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
 998         if (init_fwd_streams() < 0) {
 999                 printf("Fail from init_fwd_streams()\n");
1000                 return;
1001         }
1002
1003         if(dcb_test) {
1004                 for (i = 0; i < nb_fwd_ports; i++) {
1005                         pt_id = fwd_ports_ids[i];
1006                         port = &ports[pt_id];
1007                         if (!port->dcb_flag) {
1008                                 printf("In DCB mode, all forwarding ports must "
1009                                        "be configured in this mode.\n");
1010                                 return;
1011                         }
1012                 }
1013                 if (nb_fwd_lcores == 1) {
1014                         printf("In DCB mode,the nb forwarding cores "
1015                                "should be larger than 1.\n");
1016                         return;
1017                 }
1018         }
1019         test_done = 0;
1020
1021         if(!no_flush_rx)
1022                 flush_fwd_rx_queues();
1023
1024         fwd_config_setup();
1025         rxtx_config_display();
1026
1027         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1028                 pt_id = fwd_ports_ids[i];
1029                 port = &ports[pt_id];
1030                 rte_eth_stats_get(pt_id, &port->stats);
1031                 port->tx_dropped = 0;
1032
1033                 map_port_queue_stats_mapping_registers(pt_id, port);
1034         }
1035         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1036                 fwd_streams[sm_id]->rx_packets = 0;
1037                 fwd_streams[sm_id]->tx_packets = 0;
1038                 fwd_streams[sm_id]->fwd_dropped = 0;
1039                 fwd_streams[sm_id]->rx_bad_ip_csum = 0;
1040                 fwd_streams[sm_id]->rx_bad_l4_csum = 0;
1041
1042 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1043                 memset(&fwd_streams[sm_id]->rx_burst_stats, 0,
1044                        sizeof(fwd_streams[sm_id]->rx_burst_stats));
1045                 memset(&fwd_streams[sm_id]->tx_burst_stats, 0,
1046                        sizeof(fwd_streams[sm_id]->tx_burst_stats));
1047 #endif
1048 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1049                 fwd_streams[sm_id]->core_cycles = 0;
1050 #endif
1051         }
1052         if (with_tx_first) {
1053                 port_fwd_begin = tx_only_engine.port_fwd_begin;
1054                 if (port_fwd_begin != NULL) {
1055                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1056                                 (*port_fwd_begin)(fwd_ports_ids[i]);
1057                 }
1058                 launch_packet_forwarding(run_one_txonly_burst_on_core);
1059                 rte_eal_mp_wait_lcore();
1060                 port_fwd_end = tx_only_engine.port_fwd_end;
1061                 if (port_fwd_end != NULL) {
1062                         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1063                                 (*port_fwd_end)(fwd_ports_ids[i]);
1064                 }
1065         }
1066         launch_packet_forwarding(start_pkt_forward_on_core);
1067 }
1068
1069 void
1070 stop_packet_forwarding(void)
1071 {
1072         struct rte_eth_stats stats;
1073         struct rte_port *port;
1074         port_fwd_end_t  port_fwd_end;
1075         int i;
1076         portid_t   pt_id;
1077         streamid_t sm_id;
1078         lcoreid_t  lc_id;
1079         uint64_t total_recv;
1080         uint64_t total_xmit;
1081         uint64_t total_rx_dropped;
1082         uint64_t total_tx_dropped;
1083         uint64_t total_rx_nombuf;
1084         uint64_t tx_dropped;
1085         uint64_t rx_bad_ip_csum;
1086         uint64_t rx_bad_l4_csum;
1087 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1088         uint64_t fwd_cycles;
1089 #endif
1090         static const char *acc_stats_border = "+++++++++++++++";
1091
1092         if (test_done) {
1093                 printf("Packet forwarding not started\n");
1094                 return;
1095         }
1096         printf("Telling cores to stop...");
1097         for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
1098                 fwd_lcores[lc_id]->stopped = 1;
1099         printf("\nWaiting for lcores to finish...\n");
1100         rte_eal_mp_wait_lcore();
1101         port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
1102         if (port_fwd_end != NULL) {
1103                 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1104                         pt_id = fwd_ports_ids[i];
1105                         (*port_fwd_end)(pt_id);
1106                 }
1107         }
1108 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1109         fwd_cycles = 0;
1110 #endif
1111         for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1112                 if (cur_fwd_config.nb_fwd_streams >
1113                     cur_fwd_config.nb_fwd_ports) {
1114                         fwd_stream_stats_display(sm_id);
1115                         ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL;
1116                         ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL;
1117                 } else {
1118                         ports[fwd_streams[sm_id]->tx_port].tx_stream =
1119                                 fwd_streams[sm_id];
