app/test-pmd/parameters.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2017 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <errno.h>
  35 #include <getopt.h>
  36 #include <stdarg.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <signal.h>
  40 #include <string.h>
  41 #include <time.h>
  42 #include <fcntl.h>
  43 #include <sys/types.h>
  44 #include <errno.h>
  45
  46 #include <sys/queue.h>
  47 #include <sys/stat.h>
  48
  49 #include <stdint.h>
  50 #include <unistd.h>
  51 #include <inttypes.h>
  52
  53 #include <rte_common.h>
  54 #include <rte_byteorder.h>
  55 #include <rte_log.h>
  56 #include <rte_debug.h>
  57 #include <rte_cycles.h>
  58 #include <rte_memory.h>
  59 #include <rte_memzone.h>
  60 #include <rte_launch.h>
  61 #include <rte_eal.h>
  62 #include <rte_per_lcore.h>
  63 #include <rte_lcore.h>
  64 #include <rte_atomic.h>
  65 #include <rte_branch_prediction.h>
  66 #include <rte_mempool.h>
  67 #include <rte_interrupts.h>
  68 #include <rte_pci.h>
  69 #include <rte_ether.h>
  70 #include <rte_ethdev.h>
  71 #include <rte_string_fns.h>
  72 #ifdef RTE_LIBRTE_CMDLINE
  73 #include <cmdline_parse.h>
  74 #include <cmdline_parse_etheraddr.h>
  75 #endif
  76 #ifdef RTE_LIBRTE_PMD_BOND
  77 #include <rte_eth_bond.h>
  78 #endif
  79 #include <rte_flow.h>
  80
  81 #include "testpmd.h"
  82
  83 static void
  84 usage(char* progname)
  85 {
  86         printf("usage: %s "
  87 #ifdef RTE_LIBRTE_CMDLINE
  88                "[--interactive|-i] "
  89                "[--cmdline-file=FILENAME] "
  90 #endif
  91                "[--help|-h] | [--auto-start|-a] | ["
  92                "--coremask=COREMASK --portmask=PORTMASK --numa "
  93                "--mbuf-size= | --total-num-mbufs= | "
  94                "--nb-cores= | --nb-ports= | "
  95 #ifdef RTE_LIBRTE_CMDLINE
  96                "--eth-peers-configfile= | "
  97                "--eth-peer=X,M:M:M:M:M:M | "
  98 #endif
  99                "--pkt-filter-mode= |"
 100                "--rss-ip | --rss-udp | "
 101                "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
 102                "--txpt= | --txht= | --txwt= | --txfreet= | "
 103                "--txrst= | --txqflags= ]\n",
 104                progname);
 105 #ifdef RTE_LIBRTE_CMDLINE
 106         printf("  --interactive: run in interactive mode.\n");
 107         printf("  --cmdline-file: execute cli commands before startup.\n");
 108 #endif
 109         printf("  --auto-start: start forwarding on init "
 110                "[always when non-interactive].\n");
 111         printf("  --help: display this message and quit.\n");
 112         printf("  --nb-cores=N: set the number of forwarding cores "
 113                "(1 <= N <= %d).\n", nb_lcores);
 114         printf("  --nb-ports=N: set the number of forwarding ports "
 115                "(1 <= N <= %d).\n", nb_ports);
 116         printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
 117                "the packet forwarding test. The master lcore is reserved for "
 118                "command line parsing only, and cannot be masked on for "
 119                "packet forwarding.\n");
 120         printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
 121                "by the packet forwarding test.\n");
 122         printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
 123                "RX memory buffers (mbufs).\n");
 124         printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
 125                "specify the socket on which the memory pool "
 126                "used by the port will be allocated.\n");
 127         printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
 128                "specify the socket on which the TX/RX rings for "
 129                "the port will be allocated "
 130                "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
 131         printf("  --socket-num=N: set socket from which all memory is allocated "
 132                "in NUMA mode.\n");
 133         printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
 134         printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
 135                "in mbuf pools.\n");
 136         printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
 137 #ifdef RTE_LIBRTE_CMDLINE
 138         printf("  --eth-peers-configfile=name: config file with ethernet addresses "
 139                "of peer ports.\n");
 140         printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
 141                "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
 142 #endif
 143         printf("  --pkt-filter-mode=N: set Flow Director mode "
 144                "(N: none (default mode) or signature or perfect).\n");
 145         printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
 146                "(N: none  or match (default) or always).\n");
 147         printf("  --pkt-filter-size=N: set Flow Director mode "
 148                "(N: 64K (default mode) or 128K or 256K).\n");
 149         printf("  --pkt-filter-drop-queue=N: set drop-queue. "
 150                "In perfect mode, when you add a rule with queue = -1 "
 151                "the packet will be enqueued into the rx drop-queue. "
 152                "If the drop-queue doesn't exist, the packet is dropped. "
 153                "By default drop-queue=127.\n");
 154 #ifdef RTE_LIBRTE_LATENCY_STATS
 155         printf("  --latencystats=N: enable latency and jitter statistcs "
