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_IXGBE_PMD 77 #include <rte_pmd_ixgbe.h> 78 #endif 79 #ifdef RTE_LIBRTE_PMD_XENVIRT 80 #include <rte_eth_xenvirt.h> 81 #endif 82 #ifdef RTE_LIBRTE_PDUMP 83 #include <rte_pdump.h> 84 #endif 85 #include <rte_flow.h> 86 #include <rte_metrics.h> 87 #ifdef RTE_LIBRTE_BITRATE 88 #include <rte_bitrate.h> 89 #endif 90 #ifdef RTE_LIBRTE_LATENCY_STATS 91 #include <rte_latencystats.h> 92 #endif 93 #include <rte_gro.h> 94 95 #include "testpmd.h" 96 97 uint16_t verbose_level = 0; /**< Silent by default. */ 98 99 /* use master core for command line ? */ 100 uint8_t interactive = 0; 101 uint8_t auto_start = 0; 102 uint8_t tx_first; 103 char cmdline_filename[PATH_MAX] = {0}; 104 105 /* 106 * NUMA support configuration. 107 * When set, the NUMA support attempts to dispatch the allocation of the 108 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 109 * probed ports among the CPU sockets 0 and 1. 110 * Otherwise, all memory is allocated from CPU socket 0. 111 */ 112 uint8_t numa_support = 1; /**< numa enabled by default */ 113 114 /* 115 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 116 * not configured. 117 */ 118 uint8_t socket_num = UMA_NO_CONFIG; 119 120 /* 121 * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs. 122 */ 123 uint8_t mp_anon = 0; 124 125 /* 126 * Record the Ethernet address of peer target ports to which packets are 127 * forwarded. 128 * Must be instantiated with the ethernet addresses of peer traffic generator 129 * ports. 130 */ 131 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 132 portid_t nb_peer_eth_addrs = 0; 133 134 /* 135 * Probed Target Environment. 136 */ 137 struct rte_port *ports; /**< For all probed ethernet ports. */ 138 portid_t nb_ports; /**< Number of probed ethernet ports. */ 139 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 140 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 141 142 /* 143 * Test Forwarding Configuration. 144 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 145 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 146 */ 147 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 148 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 149 portid_t nb_cfg_ports; /**< Number of configured ports. */ 150 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 151 152 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 153 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 154 155 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 156 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 157 158 /* 159 * Forwarding engines. 160 */ 161 struct fwd_engine * fwd_engines[] = { 162 &io_fwd_engine, 163 &mac_fwd_engine, 164 &mac_swap_engine, 165 &flow_gen_engine, 166 &rx_only_engine, 167 &tx_only_engine, 168 &csum_fwd_engine, 169 &icmp_echo_engine, 170 #ifdef RTE_LIBRTE_IEEE1588 171 &ieee1588_fwd_engine, 172 #endif 173 NULL, 174 }; 175 176 struct fwd_config cur_fwd_config; 177 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 178 uint32_t retry_enabled; 179 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 180 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 181 182 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 183 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 184 * specified on command-line. */ 185 uint16_t stats_period; /**< Period to show statistics (disabled by default) */ 186 /* 187 * Configuration of packet segments used by the "txonly" processing engine. 188 */ 189 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 190 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 191 TXONLY_DEF_PACKET_LEN, 192 }; 193 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 194 195 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 196 /**< Split policy for packets to TX. */ 197 198 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 199 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 200 201 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 202 uint8_t dcb_config = 0; 203 204 /* Whether the dcb is in testing status */ 205 uint8_t dcb_test = 0; 206 207 /* 208 * Configurable number of RX/TX queues. 209 */ 210 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 211 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 212 213 /* 214 * Configurable number of RX/TX ring descriptors. 215 */ 216 #define RTE_TEST_RX_DESC_DEFAULT 128 217 #define RTE_TEST_TX_DESC_DEFAULT 512 218 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 219 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 220 221 #define RTE_PMD_PARAM_UNSET -1 222 /* 223 * Configurable values of RX and TX ring threshold registers. 224 */ 225 226 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 227 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 228 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 229 230 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 231 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 232 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 233 234 /* 235 * Configurable value of RX free threshold. 236 */ 237 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 238 239 /* 240 * Configurable value of RX drop enable. 241 */ 242 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 243 244 /* 245 * Configurable value of TX free threshold. 246 */ 247 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 248 249 /* 250 * Configurable value of TX RS bit threshold. 251 */ 252 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 253 254 /* 255 * Configurable value of TX queue flags. 256 */ 257 int32_t txq_flags = RTE_PMD_PARAM_UNSET; 258 259 /* 260 * Receive Side Scaling (RSS) configuration. 261 */ 262 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 263 264 /* 265 * Port topology configuration 266 */ 267 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 268 269 /* 270 * Avoids to flush all the RX streams before starts forwarding. 271 */ 272 uint8_t no_flush_rx = 0; /* flush by default */ 273 274 /* 275 * Flow API isolated mode. 276 */ 277 uint8_t flow_isolate_all; 278 279 /* 280 * Avoids to check link status when starting/stopping a port. 281 */ 282 uint8_t no_link_check = 0; /* check by default */ 283 284 /* 285 * Enable link status change notification 286 */ 287 uint8_t lsc_interrupt = 1; /* enabled by default */ 288 289 /* 290 * Enable device removal notification. 291 */ 292 uint8_t rmv_interrupt = 1; /* enabled by default */ 293 294 /* 295 * Display or mask ether events 296 * Default to all events except VF_MBOX 297 */ 298 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) | 299 (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) | 300 (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) | 301 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) | 302 (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) | 303 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV); 304 305 /* 306 * NIC bypass mode configuration options. 307 */ 308 309 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 310 /* The NIC bypass watchdog timeout. */ 311 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF; 312 #endif 313 314 315 #ifdef RTE_LIBRTE_LATENCY_STATS 316 317 /* 318 * Set when latency stats is enabled in the commandline 319 */ 320 uint8_t latencystats_enabled; 321 322 /* 323 * Lcore ID to serive latency statistics. 324 */ 325 lcoreid_t latencystats_lcore_id = -1; 326 327 #endif 328 329 /* 330 * Ethernet device configuration. 