app/test-pmd/testpmd.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <stdarg.h>
  35 #include <stdio.h>
  36 #include <stdlib.h>
  37 #include <signal.h>
  38 #include <string.h>
  39 #include <time.h>
  40 #include <fcntl.h>
  41 #include <sys/types.h>
  42 #include <errno.h>
  43
  44 #include <sys/queue.h>
  45 #include <sys/stat.h>
  46
  47 #include <stdint.h>
  48 #include <unistd.h>
  49 #include <inttypes.h>
  50
  51 #include <rte_common.h>
  52 #include <rte_byteorder.h>
  53 #include <rte_log.h>
  54 #include <rte_debug.h>
  55 #include <rte_cycles.h>
  56 #include <rte_memory.h>
  57 #include <rte_memcpy.h>
  58 #include <rte_memzone.h>
  59 #include <rte_launch.h>
  60 #include <rte_eal.h>
  61 #include <rte_per_lcore.h>
  62 #include <rte_lcore.h>
  63 #include <rte_atomic.h>
  64 #include <rte_branch_prediction.h>
  65 #include <rte_ring.h>
  66 #include <rte_mempool.h>
  67 #include <rte_malloc.h>
  68 #include <rte_mbuf.h>
  69 #include <rte_interrupts.h>
  70 #include <rte_pci.h>
  71 #include <rte_ether.h>
  72 #include <rte_ethdev.h>
  73 #include <rte_dev.h>
  74 #include <rte_string_fns.h>
  75 #ifdef RTE_LIBRTE_PMD_XENVIRT
  76 #include <rte_eth_xenvirt.h>
  77 #endif
  78
  79 #include "testpmd.h"
  80 #include "mempool_osdep.h"
  81
  82 uint16_t verbose_level = 0; /**< Silent by default. */
  83
  84 /* use master core for command line ? */
  85 uint8_t interactive = 0;
  86 uint8_t auto_start = 0;
  87
  88 /*
  89  * NUMA support configuration.
  90  * When set, the NUMA support attempts to dispatch the allocation of the
  91  * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the
  92  * probed ports among the CPU sockets 0 and 1.
  93  * Otherwise, all memory is allocated from CPU socket 0.
  94  */
  95 uint8_t numa_support = 0; /**< No numa support by default */
  96
  97 /*
  98  * In UMA mode,all memory is allocated from socket 0 if --socket-num is
  99  * not configured.
 100  */
 101 uint8_t socket_num = UMA_NO_CONFIG;
 102
 103 /*
 104  * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs.
 105  */
 106 uint8_t mp_anon = 0;
 107
 108 /*
 109  * Record the Ethernet address of peer target ports to which packets are
 110  * forwarded.
 111  * Must be instanciated with the ethernet addresses of peer traffic generator
 112  * ports.
 113  */
 114 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS];
 115 portid_t nb_peer_eth_addrs = 0;
 116
 117 /*
 118  * Probed Target Environment.
 119  */
 120 struct rte_port *ports;        /**< For all probed ethernet ports. */
 121 portid_t nb_ports;             /**< Number of probed ethernet ports. */
 122 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */
 123 lcoreid_t nb_lcores;           /**< Number of probed logical cores. */
 124
 125 /*
 126  * Test Forwarding Configuration.
 127  *    nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores
 128  *    nb_fwd_ports  <= nb_cfg_ports  <= nb_ports
 129  */
 130 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */
 131 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */
 132 portid_t  nb_cfg_ports;  /**< Number of configured ports. */
 133 portid_t  nb_fwd_ports;  /**< Number of forwarding ports. */
 134
 135 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */
 136 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS];      /**< Port ids configuration. */
 137
 138 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */
 139 streamid_t nb_fwd_streams;       /**< Is equal to (nb_ports * nb_rxq). */
 140
 141 /*
 142  * Forwarding engines.
 143  */
 144 struct fwd_engine * fwd_engines[] = {
 145         &io_fwd_engine,
 146         &mac_fwd_engine,
 147         &mac_retry_fwd_engine,
 148         &mac_swap_engine,
 149         &flow_gen_engine,
 150         &rx_only_engine,
 151         &tx_only_engine,
 152         &csum_fwd_engine,
 153         &icmp_echo_engine,
 154 #ifdef RTE_LIBRTE_IEEE1588
 155         &ieee1588_fwd_engine,
 156 #endif
 157         NULL,
 158 };
 159
 160 struct fwd_config cur_fwd_config;
 161 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */
 162
 163 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */
 164 uint32_t param_total_num_mbufs = 0;  /**< number of mbufs in all pools - if
 165                                       * specified on command-line. */
 166
 167 /*
 168  * Configuration of packet segments used by the "txonly" processing engine.
 169  */
 170 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */
 171 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = {
 172         TXONLY_DEF_PACKET_LEN,
 173 };
 174 uint8_t  tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */
 175
 176 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF;
 177 /**< Split policy for packets to TX. */
 178
 179 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */
 180 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */
 181
 182 /* current configuration is in DCB or not,0 means it is not in DCB mode */
 183 uint8_t dcb_config = 0;
 184
 185 /* Whether the dcb is in testing status */
 186 uint8_t dcb_test = 0;
 187
 188 /*
 189  * Configurable number of RX/TX queues.
 190  */
 191 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */
 192 queueid_t nb_txq = 1; /**< Number of TX queues per port. */
 193
 194 /*
 195  * Configurable number of RX/TX ring descriptors.
 196  */
 197 #define RTE_TEST_RX_DESC_DEFAULT 128
 198 #define RTE_TEST_TX_DESC_DEFAULT 512
 199 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */
 200 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */
 201
 202 #define RTE_PMD_PARAM_UNSET -1
 203 /*
 204  * Configurable values of RX and TX ring threshold registers.
 205  */
 206
 207 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET;
 208 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET;
 209 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET;
 210
 211 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET;
 212 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET;
 213 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET;
 214
 215 /*
 216  * Configurable value of RX free threshold.
 217  */
 218 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET;
 219
 220 /*
 221  * Configurable value of RX drop enable.
 222  */
 223 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET;
 224
 225 /*
 226  * Configurable value of TX free threshold.
 227  */
 228 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET;
 229
 230 /*
 231  * Configurable value of TX RS bit threshold.
 232  */
 233 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET;
 234
 235 /*
 236  * Configurable value of TX queue flags.
 237  */
 238 int32_t txq_flags = RTE_PMD_PARAM_UNSET;
 239
 240 /*
 241  * Receive Side Scaling (RSS) configuration.
 242  */
 243 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */
 244
 245 /*
 246  * Port topology configuration
 247  */
 248 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */
 249
 250 /*
 251  * Avoids to flush all the RX streams before starts forwarding.
 252  */
 253 uint8_t no_flush_rx = 0; /* flush by default */
 254
 255 /*
 256  * Avoids to check link status when starting/stopping a port.
 257  */
 258 uint8_t no_link_check = 0; /* check by default */
 259
 260 /*
 261  * NIC bypass mode configuration options.
 262  */
 263 #ifdef RTE_NIC_BYPASS
 264
 265 /* The NIC bypass watchdog timeout. */
 266 uint32_t bypass_timeout = RTE_BYPASS_TMT_OFF;
 267
 268 #endif
 269
 270 /*
 271  * Ethernet device configuration.
 272  */
 273 struct rte_eth_rxmode rx_mode = {
 274         .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */
 275         .split_hdr_size = 0,
 276         .header_split   = 0, /**< Header Split disabled. */
 277         .hw_ip_checksum = 0, /**< IP checksum offload disabled. */
 278         .hw_vlan_filter = 1, /**< VLAN filtering enabled. */
 279         .hw_vlan_strip  = 1, /**< VLAN strip enabled. */
 280         .hw_vlan_extend = 0, /**< Extended VLAN disabled. */
 281         .jumbo_frame    = 0, /**< Jumbo Frame Support disabled. */
 282         .hw_strip_crc   = 0, /**< CRC stripping by hardware disabled. */
 283 };
 284
 285 struct rte_fdir_conf fdir_conf = {
 286         .mode = RTE_FDIR_MODE_NONE,
 287         .pballoc = RTE_FDIR_PBALLOC_64K,
 288         .status = RTE_FDIR_REPORT_STATUS,
 289         .mask = {
 290                 .vlan_tci_mask = 0x0,
 291                 .ipv4_mask     = {
 292                         .src_ip = 0xFFFFFFFF,
 293                         .dst_ip = 0xFFFFFFFF,
 294                 },
 295                 .ipv6_mask     = {
 296                         .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF},
 297                         .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF},
 298                 },
 299                 .src_port_mask = 0xFFFF,
 300                 .dst_port_mask = 0xFFFF,
 301                 .mac_addr_byte_mask = 0xFF,
 302                 .tunnel_type_mask = 1,
 303                 .tunnel_id_mask = 0xFFFFFFFF,
 304         },
 305         .drop_queue = 127,
 306 };
 307
 308 volatile int test_done = 1; /* stop packet forwarding when set to 1. */
 309
 310 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS];
 311 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS];
 312
 313 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array;
 314 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array;
 315
 316 uint16_t nb_tx_queue_stats_mappings = 0;
 317 uint16_t nb_rx_queue_stats_mappings = 0;
 318
 319 unsigned max_socket = 0;
 320
 321 /* Forward function declarations */
 322 static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port);
 323 static void check_all_ports_link_status(uint32_t port_mask);
 324
 325 /*
 326  * Check if all the ports are started.
