1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2017 Intel Corporation 3 */ 4 5 #include <stdarg.h> 6 #include <stdio.h> 7 #include <stdlib.h> 8 #include <signal.h> 9 #include <string.h> 10 #include <time.h> 11 #include <fcntl.h> 12 #include <sys/mman.h> 13 #include <sys/types.h> 14 #include <errno.h> 15 #include <stdbool.h> 16 17 #include <sys/queue.h> 18 #include <sys/stat.h> 19 20 #include <stdint.h> 21 #include <unistd.h> 22 #include <inttypes.h> 23 24 #include <rte_common.h> 25 #include <rte_errno.h> 26 #include <rte_byteorder.h> 27 #include <rte_log.h> 28 #include <rte_debug.h> 29 #include <rte_cycles.h> 30 #include <rte_malloc_heap.h> 31 #include <rte_memory.h> 32 #include <rte_memcpy.h> 33 #include <rte_launch.h> 34 #include <rte_eal.h> 35 #include <rte_alarm.h> 36 #include <rte_per_lcore.h> 37 #include <rte_lcore.h> 38 #include <rte_atomic.h> 39 #include <rte_branch_prediction.h> 40 #include <rte_mempool.h> 41 #include <rte_malloc.h> 42 #include <rte_mbuf.h> 43 #include <rte_mbuf_pool_ops.h> 44 #include <rte_interrupts.h> 45 #include <rte_pci.h> 46 #include <rte_ether.h> 47 #include <rte_ethdev.h> 48 #include <rte_dev.h> 49 #include <rte_string_fns.h> 50 #ifdef RTE_LIBRTE_IXGBE_PMD 51 #include <rte_pmd_ixgbe.h> 52 #endif 53 #ifdef RTE_LIBRTE_PDUMP 54 #include <rte_pdump.h> 55 #endif 56 #include <rte_flow.h> 57 #include <rte_metrics.h> 58 #ifdef RTE_LIBRTE_BITRATE 59 #include <rte_bitrate.h> 60 #endif 61 #ifdef RTE_LIBRTE_LATENCY_STATS 62 #include <rte_latencystats.h> 63 #endif 64 65 #include "testpmd.h" 66 67 #ifndef MAP_HUGETLB 68 /* FreeBSD may not have MAP_HUGETLB (in fact, it probably doesn't) */ 69 #define HUGE_FLAG (0x40000) 70 #else 71 #define HUGE_FLAG MAP_HUGETLB 72 #endif 73 74 #ifndef MAP_HUGE_SHIFT 75 /* older kernels (or FreeBSD) will not have this define */ 76 #define HUGE_SHIFT (26) 77 #else 78 #define HUGE_SHIFT MAP_HUGE_SHIFT 79 #endif 80 81 #define EXTMEM_HEAP_NAME "extmem" 82 83 uint16_t verbose_level = 0; /**< Silent by default. */ 84 int testpmd_logtype; /**< Log type for testpmd logs */ 85 86 /* use master core for command line ? */ 87 uint8_t interactive = 0; 88 uint8_t auto_start = 0; 89 uint8_t tx_first; 90 char cmdline_filename[PATH_MAX] = {0}; 91 92 /* 93 * NUMA support configuration. 94 * When set, the NUMA support attempts to dispatch the allocation of the 95 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 96 * probed ports among the CPU sockets 0 and 1. 97 * Otherwise, all memory is allocated from CPU socket 0. 98 */ 99 uint8_t numa_support = 1; /**< numa enabled by default */ 100 101 /* 102 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 103 * not configured. 104 */ 105 uint8_t socket_num = UMA_NO_CONFIG; 106 107 /* 108 * Select mempool allocation type: 109 * - native: use regular DPDK memory 110 * - anon: use regular DPDK memory to create mempool, but populate using 111 * anonymous memory (may not be IOVA-contiguous) 112 * - xmem: use externally allocated hugepage memory 113 */ 114 uint8_t mp_alloc_type = MP_ALLOC_NATIVE; 115 116 /* 117 * Store specified sockets on which memory pool to be used by ports 118 * is allocated. 119 */ 120 uint8_t port_numa[RTE_MAX_ETHPORTS]; 121 122 /* 123 * Store specified sockets on which RX ring to be used by ports 124 * is allocated. 125 */ 126 uint8_t rxring_numa[RTE_MAX_ETHPORTS]; 127 128 /* 129 * Store specified sockets on which TX ring to be used by ports 130 * is allocated. 131 */ 132 uint8_t txring_numa[RTE_MAX_ETHPORTS]; 133 134 /* 135 * Record the Ethernet address of peer target ports to which packets are 136 * forwarded. 137 * Must be instantiated with the ethernet addresses of peer traffic generator 138 * ports. 139 */ 140 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 141 portid_t nb_peer_eth_addrs = 0; 142 143 /* 144 * Probed Target Environment. 145 */ 146 struct rte_port *ports; /**< For all probed ethernet ports. */ 147 portid_t nb_ports; /**< Number of probed ethernet ports. */ 148 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 149 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 150 151 portid_t ports_ids[RTE_MAX_ETHPORTS]; /**< Store all port ids. */ 152 153 /* 154 * Test Forwarding Configuration. 155 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 156 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 157 */ 158 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 159 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 160 portid_t nb_cfg_ports; /**< Number of configured ports. */ 161 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 162 163 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 164 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 165 166 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 167 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 168 169 /* 170 * Forwarding engines. 171 */ 172 struct fwd_engine * fwd_engines[] = { 173 &io_fwd_engine, 174 &mac_fwd_engine, 175 &mac_swap_engine, 176 &flow_gen_engine, 177 &rx_only_engine, 178 &tx_only_engine, 179 &csum_fwd_engine, 180 &icmp_echo_engine, 181 &noisy_vnf_engine, 182 #if defined RTE_LIBRTE_PMD_SOFTNIC 183 &softnic_fwd_engine, 184 #endif 185 #ifdef RTE_LIBRTE_IEEE1588 186 &ieee1588_fwd_engine, 187 #endif 188 NULL, 189 }; 190 191 struct fwd_config cur_fwd_config; 192 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 193 uint32_t retry_enabled; 194 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 195 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 196 197 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 198 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 199 * specified on command-line. */ 200 uint16_t stats_period; /**< Period to show statistics (disabled by default) */ 201 202 /* 203 * In container, it cannot terminate the process which running with 'stats-period' 204 * option. Set flag to exit stats period loop after received SIGINT/SIGTERM. 205 */ 206 uint8_t f_quit; 207 208 /* 209 * Configuration of packet segments used by the "txonly" processing engine. 210 */ 211 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 212 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 213 TXONLY_DEF_PACKET_LEN, 214 }; 215 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 216 217 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 218 /**< Split policy for packets to TX. */ 219 220 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 221 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 222 223 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 224 uint8_t dcb_config = 0; 225 226 /* Whether the dcb is in testing status */ 227 uint8_t dcb_test = 0; 228 229 /* 230 * Configurable number of RX/TX queues. 231 */ 232 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 233 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 234 235 /* 236 * Configurable number of RX/TX ring descriptors. 237 * Defaults are supplied by drivers via ethdev. 238 */ 239 #define RTE_TEST_RX_DESC_DEFAULT 0 240 #define RTE_TEST_TX_DESC_DEFAULT 0 241 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 242 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 243 244 #define RTE_PMD_PARAM_UNSET -1 245 /* 246 * Configurable values of RX and TX ring threshold registers. 247 */ 248 249 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 250 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 251 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 252 253 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 254 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 255 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 256 257 /* 258 * Configurable value of RX free threshold. 259 */ 260 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 261 262 /* 263 * Configurable value of RX drop enable. 264 */ 265 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 266 267 /* 268 * Configurable value of TX free threshold. 269 */ 270 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 271 272 /* 273 * Configurable value of TX RS bit threshold. 274 */ 275 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 276 277 /* 278 * Configurable value of buffered packets before sending. 279 */ 280 uint16_t noisy_tx_sw_bufsz; 281 282 /* 283 * Configurable value of packet buffer timeout. 284 */ 285 uint16_t noisy_tx_sw_buf_flush_time; 286 287 /* 288 * Configurable value for size of VNF internal memory area 289 * used for simulating noisy neighbour behaviour 290 */ 291 uint64_t noisy_lkup_mem_sz; 292 293 /* 294 * Configurable value of number of random writes done in 295 * VNF simulation memory area. 296 */ 297 uint64_t noisy_lkup_num_writes; 298 299 /* 300 * Configurable value of number of random reads done in 301 * VNF simulation memory area. 302 */ 303 uint64_t noisy_lkup_num_reads; 304 305 /* 306 * Configurable value of number of random reads/writes done in 307 * VNF simulation memory area. 308 */ 309 uint64_t noisy_lkup_num_reads_writes; 310 311 /* 312 * Receive Side Scaling (RSS) configuration. 313 */ 314 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 315 316 /* 317 * Port topology configuration 318 */ 319 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 320 321 /* 322 * Avoids to flush all the RX streams before starts forwarding. 323 */ 324 uint8_t no_flush_rx = 0; /* flush by default */ 325 326 /* 327 * Flow API isolated mode. 328 */ 329 uint8_t flow_isolate_all; 330 331 /* 332 * Avoids to check link status when starting/stopping a port. 333 */ 334 uint8_t no_link_check = 0; /* check by default */ 335 336 /* 337 * Enable link status change notification 338 */ 339 uint8_t lsc_interrupt = 1; /* enabled by default */ 340 341 /* 342 * Enable device removal notification. 343 */ 344 uint8_t rmv_interrupt = 1; /* enabled by default */ 345 346 uint8_t hot_plug = 0; /**< hotplug disabled by default. */ 347 348 /* After attach, port setup is called on event or by iterator */ 349 bool setup_on_probe_event = true; 350 351 /* Pretty printing of ethdev events */ 352 static const char * const eth_event_desc[] = { 353 [RTE_ETH_EVENT_UNKNOWN] = "unknown", 354 [RTE_ETH_EVENT_INTR_LSC] = "link state change", 355 [RTE_ETH_EVENT_QUEUE_STATE] = "queue state", 356 [RTE_ETH_EVENT_INTR_RESET] = "reset", 357 [RTE_ETH_EVENT_VF_MBOX] = "VF mbox", 358 [RTE_ETH_EVENT_IPSEC] = "IPsec", 359 [RTE_ETH_EVENT_MACSEC] = "MACsec", 360 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 361 [RTE_ETH_EVENT_NEW] = "device probed", 362 [RTE_ETH_EVENT_DESTROY] = "device released", 363 [RTE_ETH_EVENT_MAX] = NULL, 364 }; 365 366 /* 367 * Display or mask ether events 368 * Default to all events except VF_MBOX 369 */ 370 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) | 371 (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) | 372 (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) | 373 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) | 374 (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) | 375 (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) | 376 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV); 377 /* 378 * Decide if all memory are locked for performance. 379 */ 380 int do_mlockall = 0; 381 382 /* 383 * NIC bypass mode configuration options. 384 */ 385 386 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 387 /* The NIC bypass watchdog timeout. */ 388 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF; 389 #endif 390 391 392 #ifdef RTE_LIBRTE_LATENCY_STATS 393 394 /* 395 * Set when latency stats is enabled in the commandline 396 */ 397 uint8_t latencystats_enabled; 398 399 /* 400 * Lcore ID to serive latency statistics. 401 */ 402 lcoreid_t latencystats_lcore_id = -1; 403 404 #endif 405 406 /* 407 * Ethernet device configuration. 