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 rxtx_config_display(); 1028 1029 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1030 pt_id = fwd_ports_ids[i]; 1031 port = &ports[pt_id]; 1032 rte_eth_stats_get(pt_id, &port->stats); 1033 port->tx_dropped = 0; 1034 1035 map_port_queue_stats_mapping_registers(pt_id, port); 1036 } 1037 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1038 fwd_streams[sm_id]->rx_packets = 0; 1039 fwd_streams[sm_id]->tx_packets = 0; 1040 fwd_streams[sm_id]->fwd_dropped = 0; 1041 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1042 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1043 1044 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1045 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1046 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1047 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1048 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1049 #endif 1050 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1051 fwd_streams[sm_id]->core_cycles = 0; 1052 #endif 1053 } 1054 if (with_tx_first) { 1055 port_fwd_begin = tx_only_engine.port_fwd_begin; 1056 if (port_fwd_begin != NULL) { 1057 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1058 (*port_fwd_begin)(fwd_ports_ids[i]); 1059 } 1060 launch_packet_forwarding(run_one_txonly_burst_on_core); 1061 rte_eal_mp_wait_lcore(); 1062 port_fwd_end = tx_only_engine.port_fwd_end; 1063 if (port_fwd_end != NULL) { 1064 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1065 (*port_fwd_end)(fwd_ports_ids[i]); 1066 } 1067 } 1068 launch_packet_forwarding(start_pkt_forward_on_core); 1069 } 1070 1071 void 1072 stop_packet_forwarding(void) 1073 { 1074 struct rte_eth_stats stats; 1075 struct rte_port *port; 1076 port_fwd_end_t port_fwd_end; 1077 int i; 1078 portid_t pt_id; 1079 streamid_t sm_id; 1080 lcoreid_t lc_id; 1081 uint64_t total_recv; 1082 uint64_t total_xmit; 1083 uint64_t total_rx_dropped; 1084 uint64_t total_tx_dropped; 1085 uint64_t total_rx_nombuf; 1086 uint64_t tx_dropped; 1087 uint64_t rx_bad_ip_csum; 1088 uint64_t rx_bad_l4_csum; 1089 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1090 uint64_t fwd_cycles; 1091 #endif 1092 static const char *acc_stats_border = "+++++++++++++++"; 1093 1094 if (test_done) { 1095 printf("Packet forwarding not started\n"); 1096 return; 1097 } 1098 printf("Telling cores to stop..."); 1099 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1100 fwd_lcores[lc_id]->stopped = 1; 1101 printf("\nWaiting for lcores to finish...\n"); 1102 rte_eal_mp_wait_lcore(); 1103 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1104 if (port_fwd_end != NULL) { 1105 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1106 pt_id = fwd_ports_ids[i]; 1107 (*port_fwd_end)(pt_id); 1108 } 1109 } 1110 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1111 fwd_cycles = 0; 1112 #endif 1113 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1114 if (cur_fwd_config.nb_fwd_streams > 1115 cur_fwd_config.nb_fwd_ports) { 1116 fwd_stream_stats_display(sm_id); 1117 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1118 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1119 } else { 1120 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1121 fwd_streams[sm_id]; 1122 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1123 fwd_streams[sm_id]; 1124 } 1125 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1126 tx_dropped = (uint64_t) (tx_dropped + 1127 fwd_streams[sm_id]->fwd_dropped); 1128 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1129 1130 rx_bad_ip_csum = 1131 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1132 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1133 fwd_streams[sm_id]->rx_bad_ip_csum); 1134 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1135 rx_bad_ip_csum; 1136 1137 rx_bad_l4_csum = 1138 