1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2017 Intel Corporation 3 */ 4 5 #include <stdarg.h> 6 #include <stdio.h> 7 #include <stdlib.h> 8 #include <signal.h> 9 #include <string.h> 10 #include <time.h> 11 #include <fcntl.h> 12 #include <sys/mman.h> 13 #include <sys/types.h> 14 #include <errno.h> 15 #include <stdbool.h> 16 17 #include <sys/queue.h> 18 #include <sys/stat.h> 19 20 #include <stdint.h> 21 #include <unistd.h> 22 #include <inttypes.h> 23 24 #include <rte_common.h> 25 #include <rte_errno.h> 26 #include <rte_byteorder.h> 27 #include <rte_log.h> 28 #include <rte_debug.h> 29 #include <rte_cycles.h> 30 #include <rte_malloc_heap.h> 31 #include <rte_memory.h> 32 #include <rte_memcpy.h> 33 #include <rte_launch.h> 34 #include <rte_eal.h> 35 #include <rte_alarm.h> 36 #include <rte_per_lcore.h> 37 #include <rte_lcore.h> 38 #include <rte_atomic.h> 39 #include <rte_branch_prediction.h> 40 #include <rte_mempool.h> 41 #include <rte_malloc.h> 42 #include <rte_mbuf.h> 43 #include <rte_mbuf_pool_ops.h> 44 #include <rte_interrupts.h> 45 #include <rte_pci.h> 46 #include <rte_ether.h> 47 #include <rte_ethdev.h> 48 #include <rte_dev.h> 49 #include <rte_string_fns.h> 50 #ifdef RTE_LIBRTE_IXGBE_PMD 51 #include <rte_pmd_ixgbe.h> 52 #endif 53 #ifdef RTE_LIBRTE_PDUMP 54 #include <rte_pdump.h> 55 #endif 56 #include <rte_flow.h> 57 #include <rte_metrics.h> 58 #ifdef RTE_LIBRTE_BITRATE 59 #include <rte_bitrate.h> 60 #endif 61 #ifdef RTE_LIBRTE_LATENCY_STATS 62 #include <rte_latencystats.h> 63 #endif 64 65 #include "testpmd.h" 66 67 #ifndef MAP_HUGETLB 68 /* FreeBSD may not have MAP_HUGETLB (in fact, it probably doesn't) */ 69 #define HUGE_FLAG (0x40000) 70 #else 71 #define HUGE_FLAG MAP_HUGETLB 72 #endif 73 74 #ifndef MAP_HUGE_SHIFT 75 /* older kernels (or FreeBSD) will not have this define */ 76 #define HUGE_SHIFT (26) 77 #else 78 #define HUGE_SHIFT MAP_HUGE_SHIFT 79 #endif 80 81 #define EXTMEM_HEAP_NAME "extmem" 82 83 uint16_t verbose_level = 0; /**< Silent by default. */ 84 int testpmd_logtype; /**< Log type for testpmd logs */ 85 86 /* use master core for command line ? */ 87 uint8_t interactive = 0; 88 uint8_t auto_start = 0; 89 uint8_t tx_first; 90 char cmdline_filename[PATH_MAX] = {0}; 91 92 /* 93 * NUMA support configuration. 94 * When set, the NUMA support attempts to dispatch the allocation of the 95 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 96 * probed ports among the CPU sockets 0 and 1. 97 * Otherwise, all memory is allocated from CPU socket 0. 98 */ 99 uint8_t numa_support = 1; /**< numa enabled by default */ 100 101 /* 102 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 103 * not configured. 104 */ 105 uint8_t socket_num = UMA_NO_CONFIG; 106 107 /* 108 * Select mempool allocation type: 109 * - native: use regular DPDK memory 110 * - anon: use regular DPDK memory to create mempool, but populate using 111 * anonymous memory (may not be IOVA-contiguous) 112 * - xmem: use externally allocated hugepage memory 113 */ 114 uint8_t mp_alloc_type = MP_ALLOC_NATIVE; 115 116 /* 117 * Store specified sockets on which memory pool to be used by ports 118 * is allocated. 119 */ 120 uint8_t port_numa[RTE_MAX_ETHPORTS]; 121 122 /* 123 * Store specified sockets on which RX ring to be used by ports 124 * is allocated. 125 */ 126 uint8_t rxring_numa[RTE_MAX_ETHPORTS]; 127 128 /* 129 * Store specified sockets on which TX ring to be used by ports 130 * is allocated. 131 */ 132 uint8_t txring_numa[RTE_MAX_ETHPORTS]; 133 134 /* 135 * Record the Ethernet address of peer target ports to which packets are 136 * forwarded. 137 * Must be instantiated with the ethernet addresses of peer traffic generator 138 * ports. 139 */ 140 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 141 portid_t nb_peer_eth_addrs = 0; 142 143 /* 144 * Probed Target Environment. 145 */ 146 struct rte_port *ports; /**< For all probed ethernet ports. */ 147 portid_t nb_ports; /**< Number of probed ethernet ports. */ 148 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 149 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 150 151 portid_t ports_ids[RTE_MAX_ETHPORTS]; /**< Store all port ids. */ 152 153 /* 154 * Test Forwarding Configuration. 155 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 156 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 157 */ 158 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 159 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 160 portid_t nb_cfg_ports; /**< Number of configured ports. */ 161 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 162 163 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 164 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 165 166 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 167 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 168 169 /* 170 * Forwarding engines. 171 */ 172 struct fwd_engine * fwd_engines[] = { 173 &io_fwd_engine, 174 &mac_fwd_engine, 175 &mac_swap_engine, 176 &flow_gen_engine, 177 &rx_only_engine, 178 &tx_only_engine, 179 &csum_fwd_engine, 180 &icmp_echo_engine, 181 &noisy_vnf_engine, 182 #if defined RTE_LIBRTE_PMD_SOFTNIC 183 &softnic_fwd_engine, 184 #endif 185 #ifdef RTE_LIBRTE_IEEE1588 186 &ieee1588_fwd_engine, 187 #endif 188 NULL, 189 }; 190 191 struct fwd_config cur_fwd_config; 192 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 193 uint32_t retry_enabled; 194 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 195 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 196 197 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 198 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 199 * specified on command-line. */ 200 uint16_t stats_period; /**< Period to show statistics (disabled by default) */ 201 202 /* 203 * In container, it cannot terminate the process which running with 'stats-period' 204 * option. Set flag to exit stats period loop after received SIGINT/SIGTERM. 205 */ 206 uint8_t f_quit; 207 208 /* 209 * Configuration of packet segments used by the "txonly" processing engine. 210 */ 211 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 212 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 213 TXONLY_DEF_PACKET_LEN, 214 }; 215 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 216 217 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 218 /**< Split policy for packets to TX. */ 219 220 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 221 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 222 223 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 224 uint8_t dcb_config = 0; 225 226 /* Whether the dcb is in testing status */ 227 uint8_t dcb_test = 0; 228 229 /* 230 * Configurable number of RX/TX queues. 231 */ 232 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 233 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 234 235 /* 236 * Configurable number of RX/TX ring descriptors. 237 * Defaults are supplied by drivers via ethdev. 238 */ 239 #define RTE_TEST_RX_DESC_DEFAULT 0 240 #define RTE_TEST_TX_DESC_DEFAULT 0 241 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 242 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 243 244 #define RTE_PMD_PARAM_UNSET -1 245 /* 246 * Configurable values of RX and TX ring threshold registers. 247 */ 248 249 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 250 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 251 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 252 253 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 254 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 255 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 256 257 /* 258 * Configurable value of RX free threshold. 259 */ 260 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 261 262 /* 263 * Configurable value of RX drop enable. 264 */ 265 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 266 267 /* 268 * Configurable value of TX free threshold. 269 */ 270 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 271 272 /* 273 * Configurable value of TX RS bit threshold. 274 */ 275 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 276 277 /* 278 * Configurable value of buffered packets before sending. 279 */ 280 uint16_t noisy_tx_sw_bufsz; 281 282 /* 283 * Configurable value of packet buffer timeout. 284 */ 285 uint16_t noisy_tx_sw_buf_flush_time; 286 287 /* 288 * Configurable value for size of VNF internal memory area 289 * used for simulating noisy neighbour behaviour 290 */ 291 uint64_t noisy_lkup_mem_sz; 292 293 /* 294 * Configurable value of number of random writes done in 295 * VNF simulation memory area. 296 */ 297 uint64_t noisy_lkup_num_writes; 298 299 /* 300 * Configurable value of number of random reads done in 301 * VNF simulation memory area. 302 */ 303 uint64_t noisy_lkup_num_reads; 304 305 /* 306 * Configurable value of number of random reads/writes done in 307 * VNF simulation memory area. 308 */ 309 uint64_t noisy_lkup_num_reads_writes; 310 311 /* 312 * Receive Side Scaling (RSS) configuration. 313 */ 314 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 315 316 /* 317 * Port topology configuration 318 */ 319 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 320 321 /* 322 * Avoids to flush all the RX streams before starts forwarding. 323 */ 324 uint8_t no_flush_rx = 0; /* flush by default */ 325 326 /* 327 * Flow API isolated mode. 328 */ 329 uint8_t flow_isolate_all; 330 331 /* 332 * Avoids to check link status when starting/stopping a port. 333 */ 334 uint8_t no_link_check = 0; /* check by default */ 335 336 /* 337 * Enable link status change notification 338 */ 339 uint8_t lsc_interrupt = 1; /* enabled by default */ 340 341 /* 342 * Enable device removal notification. 343 */ 344 uint8_t rmv_interrupt = 1; /* enabled by default */ 345 346 uint8_t hot_plug = 0; /**< hotplug disabled by default. */ 347 348 /* After attach, port setup is called on event or by iterator */ 349 bool setup_on_probe_event = true; 350 351 /* Pretty printing of ethdev events */ 352 static const char * const eth_event_desc[] = { 353 [RTE_ETH_EVENT_UNKNOWN] = "unknown", 354 [RTE_ETH_EVENT_INTR_LSC] = "link state change", 355 [RTE_ETH_EVENT_QUEUE_STATE] = "queue state", 356 [RTE_ETH_EVENT_INTR_RESET] = "reset", 357 [RTE_ETH_EVENT_VF_MBOX] = "VF mbox", 358 [RTE_ETH_EVENT_IPSEC] = "IPsec", 359 [RTE_ETH_EVENT_MACSEC] = "MACsec", 360 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 361 [RTE_ETH_EVENT_NEW] = "device probed", 362 [RTE_ETH_EVENT_DESTROY] = "device released", 363 [RTE_ETH_EVENT_MAX] = NULL, 364 }; 365 366 /* 367 * Display or mask ether events 368 * Default to all events except VF_MBOX 369 */ 370 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) | 371 (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) | 372 (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) | 373 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) | 374 (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) | 375 (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) | 376 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV); 377 /* 378 * Decide if all memory are locked for performance. 379 */ 380 int do_mlockall = 0; 381 382 /* 383 * NIC bypass mode configuration options. 384 */ 385 386 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 387 /* The NIC bypass watchdog timeout. */ 388 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF; 389 #endif 390 391 392 #ifdef RTE_LIBRTE_LATENCY_STATS 393 394 /* 395 * Set when latency stats is enabled in the commandline 396 */ 397 uint8_t latencystats_enabled; 398 399 /* 400 * Lcore ID to serive latency statistics. 