app/test-pmd/parameters.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2017 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <errno.h>
  35 #include <getopt.h>
  36 #include <stdarg.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <signal.h>
  40 #include <string.h>
  41 #include <time.h>
  42 #include <fcntl.h>
  43 #include <sys/types.h>
  44 #include <errno.h>
  45
  46 #include <sys/queue.h>
  47 #include <sys/stat.h>
  48
  49 #include <stdint.h>
  50 #include <unistd.h>
  51 #include <inttypes.h>
  52
  53 #include <rte_common.h>
  54 #include <rte_byteorder.h>
  55 #include <rte_log.h>
  56 #include <rte_debug.h>
  57 #include <rte_cycles.h>
  58 #include <rte_memory.h>
  59 #include <rte_memzone.h>
  60 #include <rte_launch.h>
  61 #include <rte_eal.h>
  62 #include <rte_per_lcore.h>
  63 #include <rte_lcore.h>
  64 #include <rte_atomic.h>
  65 #include <rte_branch_prediction.h>
  66 #include <rte_mempool.h>
  67 #include <rte_interrupts.h>
  68 #include <rte_pci.h>
  69 #include <rte_ether.h>
  70 #include <rte_ethdev.h>
  71 #include <rte_string_fns.h>
  72 #ifdef RTE_LIBRTE_CMDLINE
  73 #include <cmdline_parse.h>
  74 #include <cmdline_parse_etheraddr.h>
  75 #endif
  76 #ifdef RTE_LIBRTE_PMD_BOND
  77 #include <rte_eth_bond.h>
  78 #endif
  79 #include <rte_flow.h>
  80
  81 #include "testpmd.h"
  82
  83 static void
  84 usage(char* progname)
  85 {
  86         printf("usage: %s "
  87 #ifdef RTE_LIBRTE_CMDLINE
  88                "[--interactive|-i] "
  89                "[--cmdline-file=FILENAME] "
  90 #endif
  91                "[--help|-h] | [--auto-start|-a] | ["
  92                "--tx-first | --stats-period=PERIOD | "
  93                "--coremask=COREMASK --portmask=PORTMASK --numa "
  94                "--mbuf-size= | --total-num-mbufs= | "
  95                "--nb-cores= | --nb-ports= | "
  96 #ifdef RTE_LIBRTE_CMDLINE
  97                "--eth-peers-configfile= | "
  98                "--eth-peer=X,M:M:M:M:M:M | "
  99 #endif
 100                "--pkt-filter-mode= |"
 101                "--rss-ip | --rss-udp | "
 102                "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
 103                "--txpt= | --txht= | --txwt= | --txfreet= | "
 104                "--txrst= | --txqflags= ]\n",
 105                progname);
 106 #ifdef RTE_LIBRTE_CMDLINE
 107         printf("  --interactive: run in interactive mode.\n");
 108         printf("  --cmdline-file: execute cli commands before startup.\n");
 109 #endif
 110         printf("  --auto-start: start forwarding on init "
 111                "[always when non-interactive].\n");
 112         printf("  --help: display this message and quit.\n");
 113         printf("  --tx-first: start forwarding sending a burst first "
 114                "(only if interactive is disabled).\n");
 115         printf("  --stats-period=PERIOD: statistics will be shown "
 116                "every PERIOD seconds (only if interactive is disabled).\n");
 117         printf("  --nb-cores=N: set the number of forwarding cores "
 118                "(1 <= N <= %d).\n", nb_lcores);
 119         printf("  --nb-ports=N: set the number of forwarding ports "
 120                "(1 <= N <= %d).\n", nb_ports);
 121         printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
 122                "the packet forwarding test. The master lcore is reserved for "
 123                "command line parsing only, and cannot be masked on for "
 124                "packet forwarding.\n");
 125         printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
 126                "by the packet forwarding test.\n");
 127         printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
 128                "RX memory buffers (mbufs).\n");
 129         printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
 130                "specify the socket on which the memory pool "
 131                "used by the port will be allocated.\n");
 132         printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
 133                "specify the socket on which the TX/RX rings for "
 134                "the port will be allocated "
 135                "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
 136         printf("  --socket-num=N: set socket from which all memory is allocated "
 137                "in NUMA mode.\n");
 138         printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
 139         printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
 140                "in mbuf pools.\n");
 141         printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
 142 #ifdef RTE_LIBRTE_CMDLINE
 143         printf("  --eth-peers-configfile=name: config file with ethernet addresses "
 144                "of peer ports.\n");
 145         printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
 146                "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
 147 #endif
 148         printf("  --pkt-filter-mode=N: set Flow Director mode "
 149                "(N: none (default mode) or signature or perfect).\n");
 150         printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
 151                "(N: none  or match (default) or always).\n");
 152         printf("  --pkt-filter-size=N: set Flow Director mode "
 153                "(N: 64K (default mode) or 128K or 256K).\n");
 154         printf("  --pkt-filter-drop-queue=N: set drop-queue. "
 155                "In perfect mode, when you add a rule with queue = -1 "
 156                "the packet will be enqueued into the rx drop-queue. "
 157                "If the drop-queue doesn't exist, the packet is dropped. "
 158                "By default drop-queue=127.\n");
 159 #ifdef RTE_LIBRTE_LATENCY_STATS
 160         printf("  --latencystats=N: enable latency and jitter statistcs "
