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 (numa_support) {
1067                         if (port_numa[pid] != NUMA_NO_CONFIG)
1068                                 port_per_socket[port_numa[pid]]++;
1069                         else {
1070                                 uint32_t socket_id = rte_eth_dev_socket_id(pid);
1071
1072                                 /*
1073                                  * if socket_id is invalid,
1074                                  * set to the first available socket.
1075                                  */
1076                                 if (check_socket_id(socket_id) < 0)
1077                                         socket_id = socket_ids[0];
1078                                 port_per_socket[socket_id]++;
1079                         }
1080                 }
1081
1082                 /* Apply Rx offloads configuration */
1083                 for (k = 0; k < port->dev_info.max_rx_queues; k++)
1084                         port->rx_conf[k].offloads =
1085                                 port->dev_conf.rxmode.offloads;
1086                 /* Apply Tx offloads configuration */
1087                 for (k = 0; k < port->dev_info.max_tx_queues; k++)
1088                         port->tx_conf[k].offloads =
1089                                 port->dev_conf.txmode.offloads;
1090
1091                 /* set flag to initialize port/queue */
1092                 port->need_reconfig = 1;
1093                 port->need_reconfig_queues = 1;
1094         }
1095
1096         /*
1097          * Create pools of mbuf.
1098          * If NUMA support is disabled, create a single pool of mbuf in
1099          * socket 0 memory by default.
1100          * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1.
1101          *
1102          * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and
1103          * nb_txd can be configured at run time.
1104          */
1105         if (param_total_num_mbufs)
1106                 nb_mbuf_per_pool = param_total_num_mbufs;
1107         else {
1108                 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX +
1109                         (nb_lcores * mb_mempool_cache) +
1110                         RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST;
1111                 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS;
1112         }
1113
1114         if (numa_support) {
1115                 uint8_t i;
1116
1117                 for (i = 0; i < num_sockets; i++)
1118                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool,
1119                                          socket_ids[i]);
1120         } else {
1121                 if (socket_num == UMA_NO_CONFIG)
1122                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0);
1123                 else
1124                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool,
1125                                                  socket_num);
1126         }
1127
1128         init_port_config();
1129
1130         gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO |
1131                 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_TX_OFFLOAD_UDP_TSO;
1132         /*
1133          * Records which Mbuf pool to use by each logical core, if needed.
1134          */
1135         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
1136                 mbp = mbuf_pool_find(
1137                         rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id]));
1138
1139                 if (mbp == NULL)
1140                         mbp = mbuf_pool_find(0);
1141                 fwd_lcores[lc_id]->mbp = mbp;
1142                 /* initialize GSO context */
1143                 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp;
1144                 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp;
1145                 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types;
1146                 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN -
1147                         ETHER_CRC_LEN;
1148                 fwd_lcores[lc_id]->gso_ctx.flag = 0;
1149         }
1150
1151         /* Configuration of packet forwarding streams. */
1152         if (init_fwd_streams() < 0)
1153                 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n");
1154
1155         fwd_config_setup();
1156
1157         /* create a gro context for each lcore */
1158         gro_param.gro_types = RTE_GRO_TCP_IPV4;
1159         gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES;
1160         gro_param.max_item_per_flow = MAX_PKT_BURST;
1161         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
1162                 gro_param.socket_id = rte_lcore_to_socket_id(
1163                                 fwd_lcores_cpuids[lc_id]);
1164                 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param);
1165                 if (fwd_lcores[lc_id]->gro_ctx == NULL) {
1166                         rte_exit(EXIT_FAILURE,
1167                                         "rte_gro_ctx_create() failed\n");
1168                 }
1169         }
1170
1171 #if defined RTE_LIBRTE_PMD_SOFTNIC
1172         if (strcmp(cur_fwd_eng->fwd_mode_name, "softnic") == 0) {
1173                 RTE_ETH_FOREACH_DEV(pid) {
1174                         port = &ports[pid];
1175                         const char *driver = port->dev_info.driver_name;
1176
1177                         if (strcmp(driver, "net_softnic") == 0)
1178                                 port->softport.fwd_lcore_arg = fwd_lcores;
1179                 }
1180         }
1181 #endif
1182
1183 }
1184
1185
1186 void
1187 reconfig(portid_t new_port_id, unsigned socket_id)
1188 {
1189         struct rte_port *port;
1190
1191         /* Reconfiguration of Ethernet ports. */
1192         port = &ports[new_port_id];
1193         rte_eth_dev_info_get(new_port_id, &port->dev_info);
1194
1195         /* set flag to initialize port/queue */
1196         port->need_reconfig = 1;
1197         port->need_reconfig_queues = 1;
1198         port->socket_id = socket_id;
1199
1200         init_port_config();
1201 }
1202
1203
1204 int
1205 init_fwd_streams(void)
1206 {
1207         portid_t pid;
1208         struct rte_port *port;
1209         streamid_t sm_id, nb_fwd_streams_new;
1210         queueid_t q;
1211
1212         /* set socket id according to numa or not */
1213         RTE_ETH_FOREACH_DEV(pid) {
1214                 port = &ports[pid];
1215                 if (nb_rxq > port->dev_info.max_rx_queues) {
1216                         printf("Fail: nb_rxq(%d) is greater than "
1217                                 "max_rx_queues(%d)\n", nb_rxq,
1218                                 port->dev_info.max_rx_queues);
1219                         return -1;
1220                 }
1221                 if (nb_txq > port->dev_info.max_tx_queues) {
1222                         printf("Fail: nb_txq(%d) is greater than "
1223                                 "max_tx_queues(%d)\n", nb_txq,
1224                                 port->dev_info.max_tx_queues);
1225                         return -1;
1226                 }
1227                 if (numa_support) {
1228                         if (port_numa[pid] != NUMA_NO_CONFIG)
1229                                 port->socket_id = port_numa[pid];
1230                         else {
1231                                 port->socket_id = rte_eth_dev_socket_id(pid);
1232
1233                                 /*
1234                                  * if socket_id is invalid,
1235                                  * set to the first available socket.
1236                                  */
1237                                 if (check_socket_id(port->socket_id) < 0)
1238                                         port->socket_id = socket_ids[0];
1239                         }
1240                 }
1241                 else {
1242                         if (socket_num == UMA_NO_CONFIG)
1243                                 port->socket_id = 0;
1244                         else
1245                                 port->socket_id = socket_num;
1246                 }
1247         }
1248
1249         q = RTE_MAX(nb_rxq, nb_txq);
1250         if (q == 0) {
1251                 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n");
1252                 return -1;
1253         }
1254         nb_fwd_streams_new = (streamid_t)(nb_ports * q);
1255         if (nb_fwd_streams_new == nb_fwd_streams)
1256                 return 0;
1257         /* clear the old */
1258         if (fwd_streams != NULL) {
1259                 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
1260                         if (fwd_streams[sm_id] == NULL)
1261                                 continue;
1262                         rte_free(fwd_streams[sm_id]);
1263                         fwd_streams[sm_id] = NULL;
1264                 }
1265                 rte_free(fwd_streams);
1266                 fwd_streams = NULL;
1267         }
1268
1269         /* init new */
1270         nb_fwd_streams = nb_fwd_streams_new;
1271         if (nb_fwd_streams) {
1272                 fwd_streams = rte_zmalloc("testpmd: fwd_streams",
1273                         sizeof(struct fwd_stream *) * nb_fwd_streams,
1274                         RTE_CACHE_LINE_SIZE);
1275                 if (fwd_streams == NULL)
1276                         rte_exit(EXIT_FAILURE, "rte_zmalloc(%d"
1277                                  " (struct fwd_stream *)) failed\n",
1278                                  nb_fwd_streams);
1279
1280                 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
1281                         fwd_streams[sm_id] = rte_zmalloc("testpmd:"
1282                                 " struct fwd_stream", sizeof(struct fwd_stream),
1283                                 RTE_CACHE_LINE_SIZE);
1284                         if (fwd_streams[sm_id] == NULL)
1285                                 rte_exit(EXIT_FAILURE, "rte_zmalloc"
1286                                          "(struct fwd_stream) failed\n");
1287                 }
1288         }
1289
1290         return 0;
1291 }
1292
1293 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1294 static void
1295 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
1296 {
1297         unsigned int total_burst;
1298         unsigned int nb_burst;
1299         unsigned int burst_stats[3];
1300         uint16_t pktnb_stats[3];
1301         uint16_t nb_pkt;
1302         int burst_percent[3];
1303
1304         /*
1305          * First compute the total number of packet bursts and the
1306          * two highest numbers of bursts of the same number of packets.
