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 fwd_config_setup(); 596 } 597 598 599 void 600 reconfig(portid_t new_port_id, unsigned socket_id) 601 { 602 struct rte_port *port; 603 604 /* Reconfiguration of Ethernet ports. */ 605 port = &ports[new_port_id]; 606 rte_eth_dev_info_get(new_port_id, &port->dev_info); 607 608 /* set flag to initialize port/queue */ 609 port->need_reconfig = 1; 610 port->need_reconfig_queues = 1; 611 port->socket_id = socket_id; 612 613 init_port_config(); 614 } 615 616 617 int 618 init_fwd_streams(void) 619 { 620 portid_t pid; 621 struct rte_port *port; 622 streamid_t sm_id, nb_fwd_streams_new; 623 queueid_t q; 624 625 /* set socket id according to numa or not */ 626 FOREACH_PORT(pid, ports) { 627 port = &ports[pid]; 628 if (nb_rxq > port->dev_info.max_rx_queues) { 629 printf("Fail: nb_rxq(%d) is greater than " 630 "max_rx_queues(%d)\n", nb_rxq, 631 port->dev_info.max_rx_queues); 632 return -1; 633 } 634 if (nb_txq > port->dev_info.max_tx_queues) { 635 printf("Fail: nb_txq(%d) is greater than " 636 "max_tx_queues(%d)\n", nb_txq, 637 port->dev_info.max_tx_queues); 638 return -1; 639 } 640 if (numa_support) { 641 if (port_numa[pid] != NUMA_NO_CONFIG) 642 port->socket_id = port_numa[pid]; 643 else { 644 port->socket_id = rte_eth_dev_socket_id(pid); 645 646 /* if socket_id is invalid, set to 0 */ 647 if (check_socket_id(port->socket_id) < 0) 648 port->socket_id = 0; 649 } 650 } 651 else { 652 if (socket_num == UMA_NO_CONFIG) 653 port->socket_id = 0; 654 else 655 port->socket_id = socket_num; 656 } 657 } 658 659 q = RTE_MAX(nb_rxq, nb_txq); 660 if (q == 0) { 661 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 662 return -1; 663 } 664 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 665 if (nb_fwd_streams_new == nb_fwd_streams) 666 return 0; 667 /* clear the old */ 668 if (fwd_streams != NULL) { 669 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 670 if (fwd_streams[sm_id] == NULL) 671 continue; 672 rte_free(fwd_streams[sm_id]); 673 fwd_streams[sm_id] = NULL; 674 } 675 rte_free(fwd_streams); 676 fwd_streams = NULL; 677 } 678 679 /* init new */ 680 nb_fwd_streams = nb_fwd_streams_new; 681 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 682 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE); 683 if (fwd_streams == NULL) 684 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) " 685 "failed\n", nb_fwd_streams); 686 687 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 688 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream", 689 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE); 690 if (fwd_streams[sm_id] == NULL) 691 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)" 692 " failed\n"); 693 } 694 695 return 0; 696 } 697 698 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 699 static void 700 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 701 { 702 unsigned int total_burst; 703 unsigned int nb_burst; 704 unsigned int burst_stats[3]; 705 uint16_t pktnb_stats[3]; 706 uint16_t nb_pkt; 707 int burst_percent[3]; 708 709 /* 710 * First compute the total number of packet bursts and the 711 * two highest numbers of bursts of the same number of packets. 712 */ 713 total_burst = 0; 714 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 715 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 716 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 717 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 718 if (nb_burst == 0) 719 continue; 720 total_burst += nb_burst; 721 if (nb_burst > burst_stats[0]) { 722 burst_stats[1] = burst_stats[0]; 723 pktnb_stats[1] = pktnb_stats[0]; 724 burst_stats[0] = nb_burst; 725 pktnb_stats[0] = nb_pkt; 726 } 727 } 728 if (total_burst == 0) 729 return; 730 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 731 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 732 burst_percent[0], (int) pktnb_stats[0]); 733 if (burst_stats[0] == total_burst) { 734 printf("]\n"); 735 return; 736 } 737 if (burst_stats[0] + burst_stats[1] == total_burst) { 738 printf(" + %d%% of %d pkts]\n", 739 100 - burst_percent[0], pktnb_stats[1]); 740 return; 741 } 742 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 743 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 744 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 745 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 746 return; 747 } 748 printf(" + %d%% of %d pkts + %d%% of others]\n", 749 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 750 } 751 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 752 753 static void 754 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 755 { 756 struct rte_port *port; 757 uint8_t i; 758 759 static const char *fwd_stats_border = "----------------------"; 760 761 port = &ports[port_id]; 762 printf("\n %s Forward statistics for port %-2d %s\n", 763 fwd_stats_border, port_id, fwd_stats_border); 764 765 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 766 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 767 "%-"PRIu64"\n", 768 stats->ipackets, stats->imissed, 769 (uint64_t) (stats->ipackets + stats->imissed)); 770 771 if (cur_fwd_eng == &csum_fwd_engine) 772 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 773 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 774 if ((stats->ierrors + stats->rx_nombuf) > 0) { 775 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 