1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2017 Intel Corporation 3 */ 4 5 #include <stdarg.h> 6 #include <stdio.h> 7 #include <stdlib.h> 8 #include <signal.h> 9 #include <string.h> 10 #include <time.h> 11 #include <fcntl.h> 12 #include <sys/mman.h> 13 #include <sys/types.h> 14 #include <errno.h> 15 #include <stdbool.h> 16 17 #include <sys/queue.h> 18 #include <sys/stat.h> 19 20 #include <stdint.h> 21 #include <unistd.h> 22 #include <inttypes.h> 23 24 #include <rte_common.h> 25 #include <rte_errno.h> 26 #include <rte_byteorder.h> 27 #include <rte_log.h> 28 #include <rte_debug.h> 29 #include <rte_cycles.h> 30 #include <rte_malloc_heap.h> 31 #include <rte_memory.h> 32 #include <rte_memcpy.h> 33 #include <rte_launch.h> 34 #include <rte_eal.h> 35 #include <rte_alarm.h> 36 #include <rte_per_lcore.h> 37 #include <rte_lcore.h> 38 #include <rte_atomic.h> 39 #include <rte_branch_prediction.h> 40 #include <rte_mempool.h> 41 #include <rte_malloc.h> 42 #include <rte_mbuf.h> 43 #include <rte_mbuf_pool_ops.h> 44 #include <rte_interrupts.h> 45 #include <rte_pci.h> 46 #include <rte_ether.h> 47 #include <rte_ethdev.h> 48 #include <rte_dev.h> 49 #include <rte_string_fns.h> 50 #ifdef RTE_LIBRTE_IXGBE_PMD 51 #include <rte_pmd_ixgbe.h> 52 #endif 53 #ifdef RTE_LIBRTE_PDUMP 54 #include <rte_pdump.h> 55 #endif 56 #include <rte_flow.h> 57 #include <rte_metrics.h> 58 #ifdef RTE_LIBRTE_BITRATE 59 #include <rte_bitrate.h> 60 #endif 61 #ifdef RTE_LIBRTE_LATENCY_STATS 62 #include <rte_latencystats.h> 63 #endif 64 65 #include "testpmd.h" 66 67 #ifndef MAP_HUGETLB 68 /* FreeBSD may not have MAP_HUGETLB (in fact, it probably doesn't) */ 69 #define HUGE_FLAG (0x40000) 70 #else 71 #define HUGE_FLAG MAP_HUGETLB 72 #endif 73 74 #ifndef MAP_HUGE_SHIFT 75 /* older kernels (or FreeBSD) will not have this define */ 76 #define HUGE_SHIFT (26) 77 #else 78 #define HUGE_SHIFT MAP_HUGE_SHIFT 79 #endif 80 81 #define EXTMEM_HEAP_NAME "extmem" 82 83 uint16_t verbose_level = 0; /**< Silent by default. */ 84 int testpmd_logtype; /**< Log type for testpmd logs */ 85 86 /* use master core for command line ? */ 87 uint8_t interactive = 0; 88 uint8_t auto_start = 0; 89 uint8_t tx_first; 90 char cmdline_filename[PATH_MAX] = {0}; 91 92 /* 93 * NUMA support configuration. 94 * When set, the NUMA support attempts to dispatch the allocation of the 95 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 96 * probed ports among the CPU sockets 0 and 1. 97 * Otherwise, all memory is allocated from CPU socket 0. 98 */ 99 uint8_t numa_support = 1; /**< numa enabled by default */ 100 101 /* 102 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 103 * not configured. 104 */ 105 uint8_t socket_num = UMA_NO_CONFIG; 106 107 /* 108 * Select mempool allocation type: 109 * - native: use regular DPDK memory 110 * - anon: use regular DPDK memory to create mempool, but populate using 111 * anonymous memory (may not be IOVA-contiguous) 112 * - xmem: use externally allocated hugepage memory 113 */ 114 uint8_t mp_alloc_type = MP_ALLOC_NATIVE; 115 116 /* 117 * Store specified sockets on which memory pool to be used by ports 118 * is allocated. 119 */ 120 uint8_t port_numa[RTE_MAX_ETHPORTS]; 121 122 /* 123 * Store specified sockets on which RX ring to be used by ports 124 * is allocated. 125 */ 126 uint8_t rxring_numa[RTE_MAX_ETHPORTS]; 127 128 /* 129 * Store specified sockets on which TX ring to be used by ports 130 * is allocated. 131 */ 132 uint8_t txring_numa[RTE_MAX_ETHPORTS]; 133 134 /* 135 * Record the Ethernet address of peer target ports to which packets are 136 * forwarded. 137 * Must be instantiated with the ethernet addresses of peer traffic generator 138 * ports. 139 */ 140 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 141 portid_t nb_peer_eth_addrs = 0; 142 143 /* 144 * Probed Target Environment. 145 */ 146 struct rte_port *ports; /**< For all probed ethernet ports. */ 147 portid_t nb_ports; /**< Number of probed ethernet ports. */ 148 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 149 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 150 151 portid_t ports_ids[RTE_MAX_ETHPORTS]; /**< Store all port ids. */ 152 153 /* 154 * Test Forwarding Configuration. 155 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 156 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 157 */ 158 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 159 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 160 portid_t nb_cfg_ports; /**< Number of configured ports. */ 161 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 162 163 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 164 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 165 166 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 167 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 168 169 /* 170 * Forwarding engines. 171 */ 172 struct fwd_engine * fwd_engines[] = { 173 &io_fwd_engine, 174 &mac_fwd_engine, 175 &mac_swap_engine, 176 &flow_gen_engine, 177 &rx_only_engine, 178 &tx_only_engine, 179 &csum_fwd_engine, 180 &icmp_echo_engine, 181 &noisy_vnf_engine, 182 #if defined RTE_LIBRTE_PMD_SOFTNIC 183 &softnic_fwd_engine, 184 #endif 185 #ifdef RTE_LIBRTE_IEEE1588 186 &ieee1588_fwd_engine, 187 #endif 188 NULL, 189 }; 190 191 struct fwd_config cur_fwd_config; 192 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 193 uint32_t retry_enabled; 194 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 195 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 196 197 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 198 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 199 * specified on command-line. */ 200 uint16_t stats_period; /**< Period to show statistics (disabled by default) */ 201 202 /* 203 * In container, it cannot terminate the process which running with 'stats-period' 204 * option. Set flag to exit stats period loop after received SIGINT/SIGTERM. 205 */ 206 uint8_t f_quit; 207 208 /* 209 * Configuration of packet segments used by the "txonly" processing engine. 210 */ 211 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 212 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 213 TXONLY_DEF_PACKET_LEN, 214 }; 215 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 216 217 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 218 /**< Split policy for packets to TX. */ 219 220 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 221 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 222 223 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 224 uint8_t dcb_config = 0; 225 226 /* Whether the dcb is in testing status */ 227 uint8_t dcb_test = 0; 228 229 /* 230 * Configurable number of RX/TX queues. 231 */ 232 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 233 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 234 235 /* 236 * Configurable number of RX/TX ring descriptors. 237 * Defaults are supplied by drivers via ethdev. 238 */ 239 #define RTE_TEST_RX_DESC_DEFAULT 0 240 #define RTE_TEST_TX_DESC_DEFAULT 0 241 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 242 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 243 244 #define RTE_PMD_PARAM_UNSET -1 245 /* 246 * Configurable values of RX and TX ring threshold registers. 247 */ 248 249 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 250 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 251 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 252 253 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 254 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 255 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 256 257 /* 258 * Configurable value of RX free threshold. 259 */ 260 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 261 262 /* 263 * Configurable value of RX drop enable. 264 */ 265 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 266 267 /* 268 * Configurable value of TX free threshold. 269 */ 270 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 271 272 /* 273 * Configurable value of TX RS bit threshold. 274 */ 275 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 276 277 /* 278 * Configurable value of buffered packets before sending. 279 */ 280 uint16_t noisy_tx_sw_bufsz; 281 282 /* 283 * Configurable value of packet buffer timeout. 284 */ 285 uint16_t noisy_tx_sw_buf_flush_time; 286 287 /* 288 * Configurable value for size of VNF internal memory area 289 * used for simulating noisy neighbour behaviour 290 */ 291 uint64_t noisy_lkup_mem_sz; 292 293 /* 294 * Configurable value of number of random writes done in 295 * VNF simulation memory area. 296 */ 297 uint64_t noisy_lkup_num_writes; 298 299 /* 300 * Configurable value of number of random reads done in 301 * VNF simulation memory area. 302 */ 303 uint64_t noisy_lkup_num_reads; 304 305 /* 306 * Configurable value of number of random reads/writes done in 307 * VNF simulation memory area. 308 */ 309 uint64_t noisy_lkup_num_reads_writes; 310 311 /* 312 * Receive Side Scaling (RSS) configuration. 313 */ 314 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 315 316 /* 317 * Port topology configuration 318 */ 319 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 320 321 /* 322 * Avoids to flush all the RX streams before starts forwarding. 323 */ 324 uint8_t no_flush_rx = 0; /* flush by default */ 325 326 /* 327 * Flow API isolated mode. 328 */ 329 uint8_t flow_isolate_all; 330 331 /* 332 * Avoids to check link status when starting/stopping a port. 333 */ 334 uint8_t no_link_check = 0; /* check by default */ 335 336 /* 337 * Enable link status change notification 338 */ 339 uint8_t lsc_interrupt = 1; /* enabled by default */ 340 341 /* 342 * Enable device removal notification. 343 */ 344 uint8_t rmv_interrupt = 1; /* enabled by default */ 345 346 uint8_t hot_plug = 0; /**< hotplug disabled by default. */ 347 348 /* 349 * Display or mask ether events 350 * Default to all events except VF_MBOX 351 */ 352 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) | 353 (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) | 354 (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) | 355 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) | 356 (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) | 357 (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) | 358 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV); 359 /* 360 * Decide if all memory are locked for performance. 361 */ 362 int do_mlockall = 0; 363 364 /* 365 * NIC bypass mode configuration options. 366 */ 367 368 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 369 /* The NIC bypass watchdog timeout. */ 370 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF; 371 #endif 372 373 374 #ifdef RTE_LIBRTE_LATENCY_STATS 375 376 /* 377 * Set when latency stats is enabled in the commandline 378 */ 379 uint8_t latencystats_enabled; 380 381 /* 382 * Lcore ID to serive latency statistics. 383 */ 384 lcoreid_t latencystats_lcore_id = -1; 385 386 #endif 387 388 /* 389 * Ethernet device configuration. 390 */ 391 struct rte_eth_rxmode rx_mode = { 392 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 393 }; 394 395 struct rte_eth_txmode tx_mode = { 396 .