examples/l3fwd/main.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2016 Intel Corporation
   3  */
   4
   5 #include <stdio.h>
   6 #include <stdlib.h>
   7 #include <stdint.h>
   8 #include <inttypes.h>
   9 #include <sys/types.h>
  10 #include <string.h>
  11 #include <sys/queue.h>
  12 #include <stdarg.h>
  13 #include <errno.h>
  14 #include <getopt.h>
  15 #include <signal.h>
  16 #include <stdbool.h>
  17
  18 #include <rte_common.h>
  19 #include <rte_vect.h>
  20 #include <rte_byteorder.h>
  21 #include <rte_log.h>
  22 #include <rte_malloc.h>
  23 #include <rte_memory.h>
  24 #include <rte_memcpy.h>
  25 #include <rte_eal.h>
  26 #include <rte_launch.h>
  27 #include <rte_atomic.h>
  28 #include <rte_cycles.h>
  29 #include <rte_prefetch.h>
  30 #include <rte_lcore.h>
  31 #include <rte_per_lcore.h>
  32 #include <rte_branch_prediction.h>
  33 #include <rte_interrupts.h>
  34 #include <rte_random.h>
  35 #include <rte_debug.h>
  36 #include <rte_ether.h>
  37 #include <rte_mempool.h>
  38 #include <rte_mbuf.h>
  39 #include <rte_ip.h>
  40 #include <rte_tcp.h>
  41 #include <rte_udp.h>
  42 #include <rte_string_fns.h>
  43 #include <rte_cpuflags.h>
  44
  45 #include <cmdline_parse.h>
  46 #include <cmdline_parse_etheraddr.h>
  47
  48 #include "l3fwd.h"
  49 #include "l3fwd_event.h"
  50
  51 #define MAX_TX_QUEUE_PER_PORT RTE_MAX_ETHPORTS
  52 #define MAX_RX_QUEUE_PER_PORT 128
  53
  54 #define MAX_LCORE_PARAMS 1024
  55
  56 /* Static global variables used within this file. */
  57 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
  58 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
  59
  60 /**< Ports set in promiscuous mode off by default. */
  61 static int promiscuous_on;
  62
  63 /* Select Longest-Prefix or Exact match. */
  64 static int l3fwd_lpm_on;
  65 static int l3fwd_em_on;
  66
  67 /* Global variables. */
  68
  69 static int numa_on = 1; /**< NUMA is enabled by default. */
  70 static int parse_ptype; /**< Parse packet type using rx callback, and */
  71                         /**< disabled by default */
  72 static int per_port_pool; /**< Use separate buffer pools per port; disabled */
  73                           /**< by default */
  74
  75 volatile bool force_quit;
  76
  77 /* ethernet addresses of ports */
  78 uint64_t dest_eth_addr[RTE_MAX_ETHPORTS];
  79 struct rte_ether_addr ports_eth_addr[RTE_MAX_ETHPORTS];
  80
  81 xmm_t val_eth[RTE_MAX_ETHPORTS];
  82
  83 /* mask of enabled ports */
  84 uint32_t enabled_port_mask;
  85
  86 /* Used only in exact match mode. */
  87 int ipv6; /**< ipv6 is false by default. */
  88 uint32_t hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT;
  89
  90 struct lcore_conf lcore_conf[RTE_MAX_LCORE];
  91
  92 struct lcore_params {
  93         uint16_t port_id;
  94         uint8_t queue_id;
  95         uint8_t lcore_id;
  96 } __rte_cache_aligned;
  97
  98 static struct lcore_params lcore_params_array[MAX_LCORE_PARAMS];
  99 static struct lcore_params lcore_params_array_default[] = {
 100         {0, 0, 2},
 101         {0, 1, 2},
 102         {0, 2, 2},
 103         {1, 0, 2},
 104         {1, 1, 2},
 105         {1, 2, 2},
 106         {2, 0, 2},
 107         {3, 0, 3},
 108         {3, 1, 3},
 109 };
 110
 111 static struct lcore_params * lcore_params = lcore_params_array_default;
 112 static uint16_t nb_lcore_params = sizeof(lcore_params_array_default) /
 113                                 sizeof(lcore_params_array_default[0]);
 114
 115 static struct rte_eth_conf port_conf = {
 116         .rxmode = {
 117                 .mq_mode = ETH_MQ_RX_RSS,
 118                 .max_rx_pkt_len = RTE_ETHER_MAX_LEN,
 119                 .split_hdr_size = 0,
 120                 .offloads = DEV_RX_OFFLOAD_CHECKSUM,
 121         },
 122         .rx_adv_conf = {
 123                 .rss_conf = {
 124                         .rss_key = NULL,
 125                         .rss_hf = ETH_RSS_IP,
 126                 },
 127         },
 128         .txmode = {
 129                 .mq_mode = ETH_MQ_TX_NONE,
 130         },
 131 };
 132
 133 static struct rte_mempool *pktmbuf_pool[RTE_MAX_ETHPORTS][NB_SOCKETS];
 134 static uint8_t lkp_per_socket[NB_SOCKETS];
 135
 136 struct l3fwd_lkp_mode {
 137         void  (*setup)(int);
 138         int   (*check_ptype)(int);
 139         rte_rx_callback_fn cb_parse_ptype;
 140         int   (*main_loop)(void *);
 141         void* (*get_ipv4_lookup_struct)(int);
 142         void* (*get_ipv6_lookup_struct)(int);
 143 };
 144
 145 static struct l3fwd_lkp_mode l3fwd_lkp;
 146
 147 static struct l3fwd_lkp_mode l3fwd_em_lkp = {
 148         .setup                  = setup_hash,
 149         .check_ptype            = em_check_ptype,
 150         .cb_parse_ptype         = em_cb_parse_ptype,
 151         .main_loop              = em_main_loop,
 152         .get_ipv4_lookup_struct = em_get_ipv4_l3fwd_lookup_struct,
 153         .get_ipv6_lookup_struct = em_get_ipv6_l3fwd_lookup_struct,
 154 };
 155
 156 static struct l3fwd_lkp_mode l3fwd_lpm_lkp = {
 157         .setup                  = setup_lpm,
 158         .check_ptype            = lpm_check_ptype,
 159         .cb_parse_ptype         = lpm_cb_parse_ptype,
 160         .main_loop              = lpm_main_loop,
 161         .get_ipv4_lookup_struct = lpm_get_ipv4_l3fwd_lookup_struct,
 162         .get_ipv6_lookup_struct = lpm_get_ipv6_l3fwd_lookup_struct,
 163 };
 164
 165 /*
 166  * Setup lookup methods for forwarding.
 167  * Currently exact-match and longest-prefix-match
 168  * are supported ones.