 156                "monitoring on forwarding lcore id N.\n");
 157 #endif
 158         printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
 159         printf("  --enable-lro: enable large receive offload.\n");
 160         printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
 161         printf("  --disable-hw-vlan: disable hardware vlan.\n");
 162         printf("  --disable-hw-vlan-filter: disable hardware vlan filter.\n");
 163         printf("  --disable-hw-vlan-strip: disable hardware vlan strip.\n");
 164         printf("  --disable-hw-vlan-extend: disable hardware vlan extend.\n");
 165         printf("  --enable-drop-en: enable per queue packet drop.\n");
 166         printf("  --disable-rss: disable rss.\n");
 167         printf("  --port-topology=N: set port topology (N: paired (default) or "
 168                "chained).\n");
 169         printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
 170                list_pkt_forwarding_modes());
 171         printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
 172         printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
 173         printf("  --rxq=N: set the number of RX queues per port to N.\n");
 174         printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
 175         printf("  --txq=N: set the number of TX queues per port to N.\n");
 176         printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
 177         printf("  --burst=N: set the number of packets per burst to N.\n");
 178         printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
 179         printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
 180         printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
 181         printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
 182                "(0 <= N < value of rxd).\n");
 183         printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
 184         printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
 185         printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
 186         printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
 187         printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
 188                "(0 <= N <= value of txd).\n");
 189         printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
 190                "(0 <= N <= value of txd).\n");
 191         printf("  --txqflags=0xXXXXXXXX: hexadecimal bitmask of TX queue flags "
 192                "(0 <= N <= 0x7FFFFFFF).\n");
 193         printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
 194                "tx queues statistics counters mapping "
 195                "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
 196         printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
 197                "rx queues statistics counters mapping "
 198                "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
 199         printf("  --no-flush-rx: Don't flush RX streams before forwarding."
 200                " Used mainly with PCAP drivers.\n");
 201         printf("  --txpkts=X[,Y]*: set TX segment sizes"
 202                 " or total packet length.\n");
 203         printf("  --disable-link-check: disable check on link status when "
 204                "starting/stopping ports.\n");
 205         printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
 206         printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
 207         printf("  --bitrate-stats=N: set the logical core N to perform "
 208                 "bit-rate calculation.\n");
 209 }
 210
 211 #ifdef RTE_LIBRTE_CMDLINE
 212 static int
 213 init_peer_eth_addrs(char *config_filename)
 214 {
 215         FILE *config_file;
 216         portid_t i;
 217         char buf[50];
 218
 219         config_file = fopen(config_filename, "r");
 220         if (config_file == NULL) {
 221                 perror("Failed to open eth config file\n");
 222                 return -1;
 223         }
 224
 225         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 226
 227                 if (fgets(buf, sizeof(buf), config_file) == NULL)
 228                         break;
 229
 230                 if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
 231                                 sizeof(peer_eth_addrs[i])) < 0) {
 232                         printf("Bad MAC address format on line %d\n", i+1);
 233                         fclose(config_file);
 234                         return -1;
 235                 }
 236         }
 237         fclose(config_file);
 238         nb_peer_eth_addrs = (portid_t) i;
 239         return 0;
 240 }
 241 #endif
 242
 243 /*
 244  * Parse the coremask given as argument (hexadecimal string) and set
 245  * the global configuration of forwarding cores.
 246  */
 247 static void
 248 parse_fwd_coremask(const char *coremask)
 249 {
 250         char *end;
 251         unsigned long long int cm;
 252
 253         /* parse hexadecimal string */
 254         end = NULL;
 255         cm = strtoull(coremask, &end, 16);
 256         if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
 257                 rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
 258         else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
 259                 rte_exit(EXIT_FAILURE, "coremask is not valid\n");
 260 }
 261
 262 /*
 263  * Parse the coremask given as argument (hexadecimal string) and set
 264  * the global configuration of forwarding cores.
