1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2010-2017 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_alarm.h> 63 #include <rte_per_lcore.h> 64 #include <rte_lcore.h> 65 #include <rte_atomic.h> 66 #include <rte_branch_prediction.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 #ifdef RTE_LIBRTE_PDUMP 80 #include <rte_pdump.h> 81 #endif 82 #include <rte_flow.h> 83 #include <rte_metrics.h> 84 #ifdef RTE_LIBRTE_BITRATE 85 #include <rte_bitrate.h> 86 #endif 87 #include <rte_metrics.h> 88 #ifdef RTE_LIBRTE_LATENCY_STATS 89 #include <rte_latencystats.h> 90 #endif 91 92 #include "testpmd.h" 93 94 uint16_t verbose_level = 0; /**< Silent by default. */ 95 96 /* use master core for command line ? */ 97 uint8_t interactive = 0; 98 uint8_t auto_start = 0; 99 100 /* 101 * NUMA support configuration. 102 * When set, the NUMA support attempts to dispatch the allocation of the 103 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 104 * probed ports among the CPU sockets 0 and 1. 105 * Otherwise, all memory is allocated from CPU socket 0. 106 */ 107 uint8_t numa_support = 0; /**< No numa support by default */ 108 109 /* 110 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 111 * not configured. 112 */ 113 uint8_t socket_num = UMA_NO_CONFIG; 114 115 /* 116 * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs. 117 */ 118 uint8_t mp_anon = 0; 119 120 /* 121 * Record the Ethernet address of peer target ports to which packets are 122 * forwarded. 123 * Must be instantiated with the ethernet addresses of peer traffic generator 124 * ports. 125 */ 126 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 127 portid_t nb_peer_eth_addrs = 0; 128 129 /* 130 * Probed Target Environment. 131 */ 132 struct rte_port *ports; /**< For all probed ethernet ports. */ 133 portid_t nb_ports; /**< Number of probed ethernet ports. */ 134 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 135 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 136 137 /* 138 * Test Forwarding Configuration. 139 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 140 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 141 */ 142 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 143 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 144 portid_t nb_cfg_ports; /**< Number of configured ports. */ 145 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 146 147 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 148 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 149 150 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 151 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 152 153 /* 154 * Forwarding engines. 155 */ 156 struct fwd_engine * fwd_engines[] = { 157 &io_fwd_engine, 158 &mac_fwd_engine, 159 &mac_swap_engine, 160 &flow_gen_engine, 161 &rx_only_engine, 162 &tx_only_engine, 163 &csum_fwd_engine, 164 &icmp_echo_engine, 165 #ifdef RTE_LIBRTE_IEEE1588 166 &ieee1588_fwd_engine, 167 #endif 168 NULL, 169 }; 170 171 struct fwd_config cur_fwd_config; 172 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 173 uint32_t retry_enabled; 174 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 175 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 176 177 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 178 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 179 * specified on command-line. */ 180 181 /* 182 * Configuration of packet segments used by the "txonly" processing engine. 183 */ 184 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 185 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 186 TXONLY_DEF_PACKET_LEN, 187 }; 188 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 189 190 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 191 /**< Split policy for packets to TX. */ 192 193 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 194 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 195 196 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 197 uint8_t dcb_config = 0; 198 199 /* Whether the dcb is in testing status */ 200 uint8_t dcb_test = 0; 201 202 /* 203 * Configurable number of RX/TX queues. 204 */ 205 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 206 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 207 208 /* 209 * Configurable number of RX/TX ring descriptors. 210 */ 211 #define RTE_TEST_RX_DESC_DEFAULT 128 212 #define RTE_TEST_TX_DESC_DEFAULT 512 213 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 214 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 215 216 #define RTE_PMD_PARAM_UNSET -1 217 /* 218 * Configurable values of RX and TX ring threshold registers. 219 */ 220 221 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 222 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 223 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 224 225 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 226 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 227 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 228 229 /* 230 * Configurable value of RX free threshold. 231 */ 232 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 233 234 /* 235 * Configurable value of RX drop enable. 236 */ 237 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 238 239 /* 240 * Configurable value of TX free threshold. 241 */ 242 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 243 244 /* 245 * Configurable value of TX RS bit threshold. 246 */ 247 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 248 249 /* 250 * Configurable value of TX queue flags. 251 */ 252 int32_t txq_flags = RTE_PMD_PARAM_UNSET; 253 254 /* 255 * Receive Side Scaling (RSS) configuration. 256 */ 257 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 258 259 /* 260 * Port topology configuration 261 */ 262 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 263 264 /* 265 * Avoids to flush all the RX streams before starts forwarding. 266 */ 267 uint8_t no_flush_rx = 0; /* flush by default */ 268 269 /* 270 * Avoids to check link status when starting/stopping a port. 271 */ 272 uint8_t no_link_check = 0; /* check by default */ 273 274 /* 275 * Enable link status change notification 276 */ 277 uint8_t lsc_interrupt = 1; /* enabled by default */ 278 279 /* 280 * Enable device removal notification. 281 */ 282 uint8_t rmv_interrupt = 1; /* enabled by default */ 283 284 /* 285 * NIC bypass mode configuration options. 286 */ 287 #ifdef RTE_NIC_BYPASS 288 289 /* The NIC bypass watchdog timeout. */ 290 uint32_t bypass_timeout = RTE_BYPASS_TMT_OFF; 291 292 #endif 293 294 #ifdef RTE_LIBRTE_LATENCY_STATS 295 296 /* 297 * Set when latency stats is enabled in the commandline 298 */ 299 uint8_t latencystats_enabled; 300 301 /* 302 * Lcore ID to serive latency statistics. 303 */ 304 lcoreid_t latencystats_lcore_id = -1; 305 306 #endif 307 308 /* 309 * Ethernet device configuration. 310 */ 311 struct rte_eth_rxmode rx_mode = { 312 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 313 .split_hdr_size = 0, 314 .header_split = 0, /**< Header Split disabled. */ 315 .hw_ip_checksum = 0, /**< IP checksum offload disabled. */ 316 .hw_vlan_filter = 1, /**< VLAN filtering enabled. */ 317 .hw_vlan_strip = 1, /**< VLAN strip enabled. */ 318 .hw_vlan_extend = 0, /**< Extended VLAN disabled. */ 319 .jumbo_frame = 0, /**< Jumbo Frame Support disabled. */ 320 .hw_strip_crc = 1, /**< CRC stripping by hardware enabled. */ 321 }; 322 323 struct rte_fdir_conf fdir_conf = { 324 .mode = RTE_FDIR_MODE_NONE, 325 .pballoc = RTE_FDIR_PBALLOC_64K, 326 .status = RTE_FDIR_REPORT_STATUS, 327 .mask = { 328 .vlan_tci_mask = 0x0, 329 .ipv4_mask = { 330 .src_ip = 0xFFFFFFFF, 331 .dst_ip = 0xFFFFFFFF, 332 }, 333 .ipv6_mask = { 334 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 335 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 336 }, 337 .src_port_mask = 0xFFFF, 338 .dst_port_mask = 0xFFFF, 339 .mac_addr_byte_mask = 0xFF, 340 .tunnel_type_mask = 1, 341 .tunnel_id_mask = 0xFFFFFFFF, 342 }, 343 .drop_queue = 127, 344 }; 345 346 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 347 348 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 349 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 350 351 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 352 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 353 354 uint16_t nb_tx_queue_stats_mappings = 0; 355 uint16_t nb_rx_queue_stats_mappings = 0; 356 357 unsigned max_socket = 0; 358 359 /* Bitrate statistics */ 360 struct rte_stats_bitrates *bitrate_data; 361 362 /* Forward function declarations */ 363 static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port); 364 static void check_all_ports_link_status(uint32_t port_mask); 365 static void eth_event_callback(uint8_t port_id, 366 enum rte_eth_event_type type, 367 void *param); 368 369 /* 370 * Check if all the ports are started. 