401 */ 402 lcoreid_t latencystats_lcore_id = -1; 403 404 #endif 405 406 /* 407 * Ethernet device configuration. 408 */ 409 struct rte_eth_rxmode rx_mode = { 410 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 411 }; 412 413 struct rte_eth_txmode tx_mode = { 414 .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE, 415 }; 416 417 struct rte_fdir_conf fdir_conf = { 418 .mode = RTE_FDIR_MODE_NONE, 419 .pballoc = RTE_FDIR_PBALLOC_64K, 420 .status = RTE_FDIR_REPORT_STATUS, 421 .mask = { 422 .vlan_tci_mask = 0xFFEF, 423 .ipv4_mask = { 424 .src_ip = 0xFFFFFFFF, 425 .dst_ip = 0xFFFFFFFF, 426 }, 427 .ipv6_mask = { 428 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 429 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 430 }, 431 .src_port_mask = 0xFFFF, 432 .dst_port_mask = 0xFFFF, 433 .mac_addr_byte_mask = 0xFF, 434 .tunnel_type_mask = 1, 435 .tunnel_id_mask = 0xFFFFFFFF, 436 }, 437 .drop_queue = 127, 438 }; 439 440 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 441 442 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 443 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 444 445 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 446 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 447 448 uint16_t nb_tx_queue_stats_mappings = 0; 449 uint16_t nb_rx_queue_stats_mappings = 0; 450 451 /* 452 * Display zero values by default for xstats 453 */ 454 uint8_t xstats_hide_zero; 455 456 unsigned int num_sockets = 0; 457 unsigned int socket_ids[RTE_MAX_NUMA_NODES]; 458 459 #ifdef RTE_LIBRTE_BITRATE 460 /* Bitrate statistics */ 461 struct rte_stats_bitrates *bitrate_data; 462 lcoreid_t bitrate_lcore_id; 463 uint8_t bitrate_enabled; 464 #endif 465 466 struct gro_status gro_ports[RTE_MAX_ETHPORTS]; 467 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES; 468 469 struct vxlan_encap_conf vxlan_encap_conf = { 470 .select_ipv4 = 1, 471 .select_vlan = 0, 472 .vni = "\x00\x00\x00", 473 .udp_src = 0, 474 .udp_dst = RTE_BE16(4789), 475 .ipv4_src = IPv4(127, 0, 0, 1), 476 .ipv4_dst = IPv4(255, 255, 255, 255), 477 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 478 "\x00\x00\x00\x00\x00\x00\x00\x01", 479 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 480 "\x00\x00\x00\x00\x00\x00\x11\x11", 481 .vlan_tci = 0, 482 .eth_src = "\x00\x00\x00\x00\x00\x00", 483 .eth_dst = "\xff\xff\xff\xff\xff\xff", 484 }; 485 486 struct nvgre_encap_conf nvgre_encap_conf = { 487 .select_ipv4 = 1, 488 .select_vlan = 0, 489 .tni = "\x00\x00\x00", 490 .ipv4_src = IPv4(127, 0, 0, 1), 491 .ipv4_dst = IPv4(255, 255, 255, 255), 492 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 493 "\x00\x00\x00\x00\x00\x00\x00\x01", 494 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 495 "\x00\x00\x00\x00\x00\x00\x11\x11", 496 .vlan_tci = 0, 497 .eth_src = "\x00\x00\x00\x00\x00\x00", 498 .eth_dst = "\xff\xff\xff\xff\xff\xff", 499 }; 500 501 /* Forward function declarations */ 502 static void setup_attached_port(portid_t pi); 503 static void map_port_queue_stats_mapping_registers(portid_t pi, 504 struct rte_port *port); 505 static void check_all_ports_link_status(uint32_t port_mask); 506 static int eth_event_callback(portid_t port_id, 507 enum rte_eth_event_type type, 508 void *param, void *ret_param); 509 static void dev_event_callback(const char *device_name, 510 enum rte_dev_event_type type, 511 void *param); 512 513 /* 514 * Check if all the ports are started. 515 * If yes, return positive value. If not, return zero. 516 */ 517 static int all_ports_started(void); 518 519 struct gso_status gso_ports[RTE_MAX_ETHPORTS]; 520 uint16_t gso_max_segment_size = ETHER_MAX_LEN - ETHER_CRC_LEN; 521 522 /* 523 * Helper function to check if socket is already discovered. 524 * If yes, return positive value. If not, return zero. 525 */ 526 int 527 new_socket_id(unsigned int socket_id) 528 { 529 unsigned int i; 530 531 for (i = 0; i < num_sockets; i++) { 532 if (socket_ids[i] == socket_id) 533 return 0; 534 } 535 return 1; 536 } 537 538 /* 539 * Setup default configuration. 540 */ 541 static void 542 set_default_fwd_lcores_config(void) 543 { 544 unsigned int i; 545 unsigned int nb_lc; 546 unsigned int sock_num; 547 548 nb_lc = 0; 549 for (i = 0; i < RTE_MAX_LCORE; i++) { 550 if (!rte_lcore_is_enabled(i)) 551 continue; 552 sock_num = rte_lcore_to_socket_id(i); 553 if (new_socket_id(sock_num)) { 554 if (num_sockets >= RTE_MAX_NUMA_NODES) { 555 rte_exit(EXIT_FAILURE, 556 "Total sockets greater than %u\n", 557 RTE_MAX_NUMA_NODES); 558 } 559 socket_ids[num_sockets++] = sock_num; 560 } 561 if (i == rte_get_master_lcore()) 562 continue; 563 fwd_lcores_cpuids[nb_lc++] = i; 564 } 565 nb_lcores = (lcoreid_t) nb_lc; 566 nb_cfg_lcores = nb_lcores; 567 nb_fwd_lcores = 1; 568 } 569 570 static void 571 set_def_peer_eth_addrs(void) 572 { 573 portid_t i; 574 575 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 576 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 577 peer_eth_addrs[i].addr_bytes[5] = i; 578 } 579 } 580 581 static void 582 set_default_fwd_ports_config(void) 583 { 584 portid_t pt_id; 585 int i = 0; 586 587 RTE_ETH_FOREACH_DEV(pt_id) { 588 fwd_ports_ids[i++] = pt_id; 589 590 /* Update sockets info according to the attached device */ 591 int socket_id = rte_eth_dev_socket_id(pt_id); 592 if (socket_id >= 0 && new_socket_id(socket_id)) { 593 if (num_sockets >= RTE_MAX_NUMA_NODES) { 594 rte_exit(EXIT_FAILURE, 595 "Total sockets greater than %u\n", 596 RTE_MAX_NUMA_NODES); 597 } 598 socket_ids[num_sockets++] = socket_id; 599 } 600 } 601 602 nb_cfg_ports = nb_ports; 603 nb_fwd_ports = nb_ports; 604 } 605 606 void 607 set_def_fwd_config(void) 608 { 609 set_default_fwd_lcores_config(); 610 set_def_peer_eth_addrs(); 611 set_default_fwd_ports_config(); 612 } 613 614 /* extremely pessimistic estimation of memory required to create a mempool */ 615 static int 616 calc_mem_size(uint32_t nb_mbufs, uint32_t mbuf_sz, size_t pgsz, size_t *out) 617 { 618 unsigned int n_pages, mbuf_per_pg, leftover; 619 uint64_t total_mem, mbuf_mem, obj_sz; 620 621 /* there is no good way to predict how much space the mempool will 622 * occupy because it will allocate chunks on the fly, and some of those 623 * will come from default DPDK memory while some will come from our 624 * external memory, so just assume 128MB will be enough for everyone. 625 */ 626 uint64_t hdr_mem = 128 << 20; 627 628 /* account for possible non-contiguousness */ 629 obj_sz = rte_mempool_calc_obj_size(mbuf_sz, 0, NULL); 630 if (obj_sz > pgsz) { 631 TESTPMD_LOG(ERR, "Object size is bigger than page size\n"); 632 return -1; 633 } 634 635 mbuf_per_pg = pgsz / obj_sz; 636 leftover = (nb_mbufs % mbuf_per_pg) > 0; 637 n_pages = (nb_mbufs / mbuf_per_pg) + leftover; 638 639 mbuf_mem = n_pages * pgsz; 640 641 total_mem = RTE_ALIGN(hdr_mem + mbuf_mem, pgsz); 642 643 if (total_mem > SIZE_MAX) { 644 TESTPMD_LOG(ERR, "Memory size too big\n"); 645 return -1; 646 } 647 *out = (size_t)total_mem; 648 649 return 0; 650 } 651 652 static int 653 pagesz_flags(uint64_t page_sz) 654 { 655 /* as per mmap() manpage, all page sizes are log2 of page size 656 * shifted by MAP_HUGE_SHIFT 657 */ 658 int log2 = rte_log2_u64(page_sz); 659 660 return (log2 << HUGE_SHIFT); 661 } 662 663 static void * 664 alloc_mem(size_t memsz, size_t pgsz, bool huge) 665 { 666 void *addr; 667 int flags; 668 669 /* allocate anonymous hugepages */ 670 flags = MAP_ANONYMOUS | MAP_PRIVATE; 671 if (huge) 672 flags |= HUGE_FLAG | pagesz_flags(pgsz); 673 674 addr = mmap(NULL, memsz, PROT_READ | PROT_WRITE, flags, -1, 0); 675 if (addr == MAP_FAILED) 676 return NULL; 677 678 return addr; 679 } 680 681 struct extmem_param { 682 void *addr; 683 size_t len; 684 size_t pgsz; 685 rte_iova_t *iova_table; 686 unsigned int iova_table_len; 687 }; 688 689 static int 690 create_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, struct extmem_param *param, 691 bool huge) 692 { 693 uint64_t pgsizes[] = {RTE_PGSIZE_2M, RTE_PGSIZE_1G, /* x86_64, ARM */ 694 RTE_PGSIZE_16M, RTE_PGSIZE_16G}; /* POWER */ 695 unsigned int cur_page, n_pages, pgsz_idx; 696 size_t mem_sz, cur_pgsz; 697 rte_iova_t *iovas = NULL; 698 void *addr; 699 int ret; 700 701 for (pgsz_idx = 0; pgsz_idx < RTE_DIM(pgsizes); pgsz_idx++) { 702 /* skip anything that is too big */ 703 if (pgsizes[pgsz_idx] > SIZE_MAX) 704 continue; 705 706 cur_pgsz = pgsizes[pgsz_idx]; 707 708 /* if we were told not to allocate hugepages, override */ 709 if (!huge) 710 cur_pgsz = sysconf(_SC_PAGESIZE); 711 712 ret = calc_mem_size(nb_mbufs, mbuf_sz, cur_pgsz, &mem_sz); 713 if (ret < 0) { 714 TESTPMD_LOG(ERR, "Cannot calculate memory size\n"); 715 return -1; 716 } 717 718 /* allocate our memory */ 719 addr = alloc_mem(mem_sz, cur_pgsz, huge); 720 721 /* if we couldn't allocate memory with a specified page size, 722 * that doesn't mean we can't do it with other page sizes, so 723 * try another one. 724 */ 725 if (addr == NULL) 726 continue; 727 728 /* store IOVA addresses for every page in this memory area */ 729 n_pages = mem_sz / cur_pgsz; 730 731 iovas = malloc(sizeof(*iovas) * n_pages); 732 733 if (iovas == NULL) { 734 TESTPMD_LOG(ERR, "Cannot allocate memory for iova addresses\n"); 735 goto fail; 736 } 737 /* lock memory if it's not huge pages */ 738 if (!huge) 739 mlock(addr, mem_sz); 740 741 /* populate IOVA addresses */ 742 for (cur_page = 0; cur_page < n_pages; cur_page++) { 743 rte_iova_t iova; 744 size_t offset; 745 void *cur; 746 747 offset = cur_pgsz * cur_page; 748 cur = RTE_PTR_ADD(addr, offset); 749 750 /* touch the page before getting its IOVA */ 751 *(volatile char *)cur = 0; 752 753 iova = rte_mem_virt2iova(cur); 754 755 iovas[cur_page] = iova; 756 } 757 758 break; 759 } 760 /* if we couldn't allocate anything */ 761 if (iovas == NULL) 762 return -1; 763 764 param->addr = addr; 765 param->len = mem_sz; 766 param->pgsz = cur_pgsz; 767 param->iova_table = iovas; 768 param->iova_table_len = n_pages; 769 770 return 0; 771 fail: 772 if (iovas) 773 free(iovas); 774 if (addr) 775 munmap(addr, mem_sz); 776 777 return -1; 778 } 779 780 static int 781 setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge) 782 { 783 struct extmem_param param; 784 int socket_id, ret; 785 786 memset(¶m, 0, sizeof(param)); 787 788 /* check if our heap exists */ 789 socket_id = rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 790 if (socket_id < 0) { 791 /* create our heap */ 792 ret = rte_malloc_heap_create(EXTMEM_HEAP_NAME); 793 if (ret < 0) { 794 TESTPMD_LOG(ERR, "Cannot create heap\n"); 795 return -1; 796 } 797 } 798 799 ret = create_extmem(nb_mbufs, mbuf_sz, ¶m, huge); 800 if (ret < 0) { 801 TESTPMD_LOG(ERR, "Cannot create memory area\n"); 802 return -1; 803 } 804 805 /* we now have a valid memory area, so add it to heap */ 806 ret = rte_malloc_heap_memory_add(EXTMEM_HEAP_NAME, 807 param.addr, param.len, param.iova_table, 808 param.iova_table_len, param.pgsz); 809 810 /* when using VFIO, memory is automatically mapped for DMA by EAL */ 811 812 /* not needed any more */ 813 free(param.iova_table); 814 815 if (ret < 0) { 816 TESTPMD_LOG(ERR, "Cannot add memory to heap\n"); 817 munmap(param.addr, param.len); 818 return -1; 819 } 820 821 /* success */ 822 823 TESTPMD_LOG(DEBUG, "Allocated %zuMB of external memory\n", 824 param.len >> 20); 825 826 return 0; 827 } 828 829 /* 830 * Configuration initialisation done once at init time. 831 */ 832 static void 833 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 834 unsigned int socket_id) 835 { 836 char pool_name[RTE_MEMPOOL_NAMESIZE]; 837 struct rte_mempool *rte_mp = NULL; 838 uint32_t mb_size; 839 840 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 841 