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_memory.h> 31 #include <rte_memcpy.h> 32 #include <rte_launch.h> 33 #include <rte_eal.h> 34 #include <rte_alarm.h> 35 #include <rte_per_lcore.h> 36 #include <rte_lcore.h> 37 #include <rte_atomic.h> 38 #include <rte_branch_prediction.h> 39 #include <rte_mempool.h> 40 #include <rte_malloc.h> 41 #include <rte_mbuf.h> 42 #include <rte_mbuf_pool_ops.h> 43 #include <rte_interrupts.h> 44 #include <rte_pci.h> 45 #include <rte_ether.h> 46 #include <rte_ethdev.h> 47 #include <rte_dev.h> 48 #include <rte_string_fns.h> 49 #ifdef RTE_LIBRTE_IXGBE_PMD 50 #include <rte_pmd_ixgbe.h> 51 #endif 52 #ifdef RTE_LIBRTE_PDUMP 53 #include <rte_pdump.h> 54 #endif 55 #include <rte_flow.h> 56 #include <rte_metrics.h> 57 #ifdef RTE_LIBRTE_BITRATE 58 #include <rte_bitrate.h> 59 #endif 60 #ifdef RTE_LIBRTE_LATENCY_STATS 61 #include <rte_latencystats.h> 62 #endif 63 64 #include "testpmd.h" 65 66 #ifndef MAP_HUGETLB 67 /* FreeBSD may not have MAP_HUGETLB (in fact, it probably doesn't) */ 68 #define HUGE_FLAG (0x40000) 69 #else 70 #define HUGE_FLAG MAP_HUGETLB 71 #endif 72 73 #ifndef MAP_HUGE_SHIFT 74 /* older kernels (or FreeBSD) will not have this define */ 75 #define HUGE_SHIFT (26) 76 #else 77 #define HUGE_SHIFT MAP_HUGE_SHIFT 78 #endif 79 80 #define EXTMEM_HEAP_NAME "extmem" 81 82 uint16_t verbose_level = 0; /**< Silent by default. */ 83 int testpmd_logtype; /**< Log type for testpmd logs */ 84 85 /* use master core for command line ? */ 86 uint8_t interactive = 0; 87 uint8_t auto_start = 0; 88 uint8_t tx_first; 89 char cmdline_filename[PATH_MAX] = {0}; 90 91 /* 92 * NUMA support configuration. 93 * When set, the NUMA support attempts to dispatch the allocation of the 94 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 95 * probed ports among the CPU sockets 0 and 1. 96 * Otherwise, all memory is allocated from CPU socket 0. 97 */ 98 uint8_t numa_support = 1; /**< numa enabled by default */ 99 100 /* 101 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 102 * not configured. 103 */ 104 uint8_t socket_num = UMA_NO_CONFIG; 105 106 /* 107 * Select mempool allocation type: 108 * - native: use regular DPDK memory 109 * - anon: use regular DPDK memory to create mempool, but populate using 110 * anonymous memory (may not be IOVA-contiguous) 111 * - xmem: use externally allocated hugepage memory 112 */ 113 uint8_t mp_alloc_type = MP_ALLOC_NATIVE; 114 115 /* 116 * Store specified sockets on which memory pool to be used by ports 117 * is allocated. 118 */ 119 uint8_t port_numa[RTE_MAX_ETHPORTS]; 120 121 /* 122 * Store specified sockets on which RX ring to be used by ports 123 * is allocated. 124 */ 125 uint8_t rxring_numa[RTE_MAX_ETHPORTS]; 126 127 /* 128 * Store specified sockets on which TX ring to be used by ports 129 * is allocated. 130 */ 131 uint8_t txring_numa[RTE_MAX_ETHPORTS]; 132 133 /* 134 * Record the Ethernet address of peer target ports to which packets are 135 * forwarded. 136 * Must be instantiated with the ethernet addresses of peer traffic generator 137 * ports. 138 */ 139 struct rte_ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 140 portid_t nb_peer_eth_addrs = 0; 141 142 /* 143 * Probed Target Environment. 144 */ 145 struct rte_port *ports; /**< For all probed ethernet ports. */ 146 portid_t nb_ports; /**< Number of probed ethernet ports. */ 147 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 148 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 149 150 portid_t ports_ids[RTE_MAX_ETHPORTS]; /**< Store all port ids. */ 151 152 /* 153 * Test Forwarding Configuration. 154 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 155 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 156 */ 157 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 158 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 159 portid_t nb_cfg_ports; /**< Number of configured ports. */ 160 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 161 162 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 163 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 164 165 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 166 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 167 168 /* 169 * Forwarding engines. 170 */ 171 struct fwd_engine * fwd_engines[] = { 172 &io_fwd_engine, 173 &mac_fwd_engine, 174 &mac_swap_engine, 175 &flow_gen_engine, 176 &rx_only_engine, 177 &tx_only_engine, 178 &csum_fwd_engine, 179 &icmp_echo_engine, 180 &noisy_vnf_engine, 181 #if defined RTE_LIBRTE_PMD_SOFTNIC 182 &softnic_fwd_engine, 183 #endif 184 #ifdef RTE_LIBRTE_IEEE1588 185 &ieee1588_fwd_engine, 186 #endif 187 NULL, 188 }; 189 190 struct rte_mempool *mempools[RTE_MAX_NUMA_NODES]; 191 uint16_t mempool_flags; 192 193 struct fwd_config cur_fwd_config; 194 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 195 uint32_t retry_enabled; 196 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 197 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 198 199 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 200 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 201 * specified on command-line. */ 202 uint16_t stats_period; /**< Period to show statistics (disabled by default) */ 203 204 /* 205 * In container, it cannot terminate the process which running with 'stats-period' 206 * option. Set flag to exit stats period loop after received SIGINT/SIGTERM. 207 */ 208 uint8_t f_quit; 209 210 /* 211 * Configuration of packet segments used by the "txonly" processing engine. 212 */ 213 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 214 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 215 TXONLY_DEF_PACKET_LEN, 216 }; 217 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 218 219 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 220 /**< Split policy for packets to TX. */ 221 222 uint8_t txonly_multi_flow; 223 /**< Whether multiple flows are generated in TXONLY mode. */ 224 225 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 226 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 227 228 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 229 uint8_t dcb_config = 0; 230 231 /* Whether the dcb is in testing status */ 232 uint8_t dcb_test = 0; 233 234 /* 235 * Configurable number of RX/TX queues. 236 */ 237 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 238 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 239 240 /* 241 * Configurable number of RX/TX ring descriptors. 242 * Defaults are supplied by drivers via ethdev. 243 */ 244 #define RTE_TEST_RX_DESC_DEFAULT 0 245 #define RTE_TEST_TX_DESC_DEFAULT 0 246 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 247 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 248 249 #define RTE_PMD_PARAM_UNSET -1 250 /* 251 * Configurable values of RX and TX ring threshold registers. 252 */ 253 254 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 255 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 256 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 257 258 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 259 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 260 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 261 262 /* 263 * Configurable value of RX free threshold. 264 */ 265 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 266 267 /* 268 * Configurable value of RX drop enable. 269 */ 270 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 271 272 /* 273 * Configurable value of TX free threshold. 274 */ 275 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 276 277 /* 278 * Configurable value of TX RS bit threshold. 279 */ 280 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 281 282 /* 283 * Configurable value of buffered packets before sending. 284 */ 285 uint16_t noisy_tx_sw_bufsz; 286 287 /* 288 * Configurable value of packet buffer timeout. 289 */ 290 uint16_t noisy_tx_sw_buf_flush_time; 291 292 /* 293 * Configurable value for size of VNF internal memory area 294 * used for simulating noisy neighbour behaviour 295 */ 296 uint64_t noisy_lkup_mem_sz; 297 298 /* 299 * Configurable value of number of random writes done in 300 * VNF simulation memory area. 301 */ 302 uint64_t noisy_lkup_num_writes; 303 304 /* 305 * Configurable value of number of random reads done in 306 * VNF simulation memory area. 307 */ 308 uint64_t noisy_lkup_num_reads; 309 310 /* 311 * Configurable value of number of random reads/writes done in 312 * VNF simulation memory area. 313 */ 314 uint64_t noisy_lkup_num_reads_writes; 315 316 /* 317 * Receive Side Scaling (RSS) configuration. 318 */ 319 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 320 321 /* 322 * Port topology configuration 323 */ 324 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 325 326 /* 327 * Avoids to flush all the RX streams before starts forwarding. 328 */ 329 uint8_t no_flush_rx = 0; /* flush by default */ 330 331 /* 332 * Flow API isolated mode. 333 */ 334 uint8_t flow_isolate_all; 335 336 /* 337 * Avoids to check link status when starting/stopping a port. 338 */ 339 uint8_t no_link_check = 0; /* check by default */ 340 341 /* 342 * Don't automatically start all ports in interactive mode. 343 */ 344 uint8_t no_device_start = 0; 345 346 /* 347 * Enable link status change notification 348 */ 349 uint8_t lsc_interrupt = 1; /* enabled by default */ 350 351 /* 352 * Enable device removal notification. 353 */ 354 uint8_t rmv_interrupt = 1; /* enabled by default */ 355 356 uint8_t hot_plug = 0; /**< hotplug disabled by default. */ 357 358 /* After attach, port setup is called on event or by iterator */ 359 bool setup_on_probe_event = true; 360 361 /* Pretty printing of ethdev events */ 362 static const char * const eth_event_desc[] = { 363 [RTE_ETH_EVENT_UNKNOWN] = "unknown", 364 [RTE_ETH_EVENT_INTR_LSC] = "link state change", 365 [RTE_ETH_EVENT_QUEUE_STATE] = "queue state", 366 [RTE_ETH_EVENT_INTR_RESET] = "reset", 367 [RTE_ETH_EVENT_VF_MBOX] = "VF mbox", 368 [RTE_ETH_EVENT_IPSEC] = "IPsec", 369 [RTE_ETH_EVENT_MACSEC] = "MACsec", 370 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 371 [RTE_ETH_EVENT_NEW] = "device probed", 372 [RTE_ETH_EVENT_DESTROY] = "device released", 373 [RTE_ETH_EVENT_MAX] = NULL, 374 }; 375 376 /* 377 * Display or mask ether events 378 * Default to all events except VF_MBOX 379 */ 380 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) | 381 (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) | 382 (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) | 383 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) | 384 (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) | 385 (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) | 386 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV); 387 /* 388 * Decide if all memory are locked for performance. 389 */ 390 int do_mlockall = 0; 391 392 /* 393 * NIC bypass mode configuration options. 394 */ 395 396 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 397 /* The NIC bypass watchdog timeout. */ 398 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF; 399 #endif 400 401 402 #ifdef RTE_LIBRTE_LATENCY_STATS 403 404 /* 405 * Set when latency stats is enabled in the commandline 406 */ 407 uint8_t latencystats_enabled; 408 409 /* 410 * Lcore ID to serive latency statistics. 411 */ 412 lcoreid_t latencystats_lcore_id = -1; 413 414 #endif 415 416 /* 417 * Ethernet device configuration. 418 */ 419 struct rte_eth_rxmode rx_mode = { 420 .max_rx_pkt_len = RTE_ETHER_MAX_LEN, 421 /**< Default maximum frame length. */ 422 }; 423 424 struct rte_eth_txmode tx_mode = { 425 .