1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2017 Intel Corporation 3 */ 4 5 #include <stdarg.h> 6 #include <stdio.h> 7 #include <stdlib.h> 8 #include <signal.h> 9 #include <string.h> 10 #include <time.h> 11 #include <fcntl.h> 12 #include <sys/mman.h> 13 #include <sys/types.h> 14 #include <errno.h> 15 #include <stdbool.h> 16 17 #include <sys/queue.h> 18 #include <sys/stat.h> 19 20 #include <stdint.h> 21 #include <unistd.h> 22 #include <inttypes.h> 23 24 #include <rte_common.h> 25 #include <rte_errno.h> 26 #include <rte_byteorder.h> 27 #include <rte_log.h> 28 #include <rte_debug.h> 29 #include <rte_cycles.h> 30 #include <rte_malloc_heap.h> 31 #include <rte_memory.h> 32 #include <rte_memcpy.h> 33 #include <rte_launch.h> 34 #include <rte_eal.h> 35 #include <rte_alarm.h> 36 #include <rte_per_lcore.h> 37 #include <rte_lcore.h> 38 #include <rte_atomic.h> 39 #include <rte_branch_prediction.h> 40 #include <rte_mempool.h> 41 #include <rte_malloc.h> 42 #include <rte_mbuf.h> 43 #include <rte_mbuf_pool_ops.h> 44 #include <rte_interrupts.h> 45 #include <rte_pci.h> 46 #include <rte_ether.h> 47 #include <rte_ethdev.h> 48 #include <rte_dev.h> 49 #include <rte_string_fns.h> 50 #ifdef RTE_LIBRTE_IXGBE_PMD 51 #include <rte_pmd_ixgbe.h> 52 #endif 53 #ifdef RTE_LIBRTE_PDUMP 54 #include <rte_pdump.h> 55 #endif 56 #include <rte_flow.h> 57 #include <rte_metrics.h> 58 #ifdef RTE_LIBRTE_BITRATE 59 #include <rte_bitrate.h> 60 #endif 61 #ifdef RTE_LIBRTE_LATENCY_STATS 62 #include <rte_latencystats.h> 63 #endif 64 65 #include "testpmd.h" 66 67 #ifndef MAP_HUGETLB 68 /* FreeBSD may not have MAP_HUGETLB (in fact, it probably doesn't) */ 69 #define HUGE_FLAG (0x40000) 70 #else 71 #define HUGE_FLAG MAP_HUGETLB 72 #endif 73 74 #ifndef MAP_HUGE_SHIFT 75 /* older kernels (or FreeBSD) will not have this define */ 76 #define HUGE_SHIFT (26) 77 #else 78 #define HUGE_SHIFT MAP_HUGE_SHIFT 79 #endif 80 81 #define EXTMEM_HEAP_NAME "extmem" 82 83 uint16_t verbose_level = 0; /**< Silent by default. */ 84 int testpmd_logtype; /**< Log type for testpmd logs */ 85 86 /* use master core for command line ? */ 87 uint8_t interactive = 0; 88 uint8_t auto_start = 0; 89 uint8_t tx_first; 90 char cmdline_filename[PATH_MAX] = {0}; 91 92 /* 93 * NUMA support configuration. 94 * When set, the NUMA support attempts to dispatch the allocation of the 95 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the 96 * probed ports among the CPU sockets 0 and 1. 97 * Otherwise, all memory is allocated from CPU socket 0. 98 */ 99 uint8_t numa_support = 1; /**< numa enabled by default */ 100 101 /* 102 * In UMA mode,all memory is allocated from socket 0 if --socket-num is 103 * not configured. 104 */ 105 uint8_t socket_num = UMA_NO_CONFIG; 106 107 /* 108 * Select mempool allocation type: 109 * - native: use regular DPDK memory 110 * - anon: use regular DPDK memory to create mempool, but populate using 111 * anonymous memory (may not be IOVA-contiguous) 112 * - xmem: use externally allocated hugepage memory 113 */ 114 uint8_t mp_alloc_type = MP_ALLOC_NATIVE; 115 116 /* 117 * Store specified sockets on which memory pool to be used by ports 118 * is allocated. 119 */ 120 uint8_t port_numa[RTE_MAX_ETHPORTS]; 121 122 /* 123 * Store specified sockets on which RX ring to be used by ports 124 * is allocated. 125 */ 126 uint8_t rxring_numa[RTE_MAX_ETHPORTS]; 127 128 /* 129 * Store specified sockets on which TX ring to be used by ports 130 * is allocated. 131 */ 132 uint8_t txring_numa[RTE_MAX_ETHPORTS]; 133 134 /* 135 * Record the Ethernet address of peer target ports to which packets are 136 * forwarded. 137 * Must be instantiated with the ethernet addresses of peer traffic generator 138 * ports. 139 */ 140 struct rte_ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS]; 141 portid_t nb_peer_eth_addrs = 0; 142 143 /* 144 * Probed Target Environment. 145 */ 146 struct rte_port *ports; /**< For all probed ethernet ports. */ 147 portid_t nb_ports; /**< Number of probed ethernet ports. */ 148 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */ 149 lcoreid_t nb_lcores; /**< Number of probed logical cores. */ 150 151 portid_t ports_ids[RTE_MAX_ETHPORTS]; /**< Store all port ids. */ 152 153 /* 154 * Test Forwarding Configuration. 155 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores 156 * nb_fwd_ports <= nb_cfg_ports <= nb_ports 157 */ 158 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */ 159 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */ 160 portid_t nb_cfg_ports; /**< Number of configured ports. */ 161 portid_t nb_fwd_ports; /**< Number of forwarding ports. */ 162 163 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */ 164 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */ 165 166 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */ 167 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */ 168 169 /* 170 * Forwarding engines. 171 */ 172 struct fwd_engine * fwd_engines[] = { 173 &io_fwd_engine, 174 &mac_fwd_engine, 175 &mac_swap_engine, 176 &flow_gen_engine, 177 &rx_only_engine, 178 &tx_only_engine, 179 &csum_fwd_engine, 180 &icmp_echo_engine, 181 &noisy_vnf_engine, 182 #if defined RTE_LIBRTE_PMD_SOFTNIC 183 &softnic_fwd_engine, 184 #endif 185 #ifdef RTE_LIBRTE_IEEE1588 186 &ieee1588_fwd_engine, 187 #endif 188 NULL, 189 }; 190 191 struct rte_mempool *mempools[RTE_MAX_NUMA_NODES]; 192 uint16_t mempool_flags; 193 194 struct fwd_config cur_fwd_config; 195 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */ 196 uint32_t retry_enabled; 197 uint32_t burst_tx_delay_time = BURST_TX_WAIT_US; 198 uint32_t burst_tx_retry_num = BURST_TX_RETRIES; 199 200 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ 201 uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if 202 * specified on command-line. */ 203 uint16_t stats_period; /**< Period to show statistics (disabled by default) */ 204 205 /* 206 * In container, it cannot terminate the process which running with 'stats-period' 207 * option. Set flag to exit stats period loop after received SIGINT/SIGTERM. 208 */ 209 uint8_t f_quit; 210 211 /* 212 * Configuration of packet segments used by the "txonly" processing engine. 213 */ 214 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */ 215 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = { 216 TXONLY_DEF_PACKET_LEN, 217 }; 218 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */ 219 220 enum tx_pkt_split tx_pkt_split = TX_PKT_SPLIT_OFF; 221 /**< Split policy for packets to TX. */ 222 223 uint8_t txonly_multi_flow; 224 /**< Whether multiple flows are generated in TXONLY mode. */ 225 226 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */ 227 uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */ 228 229 /* current configuration is in DCB or not,0 means it is not in DCB mode */ 230 uint8_t dcb_config = 0; 231 232 /* Whether the dcb is in testing status */ 233 uint8_t dcb_test = 0; 234 235 /* 236 * Configurable number of RX/TX queues. 237 */ 238 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */ 239 queueid_t nb_txq = 1; /**< Number of TX queues per port. */ 240 241 /* 242 * Configurable number of RX/TX ring descriptors. 243 * Defaults are supplied by drivers via ethdev. 244 */ 245 #define RTE_TEST_RX_DESC_DEFAULT 0 246 #define RTE_TEST_TX_DESC_DEFAULT 0 247 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */ 248 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */ 249 250 #define RTE_PMD_PARAM_UNSET -1 251 /* 252 * Configurable values of RX and TX ring threshold registers. 253 */ 254 255 int8_t rx_pthresh = RTE_PMD_PARAM_UNSET; 256 int8_t rx_hthresh = RTE_PMD_PARAM_UNSET; 257 int8_t rx_wthresh = RTE_PMD_PARAM_UNSET; 258 259 int8_t tx_pthresh = RTE_PMD_PARAM_UNSET; 260 int8_t tx_hthresh = RTE_PMD_PARAM_UNSET; 261 int8_t tx_wthresh = RTE_PMD_PARAM_UNSET; 262 263 /* 264 * Configurable value of RX free threshold. 265 */ 266 int16_t rx_free_thresh = RTE_PMD_PARAM_UNSET; 267 268 /* 269 * Configurable value of RX drop enable. 270 */ 271 int8_t rx_drop_en = RTE_PMD_PARAM_UNSET; 272 273 /* 274 * Configurable value of TX free threshold. 275 */ 276 int16_t tx_free_thresh = RTE_PMD_PARAM_UNSET; 277 278 /* 279 * Configurable value of TX RS bit threshold. 280 */ 281 int16_t tx_rs_thresh = RTE_PMD_PARAM_UNSET; 282 283 /* 284 * Configurable value of buffered packets before sending. 285 */ 286 uint16_t noisy_tx_sw_bufsz; 287 288 /* 289 * Configurable value of packet buffer timeout. 290 */ 291 uint16_t noisy_tx_sw_buf_flush_time; 292 293 /* 294 * Configurable value for size of VNF internal memory area 295 * used for simulating noisy neighbour behaviour 296 */ 297 uint64_t noisy_lkup_mem_sz; 298 299 /* 300 * Configurable value of number of random writes done in 301 * VNF simulation memory area. 302 */ 303 uint64_t noisy_lkup_num_writes; 304 305 /* 306 * Configurable value of number of random reads done in 307 * VNF simulation memory area. 308 */ 309 uint64_t noisy_lkup_num_reads; 310 311 /* 312 * Configurable value of number of random reads/writes done in 313 * VNF simulation memory area. 314 */ 315 uint64_t noisy_lkup_num_reads_writes; 316 317 /* 318 * Receive Side Scaling (RSS) configuration. 319 */ 320 uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */ 321 322 /* 323 * Port topology configuration 324 */ 325 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */ 326 327 /* 328 * Avoids to flush all the RX streams before starts forwarding. 329 */ 330 uint8_t no_flush_rx = 0; /* flush by default */ 331 332 /* 333 * Flow API isolated mode. 334 */ 335 uint8_t flow_isolate_all; 336 337 /* 338 * Avoids to check link status when starting/stopping a port. 339 */ 340 uint8_t no_link_check = 0; /* check by default */ 341 342 /* 343 * Don't automatically start all ports in interactive mode. 344 */ 345 uint8_t no_device_start = 0; 346 347 /* 348 * Enable link status change notification 349 */ 350 uint8_t lsc_interrupt = 1; /* enabled by default */ 351 352 /* 353 * Enable device removal notification. 