1307          */
1308         total_burst = 0;
1309         burst_stats[0] = burst_stats[1] = burst_stats[2] = 0;
1310         pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0;
1311         for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) {
1312                 nb_burst = pbs->pkt_burst_spread[nb_pkt];
1313                 if (nb_burst == 0)
1314                         continue;
1315                 total_burst += nb_burst;
1316                 if (nb_burst > burst_stats[0]) {
1317                         burst_stats[1] = burst_stats[0];
1318                         pktnb_stats[1] = pktnb_stats[0];
1319                         burst_stats[0] = nb_burst;
1320                         pktnb_stats[0] = nb_pkt;
1321                 } else if (nb_burst > burst_stats[1]) {
1322                         burst_stats[1] = nb_burst;
1323                         pktnb_stats[1] = nb_pkt;
1324                 }
1325         }
1326         if (total_burst == 0)
1327                 return;
1328         burst_percent[0] = (burst_stats[0] * 100) / total_burst;
1329         printf("  %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst,
1330                burst_percent[0], (int) pktnb_stats[0]);
1331         if (burst_stats[0] == total_burst) {
1332                 printf("]\n");
1333                 return;
1334         }
1335         if (burst_stats[0] + burst_stats[1] == total_burst) {
1336                 printf(" + %d%% of %d pkts]\n",
1337                        100 - burst_percent[0], pktnb_stats[1]);
1338                 return;
1339         }
1340         burst_percent[1] = (burst_stats[1] * 100) / total_burst;
1341         burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]);
1342         if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) {
1343                 printf(" + %d%% of others]\n", 100 - burst_percent[0]);
1344                 return;
1345         }
1346         printf(" + %d%% of %d pkts + %d%% of others]\n",
1347                burst_percent[1], (int) pktnb_stats[1], burst_percent[2]);
1348 }
1349 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */
1350
1351 static void
1352 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats)
1353 {
1354         struct rte_port *port;
1355         uint8_t i;
1356
1357         static const char *fwd_stats_border = "----------------------";
1358
1359         port = &ports[port_id];
1360         printf("\n  %s Forward statistics for port %-2d %s\n",
1361                fwd_stats_border, port_id, fwd_stats_border);
1362
1363         if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) {
1364                 printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
1365                        "%-"PRIu64"\n",
1366                        stats->ipackets, stats->imissed,
1367                        (uint64_t) (stats->ipackets + stats->imissed));
1368
1369                 if (cur_fwd_eng == &csum_fwd_engine)
1370                         printf("  Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64"Bad-outer-l4csum: %-14"PRIu64"\n",
1371                                port->rx_bad_ip_csum, port->rx_bad_l4_csum,
1372                                port->rx_bad_outer_l4_csum);
1373                 if ((stats->ierrors + stats->rx_nombuf) > 0) {
1374                         printf("  RX-error: %-"PRIu64"\n",  stats->ierrors);
1375                         printf("  RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf);
1376                 }
1377
1378                 printf("  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
1379                        "%-"PRIu64"\n",
1380                        stats->opackets, port->tx_dropped,
1381                        (uint64_t) (stats->opackets + port->tx_dropped));
1382         }
1383         else {
1384                 printf("  RX-packets:             %14"PRIu64"    RX-dropped:%14"PRIu64"    RX-total:"
1385                        "%14"PRIu64"\n",
1386                        stats->ipackets, stats->imissed,
1387                        (uint64_t) (stats->ipackets + stats->imissed));
1388
1389                 if (cur_fwd_eng == &csum_fwd_engine)
1390                         printf("  Bad-ipcsum:%14"PRIu64"    Bad-l4csum:%14"PRIu64"    Bad-outer-l4csum: %-14"PRIu64"\n",
1391                                port->rx_bad_ip_csum, port->rx_bad_l4_csum,
1392                                port->rx_bad_outer_l4_csum);
1393                 if ((stats->ierrors + stats->rx_nombuf) > 0) {
1394                         printf("  RX-error:%"PRIu64"\n", stats->ierrors);
1395                         printf("  RX-nombufs:             %14"PRIu64"\n",
1396                                stats->rx_nombuf);
1397                 }
1398
1399                 printf("  TX-packets:             %14"PRIu64"    TX-dropped:%14"PRIu64"    TX-total:"
1400                        "%14"PRIu64"\n",
1401                        stats->opackets, port->tx_dropped,
1402                        (uint64_t) (stats->opackets + port->tx_dropped));
1403         }
1404
1405 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1406         if (port->rx_stream)
1407                 pkt_burst_stats_display("RX",
1408                         &port->rx_stream->rx_burst_stats);
1409         if (port->tx_stream)
1410                 pkt_burst_stats_display("TX",
1411                         &port->tx_stream->tx_burst_stats);
1412 #endif
1413
1414         if (port->rx_queue_stats_mapping_enabled) {
1415                 printf("\n");
1416                 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
1417                         printf("  Stats reg %2d RX-packets:%14"PRIu64
1418                                "     RX-errors:%14"PRIu64
1419                                "    RX-bytes:%14"PRIu64"\n",
1420                                i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]);
1421                 }
1422                 printf("\n");
1423         }
1424         if (port->tx_queue_stats_mapping_enabled) {
1425                 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
1426                         printf("  Stats reg %2d TX-packets:%14"PRIu64
1427                                "                                 TX-bytes:%14"PRIu64"\n",
1428                                i, stats->q_opackets[i], stats->q_obytes[i]);
1429                 }
1430         }
1431
1432         printf("  %s--------------------------------%s\n",
1433                fwd_stats_border, fwd_stats_border);
1434 }
1435
1436 static void
1437 fwd_stream_stats_display(streamid_t stream_id)
1438 {
1439         struct fwd_stream *fs;
1440         static const char *fwd_top_stats_border = "-------";
1441
1442         fs = fwd_streams[stream_id];
1443         if ((fs->rx_packets == 0) && (fs->tx_packets == 0) &&
1444             (fs->fwd_dropped == 0))
1445                 return;
1446         printf("\n  %s Forward Stats for RX Port=%2d/Queue=%2d -> "
1447                "TX Port=%2d/Queue=%2d %s\n",
1448                fwd_top_stats_border, fs->rx_port, fs->rx_queue,
1449                fs->tx_port, fs->tx_queue, fwd_top_stats_border);
1450         printf("  RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u",
1451                fs->rx_packets, fs->tx_packets, fs->fwd_dropped);
1452
1453         /* if checksum mode */
1454         if (cur_fwd_eng == &csum_fwd_engine) {
1455                printf("  RX- bad IP checksum: %-14u  Rx- bad L4 checksum: "
1456                         "%-14u Rx- bad outer L4 checksum: %-14u\n",
1457                         fs->rx_bad_ip_csum, fs->rx_bad_l4_csum,
1458                         fs->rx_bad_outer_l4_csum);
1459         }
1460
1461 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1462         pkt_burst_stats_display("RX", &fs->rx_burst_stats);
1463         pkt_burst_stats_display("TX", &fs->tx_burst_stats);
1464 #endif
1465 }
1466
1467 static void
1468 flush_fwd_rx_queues(void)
1469 {
1470         struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
1471         portid_t  rxp;
1472         portid_t port_id;
1473         queueid_t rxq;
1474         uint16_t  nb_rx;
1475         uint16_t  i;
1476         uint8_t   j;
1477         uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
1478         uint64_t timer_period;
1479
1480         /* convert to number of cycles */
1481         timer_period = rte_get_timer_hz(); /* 1 second timeout */
1482
1483         for (j = 0; j < 2; j++) {
1484                 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) {
1485                         for (rxq = 0; rxq < nb_rxq; rxq++) {
1486                                 port_id = fwd_ports_ids[rxp];
1487                                 /**
1488                                 * testpmd can stuck in the below do while loop
1489                                 * if rte_eth_rx_burst() always returns nonzero
1490                                 * packets. So timer is added to exit this loop
1491                                 * after 1sec timer expiry.
1492                                 */
1493                                 prev_tsc = rte_rdtsc();
1494                                 do {
1495                                         nb_rx = rte_eth_rx_burst(port_id, rxq,
1496                                                 pkts_burst, MAX_PKT_BURST);
1497                                         for (i = 0; i < nb_rx; i++)
1498                                                 rte_pktmbuf_free(pkts_burst[i]);
1499
1500                                         cur_tsc = rte_rdtsc();
1501                                         diff_tsc = cur_tsc - prev_tsc;
1502                                         timer_tsc += diff_tsc;
1503                                 } while ((nb_rx > 0) &&
1504                                         (timer_tsc < timer_period));
1505                                 timer_tsc = 0;
1506                         }
1507                 }
1508                 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */
1509         }
1510 }
1511
1512 static void
1513 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
1514 {
1515         struct fwd_stream **fsm;
1516         streamid_t nb_fs;
1517         streamid_t sm_id;
1518 #ifdef RTE_LIBRTE_BITRATE
1519         uint64_t tics_per_1sec;
1520         uint64_t tics_datum;
1521         uint64_t tics_current;
1522         uint16_t i, cnt_ports;
1523
1524         cnt_ports = nb_ports;
1525         tics_datum = rte_rdtsc();
1526         tics_per_1sec = rte_get_timer_hz();
1527 #endif
1528         fsm = &fwd_streams[fc->stream_idx];
1529         nb_fs = fc->stream_nb;
1530         do {
1531                 for (sm_id = 0; sm_id < nb_fs; sm_id++)
1532                         (*pkt_fwd)(fsm[sm_id]);
1533 #ifdef RTE_LIBRTE_BITRATE
1534                 if (bitrate_enabled != 0 &&
1535                                 bitrate_lcore_id == rte_lcore_id()) {
1536                         tics_current = rte_rdtsc();
1537                         if (tics_current - tics_datum >= tics_per_1sec) {
1538                                 /* Periodic bitrate calculation */
1539                                 for (i = 0; i < cnt_ports; i++)
1540                                         rte_stats_bitrate_calc(bitrate_data,
1541                                                 ports_ids[i]);
1542                                 tics_datum = tics_current;
1543                         }
1544                 }
1545 #endif
1546 #ifdef RTE_LIBRTE_LATENCY_STATS
1547                 if (latencystats_enabled != 0 &&
1548                                 latencystats_lcore_id == rte_lcore_id())
1549                         rte_latencystats_update();
1550 #endif
1551
1552         } while (! fc->stopped);
1553 }
1554
1555 static int
1556 start_pkt_forward_on_core(void *fwd_arg)
1557 {
1558         run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg,
1559                              cur_fwd_config.fwd_eng->packet_fwd);
1560         return 0;
1561 }
1562
1563 /*
1564  * Run the TXONLY packet forwarding engine to send a single burst of packets.
