2556         switch (type) {
2557         case RTE_ETH_EVENT_INTR_RMV:
2558                 if (rte_eal_alarm_set(100000,
2559                                 rmv_event_callback, (void *)(intptr_t)port_id))
2560                         fprintf(stderr, "Could not set up deferred device removal\n");
2561                 break;
2562         default:
2563                 break;
2564         }
2565         return 0;
2566 }
2567
2568 /* This function is used by the interrupt thread */
2569 static void
2570 eth_dev_event_callback(const char *device_name, enum rte_dev_event_type type,
2571                              __rte_unused void *arg)
2572 {
2573         uint16_t port_id;
2574         int ret;
2575
2576         if (type >= RTE_DEV_EVENT_MAX) {
2577                 fprintf(stderr, "%s called upon invalid event %d\n",
2578                         __func__, type);
2579                 fflush(stderr);
2580         }
2581
2582         switch (type) {
2583         case RTE_DEV_EVENT_REMOVE:
2584                 RTE_LOG(ERR, EAL, "The device: %s has been removed!\n",
2585                         device_name);
2586                 ret = rte_eth_dev_get_port_by_name(device_name, &port_id);
2587                 if (ret) {
2588                         RTE_LOG(ERR, EAL, "can not get port by device %s!\n",
2589                                 device_name);
2590                         return;
2591                 }
2592                 rmv_event_callback((void *)(intptr_t)port_id);
2593                 break;
2594         case RTE_DEV_EVENT_ADD:
2595                 RTE_LOG(ERR, EAL, "The device: %s has been added!\n",
2596                         device_name);
2597                 /* TODO: After finish kernel driver binding,
2598                  * begin to attach port.
2599                  */
2600                 break;
2601         default:
2602                 break;
2603         }
2604 }
2605
2606 static int
2607 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port)
2608 {
2609         uint16_t i;
2610         int diag;
2611         uint8_t mapping_found = 0;
2612
2613         for (i = 0; i < nb_tx_queue_stats_mappings; i++) {
2614                 if ((tx_queue_stats_mappings[i].port_id == port_id) &&
2615                                 (tx_queue_stats_mappings[i].queue_id < nb_txq )) {
2616                         diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id,
2617                                         tx_queue_stats_mappings[i].queue_id,
2618                                         tx_queue_stats_mappings[i].stats_counter_id);
2619                         if (diag != 0)
2620                                 return diag;
2621                         mapping_found = 1;
2622                 }
2623         }
2624         if (mapping_found)
2625                 port->tx_queue_stats_mapping_enabled = 1;
2626         return 0;
2627 }
2628
2629 static int
2630 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port)
2631 {
2632         uint16_t i;
2633         int diag;
2634         uint8_t mapping_found = 0;
2635
2636         for (i = 0; i < nb_rx_queue_stats_mappings; i++) {
2637                 if ((rx_queue_stats_mappings[i].port_id == port_id) &&
2638                                 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) {
2639                         diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id,
2640                                         rx_queue_stats_mappings[i].queue_id,
2641                                         rx_queue_stats_mappings[i].stats_counter_id);
2642                         if (diag != 0)
2643                                 return diag;
2644                         mapping_found = 1;
2645                 }
2646         }
2647         if (mapping_found)
2648                 port->rx_queue_stats_mapping_enabled = 1;
2649         return 0;
2650 }
2651
2652 static void
2653 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port)
2654 {
2655         int diag = 0;
2656
2657         diag = set_tx_queue_stats_mapping_registers(pi, port);
2658         if (diag != 0) {
2659                 if (diag == -ENOTSUP) {
2660                         port->tx_queue_stats_mapping_enabled = 0;
2661                         printf("TX queue stats mapping not supported port id=%d\n", pi);
2662                 }
2663                 else
2664                         rte_exit(EXIT_FAILURE,
2665                                         "set_tx_queue_stats_mapping_registers "
2666                                         "failed for port id=%d diag=%d\n",
2667                                         pi, diag);
2668         }
2669
2670         diag = set_rx_queue_stats_mapping_registers(pi, port);
2671         if (diag != 0) {
2672                 if (diag == -ENOTSUP) {
2673                         port->rx_queue_stats_mapping_enabled = 0;
2674                         printf("RX queue stats mapping not supported port id=%d\n", pi);
2675                 }
2676                 else
2677                         rte_exit(EXIT_FAILURE,
