1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2010-2016 Intel Corporation. All rights reserved. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * * Neither the name of Intel Corporation nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include <stdarg.h> 35 #include <stdio.h> 36 #include <stdlib.h> 37 #include <signal.h> 38 #include <string.h> 39 #include <time.h> 40 #include <fcntl.h> 41 #include <sys/types.h> 42 #include <errno.h> 43 44 #include <sys/queue.h> 45 #include <sys/stat.h> 46 47 #include <stdint.h> 48 #include <unistd.h> 49 #include <inttypes.h> 50 51 #include <rte_common.h> 52 #include <rte_errno.h> 53 #include <rte_byteorder.h> 54 #include <rte_log.h> 55 #include <rte_debug.h> 56 #include <rte_cycles.h> 57 #include <rte_memory.h> 58 #include <rte_memcpy.h> 59 #include <rte_memzone.h> 60 #include <rte_launch.h> 61 #include <rte_eal.h> 62 #include <rte_per_lcore.h> 63 #include <rte_lcore.h> 64 #include <rte_atomic.h> 65 #include <rte_branch_prediction.h> 66 #include <rte_ring.h> 67 #include <rte_mempool.h> 68 #include <rte_malloc.h> 69 #include <rte_mbuf.h> 70 #include <rte_interrupts.h> 71 #include <rte_pci.h> 72 #include <rte_ether.h> 73 #include <rte_ethdev.h> 74 #include <rte_dev.h> 75 #include <rte_string_fns.h> 76 #ifdef RTE_LIBRTE_PMD_XENVIRT 77 #include <rte_eth_xenvirt.h> 78 #endif 79 #ifdef RTE_LIBRTE_PDUMP 80 #include <rte_pdump.h> 81 #endif 82 83 #include "testpmd.h" 84 85 uint16_t verbose_level = 0; /**< Silent by default. */ 86 87 /* use master core for command line ? */ 88 uint8_t interactive = 0; 89 uint8_t auto_start = 0; 90 91 /* 92 * NUMA support configuration. 93 * When set, the NUMA support attempts to dispatch the allocation of the 94 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 95 * probed ports among the CPU sockets 0 and 1. 96 * Otherwise, all memory is allocated from CPU socket 0. 97 */ 98 uint8_t numa_support = 0; /**< No numa support by default */ 99 100 /* 101 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 102 * not configured. 103 */ 104 uint8_t socket_num = UMA_NO_CONFIG; 105 106 /* 107 * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs. 108 */ 109 uint8_t mp_anon = 0; 110 111 /* 112 * Record the Ethernet address of peer target ports to which packets are 113 * forwarded. 114 * Must be instanciated with the ethernet addresses of peer traffic generator 115 * ports. 116 */ 117 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 118 portid_t nb_peer_eth_addrs = 0; 119 120 /* 121 * Probed Target Environment. 122 */ 123 struct rte_port *ports; /**< For all probed ethernet ports. */ 124 portid_t nb_ports; /**< Number of probed ethernet ports. */ 125 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 126 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 127 128 /* 129 * Test Forwarding Configuration. 130 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 131 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 132 */ 133 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 134 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 135 portid_t nb_cfg_ports; /**< Number of configured ports. */ 136 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 137 138 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 139 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 140 141 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 142 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 143 144 /* 145 * Forwarding engines. 146 */ 147 struct fwd_engine * fwd_engines[] = { 148 &io_fwd_engine, 149 &mac_fwd_engine, 150 &mac_swap_engine, 151 &flow_gen_engine, 152 &rx_only_engine, 153 &tx_only_engine, 154 &csum_fwd_engine, 155 &icmp_echo_engine, 156 #ifdef RTE_LIBRTE_IEEE1588 157 &ieee1588_fwd_engine, 158 #endif 159 NULL, 160 }; 161 162 struct fwd_config cur_fwd_config; 163 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 164 uint32_t retry_enabled; 165 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 166 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 167 168 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 169 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 170 * specified on command-line. */ 171 172 /* 173 * Configuration of packet segments used by the "txonly" processing engine. 174 */ 175 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 176 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 177 TXONLY_DEF_PACKET_LEN, 178 }; 179 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 180 181 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 182 /**< Split policy for packets to TX. */ 183 184 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 185 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 186 187 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 188 uint8_t dcb_config = 0; 189 190 /* Whether the dcb is in testing status */ 191 uint8_t dcb_test = 0; 192 193 /* 194 * Configurable number of RX/TX queues. 195 */ 196 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 197 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 198 199 /* 200 * Configurable number of RX/TX ring descriptors. 201 */ 202 #define RTE_TEST_RX_DESC_DEFAULT 128 203 #define RTE_TEST_TX_DESC_DEFAULT 512 204 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 205 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 206 207 #define RTE_PMD_PARAM_UNSET -1 208 /* 209 * Configurable values of RX and TX ring threshold registers. 210 */ 211 212 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 213 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 214 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 215 216 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 217 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 218 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 219 220 /* 221 * Configurable value of RX free threshold. 222 */ 223 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 224 225 /* 226 * Configurable value of RX drop enable. 227 */ 228 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 229 230 /* 231 * Configurable value of TX free threshold. 232 */ 233 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 234 235 /* 236 * Configurable value of TX RS bit threshold. 237 */ 238 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 239 240 /* 241 * Configurable value of TX queue flags. 242 */ 243 int32_t txq_flags = RTE_PMD_PARAM_UNSET; 244 245 /* 246 * Receive Side Scaling (RSS) configuration. 247 */ 248 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 249 250 /* 251 * Port topology configuration 252 */ 253 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 254 255 /* 256 * Avoids to flush all the RX streams before starts forwarding. 257 */ 258 uint8_t no_flush_rx = 0; /* flush by default */ 259 260 /* 261 * Avoids to check link status when starting/stopping a port. 262 */ 263 uint8_t no_link_check = 0; /* check by default */ 264 265 /* 266 * NIC bypass mode configuration options. 267 */ 268 #ifdef RTE_NIC_BYPASS 269 270 /* The NIC bypass watchdog timeout. */ 271 uint32_t bypass_timeout = RTE_BYPASS_TMT_OFF; 272 273 #endif 274 275 /* 276 * Ethernet device configuration. 