354 */ 355 uint8_t rmv_interrupt = 1; /* enabled by default */ 356 357 uint8_t hot_plug = 0; /**< hotplug disabled by default. */ 358 359 /* After attach, port setup is called on event or by iterator */ 360 bool setup_on_probe_event = true; 361 362 /* Pretty printing of ethdev events */ 363 static const char * const eth_event_desc[] = { 364 [RTE_ETH_EVENT_UNKNOWN] = "unknown", 365 [RTE_ETH_EVENT_INTR_LSC] = "link state change", 366 [RTE_ETH_EVENT_QUEUE_STATE] = "queue state", 367 [RTE_ETH_EVENT_INTR_RESET] = "reset", 368 [RTE_ETH_EVENT_VF_MBOX] = "VF mbox", 369 [RTE_ETH_EVENT_IPSEC] = "IPsec", 370 [RTE_ETH_EVENT_MACSEC] = "MACsec", 371 [RTE_ETH_EVENT_INTR_RMV] = "device removal", 372 [RTE_ETH_EVENT_NEW] = "device probed", 373 [RTE_ETH_EVENT_DESTROY] = "device released", 374 [RTE_ETH_EVENT_MAX] = NULL, 375 }; 376 377 /* 378 * Display or mask ether events 379 * Default to all events except VF_MBOX 380 */ 381 uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) | 382 (UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC) | 383 (UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE) | 384 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) | 385 (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) | 386 (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) | 387 (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV); 388 /* 389 * Decide if all memory are locked for performance. 390 */ 391 int do_mlockall = 0; 392 393 /* 394 * NIC bypass mode configuration options. 395 */ 396 397 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 398 /* The NIC bypass watchdog timeout. */ 399 uint32_t bypass_timeout = RTE_PMD_IXGBE_BYPASS_TMT_OFF; 400 #endif 401 402 403 #ifdef RTE_LIBRTE_LATENCY_STATS 404 405 /* 406 * Set when latency stats is enabled in the commandline 407 */ 408 uint8_t latencystats_enabled; 409 410 /* 411 * Lcore ID to serive latency statistics. 412 */ 413 lcoreid_t latencystats_lcore_id = -1; 414 415 #endif 416 417 /* 418 * Ethernet device configuration. 419 */ 420 struct rte_eth_rxmode rx_mode = { 421 .max_rx_pkt_len = RTE_ETHER_MAX_LEN, 422 /**< Default maximum frame length. */ 423 }; 424 425 struct rte_eth_txmode tx_mode = { 426 .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE, 427 }; 428 429 struct rte_fdir_conf fdir_conf = { 430 .mode = RTE_FDIR_MODE_NONE, 431 .pballoc = RTE_FDIR_PBALLOC_64K, 432 .status = RTE_FDIR_REPORT_STATUS, 433 .mask = { 434 .vlan_tci_mask = 0xFFEF, 435 .ipv4_mask = { 436 .src_ip = 0xFFFFFFFF, 437 .dst_ip = 0xFFFFFFFF, 438 }, 439 .ipv6_mask = { 440 .src_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 441 .dst_ip = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF}, 442 }, 443 .src_port_mask = 0xFFFF, 444 .dst_port_mask = 0xFFFF, 445 .mac_addr_byte_mask = 0xFF, 446 .tunnel_type_mask = 1, 447 .tunnel_id_mask = 0xFFFFFFFF, 448 }, 449 .drop_queue = 127, 450 }; 451 452 volatile int test_done = 1; /* stop packet forwarding when set to 1. */ 453 454 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS]; 455 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS]; 456 457 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array; 458 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array; 459 460 uint16_t nb_tx_queue_stats_mappings = 0; 461 uint16_t nb_rx_queue_stats_mappings = 0; 462 463 /* 464 * Display zero values by default for xstats 465 */ 466 uint8_t xstats_hide_zero; 467 468 unsigned int num_sockets = 0; 469 unsigned int socket_ids[RTE_MAX_NUMA_NODES]; 470 471 #ifdef RTE_LIBRTE_BITRATE 472 /* Bitrate statistics */ 473 struct rte_stats_bitrates *bitrate_data; 474 lcoreid_t bitrate_lcore_id; 475 uint8_t bitrate_enabled; 476 #endif 477 478 struct gro_status gro_ports[RTE_MAX_ETHPORTS]; 479 uint8_t gro_flush_cycles = GRO_DEFAULT_FLUSH_CYCLES; 480 481 struct vxlan_encap_conf vxlan_encap_conf = { 482 .select_ipv4 = 1, 483 .select_vlan = 0, 484 .select_tos_ttl = 0, 485 .vni = "\x00\x00\x00", 486 .udp_src = 0, 487 .udp_dst = RTE_BE16(4789), 488 .ipv4_src = RTE_IPV4(127, 0, 0, 1), 489 .ipv4_dst = RTE_IPV4(255, 255, 255, 255), 490 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 491 "\x00\x00\x00\x00\x00\x00\x00\x01", 492 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 493 "\x00\x00\x00\x00\x00\x00\x11\x11", 494 .vlan_tci = 0, 495 .ip_tos = 0, 496 .ip_ttl = 255, 497 .eth_src = "\x00\x00\x00\x00\x00\x00", 498 .eth_dst = "\xff\xff\xff\xff\xff\xff", 499 }; 500 501 struct nvgre_encap_conf nvgre_encap_conf = { 502 .select_ipv4 = 1, 503 .select_vlan = 0, 504 .tni = "\x00\x00\x00", 505 .ipv4_src = RTE_IPV4(127, 0, 0, 1), 506 .ipv4_dst = RTE_IPV4(255, 255, 255, 255), 507 .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00" 508 "\x00\x00\x00\x00\x00\x00\x00\x01", 509 .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00" 510 "\x00\x00\x00\x00\x00\x00\x11\x11", 511 .vlan_tci = 0, 512 .eth_src = "\x00\x00\x00\x00\x00\x00", 513 .eth_dst = "\xff\xff\xff\xff\xff\xff", 514 }; 515 516 /* Forward function declarations */ 517 static void setup_attached_port(portid_t pi); 518 static void map_port_queue_stats_mapping_registers(portid_t pi, 519 struct rte_port *port); 520 static void check_all_ports_link_status(uint32_t port_mask); 521 static int eth_event_callback(portid_t port_id, 522 enum rte_eth_event_type type, 523 void *param, void *ret_param); 524 static void dev_event_callback(const char *device_name, 525 enum rte_dev_event_type type, 526 void *param); 527 528 /* 529 * Check if all the ports are started. 530 * If yes, return positive value. If not, return zero. 531 */ 532 static int all_ports_started(void); 533 534 struct gso_status gso_ports[RTE_MAX_ETHPORTS]; 535 uint16_t gso_max_segment_size = RTE_ETHER_MAX_LEN - RTE_ETHER_CRC_LEN; 536 537 /* 538 * Helper function to check if socket is already discovered. 539 * If yes, return positive value. If not, return zero. 540 */ 541 int 542 new_socket_id(unsigned int socket_id) 543 { 544 unsigned int i; 545 546 for (i = 0; i < num_sockets; i++) { 547 if (socket_ids[i] == socket_id) 548 return 0; 549 } 550 return 1; 551 } 552 553 /* 554 * Setup default configuration. 555 */ 556 static void 557 set_default_fwd_lcores_config(void) 558 { 559 unsigned int i; 560 unsigned int nb_lc; 561 unsigned int sock_num; 562 563 nb_lc = 0; 564 for (i = 0; i < RTE_MAX_LCORE; i++) { 565 if (!rte_lcore_is_enabled(i)) 566 continue; 567 sock_num = rte_lcore_to_socket_id(i); 568 if (new_socket_id(sock_num)) { 569 if (num_sockets >= RTE_MAX_NUMA_NODES) { 570 rte_exit(EXIT_FAILURE, 571 "Total sockets greater than %u\n", 572 RTE_MAX_NUMA_NODES); 573 } 574 socket_ids[num_sockets++] = sock_num; 575 } 576 if (i == rte_get_master_lcore()) 577 continue; 578 fwd_lcores_cpuids[nb_lc++] = i; 579 } 580 nb_lcores = (lcoreid_t) nb_lc; 581 nb_cfg_lcores = nb_lcores; 582 nb_fwd_lcores = 1; 583 } 584 585 static void 586 set_def_peer_eth_addrs(void) 587 { 588 portid_t i; 589 590 for (i = 0; i < RTE_MAX_ETHPORTS; i++) { 591 peer_eth_addrs[i].addr_bytes[0] = RTE_ETHER_LOCAL_ADMIN_ADDR; 592 peer_eth_addrs[i].addr_bytes[5] = i; 593 } 594 } 595 596 static void 597 set_default_fwd_ports_config(void) 598 { 599 portid_t pt_id; 600 int i = 0; 601 602 RTE_ETH_FOREACH_DEV(pt_id) { 603 fwd_ports_ids[i++] = pt_id; 604 605 /* Update sockets info according to the attached device */ 606 int socket_id = rte_eth_dev_socket_id(pt_id); 607 if (socket_id >= 0 && new_socket_id(socket_id)) { 608 if (num_sockets >= RTE_MAX_NUMA_NODES) { 609 rte_exit(EXIT_FAILURE, 610 "Total sockets greater than %u\n", 611 RTE_MAX_NUMA_NODES); 612 } 613 socket_ids[num_sockets++] = socket_id; 614 } 615 } 616 617 nb_cfg_ports = nb_ports; 618 nb_fwd_ports = nb_ports; 619 } 620 621 void 622 set_def_fwd_config(void) 623 { 624 set_default_fwd_lcores_config(); 625 set_def_peer_eth_addrs(); 626 set_default_fwd_ports_config(); 627 } 628 629 /* extremely pessimistic estimation of memory required to create a mempool */ 630 static int 631 calc_mem_size(uint32_t nb_mbufs, uint32_t mbuf_sz, size_t pgsz, size_t *out) 632 { 633 unsigned int n_pages, mbuf_per_pg, leftover; 634 uint64_t total_mem, mbuf_mem, obj_sz; 635 636 /* there is no good way to predict how much space the mempool will 637 * occupy because it will allocate chunks on the fly, and some of those 638 * will come from default DPDK memory while some will come from our 639 * external memory, so just assume 128MB will be enough for everyone. 640 */ 641 uint64_t hdr_mem = 128 << 20; 642 643 /* account for possible non-contiguousness */ 644 obj_sz = rte_mempool_calc_obj_size(mbuf_sz, 0, NULL); 645 if (obj_sz > pgsz) { 646 TESTPMD_LOG(ERR, "Object size is bigger than page size\n"); 647 return -1; 648 } 649 650 mbuf_per_pg = pgsz / obj_sz; 651 leftover = (nb_mbufs % mbuf_per_pg) > 0; 652 n_pages = (nb_mbufs / mbuf_per_pg) + leftover; 653 654 mbuf_mem = n_pages * pgsz; 655 656 total_mem = RTE_ALIGN(hdr_mem + mbuf_mem, pgsz); 657 658 if (total_mem > SIZE_MAX) { 659 TESTPMD_LOG(ERR, "Memory size too big\n"); 660 return -1; 661 } 662 *out = (size_t)total_mem; 663 664 return 0; 665 } 666 667 static int 668 pagesz_flags(uint64_t page_sz) 669 { 670 /* as per mmap() manpage, all page sizes are log2 of page size 671 * shifted by MAP_HUGE_SHIFT 672 */ 673 int log2 = rte_log2_u64(page_sz); 674 675 return (log2 << HUGE_SHIFT); 676 } 677 678 static void * 679 alloc_mem(size_t memsz, size_t pgsz, bool huge) 680 { 681 void *addr; 682 int flags; 683 684 /* allocate anonymous hugepages */ 685 flags = MAP_ANONYMOUS | MAP_PRIVATE; 686 if (huge) 687 flags |= HUGE_FLAG | pagesz_flags(pgsz); 688 689 addr = mmap(NULL, memsz, PROT_READ | PROT_WRITE, flags, -1, 0); 690 if (addr == MAP_FAILED) 691 return NULL; 692 693 return addr; 694 } 695 696 struct extmem_param { 697 void *addr; 698 size_t len; 699 size_t pgsz; 700 rte_iova_t *iova_table; 701 unsigned int iova_table_len; 702 }; 703 704 static int 705 create_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, struct extmem_param *param, 706 bool huge) 707 { 708 uint64_t pgsizes[] = {RTE_PGSIZE_2M, RTE_PGSIZE_1G, /* x86_64, ARM */ 709 RTE_PGSIZE_16M, RTE_PGSIZE_16G}; /* POWER */ 710 unsigned int cur_page, n_pages, pgsz_idx; 711 size_t mem_sz, cur_pgsz; 712 rte_iova_t *iovas = NULL; 713 void *addr; 714 int ret; 715 716 for (pgsz_idx = 0; pgsz_idx < RTE_DIM(pgsizes); pgsz_idx++) { 717 /* skip anything that is too big */ 718 if (pgsizes[pgsz_idx] > SIZE_MAX) 719 continue; 720 721 cur_pgsz = pgsizes[pgsz_idx]; 722 723 /* if we were told not to allocate hugepages, override */ 724 if (!huge) 725 cur_pgsz = sysconf(_SC_PAGESIZE); 726 727 ret = calc_mem_size(nb_mbufs, mbuf_sz, cur_pgsz, &mem_sz); 728 if (ret < 0) { 729 TESTPMD_LOG(ERR, "Cannot calculate memory size\n"); 730 return -1; 731 } 732 733 /* allocate our memory */ 734 addr = alloc_mem(mem_sz, cur_pgsz, huge); 735 736 /* if we couldn't allocate memory with a specified page size, 737 * that doesn't mean we can't do it with other page sizes, so 738 * try another one. 739 */ 740 if (addr == NULL) 741 continue; 742 743 /* store IOVA addresses for every page in this memory area */ 744 n_pages = mem_sz / cur_pgsz; 745 746 iovas = malloc(sizeof(*iovas) * n_pages); 747 748 if (iovas == NULL) { 