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 inline uint32_t 653 log2_u64(uint64_t v) 654 { 655 if (v == 0) 656 return 0; 657 v = rte_align64pow2(v); 658 return rte_bsf64(v); 659 } 660 661 static int 662 pagesz_flags(uint64_t page_sz) 663 { 664 /* as per mmap() manpage, all page sizes are log2 of page size 665 * shifted by MAP_HUGE_SHIFT 666 */ 667 int log2 = log2_u64(page_sz); 668 669 return (log2 << HUGE_SHIFT); 670 } 671 672 static void * 673 alloc_mem(size_t memsz, size_t pgsz, bool huge) 674 { 675 void *addr; 676 int flags; 677 678 /* allocate anonymous hugepages */ 679 flags = MAP_ANONYMOUS | MAP_PRIVATE; 680 if (huge) 681 flags |= HUGE_FLAG | pagesz_flags(pgsz); 682 683 addr = mmap(NULL, memsz, PROT_READ | PROT_WRITE, flags, -1, 0); 684 if (addr == MAP_FAILED) 685 return NULL; 686 687 return addr; 688 } 689 690 struct extmem_param { 691 void *addr; 692 size_t len; 693 size_t pgsz; 694 rte_iova_t *iova_table; 695 unsigned int iova_table_len; 696 }; 697 698 static int 699 create_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, struct extmem_param *param, 700 bool huge) 701 { 702 uint64_t pgsizes[] = {RTE_PGSIZE_2M, RTE_PGSIZE_1G, /* x86_64, ARM */ 703 RTE_PGSIZE_16M, RTE_PGSIZE_16G}; /* POWER */ 704 unsigned int cur_page, n_pages, pgsz_idx; 705 size_t mem_sz, cur_pgsz; 706 rte_iova_t *iovas = NULL; 707 void *addr; 708 int ret; 709 710 for (pgsz_idx = 0; pgsz_idx < RTE_DIM(pgsizes); pgsz_idx++) { 711 /* skip anything that is too big */ 712 if (pgsizes[pgsz_idx] > SIZE_MAX) 713 continue; 714 715 cur_pgsz = pgsizes[pgsz_idx]; 716 717 /* if we were told not to allocate hugepages, override */ 718 if (!huge) 719 cur_pgsz = sysconf(_SC_PAGESIZE); 720 721 ret = calc_mem_size(nb_mbufs, mbuf_sz, cur_pgsz, &mem_sz); 722 if (ret < 0) { 723 TESTPMD_LOG(ERR, "Cannot calculate memory size\n"); 724 return -1; 725 } 726 727 /* allocate our memory */ 728 addr = alloc_mem(mem_sz, cur_pgsz, huge); 729 730 /* if we couldn't allocate memory with a specified page size, 731 * that doesn't mean we can't do it with other page sizes, so 732 * try another one. 733 */ 734 if (addr == NULL) 735 continue; 736 737 /* store IOVA addresses for every page in this memory area */ 738 n_pages = mem_sz / cur_pgsz; 739 740 iovas = malloc(sizeof(*iovas) * n_pages); 741 742 if (iovas == NULL) { 743 TESTPMD_LOG(ERR, "Cannot allocate memory for iova addresses\n"); 744 goto fail; 745 } 746 /* lock memory if it's not huge pages */ 747 if (!huge) 748 mlock(addr, mem_sz); 749 750 /* populate IOVA addresses */ 751 for (cur_page = 0; cur_page < n_pages; cur_page++) { 752 rte_iova_t iova; 753 size_t offset; 754 void *cur; 755 756 offset = cur_pgsz * cur_page; 757 cur = RTE_PTR_ADD(addr, offset); 758 759 /* touch the page before getting its IOVA */ 760 *(volatile char *)cur = 0; 761 762 iova = rte_mem_virt2iova(cur); 763 764 iovas[cur_page] = iova; 765 } 766 767 break; 768 } 769 /* if we couldn't allocate anything */ 770 if (iovas == NULL) 771 return -1; 772 773 param->addr = addr; 774 param->len = mem_sz; 775 param->pgsz = cur_pgsz; 776 param->iova_table = iovas; 777 param->iova_table_len = n_pages; 778 779 return 0; 780 fail: 781 if (iovas) 782 free(iovas); 783 if (addr) 784 munmap(addr, mem_sz); 785 786 return -1; 787 } 788 789 static int 790 setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge) 791 { 792 struct extmem_param param; 793 int socket_id, ret; 794 795 memset(¶m, 0, sizeof(param)); 796 797 /* check if our heap exists */ 798 socket_id = rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 799 if (socket_id < 0) { 800 /* create our heap */ 801 ret = rte_malloc_heap_create(EXTMEM_HEAP_NAME); 802 if (ret < 0) { 803 TESTPMD_LOG(ERR, "Cannot create heap\n"); 804 return -1; 805 } 806 } 807 808 ret = create_extmem(nb_mbufs, mbuf_sz, ¶m, huge); 809 if (ret < 0) { 810 TESTPMD_LOG(ERR, "Cannot create memory area\n"); 811 return -1; 812 } 813 814 /* we now have a valid memory area, so add it to heap */ 815 ret = rte_malloc_heap_memory_add(EXTMEM_HEAP_NAME, 816 param.addr, param.len, param.iova_table, 817 param.iova_table_len, param.pgsz); 818 819 /* when using VFIO, memory is automatically mapped for DMA by EAL */ 820 821 /* not needed any more */ 822 free(param.iova_table); 823 824 if (ret < 0) { 825 TESTPMD_LOG(ERR, "Cannot add memory to heap\n"); 826 munmap(param.addr, param.len); 827 return -1; 828 } 829 830 /* success */ 831 832 TESTPMD_LOG(DEBUG, "Allocated %zuMB of external memory\n", 833 param.len >> 20); 834 835 return 0; 836 } 837 838 /* 839 * Configuration initialisation done once at init time. 840 */ 841 static void 842 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 843 unsigned int socket_id) 844 { 845 char pool_name[RTE_MEMPOOL_NAMESIZE]; 846 struct rte_mempool *rte_mp = NULL; 847 uint32_t mb_size; 848 849 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 850 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 851 852 TESTPMD_LOG(INFO, 853 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 854 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 855 856 switch (mp_alloc_type) { 857 case MP_ALLOC_NATIVE: 858 { 859 /* wrapper to rte_mempool_create() */ 860 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 861 rte_mbuf_best_mempool_ops()); 862 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 863 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 864 break; 865 } 866 case MP_ALLOC_ANON: 867 { 868 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 869 mb_size, (unsigned int) mb_mempool_cache, 870 sizeof(struct rte_pktmbuf_pool_private), 871 socket_id, 0); 872 if (rte_mp == NULL) 873 goto err; 874 875 if (rte_mempool_populate_anon(rte_mp) == 0) { 876 rte_mempool_free(rte_mp); 877 rte_mp = NULL; 878 goto err; 879 } 880 rte_pktmbuf_pool_init(rte_mp, NULL); 881 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 882 break; 883 } 884 case MP_ALLOC_XMEM: 885 case MP_ALLOC_XMEM_HUGE: 886 { 887 int heap_socket; 888 bool huge = mp_alloc_type == MP_ALLOC_XMEM_HUGE; 889 890 if (setup_extmem(nb_mbuf, mbuf_seg_size, huge) < 0) 891 rte_exit(EXIT_FAILURE, "Could not create external memory\n"); 892 893 heap_socket = 894 rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 895 if (heap_socket < 0) 896 rte_exit(EXIT_FAILURE, "Could not get external memory socket ID\n"); 897 898 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 899 rte_mbuf_best_mempool_ops()); 900 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 901 mb_mempool_cache, 0, mbuf_seg_size, 902 heap_socket); 903 break; 904 } 905 default: 906 { 907 rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n"); 908 } 909 } 910 911 err: 912 if (rte_mp == NULL) { 913 rte_exit(EXIT_FAILURE, 914 "Creation of mbuf pool for socket %u failed: %s\n", 915 socket_id, rte_strerror(rte_errno)); 916 } else if (verbose_level > 0) { 917 rte_mempool_dump(stdout, rte_mp); 918 } 919 } 920 921 /* 922 * Check given socket id is valid or not with NUMA mode, 923 * if valid, return 0, else return -1 924 */ 925 static int 926 check_socket_id(const unsigned int socket_id) 927 { 928 static int warning_once = 0; 929 930 if (new_socket_id(socket_id)) { 931 if (!warning_once && numa_support) 932 printf("Warning: NUMA should be configured manually by" 933 " using --port-numa-config and" 934 " --ring-numa-config parameters along with" 935 " --numa.\n"); 936 warning_once = 1; 937 return -1; 938 } 939 return 0; 940 } 941 942 /* 943 * Get the allowed maximum number of RX queues. 944 * *pid return the port id which has minimal value of 945 * max_rx_queues in all ports. 946 */ 947 queueid_t 948 get_allowed_max_nb_rxq(portid_t *pid) 949 { 950 queueid_t allowed_max_rxq = MAX_QUEUE_ID; 951 portid_t pi; 952 struct rte_eth_dev_info dev_info; 953 954 RTE_ETH_FOREACH_DEV(pi) { 955 rte_eth_dev_info_get(pi, &dev_info); 956 if (dev_info.max_rx_queues < allowed_max_rxq) { 957 allowed_max_rxq = dev_info.max_rx_queues; 958 *pid = pi; 959 } 960 } 961 return allowed_max_rxq; 962 } 963 964 /* 965 * Check input rxq is valid or not. 966 * If input rxq is not greater than any of maximum number 967 * of RX queues of all ports, it is valid. 968 * if valid, return 0, else return -1 969 */ 970 int 971 check_nb_rxq(queueid_t rxq) 972 { 973 queueid_t allowed_max_rxq; 974 portid_t pid = 0; 975 976 allowed_max_rxq = get_allowed_max_nb_rxq(&pid); 977 if (rxq > allowed_max_rxq) { 978 printf("Fail: input rxq (%u) can't be greater " 979 "than max_rx_queues (%u) of port %u\n", 980 rxq, 981 allowed_max_rxq, 982 pid); 983 return -1; 984 } 985 return 0; 986 } 987 988 /* 989 * Get the allowed maximum number of TX queues. 990 * *pid return the port id which has minimal value of 991 * max_tx_queues in all ports. 992 */ 993 queueid_t 994 get_allowed_max_nb_txq(portid_t *pid) 995 { 996 queueid_t allowed_max_txq = MAX_QUEUE_ID; 997 portid_t pi; 998 struct rte_eth_dev_info dev_info; 999 1000 RTE_ETH_FOREACH_DEV(pi) { 1001 rte_eth_dev_info_get(pi, &dev_info); 1002 if (dev_info.max_tx_queues < allowed_max_txq) { 1003 allowed_max_txq = dev_info.max_tx_queues; 1004 *pid = pi; 1005 } 1006 } 1007 return allowed_max_txq; 1008 } 1009 1010 /* 1011 * Check input txq is valid or not. 1012 * If input txq is not greater than any of maximum number 1013 * of TX queues of all ports, it is valid. 