408 */ 409 struct rte_eth_rxmode rx_mode = { 410 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */ 411 }; 412 413 struct rte_eth_txmode tx_mode = { 414 .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE, 415 }; 416 417 struct rte_fdir_conf fdir_conf = { 418 .mode = RTE_FDIR_MODE_NONE, 419 .pballoc = RTE_FDIR_PBALLOC_64K, 420 .status = RTE_FDIR_REPORT_STATUS, 421 .mask = { 422 .vlan_tci_mask = 0xFFEF, 423 .ipv4_mask = { 424 .src_ip = 0xFFFFFFFF, 425 .dst_ip = 0xFFFFFFFF, 426 }, 427 .ipv6_mask = { 428 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 429 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 430 }, 431 .src_port_mask = 0xFFFF, 432 .dst_port_mask = 0xFFFF, 433 .mac_addr_byte_mask = 0xFF, 434 .tunnel_type_mask = 1, 435 .tunnel_id_mask = 0xFFFFFFFF, 436 }, 437 .drop_queue = 127, 438 }; 439 440 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 441 442 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 443 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 444 445 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 446 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 447 448 uint16_t nb_tx_queue_stats_mappings = 0; 449 uint16_t nb_rx_queue_stats_mappings = 0; 450 451 /* 452 * Display zero values by default for xstats 453 */ 454 uint8_t xstats_hide_zero; 455 456 unsigned int num_sockets = 0; 457 unsigned int socket_ids[RTE_MAX_NUMA_NODES]; 458 459 #ifdef RTE_LIBRTE_BITRATE 460 /* Bitrate statistics */ 461 struct rte_stats_bitrates *bitrate_data; 462 lcoreid_t bitrate_lcore_id; 463 uint8_t bitrate_enabled; 464 #endif 465 466 struct gro_status gro_ports[RTE_MAX_ETHPORTS]; 467 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES; 468 469 struct vxlan_encap_conf vxlan_encap_conf = { 470 .select_ipv4 = 1, 471 .select_vlan = 0, 472 .vni = "\x00\x00\x00", 473 .udp_src = 0, 474 .udp_dst = RTE_BE16(4789), 475 .ipv4_src = IPv4(127, 0, 0, 1), 476 .ipv4_dst = IPv4(255, 255, 255, 255), 477 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 478 "\x00\x00\x00\x00\x00\x00\x00\x01", 479 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 480 "\x00\x00\x00\x00\x00\x00\x11\x11", 481 .vlan_tci = 0, 482 .eth_src = "\x00\x00\x00\x00\x00\x00", 483 .eth_dst = "\xff\xff\xff\xff\xff\xff", 484 }; 485 486 struct nvgre_encap_conf nvgre_encap_conf = { 487 .select_ipv4 = 1, 488 .select_vlan = 0, 489 .tni = "\x00\x00\x00", 490 .ipv4_src = IPv4(127, 0, 0, 1), 491 .ipv4_dst = IPv4(255, 255, 255, 255), 492 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 493 "\x00\x00\x00\x00\x00\x00\x00\x01", 494 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 495 "\x00\x00\x00\x00\x00\x00\x11\x11", 496 .vlan_tci = 0, 497 .eth_src = "\x00\x00\x00\x00\x00\x00", 498 .eth_dst = "\xff\xff\xff\xff\xff\xff", 499 }; 500 501 /* Forward function declarations */ 502 static void setup_attached_port(portid_t pi); 503 static void map_port_queue_stats_mapping_registers(portid_t pi, 504 struct rte_port *port); 505 static void check_all_ports_link_status(uint32_t port_mask); 506 static int eth_event_callback(portid_t port_id, 507 enum rte_eth_event_type type, 508 void *param, void *ret_param); 509 static void dev_event_callback(const char *device_name, 510 enum rte_dev_event_type type, 511 void *param); 512 513 /* 514 * Check if all the ports are started. 515 * If yes, return positive value. If not, return zero. 516 */ 517 static int all_ports_started(void); 518 519 struct gso_status gso_ports[RTE_MAX_ETHPORTS]; 520 uint16_t gso_max_segment_size = ETHER_MAX_LEN - ETHER_CRC_LEN; 521 522 /* 523 * Helper function to check if socket is already discovered. 524 * If yes, return positive value. If not, return zero. 525 */ 526 int 527 new_socket_id(unsigned int socket_id) 528 { 529 unsigned int i; 530 531 for (i = 0; i < num_sockets; i++) { 532 if (socket_ids[i] == socket_id) 533 return 0; 534 } 535 return 1; 536 } 537 538 /* 539 * Setup default configuration. 540 */ 541 static void 542 set_default_fwd_lcores_config(void) 543 { 544 unsigned int i; 545 unsigned int nb_lc; 546 unsigned int sock_num; 547 548 nb_lc = 0; 549 for (i = 0; i < RTE_MAX_LCORE; i++) { 550 if (!rte_lcore_is_enabled(i)) 551 continue; 552 sock_num = rte_lcore_to_socket_id(i); 553 if (new_socket_id(sock_num)) { 554 if (num_sockets >= RTE_MAX_NUMA_NODES) { 555 rte_exit(EXIT_FAILURE, 556 "Total sockets greater than %u\n", 557 RTE_MAX_NUMA_NODES); 558 } 559 socket_ids[num_sockets++] = sock_num; 560 } 561 if (i == rte_get_master_lcore()) 562 continue; 563 fwd_lcores_cpuids[nb_lc++] = i; 564 } 565 nb_lcores = (lcoreid_t) nb_lc; 566 nb_cfg_lcores = nb_lcores; 567 nb_fwd_lcores = 1; 568 } 569 570 static void 571 set_def_peer_eth_addrs(void) 572 { 573 portid_t i; 574 575 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 576 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR; 577 peer_eth_addrs[i].addr_bytes[5] = i; 578 } 579 } 580 581 static void 582 set_default_fwd_ports_config(void) 583 { 584 portid_t pt_id; 585 int i = 0; 586 587 RTE_ETH_FOREACH_DEV(pt_id) { 588 fwd_ports_ids[i++] = pt_id; 589 590 /* Update sockets info according to the attached device */ 591 int socket_id = rte_eth_dev_socket_id(pt_id); 592 if (socket_id >= 0 && new_socket_id(socket_id)) { 593 if (num_sockets >= RTE_MAX_NUMA_NODES) { 594 rte_exit(EXIT_FAILURE, 595 "Total sockets greater than %u\n", 596 RTE_MAX_NUMA_NODES); 597 } 598 socket_ids[num_sockets++] = socket_id; 599 } 600 } 601 602 nb_cfg_ports = nb_ports; 603 nb_fwd_ports = nb_ports; 604 } 605 606 void 607 set_def_fwd_config(void) 608 { 609 set_default_fwd_lcores_config(); 610 set_def_peer_eth_addrs(); 611 set_default_fwd_ports_config(); 612 } 613 614 /* extremely pessimistic estimation of memory required to create a mempool */ 615 static int 616 calc_mem_size(uint32_t nb_mbufs, uint32_t mbuf_sz, size_t pgsz, size_t *out) 617 { 618 unsigned int n_pages, mbuf_per_pg, leftover; 619 uint64_t total_mem, mbuf_mem, obj_sz; 620 621 /* there is no good way to predict how much space the mempool will 622 * occupy because it will allocate chunks on the fly, and some of those 623 * will come from default DPDK memory while some will come from our 624 * external memory, so just assume 128MB will be enough for everyone. 625 */ 626 uint64_t hdr_mem = 128 << 20; 627 628 /* account for possible non-contiguousness */ 629 obj_sz = rte_mempool_calc_obj_size(mbuf_sz, 0, NULL); 630 if (obj_sz > pgsz) { 631 TESTPMD_LOG(ERR, "Object size is bigger than page size\n"); 632 return -1; 633 } 634 635 mbuf_per_pg = pgsz / obj_sz; 636 leftover = (nb_mbufs % mbuf_per_pg) > 0; 637 n_pages = (nb_mbufs / mbuf_per_pg) + leftover; 638 639 mbuf_mem = n_pages * pgsz; 640 641 total_mem = RTE_ALIGN(hdr_mem + mbuf_mem, pgsz); 642 643 if (total_mem > SIZE_MAX) { 644 TESTPMD_LOG(ERR, "Memory size too big\n"); 645 return -1; 646 } 647 *out = (size_t)total_mem; 648 649 return 0; 650 } 651 652 static inline uint32_t 653 bsf64(uint64_t v) 654 { 655 return (uint32_t)__builtin_ctzll(v); 656 } 657 658 static inline uint32_t 659 log2_u64(uint64_t v) 660 { 661 if (v == 0) 662 return 0; 663 v = rte_align64pow2(v); 664 return bsf64(v); 665 } 666 667 static int 668 pagesz_flags(uint64_t page_sz) 669 { 670 /* as per mmap() manpage, all page sizes are log2 of page size 671 * shifted by MAP_HUGE_SHIFT 672 */ 673 int log2 = log2_u64(page_sz); 674 675 return (log2 << HUGE_SHIFT); 676 } 677 678 static void * 679 alloc_mem(size_t memsz, size_t pgsz, bool huge) 680 { 681 void *addr; 682 int flags; 683 684 /* allocate anonymous hugepages */ 685 flags = MAP_ANONYMOUS | MAP_PRIVATE; 686 if (huge) 687 flags |= HUGE_FLAG | pagesz_flags(pgsz); 688 689 addr = mmap(NULL, memsz, PROT_READ | PROT_WRITE, flags, -1, 0); 690 if (addr == MAP_FAILED) 691 return NULL; 692 693 return addr; 694 } 695 696 struct extmem_param { 697 void *addr; 698 size_t len; 699 size_t pgsz; 700 rte_iova_t *iova_table; 701 unsigned int iova_table_len; 702 }; 703 704 static int 705 create_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, struct extmem_param *param, 706 bool huge) 707 { 708 uint64_t pgsizes[] = {RTE_PGSIZE_2M, RTE_PGSIZE_1G, /* x86_64, ARM */ 709 RTE_PGSIZE_16M, RTE_PGSIZE_16G}; /* POWER */ 710 unsigned int cur_page, n_pages, pgsz_idx; 711 size_t mem_sz, cur_pgsz; 712 rte_iova_t *iovas = NULL; 713 void *addr; 714 int ret; 715 716 for (pgsz_idx = 0; pgsz_idx < RTE_DIM(pgsizes); pgsz_idx++) { 717 /* skip anything that is too big */ 718 if (pgsizes[pgsz_idx] > SIZE_MAX) 719 continue; 720 721 cur_pgsz = pgsizes[pgsz_idx]; 722 723 /* if we were told not to allocate hugepages, override */ 724 if (!huge) 725 cur_pgsz = sysconf(_SC_PAGESIZE); 726 727 ret = calc_mem_size(nb_mbufs, mbuf_sz, cur_pgsz, &mem_sz); 728 if (ret < 0) { 729 TESTPMD_LOG(ERR, "Cannot calculate memory size\n"); 730 return -1; 731 } 732 733 /* allocate our memory */ 734 addr = alloc_mem(mem_sz, cur_pgsz, huge); 735 736 /* if we couldn't allocate memory with a specified page size, 737 * that doesn't mean we can't do it with other page sizes, so 738 * try another one. 739 */ 740 if (addr == NULL) 741 continue; 742 743 /* store IOVA addresses for every page in this memory area */ 744 n_pages = mem_sz / cur_pgsz; 745 746 iovas = malloc(sizeof(*iovas) * n_pages); 747 748 if (iovas == NULL) { 749 TESTPMD_LOG(ERR, "Cannot allocate memory for iova addresses\n"); 750 goto fail; 751 } 752 /* lock memory if it's not huge pages */ 753 if (!huge) 754 mlock(addr, mem_sz); 755 756 /* populate IOVA addresses */ 757 for (cur_page = 0; cur_page < n_pages; cur_page++) { 758 rte_iova_t iova; 759 size_t offset; 760 void *cur; 761 762 offset = cur_pgsz * cur_page; 763 cur = RTE_PTR_ADD(addr, offset); 764 765 /* touch the page before getting its IOVA */ 766 *(volatile char *)cur = 0; 767 768 iova = rte_mem_virt2iova(cur); 769 770 iovas[cur_page] = iova; 771 } 772 773 break; 774 } 775 /* if we couldn't allocate anything */ 776 if (iovas == NULL) 777 return -1; 778 779 param->addr = addr; 780 param->len = mem_sz; 781 param->pgsz = cur_pgsz; 782 param->iova_table = iovas; 783 param->iova_table_len = n_pages; 784 785 return 0; 786 fail: 787 if (iovas) 788 free(iovas); 789 if (addr) 790 munmap(addr, mem_sz); 791 792 return -1; 793 } 794 795 static int 796 setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge) 797 { 798 struct extmem_param param; 799 int socket_id, ret; 800 801 memset(¶m, 0, sizeof(param)); 802 803 /* check if our heap exists */ 804 socket_id = rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 805 if (socket_id < 0) { 806 /* create our heap */ 807 ret = rte_malloc_heap_create(EXTMEM_HEAP_NAME); 808 if (ret < 0) { 809 TESTPMD_LOG(ERR, "Cannot create heap\n"); 810 return -1; 811 } 812 } 813 814 ret = create_extmem(nb_mbufs, mbuf_sz, ¶m, huge); 815 if (ret < 0) { 816 TESTPMD_LOG(ERR, "Cannot create memory area\n"); 817 return -1; 818 } 819 820 /* we now have a valid memory area, so add it to heap */ 821 ret = rte_malloc_heap_memory_add(EXTMEM_HEAP_NAME, 822 param.addr, param.len, param.iova_table, 823 param.iova_table_len, param.pgsz); 824 825 /* when using VFIO, memory is automatically mapped for DMA by EAL */ 826 827 /* not needed any more */ 828 free(param.iova_table); 829 830 if (ret < 0) { 831 TESTPMD_LOG(ERR, "Cannot add memory to heap\n"); 832 munmap(param.addr, param.len); 833 return -1; 834 } 835 836 /* success */ 837 838 TESTPMD_LOG(DEBUG, "Allocated %zuMB of external memory\n", 839 param.len >> 20); 840 841 return 0; 842 } 843 844 /* 845 * Configuration initialisation done once at init time. 846 */ 847 static void 848 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 849 unsigned int