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1139 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1140 fwd_streams[sm_id]->rx_bad_l4_csum); 1141 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1142 rx_bad_l4_csum; 1143 1144 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1145 fwd_cycles = (uint64_t) (fwd_cycles + 1146 fwd_streams[sm_id]->core_cycles); 1147 #endif 1148 } 1149 total_recv = 0; 1150 total_xmit = 0; 1151 total_rx_dropped = 0; 1152 total_tx_dropped = 0; 1153 total_rx_nombuf = 0; 1154 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1155 pt_id = fwd_ports_ids[i]; 1156 1157 port = &ports[pt_id]; 1158 rte_eth_stats_get(pt_id, &stats); 1159 stats.ipackets -= port->stats.ipackets; 1160 port->stats.ipackets = 0; 1161 stats.opackets -= port->stats.opackets; 1162 port->stats.opackets = 0; 1163 stats.ibytes -= port->stats.ibytes; 1164 port->stats.ibytes = 0; 1165 stats.obytes -= port->stats.obytes; 1166 port->stats.obytes = 0; 1167 stats.imissed -= port->stats.imissed; 1168 port->stats.imissed = 0; 1169 stats.oerrors -= port->stats.oerrors; 1170 port->stats.oerrors = 0; 1171 stats.rx_nombuf -= port->stats.rx_nombuf; 1172 port->stats.rx_nombuf = 0; 1173 1174 total_recv += stats.ipackets; 1175 total_xmit += stats.opackets; 1176 total_rx_dropped += stats.imissed; 1177 total_tx_dropped += port->tx_dropped; 1178 total_rx_nombuf += stats.rx_nombuf; 1179 1180 fwd_port_stats_display(pt_id, &stats); 1181 } 1182 printf("\n %s Accumulated forward statistics for all ports" 1183 "%s\n", 1184 acc_stats_border, acc_stats_border); 1185 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1186 "%-"PRIu64"\n" 1187 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1188 "%-"PRIu64"\n", 1189 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1190 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1191 if (total_rx_nombuf > 0) 1192 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1193 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1194 "%s\n", 1195 acc_stats_border, acc_stats_border); 1196 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1197 if (total_recv > 0) 1198 printf("\n CPU cycles/packet=%u (total cycles=" 1199 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1200 (unsigned int)(fwd_cycles / total_recv), 1201 fwd_cycles, total_recv); 1202 #endif 1203 printf("\nDone.\n"); 1204 test_done = 1; 1205 } 1206 1207 void 1208 dev_set_link_up(portid_t pid) 1209 { 1210 if (rte_eth_dev_set_link_up((uint8_t)pid) < 0) 1211 printf("\nSet link up fail.\n"); 1212 } 1213 1214 void 1215 dev_set_link_down(portid_t pid) 1216 { 1217 if (rte_eth_dev_set_link_down((uint8_t)pid) < 0) 1218 printf("\nSet link down fail.\n"); 1219 } 1220 1221 static int 1222 all_ports_started(void) 1223 { 1224 portid_t pi; 1225 struct rte_port *port; 1226 1227 FOREACH_PORT(pi, ports) { 1228 port = &ports[pi]; 1229 /* Check if there is a port which is not started */ 1230 if ((port->port_status != RTE_PORT_STARTED) && 1231 (port->slave_flag == 0)) 1232 return 0; 1233 } 1234 1235 /* No port is not started */ 1236 return 1; 1237 } 1238 1239 int 1240 all_ports_stopped(void) 1241 { 1242 portid_t pi; 1243 struct rte_port *port; 1244 1245 FOREACH_PORT(pi, ports) { 1246 port = &ports[pi]; 1247 if ((port->port_status != RTE_PORT_STOPPED) && 1248 (port->slave_flag == 0)) 1249 return 0; 1250 } 1251 1252 return 1; 1253 } 1254 1255 int 1256 port_is_started(portid_t port_id) 1257 { 1258 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1259 return 0; 1260 1261 if (ports[port_id].port_status != RTE_PORT_STARTED) 1262 return 0; 1263 1264 return 1; 1265 } 1266 1267 static int 1268 port_is_closed(portid_t port_id) 1269 { 1270 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1271 return 0; 1272 1273 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1274 return 0; 1275 1276 return 1; 1277 } 1278 1279 int 