371 * If yes, return positive value. If not, return zero. 372 */ 373 static int all_ports_started(void); 374 375 /* 376 * Setup default configuration. 377 */ 378 static void 379 set_default_fwd_lcores_config(void) 380 { 381 unsigned int i; 382 unsigned int nb_lc; 383 unsigned int sock_num; 384 385 nb_lc = 0; 386 for (i = 0; i < RTE_MAX_LCORE; i++) { 387 sock_num = rte_lcore_to_socket_id(i) + 1; 388 if (sock_num > max_socket) { 389 if (sock_num > RTE_MAX_NUMA_NODES) 390 rte_exit(EXIT_FAILURE, "Total sockets greater than %u\n", RTE_MAX_NUMA_NODES); 391 max_socket = sock_num; 392 } 393 if (!rte_lcore_is_enabled(i)) 394 continue; 395 if (i == rte_get_master_lcore()) 396 continue; 397 fwd_lcores_cpuids[nb_lc++] = i; 398 } 399 nb_lcores = (lcoreid_t) nb_lc; 400 nb_cfg_lcores = nb_lcores; 401 nb_fwd_lcores = 1; 402 } 403 404 static void 405 set_def_peer_eth_addrs(void) 406 { 407 portid_t i; 408 409 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 410 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 411 peer_eth_addrs[i].addr_bytes[5] = i; 412 } 413 } 414 415 static void 416 set_default_fwd_ports_config(void) 417 { 418 portid_t pt_id; 419 420 for (pt_id = 0; pt_id < nb_ports; pt_id++) 421 fwd_ports_ids[pt_id] = pt_id; 422 423 nb_cfg_ports = nb_ports; 424 nb_fwd_ports = nb_ports; 425 } 426 427 void 428 set_def_fwd_config(void) 429 { 430 set_default_fwd_lcores_config(); 431 set_def_peer_eth_addrs(); 432 set_default_fwd_ports_config(); 433 } 434 435 /* 436 * Configuration initialisation done once at init time. 437 */ 438 static void 439 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 440 unsigned int socket_id) 441 { 442 char pool_name[RTE_MEMPOOL_NAMESIZE]; 443 struct rte_mempool *rte_mp = NULL; 444 uint32_t mb_size; 445 446 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 447 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 448 449 RTE_LOG(INFO, USER1, 450 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 451 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 452 453 #ifdef RTE_LIBRTE_PMD_XENVIRT 454 rte_mp = rte_mempool_gntalloc_create(pool_name, nb_mbuf, mb_size, 455 (unsigned) mb_mempool_cache, 456 sizeof(struct rte_pktmbuf_pool_private), 457 rte_pktmbuf_pool_init, NULL, 458 rte_pktmbuf_init, NULL, 459 socket_id, 0); 460 #endif 461 462 /* if the former XEN allocation failed fall back to normal allocation */ 463 if (rte_mp == NULL) { 464 if (mp_anon != 0) { 465 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 466 mb_size, (unsigned) mb_mempool_cache, 467 sizeof(struct rte_pktmbuf_pool_private), 468 socket_id, 0); 469 if (rte_mp == NULL) 470 goto err; 471 472 if (rte_mempool_populate_anon(rte_mp) == 0) { 473 rte_mempool_free(rte_mp); 474 rte_mp = NULL; 475 goto err; 476 } 477 rte_pktmbuf_pool_init(rte_mp, NULL); 478 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 479 } else { 480 /* wrapper to rte_mempool_create() */ 481 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 482 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 483 } 484 } 485 486 err: 487 if (rte_mp == NULL) { 488 rte_exit(EXIT_FAILURE, 489 "Creation of mbuf pool for socket %u failed: %s\n", 490 socket_id, rte_strerror(rte_errno)); 491 } else if (verbose_level > 0) { 492 rte_mempool_dump(stdout, rte_mp); 493 } 494 } 495 496 /* 497 * Check given socket id is valid or not with NUMA mode, 498 * if valid, return 0, else return -1 499 */ 500 static int 501 check_socket_id(const unsigned int socket_id) 502 { 503 static int warning_once = 0; 504 505 if (socket_id >= max_socket) { 506 if (!warning_once && numa_support) 507 printf("Warning: NUMA should be configured manually by" 508 " using --port-numa-config and" 509 " --ring-numa-config parameters along with" 510 " --numa.\n"); 511 warning_once = 1; 512 return -1; 513 } 514 return 0; 515 } 516 517 static void 518 init_config(void) 519 { 520 portid_t pid; 521 struct rte_port *port; 522 struct rte_mempool *mbp; 523 unsigned int nb_mbuf_per_pool; 524 lcoreid_t lc_id; 525 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 526 527 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 528 /* Configuration of logical cores. */ 529 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 530 sizeof(struct fwd_lcore *) * nb_lcores, 531 RTE_CACHE_LINE_SIZE); 532 if (fwd_lcores == NULL) { 533 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 534 "failed\n", nb_lcores); 535 } 536 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 537 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 538 sizeof(struct fwd_lcore), 539 RTE_CACHE_LINE_SIZE); 540 if (fwd_lcores[lc_id] == NULL) { 541 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 542 "failed\n"); 543 } 544 fwd_lcores[lc_id]->cpuid_idx = lc_id; 545 } 546 547 /* 548 * Create pools of mbuf. 549 * If NUMA support is disabled, create a single pool of mbuf in 550 * socket 0 memory by default. 551 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 552 * 553 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 554 * nb_txd can be configured at run time. 555 */ 556 if (param_total_num_mbufs) 557 nb_mbuf_per_pool = param_total_num_mbufs; 558 else { 559 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + (nb_lcores * mb_mempool_cache) 560 + RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 561 562 if (!numa_support) 563 nb_mbuf_per_pool = 564 (nb_mbuf_per_pool * RTE_MAX_ETHPORTS); 565 } 566 567 if (!numa_support) { 568 if (socket_num == UMA_NO_CONFIG) 569 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 570 else 571 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 572 socket_num); 573 } 574 575 RTE_ETH_FOREACH_DEV(pid) { 576 port = &ports[pid]; 577 rte_eth_dev_info_get(pid, &port->dev_info); 578 579 if (numa_support) { 580 if (port_numa[pid] != NUMA_NO_CONFIG) 581 port_per_socket[port_numa[pid]]++; 582 else { 583 uint32_t socket_id = rte_eth_dev_socket_id(pid); 584 585 /* if socket_id is invalid, set to 0 */ 586 if (check_socket_id(socket_id) < 0) 587 socket_id = 0; 588 port_per_socket[socket_id]++; 589 } 590 } 591 592 /* set flag to initialize port/queue */ 593 port->need_reconfig = 1; 594 port->need_reconfig_queues = 1; 595 } 596 597 if (numa_support) { 598 uint8_t i; 599 unsigned int nb_mbuf; 600 601 if (param_total_num_mbufs) 602 nb_mbuf_per_pool = nb_mbuf_per_pool/nb_ports; 603 604 for (i = 0; i < max_socket; i++) { 605 nb_mbuf = (nb_mbuf_per_pool * RTE_MAX_ETHPORTS); 606 if (nb_mbuf) 607 mbuf_pool_create(mbuf_data_size, 608 nb_mbuf,i); 609 } 610 } 611 init_port_config(); 612 613 /* 614 * Records which Mbuf pool to use by each logical core, if needed. 