749 TESTPMD_LOG(ERR, "Cannot allocate memory for iova addresses\n"); 750 goto fail; 751 } 752 /* lock memory if it's not huge pages */ 753 if (!huge) 754 mlock(addr, mem_sz); 755 756 /* populate IOVA addresses */ 757 for (cur_page = 0; cur_page < n_pages; cur_page++) { 758 rte_iova_t iova; 759 size_t offset; 760 void *cur; 761 762 offset = cur_pgsz * cur_page; 763 cur = RTE_PTR_ADD(addr, offset); 764 765 /* touch the page before getting its IOVA */ 766 *(volatile char *)cur = 0; 767 768 iova = rte_mem_virt2iova(cur); 769 770 iovas[cur_page] = iova; 771 } 772 773 break; 774 } 775 /* if we couldn't allocate anything */ 776 if (iovas == NULL) 777 return -1; 778 779 param->addr = addr; 780 param->len = mem_sz; 781 param->pgsz = cur_pgsz; 782 param->iova_table = iovas; 783 param->iova_table_len = n_pages; 784 785 return 0; 786 fail: 787 if (iovas) 788 free(iovas); 789 if (addr) 790 munmap(addr, mem_sz); 791 792 return -1; 793 } 794 795 static int 796 setup_extmem(uint32_t nb_mbufs, uint32_t mbuf_sz, bool huge) 797 { 798 struct extmem_param param; 799 int socket_id, ret; 800 801 memset(¶m, 0, sizeof(param)); 802 803 /* check if our heap exists */ 804 socket_id = rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 805 if (socket_id < 0) { 806 /* create our heap */ 807 ret = rte_malloc_heap_create(EXTMEM_HEAP_NAME); 808 if (ret < 0) { 809 TESTPMD_LOG(ERR, "Cannot create heap\n"); 810 return -1; 811 } 812 } 813 814 ret = create_extmem(nb_mbufs, mbuf_sz, ¶m, huge); 815 if (ret < 0) { 816 TESTPMD_LOG(ERR, "Cannot create memory area\n"); 817 return -1; 818 } 819 820 /* we now have a valid memory area, so add it to heap */ 821 ret = rte_malloc_heap_memory_add(EXTMEM_HEAP_NAME, 822 param.addr, param.len, param.iova_table, 823 param.iova_table_len, param.pgsz); 824 825 /* when using VFIO, memory is automatically mapped for DMA by EAL */ 826 827 /* not needed any more */ 828 free(param.iova_table); 829 830 if (ret < 0) { 831 TESTPMD_LOG(ERR, "Cannot add memory to heap\n"); 832 munmap(param.addr, param.len); 833 return -1; 834 } 835 836 /* success */ 837 838 TESTPMD_LOG(DEBUG, "Allocated %zuMB of external memory\n", 839 param.len >> 20); 840 841 return 0; 842 } 843 static void 844 dma_unmap_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused, 845 struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused) 846 { 847 uint16_t pid = 0; 848 int ret; 849 850 RTE_ETH_FOREACH_DEV(pid) { 851 struct rte_eth_dev *dev = 852 &rte_eth_devices[pid]; 853 854 ret = rte_dev_dma_unmap(dev->device, memhdr->addr, 0, 855 memhdr->len); 856 if (ret) { 857 TESTPMD_LOG(DEBUG, 858 "unable to DMA unmap addr 0x%p " 859 "for device %s\n", 860 memhdr->addr, dev->data->name); 861 } 862 } 863 ret = rte_extmem_unregister(memhdr->addr, memhdr->len); 864 if (ret) { 865 TESTPMD_LOG(DEBUG, 866 "unable to un-register addr 0x%p\n", memhdr->addr); 867 } 868 } 869 870 static void 871 dma_map_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused, 872 struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused) 873 { 874 uint16_t pid = 0; 875 size_t page_size = sysconf(_SC_PAGESIZE); 876 int ret; 877 878 ret = rte_extmem_register(memhdr->addr, memhdr->len, NULL, 0, 879 page_size); 880 if (ret) { 881 TESTPMD_LOG(DEBUG, 882 "unable to register addr 0x%p\n", memhdr->addr); 883 return; 884 } 885 RTE_ETH_FOREACH_DEV(pid) { 886 struct rte_eth_dev *dev = 887 &rte_eth_devices[pid]; 888 889 ret = rte_dev_dma_map(dev->device, memhdr->addr, 0, 890 memhdr->len); 891 if (ret) { 892 TESTPMD_LOG(DEBUG, 893 "unable to DMA map addr 0x%p " 894 "for device %s\n", 895 memhdr->addr, dev->data->name); 896 } 897 } 898 } 899 900 /* 901 * Configuration initialisation done once at init time. 902 */ 903 static struct rte_mempool * 904 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf, 905 unsigned int socket_id) 906 { 907 char pool_name[RTE_MEMPOOL_NAMESIZE]; 908 struct rte_mempool *rte_mp = NULL; 909 uint32_t mb_size; 910 911 mb_size = sizeof(struct rte_mbuf) + mbuf_seg_size; 912 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name)); 913 914 TESTPMD_LOG(INFO, 915 "create a new mbuf pool <%s>: n=%u, size=%u, socket=%u\n", 916 pool_name, nb_mbuf, mbuf_seg_size, socket_id); 917 918 switch (mp_alloc_type) { 919 case MP_ALLOC_NATIVE: 920 { 921 /* wrapper to rte_mempool_create() */ 922 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 923 rte_mbuf_best_mempool_ops()); 924 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 925 mb_mempool_cache, 0, mbuf_seg_size, socket_id); 926 break; 927 } 928 case MP_ALLOC_ANON: 929 { 930 rte_mp = rte_mempool_create_empty(pool_name, nb_mbuf, 931 mb_size, (unsigned int) mb_mempool_cache, 932 sizeof(struct rte_pktmbuf_pool_private), 933 socket_id, mempool_flags); 934 if (rte_mp == NULL) 935 goto err; 936 937 if (rte_mempool_populate_anon(rte_mp) == 0) { 938 rte_mempool_free(rte_mp); 939 rte_mp = NULL; 940 goto err; 941 } 942 rte_pktmbuf_pool_init(rte_mp, NULL); 943 rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL); 944 rte_mempool_mem_iter(rte_mp, dma_map_cb, NULL); 945 break; 946 } 947 case MP_ALLOC_XMEM: 948 case MP_ALLOC_XMEM_HUGE: 949 { 950 int heap_socket; 951 bool huge = mp_alloc_type == MP_ALLOC_XMEM_HUGE; 952 953 if (setup_extmem(nb_mbuf, mbuf_seg_size, huge) < 0) 954 rte_exit(EXIT_FAILURE, "Could not create external memory\n"); 955 956 heap_socket = 957 rte_malloc_heap_get_socket(EXTMEM_HEAP_NAME); 958 if (heap_socket < 0) 959 rte_exit(EXIT_FAILURE, "Could not get external memory socket ID\n"); 960 961 TESTPMD_LOG(INFO, "preferred mempool ops selected: %s\n", 962 rte_mbuf_best_mempool_ops()); 963 rte_mp = rte_pktmbuf_pool_create(pool_name, nb_mbuf, 964 mb_mempool_cache, 0, mbuf_seg_size, 965 heap_socket); 966 break; 967 } 968 default: 969 { 970 rte_exit(EXIT_FAILURE, "Invalid mempool creation mode\n"); 971 } 972 } 973 974 err: 975 if (rte_mp == NULL) { 976 rte_exit(EXIT_FAILURE, 977 "Creation of mbuf pool for socket %u failed: %s\n", 978 socket_id, rte_strerror(rte_errno)); 979 } else if (verbose_level > 0) { 980 rte_mempool_dump(stdout, rte_mp); 981 } 982 return rte_mp; 983 } 984 985 /* 986 * Check given socket id is valid or not with NUMA mode, 987 * if valid, return 0, else return -1 988 */ 989 static int 990 check_socket_id(const unsigned int socket_id) 991 { 992 static int warning_once = 0; 993 994 if (new_socket_id(socket_id)) { 995 if (!warning_once && numa_support) 996 printf("Warning: NUMA should be configured manually by" 997 " using --port-numa-config and" 998 " --ring-numa-config parameters along with" 999 " --numa.\n"); 1000 warning_once = 1; 1001 return -1; 1002 } 1003 return 0; 1004 } 1005 1006 /* 1007 * Get the allowed maximum number of RX queues. 1008 * *pid return the port id which has minimal value of 1009 * max_rx_queues in all ports. 1010 */ 1011 queueid_t 1012 get_allowed_max_nb_rxq(portid_t *pid) 1013 { 1014 queueid_t allowed_max_rxq = MAX_QUEUE_ID; 1015 portid_t pi; 1016 struct rte_eth_dev_info dev_info; 1017 1018 RTE_ETH_FOREACH_DEV(pi) { 1019 rte_eth_dev_info_get(pi, &dev_info); 1020 if (dev_info.max_rx_queues < allowed_max_rxq) { 1021 allowed_max_rxq = dev_info.max_rx_queues; 1022 *pid = pi; 1023 } 1024 } 1025 return allowed_max_rxq; 1026 } 1027 1028 /* 1029 * Check input rxq is valid or not. 1030 * If input rxq is not greater than any of maximum number 1031 * of RX queues of all ports, it is valid. 1032 * if valid, return 0, else return -1 1033 */ 1034 int 1035 check_nb_rxq(queueid_t rxq) 1036 { 1037 queueid_t allowed_max_rxq; 1038 portid_t pid = 0; 1039 1040 allowed_max_rxq = get_allowed_max_nb_rxq(&pid); 1041 if (rxq > allowed_max_rxq) { 1042 printf("Fail: input rxq (%u) can't be greater " 1043 "than max_rx_queues (%u) of port %u\n", 1044 rxq, 1045 allowed_max_rxq, 1046 pid); 1047 return -1; 1048 } 1049 return 0; 1050 } 1051 1052 /* 1053 * Get the allowed maximum number of TX queues. 1054 * *pid return the port id which has minimal value of 1055 * max_tx_queues in all ports. 1056 */ 1057 queueid_t 1058 get_allowed_max_nb_txq(portid_t *pid) 1059 { 1060 queueid_t allowed_max_txq = MAX_QUEUE_ID; 1061 portid_t pi; 1062 struct rte_eth_dev_info dev_info; 1063 1064 RTE_ETH_FOREACH_DEV(pi) { 1065 rte_eth_dev_info_get(pi, &dev_info); 1066 if (dev_info.max_tx_queues < allowed_max_txq) { 1067 allowed_max_txq = dev_info.max_tx_queues; 1068 *pid = pi; 1069 } 1070 } 1071 return allowed_max_txq; 1072 } 1073 1074 /* 1075 * Check input txq is valid or not. 1076 * If input txq is not greater than any of maximum number 1077 * of TX queues of all ports, it is valid. 1078 * if valid, return 0, else return -1 1079 */ 1080 int 1081 check_nb_txq(queueid_t txq) 1082 { 1083 queueid_t allowed_max_txq; 1084 portid_t pid = 0; 1085 1086 allowed_max_txq = get_allowed_max_nb_txq(&pid); 1087 if (txq > allowed_max_txq) { 1088 printf("Fail: input txq (%u) can't be greater " 1089 "than max_tx_queues (%u) of port %u\n", 1090 txq, 1091 allowed_max_txq, 1092 pid); 1093 return -1; 1094 } 1095 return 0; 1096 } 1097 1098 static void 1099 init_config(void) 1100 { 1101 portid_t pid; 1102 struct rte_port *port; 1103 struct rte_mempool *mbp; 1104 unsigned int nb_mbuf_per_pool; 1105 lcoreid_t lc_id; 1106 uint8_t port_per_socket[RTE_MAX_NUMA_NODES]; 1107 struct rte_gro_param gro_param; 1108 uint32_t gso_types; 1109 uint16_t data_size; 1110 bool warning = 0; 1111 int k; 1112 1113 memset(port_per_socket,0,RTE_MAX_NUMA_NODES); 1114 1115 /* Configuration of logical cores. */ 1116 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores", 1117 sizeof(struct fwd_lcore *) * nb_lcores, 1118 RTE_CACHE_LINE_SIZE); 1119 if (fwd_lcores == NULL) { 1120 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) " 1121 "failed\n", nb_lcores); 1122 } 1123 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1124 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore", 1125 sizeof(struct fwd_lcore), 1126 RTE_CACHE_LINE_SIZE); 1127 if (fwd_lcores[lc_id] == NULL) { 1128 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) " 1129 "failed\n"); 1130 } 1131 fwd_lcores[lc_id]->cpuid_idx = lc_id; 1132 } 1133 1134 RTE_ETH_FOREACH_DEV(pid) { 1135 port = &ports[pid]; 1136 /* Apply default TxRx configuration for all ports */ 1137 port->dev_conf.txmode = tx_mode; 1138 port->dev_conf.rxmode = rx_mode; 1139 rte_eth_dev_info_get(pid, &port->dev_info); 1140 1141 if (!(port->dev_info.tx_offload_capa & 1142 DEV_TX_OFFLOAD_MBUF_FAST_FREE)) 1143 port->dev_conf.txmode.offloads &= 1144 ~DEV_TX_OFFLOAD_MBUF_FAST_FREE; 1145 if (!