1014 * if valid, return 0, else return -1 1015 */ 1016 int 1017 check_nb_txq(queueid_t txq) 1018 { 1019 queueid_t allowed_max_txq; 1020 portid_t pid = 0; 1021 1022 allowed_max_txq = get_allowed_max_nb_txq(&pid); 1023 if (txq > allowed_max_txq) { 1024 printf("Fail: input txq (%u) can't be greater " 1025 "than max_tx_queues (%u) of port %u\n", 1026 txq, 1027 allowed_max_txq, 1028 pid); 1029 return -1; 1030 } 1031 return 0; 1032 } 1033 1034 static void 1035 init_config(void) 1036 { 1037 portid_t pid; 1038 struct rte_port *port; 1039 struct rte_mempool *mbp; 1040 unsigned int nb_mbuf_per_pool; 1041 lcoreid_t lc_id; 1042 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 1043 struct rte_gro_param gro_param; 1044 uint32_t gso_types; 1045 int k; 1046 1047 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 1048 1049 /* Configuration of logical cores. */ 1050 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 1051 sizeof(struct fwd_lcore *) * nb_lcores, 1052 RTE_CACHE_LINE_SIZE); 1053 if (fwd_lcores == NULL) { 1054 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 1055 "failed\n", nb_lcores); 1056 } 1057 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1058 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 1059 sizeof(struct fwd_lcore), 1060 RTE_CACHE_LINE_SIZE); 1061 if (fwd_lcores[lc_id] == NULL) { 1062 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 1063 "failed\n"); 1064 } 1065 fwd_lcores[lc_id]->cpuid_idx = lc_id; 1066 } 1067 1068 RTE_ETH_FOREACH_DEV(pid) { 1069 port = &ports[pid]; 1070 /* Apply default TxRx configuration for all ports */ 1071 port->dev_conf.txmode = tx_mode; 1072 port->dev_conf.rxmode = rx_mode; 1073 rte_eth_dev_info_get(pid, &port->dev_info); 1074 1075 if (!(port->dev_info.tx_offload_capa & 1076 DEV_TX_OFFLOAD_MBUF_FAST_FREE)) 1077 port->dev_conf.txmode.offloads &= 1078 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE; 1079 if (!(port->dev_info.tx_offload_capa & 1080 DEV_TX_OFFLOAD_MATCH_METADATA)) 1081 port->dev_conf.txmode.offloads &= 1082 ~DEV_TX_OFFLOAD_MATCH_METADATA; 1083 if (numa_support) { 1084 if (port_numa[pid] != NUMA_NO_CONFIG) 1085 port_per_socket[port_numa[pid]]++; 1086 else { 1087 uint32_t socket_id = rte_eth_dev_socket_id(pid); 1088 1089 /* 1090 * if socket_id is invalid, 1091 * set to the first available socket. 1092 */ 1093 if (check_socket_id(socket_id) < 0) 1094 socket_id = socket_ids[0]; 1095 port_per_socket[socket_id]++; 1096 } 1097 } 1098 1099 /* Apply Rx offloads configuration */ 1100 for (k = 0; k < port->dev_info.max_rx_queues; k++) 1101 port->rx_conf[k].offloads = 1102 port->dev_conf.rxmode.offloads; 1103 /* Apply Tx offloads configuration */ 1104 for (k = 0; k < port->dev_info.max_tx_queues; k++) 1105 port->tx_conf[k].offloads = 1106 port->dev_conf.txmode.offloads; 1107 1108 /* set flag to initialize port/queue */ 1109 port->need_reconfig = 1; 1110 port->need_reconfig_queues = 1; 1111 port->tx_metadata = 0; 1112 } 1113 1114 /* 1115 * Create pools of mbuf. 1116 * If NUMA support is disabled, create a single pool of mbuf in 1117 * socket 0 memory by default. 1118 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 1119 * 1120 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 1121 * nb_txd can be configured at run time. 1122 */ 1123 if (param_total_num_mbufs) 1124 nb_mbuf_per_pool = param_total_num_mbufs; 1125 else { 1126 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 1127 (nb_lcores * mb_mempool_cache) + 1128 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 1129 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 1130 } 1131 1132 if (numa_support) { 1133 uint8_t i; 1134 1135 for (i = 0; i < num_sockets; i++) 1136 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1137 socket_ids[i]); 1138 } else { 1139 if (socket_num == UMA_NO_CONFIG) 1140 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 1141 else 1142 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1143 socket_num); 1144 } 1145 1146 init_port_config(); 1147 1148 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 1149 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_TX_OFFLOAD_UDP_TSO; 1150 /* 1151 * Records which Mbuf pool to use by each logical core, if needed. 1152 */ 1153 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1154 mbp = mbuf_pool_find( 1155 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 1156 1157 if (mbp == NULL) 1158 mbp = mbuf_pool_find(0); 1159 fwd_lcores[lc_id]->mbp = mbp; 1160 /* initialize GSO context */ 1161 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 1162 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 1163 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 1164 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN - 1165 ETHER_CRC_LEN; 1166 fwd_lcores[lc_id]->gso_ctx.flag = 0; 1167 } 1168 1169 /* Configuration of packet forwarding streams. */ 1170 if (init_fwd_streams() < 0) 1171 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 1172 1173 fwd_config_setup(); 1174 1175 /* create a gro context for each lcore */ 1176 gro_param.gro_types = RTE_GRO_TCP_IPV4; 1177 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 1178 gro_param.max_item_per_flow = MAX_PKT_BURST; 1179 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1180 gro_param.socket_id = rte_lcore_to_socket_id( 1181 fwd_lcores_cpuids[lc_id]); 1182 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 1183 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 1184 rte_exit(EXIT_FAILURE, 1185 "rte_gro_ctx_create() failed\n"); 1186 } 1187 } 1188 1189 #if defined RTE_LIBRTE_PMD_SOFTNIC 1190 if (strcmp(cur_fwd_eng->fwd_mode_name, "softnic") == 0) { 1191 RTE_ETH_FOREACH_DEV(pid) { 1192 port = &ports[pid]; 1193 const char *driver = port->dev_info.driver_name; 1194 1195 if (strcmp(driver, "net_softnic") == 0) 1196 port->softport.fwd_lcore_arg = fwd_lcores; 1197 } 1198 } 1199 #endif 1200 1201 } 1202 1203 1204 void 1205 reconfig(portid_t new_port_id, unsigned socket_id) 1206 { 1207 struct rte_port *port; 1208 1209 /* Reconfiguration of Ethernet ports. */ 1210 port = &ports[new_port_id]; 1211 rte_eth_dev_info_get(new_port_id, &port->dev_info); 1212 1213 /* set flag to initialize port/queue */ 1214 port->need_reconfig = 1; 1215 port->need_reconfig_queues = 1; 1216 port->socket_id = socket_id; 1217 1218 init_port_config(); 1219 } 1220 1221 1222 int 1223 init_fwd_streams(void) 1224 { 1225 portid_t pid; 1226 struct rte_port *port; 1227 streamid_t sm_id, nb_fwd_streams_new; 1228 queueid_t q; 1229 1230 /* set socket id according to numa or not */ 1231 RTE_ETH_FOREACH_DEV(pid) { 1232 port = &ports[pid]; 1233 if (nb_rxq > port->dev_info.max_rx_queues) { 1234 printf("Fail: nb_rxq(%d) is greater than " 1235 "max_rx_queues(%d)\n", nb_rxq, 1236 port->dev_info.max_rx_queues); 1237 return -1; 1238 } 1239 if (nb_txq > port->dev_info.max_tx_queues) { 1240 printf("Fail: nb_txq(%d) is greater than " 1241 "max_tx_queues(%d)\n", nb_txq, 1242 port->dev_info.max_tx_queues); 1243 return -1; 1244 } 1245 if (numa_support) { 1246 if (port_numa[pid] != NUMA_NO_CONFIG) 1247 port->socket_id = port_numa[pid]; 1248 else { 1249 port->socket_id = rte_eth_dev_socket_id(pid); 1250 1251 /* 1252 * if socket_id is invalid, 1253 * set to the first available socket. 1254 */ 1255 if (check_socket_id(port->socket_id) < 0) 1256 port->socket_id = socket_ids[0]; 1257 } 1258 } 1259 else { 1260 if (socket_num == UMA_NO_CONFIG) 1261 port->socket_id = 0; 1262 else 1263 port->socket_id = socket_num; 1264 } 1265 } 1266 1267 q = RTE_MAX(nb_rxq, nb_txq); 1268 if (q == 0) { 1269 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 1270 return -1; 1271 } 1272 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 1273 if (nb_fwd_streams_new == nb_fwd_streams) 1274 return 0; 1275 /* clear the old */ 1276 if (fwd_streams != NULL) { 1277 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1278 if (fwd_streams[sm_id] == NULL) 1279 continue; 1280 rte_free(fwd_streams[sm_id]); 1281 fwd_streams[sm_id] = NULL; 1282 } 1283 rte_free(fwd_streams); 1284 fwd_streams = NULL; 1285 } 1286 1287 /* init new */ 1288 nb_fwd_streams = nb_fwd_streams_new; 1289 if (nb_fwd_streams) { 1290 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 1291 sizeof(struct fwd_stream *) * nb_fwd_streams, 1292 RTE_CACHE_LINE_SIZE); 1293 if (fwd_streams == NULL) 1294 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d" 1295 " (struct fwd_stream *)) failed\n", 1296 nb_fwd_streams); 1297 1298 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1299 fwd_streams[sm_id] = rte_zmalloc("testpmd:" 1300 " struct fwd_stream", sizeof(struct fwd_stream), 1301 RTE_CACHE_LINE_SIZE); 1302 if (fwd_streams[sm_id] == NULL) 1303 rte_exit(EXIT_FAILURE, "rte_zmalloc" 1304 "(struct fwd_stream) failed\n"); 1305 } 1306 } 1307 1308 return 0; 1309 } 1310 1311 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1312 static void 1313 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 1314 { 1315 unsigned int total_burst; 1316 unsigned int nb_burst; 1317 unsigned int burst_stats[3]; 1318 uint16_t pktnb_stats[3]; 1319 uint16_t nb_pkt; 1320 int burst_percent[3]; 1321 1322 /* 1323 * First compute the total number of packet bursts and the 1324 * two highest numbers of bursts of the same number of packets. 