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE, 397 }; 398 399 struct rte_fdir_conf fdir_conf = { 400 .mode = RTE_FDIR_MODE_NONE, 401 .pballoc = RTE_FDIR_PBALLOC_64K, 402 .status = RTE_FDIR_REPORT_STATUS, 403 .mask = { 404 .vlan_tci_mask = 0xFFEF, 405 .ipv4_mask = { 406 .src_ip = 0xFFFFFFFF, 407 .dst_ip = 0xFFFFFFFF, 408 }, 409 .ipv6_mask = { 410 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 411 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 412 }, 413 .src_port_mask = 0xFFFF, 414 .dst_port_mask = 0xFFFF, 415 .mac_addr_byte_mask = 0xFF, 416 .tunnel_type_mask = 1, 417 .tunnel_id_mask = 0xFFFFFFFF, 418 }, 419 .drop_queue = 127, 420 }; 421 422 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 423 424 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 425 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 426 427 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 428 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 429 430 uint16_t nb_tx_queue_stats_mappings = 0; 431 uint16_t nb_rx_queue_stats_mappings = 0; 432 433 /* 434 * Display zero values by default for xstats 435 */ 436 uint8_t xstats_hide_zero; 437 438 unsigned int num_sockets = 0; 439 unsigned int socket_ids[RTE_MAX_NUMA_NODES]; 440 441 #ifdef RTE_LIBRTE_BITRATE 442 /* Bitrate statistics */ 443 struct rte_stats_bitrates *bitrate_data; 444 lcoreid_t bitrate_lcore_id; 445 uint8_t bitrate_enabled; 446 #endif 447 448 struct gro_status gro_ports[RTE_MAX_ETHPORTS]; 449 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES; 450 451 struct vxlan_encap_conf vxlan_encap_conf = { 452 .select_ipv4 = 1, 453 .select_vlan = 0, 454 .vni = "\x00\x00\x00", 455 .udp_src = 0, 456 .udp_dst = RTE_BE16(4789), 457 .ipv4_src = IPv4(127, 0, 0, 1), 458 .ipv4_dst = IPv4(255, 255, 255, 255), 459 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 460 "\x00\x00\x00\x00\x00\x00\x00\x01", 461 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 462 "\x00\x00\x00\x00\x00\x00\x11\x11", 463 .vlan_tci = 0, 464 .eth_src = "\x00\x00\x00\x00\x00\x00", 465 .eth_dst = "\xff\xff\xff\xff\xff\xff", 466 }; 467 468 struct nvgre_encap_conf nvgre_encap_conf = { 469 .select_ipv4 = 1, 470 .select_vlan = 0, 471 .tni = "\x00\x00\x00", 472 .ipv4_src = IPv4(127, 0, 0, 1), 473 .ipv4_dst = IPv4(255, 255, 255, 255), 474 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 475 "\x00\x00\x00\x00\x00\x00\x00\x01", 476 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 477 "\x00\x00\x00\x00\x00\x00\x11\x11", 478 .vlan_tci = 0, 479 .eth_src = "\x00\x00\x00\x00\x00\x00", 480 .eth_dst = "\xff\xff\xff\xff\xff\xff", 481 }; 482 483 /* Forward function declarations */ 484 static void map_port_queue_stats_mapping_registers(portid_t pi, 485 struct rte_port *port); 486 static void check_all_ports_link_status(uint32_t port_mask); 487 static int eth_event_callback(portid_t port_id, 488 enum rte_eth_event_type type, 489 void *param, void *ret_param); 490 static void eth_dev_event_callback(const char *device_name, 491 enum rte_dev_event_type type, 492 void *param); 493 494 /* 495 * Check if all the ports are started. 496 * If yes, return positive value. If not, return zero. 497 */ 498 static int all_ports_started(void); 499 500 struct gso_status gso_ports[RTE_MAX_ETHPORTS]; 501 uint16_t gso_max_segment_size = ETHER_MAX_LEN - ETHER_CRC_LEN; 502 503 /* 504 * Helper function to check if socket is already discovered. 505 * If yes, return positive value. If not, return zero. 506 */ 507 int 508 new_socket_id(unsigned int socket_id) 509 { 510 unsigned int i; 511 512 for (i = 0; i < num_sockets; i++) { 513 if (socket_ids[i] == socket_id) 514 return 0; 515 } 516 return 1; 517 } 518 519 /* 520 * Setup default configuration. 521 */ 522 static void 523 set_default_fwd_lcores_config(void) 524 { 525 unsigned int i; 526 unsigned int nb_lc; 527 unsigned int sock_num; 528 529 nb_lc = 0; 530 for (i = 0; i < RTE_MAX_LCORE; i++) { 531 if (!rte_lcore_is_enabled(i)) 532 continue; 533 sock_num = rte_lcore_to_socket_id(i); 534 if (new_socket_id(sock_num)) { 535 if (num_sockets >= RTE_MAX_NUMA_NODES) { 536 rte_exit(EXIT_FAILURE, 537 "Total sockets greater than %u\n", 538 RTE_MAX_NUMA_NODES); 539 } 540 socket_ids[num_sockets++] = sock_num; 541 } 542 if (i == rte_get_master_lcore()) 543 continue; 544 fwd_lcores_cpuids[nb_lc++] = i; 545 } 546 nb_lcores = (lcoreid_t) nb_lc; 547 nb_cfg_lcores = nb_lcores; 548 nb_fwd_lcores = 1; 549 } 550 551 static void 552 set_def_peer_eth_addrs(void) 553 { 554 portid_t i; 555 556 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 557 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 558 peer_eth_addrs[i].addr_bytes[5] = i; 559 } 560 } 561 562 static void 563 set_default_fwd_ports_config(void) 564 { 565 portid_t pt_id; 566 int i = 0; 567 568 RTE_ETH_FOREACH_DEV(pt_id) 569 fwd_ports_ids[i++] = pt_id; 570 571 nb_cfg_ports = nb_ports; 572 nb_fwd_ports = nb_ports; 573 } 574 575 void 576 set_def_fwd_config(void) 577 { 578 set_default_fwd_lcores_config(); 579 set_def_peer_eth_addrs(); 580 set_default_fwd_ports_config(); 581 } 582 583 /* extremely pessimistic estimation of memory required to create a mempool */ 584 static int 585 calc_mem_size(uint32_t nb_mbufs, uint32_t mbuf_sz, size_t pgsz, size_t *out) 586 { 587 unsigned int n_pages, mbuf_per_pg, leftover; 588 uint64_t total_mem, mbuf_mem, obj_sz; 589 590 /* there is no good way to predict how much space the mempool will 591 * occupy because it will allocate chunks on the fly, and some of those 592 * will come from default DPDK memory while some will come from our 593 * external memory, so just assume 128MB will be enough for everyone. 594 */ 595 uint64_t hdr_mem = 128 << 20; 596 597 /* account for possible non-contiguousness */ 598 obj_sz = rte_mempool_calc_obj_size(mbuf_sz, 0, NULL); 599 if (obj_sz > pgsz) { 600 TESTPMD_LOG(ERR, "Object size is bigger than page size\n"); 601 return -1; 602 } 603 604 mbuf_per_pg = pgsz / obj_sz; 605 leftover = (nb_mbufs % mbuf_per_pg) > 0; 606 n_pages = (nb_mbufs / mbuf_per_pg) + leftover; 607 608 mbuf_mem = n_pages * pgsz; 609 610 total_mem = RTE_ALIGN(hdr_mem + mbuf_mem, pgsz); 611 612 if (total_mem > SIZE_MAX) { 613 TESTPMD_LOG(ERR, "Memory size too big\n"); 614 return -1; 615 } 616 *out = (size_t)total_mem; 617 618 return 0; 619 } 620 621 static inline uint32_t 622 bsf64(uint64_t v) 623 { 624 return (uint32_t)__builtin_ctzll(v); 625 } 626 627 static inline uint32_t 628 log2_u64(uint64_t v) 629 { 630 if (v == 0) 631 return 0; 632 v = rte_align64pow2(v); 633 return bsf64(v); 634 } 635 636 static int 637 pagesz_flags(uint64_t page_sz) 638 { 639 /* as per mmap() manpage, all page sizes are log2 of page size 640 * shifted by MAP_HUGE_SHIFT 641 */ 642 int log2 = log2_u64(page_sz); 643 644 return (log2 << HUGE_SHIFT); 645 } 646 647 static void * 648 alloc_mem(size_t memsz, size_t pgsz, bool huge) 649 { 650 void *addr; 651 int flags; 652 653 /* allocate anonymous hugepages */ 654 flags = MAP_ANONYMOUS | MAP_PRIVATE; 655 if (huge) 656 flags |= HUGE_FLAG | pagesz_flags(pgsz); 657 658 addr = mmap(NULL, memsz, PROT_READ | PROT_WRITE, flags, -1, 0); 659 if (addr == MAP_FAILED) 660 return NULL; 661 662 return addr; 663 } 664 665 struct extmem_param { 666 void *addr; 667 size_t len; 668 size_t pgsz; 669 rte_iova_t *iova_table; 670 unsigned int iova_table_len; 671 }; 672 673 static int 674 create_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, struct extmem_param *param, 675 bool huge) 676 { 677 uint64_t pgsizes[] = {RTE_PGSIZE_2M, RTE_PGSIZE_1G, /* x86_64, ARM */ 678 RTE_PGSIZE_16M, RTE_PGSIZE_16G}; /* POWER */ 679 unsigned int cur_page, n_pages, pgsz_idx; 680 size_t mem_sz, cur_pgsz; 681 rte_iova_t *iovas = NULL; 682 void *addr; 683 int ret; 684 685 for (pgsz_idx = 0; pgsz_idx < RTE_DIM(pgsizes); pgsz_idx++) { 686 /* skip anything that is too big */ 687 if (pgsizes[pgsz_idx] > SIZE_MAX) 688 continue; 689 690 cur_pgsz = pgsizes[pgsz_idx]; 691 692 /* if we were told not to allocate hugepages, override */ 693 if (!huge) 694 cur_pgsz = sysconf(_SC_PAGESIZE); 695 696 ret = calc_mem_size(nb_mbufs, mbuf_sz, cur_pgsz, &mem_sz); 697 if (ret < 0) { 698 TESTPMD_LOG(ERR, "Cannot calculate memory size\n"); 699 return -1; 700 } 701 702 /* allocate our memory */ 703 addr = alloc_mem(mem_sz, cur_pgsz, huge); 704 705 /* if we couldn't allocate memory with a specified page size, 706 * that doesn't mean we can't do it with other page sizes, so 707 * try another one. 708 */ 709 if (addr == NULL) 710 continue; 711 712 /* store IOVA addresses for every page in this memory area */ 713 n_pages = mem_sz / cur_pgsz; 714 715 iovas = malloc(sizeof(*iovas) * n_pages); 716 717 if (iovas == NULL) { 718 TESTPMD_LOG(ERR, "Cannot allocate memory for iova addresses\n"); 719 goto fail; 720 } 721 /* lock memory if it's not huge pages */ 722 if (!huge) 723 mlock(addr, mem_sz); 724 725 /* populate IOVA addresses */ 726 for (cur_page = 0; cur_page < n_pages; cur_page++) { 727 rte_iova_t iova; 728 size_t offset; 729 void *cur; 730 731 offset = cur_pgsz * cur_page; 732 cur = RTE_PTR_ADD(addr, offset); 733 734 /* touch the page before getting its IOVA */ 735 *(volatile char *)cur = 0; 736 737 iova = rte_mem_virt2iova(cur); 738 739 iovas[cur_page] = iova; 740 } 741 742 break; 743 } 744 /* if we couldn't allocate anything */ 745 if (iovas == NULL) 746 return -1; 747 748 param->addr = addr; 749 param->len = mem_sz; 750 param->pgsz = cur_pgsz; 751 param->iova_table = iovas; 752 param->iova_table_len = n_pages; 753 754 return 0; 755 fail: 756 if (iovas) 757 free(iovas); 758 if (addr) 759 munmap(addr, mem_sz); 760 761 return -1; 762 } 763 764 static int 765 setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge) 766 { 767 struct extmem_param param; 768 int socket_id, ret; 769 770 memset(¶m, 0, sizeof(param)); 771 772 /* check if our heap exists */ 773 socket_id = rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 774 if (socket_id < 0) { 775 /* create our heap */ 776 ret = rte_malloc_heap_create(EXTMEM_HEAP_NAME); 777 if (ret < 0) { 778 TESTPMD_LOG(ERR, "Cannot create heap\n"); 779 return -1; 780 } 781 } 782 783 ret = create_extmem(nb_mbufs, mbuf_sz, ¶m, huge); 784 if (ret < 0) { 785 TESTPMD_LOG(ERR, "Cannot create memory area\n"); 786 return -1; 787 } 788 789 /* we now have a valid memory area, so add it to heap */ 790 ret = rte_malloc_heap_memory_add(EXTMEM_HEAP_NAME, 791 param.addr, param.len, param.iova_table, 792 param.iova_table_len, param.pgsz); 793 794 /* when using VFIO, memory is automatically mapped for DMA by EAL */ 795 796 /* not needed any more */ 797 free(param.iova_table); 798 799 if (ret < 0) { 800 TESTPMD_LOG(ERR, "Cannot add memory to heap\n"); 801 munmap(param.addr, param.len); 802 return -1; 803 } 804 805 /* success */ 806 807 TESTPMD_LOG(DEBUG, "Allocated %zuMB of external memory\n", 808 param.len >> 20); 809 810 return 0; 811 } 812 813 /* 814 * Configuration initialisation done once at init time. 815 */ 816 static void 817 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 818 unsigned int socket_id) 819 { 820 char pool_name[RTE_MEMPOOL_NAMESIZE]; 821 struct rte_mempool *rte_mp = NULL; 822 uint32_t mb_size; 823 824 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 825 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 826 827 TESTPMD_LOG(INFO, 828 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 