examples/l3fwd/main.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2021 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_cycles.h>
  28 #include <rte_prefetch.h>
  29 #include <rte_lcore.h>
  30 #include <rte_per_lcore.h>
  31 #include <rte_branch_prediction.h>
  32 #include <rte_interrupts.h>
  33 #include <rte_random.h>
  34 #include <rte_debug.h>
  35 #include <rte_ether.h>
  36 #include <rte_mempool.h>
  37 #include <rte_mbuf.h>
  38 #include <rte_ip.h>
  39 #include <rte_tcp.h>
  40 #include <rte_udp.h>
  41 #include <rte_string_fns.h>
  42 #include <rte_cpuflags.h>
  43
  44 #include <cmdline_parse.h>
  45 #include <cmdline_parse_etheraddr.h>
  46
  47 #include "l3fwd.h"
  48 #include "l3fwd_event.h"
  49 #include "l3fwd_route.h"
  50
  51 #define MAX_TX_QUEUE_PER_PORT RTE_MAX_LCORE
  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, Exact match or Forwarding Information Base. */
  64 enum L3FWD_LOOKUP_MODE {
  65         L3FWD_LOOKUP_DEFAULT,
  66         L3FWD_LOOKUP_LPM,
  67         L3FWD_LOOKUP_EM,
  68         L3FWD_LOOKUP_FIB
  69 };
  70 static enum L3FWD_LOOKUP_MODE lookup_mode;
  71
  72 /* Global variables. */
  73
  74 static int numa_on = 1; /**< NUMA is enabled by default. */
  75 static int parse_ptype; /**< Parse packet type using rx callback, and */
  76                         /**< disabled by default */
  77 static int per_port_pool; /**< Use separate buffer pools per port; disabled */
  78                           /**< by default */
  79
  80 volatile bool force_quit;
  81
  82 /* ethernet addresses of ports */
  83 uint64_t dest_eth_addr[RTE_MAX_ETHPORTS];
  84 struct rte_ether_addr ports_eth_addr[RTE_MAX_ETHPORTS];
  85
  86 xmm_t val_eth[RTE_MAX_ETHPORTS];
  87
  88 /* mask of enabled ports */
  89 uint32_t enabled_port_mask;
  90
  91 /* Used only in exact match mode. */
  92 int ipv6; /**< ipv6 is false by default. */
  93 uint32_t hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT;
  94
  95 struct lcore_conf lcore_conf[RTE_MAX_LCORE];
  96
  97 struct lcore_params {
  98         uint16_t port_id;
  99         uint8_t queue_id;
 100         uint8_t lcore_id;
 101 } __rte_cache_aligned;
 102
 103 static struct lcore_params lcore_params_array[MAX_LCORE_PARAMS];
 104 static struct lcore_params lcore_params_array_default[] = {
 105         {0, 0, 2},
 106         {0, 1, 2},
 107         {0, 2, 2},
 108         {1, 0, 2},
 109         {1, 1, 2},
 110         {1, 2, 2},
 111         {2, 0, 2},
 112         {3, 0, 3},
 113         {3, 1, 3},
 114 };
 115
 116 static struct lcore_params * lcore_params = lcore_params_array_default;
 117 static uint16_t nb_lcore_params = sizeof(lcore_params_array_default) /
 118                                 sizeof(lcore_params_array_default[0]);
 119
 120 static struct rte_eth_conf port_conf = {
 121         .rxmode = {
 122                 .mq_mode = ETH_MQ_RX_RSS,
 123                 .max_rx_pkt_len = RTE_ETHER_MAX_LEN,
 124                 .split_hdr_size = 0,
 125                 .offloads = DEV_RX_OFFLOAD_CHECKSUM,
 126         },
 127         .rx_adv_conf = {
 128                 .rss_conf = {
 129                         .rss_key = NULL,
 130                         .rss_hf = ETH_RSS_IP,
 131                 },
 132         },
 133         .txmode = {
 134                 .mq_mode = ETH_MQ_TX_NONE,
 135         },
 136 };
 137
 138 static struct rte_mempool *pktmbuf_pool[RTE_MAX_ETHPORTS][NB_SOCKETS];
 139 static uint8_t lkp_per_socket[NB_SOCKETS];
 140
 141 struct l3fwd_lkp_mode {
 142         void  (*setup)(int);
 143         int   (*check_ptype)(int);
 144         rte_rx_callback_fn cb_parse_ptype;
 145         int   (*main_loop)(void *);
 146         void* (*get_ipv4_lookup_struct)(int);
 147         void* (*get_ipv6_lookup_struct)(int);
 148 };
 149
 150 static struct l3fwd_lkp_mode l3fwd_lkp;
 151
 152 static struct l3fwd_lkp_mode l3fwd_em_lkp = {
 153         .setup                  = setup_hash,
 154         .check_ptype            = em_check_ptype,
 155         .cb_parse_ptype         = em_cb_parse_ptype,
 156         .main_loop              = em_main_loop,
 157         .get_ipv4_lookup_struct = em_get_ipv4_l3fwd_lookup_struct,
 158         .get_ipv6_lookup_struct = em_get_ipv6_l3fwd_lookup_struct,
 159 };
 160
 161 static struct l3fwd_lkp_mode l3fwd_lpm_lkp = {
 162         .setup                  = setup_lpm,
 163         .check_ptype            = lpm_check_ptype,
 164         .cb_parse_ptype         = lpm_cb_parse_ptype,
 165         .main_loop              = lpm_main_loop,
 166         .get_ipv4_lookup_struct = lpm_get_ipv4_l3fwd_lookup_struct,
 167         .get_ipv6_lookup_struct = lpm_get_ipv6_l3fwd_lookup_struct,
 168 };
 169
 170 static struct l3fwd_lkp_mode l3fwd_fib_lkp = {
 171         .setup                  = setup_fib,
 172         .check_ptype            = lpm_check_ptype,
 173         .cb_parse_ptype         = lpm_cb_parse_ptype,
 174         .main_loop              = fib_main_loop,
 175         .get_ipv4_lookup_struct = fib_get_ipv4_l3fwd_lookup_struct,
 176         .get_ipv6_lookup_struct = fib_get_ipv6_l3fwd_lookup_struct,
 177 };
 178
 179 /*
 180  * 198.18.0.0/16 are set aside for RFC2544 benchmarking (RFC5735).
 181  * 198.18.{0-7}.0/24 = Port {0-7}
 182  */
 183 const struct ipv4_l3fwd_route ipv4_l3fwd_route_array[] = {
 184         {RTE_IPV4(198, 18, 0, 0), 24, 0},
 185         {RTE_IPV4(198, 18, 1, 0), 24, 1},
 186         {RTE_IPV4(198, 18, 2, 0), 24, 2},
 187         {RTE_IPV4(198, 18, 3, 0), 24, 3},
 188         {RTE_IPV4(198, 18, 4, 0), 24, 4},
 189         {RTE_IPV4(198, 18, 5, 0), 24, 5},
 190         {RTE_IPV4(198, 18, 6, 0), 24, 6},
 191         {RTE_IPV4(198, 18, 7, 0), 24, 7},
 192 };
 193
 194 /*
 195  * 2001:200::/48 is IANA reserved range for IPv6 benchmarking (RFC5180).
