app/test-pmd/parameters.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2014 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_tailq.h>
  62 #include <rte_eal.h>
  63 #include <rte_per_lcore.h>
  64 #include <rte_lcore.h>
  65 #include <rte_atomic.h>
  66 #include <rte_branch_prediction.h>
  67 #include <rte_ring.h>
  68 #include <rte_mempool.h>
  69 #include <rte_interrupts.h>
  70 #include <rte_pci.h>
  71 #include <rte_ether.h>
  72 #include <rte_ethdev.h>
  73 #include <rte_string_fns.h>
  74 #ifdef RTE_LIBRTE_CMDLINE
  75 #include <cmdline_parse.h>
  76 #include <cmdline_parse_etheraddr.h>
  77 #endif
  78 #ifdef RTE_LIBRTE_PMD_BOND
  79 #include <rte_eth_bond.h>
  80 #endif
  81
  82 #include "testpmd.h"
  83
  84 static void
  85 usage(char* progname)
  86 {
  87         printf("usage: %s "
  88 #ifdef RTE_LIBRTE_CMDLINE
  89                "[--interactive|-i] "
  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 #endif
 108         printf("  --auto-start: start forwarding on init "
 109                "[always when non-interactive].\n");
 110         printf("  --help: display this message and quit.\n");
 111         printf("  --nb-cores=N: set the number of forwarding cores "
 112                "(1 <= N <= %d).\n", nb_lcores);
 113         printf("  --nb-ports=N: set the number of forwarding ports "
 114                "(1 <= N <= %d).\n", nb_ports);
 115         printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
 116                "the packet forwarding test. The master lcore is reserved for "
 117                "command line parsing only, and cannot be masked on for "
 118                "packet forwarding.\n");
 119         printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
 120                "by the packet forwarding test.\n");
 121         printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
 122                "RX memory buffers (mbufs).\n");
 123         printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
 124                "specify the socket on which the memory pool "
 125                "used by the port will be allocated.\n");
 126         printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
 127                "specify the socket on which the TX/RX rings for "
 128                "the port will be allocated "
 129                "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
 130         printf("  --socket-num=N: set socket from which all memory is allocated "
 131                "in NUMA mode.\n");
 132         printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
 133         printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
 134                "in mbuf pools.\n");
 135         printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
 136 #ifdef RTE_LIBRTE_CMDLINE
 137         printf("  --eth-peers-configfile=name: config file with ethernet addresses "
 138                "of peer ports.\n");
 139         printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
 140                "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
 141 #endif
 142         printf("  --pkt-filter-mode=N: set Flow Director mode "
 143                "(N: none (default mode) or signature or perfect).\n");
 144         printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
 145                "(N: none  or match (default) or always).\n");
 146         printf("  --pkt-filter-size=N: set Flow Director mode "
 147                "(N: 64K (default mode) or 128K or 256K).\n");
 148         printf("  --pkt-filter-flexbytes-offset=N: set flexbytes-offset. "
 149                "The offset is defined in word units counted from the "
 150                "first byte of the destination Ethernet MAC address. "
 151                "0 <= N <= 32.\n");
 152         printf("  --pkt-filter-drop-queue=N: set drop-queue. "
 153                "In perfect mode, when you add a rule with queue = -1 "
 154                "the packet will be enqueued into the rx drop-queue. "
 155                "If the drop-queue doesn't exist, the packet is dropped. "
 156                "By default drop-queue=127.\n");
 157         printf("  --crc-strip: enable CRC stripping by hardware.\n");
 158         printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
 159         printf("  --disable-hw-vlan: disable hardware vlan.\n");
 160         printf("  --enable-drop-en: enable per queue packet drop.\n");
 161         printf("  --disable-rss: disable rss.\n");
 162         printf("  --port-topology=N: set port topology (N: paired (default) or "
 163                "chained).\n");
 164         printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
 165                list_pkt_forwarding_modes());
 166         printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
 167         printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
 168         printf("  --rxq=N: set the number of RX queues per port to N.\n");
 169         printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
 170         printf("  --txq=N: set the number of TX queues per port to N.\n");
 171         printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
 172         printf("  --burst=N: set the number of packets per burst to N.\n");
 173         printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
 174         printf("  --rxpt=N: set prefetch threshold register of RX rings to N "
 175                "(0 <= N <= 16).\n");
 176         printf("  --rxht=N: set the host threshold register of RX rings to N "
 177                "(0 <= N <= 16).\n");
 178         printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
 179                "(0 <= N < value of rxd).\n");
 180         printf("  --rxwt=N: set the write-back threshold register of RX rings "
 181                "to N (0 <= N <= 16).\n");
 182         printf("  --txpt=N: set the prefetch threshold register of TX rings "
 183                "to N (0 <= N <= 16).\n");
 184         printf("  --txht=N: set the nhost threshold register of TX rings to N "
 185                "(0 <= N <= 16).\n");
 186         printf("  --txwt=N: set the write-back threshold register of TX rings "
 187                "to N (0 <= N <= 16).\n");
 188         printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
 189                "(0 <= N <= value of txd).\n");
 190         printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
 191                "(0 <= N <= value of txd).\n");
 192         printf("  --txqflags=0xXXXXXXXX: hexadecimal bitmask of TX queue flags "
 193                "(0 <= N <= 0x7FFFFFFF).\n");
 194         printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
 195                "tx queues statistics counters mapping "
 196                "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
 197         printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
 198                "rx queues statistics counters mapping "
 199                "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
 200         printf("  --no-flush-rx: Don't flush RX streams before forwarding."