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE, 426 }; 427 428 struct rte_fdir_conf fdir_conf = { 429 .mode = RTE_FDIR_MODE_NONE, 430 .pballoc = RTE_FDIR_PBALLOC_64K, 431 .status = RTE_FDIR_REPORT_STATUS, 432 .mask = { 433 .vlan_tci_mask = 0xFFEF, 434 .ipv4_mask = { 435 .src_ip = 0xFFFFFFFF, 436 .dst_ip = 0xFFFFFFFF, 437 }, 438 .ipv6_mask = { 439 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 440 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 441 }, 442 .src_port_mask = 0xFFFF, 443 .dst_port_mask = 0xFFFF, 444 .mac_addr_byte_mask = 0xFF, 445 .tunnel_type_mask = 1, 446 .tunnel_id_mask = 0xFFFFFFFF, 447 }, 448 .drop_queue = 127, 449 }; 450 451 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 452 453 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 454 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 455 456 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 457 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 458 459 uint16_t nb_tx_queue_stats_mappings = 0; 460 uint16_t nb_rx_queue_stats_mappings = 0; 461 462 /* 463 * Display zero values by default for xstats 464 */ 465 uint8_t xstats_hide_zero; 466 467 unsigned int num_sockets = 0; 468 unsigned int socket_ids[RTE_MAX_NUMA_NODES]; 469 470 #ifdef RTE_LIBRTE_BITRATE 471 /* Bitrate statistics */ 472 struct rte_stats_bitrates *bitrate_data; 473 lcoreid_t bitrate_lcore_id; 474 uint8_t bitrate_enabled; 475 #endif 476 477 struct gro_status gro_ports[RTE_MAX_ETHPORTS]; 478 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES; 479 480 /* Forward function declarations */ 481 static void setup_attached_port(portid_t pi); 482 static void map_port_queue_stats_mapping_registers(portid_t pi, 483 struct rte_port *port); 484 static void check_all_ports_link_status(uint32_t port_mask); 485 static int eth_event_callback(portid_t port_id, 486 enum rte_eth_event_type type, 487 void *param, void *ret_param); 488 static void dev_event_callback(const char *device_name, 489 enum rte_dev_event_type type, 490 void *param); 491 492 /* 493 * Check if all the ports are started. 494 * If yes, return positive value. If not, return zero. 495 */ 496 static int all_ports_started(void); 497 498 struct gso_status gso_ports[RTE_MAX_ETHPORTS]; 499 uint16_t gso_max_segment_size = RTE_ETHER_MAX_LEN - RTE_ETHER_CRC_LEN; 500 501 /* 502 * Helper function to check if socket is already discovered. 503 * If yes, return positive value. If not, return zero. 504 */ 505 int 506 new_socket_id(unsigned int socket_id) 507 { 508 unsigned int i; 509 510 for (i = 0; i < num_sockets; i++) { 511 if (socket_ids[i] == socket_id) 512 return 0; 513 } 514 return 1; 515 } 516 517 /* 518 * Setup default configuration. 519 */ 520 static void 521 set_default_fwd_lcores_config(void) 522 { 523 unsigned int i; 524 unsigned int nb_lc; 525 unsigned int sock_num; 526 527 nb_lc = 0; 528 for (i = 0; i < RTE_MAX_LCORE; i++) { 529 if (!rte_lcore_is_enabled(i)) 530 continue; 531 sock_num = rte_lcore_to_socket_id(i); 532 if (new_socket_id(sock_num)) { 533 if (num_sockets >= RTE_MAX_NUMA_NODES) { 534 rte_exit(EXIT_FAILURE, 535 "Total sockets greater than %u\n", 536 RTE_MAX_NUMA_NODES); 537 } 538 socket_ids[num_sockets++] = sock_num; 539 } 540 if (i == rte_get_master_lcore()) 541 continue; 542 fwd_lcores_cpuids[nb_lc++] = i; 543 } 544 nb_lcores = (lcoreid_t) nb_lc; 545 nb_cfg_lcores = nb_lcores; 546 nb_fwd_lcores = 1; 547 } 548 549 static void 550 set_def_peer_eth_addrs(void) 551 { 552 portid_t i; 553 554 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 555 peer_eth_addrs[i].addr_bytes[0] = RTE_ETHER_LOCAL_ADMIN_ADDR; 556 peer_eth_addrs[i].addr_bytes[5] = i; 557 } 558 } 559 560 static void 561 set_default_fwd_ports_config(void) 562 { 563 portid_t pt_id; 564 int i = 0; 565 566 RTE_ETH_FOREACH_DEV(pt_id) { 567 fwd_ports_ids[i++] = pt_id; 568 569 /* Update sockets info according to the attached device */ 570 int socket_id = rte_eth_dev_socket_id(pt_id); 571 if (socket_id >= 0 && new_socket_id(socket_id)) { 572 if (num_sockets >= RTE_MAX_NUMA_NODES) { 573 rte_exit(EXIT_FAILURE, 574 "Total sockets greater than %u\n", 575 RTE_MAX_NUMA_NODES); 576 } 577 socket_ids[num_sockets++] = socket_id; 578 } 579 } 580 581 nb_cfg_ports = nb_ports; 582 nb_fwd_ports = nb_ports; 583 } 584 585 void 586 set_def_fwd_config(void) 587 { 588 set_default_fwd_lcores_config(); 589 set_def_peer_eth_addrs(); 590 set_default_fwd_ports_config(); 591 } 592 593 /* extremely pessimistic estimation of memory required to create a mempool */ 594 static int 595 calc_mem_size(uint32_t nb_mbufs, uint32_t mbuf_sz, size_t pgsz, size_t *out) 596 { 597 unsigned int n_pages, mbuf_per_pg, leftover; 598 uint64_t total_mem, mbuf_mem, obj_sz; 599 600 /* there is no good way to predict how much space the mempool will 601 * occupy because it will allocate chunks on the fly, and some of those 602 * will come from default DPDK memory while some will come from our 603 * external memory, so just assume 128MB will be enough for everyone. 604 */ 605 uint64_t hdr_mem = 128 << 20; 606 607 /* account for possible non-contiguousness */ 608 obj_sz = rte_mempool_calc_obj_size(mbuf_sz, 0, NULL); 609 if (obj_sz > pgsz) { 610 TESTPMD_LOG(ERR, "Object size is bigger than page size\n"); 611 return -1; 612 } 613 614 mbuf_per_pg = pgsz / obj_sz; 615 leftover = (nb_mbufs % mbuf_per_pg) > 0; 616 n_pages = (nb_mbufs / mbuf_per_pg) + leftover; 617 618 mbuf_mem = n_pages * pgsz; 619 620 total_mem = RTE_ALIGN(hdr_mem + mbuf_mem, pgsz); 621 622 if (total_mem > SIZE_MAX) { 623 TESTPMD_LOG(ERR, "Memory size too big\n"); 624 return -1; 625 } 626 *out = (size_t)total_mem; 627 628 return 0; 629 } 630 631 static int 632 pagesz_flags(uint64_t page_sz) 633 { 634 /* as per mmap() manpage, all page sizes are log2 of page size 635 * shifted by MAP_HUGE_SHIFT 636 */ 637 int log2 = rte_log2_u64(page_sz); 638 639 return (log2 << HUGE_SHIFT); 640 } 641 642 static void * 643 alloc_mem(size_t memsz, size_t pgsz, bool huge) 644 { 645 void *addr; 646 int flags; 647 648 /* allocate anonymous hugepages */ 649 flags = MAP_ANONYMOUS | MAP_PRIVATE; 650 if (huge) 651 flags |= HUGE_FLAG | pagesz_flags(pgsz); 652 653 addr = mmap(NULL, memsz, PROT_READ | PROT_WRITE, flags, -1, 0); 654 if (addr == MAP_FAILED) 655 return NULL; 656 657 return addr; 658 } 659 660 struct extmem_param { 661 void *addr; 662 size_t len; 663 size_t pgsz; 664 rte_iova_t *iova_table; 665 unsigned int iova_table_len; 666 }; 667 668 static int 669 create_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, struct extmem_param *param, 670 bool huge) 671 { 672 uint64_t pgsizes[] = {RTE_PGSIZE_2M, RTE_PGSIZE_1G, /* x86_64, ARM */ 673 RTE_PGSIZE_16M, RTE_PGSIZE_16G}; /* POWER */ 674 unsigned int cur_page, n_pages, pgsz_idx; 675 size_t mem_sz, cur_pgsz; 676 rte_iova_t *iovas = NULL; 677 void *addr; 678 int ret; 679 680 for (pgsz_idx = 0; pgsz_idx < RTE_DIM(pgsizes); pgsz_idx++) { 681 /* skip anything that is too big */ 682 if (pgsizes[pgsz_idx] > SIZE_MAX) 683 continue; 684 685 cur_pgsz = pgsizes[pgsz_idx]; 686 687 /* if we were told not to allocate hugepages, override */ 688 if (!huge) 689 cur_pgsz = sysconf(_SC_PAGESIZE); 690 691 ret = calc_mem_size(nb_mbufs, mbuf_sz, cur_pgsz, &mem_sz); 692 if (ret < 0) { 693 TESTPMD_LOG(ERR, "Cannot calculate memory size\n"); 694 return -1; 695 } 696 697 /* allocate our memory */ 698 addr = alloc_mem(mem_sz, cur_pgsz, huge); 699 700 /* if we couldn't allocate memory with a specified page size, 701 * that doesn't mean we can't do it with other page sizes, so 702 * try another one. 703 */ 704 if (addr == NULL) 705 continue; 706 707 /* store IOVA addresses for every page in this memory area */ 708 n_pages = mem_sz / cur_pgsz; 709 710 iovas = malloc(sizeof(*iovas) * n_pages); 711 712 if (iovas == NULL) { 713 TESTPMD_LOG(ERR, "Cannot allocate memory for iova addresses\n"); 714 goto fail; 715 } 716 /* lock memory if it's not huge pages */ 717 if (!huge) 718 mlock(addr, mem_sz); 719 720 /* populate IOVA addresses */ 721 for (cur_page = 0; cur_page < n_pages; cur_page++) { 722 rte_iova_t iova; 723 size_t offset; 724 void *cur; 725 726 offset = cur_pgsz * cur_page; 727 cur = RTE_PTR_ADD(addr, offset); 728 729 /* touch the page before getting its IOVA */ 730 *(volatile char *)cur = 0; 731 732 iova = rte_mem_virt2iova(cur); 733 734 iovas[cur_page] = iova; 735 } 736 737 break; 738 } 739 /* if we couldn't allocate anything */ 740 if (iovas == NULL) 741 return -1; 742 743 param->addr = addr; 744 param->len = mem_sz; 745 param->pgsz = cur_pgsz; 746 param->iova_table = iovas; 747 param->iova_table_len = n_pages; 748 749 return 0; 750 fail: 751 if (iovas) 752 free(iovas); 753 if (addr) 754 munmap(addr, mem_sz); 755 756 return -1; 757 } 758 759 static int 760 setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge) 761 { 762 struct extmem_param param; 763 int socket_id, ret; 764 765 memset(¶m, 0, sizeof(param)); 766 767 /* check if our heap exists */ 768 socket_id = rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 769 if (socket_id < 0) { 770 /* create our heap */ 771 ret = rte_malloc_heap_create(EXTMEM_HEAP_NAME); 772 if (ret < 0) { 773 TESTPMD_LOG(ERR, "Cannot create heap\n"); 774 return -1; 775 } 776 } 777 778 ret = create_extmem(nb_mbufs, mbuf_sz, ¶m, huge); 779 if (ret < 0) { 780 TESTPMD_LOG(ERR, "Cannot create memory area\n"); 781 return -1; 782 } 783 784 /* we now have a valid memory area, so add it to heap */ 785 ret = rte_malloc_heap_memory_add(EXTMEM_HEAP_NAME, 786 param.addr, param.len, param.iova_table, 787 param.iova_table_len, param.pgsz); 788 789 /* when using VFIO, memory is automatically mapped for DMA by EAL */ 790 791 /* not needed any more */ 792 free(param.iova_table); 793 794 if (ret < 0) { 795 TESTPMD_LOG(ERR, "Cannot add memory to heap\n"); 796 munmap(param.addr, param.len); 797 return -1; 798 } 799 800 /* success */ 801 802 TESTPMD_LOG(DEBUG, "Allocated %zuMB of external memory\n", 803 param.len >> 20); 804 805 return 0; 806 } 807 static void 808 dma_unmap_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused, 809 struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused) 810 { 811 uint16_t pid = 0; 812 int ret; 813 814 RTE_ETH_FOREACH_DEV(pid) { 815 struct rte_eth_dev *dev = 816 &rte_eth_devices[pid]; 817 818 ret = rte_dev_dma_unmap(dev->device, memhdr->addr, 0, 819 memhdr->len); 820 if (ret) { 821 TESTPMD_LOG(DEBUG, 822 "unable to DMA unmap addr 0x%p " 823 "for device %s\n", 824 memhdr->addr, dev->data->name); 825 } 826 } 827 ret = rte_extmem_unregister(memhdr->addr, memhdr->len); 828 if (ret) { 829 TESTPMD_LOG(DEBUG, 830 "unable to un-register addr 0x%p\n", memhdr->addr); 831 } 832 } 833 834 static void 835 dma_map_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused, 836 struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused) 837 { 838 uint16_t pid = 0; 839 size_t page_size = sysconf(_SC_PAGESIZE); 840 int ret; 841 842 ret = rte_extmem_register(memhdr->addr, memhdr->len, NULL, 0, 843 page_size); 844 if (ret) { 845 TESTPMD_LOG(DEBUG, 846 "unable to register addr 0x%p\n", memhdr->addr); 847 return; 848 } 849 RTE_ETH_FOREACH_DEV(pid) { 850 struct rte_eth_dev *dev = 851 &rte_eth_devices[pid]; 852 853 ret = rte_dev_dma_map(dev->device, memhdr->addr, 0, 854 memhdr->len); 855 if (ret) { 856 TESTPMD_LOG(DEBUG, 857 "unable to DMA map addr 0x%p " 858 "for device %s\n", 859 memhdr->addr, dev->data->name); 860 } 861 } 862 } 863 864 /* 865 * Configuration initialisation done once at init time. 866 */ 867 static struct rte_mempool * 868 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 869 unsigned int socket_id) 870 { 871 char pool_name[RTE_MEMPOOL_NAMESIZE]; 872 struct rte_mempool *rte_mp = NULL; 873 uint32_t mb_size; 874 875 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 876 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 877 878 TESTPMD_LOG(INFO, 879 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 880 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 881 882 switch (mp_alloc_type) { 883 case MP_ALLOC_NATIVE: 884 { 885 /* wrapper to rte_mempool_create() */ 886 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 887 rte_mbuf_best_mempool_ops()); 888 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 889 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 890 break; 891 } 892 case MP_ALLOC_ANON: 893 { 894 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 895 mb_size, (unsigned int) mb_mempool_cache, 896 sizeof(struct rte_pktmbuf_pool_private), 897 socket_id, mempool_flags); 