615 */ 616 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 617 mbp = mbuf_pool_find( 618 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 619 620 if (mbp == NULL) 621 mbp = mbuf_pool_find(0); 622 fwd_lcores[lc_id]->mbp = mbp; 623 } 624 625 /* Configuration of packet forwarding streams. */ 626 if (init_fwd_streams() < 0) 627 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 628 629 fwd_config_setup(); 630 } 631 632 633 void 634 reconfig(portid_t new_port_id, unsigned socket_id) 635 { 636 struct rte_port *port; 637 638 /* Reconfiguration of Ethernet ports. */ 639 port = &ports[new_port_id]; 640 rte_eth_dev_info_get(new_port_id, &port->dev_info); 641 642 /* set flag to initialize port/queue */ 643 port->need_reconfig = 1; 644 port->need_reconfig_queues = 1; 645 port->socket_id = socket_id; 646 647 init_port_config(); 648 } 649 650 651 int 652 init_fwd_streams(void) 653 { 654 portid_t pid; 655 struct rte_port *port; 656 streamid_t sm_id, nb_fwd_streams_new; 657 queueid_t q; 658 659 /* set socket id according to numa or not */ 660 RTE_ETH_FOREACH_DEV(pid) { 661 port = &ports[pid]; 662 if (nb_rxq > port->dev_info.max_rx_queues) { 663 printf("Fail: nb_rxq(%d) is greater than " 664 "max_rx_queues(%d)\n", nb_rxq, 665 port->dev_info.max_rx_queues); 666 return -1; 667 } 668 if (nb_txq > port->dev_info.max_tx_queues) { 669 printf("Fail: nb_txq(%d) is greater than " 670 "max_tx_queues(%d)\n", nb_txq, 671 port->dev_info.max_tx_queues); 672 return -1; 673 } 674 if (numa_support) { 675 if (port_numa[pid] != NUMA_NO_CONFIG) 676 port->socket_id = port_numa[pid]; 677 else { 678 port->socket_id = rte_eth_dev_socket_id(pid); 679 680 /* if socket_id is invalid, set to 0 */ 681 if (check_socket_id(port->socket_id) < 0) 682 port->socket_id = 0; 683 } 684 } 685 else { 686 if (socket_num == UMA_NO_CONFIG) 687 port->socket_id = 0; 688 else 689 port->socket_id = socket_num; 690 } 691 } 692 693 q = RTE_MAX(nb_rxq, nb_txq); 694 if (q == 0) { 695 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 696 return -1; 697 } 698 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 699 if (nb_fwd_streams_new == nb_fwd_streams) 700 return 0; 701 /* clear the old */ 702 if (fwd_streams != NULL) { 703 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 704 if (fwd_streams[sm_id] == NULL) 705 continue; 706 rte_free(fwd_streams[sm_id]); 707 fwd_streams[sm_id] = NULL; 708 } 709 rte_free(fwd_streams); 710 fwd_streams = NULL; 711 } 712 713 /* init new */ 714 nb_fwd_streams = nb_fwd_streams_new; 715 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 716 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE); 717 if (fwd_streams == NULL) 718 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) " 719 "failed\n", nb_fwd_streams); 720 721 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 722 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream", 723 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE); 724 if (fwd_streams[sm_id] == NULL) 725 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)" 726 " failed\n"); 727 } 728 729 return 0; 730 } 731 732 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 733 static void 734 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 735 { 736 unsigned int total_burst; 737 unsigned int nb_burst; 738 unsigned int burst_stats[3]; 739 uint16_t pktnb_stats[3]; 740 uint16_t nb_pkt; 741 int burst_percent[3]; 742 743 /* 744 * First compute the total number of packet bursts and the 745 * two highest numbers of bursts of the same number of packets. 746 */ 747 total_burst = 0; 748 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 749 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 750 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 751 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 752 if (nb_burst == 0) 753 continue; 754 total_burst += nb_burst; 755 if (nb_burst > burst_stats[0]) { 756 burst_stats[1] = burst_stats[0]; 757 pktnb_stats[1] = pktnb_stats[0]; 758 burst_stats[0] = nb_burst; 759 pktnb_stats[0] = nb_pkt; 760 } 761 } 762 if (total_burst == 0) 763 return; 764 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 765 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 766 burst_percent[0], (int) pktnb_stats[0]); 767 if (burst_stats[0] == total_burst) { 768 printf("]\n"); 769 return; 770 } 771 if (burst_stats[0] + burst_stats[1] == total_burst) { 772 printf(" + %d%% of %d pkts]\n", 773 100 - burst_percent[0], pktnb_stats[1]); 774 return; 775 } 776 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 777 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 778 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 779 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 780 return; 781 } 782 printf(" + %d%% of %d pkts + %d%% of others]\n", 783 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 784 } 785 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 786 787 static void 788 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 789 { 790 struct rte_port *port; 791 uint8_t i; 792 793 static const char *fwd_stats_border = "----------------------"; 794 795 port = &ports[port_id]; 796 printf("\n %s Forward statistics for port %-2d %s\n", 797 fwd_stats_border, port_id, fwd_stats_border); 798 799 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 800 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 801 "%-"PRIu64"\n", 802 stats->ipackets, stats->imissed, 803 (uint64_t) (stats->ipackets + stats->imissed)); 804 805 if (cur_fwd_eng == &csum_fwd_engine) 806 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 807 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 808 if ((stats->ierrors + stats->rx_nombuf) > 0) { 809 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 810 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 811 } 812 813 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 814 "%-"PRIu64"\n", 815 stats->opackets, port->tx_dropped, 816 (uint64_t) (stats->opackets + port->tx_dropped)); 817 } 818 else { 819 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 820 "%14"PRIu64"\n", 821 stats->ipackets, stats->imissed, 822 (uint64_t) (stats->ipackets + stats->imissed)); 823 824 if (cur_fwd_eng == &csum_fwd_engine) 825 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 826 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 827 if ((stats->ierrors + stats->rx_nombuf) > 0) { 828 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 829 printf(" RX-nombufs: %14"PRIu64"\n", 830 stats->rx_nombuf); 831 } 832 833 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 834 "%14"PRIu64"\n", 835 stats->opackets, port->tx_dropped, 836 (uint64_t) (stats->opackets + port->tx_dropped)); 837 } 838 839 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 840 if (port->rx_stream) 841 pkt_burst_stats_display("RX", 842 &port->rx_stream->rx_burst_stats); 843 if (port->tx_stream) 844 pkt_burst_stats_display("TX", 845 &port->tx_stream->tx_burst_stats); 846 #endif 847 848 if (port->rx_queue_stats_mapping_enabled) { 849 printf("\n"); 850 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 851 printf(" Stats reg %2d RX-packets:%14"PRIu64 852 " RX-errors:%14"PRIu64 853 " RX-bytes:%14"PRIu64"\n", 854 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 855 } 856 printf("\n"); 857 } 858 if (port->tx_queue_stats_mapping_enabled) { 859 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 860 printf(" Stats reg %2d TX-packets:%14"PRIu64 861 " TX-bytes:%14"PRIu64"\n", 862 i, stats->q_opackets[i], stats->q_obytes[i]); 863 } 864 } 865 866 printf(" %s--------------------------------%s\n", 867 fwd_stats_border, fwd_stats_border); 868 } 869 870 static void 871 fwd_stream_stats_display(streamid_t stream_id) 872 { 873 struct fwd_stream *fs; 874 static const char *fwd_top_stats_border = "-------"; 875 876 fs = fwd_streams[stream_id]; 877 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 878 (fs->fwd_dropped == 0)) 879 return; 880 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 881 "TX Port=%2d/Queue=%2d %s\n", 882 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 883 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 884 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 885 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 886 887 /* if checksum mode */ 888 if (cur_fwd_eng == &csum_fwd_engine) { 889 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 890 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 891 } 892 893 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 894 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 895 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 896 #endif 897 } 898 899 static void 900 flush_fwd_rx_queues(void) 901 { 902 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 903 portid_t rxp; 904 portid_t port_id; 905 queueid_t rxq; 906 uint16_t nb_rx; 907 uint16_t i; 908 uint8_t j; 909 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 910 uint64_t timer_period; 911 912 /* convert to number of cycles */ 913 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 914 915 for (j = 0; j < 2; j++) { 916 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 917 for (rxq = 0; rxq < nb_rxq; rxq++) { 918 port_id = fwd_ports_ids[rxp]; 919 /** 920 * testpmd can stuck in the below do while loop 921 * if rte_eth_rx_burst() always returns nonzero 922 * packets. So timer is added to exit this loop 923 * after 1sec timer expiry. 