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 <stdarg.h> 35 #include <stdio.h> 36 #include <stdlib.h> 37 #include <signal.h> 38 #include <string.h> 39 #include <time.h> 40 #include <fcntl.h> 41 #include <sys/types.h> 42 #include <errno.h> 43 44 #include <sys/queue.h> 45 #include <sys/stat.h> 46 47 #include <stdint.h> 48 #include <unistd.h> 49 #include <inttypes.h> 50 51 #include <rte_common.h> 52 #include <rte_byteorder.h> 53 #include <rte_log.h> 54 #include <rte_debug.h> 55 #include <rte_cycles.h> 56 #include <rte_memory.h> 57 #include <rte_memcpy.h> 58 #include <rte_memzone.h> 59 #include <rte_launch.h> 60 #include <rte_tailq.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_ring.h> 67 #include <rte_mempool.h> 68 #include <rte_malloc.h> 69 #include <rte_mbuf.h> 70 #include <rte_interrupts.h> 71 #include <rte_pci.h> 72 #include <rte_ether.h> 73 #include <rte_ethdev.h> 74 #include <rte_string_fns.h> 75 #ifdef RTE_LIBRTE_PMD_XENVIRT 76 #include <rte_eth_xenvirt.h> 77 #endif 78 79 #include "testpmd.h" 80 #include "mempool_osdep.h" 81 82 uint16_t verbose_level = 0; /**< Silent by default. */ 83 84 /* use master core for command line ? */ 85 uint8_t interactive = 0; 86 87 /* 88 * NUMA support configuration. 89 * When set, the NUMA support attempts to dispatch the allocation of the 90 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 91 * probed ports among the CPU sockets 0 and 1. 92 * Otherwise, all memory is allocated from CPU socket 0. 93 */ 94 uint8_t numa_support = 0; /**< No numa support by default */ 95 96 /* 97 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 98 * not configured. 99 */ 100 uint8_t socket_num = UMA_NO_CONFIG; 101 102 /* 103 * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs. 104 */ 105 uint8_t mp_anon = 0; 106 107 /* 108 * Record the Ethernet address of peer target ports to which packets are 109 * forwarded. 110 * Must be instanciated with the ethernet addresses of peer traffic generator 111 * ports. 112 */ 113 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 114 portid_t nb_peer_eth_addrs = 0; 115 116 /* 117 * Probed Target Environment. 118 */ 119 struct rte_port *ports; /**< For all probed ethernet ports. */ 120 portid_t nb_ports; /**< Number of probed ethernet ports. */ 121 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 122 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 123 124 /* 125 * Test Forwarding Configuration. 126 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 127 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 128 */ 129 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 130 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 131 portid_t nb_cfg_ports; /**< Number of configured ports. */ 132 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 133 134 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 135 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 136 137 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 138 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 139 140 /* 141 * Forwarding engines. 142 */ 143 struct fwd_engine * fwd_engines[] = { 144 &io_fwd_engine, 145 &mac_fwd_engine, 146 &mac_retry_fwd_engine, 147 &rx_only_engine, 148 &tx_only_engine, 149 &csum_fwd_engine, 150 #ifdef RTE_LIBRTE_IEEE1588 151 &ieee1588_fwd_engine, 152 #endif 153 NULL, 154 }; 155 156 struct fwd_config cur_fwd_config; 157 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 158 159 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 160 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 161 * specified on command-line. */ 162 163 /* 164 * Configuration of packet segments used by the "txonly" processing engine. 165 */ 166 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 167 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 168 TXONLY_DEF_PACKET_LEN, 169 }; 170 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 171 172 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 173 uint16_t mb_mempool_cache = DEF_PKT_BURST; /**< Size of mbuf mempool cache. */ 174 175 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 176 uint8_t dcb_config = 0; 177 178 /* Whether the dcb is in testing status */ 179 uint8_t dcb_test = 0; 180 181 /* DCB on and VT on mapping is default */ 182 enum dcb_queue_mapping_mode dcb_q_mapping = DCB_VT_Q_MAPPING; 183 184 /* 185 * Configurable number of RX/TX queues. 186 */ 187 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 188 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 189 190 /* 191 * Configurable number of RX/TX ring descriptors. 192 */ 193 #define RTE_TEST_RX_DESC_DEFAULT 128 194 #define RTE_TEST_TX_DESC_DEFAULT 512 195 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 196 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 197 198 /* 199 * Configurable values of RX and TX ring threshold registers. 200 */ 201 #define RX_PTHRESH 8 /**< Default value of RX prefetch threshold register. */ 202 #define RX_HTHRESH 8 /**< Default value of RX host threshold register. */ 203 #define RX_WTHRESH 4 /**< Default value of RX write-back threshold register. */ 204 205 #define TX_PTHRESH 36 /**< Default value of TX prefetch threshold register. */ 206 #define TX_HTHRESH 0 /**< Default value of TX host threshold register. */ 207 #define TX_WTHRESH 0 /**< Default value of TX write-back threshold register. */ 208 209 struct rte_eth_thresh rx_thresh = { 210 .pthresh = RX_PTHRESH, 211 .hthresh = RX_HTHRESH, 212 .wthresh = RX_WTHRESH, 213 }; 214 215 struct rte_eth_thresh tx_thresh = { 216 .pthresh = TX_PTHRESH, 217 .hthresh = TX_HTHRESH, 218 .wthresh = TX_WTHRESH, 219 }; 220 221 /* 222 * Configurable value of RX free threshold. 223 */ 224 uint16_t rx_free_thresh = 0; /* Immediately free RX descriptors by default. */ 225 226 /* 227 * Configurable value of RX drop enable. 228 */ 229 uint8_t rx_drop_en = 0; /* Drop packets when no descriptors for queue. */ 230 231 /* 232 * Configurable value of TX free threshold. 233 */ 234 uint16_t tx_free_thresh = 0; /* Use default values. */ 235 236 /* 237 * Configurable value of TX RS bit threshold. 238 */ 239 uint16_t tx_rs_thresh = 0; /* Use default values. */ 240 241 /* 242 * Configurable value of TX queue flags. 243 */ 244 uint32_t txq_flags = 0; /* No flags set. */ 245 246 /* 247 * Receive Side Scaling (RSS) configuration. 248 */ 249 uint16_t rss_hf = ETH_RSS_IPV4 | ETH_RSS_IPV6; /* RSS IP by default. */ 250 251 /* 252 * Port topology configuration 253 */ 254 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 255 256 /* 257 * Avoids to flush all the RX streams before starts forwarding. 258 */ 259 uint8_t no_flush_rx = 0; /* flush by default */ 260 261 /* 262 * NIC bypass mode configuration options. 