1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2010-2014 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_byteorder.h> 53 #include <rte_log.h> 54 #include <rte_debug.h> 55 #include <rte_cycles.h> 56 #include <rte_memory.h> 57 #include <rte_memcpy.h> 58 #include <rte_memzone.h> 59 #include <rte_launch.h> 60 #include <rte_eal.h> 61 #include <rte_per_lcore.h> 62 #include <rte_lcore.h> 63 #include <rte_atomic.h> 64 #include <rte_branch_prediction.h> 65 #include <rte_ring.h> 66 #include <rte_mempool.h> 67 #include <rte_malloc.h> 68 #include <rte_mbuf.h> 69 #include <rte_interrupts.h> 70 #include <rte_pci.h> 71 #include <rte_ether.h> 72 #include <rte_ethdev.h> 73 #include <rte_dev.h> 74 #include <rte_string_fns.h> 75 #ifdef RTE_LIBRTE_PMD_XENVIRT 76 #include <rte_eth_xenvirt.h> 77 #endif 78 79 #include "testpmd.h" 80 #include "mempool_osdep.h" 81 82 uint16_t verbose_level = 0; /**< Silent by default. */ 83 84 /* use master core for command line ? */ 85 uint8_t interactive = 0; 86 uint8_t auto_start = 0; 87 88 /* 89 * NUMA support configuration. 90 * When set, the NUMA support attempts to dispatch the allocation of the 91 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 92 * probed ports among the CPU sockets 0 and 1. 93 * Otherwise, all memory is allocated from CPU socket 0. 94 */ 95 uint8_t numa_support = 0; /**< No numa support by default */ 96 97 /* 98 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 99 * not configured. 100 */ 101 uint8_t socket_num = UMA_NO_CONFIG; 102 103 /* 104 * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs. 105 */ 106 uint8_t mp_anon = 0; 107 108 /* 109 * Record the Ethernet address of peer target ports to which packets are 110 * forwarded. 111 * Must be instanciated with the ethernet addresses of peer traffic generator 112 * ports. 113 */ 114 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 115 portid_t nb_peer_eth_addrs = 0; 116 117 /* 118 * Probed Target Environment. 119 */ 120 struct rte_port *ports; /**< For all probed ethernet ports. */ 121 portid_t nb_ports; /**< Number of probed ethernet ports. */ 122 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 123 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 124 125 /* 126 * Test Forwarding Configuration. 127 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 128 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 129 */ 130 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 131 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 132 portid_t nb_cfg_ports; /**< Number of configured ports. */ 133 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 134 135 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 136 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 137 138 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 139 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 140 141 /* 142 * Forwarding engines. 143 */ 144 struct fwd_engine * fwd_engines[] = { 145 &io_fwd_engine, 146 &mac_fwd_engine, 147 &mac_retry_fwd_engine, 148 &mac_swap_engine, 149 &flow_gen_engine, 150 &rx_only_engine, 151 &tx_only_engine, 152 &csum_fwd_engine, 153 &icmp_echo_engine, 154 #ifdef RTE_LIBRTE_IEEE1588 155 &ieee1588_fwd_engine, 156 #endif 157 NULL, 158 }; 159 160 struct fwd_config cur_fwd_config; 161 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 162 163 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 164 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 165 * specified on command-line. */ 166 167 /* 168 * Configuration of packet segments used by the "txonly" processing engine. 169 */ 170 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 171 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 172 TXONLY_DEF_PACKET_LEN, 173 }; 174 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 175 176 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 177 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 178 179 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 180 uint8_t dcb_config = 0; 181 182 /* Whether the dcb is in testing status */ 183 uint8_t dcb_test = 0; 184 185 /* DCB on and VT on mapping is default */ 186 enum dcb_queue_mapping_mode dcb_q_mapping = DCB_VT_Q_MAPPING; 187 188 /* 189 * Configurable number of RX/TX queues. 190 */ 191 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 192 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 193 194 /* 195 * Configurable number of RX/TX ring descriptors. 196 */ 197 #define RTE_TEST_RX_DESC_DEFAULT 128 198 #define RTE_TEST_TX_DESC_DEFAULT 512 199 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 200 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 201 202 #define RTE_PMD_PARAM_UNSET -1 203 /* 204 * Configurable values of RX and TX ring threshold registers. 205 */ 206 207 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 208 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 209 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 210 211 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 212 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 213 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 214 215 /* 216 * Configurable value of RX free threshold. 217 */ 218 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 219 220 /* 221 * Configurable value of RX drop enable. 222 */ 223 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 224 225 /* 226 * Configurable value of TX free threshold. 227 */ 228 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 229 230 /* 231 * Configurable value of TX RS bit threshold. 232 */ 233 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 234 235 /* 236 * Configurable value of TX queue flags. 237 */ 238 int32_t txq_flags = RTE_PMD_PARAM_UNSET; 239 240 /* 241 * Receive Side Scaling (RSS) configuration. 242 */ 243 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 244 245 /* 246 * Port topology configuration 247 */ 248 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 249 250 /* 251 * Avoids to flush all the RX streams before starts forwarding. 252 */ 253 uint8_t no_flush_rx = 0; /* flush by default */ 254 255 /* 256 * Avoids to check link status when starting/stopping a port. 257 */ 258 uint8_t no_link_check = 0; /* check by default */ 259 260 /* 261 * NIC bypass mode configuration options. 262 */ 263 #ifdef RTE_NIC_BYPASS 264 265 /* The NIC bypass watchdog timeout. */ 266 uint32_t bypass_timeout = RTE_BYPASS_TMT_OFF; 267 268 #endif 269 270 /* 271 * Ethernet device configuration. 