 161                "monitoring on forwarding lcore id N.\n");
 162 #endif
 163         printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
 164         printf("  --enable-lro: enable large receive offload.\n");
 165         printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
 166         printf("  --disable-hw-vlan: disable hardware vlan.\n");
 167         printf("  --disable-hw-vlan-filter: disable hardware vlan filter.\n");
 168         printf("  --disable-hw-vlan-strip: disable hardware vlan strip.\n");
 169         printf("  --disable-hw-vlan-extend: disable hardware vlan extend.\n");
 170         printf("  --enable-drop-en: enable per queue packet drop.\n");
 171         printf("  --disable-rss: disable rss.\n");
 172         printf("  --port-topology=N: set port topology (N: paired (default) or "
 173                "chained).\n");
 174         printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
 175                list_pkt_forwarding_modes());
 176         printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
 177         printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
 178         printf("  --rxq=N: set the number of RX queues per port to N.\n");
 179         printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
 180         printf("  --txq=N: set the number of TX queues per port to N.\n");
 181         printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
 182         printf("  --burst=N: set the number of packets per burst to N.\n");
 183         printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
 184         printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
 185         printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
 186         printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
 187                "(0 <= N < value of rxd).\n");
 188         printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
 189         printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
 190         printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
 191         printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
 192         printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
 193                "(0 <= N <= value of txd).\n");
 194         printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
 195                "(0 <= N <= value of txd).\n");
 196         printf("  --txqflags=0xXXXXXXXX: hexadecimal bitmask of TX queue flags "
 197                "(0 <= N <= 0x7FFFFFFF).\n");
 198         printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
 199                "tx queues statistics counters mapping "
 200                "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
 201         printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
 202                "rx queues statistics counters mapping "
 203                "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
 204         printf("  --no-flush-rx: Don't flush RX streams before forwarding."
 205                " Used mainly with PCAP drivers.\n");
 206         printf("  --txpkts=X[,Y]*: set TX segment sizes"
 207                 " or total packet length.\n");
 208         printf("  --disable-link-check: disable check on link status when "
 209                "starting/stopping ports.\n");
 210         printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
 211         printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
 212         printf("  --bitrate-stats=N: set the logical core N to perform "
 213                 "bit-rate calculation.\n");
 214         printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
 215                "enable print of designated event or all of them.");
 216         printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
 217                "disable print of designated event or all of them.");
 218 }
 219
 220 #ifdef RTE_LIBRTE_CMDLINE
 221 static int
 222 init_peer_eth_addrs(char *config_filename)
 223 {
 224         FILE *config_file;
 225         portid_t i;
 226         char buf[50];
 227
 228         config_file = fopen(config_filename, "r");
 229         if (config_file == NULL) {
 230                 perror("Failed to open eth config file\n");
 231                 return -1;
 232         }
 233
 234         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 235
 236                 if (fgets(buf, sizeof(buf), config_file) == NULL)
 237                         break;
 238
 239                 if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
 240                                 sizeof(peer_eth_addrs[i])) < 0) {
 241                         printf("Bad MAC address format on line %d\n", i+1);
 242                         fclose(config_file);
 243                         return -1;
 244                 }
 245         }
 246         fclose(config_file);
 247         nb_peer_eth_addrs = (portid_t) i;
 248         return 0;
 249 }
 250 #endif
 251
 252 /*
 253  * Parse the coremask given as argument (hexadecimal string) and set
 254  * the global configuration of forwarding cores.
 255  */
 256 static void
 257 parse_fwd_coremask(const char *coremask)
 258 {
 259         char *end;
 260         unsigned long long int cm;
 261
 262         /* parse hexadecimal string */
 263         end = NULL;
 264         cm = strtoull(coremask, &end, 16);
 265         if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
 266                 rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
 267         else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
 268                 rte_exit(EXIT_FAILURE, "coremask is not valid\n");
 269 }
 270
 271 /*
 272  * Parse the coremask given as argument (hexadecimal string) and set
 273  * the global configuration of forwarding cores.
