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 #ifndef RTE_EXEC_ENV_WINDOWS 13 #include <sys/mman.h> 14 #endif 15 #include <sys/types.h> 16 #include <errno.h> 17 #include <stdbool.h> 18 19 #include <sys/queue.h> 20 #include <sys/stat.h> 21 22 #include <stdint.h> 23 #include <unistd.h> 24 #include <inttypes.h> 25 26 #include <rte_common.h> 27 #include <rte_errno.h> 28 #include <rte_byteorder.h> 29 #include <rte_log.h> 30 #include <rte_debug.h> 31 #include <rte_cycles.h> 32 #include <rte_memory.h> 33 #include <rte_memcpy.h> 34 #include <rte_launch.h> 35 #include <rte_eal.h> 36 #include <rte_alarm.h> 37 #include <rte_per_lcore.h> 38 #include <rte_lcore.h> 39 #include <rte_atomic.h> 40 #include <rte_branch_prediction.h> 41 #include <rte_mempool.h> 42 #include <rte_malloc.h> 43 #include <rte_mbuf.h> 44 #include <rte_mbuf_pool_ops.h> 45 #include <rte_interrupts.h> 46 #include <rte_pci.h> 47 #include <rte_ether.h> 48 #include <rte_ethdev.h> 49 #include <rte_dev.h> 50 #include <rte_string_fns.h> 51 #ifdef RTE_NET_IXGBE 52 #include <rte_pmd_ixgbe.h> 53 #endif 54 #ifdef RTE_LIB_PDUMP 55 #include <rte_pdump.h> 56 #endif 57 #include <rte_flow.h> 58 #include <rte_metrics.h> 59 #ifdef RTE_LIB_BITRATESTATS 60 #include <rte_bitrate.h> 61 #endif 62 #ifdef RTE_LIB_LATENCYSTATS 63 #include <rte_latencystats.h> 64 #endif 65 #ifdef RTE_EXEC_ENV_WINDOWS 66 #include <process.h> 67 #endif 68 69 #include "testpmd.h" 70 71 #ifndef MAP_HUGETLB 72 /* FreeBSD may not have MAP_HUGETLB (in fact, it probably doesn't) */ 73 #define HUGE_FLAG (0x40000) 74 #else 75 #define HUGE_FLAG MAP_HUGETLB 76 #endif 77 78 #ifndef MAP_HUGE_SHIFT 79 /* older kernels (or FreeBSD) will not have this define */ 80 #define HUGE_SHIFT (26) 81 #else 82 #define HUGE_SHIFT MAP_HUGE_SHIFT 83 #endif 84 85 #define EXTMEM_HEAP_NAME "extmem" 86 #define EXTBUF_ZONE_SIZE RTE_PGSIZE_2M 87 88 uint16_t verbose_level = 0; /**< Silent by default. */ 89 int testpmd_logtype; /**< Log type for testpmd logs */ 90 91 /* use main core for command line ? */ 92 uint8_t interactive = 0; 93 uint8_t auto_start = 0; 94 uint8_t tx_first; 95 char cmdline_filename[PATH_MAX] = {0}; 96 97 /* 98 * NUMA support configuration. 99 * When set, the NUMA support attempts to dispatch the allocation of the 100 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 101 * probed ports among the CPU sockets 0 and 1. 102 * Otherwise, all memory is allocated from CPU socket 0. 103 */ 104 uint8_t numa_support = 1; /**< numa enabled by default */ 105 106 /* 107 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 108 * not configured. 109 */ 110 uint8_t socket_num = UMA_NO_CONFIG; 111 112 /* 113 * Select mempool allocation type: 114 * - native: use regular DPDK memory 115 * - anon: use regular DPDK memory to create mempool, but populate using 116 * anonymous memory (may not be IOVA-contiguous) 117 * - xmem: use externally allocated hugepage memory 118 */ 119 uint8_t mp_alloc_type = MP_ALLOC_NATIVE; 120 121 /* 122 * Store specified sockets on which memory pool to be used by ports 123 * is allocated. 124 */ 125 uint8_t port_numa[RTE_MAX_ETHPORTS]; 126 127 /* 128 * Store specified sockets on which RX ring to be used by ports 129 * is allocated. 130 */ 131 uint8_t rxring_numa[RTE_MAX_ETHPORTS]; 132 133 /* 134 * Store specified sockets on which TX ring to be used by ports 135 * is allocated. 136 */ 137 uint8_t txring_numa[RTE_MAX_ETHPORTS]; 138 139 /* 140 * Record the Ethernet address of peer target ports to which packets are 141 * forwarded. 142 * Must be instantiated with the ethernet addresses of peer traffic generator 143 * ports. 144 */ 145 struct rte_ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 146 portid_t nb_peer_eth_addrs = 0; 147 148 /* 149 * Probed Target Environment. 150 */ 151 struct rte_port *ports; /**< For all probed ethernet ports. */ 152 portid_t nb_ports; /**< Number of probed ethernet ports. */ 153 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 154 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 155 156 portid_t ports_ids[RTE_MAX_ETHPORTS]; /**< Store all port ids. */ 157 158 /* 159 * Test Forwarding Configuration. 160 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 161 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 162 */ 163 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 164 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 165 portid_t nb_cfg_ports; /**< Number of configured ports. */ 166 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 167 168 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 169 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 170 171 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 172 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 173 174 /* 175 * Forwarding engines. 176 */ 177 struct fwd_engine * fwd_engines[] = { 178 &io_fwd_engine, 179 &mac_fwd_engine, 180 &mac_swap_engine, 181 &flow_gen_engine, 182 &rx_only_engine, 183 &tx_only_engine, 184 &csum_fwd_engine, 185 &icmp_echo_engine, 186 &noisy_vnf_engine, 187 &five_tuple_swap_fwd_engine, 188 #ifdef RTE_LIBRTE_IEEE1588 189 &ieee1588_fwd_engine, 190 #endif 191 NULL, 192 }; 193 194 struct rte_mempool *mempools[RTE_MAX_NUMA_NODES * MAX_SEGS_BUFFER_SPLIT]; 195 uint16_t mempool_flags; 196 197 struct fwd_config cur_fwd_config; 198 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 199 uint32_t retry_enabled; 200 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 201 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 202 203 uint32_t mbuf_data_size_n = 1; /* Number of specified mbuf sizes. */ 204 uint16_t mbuf_data_size[MAX_SEGS_BUFFER_SPLIT] = { 205 DEFAULT_MBUF_DATA_SIZE 206 }; /**< Mbuf data space size. */ 207 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 208 * specified on command-line. */ 209 uint16_t stats_period; /**< Period to show statistics (disabled by default) */ 210 211 /* 212 * In container, it cannot terminate the process which running with 'stats-period' 213 * option. Set flag to exit stats period loop after received SIGINT/SIGTERM. 214 */ 215 uint8_t f_quit; 216 217 /* 218 * Configuration of packet segments used to scatter received packets 219 * if some of split features is configured. 220 */ 221 uint16_t rx_pkt_seg_lengths[MAX_SEGS_BUFFER_SPLIT]; 222 uint8_t rx_pkt_nb_segs; /**< Number of segments to split */ 223 uint16_t rx_pkt_seg_offsets[MAX_SEGS_BUFFER_SPLIT]; 224 uint8_t rx_pkt_nb_offs; /**< Number of specified offsets */ 225 226 /* 227 * Configuration of packet segments used by the "txonly" processing engine. 228 */ 229 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 230 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 231 TXONLY_DEF_PACKET_LEN, 232 }; 233 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 234 235 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 236 /**< Split policy for packets to TX. */ 237 238 uint8_t txonly_multi_flow; 239 /**< Whether multiple flows are generated in TXONLY mode. */ 240 241 uint32_t tx_pkt_times_inter; 242 /**< Timings for send scheduling in TXONLY mode, time between bursts. */ 243 244 uint32_t tx_pkt_times_intra; 245 /**< Timings for send scheduling in TXONLY mode, time between packets. */ 246 247 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 248 uint16_t nb_pkt_flowgen_clones; /**< Number of Tx packet clones to send in flowgen mode. */ 249 int nb_flows_flowgen = 1024; /**< Number of flows in flowgen mode. */ 250 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 251 252 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 253 uint8_t dcb_config = 0; 254 255 /* 256 * Configurable number of RX/TX queues. 257 */ 258 queueid_t nb_hairpinq; /**< Number of hairpin queues per port. */ 259 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 260 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 261 262 /* 263 * Configurable number of RX/TX ring descriptors. 264 * Defaults are supplied by drivers via ethdev. 265 */ 266 #define RTE_TEST_RX_DESC_DEFAULT 0 267 #define RTE_TEST_TX_DESC_DEFAULT 0 268 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 269 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 270 271 #define RTE_PMD_PARAM_UNSET -1 272 /* 273 * Configurable values of RX and TX ring threshold registers. 274 */ 275 276 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 277 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 278 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 279 280 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 281 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 282 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 283 284 /* 285 * Configurable value of RX free threshold. 286 */ 287 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 288 289 /* 290 * Configurable value of RX drop enable. 291 */ 292 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 293 294 /* 295 * Configurable value of TX free threshold. 296 */ 297 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 298 299 /* 300 * Configurable value of TX RS bit threshold. 301 */ 302 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 303 304 /* 305 * Configurable value of buffered packets before sending. 306 */ 307 uint16_t noisy_tx_sw_bufsz; 308 309 /* 310 * Configurable value of packet buffer timeout. 311 */ 312 uint16_t noisy_tx_sw_buf_flush_time; 313 314 /* 315 * Configurable value for size of VNF internal memory area 316 * used for simulating noisy neighbour behaviour 317 */ 318 uint64_t noisy_lkup_mem_sz; 319 320 /* 321 * Configurable value of number of random writes done in 322 * VNF simulation memory area. 323 */ 324 uint64_t noisy_lkup_num_writes; 325 326 /* 327 * Configurable value of number of random reads done in 328 * VNF simulation memory area. 329 */ 330 uint64_t noisy_lkup_num_reads; 331 332 /* 333 * Configurable value of number of random reads/writes done in 334 * VNF simulation memory area. 335 */ 336 uint64_t noisy_lkup_num_reads_writes; 337 338 /* 339 * Receive Side Scaling (RSS) configuration. 340 */ 341 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 342 343 /* 344 * Port topology configuration 345 */ 346 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 347 348 /* 349 * Avoids to flush all the RX streams before starts forwarding. 350 */ 351 uint8_t no_flush_rx = 0; /* flush by default */ 352 353 /* 354 * Flow API isolated mode. 355 */ 356 uint8_t flow_isolate_all; 357 358 /* 359 * Avoids to check link status when starting/stopping a port. 360 */ 361 uint8_t no_link_check = 0; /* check by default */ 362 363 /* 364 * Don't automatically start all ports in interactive mode. 365 */ 366 uint8_t no_device_start = 0; 367 368 /* 369 * Enable link status change notification 370 */ 371 uint8_t lsc_interrupt = 1; /* enabled by default */ 372 373 /* 374 * Enable device removal notification. 375 */ 376 uint8_t rmv_interrupt = 1; /* enabled by default */ 377 378 uint8_t hot_plug = 0; /**< hotplug disabled by default. */ 379 380 /* After attach, port setup is called on event or by iterator */ 381 bool setup_on_probe_event = true; 382 383 /* Clear ptypes on port initialization. */ 384 uint8_t clear_ptypes = true; 385 386 /* Hairpin ports configuration mode. */ 387 uint16_t hairpin_mode; 388 389 /* Pretty printing of ethdev events */ 390 static const char * const eth_event_desc[] = { 391 [RTE_ETH_EVENT_UNKNOWN] = "unknown", 392 [RTE_ETH_EVENT_INTR_LSC] = "link state change", 393 [RTE_ETH_EVENT_QUEUE_STATE] = "queue state", 394 [RTE_ETH_EVENT_INTR_RESET] = "reset", 395 [RTE_ETH_EVENT_VF_MBOX] = "VF mbox", 396 [RTE_ETH_EVENT_IPSEC] = "IPsec", 397 [RTE_ETH_EVENT_MACSEC] = "MACsec", 398 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 399 [RTE_ETH_EVENT_NEW] = "device probed", 400 [RTE_ETH_EVENT_DESTROY] = "device released", 401 [RTE_ETH_EVENT_FLOW_AGED] = "flow aged", 402 [RTE_ETH_EVENT_MAX] = NULL, 403 }; 404 405 /* 406 * Display or mask ether events 407 * Default to all events except VF_MBOX 408 */ 409 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) | 410 (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) | 411 (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) | 412 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) | 413 (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) | 414 (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) | 415 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV) | 416 (UINT32_C(1) << RTE_ETH_EVENT_FLOW_AGED); 417 /* 418 * Decide if all memory are locked for performance. 419 */ 420 int do_mlockall = 0; 421 422 /* 423 * NIC bypass mode configuration options. 424 */ 425 426 #if defined RTE_NET_IXGBE && defined RTE_LIBRTE_IXGBE_BYPASS 427 /* The NIC bypass watchdog timeout. */ 428 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF; 429 #endif 430 431 432 #ifdef RTE_LIB_LATENCYSTATS 433 434 /* 435 * Set when latency stats is enabled in the commandline 436 */ 437 uint8_t latencystats_enabled; 438 439 /* 440 * Lcore ID to serive latency statistics. 441 */ 442 lcoreid_t latencystats_lcore_id = -1; 443 444 #endif 445 446 /* 447 * Ethernet device configuration. 448 */ 449 struct rte_eth_rxmode rx_mode = { 450 /* Default maximum frame length. 451 * Zero is converted to "RTE_ETHER_MTU + PMD Ethernet overhead" 452 * in init_config(). 453 */ 454 .max_rx_pkt_len = 0, 455 }; 456 457 struct rte_eth_txmode tx_mode = { 458 .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE, 459 }; 460 461 struct rte_fdir_conf fdir_conf = { 462 .mode = RTE_FDIR_MODE_NONE, 463 .pballoc = RTE_FDIR_PBALLOC_64K, 464 .status = RTE_FDIR_REPORT_STATUS, 465 .mask = { 466 .vlan_tci_mask = 0xFFEF, 467 .ipv4_mask = { 468 .src_ip = 0xFFFFFFFF, 469 .dst_ip = 0xFFFFFFFF, 470 }, 471 .ipv6_mask = { 472 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 473 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 474 }, 475 .src_port_mask = 0xFFFF, 476 .dst_port_mask = 0xFFFF, 477 .mac_addr_byte_mask = 0xFF, 478 .tunnel_type_mask = 1, 479 .tunnel_id_mask = 0xFFFFFFFF, 480 }, 481 .drop_queue = 127, 482 }; 483 484 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 485 486 /* 487 * Display zero values by default for xstats 488 */ 489 uint8_t xstats_hide_zero; 490 491 /* 492 * Measure of CPU cycles disabled by default 493 */ 494 uint8_t record_core_cycles; 495 496 /* 497 * Display of RX and TX bursts disabled by default 498 */ 499 uint8_t record_burst_stats; 500 501 unsigned int num_sockets = 0; 502 unsigned int socket_ids[RTE_MAX_NUMA_NODES]; 503 504 #ifdef RTE_LIB_BITRATESTATS 505 /* Bitrate statistics */ 506 struct rte_stats_bitrates *bitrate_data; 507 lcoreid_t bitrate_lcore_id; 508 uint8_t bitrate_enabled; 509 #endif 510 511 struct gro_status gro_ports[RTE_MAX_ETHPORTS]; 512 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES; 513 514 /* 515 * hexadecimal bitmask of RX mq mode can be enabled. 