1280 start_port(portid_t pid) 1281 { 1282 int diag, need_check_link_status = -1; 1283 portid_t pi; 1284 queueid_t qi; 1285 struct rte_port *port; 1286 struct ether_addr mac_addr; 1287 1288 if (port_id_is_invalid(pid, ENABLED_WARN)) 1289 return 0; 1290 1291 if(dcb_config) 1292 dcb_test = 1; 1293 FOREACH_PORT(pi, ports) { 1294 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1295 continue; 1296 1297 need_check_link_status = 0; 1298 port = &ports[pi]; 1299 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1300 RTE_PORT_HANDLING) == 0) { 1301 printf("Port %d is now not stopped\n", pi); 1302 continue; 1303 } 1304 1305 if (port->need_reconfig > 0) { 1306 port->need_reconfig = 0; 1307 1308 printf("Configuring Port %d (socket %u)\n", pi, 1309 port->socket_id); 1310 /* configure port */ 1311 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1312 &(port->dev_conf)); 1313 if (diag != 0) { 1314 if (rte_atomic16_cmpset(&(port->port_status), 1315 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1316 printf("Port %d can not be set back " 1317 "to stopped\n", pi); 1318 printf("Fail to configure port %d\n", pi); 1319 /* try to reconfigure port next time */ 1320 port->need_reconfig = 1; 1321 return -1; 1322 } 1323 } 1324 if (port->need_reconfig_queues > 0) { 1325 port->need_reconfig_queues = 0; 1326 /* setup tx queues */ 1327 for (qi = 0; qi < nb_txq; qi++) { 1328 if ((numa_support) && 1329 (txring_numa[pi] != NUMA_NO_CONFIG)) 1330 diag = rte_eth_tx_queue_setup(pi, qi, 1331 nb_txd,txring_numa[pi], 1332 &(port->tx_conf)); 1333 else 1334 diag = rte_eth_tx_queue_setup(pi, qi, 1335 nb_txd,port->socket_id, 1336 &(port->tx_conf)); 1337 1338 if (diag == 0) 1339 continue; 1340 1341 /* Fail to setup tx queue, return */ 1342 if (rte_atomic16_cmpset(&(port->port_status), 1343 RTE_PORT_HANDLING, 1344 RTE_PORT_STOPPED) == 0) 1345 printf("Port %d can not be set back " 1346 "to stopped\n", pi); 1347 printf("Fail to configure port %d tx queues\n", pi); 1348 /* try to reconfigure queues next time */ 1349 port->need_reconfig_queues = 1; 1350 return -1; 1351 } 1352 /* setup rx queues */ 1353 for (qi = 0; qi < nb_rxq; qi++) { 1354 if ((numa_support) && 1355 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1356 struct rte_mempool * mp = 1357 mbuf_pool_find(rxring_numa[pi]); 1358 if (mp == NULL) { 1359 printf("Failed to setup RX queue:" 1360 "No mempool allocation" 1361 " on the socket %d\n", 1362 rxring_numa[pi]); 1363 return -1; 1364 } 1365 1366 diag = rte_eth_rx_queue_setup(pi, qi, 1367 nb_rxd,rxring_numa[pi], 1368 &(port->rx_conf),mp); 1369 } else { 1370 struct rte_mempool *mp = 1371 mbuf_pool_find(port->socket_id); 1372 if (mp == NULL) { 1373 printf("Failed to setup RX queue:" 1374 "No mempool allocation" 1375 " on the socket %d\n", 1376 port->socket_id); 1377 return -1; 1378 } 1379 diag = rte_eth_rx_queue_setup(pi, qi, 1380 nb_rxd,port->socket_id, 1381 &(port->rx_conf), mp); 1382 } 1383 if (diag == 0) 1384 continue; 1385 1386 /* Fail to setup rx queue, return */ 1387 if (rte_atomic16_cmpset(&(port->port_status), 1388 RTE_PORT_HANDLING, 1389 RTE_PORT_STOPPED) == 0) 1390 printf("Port %d can not be set back " 1391 "to stopped\n", pi); 1392 printf("Fail to configure port %d rx queues\n", pi); 1393 /* try to reconfigure queues next time */ 1394 port->need_reconfig_queues = 1; 1395 return -1; 1396 } 1397 } 1398 /* start port */ 1399 if (rte_eth_dev_start(pi) < 0) { 1400 printf("Fail to start port %d\n", pi); 1401 1402 /* Fail to setup rx queue, return */ 1403 if (rte_atomic16_cmpset(&(port->port_status), 1404 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1405 printf("Port %d can not be set back to " 1406 "stopped\n", pi); 1407 continue; 1408 } 1409 1410 if (rte_atomic16_cmpset(&(port->port_status), 1411 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1412 printf("Port %d can not be set into