1120                         ports[fwd_streams[sm_id]->rx_port].rx_stream =
1121                                 fwd_streams[sm_id];
1122                 }
1123                 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped;
1124                 tx_dropped = (uint64_t) (tx_dropped +
1125                                          fwd_streams[sm_id]->fwd_dropped);
1126                 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped;
1127
1128                 rx_bad_ip_csum =
1129                         ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum;
1130                 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum +
1131                                          fwd_streams[sm_id]->rx_bad_ip_csum);
1132                 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum =
1133                                                         rx_bad_ip_csum;
1134
1135                 rx_bad_l4_csum =
1136                         ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum;
1137                 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum +
1138                                          fwd_streams[sm_id]->rx_bad_l4_csum);
1139                 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum =
1140                                                         rx_bad_l4_csum;
1141
1142 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1143                 fwd_cycles = (uint64_t) (fwd_cycles +
1144                                          fwd_streams[sm_id]->core_cycles);
1145 #endif
1146         }
1147         total_recv = 0;
1148         total_xmit = 0;
1149         total_rx_dropped = 0;
1150         total_tx_dropped = 0;
1151         total_rx_nombuf  = 0;
1152         for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1153                 pt_id = fwd_ports_ids[i];
1154
1155                 port = &ports[pt_id];
1156                 rte_eth_stats_get(pt_id, &stats);
1157                 stats.ipackets -= port->stats.ipackets;
1158                 port->stats.ipackets = 0;
1159                 stats.opackets -= port->stats.opackets;
1160                 port->stats.opackets = 0;
1161                 stats.ibytes   -= port->stats.ibytes;
1162                 port->stats.ibytes = 0;
1163                 stats.obytes   -= port->stats.obytes;
1164                 port->stats.obytes = 0;
1165                 stats.imissed  -= port->stats.imissed;
1166                 port->stats.imissed = 0;
1167                 stats.oerrors  -= port->stats.oerrors;
1168                 port->stats.oerrors = 0;
1169                 stats.rx_nombuf -= port->stats.rx_nombuf;
1170                 port->stats.rx_nombuf = 0;
1171
1172                 total_recv += stats.ipackets;
1173                 total_xmit += stats.opackets;
1174                 total_rx_dropped += stats.imissed;
1175                 total_tx_dropped += port->tx_dropped;
1176                 total_rx_nombuf  += stats.rx_nombuf;
1177
1178                 fwd_port_stats_display(pt_id, &stats);
1179         }
1180         printf("\n  %s Accumulated forward statistics for all ports"
1181                "%s\n",
1182                acc_stats_border, acc_stats_border);
1183         printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
1184                "%-"PRIu64"\n"
1185                "  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
1186                "%-"PRIu64"\n",
1187                total_recv, total_rx_dropped, total_recv + total_rx_dropped,
1188                total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
1189         if (total_rx_nombuf > 0)
1190                 printf("  RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
1191         printf("  %s++++++++++++++++++++++++++++++++++++++++++++++"
1192                "%s\n",
1193                acc_stats_border, acc_stats_border);
1194 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1195         if (total_recv > 0)
1196                 printf("\n  CPU cycles/packet=%u (total cycles="
1197                        "%"PRIu64" / total RX packets=%"PRIu64")\n",
1198                        (unsigned int)(fwd_cycles / total_recv),
1199                        fwd_cycles, total_recv);
1200 #endif
1201         printf("\nDone.\n");
1202         test_done = 1;
1203 }
1204
1205 void
1206 dev_set_link_up(portid_t pid)
1207 {
1208         if (rte_eth_dev_set_link_up((uint8_t)pid) < 0)
1209                 printf("\nSet link up fail.\n");
1210 }
1211
1212 void
1213 dev_set_link_down(portid_t pid)
1214 {
1215         if (rte_eth_dev_set_link_down((uint8_t)pid) < 0)
1216                 printf("\nSet link down fail.\n");
1217 }
1218
1219 static int
1220 all_ports_started(void)
1221 {
1222         portid_t pi;
1223         struct rte_port *port;
1224
1225         FOREACH_PORT(pi, ports) {
1226                 port = &ports[pi];
1227                 /* Check if there is a port which is not started */
1228                 if ((port->port_status != RTE_PORT_STARTED) &&
1229                         (port->slave_flag == 0))
1230                         return 0;
1231         }
1232
1233         /* No port is not started */
1234         return 1;
1235 }
1236
1237 int
1238 all_ports_stopped(void)
1239 {
1240         portid_t pi;
1241         struct rte_port *port;
1242
1243         FOREACH_PORT(pi, ports) {
1244                 port = &ports[pi];
1245                 if ((port->port_status != RTE_PORT_STOPPED) &&