1325 */ 1326 total_burst = 0; 1327 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 1328 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 1329 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 1330 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 1331 if (nb_burst == 0) 1332 continue; 1333 total_burst += nb_burst; 1334 if (nb_burst > burst_stats[0]) { 1335 burst_stats[1] = burst_stats[0]; 1336 pktnb_stats[1] = pktnb_stats[0]; 1337 burst_stats[0] = nb_burst; 1338 pktnb_stats[0] = nb_pkt; 1339 } else if (nb_burst > burst_stats[1]) { 1340 burst_stats[1] = nb_burst; 1341 pktnb_stats[1] = nb_pkt; 1342 } 1343 } 1344 if (total_burst == 0) 1345 return; 1346 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 1347 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 1348 burst_percent[0], (int) pktnb_stats[0]); 1349 if (burst_stats[0] == total_burst) { 1350 printf("]\n"); 1351 return; 1352 } 1353 if (burst_stats[0] + burst_stats[1] == total_burst) { 1354 printf(" + %d%% of %d pkts]\n", 1355 100 - burst_percent[0], pktnb_stats[1]); 1356 return; 1357 } 1358 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 1359 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 1360 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 1361 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 1362 return; 1363 } 1364 printf(" + %d%% of %d pkts + %d%% of others]\n", 1365 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 1366 } 1367 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 1368 1369 static void 1370 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 1371 { 1372 struct rte_port *port; 1373 uint8_t i; 1374 1375 static const char *fwd_stats_border = "----------------------"; 1376 1377 port = &ports[port_id]; 1378 printf("\n %s Forward statistics for port %-2d %s\n", 1379 fwd_stats_border, port_id, fwd_stats_border); 1380 1381 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 1382 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1383 "%-"PRIu64"\n", 1384 stats->ipackets, stats->imissed, 1385 (uint64_t) (stats->ipackets + stats->imissed)); 1386 1387 if (cur_fwd_eng == &csum_fwd_engine) 1388 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64"Bad-outer-l4csum: %-14"PRIu64"\n", 1389 port->rx_bad_ip_csum, port->rx_bad_l4_csum, 1390 port->rx_bad_outer_l4_csum); 1391 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1392 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 1393 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 1394 } 1395 1396 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1397 "%-"PRIu64"\n", 1398 stats->opackets, port->tx_dropped, 1399 (uint64_t) (stats->opackets + port->tx_dropped)); 1400 } 1401 else { 1402 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 1403 "%14"PRIu64"\n", 1404 stats->ipackets, stats->imissed, 1405 (uint64_t) (stats->ipackets + stats->imissed)); 1406 1407 if (cur_fwd_eng == &csum_fwd_engine) 1408 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64" Bad-outer-l4csum: %-14"PRIu64"\n", 1409 port->rx_bad_ip_csum, port->rx_bad_l4_csum, 1410 port->rx_bad_outer_l4_csum); 1411 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1412 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 1413 printf(" RX-nombufs: %14"PRIu64"\n", 1414 stats->rx_nombuf); 1415 } 1416 1417 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 1418 "%14"PRIu64"\n", 1419 stats->opackets, port->tx_dropped, 1420 (uint64_t) (stats->opackets + port->tx_dropped)); 1421 } 1422 1423 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1424 if (port->rx_stream) 1425 pkt_burst_stats_display("RX", 1426 &port->rx_stream->rx_burst_stats); 1427 if (port->tx_stream) 1428 pkt_burst_stats_display("TX", 1429 &port->tx_stream->tx_burst_stats); 1430 #endif 1431 1432 if (port->rx_queue_stats_mapping_enabled) { 1433 printf("\n"); 1434 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1435 printf(" Stats reg %2d RX-packets:%14"PRIu64 1436 " RX-errors:%14"PRIu64 1437 " RX-bytes:%14"PRIu64"\n", 1438 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 1439 } 1440 printf("\n"); 1441 } 1442 if (port->tx_queue_stats_mapping_enabled) { 1443 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1444 printf(" Stats reg %2d TX-packets:%14"PRIu64 1445 " TX-bytes:%14"PRIu64"\n", 1446 i, stats->q_opackets[i], stats->q_obytes[i]); 1447 } 1448 } 1449 1450 printf(" %s--------------------------------%s\n", 1451 fwd_stats_border, fwd_stats_border); 1452 } 1453 1454 static void 1455 fwd_stream_stats_display(streamid_t stream_id) 1456 { 1457 struct fwd_stream *fs; 1458 static const char *fwd_top_stats_border = "-------"; 1459 1460 fs = fwd_streams[stream_id]; 1461 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 1462 (fs->fwd_dropped == 0)) 1463 return; 1464 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 1465 "TX Port=%2d/Queue=%2d %s\n", 1466 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 1467 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 1468 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 1469 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 1470 1471 /* if checksum mode */ 1472 if (cur_fwd_eng == &csum_fwd_engine) { 1473 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 1474 "%-14u Rx- bad outer L4 checksum: %-14u\n", 1475 fs->rx_bad_ip_csum, fs->rx_bad_l4_csum, 1476 fs->rx_bad_outer_l4_csum); 1477 } 1478 1479 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1480 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 1481 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 1482 #endif 1483 } 1484 1485 static void 1486 flush_fwd_rx_queues(void) 1487 { 1488 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 1489 portid_t rxp; 1490 portid_t port_id; 1491 queueid_t rxq; 1492 uint16_t nb_rx; 1493 uint16_t i; 1494 uint8_t j; 1495 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 1496 uint64_t timer_period; 1497 1498 /* convert to number of cycles */ 1499 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 1500 1501 for (j = 0; j < 2; j++) { 1502 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 1503 for (rxq = 0; rxq < nb_rxq; rxq++) { 1504 port_id = fwd_ports_ids[rxp]; 1505 /** 1506 * testpmd can stuck in the below do while loop 1507 * if rte_eth_rx_burst() always returns nonzero 1508 * packets. So timer is added to exit this loop 1509 * after 1sec timer expiry. 1510 */ 1511 prev_tsc = rte_rdtsc(); 1512 do { 1513 nb_rx = rte_eth_rx_burst(port_id, rxq, 1514 pkts_burst, MAX_PKT_BURST); 1515 for (i = 0; i < nb_rx; i++) 1516 rte_pktmbuf_free(pkts_burst[i]); 1517 1518 cur_tsc = rte_rdtsc(); 1519 diff_tsc = cur_tsc - prev_tsc; 1520 timer_tsc += diff_tsc; 1521 } while ((nb_rx > 0) && 1522 (timer_tsc < timer_period)); 1523 timer_tsc = 0; 1524 } 1525 } 1526 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 1527 } 1528 } 1529 1530 static void 1531 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 1532 { 1533 struct fwd_stream **fsm; 1534 streamid_t nb_fs; 1535 streamid_t sm_id; 1536 #ifdef RTE_LIBRTE_BITRATE 1537 uint64_t tics_per_1sec; 1538 uint64_t tics_datum; 1539 uint64_t tics_current; 1540 uint16_t i, cnt_ports; 1541 1542 cnt_ports = nb_ports; 1543 tics_datum = rte_rdtsc(); 1544 tics_per_1sec = rte_get_timer_hz(); 1545 #endif 1546 fsm = &fwd_streams[fc->stream_idx]; 1547 nb_fs = fc->stream_nb; 1548 do { 1549 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1550 (*pkt_fwd)(fsm[sm_id]); 1551 #ifdef RTE_LIBRTE_BITRATE 1552 if (bitrate_enabled != 0 && 1553 bitrate_lcore_id == rte_lcore_id()) { 1554 tics_current = rte_rdtsc(); 1555 if (tics_current - tics_datum >= tics_per_1sec) { 1556 /* Periodic bitrate calculation */ 1557 for (i = 0; i < cnt_ports; i++) 1558 rte_stats_bitrate_calc(bitrate_data, 1559 ports_ids[i]); 1560 tics_datum = tics_current; 1561 } 1562 } 1563 #endif 1564 #ifdef RTE_LIBRTE_LATENCY_STATS 1565 if (latencystats_enabled != 0 && 1566 latencystats_lcore_id == rte_lcore_id()) 1567 rte_latencystats_update(); 1568 #endif 1569 1570 } while (! fc->stopped); 1571 } 1572 1573 static int 1574 start_pkt_forward_on_core(void *fwd_arg) 1575 { 1576 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1577 cur_fwd_config.fwd_eng->packet_fwd); 1578 return 0; 1579 } 1580 1581 /* 1582 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1583 * Used to start communication flows in network loopback test configurations. 1584 */ 1585 static int 1586 run_one_txonly_burst_on_core(void *fwd_arg) 1587 { 1588 struct fwd_lcore *fwd_lc; 1589 struct fwd_lcore tmp_lcore; 1590 1591 fwd_lc = (struct fwd_lcore *) fwd_arg; 1592 tmp_lcore = *fwd_lc; 1593 tmp_lcore.stopped = 1; 1594 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1595 return 0; 1596 } 1597 1598 /* 1599 * Launch packet forwarding: 1600 * - Setup per-port forwarding context. 1601 * - launch logical cores with their forwarding configuration. 1602 */ 1603 static void 1604 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1605 { 1606 port_fwd_begin_t port_fwd_begin; 1607 unsigned int i; 1608 unsigned int lc_id; 1609 int diag; 1610 1611 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1612 if (port_fwd_begin != NULL) { 1613 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1614 (*port_fwd_begin)(fwd_ports_ids[i]); 1615 } 1616 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1617 lc_id = fwd_lcores_cpuids[i]; 1618 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1619 fwd_lcores[i]->stopped = 0; 1620 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1621 fwd_lcores[i], lc_id); 1622 if (diag != 0) 1623 printf("launch lcore %u failed - diag=%d\n", 1624 lc_id, diag); 1625 } 1626 } 1627 } 1628 1629 /* 1630 * Launch packet forwarding configuration. 