776 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 777 } 778 779 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 780 "%-"PRIu64"\n", 781 stats->opackets, port->tx_dropped, 782 (uint64_t) (stats->opackets + port->tx_dropped)); 783 } 784 else { 785 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 786 "%14"PRIu64"\n", 787 stats->ipackets, stats->imissed, 788 (uint64_t) (stats->ipackets + stats->imissed)); 789 790 if (cur_fwd_eng == &csum_fwd_engine) 791 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 792 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 793 if ((stats->ierrors + stats->rx_nombuf) > 0) { 794 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 795 printf(" RX-nombufs: %14"PRIu64"\n", 796 stats->rx_nombuf); 797 } 798 799 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 800 "%14"PRIu64"\n", 801 stats->opackets, port->tx_dropped, 802 (uint64_t) (stats->opackets + port->tx_dropped)); 803 } 804 805 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 806 if (port->rx_stream) 807 pkt_burst_stats_display("RX", 808 &port->rx_stream->rx_burst_stats); 809 if (port->tx_stream) 810 pkt_burst_stats_display("TX", 811 &port->tx_stream->tx_burst_stats); 812 #endif 813 814 if (port->rx_queue_stats_mapping_enabled) { 815 printf("\n"); 816 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 817 printf(" Stats reg %2d RX-packets:%14"PRIu64 818 " RX-errors:%14"PRIu64 819 " RX-bytes:%14"PRIu64"\n", 820 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 821 } 822 printf("\n"); 823 } 824 if (port->tx_queue_stats_mapping_enabled) { 825 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 826 printf(" Stats reg %2d TX-packets:%14"PRIu64 827 " TX-bytes:%14"PRIu64"\n", 828 i, stats->q_opackets[i], stats->q_obytes[i]); 829 } 830 } 831 832 printf(" %s--------------------------------%s\n", 833 fwd_stats_border, fwd_stats_border); 834 } 835 836 static void 837 fwd_stream_stats_display(streamid_t stream_id) 838 { 839 struct fwd_stream *fs; 840 static const char *fwd_top_stats_border = "-------"; 841 842 fs = fwd_streams[stream_id]; 843 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 844 (fs->fwd_dropped == 0)) 845 return; 846 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 847 "TX Port=%2d/Queue=%2d %s\n", 848 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 849 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 850 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 851 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 852 853 /* if checksum mode */ 854 if (cur_fwd_eng == &csum_fwd_engine) { 855 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 856 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 857 } 858 859 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 860 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 861 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 862 #endif 863 } 864 865 static void 866 flush_fwd_rx_queues(void) 867 { 868 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 869 portid_t rxp; 870 portid_t port_id; 871 queueid_t rxq; 872 uint16_t nb_rx; 873 uint16_t i; 874 uint8_t j; 875 876 for (j = 0; j < 2; j++) { 877 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 878 for (rxq = 0; rxq < nb_rxq; rxq++) { 879 port_id = fwd_ports_ids[rxp]; 880 do { 881 nb_rx = rte_eth_rx_burst(port_id, rxq, 882 pkts_burst, MAX_PKT_BURST); 883 for (i = 0; i < nb_rx; i++) 884 rte_pktmbuf_free(pkts_burst[i]); 885 } while (nb_rx > 0); 886 } 887 } 888 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 889 } 890 } 891 892 static void 893 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 894 { 895 struct fwd_stream **fsm; 896 streamid_t nb_fs; 897 streamid_t sm_id; 898 899 fsm = &fwd_streams[fc->stream_idx]; 900 nb_fs = fc->stream_nb; 901 do { 902 for (sm_id = 0; sm_id < nb_fs; sm_id++) 903 (*pkt_fwd)(fsm[sm_id]); 904 } while (! fc->stopped); 905 } 906 907 static int 908 start_pkt_forward_on_core(void *fwd_arg) 909 { 910 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 911 cur_fwd_config.fwd_eng->packet_fwd); 912 return 0; 913 } 914 915 /* 916 * Run the TXONLY packet forwarding engine to send a single burst of packets. 917 * Used to start communication flows in network loopback test configurations. 918 */ 919 static int 920 run_one_txonly_burst_on_core(void *fwd_arg) 921 { 922 struct fwd_lcore *fwd_lc; 923 struct fwd_lcore tmp_lcore; 924 925 fwd_lc = (struct fwd_lcore *) fwd_arg; 926 tmp_lcore = *fwd_lc; 927 tmp_lcore.stopped = 1; 928 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 929 return 0; 930 } 931 932 /* 933 * Launch packet forwarding: 934 * - Setup per-port forwarding context. 935 * - launch logical cores with their forwarding configuration. 936 */ 937 static void 938 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 939 { 940 port_fwd_begin_t port_fwd_begin; 941 unsigned int i; 942 unsigned int lc_id; 943 int diag; 944 945 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 946 if (port_fwd_begin != NULL) { 947 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 948 (*port_fwd_begin)(fwd_ports_ids[i]); 949 } 950 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 951 lc_id = fwd_lcores_cpuids[i]; 952 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 953 fwd_lcores[i]->stopped = 0; 954 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 955 fwd_lcores[i], lc_id); 956 if (diag != 0) 957 printf("launch lcore %u failed - diag=%d\n", 958 lc_id, diag); 959 } 960 } 961 } 962 963 /* 964 * Launch packet forwarding configuration. 