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