1631 */ 1632 void 1633 start_packet_forwarding(int with_tx_first) 1634 { 1635 port_fwd_begin_t port_fwd_begin; 1636 port_fwd_end_t port_fwd_end; 1637 struct rte_port *port; 1638 unsigned int i; 1639 portid_t pt_id; 1640 streamid_t sm_id; 1641 1642 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1643 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1644 1645 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1646 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1647 1648 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1649 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1650 (!nb_rxq || !nb_txq)) 1651 rte_exit(EXIT_FAILURE, 1652 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1653 cur_fwd_eng->fwd_mode_name); 1654 1655 if (all_ports_started() == 0) { 1656 printf("Not all ports were started\n"); 1657 return; 1658 } 1659 if (test_done == 0) { 1660 printf("Packet forwarding already started\n"); 1661 return; 1662 } 1663 1664 1665 if(dcb_test) { 1666 for (i = 0; i < nb_fwd_ports; i++) { 1667 pt_id = fwd_ports_ids[i]; 1668 port = &ports[pt_id]; 1669 if (!port->dcb_flag) { 1670 printf("In DCB mode, all forwarding ports must " 1671 "be configured in this mode.\n"); 1672 return; 1673 } 1674 } 1675 if (nb_fwd_lcores == 1) { 1676 printf("In DCB mode,the nb forwarding cores " 1677 "should be larger than 1.\n"); 1678 return; 1679 } 1680 } 1681 test_done = 0; 1682 1683 fwd_config_setup(); 1684 1685 if(!no_flush_rx) 1686 flush_fwd_rx_queues(); 1687 1688 pkt_fwd_config_display(&cur_fwd_config); 1689 rxtx_config_display(); 1690 1691 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1692 pt_id = fwd_ports_ids[i]; 1693 port = &ports[pt_id]; 1694 rte_eth_stats_get(pt_id, &port->stats); 1695 port->tx_dropped = 0; 1696 1697 map_port_queue_stats_mapping_registers(pt_id, port); 1698 } 1699 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1700 fwd_streams[sm_id]->rx_packets = 0; 1701 fwd_streams[sm_id]->tx_packets = 0; 1702 fwd_streams[sm_id]->fwd_dropped = 0; 1703 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1704 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1705 fwd_streams[sm_id]->rx_bad_outer_l4_csum = 0; 1706 1707 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1708 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1709 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1710 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1711 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1712 #endif 1713 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1714 fwd_streams[sm_id]->core_cycles = 0; 1715 #endif 1716 } 1717 if (with_tx_first) { 1718 port_fwd_begin = tx_only_engine.port_fwd_begin; 1719 if (port_fwd_begin != NULL) { 1720 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1721 (*port_fwd_begin)(fwd_ports_ids[i]); 1722 } 1723 while (with_tx_first--) { 1724 launch_packet_forwarding( 1725 run_one_txonly_burst_on_core); 1726 rte_eal_mp_wait_lcore(); 1727 } 1728 port_fwd_end = tx_only_engine.port_fwd_end; 1729 if (port_fwd_end != NULL) { 1730 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1731 (*port_fwd_end)(fwd_ports_ids[i]); 1732 } 1733 } 1734 launch_packet_forwarding(start_pkt_forward_on_core); 1735 } 1736 1737 void 1738 stop_packet_forwarding(void) 1739 { 1740 struct rte_eth_stats stats; 1741 struct rte_port *port; 1742 port_fwd_end_t port_fwd_end; 1743 int i; 1744 portid_t pt_id; 1745 streamid_t sm_id; 1746 lcoreid_t lc_id; 1747 uint64_t total_recv; 1748 uint64_t total_xmit; 1749 uint64_t total_rx_dropped; 1750 uint64_t total_tx_dropped; 1751 uint64_t total_rx_nombuf; 1752 uint64_t tx_dropped; 1753 uint64_t rx_bad_ip_csum; 1754 uint64_t rx_bad_l4_csum; 1755 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1756 uint64_t fwd_cycles; 1757 #endif 1758 1759 static const char *acc_stats_border = "+++++++++++++++"; 1760 1761 if (test_done) { 1762 printf("Packet forwarding not started\n"); 1763 return; 1764 } 1765 printf("Telling cores to stop..."); 1766 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1767 fwd_lcores[lc_id]->stopped = 1; 1768 printf("\nWaiting for lcores to finish...\n"); 1769 rte_eal_mp_wait_lcore(); 1770 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1771 if (port_fwd_end != NULL) { 1772 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1773 pt_id = fwd_ports_ids[i]; 1774 (*port_fwd_end)(pt_id); 1775 } 1776 } 1777 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1778 fwd_cycles = 0; 1779 #endif 1780 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1781 if (cur_fwd_config.nb_fwd_streams > 1782 cur_fwd_config.nb_fwd_ports) { 1783 fwd_stream_stats_display(sm_id); 1784 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1785 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1786 } else { 1787 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1788 fwd_streams[sm_id]; 1789 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1790 fwd_streams[sm_id]; 1791 } 1792 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1793 tx_dropped = (uint64_t) (tx_dropped + 1794 fwd_streams[sm_id]->fwd_dropped); 1795 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1796 1797 rx_bad_ip_csum = 1798 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1799 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1800 fwd_streams[sm_id]->rx_bad_ip_csum); 1801 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1802 rx_bad_ip_csum; 1803 1804 rx_bad_l4_csum = 1805 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1806 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1807 fwd_streams[sm_id]->rx_bad_l4_csum); 1808 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1809 rx_bad_l4_csum; 1810 1811 ports[fwd_streams[sm_id]->rx_port].rx_bad_outer_l4_csum += 1812 fwd_streams[sm_id]->rx_bad_outer_l4_csum; 1813 1814 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1815 fwd_cycles = (uint64_t) (fwd_cycles + 1816 fwd_streams[sm_id]->core_cycles); 1817 #endif 1818 } 1819 total_recv = 0; 1820 total_xmit = 0; 1821 total_rx_dropped = 0; 1822 total_tx_dropped = 0; 1823 total_rx_nombuf = 0; 1824 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1825 pt_id = fwd_ports_ids[i]; 1826 1827 port = &ports[pt_id]; 1828 rte_eth_stats_get(pt_id, &stats); 1829 stats.ipackets -= port->stats.ipackets; 1830 port->stats.ipackets = 0; 1831 stats.opackets -= port->stats.opackets; 1832 port->stats.opackets = 0; 1833 stats.ibytes -= port->stats.ibytes; 1834 port->stats.ibytes = 0; 1835 stats.obytes -= port->stats.obytes; 1836 port->stats.obytes = 0; 1837 stats.imissed -= port->stats.imissed; 1838 port->stats.imissed = 0; 1839 stats.oerrors -= port->stats.oerrors; 1840 port->stats.oerrors = 0; 1841 stats.rx_nombuf -= port->stats.rx_nombuf; 1842 port->stats.rx_nombuf = 0; 1843 1844 total_recv += stats.ipackets; 1845 total_xmit += stats.opackets; 1846 total_rx_dropped += stats.imissed; 1847 total_tx_dropped += port->tx_dropped; 1848 total_rx_nombuf += stats.rx_nombuf; 1849 1850 fwd_port_stats_display(pt_id, &stats); 1851 } 1852 1853 printf("\n %s Accumulated forward statistics for all ports" 1854 "%s\n", 1855 acc_stats_border, acc_stats_border); 1856 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1857 "%-"PRIu64"\n" 1858 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1859 "%-"PRIu64"\n", 1860 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1861 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1862 if (total_rx_nombuf > 0) 1863 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1864 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1865 "%s\n", 1866 acc_stats_border, acc_stats_border); 1867 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1868 if (total_recv > 0) 1869 printf("\n CPU cycles/packet=%u (total cycles=" 1870 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1871 (unsigned int)(fwd_cycles / total_recv), 1872 fwd_cycles, total_recv); 1873 #endif 1874 printf("\nDone.\n"); 1875 test_done = 1; 1876 } 1877 1878 void 1879 dev_set_link_up(portid_t pid) 1880 { 1881 if (rte_eth_dev_set_link_up(pid) < 0) 1882 printf("\nSet link up fail.\n"); 1883 } 1884 1885 void 1886 dev_set_link_down(portid_t pid) 1887 { 1888 if (rte_eth_dev_set_link_down(pid) < 0) 1889 printf("\nSet link down fail.