app/test-pmd/testpmd.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2016 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_errno.h>
  53 #include <rte_byteorder.h>
  54 #include <rte_log.h>
  55 #include <rte_debug.h>
  56 #include <rte_cycles.h>
  57 #include <rte_memory.h>
  58 #include <rte_memcpy.h>
  59 #include <rte_memzone.h>
  60 #include <rte_launch.h>
  61 #include <rte_eal.h>
  62 #include <rte_per_lcore.h>
  63 #include <rte_lcore.h>
  64 #include <rte_atomic.h>
  65 #include <rte_branch_prediction.h>
  66 #include <rte_ring.h>
  67 #include <rte_mempool.h>
  68 #include <rte_malloc.h>
  69 #include <rte_mbuf.h>
  70 #include <rte_interrupts.h>
  71 #include <rte_pci.h>
  72 #include <rte_ether.h>
  73 #include <rte_ethdev.h>
  74 #include <rte_dev.h>
  75 #include <rte_string_fns.h>
  76 #ifdef RTE_LIBRTE_PMD_XENVIRT
  77 #include <rte_eth_xenvirt.h>
  78 #endif
  79
  80 #include "testpmd.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                 sock_num = rte_lcore_to_socket_id(i) + 1;
 358                 if (sock_num > max_socket) {
 359                         if (sock_num > RTE_MAX_NUMA_NODES)
 360                                 rte_exit(EXIT_FAILURE, "Total sockets greater than %u\n", RTE_MAX_NUMA_NODES);
 361                         max_socket = sock_num;
 362                 }
 363                 if (!rte_lcore_is_enabled(i))
 364                         continue;
 365                 if (i == rte_get_master_lcore())
 366                         continue;
 367                 fwd_lcores_cpuids[nb_lc++] = i;
 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 = NULL;
 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         RTE_LOG(INFO, USER1,
 420                 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n",
 421                 pool_name, nb_mbuf, mbuf_seg_size, socket_id);
 422
 423 #ifdef RTE_LIBRTE_PMD_XENVIRT
 424         rte_mp = rte_mempool_gntalloc_create(pool_name, nb_mbuf, mb_size,
 425                 (unsigned) mb_mempool_cache,
 426                 sizeof(struct rte_pktmbuf_pool_private),
 427                 rte_pktmbuf_pool_init, NULL,
 428                 rte_pktmbuf_init, NULL,
 429                 socket_id, 0);
 430 #endif
 431
 432         /* if the former XEN allocation failed fall back to normal allocation */
 433         if (rte_mp == NULL) {
 434                 if (mp_anon != 0) {
 435                         rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf,
 436                                 mb_size, (unsigned) mb_mempool_cache,
 437                                 sizeof(struct rte_pktmbuf_pool_private),
 438                                 socket_id, 0);
 439
 440                         if (rte_mempool_populate_anon(rte_mp) == 0) {
 441                                 rte_mempool_free(rte_mp);
 442                                 rte_mp = NULL;
 443                         }
 444                         rte_pktmbuf_pool_init(rte_mp, NULL);
 445                         rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL);
 446                 } else {
 447                         /* wrapper to rte_mempool_create() */
 448                         rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf,
 449                                 mb_mempool_cache, 0, mbuf_seg_size, socket_id);
 450                 }
 451         }
 452
 453         if (rte_mp == NULL) {
 454                 rte_exit(EXIT_FAILURE,
 455                         "Creation of mbuf pool for socket %u failed: %s\n",
 456                         socket_id, rte_strerror(rte_errno));
 457         } else if (verbose_level > 0) {
 458                 rte_mempool_dump(stdout, rte_mp);
 459         }
 460 }
 461
 462 /*
 463  * Check given socket id is valid or not with NUMA mode,
 464  * if valid, return 0, else return -1
 465  */
 466 static int
 467 check_socket_id(const unsigned int socket_id)
 468 {
 469         static int warning_once = 0;
 470
 471         if (socket_id >= max_socket) {
 472                 if (!warning_once && numa_support)
 473                         printf("Warning: NUMA should be configured manually by"
 474                                " using --port-numa-config and"
 475                                " --ring-numa-config parameters along with"
 476                                " --numa.\n");
 477                 warning_once = 1;
 478                 return -1;
 479         }
 480         return 0;
 481 }
 482
 483 static void
 484 init_config(void)
 485 {
 486         portid_t pid;
 487         struct rte_port *port;
 488         struct rte_mempool *mbp;
 489         unsigned int nb_mbuf_per_pool;
 490         lcoreid_t  lc_id;
 491         uint8_t port_per_socket[RTE_MAX_NUMA_NODES];
 492
 493         memset(port_per_socket,0,RTE_MAX_NUMA_NODES);
 494         /* Configuration of logical cores. */
 495         fwd_lcores = rte_zmalloc("testpmd: fwd_lcores",
 496                                 sizeof(struct fwd_lcore *) * nb_lcores,
 497                                 RTE_CACHE_LINE_SIZE);
 498         if (fwd_lcores == NULL) {
 499                 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) "
 500                                                         "failed\n", nb_lcores);
 501         }
 502         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
 503                 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore",
 504                                                sizeof(struct fwd_lcore),
 505                                                RTE_CACHE_LINE_SIZE);
 506                 if (fwd_lcores[lc_id] == NULL) {
 507                         rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) "
 508                                                                 "failed\n");
 509                 }
 510                 fwd_lcores[lc_id]->cpuid_idx = lc_id;
 511         }
 512
 513         /*
 514          * Create pools of mbuf.
 515          * If NUMA support is disabled, create a single pool of mbuf in
 516          * socket 0 memory by default.
 517          * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1.
 518          *
 519          * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and
 520          * nb_txd can be configured at run time.