 169  */
 170 static void
 171 setup_l3fwd_lookup_tables(void)
 172 {
 173         /* Setup HASH lookup functions. */
 174         if (l3fwd_em_on)
 175                 l3fwd_lkp = l3fwd_em_lkp;
 176         /* Setup LPM lookup functions. */
 177         else
 178                 l3fwd_lkp = l3fwd_lpm_lkp;
 179 }
 180
 181 static int
 182 check_lcore_params(void)
 183 {
 184         uint8_t queue, lcore;
 185         uint16_t i;
 186         int socketid;
 187
 188         for (i = 0; i < nb_lcore_params; ++i) {
 189                 queue = lcore_params[i].queue_id;
 190                 if (queue >= MAX_RX_QUEUE_PER_PORT) {
 191                         printf("invalid queue number: %hhu\n", queue);
 192                         return -1;
 193                 }
 194                 lcore = lcore_params[i].lcore_id;
 195                 if (!rte_lcore_is_enabled(lcore)) {
 196                         printf("error: lcore %hhu is not enabled in lcore mask\n", lcore);
 197                         return -1;
 198                 }
 199                 if ((socketid = rte_lcore_to_socket_id(lcore) != 0) &&
 200                         (numa_on == 0)) {
 201                         printf("warning: lcore %hhu is on socket %d with numa off \n",
 202                                 lcore, socketid);
 203                 }
 204         }
 205         return 0;
 206 }
 207
 208 static int
 209 check_port_config(void)
 210 {
 211         uint16_t portid;
 212         uint16_t i;
 213
 214         for (i = 0; i < nb_lcore_params; ++i) {
 215                 portid = lcore_params[i].port_id;
 216                 if ((enabled_port_mask & (1 << portid)) == 0) {
 217                         printf("port %u is not enabled in port mask\n", portid);
 218                         return -1;
 219                 }
 220                 if (!rte_eth_dev_is_valid_port(portid)) {
 221                         printf("port %u is not present on the board\n", portid);
 222                         return -1;
 223                 }
 224         }
 225         return 0;
 226 }
 227
 228 static uint8_t
 229 get_port_n_rx_queues(const uint16_t port)
 230 {
 231         int queue = -1;
 232         uint16_t i;
 233
 234         for (i = 0; i < nb_lcore_params; ++i) {
 235                 if (lcore_params[i].port_id == port) {
 236                         if (lcore_params[i].queue_id == queue+1)
 237                                 queue = lcore_params[i].queue_id;
 238                         else
 239                                 rte_exit(EXIT_FAILURE, "queue ids of the port %d must be"
 240                                                 " in sequence and must start with 0\n",
 241                                                 lcore_params[i].port_id);
 242                 }
 243         }
 244         return (uint8_t)(++queue);
 245 }
 246
 247 static int
 248 init_lcore_rx_queues(void)
 249 {
 250         uint16_t i, nb_rx_queue;
 251         uint8_t lcore;
 252
 253         for (i = 0; i < nb_lcore_params; ++i) {
 254                 lcore = lcore_params[i].lcore_id;
 255                 nb_rx_queue = lcore_conf[lcore].n_rx_queue;
 256                 if (nb_rx_queue >= MAX_RX_QUEUE_PER_LCORE) {
 257                         printf("error: too many queues (%u) for lcore: %u\n",
 258                                 (unsigned)nb_rx_queue + 1, (unsigned)lcore);
 259                         return -1;
 260                 } else {
 261                         lcore_conf[lcore].rx_queue_list[nb_rx_queue].port_id =
 262                                 lcore_params[i].port_id;
 263                         lcore_conf[lcore].rx_queue_list[nb_rx_queue].queue_id =
 264                                 lcore_params[i].queue_id;
 265                         lcore_conf[lcore].n_rx_queue++;
 266                 }
 267         }
 268         return 0;
 269 }
 270
 271 /* display usage */
 272 static void
 273 print_usage(const char *prgname)
 274 {
 275         fprintf(stderr, "%s [EAL options] --"
 276                 " -p PORTMASK"
 277                 " [-P]"
 278                 " [-E]"
 279                 " [-L]"
 280                 " --config (port,queue,lcore)[,(port,queue,lcore)]"
 281                 " [--eth-dest=X,MM:MM:MM:MM:MM:MM]"
 282                 " [--enable-jumbo [--max-pkt-len PKTLEN]]"
 283                 " [--no-numa]"
 284                 " [--hash-entry-num]"
 285                 " [--ipv6]"
 286                 " [--parse-ptype]"
 287                 " [--per-port-pool]"
 288                 " [--mode]"
 289                 " [--eventq-sched]\n\n"
 290
 291                 "  -p PORTMASK: Hexadecimal bitmask of ports to configure\n"
 292                 "  -P : Enable promiscuous mode\n"
 293                 "  -E : Enable exact match\n"
 294                 "  -L : Enable longest prefix match (default)\n"
 295                 "  --config (port,queue,lcore): Rx queue configuration\n"
 296                 "  --eth-dest=X,MM:MM:MM:MM:MM:MM: Ethernet destination for port X\n"
 297                 "  --enable-jumbo: Enable jumbo frames\n"
 298                 "  --max-pkt-len: Under the premise of enabling jumbo,\n"
 299                 "                 maximum packet length in decimal (64-9600)\n"
 300                 "  --no-numa: Disable numa awareness\n"
 301                 "  --hash-entry-num: Specify the hash entry number in hexadecimal to be setup\n"
 302                 "  --ipv6: Set if running ipv6 packets\n"
 303                 "  --parse-ptype: Set to use software to analyze packet type\n"
 304                 "  --per-port-pool: Use separate buffer pool per port\n"
 305                 "  --mode: Packet transfer mode for I/O, poll or eventdev\n"
 306                 "          Default mode = poll\n"
 307                 "  --eventq-sched: Event queue synchronization method\n"
 308                 "                  ordered, atomic or parallel.\n"
 309                 "                  Default: atomic\n"
 310                 "                  Valid only if --mode=eventdev\n"