277 */ 278 struct rte_eth_rxmode rx_mode = { 279 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 280 .split_hdr_size = 0, 281 .header_split = 0, /**< Header Split disabled. */ 282 .hw_ip_checksum = 0, /**< IP checksum offload disabled. */ 283 .hw_vlan_filter = 1, /**< VLAN filtering enabled. */ 284 .hw_vlan_strip = 1, /**< VLAN strip enabled. */ 285 .hw_vlan_extend = 0, /**< Extended VLAN disabled. */ 286 .jumbo_frame = 0, /**< Jumbo Frame Support disabled. */ 287 .hw_strip_crc = 0, /**< CRC stripping by hardware disabled. */ 288 }; 289 290 struct rte_fdir_conf fdir_conf = { 291 .mode = RTE_FDIR_MODE_NONE, 292 .pballoc = RTE_FDIR_PBALLOC_64K, 293 .status = RTE_FDIR_REPORT_STATUS, 294 .mask = { 295 .vlan_tci_mask = 0x0, 296 .ipv4_mask = { 297 .src_ip = 0xFFFFFFFF, 298 .dst_ip = 0xFFFFFFFF, 299 }, 300 .ipv6_mask = { 301 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 302 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 303 }, 304 .src_port_mask = 0xFFFF, 305 .dst_port_mask = 0xFFFF, 306 .mac_addr_byte_mask = 0xFF, 307 .tunnel_type_mask = 1, 308 .tunnel_id_mask = 0xFFFFFFFF, 309 }, 310 .drop_queue = 127, 311 }; 312 313 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 314 315 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 316 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 317 318 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 319 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 320 321 uint16_t nb_tx_queue_stats_mappings = 0; 322 uint16_t nb_rx_queue_stats_mappings = 0; 323 324 unsigned max_socket = 0; 325 326 /* Forward function declarations */ 327 static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port); 328 static void check_all_ports_link_status(uint32_t port_mask); 329 330 /* 331 * Check if all the ports are started. 332 * If yes, return positive value. If not, return zero. 333 */ 334 static int all_ports_started(void); 335 336 /* 337 * Find next enabled port 338 */ 339 portid_t 340 find_next_port(portid_t p, struct rte_port *ports, int size) 341 { 342 if (ports == NULL) 343 rte_exit(-EINVAL, "failed to find a next port id\n"); 344 345 while ((p < size) && (ports[p].enabled == 0)) 346 p++; 347 return p; 348 } 349 350 /* 351 * Setup default configuration. 352 */ 353 static void 354 set_default_fwd_lcores_config(void) 355 { 356 unsigned int i; 357 unsigned int nb_lc; 358 unsigned int sock_num; 359 360 nb_lc = 0; 361 for (i = 0; i < RTE_MAX_LCORE; i++) { 362 sock_num = rte_lcore_to_socket_id(i) + 1; 363 if (sock_num > max_socket) { 364 if (sock_num > RTE_MAX_NUMA_NODES) 365 rte_exit(EXIT_FAILURE, "Total sockets greater than %u\n", RTE_MAX_NUMA_NODES); 366 max_socket = sock_num; 367 } 368 if (!rte_lcore_is_enabled(i)) 369 continue; 370 if (i == rte_get_master_lcore()) 371 continue; 372 fwd_lcores_cpuids[nb_lc++] = i; 373 } 374 nb_lcores = (lcoreid_t) nb_lc; 375 nb_cfg_lcores = nb_lcores; 376 nb_fwd_lcores = 1; 377 } 378 379 static void 380 set_def_peer_eth_addrs(void) 381 { 382 portid_t i; 383 384 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 385 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 386 peer_eth_addrs[i].addr_bytes[5] = i; 387 } 388 } 389 390 static void 391 set_default_fwd_ports_config(void) 392 { 393 portid_t pt_id; 394 395 for (pt_id = 0; pt_id < nb_ports; pt_id++) 396 fwd_ports_ids[pt_id] = pt_id; 397 398 nb_cfg_ports = nb_ports; 399 nb_fwd_ports = nb_ports; 400 } 401 402 void 403 set_def_fwd_config(void) 404 { 405 set_default_fwd_lcores_config(); 406 set_def_peer_eth_addrs(); 407 set_default_fwd_ports_config(); 408 } 409 410 /* 411 * Configuration initialisation done once at init time. 412 */ 413 static void 414 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 415 unsigned int socket_id) 416 { 417 char pool_name[RTE_MEMPOOL_NAMESIZE]; 418 struct rte_mempool *rte_mp = NULL; 419 uint32_t mb_size; 420 421 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 422 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 423 424 RTE_LOG(INFO, USER1, 425 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 426 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 427 428 #ifdef RTE_LIBRTE_PMD_XENVIRT 429 rte_mp = rte_mempool_gntalloc_create(pool_name, nb_mbuf, mb_size, 430 (unsigned) mb_mempool_cache, 431 sizeof(struct rte_pktmbuf_pool_private), 432 rte_pktmbuf_pool_init, NULL, 433 rte_pktmbuf_init, NULL, 434 socket_id, 0); 435 #endif 436 437 /* if the former XEN allocation failed fall back to normal allocation */ 438 if (rte_mp == NULL) { 439 if (mp_anon != 0) { 440 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 441 mb_size, (unsigned) mb_mempool_cache, 442 sizeof(struct rte_pktmbuf_pool_private), 443 socket_id, 0); 444 445 if (rte_mempool_populate_anon(rte_mp) == 0) { 446 rte_mempool_free(rte_mp); 447 rte_mp = NULL; 448 } 449 rte_pktmbuf_pool_init(rte_mp, NULL); 450 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 451 } else { 452 /* wrapper to rte_mempool_create() */ 453 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 454 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 455 } 456 } 457 458 if (rte_mp == NULL) { 459 rte_exit(EXIT_FAILURE, 460 "Creation of mbuf pool for socket %u failed: %s\n", 461 socket_id, rte_strerror(rte_errno)); 462 } else if (verbose_level > 0) { 463 rte_mempool_dump(stdout, rte_mp); 464 } 465 } 466 467 /* 468 * Check given socket id is valid or not with NUMA mode, 469 * if valid, return 0, else return -1 470 */ 471 static int 472 check_socket_id(const unsigned int socket_id) 473 { 474 static int warning_once = 0; 475 476 if (socket_id >= max_socket) { 477 if (!warning_once && numa_support) 478 printf("Warning: NUMA should be configured manually by" 479 " using --port-numa-config and" 480 " --ring-numa-config parameters along with" 481 " --numa.\n"); 482 warning_once = 1; 483 return -1; 484 } 485 return 0; 486 } 487 488 static void 489 init_config(void) 490 { 491 portid_t pid; 492 struct rte_port *port; 493 struct rte_mempool *mbp; 494 unsigned int nb_mbuf_per_pool; 495 lcoreid_t lc_id; 496 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 497 498 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 499 /* Configuration of logical cores. */ 500 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 501 sizeof(struct fwd_lcore *) * nb_lcores, 502 RTE_CACHE_LINE_SIZE); 503 if (fwd_lcores == NULL) { 504 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 505 "failed\n", nb_lcores); 506 } 507 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 508 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 509 sizeof(struct fwd_lcore), 510 RTE_CACHE_LINE_SIZE); 511 if (fwd_lcores[lc_id] == NULL) { 512 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 513 "failed\n"); 514 } 515 fwd_lcores[lc_id]->cpuid_idx = lc_id; 516 } 517 518 /* 519 * Create pools of mbuf. 520 * If NUMA support is disabled, create a single pool of mbuf in 521 * socket 0 memory by default. 522 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 523 * 524 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 525 * nb_txd can be configured at run time. 526 */ 527 if (param_total_num_mbufs) 528 nb_mbuf_per_pool = param_total_num_mbufs; 529 else { 530 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + (nb_lcores * mb_mempool_cache) 531 + RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 532 533 if (!numa_support) 534 nb_mbuf_per_pool = 535 (nb_mbuf_per_pool * RTE_MAX_ETHPORTS); 536 } 537 538 if (!numa_support) { 539 if (socket_num == UMA_NO_CONFIG) 540 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 541 else 542 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 543 socket_num); 544 } 545 546 FOREACH_PORT(pid, ports) { 547 port = &ports[pid]; 548 rte_eth_dev_info_get(pid, &port->dev_info); 549 550 if (numa_support) { 551 if (port_numa[pid] != NUMA_NO_CONFIG) 552 port_per_socket[port_numa[pid]]++; 553 else { 554 uint32_t socket_id = rte_eth_dev_socket_id(pid); 555 556 /* if socket_id is invalid, set to 0 */ 557 if (check_socket_id(socket_id) < 0) 558 socket_id = 0; 559 port_per_socket[socket_id]++; 560 } 561 } 562 563 /* set flag to initialize port/queue */ 564 port->need_reconfig = 1; 565 port->need_reconfig_queues = 1; 566 } 567 568 if (numa_support) { 569 uint8_t i; 570 unsigned int nb_mbuf; 571 572 if (param_total_num_mbufs) 573 nb_mbuf_per_pool = nb_mbuf_per_pool/nb_ports; 574 575 for (i = 0; i < max_socket; i++) { 576 nb_mbuf = (nb_mbuf_per_pool * RTE_MAX_ETHPORTS); 577 if (nb_mbuf) 578 mbuf_pool_create(mbuf_data_size, 579 nb_mbuf,i); 580 } 581 } 582 init_port_config(); 583 584 /* 585 * Records which Mbuf pool to use by each logical core, if needed. 