898 if (rte_mp == NULL) 899 goto err; 900 901 if (rte_mempool_populate_anon(rte_mp) == 0) { 902 rte_mempool_free(rte_mp); 903 rte_mp = NULL; 904 goto err; 905 } 906 rte_pktmbuf_pool_init(rte_mp, NULL); 907 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 908 rte_mempool_mem_iter(rte_mp, dma_map_cb, NULL); 909 break; 910 } 911 case MP_ALLOC_XMEM: 912 case MP_ALLOC_XMEM_HUGE: 913 { 914 int heap_socket; 915 bool huge = mp_alloc_type == MP_ALLOC_XMEM_HUGE; 916 917 if (setup_extmem(nb_mbuf, mbuf_seg_size, huge) < 0) 918 rte_exit(EXIT_FAILURE, "Could not create external memory\n"); 919 920 heap_socket = 921 rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 922 if (heap_socket < 0) 923 rte_exit(EXIT_FAILURE, "Could not get external memory socket ID\n"); 924 925 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 926 rte_mbuf_best_mempool_ops()); 927 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 928 mb_mempool_cache, 0, mbuf_seg_size, 929 heap_socket); 930 break; 931 } 932 default: 933 { 934 rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n"); 935 } 936 } 937 938 err: 939 if (rte_mp == NULL) { 940 rte_exit(EXIT_FAILURE, 941 "Creation of mbuf pool for socket %u failed: %s\n", 942 socket_id, rte_strerror(rte_errno)); 943 } else if (verbose_level > 0) { 944 rte_mempool_dump(stdout, rte_mp); 945 } 946 return rte_mp; 947 } 948 949 /* 950 * Check given socket id is valid or not with NUMA mode, 951 * if valid, return 0, else return -1 952 */ 953 static int 954 check_socket_id(const unsigned int socket_id) 955 { 956 static int warning_once = 0; 957 958 if (new_socket_id(socket_id)) { 959 if (!warning_once && numa_support) 960 printf("Warning: NUMA should be configured manually by" 961 " using --port-numa-config and" 962 " --ring-numa-config parameters along with" 963 " --numa.\n"); 964 warning_once = 1; 965 return -1; 966 } 967 return 0; 968 } 969 970 /* 971 * Get the allowed maximum number of RX queues. 972 * *pid return the port id which has minimal value of 973 * max_rx_queues in all ports. 974 */ 975 queueid_t 976 get_allowed_max_nb_rxq(portid_t *pid) 977 { 978 queueid_t allowed_max_rxq = MAX_QUEUE_ID; 979 bool max_rxq_valid = false; 980 portid_t pi; 981 struct rte_eth_dev_info dev_info; 982 983 RTE_ETH_FOREACH_DEV(pi) { 984 if (eth_dev_info_get_print_err(pi, &dev_info) != 0) 985 continue; 986 987 max_rxq_valid = true; 988 if (dev_info.max_rx_queues < allowed_max_rxq) { 989 allowed_max_rxq = dev_info.max_rx_queues; 990 *pid = pi; 991 } 992 } 993 return max_rxq_valid ? allowed_max_rxq : 0; 994 } 995 996 /* 997 * Check input rxq is valid or not. 998 * If input rxq is not greater than any of maximum number 999 * of RX queues of all ports, it is valid. 1000 * if valid, return 0, else return -1 1001 */ 1002 int 1003 check_nb_rxq(queueid_t rxq) 1004 { 1005 queueid_t allowed_max_rxq; 1006 portid_t pid = 0; 1007 1008 allowed_max_rxq = get_allowed_max_nb_rxq(&pid); 1009 if (rxq > allowed_max_rxq) { 1010 printf("Fail: input rxq (%u) can't be greater " 1011 "than max_rx_queues (%u) of port %u\n", 1012 rxq, 1013 allowed_max_rxq, 1014 pid); 1015 return -1; 1016 } 1017 return 0; 1018 } 1019 1020 /* 1021 * Get the allowed maximum number of TX queues. 1022 * *pid return the port id which has minimal value of 1023 * max_tx_queues in all ports. 1024 */ 1025 queueid_t 1026 get_allowed_max_nb_txq(portid_t *pid) 1027 { 1028 queueid_t allowed_max_txq = MAX_QUEUE_ID; 1029 bool max_txq_valid = false; 1030 portid_t pi; 1031 struct rte_eth_dev_info dev_info; 1032 1033 RTE_ETH_FOREACH_DEV(pi) { 1034 if (eth_dev_info_get_print_err(pi, &dev_info) != 0) 1035 continue; 1036 1037 max_txq_valid = true; 1038 if (dev_info.max_tx_queues < allowed_max_txq) { 1039 allowed_max_txq = dev_info.max_tx_queues; 1040 *pid = pi; 1041 } 1042 } 1043 return max_txq_valid ? allowed_max_txq : 0; 1044 } 1045 1046 /* 1047 * Check input txq is valid or not. 1048 * If input txq is not greater than any of maximum number 1049 * of TX queues of all ports, it is valid. 1050 * if valid, return 0, else return -1 1051 */ 1052 int 1053 check_nb_txq(queueid_t txq) 1054 { 1055 queueid_t allowed_max_txq; 1056 portid_t pid = 0; 1057 1058 allowed_max_txq = get_allowed_max_nb_txq(&pid); 1059 if (txq > allowed_max_txq) { 1060 printf("Fail: input txq (%u) can't be greater " 1061 "than max_tx_queues (%u) of port %u\n", 1062 txq, 1063 allowed_max_txq, 1064 pid); 1065 return -1; 1066 } 1067 return 0; 1068 } 1069 1070 static void 1071 init_config(void) 1072 { 1073 portid_t pid; 1074 struct rte_port *port; 1075 struct rte_mempool *mbp; 1076 unsigned int nb_mbuf_per_pool; 1077 lcoreid_t lc_id; 1078 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 1079 struct rte_gro_param gro_param; 1080 uint32_t gso_types; 1081 uint16_t data_size; 1082 bool warning = 0; 1083 int k; 1084 int ret; 1085 1086 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 1087 1088 /* Configuration of logical cores. */ 1089 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 1090 sizeof(struct fwd_lcore *) * nb_lcores, 1091 RTE_CACHE_LINE_SIZE); 1092 if (fwd_lcores == NULL) { 1093 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 1094 "failed\n", nb_lcores); 1095 } 1096 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1097 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 1098 sizeof(struct fwd_lcore), 1099 RTE_CACHE_LINE_SIZE); 1100 if (fwd_lcores[lc_id] == NULL) { 1101 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 1102 "failed\n"); 1103 } 1104 fwd_lcores[lc_id]->cpuid_idx = lc_id; 1105 } 1106 1107 RTE_ETH_FOREACH_DEV(pid) { 1108 port = &ports[pid]; 1109 /* Apply default TxRx configuration for all ports */ 1110 port->dev_conf.txmode = tx_mode; 1111 port->dev_conf.rxmode = rx_mode; 1112 1113 ret = eth_dev_info_get_print_err(pid, &port->dev_info); 1114 if (ret != 0) 1115 rte_exit(EXIT_FAILURE, 1116 "rte_eth_dev_info_get() failed\n"); 1117 1118 if (!(port->dev_info.tx_offload_capa & 1119 DEV_TX_OFFLOAD_MBUF_FAST_FREE)) 1120 port->dev_conf.txmode.offloads &= 1121 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE; 1122 if (!(port->dev_info.tx_offload_capa & 1123 DEV_TX_OFFLOAD_MATCH_METADATA)) 1124 port->dev_conf.txmode.offloads &= 1125 ~DEV_TX_OFFLOAD_MATCH_METADATA; 1126 if (numa_support) { 1127 if (port_numa[pid] != NUMA_NO_CONFIG) 1128 port_per_socket[port_numa[pid]]++; 1129 else { 1130 uint32_t socket_id = rte_eth_dev_socket_id(pid); 1131 1132 /* 1133 * if socket_id is invalid, 1134 * set to the first available socket. 1135 */ 1136 if (check_socket_id(socket_id) < 0) 1137 socket_id = socket_ids[0]; 1138 port_per_socket[socket_id]++; 1139 } 1140 } 1141 1142 /* Apply Rx offloads configuration */ 1143 for (k = 0; k < port->dev_info.max_rx_queues; k++) 1144 port->rx_conf[k].offloads = 1145 port->dev_conf.rxmode.offloads; 1146 /* Apply Tx offloads configuration */ 1147 for (k = 0; k < port->dev_info.max_tx_queues; k++) 1148 port->tx_conf[k].offloads = 1149 port->dev_conf.txmode.offloads; 1150 1151 /* set flag to initialize port/queue */ 1152 port->need_reconfig = 1; 1153 port->need_reconfig_queues = 1; 1154 port->tx_metadata = 0; 1155 1156 /* Check for maximum number of segments per MTU. Accordingly 1157 * update the mbuf data size. 1158 */ 1159 if (port->dev_info.rx_desc_lim.nb_mtu_seg_max != UINT16_MAX && 1160 port->dev_info.rx_desc_lim.nb_mtu_seg_max != 0) { 1161 data_size = rx_mode.max_rx_pkt_len / 1162 port->dev_info.rx_desc_lim.nb_mtu_seg_max; 1163 1164 if ((data_size + RTE_PKTMBUF_HEADROOM) > 1165 mbuf_data_size) { 1166 mbuf_data_size = data_size + 1167 RTE_PKTMBUF_HEADROOM; 1168 warning = 1; 1169 } 1170 } 1171 } 1172 1173 if (warning) 1174 TESTPMD_LOG(WARNING, "Configured mbuf size %hu\n", 1175 mbuf_data_size); 1176 1177 /* 1178 * Create pools of mbuf. 1179 * If NUMA support is disabled, create a single pool of mbuf in 1180 * socket 0 memory by default. 1181 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 1182 * 1183 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 1184 * nb_txd can be configured at run time. 1185 */ 1186 if (param_total_num_mbufs) 1187 nb_mbuf_per_pool = param_total_num_mbufs; 1188 else { 1189 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 1190 (nb_lcores * mb_mempool_cache) + 1191 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 1192 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 1193 } 1194 1195 if (numa_support) { 1196 uint8_t i; 1197 1198 for (i = 0; i < num_sockets; i++) 1199 mempools[i] = mbuf_pool_create(mbuf_data_size, 1200 nb_mbuf_per_pool, 1201 socket_ids[i]); 1202 } else { 1203 if (socket_num == UMA_NO_CONFIG) 1204 mempools[0] = mbuf_pool_create(mbuf_data_size, 1205 nb_mbuf_per_pool, 0); 1206 else 1207 mempools[socket_num] = mbuf_pool_create 1208 (mbuf_data_size, 1209 nb_mbuf_per_pool, 1210 socket_num); 1211 } 1212 1213 init_port_config(); 1214 1215 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 1216 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_TX_OFFLOAD_UDP_TSO; 1217 /* 1218 * Records which Mbuf pool to use by each logical core, if needed. 1219 */ 1220 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1221 mbp = mbuf_pool_find( 1222 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 1223 1224 if (mbp == NULL) 1225 mbp = mbuf_pool_find(0); 1226 fwd_lcores[lc_id]->mbp = mbp; 1227 /* initialize GSO context */ 1228 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 1229 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 1230 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 1231 fwd_lcores[lc_id]->gso_ctx.gso_size = RTE_ETHER_MAX_LEN - 1232 RTE_ETHER_CRC_LEN; 1233 fwd_lcores[lc_id]->gso_ctx.flag = 0; 1234 } 1235 1236 /* Configuration of packet forwarding streams. */ 1237 if (init_fwd_streams() < 0) 1238 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 1239 1240 fwd_config_setup(); 1241 1242 /* create a gro context for each lcore */ 1243 gro_param.gro_types = RTE_GRO_TCP_IPV4; 1244 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 1245 gro_param.max_item_per_flow = MAX_PKT_BURST; 1246 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1247 gro_param.socket_id = rte_lcore_to_socket_id( 1248 fwd_lcores_cpuids[lc_id]); 1249 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 1250 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 1251 rte_exit(EXIT_FAILURE, 1252 "rte_gro_ctx_create() failed\n"); 1253 } 1254 } 1255 1256 #if defined RTE_LIBRTE_PMD_SOFTNIC 1257 if (strcmp(cur_fwd_eng->fwd_mode_name, "softnic") == 0) { 1258 RTE_ETH_FOREACH_DEV(pid) { 1259 port = &ports[pid]; 1260 const char *driver = port->dev_info.driver_name; 1261 1262 if (strcmp(driver, "net_softnic") == 0) 1263 port->softport.fwd_lcore_arg = fwd_lcores; 1264 } 1265 } 1266 #endif 1267 1268 } 1269 1270 1271 void 1272 reconfig(portid_t new_port_id, unsigned socket_id) 1273 { 1274 struct rte_port *port; 1275 int ret; 1276 1277 /* Reconfiguration of Ethernet ports. */ 1278 port = &ports[new_port_id]; 1279 1280 ret = eth_dev_info_get_print_err(new_port_id, &port->dev_info); 1281 if (ret != 0) 1282 return; 1283 1284 /* set flag to initialize port/queue */ 1285 port->need_reconfig = 1; 1286 port->need_reconfig_queues = 1; 1287 port->socket_id = socket_id; 1288 1289 init_port_config(); 1290 } 1291 1292 1293 int 1294 init_fwd_streams(void) 1295 { 1296 portid_t pid; 1297 struct rte_port *port; 1298 streamid_t sm_id, nb_fwd_streams_new; 1299 queueid_t q; 1300 1301 /* set socket id according to numa or not */ 1302 RTE_ETH_FOREACH_DEV(pid) { 1303 port = &ports[pid]; 1304 if (nb_rxq > port->dev_info.max_rx_queues) { 1305 printf("Fail: nb_rxq(%d) is greater than " 1306 "max_rx_queues(%d)\n", nb_rxq, 1307 port->dev_info.max_rx_queues); 1308 return -1; 1309 } 1310 if (nb_txq > port->dev_info.max_tx_queues) { 1311 printf("Fail: nb_txq(%d) is greater than " 1312 "max_tx_queues(%d)\n", nb_txq, 1313 port->dev_info.max_tx_queues); 1314 return -1; 1315 } 1316 if (numa_support) { 1317 if (port_numa[pid] != NUMA_NO_CONFIG) 1318 port->socket_id = port_numa[pid]; 1319 else { 1320 port->socket_id = rte_eth_dev_socket_id(pid); 1321 1322 /* 1323 * if socket_id is invalid, 1324 * set to the first available socket. 