924 */ 925 prev_tsc = rte_rdtsc(); 926 do { 927 nb_rx = rte_eth_rx_burst(port_id, rxq, 928 pkts_burst, MAX_PKT_BURST); 929 for (i = 0; i < nb_rx; i++) 930 rte_pktmbuf_free(pkts_burst[i]); 931 932 cur_tsc = rte_rdtsc(); 933 diff_tsc = cur_tsc - prev_tsc; 934 timer_tsc += diff_tsc; 935 } while ((nb_rx > 0) && 936 (timer_tsc < timer_period)); 937 timer_tsc = 0; 938 } 939 } 940 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 941 } 942 } 943 944 static void 945 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 946 { 947 struct fwd_stream **fsm; 948 streamid_t nb_fs; 949 streamid_t sm_id; 950 #ifdef RTE_LIBRTE_BITRATE 951 uint64_t tics_per_1sec; 952 uint64_t tics_datum; 953 uint64_t tics_current; 954 uint8_t idx_port, cnt_ports; 955 956 cnt_ports = rte_eth_dev_count(); 957 tics_datum = rte_rdtsc(); 958 tics_per_1sec = rte_get_timer_hz(); 959 #endif 960 fsm = &fwd_streams[fc->stream_idx]; 961 nb_fs = fc->stream_nb; 962 do { 963 for (sm_id = 0; sm_id < nb_fs; sm_id++) 964 (*pkt_fwd)(fsm[sm_id]); 965 #ifdef RTE_LIBRTE_BITRATE 966 tics_current = rte_rdtsc(); 967 if (tics_current - tics_datum >= tics_per_1sec) { 968 /* Periodic bitrate calculation */ 969 for (idx_port = 0; idx_port < cnt_ports; idx_port++) 970 rte_stats_bitrate_calc(bitrate_data, idx_port); 971 tics_datum = tics_current; 972 } 973 #endif 974 #ifdef RTE_LIBRTE_LATENCY_STATS 975 if (latencystats_lcore_id == rte_lcore_id()) 976 rte_latencystats_update(); 977 #endif 978 979 } while (! fc->stopped); 980 } 981 982 static int 983 start_pkt_forward_on_core(void *fwd_arg) 984 { 985 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 986 cur_fwd_config.fwd_eng->packet_fwd); 987 return 0; 988 } 989 990 /* 991 * Run the TXONLY packet forwarding engine to send a single burst of packets. 992 * Used to start communication flows in network loopback test configurations. 993 */ 994 static int 995 run_one_txonly_burst_on_core(void *fwd_arg) 996 { 997 struct fwd_lcore *fwd_lc; 998 struct fwd_lcore tmp_lcore; 999 1000 fwd_lc = (struct fwd_lcore *) fwd_arg; 1001 tmp_lcore = *fwd_lc; 1002 tmp_lcore.stopped = 1; 1003 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1004 return 0; 1005 } 1006 1007 /* 1008 * Launch packet forwarding: 1009 * - Setup per-port forwarding context. 1010 * - launch logical cores with their forwarding configuration. 1011 */ 1012 static void 1013 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1014 { 1015 port_fwd_begin_t port_fwd_begin; 1016 unsigned int i; 1017 unsigned int lc_id; 1018 int diag; 1019 1020 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1021 if (port_fwd_begin != NULL) { 1022 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1023 (*port_fwd_begin)(fwd_ports_ids[i]); 1024 } 1025 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1026 lc_id = fwd_lcores_cpuids[i]; 1027 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1028 fwd_lcores[i]->stopped = 0; 1029 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1030 fwd_lcores[i], lc_id); 1031 if (diag != 0) 1032 printf("launch lcore %u failed - diag=%d\n", 1033 lc_id, diag); 1034 } 1035 } 1036 } 1037 1038 /* 1039 * Launch packet forwarding configuration. 1040 */ 1041 void 1042 start_packet_forwarding(int with_tx_first) 1043 { 1044 port_fwd_begin_t port_fwd_begin; 1045 port_fwd_end_t port_fwd_end; 1046 struct rte_port *port; 1047 unsigned int i; 1048 portid_t pt_id; 1049 streamid_t sm_id; 1050 1051 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1052 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1053 1054 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1055 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1056 1057 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1058 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1059 (!nb_rxq || !nb_txq)) 1060 rte_exit(EXIT_FAILURE, 1061 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1062 cur_fwd_eng->fwd_mode_name); 1063 1064 if (all_ports_started() == 0) { 1065 printf("Not all ports were started\n"); 1066 return; 1067 } 1068 if (test_done == 0) { 1069 printf("Packet forwarding already started\n"); 1070 return; 1071 } 1072 1073 if (init_fwd_streams() < 0) { 1074 printf("Fail from init_fwd_streams()\n"); 1075 return; 1076 } 1077 1078 if(dcb_test) { 1079 for (i = 0; i < nb_fwd_ports; i++) { 1080 pt_id = fwd_ports_ids[i]; 1081 port = &ports[pt_id]; 1082 if (!port->dcb_flag) { 1083 printf("In DCB mode, all forwarding ports must " 1084 "be configured in this mode.\n"); 1085 return; 1086 } 1087 } 1088 if (nb_fwd_lcores == 1) { 1089 printf("In DCB mode,the nb forwarding cores " 1090 "should be larger than 1.\n"); 1091 return; 1092 } 1093 } 1094 test_done = 0; 1095 1096 if(!no_flush_rx) 1097 flush_fwd_rx_queues(); 1098 1099 fwd_config_setup(); 1100 pkt_fwd_config_display(&cur_fwd_config); 1101 rxtx_config_display(); 1102 1103 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1104 pt_id = fwd_ports_ids[i]; 1105 port = &ports[pt_id]; 1106 rte_eth_stats_get(pt_id, &port->stats); 1107 port->tx_dropped = 0; 1108 1109 map_port_queue_stats_mapping_registers(pt_id, port); 1110 } 1111 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1112 fwd_streams[sm_id]->rx_packets = 0; 1113 fwd_streams[sm_id]->tx_packets = 0; 1114 fwd_streams[sm_id]->fwd_dropped = 0; 1115 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1116 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1117 1118 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1119 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1120 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1121 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1122 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1123 #endif 1124 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1125 fwd_streams[sm_id]->core_cycles = 0; 1126 #endif 1127 } 1128 if (with_tx_first) { 1129 port_fwd_begin = tx_only_engine.port_fwd_begin; 1130 if (port_fwd_begin != NULL) { 1131 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1132 (*port_fwd_begin)(fwd_ports_ids[i]); 1133 } 1134 while (with_tx_first--) { 1135 launch_packet_forwarding( 1136 run_one_txonly_burst_on_core); 1137 rte_eal_mp_wait_lcore(); 1138 } 1139 port_fwd_end = tx_only_engine.port_fwd_end; 1140 if (port_fwd_end != NULL) { 1141 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1142 (*port_fwd_end)(fwd_ports_ids[i]); 1143 } 1144 } 1145 launch_packet_forwarding(start_pkt_forward_on_core); 1146 } 1147 1148 void 1149 stop_packet_forwarding(void) 1150 { 1151 struct rte_eth_stats stats; 1152 struct rte_port *port; 1153 port_fwd_end_t port_fwd_end; 1154 int i; 1155 portid_t pt_id; 1156 streamid_t sm_id; 1157 lcoreid_t lc_id; 1158 uint64_t total_recv; 1159 uint64_t total_xmit; 1160 uint64_t total_rx_dropped; 1161 uint64_t total_tx_dropped; 1162 uint64_t total_rx_nombuf; 1163 uint64_t tx_dropped; 1164 uint64_t rx_bad_ip_csum; 1165 uint64_t rx_bad_l4_csum; 1166 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1167 uint64_t fwd_cycles; 1168 #endif 1169 static const char *acc_stats_border = "+++++++++++++++"; 1170 1171 if (test_done) { 1172 printf("Packet forwarding not started\n"); 1173 return; 1174 } 1175 printf("Telling cores to stop..."); 1176 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1177 fwd_lcores[lc_id]->stopped = 1; 1178 printf("\nWaiting for lcores to finish...