965 */ 966 void 967 start_packet_forwarding(int with_tx_first) 968 { 969 port_fwd_begin_t port_fwd_begin; 970 port_fwd_end_t port_fwd_end; 971 struct rte_port *port; 972 unsigned int i; 973 portid_t pt_id; 974 streamid_t sm_id; 975 976 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 977 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 978 979 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 980 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 981 982 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 983 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 984 (!nb_rxq || !nb_txq)) 985 rte_exit(EXIT_FAILURE, 986 "Either rxq or txq are 0, cannot use %s fwd mode\n", 987 cur_fwd_eng->fwd_mode_name); 988 989 if (all_ports_started() == 0) { 990 printf("Not all ports were started\n"); 991 return; 992 } 993 if (test_done == 0) { 994 printf("Packet forwarding already started\n"); 995 return; 996 } 997 if(dcb_test) { 998 for (i = 0; i < nb_fwd_ports; i++) { 999 pt_id = fwd_ports_ids[i]; 1000 port = &ports[pt_id]; 1001 if (!port->dcb_flag) { 1002 printf("In DCB mode, all forwarding ports must " 1003 "be configured in this mode.\n"); 1004 return; 1005 } 1006 } 1007 if (nb_fwd_lcores == 1) { 1008 printf("In DCB mode,the nb forwarding cores " 1009 "should be larger than 1.\n"); 1010 return; 1011 } 1012 } 1013 test_done = 0; 1014 1015 if(!no_flush_rx) 1016 flush_fwd_rx_queues(); 1017 1018 fwd_config_setup(); 1019 rxtx_config_display(); 1020 1021 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1022 pt_id = fwd_ports_ids[i]; 1023 port = &ports[pt_id]; 1024 rte_eth_stats_get(pt_id, &port->stats); 1025 port->tx_dropped = 0; 1026 1027 map_port_queue_stats_mapping_registers(pt_id, port); 1028 } 1029 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1030 fwd_streams[sm_id]->rx_packets = 0; 1031 fwd_streams[sm_id]->tx_packets = 0; 1032 fwd_streams[sm_id]->fwd_dropped = 0; 1033 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1034 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1035 1036 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1037 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1038 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1039 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1040 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1041 #endif 1042 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1043 fwd_streams[sm_id]->core_cycles = 0; 1044 #endif 1045 } 1046 if (with_tx_first) { 1047 port_fwd_begin = tx_only_engine.port_fwd_begin; 1048 if (port_fwd_begin != NULL) { 1049 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1050 (*port_fwd_begin)(fwd_ports_ids[i]); 1051 } 1052 launch_packet_forwarding(run_one_txonly_burst_on_core); 1053 rte_eal_mp_wait_lcore(); 1054 port_fwd_end = tx_only_engine.port_fwd_end; 1055 if (port_fwd_end != NULL) { 1056 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1057 (*port_fwd_end)(fwd_ports_ids[i]); 1058 } 1059 } 1060 launch_packet_forwarding(start_pkt_forward_on_core); 1061 } 1062 1063 void 1064 stop_packet_forwarding(void) 1065 { 1066 struct rte_eth_stats stats; 1067 struct rte_port *port; 1068 port_fwd_end_t port_fwd_end; 1069 int i; 1070 portid_t pt_id; 1071 streamid_t sm_id; 1072 lcoreid_t lc_id; 1073 uint64_t total_recv; 1074 uint64_t total_xmit; 1075 uint64_t total_rx_dropped; 1076 uint64_t total_tx_dropped; 1077 uint64_t total_rx_nombuf; 1078 uint64_t tx_dropped; 1079 uint64_t rx_bad_ip_csum; 1080 uint64_t rx_bad_l4_csum; 1081 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1082 uint64_t fwd_cycles; 1083 #endif 1084 static const char *acc_stats_border = "+++++++++++++++"; 1085 1086 if (all_ports_started() == 0) { 1087 printf("Not all ports were started\n"); 1088 return; 1089 } 1090 if (test_done) { 1091 printf("Packet forwarding not started\n"); 1092 return; 1093 } 1094 printf("Telling cores to stop..."); 1095 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1096 fwd_lcores[lc_id]->stopped = 1; 1097 printf("\nWaiting for lcores to finish...\n"); 1098 rte_eal_mp_wait_lcore(); 1099 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1100 if (port_fwd_end != NULL) { 1101 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1102 pt_id = fwd_ports_ids[i]; 1103 (*port_fwd_end)(pt_id); 1104 } 1105 } 1106 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1107 fwd_cycles = 0; 1108 #endif 1109 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1110 if (cur_fwd_config.nb_fwd_streams > 1111 cur_fwd_config.nb_fwd_ports) { 1112 fwd_stream_stats_display(sm_id); 1113 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1114 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1115 } else { 1116 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1117 fwd_streams[sm_id]; 1118 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1119 fwd_streams[sm_id]; 1120 } 1121 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1122 tx_dropped = (uint64_t) (tx_dropped + 1123 fwd_streams[sm_id]->fwd_dropped); 1124 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1125 1126 rx_bad_ip_csum = 1127 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1128 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1129 