1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2010-2016 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_errno.h> 53 #include <rte_byteorder.h> 54 #include <rte_log.h> 55 #include <rte_debug.h> 56 #include <rte_cycles.h> 57 #include <rte_memory.h> 58 #include <rte_memcpy.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_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_dev.h> 75 #include <rte_string_fns.h> 76 #ifdef RTE_LIBRTE_PMD_XENVIRT 77 #include <rte_eth_xenvirt.h> 78 #endif 79 80 #include "testpmd.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 uint8_t auto_start = 0; 87 88 /* 89 * NUMA support configuration. 90 * When set, the NUMA support attempts to dispatch the allocation of the 91 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 92 * probed ports among the CPU sockets 0 and 1. 93 * Otherwise, all memory is allocated from CPU socket 0. 94 */ 95 uint8_t numa_support = 0; /**< No numa support by default */ 96 97 /* 98 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 99 * not configured. 100 */ 101 uint8_t socket_num = UMA_NO_CONFIG; 102 103 /* 104 * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs. 105 */ 106 uint8_t mp_anon = 0; 107 108 /* 109 * Record the Ethernet address of peer target ports to which packets are 110 * forwarded. 111 * Must be instanciated with the ethernet addresses of peer traffic generator 112 * ports. 113 */ 114 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 115 portid_t nb_peer_eth_addrs = 0; 116 117 /* 118 * Probed Target Environment. 119 */ 120 struct rte_port *ports; /**< For all probed ethernet ports. */ 121 portid_t nb_ports; /**< Number of probed ethernet ports. */ 122 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 123 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 124 125 /* 126 * Test Forwarding Configuration. 127 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 128 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 129 */ 130 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 131 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 132 portid_t nb_cfg_ports; /**< Number of configured ports. */ 133 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 134 135 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 136 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 137 138 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 139 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 140 141 /* 142 * Forwarding engines. 143 */ 144 struct fwd_engine * fwd_engines[] = { 145 &io_fwd_engine, 146 &mac_fwd_engine, 147 &mac_retry_fwd_engine, 148 &mac_swap_engine, 149 &flow_gen_engine, 150 &rx_only_engine, 151 &tx_only_engine, 152 &csum_fwd_engine, 153 &icmp_echo_engine, 154 #ifdef RTE_LIBRTE_IEEE1588 155 &ieee1588_fwd_engine, 156 #endif 157 NULL, 158 }; 159 160 struct fwd_config cur_fwd_config; 161 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 162 163 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 164 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 165 * specified on command-line. */ 166 167 /* 168 * Configuration of packet segments used by the "txonly" processing engine. 169 */ 170 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 171 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 172 TXONLY_DEF_PACKET_LEN, 173 }; 174 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 175 176 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 177 /**< Split policy for packets to TX. */ 178 179 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 180 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 181 182 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 183 uint8_t dcb_config = 0; 184 185 /* Whether the dcb is in testing status */ 186 uint8_t dcb_test = 0; 187 188 /* 189 * Configurable number of RX/TX queues. 190 */ 191 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 192 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 193 194 /* 195 * Configurable number of RX/TX ring descriptors. 196 */ 197 #define RTE_TEST_RX_DESC_DEFAULT 128 198 #define RTE_TEST_TX_DESC_DEFAULT 512 199 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 200 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 201 202 #define RTE_PMD_PARAM_UNSET -1 203 /* 204 * Configurable values of RX and TX ring threshold registers. 205 */ 206 207 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 208 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 209 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 210 211 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 212 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 213 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 214 215 /* 216 * Configurable value of RX free threshold. 217 */ 218 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 219 220 /* 221 * Configurable value of RX drop enable. 222 */ 223 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 224 225 /* 226 * Configurable value of TX free threshold. 227 */ 228 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 229 230 /* 231 * Configurable value of TX RS bit threshold. 232 */ 233 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 234 235 /* 236 * Configurable value of TX queue flags. 237 */ 238 int32_t txq_flags = RTE_PMD_PARAM_UNSET; 239 240 /* 241 * Receive Side Scaling (RSS) configuration. 242 */ 243 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 244 245 /* 246 * Port topology configuration 247 */ 248 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 249 250 /* 251 * Avoids to flush all the RX streams before starts forwarding. 252 */ 253 uint8_t no_flush_rx = 0; /* flush by default */ 254 255 /* 256 * Avoids to check link status when starting/stopping a port. 257 */ 258 uint8_t no_link_check = 0; /* check by default */ 259 260 /* 261 * NIC bypass mode configuration options. 262 */ 263 #ifdef RTE_NIC_BYPASS 264 265 /* The NIC bypass watchdog timeout. */ 266 uint32_t bypass_timeout = RTE_BYPASS_TMT_OFF; 267 268 #endif 269 270 /* 271 * Ethernet device configuration. 272 */ 273 struct rte_eth_rxmode rx_mode = { 274 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 275 .split_hdr_size = 0, 276 .header_split = 0, /**< Header Split disabled. */ 277 .hw_ip_checksum = 0, /**< IP checksum offload disabled. */ 278 .hw_vlan_filter = 1, /**< VLAN filtering enabled. */ 279 .hw_vlan_strip = 1, /**< VLAN strip enabled. */ 280 .hw_vlan_extend = 0, /**< Extended VLAN disabled. */ 281 .jumbo_frame = 0, /**< Jumbo Frame Support disabled. */ 282 .hw_strip_crc = 0, /**< CRC stripping by hardware disabled. */ 283 }; 284 285 struct rte_fdir_conf fdir_conf = { 286 .mode = RTE_FDIR_MODE_NONE, 287 .pballoc = RTE_FDIR_PBALLOC_64K, 288 .status = RTE_FDIR_REPORT_STATUS, 289 .mask = { 290 .vlan_tci_mask = 0x0, 291 .ipv4_mask = { 292 .src_ip = 0xFFFFFFFF, 293 .dst_ip = 0xFFFFFFFF, 294 }, 295 .ipv6_mask = { 296 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 297 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 298 }, 299 .src_port_mask = 0xFFFF, 300 .dst_port_mask = 0xFFFF, 301 .mac_addr_byte_mask = 0xFF, 302 .tunnel_type_mask = 1, 303 .tunnel_id_mask = 0xFFFFFFFF, 304 }, 305 .drop_queue = 127, 306 }; 307 308 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 309 310 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 311 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 312 313 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 314 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 315 316 uint16_t nb_tx_queue_stats_mappings = 0; 317 uint16_t nb_rx_queue_stats_mappings = 0; 318 319 unsigned max_socket = 0; 320 321 /* Forward function declarations */ 322 static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port); 323 static void check_all_ports_link_status(uint32_t port_mask); 324 325 /* 326 * Check if all the ports are started. 