 327  * If yes, return positive value. If not, return zero.
 328  */
 329 static int all_ports_started(void);
 330
 331 /*
 332  * Find next enabled port
 333  */
 334 portid_t
 335 find_next_port(portid_t p, struct rte_port *ports, int size)
 336 {
 337         if (ports == NULL)
 338                 rte_exit(-EINVAL, "failed to find a next port id\n");
 339
 340         while ((p < size) && (ports[p].enabled == 0))
 341                 p++;
 342         return p;
 343 }
 344
 345 /*
 346  * Setup default configuration.
 347  */
 348 static void
 349 set_default_fwd_lcores_config(void)
 350 {
 351         unsigned int i;
 352         unsigned int nb_lc;
 353         unsigned int sock_num;
 354
 355         nb_lc = 0;
 356         for (i = 0; i < RTE_MAX_LCORE; i++) {
 357                 if (! rte_lcore_is_enabled(i))
 358                         continue;
 359                 if (i == rte_get_master_lcore())
 360                         continue;
 361                 fwd_lcores_cpuids[nb_lc++] = i;
 362                 sock_num = rte_lcore_to_socket_id(i) + 1;
 363                 if (sock_num > max_socket) {
 364                         if (sock_num > RTE_MAX_NUMA_NODES)
 365                                 rte_exit(EXIT_FAILURE, "Total sockets greater than %u\n", RTE_MAX_NUMA_NODES);
 366                         max_socket = sock_num;
 367                 }
 368         }
 369         nb_lcores = (lcoreid_t) nb_lc;
 370         nb_cfg_lcores = nb_lcores;
 371         nb_fwd_lcores = 1;
 372 }
 373
 374 static void
 375 set_def_peer_eth_addrs(void)
 376 {
 377         portid_t i;
 378
 379         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 380                 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR;
 381                 peer_eth_addrs[i].addr_bytes[5] = i;
 382         }
 383 }
 384
 385 static void
 386 set_default_fwd_ports_config(void)
 387 {
 388         portid_t pt_id;
 389
 390         for (pt_id = 0; pt_id < nb_ports; pt_id++)
 391                 fwd_ports_ids[pt_id] = pt_id;
 392
 393         nb_cfg_ports = nb_ports;
 394         nb_fwd_ports = nb_ports;
 395 }
 396
 397 void
 398 set_def_fwd_config(void)
 399 {
 400         set_default_fwd_lcores_config();
 401         set_def_peer_eth_addrs();
 402         set_default_fwd_ports_config();
 403 }
 404
 405 /*
 406  * Configuration initialisation done once at init time.
 407  */
 408 static void
 409 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
 410                  unsigned int socket_id)
 411 {
 412         char pool_name[RTE_MEMPOOL_NAMESIZE];
 413         struct rte_mempool *rte_mp;
 414         uint32_t mb_size;
 415
 416         mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size;
 417         mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name));
 418
 419 #ifdef RTE_LIBRTE_PMD_XENVIRT
 420         rte_mp = rte_mempool_gntalloc_create(pool_name, nb_mbuf, mb_size,
 421                 (unsigned) mb_mempool_cache,
 422                 sizeof(struct rte_pktmbuf_pool_private),
 423                 rte_pktmbuf_pool_init, NULL,
 424                 rte_pktmbuf_init, NULL,
 425                 socket_id, 0);
 426
 427
 428
 429 #else
 430         if (mp_anon != 0)
 431                 rte_mp = mempool_anon_create(pool_name, nb_mbuf, mb_size,
 432                                     (unsigned) mb_mempool_cache,
 433                                     sizeof(struct rte_pktmbuf_pool_private),
 434                                     rte_pktmbuf_pool_init, NULL,
 435                                     rte_pktmbuf_init, NULL,
 436                                     socket_id, 0);
 437         else
 438                 /* wrapper to rte_mempool_create() */
 439                 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf,
 440                         mb_mempool_cache, 0, mbuf_seg_size, socket_id);
 441
 442 #endif
 443
 444         if (rte_mp == NULL) {
 445                 rte_exit(EXIT_FAILURE, "Creation of mbuf pool for socket %u "
 446                                                 "failed\n", socket_id);
 447         } else if (verbose_level > 0) {
 448                 rte_mempool_dump(stdout, rte_mp);
 449         }
 450 }
 451
 452 /*
 453  * Check given socket id is valid or not with NUMA mode,
 454  * if valid, return 0, else return -1
 455  */
 456 static int
 457 check_socket_id(const unsigned int socket_id)
 458 {
 459         static int warning_once = 0;
 460
 461         if (socket_id >= max_socket) {
 462                 if (!warning_once && numa_support)
 463                         printf("Warning: NUMA should be configured manually by"
 464                                " using --port-numa-config and"
 465                                " --ring-numa-config parameters along with"
 466                                " --numa.\n");
 467                 warning_once = 1;
 468                 return -1;
 469         }
 470         return 0;
 471 }
 472
 473 static void
 474 init_config(void)
 475 {
 476         portid_t pid;
 477         struct rte_port *port;
 478         struct rte_mempool *mbp;
 479         unsigned int nb_mbuf_per_pool;
 480         lcoreid_t  lc_id;
 481         uint8_t port_per_socket[RTE_MAX_NUMA_NODES];
 482
 483         memset(port_per_socket,0,RTE_MAX_NUMA_NODES);
 484         /* Configuration of logical cores. */
 485         fwd_lcores = rte_zmalloc("testpmd: fwd_lcores",
 486                                 sizeof(struct fwd_lcore *) * nb_lcores,
 487                                 RTE_CACHE_LINE_SIZE);
 488         if (fwd_lcores == NULL) {
 489                 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) "
 490                                                         "failed\n", nb_lcores);
 491         }
 492         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
 493                 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore",
 494                                                sizeof(struct fwd_lcore),
 495                                                RTE_CACHE_LINE_SIZE);
 496                 if (fwd_lcores[lc_id] == NULL) {
 497                         rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) "
 498                                                                 "failed\n");
 499                 }
 500                 fwd_lcores[lc_id]->cpuid_idx = lc_id;
 501         }
 502
 503         /*
 504          * Create pools of mbuf.
 505          * If NUMA support is disabled, create a single pool of mbuf in
 506          * socket 0 memory by default.
 507          * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1.
 508          *
 509          * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and
 510          * nb_txd can be configured at run time.
 511          */
 512         if (param_total_num_mbufs)
 513                 nb_mbuf_per_pool = param_total_num_mbufs;
 514         else {
 515                 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + (nb_lcores * mb_mempool_cache)
 516                                 + RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST;
 517
 518                 if (!numa_support)
 519                         nb_mbuf_per_pool =
 520                                 (nb_mbuf_per_pool * RTE_MAX_ETHPORTS);
 521         }
 522
 523         if (!numa_support) {
 524                 if (socket_num == UMA_NO_CONFIG)
 525                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0);
 526                 else
 527                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool,
 528                                                  socket_num);
 529         }
 530
 531         FOREACH_PORT(pid, ports) {
 532                 port = &ports[pid];
 533                 rte_eth_dev_info_get(pid, &port->dev_info);
 534
 535                 if (numa_support) {
 536                         if (port_numa[pid] != NUMA_NO_CONFIG)
 537                                 port_per_socket[port_numa[pid]]++;
 538                         else {
 539                                 uint32_t socket_id = rte_eth_dev_socket_id(pid);
 540
 541                                 /* if socket_id is invalid, set to 0 */
 542                                 if (check_socket_id(socket_id) < 0)
 543                                         socket_id = 0;
 544                                 port_per_socket[socket_id]++;
 545                         }
 546                 }
 547
 548                 /* set flag to initialize port/queue */
 549                 port->need_reconfig = 1;
 550                 port->need_reconfig_queues = 1;
 551         }
 552
 553         if (numa_support) {
 554                 uint8_t i;
 555                 unsigned int nb_mbuf;
 556
 557                 if (param_total_num_mbufs)
 558                         nb_mbuf_per_pool = nb_mbuf_per_pool/nb_ports;
 559
 560                 for (i = 0; i < max_socket; i++) {
 561                         nb_mbuf = (nb_mbuf_per_pool * RTE_MAX_ETHPORTS);
 562                         if (nb_mbuf)
 563                                 mbuf_pool_create(mbuf_data_size,
 564                                                 nb_mbuf,i);
 565                 }
 566         }
 567         init_port_config();
 568
 569         /*
 570          * Records which Mbuf pool to use by each logical core, if needed.