 311                 "  --event-eth-rxqs: Number of ethernet RX queues per device.\n"
 312                 "                    Default: 1\n"
 313                 "                    Valid only if --mode=eventdev\n\n",
 314                 prgname);
 315 }
 316
 317 static int
 318 parse_max_pkt_len(const char *pktlen)
 319 {
 320         char *end = NULL;
 321         unsigned long len;
 322
 323         /* parse decimal string */
 324         len = strtoul(pktlen, &end, 10);
 325         if ((pktlen[0] == '\0') || (end == NULL) || (*end != '\0'))
 326                 return -1;
 327
 328         if (len == 0)
 329                 return -1;
 330
 331         return len;
 332 }
 333
 334 static int
 335 parse_portmask(const char *portmask)
 336 {
 337         char *end = NULL;
 338         unsigned long pm;
 339
 340         /* parse hexadecimal string */
 341         pm = strtoul(portmask, &end, 16);
 342         if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
 343                 return 0;
 344
 345         return pm;
 346 }
 347
 348 static int
 349 parse_hash_entry_number(const char *hash_entry_num)
 350 {
 351         char *end = NULL;
 352         unsigned long hash_en;
 353         /* parse hexadecimal string */
 354         hash_en = strtoul(hash_entry_num, &end, 16);
 355         if ((hash_entry_num[0] == '\0') || (end == NULL) || (*end != '\0'))
 356                 return -1;
 357
 358         if (hash_en == 0)
 359                 return -1;
 360
 361         return hash_en;
 362 }
 363
 364 static int
 365 parse_config(const char *q_arg)
 366 {
 367         char s[256];
 368         const char *p, *p0 = q_arg;
 369         char *end;
 370         enum fieldnames {
 371                 FLD_PORT = 0,
 372                 FLD_QUEUE,
 373                 FLD_LCORE,
 374                 _NUM_FLD
 375         };
 376         unsigned long int_fld[_NUM_FLD];
 377         char *str_fld[_NUM_FLD];
 378         int i;
 379         unsigned size;
 380
 381         nb_lcore_params = 0;
 382
 383         while ((p = strchr(p0,'(')) != NULL) {
 384                 ++p;
 385                 if((p0 = strchr(p,')')) == NULL)
 386                         return -1;
 387
 388                 size = p0 - p;
 389                 if(size >= sizeof(s))
 390                         return -1;
 391
 392                 snprintf(s, sizeof(s), "%.*s", size, p);
 393                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
 394                         return -1;
 395                 for (i = 0; i < _NUM_FLD; i++){
 396                         errno = 0;
 397                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 398                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 399                                 return -1;
 400                 }
 401                 if (nb_lcore_params >= MAX_LCORE_PARAMS) {
 402                         printf("exceeded max number of lcore params: %hu\n",
 403                                 nb_lcore_params);
 404                         return -1;
 405                 }
 406                 lcore_params_array[nb_lcore_params].port_id =
 407                         (uint8_t)int_fld[FLD_PORT];
 408                 lcore_params_array[nb_lcore_params].queue_id =
 409                         (uint8_t)int_fld[FLD_QUEUE];
 410                 lcore_params_array[nb_lcore_params].lcore_id =
 411                         (uint8_t)int_fld[FLD_LCORE];
 412                 ++nb_lcore_params;
 413         }
 414         lcore_params = lcore_params_array;
 415         return 0;
 416 }
 417
 418 static void
 419 parse_eth_dest(const char *optarg)
 420 {
 421         uint16_t portid;
 422         char *port_end;
 423         uint8_t c, *dest, peer_addr[6];
 424
 425         errno = 0;
 426         portid = strtoul(optarg, &port_end, 10);
 427         if (errno != 0 || port_end == optarg || *port_end++ != ',')
 428                 rte_exit(EXIT_FAILURE,
 429                 "Invalid eth-dest: %s", optarg);
 430         if (portid >= RTE_MAX_ETHPORTS)
 431                 rte_exit(EXIT_FAILURE,
 432                 "eth-dest: port %d >= RTE_MAX_ETHPORTS(%d)\n",
 433                 portid, RTE_MAX_ETHPORTS);
 434
 435         if (cmdline_parse_etheraddr(NULL, port_end,
 436                 &peer_addr, sizeof(peer_addr)) < 0)
 437                 rte_exit(EXIT_FAILURE,
 438                 "Invalid ethernet address: %s\n",
 439                 port_end);
 440         dest = (uint8_t *)&dest_eth_addr[portid];
 441         for (c = 0; c < 6; c++)
 442                 dest[c] = peer_addr[c];
 443         *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid];
 444 }
 445
 446 static void
 447 parse_mode(const char *optarg)
 448 {
 449         struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
 450
 451         if (!strcmp(optarg, "poll"))
 452                 evt_rsrc->enabled = false;
 453         else if (!strcmp(optarg, "eventdev"))
 454                 evt_rsrc->enabled = true;
 455 }
 456
 457 static void
 458 parse_eventq_sched(const char *optarg)
 459 {
 460         struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
 461
 462         if (!strcmp(optarg, "ordered"))
 463                 evt_rsrc->sched_type = RTE_SCHED_TYPE_ORDERED;
 464         if (!strcmp(optarg, "atomic"))
 465                 evt_rsrc->sched_type = RTE_SCHED_TYPE_ATOMIC;
 466         if (!strcmp(optarg, "parallel"))
 467                 evt_rsrc->sched_type = RTE_SCHED_TYPE_PARALLEL;
 468 }
 469
 470 static void
 471 parse_event_eth_rx_queues(const char *eth_rx_queues)
 472 {
 473         struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
 474         char *end = NULL;
 475         uint8_t num_eth_rx_queues;
 476
 477         /* parse decimal string */
 478         num_eth_rx_queues = strtoul(eth_rx_queues, &end, 10);
 479         if ((eth_rx_queues[0] == '\0') || (end == NULL) || (*end != '\0'))
 480                 return;
 481
 482         if (num_eth_rx_queues == 0)
 483                 return;
 484
 485         evt_rsrc->eth_rx_queues = num_eth_rx_queues;
 486 }
 487
 488 #define MAX_JUMBO_PKT_LEN  9600
 489