 274  */
 275 static void
 276 parse_fwd_portmask(const char *portmask)
 277 {
 278         char *end;
 279         unsigned long long int pm;
 280
 281         /* parse hexadecimal string */
 282         end = NULL;
 283         pm = strtoull(portmask, &end, 16);
 284         if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
 285                 rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
 286         else
 287                 set_fwd_ports_mask((uint64_t) pm);
 288 }
 289
 290
 291 static int
 292 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
 293 {
 294         char s[256];
 295         const char *p, *p0 = q_arg;
 296         char *end;
 297         enum fieldnames {
 298                 FLD_PORT = 0,
 299                 FLD_QUEUE,
 300                 FLD_STATS_COUNTER,
 301                 _NUM_FLD
 302         };
 303         unsigned long int_fld[_NUM_FLD];
 304         char *str_fld[_NUM_FLD];
 305         int i;
 306         unsigned size;
 307
 308         /* reset from value set at definition */
 309         is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
 310
 311         while ((p = strchr(p0,'(')) != NULL) {
 312                 ++p;
 313                 if((p0 = strchr(p,')')) == NULL)
 314                         return -1;
 315
 316                 size = p0 - p;
 317                 if(size >= sizeof(s))
 318                         return -1;
 319
 320                 snprintf(s, sizeof(s), "%.*s", size, p);
 321                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
 322                         return -1;
 323                 for (i = 0; i < _NUM_FLD; i++){
 324                         errno = 0;
 325                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 326                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 327                                 return -1;
 328                 }
 329                 /* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
 330                 if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
 331                         printf("Stats counter not in the correct range 0..%d\n",
 332                                         RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
 333                         return -1;
 334                 }
 335
 336                 if (!is_rx) {
 337                         if ((nb_tx_queue_stats_mappings >=
 338                                                 MAX_TX_QUEUE_STATS_MAPPINGS)) {
 339                                 printf("exceeded max number of TX queue "
 340                                                 "statistics mappings: %hu\n",
 341                                                 nb_tx_queue_stats_mappings);
 342                                 return -1;
 343                         }
 344                         tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
 345                                 (uint8_t)int_fld[FLD_PORT];
 346                         tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
 347                                 (uint8_t)int_fld[FLD_QUEUE];
 348                         tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
 349                                 (uint8_t)int_fld[FLD_STATS_COUNTER];
 350                         ++nb_tx_queue_stats_mappings;
 351                 }
 352                 else {
 353                         if ((nb_rx_queue_stats_mappings >=
 354                                                 MAX_RX_QUEUE_STATS_MAPPINGS)) {
 355                                 printf("exceeded max number of RX queue "
 356                                                 "statistics mappings: %hu\n",
 357                                                 nb_rx_queue_stats_mappings);
 358                                 return -1;
 359                         }
 360                         rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
 361                                 (uint8_t)int_fld[FLD_PORT];
 362                         rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
 363                                 (uint8_t)int_fld[FLD_QUEUE];
 364                         rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
 365                                 (uint8_t)int_fld[FLD_STATS_COUNTER];
 366                         ++nb_rx_queue_stats_mappings;
 367                 }
 368
 369         }
 370 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
 371 /* than to the default array (that was set at its definition) */
 372         is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
 373                 (tx_queue_stats_mappings = tx_queue_stats_mappings_array);
 374         return 0;
 375 }
 376
 377 static void
 378 print_invalid_socket_id_error(void)
 379 {
 380         unsigned int i = 0;
 381
 382         printf("Invalid socket id, options are: ");
 383         for (i = 0; i < num_sockets; i++) {
 384                 printf("%u%s", socket_ids[i],
 385                       (i == num_sockets - 1) ? "\n" : ",");
 386         }
 387 }
 388
 389 static int
 390 parse_portnuma_config(const char *q_arg)
 391 {
 392         char s[256];
 393         const char *p, *p0 = q_arg;
 394         char *end;
 395         uint8_t i,port_id,socket_id;
 396         unsigned size;
 397         enum fieldnames {
 398                 FLD_PORT = 0,
 399                 FLD_SOCKET,
 400                 _NUM_FLD
 401         };
 402         unsigned long int_fld[_NUM_FLD];
 403         char *str_fld[_NUM_FLD];
 404         portid_t pid;
 405
 406         /* reset from value set at definition */
 407         while ((p = strchr(p0,'(')) != NULL) {
 408                 ++p;
 409                 if((p0 = strchr(p,')')) == NULL)
 410                         return -1;
 411
 412                 size = p0 - p;
 413                 if(size >= sizeof(s))
 414                         return -1;
 415
 416                 snprintf(s, sizeof(s), "%.*s", size, p);
 417                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
 418                         return -1;
 419                 for (i = 0; i < _NUM_FLD; i++) {
 420                         errno = 0;
 421                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 422                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 423                                 return -1;
 424                 }
 425                 port_id = (uint8_t)int_fld[FLD_PORT];
 426                 if (port_id_is_invalid(port_id, ENABLED_WARN)) {
 427                         printf("Valid port range is [0");
 428                         RTE_ETH_FOREACH_DEV(pid)
 429                                 printf(", %d", pid);
 430                         printf("]\n");
 431                         return -1;
 432                 }
 433                 socket_id = (uint8_t)int_fld[FLD_SOCKET];
 434                 if (new_socket_id(socket_id)) {
 435                         print_invalid_socket_id_error();
 436                         return -1;
 437                 }
 438                 port_numa[port_id] = socket_id;
 439         }
 440
 441         return 0;
 442 }
 443
 444 static int
 445 parse_ringnuma_config(const char *q_arg)
 446 {
 447         char s[256];
 448         const char *p, *p0 = q_arg;
 449         char *end;
 450         uint8_t i,port_id,ring_flag,socket_id;
 451         unsigned size;
 452         enum fieldnames {
 453                 FLD_PORT = 0,
 454                 FLD_FLAG,
 455                 FLD_SOCKET,
 456                 _NUM_FLD
 457         };
 458         unsigned long int_fld[_NUM_FLD];
 459         char *str_fld[_NUM_FLD];
 460         portid_t pid;
 461         #define RX_RING_ONLY 0x1
 462         #define TX_RING_ONLY 0x2
 463         #define RXTX_RING    0x3
 464