\n"); 1890 } 1891 1892 static int 1893 all_ports_started(void) 1894 { 1895 portid_t pi; 1896 struct rte_port *port; 1897 1898 RTE_ETH_FOREACH_DEV(pi) { 1899 port = &ports[pi]; 1900 /* Check if there is a port which is not started */ 1901 if ((port->port_status != RTE_PORT_STARTED) && 1902 (port->slave_flag == 0)) 1903 return 0; 1904 } 1905 1906 /* No port is not started */ 1907 return 1; 1908 } 1909 1910 int 1911 port_is_stopped(portid_t port_id) 1912 { 1913 struct rte_port *port = &ports[port_id]; 1914 1915 if ((port->port_status != RTE_PORT_STOPPED) && 1916 (port->slave_flag == 0)) 1917 return 0; 1918 return 1; 1919 } 1920 1921 int 1922 all_ports_stopped(void) 1923 { 1924 portid_t pi; 1925 1926 RTE_ETH_FOREACH_DEV(pi) { 1927 if (!port_is_stopped(pi)) 1928 return 0; 1929 } 1930 1931 return 1; 1932 } 1933 1934 int 1935 port_is_started(portid_t port_id) 1936 { 1937 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1938 return 0; 1939 1940 if (ports[port_id].port_status != RTE_PORT_STARTED) 1941 return 0; 1942 1943 return 1; 1944 } 1945 1946 int 1947 start_port(portid_t pid) 1948 { 1949 int diag, need_check_link_status = -1; 1950 portid_t pi; 1951 queueid_t qi; 1952 struct rte_port *port; 1953 struct ether_addr mac_addr; 1954 1955 if (port_id_is_invalid(pid, ENABLED_WARN)) 1956 return 0; 1957 1958 if(dcb_config) 1959 dcb_test = 1; 1960 RTE_ETH_FOREACH_DEV(pi) { 1961 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1962 continue; 1963 1964 need_check_link_status = 0; 1965 port = &ports[pi]; 1966 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1967 RTE_PORT_HANDLING) == 0) { 1968 printf("Port %d is now not stopped\n", pi); 1969 continue; 1970 } 1971 1972 if (port->need_reconfig > 0) { 1973 port->need_reconfig = 0; 1974 1975 if (flow_isolate_all) { 1976 int ret = port_flow_isolate(pi, 1); 1977 if (ret) { 1978 printf("Failed to apply isolated" 1979 " mode on port %d\n", pi); 1980 return -1; 1981 } 1982 } 1983 configure_rxtx_dump_callbacks(0); 1984 printf("Configuring Port %d (socket %u)\n", pi, 1985 port->socket_id); 1986 /* configure port */ 1987 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1988 &(port->dev_conf)); 1989 if (diag != 0) { 1990 if (rte_atomic16_cmpset(&(port->port_status), 1991 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1992 printf("Port %d can not be set back " 1993 "to stopped\n", pi); 1994 printf("Fail to configure port %d\n", pi); 1995 /* try to reconfigure port next time */ 1996 port->need_reconfig = 1; 1997 return -1; 1998 } 1999 } 2000 if (port->need_reconfig_queues > 0) { 2001 port->need_reconfig_queues = 0; 2002 /* setup tx queues */ 2003 for (qi = 0; qi < nb_txq; qi++) { 2004 if ((numa_support) && 2005 (txring_numa[pi] != NUMA_NO_CONFIG)) 2006 diag = rte_eth_tx_queue_setup(pi, qi, 2007 port->nb_tx_desc[qi], 2008 txring_numa[pi], 2009 &(port->tx_conf[qi])); 2010 else 2011 diag = rte_eth_tx_queue_setup(pi, qi, 2012 port->nb_tx_desc[qi], 2013 port->socket_id, 2014 &(port->tx_conf[qi])); 2015 2016 if (diag == 0) 2017 continue; 2018 2019 /* Fail to setup tx queue, return */ 2020 if (rte_atomic16_cmpset(&(port->port_status), 2021 RTE_PORT_HANDLING, 2022 RTE_PORT_STOPPED) == 0) 2023 printf("Port %d can not be set back " 2024 "to stopped\n", pi); 2025 printf("Fail to configure port %d tx queues\n", 2026 pi); 2027 /* try to reconfigure queues next time */ 2028 port->need_reconfig_queues = 1; 2029 return -1; 2030 } 2031 for (qi = 0; qi < nb_rxq; qi++) { 2032 /* setup rx queues */ 2033 if ((numa_support) && 2034 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 2035 struct rte_mempool * mp = 2036 mbuf_pool_find(rxring_numa[pi]); 2037 if (mp == NULL) { 2038 printf("Failed to setup RX queue:" 2039 "No mempool allocation" 2040 " on the socket %d\n", 2041 rxring_numa[pi]); 2042 return -1; 2043 } 2044 2045 diag = rte_eth_rx_queue_setup(pi, qi, 2046 port->nb_rx_desc[qi], 2047 rxring_numa[pi], 2048 &(port->rx_conf[qi]), 2049 mp); 2050 } else { 2051 struct rte_mempool *mp = 2052 mbuf_pool_find(port->socket_id); 2053 if (mp == NULL) { 2054 printf("Failed to setup RX queue:" 2055 "No mempool allocation" 2056 " on the socket %d\n", 2057 port->socket_id); 2058 return -1; 2059 } 2060 diag = rte_eth_rx_queue_setup(pi, qi, 2061 port->nb_rx_desc[qi], 2062 port->socket_id, 2063 &(port->rx_conf[qi]), 2064 mp); 2065 } 2066 if (diag == 0) 2067 continue; 2068 2069 /* Fail to setup rx queue, return */ 2070 if (rte_atomic16_cmpset(&(port->port_status), 2071 RTE_PORT_HANDLING, 2072 RTE_PORT_STOPPED) == 0) 2073 printf("Port %d can not be set back " 2074 "to stopped\n", pi); 2075 printf("Fail to configure port %d rx queues\n", 2076 pi); 2077 /* try to reconfigure queues next time */ 2078 port->need_reconfig_queues = 1; 2079 return -1; 2080 } 2081 } 2082 configure_rxtx_dump_callbacks(verbose_level); 2083 /* start port */ 2084 if (rte_eth_dev_start(pi) < 0) { 2085 printf("Fail to start port %d\n", pi); 2086 2087 /* Fail to setup rx queue, return */ 2088 if (rte_atomic16_cmpset(&(port->port_status), 2089 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2090 printf("Port %d can not be set back to " 2091 "stopped\n", pi); 2092 continue; 2093 } 2094 2095 if (rte_atomic16_cmpset(&(port->port_status), 2096 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 2097 printf("Port %d can not be set into started\n", pi); 2098 2099 rte_eth_macaddr_get(pi, &mac_addr); 2100 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 2101 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 2102 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 2103 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 2104 2105 /* at least one port started, need checking link status */ 2106 need_check_link_status = 1; 2107 } 2108 2109 if (need_check_link_status == 1 && !no_link_check) 2110 check_all_ports_link_status(RTE_PORT_ALL); 2111 else if (need_check_link_status == 0) 2112 printf("Please stop the ports first\n"); 2113 2114 printf("Done\n"); 2115 return 0; 2116 } 2117 2118 void 2119 stop_port(portid_t pid) 2120 { 2121 portid_t pi; 2122 struct rte_port *port; 2123 int need_check_link_status = 0; 2124 2125 if (dcb_test) { 2126 dcb_test = 0; 2127 dcb_config = 0; 2128 } 2129 2130 if (port_id_is_invalid(pid, ENABLED_WARN)) 2131 return; 2132 2133 printf("Stopping ports...\n"); 2134 2135 RTE_ETH_FOREACH_DEV(pi) { 2136 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2137 continue; 2138 2139 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2140 printf("Please remove port %d from forwarding configuration.\n", pi); 2141 continue; 2142 } 2143 2144 if (port_is_bonding_slave(pi)) { 2145 printf("Please remove port %d from bonded device.\n", pi); 2146 continue; 2147 } 2148 2149 port = &ports[pi]; 2150 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 2151 RTE_PORT_HANDLING) == 0) 2152 continue; 2153 2154 rte_eth_dev_stop(pi); 2155 2156 if (rte_atomic16_cmpset(&(port->port_status), 2157 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2158 printf("Port %d can not be set into stopped\n", pi); 2159 need_check_link_status = 1; 2160 } 2161 if (need_check_link_status && !no_link_check) 2162 check_all_ports_link_status(RTE_PORT_ALL); 2163 2164 printf("Done\n"); 2165 } 2166 2167 static void 2168 remove_invalid_ports_in(portid_t *array, portid_t *total) 2169 { 2170 portid_t i; 2171 portid_t new_total = 0; 2172 2173 for (i = 0; i < *total; i++) 2174 if (!port_id_is_invalid(array[i], DISABLED_WARN)) { 2175 array[new_total] = array[i]; 2176 new_total++; 2177 } 2178 *total = new_total; 2179 } 2180 2181 static void 2182 remove_invalid_ports(void) 2183 { 2184 remove_invalid_ports_in(ports_ids, &nb_ports); 2185 remove_invalid_ports_in(fwd_ports_ids, &nb_fwd_ports); 2186 nb_cfg_ports = nb_fwd_ports; 2187 } 2188 2189 void 2190 close_port(portid_t pid) 2191 { 2192 portid_t pi; 2193 struct rte_port *port; 2194 2195 if (port_id_is_invalid(pid, ENABLED_WARN)) 2196 return; 2197 2198 printf("Closing ports...\n"); 2199 2200 RTE_ETH_FOREACH_DEV(pi) { 2201 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2202 continue; 2203 2204 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2205 printf("Please remove port %d from forwarding configuration.\n", pi); 2206 continue; 2207 } 2208 2209 if (port_is_bonding_slave(pi)) { 2210 printf("Please remove port %d from bonded device.\n", pi); 2211 continue; 2212 } 2213 2214 port = &ports[pi]; 2215 if (rte_atomic16_cmpset(&(port->port_status), 2216 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 2217 printf("Port %d is already closed\n", pi); 2218 continue; 2219 } 2220 2221 if (rte_atomic16_cmpset(&(port->port_status), 2222 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 2223 printf("Port %d is now not stopped\n", pi); 2224 continue; 2225 } 2226 2227 if (port->flow_list) 2228 port_flow_flush(pi); 2229 rte_eth_dev_close(pi); 2230 2231 remove_invalid_ports(); 2232 2233 if (rte_atomic16_cmpset(&(port->port_status), 2234 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 2235 printf("Port %d cannot be set to closed\n", pi); 2236 } 2237 2238 printf("Done\n"); 2239 } 2240 2241 void 2242 reset_port(portid_t pid) 2243 { 2244 int diag; 2245 portid_t pi; 2246 struct rte_port *port; 2247 2248 if (port_id_is_invalid(pid, ENABLED_WARN)) 2249 return; 2250 2251 printf("Resetting ports...\n"); 2252 2253 RTE_ETH_FOREACH_DEV(pi) { 2254 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2255 continue; 2256 2257 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2258 printf("Please remove port %d from forwarding " 2259 "configuration.\n", pi); 2260 continue; 2261 } 2262 2263 if (port_is_bonding_slave(pi)) { 2264 printf("Please remove port %d from bonded device.\n", 2265 pi); 2266 continue; 2267 } 2268 2269 diag = rte_eth_dev_reset(pi); 2270 if (diag == 0) { 2271 port = &ports[pi]; 2272 port->need_reconfig = 1; 2273 port->need_reconfig_queues = 1; 2274 } else { 2275 printf("Failed to reset port %d. diag=%d\n", pi, diag); 2276 } 2277 } 2278 2279 printf("Done\n"); 2280 } 2281 2282 void 2283 attach_port(char *identifier) 2284 { 2285 portid_t pi; 2286 struct rte_dev_iterator iterator; 2287 2288 printf("Attaching a new port...