examples/ip_pipeline/init.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2016 Intel Corporation
   3  */
   4
   5 #include <inttypes.h>
   6 #include <stdio.h>
   7 #include <string.h>
   8 #include <netinet/in.h>
   9 #ifdef RTE_EXEC_ENV_LINUXAPP
  10 #include <linux/if.h>
  11 #include <linux/if_tun.h>
  12 #endif
  13 #include <fcntl.h>
  14 #include <sys/ioctl.h>
  15 #include <unistd.h>
  16
  17 #include <rte_cycles.h>
  18 #include <rte_ethdev.h>
  19 #include <rte_ether.h>
  20 #include <rte_ip.h>
  21 #include <rte_eal.h>
  22 #include <rte_malloc.h>
  23 #include <rte_bus_pci.h>
  24
  25 #include "app.h"
  26 #include "pipeline.h"
  27
  28 #define APP_NAME_SIZE   32
  29
  30 #define APP_RETA_SIZE_MAX     (ETH_RSS_RETA_SIZE_512 / RTE_RETA_GROUP_SIZE)
  31
  32 static void
  33 app_init_core_map(struct app_params *app)
  34 {
  35         APP_LOG(app, HIGH, "Initializing CPU core map ...");
  36         app->core_map = cpu_core_map_init(RTE_MAX_NUMA_NODES, RTE_MAX_LCORE,
  37                                 4, 0);
  38
  39         if (app->core_map == NULL)
  40                 rte_panic("Cannot create CPU core map\n");
  41
  42         if (app->log_level >= APP_LOG_LEVEL_LOW)
  43                 cpu_core_map_print(app->core_map);
  44 }
  45
  46 /* Core Mask String in Hex Representation */
  47 #define APP_CORE_MASK_STRING_SIZE ((64 * APP_CORE_MASK_SIZE) / 8 * 2 + 1)
  48
  49 static void
  50 app_init_core_mask(struct app_params *app)
  51 {
  52         uint32_t i;
  53         char core_mask_str[APP_CORE_MASK_STRING_SIZE];
  54
  55         for (i = 0; i < app->n_pipelines; i++) {
  56                 struct app_pipeline_params *p = &app->pipeline_params[i];
  57                 int lcore_id;
  58
  59                 lcore_id = cpu_core_map_get_lcore_id(app->core_map,
  60                         p->socket_id,
  61                         p->core_id,
  62                         p->hyper_th_id);
  63
  64                 if (lcore_id < 0)
  65                         rte_panic("Cannot create CPU core mask\n");
  66
  67                 app_core_enable_in_core_mask(app, lcore_id);
  68         }
  69
  70         app_core_build_core_mask_string(app, core_mask_str);
  71         APP_LOG(app, HIGH, "CPU core mask = 0x%s", core_mask_str);
  72 }
  73
  74 static void
  75 app_init_eal(struct app_params *app)
  76 {
  77         char buffer[256];
  78         char core_mask_str[APP_CORE_MASK_STRING_SIZE];
  79         struct app_eal_params *p = &app->eal_params;
  80         uint32_t n_args = 0;
  81         uint32_t i;
  82         int status;
  83
  84         app->eal_argv[n_args++] = strdup(app->app_name);
  85
  86         app_core_build_core_mask_string(app, core_mask_str);
  87         snprintf(buffer, sizeof(buffer), "-c%s", core_mask_str);
  88         app->eal_argv[n_args++] = strdup(buffer);
  89
  90         if (p->coremap) {
  91                 snprintf(buffer, sizeof(buffer), "--lcores=%s", p->coremap);
  92                 app->eal_argv[n_args++] = strdup(buffer);
  93         }
  94
  95         if (p->master_lcore_present) {
  96                 snprintf(buffer,
  97                         sizeof(buffer),
  98                         "--master-lcore=%" PRIu32,
  99                         p->master_lcore);
 100                 app->eal_argv[n_args++] = strdup(buffer);
 101         }
 102
 103         snprintf(buffer, sizeof(buffer), "-n%" PRIu32, p->channels);
 104         app->eal_argv[n_args++] = strdup(buffer);
 105
 106         if (p->memory_present) {
 107                 snprintf(buffer, sizeof(buffer), "-m%" PRIu32, p->memory);
 108                 app->eal_argv[n_args++] = strdup(buffer);
 109         }
 110
 111         if (p->ranks_present) {
 112                 snprintf(buffer, sizeof(buffer), "-r%" PRIu32, p->ranks);
 113                 app->eal_argv[n_args++] = strdup(buffer);
 114         }
 115
 116         for (i = 0; i < APP_MAX_LINKS; i++) {
 117                 if (p->pci_blacklist[i] == NULL)
 118                         break;
 119
 120                 snprintf(buffer,
 121                         sizeof(buffer),
 122                         "--pci-blacklist=%s",
 123                         p->pci_blacklist[i]);
 124                 app->eal_argv[n_args++] = strdup(buffer);
 125         }
 126
 127         if (app->port_mask != 0)
 128                 for (i = 0; i < APP_MAX_LINKS; i++) {
 129                         if (p->pci_whitelist[i] == NULL)
 130                                 break;
 131
 132                         snprintf(buffer,
 133                                 sizeof(buffer),
 134                                 "--pci-whitelist=%s",
 135                                 p->pci_whitelist[i]);
 136                         app->eal_argv[n_args++] = strdup(buffer);
 137                 }
 138         else
 139                 for (i = 0; i < app->n_links; i++) {
 140                         char *pci_bdf = app->link_params[i].pci_bdf;
 141
 142                         snprintf(buffer,
 143                                 sizeof(buffer),
 144                                 "--pci-whitelist=%s",
 145                                 pci_bdf);
 146                         app->eal_argv[n_args++] = strdup(buffer);
 147                 }
 148
 149         for (i = 0; i < APP_MAX_LINKS; i++) {
 150                 if (p->vdev[i] == NULL)
 151                         break;
 152
 153                 snprintf(buffer,
 154                         sizeof(buffer),
 155                         "--vdev=%s",
 156                         p->vdev[i]);
 157                 app->eal_argv[n_args++] = strdup(buffer);
 158         }
 159
 160         if ((p->vmware_tsc_map_present) && p->vmware_tsc_map) {
 161                 snprintf(buffer, sizeof(buffer), "--vmware-tsc-map");
 162                 app->eal_argv[n_args++] = strdup(buffer);
 163         }
 164
 165         if (p->proc_type) {
 166                 snprintf(buffer,
 167                         sizeof(buffer),
 168                         "--proc-type=%s",
 169                         p->proc_type);
 170                 app->eal_argv[n_args++] = strdup(buffer);
 171         }
 172
 173         if (p->syslog) {
 174                 snprintf(buffer, sizeof(buffer), "--syslog=%s", p->syslog);
 175                 app->eal_argv[n_args++] = strdup(buffer);
 176         }
 177
 178         if (p->log_level_present) {
 179                 snprintf(buffer,
 180                         sizeof(buffer),
 181                         "--log-level=%" PRIu32,
 182                         p->log_level);
 183                 app->eal_argv[n_args++] = strdup(buffer);
 184         }
 185
 186         if ((p->version_present) && p->version) {
 187                 snprintf(buffer, sizeof(buffer), "-v");
 188                 app->eal_argv[n_args++] = strdup(buffer);
 189         }
 190
 191         if ((p->help_present) && p->help) {
 192                 snprintf(buffer, sizeof(buffer), "--help");
 193                 app->eal_argv[n_args++] = strdup(buffer);
 194         }
 195
 196         if ((p->no_huge_present) && p->no_huge) {
 197                 snprintf(buffer, sizeof(buffer), "--no-huge");
