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 .select_tos_ttl = 0, 473 .vni = "\x00\x00\x00", 474 .udp_src = 0, 475 .udp_dst = RTE_BE16(4789), 476 .ipv4_src = IPv4(127, 0, 0, 1), 477 .ipv4_dst = IPv4(255, 255, 255, 255), 478 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 479 "\x00\x00\x00\x00\x00\x00\x00\x01", 480 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 481 "\x00\x00\x00\x00\x00\x00\x11\x11", 482 .vlan_tci = 0, 483 .ip_tos = 0, 484 .ip_ttl = 255, 485 .eth_src = "\x00\x00\x00\x00\x00\x00", 486 .eth_dst = "\xff\xff\xff\xff\xff\xff", 487 }; 488 489 struct nvgre_encap_conf nvgre_encap_conf = { 490 .select_ipv4 = 1, 491 .select_vlan = 0, 492 .tni = "\x00\x00\x00", 493 .ipv4_src = IPv4(127, 0, 0, 1), 494 .ipv4_dst = IPv4(255, 255, 255, 255), 495 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 496 "\x00\x00\x00\x00\x00\x00\x00\x01", 497 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 498 "\x00\x00\x00\x00\x00\x00\x11\x11", 499 .vlan_tci = 0, 500 .eth_src = "\x00\x00\x00\x00\x00\x00", 501 .eth_dst = "\xff\xff\xff\xff\xff\xff", 502 }; 503 504 /* Forward function declarations */ 505 static void setup_attached_port(portid_t pi); 506 static void map_port_queue_stats_mapping_registers(portid_t pi, 507 struct rte_port *port); 508 static void check_all_ports_link_status(uint32_t port_mask); 509 static int eth_event_callback(portid_t port_id, 510 enum rte_eth_event_type type, 511 void *param, void *ret_param); 512 static void dev_event_callback(const char *device_name, 513 enum rte_dev_event_type type, 514 void *param); 515 516 /* 517 * Check if all the ports are started. 518 * If yes, return positive value. If not, return zero. 519 */ 520 static int all_ports_started(void); 521 522 struct gso_status gso_ports[RTE_MAX_ETHPORTS]; 523 uint16_t gso_max_segment_size = ETHER_MAX_LEN - ETHER_CRC_LEN; 524 525 /* 526 * Helper function to check if socket is already discovered. 527 * If yes, return positive value. If not, return zero. 528 */ 529 int 530 new_socket_id(unsigned int socket_id) 531 { 532 unsigned int i; 533 534 for (i = 0; i < num_sockets; i++) { 535 if (socket_ids[i] == socket_id) 536 return 0; 537 } 538 return 1; 539 } 540 541 /* 542 * Setup default configuration. 543 */ 544 static void 545 set_default_fwd_lcores_config(void) 546 { 547 unsigned int i; 548 unsigned int nb_lc; 549 unsigned int sock_num; 550 551 nb_lc = 0; 552 for (i = 0; i < RTE_MAX_LCORE; i++) { 553 if (!rte_lcore_is_enabled(i)) 554 continue; 555 sock_num = rte_lcore_to_socket_id(i); 556 if (new_socket_id(sock_num)) { 557 if (num_sockets >= RTE_MAX_NUMA_NODES) { 558 rte_exit(EXIT_FAILURE, 559 "Total sockets greater than %u\n", 560 RTE_MAX_NUMA_NODES); 561 } 562 socket_ids[num_sockets++] = sock_num; 563 } 564 if (i == rte_get_master_lcore()) 565 continue; 566 fwd_lcores_cpuids[nb_lc++] = i; 567 } 568 nb_lcores = (lcoreid_t) nb_lc; 569 nb_cfg_lcores = nb_lcores; 570 nb_fwd_lcores = 1; 571 } 572 573 static void 574 set_def_peer_eth_addrs(void) 575 { 576 portid_t i; 577 578 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 579 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 580 peer_eth_addrs[i].addr_bytes[5] = i; 581 } 582 } 583 584 static void 585 set_default_fwd_ports_config(void) 586 { 587 portid_t pt_id; 588 int i = 0; 589 590 RTE_ETH_FOREACH_DEV(pt_id) { 591 fwd_ports_ids[i++] = pt_id; 592 593 /* Update sockets info according to the attached device */ 594 int socket_id = rte_eth_dev_socket_id(pt_id); 595 if (socket_id >= 0 && new_socket_id(socket_id)) { 596 if (num_sockets >= RTE_MAX_NUMA_NODES) { 597 rte_exit(EXIT_FAILURE, 598 "Total sockets greater than %u\n", 599 RTE_MAX_NUMA_NODES); 600 } 601 socket_ids[num_sockets++] = socket_id; 602 } 603 } 604 605 nb_cfg_ports = nb_ports; 606 nb_fwd_ports = nb_ports; 607 } 608 609 void 610 set_def_fwd_config(void) 611 { 612 set_default_fwd_lcores_config(); 613 set_def_peer_eth_addrs(); 614 set_default_fwd_ports_config(); 615 } 616 617 /* extremely pessimistic estimation of memory required to create a mempool */ 618 static int 619 calc_mem_size(uint32_t nb_mbufs, uint32_t mbuf_sz, size_t pgsz, size_t *out) 620 { 621 unsigned int n_pages, mbuf_per_pg, leftover; 622 uint64_t total_mem, mbuf_mem, obj_sz; 623 624 /* there is no good way to predict how much space the mempool will 625 * occupy because it will allocate chunks on the fly, and some of those 626 * will come from default DPDK memory while some will come from our 627 * external memory, so just assume 128MB will be enough for everyone. 628 */ 629 uint64_t hdr_mem = 128 << 20; 630 631 /* account for possible non-contiguousness */ 632 obj_sz = rte_mempool_calc_obj_size(mbuf_sz, 0, NULL); 633 if (obj_sz > pgsz) { 634 TESTPMD_LOG(ERR, "Object size is bigger than page size\n"); 635 return -1; 636 } 637 638 mbuf_per_pg = pgsz / obj_sz; 639 leftover = (nb_mbufs % mbuf_per_pg) > 0; 640 n_pages = (nb_mbufs / mbuf_per_pg) + leftover; 641 642 mbuf_mem = n_pages * pgsz; 643 644 total_mem = RTE_ALIGN(hdr_mem + mbuf_mem, pgsz); 645 646 if (total_mem > SIZE_MAX) { 647 TESTPMD_LOG(ERR, "Memory size too big\n"); 648 return -1; 649 } 650 *out = (size_t)total_mem; 651 652 return 0; 653 } 654 655 static int 656 pagesz_flags(uint64_t page_sz) 657 { 658 /* as per mmap() manpage, all page sizes are log2 of page size 659 * shifted by MAP_HUGE_SHIFT 660 */ 661 int log2 = rte_log2_u64(page_sz); 662 663 return (log2 << HUGE_SHIFT); 664 } 665 666 static void * 667 alloc_mem(size_t memsz, size_t pgsz, bool huge) 668 { 669 void *addr; 670 int flags; 671 672 /* allocate anonymous hugepages */ 673 flags = MAP_ANONYMOUS | MAP_PRIVATE; 674 if (huge) 675 flags |= HUGE_FLAG | pagesz_flags(pgsz); 676 677 addr = mmap(NULL, memsz, PROT_READ | PROT_WRITE, flags, -1, 0); 678 if (addr == MAP_FAILED) 679 return NULL; 680 681 return addr; 682 } 683 684 struct extmem_param { 685 void *addr; 686 size_t len; 687 size_t pgsz; 688 rte_iova_t *iova_table; 689 unsigned int iova_table_len; 690 }; 691 692 static int 693 create_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, struct extmem_param *param, 694 bool huge) 695 { 696 uint64_t pgsizes[] = {RTE_PGSIZE_2M, RTE_PGSIZE_1G, /* x86_64, ARM */ 697 RTE_PGSIZE_16M, RTE_PGSIZE_16G}; /* POWER */ 698 unsigned int cur_page, n_pages, pgsz_idx; 699 size_t mem_sz, cur_pgsz; 700 rte_iova_t *iovas = NULL; 701 void *addr; 702 int ret; 703 704 for (pgsz_idx = 0; pgsz_idx < RTE_DIM(pgsizes); pgsz_idx++) { 705 /* skip anything that is too big */ 706 if (pgsizes[pgsz_idx] > SIZE_MAX) 707 continue; 708 709 cur_pgsz = pgsizes[pgsz_idx]; 710 711 /* if we were told not to allocate hugepages, override */ 712 if (!huge) 713 cur_pgsz = sysconf(_SC_PAGESIZE); 714 715 ret = calc_mem_size(nb_mbufs, mbuf_sz, cur_pgsz, &mem_sz); 716 if (ret < 0) { 717 TESTPMD_LOG(ERR, "Cannot calculate memory size\n"); 718 return -1; 719 } 720 721 /* allocate our memory */ 722 addr = alloc_mem(mem_sz, cur_pgsz, huge); 723 724 /* if we couldn't allocate memory with a specified page size, 725 * that doesn't mean we can't do it with other page sizes, so 726 * try another one. 727 */ 728 if (addr == NULL) 729 continue; 730 731 /* store IOVA addresses for every page in this memory area */ 732 n_pages = mem_sz / cur_pgsz; 733 734 iovas = malloc(sizeof(*iovas) * n_pages); 735 736 if (iovas == NULL) { 737 TESTPMD_LOG(ERR, "Cannot allocate memory for iova addresses\n"); 738 goto fail; 739 } 740 /* lock memory if it's not huge pages */ 741 if (!huge) 742 mlock(addr, mem_sz); 743 744 /* populate IOVA addresses */ 745 for (cur_page = 0; cur_page < n_pages; cur_page++) { 746 rte_iova_t iova; 747 size_t offset; 748 void *cur; 749 750 offset = cur_pgsz * cur_page; 751 cur = RTE_PTR_ADD(addr, offset); 752 753 /* touch the page before getting its IOVA */ 754 *(volatile char *)cur = 0; 755 756 iova = rte_mem_virt2iova(cur); 757 758 iovas[cur_page] = iova; 759 } 760 761 break; 762 } 763 /* if we couldn't allocate anything */ 764 if (iovas == NULL) 765 return -1; 766 767 param->addr = addr; 768 param->len = mem_sz; 769 param->pgsz = cur_pgsz; 770 param->iova_table = iovas; 771 param->iova_table_len = n_pages; 772 773 return 0; 774 fail: 775 if (iovas) 776 free(iovas); 777 if (addr) 778 munmap(addr, mem_sz); 779 780 return -1; 781 } 782 783 static int 784 setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge) 785 { 786 struct extmem_param param; 787 int socket_id, ret; 788 789 memset(¶m, 0, sizeof(param)); 790 791 /* check if our heap exists */ 792 socket_id = rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 793 if (socket_id < 0) { 794 /* create our heap */ 795 ret = rte_malloc_heap_create(EXTMEM_HEAP_NAME); 796 if (ret < 0) { 797 TESTPMD_LOG(ERR, "Cannot create heap\n"); 798 return -1; 799 } 800 } 801 802 ret = create_extmem(nb_mbufs, mbuf_sz, ¶m, huge); 803 if (ret < 0) { 804 TESTPMD_LOG(ERR, "Cannot create memory area\n"); 805 return -1; 806 } 807 808 /* we now have a valid memory area, so add it to heap */ 809 ret = rte_malloc_heap_memory_add(EXTMEM_HEAP_NAME, 810 param.addr, param.len, param.iova_table, 811 param.iova_table_len, param.pgsz); 812 813 /* when using VFIO, memory is automatically mapped for DMA by EAL */ 814 815 /* not needed any more */ 816 free(param.iova_table); 817 818 if (ret < 0) { 819 TESTPMD_LOG(ERR, "Cannot add memory to heap\n"); 820 munmap(param.addr, param.len); 821 return -1; 822 } 823 824 /* success */ 825 826 TESTPMD_LOG(DEBUG, "Allocated %zuMB of external memory\n", 827 param.len >> 20); 828 829 return 0; 830 } 831 832 /* 833 * Configuration initialisation done once at init time. 834 */ 835 static void 836 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 837 unsigned int socket_id) 838 { 839 char pool_name[RTE_MEMPOOL_NAMESIZE]; 840 struct rte_mempool *rte_mp = NULL; 841 uint32_t mb_size; 842 843 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 844 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 845 846 TESTPMD_LOG(INFO, 847 