 521          */
 522         if (param_total_num_mbufs)
 523                 nb_mbuf_per_pool = param_total_num_mbufs;
 524         else {
 525                 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + (nb_lcores * mb_mempool_cache)
 526                                 + RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST;
 527
 528                 if (!numa_support)
 529                         nb_mbuf_per_pool =
 530                                 (nb_mbuf_per_pool * RTE_MAX_ETHPORTS);
 531         }
 532
 533         if (!numa_support) {
 534                 if (socket_num == UMA_NO_CONFIG)
 535                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0);
 536                 else
 537                         mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool,
 538                                                  socket_num);
 539         }
 540
 541         FOREACH_PORT(pid, ports) {
 542                 port = &ports[pid];
 543                 rte_eth_dev_info_get(pid, &port->dev_info);
 544
 545                 if (numa_support) {
 546                         if (port_numa[pid] != NUMA_NO_CONFIG)
 547                                 port_per_socket[port_numa[pid]]++;
 548                         else {
 549                                 uint32_t socket_id = rte_eth_dev_socket_id(pid);
 550
 551                                 /* if socket_id is invalid, set to 0 */
 552                                 if (check_socket_id(socket_id) < 0)
 553                                         socket_id = 0;
 554                                 port_per_socket[socket_id]++;
 555                         }
 556                 }
 557
 558                 /* set flag to initialize port/queue */
 559                 port->need_reconfig = 1;
 560                 port->need_reconfig_queues = 1;
 561         }
 562
 563         if (numa_support) {
 564                 uint8_t i;
 565                 unsigned int nb_mbuf;
 566
 567                 if (param_total_num_mbufs)
 568                         nb_mbuf_per_pool = nb_mbuf_per_pool/nb_ports;
 569
 570                 for (i = 0; i < max_socket; i++) {
 571                         nb_mbuf = (nb_mbuf_per_pool * RTE_MAX_ETHPORTS);
 572                         if (nb_mbuf)
 573                                 mbuf_pool_create(mbuf_data_size,
 574                                                 nb_mbuf,i);
 575                 }
 576         }
 577         init_port_config();
 578
 579         /*
 580          * Records which Mbuf pool to use by each logical core, if needed.
 581          */
 582         for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
 583                 mbp = mbuf_pool_find(
 584                         rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id]));
 585
 586                 if (mbp == NULL)
 587                         mbp = mbuf_pool_find(0);
 588                 fwd_lcores[lc_id]->mbp = mbp;
 589         }
 590
 591         /* Configuration of packet forwarding streams. */
 592         if (init_fwd_streams() < 0)
 593                 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n");
 594
 595         fwd_config_setup();
 596 }
 597
 598
 599 void
 600 reconfig(portid_t new_port_id, unsigned socket_id)
 601 {
 602         struct rte_port *port;
 603
 604         /* Reconfiguration of Ethernet ports. */
 605         port = &ports[new_port_id];
 606         rte_eth_dev_info_get(new_port_id, &port->dev_info);
 607
 608         /* set flag to initialize port/queue */
 609         port->need_reconfig = 1;
 610         port->need_reconfig_queues = 1;
 611         port->socket_id = socket_id;
 612
 613         init_port_config();
 614 }
 615
 616
 617 int
 618 init_fwd_streams(void)
 619 {
 620         portid_t pid;
 621         struct rte_port *port;
 622         streamid_t sm_id, nb_fwd_streams_new;
 623         queueid_t q;
 624
 625         /* set socket id according to numa or not */
 626         FOREACH_PORT(pid, ports) {
 627                 port = &ports[pid];
 628                 if (nb_rxq > port->dev_info.max_rx_queues) {
 629                         printf("Fail: nb_rxq(%d) is greater than "
 630                                 "max_rx_queues(%d)\n", nb_rxq,
 631                                 port->dev_info.max_rx_queues);
 632                         return -1;
 633                 }
 634                 if (nb_txq > port->dev_info.max_tx_queues) {
 635                         printf("Fail: nb_txq(%d) is greater than "
 636                                 "max_tx_queues(%d)\n", nb_txq,
 637                                 port->dev_info.max_tx_queues);
 638                         return -1;
 639                 }
 640                 if (numa_support) {
 641                         if (port_numa[pid] != NUMA_NO_CONFIG)
 642                                 port->socket_id = port_numa[pid];
 643                         else {
 644                                 port->socket_id = rte_eth_dev_socket_id(pid);
 645
 646                                 /* if socket_id is invalid, set to 0 */
 647                                 if (check_socket_id(port->socket_id) < 0)
 648                                         port->socket_id = 0;
 649                         }
 650                 }
 651                 else {
 652                         if (socket_num == UMA_NO_CONFIG)
 653                                 port->socket_id = 0;
 654                         else
 655                                 port->socket_id = socket_num;
 656                 }
 657         }
 658
 659         q = RTE_MAX(nb_rxq, nb_txq);
 660         if (q == 0) {
 661                 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n");
 662                 return -1;
 663         }
 664         nb_fwd_streams_new = (streamid_t)(nb_ports * q);
 665         if (nb_fwd_streams_new == nb_fwd_streams)
 666                 return 0;
 667         /* clear the old */
 668         if (fwd_streams != NULL) {
 669                 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
 670                         if (fwd_streams[sm_id] == NULL)
 671                                 continue;
 672                         rte_free(fwd_streams[sm_id]);
 673                         fwd_streams[sm_id] = NULL;
 674                 }
 675                 rte_free(fwd_streams);
 676                 fwd_streams = NULL;
 677         }
 678
 679         /* init new */
 680         nb_fwd_streams = nb_fwd_streams_new;
 681         fwd_streams = rte_zmalloc("testpmd: fwd_streams",
 682                 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE);
 683         if (fwd_streams == NULL)
 684                 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) "
 685                                                 "failed\n", nb_fwd_streams);
 686
 687         for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
 688                 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream",
 689                                 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE);
 690                 if (fwd_streams[sm_id] == NULL)
 691                         rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)"
 692                                                                 " failed\n");
 693         }
 694
 695         return 0;
 696 }
 697
 698 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
 699 static void
 700 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
 701 {
 702         unsigned int total_burst;
 703         unsigned int nb_burst;
 704         unsigned int burst_stats[3];
 705         uint16_t pktnb_stats[3];
 706         uint16_t nb_pkt;
 707         int burst_percent[3];
 708
 709         /*
 710          * First compute the total number of packet bursts and the
 711          * two highest numbers of bursts of the same number of packets.