 201                " Used mainly with PCAP drivers.\n");
 202         printf("  --txpkts=X[,Y]*: set TX segment sizes.\n");
 203         printf("  --disable-link-check: disable check on link status when "
 204                "starting/stopping ports.\n");
 205 }
 206
 207 #ifdef RTE_LIBRTE_CMDLINE
 208 static int
 209 init_peer_eth_addrs(char *config_filename)
 210 {
 211         FILE *config_file;
 212         portid_t i;
 213         char buf[50];
 214
 215         config_file = fopen(config_filename, "r");
 216         if (config_file == NULL) {
 217                 perror("Failed to open eth config file\n");
 218                 return -1;
 219         }
 220
 221         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 222
 223                 if (fgets(buf, sizeof(buf), config_file) == NULL)
 224                         break;
 225
 226                 if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
 227                                 sizeof(peer_eth_addrs[i])) < 0) {
 228                         printf("Bad MAC address format on line %d\n", i+1);
 229                         fclose(config_file);
 230                         return -1;
 231                 }
 232         }
 233         fclose(config_file);
 234         nb_peer_eth_addrs = (portid_t) i;
 235         return 0;
 236 }
 237 #endif
 238
 239 /*
 240  * Parse the coremask given as argument (hexadecimal string) and set
 241  * the global configuration of forwarding cores.
 242  */
 243 static void
 244 parse_fwd_coremask(const char *coremask)
 245 {
 246         char *end;
 247         unsigned long long int cm;
 248
 249         /* parse hexadecimal string */
 250         end = NULL;
 251         cm = strtoull(coremask, &end, 16);
 252         if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
 253                 rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
 254         else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
 255                 rte_exit(EXIT_FAILURE, "coremask is not valid\n");
 256 }
 257
 258 /*
 259  * Parse the coremask given as argument (hexadecimal string) and set
 260  * the global configuration of forwarding cores.
 261  */
 262 static void
 263 parse_fwd_portmask(const char *portmask)
 264 {
 265         char *end;
 266         unsigned long long int pm;
 267
 268         /* parse hexadecimal string */
 269         end = NULL;
 270         pm = strtoull(portmask, &end, 16);
 271         if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
 272                 rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
 273         else
 274                 set_fwd_ports_mask((uint64_t) pm);
 275 }
 276
 277
 278 static int
 279 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
 280 {
 281         char s[256];
 282         const char *p, *p0 = q_arg;
 283         char *end;
 284         enum fieldnames {
 285                 FLD_PORT = 0,
 286                 FLD_QUEUE,
 287                 FLD_STATS_COUNTER,
 288                 _NUM_FLD
 289         };
 290         unsigned long int_fld[_NUM_FLD];
 291         char *str_fld[_NUM_FLD];
 292         int i;
 293         unsigned size;
 294
 295         /* reset from value set at definition */
 296         is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
 297
 298         while ((p = strchr(p0,'(')) != NULL) {
 299                 ++p;
 300                 if((p0 = strchr(p,')')) == NULL)
 301                         return -1;
 302
 303                 size = p0 - p;
 304                 if(size >= sizeof(s))
 305                         return -1;
 306
 307                 snprintf(s, sizeof(s), "%.*s", size, p);
 308                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
 309                         return -1;
 310                 for (i = 0; i < _NUM_FLD; i++){
 311                         errno = 0;
 312                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 313                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 314                                 return -1;
 315                 }
 316                 /* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
 317                 if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
 318                         printf("Stats counter not in the correct range 0..%d\n",
 319                                         RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
 320                         return -1;
 321                 }
 322
 323                 if (!is_rx) {
 324                         if ((nb_tx_queue_stats_mappings >=
 325                                                 MAX_TX_QUEUE_STATS_MAPPINGS)) {
 326                                 printf("exceeded max number of TX queue "
 327                                                 "statistics mappings: %hu\n",
 328                                                 nb_tx_queue_stats_mappings);
 329                                 return -1;
 330                         }
 331                         tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
 332                                 (uint8_t)int_fld[FLD_PORT];
 333                         tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
 334                                 (uint8_t)int_fld[FLD_QUEUE];
 335                         tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
 336                                 (uint8_t)int_fld[FLD_STATS_COUNTER];
 337                         ++nb_tx_queue_stats_mappings;
 338                 }
 339                 else {
 340                         if ((nb_rx_queue_stats_mappings >=
 341                                                 MAX_RX_QUEUE_STATS_MAPPINGS)) {
 342                                 printf("exceeded max number of RX queue "
 343                                                 "statistics mappings: %hu\n",
 344                                                 nb_rx_queue_stats_mappings);
 345                                 return -1;
 346                         }
 347                         rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
 348                                 (uint8_t)int_fld[FLD_PORT];