516 */ 517 enum rte_eth_rx_mq_mode rx_mq_mode = ETH_MQ_RX_VMDQ_DCB_RSS; 518 519 /* 520 * Used to set forced link speed 521 */ 522 uint32_t eth_link_speed; 523 524 /* 525 * ID of the current process in multi-process, used to 526 * configure the queues to be polled. 527 */ 528 int proc_id; 529 530 /* 531 * Number of processes in multi-process, used to 532 * configure the queues to be polled. 533 */ 534 unsigned int num_procs = 1; 535 536 static void 537 eth_rx_metadata_negotiate_mp(uint16_t port_id) 538 { 539 uint64_t rx_meta_features = 0; 540 int ret; 541 542 if (!is_proc_primary()) 543 return; 544 545 rx_meta_features |= RTE_ETH_RX_METADATA_USER_FLAG; 546 rx_meta_features |= RTE_ETH_RX_METADATA_USER_MARK; 547 rx_meta_features |= RTE_ETH_RX_METADATA_TUNNEL_ID; 548 549 ret = rte_eth_rx_metadata_negotiate(port_id, &rx_meta_features); 550 if (ret == 0) { 551 if (!(rx_meta_features & RTE_ETH_RX_METADATA_USER_FLAG)) { 552 TESTPMD_LOG(DEBUG, "Flow action FLAG will not affect Rx mbufs on port %u\n", 553 port_id); 554 } 555 556 if (!(rx_meta_features & RTE_ETH_RX_METADATA_USER_MARK)) { 557 TESTPMD_LOG(DEBUG, "Flow action MARK will not affect Rx mbufs on port %u\n", 558 port_id); 559 } 560 561 if (!(rx_meta_features & RTE_ETH_RX_METADATA_TUNNEL_ID)) { 562 TESTPMD_LOG(DEBUG, "Flow tunnel offload support might be limited or unavailable on port %u\n", 563 port_id); 564 } 565 } else if (ret != -ENOTSUP) { 566 rte_exit(EXIT_FAILURE, "Error when negotiating Rx meta features on port %u: %s\n", 567 port_id, rte_strerror(-ret)); 568 } 569 } 570 571 static int 572 eth_dev_configure_mp(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q, 573 const struct rte_eth_conf *dev_conf) 574 { 575 if (is_proc_primary()) 576 return rte_eth_dev_configure(port_id, nb_rx_q, nb_tx_q, 577 dev_conf); 578 return 0; 579 } 580 581 static int 582 eth_dev_start_mp(uint16_t port_id) 583 { 584 if (is_proc_primary()) 585 return rte_eth_dev_start(port_id); 586 587 return 0; 588 } 589 590 static int 591 eth_dev_stop_mp(uint16_t port_id) 592 { 593 if (is_proc_primary()) 594 return rte_eth_dev_stop(port_id); 595 596 return 0; 597 } 598 599 static void 600 mempool_free_mp(struct rte_mempool *mp) 601 { 602 if (is_proc_primary()) 603 rte_mempool_free(mp); 604 } 605 606 static int 607 eth_dev_set_mtu_mp(uint16_t port_id, uint16_t mtu) 608 { 609 if (is_proc_primary()) 610 return rte_eth_dev_set_mtu(port_id, mtu); 611 612 return 0; 613 } 614 615 /* Forward function declarations */ 616 static void setup_attached_port(portid_t pi); 617 static void check_all_ports_link_status(uint32_t port_mask); 618 static int eth_event_callback(portid_t port_id, 619 enum rte_eth_event_type type, 620 void *param, void *ret_param); 621 static void dev_event_callback(const char *device_name, 622 enum rte_dev_event_type type, 623 void *param); 624 625 /* 626 * Check if all the ports are started. 627 * If yes, return positive value. If not, return zero. 628 */ 629 static int all_ports_started(void); 630 631 struct gso_status gso_ports[RTE_MAX_ETHPORTS]; 632 uint16_t gso_max_segment_size = RTE_ETHER_MAX_LEN - RTE_ETHER_CRC_LEN; 633 634 /* Holds the registered mbuf dynamic flags names. */ 635 char dynf_names[64][RTE_MBUF_DYN_NAMESIZE]; 636 637 /* 638 * Helper function to check if socket is already discovered. 639 * If yes, return positive value. If not, return zero. 640 */ 641 int 642 new_socket_id(unsigned int socket_id) 643 { 644 unsigned int i; 645 646 for (i = 0; i < num_sockets; i++) { 647 if (socket_ids[i] == socket_id) 648 return 0; 649 } 650 return 1; 651 } 652 653 /* 654 * Setup default configuration. 655 */ 656 static void 657 set_default_fwd_lcores_config(void) 658 { 659 unsigned int i; 660 unsigned int nb_lc; 661 unsigned int sock_num; 662 663 nb_lc = 0; 664 for (i = 0; i < RTE_MAX_LCORE; i++) { 665 if (!rte_lcore_is_enabled(i)) 666 continue; 667 sock_num = rte_lcore_to_socket_id(i); 668 if (new_socket_id(sock_num)) { 669 if (num_sockets >= RTE_MAX_NUMA_NODES) { 670 rte_exit(EXIT_FAILURE, 671 "Total sockets greater than %u\n", 672 RTE_MAX_NUMA_NODES); 673 } 674 socket_ids[num_sockets++] = sock_num; 675 } 676 if (i == rte_get_main_lcore()) 677 continue; 678 fwd_lcores_cpuids[nb_lc++] = i; 679 } 680 nb_lcores = (lcoreid_t) nb_lc; 681 nb_cfg_lcores = nb_lcores; 682 nb_fwd_lcores = 1; 683 } 684 685 static void 686 set_def_peer_eth_addrs(void) 687 { 688 portid_t i; 689 690 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 691 peer_eth_addrs[i].addr_bytes[0] = RTE_ETHER_LOCAL_ADMIN_ADDR; 692 peer_eth_addrs[i].addr_bytes[5] = i; 693 } 694 } 695 696 static void 697 set_default_fwd_ports_config(void) 698 { 699 portid_t pt_id; 700 int i = 0; 701 702 RTE_ETH_FOREACH_DEV(pt_id) { 703 fwd_ports_ids[i++] = pt_id; 704 705 /* Update sockets info according to the attached device */ 706 int socket_id = rte_eth_dev_socket_id(pt_id); 707 if (socket_id >= 0 && new_socket_id(socket_id)) { 708 if (num_sockets >= RTE_MAX_NUMA_NODES) { 709 rte_exit(EXIT_FAILURE, 710 "Total sockets greater than %u\n", 711 RTE_MAX_NUMA_NODES); 712 } 713 socket_ids[num_sockets++] = socket_id; 714 } 715 } 716 717 nb_cfg_ports = nb_ports; 718 nb_fwd_ports = nb_ports; 719 } 720 721 void 722 set_def_fwd_config(void) 723 { 724 set_default_fwd_lcores_config(); 725 set_def_peer_eth_addrs(); 726 set_default_fwd_ports_config(); 727 } 728 729 #ifndef RTE_EXEC_ENV_WINDOWS 730 /* extremely pessimistic estimation of memory required to create a mempool */ 731 static int 732 calc_mem_size(uint32_t nb_mbufs, uint32_t mbuf_sz, size_t pgsz, size_t *out) 733 { 734 unsigned int n_pages, mbuf_per_pg, leftover; 735 uint64_t total_mem, mbuf_mem, obj_sz; 736 737 /* there is no good way to predict how much space the mempool will 738 * occupy because it will allocate chunks on the fly, and some of those 739 * will come from default DPDK memory while some will come from our 740 * external memory, so just assume 128MB will be enough for everyone. 741 */ 742 uint64_t hdr_mem = 128 << 20; 743 744 /* account for possible non-contiguousness */ 745 obj_sz = rte_mempool_calc_obj_size(mbuf_sz, 0, NULL); 746 if (obj_sz > pgsz) { 747 TESTPMD_LOG(ERR, "Object size is bigger than page size\n"); 748 return -1; 749 } 750 751 mbuf_per_pg = pgsz / obj_sz; 752 leftover = (nb_mbufs % mbuf_per_pg) > 0; 753 n_pages = (nb_mbufs / mbuf_per_pg) + leftover; 754 755 mbuf_mem = n_pages * pgsz; 756 757 total_mem = RTE_ALIGN(hdr_mem + mbuf_mem, pgsz); 758 759 if (total_mem > SIZE_MAX) { 760 TESTPMD_LOG(ERR, "Memory size too big\n"); 761 return -1; 762 } 763 *out = (size_t)total_mem; 764 765 return 0; 766 } 767 768 static int 769 pagesz_flags(uint64_t page_sz) 770 { 771 /* as per mmap() manpage, all page sizes are log2 of page size 772 * shifted by MAP_HUGE_SHIFT 773 */ 774 int log2 = rte_log2_u64(page_sz); 775 776 return (log2 << HUGE_SHIFT); 777 } 778 779 static void * 780 alloc_mem(size_t memsz, size_t pgsz, bool huge) 781 { 782 void *addr; 783 int flags; 784 785 /* allocate anonymous hugepages */ 786 flags = MAP_ANONYMOUS | MAP_PRIVATE; 787 if (huge) 788 flags |= HUGE_FLAG | pagesz_flags(pgsz); 789 790 addr = mmap(NULL, memsz, PROT_READ | PROT_WRITE, flags, -1, 0); 791 if (addr == MAP_FAILED) 792 return NULL; 793 794 return addr; 795 } 796 797 struct extmem_param { 798 void *addr; 799 size_t len; 800 size_t pgsz; 801 rte_iova_t *iova_table; 802 unsigned int iova_table_len; 803 }; 804 805 static int 806 create_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, struct extmem_param *param, 807 bool huge) 808 { 809 uint64_t pgsizes[] = {RTE_PGSIZE_2M, RTE_PGSIZE_1G, /* x86_64, ARM */ 810 RTE_PGSIZE_16M, RTE_PGSIZE_16G}; /* POWER */ 811 unsigned int cur_page, n_pages, pgsz_idx; 812 size_t mem_sz, cur_pgsz; 813 rte_iova_t *iovas = NULL; 814 void *addr; 815 int ret; 816 817 for (pgsz_idx = 0; pgsz_idx < RTE_DIM(pgsizes); pgsz_idx++) { 818 /* skip anything that is too big */ 819 if (pgsizes[pgsz_idx] > SIZE_MAX) 820 continue; 821 822 cur_pgsz = pgsizes[pgsz_idx]; 823 824 /* if we were told not to allocate hugepages, override */ 825 if (!huge) 826 cur_pgsz = sysconf(_SC_PAGESIZE); 827 828 ret = calc_mem_size(nb_mbufs, mbuf_sz, cur_pgsz, &mem_sz); 829 if (ret < 0) { 830 TESTPMD_LOG(ERR, "Cannot calculate memory size\n"); 831 return -1; 832 } 833 834 /* allocate our memory */ 835 addr = alloc_mem(mem_sz, cur_pgsz, huge); 836 837 /* if we couldn't allocate memory with a specified page size, 838 * that doesn't mean we can't do it with other page sizes, so 839 * try another one. 840 */ 841 if (addr == NULL) 842 continue; 843 844 /* store IOVA addresses for every page in this memory area */ 845 n_pages = mem_sz / cur_pgsz; 846 847 iovas = malloc(sizeof(*iovas) * n_pages); 848 849 if (iovas == NULL) { 850 TESTPMD_LOG(ERR, "Cannot allocate memory for iova addresses\n"); 851 goto fail; 852 } 853 /* lock memory if it's not huge pages */ 854 if (!huge) 855 mlock(addr, mem_sz); 856 857 /* populate IOVA addresses */ 858 for (cur_page = 0; cur_page < n_pages; cur_page++) { 859 rte_iova_t iova; 860 size_t offset; 861 void *cur; 862 863 offset = cur_pgsz * cur_page; 864 cur = RTE_PTR_ADD(addr, offset); 865 866 /* touch the page before getting its IOVA */ 867 *(volatile char *)cur = 0; 868 869 iova = rte_mem_virt2iova(cur); 870 871 iovas[cur_page] = iova; 872 } 873 874 break; 875 } 876 /* if we couldn't allocate anything */ 877 if (iovas == NULL) 878 return -1; 879 880 param->addr = addr; 881 param->len = mem_sz; 882 param->pgsz = cur_pgsz; 883 param->iova_table = iovas; 884 param->iova_table_len = n_pages; 885 886 return 0; 887 fail: 888 if (iovas) 889 free(iovas); 890 if (addr) 891 munmap(addr, mem_sz); 892 893 return -1; 894 } 895 896 static int 897 setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge) 898 { 899 struct extmem_param param; 900 int socket_id, ret; 901 902 memset(¶m, 0, sizeof(param)); 903 904 /* check if our heap exists */ 905 socket_id = rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 906 if (socket_id < 0) { 907 /* create our heap */ 908 ret = rte_malloc_heap_create(EXTMEM_HEAP_NAME); 909 if (ret < 0) { 910 TESTPMD_LOG(ERR, "Cannot create heap\n"); 911 return -1; 912 } 913 } 914 915 ret = create_extmem(nb_mbufs, mbuf_sz, ¶m, huge); 916 if (ret < 0) { 917 TESTPMD_LOG(ERR, "Cannot create memory area\n"); 918 return -1; 919 } 920 921 /* we now have a valid memory area, so add it to heap */ 922 ret = rte_malloc_heap_memory_add(EXTMEM_HEAP_NAME, 923 param.addr, param.len, param.iova_table, 924 param.iova_table_len, param.pgsz); 925 926 /* when using VFIO, memory is automatically mapped for DMA by EAL */ 927 928 /* not needed any more */ 929 free(param.iova_table); 930 931 if (ret < 0) { 932 TESTPMD_LOG(ERR, "Cannot add memory to heap\n"); 933 munmap(param.addr, param.len); 934 return -1; 935 } 936 937 /* success */ 938 939 TESTPMD_LOG(DEBUG, "Allocated %zuMB of external memory\n", 940 param.len >> 20); 941 942 return 0; 943 } 944 static void 945 dma_unmap_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused, 946 struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused) 947 { 948 uint16_t pid = 0; 949 int ret; 950 951 RTE_ETH_FOREACH_DEV(pid) { 952 struct rte_eth_dev_info dev_info; 953 954 ret = eth_dev_info_get_print_err(pid, &dev_info); 955 if (ret != 0) { 956 TESTPMD_LOG(DEBUG, 957 "unable to get device info for port %d on addr 0x%p," 958 "mempool unmapping will not be performed\n", 959 pid, memhdr->addr); 960 continue; 961 } 962 963 ret = rte_dev_dma_unmap(dev_info.device, memhdr->addr, 0, memhdr->len); 964 if (ret) { 965 TESTPMD_LOG(DEBUG, 966 "unable to DMA unmap addr 0x%p " 967 "for device %s\n", 968 memhdr->addr, dev_info.device->name); 969 } 970 } 971 ret = rte_extmem_unregister(memhdr->addr, memhdr->len); 972 if (ret) { 973 TESTPMD_LOG(DEBUG, 974 "unable to un-register addr 0x%p\n", memhdr->addr); 975 } 976 } 977 978 static void 979 dma_map_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused, 980 struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused) 981 { 982 uint16_t pid = 0; 983 size_t page_size = sysconf(_SC_PAGESIZE); 984 int ret; 985 986 ret = rte_extmem_register(memhdr->addr, memhdr->len, NULL, 0, 987 page_size); 988 if (ret) { 989 TESTPMD_LOG(DEBUG, 990 "unable to register addr 0x%p\n", memhdr->addr); 991 return; 992 } 993 RTE_ETH_FOREACH_DEV(pid) { 994 struct rte_eth_dev_info dev_info; 995 996 ret = eth_dev_info_get_print_err(pid, &dev_info); 997 if (ret != 0) { 998 TESTPMD_LOG(DEBUG, 999 "unable to get device info for port %d on addr 0x%p," 1000 "mempool mapping will not be performed\n", 1001 pid, memhdr->addr); 1002 continue; 1003 } 1004 ret = rte_dev_dma_map(dev_info.device, memhdr->addr, 0, memhdr->len); 1005 if (ret) { 1006 TESTPMD_LOG(DEBUG, 1007 "unable to DMA map addr 0x%p " 1008 "for device %s\n", 1009 memhdr->addr, dev_info.device->name); 1010 } 1011 } 1012 } 1013 #endif 1014 1015 static unsigned int 1016 setup_extbuf(uint32_t nb_mbufs, uint16_t mbuf_sz, unsigned int socket_id, 1017 char *pool_name, struct rte_pktmbuf_extmem **ext_mem) 1018 { 1019 struct rte_pktmbuf_extmem *xmem; 1020 unsigned int ext_num, zone_num, elt_num; 1021 uint16_t elt_size; 1022 1023 elt_size = RTE_ALIGN_CEIL(mbuf_sz, RTE_CACHE_LINE_SIZE); 1024 elt_num = EXTBUF_ZONE_SIZE / elt_size; 1025 zone_num = (nb_mbufs + elt_num - 1) / elt_num; 1026 1027 xmem = malloc(sizeof(struct rte_pktmbuf_extmem) * zone_num); 1028 if (xmem == NULL) { 1029 TESTPMD_LOG(ERR, "Cannot allocate memory for " 1030 "external buffer descriptors\n"); 1031 *ext_mem = NULL; 1032 return 0; 1033 } 1034 for (ext_num = 0; ext_num < zone_num; ext_num++) { 1035 struct rte_pktmbuf_extmem *xseg = xmem + ext_num; 1036 const struct rte_memzone *mz; 1037 char mz_name[RTE_MEMZONE_NAMESIZE]; 1038 int ret; 1039 1040 ret = snprintf(mz_name, sizeof(mz_name), 1041 RTE_MEMPOOL_MZ_FORMAT "_xb_%u", pool_name, ext_num); 1042 if (ret < 0 || ret >= (int)sizeof(mz_name)) { 1043 errno = ENAMETOOLONG; 1044 ext_num = 0; 1045 break; 1046 } 1047 mz = rte_memzone_reserve_aligned(mz_name, EXTBUF_ZONE_SIZE, 1048 socket_id, 1049 RTE_MEMZONE_IOVA_CONTIG | 1050 RTE_MEMZONE_1GB | 1051 RTE_MEMZONE_SIZE_HINT_ONLY, 1052 EXTBUF_ZONE_SIZE); 1053 if (mz == NULL) { 1054 /* 1055 * The caller exits on external buffer creation 1056 * error, so there is no need to free memzones. 