1246                         (port->slave_flag == 0))
1247                         return 0;
1248         }
1249
1250         return 1;
1251 }
1252
1253 int
1254 port_is_started(portid_t port_id)
1255 {
1256         if (port_id_is_invalid(port_id, ENABLED_WARN))
1257                 return 0;
1258
1259         if (ports[port_id].port_status != RTE_PORT_STARTED)
1260                 return 0;
1261
1262         return 1;
1263 }
1264
1265 static int
1266 port_is_closed(portid_t port_id)
1267 {
1268         if (port_id_is_invalid(port_id, ENABLED_WARN))
1269                 return 0;
1270
1271         if (ports[port_id].port_status != RTE_PORT_CLOSED)
1272                 return 0;
1273
1274         return 1;
1275 }
1276
1277 int
1278 start_port(portid_t pid)
1279 {
1280         int diag, need_check_link_status = -1;
1281         portid_t pi;
1282         queueid_t qi;
1283         struct rte_port *port;
1284         struct ether_addr mac_addr;
1285
1286         if (port_id_is_invalid(pid, ENABLED_WARN))
1287                 return 0;
1288
1289         if(dcb_config)
1290                 dcb_test = 1;
1291         FOREACH_PORT(pi, ports) {
1292                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1293                         continue;
1294
1295                 need_check_link_status = 0;
1296                 port = &ports[pi];
1297                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED,
1298                                                  RTE_PORT_HANDLING) == 0) {
1299                         printf("Port %d is now not stopped\n", pi);
1300                         continue;
1301                 }
1302
1303                 if (port->need_reconfig > 0) {
1304                         port->need_reconfig = 0;
1305
1306                         printf("Configuring Port %d (socket %u)\n", pi,
1307                                         port->socket_id);
1308                         /* configure port */
1309                         diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq,
1310                                                 &(port->dev_conf));
1311                         if (diag != 0) {
1312                                 if (rte_atomic16_cmpset(&(port->port_status),
1313                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1314                                         printf("Port %d can not be set back "
1315                                                         "to stopped\n", pi);
1316                                 printf("Fail to configure port %d\n", pi);
1317                                 /* try to reconfigure port next time */
1318                                 port->need_reconfig = 1;
1319                                 return -1;
1320                         }
1321                 }
1322                 if (port->need_reconfig_queues > 0) {
1323                         port->need_reconfig_queues = 0;
1324                         /* setup tx queues */
1325                         for (qi = 0; qi < nb_txq; qi++) {
1326                                 if ((numa_support) &&
1327                                         (txring_numa[pi] != NUMA_NO_CONFIG))
1328                                         diag = rte_eth_tx_queue_setup(pi, qi,
1329                                                 nb_txd,txring_numa[pi],
1330                                                 &(port->tx_conf));
1331                                 else
1332                                         diag = rte_eth_tx_queue_setup(pi, qi,
1333                                                 nb_txd,port->socket_id,
1334                                                 &(port->tx_conf));
1335
1336                                 if (diag == 0)
1337                                         continue;
1338
1339                                 /* Fail to setup tx queue, return */
1340                                 if (rte_atomic16_cmpset(&(port->port_status),
1341                                                         RTE_PORT_HANDLING,
1342                                                         RTE_PORT_STOPPED) == 0)
1343                                         printf("Port %d can not be set back "
1344                                                         "to stopped\n", pi);
1345                                 printf("Fail to configure port %d tx queues\n", pi);
1346                                 /* try to reconfigure queues next time */
1347                                 port->need_reconfig_queues = 1;
1348                                 return -1;
1349                         }
1350                         /* setup rx queues */
1351                         for (qi = 0; qi < nb_rxq; qi++) {
1352                                 if ((numa_support) &&
1353                                         (rxring_numa[pi] != NUMA_NO_CONFIG)) {
1354                                         struct rte_mempool * mp =
1355                                                 mbuf_pool_find(rxring_numa[pi]);
1356                                         if (mp == NULL) {
1357                                                 printf("Failed to setup RX queue:"
1358                                                         "No mempool allocation"
1359                                                         " on the socket %d\n",
1360                                                         rxring_numa[pi]);