263 */ 264 #ifdef RTE_NIC_BYPASS 265 266 /* The NIC bypass watchdog timeout. */ 267 uint32_t bypass_timeout = RTE_BYPASS_TMT_OFF; 268 269 #endif 270 271 /* 272 * Ethernet device configuration. 273 */ 274 struct rte_eth_rxmode rx_mode = { 275 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 276 .split_hdr_size = 0, 277 .header_split = 0, /**< Header Split disabled. */ 278 .hw_ip_checksum = 0, /**< IP checksum offload disabled. */ 279 .hw_vlan_filter = 1, /**< VLAN filtering enabled. */ 280 .hw_vlan_strip = 1, /**< VLAN strip enabled. */ 281 .hw_vlan_extend = 0, /**< Extended VLAN disabled. */ 282 .jumbo_frame = 0, /**< Jumbo Frame Support disabled. */ 283 .hw_strip_crc = 0, /**< CRC stripping by hardware disabled. */ 284 }; 285 286 struct rte_fdir_conf fdir_conf = { 287 .mode = RTE_FDIR_MODE_NONE, 288 .pballoc = RTE_FDIR_PBALLOC_64K, 289 .status = RTE_FDIR_REPORT_STATUS, 290 .flexbytes_offset = 0x6, 291 .drop_queue = 127, 292 }; 293 294 static volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 295 296 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 297 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 298 299 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 300 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 301 302 uint16_t nb_tx_queue_stats_mappings = 0; 303 uint16_t nb_rx_queue_stats_mappings = 0; 304 305 /* Forward function declarations */ 306 static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port); 307 static void check_all_ports_link_status(uint8_t port_num, uint32_t port_mask); 308 309 /* 310 * Check if all the ports are started. 311 * If yes, return positive value. If not, return zero. 312 */ 313 static int all_ports_started(void); 314 315 /* 316 * Setup default configuration. 317 */ 318 static void 319 set_default_fwd_lcores_config(void) 320 { 321 unsigned int i; 322 unsigned int nb_lc; 323 324 nb_lc = 0; 325 for (i = 0; i < RTE_MAX_LCORE; i++) { 326 if (! rte_lcore_is_enabled(i)) 327 continue; 328 if (i == rte_get_master_lcore()) 329 continue; 330 fwd_lcores_cpuids[nb_lc++] = i; 331 } 332 nb_lcores = (lcoreid_t) nb_lc; 333 nb_cfg_lcores = nb_lcores; 334 nb_fwd_lcores = 1; 335 } 336 337 static void 338 set_def_peer_eth_addrs(void) 339 { 340 portid_t i; 341 342 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 343 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 344 peer_eth_addrs[i].addr_bytes[5] = i; 345 } 346 } 347 348 static void 349 set_default_fwd_ports_config(void) 350 { 351 portid_t pt_id; 352 353 for (pt_id = 0; pt_id < nb_ports; pt_id++) 354 fwd_ports_ids[pt_id] = pt_id; 355 356 nb_cfg_ports = nb_ports; 357 nb_fwd_ports = nb_ports; 358 } 359 360 void 361 set_def_fwd_config(void) 362 { 363 set_default_fwd_lcores_config(); 364 set_def_peer_eth_addrs(); 365 set_default_fwd_ports_config(); 366 } 367 368 /* 369 * Configuration initialisation done once at init time. 370 */ 371 struct mbuf_ctor_arg { 372 uint16_t seg_buf_offset; /**< offset of data in data segment of mbuf. */ 373 uint16_t seg_buf_size; /**< size of data segment in mbuf. */ 374 }; 375 376 struct mbuf_pool_ctor_arg { 377 uint16_t seg_buf_size; /**< size of data segment in mbuf. */ 378 }; 379 380 static void 381 testpmd_mbuf_ctor(struct rte_mempool *mp, 382 void *opaque_arg, 383 void *raw_mbuf, 384 __attribute__((unused)) unsigned i) 385 { 386 struct mbuf_ctor_arg *mb_ctor_arg; 387 struct rte_mbuf *mb; 388 389 mb_ctor_arg = (struct mbuf_ctor_arg *) opaque_arg; 390 mb = (struct rte_mbuf *) raw_mbuf; 391 392 mb->type = RTE_MBUF_PKT; 393 mb->pool = mp; 394 mb->buf_addr = (void *) ((char *)mb + mb_ctor_arg->seg_buf_offset); 395 mb->buf_physaddr = (uint64_t) (rte_mempool_virt2phy(mp, mb) + 396 mb_ctor_arg->seg_buf_offset); 397 mb->buf_len = mb_ctor_arg->seg_buf_size; 398 mb->type = RTE_MBUF_PKT; 399 mb->ol_flags = 0; 400 mb->pkt.data = (char *) mb->buf_addr + RTE_PKTMBUF_HEADROOM; 401 mb->pkt.nb_segs = 1; 402 mb->pkt.vlan_macip.data = 0; 403 mb->pkt.hash.rss = 0; 404 } 405 406 static void 407 testpmd_mbuf_pool_ctor(struct rte_mempool *mp, 408 void *opaque_arg) 409 { 410 struct mbuf_pool_ctor_arg *mbp_ctor_arg; 411 struct rte_pktmbuf_pool_private *mbp_priv; 412 413 if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) { 414 printf("%s(%s) private_data_size %d < %d\n", 415 __func__, mp->name, (int) mp->private_data_size, 416 (int) sizeof(struct rte_pktmbuf_pool_private)); 417 return; 418 } 419 mbp_ctor_arg = (struct mbuf_pool_ctor_arg *) opaque_arg; 420 mbp_priv = rte_mempool_get_priv(mp); 421 mbp_priv->mbuf_data_room_size = mbp_ctor_arg->seg_buf_size; 422 } 423 424 static void 425 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 426 unsigned int socket_id) 427 { 428 char pool_name[RTE_MEMPOOL_NAMESIZE]; 429 struct rte_mempool *rte_mp; 430 struct mbuf_pool_ctor_arg mbp_ctor_arg; 431 struct mbuf_ctor_arg mb_ctor_arg; 432 uint32_t mb_size; 433 434 mbp_ctor_arg.seg_buf_size = (uint16_t) (RTE_PKTMBUF_HEADROOM + 435 mbuf_seg_size); 436 mb_ctor_arg.seg_buf_offset = 437 (uint16_t) CACHE_LINE_ROUNDUP(sizeof(struct rte_mbuf)); 438 mb_ctor_arg.seg_buf_size = mbp_ctor_arg.seg_buf_size; 439 mb_size = mb_ctor_arg.seg_buf_offset + mb_ctor_arg.seg_buf_size; 440 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 441 442 #ifdef RTE_LIBRTE_PMD_XENVIRT 443 rte_mp = rte_mempool_gntalloc_create(pool_name, nb_mbuf, mb_size, 444 (unsigned) mb_mempool_cache, 445 sizeof(struct rte_pktmbuf_pool_private), 446 testpmd_mbuf_pool_ctor, &mbp_ctor_arg, 447 testpmd_mbuf_ctor, &mb_ctor_arg, 448 socket_id, 0); 449 450 451 452 #else 453 if (mp_anon != 0) 454 rte_mp = mempool_anon_create(pool_name, nb_mbuf, mb_size, 455 (unsigned) mb_mempool_cache, 456 sizeof(struct rte_pktmbuf_pool_private), 457 testpmd_mbuf_pool_ctor, &mbp_ctor_arg, 458 testpmd_mbuf_ctor, &mb_ctor_arg, 459 socket_id, 0); 460 else 461 rte_mp = rte_mempool_create(pool_name, nb_mbuf, mb_size, 462 (unsigned) mb_mempool_cache, 463 sizeof(struct rte_pktmbuf_pool_private), 464 testpmd_mbuf_pool_ctor, &mbp_ctor_arg, 465 testpmd_mbuf_ctor, &mb_ctor_arg, 466 socket_id, 0); 467 468 #endif 469 470 if (rte_mp == NULL) { 471 rte_exit(EXIT_FAILURE, "Creation of mbuf pool for socket %u " 472 "failed\n", socket_id); 473 } else if (verbose_level > 0) { 474 rte_mempool_dump(rte_mp); 475 } 476 } 477 478 /* 479 * Check given socket id is valid or not with NUMA mode, 480 * if valid, return 0, else return -1 481 */ 482 static int 483 check_socket_id(const unsigned int socket_id) 484 { 485 static int warning_once = 0; 486 487 if (socket_id >= MAX_SOCKET) { 488 if (!warning_once && numa_support) 489 printf("Warning: NUMA should be configured manually by" 490 " using --port-numa-config and" 491 " --ring-numa-config parameters along with" 492 " --numa.