\n"); 2289 2290 if (identifier == NULL) { 2291 printf("Invalid parameters are specified\n"); 2292 return; 2293 } 2294 2295 if (rte_dev_probe(identifier) != 0) { 2296 TESTPMD_LOG(ERR, "Failed to attach port %s\n", identifier); 2297 return; 2298 } 2299 2300 /* first attach mode: event */ 2301 if (setup_on_probe_event) { 2302 /* new ports are detected on RTE_ETH_EVENT_NEW event */ 2303 for (pi = 0; pi < RTE_MAX_ETHPORTS; pi++) 2304 if (ports[pi].port_status == RTE_PORT_HANDLING && 2305 ports[pi].need_setup != 0) 2306 setup_attached_port(pi); 2307 return; 2308 } 2309 2310 /* second attach mode: iterator */ 2311 RTE_ETH_FOREACH_MATCHING_DEV(pi, identifier, &iterator) { 2312 /* setup ports matching the devargs used for probing */ 2313 if (port_is_forwarding(pi)) 2314 continue; /* port was already attached before */ 2315 setup_attached_port(pi); 2316 } 2317 } 2318 2319 static void 2320 setup_attached_port(portid_t pi) 2321 { 2322 unsigned int socket_id; 2323 2324 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 2325 /* if socket_id is invalid, set to the first available socket. */ 2326 if (check_socket_id(socket_id) < 0) 2327 socket_id = socket_ids[0]; 2328 reconfig(pi, socket_id); 2329 rte_eth_promiscuous_enable(pi); 2330 2331 ports_ids[nb_ports++] = pi; 2332 fwd_ports_ids[nb_fwd_ports++] = pi; 2333 nb_cfg_ports = nb_fwd_ports; 2334 ports[pi].need_setup = 0; 2335 ports[pi].port_status = RTE_PORT_STOPPED; 2336 2337 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 2338 printf("Done\n"); 2339 } 2340 2341 void 2342 detach_port_device(portid_t port_id) 2343 { 2344 struct rte_device *dev; 2345 portid_t sibling; 2346 2347 printf("Removing a device...\n"); 2348 2349 dev = rte_eth_devices[port_id].device; 2350 if (dev == NULL) { 2351 printf("Device already removed\n"); 2352 return; 2353 } 2354 2355 if (ports[port_id].port_status != RTE_PORT_CLOSED) { 2356 if (ports[port_id].port_status != RTE_PORT_STOPPED) { 2357 printf("Port not stopped\n"); 2358 return; 2359 } 2360 printf("Port was not closed\n"); 2361 if (ports[port_id].flow_list) 2362 port_flow_flush(port_id); 2363 } 2364 2365 if (rte_dev_remove(dev) != 0) { 2366 TESTPMD_LOG(ERR, "Failed to detach device %s\n", dev->name); 2367 return; 2368 } 2369 2370 for (sibling = 0; sibling < RTE_MAX_ETHPORTS; sibling++) { 2371 if (rte_eth_devices[sibling].device != dev) 2372 continue; 2373 /* reset mapping between old ports and removed device */ 2374 rte_eth_devices[sibling].device = NULL; 2375 if (ports[sibling].port_status != RTE_PORT_CLOSED) { 2376 /* sibling ports are forced to be closed */ 2377 ports[sibling].port_status = RTE_PORT_CLOSED; 2378 printf("Port %u is closed\n", sibling); 2379 } 2380 } 2381 2382 remove_invalid_ports(); 2383 2384 printf("Device of port %u is detached\n", port_id); 2385 printf("Now total ports is %d\n", nb_ports); 2386 printf("Done\n"); 2387 return; 2388 } 2389 2390 void 2391 pmd_test_exit(void) 2392 { 2393 struct rte_device *device; 2394 portid_t pt_id; 2395 int ret; 2396 2397 if (test_done == 0) 2398 stop_packet_forwarding(); 2399 2400 if (ports != NULL) { 2401 no_link_check = 1; 2402 RTE_ETH_FOREACH_DEV(pt_id) { 2403 printf("\nShutting down port %d...\n", pt_id); 2404 fflush(stdout); 2405 stop_port(pt_id); 2406 close_port(pt_id); 2407 2408 /* 2409 * This is a workaround to fix a virtio-user issue that 2410 * requires to call clean-up routine to remove existing 2411 * socket. 2412 * This workaround valid only for testpmd, needs a fix 2413 * valid for all applications. 2414 * TODO: Implement proper resource cleanup 2415 */ 2416 device = rte_eth_devices[pt_id].device; 2417 if (device && !strcmp(device->driver->name, "net_virtio_user")) 2418 detach_port_device(pt_id); 2419 } 2420 } 2421 2422 if (hot_plug) { 2423 ret = rte_dev_event_monitor_stop(); 2424 if (ret) { 2425 RTE_LOG(ERR, EAL, 2426 "fail to stop device event monitor."); 2427 return; 2428 } 2429 2430 ret = rte_dev_event_callback_unregister(NULL, 2431 dev_event_callback, NULL); 2432 if (ret < 0) { 2433 RTE_LOG(ERR, EAL, 2434 "fail to unregister device event callback.\n"); 2435 return; 2436 } 2437 2438 ret = rte_dev_hotplug_handle_disable(); 2439 if (ret) { 2440 RTE_LOG(ERR, EAL, 2441 "fail to disable hotplug handling.\n"); 2442 return; 2443 } 2444 } 2445 2446 printf("\nBye...\n"); 2447 } 2448 2449 typedef void (*cmd_func_t)(void); 2450 struct pmd_test_command { 2451 const char *cmd_name; 2452 cmd_func_t cmd_func; 2453 }; 2454 2455 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 2456 2457 /* Check the link status of all ports in up to 9s, and print them finally */ 2458 static void 2459 check_all_ports_link_status(uint32_t port_mask) 2460 { 2461 #define CHECK_INTERVAL 100 /* 100ms */ 2462 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 2463 portid_t portid; 2464 uint8_t count, all_ports_up, print_flag = 0; 2465 struct rte_eth_link link; 2466 2467 printf("Checking link statuses...\n"); 2468 fflush(stdout); 2469 for (count = 0; count <= MAX_CHECK_TIME; count++) { 2470 all_ports_up = 1; 2471 RTE_ETH_FOREACH_DEV(portid) { 2472 if ((port_mask & (1 << portid)) == 0) 2473 continue; 2474 memset(&link, 0, sizeof(link)); 2475 rte_eth_link_get_nowait(portid, &link); 2476 /* print link status if flag set */ 2477 if (print_flag == 1) { 2478 if (link.link_status) 2479 printf( 2480 "Port%d Link Up. speed %u Mbps- %s\n", 2481 portid, link.link_speed, 2482 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 2483 ("full-duplex") : ("half-duplex\n")); 2484 else 2485 printf("Port %d Link Down\n", portid); 2486 continue; 2487 } 2488 /* clear all_ports_up flag if any link down */ 2489 if (link.link_status == ETH_LINK_DOWN) { 2490 all_ports_up = 0; 2491 break; 2492 } 2493 } 2494 /* after finally printing all link status, get out */ 2495 if (print_flag == 1) 2496 break; 2497 2498 if (all_ports_up == 0) { 2499 fflush(stdout); 2500 rte_delay_ms(CHECK_INTERVAL); 2501 } 2502 2503 /* set the print_flag if all ports up or timeout */ 2504 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 2505 print_flag = 1; 2506 } 2507 2508 if (lsc_interrupt) 2509 break; 2510 } 2511 } 2512 2513 /* 2514 * This callback is for remove a port for a device. It has limitation because 2515 * it is not for multiple port removal for a device. 2516 * TODO: the device detach invoke will plan to be removed from user side to 2517 * eal. And convert all PMDs to free port resources on ether device closing. 2518 */ 2519 static void 2520 rmv_port_callback(void *arg) 2521 { 2522 int need_to_start = 0; 2523 int org_no_link_check = no_link_check; 2524 portid_t port_id = (intptr_t)arg; 2525 2526 RTE_ETH_VALID_PORTID_OR_RET(port_id); 2527 2528 if (!test_done && port_is_forwarding(port_id)) { 2529 need_to_start = 1; 2530 stop_packet_forwarding(); 2531 } 2532 no_link_check = 1; 2533 stop_port(port_id); 2534 no_link_check = org_no_link_check; 2535 close_port(port_id); 2536 detach_port_device(port_id); 2537 if (need_to_start) 2538 start_packet_forwarding(0); 2539 } 2540 2541 /* This function is used by the interrupt thread */ 2542 static int 2543 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 2544 void *ret_param) 2545 { 2546 RTE_SET_USED(param); 2547 RTE_SET_USED(ret_param); 2548 2549 if (type >= RTE_ETH_EVENT_MAX) { 2550 fprintf(stderr, "\nPort %" PRIu16 ": %s called upon invalid event %d\n", 2551 port_id, __func__, type); 2552 fflush(stderr); 2553 } else if (event_print_mask & (UINT32_C(1) << type)) { 2554 printf("\nPort %" PRIu16 ": %s event\n", port_id, 2555 eth_event_desc[type]); 2556 fflush(stdout); 2557 } 2558 2559 switch (type) { 2560 case RTE_ETH_EVENT_NEW: 2561 ports[port_id].need_setup = 1; 2562 ports[port_id].port_status = RTE_PORT_HANDLING; 2563 break; 2564 case RTE_ETH_EVENT_INTR_RMV: 2565 if (port_id_is_invalid(port_id, DISABLED_WARN)) 2566 break; 2567 if (rte_eal_alarm_set(100000, 2568 rmv_port_callback, (void *)(intptr_t)port_id)) 2569 fprintf(stderr, "Could not set up deferred device removal\n"); 2570 break; 2571 default: 2572 break; 2573 } 2574 return 0; 2575 } 2576 2577 static int 2578 register_eth_event_callback(void) 2579 { 2580 int ret; 2581 enum rte_eth_event_type event; 2582 2583 for (event = RTE_ETH_EVENT_UNKNOWN; 2584 event < RTE_ETH_EVENT_MAX; event++) { 2585 ret = rte_eth_dev_callback_register(RTE_ETH_ALL, 2586 event, 2587 eth_event_callback, 2588 NULL); 2589 if (ret != 0) { 2590 TESTPMD_LOG(ERR, "Failed to register callback for " 2591 "%s event\n", eth_event_desc[event]); 2592 return -1; 2593 } 2594 } 2595 2596 return 0; 2597 } 2598 2599 /* This function is used by the interrupt thread */ 2600 static void 2601 dev_event_callback(const char *device_name, enum rte_dev_event_type type, 2602 __rte_unused void *arg) 2603 { 2604 uint16_t port_id; 2605 int ret; 2606 2607 if (type >= RTE_DEV_EVENT_MAX) { 2608 fprintf(stderr, "%s called upon invalid event %d\n", 2609 __func__, type); 2610 fflush(stderr); 2611 } 2612 2613 switch (type) { 2614 case RTE_DEV_EVENT_REMOVE: 2615 RTE_LOG(DEBUG, EAL, "The device: %s has been removed!\n", 2616 device_name); 2617 ret = rte_eth_dev_get_port_by_name(device_name, &port_id); 2618 if (ret) { 2619 RTE_LOG(ERR, EAL, "can not get port by device %s!