 198                 app->eal_argv[n_args++] = strdup(buffer);
 199         }
 200
 201         if ((p->no_pci_present) && p->no_pci) {
 202                 snprintf(buffer, sizeof(buffer), "--no-pci");
 203                 app->eal_argv[n_args++] = strdup(buffer);
 204         }
 205
 206         if ((p->no_hpet_present) && p->no_hpet) {
 207                 snprintf(buffer, sizeof(buffer), "--no-hpet");
 208                 app->eal_argv[n_args++] = strdup(buffer);
 209         }
 210
 211         if ((p->no_shconf_present) && p->no_shconf) {
 212                 snprintf(buffer, sizeof(buffer), "--no-shconf");
 213                 app->eal_argv[n_args++] = strdup(buffer);
 214         }
 215
 216         if (p->add_driver) {
 217                 snprintf(buffer, sizeof(buffer), "-d%s", p->add_driver);
 218                 app->eal_argv[n_args++] = strdup(buffer);
 219         }
 220
 221         if (p->socket_mem) {
 222                 snprintf(buffer,
 223                         sizeof(buffer),
 224                         "--socket-mem=%s",
 225                         p->socket_mem);
 226                 app->eal_argv[n_args++] = strdup(buffer);
 227         }
 228
 229         if (p->huge_dir) {
 230                 snprintf(buffer, sizeof(buffer), "--huge-dir=%s", p->huge_dir);
 231                 app->eal_argv[n_args++] = strdup(buffer);
 232         }
 233
 234         if (p->file_prefix) {
 235                 snprintf(buffer,
 236                         sizeof(buffer),
 237                         "--file-prefix=%s",
 238                         p->file_prefix);
 239                 app->eal_argv[n_args++] = strdup(buffer);
 240         }
 241
 242         if (p->base_virtaddr) {
 243                 snprintf(buffer,
 244                         sizeof(buffer),
 245                         "--base-virtaddr=%s",
 246                         p->base_virtaddr);
 247                 app->eal_argv[n_args++] = strdup(buffer);
 248         }
 249
 250         if ((p->create_uio_dev_present) && p->create_uio_dev) {
 251                 snprintf(buffer, sizeof(buffer), "--create-uio-dev");
 252                 app->eal_argv[n_args++] = strdup(buffer);
 253         }
 254
 255         if (p->vfio_intr) {
 256                 snprintf(buffer,
 257                         sizeof(buffer),
 258                         "--vfio-intr=%s",
 259                         p->vfio_intr);
 260                 app->eal_argv[n_args++] = strdup(buffer);
 261         }
 262
 263         snprintf(buffer, sizeof(buffer), "--");
 264         app->eal_argv[n_args++] = strdup(buffer);
 265
 266         app->eal_argc = n_args;
 267
 268         APP_LOG(app, HIGH, "Initializing EAL ...");
 269         if (app->log_level >= APP_LOG_LEVEL_LOW) {
 270                 int i;
 271
 272                 fprintf(stdout, "[APP] EAL arguments: \"");
 273                 for (i = 1; i < app->eal_argc; i++)
 274                         fprintf(stdout, "%s ", app->eal_argv[i]);
 275                 fprintf(stdout, "\"\n");
 276         }
 277
 278         status = rte_eal_init(app->eal_argc, app->eal_argv);
 279         if (status < 0)
 280                 rte_panic("EAL init error\n");
 281 }
 282
 283 static void
 284 app_init_mempool(struct app_params *app)
 285 {
 286         uint32_t i;
 287
 288         for (i = 0; i < app->n_mempools; i++) {
 289                 struct app_mempool_params *p = &app->mempool_params[i];
 290
 291                 APP_LOG(app, HIGH, "Initializing %s ...", p->name);
 292                 app->mempool[i] = rte_pktmbuf_pool_create(
 293                         p->name,
 294                         p->pool_size,
 295                         p->cache_size,
 296                         0, /* priv_size */
 297                         p->buffer_size -
 298                                 sizeof(struct rte_mbuf), /* mbuf data size */
 299                         p->cpu_socket_id);
 300
 301                 if (app->mempool[i] == NULL)
 302                         rte_panic("%s init error\n", p->name);
 303         }
 304 }
 305
 306 static inline int
 307 app_link_filter_arp_add(struct app_link_params *link)
 308 {
 309         struct rte_eth_ethertype_filter filter = {
 310                 .ether_type = ETHER_TYPE_ARP,
 311                 .flags = 0,
 312                 .queue = link->arp_q,
 313         };
 314
 315         return rte_eth_dev_filter_ctrl(link->pmd_id,
 316                 RTE_ETH_FILTER_ETHERTYPE,
 317                 RTE_ETH_FILTER_ADD,
 318                 &filter);
 319 }
 320
 321 static inline int
 322 app_link_filter_tcp_syn_add(struct app_link_params *link)
 323 {
 324         struct rte_eth_syn_filter filter = {
 325                 .hig_pri = 1,
 326                 .queue = link->tcp_syn_q,
 327         };
 328
 329         return rte_eth_dev_filter_ctrl(link->pmd_id,
 330                 RTE_ETH_FILTER_SYN,
 331                 RTE_ETH_FILTER_ADD,
 332                 &filter);
 333 }
 334
 335 static inline int
 336 app_link_filter_ip_add(struct app_link_params *l1, struct app_link_params *l2)
 337 {
 338         struct rte_eth_ntuple_filter filter = {
 339                 .flags = RTE_5TUPLE_FLAGS,
 340                 .dst_ip = rte_bswap32(l2->ip),
 341                 .dst_ip_mask = UINT32_MAX, /* Enable */
 342                 .src_ip = 0,
 343                 .src_ip_mask = 0, /* Disable */
 344                 .dst_port = 0,
 345                 .dst_port_mask = 0, /* Disable */
 346                 .src_port = 0,
 347                 .src_port_mask = 0, /* Disable */
 348                 .proto = 0,
 349                 .proto_mask = 0, /* Disable */
 350                 .tcp_flags = 0,
 351                 .priority = 1, /* Lowest */
 352                 .queue = l1->ip_local_q,
 353         };
 354
 355         return rte_eth_dev_filter_ctrl(l1->pmd_id,
 356                 RTE_ETH_FILTER_NTUPLE,
 357                 RTE_ETH_FILTER_ADD,
 358                 &filter);
 359 }
 360
 361 static inline int
 362 app_link_filter_ip_del(struct app_link_params *l1, struct app_link_params *l2)
 363 {
 364         struct rte_eth_ntuple_filter filter = {
 365                 .flags = RTE_5TUPLE_FLAGS,
 366                 .dst_ip = rte_bswap32(l2->ip),
 367                 .dst_ip_mask = UINT32_MAX, /* Enable */
 368                 .src_ip = 0,
 369                 .src_ip_mask = 0, /* Disable */
 370                 .dst_port = 0,
 371                 .dst_port_mask = 0, /* Disable */
 372                 .src_port = 0,
 373                 .src_port_mask = 0, /* Disable */
 374                 .proto = 0,
 375                 .proto_mask = 0, /* Disable */
 376                 .tcp_flags = 0,
 377                 .priority = 1, /* Lowest */
 378                 .queue = l1->ip_local_q,
 379         };
 380
 381         return rte_eth_dev_filter_ctrl(l1->pmd_id,
 382                 RTE_ETH_FILTER_NTUPLE,
 383                 RTE_ETH_FILTER_DELETE,
 384                 &filter);
 385 }
 386
 387 static inline int
 388 app_link_filter_tcp_add(struct app_link_params *l1, struct app_link_params *l2)
 389 {
 390         struct rte_eth_ntuple_filter filter = {
 391                 .flags = RTE_5TUPLE_FLAGS,