 265  */
 266 static void
 267 parse_fwd_portmask(const char *portmask)
 268 {
 269         char *end;
 270         unsigned long long int pm;
 271
 272         /* parse hexadecimal string */
 273         end = NULL;
 274         pm = strtoull(portmask, &end, 16);
 275         if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
 276                 rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
 277         else
 278                 set_fwd_ports_mask((uint64_t) pm);
 279 }
 280
 281
 282 static int
 283 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
 284 {
 285         char s[256];
 286         const char *p, *p0 = q_arg;
 287         char *end;
 288         enum fieldnames {
 289                 FLD_PORT = 0,
 290                 FLD_QUEUE,
 291                 FLD_STATS_COUNTER,
 292                 _NUM_FLD
 293         };
 294         unsigned long int_fld[_NUM_FLD];
 295         char *str_fld[_NUM_FLD];
 296         int i;
 297         unsigned size;
 298
 299         /* reset from value set at definition */
 300         is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
 301
 302         while ((p = strchr(p0,'(')) != NULL) {
 303                 ++p;
 304                 if((p0 = strchr(p,')')) == NULL)
 305                         return -1;
 306
 307                 size = p0 - p;
 308                 if(size >= sizeof(s))
 309                         return -1;
 310
 311                 snprintf(s, sizeof(s), "%.*s", size, p);
 312                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
 313                         return -1;
 314                 for (i = 0; i < _NUM_FLD; i++){
 315                         errno = 0;
 316                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 317                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 318                                 return -1;
 319                 }
 320                 /* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
 321                 if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
 322                         printf("Stats counter not in the correct range 0..%d\n",
 323                                         RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
 324                         return -1;
 325                 }
 326
 327                 if (!is_rx) {
 328                         if ((nb_tx_queue_stats_mappings >=
 329                                                 MAX_TX_QUEUE_STATS_MAPPINGS)) {
 330                                 printf("exceeded max number of TX queue "
 331                                                 "statistics mappings: %hu\n",
 332                                                 nb_tx_queue_stats_mappings);
 333                                 return -1;
 334                         }
 335                         tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
 336                                 (uint8_t)int_fld[FLD_PORT];
 337                         tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
 338                                 (uint8_t)int_fld[FLD_QUEUE];
 339                         tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
 340                                 (uint8_t)int_fld[FLD_STATS_COUNTER];
 341                         ++nb_tx_queue_stats_mappings;
 342                 }
 343                 else {
 344                         if ((nb_rx_queue_stats_mappings >=
 345                                                 MAX_RX_QUEUE_STATS_MAPPINGS)) {
 346                                 printf("exceeded max number of RX queue "
 347                                                 "statistics mappings: %hu\n",
 348                                                 nb_rx_queue_stats_mappings);
 349                                 return -1;
 350                         }
 351                         rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
 352                                 (uint8_t)int_fld[FLD_PORT];
 353                         rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
 354                                 (uint8_t)int_fld[FLD_QUEUE];
 355                         rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
 356                                 (uint8_t)int_fld[FLD_STATS_COUNTER];
 357                         ++nb_rx_queue_stats_mappings;
 358                 }
 359
 360         }
 361 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
 362 /* than to the default array (that was set at its definition) */
 363         is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
 364                 (tx_queue_stats_mappings = tx_queue_stats_mappings_array);
 365         return 0;
 366 }
 367
 368 static int
 369 parse_portnuma_config(const char *q_arg)
 370 {
 371         char s[256];
 372         const char *p, *p0 = q_arg;
 373         char *end;
 374         uint8_t i,port_id,socket_id;
 375         unsigned size;
 376         enum fieldnames {
 377                 FLD_PORT = 0,
 378                 FLD_SOCKET,
 379                 _NUM_FLD
 380         };
 381         unsigned long int_fld[_NUM_FLD];
 382         char *str_fld[_NUM_FLD];
 383         portid_t pid;
 384
 385         /* reset from value set at definition */
 386         while ((p = strchr(p0,'(')) != NULL) {
 387                 ++p;
 388                 if((p0 = strchr(p,')')) == NULL)
 389                         return -1;
 390
 391                 size = p0 - p;
 392                 if(size >= sizeof(s))
 393                         return -1;
 394
 395                 snprintf(s, sizeof(s), "%.*s", size, p);
 396                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
 397                         return -1;
 398                 for (i = 0; i < _NUM_FLD; i++) {
 399                         errno = 0;
 400                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 401                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 402                                 return -1;
 403                 }
 404                 port_id = (uint8_t)int_fld[FLD_PORT];
 405                 if (port_id_is_invalid(port_id, ENABLED_WARN)) {
 406                         printf("Valid port range is [0");
 407                         RTE_ETH_FOREACH_DEV(pid)
 408                                 printf(", %d", pid);
 409                         printf("]\n");
 410                         return -1;
 411                 }
 412                 socket_id = (uint8_t)int_fld[FLD_SOCKET];
 413                 if(socket_id >= max_socket) {
 414                         printf("Invalid socket id, range is [0, %d]\n",
 415                                  max_socket - 1);
 416                         return -1;
 417                 }
 418                 port_numa[port_id] = socket_id;
 419         }
 420
 421         return 0;
 422 }
 423
 424 static int
 425 parse_ringnuma_config(const char *q_arg)
 426 {
 427         char s[256];
 428         const char *p, *p0 = q_arg;
 429         char *end;
 430         uint8_t i,port_id,ring_flag,socket_id;
 431         unsigned size;
 432         enum fieldnames {
 433                 FLD_PORT = 0,
 434                 FLD_FLAG,