272 */ 273 struct rte_eth_rxmode rx_mode = { 274 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 275 .split_hdr_size = 0, 276 .header_split = 0, /**< Header Split disabled. */ 277 .hw_ip_checksum = 0, /**< IP checksum offload disabled. */ 278 .hw_vlan_filter = 1, /**< VLAN filtering enabled. */ 279 .hw_vlan_strip = 1, /**< VLAN strip enabled. */ 280 .hw_vlan_extend = 0, /**< Extended VLAN disabled. */ 281 .jumbo_frame = 0, /**< Jumbo Frame Support disabled. */ 282 .hw_strip_crc = 0, /**< CRC stripping by hardware disabled. */ 283 }; 284 285 struct rte_fdir_conf fdir_conf = { 286 .mode = RTE_FDIR_MODE_NONE, 287 .pballoc = RTE_FDIR_PBALLOC_64K, 288 .status = RTE_FDIR_REPORT_STATUS, 289 .mask = { 290 .vlan_tci_mask = 0x0, 291 .ipv4_mask = { 292 .src_ip = 0xFFFFFFFF, 293 .dst_ip = 0xFFFFFFFF, 294 }, 295 .ipv6_mask = { 296 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 297 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 298 }, 299 .src_port_mask = 0xFFFF, 300 .dst_port_mask = 0xFFFF, 301 }, 302 .drop_queue = 127, 303 }; 304 305 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 306 307 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 308 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 309 310 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 311 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 312 313 uint16_t nb_tx_queue_stats_mappings = 0; 314 uint16_t nb_rx_queue_stats_mappings = 0; 315 316 /* Forward function declarations */ 317 static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port); 318 static void check_all_ports_link_status(uint32_t port_mask); 319 320 /* 321 * Check if all the ports are started. 322 * If yes, return positive value. If not, return zero. 323 */ 324 static int all_ports_started(void); 325 326 /* 327 * Find next enabled port 328 */ 329 portid_t 330 find_next_port(portid_t p, struct rte_port *ports, int size) 331 { 332 if (ports == NULL) 333 rte_exit(-EINVAL, "failed to find a next port id\n"); 334 335 while ((p < size) && (ports[p].enabled == 0)) 336 p++; 337 return p; 338 } 339 340 /* 341 * Setup default configuration. 342 */ 343 static void 344 set_default_fwd_lcores_config(void) 345 { 346 unsigned int i; 347 unsigned int nb_lc; 348 349 nb_lc = 0; 350 for (i = 0; i < RTE_MAX_LCORE; i++) { 351 if (! rte_lcore_is_enabled(i)) 352 continue; 353 if (i == rte_get_master_lcore()) 354 continue; 355 fwd_lcores_cpuids[nb_lc++] = i; 356 } 357 nb_lcores = (lcoreid_t) nb_lc; 358 nb_cfg_lcores = nb_lcores; 359 nb_fwd_lcores = 1; 360 } 361 362 static void 363 set_def_peer_eth_addrs(void) 364 { 365 portid_t i; 366 367 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 368 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 369 peer_eth_addrs[i].addr_bytes[5] = i; 370 } 371 } 372 373 static void 374 set_default_fwd_ports_config(void) 375 { 376 portid_t pt_id; 377 378 for (pt_id = 0; pt_id < nb_ports; pt_id++) 379 fwd_ports_ids[pt_id] = pt_id; 380 381 nb_cfg_ports = nb_ports; 382 nb_fwd_ports = nb_ports; 383 } 384 385 void 386 set_def_fwd_config(void) 387 { 388 set_default_fwd_lcores_config(); 389 set_def_peer_eth_addrs(); 390 set_default_fwd_ports_config(); 391 } 392 393 /* 394 * Configuration initialisation done once at init time. 395 */ 396 static void 397 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 398 unsigned int socket_id) 399 { 400 char pool_name[RTE_MEMPOOL_NAMESIZE]; 401 struct rte_mempool *rte_mp; 402 uint32_t mb_size; 403 404 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 405 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 406 407 #ifdef RTE_LIBRTE_PMD_XENVIRT 408 rte_mp = rte_mempool_gntalloc_create(pool_name, nb_mbuf, mb_size, 409 (unsigned) mb_mempool_cache, 410 sizeof(struct rte_pktmbuf_pool_private), 411 rte_pktmbuf_pool_init, NULL, 412 rte_pktmbuf_init, NULL, 413 socket_id, 0); 414 415 416 417 #else 418 if (mp_anon != 0) 419 rte_mp = mempool_anon_create(pool_name, nb_mbuf, mb_size, 420 (unsigned) mb_mempool_cache, 421 sizeof(struct rte_pktmbuf_pool_private), 422 rte_pktmbuf_pool_init, NULL, 423 rte_pktmbuf_init, NULL, 424 socket_id, 0); 425 else 426 rte_mp = rte_mempool_create(pool_name, nb_mbuf, mb_size, 427 (unsigned) mb_mempool_cache, 428 sizeof(struct rte_pktmbuf_pool_private), 429 rte_pktmbuf_pool_init, NULL, 430 rte_pktmbuf_init, NULL, 431 socket_id, 0); 432 433 #endif 434 435 if (rte_mp == NULL) { 436 rte_exit(EXIT_FAILURE, "Creation of mbuf pool for socket %u " 437 "failed\n", socket_id); 438 } else if (verbose_level > 0) { 439 rte_mempool_dump(stdout, rte_mp); 440 } 441 } 442 443 /* 444 * Check given socket id is valid or not with NUMA mode, 445 * if valid, return 0, else return -1 446 */ 447 static int 448 check_socket_id(const unsigned int socket_id) 449 { 450 static int warning_once = 0; 451 452 if (socket_id >= MAX_SOCKET) { 453 if (!warning_once && numa_support) 454 printf("Warning: NUMA should be configured manually by" 455 " using --port-numa-config and" 456 " --ring-numa-config parameters along with" 457 " --numa.\n"); 458 warning_once = 1; 459 return -1; 460 } 461 return 0; 462 } 463 464 static void 465 init_config(void) 466 { 467 portid_t pid; 468 struct rte_port *port; 469 struct rte_mempool *mbp; 470 unsigned int nb_mbuf_per_pool; 471 lcoreid_t lc_id; 472 uint8_t port_per_socket[MAX_SOCKET]; 473 474 memset(port_per_socket,0,MAX_SOCKET); 475 /* Configuration of logical cores. */ 476 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 477 sizeof(struct fwd_lcore *) * nb_lcores, 478 RTE_CACHE_LINE_SIZE); 479 if (fwd_lcores == NULL) { 480 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 481 "failed\n", nb_lcores); 482 } 483 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 484 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 485 sizeof(struct fwd_lcore), 486 RTE_CACHE_LINE_SIZE); 487 if (fwd_lcores[lc_id] == NULL) { 488 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 489 "failed\n"); 490 } 491 fwd_lcores[lc_id]->cpuid_idx = lc_id; 492 } 493 494 /* 495 * Create pools of mbuf. 496 * If NUMA support is disabled, create a single pool of mbuf in 497 * socket 0 memory by default. 498 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 499 * 500 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 501 * nb_txd can be configured at run time. 502 */ 503 if (param_total_num_mbufs) 504 nb_mbuf_per_pool = param_total_num_mbufs; 505 else { 506 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + (nb_lcores * mb_mempool_cache) 507 + RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 508 509 if (!numa_support) 510 nb_mbuf_per_pool = 511 (nb_mbuf_per_pool * RTE_MAX_ETHPORTS); 512 } 513 514 if (!numa_support) { 515 if (socket_num == UMA_NO_CONFIG) 516 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 517 else 518 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 519 socket_num); 520 } 521 522 FOREACH_PORT(pid, ports) { 523 port = &ports[pid]; 524 rte_eth_dev_info_get(pid, &port->dev_info); 525 526 if (numa_support) { 527 if (port_numa[pid] != NUMA_NO_CONFIG) 528 port_per_socket[port_numa[pid]]++; 529 else { 530 uint32_t socket_id = rte_eth_dev_socket_id(pid); 531 532 /* if socket_id is invalid, set to 0 */ 533 if (check_socket_id(socket_id) < 0) 534 socket_id = 0; 535 port_per_socket[socket_id]++; 536 } 537 } 538 539 /* set flag to initialize port/queue */ 540 port->need_reconfig = 1; 541 port->need_reconfig_queues = 1; 542 } 543 544 if (numa_support) { 545 uint8_t i; 546 unsigned int nb_mbuf; 547 548 if (param_total_num_mbufs) 549 nb_mbuf_per_pool = nb_mbuf_per_pool/nb_ports; 550 551 for (i = 0; i < MAX_SOCKET; i++) { 552 nb_mbuf = (nb_mbuf_per_pool * RTE_MAX_ETHPORTS); 553 if (nb_mbuf) 554 mbuf_pool_create(mbuf_data_size, 555 nb_mbuf,i); 556 } 557 } 558 init_port_config(); 559 560 /* 561 * Records which Mbuf pool to use by each logical core, if needed. 