1361                                                 return -1;
1362                                         }
1363
1364                                         diag = rte_eth_rx_queue_setup(pi, qi,
1365                                              nb_rxd,rxring_numa[pi],
1366                                              &(port->rx_conf),mp);
1367                                 } else {
1368                                         struct rte_mempool *mp =
1369                                                 mbuf_pool_find(port->socket_id);
1370                                         if (mp == NULL) {
1371                                                 printf("Failed to setup RX queue:"
1372                                                         "No mempool allocation"
1373                                                         " on the socket %d\n",
1374                                                         port->socket_id);
1375                                                 return -1;
1376                                         }
1377                                         diag = rte_eth_rx_queue_setup(pi, qi,
1378                                              nb_rxd,port->socket_id,
1379                                              &(port->rx_conf), mp);
1380                                 }
1381                                 if (diag == 0)
1382                                         continue;
1383
1384                                 /* Fail to setup rx queue, return */
1385                                 if (rte_atomic16_cmpset(&(port->port_status),
1386                                                         RTE_PORT_HANDLING,
1387                                                         RTE_PORT_STOPPED) == 0)
1388                                         printf("Port %d can not be set back "
1389                                                         "to stopped\n", pi);
1390                                 printf("Fail to configure port %d rx queues\n", pi);
1391                                 /* try to reconfigure queues next time */
1392                                 port->need_reconfig_queues = 1;
1393                                 return -1;
1394                         }
1395                 }
1396                 /* start port */
1397                 if (rte_eth_dev_start(pi) < 0) {
1398                         printf("Fail to start port %d\n", pi);
1399
1400                         /* Fail to setup rx queue, return */
1401                         if (rte_atomic16_cmpset(&(port->port_status),
1402                                 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1403                                 printf("Port %d can not be set back to "
1404                                                         "stopped\n", pi);
1405                         continue;
1406                 }
1407
1408                 if (rte_atomic16_cmpset(&(port->port_status),
1409                         RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0)
1410                         printf("Port %d can not be set into started\n", pi);
1411
1412                 rte_eth_macaddr_get(pi, &mac_addr);
1413                 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi,
1414                                 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1],
1415                                 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3],
1416                                 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]);
1417
1418                 /* at least one port started, need checking link status */
1419                 need_check_link_status = 1;
1420         }
1421
1422         if (need_check_link_status == 1 && !no_link_check)
1423                 check_all_ports_link_status(RTE_PORT_ALL);
1424         else if (need_check_link_status == 0)
1425                 printf("Please stop the ports first\n");
1426
1427         printf("Done\n");
1428         return 0;
1429 }
1430
1431 void
1432 stop_port(portid_t pid)
1433 {
1434         portid_t pi;
1435         struct rte_port *port;
1436         int need_check_link_status = 0;
1437
1438         if (dcb_test) {
1439                 dcb_test = 0;
1440                 dcb_config = 0;
1441         }
1442
1443         if (port_id_is_invalid(pid, ENABLED_WARN))
1444                 return;
1445
1446         printf("Stopping ports...\n");
1447
1448         FOREACH_PORT(pi, ports) {
1449                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1450                         continue;
1451
1452                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
1453                         printf("Please remove port %d from forwarding configuration.\n", pi);
1454                         continue;
1455                 }
1456
1457                 if (port_is_bonding_slave(pi)) {
1458                         printf("Please remove port %d from bonded device.\n", pi);
1459                         continue;
1460                 }
1461
1462                 port = &ports[pi];
1463                 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED,
1464                                                 RTE_PORT_HANDLING) == 0)
1465                         continue;
1466
1467                 rte_eth_dev_stop(pi);
1468
1469                 if (rte_atomic16_cmpset(&(port->port_status),