 392                 .dst_ip = rte_bswap32(l2->ip),
 393                 .dst_ip_mask = UINT32_MAX, /* Enable */
 394                 .src_ip = 0,
 395                 .src_ip_mask = 0, /* Disable */
 396                 .dst_port = 0,
 397                 .dst_port_mask = 0, /* Disable */
 398                 .src_port = 0,
 399                 .src_port_mask = 0, /* Disable */
 400                 .proto = IPPROTO_TCP,
 401                 .proto_mask = UINT8_MAX, /* Enable */
 402                 .tcp_flags = 0,
 403                 .priority = 2, /* Higher priority than IP */
 404                 .queue = l1->tcp_local_q,
 405         };
 406
 407         return rte_eth_dev_filter_ctrl(l1->pmd_id,
 408                 RTE_ETH_FILTER_NTUPLE,
 409                 RTE_ETH_FILTER_ADD,
 410                 &filter);
 411 }
 412
 413 static inline int
 414 app_link_filter_tcp_del(struct app_link_params *l1, struct app_link_params *l2)
 415 {
 416         struct rte_eth_ntuple_filter filter = {
 417                 .flags = RTE_5TUPLE_FLAGS,
 418                 .dst_ip = rte_bswap32(l2->ip),
 419                 .dst_ip_mask = UINT32_MAX, /* Enable */
 420                 .src_ip = 0,
 421                 .src_ip_mask = 0, /* Disable */
 422                 .dst_port = 0,
 423                 .dst_port_mask = 0, /* Disable */
 424                 .src_port = 0,
 425                 .src_port_mask = 0, /* Disable */
 426                 .proto = IPPROTO_TCP,
 427                 .proto_mask = UINT8_MAX, /* Enable */
 428                 .tcp_flags = 0,
 429                 .priority = 2, /* Higher priority than IP */
 430                 .queue = l1->tcp_local_q,
 431         };
 432
 433         return rte_eth_dev_filter_ctrl(l1->pmd_id,
 434                 RTE_ETH_FILTER_NTUPLE,
 435                 RTE_ETH_FILTER_DELETE,
 436                 &filter);
 437 }
 438
 439 static inline int
 440 app_link_filter_udp_add(struct app_link_params *l1, struct app_link_params *l2)
 441 {
 442         struct rte_eth_ntuple_filter filter = {
 443                 .flags = RTE_5TUPLE_FLAGS,
 444                 .dst_ip = rte_bswap32(l2->ip),
 445                 .dst_ip_mask = UINT32_MAX, /* Enable */
 446                 .src_ip = 0,
 447                 .src_ip_mask = 0, /* Disable */
 448                 .dst_port = 0,
 449                 .dst_port_mask = 0, /* Disable */
 450                 .src_port = 0,
 451                 .src_port_mask = 0, /* Disable */
 452                 .proto = IPPROTO_UDP,
 453                 .proto_mask = UINT8_MAX, /* Enable */
 454                 .tcp_flags = 0,
 455                 .priority = 2, /* Higher priority than IP */
 456                 .queue = l1->udp_local_q,
 457         };
 458
 459         return rte_eth_dev_filter_ctrl(l1->pmd_id,
 460                 RTE_ETH_FILTER_NTUPLE,
 461                 RTE_ETH_FILTER_ADD,
 462                 &filter);
 463 }
 464
 465 static inline int
 466 app_link_filter_udp_del(struct app_link_params *l1, struct app_link_params *l2)
 467 {
 468         struct rte_eth_ntuple_filter filter = {
 469                 .flags = RTE_5TUPLE_FLAGS,
 470                 .dst_ip = rte_bswap32(l2->ip),
 471                 .dst_ip_mask = UINT32_MAX, /* Enable */
 472                 .src_ip = 0,
 473                 .src_ip_mask = 0, /* Disable */
 474                 .dst_port = 0,
 475                 .dst_port_mask = 0, /* Disable */
 476                 .src_port = 0,
 477                 .src_port_mask = 0, /* Disable */
 478                 .proto = IPPROTO_UDP,
 479                 .proto_mask = UINT8_MAX, /* Enable */
 480                 .tcp_flags = 0,
 481                 .priority = 2, /* Higher priority than IP */
 482                 .queue = l1->udp_local_q,
 483         };
 484
 485         return rte_eth_dev_filter_ctrl(l1->pmd_id,
 486                 RTE_ETH_FILTER_NTUPLE,
 487                 RTE_ETH_FILTER_DELETE,
 488                 &filter);
 489 }
 490
 491 static inline int
 492 app_link_filter_sctp_add(struct app_link_params *l1, struct app_link_params *l2)
 493 {
 494         struct rte_eth_ntuple_filter filter = {
 495                 .flags = RTE_5TUPLE_FLAGS,
 496                 .dst_ip = rte_bswap32(l2->ip),
 497                 .dst_ip_mask = UINT32_MAX, /* Enable */
 498                 .src_ip = 0,
 499                 .src_ip_mask = 0, /* Disable */
 500                 .dst_port = 0,
 501                 .dst_port_mask = 0, /* Disable */
 502                 .src_port = 0,
 503                 .src_port_mask = 0, /* Disable */
 504                 .proto = IPPROTO_SCTP,
 505                 .proto_mask = UINT8_MAX, /* Enable */
 506                 .tcp_flags = 0,
 507                 .priority = 2, /* Higher priority than IP */
 508                 .queue = l1->sctp_local_q,
 509         };
 510
 511         return rte_eth_dev_filter_ctrl(l1->pmd_id,
 512                 RTE_ETH_FILTER_NTUPLE,
 513                 RTE_ETH_FILTER_ADD,
 514                 &filter);
 515 }
 516
 517 static inline int
 518 app_link_filter_sctp_del(struct app_link_params *l1, struct app_link_params *l2)
 519 {
 520         struct rte_eth_ntuple_filter filter = {
 521                 .flags = RTE_5TUPLE_FLAGS,
 522                 .dst_ip = rte_bswap32(l2->ip),
 523                 .dst_ip_mask = UINT32_MAX, /* Enable */
 524                 .src_ip = 0,
 525                 .src_ip_mask = 0, /* Disable */
 526                 .dst_port = 0,
 527                 .dst_port_mask = 0, /* Disable */
 528                 .src_port = 0,
 529                 .src_port_mask = 0, /* Disable */
 530                 .proto = IPPROTO_SCTP,
 531                 .proto_mask = UINT8_MAX, /* Enable */
 532                 .tcp_flags = 0,
 533                 .priority = 2, /* Higher priority than IP */
 534                 .queue = l1->sctp_local_q,
 535         };
 536
 537         return rte_eth_dev_filter_ctrl(l1->pmd_id,
 538                 RTE_ETH_FILTER_NTUPLE,
 539                 RTE_ETH_FILTER_DELETE,
 540                 &filter);
 541 }
 542
 543 static void
 544 app_link_set_arp_filter(struct app_params *app, struct app_link_params *cp)
 545 {
 546         if (cp->arp_q != 0) {
 547                 int status = app_link_filter_arp_add(cp);
 548
 549                 APP_LOG(app, LOW, "%s (%" PRIu32 "): "
 550                         "Adding ARP filter (queue = %" PRIu32 ")",
 551                         cp->name, cp->pmd_id, cp->arp_q);
 552
 553                 if (status)
 554                         rte_panic("%s (%" PRIu32 "): "
 555                                 "Error adding ARP filter "
 556                                 "(queue = %" PRIu32 ") (%" PRId32 ")\n",
 557                                 cp->name, cp->pmd_id, cp->arp_q, status);
 558         }
 559 }
 560
 561 static void
 562 app_link_set_tcp_syn_filter(struct app_params *app, struct app_link_params *cp)
 563 {
 564         if (cp->tcp_syn_q != 0) {
 565                 int status = app_link_filter_tcp_syn_add(cp);
 566
 567                 APP_LOG(app, LOW, "%s (%" PRIu32 "): "
 568                         "Adding TCP SYN filter (queue = %" PRIu32 ")",