 571          */
 572         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
 573                 mbp = mbuf_pool_find(
 574                         rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id]));
 575
 576                 if (mbp == NULL)
 577                         mbp = mbuf_pool_find(0);
 578                 fwd_lcores[lc_id]->mbp = mbp;
 579         }
 580
 581         /* Configuration of packet forwarding streams. */
 582         if (init_fwd_streams() < 0)
 583                 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n");
 584 }
 585
 586
 587 void
 588 reconfig(portid_t new_port_id, unsigned socket_id)
 589 {
 590         struct rte_port *port;
 591
 592         /* Reconfiguration of Ethernet ports. */
 593         port = &ports[new_port_id];
 594         rte_eth_dev_info_get(new_port_id, &port->dev_info);
 595
 596         /* set flag to initialize port/queue */
 597         port->need_reconfig = 1;
 598         port->need_reconfig_queues = 1;
 599         port->socket_id = socket_id;
 600
 601         init_port_config();
 602 }
 603
 604
 605 int
 606 init_fwd_streams(void)
 607 {
 608         portid_t pid;
 609         struct rte_port *port;
 610         streamid_t sm_id, nb_fwd_streams_new;
 611
 612         /* set socket id according to numa or not */
 613         FOREACH_PORT(pid, ports) {
 614                 port = &ports[pid];
 615                 if (nb_rxq > port->dev_info.max_rx_queues) {
 616                         printf("Fail: nb_rxq(%d) is greater than "
 617                                 "max_rx_queues(%d)\n", nb_rxq,
 618                                 port->dev_info.max_rx_queues);
 619                         return -1;
 620                 }
 621                 if (nb_txq > port->dev_info.max_tx_queues) {
 622                         printf("Fail: nb_txq(%d) is greater than "
 623                                 "max_tx_queues(%d)\n", nb_txq,
 624                                 port->dev_info.max_tx_queues);
 625                         return -1;
 626                 }
 627                 if (numa_support) {
 628                         if (port_numa[pid] != NUMA_NO_CONFIG)
 629                                 port->socket_id = port_numa[pid];
 630                         else {
 631                                 port->socket_id = rte_eth_dev_socket_id(pid);
 632
 633                                 /* if socket_id is invalid, set to 0 */
 634                                 if (check_socket_id(port->socket_id) < 0)
 635                                         port->socket_id = 0;
 636                         }
 637                 }
 638                 else {
 639                         if (socket_num == UMA_NO_CONFIG)
 640                                 port->socket_id = 0;
 641                         else
 642                                 port->socket_id = socket_num;
 643                 }
 644         }
 645
 646         nb_fwd_streams_new = (streamid_t)(nb_ports * nb_rxq);
 647         if (nb_fwd_streams_new == nb_fwd_streams)
 648                 return 0;
 649         /* clear the old */
 650         if (fwd_streams != NULL) {
 651                 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
 652                         if (fwd_streams[sm_id] == NULL)
 653                                 continue;
 654                         rte_free(fwd_streams[sm_id]);
 655                         fwd_streams[sm_id] = NULL;
 656                 }
 657                 rte_free(fwd_streams);
 658                 fwd_streams = NULL;
 659         }
 660
 661         /* init new */
 662         nb_fwd_streams = nb_fwd_streams_new;
 663         fwd_streams = rte_zmalloc("testpmd: fwd_streams",
 664                 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE);
 665         if (fwd_streams == NULL)
 666                 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) "
 667                                                 "failed\n", nb_fwd_streams);
 668
 669         for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
 670                 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream",
 671                                 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE);
 672                 if (fwd_streams[sm_id] == NULL)
 673                         rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)"
 674                                                                 " failed\n");
 675         }
 676
 677         return 0;
 678 }
 679
 680 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
 681 static void
 682 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
 683 {
 684         unsigned int total_burst;
 685         unsigned int nb_burst;
 686         unsigned int burst_stats[3];
 687         uint16_t pktnb_stats[3];
 688         uint16_t nb_pkt;
 689         int burst_percent[3];
 690
 691         /*
 692          * First compute the total number of packet bursts and the
 693          * two highest numbers of bursts of the same number of packets.
 694          */
 695         total_burst = 0;
 696         burst_stats[0] = burst_stats[1] = burst_stats[2] = 0;
 697         pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0;
 698         for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) {
 699                 nb_burst = pbs->pkt_burst_spread[nb_pkt];
 700                 if (nb_burst == 0)
 701                         continue;
 702                 total_burst += nb_burst;
 703                 if (nb_burst > burst_stats[0]) {
 704                         burst_stats[1] = burst_stats[0];
 705                         pktnb_stats[1] = pktnb_stats[0];
 706                         burst_stats[0] = nb_burst;
 707                         pktnb_stats[0] = nb_pkt;
 708                 }
 709         }
 710         if (total_burst == 0)
 711                 return;
 712         burst_percent[0] = (burst_stats[0] * 100) / total_burst;
 713         printf("  %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst,
 714                burst_percent[0], (int) pktnb_stats[0]);
 715         if (burst_stats[0] == total_burst) {
 716                 printf("]\n");
 717                 return;
 718         }
 719         if (burst_stats[0] + burst_stats[1] == total_burst) {
 720                 printf(" + %d%% of %d pkts]\n",
 721                        100 - burst_percent[0], pktnb_stats[1]);
 722                 return;
 723         }
 724         burst_percent[1] = (burst_stats[1] * 100) / total_burst;
 725         burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]);
 726         if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) {
 727                 printf(" + %d%% of others]\n", 100 - burst_percent[0]);
 728                 return;
 729         }
 730         printf(" + %d%% of %d pkts + %d%% of others]\n",
 731                burst_percent[1], (int) pktnb_stats[1], burst_percent[2]);
 732 }
 733 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */
 734
 735 static void
 736 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats)
 737 {
 738         struct rte_port *port;
 739         uint8_t i;
 740
 741         static const char *fwd_stats_border = "----------------------";
 742
 743         port = &ports[port_id];
 744         printf("\n  %s Forward statistics for port %-2d %s\n",
 745                fwd_stats_border, port_id, fwd_stats_border);
 746
 747         if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) {
 748                 printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
 749                        "%-"PRIu64"\n",
 750                        stats->ipackets, stats->imissed,
 751                        (uint64_t) (stats->ipackets + stats->imissed));
 752
 753                 if (cur_fwd_eng == &csum_fwd_engine)
 754                         printf("  Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n",
 755                                port->rx_bad_ip_csum, port->rx_bad_l4_csum);
 756                 if (((stats->ierrors - stats->imissed) + stats->rx_nombuf) > 0) {
 757                         printf("  RX-badcrc:  %-14"PRIu64" RX-badlen:  %-14"PRIu64
 758                                "RX-error: %-"PRIu64"\n",
 759                                stats->ibadcrc, stats->ibadlen, stats->ierrors);
 760                         printf("  RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf);
 761                 }
 762
 763                 printf("  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
 764                        "%-"PRIu64"\n",
 765                        stats->opackets, port->tx_dropped,
 766                        (uint64_t) (stats->opackets + port->tx_dropped));
 767         }
 768         else {
 769                 printf("  RX-packets:             %14"PRIu64"    RX-dropped:%14"PRIu64"    RX-total:"
 770                        "%14"PRIu64"\n",
 771                        stats->ipackets, stats->imissed,
 772                        (uint64_t) (stats->ipackets + stats->imissed));
 773
 774                 if (cur_fwd_eng == &csum_fwd_engine)
 775                         printf("  Bad-ipcsum:%14"PRIu64"    Bad-l4csum:%14"PRIu64"\n",
 776                                port->rx_bad_ip_csum, port->rx_bad_l4_csum);
 777                 if (((stats->ierrors - stats->imissed) + stats->rx_nombuf) > 0) {
 778                         printf("  RX-badcrc:              %14"PRIu64"    RX-badlen: %14"PRIu64
 779                                "    RX-error:%"PRIu64"\n",
 780                                stats->ibadcrc, stats->ibadlen, stats->ierrors);
 781                         printf("  RX-nombufs:             %14"PRIu64"\n",
 782                                stats->rx_nombuf);
 783                 }
 784
 785                 printf("  TX-packets:             %14"PRIu64"    TX-dropped:%14"PRIu64"    TX-total:"
 786                        "%14"PRIu64"\n",
 787                        stats->opackets, port->tx_dropped,
 788                        (uint64_t) (stats->opackets + port->tx_dropped));
 789         }
 790
 791         /* Display statistics of XON/XOFF pause frames, if any. */
 792         if ((stats->tx_pause_xon  | stats->rx_pause_xon |
 793              stats->tx_pause_xoff | stats->rx_pause_xoff) > 0) {
 794                 printf("  RX-XOFF:    %-14"PRIu64" RX-XON:     %-14"PRIu64"\n",
 795                        stats->rx_pause_xoff, stats->rx_pause_xon);
 796                 printf("  TX-XOFF:    %-14"PRIu64" TX-XON:     %-14"PRIu64"\n",
 797                        stats->tx_pause_xoff, stats->tx_pause_xon);
 798         }
 799
 800 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
 801         if (port->rx_stream)
 802                 pkt_burst_stats_display("RX",
 803                         &port->rx_stream->rx_burst_stats);
 804         if (port->tx_stream)
 805                 pkt_burst_stats_display("TX",