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 842 843 TESTPMD_LOG(INFO, 844 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 845 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 846 847 switch (mp_alloc_type) { 848 case MP_ALLOC_NATIVE: 849 { 850 /* wrapper to rte_mempool_create() */ 851 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 852 rte_mbuf_best_mempool_ops()); 853 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 854 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 855 break; 856 } 857 case MP_ALLOC_ANON: 858 { 859 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 860 mb_size, (unsigned int) mb_mempool_cache, 861 sizeof(struct rte_pktmbuf_pool_private), 862 socket_id, 0); 863 if (rte_mp == NULL) 864 goto err; 865 866 if (rte_mempool_populate_anon(rte_mp) == 0) { 867 rte_mempool_free(rte_mp); 868 rte_mp = NULL; 869 goto err; 870 } 871 rte_pktmbuf_pool_init(rte_mp, NULL); 872 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 873 break; 874 } 875 case MP_ALLOC_XMEM: 876 case MP_ALLOC_XMEM_HUGE: 877 { 878 int heap_socket; 879 bool huge = mp_alloc_type == MP_ALLOC_XMEM_HUGE; 880 881 if (setup_extmem(nb_mbuf, mbuf_seg_size, huge) < 0) 882 rte_exit(EXIT_FAILURE, "Could not create external memory\n"); 883 884 heap_socket = 885 rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 886 if (heap_socket < 0) 887 rte_exit(EXIT_FAILURE, "Could not get external memory socket ID\n"); 888 889 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 890 rte_mbuf_best_mempool_ops()); 891 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 892 mb_mempool_cache, 0, mbuf_seg_size, 893 heap_socket); 894 break; 895 } 896 default: 897 { 898 rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n"); 899 } 900 } 901 902 err: 903 if (rte_mp == NULL) { 904 rte_exit(EXIT_FAILURE, 905 "Creation of mbuf pool for socket %u failed: %s\n", 906 socket_id, rte_strerror(rte_errno)); 907 } else if (verbose_level > 0) { 908 rte_mempool_dump(stdout, rte_mp); 909 } 910 } 911 912 /* 913 * Check given socket id is valid or not with NUMA mode, 914 * if valid, return 0, else return -1 915 */ 916 static int 917 check_socket_id(const unsigned int socket_id) 918 { 919 static int warning_once = 0; 920 921 if (new_socket_id(socket_id)) { 922 if (!warning_once && numa_support) 923 printf("Warning: NUMA should be configured manually by" 924 " using --port-numa-config and" 925 " --ring-numa-config parameters along with" 926 " --numa.\n"); 927 warning_once = 1; 928 return -1; 929 } 930 return 0; 931 } 932 933 /* 934 * Get the allowed maximum number of RX queues. 935 * *pid return the port id which has minimal value of 936 * max_rx_queues in all ports. 937 */ 938 queueid_t 939 get_allowed_max_nb_rxq(portid_t *pid) 940 { 941 queueid_t allowed_max_rxq = MAX_QUEUE_ID; 942 portid_t pi; 943 struct rte_eth_dev_info dev_info; 944 945 RTE_ETH_FOREACH_DEV(pi) { 946 rte_eth_dev_info_get(pi, &dev_info); 947 if (dev_info.max_rx_queues < allowed_max_rxq) { 948 allowed_max_rxq = dev_info.max_rx_queues; 949 *pid = pi; 950 } 951 } 952 return allowed_max_rxq; 953 } 954 955 /* 956 * Check input rxq is valid or not. 957 * If input rxq is not greater than any of maximum number 958 * of RX queues of all ports, it is valid. 959 * if valid, return 0, else return -1 960 */ 961 int 962 check_nb_rxq(queueid_t rxq) 963 { 964 queueid_t allowed_max_rxq; 965 portid_t pid = 0; 966 967 allowed_max_rxq = get_allowed_max_nb_rxq(&pid); 968 if (rxq > allowed_max_rxq) { 969 printf("Fail: input rxq (%u) can't be greater " 970 "than max_rx_queues (%u) of port %u\n", 971 rxq, 972 allowed_max_rxq, 973 pid); 974 return -1; 975 } 976 return 0; 977 } 978 979 /* 980 * Get the allowed maximum number of TX queues. 981 * *pid return the port id which has minimal value of 982 * max_tx_queues in all ports. 983 */ 984 queueid_t 985 get_allowed_max_nb_txq(portid_t *pid) 986 { 987 queueid_t allowed_max_txq = MAX_QUEUE_ID; 988 portid_t pi; 989 struct rte_eth_dev_info dev_info; 990 991 RTE_ETH_FOREACH_DEV(pi) { 992 rte_eth_dev_info_get(pi, &dev_info); 993 if (dev_info.max_tx_queues < allowed_max_txq) { 994 allowed_max_txq = dev_info.max_tx_queues; 995 *pid = pi; 996 } 997 } 998 return allowed_max_txq; 999 } 1000 1001 /* 1002 * Check input txq is valid or not. 1003 * If input txq is not greater than any of maximum number 1004 * of TX queues of all ports, it is valid. 1005 * if valid, return 0, else return -1 1006 */ 1007 int 1008 check_nb_txq(queueid_t txq) 1009 { 1010 queueid_t allowed_max_txq; 1011 portid_t pid = 0; 1012 1013 allowed_max_txq = get_allowed_max_nb_txq(&pid); 1014 if (txq > allowed_max_txq) { 1015 printf("Fail: input txq (%u) can't be greater " 1016 "than max_tx_queues (%u) of port %u\n", 1017 txq, 1018 allowed_max_txq, 1019 pid); 1020 return -1; 1021 } 1022 return 0; 1023 } 1024 1025 static void 1026 init_config(void) 1027 { 1028 portid_t pid; 1029 struct rte_port *port; 1030 struct rte_mempool *mbp; 1031 unsigned int nb_mbuf_per_pool; 1032 lcoreid_t lc_id; 1033 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 1034 struct rte_gro_param gro_param; 1035 uint32_t gso_types; 1036 int k; 1037 1038 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 1039 1040 /* Configuration of logical cores. */ 1041 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 1042 sizeof(struct fwd_lcore *) * nb_lcores, 1043 RTE_CACHE_LINE_SIZE); 1044 if (fwd_lcores == NULL) { 1045 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 1046 "failed\n", nb_lcores); 1047 } 1048 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1049 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 1050 sizeof(struct fwd_lcore), 1051 RTE_CACHE_LINE_SIZE); 1052 if (fwd_lcores[lc_id] == NULL) { 1053 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 1054 "failed\n"); 1055 } 1056 fwd_lcores[lc_id]->cpuid_idx = lc_id; 1057 } 1058 1059 RTE_ETH_FOREACH_DEV(pid) { 1060 port = &ports[pid]; 1061 /* Apply default TxRx configuration for all ports */ 1062 port->dev_conf.txmode = tx_mode; 1063 port->dev_conf.rxmode = rx_mode; 1064 rte_eth_dev_info_get(pid, &port->dev_info); 1065 1066 if (!(port->dev_info.tx_offload_capa & 1067 DEV_TX_OFFLOAD_MBUF_FAST_FREE)) 1068 port->dev_conf.txmode.offloads &= 1069 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE; 1070 if (!(port->dev_info.tx_offload_capa & 1071 DEV_TX_OFFLOAD_MATCH_METADATA)) 1072 port->dev_conf.txmode.offloads &= 1073 ~DEV_TX_OFFLOAD_MATCH_METADATA; 1074 if (numa_support) { 1075 if (port_numa[pid] != NUMA_NO_CONFIG) 1076 port_per_socket[port_numa[pid]]++; 1077 else { 1078 uint32_t socket_id = rte_eth_dev_socket_id(pid); 1079 1080 /* 1081 * if socket_id is invalid, 1082 * set to the first available socket. 1083 */ 1084 if (check_socket_id(socket_id) < 0) 1085 socket_id = socket_ids[0]; 1086 port_per_socket[socket_id]++; 1087 } 1088 } 1089 1090 /* Apply Rx offloads configuration */ 1091 for (k = 0; k < port->dev_info.max_rx_queues; k++) 1092 port->rx_conf[k].offloads = 1093 port->dev_conf.rxmode.offloads; 1094 /* Apply Tx offloads configuration */ 1095 for (k = 0; k < port->dev_info.max_tx_queues; k++) 1096 port->tx_conf[k].offloads = 1097 port->dev_conf.txmode.offloads; 1098 1099 /* set flag to initialize port/queue */ 1100 port->need_reconfig = 1; 1101 port->need_reconfig_queues = 1; 1102 port->tx_metadata = 0; 1103 } 1104 1105 /* 1106 * Create pools of mbuf. 1107 * If NUMA support is disabled, create a single pool of mbuf in 1108 * socket 0 memory by default. 1109 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 1110 * 1111 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 1112 * nb_txd can be configured at run time. 1113 */ 1114 if (param_total_num_mbufs) 1115 nb_mbuf_per_pool = param_total_num_mbufs; 1116 else { 1117 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 1118 (nb_lcores * mb_mempool_cache) + 1119 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 1120 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 1121 } 1122 1123 if (numa_support) { 1124 uint8_t i; 1125 1126 for (i = 0; i < num_sockets; i++) 1127 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1128 socket_ids[i]); 1129 } else { 1130 if (socket_num == UMA_NO_CONFIG) 1131 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 1132 else 1133 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1134 socket_num); 1135 } 1136 1137 init_port_config(); 1138 1139 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 1140 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_TX_OFFLOAD_UDP_TSO; 1141 /* 1142 * Records which Mbuf pool to use by each logical core, if needed. 1143 */ 1144 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1145 mbp = mbuf_pool_find( 1146 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 1147 1148 if (mbp == NULL) 1149 mbp = mbuf_pool_find(0); 1150 fwd_lcores[lc_id]->mbp = mbp; 1151 /* initialize GSO context */ 1152 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 1153 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 1154 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 1155 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN - 1156 ETHER_CRC_LEN; 1157 fwd_lcores[lc_id]->gso_ctx.flag = 0; 1158 } 1159 1160 /* Configuration of packet forwarding streams. */ 1161 if (init_fwd_streams() < 0) 1162 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 1163 1164 fwd_config_setup(); 1165 1166 /* create a gro context for each lcore */ 1167 gro_param.gro_types = RTE_GRO_TCP_IPV4; 1168 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 1169 gro_param.max_item_per_flow = MAX_PKT_BURST; 1170 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1171 gro_param.socket_id = rte_lcore_to_socket_id( 1172 fwd_lcores_cpuids[lc_id]); 1173 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 1174 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 1175 rte_exit(EXIT_FAILURE, 1176 "rte_gro_ctx_create() failed\n"); 1177 } 1178 } 1179 1180 #if defined RTE_LIBRTE_PMD_SOFTNIC 1181 if (strcmp(cur_fwd_eng->fwd_mode_name, "softnic") == 0) { 1182 RTE_ETH_FOREACH_DEV(pid) { 1183 port = &ports[pid]; 1184 const char *driver = port->dev_info.driver_name; 1185 1186 if (strcmp(driver, "net_softnic") == 0) 1187 port->softport.fwd_lcore_arg = fwd_lcores; 1188 } 1189 } 1190 #endif 1191 1192 } 1193 1194 1195 void 1196 reconfig(portid_t new_port_id, unsigned socket_id) 1197 { 1198 struct rte_port *port; 1199 1200 /* Reconfiguration of Ethernet ports. */ 1201 port = &ports[new_port_id]; 1202 rte_eth_dev_info_get(new_port_id, &port->dev_info); 1203 1204 /* set flag to initialize port/queue */ 1205 port->need_reconfig = 1; 1206 port->need_reconfig_queues = 1; 1207 port->socket_id = socket_id; 1208 1209 init_port_config(); 1210 } 1211 1212 1213 int 1214 init_fwd_streams(void) 1215 { 1216 portid_t pid; 1217 struct rte_port *port; 1218 streamid_t sm_id, nb_fwd_streams_new; 1219 queueid_t q; 1220 1221 /* set socket id according to numa or not */ 1222 RTE_ETH_FOREACH_DEV(pid) { 1223 port = &ports[pid]; 1224 if (nb_rxq > port->dev_info.max_rx_queues) { 1225 printf("Fail: nb_rxq(%d) is greater than " 1226 "max_rx_queues(%d)\n", nb_rxq, 1227 port->dev_info.max_rx_queues); 1228 return -1; 1229 } 1230 if (nb_txq > port->dev_info.max_tx_queues) { 1231 printf("Fail: nb_txq(%d) is greater than " 1232 "max_tx_queues(%d)\n", nb_txq, 1233 port->dev_info.max_tx_queues); 1234 return -1; 1235 } 1236 if (numa_support) { 1237 if (port_numa[pid] != NUMA_NO_CONFIG) 1238 port->socket_id = port_numa[pid]; 1239 else { 1240 port->socket_id = rte_eth_dev_socket_id(pid); 1241 1242 /* 1243 * if socket_id is invalid, 1244 * set to the first available socket. 