1057 */ 1058 errno = ENOMEM; 1059 ext_num = 0; 1060 break; 1061 } 1062 xseg->buf_ptr = mz->addr; 1063 xseg->buf_iova = mz->iova; 1064 xseg->buf_len = EXTBUF_ZONE_SIZE; 1065 xseg->elt_size = elt_size; 1066 } 1067 if (ext_num == 0 && xmem != NULL) { 1068 free(xmem); 1069 xmem = NULL; 1070 } 1071 *ext_mem = xmem; 1072 return ext_num; 1073 } 1074 1075 /* 1076 * Configuration initialisation done once at init time. 1077 */ 1078 static struct rte_mempool * 1079 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 1080 unsigned int socket_id, uint16_t size_idx) 1081 { 1082 char pool_name[RTE_MEMPOOL_NAMESIZE]; 1083 struct rte_mempool *rte_mp = NULL; 1084 #ifndef RTE_EXEC_ENV_WINDOWS 1085 uint32_t mb_size; 1086 1087 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 1088 #endif 1089 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name), size_idx); 1090 if (!is_proc_primary()) { 1091 rte_mp = rte_mempool_lookup(pool_name); 1092 if (rte_mp == NULL) 1093 rte_exit(EXIT_FAILURE, 1094 "Get mbuf pool for socket %u failed: %s\n", 1095 socket_id, rte_strerror(rte_errno)); 1096 return rte_mp; 1097 } 1098 1099 TESTPMD_LOG(INFO, 1100 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 1101 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 1102 1103 switch (mp_alloc_type) { 1104 case MP_ALLOC_NATIVE: 1105 { 1106 /* wrapper to rte_mempool_create() */ 1107 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 1108 rte_mbuf_best_mempool_ops()); 1109 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 1110 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 1111 break; 1112 } 1113 #ifndef RTE_EXEC_ENV_WINDOWS 1114 case MP_ALLOC_ANON: 1115 { 1116 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 1117 mb_size, (unsigned int) mb_mempool_cache, 1118 sizeof(struct rte_pktmbuf_pool_private), 1119 socket_id, mempool_flags); 1120 if (rte_mp == NULL) 1121 goto err; 1122 1123 if (rte_mempool_populate_anon(rte_mp) == 0) { 1124 rte_mempool_free(rte_mp); 1125 rte_mp = NULL; 1126 goto err; 1127 } 1128 rte_pktmbuf_pool_init(rte_mp, NULL); 1129 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 1130 rte_mempool_mem_iter(rte_mp, dma_map_cb, NULL); 1131 break; 1132 } 1133 case MP_ALLOC_XMEM: 1134 case MP_ALLOC_XMEM_HUGE: 1135 { 1136 int heap_socket; 1137 bool huge = mp_alloc_type == MP_ALLOC_XMEM_HUGE; 1138 1139 if (setup_extmem(nb_mbuf, mbuf_seg_size, huge) < 0) 1140 rte_exit(EXIT_FAILURE, "Could not create external memory\n"); 1141 1142 heap_socket = 1143 rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 1144 if (heap_socket < 0) 1145 rte_exit(EXIT_FAILURE, "Could not get external memory socket ID\n"); 1146 1147 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 1148 rte_mbuf_best_mempool_ops()); 1149 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 1150 mb_mempool_cache, 0, mbuf_seg_size, 1151 heap_socket); 1152 break; 1153 } 1154 #endif 1155 case MP_ALLOC_XBUF: 1156 { 1157 struct rte_pktmbuf_extmem *ext_mem; 1158 unsigned int ext_num; 1159 1160 ext_num = setup_extbuf(nb_mbuf, mbuf_seg_size, 1161 socket_id, pool_name, &ext_mem); 1162 if (ext_num == 0) 1163 rte_exit(EXIT_FAILURE, 1164 "Can't create pinned data buffers\n"); 1165 1166 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 1167 rte_mbuf_best_mempool_ops()); 1168 rte_mp = rte_pktmbuf_pool_create_extbuf 1169 (pool_name, nb_mbuf, mb_mempool_cache, 1170 0, mbuf_seg_size, socket_id, 1171 ext_mem, ext_num); 1172 free(ext_mem); 1173 break; 1174 } 1175 default: 1176 { 1177 rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n"); 1178 } 1179 } 1180 1181 #ifndef RTE_EXEC_ENV_WINDOWS 1182 err: 1183 #endif 1184 if (rte_mp == NULL) { 1185 rte_exit(EXIT_FAILURE, 1186 "Creation of mbuf pool for socket %u failed: %s\n", 1187 socket_id, rte_strerror(rte_errno)); 1188 } else if (verbose_level > 0) { 1189 rte_mempool_dump(stdout, rte_mp); 1190 } 1191 return rte_mp; 1192 } 1193 1194 /* 1195 * Check given socket id is valid or not with NUMA mode, 1196 * if valid, return 0, else return -1 1197 */ 1198 static int 1199 check_socket_id(const unsigned int socket_id) 1200 { 1201 static int warning_once = 0; 1202 1203 if (new_socket_id(socket_id)) { 1204 if (!warning_once && numa_support) 1205 fprintf(stderr, 1206 "Warning: NUMA should be configured manually by using --port-numa-config and --ring-numa-config parameters along with --numa.\n"); 1207 warning_once = 1; 1208 return -1; 1209 } 1210 return 0; 1211 } 1212 1213 /* 1214 * Get the allowed maximum number of RX queues. 1215 * *pid return the port id which has minimal value of 1216 * max_rx_queues in all ports. 1217 */ 1218 queueid_t 1219 get_allowed_max_nb_rxq(portid_t *pid) 1220 { 1221 queueid_t allowed_max_rxq = RTE_MAX_QUEUES_PER_PORT; 1222 bool max_rxq_valid = false; 1223 portid_t pi; 1224 struct rte_eth_dev_info dev_info; 1225 1226 RTE_ETH_FOREACH_DEV(pi) { 1227 if (eth_dev_info_get_print_err(pi, &dev_info) != 0) 1228 continue; 1229 1230 max_rxq_valid = true; 1231 if (dev_info.max_rx_queues < allowed_max_rxq) { 1232 allowed_max_rxq = dev_info.max_rx_queues; 1233 *pid = pi; 1234 } 1235 } 1236 return max_rxq_valid ? allowed_max_rxq : 0; 1237 } 1238 1239 /* 1240 * Check input rxq is valid or not. 1241 * If input rxq is not greater than any of maximum number 1242 * of RX queues of all ports, it is valid. 1243 * if valid, return 0, else return -1 1244 */ 1245 int 1246 check_nb_rxq(queueid_t rxq) 1247 { 1248 queueid_t allowed_max_rxq; 1249 portid_t pid = 0; 1250 1251 allowed_max_rxq = get_allowed_max_nb_rxq(&pid); 1252 if (rxq > allowed_max_rxq) { 1253 fprintf(stderr, 1254 "Fail: input rxq (%u) can't be greater than max_rx_queues (%u) of port %u\n", 1255 rxq, allowed_max_rxq, pid); 1256 return -1; 1257 } 1258 return 0; 1259 } 1260 1261 /* 1262 * Get the allowed maximum number of TX queues. 1263 * *pid return the port id which has minimal value of 1264 * max_tx_queues in all ports. 1265 */ 1266 queueid_t 1267 get_allowed_max_nb_txq(portid_t *pid) 1268 { 1269 queueid_t allowed_max_txq = RTE_MAX_QUEUES_PER_PORT; 1270 bool max_txq_valid = false; 1271 portid_t pi; 1272 struct rte_eth_dev_info dev_info; 1273 1274 RTE_ETH_FOREACH_DEV(pi) { 1275 if (eth_dev_info_get_print_err(pi, &dev_info) != 0) 1276 continue; 1277 1278 max_txq_valid = true; 1279 if (dev_info.max_tx_queues < allowed_max_txq) { 1280 allowed_max_txq = dev_info.max_tx_queues; 1281 *pid = pi; 1282 } 1283 } 1284 return max_txq_valid ? allowed_max_txq : 0; 1285 } 1286 1287 /* 1288 * Check input txq is valid or not. 1289 * If input txq is not greater than any of maximum number 1290 * of TX queues of all ports, it is valid. 1291 * if valid, return 0, else return -1 1292 */ 1293 int 1294 check_nb_txq(queueid_t txq) 1295 { 1296 queueid_t allowed_max_txq; 1297 portid_t pid = 0; 1298 1299 allowed_max_txq = get_allowed_max_nb_txq(&pid); 1300 if (txq > allowed_max_txq) { 1301 fprintf(stderr, 1302 "Fail: input txq (%u) can't be greater than max_tx_queues (%u) of port %u\n", 1303 txq, allowed_max_txq, pid); 1304 return -1; 1305 } 1306 return 0; 1307 } 1308 1309 /* 1310 * Get the allowed maximum number of RXDs of every rx queue. 1311 * *pid return the port id which has minimal value of 1312 * max_rxd in all queues of all ports. 1313 */ 1314 static uint16_t 1315 get_allowed_max_nb_rxd(portid_t *pid) 1316 { 1317 uint16_t allowed_max_rxd = UINT16_MAX; 1318 portid_t pi; 1319 struct rte_eth_dev_info dev_info; 1320 1321 RTE_ETH_FOREACH_DEV(pi) { 1322 if (eth_dev_info_get_print_err(pi, &dev_info) != 0) 1323 continue; 1324 1325 if (dev_info.rx_desc_lim.nb_max < allowed_max_rxd) { 1326 allowed_max_rxd = dev_info.rx_desc_lim.nb_max; 1327 *pid = pi; 1328 } 1329 } 1330 return allowed_max_rxd; 1331 } 1332 1333 /* 1334 * Get the allowed minimal number of RXDs of every rx queue. 1335 * *pid return the port id which has minimal value of 1336 * min_rxd in all queues of all ports. 1337 */ 1338 static uint16_t 1339 get_allowed_min_nb_rxd(portid_t *pid) 1340 { 1341 uint16_t allowed_min_rxd = 0; 1342 portid_t pi; 1343 struct rte_eth_dev_info dev_info; 1344 1345 RTE_ETH_FOREACH_DEV(pi) { 1346 if (eth_dev_info_get_print_err(pi, &dev_info) != 0) 1347 continue; 1348 1349 if (dev_info.rx_desc_lim.nb_min > allowed_min_rxd) { 1350 allowed_min_rxd = dev_info.rx_desc_lim.nb_min; 1351 *pid = pi; 1352 } 1353 } 1354 1355 return allowed_min_rxd; 1356 } 1357 1358 /* 1359 * Check input rxd is valid or not. 1360 * If input rxd is not greater than any of maximum number 1361 * of RXDs of every Rx queues and is not less than any of 1362 * minimal number of RXDs of every Rx queues, it is valid. 1363 * if valid, return 0, else return -1 1364 */ 1365 int 1366 check_nb_rxd(queueid_t rxd) 1367 { 1368 uint16_t allowed_max_rxd; 1369 uint16_t allowed_min_rxd; 1370 portid_t pid = 0; 1371 1372 allowed_max_rxd = get_allowed_max_nb_rxd(&pid); 1373 if (rxd > allowed_max_rxd) { 1374 fprintf(stderr, 1375 "Fail: input rxd (%u) can't be greater than max_rxds (%u) of port %u\n", 1376 rxd, allowed_max_rxd, pid); 1377 return -1; 1378 } 1379 1380 allowed_min_rxd = get_allowed_min_nb_rxd(&pid); 1381 if (rxd < allowed_min_rxd) { 1382 fprintf(stderr, 1383 "Fail: input rxd (%u) can't be less than min_rxds (%u) of port %u\n", 1384 rxd, allowed_min_rxd, pid); 1385 return -1; 1386 } 1387 1388 return 0; 1389 } 1390 1391 /* 1392 * Get the allowed maximum number of TXDs of every rx queues. 1393 * *pid return the port id which has minimal value of 1394 * max_txd in every tx queue. 1395 */ 1396 static uint16_t 1397 get_allowed_max_nb_txd(portid_t *pid) 1398 { 1399 uint16_t allowed_max_txd = UINT16_MAX; 1400 portid_t pi; 1401 struct rte_eth_dev_info dev_info; 1402 1403 RTE_ETH_FOREACH_DEV(pi) { 1404 if (eth_dev_info_get_print_err(pi, &dev_info) != 0) 1405 continue; 1406 1407 if (dev_info.tx_desc_lim.nb_max < allowed_max_txd) { 1408 allowed_max_txd = dev_info.tx_desc_lim.nb_max; 1409 *pid = pi; 1410 } 1411 } 1412 return allowed_max_txd; 1413 } 1414 1415 /* 1416 * Get the allowed maximum number of TXDs of every tx queues. 1417 * *pid return the port id which has minimal value of 1418 * min_txd in every tx queue. 1419 */ 1420 static uint16_t 1421 get_allowed_min_nb_txd(portid_t *pid) 1422 { 1423 uint16_t allowed_min_txd = 0; 1424 portid_t pi; 1425 struct rte_eth_dev_info dev_info; 1426 1427 RTE_ETH_FOREACH_DEV(pi) { 1428 if (eth_dev_info_get_print_err(pi, &dev_info) != 0) 1429 continue; 1430 1431 if (dev_info.tx_desc_lim.nb_min > allowed_min_txd) { 1432 allowed_min_txd = dev_info.tx_desc_lim.nb_min; 1433 *pid = pi; 1434 } 1435 } 1436 1437 return allowed_min_txd; 1438 } 1439 1440 /* 1441 * Check input txd is valid or not. 1442 * If input txd is not greater than any of maximum number 1443 * of TXDs of every Rx queues, it is valid. 1444 * if valid, return 0, else return -1 1445 */ 1446 int 1447 check_nb_txd(queueid_t txd) 1448 { 1449 uint16_t allowed_max_txd; 1450 uint16_t allowed_min_txd; 1451 portid_t pid = 0; 1452 1453 allowed_max_txd = get_allowed_max_nb_txd(&pid); 1454 if (txd > allowed_max_txd) { 1455 fprintf(stderr, 1456 "Fail: input txd (%u) can't be greater than max_txds (%u) of port %u\n", 1457 txd, allowed_max_txd, pid); 1458 return -1; 1459 } 1460 1461 allowed_min_txd = get_allowed_min_nb_txd(&pid); 1462 if (txd < allowed_min_txd) { 1463 fprintf(stderr, 1464 "Fail: input txd (%u) can't be less than min_txds (%u) of port %u\n", 1465 txd, allowed_min_txd, pid); 1466 return -1; 1467 } 1468 return 0; 1469 } 1470 1471 1472 /* 1473 * Get the allowed maximum number of hairpin queues. 1474 * *pid return the port id which has minimal value of 1475 * max_hairpin_queues in all ports. 1476 */ 1477 queueid_t 1478 get_allowed_max_nb_hairpinq(portid_t *pid) 1479 { 1480 queueid_t allowed_max_hairpinq = RTE_MAX_QUEUES_PER_PORT; 1481 portid_t pi; 1482 struct rte_eth_hairpin_cap cap; 1483 1484 RTE_ETH_FOREACH_DEV(pi) { 1485 if (rte_eth_dev_hairpin_capability_get(pi, &cap) != 0) { 1486 *pid = pi; 1487 return 0; 1488 } 1489 if (cap.max_nb_queues < allowed_max_hairpinq) { 1490 allowed_max_hairpinq = cap.max_nb_queues; 1491 *pid = pi; 1492 } 1493 } 1494 return allowed_max_hairpinq; 1495 } 1496 1497 /* 1498 * Check input hairpin is valid or not. 1499 * If input hairpin is not greater than any of maximum number 1500 * of hairpin queues of all ports, it is valid. 1501 * if valid, return 0, else return -1 1502 */ 1503 int 1504 check_nb_hairpinq(queueid_t hairpinq) 1505 { 1506 queueid_t allowed_max_hairpinq; 1507 portid_t pid = 0; 1508 1509 allowed_max_hairpinq = get_allowed_max_nb_hairpinq(&pid); 1510 if (hairpinq > allowed_max_hairpinq) { 1511 fprintf(stderr, 1512 "Fail: input hairpin (%u) can't be greater than max_hairpin_queues (%u) of port %u\n", 1513 hairpinq, allowed_max_hairpinq, pid); 1514 return -1; 1515 } 1516 return 0; 1517 } 1518 1519 static void 1520 init_config_port_offloads(portid_t pid, uint32_t socket_id) 1521 { 1522 struct rte_port *port = &ports[pid]; 1523 uint16_t data_size; 1524 int ret; 1525 int i; 1526 1527 eth_rx_metadata_negotiate_mp(pid); 1528 1529 port->dev_conf.txmode = tx_mode; 1530 port->dev_conf.rxmode = rx_mode; 1531 1532 ret = eth_dev_info_get_print_err(pid, &port->dev_info); 1533 if (ret != 0) 1534 rte_exit(EXIT_FAILURE, "rte_eth_dev_info_get() failed\n"); 1535 1536 ret = update_jumbo_frame_offload(pid); 1537 if (ret != 0) 1538 fprintf(stderr, 1539 "Updating jumbo frame offload failed for port %u\n", 1540 pid); 1541 1542 if (!