 490 static const char short_options[] =
 491         "p:"  /* portmask */
 492         "P"   /* promiscuous */
 493         "L"   /* enable long prefix match */
 494         "E"   /* enable exact match */
 495         ;
 496
 497 #define CMD_LINE_OPT_CONFIG "config"
 498 #define CMD_LINE_OPT_ETH_DEST "eth-dest"
 499 #define CMD_LINE_OPT_NO_NUMA "no-numa"
 500 #define CMD_LINE_OPT_IPV6 "ipv6"
 501 #define CMD_LINE_OPT_ENABLE_JUMBO "enable-jumbo"
 502 #define CMD_LINE_OPT_HASH_ENTRY_NUM "hash-entry-num"
 503 #define CMD_LINE_OPT_PARSE_PTYPE "parse-ptype"
 504 #define CMD_LINE_OPT_PER_PORT_POOL "per-port-pool"
 505 #define CMD_LINE_OPT_MODE "mode"
 506 #define CMD_LINE_OPT_EVENTQ_SYNC "eventq-sched"
 507 #define CMD_LINE_OPT_EVENT_ETH_RX_QUEUES "event-eth-rxqs"
 508 enum {
 509         /* long options mapped to a short option */
 510
 511         /* first long only option value must be >= 256, so that we won't
 512          * conflict with short options */
 513         CMD_LINE_OPT_MIN_NUM = 256,
 514         CMD_LINE_OPT_CONFIG_NUM,
 515         CMD_LINE_OPT_ETH_DEST_NUM,
 516         CMD_LINE_OPT_NO_NUMA_NUM,
 517         CMD_LINE_OPT_IPV6_NUM,
 518         CMD_LINE_OPT_ENABLE_JUMBO_NUM,
 519         CMD_LINE_OPT_HASH_ENTRY_NUM_NUM,
 520         CMD_LINE_OPT_PARSE_PTYPE_NUM,
 521         CMD_LINE_OPT_PARSE_PER_PORT_POOL,
 522         CMD_LINE_OPT_MODE_NUM,
 523         CMD_LINE_OPT_EVENTQ_SYNC_NUM,
 524         CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM,
 525 };
 526
 527 static const struct option lgopts[] = {
 528         {CMD_LINE_OPT_CONFIG, 1, 0, CMD_LINE_OPT_CONFIG_NUM},
 529         {CMD_LINE_OPT_ETH_DEST, 1, 0, CMD_LINE_OPT_ETH_DEST_NUM},
 530         {CMD_LINE_OPT_NO_NUMA, 0, 0, CMD_LINE_OPT_NO_NUMA_NUM},
 531         {CMD_LINE_OPT_IPV6, 0, 0, CMD_LINE_OPT_IPV6_NUM},
 532         {CMD_LINE_OPT_ENABLE_JUMBO, 0, 0, CMD_LINE_OPT_ENABLE_JUMBO_NUM},
 533         {CMD_LINE_OPT_HASH_ENTRY_NUM, 1, 0, CMD_LINE_OPT_HASH_ENTRY_NUM_NUM},
 534         {CMD_LINE_OPT_PARSE_PTYPE, 0, 0, CMD_LINE_OPT_PARSE_PTYPE_NUM},
 535         {CMD_LINE_OPT_PER_PORT_POOL, 0, 0, CMD_LINE_OPT_PARSE_PER_PORT_POOL},
 536         {CMD_LINE_OPT_MODE, 1, 0, CMD_LINE_OPT_MODE_NUM},
 537         {CMD_LINE_OPT_EVENTQ_SYNC, 1, 0, CMD_LINE_OPT_EVENTQ_SYNC_NUM},
 538         {CMD_LINE_OPT_EVENT_ETH_RX_QUEUES, 1, 0,
 539                                         CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM},
 540         {NULL, 0, 0, 0}
 541 };
 542
 543 /*
 544  * This expression is used to calculate the number of mbufs needed
 545  * depending on user input, taking  into account memory for rx and
 546  * tx hardware rings, cache per lcore and mtable per port per lcore.
 547  * RTE_MAX is used to ensure that NB_MBUF never goes below a minimum
 548  * value of 8192
 549  */
 550 #define NB_MBUF(nports) RTE_MAX(        \
 551         (nports*nb_rx_queue*nb_rxd +            \
 552         nports*nb_lcores*MAX_PKT_BURST +        \
 553         nports*n_tx_queue*nb_txd +              \
 554         nb_lcores*MEMPOOL_CACHE_SIZE),          \
 555         (unsigned)8192)
 556
 557 /* Parse the argument given in the command line of the application */
 558 static int
 559 parse_args(int argc, char **argv)
 560 {
 561         int opt, ret;
 562         char **argvopt;
 563         int option_index;
 564         char *prgname = argv[0];
 565         uint8_t lcore_params = 0;
 566         uint8_t eventq_sched = 0;
 567         uint8_t eth_rx_q = 0;
 568         struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
 569
 570         argvopt = argv;
 571
 572         /* Error or normal output strings. */
 573         while ((opt = getopt_long(argc, argvopt, short_options,
 574                                 lgopts, &option_index)) != EOF) {
 575
 576                 switch (opt) {
 577                 /* portmask */
 578                 case 'p':
 579                         enabled_port_mask = parse_portmask(optarg);
 580                         if (enabled_port_mask == 0) {
 581                                 fprintf(stderr, "Invalid portmask\n");
 582                                 print_usage(prgname);
 583                                 return -1;
 584                         }
 585                         break;
 586
 587                 case 'P':
 588                         promiscuous_on = 1;
 589                         break;
 590
 591                 case 'E':
 592                         l3fwd_em_on = 1;
 593                         break;
 594
 595                 case 'L':
 596                         l3fwd_lpm_on = 1;
 597                         break;
 598
 599                 /* long options */
 600                 case CMD_LINE_OPT_CONFIG_NUM:
 601                         ret = parse_config(optarg);
 602                         if (ret) {
 603                                 fprintf(stderr, "Invalid config\n");
 604                                 print_usage(prgname);
 605                                 return -1;
 606                         }
 607                         lcore_params = 1;
 608                         break;
 609
 610                 case CMD_LINE_OPT_ETH_DEST_NUM:
 611                         parse_eth_dest(optarg);
 612                         break;
 613
 614                 case CMD_LINE_OPT_NO_NUMA_NUM:
 615                         numa_on = 0;
 616                         break;
 617
 618                 case CMD_LINE_OPT_IPV6_NUM:
 619                         ipv6 = 1;
 620                         break;
 621
 622                 case CMD_LINE_OPT_ENABLE_JUMBO_NUM: {
 623                         const struct option lenopts = {
 624                                 "max-pkt-len", required_argument, 0, 0
 625                         };
 626
 627                         port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
 628                         port_conf.txmode.offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
 629
 630                         /*
 631                          * if no max-pkt-len set, use the default
 632                          * value RTE_ETHER_MAX_LEN.