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 848 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 849 850 switch (mp_alloc_type) { 851 case MP_ALLOC_NATIVE: 852 { 853 /* wrapper to rte_mempool_create() */ 854 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 855 rte_mbuf_best_mempool_ops()); 856 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 857 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 858 break; 859 } 860 case MP_ALLOC_ANON: 861 { 862 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 863 mb_size, (unsigned int) mb_mempool_cache, 864 sizeof(struct rte_pktmbuf_pool_private), 865 socket_id, 0); 866 if (rte_mp == NULL) 867 goto err; 868 869 if (rte_mempool_populate_anon(rte_mp) == 0) { 870 rte_mempool_free(rte_mp); 871 rte_mp = NULL; 872 goto err; 873 } 874 rte_pktmbuf_pool_init(rte_mp, NULL); 875 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 876 break; 877 } 878 case MP_ALLOC_XMEM: 879 case MP_ALLOC_XMEM_HUGE: 880 { 881 int heap_socket; 882 bool huge = mp_alloc_type == MP_ALLOC_XMEM_HUGE; 883 884 if (setup_extmem(nb_mbuf, mbuf_seg_size, huge) < 0) 885 rte_exit(EXIT_FAILURE, "Could not create external memory\n"); 886 887 heap_socket = 888 rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 889 if (heap_socket < 0) 890 rte_exit(EXIT_FAILURE, "Could not get external memory socket ID\n"); 891 892 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 893 rte_mbuf_best_mempool_ops()); 894 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 895 mb_mempool_cache, 0, mbuf_seg_size, 896 heap_socket); 897 break; 898 } 899 default: 900 { 901 rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n"); 902 } 903 } 904 905 err: 906 if (rte_mp == NULL) { 907 rte_exit(EXIT_FAILURE, 908 "Creation of mbuf pool for socket %u failed: %s\n", 909 socket_id, rte_strerror(rte_errno)); 910 } else if (verbose_level > 0) { 911 rte_mempool_dump(stdout, rte_mp); 912 } 913 } 914 915 /* 916 * Check given socket id is valid or not with NUMA mode, 917 * if valid, return 0, else return -1 918 */ 919 static int 920 check_socket_id(const unsigned int socket_id) 921 { 922 static int warning_once = 0; 923 924 if (new_socket_id(socket_id)) { 925 if (!warning_once && numa_support) 926 printf("Warning: NUMA should be configured manually by" 927 " using --port-numa-config and" 928 " --ring-numa-config parameters along with" 929 " --numa.\n"); 930 warning_once = 1; 931 return -1; 932 } 933 return 0; 934 } 935 936 /* 937 * Get the allowed maximum number of RX queues. 938 * *pid return the port id which has minimal value of 939 * max_rx_queues in all ports. 940 */ 941 queueid_t 942 get_allowed_max_nb_rxq(portid_t *pid) 943 { 944 queueid_t allowed_max_rxq = MAX_QUEUE_ID; 945 portid_t pi; 946 struct rte_eth_dev_info dev_info; 947 948 RTE_ETH_FOREACH_DEV(pi) { 949 rte_eth_dev_info_get(pi, &dev_info); 950 if (dev_info.max_rx_queues < allowed_max_rxq) { 951 allowed_max_rxq = dev_info.max_rx_queues; 952 *pid = pi; 953 } 954 } 955 return allowed_max_rxq; 956 } 957 958 /* 959 * Check input rxq is valid or not. 960 * If input rxq is not greater than any of maximum number 961 * of RX queues of all ports, it is valid. 962 * if valid, return 0, else return -1 963 */ 964 int 965 check_nb_rxq(queueid_t rxq) 966 { 967 queueid_t allowed_max_rxq; 968 portid_t pid = 0; 969 970 allowed_max_rxq = get_allowed_max_nb_rxq(&pid); 971 if (rxq > allowed_max_rxq) { 972 printf("Fail: input rxq (%u) can't be greater " 973 "than max_rx_queues (%u) of port %u\n", 974 rxq, 975 allowed_max_rxq, 976 pid); 977 return -1; 978 } 979 return 0; 980 } 981 982 /* 983 * Get the allowed maximum number of TX queues. 984 * *pid return the port id which has minimal value of 985 * max_tx_queues in all ports. 986 */ 987 queueid_t 988 get_allowed_max_nb_txq(portid_t *pid) 989 { 990 queueid_t allowed_max_txq = MAX_QUEUE_ID; 991 portid_t pi; 992 struct rte_eth_dev_info dev_info; 993 994 RTE_ETH_FOREACH_DEV(pi) { 995 rte_eth_dev_info_get(pi, &dev_info); 996 if (dev_info.max_tx_queues < allowed_max_txq) { 997 allowed_max_txq = dev_info.max_tx_queues; 998 *pid = pi; 999 } 1000 } 1001 return allowed_max_txq; 1002 } 1003 1004 /* 1005 * Check input txq is valid or not. 1006 * If input txq is not greater than any of maximum number 1007 * of TX queues of all ports, it is valid. 1008 * if valid, return 0, else return -1 1009 */ 1010 int 1011 check_nb_txq(queueid_t txq) 1012 { 1013 queueid_t allowed_max_txq; 1014 portid_t pid = 0; 1015 1016 allowed_max_txq = get_allowed_max_nb_txq(&pid); 1017 if (txq > allowed_max_txq) { 1018 printf("Fail: input txq (%u) can't be greater " 1019 "than max_tx_queues (%u) of port %u\n", 1020 txq, 1021 allowed_max_txq, 1022 pid); 1023 return -1; 1024 } 1025 return 0; 1026 } 1027 1028 static void 1029 init_config(void) 1030 { 1031 portid_t pid; 1032 struct rte_port *port; 1033 struct rte_mempool *mbp; 1034 unsigned int nb_mbuf_per_pool; 1035 lcoreid_t lc_id; 1036 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 1037 struct rte_gro_param gro_param; 1038 uint32_t gso_types; 1039 int k; 1040 1041 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 1042 1043 /* Configuration of logical cores. */ 1044 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 1045 sizeof(struct fwd_lcore *) * nb_lcores, 1046 RTE_CACHE_LINE_SIZE); 1047 if (fwd_lcores == NULL) { 1048 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 1049 "failed\n", nb_lcores); 1050 } 1051 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1052 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 1053 sizeof(struct fwd_lcore), 1054 RTE_CACHE_LINE_SIZE); 1055 if (fwd_lcores[lc_id] == NULL) { 1056 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 1057 "failed\n"); 1058 } 1059 fwd_lcores[lc_id]->cpuid_idx = lc_id; 1060 } 1061 1062 RTE_ETH_FOREACH_DEV(pid) { 1063 port = &ports[pid]; 1064 /* Apply default TxRx configuration for all ports */ 1065 port->dev_conf.txmode = tx_mode; 1066 port->dev_conf.rxmode = rx_mode; 1067 rte_eth_dev_info_get(pid, &port->dev_info); 1068 1069 if (!(port->dev_info.tx_offload_capa & 1070 DEV_TX_OFFLOAD_MBUF_FAST_FREE)) 1071 port->dev_conf.txmode.offloads &= 1072 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE; 1073 if (!(port->dev_info.tx_offload_capa & 1074 DEV_TX_OFFLOAD_MATCH_METADATA)) 1075 port->dev_conf.txmode.offloads &= 1076 ~DEV_TX_OFFLOAD_MATCH_METADATA; 1077 if (numa_support) { 1078 if (port_numa[pid] != NUMA_NO_CONFIG) 1079 port_per_socket[port_numa[pid]]++; 1080 else { 1081 uint32_t socket_id = rte_eth_dev_socket_id(pid); 1082 1083 /* 1084 * if socket_id is invalid, 1085 * set to the first available socket. 1086 */ 1087 if (check_socket_id(socket_id) < 0) 1088 socket_id = socket_ids[0]; 1089 port_per_socket[socket_id]++; 1090 } 1091 } 1092 1093 /* Apply Rx offloads configuration */ 1094 for (k = 0; k < port->dev_info.max_rx_queues; k++) 1095 port->rx_conf[k].offloads = 1096 port->dev_conf.rxmode.offloads; 1097 /* Apply Tx offloads configuration */ 1098 for (k = 0; k < port->dev_info.max_tx_queues; k++) 1099 port->tx_conf[k].offloads = 1100 port->dev_conf.txmode.offloads; 1101 1102 /* set flag to initialize port/queue */ 1103 port->need_reconfig = 1; 1104 port->need_reconfig_queues = 1; 1105 port->tx_metadata = 0; 1106 } 1107 1108 /* 1109 * Create pools of mbuf. 1110 * If NUMA support is disabled, create a single pool of mbuf in 1111 * socket 0 memory by default. 1112 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 1113 * 1114 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 1115 * nb_txd can be configured at run time. 1116 */ 1117 if (param_total_num_mbufs) 1118 nb_mbuf_per_pool = param_total_num_mbufs; 1119 else { 1120 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 1121 (nb_lcores * mb_mempool_cache) + 1122 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 1123 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 1124 } 1125 1126 if (numa_support) { 1127 uint8_t i; 1128 1129 for (i = 0; i < num_sockets; i++) 1130 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1131 socket_ids[i]); 1132 } else { 1133 if (socket_num == UMA_NO_CONFIG) 1134 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 1135 else 1136 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1137 socket_num); 1138 } 1139 1140 init_port_config(); 1141 1142 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 1143 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_TX_OFFLOAD_UDP_TSO; 1144 /* 1145 * Records which Mbuf pool to use by each logical core, if needed. 