(port->dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)) 1543 port->dev_conf.txmode.offloads &= 1544 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE; 1545 1546 /* Apply Rx offloads configuration */ 1547 for (i = 0; i < port->dev_info.max_rx_queues; i++) 1548 port->rx_conf[i].offloads = port->dev_conf.rxmode.offloads; 1549 /* Apply Tx offloads configuration */ 1550 for (i = 0; i < port->dev_info.max_tx_queues; i++) 1551 port->tx_conf[i].offloads = port->dev_conf.txmode.offloads; 1552 1553 if (eth_link_speed) 1554 port->dev_conf.link_speeds = eth_link_speed; 1555 1556 /* set flag to initialize port/queue */ 1557 port->need_reconfig = 1; 1558 port->need_reconfig_queues = 1; 1559 port->socket_id = socket_id; 1560 port->tx_metadata = 0; 1561 1562 /* 1563 * Check for maximum number of segments per MTU. 1564 * Accordingly update the mbuf data size. 1565 */ 1566 if (port->dev_info.rx_desc_lim.nb_mtu_seg_max != UINT16_MAX && 1567 port->dev_info.rx_desc_lim.nb_mtu_seg_max != 0) { 1568 data_size = rx_mode.max_rx_pkt_len / 1569 port->dev_info.rx_desc_lim.nb_mtu_seg_max; 1570 1571 if ((data_size + RTE_PKTMBUF_HEADROOM) > mbuf_data_size[0]) { 1572 mbuf_data_size[0] = data_size + RTE_PKTMBUF_HEADROOM; 1573 TESTPMD_LOG(WARNING, 1574 "Configured mbuf size of the first segment %hu\n", 1575 mbuf_data_size[0]); 1576 } 1577 } 1578 } 1579 1580 static void 1581 init_config(void) 1582 { 1583 portid_t pid; 1584 struct rte_mempool *mbp; 1585 unsigned int nb_mbuf_per_pool; 1586 lcoreid_t lc_id; 1587 struct rte_gro_param gro_param; 1588 uint32_t gso_types; 1589 1590 /* Configuration of logical cores. */ 1591 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 1592 sizeof(struct fwd_lcore *) * nb_lcores, 1593 RTE_CACHE_LINE_SIZE); 1594 if (fwd_lcores == NULL) { 1595 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 1596 "failed\n", nb_lcores); 1597 } 1598 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1599 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 1600 sizeof(struct fwd_lcore), 1601 RTE_CACHE_LINE_SIZE); 1602 if (fwd_lcores[lc_id] == NULL) { 1603 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 1604 "failed\n"); 1605 } 1606 fwd_lcores[lc_id]->cpuid_idx = lc_id; 1607 } 1608 1609 RTE_ETH_FOREACH_DEV(pid) { 1610 uint32_t socket_id; 1611 1612 if (numa_support) { 1613 socket_id = port_numa[pid]; 1614 if (port_numa[pid] == NUMA_NO_CONFIG) { 1615 socket_id = rte_eth_dev_socket_id(pid); 1616 1617 /* 1618 * if socket_id is invalid, 1619 * set to the first available socket. 1620 */ 1621 if (check_socket_id(socket_id) < 0) 1622 socket_id = socket_ids[0]; 1623 } 1624 } else { 1625 socket_id = (socket_num == UMA_NO_CONFIG) ? 1626 0 : socket_num; 1627 } 1628 /* Apply default TxRx configuration for all ports */ 1629 init_config_port_offloads(pid, socket_id); 1630 } 1631 /* 1632 * Create pools of mbuf. 1633 * If NUMA support is disabled, create a single pool of mbuf in 1634 * socket 0 memory by default. 1635 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 1636 * 1637 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 1638 * nb_txd can be configured at run time. 1639 */ 1640 if (param_total_num_mbufs) 1641 nb_mbuf_per_pool = param_total_num_mbufs; 1642 else { 1643 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 1644 (nb_lcores * mb_mempool_cache) + 1645 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 1646 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 1647 } 1648 1649 if (numa_support) { 1650 uint8_t i, j; 1651 1652 for (i = 0; i < num_sockets; i++) 1653 for (j = 0; j < mbuf_data_size_n; j++) 1654 mempools[i * MAX_SEGS_BUFFER_SPLIT + j] = 1655 mbuf_pool_create(mbuf_data_size[j], 1656 nb_mbuf_per_pool, 1657 socket_ids[i], j); 1658 } else { 1659 uint8_t i; 1660 1661 for (i = 0; i < mbuf_data_size_n; i++) 1662 mempools[i] = mbuf_pool_create 1663 (mbuf_data_size[i], 1664 nb_mbuf_per_pool, 1665 socket_num == UMA_NO_CONFIG ? 1666 0 : socket_num, i); 1667 } 1668 1669 init_port_config(); 1670 1671 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 1672 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_TX_OFFLOAD_UDP_TSO; 1673 /* 1674 * Records which Mbuf pool to use by each logical core, if needed. 1675 */ 1676 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1677 mbp = mbuf_pool_find( 1678 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id]), 0); 1679 1680 if (mbp == NULL) 1681 mbp = mbuf_pool_find(0, 0); 1682 fwd_lcores[lc_id]->mbp = mbp; 1683 /* initialize GSO context */ 1684 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 1685 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 1686 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 1687 fwd_lcores[lc_id]->gso_ctx.gso_size = RTE_ETHER_MAX_LEN - 1688 RTE_ETHER_CRC_LEN; 1689 fwd_lcores[lc_id]->gso_ctx.flag = 0; 1690 } 1691 1692 fwd_config_setup(); 1693 1694 /* create a gro context for each lcore */ 1695 gro_param.gro_types = RTE_GRO_TCP_IPV4; 1696 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 1697 gro_param.max_item_per_flow = MAX_PKT_BURST; 1698 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1699 gro_param.socket_id = rte_lcore_to_socket_id( 1700 fwd_lcores_cpuids[lc_id]); 1701 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 1702 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 1703 rte_exit(EXIT_FAILURE, 1704 "rte_gro_ctx_create() failed\n"); 1705 } 1706 } 1707 } 1708 1709 1710 void 1711 reconfig(portid_t new_port_id, unsigned socket_id) 1712 { 1713 /* Reconfiguration of Ethernet ports. */ 1714 init_config_port_offloads(new_port_id, socket_id); 1715 init_port_config(); 1716 } 1717 1718 1719 int 1720 init_fwd_streams(void) 1721 { 1722 portid_t pid; 1723 struct rte_port *port; 1724 streamid_t sm_id, nb_fwd_streams_new; 1725 queueid_t q; 1726 1727 /* set socket id according to numa or not */ 1728 RTE_ETH_FOREACH_DEV(pid) { 1729 port = &ports[pid]; 1730 if (nb_rxq > port->dev_info.max_rx_queues) { 1731 fprintf(stderr, 1732 "Fail: nb_rxq(%d) is greater than max_rx_queues(%d)\n", 1733 nb_rxq, port->dev_info.max_rx_queues); 1734 return -1; 1735 } 1736 if (nb_txq > port->dev_info.max_tx_queues) { 1737 fprintf(stderr, 1738 "Fail: nb_txq(%d) is greater than max_tx_queues(%d)\n", 1739 nb_txq, port->dev_info.max_tx_queues); 1740 return -1; 1741 } 1742 if (numa_support) { 1743 if (port_numa[pid] != NUMA_NO_CONFIG) 1744 port->socket_id = port_numa[pid]; 1745 else { 1746 port->socket_id = rte_eth_dev_socket_id(pid); 1747 1748 /* 1749 * if socket_id is invalid, 1750 * set to the first available socket. 1751 */ 1752 if (check_socket_id(port->socket_id) < 0) 1753 port->socket_id = socket_ids[0]; 1754 } 1755 } 1756 else { 1757 if (socket_num == UMA_NO_CONFIG) 1758 port->socket_id = 0; 1759 else 1760 port->socket_id = socket_num; 1761 } 1762 } 1763 1764 q = RTE_MAX(nb_rxq, nb_txq); 1765 if (q == 0) { 1766 fprintf(stderr, 1767 "Fail: Cannot allocate fwd streams as number of queues is 0\n"); 1768 return -1; 1769 } 1770 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 1771 if (nb_fwd_streams_new == nb_fwd_streams) 1772 return 0; 1773 /* clear the old */ 1774 if (fwd_streams != NULL) { 1775 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1776 if (fwd_streams[sm_id] == NULL) 1777 continue; 1778 rte_free(fwd_streams[sm_id]); 1779 fwd_streams[sm_id] = NULL; 1780 } 1781 rte_free(fwd_streams); 1782 fwd_streams = NULL; 1783 } 1784 1785 /* init new */ 1786 nb_fwd_streams = nb_fwd_streams_new; 1787 if (nb_fwd_streams) { 1788 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 1789 sizeof(struct fwd_stream *) * nb_fwd_streams, 1790 RTE_CACHE_LINE_SIZE); 1791 if (fwd_streams == NULL) 1792 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d" 1793 " (struct fwd_stream *)) failed\n", 1794 nb_fwd_streams); 1795 1796 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1797 fwd_streams[sm_id] = rte_zmalloc("testpmd:" 1798 " struct fwd_stream", sizeof(struct fwd_stream), 1799 RTE_CACHE_LINE_SIZE); 1800 if (fwd_streams[sm_id] == NULL) 1801 rte_exit(EXIT_FAILURE, "rte_zmalloc" 1802 "(struct fwd_stream) failed\n"); 1803 } 1804 } 1805 1806 return 0; 1807 } 1808 1809 static void 1810 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 1811 { 1812 uint64_t total_burst, sburst; 1813 uint64_t nb_burst; 1814 uint64_t burst_stats[4]; 1815 uint16_t pktnb_stats[4]; 1816 uint16_t nb_pkt; 1817 int burst_percent[4], sburstp; 1818 int i; 1819 1820 /* 1821 * First compute the total number of packet bursts and the 1822 * two highest numbers of bursts of the same number of packets. 1823 */ 1824 memset(&burst_stats, 0x0, sizeof(burst_stats)); 1825 memset(&pktnb_stats, 0x0, sizeof(pktnb_stats)); 1826 1827 /* Show stats for 0 burst size always */ 1828 total_burst = pbs->pkt_burst_spread[0]; 1829 burst_stats[0] = pbs->pkt_burst_spread[0]; 1830 pktnb_stats[0] = 0; 1831 1832 /* Find the next 2 burst sizes with highest occurrences. */ 1833 for (nb_pkt = 1; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 1834 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 1835 1836 if (nb_burst == 0) 1837 continue; 1838 1839 total_burst += nb_burst; 1840 1841 if (nb_burst > burst_stats[1]) { 1842 burst_stats[2] = burst_stats[1]; 1843 pktnb_stats[2] = pktnb_stats[1]; 1844 burst_stats[1] = nb_burst; 1845 pktnb_stats[1] = nb_pkt; 1846 } else if (nb_burst > burst_stats[2]) { 1847 burst_stats[2] = nb_burst; 1848 pktnb_stats[2] = nb_pkt; 1849 } 1850 } 1851 if (total_burst == 0) 1852 return; 1853 1854 printf(" %s-bursts : %"PRIu64" [", rx_tx, total_burst); 1855 for (i = 0, sburst = 0, sburstp = 0; i < 4; i++) { 1856 if (i == 3) { 1857 printf("%d%% of other]\n", 100 - sburstp); 1858 return; 1859 } 1860 1861 sburst += burst_stats[i]; 1862 if (sburst == total_burst) { 1863 printf("%d%% of %d pkts]\n", 1864 100 - sburstp, (int) pktnb_stats[i]); 1865 return; 1866 } 1867 1868 burst_percent[i] = 1869 (double)burst_stats[i] / total_burst * 100; 1870 printf("%d%% of %d pkts + ", 1871 burst_percent[i], (int) pktnb_stats[i]); 1872 sburstp += burst_percent[i]; 1873 } 1874 } 1875 1876 static void 1877 fwd_stream_stats_display(streamid_t stream_id) 1878 { 1879 struct fwd_stream *fs; 1880 static const char *fwd_top_stats_border = "-------"; 1881 1882 fs = fwd_streams[stream_id]; 1883 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 1884 (fs->fwd_dropped == 0)) 1885 return; 1886 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 1887 "TX Port=%2d/Queue=%2d %s\n", 1888 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 1889 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 1890 printf(" RX-packets: %-14"PRIu64" TX-packets: %-14"PRIu64 1891 " TX-dropped: %-14"PRIu64, 1892 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 1893 1894 /* if checksum mode */ 1895 if (cur_fwd_eng == &csum_fwd_engine) { 1896 printf(" RX- bad IP checksum: %-14"PRIu64 1897 " Rx- bad L4 checksum: %-14"PRIu64 1898 " Rx- bad outer L4 checksum: %-14"PRIu64"\n", 1899 fs->rx_bad_ip_csum, fs->rx_bad_l4_csum, 1900 fs->rx_bad_outer_l4_csum); 1901 printf(" RX- bad outer IP checksum: %-14"PRIu64"\n", 1902 fs->rx_bad_outer_ip_csum); 1903 } else { 1904 printf("\n"); 1905 } 1906 1907 if (record_burst_stats) { 1908 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 1909 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 1910 } 1911 } 1912 1913 void 1914 fwd_stats_display(void) 1915 { 1916 static const char *fwd_stats_border = "----------------------"; 1917 static const char *acc_stats_border = "+++++++++++++++"; 1918 struct { 1919 struct fwd_stream *rx_stream; 1920 struct fwd_stream *tx_stream; 1921 uint64_t tx_dropped; 1922 uint64_t rx_bad_ip_csum; 1923 uint64_t rx_bad_l4_csum; 1924 uint64_t rx_bad_outer_l4_csum; 1925 uint64_t rx_bad_outer_ip_csum; 1926 } ports_stats[RTE_MAX_ETHPORTS]; 1927 uint64_t total_rx_dropped = 0; 1928 uint64_t total_tx_dropped = 0; 1929 uint64_t total_rx_nombuf = 0; 1930 struct rte_eth_stats stats; 1931 uint64_t fwd_cycles = 0; 1932 uint64_t total_recv = 0; 1933 uint64_t total_xmit = 0; 1934 struct rte_port *port; 1935 streamid_t sm_id; 1936 portid_t pt_id; 1937 int i; 1938 1939 memset(ports_stats, 0, sizeof(ports_stats)); 1940 1941 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1942 struct fwd_stream *fs = fwd_streams[sm_id]; 1943 1944 if (cur_fwd_config.nb_fwd_streams > 1945 cur_fwd_config.nb_fwd_ports) { 1946 fwd_stream_stats_display(sm_id); 1947 } else { 1948 ports_stats[fs->tx_port].tx_stream = fs; 1949 ports_stats[fs->rx_port].rx_stream = fs; 1950 } 1951 1952 ports_stats[fs->tx_port].tx_dropped += fs->fwd_dropped; 1953 1954 ports_stats[fs->rx_port].rx_bad_ip_csum += fs->rx_bad_ip_csum; 1955 ports_stats[fs->rx_port].rx_bad_l4_csum += fs->rx_bad_l4_csum; 1956 ports_stats[fs->rx_port].rx_bad_outer_l4_csum += 1957 fs->rx_bad_outer_l4_csum; 1958 ports_stats[fs->rx_port].rx_bad_outer_ip_csum += 1959 fs->rx_bad_outer_ip_csum; 1960 1961 if (record_core_cycles) 1962 fwd_cycles += fs->core_cycles; 1963 } 1964 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1965 pt_id = fwd_ports_ids[i]; 1966 port = &ports[pt_id]; 1967 1968 rte_eth_stats_get(pt_id, &stats); 1969 stats.ipackets -= port->stats.ipackets; 1970 stats.opackets -= port->stats.opackets; 1971 stats.ibytes -= port->stats.ibytes; 1972 stats.obytes -= port->stats.obytes; 1973 stats.imissed -= port->stats.imissed; 1974 stats.oerrors -= port->stats.oerrors; 1975 stats.rx_nombuf -= port->stats.rx_nombuf; 1976 1977 total_recv += stats.ipackets; 1978 total_xmit += stats.opackets; 1979 total_rx_dropped += stats.imissed; 1980 total_tx_dropped += ports_stats[pt_id].tx_dropped; 1981 total_tx_dropped += stats.oerrors; 1982 total_rx_nombuf += stats.rx_nombuf; 1983 1984 printf("\n %s Forward statistics for port %-2d %s\n", 1985 fwd_stats_border, pt_id, fwd_stats_border); 1986 1987 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64 1988 "RX-total: %-"PRIu64"\n", stats.ipackets, stats.imissed, 1989 stats.ipackets + stats.imissed); 1990 1991 if (cur_fwd_eng == &csum_fwd_engine) { 1992 printf(" Bad-ipcsum: %-14"PRIu64 1993 " Bad-l4csum: %-14"PRIu64 1994 "Bad-outer-l4csum: %-14"PRIu64"\n", 1995 ports_stats[pt_id].rx_bad_ip_csum, 1996 ports_stats[pt_id].rx_bad_l4_csum, 1997 ports_stats[pt_id].rx_bad_outer_l4_csum); 1998 printf(" Bad-outer-ipcsum: %-14"PRIu64"\n", 1999 ports_stats[pt_id].rx_bad_outer_ip_csum); 2000 } 2001 if (stats.ierrors + stats.rx_nombuf > 0) { 2002 printf(" RX-error: %-"PRIu64"\n", stats.ierrors); 2003 printf(" RX-nombufs: %-14"PRIu64"\n", stats.rx_nombuf); 2004 } 2005 2006 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64 2007 "TX-total: %-"PRIu64"\n", 2008 stats.opackets, ports_stats[pt_id].tx_dropped, 2009 stats.opackets + ports_stats[pt_id].tx_dropped); 2010 2011 if (record_burst_stats) { 2012 if (ports_stats[pt_id].rx_stream) 2013 pkt_burst_stats_display("RX", 2014 &ports_stats[pt_id].rx_stream->rx_burst_stats); 2015 if (ports_stats[pt_id].tx_stream) 2016 pkt_burst_stats_display("TX", 2017 &ports_stats[pt_id].tx_stream->tx_burst_stats); 2018 } 2019 2020 printf(" %s--------------------------------%s\n", 2021 fwd_stats_border, fwd_stats_border); 2022 } 2023 2024 printf("\n %s Accumulated forward statistics for all ports" 2025 "%s\n", 2026 acc_stats_border, acc_stats_border); 2027 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 2028 "%-"PRIu64"\n" 2029 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 2030 "%-"PRIu64"\n", 2031 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 2032 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 2033 if (total_rx_nombuf > 0) 2034 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 2035 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 2036 "%s\n", 2037 acc_stats_border, acc_stats_border); 2038 if (record_core_cycles) { 2039 #define CYC_PER_MHZ 1E6 2040 if (total_recv > 0 || total_xmit > 0) { 2041 uint64_t total_pkts = 0; 2042 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 || 2043 strcmp(cur_fwd_eng->fwd_mode_name, "flowgen") == 0) 2044 total_pkts = total_xmit; 2045 else 2046 total_pkts = total_recv; 2047 2048 printf("\n CPU cycles/packet=%.2F (total cycles=" 2049 "%"PRIu64" / total %s packets=%"PRIu64") at %"PRIu64 2050 " MHz Clock\n", 2051 (double) fwd_cycles / total_pkts, 2052 fwd_cycles, cur_fwd_eng->fwd_mode_name, total_pkts, 2053 (uint64_t)(rte_get_tsc_hz() / CYC_PER_MHZ)); 2054 } 2055 } 2056 } 2057 2058 void 2059 fwd_stats_reset(void) 2060 { 2061 streamid_t sm_id; 2062 portid_t pt_id; 2063 int i; 2064 2065 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 2066 pt_id = fwd_ports_ids[i]; 2067 rte_eth_stats_get(pt_id, &ports[pt_id].stats); 2068 } 2069 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 2070 struct fwd_stream *fs = fwd_streams[sm_id]; 2071 2072 fs->rx_packets = 0; 2073 fs->tx_packets = 0; 2074 fs->fwd_dropped = 0; 2075 fs->rx_bad_ip_csum = 0; 2076 fs->rx_bad_l4_csum = 0; 2077 fs->rx_bad_outer_l4_csum = 0; 2078 fs->rx_bad_outer_ip_csum = 0; 2079 2080 memset(&fs->rx_burst_stats, 0, sizeof(fs->rx_burst_stats)); 2081 memset(&fs->tx_burst_stats, 0, sizeof(fs->tx_burst_stats)); 2082 fs->core_cycles = 0; 2083 } 2084 } 2085 2086 static void 2087 flush_fwd_rx_queues(void) 2088 { 2089 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 2090 portid_t rxp; 2091 portid_t port_id; 2092 queueid_t rxq; 2093 uint16_t nb_rx; 2094 uint16_t i; 2095 uint8_t j; 2096 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 2097 uint64_t timer_period; 2098 2099 if (num_procs > 1) { 2100 printf("multi-process not support for flushing fwd Rx queues, skip the below lines and return.