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_swap_engine, 148 &flow_gen_engine, 149 &rx_only_engine, 150 &tx_only_engine, 151 &csum_fwd_engine, 152 &icmp_echo_engine, 153 #ifdef RTE_LIBRTE_IEEE1588 154 &ieee1588_fwd_engine, 155 #endif 156 NULL, 157 }; 158 159 struct fwd_config cur_fwd_config; 160 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 161 uint32_t retry_enabled; 162 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 163 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 164 165 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 166 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 167 * specified on command-line. */ 168 169 /* 170 * Configuration of packet segments used by the "txonly" processing engine. 171 */ 172 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 173 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 174 TXONLY_DEF_PACKET_LEN, 175 }; 176 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 177 178 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 179 /**< Split policy for packets to TX. */ 180 181 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 182 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 183 184 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 185 uint8_t dcb_config = 0; 186 187 /* Whether the dcb is in testing status */ 188 uint8_t dcb_test = 0; 189 190 /* 191 * Configurable number of RX/TX queues. 192 */ 193 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 194 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 195 196 /* 197 * Configurable number of RX/TX ring descriptors. 198 */ 199 #define RTE_TEST_RX_DESC_DEFAULT 128 200 #define RTE_TEST_TX_DESC_DEFAULT 512 201 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 202 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 203 204 #define RTE_PMD_PARAM_UNSET -1 205 /* 206 * Configurable values of RX and TX ring threshold registers. 207 */ 208 209 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 210 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 211 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 212 213 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 214 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 215 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 216 217 /* 218 * Configurable value of RX free threshold. 219 */ 220 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 221 222 /* 223 * Configurable value of RX drop enable. 224 */ 225 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 226 227 /* 228 * Configurable value of TX free threshold. 229 */ 230 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 231 232 /* 233 * Configurable value of TX RS bit threshold. 234 */ 235 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 236 237 /* 238 * Configurable value of TX queue flags. 239 */ 240 int32_t txq_flags = RTE_PMD_PARAM_UNSET; 241 242 /* 243 * Receive Side Scaling (RSS) configuration. 244 */ 245 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 246 247 /* 248 * Port topology configuration 249 */ 250 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 251 252 /* 253 * Avoids to flush all the RX streams before starts forwarding. 254 */ 255 uint8_t no_flush_rx = 0; /* flush by default */ 256 257 /* 258 * Avoids to check link status when starting/stopping a port. 259 */ 260 uint8_t no_link_check = 0; /* check by default */ 261 262 /* 263 * NIC bypass mode configuration options. 264 */ 265 #ifdef RTE_NIC_BYPASS 266 267 /* The NIC bypass watchdog timeout. */ 268 uint32_t bypass_timeout = RTE_BYPASS_TMT_OFF; 269 270 #endif 271 272 /* 273 * Ethernet device configuration. 274 */ 275 struct rte_eth_rxmode rx_mode = { 276 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 277 .split_hdr_size = 0, 278 .header_split = 0, /**< Header Split disabled. */ 279 .hw_ip_checksum = 0, /**< IP checksum offload disabled. */ 280 .hw_vlan_filter = 1, /**< VLAN filtering enabled. */ 281 .hw_vlan_strip = 1, /**< VLAN strip enabled. */ 282 .hw_vlan_extend = 0, /**< Extended VLAN disabled. */ 283 .jumbo_frame = 0, /**< Jumbo Frame Support disabled. */ 284 .hw_strip_crc = 0, /**< CRC stripping by hardware disabled. */ 285 }; 286 287 struct rte_fdir_conf fdir_conf = { 288 .mode = RTE_FDIR_MODE_NONE, 289 .pballoc = RTE_FDIR_PBALLOC_64K, 290 .status = RTE_FDIR_REPORT_STATUS, 291 .mask = { 292 .vlan_tci_mask = 0x0, 293 .ipv4_mask = { 294 .src_ip = 0xFFFFFFFF, 295 .dst_ip = 0xFFFFFFFF, 296 }, 297 .ipv6_mask = { 298 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 299 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 300 }, 301 .src_port_mask = 0xFFFF, 302 .dst_port_mask = 0xFFFF, 303 .mac_addr_byte_mask = 0xFF, 304 .tunnel_type_mask = 1, 305 .tunnel_id_mask = 0xFFFFFFFF, 306 }, 307 .drop_queue = 127, 308 }; 309 310 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 311 312 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 313 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 314 315 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 316 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 317 318 uint16_t nb_tx_queue_stats_mappings = 0; 319 uint16_t nb_rx_queue_stats_mappings = 0; 320 321 unsigned max_socket = 0; 322 323 /* Forward function declarations */ 324 static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port); 325 static void check_all_ports_link_status(uint32_t port_mask); 326 327 /* 328 * Check if all the ports are started. 329 * If yes, return positive value. If not, return zero. 330 */ 331 static int all_ports_started(void); 332 333 /* 334 * Find next enabled port 335 */ 336 portid_t 337 find_next_port(portid_t p, struct rte_port *ports, int size) 338 { 339 if (ports == NULL) 340 rte_exit(-EINVAL, "failed to find a next port id\n"); 341 342 while ((p < size) && (ports[p].enabled == 0)) 343 p++; 344 return p; 345 } 346 347 /* 348 * Setup default configuration. 