socket_id) 850 { 851 char pool_name[RTE_MEMPOOL_NAMESIZE]; 852 struct rte_mempool *rte_mp = NULL; 853 uint32_t mb_size; 854 855 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 856 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 857 858 TESTPMD_LOG(INFO, 859 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 860 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 861 862 switch (mp_alloc_type) { 863 case MP_ALLOC_NATIVE: 864 { 865 /* wrapper to rte_mempool_create() */ 866 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 867 rte_mbuf_best_mempool_ops()); 868 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 869 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 870 break; 871 } 872 case MP_ALLOC_ANON: 873 { 874 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 875 mb_size, (unsigned int) mb_mempool_cache, 876 sizeof(struct rte_pktmbuf_pool_private), 877 socket_id, 0); 878 if (rte_mp == NULL) 879 goto err; 880 881 if (rte_mempool_populate_anon(rte_mp) == 0) { 882 rte_mempool_free(rte_mp); 883 rte_mp = NULL; 884 goto err; 885 } 886 rte_pktmbuf_pool_init(rte_mp, NULL); 887 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 888 break; 889 } 890 case MP_ALLOC_XMEM: 891 case MP_ALLOC_XMEM_HUGE: 892 { 893 int heap_socket; 894 bool huge = mp_alloc_type == MP_ALLOC_XMEM_HUGE; 895 896 if (setup_extmem(nb_mbuf, mbuf_seg_size, huge) < 0) 897 rte_exit(EXIT_FAILURE, "Could not create external memory\n"); 898 899 heap_socket = 900 rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 901 if (heap_socket < 0) 902 rte_exit(EXIT_FAILURE, "Could not get external memory socket ID\n"); 903 904 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 905 rte_mbuf_best_mempool_ops()); 906 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 907 mb_mempool_cache, 0, mbuf_seg_size, 908 heap_socket); 909 break; 910 } 911 default: 912 { 913 rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n"); 914 } 915 } 916 917 err: 918 if (rte_mp == NULL) { 919 rte_exit(EXIT_FAILURE, 920 "Creation of mbuf pool for socket %u failed: %s\n", 921 socket_id, rte_strerror(rte_errno)); 922 } else if (verbose_level > 0) { 923 rte_mempool_dump(stdout, rte_mp); 924 } 925 } 926 927 /* 928 * Check given socket id is valid or not with NUMA mode, 929 * if valid, return 0, else return -1 930 */ 931 static int 932 check_socket_id(const unsigned int socket_id) 933 { 934 static int warning_once = 0; 935 936 if (new_socket_id(socket_id)) { 937 if (!warning_once && numa_support) 938 printf("Warning: NUMA should be configured manually by" 939 " using --port-numa-config and" 940 " --ring-numa-config parameters along with" 941 " --numa.\n"); 942 warning_once = 1; 943 return -1; 944 } 945 return 0; 946 } 947 948 /* 949 * Get the allowed maximum number of RX queues. 950 * *pid return the port id which has minimal value of 951 * max_rx_queues in all ports. 952 */ 953 queueid_t 954 get_allowed_max_nb_rxq(portid_t *pid) 955 { 956 queueid_t allowed_max_rxq = MAX_QUEUE_ID; 957 portid_t pi; 958 struct rte_eth_dev_info dev_info; 959 960 RTE_ETH_FOREACH_DEV(pi) { 961 rte_eth_dev_info_get(pi, &dev_info); 962 if (dev_info.max_rx_queues < allowed_max_rxq) { 963 allowed_max_rxq = dev_info.max_rx_queues; 964 *pid = pi; 965 } 966 } 967 return allowed_max_rxq; 968 } 969 970 /* 971 * Check input rxq is valid or not. 972 * If input rxq is not greater than any of maximum number 973 * of RX queues of all ports, it is valid. 974 * if valid, return 0, else return -1 975 */ 976 int 977 check_nb_rxq(queueid_t rxq) 978 { 979 queueid_t allowed_max_rxq; 980 portid_t pid = 0; 981 982 allowed_max_rxq = get_allowed_max_nb_rxq(&pid); 983 if (rxq > allowed_max_rxq) { 984 printf("Fail: input rxq (%u) can't be greater " 985 "than max_rx_queues (%u) of port %u\n", 986 rxq, 987 allowed_max_rxq, 988 pid); 989 return -1; 990 } 991 return 0; 992 } 993 994 /* 995 * Get the allowed maximum number of TX queues. 996 * *pid return the port id which has minimal value of 997 * max_tx_queues in all ports. 998 */ 999 queueid_t 1000 get_allowed_max_nb_txq(portid_t *pid) 1001 { 1002 queueid_t allowed_max_txq = MAX_QUEUE_ID; 1003 portid_t pi; 1004 struct rte_eth_dev_info dev_info; 1005 1006 RTE_ETH_FOREACH_DEV(pi) { 1007 rte_eth_dev_info_get(pi, &dev_info); 1008 if (dev_info.max_tx_queues < allowed_max_txq) { 1009 allowed_max_txq = dev_info.max_tx_queues; 1010 *pid = pi; 1011 } 1012 } 1013 return allowed_max_txq; 1014 } 1015 1016 /* 1017 * Check input txq is valid or not. 1018 * If input txq is not greater than any of maximum number 1019 * of TX queues of all ports, it is valid. 1020 * if valid, return 0, else return -1 1021 */ 1022 int 1023 check_nb_txq(queueid_t txq) 1024 { 1025 queueid_t allowed_max_txq; 1026 portid_t pid = 0; 1027 1028 allowed_max_txq = get_allowed_max_nb_txq(&pid); 1029 if (txq > allowed_max_txq) { 1030 printf("Fail: input txq (%u) can't be greater " 1031 "than max_tx_queues (%u) of port %u\n", 1032 txq, 1033 allowed_max_txq, 1034 pid); 1035 return -1; 1036 } 1037 return 0; 1038 } 1039 1040 static void 1041 init_config(void) 1042 { 1043 portid_t pid; 1044 struct rte_port *port; 1045 struct rte_mempool *mbp; 1046 unsigned int nb_mbuf_per_pool; 1047 lcoreid_t lc_id; 1048 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 1049 struct rte_gro_param gro_param; 1050 uint32_t gso_types; 1051 int k; 1052 1053 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 1054 1055 /* Configuration of logical cores. */ 1056 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 1057 sizeof(struct fwd_lcore *) * nb_lcores, 1058 RTE_CACHE_LINE_SIZE); 1059 if (fwd_lcores == NULL) { 1060 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 1061 "failed\n", nb_lcores); 1062 } 1063 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1064 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 1065 sizeof(struct fwd_lcore), 1066 RTE_CACHE_LINE_SIZE); 1067 if (fwd_lcores[lc_id] == NULL) { 1068 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 1069 "failed\n"); 1070 } 1071 fwd_lcores[lc_id]->cpuid_idx = lc_id; 1072 } 1073 1074 RTE_ETH_FOREACH_DEV(pid) { 1075 port = &ports[pid]; 1076 /* Apply default TxRx configuration for all ports */ 1077 port->dev_conf.txmode = tx_mode; 1078 port->dev_conf.rxmode = rx_mode; 1079 rte_eth_dev_info_get(pid, &port->dev_info); 1080 1081 if (!(port->dev_info.tx_offload_capa & 1082 DEV_TX_OFFLOAD_MBUF_FAST_FREE)) 1083 port->dev_conf.txmode.offloads &= 1084 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE; 1085 if (!(port->dev_info.tx_offload_capa & 1086 DEV_TX_OFFLOAD_MATCH_METADATA)) 1087 port->dev_conf.txmode.offloads &= 1088 ~DEV_TX_OFFLOAD_MATCH_METADATA; 1089 if (numa_support) { 1090 if (port_numa[pid] != NUMA_NO_CONFIG) 1091 port_per_socket[port_numa[pid]]++; 1092 else { 1093 uint32_t socket_id = rte_eth_dev_socket_id(pid); 1094 1095 /* 1096 * if socket_id is invalid, 1097 * set to the first available socket. 1098 */ 1099 if (check_socket_id(socket_id) < 0) 1100 socket_id = socket_ids[0]; 1101 port_per_socket[socket_id]++; 1102 } 1103 } 1104 1105 /* Apply Rx offloads configuration */ 1106 for (k = 0; k < port->dev_info.max_rx_queues; k++) 1107 port->rx_conf[k].offloads = 1108 port->dev_conf.rxmode.offloads; 1109 /* Apply Tx offloads configuration */ 1110 for (k = 0; k < port->dev_info.max_tx_queues; k++) 1111 port->tx_conf[k].offloads = 1112 port->dev_conf.txmode.offloads; 1113 1114 /* set flag to initialize port/queue */ 1115 port->need_reconfig = 1; 1116 port->need_reconfig_queues = 1; 1117 port->tx_metadata = 0; 1118 } 1119 1120 /* 1121 * Create pools of mbuf. 1122 * If NUMA support is disabled, create a single pool of mbuf in 1123 * socket 0 memory by default. 1124 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 1125 * 1126 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 1127 * nb_txd can be configured at run time. 1128 */ 1129 if (param_total_num_mbufs) 1130 nb_mbuf_per_pool = param_total_num_mbufs; 1131 else { 1132 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 1133 (nb_lcores * mb_mempool_cache) + 1134 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 1135 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 1136 } 1137 1138 if (numa_support) { 1139 uint8_t i; 1140 1141 for (i = 0; i < num_sockets; i++) 1142 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1143 socket_ids[i]); 1144 } else { 1145 if (socket_num == UMA_NO_CONFIG) 1146 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0); 1147 else 1148 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1149 socket_num); 1150 } 1151 1152 init_port_config(); 1153 1154 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 1155 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_TX_OFFLOAD_UDP_TSO; 1156 /* 1157 * Records which Mbuf pool to use by each logical core, if needed. 1158 */ 1159 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1160 mbp = mbuf_pool_find( 1161 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 1162 1163 if (mbp == NULL) 1164 mbp = mbuf_pool_find(0); 1165 fwd_lcores[lc_id]->mbp = mbp; 1166 /* initialize GSO context */ 1167 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 1168 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 1169 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 1170 fwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN - 1171 ETHER_CRC_LEN; 1172 fwd_lcores[lc_id]->gso_ctx.flag = 0; 1173 } 1174 1175 /* Configuration of packet forwarding streams. */ 1176 if (init_fwd_streams() < 0) 1177 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 1178 1179 fwd_config_setup(); 1180 1181 /* create a gro context for each lcore */ 1182 gro_param.gro_types = RTE_GRO_TCP_IPV4; 1183 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 1184 gro_param.max_item_per_flow = MAX_PKT_BURST; 1185 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1186 gro_param.socket_id = rte_lcore_to_socket_id( 1187 fwd_lcores_cpuids[lc_id]); 1188 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 1189 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 1190 rte_exit(EXIT_FAILURE, 1191 "rte_gro_ctx_create() failed\n"); 1192 } 1193 } 1194 1195 #if defined RTE_LIBRTE_PMD_SOFTNIC 1196 if (strcmp(cur_fwd_eng->fwd_mode_name, "softnic") == 0) { 1197 RTE_ETH_FOREACH_DEV(pid) { 1198 port = &ports[pid]; 1199 const char *driver = port->dev_info.driver_name; 1200 1201 if (strcmp(driver, "net_softnic") == 0) 1202 port->softport.fwd_lcore_arg = fwd_lcores; 1203 } 1204 } 1205 #endif 1206 1207 } 1208 1209 1210 void 1211 reconfig(portid_t new_port_id, unsigned socket_id) 1212 { 1213 struct rte_port *port; 1214 1215 /* Reconfiguration of Ethernet ports. */ 1216 port = &ports[new_port_id]; 1217 rte_eth_dev_info_get(new_port_id, &port->dev_info); 1218 1219 /* set flag to initialize port/queue */ 1220 port->need_reconfig = 1; 1221 port->need_reconfig_queues = 1; 1222 port->socket_id = socket_id; 1223 1224 init_port_config(); 1225 } 1226 1227 1228 int 1229 init_fwd_streams(void) 1230 { 1231 portid_t pid; 1232 struct rte_port *port; 1233 streamid_t sm_id, nb_fwd_streams_new; 1234 queueid_t q; 1235 1236 /* set socket id according to numa or not */ 1237 RTE_ETH_FOREACH_DEV(pid) { 1238 port = &ports[pid]; 1239 if (nb_rxq > port->dev_info.max_rx_queues) { 1240 printf("Fail: nb_rxq(%d) is greater than " 1241 "max_rx_queues(%d)\n", nb_rxq, 1242 port->dev_info.max_rx_queues); 1243 return -1; 1244 } 1245 if (nb_txq > port->dev_info.max_tx_queues) { 1246 printf("Fail: nb_txq(%d) is greater than " 1247 "max_tx_queues(%d)\n", nb_txq, 1248 port->dev_info.max_tx_queues); 1249 return -1; 1250 } 1251 if (numa_support) { 1252 if (port_numa[pid] != NUMA_NO_CONFIG) 1253 port->socket_id = port_numa[pid]; 1254 else { 1255 port->socket_id = rte_eth_dev_socket_id(pid); 1256 1257 /* 1258 * if socket_id is invalid, 1259 * set to the first available socket. 