 806                         &port->tx_stream->tx_burst_stats);
 807 #endif
 808         /* stats fdir */
 809         if (fdir_conf.mode != RTE_FDIR_MODE_NONE)
 810                 printf("  Fdirmiss:%14"PRIu64"    Fdirmatch:%14"PRIu64"\n",
 811                        stats->fdirmiss,
 812                        stats->fdirmatch);
 813
 814         if (port->rx_queue_stats_mapping_enabled) {
 815                 printf("\n");
 816                 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
 817                         printf("  Stats reg %2d RX-packets:%14"PRIu64
 818                                "     RX-errors:%14"PRIu64
 819                                "    RX-bytes:%14"PRIu64"\n",
 820                                i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]);
 821                 }
 822                 printf("\n");
 823         }
 824         if (port->tx_queue_stats_mapping_enabled) {
 825                 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
 826                         printf("  Stats reg %2d TX-packets:%14"PRIu64
 827                                "                                 TX-bytes:%14"PRIu64"\n",
 828                                i, stats->q_opackets[i], stats->q_obytes[i]);
 829                 }
 830         }
 831
 832         printf("  %s--------------------------------%s\n",
 833                fwd_stats_border, fwd_stats_border);
 834 }
 835
 836 static void
 837 fwd_stream_stats_display(streamid_t stream_id)
 838 {
 839         struct fwd_stream *fs;
 840         static const char *fwd_top_stats_border = "-------";
 841
 842         fs = fwd_streams[stream_id];
 843         if ((fs->rx_packets == 0) && (fs->tx_packets == 0) &&
 844             (fs->fwd_dropped == 0))
 845                 return;
 846         printf("\n  %s Forward Stats for RX Port=%2d/Queue=%2d -> "
 847                "TX Port=%2d/Queue=%2d %s\n",
 848                fwd_top_stats_border, fs->rx_port, fs->rx_queue,
 849                fs->tx_port, fs->tx_queue, fwd_top_stats_border);
 850         printf("  RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u",
 851                fs->rx_packets, fs->tx_packets, fs->fwd_dropped);
 852
 853         /* if checksum mode */
 854         if (cur_fwd_eng == &csum_fwd_engine) {
 855                printf("  RX- bad IP checksum: %-14u  Rx- bad L4 checksum: "
 856                         "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum);
 857         }
 858
 859 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
 860         pkt_burst_stats_display("RX", &fs->rx_burst_stats);
 861         pkt_burst_stats_display("TX", &fs->tx_burst_stats);
 862 #endif
 863 }
 864
 865 static void
 866 flush_fwd_rx_queues(void)
 867 {
 868         struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
 869         portid_t  rxp;
 870         portid_t port_id;
 871         queueid_t rxq;
 872         uint16_t  nb_rx;
 873         uint16_t  i;
 874         uint8_t   j;
 875
 876         for (j = 0; j < 2; j++) {
 877                 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) {
 878                         for (rxq = 0; rxq < nb_rxq; rxq++) {
 879                                 port_id = fwd_ports_ids[rxp];
 880                                 do {
 881                                         nb_rx = rte_eth_rx_burst(port_id, rxq,
 882                                                 pkts_burst, MAX_PKT_BURST);
 883                                         for (i = 0; i < nb_rx; i++)
 884                                                 rte_pktmbuf_free(pkts_burst[i]);
 885                                 } while (nb_rx > 0);
 886                         }
 887                 }
 888                 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */
 889         }
 890 }
 891
 892 static void
 893 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
 894 {
 895         struct fwd_stream **fsm;
 896         streamid_t nb_fs;
 897         streamid_t sm_id;
 898
 899         fsm = &fwd_streams[fc->stream_idx];
 900         nb_fs = fc->stream_nb;
 901         do {
 902                 for (sm_id = 0; sm_id < nb_fs; sm_id++)
 903                         (*pkt_fwd)(fsm[sm_id]);
 904         } while (! fc->stopped);
 905 }
 906
 907 static int
 908 start_pkt_forward_on_core(void *fwd_arg)
 909 {
 910         run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg,
 911                              cur_fwd_config.fwd_eng->packet_fwd);
 912         return 0;
 913 }
 914
 915 /*
 916  * Run the TXONLY packet forwarding engine to send a single burst of packets.
 917  * Used to start communication flows in network loopback test configurations.
 918  */
 919 static int
 920 run_one_txonly_burst_on_core(void *fwd_arg)
 921 {
 922         struct fwd_lcore *fwd_lc;
 923         struct fwd_lcore tmp_lcore;
 924
 925         fwd_lc = (struct fwd_lcore *) fwd_arg;
 926         tmp_lcore = *fwd_lc;
 927         tmp_lcore.stopped = 1;
 928         run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd);
 929         return 0;
 930 }
 931
 932 /*
 933  * Launch packet forwarding:
 934  *     - Setup per-port forwarding context.
 935  *     - launch logical cores with their forwarding configuration.
 936  */
 937 static void
 938 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore)
 939 {
 940         port_fwd_begin_t port_fwd_begin;
 941         unsigned int i;
 942         unsigned int lc_id;
 943         int diag;
 944
 945         port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin;
 946         if (port_fwd_begin != NULL) {
 947                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
 948                         (*port_fwd_begin)(fwd_ports_ids[i]);
 949         }
 950         for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) {
 951                 lc_id = fwd_lcores_cpuids[i];
 952                 if ((interactive == 0) || (lc_id != rte_lcore_id())) {
 953                         fwd_lcores[i]->stopped = 0;
 954                         diag = rte_eal_remote_launch(pkt_fwd_on_lcore,
 955                                                      fwd_lcores[i], lc_id);
 956                         if (diag != 0)
 957                                 printf("launch lcore %u failed - diag=%d\n",
 958                                        lc_id, diag);
 959                 }
 960         }
 961 }
 962
 963 /*
 964  * Launch packet forwarding configuration.
 965  */
 966 void
 967 start_packet_forwarding(int with_tx_first)
 968 {
 969         port_fwd_begin_t port_fwd_begin;
 970         port_fwd_end_t  port_fwd_end;
 971         struct rte_port *port;
 972         unsigned int i;
 973         portid_t   pt_id;
 974         streamid_t sm_id;
 975
 976         if (all_ports_started() == 0) {
 977                 printf("Not all ports were started\n");
 978                 return;
 979         }
 980         if (test_done == 0) {
 981                 printf("Packet forwarding already started\n");
 982                 return;
 983         }
 984         if(dcb_test) {
 985                 for (i = 0; i < nb_fwd_ports; i++) {
 986                         pt_id = fwd_ports_ids[i];
 987                         port = &ports[pt_id];
 988                         if (!port->dcb_flag) {
 989                                 printf("In DCB mode, all forwarding ports must "
 990                                        "be configured in this mode.\n");
 991                                 return;
 992                         }
 993                 }
 994                 if (nb_fwd_lcores == 1) {
 995                         printf("In DCB mode,the nb forwarding cores "
 996                                "should be larger than 1.\n");
 997                         return;
 998                 }
 999         }
1000         test_done = 0;
1001
1002         if(!no_flush_rx)
1003                 flush_fwd_rx_queues();
1004
1005         fwd_config_setup();
1006         rxtx_config_display();
1007
1008         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1009                 pt_id = fwd_ports_ids[i];
1010                 port = &ports[pt_id];
1011                 rte_eth_stats_get(pt_id, &port->stats);
1012                 port->tx_dropped = 0;
1013
1014                 map_port_queue_stats_mapping_registers(pt_id, port);
1015         }
1016         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1017                 fwd_streams[sm_id]->rx_packets = 0;
1018                 fwd_streams[sm_id]->tx_packets = 0;
1019                 fwd_streams[sm_id]->fwd_dropped = 0;
1020                 fwd_streams[sm_id]->rx_bad_ip_csum = 0;
1021                 fwd_streams[sm_id]->rx_bad_l4_csum = 0;
1022
1023 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1024                 memset(&fwd_streams[sm_id]->rx_burst_stats, 0,
1025                        sizeof(fwd_streams[sm_id]->rx_burst_stats));
1026                 memset(&fwd_streams[sm_id]->tx_burst_stats, 0,
1027                        sizeof(fwd_streams[sm_id]->tx_burst_stats));
1028 #endif
1029 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1030                 fwd_streams[sm_id]->core_cycles = 0;
1031 #endif
1032         }
1033         if (with_tx_first) {
1034                 port_fwd_begin = tx_only_engine.port_fwd_begin;
1035                 if (port_fwd_begin != NULL) {
1036                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1037                                 (*port_fwd_begin)(fwd_ports_ids[i]);
1038                 }
1039                 launch_packet_forwarding(run_one_txonly_burst_on_core);
1040                 rte_eal_mp_wait_lcore();
1041                 port_fwd_end = tx_only_engine.port_fwd_end;
1042                 if (port_fwd_end != NULL) {
1043                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1044                                 (*port_fwd_end)(fwd_ports_ids[i]);
1045                 }
1046         }
1047         launch_packet_forwarding(start_pkt_forward_on_core);
1048 }
1049
1050 void
1051 stop_packet_forwarding(void)
1052 {
1053         struct rte_eth_stats stats;
1054         struct rte_port *port;
1055         port_fwd_end_t  port_fwd_end;
1056         int i;
1057         portid_t   pt_id;
1058         streamid_t sm_id;
1059         lcoreid_t  lc_id;
1060         uint64_t total_recv;
1061         uint64_t total_xmit;
1062         uint64_t total_rx_dropped;
1063         uint64_t total_tx_dropped;
1064         uint64_t total_rx_nombuf;
1065         uint64_t tx_dropped;
1066         uint64_t rx_bad_ip_csum;
1067         uint64_t rx_bad_l4_csum;
1068 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1069         uint64_t fwd_cycles;
1070 #endif
1071         static const char *acc_stats_border = "+++++++++++++++";
1072
1073         if (all_ports_started() == 0) {
1074                 printf("Not all ports were started\n");