 569                         cp->name, cp->pmd_id, cp->tcp_syn_q);
 570
 571                 if (status)
 572                         rte_panic("%s (%" PRIu32 "): "
 573                                 "Error adding TCP SYN filter "
 574                                 "(queue = %" PRIu32 ") (%" PRId32 ")\n",
 575                                 cp->name, cp->pmd_id, cp->tcp_syn_q,
 576                                 status);
 577         }
 578 }
 579
 580 void
 581 app_link_up_internal(struct app_params *app, struct app_link_params *cp)
 582 {
 583         uint32_t i;
 584         int status;
 585
 586         /* For each link, add filters for IP of current link */
 587         if (cp->ip != 0) {
 588                 for (i = 0; i < app->n_links; i++) {
 589                         struct app_link_params *p = &app->link_params[i];
 590
 591                         /* IP */
 592                         if (p->ip_local_q != 0) {
 593                                 int status = app_link_filter_ip_add(p, cp);
 594
 595                                 APP_LOG(app, LOW, "%s (%" PRIu32 "): "
 596                                         "Adding IP filter (queue= %" PRIu32
 597                                         ", IP = 0x%08" PRIx32 ")",
 598                                         p->name, p->pmd_id, p->ip_local_q,
 599                                         cp->ip);
 600
 601                                 if (status)
 602                                         rte_panic("%s (%" PRIu32 "): "
 603                                                 "Error adding IP "
 604                                                 "filter (queue= %" PRIu32 ", "
 605                                                 "IP = 0x%08" PRIx32
 606                                                 ") (%" PRId32 ")\n",
 607                                                 p->name, p->pmd_id,
 608                                                 p->ip_local_q, cp->ip, status);
 609                         }
 610
 611                         /* TCP */
 612                         if (p->tcp_local_q != 0) {
 613                                 int status = app_link_filter_tcp_add(p, cp);
 614
 615                                 APP_LOG(app, LOW, "%s (%" PRIu32 "): "
 616                                         "Adding TCP filter "
 617                                         "(queue = %" PRIu32
 618                                         ", IP = 0x%08" PRIx32 ")",
 619                                         p->name, p->pmd_id, p->tcp_local_q,
 620                                         cp->ip);
 621
 622                                 if (status)
 623                                         rte_panic("%s (%" PRIu32 "): "
 624                                                 "Error adding TCP "
 625                                                 "filter (queue = %" PRIu32 ", "
 626                                                 "IP = 0x%08" PRIx32
 627                                                 ") (%" PRId32 ")\n",
 628                                                 p->name, p->pmd_id,
 629                                                 p->tcp_local_q, cp->ip, status);
 630                         }
 631
 632                         /* UDP */
 633                         if (p->udp_local_q != 0) {
 634                                 int status = app_link_filter_udp_add(p, cp);
 635
 636                                 APP_LOG(app, LOW, "%s (%" PRIu32 "): "
 637                                         "Adding UDP filter "
 638                                         "(queue = %" PRIu32
 639                                         ", IP = 0x%08" PRIx32 ")",
 640                                         p->name, p->pmd_id, p->udp_local_q,
 641                                         cp->ip);
 642
 643                                 if (status)
 644                                         rte_panic("%s (%" PRIu32 "): "
 645                                                 "Error adding UDP "
 646                                                 "filter (queue = %" PRIu32 ", "
 647                                                 "IP = 0x%08" PRIx32
 648                                                 ") (%" PRId32 ")\n",
 649                                                 p->name, p->pmd_id,
 650                                                 p->udp_local_q, cp->ip, status);
 651                         }
 652
 653                         /* SCTP */
 654                         if (p->sctp_local_q != 0) {
 655                                 int status = app_link_filter_sctp_add(p, cp);
 656
 657                                 APP_LOG(app, LOW, "%s (%" PRIu32
 658                                         "): Adding SCTP filter "
 659                                         "(queue = %" PRIu32
 660                                         ", IP = 0x%08" PRIx32 ")",
 661                                         p->name, p->pmd_id, p->sctp_local_q,
 662                                         cp->ip);
 663
 664                                 if (status)
 665                                         rte_panic("%s (%" PRIu32 "): "
 666                                                 "Error adding SCTP "
 667                                                 "filter (queue = %" PRIu32 ", "
 668                                                 "IP = 0x%08" PRIx32
 669                                                 ") (%" PRId32 ")\n",
 670                                                 p->name, p->pmd_id,
 671                                                 p->sctp_local_q, cp->ip,
 672                                                 status);
 673                         }
 674                 }
 675         }
 676
 677         /* PMD link up */
 678         status = rte_eth_dev_set_link_up(cp->pmd_id);
 679         /* Do not panic if PMD does not provide link up functionality */
 680         if (status < 0 && status != -ENOTSUP)
 681                 rte_panic("%s (%" PRIu32 "): PMD set link up error %"
 682                         PRId32 "\n", cp->name, cp->pmd_id, status);
 683
 684         /* Mark link as UP */
 685         cp->state = 1;
 686 }
 687
 688 void
 689 app_link_down_internal(struct app_params *app, struct app_link_params *cp)
 690 {
 691         uint32_t i;
 692         int status;
 693
 694         /* PMD link down */
 695         status = rte_eth_dev_set_link_down(cp->pmd_id);
 696         /* Do not panic if PMD does not provide link down functionality */
 697         if (status < 0 && status != -ENOTSUP)
 698                 rte_panic("%s (%" PRIu32 "): PMD set link down error %"
 699                         PRId32 "\n", cp->name, cp->pmd_id, status);
 700
 701         /* Mark link as DOWN */
 702         cp->state = 0;
 703
 704         /* Return if current link IP is not valid */
 705         if (cp->ip == 0)
 706                 return;
 707
 708         /* For each link, remove filters for IP of current link */
 709         for (i = 0; i < app->n_links; i++) {
 710                 struct app_link_params *p = &app->link_params[i];
 711
 712                 /* IP */
 713                 if (p->ip_local_q != 0) {