 712          */
 713         total_burst = 0;
 714         burst_stats[0] = burst_stats[1] = burst_stats[2] = 0;
 715         pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0;
 716         for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) {
 717                 nb_burst = pbs->pkt_burst_spread[nb_pkt];
 718                 if (nb_burst == 0)
 719                         continue;
 720                 total_burst += nb_burst;
 721                 if (nb_burst > burst_stats[0]) {
 722                         burst_stats[1] = burst_stats[0];
 723                         pktnb_stats[1] = pktnb_stats[0];
 724                         burst_stats[0] = nb_burst;
 725                         pktnb_stats[0] = nb_pkt;
 726                 }
 727         }
 728         if (total_burst == 0)
 729                 return;
 730         burst_percent[0] = (burst_stats[0] * 100) / total_burst;
 731         printf("  %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst,
 732                burst_percent[0], (int) pktnb_stats[0]);
 733         if (burst_stats[0] == total_burst) {
 734                 printf("]\n");
 735                 return;
 736         }
 737         if (burst_stats[0] + burst_stats[1] == total_burst) {
 738                 printf(" + %d%% of %d pkts]\n",
 739                        100 - burst_percent[0], pktnb_stats[1]);
 740                 return;
 741         }
 742         burst_percent[1] = (burst_stats[1] * 100) / total_burst;
 743         burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]);
 744         if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) {
 745                 printf(" + %d%% of others]\n", 100 - burst_percent[0]);
 746                 return;
 747         }
 748         printf(" + %d%% of %d pkts + %d%% of others]\n",
 749                burst_percent[1], (int) pktnb_stats[1], burst_percent[2]);
 750 }
 751 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */
 752
 753 static void
 754 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats)
 755 {
 756         struct rte_port *port;
 757         uint8_t i;
 758
 759         static const char *fwd_stats_border = "----------------------";
 760
 761         port = &ports[port_id];
 762         printf("\n  %s Forward statistics for port %-2d %s\n",
 763                fwd_stats_border, port_id, fwd_stats_border);
 764
 765         if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) {
 766                 printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
 767                        "%-"PRIu64"\n",
 768                        stats->ipackets, stats->imissed,
 769                        (uint64_t) (stats->ipackets + stats->imissed));
 770
 771                 if (cur_fwd_eng == &csum_fwd_engine)
 772                         printf("  Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n",
 773                                port->rx_bad_ip_csum, port->rx_bad_l4_csum);
 774                 if ((stats->ierrors + stats->rx_nombuf) > 0) {
 775                         printf("  RX-error: %-"PRIu64"\n",  stats->ierrors);
 776                         printf("  RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf);
 777                 }
 778
 779                 printf("  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
 780                        "%-"PRIu64"\n",
 781                        stats->opackets, port->tx_dropped,
 782                        (uint64_t) (stats->opackets + port->tx_dropped));
 783         }
 784         else {
 785                 printf("  RX-packets:             %14"PRIu64"    RX-dropped:%14"PRIu64"    RX-total:"
 786                        "%14"PRIu64"\n",
 787                        stats->ipackets, stats->imissed,
 788                        (uint64_t) (stats->ipackets + stats->imissed));
 789
 790                 if (cur_fwd_eng == &csum_fwd_engine)
 791                         printf("  Bad-ipcsum:%14"PRIu64"    Bad-l4csum:%14"PRIu64"\n",
 792                                port->rx_bad_ip_csum, port->rx_bad_l4_csum);
 793                 if ((stats->ierrors + stats->rx_nombuf) > 0) {
 794                         printf("  RX-error:%"PRIu64"\n", stats->ierrors);
 795                         printf("  RX-nombufs:             %14"PRIu64"\n",
 796                                stats->rx_nombuf);
 797                 }
 798
 799                 printf("  TX-packets:             %14"PRIu64"    TX-dropped:%14"PRIu64"    TX-total:"
 800                        "%14"PRIu64"\n",
 801                        stats->opackets, port->tx_dropped,
 802                        (uint64_t) (stats->opackets + port->tx_dropped));
 803         }
 804
 805 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
 806         if (port->rx_stream)
 807                 pkt_burst_stats_display("RX",
 808                         &port->rx_stream->rx_burst_stats);
 809         if (port->tx_stream)
 810                 pkt_burst_stats_display("TX",
 811                         &port->tx_stream->tx_burst_stats);
 812 #endif
 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 (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq)
 977                 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n");
 978
 979         if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq)
 980                 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n");
 981
 982         if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 &&
 983                 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) &&
 984                 (!nb_rxq || !nb_txq))
 985                 rte_exit(EXIT_FAILURE,
 986                         "Either rxq or txq are 0, cannot use %s fwd mode\n",
 987                         cur_fwd_eng->fwd_mode_name);
 988
 989         if (all_ports_started() == 0) {
 990                 printf("Not all ports were started\n");
 991                 return;
 992         }
 993         if (test_done == 0) {
 994                 printf("Packet forwarding already started\n");
 995                 return;
 996         }
 997         if(dcb_test) {
 998                 for (i = 0; i < nb_fwd_ports; i++) {
 999                         pt_id = fwd_ports_ids[i];
1000                         port = &ports[pt_id];
1001                         if (!port->dcb_flag) {
1002                                 printf("In DCB mode, all forwarding ports must "
1003                                        "be configured in this mode.\n");
1004                                 return;
1005                         }
1006                 }
1007                 if (nb_fwd_lcores == 1) {
1008                         printf("In DCB mode,the nb forwarding cores "
1009                                "should be larger than 1.\n");
1010                         return;
1011                 }
1012         }
1013         test_done = 0;
1014
1015         if(!no_flush_rx)
1016                 flush_fwd_rx_queues();
1017
1018         fwd_config_setup();
1019         rxtx_config_display();
1020
1021         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1022                 pt_id = fwd_ports_ids[i];
1023                 port = &ports[pt_id];
1024                 rte_eth_stats_get(pt_id, &port->stats);
1025                 port->tx_dropped = 0;
1026
1027                 map_port_queue_stats_mapping_registers(pt_id, port);
1028         }