1075                 return;
1076         }
1077         if (test_done) {
1078                 printf("Packet forwarding not started\n");
1079                 return;
1080         }
1081         printf("Telling cores to stop...");
1082         for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
1083                 fwd_lcores[lc_id]->stopped = 1;
1084         printf("\nWaiting for lcores to finish...\n");
1085         rte_eal_mp_wait_lcore();
1086         port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
1087         if (port_fwd_end != NULL) {
1088                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1089                         pt_id = fwd_ports_ids[i];
1090                         (*port_fwd_end)(pt_id);
1091                 }
1092         }
1093 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1094         fwd_cycles = 0;
1095 #endif
1096         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1097                 if (cur_fwd_config.nb_fwd_streams >
1098                     cur_fwd_config.nb_fwd_ports) {
1099                         fwd_stream_stats_display(sm_id);
1100                         ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL;
1101                         ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL;
1102                 } else {
1103                         ports[fwd_streams[sm_id]->tx_port].tx_stream =
1104                                 fwd_streams[sm_id];
1105                         ports[fwd_streams[sm_id]->rx_port].rx_stream =
1106                                 fwd_streams[sm_id];
1107                 }
1108                 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped;
1109                 tx_dropped = (uint64_t) (tx_dropped +
1110                                          fwd_streams[sm_id]->fwd_dropped);
1111                 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped;
1112
1113                 rx_bad_ip_csum =
1114                         ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum;
1115                 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum +
1116                                          fwd_streams[sm_id]->rx_bad_ip_csum);
1117                 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum =
1118                                                         rx_bad_ip_csum;
1119
1120                 rx_bad_l4_csum =
1121                         ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum;
1122                 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum +
1123                                          fwd_streams[sm_id]->rx_bad_l4_csum);
1124                 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum =
1125                                                         rx_bad_l4_csum;
1126
1127 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1128                 fwd_cycles = (uint64_t) (fwd_cycles +
1129                                          fwd_streams[sm_id]->core_cycles);
1130 #endif
1131         }
1132         total_recv = 0;
1133         total_xmit = 0;
1134         total_rx_dropped = 0;
1135         total_tx_dropped = 0;
1136         total_rx_nombuf  = 0;
1137         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1138                 pt_id = fwd_ports_ids[i];
1139
1140                 port = &ports[pt_id];
1141                 rte_eth_stats_get(pt_id, &stats);
1142                 stats.ipackets -= port->stats.ipackets;
1143                 port->stats.ipackets = 0;
1144                 stats.opackets -= port->stats.opackets;
1145                 port->stats.opackets = 0;
1146                 stats.ibytes   -= port->stats.ibytes;
1147                 port->stats.ibytes = 0;
1148                 stats.obytes   -= port->stats.obytes;
1149                 port->stats.obytes = 0;
1150                 stats.imissed  -= port->stats.imissed;
1151                 port->stats.imissed = 0;
1152                 stats.oerrors  -= port->stats.oerrors;
1153                 port->stats.oerrors = 0;
1154                 stats.rx_nombuf -= port->stats.rx_nombuf;
1155                 port->stats.rx_nombuf = 0;
1156                 stats.fdirmatch -= port->stats.fdirmatch;
1157                 port->stats.rx_nombuf = 0;
1158                 stats.fdirmiss -= port->stats.fdirmiss;
1159                 port->stats.rx_nombuf = 0;
1160
1161                 total_recv += stats.ipackets;
1162                 total_xmit += stats.opackets;
1163                 total_rx_dropped += stats.imissed;
1164                 total_tx_dropped += port->tx_dropped;
1165                 total_rx_nombuf  += stats.rx_nombuf;
1166
1167                 fwd_port_stats_display(pt_id, &stats);
1168         }
1169         printf("\n  %s Accumulated forward statistics for all ports"
1170                "%s\n",
1171                acc_stats_border, acc_stats_border);
1172         printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
1173                "%-"PRIu64"\n"
1174                "  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
1175                "%-"PRIu64"\n",
1176                total_recv, total_rx_dropped, total_recv + total_rx_dropped,
1177                total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
1178         if (total_rx_nombuf > 0)
1179                 printf("  RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
1180         printf("  %s++++++++++++++++++++++++++++++++++++++++++++++"
1181                "%s\n",
1182                acc_stats_border, acc_stats_border);
1183 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1184         if (total_recv > 0)
1185                 printf("\n  CPU cycles/packet=%u (total cycles="
1186                        "%"PRIu64" / total RX packets=%"PRIu64")\n",
1187                        (unsigned int)(fwd_cycles / total_recv),
1188                        fwd_cycles, total_recv);
1189 #endif
1190         printf("\nDone.\n");
1191         test_done = 1;
1192 }
1193
1194 void
1195 dev_set_link_up(portid_t pid)
1196 {
1197         if (rte_eth_dev_set_link_up((uint8_t)pid) < 0)
1198                 printf("\nSet link up fail.\n");
1199 }
1200
1201 void
1202 dev_set_link_down(portid_t pid)
1203 {
1204         if (rte_eth_dev_set_link_down((uint8_t)pid) < 0)
1205                 printf("\nSet link down fail.\n");
1206 }
1207
1208 static int
1209 all_ports_started(void)
1210 {
1211         portid_t pi;
1212         struct rte_port *port;
1213
1214         FOREACH_PORT(pi, ports) {
1215                 port = &ports[pi];
1216                 /* Check if there is a port which is not started */
1217                 if ((port->port_status != RTE_PORT_STARTED) &&
1218                         (port->slave_flag == 0))
1219                         return 0;
1220         }
1221
1222         /* No port is not started */
1223         return 1;
1224 }
1225
1226 int
1227 all_ports_stopped(void)
1228 {
1229         portid_t pi;
1230         struct rte_port *port;
1231
1232         FOREACH_PORT(pi, ports) {
1233                 port = &ports[pi];
1234                 if ((port->port_status != RTE_PORT_STOPPED) &&
1235                         (port->slave_flag == 0))
1236                         return 0;
1237         }
1238
1239         return 1;
1240 }
1241
1242 int
1243 port_is_started(portid_t port_id)
1244 {
1245         if (port_id_is_invalid(port_id, ENABLED_WARN))
1246                 return 0;
1247
1248         if (ports[port_id].port_status != RTE_PORT_STARTED)
1249                 return 0;
1250
1251         return 1;
1252 }
1253
1254 static int
1255 port_is_closed(portid_t port_id)
1256 {
1257         if (port_id_is_invalid(port_id, ENABLED_WARN))
1258                 return 0;
1259
1260         if (ports[port_id].port_status != RTE_PORT_CLOSED)
1261                 return 0;
1262
1263         return 1;
1264 }
1265
1266 int
1267 start_port(portid_t pid)
1268 {
1269         int diag, need_check_link_status = -1;
1270         portid_t pi;
1271         queueid_t qi;
1272         struct rte_port *port;
1273         struct ether_addr mac_addr;
1274
1275         if (test_done == 0) {
1276                 printf("Please stop forwarding first\n");
1277                 return -1;
1278         }
1279
1280         if (port_id_is_invalid(pid, ENABLED_WARN))
1281                 return 0;
1282
1283         if (init_fwd_streams() < 0) {
1284                 printf("Fail from init_fwd_streams()\n");
1285                 return -1;
1286         }
1287
1288         if(dcb_config)
1289                 dcb_test = 1;
1290         FOREACH_PORT(pi, ports) {
1291                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1292                         continue;
1293
1294                 need_check_link_status = 0;
1295                 port = &ports[pi];
1296                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED,
1297                                                  RTE_PORT_HANDLING) == 0) {
1298                         printf("Port %d is now not stopped\n", pi);
1299                         continue;
1300                 }
1301
1302                 if (port->need_reconfig > 0) {
1303                         port->need_reconfig = 0;
1304
1305                         printf("Configuring Port %d (socket %u)\n", pi,
1306                                         port->socket_id);
1307                         /* configure port */
1308                         diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq,
1309                                                 &(port->dev_conf));
1310                         if (diag != 0) {
1311                                 if (rte_atomic16_cmpset(&(port->port_status),
1312                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1313                                         printf("Port %d can not be set back "
1314                                                         "to stopped\n", pi);
1315                                 printf("Fail to configure port %d\n", pi);
1316                                 /* try to reconfigure port next time */
1317                                 port->need_reconfig = 1;
1318                                 return -1;
1319                         }
1320                 }
1321                 if (port->need_reconfig_queues > 0) {
1322                         port->need_reconfig_queues = 0;
1323                         /* setup tx queues */
1324                         for (qi = 0; qi < nb_txq; qi++) {
1325                                 if ((numa_support) &&
1326                                         (txring_numa[pi] != NUMA_NO_CONFIG))
1327                                         diag = rte_eth_tx_queue_setup(pi, qi,
1328                                                 nb_txd,txring_numa[pi],
1329                                                 &(port->tx_conf));
1330                                 else