 714                         int status = app_link_filter_ip_del(p, cp);
 715
 716                         APP_LOG(app, LOW, "%s (%" PRIu32
 717                                 "): Deleting IP filter "
 718                                 "(queue = %" PRIu32 ", IP = 0x%" PRIx32 ")",
 719                                 p->name, p->pmd_id, p->ip_local_q, cp->ip);
 720
 721                         if (status)
 722                                 rte_panic("%s (%" PRIu32
 723                                         "): Error deleting IP filter "
 724                                         "(queue = %" PRIu32
 725                                         ", IP = 0x%" PRIx32
 726                                         ") (%" PRId32 ")\n",
 727                                         p->name, p->pmd_id, p->ip_local_q,
 728                                         cp->ip, status);
 729                 }
 730
 731                 /* TCP */
 732                 if (p->tcp_local_q != 0) {
 733                         int status = app_link_filter_tcp_del(p, cp);
 734
 735                         APP_LOG(app, LOW, "%s (%" PRIu32
 736                                 "): Deleting TCP filter "
 737                                 "(queue = %" PRIu32
 738                                 ", IP = 0x%" PRIx32 ")",
 739                                 p->name, p->pmd_id, p->tcp_local_q, cp->ip);
 740
 741                         if (status)
 742                                 rte_panic("%s (%" PRIu32
 743                                         "): Error deleting TCP filter "
 744                                         "(queue = %" PRIu32
 745                                         ", IP = 0x%" PRIx32
 746                                         ") (%" PRId32 ")\n",
 747                                         p->name, p->pmd_id, p->tcp_local_q,
 748                                         cp->ip, status);
 749                 }
 750
 751                 /* UDP */
 752                 if (p->udp_local_q != 0) {
 753                         int status = app_link_filter_udp_del(p, cp);
 754
 755                         APP_LOG(app, LOW, "%s (%" PRIu32
 756                                 "): Deleting UDP filter "
 757                                 "(queue = %" PRIu32 ", IP = 0x%" PRIx32 ")",
 758                                 p->name, p->pmd_id, p->udp_local_q, cp->ip);
 759
 760                         if (status)
 761                                 rte_panic("%s (%" PRIu32
 762                                         "): Error deleting UDP filter "
 763                                         "(queue = %" PRIu32
 764                                         ", IP = 0x%" PRIx32
 765                                         ") (%" PRId32 ")\n",
 766                                         p->name, p->pmd_id, p->udp_local_q,
 767                                         cp->ip, status);
 768                 }
 769
 770                 /* SCTP */
 771                 if (p->sctp_local_q != 0) {
 772                         int status = app_link_filter_sctp_del(p, cp);
 773
 774                         APP_LOG(app, LOW, "%s (%" PRIu32
 775                                 "): Deleting SCTP filter "
 776                                 "(queue = %" PRIu32
 777                                 ", IP = 0x%" PRIx32 ")",
 778                                 p->name, p->pmd_id, p->sctp_local_q, cp->ip);
 779
 780                         if (status)
 781                                 rte_panic("%s (%" PRIu32
 782                                         "): Error deleting SCTP filter "
 783                                         "(queue = %" PRIu32
 784                                         ", IP = 0x%" PRIx32
 785                                         ") (%" PRId32 ")\n",
 786                                         p->name, p->pmd_id, p->sctp_local_q,
 787                                         cp->ip, status);
 788                 }
 789         }
 790 }
 791
 792 static void
 793 app_check_link(struct app_params *app)
 794 {
 795         uint32_t all_links_up, i;
 796
 797         all_links_up = 1;
 798
 799         for (i = 0; i < app->n_links; i++) {
 800                 struct app_link_params *p = &app->link_params[i];
 801                 struct rte_eth_link link_params;
 802
 803                 memset(&link_params, 0, sizeof(link_params));
 804                 rte_eth_link_get(p->pmd_id, &link_params);
 805
 806                 APP_LOG(app, HIGH, "%s (%" PRIu32 ") (%" PRIu32 " Gbps) %s",
 807                         p->name,
 808                         p->pmd_id,
 809                         link_params.link_speed / 1000,
 810                         link_params.link_status ? "UP" : "DOWN");
 811
 812                 if (link_params.link_status == ETH_LINK_DOWN)
 813                         all_links_up = 0;
 814         }
 815
 816         if (all_links_up == 0)
 817                 rte_panic("Some links are DOWN\n");
 818 }
 819
 820 static uint32_t
 821 is_any_swq_frag_or_ras(struct app_params *app)
 822 {
 823         uint32_t i;
 824
 825         for (i = 0; i < app->n_pktq_swq; i++) {
 826                 struct app_pktq_swq_params *p = &app->swq_params[i];
 827
 828                 if ((p->ipv4_frag == 1) || (p->ipv6_frag == 1) ||
 829                         (p->ipv4_ras == 1) || (p->ipv6_ras == 1))
 830                         return 1;
 831         }
 832
 833         return 0;
 834 }
 835
 836 static void
 837 app_init_link_frag_ras(struct app_params *app)
 838 {
 839         uint32_t i;
 840
 841         if (is_any_swq_frag_or_ras(app)) {
 842                 for (i = 0; i < app->n_links; i++) {
 843                         struct app_link_params *p_link = &app->link_params[i];
 844                                 p_link->conf.txmode.offloads |=
 845                                                 DEV_TX_OFFLOAD_MULTI_SEGS;
 846                 }
 847         }
 848 }
 849
 850 static inline int
 851 app_get_cpu_socket_id(uint32_t pmd_id)
 852 {
 853         int status = rte_eth_dev_socket_id(pmd_id);
 854
 855         return (status != SOCKET_ID_ANY) ? status : 0;
 856 }
 857
 858 static inline int
 859 app_link_rss_enabled(struct app_link_params *cp)
 860 {
 861         return (cp->n_rss_qs) ? 1 : 0;
 862 }
 863
 864 static void
 865 app_link_rss_setup(struct app_link_params *cp)
 866 {
 867         struct rte_eth_dev_info dev_info;
 868         struct rte_eth_rss_reta_entry64 reta_conf[APP_RETA_SIZE_MAX];
 869         uint32_t i;
 870         int status;
 871
 872     /* Get RETA size */
 873         memset(&dev_info, 0, sizeof(dev_info));
 874         rte_eth_dev_info_get(cp->pmd_id, &dev_info);
 875
 876         if (dev_info.reta_size == 0)
 877                 rte_panic("%s (%u): RSS setup error (null RETA size)\n",
 878                         cp->name, cp->pmd_id);
 879
 880         if (dev_info.reta_size > ETH_RSS_RETA_SIZE_512)
 881                 rte_panic("%s (%u): RSS setup error (RETA size too big)\n",
 882                         cp->name, cp->pmd_id);
 883
 884         /* Setup RETA contents */
 885         memset(reta_conf, 0, sizeof(reta_conf));
 886
 887         for (i = 0; i < dev_info.reta_size; i++)