\n"); 493 warning_once = 1; 494 return -1; 495 } 496 return 0; 497 } 498 499 static void 500 init_config(void) 501 { 502 portid_t pid; 503 struct rte_port *port; 504 struct rte_mempool *mbp; 505 unsigned int nb_mbuf_per_pool; 506 lcoreid_t lc_id; 507 uint8_t port_per_socket[MAX_SOCKET]; 508 509 memset(port_per_socket,0,MAX_SOCKET); 510 /* Configuration of logical cores. */ 511 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 512 sizeof(struct fwd_lcore *) * nb_lcores, 513 CACHE_LINE_SIZE); 514 if (fwd_lcores == NULL) { 515 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 516 "failed\n", nb_lcores); 517 } 518 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 519 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 520 sizeof(struct fwd_lcore), 521 CACHE_LINE_SIZE); 522 if (fwd_lcores[lc_id] == NULL) { 523 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 524 "failed\n"); 525 } 526 fwd_lcores[lc_id]->cpuid_idx = lc_id; 527 } 528 529 /* 530 * Create pools of mbuf. 531 * If NUMA support is disabled, create a single pool of mbuf in 532 * socket 0 memory by default. 533 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 534 * 535 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 536 * nb_txd can be configured at run time. 537 */ 538 if (param_total_num_mbufs) 539 nb_mbuf_per_pool = param_total_num_mbufs; 540 else { 541 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + (nb_lcores * mb_mempool_cache) 542 + RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 543 544 if (!numa_support) 545 nb_mbuf_per_pool = (nb_mbuf_per_pool * nb_ports); 546 } 547 548 if (!numa_support) { 549 if (socket_num == UMA_NO_CONFIG) 550 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 551 else 552 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 553 socket_num); 554 } 555 556 /* Configuration of Ethernet ports. */ 557 ports = rte_zmalloc("testpmd: ports", 558 sizeof(struct rte_port) * nb_ports, 559 CACHE_LINE_SIZE); 560 if (ports == NULL) { 561 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d struct rte_port) " 562 "failed\n", nb_ports); 563 } 564 565 for (pid = 0; pid < nb_ports; pid++) { 566 port = &ports[pid]; 567 rte_eth_dev_info_get(pid, &port->dev_info); 568 569 if (numa_support) { 570 if (port_numa[pid] != NUMA_NO_CONFIG) 571 port_per_socket[port_numa[pid]]++; 572 else { 573 uint32_t socket_id = rte_eth_dev_socket_id(pid); 574 575 /* if socket_id is invalid, set to 0 */ 576 if (check_socket_id(socket_id) < 0) 577 socket_id = 0; 578 port_per_socket[socket_id]++; 579 } 580 } 581 582 /* set flag to initialize port/queue */ 583 port->need_reconfig = 1; 584 port->need_reconfig_queues = 1; 585 } 586 587 if (numa_support) { 588 uint8_t i; 589 unsigned int nb_mbuf; 590 591 if (param_total_num_mbufs) 592 nb_mbuf_per_pool = nb_mbuf_per_pool/nb_ports; 593 594 for (i = 0; i < MAX_SOCKET; i++) { 595 nb_mbuf = (nb_mbuf_per_pool * 596 port_per_socket[i]); 597 if (nb_mbuf) 598 mbuf_pool_create(mbuf_data_size, 599 nb_mbuf,i); 600 } 601 } 602 init_port_config(); 603 604 /* 605 * Records which Mbuf pool to use by each logical core, if needed. 606 */ 607 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 608 mbp = mbuf_pool_find(rte_lcore_to_socket_id(lc_id)); 609 if (mbp == NULL) 610 mbp = mbuf_pool_find(0); 611 fwd_lcores[lc_id]->mbp = mbp; 612 } 613 614 /* Configuration of packet forwarding streams. */ 615 if (init_fwd_streams() < 0) 616 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 617 } 618 619 int 620 init_fwd_streams(void) 621 { 622 portid_t pid; 623 struct rte_port *port; 624 streamid_t sm_id, nb_fwd_streams_new; 625 626 /* set socket id according to numa or not */ 627 for (pid = 0; pid < nb_ports; pid++) { 628 port = &ports[pid]; 629 if (nb_rxq > port->dev_info.max_rx_queues) { 630 printf("Fail: nb_rxq(%d) is greater than " 631 "max_rx_queues(%d)\n", nb_rxq, 632 port->dev_info.max_rx_queues); 633 return -1; 634 } 635 if (nb_txq > port->dev_info.max_tx_queues) { 636 printf("Fail: nb_txq(%d) is greater than " 637 "max_tx_queues(%d)\n", nb_txq, 638 port->dev_info.max_tx_queues); 639 return -1; 640 } 641 if (numa_support) { 642 if (port_numa[pid] != NUMA_NO_CONFIG) 643 port->socket_id = port_numa[pid]; 644 else { 645 port->socket_id = rte_eth_dev_socket_id(pid); 646 647 /* if socket_id is invalid, set to 0 */ 648 if (check_socket_id(port->socket_id) < 0) 649 port->socket_id = 0; 650 } 651 } 652 else { 653 if (socket_num == UMA_NO_CONFIG) 654 port->socket_id = 0; 655 else 656 port->socket_id = socket_num; 657 } 658 } 659 660 nb_fwd_streams_new = (streamid_t)(nb_ports * nb_rxq); 661 if (nb_fwd_streams_new == nb_fwd_streams) 662 return 0; 663 /* clear the old */ 664 if (fwd_streams != NULL) { 665 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 666 if (fwd_streams[sm_id] == NULL) 667 continue; 668 rte_free(fwd_streams[sm_id]); 669 fwd_streams[sm_id] = NULL; 670 } 671 rte_free(fwd_streams); 672 fwd_streams = NULL; 673 } 674 675 /* init new */ 676 nb_fwd_streams = nb_fwd_streams_new; 677 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 678 sizeof(struct fwd_stream *) * nb_fwd_streams, CACHE_LINE_SIZE); 679 if (fwd_streams == NULL) 680 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) " 681 "failed\n", nb_fwd_streams); 682 683 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 684 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream", 685 sizeof(struct fwd_stream), CACHE_LINE_SIZE); 686 if (fwd_streams[sm_id] == NULL) 687 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)" 688 " failed\n"); 689 } 690 691 return 0; 692 } 693 694 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 695 static void 696 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 697 { 698 unsigned int total_burst; 699 unsigned int nb_burst; 700 unsigned int burst_stats[3]; 701 uint16_t pktnb_stats[3]; 702 uint16_t nb_pkt; 703 int burst_percent[3]; 704 705 /* 706 * First compute the total number of packet bursts and the 707 * two highest numbers of bursts of the same number of packets. 