1260 */ 1261 if (check_socket_id(port->socket_id) < 0) 1262 port->socket_id = socket_ids[0]; 1263 } 1264 } 1265 else { 1266 if (socket_num == UMA_NO_CONFIG) 1267 port->socket_id = 0; 1268 else 1269 port->socket_id = socket_num; 1270 } 1271 } 1272 1273 q = RTE_MAX(nb_rxq, nb_txq); 1274 if (q == 0) { 1275 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 1276 return -1; 1277 } 1278 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 1279 if (nb_fwd_streams_new == nb_fwd_streams) 1280 return 0; 1281 /* clear the old */ 1282 if (fwd_streams != NULL) { 1283 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1284 if (fwd_streams[sm_id] == NULL) 1285 continue; 1286 rte_free(fwd_streams[sm_id]); 1287 fwd_streams[sm_id] = NULL; 1288 } 1289 rte_free(fwd_streams); 1290 fwd_streams = NULL; 1291 } 1292 1293 /* init new */ 1294 nb_fwd_streams = nb_fwd_streams_new; 1295 if (nb_fwd_streams) { 1296 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 1297 sizeof(struct fwd_stream *) * nb_fwd_streams, 1298 RTE_CACHE_LINE_SIZE); 1299 if (fwd_streams == NULL) 1300 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d" 1301 " (struct fwd_stream *)) failed\n", 1302 nb_fwd_streams); 1303 1304 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1305 fwd_streams[sm_id] = rte_zmalloc("testpmd:" 1306 " struct fwd_stream", sizeof(struct fwd_stream), 1307 RTE_CACHE_LINE_SIZE); 1308 if (fwd_streams[sm_id] == NULL) 1309 rte_exit(EXIT_FAILURE, "rte_zmalloc" 1310 "(struct fwd_stream) failed\n"); 1311 } 1312 } 1313 1314 return 0; 1315 } 1316 1317 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1318 static void 1319 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 1320 { 1321 unsigned int total_burst; 1322 unsigned int nb_burst; 1323 unsigned int burst_stats[3]; 1324 uint16_t pktnb_stats[3]; 1325 uint16_t nb_pkt; 1326 int burst_percent[3]; 1327 1328 /* 1329 * First compute the total number of packet bursts and the 1330 * two highest numbers of bursts of the same number of packets. 1331 */ 1332 total_burst = 0; 1333 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 1334 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 1335 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 1336 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 1337 if (nb_burst == 0) 1338 continue; 1339 total_burst += nb_burst; 1340 if (nb_burst > burst_stats[0]) { 1341 burst_stats[1] = burst_stats[0]; 1342 pktnb_stats[1] = pktnb_stats[0]; 1343 burst_stats[0] = nb_burst; 1344 pktnb_stats[0] = nb_pkt; 1345 } else if (nb_burst > burst_stats[1]) { 1346 burst_stats[1] = nb_burst; 1347 pktnb_stats[1] = nb_pkt; 1348 } 1349 } 1350 if (total_burst == 0) 1351 return; 1352 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 1353 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 1354 burst_percent[0], (int) pktnb_stats[0]); 1355 if (burst_stats[0] == total_burst) { 1356 printf("]\n"); 1357 return; 1358 } 1359 if (burst_stats[0] + burst_stats[1] == total_burst) { 1360 printf(" + %d%% of %d pkts]\n", 1361 100 - burst_percent[0], pktnb_stats[1]); 1362 return; 1363 } 1364 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 1365 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 1366 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 1367 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 1368 return; 1369 } 1370 printf(" + %d%% of %d pkts + %d%% of others]\n", 1371 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 1372 } 1373 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 1374 1375 static void 1376 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats) 1377 { 1378 struct rte_port *port; 1379 uint8_t i; 1380 1381 static const char *fwd_stats_border = "----------------------"; 1382 1383 port = &ports[port_id]; 1384 printf("\n %s Forward statistics for port %-2d %s\n", 1385 fwd_stats_border, port_id, fwd_stats_border); 1386 1387 if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) { 1388 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1389 "%-"PRIu64"\n", 1390 stats->ipackets, stats->imissed, 1391 (uint64_t) (stats->ipackets + stats->imissed)); 1392 1393 if (cur_fwd_eng == &csum_fwd_engine) 1394 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64"Bad-outer-l4csum: %-14"PRIu64"\n", 1395 port->rx_bad_ip_csum, port->rx_bad_l4_csum, 1396 port->rx_bad_outer_l4_csum); 1397 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1398 printf(" RX-error: %-"PRIu64"\n", stats->ierrors); 1399 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf); 1400 } 1401 1402 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1403 "%-"PRIu64"\n", 1404 stats->opackets, port->tx_dropped, 1405 (uint64_t) (stats->opackets + port->tx_dropped)); 1406 } 1407 else { 1408 printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:" 1409 "%14"PRIu64"\n", 1410 stats->ipackets, stats->imissed, 1411 (uint64_t) (stats->ipackets + stats->imissed)); 1412 1413 if (cur_fwd_eng == &csum_fwd_engine) 1414 printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64" Bad-outer-l4csum: %-14"PRIu64"\n", 1415 port->rx_bad_ip_csum, port->rx_bad_l4_csum, 1416 port->rx_bad_outer_l4_csum); 1417 if ((stats->ierrors + stats->rx_nombuf) > 0) { 1418 printf(" RX-error:%"PRIu64"\n", stats->ierrors); 1419 printf(" RX-nombufs: %14"PRIu64"\n", 1420 stats->rx_nombuf); 1421 } 1422 1423 printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:" 1424 "%14"PRIu64"\n", 1425 stats->opackets, port->tx_dropped, 1426 (uint64_t) (stats->opackets + port->tx_dropped)); 1427 } 1428 1429 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1430 if (port->rx_stream) 1431 pkt_burst_stats_display("RX", 1432 &port->rx_stream->rx_burst_stats); 1433 if (port->tx_stream) 1434 pkt_burst_stats_display("TX", 1435 &port->tx_stream->tx_burst_stats); 1436 #endif 1437 1438 if (port->rx_queue_stats_mapping_enabled) { 1439 printf("\n"); 1440 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1441 printf(" Stats reg %2d RX-packets:%14"PRIu64 1442 " RX-errors:%14"PRIu64 1443 " RX-bytes:%14"PRIu64"\n", 1444 i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]); 1445 } 1446 printf("\n"); 1447 } 1448 if (port->tx_queue_stats_mapping_enabled) { 1449 for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) { 1450 printf(" Stats reg %2d TX-packets:%14"PRIu64 1451 " TX-bytes:%14"PRIu64"\n", 1452 i, stats->q_opackets[i], stats->q_obytes[i]); 1453 } 1454 } 1455 1456 printf(" %s--------------------------------%s\n", 1457 fwd_stats_border, fwd_stats_border); 1458 } 1459 1460 static void 1461 fwd_stream_stats_display(streamid_t stream_id) 1462 { 1463 struct fwd_stream *fs; 1464 static const char *fwd_top_stats_border = "-------"; 1465 1466 fs = fwd_streams[stream_id]; 1467 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 1468 (fs->fwd_dropped == 0)) 1469 return; 1470 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 1471 "TX Port=%2d/Queue=%2d %s\n", 1472 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 1473 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 1474 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u", 1475 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 1476 1477 /* if checksum mode */ 1478 if (cur_fwd_eng == &csum_fwd_engine) { 1479 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: " 1480 "%-14u Rx- bad outer L4 checksum: %-14u\n", 1481 fs->rx_bad_ip_csum, fs->rx_bad_l4_csum, 1482 fs->rx_bad_outer_l4_csum); 1483 } 1484 1485 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1486 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 1487 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 1488 #endif 1489 } 1490 1491 static void 1492 flush_fwd_rx_queues(void) 1493 { 1494 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 1495 portid_t rxp; 1496 portid_t port_id; 1497 queueid_t rxq; 1498 uint16_t nb_rx; 1499 uint16_t i; 1500 uint8_t j; 1501 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 1502 uint64_t timer_period; 1503 1504 /* convert to number of cycles */ 1505 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 1506 1507 for (j = 0; j < 2; j++) { 1508 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 1509 for (rxq = 0; rxq < nb_rxq; rxq++) { 1510 port_id = fwd_ports_ids[rxp]; 1511 /** 1512 * testpmd can stuck in the below do while loop 1513 * if rte_eth_rx_burst() always returns nonzero 1514 * packets. So timer is added to exit this loop 1515 * after 1sec timer expiry. 1516 */ 1517 prev_tsc = rte_rdtsc(); 1518 do { 1519 nb_rx = rte_eth_rx_burst(port_id, rxq, 1520 pkts_burst, MAX_PKT_BURST); 1521 for (i = 0; i < nb_rx; i++) 1522 rte_pktmbuf_free(pkts_burst[i]); 1523 1524 cur_tsc = rte_rdtsc(); 1525 diff_tsc = cur_tsc - prev_tsc; 1526 timer_tsc += diff_tsc; 1527 } while ((nb_rx > 0) && 1528 (timer_tsc < timer_period)); 1529 timer_tsc = 0; 1530 } 1531 } 1532 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 1533 } 1534 } 1535 1536 static void 1537 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 1538 { 1539 struct fwd_stream **fsm; 1540 streamid_t nb_fs; 1541 streamid_t sm_id; 1542 #ifdef RTE_LIBRTE_BITRATE 1543 uint64_t tics_per_1sec; 1544 uint64_t tics_datum; 1545 uint64_t tics_current; 1546 uint16_t i, cnt_ports; 1547 1548 cnt_ports = nb_ports; 1549 tics_datum = rte_rdtsc(); 1550 tics_per_1sec = rte_get_timer_hz(); 1551 #endif 1552 fsm = &fwd_streams[fc->stream_idx]; 1553 nb_fs = fc->stream_nb; 1554 do { 1555 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1556 (*pkt_fwd)(fsm[sm_id]); 1557 #ifdef RTE_LIBRTE_BITRATE 1558 if (bitrate_enabled != 0 && 1559 bitrate_lcore_id == rte_lcore_id()) { 1560 tics_current = rte_rdtsc(); 1561 if (tics_current - tics_datum >= tics_per_1sec) { 1562 /* Periodic bitrate calculation */ 1563 for (i = 0; i < cnt_ports; i++) 1564 rte_stats_bitrate_calc(bitrate_data, 1565 ports_ids[i]); 1566 tics_datum = tics_current; 1567 } 1568 } 1569 #endif 1570 #ifdef RTE_LIBRTE_LATENCY_STATS 1571 if (latencystats_enabled != 0 && 1572 latencystats_lcore_id == rte_lcore_id()) 1573 rte_latencystats_update(); 1574 #endif 1575 1576 } while (! fc->stopped); 1577 } 1578 1579 static int 1580 start_pkt_forward_on_core(void *fwd_arg) 1581 { 1582 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1583 cur_fwd_config.fwd_eng->packet_fwd); 1584 return 0; 1585 } 1586 1587 /* 1588 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1589 * Used to start communication flows in network loopback test configurations. 1590 */ 1591 static int 1592 run_one_txonly_burst_on_core(void *fwd_arg) 1593 { 1594 struct fwd_lcore *fwd_lc; 1595 struct fwd_lcore tmp_lcore; 1596 1597 fwd_lc = (struct fwd_lcore *) fwd_arg; 1598 tmp_lcore = *fwd_lc; 1599 tmp_lcore.stopped = 1; 1600 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1601 return 0; 1602 } 1603 1604 /* 1605 * Launch packet forwarding: 1606 * - Setup per-port forwarding context. 1607 * - launch logical cores with their forwarding configuration. 1608 */ 1609 static void 1610 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1611 { 1612 port_fwd_begin_t port_fwd_begin; 1613 unsigned int i; 1614 unsigned int lc_id; 1615 int diag; 1616 1617 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1618 if (port_fwd_begin != NULL) { 1619 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1620 (*port_fwd_begin)(fwd_ports_ids[i]); 1621 } 1622 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1623 lc_id = fwd_lcores_cpuids[i]; 1624 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1625 fwd_lcores[i]->stopped = 0; 1626 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1627 fwd_lcores[i], lc_id); 1628 if (diag != 0) 1629 printf("launch lcore %u failed - diag=%d\n", 1630 lc_id, diag); 1631 } 1632 } 1633 } 1634 1635 /* 1636 * Launch packet forwarding configuration. 