1146 */ 1147 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1148 mbp = mbuf_pool_find( 1149 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 1150 1151 if (mbp == NULL) 1152 mbp = mbuf_pool_find(0); 1153 fwd_lcores[lc_id]->mbp = mbp; 1154 /* initialize GSO context */ 1155 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 1156 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 1157 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 1158 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN - 1159 ETHER_CRC_LEN; 1160 fwd_lcores[lc_id]->gso_ctx.flag = 0; 1161 } 1162 1163 /* Configuration of packet forwarding streams. */ 1164 if (init_fwd_streams() < 0) 1165 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 1166 1167 fwd_config_setup(); 1168 1169 /* create a gro context for each lcore */ 1170 gro_param.gro_types = RTE_GRO_TCP_IPV4; 1171 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 1172 gro_param.max_item_per_flow = MAX_PKT_BURST; 1173 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1174 gro_param.socket_id = rte_lcore_to_socket_id( 1175 fwd_lcores_cpuids[lc_id]); 1176 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 1177 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 1178 rte_exit(EXIT_FAILURE, 1179 "rte_gro_ctx_create() failed\n"); 1180 } 1181 } 1182 1183 #if defined RTE_LIBRTE_PMD_SOFTNIC 1184 if (strcmp(cur_fwd_eng->fwd_mode_name, "softnic") == 0) { 1185 RTE_ETH_FOREACH_DEV(pid) { 1186 port = &ports[pid]; 1187 const char *driver = port->dev_info.driver_name; 1188 1189 if (strcmp(driver, "net_softnic") == 0) 1190 port->softport.fwd_lcore_arg = fwd_lcores; 1191 } 1192 } 1193 #endif 1194 1195 } 1196 1197 1198 void 1199 reconfig(portid_t new_port_id, unsigned socket_id) 1200 { 1201 struct rte_port *port; 1202 1203 /* Reconfiguration of Ethernet ports. */ 1204 port = &ports[new_port_id]; 1205 rte_eth_dev_info_get(new_port_id, &port->dev_info); 1206 1207 /* set flag to initialize port/queue */ 1208 port->need_reconfig = 1; 1209 port->need_reconfig_queues = 1; 1210 port->socket_id = socket_id; 1211 1212 init_port_config(); 1213 } 1214 1215 1216 int 1217 init_fwd_streams(void) 1218 { 1219 portid_t pid; 1220 struct rte_port *port; 1221 streamid_t sm_id, nb_fwd_streams_new; 1222 queueid_t q; 1223 1224 /* set socket id according to numa or not */ 1225 RTE_ETH_FOREACH_DEV(pid) { 1226 port = &ports[pid]; 1227 if (nb_rxq > port->dev_info.max_rx_queues) { 1228 printf("Fail: nb_rxq(%d) is greater than " 1229 "max_rx_queues(%d)\n", nb_rxq, 1230 port->dev_info.max_rx_queues); 1231 return -1; 1232 } 1233 if (nb_txq > port->dev_info.max_tx_queues) { 1234 printf("Fail: nb_txq(%d) is greater than " 1235 "max_tx_queues(%d)\n", nb_txq, 1236 port->dev_info.max_tx_queues); 1237 return -1; 1238 } 1239 if (numa_support) { 1240 if (port_numa[pid] != NUMA_NO_CONFIG) 1241 port->socket_id = port_numa[pid]; 1242 else { 1243 port->socket_id = rte_eth_dev_socket_id(pid); 1244 1245 /* 1246 * if socket_id is invalid, 1247 * set to the first available socket. 1248 */ 1249 if (check_socket_id(port->socket_id) < 0) 1250 port->socket_id = socket_ids[0]; 1251 } 1252 } 1253 else { 1254 if (socket_num == UMA_NO_CONFIG) 1255 port->socket_id = 0; 1256 else 1257 port->socket_id = socket_num; 1258 } 1259 } 1260 1261 q = RTE_MAX(nb_rxq, nb_txq); 1262 if (q == 0) { 1263 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 1264 return -1; 1265 } 1266 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 1267 if (nb_fwd_streams_new == nb_fwd_streams) 1268 return 0; 1269 /* clear the old */ 1270 if (fwd_streams != NULL) { 1271 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1272 if (fwd_streams[sm_id] == NULL) 1273 continue; 1274 rte_free(fwd_streams[sm_id]); 1275 fwd_streams[sm_id] = NULL; 1276 } 1277 rte_free(fwd_streams); 1278 fwd_streams = NULL; 1279 } 1280 1281 /* init new */ 1282 nb_fwd_streams = nb_fwd_streams_new; 1283 if (nb_fwd_streams) { 1284 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 1285 sizeof(struct fwd_stream *) * nb_fwd_streams, 1286 RTE_CACHE_LINE_SIZE); 1287 if (fwd_streams == NULL) 1288 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d" 1289 " (struct fwd_stream *)) failed\n", 1290 nb_fwd_streams); 1291 1292 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1293 fwd_streams[sm_id] = rte_zmalloc("testpmd:" 1294 " struct fwd_stream", sizeof(struct fwd_stream), 1295 RTE_CACHE_LINE_SIZE); 1296 if (fwd_streams[sm_id] == NULL) 1297 rte_exit(EXIT_FAILURE, "rte_zmalloc" 1298 "(struct fwd_stream) failed\n"); 1299 } 1300 } 1301 1302 return 0; 1303 } 1304 1305 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1306 static void 1307 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 1308 { 1309 unsigned int total_burst; 1310 unsigned int nb_burst; 1311 unsigned int burst_stats[3]; 1312 uint16_t pktnb_stats[3]; 1313 uint16_t nb_pkt; 1314 int burst_percent[3]; 1315 1316 /* 1317 * First compute the total number of packet bursts and the 1318 * two highest numbers of bursts of the same number of packets. 1319 */ 1320 total_burst = 0; 1321 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 1322 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 1323 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 1324 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 1325 if (nb_burst == 0) 1326 continue; 1327 total_burst += nb_burst; 1328 if (nb_burst > burst_stats[0]) { 1329 burst_stats[1] = burst_stats[0]; 1330 pktnb_stats[1] = pktnb_stats[0]; 1331 burst_stats[0] = nb_burst; 1332 pktnb_stats[0] = nb_pkt; 1333 } else if (nb_burst > burst_stats[1]) { 1334 burst_stats[1] = nb_burst; 1335 pktnb_stats[1] = nb_pkt; 1336 } 1337 } 1338 if (total_burst == 0) 1339 return; 1340 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 1341 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 1342 burst_percent[0], (int) pktnb_stats[0]); 1343 if (burst_stats[0] == total_burst) { 1344 printf("]\n"); 1345 return; 1346 } 1347 if (burst_stats[0] + burst_stats[1] == total_burst) { 1348 printf(" + %d%% of %d pkts]\n", 1349 100 - burst_percent[0], pktnb_stats[1]); 1350 return; 1351 } 1352 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 1353 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 1354 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 1355 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 1356 return; 1357 } 1358 printf(" + %d%% of %d pkts + %d%% of others]\n", 1359 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 1360 } 1361 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 1362 1363 static void 1364 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 1365 { 1366 struct rte_port *port; 1367 uint8_t i; 1368 1369 static const char *fwd_stats_border = "----------------------"; 1370 1371 port = &ports[port_id]; 1372 printf("\n %s Forward statistics for port %-2d %s\n", 1373 fwd_stats_border, port_id, fwd_stats_border); 1374 1375 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 1376 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1377 "%-"PRIu64"\n", 1378 stats->ipackets, stats->imissed, 1379 (uint64_t) (stats->ipackets + stats->imissed)); 1380 1381 if (cur_fwd_eng == &csum_fwd_engine) 1382 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64"Bad-outer-l4csum: %-14"PRIu64"\n", 1383 port->rx_bad_ip_csum, port->rx_bad_l4_csum, 1384 port->rx_bad_outer_l4_csum); 1385 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1386 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 1387 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 1388 } 1389 1390 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1391 "%-"PRIu64"\n", 1392 stats->opackets, port->tx_dropped, 1393 (uint64_t) (stats->opackets + port->tx_dropped)); 1394 } 1395 else { 1396 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 1397 "%14"PRIu64"\n", 1398 stats->ipackets, stats->imissed, 1399 (uint64_t) (stats->ipackets + stats->imissed)); 1400 1401 if (cur_fwd_eng == &csum_fwd_engine) 1402 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64" Bad-outer-l4csum: %-14"PRIu64"\n", 1403 port->rx_bad_ip_csum, port->rx_bad_l4_csum, 1404 port->rx_bad_outer_l4_csum); 1405 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1406 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 1407 printf(" RX-nombufs: %14"PRIu64"\n", 1408 stats->rx_nombuf); 1409 } 1410 1411 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 1412 "%14"PRIu64"\n", 1413 stats->opackets, port->tx_dropped, 1414 (uint64_t) (stats->opackets + port->tx_dropped)); 1415 } 1416 1417 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1418 if (port->rx_stream) 1419 pkt_burst_stats_display("RX", 1420 &port->rx_stream->rx_burst_stats); 1421 if (port->tx_stream) 1422 pkt_burst_stats_display("TX", 1423 &port->tx_stream->tx_burst_stats); 1424 #endif 1425 1426 if (port->rx_queue_stats_mapping_enabled) { 1427 printf("\n"); 1428 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1429 printf(" Stats reg %2d RX-packets:%14"PRIu64 1430 " RX-errors:%14"PRIu64 1431 " RX-bytes:%14"PRIu64"\n", 1432 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 1433 } 1434 printf("\n"); 1435 } 1436 if (port->tx_queue_stats_mapping_enabled) { 1437 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1438 printf(" Stats reg %2d TX-packets:%14"PRIu64 1439 " TX-bytes:%14"PRIu64"\n", 1440 i, stats->q_opackets[i], stats->q_obytes[i]); 1441 } 1442 } 1443 1444 printf(" %s--------------------------------%s\n", 1445 fwd_stats_border, fwd_stats_border); 1446 } 1447 1448 static void 1449 fwd_stream_stats_display(streamid_t stream_id) 1450 { 1451 struct fwd_stream *fs; 1452 static const char *fwd_top_stats_border = "-------"; 1453 1454 fs = fwd_streams[stream_id]; 1455 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 1456 (fs->fwd_dropped == 0)) 1457 return; 1458 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 1459 "TX Port=%2d/Queue=%2d %s\n", 1460 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 1461 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 1462 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 1463 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 1464 1465 /* if checksum mode */ 1466 if (cur_fwd_eng == &csum_fwd_engine) { 1467 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 1468 "%-14u Rx- bad outer L4 checksum: %-14u\n", 1469 fs->rx_bad_ip_csum, fs->rx_bad_l4_csum, 1470 fs->rx_bad_outer_l4_csum); 1471 } 1472 1473 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1474 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 1475 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 1476 #endif 1477 } 1478 1479 static void 1480 flush_fwd_rx_queues(void) 1481 { 1482 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 1483 portid_t rxp; 1484 portid_t port_id; 1485 queueid_t rxq; 1486 uint16_t nb_rx; 1487 uint16_t i; 1488 uint8_t j; 1489 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 1490 uint64_t timer_period; 1491 1492 /* convert to number of cycles */ 1493 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 1494 1495 for (j = 0; j < 2; j++) { 1496 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 1497 for (rxq = 0; rxq < nb_rxq; rxq++) { 1498 port_id = fwd_ports_ids[rxp]; 1499 /** 1500 * testpmd can stuck in the below do while loop 1501 * if rte_eth_rx_burst() always returns nonzero 1502 * packets. So timer is added to exit this loop 1503 * after 1sec timer expiry. 