829 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 830 831 switch (mp_alloc_type) { 832 case MP_ALLOC_NATIVE: 833 { 834 /* wrapper to rte_mempool_create() */ 835 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 836 rte_mbuf_best_mempool_ops()); 837 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 838 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 839 break; 840 } 841 case MP_ALLOC_ANON: 842 { 843 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 844 mb_size, (unsigned int) mb_mempool_cache, 845 sizeof(struct rte_pktmbuf_pool_private), 846 socket_id, 0); 847 if (rte_mp == NULL) 848 goto err; 849 850 if (rte_mempool_populate_anon(rte_mp) == 0) { 851 rte_mempool_free(rte_mp); 852 rte_mp = NULL; 853 goto err; 854 } 855 rte_pktmbuf_pool_init(rte_mp, NULL); 856 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 857 break; 858 } 859 case MP_ALLOC_XMEM: 860 case MP_ALLOC_XMEM_HUGE: 861 { 862 int heap_socket; 863 bool huge = mp_alloc_type == MP_ALLOC_XMEM_HUGE; 864 865 if (setup_extmem(nb_mbuf, mbuf_seg_size, huge) < 0) 866 rte_exit(EXIT_FAILURE, "Could not create external memory\n"); 867 868 heap_socket = 869 rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 870 if (heap_socket < 0) 871 rte_exit(EXIT_FAILURE, "Could not get external memory socket ID\n"); 872 873 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 874 rte_mbuf_best_mempool_ops()); 875 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 876 mb_mempool_cache, 0, mbuf_seg_size, 877 heap_socket); 878 break; 879 } 880 default: 881 { 882 rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n"); 883 } 884 } 885 886 err: 887 if (rte_mp == NULL) { 888 rte_exit(EXIT_FAILURE, 889 "Creation of mbuf pool for socket %u failed: %s\n", 890 socket_id, rte_strerror(rte_errno)); 891 } else if (verbose_level > 0) { 892 rte_mempool_dump(stdout, rte_mp); 893 } 894 } 895 896 /* 897 * Check given socket id is valid or not with NUMA mode, 898 * if valid, return 0, else return -1 899 */ 900 static int 901 check_socket_id(const unsigned int socket_id) 902 { 903 static int warning_once = 0; 904 905 if (new_socket_id(socket_id)) { 906 if (!warning_once && numa_support) 907 printf("Warning: NUMA should be configured manually by" 908 " using --port-numa-config and" 909 " --ring-numa-config parameters along with" 910 " --numa.\n"); 911 warning_once = 1; 912 return -1; 913 } 914 return 0; 915 } 916 917 /* 918 * Get the allowed maximum number of RX queues. 919 * *pid return the port id which has minimal value of 920 * max_rx_queues in all ports. 921 */ 922 queueid_t 923 get_allowed_max_nb_rxq(portid_t *pid) 924 { 925 queueid_t allowed_max_rxq = MAX_QUEUE_ID; 926 portid_t pi; 927 struct rte_eth_dev_info dev_info; 928 929 RTE_ETH_FOREACH_DEV(pi) { 930 rte_eth_dev_info_get(pi, &dev_info); 931 if (dev_info.max_rx_queues < allowed_max_rxq) { 932 allowed_max_rxq = dev_info.max_rx_queues; 933 *pid = pi; 934 } 935 } 936 return allowed_max_rxq; 937 } 938 939 /* 940 * Check input rxq is valid or not. 941 * If input rxq is not greater than any of maximum number 942 * of RX queues of all ports, it is valid. 943 * if valid, return 0, else return -1 944 */ 945 int 946 check_nb_rxq(queueid_t rxq) 947 { 948 queueid_t allowed_max_rxq; 949 portid_t pid = 0; 950 951 allowed_max_rxq = get_allowed_max_nb_rxq(&pid); 952 if (rxq > allowed_max_rxq) { 953 printf("Fail: input rxq (%u) can't be greater " 954 "than max_rx_queues (%u) of port %u\n", 955 rxq, 956 allowed_max_rxq, 957 pid); 958 return -1; 959 } 960 return 0; 961 } 962 963 /* 964 * Get the allowed maximum number of TX queues. 965 * *pid return the port id which has minimal value of 966 * max_tx_queues in all ports. 967 */ 968 queueid_t 969 get_allowed_max_nb_txq(portid_t *pid) 970 { 971 queueid_t allowed_max_txq = MAX_QUEUE_ID; 972 portid_t pi; 973 struct rte_eth_dev_info dev_info; 974 975 RTE_ETH_FOREACH_DEV(pi) { 976 rte_eth_dev_info_get(pi, &dev_info); 977 if (dev_info.max_tx_queues < allowed_max_txq) { 978 allowed_max_txq = dev_info.max_tx_queues; 979 *pid = pi; 980 } 981 } 982 return allowed_max_txq; 983 } 984 985 /* 986 * Check input txq is valid or not. 987 * If input txq is not greater than any of maximum number 988 * of TX queues of all ports, it is valid. 989 * if valid, return 0, else return -1 990 */ 991 int 992 check_nb_txq(queueid_t txq) 993 { 994 queueid_t allowed_max_txq; 995 portid_t pid = 0; 996 997 allowed_max_txq = get_allowed_max_nb_txq(&pid); 998 if (txq > allowed_max_txq) { 999 printf("Fail: input txq (%u) can't be greater " 1000 "than max_tx_queues (%u) of port %u\n", 1001 txq, 1002 allowed_max_txq, 1003 pid); 1004 return -1; 1005 } 1006 return 0; 1007 } 1008 1009 static void 1010 init_config(void) 1011 { 1012 portid_t pid; 1013 struct rte_port *port; 1014 struct rte_mempool *mbp; 1015 unsigned int nb_mbuf_per_pool; 1016 lcoreid_t lc_id; 1017 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 1018 struct rte_gro_param gro_param; 1019 uint32_t gso_types; 1020 int k; 1021 1022 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 1023 1024 if (numa_support) { 1025 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 1026 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 1027 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 1028 } 1029 1030 /* Configuration of logical cores. */ 1031 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 1032 sizeof(struct fwd_lcore *) * nb_lcores, 1033 RTE_CACHE_LINE_SIZE); 1034 if (fwd_lcores == NULL) { 1035 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 1036 "failed\n", nb_lcores); 1037 } 1038 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1039 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 1040 sizeof(struct fwd_lcore), 1041 RTE_CACHE_LINE_SIZE); 1042 if (fwd_lcores[lc_id] == NULL) { 1043 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 1044 "failed\n"); 1045 } 1046 fwd_lcores[lc_id]->cpuid_idx = lc_id; 1047 } 1048 1049 RTE_ETH_FOREACH_DEV(pid) { 1050 port = &ports[pid]; 1051 /* Apply default TxRx configuration for all ports */ 1052 port->dev_conf.txmode = tx_mode; 1053 port->dev_conf.rxmode = rx_mode; 1054 rte_eth_dev_info_get(pid, &port->dev_info); 1055 1056 if (!(port->dev_info.tx_offload_capa & 1057 DEV_TX_OFFLOAD_MBUF_FAST_FREE)) 1058 port->dev_conf.txmode.offloads &= 1059 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE; 1060 if (numa_support) { 1061 if (port_numa[pid] != NUMA_NO_CONFIG) 1062 port_per_socket[port_numa[pid]]++; 1063 else { 1064 uint32_t socket_id = rte_eth_dev_socket_id(pid); 1065 1066 /* if socket_id is invalid, set to 0 */ 1067 if (check_socket_id(socket_id) < 0) 1068 socket_id = 0; 1069 port_per_socket[socket_id]++; 1070 } 1071 } 1072 1073 /* Apply Rx offloads configuration */ 1074 for (k = 0; k < port->dev_info.max_rx_queues; k++) 1075 port->rx_conf[k].offloads = 1076 port->dev_conf.rxmode.offloads; 1077 /* Apply Tx offloads configuration */ 1078 for (k = 0; k < port->dev_info.max_tx_queues; k++) 1079 port->tx_conf[k].offloads = 1080 port->dev_conf.txmode.offloads; 1081 1082 /* set flag to initialize port/queue */ 1083 port->need_reconfig = 1; 1084 port->need_reconfig_queues = 1; 1085 } 1086 1087 /* 1088 * Create pools of mbuf. 1089 * If NUMA support is disabled, create a single pool of mbuf in 1090 * socket 0 memory by default. 1091 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 1092 * 1093 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 1094 * nb_txd can be configured at run time. 1095 */ 1096 if (param_total_num_mbufs) 1097 nb_mbuf_per_pool = param_total_num_mbufs; 1098 else { 1099 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 1100 (nb_lcores * mb_mempool_cache) + 1101 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 1102 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 1103 } 1104 1105 if (numa_support) { 1106 uint8_t i; 1107 1108 for (i = 0; i < num_sockets; i++) 1109 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1110 socket_ids[i]); 1111 } else { 1112 if (socket_num == UMA_NO_CONFIG) 1113 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 1114 else 1115 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1116 socket_num); 1117 } 1118 1119 init_port_config(); 1120 1121 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 1122 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_TX_OFFLOAD_UDP_TSO; 1123 /* 1124 * Records which Mbuf pool to use by each logical core, if needed. 1125 */ 1126 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1127 mbp = mbuf_pool_find( 1128 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 1129 1130 if (mbp == NULL) 1131 mbp = mbuf_pool_find(0); 1132 fwd_lcores[lc_id]->mbp = mbp; 1133 /* initialize GSO context */ 1134 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 1135 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 1136 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 1137 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN - 1138 ETHER_CRC_LEN; 1139 fwd_lcores[lc_id]->gso_ctx.flag = 0; 1140 } 1141 1142 /* Configuration of packet forwarding streams. */ 1143 if (init_fwd_streams() < 0) 1144 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 1145 1146 fwd_config_setup(); 1147 1148 /* create a gro context for each lcore */ 1149 gro_param.gro_types = RTE_GRO_TCP_IPV4; 1150 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 1151 gro_param.max_item_per_flow = MAX_PKT_BURST; 1152 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1153 gro_param.socket_id = rte_lcore_to_socket_id( 1154 fwd_lcores_cpuids[lc_id]); 1155 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 1156 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 1157 rte_exit(EXIT_FAILURE, 1158 "rte_gro_ctx_create() failed\n"); 1159 } 1160 } 1161 1162 #if defined RTE_LIBRTE_PMD_SOFTNIC 1163 if (strcmp(cur_fwd_eng->fwd_mode_name, "softnic") == 0) { 1164 RTE_ETH_FOREACH_DEV(pid) { 1165 port = &ports[pid]; 1166 const char *driver = port->dev_info.driver_name; 1167 1168 if (strcmp(driver, "net_softnic") == 0) 1169 port->softport.fwd_lcore_arg = fwd_lcores; 1170 } 1171 } 1172 #endif 1173 1174 } 1175 1176 1177 void 1178 reconfig(portid_t new_port_id, unsigned socket_id) 1179 { 1180 struct rte_port *port; 1181 1182 /* Reconfiguration of Ethernet ports. */ 1183 port = &ports[new_port_id]; 1184 rte_eth_dev_info_get(new_port_id, &port->dev_info); 1185 1186 /* set flag to initialize port/queue */ 1187 port->need_reconfig = 1; 1188 port->need_reconfig_queues = 1; 1189 port->socket_id = socket_id; 1190 1191 init_port_config(); 1192 } 1193 1194 1195 int 1196 init_fwd_streams(void) 1197 { 1198 portid_t pid; 1199 struct rte_port *port; 1200 streamid_t sm_id, nb_fwd_streams_new; 1201 queueid_t q; 1202 1203 /* set socket id according to numa or not */ 1204 RTE_ETH_FOREACH_DEV(pid) { 1205 port = &ports[pid]; 1206 if (nb_rxq > port->dev_info.max_rx_queues) { 1207 printf("Fail: nb_rxq(%d) is greater than " 1208 "max_rx_queues(%d)\n", nb_rxq, 1209 port->dev_info.max_rx_queues); 1210 return -1; 1211 } 1212 if (nb_txq > port->dev_info.max_tx_queues) { 1213 printf("Fail: nb_txq(%d) is greater than " 1214 "max_tx_queues(%d)\n", nb_txq, 1215 port->dev_info.max_tx_queues); 1216 return -1; 1217 } 1218 if (numa_support) { 1219 