586 */ 587 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 588 mbp = mbuf_pool_find( 589 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 590 591 if (mbp == NULL) 592 mbp = mbuf_pool_find(0); 593 fwd_lcores[lc_id]->mbp = mbp; 594 } 595 596 /* Configuration of packet forwarding streams. */ 597 if (init_fwd_streams() < 0) 598 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 599 600 fwd_config_setup(); 601 } 602 603 604 void 605 reconfig(portid_t new_port_id, unsigned socket_id) 606 { 607 struct rte_port *port; 608 609 /* Reconfiguration of Ethernet ports. */ 610 port = &ports[new_port_id]; 611 rte_eth_dev_info_get(new_port_id, &port->dev_info); 612 613 /* set flag to initialize port/queue */ 614 port->need_reconfig = 1; 615 port->need_reconfig_queues = 1; 616 port->socket_id = socket_id; 617 618 init_port_config(); 619 } 620 621 622 int 623 init_fwd_streams(void) 624 { 625 portid_t pid; 626 struct rte_port *port; 627 streamid_t sm_id, nb_fwd_streams_new; 628 queueid_t q; 629 630 /* set socket id according to numa or not */ 631 FOREACH_PORT(pid, ports) { 632 port = &ports[pid]; 633 if (nb_rxq > port->dev_info.max_rx_queues) { 634 printf("Fail: nb_rxq(%d) is greater than " 635 "max_rx_queues(%d)\n", nb_rxq, 636 port->dev_info.max_rx_queues); 637 return -1; 638 } 639 if (nb_txq > port->dev_info.max_tx_queues) { 640 printf("Fail: nb_txq(%d) is greater than " 641 "max_tx_queues(%d)\n", nb_txq, 642 port->dev_info.max_tx_queues); 643 return -1; 644 } 645 if (numa_support) { 646 if (port_numa[pid] != NUMA_NO_CONFIG) 647 port->socket_id = port_numa[pid]; 648 else { 649 port->socket_id = rte_eth_dev_socket_id(pid); 650 651 /* if socket_id is invalid, set to 0 */ 652 if (check_socket_id(port->socket_id) < 0) 653 port->socket_id = 0; 654 } 655 } 656 else { 657 if (socket_num == UMA_NO_CONFIG) 658 port->socket_id = 0; 659 else 660 port->socket_id = socket_num; 661 } 662 } 663 664 q = RTE_MAX(nb_rxq, nb_txq); 665 if (q == 0) { 666 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 667 return -1; 668 } 669 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 670 if (nb_fwd_streams_new == nb_fwd_streams) 671 return 0; 672 /* clear the old */ 673 if (fwd_streams != NULL) { 674 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 675 if (fwd_streams[sm_id] == NULL) 676 continue; 677 rte_free(fwd_streams[sm_id]); 678 fwd_streams[sm_id] = NULL; 679 } 680 rte_free(fwd_streams); 681 fwd_streams = NULL; 682 } 683 684 /* init new */ 685 nb_fwd_streams = nb_fwd_streams_new; 686 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 687 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE); 688 if (fwd_streams == NULL) 689 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) " 690 "failed\n", nb_fwd_streams); 691 692 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 693 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream", 694 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE); 695 if (fwd_streams[sm_id] == NULL) 696 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)" 697 " failed\n"); 698 } 699 700 return 0; 701 } 702 703 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 704 static void 705 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 706 { 707 unsigned int total_burst; 708 unsigned int nb_burst; 709 unsigned int burst_stats[3]; 710 uint16_t pktnb_stats[3]; 711 uint16_t nb_pkt; 712 int burst_percent[3]; 713 714 /* 715 * First compute the total number of packet bursts and the 716 * two highest numbers of bursts of the same number of packets. 717 */ 718 total_burst = 0; 719 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 720 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 721 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 722 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 723 if (nb_burst == 0) 724 continue; 725 total_burst += nb_burst; 726 if (nb_burst > burst_stats[0]) { 727 burst_stats[1] = burst_stats[0]; 728 pktnb_stats[1] = pktnb_stats[0]; 729 burst_stats[0] = nb_burst; 730 pktnb_stats[0] = nb_pkt; 731 } 732 } 733 if (total_burst == 0) 734 return; 735 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 736 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 737 burst_percent[0], (int) pktnb_stats[0]); 738 if (burst_stats[0] == total_burst) { 739 printf("]\n"); 740 return; 741 } 742 if (burst_stats[0] + burst_stats[1] == total_burst) { 743 printf(" + %d%% of %d pkts]\n", 744 100 - burst_percent[0], pktnb_stats[1]); 745 return; 746 } 747 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 748 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 749 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 750 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 751 return; 752 } 753 printf(" + %d%% of %d pkts + %d%% of others]\n", 754 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 755 } 756 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 757 758 static void 759 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 760 { 761 struct rte_port *port; 762 uint8_t i; 763 764 static const char *fwd_stats_border = "----------------------"; 765 766 port = &ports[port_id]; 767 printf("\n %s Forward statistics for port %-2d %s\n", 768 fwd_stats_border, port_id, fwd_stats_border); 769 770 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 771 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 772 "%-"PRIu64"\n", 773 stats->ipackets, stats->imissed, 774 (uint64_t) (stats->ipackets + stats->imissed)); 775 776 if (cur_fwd_eng == &csum_fwd_engine) 777 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 778 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 779 if ((stats->ierrors + stats->rx_nombuf) > 0) { 780 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 781 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 782 } 783 784 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 785 "%-"PRIu64"\n", 786 stats->opackets, port->tx_dropped, 787 (uint64_t) (stats->opackets + port->tx_dropped)); 788 } 789 else { 790 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 791 "%14"PRIu64"\n", 792 stats->ipackets, stats->imissed, 793 (uint64_t) (stats->ipackets + stats->imissed)); 794 795 if (cur_fwd_eng == &csum_fwd_engine) 796 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 797 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 798 if ((stats->ierrors + stats->rx_nombuf) > 0) { 799 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 800 printf(" RX-nombufs: %14"PRIu64"\n", 801 stats->rx_nombuf); 802 } 803 804 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 805 "%14"PRIu64"\n", 806 stats->opackets, port->tx_dropped, 807 (uint64_t) (stats->opackets + port->tx_dropped)); 808 } 809 810 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 811 if (port->rx_stream) 812 pkt_burst_stats_display("RX", 813 &port->rx_stream->rx_burst_stats); 814 if (port->tx_stream) 815 pkt_burst_stats_display("TX", 816 &port->tx_stream->tx_burst_stats); 817 #endif 818 819 if (port->rx_queue_stats_mapping_enabled) { 820 printf("\n"); 821 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 822 printf(" Stats reg %2d RX-packets:%14"PRIu64 823 " RX-errors:%14"PRIu64 824 " RX-bytes:%14"PRIu64"\n", 825 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 826 } 827 printf("\n"); 828 } 829 if (port->tx_queue_stats_mapping_enabled) { 830 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 831 printf(" Stats reg %2d TX-packets:%14"PRIu64 832 " TX-bytes:%14"PRIu64"\n", 833 i, stats->q_opackets[i], stats->q_obytes[i]); 834 } 835 } 836 837 printf(" %s--------------------------------%s\n", 838 fwd_stats_border, fwd_stats_border); 839 } 840 841 static void 842 fwd_stream_stats_display(streamid_t stream_id) 843 { 844 struct fwd_stream *fs; 845 static const char *fwd_top_stats_border = "-------"; 846 847 fs = fwd_streams[stream_id]; 848 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 849 (fs->fwd_dropped == 0)) 850 return; 851 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 852 "TX Port=%2d/Queue=%2d %s\n", 853 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 854 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 855 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 856 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 857 858 /* if checksum mode */ 859 if (cur_fwd_eng == &csum_fwd_engine) { 860 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 861 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 862 } 863 864 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 865 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 866 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 867 #endif 868 } 869 870 static void 871 flush_fwd_rx_queues(void) 872 { 873 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 874 portid_t rxp; 875 portid_t port_id; 876 queueid_t rxq; 877 uint16_t nb_rx; 878 uint16_t i; 879 uint8_t j; 880 881 for (j = 0; j < 2; j++) { 882 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 883 for (rxq = 0; rxq < nb_rxq; rxq++) { 884 port_id = fwd_ports_ids[rxp]; 885 do { 886 nb_rx = rte_eth_rx_burst(port_id, rxq, 887 pkts_burst, MAX_PKT_BURST); 888 for (i = 0; i < nb_rx; i++) 889 rte_pktmbuf_free(pkts_burst[i]); 890 } while (nb_rx > 0); 891 } 892 } 893 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 894 } 895 } 896 897 static void 898 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 899 { 900 struct fwd_stream **fsm; 901 streamid_t nb_fs; 902 streamid_t sm_id; 903 904 fsm = &fwd_streams[fc->stream_idx]; 905 nb_fs = fc->stream_nb; 906 do { 907 for (sm_id = 0; sm_id < nb_fs; sm_id++) 908 (*pkt_fwd)(fsm[sm_id]); 909 } while (! fc->stopped); 910 } 911 912 static int 913 start_pkt_forward_on_core(void *fwd_arg) 914 { 915 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 916 cur_fwd_config.fwd_eng->packet_fwd); 917 return 0; 918 } 919 920 /* 921 * Run the TXONLY packet forwarding engine to send a single burst of packets. 922 * Used to start communication flows in network loopback test configurations. 923 */ 924 static int 925 run_one_txonly_burst_on_core(void *fwd_arg) 926 { 927 struct fwd_lcore *fwd_lc; 928 struct fwd_lcore tmp_lcore; 929 930 fwd_lc = (struct fwd_lcore *) fwd_arg; 931 tmp_lcore = *fwd_lc; 932 tmp_lcore.stopped = 1; 933 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 934 return 0; 935 } 936 937 /* 938 * Launch packet forwarding: 939 * - Setup per-port forwarding context. 940 * - launch logical cores with their forwarding configuration. 941 */ 942 static void 943 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 944 { 945 port_fwd_begin_t port_fwd_begin; 946 unsigned int i; 947 unsigned int lc_id; 948 int diag; 949 950 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 951 if (port_fwd_begin != NULL) { 952 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 953 (*port_fwd_begin)(fwd_ports_ids[i]); 954 } 955 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 956 lc_id = fwd_lcores_cpuids[i]; 957 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 958 fwd_lcores[i]->stopped = 0; 959 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 960 fwd_lcores[i], lc_id); 961 if (diag != 0) 962 printf("launch lcore %u failed - diag=%d\n", 963 lc_id, diag); 964 } 965 } 966 } 967 968 /* 969 * Launch packet forwarding configuration. 970 */ 971 void 972 start_packet_forwarding(int with_tx_first) 973 { 974 port_fwd_begin_t port_fwd_begin; 975 port_fwd_end_t port_fwd_end; 976 struct rte_port *port; 977 unsigned int i; 978 portid_t pt_id; 979 streamid_t sm_id; 980 981 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 982 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 983 984 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 985 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 986 987 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 988 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 989 (!nb_rxq || !nb_txq)) 990 rte_exit(EXIT_FAILURE, 991 "Either rxq or txq are 0, cannot use %s fwd mode\n", 992 cur_fwd_eng->fwd_mode_name); 993 994 if (all_ports_started() == 0) { 995 printf("Not all ports were started\n"); 996 return; 997 } 998 if (test_done == 0) { 999 printf("Packet forwarding already started\n"); 1000 return; 1001 } 1002 1003 if (init_fwd_streams() < 0) { 1004 printf("Fail from init_fwd_streams()\n"); 1005 return; 1006 } 1007 1008 if(dcb_test) { 1009 for (i = 0; i < nb_fwd_ports; i++) { 1010 pt_id = fwd_ports_ids[i]; 1011 port = &ports[pt_id]; 1012 if (!port->dcb_flag) { 1013 printf("In DCB mode, all forwarding ports must " 1014 "be configured in this mode.\n"); 1015 return; 1016 } 1017 } 1018 if (nb_fwd_lcores == 1) { 1019 printf("In DCB mode,the nb forwarding cores " 1020 "should be larger than 1.\n"); 1021 return; 1022 } 1023 } 1024 test_done = 0; 1025 1026 if(!no_flush_rx) 1027 flush_fwd_rx_queues(); 1028 1029 fwd_config_setup(); 1030 pkt_fwd_config_display(&cur_fwd_config); 1031 rxtx_config_display(); 1032 1033 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1034 pt_id = fwd_ports_ids[i]; 1035 port = &ports[pt_id]; 1036 rte_eth_stats_get(pt_id, &port->stats); 1037 port->tx_dropped = 0; 1038 1039 map_port_queue_stats_mapping_registers(pt_id, port); 1040 } 1041 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1042 fwd_streams[sm_id]->rx_packets = 0; 1043 fwd_streams[sm_id]->tx_packets = 0; 1044 fwd_streams[sm_id]->fwd_dropped = 0; 1045 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1046 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1047 1048 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1049 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1050 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1051 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1052 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1053 #endif 1054 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1055 fwd_streams[sm_id]->core_cycles = 0; 1056 #endif 1057 } 1058 if (with_tx_first) { 1059 port_fwd_begin = tx_only_engine.port_fwd_begin; 1060 if (port_fwd_begin != NULL) { 1061 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1062 (*port_fwd_begin)(fwd_ports_ids[i]); 