\n", 2620 device_name); 2621 return; 2622 } 2623 /* 2624 * Because the user's callback is invoked in eal interrupt 2625 * callback, the interrupt callback need to be finished before 2626 * it can be unregistered when detaching device. So finish 2627 * callback soon and use a deferred removal to detach device 2628 * is need. It is a workaround, once the device detaching be 2629 * moved into the eal in the future, the deferred removal could 2630 * be deleted. 2631 */ 2632 if (rte_eal_alarm_set(100000, 2633 rmv_port_callback, (void *)(intptr_t)port_id)) 2634 RTE_LOG(ERR, EAL, 2635 "Could not set up deferred device removal\n"); 2636 break; 2637 case RTE_DEV_EVENT_ADD: 2638 RTE_LOG(ERR, EAL, "The device: %s has been added!\n", 2639 device_name); 2640 /* TODO: After finish kernel driver binding, 2641 * begin to attach port. 2642 */ 2643 break; 2644 default: 2645 break; 2646 } 2647 } 2648 2649 static int 2650 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2651 { 2652 uint16_t i; 2653 int diag; 2654 uint8_t mapping_found = 0; 2655 2656 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 2657 if ((tx_queue_stats_mappings[i].port_id == port_id) && 2658 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 2659 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 2660 tx_queue_stats_mappings[i].queue_id, 2661 tx_queue_stats_mappings[i].stats_counter_id); 2662 if (diag != 0) 2663 return diag; 2664 mapping_found = 1; 2665 } 2666 } 2667 if (mapping_found) 2668 port->tx_queue_stats_mapping_enabled = 1; 2669 return 0; 2670 } 2671 2672 static int 2673 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2674 { 2675 uint16_t i; 2676 int diag; 2677 uint8_t mapping_found = 0; 2678 2679 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 2680 if ((rx_queue_stats_mappings[i].port_id == port_id) && 2681 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 2682 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 2683 rx_queue_stats_mappings[i].queue_id, 2684 rx_queue_stats_mappings[i].stats_counter_id); 2685 if (diag != 0) 2686 return diag; 2687 mapping_found = 1; 2688 } 2689 } 2690 if (mapping_found) 2691 port->rx_queue_stats_mapping_enabled = 1; 2692 return 0; 2693 } 2694 2695 static void 2696 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port) 2697 { 2698 int diag = 0; 2699 2700 diag = set_tx_queue_stats_mapping_registers(pi, port); 2701 if (diag != 0) { 2702 if (diag == -ENOTSUP) { 2703 port->tx_queue_stats_mapping_enabled = 0; 2704 printf("TX queue stats mapping not supported port id=%d\n", pi); 2705 } 2706 else 2707 rte_exit(EXIT_FAILURE, 2708 "set_tx_queue_stats_mapping_registers " 2709 "failed for port id=%d diag=%d\n", 2710 pi, diag); 2711 } 2712 2713 diag = set_rx_queue_stats_mapping_registers(pi, port); 2714 if (diag != 0) { 2715 if (diag == -ENOTSUP) { 2716 port->rx_queue_stats_mapping_enabled = 0; 2717 printf("RX queue stats mapping not supported port id=%d\n", pi); 2718 } 2719 else 2720 rte_exit(EXIT_FAILURE, 2721 "set_rx_queue_stats_mapping_registers " 2722 "failed for port id=%d diag=%d\n", 2723 pi, diag); 2724 } 2725 } 2726 2727 static void 2728 rxtx_port_config(struct rte_port *port) 2729 { 2730 uint16_t qid; 2731 2732 for (qid = 0; qid < nb_rxq; qid++) { 2733 port->rx_conf[qid] = port->dev_info.default_rxconf; 2734 2735 /* Check if any Rx parameters have been passed */ 2736 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2737 port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh; 2738 2739 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2740 port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh; 2741 2742 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2743 port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh; 2744 2745 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2746 port->rx_conf[qid].rx_free_thresh = rx_free_thresh; 2747 2748 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2749 port->rx_conf[qid].rx_drop_en = rx_drop_en; 2750 2751 port->nb_rx_desc[qid] = nb_rxd; 2752 } 2753 2754 for (qid = 0; qid < nb_txq; qid++) { 2755 port->tx_conf[qid] = port->dev_info.default_txconf; 2756 2757 /* Check if any Tx parameters have been passed */ 2758 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2759 port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh; 2760 2761 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2762 port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh; 2763 2764 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2765 port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh; 2766 2767 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2768 port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh; 2769 2770 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2771 port->tx_conf[qid].tx_free_thresh = tx_free_thresh; 2772 2773 port->nb_tx_desc[qid] = nb_txd; 2774 } 2775 } 2776 2777 void 2778 init_port_config(void) 2779 { 2780 portid_t pid; 2781 struct rte_port *port; 2782 2783 RTE_ETH_FOREACH_DEV(pid) { 2784 port = &ports[pid]; 2785 port->dev_conf.fdir_conf = fdir_conf; 2786 rte_eth_dev_info_get(pid, &port->dev_info); 2787 if (nb_rxq > 1) { 2788 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2789 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 2790 rss_hf & port->dev_info.flow_type_rss_offloads; 2791 } else { 2792 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2793 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2794 } 2795 2796 if (port->dcb_flag == 0) { 2797 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2798 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2799 else 2800 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2801 } 2802 2803 rxtx_port_config(port); 2804 2805 rte_eth_macaddr_get(pid, &port->eth_addr); 2806 2807 map_port_queue_stats_mapping_registers(pid, port); 2808 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2809 rte_pmd_ixgbe_bypass_init(pid); 2810 #endif 2811 2812 if (lsc_interrupt && 2813 (rte_eth_devices[pid].data->dev_flags & 2814 RTE_ETH_DEV_INTR_LSC)) 2815 port->dev_conf.intr_conf.lsc = 1; 2816 if (rmv_interrupt && 2817 (rte_eth_devices[pid].data->dev_flags & 2818 RTE_ETH_DEV_INTR_RMV)) 2819 port->dev_conf.intr_conf.rmv = 1; 2820 } 2821 } 2822 2823 void set_port_slave_flag(portid_t slave_pid) 2824 { 2825 struct rte_port *port; 2826 2827 port = &ports[slave_pid]; 2828 port->slave_flag = 1; 2829 } 2830 2831 void clear_port_slave_flag(portid_t slave_pid) 2832 { 2833 struct rte_port *port; 2834 2835 port = &ports[slave_pid]; 2836 port->slave_flag = 0; 2837 } 2838 2839 uint8_t port_is_bonding_slave(portid_t slave_pid) 2840 { 2841 struct rte_port *port; 2842 2843 port = &ports[slave_pid]; 2844 if ((rte_eth_devices[slave_pid].data->dev_flags & 2845 RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1)) 2846 return 1; 2847 return 0; 2848 } 2849 2850 const uint16_t vlan_tags[] = { 2851 0, 1, 2, 3, 4, 5, 6, 7, 2852 8, 9, 10, 11, 12, 13, 14, 15, 2853 16, 17, 18, 19, 20, 21, 22, 23, 2854 24, 25, 26, 27, 28, 29, 30, 31 2855 }; 2856 2857 static int 2858 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf, 2859 enum dcb_mode_enable dcb_mode, 2860 enum rte_eth_nb_tcs num_tcs, 2861 uint8_t pfc_en) 2862 { 2863 uint8_t i; 2864 int32_t rc; 2865 struct rte_eth_rss_conf rss_conf; 2866 2867 /* 2868 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2869 * given above, and the number of traffic classes available for use. 2870 */ 2871 if (dcb_mode == DCB_VT_ENABLED) { 2872 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2873 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2874 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2875 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2876 2877 /* VMDQ+DCB RX and TX configurations */ 2878 vmdq_rx_conf->enable_default_pool = 0; 2879 vmdq_rx_conf->default_pool = 0; 2880 vmdq_rx_conf->nb_queue_pools = 2881 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2882 vmdq_tx_conf->nb_queue_pools = 2883 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2884 2885 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2886 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2887 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2888 vmdq_rx_conf->pool_map[i].pools = 2889 1 << (i % vmdq_rx_conf->nb_queue_pools); 2890 } 2891 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2892 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 2893 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 2894 } 2895 2896 /* set DCB mode of RX and TX of multiple queues */ 2897 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2898 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2899 } else { 2900 struct rte_eth_dcb_rx_conf *rx_conf = 2901 ð_conf->rx_adv_conf.dcb_rx_conf; 2902 struct rte_eth_dcb_tx_conf *tx_conf = 2903 ð_conf->tx_adv_conf.dcb_tx_conf; 2904 2905 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf); 2906 if (rc != 0) 2907 return rc; 2908 2909 rx_conf->nb_tcs = num_tcs; 2910 tx_conf->nb_tcs = num_tcs; 2911 2912 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2913 rx_conf->dcb_tc[i] = i % num_tcs; 2914 tx_conf->dcb_tc[i] = i % num_tcs; 2915 } 2916 2917 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2918 eth_conf->rx_adv_conf.rss_conf = rss_conf; 2919 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2920 } 2921 2922 if (pfc_en) 2923 eth_conf->dcb_capability_en = 2924 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2925 else 2926 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2927 2928 return 0; 2929 } 2930 2931 int 2932 init_port_dcb_config(portid_t pid, 2933 enum dcb_mode_enable dcb_mode, 2934 enum rte_eth_nb_tcs num_tcs, 2935 uint8_t pfc_en) 2936 { 2937 struct rte_eth_conf port_conf; 2938 struct rte_port *rte_port; 2939 int retval; 2940 uint16_t i; 2941 2942 rte_port = &ports[pid]; 2943 2944 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2945 /* Enter DCB configuration status */ 2946 dcb_config = 1; 2947 2948 port_conf.rxmode = rte_port->dev_conf.rxmode; 2949 port_conf.txmode = rte_port->dev_conf.txmode; 2950 2951 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2952 retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en); 2953 if (retval < 0) 2954 return retval; 2955 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2956 2957 /* re-configure the device . */ 2958 rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf); 2959 2960 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2961 2962 /* If dev_info.vmdq_pool_base is greater than 0, 2963 * the queue id of vmdq pools is started after pf queues. 