1029         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1030                 fwd_streams[sm_id]->rx_packets = 0;
1031                 fwd_streams[sm_id]->tx_packets = 0;
1032                 fwd_streams[sm_id]->fwd_dropped = 0;
1033                 fwd_streams[sm_id]->rx_bad_ip_csum = 0;
1034                 fwd_streams[sm_id]->rx_bad_l4_csum = 0;
1035
1036 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1037                 memset(&fwd_streams[sm_id]->rx_burst_stats, 0,
1038                        sizeof(fwd_streams[sm_id]->rx_burst_stats));
1039                 memset(&fwd_streams[sm_id]->tx_burst_stats, 0,
1040                        sizeof(fwd_streams[sm_id]->tx_burst_stats));
1041 #endif
1042 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1043                 fwd_streams[sm_id]->core_cycles = 0;
1044 #endif
1045         }
1046         if (with_tx_first) {
1047                 port_fwd_begin = tx_only_engine.port_fwd_begin;
1048                 if (port_fwd_begin != NULL) {
1049                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1050                                 (*port_fwd_begin)(fwd_ports_ids[i]);
1051                 }
1052                 launch_packet_forwarding(run_one_txonly_burst_on_core);
1053                 rte_eal_mp_wait_lcore();
1054                 port_fwd_end = tx_only_engine.port_fwd_end;
1055                 if (port_fwd_end != NULL) {
1056                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1057                                 (*port_fwd_end)(fwd_ports_ids[i]);
1058                 }
1059         }
1060         launch_packet_forwarding(start_pkt_forward_on_core);
1061 }
1062
1063 void
1064 stop_packet_forwarding(void)
1065 {
1066         struct rte_eth_stats stats;
1067         struct rte_port *port;
1068         port_fwd_end_t  port_fwd_end;
1069         int i;
1070         portid_t   pt_id;
1071         streamid_t sm_id;
1072         lcoreid_t  lc_id;
1073         uint64_t total_recv;
1074         uint64_t total_xmit;
1075         uint64_t total_rx_dropped;
1076         uint64_t total_tx_dropped;
1077         uint64_t total_rx_nombuf;
1078         uint64_t tx_dropped;
1079         uint64_t rx_bad_ip_csum;
1080         uint64_t rx_bad_l4_csum;
1081 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1082         uint64_t fwd_cycles;
1083 #endif
1084         static const char *acc_stats_border = "+++++++++++++++";
1085
1086         if (all_ports_started() == 0) {
1087                 printf("Not all ports were started\n");
1088                 return;
1089         }
1090         if (test_done) {
1091                 printf("Packet forwarding not started\n");
1092                 return;
1093         }
1094         printf("Telling cores to stop...");
1095         for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
1096                 fwd_lcores[lc_id]->stopped = 1;
1097         printf("\nWaiting for lcores to finish...\n");
1098         rte_eal_mp_wait_lcore();
1099         port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
1100         if (port_fwd_end != NULL) {
1101                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1102                         pt_id = fwd_ports_ids[i];
1103                         (*port_fwd_end)(pt_id);
1104                 }
1105         }
1106 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1107         fwd_cycles = 0;
1108 #endif
1109         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1110                 if (cur_fwd_config.nb_fwd_streams >
1111                     cur_fwd_config.nb_fwd_ports) {
1112                         fwd_stream_stats_display(sm_id);
1113                         ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL;
1114                         ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL;
1115                 } else {
1116                         ports[fwd_streams[sm_id]->tx_port].tx_stream =
1117                                 fwd_streams[sm_id];
1118                         ports[fwd_streams[sm_id]->rx_port].rx_stream =
1119                                 fwd_streams[sm_id];
1120                 }
1121                 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped;
1122                 tx_dropped = (uint64_t) (tx_dropped +
1123                                          fwd_streams[sm_id]->fwd_dropped);
1124                 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped;
1125
1126                 rx_bad_ip_csum =
1127                         ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum;
1128                 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum +
1129                                          fwd_streams[sm_id]->rx_bad_ip_csum);
1130                 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum =
1131                                                         rx_bad_ip_csum;
1132
1133                 rx_bad_l4_csum =
1134                         ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum;
1135                 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum +
1136                                          fwd_streams[sm_id]->rx_bad_l4_csum);
1137                 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum =
1138                                                         rx_bad_l4_csum;
1139
1140 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1141                 fwd_cycles = (uint64_t) (fwd_cycles +
1142                                          fwd_streams[sm_id]->core_cycles);
1143 #endif
1144         }
1145         total_recv = 0;
1146         total_xmit = 0;
1147         total_rx_dropped = 0;
1148         total_tx_dropped = 0;
1149         total_rx_nombuf  = 0;
1150         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1151                 pt_id = fwd_ports_ids[i];
1152
1153                 port = &ports[pt_id];
1154                 rte_eth_stats_get(pt_id, &stats);
1155                 stats.ipackets -= port->stats.ipackets;
1156                 port->stats.ipackets = 0;
1157                 stats.opackets -= port->stats.opackets;
1158                 port->stats.opackets = 0;
1159                 stats.ibytes   -= port->stats.ibytes;
1160                 port->stats.ibytes = 0;
1161                 stats.obytes   -= port->stats.obytes;
1162                 port->stats.obytes = 0;
1163                 stats.imissed  -= port->stats.imissed;
1164                 port->stats.imissed = 0;
1165                 stats.oerrors  -= port->stats.oerrors;
1166                 port->stats.oerrors = 0;
1167                 stats.rx_nombuf -= port->stats.rx_nombuf;
1168                 port->stats.rx_nombuf = 0;
1169
1170                 total_recv += stats.ipackets;
1171                 total_xmit += stats.opackets;
1172                 total_rx_dropped += stats.imissed;
1173                 total_tx_dropped += port->tx_dropped;
1174                 total_rx_nombuf  += stats.rx_nombuf;
1175
1176                 fwd_port_stats_display(pt_id, &stats);
1177         }
1178         printf("\n  %s Accumulated forward statistics for all ports"
1179                "%s\n",
1180                acc_stats_border, acc_stats_border);
1181         printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
1182                "%-"PRIu64"\n"
1183                "  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