\n"); 1179 rte_eal_mp_wait_lcore(); 1180 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1181 if (port_fwd_end != NULL) { 1182 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1183 pt_id = fwd_ports_ids[i]; 1184 (*port_fwd_end)(pt_id); 1185 } 1186 } 1187 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1188 fwd_cycles = 0; 1189 #endif 1190 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1191 if (cur_fwd_config.nb_fwd_streams > 1192 cur_fwd_config.nb_fwd_ports) { 1193 fwd_stream_stats_display(sm_id); 1194 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1195 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1196 } else { 1197 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1198 fwd_streams[sm_id]; 1199 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1200 fwd_streams[sm_id]; 1201 } 1202 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1203 tx_dropped = (uint64_t) (tx_dropped + 1204 fwd_streams[sm_id]->fwd_dropped); 1205 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1206 1207 rx_bad_ip_csum = 1208 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1209 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1210 fwd_streams[sm_id]->rx_bad_ip_csum); 1211 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1212 rx_bad_ip_csum; 1213 1214 rx_bad_l4_csum = 1215 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1216 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1217 fwd_streams[sm_id]->rx_bad_l4_csum); 1218 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1219 rx_bad_l4_csum; 1220 1221 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1222 fwd_cycles = (uint64_t) (fwd_cycles + 1223 fwd_streams[sm_id]->core_cycles); 1224 #endif 1225 } 1226 total_recv = 0; 1227 total_xmit = 0; 1228 total_rx_dropped = 0; 1229 total_tx_dropped = 0; 1230 total_rx_nombuf = 0; 1231 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1232 pt_id = fwd_ports_ids[i]; 1233 1234 port = &ports[pt_id]; 1235 rte_eth_stats_get(pt_id, &stats); 1236 stats.ipackets -= port->stats.ipackets; 1237 port->stats.ipackets = 0; 1238 stats.opackets -= port->stats.opackets; 1239 port->stats.opackets = 0; 1240 stats.ibytes -= port->stats.ibytes; 1241 port->stats.ibytes = 0; 1242 stats.obytes -= port->stats.obytes; 1243 port->stats.obytes = 0; 1244 stats.imissed -= port->stats.imissed; 1245 port->stats.imissed = 0; 1246 stats.oerrors -= port->stats.oerrors; 1247 port->stats.oerrors = 0; 1248 stats.rx_nombuf -= port->stats.rx_nombuf; 1249 port->stats.rx_nombuf = 0; 1250 1251 total_recv += stats.ipackets; 1252 total_xmit += stats.opackets; 1253 total_rx_dropped += stats.imissed; 1254 total_tx_dropped += port->tx_dropped; 1255 total_rx_nombuf += stats.rx_nombuf; 1256 1257 fwd_port_stats_display(pt_id, &stats); 1258 } 1259 printf("\n %s Accumulated forward statistics for all ports" 1260 "%s\n", 1261 acc_stats_border, acc_stats_border); 1262 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1263 "%-"PRIu64"\n" 1264 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1265 "%-"PRIu64"\n", 1266 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1267 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1268 if (total_rx_nombuf > 0) 1269 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1270 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1271 "%s\n", 1272 acc_stats_border, acc_stats_border); 1273 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1274 if (total_recv > 0) 1275 printf("\n CPU cycles/packet=%u (total cycles=" 1276 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1277 (unsigned int)(fwd_cycles / total_recv), 1278 fwd_cycles, total_recv); 1279 #endif 1280 printf("\nDone.\n"); 1281 test_done = 1; 1282 } 1283 1284 void 1285 dev_set_link_up(portid_t pid) 1286 { 1287 if (rte_eth_dev_set_link_up((uint8_t)pid) < 0) 1288 printf("\nSet link up fail.\n"); 1289 } 1290 1291 void 1292 dev_set_link_down(portid_t pid) 1293 { 1294 if (rte_eth_dev_set_link_down((uint8_t)pid) < 0) 1295 printf("\nSet link down fail.\n"); 1296 } 1297 1298 static int 1299 all_ports_started(void) 1300 { 1301 portid_t pi; 1302 struct rte_port *port; 1303 1304 RTE_ETH_FOREACH_DEV(pi) { 1305 port = &ports[pi]; 1306 /* Check if there is a port which is not started */ 1307 if ((port->port_status != RTE_PORT_STARTED) && 1308 (port->slave_flag == 0)) 1309 return 0; 1310 } 1311 1312 /* No port is not started */ 1313 return 1; 1314 } 1315 1316 int 1317 all_ports_stopped(void) 1318 { 1319 portid_t pi; 1320 struct rte_port *port; 1321 1322 RTE_ETH_FOREACH_DEV(pi) { 1323 port = &ports[pi]; 1324 if ((port->port_status != RTE_PORT_STOPPED) && 1325 (port->slave_flag == 0)) 1326 return 0; 1327 } 1328 1329 return 1; 1330 } 1331 1332 int 1333 port_is_started(portid_t port_id) 1334 { 1335 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1336 return 0; 1337 1338 if (ports[port_id].port_status != RTE_PORT_STARTED) 1339 return 0; 1340 1341 return 1; 1342 } 1343 1344 static int 1345 port_is_closed(portid_t port_id) 1346 { 1347 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1348 return 0; 1349 1350 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1351 return 0; 1352 1353 return 1; 1354 } 1355 1356 int 1357 start_port(portid_t pid) 1358 { 1359 int diag, need_check_link_status = -1; 1360 portid_t pi; 1361 queueid_t qi; 1362 struct rte_port *port; 1363 struct ether_addr mac_addr; 1364 enum rte_eth_event_type event_type; 1365 1366 if (port_id_is_invalid(pid, ENABLED_WARN)) 1367 return 0; 1368 1369 if(dcb_config) 1370 dcb_test = 1; 1371 RTE_ETH_FOREACH_DEV(pi) { 1372 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1373 continue; 1374 1375 need_check_link_status = 0; 1376 port = &ports[pi]; 1377 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1378 RTE_PORT_HANDLING) == 0) { 1379 printf("Port %d is now not stopped\n", pi); 1380 continue; 1381 } 1382 1383 if (port->need_reconfig > 0) { 1384 port->need_reconfig = 0; 1385 1386 printf("Configuring Port %d (socket %u)\n", pi, 1387 port->socket_id); 1388 /* configure port */ 1389 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1390 &(port->dev_conf)); 1391 if (diag != 0) { 1392 if (rte_atomic16_cmpset(&(port->port_status), 1393 RTE_PORT_HANDLING, 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\n", pi); 1397 /* try to reconfigure port next time */ 1398 port->need_reconfig = 1; 1399 return -1; 1400 } 1401 } 1402 if (port->need_reconfig_queues > 0) { 1403 port->need_reconfig_queues = 0; 1404 /* setup tx queues */ 1405 for (qi = 0; qi < nb_txq; qi++) { 1406 if ((numa_support) && 1407 (txring_numa[pi] != NUMA_NO_CONFIG)) 1408 diag = rte_eth_tx_queue_setup(pi, qi, 1409 nb_txd,txring_numa[pi], 1410 &(port->tx_conf)); 1411 else 1412 diag = rte_eth_tx_queue_setup(pi, qi, 1413 nb_txd,port->socket_id, 1414 &(port->tx_conf)); 1415 1416 if (diag == 0) 1417 continue; 1418 1419 /* Fail to setup tx queue, return */ 1420 if (rte_atomic16_cmpset(&(port->port_status), 1421 RTE_PORT_HANDLING, 1422 RTE_PORT_STOPPED) == 0) 1423 printf("Port %d can not be set back " 1424 "to stopped\n", pi); 1425 printf("Fail to configure port %d tx queues\n", pi); 1426 /* try to reconfigure queues next time */ 1427 port->need_reconfig_queues = 1; 1428 return -1; 1429 } 1430 /* setup rx queues */ 1431 for (qi = 0; qi < nb_rxq; qi++) { 1432 if ((numa_support) && 1433 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1434 struct rte_mempool * mp = 1435 mbuf_pool_find(rxring_numa[pi]); 1436 if (mp == NULL) { 1437 printf("Failed to setup RX queue:" 1438 "No mempool allocation" 1439 " on the socket %d\n", 1440 rxring_numa[pi]); 1441 return -1; 1442 } 1443 1444 diag = rte_eth_rx_queue_setup(pi, qi, 1445 nb_rxd,rxring_numa[pi], 1446 &(port->rx_conf),mp); 1447 } else { 1448 struct rte_mempool *mp = 1449 mbuf_pool_find(port->socket_id); 1450 if (mp == NULL) { 1451 printf("Failed to setup RX queue:" 1452 "No mempool allocation" 1453 " on the socket %d\n", 1454 port->socket_id); 1455 return -1; 1456 } 1457 diag = rte_eth_rx_queue_setup(pi, qi, 1458 nb_rxd,port->socket_id, 1459 &(port->rx_conf), mp); 1460 } 1461 if (diag == 0) 1462 continue; 1463 1464 /* Fail to setup rx queue, return */ 1465 if (rte_atomic16_cmpset(&(port->port_status), 1466 RTE_PORT_HANDLING, 1467 RTE_PORT_STOPPED) == 0) 1468 printf("Port %d can not be set back " 1469 "to stopped\n", pi); 1470 printf("Fail to configure port %d rx queues\n", pi); 1471 /* try to reconfigure queues next time */ 1472 port->need_reconfig_queues = 1; 1473 return -1; 1474 } 1475 } 1476 1477 for (event_type = RTE_ETH_EVENT_UNKNOWN; 1478 event_type < RTE_ETH_EVENT_MAX; 1479 event_type++) { 1480 diag = rte_eth_dev_callback_register(pi, 1481 event_type, 1482 eth_event_callback, 1483 NULL); 1484 if (diag) { 1485 printf("Failed to setup even callback for event %d\n", 1486 event_type); 1487 return -1; 1488 } 1489 } 1490 1491 /* start port */ 1492 if (rte_eth_dev_start(pi) < 0) { 1493 printf("Fail to start port %d\n", pi); 1494 1495 /* Fail to setup rx queue, return */ 1496 if (rte_atomic16_cmpset(&(port->port_status), 1497 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1498 printf("Port %d can not be set back to " 1499 "stopped\n", pi); 1500 continue; 1501 } 1502 1503 if (rte_atomic16_cmpset(&(port->port_status), 1504 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1505 printf("Port %d can not be set into started\n", pi); 1506 1507 rte_eth_macaddr_get(pi, &mac_addr); 1508 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1509 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1510 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1511 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1512 1513 /* at least one port started, need checking link status */ 1514 need_check_link_status = 1; 1515 } 1516 1517 if (need_check_link_status == 1 && !no_link_check) 1518 check_all_ports_link_status(RTE_PORT_ALL); 1519 else if (need_check_link_status == 0) 1520 printf("Please stop the ports first\n"); 1521 1522 printf("Done\n"); 1523 return 0; 1524 } 1525 1526 void 1527 stop_port(portid_t pid) 1528 { 1529 portid_t pi; 1530 struct rte_port *port; 1531 int need_check_link_status = 0; 1532 1533 if (dcb_test) { 1534 dcb_test = 0; 1535 dcb_config = 0; 1536 } 1537 1538 if (port_id_is_invalid(pid, ENABLED_WARN)) 1539 return; 1540 1541 printf("Stopping ports...\n"); 1542 1543 RTE_ETH_FOREACH_DEV(pi) { 1544 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1545 continue; 1546 1547 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1548 printf("Please remove port %d from forwarding configuration.\n", pi); 1549 continue; 1550 } 1551 1552 if (port_is_bonding_slave(pi)) { 1553 printf("Please remove port %d from bonded device.\n", pi); 1554 continue; 1555 } 1556 1557 port = &ports[pi]; 1558 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1559 RTE_PORT_HANDLING) == 0) 1560 continue; 1561 1562 rte_eth_dev_stop(pi); 1563 1564 if (rte_atomic16_cmpset(&(port->port_status), 1565 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1566 printf("Port %d can not be set into stopped\n", pi); 1567 need_check_link_status = 1; 1568 } 1569 if (need_check_link_status && !no_link_check) 1570 check_all_ports_link_status(RTE_PORT_ALL); 1571 1572 printf("Done\n"); 1573 } 1574 1575 void 1576 close_port(portid_t pid) 1577 { 1578 portid_t pi; 1579 struct rte_port *port; 1580 1581 if (port_id_is_invalid(pid, ENABLED_WARN)) 1582 return; 1583 1584 printf("Closing ports...\n"); 1585 1586 RTE_ETH_FOREACH_DEV(pi) { 1587 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1588 continue; 1589 1590 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1591 printf("Please remove port %d from forwarding configuration.\n", pi); 1592 continue; 1593 } 1594 1595 if (port_is_bonding_slave(pi)) { 1596 printf("Please remove port %d from bonded device.\n", pi); 1597 continue; 1598 } 1599 1600 port = &ports[pi]; 1601 if (rte_atomic16_cmpset(&(port->port_status), 1602 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1603 printf("Port %d is already closed\n", pi); 1604 continue; 1605 } 1606 1607 if (rte_atomic16_cmpset(&(port->port_status), 1608 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1609 printf("Port %d is now not stopped\n", pi); 1610 continue; 1611 } 1612 1613 if (port->flow_list) 1614 port_flow_flush(pi); 1615 rte_eth_dev_close(pi); 1616 1617 if (rte_atomic16_cmpset(&(port->port_status), 1618 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1619 printf("Port %d cannot be set to closed\n", pi); 1620 } 1621 1622 printf("Done\n"); 1623 } 1624 1625 void 1626 attach_port(char *identifier) 1627 { 1628 portid_t pi = 0; 1629 unsigned int socket_id; 1630 1631 printf("Attaching a new port...\n"); 1632 1633 if (identifier == NULL) { 1634 printf("Invalid parameters are specified\n"); 1635 return; 1636 } 1637 1638 if (rte_eth_dev_attach(identifier, &pi)) 1639 return; 1640 1641 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 1642 /* if socket_id is invalid, set to 0 */ 1643 if (check_socket_id(socket_id) < 0) 1644 socket_id = 0; 1645 reconfig(pi, socket_id); 1646 rte_eth_promiscuous_enable(pi); 1647 1648 nb_ports = rte_eth_dev_count(); 1649 1650 ports[pi].port_status = RTE_PORT_STOPPED; 1651 1652 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1653 printf("Done\n"); 1654 } 1655 1656 void 1657 detach_port(uint8_t port_id) 1658 { 1659 char name[RTE_ETH_NAME_MAX_LEN]; 1660 1661 printf("Detaching a port...\n"); 1662 1663 if (!port_is_closed(port_id)) { 1664 printf("Please close port first\n"); 1665 return; 1666 } 1667 1668 if (ports[port_id].flow_list) 1669 port_flow_flush(port_id); 1670 1671 if (rte_eth_dev_detach(port_id, name)) 1672 return; 1673 1674 nb_ports = rte_eth_dev_count(); 1675 1676 printf("Port '%s' is detached. Now total ports is %d\n", 1677 name, nb_ports); 1678 printf("Done\n"); 1679 return; 1680 } 1681 1682 void 1683 pmd_test_exit(void) 1684 { 1685 portid_t pt_id; 1686 1687 if (test_done == 0) 1688 stop_packet_forwarding(); 1689 1690 if (ports != NULL) { 1691 no_link_check = 1; 1692 RTE_ETH_FOREACH_DEV(pt_id) { 1693 printf("\nShutting down port %d...\n", pt_id); 1694 fflush(stdout); 1695 stop_port(pt_id); 1696 close_port(pt_id); 1697 } 1698 } 1699 printf("\nBye...\n"); 1700 } 1701 1702 typedef void (*cmd_func_t)(void); 1703 struct pmd_test_command { 1704 const char *cmd_name; 1705 cmd_func_t cmd_func; 1706 }; 1707 1708 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1709 1710 /* Check the link status of all ports in up to 9s, and print them finally */ 1711 static void 1712 check_all_ports_link_status(uint32_t port_mask) 1713 { 1714 #define CHECK_INTERVAL 100 /* 100ms */ 1715 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1716 uint8_t portid, count, all_ports_up, print_flag = 0; 1717 struct rte_eth_link link; 1718 1719 printf("Checking link statuses...