 435                 FLD_SOCKET,
 436                 _NUM_FLD
 437         };
 438         unsigned long int_fld[_NUM_FLD];
 439         char *str_fld[_NUM_FLD];
 440         portid_t pid;
 441         #define RX_RING_ONLY 0x1
 442         #define TX_RING_ONLY 0x2
 443         #define RXTX_RING    0x3
 444
 445         /* reset from value set at definition */
 446         while ((p = strchr(p0,'(')) != NULL) {
 447                 ++p;
 448                 if((p0 = strchr(p,')')) == NULL)
 449                         return -1;
 450
 451                 size = p0 - p;
 452                 if(size >= sizeof(s))
 453                         return -1;
 454
 455                 snprintf(s, sizeof(s), "%.*s", size, p);
 456                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
 457                         return -1;
 458                 for (i = 0; i < _NUM_FLD; i++) {
 459                         errno = 0;
 460                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 461                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 462                                 return -1;
 463                 }
 464                 port_id = (uint8_t)int_fld[FLD_PORT];
 465                 if (port_id_is_invalid(port_id, ENABLED_WARN)) {
 466                         printf("Valid port range is [0");
 467                         RTE_ETH_FOREACH_DEV(pid)
 468                                 printf(", %d", pid);
 469                         printf("]\n");
 470                         return -1;
 471                 }
 472                 socket_id = (uint8_t)int_fld[FLD_SOCKET];
 473                 if (socket_id >= max_socket) {
 474                         printf("Invalid socket id, range is [0, %d]\n",
 475                                 max_socket - 1);
 476                         return -1;
 477                 }
 478                 ring_flag = (uint8_t)int_fld[FLD_FLAG];
 479                 if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
 480                         printf("Invalid ring-flag=%d config for port =%d\n",
 481                                 ring_flag,port_id);
 482                         return -1;
 483                 }
 484
 485                 switch (ring_flag & RXTX_RING) {
 486                 case RX_RING_ONLY:
 487                         rxring_numa[port_id] = socket_id;
 488                         break;
 489                 case TX_RING_ONLY:
 490                         txring_numa[port_id] = socket_id;
 491                         break;
 492                 case RXTX_RING:
 493                         rxring_numa[port_id] = socket_id;
 494                         txring_numa[port_id] = socket_id;
 495                         break;
 496                 default:
 497                         printf("Invalid ring-flag=%d config for port=%d\n",
 498                                 ring_flag,port_id);
 499                         break;
 500                 }
 501         }
 502
 503         return 0;
 504 }
 505
 506 void
 507 launch_args_parse(int argc, char** argv)
 508 {
 509         int n, opt;
 510         char **argvopt;
 511         int opt_idx;
 512         enum { TX, RX };
 513
 514         static struct option lgopts[] = {
 515                 { "help",                       0, 0, 0 },
 516 #ifdef RTE_LIBRTE_CMDLINE
 517                 { "interactive",                0, 0, 0 },
 518                 { "cmdline-file",               1, 0, 0 },
 519                 { "auto-start",                 0, 0, 0 },
 520                 { "eth-peers-configfile",       1, 0, 0 },
 521                 { "eth-peer",                   1, 0, 0 },
 522 #endif
 523                 { "ports",                      1, 0, 0 },
 524                 { "nb-cores",                   1, 0, 0 },
 525                 { "nb-ports",                   1, 0, 0 },
 526                 { "coremask",                   1, 0, 0 },
 527                 { "portmask",                   1, 0, 0 },
 528                 { "numa",                       0, 0, 0 },
 529                 { "no-numa",                    0, 0, 0 },
 530                 { "mp-anon",                    0, 0, 0 },
 531                 { "port-numa-config",           1, 0, 0 },
 532                 { "ring-numa-config",           1, 0, 0 },
 533                 { "socket-num",                 1, 0, 0 },
 534                 { "mbuf-size",                  1, 0, 0 },
 535                 { "total-num-mbufs",            1, 0, 0 },
 536                 { "max-pkt-len",                1, 0, 0 },
 537                 { "pkt-filter-mode",            1, 0, 0 },
 538                 { "pkt-filter-report-hash",     1, 0, 0 },
 539                 { "pkt-filter-size",            1, 0, 0 },
 540                 { "pkt-filter-drop-queue",      1, 0, 0 },
 541 #ifdef RTE_LIBRTE_LATENCY_STATS
 542                 { "latencystats",               1, 0, 0 },
 543 #endif
 544 #ifdef RTE_LIBRTE_BITRATE
 545                 { "bitrate-stats",              1, 0, 0 },
 546 #endif
 547                 { "disable-crc-strip",          0, 0, 0 },
 548                 { "enable-lro",                 0, 0, 0 },
 549                 { "enable-rx-cksum",            0, 0, 0 },
 550                 { "enable-scatter",             0, 0, 0 },
 551                 { "disable-hw-vlan",            0, 0, 0 },
 552                 { "disable-hw-vlan-filter",     0, 0, 0 },
 553                 { "disable-hw-vlan-strip",      0, 0, 0 },
 554                 { "disable-hw-vlan-extend",     0, 0, 0 },
 555                 { "enable-drop-en",            0, 0, 0 },
 556                 { "disable-rss",                0, 0, 0 },
 557                 { "port-topology",              1, 0, 0 },
 558                 { "forward-mode",               1, 0, 0 },
 559                 { "rss-ip",                     0, 0, 0 },
 560                 { "rss-udp",                    0, 0, 0 },
 561                 { "rxq",                        1, 0, 0 },
 562                 { "txq",                        1, 0, 0 },
 563                 { "rxd",                        1, 0, 0 },
 564                 { "txd",                        1, 0, 0 },
 565                 { "burst",                      1, 0, 0 },
 566                 { "mbcache",                    1, 0, 0 },
 567                 { "txpt",                       1, 0, 0 },
 568                 { "txht",                       1, 0, 0 },
 569                 { "txwt",                       1, 0, 0 },
 570                 { "txfreet",                    1, 0, 0 },
 571                 { "txrst",                      1, 0, 0 },
 572                 { "txqflags",                   1, 0, 0 },
 573                 { "rxpt",                       1, 0, 0 },
 574                 { "rxht",                       1, 0, 0 },
 575                 { "rxwt",                       1, 0, 0 },
 576                 { "rxfreet",                    1, 0, 0 },
 577                 { "tx-queue-stats-mapping",     1, 0, 0 },
 578                 { "rx-queue-stats-mapping",     1, 0, 0 },
 579                 { "no-flush-rx",        0, 0, 0 },
 580                 { "txpkts",                     1, 0, 0 },