 196  * 2001:200:0:{0-7}::/64 = Port {0-7}
 197  */
 198 const struct ipv6_l3fwd_route ipv6_l3fwd_route_array[] = {
 199         {{32, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 0},
 200         {{32, 1, 2, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 1},
 201         {{32, 1, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 2},
 202         {{32, 1, 2, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 3},
 203         {{32, 1, 2, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 4},
 204         {{32, 1, 2, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 5},
 205         {{32, 1, 2, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 6},
 206         {{32, 1, 2, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 7},
 207 };
 208
 209 /*
 210  * Setup lookup methods for forwarding.
 211  * Currently exact-match, longest-prefix-match and forwarding information
 212  * base are the supported ones.
 213  */
 214 static void
 215 setup_l3fwd_lookup_tables(void)
 216 {
 217         /* Setup HASH lookup functions. */
 218         if (lookup_mode == L3FWD_LOOKUP_EM)
 219                 l3fwd_lkp = l3fwd_em_lkp;
 220         /* Setup FIB lookup functions. */
 221         else if (lookup_mode == L3FWD_LOOKUP_FIB)
 222                 l3fwd_lkp = l3fwd_fib_lkp;
 223         /* Setup LPM lookup functions. */
 224         else
 225                 l3fwd_lkp = l3fwd_lpm_lkp;
 226 }
 227
 228 static int
 229 check_lcore_params(void)
 230 {
 231         uint8_t queue, lcore;
 232         uint16_t i;
 233         int socketid;
 234
 235         for (i = 0; i < nb_lcore_params; ++i) {
 236                 queue = lcore_params[i].queue_id;
 237                 if (queue >= MAX_RX_QUEUE_PER_PORT) {
 238                         printf("invalid queue number: %hhu\n", queue);
 239                         return -1;
 240                 }
 241                 lcore = lcore_params[i].lcore_id;
 242                 if (!rte_lcore_is_enabled(lcore)) {
 243                         printf("error: lcore %hhu is not enabled in lcore mask\n", lcore);
 244                         return -1;
 245                 }
 246                 if ((socketid = rte_lcore_to_socket_id(lcore) != 0) &&
 247                         (numa_on == 0)) {
 248                         printf("warning: lcore %hhu is on socket %d with numa off \n",
 249                                 lcore, socketid);
 250                 }
 251         }
 252         return 0;
 253 }
 254
 255 static int
 256 check_port_config(void)
 257 {
 258         uint16_t portid;
 259         uint16_t i;
 260
 261         for (i = 0; i < nb_lcore_params; ++i) {
 262                 portid = lcore_params[i].port_id;
 263                 if ((enabled_port_mask & (1 << portid)) == 0) {
 264                         printf("port %u is not enabled in port mask\n", portid);
 265                         return -1;
 266                 }
 267                 if (!rte_eth_dev_is_valid_port(portid)) {
 268                         printf("port %u is not present on the board\n", portid);
 269                         return -1;
 270                 }
 271         }
 272         return 0;
 273 }
 274
 275 static uint8_t
 276 get_port_n_rx_queues(const uint16_t port)
 277 {
 278         int queue = -1;
 279         uint16_t i;
 280
 281         for (i = 0; i < nb_lcore_params; ++i) {
 282                 if (lcore_params[i].port_id == port) {
 283                         if (lcore_params[i].queue_id == queue+1)
 284                                 queue = lcore_params[i].queue_id;
 285                         else
 286                                 rte_exit(EXIT_FAILURE, "queue ids of the port %d must be"
 287                                                 " in sequence and must start with 0\n",
 288                                                 lcore_params[i].port_id);
 289                 }
 290         }
 291         return (uint8_t)(++queue);
 292 }
 293
 294 static int
 295 init_lcore_rx_queues(void)
 296 {
 297         uint16_t i, nb_rx_queue;
 298         uint8_t lcore;
 299
 300         for (i = 0; i < nb_lcore_params; ++i) {
 301                 lcore = lcore_params[i].lcore_id;
 302                 nb_rx_queue = lcore_conf[lcore].n_rx_queue;
 303                 if (nb_rx_queue >= MAX_RX_QUEUE_PER_LCORE) {
 304                         printf("error: too many queues (%u) for lcore: %u\n",
 305                                 (unsigned)nb_rx_queue + 1, (unsigned)lcore);
 306                         return -1;
 307                 } else {
 308                         lcore_conf[lcore].rx_queue_list[nb_rx_queue].port_id =
 309                                 lcore_params[i].port_id;
 310                         lcore_conf[lcore].rx_queue_list[nb_rx_queue].queue_id =
 311                                 lcore_params[i].queue_id;
 312                         lcore_conf[lcore].n_rx_queue++;
 313                 }
 314         }
 315         return 0;
 316 }
 317
 318 /* display usage */
 319 static void
 320 print_usage(const char *prgname)
 321 {
 322         fprintf(stderr, "%s [EAL options] --"
 323                 " -p PORTMASK"
 324                 " [-P]"
 325                 " [--lookup]"
 326                 " --config (port,queue,lcore)[,(port,queue,lcore)]"
 327                 " [--eth-dest=X,MM:MM:MM:MM:MM:MM]"
 328                 " [--enable-jumbo [--max-pkt-len PKTLEN]]"
 329                 " [--no-numa]"
 330                 " [--hash-entry-num]"
 331                 " [--ipv6]"
 332                 " [--parse-ptype]"
 333                 " [--per-port-pool]"
 334                 " [--mode]"
 335                 " [--eventq-sched]"
 336                 " [-E]"
 337                 " [-L]\n\n"
 338
 339                 "  -p PORTMASK: Hexadecimal bitmask of ports to configure\n"
 340                 "  -P : Enable promiscuous mode\n"
 341                 "  --lookup: Select the lookup method\n"
 342                 "            Default: lpm\n"
 343                 "            Accepted: em (Exact Match), lpm (Longest Prefix Match), fib (Forwarding Information Base)\n"
 344                 "  --config (port,queue,lcore): Rx queue configuration\n"
 345                 "  --eth-dest=X,MM:MM:MM:MM:MM:MM: Ethernet destination for port X\n"
 346                 "  --enable-jumbo: Enable jumbo frames\n"
 347                 "  --max-pkt-len: Under the premise of enabling jumbo,\n"
 348                 "                 maximum packet length in decimal (64-9600)\n"
 349                 "  --no-numa: Disable numa awareness\n"
 350                 "  --hash-entry-num: Specify the hash entry number in hexadecimal to be setup\n"
 351                 "  --ipv6: Set if running ipv6 packets\n"
 352                 "  --parse-ptype: Set to use software to analyze packet type\n"
 353                 "  --per-port-pool: Use separate buffer pool per port\n"
 354                 "  --mode: Packet transfer mode for I/O, poll or eventdev\n"