 633                          */
 634                         if (getopt_long(argc, argvopt, "",
 635                                         &lenopts, &option_index) == 0) {
 636                                 ret = parse_max_pkt_len(optarg);
 637                                 if (ret < 64 || ret > MAX_JUMBO_PKT_LEN) {
 638                                         fprintf(stderr,
 639                                                 "invalid maximum packet length\n");
 640                                         print_usage(prgname);
 641                                         return -1;
 642                                 }
 643                                 port_conf.rxmode.max_rx_pkt_len = ret;
 644                         }
 645                         break;
 646                 }
 647
 648                 case CMD_LINE_OPT_HASH_ENTRY_NUM_NUM:
 649                         ret = parse_hash_entry_number(optarg);
 650                         if ((ret > 0) && (ret <= L3FWD_HASH_ENTRIES)) {
 651                                 hash_entry_number = ret;
 652                         } else {
 653                                 fprintf(stderr, "invalid hash entry number\n");
 654                                 print_usage(prgname);
 655                                 return -1;
 656                         }
 657                         break;
 658
 659                 case CMD_LINE_OPT_PARSE_PTYPE_NUM:
 660                         printf("soft parse-ptype is enabled\n");
 661                         parse_ptype = 1;
 662                         break;
 663
 664                 case CMD_LINE_OPT_PARSE_PER_PORT_POOL:
 665                         printf("per port buffer pool is enabled\n");
 666                         per_port_pool = 1;
 667                         break;
 668
 669                 case CMD_LINE_OPT_MODE_NUM:
 670                         parse_mode(optarg);
 671                         break;
 672
 673                 case CMD_LINE_OPT_EVENTQ_SYNC_NUM:
 674                         parse_eventq_sched(optarg);
 675                         eventq_sched = 1;
 676                         break;
 677
 678                 case CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM:
 679                         parse_event_eth_rx_queues(optarg);
 680                         eth_rx_q = 1;
 681                         break;
 682
 683                 default:
 684                         print_usage(prgname);
 685                         return -1;
 686                 }
 687         }
 688
 689         /* If both LPM and EM are selected, return error. */
 690         if (l3fwd_lpm_on && l3fwd_em_on) {
 691                 fprintf(stderr, "LPM and EM are mutually exclusive, select only one\n");
 692                 return -1;
 693         }
 694
 695         if (evt_rsrc->enabled && lcore_params) {
 696                 fprintf(stderr, "lcore config is not valid when event mode is selected\n");
 697                 return -1;
 698         }
 699
 700         if (!evt_rsrc->enabled && eth_rx_q) {
 701                 fprintf(stderr, "eth_rx_queues is valid only when event mode is selected\n");
 702                 return -1;
 703         }
 704
 705         if (!evt_rsrc->enabled && eventq_sched) {
 706                 fprintf(stderr, "eventq_sched is valid only when event mode is selected\n");
 707                 return -1;
 708         }
 709
 710         /*
 711          * Nothing is selected, pick longest-prefix match
 712          * as default match.
 713          */
 714         if (!l3fwd_lpm_on && !l3fwd_em_on) {
 715                 fprintf(stderr, "LPM or EM none selected, default LPM on\n");
 716                 l3fwd_lpm_on = 1;
 717         }
 718
 719         /*
 720          * ipv6 and hash flags are valid only for
 721          * exact macth, reset them to default for
 722          * longest-prefix match.
 723          */
 724         if (l3fwd_lpm_on) {
 725                 ipv6 = 0;
 726                 hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT;
 727         }
 728
 729         if (optind >= 0)
 730                 argv[optind-1] = prgname;
 731
 732         ret = optind-1;
 733         optind = 1; /* reset getopt lib */
 734         return ret;
 735 }
 736
 737 static void
 738 print_ethaddr(const char *name, const struct rte_ether_addr *eth_addr)
 739 {
 740         char buf[RTE_ETHER_ADDR_FMT_SIZE];
 741         rte_ether_format_addr(buf, RTE_ETHER_ADDR_FMT_SIZE, eth_addr);
 742         printf("%s%s", name, buf);
 743 }
 744
 745 int
 746 init_mem(uint16_t portid, unsigned int nb_mbuf)
 747 {
 748         struct lcore_conf *qconf;
 749         int socketid;
 750         unsigned lcore_id;
 751         char s[64];
 752
 753         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
 754                 if (rte_lcore_is_enabled(lcore_id) == 0)
 755                         continue;
 756
 757                 if (numa_on)
 758                         socketid = rte_lcore_to_socket_id(lcore_id);
 759                 else
 760                         socketid = 0;
 761
 762                 if (socketid >= NB_SOCKETS) {
 763                         rte_exit(EXIT_FAILURE,
 764                                 "Socket %d of lcore %u is out of range %d\n",
 765                                 socketid, lcore_id, NB_SOCKETS);
 766                 }
 767
 768                 if (pktmbuf_pool[portid][socketid] == NULL) {
 769                         snprintf(s, sizeof(s), "mbuf_pool_%d:%d",
 770                                  portid, socketid);
 771                         pktmbuf_pool[portid][socketid] =
 772                                 rte_pktmbuf_pool_create(s, nb_mbuf,
 773                                         MEMPOOL_CACHE_SIZE, 0,
 774                                         RTE_MBUF_DEFAULT_BUF_SIZE, socketid);
 775                         if (pktmbuf_pool[portid][socketid] == NULL)
 776                                 rte_exit(EXIT_FAILURE,
 777                                         "Cannot init mbuf pool on socket %d\n",
 778                                         socketid);
 779                         else
 780                                 printf("Allocated mbuf pool on socket %d\n",
 781                                         socketid);
 782
 783                         /* Setup either LPM or EM(f.e Hash). But, only once per
 784                          * available socket.