 349                         rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
 350                                 (uint8_t)int_fld[FLD_QUEUE];
 351                         rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
 352                                 (uint8_t)int_fld[FLD_STATS_COUNTER];
 353                         ++nb_rx_queue_stats_mappings;
 354                 }
 355
 356         }
 357 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
 358 /* than to the default array (that was set at its definition) */
 359         is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
 360                 (tx_queue_stats_mappings = tx_queue_stats_mappings_array);
 361         return 0;
 362 }
 363
 364 static int
 365 parse_portnuma_config(const char *q_arg)
 366 {
 367         char s[256];
 368         const char *p, *p0 = q_arg;
 369         char *end;
 370         uint8_t i,port_id,socket_id;
 371         unsigned size;
 372         enum fieldnames {
 373                 FLD_PORT = 0,
 374                 FLD_SOCKET,
 375                 _NUM_FLD
 376         };
 377         unsigned long int_fld[_NUM_FLD];
 378         char *str_fld[_NUM_FLD];
 379
 380         /* reset from value set at definition */
 381         while ((p = strchr(p0,'(')) != NULL) {
 382                 ++p;
 383                 if((p0 = strchr(p,')')) == NULL)
 384                         return -1;
 385
 386                 size = p0 - p;
 387                 if(size >= sizeof(s))
 388                         return -1;
 389
 390                 snprintf(s, sizeof(s), "%.*s", size, p);
 391                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
 392                         return -1;
 393                 for (i = 0; i < _NUM_FLD; i++) {
 394                         errno = 0;
 395                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 396                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 397                                 return -1;
 398                 }
 399                 port_id = (uint8_t)int_fld[FLD_PORT];
 400                 if (port_id >= nb_ports) {
 401                         printf("Invalid port, range is [0, %d]\n", nb_ports - 1);
 402                         return -1;
 403                 }
 404                 socket_id = (uint8_t)int_fld[FLD_SOCKET];
 405                 if(socket_id >= MAX_SOCKET) {
 406                         printf("Invalid socket id, range is [0, %d]\n",
 407                                  MAX_SOCKET - 1);
 408                         return -1;
 409                 }
 410                 port_numa[port_id] = socket_id;
 411         }
 412
 413         return 0;
 414 }
 415
 416 static int
 417 parse_ringnuma_config(const char *q_arg)
 418 {
 419         char s[256];
 420         const char *p, *p0 = q_arg;
 421         char *end;
 422         uint8_t i,port_id,ring_flag,socket_id;
 423         unsigned size;
 424         enum fieldnames {
 425                 FLD_PORT = 0,
 426                 FLD_FLAG,
 427                 FLD_SOCKET,
 428                 _NUM_FLD
 429         };
 430         unsigned long int_fld[_NUM_FLD];
 431         char *str_fld[_NUM_FLD];
 432         #define RX_RING_ONLY 0x1
 433         #define TX_RING_ONLY 0x2
 434         #define RXTX_RING    0x3
 435
 436         /* reset from value set at definition */
 437         while ((p = strchr(p0,'(')) != NULL) {
 438                 ++p;
 439                 if((p0 = strchr(p,')')) == NULL)
 440                         return -1;
 441
 442                 size = p0 - p;
 443                 if(size >= sizeof(s))
 444                         return -1;
 445
 446                 snprintf(s, sizeof(s), "%.*s", size, p);
 447                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
 448                         return -1;
 449                 for (i = 0; i < _NUM_FLD; i++) {
 450                         errno = 0;
 451                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 452                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 453                                 return -1;
 454                 }
 455                 port_id = (uint8_t)int_fld[FLD_PORT];
 456                 if (port_id >= nb_ports) {
 457                         printf("Invalid port, range is [0, %d]\n", nb_ports - 1);
 458                         return -1;
 459                 }
 460                 socket_id = (uint8_t)int_fld[FLD_SOCKET];
 461                 if (socket_id >= MAX_SOCKET) {
 462                         printf("Invalid socket id, range is [0, %d]\n",
 463                                 MAX_SOCKET - 1);
 464                         return -1;
 465                 }
 466                 ring_flag = (uint8_t)int_fld[FLD_FLAG];
 467                 if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
 468                         printf("Invalid ring-flag=%d config for port =%d\n",
 469                                 ring_flag,port_id);
 470                         return -1;
 471                 }
 472
 473                 switch (ring_flag & RXTX_RING) {
 474                 case RX_RING_ONLY:
 475                         rxring_numa[port_id] = socket_id;
 476                         break;
 477                 case TX_RING_ONLY:
 478                         txring_numa[port_id] = socket_id;
 479                         break;
 480                 case RXTX_RING:
 481                         rxring_numa[port_id] = socket_id;
 482                         txring_numa[port_id] = socket_id;
 483                         break;
 484                 default:
 485                         printf("Invalid ring-flag=%d config for port=%d\n",
 486                                 ring_flag,port_id);
 487                         break;
 488                 }
 489         }
 490
 491         return 0;
 492 }
 493
 494 static unsigned int
 495 parse_item_list(char* str, unsigned int max_items, unsigned int *parsed_items)
 496 {
 497         unsigned int nb_item;
 498         unsigned int value;
 499         unsigned int i;
 500         int value_ok;
 501         char c;
 502
 503         /*
 504          * First parse all items in the list and store their value.