1470                         RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1471                         printf("Port %d can not be set into stopped\n", pi);
1472                 need_check_link_status = 1;
1473         }
1474         if (need_check_link_status && !no_link_check)
1475                 check_all_ports_link_status(RTE_PORT_ALL);
1476
1477         printf("Done\n");
1478 }
1479
1480 void
1481 close_port(portid_t pid)
1482 {
1483         portid_t pi;
1484         struct rte_port *port;
1485
1486         if (port_id_is_invalid(pid, ENABLED_WARN))
1487                 return;
1488
1489         printf("Closing ports...\n");
1490
1491         FOREACH_PORT(pi, ports) {
1492                 if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
1493                         continue;
1494
1495                 if (port_is_forwarding(pi) != 0 && test_done == 0) {
1496                         printf("Please remove port %d from forwarding configuration.\n", pi);
1497                         continue;
1498                 }
1499
1500                 if (port_is_bonding_slave(pi)) {
1501                         printf("Please remove port %d from bonded device.\n", pi);
1502                         continue;
1503                 }
1504
1505                 port = &ports[pi];
1506                 if (rte_atomic16_cmpset(&(port->port_status),
1507                         RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) {
1508                         printf("Port %d is already closed\n", pi);
1509                         continue;
1510                 }
1511
1512                 if (rte_atomic16_cmpset(&(port->port_status),
1513                         RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) {
1514                         printf("Port %d is now not stopped\n", pi);
1515                         continue;
1516                 }
1517
1518                 rte_eth_dev_close(pi);
1519
1520                 if (rte_atomic16_cmpset(&(port->port_status),
1521                         RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0)
1522                         printf("Port %d cannot be set to closed\n", pi);
1523         }
1524
1525         printf("Done\n");
1526 }
1527
1528 void
1529 attach_port(char *identifier)
1530 {
1531         portid_t pi = 0;
1532         unsigned int socket_id;
1533
1534         printf("Attaching a new port...\n");
1535
1536         if (identifier == NULL) {
1537                 printf("Invalid parameters are specified\n");
1538                 return;
1539         }
1540
1541         if (rte_eth_dev_attach(identifier, &pi))
1542                 return;
1543
1544         ports[pi].enabled = 1;
1545         socket_id = (unsigned)rte_eth_dev_socket_id(pi);
1546         /* if socket_id is invalid, set to 0 */
1547         if (check_socket_id(socket_id) < 0)
1548                 socket_id = 0;
1549         reconfig(pi, socket_id);
1550         rte_eth_promiscuous_enable(pi);
1551
1552         nb_ports = rte_eth_dev_count();
1553
1554         ports[pi].port_status = RTE_PORT_STOPPED;
1555
1556         printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports);
1557         printf("Done\n");
1558 }
1559
1560 void
1561 detach_port(uint8_t port_id)
1562 {
1563         char name[RTE_ETH_NAME_MAX_LEN];
1564
1565         printf("Detaching a port...\n");
1566
1567         if (!port_is_closed(port_id)) {
1568                 printf("Please close port first\n");
1569                 return;
1570         }
1571
1572         if (rte_eth_dev_detach(port_id, name))
1573                 return;
1574
1575         ports[port_id].enabled = 0;
1576         nb_ports = rte_eth_dev_count();
1577
1578         printf("Port '%s' is detached. Now total ports is %d\n",
1579                         name, nb_ports);
1580         printf("Done\n");
1581         return;
1582 }
1583
1584 void
1585 pmd_test_exit(void)
1586 {
1587         portid_t pt_id;
1588
1589         if (test_done == 0)
1590                 stop_packet_forwarding();
1591
1592         if (ports != NULL) {
1593                 no_link_check = 1;
1594                 FOREACH_PORT(pt_id, ports) {
1595                         printf("\nShutting down port %d...\n", pt_id);
1596                         fflush(stdout);
1597                         stop_port(pt_id);
1598                         close_port(pt_id);
1599                 }
1600         }
1601         printf("\nBye...\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 == ETH_LINK_DOWN) {
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 uint8_t port_is_bonding_slave(portid_t slave_pid)
1848 {
1849         struct rte_port *port;
1850
1851         port = &ports[slave_pid];
1852         return port->slave_flag;
1853 }
1854
1855 const uint16_t vlan_tags[] = {
1856                 0,  1,  2,  3,  4,  5,  6,  7,
1857                 8,  9, 10, 11,  12, 13, 14, 15,
1858                 16, 17, 18, 19, 20, 21, 22, 23,
1859                 24, 25, 26, 27, 28, 29, 30, 31
1860 };
1861
1862 static  int
1863 get_eth_dcb_conf(struct rte_eth_conf *eth_conf,
1864                  enum dcb_mode_enable dcb_mode,
1865                  enum rte_eth_nb_tcs num_tcs,
1866                  uint8_t pfc_en)
1867 {
1868         uint8_t i;
1869
1870         /*
1871          * Builds up the correct configuration for dcb+vt based on the vlan tags array
1872          * given above, and the number of traffic classes available for use.