started\n", pi); 1413 1414 rte_eth_macaddr_get(pi, &mac_addr); 1415 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1416 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1417 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1418 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1419 1420 /* at least one port started, need checking link status */ 1421 need_check_link_status = 1; 1422 } 1423 1424 if (need_check_link_status == 1 && !no_link_check) 1425 check_all_ports_link_status(RTE_PORT_ALL); 1426 else if (need_check_link_status == 0) 1427 printf("Please stop the ports first\n"); 1428 1429 printf("Done\n"); 1430 return 0; 1431 } 1432 1433 void 1434 stop_port(portid_t pid) 1435 { 1436 portid_t pi; 1437 struct rte_port *port; 1438 int need_check_link_status = 0; 1439 1440 if (dcb_test) { 1441 dcb_test = 0; 1442 dcb_config = 0; 1443 } 1444 1445 if (port_id_is_invalid(pid, ENABLED_WARN)) 1446 return; 1447 1448 printf("Stopping ports...\n"); 1449 1450 FOREACH_PORT(pi, ports) { 1451 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1452 continue; 1453 1454 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1455 printf("Please remove port %d from forwarding configuration.\n", pi); 1456 continue; 1457 } 1458 1459 if (port_is_bonding_slave(pi)) { 1460 printf("Please remove port %d from bonded device.\n", pi); 1461 continue; 1462 } 1463 1464 port = &ports[pi]; 1465 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1466 RTE_PORT_HANDLING) == 0) 1467 continue; 1468 1469 rte_eth_dev_stop(pi); 1470 1471 if (rte_atomic16_cmpset(&(port->port_status), 1472 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1473 printf("Port %d can not be set into stopped\n", pi); 1474 need_check_link_status = 1; 1475 } 1476 if (need_check_link_status && !no_link_check) 1477 check_all_ports_link_status(RTE_PORT_ALL); 1478 1479 printf("Done\n"); 1480 } 1481 1482 void 1483 close_port(portid_t pid) 1484 { 1485 portid_t pi; 1486 struct rte_port *port; 1487 1488 if (port_id_is_invalid(pid, ENABLED_WARN)) 1489 return; 1490 1491 printf("Closing ports...\n"); 1492 1493 FOREACH_PORT(pi, ports) { 1494 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1495 continue; 1496 1497 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1498 printf("Please remove port %d from forwarding configuration.\n", pi); 1499 continue; 1500 } 1501 1502 if (port_is_bonding_slave(pi)) { 1503 printf("Please remove port %d from bonded device.\n", pi); 1504 continue; 1505 } 1506 1507 port = &ports[pi]; 1508 if (rte_atomic16_cmpset(&(port->port_status), 1509 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1510 printf("Port %d is already closed\n", pi); 1511 continue; 1512 } 1513 1514 if (rte_atomic16_cmpset(&(port->port_status), 1515 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1516 printf("Port %d is now not stopped\n", pi); 1517 continue; 1518 } 1519 1520 rte_eth_dev_close(pi); 1521 1522 if (rte_atomic16_cmpset(&(port->port_status), 1523 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1524 printf("Port %d cannot be set to closed\n", pi); 1525 } 1526 1527 printf("Done\n"); 1528 } 1529 1530 void 1531 attach_port(char *identifier) 1532 { 1533 portid_t pi = 0; 1534 unsigned int socket_id; 1535 1536 printf("Attaching a new port...\n"); 1537 1538 if (identifier == NULL) { 1539 printf("Invalid parameters are specified\n"); 1540 return; 1541 } 1542 1543 if (rte_eth_dev_attach(identifier, &pi)) 1544 return; 1545 1546 ports[pi].enabled = 1; 1547 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 1548 /* if socket_id is invalid, set to 0 */ 1549 if (check_socket_id(socket_id) < 0) 1550 socket_id = 0; 1551 reconfig(pi, socket_id); 1552 rte_eth_promiscuous_enable(pi); 1553 1554 nb_ports = rte_eth_dev_count(); 1555 1556 ports[pi].port_status = RTE_PORT_STOPPED; 1557 1558 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1559 printf("Done\n"); 1560 } 1561 1562 void 1563 detach_port(uint8_t port_id) 1564 { 1565 char name[RTE_ETH_NAME_MAX_LEN]; 1566 1567 printf("Detaching a port...