327 * If yes, return positive value. If not, return zero. 328 */ 329 static int all_ports_started(void); 330 331 /* 332 * Find next enabled port 333 */ 334 portid_t 335 find_next_port(portid_t p, struct rte_port *ports, int size) 336 { 337 if (ports == NULL) 338 rte_exit(-EINVAL, "failed to find a next port id\n"); 339 340 while ((p < size) && (ports[p].enabled == 0)) 341 p++; 342 return p; 343 } 344 345 /* 346 * Setup default configuration. 347 */ 348 static void 349 set_default_fwd_lcores_config(void) 350 { 351 unsigned int i; 352 unsigned int nb_lc; 353 unsigned int sock_num; 354 355 nb_lc = 0; 356 for (i = 0; i < RTE_MAX_LCORE; i++) { 357 sock_num = rte_lcore_to_socket_id(i) + 1; 358 if (sock_num > max_socket) { 359 if (sock_num > RTE_MAX_NUMA_NODES) 360 rte_exit(EXIT_FAILURE, "Total sockets greater than %u\n", RTE_MAX_NUMA_NODES); 361 max_socket = sock_num; 362 } 363 if (!rte_lcore_is_enabled(i)) 364 continue; 365 if (i == rte_get_master_lcore()) 366 continue; 367 fwd_lcores_cpuids[nb_lc++] = i; 368 } 369 nb_lcores = (lcoreid_t) nb_lc; 370 nb_cfg_lcores = nb_lcores; 371 nb_fwd_lcores = 1; 372 } 373 374 static void 375 set_def_peer_eth_addrs(void) 376 { 377 portid_t i; 378 379 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 380 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 381 peer_eth_addrs[i].addr_bytes[5] = i; 382 } 383 } 384 385 static void 386 set_default_fwd_ports_config(void) 387 { 388 portid_t pt_id; 389 390 for (pt_id = 0; pt_id < nb_ports; pt_id++) 391 fwd_ports_ids[pt_id] = pt_id; 392 393 nb_cfg_ports = nb_ports; 394 nb_fwd_ports = nb_ports; 395 } 396 397 void 398 set_def_fwd_config(void) 399 { 400 set_default_fwd_lcores_config(); 401 set_def_peer_eth_addrs(); 402 set_default_fwd_ports_config(); 403 } 404 405 /* 406 * Configuration initialisation done once at init time. 407 */ 408 static void 409 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 410 unsigned int socket_id) 411 { 412 char pool_name[RTE_MEMPOOL_NAMESIZE]; 413 struct rte_mempool *rte_mp = NULL; 414 uint32_t mb_size; 415 416 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 417 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 418 419 RTE_LOG(INFO, USER1, 420 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 421 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 422 423 #ifdef RTE_LIBRTE_PMD_XENVIRT 424 rte_mp = rte_mempool_gntalloc_create(pool_name, nb_mbuf, mb_size, 425 (unsigned) mb_mempool_cache, 426 sizeof(struct rte_pktmbuf_pool_private), 427 rte_pktmbuf_pool_init, NULL, 428 rte_pktmbuf_init, NULL, 429 socket_id, 0); 430 #endif 431 432 /* if the former XEN allocation failed fall back to normal allocation */ 433 if (rte_mp == NULL) { 434 if (mp_anon != 0) { 435 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 436 mb_size, (unsigned) mb_mempool_cache, 437 sizeof(struct rte_pktmbuf_pool_private), 438 socket_id, 0); 439 440 if (rte_mempool_populate_anon(rte_mp) == 0) { 441 rte_mempool_free(rte_mp); 442 rte_mp = NULL; 443 } 444 rte_pktmbuf_pool_init(rte_mp, NULL); 445 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 446 } else { 447 /* wrapper to rte_mempool_create() */ 448 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 449 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 450 } 451 } 452 453 if (rte_mp == NULL) { 454 rte_exit(EXIT_FAILURE, 455 "Creation of mbuf pool for socket %u failed: %s\n", 456 socket_id, rte_strerror(rte_errno)); 457 } else if (verbose_level > 0) { 458 rte_mempool_dump(stdout, rte_mp); 459 } 460 } 461 462 /* 463 * Check given socket id is valid or not with NUMA mode, 464 * if valid, return 0, else return -1 465 */ 466 static int 467 check_socket_id(const unsigned int socket_id) 468 { 469 static int warning_once = 0; 470 471 if (socket_id >= max_socket) { 472 if (!warning_once && numa_support) 473 printf("Warning: NUMA should be configured manually by" 474 " using --port-numa-config and" 475 " --ring-numa-config parameters along with" 476 " --numa.\n"); 477 warning_once = 1; 478 return -1; 479 } 480 return 0; 481 } 482 483 static void 484 init_config(void) 485 { 486 portid_t pid; 487 struct rte_port *port; 488 struct rte_mempool *mbp; 489 unsigned int nb_mbuf_per_pool; 490 lcoreid_t lc_id; 491 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 492 493 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 494 /* Configuration of logical cores. */ 495 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 496 sizeof(struct fwd_lcore *) * nb_lcores, 497 RTE_CACHE_LINE_SIZE); 498 if (fwd_lcores == NULL) { 499 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 500 "failed\n", nb_lcores); 501 } 502 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 503 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 504 sizeof(struct fwd_lcore), 505 RTE_CACHE_LINE_SIZE); 506 if (fwd_lcores[lc_id] == NULL) { 507 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 508 "failed\n"); 509 } 510 fwd_lcores[lc_id]->cpuid_idx = lc_id; 511 } 512 513 /* 514 * Create pools of mbuf. 515 * If NUMA support is disabled, create a single pool of mbuf in 516 * socket 0 memory by default. 517 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 518 * 519 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 520 * nb_txd can be configured at run time. 521 */ 522 if (param_total_num_mbufs) 523 nb_mbuf_per_pool = param_total_num_mbufs; 524 else { 525 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + (nb_lcores * mb_mempool_cache) 526 + RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 527 528 if (!numa_support) 529 nb_mbuf_per_pool = 530 (nb_mbuf_per_pool * RTE_MAX_ETHPORTS); 531 } 532 533 if (!numa_support) { 534 if (socket_num == UMA_NO_CONFIG) 535 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 536 else 537 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 538 socket_num); 539 } 540 541 FOREACH_PORT(pid, ports) { 542 port = &ports[pid]; 543 rte_eth_dev_info_get(pid, &port->dev_info); 544 545 if (numa_support) { 546 if (port_numa[pid] != NUMA_NO_CONFIG) 547 port_per_socket[port_numa[pid]]++; 548 else { 549 uint32_t socket_id = rte_eth_dev_socket_id(pid); 550 551 /* if socket_id is invalid, set to 0 */ 552 if (check_socket_id(socket_id) < 0) 553 socket_id = 0; 554 port_per_socket[socket_id]++; 555 } 556 } 557 558 /* set flag to initialize port/queue */ 559 port->need_reconfig = 1; 560 port->need_reconfig_queues = 1; 561 } 562 563 if (numa_support) { 564 uint8_t i; 565 unsigned int nb_mbuf; 566 567 if (param_total_num_mbufs) 568 nb_mbuf_per_pool = nb_mbuf_per_pool/nb_ports; 569 570 for (i = 0; i < max_socket; i++) { 571 nb_mbuf = (nb_mbuf_per_pool * RTE_MAX_ETHPORTS); 572 if (nb_mbuf) 573 mbuf_pool_create(mbuf_data_size, 574 nb_mbuf,i); 575 } 576 } 577 init_port_config(); 578 579 /* 580 * Records which Mbuf pool to use by each logical core, if needed. 