1504 */ 1505 prev_tsc = rte_rdtsc(); 1506 do { 1507 nb_rx = rte_eth_rx_burst(port_id, rxq, 1508 pkts_burst, MAX_PKT_BURST); 1509 for (i = 0; i < nb_rx; i++) 1510 rte_pktmbuf_free(pkts_burst[i]); 1511 1512 cur_tsc = rte_rdtsc(); 1513 diff_tsc = cur_tsc - prev_tsc; 1514 timer_tsc += diff_tsc; 1515 } while ((nb_rx > 0) && 1516 (timer_tsc < timer_period)); 1517 timer_tsc = 0; 1518 } 1519 } 1520 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 1521 } 1522 } 1523 1524 static void 1525 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 1526 { 1527 struct fwd_stream **fsm; 1528 streamid_t nb_fs; 1529 streamid_t sm_id; 1530 #ifdef RTE_LIBRTE_BITRATE 1531 uint64_t tics_per_1sec; 1532 uint64_t tics_datum; 1533 uint64_t tics_current; 1534 uint16_t i, cnt_ports; 1535 1536 cnt_ports = nb_ports; 1537 tics_datum = rte_rdtsc(); 1538 tics_per_1sec = rte_get_timer_hz(); 1539 #endif 1540 fsm = &fwd_streams[fc->stream_idx]; 1541 nb_fs = fc->stream_nb; 1542 do { 1543 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1544 (*pkt_fwd)(fsm[sm_id]); 1545 #ifdef RTE_LIBRTE_BITRATE 1546 if (bitrate_enabled != 0 && 1547 bitrate_lcore_id == rte_lcore_id()) { 1548 tics_current = rte_rdtsc(); 1549 if (tics_current - tics_datum >= tics_per_1sec) { 1550 /* Periodic bitrate calculation */ 1551 for (i = 0; i < cnt_ports; i++) 1552 rte_stats_bitrate_calc(bitrate_data, 1553 ports_ids[i]); 1554 tics_datum = tics_current; 1555 } 1556 } 1557 #endif 1558 #ifdef RTE_LIBRTE_LATENCY_STATS 1559 if (latencystats_enabled != 0 && 1560 latencystats_lcore_id == rte_lcore_id()) 1561 rte_latencystats_update(); 1562 #endif 1563 1564 } while (! fc->stopped); 1565 } 1566 1567 static int 1568 start_pkt_forward_on_core(void *fwd_arg) 1569 { 1570 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1571 cur_fwd_config.fwd_eng->packet_fwd); 1572 return 0; 1573 } 1574 1575 /* 1576 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1577 * Used to start communication flows in network loopback test configurations. 1578 */ 1579 static int 1580 run_one_txonly_burst_on_core(void *fwd_arg) 1581 { 1582 struct fwd_lcore *fwd_lc; 1583 struct fwd_lcore tmp_lcore; 1584 1585 fwd_lc = (struct fwd_lcore *) fwd_arg; 1586 tmp_lcore = *fwd_lc; 1587 tmp_lcore.stopped = 1; 1588 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1589 return 0; 1590 } 1591 1592 /* 1593 * Launch packet forwarding: 1594 * - Setup per-port forwarding context. 1595 * - launch logical cores with their forwarding configuration. 1596 */ 1597 static void 1598 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1599 { 1600 port_fwd_begin_t port_fwd_begin; 1601 unsigned int i; 1602 unsigned int lc_id; 1603 int diag; 1604 1605 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1606 if (port_fwd_begin != NULL) { 1607 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1608 (*port_fwd_begin)(fwd_ports_ids[i]); 1609 } 1610 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1611 lc_id = fwd_lcores_cpuids[i]; 1612 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1613 fwd_lcores[i]->stopped = 0; 1614 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1615 fwd_lcores[i], lc_id); 1616 if (diag != 0) 1617 printf("launch lcore %u failed - diag=%d\n", 1618 lc_id, diag); 1619 } 1620 } 1621 } 1622 1623 /* 1624 * Launch packet forwarding configuration. 1625 */ 1626 void 1627 start_packet_forwarding(int with_tx_first) 1628 { 1629 port_fwd_begin_t port_fwd_begin; 1630 port_fwd_end_t port_fwd_end; 1631 struct rte_port *port; 1632 unsigned int i; 1633 portid_t pt_id; 1634 streamid_t sm_id; 1635 1636 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1637 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1638 1639 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1640 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1641 1642 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1643 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1644 (!nb_rxq || !nb_txq)) 1645 rte_exit(EXIT_FAILURE, 1646 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1647 cur_fwd_eng->fwd_mode_name); 1648 1649 if (all_ports_started() == 0) { 1650 printf("Not all ports were started\n"); 1651 return; 1652 } 1653 if (test_done == 0) { 1654 printf("Packet forwarding already started\n"); 1655 return; 1656 } 1657 1658 1659 if(dcb_test) { 1660 for (i = 0; i < nb_fwd_ports; i++) { 1661 pt_id = fwd_ports_ids[i]; 1662 port = &ports[pt_id]; 1663 if (!port->dcb_flag) { 1664 printf("In DCB mode, all forwarding ports must " 1665 "be configured in this mode.\n"); 1666 return; 1667 } 1668 } 1669 if (nb_fwd_lcores == 1) { 1670 printf("In DCB mode,the nb forwarding cores " 1671 "should be larger than 1.\n"); 1672 return; 1673 } 1674 } 1675 test_done = 0; 1676 1677 fwd_config_setup(); 1678 1679 if(!no_flush_rx) 1680 flush_fwd_rx_queues(); 1681 1682 pkt_fwd_config_display(&cur_fwd_config); 1683 rxtx_config_display(); 1684 1685 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1686 pt_id = fwd_ports_ids[i]; 1687 port = &ports[pt_id]; 1688 rte_eth_stats_get(pt_id, &port->stats); 1689 port->tx_dropped = 0; 1690 1691 map_port_queue_stats_mapping_registers(pt_id, port); 1692 } 1693 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1694 fwd_streams[sm_id]->rx_packets = 0; 1695 fwd_streams[sm_id]->tx_packets = 0; 1696 fwd_streams[sm_id]->fwd_dropped = 0; 1697 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1698 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1699 fwd_streams[sm_id]->rx_bad_outer_l4_csum = 0; 1700 1701 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1702 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1703 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1704 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1705 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1706 #endif 1707 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1708 fwd_streams[sm_id]->core_cycles = 0; 1709 #endif 1710 } 1711 if (with_tx_first) { 1712 port_fwd_begin = tx_only_engine.port_fwd_begin; 1713 if (port_fwd_begin != NULL) { 1714 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1715 (*port_fwd_begin)(fwd_ports_ids[i]); 1716 } 1717 while (with_tx_first--) { 1718 launch_packet_forwarding( 1719 run_one_txonly_burst_on_core); 1720 rte_eal_mp_wait_lcore(); 1721 } 1722 port_fwd_end = tx_only_engine.port_fwd_end; 1723 if (port_fwd_end != NULL) { 1724 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1725 (*port_fwd_end)(fwd_ports_ids[i]); 1726 } 1727 } 1728 launch_packet_forwarding(start_pkt_forward_on_core); 1729 } 1730 1731 void 1732 stop_packet_forwarding(void) 1733 { 1734 struct rte_eth_stats stats; 1735 struct rte_port *port; 1736 port_fwd_end_t port_fwd_end; 1737 int i; 1738 portid_t pt_id; 1739 streamid_t sm_id; 1740 lcoreid_t lc_id; 1741 uint64_t total_recv; 1742 uint64_t total_xmit; 1743 uint64_t total_rx_dropped; 1744 uint64_t total_tx_dropped; 1745 uint64_t total_rx_nombuf; 1746 uint64_t tx_dropped; 1747 uint64_t rx_bad_ip_csum; 1748 uint64_t rx_bad_l4_csum; 1749 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1750 uint64_t fwd_cycles; 1751 #endif 1752 1753 static const char *acc_stats_border = "+++++++++++++++"; 1754 1755 if (test_done) { 1756 printf("Packet forwarding not started\n"); 1757 return; 1758 } 1759 printf("Telling cores to stop..."); 1760 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1761 fwd_lcores[lc_id]->stopped = 1; 1762 printf("\nWaiting for lcores to finish...\n"); 1763 rte_eal_mp_wait_lcore(); 1764 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1765 if (port_fwd_end != NULL) { 1766 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1767 pt_id = fwd_ports_ids[i]; 1768 (*port_fwd_end)(pt_id); 1769 } 1770 } 1771 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1772 fwd_cycles = 0; 1773 #endif 1774 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1775 if (cur_fwd_config.nb_fwd_streams > 1776 cur_fwd_config.nb_fwd_ports) { 1777 fwd_stream_stats_display(sm_id); 1778 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1779 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1780 } else { 1781 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1782 fwd_streams[sm_id]; 1783 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1784 fwd_streams[sm_id]; 1785 } 1786 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1787 tx_dropped = (uint64_t) (tx_dropped + 1788 fwd_streams[sm_id]->fwd_dropped); 1789 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1790 1791 rx_bad_ip_csum = 1792 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1793 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1794 fwd_streams[sm_id]->rx_bad_ip_csum); 1795 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1796 rx_bad_ip_csum; 1797 1798 rx_bad_l4_csum = 1799 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1800 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1801 fwd_streams[sm_id]->rx_bad_l4_csum); 1802 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1803 rx_bad_l4_csum; 1804 1805 ports[fwd_streams[sm_id]->rx_port].rx_bad_outer_l4_csum += 1806 fwd_streams[sm_id]->rx_bad_outer_l4_csum; 1807 1808 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1809 fwd_cycles = (uint64_t) (fwd_cycles + 1810 fwd_streams[sm_id]->core_cycles); 1811 #endif 1812 } 1813 total_recv = 0; 1814 total_xmit = 0; 1815 total_rx_dropped = 0; 1816 total_tx_dropped = 0; 1817 total_rx_nombuf = 0; 1818 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1819 pt_id = fwd_ports_ids[i]; 1820 1821 port = &ports[pt_id]; 1822 rte_eth_stats_get(pt_id, &stats); 1823 stats.ipackets -= port->stats.ipackets; 1824 port->stats.ipackets = 0; 1825 stats.opackets -= port->stats.opackets; 1826 port->stats.opackets = 0; 1827 stats.ibytes -= port->stats.ibytes; 1828 port->stats.ibytes = 0; 1829 stats.obytes -= port->stats.obytes; 1830 port->stats.obytes = 0; 1831 stats.imissed -= port->stats.imissed; 1832 port->stats.imissed = 0; 1833 stats.oerrors -= port->stats.oerrors; 1834 port->stats.oerrors = 0; 1835 stats.rx_nombuf -= port->stats.rx_nombuf; 1836 port->stats.rx_nombuf = 0; 1837 1838 total_recv += stats.ipackets; 1839 total_xmit += stats.opackets; 1840 total_rx_dropped += stats.imissed; 1841 total_tx_dropped += port->tx_dropped; 1842 total_rx_nombuf += stats.rx_nombuf; 1843 1844 fwd_port_stats_display(pt_id, &stats); 1845 } 1846 1847 printf("\n %s Accumulated forward statistics for all ports" 1848 "%s\n", 1849 acc_stats_border, acc_stats_border); 1850 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1851 "%-"PRIu64"\n" 1852 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1853 "%-"PRIu64"\n", 1854 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1855 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1856 if (total_rx_nombuf > 0) 1857 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1858 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1859 "%s\n", 1860 acc_stats_border, acc_stats_border); 1861 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1862 if (total_recv > 0) 1863 printf("\n CPU cycles/packet=%u (total cycles=" 1864 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1865 (unsigned int)(fwd_cycles / total_recv), 1866 fwd_cycles, total_recv); 1867 #endif 1868 printf("\nDone.