(port->dev_info.tx_offload_capa & 1146 DEV_TX_OFFLOAD_MATCH_METADATA)) 1147 port->dev_conf.txmode.offloads &= 1148 ~DEV_TX_OFFLOAD_MATCH_METADATA; 1149 if (numa_support) { 1150 if (port_numa[pid] != NUMA_NO_CONFIG) 1151 port_per_socket[port_numa[pid]]++; 1152 else { 1153 uint32_t socket_id = rte_eth_dev_socket_id(pid); 1154 1155 /* 1156 * if socket_id is invalid, 1157 * set to the first available socket. 1158 */ 1159 if (check_socket_id(socket_id) < 0) 1160 socket_id = socket_ids[0]; 1161 port_per_socket[socket_id]++; 1162 } 1163 } 1164 1165 /* Apply Rx offloads configuration */ 1166 for (k = 0; k < port->dev_info.max_rx_queues; k++) 1167 port->rx_conf[k].offloads = 1168 port->dev_conf.rxmode.offloads; 1169 /* Apply Tx offloads configuration */ 1170 for (k = 0; k < port->dev_info.max_tx_queues; k++) 1171 port->tx_conf[k].offloads = 1172 port->dev_conf.txmode.offloads; 1173 1174 /* set flag to initialize port/queue */ 1175 port->need_reconfig = 1; 1176 port->need_reconfig_queues = 1; 1177 port->tx_metadata = 0; 1178 1179 /* Check for maximum number of segments per MTU. Accordingly 1180 * update the mbuf data size. 1181 */ 1182 if (port->dev_info.rx_desc_lim.nb_mtu_seg_max != UINT16_MAX && 1183 port->dev_info.rx_desc_lim.nb_mtu_seg_max != 0) { 1184 data_size = rx_mode.max_rx_pkt_len / 1185 port->dev_info.rx_desc_lim.nb_mtu_seg_max; 1186 1187 if ((data_size + RTE_PKTMBUF_HEADROOM) > 1188 mbuf_data_size) { 1189 mbuf_data_size = data_size + 1190 RTE_PKTMBUF_HEADROOM; 1191 warning = 1; 1192 } 1193 } 1194 } 1195 1196 if (warning) 1197 TESTPMD_LOG(WARNING, "Configured mbuf size %hu\n", 1198 mbuf_data_size); 1199 1200 /* 1201 * Create pools of mbuf. 1202 * If NUMA support is disabled, create a single pool of mbuf in 1203 * socket 0 memory by default. 1204 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1. 1205 * 1206 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and 1207 * nb_txd can be configured at run time. 1208 */ 1209 if (param_total_num_mbufs) 1210 nb_mbuf_per_pool = param_total_num_mbufs; 1211 else { 1212 nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + 1213 (nb_lcores * mb_mempool_cache) + 1214 RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST; 1215 nb_mbuf_per_pool *= RTE_MAX_ETHPORTS; 1216 } 1217 1218 if (numa_support) { 1219 uint8_t i; 1220 1221 for (i = 0; i < num_sockets; i++) 1222 mempools[i] = mbuf_pool_create(mbuf_data_size, 1223 nb_mbuf_per_pool, 1224 socket_ids[i]); 1225 } else { 1226 if (socket_num == UMA_NO_CONFIG) 1227 mempools[0] = mbuf_pool_create(mbuf_data_size, 1228 nb_mbuf_per_pool, 0); 1229 else 1230 mempools[socket_num] = mbuf_pool_create 1231 (mbuf_data_size, 1232 nb_mbuf_per_pool, 1233 socket_num); 1234 } 1235 1236 init_port_config(); 1237 1238 gso_types = DEV_TX_OFFLOAD_TCP_TSO | DEV_TX_OFFLOAD_VXLAN_TNL_TSO | 1239 DEV_TX_OFFLOAD_GRE_TNL_TSO | DEV_TX_OFFLOAD_UDP_TSO; 1240 /* 1241 * Records which Mbuf pool to use by each logical core, if needed. 1242 */ 1243 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1244 mbp = mbuf_pool_find( 1245 rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id])); 1246 1247 if (mbp == NULL) 1248 mbp = mbuf_pool_find(0); 1249 fwd_lcores[lc_id]->mbp = mbp; 1250 /* initialize GSO context */ 1251 fwd_lcores[lc_id]->gso_ctx.direct_pool = mbp; 1252 fwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp; 1253 fwd_lcores[lc_id]->gso_ctx.gso_types = gso_types; 1254 fwd_lcores[lc_id]->gso_ctx.gso_size = RTE_ETHER_MAX_LEN - 1255 RTE_ETHER_CRC_LEN; 1256 fwd_lcores[lc_id]->gso_ctx.flag = 0; 1257 } 1258 1259 /* Configuration of packet forwarding streams. */ 1260 if (init_fwd_streams() < 0) 1261 rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n"); 1262 1263 fwd_config_setup(); 1264 1265 /* create a gro context for each lcore */ 1266 gro_param.gro_types = RTE_GRO_TCP_IPV4; 1267 gro_param.max_flow_num = GRO_MAX_FLUSH_CYCLES; 1268 gro_param.max_item_per_flow = MAX_PKT_BURST; 1269 for (lc_id = 0; lc_id < nb_lcores; lc_id++) { 1270 gro_param.socket_id = rte_lcore_to_socket_id( 1271 fwd_lcores_cpuids[lc_id]); 1272 fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param); 1273 if (fwd_lcores[lc_id]->gro_ctx == NULL) { 1274 rte_exit(EXIT_FAILURE, 1275 "rte_gro_ctx_create() failed\n"); 1276 } 1277 } 1278 1279 #if defined RTE_LIBRTE_PMD_SOFTNIC 1280 if (strcmp(cur_fwd_eng->fwd_mode_name, "softnic") == 0) { 1281 RTE_ETH_FOREACH_DEV(pid) { 1282 port = &ports[pid]; 1283 const char *driver = port->dev_info.driver_name; 1284 1285 if (strcmp(driver, "net_softnic") == 0) 1286 port->softport.fwd_lcore_arg = fwd_lcores; 1287 } 1288 } 1289 #endif 1290 1291 } 1292 1293 1294 void 1295 reconfig(portid_t new_port_id, unsigned socket_id) 1296 { 1297 struct rte_port *port; 1298 1299 /* Reconfiguration of Ethernet ports. */ 1300 port = &ports[new_port_id]; 1301 rte_eth_dev_info_get(new_port_id, &port->dev_info); 1302 1303 /* set flag to initialize port/queue */ 1304 port->need_reconfig = 1; 1305 port->need_reconfig_queues = 1; 1306 port->socket_id = socket_id; 1307 1308 init_port_config(); 1309 } 1310 1311 1312 int 1313 init_fwd_streams(void) 1314 { 1315 portid_t pid; 1316 struct rte_port *port; 1317 streamid_t sm_id, nb_fwd_streams_new; 1318 queueid_t q; 1319 1320 /* set socket id according to numa or not */ 1321 RTE_ETH_FOREACH_DEV(pid) { 1322 port = &ports[pid]; 1323 if (nb_rxq > port->dev_info.max_rx_queues) { 1324 printf("Fail: nb_rxq(%d) is greater than " 1325 "max_rx_queues(%d)\n", nb_rxq, 1326 port->dev_info.max_rx_queues); 1327 return -1; 1328 } 1329 if (nb_txq > port->dev_info.max_tx_queues) { 1330 printf("Fail: nb_txq(%d) is greater than " 1331 "max_tx_queues(%d)\n", nb_txq, 1332 port->dev_info.max_tx_queues); 1333 return -1; 1334 } 1335 if (numa_support) { 1336 if (port_numa[pid] != NUMA_NO_CONFIG) 1337 port->socket_id = port_numa[pid]; 1338 else { 1339 port->socket_id = rte_eth_dev_socket_id(pid); 1340 1341 /* 1342 * if socket_id is invalid, 1343 * set to the first available socket. 1344 */ 1345 if (check_socket_id(port->socket_id) < 0) 1346 port->socket_id = socket_ids[0]; 1347 } 1348 } 1349 else { 1350 if (socket_num == UMA_NO_CONFIG) 1351 port->socket_id = 0; 1352 else 1353 port->socket_id = socket_num; 1354 } 1355 } 1356 1357 q = RTE_MAX(nb_rxq, nb_txq); 1358 if (q == 0) { 1359 printf("Fail: Cannot allocate fwd streams as number of queues is 0\n"); 1360 return -1; 1361 } 1362 nb_fwd_streams_new = (streamid_t)(nb_ports * q); 1363 if (nb_fwd_streams_new == nb_fwd_streams) 1364 return 0; 1365 /* clear the old */ 1366 if (fwd_streams != NULL) { 1367 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1368 if (fwd_streams[sm_id] == NULL) 1369 continue; 1370 rte_free(fwd_streams[sm_id]); 1371 fwd_streams[sm_id] = NULL; 1372 } 1373 rte_free(fwd_streams); 1374 fwd_streams = NULL; 1375 } 1376 1377 /* init new */ 1378 nb_fwd_streams = nb_fwd_streams_new; 1379 if (nb_fwd_streams) { 1380 fwd_streams = rte_zmalloc("testpmd: fwd_streams", 1381 sizeof(struct fwd_stream *) * nb_fwd_streams, 1382 RTE_CACHE_LINE_SIZE); 1383 if (fwd_streams == NULL) 1384 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d" 1385 " (struct fwd_stream *)) failed\n", 1386 nb_fwd_streams); 1387 1388 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) { 1389 fwd_streams[sm_id] = rte_zmalloc("testpmd:" 1390 " struct fwd_stream", sizeof(struct fwd_stream), 1391 RTE_CACHE_LINE_SIZE); 1392 if (fwd_streams[sm_id] == NULL) 1393 rte_exit(EXIT_FAILURE, "rte_zmalloc" 1394 "(struct fwd_stream) failed\n"); 1395 } 1396 } 1397 1398 return 0; 1399 } 1400 1401 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1402 static void 1403 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs) 1404 { 1405 unsigned int total_burst; 1406 unsigned int nb_burst; 1407 unsigned int burst_stats[3]; 1408 uint16_t pktnb_stats[3]; 1409 uint16_t nb_pkt; 1410 int burst_percent[3]; 1411 1412 /* 1413 * First compute the total number of packet bursts and the 1414 * two highest numbers of bursts of the same number of packets. 1415 */ 1416 total_burst = 0; 1417 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0; 1418 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0; 1419 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) { 1420 nb_burst = pbs->pkt_burst_spread[nb_pkt]; 1421 if (nb_burst == 0) 1422 continue; 1423 total_burst += nb_burst; 1424 if (nb_burst > burst_stats[0]) { 1425 burst_stats[1] = burst_stats[0]; 1426 pktnb_stats[1] = pktnb_stats[0]; 1427 burst_stats[0] = nb_burst; 1428 pktnb_stats[0] = nb_pkt; 1429 } else if (nb_burst > burst_stats[1]) { 1430 burst_stats[1] = nb_burst; 1431 pktnb_stats[1] = nb_pkt; 1432 } 1433 } 1434 if (total_burst == 0) 1435 return; 1436 burst_percent[0] = (burst_stats[0] * 100) / total_burst; 1437 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst, 1438 burst_percent[0], (int) pktnb_stats[0]); 1439 if (burst_stats[0] == total_burst) { 1440 printf("]\n"); 1441 return; 1442 } 1443 if (burst_stats[0] + burst_stats[1] == total_burst) { 1444 printf(" + %d%% of %d pkts]\n", 1445 100 - burst_percent[0], pktnb_stats[1]); 1446 return; 1447 } 1448 burst_percent[1] = (burst_stats[1] * 100) / total_burst; 1449 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]); 1450 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) { 1451 printf(" + %d%% of others]\n", 100 - burst_percent[0]); 1452 return; 1453 } 1454 printf(" + %d%% of %d pkts + %d%% of others]\n", 1455 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]); 1456 } 1457 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */ 1458 1459 static void 1460 fwd_stream_stats_display(streamid_t stream_id) 1461 { 1462 struct fwd_stream *fs; 1463 static const char *fwd_top_stats_border = "-------"; 1464 1465 fs = fwd_streams[stream_id]; 1466 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) && 1467 (fs->fwd_dropped == 0)) 1468 return; 1469 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> " 1470 "TX Port=%2d/Queue=%2d %s\n", 1471 fwd_top_stats_border, fs->rx_port, fs->rx_queue, 1472 fs->tx_port, fs->tx_queue, fwd_top_stats_border); 1473 printf(" RX-packets: %-14"PRIu64" TX-packets: %-14"PRIu64 1474 " TX-dropped: %-14"PRIu64, 1475 fs->rx_packets, fs->tx_packets, fs->fwd_dropped); 1476 1477 /* if checksum mode */ 1478 if (cur_fwd_eng == &csum_fwd_engine) { 1479 printf(" RX- bad IP checksum: %-14"PRIu64 1480 " Rx- bad L4 checksum: %-14"PRIu64 1481 " Rx- bad outer L4 checksum: %-14"PRIu64"\n", 1482 fs->rx_bad_ip_csum, fs->rx_bad_l4_csum, 1483 fs->rx_bad_outer_l4_csum); 1484 } else { 1485 printf("\n"); 1486 } 1487 1488 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1489 pkt_burst_stats_display("RX", &fs->rx_burst_stats); 