1565  * Used to start communication flows in network loopback test configurations.
1566  */
1567 static int
1568 run_one_txonly_burst_on_core(void *fwd_arg)
1569 {
1570         struct fwd_lcore *fwd_lc;
1571         struct fwd_lcore tmp_lcore;
1572
1573         fwd_lc = (struct fwd_lcore *) fwd_arg;
1574         tmp_lcore = *fwd_lc;
1575         tmp_lcore.stopped = 1;
1576         run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd);
1577         return 0;
1578 }
1579
1580 /*
1581  * Launch packet forwarding:
1582  *     - Setup per-port forwarding context.
1583  *     - launch logical cores with their forwarding configuration.
1584  */
1585 static void
1586 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore)
1587 {
1588         port_fwd_begin_t port_fwd_begin;
1589         unsigned int i;
1590         unsigned int lc_id;
1591         int diag;
1592
1593         port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin;
1594         if (port_fwd_begin != NULL) {
1595                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1596                         (*port_fwd_begin)(fwd_ports_ids[i]);
1597         }
1598         for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) {
1599                 lc_id = fwd_lcores_cpuids[i];
1600                 if ((interactive == 0) || (lc_id != rte_lcore_id())) {
1601                         fwd_lcores[i]->stopped = 0;
1602                         diag = rte_eal_remote_launch(pkt_fwd_on_lcore,
1603                                                      fwd_lcores[i], lc_id);
1604                         if (diag != 0)
1605                                 printf("launch lcore %u failed - diag=%d\n",
1606                                        lc_id, diag);
1607                 }
1608         }
1609 }
1610
1611 /*
1612  * Update the forward ports list.
1613  */
1614 void
1615 update_fwd_ports(portid_t new_pid)
1616 {
1617         unsigned int i;
1618         unsigned int new_nb_fwd_ports = 0;
1619         int move = 0;
1620
1621         for (i = 0; i < nb_fwd_ports; ++i) {
1622                 if (port_id_is_invalid(fwd_ports_ids[i], DISABLED_WARN))
1623                         move = 1;
1624                 else if (move)
1625                         fwd_ports_ids[new_nb_fwd_ports++] = fwd_ports_ids[i];
1626                 else
1627                         new_nb_fwd_ports++;
1628         }
1629         if (new_pid < RTE_MAX_ETHPORTS)
1630                 fwd_ports_ids[new_nb_fwd_ports++] = new_pid;
1631
1632         nb_fwd_ports = new_nb_fwd_ports;
1633         nb_cfg_ports = new_nb_fwd_ports;
1634 }
1635
1636 /*
1637  * Launch packet forwarding configuration.
1638  */
1639 void
1640 start_packet_forwarding(int with_tx_first)
1641 {
1642         port_fwd_begin_t port_fwd_begin;
1643         port_fwd_end_t  port_fwd_end;
1644         struct rte_port *port;
1645         unsigned int i;
1646         portid_t   pt_id;
1647         streamid_t sm_id;
1648
1649         if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq)
1650                 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n");
1651
1652         if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq)
1653                 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n");
1654
1655         if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 &&
1656                 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) &&
1657                 (!nb_rxq || !nb_txq))
1658                 rte_exit(EXIT_FAILURE,
1659                         "Either rxq or txq are 0, cannot use %s fwd mode\n",
1660                         cur_fwd_eng->fwd_mode_name);
1661
1662         if (all_ports_started() == 0) {
1663                 printf("Not all ports were started\n");
1664                 return;
1665         }
1666         if (test_done == 0) {
1667                 printf("Packet forwarding already started\n");
1668                 return;
1669         }
1670
1671
1672         if(dcb_test) {
1673                 for (i = 0; i < nb_fwd_ports; i++) {
1674                         pt_id = fwd_ports_ids[i];
1675                         port = &ports[pt_id];
1676                         if (!port->dcb_flag) {
1677                                 printf("In DCB mode, all forwarding ports must "
1678                                        "be configured in this mode.\n");
1679                                 return;
1680                         }
1681                 }
1682                 if (nb_fwd_lcores == 1) {
1683                         printf("In DCB mode,the nb forwarding cores "
1684                                "should be larger than 1.\n");
1685                         return;
1686                 }
1687         }
1688         test_done = 0;
1689
1690         fwd_config_setup();
1691
1692         if(!no_flush_rx)
1693                 flush_fwd_rx_queues();
1694
1695         pkt_fwd_config_display(&cur_fwd_config);
1696         rxtx_config_display();
1697
1698         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1699                 pt_id = fwd_ports_ids[i];
1700                 port = &ports[pt_id];
1701                 rte_eth_stats_get(pt_id, &port->stats);
1702                 port->tx_dropped = 0;
1703
1704                 map_port_queue_stats_mapping_registers(pt_id, port);
1705         }
1706         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1707                 fwd_streams[sm_id]->rx_packets = 0;
1708                 fwd_streams[sm_id]->tx_packets = 0;
1709                 fwd_streams[sm_id]->fwd_dropped = 0;
1710                 fwd_streams[sm_id]->rx_bad_ip_csum = 0;
1711                 fwd_streams[sm_id]->rx_bad_l4_csum = 0;
1712                 fwd_streams[sm_id]->rx_bad_outer_l4_csum = 0;
1713
1714 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1715                 memset(&fwd_streams[sm_id]->rx_burst_stats, 0,
1716                        sizeof(fwd_streams[sm_id]->rx_burst_stats));
1717                 memset(&fwd_streams[sm_id]->tx_burst_stats, 0,
1718                        sizeof(fwd_streams[sm_id]->tx_burst_stats));
1719 #endif
1720 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1721                 fwd_streams[sm_id]->core_cycles = 0;
1722 #endif
1723         }
1724         if (with_tx_first) {
1725                 port_fwd_begin = tx_only_engine.port_fwd_begin;
1726                 if (port_fwd_begin != NULL) {
1727                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1728                                 (*port_fwd_begin)(fwd_ports_ids[i]);
1729                 }
1730                 while (with_tx_first--) {
1731                         launch_packet_forwarding(
1732                                         run_one_txonly_burst_on_core);
1733                         rte_eal_mp_wait_lcore();
1734                 }
1735                 port_fwd_end = tx_only_engine.port_fwd_end;
1736                 if (port_fwd_end != NULL) {
1737                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1738                                 (*port_fwd_end)(fwd_ports_ids[i]);
1739                 }
1740         }
1741         launch_packet_forwarding(start_pkt_forward_on_core);
1742 }
1743
1744 void
1745 stop_packet_forwarding(void)
1746 {
1747         struct rte_eth_stats stats;
1748         struct rte_port *port;
1749         port_fwd_end_t  port_fwd_end;
1750         int i;
1751         portid_t   pt_id;
1752         streamid_t sm_id;
1753         lcoreid_t  lc_id;
1754         uint64_t total_recv;
1755         uint64_t total_xmit;
1756         uint64_t total_rx_dropped;
1757         uint64_t total_tx_dropped;
1758         uint64_t total_rx_nombuf;
1759         uint64_t tx_dropped;
1760         uint64_t rx_bad_ip_csum;
1761         uint64_t rx_bad_l4_csum;
1762 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1763         uint64_t fwd_cycles;
1764 #endif
1765
1766         static const char *acc_stats_border = "+++++++++++++++";
1767
1768         if (test_done) {
1769                 printf("Packet forwarding not started\n");
1770                 return;
1771         }
1772         printf("Telling cores to stop...");
1773         for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
1774                 fwd_lcores[lc_id]->stopped = 1;
1775         printf("\nWaiting for lcores to finish...\n");
1776         rte_eal_mp_wait_lcore();
1777         port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
1778         if (port_fwd_end != NULL) {
1779                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1780                         pt_id = fwd_ports_ids[i];
1781                         (*port_fwd_end)(pt_id);
1782                 }
1783         }
1784 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1785         fwd_cycles = 0;
1786 #endif
1787         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1788                 if (cur_fwd_config.nb_fwd_streams >
1789                     cur_fwd_config.nb_fwd_ports) {
1790                         fwd_stream_stats_display(sm_id);
1791                         ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL;
1792                         ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL;
1793                 } else {
1794                         ports[fwd_streams[sm_id]->tx_port].tx_stream =
1795                                 fwd_streams[sm_id];
1796                         ports[fwd_streams[sm_id]->rx_port].rx_stream =
1797                                 fwd_streams[sm_id];
1798                 }
1799                 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped;
1800                 tx_dropped = (uint64_t) (tx_dropped +
1801                                          fwd_streams[sm_id]->fwd_dropped);
1802                 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped;
1803
1804                 rx_bad_ip_csum =
1805                         ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum;
1806                 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum +
1807                                          fwd_streams[sm_id]->rx_bad_ip_csum);
1808                 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum =
1809                                                         rx_bad_ip_csum;
1810
1811                 rx_bad_l4_csum =
1812                         ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum;
1813                 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum +
1814                                          fwd_streams[sm_id]->rx_bad_l4_csum);
1815                 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum =
1816                                                         rx_bad_l4_csum;
1817
1818                 ports[fwd_streams[sm_id]->rx_port].rx_bad_outer_l4_csum +=
1819                                 fwd_streams[sm_id]->rx_bad_outer_l4_csum;
1820
1821 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1822                 fwd_cycles = (uint64_t) (fwd_cycles +
1823                                          fwd_streams[sm_id]->core_cycles);
1824 #endif
1825         }
1826         total_recv = 0;
1827         total_xmit = 0;
1828         total_rx_dropped = 0;
1829         total_tx_dropped = 0;
1830         total_rx_nombuf  = 0;
1831         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1832                 pt_id = fwd_ports_ids[i];
1833
1834                 port = &ports[pt_id];
1835                 rte_eth_stats_get(pt_id, &stats);
1836                 stats.ipackets -= port->stats.ipackets;
1837                 port->stats.ipackets = 0;
1838                 stats.opackets -= port->stats.opackets;
1839                 port->stats.opackets = 0;
1840                 stats.ibytes   -= port->stats.ibytes;
1841                 port->stats.ibytes = 0;