1184                "%-"PRIu64"\n",
1185                total_recv, total_rx_dropped, total_recv + total_rx_dropped,
1186                total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
1187         if (total_rx_nombuf > 0)
1188                 printf("  RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
1189         printf("  %s++++++++++++++++++++++++++++++++++++++++++++++"
1190                "%s\n",
1191                acc_stats_border, acc_stats_border);
1192 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1193         if (total_recv > 0)
1194                 printf("\n  CPU cycles/packet=%u (total cycles="
1195                        "%"PRIu64" / total RX packets=%"PRIu64")\n",
1196                        (unsigned int)(fwd_cycles / total_recv),
1197                        fwd_cycles, total_recv);
1198 #endif
1199         printf("\nDone.\n");
1200         test_done = 1;
1201 }
1202
1203 void
1204 dev_set_link_up(portid_t pid)
1205 {
1206         if (rte_eth_dev_set_link_up((uint8_t)pid) < 0)
1207                 printf("\nSet link up fail.\n");
1208 }
1209
1210 void
1211 dev_set_link_down(portid_t pid)
1212 {
1213         if (rte_eth_dev_set_link_down((uint8_t)pid) < 0)
1214                 printf("\nSet link down fail.\n");
1215 }
1216
1217 static int
1218 all_ports_started(void)
1219 {
1220         portid_t pi;
1221         struct rte_port *port;
1222
1223         FOREACH_PORT(pi, ports) {
1224                 port = &ports[pi];
1225                 /* Check if there is a port which is not started */
1226                 if ((port->port_status != RTE_PORT_STARTED) &&
1227                         (port->slave_flag == 0))
1228                         return 0;
1229         }
1230
1231         /* No port is not started */
1232         return 1;
1233 }
1234
1235 int
1236 all_ports_stopped(void)
1237 {
1238         portid_t pi;
1239         struct rte_port *port;
1240
1241         FOREACH_PORT(pi, ports) {
1242                 port = &ports[pi];
1243                 if ((port->port_status != RTE_PORT_STOPPED) &&
1244                         (port->slave_flag == 0))
1245                         return 0;
1246         }
1247
1248         return 1;
1249 }
1250
1251 int
1252 port_is_started(portid_t port_id)
1253 {
1254         if (port_id_is_invalid(port_id, ENABLED_WARN))
1255                 return 0;
1256
1257         if (ports[port_id].port_status != RTE_PORT_STARTED)
1258                 return 0;
1259
1260         return 1;
1261 }
1262
1263 static int
1264 port_is_closed(portid_t port_id)
1265 {
1266         if (port_id_is_invalid(port_id, ENABLED_WARN))
1267                 return 0;
1268
1269         if (ports[port_id].port_status != RTE_PORT_CLOSED)
1270                 return 0;
1271
1272         return 1;
1273 }
1274
1275 int
1276 start_port(portid_t pid)
1277 {
1278         int diag, need_check_link_status = -1;
1279         portid_t pi;
1280         queueid_t qi;
1281         struct rte_port *port;
1282         struct ether_addr mac_addr;
1283
1284         if (port_id_is_invalid(pid, ENABLED_WARN))
1285                 return 0;
1286
1287         if (init_fwd_streams() < 0) {
1288                 printf("Fail from init_fwd_streams()\n");
1289                 return -1;
1290         }
1291
1292         if(dcb_config)
1293                 dcb_test = 1;
1294         FOREACH_PORT(pi, ports) {
1295                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1296                         continue;
1297
1298                 need_check_link_status = 0;
1299                 port = &ports[pi];
1300                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED,
1301                                                  RTE_PORT_HANDLING) == 0) {
1302                         printf("Port %d is now not stopped\n", pi);
1303                         continue;
1304                 }
1305
1306                 if (port->need_reconfig > 0) {
1307                         port->need_reconfig = 0;
1308
1309                         printf("Configuring Port %d (socket %u)\n", pi,
1310                                         port->socket_id);
1311                         /* configure port */
1312                         diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq,
1313                                                 &(port->dev_conf));
1314                         if (diag != 0) {
1315                                 if (rte_atomic16_cmpset(&(port->port_status),
1316                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1317                                         printf("Port %d can not be set back "
1318                                                         "to stopped\n", pi);
1319                                 printf("Fail to configure port %d\n", pi);
1320                                 /* try to reconfigure port next time */
1321                                 port->need_reconfig = 1;
1322                                 return -1;
1323                         }
1324                 }
1325                 if (port->need_reconfig_queues > 0) {
1326                         port->need_reconfig_queues = 0;
1327                         /* setup tx queues */
1328                         for (qi = 0; qi < nb_txq; qi++) {
1329                                 if ((numa_support) &&
1330                                         (txring_numa[pi] != NUMA_NO_CONFIG))
1331                                         diag = rte_eth_tx_queue_setup(pi, qi,
1332                                                 nb_txd,txring_numa[pi],
1333                                                 &(port->tx_conf));
1334                                 else
1335                                         diag = rte_eth_tx_queue_setup(pi, qi,
1336                                                 nb_txd,port->socket_id,
1337                                                 &(port->tx_conf));
1338
1339                                 if (diag == 0)
1340                                         continue;
1341
1342                                 /* Fail to setup tx queue, return */
1343                                 if (rte_atomic16_cmpset(&(port->port_status),
1344                                                         RTE_PORT_HANDLING,
1345                                                         RTE_PORT_STOPPED) == 0)
1346                                         printf("Port %d can not be set back "
1347                                                         "to stopped\n", pi);
1348                                 printf("Fail to configure port %d tx queues\n", pi);
1349                                 /* try to reconfigure queues next time */
1350                                 port->need_reconfig_queues = 1;
1351                                 return -1;
1352                         }
1353                         /* setup rx queues */
1354                         for (qi = 0; qi < nb_rxq; qi++) {
1355                                 if ((numa_support) &&
1356                                         (rxring_numa[pi] != NUMA_NO_CONFIG)) {
1357                                         struct rte_mempool * mp =
1358                                                 mbuf_pool_find(rxring_numa[pi]);
1359                                         if (mp == NULL) {
1360                                                 printf("Failed to setup RX queue:"