1245 */ 1246 if (check_socket_id(port->socket_id) < 0) 1247 port->socket_id = socket_ids[0]; 1248 } 1249 } 1250 else { 1251 if (socket_num == UMA_NO_CONFIG) 1252 port->socket_id = 0; 1253 else 1254 port->socket_id = socket_num; 1255 } 1256 } 1257 1258 q = RTE_MAX(nb_rxq, nb_txq); 1259 if (q == 0) { 1260 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 1261 return -1; 1262 } 1263 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 1264 if (nb_fwd_streams_new == nb_fwd_streams) 1265 return 0; 1266 /* clear the old */ 1267 if (fwd_streams != NULL) { 1268 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1269 if (fwd_streams[sm_id] == NULL) 1270 continue; 1271 rte_free(fwd_streams[sm_id]); 1272 fwd_streams[sm_id] = NULL; 1273 } 1274 rte_free(fwd_streams); 1275 fwd_streams = NULL; 1276 } 1277 1278 /* init new */ 1279 nb_fwd_streams = nb_fwd_streams_new; 1280 if (nb_fwd_streams) { 1281 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 1282 sizeof(struct fwd_stream *) * nb_fwd_streams, 1283 RTE_CACHE_LINE_SIZE); 1284 if (fwd_streams == NULL) 1285 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d" 1286 " (struct fwd_stream *)) failed\n", 1287 nb_fwd_streams); 1288 1289 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1290 fwd_streams[sm_id] = rte_zmalloc("testpmd:" 1291 " struct fwd_stream", sizeof(struct fwd_stream), 1292 RTE_CACHE_LINE_SIZE); 1293 if (fwd_streams[sm_id] == NULL) 1294 rte_exit(EXIT_FAILURE, "rte_zmalloc" 1295 "(struct fwd_stream) failed\n"); 1296 } 1297 } 1298 1299 return 0; 1300 } 1301 1302 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1303 static void 1304 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 1305 { 1306 unsigned int total_burst; 1307 unsigned int nb_burst; 1308 unsigned int burst_stats[3]; 1309 uint16_t pktnb_stats[3]; 1310 uint16_t nb_pkt; 1311 int burst_percent[3]; 1312 1313 /* 1314 * First compute the total number of packet bursts and the 1315 * two highest numbers of bursts of the same number of packets. 1316 */ 1317 total_burst = 0; 1318 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 1319 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 1320 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 1321 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 1322 if (nb_burst == 0) 1323 continue; 1324 total_burst += nb_burst; 1325 if (nb_burst > burst_stats[0]) { 1326 burst_stats[1] = burst_stats[0]; 1327 pktnb_stats[1] = pktnb_stats[0]; 1328 burst_stats[0] = nb_burst; 1329 pktnb_stats[0] = nb_pkt; 1330 } else if (nb_burst > burst_stats[1]) { 1331 burst_stats[1] = nb_burst; 1332 pktnb_stats[1] = nb_pkt; 1333 } 1334 } 1335 if (total_burst == 0) 1336 return; 1337 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 1338 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 1339 burst_percent[0], (int) pktnb_stats[0]); 1340 if (burst_stats[0] == total_burst) { 1341 printf("]\n"); 1342 return; 1343 } 1344 if (burst_stats[0] + burst_stats[1] == total_burst) { 1345 printf(" + %d%% of %d pkts]\n", 1346 100 - burst_percent[0], pktnb_stats[1]); 1347 return; 1348 } 1349 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 1350 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 1351 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 1352 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 1353 return; 1354 } 1355 printf(" + %d%% of %d pkts + %d%% of others]\n", 1356 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 1357 } 1358 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 1359 1360 static void 1361 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 1362 { 1363 struct rte_port *port; 1364 uint8_t i; 1365 1366 static const char *fwd_stats_border = "----------------------"; 1367 1368 port = &ports[port_id]; 1369 printf("\n %s Forward statistics for port %-2d %s\n", 1370 fwd_stats_border, port_id, fwd_stats_border); 1371 1372 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 1373 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1374 "%-"PRIu64"\n", 1375 stats->ipackets, stats->imissed, 1376 (uint64_t) (stats->ipackets + stats->imissed)); 1377 1378 if (cur_fwd_eng == &csum_fwd_engine) 1379 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64"Bad-outer-l4csum: %-14"PRIu64"\n", 1380 port->rx_bad_ip_csum, port->rx_bad_l4_csum, 1381 port->rx_bad_outer_l4_csum); 1382 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1383 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 1384 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 1385 } 1386 1387 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1388 "%-"PRIu64"\n", 1389 stats->opackets, port->tx_dropped, 1390 (uint64_t) (stats->opackets + port->tx_dropped)); 1391 } 1392 else { 1393 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 1394 "%14"PRIu64"\n", 1395 stats->ipackets, stats->imissed, 1396 (uint64_t) (stats->ipackets + stats->imissed)); 1397 1398 if (cur_fwd_eng == &csum_fwd_engine) 1399 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64" Bad-outer-l4csum: %-14"PRIu64"\n", 1400 port->rx_bad_ip_csum, port->rx_bad_l4_csum, 1401 port->rx_bad_outer_l4_csum); 1402 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1403 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 1404 printf(" RX-nombufs: %14"PRIu64"\n", 1405 stats->rx_nombuf); 1406 } 1407 1408 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 1409 "%14"PRIu64"\n", 1410 stats->opackets, port->tx_dropped, 1411 (uint64_t) (stats->opackets + port->tx_dropped)); 1412 } 1413 1414 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1415 if (port->rx_stream) 1416 pkt_burst_stats_display("RX", 1417 &port->rx_stream->rx_burst_stats); 1418 if (port->tx_stream) 1419 pkt_burst_stats_display("TX", 1420 &port->tx_stream->tx_burst_stats); 1421 #endif 1422 1423 if (port->rx_queue_stats_mapping_enabled) { 1424 printf("\n"); 1425 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1426 printf(" Stats reg %2d RX-packets:%14"PRIu64 1427 " RX-errors:%14"PRIu64 1428 " RX-bytes:%14"PRIu64"\n", 1429 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 1430 } 1431 printf("\n"); 1432 } 1433 if (port->tx_queue_stats_mapping_enabled) { 1434 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1435 printf(" Stats reg %2d TX-packets:%14"PRIu64 1436 " TX-bytes:%14"PRIu64"\n", 1437 i, stats->q_opackets[i], stats->q_obytes[i]); 1438 } 1439 } 1440 1441 printf(" %s--------------------------------%s\n", 1442 fwd_stats_border, fwd_stats_border); 1443 } 1444 1445 static void 1446 fwd_stream_stats_display(streamid_t stream_id) 1447 { 1448 struct fwd_stream *fs; 1449 static const char *fwd_top_stats_border = "-------"; 1450 1451 fs = fwd_streams[stream_id]; 1452 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 1453 (fs->fwd_dropped == 0)) 1454 return; 1455 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 1456 "TX Port=%2d/Queue=%2d %s\n", 1457 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 1458 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 1459 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 1460 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 1461 1462 /* if checksum mode */ 1463 if (cur_fwd_eng == &csum_fwd_engine) { 1464 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 1465 "%-14u Rx- bad outer L4 checksum: %-14u\n", 1466 fs->rx_bad_ip_csum, fs->rx_bad_l4_csum, 1467 fs->rx_bad_outer_l4_csum); 1468 } 1469 1470 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1471 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 1472 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 1473 #endif 1474 } 1475 1476 static void 1477 flush_fwd_rx_queues(void) 1478 { 1479 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 1480 portid_t rxp; 1481 portid_t port_id; 1482 queueid_t rxq; 1483 uint16_t nb_rx; 1484 uint16_t i; 1485 uint8_t j; 1486 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 1487 uint64_t timer_period; 1488 1489 /* convert to number of cycles */ 1490 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 1491 1492 for (j = 0; j < 2; j++) { 1493 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 1494 for (rxq = 0; rxq < nb_rxq; rxq++) { 1495 port_id = fwd_ports_ids[rxp]; 1496 /** 1497 * testpmd can stuck in the below do while loop 1498 * if rte_eth_rx_burst() always returns nonzero 1499 * packets. So timer is added to exit this loop 1500 * after 1sec timer expiry. 1501 */ 1502 prev_tsc = rte_rdtsc(); 1503 do { 1504 nb_rx = rte_eth_rx_burst(port_id, rxq, 1505 pkts_burst, MAX_PKT_BURST); 1506 for (i = 0; i < nb_rx; i++) 1507 rte_pktmbuf_free(pkts_burst[i]); 1508 1509 cur_tsc = rte_rdtsc(); 1510 diff_tsc = cur_tsc - prev_tsc; 1511 timer_tsc += diff_tsc; 1512 } while ((nb_rx > 0) && 1513 (timer_tsc < timer_period)); 1514 timer_tsc = 0; 1515 } 1516 } 1517 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 1518 } 1519 } 1520 1521 static void 1522 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 1523 { 1524 struct fwd_stream **fsm; 1525 streamid_t nb_fs; 1526 streamid_t sm_id; 1527 #ifdef RTE_LIBRTE_BITRATE 1528 uint64_t tics_per_1sec; 1529 uint64_t tics_datum; 1530 uint64_t tics_current; 1531 uint16_t i, cnt_ports; 1532 1533 cnt_ports = nb_ports; 1534 tics_datum = rte_rdtsc(); 1535 tics_per_1sec = rte_get_timer_hz(); 1536 #endif 1537 fsm = &fwd_streams[fc->stream_idx]; 1538 nb_fs = fc->stream_nb; 1539 do { 1540 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1541 (*pkt_fwd)(fsm[sm_id]); 1542 #ifdef RTE_LIBRTE_BITRATE 1543 if (bitrate_enabled != 0 && 1544 bitrate_lcore_id == rte_lcore_id()) { 1545 tics_current = rte_rdtsc(); 1546 if (tics_current - tics_datum >= tics_per_1sec) { 1547 /* Periodic bitrate calculation */ 1548 for (i = 0; i < cnt_ports; i++) 1549 rte_stats_bitrate_calc(bitrate_data, 1550 ports_ids[i]); 1551 tics_datum = tics_current; 1552 } 1553 } 1554 #endif 1555 #ifdef RTE_LIBRTE_LATENCY_STATS 1556 if (latencystats_enabled != 0 && 1557 latencystats_lcore_id == rte_lcore_id()) 1558 rte_latencystats_update(); 1559 #endif 1560 1561 } while (! fc->stopped); 1562 } 1563 1564 static int 1565 start_pkt_forward_on_core(void *fwd_arg) 1566 { 1567 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1568 cur_fwd_config.fwd_eng->packet_fwd); 1569 return 0; 1570 } 1571 1572 /* 1573 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1574 * Used to start communication flows in network loopback test configurations. 1575 */ 1576 static int 1577 run_one_txonly_burst_on_core(void *fwd_arg) 1578 { 1579 struct fwd_lcore *fwd_lc; 1580 struct fwd_lcore tmp_lcore; 1581 1582 fwd_lc = (struct fwd_lcore *) fwd_arg; 1583 tmp_lcore = *fwd_lc; 1584 tmp_lcore.stopped = 1; 1585 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1586 return 0; 1587 } 1588 1589 /* 1590 * Launch packet forwarding: 1591 * - Setup per-port forwarding context. 1592 * - launch logical cores with their forwarding configuration. 1593 */ 1594 static void 1595 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1596 { 1597 port_fwd_begin_t port_fwd_begin; 1598 unsigned int i; 1599 unsigned int lc_id; 1600 int diag; 1601 1602 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1603 if (port_fwd_begin != NULL) { 1604 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1605 (*port_fwd_begin)(fwd_ports_ids[i]); 1606 } 1607 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1608 lc_id = fwd_lcores_cpuids[i]; 1609 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1610 fwd_lcores[i]->stopped = 0; 1611 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1612 fwd_lcores[i], lc_id); 1613 if (diag != 0) 1614 printf("launch lcore %u failed - diag=%d\n", 1615 lc_id, diag); 1616 } 1617 } 1618 } 1619 1620 /* 1621 * Launch packet forwarding configuration. 