2678                                         "set_rx_queue_stats_mapping_registers "
2679                                         "failed for port id=%d diag=%d\n",
2680                                         pi, diag);
2681         }
2682 }
2683
2684 static void
2685 rxtx_port_config(struct rte_port *port)
2686 {
2687         uint16_t qid;
2688
2689         for (qid = 0; qid < nb_rxq; qid++) {
2690                 port->rx_conf[qid] = port->dev_info.default_rxconf;
2691
2692                 /* Check if any Rx parameters have been passed */
2693                 if (rx_pthresh != RTE_PMD_PARAM_UNSET)
2694                         port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh;
2695
2696                 if (rx_hthresh != RTE_PMD_PARAM_UNSET)
2697                         port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh;
2698
2699                 if (rx_wthresh != RTE_PMD_PARAM_UNSET)
2700                         port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh;
2701
2702                 if (rx_free_thresh != RTE_PMD_PARAM_UNSET)
2703                         port->rx_conf[qid].rx_free_thresh = rx_free_thresh;
2704
2705                 if (rx_drop_en != RTE_PMD_PARAM_UNSET)
2706                         port->rx_conf[qid].rx_drop_en = rx_drop_en;
2707
2708                 port->nb_rx_desc[qid] = nb_rxd;
2709         }
2710
2711         for (qid = 0; qid < nb_txq; qid++) {
2712                 port->tx_conf[qid] = port->dev_info.default_txconf;
2713
2714                 /* Check if any Tx parameters have been passed */
2715                 if (tx_pthresh != RTE_PMD_PARAM_UNSET)
2716                         port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh;
2717
2718                 if (tx_hthresh != RTE_PMD_PARAM_UNSET)
2719                         port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh;
2720
2721                 if (tx_wthresh != RTE_PMD_PARAM_UNSET)
2722                         port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh;
2723
2724                 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET)
2725                         port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh;
2726
2727                 if (tx_free_thresh != RTE_PMD_PARAM_UNSET)
2728                         port->tx_conf[qid].tx_free_thresh = tx_free_thresh;
2729
2730                 port->nb_tx_desc[qid] = nb_txd;
2731         }
2732 }
2733
2734 void
2735 init_port_config(void)
2736 {
2737         portid_t pid;
2738         struct rte_port *port;
2739
2740         RTE_ETH_FOREACH_DEV(pid) {
2741                 port = &ports[pid];
2742                 port->dev_conf.fdir_conf = fdir_conf;
2743                 rte_eth_dev_info_get(pid, &port->dev_info);
2744                 if (nb_rxq > 1) {
2745                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
2746                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf =
2747                                 rss_hf & port->dev_info.flow_type_rss_offloads;
2748                 } else {
2749                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
2750                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0;
2751                 }
2752
2753                 if (port->dcb_flag == 0) {
2754                         if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
2755                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
2756                         else
2757                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE;
2758                 }
2759
2760                 rxtx_port_config(port);
2761
2762                 rte_eth_macaddr_get(pid, &port->eth_addr);
2763
2764                 map_port_queue_stats_mapping_registers(pid, port);
2765 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS
2766                 rte_pmd_ixgbe_bypass_init(pid);
2767 #endif
2768
2769                 if (lsc_interrupt &&
2770                     (rte_eth_devices[pid].data->dev_flags &
2771                      RTE_ETH_DEV_INTR_LSC))
2772                         port->dev_conf.intr_conf.lsc = 1;
2773                 if (rmv_interrupt &&
2774                     (rte_eth_devices[pid].data->dev_flags &
2775                      RTE_ETH_DEV_INTR_RMV))
2776                         port->dev_conf.intr_conf.rmv = 1;
2777         }
2778 }
2779
2780 void set_port_slave_flag(portid_t slave_pid)
2781 {
2782         struct rte_port *port;
2783
2784         port = &ports[slave_pid];
2785         port->slave_flag = 1;
2786 }
2787
2788 void clear_port_slave_flag(portid_t slave_pid)
2789 {
2790         struct rte_port *port;
2791
2792         port = &ports[slave_pid];
2793         port->slave_flag = 0;
2794 }
2795
2796 uint8_t port_is_bonding_slave(portid_t slave_pid)
2797 {
2798         struct rte_port *port;
2799
2800         port = &ports[slave_pid];
2801         if ((rte_eth_devices[slave_pid].data->dev_flags &
2802             RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1))
2803                 return 1;
2804         return 0;