562 */ 563 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 564 mbp = mbuf_pool_find( 565 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 566 567 if (mbp == NULL) 568 mbp = mbuf_pool_find(0); 569 fwd_lcores[lc_id]->mbp = mbp; 570 } 571 572 /* Configuration of packet forwarding streams. */ 573 if (init_fwd_streams() < 0) 574 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 575 } 576 577 578 void 579 reconfig(portid_t new_port_id, unsigned socket_id) 580 { 581 struct rte_port *port; 582 583 /* Reconfiguration of Ethernet ports. */ 584 port = &ports[new_port_id]; 585 rte_eth_dev_info_get(new_port_id, &port->dev_info); 586 587 /* set flag to initialize port/queue */ 588 port->need_reconfig = 1; 589 port->need_reconfig_queues = 1; 590 port->socket_id = socket_id; 591 592 init_port_config(); 593 } 594 595 596 int 597 init_fwd_streams(void) 598 { 599 portid_t pid; 600 struct rte_port *port; 601 streamid_t sm_id, nb_fwd_streams_new; 602 603 /* set socket id according to numa or not */ 604 FOREACH_PORT(pid, ports) { 605 port = &ports[pid]; 606 if (nb_rxq > port->dev_info.max_rx_queues) { 607 printf("Fail: nb_rxq(%d) is greater than " 608 "max_rx_queues(%d)\n", nb_rxq, 609 port->dev_info.max_rx_queues); 610 return -1; 611 } 612 if (nb_txq > port->dev_info.max_tx_queues) { 613 printf("Fail: nb_txq(%d) is greater than " 614 "max_tx_queues(%d)\n", nb_txq, 615 port->dev_info.max_tx_queues); 616 return -1; 617 } 618 if (numa_support) { 619 if (port_numa[pid] != NUMA_NO_CONFIG) 620 port->socket_id = port_numa[pid]; 621 else { 622 port->socket_id = rte_eth_dev_socket_id(pid); 623 624 /* if socket_id is invalid, set to 0 */ 625 if (check_socket_id(port->socket_id) < 0) 626 port->socket_id = 0; 627 } 628 } 629 else { 630 if (socket_num == UMA_NO_CONFIG) 631 port->socket_id = 0; 632 else 633 port->socket_id = socket_num; 634 } 635 } 636 637 nb_fwd_streams_new = (streamid_t)(nb_ports * nb_rxq); 638 if (nb_fwd_streams_new == nb_fwd_streams) 639 return 0; 640 /* clear the old */ 641 if (fwd_streams != NULL) { 642 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 643 if (fwd_streams[sm_id] == NULL) 644 continue; 645 rte_free(fwd_streams[sm_id]); 646 fwd_streams[sm_id] = NULL; 647 } 648 rte_free(fwd_streams); 649 fwd_streams = NULL; 650 } 651 652 /* init new */ 653 nb_fwd_streams = nb_fwd_streams_new; 654 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 655 sizeof(struct fwd_stream *) * nb_fwd_streams, RTE_CACHE_LINE_SIZE); 656 if (fwd_streams == NULL) 657 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) " 658 "failed\n", nb_fwd_streams); 659 660 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 661 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream", 662 sizeof(struct fwd_stream), RTE_CACHE_LINE_SIZE); 663 if (fwd_streams[sm_id] == NULL) 664 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)" 665 " failed\n"); 666 } 667 668 return 0; 669 } 670 671 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 672 static void 673 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 674 { 675 unsigned int total_burst; 676 unsigned int nb_burst; 677 unsigned int burst_stats[3]; 678 uint16_t pktnb_stats[3]; 679 uint16_t nb_pkt; 680 int burst_percent[3]; 681 682 /* 683 * First compute the total number of packet bursts and the 684 * two highest numbers of bursts of the same number of packets. 685 */ 686 total_burst = 0; 687 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 688 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 689 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 690 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 691 if (nb_burst == 0) 692 continue; 693 total_burst += nb_burst; 694 if (nb_burst > burst_stats[0]) { 695 burst_stats[1] = burst_stats[0]; 696 pktnb_stats[1] = pktnb_stats[0]; 697 burst_stats[0] = nb_burst; 698 pktnb_stats[0] = nb_pkt; 699 } 700 } 701 if (total_burst == 0) 702 return; 703 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 704 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 705 burst_percent[0], (int) pktnb_stats[0]); 706 if (burst_stats[0] == total_burst) { 707 printf("]\n"); 708 return; 709 } 710 if (burst_stats[0] + burst_stats[1] == total_burst) { 711 printf(" + %d%% of %d pkts]\n", 712 100 - burst_percent[0], pktnb_stats[1]); 713 return; 714 } 715 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 716 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 717 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 718 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 719 return; 720 } 721 printf(" + %d%% of %d pkts + %d%% of others]\n", 722 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 723 } 724 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 725 726 static void 727 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 728 { 729 struct rte_port *port; 730 uint8_t i; 731 732 static const char *fwd_stats_border = "----------------------"; 733 734 port = &ports[port_id]; 735 printf("\n %s Forward statistics for port %-2d %s\n", 736 fwd_stats_border, port_id, fwd_stats_border); 737 738 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 739 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 740 "%-"PRIu64"\n", 741 stats->ipackets, stats->imissed, 742 (uint64_t) (stats->ipackets + stats->imissed)); 743 744 if (cur_fwd_eng == &csum_fwd_engine) 745 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n", 746 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 747 if (((stats->ierrors - stats->imissed) + stats->rx_nombuf) > 0) { 748 printf(" RX-badcrc: %-14"PRIu64" RX-badlen: %-14"PRIu64 749 "RX-error: %-"PRIu64"\n", 750 stats->ibadcrc, stats->ibadlen, stats->ierrors); 751 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 752 } 753 754 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 755 "%-"PRIu64"\n", 756 stats->opackets, port->tx_dropped, 757 (uint64_t) (stats->opackets + port->tx_dropped)); 758 } 759 else { 760 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 761 "%14"PRIu64"\n", 762 stats->ipackets, stats->imissed, 763 (uint64_t) (stats->ipackets + stats->imissed)); 764 765 if (cur_fwd_eng == &csum_fwd_engine) 766 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n", 767 port->rx_bad_ip_csum, port->rx_bad_l4_csum); 768 if (((stats->ierrors - stats->imissed) + stats->rx_nombuf) > 0) { 769 printf(" RX-badcrc: %14"PRIu64" RX-badlen: %14"PRIu64 770 " RX-error:%"PRIu64"\n", 771 stats->ibadcrc, stats->ibadlen, stats->ierrors); 772 printf(" RX-nombufs: %14"PRIu64"\n", 773 stats->rx_nombuf); 774 } 775 776 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 777 "%14"PRIu64"\n", 778 stats->opackets, port->tx_dropped, 779 (uint64_t) (stats->opackets + port->tx_dropped)); 780 } 781 782 /* Display statistics of XON/XOFF pause frames, if any. */ 783 if ((stats->tx_pause_xon | stats->rx_pause_xon | 784 stats->tx_pause_xoff | stats->rx_pause_xoff) > 0) { 785 printf(" RX-XOFF: %-14"PRIu64" RX-XON: %-14"PRIu64"\n", 786 stats->rx_pause_xoff, stats->rx_pause_xon); 787 printf(" TX-XOFF: %-14"PRIu64" TX-XON: %-14"PRIu64"\n", 788 stats->tx_pause_xoff, stats->tx_pause_xon); 789 } 790 791 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 792 if (port->rx_stream) 793 pkt_burst_stats_display("RX", 794 &port->rx_stream->rx_burst_stats); 795 if (port->tx_stream) 796 pkt_burst_stats_display("TX", 797 &port->tx_stream->tx_burst_stats); 798 #endif 799 /* stats fdir */ 800 if (fdir_conf.mode != RTE_FDIR_MODE_NONE) 801 printf(" Fdirmiss:%14"PRIu64" Fdirmatch:%14"PRIu64"\n", 802 stats->fdirmiss, 803 stats->fdirmatch); 804 805 if (port->rx_queue_stats_mapping_enabled) { 806 printf("\n"); 807 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 808 printf(" Stats reg %2d RX-packets:%14"PRIu64 809 " RX-errors:%14"PRIu64 810 " RX-bytes:%14"PRIu64"\n", 811 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 812 } 813 printf("\n"); 814 } 815 if (port->tx_queue_stats_mapping_enabled) { 816 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 817 printf(" Stats reg %2d TX-packets:%14"PRIu64 818 " TX-bytes:%14"PRIu64"\n", 819 i, stats->q_opackets[i], stats->q_obytes[i]); 820 } 821 } 822 823 printf(" %s--------------------------------%s\n", 824 fwd_stats_border, fwd_stats_border); 825 } 826 827 static void 828 fwd_stream_stats_display(streamid_t stream_id) 829 { 830 struct fwd_stream *fs; 831 static const char *fwd_top_stats_border = "-------"; 832 833 fs = fwd_streams[stream_id]; 834 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 835 (fs->fwd_dropped == 0)) 836 return; 837 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 838 "TX Port=%2d/Queue=%2d %s\n", 839 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 840 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 841 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 842 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 843 844 /* if checksum mode */ 845 if (cur_fwd_eng == &csum_fwd_engine) { 846 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 847 "%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum); 848 } 849 850 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 851 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 852 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 853 #endif 854 } 855 856 static void 857 flush_fwd_rx_queues(void) 858 { 859 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 860 portid_t rxp; 861 portid_t port_id; 862 queueid_t rxq; 863 uint16_t nb_rx; 864 uint16_t i; 865 uint8_t j; 866 867 for (j = 0; j < 2; j++) { 868 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 869 for (rxq = 0; rxq < nb_rxq; rxq++) { 870 port_id = fwd_ports_ids[rxp]; 871 do { 872 nb_rx = rte_eth_rx_burst(port_id, rxq, 873 pkts_burst, MAX_PKT_BURST); 874 for (i = 0; i < nb_rx; i++) 875 rte_pktmbuf_free(pkts_burst[i]); 876 } while (nb_rx > 0); 877 } 878 } 879 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 880 } 881 } 882 883 static void 884 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 885 { 886 struct fwd_stream **fsm; 887 streamid_t nb_fs; 888 streamid_t sm_id; 889 890 fsm = &fwd_streams[fc->stream_idx]; 891 nb_fs = fc->stream_nb; 892 do { 893 for (sm_id = 0; sm_id < nb_fs; sm_id++) 894 (*pkt_fwd)(fsm[sm_id]); 895 } while (! fc->stopped); 896 } 897 898 static int 899 start_pkt_forward_on_core(void *fwd_arg) 900 { 901 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 902 cur_fwd_config.fwd_eng->packet_fwd); 903 return 0; 904 } 905 906 /* 907 * Run the TXONLY packet forwarding engine to send a single burst of packets. 908 * Used to start communication flows in network loopback test configurations. 909 */ 910 static int 911 run_one_txonly_burst_on_core(void *fwd_arg) 912 { 913 struct fwd_lcore *fwd_lc; 914 struct fwd_lcore tmp_lcore; 915 916 fwd_lc = (struct fwd_lcore *) fwd_arg; 917 tmp_lcore = *fwd_lc; 918 tmp_lcore.stopped = 1; 919 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 920 return 0; 921 } 922 923 /* 924 * Launch packet forwarding: 925 * - Setup per-port forwarding context. 926 * - launch logical cores with their forwarding configuration. 927 */ 928 static void 929 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 930 { 931 port_fwd_begin_t port_fwd_begin; 932 unsigned int i; 933 unsigned int lc_id; 934 int diag; 935 936 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 937 if (port_fwd_begin != NULL) { 938 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 939 (*port_fwd_begin)(fwd_ports_ids[i]); 940 } 941 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 942 lc_id = fwd_lcores_cpuids[i]; 943 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 944 fwd_lcores[i]->stopped = 0; 945 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 946 fwd_lcores[i], lc_id); 947 if (diag != 0) 948 printf("launch lcore %u failed - diag=%d\n", 949 lc_id, diag); 950 } 951 } 952 } 953 954 /* 955 * Launch packet forwarding configuration. 956 */ 957 void 958 start_packet_forwarding(int with_tx_first) 959 { 960 port_fwd_begin_t port_fwd_begin; 961 port_fwd_end_t port_fwd_end; 962 struct rte_port *port; 963 unsigned int i; 964 portid_t pt_id; 965 streamid_t sm_id; 966 967 if (all_ports_started() == 0) { 968 printf("Not all ports were started\n"); 969 return; 970 } 971 if (test_done == 0) { 972 printf("Packet forwarding already started\n"); 973 return; 974 } 975 if(dcb_test) { 976 for (i = 0; i < nb_fwd_ports; i++) { 977 pt_id = fwd_ports_ids[i]; 978 port = &ports[pt_id]; 979 if (!port->dcb_flag) { 980 printf("In DCB mode, all forwarding ports must " 981 "be configured in this mode.\n"); 982 return; 983 } 984 } 985 if (nb_fwd_lcores == 1) { 986 printf("In DCB mode,the nb forwarding cores " 987 "should be larger than 1.\n"); 988 return; 989 } 990 } 991 test_done = 0; 992 993 if(!no_flush_rx) 994 flush_fwd_rx_queues(); 995 996 fwd_config_setup(); 997 rxtx_config_display(); 998 999 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1000 pt_id = fwd_ports_ids[i]; 1001 port = &ports[pt_id]; 1002 rte_eth_stats_get(pt_id, &port->stats); 1003 port->tx_dropped = 0; 1004 1005 map_port_queue_stats_mapping_registers(pt_id, port); 1006 } 1007 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1008 fwd_streams[sm_id]->rx_packets = 0; 1009 fwd_streams[sm_id]->tx_packets = 0; 1010 fwd_streams[sm_id]->fwd_dropped = 0; 1011 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1012 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1013 1014 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1015 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1016 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1017 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1018 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1019 #endif 1020 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1021 fwd_streams[sm_id]->core_cycles = 0; 1022 #endif 1023 } 1024 if (with_tx_first) { 1025 port_fwd_begin = tx_only_engine.port_fwd_begin; 1026 if (port_fwd_begin != NULL) { 1027 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1028 (*port_fwd_begin)(fwd_ports_ids[i]); 1029 } 1030 launch_packet_forwarding(run_one_txonly_burst_on_core); 1031 rte_eal_mp_wait_lcore(); 1032 port_fwd_end = tx_only_engine.port_fwd_end; 1033 if (port_fwd_end != NULL) { 1034 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1035 (*port_fwd_end)(fwd_ports_ids[i]); 1036 } 1037 } 1038 launch_packet_forwarding(start_pkt_forward_on_core); 1039 } 1040 1041 void 1042 stop_packet_forwarding(void) 1043 { 1044 struct rte_eth_stats stats; 1045 struct rte_port *port; 1046 port_fwd_end_t port_fwd_end; 1047 int i; 1048 portid_t pt_id; 1049 streamid_t sm_id; 1050 lcoreid_t lc_id; 1051 uint64_t total_recv; 1052 uint64_t total_xmit; 1053 uint64_t total_rx_dropped; 1054 uint64_t total_tx_dropped; 1055 uint64_t total_rx_nombuf; 1056 uint64_t tx_dropped; 1057 uint64_t rx_bad_ip_csum; 1058 uint64_t rx_bad_l4_csum; 1059 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1060 uint64_t fwd_cycles; 1061 #endif 1062 static const char *acc_stats_border = "+++++++++++++++"; 1063 1064 if (all_ports_started() == 0) { 1065 printf("Not all ports were started\n"); 1066 return; 1067 } 1068 if (test_done) { 1069 printf("Packet forwarding not started\n"); 1070 return; 1071 } 1072 printf("Telling cores to stop..."); 1073 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1074 fwd_lcores[lc_id]->stopped = 1; 1075 printf("\nWaiting for lcores to finish...\n"); 1076 rte_eal_mp_wait_lcore(); 1077 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1078 if (port_fwd_end != NULL) { 1079 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1080 pt_id = fwd_ports_ids[i]; 1081 (*port_fwd_end)(pt_id); 1082 } 1083 } 1084 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1085 fwd_cycles = 0; 1086 #endif 1087 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1088 if (cur_fwd_config.nb_fwd_streams > 1089 cur_fwd_config.nb_fwd_ports) { 1090 fwd_stream_stats_display(sm_id); 1091 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1092 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1093 } else { 1094 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1095 fwd_streams[sm_id]; 1096 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1097 fwd_streams[sm_id]; 1098 } 1099 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1100 tx_dropped = (uint64_t) (tx_dropped + 1101 fwd_streams[sm_id]->fwd_dropped); 1102 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1103 1104 rx_bad_ip_csum = 1105 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1106 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1107 fwd_streams[sm_id]->rx_bad_ip_csum); 1108 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1109 rx_bad_ip_csum; 1110 1111 rx_bad_l4_csum = 1112 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1113 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1114 fwd_streams[sm_id]->rx_bad_l4_csum); 1115 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1116 rx_bad_l4_csum; 1117 1118 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1119 fwd_cycles = (uint64_t) (fwd_cycles + 1120 fwd_streams[sm_id]->core_cycles); 1121 #endif 1122 } 1123 total_recv = 0; 1124 total_xmit = 0; 1125 total_rx_dropped = 0; 1126 total_tx_dropped = 0; 1127 total_rx_nombuf = 0; 1128 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1129 pt_id = fwd_ports_ids[i]; 1130 1131 port = &ports[pt_id]; 1132 rte_eth_stats_get(pt_id, &stats); 1133 stats.ipackets -= port->stats.ipackets; 1134 port->stats.ipackets = 0; 1135 stats.opackets -= port->stats.opackets; 1136 port->stats.opackets = 0; 1137 stats.ibytes -= port->stats.ibytes; 1138 port->stats.ibytes = 0; 1139 stats.obytes -= port->stats.obytes; 1140 port->stats.obytes = 0; 1141 stats.imissed -= port->stats.imissed; 1142 port->stats.imissed = 0; 1143 stats.oerrors -= port->stats.oerrors; 1144 port->stats.oerrors = 0; 1145 stats.rx_nombuf -= port->stats.rx_nombuf; 1146 port->stats.rx_nombuf = 0; 1147 stats.fdirmatch -= port->stats.fdirmatch; 1148 port->stats.rx_nombuf = 0; 1149 stats.fdirmiss -= port->stats.fdirmiss; 1150 port->stats.rx_nombuf = 0; 1151 1152 total_recv += stats.ipackets; 1153 total_xmit += stats.opackets; 1154 total_rx_dropped += stats.imissed; 1155 total_tx_dropped += port->tx_dropped; 1156 total_rx_nombuf += stats.rx_nombuf; 1157 1158 fwd_port_stats_display(pt_id, &stats); 1159 } 1160 printf("\n %s Accumulated forward statistics for all ports" 1161 "%s\n", 1162 acc_stats_border, acc_stats_border); 1163 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1164 "%-"PRIu64"\n" 1165 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1166 "%-"PRIu64"\n", 1167 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1168 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1169 if (total_rx_nombuf > 0) 1170 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1171 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1172 "%s\n", 1173 acc_stats_border, acc_stats_border); 1174 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1175 if (total_recv > 0) 1176 printf("\n CPU cycles/packet=%u (total cycles=" 1177 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1178 (unsigned int)(fwd_cycles / total_recv), 1179 fwd_cycles, total_recv); 1180 #endif 1181 printf("\nDone.\n"); 1182 test_done = 1; 1183 } 1184 1185 void 1186 dev_set_link_up(portid_t pid) 1187 { 1188 if (rte_eth_dev_set_link_up((uint8_t)pid) < 0) 1189 printf("\nSet link up fail.\n"); 1190 } 1191 1192 void 1193 dev_set_link_down(portid_t pid) 1194 { 1195 if (rte_eth_dev_set_link_down((uint8_t)pid) < 0) 1196 printf("\nSet link down fail.\n"); 1197 } 1198 1199 static int 1200 all_ports_started(void) 1201 { 1202 portid_t pi; 1203 struct rte_port *port; 1204 1205 FOREACH_PORT(pi, ports) { 1206 port = &ports[pi]; 1207 /* Check if there is a port which is not started */ 1208 if (port->port_status != RTE_PORT_STARTED) 1209 return 0; 1210 } 1211 1212 /* No port is not started */ 1213 return 1; 1214 } 1215 1216 int 1217 all_ports_stopped(void) 1218 { 1219 portid_t pi; 1220 struct rte_port *port; 1221 1222 FOREACH_PORT(pi, ports) { 1223 port = &ports[pi]; 1224 if (port->port_status != RTE_PORT_STOPPED) 1225 return 0; 1226 } 1227 1228 return 1; 1229 } 1230 1231 int 1232 port_is_started(portid_t port_id) 1233 { 1234 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1235 return 0; 1236 1237 if (ports[port_id].port_status != RTE_PORT_STARTED) 1238 return 0; 1239 1240 return 1; 1241 } 1242 1243 static int 1244 port_is_closed(portid_t port_id) 1245 { 1246 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1247 return 0; 1248 1249 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1250 return 0; 1251 1252 return 1; 1253 } 1254 1255 int 1256 start_port(portid_t pid) 1257 { 1258 int diag, need_check_link_status = -1; 1259 portid_t pi; 1260 queueid_t qi; 1261 struct rte_port *port; 1262 struct ether_addr mac_addr; 1263 1264 if (test_done == 0) { 1265 printf("Please stop forwarding first\n"); 1266 return -1; 1267 } 1268 1269 if (port_id_is_invalid(pid, ENABLED_WARN)) 1270 return 0; 1271 1272 if (init_fwd_streams() < 0) { 1273 printf("Fail from