708 */ 709 total_burst = 0; 710 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 711 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 712 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 713 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 714 if (nb_burst == 0) 715 continue; 716 total_burst += nb_burst; 717 if (nb_burst > burst_stats[0]) { 718 burst_stats[1] = burst_stats[0]; 719 pktnb_stats[1] = pktnb_stats[0]; 720 burst_stats[0] = nb_burst; 721 pktnb_stats[0] = nb_pkt; 722 } 723 } 724 if (total_burst == 0) 725 return; 726 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 727 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 728 burst_percent[0], (int) pktnb_stats[0]); 729 if (burst_stats[0] == total_burst) { 730 printf("]\n"); 731 return; 732 } 733 if (burst_stats[0] + burst_stats[1] == total_burst) { 734 printf(" + %d%% of %d pkts]\n", 735 100 - burst_percent[0], pktnb_stats[1]); 736 return; 737 } 738 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 739 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 740 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 741 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 742 return; 743 } 744 printf(" + %d%% of %d pkts + %d%% of others]\n", 745 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 746 } 747 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 748 749 static void 750 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 751 { 752 struct rte_port *port; 753 uint8_t i; 754 755 static const char *fwd_stats_border = "----------------------"; 756 757 port = &ports[port_id]; 758 printf("\n %s Forward statistics for port %-2d %s\n", 759 fwd_stats_border, port_id, fwd_stats_border); 760 761 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 762 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 763 "%-"PRIu64"\n", 764 stats->ipackets, stats->ierrors, 765 (uint64_t) (stats->ipackets + stats->ierrors)); 766 767 if (cur_fwd_eng == &csum_fwd_engine) 768 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 769 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 770 771 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 772 "%-"PRIu64"\n", 773 stats->opackets, port->tx_dropped, 774 (uint64_t) (stats->opackets + port->tx_dropped)); 775 776 if (stats->rx_nombuf > 0) 777 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 778 779 } 780 else { 781 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 782 "%14"PRIu64"\n", 783 stats->ipackets, stats->ierrors, 784 (uint64_t) (stats->ipackets + stats->ierrors)); 785 786 if (cur_fwd_eng == &csum_fwd_engine) 787 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 788 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 789 790 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 791 "%14"PRIu64"\n", 792 stats->opackets, port->tx_dropped, 793 (uint64_t) (stats->opackets + port->tx_dropped)); 794 795 if (stats->rx_nombuf > 0) 796 printf(" RX-nombufs:%14"PRIu64"\n", stats->rx_nombuf); 797 } 798 799 /* Display statistics of XON/XOFF pause frames, if any. */ 800 if ((stats->tx_pause_xon | stats->rx_pause_xon | 801 stats->tx_pause_xoff | stats->rx_pause_xoff) > 0) { 802 printf(" RX-XOFF: %-14"PRIu64" RX-XON: %-14"PRIu64"\n", 803 stats->rx_pause_xoff, stats->rx_pause_xon); 804 printf(" TX-XOFF: %-14"PRIu64" TX-XON: %-14"PRIu64"\n", 805 stats->tx_pause_xoff, stats->tx_pause_xon); 806 } 807 808 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 809 if (port->rx_stream) 810 pkt_burst_stats_display("RX", 811 &port->rx_stream->rx_burst_stats); 812 if (port->tx_stream) 813 pkt_burst_stats_display("TX", 814 &port->tx_stream->tx_burst_stats); 815 #endif 816 /* stats fdir */ 817 if (fdir_conf.mode != RTE_FDIR_MODE_NONE) 818 printf(" Fdirmiss:%14"PRIu64" Fdirmatch:%14"PRIu64"\n", 819 stats->fdirmiss, 820 stats->fdirmatch); 821 822 if (port->rx_queue_stats_mapping_enabled) { 823 printf("\n"); 824 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 825 printf(" Stats reg %2d RX-packets:%14"PRIu64 826 " RX-errors:%14"PRIu64 827 " RX-bytes:%14"PRIu64"\n", 828 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 829 } 830 printf("\n"); 831 } 832 if (port->tx_queue_stats_mapping_enabled) { 833 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 834 printf(" Stats reg %2d TX-packets:%14"PRIu64 835 " TX-bytes:%14"PRIu64"\n", 836 i, stats->q_opackets[i], stats->q_obytes[i]); 837 } 838 } 839 840 printf(" %s--------------------------------%s\n", 841 fwd_stats_border, fwd_stats_border); 842 } 843 844 static void 845 fwd_stream_stats_display(streamid_t stream_id) 846 { 847 struct fwd_stream *fs; 848 static const char *fwd_top_stats_border = "-------"; 849 850 fs = fwd_streams[stream_id]; 851 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 852 (fs->fwd_dropped == 0)) 853 return; 854 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 855 "TX Port=%2d/Queue=%2d %s\n", 856 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 857 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 858 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 859 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 860 861 /* if checksum mode */ 862 if (cur_fwd_eng == &csum_fwd_engine) { 863 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 864 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 865 } 866 867 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 868 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 869 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 870 #endif 871 } 872 873 static void 874 flush_fwd_rx_queues(void) 875 { 876 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 877 portid_t rxp; 878 portid_t port_id; 879 queueid_t rxq; 880 uint16_t nb_rx; 881 uint16_t i; 882 uint8_t j; 883 884 for (j = 0; j < 2; j++) { 885 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 886 for (rxq = 0; rxq < nb_rxq; rxq++) { 887 port_id = fwd_ports_ids[rxp]; 888 do { 889 nb_rx = rte_eth_rx_burst(port_id, rxq, 890 pkts_burst, MAX_PKT_BURST); 891 for (i = 0; i < nb_rx; i++) 892 rte_pktmbuf_free(pkts_burst[i]); 893 } while (nb_rx > 0); 894 } 895 } 896 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 897 } 898 } 899 900 static void 901 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 902 { 903 struct fwd_stream **fsm; 904 streamid_t nb_fs; 905 streamid_t sm_id; 906 907 fsm = &fwd_streams[fc->stream_idx]; 908 nb_fs = fc->stream_nb; 909 do { 910 for (sm_id = 0; sm_id < nb_fs; sm_id++) 911 (*pkt_fwd)(fsm[sm_id]); 912 } while (! fc->stopped); 913 } 914 915 static int 916 start_pkt_forward_on_core(void *fwd_arg) 917 { 918 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 919 cur_fwd_config.fwd_eng->packet_fwd); 920 return 0; 921 } 922 923 /* 924 * Run the TXONLY packet forwarding engine to send a single burst of packets. 925 * Used to start communication flows in network loopback test configurations. 926 */ 927 static int 928 run_one_txonly_burst_on_core(void *fwd_arg) 929 { 930 struct fwd_lcore *fwd_lc; 931 struct fwd_lcore tmp_lcore; 932 933 fwd_lc = (struct fwd_lcore *) fwd_arg; 934 tmp_lcore = *fwd_lc; 935 tmp_lcore.stopped = 1; 936 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 937 return 0; 938 } 939 940 /* 941 * Launch packet forwarding: 942 * - Setup per-port forwarding context. 