1873          */
1874         if (dcb_mode == DCB_VT_ENABLED) {
1875                 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf =
1876                                 &eth_conf->rx_adv_conf.vmdq_dcb_conf;
1877                 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf =
1878                                 &eth_conf->tx_adv_conf.vmdq_dcb_tx_conf;
1879
1880                 /* VMDQ+DCB RX and TX configrations */
1881                 vmdq_rx_conf->enable_default_pool = 0;
1882                 vmdq_rx_conf->default_pool = 0;
1883                 vmdq_rx_conf->nb_queue_pools =
1884                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
1885                 vmdq_tx_conf->nb_queue_pools =
1886                         (num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
1887
1888                 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools;
1889                 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) {
1890                         vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i];
1891                         vmdq_rx_conf->pool_map[i].pools =
1892                                 1 << (i % vmdq_rx_conf->nb_queue_pools);
1893                 }
1894                 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
1895                         vmdq_rx_conf->dcb_tc[i] = i;
1896                         vmdq_tx_conf->dcb_tc[i] = i;
1897                 }
1898
1899                 /* set DCB mode of RX and TX of multiple queues */
1900                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB;
1901                 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB;
1902         } else {
1903                 struct rte_eth_dcb_rx_conf *rx_conf =
1904                                 &eth_conf->rx_adv_conf.dcb_rx_conf;
1905                 struct rte_eth_dcb_tx_conf *tx_conf =
1906                                 &eth_conf->tx_adv_conf.dcb_tx_conf;
1907
1908                 rx_conf->nb_tcs = num_tcs;
1909                 tx_conf->nb_tcs = num_tcs;
1910
1911                 for (i = 0; i < num_tcs; i++) {
1912                         rx_conf->dcb_tc[i] = i;
1913                         tx_conf->dcb_tc[i] = i;
1914                 }
1915                 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS;
1916                 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf;
1917                 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB;
1918         }
1919
1920         if (pfc_en)
1921                 eth_conf->dcb_capability_en =
1922                                 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT;
1923         else
1924                 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT;
1925
1926         return 0;
1927 }
1928
1929 int
1930 init_port_dcb_config(portid_t pid,
1931                      enum dcb_mode_enable dcb_mode,
1932                      enum rte_eth_nb_tcs num_tcs,
1933                      uint8_t pfc_en)
1934 {
1935         struct rte_eth_conf port_conf;
1936         struct rte_eth_dev_info dev_info;
1937         struct rte_port *rte_port;
1938         int retval;
1939         uint16_t i;
1940
1941         rte_eth_dev_info_get(pid, &dev_info);
1942
1943         /* If dev_info.vmdq_pool_base is greater than 0,
1944          * the queue id of vmdq pools is started after pf queues.
1945          */
1946         if (dcb_mode == DCB_VT_ENABLED && dev_info.vmdq_pool_base > 0) {
1947                 printf("VMDQ_DCB multi-queue mode is nonsensical"
1948                         " for port %d.", pid);
1949                 return -1;
1950         }
1951
1952         /* Assume the ports in testpmd have the same dcb capability
1953          * and has the same number of rxq and txq in dcb mode
1954          */
1955         if (dcb_mode == DCB_VT_ENABLED) {
1956                 nb_rxq = dev_info.max_rx_queues;
1957                 nb_txq = dev_info.max_tx_queues;
1958         } else {
1959                 /*if vt is disabled, use all pf queues */
1960                 if (dev_info.vmdq_pool_base == 0) {
1961                         nb_rxq = dev_info.max_rx_queues;
1962                         nb_txq = dev_info.max_tx_queues;
1963                 } else {
1964                         nb_rxq = (queueid_t)num_tcs;
1965                         nb_txq = (queueid_t)num_tcs;
1966
1967                 }
1968         }
1969         rx_free_thresh = 64;
1970
1971         memset(&port_conf, 0, sizeof(struct rte_eth_conf));
1972         /* Enter DCB configuration status */