1637 */ 1638 void 1639 start_packet_forwarding(int with_tx_first) 1640 { 1641 port_fwd_begin_t port_fwd_begin; 1642 port_fwd_end_t port_fwd_end; 1643 struct rte_port *port; 1644 unsigned int i; 1645 portid_t pt_id; 1646 streamid_t sm_id; 1647 1648 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1649 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1650 1651 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1652 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1653 1654 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1655 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1656 (!nb_rxq || !nb_txq)) 1657 rte_exit(EXIT_FAILURE, 1658 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1659 cur_fwd_eng->fwd_mode_name); 1660 1661 if (all_ports_started() == 0) { 1662 printf("Not all ports were started\n"); 1663 return; 1664 } 1665 if (test_done == 0) { 1666 printf("Packet forwarding already started\n"); 1667 return; 1668 } 1669 1670 1671 if(dcb_test) { 1672 for (i = 0; i < nb_fwd_ports; i++) { 1673 pt_id = fwd_ports_ids[i]; 1674 port = &ports[pt_id]; 1675 if (!port->dcb_flag) { 1676 printf("In DCB mode, all forwarding ports must " 1677 "be configured in this mode.\n"); 1678 return; 1679 } 1680 } 1681 if (nb_fwd_lcores == 1) { 1682 printf("In DCB mode,the nb forwarding cores " 1683 "should be larger than 1.\n"); 1684 return; 1685 } 1686 } 1687 test_done = 0; 1688 1689 fwd_config_setup(); 1690 1691 if(!no_flush_rx) 1692 flush_fwd_rx_queues(); 1693 1694 pkt_fwd_config_display(&cur_fwd_config); 1695 rxtx_config_display(); 1696 1697 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1698 pt_id = fwd_ports_ids[i]; 1699 port = &ports[pt_id]; 1700 rte_eth_stats_get(pt_id, &port->stats); 1701 port->tx_dropped = 0; 1702 1703 map_port_queue_stats_mapping_registers(pt_id, port); 1704 } 1705 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1706 fwd_streams[sm_id]->rx_packets = 0; 1707 fwd_streams[sm_id]->tx_packets = 0; 1708 fwd_streams[sm_id]->fwd_dropped = 0; 1709 fwd_streams[sm_id]->rx_bad_ip_csum = 0; 1710 fwd_streams[sm_id]->rx_bad_l4_csum = 0; 1711 fwd_streams[sm_id]->rx_bad_outer_l4_csum = 0; 1712 1713 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1714 memset(&fwd_streams[sm_id]->rx_burst_stats, 0, 1715 sizeof(fwd_streams[sm_id]->rx_burst_stats)); 1716 memset(&fwd_streams[sm_id]->tx_burst_stats, 0, 1717 sizeof(fwd_streams[sm_id]->tx_burst_stats)); 1718 #endif 1719 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1720 fwd_streams[sm_id]->core_cycles = 0; 1721 #endif 1722 } 1723 if (with_tx_first) { 1724 port_fwd_begin = tx_only_engine.port_fwd_begin; 1725 if (port_fwd_begin != NULL) { 1726 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1727 (*port_fwd_begin)(fwd_ports_ids[i]); 1728 } 1729 while (with_tx_first--) { 1730 launch_packet_forwarding( 1731 run_one_txonly_burst_on_core); 1732 rte_eal_mp_wait_lcore(); 1733 } 1734 port_fwd_end = tx_only_engine.port_fwd_end; 1735 if (port_fwd_end != NULL) { 1736 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1737 (*port_fwd_end)(fwd_ports_ids[i]); 1738 } 1739 } 1740 launch_packet_forwarding(start_pkt_forward_on_core); 1741 } 1742 1743 void 1744 stop_packet_forwarding(void) 1745 { 1746 struct rte_eth_stats stats; 1747 struct rte_port *port; 1748 port_fwd_end_t port_fwd_end; 1749 int i; 1750 portid_t pt_id; 1751 streamid_t sm_id; 1752 lcoreid_t lc_id; 1753 uint64_t total_recv; 1754 uint64_t total_xmit; 1755 uint64_t total_rx_dropped; 1756 uint64_t total_tx_dropped; 1757 uint64_t total_rx_nombuf; 1758 uint64_t tx_dropped; 1759 uint64_t rx_bad_ip_csum; 1760 uint64_t rx_bad_l4_csum; 1761 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1762 uint64_t fwd_cycles; 1763 #endif 1764 1765 static const char *acc_stats_border = "+++++++++++++++"; 1766 1767 if (test_done) { 1768 printf("Packet forwarding not started\n"); 1769 return; 1770 } 1771 printf("Telling cores to stop..."); 1772 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1773 fwd_lcores[lc_id]->stopped = 1; 1774 printf("\nWaiting for lcores to finish...\n"); 1775 rte_eal_mp_wait_lcore(); 1776 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1777 if (port_fwd_end != NULL) { 1778 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1779 pt_id = fwd_ports_ids[i]; 1780 (*port_fwd_end)(pt_id); 1781 } 1782 } 1783 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1784 fwd_cycles = 0; 1785 #endif 1786 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1787 if (cur_fwd_config.nb_fwd_streams > 1788 cur_fwd_config.nb_fwd_ports) { 1789 fwd_stream_stats_display(sm_id); 1790 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL; 1791 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL; 1792 } else { 1793 ports[fwd_streams[sm_id]->tx_port].tx_stream = 1794 fwd_streams[sm_id]; 1795 ports[fwd_streams[sm_id]->rx_port].rx_stream = 1796 fwd_streams[sm_id]; 1797 } 1798 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped; 1799 tx_dropped = (uint64_t) (tx_dropped + 1800 fwd_streams[sm_id]->fwd_dropped); 1801 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped; 1802 1803 rx_bad_ip_csum = 1804 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum; 1805 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum + 1806 fwd_streams[sm_id]->rx_bad_ip_csum); 1807 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = 1808 rx_bad_ip_csum; 1809 1810 rx_bad_l4_csum = 1811 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum; 1812 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum + 1813 fwd_streams[sm_id]->rx_bad_l4_csum); 1814 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = 1815 rx_bad_l4_csum; 1816 1817 ports[fwd_streams[sm_id]->rx_port].rx_bad_outer_l4_csum += 1818 fwd_streams[sm_id]->rx_bad_outer_l4_csum; 1819 1820 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1821 fwd_cycles = (uint64_t) (fwd_cycles + 1822 fwd_streams[sm_id]->core_cycles); 1823 #endif 1824 } 1825 total_recv = 0; 1826 total_xmit = 0; 1827 total_rx_dropped = 0; 1828 total_tx_dropped = 0; 1829 total_rx_nombuf = 0; 1830 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1831 pt_id = fwd_ports_ids[i]; 1832 1833 port = &ports[pt_id]; 1834 rte_eth_stats_get(pt_id, &stats); 1835 stats.ipackets -= port->stats.ipackets; 1836 port->stats.ipackets = 0; 1837 stats.opackets -= port->stats.opackets; 1838 port->stats.opackets = 0; 1839 stats.ibytes -= port->stats.ibytes; 1840 port->stats.ibytes = 0; 1841 stats.obytes -= port->stats.obytes; 1842 port->stats.obytes = 0; 1843 stats.imissed -= port->stats.imissed; 1844 port->stats.imissed = 0; 1845 stats.oerrors -= port->stats.oerrors; 1846 port->stats.oerrors = 0; 1847 stats.rx_nombuf -= port->stats.rx_nombuf; 1848 port->stats.rx_nombuf = 0; 1849 1850 total_recv += stats.ipackets; 1851 total_xmit += stats.opackets; 1852 total_rx_dropped += stats.imissed; 1853 total_tx_dropped += port->tx_dropped; 1854 total_rx_nombuf += stats.rx_nombuf; 1855 1856 fwd_port_stats_display(pt_id, &stats); 1857 } 1858 1859 printf("\n %s Accumulated forward statistics for all ports" 1860 "%s\n", 1861 acc_stats_border, acc_stats_border); 1862 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1863 "%-"PRIu64"\n" 1864 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1865 "%-"PRIu64"\n", 1866 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1867 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1868 if (total_rx_nombuf > 0) 1869 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1870 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1871 "%s\n", 1872 acc_stats_border, acc_stats_border); 1873 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1874 if (total_recv > 0) 1875 printf("\n CPU cycles/packet=%u (total cycles=" 1876 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1877 (unsigned int)(fwd_cycles / total_recv), 1878 fwd_cycles, total_recv); 1879 #endif 1880 printf("\nDone.\n"); 1881 test_done = 1; 1882 } 1883 1884 void 1885 dev_set_link_up(portid_t pid) 1886 { 1887 if (rte_eth_dev_set_link_up(pid) < 0) 1888 printf("\nSet link up fail.\n"); 1889 } 1890 1891 void 1892 dev_set_link_down(portid_t pid) 1893 { 1894 if (rte_eth_dev_set_link_down(pid) < 0) 1895 printf("\nSet link down fail.\n"); 1896 } 1897 1898 static int 1899 all_ports_started(void) 1900 { 1901 portid_t pi; 1902 struct rte_port *port; 1903 1904 RTE_ETH_FOREACH_DEV(pi) { 1905 port = &ports[pi]; 1906 /* Check if there is a port which is not started */ 1907 if ((port->port_status != RTE_PORT_STARTED) && 1908 (port->slave_flag == 0)) 1909 return 0; 1910 } 1911 1912 /* No port is not started */ 1913 return 1; 1914 } 1915 1916 int 1917 port_is_stopped(portid_t port_id) 1918 { 1919 struct rte_port *port = &ports[port_id]; 1920 1921 if ((port->port_status != RTE_PORT_STOPPED) && 1922 (port->slave_flag == 0)) 1923 return 0; 1924 return 1; 1925 } 1926 1927 int 1928 all_ports_stopped(void) 1929 { 1930 portid_t pi; 1931 1932 RTE_ETH_FOREACH_DEV(pi) { 1933 if (!port_is_stopped(pi)) 1934 return 0; 1935 } 1936 1937 return 1; 1938 } 1939 1940 int 1941 port_is_started(portid_t port_id) 1942 { 1943 if (port_id_is_invalid(port_id, ENABLED_WARN)) 1944 return 0; 1945 1946 if (ports[port_id].port_status != RTE_PORT_STARTED) 1947 return 0; 1948 1949 return 1; 1950 } 1951 1952 int 1953 start_port(portid_t pid) 1954 { 1955 int diag, need_check_link_status = -1; 1956 portid_t pi; 1957 queueid_t qi; 1958 struct rte_port *port; 1959 struct ether_addr mac_addr; 1960 1961 if (port_id_is_invalid(pid, ENABLED_WARN)) 1962 return 0; 1963 1964 if(dcb_config) 1965 dcb_test = 1; 1966 RTE_ETH_FOREACH_DEV(pi) { 1967 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 1968 continue; 1969 1970 need_check_link_status = 0; 1971 port = &ports[pi]; 1972 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 1973 RTE_PORT_HANDLING) == 0) { 1974 printf("Port %d is now not stopped\n", pi); 1975 continue; 1976 } 1977 1978 if (port->need_reconfig > 0) { 1979 port->need_reconfig = 0; 1980 1981 if (flow_isolate_all) { 1982 int ret = port_flow_isolate(pi, 1); 1983 if (ret) { 1984 printf("Failed to apply isolated" 1985 " mode on port %d\n", pi); 1986 return -1; 1987 } 1988 } 1989 configure_rxtx_dump_callbacks(0); 1990 printf("Configuring Port %d (socket %u)\n", pi, 1991 port->socket_id); 1992 /* configure port */ 1993 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 1994 &(port->dev_conf)); 1995 if (diag != 0) { 1996 if (rte_atomic16_cmpset(&(port->port_status), 1997 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 1998 printf("Port %d can not be set back " 1999 "to stopped\n", pi); 2000 printf("Fail to configure port %d\n", pi); 2001 /* try to reconfigure port next time */ 2002 port->need_reconfig = 1; 2003 return -1; 2004 } 2005 } 2006 if (port->need_reconfig_queues > 0) { 2007 port->need_reconfig_queues = 0; 2008 /* setup tx queues */ 2009 for (qi = 0; qi < nb_txq; qi++) { 2010 if ((numa_support) && 2011 (txring_numa[pi] != NUMA_NO_CONFIG)) 2012 diag = rte_eth_tx_queue_setup(pi, qi, 2013 port->nb_tx_desc[qi], 2014 txring_numa[pi], 2015 &(port->tx_conf[qi])); 2016 else 2017 diag = rte_eth_tx_queue_setup(pi, qi, 2018 port->nb_tx_desc[qi], 2019 port->socket_id, 2020 &(port->tx_conf[qi])); 2021 2022 if (diag == 0) 2023 continue; 2024 2025 /* Fail to setup tx queue, return */ 2026 if (rte_atomic16_cmpset(&(port->port_status), 2027 RTE_PORT_HANDLING, 2028 RTE_PORT_STOPPED) == 0) 2029 printf("Port %d can