1622 */ 1623 void 1624 start_packet_forwarding(int with_tx_first) 1625 { 1626 port_fwd_begin_t port_fwd_begin; 1627 port_fwd_end_t port_fwd_end; 1628 struct rte_port *port; 1629 unsigned int i; 1630 portid_t pt_id; 1631 streamid_t sm_id; 1632 1633 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1634 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1635 1636 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1637 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1638 1639 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1640 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1641 (!nb_rxq || !nb_txq)) 1642 rte_exit(EXIT_FAILURE, 1643 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1644 cur_fwd_eng->fwd_mode_name); 1645 1646 if (all_ports_started() == 0) { 1647 printf("Not all ports were started\n"); 1648 return; 1649 } 1650 if (test_done == 0) { 1651 printf("Packet forwarding already started\n"); 1652 return; 1653 } 1654 1655 1656 if(dcb_test) { 1657 for (i = 0; i < nb_fwd_ports; i++) { 1658 pt_id = fwd_ports_ids[i]; 1659 port = &ports[pt_id]; 1660 if (!port->dcb_flag) { 1661 printf("In DCB mode, all forwarding ports must " 1662 "be configured in this mode.\n"); 1663 return; 1664 } 1665 } 1666 if (nb_fwd_lcores == 1) { 1667 printf("In DCB mode,the nb forwarding cores " 1668 "should be larger than 1.\n"); 1669 return; 1670 } 1671 } 1672 test_done = 0; 1673 1674 fwd_config_setup(); 1675 1676 if(!no_flush_rx) 1677 flush_fwd_rx_queues(); 1678 1679 pkt_fwd_config_display(&cur_fwd_config); 1680 rxtx_config_display(); 1681 1682 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1683 pt_id = fwd_ports_ids[i]; 1684 port = &ports[pt_id]; 1685 rte_eth_stats_get(pt_id, &port->stats); 1686 port->tx_dropped = 0; 1687 1688 map_port_queue_stats_mapping_registers(pt_id, port); 1689 } 1690 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1691 fwd_streams[sm_id]->rx_packets = 0; 1692 fwd_streams[sm_id]->tx_packets = 0; 1693 fwd_streams[sm_id]->fwd_dropped = 0; 1694 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1695 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1696 fwd_streams[sm_id]->rx_bad_outer_l4_csum = 0; 1697 1698 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1699 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1700 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1701 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1702 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1703 #endif 1704 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1705 fwd_streams[sm_id]->core_cycles = 0; 1706 #endif 1707 } 1708 if (with_tx_first) { 1709 port_fwd_begin = tx_only_engine.port_fwd_begin; 1710 if (port_fwd_begin != NULL) { 1711 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1712 (*port_fwd_begin)(fwd_ports_ids[i]); 1713 } 1714 while (with_tx_first--) { 1715 launch_packet_forwarding( 1716 run_one_txonly_burst_on_core); 1717 rte_eal_mp_wait_lcore(); 1718 } 1719 port_fwd_end = tx_only_engine.port_fwd_end; 1720 if (port_fwd_end != NULL) { 1721 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1722 (*port_fwd_end)(fwd_ports_ids[i]); 1723 } 1724 } 1725 launch_packet_forwarding(start_pkt_forward_on_core); 1726 } 1727 1728 void 1729 stop_packet_forwarding(void) 1730 { 1731 struct rte_eth_stats stats; 1732 struct rte_port *port; 1733 port_fwd_end_t port_fwd_end; 1734 int i; 1735 portid_t pt_id; 1736 streamid_t sm_id; 1737 lcoreid_t lc_id; 1738 uint64_t total_recv; 1739 uint64_t total_xmit; 1740 uint64_t total_rx_dropped; 1741 uint64_t total_tx_dropped; 1742 uint64_t total_rx_nombuf; 1743 uint64_t tx_dropped; 1744 uint64_t rx_bad_ip_csum; 1745 uint64_t rx_bad_l4_csum; 1746 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1747 uint64_t fwd_cycles; 1748 #endif 1749 1750 static const char *acc_stats_border = "+++++++++++++++"; 1751 1752 if (test_done) { 1753 printf("Packet forwarding not started\n"); 1754 return; 1755 } 1756 printf("Telling cores to stop..."); 1757 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1758 fwd_lcores[lc_id]->stopped = 1; 1759 printf("\nWaiting for lcores to finish...\n"); 1760 rte_eal_mp_wait_lcore(); 1761 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1762 if (port_fwd_end != NULL) { 1763 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1764 pt_id = fwd_ports_ids[i]; 1765 (*port_fwd_end)(pt_id); 1766 } 1767 } 1768 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1769 fwd_cycles = 0; 1770 #endif 1771 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1772 if (cur_fwd_config.nb_fwd_streams > 1773 cur_fwd_config.nb_fwd_ports) { 1774 fwd_stream_stats_display(sm_id); 1775 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1776 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1777 } else { 1778 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1779 fwd_streams[sm_id]; 1780 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1781 fwd_streams[sm_id]; 1782 } 1783 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1784 tx_dropped = (uint64_t) (tx_dropped + 1785 fwd_streams[sm_id]->fwd_dropped); 1786 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1787 1788 rx_bad_ip_csum = 1789 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1790 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1791 fwd_streams[sm_id]->rx_bad_ip_csum); 1792 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1793 rx_bad_ip_csum; 1794 1795 rx_bad_l4_csum = 1796 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1797 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1798 fwd_streams[sm_id]->rx_bad_l4_csum); 1799 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1800 rx_bad_l4_csum; 1801 1802 ports[fwd_streams[sm_id]->rx_port].rx_bad_outer_l4_csum += 1803 fwd_streams[sm_id]->rx_bad_outer_l4_csum; 1804 1805 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1806 fwd_cycles = (uint64_t) (fwd_cycles + 1807 fwd_streams[sm_id]->core_cycles); 1808 #endif 1809 } 1810 total_recv = 0; 1811 total_xmit = 0; 1812 total_rx_dropped = 0; 1813 total_tx_dropped = 0; 1814 total_rx_nombuf = 0; 1815 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1816 pt_id = fwd_ports_ids[i]; 1817 1818 port = &ports[pt_id]; 1819 rte_eth_stats_get(pt_id, &stats); 1820 stats.ipackets -= port->stats.ipackets; 1821 port->stats.ipackets = 0; 1822 stats.opackets -= port->stats.opackets; 1823 port->stats.opackets = 0; 1824 stats.ibytes -= port->stats.ibytes; 1825 port->stats.ibytes = 0; 1826 stats.obytes -= port->stats.obytes; 1827 port->stats.obytes = 0; 1828 stats.imissed -= port->stats.imissed; 1829 port->stats.imissed = 0; 1830 stats.oerrors -= port->stats.oerrors; 1831 port->stats.oerrors = 0; 1832 stats.rx_nombuf -= port->stats.rx_nombuf; 1833 port->stats.rx_nombuf = 0; 1834 1835 total_recv += stats.ipackets; 1836 total_xmit += stats.opackets; 1837 total_rx_dropped += stats.imissed; 1838 total_tx_dropped += port->tx_dropped; 1839 total_rx_nombuf += stats.rx_nombuf; 1840 1841 fwd_port_stats_display(pt_id, &stats); 1842 } 1843 1844 printf("\n %s Accumulated forward statistics for all ports" 1845 "%s\n", 1846 acc_stats_border, acc_stats_border); 1847 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1848 "%-"PRIu64"\n" 1849 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1850 "%-"PRIu64"\n", 1851 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1852 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1853 if (total_rx_nombuf > 0) 1854 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1855 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1856 "%s\n", 1857 acc_stats_border, acc_stats_border); 1858 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1859 if (total_recv > 0) 1860 printf("\n CPU cycles/packet=%u (total cycles=" 1861 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1862 (unsigned int)(fwd_cycles / total_recv), 1863 fwd_cycles, total_recv); 1864 #endif 1865 printf("\nDone.\n"); 1866 test_done = 1; 1867 } 1868 1869 void 1870 dev_set_link_up(portid_t pid) 1871 { 1872 if (rte_eth_dev_set_link_up(pid) < 0) 1873 printf("\nSet link up fail.\n"); 1874 } 1875 1876 void 1877 dev_set_link_down(portid_t pid) 1878 { 1879 if (rte_eth_dev_set_link_down(pid) < 0) 1880 printf("\nSet link down fail.\n"); 1881 } 1882 1883 static int 1884 all_ports_started(void) 1885 { 1886 portid_t pi; 1887 struct rte_port *port; 1888 1889 RTE_ETH_FOREACH_DEV(pi) { 1890 port = &ports[pi]; 1891 /* Check if there is a port which is not started */ 1892 if ((port->port_status != RTE_PORT_STARTED) && 1893 (port->slave_flag == 0)) 1894 return 0; 1895 } 1896 1897 /* No port is not started */ 1898 return 1; 1899 } 1900 1901 int 1902 port_is_stopped(portid_t port_id) 1903 { 1904 struct rte_port *port = &ports[port_id]; 1905 1906 if ((port->port_status != RTE_PORT_STOPPED) && 1907 (port->slave_flag == 0)) 1908 return 0; 1909 return 1; 1910 } 1911 1912 int 1913 all_ports_stopped(void) 1914 { 1915 portid_t pi; 1916 1917 RTE_ETH_FOREACH_DEV(pi) { 1918 if (!port_is_stopped(pi)) 1919 return 0; 1920 } 1921 1922 return 1; 1923 } 1924 1925 int 1926 port_is_started(portid_t port_id) 1927 { 1928 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1929 return 0; 1930 1931 if (ports[port_id].port_status != RTE_PORT_STARTED) 1932 return 0; 1933 1934 return 1; 1935 } 1936 1937 int 1938 start_port(portid_t pid) 1939 { 1940 int diag, need_check_link_status = -1; 1941 portid_t pi; 1942 queueid_t qi; 1943 struct rte_port *port; 1944 struct ether_addr mac_addr; 1945 1946 if (port_id_is_invalid(pid, ENABLED_WARN)) 1947 return 0; 1948 1949 if(dcb_config) 1950 dcb_test = 1; 1951 RTE_ETH_FOREACH_DEV(pi) { 1952 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1953 continue; 1954 1955 need_check_link_status = 0; 1956 port = &ports[pi]; 1957 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1958 RTE_PORT_HANDLING) == 0) { 1959 printf("Port %d is now not stopped\n", pi); 1960 continue; 1961 } 1962 1963 if (port->need_reconfig > 0) { 1964 port->need_reconfig = 0; 1965 1966 if (flow_isolate_all) { 1967 int ret = port_flow_isolate(pi, 1); 1968 if (ret) { 1969 printf("Failed to apply isolated" 1970 " mode on port %d\n", pi); 1971 return -1; 1972 } 1973 } 1974 configure_rxtx_dump_callbacks(0); 1975 printf("Configuring Port %d (socket %u)\n", pi, 1976 port->socket_id); 1977 /* configure port */ 1978 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1979 &(port->dev_conf)); 1980 if (diag != 0) { 1981 if (rte_atomic16_cmpset(&(port->port_status), 1982 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1983 printf("Port %d can not be set back " 1984 "to stopped\n", pi); 1985 printf("Fail to configure port %d\n", pi); 1986 /* try to reconfigure port next time */ 1987 port->need_reconfig = 1; 1988 return -1; 1989 } 1990 } 1991 if (port->need_reconfig_queues > 0) { 1992 port->need_reconfig_queues = 0; 1993 /* setup tx queues */ 1994 for (qi = 0; qi < nb_txq; qi++) { 1995 if ((numa_support) && 1996 (txring_numa[pi] != NUMA_NO_CONFIG)) 1997 diag = rte_eth_tx_queue_setup(pi, qi, 1998 port->nb_tx_desc[qi], 1999 txring_numa[pi], 2000 &(port->tx_conf[qi])); 2001 else 2002 diag = rte_eth_tx_queue_setup(pi, qi, 2003 port->nb_tx_desc[qi], 2004 port->socket_id, 2005 &(port->tx_conf[qi])); 2006 2007 if (diag == 0) 2008 continue; 2009 2010 /* Fail to setup tx queue, return */ 2011 if (rte_atomic16_cmpset(&(port->port_status), 2012 RTE_PORT_HANDLING, 2013 RTE_PORT_STOPPED) == 0) 2014 printf("Port %d can not be set back " 2015 "to stopped\n", pi); 2016 printf("Fail to configure port %d tx queues\n", 2017 pi); 2018 /* try to reconfigure queues next time */ 2019 