 505          */
 506         value = 0;
 507         nb_item = 0;
 508         value_ok = 0;
 509         for (i = 0; i < strlen(str); i++) {
 510                 c = str[i];
 511                 if ((c >= '0') && (c <= '9')) {
 512                         value = (unsigned int) (value * 10 + (c - '0'));
 513                         value_ok = 1;
 514                         continue;
 515                 }
 516                 if (c != ',') {
 517                         printf("character %c is not a decimal digit\n", c);
 518                         return (0);
 519                 }
 520                 if (! value_ok) {
 521                         printf("No valid value before comma\n");
 522                         return (0);
 523                 }
 524                 if (nb_item < max_items) {
 525                         parsed_items[nb_item] = value;
 526                         value_ok = 0;
 527                         value = 0;
 528                 }
 529                 nb_item++;
 530         }
 531
 532         if (nb_item >= max_items)
 533                 rte_exit(EXIT_FAILURE, "too many txpkt segments!\n");
 534
 535         parsed_items[nb_item++] = value;
 536
 537         return (nb_item);
 538 }
 539
 540 void
 541 launch_args_parse(int argc, char** argv)
 542 {
 543         int n, opt;
 544         char **argvopt;
 545         int opt_idx;
 546         enum { TX, RX };
 547
 548         static struct option lgopts[] = {
 549                 { "help",                       0, 0, 0 },
 550 #ifdef RTE_LIBRTE_CMDLINE
 551                 { "interactive",                0, 0, 0 },
 552                 { "auto-start",                 0, 0, 0 },
 553                 { "eth-peers-configfile",       1, 0, 0 },
 554                 { "eth-peer",                   1, 0, 0 },
 555 #endif
 556                 { "ports",                      1, 0, 0 },
 557                 { "nb-cores",                   1, 0, 0 },
 558                 { "nb-ports",                   1, 0, 0 },
 559                 { "coremask",                   1, 0, 0 },
 560                 { "portmask",                   1, 0, 0 },
 561                 { "numa",                       0, 0, 0 },
 562                 { "mp-anon",                    0, 0, 0 },
 563                 { "port-numa-config",           1, 0, 0 },
 564                 { "ring-numa-config",           1, 0, 0 },
 565                 { "socket-num",                 1, 0, 0 },
 566                 { "mbuf-size",                  1, 0, 0 },
 567                 { "total-num-mbufs",            1, 0, 0 },
 568                 { "max-pkt-len",                1, 0, 0 },
 569                 { "pkt-filter-mode",            1, 0, 0 },
 570                 { "pkt-filter-report-hash",     1, 0, 0 },
 571                 { "pkt-filter-size",            1, 0, 0 },
 572                 { "pkt-filter-flexbytes-offset",1, 0, 0 },
 573                 { "pkt-filter-drop-queue",      1, 0, 0 },
 574                 { "crc-strip",                  0, 0, 0 },
 575                 { "enable-rx-cksum",            0, 0, 0 },
 576                 { "disable-hw-vlan",            0, 0, 0 },
 577                 { "enable-drop-en",            0, 0, 0 },
 578                 { "disable-rss",                0, 0, 0 },
 579                 { "port-topology",              1, 0, 0 },
 580                 { "forward-mode",               1, 0, 0 },
 581                 { "rss-ip",                     0, 0, 0 },
 582                 { "rss-udp",                    0, 0, 0 },
 583                 { "rxq",                        1, 0, 0 },
 584                 { "txq",                        1, 0, 0 },
 585                 { "rxd",                        1, 0, 0 },
 586                 { "txd",                        1, 0, 0 },
 587                 { "burst",                      1, 0, 0 },
 588                 { "mbcache",                    1, 0, 0 },
 589                 { "txpt",                       1, 0, 0 },
 590                 { "txht",                       1, 0, 0 },
 591                 { "txwt",                       1, 0, 0 },
 592                 { "txfreet",                    1, 0, 0 },
 593                 { "txrst",                      1, 0, 0 },
 594                 { "txqflags",                   1, 0, 0 },
 595                 { "rxpt",                       1, 0, 0 },
 596                 { "rxht",                       1, 0, 0 },
 597                 { "rxwt",                       1, 0, 0 },
 598                 { "rxfreet",                    1, 0, 0 },
 599                 { "tx-queue-stats-mapping",     1, 0, 0 },
 600                 { "rx-queue-stats-mapping",     1, 0, 0 },
 601                 { "no-flush-rx",        0, 0, 0 },
 602                 { "txpkts",                     1, 0, 0 },
 603                 { "disable-link-check",         0, 0, 0 },
 604                 { 0, 0, 0, 0 },
 605         };
 606
 607         argvopt = argv;
 608
 609 #ifdef RTE_LIBRTE_CMDLINE
 610 #define SHORTOPTS "i"
 611 #else
 612 #define SHORTOPTS ""
 613 #endif
 614         while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
 615                                  lgopts, &opt_idx)) != EOF) {
 616                 switch (opt) {
 617 #ifdef RTE_LIBRTE_CMDLINE
 618                 case 'i':
 619                         printf("Interactive-mode selected\n");
 620                         interactive = 1;
 621                         break;
 622 #endif
 623                 case 'a':
 624                         printf("Auto-start selected\n");
 625                         auto_start = 1;
 626                         break;
 627
 628                 case 0: /*long options */
 629                         if (!strcmp(lgopts[opt_idx].name, "help")) {
 630                                 usage(argv[0]);
 631                                 rte_exit(EXIT_SUCCESS, "Displayed help\n");
 632                         }
 633 #ifdef RTE_LIBRTE_CMDLINE
 634                         if (!strcmp(lgopts[opt_idx].name, "interactive")) {
 635                                 printf("Interactive-mode selected\n");
 636                                 interactive = 1;
 637                         }
 638                         if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
 639                                 printf("Auto-start selected\n");
 640                                 auto_start = 1;
 641                         }
 642                         if (!strcmp(lgopts[opt_idx].name,
 643                                     "eth-peers-configfile")) {
 644                                 if (init_peer_eth_addrs(optarg) != 0)
 645                                         rte_exit(EXIT_FAILURE,
 646                                                  "Cannot open logfile\n");
 647                         }