331 */ 332 struct rte_eth_rxmode rx_mode = { 333 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 334 .split_hdr_size = 0, 335 .header_split = 0, /**< Header Split disabled. */ 336 .hw_ip_checksum = 0, /**< IP checksum offload disabled. */ 337 .hw_vlan_filter = 1, /**< VLAN filtering enabled. */ 338 .hw_vlan_strip = 1, /**< VLAN strip enabled. */ 339 .hw_vlan_extend = 0, /**< Extended VLAN disabled. */ 340 .jumbo_frame = 0, /**< Jumbo Frame Support disabled. */ 341 .hw_strip_crc = 1, /**< CRC stripping by hardware enabled. */ 342 }; 343 344 struct rte_fdir_conf fdir_conf = { 345 .mode = RTE_FDIR_MODE_NONE, 346 .pballoc = RTE_FDIR_PBALLOC_64K, 347 .status = RTE_FDIR_REPORT_STATUS, 348 .mask = { 349 .vlan_tci_mask = 0x0, 350 .ipv4_mask = { 351 .src_ip = 0xFFFFFFFF, 352 .dst_ip = 0xFFFFFFFF, 353 }, 354 .ipv6_mask = { 355 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 356 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 357 }, 358 .src_port_mask = 0xFFFF, 359 .dst_port_mask = 0xFFFF, 360 .mac_addr_byte_mask = 0xFF, 361 .tunnel_type_mask = 1, 362 .tunnel_id_mask = 0xFFFFFFFF, 363 }, 364 .drop_queue = 127, 365 }; 366 367 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 368 369 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 370 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 371 372 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 373 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 374 375 uint16_t nb_tx_queue_stats_mappings = 0; 376 uint16_t nb_rx_queue_stats_mappings = 0; 377 378 unsigned int num_sockets = 0; 379 unsigned int socket_ids[RTE_MAX_NUMA_NODES]; 380 381 #ifdef RTE_LIBRTE_BITRATE 382 /* Bitrate statistics */ 383 struct rte_stats_bitrates *bitrate_data; 384 lcoreid_t bitrate_lcore_id; 385 uint8_t bitrate_enabled; 386 #endif 387 388 struct gro_status gro_ports[RTE_MAX_ETHPORTS]; 389 390 /* Forward function declarations */ 391 static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port); 392 static void check_all_ports_link_status(uint32_t port_mask); 393 static int eth_event_callback(uint8_t port_id, 394 enum rte_eth_event_type type, 395 void *param, void *ret_param); 396 397 /* 398 * Check if all the ports are started. 399 * If yes, return positive value. If not, return zero. 400 */ 401 static int all_ports_started(void); 402 403 /* 404 * Helper function to check if socket is already discovered. 405 * If yes, return positive value. If not, return zero. 406 */ 407 int 408 new_socket_id(unsigned int socket_id) 409 { 410 unsigned int i; 411 412 for (i = 0; i < num_sockets; i++) { 413 if (socket_ids[i] == socket_id) 414 return 0; 415 } 416 return 1; 417 } 418 419 /* 420 * Setup default configuration. 421 */ 422 static void 423 set_default_fwd_lcores_config(void) 424 { 425 unsigned int i; 426 unsigned int nb_lc; 427 unsigned int sock_num; 428 429 nb_lc = 0; 430 for (i = 0; i < RTE_MAX_LCORE; i++) { 431 sock_num = rte_lcore_to_socket_id(i); 432 if (new_socket_id(sock_num)) { 433 if (num_sockets >= RTE_MAX_NUMA_NODES) { 434 rte_exit(EXIT_FAILURE, 435 "Total sockets greater than %u\n", 436 RTE_MAX_NUMA_NODES); 437 } 438 socket_ids[num_sockets++] = sock_num; 439 } 440 if (!rte_lcore_is_enabled(i)) 441 continue; 442 if (i == rte_get_master_lcore()) 443 continue; 444 fwd_lcores_cpuids[nb_lc++] = i; 445 } 446 nb_lcores = (lcoreid_t) nb_lc; 447 nb_cfg_lcores = nb_lcores; 448 nb_fwd_lcores = 1; 449 } 450 451 static void 452 set_def_peer_eth_addrs(void) 453 { 454 portid_t i; 455 456 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 457 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 458 peer_eth_addrs[i].addr_bytes[5] = i; 459 } 460 } 461 462 static void 463 set_default_fwd_ports_config(void) 464 { 465 portid_t pt_id; 466 467 for (pt_id = 0; pt_id < nb_ports; pt_id++) 468 fwd_ports_ids[pt_id] = pt_id; 469 470 nb_cfg_ports = nb_ports; 471 nb_fwd_ports = nb_ports; 472 } 473 474 void 475 set_def_fwd_config(void) 476 { 477 set_default_fwd_lcores_config(); 478 set_def_peer_eth_addrs(); 479 set_default_fwd_ports_config(); 480 } 481 482 /* 483 * Configuration initialisation done once at init time. 484 */ 485 static void 486 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 487 unsigned int socket_id) 488 { 489 char pool_name[RTE_MEMPOOL_NAMESIZE]; 490 struct rte_mempool *rte_mp = NULL; 491 uint32_t mb_size; 492 493 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 494 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 495 496 RTE_LOG(INFO, USER1, 497 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 498 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 499 500 #ifdef RTE_LIBRTE_PMD_XENVIRT 501 rte_mp = rte_mempool_gntalloc_create(pool_name, nb_mbuf, mb_size, 502 (unsigned) mb_mempool_cache, 503 sizeof(struct rte_pktmbuf_pool_private), 504 rte_pktmbuf_pool_init, NULL, 505 rte_pktmbuf_init, NULL, 506 socket_id, 0); 507 #endif 508 509 /* if the former XEN allocation failed fall back to normal allocation */ 510 if (rte_mp == NULL) { 511 if (mp_anon != 0) { 512 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 513 mb_size, (unsigned) mb_mempool_cache, 514 sizeof(struct rte_pktmbuf_pool_private), 515 socket_id, 0); 516 if (rte_mp == NULL) 517 goto err; 518 519 if (rte_mempool_populate_anon(rte_mp) == 0) { 520 rte_mempool_free(rte_mp); 521 rte_mp = NULL; 522 goto err; 523 } 524 rte_pktmbuf_pool_init(rte_mp, NULL); 525 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 526 } else { 527 /* wrapper to rte_mempool_create() */ 528 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 529 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 530 } 531 } 532 533 err: 534 if (rte_mp == NULL) { 535 rte_exit(EXIT_FAILURE, 536 "Creation of mbuf pool for socket %u failed: %s\n", 537 socket_id, rte_strerror(rte_errno)); 538 } else if (verbose_level > 0) { 539 rte_mempool_dump(stdout, rte_mp); 540 } 541 } 542 543 /* 544 * Check given socket id is valid or not with NUMA mode, 545 * if valid, return 0, else return -1 546 */ 547 static int 548 check_socket_id(const unsigned int socket_id) 549 { 550 static int warning_once = 0; 551 552 if (new_socket_id(socket_id)) { 553 if (!warning_once && numa_support) 554 printf("Warning: NUMA should be configured manually by" 555 " using --port-numa-config and" 556 " --ring-numa-config parameters along with" 557 " --numa.\n"); 558 warning_once = 1; 559 return -1; 560 } 561 return 0; 562 } 563 564 static void 565 init_config(void) 566 { 567 portid_t pid; 568 struct rte_port *port; 569 struct rte_mempool *mbp; 570 unsigned int nb_mbuf_per_pool; 571 lcoreid_t lc_id; 572 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 573 574 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 575 576 if (numa_support) { 577 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 578 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 579 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 580 } 581 582 /* Configuration of logical cores. */ 583 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 584 sizeof(struct fwd_lcore *) * nb_lcores, 585 RTE_CACHE_LINE_SIZE); 586 if (fwd_lcores == NULL) { 587 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 588 "failed\n", nb_lcores); 589 } 590 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 591 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 592 sizeof(struct fwd_lcore), 593 RTE_CACHE_LINE_SIZE); 594 if (fwd_lcores[lc_id] == NULL) { 595 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 596 "failed\n"); 597 } 598 fwd_lcores[lc_id]->cpuid_idx = lc_id; 599 } 600 601 RTE_ETH_FOREACH_DEV(pid) { 602 port = &ports[pid]; 603 rte_eth_dev_info_get(pid, &port->dev_info); 604 605 if (numa_support) { 606 if (port_numa[pid] != NUMA_NO_CONFIG) 607 port_per_socket[port_numa[pid]]++; 608 else { 609 uint32_t socket_id = rte_eth_dev_socket_id(pid); 610 611 /* if socket_id is invalid, set to 0 */ 612 if (check_socket_id(socket_id) < 0) 613 socket_id = 0; 614 port_per_socket[socket_id]++; 615 } 616 } 617 618 /* set flag to initialize port/queue */ 619 port->need_reconfig = 1; 620 port->need_reconfig_queues = 1; 621 } 622 623 /* 624 * Create pools of mbuf. 625 * If NUMA support is disabled, create a single pool of mbuf in 626 * socket 0 memory by default. 627 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 628 * 629 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 630 * nb_txd can be configured at run time. 631 */ 632 if (param_total_num_mbufs) 633 nb_mbuf_per_pool = param_total_num_mbufs; 634 else { 635 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 636 (nb_lcores * mb_mempool_cache) + 637 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 638 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 639 } 640 641 if (numa_support) { 642 uint8_t i; 643 644 for (i = 0; i < num_sockets; i++) 645 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 646 socket_ids[i]); 647 } else { 648 if (socket_num == UMA_NO_CONFIG) 649 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 650 else 651 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 652 socket_num); 653 } 654 655 init_port_config(); 656 657 /* 658 * Records which Mbuf pool to use by each logical core, if needed. 