port->need_reconfig_queues = 1; 2020 return -1; 2021 } 2022 for (qi = 0; qi < nb_rxq; qi++) { 2023 /* setup rx queues */ 2024 if ((numa_support) && 2025 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 2026 struct rte_mempool * mp = 2027 mbuf_pool_find(rxring_numa[pi]); 2028 if (mp == NULL) { 2029 printf("Failed to setup RX queue:" 2030 "No mempool allocation" 2031 " on the socket %d\n", 2032 rxring_numa[pi]); 2033 return -1; 2034 } 2035 2036 diag = rte_eth_rx_queue_setup(pi, qi, 2037 port->nb_rx_desc[qi], 2038 rxring_numa[pi], 2039 &(port->rx_conf[qi]), 2040 mp); 2041 } else { 2042 struct rte_mempool *mp = 2043 mbuf_pool_find(port->socket_id); 2044 if (mp == NULL) { 2045 printf("Failed to setup RX queue:" 2046 "No mempool allocation" 2047 " on the socket %d\n", 2048 port->socket_id); 2049 return -1; 2050 } 2051 diag = rte_eth_rx_queue_setup(pi, qi, 2052 port->nb_rx_desc[qi], 2053 port->socket_id, 2054 &(port->rx_conf[qi]), 2055 mp); 2056 } 2057 if (diag == 0) 2058 continue; 2059 2060 /* Fail to setup rx queue, return */ 2061 if (rte_atomic16_cmpset(&(port->port_status), 2062 RTE_PORT_HANDLING, 2063 RTE_PORT_STOPPED) == 0) 2064 printf("Port %d can not be set back " 2065 "to stopped\n", pi); 2066 printf("Fail to configure port %d rx queues\n", 2067 pi); 2068 /* try to reconfigure queues next time */ 2069 port->need_reconfig_queues = 1; 2070 return -1; 2071 } 2072 } 2073 configure_rxtx_dump_callbacks(verbose_level); 2074 /* start port */ 2075 if (rte_eth_dev_start(pi) < 0) { 2076 printf("Fail to start port %d\n", pi); 2077 2078 /* Fail to setup rx queue, return */ 2079 if (rte_atomic16_cmpset(&(port->port_status), 2080 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2081 printf("Port %d can not be set back to " 2082 "stopped\n", pi); 2083 continue; 2084 } 2085 2086 if (rte_atomic16_cmpset(&(port->port_status), 2087 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 2088 printf("Port %d can not be set into started\n", pi); 2089 2090 rte_eth_macaddr_get(pi, &mac_addr); 2091 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 2092 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 2093 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 2094 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 2095 2096 /* at least one port started, need checking link status */ 2097 need_check_link_status = 1; 2098 } 2099 2100 if (need_check_link_status == 1 && !no_link_check) 2101 check_all_ports_link_status(RTE_PORT_ALL); 2102 else if (need_check_link_status == 0) 2103 printf("Please stop the ports first\n"); 2104 2105 printf("Done\n"); 2106 return 0; 2107 } 2108 2109 void 2110 stop_port(portid_t pid) 2111 { 2112 portid_t pi; 2113 struct rte_port *port; 2114 int need_check_link_status = 0; 2115 2116 if (dcb_test) { 2117 dcb_test = 0; 2118 dcb_config = 0; 2119 } 2120 2121 if (port_id_is_invalid(pid, ENABLED_WARN)) 2122 return; 2123 2124 printf("Stopping ports...\n"); 2125 2126 RTE_ETH_FOREACH_DEV(pi) { 2127 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2128 continue; 2129 2130 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2131 printf("Please remove port %d from forwarding configuration.\n", pi); 2132 continue; 2133 } 2134 2135 if (port_is_bonding_slave(pi)) { 2136 printf("Please remove port %d from bonded device.\n", pi); 2137 continue; 2138 } 2139 2140 port = &ports[pi]; 2141 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 2142 RTE_PORT_HANDLING) == 0) 2143 continue; 2144 2145 rte_eth_dev_stop(pi); 2146 2147 if (rte_atomic16_cmpset(&(port->port_status), 2148 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2149 printf("Port %d can not be set into stopped\n", pi); 2150 need_check_link_status = 1; 2151 } 2152 if (need_check_link_status && !no_link_check) 2153 check_all_ports_link_status(RTE_PORT_ALL); 2154 2155 printf("Done\n"); 2156 } 2157 2158 static void 2159 remove_invalid_ports_in(portid_t *array, portid_t *total) 2160 { 2161 portid_t i; 2162 portid_t new_total = 0; 2163 2164 for (i = 0; i < *total; i++) 2165 if (!port_id_is_invalid(array[i], DISABLED_WARN)) { 2166 array[new_total] = array[i]; 2167 new_total++; 2168 } 2169 *total = new_total; 2170 } 2171 2172 static void 2173 remove_invalid_ports(void) 2174 { 2175 remove_invalid_ports_in(ports_ids, &nb_ports); 2176 remove_invalid_ports_in(fwd_ports_ids, &nb_fwd_ports); 2177 nb_cfg_ports = nb_fwd_ports; 2178 } 2179 2180 void 2181 close_port(portid_t pid) 2182 { 2183 portid_t pi; 2184 struct rte_port *port; 2185 2186 if (port_id_is_invalid(pid, ENABLED_WARN)) 2187 return; 2188 2189 printf("Closing ports...\n"); 2190 2191 RTE_ETH_FOREACH_DEV(pi) { 2192 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2193 continue; 2194 2195 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2196 printf("Please remove port %d from forwarding configuration.\n", pi); 2197 continue; 2198 } 2199 2200 if (port_is_bonding_slave(pi)) { 2201 printf("Please remove port %d from bonded device.\n", pi); 2202 continue; 2203 } 2204 2205 port = &ports[pi]; 2206 if (rte_atomic16_cmpset(&(port->port_status), 2207 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 2208 printf("Port %d is already closed\n", pi); 2209 continue; 2210 } 2211 2212 if (rte_atomic16_cmpset(&(port->port_status), 2213 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 2214 printf("Port %d is now not stopped\n", pi); 2215 continue; 2216 } 2217 2218 if (port->flow_list) 2219 port_flow_flush(pi); 2220 rte_eth_dev_close(pi); 2221 2222 remove_invalid_ports(); 2223 2224 if (rte_atomic16_cmpset(&(port->port_status), 2225 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 2226 printf("Port %d cannot be set to closed\n", pi); 2227 } 2228 2229 printf("Done\n"); 2230 } 2231 2232 void 2233 reset_port(portid_t pid) 2234 { 2235 int diag; 2236 portid_t pi; 2237 struct rte_port *port; 2238 2239 if (port_id_is_invalid(pid, ENABLED_WARN)) 2240 return; 2241 2242 printf("Resetting ports...\n"); 2243 2244 RTE_ETH_FOREACH_DEV(pi) { 2245 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2246 continue; 2247 2248 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2249 printf("Please remove port %d from forwarding " 2250 "configuration.\n", pi); 2251 continue; 2252 } 2253 2254 if (port_is_bonding_slave(pi)) { 2255 printf("Please remove port %d from bonded device.\n", 2256 pi); 2257 continue; 2258 } 2259 2260 diag = rte_eth_dev_reset(pi); 2261 if (diag == 0) { 2262 port = &ports[pi]; 2263 port->need_reconfig = 1; 2264 port->need_reconfig_queues = 1; 2265 } else { 2266 printf("Failed to reset port %d. diag=%d\n", pi, diag); 2267 } 2268 } 2269 2270 printf("Done\n"); 2271 } 2272 2273 void 2274 attach_port(char *identifier) 2275 { 2276 portid_t pi; 2277 struct rte_dev_iterator iterator; 2278 2279 printf("Attaching a new port...\n"); 2280 2281 if (identifier == NULL) { 2282 printf("Invalid parameters are specified\n"); 2283 return; 2284 } 2285 2286 if (rte_dev_probe(identifier) != 0) { 2287 TESTPMD_LOG(ERR, "Failed to attach port %s\n", identifier); 2288 return; 2289 } 2290 2291 /* first attach mode: event */ 2292 if (setup_on_probe_event) { 2293 /* new ports are detected on RTE_ETH_EVENT_NEW event */ 2294 for (pi = 0; pi < RTE_MAX_ETHPORTS; pi++) 2295 if (ports[pi].port_status == RTE_PORT_HANDLING && 2296 ports[pi].need_setup != 0) 2297 setup_attached_port(pi); 2298 return; 2299 } 2300 2301 /* second attach mode: iterator */ 2302 RTE_ETH_FOREACH_MATCHING_DEV(pi, identifier, &iterator) { 2303 /* setup ports matching the devargs used for probing */ 2304 if (port_is_forwarding(pi)) 2305 continue; /* port was already attached before */ 2306 setup_attached_port(pi); 2307 } 2308 } 2309 2310 static void 2311 setup_attached_port(portid_t pi) 2312 { 2313 unsigned int socket_id; 2314 2315 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 2316 /* if socket_id is invalid, set to the first available socket. */ 2317 if (check_socket_id(socket_id) < 0) 2318 socket_id = socket_ids[0]; 2319 reconfig(pi, socket_id); 2320 rte_eth_promiscuous_enable(pi); 2321 2322 ports_ids[nb_ports++] = pi; 2323 fwd_ports_ids[nb_fwd_ports++] = pi; 2324 nb_cfg_ports = nb_fwd_ports; 2325 ports[pi].need_setup = 0; 2326 ports[pi].port_status = RTE_PORT_STOPPED; 2327 2328 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 2329 printf("Done\n"); 2330 } 2331 2332 void 2333 detach_port_device(portid_t port_id) 2334 { 2335 struct rte_device *dev; 2336 portid_t sibling; 2337 2338 printf("Removing a device...\n"); 2339 2340 dev = rte_eth_devices[port_id].device; 2341 if (dev == NULL) { 2342 printf("Device already removed\n"); 2343 return; 2344 } 2345 2346 if (ports[port_id].port_status != RTE_PORT_CLOSED) { 2347 if (ports[port_id].port_status != RTE_PORT_STOPPED) { 2348 printf("Port not stopped\n"); 2349 return; 2350 } 2351 printf("Port was not closed\n"); 2352 if (ports[port_id].flow_list) 2353 port_flow_flush(port_id); 2354 } 2355 2356 if (rte_dev_remove(dev) != 0) { 2357 TESTPMD_LOG(ERR, "Failed to detach device %s\n", dev->name); 2358 return; 2359 } 2360 2361 for (sibling = 0; sibling < RTE_MAX_ETHPORTS; sibling++) { 2362 if (rte_eth_devices[sibling].device != dev) 2363 continue; 2364 /* reset mapping between old ports and removed device */ 2365 rte_eth_devices[sibling].device = NULL; 2366 if (ports[sibling].port_status != RTE_PORT_CLOSED) { 2367 /* sibling ports are forced to be closed */ 2368 ports[sibling].port_status = RTE_PORT_CLOSED; 2369 printf("Port %u is closed\n", sibling); 2370 } 2371 } 2372 2373 remove_invalid_ports(); 2374 2375 printf("Device of port %u is detached\n", port_id); 2376 printf("Now total ports is %d\n", nb_ports); 2377 printf("Done\n"); 2378 return; 2379 } 2380 2381 void 2382 pmd_test_exit(void) 2383 { 2384 struct rte_device *device; 2385 portid_t pt_id; 2386 int ret; 2387 2388 if (test_done == 0) 2389 stop_packet_forwarding(); 2390 2391 if (ports != NULL) { 2392 no_link_check = 1; 2393 RTE_ETH_FOREACH_DEV(pt_id) { 2394 printf("\nStopping port %d...\n", pt_id); 2395 fflush(stdout); 2396 stop_port(pt_id); 2397 } 2398 RTE_ETH_FOREACH_DEV(pt_id) { 2399 printf("\nShutting down port %d...\n", pt_id); 2400 fflush(stdout); 2401 close_port(pt_id); 2402 2403 /* 2404 * This is a workaround to fix a virtio-user issue that 2405 * requires to call clean-up routine to remove existing 2406 * socket. 2407 * This workaround valid only for testpmd, needs a fix 2408 * valid for all applications. 2409 * TODO: Implement proper resource cleanup 2410 */ 2411 device = rte_eth_devices[pt_id].device; 2412 if (device && !strcmp(device->driver->name, "net_virtio_user")) 2413 detach_port_device(pt_id); 2414 } 2415 } 2416 2417 if (hot_plug) { 2418 ret = rte_dev_event_monitor_stop(); 2419 if (ret) { 2420 RTE_LOG(ERR, EAL, 2421 "fail to stop device event monitor."); 2422 return; 2423 } 2424 2425 ret = rte_dev_event_callback_unregister(NULL, 2426 dev_event_callback, NULL); 2427 if (ret < 0) { 2428 RTE_LOG(ERR, EAL, 2429 "fail to unregister device event callback.\n"); 2430 return; 2431 } 2432 2433 ret = rte_dev_hotplug_handle_disable(); 2434 if (ret) { 2435 RTE_LOG(ERR, EAL, 2436 "fail to disable hotplug handling.\n"); 2437 return; 2438 } 2439 } 2440 2441 printf("\nBye...\n"); 2442 } 2443 2444 typedef void (*cmd_func_t)(void); 2445 struct pmd_test_command { 2446 const char *cmd_name; 2447 cmd_func_t cmd_func; 2448 }; 2449 2450 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 2451 2452 /* Check the link status of all ports in up to 9s, and print them finally */ 2453 static void 2454 check_all_ports_link_status(uint32_t port_mask) 2455 { 2456 #define CHECK_INTERVAL 100 /* 100ms */ 2457 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 2458 portid_t portid; 2459 uint8_t count, all_ports_up, print_flag = 0; 2460 struct rte_eth_link link; 2461 2462 printf("Checking link statuses...