581 */ 582 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 583 mbp = mbuf_pool_find( 584 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 585 586 if (mbp == NULL) 587 mbp = mbuf_pool_find(0); 588 fwd_lcores[lc_id]->mbp = mbp; 589 } 590 591 /* Configuration of packet forwarding streams. */ 592 if (init_fwd_streams() < 0) 593 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 594 } 595 596 597 void 598 reconfig(portid_t new_port_id, unsigned socket_id) 599 { 600 struct rte_port *port; 601 602 /* Reconfiguration of Ethernet ports. */ 603 port = &ports[new_port_id]; 604 rte_eth_dev_info_get(new_port_id, &port->dev_info); 605 606 /* set flag to initialize port/queue */ 607 port->need_reconfig = 1; 608 port->need_reconfig_queues = 1; 609 port->socket_id = socket_id; 610 611 init_port_config(); 612 } 613 614 615 int 616 init_fwd_streams(void) 617 { 618 portid_t pid; 619 struct rte_port *port; 620 streamid_t sm_id, nb_fwd_streams_new; 621 queueid_t q; 622 623 /* set socket id according to numa or not */ 624 FOREACH_PORT(pid, ports) { 625 port = &ports[pid]; 626 if (nb_rxq > port->dev_info.max_rx_queues) { 627 printf("Fail: nb_rxq(%d) is greater than " 628 "max_rx_queues(%d)\n", nb_rxq, 629 port->dev_info.max_rx_queues); 630 return -1; 631 } 632 if (nb_txq > port->dev_info.max_tx_queues) { 633 printf("Fail: nb_txq(%d) is greater than " 634 "max_tx_queues(%d)\n", nb_txq, 635 port->dev_info.max_tx_queues); 636 return -1; 637 } 638 if (numa_support) { 639 if (port_numa[pid] != NUMA_NO_CONFIG) 640 port->socket_id = port_numa[pid]; 641 else { 642 port->socket_id = rte_eth_dev_socket_id(pid); 643 644 /* if socket_id is invalid, set to 0 */ 645 if (check_socket_id(port->socket_id) < 0) 646 port->socket_id = 0; 647 } 648 } 649 else { 650 if (socket_num == UMA_NO_CONFIG) 651 port->socket_id = 0; 652 else 653 port->socket_id = socket_num; 654 } 655 } 656 657 q = RTE_MAX(nb_rxq, nb_txq); 658 if (q == 0) { 659 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 660 return -1; 661 } 662 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 663 if (nb_fwd_streams_new == nb_fwd_streams) 664 return 0; 665 /* clear the old */ 666 if (fwd_streams != NULL) { 667 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 668 if (fwd_streams[sm_id] == NULL) 669 continue; 670 rte_free(fwd_streams[sm_id]); 671 fwd_streams[sm_id] = NULL; 672 } 673 rte_free(fwd_streams); 674 fwd_streams = NULL; 675 } 676 677 /* init new */ 678 nb_fwd_streams = nb_fwd_streams_new; 679 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 680 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE); 681 if (fwd_streams == NULL) 682 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) " 683 "failed\n", nb_fwd_streams); 684 685 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 686 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream", 687 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE); 688 if (fwd_streams[sm_id] == NULL) 689 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)" 690 " failed\n"); 691 } 692 693 return 0; 694 } 695 696 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 697 static void 698 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 699 { 700 unsigned int total_burst; 701 unsigned int nb_burst; 702 unsigned int burst_stats[3]; 703 uint16_t pktnb_stats[3]; 704 uint16_t nb_pkt; 705 int burst_percent[3]; 706 707 /* 708 * First compute the total number of packet bursts and the 709 * two highest numbers of bursts of the same number of packets. 710 */ 711 total_burst = 0; 712 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 713 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 714 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 715 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 716 if (nb_burst == 0) 717 continue; 718 total_burst += nb_burst; 719 if (nb_burst > burst_stats[0]) { 720 burst_stats[1] = burst_stats[0]; 721 pktnb_stats[1] = pktnb_stats[0]; 722 burst_stats[0] = nb_burst; 723 pktnb_stats[0] = nb_pkt; 724 } 725 } 726 if (total_burst == 0) 727 return; 728 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 729 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 730 burst_percent[0], (int) pktnb_stats[0]); 731 if (burst_stats[0] == total_burst) { 732 printf("]\n"); 733 return; 734 } 735 if (burst_stats[0] + burst_stats[1] == total_burst) { 736 printf(" + %d%% of %d pkts]\n", 737 100 - burst_percent[0], pktnb_stats[1]); 738 return; 739 } 740 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 741 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 742 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 743 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 744 return; 745 } 746 printf(" + %d%% of %d pkts + %d%% of others]\n", 747 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 748 } 749 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 750 751 static void 752 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 753 { 754 struct rte_port *port; 755 uint8_t i; 756 757 static const char *fwd_stats_border = "----------------------"; 758 759 port = &ports[port_id]; 760 printf("\n %s Forward statistics for port %-2d %s\n", 761 fwd_stats_border, port_id, fwd_stats_border); 762 763 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 764 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 765 "%-"PRIu64"\n", 766 stats->ipackets, stats->imissed, 767 (uint64_t) (stats->ipackets + stats->imissed)); 768 769 if (cur_fwd_eng == &csum_fwd_engine) 770 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 771 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 772 if ((stats->ierrors + stats->rx_nombuf) > 0) { 773 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 774 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 775 } 776 777 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 778 "%-"PRIu64"\n", 779 stats->opackets, port->tx_dropped, 780 (uint64_t) (stats->opackets + port->tx_dropped)); 781 } 782 else { 783 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 784 "%14"PRIu64"\n", 785 stats->ipackets, stats->imissed, 786 (uint64_t) (stats->ipackets + stats->imissed)); 787 788 if (cur_fwd_eng == &csum_fwd_engine) 789 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 790 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 791 if ((stats->ierrors + stats->rx_nombuf) > 0) { 792 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 793 printf(" RX-nombufs: %14"PRIu64"\n", 794 stats->rx_nombuf); 795 } 796 797 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 798 "%14"PRIu64"\n", 799 stats->opackets, port->tx_dropped, 800 (uint64_t) (stats->opackets + port->tx_dropped)); 801 } 802 803 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 804 if (port->rx_stream) 805 pkt_burst_stats_display("RX", 806 &port->rx_stream->rx_burst_stats); 807 if (port->tx_stream) 808 pkt_burst_stats_display("TX", 809 &port->tx_stream->tx_burst_stats); 810 #endif 811 812 if (port->rx_queue_stats_mapping_enabled) { 813 printf("\n"); 814 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 815 printf(" Stats reg %2d RX-packets:%14"PRIu64 816 " RX-errors:%14"PRIu64 817 " RX-bytes:%14"PRIu64"\n", 818 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 819 } 820 printf("\n"); 821 } 822 if (port->tx_queue_stats_mapping_enabled) { 823 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 824 printf(" Stats reg %2d TX-packets:%14"PRIu64 825 " TX-bytes:%14"PRIu64"\n", 826 i, stats->q_opackets[i], stats->q_obytes[i]); 827 } 828 } 829 830 printf(" %s--------------------------------%s\n", 831 fwd_stats_border, fwd_stats_border); 832 } 833 834 static void 835 fwd_stream_stats_display(streamid_t stream_id) 836 { 837 struct fwd_stream *fs; 838 static const char *fwd_top_stats_border = "-------"; 839 840 fs = fwd_streams[stream_id]; 841 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 842 (fs->fwd_dropped == 0)) 843 return; 844 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 845 "TX Port=%2d/Queue=%2d %s\n", 846 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 847 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 848 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 849 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 850 851 /* if checksum mode */ 852 if (cur_fwd_eng == &csum_fwd_engine) { 853 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 854 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 855 } 856 857 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 858 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 859 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 860 #endif 861 } 862 863 static void 864 flush_fwd_rx_queues(void) 865 { 866 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 867 portid_t rxp; 868 portid_t port_id; 869 queueid_t rxq; 870 uint16_t nb_rx; 871 uint16_t i; 872 uint8_t j; 873 874 for (j = 0; j < 2; j++) { 875 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 876 for (rxq = 0; rxq < nb_rxq; rxq++) { 877 port_id = fwd_ports_ids[rxp]; 878 do { 879 nb_rx = rte_eth_rx_burst(port_id, rxq, 880 pkts_burst, MAX_PKT_BURST); 881 for (i = 0; i < nb_rx; i++) 882 rte_pktmbuf_free(pkts_burst[i]); 883 } while (nb_rx > 0); 884 } 885 } 886 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 887 } 888 } 889 890 static void 891 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 892 { 893 struct fwd_stream **fsm; 894 streamid_t nb_fs; 895 streamid_t sm_id; 896 897 fsm = &fwd_streams[fc->stream_idx]; 898 nb_fs = fc->stream_nb; 899 do { 900 for (sm_id = 0; sm_id < nb_fs; sm_id++) 901 (*pkt_fwd)(fsm[sm_id]); 902 } while (! fc->stopped); 903 } 904 905 static int 906 start_pkt_forward_on_core(void *fwd_arg) 907 { 908 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 909 cur_fwd_config.fwd_eng->packet_fwd); 910 return 0; 911 } 912 913 /* 914 * Run the TXONLY packet forwarding engine to send a single burst of packets. 915 * Used to start communication flows in network loopback test configurations. 916 */ 917 static int 918 run_one_txonly_burst_on_core(void *fwd_arg) 919 { 920 struct fwd_lcore *fwd_lc; 921 struct fwd_lcore tmp_lcore; 922 923 fwd_lc = (struct fwd_lcore *) fwd_arg; 924 tmp_lcore = *fwd_lc; 925 tmp_lcore.stopped = 1; 926 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 927 return 0; 928 } 929 930 /* 931 * Launch packet forwarding: 932 * - Setup per-port forwarding context. 933 * - launch logical cores with their forwarding configuration. 934 */ 935 static void 936 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 937 { 938 port_fwd_begin_t port_fwd_begin; 939 unsigned int i; 940 unsigned int lc_id; 941 int diag; 942 943 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 944 if (port_fwd_begin != NULL) { 945 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 946 (*port_fwd_begin)(fwd_ports_ids[i]); 947 } 948 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 949 lc_id = fwd_lcores_cpuids[i]; 950 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 951 fwd_lcores[i]->stopped = 0; 952 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 953 fwd_lcores[i], lc_id); 954 if (diag != 0) 955 printf("launch lcore %u failed - diag=%d\n", 956 lc_id, diag); 957 } 958 } 959 } 960 961 /* 962 * Launch packet forwarding configuration. 963 */ 964 void 965 start_packet_forwarding(int with_tx_first) 966 { 967 port_fwd_begin_t port_fwd_begin; 968 port_fwd_end_t port_fwd_end; 969 struct rte_port *port; 970 unsigned int i; 971 portid_t pt_id; 972 streamid_t sm_id; 973 974 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 975 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 976 977 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 978 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 979 980 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 981 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 982 (!nb_rxq || !nb_txq)) 983 rte_exit(EXIT_FAILURE, 984 "Either rxq or txq are 0, cannot use %s fwd mode\n", 985 cur_fwd_eng->fwd_mode_name); 986 987 if (all_ports_started() == 0) { 988 printf("Not all ports were started\n"); 989 return; 990 } 991 if (test_done == 0) { 992 printf("Packet forwarding already started\n"); 993 return; 994 } 995 if(dcb_test) { 996 for (i = 0; i < nb_fwd_ports; i++) { 997 pt_id = fwd_ports_ids[i]; 998 port = &ports[pt_id]; 999 if (!port->dcb_flag) { 1000 printf("In DCB mode, all forwarding ports must " 1001 "be configured in this mode.\n"); 1002 return; 1003 } 1004 } 1005 if (nb_fwd_lcores == 1) { 1006 printf("In DCB mode,the nb forwarding cores " 1007 "should be larger than 1.\n"); 1008 return; 1009 } 1010 } 1011 test_done = 0; 1012 1013 if(!no_flush_rx) 1014 flush_fwd_rx_queues(); 1015 1016 fwd_config_setup(); 1017 rxtx_config_display(); 1018 1019 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1020 pt_id = fwd_ports_ids[i]; 1021 port = &ports[pt_id]; 1022 rte_eth_stats_get(pt_id, &port->stats); 1023 port->tx_dropped = 0; 1024 1025 map_port_queue_stats_mapping_registers(pt_id, port); 1026 } 1027 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1028 fwd_streams[sm_id]->rx_packets = 0; 1029 fwd_streams[sm_id]->tx_packets = 0; 1030 fwd_streams[sm_id]->fwd_dropped = 0; 1031 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1032 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1033 1034 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1035 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1036 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1037 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1038 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1039 #endif 1040 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1041 fwd_streams[sm_id]->core_cycles = 0; 1042 #endif 1043 } 1044 if (with_tx_first) { 1045 port_fwd_begin = tx_only_engine.port_fwd_begin; 1046 if (port_fwd_begin != NULL) { 1047 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1048 (*port_fwd_begin)(fwd_ports_ids[i]); 1049 } 1050 launch_packet_forwarding(run_one_txonly_burst_on_core); 1051 rte_eal_mp_wait_lcore(); 1052 port_fwd_end = tx_only_engine.port_fwd_end; 1053 if (port_fwd_end != NULL) { 1054 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1055 (*port_fwd_end)(fwd_ports_ids[i]); 1056 } 1057 } 1058 launch_packet_forwarding(start_pkt_forward_on_core); 1059 } 1060 1061 void 1062 stop_packet_forwarding(void) 1063 { 1064 struct rte_eth_stats stats; 1065 struct rte_port *port; 1066 port_fwd_end_t port_fwd_end; 1067 int i; 1068 portid_t pt_id; 1069 streamid_t sm_id; 1070 lcoreid_t lc_id; 1071 uint64_t total_recv; 1072 uint64_t total_xmit; 1073 uint64_t total_rx_dropped; 1074 uint64_t total_tx_dropped; 1075 uint64_t total_rx_nombuf; 1076 uint64_t tx_dropped; 1077 uint64_t rx_bad_ip_csum; 1078 uint64_t rx_bad_l4_csum; 1079 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1080 uint64_t fwd_cycles; 1081 #endif 1082 static const char *acc_stats_border = "+++++++++++++++"; 1083 1084 if (all_ports_started() == 0) { 1085 printf("Not all ports were started\n"); 1086 return; 1087 } 1088 if (test_done) { 1089 printf("Packet forwarding not started\n"); 1090 return; 1091 } 1092 printf("Telling cores to stop..."); 1093 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1094 fwd_lcores[lc_id]->stopped = 1; 1095 printf("\nWaiting for lcores to finish...