349 */ 350 static void 351 set_default_fwd_lcores_config(void) 352 { 353 unsigned int i; 354 unsigned int nb_lc; 355 unsigned int sock_num; 356 357 nb_lc = 0; 358 for (i = 0; i < RTE_MAX_LCORE; i++) { 359 sock_num = rte_lcore_to_socket_id(i) + 1; 360 if (sock_num > max_socket) { 361 if (sock_num > RTE_MAX_NUMA_NODES) 362 rte_exit(EXIT_FAILURE, "Total sockets greater than %u\n", RTE_MAX_NUMA_NODES); 363 max_socket = sock_num; 364 } 365 if (!rte_lcore_is_enabled(i)) 366 continue; 367 if (i == rte_get_master_lcore()) 368 continue; 369 fwd_lcores_cpuids[nb_lc++] = i; 370 } 371 nb_lcores = (lcoreid_t) nb_lc; 372 nb_cfg_lcores = nb_lcores; 373 nb_fwd_lcores = 1; 374 } 375 376 static void 377 set_def_peer_eth_addrs(void) 378 { 379 portid_t i; 380 381 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 382 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 383 peer_eth_addrs[i].addr_bytes[5] = i; 384 } 385 } 386 387 static void 388 set_default_fwd_ports_config(void) 389 { 390 portid_t pt_id; 391 392 for (pt_id = 0; pt_id < nb_ports; pt_id++) 393 fwd_ports_ids[pt_id] = pt_id; 394 395 nb_cfg_ports = nb_ports; 396 nb_fwd_ports = nb_ports; 397 } 398 399 void 400 set_def_fwd_config(void) 401 { 402 set_default_fwd_lcores_config(); 403 set_def_peer_eth_addrs(); 404 set_default_fwd_ports_config(); 405 } 406 407 /* 408 * Configuration initialisation done once at init time. 409 */ 410 static void 411 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 412 unsigned int socket_id) 413 { 414 char pool_name[RTE_MEMPOOL_NAMESIZE]; 415 struct rte_mempool *rte_mp = NULL; 416 uint32_t mb_size; 417 418 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 419 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 420 421 RTE_LOG(INFO, USER1, 422 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 423 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 424 425 #ifdef RTE_LIBRTE_PMD_XENVIRT 426 rte_mp = rte_mempool_gntalloc_create(pool_name, nb_mbuf, mb_size, 427 (unsigned) mb_mempool_cache, 428 sizeof(struct rte_pktmbuf_pool_private), 429 rte_pktmbuf_pool_init, NULL, 430 rte_pktmbuf_init, NULL, 431 socket_id, 0); 432 #endif 433 434 /* if the former XEN allocation failed fall back to normal allocation */ 435 if (rte_mp == NULL) { 436 if (mp_anon != 0) { 437 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 438 mb_size, (unsigned) mb_mempool_cache, 439 sizeof(struct rte_pktmbuf_pool_private), 440 socket_id, 0); 441 442 if (rte_mempool_populate_anon(rte_mp) == 0) { 443 rte_mempool_free(rte_mp); 444 rte_mp = NULL; 445 } 446 rte_pktmbuf_pool_init(rte_mp, NULL); 447 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 448 } else { 449 /* wrapper to rte_mempool_create() */ 450 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 451 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 452 } 453 } 454 455 if (rte_mp == NULL) { 456 rte_exit(EXIT_FAILURE, 457 "Creation of mbuf pool for socket %u failed: %s\n", 458 socket_id, rte_strerror(rte_errno)); 459 } else if (verbose_level > 0) { 460 rte_mempool_dump(stdout, rte_mp); 461 } 462 } 463 464 /* 465 * Check given socket id is valid or not with NUMA mode, 466 * if valid, return 0, else return -1 467 */ 468 static int 469 check_socket_id(const unsigned int socket_id) 470 { 471 static int warning_once = 0; 472 473 if (socket_id >= max_socket) { 474 if (!warning_once && numa_support) 475 printf("Warning: NUMA should be configured manually by" 476 " using --port-numa-config and" 477 " --ring-numa-config parameters along with" 478 " --numa.\n"); 479 warning_once = 1; 480 return -1; 481 } 482 return 0; 483 } 484 485 static void 486 init_config(void) 487 { 488 portid_t pid; 489 struct rte_port *port; 490 struct rte_mempool *mbp; 491 unsigned int nb_mbuf_per_pool; 492 lcoreid_t lc_id; 493 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 494 495 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 496 /* Configuration of logical cores. */ 497 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 498 sizeof(struct fwd_lcore *) * nb_lcores, 499 RTE_CACHE_LINE_SIZE); 500 if (fwd_lcores == NULL) { 501 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 502 "failed\n", nb_lcores); 503 } 504 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 505 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 506 sizeof(struct fwd_lcore), 507 RTE_CACHE_LINE_SIZE); 508 if (fwd_lcores[lc_id] == NULL) { 509 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 510 "failed\n"); 511 } 512 fwd_lcores[lc_id]->cpuid_idx = lc_id; 513 } 514 515 /* 516 * Create pools of mbuf. 517 * If NUMA support is disabled, create a single pool of mbuf in 518 * socket 0 memory by default. 519 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 520 * 521 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 522 * nb_txd can be configured at run time. 523 */ 524 if (param_total_num_mbufs) 525 nb_mbuf_per_pool = param_total_num_mbufs; 526 else { 527 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + (nb_lcores * mb_mempool_cache) 528 + RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 529 530 if (!numa_support) 531 nb_mbuf_per_pool = 532 (nb_mbuf_per_pool * RTE_MAX_ETHPORTS); 533 } 534 535 if (!numa_support) { 536 if (socket_num == UMA_NO_CONFIG) 537 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 538 else 539 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 540 socket_num); 541 } 542 543 FOREACH_PORT(pid, ports) { 544 port = &ports[pid]; 545 rte_eth_dev_info_get(pid, &port->dev_info); 546 547 if (numa_support) { 548 if (port_numa[pid] != NUMA_NO_CONFIG) 549 port_per_socket[port_numa[pid]]++; 550 else { 551 uint32_t socket_id = rte_eth_dev_socket_id(pid); 552 553 /* if socket_id is invalid, set to 0 */ 554 if (check_socket_id(socket_id) < 0) 555 socket_id = 0; 556 port_per_socket[socket_id]++; 557 } 558 } 559 560 /* set flag to initialize port/queue */ 561 port->need_reconfig = 1; 562 port->need_reconfig_queues = 1; 563 } 564 565 if (numa_support) { 566 uint8_t i; 567 unsigned int nb_mbuf; 568 569 if (param_total_num_mbufs) 570 nb_mbuf_per_pool = nb_mbuf_per_pool/nb_ports; 571 572 for (i = 0; i < max_socket; i++) { 573 nb_mbuf = (nb_mbuf_per_pool * RTE_MAX_ETHPORTS); 574 if (nb_mbuf) 575 mbuf_pool_create(mbuf_data_size, 576 nb_mbuf,i); 577 } 578 } 579 init_port_config(); 580 581 /* 582 * Records which Mbuf pool to use by each logical core, if needed. 583 */ 584 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 585 mbp = mbuf_pool_find( 586 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 587 588 if (mbp == NULL) 589 mbp = mbuf_pool_find(0); 590 fwd_lcores[lc_id]->mbp = mbp; 591 } 592 593 /* Configuration of packet forwarding streams. */ 594 if (init_fwd_streams() < 0) 595 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 596 597 fwd_config_setup(); 598 } 599 600 601 void 602 reconfig(portid_t new_port_id, unsigned socket_id) 603 { 604 struct rte_port *port; 605 606 /* Reconfiguration of Ethernet ports. */ 607 port = &ports[new_port_id]; 608 rte_eth_dev_info_get(new_port_id, &port->dev_info); 609 610 /* set flag to initialize port/queue */ 611 port->need_reconfig = 1; 612 port->need_reconfig_queues = 1; 613 port->socket_id = socket_id; 614 615 init_port_config(); 616 } 617 618 619 int 620 init_fwd_streams(void) 621 { 622 portid_t pid; 623 struct rte_port *port; 624 streamid_t sm_id, nb_fwd_streams_new; 625 queueid_t q; 626 627 /* set socket id according to numa or not */ 628 FOREACH_PORT(pid, ports) { 629 port = &ports[pid]; 630 if (nb_rxq > port->dev_info.max_rx_queues) { 631 