1325 */ 1326 if (check_socket_id(port->socket_id) < 0) 1327 port->socket_id = socket_ids[0]; 1328 } 1329 } 1330 else { 1331 if (socket_num == UMA_NO_CONFIG) 1332 port->socket_id = 0; 1333 else 1334 port->socket_id = socket_num; 1335 } 1336 } 1337 1338 q = RTE_MAX(nb_rxq, nb_txq); 1339 if (q == 0) { 1340 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 1341 return -1; 1342 } 1343 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 1344 if (nb_fwd_streams_new == nb_fwd_streams) 1345 return 0; 1346 /* clear the old */ 1347 if (fwd_streams != NULL) { 1348 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1349 if (fwd_streams[sm_id] == NULL) 1350 continue; 1351 rte_free(fwd_streams[sm_id]); 1352 fwd_streams[sm_id] = NULL; 1353 } 1354 rte_free(fwd_streams); 1355 fwd_streams = NULL; 1356 } 1357 1358 /* init new */ 1359 nb_fwd_streams = nb_fwd_streams_new; 1360 if (nb_fwd_streams) { 1361 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 1362 sizeof(struct fwd_stream *) * nb_fwd_streams, 1363 RTE_CACHE_LINE_SIZE); 1364 if (fwd_streams == NULL) 1365 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d" 1366 " (struct fwd_stream *)) failed\n", 1367 nb_fwd_streams); 1368 1369 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1370 fwd_streams[sm_id] = rte_zmalloc("testpmd:" 1371 " struct fwd_stream", sizeof(struct fwd_stream), 1372 RTE_CACHE_LINE_SIZE); 1373 if (fwd_streams[sm_id] == NULL) 1374 rte_exit(EXIT_FAILURE, "rte_zmalloc" 1375 "(struct fwd_stream) failed\n"); 1376 } 1377 } 1378 1379 return 0; 1380 } 1381 1382 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1383 static void 1384 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 1385 { 1386 unsigned int total_burst; 1387 unsigned int nb_burst; 1388 unsigned int burst_stats[3]; 1389 uint16_t pktnb_stats[3]; 1390 uint16_t nb_pkt; 1391 int burst_percent[3]; 1392 1393 /* 1394 * First compute the total number of packet bursts and the 1395 * two highest numbers of bursts of the same number of packets. 1396 */ 1397 total_burst = 0; 1398 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 1399 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 1400 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 1401 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 1402 if (nb_burst == 0) 1403 continue; 1404 total_burst += nb_burst; 1405 if (nb_burst > burst_stats[0]) { 1406 burst_stats[1] = burst_stats[0]; 1407 pktnb_stats[1] = pktnb_stats[0]; 1408 burst_stats[0] = nb_burst; 1409 pktnb_stats[0] = nb_pkt; 1410 } else if (nb_burst > burst_stats[1]) { 1411 burst_stats[1] = nb_burst; 1412 pktnb_stats[1] = nb_pkt; 1413 } 1414 } 1415 if (total_burst == 0) 1416 return; 1417 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 1418 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 1419 burst_percent[0], (int) pktnb_stats[0]); 1420 if (burst_stats[0] == total_burst) { 1421 printf("]\n"); 1422 return; 1423 } 1424 if (burst_stats[0] + burst_stats[1] == total_burst) { 1425 printf(" + %d%% of %d pkts]\n", 1426 100 - burst_percent[0], pktnb_stats[1]); 1427 return; 1428 } 1429 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 1430 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 1431 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 1432 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 1433 return; 1434 } 1435 printf(" + %d%% of %d pkts + %d%% of others]\n", 1436 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 1437 } 1438 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 1439 1440 static void 1441 fwd_stream_stats_display(streamid_t stream_id) 1442 { 1443 struct fwd_stream *fs; 1444 static const char *fwd_top_stats_border = "-------"; 1445 1446 fs = fwd_streams[stream_id]; 1447 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 1448 (fs->fwd_dropped == 0)) 1449 return; 1450 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 1451 "TX Port=%2d/Queue=%2d %s\n", 1452 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 1453 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 1454 printf(" RX-packets: %-14"PRIu64" TX-packets: %-14"PRIu64 1455 " TX-dropped: %-14"PRIu64, 1456 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 1457 1458 /* if checksum mode */ 1459 if (cur_fwd_eng == &csum_fwd_engine) { 1460 printf(" RX- bad IP checksum: %-14"PRIu64 1461 " Rx- bad L4 checksum: %-14"PRIu64 1462 " Rx- bad outer L4 checksum: %-14"PRIu64"\n", 1463 fs->rx_bad_ip_csum, fs->rx_bad_l4_csum, 1464 fs->rx_bad_outer_l4_csum); 1465 } else { 1466 printf("\n"); 1467 } 1468 1469 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1470 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 1471 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 1472 #endif 1473 } 1474 1475 void 1476 fwd_stats_display(void) 1477 { 1478 static const char *fwd_stats_border = "----------------------"; 1479 static const char *acc_stats_border = "+++++++++++++++"; 1480 struct { 1481 struct fwd_stream *rx_stream; 1482 struct fwd_stream *tx_stream; 1483 uint64_t tx_dropped; 1484 uint64_t rx_bad_ip_csum; 1485 uint64_t rx_bad_l4_csum; 1486 uint64_t rx_bad_outer_l4_csum; 1487 } ports_stats[RTE_MAX_ETHPORTS]; 1488 uint64_t total_rx_dropped = 0; 1489 uint64_t total_tx_dropped = 0; 1490 uint64_t total_rx_nombuf = 0; 1491 struct rte_eth_stats stats; 1492 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1493 uint64_t fwd_cycles = 0; 1494 #endif 1495 uint64_t total_recv = 0; 1496 uint64_t total_xmit = 0; 1497 struct rte_port *port; 1498 streamid_t sm_id; 1499 portid_t pt_id; 1500 int i; 1501 1502 memset(ports_stats, 0, sizeof(ports_stats)); 1503 1504 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1505 struct fwd_stream *fs = fwd_streams[sm_id]; 1506 1507 if (cur_fwd_config.nb_fwd_streams > 1508 cur_fwd_config.nb_fwd_ports) { 1509 fwd_stream_stats_display(sm_id); 1510 } else { 1511 ports_stats[fs->tx_port].tx_stream = fs; 1512 ports_stats[fs->rx_port].rx_stream = fs; 1513 } 1514 1515 ports_stats[fs->tx_port].tx_dropped += fs->fwd_dropped; 1516 1517 ports_stats[fs->rx_port].rx_bad_ip_csum += fs->rx_bad_ip_csum; 1518 ports_stats[fs->rx_port].rx_bad_l4_csum += fs->rx_bad_l4_csum; 1519 ports_stats[fs->rx_port].rx_bad_outer_l4_csum += 1520 fs->rx_bad_outer_l4_csum; 1521 1522 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1523 fwd_cycles += fs->core_cycles; 1524 #endif 1525 } 1526 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1527 uint8_t j; 1528 1529 pt_id = fwd_ports_ids[i]; 1530 port = &ports[pt_id]; 1531 1532 rte_eth_stats_get(pt_id, &stats); 1533 stats.ipackets -= port->stats.ipackets; 1534 stats.opackets -= port->stats.opackets; 1535 stats.ibytes -= port->stats.ibytes; 1536 stats.obytes -= port->stats.obytes; 1537 stats.imissed -= port->stats.imissed; 1538 stats.oerrors -= port->stats.oerrors; 1539 stats.rx_nombuf -= port->stats.rx_nombuf; 1540 1541 total_recv += stats.ipackets; 1542 total_xmit += stats.opackets; 1543 total_rx_dropped += stats.imissed; 1544 total_tx_dropped += ports_stats[pt_id].tx_dropped; 1545 total_tx_dropped += stats.oerrors; 1546 total_rx_nombuf += stats.rx_nombuf; 1547 1548 printf("\n %s Forward statistics for port %-2d %s\n", 1549 fwd_stats_border, pt_id, fwd_stats_border); 1550 1551 if (!port->rx_queue_stats_mapping_enabled && 1552 !port->tx_queue_stats_mapping_enabled) { 1553 printf(" RX-packets: %-14"PRIu64 1554 " RX-dropped: %-14"PRIu64 1555 "RX-total: %-"PRIu64"\n", 1556 stats.ipackets, stats.imissed, 1557 stats.ipackets + stats.imissed); 1558 1559 if (cur_fwd_eng == &csum_fwd_engine) 1560 printf(" Bad-ipcsum: %-14"PRIu64 1561 " Bad-l4csum: %-14"PRIu64 1562 "Bad-outer-l4csum: %-14"PRIu64"\n", 1563 ports_stats[pt_id].rx_bad_ip_csum, 1564 ports_stats[pt_id].rx_bad_l4_csum, 1565 ports_stats[pt_id].rx_bad_outer_l4_csum); 1566 if (stats.ierrors + stats.rx_nombuf > 0) { 1567 printf(" RX-error: %-"PRIu64"\n", 1568 stats.ierrors); 1569 printf(" RX-nombufs: %-14"PRIu64"\n", 1570 stats.rx_nombuf); 1571 } 1572 1573 printf(" TX-packets: %-14"PRIu64 1574 " TX-dropped: %-14"PRIu64 1575 "TX-total: %-"PRIu64"\n", 1576 stats.opackets, ports_stats[pt_id].tx_dropped, 1577 stats.opackets + ports_stats[pt_id].tx_dropped); 1578 } else { 1579 printf(" RX-packets: %14"PRIu64 1580 " RX-dropped:%14"PRIu64 1581 " RX-total:%14"PRIu64"\n", 1582 stats.ipackets, stats.imissed, 1583 stats.ipackets + stats.imissed); 1584 1585 if (cur_fwd_eng == &csum_fwd_engine) 1586 printf(" Bad-ipcsum:%14"PRIu64 1587 " Bad-l4csum:%14"PRIu64 1588 " Bad-outer-l4csum: %-14"PRIu64"\n", 1589 ports_stats[pt_id].rx_bad_ip_csum, 1590 ports_stats[pt_id].rx_bad_l4_csum, 1591 ports_stats[pt_id].rx_bad_outer_l4_csum); 1592 if ((stats.ierrors + stats.rx_nombuf) > 0) { 1593 printf(" RX-error:%"PRIu64"\n", stats.ierrors); 1594 printf(" RX-nombufs: %14"PRIu64"\n", 1595 stats.rx_nombuf); 1596 } 1597 1598 printf(" TX-packets: %14"PRIu64 1599 " TX-dropped:%14"PRIu64 1600 " TX-total:%14"PRIu64"\n", 1601 stats.opackets, ports_stats[pt_id].tx_dropped, 1602 stats.opackets + ports_stats[pt_id].tx_dropped); 1603 } 1604 1605 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1606 if (ports_stats[pt_id].rx_stream) 1607 pkt_burst_stats_display("RX", 1608 &ports_stats[pt_id].rx_stream->rx_burst_stats); 1609 if (ports_stats[pt_id].tx_stream) 1610 pkt_burst_stats_display("TX", 1611 &ports_stats[pt_id].tx_stream->tx_burst_stats); 1612 #endif 1613 1614 if (port->rx_queue_stats_mapping_enabled) { 1615 printf("\n"); 1616 for (j = 0; j < RTE_ETHDEV_QUEUE_STAT_CNTRS; j++) { 1617 printf(" Stats reg %2d RX-packets:%14"PRIu64 1618 " RX-errors:%14"PRIu64 1619 " RX-bytes:%14"PRIu64"\n", 1620 j, stats.q_ipackets[j], 1621 stats.q_errors[j], stats.q_ibytes[j]); 1622 } 1623 printf("\n"); 1624 } 1625 if (port->tx_queue_stats_mapping_enabled) { 1626 for (j = 0; j < RTE_ETHDEV_QUEUE_STAT_CNTRS; j++) { 1627 printf(" Stats reg %2d TX-packets:%14"PRIu64 1628 " TX-bytes:%14" 1629 PRIu64"\n", 1630 j, stats.q_opackets[j], 1631 stats.q_obytes[j]); 1632 } 1633 } 1634 1635 printf(" %s--------------------------------%s\n", 1636 fwd_stats_border, fwd_stats_border); 1637 } 1638 1639 printf("\n %s Accumulated forward statistics for all ports" 1640 "%s\n", 1641 acc_stats_border, acc_stats_border); 1642 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1643 "%-"PRIu64"\n" 1644 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1645 "%-"PRIu64"\n", 1646 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1647 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1648 if (total_rx_nombuf > 0) 1649 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1650 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1651 "%s\n", 1652 acc_stats_border, acc_stats_border); 1653 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1654 if (total_recv > 0) 1655 printf("\n CPU cycles/packet=%u (total cycles=" 1656 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1657 (unsigned int)(fwd_cycles / total_recv), 1658 fwd_cycles, total_recv); 1659 #endif 1660 } 1661 1662 void 1663 fwd_stats_reset(void) 1664 { 1665 streamid_t sm_id; 1666 portid_t pt_id; 1667 int i; 1668 1669 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1670 pt_id = fwd_ports_ids[i]; 1671 rte_eth_stats_get(pt_id, &ports[pt_id].stats); 1672 } 1673 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1674 struct fwd_stream *fs = fwd_streams[sm_id]; 1675 1676 fs->rx_packets = 0; 1677 fs->tx_packets = 0; 1678 fs->fwd_dropped = 0; 1679 fs->rx_bad_ip_csum = 0; 1680 fs->rx_bad_l4_csum = 0; 1681 fs->rx_bad_outer_l4_csum = 0; 1682 1683 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1684 memset(&fs->rx_burst_stats, 0, sizeof(fs->rx_burst_stats)); 1685 memset(&fs->tx_burst_stats, 0, sizeof(fs->tx_burst_stats)); 1686 #endif 1687 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1688 fs->core_cycles = 0; 1689 #endif 1690 } 1691 } 1692 1693 static void 1694 flush_fwd_rx_queues(void) 1695 { 1696 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 1697 portid_t rxp; 1698 portid_t port_id; 1699 queueid_t rxq; 1700 uint16_t nb_rx; 1701 uint16_t i; 1702 uint8_t j; 1703 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 1704 uint64_t timer_period; 1705 1706 /* convert to number of cycles */ 1707 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 1708 1709 for (j = 0; j < 2; j++) { 1710 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 1711 for (rxq = 0; rxq < nb_rxq; rxq++) { 1712 port_id = fwd_ports_ids[rxp]; 1713 /** 1714 * testpmd can stuck in the below do while loop 1715 * if rte_eth_rx_burst() always returns nonzero 1716 * packets. So timer is added to exit this loop 1717 * after 1sec timer expiry. 