\n"); 1096 rte_eal_mp_wait_lcore(); 1097 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1098 if (port_fwd_end != NULL) { 1099 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1100 pt_id = fwd_ports_ids[i]; 1101 (*port_fwd_end)(pt_id); 1102 } 1103 } 1104 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1105 fwd_cycles = 0; 1106 #endif 1107 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1108 if (cur_fwd_config.nb_fwd_streams > 1109 cur_fwd_config.nb_fwd_ports) { 1110 fwd_stream_stats_display(sm_id); 1111 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1112 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1113 } else { 1114 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1115 fwd_streams[sm_id]; 1116 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1117 fwd_streams[sm_id]; 1118 } 1119 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1120 tx_dropped = (uint64_t) (tx_dropped + 1121 fwd_streams[sm_id]->fwd_dropped); 1122 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1123 1124 rx_bad_ip_csum = 1125 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1126 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1127 fwd_streams[sm_id]->rx_bad_ip_csum); 1128 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1129 rx_bad_ip_csum; 1130 1131 rx_bad_l4_csum = 1132 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1133 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1134 fwd_streams[sm_id]->rx_bad_l4_csum); 1135 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1136 rx_bad_l4_csum; 1137 1138 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1139 fwd_cycles = (uint64_t) (fwd_cycles + 1140 fwd_streams[sm_id]->core_cycles); 1141 #endif 1142 } 1143 total_recv = 0; 1144 total_xmit = 0; 1145 total_rx_dropped = 0; 1146 total_tx_dropped = 0; 1147 total_rx_nombuf = 0; 1148 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1149 pt_id = fwd_ports_ids[i]; 1150 1151 port = &ports[pt_id]; 1152 rte_eth_stats_get(pt_id, &stats); 1153 stats.ipackets -= port->stats.ipackets; 1154 port->stats.ipackets = 0; 1155 stats.opackets -= port->stats.opackets; 1156 port->stats.opackets = 0; 1157 stats.ibytes -= port->stats.ibytes; 1158 port->stats.ibytes = 0; 1159 stats.obytes -= port->stats.obytes; 1160 port->stats.obytes = 0; 1161 stats.imissed -= port->stats.imissed; 1162 port->stats.imissed = 0; 1163 stats.oerrors -= port->stats.oerrors; 1164 port->stats.oerrors = 0; 1165 stats.rx_nombuf -= port->stats.rx_nombuf; 1166 port->stats.rx_nombuf = 0; 1167 1168 total_recv += stats.ipackets; 1169 total_xmit += stats.opackets; 1170 total_rx_dropped += stats.imissed; 1171 total_tx_dropped += port->tx_dropped; 1172 total_rx_nombuf += stats.rx_nombuf; 1173 1174 fwd_port_stats_display(pt_id, &stats); 1175 } 1176 printf("\n %s Accumulated forward statistics for all ports" 1177 "%s\n", 1178 acc_stats_border, acc_stats_border); 1179 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1180 "%-"PRIu64"\n" 1181 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1182 "%-"PRIu64"\n", 1183 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1184 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1185 if (total_rx_nombuf > 0) 1186 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1187 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1188 "%s\n", 1189 acc_stats_border, acc_stats_border); 1190 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1191 if (total_recv > 0) 1192 printf("\n CPU cycles/packet=%u (total cycles=" 1193 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1194 (unsigned int)(fwd_cycles / total_recv), 1195 fwd_cycles, total_recv); 1196 #endif 1197 printf("\nDone.\n"); 1198 test_done = 1; 1199 } 1200 1201 void 1202 dev_set_link_up(portid_t pid) 1203 { 1204 if (rte_eth_dev_set_link_up((uint8_t)pid) < 0) 1205 printf("\nSet link up fail.\n"); 1206 } 1207 1208 void 1209 dev_set_link_down(portid_t pid) 1210 { 1211 if (rte_eth_dev_set_link_down((uint8_t)pid) < 0) 1212 printf("\nSet link down fail.\n"); 1213 } 1214 1215 static int 1216 all_ports_started(void) 1217 { 1218 portid_t pi; 1219 struct rte_port *port; 1220 1221 FOREACH_PORT(pi, ports) { 1222 port = &ports[pi]; 1223 /* Check if there is a port which is not started */ 1224 if ((port->port_status != RTE_PORT_STARTED) && 1225 (port->slave_flag == 0)) 1226 return 0; 1227 } 1228 1229 /* No port is not started */ 1230 return 1; 1231 } 1232 1233 int 1234 all_ports_stopped(void) 1235 { 1236 portid_t pi; 1237 struct rte_port *port; 1238 1239 FOREACH_PORT(pi, ports) { 1240 port = &ports[pi]; 1241 if ((port->port_status != RTE_PORT_STOPPED) && 1242 (port->slave_flag == 0)) 1243 return 0; 1244 } 1245 1246 return 1; 1247 } 1248 1249 int 1250 port_is_started(portid_t port_id) 1251 { 1252 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1253 return 0; 1254 1255 if (ports[port_id].port_status != RTE_PORT_STARTED) 1256 return 0; 1257 1258 return 1; 1259 } 1260 1261 static int 1262 port_is_closed(portid_t port_id) 1263 { 1264 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1265 return 0; 1266 1267 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1268 return 0; 1269 1270 return 1; 1271 } 1272 1273 int 1274 start_port(portid_t pid) 1275 { 1276 int diag, need_check_link_status = -1; 1277 portid_t pi; 1278 queueid_t qi; 1279 struct rte_port *port; 1280 struct ether_addr mac_addr; 1281 1282 if (test_done == 0) { 1283 printf("Please stop forwarding first\n"); 1284 return -1; 1285 } 1286 1287 if (port_id_is_invalid(pid, ENABLED_WARN)) 1288 return 0; 1289 1290 if (init_fwd_streams() < 0) { 1291 printf("Fail from init_fwd_streams()\n"); 1292 return -1; 1293 } 1294 1295 if(dcb_config) 1296 dcb_test = 1; 1297 FOREACH_PORT(pi, ports) { 1298 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1299 continue; 1300 1301 need_check_link_status = 0; 1302 port = &ports[pi]; 1303 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1304 RTE_PORT_HANDLING) == 0) { 1305 printf("Port %d is now not stopped\n", pi); 1306 continue; 1307 } 1308 1309 if (port->need_reconfig > 0) { 1310 port->need_reconfig = 0; 1311 1312 printf("Configuring Port %d (socket %u)\n", pi, 1313 port->socket_id); 1314 /* configure port */ 1315 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1316 &(port->dev_conf)); 1317 if (diag != 0) { 1318 if (rte_atomic16_cmpset(&(port->port_status), 1319 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1320 