 355                 "          Default mode = poll\n"
 356                 "  --eventq-sched: Event queue synchronization method\n"
 357                 "                  ordered, atomic or parallel.\n"
 358                 "                  Default: atomic\n"
 359                 "                  Valid only if --mode=eventdev\n"
 360                 "  --event-eth-rxqs: Number of ethernet RX queues per device.\n"
 361                 "                    Default: 1\n"
 362                 "                    Valid only if --mode=eventdev\n"
 363                 "  -E : Enable exact match, legacy flag please use --lookup=em instead\n"
 364                 "  -L : Enable longest prefix match, legacy flag please use --lookup=lpm instead\n\n",
 365                 prgname);
 366 }
 367
 368 static int
 369 parse_max_pkt_len(const char *pktlen)
 370 {
 371         char *end = NULL;
 372         unsigned long len;
 373
 374         /* parse decimal string */
 375         len = strtoul(pktlen, &end, 10);
 376         if ((pktlen[0] == '\0') || (end == NULL) || (*end != '\0'))
 377                 return -1;
 378
 379         if (len == 0)
 380                 return -1;
 381
 382         return len;
 383 }
 384
 385 static int
 386 parse_portmask(const char *portmask)
 387 {
 388         char *end = NULL;
 389         unsigned long pm;
 390
 391         /* parse hexadecimal string */
 392         pm = strtoul(portmask, &end, 16);
 393         if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
 394                 return 0;
 395
 396         return pm;
 397 }
 398
 399 static int
 400 parse_hash_entry_number(const char *hash_entry_num)
 401 {
 402         char *end = NULL;
 403         unsigned long hash_en;
 404         /* parse hexadecimal string */
 405         hash_en = strtoul(hash_entry_num, &end, 16);
 406         if ((hash_entry_num[0] == '\0') || (end == NULL) || (*end != '\0'))
 407                 return -1;
 408
 409         if (hash_en == 0)
 410                 return -1;
 411
 412         return hash_en;
 413 }
 414
 415 static int
 416 parse_config(const char *q_arg)
 417 {
 418         char s[256];
 419         const char *p, *p0 = q_arg;
 420         char *end;
 421         enum fieldnames {
 422                 FLD_PORT = 0,
 423                 FLD_QUEUE,
 424                 FLD_LCORE,
 425                 _NUM_FLD
 426         };
 427         unsigned long int_fld[_NUM_FLD];
 428         char *str_fld[_NUM_FLD];
 429         int i;
 430         unsigned size;
 431
 432         nb_lcore_params = 0;
 433
 434         while ((p = strchr(p0,'(')) != NULL) {
 435                 ++p;
 436                 if((p0 = strchr(p,')')) == NULL)
 437                         return -1;
 438
 439                 size = p0 - p;
 440                 if(size >= sizeof(s))
 441                         return -1;
 442
 443                 snprintf(s, sizeof(s), "%.*s", size, p);
 444                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
 445                         return -1;
 446                 for (i = 0; i < _NUM_FLD; i++){
 447                         errno = 0;
 448                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 449                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 450                                 return -1;
 451                 }
 452                 if (nb_lcore_params >= MAX_LCORE_PARAMS) {
 453                         printf("exceeded max number of lcore params: %hu\n",
 454                                 nb_lcore_params);
 455                         return -1;
 456                 }
 457                 lcore_params_array[nb_lcore_params].port_id =
 458                         (uint8_t)int_fld[FLD_PORT];
 459                 lcore_params_array[nb_lcore_params].queue_id =
 460                         (uint8_t)int_fld[FLD_QUEUE];
 461                 lcore_params_array[nb_lcore_params].lcore_id =
 462                         (uint8_t)int_fld[FLD_LCORE];
 463                 ++nb_lcore_params;
 464         }
 465         lcore_params = lcore_params_array;
 466         return 0;
 467 }
 468
 469 static void
 470 parse_eth_dest(const char *optarg)
 471 {
 472         uint16_t portid;
 473         char *port_end;
 474         uint8_t c, *dest, peer_addr[6];
 475
 476         errno = 0;
 477         portid = strtoul(optarg, &port_end, 10);
 478         if (errno != 0 || port_end == optarg || *port_end++ != ',')
 479                 rte_exit(EXIT_FAILURE,
 480                 "Invalid eth-dest: %s", optarg);
 481         if (portid >= RTE_MAX_ETHPORTS)
 482                 rte_exit(EXIT_FAILURE,
 483                 "eth-dest: port %d >= RTE_MAX_ETHPORTS(%d)\n",
 484                 portid, RTE_MAX_ETHPORTS);
 485
 486         if (cmdline_parse_etheraddr(NULL, port_end,
 487                 &peer_addr, sizeof(peer_addr)) < 0)
 488                 rte_exit(EXIT_FAILURE,
 489                 "Invalid ethernet address: %s\n",
 490                 port_end);
 491         dest = (uint8_t *)&dest_eth_addr[portid];
 492         for (c = 0; c < 6; c++)
 493                 dest[c] = peer_addr[c];
 494         *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid];
 495 }
 496
 497 static void
 498 parse_mode(const char *optarg)
 499 {
 500         struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
 501
 502         if (!strcmp(optarg, "poll"))
 503                 evt_rsrc->enabled = false;
 504         else if (!strcmp(optarg, "eventdev"))
 505                 evt_rsrc->enabled = true;
 506 }
 507
 508 static void
 509 parse_eventq_sched(const char *optarg)
 510 {
 511         struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
 512
 513         if (!strcmp(optarg, "ordered"))
 514                 evt_rsrc->sched_type = RTE_SCHED_TYPE_ORDERED;
 515         if (!strcmp(optarg, "atomic"))
 516                 evt_rsrc->sched_type = RTE_SCHED_TYPE_ATOMIC;
 517         if (!strcmp(optarg, "parallel"))
 518                 evt_rsrc->sched_type = RTE_SCHED_TYPE_PARALLEL;
 519 }
 520
 521 static void
 522 parse_event_eth_rx_queues(const char *eth_rx_queues)
 523 {
 524         struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
 525         char *end = NULL;
 526         uint8_t num_eth_rx_queues;
 527
 528         /* parse decimal string */
 529         num_eth_rx_queues = strtoul(eth_rx_queues, &end, 10);
 530         if ((eth_rx_queues[0] == '\0') || (end == NULL) || (*end != '\0'))
 531                 return;
 532
 533         if (num_eth_rx_queues == 0)
 534                 return;
 535
 536         evt_rsrc->eth_rx_queues = num_eth_rx_queues;
 537 }
 538
 539 static int
 540 parse_lookup(const char *optarg)
 541 {
 542         if (!strcmp(optarg, "em"))
 543                 lookup_mode = L3FWD_LOOKUP_EM;
 544         else if (!strcmp(optarg, "lpm"))
 545                 lookup_mode = L3FWD_LOOKUP_LPM;
 546         else if (!strcmp(optarg, "fib"))
 547                 lookup_mode = L3FWD_LOOKUP_FIB;
 548         else {