\n"); 1869 test_done = 1; 1870 } 1871 1872 void 1873 dev_set_link_up(portid_t pid) 1874 { 1875 if (rte_eth_dev_set_link_up(pid) < 0) 1876 printf("\nSet link up fail.\n"); 1877 } 1878 1879 void 1880 dev_set_link_down(portid_t pid) 1881 { 1882 if (rte_eth_dev_set_link_down(pid) < 0) 1883 printf("\nSet link down fail.\n"); 1884 } 1885 1886 static int 1887 all_ports_started(void) 1888 { 1889 portid_t pi; 1890 struct rte_port *port; 1891 1892 RTE_ETH_FOREACH_DEV(pi) { 1893 port = &ports[pi]; 1894 /* Check if there is a port which is not started */ 1895 if ((port->port_status != RTE_PORT_STARTED) && 1896 (port->slave_flag == 0)) 1897 return 0; 1898 } 1899 1900 /* No port is not started */ 1901 return 1; 1902 } 1903 1904 int 1905 port_is_stopped(portid_t port_id) 1906 { 1907 struct rte_port *port = &ports[port_id]; 1908 1909 if ((port->port_status != RTE_PORT_STOPPED) && 1910 (port->slave_flag == 0)) 1911 return 0; 1912 return 1; 1913 } 1914 1915 int 1916 all_ports_stopped(void) 1917 { 1918 portid_t pi; 1919 1920 RTE_ETH_FOREACH_DEV(pi) { 1921 if (!port_is_stopped(pi)) 1922 return 0; 1923 } 1924 1925 return 1; 1926 } 1927 1928 int 1929 port_is_started(portid_t port_id) 1930 { 1931 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1932 return 0; 1933 1934 if (ports[port_id].port_status != RTE_PORT_STARTED) 1935 return 0; 1936 1937 return 1; 1938 } 1939 1940 int 1941 start_port(portid_t pid) 1942 { 1943 int diag, need_check_link_status = -1; 1944 portid_t pi; 1945 queueid_t qi; 1946 struct rte_port *port; 1947 struct ether_addr mac_addr; 1948 1949 if (port_id_is_invalid(pid, ENABLED_WARN)) 1950 return 0; 1951 1952 if(dcb_config) 1953 dcb_test = 1; 1954 RTE_ETH_FOREACH_DEV(pi) { 1955 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1956 continue; 1957 1958 need_check_link_status = 0; 1959 port = &ports[pi]; 1960 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1961 RTE_PORT_HANDLING) == 0) { 1962 printf("Port %d is now not stopped\n", pi); 1963 continue; 1964 } 1965 1966 if (port->need_reconfig > 0) { 1967 port->need_reconfig = 0; 1968 1969 if (flow_isolate_all) { 1970 int ret = port_flow_isolate(pi, 1); 1971 if (ret) { 1972 printf("Failed to apply isolated" 1973 " mode on port %d\n", pi); 1974 return -1; 1975 } 1976 } 1977 configure_rxtx_dump_callbacks(0); 1978 printf("Configuring Port %d (socket %u)\n", pi, 1979 port->socket_id); 1980 /* configure port */ 1981 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1982 &(port->dev_conf)); 1983 if (diag != 0) { 1984 if (rte_atomic16_cmpset(&(port->port_status), 1985 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1986 printf("Port %d can not be set back " 1987 "to stopped\n", pi); 1988 printf("Fail to configure port %d\n", pi); 1989 /* try to reconfigure port next time */ 1990 port->need_reconfig = 1; 1991 return -1; 1992 } 1993 } 1994 if (port->need_reconfig_queues > 0) { 1995 port->need_reconfig_queues = 0; 1996 /* setup tx queues */ 1997 for (qi = 0; qi < nb_txq; qi++) { 1998 if ((numa_support) && 1999 (txring_numa[pi] != NUMA_NO_CONFIG)) 2000 diag = rte_eth_tx_queue_setup(pi, qi, 2001 port->nb_tx_desc[qi], 2002 txring_numa[pi], 2003 &(port->tx_conf[qi])); 2004 else 2005 diag = rte_eth_tx_queue_setup(pi, qi, 2006 port->nb_tx_desc[qi], 2007 port->socket_id, 2008 &(port->tx_conf[qi])); 2009 2010 if (diag == 0) 2011 continue; 2012 2013 /* Fail to setup tx queue, return */ 2014 if (rte_atomic16_cmpset(&(port->port_status), 2015 RTE_PORT_HANDLING, 2016 RTE_PORT_STOPPED) == 0) 2017 printf("Port %d can not be set back " 2018 "to stopped\n", pi); 2019 printf("Fail to configure port %d tx queues\n", 2020 pi); 2021 /* try to reconfigure queues next time */ 2022 port->need_reconfig_queues = 1; 2023 return -1; 2024 } 2025 for (qi = 0; qi < nb_rxq; qi++) { 2026 /* setup rx queues */ 2027 if ((numa_support) && 2028 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 2029 struct rte_mempool * mp = 2030 mbuf_pool_find(rxring_numa[pi]); 2031 if (mp == NULL) { 2032 printf("Failed to setup RX queue:" 2033 "No mempool allocation" 2034 " on the socket %d\n", 2035 rxring_numa[pi]); 2036 return -1; 2037 } 2038 2039 diag = rte_eth_rx_queue_setup(pi, qi, 2040 port->nb_rx_desc[qi], 2041 rxring_numa[pi], 2042 &(port->rx_conf[qi]), 2043 mp); 2044 } else { 2045 struct rte_mempool *mp = 2046 mbuf_pool_find(port->socket_id); 2047 if (mp == NULL) { 2048 printf("Failed to setup RX queue:" 2049 "No mempool allocation" 2050 " on the socket %d\n", 2051 port->socket_id); 2052 return -1; 2053 } 2054 diag = rte_eth_rx_queue_setup(pi, qi, 2055 port->nb_rx_desc[qi], 2056 port->socket_id, 2057 &(port->rx_conf[qi]), 2058 mp); 2059 } 2060 if (diag == 0) 2061 continue; 2062 2063 /* Fail to setup rx queue, return */ 2064 if (rte_atomic16_cmpset(&(port->port_status), 2065 RTE_PORT_HANDLING, 2066 RTE_PORT_STOPPED) == 0) 2067 printf("Port %d can not be set back " 2068 "to stopped\n", pi); 2069 printf("Fail to configure port %d rx queues\n", 2070 pi); 2071 /* try to reconfigure queues next time */ 2072 port->need_reconfig_queues = 1; 2073 return -1; 2074 } 2075 } 2076 configure_rxtx_dump_callbacks(verbose_level); 2077 /* start port */ 2078 if (rte_eth_dev_start(pi) < 0) { 2079 printf("Fail to start port %d\n", pi); 2080 2081 /* Fail to setup rx queue, return */ 2082 if (rte_atomic16_cmpset(&(port->port_status), 2083 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2084 printf("Port %d can not be set back to " 2085 "stopped\n", pi); 2086 continue; 2087 } 2088 2089 if (rte_atomic16_cmpset(&(port->port_status), 2090 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 2091 printf("Port %d can not be set into started\n", pi); 2092 2093 rte_eth_macaddr_get(pi, &mac_addr); 2094 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 2095 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 2096 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 2097 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 2098 2099 /* at least one port started, need checking link status */ 2100 need_check_link_status = 1; 2101 } 2102 2103 if (need_check_link_status == 1 && !no_link_check) 2104 check_all_ports_link_status(RTE_PORT_ALL); 2105 else if (need_check_link_status == 0) 2106 printf("Please stop the ports first\n"); 2107 2108 printf("Done\n"); 2109 return 0; 2110 } 2111 2112 void 2113 stop_port(portid_t pid) 2114 { 2115 portid_t pi; 2116 struct rte_port *port; 2117 int need_check_link_status = 0; 2118 2119 if (dcb_test) { 2120 dcb_test = 0; 2121 dcb_config = 0; 2122 } 2123 2124 if (port_id_is_invalid(pid, ENABLED_WARN)) 2125 return; 2126 2127 printf("Stopping ports...\n"); 2128 2129 RTE_ETH_FOREACH_DEV(pi) { 2130 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2131 continue; 2132 2133 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2134 printf("Please remove port %d from forwarding configuration.\n", pi); 2135 continue; 2136 } 2137 2138 if (port_is_bonding_slave(pi)) { 2139 printf("Please remove port %d from bonded device.\n", pi); 2140 continue; 2141 } 2142 2143 port = &ports[pi]; 2144 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 2145 RTE_PORT_HANDLING) == 0) 2146 continue; 2147 2148 rte_eth_dev_stop(pi); 2149 2150 if (rte_atomic16_cmpset(&(port->port_status), 2151 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2152 printf("Port %d can not be set into stopped\n", pi); 2153 need_check_link_status = 1; 2154 } 2155 if (need_check_link_status && !no_link_check) 2156 check_all_ports_link_status(RTE_PORT_ALL); 2157 2158 printf("Done\n"); 2159 } 2160 2161 static void 2162 remove_invalid_ports_in(portid_t *array, portid_t *total) 2163 { 2164 portid_t i; 2165 portid_t new_total = 0; 2166 2167 for (i = 0; i < *total; i++) 2168 if (!port_id_is_invalid(array[i], DISABLED_WARN)) { 2169 array[new_total] = array[i]; 2170 new_total++; 2171 } 2172 *total = new_total; 2173 } 2174 2175 static void 2176 remove_invalid_ports(void) 2177 { 2178 remove_invalid_ports_in(ports_ids, &nb_ports); 2179 remove_invalid_ports_in(fwd_ports_ids, &nb_fwd_ports); 2180 nb_cfg_ports = nb_fwd_ports; 2181 } 2182 2183 void 2184 close_port(portid_t pid) 2185 { 2186 portid_t pi; 2187 struct rte_port *port; 2188 2189 if (port_id_is_invalid(pid, ENABLED_WARN)) 2190 return; 2191 2192 printf("Closing ports...\n"); 2193 2194 RTE_ETH_FOREACH_DEV(pi) { 2195 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2196 continue; 2197 2198 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2199 printf("Please remove port %d from forwarding configuration.\n", pi); 2200 continue; 2201 } 2202 2203 if (port_is_bonding_slave(pi)) { 2204 printf("Please remove port %d from bonded device.