printf("Fail: nb_rxq(%d) is greater than " 632 "max_rx_queues(%d)\n", nb_rxq, 633 port->dev_info.max_rx_queues); 634 return -1; 635 } 636 if (nb_txq > port->dev_info.max_tx_queues) { 637 printf("Fail: nb_txq(%d) is greater than " 638 "max_tx_queues(%d)\n", nb_txq, 639 port->dev_info.max_tx_queues); 640 return -1; 641 } 642 if (numa_support) { 643 if (port_numa[pid] != NUMA_NO_CONFIG) 644 port->socket_id = port_numa[pid]; 645 else { 646 port->socket_id = rte_eth_dev_socket_id(pid); 647 648 /* if socket_id is invalid, set to 0 */ 649 if (check_socket_id(port->socket_id) < 0) 650 port->socket_id = 0; 651 } 652 } 653 else { 654 if (socket_num == UMA_NO_CONFIG) 655 port->socket_id = 0; 656 else 657 port->socket_id = socket_num; 658 } 659 } 660 661 q = RTE_MAX(nb_rxq, nb_txq); 662 if (q == 0) { 663 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 664 return -1; 665 } 666 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 667 if (nb_fwd_streams_new == nb_fwd_streams) 668 return 0; 669 /* clear the old */ 670 if (fwd_streams != NULL) { 671 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 672 if (fwd_streams[sm_id] == NULL) 673 continue; 674 rte_free(fwd_streams[sm_id]); 675 fwd_streams[sm_id] = NULL; 676 } 677 rte_free(fwd_streams); 678 fwd_streams = NULL; 679 } 680 681 /* init new */ 682 nb_fwd_streams = nb_fwd_streams_new; 683 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 684 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE); 685 if (fwd_streams == NULL) 686 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) " 687 "failed\n", nb_fwd_streams); 688 689 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 690 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream", 691 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE); 692 if (fwd_streams[sm_id] == NULL) 693 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)" 694 " failed\n"); 695 } 696 697 return 0; 698 } 699 700 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 701 static void 702 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 703 { 704 unsigned int total_burst; 705 unsigned int nb_burst; 706 unsigned int burst_stats[3]; 707 uint16_t pktnb_stats[3]; 708 uint16_t nb_pkt; 709 int burst_percent[3]; 710 711 /* 712 * First compute the total number of packet bursts and the 713 * two highest numbers of bursts of the same number of packets. 714 */ 715 total_burst = 0; 716 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 717 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 718 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 719 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 720 if (nb_burst == 0) 721 continue; 722 total_burst += nb_burst; 723 if (nb_burst > burst_stats[0]) { 724 burst_stats[1] = burst_stats[0]; 725 pktnb_stats[1] = pktnb_stats[0]; 726 burst_stats[0] = nb_burst; 727 pktnb_stats[0] = nb_pkt; 728 } 729 } 730 if (total_burst == 0) 731 return; 732 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 733 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 734 burst_percent[0], (int) pktnb_stats[0]); 735 if (burst_stats[0] == total_burst) { 736 printf("]\n"); 737 return; 738 } 739 if (burst_stats[0] + burst_stats[1] == total_burst) { 740 printf(" + %d%% of %d pkts]\n", 741 100 - burst_percent[0], pktnb_stats[1]); 742 return; 743 } 744 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 745 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 746 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 747 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 748 return; 749 } 750 printf(" + %d%% of %d pkts + %d%% of others]\n", 751 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 752 } 753 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 754 755 static void 756 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 757 { 758 struct rte_port *port; 759 uint8_t i; 760 761 static const char *fwd_stats_border = "----------------------"; 762 763 port = &ports[port_id]; 764 printf("\n %s Forward statistics for port %-2d %s\n", 765 fwd_stats_border, port_id, fwd_stats_border); 766 767 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 768 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 769 "%-"PRIu64"\n", 770 stats->ipackets, stats->imissed, 771 (uint64_t) (stats->ipackets + stats->imissed)); 772 773 if (cur_fwd_eng == &csum_fwd_engine) 774 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 775 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 776 if ((stats->ierrors + stats->rx_nombuf) > 0) { 777 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 778 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 779 } 780 781 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 782 "%-"PRIu64"\n", 783 stats->opackets, port->tx_dropped, 784 (uint64_t) (stats->opackets + port->tx_dropped)); 785 } 786 else { 787 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 788 "%14"PRIu64"\n", 789 stats->ipackets, stats->imissed, 790 (uint64_t) (stats->ipackets + stats->imissed)); 791 792 if (cur_fwd_eng == &csum_fwd_engine) 793 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 794 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 795 if ((stats->ierrors + stats->rx_nombuf) > 0) { 796 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 797 printf(" RX-nombufs: %14"PRIu64"\n", 798 stats->rx_nombuf); 799 } 800 801 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 802 "%14"PRIu64"\n", 803 stats->opackets, port->tx_dropped, 804 (uint64_t) (stats->opackets + port->tx_dropped)); 805 } 806 807 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 808 if (port->rx_stream) 809 pkt_burst_stats_display("RX", 810 &port->rx_stream->rx_burst_stats); 811 if (port->tx_stream) 812 pkt_burst_stats_display("TX", 813 &port->tx_stream->tx_burst_stats); 814 #endif 815 816 if (port->rx_queue_stats_mapping_enabled) { 817 printf("\n"); 818 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 819 printf(" Stats reg %2d RX-packets:%14"PRIu64 820 " RX-errors:%14"PRIu64 821 " RX-bytes:%14"PRIu64"\n", 822 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 823 } 824 printf("\n"); 825 } 826 if (port->tx_queue_stats_mapping_enabled) { 827 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 828 printf(" Stats reg %2d TX-packets:%14"PRIu64 829 " TX-bytes:%14"PRIu64"\n", 830 i, stats->q_opackets[i], stats->q_obytes[i]); 831 } 832 } 833 834 printf(" %s--------------------------------%s\n", 835 fwd_stats_border, fwd_stats_border); 836 } 837 838 static void 839 fwd_stream_stats_display(streamid_t stream_id) 840 { 841 struct fwd_stream *fs; 842 static const char *fwd_top_stats_border = "-------"; 843 844 fs = fwd_streams[stream_id]; 845 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 