1718 */ 1719 prev_tsc = rte_rdtsc(); 1720 do { 1721 nb_rx = rte_eth_rx_burst(port_id, rxq, 1722 pkts_burst, MAX_PKT_BURST); 1723 for (i = 0; i < nb_rx; i++) 1724 rte_pktmbuf_free(pkts_burst[i]); 1725 1726 cur_tsc = rte_rdtsc(); 1727 diff_tsc = cur_tsc - prev_tsc; 1728 timer_tsc += diff_tsc; 1729 } while ((nb_rx > 0) && 1730 (timer_tsc < timer_period)); 1731 timer_tsc = 0; 1732 } 1733 } 1734 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 1735 } 1736 } 1737 1738 static void 1739 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 1740 { 1741 struct fwd_stream **fsm; 1742 streamid_t nb_fs; 1743 streamid_t sm_id; 1744 #ifdef RTE_LIBRTE_BITRATE 1745 uint64_t tics_per_1sec; 1746 uint64_t tics_datum; 1747 uint64_t tics_current; 1748 uint16_t i, cnt_ports; 1749 1750 cnt_ports = nb_ports; 1751 tics_datum = rte_rdtsc(); 1752 tics_per_1sec = rte_get_timer_hz(); 1753 #endif 1754 fsm = &fwd_streams[fc->stream_idx]; 1755 nb_fs = fc->stream_nb; 1756 do { 1757 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1758 (*pkt_fwd)(fsm[sm_id]); 1759 #ifdef RTE_LIBRTE_BITRATE 1760 if (bitrate_enabled != 0 && 1761 bitrate_lcore_id == rte_lcore_id()) { 1762 tics_current = rte_rdtsc(); 1763 if (tics_current - tics_datum >= tics_per_1sec) { 1764 /* Periodic bitrate calculation */ 1765 for (i = 0; i < cnt_ports; i++) 1766 rte_stats_bitrate_calc(bitrate_data, 1767 ports_ids[i]); 1768 tics_datum = tics_current; 1769 } 1770 } 1771 #endif 1772 #ifdef RTE_LIBRTE_LATENCY_STATS 1773 if (latencystats_enabled != 0 && 1774 latencystats_lcore_id == rte_lcore_id()) 1775 rte_latencystats_update(); 1776 #endif 1777 1778 } while (! fc->stopped); 1779 } 1780 1781 static int 1782 start_pkt_forward_on_core(void *fwd_arg) 1783 { 1784 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1785 cur_fwd_config.fwd_eng->packet_fwd); 1786 return 0; 1787 } 1788 1789 /* 1790 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1791 * Used to start communication flows in network loopback test configurations. 1792 */ 1793 static int 1794 run_one_txonly_burst_on_core(void *fwd_arg) 1795 { 1796 struct fwd_lcore *fwd_lc; 1797 struct fwd_lcore tmp_lcore; 1798 1799 fwd_lc = (struct fwd_lcore *) fwd_arg; 1800 tmp_lcore = *fwd_lc; 1801 tmp_lcore.stopped = 1; 1802 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1803 return 0; 1804 } 1805 1806 /* 1807 * Launch packet forwarding: 1808 * - Setup per-port forwarding context. 1809 * - launch logical cores with their forwarding configuration. 1810 */ 1811 static void 1812 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1813 { 1814 port_fwd_begin_t port_fwd_begin; 1815 unsigned int i; 1816 unsigned int lc_id; 1817 int diag; 1818 1819 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1820 if (port_fwd_begin != NULL) { 1821 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1822 (*port_fwd_begin)(fwd_ports_ids[i]); 1823 } 1824 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1825 lc_id = fwd_lcores_cpuids[i]; 1826 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1827 fwd_lcores[i]->stopped = 0; 1828 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1829 fwd_lcores[i], lc_id); 1830 if (diag != 0) 1831 printf("launch lcore %u failed - diag=%d\n", 1832 lc_id, diag); 1833 } 1834 } 1835 } 1836 1837 /* 1838 * Launch packet forwarding configuration. 1839 */ 1840 void 1841 start_packet_forwarding(int with_tx_first) 1842 { 1843 port_fwd_begin_t port_fwd_begin; 1844 port_fwd_end_t port_fwd_end; 1845 struct rte_port *port; 1846 unsigned int i; 1847 portid_t pt_id; 1848 1849 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1850 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1851 1852 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1853 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1854 1855 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1856 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1857 (!nb_rxq || !nb_txq)) 1858 rte_exit(EXIT_FAILURE, 1859 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1860 cur_fwd_eng->fwd_mode_name); 1861 1862 if (all_ports_started() == 0) { 1863 printf("Not all ports were started\n"); 1864 return; 1865 } 1866 if (test_done == 0) { 1867 printf("Packet forwarding already started\n"); 1868 return; 1869 } 1870 1871 1872 if(dcb_test) { 1873 for (i = 0; i < nb_fwd_ports; i++) { 1874 pt_id = fwd_ports_ids[i]; 1875 port = &ports[pt_id]; 1876 if (!port->dcb_flag) { 1877 printf("In DCB mode, all forwarding ports must " 1878 "be configured in this mode.\n"); 1879 return; 1880 } 1881 } 1882 if (nb_fwd_lcores == 1) { 1883 printf("In DCB mode,the nb forwarding cores " 1884 "should be larger than 1.\n"); 1885 return; 1886 } 1887 } 1888 test_done = 0; 1889 1890 fwd_config_setup(); 1891 1892 if(!no_flush_rx) 1893 flush_fwd_rx_queues(); 1894 1895 pkt_fwd_config_display(&cur_fwd_config); 1896 rxtx_config_display(); 1897 1898 fwd_stats_reset(); 1899 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1900 pt_id = fwd_ports_ids[i]; 1901 port = &ports[pt_id]; 1902 map_port_queue_stats_mapping_registers(pt_id, port); 1903 } 1904 if (with_tx_first) { 1905 port_fwd_begin = tx_only_engine.port_fwd_begin; 1906 if (port_fwd_begin != NULL) { 1907 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1908 (*port_fwd_begin)(fwd_ports_ids[i]); 1909 } 1910 while (with_tx_first--) { 1911 launch_packet_forwarding( 1912 run_one_txonly_burst_on_core); 1913 rte_eal_mp_wait_lcore(); 1914 } 1915 port_fwd_end = tx_only_engine.port_fwd_end; 1916 if (port_fwd_end != NULL) { 1917 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1918 (*port_fwd_end)(fwd_ports_ids[i]); 1919 } 1920 } 1921 launch_packet_forwarding(start_pkt_forward_on_core); 1922 } 1923 1924 void 1925 stop_packet_forwarding(void) 1926 { 1927 port_fwd_end_t port_fwd_end; 1928 lcoreid_t lc_id; 1929 portid_t pt_id; 1930 int i; 1931 1932 if (test_done) { 1933 printf("Packet forwarding not started\n"); 1934 return; 1935 } 1936 printf("Telling cores to stop..."); 1937 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1938 fwd_lcores[lc_id]->stopped = 1; 1939 printf("\nWaiting for lcores to finish...\n"); 1940 rte_eal_mp_wait_lcore(); 1941 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1942 if (port_fwd_end != NULL) { 1943 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1944 pt_id = fwd_ports_ids[i]; 1945 (*port_fwd_end)(pt_id); 1946 } 1947 } 1948 1949 fwd_stats_display(); 1950 1951 printf("\nDone.\n"); 1952 test_done = 1; 1953 } 1954 1955 void 1956 dev_set_link_up(portid_t pid) 1957 { 1958 if (rte_eth_dev_set_link_up(pid) < 0) 1959 printf("\nSet link up fail.\n"); 1960 } 1961 1962 void 1963 dev_set_link_down(portid_t pid) 1964 { 1965 if (rte_eth_dev_set_link_down(pid) < 0) 1966 printf("\nSet link down fail.\n"); 1967 } 1968 1969 static int 1970 all_ports_started(void) 1971 { 1972 portid_t pi; 1973 struct rte_port *port; 1974 1975 RTE_ETH_FOREACH_DEV(pi) { 1976 port = &ports[pi]; 1977 /* Check if there is a port which is not started */ 1978 if ((port->port_status != RTE_PORT_STARTED) && 1979 (port->slave_flag == 0)) 1980 return 0; 1981 } 1982 1983 /* No port is not started */ 1984 return 1; 1985 } 1986 1987 int 1988 port_is_stopped(portid_t port_id) 1989 { 1990 struct rte_port *port = &ports[port_id]; 1991 1992 if ((port->port_status != RTE_PORT_STOPPED) && 1993 (port->slave_flag == 0)) 1994 return 0; 1995 return 1; 1996 } 1997 1998 int 1999 all_ports_stopped(void) 2000 { 2001 portid_t pi; 2002 2003 RTE_ETH_FOREACH_DEV(pi) { 2004 if (!port_is_stopped(pi)) 2005 return 0; 2006 } 2007 2008 return 1; 2009 } 2010 2011 int 2012 port_is_started(portid_t port_id) 2013 { 2014 if (port_id_is_invalid(port_id, ENABLED_WARN)) 2015 return 0; 2016 2017 if (ports[port_id].port_status != RTE_PORT_STARTED) 2018 return 0; 2019 2020 return 1; 2021 } 2022 2023 int 2024 start_port(portid_t pid) 2025 { 2026 int diag, need_check_link_status = -1; 2027 portid_t pi; 2028 queueid_t qi; 2029 struct rte_port *port; 2030 struct rte_ether_addr mac_addr; 2031 2032 if (port_id_is_invalid(pid, ENABLED_WARN)) 2033 return 0; 2034 2035 if(dcb_config) 2036 dcb_test = 1; 2037 RTE_ETH_FOREACH_DEV(pi) { 2038 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2039 continue; 2040 2041 need_check_link_status = 0; 2042 port = &ports[pi]; 2043 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 2044 RTE_PORT_HANDLING) == 0) { 2045 printf("Port %d is now not stopped\n", pi); 2046 continue; 2047 } 2048 2049 if (port->need_reconfig > 0) { 2050 port->need_reconfig = 0; 2051 2052 if (flow_isolate_all) { 2053 int ret = port_flow_isolate(pi, 1); 2054 if (ret) { 2055 printf("Failed to apply isolated" 2056 " mode on port %d\n", pi); 2057 return -1; 2058 } 2059 } 2060 configure_rxtx_dump_callbacks(0); 2061 printf("Configuring Port %d (socket %u)\n", pi, 2062 port->socket_id); 2063 /* configure port */ 2064 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 2065 &(port->dev_conf)); 2066 if (diag != 0) { 2067 if (rte_atomic16_cmpset(&(port->port_status), 2068 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2069 printf("Port %d can not be set back " 2070 "to stopped\n", pi); 2071 printf("Fail to configure port %d\n", pi); 2072 /* try to reconfigure port next time */ 2073 port->need_reconfig = 1; 2074 return -1; 2075 } 2076 } 2077 if (port->need_reconfig_queues > 0) { 2078 port->need_reconfig_queues = 0; 2079 /* setup tx queues */ 2080 for (qi = 0; qi < nb_txq; qi++) { 2081 if ((numa_support) && 2082 (txring_numa[pi] != NUMA_NO_CONFIG)) 2083 diag = rte_eth_tx_queue_setup(pi, qi, 2084 port->nb_tx_desc[qi], 2085 txring_numa[pi], 2086 &(port->tx_conf[qi])); 2087 else 2088 diag = rte_eth_tx_queue_setup(pi, qi, 2089 port->nb_tx_desc[qi], 2090 port->socket_id, 2091 &(port->tx_conf[qi])); 2092 2093 if (diag == 0) 2094 continue; 2095 2096 /* Fail to setup tx queue, return */ 2097 if (rte_atomic16_cmpset(&(port->port_status), 2098 RTE_PORT_HANDLING, 2099 RTE_PORT_STOPPED) == 0) 2100 printf("Port %d can not be set back " 2101 "to stopped\n", pi); 2102 printf("Fail to configure port %d tx queues\n", 2103 pi); 2104 /* try to reconfigure queues next time */ 2105 port->need_reconfig_queues = 1; 2106 return -1; 2107 } 2108 for (qi = 0; qi < nb_rxq; qi++) { 2109 /* setup rx queues */ 2110 if ((numa_support) && 2111 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 2112 struct rte_mempool * mp = 2113 mbuf_pool_find(rxring_numa[pi]); 2114 if (mp == NULL) { 2115 printf("Failed to setup RX queue:" 2116 "No mempool allocation" 2117 " on the socket %d\n", 2118 rxring_numa[pi]); 2119 return -1; 2120 } 2121 2122 diag = rte_eth_rx_queue_setup(pi, qi, 2123 port->nb_rx_desc[qi], 2124 rxring_numa[pi], 2125 &(port->rx_conf[qi]), 2126 mp); 2127 } else { 2128 struct rte_mempool *mp = 2129 mbuf_pool_find(port->socket_id); 2130 if (mp == NULL) { 2131 printf("Failed to setup RX queue:" 2132 "No mempool allocation" 2133 " on the socket %d\n", 2134 port->socket_id); 2135 return -1; 2136 } 2137 diag = rte_eth_rx_queue_setup(pi, qi, 2138 port->nb_rx_desc[qi], 2139 port->socket_id, 2140 &(port->rx_conf[qi]), 2141 mp); 2142 } 2143 if (diag == 0) 2144 continue; 2145 2146 /* Fail to setup rx queue, return */ 2147 if (rte_atomic16_cmpset(&(port->port_status), 2148 RTE_PORT_HANDLING, 2149 RTE_PORT_STOPPED) == 0) 2150 printf("Port %d can not be set back " 2151 "to stopped\n", pi); 2152 printf("Fail to configure port %d rx queues\n", 2153 pi); 2154 /* try to reconfigure queues next time */ 2155 port->need_reconfig_queues = 1; 2156 return -1; 2157 } 2158 } 2159 configure_rxtx_dump_callbacks(verbose_level); 2160 /* start port */ 2161 if (rte_eth_dev_start(pi) < 0) { 2162 printf("Fail to start port %d\n", pi); 2163 2164 /* Fail to setup rx queue, return */ 2165 if (rte_atomic16_cmpset(&(port->port_status), 2166 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2167 printf("Port %d can not be set back to " 2168 "stopped\n", pi); 2169 continue; 2170 } 2171 2172 if (rte_atomic16_cmpset(&(port->port_status), 2173 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 2174 printf("Port %d can not be set into started\n", pi); 2175 2176 if (eth_macaddr_get_print_err(pi, &mac_addr) == 0) 2177 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 2178 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 2179 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 2180 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 2181 2182 /* at least one port started, need checking link status */ 2183 need_check_link_status = 1; 2184 } 2185 2186 if (need_check_link_status == 1 && !no_link_check) 2187 check_all_ports_link_status(RTE_PORT_ALL); 2188 else if (need_check_link_status == 0) 2189 printf("Please stop the ports first\n"); 2190 2191 printf("Done\n"); 2192 return 0; 2193 } 2194 2195 void 2196 stop_port(portid_t pid) 2197 { 2198 portid_t pi; 2199 struct rte_port *port; 2200 int need_check_link_status = 0; 2201 2202 if (dcb_test) { 2203 dcb_test = 0; 2204 dcb_config = 0; 2205 } 2206 2207 if (port_id_is_invalid(pid, ENABLED_WARN)) 2208 return; 2209 2210 printf("Stopping ports...