\n", pi); 2205 continue; 2206 } 2207 2208 port = &ports[pi]; 2209 if (rte_atomic16_cmpset(&(port->port_status), 2210 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 2211 printf("Port %d is already closed\n", pi); 2212 continue; 2213 } 2214 2215 if (rte_atomic16_cmpset(&(port->port_status), 2216 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 2217 printf("Port %d is now not stopped\n", pi); 2218 continue; 2219 } 2220 2221 if (port->flow_list) 2222 port_flow_flush(pi); 2223 rte_eth_dev_close(pi); 2224 2225 remove_invalid_ports(); 2226 2227 if (rte_atomic16_cmpset(&(port->port_status), 2228 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 2229 printf("Port %d cannot be set to closed\n", pi); 2230 } 2231 2232 printf("Done\n"); 2233 } 2234 2235 void 2236 reset_port(portid_t pid) 2237 { 2238 int diag; 2239 portid_t pi; 2240 struct rte_port *port; 2241 2242 if (port_id_is_invalid(pid, ENABLED_WARN)) 2243 return; 2244 2245 printf("Resetting ports...\n"); 2246 2247 RTE_ETH_FOREACH_DEV(pi) { 2248 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2249 continue; 2250 2251 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2252 printf("Please remove port %d from forwarding " 2253 "configuration.\n", pi); 2254 continue; 2255 } 2256 2257 if (port_is_bonding_slave(pi)) { 2258 printf("Please remove port %d from bonded device.\n", 2259 pi); 2260 continue; 2261 } 2262 2263 diag = rte_eth_dev_reset(pi); 2264 if (diag == 0) { 2265 port = &ports[pi]; 2266 port->need_reconfig = 1; 2267 port->need_reconfig_queues = 1; 2268 } else { 2269 printf("Failed to reset port %d. diag=%d\n", pi, diag); 2270 } 2271 } 2272 2273 printf("Done\n"); 2274 } 2275 2276 void 2277 attach_port(char *identifier) 2278 { 2279 portid_t pi; 2280 struct rte_dev_iterator iterator; 2281 2282 printf("Attaching a new port...\n"); 2283 2284 if (identifier == NULL) { 2285 printf("Invalid parameters are specified\n"); 2286 return; 2287 } 2288 2289 if (rte_dev_probe(identifier) != 0) { 2290 TESTPMD_LOG(ERR, "Failed to attach port %s\n", identifier); 2291 return; 2292 } 2293 2294 /* first attach mode: event */ 2295 if (setup_on_probe_event) { 2296 /* new ports are detected on RTE_ETH_EVENT_NEW event */ 2297 for (pi = 0; pi < RTE_MAX_ETHPORTS; pi++) 2298 if (ports[pi].port_status == RTE_PORT_HANDLING && 2299 ports[pi].need_setup != 0) 2300 setup_attached_port(pi); 2301 return; 2302 } 2303 2304 /* second attach mode: iterator */ 2305 RTE_ETH_FOREACH_MATCHING_DEV(pi, identifier, &iterator) { 2306 /* setup ports matching the devargs used for probing */ 2307 if (port_is_forwarding(pi)) 2308 continue; /* port was already attached before */ 2309 setup_attached_port(pi); 2310 } 2311 } 2312 2313 static void 2314 setup_attached_port(portid_t pi) 2315 { 2316 unsigned int socket_id; 2317 2318 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 2319 /* if socket_id is invalid, set to the first available socket. */ 2320 if (check_socket_id(socket_id) < 0) 2321 socket_id = socket_ids[0]; 2322 reconfig(pi, socket_id); 2323 rte_eth_promiscuous_enable(pi); 2324 2325 ports_ids[nb_ports++] = pi; 2326 fwd_ports_ids[nb_fwd_ports++] = pi; 2327 nb_cfg_ports = nb_fwd_ports; 2328 ports[pi].need_setup = 0; 2329 ports[pi].port_status = RTE_PORT_STOPPED; 2330 2331 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 2332 printf("Done\n"); 2333 } 2334 2335 void 2336 detach_port_device(portid_t port_id) 2337 { 2338 struct rte_device *dev; 2339 portid_t sibling; 2340 2341 printf("Removing a device...\n"); 2342 2343 dev = rte_eth_devices[port_id].device; 2344 if (dev == NULL) { 2345 printf("Device already removed\n"); 2346 return; 2347 } 2348 2349 if (ports[port_id].port_status != RTE_PORT_CLOSED) { 2350 if (ports[port_id].port_status != RTE_PORT_STOPPED) { 2351 printf("Port not stopped\n"); 2352 return; 2353 } 2354 printf("Port was not closed\n"); 2355 if (ports[port_id].flow_list) 2356 port_flow_flush(port_id); 2357 } 2358 2359 if (rte_dev_remove(dev) != 0) { 2360 TESTPMD_LOG(ERR, "Failed to detach device %s\n", dev->name); 2361 return; 2362 } 2363 2364 for (sibling = 0; sibling < RTE_MAX_ETHPORTS; sibling++) { 2365 if (rte_eth_devices[sibling].device != dev) 2366 continue; 2367 /* reset mapping between old ports and removed device */ 2368 rte_eth_devices[sibling].device = NULL; 2369 if (ports[sibling].port_status != RTE_PORT_CLOSED) { 2370 /* sibling ports are forced to be closed */ 2371 ports[sibling].port_status = RTE_PORT_CLOSED; 2372 printf("Port %u is closed\n", sibling); 2373 } 2374 } 2375 2376 remove_invalid_ports(); 2377 2378 printf("Device of port %u is detached\n", port_id); 2379 printf("Now total ports is %d\n", nb_ports); 2380 printf("Done\n"); 2381 return; 2382 } 2383 2384 void 2385 pmd_test_exit(void) 2386 { 2387 struct rte_device *device; 2388 portid_t pt_id; 2389 int ret; 2390 2391 if (test_done == 0) 2392 stop_packet_forwarding(); 2393 2394 if (ports != NULL) { 2395 no_link_check = 1; 2396 RTE_ETH_FOREACH_DEV(pt_id) { 2397 printf("\nStopping port %d...\n", pt_id); 2398 fflush(stdout); 2399 stop_port(pt_id); 2400 } 2401 RTE_ETH_FOREACH_DEV(pt_id) { 2402 printf("\nShutting down port %d...\n", pt_id); 2403 fflush(stdout); 2404 close_port(pt_id); 2405 2406 /* 2407 * This is a workaround to fix a virtio-user issue that 2408 * requires to call clean-up routine to remove existing 2409 * socket. 2410 * This workaround valid only for testpmd, needs a fix 2411 * valid for all applications. 2412 * TODO: Implement proper resource cleanup 2413 */ 2414 device = rte_eth_devices[pt_id].device; 2415 if (device && !strcmp(device->driver->name, "net_virtio_user")) 2416 detach_port_device(pt_id); 2417 } 2418 } 2419 2420 if (hot_plug) { 2421 ret = rte_dev_event_monitor_stop(); 2422 if (ret) { 2423 RTE_LOG(ERR, EAL, 2424 "fail to stop device event monitor."); 2425 return; 2426 } 2427 2428 ret = rte_dev_event_callback_unregister(NULL, 2429 dev_event_callback, NULL); 2430 if (ret < 0) { 2431 RTE_LOG(ERR, EAL, 2432 "fail to unregister device event callback.\n"); 2433 return; 2434 } 2435 2436 ret = rte_dev_hotplug_handle_disable(); 2437 if (ret) { 2438 RTE_LOG(ERR, EAL, 2439 "fail to disable hotplug handling.\n"); 2440 return; 2441 } 2442 } 2443 2444 printf("\nBye...\n"); 2445 } 2446 2447 typedef void (*cmd_func_t)(void); 2448 struct pmd_test_command { 2449 const char *cmd_name; 2450 cmd_func_t cmd_func; 2451 }; 2452 2453 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 2454 2455 /* Check the link status of all ports in up to 9s, and print them finally */ 2456 static void 2457 check_all_ports_link_status(uint32_t port_mask) 2458 { 2459 #define CHECK_INTERVAL 100 /* 100ms */ 2460 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 2461 portid_t portid; 2462 uint8_t count, all_ports_up, print_flag = 0; 2463 struct rte_eth_link link; 2464 2465 printf("Checking link statuses...\n"); 2466 fflush(stdout); 2467 for (count = 0; count <= MAX_CHECK_TIME; count++) { 2468 all_ports_up = 1; 2469 RTE_ETH_FOREACH_DEV(portid) { 2470 if ((port_mask & (1 << portid)) == 0) 2471 continue; 2472 memset(&link, 0, sizeof(link)); 2473 rte_eth_link_get_nowait(portid, &link); 2474 /* print link status if flag set */ 2475 if (print_flag == 1) { 2476 if (link.link_status) 2477 printf( 2478 "Port%d Link Up. speed %u Mbps- %s\n", 2479 portid, link.link_speed, 2480 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 2481 ("full-duplex") : ("half-duplex\n")); 2482 else 2483 printf("Port %d Link Down\n", portid); 2484 continue; 2485 } 2486 /* clear all_ports_up flag if any link down */ 2487 if (link.link_status == ETH_LINK_DOWN) { 2488 all_ports_up = 0; 2489 break; 2490 } 2491 } 2492 /* after finally printing all link status, get out */ 2493 if (print_flag == 1) 2494 break; 2495 2496 if (all_ports_up == 0) { 2497 fflush(stdout); 2498 rte_delay_ms(CHECK_INTERVAL); 2499 } 2500 2501 /* set the print_flag if all ports up or timeout */ 2502 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 2503 print_flag = 1; 2504 } 2505 2506 if (lsc_interrupt) 2507 break; 2508 } 2509 } 2510 2511 /* 2512 * This callback is for remove a port for a device. It has limitation because 2513 * it is not for multiple port removal for a device. 2514 * TODO: the device detach invoke will plan to be removed from user side to 2515 * eal. And convert all PMDs to free port resources on ether device closing. 2516 */ 2517 static void 2518 rmv_port_callback(void *arg) 2519 { 2520 int need_to_start = 0; 2521 int org_no_link_check = no_link_check; 2522 portid_t port_id = (intptr_t)arg; 2523 2524 RTE_ETH_VALID_PORTID_OR_RET(port_id); 2525 2526 if (!test_done && port_is_forwarding(port_id)) { 2527 need_to_start = 1; 2528 stop_packet_forwarding(); 2529 } 2530 no_link_check = 1; 2531 stop_port(port_id); 2532 no_link_check = org_no_link_check; 2533 close_port(port_id); 2534 detach_port_device(port_id); 2535 if (need_to_start) 2536 start_packet_forwarding(0); 2537 } 2538 2539 /* This function is used by the interrupt thread */ 2540 static int 2541 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 2542 void *ret_param) 2543 { 2544 RTE_SET_USED(param); 2545 RTE_SET_USED(ret_param); 2546 2547 if (type >= RTE_ETH_EVENT_MAX) { 2548 fprintf(stderr, "\nPort %" PRIu16 ": %s called upon invalid event %d\n", 2549 port_id, __func__, type); 2550 fflush(stderr); 2551 } else if (event_print_mask & (UINT32_C(1) << type)) { 2552 printf("\nPort %" PRIu16 ": %s event\n", port_id, 2553 eth_event_desc[type]); 2554 fflush(stdout); 2555 } 2556 2557 switch (type) { 2558 case RTE_ETH_EVENT_NEW: 2559 ports[port_id].need_setup = 1; 2560 ports[port_id].port_status = RTE_PORT_HANDLING; 2561 break; 2562 case RTE_ETH_EVENT_INTR_RMV: 2563 if (port_id_is_invalid(port_id, DISABLED_WARN)) 2564 break; 2565 if (rte_eal_alarm_set(100000, 2566 rmv_port_callback, (void *)(intptr_t)port_id)) 2567 fprintf(stderr, "Could not set up deferred device removal\n"); 2568 break; 2569 default: 2570 break; 2571 } 2572 return 0; 2573 } 2574 2575 static int 2576 register_eth_event_callback(void) 2577 { 2578 int ret; 2579 enum rte_eth_event_type event; 2580 2581 for (event = RTE_ETH_EVENT_UNKNOWN; 2582 event < RTE_ETH_EVENT_MAX; event++) { 2583 ret = rte_eth_dev_callback_register(RTE_ETH_ALL, 2584 event, 2585 eth_event_callback, 2586 NULL); 2587 if (ret != 0) { 2588 TESTPMD_LOG(ERR, "Failed to register callback for " 2589 "%s event\n", eth_event_desc[event]); 2590 return -1; 2591 } 2592 } 2593 2594 return 0; 2595 } 2596 2597 /* This function is used by the interrupt thread */ 2598 static void 2599 dev_event_callback(const char *device_name, enum rte_dev_event_type type, 2600 __rte_unused void *arg) 2601 { 2602 uint16_t port_id; 2603 int ret; 2604 2605 if (type >= RTE_DEV_EVENT_MAX) { 2606 fprintf(stderr, "%s called upon invalid event %d\n", 2607 __func__, type); 2608 fflush(stderr); 2609 } 2610 2611 switch (type) { 2612 case RTE_DEV_EVENT_REMOVE: 2613 RTE_LOG(DEBUG, EAL, "The device: %s has been removed!