 465         /* reset from value set at definition */
 466         while ((p = strchr(p0,'(')) != NULL) {
 467                 ++p;
 468                 if((p0 = strchr(p,')')) == NULL)
 469                         return -1;
 470
 471                 size = p0 - p;
 472                 if(size >= sizeof(s))
 473                         return -1;
 474
 475                 snprintf(s, sizeof(s), "%.*s", size, p);
 476                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
 477                         return -1;
 478                 for (i = 0; i < _NUM_FLD; i++) {
 479                         errno = 0;
 480                         int_fld[i] = strtoul(str_fld[i], &end, 0);
 481                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
 482                                 return -1;
 483                 }
 484                 port_id = (uint8_t)int_fld[FLD_PORT];
 485                 if (port_id_is_invalid(port_id, ENABLED_WARN)) {
 486                         printf("Valid port range is [0");
 487                         RTE_ETH_FOREACH_DEV(pid)
 488                                 printf(", %d", pid);
 489                         printf("]\n");
 490                         return -1;
 491                 }
 492                 socket_id = (uint8_t)int_fld[FLD_SOCKET];
 493                 if (new_socket_id(socket_id)) {
 494                         print_invalid_socket_id_error();
 495                         return -1;
 496                 }
 497                 ring_flag = (uint8_t)int_fld[FLD_FLAG];
 498                 if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
 499                         printf("Invalid ring-flag=%d config for port =%d\n",
 500                                 ring_flag,port_id);
 501                         return -1;
 502                 }
 503
 504                 switch (ring_flag & RXTX_RING) {
 505                 case RX_RING_ONLY:
 506                         rxring_numa[port_id] = socket_id;
 507                         break;
 508                 case TX_RING_ONLY:
 509                         txring_numa[port_id] = socket_id;
 510                         break;
 511                 case RXTX_RING:
 512                         rxring_numa[port_id] = socket_id;
 513                         txring_numa[port_id] = socket_id;
 514                         break;
 515                 default:
 516                         printf("Invalid ring-flag=%d config for port=%d\n",
 517                                 ring_flag,port_id);
 518                         break;
 519                 }
 520         }
 521
 522         return 0;
 523 }
 524
 525 static int
 526 parse_event_printing_config(const char *optarg, int enable)
 527 {
 528         uint32_t mask = 0;
 529
 530         if (!strcmp(optarg, "unknown"))
 531                 mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
 532         else if (!strcmp(optarg, "intr_lsc"))
 533                 mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
 534         else if (!strcmp(optarg, "queue_state"))
 535                 mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
 536         else if (!strcmp(optarg, "intr_reset"))
 537                 mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
 538         else if (!strcmp(optarg, "vf_mbox"))
 539                 mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
 540         else if (!strcmp(optarg, "macsec"))
 541                 mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
 542         else if (!strcmp(optarg, "intr_rmv"))
 543                 mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
 544         else if (!strcmp(optarg, "all"))
 545                 mask = ~UINT32_C(0);
 546         else {
 547                 fprintf(stderr, "Invalid event: %s\n", optarg);
 548                 return -1;
 549         }
 550         if (enable)
 551                 event_print_mask |= mask;
 552         else
 553                 event_print_mask &= ~mask;
 554         return 0;
 555 }
 556
 557 void
 558 launch_args_parse(int argc, char** argv)
 559 {
 560         int n, opt;
 561         char **argvopt;
 562         int opt_idx;
 563         enum { TX, RX };
 564
 565         static struct option lgopts[] = {
 566                 { "help",                       0, 0, 0 },
 567 #ifdef RTE_LIBRTE_CMDLINE
 568                 { "interactive",                0, 0, 0 },
 569                 { "cmdline-file",               1, 0, 0 },
 570                 { "auto-start",                 0, 0, 0 },
 571                 { "eth-peers-configfile",       1, 0, 0 },
 572                 { "eth-peer",                   1, 0, 0 },
 573 #endif
 574                 { "tx-first",                   0, 0, 0 },
 575                 { "stats-period",               1, 0, 0 },
 576                 { "ports",                      1, 0, 0 },
 577                 { "nb-cores",                   1, 0, 0 },
 578                 { "nb-ports",                   1, 0, 0 },
 579                 { "coremask",                   1, 0, 0 },
 580                 { "portmask",                   1, 0, 0 },
 581                 { "numa",                       0, 0, 0 },
 582                 { "no-numa",                    0, 0, 0 },
 583                 { "mp-anon",                    0, 0, 0 },
 584                 { "port-numa-config",           1, 0, 0 },
 585                 { "ring-numa-config",           1, 0, 0 },
 586                 { "socket-num",                 1, 0, 0 },
 587                 { "mbuf-size",                  1, 0, 0 },
 588                 { "total-num-mbufs",            1, 0, 0 },
 589                 { "max-pkt-len",                1, 0, 0 },
 590                 { "pkt-filter-mode",            1, 0, 0 },
 591                 { "pkt-filter-report-hash",     1, 0, 0 },
 592                 { "pkt-filter-size",            1, 0, 0 },
 593                 { "pkt-filter-drop-queue",      1, 0, 0 },
 594 #ifdef RTE_LIBRTE_LATENCY_STATS
 595                 { "latencystats",               1, 0, 0 },
 596 #endif
 597 #ifdef RTE_LIBRTE_BITRATE
 598                 { "bitrate-stats",              1, 0, 0 },
 599 #endif
 600                 { "disable-crc-strip",          0, 0, 0 },
 601                 { "enable-lro",                 0, 0, 0 },
 602                 { "enable-rx-cksum",            0, 0, 0 },
 603                 { "enable-scatter",             0, 0, 0 },
 604                 { "disable-hw-vlan",            0, 0, 0 },
 605                 { "disable-hw-vlan-filter",     0, 0, 0 },
 606                 { "disable-hw-vlan-strip",      0, 0, 0 },
 607                 { "disable-hw-vlan-extend",     0, 0, 0 },
 608                 { "enable-drop-en",            0, 0, 0 },
 609                 { "disable-rss",                0, 0, 0 },
 610                 { "port-topology",              1, 0, 0 },
 611                 { "forward-mode",               1, 0, 0 },
 612                 { "rss-ip",                     0, 0, 0 },
 613                 { "rss-udp",                    0, 0, 0 },
 614                 { "rxq",                        1, 0, 0 },
 615                 { "txq",                        1, 0, 0 },
 616                 { "rxd",                        1, 0, 0 },
 617                 { "txd",                        1, 0, 0 },
 618                 { "burst",                      1, 0, 0 },
 619                 { "mbcache",                    1, 0, 0 },
 620                 { "txpt",                       1, 0, 0 },
 621                 { "txht",                       1, 0, 0 },
 622                 { "txwt",                       1, 0, 0 },
 623                 { "txfreet",                    1, 0, 0 },
 624                 { "txrst",                      1, 0, 0 },
 625                 { "txqflags",                   1, 0, 0 },