846 (fs->fwd_dropped == 0)) 847 return; 848 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 849 "TX Port=%2d/Queue=%2d %s\n", 850 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 851 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 852 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 853 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 854 855 /* if checksum mode */ 856 if (cur_fwd_eng == &csum_fwd_engine) { 857 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 858 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 859 } 860 861 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 862 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 863 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 864 #endif 865 } 866 867 static void 868 flush_fwd_rx_queues(void) 869 { 870 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 871 portid_t rxp; 872 portid_t port_id; 873 queueid_t rxq; 874 uint16_t nb_rx; 875 uint16_t i; 876 uint8_t j; 877 878 for (j = 0; j < 2; j++) { 879 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 880 for (rxq = 0; rxq < nb_rxq; rxq++) { 881 port_id = fwd_ports_ids[rxp]; 882 do { 883 nb_rx = rte_eth_rx_burst(port_id, rxq, 884 pkts_burst, MAX_PKT_BURST); 885 for (i = 0; i < nb_rx; i++) 886 rte_pktmbuf_free(pkts_burst[i]); 887 } while (nb_rx > 0); 888 } 889 } 890 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 891 } 892 } 893 894 static void 895 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 896 { 897 struct fwd_stream **fsm; 898 streamid_t nb_fs; 899 streamid_t sm_id; 900 901 fsm = &fwd_streams[fc->stream_idx]; 902 nb_fs = fc->stream_nb; 903 do { 904 for (sm_id = 0; sm_id < nb_fs; sm_id++) 905 (*pkt_fwd)(fsm[sm_id]); 906 } while (! fc->stopped); 907 } 908 909 static int 910 start_pkt_forward_on_core(void *fwd_arg) 911 { 912 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 913 cur_fwd_config.fwd_eng->packet_fwd); 914 return 0; 915 } 916 917 /* 918 * Run the TXONLY packet forwarding engine to send a single burst of packets. 919 * Used to start communication flows in network loopback test configurations. 920 */ 921 static int 922 run_one_txonly_burst_on_core(void *fwd_arg) 923 { 924 struct fwd_lcore *fwd_lc; 925 struct fwd_lcore tmp_lcore; 926 927 fwd_lc = (struct fwd_lcore *) fwd_arg; 928 tmp_lcore = *fwd_lc; 929 tmp_lcore.stopped = 1; 930 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 931 return 0; 932 } 933 934 /* 935 * Launch packet forwarding: 936 * - Setup per-port forwarding context. 937 * - launch logical cores with their forwarding configuration. 938 */ 939 static void 940 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 941 { 942 port_fwd_begin_t port_fwd_begin; 943 unsigned int i; 944 unsigned int lc_id; 945 int diag; 946 947 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 948 if (port_fwd_begin != NULL) { 949 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 950 (*port_fwd_begin)(fwd_ports_ids[i]); 951 } 952 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 953 lc_id = fwd_lcores_cpuids[i]; 954 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 955 fwd_lcores[i]->stopped = 0; 956 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 957 fwd_lcores[i], lc_id); 958 if (diag != 0) 959 printf("launch lcore %u failed - diag=%d\n", 960 lc_id, diag); 961 } 962 } 963 } 964 965 /* 966 * Launch packet forwarding configuration. 967 */ 968 void 969 start_packet_forwarding(int with_tx_first) 970 { 971 port_fwd_begin_t port_fwd_begin; 972 port_fwd_end_t port_fwd_end; 973 struct rte_port *port; 974 unsigned int i; 975 portid_t pt_id; 976 streamid_t sm_id; 977 978 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 979 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 980 981 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 982 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 983 984 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 985 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 986 (!nb_rxq || !nb_txq)) 987 rte_exit(EXIT_FAILURE, 988 "Either rxq or txq are 0, cannot use %s fwd mode\n", 989 cur_fwd_eng->fwd_mode_name); 990 991 if (all_ports_started() == 0) { 992 printf("Not all ports were started\n"); 993 return; 994 } 995 if (test_done == 0) { 996 printf("Packet forwarding already started\n"); 997 return; 998 } 999 1000 if (init_fwd_streams() < 0) { 1001 printf("Fail from init_fwd_streams()\n"); 1002 return; 1003 } 1004 1005 if(dcb_test) { 1006 for (i = 0; i < nb_fwd_ports; i++) { 1007 pt_id = fwd_ports_ids[i]; 1008 port = &ports[pt_id]; 1009 if (!port->dcb_flag) { 1010 printf("In DCB mode, all forwarding ports must " 1011 "be configured in this mode.\n"); 1012 return; 1013 } 1014 } 1015 if (nb_fwd_lcores == 1) { 1016 printf("In DCB mode,the nb forwarding cores " 1017 "should be larger than 1.\n"); 1018 return; 1019 } 1020 } 1021 test_done = 0; 1022 1023 if(!no_flush_rx) 1024 flush_fwd_rx_queues(); 1025 1026 fwd_config_setup(); 1027 pkt_fwd_config_display(&cur_fwd_config); 1028 rxtx_config_display(); 1029 1030 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1031 pt_id = fwd_ports_ids[i]; 1032 port = &ports[pt_id]; 1033 rte_eth_stats_get(pt_id, &port->stats); 1034 port->tx_dropped = 0; 1035 1036 map_port_queue_stats_mapping_registers(pt_id, port); 1037 } 1038 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1039 fwd_streams[sm_id]->rx_packets = 0; 1040 fwd_streams[sm_id]->tx_packets = 0; 1041 fwd_streams[sm_id]->fwd_dropped = 0; 1042 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1043 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1044 1045 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1046 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1047 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1048 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1049 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1050 #endif 1051 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1052 fwd_streams[sm_id]->core_cycles = 0; 1053 #endif 1054 } 1055 if (with_tx_first) { 1056 port_fwd_begin = tx_only_engine.port_fwd_begin; 1057 if (port_fwd_begin != NULL) { 1058 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1059 (*port_fwd_begin)(fwd_ports_ids[i]); 1060 } 1061 while (with_tx_first--) { 1062 launch_packet_forwarding( 1063 run_one_txonly_burst_on_core); 1064 rte_eal_mp_wait_lcore(); 1065 } 1066 port_fwd_end = tx_only_engine.port_fwd_end; 1067 if (port_fwd_end != NULL) { 1068 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1069 (*port_fwd_end)(fwd_ports_ids[i]); 1070 } 1071 } 1072 launch_packet_forwarding(start_pkt_forward_on_core); 1073 } 1074 1075 void 1076 stop_packet_forwarding(void) 1077 { 1078 struct rte_eth_stats stats; 1079 struct rte_port *port; 1080 port_fwd_end_t port_fwd_end; 1081 int i; 1082 portid_t pt_id; 1083 streamid_t sm_id; 1084 lcoreid_t lc_id; 1085 uint64_t total_recv; 1086 uint64_t total_xmit; 1087 uint64_t total_rx_dropped; 1088 uint64_t total_tx_dropped; 1089 uint64_t total_rx_nombuf; 1090 uint64_t tx_dropped; 1091 uint64_t rx_bad_ip_csum; 1092 uint64_t rx_bad_l4_csum; 1093 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1094 uint64_t fwd_cycles; 1095 #endif 1096 static const char *acc_stats_border = "+++++++++++++++"; 1097 1098 if (test_done) { 1099 printf("Packet forwarding not started\n"); 1100 return; 1101 } 1102 printf("Telling cores to stop..."); 1103 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1104 fwd_lcores[lc_id]->stopped = 1; 1105 printf("\nWaiting for lcores to finish...