2964 */ 2965 if (dcb_mode == DCB_VT_ENABLED && 2966 rte_port->dev_info.vmdq_pool_base > 0) { 2967 printf("VMDQ_DCB multi-queue mode is nonsensical" 2968 " for port %d.", pid); 2969 return -1; 2970 } 2971 2972 /* Assume the ports in testpmd have the same dcb capability 2973 * and has the same number of rxq and txq in dcb mode 2974 */ 2975 if (dcb_mode == DCB_VT_ENABLED) { 2976 if (rte_port->dev_info.max_vfs > 0) { 2977 nb_rxq = rte_port->dev_info.nb_rx_queues; 2978 nb_txq = rte_port->dev_info.nb_tx_queues; 2979 } else { 2980 nb_rxq = rte_port->dev_info.max_rx_queues; 2981 nb_txq = rte_port->dev_info.max_tx_queues; 2982 } 2983 } else { 2984 /*if vt is disabled, use all pf queues */ 2985 if (rte_port->dev_info.vmdq_pool_base == 0) { 2986 nb_rxq = rte_port->dev_info.max_rx_queues; 2987 nb_txq = rte_port->dev_info.max_tx_queues; 2988 } else { 2989 nb_rxq = (queueid_t)num_tcs; 2990 nb_txq = (queueid_t)num_tcs; 2991 2992 } 2993 } 2994 rx_free_thresh = 64; 2995 2996 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 2997 2998 rxtx_port_config(rte_port); 2999 /* VLAN filter */ 3000 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 3001 for (i = 0; i < RTE_DIM(vlan_tags); i++) 3002 rx_vft_set(pid, vlan_tags[i], 1); 3003 3004 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 3005 map_port_queue_stats_mapping_registers(pid, rte_port); 3006 3007 rte_port->dcb_flag = 1; 3008 3009 return 0; 3010 } 3011 3012 static void 3013 init_port(void) 3014 { 3015 /* Configuration of Ethernet ports. */ 3016 ports = rte_zmalloc("testpmd: ports", 3017 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 3018 RTE_CACHE_LINE_SIZE); 3019 if (ports == NULL) { 3020 rte_exit(EXIT_FAILURE, 3021 "rte_zmalloc(%d struct rte_port) failed\n", 3022 RTE_MAX_ETHPORTS); 3023 } 3024 3025 /* Initialize ports NUMA structures */ 3026 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3027 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3028 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3029 } 3030 3031 static void 3032 force_quit(void) 3033 { 3034 pmd_test_exit(); 3035 prompt_exit(); 3036 } 3037 3038 static void 3039 print_stats(void) 3040 { 3041 uint8_t i; 3042 const char clr[] = { 27, '[', '2', 'J', '\0' }; 3043 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 3044 3045 /* Clear screen and move to top left */ 3046 printf("%s%s", clr, top_left); 3047 3048 printf("\nPort statistics ===================================="); 3049 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 3050 nic_stats_display(fwd_ports_ids[i]); 3051 } 3052 3053 static void 3054 signal_handler(int signum) 3055 { 3056 if (signum == SIGINT || signum == SIGTERM) { 3057 printf("\nSignal %d received, preparing to exit...\n", 3058 signum); 3059 #ifdef RTE_LIBRTE_PDUMP 3060 /* uninitialize packet capture framework */ 3061 rte_pdump_uninit(); 3062 #endif 3063 #ifdef RTE_LIBRTE_LATENCY_STATS 3064 rte_latencystats_uninit(); 3065 #endif 3066 force_quit(); 3067 /* Set flag to indicate the force termination. */ 3068 f_quit = 1; 3069 /* exit with the expected status */ 3070 signal(signum, SIG_DFL); 3071 kill(getpid(), signum); 3072 } 3073 } 3074 3075 int 3076 main(int argc, char** argv) 3077 { 3078 int diag; 3079 portid_t port_id; 3080 uint16_t count; 3081 int ret; 3082 3083 signal(SIGINT, signal_handler); 3084 signal(SIGTERM, signal_handler); 3085 3086 diag = rte_eal_init(argc, argv); 3087 if (diag < 0) 3088 rte_panic("Cannot init EAL\n"); 3089 3090 testpmd_logtype = rte_log_register("testpmd"); 3091 if (testpmd_logtype < 0) 3092 rte_panic("Cannot register log type"); 3093 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 3094 3095 ret = register_eth_event_callback(); 3096 if (ret != 0) 3097 rte_panic("Cannot register for ethdev events"); 3098 3099 #ifdef RTE_LIBRTE_PDUMP 3100 /* initialize packet capture framework */ 3101 rte_pdump_init(); 3102 #endif 3103 3104 count = 0; 3105 RTE_ETH_FOREACH_DEV(port_id) { 3106 ports_ids[count] = port_id; 3107 count++; 3108 } 3109 nb_ports = (portid_t) count; 3110 if (nb_ports == 0) 3111 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 3112 3113 /* allocate port structures, and init them */ 3114 init_port(); 3115 3116 set_def_fwd_config(); 3117 if (nb_lcores == 0) 3118 rte_panic("Empty set of forwarding logical cores - check the " 3119 "core mask supplied in the command parameters\n"); 3120 3121 /* Bitrate/latency stats disabled by default */ 3122 #ifdef RTE_LIBRTE_BITRATE 3123 bitrate_enabled = 0; 3124 #endif 3125 #ifdef RTE_LIBRTE_LATENCY_STATS 3126 latencystats_enabled = 0; 3127 #endif 3128 3129 /* on FreeBSD, mlockall() is disabled by default */ 3130 #ifdef RTE_EXEC_ENV_BSDAPP 3131 do_mlockall = 0; 3132 #else 3133 do_mlockall = 1; 3134 #endif 3135 3136 argc -= diag; 3137 argv += diag; 3138 if (argc > 1) 3139 launch_args_parse(argc, argv); 3140 3141 if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) { 3142 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 3143 strerror(errno)); 3144 } 3145 3146 if (tx_first && interactive) 3147 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 3148 "interactive mode.\n"); 3149 3150 if (tx_first && lsc_interrupt) { 3151 printf("Warning: lsc_interrupt needs to be off when " 3152 " using tx_first. Disabling.\n"); 3153 lsc_interrupt = 0; 3154 } 3155 3156 if (!nb_rxq && !nb_txq) 3157 printf("Warning: Either rx or tx queues should be non-zero\n"); 3158 3159 if (nb_rxq > 1 && nb_rxq > nb_txq) 3160 printf("Warning: nb_rxq=%d enables RSS configuration, " 3161 "but nb_txq=%d will prevent to fully test it.\n", 3162 nb_rxq, nb_txq); 3163 3164 init_config(); 3165 3166 if (hot_plug) { 3167 ret = rte_dev_hotplug_handle_enable(); 3168 if (ret) { 3169 RTE_LOG(ERR, EAL, 3170 "fail to enable hotplug handling."); 3171 return -1; 3172 } 3173 3174 ret = rte_dev_event_monitor_start(); 3175 if (ret) { 3176 RTE_LOG(ERR, EAL, 3177 "fail to start device event monitoring."); 3178 return -1; 3179 } 3180 3181 ret = rte_dev_event_callback_register(NULL, 3182 dev_event_callback, NULL); 3183 if (ret) { 3184 RTE_LOG(ERR, EAL, 3185 "fail to register device event callback\n"); 3186 return -1; 3187 } 3188 } 3189 3190 if (start_port(RTE_PORT_ALL) != 0) 3191 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 3192 3193 /* set all ports to promiscuous mode by default */ 3194 RTE_ETH_FOREACH_DEV(port_id) 3195 rte_eth_promiscuous_enable(port_id); 3196 3197 /* Init metrics library */ 3198 rte_metrics_init(rte_socket_id()); 3199 3200 #ifdef RTE_LIBRTE_LATENCY_STATS 3201 if (latencystats_enabled != 0) { 3202 int ret = rte_latencystats_init(1, NULL); 3203 if (ret) 3204 printf("Warning: latencystats init()" 3205 " returned error %d\n", ret); 3206 printf("Latencystats running on lcore %d\n", 3207 latencystats_lcore_id); 3208 } 3209 #endif 3210 3211 /* Setup bitrate stats */ 3212 #ifdef RTE_LIBRTE_BITRATE 3213 if (bitrate_enabled != 0) { 3214 bitrate_data = rte_stats_bitrate_create(); 3215 if (bitrate_data == NULL) 3216 rte_exit(EXIT_FAILURE, 3217 "Could not allocate bitrate data.\n"); 3218 rte_stats_bitrate_reg(bitrate_data); 3219 } 3220 #endif 3221 3222 #ifdef RTE_LIBRTE_CMDLINE 3223 if (strlen(cmdline_filename) != 0) 3224 cmdline_read_from_file(cmdline_filename); 3225 3226 if (interactive == 1) { 3227 if (auto_start) { 3228 printf("Start automatic packet forwarding\n"); 3229 start_packet_forwarding(0); 3230 } 3231 prompt(); 3232 pmd_test_exit(); 3233 } else 3234 #endif 3235 { 3236 char c; 3237 int rc; 3238 3239 f_quit = 0; 3240 3241 printf("No commandline core given, start packet forwarding\n"); 3242 start_packet_forwarding(tx_first); 3243 if (stats_period != 0) { 3244 uint64_t prev_time = 0, cur_time, diff_time = 0; 3245 uint64_t timer_period; 3246 3247 /* Convert to number of cycles */ 3248 timer_period = stats_period * rte_get_timer_hz(); 3249 3250 while (f_quit == 0) { 3251 cur_time = rte_get_timer_cycles(); 3252 diff_time += cur_time - prev_time; 3253 3254 if (diff_time >= timer_period) { 3255 print_stats(); 3256 /* Reset the timer */ 3257 diff_time = 0; 3258 } 3259 /* Sleep to avoid unnecessary checks */ 3260 prev_time = cur_time; 3261 sleep(1); 3262 } 3263 } 3264 3265 printf("Press enter to exit\n"); 3266 rc = read(0, &c, 1); 3267 pmd_test_exit(); 3268 if (rc < 0) 3269 return 1; 3270 } 3271 3272 return 0; 3273 } 3274