 785                          */
 786                         if (!lkp_per_socket[socketid]) {
 787                                 l3fwd_lkp.setup(socketid);
 788                                 lkp_per_socket[socketid] = 1;
 789                         }
 790                 }
 791                 qconf = &lcore_conf[lcore_id];
 792                 qconf->ipv4_lookup_struct =
 793                         l3fwd_lkp.get_ipv4_lookup_struct(socketid);
 794                 qconf->ipv6_lookup_struct =
 795                         l3fwd_lkp.get_ipv6_lookup_struct(socketid);
 796         }
 797         return 0;
 798 }
 799
 800 /* Check the link status of all ports in up to 9s, and print them finally */
 801 static void
 802 check_all_ports_link_status(uint32_t port_mask)
 803 {
 804 #define CHECK_INTERVAL 100 /* 100ms */
 805 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
 806         uint16_t portid;
 807         uint8_t count, all_ports_up, print_flag = 0;
 808         struct rte_eth_link link;
 809         int ret;
 810         char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
 811
 812         printf("\nChecking link status");
 813         fflush(stdout);
 814         for (count = 0; count <= MAX_CHECK_TIME; count++) {
 815                 if (force_quit)
 816                         return;
 817                 all_ports_up = 1;
 818                 RTE_ETH_FOREACH_DEV(portid) {
 819                         if (force_quit)
 820                                 return;
 821                         if ((port_mask & (1 << portid)) == 0)
 822                                 continue;
 823                         memset(&link, 0, sizeof(link));
 824                         ret = rte_eth_link_get_nowait(portid, &link);
 825                         if (ret < 0) {
 826                                 all_ports_up = 0;
 827                                 if (print_flag == 1)
 828                                         printf("Port %u link get failed: %s\n",
 829                                                 portid, rte_strerror(-ret));
 830                                 continue;
 831                         }
 832                         /* print link status if flag set */
 833                         if (print_flag == 1) {
 834                                 rte_eth_link_to_str(link_status_text,
 835                                         sizeof(link_status_text), &link);
 836                                 printf("Port %d %s\n", portid,
 837                                        link_status_text);
 838                                 continue;
 839                         }
 840                         /* clear all_ports_up flag if any link down */
 841                         if (link.link_status == ETH_LINK_DOWN) {
 842                                 all_ports_up = 0;
 843                                 break;
 844                         }
 845                 }
 846                 /* after finally printing all link status, get out */
 847                 if (print_flag == 1)
 848                         break;
 849
 850                 if (all_ports_up == 0) {
 851                         printf(".");
 852                         fflush(stdout);
 853                         rte_delay_ms(CHECK_INTERVAL);
 854                 }
 855
 856                 /* set the print_flag if all ports up or timeout */
 857                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
 858                         print_flag = 1;
 859                         printf("done\n");
 860                 }
 861         }
 862 }
 863
 864 static void
 865 signal_handler(int signum)
 866 {
 867         if (signum == SIGINT || signum == SIGTERM) {
 868                 printf("\n\nSignal %d received, preparing to exit...\n",
 869                                 signum);
 870                 force_quit = true;
 871         }
 872 }
 873
 874 static int
 875 prepare_ptype_parser(uint16_t portid, uint16_t queueid)
 876 {
 877         if (parse_ptype) {
 878                 printf("Port %d: softly parse packet type info\n", portid);
 879                 if (rte_eth_add_rx_callback(portid, queueid,
 880                                             l3fwd_lkp.cb_parse_ptype,
 881                                             NULL))
 882                         return 1;
 883
 884                 printf("Failed to add rx callback: port=%d\n", portid);
 885                 return 0;
 886         }
 887
 888         if (l3fwd_lkp.check_ptype(portid))
 889                 return 1;
 890
 891         printf("port %d cannot parse packet type, please add --%s\n",
 892                portid, CMD_LINE_OPT_PARSE_PTYPE);
 893         return 0;
 894 }
 895
 896 static void
 897 l3fwd_poll_resource_setup(void)
 898 {
 899         uint8_t nb_rx_queue, queue, socketid;
 900         struct rte_eth_dev_info dev_info;
 901         uint32_t n_tx_queue, nb_lcores;
 902         struct rte_eth_txconf *txconf;
 903         struct lcore_conf *qconf;
 904         uint16_t queueid, portid;
 905         unsigned int nb_ports;
 906         unsigned int lcore_id;
 907         int ret;
 908
 909         if (check_lcore_params() < 0)
 910                 rte_exit(EXIT_FAILURE, "check_lcore_params failed\n");
 911
 912         ret = init_lcore_rx_queues();
 913         if (ret < 0)
 914                 rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n");
 915
 916         nb_ports = rte_eth_dev_count_avail();
 917
 918         if (check_port_config() < 0)
 919                 rte_exit(EXIT_FAILURE, "check_port_config failed\n");
 920
 921         nb_lcores = rte_lcore_count();
 922
 923         /* initialize all ports */
 924         RTE_ETH_FOREACH_DEV(portid) {
 925                 struct rte_eth_conf local_port_conf = port_conf;
 926
 927                 /* skip ports that are not enabled */
 928                 if ((enabled_port_mask & (1 << portid)) == 0) {
 929                         printf("\nSkipping disabled port %d\n", portid);
 930                         continue;
 931                 }
 932
 933                 /* init port */
 934                 printf("Initializing port %d ... ", portid );
 935                 fflush(stdout);
 936
 937                 nb_rx_queue = get_port_n_rx_queues(portid);
 938                 n_tx_queue = nb_lcores;
 939                 if (n_tx_queue > MAX_TX_QUEUE_PER_PORT)
 940                         n_tx_queue = MAX_TX_QUEUE_PER_PORT;
 941                 printf("Creating queues: nb_rxq=%d nb_txq=%u... ",
 942                         nb_rx_queue, (unsigned)n_tx_queue );
 943
 944                 ret = rte_eth_dev_info_get(portid, &dev_info);
 945                 if (ret != 0)
 946                         rte_exit(EXIT_FAILURE,
 947                                 "Error during getting device (port %u) info: %s\n",
 948                                 portid, strerror(-ret));
 949
 950                 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
 951                         local_port_conf.txmode.offloads |=
 952                                 DEV_TX_OFFLOAD_MBUF_FAST_FREE;
 953
 954                 local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
 955                         dev_info.flow_type_rss_offloads;
 956                 if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
 957                                 port_conf.rx_adv_conf.rss_conf.rss_hf) {
 958                         printf("Port %u modified RSS hash function based on hardware support,"
 959                                 "requested:%#"PRIx64" configured:%#"PRIx64"\n",
 960                                 portid,
 961                                 port_conf.rx_adv_conf.rss_conf.rss_hf,
 962                                 local_port_conf.rx_adv_conf.rss_conf.rss_hf);
 963                 }
 964
 965                 ret = rte_eth_dev_configure(portid, nb_rx_queue,
 966                                         (uint16_t)n_tx_queue, &local_port_conf);
 967                 if (ret < 0)
 968                         rte_exit(EXIT_FAILURE,
 969                                 "Cannot configure device: err=%d, port=%d\n",
 970                                 ret, portid);
 971
 972                 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
 973                                                        &nb_txd);
 974                 if (ret < 0)
 975                         rte_exit(EXIT_FAILURE,
 976                                  "Cannot adjust number of descriptors: err=%d, "
 977                                  "port=%d\n", ret, portid);
 978
 979                 ret = rte_eth_macaddr_get(portid, &ports_eth_addr[portid]);
 980                 if (ret < 0)
 981                         rte_exit(EXIT_FAILURE,
 982                                  "Cannot get MAC address: err=%d, port=%d\n",
 983                                  ret, portid);
 984
 985                 print_ethaddr(" Address:", &ports_eth_addr[portid]);
 986                 printf(", ");
 987                 print_ethaddr("Destination:",
 988                         (const struct rte_ether_addr *)&dest_eth_addr[portid]);
 989                 printf(", ");
 990
 991                 /*
 992                  * prepare src MACs for each port.
 993                  */
 994                 rte_ether_addr_copy(&ports_eth_addr[portid],
 995                         (struct rte_ether_addr *)(val_eth + portid) + 1);
 996
 997                 /* init memory */
 998                 if (!per_port_pool) {
 999                         /* portid = 0; this is *not* signifying the first port,
1000                          * rather, it signifies that portid is ignored.