943 * - launch logical cores with their forwarding configuration. 944 */ 945 static void 946 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 947 { 948 port_fwd_begin_t port_fwd_begin; 949 unsigned int i; 950 unsigned int lc_id; 951 int diag; 952 953 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 954 if (port_fwd_begin != NULL) { 955 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 956 (*port_fwd_begin)(fwd_ports_ids[i]); 957 } 958 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 959 lc_id = fwd_lcores_cpuids[i]; 960 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 961 fwd_lcores[i]->stopped = 0; 962 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 963 fwd_lcores[i], lc_id); 964 if (diag != 0) 965 printf("launch lcore %u failed - diag=%d\n", 966 lc_id, diag); 967 } 968 } 969 } 970 971 /* 972 * Launch packet forwarding configuration. 973 */ 974 void 975 start_packet_forwarding(int with_tx_first) 976 { 977 port_fwd_begin_t port_fwd_begin; 978 port_fwd_end_t port_fwd_end; 979 struct rte_port *port; 980 unsigned int i; 981 portid_t pt_id; 982 streamid_t sm_id; 983 984 if (all_ports_started() == 0) { 985 printf("Not all ports were started\n"); 986 return; 987 } 988 if (test_done == 0) { 989 printf("Packet forwarding already started\n"); 990 return; 991 } 992 if(dcb_test) { 993 for (i = 0; i < nb_fwd_ports; i++) { 994 pt_id = fwd_ports_ids[i]; 995 port = &ports[pt_id]; 996 if (!port->dcb_flag) { 997 printf("In DCB mode, all forwarding ports must " 998 "be configured in this mode.\n"); 999 return; 1000 } 1001 } 1002 if (nb_fwd_lcores == 1) { 1003 printf("In DCB mode,the nb forwarding cores " 1004 "should be larger than 1.\n"); 1005 return; 1006 } 1007 } 1008 test_done = 0; 1009 1010 if(!no_flush_rx) 1011 flush_fwd_rx_queues(); 1012 1013 fwd_config_setup(); 1014 rxtx_config_display(); 1015 1016 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1017 pt_id = fwd_ports_ids[i]; 1018 port = &ports[pt_id]; 1019 rte_eth_stats_get(pt_id, &port->stats); 1020 port->tx_dropped = 0; 1021 1022 map_port_queue_stats_mapping_registers(pt_id, port); 1023 } 1024 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1025 fwd_streams[sm_id]->rx_packets = 0; 1026 fwd_streams[sm_id]->tx_packets = 0; 1027 fwd_streams[sm_id]->fwd_dropped = 0; 1028 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1029 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1030 1031 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1032 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1033 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1034 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1035 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1036 #endif 1037 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1038 fwd_streams[sm_id]->core_cycles = 0; 1039 #endif 1040 } 1041 if (with_tx_first) { 1042 port_fwd_begin = tx_only_engine.port_fwd_begin; 1043 if (port_fwd_begin != NULL) { 1044 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1045 (*port_fwd_begin)(fwd_ports_ids[i]); 1046 } 1047 launch_packet_forwarding(run_one_txonly_burst_on_core); 1048 rte_eal_mp_wait_lcore(); 1049 port_fwd_end = tx_only_engine.port_fwd_end; 1050 if (port_fwd_end != NULL) { 1051 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1052 (*port_fwd_end)(fwd_ports_ids[i]); 1053 } 1054 } 1055 launch_packet_forwarding(start_pkt_forward_on_core); 1056 } 1057 1058 void 1059 stop_packet_forwarding(void) 1060 { 1061 struct rte_eth_stats stats; 1062 struct rte_port *port; 1063 port_fwd_end_t port_fwd_end; 1064 int i; 1065 portid_t pt_id; 1066 streamid_t sm_id; 1067 lcoreid_t lc_id; 1068 uint64_t total_recv; 1069 uint64_t total_xmit; 1070 uint64_t total_rx_dropped; 1071 uint64_t total_tx_dropped; 1072 uint64_t total_rx_nombuf; 1073 uint64_t tx_dropped; 1074 uint64_t rx_bad_ip_csum; 1075 uint64_t rx_bad_l4_csum; 1076 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1077 uint64_t fwd_cycles; 1078 #endif 1079 static const char *acc_stats_border = "+++++++++++++++"; 1080 1081 if (all_ports_started() == 0) { 1082 printf("Not all ports were started\n"); 1083 return; 1084 } 1085 if (test_done) { 1086 printf("Packet forwarding not started\n"); 1087 return; 1088 } 1089 printf("Telling cores to stop..."); 1090 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1091 fwd_lcores[lc_id]->stopped = 1; 1092 printf("\nWaiting for lcores to finish...\n"); 1093 rte_eal_mp_wait_lcore(); 1094 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1095 if (port_fwd_end != NULL) { 1096 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1097 pt_id = fwd_ports_ids[i]; 1098 (*port_fwd_end)(pt_id); 1099 } 1100 } 1101 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1102 fwd_cycles = 0; 1103 #endif 1104 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1105 if (cur_fwd_config.nb_fwd_streams > 1106 cur_fwd_config.nb_fwd_ports) { 1107 fwd_stream_stats_display(sm_id); 1108 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1109 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1110 } else { 1111 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1112 fwd_streams[sm_id]; 1113 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1114 fwd_streams[sm_id]; 1115 } 1116 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1117 tx_dropped = (uint64_t) (tx_dropped + 1118 fwd_streams[sm_id]->fwd_dropped); 1119 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1120 1121 rx_bad_ip_csum = 1122 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1123 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1124 fwd_streams[sm_id]->rx_bad_ip_csum); 1125 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1126 rx_bad_ip_csum; 1127 1128 rx_bad_l4_csum = 1129 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1130 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1131 fwd_streams[sm_id]->rx_bad_l4_csum); 1132 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1133 rx_bad_l4_csum; 1134 1135 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1136 fwd_cycles = (uint64_t) (fwd_cycles + 1137 fwd_streams[sm_id]->core_cycles); 1138 #endif 1139 } 1140 total_recv = 0; 1141 total_xmit = 0; 1142 total_rx_dropped = 0; 1143 total_tx_dropped = 0; 1144 total_rx_nombuf = 0; 1145 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1146 pt_id = fwd_ports_ids[i]; 1147 1148 port = &ports[pt_id]; 1149 rte_eth_stats_get(pt_id, &stats); 1150 stats.ipackets -= port->stats.ipackets; 1151 port->stats.ipackets = 0; 1152 stats.opackets -= port->stats.opackets; 1153 port->stats.opackets = 0; 1154 stats.ibytes -= port->stats.ibytes; 1155 port->stats.ibytes = 0; 1156 stats.obytes -= port->stats.obytes; 1157 port->stats.obytes = 0; 1158 stats.ierrors -= port->stats.ierrors; 1159 port->stats.ierrors = 0; 1160 stats.oerrors -= port->stats.oerrors; 1161 port->stats.oerrors = 0; 1162 stats.rx_nombuf -= port->stats.rx_nombuf; 1163 port->stats.rx_nombuf = 0; 1164 stats.fdirmatch -= port->stats.fdirmatch; 1165 port->stats.rx_nombuf = 0; 1166 stats.fdirmiss -= port->stats.fdirmiss; 1167 port->stats.rx_nombuf = 0; 1168 1169 total_recv += stats.ipackets; 1170 total_xmit += stats.opackets; 1171 total_rx_dropped += stats.ierrors; 1172 total_tx_dropped += port->tx_dropped; 1173 total_rx_nombuf += stats.rx_nombuf; 1174 1175 fwd_port_stats_display(pt_id, &stats); 1176 } 1177 printf("\n %s Accumulated forward statistics for all ports" 1178 "%s\n", 1179 acc_stats_border, acc_stats_border); 1180 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1181 "%-"PRIu64"\n" 1182 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1183 "%-"PRIu64"\n", 1184 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1185 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1186 if (total_rx_nombuf > 0) 1187 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1188 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1189 "%s\n", 1190 acc_stats_border, acc_stats_border); 1191 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1192 if (total_recv > 0) 1193 printf("\n CPU cycles/packet=%u (total cycles=" 1194 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1195 (unsigned int)(fwd_cycles / total_recv), 1196 fwd_cycles, total_recv); 1197 #endif 1198 printf("\nDone.\n"); 1199 test_done = 1; 1200 } 1201 1202 static int 1203 all_ports_started(void) 1204 { 1205 portid_t pi; 1206 struct rte_port *port; 1207 1208 for (pi = 0; pi < nb_ports; pi++) { 1209 port = &ports[pi]; 1210 /* Check if there is a port which is not started */ 1211 if (port->port_status != RTE_PORT_STARTED) 1212 return 0; 1213 } 1214 1215 /* No port is not started */ 1216 return 1; 1217 } 1218 1219 int 1220 start_port(portid_t pid) 1221 { 1222 int diag, need_check_link_status = 0; 1223 portid_t pi; 1224 queueid_t qi; 1225 struct rte_port *port; 1226 1227 if (test_done == 0) { 1228 printf("Please stop forwarding first\n"); 1229 return -1; 1230 } 1231 1232 if (init_fwd_streams() < 0) { 1233 printf("Fail from init_fwd_streams()\n"); 1234 return -1; 1235 } 1236 1237 if(dcb_config) 1238 dcb_test = 1; 1239 for (pi = 0; pi < nb_ports; pi++) { 1240 if (pid < nb_ports && pid != pi) 1241 continue; 1242 1243 port = &ports[pi]; 1244 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1245 RTE_PORT_HANDLING) == 0) { 1246 printf("Port %d is now not stopped\n", pi); 1247 continue; 1248 } 1249 1250 if (port->need_reconfig > 0) { 1251 port->need_reconfig = 0; 1252 1253 printf("Configuring Port %d (socket %u)\n", pi, 1254 port->socket_id); 1255 /* configure port */ 1256 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1257 &(port->dev_conf)); 1258 if (diag != 0) { 1259 if (rte_atomic16_cmpset(&(port->port_status), 1260 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1261 printf("Port %d can not be set back " 1262 "to stopped\n", pi); 1263 printf("Fail to configure port %d\n", pi); 1264 /* try to reconfigure port next time */ 1265 port->need_reconfig = 1; 1266 return -1; 1267 } 1268 } 1269 if (port->need_reconfig_queues > 0) { 1270 port->need_reconfig_queues = 0; 1271 /* setup tx queues */ 1272 for (qi = 0; qi < nb_txq; qi++) { 1273 if ((numa_support) && 1274 (txring_numa[pi] != NUMA_NO_CONFIG)) 1275 diag = rte_eth_tx_queue_setup(pi, qi, 1276 nb_txd,txring_numa[pi], 1277 &(port->tx_conf)); 1278 else 1279 diag = rte_eth_tx_queue_setup(pi, qi, 1280 nb_txd,port->socket_id, 1281 &(port->tx_conf)); 1282 1283 if (diag == 0) 1284 continue; 1285 1286 /* Fail to setup tx queue, return */ 1287 if (rte_atomic16_cmpset(&(port->port_status), 1288 RTE_PORT_HANDLING, 1289 RTE_PORT_STOPPED) == 0) 1290 printf("Port %d can not be set back " 1291 "to stopped\n", pi); 1292 printf("Fail to configure port %d tx queues\n", pi); 1293 /* try to reconfigure queues next time */ 1294 port->need_reconfig_queues = 1; 1295 return -1; 1296 } 1297 /* setup rx queues */ 1298 for (qi = 0; qi < nb_rxq; qi++) { 1299 if ((numa_support) && 1300 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1301 struct rte_mempool * mp = 1302 mbuf_pool_find(rxring_numa[pi]); 1303 if (mp == NULL) { 1304 printf("Failed to setup RX queue:" 1305 "No mempool allocation" 1306 "on the socket %d\n", 1307 rxring_numa[pi]); 1308 return -1; 1309 } 1310 1311 diag = rte_eth_rx_queue_setup(pi, qi, 1312 nb_rxd,rxring_numa[pi], 1313 &(port->rx_conf),mp); 1314 } 1315 else 1316 diag = rte_eth_rx_queue_setup(pi, qi, 1317 nb_rxd,port->socket_id, 1318 &(port->rx_conf), 1319 mbuf_pool_find(port->socket_id)); 1320 1321 if (diag == 0) 1322 continue; 1323 1324 1325 /* Fail to setup rx queue, return */ 1326 if (rte_atomic16_cmpset(&(port->port_status), 1327 RTE_PORT_HANDLING, 1328 RTE_PORT_STOPPED) == 0) 1329 printf("Port %d can not be set back " 1330 "to stopped\n", pi); 1331 printf("Fail to configure port %d rx queues\n", pi); 1332 /* try to reconfigure queues next time */ 1333 port->need_reconfig_queues = 1; 1334 return -1; 1335 } 1336 } 1337 /* start port */ 1338 if (rte_eth_dev_start(pi) < 0) { 1339 printf("Fail to start port %d\n", pi); 1340 1341 /* Fail to setup rx queue, return */ 1342 if (rte_atomic16_cmpset(&(port->port_status), 1343 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1344 printf("Port %d can not be set back to " 1345 "stopped\n", pi); 1346 continue; 1347 } 1348 1349 if (rte_atomic16_cmpset(&(port->port_status), 1350 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1351 printf("Port %d can not be set into started\n", pi); 1352 1353 /* at least one port started, need checking link status */ 1354 need_check_link_status = 1; 1355 } 1356 1357 if (need_check_link_status) 1358 check_all_ports_link_status(nb_ports, RTE_PORT_ALL); 1359 else 1360 printf("Please stop the ports first\n"); 1361 1362 printf("Done\n"); 1363 return 0; 1364 } 1365 1366 void 1367 stop_port(portid_t pid) 1368 { 1369 portid_t pi; 1370 struct rte_port *port; 1371 int need_check_link_status = 0; 1372 1373 if (test_done == 0) { 1374 printf("Please stop forwarding first\n"); 1375 return; 1376 } 1377 if (dcb_test) { 1378 dcb_test = 0; 1379 dcb_config = 0; 1380 } 1381 printf("Stopping ports...