1490 pkt_burst_stats_display("TX", &fs->tx_burst_stats); 1491 #endif 1492 } 1493 1494 void 1495 fwd_stats_display(void) 1496 { 1497 static const char *fwd_stats_border = "----------------------"; 1498 static const char *acc_stats_border = "+++++++++++++++"; 1499 struct { 1500 struct fwd_stream *rx_stream; 1501 struct fwd_stream *tx_stream; 1502 uint64_t tx_dropped; 1503 uint64_t rx_bad_ip_csum; 1504 uint64_t rx_bad_l4_csum; 1505 uint64_t rx_bad_outer_l4_csum; 1506 } ports_stats[RTE_MAX_ETHPORTS]; 1507 uint64_t total_rx_dropped = 0; 1508 uint64_t total_tx_dropped = 0; 1509 uint64_t total_rx_nombuf = 0; 1510 struct rte_eth_stats stats; 1511 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1512 uint64_t fwd_cycles = 0; 1513 #endif 1514 uint64_t total_recv = 0; 1515 uint64_t total_xmit = 0; 1516 struct rte_port *port; 1517 streamid_t sm_id; 1518 portid_t pt_id; 1519 int i; 1520 1521 memset(ports_stats, 0, sizeof(ports_stats)); 1522 1523 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1524 struct fwd_stream *fs = fwd_streams[sm_id]; 1525 1526 if (cur_fwd_config.nb_fwd_streams > 1527 cur_fwd_config.nb_fwd_ports) { 1528 fwd_stream_stats_display(sm_id); 1529 } else { 1530 ports_stats[fs->tx_port].tx_stream = fs; 1531 ports_stats[fs->rx_port].rx_stream = fs; 1532 } 1533 1534 ports_stats[fs->tx_port].tx_dropped += fs->fwd_dropped; 1535 1536 ports_stats[fs->rx_port].rx_bad_ip_csum += fs->rx_bad_ip_csum; 1537 ports_stats[fs->rx_port].rx_bad_l4_csum += fs->rx_bad_l4_csum; 1538 ports_stats[fs->rx_port].rx_bad_outer_l4_csum += 1539 fs->rx_bad_outer_l4_csum; 1540 1541 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1542 fwd_cycles += fs->core_cycles; 1543 #endif 1544 } 1545 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1546 uint8_t j; 1547 1548 pt_id = fwd_ports_ids[i]; 1549 port = &ports[pt_id]; 1550 1551 rte_eth_stats_get(pt_id, &stats); 1552 stats.ipackets -= port->stats.ipackets; 1553 stats.opackets -= port->stats.opackets; 1554 stats.ibytes -= port->stats.ibytes; 1555 stats.obytes -= port->stats.obytes; 1556 stats.imissed -= port->stats.imissed; 1557 stats.oerrors -= port->stats.oerrors; 1558 stats.rx_nombuf -= port->stats.rx_nombuf; 1559 1560 total_recv += stats.ipackets; 1561 total_xmit += stats.opackets; 1562 total_rx_dropped += stats.imissed; 1563 total_tx_dropped += ports_stats[pt_id].tx_dropped; 1564 total_tx_dropped += stats.oerrors; 1565 total_rx_nombuf += stats.rx_nombuf; 1566 1567 printf("\n %s Forward statistics for port %-2d %s\n", 1568 fwd_stats_border, pt_id, fwd_stats_border); 1569 1570 if (!port->rx_queue_stats_mapping_enabled && 1571 !port->tx_queue_stats_mapping_enabled) { 1572 printf(" RX-packets: %-14"PRIu64 1573 " RX-dropped: %-14"PRIu64 1574 "RX-total: %-"PRIu64"\n", 1575 stats.ipackets, stats.imissed, 1576 stats.ipackets + stats.imissed); 1577 1578 if (cur_fwd_eng == &csum_fwd_engine) 1579 printf(" Bad-ipcsum: %-14"PRIu64 1580 " Bad-l4csum: %-14"PRIu64 1581 "Bad-outer-l4csum: %-14"PRIu64"\n", 1582 ports_stats[pt_id].rx_bad_ip_csum, 1583 ports_stats[pt_id].rx_bad_l4_csum, 1584 ports_stats[pt_id].rx_bad_outer_l4_csum); 1585 if (stats.ierrors + stats.rx_nombuf > 0) { 1586 printf(" RX-error: %-"PRIu64"\n", 1587 stats.ierrors); 1588 printf(" RX-nombufs: %-14"PRIu64"\n", 1589 stats.rx_nombuf); 1590 } 1591 1592 printf(" TX-packets: %-14"PRIu64 1593 " TX-dropped: %-14"PRIu64 1594 "TX-total: %-"PRIu64"\n", 1595 stats.opackets, ports_stats[pt_id].tx_dropped, 1596 stats.opackets + ports_stats[pt_id].tx_dropped); 1597 } else { 1598 printf(" RX-packets: %14"PRIu64 1599 " RX-dropped:%14"PRIu64 1600 " RX-total:%14"PRIu64"\n", 1601 stats.ipackets, stats.imissed, 1602 stats.ipackets + stats.imissed); 1603 1604 if (cur_fwd_eng == &csum_fwd_engine) 1605 printf(" Bad-ipcsum:%14"PRIu64 1606 " Bad-l4csum:%14"PRIu64 1607 " Bad-outer-l4csum: %-14"PRIu64"\n", 1608 ports_stats[pt_id].rx_bad_ip_csum, 1609 ports_stats[pt_id].rx_bad_l4_csum, 1610 ports_stats[pt_id].rx_bad_outer_l4_csum); 1611 if ((stats.ierrors + stats.rx_nombuf) > 0) { 1612 printf(" RX-error:%"PRIu64"\n", stats.ierrors); 1613 printf(" RX-nombufs: %14"PRIu64"\n", 1614 stats.rx_nombuf); 1615 } 1616 1617 printf(" TX-packets: %14"PRIu64 1618 " TX-dropped:%14"PRIu64 1619 " TX-total:%14"PRIu64"\n", 1620 stats.opackets, ports_stats[pt_id].tx_dropped, 1621 stats.opackets + ports_stats[pt_id].tx_dropped); 1622 } 1623 1624 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1625 if (ports_stats[pt_id].rx_stream) 1626 pkt_burst_stats_display("RX", 1627 &ports_stats[pt_id].rx_stream->rx_burst_stats); 1628 if (ports_stats[pt_id].tx_stream) 1629 pkt_burst_stats_display("TX", 1630 &ports_stats[pt_id].tx_stream->tx_burst_stats); 1631 #endif 1632 1633 if (port->rx_queue_stats_mapping_enabled) { 1634 printf("\n"); 1635 for (j = 0; j < RTE_ETHDEV_QUEUE_STAT_CNTRS; j++) { 1636 printf(" Stats reg %2d RX-packets:%14"PRIu64 1637 " RX-errors:%14"PRIu64 1638 " RX-bytes:%14"PRIu64"\n", 1639 j, stats.q_ipackets[j], 1640 stats.q_errors[j], stats.q_ibytes[j]); 1641 } 1642 printf("\n"); 1643 } 1644 if (port->tx_queue_stats_mapping_enabled) { 1645 for (j = 0; j < RTE_ETHDEV_QUEUE_STAT_CNTRS; j++) { 1646 printf(" Stats reg %2d TX-packets:%14"PRIu64 1647 " TX-bytes:%14" 1648 PRIu64"\n", 1649 j, stats.q_opackets[j], 1650 stats.q_obytes[j]); 1651 } 1652 } 1653 1654 printf(" %s--------------------------------%s\n", 1655 fwd_stats_border, fwd_stats_border); 1656 } 1657 1658 printf("\n %s Accumulated forward statistics for all ports" 1659 "%s\n", 1660 acc_stats_border, acc_stats_border); 1661 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: " 1662 "%-"PRIu64"\n" 1663 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: " 1664 "%-"PRIu64"\n", 1665 total_recv, total_rx_dropped, total_recv + total_rx_dropped, 1666 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped); 1667 if (total_rx_nombuf > 0) 1668 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf); 1669 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++" 1670 "%s\n", 1671 acc_stats_border, acc_stats_border); 1672 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1673 if (total_recv > 0) 1674 printf("\n CPU cycles/packet=%u (total cycles=" 1675 "%"PRIu64" / total RX packets=%"PRIu64")\n", 1676 (unsigned int)(fwd_cycles / total_recv), 1677 fwd_cycles, total_recv); 1678 #endif 1679 } 1680 1681 void 1682 fwd_stats_reset(void) 1683 { 1684 streamid_t sm_id; 1685 portid_t pt_id; 1686 int i; 1687 1688 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1689 pt_id = fwd_ports_ids[i]; 1690 rte_eth_stats_get(pt_id, &ports[pt_id].stats); 1691 } 1692 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) { 1693 struct fwd_stream *fs = fwd_streams[sm_id]; 1694 1695 fs->rx_packets = 0; 1696 fs->tx_packets = 0; 1697 fs->fwd_dropped = 0; 1698 fs->rx_bad_ip_csum = 0; 1699 fs->rx_bad_l4_csum = 0; 1700 fs->rx_bad_outer_l4_csum = 0; 1701 1702 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS 1703 memset(&fs->rx_burst_stats, 0, sizeof(fs->rx_burst_stats)); 1704 memset(&fs->tx_burst_stats, 0, sizeof(fs->tx_burst_stats)); 1705 #endif 1706 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES 1707 fs->core_cycles = 0; 1708 #endif 1709 } 1710 } 1711 1712 static void 1713 flush_fwd_rx_queues(void) 1714 { 1715 struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; 1716 portid_t rxp; 1717 portid_t port_id; 1718 queueid_t rxq; 1719 uint16_t nb_rx; 1720 uint16_t i; 1721 uint8_t j; 1722 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 1723 uint64_t timer_period; 1724 1725 /* convert to number of cycles */ 1726 timer_period = rte_get_timer_hz(); /* 1 second timeout */ 1727 1728 for (j = 0; j < 2; j++) { 1729 for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) { 1730 for (rxq = 0; rxq < nb_rxq; rxq++) { 1731 port_id = fwd_ports_ids[rxp]; 1732 /** 1733 * testpmd can stuck in the below do while loop 1734 * if rte_eth_rx_burst() always returns nonzero 1735 * packets. So timer is added to exit this loop 1736 * after 1sec timer expiry. 1737 */ 1738 prev_tsc = rte_rdtsc(); 1739 do { 1740 nb_rx = rte_eth_rx_burst(port_id, rxq, 1741 pkts_burst, MAX_PKT_BURST); 1742 for (i = 0; i < nb_rx; i++) 1743 rte_pktmbuf_free(pkts_burst[i]); 1744 1745 cur_tsc = rte_rdtsc(); 1746 diff_tsc = cur_tsc - prev_tsc; 1747 timer_tsc += diff_tsc; 1748 } while ((nb_rx > 0) && 1749 (timer_tsc < timer_period)); 1750 timer_tsc = 0; 1751 } 1752 } 1753 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */ 1754 } 1755 } 1756 1757 static void 1758 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd) 1759 { 1760 struct fwd_stream **fsm; 1761 streamid_t nb_fs; 1762 streamid_t sm_id; 1763 #ifdef RTE_LIBRTE_BITRATE 1764 uint64_t tics_per_1sec; 1765 uint64_t tics_datum; 1766 uint64_t tics_current; 1767 uint16_t i, cnt_ports; 1768 1769 cnt_ports = nb_ports; 1770 tics_datum = rte_rdtsc(); 1771 tics_per_1sec = rte_get_timer_hz(); 1772 #endif 1773 fsm = &fwd_streams[fc->stream_idx]; 1774 nb_fs = fc->stream_nb; 1775 do { 1776 for (sm_id = 0; sm_id < nb_fs; sm_id++) 1777 (*pkt_fwd)(fsm[sm_id]); 1778 #ifdef RTE_LIBRTE_BITRATE 1779 if (bitrate_enabled != 0 && 1780 bitrate_lcore_id == rte_lcore_id()) { 1781 tics_current = rte_rdtsc(); 1782 if (tics_current - tics_datum >= tics_per_1sec) { 1783 /* Periodic bitrate calculation */ 1784 for (i = 0; i < cnt_ports; i++) 1785 rte_stats_bitrate_calc(bitrate_data, 1786 ports_ids[i]); 1787 tics_datum = tics_current; 1788 } 1789 } 1790 #endif 1791 #ifdef RTE_LIBRTE_LATENCY_STATS 1792 if (latencystats_enabled != 0 && 1793 latencystats_lcore_id == rte_lcore_id()) 1794 rte_latencystats_update(); 1795 #endif 1796 1797 } while (! fc->stopped); 1798 } 1799 1800 static int 1801 start_pkt_forward_on_core(void *fwd_arg) 1802 { 1803 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg, 1804 cur_fwd_config.fwd_eng->packet_fwd); 1805 return 0; 1806 } 1807 1808 /* 1809 * Run the TXONLY packet forwarding engine to send a single burst of packets. 1810 * Used to start communication flows in network loopback test configurations. 1811 */ 1812 static int 1813 run_one_txonly_burst_on_core(void *fwd_arg) 1814 { 1815 struct fwd_lcore *fwd_lc; 1816 struct fwd_lcore tmp_lcore; 1817 1818 fwd_lc = (struct fwd_lcore *) fwd_arg; 1819 tmp_lcore = *fwd_lc; 1820 tmp_lcore.stopped = 1; 1821 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd); 1822 return 0; 1823 } 1824 1825 /* 1826 * Launch packet forwarding: 1827 * - Setup per-port forwarding context. 1828 * - launch logical cores with their forwarding configuration. 