\n", 2614 device_name); 2615 ret = rte_eth_dev_get_port_by_name(device_name, &port_id); 2616 if (ret) { 2617 RTE_LOG(ERR, EAL, "can not get port by device %s!\n", 2618 device_name); 2619 return; 2620 } 2621 /* 2622 * Because the user's callback is invoked in eal interrupt 2623 * callback, the interrupt callback need to be finished before 2624 * it can be unregistered when detaching device. So finish 2625 * callback soon and use a deferred removal to detach device 2626 * is need. It is a workaround, once the device detaching be 2627 * moved into the eal in the future, the deferred removal could 2628 * be deleted. 2629 */ 2630 if (rte_eal_alarm_set(100000, 2631 rmv_port_callback, (void *)(intptr_t)port_id)) 2632 RTE_LOG(ERR, EAL, 2633 "Could not set up deferred device removal\n"); 2634 break; 2635 case RTE_DEV_EVENT_ADD: 2636 RTE_LOG(ERR, EAL, "The device: %s has been added!\n", 2637 device_name); 2638 /* TODO: After finish kernel driver binding, 2639 * begin to attach port. 2640 */ 2641 break; 2642 default: 2643 break; 2644 } 2645 } 2646 2647 static int 2648 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2649 { 2650 uint16_t i; 2651 int diag; 2652 uint8_t mapping_found = 0; 2653 2654 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 2655 if ((tx_queue_stats_mappings[i].port_id == port_id) && 2656 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 2657 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 2658 tx_queue_stats_mappings[i].queue_id, 2659 tx_queue_stats_mappings[i].stats_counter_id); 2660 if (diag != 0) 2661 return diag; 2662 mapping_found = 1; 2663 } 2664 } 2665 if (mapping_found) 2666 port->tx_queue_stats_mapping_enabled = 1; 2667 return 0; 2668 } 2669 2670 static int 2671 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2672 { 2673 uint16_t i; 2674 int diag; 2675 uint8_t mapping_found = 0; 2676 2677 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 2678 if ((rx_queue_stats_mappings[i].port_id == port_id) && 2679 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 2680 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 2681 rx_queue_stats_mappings[i].queue_id, 2682 rx_queue_stats_mappings[i].stats_counter_id); 2683 if (diag != 0) 2684 return diag; 2685 mapping_found = 1; 2686 } 2687 } 2688 if (mapping_found) 2689 port->rx_queue_stats_mapping_enabled = 1; 2690 return 0; 2691 } 2692 2693 static void 2694 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port) 2695 { 2696 int diag = 0; 2697 2698 diag = set_tx_queue_stats_mapping_registers(pi, port); 2699 if (diag != 0) { 2700 if (diag == -ENOTSUP) { 2701 port->tx_queue_stats_mapping_enabled = 0; 2702 printf("TX queue stats mapping not supported port id=%d\n", pi); 2703 } 2704 else 2705 rte_exit(EXIT_FAILURE, 2706 "set_tx_queue_stats_mapping_registers " 2707 "failed for port id=%d diag=%d\n", 2708 pi, diag); 2709 } 2710 2711 diag = set_rx_queue_stats_mapping_registers(pi, port); 2712 if (diag != 0) { 2713 if (diag == -ENOTSUP) { 2714 port->rx_queue_stats_mapping_enabled = 0; 2715 printf("RX queue stats mapping not supported port id=%d\n", pi); 2716 } 2717 else 2718 rte_exit(EXIT_FAILURE, 2719 "set_rx_queue_stats_mapping_registers " 2720 "failed for port id=%d diag=%d\n", 2721 pi, diag); 2722 } 2723 } 2724 2725 static void 2726 rxtx_port_config(struct rte_port *port) 2727 { 2728 uint16_t qid; 2729 2730 for (qid = 0; qid < nb_rxq; qid++) { 2731 port->rx_conf[qid] = port->dev_info.default_rxconf; 2732 2733 /* Check if any Rx parameters have been passed */ 2734 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2735 port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh; 2736 2737 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2738 port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh; 2739 2740 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2741 port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh; 2742 2743 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2744 port->rx_conf[qid].rx_free_thresh = rx_free_thresh; 2745 2746 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2747 port->rx_conf[qid].rx_drop_en = rx_drop_en; 2748 2749 port->nb_rx_desc[qid] = nb_rxd; 2750 } 2751 2752 for (qid = 0; qid < nb_txq; qid++) { 2753 port->tx_conf[qid] = port->dev_info.default_txconf; 2754 2755 /* Check if any Tx parameters have been passed */ 2756 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2757 port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh; 2758 2759 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2760 port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh; 2761 2762 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2763 port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh; 2764 2765 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2766 port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh; 2767 2768 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2769 port->tx_conf[qid].tx_free_thresh = tx_free_thresh; 2770 2771 port->nb_tx_desc[qid] = nb_txd; 2772 } 2773 } 2774 2775 void 2776 init_port_config(void) 2777 { 2778 portid_t pid; 2779 struct rte_port *port; 2780 2781 RTE_ETH_FOREACH_DEV(pid) { 2782 port = &ports[pid]; 2783 port->dev_conf.fdir_conf = fdir_conf; 2784 rte_eth_dev_info_get(pid, &port->dev_info); 2785 if (nb_rxq > 1) { 2786 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2787 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 2788 rss_hf & port->dev_info.flow_type_rss_offloads; 2789 } else { 2790 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2791 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2792 } 2793 2794 if (port->dcb_flag == 0) { 2795 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2796 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2797 else 2798 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2799 } 2800 2801 rxtx_port_config(port); 2802 2803 rte_eth_macaddr_get(pid, &port->eth_addr); 2804 2805 map_port_queue_stats_mapping_registers(pid, port); 2806 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2807 rte_pmd_ixgbe_bypass_init(pid); 2808 #endif 2809 2810 if (lsc_interrupt && 2811 (rte_eth_devices[pid].data->dev_flags & 2812 RTE_ETH_DEV_INTR_LSC)) 2813 port->dev_conf.intr_conf.lsc = 1; 2814 if (rmv_interrupt && 2815 (rte_eth_devices[pid].data->dev_flags & 2816 RTE_ETH_DEV_INTR_RMV)) 2817 port->dev_conf.intr_conf.rmv = 1; 2818 } 2819 } 2820 2821 void set_port_slave_flag(portid_t slave_pid) 2822 { 2823 struct rte_port *port; 2824 2825 port = &ports[slave_pid]; 2826 port->slave_flag = 1; 2827 } 2828 2829 void clear_port_slave_flag(portid_t slave_pid) 2830 { 2831 struct rte_port *port; 2832 2833 port = &ports[slave_pid]; 2834 port->slave_flag = 0; 2835 } 2836 2837 uint8_t port_is_bonding_slave(portid_t slave_pid) 2838 { 2839 struct rte_port *port; 2840 2841 port = &ports[slave_pid]; 2842 if ((rte_eth_devices[slave_pid].data->dev_flags & 2843 RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1)) 2844 return 1; 2845 return 0; 2846 } 2847 2848 const uint16_t vlan_tags[] = { 2849 0, 1, 2, 3, 4, 5, 6, 7, 2850 8, 9, 10, 11, 12, 13, 14, 15, 2851 16, 17, 18, 19, 20, 21, 22, 23, 2852 24, 25, 26, 27, 28, 29, 30, 31 2853 }; 2854 2855 static int 2856 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf, 2857 enum dcb_mode_enable dcb_mode, 2858 enum rte_eth_nb_tcs num_tcs, 2859 uint8_t pfc_en) 2860 { 2861 uint8_t i; 2862 int32_t rc; 2863 struct rte_eth_rss_conf rss_conf; 2864 2865 /* 2866 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2867 * given above, and the number of traffic classes available for use. 2868 */ 2869 if (dcb_mode == DCB_VT_ENABLED) { 2870 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2871 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2872 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2873 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2874 2875 /* VMDQ+DCB RX and TX configurations */ 2876 vmdq_rx_conf->enable_default_pool = 0; 2877 vmdq_rx_conf->default_pool = 0; 2878 vmdq_rx_conf->nb_queue_pools = 2879 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2880 vmdq_tx_conf->nb_queue_pools = 2881 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2882 2883 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2884 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2885 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2886 vmdq_rx_conf->pool_map[i].pools = 2887 1 << (i % vmdq_rx_conf->nb_queue_pools); 2888 } 2889 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2890 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 2891 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 2892 } 2893 2894 /* set DCB mode of RX and TX of multiple queues */ 2895 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2896 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2897 } else { 2898 struct rte_eth_dcb_rx_conf *rx_conf = 2899 ð_conf->rx_adv_conf.dcb_rx_conf; 2900 struct rte_eth_dcb_tx_conf *tx_conf = 2901 ð_conf->tx_adv_conf.dcb_tx_conf; 2902 2903 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf); 2904 