1063 } 1064 while (with_tx_first--) { 1065 launch_packet_forwarding( 1066 run_one_txonly_burst_on_core); 1067 rte_eal_mp_wait_lcore(); 1068 } 1069 port_fwd_end = tx_only_engine.port_fwd_end; 1070 if (port_fwd_end != NULL) { 1071 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1072 (*port_fwd_end)(fwd_ports_ids[i]); 1073 } 1074 } 1075 launch_packet_forwarding(start_pkt_forward_on_core); 1076 } 1077 1078 void 1079 stop_packet_forwarding(void) 1080 { 1081 struct rte_eth_stats stats; 1082 struct rte_port *port; 1083 port_fwd_end_t port_fwd_end; 1084 int i; 1085 portid_t pt_id; 1086 streamid_t sm_id; 1087 lcoreid_t lc_id; 1088 uint64_t total_recv; 1089 uint64_t total_xmit; 1090 uint64_t total_rx_dropped; 1091 uint64_t total_tx_dropped; 1092 uint64_t total_rx_nombuf; 1093 uint64_t tx_dropped; 1094 uint64_t rx_bad_ip_csum; 1095 uint64_t rx_bad_l4_csum; 1096 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1097 uint64_t fwd_cycles; 1098 #endif 1099 static const char *acc_stats_border = "+++++++++++++++"; 1100 1101 if (test_done) { 1102 printf("Packet forwarding not started\n"); 1103 return; 1104 } 1105 printf("Telling cores to stop..."); 1106 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1107 fwd_lcores[lc_id]->stopped = 1; 1108 printf("\nWaiting for lcores to finish...\n"); 1109 rte_eal_mp_wait_lcore(); 1110 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1111 if (port_fwd_end != NULL) { 1112 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1113 pt_id = fwd_ports_ids[i]; 1114 (*port_fwd_end)(pt_id); 1115 } 1116 } 1117 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1118 fwd_cycles = 0; 1119 #endif 1120 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1121 if (cur_fwd_config.nb_fwd_streams > 1122 cur_fwd_config.nb_fwd_ports) { 1123 fwd_stream_stats_display(sm_id); 1124 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1125 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1126 } else { 1127 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1128 fwd_streams[sm_id]; 1129 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1130 fwd_streams[sm_id]; 1131 } 1132 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1133 tx_dropped = (uint64_t) (tx_dropped + 1134 fwd_streams[sm_id]->fwd_dropped); 1135 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1136 1137 rx_bad_ip_csum = 1138 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1139 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1140 fwd_streams[sm_id]->rx_bad_ip_csum); 1141 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1142 rx_bad_ip_csum; 1143 1144 rx_bad_l4_csum = 1145 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1146 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1147 fwd_streams[sm_id]->rx_bad_l4_csum); 1148 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1149 rx_bad_l4_csum; 1150 1151 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1152 fwd_cycles = (uint64_t) (fwd_cycles + 1153 fwd_streams[sm_id]->core_cycles); 1154 #endif 1155 } 1156 total_recv = 0; 1157 total_xmit = 0; 1158 total_rx_dropped = 0; 1159 total_tx_dropped = 0; 1160 total_rx_nombuf = 0; 1161 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1162 pt_id = fwd_ports_ids[i]; 1163 1164 port = &ports[pt_id]; 1165 rte_eth_stats_get(pt_id, &stats); 1166 stats.ipackets -= port->stats.ipackets; 1167 port->stats.ipackets = 0; 1168 stats.opackets -= port->stats.opackets; 1169 port->stats.opackets = 0; 1170 stats.ibytes -= port->stats.ibytes; 1171 port->stats.ibytes = 0; 1172 stats.obytes -= port->stats.obytes; 1173 port->stats.obytes = 0; 1174 stats.imissed -= port->stats.imissed; 1175 port->stats.imissed = 0; 1176 stats.oerrors -= port->stats.oerrors; 1177 port->stats.oerrors = 0; 1178 stats.rx_nombuf -= port->stats.rx_nombuf; 1179 port->stats.rx_nombuf = 0; 1180 1181 total_recv += stats.ipackets; 1182 total_xmit += stats.opackets; 1183 total_rx_dropped += stats.imissed; 1184 total_tx_dropped += port->tx_dropped; 1185 total_rx_nombuf += stats.rx_nombuf; 1186 1187 fwd_port_stats_display(pt_id, &stats); 1188 } 1189 printf("\n %s Accumulated forward statistics for all ports" 1190 "%s\n", 1191 acc_stats_border, acc_stats_border); 1192 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1193 "%-"PRIu64"\n" 1194 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1195 "%-"PRIu64"\n", 1196 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1197 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1198 if (total_rx_nombuf > 0) 1199 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1200 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1201 "%s\n", 1202 acc_stats_border, acc_stats_border); 1203 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1204 if (total_recv > 0) 1205 printf("\n CPU cycles/packet=%u (total cycles=" 1206 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1207 (unsigned int)(fwd_cycles / total_recv), 1208 fwd_cycles, total_recv); 1209 #endif 1210 printf("\nDone.\n"); 1211 test_done = 1; 1212 } 1213 1214 void 1215 dev_set_link_up(portid_t pid) 1216 { 1217 if (rte_eth_dev_set_link_up((uint8_t)pid) < 0) 1218 printf("\nSet link up fail.\n"); 1219 } 1220 1221 void 1222 dev_set_link_down(portid_t pid) 1223 { 1224 if (rte_eth_dev_set_link_down((uint8_t)pid) < 0) 1225 printf("\nSet link down fail.\n"); 1226 } 1227 1228 static int 1229 all_ports_started(void) 1230 { 1231 portid_t pi; 1232 struct rte_port *port; 1233 1234 FOREACH_PORT(pi, ports) { 1235 port = &ports[pi]; 1236 /* Check if there is a port which is not started */ 1237 if ((port->port_status != RTE_PORT_STARTED) && 1238 (port->slave_flag == 0)) 1239 return 0; 1240 } 1241 1242 /* No port is not started */ 1243 return 1; 1244 } 1245 1246 int 1247 all_ports_stopped(void) 1248 { 1249 portid_t pi; 1250 struct rte_port *port; 1251 1252 FOREACH_PORT(pi, ports) { 1253 port = &ports[pi]; 1254 if ((port->port_status != RTE_PORT_STOPPED) && 1255 (port->slave_flag == 0)) 1256 return 0; 1257 } 1258 1259 return 1; 1260 } 1261 1262 int 1263 port_is_started(portid_t port_id) 1264 { 1265 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1266 return 0; 1267 1268 if (ports[port_id].port_status != RTE_PORT_STARTED) 1269 return 0; 1270 1271 return 1; 1272 } 1273 1274 static int 1275 port_is_closed(portid_t port_id) 1276 { 1277 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1278 return 0; 1279 1280 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1281 return 0; 1282 1283 return 1; 1284 } 1285 1286 int 1287 start_port(portid_t pid) 1288 { 1289 int diag, need_check_link_status = -1; 1290 portid_t pi; 1291 queueid_t qi; 1292 struct rte_port *port; 1293 struct ether_addr mac_addr; 1294 1295 if (port_id_is_invalid(pid, ENABLED_WARN)) 1296 return 0; 1297 1298 if(dcb_config) 1299 dcb_test = 1; 1300 FOREACH_PORT(pi, ports) { 1301 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1302 continue; 1303 1304 need_check_link_status = 0; 1305 port = &ports[pi]; 1306 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1307 RTE_PORT_HANDLING) == 0) { 1308 printf("Port %d is now not stopped\n", pi); 1309 continue; 1310 } 1311 1312 if (port->need_reconfig > 0) { 1313 port->need_reconfig = 0; 1314 1315 printf("Configuring Port %d (socket %u)\n", pi, 1316 port->socket_id); 1317 /* configure port */ 1318 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1319 &(port->dev_conf)); 1320 if (diag != 0) { 1321 if (rte_atomic16_cmpset(&(port->port_status), 1322 