printf("Port %d can not be set back " 1321 "to stopped\n", pi); 1322 printf("Fail to configure port %d\n", pi); 1323 /* try to reconfigure port next time */ 1324 port->need_reconfig = 1; 1325 return -1; 1326 } 1327 } 1328 if (port->need_reconfig_queues > 0) { 1329 port->need_reconfig_queues = 0; 1330 /* setup tx queues */ 1331 for (qi = 0; qi < nb_txq; qi++) { 1332 if ((numa_support) && 1333 (txring_numa[pi] != NUMA_NO_CONFIG)) 1334 diag = rte_eth_tx_queue_setup(pi, qi, 1335 nb_txd,txring_numa[pi], 1336 &(port->tx_conf)); 1337 else 1338 diag = rte_eth_tx_queue_setup(pi, qi, 1339 nb_txd,port->socket_id, 1340 &(port->tx_conf)); 1341 1342 if (diag == 0) 1343 continue; 1344 1345 /* Fail to setup tx queue, return */ 1346 if (rte_atomic16_cmpset(&(port->port_status), 1347 RTE_PORT_HANDLING, 1348 RTE_PORT_STOPPED) == 0) 1349 printf("Port %d can not be set back " 1350 "to stopped\n", pi); 1351 printf("Fail to configure port %d tx queues\n", pi); 1352 /* try to reconfigure queues next time */ 1353 port->need_reconfig_queues = 1; 1354 return -1; 1355 } 1356 /* setup rx queues */ 1357 for (qi = 0; qi < nb_rxq; qi++) { 1358 if ((numa_support) && 1359 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1360 struct rte_mempool * mp = 1361 mbuf_pool_find(rxring_numa[pi]); 1362 if (mp == NULL) { 1363 printf("Failed to setup RX queue:" 1364 "No mempool allocation" 1365 "on the socket %d\n", 1366 rxring_numa[pi]); 1367 return -1; 1368 } 1369 1370 diag = rte_eth_rx_queue_setup(pi, qi, 1371 nb_rxd,rxring_numa[pi], 1372 &(port->rx_conf),mp); 1373 } 1374 else 1375 diag = rte_eth_rx_queue_setup(pi, qi, 1376 nb_rxd,port->socket_id, 1377 &(port->rx_conf), 1378 mbuf_pool_find(port->socket_id)); 1379 1380 if (diag == 0) 1381 continue; 1382 1383 1384 /* Fail to setup rx queue, return */ 1385 if (rte_atomic16_cmpset(&(port->port_status), 1386 RTE_PORT_HANDLING, 1387 RTE_PORT_STOPPED) == 0) 1388 printf("Port %d can not be set back " 1389 "to stopped\n", pi); 1390 printf("Fail to configure port %d rx queues\n", pi); 1391 /* try to reconfigure queues next time */ 1392 port->need_reconfig_queues = 1; 1393 return -1; 1394 } 1395 } 1396 /* start port */ 1397 if (rte_eth_dev_start(pi) < 0) { 1398 printf("Fail to start port %d\n", pi); 1399 1400 /* Fail to setup rx queue, return */ 1401 if (rte_atomic16_cmpset(&(port->port_status), 1402 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1403 printf("Port %d can not be set back to " 1404 "stopped\n", pi); 1405 continue; 1406 } 1407 1408 if (rte_atomic16_cmpset(&(port->port_status), 1409 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1410 printf("Port %d can not be set into started\n", pi); 1411 1412 rte_eth_macaddr_get(pi, &mac_addr); 1413 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1414 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1415 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1416 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1417 1418 /* at least one port started, need checking link status */ 1419 need_check_link_status = 1; 1420 } 1421 1422 if (need_check_link_status == 1 && !no_link_check) 1423 check_all_ports_link_status(RTE_PORT_ALL); 1424 else if (need_check_link_status == 0) 1425 printf("Please stop the ports first\n"); 1426 1427 printf("Done\n"); 1428 return 0; 1429 } 1430 1431 void 1432 stop_port(portid_t pid) 1433 { 1434 portid_t pi; 1435 struct rte_port *port; 1436 int need_check_link_status = 0; 1437 1438 if (test_done == 0) { 1439 printf("Please stop forwarding first\n"); 1440 return; 1441 } 1442 if (dcb_test) { 1443 dcb_test = 0; 1444 dcb_config = 0; 1445 } 1446 1447 if (port_id_is_invalid(pid, ENABLED_WARN)) 1448 return; 1449 1450 printf("Stopping ports...\n"); 1451 1452 FOREACH_PORT(pi, ports) { 1453 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1454 continue; 1455 1456 port = &ports[pi]; 1457 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1458 RTE_PORT_HANDLING) == 0) 1459 continue; 1460 1461 rte_eth_dev_stop(pi); 1462 1463 if (rte_atomic16_cmpset(&(port->port_status), 1464 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1465 printf("Port %d can not be set into stopped\n", pi); 1466 need_check_link_status = 1; 1467 } 1468 if (need_check_link_status && !no_link_check) 1469 check_all_ports_link_status(RTE_PORT_ALL); 1470 1471 printf("Done\n"); 1472 } 1473 1474 void 1475 close_port(portid_t pid) 1476 { 1477 portid_t pi; 1478 struct rte_port *port; 1479 1480 if (test_done == 0) { 1481 printf("Please stop forwarding first\n"); 1482 return; 1483 } 1484 1485 if (port_id_is_invalid(pid, ENABLED_WARN)) 1486 return; 1487 1488 printf("Closing ports...\n"); 1489 1490 FOREACH_PORT(pi, ports) { 1491 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1492 continue; 1493 1494 port = &ports[pi]; 1495 if (rte_atomic16_cmpset(&(port->port_status), 1496 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1497 printf("Port %d is already closed\n", pi); 1498 continue; 1499 } 1500 1501 if (rte_atomic16_cmpset(&(port->port_status), 1502 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1503 printf("Port %d is now not stopped\n", pi); 1504 continue; 1505 } 1506 1507 rte_eth_dev_close(pi); 1508 1509 if (rte_atomic16_cmpset(&(port->port_status), 1510 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1511 printf("Port %d can not be set into stopped\n", pi); 1512 } 1513 1514 printf("Done\n"); 1515 } 1516 1517 void 1518 attach_port(char *identifier) 1519 { 1520 portid_t i, j, pi = 0; 1521 1522 printf("Attaching a new port...\n"); 1523 1524 if (identifier == NULL) { 1525 printf("Invalid parameters are specified\n"); 1526 return; 1527 } 1528 1529 if (test_done == 0) { 1530 printf("Please stop forwarding first\n"); 1531 return; 1532 } 1533 1534 if (rte_eth_dev_attach(identifier, &pi)) 1535 return; 1536 1537 ports[pi].enabled = 1; 1538 reconfig(pi, rte_eth_dev_socket_id(pi)); 1539 rte_eth_promiscuous_enable(pi); 1540 1541 nb_ports = rte_eth_dev_count(); 1542 1543 /* set_default_fwd_ports_config(); */ 1544 memset(fwd_ports_ids, 0, sizeof(fwd_ports_ids)); 1545 i = 0; 1546 FOREACH_PORT(j, ports) { 1547 fwd_ports_ids[i] = j; 1548 i++; 1549 } 1550 nb_cfg_ports = nb_ports; 1551 nb_fwd_ports++; 1552 1553 ports[pi].port_status = RTE_PORT_STOPPED; 1554 1555 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1556 printf("Done\n"); 1557 } 1558 1559 void 1560 detach_port(uint8_t port_id) 1561 { 1562 portid_t i, pi = 0; 1563 char name[RTE_ETH_NAME_MAX_LEN]; 1564 1565 printf("Detaching a port...\n"); 1566 1567 if (!port_is_closed(port_id)) { 1568 printf("Please close port first\n"); 1569 return; 1570 } 1571 1572 if (rte_eth_dev_detach(port_id, name)) 1573 return; 1574 1575 ports[port_id].enabled = 0; 1576 nb_ports = rte_eth_dev_count(); 1577 1578 /* set_default_fwd_ports_config(); */ 1579 memset(fwd_ports_ids, 0, sizeof(fwd_ports_ids)); 1580 i = 0; 1581 FOREACH_PORT(pi, ports) { 1582 fwd_ports_ids[i] = pi; 1583 i++; 1584 } 1585 nb_cfg_ports = nb_ports; 1586 nb_fwd_ports--; 1587 1588 printf("Port '%s' is detached. Now total ports is %d\n", 1589 name, nb_ports); 1590 printf("Done\n"); 1591 return; 1592 } 1593 1594 void 1595 pmd_test_exit(void) 1596 { 1597 portid_t pt_id; 1598 1599 if (test_done == 0) 1600 stop_packet_forwarding(); 1601 1602 if (ports != NULL) { 1603 no_link_check = 1; 1604 FOREACH_PORT(pt_id, ports) { 1605 printf("\nShutting down port %d...