 626                 { "rxpt",                       1, 0, 0 },
 627                 { "rxht",                       1, 0, 0 },
 628                 { "rxwt",                       1, 0, 0 },
 629                 { "rxfreet",                    1, 0, 0 },
 630                 { "tx-queue-stats-mapping",     1, 0, 0 },
 631                 { "rx-queue-stats-mapping",     1, 0, 0 },
 632                 { "no-flush-rx",        0, 0, 0 },
 633                 { "txpkts",                     1, 0, 0 },
 634                 { "disable-link-check",         0, 0, 0 },
 635                 { "no-lsc-interrupt",           0, 0, 0 },
 636                 { "no-rmv-interrupt",           0, 0, 0 },
 637                 { "print-event",                1, 0, 0 },
 638                 { "mask-event",                 1, 0, 0 },
 639                 { 0, 0, 0, 0 },
 640         };
 641
 642         argvopt = argv;
 643
 644 #ifdef RTE_LIBRTE_CMDLINE
 645 #define SHORTOPTS "i"
 646 #else
 647 #define SHORTOPTS ""
 648 #endif
 649         while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
 650                                  lgopts, &opt_idx)) != EOF) {
 651                 switch (opt) {
 652 #ifdef RTE_LIBRTE_CMDLINE
 653                 case 'i':
 654                         printf("Interactive-mode selected\n");
 655                         interactive = 1;
 656                         break;
 657 #endif
 658                 case 'a':
 659                         printf("Auto-start selected\n");
 660                         auto_start = 1;
 661                         break;
 662
 663                 case 0: /*long options */
 664                         if (!strcmp(lgopts[opt_idx].name, "help")) {
 665                                 usage(argv[0]);
 666                                 rte_exit(EXIT_SUCCESS, "Displayed help\n");
 667                         }
 668 #ifdef RTE_LIBRTE_CMDLINE
 669                         if (!strcmp(lgopts[opt_idx].name, "interactive")) {
 670                                 printf("Interactive-mode selected\n");
 671                                 interactive = 1;
 672                         }
 673                         if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
 674                                 printf("CLI commands to be read from %s\n",
 675                                        optarg);
 676                                 snprintf(cmdline_filename,
 677                                          sizeof(cmdline_filename), "%s",
 678                                          optarg);
 679                         }
 680                         if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
 681                                 printf("Auto-start selected\n");
 682                                 auto_start = 1;
 683                         }
 684                         if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
 685                                 printf("Ports to start sending a burst of "
 686                                                 "packets first\n");
 687                                 tx_first = 1;
 688                         }
 689                         if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
 690                                 char *end = NULL;
 691                                 unsigned int n;
 692
 693                                 n = strtoul(optarg, &end, 10);
 694                                 if ((optarg[0] == '\0') || (end == NULL) ||
 695                                                 (*end != '\0'))
 696                                         break;
 697
 698                                 stats_period = n;
 699                                 break;
 700                         }
 701                         if (!strcmp(lgopts[opt_idx].name,
 702                                     "eth-peers-configfile")) {
 703                                 if (init_peer_eth_addrs(optarg) != 0)
 704                                         rte_exit(EXIT_FAILURE,
 705                                                  "Cannot open logfile\n");
 706                         }
 707                         if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
 708                                 char *port_end;
 709                                 uint8_t c, peer_addr[6];
 710
 711                                 errno = 0;
 712                                 n = strtoul(optarg, &port_end, 10);
 713                                 if (errno != 0 || port_end == optarg || *port_end++ != ',')
 714                                         rte_exit(EXIT_FAILURE,
 715                                                  "Invalid eth-peer: %s", optarg);
 716                                 if (n >= RTE_MAX_ETHPORTS)
 717                                         rte_exit(EXIT_FAILURE,
 718                                                  "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
 719                                                  n, RTE_MAX_ETHPORTS);
 720
 721                                 if (cmdline_parse_etheraddr(NULL, port_end,
 722                                                 &peer_addr, sizeof(peer_addr)) < 0)
 723                                         rte_exit(EXIT_FAILURE,
 724                                                  "Invalid ethernet address: %s\n",
 725                                                  port_end);
 726                                 for (c = 0; c < 6; c++)
 727                                         peer_eth_addrs[n].addr_bytes[c] =
 728                                                 peer_addr[c];
 729                                 nb_peer_eth_addrs++;
 730                         }
 731 #endif
 732                         if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
 733                                 n = atoi(optarg);
 734                                 if (n > 0 && n <= nb_ports)
 735                                         nb_fwd_ports = (uint8_t) n;
 736                                 else
 737                                         rte_exit(EXIT_FAILURE,
 738                                                  "Invalid port %d\n", n);
 739                         }
 740                         if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
 741                                 n = atoi(optarg);
 742                                 if (n > 0 && n <= nb_lcores)
 743                                         nb_fwd_lcores = (uint8_t) n;
 744                                 else
 745                                         rte_exit(EXIT_FAILURE,
 746                                                  "nb-cores should be > 0 and <= %d\n",
 747                                                  nb_lcores);
 748                         }
 749                         if (!strcmp(lgopts[opt_idx].name, "coremask"))
 750                                 parse_fwd_coremask(optarg);
 751                         if (!strcmp(lgopts[opt_idx].name, "portmask"))
 752                                 parse_fwd_portmask(optarg);
 753                         if (!strcmp(lgopts[opt_idx].name, "no-numa"))
 754                                 numa_support = 0;
 755                         if (!strcmp(lgopts[opt_idx].name, "numa"))
 756                                 numa_support = 1;
 757                         if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
 758                                 mp_anon = 1;
 759                         }
 760                         if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
 761                                 if (parse_portnuma_config(optarg))
 762                                         rte_exit(EXIT_FAILURE,
 763                                            "invalid port-numa configuration\n");