659 */ 660 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 661 mbp = mbuf_pool_find( 662 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 663 664 if (mbp == NULL) 665 mbp = mbuf_pool_find(0); 666 fwd_lcores[lc_id]->mbp = mbp; 667 } 668 669 /* Configuration of packet forwarding streams. */ 670 if (init_fwd_streams() < 0) 671 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 672 673 fwd_config_setup(); 674 } 675 676 677 void 678 reconfig(portid_t new_port_id, unsigned socket_id) 679 { 680 struct rte_port *port; 681 682 /* Reconfiguration of Ethernet ports. */ 683 port = &ports[new_port_id]; 684 rte_eth_dev_info_get(new_port_id, &port->dev_info); 685 686 /* set flag to initialize port/queue */ 687 port->need_reconfig = 1; 688 port->need_reconfig_queues = 1; 689 port->socket_id = socket_id; 690 691 init_port_config(); 692 } 693 694 695 int 696 init_fwd_streams(void) 697 { 698 portid_t pid; 699 struct rte_port *port; 700 streamid_t sm_id, nb_fwd_streams_new; 701 queueid_t q; 702 703 /* set socket id according to numa or not */ 704 RTE_ETH_FOREACH_DEV(pid) { 705 port = &ports[pid]; 706 if (nb_rxq > port->dev_info.max_rx_queues) { 707 printf("Fail: nb_rxq(%d) is greater than " 708 "max_rx_queues(%d)\n", nb_rxq, 709 port->dev_info.max_rx_queues); 710 return -1; 711 } 712 if (nb_txq > port->dev_info.max_tx_queues) { 713 printf("Fail: nb_txq(%d) is greater than " 714 "max_tx_queues(%d)\n", nb_txq, 715 port->dev_info.max_tx_queues); 716 return -1; 717 } 718 if (numa_support) { 719 if (port_numa[pid] != NUMA_NO_CONFIG) 720 port->socket_id = port_numa[pid]; 721 else { 722 port->socket_id = rte_eth_dev_socket_id(pid); 723 724 /* if socket_id is invalid, set to 0 */ 725 if (check_socket_id(port->socket_id) < 0) 726 port->socket_id = 0; 727 } 728 } 729 else { 730 if (socket_num == UMA_NO_CONFIG) 731 port->socket_id = 0; 732 else 733 port->socket_id = socket_num; 734 } 735 } 736 737 q = RTE_MAX(nb_rxq, nb_txq); 738 if (q == 0) { 739 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 740 return -1; 741 } 742 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 743 if (nb_fwd_streams_new == nb_fwd_streams) 744 return 0; 745 /* clear the old */ 746 if (fwd_streams != NULL) { 747 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 748 if (fwd_streams[sm_id] == NULL) 749 continue; 750 rte_free(fwd_streams[sm_id]); 751 fwd_streams[sm_id] = NULL; 752 } 753 rte_free(fwd_streams); 754 fwd_streams = NULL; 755 } 756 757 /* init new */ 758 nb_fwd_streams = nb_fwd_streams_new; 759 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 760 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE); 761 if (fwd_streams == NULL) 762 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) " 763 "failed\n", nb_fwd_streams); 764 765 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 766 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream", 767 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE); 768 if (fwd_streams[sm_id] == NULL) 769 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)" 770 " failed\n"); 771 } 772 773 return 0; 774 } 775 776 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 777 static void 778 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 779 { 780 unsigned int total_burst; 781 unsigned int nb_burst; 782 unsigned int burst_stats[3]; 783 uint16_t pktnb_stats[3]; 784 uint16_t nb_pkt; 785 int burst_percent[3]; 786 787 /* 788 * First compute the total number of packet bursts and the 789 * two highest numbers of bursts of the same number of packets. 790 */ 791 total_burst = 0; 792 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 793 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 794 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 795 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 796 if (nb_burst == 0) 797 continue; 798 total_burst += nb_burst; 799 if (nb_burst > burst_stats[0]) { 800 burst_stats[1] = burst_stats[0]; 801 pktnb_stats[1] = pktnb_stats[0]; 802 burst_stats[0] = nb_burst; 803 pktnb_stats[0] = nb_pkt; 804 } 805 } 806 if (total_burst == 0) 807 return; 808 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 809 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 810 burst_percent[0], (int) pktnb_stats[0]); 811 if (burst_stats[0] == total_burst) { 812 printf("]\n"); 813 return; 814 } 815 if (burst_stats[0] + burst_stats[1] == total_burst) { 816 printf(" + %d%% of %d pkts]\n", 817 100 - burst_percent[0], pktnb_stats[1]); 818 return; 819 } 820 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 821 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 822 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 823 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 824 return; 825 } 826 printf(" + %d%% of %d pkts + %d%% of others]\n", 827 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 828 } 829 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 830 831 static void 832 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 833 { 834 struct rte_port *port; 835 uint8_t i; 836 837 static const char *fwd_stats_border = "----------------------"; 838 839 port = &ports[port_id]; 840 printf("\n %s Forward statistics for port %-2d %s\n", 841 fwd_stats_border, port_id, fwd_stats_border); 842 843 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 844 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 845 "%-"PRIu64"\n", 846 stats->ipackets, stats->imissed, 847 (uint64_t) (stats->ipackets + stats->imissed)); 848 849 if (cur_fwd_eng == &csum_fwd_engine) 850 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 851 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 852 if ((stats->ierrors + stats->rx_nombuf) > 0) { 853 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 854 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 855 } 856 857 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 858 "%-"PRIu64"\n", 859 stats->opackets, port->tx_dropped, 860 (uint64_t) (stats->opackets + port->tx_dropped)); 861 } 862 else { 863 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 864 "%14"PRIu64"\n", 865 stats->ipackets, stats->imissed, 866 (uint64_t) (stats->ipackets + stats->imissed)); 867 868 if (cur_fwd_eng == &csum_fwd_engine) 869 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 870 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 871 if ((stats->ierrors + stats->rx_nombuf) > 0) { 872 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 873 printf(" RX-nombufs: %14"PRIu64"\n", 874 stats->rx_nombuf); 875 } 876 877 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 878 "%14"PRIu64"\n", 879 stats->opackets, port->tx_dropped, 880 (uint64_t) (stats->opackets + port->tx_dropped)); 881 } 882 883 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 884 if (port->rx_stream) 885 pkt_burst_stats_display("RX", 886 &port->rx_stream->rx_burst_stats); 887 if (port->tx_stream) 888 pkt_burst_stats_display("TX", 889 &port->tx_stream->tx_burst_stats); 890 #endif 891 892 if (port->rx_queue_stats_mapping_enabled) { 893 printf("\n"); 894 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 895 printf(" Stats reg %2d RX-packets:%14"PRIu64 896 " RX-errors:%14"PRIu64 897 " RX-bytes:%14"PRIu64"\n", 898 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 899 } 900 printf("\n"); 901 } 902 if (port->tx_queue_stats_mapping_enabled) { 903 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 904 printf(" Stats reg %2d TX-packets:%14"PRIu64 905 " TX-bytes:%14"PRIu64"\n", 906 i, stats->q_opackets[i], stats->q_obytes[i]); 907 } 908 } 909 910 printf(" %s--------------------------------%s\n", 911 fwd_stats_border, fwd_stats_border); 912 } 913 914 static void 915 fwd_stream_stats_display(streamid_t stream_id) 916 { 917 struct fwd_stream *fs; 918 static const char *fwd_top_stats_border = "-------"; 919 920 fs = fwd_streams[stream_id]; 921 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 922 (fs->fwd_dropped == 0)) 923 return; 924 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 925 "TX Port=%2d/Queue=%2d %s\n", 926 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 927 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 928 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 929 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 930 931 /* if checksum mode */ 932 if (cur_fwd_eng == &csum_fwd_engine) { 933 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 934 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 935 } 936 937 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 938 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 939 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 940 #endif 941 } 942 943 static void 944 flush_fwd_rx_queues(void) 945 { 946 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 947 portid_t rxp; 948 portid_t port_id; 949 queueid_t rxq; 950 uint16_t nb_rx; 951 uint16_t i; 952 uint8_t j; 953 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 954 uint64_t timer_period; 955 956 /* convert to number of cycles */ 957 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 958 959 for (j = 0; j < 2; j++) { 960 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 961 for (rxq = 0; rxq < nb_rxq; rxq++) { 962 port_id = fwd_ports_ids[rxp]; 963 /** 964 * testpmd can stuck in the below do while loop 965 * if rte_eth_rx_burst() always returns nonzero 966 * packets. So timer is added to exit this loop 967 * after 1sec timer expiry. 