\n"); 1568 1569 if (!port_is_closed(port_id)) { 1570 printf("Please close port first\n"); 1571 return; 1572 } 1573 1574 if (rte_eth_dev_detach(port_id, name)) 1575 return; 1576 1577 ports[port_id].enabled = 0; 1578 nb_ports = rte_eth_dev_count(); 1579 1580 printf("Port '%s' is detached. Now total ports is %d\n", 1581 name, nb_ports); 1582 printf("Done\n"); 1583 return; 1584 } 1585 1586 void 1587 pmd_test_exit(void) 1588 { 1589 portid_t pt_id; 1590 1591 if (test_done == 0) 1592 stop_packet_forwarding(); 1593 1594 if (ports != NULL) { 1595 no_link_check = 1; 1596 FOREACH_PORT(pt_id, ports) { 1597 printf("\nShutting down port %d...\n", pt_id); 1598 fflush(stdout); 1599 stop_port(pt_id); 1600 close_port(pt_id); 1601 } 1602 } 1603 printf("\nBye...\n"); 1604 } 1605 1606 typedef void (*cmd_func_t)(void); 1607 struct pmd_test_command { 1608 const char *cmd_name; 1609 cmd_func_t cmd_func; 1610 }; 1611 1612 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1613 1614 /* Check the link status of all ports in up to 9s, and print them finally */ 1615 static void 1616 check_all_ports_link_status(uint32_t port_mask) 1617 { 1618 #define CHECK_INTERVAL 100 /* 100ms */ 1619 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1620 uint8_t portid, count, all_ports_up, print_flag = 0; 1621 struct rte_eth_link link; 1622 1623 printf("Checking link statuses...\n"); 1624 fflush(stdout); 1625 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1626 all_ports_up = 1; 1627 FOREACH_PORT(portid, ports) { 1628 if ((port_mask & (1 << portid)) == 0) 1629 continue; 1630 memset(&link, 0, sizeof(link)); 1631 rte_eth_link_get_nowait(portid, &link); 1632 /* print link status if flag set */ 1633 if (print_flag == 1) { 1634 if (link.link_status) 1635 printf("Port %d Link Up - speed %u " 1636 "Mbps - %s\n", (uint8_t)portid, 1637 (unsigned)link.link_speed, 1638 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1639 ("full-duplex") : ("half-duplex\n")); 1640 else 1641 printf("Port %d Link Down\n", 1642 (uint8_t)portid); 1643 continue; 1644 } 1645 /* clear all_ports_up flag if any link down */ 1646 if (link.link_status == ETH_LINK_DOWN) { 1647 all_ports_up = 0; 1648 break; 1649 } 1650 } 1651 /* after finally printing all link status, get out */ 1652 if (print_flag == 1) 1653 break; 1654 1655 if (all_ports_up == 0) { 1656 fflush(stdout); 1657 rte_delay_ms(CHECK_INTERVAL); 1658 } 1659 1660 /* set the print_flag if all ports up or timeout */ 1661 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1662 print_flag = 1; 1663 } 1664 } 1665 } 1666 1667 static int 1668 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1669 { 1670 uint16_t i; 1671 int diag; 1672 uint8_t mapping_found = 0; 1673 1674 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 1675 if ((tx_queue_stats_mappings[i].port_id == port_id) && 1676 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 1677 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 1678 tx_queue_stats_mappings[i].queue_id, 1679 tx_queue_stats_mappings[i].stats_counter_id); 1680 if (diag != 0) 1681 return diag; 1682 mapping_found = 1; 1683 } 1684 } 1685 if (mapping_found) 1686 port->tx_queue_stats_mapping_enabled = 1; 1687 return 0; 1688 } 1689 1690 static int 1691 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1692 { 1693 uint16_t i; 1694 int diag; 1695 uint8_t mapping_found = 0; 1696 1697 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 1698 if ((rx_queue_stats_mappings[i].port_id == port_id) && 1699 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 1700 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 1701 rx_queue_stats_mappings[i].queue_id, 1702 rx_queue_stats_mappings[i].stats_counter_id); 1703 if (diag != 0) 1704 return diag; 1705 mapping_found = 1; 1706 } 1707 } 1708 if (mapping_found) 1709 port->rx_queue_stats_mapping_enabled = 1; 1710 return 0; 1711 } 1712 1713 static void 1714 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port) 1715 { 1716 int diag = 0; 1717 1718 diag = set_tx_queue_stats_mapping_registers(pi, port); 1719 if (diag != 0) { 1720 if (diag == -ENOTSUP) { 1721 port->tx_queue_stats_mapping_enabled = 0; 1722 printf("TX queue stats mapping not supported port id=%d\n", pi); 1723 } 1724 else 1725 rte_exit(EXIT_FAILURE, 1726 "set_tx_queue_stats_mapping_registers " 1727 "failed for port id=%d diag=%d\n", 1728 pi, diag); 1729 } 1730 1731 diag = set_rx_queue_stats_mapping_registers(pi, port); 1732 if (diag != 0) { 1733 if (diag == -ENOTSUP) { 1734 port->rx_queue_stats_mapping_enabled = 0; 1735 printf("RX queue stats mapping not supported port id=%d\n", pi); 1736 } 1737 else 1738 rte_exit(EXIT_FAILURE, 1739 "set_rx_queue_stats_mapping_registers " 1740 "failed for port id=%d diag=%d\n", 1741 pi, diag); 1742 } 1743 } 1744 1745 static void 1746 rxtx_port_config(struct rte_port *port) 1747 { 1748 port->rx_conf = port->dev_info.default_rxconf; 1749 port->tx_conf = port->dev_info.default_txconf; 1750 1751 /* Check if any RX/TX parameters have been passed */ 1752 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 1753 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 1754 1755 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 1756 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 1757 1758 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 1759 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 1760 1761 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 1762 port->rx_conf.rx_free_thresh = rx_free_thresh; 1763 1764 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 1765 port->rx_conf.rx_drop_en = rx_drop_en; 1766 1767 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 1768 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 1769 1770 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 1771 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 1772 1773 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 1774 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 1775 1776 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 1777 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 1778 1779 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 1780 port->tx_conf.tx_free_thresh = tx_free_thresh; 1781 1782 if (txq_flags != RTE_PMD_PARAM_UNSET) 1783 port->tx_conf.txq_flags = txq_flags; 1784 } 1785 1786 void 1787 init_port_config(void) 1788 { 1789 portid_t pid; 1790 struct rte_port *port; 1791 1792 FOREACH_PORT(pid, ports) { 1793 port = &ports[pid]; 1794 port->dev_conf.rxmode = rx_mode; 1795 port->dev_conf.fdir_conf = fdir_conf; 1796 if (nb_rxq > 1) { 1797 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1798 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 1799 } else { 1800 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1801 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 1802 } 1803 1804 if (port->dcb_flag == 0 && port->dev_info.max_vfs == 0) { 1805 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1806 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 1807 else 1808 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 1809 } 1810 1811 if (port->dev_info.max_vfs != 0) { 1812 if (port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1813 port->dev_conf.rxmode.mq_mode = 1814 ETH_MQ_RX_VMDQ_RSS; 1815 else 1816 port->dev_conf.rxmode.mq_mode = 1817 ETH_MQ_RX_NONE; 1818 1819 port->dev_conf.txmode.mq_mode = ETH_MQ_TX_NONE; 1820 } 1821 1822 rxtx_port_config(port); 1823 1824 rte_eth_macaddr_get(pid, &port->eth_addr); 1825 1826 map_port_queue_stats_mapping_registers(pid, port); 1827 #ifdef RTE_NIC_BYPASS 1828 