\n"); 1106 rte_eal_mp_wait_lcore(); 1107 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1108 if (port_fwd_end != NULL) { 1109 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1110 pt_id = fwd_ports_ids[i]; 1111 (*port_fwd_end)(pt_id); 1112 } 1113 } 1114 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1115 fwd_cycles = 0; 1116 #endif 1117 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1118 if (cur_fwd_config.nb_fwd_streams > 1119 cur_fwd_config.nb_fwd_ports) { 1120 fwd_stream_stats_display(sm_id); 1121 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1122 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1123 } else { 1124 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1125 fwd_streams[sm_id]; 1126 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1127 fwd_streams[sm_id]; 1128 } 1129 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1130 tx_dropped = (uint64_t) (tx_dropped + 1131 fwd_streams[sm_id]->fwd_dropped); 1132 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1133 1134 rx_bad_ip_csum = 1135 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1136 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1137 fwd_streams[sm_id]->rx_bad_ip_csum); 1138 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1139 rx_bad_ip_csum; 1140 1141 rx_bad_l4_csum = 1142 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1143 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1144 fwd_streams[sm_id]->rx_bad_l4_csum); 1145 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1146 rx_bad_l4_csum; 1147 1148 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1149 fwd_cycles = (uint64_t) (fwd_cycles + 1150 fwd_streams[sm_id]->core_cycles); 1151 #endif 1152 } 1153 total_recv = 0; 1154 total_xmit = 0; 1155 total_rx_dropped = 0; 1156 total_tx_dropped = 0; 1157 total_rx_nombuf = 0; 1158 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1159 pt_id = fwd_ports_ids[i]; 1160 1161 port = &ports[pt_id]; 1162 rte_eth_stats_get(pt_id, &stats); 1163 stats.ipackets -= port->stats.ipackets; 1164 port->stats.ipackets = 0; 1165 stats.opackets -= port->stats.opackets; 1166 port->stats.opackets = 0; 1167 stats.ibytes -= port->stats.ibytes; 1168 port->stats.ibytes = 0; 1169 stats.obytes -= port->stats.obytes; 1170 port->stats.obytes = 0; 1171 stats.imissed -= port->stats.imissed; 1172 port->stats.imissed = 0; 1173 stats.oerrors -= port->stats.oerrors; 1174 port->stats.oerrors = 0; 1175 stats.rx_nombuf -= port->stats.rx_nombuf; 1176 port->stats.rx_nombuf = 0; 1177 1178 total_recv += stats.ipackets; 1179 total_xmit += stats.opackets; 1180 total_rx_dropped += stats.imissed; 1181 total_tx_dropped += port->tx_dropped; 1182 total_rx_nombuf += stats.rx_nombuf; 1183 1184 fwd_port_stats_display(pt_id, &stats); 1185 } 1186 printf("\n %s Accumulated forward statistics for all ports" 1187 "%s\n", 1188 acc_stats_border, acc_stats_border); 1189 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1190 "%-"PRIu64"\n" 1191 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1192 "%-"PRIu64"\n", 1193 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1194 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1195 if (total_rx_nombuf > 0) 1196 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1197 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1198 "%s\n", 1199 acc_stats_border, acc_stats_border); 1200 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1201 if (total_recv > 0) 1202 printf("\n CPU cycles/packet=%u (total cycles=" 1203 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1204 (unsigned int)(fwd_cycles / total_recv), 1205 fwd_cycles, total_recv); 1206 #endif 1207 printf("\nDone.\n"); 1208 test_done = 1; 1209 } 1210 1211 void 1212 dev_set_link_up(portid_t pid) 1213 { 1214 if (rte_eth_dev_set_link_up((uint8_t)pid) < 0) 1215 printf("\nSet link up fail.\n"); 1216 } 1217 1218 void 1219 dev_set_link_down(portid_t pid) 1220 { 1221 if (rte_eth_dev_set_link_down((uint8_t)pid) < 0) 1222 printf("\nSet link down fail.\n"); 1223 } 1224 1225 static int 1226 all_ports_started(void) 1227 { 1228 portid_t pi; 1229 struct rte_port *port; 1230 1231 FOREACH_PORT(pi, ports) { 1232 port = &ports[pi]; 1233 /* Check if there is a port which is not started */ 1234 if ((port->port_status != RTE_PORT_STARTED) && 1235 (port->slave_flag == 0)) 1236 return 0; 1237 } 1238 1239 /* No port is not started */ 1240 return 1; 1241 } 1242 1243 int 1244 all_ports_stopped(void) 1245 { 1246 portid_t pi; 1247 struct rte_port *port; 1248 1249 FOREACH_PORT(pi, ports) { 1250 port = &ports[pi]; 1251 if ((port->port_status != RTE_PORT_STOPPED) && 1252 (port->slave_flag == 0)) 1253 return 0; 1254 } 1255 1256 return 1; 1257 } 1258 1259 int 1260 port_is_started(portid_t port_id) 1261 { 1262 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1263 return 0; 1264 1265 if (ports[port_id].port_status != RTE_PORT_STARTED) 1266 return 0; 1267 1268 return 1; 1269 } 1270 1271 static int 1272 port_is_closed(portid_t port_id) 1273 { 1274 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1275 return 0; 1276 1277 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1278 return 0; 1279 1280 return 1; 1281 } 1282 1283 int 1284 start_port(portid_t pid) 1285 { 1286 int diag, need_check_link_status = -1; 1287 portid_t pi; 1288 queueid_t qi; 1289 struct rte_port *port; 1290 struct ether_addr mac_addr; 1291 1292 if (port_id_is_invalid(pid, ENABLED_WARN)) 1293 return 0; 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 } else { 1374 struct rte_mempool *mp = 1375 mbuf_pool_find(port->socket_id); 1376 if (mp == NULL) { 1377 printf("Failed to setup RX queue:" 1378 "No mempool allocation" 1379 " on the socket %d\n", 1380 port->socket_id); 1381 return -1; 1382 } 1383 diag = rte_eth_rx_queue_setup(pi, qi, 1384 nb_rxd,port->socket_id, 1385 &(port->rx_conf), mp); 1386 } 1387 if (diag == 0) 1388 continue; 1389 1390 /* Fail to setup rx queue, return */ 1391 if (rte_atomic16_cmpset(&(port->port_status), 1392 RTE_PORT_HANDLING, 1393 RTE_PORT_STOPPED) == 0) 1394 printf("Port %d can not be set back " 1395 "to stopped\n", pi); 1396 printf("Fail to configure port %d rx queues\n", pi); 1397 /* try to reconfigure queues next time */ 1398 port->need_reconfig_queues = 1; 1399 return -1; 1400 } 1401 } 1402 /* start port */ 1403 if (rte_eth_dev_start(pi) < 0) { 1404 printf("Fail to start port %d\n", pi); 1405 1406 /* Fail to setup rx queue, return */ 1407 if (rte_atomic16_cmpset(&(port->port_status), 1408 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1409 printf("Port %d can not be set back to " 1410 "stopped\n", pi); 1411 continue; 1412 } 1413 1414 if (rte_atomic16_cmpset(&(port->port_status), 1415 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1416 printf("Port %d can not be set into started\n", pi); 1417 1418 rte_eth_macaddr_get(pi, &mac_addr); 1419 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1420 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1421 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1422 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1423 1424 /* at least one port started, need checking link status */ 1425 need_check_link_status = 1; 1426 } 1427 1428 if (need_check_link_status == 1 && !no_link_check) 1429 check_all_ports_link_status(RTE_PORT_ALL); 1430 else if (need_check_link_status == 0) 1431 printf("Please stop the ports first\n"); 1432 1433 printf("Done\n"); 1434 return 0; 1435 } 1436 1437 void 1438 stop_port(portid_t pid) 1439 { 1440 portid_t pi; 1441 struct rte_port *port; 1442 int need_check_link_status = 0; 1443 1444 if (dcb_test) { 1445 dcb_test = 0; 1446 dcb_config = 0; 1447 } 1448 1449 if (port_id_is_invalid(pid, ENABLED_WARN)) 1450 return; 1451 1452 printf("Stopping ports...\n"); 1453 1454 FOREACH_PORT(pi, ports) { 1455 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1456 continue; 1457 1458 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1459 printf("Please remove port %d from forwarding configuration.\n", pi); 1460 continue; 1461 } 1462 1463 if (port_is_bonding_slave(pi)) { 1464 printf("Please remove port %d from bonded device.\n", pi); 1465 continue; 1466 } 1467 1468 port = &ports[pi]; 1469 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1470 RTE_PORT_HANDLING) == 0) 1471 continue; 1472 1473 rte_eth_dev_stop(pi); 1474 1475 if (rte_atomic16_cmpset(&(port->port_status), 1476 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1477 printf("Port %d can not be set into stopped\n", pi); 1478 need_check_link_status = 1; 1479 } 1480 if (need_check_link_status && !no_link_check) 1481 check_all_ports_link_status(RTE_PORT_ALL); 1482 1483 printf("Done\n"); 1484 } 1485 1486 void 1487 close_port(portid_t pid) 1488 { 1489 portid_t pi; 1490 struct rte_port *port; 1491 1492 if (port_id_is_invalid(pid, ENABLED_WARN)) 1493 return; 1494 1495 printf("Closing ports...\n"); 1496 1497 FOREACH_PORT(pi, ports) { 1498 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1499 continue; 1500 1501 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1502 printf("Please remove port %d from forwarding configuration.\n", pi); 1503 continue; 1504 } 1505 1506 if (port_is_bonding_slave(pi)) { 1507 printf("Please remove port %d from bonded device.\n", pi); 1508 continue; 1509 } 1510 1511 port = &ports[pi]; 1512 if (rte_atomic16_cmpset(&(port->port_status), 1513 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1514 printf("Port %d is already closed\n", pi); 1515 continue; 1516 } 1517 1518 if (rte_atomic16_cmpset(&(port->port_status), 1519 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1520 printf("Port %d is now not stopped\n", pi); 1521 continue; 1522 } 1523 1524 rte_eth_dev_close(pi); 1525 1526 if (rte_atomic16_cmpset(&(port->port_status), 1527 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1528 printf("Port %d cannot be set to closed\n", pi); 1529 } 1530 1531 printf("Done\n"); 1532 } 1533 1534 void 1535 attach_port(char *identifier) 1536 { 1537 portid_t pi = 0; 1538 unsigned int socket_id; 1539 1540 printf("Attaching a new port...\n"); 1541 1542 if (identifier == NULL) { 1543 printf("Invalid parameters are specified\n"); 1544 return; 1545 } 1546 1547 if (rte_eth_dev_attach(identifier, &pi)) 1548 return; 1549 1550 ports[pi].enabled = 1; 1551 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 1552 /* if socket_id is invalid, set to 0 */ 1553 if (check_socket_id(socket_id) < 0) 1554 socket_id = 0; 1555 reconfig(pi, socket_id); 1556 rte_eth_promiscuous_enable(pi); 1557 1558 nb_ports = rte_eth_dev_count(); 1559 1560 ports[pi].port_status = RTE_PORT_STOPPED; 1561 1562 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1563 printf("Done\n"); 1564 } 1565 1566 void 1567 detach_port(uint8_t port_id) 1568 { 1569 char name[RTE_ETH_NAME_MAX_LEN]; 1570 1571 printf("Detaching a port...\n"); 1572 1573 if (!port_is_closed(port_id)) { 1574 printf("Please close port first\n"); 1575 return; 1576 } 1577 1578 if (rte_eth_dev_detach(port_id, name)) 1579 return; 1580 1581 ports[port_id].enabled = 0; 1582 nb_ports = rte_eth_dev_count(); 1583 1584 printf("Port '%s' is detached. Now total ports is %d\n", 1585 name, nb_ports); 1586 printf("Done\n"); 1587 return; 1588 } 1589 1590 void 1591 pmd_test_exit(void) 1592 { 1593 portid_t pt_id; 1594 1595 if (test_done == 0) 1596 stop_packet_forwarding(); 1597 1598 if (ports != NULL) { 1599 no_link_check = 1; 1600 FOREACH_PORT(pt_id, ports) { 1601 printf("\nShutting down port %d...\n", pt_id); 1602 fflush(stdout); 1603 stop_port(pt_id); 1604 close_port(pt_id); 1605 } 1606 } 1607 printf("\nBye...\n"); 1608 } 1609 1610 typedef void (*cmd_func_t)(void); 1611 struct pmd_test_command { 1612 const char *cmd_name; 1613 cmd_func_t cmd_func; 1614 }; 1615 1616 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1617 1618 /* Check the link status of all ports in up to 9s, and print them finally */ 1619 static void 1620 check_all_ports_link_status(uint32_t port_mask) 1621 { 1622 #define CHECK_INTERVAL 100 /* 100ms */ 1623 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1624 uint8_t portid, count, all_ports_up, print_flag = 0; 1625 struct rte_eth_link link; 1626 1627 printf("Checking link statuses...