2805 }
2806
2807 const uint16_t vlan_tags[] = {
2808                 0,  1,  2,  3,  4,  5,  6,  7,
2809                 8,  9, 10, 11,  12, 13, 14, 15,
2810                 16, 17, 18, 19, 20, 21, 22, 23,
2811                 24, 25, 26, 27, 28, 29, 30, 31
2812 };
2813
2814 static  int
2815 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf,
2816                  enum dcb_mode_enable dcb_mode,
2817                  enum rte_eth_nb_tcs num_tcs,
2818                  uint8_t pfc_en)
2819 {
2820         uint8_t i;
2821         int32_t rc;
2822         struct rte_eth_rss_conf rss_conf;
2823
2824         /*
2825          * Builds up the correct configuration for dcb+vt based on the vlan tags array
2826          * given above, and the number of traffic classes available for use.
2827          */
2828         if (dcb_mode == DCB_VT_ENABLED) {
2829                 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf =
2830                                 &eth_conf->rx_adv_conf.vmdq_dcb_conf;
2831                 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf =
2832                                 &eth_conf->tx_adv_conf.vmdq_dcb_tx_conf;
2833
2834                 /* VMDQ+DCB RX and TX configurations */
2835                 vmdq_rx_conf->enable_default_pool = 0;
2836                 vmdq_rx_conf->default_pool = 0;
2837                 vmdq_rx_conf->nb_queue_pools =
2838                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
2839                 vmdq_tx_conf->nb_queue_pools =
2840                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
2841
2842                 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools;
2843                 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) {
2844                         vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i];
2845                         vmdq_rx_conf->pool_map[i].pools =
2846                                 1 << (i % vmdq_rx_conf->nb_queue_pools);
2847                 }
2848                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
2849                         vmdq_rx_conf->dcb_tc[i] = i % num_tcs;
2850                         vmdq_tx_conf->dcb_tc[i] = i % num_tcs;
2851                 }
2852
2853                 /* set DCB mode of RX and TX of multiple queues */
2854                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB;
2855                 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB;
2856         } else {
2857                 struct rte_eth_dcb_rx_conf *rx_conf =
2858                                 &eth_conf->rx_adv_conf.dcb_rx_conf;
2859                 struct rte_eth_dcb_tx_conf *tx_conf =
2860                                 &eth_conf->tx_adv_conf.dcb_tx_conf;
2861
2862                 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf);
2863                 if (rc != 0)
2864                         return rc;
2865
2866                 rx_conf->nb_tcs = num_tcs;
2867                 tx_conf->nb_tcs = num_tcs;
2868
2869                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
2870                         rx_conf->dcb_tc[i] = i % num_tcs;
2871                         tx_conf->dcb_tc[i] = i % num_tcs;
2872                 }
2873
2874                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS;
2875                 eth_conf->rx_adv_conf.rss_conf = rss_conf;
2876                 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB;
2877         }
2878
2879         if (pfc_en)
2880                 eth_conf->dcb_capability_en =
2881                                 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT;
2882         else
2883                 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT;
2884
2885         return 0;
2886 }
2887
2888 int
2889 init_port_dcb_config(portid_t pid,
2890                      enum dcb_mode_enable dcb_mode,
2891                      enum rte_eth_nb_tcs num_tcs,
2892                      uint8_t pfc_en)
2893 {
2894         struct rte_eth_conf port_conf;
2895         struct rte_port *rte_port;
2896         int retval;
2897         uint16_t i;
2898
2899         rte_port = &ports[pid];
2900
2901         memset(&port_conf, 0, sizeof(struct rte_eth_conf));
2902         /* Enter DCB configuration status */
2903         dcb_config = 1;
2904
2905         port_conf.rxmode = rte_port->dev_conf.rxmode;
2906         port_conf.txmode = rte_port->dev_conf.txmode;
2907
2908         /*set configuration of DCB in vt mode and DCB in non-vt mode*/
2909         retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en);
2910         if (retval < 0)
2911                 return retval;
2912         port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
2913
2914         /* re-configure the device . */
2915         rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf);
2916
2917         rte_eth_dev_info_get(pid, &rte_port->dev_info);
2918
2919         /* If dev_info.vmdq_pool_base is greater than 0,
2920          * the queue id of vmdq pools is started after pf queues.