1001                          */
1002                         ret = init_mem(0, NB_MBUF(nb_ports));
1003                 } else {
1004                         ret = init_mem(portid, NB_MBUF(1));
1005                 }
1006                 if (ret < 0)
1007                         rte_exit(EXIT_FAILURE, "init_mem failed\n");
1008
1009                 /* init one TX queue per couple (lcore,port) */
1010                 queueid = 0;
1011                 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
1012                         if (rte_lcore_is_enabled(lcore_id) == 0)
1013                                 continue;
1014
1015                         if (numa_on)
1016                                 socketid =
1017                                 (uint8_t)rte_lcore_to_socket_id(lcore_id);
1018                         else
1019                                 socketid = 0;
1020
1021                         printf("txq=%u,%d,%d ", lcore_id, queueid, socketid);
1022                         fflush(stdout);
1023
1024                         txconf = &dev_info.default_txconf;
1025                         txconf->offloads = local_port_conf.txmode.offloads;
1026                         ret = rte_eth_tx_queue_setup(portid, queueid, nb_txd,
1027                                                      socketid, txconf);
1028                         if (ret < 0)
1029                                 rte_exit(EXIT_FAILURE,
1030                                         "rte_eth_tx_queue_setup: err=%d, "
1031                                         "port=%d\n", ret, portid);
1032
1033                         qconf = &lcore_conf[lcore_id];
1034                         qconf->tx_queue_id[portid] = queueid;
1035                         queueid++;
1036
1037                         qconf->tx_port_id[qconf->n_tx_port] = portid;
1038                         qconf->n_tx_port++;
1039                 }
1040                 printf("\n");
1041         }
1042
1043         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
1044                 if (rte_lcore_is_enabled(lcore_id) == 0)
1045                         continue;
1046                 qconf = &lcore_conf[lcore_id];
1047                 printf("\nInitializing rx queues on lcore %u ... ", lcore_id );
1048                 fflush(stdout);
1049                 /* init RX queues */
1050                 for(queue = 0; queue < qconf->n_rx_queue; ++queue) {
1051                         struct rte_eth_rxconf rxq_conf;
1052
1053                         portid = qconf->rx_queue_list[queue].port_id;
1054                         queueid = qconf->rx_queue_list[queue].queue_id;
1055
1056                         if (numa_on)
1057                                 socketid =
1058                                 (uint8_t)rte_lcore_to_socket_id(lcore_id);
1059                         else
1060                                 socketid = 0;
1061
1062                         printf("rxq=%d,%d,%d ", portid, queueid, socketid);
1063                         fflush(stdout);
1064
1065                         ret = rte_eth_dev_info_get(portid, &dev_info);
1066                         if (ret != 0)
1067                                 rte_exit(EXIT_FAILURE,
1068                                         "Error during getting device (port %u) info: %s\n",
1069                                         portid, strerror(-ret));
1070
1071                         rxq_conf = dev_info.default_rxconf;
1072                         rxq_conf.offloads = port_conf.rxmode.offloads;
1073                         if (!per_port_pool)
1074                                 ret = rte_eth_rx_queue_setup(portid, queueid,
1075                                                 nb_rxd, socketid,
1076                                                 &rxq_conf,
1077                                                 pktmbuf_pool[0][socketid]);
1078                         else
1079                                 ret = rte_eth_rx_queue_setup(portid, queueid,
1080                                                 nb_rxd, socketid,
1081                                                 &rxq_conf,
1082                                                 pktmbuf_pool[portid][socketid]);
1083                         if (ret < 0)
1084                                 rte_exit(EXIT_FAILURE,
1085                                 "rte_eth_rx_queue_setup: err=%d, port=%d\n",
1086                                 ret, portid);
1087                 }
1088         }
1089 }
1090
1091 static inline int
1092 l3fwd_service_enable(uint32_t service_id)
1093 {
1094         uint8_t min_service_count = UINT8_MAX;
1095         uint32_t slcore_array[RTE_MAX_LCORE];
1096         unsigned int slcore = 0;
1097         uint8_t service_count;
1098         int32_t slcore_count;
1099
1100         if (!rte_service_lcore_count())
1101                 return -ENOENT;
1102
1103         slcore_count = rte_service_lcore_list(slcore_array, RTE_MAX_LCORE);
1104         if (slcore_count < 0)
1105                 return -ENOENT;
1106         /* Get the core which has least number of services running. */
1107         while (slcore_count--) {
1108                 /* Reset default mapping */
1109                 if (rte_service_map_lcore_set(service_id,
1110                                 slcore_array[slcore_count], 0) != 0)
1111                         return -ENOENT;
1112                 service_count = rte_service_lcore_count_services(
1113                                 slcore_array[slcore_count]);
1114                 if (service_count < min_service_count) {
1115                         slcore = slcore_array[slcore_count];
1116                         min_service_count = service_count;
1117                 }
1118         }
1119         if (rte_service_map_lcore_set(service_id, slcore, 1))
1120                 return -ENOENT;
1121         rte_service_lcore_start(slcore);
1122
1123         return 0;
1124 }
1125
1126 static void
1127 l3fwd_event_service_setup(void)
1128 {
1129         struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
1130         struct rte_event_dev_info evdev_info;
1131         uint32_t service_id, caps;
1132         int ret, i;
1133
1134         rte_event_dev_info_get(evt_rsrc->event_d_id, &evdev_info);
1135         if (!(evdev_info.event_dev_cap & RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED)) {
1136                 ret = rte_event_dev_service_id_get(evt_rsrc->event_d_id,
1137                                 &service_id);
1138                 if (ret != -ESRCH && ret != 0)
1139                         rte_exit(EXIT_FAILURE,
1140                                  "Error in starting eventdev service\n");
1141                 l3fwd_service_enable(service_id);
1142         }
1143
1144         for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++) {
1145                 ret = rte_event_eth_rx_adapter_caps_get(evt_rsrc->event_d_id,
1146                                 evt_rsrc->rx_adptr.rx_adptr[i], &caps);
1147                 if (ret < 0)
1148                         rte_exit(EXIT_FAILURE,
1149                                  "Failed to get Rx adapter[%d] caps\n",
1150                                  evt_rsrc->rx_adptr.rx_adptr[i]);
1151                 ret = rte_event_eth_rx_adapter_service_id_get(
1152                                 evt_rsrc->event_d_id,
1153                                 &service_id);
1154                 if (ret != -ESRCH && ret != 0)
1155                         rte_exit(EXIT_FAILURE,