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1323 printf("Port %d can not be set back " 1324 "to stopped\n", pi); 1325 printf("Fail to configure port %d\n", pi); 1326 /* try to reconfigure port next time */ 1327 port->need_reconfig = 1; 1328 return -1; 1329 } 1330 } 1331 if (port->need_reconfig_queues > 0) { 1332 port->need_reconfig_queues = 0; 1333 /* setup tx queues */ 1334 for (qi = 0; qi < nb_txq; qi++) { 1335 if ((numa_support) && 1336 (txring_numa[pi] != NUMA_NO_CONFIG)) 1337 diag = rte_eth_tx_queue_setup(pi, qi, 1338 nb_txd,txring_numa[pi], 1339 &(port->tx_conf)); 1340 else 1341 diag = rte_eth_tx_queue_setup(pi, qi, 1342 nb_txd,port->socket_id, 1343 &(port->tx_conf)); 1344 1345 if (diag == 0) 1346 continue; 1347 1348 /* Fail to setup tx queue, return */ 1349 if (rte_atomic16_cmpset(&(port->port_status), 1350 RTE_PORT_HANDLING, 1351 RTE_PORT_STOPPED) == 0) 1352 printf("Port %d can not be set back " 1353 "to stopped\n", pi); 1354 printf("Fail to configure port %d tx queues\n", pi); 1355 /* try to reconfigure queues next time */ 1356 port->need_reconfig_queues = 1; 1357 return -1; 1358 } 1359 /* setup rx queues */ 1360 for (qi = 0; qi < nb_rxq; qi++) { 1361 if ((numa_support) && 1362 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1363 struct rte_mempool * mp = 1364 mbuf_pool_find(rxring_numa[pi]); 1365 if (mp == NULL) { 1366 printf("Failed to setup RX queue:" 1367 "No mempool allocation" 1368 " on the socket %d\n", 1369 rxring_numa[pi]); 1370 return -1; 1371 } 1372 1373 diag = rte_eth_rx_queue_setup(pi, qi, 1374 nb_rxd,rxring_numa[pi], 1375 &(port->rx_conf),mp); 1376 } else { 1377 struct rte_mempool *mp = 1378 mbuf_pool_find(port->socket_id); 1379 if (mp == NULL) { 1380 printf("Failed to setup RX queue:" 1381 "No mempool allocation" 1382 " on the socket %d\n", 1383 port->socket_id); 1384 return -1; 1385 } 1386 diag = rte_eth_rx_queue_setup(pi, qi, 1387 nb_rxd,port->socket_id, 1388 &(port->rx_conf), mp); 1389 } 1390 if (diag == 0) 1391 continue; 1392 1393 /* Fail to setup rx queue, return */ 1394 if (rte_atomic16_cmpset(&(port->port_status), 1395 RTE_PORT_HANDLING, 1396 RTE_PORT_STOPPED) == 0) 1397 printf("Port %d can not be set back " 1398 "to stopped\n", pi); 1399 printf("Fail to configure port %d rx queues\n", pi); 1400 /* try to reconfigure queues next time */ 1401 port->need_reconfig_queues = 1; 1402 return -1; 1403 } 1404 } 1405 /* start port */ 1406 if (rte_eth_dev_start(pi) < 0) { 1407 printf("Fail to start port %d\n", pi); 1408 1409 /* Fail to setup rx queue, return */ 1410 if (rte_atomic16_cmpset(&(port->port_status), 1411 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1412 printf("Port %d can not be set back to " 1413 "stopped\n", pi); 1414 continue; 1415 } 1416 1417 if (rte_atomic16_cmpset(&(port->port_status), 1418 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1419 printf("Port %d can not be set into started\n", pi); 1420 1421 rte_eth_macaddr_get(pi, &mac_addr); 1422 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1423 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1424 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1425 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1426 1427 /* at least one port started, need checking link status */ 1428 need_check_link_status = 1; 1429 } 1430 1431 if (need_check_link_status == 1 && !no_link_check) 1432 check_all_ports_link_status(RTE_PORT_ALL); 1433 else if (need_check_link_status == 0) 1434 printf("Please stop the ports first\n"); 1435 1436 printf("Done\n"); 1437 return 0; 1438 } 1439 1440 void 1441 stop_port(portid_t pid) 1442 { 1443 portid_t pi; 1444 struct rte_port *port; 1445 int need_check_link_status = 0; 1446 1447 if (dcb_test) { 1448 dcb_test = 0; 1449 dcb_config = 0; 1450 } 1451 1452 if (port_id_is_invalid(pid, ENABLED_WARN)) 1453 return; 1454 1455 printf("Stopping ports...\n"); 1456 1457 FOREACH_PORT(pi, ports) { 1458 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1459 continue; 1460 1461 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1462 printf("Please remove port %d from forwarding configuration.\n", pi); 1463 continue; 1464 } 1465 1466 if (port_is_bonding_slave(pi)) { 1467 printf("Please remove port %d from bonded device.\n", pi); 1468 continue; 1469 } 1470 1471 port = &ports[pi]; 1472 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1473 RTE_PORT_HANDLING) == 0) 1474 continue; 1475 1476 rte_eth_dev_stop(pi); 1477 1478 if (rte_atomic16_cmpset(&(port->port_status), 1479 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1480 printf("Port %d can not be set into stopped\n", pi); 1481 need_check_link_status = 1; 1482 } 1483 if (need_check_link_status && !no_link_check) 1484 check_all_ports_link_status(RTE_PORT_ALL); 1485 1486 printf("Done\n"); 1487 } 1488 1489 void 1490 close_port(portid_t pid) 1491 { 1492 portid_t pi; 1493 struct rte_port *port; 1494 1495 if (port_id_is_invalid(pid, ENABLED_WARN)) 1496 return; 1497 1498 printf("Closing ports...\n"); 1499 1500 FOREACH_PORT(pi, ports) { 1501 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1502 continue; 1503 1504 if (port_is_forwarding(pi) != 0 && test_done == 0) { 1505 printf("Please remove port %d from forwarding configuration.\n", pi); 1506 continue; 1507 } 1508 1509 if (port_is_bonding_slave(pi)) { 1510 printf("Please remove port %d from bonded device.\n", pi); 1511 continue; 1512 } 1513 1514 port = &ports[pi]; 1515 if (rte_atomic16_cmpset(&(port->port_status), 1516 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 1517 printf("Port %d is already closed\n", pi); 1518 continue; 1519 } 1520 1521 if (rte_atomic16_cmpset(&(port->port_status), 1522 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1523 printf("Port %d is now not stopped\n", pi); 1524 continue; 1525 } 1526 1527 rte_eth_dev_close(pi); 1528 1529 if (rte_atomic16_cmpset(&(port->port_status), 1530 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1531 printf("Port %d cannot be set to closed\n", pi); 1532 } 1533 1534 printf("Done\n"); 1535 } 1536 1537 void 1538 attach_port(char *identifier) 1539 { 1540 portid_t pi = 0; 1541 unsigned int socket_id; 1542 1543 printf("Attaching a new port...\n"); 1544 1545 if (identifier == NULL) { 1546 printf("Invalid parameters are specified\n"); 1547 return; 1548 } 1549 1550 if (rte_eth_dev_attach(identifier, &pi)) 1551 return; 1552 1553 ports[pi].enabled = 1; 1554 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 1555 /* if socket_id is invalid, set to 0 */ 1556 if (check_socket_id(socket_id) < 0) 1557 socket_id = 0; 1558 reconfig(pi, socket_id); 1559 rte_eth_promiscuous_enable(pi); 1560 1561 nb_ports = rte_eth_dev_count(); 1562 1563 ports[pi].port_status = RTE_PORT_STOPPED; 1564 1565 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1566 printf("Done\n"); 1567 } 1568 1569 void 1570 detach_port(uint8_t port_id) 1571 { 1572 char name[RTE_ETH_NAME_MAX_LEN]; 1573 1574 printf("Detaching a port...\n"); 1575 1576 if (!port_is_closed(port_id)) { 1577 printf("Please close port first\n"); 1578 return; 1579 } 1580 1581 if (rte_eth_dev_detach(port_id, name)) 1582 return; 1583 1584 ports[port_id].enabled = 0; 1585 nb_ports = rte_eth_dev_count(); 1586 1587 printf("Port '%s' is detached. Now total ports is %d\n", 1588 name, nb_ports); 1589 printf("Done\n"); 1590 return; 1591 } 1592 1593 void 1594 pmd_test_exit(void) 1595 { 1596 portid_t pt_id; 1597 1598 if (test_done == 0) 1599 stop_packet_forwarding(); 1600 1601 if (ports != NULL) { 1602 no_link_check = 1; 1603 FOREACH_PORT(pt_id, ports) { 1604 printf("\nShutting down port %d...