 549                 fprintf(stderr, "Invalid lookup option! Accepted options: em, lpm, fib\n");
 550                 return -1;
 551         }
 552         return 0;
 553 }
 554
 555 #define MAX_JUMBO_PKT_LEN  9600
 556
 557 static const char short_options[] =
 558         "p:"  /* portmask */
 559         "P"   /* promiscuous */
 560         "L"   /* legacy enable long prefix match */
 561         "E"   /* legacy enable exact match */
 562         ;
 563
 564 #define CMD_LINE_OPT_CONFIG "config"
 565 #define CMD_LINE_OPT_ETH_DEST "eth-dest"
 566 #define CMD_LINE_OPT_NO_NUMA "no-numa"
 567 #define CMD_LINE_OPT_IPV6 "ipv6"
 568 #define CMD_LINE_OPT_ENABLE_JUMBO "enable-jumbo"
 569 #define CMD_LINE_OPT_HASH_ENTRY_NUM "hash-entry-num"
 570 #define CMD_LINE_OPT_PARSE_PTYPE "parse-ptype"
 571 #define CMD_LINE_OPT_PER_PORT_POOL "per-port-pool"
 572 #define CMD_LINE_OPT_MODE "mode"
 573 #define CMD_LINE_OPT_EVENTQ_SYNC "eventq-sched"
 574 #define CMD_LINE_OPT_EVENT_ETH_RX_QUEUES "event-eth-rxqs"
 575 #define CMD_LINE_OPT_LOOKUP "lookup"
 576 enum {
 577         /* long options mapped to a short option */
 578
 579         /* first long only option value must be >= 256, so that we won't
 580          * conflict with short options */
 581         CMD_LINE_OPT_MIN_NUM = 256,
 582         CMD_LINE_OPT_CONFIG_NUM,
 583         CMD_LINE_OPT_ETH_DEST_NUM,
 584         CMD_LINE_OPT_NO_NUMA_NUM,
 585         CMD_LINE_OPT_IPV6_NUM,
 586         CMD_LINE_OPT_ENABLE_JUMBO_NUM,
 587         CMD_LINE_OPT_HASH_ENTRY_NUM_NUM,
 588         CMD_LINE_OPT_PARSE_PTYPE_NUM,
 589         CMD_LINE_OPT_PARSE_PER_PORT_POOL,
 590         CMD_LINE_OPT_MODE_NUM,
 591         CMD_LINE_OPT_EVENTQ_SYNC_NUM,
 592         CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM,
 593         CMD_LINE_OPT_LOOKUP_NUM,
 594 };
 595
 596 static const struct option lgopts[] = {
 597         {CMD_LINE_OPT_CONFIG, 1, 0, CMD_LINE_OPT_CONFIG_NUM},
 598         {CMD_LINE_OPT_ETH_DEST, 1, 0, CMD_LINE_OPT_ETH_DEST_NUM},
 599         {CMD_LINE_OPT_NO_NUMA, 0, 0, CMD_LINE_OPT_NO_NUMA_NUM},
 600         {CMD_LINE_OPT_IPV6, 0, 0, CMD_LINE_OPT_IPV6_NUM},
 601         {CMD_LINE_OPT_ENABLE_JUMBO, 0, 0, CMD_LINE_OPT_ENABLE_JUMBO_NUM},
 602         {CMD_LINE_OPT_HASH_ENTRY_NUM, 1, 0, CMD_LINE_OPT_HASH_ENTRY_NUM_NUM},
 603         {CMD_LINE_OPT_PARSE_PTYPE, 0, 0, CMD_LINE_OPT_PARSE_PTYPE_NUM},
 604         {CMD_LINE_OPT_PER_PORT_POOL, 0, 0, CMD_LINE_OPT_PARSE_PER_PORT_POOL},
 605         {CMD_LINE_OPT_MODE, 1, 0, CMD_LINE_OPT_MODE_NUM},
 606         {CMD_LINE_OPT_EVENTQ_SYNC, 1, 0, CMD_LINE_OPT_EVENTQ_SYNC_NUM},
 607         {CMD_LINE_OPT_EVENT_ETH_RX_QUEUES, 1, 0,
 608                                         CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM},
 609         {CMD_LINE_OPT_LOOKUP, 1, 0, CMD_LINE_OPT_LOOKUP_NUM},
 610         {NULL, 0, 0, 0}
 611 };
 612
 613 /*
 614  * This expression is used to calculate the number of mbufs needed
 615  * depending on user input, taking  into account memory for rx and
 616  * tx hardware rings, cache per lcore and mtable per port per lcore.
 617  * RTE_MAX is used to ensure that NB_MBUF never goes below a minimum
 618  * value of 8192
 619  */
 620 #define NB_MBUF(nports) RTE_MAX(        \
 621         (nports*nb_rx_queue*nb_rxd +            \
 622         nports*nb_lcores*MAX_PKT_BURST +        \
 623         nports*n_tx_queue*nb_txd +              \
 624         nb_lcores*MEMPOOL_CACHE_SIZE),          \
 625         (unsigned)8192)
 626
 627 /* Parse the argument given in the command line of the application */
 628 static int
 629 parse_args(int argc, char **argv)
 630 {
 631         int opt, ret;
 632         char **argvopt;
 633         int option_index;
 634         char *prgname = argv[0];
 635         uint8_t lcore_params = 0;
 636         uint8_t eventq_sched = 0;
 637         uint8_t eth_rx_q = 0;
 638         struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
 639
 640         argvopt = argv;
 641
 642         /* Error or normal output strings. */
 643         while ((opt = getopt_long(argc, argvopt, short_options,
 644                                 lgopts, &option_index)) != EOF) {
 645
 646                 switch (opt) {
 647                 /* portmask */
 648                 case 'p':
 649                         enabled_port_mask = parse_portmask(optarg);
 650                         if (enabled_port_mask == 0) {
 651                                 fprintf(stderr, "Invalid portmask\n");
 652                                 print_usage(prgname);
 653                                 return -1;
 654                         }
 655                         break;
 656
 657                 case 'P':
 658                         promiscuous_on = 1;
 659                         break;
 660
 661                 case 'E':
 662                         if (lookup_mode != L3FWD_LOOKUP_DEFAULT) {
 663                                 fprintf(stderr, "Only one lookup mode is allowed at a time!\n");
 664                                 return -1;
 665                         }
 666                         lookup_mode = L3FWD_LOOKUP_EM;
 667                         break;
 668
 669                 case 'L':
 670                         if (lookup_mode != L3FWD_LOOKUP_DEFAULT) {
 671                                 fprintf(stderr, "Only one lookup mode is allowed at a time!\n");
 672                                 return -1;
 673                         }
 674                         lookup_mode = L3FWD_LOOKUP_LPM;
 675                         break;
 676
 677                 /* long options */
 678                 case CMD_LINE_OPT_CONFIG_NUM:
 679                         ret = parse_config(optarg);
 680                         if (ret) {
 681                                 fprintf(stderr, "Invalid config\n");
 682                                 print_usage(prgname);
 683                                 return -1;
 684                         }
 685                         lcore_params = 1;
 686                         break;
 687
 688                 case CMD_LINE_OPT_ETH_DEST_NUM:
 689                         parse_eth_dest(optarg);
 690                         break;
 691
 692                 case CMD_LINE_OPT_NO_NUMA_NUM:
 693                         numa_on = 0;
 694                         break;
 695
 696                 case CMD_LINE_OPT_IPV6_NUM:
 697                         ipv6 = 1;
 698                         break;
 699
 700                 case CMD_LINE_OPT_ENABLE_JUMBO_NUM: {
 701                         const struct option lenopts = {
 702                                 "max-pkt-len", required_argument, 0, 0
 703                         };
 704
 705                         port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
 706                         port_conf.txmode.offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
 707
 708                         /*
 709                          * if no max-pkt-len set, use the default
 710                          * value RTE_ETHER_MAX_LEN.