1156                                  "Error in starting Rx adapter[%d] service\n",
1157                                  evt_rsrc->rx_adptr.rx_adptr[i]);
1158                 l3fwd_service_enable(service_id);
1159         }
1160
1161         for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++) {
1162                 ret = rte_event_eth_tx_adapter_caps_get(evt_rsrc->event_d_id,
1163                                 evt_rsrc->tx_adptr.tx_adptr[i], &caps);
1164                 if (ret < 0)
1165                         rte_exit(EXIT_FAILURE,
1166                                  "Failed to get Rx adapter[%d] caps\n",
1167                                  evt_rsrc->tx_adptr.tx_adptr[i]);
1168                 ret = rte_event_eth_tx_adapter_service_id_get(
1169                                 evt_rsrc->event_d_id,
1170                                 &service_id);
1171                 if (ret != -ESRCH && ret != 0)
1172                         rte_exit(EXIT_FAILURE,
1173                                  "Error in starting Rx adapter[%d] service\n",
1174                                  evt_rsrc->tx_adptr.tx_adptr[i]);
1175                 l3fwd_service_enable(service_id);
1176         }
1177 }
1178
1179 int
1180 main(int argc, char **argv)
1181 {
1182         struct l3fwd_event_resources *evt_rsrc;
1183         struct lcore_conf *qconf;
1184         uint16_t queueid, portid;
1185         unsigned int lcore_id;
1186         uint8_t queue;
1187         int i, ret;
1188
1189         /* init EAL */
1190         ret = rte_eal_init(argc, argv);
1191         if (ret < 0)
1192                 rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
1193         argc -= ret;
1194         argv += ret;
1195
1196         force_quit = false;
1197         signal(SIGINT, signal_handler);
1198         signal(SIGTERM, signal_handler);
1199
1200         /* pre-init dst MACs for all ports to 02:00:00:00:00:xx */
1201         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
1202                 dest_eth_addr[portid] =
1203                         RTE_ETHER_LOCAL_ADMIN_ADDR + ((uint64_t)portid << 40);
1204                 *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid];
1205         }
1206
1207         evt_rsrc = l3fwd_get_eventdev_rsrc();
1208         /* parse application arguments (after the EAL ones) */
1209         ret = parse_args(argc, argv);
1210         if (ret < 0)
1211                 rte_exit(EXIT_FAILURE, "Invalid L3FWD parameters\n");
1212
1213         /* Setup function pointers for lookup method. */
1214         setup_l3fwd_lookup_tables();
1215
1216         evt_rsrc->per_port_pool = per_port_pool;
1217         evt_rsrc->pkt_pool = pktmbuf_pool;
1218         evt_rsrc->port_mask = enabled_port_mask;
1219         /* Configure eventdev parameters if user has requested */
1220         if (evt_rsrc->enabled) {
1221                 l3fwd_event_resource_setup(&port_conf);
1222                 if (l3fwd_em_on)
1223                         l3fwd_lkp.main_loop = evt_rsrc->ops.em_event_loop;
1224                 else
1225                         l3fwd_lkp.main_loop = evt_rsrc->ops.lpm_event_loop;
1226                 l3fwd_event_service_setup();
1227         } else
1228                 l3fwd_poll_resource_setup();
1229
1230         /* start ports */
1231         RTE_ETH_FOREACH_DEV(portid) {
1232                 if ((enabled_port_mask & (1 << portid)) == 0) {
1233                         continue;
1234                 }
1235                 /* Start device */
1236                 ret = rte_eth_dev_start(portid);
1237                 if (ret < 0)
1238                         rte_exit(EXIT_FAILURE,
1239                                 "rte_eth_dev_start: err=%d, port=%d\n",
1240                                 ret, portid);
1241
1242                 /*
1243                  * If enabled, put device in promiscuous mode.
1244                  * This allows IO forwarding mode to forward packets
1245                  * to itself through 2 cross-connected  ports of the
1246                  * target machine.
1247                  */
1248                 if (promiscuous_on) {
1249                         ret = rte_eth_promiscuous_enable(portid);
1250                         if (ret != 0)
1251                                 rte_exit(EXIT_FAILURE,
1252                                         "rte_eth_promiscuous_enable: err=%s, port=%u\n",
1253                                         rte_strerror(-ret), portid);
1254                 }
1255         }
1256
1257         printf("\n");
1258
1259         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
1260                 if (rte_lcore_is_enabled(lcore_id) == 0)
1261                         continue;
1262                 qconf = &lcore_conf[lcore_id];
1263                 for (queue = 0; queue < qconf->n_rx_queue; ++queue) {
1264                         portid = qconf->rx_queue_list[queue].port_id;
1265                         queueid = qconf->rx_queue_list[queue].queue_id;
1266                         if (prepare_ptype_parser(portid, queueid) == 0)
1267                                 rte_exit(EXIT_FAILURE, "ptype check fails\n");
1268                 }
1269         }
1270
1271         check_all_ports_link_status(enabled_port_mask);
1272
1273         ret = 0;
1274         /* launch per-lcore init on every lcore */
1275         rte_eal_mp_remote_launch(l3fwd_lkp.main_loop, NULL, CALL_MAIN);
1276         if (evt_rsrc->enabled) {
1277                 for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++)
1278                         rte_event_eth_rx_adapter_stop(
1279                                         evt_rsrc->rx_adptr.rx_adptr[i]);
1280                 for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++)
1281                         rte_event_eth_tx_adapter_stop(
1282                                         evt_rsrc->tx_adptr.tx_adptr[i]);
1283
1284                 RTE_ETH_FOREACH_DEV(portid) {
1285                         if ((enabled_port_mask & (1 << portid)) == 0)
1286                                 continue;
1287                         ret = rte_eth_dev_stop(portid);
1288                         if (ret != 0)
1289                                 printf("rte_eth_dev_stop: err=%d, port=%u\n",
1290                                        ret, portid);
1291                 }
1292
1293                 rte_eal_mp_wait_lcore();
1294                 RTE_ETH_FOREACH_DEV(portid) {
1295                         if ((enabled_port_mask & (1 << portid)) == 0)
1296                                 continue;
1297                         rte_eth_dev_close(portid);
1298                 }
1299
1300                 rte_event_dev_stop(evt_rsrc->event_d_id);
1301                 rte_event_dev_close(evt_rsrc->event_d_id);
1302
1303         } else {
1304                 rte_eal_mp_wait_lcore();
1305
1306                 RTE_ETH_FOREACH_DEV(portid) {
1307                         if ((enabled_port_mask & (1 << portid)) == 0)
1308                                 continue;
1309                         printf("Closing port %d...", portid);
1310                         ret = rte_eth_dev_stop(portid);
1311                         if (ret != 0)
1312                                 printf("rte_eth_dev_stop: err=%d, port=%u\n",
1313                                        ret, portid);
1314                         rte_eth_dev_close(portid);
1315                         printf(" Done\n");
1316                 }
1317         }
1318         printf("Bye...\n");
1319
1320         return ret;
1321 }