if (port_numa[pid] != NUMA_NO_CONFIG) 1220 port->socket_id = port_numa[pid]; 1221 else { 1222 port->socket_id = rte_eth_dev_socket_id(pid); 1223 1224 /* if socket_id is invalid, set to 0 */ 1225 if (check_socket_id(port->socket_id) < 0) 1226 port->socket_id = 0; 1227 } 1228 } 1229 else { 1230 if (socket_num == UMA_NO_CONFIG) 1231 port->socket_id = 0; 1232 else 1233 port->socket_id = socket_num; 1234 } 1235 } 1236 1237 q = RTE_MAX(nb_rxq, nb_txq); 1238 if (q == 0) { 1239 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 1240 return -1; 1241 } 1242 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 1243 if (nb_fwd_streams_new == nb_fwd_streams) 1244 return 0; 1245 /* clear the old */ 1246 if (fwd_streams != NULL) { 1247 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1248 if (fwd_streams[sm_id] == NULL) 1249 continue; 1250 rte_free(fwd_streams[sm_id]); 1251 fwd_streams[sm_id] = NULL; 1252 } 1253 rte_free(fwd_streams); 1254 fwd_streams = NULL; 1255 } 1256 1257 /* init new */ 1258 nb_fwd_streams = nb_fwd_streams_new; 1259 if (nb_fwd_streams) { 1260 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 1261 sizeof(struct fwd_stream *) * nb_fwd_streams, 1262 RTE_CACHE_LINE_SIZE); 1263 if (fwd_streams == NULL) 1264 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d" 1265 " (struct fwd_stream *)) failed\n", 1266 nb_fwd_streams); 1267 1268 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1269 fwd_streams[sm_id] = rte_zmalloc("testpmd:" 1270 " struct fwd_stream", sizeof(struct fwd_stream), 1271 RTE_CACHE_LINE_SIZE); 1272 if (fwd_streams[sm_id] == NULL) 1273 rte_exit(EXIT_FAILURE, "rte_zmalloc" 1274 "(struct fwd_stream) failed\n"); 1275 } 1276 } 1277 1278 return 0; 1279 } 1280 1281 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1282 static void 1283 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 1284 { 1285 unsigned int total_burst; 1286 unsigned int nb_burst; 1287 unsigned int burst_stats[3]; 1288 uint16_t pktnb_stats[3]; 1289 uint16_t nb_pkt; 1290 int burst_percent[3]; 1291 1292 /* 1293 * First compute the total number of packet bursts and the 1294 * two highest numbers of bursts of the same number of packets. 1295 */ 1296 total_burst = 0; 1297 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 1298 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 1299 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 1300 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 1301 if (nb_burst == 0) 1302 continue; 1303 total_burst += nb_burst; 1304 if (nb_burst > burst_stats[0]) { 1305 burst_stats[1] = burst_stats[0]; 1306 pktnb_stats[1] = pktnb_stats[0]; 1307 burst_stats[0] = nb_burst; 1308 pktnb_stats[0] = nb_pkt; 1309 } else if (nb_burst > burst_stats[1]) { 1310 burst_stats[1] = nb_burst; 1311 pktnb_stats[1] = nb_pkt; 1312 } 1313 } 1314 if (total_burst == 0) 1315 return; 1316 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 1317 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 1318 burst_percent[0], (int) pktnb_stats[0]); 1319 if (burst_stats[0] == total_burst) { 1320 printf("]\n"); 1321 return; 1322 } 1323 if (burst_stats[0] + burst_stats[1] == total_burst) { 1324 printf(" + %d%% of %d pkts]\n", 1325 100 - burst_percent[0], pktnb_stats[1]); 1326 return; 1327 } 1328 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 1329 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 1330 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 1331 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 1332 return; 1333 } 1334 printf(" + %d%% of %d pkts + %d%% of others]\n", 1335 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 1336 } 1337 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 1338 1339 static void 1340 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 1341 { 1342 struct rte_port *port; 1343 uint8_t i; 1344 1345 static const char *fwd_stats_border = "----------------------"; 1346 1347 port = &ports[port_id]; 1348 printf("\n %s Forward statistics for port %-2d %s\n", 1349 fwd_stats_border, port_id, fwd_stats_border); 1350 1351 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 1352 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1353 "%-"PRIu64"\n", 1354 stats->ipackets, stats->imissed, 1355 (uint64_t) (stats->ipackets + stats->imissed)); 1356 1357 if (cur_fwd_eng == &csum_fwd_engine) 1358 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64"Bad-outer-l4csum: %-14"PRIu64"\n", 1359 port->rx_bad_ip_csum, port->rx_bad_l4_csum, 1360 port->rx_bad_outer_l4_csum); 1361 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1362 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 1363 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 1364 } 1365 1366 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1367 "%-"PRIu64"\n", 1368 stats->opackets, port->tx_dropped, 1369 (uint64_t) (stats->opackets + port->tx_dropped)); 1370 } 1371 else { 1372 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 1373 "%14"PRIu64"\n", 1374 stats->ipackets, stats->imissed, 1375 (uint64_t) (stats->ipackets + stats->imissed)); 1376 1377 if (cur_fwd_eng == &csum_fwd_engine) 1378 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64" Bad-outer-l4csum: %-14"PRIu64"\n", 1379 port->rx_bad_ip_csum, port->rx_bad_l4_csum, 1380 port->rx_bad_outer_l4_csum); 1381 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1382 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 1383 printf(" RX-nombufs: %14"PRIu64"\n", 1384 stats->rx_nombuf); 1385 } 1386 1387 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 1388 "%14"PRIu64"\n", 1389 stats->opackets, port->tx_dropped, 1390 (uint64_t) (stats->opackets + port->tx_dropped)); 1391 } 1392 1393 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1394 if (port->rx_stream) 1395 pkt_burst_stats_display("RX", 1396 &port->rx_stream->rx_burst_stats); 1397 if (port->tx_stream) 1398 pkt_burst_stats_display("TX", 1399 &port->tx_stream->tx_burst_stats); 1400 #endif 1401 1402 if (port->rx_queue_stats_mapping_enabled) { 1403 printf("\n"); 1404 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1405 printf(" Stats reg %2d RX-packets:%14"PRIu64 1406 " RX-errors:%14"PRIu64 1407 " RX-bytes:%14"PRIu64"\n", 1408 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 1409 } 1410 printf("\n"); 1411 } 1412 if (port->tx_queue_stats_mapping_enabled) { 1413 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1414 printf(" Stats reg %2d TX-packets:%14"PRIu64 1415 " TX-bytes:%14"PRIu64"\n", 1416 i, stats->q_opackets[i], stats->q_obytes[i]); 1417 } 1418 } 1419 1420 printf(" %s--------------------------------%s\n", 1421 fwd_stats_border, fwd_stats_border); 1422 } 1423 1424 static void 1425 fwd_stream_stats_display(streamid_t stream_id) 1426 { 1427 struct fwd_stream *fs; 1428 static const char *fwd_top_stats_border = "-------"; 1429 1430 fs = fwd_streams[stream_id]; 1431 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 1432 (fs->fwd_dropped == 0)) 1433 return; 1434 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 1435 "TX Port=%2d/Queue=%2d %s\n", 1436 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 1437 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 1438 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 1439 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 1440 1441 /* if checksum mode */ 1442 if (cur_fwd_eng == &csum_fwd_engine) { 1443 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 1444 "%-14u Rx- bad outer L4 checksum: %-14u\n", 1445 fs->rx_bad_ip_csum, fs->rx_bad_l4_csum, 1446 fs->rx_bad_outer_l4_csum); 1447 } 1448 1449 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1450 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 1451 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 1452 #endif 1453 } 1454 1455 static void 1456 flush_fwd_rx_queues(void) 1457 { 1458 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 1459 portid_t rxp; 1460 portid_t port_id; 1461 queueid_t rxq; 1462 uint16_t nb_rx; 1463 uint16_t i; 1464 uint8_t j; 1465 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 1466 uint64_t timer_period; 1467 1468 /* convert to number of cycles */ 1469 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 1470 1471 for (j = 0; j < 2; j++) { 1472 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 1473 for (rxq = 0; rxq < nb_rxq; rxq++) { 1474 port_id = fwd_ports_ids[rxp]; 1475 /** 1476 * testpmd can stuck in the below do while loop 1477 * if rte_eth_rx_burst() always returns nonzero 1478 * packets. So timer is added to exit this loop 1479 * after 1sec timer expiry. 1480 */ 1481 prev_tsc = rte_rdtsc(); 1482 do { 1483 nb_rx = rte_eth_rx_burst(port_id, rxq, 1484 pkts_burst, MAX_PKT_BURST); 1485 for (i = 0; i < nb_rx; i++) 1486 rte_pktmbuf_free(pkts_burst[i]); 1487 1488 cur_tsc = rte_rdtsc(); 1489 diff_tsc = cur_tsc - prev_tsc; 1490 timer_tsc += diff_tsc; 1491 } while ((nb_rx > 0) && 1492 (timer_tsc < timer_period)); 1493 timer_tsc = 0; 1494 } 1495 } 1496 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 1497 } 1498 } 1499 1500 static void 1501 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 1502 { 1503 struct fwd_stream **fsm; 1504 streamid_t nb_fs; 1505 streamid_t sm_id; 1506 #ifdef RTE_LIBRTE_BITRATE 1507 uint64_t tics_per_1sec; 1508 uint64_t tics_datum; 1509 uint64_t tics_current; 1510 uint16_t i, cnt_ports; 1511 1512 cnt_ports = nb_ports; 1513 tics_datum = rte_rdtsc(); 1514 tics_per_1sec = rte_get_timer_hz(); 1515 #endif 1516 fsm = &fwd_streams[fc->stream_idx]; 1517 nb_fs = fc->stream_nb; 1518 do { 1519 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1520 (*pkt_fwd)(fsm[sm_id]); 1521 #ifdef RTE_LIBRTE_BITRATE 1522 if (bitrate_enabled != 0 && 1523 bitrate_lcore_id == rte_lcore_id()) { 1524 tics_current = rte_rdtsc(); 1525 if (tics_current - tics_datum >= tics_per_1sec) { 1526 /* Periodic bitrate calculation */ 1527 for (i = 0; i < cnt_ports; i++) 1528 rte_stats_bitrate_calc(bitrate_data, 1529 ports_ids[i]); 1530 tics_datum = tics_current; 1531 } 1532 } 1533 #endif 1534 #ifdef RTE_LIBRTE_LATENCY_STATS 1535 if (latencystats_enabled != 0 && 1536 latencystats_lcore_id == rte_lcore_id()) 1537 rte_latencystats_update(); 1538 #endif 1539 1540 } while (! fc->stopped); 1541 } 1542 1543 static int 1544 start_pkt_forward_on_core(void *fwd_arg) 1545 { 1546 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1547 cur_fwd_config.fwd_eng->packet_fwd); 1548 return 0; 1549 } 1550 1551 /* 1552 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1553 * Used to start communication flows in network loopback test configurations. 1554 */ 1555 static int 1556 run_one_txonly_burst_on_core(void *fwd_arg) 1557 { 1558 struct fwd_lcore *fwd_lc; 1559 struct fwd_lcore tmp_lcore; 1560 1561 fwd_lc = (struct fwd_lcore *) fwd_arg; 1562 tmp_lcore = *fwd_lc; 1563 tmp_lcore.stopped = 1; 1564 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1565 return 0; 1566 } 1567 1568 /* 1569 * Launch packet forwarding: 1570 * - Setup per-port forwarding context. 1571 * - launch logical cores with their forwarding configuration. 