2921          */
2922         if (dcb_mode == DCB_VT_ENABLED &&
2923             rte_port->dev_info.vmdq_pool_base > 0) {
2924                 printf("VMDQ_DCB multi-queue mode is nonsensical"
2925                         " for port %d.", pid);
2926                 return -1;
2927         }
2928
2929         /* Assume the ports in testpmd have the same dcb capability
2930          * and has the same number of rxq and txq in dcb mode
2931          */
2932         if (dcb_mode == DCB_VT_ENABLED) {
2933                 if (rte_port->dev_info.max_vfs > 0) {
2934                         nb_rxq = rte_port->dev_info.nb_rx_queues;
2935                         nb_txq = rte_port->dev_info.nb_tx_queues;
2936                 } else {
2937                         nb_rxq = rte_port->dev_info.max_rx_queues;
2938                         nb_txq = rte_port->dev_info.max_tx_queues;
2939                 }
2940         } else {
2941                 /*if vt is disabled, use all pf queues */
2942                 if (rte_port->dev_info.vmdq_pool_base == 0) {
2943                         nb_rxq = rte_port->dev_info.max_rx_queues;
2944                         nb_txq = rte_port->dev_info.max_tx_queues;
2945                 } else {
2946                         nb_rxq = (queueid_t)num_tcs;
2947                         nb_txq = (queueid_t)num_tcs;
2948
2949                 }
2950         }
2951         rx_free_thresh = 64;
2952
2953         memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf));
2954
2955         rxtx_port_config(rte_port);
2956         /* VLAN filter */
2957         rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
2958         for (i = 0; i < RTE_DIM(vlan_tags); i++)
2959                 rx_vft_set(pid, vlan_tags[i], 1);
2960
2961         rte_eth_macaddr_get(pid, &rte_port->eth_addr);
2962         map_port_queue_stats_mapping_registers(pid, rte_port);
2963
2964         rte_port->dcb_flag = 1;
2965
2966         return 0;
2967 }
2968
2969 static void
2970 init_port(void)
2971 {
2972         /* Configuration of Ethernet ports. */
2973         ports = rte_zmalloc("testpmd: ports",
2974                             sizeof(struct rte_port) * RTE_MAX_ETHPORTS,
2975                             RTE_CACHE_LINE_SIZE);
2976         if (ports == NULL) {
2977                 rte_exit(EXIT_FAILURE,
2978                                 "rte_zmalloc(%d struct rte_port) failed\n",
2979                                 RTE_MAX_ETHPORTS);
2980         }
2981
2982         /* Initialize ports NUMA structures */
2983         memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
2984         memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
2985         memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
2986 }
2987
2988 static void
2989 force_quit(void)
2990 {
2991         pmd_test_exit();
2992         prompt_exit();
2993 }
2994
2995 static void
2996 print_stats(void)
2997 {
2998         uint8_t i;
2999         const char clr[] = { 27, '[', '2', 'J', '\0' };
3000         const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' };
3001
3002         /* Clear screen and move to top left */
3003         printf("%s%s", clr, top_left);
3004
3005         printf("\nPort statistics ====================================");
3006         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
3007                 nic_stats_display(fwd_ports_ids[i]);
3008 }
3009
3010 static void
3011 signal_handler(int signum)
3012 {
3013         if (signum == SIGINT || signum == SIGTERM) {
3014                 printf("\nSignal %d received, preparing to exit...\n",
3015                                 signum);
3016 #ifdef RTE_LIBRTE_PDUMP
3017                 /* uninitialize packet capture framework */
3018                 rte_pdump_uninit();
3019 #endif
3020 #ifdef RTE_LIBRTE_LATENCY_STATS