 888                 reta_conf[i / RTE_RETA_GROUP_SIZE].mask = UINT64_MAX;
 889
 890         for (i = 0; i < dev_info.reta_size; i++) {
 891                 uint32_t reta_id = i / RTE_RETA_GROUP_SIZE;
 892                 uint32_t reta_pos = i % RTE_RETA_GROUP_SIZE;
 893                 uint32_t rss_qs_pos = i % cp->n_rss_qs;
 894
 895                 reta_conf[reta_id].reta[reta_pos] =
 896                         (uint16_t) cp->rss_qs[rss_qs_pos];
 897         }
 898
 899         /* RETA update */
 900         status = rte_eth_dev_rss_reta_update(cp->pmd_id,
 901                 reta_conf,
 902                 dev_info.reta_size);
 903         if (status != 0)
 904                 rte_panic("%s (%u): RSS setup error (RETA update failed)\n",
 905                         cp->name, cp->pmd_id);
 906 }
 907
 908 static void
 909 app_init_link_set_config(struct app_link_params *p)
 910 {
 911         if (p->n_rss_qs) {
 912                 p->conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
 913                 p->conf.rx_adv_conf.rss_conf.rss_hf = p->rss_proto_ipv4 |
 914                         p->rss_proto_ipv6 |
 915                         p->rss_proto_l2;
 916         }
 917 }
 918
 919 static void
 920 app_init_link(struct app_params *app)
 921 {
 922         uint32_t i;
 923
 924         app_init_link_frag_ras(app);
 925
 926         for (i = 0; i < app->n_links; i++) {
 927                 struct app_link_params *p_link = &app->link_params[i];
 928                 struct rte_eth_dev_info dev_info;
 929                 uint32_t link_id, n_hwq_in, n_hwq_out, j;
 930                 int status;
 931
 932                 sscanf(p_link->name, "LINK%" PRIu32, &link_id);
 933                 n_hwq_in = app_link_get_n_rxq(app, p_link);
 934                 n_hwq_out = app_link_get_n_txq(app, p_link);
 935                 app_init_link_set_config(p_link);
 936
 937                 APP_LOG(app, HIGH, "Initializing %s (%" PRIu32") "
 938                         "(%" PRIu32 " RXQ, %" PRIu32 " TXQ) ...",
 939                         p_link->name,
 940                         p_link->pmd_id,
 941                         n_hwq_in,
 942                         n_hwq_out);
 943
 944                 /* LINK */
 945                 rte_eth_dev_info_get(p_link->pmd_id, &dev_info);
 946                 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
 947                         p_link->conf.txmode.offloads |=
 948                                 DEV_TX_OFFLOAD_MBUF_FAST_FREE;
 949                 status = rte_eth_dev_configure(
 950                         p_link->pmd_id,
 951                         n_hwq_in,
 952                         n_hwq_out,
 953                         &p_link->conf);
 954                 if (status < 0)
 955                         rte_panic("%s (%" PRId32 "): "
 956                                 "init error (%" PRId32 ")\n",
 957                                 p_link->name, p_link->pmd_id, status);
 958
 959                 rte_eth_macaddr_get(p_link->pmd_id,
 960                         (struct ether_addr *) &p_link->mac_addr);
 961
 962                 if (p_link->promisc)
 963                         rte_eth_promiscuous_enable(p_link->pmd_id);
 964
 965                 /* RXQ */
 966                 for (j = 0; j < app->n_pktq_hwq_in; j++) {
 967                         struct app_pktq_hwq_in_params *p_rxq =
 968                                 &app->hwq_in_params[j];
 969                         uint32_t rxq_link_id, rxq_queue_id;
 970                         uint16_t nb_rxd = p_rxq->size;
 971
 972                         sscanf(p_rxq->name, "RXQ%" PRIu32 ".%" PRIu32,
 973                                 &rxq_link_id, &rxq_queue_id);
 974                         if (rxq_link_id != link_id)
 975                                 continue;
 976
 977                         status = rte_eth_dev_adjust_nb_rx_tx_desc(
 978                                 p_link->pmd_id,
 979                                 &nb_rxd,
 980                                 NULL);
 981                         if (status < 0)
 982                                 rte_panic("%s (%" PRIu32 "): "
 983                                         "%s adjust number of Rx descriptors "
 984                                         "error (%" PRId32 ")\n",
 985                                         p_link->name,
 986                                         p_link->pmd_id,
 987                                         p_rxq->name,
 988                                         status);
 989
 990                         p_rxq->conf.offloads = p_link->conf.rxmode.offloads;
 991                         status = rte_eth_rx_queue_setup(
 992                                 p_link->pmd_id,
 993                                 rxq_queue_id,
 994                                 nb_rxd,
 995                                 app_get_cpu_socket_id(p_link->pmd_id),
 996                                 &p_rxq->conf,
 997                                 app->mempool[p_rxq->mempool_id]);
 998                         if (status < 0)
 999                                 rte_panic("%s (%" PRIu32 "): "
1000                                         "%s init error (%" PRId32 ")\n",
1001                                         p_link->name,
1002                                         p_link->pmd_id,
1003                                         p_rxq->name,
1004                                         status);
1005                 }
1006
1007                 /* TXQ */
1008                 for (j = 0; j < app->n_pktq_hwq_out; j++) {
1009                         struct app_pktq_hwq_out_params *p_txq =
1010                                 &app->hwq_out_params[j];
1011                         uint32_t txq_link_id, txq_queue_id;
1012                         uint16_t nb_txd = p_txq->size;
1013
1014                         sscanf(p_txq->name, "TXQ%" PRIu32 ".%" PRIu32,
1015                                 &txq_link_id, &txq_queue_id);
1016                         if (txq_link_id != link_id)
1017                                 continue;
1018
1019                         status = rte_eth_dev_adjust_nb_rx_tx_desc(
1020                                 p_link->pmd_id,
1021                                 NULL,
1022                                 &nb_txd);
1023                         if (status < 0)
1024                                 rte_panic("%s (%" PRIu32 "): "
1025                                         "%s adjust number of Tx descriptors "
1026                                         "error (%" PRId32 ")\n",
1027                                         p_link->name,
1028                                         p_link->pmd_id,
1029                                         p_txq->name,
1030                                         status);
1031
1032                         p_txq->conf.offloads = p_link->conf.txmode.offloads;
1033                         status = rte_eth_tx_queue_setup(
1034                                 p_link->pmd_id,
1035                                 txq_queue_id,
1036                                 nb_txd,
1037                                 app_get_cpu_socket_id(p_link->pmd_id),
1038                                 &p_txq->conf);