1973         dcb_config = 1;
1974
1975         /*set configuration of DCB in vt mode and DCB in non-vt mode*/
1976         retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en);
1977         if (retval < 0)
1978                 return retval;
1979
1980         rte_port = &ports[pid];
1981         memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf));
1982
1983         rxtx_port_config(rte_port);
1984         /* VLAN filter */
1985         rte_port->dev_conf.rxmode.hw_vlan_filter = 1;
1986         for (i = 0; i < RTE_DIM(vlan_tags); i++)
1987                 rx_vft_set(pid, vlan_tags[i], 1);
1988
1989         rte_eth_macaddr_get(pid, &rte_port->eth_addr);
1990         map_port_queue_stats_mapping_registers(pid, rte_port);
1991
1992         rte_port->dcb_flag = 1;
1993
1994         return 0;
1995 }
1996
1997 static void
1998 init_port(void)
1999 {
2000         portid_t pid;
2001
2002         /* Configuration of Ethernet ports. */
2003         ports = rte_zmalloc("testpmd: ports",
2004                             sizeof(struct rte_port) * RTE_MAX_ETHPORTS,
2005                             RTE_CACHE_LINE_SIZE);
2006         if (ports == NULL) {
2007                 rte_exit(EXIT_FAILURE,
2008                                 "rte_zmalloc(%d struct rte_port) failed\n",
2009                                 RTE_MAX_ETHPORTS);
2010         }
2011
2012         /* enabled allocated ports */
2013         for (pid = 0; pid < nb_ports; pid++)
2014                 ports[pid].enabled = 1;
2015 }
2016
2017 static void
2018 force_quit(void)
2019 {
2020         pmd_test_exit();
2021         prompt_exit();
2022 }
2023
2024 static void
2025 signal_handler(int signum)
2026 {
2027         if (signum == SIGINT || signum == SIGTERM) {
2028                 printf("\nSignal %d received, preparing to exit...\n",
2029                                 signum);
2030                 force_quit();
2031                 /* exit with the expected status */
2032                 signal(signum, SIG_DFL);
2033                 kill(getpid(), signum);
2034         }
2035 }
2036
2037 int
2038 main(int argc, char** argv)
2039 {
2040         int  diag;
2041         uint8_t port_id;
2042
2043         signal(SIGINT, signal_handler);
2044         signal(SIGTERM, signal_handler);
2045
2046         diag = rte_eal_init(argc, argv);
2047         if (diag < 0)
2048                 rte_panic("Cannot init EAL\n");
2049
2050         nb_ports = (portid_t) rte_eth_dev_count();
2051         if (nb_ports == 0)
2052                 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n");
2053
2054         /* allocate port structures, and init them */
2055         init_port();
2056
2057         set_def_fwd_config();
2058         if (nb_lcores == 0)
2059                 rte_panic("Empty set of forwarding logical cores - check the "
2060                           "core mask supplied in the command parameters\n");
2061
2062         argc -= diag;
2063         argv += diag;
2064         if (argc > 1)
2065                 launch_args_parse(argc, argv);
2066
2067         if (!nb_rxq && !nb_txq)
2068                 printf("Warning: Either rx or tx queues should be non-zero\n");
2069
2070         if (nb_rxq > 1 && nb_rxq > nb_txq)
2071                 printf("Warning: nb_rxq=%d enables RSS configuration, "
2072                        "but nb_txq=%d will prevent to fully test it.\n",
2073                        nb_rxq, nb_txq);
2074
2075         init_config();
2076         if (start_port(RTE_PORT_ALL) != 0)
2077                 rte_exit(EXIT_FAILURE, "Start ports failed\n");
2078
2079         /* set all ports to promiscuous mode by default */
2080         FOREACH_PORT(port_id, ports)
2081                 rte_eth_promiscuous_enable(port_id);
2082
2083 #ifdef RTE_LIBRTE_CMDLINE
2084         if (interactive == 1) {
2085                 if (auto_start) {
2086                         printf("Start automatic packet forwarding\n");
2087                         start_packet_forwarding(0);
2088                 }
2089                 prompt();
2090         } else
2091 #endif
2092         {
2093                 char c;
2094                 int rc;
2095
2096                 printf("No commandline core given, start packet forwarding\n");
2097                 start_packet_forwarding(0);
2098                 printf("Press enter to exit\n");
2099                 rc = read(0, &c, 1);
2100                 pmd_test_exit();
2101                 if (rc < 0)
2102                         return 1;
2103         }
2104
2105         return 0;
2106 }