 581                 { "disable-link-check",         0, 0, 0 },
 582                 { "no-lsc-interrupt",           0, 0, 0 },
 583                 { "no-rmv-interrupt",           0, 0, 0 },
 584                 { 0, 0, 0, 0 },
 585         };
 586
 587         argvopt = argv;
 588
 589 #ifdef RTE_LIBRTE_CMDLINE
 590 #define SHORTOPTS "i"
 591 #else
 592 #define SHORTOPTS ""
 593 #endif
 594         while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
 595                                  lgopts, &opt_idx)) != EOF) {
 596                 switch (opt) {
 597 #ifdef RTE_LIBRTE_CMDLINE
 598                 case 'i':
 599                         printf("Interactive-mode selected\n");
 600                         interactive = 1;
 601                         break;
 602 #endif
 603                 case 'a':
 604                         printf("Auto-start selected\n");
 605                         auto_start = 1;
 606                         break;
 607
 608                 case 0: /*long options */
 609                         if (!strcmp(lgopts[opt_idx].name, "help")) {
 610                                 usage(argv[0]);
 611                                 rte_exit(EXIT_SUCCESS, "Displayed help\n");
 612                         }
 613 #ifdef RTE_LIBRTE_CMDLINE
 614                         if (!strcmp(lgopts[opt_idx].name, "interactive")) {
 615                                 printf("Interactive-mode selected\n");
 616                                 interactive = 1;
 617                         }
 618                         if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
 619                                 printf("CLI commands to be read from %s\n",
 620                                        optarg);
 621                                 snprintf(cmdline_filename,
 622                                          sizeof(cmdline_filename), "%s",
 623                                          optarg);
 624                         }
 625                         if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
 626                                 printf("Auto-start selected\n");
 627                                 auto_start = 1;
 628                         }
 629                         if (!strcmp(lgopts[opt_idx].name,
 630                                     "eth-peers-configfile")) {
 631                                 if (init_peer_eth_addrs(optarg) != 0)
 632                                         rte_exit(EXIT_FAILURE,
 633                                                  "Cannot open logfile\n");
 634                         }
 635                         if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
 636                                 char *port_end;
 637                                 uint8_t c, peer_addr[6];
 638
 639                                 errno = 0;
 640                                 n = strtoul(optarg, &port_end, 10);
 641                                 if (errno != 0 || port_end == optarg || *port_end++ != ',')
 642                                         rte_exit(EXIT_FAILURE,
 643                                                  "Invalid eth-peer: %s", optarg);
 644                                 if (n >= RTE_MAX_ETHPORTS)
 645                                         rte_exit(EXIT_FAILURE,
 646                                                  "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
 647                                                  n, RTE_MAX_ETHPORTS);
 648
 649                                 if (cmdline_parse_etheraddr(NULL, port_end,
 650                                                 &peer_addr, sizeof(peer_addr)) < 0)
 651                                         rte_exit(EXIT_FAILURE,
 652                                                  "Invalid ethernet address: %s\n",
 653                                                  port_end);
 654                                 for (c = 0; c < 6; c++)
 655                                         peer_eth_addrs[n].addr_bytes[c] =
 656                                                 peer_addr[c];
 657                                 nb_peer_eth_addrs++;
 658                         }
 659 #endif
 660                         if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
 661                                 n = atoi(optarg);
 662                                 if (n > 0 && n <= nb_ports)
 663                                         nb_fwd_ports = (uint8_t) n;
 664                                 else
 665                                         rte_exit(EXIT_FAILURE,
 666                                                  "Invalid port %d\n", n);
 667                         }
 668                         if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
 669                                 n = atoi(optarg);
 670                                 if (n > 0 && n <= nb_lcores)
 671                                         nb_fwd_lcores = (uint8_t) n;
 672                                 else
 673                                         rte_exit(EXIT_FAILURE,
 674                                                  "nb-cores should be > 0 and <= %d\n",
 675                                                  nb_lcores);
 676                         }
 677                         if (!strcmp(lgopts[opt_idx].name, "coremask"))
 678                                 parse_fwd_coremask(optarg);
 679                         if (!strcmp(lgopts[opt_idx].name, "portmask"))
 680                                 parse_fwd_portmask(optarg);
 681                         if (!strcmp(lgopts[opt_idx].name, "no-numa"))
 682                                 numa_support = 0;
 683                         if (!strcmp(lgopts[opt_idx].name, "numa"))
 684                                 numa_support = 1;
 685                         if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
 686                                 mp_anon = 1;
 687                         }
 688                         if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
 689                                 if (parse_portnuma_config(optarg))
 690                                         rte_exit(EXIT_FAILURE,
 691                                            "invalid port-numa configuration\n");
 692                         }
 693                         if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
 694                                 if (parse_ringnuma_config(optarg))
 695                                         rte_exit(EXIT_FAILURE,
 696                                            "invalid ring-numa configuration\n");
 697                         if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
 698                                 n = atoi(optarg);
 699                                 if((uint8_t)n < max_socket)
 700                                         socket_num = (uint8_t)n;
 701                                 else
 702                                         rte_exit(EXIT_FAILURE,
 703                                                 "The socket number should be < %d\n",
 704                                                 max_socket);
 705                         }
 706                         if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