\n"); 2463 fflush(stdout); 2464 for (count = 0; count <= MAX_CHECK_TIME; count++) { 2465 all_ports_up = 1; 2466 RTE_ETH_FOREACH_DEV(portid) { 2467 if ((port_mask & (1 << portid)) == 0) 2468 continue; 2469 memset(&link, 0, sizeof(link)); 2470 rte_eth_link_get_nowait(portid, &link); 2471 /* print link status if flag set */ 2472 if (print_flag == 1) { 2473 if (link.link_status) 2474 printf( 2475 "Port%d Link Up. speed %u Mbps- %s\n", 2476 portid, link.link_speed, 2477 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 2478 ("full-duplex") : ("half-duplex\n")); 2479 else 2480 printf("Port %d Link Down\n", portid); 2481 continue; 2482 } 2483 /* clear all_ports_up flag if any link down */ 2484 if (link.link_status == ETH_LINK_DOWN) { 2485 all_ports_up = 0; 2486 break; 2487 } 2488 } 2489 /* after finally printing all link status, get out */ 2490 if (print_flag == 1) 2491 break; 2492 2493 if (all_ports_up == 0) { 2494 fflush(stdout); 2495 rte_delay_ms(CHECK_INTERVAL); 2496 } 2497 2498 /* set the print_flag if all ports up or timeout */ 2499 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 2500 print_flag = 1; 2501 } 2502 2503 if (lsc_interrupt) 2504 break; 2505 } 2506 } 2507 2508 /* 2509 * This callback is for remove a port for a device. It has limitation because 2510 * it is not for multiple port removal for a device. 2511 * TODO: the device detach invoke will plan to be removed from user side to 2512 * eal. And convert all PMDs to free port resources on ether device closing. 2513 */ 2514 static void 2515 rmv_port_callback(void *arg) 2516 { 2517 int need_to_start = 0; 2518 int org_no_link_check = no_link_check; 2519 portid_t port_id = (intptr_t)arg; 2520 2521 RTE_ETH_VALID_PORTID_OR_RET(port_id); 2522 2523 if (!test_done && port_is_forwarding(port_id)) { 2524 need_to_start = 1; 2525 stop_packet_forwarding(); 2526 } 2527 no_link_check = 1; 2528 stop_port(port_id); 2529 no_link_check = org_no_link_check; 2530 close_port(port_id); 2531 detach_port_device(port_id); 2532 if (need_to_start) 2533 start_packet_forwarding(0); 2534 } 2535 2536 /* This function is used by the interrupt thread */ 2537 static int 2538 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 2539 void *ret_param) 2540 { 2541 RTE_SET_USED(param); 2542 RTE_SET_USED(ret_param); 2543 2544 if (type >= RTE_ETH_EVENT_MAX) { 2545 fprintf(stderr, "\nPort %" PRIu16 ": %s called upon invalid event %d\n", 2546 port_id, __func__, type); 2547 fflush(stderr); 2548 } else if (event_print_mask & (UINT32_C(1) << type)) { 2549 printf("\nPort %" PRIu16 ": %s event\n", port_id, 2550 eth_event_desc[type]); 2551 fflush(stdout); 2552 } 2553 2554 switch (type) { 2555 case RTE_ETH_EVENT_NEW: 2556 ports[port_id].need_setup = 1; 2557 ports[port_id].port_status = RTE_PORT_HANDLING; 2558 break; 2559 case RTE_ETH_EVENT_INTR_RMV: 2560 if (port_id_is_invalid(port_id, DISABLED_WARN)) 2561 break; 2562 if (rte_eal_alarm_set(100000, 2563 rmv_port_callback, (void *)(intptr_t)port_id)) 2564 fprintf(stderr, "Could not set up deferred device removal\n"); 2565 break; 2566 default: 2567 break; 2568 } 2569 return 0; 2570 } 2571 2572 static int 2573 register_eth_event_callback(void) 2574 { 2575 int ret; 2576 enum rte_eth_event_type event; 2577 2578 for (event = RTE_ETH_EVENT_UNKNOWN; 2579 event < RTE_ETH_EVENT_MAX; event++) { 2580 ret = rte_eth_dev_callback_register(RTE_ETH_ALL, 2581 event, 2582 eth_event_callback, 2583 NULL); 2584 if (ret != 0) { 2585 TESTPMD_LOG(ERR, "Failed to register callback for " 2586 "%s event\n", eth_event_desc[event]); 2587 return -1; 2588 } 2589 } 2590 2591 return 0; 2592 } 2593 2594 /* This function is used by the interrupt thread */ 2595 static void 2596 dev_event_callback(const char *device_name, enum rte_dev_event_type type, 2597 __rte_unused void *arg) 2598 { 2599 uint16_t port_id; 2600 int ret; 2601 2602 if (type >= RTE_DEV_EVENT_MAX) { 2603 fprintf(stderr, "%s called upon invalid event %d\n", 2604 __func__, type); 2605 fflush(stderr); 2606 } 2607 2608 switch (type) { 2609 case RTE_DEV_EVENT_REMOVE: 2610 RTE_LOG(DEBUG, EAL, "The device: %s has been removed!\n", 2611 device_name); 2612 ret = rte_eth_dev_get_port_by_name(device_name, &port_id); 2613 if (ret) { 2614 RTE_LOG(ERR, EAL, "can not get port by device %s!\n", 2615 device_name); 2616 return; 2617 } 2618 /* 2619 * Because the user's callback is invoked in eal interrupt 2620 * callback, the interrupt callback need to be finished before 2621 * it can be unregistered when detaching device. So finish 2622 * callback soon and use a deferred removal to detach device 2623 * is need. It is a workaround, once the device detaching be 2624 * moved into the eal in the future, the deferred removal could 2625 * be deleted. 2626 */ 2627 if (rte_eal_alarm_set(100000, 2628 rmv_port_callback, (void *)(intptr_t)port_id)) 2629 RTE_LOG(ERR, EAL, 2630 "Could not set up deferred device removal\n"); 2631 break; 2632 case RTE_DEV_EVENT_ADD: 2633 RTE_LOG(ERR, EAL, "The device: %s has been added!\n", 2634 device_name); 2635 /* TODO: After finish kernel driver binding, 2636 * begin to attach port. 2637 */ 2638 break; 2639 default: 2640 break; 2641 } 2642 } 2643 2644 static int 2645 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2646 { 2647 uint16_t i; 2648 int diag; 2649 uint8_t mapping_found = 0; 2650 2651 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 2652 if ((tx_queue_stats_mappings[i].port_id == port_id) && 2653 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 2654 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 2655 tx_queue_stats_mappings[i].queue_id, 2656 tx_queue_stats_mappings[i].stats_counter_id); 2657 if (diag != 0) 2658 return diag; 2659 mapping_found = 1; 2660 } 2661 } 2662 if (mapping_found) 2663 port->tx_queue_stats_mapping_enabled = 1; 2664 return 0; 2665 } 2666 2667 static int 2668 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2669 { 2670 uint16_t i; 2671 int diag; 2672 uint8_t mapping_found = 0; 2673 2674 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 2675 if ((rx_queue_stats_mappings[i].port_id == port_id) && 2676 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 2677 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 2678 rx_queue_stats_mappings[i].queue_id, 2679 rx_queue_stats_mappings[i].stats_counter_id); 2680 if (diag != 0) 2681 return diag; 2682 mapping_found = 1; 2683 } 2684 } 2685 if (mapping_found) 2686 port->rx_queue_stats_mapping_enabled = 1; 2687 return 0; 2688 } 2689 2690 static void 2691 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port) 2692 { 2693 int diag = 0; 2694 2695 diag = set_tx_queue_stats_mapping_registers(pi, port); 2696 if (diag != 0) { 2697 if (diag == -ENOTSUP) { 2698 port->tx_queue_stats_mapping_enabled = 0; 2699 printf("TX queue stats mapping not supported port id=%d\n", pi); 2700 } 2701 else 2702 rte_exit(EXIT_FAILURE, 2703 "set_tx_queue_stats_mapping_registers " 2704 "failed for port id=%d diag=%d\n", 2705 pi, diag); 2706 } 2707 2708 diag = set_rx_queue_stats_mapping_registers(pi, port); 2709 if (diag != 0) { 2710 if (diag == -ENOTSUP) { 2711 port->rx_queue_stats_mapping_enabled = 0; 2712 printf("RX queue stats mapping not supported port id=%d\n", pi); 2713 } 2714 else 2715 rte_exit(EXIT_FAILURE, 2716 "set_rx_queue_stats_mapping_registers " 2717 "failed for port id=%d diag=%d\n", 2718 pi, diag); 2719 } 2720 } 2721 2722 static void 2723 rxtx_port_config(struct rte_port *port) 2724 { 2725 uint16_t qid; 2726 2727 for (qid = 0; qid < nb_rxq; qid++) { 2728 port->rx_conf[qid] = port->dev_info.default_rxconf; 2729 2730 /* Check if any Rx parameters have been passed */ 2731 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2732 port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh; 2733 2734 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2735 port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh; 2736 2737 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2738 port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh; 2739 2740 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2741 port->rx_conf[qid].rx_free_thresh = rx_free_thresh; 2742 2743 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2744 port->rx_conf[qid].rx_drop_en = rx_drop_en; 2745 2746 port->nb_rx_desc[qid] = nb_rxd; 2747 } 2748 2749 for (qid = 0; qid < nb_txq; qid++) { 2750 port->tx_conf[qid] = port->dev_info.default_txconf; 2751 2752 /* Check if any Tx parameters have been passed */ 2753 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2754 port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh; 2755 2756 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2757 port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh; 2758 2759 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2760 port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh; 2761 2762 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2763 port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh; 2764 2765 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2766 port->tx_conf[qid].tx_free_thresh = tx_free_thresh; 2767 2768 port->nb_tx_desc[qid] = nb_txd; 2769 } 2770 } 2771 2772 void 2773 init_port_config(void) 2774 { 2775 portid_t pid; 2776 struct rte_port *port; 2777 2778 RTE_ETH_FOREACH_DEV(pid) { 2779 port = &ports[pid]; 2780 port->dev_conf.fdir_conf = fdir_conf; 2781 rte_eth_dev_info_get(pid, &port->dev_info); 2782 if (nb_rxq > 1) { 2783 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2784 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 2785 rss_hf & port->dev_info.flow_type_rss_offloads; 2786 } else { 2787 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2788 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2789 } 2790 2791 if (port->dcb_flag == 0) { 2792 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2793 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2794 else 2795 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2796 } 2797 2798 rxtx_port_config(port); 2799 2800 rte_eth_macaddr_get(pid, &port->eth_addr); 2801 2802 map_port_queue_stats_mapping_registers(pid, port); 2803 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2804 rte_pmd_ixgbe_bypass_init(pid); 2805 #endif 2806 2807 if (lsc_interrupt && 2808 (rte_eth_devices[pid].data->dev_flags & 2809 RTE_ETH_DEV_INTR_LSC)) 2810 port->dev_conf.intr_conf.lsc = 1; 2811 if (rmv_interrupt && 2812 (rte_eth_devices[pid].data->dev_flags & 2813 RTE_ETH_DEV_INTR_RMV)) 2814 port->dev_conf.intr_conf.rmv = 1; 2815 } 2816 } 2817 2818 void set_port_slave_flag(portid_t slave_pid) 2819 { 2820 struct rte_port *port; 2821 2822 port = &ports[slave_pid]; 2823 port->slave_flag = 1; 2824 } 2825 2826 void clear_port_slave_flag(portid_t slave_pid) 2827 { 2828 struct rte_port *port; 2829 2830 port = &ports[slave_pid]; 2831 port->slave_flag = 0; 2832 } 2833 2834 uint8_t port_is_bonding_slave(portid_t slave_pid) 2835 { 2836 struct rte_port *port; 2837 2838 port = &ports[slave_pid]; 2839 if ((rte_eth_devices[slave_pid].data->dev_flags & 2840 RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1)) 2841 return 1; 2842 return 0; 2843 } 2844 2845 const uint16_t vlan_tags[] = { 2846 0, 1, 2, 3, 4, 5, 6, 7, 2847 8, 9, 10, 11, 12, 13, 14, 15, 2848 16, 17, 18, 19, 20, 21, 22, 23, 2849 24, 25, 26, 27, 28, 29, 30, 31 2850 }; 2851 2852 static int 2853 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf, 2854 enum dcb_mode_enable dcb_mode, 2855 enum rte_eth_nb_tcs num_tcs, 2856 uint8_t pfc_en) 2857 { 2858 uint8_t i; 2859 