not be set back " 2030 "to stopped\n", pi); 2031 printf("Fail to configure port %d tx queues\n", 2032 pi); 2033 /* try to reconfigure queues next time */ 2034 port->need_reconfig_queues = 1; 2035 return -1; 2036 } 2037 for (qi = 0; qi < nb_rxq; qi++) { 2038 /* setup rx queues */ 2039 if ((numa_support) && 2040 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 2041 struct rte_mempool * mp = 2042 mbuf_pool_find(rxring_numa[pi]); 2043 if (mp == NULL) { 2044 printf("Failed to setup RX queue:" 2045 "No mempool allocation" 2046 " on the socket %d\n", 2047 rxring_numa[pi]); 2048 return -1; 2049 } 2050 2051 diag = rte_eth_rx_queue_setup(pi, qi, 2052 port->nb_rx_desc[qi], 2053 rxring_numa[pi], 2054 &(port->rx_conf[qi]), 2055 mp); 2056 } else { 2057 struct rte_mempool *mp = 2058 mbuf_pool_find(port->socket_id); 2059 if (mp == NULL) { 2060 printf("Failed to setup RX queue:" 2061 "No mempool allocation" 2062 " on the socket %d\n", 2063 port->socket_id); 2064 return -1; 2065 } 2066 diag = rte_eth_rx_queue_setup(pi, qi, 2067 port->nb_rx_desc[qi], 2068 port->socket_id, 2069 &(port->rx_conf[qi]), 2070 mp); 2071 } 2072 if (diag == 0) 2073 continue; 2074 2075 /* Fail to setup rx queue, return */ 2076 if (rte_atomic16_cmpset(&(port->port_status), 2077 RTE_PORT_HANDLING, 2078 RTE_PORT_STOPPED) == 0) 2079 printf("Port %d can not be set back " 2080 "to stopped\n", pi); 2081 printf("Fail to configure port %d rx queues\n", 2082 pi); 2083 /* try to reconfigure queues next time */ 2084 port->need_reconfig_queues = 1; 2085 return -1; 2086 } 2087 } 2088 configure_rxtx_dump_callbacks(verbose_level); 2089 /* start port */ 2090 if (rte_eth_dev_start(pi) < 0) { 2091 printf("Fail to start port %d\n", pi); 2092 2093 /* Fail to setup rx queue, return */ 2094 if (rte_atomic16_cmpset(&(port->port_status), 2095 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2096 printf("Port %d can not be set back to " 2097 "stopped\n", pi); 2098 continue; 2099 } 2100 2101 if (rte_atomic16_cmpset(&(port->port_status), 2102 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 2103 printf("Port %d can not be set into started\n", pi); 2104 2105 rte_eth_macaddr_get(pi, &mac_addr); 2106 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 2107 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 2108 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 2109 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 2110 2111 /* at least one port started, need checking link status */ 2112 need_check_link_status = 1; 2113 } 2114 2115 if (need_check_link_status == 1 && !no_link_check) 2116 check_all_ports_link_status(RTE_PORT_ALL); 2117 else if (need_check_link_status == 0) 2118 printf("Please stop the ports first\n"); 2119 2120 printf("Done\n"); 2121 return 0; 2122 } 2123 2124 void 2125 stop_port(portid_t pid) 2126 { 2127 portid_t pi; 2128 struct rte_port *port; 2129 int need_check_link_status = 0; 2130 2131 if (dcb_test) { 2132 dcb_test = 0; 2133 dcb_config = 0; 2134 } 2135 2136 if (port_id_is_invalid(pid, ENABLED_WARN)) 2137 return; 2138 2139 printf("Stopping ports...\n"); 2140 2141 RTE_ETH_FOREACH_DEV(pi) { 2142 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2143 continue; 2144 2145 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2146 printf("Please remove port %d from forwarding configuration.\n", pi); 2147 continue; 2148 } 2149 2150 if (port_is_bonding_slave(pi)) { 2151 printf("Please remove port %d from bonded device.\n", pi); 2152 continue; 2153 } 2154 2155 port = &ports[pi]; 2156 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 2157 RTE_PORT_HANDLING) == 0) 2158 continue; 2159 2160 rte_eth_dev_stop(pi); 2161 2162 if (rte_atomic16_cmpset(&(port->port_status), 2163 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2164 printf("Port %d can not be set into stopped\n", pi); 2165 need_check_link_status = 1; 2166 } 2167 if (need_check_link_status && !no_link_check) 2168 check_all_ports_link_status(RTE_PORT_ALL); 2169 2170 printf("Done\n"); 2171 } 2172 2173 static void 2174 remove_invalid_ports_in(portid_t *array, portid_t *total) 2175 { 2176 portid_t i; 2177 portid_t new_total = 0; 2178 2179 for (i = 0; i < *total; i++) 2180 if (!port_id_is_invalid(array[i], DISABLED_WARN)) { 2181 array[new_total] = array[i]; 2182 new_total++; 2183 } 2184 *total = new_total; 2185 } 2186 2187 static void 2188 remove_invalid_ports(void) 2189 { 2190 remove_invalid_ports_in(ports_ids, &nb_ports); 2191 remove_invalid_ports_in(fwd_ports_ids, &nb_fwd_ports); 2192 nb_cfg_ports = nb_fwd_ports; 2193 } 2194 2195 void 2196 close_port(portid_t pid) 2197 { 2198 portid_t pi; 2199 struct rte_port *port; 2200 2201 if (port_id_is_invalid(pid, ENABLED_WARN)) 2202 return; 2203 2204 printf("Closing ports...\n"); 2205 2206 RTE_ETH_FOREACH_DEV(pi) { 2207 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2208 continue; 2209 2210 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2211 printf("Please remove port %d from forwarding configuration.\n", pi); 2212 continue; 2213 } 2214 2215 if (port_is_bonding_slave(pi)) { 2216 printf("Please remove port %d from bonded device.\n", pi); 2217 continue; 2218 } 2219 2220 port = &ports[pi]; 2221 if (rte_atomic16_cmpset(&(port->port_status), 2222 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 2223 printf("Port %d is already closed\n", pi); 2224 continue; 2225 } 2226 2227 if (rte_atomic16_cmpset(&(port->port_status), 2228 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 2229 printf("Port %d is now not stopped\n", pi); 2230 continue; 2231 } 2232 2233 if (port->flow_list) 2234 port_flow_flush(pi); 2235 rte_eth_dev_close(pi); 2236 2237 remove_invalid_ports(); 2238 2239 if (rte_atomic16_cmpset(&(port->port_status), 2240 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 2241 printf("Port %d cannot be set to closed\n", pi); 2242 } 2243 2244 printf("Done\n"); 2245 } 2246 2247 void 2248 reset_port(portid_t pid) 2249 { 2250 int diag; 2251 portid_t pi; 2252 struct rte_port *port; 2253 2254 if (port_id_is_invalid(pid, ENABLED_WARN)) 2255 return; 2256 2257 printf("Resetting ports...\n"); 2258 2259 RTE_ETH_FOREACH_DEV(pi) { 2260 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2261 continue; 2262 2263 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2264 printf("Please remove port %d from forwarding " 2265 "configuration.\n", pi); 2266 continue; 2267 } 2268 2269 if (port_is_bonding_slave(pi)) { 2270 printf("Please remove port %d from bonded device.\n", 2271 pi); 2272 continue; 2273 } 2274 2275 diag = rte_eth_dev_reset(pi); 2276 if (diag == 0) { 2277 port = &ports[pi]; 2278 port->need_reconfig = 1; 2279 port->need_reconfig_queues = 1; 2280 } else { 2281 printf("Failed to reset port %d. diag=%d\n", pi, diag); 2282 } 2283 } 2284 2285 printf("Done\n"); 2286 } 2287 2288 void 2289 attach_port(char *identifier) 2290 { 2291 portid_t pi; 2292 struct rte_dev_iterator iterator; 2293 2294 printf("Attaching a new port...\n"); 2295 2296 if (identifier == NULL) { 2297 printf("Invalid parameters are specified\n"); 2298 return; 2299 } 2300 2301 if (rte_dev_probe(identifier) != 0) { 2302 TESTPMD_LOG(ERR, "Failed to attach port %s\n", identifier); 2303 return; 2304 } 2305 2306 /* first attach mode: event */ 2307 if (setup_on_probe_event) { 2308 /* new ports are detected on RTE_ETH_EVENT_NEW event */ 2309 for (pi = 0; pi < RTE_MAX_ETHPORTS; pi++) 2310 if (ports[pi].port_status == RTE_PORT_HANDLING && 2311 ports[pi].need_setup != 0) 2312 setup_attached_port(pi); 2313 return; 2314 } 2315 2316 /* second attach mode: iterator */ 2317 RTE_ETH_FOREACH_MATCHING_DEV(pi, identifier, &iterator) { 2318 /* setup ports matching the devargs used for probing */ 2319 if (port_is_forwarding(pi)) 2320 continue; /* port was already attached before */ 2321 setup_attached_port(pi); 2322 } 2323 } 2324 2325 static void 2326 setup_attached_port(portid_t pi) 2327 { 2328 unsigned int socket_id; 2329 2330 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 2331 /* if socket_id is invalid, set to the first available socket. */ 2332 if (check_socket_id(socket_id) < 0) 2333 socket_id = socket_ids[0]; 2334 reconfig(pi, socket_id); 2335 rte_eth_promiscuous_enable(pi); 2336 2337 ports_ids[nb_ports++] = pi; 2338 fwd_ports_ids[nb_fwd_ports++] = pi; 2339 nb_cfg_ports = nb_fwd_ports; 2340 ports[pi].need_setup = 0; 2341 ports[pi].port_status = RTE_PORT_STOPPED; 2342 2343 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 2344 printf("Done\n"); 2345 } 2346 2347 void 2348 detach_port_device(portid_t port_id) 2349 { 2350 struct rte_device *dev; 2351 portid_t sibling; 2352 2353 printf("Removing a device...\n"); 2354 2355 dev = rte_eth_devices[port_id].device; 2356 if (dev == NULL) { 2357 printf("Device already removed\n"); 2358 return; 2359 } 2360 2361 if (ports[port_id].port_status != RTE_PORT_CLOSED) { 2362 if (ports[port_id].port_status != RTE_PORT_STOPPED) { 2363 printf("Port not stopped\n"); 2364 return; 2365 } 2366 printf("Port was not closed\n"); 2367 if (ports[port_id].flow_list) 2368 port_flow_flush(port_id); 2369 } 2370 2371 if (rte_dev_remove(dev) != 0) { 2372 TESTPMD_LOG(ERR, "Failed to detach device %s\n", dev->name); 2373 return; 2374 } 2375 2376 for (sibling = 0; sibling < RTE_MAX_ETHPORTS; sibling++) { 2377 if (rte_eth_devices[sibling].device != dev) 2378 continue; 2379 /* reset mapping between old ports and removed device */ 2380 rte_eth_devices[sibling].device = NULL; 2381 if (ports[sibling].port_status != RTE_PORT_CLOSED) { 2382 /* sibling ports are forced to be closed */ 2383 ports[sibling].port_status = RTE_PORT_CLOSED; 2384 printf("Port %u is closed\n", sibling); 2385 } 2386 } 2387 2388 remove_invalid_ports(); 2389 2390 printf("Device of port %u is detached\n", port_id); 2391 printf("Now total ports is %d\n", nb_ports); 2392 printf("Done\n"); 2393 return; 2394 } 2395 2396 void 2397 pmd_test_exit(void) 2398 { 2399 struct rte_device *device; 2400 portid_t pt_id; 2401 int ret; 2402 2403 if (test_done == 0) 2404 stop_packet_forwarding(); 2405 2406 if (ports != NULL) { 2407 no_link_check = 1; 2408 RTE_ETH_FOREACH_DEV(pt_id) { 2409 printf("\nShutting down port %d...\n", pt_id); 2410 fflush(stdout); 2411 stop_port(pt_id); 2412 close_port(pt_id); 2413 2414 /* 2415 * This is a workaround to fix a virtio-user issue that 2416 * requires to call clean-up routine to remove existing 2417 * socket. 2418 * This workaround valid only for testpmd, needs a fix 2419 * valid for all applications. 2420 * TODO: Implement proper resource cleanup 2421 */ 2422 device = rte_eth_devices[pt_id].device; 2423 if (device && !strcmp(device->driver->name, "net_virtio_user")) 2424 detach_port_device(pt_id); 2425 } 2426 } 2427 2428 if (hot_plug) { 2429 ret = rte_dev_event_monitor_stop(); 2430 if (ret) { 2431 RTE_LOG(ERR, EAL, 2432 "fail to stop device event monitor."); 2433 return; 2434 } 2435 2436 ret = rte_dev_event_callback_unregister(NULL, 2437 dev_event_callback, NULL); 2438 if (ret < 0) { 2439 RTE_LOG(ERR, EAL, 2440 "fail to unregister device event callback.\n"); 2441 return; 2442 } 2443 2444 ret = rte_dev_hotplug_handle_disable(); 2445 if (ret) { 2446 RTE_LOG(ERR, EAL, 2447 "fail to disable hotplug handling.\n"); 2448 return; 2449 } 2450 } 2451 2452 printf("\nBye...\n"); 2453 } 2454 2455 typedef void (*cmd_func_t)(void); 2456 struct pmd_test_command { 2457 const char *cmd_name; 2458 cmd_func_t cmd_func; 2459 }; 2460 2461 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 2462 2463 /* Check the link status of all ports in up to 9s, and print them finally */ 2464 static void 2465 check_all_ports_link_status(uint32_t port_mask) 2466 { 2467 #define CHECK_INTERVAL 100 /* 100ms */ 2468 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 2469 portid_t portid; 2470 uint8_t count, all_ports_up, print_flag = 0; 2471 struct rte_eth_link link; 2472 2473 printf("Checking link statuses...