968 */ 969 prev_tsc = rte_rdtsc(); 970 do { 971 nb_rx = rte_eth_rx_burst(port_id, rxq, 972 pkts_burst, MAX_PKT_BURST); 973 for (i = 0; i < nb_rx; i++) 974 rte_pktmbuf_free(pkts_burst[i]); 975 976 cur_tsc = rte_rdtsc(); 977 diff_tsc = cur_tsc - prev_tsc; 978 timer_tsc += diff_tsc; 979 } while ((nb_rx > 0) && 980 (timer_tsc < timer_period)); 981 timer_tsc = 0; 982 } 983 } 984 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 985 } 986 } 987 988 static void 989 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 990 { 991 struct fwd_stream **fsm; 992 streamid_t nb_fs; 993 streamid_t sm_id; 994 #ifdef RTE_LIBRTE_BITRATE 995 uint64_t tics_per_1sec; 996 uint64_t tics_datum; 997 uint64_t tics_current; 998 uint8_t idx_port, cnt_ports; 999 1000 cnt_ports = rte_eth_dev_count(); 1001 tics_datum = rte_rdtsc(); 1002 tics_per_1sec = rte_get_timer_hz(); 1003 #endif 1004 fsm = &fwd_streams[fc->stream_idx]; 1005 nb_fs = fc->stream_nb; 1006 do { 1007 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1008 (*pkt_fwd)(fsm[sm_id]); 1009 #ifdef RTE_LIBRTE_BITRATE 1010 if (bitrate_enabled != 0 && 1011 bitrate_lcore_id == rte_lcore_id()) { 1012 tics_current = rte_rdtsc(); 1013 if (tics_current - tics_datum >= tics_per_1sec) { 1014 /* Periodic bitrate calculation */ 1015 for (idx_port = 0; 1016 idx_port < cnt_ports; 1017 idx_port++) 1018 rte_stats_bitrate_calc(bitrate_data, 1019 idx_port); 1020 tics_datum = tics_current; 1021 } 1022 } 1023 #endif 1024 #ifdef RTE_LIBRTE_LATENCY_STATS 1025 if (latencystats_enabled != 0 && 1026 latencystats_lcore_id == rte_lcore_id()) 1027 rte_latencystats_update(); 1028 #endif 1029 1030 } while (! fc->stopped); 1031 } 1032 1033 static int 1034 start_pkt_forward_on_core(void *fwd_arg) 1035 { 1036 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1037 cur_fwd_config.fwd_eng->packet_fwd); 1038 return 0; 1039 } 1040 1041 /* 1042 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1043 * Used to start communication flows in network loopback test configurations. 1044 */ 1045 static int 1046 run_one_txonly_burst_on_core(void *fwd_arg) 1047 { 1048 struct fwd_lcore *fwd_lc; 1049 struct fwd_lcore tmp_lcore; 1050 1051 fwd_lc = (struct fwd_lcore *) fwd_arg; 1052 tmp_lcore = *fwd_lc; 1053 tmp_lcore.stopped = 1; 1054 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1055 return 0; 1056 } 1057 1058 /* 1059 * Launch packet forwarding: 1060 * - Setup per-port forwarding context. 1061 * - launch logical cores with their forwarding configuration. 1062 */ 1063 static void 1064 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1065 { 1066 port_fwd_begin_t port_fwd_begin; 1067 unsigned int i; 1068 unsigned int lc_id; 1069 int diag; 1070 1071 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1072 if (port_fwd_begin != NULL) { 1073 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1074 (*port_fwd_begin)(fwd_ports_ids[i]); 1075 } 1076 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1077 lc_id = fwd_lcores_cpuids[i]; 1078 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1079 fwd_lcores[i]->stopped = 0; 1080 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1081 fwd_lcores[i], lc_id); 1082 if (diag != 0) 1083 printf("launch lcore %u failed - diag=%d\n", 1084 lc_id, diag); 1085 } 1086 } 1087 } 1088 1089 /* 1090 * Launch packet forwarding configuration. 1091 */ 1092 void 1093 start_packet_forwarding(int with_tx_first) 1094 { 1095 port_fwd_begin_t port_fwd_begin; 1096 port_fwd_end_t port_fwd_end; 1097 struct rte_port *port; 1098 unsigned int i; 1099 portid_t pt_id; 1100 streamid_t sm_id; 1101 1102 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1103 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1104 1105 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1106 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1107 1108 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1109 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1110 (!nb_rxq || !nb_txq)) 1111 rte_exit(EXIT_FAILURE, 1112 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1113 cur_fwd_eng->fwd_mode_name); 1114 1115 if (all_ports_started() == 0) { 1116 printf("Not all ports were started\n"); 1117 return; 1118 } 1119 if (test_done == 0) { 1120 printf("Packet forwarding already started\n"); 1121 return; 1122 } 1123 1124 if (init_fwd_streams() < 0) { 1125 printf("Fail from init_fwd_streams()\n"); 1126 return; 1127 } 1128 1129 if(dcb_test) { 1130 for (i = 0; i < nb_fwd_ports; i++) { 1131 pt_id = fwd_ports_ids[i]; 1132 port = &ports[pt_id]; 1133 if (!port->dcb_flag) { 1134 printf("In DCB mode, all forwarding ports must " 1135 "be configured in this mode.\n"); 1136 return; 1137 } 1138 } 1139 if (nb_fwd_lcores == 1) { 1140 printf("In DCB mode,the nb forwarding cores " 1141 "should be larger than 1.\n"); 1142 return; 1143 } 1144 } 1145 test_done = 0; 1146 1147 if(!no_flush_rx) 1148 flush_fwd_rx_queues(); 1149 1150 fwd_config_setup(); 1151 pkt_fwd_config_display(&cur_fwd_config); 1152 rxtx_config_display(); 1153 1154 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1155 pt_id = fwd_ports_ids[i]; 1156 port = &ports[pt_id]; 1157 rte_eth_stats_get(pt_id, &port->stats); 1158 port->tx_dropped = 0; 1159 1160 map_port_queue_stats_mapping_registers(pt_id, port); 1161 } 1162 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1163 fwd_streams[sm_id]->rx_packets = 0; 1164 fwd_streams[sm_id]->tx_packets = 0; 1165 fwd_streams[sm_id]->fwd_dropped = 0; 1166 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1167 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1168 1169 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1170 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1171 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1172 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1173 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1174 #endif 1175 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1176 fwd_streams[sm_id]->core_cycles = 0; 1177 #endif 1178 } 1179 if (with_tx_first) { 1180 port_fwd_begin = tx_only_engine.port_fwd_begin; 1181 if (port_fwd_begin != NULL) { 1182 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1183 (*port_fwd_begin)(fwd_ports_ids[i]); 1184 } 1185 while (with_tx_first--) { 1186 launch_packet_forwarding( 1187 run_one_txonly_burst_on_core); 1188 rte_eal_mp_wait_lcore(); 1189 } 1190 port_fwd_end = tx_only_engine.port_fwd_end; 1191 if (port_fwd_end != NULL) { 1192 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1193 (*port_fwd_end)(fwd_ports_ids[i]); 1194 } 1195 } 1196 launch_packet_forwarding(start_pkt_forward_on_core); 1197 } 1198 1199 void 1200 stop_packet_forwarding(void) 1201 { 1202 struct rte_eth_stats stats; 1203 struct rte_port *port; 1204 port_fwd_end_t port_fwd_end; 1205 int i; 1206 portid_t pt_id; 1207 streamid_t sm_id; 1208 lcoreid_t lc_id; 1209 uint64_t total_recv; 1210 uint64_t total_xmit; 1211 uint64_t total_rx_dropped; 1212 uint64_t total_tx_dropped; 1213 uint64_t total_rx_nombuf; 1214 uint64_t tx_dropped; 1215 uint64_t rx_bad_ip_csum; 1216 uint64_t rx_bad_l4_csum; 1217 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1218 uint64_t fwd_cycles; 1219 #endif 1220 static const char *acc_stats_border = "+++++++++++++++"; 1221 1222 if (test_done) { 1223 printf("Packet forwarding not started\n"); 1224 return; 1225 } 1226 printf("Telling cores to stop..."); 1227 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1228 fwd_lcores[lc_id]->stopped = 1; 1229 printf("\nWaiting for lcores to finish...