1361                                                         "No mempool allocation"
1362                                                         "on the socket %d\n",
1363                                                         rxring_numa[pi]);
1364                                                 return -1;
1365                                         }
1366
1367                                         diag = rte_eth_rx_queue_setup(pi, qi,
1368                                              nb_rxd,rxring_numa[pi],
1369                                              &(port->rx_conf),mp);
1370                                 }
1371                                 else
1372                                         diag = rte_eth_rx_queue_setup(pi, qi,
1373                                              nb_rxd,port->socket_id,
1374                                              &(port->rx_conf),
1375                                              mbuf_pool_find(port->socket_id));
1376
1377                                 if (diag == 0)
1378                                         continue;
1379
1380
1381                                 /* Fail to setup rx queue, return */
1382                                 if (rte_atomic16_cmpset(&(port->port_status),
1383                                                         RTE_PORT_HANDLING,
1384                                                         RTE_PORT_STOPPED) == 0)
1385                                         printf("Port %d can not be set back "
1386                                                         "to stopped\n", pi);
1387                                 printf("Fail to configure port %d rx queues\n", pi);
1388                                 /* try to reconfigure queues next time */
1389                                 port->need_reconfig_queues = 1;
1390                                 return -1;
1391                         }
1392                 }
1393                 /* start port */
1394                 if (rte_eth_dev_start(pi) < 0) {
1395                         printf("Fail to start port %d\n", pi);
1396
1397                         /* Fail to setup rx queue, return */
1398                         if (rte_atomic16_cmpset(&(port->port_status),
1399                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1400                                 printf("Port %d can not be set back to "
1401                                                         "stopped\n", pi);
1402                         continue;
1403                 }
1404
1405                 if (rte_atomic16_cmpset(&(port->port_status),
1406                         RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0)
1407                         printf("Port %d can not be set into started\n", pi);
1408
1409                 rte_eth_macaddr_get(pi, &mac_addr);
1410                 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi,
1411                                 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1],
1412                                 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3],
1413                                 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]);
1414
1415                 /* at least one port started, need checking link status */
1416                 need_check_link_status = 1;
1417         }
1418
1419         if (need_check_link_status == 1 && !no_link_check)
1420                 check_all_ports_link_status(RTE_PORT_ALL);
1421         else if (need_check_link_status == 0)
1422                 printf("Please stop the ports first\n");
1423
1424         printf("Done\n");
1425         return 0;
1426 }
1427
1428 void
1429 stop_port(portid_t pid)
1430 {
1431         portid_t pi;
1432         struct rte_port *port;
1433         int need_check_link_status = 0;
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                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
1450                         printf("Please remove port %d from forwarding configuration.\n", pi);
1451                         continue;
1452                 }
1453
1454                 if (port_is_bonding_slave(pi)) {
1455                         printf("Please remove port %d from bonded device.\n", pi);
1456                         continue;
1457                 }
1458
1459                 port = &ports[pi];
1460                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED,
1461                                                 RTE_PORT_HANDLING) == 0)
1462                         continue;
1463
1464                 rte_eth_dev_stop(pi);
1465
1466                 if (rte_atomic16_cmpset(&(port->port_status),
1467                         RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1468                         printf("Port %d can not be set into stopped\n", pi);
1469                 need_check_link_status = 1;
1470         }
1471         if (need_check_link_status && !no_link_check)
1472                 check_all_ports_link_status(RTE_PORT_ALL);
1473
1474         printf("Done\n");
1475 }
1476
1477 void
1478 close_port(portid_t pid)
1479 {
1480         portid_t pi;
1481         struct rte_port *port;
1482
1483         if (port_id_is_invalid(pid, ENABLED_WARN))
1484                 return;
1485
1486         printf("Closing ports...\n");
1487
1488         FOREACH_PORT(pi, ports) {
1489                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1490                         continue;
1491
1492                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
1493                         printf("Please remove port %d from forwarding configuration.\n", pi);
1494                         continue;
1495                 }
1496
1497                 if (port_is_bonding_slave(pi)) {
1498                         printf("Please remove port %d from bonded device.\n", pi);
1499                         continue;
1500                 }
1501
1502                 port = &ports[pi];
1503                 if (rte_atomic16_cmpset(&(port->port_status),
1504                         RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) {
1505                         printf("Port %d is already closed\n", pi);
1506                         continue;
1507                 }
1508
1509                 if (rte_atomic16_cmpset(&(port->port_status),
1510                         RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) {
1511                         printf("Port %d is now not stopped\n", pi);
1512                         continue;
1513                 }
1514
1515                 rte_eth_dev_close(pi);
1516
1517                 if (rte_atomic16_cmpset(&(port->port_status),
1518                         RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0)
1519                         printf("Port %d cannot be set to closed\n", pi);
1520         }
1521
1522         printf("Done\n");
1523 }
1524
1525 void
1526 attach_port(char *identifier)
1527 {
1528         portid_t pi = 0;
1529
1530         printf("Attaching a new port...\n");
1531
1532         if (identifier == NULL) {
1533                 printf("Invalid parameters are specified\n");
1534                 return;
1535         }
1536
1537         if (rte_eth_dev_attach(identifier, &pi))
1538                 return;
1539
1540         ports[pi].enabled = 1;
1541         reconfig(pi, rte_eth_dev_socket_id(pi));