\n"); 1382 1383 for (pi = 0; pi < nb_ports; pi++) { 1384 if (pid < nb_ports && pid != pi) 1385 continue; 1386 1387 port = &ports[pi]; 1388 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1389 RTE_PORT_HANDLING) == 0) 1390 continue; 1391 1392 rte_eth_dev_stop(pi); 1393 1394 if (rte_atomic16_cmpset(&(port->port_status), 1395 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1396 printf("Port %d can not be set into stopped\n", pi); 1397 need_check_link_status = 1; 1398 } 1399 if (need_check_link_status) 1400 check_all_ports_link_status(nb_ports, RTE_PORT_ALL); 1401 1402 printf("Done\n"); 1403 } 1404 1405 void 1406 close_port(portid_t pid) 1407 { 1408 portid_t pi; 1409 struct rte_port *port; 1410 1411 if (test_done == 0) { 1412 printf("Please stop forwarding first\n"); 1413 return; 1414 } 1415 1416 printf("Closing ports...\n"); 1417 1418 for (pi = 0; pi < nb_ports; pi++) { 1419 if (pid < nb_ports && pid != pi) 1420 continue; 1421 1422 port = &ports[pi]; 1423 if (rte_atomic16_cmpset(&(port->port_status), 1424 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1425 printf("Port %d is now not stopped\n", pi); 1426 continue; 1427 } 1428 1429 rte_eth_dev_close(pi); 1430 1431 if (rte_atomic16_cmpset(&(port->port_status), 1432 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1433 printf("Port %d can not be set into stopped\n", pi); 1434 } 1435 1436 printf("Done\n"); 1437 } 1438 1439 int 1440 all_ports_stopped(void) 1441 { 1442 portid_t pi; 1443 struct rte_port *port; 1444 1445 for (pi = 0; pi < nb_ports; pi++) { 1446 port = &ports[pi]; 1447 if (port->port_status != RTE_PORT_STOPPED) 1448 return 0; 1449 } 1450 1451 return 1; 1452 } 1453 1454 void 1455 pmd_test_exit(void) 1456 { 1457 portid_t pt_id; 1458 1459 for (pt_id = 0; pt_id < nb_ports; pt_id++) { 1460 printf("Stopping port %d...", pt_id); 1461 fflush(stdout); 1462 rte_eth_dev_close(pt_id); 1463 printf("done\n"); 1464 } 1465 printf("bye...\n"); 1466 } 1467 1468 typedef void (*cmd_func_t)(void); 1469 struct pmd_test_command { 1470 const char *cmd_name; 1471 cmd_func_t cmd_func; 1472 }; 1473 1474 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1475 1476 /* Check the link status of all ports in up to 9s, and print them finally */ 1477 static void 1478 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask) 1479 { 1480 #define CHECK_INTERVAL 100 /* 100ms */ 1481 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1482 uint8_t portid, count, all_ports_up, print_flag = 0; 1483 struct rte_eth_link link; 1484 1485 printf("Checking link statuses...\n"); 1486 fflush(stdout); 1487 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1488 all_ports_up = 1; 1489 for (portid = 0; portid < port_num; portid++) { 1490 if ((port_mask & (1 << portid)) == 0) 1491 continue; 1492 memset(&link, 0, sizeof(link)); 1493 rte_eth_link_get_nowait(portid, &link); 1494 /* print link status if flag set */ 1495 if (print_flag == 1) { 1496 if (link.link_status) 1497 printf("Port %d Link Up - speed %u " 1498 "Mbps - %s\n", (uint8_t)portid, 1499 (unsigned)link.link_speed, 1500 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1501 ("full-duplex") : ("half-duplex\n")); 1502 else 1503 printf("Port %d Link Down\n", 1504 (uint8_t)portid); 1505 continue; 1506 } 1507 /* clear all_ports_up flag if any link down */ 1508 if (link.link_status == 0) { 1509 all_ports_up = 0; 1510 break; 1511 } 1512 } 1513 /* after finally printing all link status, get out */ 1514 if (print_flag == 1) 1515 break; 1516 1517 if (all_ports_up == 0) { 1518 fflush(stdout); 1519 rte_delay_ms(CHECK_INTERVAL); 1520 } 1521 1522 /* set the print_flag if all ports up or timeout */ 1523 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1524 print_flag = 1; 1525 } 1526 } 1527 } 1528 1529 static int 1530 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1531 { 1532 uint16_t i; 1533 int diag; 1534 uint8_t mapping_found = 0; 1535 1536 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 1537 if ((tx_queue_stats_mappings[i].port_id == port_id) && 1538 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 1539 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 1540 tx_queue_stats_mappings[i].queue_id, 1541 tx_queue_stats_mappings[i].stats_counter_id); 1542 if (diag != 0) 1543 return diag; 1544 mapping_found = 1; 1545 } 1546 } 1547 if (mapping_found) 1548 port->tx_queue_stats_mapping_enabled = 1; 1549 return 0; 1550 } 1551 1552 static int 1553 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1554 { 1555 uint16_t i; 1556 int diag; 1557 uint8_t mapping_found = 0; 1558 1559 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 1560 if ((rx_queue_stats_mappings[i].port_id == port_id) && 1561 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 1562 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 1563 rx_queue_stats_mappings[i].queue_id, 1564 rx_queue_stats_mappings[i].stats_counter_id); 1565 if (diag != 0) 1566 return diag; 1567 mapping_found = 1; 1568 } 1569 } 1570 if (mapping_found) 1571 port->rx_queue_stats_mapping_enabled = 1; 1572 return 0; 1573 } 1574 1575 static void 1576 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port) 1577 { 1578 int diag = 0; 1579 1580 diag = set_tx_queue_stats_mapping_registers(pi, port); 1581 if (diag != 0) { 1582 if (diag == -ENOTSUP) { 1583 port->tx_queue_stats_mapping_enabled = 0; 1584 printf("TX queue stats mapping not supported port id=%d\n", pi); 1585 } 1586 else 1587 rte_exit(EXIT_FAILURE, 1588 "set_tx_queue_stats_mapping_registers " 1589 "failed for port id=%d diag=%d\n", 1590 pi, diag); 1591 } 1592 1593 diag = set_rx_queue_stats_mapping_registers(pi, port); 1594 if (diag != 0) { 1595 if (diag == -ENOTSUP) { 1596 port->rx_queue_stats_mapping_enabled = 0; 1597 printf("RX queue stats mapping not supported port id=%d\n", pi); 1598 } 1599 else 1600 rte_exit(EXIT_FAILURE, 1601 "set_rx_queue_stats_mapping_registers " 1602 "failed for port id=%d diag=%d\n", 1603 pi, diag); 1604 } 1605 } 1606 1607 void 1608 init_port_config(void) 1609 { 1610 portid_t pid; 1611 struct rte_port *port; 1612 1613 for (pid = 0; pid < nb_ports; pid++) { 1614 port = &ports[pid]; 1615 port->dev_conf.rxmode = rx_mode; 1616 port->dev_conf.fdir_conf = fdir_conf; 1617 if (nb_rxq > 1) { 1618 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1619 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 1620 } else { 1621 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1622 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 1623 } 1624 1625 /* In SR-IOV mode, RSS mode is not available */ 1626 if (port->dcb_flag == 0 && port->dev_info.max_vfs == 0) { 1627 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1628 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 1629 else 1630 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 1631 } 1632 1633 port->rx_conf.rx_thresh = rx_thresh; 1634 port->rx_conf.rx_free_thresh = rx_free_thresh; 1635 port->rx_conf.rx_drop_en = rx_drop_en; 1636 port->tx_conf.tx_thresh = tx_thresh; 1637 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 1638 port->tx_conf.tx_free_thresh = tx_free_thresh; 1639 port->tx_conf.txq_flags = txq_flags; 1640 1641 rte_eth_macaddr_get(pid, &port->eth_addr); 1642 1643 map_port_queue_stats_mapping_registers(pid, port); 1644 #ifdef RTE_NIC_BYPASS 1645 rte_eth_dev_bypass_init(pid); 1646 #endif 1647 } 1648 } 1649 1650 const uint16_t vlan_tags[] = { 1651 0, 1, 2, 3, 4, 5, 6, 7, 1652 8, 9, 10, 11, 12, 13, 14, 15, 1653 16, 17, 18, 19, 20, 21, 22, 23, 1654 24, 25, 26, 27, 28, 29, 30, 31 1655 }; 1656 1657 static int 1658 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, struct dcb_config *dcb_conf) 1659 { 1660 uint8_t i; 1661 1662 /* 1663 * Builds up the correct configuration for dcb+vt based on the vlan tags array 1664 * given above, and the number of traffic classes available for use. 1665 */ 1666 if (dcb_conf->dcb_mode == DCB_VT_ENABLED) { 1667 struct rte_eth_vmdq_dcb_conf vmdq_rx_conf; 1668 struct rte_eth_vmdq_dcb_tx_conf vmdq_tx_conf; 1669 1670 /* VMDQ+DCB RX and TX configrations */ 1671 vmdq_rx_conf.enable_default_pool = 0; 1672 vmdq_rx_conf.default_pool = 0; 1673 vmdq_rx_conf.nb_queue_pools = 1674 (dcb_conf->num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1675 vmdq_tx_conf.nb_queue_pools = 1676 (dcb_conf->num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1677 1678 vmdq_rx_conf.nb_pool_maps = sizeof( vlan_tags )/sizeof( vlan_tags[ 0 ]); 1679 for (i = 0; i < vmdq_rx_conf.nb_pool_maps; i++) { 1680 vmdq_rx_conf.pool_map[i].vlan_id = vlan_tags[ i ]; 1681 vmdq_rx_conf.pool_map[i].pools = 1 << (i % vmdq_rx_conf.nb_queue_pools); 1682 } 1683 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 1684 vmdq_rx_conf.dcb_queue[i] = i; 1685 vmdq_tx_conf.dcb_queue[i] = i; 1686 } 1687 1688 /*set DCB mode of RX and TX of multiple queues*/ 1689 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 1690 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 1691 if (dcb_conf->pfc_en) 1692 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT|ETH_DCB_PFC_SUPPORT; 1693 else 1694 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 1695 1696 (void)(rte_memcpy(ð_conf->rx_adv_conf.vmdq_dcb_conf, &vmdq_rx_conf, 1697 sizeof(struct rte_eth_vmdq_dcb_conf))); 1698 (void)(rte_memcpy(ð_conf->tx_adv_conf.vmdq_dcb_tx_conf, &vmdq_tx_conf, 1699 sizeof(struct rte_eth_vmdq_dcb_tx_conf))); 1700 } 1701 else { 1702 struct rte_eth_dcb_rx_conf rx_conf; 1703 struct rte_eth_dcb_tx_conf tx_conf; 1704 1705 /* queue mapping configuration of DCB RX and TX */ 1706 if (dcb_conf->num_tcs == ETH_4_TCS) 1707 dcb_q_mapping = DCB_4_TCS_Q_MAPPING; 1708 else 1709 dcb_q_mapping = DCB_8_TCS_Q_MAPPING; 1710 1711 rx_conf.nb_tcs = dcb_conf->num_tcs; 1712 tx_conf.nb_tcs = dcb_conf->num_tcs; 1713 1714 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++){ 1715 rx_conf.dcb_queue[i] = i; 1716 tx_conf.dcb_queue[i] = i; 1717 } 1718 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB; 1719 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 1720 if (dcb_conf->pfc_en) 1721 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT|ETH_DCB_PFC_SUPPORT; 1722 else 1723 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 1724 1725 (void)(rte_memcpy(ð_conf->rx_adv_conf.dcb_rx_conf, &rx_conf, 1726 sizeof(struct rte_eth_dcb_rx_conf))); 1727 (void)(rte_memcpy(ð_conf->tx_adv_conf.dcb_tx_conf, &tx_conf, 1728 sizeof(struct rte_eth_dcb_tx_conf))); 1729 } 1730 1731 return 0; 1732 } 1733 1734 int 1735 init_port_dcb_config(portid_t pid,struct dcb_config *dcb_conf) 1736 { 1737 struct rte_eth_conf port_conf; 1738 struct rte_port *rte_port; 1739 int retval; 1740 uint16_t nb_vlan; 1741 uint16_t i; 1742 1743 /* rxq and txq configuration in dcb mode */ 1744 nb_rxq = 128; 1745 nb_txq = 128; 1746 rx_free_thresh = 64; 1747 1748 memset(&port_conf,0,sizeof(struct rte_eth_conf)); 1749 /* Enter DCB configuration status */ 1750 dcb_config = 1; 1751 1752 nb_vlan = sizeof( vlan_tags )/sizeof( vlan_tags[ 0 ]); 1753 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 1754 retval = get_eth_dcb_conf(&port_conf, dcb_conf); 1755 if (retval < 0) 1756 return retval; 1757 1758 rte_port = &ports[pid]; 1759 memcpy(&rte_port->dev_conf, &port_conf,sizeof(struct rte_eth_conf)); 1760 1761 rte_port->rx_conf.rx_thresh = rx_thresh; 1762 rte_port->rx_conf.rx_free_thresh = rx_free_thresh; 1763 rte_port->tx_conf.tx_thresh = tx_thresh; 1764 rte_port->tx_conf.tx_rs_thresh = tx_rs_thresh; 1765 rte_port->tx_conf.tx_free_thresh = tx_free_thresh; 1766 /* VLAN filter */ 1767 rte_port->dev_conf.rxmode.hw_vlan_filter = 1; 1768 for (i = 0; i < nb_vlan; i++){ 1769 rx_vft_set(pid, vlan_tags[i], 1); 1770 } 1771 1772 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 1773 map_port_queue_stats_mapping_registers(pid, rte_port); 1774 1775 rte_port->dcb_flag = 1; 1776 1777 return 0; 1778 } 1779 1780 #ifdef RTE_EXEC_ENV_BAREMETAL 1781 #define main _main 1782 #endif 1783 1784 int 1785 main(int argc, char** argv) 1786 { 1787 int diag; 1788 uint8_t port_id; 1789 1790 diag = rte_eal_init(argc, argv); 1791 if (diag < 0) 1792 rte_panic("Cannot init EAL\n"); 1793 1794 if (rte_pmd_init_all()) 1795 rte_panic("Cannot init PMD\n"); 1796 1797 if (rte_eal_pci_probe()) 1798 rte_panic("Cannot probe PCI\n"); 1799 1800 nb_ports = (portid_t) rte_eth_dev_count(); 1801 if (nb_ports == 0) 1802 rte_exit(EXIT_FAILURE, "No probed ethernet devices - " 1803 "check that " 1804 "CONFIG_RTE_LIBRTE_IGB_PMD=y and that " 1805 "CONFIG_RTE_LIBRTE_EM_PMD=y and that " 1806 "CONFIG_RTE_LIBRTE_IXGBE_PMD=y in your " 1807 "configuration file\n"); 1808 1809 set_def_fwd_config(); 1810 if (nb_lcores == 0) 1811 rte_panic("Empty set of forwarding logical cores - check the " 1812 "core mask supplied in the command parameters\n"); 1813 1814 argc -= diag; 1815 argv += diag; 1816 if (argc > 1) 1817 launch_args_parse(argc, argv); 1818 1819 if (nb_rxq > nb_txq) 1820 printf("Warning: nb_rxq=%d enables RSS configuration, " 1821 "but nb_txq=%d will prevent to fully test it.\n", 1822 nb_rxq, nb_txq); 1823 1824 init_config(); 1825 if (start_port(RTE_PORT_ALL) != 0) 1826 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 1827 1828 /* set all ports to promiscuous mode by default */ 1829 for (port_id = 0; port_id < nb_ports; port_id++) 1830 rte_eth_promiscuous_enable(port_id); 1831 1832 #ifdef RTE_LIBRTE_CMDLINE 1833 if (interactive == 1) 1834 prompt(); 1835 else 1836 #endif 1837 { 1838 char c; 1839 int rc; 1840 1841 printf("No commandline core given, start packet forwarding\n"); 1842 start_packet_forwarding(0); 1843 printf("Press enter to exit\n"); 1844 rc = read(0, &c, 1); 1845 if (rc < 0) 1846 return 1; 1847 } 1848 1849 return 0; 1850 } 1851