\n"); 2211 2212 RTE_ETH_FOREACH_DEV(pi) { 2213 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2214 continue; 2215 2216 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2217 printf("Please remove port %d from forwarding configuration.\n", pi); 2218 continue; 2219 } 2220 2221 if (port_is_bonding_slave(pi)) { 2222 printf("Please remove port %d from bonded device.\n", pi); 2223 continue; 2224 } 2225 2226 port = &ports[pi]; 2227 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 2228 RTE_PORT_HANDLING) == 0) 2229 continue; 2230 2231 rte_eth_dev_stop(pi); 2232 2233 if (rte_atomic16_cmpset(&(port->port_status), 2234 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2235 printf("Port %d can not be set into stopped\n", pi); 2236 need_check_link_status = 1; 2237 } 2238 if (need_check_link_status && !no_link_check) 2239 check_all_ports_link_status(RTE_PORT_ALL); 2240 2241 printf("Done\n"); 2242 } 2243 2244 static void 2245 remove_invalid_ports_in(portid_t *array, portid_t *total) 2246 { 2247 portid_t i; 2248 portid_t new_total = 0; 2249 2250 for (i = 0; i < *total; i++) 2251 if (!port_id_is_invalid(array[i], DISABLED_WARN)) { 2252 array[new_total] = array[i]; 2253 new_total++; 2254 } 2255 *total = new_total; 2256 } 2257 2258 static void 2259 remove_invalid_ports(void) 2260 { 2261 remove_invalid_ports_in(ports_ids, &nb_ports); 2262 remove_invalid_ports_in(fwd_ports_ids, &nb_fwd_ports); 2263 nb_cfg_ports = nb_fwd_ports; 2264 } 2265 2266 void 2267 close_port(portid_t pid) 2268 { 2269 portid_t pi; 2270 struct rte_port *port; 2271 2272 if (port_id_is_invalid(pid, ENABLED_WARN)) 2273 return; 2274 2275 printf("Closing ports...\n"); 2276 2277 RTE_ETH_FOREACH_DEV(pi) { 2278 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2279 continue; 2280 2281 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2282 printf("Please remove port %d from forwarding configuration.\n", pi); 2283 continue; 2284 } 2285 2286 if (port_is_bonding_slave(pi)) { 2287 printf("Please remove port %d from bonded device.\n", pi); 2288 continue; 2289 } 2290 2291 port = &ports[pi]; 2292 if (rte_atomic16_cmpset(&(port->port_status), 2293 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 2294 printf("Port %d is already closed\n", pi); 2295 continue; 2296 } 2297 2298 if (rte_atomic16_cmpset(&(port->port_status), 2299 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 2300 printf("Port %d is now not stopped\n", pi); 2301 continue; 2302 } 2303 2304 if (port->flow_list) 2305 port_flow_flush(pi); 2306 rte_eth_dev_close(pi); 2307 2308 remove_invalid_ports(); 2309 2310 if (rte_atomic16_cmpset(&(port->port_status), 2311 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 2312 printf("Port %d cannot be set to closed\n", pi); 2313 } 2314 2315 printf("Done\n"); 2316 } 2317 2318 void 2319 reset_port(portid_t pid) 2320 { 2321 int diag; 2322 portid_t pi; 2323 struct rte_port *port; 2324 2325 if (port_id_is_invalid(pid, ENABLED_WARN)) 2326 return; 2327 2328 if ((pid == (portid_t)RTE_PORT_ALL && !all_ports_stopped()) || 2329 (pid != (portid_t)RTE_PORT_ALL && !port_is_stopped(pid))) { 2330 printf("Can not reset port(s), please stop port(s) first.\n"); 2331 return; 2332 } 2333 2334 printf("Resetting ports...\n"); 2335 2336 RTE_ETH_FOREACH_DEV(pi) { 2337 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2338 continue; 2339 2340 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2341 printf("Please remove port %d from forwarding " 2342 "configuration.\n", pi); 2343 continue; 2344 } 2345 2346 if (port_is_bonding_slave(pi)) { 2347 printf("Please remove port %d from bonded device.\n", 2348 pi); 2349 continue; 2350 } 2351 2352 diag = rte_eth_dev_reset(pi); 2353 if (diag == 0) { 2354 port = &ports[pi]; 2355 port->need_reconfig = 1; 2356 port->need_reconfig_queues = 1; 2357 } else { 2358 printf("Failed to reset port %d. diag=%d\n", pi, diag); 2359 } 2360 } 2361 2362 printf("Done\n"); 2363 } 2364 2365 void 2366 attach_port(char *identifier) 2367 { 2368 portid_t pi; 2369 struct rte_dev_iterator iterator; 2370 2371 printf("Attaching a new port...\n"); 2372 2373 if (identifier == NULL) { 2374 printf("Invalid parameters are specified\n"); 2375 return; 2376 } 2377 2378 if (rte_dev_probe(identifier) < 0) { 2379 TESTPMD_LOG(ERR, "Failed to attach port %s\n", identifier); 2380 return; 2381 } 2382 2383 /* first attach mode: event */ 2384 if (setup_on_probe_event) { 2385 /* new ports are detected on RTE_ETH_EVENT_NEW event */ 2386 for (pi = 0; pi < RTE_MAX_ETHPORTS; pi++) 2387 if (ports[pi].port_status == RTE_PORT_HANDLING && 2388 ports[pi].need_setup != 0) 2389 setup_attached_port(pi); 2390 return; 2391 } 2392 2393 /* second attach mode: iterator */ 2394 RTE_ETH_FOREACH_MATCHING_DEV(pi, identifier, &iterator) { 2395 /* setup ports matching the devargs used for probing */ 2396 if (port_is_forwarding(pi)) 2397 continue; /* port was already attached before */ 2398 setup_attached_port(pi); 2399 } 2400 } 2401 2402 static void 2403 setup_attached_port(portid_t pi) 2404 { 2405 unsigned int socket_id; 2406 int ret; 2407 2408 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 2409 /* if socket_id is invalid, set to the first available socket. */ 2410 if (check_socket_id(socket_id) < 0) 2411 socket_id = socket_ids[0]; 2412 reconfig(pi, socket_id); 2413 ret = rte_eth_promiscuous_enable(pi); 2414 if (ret != 0) 2415 printf("Error during enabling promiscuous mode for port %u: %s - ignore\n", 2416 pi, rte_strerror(-ret)); 2417 2418 ports_ids[nb_ports++] = pi; 2419 fwd_ports_ids[nb_fwd_ports++] = pi; 2420 nb_cfg_ports = nb_fwd_ports; 2421 ports[pi].need_setup = 0; 2422 ports[pi].port_status = RTE_PORT_STOPPED; 2423 2424 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 2425 printf("Done\n"); 2426 } 2427 2428 void 2429 detach_port_device(portid_t port_id) 2430 { 2431 struct rte_device *dev; 2432 portid_t sibling; 2433 2434 printf("Removing a device...\n"); 2435 2436 dev = rte_eth_devices[port_id].device; 2437 if (dev == NULL) { 2438 printf("Device already removed\n"); 2439 return; 2440 } 2441 2442 if (ports[port_id].port_status != RTE_PORT_CLOSED) { 2443 if (ports[port_id].port_status != RTE_PORT_STOPPED) { 2444 printf("Port not stopped\n"); 2445 return; 2446 } 2447 printf("Port was not closed\n"); 2448 if (ports[port_id].flow_list) 2449 port_flow_flush(port_id); 2450 } 2451 2452 if (rte_dev_remove(dev) < 0) { 2453 TESTPMD_LOG(ERR, "Failed to detach device %s\n", dev->name); 2454 return; 2455 } 2456 RTE_ETH_FOREACH_DEV_OF(sibling, dev) { 2457 /* reset mapping between old ports and removed device */ 2458 rte_eth_devices[sibling].device = NULL; 2459 if (ports[sibling].port_status != RTE_PORT_CLOSED) { 2460 /* sibling ports are forced to be closed */ 2461 ports[sibling].port_status = RTE_PORT_CLOSED; 2462 printf("Port %u is closed\n", sibling); 2463 } 2464 } 2465 2466 remove_invalid_ports(); 2467 2468 printf("Device of port %u is detached\n", port_id); 2469 printf("Now total ports is %d\n", nb_ports); 2470 printf("Done\n"); 2471 return; 2472 } 2473 2474 void 2475 detach_device(char *identifier) 2476 { 2477 struct rte_dev_iterator iterator; 2478 struct rte_devargs da; 2479 portid_t port_id; 2480 2481 printf("Removing a device...\n"); 2482 2483 memset(&da, 0, sizeof(da)); 2484 if (rte_devargs_parsef(&da, "%s", identifier)) { 2485 printf("cannot parse identifier\n"); 2486 if (da.args) 2487 free(da.args); 2488 return; 2489 } 2490 2491 RTE_ETH_FOREACH_MATCHING_DEV(port_id, identifier, &iterator) { 2492 if (ports[port_id].port_status != RTE_PORT_CLOSED) { 2493 if (ports[port_id].port_status != RTE_PORT_STOPPED) { 2494 printf("Port %u not stopped\n", port_id); 2495 return; 2496 } 2497 2498 /* sibling ports are forced to be closed */ 2499 if (ports[port_id].flow_list) 2500 port_flow_flush(port_id); 2501 ports[port_id].port_status = RTE_PORT_CLOSED; 2502 printf("Port %u is now closed\n", port_id); 2503 } 2504 } 2505 2506 if (rte_eal_hotplug_remove(da.bus->name, da.name) != 0) { 2507 TESTPMD_LOG(ERR, "Failed to detach device %s(%s)\n", 2508 da.name, da.bus->name); 2509 return; 2510 } 2511 2512 remove_invalid_ports(); 2513 2514 printf("Device %s is detached\n", identifier); 2515 printf("Now total ports is %d\n", nb_ports); 2516 printf("Done\n"); 2517 } 2518 2519 void 2520 pmd_test_exit(void) 2521 { 2522 portid_t pt_id; 2523 int ret; 2524 int i; 2525 2526 if (test_done == 0) 2527 stop_packet_forwarding(); 2528 2529 for (i = 0 ; i < RTE_MAX_NUMA_NODES ; i++) { 2530 if (mempools[i]) { 2531 if (mp_alloc_type == MP_ALLOC_ANON) 2532 rte_mempool_mem_iter(mempools[i], dma_unmap_cb, 2533 NULL); 2534 } 2535 } 2536 if (ports != NULL) { 2537 no_link_check = 1; 2538 RTE_ETH_FOREACH_DEV(pt_id) { 2539 printf("\nStopping port %d...\n", pt_id); 2540 fflush(stdout); 2541 stop_port(pt_id); 2542 } 2543 RTE_ETH_FOREACH_DEV(pt_id) { 2544 printf("\nShutting down port %d...\n", pt_id); 2545 fflush(stdout); 2546 close_port(pt_id); 2547 } 2548 } 2549 2550 if (hot_plug) { 2551 ret = rte_dev_event_monitor_stop(); 2552 if (ret) { 2553 RTE_LOG(ERR, EAL, 2554 "fail to stop device event monitor."); 2555 return; 2556 } 2557 2558 ret = rte_dev_event_callback_unregister(NULL, 2559 dev_event_callback, NULL); 2560 if (ret < 0) { 2561 RTE_LOG(ERR, EAL, 2562 "fail to unregister device event callback.\n"); 2563 return; 2564 } 2565 2566 ret = rte_dev_hotplug_handle_disable(); 2567 if (ret) { 2568 RTE_LOG(ERR, EAL, 2569 "fail to disable hotplug handling.\n"); 2570 return; 2571 } 2572 } 2573 for (i = 0 ; i < RTE_MAX_NUMA_NODES ; i++) { 2574 if (mempools[i]) 2575 rte_mempool_free(mempools[i]); 2576 } 2577 2578 printf("\nBye...\n"); 2579 } 2580 2581 typedef void (*cmd_func_t)(void); 2582 struct pmd_test_command { 2583 const char *cmd_name; 2584 cmd_func_t cmd_func; 2585 }; 2586 2587 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 2588 2589 /* Check the link status of all ports in up to 9s, and print them finally */ 2590 static void 2591 check_all_ports_link_status(uint32_t port_mask) 2592 { 2593 #define CHECK_INTERVAL 100 /* 100ms */ 2594 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 2595 portid_t portid; 2596 uint8_t count, all_ports_up, print_flag = 0; 2597 struct rte_eth_link link; 2598 int ret; 2599 2600 printf("Checking link statuses...