init_fwd_streams()\n"); 1274 return -1; 1275 } 1276 1277 if(dcb_config) 1278 dcb_test = 1; 1279 FOREACH_PORT(pi, ports) { 1280 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1281 continue; 1282 1283 need_check_link_status = 0; 1284 port = &ports[pi]; 1285 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1286 RTE_PORT_HANDLING) == 0) { 1287 printf("Port %d is now not stopped\n", pi); 1288 continue; 1289 } 1290 1291 if (port->need_reconfig > 0) { 1292 port->need_reconfig = 0; 1293 1294 printf("Configuring Port %d (socket %u)\n", pi, 1295 port->socket_id); 1296 /* configure port */ 1297 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1298 &(port->dev_conf)); 1299 if (diag != 0) { 1300 if (rte_atomic16_cmpset(&(port->port_status), 1301 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1302 printf("Port %d can not be set back " 1303 "to stopped\n", pi); 1304 printf("Fail to configure port %d\n", pi); 1305 /* try to reconfigure port next time */ 1306 port->need_reconfig = 1; 1307 return -1; 1308 } 1309 } 1310 if (port->need_reconfig_queues > 0) { 1311 port->need_reconfig_queues = 0; 1312 /* setup tx queues */ 1313 for (qi = 0; qi < nb_txq; qi++) { 1314 if ((numa_support) && 1315 (txring_numa[pi] != NUMA_NO_CONFIG)) 1316 diag = rte_eth_tx_queue_setup(pi, qi, 1317 nb_txd,txring_numa[pi], 1318 &(port->tx_conf)); 1319 else 1320 diag = rte_eth_tx_queue_setup(pi, qi, 1321 nb_txd,port->socket_id, 1322 &(port->tx_conf)); 1323 1324 if (diag == 0) 1325 continue; 1326 1327 /* Fail to setup tx queue, return */ 1328 if (rte_atomic16_cmpset(&(port->port_status), 1329 RTE_PORT_HANDLING, 1330 RTE_PORT_STOPPED) == 0) 1331 printf("Port %d can not be set back " 1332 "to stopped\n", pi); 1333 printf("Fail to configure port %d tx queues\n", pi); 1334 /* try to reconfigure queues next time */ 1335 port->need_reconfig_queues = 1; 1336 return -1; 1337 } 1338 /* setup rx queues */ 1339 for (qi = 0; qi < nb_rxq; qi++) { 1340 if ((numa_support) && 1341 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 1342 struct rte_mempool * mp = 1343 mbuf_pool_find(rxring_numa[pi]); 1344 if (mp == NULL) { 1345 printf("Failed to setup RX queue:" 1346 "No mempool allocation" 1347 "on the socket %d\n", 1348 rxring_numa[pi]); 1349 return -1; 1350 } 1351 1352 diag = rte_eth_rx_queue_setup(pi, qi, 1353 nb_rxd,rxring_numa[pi], 1354 &(port->rx_conf),mp); 1355 } 1356 else 1357 diag = rte_eth_rx_queue_setup(pi, qi, 1358 nb_rxd,port->socket_id, 1359 &(port->rx_conf), 1360 mbuf_pool_find(port->socket_id)); 1361 1362 if (diag == 0) 1363 continue; 1364 1365 1366 /* Fail to setup rx queue, return */ 1367 if (rte_atomic16_cmpset(&(port->port_status), 1368 RTE_PORT_HANDLING, 1369 RTE_PORT_STOPPED) == 0) 1370 printf("Port %d can not be set back " 1371 "to stopped\n", pi); 1372 printf("Fail to configure port %d rx queues\n", pi); 1373 /* try to reconfigure queues next time */ 1374 port->need_reconfig_queues = 1; 1375 return -1; 1376 } 1377 } 1378 /* start port */ 1379 if (rte_eth_dev_start(pi) < 0) { 1380 printf("Fail to start port %d\n", pi); 1381 1382 /* Fail to setup rx queue, return */ 1383 if (rte_atomic16_cmpset(&(port->port_status), 1384 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1385 printf("Port %d can not be set back to " 1386 "stopped\n", pi); 1387 continue; 1388 } 1389 1390 if (rte_atomic16_cmpset(&(port->port_status), 1391 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 1392 printf("Port %d can not be set into started\n", pi); 1393 1394 rte_eth_macaddr_get(pi, &mac_addr); 1395 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 1396 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 1397 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 1398 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 1399 1400 /* at least one port started, need checking link status */ 1401 need_check_link_status = 1; 1402 } 1403 1404 if (need_check_link_status == 1 && !no_link_check) 1405 check_all_ports_link_status(RTE_PORT_ALL); 1406 else if (need_check_link_status == 0) 1407 printf("Please stop the ports first\n"); 1408 1409 printf("Done\n"); 1410 return 0; 1411 } 1412 1413 void 1414 stop_port(portid_t pid) 1415 { 1416 portid_t pi; 1417 struct rte_port *port; 1418 int need_check_link_status = 0; 1419 1420 if (test_done == 0) { 1421 printf("Please stop forwarding first\n"); 1422 return; 1423 } 1424 if (dcb_test) { 1425 dcb_test = 0; 1426 dcb_config = 0; 1427 } 1428 1429 if (port_id_is_invalid(pid, ENABLED_WARN)) 1430 return; 1431 1432 printf("Stopping ports...\n"); 1433 1434 FOREACH_PORT(pi, ports) { 1435 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1436 continue; 1437 1438 port = &ports[pi]; 1439 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 1440 RTE_PORT_HANDLING) == 0) 1441 continue; 1442 1443 rte_eth_dev_stop(pi); 1444 1445 if (rte_atomic16_cmpset(&(port->port_status), 1446 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1447 printf("Port %d can not be set into stopped\n", pi); 1448 need_check_link_status = 1; 1449 } 1450 if (need_check_link_status && !no_link_check) 1451 check_all_ports_link_status(RTE_PORT_ALL); 1452 1453 printf("Done\n"); 1454 } 1455 1456 void 1457 close_port(portid_t pid) 1458 { 1459 portid_t pi; 1460 struct rte_port *port; 1461 1462 if (test_done == 0) { 1463 printf("Please stop forwarding first\n"); 1464 return; 1465 } 1466 1467 if (port_id_is_invalid(pid, ENABLED_WARN)) 1468 return; 1469 1470 printf("Closing ports...\n"); 1471 1472 FOREACH_PORT(pi, ports) { 1473 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1474 continue; 1475 1476 port = &ports[pi]; 1477 if (rte_atomic16_cmpset(&(port->port_status), 1478 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 1479 printf("Port %d is now not stopped\n", pi); 1480 continue; 1481 } 1482 1483 rte_eth_dev_close(pi); 1484 1485 if (rte_atomic16_cmpset(&(port->port_status), 1486 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 1487 printf("Port %d can not be set into stopped\n", pi); 1488 } 1489 1490 printf("Done\n"); 1491 } 1492 1493 void 1494 attach_port(char *identifier) 1495 { 1496 portid_t i, j, pi = 0; 1497 1498 printf("Attaching a new port...\n"); 1499 1500 if (identifier == NULL) { 1501 printf("Invalid parameters are specified\n"); 1502 return; 1503 } 1504 1505 if (test_done == 0) { 1506 printf("Please stop forwarding first\n"); 1507 return; 1508 } 1509 1510 if (rte_eth_dev_attach(identifier, &pi)) 1511 return; 1512 1513 ports[pi].enabled = 1; 1514 reconfig(pi, rte_eth_dev_socket_id(pi)); 1515 rte_eth_promiscuous_enable(pi); 1516 1517 nb_ports = rte_eth_dev_count(); 1518 1519 /* set_default_fwd_ports_config(); */ 1520 bzero(fwd_ports_ids, sizeof(fwd_ports_ids)); 1521 i = 0; 1522 FOREACH_PORT(j, ports) { 1523 fwd_ports_ids[i] = j; 1524 i++; 1525 } 1526 nb_cfg_ports = nb_ports; 1527 nb_fwd_ports++; 1528 1529 ports[pi].port_status = RTE_PORT_STOPPED; 1530 1531 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 1532 printf("Done\n"); 1533 } 1534 1535 void 1536 detach_port(uint8_t port_id) 1537 { 1538 portid_t i, pi = 0; 1539 char name[RTE_ETH_NAME_MAX_LEN]; 1540 1541 printf("Detaching a port...