\n"); 1230 rte_eal_mp_wait_lcore(); 1231 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1232 if (port_fwd_end != NULL) { 1233 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1234 pt_id = fwd_ports_ids[i]; 1235 (*port_fwd_end)(pt_id); 1236 } 1237 } 1238 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1239 fwd_cycles = 0; 1240 #endif 1241 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1242 if (cur_fwd_config.nb_fwd_streams > 1243 cur_fwd_config.nb_fwd_ports) { 1244 fwd_stream_stats_display(sm_id); 1245 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1246 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1247 } else { 1248 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1249 fwd_streams[sm_id]; 1250 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1251 fwd_streams[sm_id]; 1252 } 1253 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1254 tx_dropped = (uint64_t) (tx_dropped + 1255 fwd_streams[sm_id]->fwd_dropped); 1256 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1257 1258 rx_bad_ip_csum = 1259 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1260 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1261 fwd_streams[sm_id]->rx_bad_ip_csum); 1262 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1263 rx_bad_ip_csum; 1264 1265 rx_bad_l4_csum = 1266 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1267 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1268 fwd_streams[sm_id]->rx_bad_l4_csum); 1269 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1270 rx_bad_l4_csum; 1271 1272 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1273 fwd_cycles = (uint64_t) (fwd_cycles + 1274 fwd_streams[sm_id]->core_cycles); 1275 #endif 1276 } 1277 total_recv = 0; 1278 total_xmit = 0; 1279 total_rx_dropped = 0; 1280 total_tx_dropped = 0; 1281 total_rx_nombuf = 0; 1282 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1283 pt_id = fwd_ports_ids[i]; 1284 1285 port = &ports[pt_id]; 1286 rte_eth_stats_get(pt_id, &stats); 1287 stats.ipackets -= port->stats.ipackets; 1288 port->stats.ipackets = 0; 1289 stats.opackets -= port->stats.opackets; 1290 port->stats.opackets = 0; 1291 stats.ibytes -= port->stats.ibytes; 1292 port->stats.ibytes = 0; 1293 stats.obytes -= port->stats.obytes; 1294 port->stats.obytes = 0; 1295 stats.imissed -= port->stats.imissed; 1296 port->stats.imissed = 0; 1297 stats.oerrors -= port->stats.oerrors; 1298 port->stats.oerrors = 0; 1299 stats.rx_nombuf -= port->stats.rx_nombuf; 1300 port->stats.rx_nombuf = 0; 1301 1302 total_recv += stats.ipackets; 1303 total_xmit += stats.opackets; 1304 total_rx_dropped += stats.imissed; 1305 total_tx_dropped += port->tx_dropped; 1306 total_rx_nombuf += stats.rx_nombuf; 1307 1308 fwd_port_stats_display(pt_id, &stats); 1309 } 1310 printf("\n %s Accumulated forward statistics for all ports" 1311 "%s\n", 1312 acc_stats_border, acc_stats_border); 1313 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1314 "%-"PRIu64"\n" 1315 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1316 "%-"PRIu64"\n", 1317 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1318 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1319 if (total_rx_nombuf > 0) 1320 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1321 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1322 "%s\n", 1323 acc_stats_border, acc_stats_border); 1324 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1325 if (total_recv > 0) 1326 printf("\n CPU cycles/packet=%u (total cycles=" 1327 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1328 (unsigned int)(fwd_cycles / total_recv), 1329 fwd_cycles, total_recv); 1330 #endif 1331 printf("\nDone.\n"); 1332 test_done = 1; 1333 } 1334 1335 void 1336 dev_set_link_up(portid_t pid) 1337 { 1338 if (rte_eth_dev_set_link_up((uint8_t)pid) < 0) 1339 printf("\nSet link up fail.\n"); 1340 } 1341 1342 void 1343 dev_set_link_down(portid_t pid) 1344 { 1345 if (rte_eth_dev_set_link_down((uint8_t)pid) < 0) 1346 printf("\nSet link down fail.\n"); 1347 } 1348 1349 static int 1350 all_ports_started(void) 1351 { 1352 portid_t pi; 1353 struct rte_port *port; 1354 1355 RTE_ETH_FOREACH_DEV(pi) { 1356 port = &ports[pi]; 1357 /* Check if there is a port which is not started */ 1358 if ((port->port_status != RTE_PORT_STARTED) && 1359 (port->slave_flag == 0)) 1360 return 0; 1361 } 1362 1363 /* No port is not started */ 1364 return 1; 1365 } 1366 1367 int 1368 all_ports_stopped(void) 1369 { 1370 portid_t pi; 1371 struct rte_port *port; 1372 1373 RTE_ETH_FOREACH_DEV(pi) { 1374 port = &ports[pi]; 1375 if ((port->port_status != RTE_PORT_STOPPED) && 1376 (port->slave_flag == 0)) 1377 return 0; 1378 } 1379 1380 return 1; 1381 } 1382 1383 int 1384 port_is_started(portid_t port_id) 1385 { 1386 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1387 return 0; 1388 1389 if (ports[port_id].port_status != RTE_PORT_STARTED) 1390 return 0; 1391 1392 return 1; 1393 } 1394 1395 static int 1396 port_is_closed(portid_t port_id) 1397 { 1398 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1399 return 0; 1400 1401 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1402 return 0; 1403 1404 return 1; 1405 } 1406 1407 int 1408 start_port(portid_t pid) 1409 { 1410 int diag, need_check_link_status = -1; 1411 portid_t pi; 1412 queueid_t qi; 1413 struct rte_port *port; 1414 struct ether_addr mac_addr; 1415 enum rte_eth_event_type event_type; 1416 1417 if (port_id_is_invalid(pid, ENABLED_WARN)) 1418 return 0; 1419 1420 if(dcb_config) 1421 dcb_test = 1; 1422 RTE_ETH_FOREACH_DEV(pi) { 1423 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1424 continue; 1425 1426 need_check_link_status = 0; 1427 port = &ports[pi]; 1428 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1429 RTE_PORT_HANDLING) == 0) { 1430 printf("Port %d is now not stopped\n", pi); 1431 continue; 1432 } 1433 1434 if (port->need_reconfig > 0) { 1435 port->need_reconfig = 0; 1436 1437 if (flow_isolate_all) { 1438 int ret = port_flow_isolate(pi, 1); 1439 if (ret) { 1440 printf("Failed to apply isolated" 1441 " mode on port %d\n", pi); 1442 return -1; 1443 } 1444 } 1445 1446 printf("Configuring Port %d (socket %u)\n", pi, 1447 port->socket_id); 1448 /* configure port */ 1449 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1450 &(port->dev_conf)); 1451 if (diag != 0) { 1452 if (rte_atomic16_cmpset(&(port->port_status), 1453 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1454 printf("Port %d can not be set back " 1455 "to stopped\n", pi); 1456 printf("Fail to configure port %d\n", pi); 1457 /* try to reconfigure port next time */ 1458 port->need_reconfig = 1; 1459 return -1; 1460 } 1461 } 1462 if (port->need_reconfig_queues > 0) { 1463 port->need_reconfig_queues = 0; 1464 /* setup tx queues */ 1465 for (qi = 0; qi < nb_txq; qi++) { 1466 if ((numa_support) && 1467 (txring_numa[pi] != NUMA_NO_CONFIG)) 1468 diag = rte_eth_tx_queue_setup(pi, qi, 1469 nb_txd,txring_numa[pi], 1470 &(port->tx_conf)); 1471 else 1472 diag = rte_eth_tx_queue_setup(pi, qi, 1473 nb_txd,port->socket_id, 1474 &(port->tx_conf)); 1475 1476 if (diag == 0) 1477 continue; 1478 1479 /* Fail to setup tx queue, return */ 1480 if (rte_atomic16_cmpset(&(port->port_status), 1481 RTE_PORT_HANDLING, 1482 RTE_PORT_STOPPED) == 0) 1483 printf("Port %d can not be set back " 1484 "to stopped\n", pi); 1485 printf("Fail to configure port %d tx queues\n", pi); 1486 /* try to reconfigure queues next time */ 1487 port->need_reconfig_queues = 1; 1488 return -1; 1489 } 1490 /* setup rx queues */ 1491 for (qi = 0; qi < nb_rxq; qi++) { 1492 if ((numa_support) && 1493 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1494 struct rte_mempool * mp = 1495 mbuf_pool_find(rxring_numa[pi]); 1496 if (mp == NULL) { 1497 printf("Failed to setup RX queue:" 1498 "No mempool allocation" 1499 " on the socket %d\n", 1500 rxring_numa[pi]); 1501 return -1; 1502 } 1503 1504 diag = rte_eth_rx_queue_setup(pi, qi, 1505 nb_rxd,rxring_numa[pi], 1506 &(port->rx_conf),mp); 1507 } else { 1508 struct rte_mempool *mp = 1509 mbuf_pool_find(port->socket_id); 1510 if (mp == NULL) { 1511 printf("Failed to setup RX queue:" 1512 "No mempool allocation" 1513 " on the socket %d\n", 1514 port->socket_id); 1515 return -1; 1516 } 1517 diag = rte_eth_rx_queue_setup(pi, qi, 1518 nb_rxd,port->socket_id, 1519 &(port->rx_conf), mp); 1520 } 1521 if (diag == 0) 1522 