 648                         if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
 649                                 char *port_end;
 650                                 uint8_t c, peer_addr[6];
 651
 652                                 errno = 0;
 653                                 n = strtoul(optarg, &port_end, 10);
 654                                 if (errno != 0 || port_end == optarg || *port_end++ != ',')
 655                                         rte_exit(EXIT_FAILURE,
 656                                                  "Invalid eth-peer: %s", optarg);
 657                                 if (n >= RTE_MAX_ETHPORTS)
 658                                         rte_exit(EXIT_FAILURE,
 659                                                  "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
 660                                                  n, RTE_MAX_ETHPORTS);
 661
 662                                 if (cmdline_parse_etheraddr(NULL, port_end,
 663                                                 &peer_addr, sizeof(peer_addr)) < 0)
 664                                         rte_exit(EXIT_FAILURE,
 665                                                  "Invalid ethernet address: %s\n",
 666                                                  port_end);
 667                                 for (c = 0; c < 6; c++)
 668                                         peer_eth_addrs[n].addr_bytes[c] =
 669                                                 peer_addr[c];
 670                                 nb_peer_eth_addrs++;
 671                         }
 672 #endif
 673                         if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
 674                                 n = atoi(optarg);
 675                                 if (n > 0 && n <= nb_ports)
 676                                         nb_fwd_ports = (uint8_t) n;
 677                                 else
 678                                         rte_exit(EXIT_FAILURE,
 679                                                  "nb-ports should be > 0 and <= %d\n",
 680                                                  nb_ports);
 681                         }
 682                         if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
 683                                 n = atoi(optarg);
 684                                 if (n > 0 && n <= nb_lcores)
 685                                         nb_fwd_lcores = (uint8_t) n;
 686                                 else
 687                                         rte_exit(EXIT_FAILURE,
 688                                                  "nb-cores should be > 0 and <= %d\n",
 689                                                  nb_lcores);
 690                         }
 691                         if (!strcmp(lgopts[opt_idx].name, "coremask"))
 692                                 parse_fwd_coremask(optarg);
 693                         if (!strcmp(lgopts[opt_idx].name, "portmask"))
 694                                 parse_fwd_portmask(optarg);
 695                         if (!strcmp(lgopts[opt_idx].name, "numa")) {
 696                                 numa_support = 1;
 697                                 memset(port_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
 698                                 memset(rxring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
 699                                 memset(txring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
 700                         }
 701                         if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
 702                                 mp_anon = 1;
 703                         }
 704                         if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
 705                                 if (parse_portnuma_config(optarg))
 706                                         rte_exit(EXIT_FAILURE,
 707                                            "invalid port-numa configuration\n");
 708                         }
 709                         if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
 710                                 if (parse_ringnuma_config(optarg))
 711                                         rte_exit(EXIT_FAILURE,
 712                                            "invalid ring-numa configuration\n");
 713                         if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
 714                                 n = atoi(optarg);
 715                                 if(n < MAX_SOCKET)
 716                                         socket_num = (uint8_t)n;
 717                                 else
 718                                         rte_exit(EXIT_FAILURE,
 719                                                 "The socket number should be < %d\n",
 720                                                 MAX_SOCKET);
 721                         }
 722                         if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
 723                                 n = atoi(optarg);
 724                                 if (n > 0 && n <= 0xFFFF)
 725                                         mbuf_data_size = (uint16_t) n;
 726                                 else
 727                                         rte_exit(EXIT_FAILURE,
 728                                                  "mbuf-size should be > 0 and < 65536\n");
 729                         }
 730                         if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
 731                                 n = atoi(optarg);
 732                                 if (n > 1024)
 733                                         param_total_num_mbufs = (unsigned)n;
 734                                 else
 735                                         rte_exit(EXIT_FAILURE,
 736                                                  "total-num-mbufs should be > 1024\n");
 737                         }
 738                         if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
 739                                 n = atoi(optarg);
 740                                 if (n >= ETHER_MIN_LEN) {
 741                                         rx_mode.max_rx_pkt_len = (uint32_t) n;
 742                                         if (n > ETHER_MAX_LEN)
 743                                             rx_mode.jumbo_frame = 1;
 744                                 } else
 745                                         rte_exit(EXIT_FAILURE,
 746                                                  "Invalid max-pkt-len=%d - should be > %d\n",
 747                                                  n, ETHER_MIN_LEN);
 748                         }
 749                         if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
 750                                 if (!strcmp(optarg, "signature"))
 751                                         fdir_conf.mode =