\n"); 2101 return; 2102 } 2103 2104 /* convert to number of cycles */ 2105 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 2106 2107 for (j = 0; j < 2; j++) { 2108 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 2109 for (rxq = 0; rxq < nb_rxq; rxq++) { 2110 port_id = fwd_ports_ids[rxp]; 2111 /** 2112 * testpmd can stuck in the below do while loop 2113 * if rte_eth_rx_burst() always returns nonzero 2114 * packets. So timer is added to exit this loop 2115 * after 1sec timer expiry. 2116 */ 2117 prev_tsc = rte_rdtsc(); 2118 do { 2119 nb_rx = rte_eth_rx_burst(port_id, rxq, 2120 pkts_burst, MAX_PKT_BURST); 2121 for (i = 0; i < nb_rx; i++) 2122 rte_pktmbuf_free(pkts_burst[i]); 2123 2124 cur_tsc = rte_rdtsc(); 2125 diff_tsc = cur_tsc - prev_tsc; 2126 timer_tsc += diff_tsc; 2127 } while ((nb_rx > 0) && 2128 (timer_tsc < timer_period)); 2129 timer_tsc = 0; 2130 } 2131 } 2132 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 2133 } 2134 } 2135 2136 static void 2137 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 2138 { 2139 struct fwd_stream **fsm; 2140 streamid_t nb_fs; 2141 streamid_t sm_id; 2142 #ifdef RTE_LIB_BITRATESTATS 2143 uint64_t tics_per_1sec; 2144 uint64_t tics_datum; 2145 uint64_t tics_current; 2146 uint16_t i, cnt_ports; 2147 2148 cnt_ports = nb_ports; 2149 tics_datum = rte_rdtsc(); 2150 tics_per_1sec = rte_get_timer_hz(); 2151 #endif 2152 fsm = &fwd_streams[fc->stream_idx]; 2153 nb_fs = fc->stream_nb; 2154 do { 2155 for (sm_id = 0; sm_id < nb_fs; sm_id++) 2156 (*pkt_fwd)(fsm[sm_id]); 2157 #ifdef RTE_LIB_BITRATESTATS 2158 if (bitrate_enabled != 0 && 2159 bitrate_lcore_id == rte_lcore_id()) { 2160 tics_current = rte_rdtsc(); 2161 if (tics_current - tics_datum >= tics_per_1sec) { 2162 /* Periodic bitrate calculation */ 2163 for (i = 0; i < cnt_ports; i++) 2164 rte_stats_bitrate_calc(bitrate_data, 2165 ports_ids[i]); 2166 tics_datum = tics_current; 2167 } 2168 } 2169 #endif 2170 #ifdef RTE_LIB_LATENCYSTATS 2171 if (latencystats_enabled != 0 && 2172 latencystats_lcore_id == rte_lcore_id()) 2173 rte_latencystats_update(); 2174 #endif 2175 2176 } while (! fc->stopped); 2177 } 2178 2179 static int 2180 start_pkt_forward_on_core(void *fwd_arg) 2181 { 2182 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 2183 cur_fwd_config.fwd_eng->packet_fwd); 2184 return 0; 2185 } 2186 2187 /* 2188 * Run the TXONLY packet forwarding engine to send a single burst of packets. 2189 * Used to start communication flows in network loopback test configurations. 2190 */ 2191 static int 2192 run_one_txonly_burst_on_core(void *fwd_arg) 2193 { 2194 struct fwd_lcore *fwd_lc; 2195 struct fwd_lcore tmp_lcore; 2196 2197 fwd_lc = (struct fwd_lcore *) fwd_arg; 2198 tmp_lcore = *fwd_lc; 2199 tmp_lcore.stopped = 1; 2200 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 2201 return 0; 2202 } 2203 2204 /* 2205 * Launch packet forwarding: 2206 * - Setup per-port forwarding context. 2207 * - launch logical cores with their forwarding configuration. 2208 */ 2209 static void 2210 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 2211 { 2212 unsigned int i; 2213 unsigned int lc_id; 2214 int diag; 2215 2216 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 2217 lc_id = fwd_lcores_cpuids[i]; 2218 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 2219 fwd_lcores[i]->stopped = 0; 2220 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 2221 fwd_lcores[i], lc_id); 2222 if (diag != 0) 2223 fprintf(stderr, 2224 "launch lcore %u failed - diag=%d\n", 2225 lc_id, diag); 2226 } 2227 } 2228 } 2229 2230 /* 2231 * Launch packet forwarding configuration. 2232 */ 2233 void 2234 start_packet_forwarding(int with_tx_first) 2235 { 2236 port_fwd_begin_t port_fwd_begin; 2237 port_fwd_end_t port_fwd_end; 2238 unsigned int i; 2239 2240 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 2241 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 2242 2243 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 2244 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 2245 2246 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 2247 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 2248 (!nb_rxq || !nb_txq)) 2249 rte_exit(EXIT_FAILURE, 2250 "Either rxq or txq are 0, cannot use %s fwd mode\n", 2251 cur_fwd_eng->fwd_mode_name); 2252 2253 if (all_ports_started() == 0) { 2254 fprintf(stderr, "Not all ports were started\n"); 2255 return; 2256 } 2257 if (test_done == 0) { 2258 fprintf(stderr, "Packet forwarding already started\n"); 2259 return; 2260 } 2261 2262 fwd_config_setup(); 2263 2264 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 2265 if (port_fwd_begin != NULL) { 2266 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 2267 if (port_fwd_begin(fwd_ports_ids[i])) { 2268 fprintf(stderr, 2269 "Packet forwarding is not ready\n"); 2270 return; 2271 } 2272 } 2273 } 2274 2275 if (with_tx_first) { 2276 port_fwd_begin = tx_only_engine.port_fwd_begin; 2277 if (port_fwd_begin != NULL) { 2278 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 2279 if (port_fwd_begin(fwd_ports_ids[i])) { 2280 fprintf(stderr, 2281 "Packet forwarding is not ready\n"); 2282 return; 2283 } 2284 } 2285 } 2286 } 2287 2288 test_done = 0; 2289 2290 if(!no_flush_rx) 2291 flush_fwd_rx_queues(); 2292 2293 pkt_fwd_config_display(&cur_fwd_config); 2294 rxtx_config_display(); 2295 2296 fwd_stats_reset(); 2297 if (with_tx_first) { 2298 while (with_tx_first--) { 2299 launch_packet_forwarding( 2300 run_one_txonly_burst_on_core); 2301 rte_eal_mp_wait_lcore(); 2302 } 2303 port_fwd_end = tx_only_engine.port_fwd_end; 2304 if (port_fwd_end != NULL) { 2305 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 2306 (*port_fwd_end)(fwd_ports_ids[i]); 2307 } 2308 } 2309 launch_packet_forwarding(start_pkt_forward_on_core); 2310 } 2311 2312 void 2313 stop_packet_forwarding(void) 2314 { 2315 port_fwd_end_t port_fwd_end; 2316 lcoreid_t lc_id; 2317 portid_t pt_id; 2318 int i; 2319 2320 if (test_done) { 2321 fprintf(stderr, "Packet forwarding not started\n"); 2322 return; 2323 } 2324 printf("Telling cores to stop..."); 2325 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 2326 fwd_lcores[lc_id]->stopped = 1; 2327 printf("\nWaiting for lcores to finish...\n"); 2328 rte_eal_mp_wait_lcore(); 2329 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 2330 if (port_fwd_end != NULL) { 2331 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 2332 pt_id = fwd_ports_ids[i]; 2333 (*port_fwd_end)(pt_id); 2334 } 2335 } 2336 2337 fwd_stats_display(); 2338 2339 printf("\nDone.\n"); 2340 test_done = 1; 2341 } 2342 2343 void 2344 dev_set_link_up(portid_t pid) 2345 { 2346 if (rte_eth_dev_set_link_up(pid) < 0) 2347 fprintf(stderr, "\nSet link up fail.\n"); 2348 } 2349 2350 void 2351 dev_set_link_down(portid_t pid) 2352 { 2353 if (rte_eth_dev_set_link_down(pid) < 0) 2354 fprintf(stderr, "\nSet link down fail.\n"); 2355 } 2356 2357 static int 2358 all_ports_started(void) 2359 { 2360 portid_t pi; 2361 struct rte_port *port; 2362 2363 RTE_ETH_FOREACH_DEV(pi) { 2364 port = &ports[pi]; 2365 /* Check if there is a port which is not started */ 2366 if ((port->port_status != RTE_PORT_STARTED) && 2367 (port->slave_flag == 0)) 2368 return 0; 2369 } 2370 2371 /* No port is not started */ 2372 return 1; 2373 } 2374 2375 int 2376 port_is_stopped(portid_t port_id) 2377 { 2378 struct rte_port *port = &ports[port_id]; 2379 2380 if ((port->port_status != RTE_PORT_STOPPED) && 2381 (port->slave_flag == 0)) 2382 return 0; 2383 return 1; 2384 } 2385 2386 int 2387 all_ports_stopped(void) 2388 { 2389 portid_t pi; 2390 2391 RTE_ETH_FOREACH_DEV(pi) { 2392 if (!port_is_stopped(pi)) 2393 return 0; 2394 } 2395 2396 return 1; 2397 } 2398 2399 int 2400 port_is_started(portid_t port_id) 2401 { 2402 if (port_id_is_invalid(port_id, ENABLED_WARN)) 2403 return 0; 2404 2405 if (ports[port_id].port_status != RTE_PORT_STARTED) 2406 return 0; 2407 2408 return 1; 2409 } 2410 2411 /* Configure the Rx and Tx hairpin queues for the selected port. */ 2412 static int 2413 setup_hairpin_queues(portid_t pi, portid_t p_pi, uint16_t cnt_pi) 2414 { 2415 queueid_t qi; 2416 struct rte_eth_hairpin_conf hairpin_conf = { 2417 .peer_count = 1, 2418 }; 2419 int i; 2420 int diag; 2421 struct rte_port *port = &ports[pi]; 2422 uint16_t peer_rx_port = pi; 2423 uint16_t peer_tx_port = pi; 2424 uint32_t manual = 1; 2425 uint32_t tx_exp = hairpin_mode & 0x10; 2426 2427 if (!(hairpin_mode & 0xf)) { 2428 peer_rx_port = pi; 2429 peer_tx_port = pi; 2430 manual = 0; 2431 } else if (hairpin_mode & 0x1) { 2432 peer_tx_port = rte_eth_find_next_owned_by(pi + 1, 2433 RTE_ETH_DEV_NO_OWNER); 2434 if (peer_tx_port >= RTE_MAX_ETHPORTS) 2435 peer_tx_port = rte_eth_find_next_owned_by(0, 2436 RTE_ETH_DEV_NO_OWNER); 2437 if (p_pi != RTE_MAX_ETHPORTS) { 2438 peer_rx_port = p_pi; 2439 } else { 2440 uint16_t next_pi; 2441 2442 /* Last port will be the peer RX port of the first. */ 2443 RTE_ETH_FOREACH_DEV(next_pi) 2444 peer_rx_port = next_pi; 2445 } 2446 manual = 1; 2447 } else if (hairpin_mode & 0x2) { 2448 if (cnt_pi & 0x1) { 2449 peer_rx_port = p_pi; 2450 } else { 2451 peer_rx_port = rte_eth_find_next_owned_by(pi + 1, 2452 RTE_ETH_DEV_NO_OWNER); 2453 if (peer_rx_port >= RTE_MAX_ETHPORTS) 2454 peer_rx_port = pi; 2455 } 2456 peer_tx_port = peer_rx_port; 2457 manual = 1; 2458 } 2459 2460 for (qi = nb_txq, i = 0; qi < nb_hairpinq + nb_txq; qi++) { 2461 hairpin_conf.peers[0].port = peer_rx_port; 2462 hairpin_conf.peers[0].queue = i + nb_rxq; 2463 hairpin_conf.manual_bind = !!manual; 2464 hairpin_conf.tx_explicit = !!tx_exp; 2465 diag = rte_eth_tx_hairpin_queue_setup 2466 (pi, qi, nb_txd, &hairpin_conf); 2467 i++; 2468 if (diag == 0) 2469 continue; 2470 2471 /* Fail to setup rx queue, return */ 2472 if (rte_atomic16_cmpset(&(port->port_status), 2473 RTE_PORT_HANDLING, 2474 RTE_PORT_STOPPED) == 0) 2475 fprintf(stderr, 2476 "Port %d can not be set back to stopped\n", pi); 2477 fprintf(stderr, "Fail to configure port %d hairpin queues\n", 2478 pi); 2479 /* try to reconfigure queues next time */ 2480 port->need_reconfig_queues = 1; 2481 return -1; 2482 } 2483 for (qi = nb_rxq, i = 0; qi < nb_hairpinq + nb_rxq; qi++) { 2484 hairpin_conf.peers[0].port = peer_tx_port; 2485 hairpin_conf.peers[0].queue = i + nb_txq; 2486 hairpin_conf.manual_bind = !!manual; 2487 hairpin_conf.tx_explicit = !!tx_exp; 2488 diag = rte_eth_rx_hairpin_queue_setup 2489 (pi, qi, nb_rxd, &hairpin_conf); 2490 i++; 2491 if (diag == 0) 2492 continue; 2493 2494 /* Fail to setup rx queue, return */ 2495 if (rte_atomic16_cmpset(&(port->port_status), 2496 RTE_PORT_HANDLING, 2497 RTE_PORT_STOPPED) == 0) 2498 fprintf(stderr, 2499 "Port %d can not be set back to stopped\n", pi); 2500 fprintf(stderr, "Fail to configure port %d hairpin queues\n", 2501 pi); 2502 /* try to reconfigure queues next time */ 2503 port->need_reconfig_queues = 1; 2504 return -1; 2505 } 2506 return 0; 2507 } 2508 2509 /* Configure the Rx with optional split. */ 2510 int 2511 rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id, 2512 uint16_t nb_rx_desc, unsigned int socket_id, 2513 struct rte_eth_rxconf *rx_conf, struct rte_mempool *mp) 2514 { 2515 union rte_eth_rxseg rx_useg[MAX_SEGS_BUFFER_SPLIT] = {}; 2516 unsigned int i, mp_n; 2517 int ret; 2518 2519 if (rx_pkt_nb_segs <= 1 || 2520 (rx_conf->offloads & RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT) == 0) { 2521 rx_conf->rx_seg = NULL; 2522 rx_conf->rx_nseg = 0; 2523 ret = rte_eth_rx_queue_setup(port_id, rx_queue_id, 2524 nb_rx_desc, socket_id, 2525 rx_conf, mp); 2526 return ret; 2527 } 2528 for (i = 0; i < rx_pkt_nb_segs; i++) { 2529 struct rte_eth_rxseg_split *rx_seg = &rx_useg[i].split; 2530 struct rte_mempool *mpx; 2531 /* 2532 * Use last valid pool for the segments with number 2533 * exceeding the pool index. 2534 */ 2535 mp_n = (i > mbuf_data_size_n) ? mbuf_data_size_n - 1 : i; 2536 mpx = mbuf_pool_find(socket_id, mp_n); 2537 /* Handle zero as mbuf data buffer size. */ 2538 rx_seg->length = rx_pkt_seg_lengths[i] ? 2539 rx_pkt_seg_lengths[i] : 2540 mbuf_data_size[mp_n]; 2541 rx_seg->offset = i < rx_pkt_nb_offs ? 