fwd_streams[sm_id]->rx_bad_ip_csum); 1130 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1131 rx_bad_ip_csum; 1132 1133 rx_bad_l4_csum = 1134 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1135 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1136 fwd_streams[sm_id]->rx_bad_l4_csum); 1137 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1138 rx_bad_l4_csum; 1139 1140 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1141 fwd_cycles = (uint64_t) (fwd_cycles + 1142 fwd_streams[sm_id]->core_cycles); 1143 #endif 1144 } 1145 total_recv = 0; 1146 total_xmit = 0; 1147 total_rx_dropped = 0; 1148 total_tx_dropped = 0; 1149 total_rx_nombuf = 0; 1150 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1151 pt_id = fwd_ports_ids[i]; 1152 1153 port = &ports[pt_id]; 1154 rte_eth_stats_get(pt_id, &stats); 1155 stats.ipackets -= port->stats.ipackets; 1156 port->stats.ipackets = 0; 1157 stats.opackets -= port->stats.opackets; 1158 port->stats.opackets = 0; 1159 stats.ibytes -= port->stats.ibytes; 1160 port->stats.ibytes = 0; 1161 stats.obytes -= port->stats.obytes; 1162 port->stats.obytes = 0; 1163 stats.imissed -= port->stats.imissed; 1164 port->stats.imissed = 0; 1165 stats.oerrors -= port->stats.oerrors; 1166 port->stats.oerrors = 0; 1167 stats.rx_nombuf -= port->stats.rx_nombuf; 1168 port->stats.rx_nombuf = 0; 1169 1170 total_recv += stats.ipackets; 1171 total_xmit += stats.opackets; 1172 total_rx_dropped += stats.imissed; 1173 total_tx_dropped += port->tx_dropped; 1174 total_rx_nombuf += stats.rx_nombuf; 1175 1176 fwd_port_stats_display(pt_id, &stats); 1177 } 1178 printf("\n %s Accumulated forward statistics for all ports" 1179 "%s\n", 1180 acc_stats_border, acc_stats_border); 1181 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1182 "%-"PRIu64"\n" 1183 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1184 "%-"PRIu64"\n", 1185 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1186 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1187 if (total_rx_nombuf > 0) 1188 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1189 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1190 "%s\n", 1191 acc_stats_border, acc_stats_border); 1192 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1193 if (total_recv > 0) 1194 printf("\n CPU cycles/packet=%u (total cycles=" 1195 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1196 (unsigned int)(fwd_cycles / total_recv), 1197 fwd_cycles, total_recv); 1198 #endif 1199 printf("\nDone.\n"); 1200 test_done = 1; 1201 } 1202 1203 void 1204 dev_set_link_up(portid_t pid) 1205 { 1206 if (rte_eth_dev_set_link_up((uint8_t)pid) < 0) 1207 printf("\nSet link up fail.\n"); 1208 } 1209 1210 void 1211 dev_set_link_down(portid_t pid) 1212 { 1213 if (rte_eth_dev_set_link_down((uint8_t)pid) < 0) 1214 printf("\nSet link down fail.\n"); 1215 } 1216 1217 static int 1218 all_ports_started(void) 1219 { 1220 portid_t pi; 1221 struct rte_port *port; 1222 1223 FOREACH_PORT(pi, ports) { 1224 port = &ports[pi]; 1225 /* Check if there is a port which is not started */ 1226 if ((port->port_status != RTE_PORT_STARTED) && 1227 (port->slave_flag == 0)) 1228 return 0; 1229 } 1230 1231 /* No port is not started */ 1232 return 1; 1233 } 1234 1235 int 1236 all_ports_stopped(void) 1237 { 1238 portid_t pi; 1239 struct rte_port *port; 1240 1241 FOREACH_PORT(pi, ports) { 1242 port = &ports[pi]; 1243 if ((port->port_status != RTE_PORT_STOPPED) && 1244 (port->slave_flag == 0)) 1245 return 0; 1246 } 1247 1248 return 1; 1249 } 1250 1251 int 1252 port_is_started(portid_t port_id) 1253 { 1254 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1255 return 0; 1256 1257 if (ports[port_id].port_status != RTE_PORT_STARTED) 1258 return 0; 1259 1260 return 1; 1261 } 1262 1263 static int 1264 port_is_closed(portid_t port_id) 1265 { 1266 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1267 return 0; 1268 1269 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1270 return 0; 1271 1272 return 1; 1273 } 1274 1275 int 1276 start_port(portid_t pid) 1277 { 1278 int diag, need_check_link_status = -1; 1279 portid_t pi; 1280 queueid_t qi; 1281 struct rte_port *port; 1282 struct ether_addr mac_addr; 1283 1284 if (port_id_is_invalid(pid, ENABLED_WARN)) 1285 return 0; 1286 1287 if (init_fwd_streams() < 0) { 1288 printf("Fail from init_fwd_streams()\n"); 1289 return -1; 1290 } 1291 1292 if(dcb_config) 1293 dcb_test = 1; 1294 FOREACH_PORT(pi, ports) { 1295 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1296 continue; 1297 1298 need_check_link_status = 0; 1299 port = &ports[pi]; 1300 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1301 RTE_PORT_HANDLING) == 0) { 1302 printf("Port %d is now not stopped\n", pi); 1303 continue; 1304 } 1305 1306 if (port->need_reconfig > 0) { 1307 port->need_reconfig = 0; 1308 1309 printf("Configuring Port %d (socket %u)\n", pi, 1310 port->socket_id); 1311 /* configure port */ 1312 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1313 &(port->dev_conf)); 1314 if (diag != 0) { 1315 if (rte_atomic16_cmpset(&(port->port_status), 1316 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1317 printf("Port %d can not be set back " 1318 "to stopped\n", pi); 1319 printf("Fail to configure port %d\n", pi); 1320 /* try to reconfigure port next time */ 1321 port->need_reconfig = 1; 1322 return -1; 1323 } 1324 } 1325 if (port->need_reconfig_queues > 0) { 1326 port->need_reconfig_queues = 0; 1327 /* setup tx queues */ 1328 for (qi = 0; qi < nb_txq; qi++) { 1329 if ((numa_support) && 1330 (txring_numa[pi] != NUMA_NO_CONFIG)) 1331 diag = rte_eth_tx_queue_setup(pi, qi, 1332 nb_txd,txring_numa[pi], 1333 &(port->tx_conf)); 1334 else 1335 diag = rte_eth_tx_queue_setup(pi, qi, 1336 nb_txd,port->socket_id, 1337 &(port->tx_conf)); 1338 1339 if (diag == 0) 1340 continue; 1341 1342 /* Fail to setup tx queue, return */ 1343 if (rte_atomic16_cmpset(&(port->port_status), 1344 RTE_PORT_HANDLING, 1345 RTE_PORT_STOPPED) == 0) 1346 printf("Port %d can not be set back " 1347 "to stopped\n", pi); 1348 printf("Fail to configure port %d tx queues\n", pi); 1349 /* try to reconfigure queues next time */ 1350 port->need_reconfig_queues = 1; 1351 return -1; 1352 } 1353 /* setup rx queues */ 1354 for (qi = 0; qi < nb_rxq; qi++) { 1355 if ((numa_support) && 1356 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1357 struct rte_mempool * mp = 1358 mbuf_pool_find(rxring_numa[pi]); 1359 if (mp == NULL) { 1360 printf("Failed to setup RX queue:" 1361 "No mempool allocation" 1362 "on the socket %d\n", 1363 rxring_numa[pi]); 1364 return -1; 1365 } 1366 1367 diag = rte_eth_rx_queue_setup(pi, qi, 1368 nb_rxd,rxring_numa[pi], 1369 &(port->rx_conf),mp); 1370 } 1371 else 1372 diag = rte_eth_rx_queue_setup(pi, qi, 1373 nb_rxd,port->socket_id, 1374 &(port->rx_conf), 1375 mbuf_pool_find(port->socket_id)); 1376 1377 if (diag == 0) 1378 continue; 1379 1380 1381 /* Fail to setup rx queue, return */ 1382 if (rte_atomic16_cmpset(&(port->port_status), 1383 RTE_PORT_HANDLING, 1384 RTE_PORT_STOPPED) == 0) 1385 printf("Port %d can not be set back " 1386 "to stopped\n", pi); 1387 printf("Fail to configure port %d rx queues\n", pi); 1388 /* try to reconfigure queues next time */ 1389 port->need_reconfig_queues = 1; 1390 return -1; 1391 } 1392 } 1393 /* start port */ 1394 if (rte_eth_dev_start(pi) < 0) { 1395 printf("Fail to start port %d\n", pi); 1396 1397 /* Fail to setup rx queue, return */ 1398 if (rte_atomic16_cmpset(&(port->port_status), 1399 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1400 printf("Port %d can not be set back to " 1401 "stopped\n", pi); 1402 continue; 1403 } 1404 1405 if (rte_atomic16_cmpset(&(port->port_status), 1406 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1407 printf("Port %d can not be set into started\n", pi); 1408 1409 rte_eth_macaddr_get(pi, &mac_addr); 1410 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1411 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1412 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1413 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1414 1415 /* at least one port started, need checking link status */ 1416 need_check_link_status = 1; 1417 } 1418 1419 if (need_check_link_status == 1 && !no_link_check) 1420 check_all_ports_link_status(RTE_PORT_ALL); 1421 else if (need_check_link_status == 0) 1422 printf("Please stop the ports first\n"); 1423 1424 printf("Done\n"); 1425 return 0; 1426 } 1427 1428 void 1429 stop_port(portid_t pid) 1430 { 1431 portid_t pi; 1432 struct rte_port *port; 1433 int need_check_link_status = 0; 1434 1435 if (dcb_test) { 1436 dcb_test = 0; 1437 dcb_config = 0; 1438 } 1439 1440 if (port_id_is_invalid(pid, ENABLED_WARN)) 1441 return; 1442 1443 printf("Stopping ports...\n"); 1444 1445 FOREACH_PORT(pi, ports) { 1446 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1447 continue; 1448 1449 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1450 printf("Please remove port %d from forwarding configuration.\n", pi); 1451 continue; 1452 } 1453 1454 if (port_is_bonding_slave(pi)) { 1455 printf("Please remove port %d from bonded device.\n", pi); 1456 continue; 1457 } 1458 1459 port = &ports[pi]; 1460 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1461 RTE_PORT_HANDLING) == 0) 1462 continue; 1463 1464 rte_eth_dev_stop(pi); 1465 1466 if (rte_atomic16_cmpset(&(port->port_status), 1467 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1468 printf("Port %d can not be set into stopped\n", pi); 1469 need_check_link_status = 1; 1470 } 1471 if (need_check_link_status && !no_link_check) 1472 check_all_ports_link_status(RTE_PORT_ALL); 1473 1474 printf("Done\n"); 1475 } 1476 1477 void 1478 close_port(portid_t pid) 1479 { 1480 portid_t pi; 1481 struct rte_port *port; 1482 1483 if (port_id_is_invalid(pid, ENABLED_WARN)) 1484 return; 1485 1486 printf("Closing ports...\n"); 1487 1488 FOREACH_PORT(pi, ports) { 1489 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1490 continue; 1491 1492 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1493 printf("Please remove port %d from forwarding configuration.\n", pi); 1494 continue; 1495 } 1496 1497 if (port_is_bonding_slave(pi)) { 1498 printf("Please remove port %d from bonded device.\n", pi); 1499 continue; 1500 } 1501 1502 port = &ports[pi]; 1503 if (rte_atomic16_cmpset(&(port->port_status), 1504 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1505 printf("Port %d is already closed\n", pi); 1506 continue; 1507 } 1508 1509 if (rte_atomic16_cmpset(&(port->port_status), 1510 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1511 printf("Port %d is now not stopped\n", pi); 1512 continue; 1513 } 1514 1515 rte_eth_dev_close(pi); 1516 1517 if (rte_atomic16_cmpset(&(port->port_status), 1518 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1519 printf("Port %d cannot be set to closed\n", pi); 1520 } 1521 1522 printf("Done\n"); 1523 } 1524 1525 void 1526 attach_port(char *identifier) 1527 { 1528 portid_t pi = 0; 1529 1530 printf("Attaching a new port...