\n"); 1628 fflush(stdout); 1629 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1630 all_ports_up = 1; 1631 FOREACH_PORT(portid, ports) { 1632 if ((port_mask & (1 << portid)) == 0) 1633 continue; 1634 memset(&link, 0, sizeof(link)); 1635 rte_eth_link_get_nowait(portid, &link); 1636 /* print link status if flag set */ 1637 if (print_flag == 1) { 1638 if (link.link_status) 1639 printf("Port %d Link Up - speed %u " 1640 "Mbps - %s\n", (uint8_t)portid, 1641 (unsigned)link.link_speed, 1642 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1643 ("full-duplex") : ("half-duplex\n")); 1644 else 1645 printf("Port %d Link Down\n", 1646 (uint8_t)portid); 1647 continue; 1648 } 1649 /* clear all_ports_up flag if any link down */ 1650 if (link.link_status == ETH_LINK_DOWN) { 1651 all_ports_up = 0; 1652 break; 1653 } 1654 } 1655 /* after finally printing all link status, get out */ 1656 if (print_flag == 1) 1657 break; 1658 1659 if (all_ports_up == 0) { 1660 fflush(stdout); 1661 rte_delay_ms(CHECK_INTERVAL); 1662 } 1663 1664 /* set the print_flag if all ports up or timeout */ 1665 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1666 print_flag = 1; 1667 } 1668 } 1669 } 1670 1671 static int 1672 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1673 { 1674 uint16_t i; 1675 int diag; 1676 uint8_t mapping_found = 0; 1677 1678 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 1679 if ((tx_queue_stats_mappings[i].port_id == port_id) && 1680 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 1681 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 1682 tx_queue_stats_mappings[i].queue_id, 1683 tx_queue_stats_mappings[i].stats_counter_id); 1684 if (diag != 0) 1685 return diag; 1686 mapping_found = 1; 1687 } 1688 } 1689 if (mapping_found) 1690 port->tx_queue_stats_mapping_enabled = 1; 1691 return 0; 1692 } 1693 1694 static int 1695 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1696 { 1697 uint16_t i; 1698 int diag; 1699 uint8_t mapping_found = 0; 1700 1701 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 1702 if ((rx_queue_stats_mappings[i].port_id == port_id) && 1703 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 1704 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 1705 rx_queue_stats_mappings[i].queue_id, 1706 rx_queue_stats_mappings[i].stats_counter_id); 1707 if (diag != 0) 1708 return diag; 1709 mapping_found = 1; 1710 } 1711 } 1712 if (mapping_found) 1713 port->rx_queue_stats_mapping_enabled = 1; 1714 return 0; 1715 } 1716 1717 static void 1718 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port) 1719 { 1720 int diag = 0; 1721 1722 diag = set_tx_queue_stats_mapping_registers(pi, port); 1723 if (diag != 0) { 1724 if (diag == -ENOTSUP) { 1725 port->tx_queue_stats_mapping_enabled = 0; 1726 printf("TX queue stats mapping not supported port id=%d\n", pi); 1727 } 1728 else 1729 rte_exit(EXIT_FAILURE, 1730 "set_tx_queue_stats_mapping_registers " 1731 "failed for port id=%d diag=%d\n", 1732 pi, diag); 1733 } 1734 1735 diag = set_rx_queue_stats_mapping_registers(pi, port); 1736 if (diag != 0) { 1737 if (diag == -ENOTSUP) { 1738 port->rx_queue_stats_mapping_enabled = 0; 1739 printf("RX queue stats mapping not supported port id=%d\n", pi); 1740 } 1741 else 1742 rte_exit(EXIT_FAILURE, 1743 "set_rx_queue_stats_mapping_registers " 1744 "failed for port id=%d diag=%d\n", 1745 pi, diag); 1746 } 1747 } 1748 1749 static void 1750 rxtx_port_config(struct rte_port *port) 1751 { 1752 port->rx_conf = port->dev_info.default_rxconf; 1753 port->tx_conf = port->dev_info.default_txconf; 1754 1755 /* Check if any RX/TX parameters have been passed */ 1756 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 1757 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 1758 1759 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 1760 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 1761 1762 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 1763 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 1764 1765 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 1766 port->rx_conf.rx_free_thresh = rx_free_thresh; 1767 1768 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 1769 port->rx_conf.rx_drop_en = rx_drop_en; 1770 1771 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 1772 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 1773 1774 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 1775 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 1776 1777 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 1778 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 1779 1780 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 1781 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 1782 1783 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 1784 port->tx_conf.tx_free_thresh = tx_free_thresh; 1785 1786 if (txq_flags != RTE_PMD_PARAM_UNSET) 1787 port->tx_conf.txq_flags = txq_flags; 1788 } 1789 1790 void 1791 init_port_config(void) 1792 { 1793 portid_t pid; 1794 struct rte_port *port; 1795 1796 FOREACH_PORT(pid, ports) { 1797 port = &ports[pid]; 1798 port->dev_conf.rxmode = rx_mode; 1799 port->dev_conf.fdir_conf = fdir_conf; 1800 if (nb_rxq > 1) { 1801 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1802 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 1803 } else { 1804 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1805 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 1806 } 1807 1808 if (port->dcb_flag == 0 && port->dev_info.max_vfs == 0) { 1809 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1810 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 1811 else 1812 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 1813 } 1814 1815 if (port->dev_info.max_vfs != 0) { 1816 if (port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1817 port->dev_conf.rxmode.mq_mode = 1818 ETH_MQ_RX_VMDQ_RSS; 1819 else 1820 port->dev_conf.rxmode.mq_mode = 1821 ETH_MQ_RX_NONE; 1822 1823 port->dev_conf.txmode.mq_mode = ETH_MQ_TX_NONE; 1824 } 1825 1826 rxtx_port_config(port); 1827 1828 rte_eth_macaddr_get(pid, &port->eth_addr); 1829 1830 map_port_queue_stats_mapping_registers(pid, port); 1831 #ifdef RTE_NIC_BYPASS 1832 rte_eth_dev_bypass_init(pid); 1833 #endif 1834 } 1835 } 1836 1837 void set_port_slave_flag(portid_t slave_pid) 1838 { 1839 struct rte_port *port; 1840 1841 port = &ports[slave_pid]; 1842 port->slave_flag = 1; 1843 } 1844 1845 void clear_port_slave_flag(portid_t slave_pid) 1846 { 1847 struct rte_port *port; 1848 1849 port = &ports[slave_pid]; 1850 port->slave_flag = 0; 1851 } 1852 1853 uint8_t port_is_bonding_slave(portid_t slave_pid) 1854 { 1855 struct rte_port *port; 1856 1857 port = &ports[slave_pid]; 1858 return port->slave_flag; 1859 } 1860 1861 const uint16_t vlan_tags[] = { 1862 0, 1, 2, 3, 4, 5, 6, 7, 1863 8, 9, 10, 11, 12, 13, 14, 15, 1864 16, 17, 18, 19, 20, 21, 22, 23, 1865 24, 25, 26, 27, 28, 29, 30, 31 1866 }; 1867 1868 static int 1869 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 1870 enum dcb_mode_enable dcb_mode, 1871 enum rte_eth_nb_tcs num_tcs, 1872 uint8_t pfc_en) 1873 { 1874 uint8_t i; 1875 1876 /* 1877 * Builds up the correct configuration for dcb+vt based on the