1039                         if (status < 0)
1040                                 rte_panic("%s (%" PRIu32 "): "
1041                                         "%s init error (%" PRId32 ")\n",
1042                                         p_link->name,
1043                                         p_link->pmd_id,
1044                                         p_txq->name,
1045                                         status);
1046                 }
1047
1048                 /* LINK START */
1049                 status = rte_eth_dev_start(p_link->pmd_id);
1050                 if (status < 0)
1051                         rte_panic("Cannot start %s (error %" PRId32 ")\n",
1052                                 p_link->name, status);
1053
1054                 /* LINK FILTERS */
1055                 app_link_set_arp_filter(app, p_link);
1056                 app_link_set_tcp_syn_filter(app, p_link);
1057                 if (app_link_rss_enabled(p_link))
1058                         app_link_rss_setup(p_link);
1059
1060                 /* LINK UP */
1061                 app_link_up_internal(app, p_link);
1062         }
1063
1064         app_check_link(app);
1065 }
1066
1067 static void
1068 app_init_swq(struct app_params *app)
1069 {
1070         uint32_t i;
1071
1072         for (i = 0; i < app->n_pktq_swq; i++) {
1073                 struct app_pktq_swq_params *p = &app->swq_params[i];
1074                 unsigned flags = 0;
1075
1076                 if (app_swq_get_readers(app, p) == 1)
1077                         flags |= RING_F_SC_DEQ;
1078                 if (app_swq_get_writers(app, p) == 1)
1079                         flags |= RING_F_SP_ENQ;
1080
1081                 APP_LOG(app, HIGH, "Initializing %s...", p->name);
1082                 app->swq[i] = rte_ring_create(
1083                                 p->name,
1084                                 p->size,
1085                                 p->cpu_socket_id,
1086                                 flags);
1087
1088                 if (app->swq[i] == NULL)
1089                         rte_panic("%s init error\n", p->name);
1090         }
1091 }
1092
1093 static void
1094 app_init_tm(struct app_params *app)
1095 {
1096         uint32_t i;
1097
1098         for (i = 0; i < app->n_pktq_tm; i++) {
1099                 struct app_pktq_tm_params *p_tm = &app->tm_params[i];
1100                 struct app_link_params *p_link;
1101                 struct rte_eth_link link_eth_params;
1102                 struct rte_sched_port *sched;
1103                 uint32_t n_subports, subport_id;
1104                 int status;
1105
1106                 p_link = app_get_link_for_tm(app, p_tm);
1107                 /* LINK */
1108                 rte_eth_link_get(p_link->pmd_id, &link_eth_params);
1109
1110                 /* TM */
1111                 p_tm->sched_port_params.name = p_tm->name;
1112                 p_tm->sched_port_params.socket =
1113                         app_get_cpu_socket_id(p_link->pmd_id);
1114                 p_tm->sched_port_params.rate =
1115                         (uint64_t) link_eth_params.link_speed * 1000 * 1000 / 8;
1116
1117                 APP_LOG(app, HIGH, "Initializing %s ...", p_tm->name);
1118                 sched = rte_sched_port_config(&p_tm->sched_port_params);
1119                 if (sched == NULL)
1120                         rte_panic("%s init error\n", p_tm->name);
1121                 app->tm[i] = sched;
1122
1123                 /* Subport */
1124                 n_subports = p_tm->sched_port_params.n_subports_per_port;
1125                 for (subport_id = 0; subport_id < n_subports; subport_id++) {
1126                         uint32_t n_pipes_per_subport, pipe_id;
1127
1128                         status = rte_sched_subport_config(sched,
1129                                 subport_id,
1130                                 &p_tm->sched_subport_params[subport_id]);
1131                         if (status)
1132                                 rte_panic("%s subport %" PRIu32
1133                                         " init error (%" PRId32 ")\n",
1134                                         p_tm->name, subport_id, status);
1135
1136                         /* Pipe */
1137                         n_pipes_per_subport =
1138                                 p_tm->sched_port_params.n_pipes_per_subport;
1139                         for (pipe_id = 0;
1140                                 pipe_id < n_pipes_per_subport;
1141                                 pipe_id++) {
1142                                 int profile_id = p_tm->sched_pipe_to_profile[
1143                                         subport_id * APP_MAX_SCHED_PIPES +
1144                                         pipe_id];
1145
1146                                 if (profile_id == -1)
1147                                         continue;
1148
1149                                 status = rte_sched_pipe_config(sched,
1150                                         subport_id,
1151                                         pipe_id,
1152                                         profile_id);
1153                                 if (status)
1154                                         rte_panic("%s subport %" PRIu32
1155                                                 " pipe %" PRIu32
1156                                                 " (profile %" PRId32 ") "
1157                                                 "init error (% " PRId32 ")\n",
1158                                                 p_tm->name, subport_id, pipe_id,
1159                                                 profile_id, status);
1160                         }
1161                 }
1162         }
1163 }
1164
1165 #ifndef RTE_EXEC_ENV_LINUXAPP
1166 static void
1167 app_init_tap(struct app_params *app) {
1168         if (app->n_pktq_tap == 0)
1169                 return;
1170
1171         rte_panic("TAP device not supported.\n");
1172 }
1173 #else
1174 static void
1175 app_init_tap(struct app_params *app)
1176 {
1177         uint32_t i;
1178
1179         for (i = 0; i < app->n_pktq_tap; i++) {
1180                 struct app_pktq_tap_params *p_tap = &app->tap_params[i];
1181                 struct ifreq ifr;
1182                 int fd, status;
1183
1184                 APP_LOG(app, HIGH, "Initializing %s ...", p_tap->name);
1185
1186                 fd = open("/dev/net/tun", O_RDWR | O_NONBLOCK);
1187                 if (fd < 0)
1188                         rte_panic("Cannot open file /dev/net/tun\n");
1189
1190                 memset(&ifr, 0, sizeof(ifr));
1191                 ifr.ifr_flags = IFF_TAP | IFF_NO_PI; /* No packet information */
1192                 snprintf(ifr.ifr_name, IFNAMSIZ, "%s", p_tap->name);
1193
1194                 status = ioctl(fd, TUNSETIFF, (void *) &ifr);
1195                 if (status < 0)
1196                         rte_panic("TAP setup error\n");
1197
1198                 app->tap[i] = fd;
1199         }
1200 }
1201 #endif
1202
1203 #ifdef RTE_LIBRTE_KNI
1204 static int
1205 kni_config_network_interface(uint16_t port_id, uint8_t if_up) {
1206         int ret = 0;
1207
1208         if (port_id >= rte_eth_dev_count())
1209                 return -EINVAL;
1210
1211         ret = (if_up) ?