1331                                         diag = rte_eth_tx_queue_setup(pi, qi,
1332                                                 nb_txd,port->socket_id,
1333                                                 &(port->tx_conf));
1334
1335                                 if (diag == 0)
1336                                         continue;
1337
1338                                 /* Fail to setup tx queue, return */
1339                                 if (rte_atomic16_cmpset(&(port->port_status),
1340                                                         RTE_PORT_HANDLING,
1341                                                         RTE_PORT_STOPPED) == 0)
1342                                         printf("Port %d can not be set back "
1343                                                         "to stopped\n", pi);
1344                                 printf("Fail to configure port %d tx queues\n", pi);
1345                                 /* try to reconfigure queues next time */
1346                                 port->need_reconfig_queues = 1;
1347                                 return -1;
1348                         }
1349                         /* setup rx queues */
1350                         for (qi = 0; qi < nb_rxq; qi++) {
1351                                 if ((numa_support) &&
1352                                         (rxring_numa[pi] != NUMA_NO_CONFIG)) {
1353                                         struct rte_mempool * mp =
1354                                                 mbuf_pool_find(rxring_numa[pi]);
1355                                         if (mp == NULL) {
1356                                                 printf("Failed to setup RX queue:"
1357                                                         "No mempool allocation"
1358                                                         "on the socket %d\n",
1359                                                         rxring_numa[pi]);
1360                                                 return -1;
1361                                         }
1362
1363                                         diag = rte_eth_rx_queue_setup(pi, qi,
1364                                              nb_rxd,rxring_numa[pi],
1365                                              &(port->rx_conf),mp);
1366                                 }
1367                                 else
1368                                         diag = rte_eth_rx_queue_setup(pi, qi,
1369                                              nb_rxd,port->socket_id,
1370                                              &(port->rx_conf),
1371                                              mbuf_pool_find(port->socket_id));
1372
1373                                 if (diag == 0)
1374                                         continue;
1375
1376
1377                                 /* Fail to setup rx queue, return */
1378                                 if (rte_atomic16_cmpset(&(port->port_status),
1379                                                         RTE_PORT_HANDLING,
1380                                                         RTE_PORT_STOPPED) == 0)
1381                                         printf("Port %d can not be set back "
1382                                                         "to stopped\n", pi);
1383                                 printf("Fail to configure port %d rx queues\n", pi);
1384                                 /* try to reconfigure queues next time */
1385                                 port->need_reconfig_queues = 1;
1386                                 return -1;
1387                         }
1388                 }
1389                 /* start port */
1390                 if (rte_eth_dev_start(pi) < 0) {
1391                         printf("Fail to start port %d\n", pi);
1392
1393                         /* Fail to setup rx queue, return */
1394                         if (rte_atomic16_cmpset(&(port->port_status),
1395                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1396                                 printf("Port %d can not be set back to "
1397                                                         "stopped\n", pi);
1398                         continue;
1399                 }
1400
1401                 if (rte_atomic16_cmpset(&(port->port_status),
1402                         RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0)
1403                         printf("Port %d can not be set into started\n", pi);
1404
1405                 rte_eth_macaddr_get(pi, &mac_addr);
1406                 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi,
1407                                 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1],
1408                                 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3],
1409                                 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]);
1410
1411                 /* at least one port started, need checking link status */
1412                 need_check_link_status = 1;
1413         }
1414
1415         if (need_check_link_status == 1 && !no_link_check)
1416                 check_all_ports_link_status(RTE_PORT_ALL);
1417         else if (need_check_link_status == 0)
1418                 printf("Please stop the ports first\n");
1419
1420         printf("Done\n");
1421         return 0;
1422 }
1423
1424 void
1425 stop_port(portid_t pid)
1426 {
1427         portid_t pi;
1428         struct rte_port *port;
1429         int need_check_link_status = 0;
1430
1431         if (test_done == 0) {
1432                 printf("Please stop forwarding first\n");
1433                 return;
1434         }
1435         if (dcb_test) {
1436                 dcb_test = 0;
1437                 dcb_config = 0;
1438         }
1439
1440         if (port_id_is_invalid(pid, ENABLED_WARN))
1441                 return;
1442
1443         printf("Stopping ports...\n");
1444
1445         FOREACH_PORT(pi, ports) {
1446                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1447                         continue;
1448
1449                 port = &ports[pi];
1450                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED,
1451                                                 RTE_PORT_HANDLING) == 0)
1452                         continue;
1453
1454                 rte_eth_dev_stop(pi);
1455
1456                 if (rte_atomic16_cmpset(&(port->port_status),
1457                         RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1458                         printf("Port %d can not be set into stopped\n", pi);
1459                 need_check_link_status = 1;
1460         }
1461         if (need_check_link_status && !no_link_check)
1462                 check_all_ports_link_status(RTE_PORT_ALL);
1463
1464         printf("Done\n");
1465 }
1466
1467 void
1468 close_port(portid_t pid)
1469 {
1470         portid_t pi;
1471         struct rte_port *port;
1472
1473         if (test_done == 0) {
1474                 printf("Please stop forwarding first\n");
1475                 return;
1476         }
1477
1478         if (port_id_is_invalid(pid, ENABLED_WARN))
1479                 return;
1480
1481         printf("Closing ports...\n");
1482
1483         FOREACH_PORT(pi, ports) {
1484                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1485                         continue;
1486
1487                 port = &ports[pi];
1488                 if (rte_atomic16_cmpset(&(port->port_status),
1489                         RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) {
1490                         printf("Port %d is already closed\n", pi);
1491                         continue;
1492                 }
1493
1494                 if (rte_atomic16_cmpset(&(port->port_status),
1495                         RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) {
1496                         printf("Port %d is now not stopped\n", pi);
1497                         continue;
1498                 }
1499
1500                 rte_eth_dev_close(pi);
1501
1502                 if (rte_atomic16_cmpset(&(port->port_status),
1503                         RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0)
1504                         printf("Port %d can not be set into stopped\n", pi);
1505         }
1506
1507         printf("Done\n");
1508 }
1509
1510 void
1511 attach_port(char *identifier)
1512 {
1513         portid_t i, j, pi = 0;
1514
1515         printf("Attaching a new port...\n");
1516
1517         if (identifier == NULL) {
1518                 printf("Invalid parameters are specified\n");
1519                 return;
1520         }
1521
1522         if (test_done == 0) {
1523                 printf("Please stop forwarding first\n");
1524                 return;
1525         }
1526
1527         if (rte_eth_dev_attach(identifier, &pi))
1528                 return;
1529
1530         ports[pi].enabled = 1;
1531         reconfig(pi, rte_eth_dev_socket_id(pi));
1532         rte_eth_promiscuous_enable(pi);
1533
1534         nb_ports = rte_eth_dev_count();
1535
1536         /* set_default_fwd_ports_config(); */
1537         bzero(fwd_ports_ids, sizeof(fwd_ports_ids));
1538         i = 0;
1539         FOREACH_PORT(j, ports) {
1540                 fwd_ports_ids[i] = j;
1541                 i++;
1542         }
1543         nb_cfg_ports = nb_ports;
1544         nb_fwd_ports++;
1545
1546         ports[pi].port_status = RTE_PORT_STOPPED;
1547
1548         printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports);
1549         printf("Done\n");
1550 }
1551
1552 void
1553 detach_port(uint8_t port_id)
1554 {
1555         portid_t i, pi = 0;
1556         char name[RTE_ETH_NAME_MAX_LEN];
1557
1558         printf("Detaching a port...\n");
1559
1560         if (!port_is_closed(port_id)) {
1561                 printf("Please close port first\n");
1562                 return;
1563         }
1564
1565         if (rte_eth_dev_detach(port_id, name))
1566                 return;
1567
1568         ports[port_id].enabled = 0;
1569         nb_ports = rte_eth_dev_count();
1570
1571         /* set_default_fwd_ports_config(); */
1572         bzero(fwd_ports_ids, sizeof(fwd_ports_ids));
1573         i = 0;
1574         FOREACH_PORT(pi, ports) {
1575                 fwd_ports_ids[i] = pi;
1576                 i++;
1577         }
1578         nb_cfg_ports = nb_ports;
1579         nb_fwd_ports--;
1580
1581         printf("Port '%s' is detached. Now total ports is %d\n",
1582                         name, nb_ports);
1583         printf("Done\n");
1584         return;
1585 }
1586
1587 void
1588 pmd_test_exit(void)
1589 {
1590         portid_t pt_id;
1591
1592         if (test_done == 0)
1593                 stop_packet_forwarding();
1594
1595         FOREACH_PORT(pt_id, ports) {
1596                 printf("Stopping port %d...", pt_id);
1597                 fflush(stdout);