rte_eth_dev_bypass_init(pid); 1829 #endif 1830 } 1831 } 1832 1833 void set_port_slave_flag(portid_t slave_pid) 1834 { 1835 struct rte_port *port; 1836 1837 port = &ports[slave_pid]; 1838 port->slave_flag = 1; 1839 } 1840 1841 void clear_port_slave_flag(portid_t slave_pid) 1842 { 1843 struct rte_port *port; 1844 1845 port = &ports[slave_pid]; 1846 port->slave_flag = 0; 1847 } 1848 1849 uint8_t port_is_bonding_slave(portid_t slave_pid) 1850 { 1851 struct rte_port *port; 1852 1853 port = &ports[slave_pid]; 1854 return port->slave_flag; 1855 } 1856 1857 const uint16_t vlan_tags[] = { 1858 0, 1, 2, 3, 4, 5, 6, 7, 1859 8, 9, 10, 11, 12, 13, 14, 15, 1860 16, 17, 18, 19, 20, 21, 22, 23, 1861 24, 25, 26, 27, 28, 29, 30, 31 1862 }; 1863 1864 static int 1865 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 1866 enum dcb_mode_enable dcb_mode, 1867 enum rte_eth_nb_tcs num_tcs, 1868 uint8_t pfc_en) 1869 { 1870 uint8_t i; 1871 1872 /* 1873 * Builds up the correct configuration for dcb+vt based on the vlan tags array 1874 * given above, and the number of traffic classes available for use. 1875 */ 1876 if (dcb_mode == DCB_VT_ENABLED) { 1877 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 1878 ð_conf->rx_adv_conf.vmdq_dcb_conf; 1879 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 1880 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 1881 1882 /* VMDQ+DCB RX and TX configrations */ 1883 vmdq_rx_conf->enable_default_pool = 0; 1884 vmdq_rx_conf->default_pool = 0; 1885 vmdq_rx_conf->nb_queue_pools = 1886 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1887 vmdq_tx_conf->nb_queue_pools = 1888 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1889 1890 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 1891 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 1892 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 1893 vmdq_rx_conf->pool_map[i].pools = 1894 1 << (i % vmdq_rx_conf->nb_queue_pools); 1895 } 1896 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 1897 vmdq_rx_conf->dcb_tc[i] = i; 1898 vmdq_tx_conf->dcb_tc[i] = i; 1899 } 1900 1901 /* set DCB mode of RX and TX of multiple queues */ 1902 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 1903 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 1904 } else { 1905 struct rte_eth_dcb_rx_conf *rx_conf = 1906 ð_conf->rx_adv_conf.dcb_rx_conf; 1907 struct rte_eth_dcb_tx_conf *tx_conf = 1908 ð_conf->tx_adv_conf.dcb_tx_conf; 1909 1910 rx_conf->nb_tcs = num_tcs; 1911 tx_conf->nb_tcs = num_tcs; 1912 1913 for (i = 0; i < num_tcs; i++) { 1914 rx_conf->dcb_tc[i] = i; 1915 tx_conf->dcb_tc[i] = i; 1916 } 1917 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 1918 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 1919 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 1920 } 1921 1922 if (pfc_en) 1923 eth_conf->dcb_capability_en = 1924 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 1925 else 1926 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 1927 1928 return 0; 1929 } 1930 1931 int 1932 init_port_dcb_config(portid_t pid, 1933 enum dcb_mode_enable dcb_mode, 1934 enum rte_eth_nb_tcs num_tcs, 1935 uint8_t pfc_en) 1936 { 1937 struct rte_eth_conf port_conf; 1938 struct rte_eth_dev_info dev_info; 1939 struct rte_port *rte_port; 1940 int retval; 1941 uint16_t i; 1942 1943 rte_eth_dev_info_get(pid, &dev_info); 1944 1945 /* If dev_info.vmdq_pool_base is greater than 0, 1946 * the queue id of vmdq pools is started after pf queues. 