int32_t rc; 2860 struct rte_eth_rss_conf rss_conf; 2861 2862 /* 2863 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2864 * given above, and the number of traffic classes available for use. 2865 */ 2866 if (dcb_mode == DCB_VT_ENABLED) { 2867 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2868 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2869 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2870 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2871 2872 /* VMDQ+DCB RX and TX configurations */ 2873 vmdq_rx_conf->enable_default_pool = 0; 2874 vmdq_rx_conf->default_pool = 0; 2875 vmdq_rx_conf->nb_queue_pools = 2876 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2877 vmdq_tx_conf->nb_queue_pools = 2878 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2879 2880 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2881 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2882 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2883 vmdq_rx_conf->pool_map[i].pools = 2884 1 << (i % vmdq_rx_conf->nb_queue_pools); 2885 } 2886 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2887 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 2888 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 2889 } 2890 2891 /* set DCB mode of RX and TX of multiple queues */ 2892 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2893 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2894 } else { 2895 struct rte_eth_dcb_rx_conf *rx_conf = 2896 ð_conf->rx_adv_conf.dcb_rx_conf; 2897 struct rte_eth_dcb_tx_conf *tx_conf = 2898 ð_conf->tx_adv_conf.dcb_tx_conf; 2899 2900 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf); 2901 if (rc != 0) 2902 return rc; 2903 2904 rx_conf->nb_tcs = num_tcs; 2905 tx_conf->nb_tcs = num_tcs; 2906 2907 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2908 rx_conf->dcb_tc[i] = i % num_tcs; 2909 tx_conf->dcb_tc[i] = i % num_tcs; 2910 } 2911 2912 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2913 eth_conf->rx_adv_conf.rss_conf = rss_conf; 2914 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2915 } 2916 2917 if (pfc_en) 2918 eth_conf->dcb_capability_en = 2919 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2920 else 2921 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2922 2923 return 0; 2924 } 2925 2926 int 2927 init_port_dcb_config(portid_t pid, 2928 enum dcb_mode_enable dcb_mode, 2929 enum rte_eth_nb_tcs num_tcs, 2930 uint8_t pfc_en) 2931 { 2932 struct rte_eth_conf port_conf; 2933 struct rte_port *rte_port; 2934 int retval; 2935 uint16_t i; 2936 2937 rte_port = &ports[pid]; 2938 2939 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2940 /* Enter DCB configuration status */ 2941 dcb_config = 1; 2942 2943 port_conf.rxmode = rte_port->dev_conf.rxmode; 2944 port_conf.txmode = rte_port->dev_conf.txmode; 2945 2946 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2947 retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en); 2948 if (retval < 0) 2949 return retval; 2950 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2951 2952 /* re-configure the device . */ 2953 rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf); 2954 2955 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2956 2957 /* If dev_info.vmdq_pool_base is greater than 0, 2958 * the queue id of vmdq pools is started after pf queues. 2959 */ 2960 if (dcb_mode == DCB_VT_ENABLED && 2961 rte_port->dev_info.vmdq_pool_base > 0) { 2962 printf("VMDQ_DCB multi-queue mode is nonsensical" 2963 " for port %d.", pid); 2964 return -1; 2965 } 2966 2967 /* Assume the ports in testpmd have the same dcb capability 2968 * and has the same number of rxq and txq in dcb mode 2969 */ 2970 if (dcb_mode == DCB_VT_ENABLED) { 2971 if (rte_port->dev_info.max_vfs > 0) { 2972 nb_rxq = rte_port->dev_info.nb_rx_queues; 2973 nb_txq = rte_port->dev_info.nb_tx_queues; 2974 } else { 2975 nb_rxq = rte_port->dev_info.max_rx_queues; 2976 nb_txq = rte_port->dev_info.max_tx_queues; 2977 } 2978 } else { 2979 /*if vt is disabled, use all pf queues */ 2980 if (rte_port->dev_info.vmdq_pool_base == 0) { 2981 nb_rxq = rte_port->dev_info.max_rx_queues; 2982 nb_txq = rte_port->dev_info.max_tx_queues; 2983 } else { 2984 nb_rxq = (queueid_t)num_tcs; 2985 nb_txq = (queueid_t)num_tcs; 2986 2987 } 2988 } 2989 rx_free_thresh = 64; 2990 2991 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 2992 2993 rxtx_port_config(rte_port); 2994 /* VLAN filter */ 2995 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2996 for (i = 0; i < RTE_DIM(vlan_tags); i++) 2997 rx_vft_set(pid, vlan_tags[i], 1); 2998 2999 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 3000 map_port_queue_stats_mapping_registers(pid, rte_port); 3001 3002 rte_port->dcb_flag = 1; 3003 3004 return 0; 3005 } 3006 3007 static void 3008 init_port(void) 3009 { 3010 /* Configuration of Ethernet ports. */ 3011 ports = rte_zmalloc("testpmd: ports", 3012 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 3013 RTE_CACHE_LINE_SIZE); 3014 if (ports == NULL) { 3015 rte_exit(EXIT_FAILURE, 3016 "rte_zmalloc(%d struct rte_port) failed\n", 3017 RTE_MAX_ETHPORTS); 3018 } 3019 3020 /* Initialize ports NUMA structures */ 3021 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3022 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3023 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3024 } 3025 3026 static void 3027 force_quit(void) 3028 { 3029 pmd_test_exit(); 3030 prompt_exit(); 3031 } 3032 3033 static void 3034 print_stats(void) 3035 { 3036 uint8_t i; 3037 const char clr[] = { 27, '[', '2', 'J', '\0' }; 3038 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 3039 3040 /* Clear screen and move to top left */ 3041 printf("%s%s", clr, top_left); 3042 3043 printf("\nPort statistics ===================================="); 3044 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 3045 nic_stats_display(fwd_ports_ids[i]); 3046 } 3047 3048 static void 3049 signal_handler(int signum) 3050 { 3051 if (signum == SIGINT || signum == SIGTERM) { 3052 printf("\nSignal %d received, preparing to exit...\n", 3053 signum); 3054 #ifdef RTE_LIBRTE_PDUMP 3055 /* uninitialize packet capture framework */ 3056 rte_pdump_uninit(); 3057 #endif 3058 #ifdef RTE_LIBRTE_LATENCY_STATS 3059 rte_latencystats_uninit(); 3060 #endif 3061 force_quit(); 3062 /* Set flag to indicate the force termination. */ 3063 f_quit = 1; 3064 /* exit with the expected status */ 3065 signal(signum, SIG_DFL); 3066 kill(getpid(), signum); 3067 } 3068 } 3069 3070 int 3071 main(int argc, char** argv) 3072 { 3073 int diag; 3074 portid_t port_id; 3075 uint16_t count; 3076 int ret; 3077 3078 signal(SIGINT, signal_handler); 3079 signal(SIGTERM, signal_handler); 3080 3081 diag = rte_eal_init(argc, argv); 3082 if (diag < 0) 3083 rte_panic("Cannot init EAL\n"); 3084 3085 testpmd_logtype = rte_log_register("testpmd"); 3086 if (testpmd_logtype < 0) 3087 rte_panic("Cannot register log type"); 3088 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 3089 3090 ret = register_eth_event_callback(); 3091 if (ret != 0) 3092 rte_panic("Cannot register for ethdev events"); 3093 3094 #ifdef RTE_LIBRTE_PDUMP 3095 /* initialize packet capture framework */ 3096 rte_pdump_init(); 3097 #endif 3098 3099 count = 0; 3100 RTE_ETH_FOREACH_DEV(port_id) { 3101 ports_ids[count] = port_id; 3102 count++; 3103 } 3104 nb_ports = (portid_t) count; 3105 if (nb_ports == 0) 3106 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 3107 3108 /* allocate port structures, and init them */ 3109 init_port(); 3110 3111 set_def_fwd_config(); 3112 if (nb_lcores == 0) 3113 rte_panic("Empty set of forwarding logical cores - check the " 3114 "core mask supplied in the command parameters\n"); 3115 3116 /* Bitrate/latency stats disabled by default */ 3117 #ifdef RTE_LIBRTE_BITRATE 3118 bitrate_enabled = 0; 3119 #endif 3120 #ifdef RTE_LIBRTE_LATENCY_STATS 3121 latencystats_enabled = 0; 3122 #endif 3123 3124 /* on FreeBSD, mlockall() is disabled by default */ 3125 #ifdef RTE_EXEC_ENV_BSDAPP 3126 do_mlockall = 0; 3127 #else 3128 do_mlockall = 1; 3129 #endif 3130 3131 argc -= diag; 3132 argv += diag; 3133 if (argc > 1) 3134 launch_args_parse(argc, argv); 3135 3136 if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) { 3137 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 3138 strerror(errno)); 3139 } 3140 3141 if (tx_first && interactive) 3142 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 3143 "interactive mode.\n"); 3144 3145 if (tx_first && lsc_interrupt) { 3146 printf("Warning: lsc_interrupt needs to be off when " 3147 " using tx_first. Disabling.\n"); 3148 lsc_interrupt = 0; 3149 } 3150 3151 if (!nb_rxq && !nb_txq) 3152 printf("Warning: Either rx or tx queues should be non-zero\n"); 3153 3154 if (nb_rxq > 1 && nb_rxq > nb_txq) 3155 printf("Warning: nb_rxq=%d enables RSS configuration, " 3156 "but nb_txq=%d will prevent to fully test it.\n", 3157 nb_rxq, nb_txq); 3158 3159 init_config(); 3160 3161 if (hot_plug) { 3162 ret = rte_dev_hotplug_handle_enable(); 3163 if (ret) { 3164 RTE_LOG(ERR, EAL, 3165 "fail to enable hotplug handling."); 3166 return -1; 3167 } 3168 3169 ret = rte_dev_event_monitor_start(); 3170 if (ret) { 3171 RTE_LOG(ERR, EAL, 3172 "fail to start device event monitoring."); 3173 return -1; 3174 } 3175 3176 ret = rte_dev_event_callback_register(NULL, 3177 dev_event_callback, NULL); 3178 if (ret) { 3179 RTE_LOG(ERR, EAL, 3180 "fail to register device event callback\n"); 3181 return -1; 3182 } 3183 } 3184 3185 if (start_port(RTE_PORT_ALL) != 0) 3186 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 3187 3188 /* set all ports to promiscuous mode by default */ 3189 RTE_ETH_FOREACH_DEV(port_id) 3190 rte_eth_promiscuous_enable(port_id); 3191 3192 /* Init metrics library */ 3193 rte_metrics_init(rte_socket_id()); 3194 3195 #ifdef RTE_LIBRTE_LATENCY_STATS 3196 if (latencystats_enabled != 0) { 3197 int ret = rte_latencystats_init(1, NULL); 3198 if (ret) 3199 printf("Warning: latencystats init()" 3200 " returned error %d\n", ret); 3201 printf("Latencystats running on lcore %d\n", 3202 latencystats_lcore_id); 3203 } 3204 #endif 3205 3206 /* Setup bitrate stats */ 3207 #ifdef RTE_LIBRTE_BITRATE 3208 if (bitrate_enabled != 0) { 3209 bitrate_data = rte_stats_bitrate_create(); 3210 if (bitrate_data == NULL) 3211 rte_exit(EXIT_FAILURE, 3212 "Could not allocate bitrate data.\n"); 3213 rte_stats_bitrate_reg(bitrate_data); 3214 } 3215 #endif 3216 3217 #ifdef RTE_LIBRTE_CMDLINE 3218 if (strlen(cmdline_filename) != 0) 3219 cmdline_read_from_file(cmdline_filename); 3220 3221 if (interactive == 1) { 3222 if (auto_start) { 3223 printf("Start automatic packet forwarding\n"); 3224 start_packet_forwarding(0); 3225 } 3226 prompt(); 3227 pmd_test_exit(); 3228 } else 3229 #endif 3230 { 3231 char c; 3232 int rc; 3233 3234 f_quit = 0; 3235 3236 printf("No commandline core given, start packet forwarding\n"); 3237 start_packet_forwarding(tx_first); 3238 if (stats_period != 0) { 3239 uint64_t prev_time = 0, cur_time, diff_time = 0; 3240 uint64_t timer_period; 3241 3242 /* Convert to number of cycles */ 3243 timer_period = stats_period * rte_get_timer_hz(); 3244 3245 while (f_quit == 0) { 3246 cur_time = rte_get_timer_cycles(); 3247 diff_time += cur_time - prev_time; 3248 3249 if (diff_time >= timer_period) { 3250 print_stats(); 3251 /* Reset the timer */ 3252 diff_time = 0; 3253 } 3254 /* Sleep to avoid unnecessary checks */ 3255 prev_time = cur_time; 3256 sleep(1); 3257 } 3258 } 3259 3260 printf("Press enter to exit\n"); 3261 rc = read(0, &c, 1); 3262 pmd_test_exit(); 3263 if (rc < 0) 3264 return 1; 3265 } 3266 3267 return 0; 3268 } 3269