1842                 stats.obytes   -= port->stats.obytes;
1843                 port->stats.obytes = 0;
1844                 stats.imissed  -= port->stats.imissed;
1845                 port->stats.imissed = 0;
1846                 stats.oerrors  -= port->stats.oerrors;
1847                 port->stats.oerrors = 0;
1848                 stats.rx_nombuf -= port->stats.rx_nombuf;
1849                 port->stats.rx_nombuf = 0;
1850
1851                 total_recv += stats.ipackets;
1852                 total_xmit += stats.opackets;
1853                 total_rx_dropped += stats.imissed;
1854                 total_tx_dropped += port->tx_dropped;
1855                 total_rx_nombuf  += stats.rx_nombuf;
1856
1857                 fwd_port_stats_display(pt_id, &stats);
1858         }
1859
1860         printf("\n  %s Accumulated forward statistics for all ports"
1861                "%s\n",
1862                acc_stats_border, acc_stats_border);
1863         printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
1864                "%-"PRIu64"\n"
1865                "  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
1866                "%-"PRIu64"\n",
1867                total_recv, total_rx_dropped, total_recv + total_rx_dropped,
1868                total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
1869         if (total_rx_nombuf > 0)
1870                 printf("  RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
1871         printf("  %s++++++++++++++++++++++++++++++++++++++++++++++"
1872                "%s\n",
1873                acc_stats_border, acc_stats_border);
1874 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1875         if (total_recv > 0)
1876                 printf("\n  CPU cycles/packet=%u (total cycles="
1877                        "%"PRIu64" / total RX packets=%"PRIu64")\n",
1878                        (unsigned int)(fwd_cycles / total_recv),
1879                        fwd_cycles, total_recv);
1880 #endif
1881         printf("\nDone.\n");
1882         test_done = 1;
1883 }
1884
1885 void
1886 dev_set_link_up(portid_t pid)
1887 {
1888         if (rte_eth_dev_set_link_up(pid) < 0)
1889                 printf("\nSet link up fail.\n");
1890 }
1891
1892 void
1893 dev_set_link_down(portid_t pid)
1894 {
1895         if (rte_eth_dev_set_link_down(pid) < 0)
1896                 printf("\nSet link down fail.\n");
1897 }
1898
1899 static int
1900 all_ports_started(void)
1901 {
1902         portid_t pi;
1903         struct rte_port *port;
1904
1905         RTE_ETH_FOREACH_DEV(pi) {
1906                 port = &ports[pi];
1907                 /* Check if there is a port which is not started */
1908                 if ((port->port_status != RTE_PORT_STARTED) &&
1909                         (port->slave_flag == 0))
1910                         return 0;
1911         }
1912
1913         /* No port is not started */
1914         return 1;
1915 }
1916
1917 int
1918 port_is_stopped(portid_t port_id)
1919 {
1920         struct rte_port *port = &ports[port_id];
1921
1922         if ((port->port_status != RTE_PORT_STOPPED) &&
1923             (port->slave_flag == 0))
1924                 return 0;
1925         return 1;
1926 }
1927
1928 int
1929 all_ports_stopped(void)
1930 {
1931         portid_t pi;
1932
1933         RTE_ETH_FOREACH_DEV(pi) {
1934                 if (!port_is_stopped(pi))
1935                         return 0;
1936         }
1937
1938         return 1;
1939 }
1940
1941 int
1942 port_is_started(portid_t port_id)
1943 {
1944         if (port_id_is_invalid(port_id, ENABLED_WARN))
1945                 return 0;
1946
1947         if (ports[port_id].port_status != RTE_PORT_STARTED)
1948                 return 0;
1949
1950         return 1;
1951 }
1952
1953 static int
1954 port_is_closed(portid_t port_id)
1955 {
1956         if (port_id_is_invalid(port_id, ENABLED_WARN))
1957                 return 0;
1958
1959         if (ports[port_id].port_status != RTE_PORT_CLOSED)
1960                 return 0;
1961
1962         return 1;
1963 }
1964
1965 int
1966 start_port(portid_t pid)
1967 {
1968         int diag, need_check_link_status = -1;
1969         portid_t pi;
1970         queueid_t qi;
1971         struct rte_port *port;
1972         struct ether_addr mac_addr;
1973         enum rte_eth_event_type event_type;
1974
1975         if (port_id_is_invalid(pid, ENABLED_WARN))
1976                 return 0;
1977
1978         if(dcb_config)
1979                 dcb_test = 1;
1980         RTE_ETH_FOREACH_DEV(pi) {
1981                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1982                         continue;
1983
1984                 need_check_link_status = 0;
1985                 port = &ports[pi];
1986                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED,
1987                                                  RTE_PORT_HANDLING) == 0) {
1988                         printf("Port %d is now not stopped\n", pi);
1989                         continue;
1990                 }
1991
1992                 if (port->need_reconfig > 0) {
1993                         port->need_reconfig = 0;
1994
1995                         if (flow_isolate_all) {
1996                                 int ret = port_flow_isolate(pi, 1);
1997                                 if (ret) {
1998                                         printf("Failed to apply isolated"
1999                                                " mode on port %d\n", pi);
2000                                         return -1;
2001                                 }
2002                         }
2003                         configure_rxtx_dump_callbacks(0);
2004                         printf("Configuring Port %d (socket %u)\n", pi,
2005                                         port->socket_id);
2006                         /* configure port */
2007                         diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq,
2008                                                 &(port->dev_conf));
2009                         if (diag != 0) {
2010                                 if (rte_atomic16_cmpset(&(port->port_status),
2011                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
2012                                         printf("Port %d can not be set back "
2013                                                         "to stopped\n", pi);
2014                                 printf("Fail to configure port %d\n", pi);
2015                                 /* try to reconfigure port next time */
2016                                 port->need_reconfig = 1;
2017                                 return -1;
2018                         }
2019                 }
2020                 if (port->need_reconfig_queues > 0) {
2021                         port->need_reconfig_queues = 0;
2022                         /* setup tx queues */
2023                         for (qi = 0; qi < nb_txq; qi++) {
2024                                 if ((numa_support) &&
2025                                         (txring_numa[pi] != NUMA_NO_CONFIG))
2026                                         diag = rte_eth_tx_queue_setup(pi, qi,
2027                                                 port->nb_tx_desc[qi],
2028                                                 txring_numa[pi],
2029                                                 &(port->tx_conf[qi]));
2030                                 else
2031                                         diag = rte_eth_tx_queue_setup(pi, qi,
2032                                                 port->nb_tx_desc[qi],
2033                                                 port->socket_id,
2034                                                 &(port->tx_conf[qi]));
2035
2036                                 if (diag == 0)
2037                                         continue;
2038
2039                                 /* Fail to setup tx queue, return */
2040                                 if (rte_atomic16_cmpset(&(port->port_status),
2041                                                         RTE_PORT_HANDLING,
2042                                                         RTE_PORT_STOPPED) == 0)
2043                                         printf("Port %d can not be set back "
2044                                                         "to stopped\n", pi);
2045                                 printf("Fail to configure port %d tx queues\n",
2046                                        pi);
2047                                 /* try to reconfigure queues next time */
2048                                 port->need_reconfig_queues = 1;
2049                                 return -1;
2050                         }
2051                         for (qi = 0; qi < nb_rxq; qi++) {
2052                                 /* setup rx queues */
2053                                 if ((numa_support) &&
2054                                         (rxring_numa[pi] != NUMA_NO_CONFIG)) {
2055                                         struct rte_mempool * mp =
2056                                                 mbuf_pool_find(rxring_numa[pi]);
2057                                         if (mp == NULL) {
2058                                                 printf("Failed to setup RX queue:"
2059                                                         "No mempool allocation"
2060                                                         " on the socket %d\n",
2061                                                         rxring_numa[pi]);
2062                                                 return -1;
2063                                         }
2064
2065                                         diag = rte_eth_rx_queue_setup(pi, qi,
2066                                              port->nb_rx_desc[qi],
2067                                              rxring_numa[pi],
2068                                              &(port->rx_conf[qi]),
2069                                              mp);
2070                                 } else {
2071                                         struct rte_mempool *mp =
2072                                                 mbuf_pool_find(port->socket_id);
2073                                         if (mp == NULL) {
2074                                                 printf("Failed to setup RX queue:"
2075                                                         "No mempool allocation"
2076                                                         " on the socket %d\n",
2077                                                         port->socket_id);
2078                                                 return -1;
2079                                         }
2080                                         diag = rte_eth_rx_queue_setup(pi, qi,
2081                                              port->nb_rx_desc[qi],
2082                                              port->socket_id,
2083                                              &(port->rx_conf[qi]),
2084                                              mp);
2085                                 }
2086                                 if (diag == 0)
2087                                         continue;
2088
2089                                 /* Fail to setup rx queue, return */
2090                                 if (rte_atomic16_cmpset(&(port->port_status),
2091                                                         RTE_PORT_HANDLING,
2092                                                         RTE_PORT_STOPPED) == 0)
2093                                         printf("Port %d can not be set back "
2094                                                         "to stopped\n", pi);
2095                                 printf("Fail to configure port %d rx queues\n",
2096                                        pi);