2542 rx_pkt_seg_offsets[i] : 0; 2543 rx_seg->mp = mpx ? mpx : mp; 2544 } 2545 rx_conf->rx_nseg = rx_pkt_nb_segs; 2546 rx_conf->rx_seg = rx_useg; 2547 ret = rte_eth_rx_queue_setup(port_id, rx_queue_id, nb_rx_desc, 2548 socket_id, rx_conf, NULL); 2549 rx_conf->rx_seg = NULL; 2550 rx_conf->rx_nseg = 0; 2551 return ret; 2552 } 2553 2554 int 2555 start_port(portid_t pid) 2556 { 2557 int diag, need_check_link_status = -1; 2558 portid_t pi; 2559 portid_t p_pi = RTE_MAX_ETHPORTS; 2560 portid_t pl[RTE_MAX_ETHPORTS]; 2561 portid_t peer_pl[RTE_MAX_ETHPORTS]; 2562 uint16_t cnt_pi = 0; 2563 uint16_t cfg_pi = 0; 2564 int peer_pi; 2565 queueid_t qi; 2566 struct rte_port *port; 2567 struct rte_eth_hairpin_cap cap; 2568 2569 if (port_id_is_invalid(pid, ENABLED_WARN)) 2570 return 0; 2571 2572 RTE_ETH_FOREACH_DEV(pi) { 2573 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2574 continue; 2575 2576 need_check_link_status = 0; 2577 port = &ports[pi]; 2578 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 2579 RTE_PORT_HANDLING) == 0) { 2580 fprintf(stderr, "Port %d is now not stopped\n", pi); 2581 continue; 2582 } 2583 2584 if (port->need_reconfig > 0) { 2585 port->need_reconfig = 0; 2586 2587 if (flow_isolate_all) { 2588 int ret = port_flow_isolate(pi, 1); 2589 if (ret) { 2590 fprintf(stderr, 2591 "Failed to apply isolated mode on port %d\n", 2592 pi); 2593 return -1; 2594 } 2595 } 2596 configure_rxtx_dump_callbacks(0); 2597 printf("Configuring Port %d (socket %u)\n", pi, 2598 port->socket_id); 2599 if (nb_hairpinq > 0 && 2600 rte_eth_dev_hairpin_capability_get(pi, &cap)) { 2601 fprintf(stderr, 2602 "Port %d doesn't support hairpin queues\n", 2603 pi); 2604 return -1; 2605 } 2606 /* configure port */ 2607 diag = eth_dev_configure_mp(pi, nb_rxq + nb_hairpinq, 2608 nb_txq + nb_hairpinq, 2609 &(port->dev_conf)); 2610 if (diag != 0) { 2611 if (rte_atomic16_cmpset(&(port->port_status), 2612 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2613 fprintf(stderr, 2614 "Port %d can not be set back to stopped\n", 2615 pi); 2616 fprintf(stderr, "Fail to configure port %d\n", 2617 pi); 2618 /* try to reconfigure port next time */ 2619 port->need_reconfig = 1; 2620 return -1; 2621 } 2622 } 2623 if (port->need_reconfig_queues > 0 && is_proc_primary()) { 2624 port->need_reconfig_queues = 0; 2625 /* setup tx queues */ 2626 for (qi = 0; qi < nb_txq; qi++) { 2627 if ((numa_support) && 2628 (txring_numa[pi] != NUMA_NO_CONFIG)) 2629 diag = rte_eth_tx_queue_setup(pi, qi, 2630 port->nb_tx_desc[qi], 2631 txring_numa[pi], 2632 &(port->tx_conf[qi])); 2633 else 2634 diag = rte_eth_tx_queue_setup(pi, qi, 2635 port->nb_tx_desc[qi], 2636 port->socket_id, 2637 &(port->tx_conf[qi])); 2638 2639 if (diag == 0) 2640 continue; 2641 2642 /* Fail to setup tx queue, return */ 2643 if (rte_atomic16_cmpset(&(port->port_status), 2644 RTE_PORT_HANDLING, 2645 RTE_PORT_STOPPED) == 0) 2646 fprintf(stderr, 2647 "Port %d can not be set back to stopped\n", 2648 pi); 2649 fprintf(stderr, 2650 "Fail to configure port %d tx queues\n", 2651 pi); 2652 /* try to reconfigure queues next time */ 2653 port->need_reconfig_queues = 1; 2654 return -1; 2655 } 2656 for (qi = 0; qi < nb_rxq; qi++) { 2657 /* setup rx queues */ 2658 if ((numa_support) && 2659 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 2660 struct rte_mempool * mp = 2661 mbuf_pool_find 2662 (rxring_numa[pi], 0); 2663 if (mp == NULL) { 2664 fprintf(stderr, 2665 "Failed to setup RX queue: No mempool allocation on the socket %d\n", 2666 rxring_numa[pi]); 2667 return -1; 2668 } 2669 2670 diag = rx_queue_setup(pi, qi, 2671 port->nb_rx_desc[qi], 2672 rxring_numa[pi], 2673 &(port->rx_conf[qi]), 2674 mp); 2675 } else { 2676 struct rte_mempool *mp = 2677 mbuf_pool_find 2678 (port->socket_id, 0); 2679 if (mp == NULL) { 2680 fprintf(stderr, 2681 "Failed to setup RX queue: No mempool allocation on the socket %d\n", 2682 port->socket_id); 2683 return -1; 2684 } 2685 diag = rx_queue_setup(pi, qi, 2686 port->nb_rx_desc[qi], 2687 port->socket_id, 2688 &(port->rx_conf[qi]), 2689 mp); 2690 } 2691 if (diag == 0) 2692 continue; 2693 2694 /* Fail to setup rx queue, return */ 2695 if (rte_atomic16_cmpset(&(port->port_status), 2696 RTE_PORT_HANDLING, 2697 RTE_PORT_STOPPED) == 0) 2698 fprintf(stderr, 2699 "Port %d can not be set back to stopped\n", 2700 pi); 2701 fprintf(stderr, 2702 "Fail to configure port %d rx queues\n", 2703 pi); 2704 /* try to reconfigure queues next time */ 2705 port->need_reconfig_queues = 1; 2706 return -1; 2707 } 2708 /* setup hairpin queues */ 2709 if (setup_hairpin_queues(pi, p_pi, cnt_pi) != 0) 2710 return -1; 2711 } 2712 configure_rxtx_dump_callbacks(verbose_level); 2713 if (clear_ptypes) { 2714 diag = rte_eth_dev_set_ptypes(pi, RTE_PTYPE_UNKNOWN, 2715 NULL, 0); 2716 if (diag < 0) 2717 fprintf(stderr, 2718 "Port %d: Failed to disable Ptype parsing\n", 2719 pi); 2720 } 2721 2722 p_pi = pi; 2723 cnt_pi++; 2724 2725 /* start port */ 2726 diag = eth_dev_start_mp(pi); 2727 if (diag < 0) { 2728 fprintf(stderr, "Fail to start port %d: %s\n", 2729 pi, rte_strerror(-diag)); 2730 2731 /* Fail to setup rx queue, return */ 2732 if (rte_atomic16_cmpset(&(port->port_status), 2733 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2734 fprintf(stderr, 2735 "Port %d can not be set back to stopped\n", 2736 pi); 2737 continue; 2738 } 2739 2740 if (rte_atomic16_cmpset(&(port->port_status), 2741 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 2742 fprintf(stderr, "Port %d can not be set into started\n", 2743 pi); 2744 2745 if (eth_macaddr_get_print_err(pi, &port->eth_addr) == 0) 2746 printf("Port %d: " RTE_ETHER_ADDR_PRT_FMT "\n", pi, 2747 RTE_ETHER_ADDR_BYTES(&port->eth_addr)); 2748 2749 /* at least one port started, need checking link status */ 2750 need_check_link_status = 1; 2751 2752 pl[cfg_pi++] = pi; 2753 } 2754 2755 if (need_check_link_status == 1 && !no_link_check) 2756 check_all_ports_link_status(RTE_PORT_ALL); 2757 else if (need_check_link_status == 0) 2758 fprintf(stderr, "Please stop the ports first\n"); 2759 2760 if (hairpin_mode & 0xf) { 2761 uint16_t i; 2762 int j; 2763 2764 /* bind all started hairpin ports */ 2765 for (i = 0; i < cfg_pi; i++) { 2766 pi = pl[i]; 2767 /* bind current Tx to all peer Rx */ 2768 peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl, 2769 RTE_MAX_ETHPORTS, 1); 2770 if (peer_pi < 0) 2771 return peer_pi; 2772 for (j = 0; j < peer_pi; j++) { 2773 if (!port_is_started(peer_pl[j])) 2774 continue; 2775 diag = rte_eth_hairpin_bind(pi, peer_pl[j]); 2776 if (diag < 0) { 2777 fprintf(stderr, 2778 "Error during binding hairpin Tx port %u to %u: %s\n", 2779 pi, peer_pl[j], 2780 rte_strerror(-diag)); 2781 return -1; 2782 } 2783 } 2784 /* bind all peer Tx to current Rx */ 2785 peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl, 2786 RTE_MAX_ETHPORTS, 0); 2787 if (peer_pi < 0) 2788 return peer_pi; 2789 for (j = 0; j < peer_pi; j++) { 2790 if (!port_is_started(peer_pl[j])) 2791 continue; 2792 diag = rte_eth_hairpin_bind(peer_pl[j], pi); 2793 if (diag < 0) { 2794 fprintf(stderr, 2795 "Error during binding hairpin Tx port %u to %u: %s\n", 2796 peer_pl[j], pi, 2797 rte_strerror(-diag)); 2798 return -1; 2799 } 2800 } 2801 } 2802 } 2803 2804 printf("Done\n"); 2805 return 0; 2806 } 2807 2808 void 2809 stop_port(portid_t pid) 2810 { 2811 portid_t pi; 2812 struct rte_port *port; 2813 int need_check_link_status = 0; 2814 portid_t peer_pl[RTE_MAX_ETHPORTS]; 2815 int peer_pi; 2816 2817 if (port_id_is_invalid(pid, ENABLED_WARN)) 2818 return; 2819 2820 printf("Stopping ports...\n"); 2821 2822 RTE_ETH_FOREACH_DEV(pi) { 2823 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2824 continue; 2825 2826 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2827 fprintf(stderr, 2828 "Please remove port %d from forwarding configuration.\n", 2829 pi); 2830 continue; 2831 } 2832 2833 if (port_is_bonding_slave(pi)) { 2834 fprintf(stderr, 2835 "Please remove port %d from bonded device.\n", 2836 pi); 2837 continue; 2838 } 2839 2840 port = &ports[pi]; 2841 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 2842 RTE_PORT_HANDLING) == 0) 2843 continue; 2844 2845 if (hairpin_mode & 0xf) { 2846 int j; 2847 2848 rte_eth_hairpin_unbind(pi, RTE_MAX_ETHPORTS); 2849 /* unbind all peer Tx from current Rx */ 2850 peer_pi = rte_eth_hairpin_get_peer_ports(pi, peer_pl, 2851 RTE_MAX_ETHPORTS, 0); 2852 if (peer_pi < 0) 2853 continue; 2854 for (j = 0; j < peer_pi; j++) { 2855 if (!port_is_started(peer_pl[j])) 2856 continue; 2857 rte_eth_hairpin_unbind(peer_pl[j], pi); 2858 } 2859 } 2860 2861 if (port->flow_list) 2862 port_flow_flush(pi); 2863 2864 if (eth_dev_stop_mp(pi) != 0) 2865 RTE_LOG(ERR, EAL, "rte_eth_dev_stop failed for port %u\n", 2866 pi); 2867 2868 if (rte_atomic16_cmpset(&(port->port_status), 2869 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2870 fprintf(stderr, "Port %d can not be set into stopped\n", 2871 pi); 2872 need_check_link_status = 1; 2873 } 2874 if (need_check_link_status && !no_link_check) 2875 check_all_ports_link_status(RTE_PORT_ALL); 2876 2877 printf("Done\n"); 2878 } 2879 2880 static void 2881 remove_invalid_ports_in(portid_t *array, portid_t *total) 2882 { 2883 portid_t i; 2884 portid_t new_total = 0; 2885 2886 for (i = 0; i < *total; i++) 2887 if (!port_id_is_invalid(array[i], DISABLED_WARN)) { 2888 array[new_total] = array[i]; 2889 new_total++; 2890 } 2891 *total = new_total; 2892 } 2893 2894 static void 2895 remove_invalid_ports(void) 2896 { 2897 remove_invalid_ports_in(ports_ids, &nb_ports); 2898 remove_invalid_ports_in(fwd_ports_ids, &nb_fwd_ports); 2899 nb_cfg_ports = nb_fwd_ports; 2900 } 2901 2902 void 2903 close_port(portid_t pid) 2904 { 2905 portid_t pi; 2906 struct rte_port *port; 2907 2908 if (port_id_is_invalid(pid, ENABLED_WARN)) 2909 return; 2910 2911 printf("Closing ports...\n"); 2912 2913 RTE_ETH_FOREACH_DEV(pi) { 2914 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2915 continue; 2916 2917 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2918 fprintf(stderr, 2919 "Please remove port %d from forwarding configuration.\n", 2920 pi); 2921 continue; 2922 } 2923 2924 if (port_is_bonding_slave(pi)) { 2925 fprintf(stderr, 2926 "Please remove port %d from bonded device.\n", 2927 pi); 2928 continue; 2929 } 2930 2931 port = &ports[pi]; 2932 if (rte_atomic16_cmpset(&(port->port_status), 2933 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 2934 fprintf(stderr, "Port %d is already closed\n", pi); 2935 continue; 2936 } 2937 2938 if (is_proc_primary()) { 2939 port_flow_flush(pi); 2940 rte_eth_dev_close(pi); 2941 } 2942 } 2943 2944 remove_invalid_ports(); 2945 printf("Done\n"); 2946 } 2947 2948 void 2949 reset_port(portid_t pid) 2950 { 2951 int diag; 2952 portid_t pi; 2953 struct rte_port *port; 2954 2955 if (port_id_is_invalid(pid, ENABLED_WARN)) 2956 return; 2957 2958 if ((pid == (portid_t)RTE_PORT_ALL && !all_ports_stopped()) || 2959 (pid != (portid_t)RTE_PORT_ALL && !port_is_stopped(pid))) { 2960 fprintf(stderr, 2961 "Can not reset port(s), please stop port(s) first.\n"); 2962 return; 2963 } 2964 2965 printf("Resetting ports...\n"); 2966 2967 RTE_ETH_FOREACH_DEV(pi) { 2968 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2969 continue; 2970 2971 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2972 fprintf(stderr, 2973 "Please remove port %d from forwarding configuration.\n", 2974 pi); 2975 continue; 2976 } 2977 2978 if (port_is_bonding_slave(pi)) { 2979 fprintf(stderr, 2980 "Please remove port %d from bonded device.\n", 2981 pi); 2982 continue; 2983 } 2984 2985 diag = rte_eth_dev_reset(pi); 2986 if (diag == 0) { 2987 port = &ports[pi]; 2988 port->need_reconfig = 1; 2989 port->need_reconfig_queues = 1; 2990 } else { 2991 fprintf(stderr, "Failed to reset port %d. diag=%d\n", 2992 pi, diag); 2993 } 2994 } 2995 2996 printf("Done\n"); 2997 } 2998 2999 void 3000 attach_port(char *identifier) 3001 { 3002 portid_t pi; 3003 struct rte_dev_iterator iterator; 3004 3005 printf("Attaching a new port...\n"); 3006 3007 if (identifier == NULL) { 3008 fprintf(stderr, "Invalid parameters are specified\n"); 3009 return; 3010 } 3011 3012 if (rte_dev_probe(identifier) < 0) { 3013 TESTPMD_LOG(ERR, "Failed to attach port %s\n", identifier); 3014 return; 3015 } 3016 3017 /* first attach mode: event */ 3018 if (setup_on_probe_event) { 3019 /* new ports are detected on RTE_ETH_EVENT_NEW event */ 3020 for (pi = 0; pi < RTE_MAX_ETHPORTS; pi++) 3021 if (ports[pi].port_status == RTE_PORT_HANDLING && 3022 ports[pi].need_setup != 0) 3023 setup_attached_port(pi); 3024 return; 3025 } 3026 3027 /* second attach mode: iterator */ 3028 RTE_ETH_FOREACH_MATCHING_DEV(pi, identifier, &iterator) { 3029 /* setup ports matching the devargs used for probing */ 3030 if (port_is_forwarding(pi)) 3031 continue; /* port was already attached before */ 3032 setup_attached_port(pi); 3033 } 3034 } 3035 3036 static void 3037 setup_attached_port(portid_t pi) 3038 { 3039 unsigned int socket_id; 3040 int ret; 3041 3042 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 3043 /* if socket_id is invalid, set to the first available socket. */ 3044 if (check_socket_id(socket_id) < 0) 3045 socket_id = socket_ids[0]; 3046 reconfig(pi, socket_id); 3047 ret = rte_eth_promiscuous_enable(pi); 3048 if (ret != 0) 3049 fprintf(stderr, 3050 "Error during enabling promiscuous mode for port %u: %s - ignore\n", 3051 pi, rte_strerror(-ret)); 3052 3053 ports_ids[nb_ports++] = pi; 3054 fwd_ports_ids[nb_fwd_ports++] = pi; 3055 nb_cfg_ports = nb_fwd_ports; 3056 ports[pi].need_setup = 0; 3057 ports[pi].port_status = RTE_PORT_STOPPED; 3058 3059 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 3060 printf("Done\n"); 3061 } 3062 3063 static void 3064 detach_device(struct rte_device *dev) 3065 { 3066 portid_t sibling; 3067 3068 if (dev == NULL) { 3069 fprintf(stderr, "Device already removed\n"); 3070 return; 3071 } 3072 3073 printf("Removing a device...\n"); 3074 3075 RTE_ETH_FOREACH_DEV_OF(sibling, dev) { 3076 if (ports[sibling].port_status != RTE_PORT_CLOSED) { 3077 if (ports[sibling].port_status != RTE_PORT_STOPPED) { 3078 fprintf(stderr, "Port %u not stopped\n", 3079 sibling); 3080 return; 3081 } 3082 port_flow_flush(sibling); 3083 } 3084 } 3085 3086 if (rte_dev_remove(dev) < 0) { 3087 TESTPMD_LOG(ERR, "Failed to detach device %s\n", dev->name); 3088 return; 3089 } 3090 remove_invalid_ports(); 3091 3092 printf("Device is detached\n"); 3093 printf("Now total ports is %d\n", nb_ports); 3094 printf("Done\n"); 3095 return; 3096 } 3097 3098 void 3099 detach_port_device(portid_t port_id) 3100 { 3101 int ret; 3102 struct rte_eth_dev_info dev_info; 3103 3104 if (port_id_is_invalid(port_id, ENABLED_WARN)) 3105 return; 3106 3107 if (ports[port_id].port_status != RTE_PORT_CLOSED) { 3108 if (ports[port_id].port_status != RTE_PORT_STOPPED) { 3109 fprintf(stderr, "Port not stopped\n"); 3110 return; 3111 } 3112 fprintf(stderr, "Port was not closed\n"); 3113 } 3114 3115 ret = eth_dev_info_get_print_err(port_id, &dev_info); 3116 if (ret != 0) { 3117 TESTPMD_LOG(ERR, 3118 "Failed to get device info for port %d, not detaching\n", 3119 port_id); 3120 return; 3121 } 3122 detach_device(dev_info.device); 3123 } 3124 3125 void 3126 detach_devargs(char *identifier) 3127 { 3128 struct rte_dev_iterator iterator; 3129 struct rte_devargs da; 3130 portid_t port_id; 3131 3132 printf("Removing a device...