 752                                                 RTE_FDIR_MODE_SIGNATURE;
 753                                 else if (!strcmp(optarg, "perfect"))
 754                                         fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
 755                                 else if (!strcmp(optarg, "none"))
 756                                         fdir_conf.mode = RTE_FDIR_MODE_NONE;
 757                                 else
 758                                         rte_exit(EXIT_FAILURE,
 759                                                  "pkt-mode-invalid %s invalid - must be: "
 760                                                  "none, signature or perfect\n",
 761                                                  optarg);
 762                         }
 763                         if (!strcmp(lgopts[opt_idx].name,
 764                                     "pkt-filter-report-hash")) {
 765                                 if (!strcmp(optarg, "none"))
 766                                         fdir_conf.status =
 767                                                 RTE_FDIR_NO_REPORT_STATUS;
 768                                 else if (!strcmp(optarg, "match"))
 769                                         fdir_conf.status =
 770                                                 RTE_FDIR_REPORT_STATUS;
 771                                 else if (!strcmp(optarg, "always"))
 772                                         fdir_conf.status =
 773                                                 RTE_FDIR_REPORT_STATUS_ALWAYS;
 774                                 else
 775                                         rte_exit(EXIT_FAILURE,
 776                                                  "pkt-filter-report-hash %s invalid "
 777                                                  "- must be: none or match or always\n",
 778                                                  optarg);
 779                         }
 780                         if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
 781                                 if (!strcmp(optarg, "64K"))
 782                                         fdir_conf.pballoc =
 783                                                 RTE_FDIR_PBALLOC_64K;
 784                                 else if (!strcmp(optarg, "128K"))
 785                                         fdir_conf.pballoc =
 786                                                 RTE_FDIR_PBALLOC_128K;
 787                                 else if (!strcmp(optarg, "256K"))
 788                                         fdir_conf.pballoc =
 789                                                 RTE_FDIR_PBALLOC_256K;
 790                                 else
 791                                         rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
 792                                                  " must be: 64K or 128K or 256K\n",
 793                                                  optarg);
 794                         }
 795                         if (!strcmp(lgopts[opt_idx].name,
 796                                     "pkt-filter-flexbytes-offset")) {
 797                                 n = atoi(optarg);
 798                                 if ( n >= 0 && n <= (int) 32)
 799                                         fdir_conf.flexbytes_offset =
 800                                                 (uint8_t) n;
 801                                 else
 802                                         rte_exit(EXIT_FAILURE,
 803                                                  "flexbytes %d invalid - must"
 804                                                  "be  >= 0 && <= 32\n", n);
 805                         }
 806                         if (!strcmp(lgopts[opt_idx].name,
 807                                     "pkt-filter-drop-queue")) {
 808                                 n = atoi(optarg);
 809                                 if (n >= 0)
 810                                         fdir_conf.drop_queue = (uint8_t) n;
 811                                 else
 812                                         rte_exit(EXIT_FAILURE,
 813                                                  "drop queue %d invalid - must"
 814                                                  "be >= 0 \n", n);
 815                         }
 816                         if (!strcmp(lgopts[opt_idx].name, "crc-strip"))
 817                                 rx_mode.hw_strip_crc = 1;
 818                         if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
 819                                 rx_mode.hw_ip_checksum = 1;
 820
 821                         if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan")) {
 822                                 rx_mode.hw_vlan_filter = 0;
 823                                 rx_mode.hw_vlan_strip  = 0;
 824                                 rx_mode.hw_vlan_extend = 0;
 825                         }
 826
 827                         if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
 828                                 rx_drop_en = 1;
 829
 830                         if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
 831                                 rss_hf = 0;
 832                         if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
 833                                 if (!strcmp(optarg, "paired"))
 834                                         port_topology = PORT_TOPOLOGY_PAIRED;
 835                                 else if (!strcmp(optarg, "chained"))
 836                                         port_topology = PORT_TOPOLOGY_CHAINED;
 837                                 else if (!strcmp(optarg, "loop"))
 838                                         port_topology = PORT_TOPOLOGY_LOOP;
 839                                 else
 840                                         rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
 841                                                  " must be: paired or chained \n",
 842                                                  optarg);
 843                         }
 844                         if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
 845                                 set_pkt_forwarding_mode(optarg);
 846                         if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
 847                                 rss_hf = ETH_RSS_IP;
 848                         if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
 849                                 rss_hf = ETH_RSS_UDP;
 850                         if (!strcmp(lgopts[opt_idx].name, "rxq")) {
 851                                 n = atoi(optarg);
 852                                 if (n >= 1 && n <= (int) MAX_QUEUE_ID)
 853                                         nb_rxq = (queueid_t) n;
 854                                 else