\n", pt_id); 1606 fflush(stdout); 1607 stop_port(pt_id); 1608 close_port(pt_id); 1609 } 1610 } 1611 printf("\nBye...\n"); 1612 } 1613 1614 typedef void (*cmd_func_t)(void); 1615 struct pmd_test_command { 1616 const char *cmd_name; 1617 cmd_func_t cmd_func; 1618 }; 1619 1620 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1621 1622 /* Check the link status of all ports in up to 9s, and print them finally */ 1623 static void 1624 check_all_ports_link_status(uint32_t port_mask) 1625 { 1626 #define CHECK_INTERVAL 100 /* 100ms */ 1627 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1628 uint8_t portid, count, all_ports_up, print_flag = 0; 1629 struct rte_eth_link link; 1630 1631 printf("Checking link statuses...\n"); 1632 fflush(stdout); 1633 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1634 all_ports_up = 1; 1635 FOREACH_PORT(portid, ports) { 1636 if ((port_mask & (1 << portid)) == 0) 1637 continue; 1638 memset(&link, 0, sizeof(link)); 1639 rte_eth_link_get_nowait(portid, &link); 1640 /* print link status if flag set */ 1641 if (print_flag == 1) { 1642 if (link.link_status) 1643 printf("Port %d Link Up - speed %u " 1644 "Mbps - %s\n", (uint8_t)portid, 1645 (unsigned)link.link_speed, 1646 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1647 ("full-duplex") : ("half-duplex\n")); 1648 else 1649 printf("Port %d Link Down\n", 1650 (uint8_t)portid); 1651 continue; 1652 } 1653 /* clear all_ports_up flag if any link down */ 1654 if (link.link_status == ETH_LINK_DOWN) { 1655 all_ports_up = 0; 1656 break; 1657 } 1658 } 1659 /* after finally printing all link status, get out */ 1660 if (print_flag == 1) 1661 break; 1662 1663 if (all_ports_up == 0) { 1664 fflush(stdout); 1665 rte_delay_ms(CHECK_INTERVAL); 1666 } 1667 1668 /* set the print_flag if all ports up or timeout */ 1669 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1670 print_flag = 1; 1671 } 1672 } 1673 } 1674 1675 static int 1676 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1677 { 1678 uint16_t i; 1679 int diag; 1680 uint8_t mapping_found = 0; 1681 1682 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 1683 if ((tx_queue_stats_mappings[i].port_id == port_id) && 1684 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 1685 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 1686 tx_queue_stats_mappings[i].queue_id, 1687 tx_queue_stats_mappings[i].stats_counter_id); 1688 if (diag != 0) 1689 return diag; 1690 mapping_found = 1; 1691 } 1692 } 1693 if (mapping_found) 1694 port->tx_queue_stats_mapping_enabled = 1; 1695 return 0; 1696 } 1697 1698 static int 1699 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1700 { 1701 uint16_t i; 1702 int diag; 1703 uint8_t mapping_found = 0; 1704 1705 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 1706 if ((rx_queue_stats_mappings[i].port_id == port_id) && 1707 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 1708 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 1709 rx_queue_stats_mappings[i].queue_id, 1710 rx_queue_stats_mappings[i].stats_counter_id); 1711 if (diag != 0) 1712 return diag; 1713 mapping_found = 1; 1714 } 1715 } 1716 if (mapping_found) 1717 port->rx_queue_stats_mapping_enabled = 1; 1718 return 0; 1719 } 1720 1721 static void 1722 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port) 1723 { 1724 int diag = 0; 1725 1726 diag = set_tx_queue_stats_mapping_registers(pi, port); 1727 if (diag != 0) { 1728 if (diag == -ENOTSUP) { 1729 port->tx_queue_stats_mapping_enabled = 0; 1730 printf("TX queue stats mapping not supported port id=%d\n", pi); 1731 } 1732 else 1733 rte_exit(EXIT_FAILURE, 1734 "set_tx_queue_stats_mapping_registers " 1735 "failed for port id=%d diag=%d\n", 1736 pi, diag); 1737 } 1738 1739 diag = set_rx_queue_stats_mapping_registers(pi, port); 1740 if (diag != 0) { 1741 if (diag == -ENOTSUP) { 1742 port->rx_queue_stats_mapping_enabled = 0; 1743 printf("RX queue stats mapping not supported port id=%d\n", pi); 1744 } 1745 else 1746 rte_exit(EXIT_FAILURE, 1747 "set_rx_queue_stats_mapping_registers " 1748 "failed for port id=%d diag=%d\n", 1749 pi, diag); 1750 } 1751 } 1752 1753 static void 1754 rxtx_port_config(struct rte_port *port) 1755 { 1756 port->rx_conf = port->dev_info.default_rxconf; 1757 port->tx_conf = port->dev_info.default_txconf; 1758 1759 /* Check if any RX/TX parameters have been passed */ 1760 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 1761 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 1762 1763 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 1764 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 1765 1766 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 1767 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 1768 1769 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 1770 port->rx_conf.rx_free_thresh = rx_free_thresh; 1771 1772 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 1773 port->rx_conf.rx_drop_en = rx_drop_en; 1774 1775 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 1776 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 1777 1778 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 1779 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 1780 1781 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 1782 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 1783 1784 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 1785 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 1786 1787 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 1788 port->tx_conf.tx_free_thresh = tx_free_thresh; 1789 1790 if (txq_flags != RTE_PMD_PARAM_UNSET) 1791 port->tx_conf.txq_flags = txq_flags; 1792 } 1793 1794 void 1795 init_port_config(void) 1796 { 1797 portid_t pid; 1798 struct rte_port *port; 1799 1800 FOREACH_PORT(pid, ports) { 1801 port = &ports[pid]; 1802 port->dev_conf.rxmode = rx_mode; 1803 port->dev_conf.fdir_conf = fdir_conf; 1804 if (nb_rxq > 1) { 1805 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1806 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 1807 } else { 1808 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1809 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 1810 } 1811 1812 if (port->dcb_flag == 0 && port->dev_info.max_vfs == 0) { 1813 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1814 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 1815 else 1816 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 1817 } 1818 1819 if (port->dev_info.max_vfs != 0) { 1820 if (port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1821 port->dev_conf.rxmode.mq_mode = 1822 ETH_MQ_RX_VMDQ_RSS; 1823 else 1824 port->dev_conf.rxmode.mq_mode = 1825 ETH_MQ_RX_NONE; 1826 1827 port->dev_conf.txmode.mq_mode = ETH_MQ_TX_NONE; 1828 } 1829 1830 rxtx_port_config(port); 1831 1832 rte_eth_macaddr_get(pid, &port->eth_addr); 1833 1834 map_port_queue_stats_mapping_registers(pid, port); 1835 #ifdef RTE_NIC_BYPASS 1836 rte_eth_dev_bypass_init(pid); 1837 #endif 1838 } 1839 } 1840 1841 void set_port_slave_flag(portid_t slave_pid) 1842 { 1843 struct rte_port *port; 1844 1845 port = &ports[slave_pid]; 1846 port->slave_flag = 1; 1847 } 1848 1849 void clear_port_slave_flag(portid_t slave_pid) 1850 { 