1572 */ 1573 static void 1574 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1575 { 1576 port_fwd_begin_t port_fwd_begin; 1577 unsigned int i; 1578 unsigned int lc_id; 1579 int diag; 1580 1581 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1582 if (port_fwd_begin != NULL) { 1583 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1584 (*port_fwd_begin)(fwd_ports_ids[i]); 1585 } 1586 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1587 lc_id = fwd_lcores_cpuids[i]; 1588 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1589 fwd_lcores[i]->stopped = 0; 1590 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1591 fwd_lcores[i], lc_id); 1592 if (diag != 0) 1593 printf("launch lcore %u failed - diag=%d\n", 1594 lc_id, diag); 1595 } 1596 } 1597 } 1598 1599 /* 1600 * Update the forward ports list. 1601 */ 1602 void 1603 update_fwd_ports(portid_t new_pid) 1604 { 1605 unsigned int i; 1606 unsigned int new_nb_fwd_ports = 0; 1607 int move = 0; 1608 1609 for (i = 0; i < nb_fwd_ports; ++i) { 1610 if (port_id_is_invalid(fwd_ports_ids[i], DISABLED_WARN)) 1611 move = 1; 1612 else if (move) 1613 fwd_ports_ids[new_nb_fwd_ports++] = fwd_ports_ids[i]; 1614 else 1615 new_nb_fwd_ports++; 1616 } 1617 if (new_pid < RTE_MAX_ETHPORTS) 1618 fwd_ports_ids[new_nb_fwd_ports++] = new_pid; 1619 1620 nb_fwd_ports = new_nb_fwd_ports; 1621 nb_cfg_ports = new_nb_fwd_ports; 1622 } 1623 1624 /* 1625 * Launch packet forwarding configuration. 1626 */ 1627 void 1628 start_packet_forwarding(int with_tx_first) 1629 { 1630 port_fwd_begin_t port_fwd_begin; 1631 port_fwd_end_t port_fwd_end; 1632 struct rte_port *port; 1633 unsigned int i; 1634 portid_t pt_id; 1635 streamid_t sm_id; 1636 1637 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1638 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1639 1640 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1641 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1642 1643 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1644 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1645 (!nb_rxq || !nb_txq)) 1646 rte_exit(EXIT_FAILURE, 1647 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1648 cur_fwd_eng->fwd_mode_name); 1649 1650 if (all_ports_started() == 0) { 1651 printf("Not all ports were started\n"); 1652 return; 1653 } 1654 if (test_done == 0) { 1655 printf("Packet forwarding already started\n"); 1656 return; 1657 } 1658 1659 1660 if(dcb_test) { 1661 for (i = 0; i < nb_fwd_ports; i++) { 1662 pt_id = fwd_ports_ids[i]; 1663 port = &ports[pt_id]; 1664 if (!port->dcb_flag) { 1665 printf("In DCB mode, all forwarding ports must " 1666 "be configured in this mode.\n"); 1667 return; 1668 } 1669 } 1670 if (nb_fwd_lcores == 1) { 1671 printf("In DCB mode,the nb forwarding cores " 1672 "should be larger than 1.\n"); 1673 return; 1674 } 1675 } 1676 test_done = 0; 1677 1678 fwd_config_setup(); 1679 1680 if(!no_flush_rx) 1681 flush_fwd_rx_queues(); 1682 1683 pkt_fwd_config_display(&cur_fwd_config); 1684 rxtx_config_display(); 1685 1686 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1687 pt_id = fwd_ports_ids[i]; 1688 port = &ports[pt_id]; 1689 rte_eth_stats_get(pt_id, &port->stats); 1690 port->tx_dropped = 0; 1691 1692 map_port_queue_stats_mapping_registers(pt_id, port); 1693 } 1694 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1695 fwd_streams[sm_id]->rx_packets = 0; 1696 fwd_streams[sm_id]->tx_packets = 0; 1697 fwd_streams[sm_id]->fwd_dropped = 0; 1698 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1699 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1700 fwd_streams[sm_id]->rx_bad_outer_l4_csum = 0; 1701 1702 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1703 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1704 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1705 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1706 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1707 #endif 1708 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1709 fwd_streams[sm_id]->core_cycles = 0; 1710 #endif 1711 } 1712 if (with_tx_first) { 1713 port_fwd_begin = tx_only_engine.port_fwd_begin; 1714 if (port_fwd_begin != NULL) { 1715 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1716 (*port_fwd_begin)(fwd_ports_ids[i]); 1717 } 1718 while (with_tx_first--) { 1719 launch_packet_forwarding( 1720 run_one_txonly_burst_on_core); 1721 rte_eal_mp_wait_lcore(); 1722 } 1723 port_fwd_end = tx_only_engine.port_fwd_end; 1724 if (port_fwd_end != NULL) { 1725 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1726 (*port_fwd_end)(fwd_ports_ids[i]); 1727 } 1728 } 1729 launch_packet_forwarding(start_pkt_forward_on_core); 1730 } 1731 1732 void 1733 stop_packet_forwarding(void) 1734 { 1735 struct rte_eth_stats stats; 1736 struct rte_port *port; 1737 port_fwd_end_t port_fwd_end; 1738 int i; 1739 portid_t pt_id; 1740 streamid_t sm_id; 1741 lcoreid_t lc_id; 1742 uint64_t total_recv; 1743 uint64_t total_xmit; 1744 uint64_t total_rx_dropped; 1745 uint64_t total_tx_dropped; 1746 uint64_t total_rx_nombuf; 1747 uint64_t tx_dropped; 1748 uint64_t rx_bad_ip_csum; 1749 uint64_t rx_bad_l4_csum; 1750 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1751 uint64_t fwd_cycles; 1752 #endif 1753 1754 static const char *acc_stats_border = "+++++++++++++++"; 1755 1756 if (test_done) { 1757 printf("Packet forwarding not started\n"); 1758 return; 1759 } 1760 printf("Telling cores to stop..."); 1761 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1762 fwd_lcores[lc_id]->stopped = 1; 1763 printf("\nWaiting for lcores to finish...\n"); 1764 rte_eal_mp_wait_lcore(); 1765 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1766 if (port_fwd_end != NULL) { 1767 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1768 pt_id = fwd_ports_ids[i]; 1769 (*port_fwd_end)(pt_id); 1770 } 1771 } 1772 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1773 fwd_cycles = 0; 1774 #endif 1775 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1776 if (cur_fwd_config.nb_fwd_streams > 1777 cur_fwd_config.nb_fwd_ports) { 1778 fwd_stream_stats_display(sm_id); 1779 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1780 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1781 } else { 1782 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1783 fwd_streams[sm_id]; 1784 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1785 fwd_streams[sm_id]; 1786 } 1787 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1788 tx_dropped = (uint64_t) (tx_dropped + 1789 fwd_streams[sm_id]->fwd_dropped); 1790 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1791 1792 rx_bad_ip_csum = 1793 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1794 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1795 fwd_streams[sm_id]->rx_bad_ip_csum); 1796 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1797 rx_bad_ip_csum; 1798 1799 rx_bad_l4_csum = 1800 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1801 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1802 fwd_streams[sm_id]->rx_bad_l4_csum); 1803 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1804 rx_bad_l4_csum; 1805 1806 ports[fwd_streams[sm_id]->rx_port].rx_bad_outer_l4_csum += 1807 fwd_streams[sm_id]->rx_bad_outer_l4_csum; 1808 1809 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1810 fwd_cycles = (uint64_t) (fwd_cycles + 1811 fwd_streams[sm_id]->core_cycles); 1812 #endif 1813 } 1814 total_recv = 0; 1815 total_xmit = 0; 1816 total_rx_dropped = 0; 1817 total_tx_dropped = 0; 1818 total_rx_nombuf = 0; 1819 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1820 pt_id = fwd_ports_ids[i]; 1821 1822 port = &ports[pt_id]; 1823 rte_eth_stats_get(pt_id, &stats); 1824 stats.ipackets -= port->stats.ipackets; 1825 port->stats.ipackets = 0; 1826 stats.opackets -= port->stats.opackets; 1827 port->stats.opackets = 0; 1828 stats.ibytes -= port->stats.ibytes; 1829 port->stats.ibytes = 0; 1830 stats.obytes -= port->stats.obytes; 1831 port->stats.obytes = 0; 1832 stats.imissed -= port->stats.imissed; 1833 port->stats.imissed = 0; 1834 stats.oerrors -= port->stats.oerrors; 1835 port->stats.oerrors = 0; 1836 stats.rx_nombuf -= port->stats.rx_nombuf; 1837 port->stats.rx_nombuf = 0; 1838 1839 total_recv += stats.ipackets; 1840 total_xmit += stats.opackets; 1841 total_rx_dropped += stats.imissed; 1842 total_tx_dropped += port->tx_dropped; 1843 total_rx_nombuf += stats.rx_nombuf; 1844 1845 fwd_port_stats_display(pt_id, &stats); 1846 } 1847 1848 printf("\n %s Accumulated forward statistics for all ports" 1849 "%s\n", 1850 acc_stats_border, acc_stats_border); 1851 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1852 "%-"PRIu64"\n" 1853 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1854 "%-"PRIu64"\n", 1855 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1856 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1857 if (total_rx_nombuf > 0) 1858 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1859 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1860 "%s\n", 1861 acc_stats_border, acc_stats_border); 1862 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1863 if (total_recv > 0) 1864 printf("\n CPU cycles/packet=%u (total cycles=" 1865 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1866 (unsigned int)(fwd_cycles / total_recv), 1867 fwd_cycles, total_recv); 1868 #endif 1869 printf("\nDone.\n"); 1870 test_done = 1; 1871 } 1872 1873 void 1874 dev_set_link_up(portid_t pid) 1875 { 1876 if (rte_eth_dev_set_link_up(pid) < 0) 1877 printf("\nSet link up fail.\n"); 1878 } 1879 1880 void 1881 dev_set_link_down(portid_t pid) 1882 { 1883 if (rte_eth_dev_set_link_down(pid) < 0) 1884 printf("\nSet link down fail.\n"); 1885 } 1886 1887 static int 1888 all_ports_started(void) 1889 { 1890 portid_t pi; 1891 struct rte_port *port; 1892 1893 RTE_ETH_FOREACH_DEV(pi) { 1894 port = &ports[pi]; 1895 /* Check if there is a port which is not started */ 1896 if ((port->port_status != RTE_PORT_STARTED) && 1897 (port->slave_flag == 0)) 1898 return 0; 1899 } 1900 1901 /* No port is not started */ 1902 return 1; 1903 } 1904 1905 int 1906 port_is_stopped(portid_t port_id) 1907 { 1908 struct rte_port *port = &ports[port_id]; 1909 1910 if ((port->port_status != RTE_PORT_STOPPED) && 1911 (port->slave_flag == 0)) 1912 return 0; 1913 return 1; 1914 } 1915 1916 int 1917 all_ports_stopped(void) 1918 { 1919 portid_t pi; 1920 1921 RTE_ETH_FOREACH_DEV(pi) { 1922 if (!port_is_stopped(pi)) 1923 return 0; 1924 } 1925 1926 return 1; 1927 } 1928 1929 int 1930 port_is_started(portid_t port_id) 1931 { 1932 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1933 return 0; 1934 1935 if (ports[port_id].port_status != RTE_PORT_STARTED) 1936 return 0; 1937 1938 return 1; 1939 } 1940 1941 static int 1942 port_is_closed(portid_t port_id) 1943 { 1944 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1945 return 0; 1946 1947 if (ports[port_id].port_status != RTE_PORT_CLOSED) 1948 return 0; 1949 1950 return 1; 1951 } 1952 1953 int 1954 start_port(portid_t pid) 1955 { 1956 int diag, need_check_link_status = -1; 1957 portid_t pi; 1958 queueid_t qi; 1959 struct rte_port *port; 1960 struct ether_addr mac_addr; 1961 enum rte_eth_event_type event_type; 1962 1963 if (port_id_is_invalid(pid, ENABLED_WARN)) 1964 return 0; 1965 1966 if(dcb_config) 1967 dcb_test = 1; 1968 RTE_ETH_FOREACH_DEV(pi) { 1969 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1970 continue; 1971 1972 need_check_link_status = 0; 