 764                         }
 765                         if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
 766                                 if (parse_ringnuma_config(optarg))
 767                                         rte_exit(EXIT_FAILURE,
 768                                            "invalid ring-numa configuration\n");
 769                         if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
 770                                 n = atoi(optarg);
 771                                 if (!new_socket_id((uint8_t)n)) {
 772                                         socket_num = (uint8_t)n;
 773                                 } else {
 774                                         print_invalid_socket_id_error();
 775                                         rte_exit(EXIT_FAILURE,
 776                                                 "Invalid socket id");
 777                                 }
 778                         }
 779                         if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
 780                                 n = atoi(optarg);
 781                                 if (n > 0 && n <= 0xFFFF)
 782                                         mbuf_data_size = (uint16_t) n;
 783                                 else
 784                                         rte_exit(EXIT_FAILURE,
 785                                                  "mbuf-size should be > 0 and < 65536\n");
 786                         }
 787                         if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
 788                                 n = atoi(optarg);
 789                                 if (n > 1024)
 790                                         param_total_num_mbufs = (unsigned)n;
 791                                 else
 792                                         rte_exit(EXIT_FAILURE,
 793                                                  "total-num-mbufs should be > 1024\n");
 794                         }
 795                         if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
 796                                 n = atoi(optarg);
 797                                 if (n >= ETHER_MIN_LEN) {
 798                                         rx_mode.max_rx_pkt_len = (uint32_t) n;
 799                                         if (n > ETHER_MAX_LEN)
 800                                             rx_mode.jumbo_frame = 1;
 801                                 } else
 802                                         rte_exit(EXIT_FAILURE,
 803                                                  "Invalid max-pkt-len=%d - should be > %d\n",
 804                                                  n, ETHER_MIN_LEN);
 805                         }
 806                         if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
 807                                 if (!strcmp(optarg, "signature"))
 808                                         fdir_conf.mode =
 809                                                 RTE_FDIR_MODE_SIGNATURE;
 810                                 else if (!strcmp(optarg, "perfect"))
 811                                         fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
 812                                 else if (!strcmp(optarg, "perfect-mac-vlan"))
 813                                         fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
 814                                 else if (!strcmp(optarg, "perfect-tunnel"))
 815                                         fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
 816                                 else if (!strcmp(optarg, "none"))
 817                                         fdir_conf.mode = RTE_FDIR_MODE_NONE;
 818                                 else
 819                                         rte_exit(EXIT_FAILURE,
 820                                                  "pkt-mode-invalid %s invalid - must be: "
 821                                                  "none, signature, perfect, perfect-mac-vlan"
 822                                                  " or perfect-tunnel\n",
 823                                                  optarg);
 824                         }
 825                         if (!strcmp(lgopts[opt_idx].name,
 826                                     "pkt-filter-report-hash")) {
 827                                 if (!strcmp(optarg, "none"))
 828                                         fdir_conf.status =
 829                                                 RTE_FDIR_NO_REPORT_STATUS;
 830                                 else if (!strcmp(optarg, "match"))
 831                                         fdir_conf.status =
 832                                                 RTE_FDIR_REPORT_STATUS;
 833                                 else if (!strcmp(optarg, "always"))
 834                                         fdir_conf.status =
 835                                                 RTE_FDIR_REPORT_STATUS_ALWAYS;
 836                                 else
 837                                         rte_exit(EXIT_FAILURE,
 838                                                  "pkt-filter-report-hash %s invalid "
 839                                                  "- must be: none or match or always\n",
 840                                                  optarg);
 841                         }
 842                         if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
 843                                 if (!strcmp(optarg, "64K"))
 844                                         fdir_conf.pballoc =
 845                                                 RTE_FDIR_PBALLOC_64K;
 846                                 else if (!strcmp(optarg, "128K"))
 847                                         fdir_conf.pballoc =
 848                                                 RTE_FDIR_PBALLOC_128K;
 849                                 else if (!strcmp(optarg, "256K"))
 850                                         fdir_conf.pballoc =
 851                                                 RTE_FDIR_PBALLOC_256K;
 852                                 else
 853                                         rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
 854                                                  " must be: 64K or 128K or 256K\n",
 855                                                  optarg);
 856                         }
 857                         if (!strcmp(lgopts[opt_idx].name,
 858                                     "pkt-filter-drop-queue")) {
 859                                 n = atoi(optarg);
 860                                 if (n >= 0)
 861                                         fdir_conf.drop_queue = (uint8_t) n;
 862                                 else
 863                                         rte_exit(EXIT_FAILURE,
 864                                                  "drop queue %d invalid - must"
 865                                                  "be >= 0 \n", n);
 866                         }
 867 #ifdef RTE_LIBRTE_LATENCY_STATS
 868                         if (!strcmp(lgopts[opt_idx].name,
 869                                     "latencystats")) {
 870                                 n = atoi(optarg);
 871                                 if (n >= 0) {
 872                                         latencystats_lcore_id = (lcoreid_t) n;
 873                                         latencystats_enabled = 1;
 874                                 } else
 875                                         rte_exit(EXIT_FAILURE,
 876                                                  "invalid lcore id %d for latencystats"
 877                                                  " must be >= 0\n", n);
 878                         }
 879 #endif
 880 #ifdef RTE_LIBRTE_BITRATE