if (rc != 0) 2905 return rc; 2906 2907 rx_conf->nb_tcs = num_tcs; 2908 tx_conf->nb_tcs = num_tcs; 2909 2910 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2911 rx_conf->dcb_tc[i] = i % num_tcs; 2912 tx_conf->dcb_tc[i] = i % num_tcs; 2913 } 2914 2915 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2916 eth_conf->rx_adv_conf.rss_conf = rss_conf; 2917 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2918 } 2919 2920 if (pfc_en) 2921 eth_conf->dcb_capability_en = 2922 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2923 else 2924 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2925 2926 return 0; 2927 } 2928 2929 int 2930 init_port_dcb_config(portid_t pid, 2931 enum dcb_mode_enable dcb_mode, 2932 enum rte_eth_nb_tcs num_tcs, 2933 uint8_t pfc_en) 2934 { 2935 struct rte_eth_conf port_conf; 2936 struct rte_port *rte_port; 2937 int retval; 2938 uint16_t i; 2939 2940 rte_port = &ports[pid]; 2941 2942 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2943 /* Enter DCB configuration status */ 2944 dcb_config = 1; 2945 2946 port_conf.rxmode = rte_port->dev_conf.rxmode; 2947 port_conf.txmode = rte_port->dev_conf.txmode; 2948 2949 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2950 retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en); 2951 if (retval < 0) 2952 return retval; 2953 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2954 2955 /* re-configure the device . */ 2956 rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf); 2957 2958 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2959 2960 /* If dev_info.vmdq_pool_base is greater than 0, 2961 * the queue id of vmdq pools is started after pf queues. 2962 */ 2963 if (dcb_mode == DCB_VT_ENABLED && 2964 rte_port->dev_info.vmdq_pool_base > 0) { 2965 printf("VMDQ_DCB multi-queue mode is nonsensical" 2966 " for port %d.", pid); 2967 return -1; 2968 } 2969 2970 /* Assume the ports in testpmd have the same dcb capability 2971 * and has the same number of rxq and txq in dcb mode 2972 */ 2973 if (dcb_mode == DCB_VT_ENABLED) { 2974 if (rte_port->dev_info.max_vfs > 0) { 2975 nb_rxq = rte_port->dev_info.nb_rx_queues; 2976 nb_txq = rte_port->dev_info.nb_tx_queues; 2977 } else { 2978 nb_rxq = rte_port->dev_info.max_rx_queues; 2979 nb_txq = rte_port->dev_info.max_tx_queues; 2980 } 2981 } else { 2982 /*if vt is disabled, use all pf queues */ 2983 if (rte_port->dev_info.vmdq_pool_base == 0) { 2984 nb_rxq = rte_port->dev_info.max_rx_queues; 2985 nb_txq = rte_port->dev_info.max_tx_queues; 2986 } else { 2987 nb_rxq = (queueid_t)num_tcs; 2988 nb_txq = (queueid_t)num_tcs; 2989 2990 } 2991 } 2992 rx_free_thresh = 64; 2993 2994 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 2995 2996 rxtx_port_config(rte_port); 2997 /* VLAN filter */ 2998 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2999 for (i = 0; i < RTE_DIM(vlan_tags); i++) 3000 rx_vft_set(pid, vlan_tags[i], 1); 3001 3002 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 3003 map_port_queue_stats_mapping_registers(pid, rte_port); 3004 3005 rte_port->dcb_flag = 1; 3006 3007 return 0; 3008 } 3009 3010 static void 3011 init_port(void) 3012 { 3013 /* Configuration of Ethernet ports. */ 3014 ports = rte_zmalloc("testpmd: ports", 3015 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 3016 RTE_CACHE_LINE_SIZE); 3017 if (ports == NULL) { 3018 rte_exit(EXIT_FAILURE, 3019 "rte_zmalloc(%d struct rte_port) failed\n", 3020 RTE_MAX_ETHPORTS); 3021 } 3022 3023 /* Initialize ports NUMA structures */ 3024 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3025 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3026 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3027 } 3028 3029 static void 3030 force_quit(void) 3031 { 3032 pmd_test_exit(); 3033 prompt_exit(); 3034 } 3035 3036 static void 3037 print_stats(void) 3038 { 3039 uint8_t i; 3040 const char clr[] = { 27, '[', '2', 'J', '\0' }; 3041 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 3042 3043 /* Clear screen and move to top left */ 3044 printf("%s%s", clr, top_left); 3045 3046 printf("\nPort statistics ===================================="); 3047 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 3048 nic_stats_display(fwd_ports_ids[i]); 3049 } 3050 3051 static void 3052 signal_handler(int signum) 3053 { 3054 if (signum == SIGINT || signum == SIGTERM) { 3055 printf("\nSignal %d received, preparing to exit...\n", 3056 signum); 3057 #ifdef RTE_LIBRTE_PDUMP 3058 /* uninitialize packet capture framework */ 3059 rte_pdump_uninit(); 3060 #endif 3061 #ifdef RTE_LIBRTE_LATENCY_STATS 3062 rte_latencystats_uninit(); 3063 #endif 3064 force_quit(); 3065 /* Set flag to indicate the force termination. */ 3066 f_quit = 1; 3067 /* exit with the expected status */ 3068 signal(signum, SIG_DFL); 3069 kill(getpid(), signum); 3070 } 3071 } 3072 3073 int 3074 main(int argc, char** argv) 3075 { 3076 int diag; 3077 portid_t port_id; 3078 uint16_t count; 3079 int ret; 3080 3081 signal(SIGINT, signal_handler); 3082 signal(SIGTERM, signal_handler); 3083 3084 diag = rte_eal_init(argc, argv); 3085 if (diag < 0) 3086 rte_panic("Cannot init EAL\n"); 3087 3088 testpmd_logtype = rte_log_register("testpmd"); 3089 if (testpmd_logtype < 0) 3090 rte_panic("Cannot register log type"); 3091 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 3092 3093 ret = register_eth_event_callback(); 3094 if (ret != 0) 3095 rte_panic("Cannot register for ethdev events"); 3096 3097 #ifdef RTE_LIBRTE_PDUMP 3098 /* initialize packet capture framework */ 3099 rte_pdump_init(); 3100 #endif 3101 3102 count = 0; 3103 RTE_ETH_FOREACH_DEV(port_id) { 3104 ports_ids[count] = port_id; 3105 count++; 3106 } 3107 nb_ports = (portid_t) count; 3108 if (nb_ports == 0) 3109 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 3110 3111 /* allocate port structures, and init them */ 3112 init_port(); 3113 3114 set_def_fwd_config(); 3115 if (nb_lcores == 0) 3116 rte_panic("Empty set of forwarding logical cores - check the " 3117 "core mask supplied in the command parameters\n"); 3118 3119 /* Bitrate/latency stats disabled by default */ 3120 #ifdef RTE_LIBRTE_BITRATE 3121 bitrate_enabled = 0; 3122 #endif 3123 #ifdef RTE_LIBRTE_LATENCY_STATS 3124 latencystats_enabled = 0; 3125 #endif 3126 3127 /* on FreeBSD, mlockall() is disabled by default */ 3128 #ifdef RTE_EXEC_ENV_BSDAPP 3129 do_mlockall = 0; 3130 #else 3131 do_mlockall = 1; 3132 #endif 3133 3134 argc -= diag; 3135 argv += diag; 3136 if (argc > 1) 3137 launch_args_parse(argc, argv); 3138 3139 if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) { 3140 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 3141 strerror(errno)); 3142 } 3143 3144 if (tx_first && interactive) 3145 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 3146 "interactive mode.\n"); 3147 3148 if (tx_first && lsc_interrupt) { 3149 printf("Warning: lsc_interrupt needs to be off when " 3150 " using tx_first. Disabling.\n"); 3151 lsc_interrupt = 0; 3152 } 3153 3154 if (!nb_rxq && !nb_txq) 3155 printf("Warning: Either rx or tx queues should be non-zero\n"); 3156 3157 if (nb_rxq > 1 && nb_rxq > nb_txq) 3158 printf("Warning: nb_rxq=%d enables RSS configuration, " 3159 "but nb_txq=%d will prevent to fully test it.\n", 3160 nb_rxq, nb_txq); 3161 3162 init_config(); 3163 3164 if (hot_plug) { 3165 ret = rte_dev_hotplug_handle_enable(); 3166 if (ret) { 3167 RTE_LOG(ERR, EAL, 3168 "fail to enable hotplug handling."); 3169 return -1; 3170 } 3171 3172 ret = rte_dev_event_monitor_start(); 3173 if (ret) { 3174 RTE_LOG(ERR, EAL, 3175 "fail to start device event monitoring."); 3176 return -1; 3177 } 3178 3179 ret = rte_dev_event_callback_register(NULL, 3180 dev_event_callback, NULL); 3181 if (ret) { 3182 RTE_LOG(ERR, EAL, 3183 "fail to register device event callback\n"); 3184 return -1; 3185 } 3186 } 3187 3188 if (start_port(RTE_PORT_ALL) != 0) 3189 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 3190 3191 /* set all ports to promiscuous mode by default */ 3192 RTE_ETH_FOREACH_DEV(port_id) 3193 rte_eth_promiscuous_enable(port_id); 3194 3195 /* Init metrics library */ 3196 rte_metrics_init(rte_socket_id()); 3197 3198 #ifdef RTE_LIBRTE_LATENCY_STATS 3199 if (latencystats_enabled != 0) { 3200 int ret = rte_latencystats_init(1, NULL); 3201 if (ret) 3202 printf("Warning: latencystats init()" 3203 " returned error %d\n", ret); 3204 printf("Latencystats running on lcore %d\n", 3205 latencystats_lcore_id); 3206 } 3207 #endif 3208 3209 /* Setup bitrate stats */ 3210 #ifdef RTE_LIBRTE_BITRATE 3211 if (bitrate_enabled != 0) { 3212 bitrate_data = rte_stats_bitrate_create(); 3213 if (bitrate_data == NULL) 3214 rte_exit(EXIT_FAILURE, 3215 "Could not allocate bitrate data.\n"); 3216 rte_stats_bitrate_reg(bitrate_data); 3217 } 3218 #endif 3219 3220 #ifdef RTE_LIBRTE_CMDLINE 3221 if (strlen(cmdline_filename) != 0) 3222 cmdline_read_from_file(cmdline_filename); 3223 3224 if (interactive == 1) { 3225 if (auto_start) { 3226 printf("Start automatic packet forwarding\n"); 3227 start_packet_forwarding(0); 3228 } 3229 prompt(); 3230 pmd_test_exit(); 3231 } else 3232 #endif 3233 { 3234 char c; 3235 int rc; 3236 3237 f_quit = 0; 3238 3239 printf("No commandline core given, start packet forwarding\n"); 3240 start_packet_forwarding(tx_first); 3241 if (stats_period != 0) { 3242 uint64_t prev_time = 0, cur_time, diff_time = 0; 3243 uint64_t timer_period; 3244 3245 /* Convert to number of cycles */ 3246 timer_period = stats_period * rte_get_timer_hz(); 3247 3248 while (f_quit == 0) { 3249 cur_time = rte_get_timer_cycles(); 3250 diff_time += cur_time - prev_time; 3251 3252 if (diff_time >= timer_period) { 3253 print_stats(); 3254 /* Reset the timer */ 3255 diff_time = 0; 3256 } 3257 /* Sleep to avoid unnecessary checks */ 3258 prev_time = cur_time; 3259 sleep(1); 3260 } 3261 } 3262 3263 printf("Press enter to exit\n"); 3264 rc = read(0, &c, 1); 3265 pmd_test_exit(); 3266 if (rc < 0) 3267 return 1; 3268 } 3269 3270 return 0; 3271 } 3272