 711                          */
 712                         if (getopt_long(argc, argvopt, "",
 713                                         &lenopts, &option_index) == 0) {
 714                                 ret = parse_max_pkt_len(optarg);
 715                                 if (ret < 64 || ret > MAX_JUMBO_PKT_LEN) {
 716                                         fprintf(stderr,
 717                                                 "invalid maximum packet length\n");
 718                                         print_usage(prgname);
 719                                         return -1;
 720                                 }
 721                                 port_conf.rxmode.max_rx_pkt_len = ret;
 722                         }
 723                         break;
 724                 }
 725
 726                 case CMD_LINE_OPT_HASH_ENTRY_NUM_NUM:
 727                         ret = parse_hash_entry_number(optarg);
 728                         if ((ret > 0) && (ret <= L3FWD_HASH_ENTRIES)) {
 729                                 hash_entry_number = ret;
 730                         } else {
 731                                 fprintf(stderr, "invalid hash entry number\n");
 732                                 print_usage(prgname);
 733                                 return -1;
 734                         }
 735                         break;
 736
 737                 case CMD_LINE_OPT_PARSE_PTYPE_NUM:
 738                         printf("soft parse-ptype is enabled\n");
 739                         parse_ptype = 1;
 740                         break;
 741
 742                 case CMD_LINE_OPT_PARSE_PER_PORT_POOL:
 743                         printf("per port buffer pool is enabled\n");
 744                         per_port_pool = 1;
 745                         break;
 746
 747                 case CMD_LINE_OPT_MODE_NUM:
 748                         parse_mode(optarg);
 749                         break;
 750
 751                 case CMD_LINE_OPT_EVENTQ_SYNC_NUM:
 752                         parse_eventq_sched(optarg);
 753                         eventq_sched = 1;
 754                         break;
 755
 756                 case CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM:
 757                         parse_event_eth_rx_queues(optarg);
 758                         eth_rx_q = 1;
 759                         break;
 760
 761                 case CMD_LINE_OPT_LOOKUP_NUM:
 762                         if (lookup_mode != L3FWD_LOOKUP_DEFAULT) {
 763                                 fprintf(stderr, "Only one lookup mode is allowed at a time!\n");
 764                                 return -1;
 765                         }
 766                         ret = parse_lookup(optarg);
 767                         /*
 768                          * If parse_lookup was passed an invalid lookup type
 769                          * then return -1. Error log included within
 770                          * parse_lookup for simplicity.
 771                          */
 772                         if (ret)
 773                                 return -1;
 774                         break;
 775
 776                 default:
 777                         print_usage(prgname);
 778                         return -1;
 779                 }
 780         }
 781
 782         if (evt_rsrc->enabled && lcore_params) {
 783                 fprintf(stderr, "lcore config is not valid when event mode is selected\n");
 784                 return -1;
 785         }
 786
 787         if (!evt_rsrc->enabled && eth_rx_q) {
 788                 fprintf(stderr, "eth_rx_queues is valid only when event mode is selected\n");
 789                 return -1;
 790         }
 791
 792         if (!evt_rsrc->enabled && eventq_sched) {
 793                 fprintf(stderr, "eventq_sched is valid only when event mode is selected\n");
 794                 return -1;
 795         }
 796
 797         /*
 798          * Nothing is selected, pick longest-prefix match
 799          * as default match.
 800          */
 801         if (lookup_mode == L3FWD_LOOKUP_DEFAULT) {
 802                 fprintf(stderr, "Neither LPM, EM, or FIB selected, defaulting to LPM\n");
 803                 lookup_mode = L3FWD_LOOKUP_LPM;
 804         }
 805
 806         /*
 807          * ipv6 and hash flags are valid only for
 808          * exact match, reset them to default for
 809          * longest-prefix match.
 810          */
 811         if (lookup_mode == L3FWD_LOOKUP_LPM) {
 812                 ipv6 = 0;
 813                 hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT;
 814         }
 815
 816         if (optind >= 0)
 817                 argv[optind-1] = prgname;
 818
 819         ret = optind-1;
 820         optind = 1; /* reset getopt lib */
 821         return ret;
 822 }
 823
 824 static void
 825 print_ethaddr(const char *name, const struct rte_ether_addr *eth_addr)
 826 {
 827         char buf[RTE_ETHER_ADDR_FMT_SIZE];
 828         rte_ether_format_addr(buf, RTE_ETHER_ADDR_FMT_SIZE, eth_addr);
 829         printf("%s%s", name, buf);
 830 }
 831
 832 int
 833 init_mem(uint16_t portid, unsigned int nb_mbuf)
 834 {
 835         struct lcore_conf *qconf;
 836         int socketid;
 837         unsigned lcore_id;
 838         char s[64];
 839
 840         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
 841                 if (rte_lcore_is_enabled(lcore_id) == 0)
 842                         continue;
 843
 844                 if (numa_on)
 845                         socketid = rte_lcore_to_socket_id(lcore_id);
 846                 else
 847                         socketid = 0;
 848
 849                 if (socketid >= NB_SOCKETS) {
 850                         rte_exit(EXIT_FAILURE,
 851                                 "Socket %d of lcore %u is out of range %d\n",
 852                                 socketid, lcore_id, NB_SOCKETS);
 853                 }
 854
 855                 if (pktmbuf_pool[portid][socketid] == NULL) {
 856                         snprintf(s, sizeof(s), "mbuf_pool_%d:%d",
 857                                  portid, socketid);
 858                         pktmbuf_pool[portid][socketid] =
 859                                 rte_pktmbuf_pool_create(s, nb_mbuf,
 860                                         MEMPOOL_CACHE_SIZE, 0,
 861                                         RTE_MBUF_DEFAULT_BUF_SIZE, socketid);
 862                         if (pktmbuf_pool[portid][socketid] == NULL)
 863                                 rte_exit(EXIT_FAILURE,
 864                                         "Cannot init mbuf pool on socket %d\n",
 865                                         socketid);
 866                         else
 867                                 printf("Allocated mbuf pool on socket %d\n",
 868                                         socketid);
 869
 870                         /* Setup LPM, EM(f.e Hash) or FIB. But, only once per
 871                          * available socket.