continue; 1523 1524 /* Fail to setup rx queue, return */ 1525 if (rte_atomic16_cmpset(&(port->port_status), 1526 RTE_PORT_HANDLING, 1527 RTE_PORT_STOPPED) == 0) 1528 printf("Port %d can not be set back " 1529 "to stopped\n", pi); 1530 printf("Fail to configure port %d rx queues\n", pi); 1531 /* try to reconfigure queues next time */ 1532 port->need_reconfig_queues = 1; 1533 return -1; 1534 } 1535 } 1536 1537 for (event_type = RTE_ETH_EVENT_UNKNOWN; 1538 event_type < RTE_ETH_EVENT_MAX; 1539 event_type++) { 1540 diag = rte_eth_dev_callback_register(pi, 1541 event_type, 1542 eth_event_callback, 1543 NULL); 1544 if (diag) { 1545 printf("Failed to setup even callback for event %d\n", 1546 event_type); 1547 return -1; 1548 } 1549 } 1550 1551 /* start port */ 1552 if (rte_eth_dev_start(pi) < 0) { 1553 printf("Fail to start port %d\n", pi); 1554 1555 /* Fail to setup rx queue, return */ 1556 if (rte_atomic16_cmpset(&(port->port_status), 1557 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1558 printf("Port %d can not be set back to " 1559 "stopped\n", pi); 1560 continue; 1561 } 1562 1563 if (rte_atomic16_cmpset(&(port->port_status), 1564 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1565 printf("Port %d can not be set into started\n", pi); 1566 1567 rte_eth_macaddr_get(pi, &mac_addr); 1568 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1569 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1570 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1571 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1572 1573 /* at least one port started, need checking link status */ 1574 need_check_link_status = 1; 1575 } 1576 1577 if (need_check_link_status == 1 && !no_link_check) 1578 check_all_ports_link_status(RTE_PORT_ALL); 1579 else if (need_check_link_status == 0) 1580 printf("Please stop the ports first\n"); 1581 1582 printf("Done\n"); 1583 return 0; 1584 } 1585 1586 void 1587 stop_port(portid_t pid) 1588 { 1589 portid_t pi; 1590 struct rte_port *port; 1591 int need_check_link_status = 0; 1592 1593 if (dcb_test) { 1594 dcb_test = 0; 1595 dcb_config = 0; 1596 } 1597 1598 if (port_id_is_invalid(pid, ENABLED_WARN)) 1599 return; 1600 1601 printf("Stopping ports...\n"); 1602 1603 RTE_ETH_FOREACH_DEV(pi) { 1604 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1605 continue; 1606 1607 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1608 printf("Please remove port %d from forwarding configuration.\n", pi); 1609 continue; 1610 } 1611 1612 if (port_is_bonding_slave(pi)) { 1613 printf("Please remove port %d from bonded device.\n", pi); 1614 continue; 1615 } 1616 1617 port = &ports[pi]; 1618 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1619 RTE_PORT_HANDLING) == 0) 1620 continue; 1621 1622 rte_eth_dev_stop(pi); 1623 1624 if (rte_atomic16_cmpset(&(port->port_status), 1625 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1626 printf("Port %d can not be set into stopped\n", pi); 1627 need_check_link_status = 1; 1628 } 1629 if (need_check_link_status && !no_link_check) 1630 check_all_ports_link_status(RTE_PORT_ALL); 1631 1632 printf("Done\n"); 1633 } 1634 1635 void 1636 close_port(portid_t pid) 1637 { 1638 portid_t pi; 1639 struct rte_port *port; 1640 1641 if (port_id_is_invalid(pid, ENABLED_WARN)) 1642 return; 1643 1644 printf("Closing ports...\n"); 1645 1646 RTE_ETH_FOREACH_DEV(pi) { 1647 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1648 continue; 1649 1650 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1651 printf("Please remove port %d from forwarding configuration.\n", pi); 1652 continue; 1653 } 1654 1655 if (port_is_bonding_slave(pi)) { 1656 printf("Please remove port %d from bonded device.\n", pi); 1657 continue; 1658 } 1659 1660 port = &ports[pi]; 1661 if (rte_atomic16_cmpset(&(port->port_status), 1662 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1663 printf("Port %d is already closed\n", pi); 1664 continue; 1665 } 1666 1667 if (rte_atomic16_cmpset(&(port->port_status), 1668 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1669 printf("Port %d is now not stopped\n", pi); 1670 continue; 1671 } 1672 1673 if (port->flow_list) 1674 port_flow_flush(pi); 1675 rte_eth_dev_close(pi); 1676 1677 if (rte_atomic16_cmpset(&(port->port_status), 1678 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1679 printf("Port %d cannot be set to closed\n", pi); 1680 } 1681 1682 printf("Done\n"); 1683 } 1684 1685 void 1686 attach_port(char *identifier) 1687 { 1688 portid_t pi = 0; 1689 unsigned int socket_id; 1690 1691 printf("Attaching a new port...\n"); 1692 1693 if (identifier == NULL) { 1694 printf("Invalid parameters are specified\n"); 1695 return; 1696 } 1697 1698 if (rte_eth_dev_attach(identifier, &pi)) 1699 return; 1700 1701 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 1702 /* if socket_id is invalid, set to 0 */ 1703 if (check_socket_id(socket_id) < 0) 1704 socket_id = 0; 1705 reconfig(pi, socket_id); 1706 rte_eth_promiscuous_enable(pi); 1707 1708 nb_ports = rte_eth_dev_count(); 1709 1710 ports[pi].port_status = RTE_PORT_STOPPED; 1711 1712 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1713 printf("Done\n"); 1714 } 1715 1716 void 1717 detach_port(uint8_t port_id) 1718 { 1719 char name[RTE_ETH_NAME_MAX_LEN]; 1720 1721 printf("Detaching a port...\n"); 1722 1723 if (!port_is_closed(port_id)) { 1724 printf("Please close port first\n"); 1725 return; 1726 } 1727 1728 if (ports[port_id].flow_list) 1729 port_flow_flush(port_id); 1730 1731 if (rte_eth_dev_detach(port_id, name)) 1732 return; 1733 1734 nb_ports = rte_eth_dev_count(); 1735 1736 printf("Port '%s' is detached. Now total ports is %d\n", 1737 name, nb_ports); 1738 printf("Done\n"); 1739 return; 1740 } 1741 1742 void 1743 pmd_test_exit(void) 1744 { 1745 portid_t pt_id; 1746 1747 if (test_done == 0) 1748 stop_packet_forwarding(); 1749 1750 if (ports != NULL) { 1751 no_link_check = 1; 1752 RTE_ETH_FOREACH_DEV(pt_id) { 1753 printf("\nShutting down port %d...\n", pt_id); 1754 fflush(stdout); 1755 stop_port(pt_id); 1756 close_port(pt_id); 1757 } 1758 } 1759 printf("\nBye...\n"); 1760 } 1761 1762 typedef void (*cmd_func_t)(void); 1763 struct pmd_test_command { 1764 const char *cmd_name; 1765 cmd_func_t cmd_func; 1766 }; 1767 1768 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1769 1770 /* Check the link status of all ports in up to 9s, and print them finally */ 1771 static void 1772 check_all_ports_link_status(uint32_t port_mask) 1773 { 1774 #define CHECK_INTERVAL 100 /* 100ms */ 1775 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1776 uint8_t portid, count, all_ports_up, print_flag = 0; 1777 struct rte_eth_link link; 1778 1779 printf("Checking link statuses...\n"); 1780 fflush(stdout); 1781 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1782 all_ports_up = 1; 1783 RTE_ETH_FOREACH_DEV(portid) { 1784 if ((port_mask & (1 << portid)) == 0) 1785 continue; 1786 memset(&link, 0, sizeof(link)); 1787 rte_eth_link_get_nowait(portid, &link); 1788 /* print link status if flag set */ 1789 if (print_flag == 1) { 1790 if (link.link_status) 1791 printf("Port %d Link Up - speed %u " 1792 "Mbps - %s\n", (uint8_t)portid, 1793 (unsigned)link.link_speed, 1794 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1795 ("full-duplex") : ("half-duplex\n")); 1796 else 1797 printf("Port %d Link Down\n", 1798 (uint8_t)portid); 1799 continue; 1800 } 1801 /* clear all_ports_up flag if any link down */ 1802 if (link.link_status == ETH_LINK_DOWN) { 1803 all_ports_up = 0; 1804 break; 1805 } 1806 } 1807 /* after finally printing all link status, get out */ 1808 if (print_flag == 1) 1809 break; 1810 1811 if (all_ports_up == 0) { 1812 fflush(stdout); 1813 rte_delay_ms(CHECK_INTERVAL); 1814 } 1815 1816 /* set the print_flag if all ports up or timeout */ 1817 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1818 print_flag = 1; 1819 } 1820 1821 if (lsc_interrupt) 1822 break; 1823 } 1824 } 1825 1826 static void 1827 rmv_event_callback(void *arg) 1828 { 1829 struct rte_eth_dev *dev; 1830 uint8_t port_id = (intptr_t)arg; 1831 1832 RTE_ETH_VALID_PORTID_OR_RET(port_id); 1833 dev = &rte_eth_devices[port_id]; 1834 1835 stop_port(port_id); 1836 close_port(port_id); 1837 printf("removing device %s\n", dev->device->name); 1838 rte_eal_dev_detach(dev->device); 1839 } 1840 1841 /* This function is used by the interrupt thread */ 1842 static int 1843 