1973 port = &ports[pi]; 1974 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1975 RTE_PORT_HANDLING) == 0) { 1976 printf("Port %d is now not stopped\n", pi); 1977 continue; 1978 } 1979 1980 if (port->need_reconfig > 0) { 1981 port->need_reconfig = 0; 1982 1983 if (flow_isolate_all) { 1984 int ret = port_flow_isolate(pi, 1); 1985 if (ret) { 1986 printf("Failed to apply isolated" 1987 " mode on port %d\n", pi); 1988 return -1; 1989 } 1990 } 1991 1992 printf("Configuring Port %d (socket %u)\n", pi, 1993 port->socket_id); 1994 /* configure port */ 1995 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1996 &(port->dev_conf)); 1997 if (diag != 0) { 1998 if (rte_atomic16_cmpset(&(port->port_status), 1999 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2000 printf("Port %d can not be set back " 2001 "to stopped\n", pi); 2002 printf("Fail to configure port %d\n", pi); 2003 /* try to reconfigure port next time */ 2004 port->need_reconfig = 1; 2005 return -1; 2006 } 2007 } 2008 if (port->need_reconfig_queues > 0) { 2009 port->need_reconfig_queues = 0; 2010 /* setup tx queues */ 2011 for (qi = 0; qi < nb_txq; qi++) { 2012 if ((numa_support) && 2013 (txring_numa[pi] != NUMA_NO_CONFIG)) 2014 diag = rte_eth_tx_queue_setup(pi, qi, 2015 port->nb_tx_desc[qi], 2016 txring_numa[pi], 2017 &(port->tx_conf[qi])); 2018 else 2019 diag = rte_eth_tx_queue_setup(pi, qi, 2020 port->nb_tx_desc[qi], 2021 port->socket_id, 2022 &(port->tx_conf[qi])); 2023 2024 if (diag == 0) 2025 continue; 2026 2027 /* Fail to setup tx queue, return */ 2028 if (rte_atomic16_cmpset(&(port->port_status), 2029 RTE_PORT_HANDLING, 2030 RTE_PORT_STOPPED) == 0) 2031 printf("Port %d can not be set back " 2032 "to stopped\n", pi); 2033 printf("Fail to configure port %d tx queues\n", 2034 pi); 2035 /* try to reconfigure queues next time */ 2036 port->need_reconfig_queues = 1; 2037 return -1; 2038 } 2039 for (qi = 0; qi < nb_rxq; qi++) { 2040 /* setup rx queues */ 2041 if ((numa_support) && 2042 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 2043 struct rte_mempool * mp = 2044 mbuf_pool_find(rxring_numa[pi]); 2045 if (mp == NULL) { 2046 printf("Failed to setup RX queue:" 2047 "No mempool allocation" 2048 " on the socket %d\n", 2049 rxring_numa[pi]); 2050 return -1; 2051 } 2052 2053 diag = rte_eth_rx_queue_setup(pi, qi, 2054 port->nb_rx_desc[qi], 2055 rxring_numa[pi], 2056 &(port->rx_conf[qi]), 2057 mp); 2058 } else { 2059 struct rte_mempool *mp = 2060 mbuf_pool_find(port->socket_id); 2061 if (mp == NULL) { 2062 printf("Failed to setup RX queue:" 2063 "No mempool allocation" 2064 " on the socket %d\n", 2065 port->socket_id); 2066 return -1; 2067 } 2068 diag = rte_eth_rx_queue_setup(pi, qi, 2069 port->nb_rx_desc[qi], 2070 port->socket_id, 2071 &(port->rx_conf[qi]), 2072 mp); 2073 } 2074 if (diag == 0) 2075 continue; 2076 2077 /* Fail to setup rx queue, return */ 2078 if (rte_atomic16_cmpset(&(port->port_status), 2079 RTE_PORT_HANDLING, 2080 RTE_PORT_STOPPED) == 0) 2081 printf("Port %d can not be set back " 2082 "to stopped\n", pi); 2083 printf("Fail to configure port %d rx queues\n", 2084 pi); 2085 /* try to reconfigure queues next time */ 2086 port->need_reconfig_queues = 1; 2087 return -1; 2088 } 2089 } 2090 2091 /* start port */ 2092 if (rte_eth_dev_start(pi) < 0) { 2093 printf("Fail to start port %d\n", pi); 2094 2095 /* Fail to setup rx queue, return */ 2096 if (rte_atomic16_cmpset(&(port->port_status), 2097 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2098 printf("Port %d can not be set back to " 2099 "stopped\n", pi); 2100 continue; 2101 } 2102 2103 if (rte_atomic16_cmpset(&(port->port_status), 2104 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 2105 printf("Port %d can not be set into started\n", pi); 2106 2107 rte_eth_macaddr_get(pi, &mac_addr); 2108 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 2109 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 2110 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 2111 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 2112 2113 /* at least one port started, need checking link status */ 2114 need_check_link_status = 1; 2115 } 2116 2117 for (event_type = RTE_ETH_EVENT_UNKNOWN; 2118 event_type < RTE_ETH_EVENT_MAX; 2119 event_type++) { 2120 diag = rte_eth_dev_callback_register(RTE_ETH_ALL, 2121 event_type, 2122 eth_event_callback, 2123 NULL); 2124 if (diag) { 2125 printf("Failed to setup even callback for event %d\n", 2126 event_type); 2127 return -1; 2128 } 2129 } 2130 2131 if (need_check_link_status == 1 && !no_link_check) 2132 check_all_ports_link_status(RTE_PORT_ALL); 2133 else if (need_check_link_status == 0) 2134 printf("Please stop the ports first\n"); 2135 2136 printf("Done\n"); 2137 return 0; 2138 } 2139 2140 void 2141 stop_port(portid_t pid) 2142 { 2143 portid_t pi; 2144 struct rte_port *port; 2145 int need_check_link_status = 0; 2146 2147 if (dcb_test) { 2148 dcb_test = 0; 2149 dcb_config = 0; 2150 } 2151 2152 if (port_id_is_invalid(pid, ENABLED_WARN)) 2153 return; 2154 2155 printf("Stopping ports...\n"); 2156 2157 RTE_ETH_FOREACH_DEV(pi) { 2158 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2159 continue; 2160 2161 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2162 printf("Please remove port %d from forwarding configuration.\n", pi); 2163 continue; 2164 } 2165 2166 if (port_is_bonding_slave(pi)) { 2167 printf("Please remove port %d from bonded device.\n", pi); 2168 continue; 2169 } 2170 2171 port = &ports[pi]; 2172 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 2173 RTE_PORT_HANDLING) == 0) 2174 continue; 2175 2176 rte_eth_dev_stop(pi); 2177 2178 if (rte_atomic16_cmpset(&(port->port_status), 2179 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2180 printf("Port %d can not be set into stopped\n", pi); 2181 need_check_link_status = 1; 2182 } 2183 if (need_check_link_status && !no_link_check) 2184 check_all_ports_link_status(RTE_PORT_ALL); 2185 2186 printf("Done\n"); 2187 } 2188 2189 void 2190 close_port(portid_t pid) 2191 { 2192 portid_t pi; 2193 struct rte_port *port; 2194 2195 if (port_id_is_invalid(pid, ENABLED_WARN)) 2196 return; 2197 2198 printf("Closing ports...\n"); 2199 2200 RTE_ETH_FOREACH_DEV(pi) { 2201 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2202 continue; 2203 2204 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2205 printf("Please remove port %d from forwarding configuration.\n", pi); 2206 continue; 2207 } 2208 2209 if (port_is_bonding_slave(pi)) { 2210 printf("Please remove port %d from bonded device.\n", pi); 2211 continue; 2212 } 2213 2214 port = &ports[pi]; 2215 if (rte_atomic16_cmpset(&(port->port_status), 2216 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 2217 printf("Port %d is already closed\n", pi); 2218 continue; 2219 } 2220 2221 if (rte_atomic16_cmpset(&(port->port_status), 2222 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 2223 printf("Port %d is now not stopped\n", pi); 2224 continue; 2225 } 2226 2227 if (port->flow_list) 2228 port_flow_flush(pi); 2229 rte_eth_dev_close(pi); 2230 2231 if (rte_atomic16_cmpset(&(port->port_status), 2232 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 2233 printf("Port %d cannot be set to closed\n", pi); 2234 } 2235 2236 printf("Done\n"); 2237 } 2238 2239 void 2240 reset_port(portid_t pid) 2241 { 2242 int diag; 2243 portid_t pi; 2244 struct rte_port *port; 2245 2246 if (port_id_is_invalid(pid, ENABLED_WARN)) 2247 return; 2248 2249 printf("Resetting ports...\n"); 2250 2251 RTE_ETH_FOREACH_DEV(pi) { 2252 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2253 continue; 2254 2255 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2256 printf("Please remove port %d from forwarding " 2257 "configuration.\n", pi); 2258 continue; 2259 } 2260 2261 if (port_is_bonding_slave(pi)) { 2262 printf("Please remove port %d from bonded device.\n", 2263 pi); 2264 continue; 2265 } 2266 2267 diag = rte_eth_dev_reset(pi); 2268 if (diag == 0) { 2269 port = &ports[pi]; 2270 port->need_reconfig = 1; 2271 port->need_reconfig_queues = 1; 2272 } else { 2273 printf("Failed to reset port %d. diag=%d\n", pi, diag); 2274 } 2275 } 2276 2277 printf("Done\n"); 2278 } 2279 2280 void 2281 attach_port(char *identifier) 2282 { 2283 portid_t pi = 0; 2284 unsigned int socket_id; 2285 2286 printf("Attaching a new port...\n"); 2287 2288 if (identifier == NULL) { 2289 printf("Invalid parameters are specified\n"); 2290 return; 2291 } 2292 2293 if (rte_eth_dev_attach(identifier, &pi)) 2294 return; 2295 2296 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 2297 /* if socket_id is invalid, set to 0 */ 2298 if (check_socket_id(socket_id) < 0) 2299 socket_id = 0; 2300 reconfig(pi, socket_id); 2301 rte_eth_promiscuous_enable(pi); 2302 2303 ports_ids[nb_ports] = pi; 2304 nb_ports = rte_eth_dev_count_avail(); 2305 2306 ports[pi].port_status = RTE_PORT_STOPPED; 2307 2308 update_fwd_ports(pi); 2309 2310 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 2311 printf("Done\n"); 2312 } 2313 2314 void 2315 detach_port(portid_t port_id) 2316 { 2317 char name[RTE_ETH_NAME_MAX_LEN]; 2318 uint16_t i; 2319 2320 printf("Detaching a port...\n"); 2321 2322 if (!port_is_closed(port_id)) { 2323 printf("Please close port first\n"); 2324 return; 2325 } 2326 2327 if (ports[port_id].flow_list) 2328 port_flow_flush(port_id); 2329 2330 if (rte_eth_dev_detach(port_id, name)) { 2331 TESTPMD_LOG(ERR, "Failed to detach port %u\n", port_id); 2332 return; 2333 } 2334 2335 for (i = 0; i < nb_ports; i++) { 2336 if (ports_ids[i] == port_id) { 2337 ports_ids[i] = ports_ids[nb_ports-1]; 2338 ports_ids[nb_ports-1] = 0; 2339 break; 2340 } 2341 } 2342 nb_ports = rte_eth_dev_count_avail(); 2343 2344 update_fwd_ports(RTE_MAX_ETHPORTS); 2345 2346 printf("Port %u is detached. Now total ports is %d\n", 2347 port_id, nb_ports); 2348 printf("Done\n"); 2349 return; 2350 } 2351 2352 void 2353 pmd_test_exit(void) 2354 { 2355 struct rte_device *device; 2356 portid_t pt_id; 2357 int ret; 2358 2359 if (test_done == 0) 2360 stop_packet_forwarding(); 2361 2362 if (ports != NULL) { 2363 no_link_check = 1; 2364 RTE_ETH_FOREACH_DEV(pt_id) { 2365 printf("\nShutting down port %d...\n", pt_id); 2366 fflush(stdout); 2367 stop_port(pt_id); 2368 close_port(pt_id); 2369 2370 /* 2371 * This is a workaround to fix a virtio-user issue that 2372 * requires to call clean-up routine to remove existing 2373 * socket. 2374 * This workaround valid only for testpmd, needs a fix 2375 * valid for all applications. 2376 * TODO: Implement proper resource cleanup 2377 */ 2378 device = rte_eth_devices[pt_id].device; 2379 if (device && !strcmp(device->driver->name, "net_virtio_user")) 2380 detach_port(pt_id); 2381 } 2382 } 2383 2384 if (hot_plug) { 2385 ret = rte_dev_event_monitor_stop(); 2386 if (ret) { 2387 RTE_LOG(ERR, EAL, 2388 "fail to stop device event monitor."); 2389 return; 2390 } 2391 2392 ret = rte_dev_event_callback_unregister(NULL, 2393 eth_dev_event_callback, NULL); 2394 if (ret < 0) { 2395 RTE_LOG(ERR, EAL, 2396 "fail to unregister device event callback.\n"); 2397 return; 2398 } 2399 2400 ret = rte_dev_hotplug_handle_disable(); 2401 if (ret) { 2402 RTE_LOG(ERR, EAL, 2403 "fail to disable hotplug handling.\n"); 2404 return; 2405 } 2406 } 2407 2408 printf("\nBye...