\n"); 1531 1532 if (identifier == NULL) { 1533 printf("Invalid parameters are specified\n"); 1534 return; 1535 } 1536 1537 if (rte_eth_dev_attach(identifier, &pi)) 1538 return; 1539 1540 ports[pi].enabled = 1; 1541 reconfig(pi, rte_eth_dev_socket_id(pi)); 1542 rte_eth_promiscuous_enable(pi); 1543 1544 nb_ports = rte_eth_dev_count(); 1545 1546 ports[pi].port_status = RTE_PORT_STOPPED; 1547 1548 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1549 printf("Done\n"); 1550 } 1551 1552 void 1553 detach_port(uint8_t port_id) 1554 { 1555 char name[RTE_ETH_NAME_MAX_LEN]; 1556 1557 printf("Detaching a port...\n"); 1558 1559 if (!port_is_closed(port_id)) { 1560 printf("Please close port first\n"); 1561 return; 1562 } 1563 1564 if (rte_eth_dev_detach(port_id, name)) 1565 return; 1566 1567 ports[port_id].enabled = 0; 1568 nb_ports = rte_eth_dev_count(); 1569 1570 printf("Port '%s' is detached. Now total ports is %d\n", 1571 name, nb_ports); 1572 printf("Done\n"); 1573 return; 1574 } 1575 1576 void 1577 pmd_test_exit(void) 1578 { 1579 portid_t pt_id; 1580 1581 if (test_done == 0) 1582 stop_packet_forwarding(); 1583 1584 if (ports != NULL) { 1585 no_link_check = 1; 1586 FOREACH_PORT(pt_id, ports) { 1587 printf("\nShutting down port %d...\n", pt_id); 1588 fflush(stdout); 1589 stop_port(pt_id); 1590 close_port(pt_id); 1591 } 1592 } 1593 printf("\nBye...\n"); 1594 } 1595 1596 typedef void (*cmd_func_t)(void); 1597 struct pmd_test_command { 1598 const char *cmd_name; 1599 cmd_func_t cmd_func; 1600 }; 1601 1602 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1603 1604 /* Check the link status of all ports in up to 9s, and print them finally */ 1605 static void 1606 check_all_ports_link_status(uint32_t port_mask) 1607 { 1608 #define CHECK_INTERVAL 100 /* 100ms */ 1609 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1610 uint8_t portid, count, all_ports_up, print_flag = 0; 1611 struct rte_eth_link link; 1612 1613 printf("Checking link statuses...\n"); 1614 fflush(stdout); 1615 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1616 all_ports_up = 1; 1617 FOREACH_PORT(portid, ports) { 1618 if ((port_mask & (1 << portid)) == 0) 1619 continue; 1620 memset(&link, 0, sizeof(link)); 1621 rte_eth_link_get_nowait(portid, &link); 1622 /* print link status if flag set */ 1623 if (print_flag == 1) { 1624 if (link.link_status) 1625 printf("Port %d Link Up - speed %u " 1626 "Mbps - %s\n", (uint8_t)portid, 1627 (unsigned)link.link_speed, 1628 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1629 ("full-duplex") : ("half-duplex\n")); 1630 else 1631 printf("Port %d Link Down\n", 1632 (uint8_t)portid); 1633 continue; 1634 } 1635 /* clear all_ports_up flag if any link down */ 1636 if (link.link_status == ETH_LINK_DOWN) { 1637 all_ports_up = 0; 1638 break; 1639 } 1640 } 1641 /* after finally printing all link status, get out */ 1642 if (print_flag == 1) 1643 break; 1644 1645 if (all_ports_up == 0) { 1646 fflush(stdout); 1647 rte_delay_ms(CHECK_INTERVAL); 1648 } 1649 1650 /* set the print_flag if all ports up or timeout */ 1651 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1652 print_flag = 1; 1653 } 1654 } 1655 } 1656 1657 static int 1658 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1659 { 1660 uint16_t i; 1661 int diag; 1662 uint8_t mapping_found = 0; 1663 1664 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 1665 if ((tx_queue_stats_mappings[i].port_id == port_id) && 1666 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 1667 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 1668 tx_queue_stats_mappings[i].queue_id, 1669 tx_queue_stats_mappings[i].stats_counter_id); 1670 if (diag != 0) 1671 return diag; 1672 mapping_found = 1; 1673 } 1674 } 1675 if (mapping_found) 1676 port->tx_queue_stats_mapping_enabled = 1; 1677 return 0; 1678 } 1679 1680 static int 1681 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1682 { 1683 uint16_t i; 1684 int diag; 1685 uint8_t mapping_found = 0; 1686 1687 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 1688 if ((rx_queue_stats_mappings[i].port_id == port_id) && 1689 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 1690 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 1691 rx_queue_stats_mappings[i].queue_id, 1692 rx_queue_stats_mappings[i].stats_counter_id); 1693 if (diag != 0) 1694 return diag; 1695 mapping_found = 1; 1696 } 1697 } 1698 if (mapping_found) 1699 port->rx_queue_stats_mapping_enabled = 1; 1700 return 0; 1701 } 1702 1703 static void 1704 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port) 1705 { 1706 int diag = 0; 1707 1708 diag = set_tx_queue_stats_mapping_registers(pi, port); 1709 if (diag != 0) { 1710 if (diag == -ENOTSUP) { 1711 port->tx_queue_stats_mapping_enabled = 0; 1712 printf("TX queue stats mapping not supported port id=%d\n", pi); 1713 } 1714 else 1715 rte_exit(EXIT_FAILURE, 1716 "set_tx_queue_stats_mapping_registers " 1717 "failed for port id=%d diag=%d\n", 1718 pi, diag); 1719 } 1720 1721 diag = set_rx_queue_stats_mapping_registers(pi, port); 1722 if (diag != 0) { 1723 if (diag == -ENOTSUP) { 1724 port->rx_queue_stats_mapping_enabled = 