\n"); 2474 fflush(stdout); 2475 for (count = 0; count <= MAX_CHECK_TIME; count++) { 2476 all_ports_up = 1; 2477 RTE_ETH_FOREACH_DEV(portid) { 2478 if ((port_mask & (1 << portid)) == 0) 2479 continue; 2480 memset(&link, 0, sizeof(link)); 2481 rte_eth_link_get_nowait(portid, &link); 2482 /* print link status if flag set */ 2483 if (print_flag == 1) { 2484 if (link.link_status) 2485 printf( 2486 "Port%d Link Up. speed %u Mbps- %s\n", 2487 portid, link.link_speed, 2488 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 2489 ("full-duplex") : ("half-duplex\n")); 2490 else 2491 printf("Port %d Link Down\n", portid); 2492 continue; 2493 } 2494 /* clear all_ports_up flag if any link down */ 2495 if (link.link_status == ETH_LINK_DOWN) { 2496 all_ports_up = 0; 2497 break; 2498 } 2499 } 2500 /* after finally printing all link status, get out */ 2501 if (print_flag == 1) 2502 break; 2503 2504 if (all_ports_up == 0) { 2505 fflush(stdout); 2506 rte_delay_ms(CHECK_INTERVAL); 2507 } 2508 2509 /* set the print_flag if all ports up or timeout */ 2510 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 2511 print_flag = 1; 2512 } 2513 2514 if (lsc_interrupt) 2515 break; 2516 } 2517 } 2518 2519 /* 2520 * This callback is for remove a port for a device. It has limitation because 2521 * it is not for multiple port removal for a device. 2522 * TODO: the device detach invoke will plan to be removed from user side to 2523 * eal. And convert all PMDs to free port resources on ether device closing. 2524 */ 2525 static void 2526 rmv_port_callback(void *arg) 2527 { 2528 int need_to_start = 0; 2529 int org_no_link_check = no_link_check; 2530 portid_t port_id = (intptr_t)arg; 2531 2532 RTE_ETH_VALID_PORTID_OR_RET(port_id); 2533 2534 if (!test_done && port_is_forwarding(port_id)) { 2535 need_to_start = 1; 2536 stop_packet_forwarding(); 2537 } 2538 no_link_check = 1; 2539 stop_port(port_id); 2540 no_link_check = org_no_link_check; 2541 close_port(port_id); 2542 detach_port_device(port_id); 2543 if (need_to_start) 2544 start_packet_forwarding(0); 2545 } 2546 2547 /* This function is used by the interrupt thread */ 2548 static int 2549 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 2550 void *ret_param) 2551 { 2552 RTE_SET_USED(param); 2553 RTE_SET_USED(ret_param); 2554 2555 if (type >= RTE_ETH_EVENT_MAX) { 2556 fprintf(stderr, "\nPort %" PRIu16 ": %s called upon invalid event %d\n", 2557 port_id, __func__, type); 2558 fflush(stderr); 2559 } else if (event_print_mask & (UINT32_C(1) << type)) { 2560 printf("\nPort %" PRIu16 ": %s event\n", port_id, 2561 eth_event_desc[type]); 2562 fflush(stdout); 2563 } 2564 2565 switch (type) { 2566 case RTE_ETH_EVENT_NEW: 2567 ports[port_id].need_setup = 1; 2568 ports[port_id].port_status = RTE_PORT_HANDLING; 2569 break; 2570 case RTE_ETH_EVENT_INTR_RMV: 2571 if (port_id_is_invalid(port_id, DISABLED_WARN)) 2572 break; 2573 if (rte_eal_alarm_set(100000, 2574 rmv_port_callback, (void *)(intptr_t)port_id)) 2575 fprintf(stderr, "Could not set up deferred device removal\n"); 2576 break; 2577 default: 2578 break; 2579 } 2580 return 0; 2581 } 2582 2583 static int 2584 register_eth_event_callback(void) 2585 { 2586 int ret; 2587 enum rte_eth_event_type event; 2588 2589 for (event = RTE_ETH_EVENT_UNKNOWN; 2590 event < RTE_ETH_EVENT_MAX; event++) { 2591 ret = rte_eth_dev_callback_register(RTE_ETH_ALL, 2592 event, 2593 eth_event_callback, 2594 NULL); 2595 if (ret != 0) { 2596 TESTPMD_LOG(ERR, "Failed to register callback for " 2597 "%s event\n", eth_event_desc[event]); 2598 return -1; 2599 } 2600 } 2601 2602 return 0; 2603 } 2604 2605 /* This function is used by the interrupt thread */ 2606 static void 2607 dev_event_callback(const char *device_name, enum rte_dev_event_type type, 2608 __rte_unused void *arg) 2609 { 2610 uint16_t port_id; 2611 int ret; 2612 2613 if (type >= RTE_DEV_EVENT_MAX) { 2614 fprintf(stderr, "%s called upon invalid event %d\n", 2615 __func__, type); 2616 fflush(stderr); 2617 } 2618 2619 switch (type) { 2620 case RTE_DEV_EVENT_REMOVE: 2621 RTE_LOG(DEBUG, EAL, "The device: %s has been removed!\n", 2622 device_name); 2623 ret = rte_eth_dev_get_port_by_name(device_name, &port_id); 2624 if (ret) { 2625 RTE_LOG(ERR, EAL, "can not get port by device %s!\n", 2626 device_name); 2627 return; 2628 } 2629 /* 2630 * Because the user's callback is invoked in eal interrupt 2631 * callback, the interrupt callback need to be finished before 2632 * it can be unregistered when detaching device. So finish 2633 * callback soon and use a deferred removal to detach device 2634 * is need. It is a workaround, once the device detaching be 2635 * moved into the eal in the future, the deferred removal could 2636 * be deleted. 2637 */ 2638 if (rte_eal_alarm_set(100000, 2639 rmv_port_callback, (void *)(intptr_t)port_id)) 2640 RTE_LOG(ERR, EAL, 2641 "Could not set up deferred device removal\n"); 2642 break; 2643 case RTE_DEV_EVENT_ADD: 2644 RTE_LOG(ERR, EAL, "The device: %s has been added!\n", 2645 device_name); 2646 /* TODO: After finish kernel driver binding, 2647 * begin to attach port. 2648 */ 2649 break; 2650 default: 2651 break; 2652 } 2653 } 2654 2655 static int 2656 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2657 { 2658 uint16_t i; 2659 int diag; 2660 uint8_t mapping_found = 0; 2661 2662 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 2663 if ((tx_queue_stats_mappings[i].port_id == port_id) && 2664 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 2665 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 2666 tx_queue_stats_mappings[i].queue_id, 2667 tx_queue_stats_mappings[i].stats_counter_id); 2668 if (diag != 0) 2669 return diag; 2670 mapping_found = 1; 2671 } 2672 } 2673 if (mapping_found) 2674 port->tx_queue_stats_mapping_enabled = 1; 2675 return 0; 2676 } 2677 2678 static int 2679 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2680 { 2681 uint16_t i; 2682 int diag; 2683 uint8_t mapping_found = 0; 2684 2685 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 2686 if ((rx_queue_stats_mappings[i].port_id == port_id) && 2687 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 2688 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 2689 rx_queue_stats_mappings[i].queue_id, 2690 rx_queue_stats_mappings[i].stats_counter_id); 2691 if (diag != 0) 2692 return diag; 2693 mapping_found = 1; 2694 } 2695 } 2696 if (mapping_found) 2697 port->rx_queue_stats_mapping_enabled = 1; 2698 return 0; 2699 } 2700 2701 static void 2702 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port) 2703 { 2704 int diag = 0; 2705 2706 diag = set_tx_queue_stats_mapping_registers(pi, port); 2707 if (diag != 0) { 2708 if (diag == -ENOTSUP) { 2709 port->tx_queue_stats_mapping_enabled = 0; 2710 printf("TX queue stats mapping not supported port id=%d\n", pi); 2711 } 2712 else 2713 rte_exit(EXIT_FAILURE, 2714 "set_tx_queue_stats_mapping_registers " 2715 "failed for port id=%d diag=%d\n", 2716 pi, diag); 2717 } 2718 2719 diag = set_rx_queue_stats_mapping_registers(pi, port); 2720 if (diag != 0) { 2721 if (diag == -ENOTSUP) { 2722 port->rx_queue_stats_mapping_enabled = 0; 2723 printf("RX queue stats mapping not supported port id=%d\n", pi); 2724 } 2725 else 2726 rte_exit(EXIT_FAILURE, 2727 "set_rx_queue_stats_mapping_registers " 2728 "failed for port id=%d diag=%d\n", 2729 pi, diag); 2730 } 2731 } 2732 2733 static void 2734 rxtx_port_config(struct rte_port *port) 2735 { 2736 uint16_t qid; 2737 2738 for (qid = 0; qid < nb_rxq; qid++) { 2739 port->rx_conf[qid] = port->dev_info.default_rxconf; 2740 2741 /* Check if any Rx parameters have been passed */ 2742 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2743 port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh; 2744 2745 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2746 port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh; 2747 2748 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2749 port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh; 2750 2751 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2752 port->rx_conf[qid].rx_free_thresh = rx_free_thresh; 2753 2754 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2755 port->rx_conf[qid].rx_drop_en = rx_drop_en; 2756 2757 port->nb_rx_desc[qid] = nb_rxd; 2758 } 2759 2760 for (qid = 0; qid < nb_txq; qid++) { 2761 port->tx_conf[qid] = port->dev_info.default_txconf; 2762 2763 /* Check if any Tx parameters have been passed */ 2764 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2765 port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh; 2766 2767 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2768 port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh; 2769 2770 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2771 port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh; 2772 2773 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2774 port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh; 2775 2776 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2777 port->tx_conf[qid].tx_free_thresh = tx_free_thresh; 2778 2779 port->nb_tx_desc[qid] = nb_txd; 2780 } 2781 } 2782 2783 void 2784 init_port_config(void) 2785 { 2786 portid_t pid; 2787 struct rte_port *port; 2788 2789 RTE_ETH_FOREACH_DEV(pid) { 2790 port = &ports[pid]; 2791 port->dev_conf.fdir_conf = fdir_conf; 2792 rte_eth_dev_info_get(pid, &port->dev_info); 2793 if (nb_rxq > 1) { 2794 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2795 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 2796 rss_hf & port->dev_info.flow_type_rss_offloads; 2797 } else { 2798 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2799 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2800 } 2801 2802 if (port->dcb_flag == 0) { 2803 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2804 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2805 else 2806 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2807 } 2808 2809 rxtx_port_config(port); 2810 2811 rte_eth_macaddr_get(pid, &port->eth_addr); 2812 2813 map_port_queue_stats_mapping_registers(pid, port); 2814 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2815 rte_pmd_ixgbe_bypass_init(pid); 2816 #endif 2817 2818 if (lsc_interrupt && 2819 (rte_eth_devices[pid].data->dev_flags & 2820 RTE_ETH_DEV_INTR_LSC)) 2821 port->dev_conf.intr_conf.lsc = 1; 2822 if (rmv_interrupt && 2823 (rte_eth_devices[pid].data->dev_flags & 2824 RTE_ETH_DEV_INTR_RMV)) 2825 port->dev_conf.intr_conf.rmv = 1; 2826 } 2827 } 2828 2829 void set_port_slave_flag(portid_t slave_pid) 2830 { 2831 struct rte_port *port; 2832 2833 port = &ports[slave_pid]; 2834 port->slave_flag = 1; 2835 } 2836 2837 void clear_port_slave_flag(portid_t slave_pid) 2838 { 2839 struct rte_port *port; 2840 2841 port = &ports[slave_pid]; 2842 port->slave_flag = 0; 2843 } 2844 2845 uint8_t port_is_bonding_slave(portid_t slave_pid) 2846 { 2847 struct rte_port *port; 2848 2849 port = &ports[slave_pid]; 2850 if ((rte_eth_devices[slave_pid].data->dev_flags & 2851 RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1)) 2852 return 1; 2853 return 0; 2854 } 2855 2856 const uint16_t vlan_tags[] = { 2857 0, 1, 2, 3, 4, 5, 6, 7, 2858 8, 9, 10, 11, 12, 13, 14, 15, 2859 16, 17, 18, 19, 20, 21, 22, 23, 2860 24, 25, 26, 27, 28, 29, 30, 31 2861 }; 2862 2863 static int 2864 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf, 2865 enum dcb_mode_enable dcb_mode, 2866 enum rte_eth_nb_tcs num_tcs, 2867 uint8_t pfc_en) 2868 { 2869 uint8_t i; 2870 