\n"); 1542 1543 if (!port_is_closed(port_id)) { 1544 printf("Please close port first\n"); 1545 return; 1546 } 1547 1548 rte_eth_promiscuous_disable(port_id); 1549 1550 if (rte_eth_dev_detach(port_id, name)) 1551 return; 1552 1553 ports[port_id].enabled = 0; 1554 nb_ports = rte_eth_dev_count(); 1555 1556 /* set_default_fwd_ports_config(); */ 1557 bzero(fwd_ports_ids, sizeof(fwd_ports_ids)); 1558 i = 0; 1559 FOREACH_PORT(pi, ports) { 1560 fwd_ports_ids[i] = pi; 1561 i++; 1562 } 1563 nb_cfg_ports = nb_ports; 1564 nb_fwd_ports--; 1565 1566 printf("Port '%s' is detached. Now total ports is %d\n", 1567 name, nb_ports); 1568 printf("Done\n"); 1569 return; 1570 } 1571 1572 void 1573 pmd_test_exit(void) 1574 { 1575 portid_t pt_id; 1576 1577 if (test_done == 0) 1578 stop_packet_forwarding(); 1579 1580 FOREACH_PORT(pt_id, ports) { 1581 printf("Stopping port %d...", pt_id); 1582 fflush(stdout); 1583 rte_eth_dev_close(pt_id); 1584 printf("done\n"); 1585 } 1586 printf("bye...\n"); 1587 } 1588 1589 typedef void (*cmd_func_t)(void); 1590 struct pmd_test_command { 1591 const char *cmd_name; 1592 cmd_func_t cmd_func; 1593 }; 1594 1595 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 1596 1597 /* Check the link status of all ports in up to 9s, and print them finally */ 1598 static void 1599 check_all_ports_link_status(uint32_t port_mask) 1600 { 1601 #define CHECK_INTERVAL 100 /* 100ms */ 1602 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1603 uint8_t portid, count, all_ports_up, print_flag = 0; 1604 struct rte_eth_link link; 1605 1606 printf("Checking link statuses...\n"); 1607 fflush(stdout); 1608 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1609 all_ports_up = 1; 1610 FOREACH_PORT(portid, ports) { 1611 if ((port_mask & (1 << portid)) == 0) 1612 continue; 1613 memset(&link, 0, sizeof(link)); 1614 rte_eth_link_get_nowait(portid, &link); 1615 /* print link status if flag set */ 1616 if (print_flag == 1) { 1617 if (link.link_status) 1618 printf("Port %d Link Up - speed %u " 1619 "Mbps - %s\n", (uint8_t)portid, 1620 (unsigned)link.link_speed, 1621 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 1622 ("full-duplex") : ("half-duplex\n")); 1623 else 1624 printf("Port %d Link Down\n", 1625 (uint8_t)portid); 1626 continue; 1627 } 1628 /* clear all_ports_up flag if any link down */ 1629 if (link.link_status == 0) { 1630 all_ports_up = 0; 1631 break; 1632 } 1633 } 1634 /* after finally printing all link status, get out */ 1635 if (print_flag == 1) 1636 break; 1637 1638 if (all_ports_up == 0) { 1639 fflush(stdout); 1640 rte_delay_ms(CHECK_INTERVAL); 1641 } 1642 1643 /* set the print_flag if all ports up or timeout */ 1644 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1645 print_flag = 1; 1646 } 1647 } 1648 } 1649 1650 static int 1651 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1652 { 1653 uint16_t i; 1654 int diag; 1655 uint8_t mapping_found = 0; 1656 1657 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 1658 if ((tx_queue_stats_mappings[i].port_id == port_id) && 1659 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 1660 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 1661 tx_queue_stats_mappings[i].queue_id, 1662 tx_queue_stats_mappings[i].stats_counter_id); 1663 if (diag != 0) 1664 return diag; 1665 mapping_found = 1; 1666 } 1667 } 1668 if (mapping_found) 1669 port->tx_queue_stats_mapping_enabled = 1; 1670 return 0; 1671 } 1672 1673 static int 1674 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port) 1675 { 1676 uint16_t i; 1677 int diag; 1678 uint8_t mapping_found = 0; 1679 1680 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 1681 if ((rx_queue_stats_mappings[i].port_id == port_id) && 1682 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 1683 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 1684 rx_queue_stats_mappings[i].queue_id, 1685 rx_queue_stats_mappings[i].stats_counter_id); 1686 if (diag != 0) 1687 return diag; 1688 mapping_found = 1; 1689 } 1690 } 1691 if (mapping_found) 1692 port->rx_queue_stats_mapping_enabled = 1; 1693 return 0; 1694 } 1695 1696 static void 1697 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port) 1698 { 1699 int diag = 0; 1700 1701 diag = set_tx_queue_stats_mapping_registers(pi, port); 1702 if (diag != 0) { 1703 if (diag == -ENOTSUP) { 1704 port->tx_queue_stats_mapping_enabled = 0; 1705 printf("TX queue stats mapping not supported port id=%d\n", pi); 1706 } 1707 else 1708 rte_exit(EXIT_FAILURE, 1709 "set_tx_queue_stats_mapping_registers " 1710 "failed for port id=%d diag=%d\n", 1711 pi, diag); 1712 } 1713 1714 diag = set_rx_queue_stats_mapping_registers(pi, port); 1715 if (diag != 0) { 1716 if (diag == -ENOTSUP) { 1717 port->rx_queue_stats_mapping_enabled = 0; 1718 printf("RX queue stats mapping not supported port id=%d\n", pi); 1719 } 1720 else 1721 rte_exit(EXIT_FAILURE, 1722 "set_rx_queue_stats_mapping_registers " 1723 "failed for port id=%d diag=%d\n", 1724 pi, diag); 1725 } 1726 } 1727 1728 static void 1729 rxtx_port_config(struct rte_port *port) 1730 { 1731 port->rx_conf = port->dev_info.default_rxconf; 1732 port->tx_conf = port->dev_info.default_txconf; 1733 1734 /* Check if any RX/TX parameters have been passed */ 1735 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 1736 port->rx_conf.rx_thresh.pthresh = rx_pthresh; 1737 1738 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 1739 port->rx_conf.rx_thresh.hthresh = rx_hthresh; 1740 1741 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 1742 port->rx_conf.rx_thresh.wthresh = rx_wthresh; 1743 1744 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 1745 port->rx_conf.rx_free_thresh = rx_free_thresh; 1746 1747 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 1748 port->rx_conf.rx_drop_en = rx_drop_en; 1749 1750 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 1751 port->tx_conf.tx_thresh.pthresh = tx_pthresh; 1752 1753 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 1754 port->tx_conf.tx_thresh.hthresh = tx_hthresh; 1755 1756 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 1757 port->tx_conf.tx_thresh.wthresh = tx_wthresh; 1758 1759 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 1760 port->tx_conf.tx_rs_thresh = tx_rs_thresh; 1761 1762 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 1763 port->tx_conf.tx_free_thresh = tx_free_thresh; 1764 1765 if (txq_flags != RTE_PMD_PARAM_UNSET) 1766 port->tx_conf.txq_flags = txq_flags; 1767 } 1768 1769 void 1770 init_port_config(void) 1771 { 1772 portid_t pid; 1773 struct rte_port *port; 1774 1775 FOREACH_PORT(pid, ports) { 1776 port = &ports[pid]; 1777 port->dev_conf.rxmode = rx_mode; 1778 port->dev_conf.fdir_conf = fdir_conf; 1779 if (nb_rxq > 1) { 1780 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1781 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf; 1782 } else { 1783 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 1784 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 1785 } 1786 1787 if (port->dcb_flag == 0 && port->dev_info.max_vfs == 0) { 1788 