1542         rte_eth_promiscuous_enable(pi);
1543
1544         nb_ports = rte_eth_dev_count();
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         char name[RTE_ETH_NAME_MAX_LEN];
1556
1557         printf("Detaching a port...\n");
1558
1559         if (!port_is_closed(port_id)) {
1560                 printf("Please close port first\n");
1561                 return;
1562         }
1563
1564         if (rte_eth_dev_detach(port_id, name))
1565                 return;
1566
1567         ports[port_id].enabled = 0;
1568         nb_ports = rte_eth_dev_count();
1569
1570         printf("Port '%s' is detached. Now total ports is %d\n",
1571                         name, nb_ports);
1572         printf("Done\n");
1573         return;
1574 }
1575
1576 void
1577 pmd_test_exit(void)
1578 {
1579         portid_t pt_id;
1580
1581         if (test_done == 0)
1582                 stop_packet_forwarding();
1583
1584         if (ports != NULL) {
1585                 no_link_check = 1;
1586                 FOREACH_PORT(pt_id, ports) {
1587                         printf("\nShutting down port %d...\n", pt_id);
1588                         fflush(stdout);
1589                         stop_port(pt_id);
1590                         close_port(pt_id);
1591                 }
1592         }
1593         printf("\nBye...\n");
1594 }
1595
1596 typedef void (*cmd_func_t)(void);
1597 struct pmd_test_command {
1598         const char *cmd_name;
1599         cmd_func_t cmd_func;
1600 };
1601
1602 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0]))
1603
1604 /* Check the link status of all ports in up to 9s, and print them finally */
1605 static void
1606 check_all_ports_link_status(uint32_t port_mask)
1607 {
1608 #define CHECK_INTERVAL 100 /* 100ms */
1609 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1610         uint8_t portid, count, all_ports_up, print_flag = 0;
1611         struct rte_eth_link link;
1612
1613         printf("Checking link statuses...\n");
1614         fflush(stdout);
1615         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1616                 all_ports_up = 1;
1617                 FOREACH_PORT(portid, ports) {
1618                         if ((port_mask & (1 << portid)) == 0)
1619                                 continue;
1620                         memset(&link, 0, sizeof(link));
1621                         rte_eth_link_get_nowait(portid, &link);
1622                         /* print link status if flag set */
1623                         if (print_flag == 1) {
1624                                 if (link.link_status)
1625                                         printf("Port %d Link Up - speed %u "
1626                                                 "Mbps - %s\n", (uint8_t)portid,
1627                                                 (unsigned)link.link_speed,
1628                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1629                                         ("full-duplex") : ("half-duplex\n"));
1630                                 else
1631                                         printf("Port %d Link Down\n",
1632                                                 (uint8_t)portid);
1633                                 continue;
1634                         }
1635                         /* clear all_ports_up flag if any link down */
1636                         if (link.link_status == ETH_LINK_DOWN) {
1637                                 all_ports_up = 0;
1638                                 break;
1639                         }
1640                 }
1641                 /* after finally printing all link status, get out */
1642                 if (print_flag == 1)
1643                         break;
1644
1645                 if (all_ports_up == 0) {
1646                         fflush(stdout);
1647                         rte_delay_ms(CHECK_INTERVAL);
1648                 }
1649
1650                 /* set the print_flag if all ports up or timeout */
1651                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1652                         print_flag = 1;
1653                 }
1654         }
1655 }
1656
1657 static int
1658 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port)
1659 {
1660         uint16_t i;
1661         int diag;
1662         uint8_t mapping_found = 0;
1663
1664         for (i = 0; i < nb_tx_queue_stats_mappings; i++) {
1665                 if ((tx_queue_stats_mappings[i].port_id == port_id) &&
1666                                 (tx_queue_stats_mappings[i].queue_id < nb_txq )) {
1667                         diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id,
1668                                         tx_queue_stats_mappings[i].queue_id,
1669                                         tx_queue_stats_mappings[i].stats_counter_id);
1670                         if (diag != 0)
1671                                 return diag;
1672                         mapping_found = 1;
1673                 }
1674         }
1675         if (mapping_found)
1676                 port->tx_queue_stats_mapping_enabled = 1;
1677         return 0;
1678 }
1679
1680 static int
1681 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port)
1682 {
1683         uint16_t i;
1684         int diag;
1685         uint8_t mapping_found = 0;
1686
1687         for (i = 0; i < nb_rx_queue_stats_mappings; i++) {
1688                 if ((rx_queue_stats_mappings[i].port_id == port_id) &&
1689                                 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) {
1690                         diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id,
1691                                         rx_queue_stats_mappings[i].queue_id,
1692                                         rx_queue_stats_mappings[i].stats_counter_id);
1693                         if (diag != 0)
1694                                 return diag;
1695                         mapping_found = 1;
1696                 }
1697         }
1698         if (mapping_found)
1699                 port->rx_queue_stats_mapping_enabled = 1;
1700         return 0;
1701 }
1702
1703 static void
1704 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port)
1705 {
1706         int diag = 0;
1707
1708         diag = set_tx_queue_stats_mapping_registers(pi, port);
1709         if (diag != 0) {
1710                 if (diag == -ENOTSUP) {
1711                         port->tx_queue_stats_mapping_enabled = 0;
1712                         printf("TX queue stats mapping not supported port id=%d\n", pi);
1713                 }
1714                 else
1715                         rte_exit(EXIT_FAILURE,
1716                                         "set_tx_queue_stats_mapping_registers "
1717                                         "failed for port id=%d diag=%d\n",
1718                                         pi, diag);
1719         }
1720
1721         diag = set_rx_queue_stats_mapping_registers(pi, port);
1722         if (diag != 0) {
1723                 if (diag == -ENOTSUP) {
1724                         port->rx_queue_stats_mapping_enabled = 0;
1725                         printf("RX queue stats mapping not supported port id=%d\n", pi);
1726                 }
1727                 else
1728                         rte_exit(EXIT_FAILURE,
1729                                         "set_rx_queue_stats_mapping_registers "