\n"); 2601 fflush(stdout); 2602 for (count = 0; count <= MAX_CHECK_TIME; count++) { 2603 all_ports_up = 1; 2604 RTE_ETH_FOREACH_DEV(portid) { 2605 if ((port_mask & (1 << portid)) == 0) 2606 continue; 2607 memset(&link, 0, sizeof(link)); 2608 ret = rte_eth_link_get_nowait(portid, &link); 2609 if (ret < 0) { 2610 all_ports_up = 0; 2611 if (print_flag == 1) 2612 printf("Port %u link get failed: %s\n", 2613 portid, rte_strerror(-ret)); 2614 continue; 2615 } 2616 /* print link status if flag set */ 2617 if (print_flag == 1) { 2618 if (link.link_status) 2619 printf( 2620 "Port%d Link Up. speed %u Mbps- %s\n", 2621 portid, link.link_speed, 2622 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 2623 ("full-duplex") : ("half-duplex\n")); 2624 else 2625 printf("Port %d Link Down\n", portid); 2626 continue; 2627 } 2628 /* clear all_ports_up flag if any link down */ 2629 if (link.link_status == ETH_LINK_DOWN) { 2630 all_ports_up = 0; 2631 break; 2632 } 2633 } 2634 /* after finally printing all link status, get out */ 2635 if (print_flag == 1) 2636 break; 2637 2638 if (all_ports_up == 0) { 2639 fflush(stdout); 2640 rte_delay_ms(CHECK_INTERVAL); 2641 } 2642 2643 /* set the print_flag if all ports up or timeout */ 2644 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 2645 print_flag = 1; 2646 } 2647 2648 if (lsc_interrupt) 2649 break; 2650 } 2651 } 2652 2653 /* 2654 * This callback is for remove a port for a device. It has limitation because 2655 * it is not for multiple port removal for a device. 2656 * TODO: the device detach invoke will plan to be removed from user side to 2657 * eal. And convert all PMDs to free port resources on ether device closing. 2658 */ 2659 static void 2660 rmv_port_callback(void *arg) 2661 { 2662 int need_to_start = 0; 2663 int org_no_link_check = no_link_check; 2664 portid_t port_id = (intptr_t)arg; 2665 2666 RTE_ETH_VALID_PORTID_OR_RET(port_id); 2667 2668 if (!test_done && port_is_forwarding(port_id)) { 2669 need_to_start = 1; 2670 stop_packet_forwarding(); 2671 } 2672 no_link_check = 1; 2673 stop_port(port_id); 2674 no_link_check = org_no_link_check; 2675 close_port(port_id); 2676 detach_port_device(port_id); 2677 if (need_to_start) 2678 start_packet_forwarding(0); 2679 } 2680 2681 /* This function is used by the interrupt thread */ 2682 static int 2683 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 2684 void *ret_param) 2685 { 2686 RTE_SET_USED(param); 2687 RTE_SET_USED(ret_param); 2688 2689 if (type >= RTE_ETH_EVENT_MAX) { 2690 fprintf(stderr, "\nPort %" PRIu16 ": %s called upon invalid event %d\n", 2691 port_id, __func__, type); 2692 fflush(stderr); 2693 } else if (event_print_mask & (UINT32_C(1) << type)) { 2694 printf("\nPort %" PRIu16 ": %s event\n", port_id, 2695 eth_event_desc[type]); 2696 fflush(stdout); 2697 } 2698 2699 switch (type) { 2700 case RTE_ETH_EVENT_NEW: 2701 ports[port_id].need_setup = 1; 2702 ports[port_id].port_status = RTE_PORT_HANDLING; 2703 break; 2704 case RTE_ETH_EVENT_INTR_RMV: 2705 if (port_id_is_invalid(port_id, DISABLED_WARN)) 2706 break; 2707 if (rte_eal_alarm_set(100000, 2708 rmv_port_callback, (void *)(intptr_t)port_id)) 2709 fprintf(stderr, "Could not set up deferred device removal\n"); 2710 break; 2711 default: 2712 break; 2713 } 2714 return 0; 2715 } 2716 2717 static int 2718 register_eth_event_callback(void) 2719 { 2720 int ret; 2721 enum rte_eth_event_type event; 2722 2723 for (event = RTE_ETH_EVENT_UNKNOWN; 2724 event < RTE_ETH_EVENT_MAX; event++) { 2725 ret = rte_eth_dev_callback_register(RTE_ETH_ALL, 2726 event, 2727 eth_event_callback, 2728 NULL); 2729 if (ret != 0) { 2730 TESTPMD_LOG(ERR, "Failed to register callback for " 2731 "%s event\n", eth_event_desc[event]); 2732 return -1; 2733 } 2734 } 2735 2736 return 0; 2737 } 2738 2739 /* This function is used by the interrupt thread */ 2740 static void 2741 dev_event_callback(const char *device_name, enum rte_dev_event_type type, 2742 __rte_unused void *arg) 2743 { 2744 uint16_t port_id; 2745 int ret; 2746 2747 if (type >= RTE_DEV_EVENT_MAX) { 2748 fprintf(stderr, "%s called upon invalid event %d\n", 2749 __func__, type); 2750 fflush(stderr); 2751 } 2752 2753 switch (type) { 2754 case RTE_DEV_EVENT_REMOVE: 2755 RTE_LOG(DEBUG, EAL, "The device: %s has been removed!\n", 2756 device_name); 2757 ret = rte_eth_dev_get_port_by_name(device_name, &port_id); 2758 if (ret) { 2759 RTE_LOG(ERR, EAL, "can not get port by device %s!\n", 2760 device_name); 2761 return; 2762 } 2763 /* 2764 * Because the user's callback is invoked in eal interrupt 2765 * callback, the interrupt callback need to be finished before 2766 * it can be unregistered when detaching device. So finish 2767 * callback soon and use a deferred removal to detach device 2768 * is need. It is a workaround, once the device detaching be 2769 * moved into the eal in the future, the deferred removal could 2770 * be deleted. 2771 */ 2772 if (rte_eal_alarm_set(100000, 2773 rmv_port_callback, (void *)(intptr_t)port_id)) 2774 RTE_LOG(ERR, EAL, 2775 "Could not set up deferred device removal\n"); 2776 break; 2777 case RTE_DEV_EVENT_ADD: 2778 RTE_LOG(ERR, EAL, "The device: %s has been added!\n", 2779 device_name); 2780 /* TODO: After finish kernel driver binding, 2781 * begin to attach port. 2782 */ 2783 break; 2784 default: 2785 break; 2786 } 2787 } 2788 2789 static int 2790 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2791 { 2792 uint16_t i; 2793 int diag; 2794 uint8_t mapping_found = 0; 2795 2796 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 2797 if ((tx_queue_stats_mappings[i].port_id == port_id) && 2798 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 2799 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 2800 tx_queue_stats_mappings[i].queue_id, 2801 tx_queue_stats_mappings[i].stats_counter_id); 2802 if (diag != 0) 2803 return diag; 2804 mapping_found = 1; 2805 } 2806 } 2807 if (mapping_found) 2808 port->tx_queue_stats_mapping_enabled = 1; 2809 return 0; 2810 } 2811 2812 static int 2813 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2814 { 2815 uint16_t i; 2816 int diag; 2817 uint8_t mapping_found = 0; 2818 2819 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 2820 if ((rx_queue_stats_mappings[i].port_id == port_id) && 2821 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 2822 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 2823 rx_queue_stats_mappings[i].queue_id, 2824 rx_queue_stats_mappings[i].stats_counter_id); 2825 if (diag != 0) 2826 return diag; 2827 mapping_found = 1; 2828 } 2829 } 2830 if (mapping_found) 2831 port->rx_queue_stats_mapping_enabled = 1; 2832 return 0; 2833 } 2834 2835 static void 2836 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port) 2837 { 2838 int diag = 0; 2839 2840 diag = set_tx_queue_stats_mapping_registers(pi, port); 2841 if (diag != 0) { 2842 if (diag == -ENOTSUP) { 2843 port->tx_queue_stats_mapping_enabled = 0; 2844 printf("TX queue stats mapping not supported port id=%d\n", pi); 2845 } 2846 else 2847 rte_exit(EXIT_FAILURE, 2848 "set_tx_queue_stats_mapping_registers " 2849 "failed for port id=%d diag=%d\n", 2850 pi, diag); 2851 } 2852 2853 diag = set_rx_queue_stats_mapping_registers(pi, port); 2854 if (diag != 0) { 2855 if (diag == -ENOTSUP) { 2856 port->rx_queue_stats_mapping_enabled = 0; 2857 printf("RX queue stats mapping not supported port id=%d\n", pi); 2858 } 2859 else 2860 rte_exit(EXIT_FAILURE, 2861 "set_rx_queue_stats_mapping_registers " 2862 "failed for port id=%d diag=%d\n", 2863 pi, diag); 2864 } 2865 } 2866 2867 static void 2868 rxtx_port_config(struct rte_port *port) 2869 { 2870 uint16_t qid; 2871 uint64_t offloads; 2872 2873 for (qid = 0; qid < nb_rxq; qid++) { 2874 offloads = port->rx_conf[qid].offloads; 2875 port->rx_conf[qid] = port->dev_info.default_rxconf; 2876 if (offloads != 0) 2877 port->rx_conf[qid].offloads = offloads; 2878 2879 /* Check if any Rx parameters have been passed */ 2880 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2881 port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh; 2882 2883 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2884 port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh; 2885 2886 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2887 port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh; 2888 2889 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2890 port->rx_conf[qid].rx_free_thresh = rx_free_thresh; 2891 2892 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2893 port->rx_conf[qid].rx_drop_en = rx_drop_en; 2894 2895 port->nb_rx_desc[qid] = nb_rxd; 2896 } 2897 2898 for (qid = 0; qid < nb_txq; qid++) { 2899 offloads = port->tx_conf[qid].offloads; 2900 port->tx_conf[qid] = port->dev_info.default_txconf; 2901 if (offloads != 0) 2902 port->tx_conf[qid].offloads = offloads; 2903 2904 /* Check if any Tx parameters have been passed */ 2905 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2906 port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh; 2907 2908 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2909 port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh; 2910 2911 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2912 port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh; 2913 2914 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2915 port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh; 2916 2917 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2918 port->tx_conf[qid].tx_free_thresh = tx_free_thresh; 2919 2920 port->nb_tx_desc[qid] = nb_txd; 2921 } 2922 } 2923 2924 void 2925 init_port_config(void) 2926 { 2927 portid_t pid; 2928 struct rte_port *port; 2929 int ret; 2930 2931 RTE_ETH_FOREACH_DEV(pid) { 2932 port = &ports[pid]; 2933 port->dev_conf.fdir_conf = fdir_conf; 2934 2935 ret = eth_dev_info_get_print_err(pid, &port->dev_info); 2936 if (ret != 0) 2937 return; 2938 2939 if (nb_rxq > 1) { 2940 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2941 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 2942 rss_hf & port->dev_info.flow_type_rss_offloads; 2943 } else { 2944 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2945 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2946 } 2947 2948 if (port->dcb_flag == 0) { 2949 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2950 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2951 else 2952 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2953 } 2954 2955 rxtx_port_config(port); 2956 2957 ret = eth_macaddr_get_print_err(pid, &port->eth_addr); 2958 if (ret != 0) 2959 return; 2960 2961 map_port_queue_stats_mapping_registers(pid, port); 2962 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2963 rte_pmd_ixgbe_bypass_init(pid); 2964 #endif 2965 2966 if (lsc_interrupt && 2967 (rte_eth_devices[pid].data->dev_flags & 2968 RTE_ETH_DEV_INTR_LSC)) 2969 port->dev_conf.intr_conf.lsc = 1; 2970 if (rmv_interrupt && 2971 (rte_eth_devices[pid].data->dev_flags & 2972 RTE_ETH_DEV_INTR_RMV)) 2973 port->dev_conf.intr_conf.rmv = 1; 2974 } 2975 } 2976 2977 void set_port_slave_flag(portid_t slave_pid) 2978 { 2979 struct rte_port *port; 2980 2981 port = &ports[slave_pid]; 2982 port->slave_flag = 1; 2983 } 2984 2985 void clear_port_slave_flag(portid_t slave_pid) 2986 { 2987 struct rte_port *port; 2988 2989 port = &ports[slave_pid]; 2990 port->slave_flag = 0; 2991 } 2992 2993 uint8_t port_is_bonding_slave(portid_t slave_pid) 2994 { 2995 struct rte_port *port; 2996 2997 port = &ports[slave_pid]; 2998 if ((rte_eth_devices[slave_pid].data->dev_flags & 2999 RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1)) 3000 return 1; 3001 return 0; 3002 } 3003 3004 const uint16_t vlan_tags[] = { 3005 0, 1, 2, 3, 4, 5, 6, 7, 3006 8, 9, 10, 11, 12, 13, 14, 15, 3007 16, 17, 18, 19, 20, 21, 22, 23, 3008 24, 25, 26, 27, 28, 29, 30, 31 3009 }; 3010 3011 static int 3012 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf, 3013 enum dcb_mode_enable dcb_mode, 3014 enum rte_eth_nb_tcs num_tcs, 3015 uint8_t pfc_en) 3016 { 3017 uint8_t i; 3018 int32_t rc; 3019 struct rte_eth_rss_conf rss_conf; 3020 3021 /* 3022 * Builds up the correct configuration for dcb+vt based on the vlan tags array 3023 * given above, and the number of traffic