0; 1725 printf("RX queue stats mapping not supported port id=%d\n", pi); 1726 } 1727 else 1728 rte_exit(EXIT_FAILURE, 1729 "set_rx_queue_stats_mapping_registers " 1730 "failed for port id=%d diag=%d\n", 1731 pi, diag); 1732 } 1733 } 1734 1735 static void 1736 rxtx_port_config(struct rte_port *port) 1737 { 1738 port->rx_conf = port->dev_info.default_rxconf; 1739 port->tx_conf = port->dev_info.default_txconf; 1740 1741 /* Check if any RX/TX parameters have been passed */ 1742 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 1743 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 1744 1745 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 1746 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 1747 1748 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 1749 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 1750 1751 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 1752 port->rx_conf.rx_free_thresh = rx_free_thresh; 1753 1754 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 1755 port->rx_conf.rx_drop_en = rx_drop_en; 1756 1757 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 1758 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 1759 1760 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 1761 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 1762 1763 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 1764 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 1765 1766 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 1767 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 1768 1769 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 1770 port->tx_conf.tx_free_thresh = tx_free_thresh; 1771 1772 if (txq_flags != RTE_PMD_PARAM_UNSET) 1773 port->tx_conf.txq_flags = txq_flags; 1774 } 1775 1776 void 1777 init_port_config(void) 1778 { 1779 portid_t pid; 1780 struct rte_port *port; 1781 1782 FOREACH_PORT(pid, ports) { 1783 port = &ports[pid]; 1784 port->dev_conf.rxmode = rx_mode; 1785 port->dev_conf.fdir_conf = fdir_conf; 1786 if (nb_rxq > 1) { 1787 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1788 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 1789 } else { 1790 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1791 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 1792 } 1793 1794 if (port->dcb_flag == 0 && port->dev_info.max_vfs == 0) { 1795 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1796 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 1797 else 1798 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 1799 } 1800 1801 if (port->dev_info.max_vfs != 0) { 1802 if (port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1803 port->dev_conf.rxmode.mq_mode = 1804 ETH_MQ_RX_VMDQ_RSS; 1805 else 1806 port->dev_conf.rxmode.mq_mode = 1807 ETH_MQ_RX_NONE; 1808 1809 port->dev_conf.txmode.mq_mode = ETH_MQ_TX_NONE; 1810 } 1811 1812 rxtx_port_config(port); 1813 1814 rte_eth_macaddr_get(pid, &port->eth_addr); 1815 1816 map_port_queue_stats_mapping_registers(pid, port); 1817 #ifdef RTE_NIC_BYPASS 1818 rte_eth_dev_bypass_init(pid); 1819 #endif 1820 } 1821 } 1822 1823 void set_port_slave_flag(portid_t slave_pid) 1824 { 1825 struct rte_port *port; 1826 1827 port = &ports[slave_pid]; 1828 port->slave_flag = 1; 1829 } 1830 1831 void clear_port_slave_flag(portid_t slave_pid) 1832 { 1833 struct rte_port *port; 1834 1835 port = &ports[slave_pid]; 1836 port->slave_flag = 0; 1837 } 1838 1839 uint8_t port_is_bonding_slave(portid_t slave_pid) 1840 { 1841 struct rte_port *port; 1842 1843 port = &ports[slave_pid]; 1844 return port->slave_flag; 1845 } 1846 1847 const uint16_t vlan_tags[] = { 1848 0, 1, 2, 3, 4, 5, 6, 7, 1849 8, 9, 10, 11, 12, 13, 14, 15, 1850 16, 17, 18, 19, 20, 21, 22, 23, 1851 24, 25, 26, 27, 28, 29, 30, 31 1852 }; 1853 1854 static int 1855 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 1856 enum dcb_mode_enable dcb_mode, 1857 enum rte_eth_nb_tcs num_tcs, 1858 uint8_t pfc_en) 1859 { 1860 uint8_t i; 1861 1862 /* 1863 * Builds up the correct configuration for dcb+vt based on the vlan tags array 1864 * given above, and the number of traffic classes available for use. 1865 */ 1866 if (dcb_mode == DCB_VT_ENABLED) { 1867 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 1868 ð_conf->rx_adv_conf.vmdq_dcb_conf; 1869 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 1870 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 1871 1872 /* VMDQ+DCB RX and TX configrations */ 1873 vmdq_rx_conf->enable_default_pool = 0; 1874 vmdq_rx_conf->default_pool = 0; 1875 vmdq_rx_conf->nb_queue_pools = 1876 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1877 vmdq_tx_conf->nb_queue_pools = 1878 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1879 1880 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 1881 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 1882 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 1883 vmdq_rx_conf->pool_map[i].pools = 1884 1 << (i % vmdq_rx_conf->nb_queue_pools); 1885 } 1886 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 1887 vmdq_rx_conf->dcb_tc[i] = i; 1888 vmdq_tx_conf->dcb_tc[i] = i; 1889 } 1890 1891 /* set DCB mode of RX and TX of multiple queues */ 1892 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 1893 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 1894 } else { 1895 struct rte_eth_dcb_rx_conf *rx_conf = 1896 ð_conf->rx_adv_conf.dcb_rx_conf; 