3021                 rte_latencystats_uninit();
3022 #endif
3023                 force_quit();
3024                 /* Set flag to indicate the force termination. */
3025                 f_quit = 1;
3026                 /* exit with the expected status */
3027                 signal(signum, SIG_DFL);
3028                 kill(getpid(), signum);
3029         }
3030 }
3031
3032 int
3033 main(int argc, char** argv)
3034 {
3035         int diag;
3036         portid_t port_id;
3037         uint16_t count;
3038         int ret;
3039
3040         signal(SIGINT, signal_handler);
3041         signal(SIGTERM, signal_handler);
3042
3043         diag = rte_eal_init(argc, argv);
3044         if (diag < 0)
3045                 rte_panic("Cannot init EAL\n");
3046
3047         testpmd_logtype = rte_log_register("testpmd");
3048         if (testpmd_logtype < 0)
3049                 rte_panic("Cannot register log type");
3050         rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG);
3051
3052 #ifdef RTE_LIBRTE_PDUMP
3053         /* initialize packet capture framework */
3054         rte_pdump_init(NULL);
3055 #endif
3056
3057         count = 0;
3058         RTE_ETH_FOREACH_DEV(port_id) {
3059                 ports_ids[count] = port_id;
3060                 count++;
3061         }
3062         nb_ports = (portid_t) count;
3063         if (nb_ports == 0)
3064                 TESTPMD_LOG(WARNING, "No probed ethernet devices\n");
3065
3066         /* allocate port structures, and init them */
3067         init_port();
3068
3069         set_def_fwd_config();
3070         if (nb_lcores == 0)
3071                 rte_panic("Empty set of forwarding logical cores - check the "
3072                           "core mask supplied in the command parameters\n");
3073
3074         /* Bitrate/latency stats disabled by default */
3075 #ifdef RTE_LIBRTE_BITRATE
3076         bitrate_enabled = 0;
3077 #endif
3078 #ifdef RTE_LIBRTE_LATENCY_STATS
3079         latencystats_enabled = 0;
3080 #endif
3081
3082         /* on FreeBSD, mlockall() is disabled by default */
3083 #ifdef RTE_EXEC_ENV_BSDAPP
3084         do_mlockall = 0;
3085 #else
3086         do_mlockall = 1;
3087 #endif
3088
3089         argc -= diag;
3090         argv += diag;
3091         if (argc > 1)
3092                 launch_args_parse(argc, argv);
3093
3094         if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) {
3095                 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n",
3096                         strerror(errno));
3097         }
3098
3099         if (tx_first && interactive)
3100                 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on "
3101                                 "interactive mode.\n");
3102
3103         if (tx_first && lsc_interrupt) {
3104                 printf("Warning: lsc_interrupt needs to be off when "
3105                                 " using tx_first. Disabling.\n");
3106                 lsc_interrupt = 0;
3107         }
3108
3109         if (!nb_rxq && !nb_txq)
3110                 printf("Warning: Either rx or tx queues should be non-zero\n");
3111
3112         if (nb_rxq > 1 && nb_rxq > nb_txq)
3113                 printf("Warning: nb_rxq=%d enables RSS configuration, "
3114                        "but nb_txq=%d will prevent to fully test it.\n",
3115                        nb_rxq, nb_txq);
3116
3117         init_config();
3118
3119         if (hot_plug) {
3120                 ret = rte_dev_hotplug_handle_enable();
3121                 if (ret) {
3122                         RTE_LOG(ERR, EAL,
3123                                 "fail to enable hotplug handling.");
3124                         return -1;
3125                 }
3126
3127                 ret = rte_dev_event_monitor_start();
3128                 if (ret) {
3129                         RTE_LOG(ERR, EAL,