1947 */ 1948 if (dcb_mode == DCB_VT_ENABLED && dev_info.vmdq_pool_base > 0) { 1949 printf("VMDQ_DCB multi-queue mode is nonsensical" 1950 " for port %d.", pid); 1951 return -1; 1952 } 1953 1954 /* Assume the ports in testpmd have the same dcb capability 1955 * and has the same number of rxq and txq in dcb mode 1956 */ 1957 if (dcb_mode == DCB_VT_ENABLED) { 1958 nb_rxq = dev_info.max_rx_queues; 1959 nb_txq = dev_info.max_tx_queues; 1960 } else { 1961 /*if vt is disabled, use all pf queues */ 1962 if (dev_info.vmdq_pool_base == 0) { 1963 nb_rxq = dev_info.max_rx_queues; 1964 nb_txq = dev_info.max_tx_queues; 1965 } else { 1966 nb_rxq = (queueid_t)num_tcs; 1967 nb_txq = (queueid_t)num_tcs; 1968 1969 } 1970 } 1971 rx_free_thresh = 64; 1972 1973 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 1974 /* Enter DCB configuration status */ 1975 dcb_config = 1; 1976 1977 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 1978 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 1979 if (retval < 0) 1980 return retval; 1981 1982 rte_port = &ports[pid]; 1983 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 1984 1985 rxtx_port_config(rte_port); 1986 /* VLAN filter */ 1987 rte_port->dev_conf.rxmode.hw_vlan_filter = 1; 1988 for (i = 0; i < RTE_DIM(vlan_tags); i++) 1989 rx_vft_set(pid, vlan_tags[i], 1); 1990 1991 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 1992 map_port_queue_stats_mapping_registers(pid, rte_port); 1993 1994 rte_port->dcb_flag = 1; 1995 1996 return 0; 1997 } 1998 1999 static void 2000 init_port(void) 2001 { 2002 portid_t pid; 2003 2004 /* Configuration of Ethernet ports. */ 2005 ports = rte_zmalloc("testpmd: ports", 2006 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2007 RTE_CACHE_LINE_SIZE); 2008 if (ports == NULL) { 2009 rte_exit(EXIT_FAILURE, 2010 "rte_zmalloc(%d struct rte_port) failed\n", 2011 RTE_MAX_ETHPORTS); 2012 } 2013 2014 /* enabled allocated ports */ 2015 for (pid = 0; pid < nb_ports; pid++) 2016 ports[pid].enabled = 1; 2017 } 2018 2019 static void 2020 force_quit(void) 2021 { 2022 pmd_test_exit(); 2023 prompt_exit(); 2024 } 2025 2026 static void 2027 signal_handler(int signum) 2028 { 2029 if (signum == SIGINT || signum == SIGTERM) { 2030 printf("\nSignal %d received, preparing to exit...\n", 2031 signum); 2032 force_quit(); 2033 /* exit with the expected status */ 2034 signal(signum, SIG_DFL); 2035 kill(getpid(), signum); 2036 } 2037 } 2038 2039 int 2040 main(int argc, char** argv) 2041 { 2042 int diag; 2043 uint8_t port_id; 2044 2045 signal(SIGINT, signal_handler); 2046 signal(SIGTERM, signal_handler); 2047 2048 diag = rte_eal_init(argc, argv); 2049 if (diag < 0) 2050 rte_panic("Cannot init EAL\n"); 2051 2052 nb_ports = (portid_t) rte_eth_dev_count(); 2053 if (nb_ports == 0) 2054 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n"); 2055 2056 /* allocate port structures, and init them */ 2057 init_port(); 2058 2059 set_def_fwd_config(); 2060 if (nb_lcores == 0) 2061 rte_panic("Empty set of forwarding logical cores - check the " 2062 "core mask supplied in the command parameters\n"); 2063 2064 argc -= diag; 2065 argv += diag; 2066 if (argc > 1) 2067 launch_args_parse(argc, argv); 2068 2069 if (!nb_rxq && !nb_txq) 2070 printf("Warning: Either rx or tx queues should be non-zero\n"); 2071 2072 if (nb_rxq > 1 && nb_rxq > nb_txq) 2073 printf("Warning: nb_rxq=%d enables RSS configuration, " 2074 "but nb_txq=%d will prevent to fully test it.\n", 2075 nb_rxq, nb_txq); 2076 2077 init_config(); 2078 if (start_port(RTE_PORT_ALL) != 0) 2079 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2080 2081 /* set all ports to promiscuous mode by default */ 2082 FOREACH_PORT(port_id, ports) 2083 rte_eth_promiscuous_enable(port_id); 2084 2085 #ifdef RTE_LIBRTE_CMDLINE 2086 if (interactive == 1) { 2087 if (auto_start) { 2088 printf("Start automatic packet forwarding\n"); 2089 start_packet_forwarding(0); 2090 } 2091 prompt(); 2092 } else 2093 #endif 2094 { 2095 char c; 2096 int rc; 2097 2098 printf("No commandline core given, start packet forwarding\n"); 2099 start_packet_forwarding(0); 2100 printf("Press enter to exit\n"); 2101 rc = read(0, &c, 1); 2102 pmd_test_exit(); 2103 if (rc < 0) 2104 return 1; 2105 } 2106 2107 return 0; 2108 } 2109