 881                         if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
 882                                 n = atoi(optarg);
 883                                 if (n >= 0) {
 884                                         bitrate_lcore_id = (lcoreid_t) n;
 885                                         bitrate_enabled = 1;
 886                                 } else
 887                                         rte_exit(EXIT_FAILURE,
 888                                                  "invalid lcore id %d for bitrate stats"
 889                                                  " must be >= 0\n", n);
 890                         }
 891 #endif
 892                         if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
 893                                 rx_mode.hw_strip_crc = 0;
 894                         if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
 895                                 rx_mode.enable_lro = 1;
 896                         if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
 897                                 rx_mode.enable_scatter = 1;
 898                         if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
 899                                 rx_mode.hw_ip_checksum = 1;
 900
 901                         if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan")) {
 902                                 rx_mode.hw_vlan_filter = 0;
 903                                 rx_mode.hw_vlan_strip  = 0;
 904                                 rx_mode.hw_vlan_extend = 0;
 905                         }
 906
 907                         if (!strcmp(lgopts[opt_idx].name,
 908                                         "disable-hw-vlan-filter"))
 909                                 rx_mode.hw_vlan_filter = 0;
 910
 911                         if (!strcmp(lgopts[opt_idx].name,
 912                                         "disable-hw-vlan-strip"))
 913                                 rx_mode.hw_vlan_strip  = 0;
 914
 915                         if (!strcmp(lgopts[opt_idx].name,
 916                                         "disable-hw-vlan-extend"))
 917                                 rx_mode.hw_vlan_extend = 0;
 918
 919                         if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
 920                                 rx_drop_en = 1;
 921
 922                         if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
 923                                 rss_hf = 0;
 924                         if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
 925                                 if (!strcmp(optarg, "paired"))
 926                                         port_topology = PORT_TOPOLOGY_PAIRED;
 927                                 else if (!strcmp(optarg, "chained"))
 928                                         port_topology = PORT_TOPOLOGY_CHAINED;
 929                                 else if (!strcmp(optarg, "loop"))
 930                                         port_topology = PORT_TOPOLOGY_LOOP;
 931                                 else
 932                                         rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
 933                                                  " must be: paired or chained \n",
 934                                                  optarg);
 935                         }
 936                         if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
 937                                 set_pkt_forwarding_mode(optarg);
 938                         if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
 939                                 rss_hf = ETH_RSS_IP;
 940                         if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
 941                                 rss_hf = ETH_RSS_UDP;
 942                         if (!strcmp(lgopts[opt_idx].name, "rxq")) {
 943                                 n = atoi(optarg);
 944                                 if (n >= 0 && n <= (int) MAX_QUEUE_ID)
 945                                         nb_rxq = (queueid_t) n;
 946                                 else
 947                                         rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
 948                                                   " >= 0 && <= %d\n", n,
 949                                                   (int) MAX_QUEUE_ID);
 950                         }
 951                         if (!strcmp(lgopts[opt_idx].name, "txq")) {
 952                                 n = atoi(optarg);
 953                                 if (n >= 0 && n <= (int) MAX_QUEUE_ID)
 954                                         nb_txq = (queueid_t) n;
 955                                 else
 956                                         rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
 957                                                   " >= 0 && <= %d\n", n,
 958                                                   (int) MAX_QUEUE_ID);
 959                         }
 960                         if (!nb_rxq && !nb_txq) {
 961                                 rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
 962                                                 "be non-zero\n");
 963                         }
 964                         if (!strcmp(lgopts[opt_idx].name, "burst")) {
 965                                 n = atoi(optarg);
 966                                 if ((n >= 1) && (n <= MAX_PKT_BURST))
 967                                         nb_pkt_per_burst = (uint16_t) n;
 968                                 else
 969                                         rte_exit(EXIT_FAILURE,
 970                                                  "burst must >= 1 and <= %d]",
 971                                                  MAX_PKT_BURST);
 972                         }
 973                         if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
 974                                 n = atoi(optarg);
 975                                 if ((n >= 0) &&
 976                                     (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
 977                                         mb_mempool_cache = (uint16_t) n;
 978                                 else
 979                                         rte_exit(EXIT_FAILURE,
 980                                                  "mbcache must be >= 0 and <= %d\n",
 981                                                  RTE_MEMPOOL_CACHE_MAX_SIZE);
 982                         }
 983                         if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
 984                                 n = atoi(optarg);
 985                                 if (n >= 0)
 986                                         tx_free_thresh = (int16_t)n;
 987                                 else
 988                                         rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
 989                         }
 990                         if (!strcmp(lgopts[opt_idx].name, "txrst")) {
 991                                 n = atoi(optarg);
 992                                 if (n >= 0)
 993                                         tx_rs_thresh = (int16_t)n;
 994                                 else
 995                                         rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
 996                         }
 997                         if (!strcmp(lgopts[opt_idx].name, "txqflags")) {
 998                                 char *end = NULL;
 999                                 n = strtoul(optarg, &end, 16);
1000                                 if (n >= 0)
1001                                         txq_flags = (int32_t)n;
1002                                 else
1003                                         rte_exit(EXIT_FAILURE,
1004                                                  "txqflags must be >= 0\n");
