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