\n"); 1720 fflush(stdout); 1721 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1722 all_ports_up = 1; 1723 RTE_ETH_FOREACH_DEV(portid) { 1724 if ((port_mask & (1 << portid)) == 0) 1725 continue; 1726 memset(&link, 0, sizeof(link)); 1727 rte_eth_link_get_nowait(portid, &link); 1728 /* print link status if flag set */ 1729 if (print_flag == 1) { 1730 if (link.link_status) 1731 printf("Port %d Link Up - speed %u " 1732 "Mbps - %s\n", (uint8_t)portid, 1733 (unsigned)link.link_speed, 1734 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1735 ("full-duplex") : ("half-duplex\n")); 1736 else 1737 printf("Port %d Link Down\n", 1738 (uint8_t)portid); 1739 continue; 1740 } 1741 /* clear all_ports_up flag if any link down */ 1742 if (link.link_status == ETH_LINK_DOWN) { 1743 all_ports_up = 0; 1744 break; 1745 } 1746 } 1747 /* after finally printing all link status, get out */ 1748 if (print_flag == 1) 1749 break; 1750 1751 if (all_ports_up == 0) { 1752 fflush(stdout); 1753 rte_delay_ms(CHECK_INTERVAL); 1754 } 1755 1756 /* set the print_flag if all ports up or timeout */ 1757 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1758 print_flag = 1; 1759 } 1760 1761 if (lsc_interrupt) 1762 break; 1763 } 1764 } 1765 1766 static void 1767 rmv_event_callback(void *arg) 1768 { 1769 struct rte_eth_dev *dev; 1770 struct rte_devargs *da; 1771 char name[32] = ""; 1772 uint8_t port_id = (intptr_t)arg; 1773 1774 RTE_ETH_VALID_PORTID_OR_RET(port_id); 1775 dev = &rte_eth_devices[port_id]; 1776 da = dev->device->devargs; 1777 1778 stop_port(port_id); 1779 close_port(port_id); 1780 if (da->type == RTE_DEVTYPE_VIRTUAL) 1781 snprintf(name, sizeof(name), "%s", da->virt.drv_name); 1782 else if (da->type == RTE_DEVTYPE_WHITELISTED_PCI) 1783 rte_eal_pci_device_name(&da->pci.addr, name, sizeof(name)); 1784 printf("removing device %s\n", name); 1785 rte_eal_dev_detach(name); 1786 dev->state = RTE_ETH_DEV_UNUSED; 1787 } 1788 1789 /* This function is used by the interrupt thread */ 1790 static void 1791 eth_event_callback(uint8_t port_id, enum rte_eth_event_type type, void *param) 1792 { 1793 static const char * const event_desc[] = { 1794 [RTE_ETH_EVENT_UNKNOWN] = "Unknown", 1795 [RTE_ETH_EVENT_INTR_LSC] = "LSC", 1796 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state", 1797 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset", 1798 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox", 1799 [RTE_ETH_EVENT_MACSEC] = "MACsec", 1800 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 1801 [RTE_ETH_EVENT_MAX] = NULL, 1802 }; 1803 1804 RTE_SET_USED(param); 1805 1806 if (type >= RTE_ETH_EVENT_MAX) { 1807 fprintf(stderr, "\nPort %" PRIu8 ": %s called upon invalid event %d\n", 1808 port_id, __func__, type); 1809 fflush(stderr); 1810 } else { 1811 printf("\nPort %" PRIu8 ": %s event\n", port_id, 1812 event_desc[type]); 1813 fflush(stdout); 1814 } 1815 1816 switch (type) { 1817 case RTE_ETH_EVENT_INTR_RMV: 1818 if (rte_eal_alarm_set(100000, 1819 rmv_event_callback, (void *)(intptr_t)port_id)) 1820 fprintf(stderr, "Could not set up deferred device removal\n"); 1821 break; 1822 default: 1823 break; 1824 } 1825 } 1826 1827 static int 1828 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1829 { 1830 uint16_t i; 1831 int diag; 1832 uint8_t mapping_found = 0; 1833 1834 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 1835 if ((tx_queue_stats_mappings[i].port_id == port_id) && 1836 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 1837 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 1838 tx_queue_stats_mappings[i].queue_id, 1839 tx_queue_stats_mappings[i].stats_counter_id); 1840 if (diag != 0) 1841 return diag; 1842 mapping_found = 1; 1843 } 1844 } 1845 if (mapping_found) 1846 port->tx_queue_stats_mapping_enabled = 1; 1847 return 0; 1848 } 1849 1850 static int 1851 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1852 { 1853 uint16_t i; 1854 int diag; 1855 uint8_t mapping_found = 0; 1856 1857 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 1858 if ((rx_queue_stats_mappings[i].port_id == port_id) && 1859 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 1860 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 1861 rx_queue_stats_mappings[i].queue_id, 1862 rx_queue_stats_mappings[i].stats_counter_id); 1863 if (diag != 0) 1864 return diag; 1865 mapping_found = 1; 1866 } 1867 } 1868 if (mapping_found) 1869 port->rx_queue_stats_mapping_enabled = 1; 1870 return 0; 1871 } 1872 1873 static void 1874 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port) 1875 { 1876 int diag = 0; 1877 1878 diag = set_tx_queue_stats_mapping_registers(pi, port); 1879 if (diag != 0) { 1880 if (diag == -ENOTSUP) { 1881 port->tx_queue_stats_mapping_enabled = 0; 1882 printf("TX queue stats mapping not supported port id=%d\n", pi); 1883 } 1884 else 1885 rte_exit(EXIT_FAILURE, 1886 "set_tx_queue_stats_mapping_registers " 1887 "failed for port id=%d diag=%d\n", 1888 pi, diag); 1889 } 1890 1891 diag = set_rx_queue_stats_mapping_registers(pi, port); 1892 if (diag != 0) { 1893 if (diag == -ENOTSUP) { 1894 port->rx_queue_stats_mapping_enabled = 0; 1895 printf("RX queue stats mapping not supported port id=%d\n", pi); 1896 } 1897 else 1898 rte_exit(EXIT_FAILURE, 1899 "set_rx_queue_stats_mapping_registers " 1900 "failed for port id=%d diag=%d\n", 1901 pi, diag); 1902 } 1903 } 1904 1905 static void 1906 rxtx_port_config(struct rte_port *port) 1907 { 1908 port->rx_conf = port->dev_info.default_rxconf; 1909 port->tx_conf = port->dev_info.default_txconf; 1910 1911 /* Check if any RX/TX parameters have been passed */ 1912 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 1913 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 1914 1915 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 1916 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 1917 1918 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 1919 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 1920 1921 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 1922 port->rx_conf.rx_free_thresh = rx_free_thresh; 1923 1924 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 1925 port->rx_conf.rx_drop_en = rx_drop_en; 1926 1927 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 1928 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 1929 1930 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 1931 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 1932 1933 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 1934 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 1935 1936 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 1937 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 1938 1939 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 1940 port->tx_conf.tx_free_thresh = tx_free_thresh; 1941 1942 if (txq_flags != RTE_PMD_PARAM_UNSET) 1943 port->tx_conf.txq_flags = txq_flags; 1944 } 1945 1946 void 1947 init_port_config(void) 1948 { 1949 portid_t pid; 1950 struct rte_port *port; 1951 1952 RTE_ETH_FOREACH_DEV(pid) { 1953 port = &ports[pid]; 1954 port->dev_conf.rxmode = rx_mode; 1955 port->dev_conf.fdir_conf = fdir_conf; 1956 if (nb_rxq > 1) { 1957 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1958 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 1959 } else { 1960 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1961 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 1962 } 1963 1964 if (port->dcb_flag == 0) { 1965 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1966 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 1967 else 1968 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 1969 } 1970 1971 rxtx_port_config(port); 1972 1973 rte_eth_macaddr_get(pid, &port->eth_addr); 1974 1975 map_port_queue_stats_mapping_registers(pid, port); 1976 #ifdef RTE_NIC_BYPASS 1977 rte_eth_dev_bypass_init(pid); 1978 #endif 1979 1980 if (lsc_interrupt && 1981 (rte_eth_devices[pid].data->dev_flags & 1982 RTE_ETH_DEV_INTR_LSC)) 1983 port->dev_conf.intr_conf.lsc = 1; 1984 if (rmv_interrupt && 1985 (rte_eth_devices[pid].data->dev_flags & 1986 RTE_ETH_DEV_INTR_RMV)) 1987 port->dev_conf.intr_conf.rmv = 1; 1988 } 1989 } 1990 1991 void set_port_slave_flag(portid_t slave_pid) 1992 { 1993 struct rte_port *port; 1994 1995 port = &ports[slave_pid]; 1996 port->slave_flag = 1; 1997 } 1998 1999 void clear_port_slave_flag(portid_t slave_pid) 2000 { 2001 struct rte_port *port; 2002 2003 port = &ports[slave_pid]; 2004 port->slave_flag = 0; 2005 } 2006 2007 uint8_t port_is_bonding_slave(portid_t slave_pid) 2008 { 2009 struct rte_port *port; 2010 2011 port = &ports[slave_pid]; 2012 return port->slave_flag; 2013 } 2014 2015 const uint16_t vlan_tags[] = { 2016 0, 1, 2, 3, 4, 5, 6, 7, 2017 8, 9, 10, 11, 12, 13, 14, 15, 2018 16, 17, 18, 19, 20, 21, 22, 23, 2019 24, 25, 26, 27, 28, 29, 30, 31 2020 }; 2021 2022 static int 2023 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 2024 enum dcb_mode_enable dcb_mode, 2025 enum rte_eth_nb_tcs num_tcs, 2026 uint8_t pfc_en) 2027 { 2028 uint8_t i; 2029 2030 /* 2031 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2032 * given above, and the number of traffic