1829 */ 1830 static void 1831 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore) 1832 { 1833 port_fwd_begin_t port_fwd_begin; 1834 unsigned int i; 1835 unsigned int lc_id; 1836 int diag; 1837 1838 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin; 1839 if (port_fwd_begin != NULL) { 1840 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1841 (*port_fwd_begin)(fwd_ports_ids[i]); 1842 } 1843 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) { 1844 lc_id = fwd_lcores_cpuids[i]; 1845 if ((interactive == 0) || (lc_id != rte_lcore_id())) { 1846 fwd_lcores[i]->stopped = 0; 1847 diag = rte_eal_remote_launch(pkt_fwd_on_lcore, 1848 fwd_lcores[i], lc_id); 1849 if (diag != 0) 1850 printf("launch lcore %u failed - diag=%d\n", 1851 lc_id, diag); 1852 } 1853 } 1854 } 1855 1856 /* 1857 * Launch packet forwarding configuration. 1858 */ 1859 void 1860 start_packet_forwarding(int with_tx_first) 1861 { 1862 port_fwd_begin_t port_fwd_begin; 1863 port_fwd_end_t port_fwd_end; 1864 struct rte_port *port; 1865 unsigned int i; 1866 portid_t pt_id; 1867 1868 if (strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") == 0 && !nb_rxq) 1869 rte_exit(EXIT_FAILURE, "rxq are 0, cannot use rxonly fwd mode\n"); 1870 1871 if (strcmp(cur_fwd_eng->fwd_mode_name, "txonly") == 0 && !nb_txq) 1872 rte_exit(EXIT_FAILURE, "txq are 0, cannot use txonly fwd mode\n"); 1873 1874 if ((strcmp(cur_fwd_eng->fwd_mode_name, "rxonly") != 0 && 1875 strcmp(cur_fwd_eng->fwd_mode_name, "txonly") != 0) && 1876 (!nb_rxq || !nb_txq)) 1877 rte_exit(EXIT_FAILURE, 1878 "Either rxq or txq are 0, cannot use %s fwd mode\n", 1879 cur_fwd_eng->fwd_mode_name); 1880 1881 if (all_ports_started() == 0) { 1882 printf("Not all ports were started\n"); 1883 return; 1884 } 1885 if (test_done == 0) { 1886 printf("Packet forwarding already started\n"); 1887 return; 1888 } 1889 1890 1891 if(dcb_test) { 1892 for (i = 0; i < nb_fwd_ports; i++) { 1893 pt_id = fwd_ports_ids[i]; 1894 port = &ports[pt_id]; 1895 if (!port->dcb_flag) { 1896 printf("In DCB mode, all forwarding ports must " 1897 "be configured in this mode.\n"); 1898 return; 1899 } 1900 } 1901 if (nb_fwd_lcores == 1) { 1902 printf("In DCB mode,the nb forwarding cores " 1903 "should be larger than 1.\n"); 1904 return; 1905 } 1906 } 1907 test_done = 0; 1908 1909 fwd_config_setup(); 1910 1911 if(!no_flush_rx) 1912 flush_fwd_rx_queues(); 1913 1914 pkt_fwd_config_display(&cur_fwd_config); 1915 rxtx_config_display(); 1916 1917 fwd_stats_reset(); 1918 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1919 pt_id = fwd_ports_ids[i]; 1920 port = &ports[pt_id]; 1921 map_port_queue_stats_mapping_registers(pt_id, port); 1922 } 1923 if (with_tx_first) { 1924 port_fwd_begin = tx_only_engine.port_fwd_begin; 1925 if (port_fwd_begin != NULL) { 1926 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1927 (*port_fwd_begin)(fwd_ports_ids[i]); 1928 } 1929 while (with_tx_first--) { 1930 launch_packet_forwarding( 1931 run_one_txonly_burst_on_core); 1932 rte_eal_mp_wait_lcore(); 1933 } 1934 port_fwd_end = tx_only_engine.port_fwd_end; 1935 if (port_fwd_end != NULL) { 1936 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 1937 (*port_fwd_end)(fwd_ports_ids[i]); 1938 } 1939 } 1940 launch_packet_forwarding(start_pkt_forward_on_core); 1941 } 1942 1943 void 1944 stop_packet_forwarding(void) 1945 { 1946 port_fwd_end_t port_fwd_end; 1947 lcoreid_t lc_id; 1948 portid_t pt_id; 1949 int i; 1950 1951 if (test_done) { 1952 printf("Packet forwarding not started\n"); 1953 return; 1954 } 1955 printf("Telling cores to stop..."); 1956 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++) 1957 fwd_lcores[lc_id]->stopped = 1; 1958 printf("\nWaiting for lcores to finish...\n"); 1959 rte_eal_mp_wait_lcore(); 1960 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end; 1961 if (port_fwd_end != NULL) { 1962 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) { 1963 pt_id = fwd_ports_ids[i]; 1964 (*port_fwd_end)(pt_id); 1965 } 1966 } 1967 1968 fwd_stats_display(); 1969 1970 printf("\nDone.\n"); 1971 test_done = 1; 1972 } 1973 1974 void 1975 dev_set_link_up(portid_t pid) 1976 { 1977 if (rte_eth_dev_set_link_up(pid) < 0) 1978 printf("\nSet link up fail.\n"); 1979 } 1980 1981 void 1982 dev_set_link_down(portid_t pid) 1983 { 1984 if (rte_eth_dev_set_link_down(pid) < 0) 1985 printf("\nSet link down fail.\n"); 1986 } 1987 1988 static int 1989 all_ports_started(void) 1990 { 1991 portid_t pi; 1992 struct rte_port *port; 1993 1994 RTE_ETH_FOREACH_DEV(pi) { 1995 port = &ports[pi]; 1996 /* Check if there is a port which is not started */ 1997 if ((port->port_status != RTE_PORT_STARTED) && 1998 (port->slave_flag == 0)) 1999 return 0; 2000 } 2001 2002 /* No port is not started */ 2003 return 1; 2004 } 2005 2006 int 2007 port_is_stopped(portid_t port_id) 2008 { 2009 struct rte_port *port = &ports[port_id]; 2010 2011 if ((port->port_status != RTE_PORT_STOPPED) && 2012 (port->slave_flag == 0)) 2013 return 0; 2014 return 1; 2015 } 2016 2017 int 2018 all_ports_stopped(void) 2019 { 2020 portid_t pi; 2021 2022 RTE_ETH_FOREACH_DEV(pi) { 2023 if (!port_is_stopped(pi)) 2024 return 0; 2025 } 2026 2027 return 1; 2028 } 2029 2030 int 2031 port_is_started(portid_t port_id) 2032 { 2033 if (port_id_is_invalid(port_id, ENABLED_WARN)) 2034 return 0; 2035 2036 if (ports[port_id].port_status != RTE_PORT_STARTED) 2037 return 0; 2038 2039 return 1; 2040 } 2041 2042 int 2043 start_port(portid_t pid) 2044 { 2045 int diag, need_check_link_status = -1; 2046 portid_t pi; 2047 queueid_t qi; 2048 struct rte_port *port; 2049 struct rte_ether_addr mac_addr; 2050 2051 if (port_id_is_invalid(pid, ENABLED_WARN)) 2052 return 0; 2053 2054 if(dcb_config) 2055 dcb_test = 1; 2056 RTE_ETH_FOREACH_DEV(pi) { 2057 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2058 continue; 2059 2060 need_check_link_status = 0; 2061 port = &ports[pi]; 2062 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED, 2063 RTE_PORT_HANDLING) == 0) { 2064 printf("Port %d is now not stopped\n", pi); 2065 continue; 2066 } 2067 2068 if (port->need_reconfig > 0) { 2069 port->need_reconfig = 0; 2070 2071 if (flow_isolate_all) { 2072 int ret = port_flow_isolate(pi, 1); 2073 if (ret) { 2074 printf("Failed to apply isolated" 2075 " mode on port %d\n", pi); 2076 return -1; 2077 } 2078 } 2079 configure_rxtx_dump_callbacks(0); 2080 printf("Configuring Port %d (socket %u)\n", pi, 2081 port->socket_id); 2082 /* configure port */ 2083 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, 2084 &(port->dev_conf)); 2085 if (diag != 0) { 2086 if (rte_atomic16_cmpset(&(port->port_status), 2087 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2088 printf("Port %d can not be set back " 2089 "to stopped\n", pi); 2090 printf("Fail to configure port %d\n", pi); 2091 /* try to reconfigure port next time */ 2092 port->need_reconfig = 1; 2093 return -1; 2094 } 2095 } 2096 if (port->need_reconfig_queues > 0) { 2097 port->need_reconfig_queues = 0; 2098 /* setup tx queues */ 2099 for (qi = 0; qi < nb_txq; qi++) { 2100 if ((numa_support) && 2101 (txring_numa[pi] != NUMA_NO_CONFIG)) 2102 diag = rte_eth_tx_queue_setup(pi, qi, 2103 port->nb_tx_desc[qi], 2104 txring_numa[pi], 2105 &(port->tx_conf[qi])); 2106 else 2107 diag = rte_eth_tx_queue_setup(pi, qi, 2108 port->nb_tx_desc[qi], 2109 port->socket_id, 2110 &(port->tx_conf[qi])); 2111 2112 if (diag == 0) 2113 continue; 2114 2115 /* Fail to setup tx queue, return */ 2116 if (rte_atomic16_cmpset(&(port->port_status), 2117 RTE_PORT_HANDLING, 2118 RTE_PORT_STOPPED) == 0) 2119 printf("Port %d can not be set back " 2120 "to stopped\n", pi); 2121 printf("Fail to configure port %d tx queues\n", 2122 pi); 2123 /* try to reconfigure queues next time */ 2124 port->need_reconfig_queues = 1; 2125 return -1; 2126 } 2127 for (qi = 0; qi < nb_rxq; qi++) { 2128 /* setup rx queues */ 2129 if ((numa_support) && 2130 (rxring_numa[pi] != NUMA_NO_CONFIG)) { 2131 struct rte_mempool * mp = 2132 mbuf_pool_find(rxring_numa[pi]); 2133 if (mp == NULL) { 2134 printf("Failed to setup RX queue:" 2135 "No mempool allocation" 2136 " on the socket %d\n", 2137 rxring_numa[pi]); 2138 return -1; 2139 } 2140 2141 diag = rte_eth_rx_queue_setup(pi, qi, 2142 port->nb_rx_desc[qi], 2143 rxring_numa[pi], 2144 &(port->rx_conf[qi]), 2145 mp); 2146 } else { 2147 struct rte_mempool *mp = 2148 mbuf_pool_find(port->socket_id); 2149 if (mp == NULL) { 2150 printf("Failed to setup RX queue:" 2151 "No mempool allocation" 2152 " on the socket %d\n", 2153 port->socket_id); 2154 return -1; 2155 } 2156 diag = rte_eth_rx_queue_setup(pi, qi, 2157 port->nb_rx_desc[qi], 2158 port->socket_id, 2159 &(port->rx_conf[qi]), 2160 mp); 2161 } 2162 if (diag == 0) 2163 continue; 2164 2165 /* Fail to setup rx queue, return */ 2166 if (rte_atomic16_cmpset(&(port->port_status), 2167 RTE_PORT_HANDLING, 2168 RTE_PORT_STOPPED) == 0) 2169 printf("Port %d can not be set back " 2170 "to stopped\n", pi); 2171 printf("Fail to configure port %d rx queues\n", 2172 pi); 2173 /* try to reconfigure queues next time */ 2174 port->need_reconfig_queues = 1; 2175 return -1; 2176 } 2177 } 2178 configure_rxtx_dump_callbacks(verbose_level); 2179 /* start port */ 2180 if (rte_eth_dev_start(pi) < 0) { 2181 printf("Fail to start port %d\n", pi); 2182 2183 /* Fail to setup rx queue, return */ 2184 if (rte_atomic16_cmpset(&(port->port_status), 2185 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2186 printf("Port %d can not be set back to " 2187 "stopped\n", pi); 2188 continue; 2189 } 2190 2191 if (rte_atomic16_cmpset(&(port->port_status), 2192 RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0) 2193 printf("Port %d can not be set into started\n", pi); 2194 2195 rte_eth_macaddr_get(pi, &mac_addr); 2196 printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi, 2197 mac_addr.addr_bytes[0], mac_addr.addr_bytes[1], 2198 mac_addr.addr_bytes[2], mac_addr.addr_bytes[3], 2199 mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]); 2200 2201 /* at least one port started, need checking link status */ 2202 need_check_link_status = 1; 2203 } 2204 2205 if (need_check_link_status == 1 && !no_link_check) 2206 check_all_ports_link_status(RTE_PORT_ALL); 2207 else if (need_check_link_status == 0) 2208 printf("Please stop the ports first\n"); 2209 2210 printf("Done\n"); 2211 return 0; 2212 } 2213 2214 void 2215 stop_port(portid_t pid) 2216 { 2217 portid_t pi; 2218 struct rte_port *port; 2219 int need_check_link_status = 0; 2220 2221 if (dcb_test) { 2222 dcb_test = 0; 2223 dcb_config = 0; 2224 } 2225 2226 if (port_id_is_invalid(pid, ENABLED_WARN)) 2227 return; 2228 2229 printf("Stopping ports...