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