eth_event_callback(uint8_t port_id, enum rte_eth_event_type type, void *param, 1844 void *ret_param) 1845 { 1846 static const char * const event_desc[] = { 1847 [RTE_ETH_EVENT_UNKNOWN] = "Unknown", 1848 [RTE_ETH_EVENT_INTR_LSC] = "LSC", 1849 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state", 1850 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset", 1851 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox", 1852 [RTE_ETH_EVENT_MACSEC] = "MACsec", 1853 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 1854 [RTE_ETH_EVENT_MAX] = NULL, 1855 }; 1856 1857 RTE_SET_USED(param); 1858 RTE_SET_USED(ret_param); 1859 1860 if (type >= RTE_ETH_EVENT_MAX) { 1861 fprintf(stderr, "\nPort %" PRIu8 ": %s called upon invalid event %d\n", 1862 port_id, __func__, type); 1863 fflush(stderr); 1864 } else if (event_print_mask & (UINT32_C(1) << type)) { 1865 printf("\nPort %" PRIu8 ": %s event\n", port_id, 1866 event_desc[type]); 1867 fflush(stdout); 1868 } 1869 1870 switch (type) { 1871 case RTE_ETH_EVENT_INTR_RMV: 1872 if (rte_eal_alarm_set(100000, 1873 rmv_event_callback, (void *)(intptr_t)port_id)) 1874 fprintf(stderr, "Could not set up deferred device removal\n"); 1875 break; 1876 default: 1877 break; 1878 } 1879 return 0; 1880 } 1881 1882 static int 1883 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1884 { 1885 uint16_t i; 1886 int diag; 1887 uint8_t mapping_found = 0; 1888 1889 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 1890 if ((tx_queue_stats_mappings[i].port_id == port_id) && 1891 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 1892 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 1893 tx_queue_stats_mappings[i].queue_id, 1894 tx_queue_stats_mappings[i].stats_counter_id); 1895 if (diag != 0) 1896 return diag; 1897 mapping_found = 1; 1898 } 1899 } 1900 if (mapping_found) 1901 port->tx_queue_stats_mapping_enabled = 1; 1902 return 0; 1903 } 1904 1905 static int 1906 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1907 { 1908 uint16_t i; 1909 int diag; 1910 uint8_t mapping_found = 0; 1911 1912 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 1913 if ((rx_queue_stats_mappings[i].port_id == port_id) && 1914 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 1915 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 1916 rx_queue_stats_mappings[i].queue_id, 1917 rx_queue_stats_mappings[i].stats_counter_id); 1918 if (diag != 0) 1919 return diag; 1920 mapping_found = 1; 1921 } 1922 } 1923 if (mapping_found) 1924 port->rx_queue_stats_mapping_enabled = 1; 1925 return 0; 1926 } 1927 1928 static void 1929 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port) 1930 { 1931 int diag = 0; 1932 1933 diag = set_tx_queue_stats_mapping_registers(pi, port); 1934 if (diag != 0) { 1935 if (diag == -ENOTSUP) { 1936 port->tx_queue_stats_mapping_enabled = 0; 1937 printf("TX queue stats mapping not supported port id=%d\n", pi); 1938 } 1939 else 1940 rte_exit(EXIT_FAILURE, 1941 "set_tx_queue_stats_mapping_registers " 1942 "failed for port id=%d diag=%d\n", 1943 pi, diag); 1944 } 1945 1946 diag = set_rx_queue_stats_mapping_registers(pi, port); 1947 if (diag != 0) { 1948 if (diag == -ENOTSUP) { 1949 port->rx_queue_stats_mapping_enabled = 0; 1950 printf("RX queue stats mapping not supported port id=%d\n", pi); 1951 } 1952 else 1953 rte_exit(EXIT_FAILURE, 1954 "set_rx_queue_stats_mapping_registers " 1955 "failed for port id=%d diag=%d\n", 1956 pi, diag); 1957 } 1958 } 1959 1960 static void 1961 rxtx_port_config(struct rte_port *port) 1962 { 1963 port->rx_conf = port->dev_info.default_rxconf; 1964 port->tx_conf = port->dev_info.default_txconf; 1965 1966 /* Check if any RX/TX parameters have been passed */ 1967 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 1968 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 1969 1970 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 1971 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 1972 1973 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 1974 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 1975 1976 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 1977 port->rx_conf.rx_free_thresh = rx_free_thresh; 1978 1979 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 1980 port->rx_conf.rx_drop_en = rx_drop_en; 1981 1982 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 1983 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 1984 1985 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 1986 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 1987 1988 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 1989 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 1990 1991 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 1992 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 1993 1994 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 1995 port->tx_conf.tx_free_thresh = tx_free_thresh; 1996 1997 if (txq_flags != RTE_PMD_PARAM_UNSET) 1998 port->tx_conf.txq_flags = txq_flags; 1999 } 2000 2001 void 2002 init_port_config(void) 2003 { 2004 portid_t pid; 2005 struct rte_port *port; 2006 2007 RTE_ETH_FOREACH_DEV(pid) { 2008 port = &ports[pid]; 2009 port->dev_conf.rxmode = rx_mode; 2010 port->dev_conf.fdir_conf = fdir_conf; 2011 if (nb_rxq > 1) { 2012 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2013 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 2014 } else { 2015 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2016 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2017 } 2018 2019 if (port->dcb_flag == 0) { 2020 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2021 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2022 else 2023 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2024 } 2025 2026 rxtx_port_config(port); 2027 2028 rte_eth_macaddr_get(pid, &port->eth_addr); 2029 2030 map_port_queue_stats_mapping_registers(pid, port); 2031 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2032 rte_pmd_ixgbe_bypass_init(pid); 2033 #endif 2034 2035 if (lsc_interrupt && 2036 (rte_eth_devices[pid].data->dev_flags & 2037 RTE_ETH_DEV_INTR_LSC)) 2038 port->dev_conf.intr_conf.lsc = 1; 2039 if (rmv_interrupt && 2040 (rte_eth_devices[pid].data->dev_flags & 2041 RTE_ETH_DEV_INTR_RMV)) 2042 port->dev_conf.intr_conf.rmv = 1; 2043 } 2044 } 2045 2046 void set_port_slave_flag(portid_t slave_pid) 2047 { 2048 struct rte_port *port; 2049 2050 port = &ports[slave_pid]; 2051 port->slave_flag = 1; 2052 } 2053 2054 void clear_port_slave_flag(portid_t slave_pid) 2055 { 2056 struct rte_port *port; 2057 2058 port = &ports[slave_pid]; 2059 port->slave_flag = 0; 2060 } 2061 2062 uint8_t port_is_bonding_slave(portid_t slave_pid) 2063 { 2064 struct rte_port *port; 2065 2066 port = &ports[slave_pid]; 2067 return port->slave_flag; 2068 } 2069 2070 const uint16_t vlan_tags[] = { 2071 0, 1, 2, 3, 4, 5, 6, 7, 2072 8, 9, 10, 11, 12, 13, 14, 15, 2073 16, 17, 18, 19, 20, 21, 22, 23, 2074 24, 25, 26, 27, 28, 29, 30, 31 2075 }; 2076 2077 static int 2078 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 2079 enum dcb_mode_enable dcb_mode, 2080 enum rte_eth_nb_tcs num_tcs, 2081 uint8_t pfc_en) 2082 { 2083 uint8_t i; 2084 2085 /* 2086 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2087 * given above, and the number of traffic classes available for use. 2088 */ 2089 if (dcb_mode == DCB_VT_ENABLED) { 2090 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2091 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2092 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2093 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2094 2095 /* VMDQ+DCB RX and TX configurations */ 2096 vmdq_rx_conf->enable_default_pool = 0; 2097 vmdq_rx_conf->default_pool = 0; 2098 vmdq_rx_conf->nb_queue_pools = 2099 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2100 vmdq_tx_conf->nb_queue_pools = 2101 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2102 2103 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2104 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2105 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2106 vmdq_rx_conf->pool_map[i].pools = 2107 1 << (i % vmdq_rx_conf->nb_queue_pools); 2108 } 2109 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2110 vmdq_rx_conf->dcb_tc[i] = i; 2111 vmdq_tx_conf->dcb_tc[i] = i; 2112 } 2113 2114 /* set DCB mode of RX and TX of multiple queues */ 2115 