1598                 rte_eth_dev_close(pt_id);
1599                 printf("done\n");
1600         }
1601         printf("bye...\n");
1602 }
1603
1604 typedef void (*cmd_func_t)(void);
1605 struct pmd_test_command {
1606         const char *cmd_name;
1607         cmd_func_t cmd_func;
1608 };
1609
1610 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0]))
1611
1612 /* Check the link status of all ports in up to 9s, and print them finally */
1613 static void
1614 check_all_ports_link_status(uint32_t port_mask)
1615 {
1616 #define CHECK_INTERVAL 100 /* 100ms */
1617 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1618         uint8_t portid, count, all_ports_up, print_flag = 0;
1619         struct rte_eth_link link;
1620
1621         printf("Checking link statuses...\n");
1622         fflush(stdout);
1623         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1624                 all_ports_up = 1;
1625                 FOREACH_PORT(portid, ports) {
1626                         if ((port_mask & (1 << portid)) == 0)
1627                                 continue;
1628                         memset(&link, 0, sizeof(link));
1629                         rte_eth_link_get_nowait(portid, &link);
1630                         /* print link status if flag set */
1631                         if (print_flag == 1) {
1632                                 if (link.link_status)
1633                                         printf("Port %d Link Up - speed %u "
1634                                                 "Mbps - %s\n", (uint8_t)portid,
1635                                                 (unsigned)link.link_speed,
1636                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1637                                         ("full-duplex") : ("half-duplex\n"));
1638                                 else
1639                                         printf("Port %d Link Down\n",
1640                                                 (uint8_t)portid);
1641                                 continue;
1642                         }
1643                         /* clear all_ports_up flag if any link down */
1644                         if (link.link_status == 0) {
1645                                 all_ports_up = 0;
1646                                 break;
1647                         }
1648                 }
1649                 /* after finally printing all link status, get out */
1650                 if (print_flag == 1)
1651                         break;
1652
1653                 if (all_ports_up == 0) {
1654                         fflush(stdout);
1655                         rte_delay_ms(CHECK_INTERVAL);
1656                 }
1657
1658                 /* set the print_flag if all ports up or timeout */
1659                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1660                         print_flag = 1;
1661                 }
1662         }
1663 }
1664
1665 static int
1666 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port)
1667 {
1668         uint16_t i;
1669         int diag;
1670         uint8_t mapping_found = 0;
1671
1672         for (i = 0; i < nb_tx_queue_stats_mappings; i++) {
1673                 if ((tx_queue_stats_mappings[i].port_id == port_id) &&
1674                                 (tx_queue_stats_mappings[i].queue_id < nb_txq )) {
1675                         diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id,
1676                                         tx_queue_stats_mappings[i].queue_id,
1677                                         tx_queue_stats_mappings[i].stats_counter_id);
1678                         if (diag != 0)
1679                                 return diag;
1680                         mapping_found = 1;
1681                 }
1682         }
1683         if (mapping_found)
1684                 port->tx_queue_stats_mapping_enabled = 1;
1685         return 0;
1686 }
1687
1688 static int
1689 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port)
1690 {
1691         uint16_t i;
1692         int diag;
1693         uint8_t mapping_found = 0;
1694
1695         for (i = 0; i < nb_rx_queue_stats_mappings; i++) {
1696                 if ((rx_queue_stats_mappings[i].port_id == port_id) &&
1697                                 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) {
1698                         diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id,
1699                                         rx_queue_stats_mappings[i].queue_id,
1700                                         rx_queue_stats_mappings[i].stats_counter_id);
1701                         if (diag != 0)
1702                                 return diag;
1703                         mapping_found = 1;
1704                 }
1705         }
1706         if (mapping_found)
1707                 port->rx_queue_stats_mapping_enabled = 1;
1708         return 0;
1709 }
1710
1711 static void
1712 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port)
1713 {
1714         int diag = 0;
1715
1716         diag = set_tx_queue_stats_mapping_registers(pi, port);
1717         if (diag != 0) {
1718                 if (diag == -ENOTSUP) {
1719                         port->tx_queue_stats_mapping_enabled = 0;
1720                         printf("TX queue stats mapping not supported port id=%d\n", pi);
1721                 }
1722                 else
1723                         rte_exit(EXIT_FAILURE,
1724                                         "set_tx_queue_stats_mapping_registers "
1725                                         "failed for port id=%d diag=%d\n",
1726                                         pi, diag);
1727         }
1728
1729         diag = set_rx_queue_stats_mapping_registers(pi, port);
1730         if (diag != 0) {
1731                 if (diag == -ENOTSUP) {
1732                         port->rx_queue_stats_mapping_enabled = 0;
1733                         printf("RX queue stats mapping not supported port id=%d\n", pi);
1734                 }
1735                 else
1736                         rte_exit(EXIT_FAILURE,
1737                                         "set_rx_queue_stats_mapping_registers "
1738                                         "failed for port id=%d diag=%d\n",
1739                                         pi, diag);
1740         }
1741 }
1742
1743 static void
1744 rxtx_port_config(struct rte_port *port)
1745 {
1746         port->rx_conf = port->dev_info.default_rxconf;
1747         port->tx_conf = port->dev_info.default_txconf;
1748
1749         /* Check if any RX/TX parameters have been passed */
1750         if (rx_pthresh != RTE_PMD_PARAM_UNSET)
1751                 port->rx_conf.rx_thresh.pthresh = rx_pthresh;
1752
1753         if (rx_hthresh != RTE_PMD_PARAM_UNSET)
1754                 port->rx_conf.rx_thresh.hthresh = rx_hthresh;
1755
1756         if (rx_wthresh != RTE_PMD_PARAM_UNSET)
1757                 port->rx_conf.rx_thresh.wthresh = rx_wthresh;
1758
1759         if (rx_free_thresh != RTE_PMD_PARAM_UNSET)
1760                 port->rx_conf.rx_free_thresh = rx_free_thresh;
1761
1762         if (rx_drop_en != RTE_PMD_PARAM_UNSET)
1763                 port->rx_conf.rx_drop_en = rx_drop_en;
1764
1765         if (tx_pthresh != RTE_PMD_PARAM_UNSET)
1766                 port->tx_conf.tx_thresh.pthresh = tx_pthresh;
1767
1768         if (tx_hthresh != RTE_PMD_PARAM_UNSET)
1769                 port->tx_conf.tx_thresh.hthresh = tx_hthresh;
1770
1771         if (tx_wthresh != RTE_PMD_PARAM_UNSET)
1772                 port->tx_conf.tx_thresh.wthresh = tx_wthresh;
1773
1774         if (tx_rs_thresh != RTE_PMD_PARAM_UNSET)
1775                 port->tx_conf.tx_rs_thresh = tx_rs_thresh;
1776
1777         if (tx_free_thresh != RTE_PMD_PARAM_UNSET)
1778                 port->tx_conf.tx_free_thresh = tx_free_thresh;
1779
1780         if (txq_flags != RTE_PMD_PARAM_UNSET)
1781                 port->tx_conf.txq_flags = txq_flags;
1782 }
1783
1784 void
1785 init_port_config(void)
1786 {
1787         portid_t pid;
1788         struct rte_port *port;
1789
1790         FOREACH_PORT(pid, ports) {
1791                 port = &ports[pid];
1792                 port->dev_conf.rxmode = rx_mode;
1793                 port->dev_conf.fdir_conf = fdir_conf;
1794                 if (nb_rxq > 1) {
1795                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
1796                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf;
1797                 } else {
1798                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
1799                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0;
1800                 }
1801
1802                 if (port->dcb_flag == 0 && port->dev_info.max_vfs == 0) {
1803                         if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
1804                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
1805                         else
1806                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE;
1807                 }
1808
1809                 if (port->dev_info.max_vfs != 0) {
1810                         if (port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
1811                                 port->dev_conf.rxmode.mq_mode =
1812                                         ETH_MQ_RX_VMDQ_RSS;
1813                         else
1814                                 port->dev_conf.rxmode.mq_mode =
1815                                         ETH_MQ_RX_NONE;
1816
1817                         port->dev_conf.txmode.mq_mode = ETH_MQ_TX_NONE;
1818                 }
1819
1820                 rxtx_port_config(port);
1821
1822                 rte_eth_macaddr_get(pid, &port->eth_addr);
1823
1824                 map_port_queue_stats_mapping_registers(pid, port);
1825 #ifdef RTE_NIC_BYPASS
1826                 rte_eth_dev_bypass_init(pid);
1827 #endif
1828         }
1829 }
1830
1831 void set_port_slave_flag(portid_t slave_pid)
1832 {
1833         struct rte_port *port;
1834
1835         port = &ports[slave_pid];
1836         port->slave_flag = 1;
1837 }
1838
1839 void clear_port_slave_flag(portid_t slave_pid)
1840 {
1841         struct rte_port *port;
1842
1843         port = &ports[slave_pid];
1844         port->slave_flag = 0;
1845 }
1846
1847 const uint16_t vlan_tags[] = {
1848                 0,  1,  2,  3,  4,  5,  6,  7,
1849                 8,  9, 10, 11,  12, 13, 14, 15,
1850                 16, 17, 18, 19, 20, 21, 22, 23,
1851                 24, 25, 26, 27, 28, 29, 30, 31
1852 };
1853
1854 static  int
1855 get_eth_dcb_conf(struct rte_eth_conf *eth_conf,
1856                  enum dcb_mode_enable dcb_mode,
1857                  enum rte_eth_nb_tcs num_tcs,
1858                  uint8_t pfc_en)
1859 {
1860         uint8_t i;
1861
1862         /*
1863          * Builds up the correct configuration for dcb+vt based on the vlan tags array
1864          * given above, and the number of traffic classes available for use.