1005                         }
1006                         if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1007                                 n = atoi(optarg);
1008                                 if (n > 0) {
1009                                         if (rx_free_thresh >= n)
1010                                                 rte_exit(EXIT_FAILURE,
1011                                                          "rxd must be > "
1012                                                          "rx_free_thresh(%d)\n",
1013                                                          (int)rx_free_thresh);
1014                                         else
1015                                                 nb_rxd = (uint16_t) n;
1016                                 } else
1017                                         rte_exit(EXIT_FAILURE,
1018                                                  "rxd(%d) invalid - must be > 0\n",
1019                                                  n);
1020                         }
1021                         if (!strcmp(lgopts[opt_idx].name, "txd")) {
1022                                 n = atoi(optarg);
1023                                 if (n > 0)
1024                                         nb_txd = (uint16_t) n;
1025                                 else
1026                                         rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1027                         }
1028                         if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1029                                 n = atoi(optarg);
1030                                 if (n >= 0)
1031                                         tx_pthresh = (int8_t)n;
1032                                 else
1033                                         rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1034                         }
1035                         if (!strcmp(lgopts[opt_idx].name, "txht")) {
1036                                 n = atoi(optarg);
1037                                 if (n >= 0)
1038                                         tx_hthresh = (int8_t)n;
1039                                 else
1040                                         rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1041                         }
1042                         if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1043                                 n = atoi(optarg);
1044                                 if (n >= 0)
1045                                         tx_wthresh = (int8_t)n;
1046                                 else
1047                                         rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1048                         }
1049                         if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1050                                 n = atoi(optarg);
1051                                 if (n >= 0)
1052                                         rx_pthresh = (int8_t)n;
1053                                 else
1054                                         rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1055                         }
1056                         if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1057                                 n = atoi(optarg);
1058                                 if (n >= 0)
1059                                         rx_hthresh = (int8_t)n;
1060                                 else
1061                                         rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1062                         }
1063                         if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1064                                 n = atoi(optarg);
1065                                 if (n >= 0)
1066                                         rx_wthresh = (int8_t)n;
1067                                 else
1068                                         rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1069                         }
1070                         if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1071                                 n = atoi(optarg);
1072                                 if (n >= 0)
1073                                         rx_free_thresh = (int16_t)n;
1074                                 else
1075                                         rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1076                         }
1077                         if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1078                                 if (parse_queue_stats_mapping_config(optarg, TX)) {
1079                                         rte_exit(EXIT_FAILURE,
1080                                                  "invalid TX queue statistics mapping config entered\n");
1081                                 }
1082                         }
1083                         if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1084                                 if (parse_queue_stats_mapping_config(optarg, RX)) {
1085                                         rte_exit(EXIT_FAILURE,
1086                                                  "invalid RX queue statistics mapping config entered\n");
1087                                 }
1088                         }
1089                         if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1090                                 unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1091                                 unsigned int nb_segs;
1092
1093                                 nb_segs = parse_item_list(optarg, "txpkt segments",
1094                                                 RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1095                                 if (nb_segs > 0)
1096                                         set_tx_pkt_segments(seg_lengths, nb_segs);
1097                                 else
1098                                         rte_exit(EXIT_FAILURE, "bad txpkts\n");
1099                         }
1100                         if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1101                                 no_flush_rx = 1;
1102                         if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1103                                 no_link_check = 1;
1104                         if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1105                                 lsc_interrupt = 0;
1106                         if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1107                                 rmv_interrupt = 0;
1108                         if (!strcmp(lgopts[opt_idx].name, "print-event"))
1109                                 if (parse_event_printing_config(optarg, 1)) {
1110                                         rte_exit(EXIT_FAILURE,
1111                                                  "invalid print-event argument\n");
1112                                 }
1113                         if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1114                                 if (parse_event_printing_config(optarg, 0)) {
1115                                         rte_exit(EXIT_FAILURE,
1116                                                  "invalid mask-event argument\n");
1117                                 }
1118
1119                         break;
1120                 case 'h':
1121                         usage(argv[0]);
1122                         rte_exit(EXIT_SUCCESS, "Displayed help\n");
1123                         break;
1124                 default:
1125                         usage(argv[0]);
1126                         rte_exit(EXIT_FAILURE,
1127                                  "Command line is incomplete or incorrect\n");
1128                         break;
1129                 }
1130         }
1131 }