\n", pt_id); 1605 fflush(stdout); 1606 stop_port(pt_id); 1607 close_port(pt_id); 1608 } 1609 } 1610 printf("\nBye...\n"); 1611 } 1612 1613 typedef void (*cmd_func_t)(void); 1614 struct pmd_test_command { 1615 const char *cmd_name; 1616 cmd_func_t cmd_func; 1617 }; 1618 1619 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1620 1621 /* Check the link status of all ports in up to 9s, and print them finally */ 1622 static void 1623 check_all_ports_link_status(uint32_t port_mask) 1624 { 1625 #define CHECK_INTERVAL 100 /* 100ms */ 1626 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1627 uint8_t portid, count, all_ports_up, print_flag = 0; 1628 struct rte_eth_link link; 1629 1630 printf("Checking link statuses...\n"); 1631 fflush(stdout); 1632 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1633 all_ports_up = 1; 1634 FOREACH_PORT(portid, ports) { 1635 if ((port_mask & (1 << portid)) == 0) 1636 continue; 1637 memset(&link, 0, sizeof(link)); 1638 rte_eth_link_get_nowait(portid, &link); 1639 /* print link status if flag set */ 1640 if (print_flag == 1) { 1641 if (link.link_status) 1642 printf("Port %d Link Up - speed %u " 1643 "Mbps - %s\n", (uint8_t)portid, 1644 (unsigned)link.link_speed, 1645 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1646 ("full-duplex") : ("half-duplex\n")); 1647 else 1648 printf("Port %d Link Down\n", 1649 (uint8_t)portid); 1650 continue; 1651 } 1652 /* clear all_ports_up flag if any link down */ 1653 if (link.link_status == ETH_LINK_DOWN) { 1654 all_ports_up = 0; 1655 break; 1656 } 1657 } 1658 /* after finally printing all link status, get out */ 1659 if (print_flag == 1) 1660 break; 1661 1662 if (all_ports_up == 0) { 1663 fflush(stdout); 1664 rte_delay_ms(CHECK_INTERVAL); 1665 } 1666 1667 /* set the print_flag if all ports up or timeout */ 1668 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1669 print_flag = 1; 1670 } 1671 } 1672 } 1673 1674 static int 1675 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1676 { 1677 uint16_t i; 1678 int diag; 1679 uint8_t mapping_found = 0; 1680 1681 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 1682 if ((tx_queue_stats_mappings[i].port_id == port_id) && 1683 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 1684 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 1685 tx_queue_stats_mappings[i].queue_id, 1686 tx_queue_stats_mappings[i].stats_counter_id); 1687 if (diag != 0) 1688 return diag; 1689 mapping_found = 1; 1690 } 1691 } 1692 if (mapping_found) 1693 port->tx_queue_stats_mapping_enabled = 1; 1694 return 0; 1695 } 1696 1697 static int 1698 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1699 { 1700 uint16_t i; 1701 int diag; 1702 uint8_t mapping_found = 0; 1703 1704 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 1705 if ((rx_queue_stats_mappings[i].port_id == port_id) && 1706 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 1707 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 1708 rx_queue_stats_mappings[i].queue_id, 1709 rx_queue_stats_mappings[i].stats_counter_id); 1710 if (diag != 0) 1711 return diag; 1712 mapping_found = 1; 1713 } 1714 } 1715 if (mapping_found) 1716 port->rx_queue_stats_mapping_enabled = 1; 1717 return 0; 1718 } 1719 1720 static void 1721 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port) 1722 { 1723 int diag = 0; 1724 1725 diag = set_tx_queue_stats_mapping_registers(pi, port); 1726 if (diag != 0) { 1727 if (diag == -ENOTSUP) { 1728 port->tx_queue_stats_mapping_enabled = 0; 1729 printf("TX queue stats mapping not supported port id=%d\n", pi); 1730 } 1731 else 1732 rte_exit(EXIT_FAILURE, 1733 "set_tx_queue_stats_mapping_registers " 1734 "failed for port id=%d diag=%d\n", 1735 pi, diag); 1736 } 1737 1738 diag = set_rx_queue_stats_mapping_registers(pi, port); 1739 if (diag != 0) { 1740 if (diag == -ENOTSUP) { 1741 port->rx_queue_stats_mapping_enabled = 0; 1742 printf("RX queue stats mapping not supported port id=%d\n", pi); 1743 } 1744 else 1745 rte_exit(EXIT_FAILURE, 1746 "set_rx_queue_stats_mapping_registers " 1747 "failed for port id=%d diag=%d\n", 1748 pi, diag); 1749 } 1750 } 1751 1752 static void 1753 rxtx_port_config(struct rte_port *port) 1754 { 1755 port->rx_conf = port->dev_info.default_rxconf; 1756 port->tx_conf = port->dev_info.default_txconf; 1757 1758 /* Check if any RX/TX parameters have been passed */ 1759 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 1760 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 1761 1762 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 1763 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 1764 1765 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 1766 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 1767 1768 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 1769 port->rx_conf.rx_free_thresh = rx_free_thresh; 1770 1771 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 1772 port->rx_conf.rx_drop_en = rx_drop_en; 1773 1774 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 1775 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 1776 1777 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 1778 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 1779 1780 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 1781 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 1782 1783 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 1784 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 1785 1786 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 1787 port->tx_conf.tx_free_thresh = tx_free_thresh; 1788 1789 if (txq_flags != RTE_PMD_PARAM_UNSET) 1790 port->tx_conf.txq_flags = txq_flags; 1791 } 1792 1793 void 1794 init_port_config(void) 1795 { 1796 portid_t pid; 1797 struct rte_port *port; 1798 1799 FOREACH_PORT(pid, ports) { 1800 port = &ports[pid]; 1801 port->dev_conf.rxmode = rx_mode; 1802 port->dev_conf.fdir_conf = fdir_conf; 1803 if (nb_rxq > 1) { 1804 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1805 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 1806 } else { 1807 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1808 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 1809 } 1810 1811 if (port->dcb_flag == 0 && port->dev_info.max_vfs == 0) { 1812 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1813 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 1814 else 1815 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 1816 } 1817 1818 if (port->dev_info.max_vfs != 0) { 1819 if (port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1820 port->dev_conf.rxmode.mq_mode = 1821 ETH_MQ_RX_VMDQ_RSS; 1822 else 1823 port->dev_conf.rxmode.mq_mode = 1824 ETH_MQ_RX_NONE; 1825 1826 port->dev_conf.txmode.mq_mode = ETH_MQ_TX_NONE; 1827 } 1828 1829 rxtx_port_config(port); 1830 1831 rte_eth_macaddr_get(pid, &port->eth_addr); 1832 1833 map_port_queue_stats_mapping_registers(pid, port); 1834 #ifdef RTE_NIC_BYPASS 1835 rte_eth_dev_bypass_init(pid); 1836 #endif 1837 } 1838 } 1839 1840 void set_port_slave_flag(portid_t slave_pid) 1841 { 1842 struct rte_port *port; 1843 1844 port = &ports[slave_pid]; 1845 port->slave_flag = 1; 1846 } 1847 1848 void clear_port_slave_flag(portid_t slave_pid) 1849 { 1850 struct rte_port *port; 1851 1852 port = &ports[slave_pid]; 1853 port->slave_flag = 0; 1854 } 1855 1856 uint8_t port_is_bonding_slave(portid_t slave_pid) 1857 { 1858 struct rte_port *port; 1859 1860 port = &ports[slave_pid]; 