int32_t rc; 2871 struct rte_eth_rss_conf rss_conf; 2872 2873 /* 2874 * Builds up the correct configuration for dcb+vt based on the vlan tags array 2875 * given above, and the number of traffic classes available for use. 2876 */ 2877 if (dcb_mode == DCB_VT_ENABLED) { 2878 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 2879 ð_conf->rx_adv_conf.vmdq_dcb_conf; 2880 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 2881 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 2882 2883 /* VMDQ+DCB RX and TX configurations */ 2884 vmdq_rx_conf->enable_default_pool = 0; 2885 vmdq_rx_conf->default_pool = 0; 2886 vmdq_rx_conf->nb_queue_pools = 2887 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2888 vmdq_tx_conf->nb_queue_pools = 2889 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 2890 2891 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 2892 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 2893 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 2894 vmdq_rx_conf->pool_map[i].pools = 2895 1 << (i % vmdq_rx_conf->nb_queue_pools); 2896 } 2897 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2898 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 2899 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 2900 } 2901 2902 /* set DCB mode of RX and TX of multiple queues */ 2903 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 2904 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 2905 } else { 2906 struct rte_eth_dcb_rx_conf *rx_conf = 2907 ð_conf->rx_adv_conf.dcb_rx_conf; 2908 struct rte_eth_dcb_tx_conf *tx_conf = 2909 ð_conf->tx_adv_conf.dcb_tx_conf; 2910 2911 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf); 2912 if (rc != 0) 2913 return rc; 2914 2915 rx_conf->nb_tcs = num_tcs; 2916 tx_conf->nb_tcs = num_tcs; 2917 2918 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 2919 rx_conf->dcb_tc[i] = i % num_tcs; 2920 tx_conf->dcb_tc[i] = i % num_tcs; 2921 } 2922 2923 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 2924 eth_conf->rx_adv_conf.rss_conf = rss_conf; 2925 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 2926 } 2927 2928 if (pfc_en) 2929 eth_conf->dcb_capability_en = 2930 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 2931 else 2932 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 2933 2934 return 0; 2935 } 2936 2937 int 2938 init_port_dcb_config(portid_t pid, 2939 enum dcb_mode_enable dcb_mode, 2940 enum rte_eth_nb_tcs num_tcs, 2941 uint8_t pfc_en) 2942 { 2943 struct rte_eth_conf port_conf; 2944 struct rte_port *rte_port; 2945 int retval; 2946 uint16_t i; 2947 2948 rte_port = &ports[pid]; 2949 2950 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 2951 /* Enter DCB configuration status */ 2952 dcb_config = 1; 2953 2954 port_conf.rxmode = rte_port->dev_conf.rxmode; 2955 port_conf.txmode = rte_port->dev_conf.txmode; 2956 2957 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 2958 retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en); 2959 if (retval < 0) 2960 return retval; 2961 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 2962 2963 /* re-configure the device . */ 2964 rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf); 2965 2966 rte_eth_dev_info_get(pid, &rte_port->dev_info); 2967 2968 /* If dev_info.vmdq_pool_base is greater than 0, 2969 * the queue id of vmdq pools is started after pf queues. 2970 */ 2971 if (dcb_mode == DCB_VT_ENABLED && 2972 rte_port->dev_info.vmdq_pool_base > 0) { 2973 printf("VMDQ_DCB multi-queue mode is nonsensical" 2974 " for port %d.", pid); 2975 return -1; 2976 } 2977 2978 /* Assume the ports in testpmd have the same dcb capability 2979 * and has the same number of rxq and txq in dcb mode 2980 */ 2981 if (dcb_mode == DCB_VT_ENABLED) { 2982 if (rte_port->dev_info.max_vfs > 0) { 2983 nb_rxq = rte_port->dev_info.nb_rx_queues; 2984 nb_txq = rte_port->dev_info.nb_tx_queues; 2985 } else { 2986 nb_rxq = rte_port->dev_info.max_rx_queues; 2987 nb_txq = rte_port->dev_info.max_tx_queues; 2988 } 2989 } else { 2990 /*if vt is disabled, use all pf queues */ 2991 if (rte_port->dev_info.vmdq_pool_base == 0) { 2992 nb_rxq = rte_port->dev_info.max_rx_queues; 2993 nb_txq = rte_port->dev_info.max_tx_queues; 2994 } else { 2995 nb_rxq = (queueid_t)num_tcs; 2996 nb_txq = (queueid_t)num_tcs; 2997 2998 } 2999 } 3000 rx_free_thresh = 64; 3001 3002 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 3003 3004 rxtx_port_config(rte_port); 3005 /* VLAN filter */ 3006 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 3007 for (i = 0; i < RTE_DIM(vlan_tags); i++) 3008 rx_vft_set(pid, vlan_tags[i], 1); 3009 3010 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 3011 map_port_queue_stats_mapping_registers(pid, rte_port); 3012 3013 rte_port->dcb_flag = 1; 3014 3015 return 0; 3016 } 3017 3018 static void 3019 init_port(void) 3020 { 3021 /* Configuration of Ethernet ports. */ 3022 ports = rte_zmalloc("testpmd: ports", 3023 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 3024 RTE_CACHE_LINE_SIZE); 3025 if (ports == NULL) { 3026 rte_exit(EXIT_FAILURE, 3027 "rte_zmalloc(%d struct rte_port) failed\n", 3028 RTE_MAX_ETHPORTS); 3029 } 3030 3031 /* Initialize ports NUMA structures */ 3032 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3033 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3034 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3035 } 3036 3037 static void 3038 force_quit(void) 3039 { 3040 pmd_test_exit(); 3041 prompt_exit(); 3042 } 3043 3044 static void 3045 print_stats(void) 3046 { 3047 uint8_t i; 3048 const char clr[] = { 27, '[', '2', 'J', '\0' }; 3049 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 3050 3051 /* Clear screen and move to top left */ 3052 printf("%s%s", clr, top_left); 3053 3054 printf("\nPort statistics ===================================="); 3055 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 3056 nic_stats_display(fwd_ports_ids[i]); 3057 } 3058 3059 static void 3060 signal_handler(int signum) 3061 { 3062 if (signum == SIGINT || signum == SIGTERM) { 3063 printf("\nSignal %d received, preparing to exit...\n", 3064 signum); 3065 #ifdef RTE_LIBRTE_PDUMP 3066 /* uninitialize packet capture framework */ 3067 rte_pdump_uninit(); 3068 #endif 3069 #ifdef RTE_LIBRTE_LATENCY_STATS 3070 rte_latencystats_uninit(); 3071 #endif 3072 force_quit(); 3073 /* Set flag to indicate the force termination. */ 3074 f_quit = 1; 3075 /* exit with the expected status */ 3076 signal(signum, SIG_DFL); 3077 kill(getpid(), signum); 3078 } 3079 } 3080 3081 int 3082 main(int argc, char** argv) 3083 { 3084 int diag; 3085 portid_t port_id; 3086 uint16_t count; 3087 int ret; 3088 3089 signal(SIGINT, signal_handler); 3090 signal(SIGTERM, signal_handler); 3091 3092 diag = rte_eal_init(argc, argv); 3093 if (diag < 0) 3094 rte_panic("Cannot init EAL\n"); 3095 3096 testpmd_logtype = rte_log_register("testpmd"); 3097 if (testpmd_logtype < 0) 3098 rte_panic("Cannot register log type"); 3099 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 3100 3101 ret = register_eth_event_callback(); 3102 if (ret != 0) 3103 rte_panic("Cannot register for ethdev events"); 3104 3105 #ifdef RTE_LIBRTE_PDUMP 3106 /* initialize packet capture framework */ 3107 rte_pdump_init(NULL); 3108 #endif 3109 3110 count = 0; 3111 RTE_ETH_FOREACH_DEV(port_id) { 3112 ports_ids[count] = port_id; 3113 count++; 3114 } 3115 nb_ports = (portid_t) count; 3116 if (nb_ports == 0) 3117 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 3118 3119 /* allocate port structures, and init them */ 3120 init_port(); 3121 3122 set_def_fwd_config(); 3123 if (nb_lcores == 0) 3124 rte_panic("Empty set of forwarding logical cores - check the " 3125 "core mask supplied in the command parameters\n"); 3126 3127 /* Bitrate/latency stats disabled by default */ 3128 #ifdef RTE_LIBRTE_BITRATE 3129 bitrate_enabled = 0; 3130 #endif 3131 #ifdef RTE_LIBRTE_LATENCY_STATS 3132 latencystats_enabled = 0; 3133 #endif 3134 3135 /* on FreeBSD, mlockall() is disabled by default */ 3136 #ifdef RTE_EXEC_ENV_BSDAPP 3137 do_mlockall = 0; 3138 #else 3139 do_mlockall = 1; 3140 #endif 3141 3142 argc -= diag; 3143 argv += diag; 3144 if (argc > 1) 3145 launch_args_parse(argc, argv); 3146 3147 if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) { 3148 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 3149 strerror(errno)); 3150 } 3151 3152 if (tx_first && interactive) 3153 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 3154 "interactive mode.\n"); 3155 3156 if (tx_first && lsc_interrupt) { 3157 printf("Warning: lsc_interrupt needs to be off when " 3158 " using tx_first. Disabling.\n"); 3159 lsc_interrupt = 0; 3160 } 3161 3162 if (!nb_rxq && !nb_txq) 3163 printf("Warning: Either rx or tx queues should be non-zero\n"); 3164 3165 if (nb_rxq > 1 && nb_rxq > nb_txq) 3166 printf("Warning: nb_rxq=%d enables RSS configuration, " 3167 "but nb_txq=%d will prevent to fully test it.\n", 3168 nb_rxq, nb_txq); 3169 3170 init_config(); 3171 3172 if (hot_plug) { 3173 ret = rte_dev_hotplug_handle_enable(); 3174 if (ret) { 3175 RTE_LOG(ERR, EAL, 3176 "fail to enable hotplug handling."); 3177 return -1; 3178 } 3179 3180 ret = rte_dev_event_monitor_start(); 3181 if (ret) { 3182 RTE_LOG(ERR, EAL, 3183 "fail to start device event monitoring."); 3184 return -1; 3185 } 3186 3187 ret = rte_dev_event_callback_register(NULL, 3188 dev_event_callback, NULL); 3189 if (ret) { 3190 RTE_LOG(ERR, EAL, 3191 "fail to register device event callback\n"); 3192 return -1; 3193 } 3194 } 3195 3196 if (start_port(RTE_PORT_ALL) != 0) 3197 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 3198 3199 /* set all ports to promiscuous mode by default */ 3200 RTE_ETH_FOREACH_DEV(port_id) 3201 rte_eth_promiscuous_enable(port_id); 3202 3203 /* Init metrics library */ 3204 rte_metrics_init(rte_socket_id()); 3205 3206 #ifdef RTE_LIBRTE_LATENCY_STATS 3207 if (latencystats_enabled != 0) { 3208 int ret = rte_latencystats_init(1, NULL); 3209 if (ret) 3210 printf("Warning: latencystats init()" 3211 " returned error %d\n", ret); 3212 printf("Latencystats running on lcore %d\n", 3213 latencystats_lcore_id); 3214 } 3215 #endif 3216 3217 /* Setup bitrate stats */ 3218 #ifdef RTE_LIBRTE_BITRATE 3219 if (bitrate_enabled != 0) { 3220 bitrate_data = rte_stats_bitrate_create(); 3221 if (bitrate_data == NULL) 3222 rte_exit(EXIT_FAILURE, 3223 "Could not allocate bitrate data.\n"); 3224 rte_stats_bitrate_reg(bitrate_data); 3225 } 3226 #endif 3227 3228 #ifdef RTE_LIBRTE_CMDLINE 3229 if (strlen(cmdline_filename) != 0) 3230 cmdline_read_from_file(cmdline_filename); 3231 3232 if (interactive == 1) { 3233 if (auto_start) { 3234 printf("Start automatic packet forwarding\n"); 3235 start_packet_forwarding(0); 3236 } 3237 prompt(); 3238 pmd_test_exit(); 3239 } else 3240 #endif 3241 { 3242 char c; 3243 int rc; 3244 3245 f_quit = 0; 3246 3247 printf("No commandline core given, start packet forwarding\n"); 3248 start_packet_forwarding(tx_first); 3249 if (stats_period != 0) { 3250 uint64_t prev_time = 0, cur_time, diff_time = 0; 3251 uint64_t timer_period; 3252 3253 /* Convert to number of cycles */ 3254 timer_period = stats_period * rte_get_timer_hz(); 3255 3256 while (f_quit == 0) { 3257 cur_time = rte_get_timer_cycles(); 3258 diff_time += cur_time - prev_time; 3259 3260 if (diff_time >= timer_period) { 3261 print_stats(); 3262 /* Reset the timer */ 3263 diff_time = 0; 3264 } 3265 /* Sleep to avoid unnecessary checks */ 3266 prev_time = cur_time; 3267 sleep(1); 3268 } 3269 } 3270 3271 printf("Press enter to exit\n"); 3272 rc = read(0, &c, 1); 3273 pmd_test_exit(); 3274 if (rc < 0) 3275 return 1; 3276 } 3277 3278 return 0; 3279 } 3280