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2116 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2117 } else { 2118 struct rte_eth_dcb_rx_conf *rx_conf = 2119 ð_conf->rx_adv_conf.dcb_rx_conf; 2120 struct rte_eth_dcb_tx_conf *tx_conf = 2121 ð_conf->tx_adv_conf.dcb_tx_conf; 2122 2123 rx_conf->nb_tcs = num_tcs; 2124 tx_conf->nb_tcs = num_tcs; 2125 2126 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2127 rx_conf->dcb_tc[i] = i % num_tcs; 2128 tx_conf->dcb_tc[i] = i % num_tcs; 2129 } 2130 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2131 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 2132 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2133 } 2134 2135 if (pfc_en) 2136 eth_conf->dcb_capability_en = 2137 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2138 else 2139 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2140 2141 return 0; 2142 } 2143 2144 int 2145 init_port_dcb_config(portid_t pid, 2146 enum dcb_mode_enable dcb_mode, 2147 enum rte_eth_nb_tcs num_tcs, 2148 uint8_t pfc_en) 2149 { 2150 struct rte_eth_conf port_conf; 2151 struct rte_port *rte_port; 2152 int retval; 2153 uint16_t i; 2154 2155 rte_port = &ports[pid]; 2156 2157 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2158 /* Enter DCB configuration status */ 2159 dcb_config = 1; 2160 2161 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2162 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 2163 if (retval < 0) 2164 return retval; 2165 port_conf.rxmode.hw_vlan_filter = 1; 2166 2167 /** 2168 * Write the configuration into the device. 2169 * Set the numbers of RX & TX queues to 0, so 2170 * the RX & TX queues will not be setup. 2171 */ 2172 (void)rte_eth_dev_configure(pid, 0, 0, &port_conf); 2173 2174 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2175 2176 /* If dev_info.vmdq_pool_base is greater than 0, 2177 * the queue id of vmdq pools is started after pf queues. 2178 */ 2179 if (dcb_mode == DCB_VT_ENABLED && 2180 rte_port->dev_info.vmdq_pool_base > 0) { 2181 printf("VMDQ_DCB multi-queue mode is nonsensical" 2182 " for port %d.", pid); 2183 return -1; 2184 } 2185 2186 /* Assume the ports in testpmd have the same dcb capability 2187 * and has the same number of rxq and txq in dcb mode 2188 */ 2189 if (dcb_mode == DCB_VT_ENABLED) { 2190 if (rte_port->dev_info.max_vfs > 0) { 2191 nb_rxq = rte_port->dev_info.nb_rx_queues; 2192 nb_txq = rte_port->dev_info.nb_tx_queues; 2193 } else { 2194 nb_rxq = rte_port->dev_info.max_rx_queues; 2195 nb_txq = rte_port->dev_info.max_tx_queues; 2196 } 2197 } else { 2198 /*if vt is disabled, use all pf queues */ 2199 if (rte_port->dev_info.vmdq_pool_base == 0) { 2200 nb_rxq = rte_port->dev_info.max_rx_queues; 2201 nb_txq = rte_port->dev_info.max_tx_queues; 2202 } else { 2203 nb_rxq = (queueid_t)num_tcs; 2204 nb_txq = (queueid_t)num_tcs; 2205 2206 } 2207 } 2208 rx_free_thresh = 64; 2209 2210 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 2211 2212 rxtx_port_config(rte_port); 2213 /* VLAN filter */ 2214 rte_port->dev_conf.rxmode.hw_vlan_filter = 1; 2215 for (i = 0; i < RTE_DIM(vlan_tags); i++) 2216 rx_vft_set(pid, vlan_tags[i], 1); 2217 2218 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 2219 map_port_queue_stats_mapping_registers(pid, rte_port); 2220 2221 rte_port->dcb_flag = 1; 2222 2223 return 0; 2224 } 2225 2226 static void 2227 init_port(void) 2228 { 2229 /* Configuration of Ethernet ports. */ 2230 ports = rte_zmalloc("testpmd: ports", 2231 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2232 RTE_CACHE_LINE_SIZE); 2233 if (ports == NULL) { 2234 rte_exit(EXIT_FAILURE, 2235 "rte_zmalloc(%d struct rte_port) failed\n", 2236 RTE_MAX_ETHPORTS); 2237 } 2238 } 2239 2240 static void 2241 force_quit(void) 2242 { 2243 pmd_test_exit(); 2244 prompt_exit(); 2245 } 2246 2247 static void 2248 print_stats(void) 2249 { 2250 uint8_t i; 2251 const char clr[] = { 27, '[', '2', 'J', '\0' }; 2252 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 2253 2254 /* Clear screen and move to top left */ 2255 printf("%s%s", clr, top_left); 2256 2257 printf("\nPort statistics ===================================="); 2258 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 2259 nic_stats_display(fwd_ports_ids[i]); 2260 } 2261 2262 static void 2263 signal_handler(int signum) 2264 { 2265 if (signum == SIGINT || signum == SIGTERM) { 2266 printf("\nSignal %d received, preparing to exit...\n", 2267 signum); 2268 #ifdef RTE_LIBRTE_PDUMP 2269 /* uninitialize packet capture framework */ 2270 rte_pdump_uninit(); 2271 #endif 2272 #ifdef RTE_LIBRTE_LATENCY_STATS 2273 rte_latencystats_uninit(); 2274 #endif 2275 force_quit(); 2276 /* exit with the expected status */ 2277 signal(signum, SIG_DFL); 2278 kill(getpid(), signum); 2279 } 2280 } 2281 2282 int 2283 main(int argc, char** argv) 2284 { 2285 int diag; 2286 uint8_t port_id; 2287 2288 signal(SIGINT, signal_handler); 2289 signal(SIGTERM, signal_handler); 2290 2291 diag = rte_eal_init(argc, argv); 2292 if (diag < 0) 2293 rte_panic("Cannot init EAL\n"); 2294 2295 #ifdef RTE_LIBRTE_PDUMP 2296 /* initialize packet capture framework */ 2297 rte_pdump_init(NULL); 2298 #endif 2299 2300 nb_ports = (portid_t) rte_eth_dev_count(); 2301 if (nb_ports == 0) 2302 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n"); 2303 2304 /* allocate port structures, and init them */ 2305 init_port(); 2306 2307 set_def_fwd_config(); 2308 if (nb_lcores == 0) 2309 rte_panic("Empty set of forwarding logical cores - check the " 2310 "core mask supplied in the command parameters\n"); 2311 2312 /* Bitrate/latency stats disabled by default */ 2313 #ifdef RTE_LIBRTE_BITRATE 2314 bitrate_enabled = 0; 2315 #endif 2316 #ifdef RTE_LIBRTE_LATENCY_STATS 2317 latencystats_enabled = 0; 2318 #endif 2319 2320 argc -= diag; 2321 argv += diag; 2322 if (argc > 1) 2323 launch_args_parse(argc, argv); 2324 2325 if (tx_first && interactive) 2326 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 2327 "interactive mode.\n"); 2328 if (!nb_rxq && !nb_txq) 2329 printf("Warning: Either rx or tx queues should be non-zero\n"); 2330 2331 if (nb_rxq > 1 && nb_rxq > nb_txq) 2332 printf("Warning: nb_rxq=%d enables RSS configuration, " 2333 "but nb_txq=%d will prevent to fully test it.\n", 2334 nb_rxq, nb_txq); 2335 2336 init_config(); 2337 if (start_port(RTE_PORT_ALL) != 0) 2338 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2339 2340 /* set all ports to promiscuous mode by default */ 2341 RTE_ETH_FOREACH_DEV(port_id) 2342 rte_eth_promiscuous_enable(port_id); 2343 2344 /* Init metrics library */ 2345 rte_metrics_init(rte_socket_id()); 2346 2347 #ifdef RTE_LIBRTE_LATENCY_STATS 2348 if (latencystats_enabled != 0) { 2349 int ret = rte_latencystats_init(1, NULL); 2350 if (ret) 2351 printf("Warning: latencystats init()" 2352 " returned error %d\n", ret); 2353 printf("Latencystats running on lcore %d\n", 2354 latencystats_lcore_id); 2355 } 2356 #endif 2357 2358 /* Setup bitrate stats */ 2359 #ifdef RTE_LIBRTE_BITRATE 2360 if (bitrate_enabled != 0) { 2361 bitrate_data = rte_stats_bitrate_create(); 2362 if (bitrate_data == NULL) 2363 rte_exit(EXIT_FAILURE, 2364 "Could not allocate bitrate data.\n"); 2365 rte_stats_bitrate_reg(bitrate_data); 2366 } 2367 #endif 2368 2369 #ifdef RTE_LIBRTE_CMDLINE 2370 if (strlen(cmdline_filename) != 0) 2371 cmdline_read_from_file(cmdline_filename); 2372 2373 if (interactive == 1) { 2374 if (auto_start) { 2375 printf("Start automatic packet forwarding\n"); 2376 start_packet_forwarding(0); 2377 } 2378 prompt(); 2379 pmd_test_exit(); 2380 } else 2381 #endif 2382 { 2383 char c; 2384 int rc; 2385 2386 printf("No commandline core given, start packet forwarding\n"); 2387 start_packet_forwarding(tx_first); 2388 if (stats_period != 0) { 2389 uint64_t prev_time = 0, cur_time, diff_time = 0; 2390 uint64_t timer_period; 2391 2392 /* Convert to number of cycles */ 2393 timer_period = stats_period * rte_get_timer_hz(); 2394 2395 while (1) { 2396 cur_time = rte_get_timer_cycles(); 2397 diff_time += cur_time - prev_time; 2398 2399 if (diff_time >= timer_period) { 2400 print_stats(); 2401 /* Reset the timer */ 2402 diff_time = 0; 2403 } 2404 /* Sleep to avoid unnecessary checks */ 2405 prev_time = cur_time; 2406 sleep(1); 2407 } 2408 } 2409 2410 printf("Press enter to exit\n"); 2411 rc = read(0, &c, 1); 2412 pmd_test_exit(); 2413 if (rc < 0) 2414 return 1; 2415 } 2416 2417 return 0; 2418 } 2419