\n"); 3133 3134 memset(&da, 0, sizeof(da)); 3135 if (rte_devargs_parsef(&da, "%s", identifier)) { 3136 fprintf(stderr, "cannot parse identifier\n"); 3137 return; 3138 } 3139 3140 RTE_ETH_FOREACH_MATCHING_DEV(port_id, identifier, &iterator) { 3141 if (ports[port_id].port_status != RTE_PORT_CLOSED) { 3142 if (ports[port_id].port_status != RTE_PORT_STOPPED) { 3143 fprintf(stderr, "Port %u not stopped\n", 3144 port_id); 3145 rte_eth_iterator_cleanup(&iterator); 3146 rte_devargs_reset(&da); 3147 return; 3148 } 3149 port_flow_flush(port_id); 3150 } 3151 } 3152 3153 if (rte_eal_hotplug_remove(da.bus->name, da.name) != 0) { 3154 TESTPMD_LOG(ERR, "Failed to detach device %s(%s)\n", 3155 da.name, da.bus->name); 3156 rte_devargs_reset(&da); 3157 return; 3158 } 3159 3160 remove_invalid_ports(); 3161 3162 printf("Device %s is detached\n", identifier); 3163 printf("Now total ports is %d\n", nb_ports); 3164 printf("Done\n"); 3165 rte_devargs_reset(&da); 3166 } 3167 3168 void 3169 pmd_test_exit(void) 3170 { 3171 portid_t pt_id; 3172 unsigned int i; 3173 int ret; 3174 3175 if (test_done == 0) 3176 stop_packet_forwarding(); 3177 3178 #ifndef RTE_EXEC_ENV_WINDOWS 3179 for (i = 0 ; i < RTE_DIM(mempools) ; i++) { 3180 if (mempools[i]) { 3181 if (mp_alloc_type == MP_ALLOC_ANON) 3182 rte_mempool_mem_iter(mempools[i], dma_unmap_cb, 3183 NULL); 3184 } 3185 } 3186 #endif 3187 if (ports != NULL) { 3188 no_link_check = 1; 3189 RTE_ETH_FOREACH_DEV(pt_id) { 3190 printf("\nStopping port %d...\n", pt_id); 3191 fflush(stdout); 3192 stop_port(pt_id); 3193 } 3194 RTE_ETH_FOREACH_DEV(pt_id) { 3195 printf("\nShutting down port %d...\n", pt_id); 3196 fflush(stdout); 3197 close_port(pt_id); 3198 } 3199 } 3200 3201 if (hot_plug) { 3202 ret = rte_dev_event_monitor_stop(); 3203 if (ret) { 3204 RTE_LOG(ERR, EAL, 3205 "fail to stop device event monitor."); 3206 return; 3207 } 3208 3209 ret = rte_dev_event_callback_unregister(NULL, 3210 dev_event_callback, NULL); 3211 if (ret < 0) { 3212 RTE_LOG(ERR, EAL, 3213 "fail to unregister device event callback.\n"); 3214 return; 3215 } 3216 3217 ret = rte_dev_hotplug_handle_disable(); 3218 if (ret) { 3219 RTE_LOG(ERR, EAL, 3220 "fail to disable hotplug handling.\n"); 3221 return; 3222 } 3223 } 3224 for (i = 0 ; i < RTE_DIM(mempools) ; i++) { 3225 if (mempools[i]) 3226 mempool_free_mp(mempools[i]); 3227 } 3228 3229 printf("\nBye...\n"); 3230 } 3231 3232 typedef void (*cmd_func_t)(void); 3233 struct pmd_test_command { 3234 const char *cmd_name; 3235 cmd_func_t cmd_func; 3236 }; 3237 3238 /* Check the link status of all ports in up to 9s, and print them finally */ 3239 static void 3240 check_all_ports_link_status(uint32_t port_mask) 3241 { 3242 #define CHECK_INTERVAL 100 /* 100ms */ 3243 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 3244 portid_t portid; 3245 uint8_t count, all_ports_up, print_flag = 0; 3246 struct rte_eth_link link; 3247 int ret; 3248 char link_status[RTE_ETH_LINK_MAX_STR_LEN]; 3249 3250 printf("Checking link statuses...\n"); 3251 fflush(stdout); 3252 for (count = 0; count <= MAX_CHECK_TIME; count++) { 3253 all_ports_up = 1; 3254 RTE_ETH_FOREACH_DEV(portid) { 3255 if ((port_mask & (1 << portid)) == 0) 3256 continue; 3257 memset(&link, 0, sizeof(link)); 3258 ret = rte_eth_link_get_nowait(portid, &link); 3259 if (ret < 0) { 3260 all_ports_up = 0; 3261 if (print_flag == 1) 3262 fprintf(stderr, 3263 "Port %u link get failed: %s\n", 3264 portid, rte_strerror(-ret)); 3265 continue; 3266 } 3267 /* print link status if flag set */ 3268 if (print_flag == 1) { 3269 rte_eth_link_to_str(link_status, 3270 sizeof(link_status), &link); 3271 printf("Port %d %s\n", portid, link_status); 3272 continue; 3273 } 3274 /* clear all_ports_up flag if any link down */ 3275 if (link.link_status == ETH_LINK_DOWN) { 3276 all_ports_up = 0; 3277 break; 3278 } 3279 } 3280 /* after finally printing all link status, get out */ 3281 if (print_flag == 1) 3282 break; 3283 3284 if (all_ports_up == 0) { 3285 fflush(stdout); 3286 rte_delay_ms(CHECK_INTERVAL); 3287 } 3288 3289 /* set the print_flag if all ports up or timeout */ 3290 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 3291 print_flag = 1; 3292 } 3293 3294 if (lsc_interrupt) 3295 break; 3296 } 3297 } 3298 3299 static void 3300 rmv_port_callback(void *arg) 3301 { 3302 int need_to_start = 0; 3303 int org_no_link_check = no_link_check; 3304 portid_t port_id = (intptr_t)arg; 3305 struct rte_eth_dev_info dev_info; 3306 int ret; 3307 3308 RTE_ETH_VALID_PORTID_OR_RET(port_id); 3309 3310 if (!test_done && port_is_forwarding(port_id)) { 3311 need_to_start = 1; 3312 stop_packet_forwarding(); 3313 } 3314 no_link_check = 1; 3315 stop_port(port_id); 3316 no_link_check = org_no_link_check; 3317 3318 ret = eth_dev_info_get_print_err(port_id, &dev_info); 3319 if (ret != 0) 3320 TESTPMD_LOG(ERR, 3321 "Failed to get device info for port %d, not detaching\n", 3322 port_id); 3323 else { 3324 struct rte_device *device = dev_info.device; 3325 close_port(port_id); 3326 detach_device(device); /* might be already removed or have more ports */ 3327 } 3328 if (need_to_start) 3329 start_packet_forwarding(0); 3330 } 3331 3332 /* This function is used by the interrupt thread */ 3333 static int 3334 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 3335 void *ret_param) 3336 { 3337 RTE_SET_USED(param); 3338 RTE_SET_USED(ret_param); 3339 3340 if (type >= RTE_ETH_EVENT_MAX) { 3341 fprintf(stderr, 3342 "\nPort %" PRIu16 ": %s called upon invalid event %d\n", 3343 port_id, __func__, type); 3344 fflush(stderr); 3345 } else if (event_print_mask & (UINT32_C(1) << type)) { 3346 printf("\nPort %" PRIu16 ": %s event\n", port_id, 3347 eth_event_desc[type]); 3348 fflush(stdout); 3349 } 3350 3351 switch (type) { 3352 case RTE_ETH_EVENT_NEW: 3353 ports[port_id].need_setup = 1; 3354 ports[port_id].port_status = RTE_PORT_HANDLING; 3355 break; 3356 case RTE_ETH_EVENT_INTR_RMV: 3357 if (port_id_is_invalid(port_id, DISABLED_WARN)) 3358 break; 3359 if (rte_eal_alarm_set(100000, 3360 rmv_port_callback, (void *)(intptr_t)port_id)) 3361 fprintf(stderr, 3362 "Could not set up deferred device removal\n"); 3363 break; 3364 case RTE_ETH_EVENT_DESTROY: 3365 ports[port_id].port_status = RTE_PORT_CLOSED; 3366 printf("Port %u is closed\n", port_id); 3367 break; 3368 default: 3369 break; 3370 } 3371 return 0; 3372 } 3373 3374 static int 3375 register_eth_event_callback(void) 3376 { 3377 int ret; 3378 enum rte_eth_event_type event; 3379 3380 for (event = RTE_ETH_EVENT_UNKNOWN; 3381 event < RTE_ETH_EVENT_MAX; event++) { 3382 ret = rte_eth_dev_callback_register(RTE_ETH_ALL, 3383 event, 3384 eth_event_callback, 3385 NULL); 3386 if (ret != 0) { 3387 TESTPMD_LOG(ERR, "Failed to register callback for " 3388 "%s event\n", eth_event_desc[event]); 3389 return -1; 3390 } 3391 } 3392 3393 return 0; 3394 } 3395 3396 /* This function is used by the interrupt thread */ 3397 static void 3398 dev_event_callback(const char *device_name, enum rte_dev_event_type type, 3399 __rte_unused void *arg) 3400 { 3401 uint16_t port_id; 3402 int ret; 3403 3404 if (type >= RTE_DEV_EVENT_MAX) { 3405 fprintf(stderr, "%s called upon invalid event %d\n", 3406 __func__, type); 3407 fflush(stderr); 3408 } 3409 3410 switch (type) { 3411 case RTE_DEV_EVENT_REMOVE: 3412 RTE_LOG(DEBUG, EAL, "The device: %s has been removed!\n", 3413 device_name); 3414 ret = rte_eth_dev_get_port_by_name(device_name, &port_id); 3415 if (ret) { 3416 RTE_LOG(ERR, EAL, "can not get port by device %s!\n", 3417 device_name); 3418 return; 3419 } 3420 /* 3421 * Because the user's callback is invoked in eal interrupt 3422 * callback, the interrupt callback need to be finished before 3423 * it can be unregistered when detaching device. So finish 3424 * callback soon and use a deferred removal to detach device 3425 * is need. It is a workaround, once the device detaching be 3426 * moved into the eal in the future, the deferred removal could 3427 * be deleted. 3428 */ 3429 if (rte_eal_alarm_set(100000, 3430 rmv_port_callback, (void *)(intptr_t)port_id)) 3431 RTE_LOG(ERR, EAL, 3432 "Could not set up deferred device removal\n"); 3433 break; 3434 case RTE_DEV_EVENT_ADD: 3435 RTE_LOG(ERR, EAL, "The device: %s has been added!\n", 3436 device_name); 3437 /* TODO: After finish kernel driver binding, 3438 * begin to attach port. 3439 */ 3440 break; 3441 default: 3442 break; 3443 } 3444 } 3445 3446 static void 3447 rxtx_port_config(struct rte_port *port) 3448 { 3449 uint16_t qid; 3450 uint64_t offloads; 3451 3452 for (qid = 0; qid < nb_rxq; qid++) { 3453 offloads = port->rx_conf[qid].offloads; 3454 port->rx_conf[qid] = port->dev_info.default_rxconf; 3455 if (offloads != 0) 3456 port->rx_conf[qid].offloads = offloads; 3457 3458 /* Check if any Rx parameters have been passed */ 3459 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 3460 port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh; 3461 3462 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 3463 port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh; 3464 3465 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 3466 port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh; 3467 3468 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 3469 port->rx_conf[qid].rx_free_thresh = rx_free_thresh; 3470 3471 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 3472 port->rx_conf[qid].rx_drop_en = rx_drop_en; 3473 3474 port->nb_rx_desc[qid] = nb_rxd; 3475 } 3476 3477 for (qid = 0; qid < nb_txq; qid++) { 3478 offloads = port->tx_conf[qid].offloads; 3479 port->tx_conf[qid] = port->dev_info.default_txconf; 3480 if (offloads != 0) 3481 port->tx_conf[qid].offloads = offloads; 3482 3483 /* Check if any Tx parameters have been passed */ 3484 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 3485 port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh; 3486 3487 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 3488 port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh; 3489 3490 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 3491 port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh; 3492 3493 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 3494 port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh; 3495 3496 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 3497 port->tx_conf[qid].tx_free_thresh = tx_free_thresh; 3498 3499 port->nb_tx_desc[qid] = nb_txd; 3500 } 3501 } 3502 3503 /* 3504 * Helper function to arrange max_rx_pktlen value and JUMBO_FRAME offload, 3505 * MTU is also aligned if JUMBO_FRAME offload is not set. 3506 * 3507 * port->dev_info should be set before calling this function. 3508 * 3509 * return 0 on success, negative on error 3510 */ 3511 int 3512 update_jumbo_frame_offload(portid_t portid) 3513 { 3514 struct rte_port *port = &ports[portid]; 3515 uint32_t eth_overhead; 3516 uint64_t rx_offloads; 3517 int ret; 3518 bool on; 3519 3520 /* Update the max_rx_pkt_len to have MTU as RTE_ETHER_MTU */ 3521 if (port->dev_info.max_mtu != UINT16_MAX && 3522 port->dev_info.max_rx_pktlen > port->dev_info.max_mtu) 3523 eth_overhead = port->dev_info.max_rx_pktlen - 3524 port->dev_info.max_mtu; 3525 else 3526 eth_overhead = RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN; 3527 3528 rx_offloads = port->dev_conf.rxmode.offloads; 3529 3530 /* Default config value is 0 to use PMD specific overhead */ 3531 if (port->dev_conf.rxmode.max_rx_pkt_len == 0) 3532 port->dev_conf.rxmode.max_rx_pkt_len = RTE_ETHER_MTU + eth_overhead; 3533 3534 if (port->dev_conf.rxmode.max_rx_pkt_len <= RTE_ETHER_MTU + eth_overhead) { 3535 rx_offloads &= ~DEV_RX_OFFLOAD_JUMBO_FRAME; 3536 on = false; 3537 } else { 3538 if ((port->dev_info.rx_offload_capa & DEV_RX_OFFLOAD_JUMBO_FRAME) == 0) { 3539 fprintf(stderr, 3540 "Frame size (%u) is not supported by port %u\n", 3541 port->dev_conf.rxmode.max_rx_pkt_len, 3542 portid); 3543 return -1; 3544 } 3545 rx_offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME; 3546 on = true; 3547 } 3548 3549 if (rx_offloads != port->dev_conf.rxmode.offloads) { 3550 uint16_t qid; 3551 3552 port->dev_conf.rxmode.offloads = rx_offloads; 3553 3554 /* Apply JUMBO_FRAME offload configuration to Rx queue(s) */ 3555 for (qid = 0; qid < port->dev_info.nb_rx_queues; qid++) { 3556 if (on) 3557 port->rx_conf[qid].offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME; 3558 else 3559 port->rx_conf[qid].offloads &= ~DEV_RX_OFFLOAD_JUMBO_FRAME; 3560 } 3561 } 3562 3563 /* If JUMBO_FRAME is set MTU conversion done by ethdev layer, 3564 * if unset do it here 3565 */ 3566 if ((rx_offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) == 0) { 3567 ret = eth_dev_set_mtu_mp(portid, 3568 port->dev_conf.rxmode.max_rx_pkt_len - eth_overhead); 3569 if (ret) 3570 fprintf(stderr, 3571 "Failed to set MTU to %u for port %u\n", 3572 port->dev_conf.rxmode.max_rx_pkt_len - eth_overhead, 3573 portid); 3574 } 3575 3576 return 0; 3577 } 3578 3579 void 3580 init_port_config(void) 3581 { 3582 portid_t pid; 3583 struct rte_port *port; 3584 int ret; 3585 3586 RTE_ETH_FOREACH_DEV(pid) { 3587 port = &ports[pid]; 3588 port->dev_conf.fdir_conf = fdir_conf; 3589 3590 ret = eth_dev_info_get_print_err(pid, &port->dev_info); 3591 if (ret != 0) 3592 return; 3593 3594 if (nb_rxq > 1) { 3595 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 3596 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 3597 rss_hf & port->dev_info.flow_type_rss_offloads; 3598 } else { 3599 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 3600 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 3601 } 3602 3603 if (port->dcb_flag == 0) { 3604 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 3605 port->dev_conf.rxmode.mq_mode = 3606 (enum rte_eth_rx_mq_mode) 3607 (rx_mq_mode & ETH_MQ_RX_RSS); 3608 else 3609 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 3610 } 3611 3612 rxtx_port_config(port); 3613 3614 ret = eth_macaddr_get_print_err(pid, &port->eth_addr); 3615 if (ret != 0) 3616 return; 3617 3618 #if defined RTE_NET_IXGBE && defined RTE_LIBRTE_IXGBE_BYPASS 3619 rte_pmd_ixgbe_bypass_init(pid); 3620 #endif 3621 3622 if (lsc_interrupt && (*port->dev_info.dev_flags & RTE_ETH_DEV_INTR_LSC)) 3623 port->dev_conf.intr_conf.lsc = 1; 3624 if (rmv_interrupt && (*port->dev_info.dev_flags & RTE_ETH_DEV_INTR_RMV)) 3625 port->dev_conf.intr_conf.rmv = 1; 3626 } 3627 } 3628 3629 void set_port_slave_flag(portid_t slave_pid) 3630 { 3631 struct rte_port *port; 3632 3633 port = &ports[slave_pid]; 3634 port->slave_flag = 1; 3635 } 3636 3637 void clear_port_slave_flag(portid_t slave_pid) 3638 { 3639 struct rte_port *port; 3640 3641 port = &ports[slave_pid]; 3642 port->slave_flag = 0; 3643 } 3644 3645 uint8_t port_is_bonding_slave(portid_t slave_pid) 3646 { 3647 struct rte_port *port; 3648 struct rte_eth_dev_info dev_info; 3649 int ret; 3650 3651 port = &ports[slave_pid]; 3652 ret = eth_dev_info_get_print_err(slave_pid, &dev_info); 3653 if (ret != 0) { 3654 TESTPMD_LOG(ERR, 3655 "Failed to get device info for port id %d," 3656 "cannot determine if the port is a bonded slave", 3657 slave_pid); 3658 return 0; 3659 } 3660 if ((*dev_info.dev_flags & RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1)) 3661 return 1; 3662 return 0; 3663 } 3664 3665 const uint16_t vlan_tags[] = { 3666 0, 1, 2, 3, 4, 5, 6, 7, 3667 8, 9, 10, 11, 12, 13, 14, 15, 3668 16, 17, 18, 19, 20, 21, 22, 23, 3669 24, 25, 26, 27, 28, 29, 30, 31 3670 }; 3671 3672 static int 3673 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf, 3674 enum dcb_mode_enable dcb_mode, 3675 enum rte_eth_nb_tcs num_tcs, 3676 uint8_t pfc_en) 3677 { 3678 uint8_t i; 3679 int32_t rc; 3680 struct rte_eth_rss_conf rss_conf; 3681 3682 /* 3683 * Builds up the correct configuration for dcb+vt based on the vlan tags array 3684 * given above, and the number of traffic classes available for use. 3685 */ 3686 if (dcb_mode == DCB_VT_ENABLED) { 3687 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 3688 ð_conf->rx_adv_conf.vmdq_dcb_conf; 3689 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 3690 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 3691 3692 /* VMDQ+DCB RX and TX configurations */ 3693 vmdq_rx_conf->enable_default_pool = 0; 3694 vmdq_rx_conf->default_pool = 0; 3695 vmdq_rx_conf->nb_queue_pools = 3696 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 3697 vmdq_tx_conf->nb_queue_pools = 3698 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 3699 3700 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 3701 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 3702 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 3703 vmdq_rx_conf->pool_map[i].pools = 3704 1 << (i % vmdq_rx_conf->nb_queue_pools); 3705 } 3706 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 3707 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 3708 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 3709 } 3710 3711 /* set DCB mode of RX and TX of multiple queues */ 3712 eth_conf->rxmode.mq_mode = 3713 (enum rte_eth_rx_mq_mode) 3714 (rx_mq_mode & ETH_MQ_RX_VMDQ_DCB); 3715 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 3716 } else { 3717 struct rte_eth_dcb_rx_conf *rx_conf = 3718 ð_conf->rx_adv_conf.dcb_rx_conf; 3719 struct rte_eth_dcb_tx_conf *tx_conf = 3720 ð_conf->tx_adv_conf.dcb_tx_conf; 3721 3722 memset(&rss_conf, 0, sizeof(struct rte_eth_rss_conf)); 3723 3724 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf); 3725 if (rc != 0) 3726 return rc; 3727 3728 rx_conf->nb_tcs = num_tcs; 3729 tx_conf->nb_tcs = num_tcs; 3730 3731 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 3732 rx_conf->dcb_tc[i] = i % num_tcs; 3733 tx_conf->dcb_tc[i] = i % num_tcs; 3734 } 3735 3736 eth_conf->rxmode.mq_mode = 3737 (enum rte_eth_rx_mq_mode) 3738 (rx_mq_mode & ETH_MQ_RX_DCB_RSS); 3739 eth_conf->rx_adv_conf.rss_conf = rss_conf; 3740 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 3741 } 3742 3743 if (pfc_en) 3744 eth_conf->dcb_capability_en = 3745 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 3746 else 3747 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 3748 3749 return 0; 3750 } 3751 3752 int 3753 init_port_dcb_config(portid_t pid, 3754 enum dcb_mode_enable dcb_mode, 3755 enum rte_eth_nb_tcs num_tcs, 3756 uint8_t pfc_en) 3757 { 3758 struct rte_eth_conf port_conf; 3759 struct rte_port *rte_port; 3760 int retval; 3761 uint16_t i; 3762 3763 if (num_procs > 1) { 3764 printf("The multi-process feature doesn't support dcb.\n"); 3765 return -ENOTSUP; 3766 } 3767 rte_port = &ports[pid]; 3768 3769 /* retain the original device configuration. */ 3770 memcpy(&port_conf, &rte_port->dev_conf, sizeof(struct rte_eth_conf)); 3771 3772 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 3773 retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en); 3774 if (retval < 0) 3775 return retval; 3776 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 3777 3778 /* re-configure the device . */ 3779 retval = rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf); 3780 if (retval < 0) 3781 return retval; 3782 3783 retval = eth_dev_info_get_print_err(pid, &rte_port->dev_info); 3784 if (retval != 0) 3785 return retval; 3786 3787 /* If dev_info.vmdq_pool_base is greater than 0, 3788 * the queue id of vmdq pools is started after pf queues. 3789 */ 3790 if (dcb_mode == DCB_VT_ENABLED && 3791 rte_port->dev_info.vmdq_pool_base > 0) { 3792 fprintf(stderr, 3793 "VMDQ_DCB multi-queue mode is nonsensical for port %d.\n", 3794 pid); 3795 return -1; 3796 } 3797 3798 /* Assume the ports in testpmd have the same dcb capability 3799 * and has the same number of rxq and txq in dcb mode 3800 */ 3801 if (dcb_mode == DCB_VT_ENABLED) { 3802 if (rte_port->dev_info.max_vfs > 0) { 3803 nb_rxq = rte_port->dev_info.nb_rx_queues; 3804 nb_txq = rte_port->dev_info.nb_tx_queues; 3805 } else { 3806 nb_rxq = rte_port->dev_info.max_rx_queues; 3807 nb_txq = rte_port->dev_info.max_tx_queues; 3808 } 3809 } else { 3810 /*if vt is disabled, use all pf queues */ 3811 if (rte_port->dev_info.vmdq_pool_base == 0) { 3812 nb_rxq = rte_port->dev_info.max_rx_queues; 3813 nb_txq = rte_port->dev_info.max_tx_queues; 3814 } else { 3815 nb_rxq = (queueid_t)num_tcs; 3816 nb_txq = (queueid_t)num_tcs; 3817 3818 } 3819 } 3820 rx_free_thresh = 64; 3821 3822 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 3823 3824 rxtx_port_config(rte_port); 3825 /* VLAN filter */ 3826 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 3827 for (i = 0; i < RTE_DIM(vlan_tags); i++) 3828 rx_vft_set(pid, vlan_tags[i], 1); 3829 3830 retval = eth_macaddr_get_print_err(pid, &rte_port->eth_addr); 3831 if (retval != 0) 3832 return retval; 3833 3834 rte_port->dcb_flag = 1; 3835 3836 /* Enter DCB configuration status */ 3837 dcb_config = 1; 3838 3839 return 0; 3840 } 3841 3842 static void 3843 init_port(void) 3844 { 3845 int i; 3846 3847 /* Configuration of Ethernet ports. */ 3848 ports = rte_zmalloc("testpmd: ports", 3849 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 3850 RTE_CACHE_LINE_SIZE); 3851 if (ports == NULL) { 3852 rte_exit(EXIT_FAILURE, 3853 "rte_zmalloc(%d struct rte_port) failed\n", 3854 RTE_MAX_ETHPORTS); 3855 } 3856 for (i = 0; i < RTE_MAX_ETHPORTS; i++) 3857 LIST_INIT(&ports[i].flow_tunnel_list); 3858 /* Initialize ports NUMA structures */ 3859 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3860 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3861 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3862 } 3863 3864 static void 3865 force_quit(void) 3866 { 3867 pmd_test_exit(); 3868 prompt_exit(); 3869 } 3870 3871 static void 3872 print_stats(void) 3873 { 3874 uint8_t i; 3875 const char clr[] = { 27, '[', '2', 'J', '\0' }; 3876 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 3877 3878 /* Clear screen and move to top left */ 3879 printf("%s%s", clr, top_left); 3880 3881 printf("\nPort statistics ===================================="); 3882 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 3883 nic_stats_display(fwd_ports_ids[i]); 3884 3885 fflush(stdout); 3886 } 3887 3888 static void 3889 signal_handler(int signum) 3890 { 3891 if (signum == SIGINT || signum == SIGTERM) { 3892 fprintf(stderr, "\nSignal %d received, preparing to exit...\n", 3893 signum); 3894 #ifdef RTE_LIB_PDUMP 3895 /* uninitialize packet capture framework */ 3896 rte_pdump_uninit(); 3897 #endif 3898 #ifdef RTE_LIB_LATENCYSTATS 3899 if (latencystats_enabled != 0) 3900 rte_latencystats_uninit(); 3901 #endif 3902 force_quit(); 3903 /* Set flag to indicate the force termination. */ 3904 f_quit = 1; 3905 /* exit with the expected status */ 3906 #ifndef RTE_EXEC_ENV_WINDOWS 3907 signal(signum, SIG_DFL); 3908 kill(getpid(), signum); 3909 #endif 3910 } 3911 } 3912 3913 int 3914 main(int argc, char** argv) 3915 { 3916 int diag; 3917 portid_t port_id; 3918 uint16_t count; 3919 int ret; 3920 3921 signal(SIGINT, signal_handler); 3922 signal(SIGTERM, signal_handler); 3923 3924 testpmd_logtype = rte_log_register("testpmd"); 3925 if (testpmd_logtype < 0) 3926 rte_exit(EXIT_FAILURE, "Cannot register log type"); 3927 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 3928 3929 diag = rte_eal_init(argc, argv); 3930 if (diag < 0) 3931 rte_exit(EXIT_FAILURE, "Cannot init EAL: %s\n", 3932 rte_strerror(rte_errno)); 3933 3934 ret = register_eth_event_callback(); 3935 if (ret != 0) 3936 rte_exit(EXIT_FAILURE, "Cannot register for ethdev events"); 3937 3938 #ifdef RTE_LIB_PDUMP 3939 /* initialize packet capture framework */ 3940 rte_pdump_init(); 3941 #endif 3942 3943 count = 0; 3944 RTE_ETH_FOREACH_DEV(port_id) { 3945 ports_ids[count] = port_id; 3946 count++; 3947 } 3948 nb_ports = (portid_t) count; 3949 if (nb_ports == 0) 3950 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 3951 3952 /* allocate port structures, and init them */ 3953 init_port(); 3954 3955 set_def_fwd_config(); 3956 if (nb_lcores == 0) 3957 rte_exit(EXIT_FAILURE, "No cores defined for forwarding\n" 3958 "Check the core mask argument\n"); 3959 3960 /* Bitrate/latency stats disabled by default */ 3961 #ifdef RTE_LIB_BITRATESTATS 3962 bitrate_enabled = 0; 3963 #endif 3964 #ifdef RTE_LIB_LATENCYSTATS 3965 latencystats_enabled = 0; 3966 #endif 3967 3968 /* on FreeBSD, mlockall() is disabled by default */ 3969 #ifdef RTE_EXEC_ENV_FREEBSD 3970 do_mlockall = 0; 3971 #else 3972 do_mlockall = 1; 3973 #endif 3974 3975 argc -= diag; 3976 argv += diag; 3977 if (argc > 1) 3978 launch_args_parse(argc, argv); 3979 3980 #ifndef RTE_EXEC_ENV_WINDOWS 3981 if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) { 3982 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 3983 strerror(errno)); 3984 } 3985 #endif 3986 3987 if (tx_first && interactive) 3988 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 3989 "interactive mode.\n"); 3990 3991 if (tx_first && lsc_interrupt) { 3992 fprintf(stderr, 3993 "Warning: lsc_interrupt needs to be off when using tx_first. Disabling.\n"); 3994 lsc_interrupt = 0; 3995 } 3996 3997 if (!nb_rxq && !nb_txq) 3998 fprintf(stderr, 3999 "Warning: Either rx or tx queues should be non-zero\n"); 4000 4001 if (nb_rxq > 1 && nb_rxq > nb_txq) 4002 fprintf(stderr, 4003 "Warning: nb_rxq=%d enables RSS configuration, but nb_txq=%d will prevent to fully test it.\n", 4004 nb_rxq, nb_txq); 4005 4006 init_config(); 4007 4008 if (hot_plug) { 4009 ret = rte_dev_hotplug_handle_enable(); 4010 if (ret) { 4011 RTE_LOG(ERR, EAL, 4012 "fail to enable hotplug handling."); 4013 return -1; 4014 } 4015 4016 ret = rte_dev_event_monitor_start(); 4017 if (ret) { 4018 RTE_LOG(ERR, EAL, 4019 "fail to start device event monitoring."); 4020 return -1; 4021 } 4022 4023 ret = rte_dev_event_callback_register(NULL, 4024 dev_event_callback, NULL); 4025 if (ret) { 4026 RTE_LOG(ERR, EAL, 4027 "fail to register device event callback\n"); 4028 return -1; 4029 } 4030 } 4031 4032 if (!no_device_start && start_port(RTE_PORT_ALL) != 0) 4033 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 4034 4035 /* set all ports to promiscuous mode by default */ 4036 RTE_ETH_FOREACH_DEV(port_id) { 4037 ret = rte_eth_promiscuous_enable(port_id); 4038 if (ret != 0) 4039 fprintf(stderr, 4040 "Error during enabling promiscuous mode for port %u: %s - ignore\n", 4041 port_id, rte_strerror(-ret)); 4042 } 4043 4044 /* Init metrics library */ 4045 rte_metrics_init(rte_socket_id()); 4046 4047 #ifdef RTE_LIB_LATENCYSTATS 4048 if (latencystats_enabled != 0) { 4049 int ret = rte_latencystats_init(1, NULL); 4050 if (ret) 4051 fprintf(stderr, 4052 "Warning: latencystats init() returned error %d\n", 4053 ret); 4054 fprintf(stderr, "Latencystats running on lcore %d\n", 4055 latencystats_lcore_id); 4056 } 4057 #endif 4058 4059 /* Setup bitrate stats */ 4060 #ifdef RTE_LIB_BITRATESTATS 4061 if (bitrate_enabled != 0) { 4062 bitrate_data = rte_stats_bitrate_create(); 4063 if (bitrate_data == NULL) 4064 rte_exit(EXIT_FAILURE, 4065 "Could not allocate bitrate data.\n"); 4066 rte_stats_bitrate_reg(bitrate_data); 4067 } 4068 #endif 4069 4070 #ifdef RTE_LIB_CMDLINE 4071 if (strlen(cmdline_filename) != 0) 4072 cmdline_read_from_file(cmdline_filename); 4073 4074 if (interactive == 1) { 4075 if (auto_start) { 4076 printf("Start automatic packet forwarding\n"); 4077 start_packet_forwarding(0); 4078 } 4079 prompt(); 4080 pmd_test_exit(); 4081 } else 4082 #endif 4083 { 4084 char c; 4085 int rc; 4086 4087 f_quit = 0; 4088 4089 printf("No commandline core given, start packet forwarding\n"); 4090 start_packet_forwarding(tx_first); 4091 if (stats_period != 0) { 4092 uint64_t prev_time = 0, cur_time, diff_time = 0; 4093 uint64_t timer_period; 4094 4095 /* Convert to number of cycles */ 4096 timer_period = stats_period * rte_get_timer_hz(); 4097 4098 while (f_quit == 0) { 4099 cur_time = rte_get_timer_cycles(); 4100 diff_time += cur_time - prev_time; 4101 4102 if (diff_time >= timer_period) { 4103 print_stats(); 4104 /* Reset the timer */ 4105 diff_time = 0; 4106 } 4107 /* Sleep to avoid unnecessary checks */ 4108 prev_time = cur_time; 4109 rte_delay_us_sleep(US_PER_S); 4110 } 4111 } 4112 4113 printf("Press enter to exit\n"); 4114 rc = read(0, &c, 1); 4115 pmd_test_exit(); 4116 if (rc < 0) 4117 return 1; 4118 } 4119 4120 ret = rte_eal_cleanup(); 4121 if (ret != 0) 4122 rte_exit(EXIT_FAILURE, 4123 "EAL cleanup failed: %s\n", strerror(-ret)); 4124 4125 return EXIT_SUCCESS; 4126 } 4127