 872                          */
 873                         if (!lkp_per_socket[socketid]) {
 874                                 l3fwd_lkp.setup(socketid);
 875                                 lkp_per_socket[socketid] = 1;
 876                         }
 877                 }
 878                 qconf = &lcore_conf[lcore_id];
 879                 qconf->ipv4_lookup_struct =
 880                         l3fwd_lkp.get_ipv4_lookup_struct(socketid);
 881                 qconf->ipv6_lookup_struct =
 882                         l3fwd_lkp.get_ipv6_lookup_struct(socketid);
 883         }
 884         return 0;
 885 }
 886
 887 /* Check the link status of all ports in up to 9s, and print them finally */
 888 static void
 889 check_all_ports_link_status(uint32_t port_mask)
 890 {
 891 #define CHECK_INTERVAL 100 /* 100ms */
 892 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
 893         uint16_t portid;
 894         uint8_t count, all_ports_up, print_flag = 0;
 895         struct rte_eth_link link;
 896         int ret;
 897         char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
 898
 899         printf("\nChecking link status");
 900         fflush(stdout);
 901         for (count = 0; count <= MAX_CHECK_TIME; count++) {
 902                 if (force_quit)
 903                         return;
 904                 all_ports_up = 1;
 905                 RTE_ETH_FOREACH_DEV(portid) {
 906                         if (force_quit)
 907                                 return;
 908                         if ((port_mask & (1 << portid)) == 0)
 909                                 continue;
 910                         memset(&link, 0, sizeof(link));
 911                         ret = rte_eth_link_get_nowait(portid, &link);
 912                         if (ret < 0) {
 913                                 all_ports_up = 0;
 914                                 if (print_flag == 1)
 915                                         printf("Port %u link get failed: %s\n",
 916                                                 portid, rte_strerror(-ret));
 917                                 continue;
 918                         }
 919                         /* print link status if flag set */
 920                         if (print_flag == 1) {
 921                                 rte_eth_link_to_str(link_status_text,
 922                                         sizeof(link_status_text), &link);
 923                                 printf("Port %d %s\n", portid,
 924                                        link_status_text);
 925                                 continue;
 926                         }
 927                         /* clear all_ports_up flag if any link down */
 928                         if (link.link_status == ETH_LINK_DOWN) {
 929                                 all_ports_up = 0;
 930                                 break;
 931                         }
 932                 }
 933                 /* after finally printing all link status, get out */
 934                 if (print_flag == 1)
 935                         break;
 936
 937                 if (all_ports_up == 0) {
 938                         printf(".");
 939                         fflush(stdout);
 940                         rte_delay_ms(CHECK_INTERVAL);
 941                 }
 942
 943                 /* set the print_flag if all ports up or timeout */
 944                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
 945                         print_flag = 1;
 946                         printf("done\n");
 947                 }
 948         }
 949 }
 950
 951 static void
 952 signal_handler(int signum)
 953 {
 954         if (signum == SIGINT || signum == SIGTERM) {
 955                 printf("\n\nSignal %d received, preparing to exit...\n",
 956                                 signum);
 957                 force_quit = true;
 958         }
 959 }
 960
 961 static int
 962 prepare_ptype_parser(uint16_t portid, uint16_t queueid)
 963 {
 964         if (parse_ptype) {
 965                 printf("Port %d: softly parse packet type info\n", portid);
 966                 if (rte_eth_add_rx_callback(portid, queueid,
 967                                             l3fwd_lkp.cb_parse_ptype,
 968                                             NULL))
 969                         return 1;
 970
 971                 printf("Failed to add rx callback: port=%d\n", portid);
 972                 return 0;
 973         }
 974
 975         if (l3fwd_lkp.check_ptype(portid))
 976                 return 1;
 977
 978         printf("port %d cannot parse packet type, please add --%s\n",
 979                portid, CMD_LINE_OPT_PARSE_PTYPE);
 980         return 0;
 981 }
 982
 983 static void
 984 l3fwd_poll_resource_setup(void)
 985 {
 986         uint8_t nb_rx_queue, queue, socketid;
 987         struct rte_eth_dev_info dev_info;
 988         uint32_t n_tx_queue, nb_lcores;
 989         struct rte_eth_txconf *txconf;
 990         struct lcore_conf *qconf;
 991         uint16_t queueid, portid;
 992         unsigned int nb_ports;
 993         unsigned int lcore_id;
 994         int ret;
 995
 996         if (check_lcore_params() < 0)
 997                 rte_exit(EXIT_FAILURE, "check_lcore_params failed\n");
 998
 999         ret = init_lcore_rx_queues();
1000         if (ret < 0)
1001                 rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n");
1002
1003         nb_ports = rte_eth_dev_count_avail();
1004
1005         if (check_port_config() < 0)
1006                 rte_exit(EXIT_FAILURE, "check_port_config failed\n");
1007
1008         nb_lcores = rte_lcore_count();
1009
1010         /* initialize all ports */
1011         RTE_ETH_FOREACH_DEV(portid) {
1012                 struct rte_eth_conf local_port_conf = port_conf;
1013
1014                 /* skip ports that are not enabled */
1015                 if ((enabled_port_mask & (1 << portid)) == 0) {
1016                         printf("\nSkipping disabled port %d\n", portid);
1017                         continue;
1018                 }
1019
1020                 /* init port */
1021                 printf("Initializing port %d ... ", portid );
1022                 fflush(stdout);
1023
1024                 nb_rx_queue = get_port_n_rx_queues(portid);
1025                 n_tx_queue = nb_lcores;
1026                 if (n_tx_queue > MAX_TX_QUEUE_PER_PORT)
1027                         n_tx_queue = MAX_TX_QUEUE_PER_PORT;
1028                 printf("Creating queues: nb_rxq=%d nb_txq=%u... ",
1029                         nb_rx_queue, (unsigned)n_tx_queue );
1030
1031                 ret = rte_eth_dev_info_get(portid, &dev_info);
1032                 if (ret != 0)
1033                         rte_exit(EXIT_FAILURE,
1034                                 "Error during getting device (port %u) info: %s\n",
1035                                 portid, strerror(-ret));
1036
1037                 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
1038                         local_port_conf.txmode.offloads |=
1039                                 DEV_TX_OFFLOAD_MBUF_FAST_FREE;
1040
1041                 local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
1042                         dev_info.flow_type_rss_offloads;
1043
1044                 if (dev_info.max_rx_queues == 1)
1045                         local_port_conf.rxmode.mq_mode = ETH_MQ_RX_NONE;
1046
1047                 if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
1048                                 port_conf.rx_adv_conf.rss_conf.rss_hf) {
1049                         printf("Port %u modified RSS hash function based on hardware support,"
1050                                 "requested:%#"PRIx64" configured:%#"PRIx64"\n",
1051                                 portid,
1052                                 port_conf.rx_adv_conf.rss_conf.rss_hf,
1053                                 local_port_conf.rx_adv_conf.rss_conf.rss_hf);
1054                 }
1055
1056                 ret = rte_eth_dev_configure(portid, nb_rx_queue,
1057                                         (uint16_t)n_tx_queue, &local_port_conf);
1058                 if (ret < 0)
1059                         rte_exit(EXIT_FAILURE,
1060                                 "Cannot configure device: err=%d, port=%d\n",
1061                                 ret, portid);
1062
1063                 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
1064                                                        &nb_txd);
1065                 if (ret < 0)
1066                         rte_exit(EXIT_FAILURE,
1067                                  "Cannot adjust number of descriptors: err=%d, "
1068                                  "port=%d\n", ret, portid);
1069
1070                 ret = rte_eth_macaddr_get(portid, &ports_eth_addr[portid]);
1071                 if (ret < 0)
1072                         rte_exit(EXIT_FAILURE,
1073                                  "Cannot get MAC address: err=%d, port=%d\n",
1074                                  ret, portid);
1075
1076                 print_ethaddr(" Address:", &ports_eth_addr[portid]);
1077                 printf(", ");
1078                 print_ethaddr("Destination:",
1079                         (const struct rte_ether_addr *)&dest_eth_addr[portid]);
1080                 printf(", ");
1081
1082                 /*
1083                  * prepare src MACs for each port.