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1789 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 1790 else 1791 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 1792 } 1793 1794 if (port->dev_info.max_vfs != 0) { 1795 if (port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 1796 port->dev_conf.rxmode.mq_mode = 1797 ETH_MQ_RX_VMDQ_RSS; 1798 else 1799 port->dev_conf.rxmode.mq_mode = 1800 ETH_MQ_RX_NONE; 1801 1802 port->dev_conf.txmode.mq_mode = ETH_MQ_TX_NONE; 1803 } 1804 1805 rxtx_port_config(port); 1806 1807 rte_eth_macaddr_get(pid, &port->eth_addr); 1808 1809 map_port_queue_stats_mapping_registers(pid, port); 1810 #ifdef RTE_NIC_BYPASS 1811 rte_eth_dev_bypass_init(pid); 1812 #endif 1813 } 1814 } 1815 1816 const uint16_t vlan_tags[] = { 1817 0, 1, 2, 3, 4, 5, 6, 7, 1818 8, 9, 10, 11, 12, 13, 14, 15, 1819 16, 17, 18, 19, 20, 21, 22, 23, 1820 24, 25, 26, 27, 28, 29, 30, 31 1821 }; 1822 1823 static int 1824 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, struct dcb_config *dcb_conf) 1825 { 1826 uint8_t i; 1827 1828 /* 1829 * Builds up the correct configuration for dcb+vt based on the vlan tags array 1830 * given above, and the number of traffic classes available for use. 1831 */ 1832 if (dcb_conf->dcb_mode == DCB_VT_ENABLED) { 1833 struct rte_eth_vmdq_dcb_conf vmdq_rx_conf; 1834 struct rte_eth_vmdq_dcb_tx_conf vmdq_tx_conf; 1835 1836 /* VMDQ+DCB RX and TX configrations */ 1837 vmdq_rx_conf.enable_default_pool = 0; 1838 vmdq_rx_conf.default_pool = 0; 1839 vmdq_rx_conf.nb_queue_pools = 1840 (dcb_conf->num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1841 vmdq_tx_conf.nb_queue_pools = 1842 (dcb_conf->num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 1843 1844 vmdq_rx_conf.nb_pool_maps = sizeof( vlan_tags )/sizeof( vlan_tags[ 0 ]); 1845 for (i = 0; i < vmdq_rx_conf.nb_pool_maps; i++) { 1846 vmdq_rx_conf.pool_map[i].vlan_id = vlan_tags[ i ]; 1847 vmdq_rx_conf.pool_map[i].pools = 1 << (i % vmdq_rx_conf.nb_queue_pools); 1848 } 1849 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 1850 vmdq_rx_conf.dcb_queue[i] = i; 1851 vmdq_tx_conf.dcb_queue[i] = i; 1852 } 1853 1854 /*set DCB mode of RX and TX of multiple queues*/ 1855 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 1856 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 1857 if (dcb_conf->pfc_en) 1858 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT|ETH_DCB_PFC_SUPPORT; 1859 else 1860 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 1861 1862 (void)(rte_memcpy(ð_conf->rx_adv_conf.vmdq_dcb_conf, &vmdq_rx_conf, 1863 sizeof(struct rte_eth_vmdq_dcb_conf))); 1864 (void)(rte_memcpy(ð_conf->tx_adv_conf.vmdq_dcb_tx_conf, &vmdq_tx_conf, 1865 sizeof(struct rte_eth_vmdq_dcb_tx_conf))); 1866 } 1867 else { 1868 struct rte_eth_dcb_rx_conf rx_conf; 1869 struct rte_eth_dcb_tx_conf tx_conf; 1870 1871 /* queue mapping configuration of DCB RX and TX */ 1872 if (dcb_conf->num_tcs == ETH_4_TCS) 1873 dcb_q_mapping = DCB_4_TCS_Q_MAPPING; 1874 else 1875 dcb_q_mapping = DCB_8_TCS_Q_MAPPING; 1876 1877 rx_conf.nb_tcs = dcb_conf->num_tcs; 1878 tx_conf.nb_tcs = dcb_conf->num_tcs; 1879 1880 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++){ 1881 rx_conf.dcb_queue[i] = i; 1882 tx_conf.dcb_queue[i] = i; 1883 } 1884 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB; 1885 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 1886 if (dcb_conf->pfc_en) 1887 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT|ETH_DCB_PFC_SUPPORT; 1888 else 1889 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 1890 1891 (void)(rte_memcpy(ð_conf->rx_adv_conf.dcb_rx_conf, &rx_conf, 1892 sizeof(struct rte_eth_dcb_rx_conf))); 1893 (void)(rte_memcpy(ð_conf->tx_adv_conf.dcb_tx_conf, &tx_conf, 1894 sizeof(struct rte_eth_dcb_tx_conf))); 1895 } 1896 1897 return 0; 1898 } 1899 1900 int 1901 init_port_dcb_config(portid_t pid,struct dcb_config *dcb_conf) 1902 { 1903 struct rte_eth_conf port_conf; 1904 struct rte_port *rte_port; 1905 int retval; 1906 uint16_t nb_vlan; 1907 uint16_t i; 1908 1909 /* rxq and txq configuration in dcb mode */ 1910 nb_rxq = 128; 1911 nb_txq = 128; 1912 rx_free_thresh = 64; 1913 1914 memset(&port_conf,0,sizeof(struct rte_eth_conf)); 1915 /* Enter DCB configuration status */ 1916 dcb_config = 1; 1917 1918 nb_vlan = sizeof( vlan_tags )/sizeof( vlan_tags[ 0 ]); 1919 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 1920 retval = get_eth_dcb_conf(&port_conf, dcb_conf); 1921 if (retval < 0) 1922 return retval; 1923 1924 rte_port = &ports[pid]; 1925 memcpy(&rte_port->dev_conf, &port_conf,sizeof(struct rte_eth_conf)); 1926 1927 rxtx_port_config(rte_port); 1928 /* VLAN filter */ 1929 rte_port->dev_conf.rxmode.hw_vlan_filter = 1; 1930 for (i = 0; i < nb_vlan; i++){ 1931 rx_vft_set(pid, vlan_tags[i], 1); 1932 } 1933 1934 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 1935 map_port_queue_stats_mapping_registers(pid, rte_port); 1936 1937 rte_port->dcb_flag = 1; 1938 1939 return 0; 1940 } 1941 1942 static void 1943 init_port(void) 1944 { 1945 portid_t pid; 1946 1947 /* Configuration of Ethernet ports. */ 1948 ports = rte_zmalloc("testpmd: ports", 1949 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 1950 RTE_CACHE_LINE_SIZE); 1951 if (ports == NULL) { 1952 rte_exit(EXIT_FAILURE, 1953 "rte_zmalloc(%d struct rte_port) failed\n", 1954 RTE_MAX_ETHPORTS); 1955 } 1956 1957 /* enabled allocated ports */ 1958 for (pid = 0; pid < nb_ports; pid++) 1959 ports[pid].enabled = 1; 1960 } 1961 1962 int 1963 main(int argc, char** argv) 1964 { 1965 int diag; 1966 uint8_t port_id; 1967 1968 diag = rte_eal_init(argc, argv); 1969 if (diag < 0) 1970 rte_panic("Cannot init EAL\n"); 1971 1972 nb_ports = (portid_t) rte_eth_dev_count(); 1973 if (nb_ports == 0) 1974 RTE_LOG(WARNING, EAL, "No probed ethernet devices\n"); 1975 1976 /* allocate port structures, and init them */ 1977 init_port(); 1978 1979 set_def_fwd_config(); 1980 if (nb_lcores == 0) 1981 rte_panic("Empty set of forwarding logical cores - check the " 1982 "core mask supplied in the command parameters\n"); 1983 1984 argc -= diag; 1985 argv += diag; 1986 if (argc > 1) 1987 launch_args_parse(argc, argv); 1988 1989 if (nb_rxq > nb_txq) 1990 printf("Warning: nb_rxq=%d enables RSS configuration, " 1991 "but nb_txq=%d will prevent to fully test it.\n", 1992 nb_rxq, nb_txq); 1993 1994 init_config(); 1995 if (start_port(RTE_PORT_ALL) != 0) 1996 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 1997 1998 /* set all ports to promiscuous mode by default */ 1999 FOREACH_PORT(port_id, ports) 2000 rte_eth_promiscuous_enable(port_id); 2001 2002 #ifdef RTE_LIBRTE_CMDLINE 2003 if (interactive == 1) { 2004 if (auto_start) { 2005 printf("Start automatic packet forwarding\n"); 2006 start_packet_forwarding(0); 2007 } 2008 prompt(); 2009 } else 2010 #endif 2011 { 2012 char c; 2013 int rc; 2014 2015 printf("No commandline core given, start packet forwarding\n"); 2016 start_packet_forwarding(0); 2017 printf("Press enter to exit\n"); 2018 rc = read(0, &c, 1); 2019 if (rc < 0) 2020 return 1; 2021 } 2022 2023 return 0; 2024 } 2025