\n"); 2409 } 2410 2411 typedef void (*cmd_func_t)(void); 2412 struct pmd_test_command { 2413 const char *cmd_name; 2414 cmd_func_t cmd_func; 2415 }; 2416 2417 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 2418 2419 /* Check the link status of all ports in up to 9s, and print them finally */ 2420 static void 2421 check_all_ports_link_status(uint32_t port_mask) 2422 { 2423 #define CHECK_INTERVAL 100 /* 100ms */ 2424 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 2425 portid_t portid; 2426 uint8_t count, all_ports_up, print_flag = 0; 2427 struct rte_eth_link link; 2428 2429 printf("Checking link statuses...\n"); 2430 fflush(stdout); 2431 for (count = 0; count <= MAX_CHECK_TIME; count++) { 2432 all_ports_up = 1; 2433 RTE_ETH_FOREACH_DEV(portid) { 2434 if ((port_mask & (1 << portid)) == 0) 2435 continue; 2436 memset(&link, 0, sizeof(link)); 2437 rte_eth_link_get_nowait(portid, &link); 2438 /* print link status if flag set */ 2439 if (print_flag == 1) { 2440 if (link.link_status) 2441 printf( 2442 "Port%d Link Up. speed %u Mbps- %s\n", 2443 portid, link.link_speed, 2444 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 2445 ("full-duplex") : ("half-duplex\n")); 2446 else 2447 printf("Port %d Link Down\n", portid); 2448 continue; 2449 } 2450 /* clear all_ports_up flag if any link down */ 2451 if (link.link_status == ETH_LINK_DOWN) { 2452 all_ports_up = 0; 2453 break; 2454 } 2455 } 2456 /* after finally printing all link status, get out */ 2457 if (print_flag == 1) 2458 break; 2459 2460 if (all_ports_up == 0) { 2461 fflush(stdout); 2462 rte_delay_ms(CHECK_INTERVAL); 2463 } 2464 2465 /* set the print_flag if all ports up or timeout */ 2466 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 2467 print_flag = 1; 2468 } 2469 2470 if (lsc_interrupt) 2471 break; 2472 } 2473 } 2474 2475 static void 2476 rmv_event_callback(void *arg) 2477 { 2478 int need_to_start = 0; 2479 int org_no_link_check = no_link_check; 2480 portid_t port_id = (intptr_t)arg; 2481 2482 RTE_ETH_VALID_PORTID_OR_RET(port_id); 2483 2484 if (!test_done && port_is_forwarding(port_id)) { 2485 need_to_start = 1; 2486 stop_packet_forwarding(); 2487 } 2488 no_link_check = 1; 2489 stop_port(port_id); 2490 no_link_check = org_no_link_check; 2491 close_port(port_id); 2492 detach_port(port_id); 2493 if (need_to_start) 2494 start_packet_forwarding(0); 2495 } 2496 2497 /* This function is used by the interrupt thread */ 2498 static int 2499 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 2500 void *ret_param) 2501 { 2502 static const char * const event_desc[] = { 2503 [RTE_ETH_EVENT_UNKNOWN] = "Unknown", 2504 [RTE_ETH_EVENT_INTR_LSC] = "LSC", 2505 [RTE_ETH_EVENT_QUEUE_STATE] = "Queue state", 2506 [RTE_ETH_EVENT_INTR_RESET] = "Interrupt reset", 2507 [RTE_ETH_EVENT_VF_MBOX] = "VF Mbox", 2508 [RTE_ETH_EVENT_IPSEC] = "IPsec", 2509 [RTE_ETH_EVENT_MACSEC] = "MACsec", 2510 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 2511 [RTE_ETH_EVENT_NEW] = "device probed", 2512 [RTE_ETH_EVENT_DESTROY] = "device released", 2513 [RTE_ETH_EVENT_MAX] = NULL, 2514 }; 2515 2516 RTE_SET_USED(param); 2517 RTE_SET_USED(ret_param); 2518 2519 if (type >= RTE_ETH_EVENT_MAX) { 2520 fprintf(stderr, "\nPort %" PRIu16 ": %s called upon invalid event %d\n", 2521 port_id, __func__, type); 2522 fflush(stderr); 2523 } else if (event_print_mask & (UINT32_C(1) << type)) { 2524 printf("\nPort %" PRIu16 ": %s event\n", port_id, 2525 event_desc[type]); 2526 fflush(stdout); 2527 } 2528 2529 if (port_id_is_invalid(port_id, DISABLED_WARN)) 2530 return 0; 2531 2532 switch (type) { 2533 case RTE_ETH_EVENT_INTR_RMV: 2534 if (rte_eal_alarm_set(100000, 2535 rmv_event_callback, (void *)(intptr_t)port_id)) 2536 fprintf(stderr, "Could not set up deferred device removal\n"); 2537 break; 2538 default: 2539 break; 2540 } 2541 return 0; 2542 } 2543 2544 /* This function is used by the interrupt thread */ 2545 static void 2546 eth_dev_event_callback(const char *device_name, enum rte_dev_event_type type, 2547 __rte_unused void *arg) 2548 { 2549 uint16_t port_id; 2550 int ret; 2551 2552 if (type >= RTE_DEV_EVENT_MAX) { 2553 fprintf(stderr, "%s called upon invalid event %d\n", 2554 __func__, type); 2555 fflush(stderr); 2556 } 2557 2558 switch (type) { 2559 case RTE_DEV_EVENT_REMOVE: 2560 RTE_LOG(ERR, EAL, "The device: %s has been removed!\n", 2561 device_name); 2562 ret = rte_eth_dev_get_port_by_name(device_name, &port_id); 2563 if (ret) { 2564 RTE_LOG(ERR, EAL, "can not get port by device %s!\n", 2565 device_name); 2566 return; 2567 } 2568 rmv_event_callback((void *)(intptr_t)port_id); 2569 break; 2570 case RTE_DEV_EVENT_ADD: 2571 RTE_LOG(ERR, EAL, "The device: %s has been added!\n", 2572 device_name); 2573 /* TODO: After finish kernel driver binding, 2574 * begin to attach port. 2575 */ 2576 break; 2577 default: 2578 break; 2579 } 2580 } 2581 2582 static int 2583 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2584 { 2585 uint16_t i; 2586 int diag; 2587 uint8_t mapping_found = 0; 2588 2589 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 2590 if ((tx_queue_stats_mappings[i].port_id == port_id) && 2591 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 2592 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 2593 tx_queue_stats_mappings[i].queue_id, 2594 tx_queue_stats_mappings[i].stats_counter_id); 2595 if (diag != 0) 2596 return diag; 2597 mapping_found = 1; 2598 } 2599 } 2600 if (mapping_found) 2601 port->tx_queue_stats_mapping_enabled = 1; 2602 return 0; 2603 } 2604 2605 static int 2606 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2607 { 2608 uint16_t i; 2609 int diag; 2610 uint8_t mapping_found = 0; 2611 2612 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 2613 if ((rx_queue_stats_mappings[i].port_id == port_id) && 2614 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 2615 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 2616 rx_queue_stats_mappings[i].queue_id, 2617 rx_queue_stats_mappings[i].stats_counter_id); 2618 if (diag != 0) 2619 return diag; 2620 mapping_found = 1; 2621 } 2622 } 2623 if (mapping_found) 2624 port->rx_queue_stats_mapping_enabled = 1; 2625 return 0; 2626 } 2627 2628 static void 2629 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port) 2630 { 2631 int diag = 0; 2632 2633 diag = set_tx_queue_stats_mapping_registers(pi, port); 2634 if (diag != 0) { 2635 if (diag == -ENOTSUP) { 2636 port->tx_queue_stats_mapping_enabled = 0; 2637 printf("TX queue stats mapping not supported port id=%d\n", pi); 2638 } 2639 else 2640 rte_exit(EXIT_FAILURE, 2641 "set_tx_queue_stats_mapping_registers " 2642 "failed for port id=%d diag=%d\n", 2643 pi, diag); 2644 } 2645 2646 diag = set_rx_queue_stats_mapping_registers(pi, port); 2647 if (diag != 0) { 2648 if (diag == -ENOTSUP) { 2649 port->rx_queue_stats_mapping_enabled = 0; 2650 printf("RX queue stats mapping not supported port id=%d\n", pi); 2651 } 2652 else 2653 rte_exit(EXIT_FAILURE, 2654 "set_rx_queue_stats_mapping_registers " 2655 "failed for port id=%d diag=%d\n", 2656 pi, diag); 2657 } 2658 } 2659 2660 static void 2661 rxtx_port_config(struct rte_port *port) 2662 { 2663 uint16_t qid; 2664 2665 for (qid = 0; qid < nb_rxq; qid++) { 2666 port->rx_conf[qid] = port->dev_info.default_rxconf; 2667 2668 /* Check if any Rx parameters have been passed */ 2669 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2670 port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh; 2671 2672 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2673 port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh; 2674 2675 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2676 port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh; 2677 2678 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2679 port->rx_conf[qid].rx_free_thresh = rx_free_thresh; 2680 2681 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2682 port->rx_conf[qid].rx_drop_en = rx_drop_en; 2683 2684 port->nb_rx_desc[qid] = nb_rxd; 2685 } 2686 2687 for (qid = 0; qid < nb_txq; qid++) { 2688 port->tx_conf[qid] = port->dev_info.default_txconf; 2689 2690 /* Check if any Tx parameters have been passed */ 2691 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2692 port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh; 2693 2694 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2695 port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh; 2696 2697 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2698 port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh; 2699 2700 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2701 port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh; 2702 2703 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2704 port->tx_conf[qid].tx_free_thresh = tx_free_thresh; 2705 2706 port->nb_tx_desc[qid] = nb_txd; 2707 } 2708 } 2709 2710 void 2711 init_port_config(void) 2712 { 2713 portid_t pid; 2714 struct rte_port *port; 2715 2716 RTE_ETH_FOREACH_DEV(pid) { 2717 port = &ports[pid]; 2718 port->dev_conf.fdir_conf = fdir_conf; 2719 rte_eth_dev_info_get(pid, &port->dev_info); 2720 if (nb_rxq > 1) { 2721 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2722 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 2723 rss_hf & port->dev_info.flow_type_rss_offloads; 2724 } else { 2725 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2726 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2727 } 2728 2729 if (port->dcb_flag == 0) { 2730 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2731 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2732 else 2733 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2734 } 2735 2736 rxtx_port_config(port); 2737 2738 rte_eth_macaddr_get(pid, &port->eth_addr); 2739 2740 map_port_queue_stats_mapping_registers(pid, port); 2741 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2742 rte_pmd_ixgbe_bypass_init(pid); 2743 #endif 2744 2745 if (lsc_interrupt && 2746 (rte_eth_devices[pid].data->dev_flags & 2747 RTE_ETH_DEV_INTR_LSC)) 2748 port->dev_conf.intr_conf.lsc = 1; 2749 if (rmv_interrupt && 2750 (rte_eth_devices[pid].data->dev_flags & 2751 RTE_ETH_DEV_INTR_RMV)) 2752 port->dev_conf.intr_conf.rmv = 1; 2753 } 2754 } 2755 2756 void set_port_slave_flag(portid_t slave_pid) 2757 { 2758 struct rte_port *port; 2759 2760 port = &ports[slave_pid]; 2761 port->slave_flag = 1; 2762 } 2763 2764 void clear_port_slave_flag(portid_t slave_pid) 2765 { 2766 struct rte_port *port; 2767 2768 port = &ports[slave_pid]; 2769 port->slave_flag = 0; 2770 } 2771 2772 uint8_t port_is_bonding_slave(portid_t slave_pid) 2773 { 2774 struct rte_port *port; 2775 2776 port = &ports[slave_pid]; 2777 if ((rte_eth_devices[slave_pid].data->dev_flags & 2778 RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1)) 2779 return 1; 2780 return 0; 2781 } 2782 2783 const uint16_t vlan_tags[] = { 2784 0, 1, 2, 3, 4, 5, 6, 7, 2785 8, 9, 10, 11, 12, 13, 14, 15, 2786 16, 17, 18, 19, 20, 21, 22, 23, 2787 24, 25, 26, 27, 28, 29, 30, 31 2788 }; 2789 2790 static int 2791 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf, 2792 enum dcb_mode_enable dcb_mode, 2793 enum rte_eth_nb_tcs num_tcs, 2794 uint8_t pfc_en) 2795 { 2796 uint8_t i; 2797 int32_t rc; 2798 struct rte_eth_rss_conf rss_conf; 