1084                  */
1085                 rte_ether_addr_copy(&ports_eth_addr[portid],
1086                         (struct rte_ether_addr *)(val_eth + portid) + 1);
1087
1088                 /* init memory */
1089                 if (!per_port_pool) {
1090                         /* portid = 0; this is *not* signifying the first port,
1091                          * rather, it signifies that portid is ignored.
1092                          */
1093                         ret = init_mem(0, NB_MBUF(nb_ports));
1094                 } else {
1095                         ret = init_mem(portid, NB_MBUF(1));
1096                 }
1097                 if (ret < 0)
1098                         rte_exit(EXIT_FAILURE, "init_mem failed\n");
1099
1100                 /* init one TX queue per couple (lcore,port) */
1101                 queueid = 0;
1102                 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
1103                         if (rte_lcore_is_enabled(lcore_id) == 0)
1104                                 continue;
1105
1106                         if (numa_on)
1107                                 socketid =
1108                                 (uint8_t)rte_lcore_to_socket_id(lcore_id);
1109                         else
1110                                 socketid = 0;
1111
1112                         printf("txq=%u,%d,%d ", lcore_id, queueid, socketid);
1113                         fflush(stdout);
1114
1115                         txconf = &dev_info.default_txconf;
1116                         txconf->offloads = local_port_conf.txmode.offloads;
1117                         ret = rte_eth_tx_queue_setup(portid, queueid, nb_txd,
1118                                                      socketid, txconf);
1119                         if (ret < 0)
1120                                 rte_exit(EXIT_FAILURE,
1121                                         "rte_eth_tx_queue_setup: err=%d, "
1122                                         "port=%d\n", ret, portid);
1123
1124                         qconf = &lcore_conf[lcore_id];
1125                         qconf->tx_queue_id[portid] = queueid;
1126                         queueid++;
1127
1128                         qconf->tx_port_id[qconf->n_tx_port] = portid;
1129                         qconf->n_tx_port++;
1130                 }
1131                 printf("\n");
1132         }
1133
1134         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
1135                 if (rte_lcore_is_enabled(lcore_id) == 0)
1136                         continue;
1137                 qconf = &lcore_conf[lcore_id];
1138                 printf("\nInitializing rx queues on lcore %u ... ", lcore_id );
1139                 fflush(stdout);
1140                 /* init RX queues */
1141                 for(queue = 0; queue < qconf->n_rx_queue; ++queue) {
1142                         struct rte_eth_rxconf rxq_conf;
1143
1144                         portid = qconf->rx_queue_list[queue].port_id;
1145                         queueid = qconf->rx_queue_list[queue].queue_id;
1146
1147                         if (numa_on)
1148                                 socketid =
1149                                 (uint8_t)rte_lcore_to_socket_id(lcore_id);
1150                         else
1151                                 socketid = 0;
1152
1153                         printf("rxq=%d,%d,%d ", portid, queueid, socketid);
1154                         fflush(stdout);
1155
1156                         ret = rte_eth_dev_info_get(portid, &dev_info);
1157                         if (ret != 0)
1158                                 rte_exit(EXIT_FAILURE,
1159                                         "Error during getting device (port %u) info: %s\n",
1160                                         portid, strerror(-ret));
1161
1162                         rxq_conf = dev_info.default_rxconf;
1163                         rxq_conf.offloads = port_conf.rxmode.offloads;
1164                         if (!per_port_pool)
1165                                 ret = rte_eth_rx_queue_setup(portid, queueid,
1166                                                 nb_rxd, socketid,
1167                                                 &rxq_conf,
1168                                                 pktmbuf_pool[0][socketid]);
1169                         else
1170                                 ret = rte_eth_rx_queue_setup(portid, queueid,
1171                                                 nb_rxd, socketid,
1172                                                 &rxq_conf,
1173                                                 pktmbuf_pool[portid][socketid]);
1174                         if (ret < 0)
1175                                 rte_exit(EXIT_FAILURE,
1176                                 "rte_eth_rx_queue_setup: err=%d, port=%d\n",
1177                                 ret, portid);
1178                 }
1179         }
1180 }
1181
1182 static inline int
1183 l3fwd_service_enable(uint32_t service_id)
1184 {
1185         uint8_t min_service_count = UINT8_MAX;
1186         uint32_t slcore_array[RTE_MAX_LCORE];
1187         unsigned int slcore = 0;
1188         uint8_t service_count;
1189         int32_t slcore_count;
1190
1191         if (!rte_service_lcore_count())
1192                 return -ENOENT;
1193
1194         slcore_count = rte_service_lcore_list(slcore_array, RTE_MAX_LCORE);
1195         if (slcore_count < 0)
1196                 return -ENOENT;
1197         /* Get the core which has least number of services running. */
1198         while (slcore_count--) {
1199                 /* Reset default mapping */
1200                 if (rte_service_map_lcore_set(service_id,
1201                                 slcore_array[slcore_count], 0) != 0)
1202                         return -ENOENT;
1203                 service_count = rte_service_lcore_count_services(
1204                                 slcore_array[slcore_count]);
1205                 if (service_count < min_service_count) {
1206                         slcore = slcore_array[slcore_count];
1207                         min_service_count = service_count;
1208                 }
1209         }
1210         if (rte_service_map_lcore_set(service_id, slcore, 1))
1211                 return -ENOENT;
1212         rte_service_lcore_start(slcore);
1213
1214         return 0;
1215 }
1216
1217 static void
1218 l3fwd_event_service_setup(void)
1219 {
1220         struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
1221         struct rte_event_dev_info evdev_info;
1222         uint32_t service_id, caps;
1223         int ret, i;
1224
1225         rte_event_dev_info_get(evt_rsrc->event_d_id, &evdev_info);
1226         if (!(evdev_info.event_dev_cap & RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED)) {
1227                 ret = rte_event_dev_service_id_get(evt_rsrc->event_d_id,
1228                                 &service_id);
1229                 if (ret != -ESRCH && ret != 0)
1230                         rte_exit(EXIT_FAILURE,
1231                                  "Error in starting eventdev service\n");
1232                 l3fwd_service_enable(service_id);
1233         }
1234
1235         for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++) {
1236                 ret = rte_event_eth_rx_adapter_caps_get(evt_rsrc->event_d_id,
1237                                 evt_rsrc->rx_adptr.rx_adptr[i], &caps);
1238                 if (ret < 0)
1239                         rte_exit(EXIT_FAILURE,
1240                                  "Failed to get Rx adapter[%d] caps\n",
1241                                  evt_rsrc->rx_adptr.rx_adptr[i]);
1242                 ret = rte_event_eth_rx_adapter_service_id_get(
1243                                 evt_rsrc->event_d_id,
1244                                 &service_id);
1245                 if (ret != -ESRCH && ret != 0)