classes available for use. 2033 */ 2034 if (dcb_mode == DCB_VT_ENABLED) { 2035 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2036 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2037 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2038 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2039 2040 /* VMDQ+DCB RX and TX configurations */ 2041 vmdq_rx_conf->enable_default_pool = 0; 2042 vmdq_rx_conf->default_pool = 0; 2043 vmdq_rx_conf->nb_queue_pools = 2044 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2045 vmdq_tx_conf->nb_queue_pools = 2046 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2047 2048 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2049 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2050 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2051 vmdq_rx_conf->pool_map[i].pools = 2052 1 << (i % vmdq_rx_conf->nb_queue_pools); 2053 } 2054 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2055 vmdq_rx_conf->dcb_tc[i] = i; 2056 vmdq_tx_conf->dcb_tc[i] = i; 2057 } 2058 2059 /* set DCB mode of RX and TX of multiple queues */ 2060 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2061 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2062 } else { 2063 struct rte_eth_dcb_rx_conf *rx_conf = 2064 ð_conf->rx_adv_conf.dcb_rx_conf; 2065 struct rte_eth_dcb_tx_conf *tx_conf = 2066 ð_conf->tx_adv_conf.dcb_tx_conf; 2067 2068 rx_conf->nb_tcs = num_tcs; 2069 tx_conf->nb_tcs = num_tcs; 2070 2071 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2072 rx_conf->dcb_tc[i] = i % num_tcs; 2073 tx_conf->dcb_tc[i] = i % num_tcs; 2074 } 2075 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2076 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 2077 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2078 } 2079 2080 if (pfc_en) 2081 eth_conf->dcb_capability_en = 2082 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2083 else 2084 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2085 2086 return 0; 2087 } 2088 2089 int 2090 init_port_dcb_config(portid_t pid, 2091 enum dcb_mode_enable dcb_mode, 2092 enum rte_eth_nb_tcs num_tcs, 2093 uint8_t pfc_en) 2094 { 2095 struct rte_eth_conf port_conf; 2096 struct rte_port *rte_port; 2097 int retval; 2098 uint16_t i; 2099 2100 rte_port = &ports[pid]; 2101 2102 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2103 /* Enter DCB configuration status */ 2104 dcb_config = 1; 2105 2106 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2107 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 2108 if (retval < 0) 2109 return retval; 2110 port_conf.rxmode.hw_vlan_filter = 1; 2111 2112 /** 2113 * Write the configuration into the device. 2114 * Set the numbers of RX & TX queues to 0, so 2115 * the RX & TX queues will not be setup. 2116 */ 2117 (void)rte_eth_dev_configure(pid, 0, 0, &port_conf); 2118 2119 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2120 2121 /* If dev_info.vmdq_pool_base is greater than 0, 2122 * the queue id of vmdq pools is started after pf queues. 2123 */ 2124 if (dcb_mode == DCB_VT_ENABLED && 2125 rte_port->dev_info.vmdq_pool_base > 0) { 2126 printf("VMDQ_DCB multi-queue mode is nonsensical" 2127 " for port %d.", pid); 2128 return -1; 2129 } 2130 2131 /* Assume the ports in testpmd have the same dcb capability 2132 * and has the same number of rxq and txq in dcb mode 2133 */ 2134 if (dcb_mode == DCB_VT_ENABLED) { 2135 if (rte_port->dev_info.max_vfs > 0) { 2136 nb_rxq = rte_port->dev_info.nb_rx_queues; 2137 nb_txq = rte_port->dev_info.nb_tx_queues; 2138 } else { 2139 nb_rxq = rte_port->dev_info.max_rx_queues; 2140 nb_txq = rte_port->dev_info.max_tx_queues; 2141 } 2142 } else { 2143 /*if vt is disabled, use all pf queues */ 2144 if (rte_port->dev_info.vmdq_pool_base == 0) { 2145 nb_rxq = rte_port->dev_info.max_rx_queues; 2146 nb_txq = rte_port->dev_info.max_tx_queues; 2147 } else { 2148 nb_rxq = (queueid_t)num_tcs; 2149 nb_txq = (queueid_t)num_tcs; 2150 2151 } 2152 } 2153 rx_free_thresh = 64; 2154 2155 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 2156 2157 rxtx_port_config(rte_port); 2158 /* VLAN filter */ 2159 rte_port->dev_conf.rxmode.hw_vlan_filter = 1; 2160 for (i = 0; i < RTE_DIM(vlan_tags); i++) 2161 rx_vft_set(pid, vlan_tags[i], 1); 2162 2163 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 2164 map_port_queue_stats_mapping_registers(pid, rte_port); 2165 2166 rte_port->dcb_flag = 1; 2167 2168 return 0; 2169 } 2170 2171 static void 2172 init_port(void) 2173 { 2174 /* Configuration of Ethernet ports. */ 2175 ports = rte_zmalloc("testpmd: ports", 2176 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2177 RTE_CACHE_LINE_SIZE); 2178 if (ports == NULL) { 2179 rte_exit(EXIT_FAILURE, 2180 "rte_zmalloc(%d struct rte_port) failed\n", 2181 RTE_MAX_ETHPORTS); 2182 } 2183 } 2184 2185 static void 2186 force_quit(void) 2187 { 2188 pmd_test_exit(); 2189 prompt_exit(); 2190 } 2191 2192 static void 2193 signal_handler(int signum) 2194 { 2195 if (signum == SIGINT || signum == SIGTERM) { 2196 printf("\nSignal %d received, preparing to exit...\n", 2197 signum); 2198 #ifdef RTE_LIBRTE_PDUMP 2199 /* uninitialize packet capture framework */ 2200 rte_pdump_uninit(); 2201 #endif 2202 #ifdef RTE_LIBRTE_LATENCY_STATS 2203 rte_latencystats_uninit(); 2204 #endif 2205 force_quit(); 2206 /* exit with the expected status */ 2207 signal(signum, SIG_DFL); 2208 kill(getpid(), signum); 2209 } 2210 } 2211 2212 int 2213 main(int argc, char** argv) 2214 { 2215 int diag; 2216 uint8_t port_id; 2217 2218 signal(SIGINT, signal_handler); 2219 signal(SIGTERM, signal_handler); 2220 2221 diag = rte_eal_init(argc, argv); 2222 if (diag < 0) 2223 rte_panic("Cannot init EAL\n"); 2224 2225 #ifdef RTE_LIBRTE_PDUMP 2226 /* initialize packet capture framework */ 2227 rte_pdump_init(NULL); 2228 #endif 2229 2230 nb_ports = (portid_t) rte_eth_dev_count(); 2231 if (nb_ports == 0) 2232 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n"); 2233 2234 /* allocate port structures, and init them */ 2235 init_port(); 2236 2237 set_def_fwd_config(); 2238 if (nb_lcores == 0) 2239 rte_panic("Empty set of forwarding logical cores - check the " 2240 "core mask supplied in the command parameters\n"); 2241 2242 argc -= diag; 2243 argv += diag; 2244 if (argc > 1) 2245 launch_args_parse(argc, argv); 2246 2247 if (!nb_rxq && !nb_txq) 2248 printf("Warning: Either rx or tx queues should be non-zero\n"); 2249 2250 if (nb_rxq > 1 && nb_rxq > nb_txq) 2251 printf("Warning: nb_rxq=%d enables RSS configuration, " 2252 "but nb_txq=%d will prevent to fully test it.\n", 2253 nb_rxq, nb_txq); 2254 2255 init_config(); 2256 if (start_port(RTE_PORT_ALL) != 0) 2257 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2258 2259 /* set all ports to promiscuous mode by default */ 2260 RTE_ETH_FOREACH_DEV(port_id) 2261 rte_eth_promiscuous_enable(port_id); 2262 2263 /* Init metrics library */ 2264 rte_metrics_init(rte_socket_id()); 2265 2266 #ifdef RTE_LIBRTE_LATENCY_STATS 2267 if (latencystats_enabled != 0) { 2268 int ret = rte_latencystats_init(1, NULL); 2269 if (ret) 2270 printf("Warning: latencystats init()" 2271 " returned error %d\n", ret); 2272 printf("Latencystats running on lcore %d\n", 2273 latencystats_lcore_id); 2274 } 2275 #endif 2276 2277 /* Setup bitrate stats */ 2278 #ifdef RTE_LIBRTE_BITRATE 2279 bitrate_data = rte_stats_bitrate_create(); 2280 if (bitrate_data == NULL) 2281 rte_exit(EXIT_FAILURE, "Could not allocate bitrate data.\n"); 2282 rte_stats_bitrate_reg(bitrate_data); 2283 #endif 2284 2285 2286 #ifdef RTE_LIBRTE_CMDLINE 2287 if (interactive == 1) { 2288 if (auto_start) { 2289 printf("Start automatic packet forwarding\n"); 2290 start_packet_forwarding(0); 2291 } 2292 prompt(); 2293 } else 2294 #endif 2295 { 2296 char c; 2297 int rc; 2298 2299 printf("No commandline core given, start packet forwarding\n"); 2300 start_packet_forwarding(0); 2301 printf("Press enter to exit\n"); 2302 rc = read(0, &c, 1); 2303 pmd_test_exit(); 2304 if (rc < 0) 2305 return 1; 2306 } 2307 2308 return 0; 2309 } 2310