 707                                 n = atoi(optarg);
 708                                 if (n > 0 && n <= 0xFFFF)
 709                                         mbuf_data_size = (uint16_t) n;
 710                                 else
 711                                         rte_exit(EXIT_FAILURE,
 712                                                  "mbuf-size should be > 0 and < 65536\n");
 713                         }
 714                         if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
 715                                 n = atoi(optarg);
 716                                 if (n > 1024)
 717                                         param_total_num_mbufs = (unsigned)n;
 718                                 else
 719                                         rte_exit(EXIT_FAILURE,
 720                                                  "total-num-mbufs should be > 1024\n");
 721                         }
 722                         if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
 723                                 n = atoi(optarg);
 724                                 if (n >= ETHER_MIN_LEN) {
 725                                         rx_mode.max_rx_pkt_len = (uint32_t) n;
 726                                         if (n > ETHER_MAX_LEN)
 727                                             rx_mode.jumbo_frame = 1;
 728                                 } else
 729                                         rte_exit(EXIT_FAILURE,
 730                                                  "Invalid max-pkt-len=%d - should be > %d\n",
 731                                                  n, ETHER_MIN_LEN);
 732                         }
 733                         if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
 734                                 if (!strcmp(optarg, "signature"))
 735                                         fdir_conf.mode =
 736                                                 RTE_FDIR_MODE_SIGNATURE;
 737                                 else if (!strcmp(optarg, "perfect"))
 738                                         fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
 739                                 else if (!strcmp(optarg, "perfect-mac-vlan"))
 740                                         fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
 741                                 else if (!strcmp(optarg, "perfect-tunnel"))
 742                                         fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
 743                                 else if (!strcmp(optarg, "none"))
 744                                         fdir_conf.mode = RTE_FDIR_MODE_NONE;
 745                                 else
 746                                         rte_exit(EXIT_FAILURE,
 747                                                  "pkt-mode-invalid %s invalid - must be: "
 748                                                  "none, signature, perfect, perfect-mac-vlan"
 749                                                  " or perfect-tunnel\n",
 750                                                  optarg);
 751                         }
 752                         if (!strcmp(lgopts[opt_idx].name,
 753                                     "pkt-filter-report-hash")) {
 754                                 if (!strcmp(optarg, "none"))
 755                                         fdir_conf.status =
 756                                                 RTE_FDIR_NO_REPORT_STATUS;
 757                                 else if (!strcmp(optarg, "match"))
 758                                         fdir_conf.status =
 759                                                 RTE_FDIR_REPORT_STATUS;
 760                                 else if (!strcmp(optarg, "always"))
 761                                         fdir_conf.status =
 762                                                 RTE_FDIR_REPORT_STATUS_ALWAYS;
 763                                 else
 764                                         rte_exit(EXIT_FAILURE,
 765                                                  "pkt-filter-report-hash %s invalid "
 766                                                  "- must be: none or match or always\n",
 767                                                  optarg);
 768                         }
 769                         if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
 770                                 if (!strcmp(optarg, "64K"))
 771                                         fdir_conf.pballoc =
 772                                                 RTE_FDIR_PBALLOC_64K;
 773                                 else if (!strcmp(optarg, "128K"))
 774                                         fdir_conf.pballoc =
 775                                                 RTE_FDIR_PBALLOC_128K;
 776                                 else if (!strcmp(optarg, "256K"))
 777                                         fdir_conf.pballoc =
 778                                                 RTE_FDIR_PBALLOC_256K;
 779                                 else
 780                                         rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
 781                                                  " must be: 64K or 128K or 256K\n",
 782                                                  optarg);
 783                         }
 784                         if (!strcmp(lgopts[opt_idx].name,
 785                                     "pkt-filter-drop-queue")) {
 786                                 n = atoi(optarg);
 787                                 if (n >= 0)
 788                                         fdir_conf.drop_queue = (uint8_t) n;
 789                                 else
 790                                         rte_exit(EXIT_FAILURE,
 791                                                  "drop queue %d invalid - must"
 792                                                  "be >= 0 \n", n);
 793                         }
 794 #ifdef RTE_LIBRTE_LATENCY_STATS
 795                         if (!strcmp(lgopts[opt_idx].name,
 796                                     "latencystats")) {
 797                                 n = atoi(optarg);
 798                                 if (n >= 0) {
 799                                         latencystats_lcore_id = (lcoreid_t) n;
 800                                         latencystats_enabled = 1;
 801                                 } else
 802                                         rte_exit(EXIT_FAILURE,
 803                                                  "invalid lcore id %d for latencystats"
 804                                                  " must be >= 0\n", n);
 805                         }
 806 #endif
 807 #ifdef RTE_LIBRTE_BITRATE
 808                         if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
 809                                 n = atoi(optarg);
 810                                 if (n >= 0) {
 811                                         bitrate_lcore_id = (lcoreid_t) n;
 812                                         bitrate_enabled = 1;
 813                                 } else
 814                                         rte_exit(EXIT_FAILURE,