classes available for use. 3024 */ 3025 if (dcb_mode == DCB_VT_ENABLED) { 3026 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 3027 ð_conf->rx_adv_conf.vmdq_dcb_conf; 3028 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 3029 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 3030 3031 /* VMDQ+DCB RX and TX configurations */ 3032 vmdq_rx_conf->enable_default_pool = 0; 3033 vmdq_rx_conf->default_pool = 0; 3034 vmdq_rx_conf->nb_queue_pools = 3035 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 3036 vmdq_tx_conf->nb_queue_pools = 3037 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 3038 3039 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 3040 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 3041 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 3042 vmdq_rx_conf->pool_map[i].pools = 3043 1 << (i % vmdq_rx_conf->nb_queue_pools); 3044 } 3045 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 3046 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 3047 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 3048 } 3049 3050 /* set DCB mode of RX and TX of multiple queues */ 3051 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 3052 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 3053 } else { 3054 struct rte_eth_dcb_rx_conf *rx_conf = 3055 ð_conf->rx_adv_conf.dcb_rx_conf; 3056 struct rte_eth_dcb_tx_conf *tx_conf = 3057 ð_conf->tx_adv_conf.dcb_tx_conf; 3058 3059 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf); 3060 if (rc != 0) 3061 return rc; 3062 3063 rx_conf->nb_tcs = num_tcs; 3064 tx_conf->nb_tcs = num_tcs; 3065 3066 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 3067 rx_conf->dcb_tc[i] = i % num_tcs; 3068 tx_conf->dcb_tc[i] = i % num_tcs; 3069 } 3070 3071 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 3072 eth_conf->rx_adv_conf.rss_conf = rss_conf; 3073 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 3074 } 3075 3076 if (pfc_en) 3077 eth_conf->dcb_capability_en = 3078 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 3079 else 3080 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 3081 3082 return 0; 3083 } 3084 3085 int 3086 init_port_dcb_config(portid_t pid, 3087 enum dcb_mode_enable dcb_mode, 3088 enum rte_eth_nb_tcs num_tcs, 3089 uint8_t pfc_en) 3090 { 3091 struct rte_eth_conf port_conf; 3092 struct rte_port *rte_port; 3093 int retval; 3094 uint16_t i; 3095 3096 rte_port = &ports[pid]; 3097 3098 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 3099 /* Enter DCB configuration status */ 3100 dcb_config = 1; 3101 3102 port_conf.rxmode = rte_port->dev_conf.rxmode; 3103 port_conf.txmode = rte_port->dev_conf.txmode; 3104 3105 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 3106 retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en); 3107 if (retval < 0) 3108 return retval; 3109 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 3110 3111 /* re-configure the device . */ 3112 retval = rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf); 3113 if (retval < 0) 3114 return retval; 3115 3116 retval = eth_dev_info_get_print_err(pid, &rte_port->dev_info); 3117 if (retval != 0) 3118 return retval; 3119 3120 /* If dev_info.vmdq_pool_base is greater than 0, 3121 * the queue id of vmdq pools is started after pf queues. 3122 */ 3123 if (dcb_mode == DCB_VT_ENABLED && 3124 rte_port->dev_info.vmdq_pool_base > 0) { 3125 printf("VMDQ_DCB multi-queue mode is nonsensical" 3126 " for port %d.", pid); 3127 return -1; 3128 } 3129 3130 /* Assume the ports in testpmd have the same dcb capability 3131 * and has the same number of rxq and txq in dcb mode 3132 */ 3133 if (dcb_mode == DCB_VT_ENABLED) { 3134 if (rte_port->dev_info.max_vfs > 0) { 3135 nb_rxq = rte_port->dev_info.nb_rx_queues; 3136 nb_txq = rte_port->dev_info.nb_tx_queues; 3137 } else { 3138 nb_rxq = rte_port->dev_info.max_rx_queues; 3139 nb_txq = rte_port->dev_info.max_tx_queues; 3140 } 3141 } else { 3142 /*if vt is disabled, use all pf queues */ 3143 if (rte_port->dev_info.vmdq_pool_base == 0) { 3144 nb_rxq = rte_port->dev_info.max_rx_queues; 3145 nb_txq = rte_port->dev_info.max_tx_queues; 3146 } else { 3147 nb_rxq = (queueid_t)num_tcs; 3148 nb_txq = (queueid_t)num_tcs; 3149 3150 } 3151 } 3152 rx_free_thresh = 64; 3153 3154 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 3155 3156 rxtx_port_config(rte_port); 3157 /* VLAN filter */ 3158 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 3159 for (i = 0; i < RTE_DIM(vlan_tags); i++) 3160 rx_vft_set(pid, vlan_tags[i], 1); 3161 3162 retval = eth_macaddr_get_print_err(pid, &rte_port->eth_addr); 3163 if (retval != 0) 3164 return retval; 3165 3166 map_port_queue_stats_mapping_registers(pid, rte_port); 3167 3168 rte_port->dcb_flag = 1; 3169 3170 return 0; 3171 } 3172 3173 static void 3174 init_port(void) 3175 { 3176 /* Configuration of Ethernet ports. */ 3177 ports = rte_zmalloc("testpmd: ports", 3178 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 3179 RTE_CACHE_LINE_SIZE); 3180 if (ports == NULL) { 3181 rte_exit(EXIT_FAILURE, 3182 "rte_zmalloc(%d struct rte_port) failed\n", 3183 RTE_MAX_ETHPORTS); 3184 } 3185 3186 /* Initialize ports NUMA structures */ 3187 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3188 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3189 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3190 } 3191 3192 static void 3193 force_quit(void) 3194 { 3195 pmd_test_exit(); 3196 prompt_exit(); 3197 } 3198 3199 static void 3200 print_stats(void) 3201 { 3202 uint8_t i; 3203 const char clr[] = { 27, '[', '2', 'J', '\0' }; 3204 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 3205 3206 /* Clear screen and move to top left */ 3207 printf("%s%s", clr, top_left); 3208 3209 printf("\nPort statistics ===================================="); 3210 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 3211 nic_stats_display(fwd_ports_ids[i]); 3212 3213 fflush(stdout); 3214 } 3215 3216 static void 3217 signal_handler(int signum) 3218 { 3219 if (signum == SIGINT || signum == SIGTERM) { 3220 printf("\nSignal %d received, preparing to exit...\n", 3221 signum); 3222 #ifdef RTE_LIBRTE_PDUMP 3223 /* uninitialize packet capture framework */ 3224 rte_pdump_uninit(); 3225 #endif 3226 #ifdef RTE_LIBRTE_LATENCY_STATS 3227 if (latencystats_enabled != 0) 3228 rte_latencystats_uninit(); 3229 #endif 3230 force_quit(); 3231 /* Set flag to indicate the force termination. */ 3232 f_quit = 1; 3233 /* exit with the expected status */ 3234 signal(signum, SIG_DFL); 3235 kill(getpid(), signum); 3236 } 3237 } 3238 3239 int 3240 main(int argc, char** argv) 3241 { 3242 int diag; 3243 portid_t port_id; 3244 uint16_t count; 3245 int ret; 3246 3247 signal(SIGINT, signal_handler); 3248 signal(SIGTERM, signal_handler); 3249 3250 testpmd_logtype = rte_log_register("testpmd"); 3251 if (testpmd_logtype < 0) 3252 rte_exit(EXIT_FAILURE, "Cannot register log type"); 3253 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 3254 3255 diag = rte_eal_init(argc, argv); 3256 if (diag < 0) 3257 rte_exit(EXIT_FAILURE, "Cannot init EAL: %s\n", 3258 rte_strerror(rte_errno)); 3259 3260 if (rte_eal_process_type() == RTE_PROC_SECONDARY) 3261 rte_exit(EXIT_FAILURE, 3262 "Secondary process type not supported.\n"); 3263 3264 ret = register_eth_event_callback(); 3265 if (ret != 0) 3266 rte_exit(EXIT_FAILURE, "Cannot register for ethdev events"); 3267 3268 #ifdef RTE_LIBRTE_PDUMP 3269 /* initialize packet capture framework */ 3270 rte_pdump_init(); 3271 #endif 3272 3273 count = 0; 3274 RTE_ETH_FOREACH_DEV(port_id) { 3275 ports_ids[count] = port_id; 3276 count++; 3277 } 3278 nb_ports = (portid_t) count; 3279 if (nb_ports == 0) 3280 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 3281 3282 /* allocate port structures, and init them */ 3283 init_port(); 3284 3285 set_def_fwd_config(); 3286 if (nb_lcores == 0) 3287 rte_exit(EXIT_FAILURE, "No cores defined for forwarding\n" 3288 "Check the core mask argument\n"); 3289 3290 /* Bitrate/latency stats disabled by default */ 3291 #ifdef RTE_LIBRTE_BITRATE 3292 bitrate_enabled = 0; 3293 #endif 3294 #ifdef RTE_LIBRTE_LATENCY_STATS 3295 latencystats_enabled = 0; 3296 #endif 3297 3298 /* on FreeBSD, mlockall() is disabled by default */ 3299 #ifdef RTE_EXEC_ENV_FREEBSD 3300 do_mlockall = 0; 3301 #else 3302 do_mlockall = 1; 3303 #endif 3304 3305 argc -= diag; 3306 argv += diag; 3307 if (argc > 1) 3308 launch_args_parse(argc, argv); 3309 3310 if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) { 3311 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 3312 strerror(errno)); 3313 } 3314 3315 if (tx_first && interactive) 3316 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 3317 "interactive mode.\n"); 3318 3319 if (tx_first && lsc_interrupt) { 3320 printf("Warning: lsc_interrupt needs to be off when " 3321 " using tx_first. Disabling.\n"); 3322 lsc_interrupt = 0; 3323 } 3324 3325 if (!nb_rxq && !nb_txq) 3326 printf("Warning: Either rx or tx queues should be non-zero\n"); 3327 3328 if (nb_rxq > 1 && nb_rxq > nb_txq) 3329 printf("Warning: nb_rxq=%d enables RSS configuration, " 3330 "but nb_txq=%d will prevent to fully test it.\n", 3331 nb_rxq, nb_txq); 3332 3333 init_config(); 3334 3335 if (hot_plug) { 3336 ret = rte_dev_hotplug_handle_enable(); 3337 if (ret) { 3338 RTE_LOG(ERR, EAL, 3339 "fail to enable hotplug handling."); 3340 return -1; 3341 } 3342 3343 ret = rte_dev_event_monitor_start(); 3344 if (ret) { 3345 RTE_LOG(ERR, EAL, 3346 "fail to start device event monitoring."); 3347 return -1; 3348 } 3349 3350 ret = rte_dev_event_callback_register(NULL, 3351 dev_event_callback, NULL); 3352 if (ret) { 3353 RTE_LOG(ERR, EAL, 3354 "fail to register device event callback\n"); 3355 return -1; 3356 } 3357 } 3358 3359 if (!no_device_start && start_port(RTE_PORT_ALL) != 0) 3360 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 3361 3362 /* set all ports to promiscuous mode by default */ 3363 RTE_ETH_FOREACH_DEV(port_id) { 3364 ret = rte_eth_promiscuous_enable(port_id); 3365 if (ret != 0) 3366 printf("Error during enabling promiscuous mode for port %u: %s - ignore\n", 3367 port_id, rte_strerror(-ret)); 3368 } 3369 3370 /* Init metrics library */ 3371 rte_metrics_init(rte_socket_id()); 3372 3373 #ifdef RTE_LIBRTE_LATENCY_STATS 3374 if (latencystats_enabled != 0) { 3375 int ret = rte_latencystats_init(1, NULL); 3376 if (ret) 3377 printf("Warning: latencystats init()" 3378 " returned error %d\n", ret); 3379 printf("Latencystats running on lcore %d\n", 3380 latencystats_lcore_id); 3381 } 3382 #endif 3383 3384 /* Setup bitrate stats */ 3385 #ifdef RTE_LIBRTE_BITRATE 3386 if (bitrate_enabled != 0) { 3387 bitrate_data = rte_stats_bitrate_create(); 3388 if (bitrate_data == NULL) 3389 rte_exit(EXIT_FAILURE, 3390 "Could not allocate bitrate data.\n"); 3391 rte_stats_bitrate_reg(bitrate_data); 3392 } 3393 #endif 3394 3395 #ifdef RTE_LIBRTE_CMDLINE 3396 if (strlen(cmdline_filename) != 0) 3397 cmdline_read_from_file(cmdline_filename); 3398 3399 if (interactive == 1) { 3400 if (auto_start) { 3401 printf("Start automatic packet forwarding\n"); 3402 start_packet_forwarding(0); 3403 } 3404 prompt(); 3405 pmd_test_exit(); 3406 } else 3407 #endif 3408 { 3409 char c; 3410 int rc; 3411 3412 f_quit = 0; 3413 3414 printf("No commandline core given, start packet forwarding\n"); 3415 start_packet_forwarding(tx_first); 3416 if (stats_period != 0) { 3417 uint64_t prev_time = 0, cur_time, diff_time = 0; 3418 uint64_t timer_period; 3419 3420 /* Convert to number of cycles */ 3421 timer_period = stats_period * rte_get_timer_hz(); 3422 3423 while (f_quit == 0) { 3424 cur_time = rte_get_timer_cycles(); 3425 diff_time += cur_time - prev_time; 3426 3427 if (diff_time >= timer_period) { 3428 print_stats(); 3429 /* Reset the timer */ 3430 diff_time = 0; 3431 } 3432 /* Sleep to avoid unnecessary checks */ 3433 prev_time = cur_time; 3434 sleep(1); 3435 } 3436 } 3437 3438 printf("Press enter to exit\n"); 3439 rc = read(0, &c, 1); 3440 pmd_test_exit(); 3441 if (rc < 0) 3442 return 1; 3443 } 3444 3445 return 0; 3446 } 3447