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