 815                                                  "invalid lcore id %d for bitrate stats"
 816                                                  " must be >= 0\n", n);
 817                         }
 818 #endif
 819                         if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
 820                                 rx_mode.hw_strip_crc = 0;
 821                         if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
 822                                 rx_mode.enable_lro = 1;
 823                         if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
 824                                 rx_mode.enable_scatter = 1;
 825                         if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
 826                                 rx_mode.hw_ip_checksum = 1;
 827
 828                         if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan")) {
 829                                 rx_mode.hw_vlan_filter = 0;
 830                                 rx_mode.hw_vlan_strip  = 0;
 831                                 rx_mode.hw_vlan_extend = 0;
 832                         }
 833
 834                         if (!strcmp(lgopts[opt_idx].name,
 835                                         "disable-hw-vlan-filter"))
 836                                 rx_mode.hw_vlan_filter = 0;
 837
 838                         if (!strcmp(lgopts[opt_idx].name,
 839                                         "disable-hw-vlan-strip"))
 840                                 rx_mode.hw_vlan_strip  = 0;
 841
 842                         if (!strcmp(lgopts[opt_idx].name,
 843                                         "disable-hw-vlan-extend"))
 844                                 rx_mode.hw_vlan_extend = 0;
 845
 846                         if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
 847                                 rx_drop_en = 1;
 848
 849                         if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
 850                                 rss_hf = 0;
 851                         if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
 852                                 if (!strcmp(optarg, "paired"))
 853                                         port_topology = PORT_TOPOLOGY_PAIRED;
 854                                 else if (!strcmp(optarg, "chained"))
 855                                         port_topology = PORT_TOPOLOGY_CHAINED;
 856                                 else if (!strcmp(optarg, "loop"))
 857                                         port_topology = PORT_TOPOLOGY_LOOP;
 858                                 else
 859                                         rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
 860                                                  " must be: paired or chained \n",
 861                                                  optarg);
 862                         }
 863                         if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
 864                                 set_pkt_forwarding_mode(optarg);
 865                         if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
 866                                 rss_hf = ETH_RSS_IP;
 867                         if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
 868                                 rss_hf = ETH_RSS_UDP;
 869                         if (!strcmp(lgopts[opt_idx].name, "rxq")) {
 870                                 n = atoi(optarg);
 871                                 if (n >= 0 && n <= (int) MAX_QUEUE_ID)
 872                                         nb_rxq = (queueid_t) n;
 873                                 else
 874                                         rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
 875                                                   " >= 0 && <= %d\n", n,
 876                                                   (int) MAX_QUEUE_ID);
 877                         }
 878                         if (!strcmp(lgopts[opt_idx].name, "txq")) {
 879                                 n = atoi(optarg);
 880                                 if (n >= 0 && n <= (int) MAX_QUEUE_ID)
 881                                         nb_txq = (queueid_t) n;
 882                                 else
 883                                         rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
 884                                                   " >= 0 && <= %d\n", n,
 885                                                   (int) MAX_QUEUE_ID);
 886                         }
 887                         if (!nb_rxq && !nb_txq) {
 888                                 rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
 889                                                 "be non-zero\n");
 890                         }
 891                         if (!strcmp(lgopts[opt_idx].name, "burst")) {
 892                                 n = atoi(optarg);
 893                                 if ((n >= 1) && (n <= MAX_PKT_BURST))
 894                                         nb_pkt_per_burst = (uint16_t) n;
 895                                 else
 896                                         rte_exit(EXIT_FAILURE,
 897                                                  "burst must >= 1 and <= %d]",
 898                                                  MAX_PKT_BURST);
 899                         }
 900                         if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
 901                                 n = atoi(optarg);
 902                                 if ((n >= 0) &&
 903                                     (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
 904                                         mb_mempool_cache = (uint16_t) n;
 905                                 else
 906                                         rte_exit(EXIT_FAILURE,
 907                                                  "mbcache must be >= 0 and <= %d\n",
 908                                                  RTE_MEMPOOL_CACHE_MAX_SIZE);
 909                         }
 910                         if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
 911                                 n = atoi(optarg);
 912                                 if (n >= 0)
 913                                         tx_free_thresh = (int16_t)n;
 914                                 else
 915                                         rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
 916                         }
 917                         if (!strcmp(lgopts[opt_idx].name, "txrst")) {
 918                                 n = atoi(optarg);
 919                                 if (n >= 0)
 920                                         tx_rs_thresh = (int16_t)n;
 921                                 else
 922                                         rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
 923                         }
 924                         if (!strcmp(lgopts[opt_idx].name, "txqflags")) {
 925                                 char *end = NULL;
 926                                 n = strtoul(optarg, &end, 16);
 927                                 if (n >= 0)
 928                                         txq_flags = (int32_t)n;
 929                                 else