 855                                         rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
 856                                                   " >= 1 && <= %d\n", n,
 857                                                   (int) MAX_QUEUE_ID);
 858                         }
 859                         if (!strcmp(lgopts[opt_idx].name, "txq")) {
 860                                 n = atoi(optarg);
 861                                 if (n >= 1 && n <= (int) MAX_QUEUE_ID)
 862                                         nb_txq = (queueid_t) n;
 863                                 else
 864                                         rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
 865                                                   " >= 1 && <= %d\n", n,
 866                                                   (int) MAX_QUEUE_ID);
 867                         }
 868                         if (!strcmp(lgopts[opt_idx].name, "rxd")) {
 869                                 n = atoi(optarg);
 870                                 if (n > 0)
 871                                         nb_rxd = (uint16_t) n;
 872                                 else
 873                                         rte_exit(EXIT_FAILURE, "rxd must be > 0\n");
 874                         }
 875                         if (!strcmp(lgopts[opt_idx].name, "txd")) {
 876                                 n = atoi(optarg);
 877                                 if (n > 0)
 878                                         nb_txd = (uint16_t) n;
 879                                 else
 880                                         rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
 881                         }
 882                         if (!strcmp(lgopts[opt_idx].name, "burst")) {
 883                                 n = atoi(optarg);
 884                                 if ((n >= 1) && (n <= MAX_PKT_BURST))
 885                                         nb_pkt_per_burst = (uint16_t) n;
 886                                 else
 887                                         rte_exit(EXIT_FAILURE,
 888                                                  "burst must >= 1 and <= %d]",
 889                                                  MAX_PKT_BURST);
 890                         }
 891                         if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
 892                                 n = atoi(optarg);
 893                                 if ((n >= 0) &&
 894                                     (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
 895                                         mb_mempool_cache = (uint16_t) n;
 896                                 else
 897                                         rte_exit(EXIT_FAILURE,
 898                                                  "mbcache must be >= 0 and <= %d\n",
 899                                                  RTE_MEMPOOL_CACHE_MAX_SIZE);
 900                         }
 901                         if (!strcmp(lgopts[opt_idx].name, "txpt")) {
 902                                 n = atoi(optarg);
 903                                 if (n >= 0)
 904                                         tx_thresh.pthresh = (uint8_t)n;
 905                                 else
 906                                         rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
 907                         }
 908                         if (!strcmp(lgopts[opt_idx].name, "txht")) {
 909                                 n = atoi(optarg);
 910                                 if (n >= 0)
 911                                         tx_thresh.hthresh = (uint8_t)n;
 912                                 else
 913                                         rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
 914                         }
 915                         if (!strcmp(lgopts[opt_idx].name, "txwt")) {
 916                                 n = atoi(optarg);
 917                                 if (n >= 0)
 918                                         tx_thresh.wthresh = (uint8_t)n;
 919                                 else
 920                                         rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
 921                         }
 922                         if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
 923                                 n = atoi(optarg);
 924                                 if (n >= 0)
 925                                         tx_free_thresh = (uint16_t)n;
 926                                 else
 927                                         rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
 928                         }
 929                         if (!strcmp(lgopts[opt_idx].name, "txrst")) {
 930                                 n = atoi(optarg);
 931                                 if (n >= 0)
 932                                         tx_rs_thresh = (uint16_t)n;
 933                                 else
 934                                         rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
 935                         }
 936                         if (!strcmp(lgopts[opt_idx].name, "txqflags")) {
 937                                 char *end = NULL;
 938                                 n = strtoul(optarg, &end, 16);
 939                                 if (n >= 0)
 940                                         txq_flags = (uint32_t)n;
 941                                 else
 942                                         rte_exit(EXIT_FAILURE,
 943                                                  "txqflags must be >= 0\n");
 944                         }
 945                         if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
 946                                 n = atoi(optarg);
 947                                 if (n >= 0)
 948                                         rx_thresh.pthresh = (uint8_t)n;
 949                                 else
 950                                         rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
 951                         }
 952                         if (!strcmp(lgopts[opt_idx].name, "rxht")) {
 953                                 n = atoi(optarg);
 954                                 if (n >= 0)
 955                                         rx_thresh.hthresh = (uint8_t)n;
 956                                 else
 957                                         rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
 958                         }
 959                         if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
 960                                 n = atoi(optarg);
 961                                 if (n >= 0)
 962                                         rx_thresh.wthresh = (uint8_t)n;
 963                                 else