\n"); 2230 2231 RTE_ETH_FOREACH_DEV(pi) { 2232 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2233 continue; 2234 2235 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2236 printf("Please remove port %d from forwarding configuration.\n", pi); 2237 continue; 2238 } 2239 2240 if (port_is_bonding_slave(pi)) { 2241 printf("Please remove port %d from bonded device.\n", pi); 2242 continue; 2243 } 2244 2245 port = &ports[pi]; 2246 if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED, 2247 RTE_PORT_HANDLING) == 0) 2248 continue; 2249 2250 rte_eth_dev_stop(pi); 2251 2252 if (rte_atomic16_cmpset(&(port->port_status), 2253 RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0) 2254 printf("Port %d can not be set into stopped\n", pi); 2255 need_check_link_status = 1; 2256 } 2257 if (need_check_link_status && !no_link_check) 2258 check_all_ports_link_status(RTE_PORT_ALL); 2259 2260 printf("Done\n"); 2261 } 2262 2263 static void 2264 remove_invalid_ports_in(portid_t *array, portid_t *total) 2265 { 2266 portid_t i; 2267 portid_t new_total = 0; 2268 2269 for (i = 0; i < *total; i++) 2270 if (!port_id_is_invalid(array[i], DISABLED_WARN)) { 2271 array[new_total] = array[i]; 2272 new_total++; 2273 } 2274 *total = new_total; 2275 } 2276 2277 static void 2278 remove_invalid_ports(void) 2279 { 2280 remove_invalid_ports_in(ports_ids, &nb_ports); 2281 remove_invalid_ports_in(fwd_ports_ids, &nb_fwd_ports); 2282 nb_cfg_ports = nb_fwd_ports; 2283 } 2284 2285 void 2286 close_port(portid_t pid) 2287 { 2288 portid_t pi; 2289 struct rte_port *port; 2290 2291 if (port_id_is_invalid(pid, ENABLED_WARN)) 2292 return; 2293 2294 printf("Closing ports...\n"); 2295 2296 RTE_ETH_FOREACH_DEV(pi) { 2297 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2298 continue; 2299 2300 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2301 printf("Please remove port %d from forwarding configuration.\n", pi); 2302 continue; 2303 } 2304 2305 if (port_is_bonding_slave(pi)) { 2306 printf("Please remove port %d from bonded device.\n", pi); 2307 continue; 2308 } 2309 2310 port = &ports[pi]; 2311 if (rte_atomic16_cmpset(&(port->port_status), 2312 RTE_PORT_CLOSED, RTE_PORT_CLOSED) == 1) { 2313 printf("Port %d is already closed\n", pi); 2314 continue; 2315 } 2316 2317 if (rte_atomic16_cmpset(&(port->port_status), 2318 RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) { 2319 printf("Port %d is now not stopped\n", pi); 2320 continue; 2321 } 2322 2323 if (port->flow_list) 2324 port_flow_flush(pi); 2325 rte_eth_dev_close(pi); 2326 2327 remove_invalid_ports(); 2328 2329 if (rte_atomic16_cmpset(&(port->port_status), 2330 RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0) 2331 printf("Port %d cannot be set to closed\n", pi); 2332 } 2333 2334 printf("Done\n"); 2335 } 2336 2337 void 2338 reset_port(portid_t pid) 2339 { 2340 int diag; 2341 portid_t pi; 2342 struct rte_port *port; 2343 2344 if (port_id_is_invalid(pid, ENABLED_WARN)) 2345 return; 2346 2347 printf("Resetting ports...\n"); 2348 2349 RTE_ETH_FOREACH_DEV(pi) { 2350 if (pid != pi && pid != (portid_t)RTE_PORT_ALL) 2351 continue; 2352 2353 if (port_is_forwarding(pi) != 0 && test_done == 0) { 2354 printf("Please remove port %d from forwarding " 2355 "configuration.\n", pi); 2356 continue; 2357 } 2358 2359 if (port_is_bonding_slave(pi)) { 2360 printf("Please remove port %d from bonded device.\n", 2361 pi); 2362 continue; 2363 } 2364 2365 diag = rte_eth_dev_reset(pi); 2366 if (diag == 0) { 2367 port = &ports[pi]; 2368 port->need_reconfig = 1; 2369 port->need_reconfig_queues = 1; 2370 } else { 2371 printf("Failed to reset port %d. diag=%d\n", pi, diag); 2372 } 2373 } 2374 2375 printf("Done\n"); 2376 } 2377 2378 void 2379 attach_port(char *identifier) 2380 { 2381 portid_t pi; 2382 struct rte_dev_iterator iterator; 2383 2384 printf("Attaching a new port...\n"); 2385 2386 if (identifier == NULL) { 2387 printf("Invalid parameters are specified\n"); 2388 return; 2389 } 2390 2391 if (rte_dev_probe(identifier) < 0) { 2392 TESTPMD_LOG(ERR, "Failed to attach port %s\n", identifier); 2393 return; 2394 } 2395 2396 /* first attach mode: event */ 2397 if (setup_on_probe_event) { 2398 /* new ports are detected on RTE_ETH_EVENT_NEW event */ 2399 for (pi = 0; pi < RTE_MAX_ETHPORTS; pi++) 2400 if (ports[pi].port_status == RTE_PORT_HANDLING && 2401 ports[pi].need_setup != 0) 2402 setup_attached_port(pi); 2403 return; 2404 } 2405 2406 /* second attach mode: iterator */ 2407 RTE_ETH_FOREACH_MATCHING_DEV(pi, identifier, &iterator) { 2408 /* setup ports matching the devargs used for probing */ 2409 if (port_is_forwarding(pi)) 2410 continue; /* port was already attached before */ 2411 setup_attached_port(pi); 2412 } 2413 } 2414 2415 static void 2416 setup_attached_port(portid_t pi) 2417 { 2418 unsigned int socket_id; 2419 2420 socket_id = (unsigned)rte_eth_dev_socket_id(pi); 2421 /* if socket_id is invalid, set to the first available socket. */ 2422 if (check_socket_id(socket_id) < 0) 2423 socket_id = socket_ids[0]; 2424 reconfig(pi, socket_id); 2425 rte_eth_promiscuous_enable(pi); 2426 2427 ports_ids[nb_ports++] = pi; 2428 fwd_ports_ids[nb_fwd_ports++] = pi; 2429 nb_cfg_ports = nb_fwd_ports; 2430 ports[pi].need_setup = 0; 2431 ports[pi].port_status = RTE_PORT_STOPPED; 2432 2433 printf("Port %d is attached. Now total ports is %d\n", pi, nb_ports); 2434 printf("Done\n"); 2435 } 2436 2437 void 2438 detach_port_device(portid_t port_id) 2439 { 2440 struct rte_device *dev; 2441 portid_t sibling; 2442 2443 printf("Removing a device...\n"); 2444 2445 dev = rte_eth_devices[port_id].device; 2446 if (dev == NULL) { 2447 printf("Device already removed\n"); 2448 return; 2449 } 2450 2451 if (ports[port_id].port_status != RTE_PORT_CLOSED) { 2452 if (ports[port_id].port_status != RTE_PORT_STOPPED) { 2453 printf("Port not stopped\n"); 2454 return; 2455 } 2456 printf("Port was not closed\n"); 2457 if (ports[port_id].flow_list) 2458 port_flow_flush(port_id); 2459 } 2460 2461 if (rte_dev_remove(dev) < 0) { 2462 TESTPMD_LOG(ERR, "Failed to detach device %s\n", dev->name); 2463 return; 2464 } 2465 RTE_ETH_FOREACH_DEV_OF(sibling, dev) { 2466 /* reset mapping between old ports and removed device */ 2467 rte_eth_devices[sibling].device = NULL; 2468 if (ports[sibling].port_status != RTE_PORT_CLOSED) { 2469 /* sibling ports are forced to be closed */ 2470 ports[sibling].port_status = RTE_PORT_CLOSED; 2471 printf("Port %u is closed\n", sibling); 2472 } 2473 } 2474 2475 remove_invalid_ports(); 2476 2477 printf("Device of port %u is detached\n", port_id); 2478 printf("Now total ports is %d\n", nb_ports); 2479 printf("Done\n"); 2480 return; 2481 } 2482 2483 void 2484 detach_device(char *identifier) 2485 { 2486 struct rte_dev_iterator iterator; 2487 struct rte_devargs da; 2488 portid_t port_id; 2489 2490 printf("Removing a device...\n"); 2491 2492 memset(&da, 0, sizeof(da)); 2493 if (rte_devargs_parsef(&da, "%s", identifier)) { 2494 printf("cannot parse identifier\n"); 2495 if (da.args) 2496 free(da.args); 2497 return; 2498 } 2499 2500 RTE_ETH_FOREACH_MATCHING_DEV(port_id, identifier, &iterator) { 2501 if (ports[port_id].port_status != RTE_PORT_CLOSED) { 2502 if (ports[port_id].port_status != RTE_PORT_STOPPED) { 2503 printf("Port %u not stopped\n", port_id); 2504 return; 2505 } 2506 2507 /* sibling ports are forced to be closed */ 2508 if (ports[port_id].flow_list) 2509 port_flow_flush(port_id); 2510 ports[port_id].port_status = RTE_PORT_CLOSED; 2511 printf("Port %u is now closed\n", port_id); 2512 } 2513 } 2514 2515 if (rte_eal_hotplug_remove(da.bus->name, da.name) != 0) { 2516 TESTPMD_LOG(ERR, "Failed to detach device %s(%s)\n", 2517 da.name, da.bus->name); 2518 return; 2519 } 2520 2521 remove_invalid_ports(); 2522 2523 printf("Device %s is detached\n", identifier); 2524 printf("Now total ports is %d\n", nb_ports); 2525 printf("Done\n"); 2526 } 2527 2528 void 2529 pmd_test_exit(void) 2530 { 2531 portid_t pt_id; 2532 int ret; 2533 int i; 2534 2535 if (test_done == 0) 2536 stop_packet_forwarding(); 2537 2538 for (i = 0 ; i < RTE_MAX_NUMA_NODES ; i++) { 2539 if (mempools[i]) { 2540 if (mp_alloc_type == MP_ALLOC_ANON) 2541 rte_mempool_mem_iter(mempools[i], dma_unmap_cb, 2542 NULL); 2543 } 2544 } 2545 if (ports != NULL) { 2546 no_link_check = 1; 2547 RTE_ETH_FOREACH_DEV(pt_id) { 2548 printf("\nStopping port %d...\n", pt_id); 2549 fflush(stdout); 2550 stop_port(pt_id); 2551 } 2552 RTE_ETH_FOREACH_DEV(pt_id) { 2553 printf("\nShutting down port %d...\n", pt_id); 2554 fflush(stdout); 2555 close_port(pt_id); 2556 } 2557 } 2558 2559 if (hot_plug) { 2560 ret = rte_dev_event_monitor_stop(); 2561 if (ret) { 2562 RTE_LOG(ERR, EAL, 2563 "fail to stop device event monitor."); 2564 return; 2565 } 2566 2567 ret = rte_dev_event_callback_unregister(NULL, 2568 dev_event_callback, NULL); 2569 if (ret < 0) { 2570 RTE_LOG(ERR, EAL, 2571 "fail to unregister device event callback.\n"); 2572 return; 2573 } 2574 2575 ret = rte_dev_hotplug_handle_disable(); 2576 if (ret) { 2577 RTE_LOG(ERR, EAL, 2578 "fail to disable hotplug handling.\n"); 2579 return; 2580 } 2581 } 2582 for (i = 0 ; i < RTE_MAX_NUMA_NODES ; i++) { 2583 if (mempools[i]) 2584 rte_mempool_free(mempools[i]); 2585 } 2586 2587 printf("\nBye...\n"); 2588 } 2589 2590 typedef void (*cmd_func_t)(void); 2591 struct pmd_test_command { 2592 const char *cmd_name; 2593 cmd_func_t cmd_func; 2594 }; 2595 2596 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0])) 2597 2598 /* Check the link status of all ports in up to 9s, and print them finally */ 2599 static void 2600 check_all_ports_link_status(uint32_t port_mask) 2601 { 2602 #define CHECK_INTERVAL 100 /* 100ms */ 2603 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 2604 portid_t portid; 2605 uint8_t count, all_ports_up, print_flag = 0; 2606 struct rte_eth_link link; 2607 2608 printf("Checking link statuses...\n"); 2609 fflush(stdout); 2610 for (count = 0; count <= MAX_CHECK_TIME; count++) { 2611 all_ports_up = 1; 2612 RTE_ETH_FOREACH_DEV(portid) { 2613 if ((port_mask & (1 << portid)) == 0) 2614 continue; 2615 memset(&link, 0, sizeof(link)); 2616 rte_eth_link_get_nowait(portid, &link); 2617 /* print link status if flag set */ 2618 if (print_flag == 1) { 2619 if (link.link_status) 2620 printf( 2621 "Port%d Link Up. speed %u Mbps- %s\n", 2622 portid, link.link_speed, 2623 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 2624 ("full-duplex") : ("half-duplex\n")); 2625 else 2626 printf("Port %d Link Down\n", portid); 2627 continue; 2628 } 2629 /* clear all_ports_up flag if any link down */ 2630 if (link.link_status == ETH_LINK_DOWN) { 2631 all_ports_up = 0; 2632 break; 2633 } 2634 } 2635 /* after finally printing all link status, get out */ 2636 if (print_flag == 1) 2637 break; 2638 2639 if (all_ports_up == 0) { 2640 fflush(stdout); 2641 rte_delay_ms(CHECK_INTERVAL); 2642 } 2643 2644 /* set the print_flag if all ports up or timeout */ 2645 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 2646 print_flag = 1; 2647 } 2648 2649 if (lsc_interrupt) 2650 break; 2651 } 2652 } 2653 2654 /* 2655 * This callback is for remove a port for a device. It has limitation because 2656 * it is not for multiple port removal for a device. 