1730                                         "failed for port id=%d diag=%d\n",
1731                                         pi, diag);
1732         }
1733 }
1734
1735 static void
1736 rxtx_port_config(struct rte_port *port)
1737 {
1738         port->rx_conf = port->dev_info.default_rxconf;
1739         port->tx_conf = port->dev_info.default_txconf;
1740
1741         /* Check if any RX/TX parameters have been passed */
1742         if (rx_pthresh != RTE_PMD_PARAM_UNSET)
1743                 port->rx_conf.rx_thresh.pthresh = rx_pthresh;
1744
1745         if (rx_hthresh != RTE_PMD_PARAM_UNSET)
1746                 port->rx_conf.rx_thresh.hthresh = rx_hthresh;
1747
1748         if (rx_wthresh != RTE_PMD_PARAM_UNSET)
1749                 port->rx_conf.rx_thresh.wthresh = rx_wthresh;
1750
1751         if (rx_free_thresh != RTE_PMD_PARAM_UNSET)
1752                 port->rx_conf.rx_free_thresh = rx_free_thresh;
1753
1754         if (rx_drop_en != RTE_PMD_PARAM_UNSET)
1755                 port->rx_conf.rx_drop_en = rx_drop_en;
1756
1757         if (tx_pthresh != RTE_PMD_PARAM_UNSET)
1758                 port->tx_conf.tx_thresh.pthresh = tx_pthresh;
1759
1760         if (tx_hthresh != RTE_PMD_PARAM_UNSET)
1761                 port->tx_conf.tx_thresh.hthresh = tx_hthresh;
1762
1763         if (tx_wthresh != RTE_PMD_PARAM_UNSET)
1764                 port->tx_conf.tx_thresh.wthresh = tx_wthresh;
1765
1766         if (tx_rs_thresh != RTE_PMD_PARAM_UNSET)
1767                 port->tx_conf.tx_rs_thresh = tx_rs_thresh;
1768
1769         if (tx_free_thresh != RTE_PMD_PARAM_UNSET)
1770                 port->tx_conf.tx_free_thresh = tx_free_thresh;
1771
1772         if (txq_flags != RTE_PMD_PARAM_UNSET)
1773                 port->tx_conf.txq_flags = txq_flags;
1774 }
1775
1776 void
1777 init_port_config(void)
1778 {
1779         portid_t pid;
1780         struct rte_port *port;
1781
1782         FOREACH_PORT(pid, ports) {
1783                 port = &ports[pid];
1784                 port->dev_conf.rxmode = rx_mode;
1785                 port->dev_conf.fdir_conf = fdir_conf;
1786                 if (nb_rxq > 1) {
1787                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
1788                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf;
1789                 } else {
1790                         port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
1791                         port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0;
1792                 }
1793
1794                 if (port->dcb_flag == 0 && port->dev_info.max_vfs == 0) {
1795                         if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
1796                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
1797                         else
1798                                 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE;
1799                 }
1800
1801                 if (port->dev_info.max_vfs != 0) {
1802                         if (port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
1803                                 port->dev_conf.rxmode.mq_mode =
1804                                         ETH_MQ_RX_VMDQ_RSS;
1805                         else
1806                                 port->dev_conf.rxmode.mq_mode =
1807                                         ETH_MQ_RX_NONE;
1808
1809                         port->dev_conf.txmode.mq_mode = ETH_MQ_TX_NONE;
1810                 }
1811
1812                 rxtx_port_config(port);
1813
1814                 rte_eth_macaddr_get(pid, &port->eth_addr);
1815
1816                 map_port_queue_stats_mapping_registers(pid, port);
1817 #ifdef RTE_NIC_BYPASS
1818                 rte_eth_dev_bypass_init(pid);
1819 #endif
1820         }
1821 }
1822
1823 void set_port_slave_flag(portid_t slave_pid)
1824 {
1825         struct rte_port *port;
1826
1827         port = &ports[slave_pid];
1828         port->slave_flag = 1;
1829 }
1830
1831 void clear_port_slave_flag(portid_t slave_pid)
1832 {
1833         struct rte_port *port;
1834
1835         port = &ports[slave_pid];
1836         port->slave_flag = 0;
1837 }
1838
1839 uint8_t port_is_bonding_slave(portid_t slave_pid)
1840 {
1841         struct rte_port *port;
1842
1843         port = &ports[slave_pid];
1844         return port->slave_flag;
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 static void
2010 force_quit(void)
2011 {
2012         pmd_test_exit();
2013         prompt_exit();
2014 }
2015
2016 static void
2017 signal_handler(int signum)
2018 {
2019         if (signum == SIGINT || signum == SIGTERM) {
2020                 printf("\nSignal %d received, preparing to exit...\n",
2021                                 signum);
2022                 force_quit();
2023                 /* exit with the expected status */
2024                 signal(signum, SIG_DFL);
2025                 kill(getpid(), signum);
2026         }
2027 }
2028
2029 int
2030 main(int argc, char** argv)
2031 {
2032         int  diag;
2033         uint8_t port_id;
2034
2035         signal(SIGINT, signal_handler);
2036         signal(SIGTERM, signal_handler);
2037
2038         diag = rte_eal_init(argc, argv);
2039         if (diag < 0)
2040                 rte_panic("Cannot init EAL\n");
2041
2042         nb_ports = (portid_t) rte_eth_dev_count();
2043         if (nb_ports == 0)
2044                 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n");
2045
2046         /* allocate port structures, and init them */
2047         init_port();
2048
2049         set_def_fwd_config();
2050         if (nb_lcores == 0)
2051                 rte_panic("Empty set of forwarding logical cores - check the "
2052                           "core mask supplied in the command parameters\n");
2053
2054         argc -= diag;
2055         argv += diag;
2056         if (argc > 1)
2057                 launch_args_parse(argc, argv);
2058
2059         if (!nb_rxq && !nb_txq)
2060                 printf("Warning: Either rx or tx queues should be non-zero\n");
2061
2062         if (nb_rxq > 1 && nb_rxq > nb_txq)
2063                 printf("Warning: nb_rxq=%d enables RSS configuration, "
2064                        "but nb_txq=%d will prevent to fully test it.\n",
2065                        nb_rxq, nb_txq);
2066
2067         init_config();
2068         if (start_port(RTE_PORT_ALL) != 0)
2069                 rte_exit(EXIT_FAILURE, "Start ports failed\n");
2070
2071         /* set all ports to promiscuous mode by default */
2072         FOREACH_PORT(port_id, ports)
2073                 rte_eth_promiscuous_enable(port_id);
2074
2075 #ifdef RTE_LIBRTE_CMDLINE
2076         if (interactive == 1) {
2077                 if (auto_start) {
2078                         printf("Start automatic packet forwarding\n");
2079                         start_packet_forwarding(0);
2080                 }
2081                 prompt();
2082         } else
2083 #endif
2084         {
2085                 char c;
2086                 int rc;
2087
2088                 printf("No commandline core given, start packet forwarding\n");
2089                 start_packet_forwarding(0);
2090                 printf("Press enter to exit\n");
2091                 rc = read(0, &c, 1);
2092                 pmd_test_exit();
2093                 if (rc < 0)
2094                         return 1;
2095         }
2096
2097         return 0;
2098 }