2097                                 /* try to reconfigure queues next time */
2098                                 port->need_reconfig_queues = 1;
2099                                 return -1;
2100                         }
2101                 }
2102                 configure_rxtx_dump_callbacks(verbose_level);
2103                 /* start port */
2104                 if (rte_eth_dev_start(pi) < 0) {
2105                         printf("Fail to start port %d\n", pi);
2106
2107                         /* Fail to setup rx queue, return */
2108                         if (rte_atomic16_cmpset(&(port->port_status),
2109                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
2110                                 printf("Port %d can not be set back to "
2111                                                         "stopped\n", pi);
2112                         continue;
2113                 }
2114
2115                 if (rte_atomic16_cmpset(&(port->port_status),
2116                         RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0)
2117                         printf("Port %d can not be set into started\n", pi);
2118
2119                 rte_eth_macaddr_get(pi, &mac_addr);
2120                 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi,
2121                                 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1],
2122                                 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3],
2123                                 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]);
2124
2125                 /* at least one port started, need checking link status */
2126                 need_check_link_status = 1;
2127         }
2128
2129         for (event_type = RTE_ETH_EVENT_UNKNOWN;
2130              event_type < RTE_ETH_EVENT_MAX;
2131              event_type++) {
2132                 diag = rte_eth_dev_callback_register(RTE_ETH_ALL,
2133                                                 event_type,
2134                                                 eth_event_callback,
2135                                                 NULL);
2136                 if (diag) {
2137                         printf("Failed to setup even callback for event %d\n",
2138                                 event_type);
2139                         return -1;
2140                 }
2141         }
2142
2143         if (need_check_link_status == 1 && !no_link_check)
2144                 check_all_ports_link_status(RTE_PORT_ALL);
2145         else if (need_check_link_status == 0)
2146                 printf("Please stop the ports first\n");
2147
2148         printf("Done\n");
2149         return 0;
2150 }
2151
2152 void
2153 stop_port(portid_t pid)
2154 {
2155         portid_t pi;
2156         struct rte_port *port;
2157         int need_check_link_status = 0;
2158
2159         if (dcb_test) {
2160                 dcb_test = 0;
2161                 dcb_config = 0;
2162         }
2163
2164         if (port_id_is_invalid(pid, ENABLED_WARN))
2165                 return;
2166
2167         printf("Stopping ports...\n");
2168
2169         RTE_ETH_FOREACH_DEV(pi) {
2170                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
2171                         continue;
2172
2173                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
2174                         printf("Please remove port %d from forwarding configuration.\n", pi);
2175                         continue;
2176                 }
2177
2178                 if (port_is_bonding_slave(pi)) {
2179                         printf("Please remove port %d from bonded device.\n", pi);
2180                         continue;
2181                 }
2182
2183                 port = &ports[pi];
2184                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED,
2185                                                 RTE_PORT_HANDLING) == 0)
2186                         continue;
2187
2188                 rte_eth_dev_stop(pi);
2189
2190                 if (rte_atomic16_cmpset(&(port->port_status),
2191                         RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
2192                         printf("Port %d can not be set into stopped\n", pi);
2193                 need_check_link_status = 1;
2194         }
2195         if (need_check_link_status && !no_link_check)
2196                 check_all_ports_link_status(RTE_PORT_ALL);
2197
2198         printf("Done\n");
2199 }
2200
2201 static void
2202 remove_unused_fwd_ports(void)
2203 {
2204         int i;
2205         int last_port_idx = nb_ports - 1;
2206
2207         for (i = 0; i <= last_port_idx; i++) { /* iterate in ports_ids */
2208                 if (rte_eth_devices[ports_ids[i]].state != RTE_ETH_DEV_UNUSED)
2209                         continue;
2210                 /* skip unused ports at the end */
2211                 while (i <= last_port_idx &&
2212                                 rte_eth_devices[ports_ids[last_port_idx]].state
2213                                 == RTE_ETH_DEV_UNUSED)
2214                         last_port_idx--;
2215                 if (last_port_idx < i)
2216                         break;
2217                 /* overwrite unused port with last valid port */
2218                 ports_ids[i] = ports_ids[last_port_idx];
2219                 /* decrease ports count */
2220                 last_port_idx--;
2221         }
2222         nb_ports = rte_eth_dev_count_avail();
2223         update_fwd_ports(RTE_MAX_ETHPORTS);
2224 }
2225
2226 void
2227 close_port(portid_t pid)
2228 {
2229         portid_t pi;
2230         struct rte_port *port;
2231
2232         if (port_id_is_invalid(pid, ENABLED_WARN))
2233                 return;
2234
2235         printf("Closing ports...\n");
2236
2237         RTE_ETH_FOREACH_DEV(pi) {
2238                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
2239                         continue;
2240
2241                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
2242                         printf("Please remove port %d from forwarding configuration.\n", pi);
2243                         continue;
2244                 }
2245
2246                 if (port_is_bonding_slave(pi)) {
2247                         printf("Please remove port %d from bonded device.\n", pi);
2248                         continue;
2249                 }
2250
2251                 port = &ports[pi];
2252                 if (rte_atomic16_cmpset(&(port->port_status),
2253                         RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) {
2254                         printf("Port %d is already closed\n", pi);
2255                         continue;
2256                 }
2257
2258                 if (rte_atomic16_cmpset(&(port->port_status),
2259                         RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) {
2260                         printf("Port %d is now not stopped\n", pi);
2261                         continue;
2262                 }
2263
2264                 if (port->flow_list)
2265                         port_flow_flush(pi);
2266                 rte_eth_dev_close(pi);
2267
2268                 if (rte_atomic16_cmpset(&(port->port_status),
2269                         RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0)
2270                         printf("Port %d cannot be set to closed\n", pi);
2271         }
2272
2273         printf("Done\n");
2274 }
2275
2276 void
2277 reset_port(portid_t pid)
2278 {
2279         int diag;
2280         portid_t pi;
2281         struct rte_port *port;
2282
2283         if (port_id_is_invalid(pid, ENABLED_WARN))
2284                 return;
2285
2286         printf("Resetting ports...\n");
2287
2288         RTE_ETH_FOREACH_DEV(pi) {
2289                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
2290                         continue;
2291
2292                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
2293                         printf("Please remove port %d from forwarding "
2294                                "configuration.\n", pi);
2295                         continue;
2296                 }
2297
2298                 if (port_is_bonding_slave(pi)) {
2299                         printf("Please remove port %d from bonded device.\n",
2300                                pi);
2301                         continue;
2302                 }
2303
2304                 diag = rte_eth_dev_reset(pi);
2305                 if (diag == 0) {
2306                         port = &ports[pi];
2307                         port->need_reconfig = 1;
2308                         port->need_reconfig_queues = 1;
2309                 } else {
2310                         printf("Failed to reset port %d. diag=%d\n", pi, diag);
2311                 }
2312         }
2313
2314         printf("Done\n");
2315 }
2316
2317 void
2318 attach_port(char *identifier)
2319 {
2320         portid_t pi = 0;
2321         unsigned int socket_id;
2322
2323         printf("Attaching a new port...\n");
2324
2325         if (identifier == NULL) {
2326                 printf("Invalid parameters are specified\n");
2327                 return;
2328         }
2329
2330         if (rte_eth_dev_attach(identifier, &pi))
2331                 return;
2332
2333         socket_id = (unsigned)rte_eth_dev_socket_id(pi);
2334         /* if socket_id is invalid, set to the first available socket. */
2335         if (check_socket_id(socket_id) < 0)
2336                 socket_id = socket_ids[0];
2337         reconfig(pi, socket_id);
2338         rte_eth_promiscuous_enable(pi);
2339
2340         ports_ids[nb_ports] = pi;
2341         nb_ports = rte_eth_dev_count_avail();
2342
2343         ports[pi].port_status = RTE_PORT_STOPPED;
2344
2345         update_fwd_ports(pi);
2346
2347         printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports);
2348         printf("Done\n");
2349 }
2350
2351 void
2352 detach_port(portid_t port_id)
2353 {
2354         char name[RTE_ETH_NAME_MAX_LEN];
2355
2356         printf("Detaching a port...\n");
2357
2358         if (!port_is_closed(port_id)) {
2359                 if (ports[port_id].port_status != RTE_PORT_STOPPED) {
2360                         printf("Port not stopped\n");
2361                         return;
2362                 }
2363                 printf("Port was not closed\n");
2364                 if (ports[port_id].flow_list)
2365                         port_flow_flush(port_id);
2366         }
2367
2368         if (rte_eth_dev_detach(port_id, name)) {
2369                 TESTPMD_LOG(ERR, "Failed to detach port %u\n", port_id);
2370                 return;
2371         }
2372
2373         remove_unused_fwd_ports();
2374
2375         printf("Port %u is detached. Now total ports is %d\n",
2376                         port_id, nb_ports);
2377         printf("Done\n");
2378         return;
2379 }
2380
2381 void
2382 pmd_test_exit(void)
2383 {
2384         struct rte_device *device;
2385         portid_t pt_id;
2386         int ret;
2387
2388         if (test_done == 0)
2389                 stop_packet_forwarding();
2390
2391         if (ports != NULL) {
2392                 no_link_check = 1;
2393                 RTE_ETH_FOREACH_DEV(pt_id) {
2394                         printf("\nShutting down port %d...\n", pt_id);
2395                         fflush(stdout);
2396                         stop_port(pt_id);
2397                         close_port(pt_id);
2398
2399                         /*
2400                          * This is a workaround to fix a virtio-user issue that
2401                          * requires to call clean-up routine to remove existing
2402                          * socket.
2403                          * This workaround valid only for testpmd, needs a fix
2404                          * valid for all applications.