3130                                 "fail to start device event monitoring.");
3131                         return -1;
3132                 }
3133
3134                 ret = rte_dev_event_callback_register(NULL,
3135                         eth_dev_event_callback, NULL);
3136                 if (ret) {
3137                         RTE_LOG(ERR, EAL,
3138                                 "fail  to register device event callback\n");
3139                         return -1;
3140                 }
3141         }
3142
3143         if (start_port(RTE_PORT_ALL) != 0)
3144                 rte_exit(EXIT_FAILURE, "Start ports failed\n");
3145
3146         /* set all ports to promiscuous mode by default */
3147         RTE_ETH_FOREACH_DEV(port_id)
3148                 rte_eth_promiscuous_enable(port_id);
3149
3150         /* Init metrics library */
3151         rte_metrics_init(rte_socket_id());
3152
3153 #ifdef RTE_LIBRTE_LATENCY_STATS
3154         if (latencystats_enabled != 0) {
3155                 int ret = rte_latencystats_init(1, NULL);
3156                 if (ret)
3157                         printf("Warning: latencystats init()"
3158                                 " returned error %d\n", ret);
3159                 printf("Latencystats running on lcore %d\n",
3160                         latencystats_lcore_id);
3161         }
3162 #endif
3163
3164         /* Setup bitrate stats */
3165 #ifdef RTE_LIBRTE_BITRATE
3166         if (bitrate_enabled != 0) {
3167                 bitrate_data = rte_stats_bitrate_create();
3168                 if (bitrate_data == NULL)
3169                         rte_exit(EXIT_FAILURE,
3170                                 "Could not allocate bitrate data.\n");
3171                 rte_stats_bitrate_reg(bitrate_data);
3172         }
3173 #endif
3174
3175 #ifdef RTE_LIBRTE_CMDLINE
3176         if (strlen(cmdline_filename) != 0)
3177                 cmdline_read_from_file(cmdline_filename);
3178
3179         if (interactive == 1) {
3180                 if (auto_start) {
3181                         printf("Start automatic packet forwarding\n");
3182                         start_packet_forwarding(0);
3183                 }
3184                 prompt();
3185                 pmd_test_exit();
3186         } else
3187 #endif
3188         {
3189                 char c;
3190                 int rc;
3191
3192                 f_quit = 0;
3193
3194                 printf("No commandline core given, start packet forwarding\n");
3195                 start_packet_forwarding(tx_first);
3196                 if (stats_period != 0) {
3197                         uint64_t prev_time = 0, cur_time, diff_time = 0;
3198                         uint64_t timer_period;
3199
3200                         /* Convert to number of cycles */
3201                         timer_period = stats_period * rte_get_timer_hz();
3202
3203                         while (f_quit == 0) {
3204                                 cur_time = rte_get_timer_cycles();
3205                                 diff_time += cur_time - prev_time;
3206
3207                                 if (diff_time >= timer_period) {
3208                                         print_stats();
3209                                         /* Reset the timer */
3210                                         diff_time = 0;
3211                                 }
3212                                 /* Sleep to avoid unnecessary checks */
3213                                 prev_time = cur_time;
3214                                 sleep(1);
3215                         }
3216                 }
3217
3218                 printf("Press enter to exit\n");
3219                 rc = read(0, &c, 1);
3220                 pmd_test_exit();
3221                 if (rc < 0)
3222                         return 1;
3223         }
3224
3225         return 0;
3226 }