 930                                         rte_exit(EXIT_FAILURE,
 931                                                  "txqflags must be >= 0\n");
 932                         }
 933                         if (!strcmp(lgopts[opt_idx].name, "rxd")) {
 934                                 n = atoi(optarg);
 935                                 if (n > 0) {
 936                                         if (rx_free_thresh >= n)
 937                                                 rte_exit(EXIT_FAILURE,
 938                                                          "rxd must be > "
 939                                                          "rx_free_thresh(%d)\n",
 940                                                          (int)rx_free_thresh);
 941                                         else
 942                                                 nb_rxd = (uint16_t) n;
 943                                 } else
 944                                         rte_exit(EXIT_FAILURE,
 945                                                  "rxd(%d) invalid - must be > 0\n",
 946                                                  n);
 947                         }
 948                         if (!strcmp(lgopts[opt_idx].name, "txd")) {
 949                                 n = atoi(optarg);
 950                                 if (n > 0)
 951                                         nb_txd = (uint16_t) n;
 952                                 else
 953                                         rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
 954                         }
 955                         if (!strcmp(lgopts[opt_idx].name, "txpt")) {
 956                                 n = atoi(optarg);
 957                                 if (n >= 0)
 958                                         tx_pthresh = (int8_t)n;
 959                                 else
 960                                         rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
 961                         }
 962                         if (!strcmp(lgopts[opt_idx].name, "txht")) {
 963                                 n = atoi(optarg);
 964                                 if (n >= 0)
 965                                         tx_hthresh = (int8_t)n;
 966                                 else
 967                                         rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
 968                         }
 969                         if (!strcmp(lgopts[opt_idx].name, "txwt")) {
 970                                 n = atoi(optarg);
 971                                 if (n >= 0)
 972                                         tx_wthresh = (int8_t)n;
 973                                 else
 974                                         rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
 975                         }
 976                         if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
 977                                 n = atoi(optarg);
 978                                 if (n >= 0)
 979                                         rx_pthresh = (int8_t)n;
 980                                 else
 981                                         rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
 982                         }
 983                         if (!strcmp(lgopts[opt_idx].name, "rxht")) {
 984                                 n = atoi(optarg);
 985                                 if (n >= 0)
 986                                         rx_hthresh = (int8_t)n;
 987                                 else
 988                                         rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
 989                         }
 990                         if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
 991                                 n = atoi(optarg);
 992                                 if (n >= 0)
 993                                         rx_wthresh = (int8_t)n;
 994                                 else
 995                                         rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
 996                         }
 997                         if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
 998                                 n = atoi(optarg);
 999                                 if (n >= 0)
1000                                         rx_free_thresh = (int16_t)n;
1001                                 else
1002                                         rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1003                         }
1004                         if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1005                                 if (parse_queue_stats_mapping_config(optarg, TX)) {
1006                                         rte_exit(EXIT_FAILURE,
1007                                                  "invalid TX queue statistics mapping config entered\n");
1008                                 }
1009                         }
1010                         if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1011                                 if (parse_queue_stats_mapping_config(optarg, RX)) {
1012                                         rte_exit(EXIT_FAILURE,
1013                                                  "invalid RX queue statistics mapping config entered\n");
1014                                 }
1015                         }
1016                         if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1017                                 unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1018                                 unsigned int nb_segs;
1019
1020                                 nb_segs = parse_item_list(optarg, "txpkt segments",
1021                                                 RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1022                                 if (nb_segs > 0)
1023                                         set_tx_pkt_segments(seg_lengths, nb_segs);
1024                                 else
1025                                         rte_exit(EXIT_FAILURE, "bad txpkts\n");
1026                         }
1027                         if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1028                                 no_flush_rx = 1;
1029                         if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1030                                 no_link_check = 1;
1031                         if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1032                                 lsc_interrupt = 0;
1033                         if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1034                                 rmv_interrupt = 0;
1035
1036                         break;
1037                 case 'h':
1038                         usage(argv[0]);
1039                         rte_exit(EXIT_SUCCESS, "Displayed help\n");
1040                         break;
1041                 default:
1042                         usage(argv[0]);
1043                         rte_exit(EXIT_FAILURE,
1044                                  "Command line is incomplete or incorrect\n");
1045                         break;
1046                 }
1047         }
1048 }