2405                          * TODO: Implement proper resource cleanup
2406                          */
2407                         device = rte_eth_devices[pt_id].device;
2408                         if (device && !strcmp(device->driver->name, "net_virtio_user"))
2409                                 detach_port(pt_id);
2410                 }
2411         }
2412
2413         if (hot_plug) {
2414                 ret = rte_dev_event_monitor_stop();
2415                 if (ret) {
2416                         RTE_LOG(ERR, EAL,
2417                                 "fail to stop device event monitor.");
2418                         return;
2419                 }
2420
2421                 ret = rte_dev_event_callback_unregister(NULL,
2422                         eth_dev_event_callback, NULL);
2423                 if (ret < 0) {
2424                         RTE_LOG(ERR, EAL,
2425                                 "fail to unregister device event callback.\n");
2426                         return;
2427                 }
2428
2429                 ret = rte_dev_hotplug_handle_disable();
2430                 if (ret) {
2431                         RTE_LOG(ERR, EAL,
2432                                 "fail to disable hotplug handling.\n");
2433                         return;
2434                 }
2435         }
2436
2437         printf("\nBye...\n");
2438 }
2439
2440 typedef void (*cmd_func_t)(void);
2441 struct pmd_test_command {
2442         const char *cmd_name;
2443         cmd_func_t cmd_func;
2444 };
2445
2446 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0]))
2447
2448 /* Check the link status of all ports in up to 9s, and print them finally */
2449 static void
2450 check_all_ports_link_status(uint32_t port_mask)
2451 {
2452 #define CHECK_INTERVAL 100 /* 100ms */
2453 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
2454         portid_t portid;
2455         uint8_t count, all_ports_up, print_flag = 0;
2456         struct rte_eth_link link;
2457
2458         printf("Checking link statuses...\n");
2459         fflush(stdout);
2460         for (count = 0; count <= MAX_CHECK_TIME; count++) {
2461                 all_ports_up = 1;
2462                 RTE_ETH_FOREACH_DEV(portid) {
2463                         if ((port_mask & (1 << portid)) == 0)
2464                                 continue;
2465                         memset(&link, 0, sizeof(link));
2466                         rte_eth_link_get_nowait(portid, &link);
2467                         /* print link status if flag set */
2468                         if (print_flag == 1) {
2469                                 if (link.link_status)
2470                                         printf(
2471                                         "Port%d Link Up. speed %u Mbps- %s\n",
2472                                         portid, link.link_speed,
2473                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
2474                                         ("full-duplex") : ("half-duplex\n"));
2475                                 else
2476                                         printf("Port %d Link Down\n", portid);
2477                                 continue;
2478                         }
2479                         /* clear all_ports_up flag if any link down */
2480                         if (link.link_status == ETH_LINK_DOWN) {
2481                                 all_ports_up = 0;
2482                                 break;
2483                         }
2484                 }
2485                 /* after finally printing all link status, get out */
2486                 if (print_flag == 1)
2487                         break;
2488
2489                 if (all_ports_up == 0) {
2490                         fflush(stdout);
2491                         rte_delay_ms(CHECK_INTERVAL);
2492                 }
2493
2494                 /* set the print_flag if all ports up or timeout */
2495                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
2496                         print_flag = 1;
2497                 }
2498
2499                 if (lsc_interrupt)
2500                         break;
2501         }
2502 }
2503
2504 static void
2505 rmv_event_callback(void *arg)
2506 {
2507         int need_to_start = 0;
2508         int org_no_link_check = no_link_check;
2509         portid_t port_id = (intptr_t)arg;
2510
2511         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2512
2513         if (!test_done && port_is_forwarding(port_id)) {
2514                 need_to_start = 1;
2515                 stop_packet_forwarding();
2516         }
2517         no_link_check = 1;
2518         stop_port(port_id);
2519         no_link_check = org_no_link_check;
2520         close_port(port_id);
2521         detach_port(port_id);
2522         if (need_to_start)
2523                 start_packet_forwarding(0);
2524 }
2525
2526 /* This function is used by the interrupt thread */
2527 static int
2528 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param,
2529                   void *ret_param)
2530 {
2531         static const char * const event_desc[] = {
2532                 [RTE_ETH_EVENT_UNKNOWN] = "Unknown",
2533                 [RTE_ETH_EVENT_INTR_LSC] = "LSC",
2534                 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state",
2535                 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset",
2536                 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox",
2537                 [RTE_ETH_EVENT_IPSEC] = "IPsec",
2538                 [RTE_ETH_EVENT_MACSEC] = "MACsec",
2539                 [RTE_ETH_EVENT_INTR_RMV] = "device removal",
2540                 [RTE_ETH_EVENT_NEW] = "device probed",
2541                 [RTE_ETH_EVENT_DESTROY] = "device released",
2542                 [RTE_ETH_EVENT_MAX] = NULL,
2543         };
2544
2545         RTE_SET_USED(param);
2546         RTE_SET_USED(ret_param);
2547
2548         if (type >= RTE_ETH_EVENT_MAX) {
2549                 fprintf(stderr, "\nPort %" PRIu16 ": %s called upon invalid event %d\n",
2550                         port_id, __func__, type);
2551                 fflush(stderr);
2552         } else if (event_print_mask & (UINT32_C(1) << type)) {
2553                 printf("\nPort %" PRIu16 ": %s event\n", port_id,
2554                         event_desc[type]);
2555                 fflush(stdout);
2556         }
2557
2558         if (port_id_is_invalid(port_id, DISABLED_WARN))
2559                 return 0;
2560
2561         switch (type) {
2562         case RTE_ETH_EVENT_INTR_RMV:
2563                 if (rte_eal_alarm_set(100000,
2564                                 rmv_event_callback, (void *)(intptr_t)port_id))
2565                         fprintf(stderr, "Could not set up deferred device removal\n");
2566                 break;
2567         default:
2568                 break;
2569         }
2570         return 0;
2571 }
2572
2573 /* This function is used by the interrupt thread */
2574 static void
2575 eth_dev_event_callback(const char *device_name, enum rte_dev_event_type type,
2576                              __rte_unused void *arg)
2577 {
2578         uint16_t port_id;
2579         int ret;
2580
2581         if (type >= RTE_DEV_EVENT_MAX) {
2582                 fprintf(stderr, "%s called upon invalid event %d\n",
2583                         __func__, type);
2584                 fflush(stderr);
2585         }
2586
2587         switch (type) {
2588         case RTE_DEV_EVENT_REMOVE:
2589                 RTE_LOG(ERR, EAL, "The device: %s has been removed!\n",
2590                         device_name);
2591                 ret = rte_eth_dev_get_port_by_name(device_name, &port_id);
2592                 if (ret) {
2593                         RTE_LOG(ERR, EAL, "can not get port by device %s!\n",
2594                                 device_name);
2595                         return;
2596                 }
2597                 rmv_event_callback((void *)(intptr_t)port_id);
2598                 break;
2599         case RTE_DEV_EVENT_ADD:
2600                 RTE_LOG(ERR, EAL, "The device: %s has been added!\n",
2601                         device_name);
2602                 /* TODO: After finish kernel driver binding,
2603                  * begin to attach port.