1865          */
1866         if (dcb_mode == DCB_VT_ENABLED) {
1867                 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf =
1868                                 &eth_conf->rx_adv_conf.vmdq_dcb_conf;
1869                 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf =
1870                                 &eth_conf->tx_adv_conf.vmdq_dcb_tx_conf;
1871
1872                 /* VMDQ+DCB RX and TX configrations */
1873                 vmdq_rx_conf->enable_default_pool = 0;
1874                 vmdq_rx_conf->default_pool = 0;
1875                 vmdq_rx_conf->nb_queue_pools =
1876                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
1877                 vmdq_tx_conf->nb_queue_pools =
1878                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
1879
1880                 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools;
1881                 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) {
1882                         vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i];
1883                         vmdq_rx_conf->pool_map[i].pools =
1884                                 1 << (i % vmdq_rx_conf->nb_queue_pools);
1885                 }
1886                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
1887                         vmdq_rx_conf->dcb_tc[i] = i;
1888                         vmdq_tx_conf->dcb_tc[i] = i;
1889                 }
1890
1891                 /* set DCB mode of RX and TX of multiple queues */
1892                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB;
1893                 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB;
1894         } else {
1895                 struct rte_eth_dcb_rx_conf *rx_conf =
1896                                 &eth_conf->rx_adv_conf.dcb_rx_conf;
1897                 struct rte_eth_dcb_tx_conf *tx_conf =
1898                                 &eth_conf->tx_adv_conf.dcb_tx_conf;
1899
1900                 rx_conf->nb_tcs = num_tcs;
1901                 tx_conf->nb_tcs = num_tcs;
1902
1903                 for (i = 0; i < num_tcs; i++) {
1904                         rx_conf->dcb_tc[i] = i;
1905                         tx_conf->dcb_tc[i] = i;
1906                 }
1907                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS;
1908                 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf;
1909                 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB;
1910         }
1911
1912         if (pfc_en)
1913                 eth_conf->dcb_capability_en =
1914                                 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT;
1915         else
1916                 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT;
1917
1918         return 0;
1919 }
1920
1921 int
1922 init_port_dcb_config(portid_t pid,
1923                      enum dcb_mode_enable dcb_mode,
1924                      enum rte_eth_nb_tcs num_tcs,
1925                      uint8_t pfc_en)
1926 {
1927         struct rte_eth_conf port_conf;
1928         struct rte_eth_dev_info dev_info;
1929         struct rte_port *rte_port;
1930         int retval;
1931         uint16_t i;
1932
1933         rte_eth_dev_info_get(pid, &dev_info);
1934
1935         /* If dev_info.vmdq_pool_base is greater than 0,
1936          * the queue id of vmdq pools is started after pf queues.
1937          */
1938         if (dcb_mode == DCB_VT_ENABLED && dev_info.vmdq_pool_base > 0) {
1939                 printf("VMDQ_DCB multi-queue mode is nonsensical"
1940                         " for port %d.", pid);
1941                 return -1;
1942         }
1943
1944         /* Assume the ports in testpmd have the same dcb capability
1945          * and has the same number of rxq and txq in dcb mode
1946          */
1947         if (dcb_mode == DCB_VT_ENABLED) {
1948                 nb_rxq = dev_info.max_rx_queues;
1949                 nb_txq = dev_info.max_tx_queues;
1950         } else {
1951                 /*if vt is disabled, use all pf queues */
1952                 if (dev_info.vmdq_pool_base == 0) {
1953                         nb_rxq = dev_info.max_rx_queues;
1954                         nb_txq = dev_info.max_tx_queues;
1955                 } else {
1956                         nb_rxq = (queueid_t)num_tcs;
1957                         nb_txq = (queueid_t)num_tcs;
1958
1959                 }
1960         }
1961         rx_free_thresh = 64;
1962
1963         memset(&port_conf, 0, sizeof(struct rte_eth_conf));
1964         /* Enter DCB configuration status */
1965         dcb_config = 1;
1966
1967         /*set configuration of DCB in vt mode and DCB in non-vt mode*/
1968         retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en);
1969         if (retval < 0)
1970                 return retval;
1971
1972         rte_port = &ports[pid];
1973         memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf));
1974
1975         rxtx_port_config(rte_port);
1976         /* VLAN filter */
1977         rte_port->dev_conf.rxmode.hw_vlan_filter = 1;
1978         for (i = 0; i < RTE_DIM(vlan_tags); i++)
1979                 rx_vft_set(pid, vlan_tags[i], 1);
1980
1981         rte_eth_macaddr_get(pid, &rte_port->eth_addr);
1982         map_port_queue_stats_mapping_registers(pid, rte_port);
1983
1984         rte_port->dcb_flag = 1;
1985
1986         return 0;
1987 }
1988
1989 static void
1990 init_port(void)
1991 {
1992         portid_t pid;
1993
1994         /* Configuration of Ethernet ports. */
1995         ports = rte_zmalloc("testpmd: ports",
1996                             sizeof(struct rte_port) * RTE_MAX_ETHPORTS,
1997                             RTE_CACHE_LINE_SIZE);
1998         if (ports == NULL) {
1999                 rte_exit(EXIT_FAILURE,
2000                                 "rte_zmalloc(%d struct rte_port) failed\n",
2001                                 RTE_MAX_ETHPORTS);
2002         }
2003
2004         /* enabled allocated ports */
2005         for (pid = 0; pid < nb_ports; pid++)
2006                 ports[pid].enabled = 1;
2007 }
2008
2009 int
2010 main(int argc, char** argv)
2011 {
2012         int  diag;
2013         uint8_t port_id;
2014
2015         diag = rte_eal_init(argc, argv);
2016         if (diag < 0)
2017                 rte_panic("Cannot init EAL\n");
2018
2019         nb_ports = (portid_t) rte_eth_dev_count();
2020         if (nb_ports == 0)
2021                 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n");
2022
2023         /* allocate port structures, and init them */
2024         init_port();
2025
2026         set_def_fwd_config();
2027         if (nb_lcores == 0)
2028                 rte_panic("Empty set of forwarding logical cores - check the "
2029                           "core mask supplied in the command parameters\n");
2030
2031         argc -= diag;
2032         argv += diag;
2033         if (argc > 1)
2034                 launch_args_parse(argc, argv);
2035
2036         if (nb_rxq > nb_txq)
2037                 printf("Warning: nb_rxq=%d enables RSS configuration, "
2038                        "but nb_txq=%d will prevent to fully test it.\n",
2039                        nb_rxq, nb_txq);
2040
2041         init_config();
2042         if (start_port(RTE_PORT_ALL) != 0)
2043                 rte_exit(EXIT_FAILURE, "Start ports failed\n");
2044
2045         /* set all ports to promiscuous mode by default */
2046         FOREACH_PORT(port_id, ports)
2047                 rte_eth_promiscuous_enable(port_id);
2048
2049 #ifdef RTE_LIBRTE_CMDLINE
2050         if (interactive == 1) {
2051                 if (auto_start) {
2052                         printf("Start automatic packet forwarding\n");
2053                         start_packet_forwarding(0);
2054                 }
2055                 prompt();
2056         } else
2057 #endif
2058         {
2059                 char c;
2060                 int rc;
2061
2062                 printf("No commandline core given, start packet forwarding\n");
2063                 start_packet_forwarding(0);
2064                 printf("Press enter to exit\n");
2065                 rc = read(0, &c, 1);
2066                 if (rc < 0)
2067                         return 1;
2068         }
2069
2070         return 0;
2071 }