1851 struct rte_port *port; 1852 1853 port = &ports[slave_pid]; 1854 port->slave_flag = 0; 1855 } 1856 1857 const uint16_t vlan_tags[] = { 1858 0, 1, 2, 3, 4, 5, 6, 7, 1859 8, 9, 10, 11, 12, 13, 14, 15, 1860 16, 17, 18, 19, 20, 21, 22, 23, 1861 24, 25, 26, 27, 28, 29, 30, 31 1862 }; 1863 1864 static int 1865 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 1866 enum dcb_mode_enable dcb_mode, 1867 enum rte_eth_nb_tcs num_tcs, 1868 uint8_t pfc_en) 1869 { 1870 uint8_t i; 1871 1872 /* 1873 * Builds up the correct configuration for dcb+vt based on the vlan tags array 1874 * given above, and the number of traffic classes available for use. 1875 */ 1876 if (dcb_mode == DCB_VT_ENABLED) { 1877 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 1878 ð_conf->rx_adv_conf.vmdq_dcb_conf; 1879 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 1880 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 1881 1882 /* VMDQ+DCB RX and TX configrations */ 1883 vmdq_rx_conf->enable_default_pool = 0; 1884 vmdq_rx_conf->default_pool = 0; 1885 vmdq_rx_conf->nb_queue_pools = 1886 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1887 vmdq_tx_conf->nb_queue_pools = 1888 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1889 1890 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 1891 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 1892 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 1893 vmdq_rx_conf->pool_map[i].pools = 1894 1 << (i % vmdq_rx_conf->nb_queue_pools); 1895 } 1896 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 1897 vmdq_rx_conf->dcb_tc[i] = i; 1898 vmdq_tx_conf->dcb_tc[i] = i; 1899 } 1900 1901 /* set DCB mode of RX and TX of multiple queues */ 1902 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 1903 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 1904 } else { 1905 struct rte_eth_dcb_rx_conf *rx_conf = 1906 ð_conf->rx_adv_conf.dcb_rx_conf; 1907 struct rte_eth_dcb_tx_conf *tx_conf = 1908 ð_conf->tx_adv_conf.dcb_tx_conf; 1909 1910 rx_conf->nb_tcs = num_tcs; 1911 tx_conf->nb_tcs = num_tcs; 1912 1913 for (i = 0; i < num_tcs; i++) { 1914 rx_conf->dcb_tc[i] = i; 1915 tx_conf->dcb_tc[i] = i; 1916 } 1917 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 1918 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 1919 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 1920 } 1921 1922 if (pfc_en) 1923 eth_conf->dcb_capability_en = 1924 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 1925 else 1926 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 1927 1928 return 0; 1929 } 1930 1931 int 1932 init_port_dcb_config(portid_t pid, 1933 enum dcb_mode_enable dcb_mode, 1934 enum rte_eth_nb_tcs num_tcs, 1935 uint8_t pfc_en) 1936 { 1937 struct rte_eth_conf port_conf; 1938 struct rte_eth_dev_info dev_info; 1939 struct rte_port *rte_port; 1940 int retval; 1941 uint16_t i; 1942 1943 rte_eth_dev_info_get(pid, &dev_info); 1944 1945 /* If dev_info.vmdq_pool_base is greater than 0, 1946 * the queue id of vmdq pools is started after pf queues. 1947 */ 1948 if (dcb_mode == DCB_VT_ENABLED && dev_info.vmdq_pool_base > 0) { 1949 printf("VMDQ_DCB multi-queue mode is nonsensical" 1950 " for port %d.", pid); 1951 return -1; 1952 } 1953 1954 /* Assume the ports in testpmd have the same dcb capability 1955 * and has the same number of rxq and txq in dcb mode 1956 */ 1957 if (dcb_mode == DCB_VT_ENABLED) { 1958 nb_rxq = dev_info.max_rx_queues; 1959 nb_txq = dev_info.max_tx_queues; 1960 } else { 1961 /*if vt is disabled, use all pf queues */ 1962 if (dev_info.vmdq_pool_base == 0) { 1963 nb_rxq = dev_info.max_rx_queues; 1964 nb_txq = dev_info.max_tx_queues; 1965 } else { 1966 nb_rxq = (queueid_t)num_tcs; 1967 nb_txq = (queueid_t)num_tcs; 1968 1969 } 1970 } 1971 rx_free_thresh = 64; 1972 1973 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 1974 /* Enter DCB configuration status */ 1975 dcb_config = 1; 1976 1977 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 1978 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 1979 if (retval < 0) 1980 return retval; 1981 1982 rte_port = &ports[pid]; 1983 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 1984 1985 rxtx_port_config(rte_port); 1986 /* VLAN filter */ 1987 rte_port->dev_conf.rxmode.hw_vlan_filter = 1; 1988 for (i = 0; i < RTE_DIM(vlan_tags); i++) 1989 rx_vft_set(pid, vlan_tags[i], 1); 1990 1991 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 1992 map_port_queue_stats_mapping_registers(pid, rte_port); 1993 1994 rte_port->dcb_flag = 1; 1995 1996 return 0; 1997 } 1998 1999 static void 2000 init_port(void) 2001 { 2002 portid_t pid; 2003 2004 /* Configuration of Ethernet ports. */ 2005 ports = rte_zmalloc("testpmd: ports", 2006 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2007 RTE_CACHE_LINE_SIZE); 2008 if (ports == NULL) { 2009 rte_exit(EXIT_FAILURE, 2010 "rte_zmalloc(%d struct rte_port) failed\n", 2011 RTE_MAX_ETHPORTS); 2012 } 2013 2014 /* enabled allocated ports */ 2015 for (pid = 0; pid < nb_ports; pid++) 2016 ports[pid].enabled = 1; 2017 } 2018 2019 static void 2020 force_quit(void) 2021 { 2022 pmd_test_exit(); 2023 prompt_exit(); 2024 } 2025 2026 static void 2027 signal_handler(int signum) 2028 { 2029 if (signum == SIGINT || signum == SIGTERM) { 2030 printf("\nSignal %d received, preparing to exit...\n", 2031 signum); 2032 force_quit(); 2033 /* exit with the expected status */ 2034 signal(signum, SIG_DFL); 2035 kill(getpid(), signum); 2036 } 2037 } 2038 2039 int 2040 main(int argc, char** argv) 2041 { 2042 int diag; 2043 uint8_t port_id; 2044 2045 signal(SIGINT, signal_handler); 2046 signal(SIGTERM, signal_handler); 2047 2048 diag = rte_eal_init(argc, argv); 2049 if (diag < 0) 2050 rte_panic("Cannot init EAL\n"); 2051 2052 nb_ports = (portid_t) rte_eth_dev_count(); 2053 if (nb_ports == 0) 2054 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n"); 2055 2056 /* allocate port structures, and init them */ 2057 init_port(); 2058 2059 set_def_fwd_config(); 2060 if (nb_lcores == 0) 2061 rte_panic("Empty set of forwarding logical cores - check the " 2062 "core mask supplied in the command parameters\n"); 2063 2064 argc -= diag; 2065 argv += diag; 2066 if (argc > 1) 2067 launch_args_parse(argc, argv); 2068 2069 if (!nb_rxq && !nb_txq) 2070 printf("Warning: Either rx or tx queues should be non-zero\n"); 2071 2072 if (nb_rxq > 1 && nb_rxq > nb_txq) 2073 printf("Warning: nb_rxq=%d enables RSS configuration, " 2074 "but nb_txq=%d will prevent to fully test it.\n", 2075 nb_rxq, nb_txq); 2076 2077 init_config(); 2078 if (start_port(RTE_PORT_ALL) != 0) 2079 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2080 2081 /* set all ports to promiscuous mode by default */ 2082 FOREACH_PORT(port_id, ports) 2083 rte_eth_promiscuous_enable(port_id); 2084 2085 #ifdef RTE_LIBRTE_CMDLINE 2086 if (interactive == 1) { 2087 if (auto_start) { 2088 printf("Start automatic packet forwarding\n"); 2089 start_packet_forwarding(0); 2090 } 2091 prompt(); 2092 } else 2093 #endif 2094 { 2095 char c; 2096 int rc; 2097 2098 printf("No commandline core given, start packet forwarding\n"); 2099 start_packet_forwarding(0); 2100 printf("Press enter to exit\n"); 2101 rc = read(0, &c, 1); 2102 pmd_test_exit(); 2103 if (rc < 0) 2104 return 1; 2105 } 2106 2107 return 0; 2108 } 2109