2799 2800 /* 2801 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2802 * given above, and the number of traffic classes available for use. 2803 */ 2804 if (dcb_mode == DCB_VT_ENABLED) { 2805 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2806 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2807 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2808 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2809 2810 /* VMDQ+DCB RX and TX configurations */ 2811 vmdq_rx_conf->enable_default_pool = 0; 2812 vmdq_rx_conf->default_pool = 0; 2813 vmdq_rx_conf->nb_queue_pools = 2814 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2815 vmdq_tx_conf->nb_queue_pools = 2816 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2817 2818 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2819 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2820 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2821 vmdq_rx_conf->pool_map[i].pools = 2822 1 << (i % vmdq_rx_conf->nb_queue_pools); 2823 } 2824 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2825 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 2826 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 2827 } 2828 2829 /* set DCB mode of RX and TX of multiple queues */ 2830 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2831 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2832 } else { 2833 struct rte_eth_dcb_rx_conf *rx_conf = 2834 ð_conf->rx_adv_conf.dcb_rx_conf; 2835 struct rte_eth_dcb_tx_conf *tx_conf = 2836 ð_conf->tx_adv_conf.dcb_tx_conf; 2837 2838 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf); 2839 if (rc != 0) 2840 return rc; 2841 2842 rx_conf->nb_tcs = num_tcs; 2843 tx_conf->nb_tcs = num_tcs; 2844 2845 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2846 rx_conf->dcb_tc[i] = i % num_tcs; 2847 tx_conf->dcb_tc[i] = i % num_tcs; 2848 } 2849 2850 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2851 eth_conf->rx_adv_conf.rss_conf = rss_conf; 2852 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2853 } 2854 2855 if (pfc_en) 2856 eth_conf->dcb_capability_en = 2857 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2858 else 2859 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2860 2861 return 0; 2862 } 2863 2864 int 2865 init_port_dcb_config(portid_t pid, 2866 enum dcb_mode_enable dcb_mode, 2867 enum rte_eth_nb_tcs num_tcs, 2868 uint8_t pfc_en) 2869 { 2870 struct rte_eth_conf port_conf; 2871 struct rte_port *rte_port; 2872 int retval; 2873 uint16_t i; 2874 2875 rte_port = &ports[pid]; 2876 2877 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2878 /* Enter DCB configuration status */ 2879 dcb_config = 1; 2880 2881 port_conf.rxmode = rte_port->dev_conf.rxmode; 2882 port_conf.txmode = rte_port->dev_conf.txmode; 2883 2884 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2885 retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en); 2886 if (retval < 0) 2887 return retval; 2888 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2889 2890 /* re-configure the device . */ 2891 rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf); 2892 2893 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2894 2895 /* If dev_info.vmdq_pool_base is greater than 0, 2896 * the queue id of vmdq pools is started after pf queues. 2897 */ 2898 if (dcb_mode == DCB_VT_ENABLED && 2899 rte_port->dev_info.vmdq_pool_base > 0) { 2900 printf("VMDQ_DCB multi-queue mode is nonsensical" 2901 " for port %d.", pid); 2902 return -1; 2903 } 2904 2905 /* Assume the ports in testpmd have the same dcb capability 2906 * and has the same number of rxq and txq in dcb mode 2907 */ 2908 if (dcb_mode == DCB_VT_ENABLED) { 2909 if (rte_port->dev_info.max_vfs > 0) { 2910 nb_rxq = rte_port->dev_info.nb_rx_queues; 2911 nb_txq = rte_port->dev_info.nb_tx_queues; 2912 } else { 2913 nb_rxq = rte_port->dev_info.max_rx_queues; 2914 nb_txq = rte_port->dev_info.max_tx_queues; 2915 } 2916 } else { 2917 /*if vt is disabled, use all pf queues */ 2918 if (rte_port->dev_info.vmdq_pool_base == 0) { 2919 nb_rxq = rte_port->dev_info.max_rx_queues; 2920 nb_txq = rte_port->dev_info.max_tx_queues; 2921 } else { 2922 nb_rxq = (queueid_t)num_tcs; 2923 nb_txq = (queueid_t)num_tcs; 2924 2925 } 2926 } 2927 rx_free_thresh = 64; 2928 2929 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 2930 2931 rxtx_port_config(rte_port); 2932 /* VLAN filter */ 2933 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2934 for (i = 0; i < RTE_DIM(vlan_tags); i++) 2935 rx_vft_set(pid, vlan_tags[i], 1); 2936 2937 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 2938 map_port_queue_stats_mapping_registers(pid, rte_port); 2939 2940 rte_port->dcb_flag = 1; 2941 2942 return 0; 2943 } 2944 2945 static void 2946 init_port(void) 2947 { 2948 /* Configuration of Ethernet ports. */ 2949 ports = rte_zmalloc("testpmd: ports", 2950 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 2951 RTE_CACHE_LINE_SIZE); 2952 if (ports == NULL) { 2953 rte_exit(EXIT_FAILURE, 2954 "rte_zmalloc(%d struct rte_port) failed\n", 2955 RTE_MAX_ETHPORTS); 2956 } 2957 } 2958 2959 static void 2960 force_quit(void) 2961 { 2962 pmd_test_exit(); 2963 prompt_exit(); 2964 } 2965 2966 static void 2967 print_stats(void) 2968 { 2969 uint8_t i; 2970 const char clr[] = { 27, '[', '2', 'J', '\0' }; 2971 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 2972 2973 /* Clear screen and move to top left */ 2974 printf("%s%s", clr, top_left); 2975 2976 printf("\nPort statistics ===================================="); 2977 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 2978 nic_stats_display(fwd_ports_ids[i]); 2979 } 2980 2981 static void 2982 signal_handler(int signum) 2983 { 2984 if (signum == SIGINT || signum == SIGTERM) { 2985 printf("\nSignal %d received, preparing to exit...\n", 2986 signum); 2987 #ifdef RTE_LIBRTE_PDUMP 2988 /* uninitialize packet capture framework */ 2989 rte_pdump_uninit(); 2990 #endif 2991 #ifdef RTE_LIBRTE_LATENCY_STATS 2992 rte_latencystats_uninit(); 2993 #endif 2994 force_quit(); 2995 /* Set flag to indicate the force termination. */ 2996 f_quit = 1; 2997 /* exit with the expected status */ 2998 signal(signum, SIG_DFL); 2999 kill(getpid(), signum); 3000 } 3001 } 3002 3003 int 3004 main(int argc, char** argv) 3005 { 3006 int diag; 3007 portid_t port_id; 3008 uint16_t count; 3009 int ret; 3010 3011 signal(SIGINT, signal_handler); 3012 signal(SIGTERM, signal_handler); 3013 3014 diag = rte_eal_init(argc, argv); 3015 if (diag < 0) 3016 rte_panic("Cannot init EAL\n"); 3017 3018 testpmd_logtype = rte_log_register("testpmd"); 3019 if (testpmd_logtype < 0) 3020 rte_panic("Cannot register log type"); 3021 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 3022 3023 #ifdef RTE_LIBRTE_PDUMP 3024 /* initialize packet capture framework */ 3025 rte_pdump_init(NULL); 3026 #endif 3027 3028 count = 0; 3029 RTE_ETH_FOREACH_DEV(port_id) { 3030 ports_ids[count] = port_id; 3031 count++; 3032 } 3033 nb_ports = (portid_t) count; 3034 if (nb_ports == 0) 3035 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 3036 3037 /* allocate port structures, and init them */ 3038 init_port(); 3039 3040 set_def_fwd_config(); 3041 if (nb_lcores == 0) 3042 rte_panic("Empty set of forwarding logical cores - check the " 3043 "core mask supplied in the command parameters\n"); 3044 3045 /* Bitrate/latency stats disabled by default */ 3046 #ifdef RTE_LIBRTE_BITRATE 3047 bitrate_enabled = 0; 3048 #endif 3049 #ifdef RTE_LIBRTE_LATENCY_STATS 3050 latencystats_enabled = 0; 3051 #endif 3052 3053 /* on FreeBSD, mlockall() is disabled by default */ 3054 #ifdef RTE_EXEC_ENV_BSDAPP 3055 do_mlockall = 0; 3056 #else 3057 do_mlockall = 1; 3058 #endif 3059 3060 argc -= diag; 3061 argv += diag; 3062 if (argc > 1) 3063 launch_args_parse(argc, argv); 3064 3065 if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) { 3066 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 3067 strerror(errno)); 3068 } 3069 3070 if (tx_first && interactive) 3071 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 3072 "interactive mode.\n"); 3073 3074 if (tx_first && lsc_interrupt) { 3075 printf("Warning: lsc_interrupt needs to be off when " 3076 " using tx_first. Disabling.\n"); 3077 lsc_interrupt = 0; 3078 } 3079 3080 if (!nb_rxq && !nb_txq) 3081 printf("Warning: Either rx or tx queues should be non-zero\n"); 3082 3083 if (nb_rxq > 1 && nb_rxq > nb_txq) 3084 printf("Warning: nb_rxq=%d enables RSS configuration, " 3085 "but nb_txq=%d will prevent to fully test it.\n", 3086 nb_rxq, nb_txq); 3087 3088 init_config(); 3089 3090 if (hot_plug) { 3091 ret = rte_dev_hotplug_handle_enable(); 3092 if (ret) { 3093 RTE_LOG(ERR, EAL, 3094 "fail to enable hotplug handling."); 3095 return -1; 3096 } 3097 3098 ret = rte_dev_event_monitor_start(); 3099 if (ret) { 3100 RTE_LOG(ERR, EAL, 3101 "fail to start device event monitoring."); 3102 return -1; 3103 } 3104 3105 ret = rte_dev_event_callback_register(NULL, 3106 eth_dev_event_callback, NULL); 3107 if (ret) { 3108 RTE_LOG(ERR, EAL, 3109 "fail to register device event callback\n"); 3110 return -1; 3111 } 3112 } 3113 3114 if (start_port(RTE_PORT_ALL) != 0) 3115 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 3116 3117 /* set all ports to promiscuous mode by default */ 3118 RTE_ETH_FOREACH_DEV(port_id) 3119 rte_eth_promiscuous_enable(port_id); 3120 3121 /* Init metrics library */ 3122 rte_metrics_init(rte_socket_id()); 3123 3124 #ifdef RTE_LIBRTE_LATENCY_STATS 3125 if (latencystats_enabled != 0) { 3126 int ret = rte_latencystats_init(1, NULL); 3127 if (ret) 3128 printf("Warning: latencystats init()" 3129 " returned error %d\n", ret); 3130 printf("Latencystats running on lcore %d\n", 3131 latencystats_lcore_id); 3132 } 3133 #endif 3134 3135 /* Setup bitrate stats */ 3136 #ifdef RTE_LIBRTE_BITRATE 3137 if (bitrate_enabled != 0) { 3138 bitrate_data = rte_stats_bitrate_create(); 3139 if (bitrate_data == NULL) 3140 rte_exit(EXIT_FAILURE, 3141 "Could not allocate bitrate data.\n"); 3142 rte_stats_bitrate_reg(bitrate_data); 3143 } 3144 #endif 3145 3146 #ifdef RTE_LIBRTE_CMDLINE 3147 if (strlen(cmdline_filename) != 0) 3148 cmdline_read_from_file(cmdline_filename); 3149 3150 if (interactive == 1) { 3151 if (auto_start) { 3152 printf("Start automatic packet forwarding\n"); 3153 start_packet_forwarding(0); 3154 } 3155 prompt(); 3156 pmd_test_exit(); 3157 } else 3158 #endif 3159 { 3160 char c; 3161 int rc; 3162 3163 f_quit = 0; 3164 3165 printf("No commandline core given, start packet forwarding\n"); 3166 start_packet_forwarding(tx_first); 3167 if (stats_period != 0) { 3168 uint64_t prev_time = 0, cur_time, diff_time = 0; 3169 uint64_t timer_period; 3170 3171 /* Convert to number of cycles */ 3172 timer_period = stats_period * rte_get_timer_hz(); 3173 3174 while (f_quit == 0) { 3175 cur_time = rte_get_timer_cycles(); 3176 diff_time += cur_time - prev_time; 3177 3178 if (diff_time >= timer_period) { 3179 print_stats(); 3180 /* Reset the timer */ 3181 diff_time = 0; 3182 } 3183 /* Sleep to avoid unnecessary checks */ 3184 prev_time = cur_time; 3185 sleep(1); 3186 } 3187 } 3188 3189 printf("Press enter to exit\n"); 3190 rc = read(0, &c, 1); 3191 pmd_test_exit(); 3192 if (rc < 0) 3193 return 1; 3194 } 3195 3196 return 0; 3197 } 3198