2604                  */
2605                 break;
2606         default:
2607                 break;
2608         }
2609 }
2610
2611 static int
2612 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port)
2613 {
2614         uint16_t i;
2615         int diag;
2616         uint8_t mapping_found = 0;
2617
2618         for (i = 0; i < nb_tx_queue_stats_mappings; i++) {
2619                 if ((tx_queue_stats_mappings[i].port_id == port_id) &&
2620                                 (tx_queue_stats_mappings[i].queue_id < nb_txq )) {
2621                         diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id,
2622                                         tx_queue_stats_mappings[i].queue_id,
2623                                         tx_queue_stats_mappings[i].stats_counter_id);
2624                         if (diag != 0)
2625                                 return diag;
2626                         mapping_found = 1;
2627                 }
2628         }
2629         if (mapping_found)
2630                 port->tx_queue_stats_mapping_enabled = 1;
2631         return 0;
2632 }
2633
2634 static int
2635 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port)
2636 {
2637         uint16_t i;
2638         int diag;
2639         uint8_t mapping_found = 0;
2640
2641         for (i = 0; i < nb_rx_queue_stats_mappings; i++) {
2642                 if ((rx_queue_stats_mappings[i].port_id == port_id) &&
2643                                 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) {
2644                         diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id,
2645                                         rx_queue_stats_mappings[i].queue_id,
2646                                         rx_queue_stats_mappings[i].stats_counter_id);
2647                         if (diag != 0)
2648                                 return diag;
2649                         mapping_found = 1;
2650                 }
2651         }
2652         if (mapping_found)
2653                 port->rx_queue_stats_mapping_enabled = 1;
2654         return 0;
2655 }
2656
2657 static void
2658 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port)
2659 {
2660         int diag = 0;
2661
2662         diag = set_tx_queue_stats_mapping_registers(pi, port);
2663         if (diag != 0) {
2664                 if (diag == -ENOTSUP) {
2665                         port->tx_queue_stats_mapping_enabled = 0;
2666                         printf("TX queue stats mapping not supported port id=%d\n", pi);
2667                 }
2668                 else
2669                         rte_exit(EXIT_FAILURE,
2670                                         "set_tx_queue_stats_mapping_registers "
2671                                         "failed for port id=%d diag=%d\n",
2672                                         pi, diag);
2673         }
2674
2675         diag = set_rx_queue_stats_mapping_registers(pi, port);
2676         if (diag != 0) {
2677                 if (diag == -ENOTSUP) {
2678                         port->rx_queue_stats_mapping_enabled = 0;
2679                         printf("RX queue stats mapping not supported port id=%d\n", pi);
2680                 }
2681                 else
2682                         rte_exit(EXIT_FAILURE,
2683                                         "set_rx_queue_stats_mapping_registers "
2684                                         "failed for port id=%d diag=%d\n",
2685                                         pi, diag);
2686         }
2687 }
2688
2689 static void
2690 rxtx_port_config(struct rte_port *port)
2691 {
2692         uint16_t qid;
2693
2694         for (qid = 0; qid < nb_rxq; qid++) {
2695                 port->rx_conf[qid] = port->dev_info.default_rxconf;
2696
2697                 /* Check if any Rx parameters have been passed */
2698                 if (rx_pthresh != RTE_PMD_PARAM_UNSET)
2699                         port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh;
2700
2701                 if (rx_hthresh != RTE_PMD_PARAM_UNSET)
2702                         port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh;
2703
2704                 if (rx_wthresh != RTE_PMD_PARAM_UNSET)
2705                         port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh;
2706
2707                 if (rx_free_thresh != RTE_PMD_PARAM_UNSET)
2708                         port->rx_conf[qid].rx_free_thresh = rx_free_thresh;
2709
2710                 if (rx_drop_en != RTE_PMD_PARAM_UNSET)
2711                         port->rx_conf[qid].rx_drop_en = rx_drop_en;
2712
2713                 port->nb_rx_desc[qid] = nb_rxd;
2714         }
2715
2716         for (qid = 0; qid < nb_txq; qid++) {
2717                 port->tx_conf[qid] = port->dev_info.default_txconf;
2718
2719                 /* Check if any Tx parameters have been passed */
2720                 if (tx_pthresh != RTE_PMD_PARAM_UNSET)
2721                         port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh;
2722
2723                 if (tx_hthresh != RTE_PMD_PARAM_UNSET)
2724                         port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh;
2725
2726                 if (tx_wthresh != RTE_PMD_PARAM_UNSET)
2727                         port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh;
2728
2729                 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET)
2730                         port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh;
2731
2732                 if (tx_free_thresh != RTE_PMD_PARAM_UNSET)
2733                         port->tx_conf[qid].tx_free_thresh = tx_free_thresh;
2734
2735                 port->nb_tx_desc[qid] = nb_txd;
2736         }
2737 }
2738
2739 void
2740 init_port_config(void)
2741 {
2742         portid_t pid;
2743         struct rte_port *port;
2744
2745         RTE_ETH_FOREACH_DEV(pid) {
2746                 port = &ports[pid];
2747                 port->dev_conf.fdir_conf = fdir_conf;
2748                 rte_eth_dev_info_get(pid, &port->dev_info);
2749                 if (nb_rxq > 1) {
2750                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
2751                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf =
2752                                 rss_hf & port->dev_info.flow_type_rss_offloads;
2753                 } else {
2754                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
2755                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0;
2756                 }
2757
2758                 if (port->dcb_flag == 0) {
2759                         if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
2760                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
2761                         else
2762                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE;
2763                 }
2764
2765                 rxtx_port_config(port);
2766
2767                 rte_eth_macaddr_get(pid, &port->eth_addr);
2768
2769                 map_port_queue_stats_mapping_registers(pid, port);
2770 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS
2771                 rte_pmd_ixgbe_bypass_init(pid);
2772 #endif
2773
2774                 if (lsc_interrupt &&
2775                     (rte_eth_devices[pid].data->dev_flags &
2776                      RTE_ETH_DEV_INTR_LSC))
2777                         port->dev_conf.intr_conf.lsc = 1;
2778                 if (rmv_interrupt &&
2779                     (rte_eth_devices[pid].data->dev_flags &
2780                      RTE_ETH_DEV_INTR_RMV))
2781                         port->dev_conf.intr_conf.rmv = 1;
2782         }
2783 }
2784
2785 void set_port_slave_flag(portid_t slave_pid)
2786 {
2787         struct rte_port *port;
2788
2789         port = &ports[slave_pid];
2790         port->slave_flag = 1;
2791 }
2792
2793 void clear_port_slave_flag(portid_t slave_pid)
2794 {
2795         struct rte_port *port;
2796
2797         port = &ports[slave_pid];
2798         port->slave_flag = 0;
2799 }
2800
2801 uint8_t port_is_bonding_slave(portid_t slave_pid)
2802 {
2803         struct rte_port *port;
2804
2805         port = &ports[slave_pid];
2806         if ((rte_eth_devices[slave_pid].data->dev_flags &
2807             RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1))
2808                 return 1;
2809         return 0;
2810 }
2811
2812 const uint16_t vlan_tags[] = {
2813                 0,  1,  2,  3,  4,  5,  6,  7,
2814                 8,  9, 10, 11,  12, 13, 14, 15,
2815                 16, 17, 18, 19, 20, 21, 22, 23,
2816                 24, 25, 26, 27, 28, 29, 30, 31
2817 };
2818
2819 static  int
2820 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf,
2821                  enum dcb_mode_enable dcb_mode,
2822                  enum rte_eth_nb_tcs num_tcs,
2823                  uint8_t pfc_en)
2824 {
2825         uint8_t i;
2826         int32_t rc;
2827         struct rte_eth_rss_conf rss_conf;
2828
2829         /*
2830          * Builds up the correct configuration for dcb+vt based on the vlan tags array
2831          * given above, and the number of traffic classes available for use.
2832          */
2833         if (dcb_mode == DCB_VT_ENABLED) {
2834                 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf =
2835                                 &eth_conf->rx_adv_conf.vmdq_dcb_conf;
2836                 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf =
2837                                 &eth_conf->tx_adv_conf.vmdq_dcb_tx_conf;
2838
2839                 /* VMDQ+DCB RX and TX configurations */
2840                 vmdq_rx_conf->enable_default_pool = 0;
2841                 vmdq_rx_conf->default_pool = 0;
2842                 vmdq_rx_conf->nb_queue_pools =
2843                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
2844                 vmdq_tx_conf->nb_queue_pools =
2845                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
2846
2847                 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools;
2848                 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) {
2849                         vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i];
2850                         vmdq_rx_conf->pool_map[i].pools =
2851                                 1 << (i % vmdq_rx_conf->nb_queue_pools);
2852                 }
2853                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
2854                         vmdq_rx_conf->dcb_tc[i] = i % num_tcs;
2855                         vmdq_tx_conf->dcb_tc[i] = i % num_tcs;
2856                 }
2857
2858                 /* set DCB mode of RX and TX of multiple queues */
2859                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB;
2860                 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB;
2861         } else {
2862                 struct rte_eth_dcb_rx_conf *rx_conf =
2863                                 &eth_conf->rx_adv_conf.dcb_rx_conf;
2864                 struct rte_eth_dcb_tx_conf *tx_conf =
2865                                 &eth_conf->tx_adv_conf.dcb_tx_conf;
2866
2867                 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf);
2868                 if (rc != 0)
2869                         return rc;
2870
2871                 rx_conf->nb_tcs = num_tcs;
2872                 tx_conf->nb_tcs = num_tcs;
2873
2874                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
2875                         rx_conf->dcb_tc[i] = i % num_tcs;
2876                         tx_conf->dcb_tc[i] = i % num_tcs;
2877                 }
2878
2879                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS;
2880                 eth_conf->rx_adv_conf.rss_conf = rss_conf;
2881                 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB;
2882         }
2883
2884         if (pfc_en)
2885                 eth_conf->dcb_capability_en =
2886                                 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT;
2887         else
2888                 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT;
2889
2890         return 0;
2891 }
2892
2893 int
2894 init_port_dcb_config(portid_t pid,
2895                      enum dcb_mode_enable dcb_mode,
2896                      enum rte_eth_nb_tcs num_tcs,
2897                      uint8_t pfc_en)
2898 {
2899         struct rte_eth_conf port_conf;
2900         struct rte_port *rte_port;
2901         int retval;
2902         uint16_t i;
2903
2904         rte_port = &ports[pid];
2905
2906         memset(&port_conf, 0, sizeof(struct rte_eth_conf));
2907         /* Enter DCB configuration status */
2908         dcb_config = 1;
2909
2910         port_conf.rxmode = rte_port->dev_conf.rxmode;
2911         port_conf.txmode = rte_port->dev_conf.txmode;
2912
2913         /*set configuration of DCB in vt mode and DCB in non-vt mode*/
2914         retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en);
2915         if (retval < 0)
2916                 return retval;
2917         port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
2918
2919         /* re-configure the device . */
2920         rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf);
2921
2922         rte_eth_dev_info_get(pid, &rte_port->dev_info);
2923
2924         /* If dev_info.vmdq_pool_base is greater than 0,
2925          * the queue id of vmdq pools is started after pf queues.