1212                 rte_eth_dev_set_link_up(port_id) :
1213                 rte_eth_dev_set_link_down(port_id);
1214
1215         return ret;
1216 }
1217
1218 static int
1219 kni_change_mtu(uint16_t port_id, unsigned int new_mtu) {
1220         int ret;
1221
1222         if (port_id >= rte_eth_dev_count())
1223                 return -EINVAL;
1224
1225         if (new_mtu > ETHER_MAX_LEN)
1226                 return -EINVAL;
1227
1228         /* Set new MTU */
1229         ret = rte_eth_dev_set_mtu(port_id, new_mtu);
1230         if (ret < 0)
1231                 return ret;
1232
1233         return 0;
1234 }
1235 #endif /* RTE_LIBRTE_KNI */
1236
1237 #ifndef RTE_LIBRTE_KNI
1238 static void
1239 app_init_kni(struct app_params *app) {
1240         if (app->n_pktq_kni == 0)
1241                 return;
1242
1243         rte_panic("Can not init KNI without librte_kni support.\n");
1244 }
1245 #else
1246 static void
1247 app_init_kni(struct app_params *app) {
1248         uint32_t i;
1249
1250         if (app->n_pktq_kni == 0)
1251                 return;
1252
1253         rte_kni_init(app->n_pktq_kni);
1254
1255         for (i = 0; i < app->n_pktq_kni; i++) {
1256                 struct app_pktq_kni_params *p_kni = &app->kni_params[i];
1257                 struct app_link_params *p_link;
1258                 struct rte_eth_dev_info dev_info;
1259                 struct app_mempool_params *mempool_params;
1260                 struct rte_mempool *mempool;
1261                 struct rte_kni_conf conf;
1262                 struct rte_kni_ops ops;
1263
1264                 /* LINK */
1265                 p_link = app_get_link_for_kni(app, p_kni);
1266                 memset(&dev_info, 0, sizeof(dev_info));
1267                 rte_eth_dev_info_get(p_link->pmd_id, &dev_info);
1268
1269                 /* MEMPOOL */
1270                 mempool_params = &app->mempool_params[p_kni->mempool_id];
1271                 mempool = app->mempool[p_kni->mempool_id];
1272
1273                 /* KNI */
1274                 memset(&conf, 0, sizeof(conf));
1275                 snprintf(conf.name, RTE_KNI_NAMESIZE, "%s", p_kni->name);
1276                 conf.force_bind = p_kni->force_bind;
1277                 if (conf.force_bind) {
1278                         int lcore_id;
1279
1280                         lcore_id = cpu_core_map_get_lcore_id(app->core_map,
1281                                 p_kni->socket_id,
1282                                 p_kni->core_id,
1283                                 p_kni->hyper_th_id);
1284
1285                         if (lcore_id < 0)
1286                                 rte_panic("%s invalid CPU core\n", p_kni->name);
1287
1288                         conf.core_id = (uint32_t) lcore_id;
1289                 }
1290                 conf.group_id = p_link->pmd_id;
1291                 conf.mbuf_size = mempool_params->buffer_size;
1292                 conf.addr = dev_info.pci_dev->addr;
1293                 conf.id = dev_info.pci_dev->id;
1294
1295                 memset(&ops, 0, sizeof(ops));
1296                 ops.port_id = (uint8_t) p_link->pmd_id;
1297                 ops.change_mtu = kni_change_mtu;
1298                 ops.config_network_if = kni_config_network_interface;
1299
1300                 APP_LOG(app, HIGH, "Initializing %s ...", p_kni->name);
1301                 app->kni[i] = rte_kni_alloc(mempool, &conf, &ops);
1302                 if (!app->kni[i])
1303                         rte_panic("%s init error\n", p_kni->name);
1304         }
1305 }
1306 #endif /* RTE_LIBRTE_KNI */
1307
1308 static void
1309 app_init_msgq(struct app_params *app)
1310 {
1311         uint32_t i;
1312
1313         for (i = 0; i < app->n_msgq; i++) {
1314                 struct app_msgq_params *p = &app->msgq_params[i];
1315
1316                 APP_LOG(app, HIGH, "Initializing %s ...", p->name);
1317                 app->msgq[i] = rte_ring_create(
1318                                 p->name,
1319                                 p->size,
1320                                 p->cpu_socket_id,
1321                                 RING_F_SP_ENQ | RING_F_SC_DEQ);
1322
1323                 if (app->msgq[i] == NULL)
1324                         rte_panic("%s init error\n", p->name);
1325         }
1326 }
1327
1328 int app_init(struct app_params *app)
1329 {
1330         app_init_core_map(app);
1331         app_init_core_mask(app);
1332
1333         app_init_eal(app);
1334         app_init_mempool(app);
1335         app_init_link(app);
1336         app_init_swq(app);
1337         app_init_tm(app);
1338         app_init_tap(app);
1339         app_init_kni(app);
1340         app_init_msgq(app);
1341
1342         return 0;
1343 }