1897 struct rte_eth_dcb_tx_conf *tx_conf = 1898 ð_conf->tx_adv_conf.dcb_tx_conf; 1899 1900 rx_conf->nb_tcs = num_tcs; 1901 tx_conf->nb_tcs = num_tcs; 1902 1903 for (i = 0; i < num_tcs; i++) { 1904 rx_conf->dcb_tc[i] = i; 1905 tx_conf->dcb_tc[i] = i; 1906 } 1907 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 1908 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 1909 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 1910 } 1911 1912 if (pfc_en) 1913 eth_conf->dcb_capability_en = 1914 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 1915 else 1916 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 1917 1918 return 0; 1919 } 1920 1921 int 1922 init_port_dcb_config(portid_t pid, 1923 enum dcb_mode_enable dcb_mode, 1924 enum rte_eth_nb_tcs num_tcs, 1925 uint8_t pfc_en) 1926 { 1927 struct rte_eth_conf port_conf; 1928 struct rte_eth_dev_info dev_info; 1929 struct rte_port *rte_port; 1930 int retval; 1931 uint16_t i; 1932 1933 rte_eth_dev_info_get(pid, &dev_info); 1934 1935 /* If dev_info.vmdq_pool_base is greater than 0, 1936 * the queue id of vmdq pools is started after pf queues. 1937 */ 1938 if (dcb_mode == DCB_VT_ENABLED && dev_info.vmdq_pool_base > 0) { 1939 printf("VMDQ_DCB multi-queue mode is nonsensical" 1940 " for port %d.", pid); 1941 return -1; 1942 } 1943 1944 /* Assume the ports in testpmd have the same dcb capability 1945 * and has the same number of rxq and txq in dcb mode 1946 */ 1947 if (dcb_mode == DCB_VT_ENABLED) { 1948 nb_rxq = dev_info.max_rx_queues; 1949 nb_txq = dev_info.max_tx_queues; 1950 } else { 1951 /*if vt is disabled, use all pf queues */ 1952 if (dev_info.vmdq_pool_base == 0) { 1953 nb_rxq = dev_info.max_rx_queues; 1954 nb_txq = dev_info.max_tx_queues; 1955 } else { 1956 nb_rxq = (queueid_t)num_tcs; 1957 nb_txq = (queueid_t)num_tcs; 1958 1959 } 1960 } 1961 rx_free_thresh = 64; 1962 1963 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 1964 /* Enter DCB configuration status */ 1965 dcb_config = 1; 1966 1967 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 1968 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 1969 if (retval < 0) 1970 return retval; 1971 1972 rte_port = &ports[pid]; 1973 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 1974 1975 rxtx_port_config(rte_port); 1976 /* VLAN filter */ 1977 rte_port->dev_conf.rxmode.hw_vlan_filter = 1; 1978 for (i = 0; i < RTE_DIM(vlan_tags); i++) 1979 rx_vft_set(pid, vlan_tags[i], 1); 1980 1981 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 1982 map_port_queue_stats_mapping_registers(pid, rte_port); 1983 1984 rte_port->dcb_flag = 1; 1985 1986 return 0; 1987 } 1988 1989 static void 1990 init_port(void) 1991 { 1992 portid_t pid; 1993 1994 /* Configuration of Ethernet ports. */ 1995 ports = rte_zmalloc("testpmd: ports", 1996 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 1997 RTE_CACHE_LINE_SIZE); 1998 if (ports == NULL) { 1999 rte_exit(EXIT_FAILURE, 2000 "rte_zmalloc(%d struct rte_port) failed\n", 2001 RTE_MAX_ETHPORTS); 2002 } 2003 2004 /* enabled allocated ports */ 2005 for (pid = 0; pid < nb_ports; pid++) 2006 ports[pid].enabled = 1; 2007 } 2008 2009 static void 2010 force_quit(void) 2011 { 2012 pmd_test_exit(); 2013 prompt_exit(); 2014 } 2015 2016 static void 2017 signal_handler(int signum) 2018 { 2019 if (signum == SIGINT || signum == SIGTERM) { 2020 printf("\nSignal %d received, preparing to exit...\n", 2021 signum); 2022 force_quit(); 2023 /* exit with the expected status */ 2024 signal(signum, SIG_DFL); 2025 kill(getpid(), signum); 2026 } 2027 } 2028 2029 int 2030 main(int argc, char** argv) 2031 { 2032 int diag; 2033 uint8_t port_id; 2034 2035 signal(SIGINT, signal_handler); 2036 signal(SIGTERM, signal_handler); 2037 2038 diag = rte_eal_init(argc, argv); 2039 if (diag < 0) 2040 rte_panic("Cannot init EAL\n"); 2041 2042 nb_ports = (portid_t) rte_eth_dev_count(); 2043 if (nb_ports == 0) 2044 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n"); 2045 2046 /* allocate port structures, and init them */ 2047 init_port(); 2048 2049 set_def_fwd_config(); 2050 if (nb_lcores == 0) 2051 rte_panic("Empty set of forwarding logical cores - check the " 2052 "core mask supplied in the command parameters\n"); 2053 2054 argc -= diag; 2055 argv += diag; 2056 if (argc > 1) 2057 launch_args_parse(argc, argv); 2058 2059 if (!nb_rxq && !nb_txq) 2060 printf("Warning: Either rx or tx queues should be non-zero\n"); 2061 2062 if (nb_rxq > 1 && nb_rxq > nb_txq) 2063 printf("Warning: nb_rxq=%d enables RSS configuration, " 2064 "but nb_txq=%d will prevent to fully test it.\n", 2065 nb_rxq, nb_txq); 2066 2067 init_config(); 2068 if (start_port(RTE_PORT_ALL) != 0) 2069 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2070 2071 /* set all ports to promiscuous mode by default */ 2072 FOREACH_PORT(port_id, ports) 2073 rte_eth_promiscuous_enable(port_id); 2074 2075 #ifdef RTE_LIBRTE_CMDLINE 2076 if (interactive == 1) { 2077 if (auto_start) { 2078 printf("Start automatic packet forwarding\n"); 2079 start_packet_forwarding(0); 2080 } 2081 prompt(); 2082 } else 2083 #endif 2084 { 2085 char c; 2086 int rc; 2087 2088 printf("No commandline core given, start packet forwarding\n"); 2089 start_packet_forwarding(0); 2090 printf("Press enter to exit\n"); 2091 rc = read(0, &c, 1); 2092 pmd_test_exit(); 2093 if (rc < 0) 2094 return 1; 2095 } 2096 2097 return 0; 2098 } 2099