1246                         rte_exit(EXIT_FAILURE,
1247                                  "Error in starting Rx adapter[%d] service\n",
1248                                  evt_rsrc->rx_adptr.rx_adptr[i]);
1249                 l3fwd_service_enable(service_id);
1250         }
1251
1252         for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++) {
1253                 ret = rte_event_eth_tx_adapter_caps_get(evt_rsrc->event_d_id,
1254                                 evt_rsrc->tx_adptr.tx_adptr[i], &caps);
1255                 if (ret < 0)
1256                         rte_exit(EXIT_FAILURE,
1257                                  "Failed to get Rx adapter[%d] caps\n",
1258                                  evt_rsrc->tx_adptr.tx_adptr[i]);
1259                 ret = rte_event_eth_tx_adapter_service_id_get(
1260                                 evt_rsrc->event_d_id,
1261                                 &service_id);
1262                 if (ret != -ESRCH && ret != 0)
1263                         rte_exit(EXIT_FAILURE,
1264                                  "Error in starting Rx adapter[%d] service\n",
1265                                  evt_rsrc->tx_adptr.tx_adptr[i]);
1266                 l3fwd_service_enable(service_id);
1267         }
1268 }
1269
1270 int
1271 main(int argc, char **argv)
1272 {
1273         struct l3fwd_event_resources *evt_rsrc;
1274         struct lcore_conf *qconf;
1275         uint16_t queueid, portid;
1276         unsigned int lcore_id;
1277         uint8_t queue;
1278         int i, ret;
1279
1280         /* init EAL */
1281         ret = rte_eal_init(argc, argv);
1282         if (ret < 0)
1283                 rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
1284         argc -= ret;
1285         argv += ret;
1286
1287         force_quit = false;
1288         signal(SIGINT, signal_handler);
1289         signal(SIGTERM, signal_handler);
1290
1291         /* pre-init dst MACs for all ports to 02:00:00:00:00:xx */
1292         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
1293                 dest_eth_addr[portid] =
1294                         RTE_ETHER_LOCAL_ADMIN_ADDR + ((uint64_t)portid << 40);
1295                 *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid];
1296         }
1297
1298         evt_rsrc = l3fwd_get_eventdev_rsrc();
1299         /* parse application arguments (after the EAL ones) */
1300         ret = parse_args(argc, argv);
1301         if (ret < 0)
1302                 rte_exit(EXIT_FAILURE, "Invalid L3FWD parameters\n");
1303
1304         /* Setup function pointers for lookup method. */
1305         setup_l3fwd_lookup_tables();
1306
1307         evt_rsrc->per_port_pool = per_port_pool;
1308         evt_rsrc->pkt_pool = pktmbuf_pool;
1309         evt_rsrc->port_mask = enabled_port_mask;
1310         /* Configure eventdev parameters if user has requested */
1311         if (evt_rsrc->enabled) {
1312                 l3fwd_event_resource_setup(&port_conf);
1313                 if (lookup_mode == L3FWD_LOOKUP_EM)
1314                         l3fwd_lkp.main_loop = evt_rsrc->ops.em_event_loop;
1315                 else if (lookup_mode == L3FWD_LOOKUP_FIB)
1316                         l3fwd_lkp.main_loop = evt_rsrc->ops.fib_event_loop;
1317                 else
1318                         l3fwd_lkp.main_loop = evt_rsrc->ops.lpm_event_loop;
1319                 l3fwd_event_service_setup();
1320         } else
1321                 l3fwd_poll_resource_setup();
1322
1323         /* start ports */
1324         RTE_ETH_FOREACH_DEV(portid) {
1325                 if ((enabled_port_mask & (1 << portid)) == 0) {
1326                         continue;
1327                 }
1328                 /* Start device */
1329                 ret = rte_eth_dev_start(portid);
1330                 if (ret < 0)
1331                         rte_exit(EXIT_FAILURE,
1332                                 "rte_eth_dev_start: err=%d, port=%d\n",
1333                                 ret, portid);
1334
1335                 /*
1336                  * If enabled, put device in promiscuous mode.
1337                  * This allows IO forwarding mode to forward packets
1338                  * to itself through 2 cross-connected  ports of the
1339                  * target machine.
1340                  */
1341                 if (promiscuous_on) {
1342                         ret = rte_eth_promiscuous_enable(portid);
1343                         if (ret != 0)
1344                                 rte_exit(EXIT_FAILURE,
1345                                         "rte_eth_promiscuous_enable: err=%s, port=%u\n",
1346                                         rte_strerror(-ret), portid);
1347                 }
1348         }
1349
1350         printf("\n");
1351
1352         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
1353                 if (rte_lcore_is_enabled(lcore_id) == 0)
1354                         continue;
1355                 qconf = &lcore_conf[lcore_id];
1356                 for (queue = 0; queue < qconf->n_rx_queue; ++queue) {
1357                         portid = qconf->rx_queue_list[queue].port_id;
1358                         queueid = qconf->rx_queue_list[queue].queue_id;
1359                         if (prepare_ptype_parser(portid, queueid) == 0)
1360                                 rte_exit(EXIT_FAILURE, "ptype check fails\n");
1361                 }
1362         }
1363
1364         check_all_ports_link_status(enabled_port_mask);
1365
1366         ret = 0;
1367         /* launch per-lcore init on every lcore */
1368         rte_eal_mp_remote_launch(l3fwd_lkp.main_loop, NULL, CALL_MAIN);
1369         if (evt_rsrc->enabled) {
1370                 for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++)
1371                         rte_event_eth_rx_adapter_stop(
1372                                         evt_rsrc->rx_adptr.rx_adptr[i]);
1373                 for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++)
1374                         rte_event_eth_tx_adapter_stop(
1375                                         evt_rsrc->tx_adptr.tx_adptr[i]);
1376
1377                 RTE_ETH_FOREACH_DEV(portid) {
1378                         if ((enabled_port_mask & (1 << portid)) == 0)
1379                                 continue;
1380                         ret = rte_eth_dev_stop(portid);
1381                         if (ret != 0)
1382                                 printf("rte_eth_dev_stop: err=%d, port=%u\n",
1383                                        ret, portid);
1384                 }
1385
1386                 rte_eal_mp_wait_lcore();
1387                 RTE_ETH_FOREACH_DEV(portid) {
1388                         if ((enabled_port_mask & (1 << portid)) == 0)
1389                                 continue;
1390                         rte_eth_dev_close(portid);
1391                 }
1392
1393                 rte_event_dev_stop(evt_rsrc->event_d_id);
1394                 rte_event_dev_close(evt_rsrc->event_d_id);
1395
1396         } else {
1397                 rte_eal_mp_wait_lcore();
1398
1399                 RTE_ETH_FOREACH_DEV(portid) {
1400                         if ((enabled_port_mask & (1 << portid)) == 0)
1401                                 continue;
1402                         printf("Closing port %d...", portid);
1403                         ret = rte_eth_dev_stop(portid);
1404                         if (ret != 0)
1405                                 printf("rte_eth_dev_stop: err=%d, port=%u\n",
1406                                        ret, portid);
1407                         rte_eth_dev_close(portid);
1408                         printf(" Done\n");
1409                 }
1410         }
1411
1412         /* clean up the EAL */
1413         rte_eal_cleanup();
1414
1415         printf("Bye...\n");
1416
1417         return ret;
1418 }