2926          */
2927         if (dcb_mode == DCB_VT_ENABLED &&
2928             rte_port->dev_info.vmdq_pool_base > 0) {
2929                 printf("VMDQ_DCB multi-queue mode is nonsensical"
2930                         " for port %d.", pid);
2931                 return -1;
2932         }
2933
2934         /* Assume the ports in testpmd have the same dcb capability
2935          * and has the same number of rxq and txq in dcb mode
2936          */
2937         if (dcb_mode == DCB_VT_ENABLED) {
2938                 if (rte_port->dev_info.max_vfs > 0) {
2939                         nb_rxq = rte_port->dev_info.nb_rx_queues;
2940                         nb_txq = rte_port->dev_info.nb_tx_queues;
2941                 } else {
2942                         nb_rxq = rte_port->dev_info.max_rx_queues;
2943                         nb_txq = rte_port->dev_info.max_tx_queues;
2944                 }
2945         } else {
2946                 /*if vt is disabled, use all pf queues */
2947                 if (rte_port->dev_info.vmdq_pool_base == 0) {
2948                         nb_rxq = rte_port->dev_info.max_rx_queues;
2949                         nb_txq = rte_port->dev_info.max_tx_queues;
2950                 } else {
2951                         nb_rxq = (queueid_t)num_tcs;
2952                         nb_txq = (queueid_t)num_tcs;
2953
2954                 }
2955         }
2956         rx_free_thresh = 64;
2957
2958         memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf));
2959
2960         rxtx_port_config(rte_port);
2961         /* VLAN filter */
2962         rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
2963         for (i = 0; i < RTE_DIM(vlan_tags); i++)
2964                 rx_vft_set(pid, vlan_tags[i], 1);
2965
2966         rte_eth_macaddr_get(pid, &rte_port->eth_addr);
2967         map_port_queue_stats_mapping_registers(pid, rte_port);
2968
2969         rte_port->dcb_flag = 1;
2970
2971         return 0;
2972 }
2973
2974 static void
2975 init_port(void)
2976 {
2977         /* Configuration of Ethernet ports. */
2978         ports = rte_zmalloc("testpmd: ports",
2979                             sizeof(struct rte_port) * RTE_MAX_ETHPORTS,
2980                             RTE_CACHE_LINE_SIZE);
2981         if (ports == NULL) {
2982                 rte_exit(EXIT_FAILURE,
2983                                 "rte_zmalloc(%d struct rte_port) failed\n",
2984                                 RTE_MAX_ETHPORTS);
2985         }
2986
2987         /* Initialize ports NUMA structures */
2988         memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
2989         memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
2990         memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS);
2991 }
2992
2993 static void
2994 force_quit(void)
2995 {
2996         pmd_test_exit();
2997         prompt_exit();
2998 }
2999
3000 static void
3001 print_stats(void)
3002 {
3003         uint8_t i;
3004         const char clr[] = { 27, '[', '2', 'J', '\0' };
3005         const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' };
3006
3007         /* Clear screen and move to top left */
3008         printf("%s%s", clr, top_left);
3009
3010         printf("\nPort statistics ====================================");
3011         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
3012                 nic_stats_display(fwd_ports_ids[i]);
3013 }
3014
3015 static void
3016 signal_handler(int signum)
3017 {
3018         if (signum == SIGINT || signum == SIGTERM) {
3019                 printf("\nSignal %d received, preparing to exit...\n",
3020                                 signum);
3021 #ifdef RTE_LIBRTE_PDUMP
3022                 /* uninitialize packet capture framework */
3023                 rte_pdump_uninit();
3024 #endif
3025 #ifdef RTE_LIBRTE_LATENCY_STATS
3026                 rte_latencystats_uninit();
3027 #endif
3028                 force_quit();
3029                 /* Set flag to indicate the force termination. */
3030                 f_quit = 1;
3031                 /* exit with the expected status */
3032                 signal(signum, SIG_DFL);
3033                 kill(getpid(), signum);
3034         }
3035 }
3036
3037 int
3038 main(int argc, char** argv)
3039 {
3040         int diag;
3041         portid_t port_id;
3042         uint16_t count;
3043         int ret;
3044
3045         signal(SIGINT, signal_handler);
3046         signal(SIGTERM, signal_handler);
3047
3048         diag = rte_eal_init(argc, argv);
3049         if (diag < 0)
3050                 rte_panic("Cannot init EAL\n");
3051
3052         testpmd_logtype = rte_log_register("testpmd");
3053         if (testpmd_logtype < 0)
3054                 rte_panic("Cannot register log type");
3055         rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG);
3056
3057 #ifdef RTE_LIBRTE_PDUMP
3058         /* initialize packet capture framework */
3059         rte_pdump_init(NULL);
3060 #endif
3061
3062         count = 0;
3063         RTE_ETH_FOREACH_DEV(port_id) {
3064                 ports_ids[count] = port_id;
3065                 count++;
3066         }
3067         nb_ports = (portid_t) count;
3068         if (nb_ports == 0)
3069                 TESTPMD_LOG(WARNING, "No probed ethernet devices\n");
3070
3071         /* allocate port structures, and init them */
3072         init_port();
3073
3074         set_def_fwd_config();
3075         if (nb_lcores == 0)
3076                 rte_panic("Empty set of forwarding logical cores - check the "
3077                           "core mask supplied in the command parameters\n");
3078
3079         /* Bitrate/latency stats disabled by default */
3080 #ifdef RTE_LIBRTE_BITRATE
3081         bitrate_enabled = 0;
3082 #endif
3083 #ifdef RTE_LIBRTE_LATENCY_STATS
3084         latencystats_enabled = 0;
3085 #endif
3086
3087         /* on FreeBSD, mlockall() is disabled by default */
3088 #ifdef RTE_EXEC_ENV_BSDAPP
3089         do_mlockall = 0;
3090 #else
3091         do_mlockall = 1;
3092 #endif
3093
3094         argc -= diag;
3095         argv += diag;
3096         if (argc > 1)
3097                 launch_args_parse(argc, argv);
3098
3099         if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) {
3100                 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n",
3101                         strerror(errno));
3102         }
3103
3104         if (tx_first && interactive)
3105                 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on "
3106                                 "interactive mode.\n");
3107
3108         if (tx_first && lsc_interrupt) {
3109                 printf("Warning: lsc_interrupt needs to be off when "
3110                                 " using tx_first. Disabling.\n");
3111                 lsc_interrupt = 0;
3112         }
3113
3114         if (!nb_rxq && !nb_txq)
3115                 printf("Warning: Either rx or tx queues should be non-zero\n");
3116
3117         if (nb_rxq > 1 && nb_rxq > nb_txq)
3118                 printf("Warning: nb_rxq=%d enables RSS configuration, "
3119                        "but nb_txq=%d will prevent to fully test it.\n",
3120                        nb_rxq, nb_txq);
3121
3122         init_config();
3123
3124         if (hot_plug) {
3125                 ret = rte_dev_hotplug_handle_enable();
3126                 if (ret) {
3127                         RTE_LOG(ERR, EAL,
3128                                 "fail to enable hotplug handling.");
3129                         return -1;
3130                 }
3131
3132                 ret = rte_dev_event_monitor_start();
3133                 if (ret) {
3134                         RTE_LOG(ERR, EAL,
3135                                 "fail to start device event monitoring.");
3136                         return -1;
3137                 }
3138
3139                 ret = rte_dev_event_callback_register(NULL,
3140                         eth_dev_event_callback, NULL);
3141                 if (ret) {
3142                         RTE_LOG(ERR, EAL,
3143                                 "fail  to register device event callback\n");
3144                         return -1;
3145                 }
3146         }
3147
3148         if (start_port(RTE_PORT_ALL) != 0)
3149                 rte_exit(EXIT_FAILURE, "Start ports failed\n");
3150
3151         /* set all ports to promiscuous mode by default */
3152         RTE_ETH_FOREACH_DEV(port_id)
3153                 rte_eth_promiscuous_enable(port_id);
3154
3155         /* Init metrics library */
3156         rte_metrics_init(rte_socket_id());
3157
3158 #ifdef RTE_LIBRTE_LATENCY_STATS
3159         if (latencystats_enabled != 0) {
3160                 int ret = rte_latencystats_init(1, NULL);
3161                 if (ret)
3162                         printf("Warning: latencystats init()"
3163                                 " returned error %d\n", ret);
3164                 printf("Latencystats running on lcore %d\n",
3165                         latencystats_lcore_id);
3166         }
3167 #endif
3168
3169         /* Setup bitrate stats */
3170 #ifdef RTE_LIBRTE_BITRATE
3171         if (bitrate_enabled != 0) {
3172                 bitrate_data = rte_stats_bitrate_create();
3173                 if (bitrate_data == NULL)
3174                         rte_exit(EXIT_FAILURE,
3175                                 "Could not allocate bitrate data.\n");
3176                 rte_stats_bitrate_reg(bitrate_data);
3177         }
3178 #endif
3179
3180 #ifdef RTE_LIBRTE_CMDLINE
3181         if (strlen(cmdline_filename) != 0)
3182                 cmdline_read_from_file(cmdline_filename);
3183
3184         if (interactive == 1) {
3185                 if (auto_start) {
3186                         printf("Start automatic packet forwarding\n");
3187                         start_packet_forwarding(0);
3188                 }
3189                 prompt();
3190                 pmd_test_exit();
3191         } else
3192 #endif
3193         {
3194                 char c;
3195                 int rc;
3196
3197                 f_quit = 0;
3198
3199                 printf("No commandline core given, start packet forwarding\n");
3200                 start_packet_forwarding(tx_first);
3201                 if (stats_period != 0) {
3202                         uint64_t prev_time = 0, cur_time, diff_time = 0;
3203                         uint64_t timer_period;
3204
3205                         /* Convert to number of cycles */
3206                         timer_period = stats_period * rte_get_timer_hz();
3207
3208                         while (f_quit == 0) {
3209                                 cur_time = rte_get_timer_cycles();
3210                                 diff_time += cur_time - prev_time;
3211
3212                                 if (diff_time >= timer_period) {
3213                                         print_stats();
3214                                         /* Reset the timer */
3215                                         diff_time = 0;
3216                                 }
3217                                 /* Sleep to avoid unnecessary checks */
3218                                 prev_time = cur_time;
3219                                 sleep(1);
3220                         }
3221                 }
3222
3223                 printf("Press enter to exit\n");
3224                 rc = read(0, &c, 1);
3225                 pmd_test_exit();
3226                 if (rc < 0)
3227                         return 1;
3228         }
3229
3230         return 0;
3231 }