1861 return port->slave_flag; 1862 } 1863 1864 const uint16_t vlan_tags[] = { 1865 0, 1, 2, 3, 4, 5, 6, 7, 1866 8, 9, 10, 11, 12, 13, 14, 15, 1867 16, 17, 18, 19, 20, 21, 22, 23, 1868 24, 25, 26, 27, 28, 29, 30, 31 1869 }; 1870 1871 static int 1872 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, 1873 enum dcb_mode_enable dcb_mode, 1874 enum rte_eth_nb_tcs num_tcs, 1875 uint8_t pfc_en) 1876 { 1877 uint8_t i; 1878 1879 /* 1880 * Builds up the correct configuration for dcb+vt based on the vlan tags array 1881 * given above, and the number of traffic classes available for use. 1882 */ 1883 if (dcb_mode == DCB_VT_ENABLED) { 1884 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 1885 ð_conf->rx_adv_conf.vmdq_dcb_conf; 1886 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 1887 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 1888 1889 /* VMDQ+DCB RX and TX configrations */ 1890 vmdq_rx_conf->enable_default_pool = 0; 1891 vmdq_rx_conf->default_pool = 0; 1892 vmdq_rx_conf->nb_queue_pools = 1893 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1894 vmdq_tx_conf->nb_queue_pools = 1895 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1896 1897 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 1898 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 1899 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 1900 vmdq_rx_conf->pool_map[i].pools = 1901 1 << (i % vmdq_rx_conf->nb_queue_pools); 1902 } 1903 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 1904 vmdq_rx_conf->dcb_tc[i] = i; 1905 vmdq_tx_conf->dcb_tc[i] = i; 1906 } 1907 1908 /* set DCB mode of RX and TX of multiple queues */ 1909 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 1910 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 1911 } else { 1912 struct rte_eth_dcb_rx_conf *rx_conf = 1913 ð_conf->rx_adv_conf.dcb_rx_conf; 1914 struct rte_eth_dcb_tx_conf *tx_conf = 1915 ð_conf->tx_adv_conf.dcb_tx_conf; 1916 1917 rx_conf->nb_tcs = num_tcs; 1918 tx_conf->nb_tcs = num_tcs; 1919 1920 for (i = 0; i < num_tcs; i++) { 1921 rx_conf->dcb_tc[i] = i; 1922 tx_conf->dcb_tc[i] = i; 1923 } 1924 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 1925 eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf; 1926 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 1927 } 1928 1929 if (pfc_en) 1930 eth_conf->dcb_capability_en = 1931 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 1932 else 1933 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 1934 1935 return 0; 1936 } 1937 1938 int 1939 init_port_dcb_config(portid_t pid, 1940 enum dcb_mode_enable dcb_mode, 1941 enum rte_eth_nb_tcs num_tcs, 1942 uint8_t pfc_en) 1943 { 1944 struct rte_eth_conf port_conf; 1945 struct rte_eth_dev_info dev_info; 1946 struct rte_port *rte_port; 1947 int retval; 1948 uint16_t i; 1949 1950 rte_eth_dev_info_get(pid, &dev_info); 1951 1952 /* If dev_info.vmdq_pool_base is greater than 0, 1953 * the queue id of vmdq pools is started after pf queues. 1954 */ 1955 if (dcb_mode == DCB_VT_ENABLED && dev_info.vmdq_pool_base > 0) { 1956 printf("VMDQ_DCB multi-queue mode is nonsensical" 1957 " for port %d.", pid); 1958 return -1; 1959 } 1960 1961 /* Assume the ports in testpmd have the same dcb capability 1962 * and has the same number of rxq and txq in dcb mode 1963 */ 1964 if (dcb_mode == DCB_VT_ENABLED) { 1965 nb_rxq = dev_info.max_rx_queues; 1966 nb_txq = dev_info.max_tx_queues; 1967 } else { 1968 /*if vt is disabled, use all pf queues */ 1969 if (dev_info.vmdq_pool_base == 0) { 1970 nb_rxq = dev_info.max_rx_queues; 1971 nb_txq = dev_info.max_tx_queues; 1972 } else { 1973 nb_rxq = (queueid_t)num_tcs; 1974 nb_txq = (queueid_t)num_tcs; 1975 1976 } 1977 } 1978 rx_free_thresh = 64; 1979 1980 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 1981 /* Enter DCB configuration status */ 1982 dcb_config = 1; 1983 1984 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 1985 retval = get_eth_dcb_conf(&port_conf, dcb_mode, num_tcs, pfc_en); 1986 if (retval < 0) 1987 return retval; 1988 1989 rte_port = &ports[pid]; 1990 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 1991 1992 rxtx_port_config(rte_port); 1993 /* VLAN filter */ 1994 rte_port->dev_conf.rxmode.hw_vlan_filter = 1; 1995 for (i = 0; i < RTE_DIM(vlan_tags); i++) 1996 rx_vft_set(pid, vlan_tags[i], 1); 1997 1998 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 1999 map_port_queue_stats_mapping_registers(pid, rte_port); 2000 2001 rte_port->dcb_flag = 1; 2002 2003 return 0; 2004 } 2005 2006 static void 2007 init_port(void) 2008 { 2009 portid_t pid; 2010 2011 /* Configuration of Ethernet ports. */ 2012 ports = rte_zmalloc("testpmd: ports", 2013 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2014 RTE_CACHE_LINE_SIZE); 2015 if (ports == NULL) { 2016 rte_exit(EXIT_FAILURE, 2017 "rte_zmalloc(%d struct rte_port) failed\n", 2018 RTE_MAX_ETHPORTS); 2019 } 2020 2021 /* enabled allocated ports */ 2022 for (pid = 0; pid < nb_ports; pid++) 2023 ports[pid].enabled = 1; 2024 } 2025 2026 static void 2027 force_quit(void) 2028 { 2029 pmd_test_exit(); 2030 prompt_exit(); 2031 } 2032 2033 static void 2034 signal_handler(int signum) 2035 { 2036 if (signum == SIGINT || signum == SIGTERM) { 2037 printf("\nSignal %d received, preparing to exit...\n", 2038 signum); 2039 #ifdef RTE_LIBRTE_PDUMP 2040 /* uninitialize packet capture framework */ 2041 rte_pdump_uninit(); 2042 #endif 2043 force_quit(); 2044 /* exit with the expected status */ 2045 signal(signum, SIG_DFL); 2046 kill(getpid(), signum); 2047 } 2048 } 2049 2050 int 2051 main(int argc, char** argv) 2052 { 2053 int diag; 2054 uint8_t port_id; 2055 2056 signal(SIGINT, signal_handler); 2057 signal(SIGTERM, signal_handler); 2058 2059 diag = rte_eal_init(argc, argv); 2060 if (diag < 0) 2061 rte_panic("Cannot init EAL\n"); 2062 2063 #ifdef RTE_LIBRTE_PDUMP 2064 /* initialize packet capture framework */ 2065 rte_pdump_init(NULL); 2066 #endif 2067 2068 nb_ports = (portid_t) rte_eth_dev_count(); 2069 if (nb_ports == 0) 2070 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n"); 2071 2072 /* allocate port structures, and init them */ 2073 init_port(); 2074 2075 set_def_fwd_config(); 2076 if (nb_lcores == 0) 2077 rte_panic("Empty set of forwarding logical cores - check the " 2078 "core mask supplied in the command parameters\n"); 2079 2080 argc -= diag; 2081 argv += diag; 2082 if (argc > 1) 2083 launch_args_parse(argc, argv); 2084 2085 if (!nb_rxq && !nb_txq) 2086 printf("Warning: Either rx or tx queues should be non-zero\n"); 2087 2088 if (nb_rxq > 1 && nb_rxq > nb_txq) 2089 printf("Warning: nb_rxq=%d enables RSS configuration, " 2090 "but nb_txq=%d will prevent to fully test it.\n", 2091 nb_rxq, nb_txq); 2092 2093 init_config(); 2094 if (start_port(RTE_PORT_ALL) != 0) 2095 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 2096 2097 /* set all ports to promiscuous mode by default */ 2098 FOREACH_PORT(port_id, ports) 2099 rte_eth_promiscuous_enable(port_id); 2100 2101 #ifdef RTE_LIBRTE_CMDLINE 2102 if (interactive == 1) { 2103 if (auto_start) { 2104 printf("Start automatic packet forwarding\n"); 2105 start_packet_forwarding(0); 2106 } 2107 prompt(); 2108 } else 2109 #endif 2110 { 2111 char c; 2112 int rc; 2113 2114 printf("No commandline core given, start packet forwarding\n"); 2115 start_packet_forwarding(0); 2116 printf("Press enter to exit\n"); 2117 rc = read(0, &c, 1); 2118 pmd_test_exit(); 2119 if (rc < 0) 2120 return 1; 2121 } 2122 2123 return 0; 2124 } 2125