vlan tags array 1878 * given above, and the number of traffic classes available for use. 1879 */ 1880 if (dcb_mode == DCB_VT_ENABLED) { 1881 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 1882 ð_conf->rx_adv_conf.vmdq_dcb_conf; 1883 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 1884 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 1885 1886 /* VMDQ+DCB RX and TX configrations */ 1887 vmdq_rx_conf->enable_default_pool = 0; 1888 vmdq_rx_conf->default_pool = 0; 1889 vmdq_rx_conf->nb_queue_pools = 1890 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1891 vmdq_tx_conf->nb_queue_pools = 1892 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1893 1894 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 1895 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 1896 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 1897 vmdq_rx_conf->pool_map[i].pools = 1898 1 << (i % vmdq_rx_conf->nb_queue_pools); 1899 } 1900 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 1901 vmdq_rx_conf->dcb_tc[i] = i; 1902 vmdq_tx_conf->dcb_tc[i] = i; 1903 } 1904 1905 /* set DCB mode of RX and TX of multiple queues */ 1906 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 1907 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 1908 } else { 1909 struct rte_eth_dcb_rx_conf *rx_conf = 1910 ð_conf->rx_adv_conf.dcb_rx_conf; 1911 struct rte_eth_dcb_tx_conf *tx_conf = 1912 ð_conf->tx_adv_conf.dcb_tx_conf; 1913 1914 rx_conf->nb_tcs = num_tcs; 1915 tx_conf->nb_tcs = num_tcs; 1916 1917 for (i = 0; i < num_tcs; i++) { 1918 rx_conf->dcb_tc[i] = i; 1919 tx_conf->dcb_tc[i] = i; 1920 } 1921 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 1922 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 1923 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 1924 } 1925 1926 if (pfc_en) 1927 eth_conf->dcb_capability_en = 1928 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 1929 else 1930 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 1931 1932 return 0; 1933 } 1934 1935 int 1936 init_port_dcb_config(portid_t pid, 1937 enum dcb_mode_enable dcb_mode, 1938 enum rte_eth_nb_tcs num_tcs, 1939 uint8_t pfc_en) 1940 { 1941 struct rte_eth_conf port_conf; 1942 struct rte_eth_dev_info dev_info; 1943 struct rte_port *rte_port; 1944 int retval; 1945 uint16_t i; 1946 1947 rte_eth_dev_info_get(pid, &dev_info); 1948 1949 /* If dev_info.vmdq_pool_base is greater than 0, 1950 * the queue id of vmdq pools is started after pf queues. 1951 */ 1952 if (dcb_mode == DCB_VT_ENABLED && dev_info.vmdq_pool_base > 0) { 1953 printf("VMDQ_DCB multi-queue mode is nonsensical" 1954 " for port %d.", pid); 1955 return -1; 1956 } 1957 1958 /* Assume the ports in testpmd have the same dcb capability 1959 * and has the same number of rxq and txq in dcb mode 1960 */ 1961 if (dcb_mode == DCB_VT_ENABLED) { 1962 nb_rxq = dev_info.max_rx_queues; 1963 nb_txq = dev_info.max_tx_queues; 1964 } else { 1965 /*if vt is disabled, use all pf queues */ 1966 if (dev_info.vmdq_pool_base == 0) { 1967 nb_rxq = dev_info.max_rx_queues; 1968 nb_txq = dev_info.max_tx_queues; 1969 } else { 1970 nb_rxq = (queueid_t)num_tcs; 1971 nb_txq = (queueid_t)num_tcs; 1972 1973 } 1974 } 1975 rx_free_thresh = 64; 1976 1977 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 1978 /* Enter DCB configuration status */ 1979 dcb_config = 1; 1980 1981 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 1982 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 1983 if (retval < 0) 1984 return retval; 1985 1986 rte_port = &ports[pid]; 1987 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 1988 1989 rxtx_port_config(rte_port); 1990 /* VLAN filter */ 1991 rte_port->dev_conf.rxmode.hw_vlan_filter = 1; 1992 for (i = 0; i < RTE_DIM(vlan_tags); i++) 1993 rx_vft_set(pid, vlan_tags[i], 1); 1994 1995 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 1996 map_port_queue_stats_mapping_registers(pid, rte_port); 1997 1998 rte_port->dcb_flag = 1; 1999 2000 return 0; 2001 } 2002 2003 static void 2004 init_port(void) 2005 { 2006 portid_t pid; 2007 2008 /* Configuration of Ethernet ports. */ 2009 ports = rte_zmalloc("testpmd: ports", 2010 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2011 RTE_CACHE_LINE_SIZE); 2012 if (ports == NULL) { 2013 rte_exit(EXIT_FAILURE, 2014 "rte_zmalloc(%d struct rte_port) failed\n", 2015 RTE_MAX_ETHPORTS); 2016 } 2017 2018 /* enabled allocated ports */ 2019 for (pid = 0; pid < nb_ports; pid++) 2020 ports[pid].enabled = 1; 2021 } 2022 2023 static void 2024 force_quit(void) 2025 { 2026 pmd_test_exit(); 2027 prompt_exit(); 2028 } 2029 2030 static void 2031 signal_handler(int signum) 2032 { 2033 if (signum == SIGINT || signum == SIGTERM) { 2034 printf("\nSignal %d received, preparing to exit...\n", 2035 signum); 2036 force_quit(); 2037 /* exit with the expected status */ 2038 signal(signum, SIG_DFL); 2039 kill(getpid(), signum); 2040 } 2041 } 2042 2043 int 2044 main(int argc, char** argv) 2045 { 2046 int diag; 2047 uint8_t port_id; 2048 2049 signal(SIGINT, signal_handler); 2050 signal(SIGTERM, signal_handler); 2051 2052 diag = rte_eal_init(argc, argv); 2053 if (diag < 0) 2054 rte_panic("Cannot init EAL\n"); 2055 2056 nb_ports = (portid_t) rte_eth_dev_count(); 2057 if (nb_ports == 0) 2058 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n"); 2059 2060 /* allocate port structures, and init them */ 2061 init_port(); 2062 2063 set_def_fwd_config(); 2064 if (nb_lcores == 0) 2065 rte_panic("Empty set of forwarding logical cores - check the " 2066 "core mask supplied in the command parameters\n"); 2067 2068 argc -= diag; 2069 argv += diag; 2070 if (argc > 1) 2071 launch_args_parse(argc, argv); 2072 2073 if (!nb_rxq && !nb_txq) 2074 printf("Warning: Either rx or tx queues should be non-zero\n"); 2075 2076 if (nb_rxq > 1 && nb_rxq > nb_txq) 2077 printf("Warning: nb_rxq=%d enables RSS configuration, " 2078 "but nb_txq=%d will prevent to fully test it.\n", 2079 nb_rxq, nb_txq); 2080 2081 init_config(); 2082 if (start_port(RTE_PORT_ALL) != 0) 2083 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2084 2085 /* set all ports to promiscuous mode by default */ 2086 FOREACH_PORT(port_id, ports) 2087 rte_eth_promiscuous_enable(port_id); 2088 2089 #ifdef RTE_LIBRTE_CMDLINE 2090 if (interactive == 1) { 2091 if (auto_start) { 2092 printf("Start automatic packet forwarding\n"); 2093 start_packet_forwarding(0); 2094 } 2095 prompt(); 2096 } else 2097 #endif 2098 { 2099 char c; 2100 int rc; 2101 2102 printf("No commandline core given, start packet forwarding\n"); 2103 start_packet_forwarding(0); 2104 printf("Press enter to exit\n"); 2105 rc = read(0, &c, 1); 2106 pmd_test_exit(); 2107 if (rc < 0) 2108 return 1; 2109 } 2110 2111 return 0; 2112 } 2113