 964                                         rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
 965                         }
 966                         if (!strcmp(lgopts[opt_idx].name, "rxd")) {
 967                                 n = atoi(optarg);
 968                                 if (n > 0) {
 969                                         if (rx_free_thresh >= n)
 970                                                 rte_exit(EXIT_FAILURE,
 971                                                          "rxd must be > "
 972                                                          "rx_free_thresh(%d)\n",
 973                                                          (int)rx_free_thresh);
 974                                         else
 975                                                 nb_rxd = (uint16_t) n;
 976                                 } else
 977                                         rte_exit(EXIT_FAILURE,
 978                                                  "rxd(%d) invalid - must be > 0\n",
 979                                                  n);
 980                         }
 981                         if (!strcmp(lgopts[opt_idx].name, "txd")) {
 982                                 n = atoi(optarg);
 983                                 if (n > 0)
 984                                         nb_txd = (uint16_t) n;
 985                                 else
 986                                         rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
 987                         }
 988                         if (!strcmp(lgopts[opt_idx].name, "txpt")) {
 989                                 n = atoi(optarg);
 990                                 if (n >= 0)
 991                                         tx_thresh.pthresh = (uint8_t)n;
 992                                 else
 993                                         rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
 994                         }
 995                         if (!strcmp(lgopts[opt_idx].name, "txht")) {
 996                                 n = atoi(optarg);
 997                                 if (n >= 0)
 998                                         tx_thresh.hthresh = (uint8_t)n;
 999                                 else
1000                                         rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1001                         }
1002                         if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1003                                 n = atoi(optarg);
1004                                 if (n >= 0)
1005                                         tx_thresh.wthresh = (uint8_t)n;
1006                                 else
1007                                         rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1008                         }
1009                         if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1010                                 n = atoi(optarg);
1011                                 if (n >= 0)
1012                                         rx_thresh.pthresh = (uint8_t)n;
1013                                 else
1014                                         rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1015                         }
1016                         if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1017                                 n = atoi(optarg);
1018                                 if (n >= 0)
1019                                         rx_thresh.hthresh = (uint8_t)n;
1020                                 else
1021                                         rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1022                         }
1023                         if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1024                                 n = atoi(optarg);
1025                                 if (n >= 0)
1026                                         rx_thresh.wthresh = (uint8_t)n;
1027                                 else
1028                                         rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1029                         }
1030                         if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1031                                 n = atoi(optarg);
1032                                 if (n >= 0)
1033                                         rx_free_thresh = (uint16_t)n;
1034                                 else
1035                                         rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1036                         }
1037                         if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1038                                 if (parse_queue_stats_mapping_config(optarg, TX)) {
1039                                         rte_exit(EXIT_FAILURE,
1040                                                  "invalid TX queue statistics mapping config entered\n");
1041                                 }
1042                         }
1043                         if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1044                                 if (parse_queue_stats_mapping_config(optarg, RX)) {
1045                                         rte_exit(EXIT_FAILURE,
1046                                                  "invalid RX queue statistics mapping config entered\n");
1047                                 }
1048                         }
1049                         if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1050                                 unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1051                                 unsigned int nb_segs;
1052
1053                                 nb_segs = parse_item_list(optarg, RTE_MAX_SEGS_PER_PKT, seg_lengths);
1054                                 if (nb_segs > 0)
1055                                         set_tx_pkt_segments(seg_lengths, nb_segs);
1056                                 else
1057                                         rte_exit(EXIT_FAILURE, "bad txpkts\n");
1058                         }
1059                         if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1060                                 no_flush_rx = 1;
1061                         if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1062                                 no_link_check = 1;
1063
1064                         break;
1065                 case 'h':
1066                         usage(argv[0]);
1067                         rte_exit(EXIT_SUCCESS, "Displayed help\n");
1068                         break;
1069                 default:
1070                         usage(argv[0]);
1071                         rte_exit(EXIT_FAILURE,
1072                                  "Command line is incomplete or incorrect\n");
1073                         break;
1074                 }
1075         }
1076 }