2657 * TODO: the device detach invoke will plan to be removed from user side to 2658 * eal. And convert all PMDs to free port resources on ether device closing. 2659 */ 2660 static void 2661 rmv_port_callback(void *arg) 2662 { 2663 int need_to_start = 0; 2664 int org_no_link_check = no_link_check; 2665 portid_t port_id = (intptr_t)arg; 2666 2667 RTE_ETH_VALID_PORTID_OR_RET(port_id); 2668 2669 if (!test_done && port_is_forwarding(port_id)) { 2670 need_to_start = 1; 2671 stop_packet_forwarding(); 2672 } 2673 no_link_check = 1; 2674 stop_port(port_id); 2675 no_link_check = org_no_link_check; 2676 close_port(port_id); 2677 detach_port_device(port_id); 2678 if (need_to_start) 2679 start_packet_forwarding(0); 2680 } 2681 2682 /* This function is used by the interrupt thread */ 2683 static int 2684 eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param, 2685 void *ret_param) 2686 { 2687 RTE_SET_USED(param); 2688 RTE_SET_USED(ret_param); 2689 2690 if (type >= RTE_ETH_EVENT_MAX) { 2691 fprintf(stderr, "\nPort %" PRIu16 ": %s called upon invalid event %d\n", 2692 port_id, __func__, type); 2693 fflush(stderr); 2694 } else if (event_print_mask & (UINT32_C(1) << type)) { 2695 printf("\nPort %" PRIu16 ": %s event\n", port_id, 2696 eth_event_desc[type]); 2697 fflush(stdout); 2698 } 2699 2700 switch (type) { 2701 case RTE_ETH_EVENT_NEW: 2702 ports[port_id].need_setup = 1; 2703 ports[port_id].port_status = RTE_PORT_HANDLING; 2704 break; 2705 case RTE_ETH_EVENT_INTR_RMV: 2706 if (port_id_is_invalid(port_id, DISABLED_WARN)) 2707 break; 2708 if (rte_eal_alarm_set(100000, 2709 rmv_port_callback, (void *)(intptr_t)port_id)) 2710 fprintf(stderr, "Could not set up deferred device removal\n"); 2711 break; 2712 default: 2713 break; 2714 } 2715 return 0; 2716 } 2717 2718 static int 2719 register_eth_event_callback(void) 2720 { 2721 int ret; 2722 enum rte_eth_event_type event; 2723 2724 for (event = RTE_ETH_EVENT_UNKNOWN; 2725 event < RTE_ETH_EVENT_MAX; event++) { 2726 ret = rte_eth_dev_callback_register(RTE_ETH_ALL, 2727 event, 2728 eth_event_callback, 2729 NULL); 2730 if (ret != 0) { 2731 TESTPMD_LOG(ERR, "Failed to register callback for " 2732 "%s event\n", eth_event_desc[event]); 2733 return -1; 2734 } 2735 } 2736 2737 return 0; 2738 } 2739 2740 /* This function is used by the interrupt thread */ 2741 static void 2742 dev_event_callback(const char *device_name, enum rte_dev_event_type type, 2743 __rte_unused void *arg) 2744 { 2745 uint16_t port_id; 2746 int ret; 2747 2748 if (type >= RTE_DEV_EVENT_MAX) { 2749 fprintf(stderr, "%s called upon invalid event %d\n", 2750 __func__, type); 2751 fflush(stderr); 2752 } 2753 2754 switch (type) { 2755 case RTE_DEV_EVENT_REMOVE: 2756 RTE_LOG(DEBUG, EAL, "The device: %s has been removed!\n", 2757 device_name); 2758 ret = rte_eth_dev_get_port_by_name(device_name, &port_id); 2759 if (ret) { 2760 RTE_LOG(ERR, EAL, "can not get port by device %s!\n", 2761 device_name); 2762 return; 2763 } 2764 /* 2765 * Because the user's callback is invoked in eal interrupt 2766 * callback, the interrupt callback need to be finished before 2767 * it can be unregistered when detaching device. So finish 2768 * callback soon and use a deferred removal to detach device 2769 * is need. It is a workaround, once the device detaching be 2770 * moved into the eal in the future, the deferred removal could 2771 * be deleted. 2772 */ 2773 if (rte_eal_alarm_set(100000, 2774 rmv_port_callback, (void *)(intptr_t)port_id)) 2775 RTE_LOG(ERR, EAL, 2776 "Could not set up deferred device removal\n"); 2777 break; 2778 case RTE_DEV_EVENT_ADD: 2779 RTE_LOG(ERR, EAL, "The device: %s has been added!\n", 2780 device_name); 2781 /* TODO: After finish kernel driver binding, 2782 * begin to attach port. 2783 */ 2784 break; 2785 default: 2786 break; 2787 } 2788 } 2789 2790 static int 2791 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2792 { 2793 uint16_t i; 2794 int diag; 2795 uint8_t mapping_found = 0; 2796 2797 for (i = 0; i < nb_tx_queue_stats_mappings; i++) { 2798 if ((tx_queue_stats_mappings[i].port_id == port_id) && 2799 (tx_queue_stats_mappings[i].queue_id < nb_txq )) { 2800 diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id, 2801 tx_queue_stats_mappings[i].queue_id, 2802 tx_queue_stats_mappings[i].stats_counter_id); 2803 if (diag != 0) 2804 return diag; 2805 mapping_found = 1; 2806 } 2807 } 2808 if (mapping_found) 2809 port->tx_queue_stats_mapping_enabled = 1; 2810 return 0; 2811 } 2812 2813 static int 2814 set_rx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port) 2815 { 2816 uint16_t i; 2817 int diag; 2818 uint8_t mapping_found = 0; 2819 2820 for (i = 0; i < nb_rx_queue_stats_mappings; i++) { 2821 if ((rx_queue_stats_mappings[i].port_id == port_id) && 2822 (rx_queue_stats_mappings[i].queue_id < nb_rxq )) { 2823 diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id, 2824 rx_queue_stats_mappings[i].queue_id, 2825 rx_queue_stats_mappings[i].stats_counter_id); 2826 if (diag != 0) 2827 return diag; 2828 mapping_found = 1; 2829 } 2830 } 2831 if (mapping_found) 2832 port->rx_queue_stats_mapping_enabled = 1; 2833 return 0; 2834 } 2835 2836 static void 2837 map_port_queue_stats_mapping_registers(portid_t pi, struct rte_port *port) 2838 { 2839 int diag = 0; 2840 2841 diag = set_tx_queue_stats_mapping_registers(pi, port); 2842 if (diag != 0) { 2843 if (diag == -ENOTSUP) { 2844 port->tx_queue_stats_mapping_enabled = 0; 2845 printf("TX queue stats mapping not supported port id=%d\n", pi); 2846 } 2847 else 2848 rte_exit(EXIT_FAILURE, 2849 "set_tx_queue_stats_mapping_registers " 2850 "failed for port id=%d diag=%d\n", 2851 pi, diag); 2852 } 2853 2854 diag = set_rx_queue_stats_mapping_registers(pi, port); 2855 if (diag != 0) { 2856 if (diag == -ENOTSUP) { 2857 port->rx_queue_stats_mapping_enabled = 0; 2858 printf("RX queue stats mapping not supported port id=%d\n", pi); 2859 } 2860 else 2861 rte_exit(EXIT_FAILURE, 2862 "set_rx_queue_stats_mapping_registers " 2863 "failed for port id=%d diag=%d\n", 2864 pi, diag); 2865 } 2866 } 2867 2868 static void 2869 rxtx_port_config(struct rte_port *port) 2870 { 2871 uint16_t qid; 2872 uint64_t offloads; 2873 2874 for (qid = 0; qid < nb_rxq; qid++) { 2875 offloads = port->rx_conf[qid].offloads; 2876 port->rx_conf[qid] = port->dev_info.default_rxconf; 2877 if (offloads != 0) 2878 port->rx_conf[qid].offloads = offloads; 2879 2880 /* Check if any Rx parameters have been passed */ 2881 if (rx_pthresh != RTE_PMD_PARAM_UNSET) 2882 port->rx_conf[qid].rx_thresh.pthresh = rx_pthresh; 2883 2884 if (rx_hthresh != RTE_PMD_PARAM_UNSET) 2885 port->rx_conf[qid].rx_thresh.hthresh = rx_hthresh; 2886 2887 if (rx_wthresh != RTE_PMD_PARAM_UNSET) 2888 port->rx_conf[qid].rx_thresh.wthresh = rx_wthresh; 2889 2890 if (rx_free_thresh != RTE_PMD_PARAM_UNSET) 2891 port->rx_conf[qid].rx_free_thresh = rx_free_thresh; 2892 2893 if (rx_drop_en != RTE_PMD_PARAM_UNSET) 2894 port->rx_conf[qid].rx_drop_en = rx_drop_en; 2895 2896 port->nb_rx_desc[qid] = nb_rxd; 2897 } 2898 2899 for (qid = 0; qid < nb_txq; qid++) { 2900 offloads = port->tx_conf[qid].offloads; 2901 port->tx_conf[qid] = port->dev_info.default_txconf; 2902 if (offloads != 0) 2903 port->tx_conf[qid].offloads = offloads; 2904 2905 /* Check if any Tx parameters have been passed */ 2906 if (tx_pthresh != RTE_PMD_PARAM_UNSET) 2907 port->tx_conf[qid].tx_thresh.pthresh = tx_pthresh; 2908 2909 if (tx_hthresh != RTE_PMD_PARAM_UNSET) 2910 port->tx_conf[qid].tx_thresh.hthresh = tx_hthresh; 2911 2912 if (tx_wthresh != RTE_PMD_PARAM_UNSET) 2913 port->tx_conf[qid].tx_thresh.wthresh = tx_wthresh; 2914 2915 if (tx_rs_thresh != RTE_PMD_PARAM_UNSET) 2916 port->tx_conf[qid].tx_rs_thresh = tx_rs_thresh; 2917 2918 if (tx_free_thresh != RTE_PMD_PARAM_UNSET) 2919 port->tx_conf[qid].tx_free_thresh = tx_free_thresh; 2920 2921 port->nb_tx_desc[qid] = nb_txd; 2922 } 2923 } 2924 2925 void 2926 init_port_config(void) 2927 { 2928 portid_t pid; 2929 struct rte_port *port; 2930 2931 RTE_ETH_FOREACH_DEV(pid) { 2932 port = &ports[pid]; 2933 port->dev_conf.fdir_conf = fdir_conf; 2934 rte_eth_dev_info_get(pid, &port->dev_info); 2935 if (nb_rxq > 1) { 2936 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2937 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 2938 rss_hf & port->dev_info.flow_type_rss_offloads; 2939 } else { 2940 port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL; 2941 port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0; 2942 } 2943 2944 if (port->dcb_flag == 0) { 2945 if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0) 2946 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS; 2947 else 2948 port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE; 2949 } 2950 2951 rxtx_port_config(port); 2952 2953 rte_eth_macaddr_get(pid, &port->eth_addr); 2954 2955 map_port_queue_stats_mapping_registers(pid, port); 2956 #if defined RTE_LIBRTE_IXGBE_PMD && defined RTE_LIBRTE_IXGBE_BYPASS 2957 rte_pmd_ixgbe_bypass_init(pid); 2958 #endif 2959 2960 if (lsc_interrupt && 2961 (rte_eth_devices[pid].data->dev_flags & 2962 RTE_ETH_DEV_INTR_LSC)) 2963 port->dev_conf.intr_conf.lsc = 1; 2964 if (rmv_interrupt && 2965 (rte_eth_devices[pid].data->dev_flags & 2966 RTE_ETH_DEV_INTR_RMV)) 2967 port->dev_conf.intr_conf.rmv = 1; 2968 } 2969 } 2970 2971 void set_port_slave_flag(portid_t slave_pid) 2972 { 2973 struct rte_port *port; 2974 2975 port = &ports[slave_pid]; 2976 port->slave_flag = 1; 2977 } 2978 2979 void clear_port_slave_flag(portid_t slave_pid) 2980 { 2981 struct rte_port *port; 2982 2983 port = &ports[slave_pid]; 2984 port->slave_flag = 0; 2985 } 2986 2987 uint8_t port_is_bonding_slave(portid_t slave_pid) 2988 { 2989 struct rte_port *port; 2990 2991 port = &ports[slave_pid]; 2992 if ((rte_eth_devices[slave_pid].data->dev_flags & 2993 RTE_ETH_DEV_BONDED_SLAVE) || (port->slave_flag == 1)) 2994 return 1; 2995 return 0; 2996 } 2997 2998 const uint16_t vlan_tags[] = { 2999 0, 1, 2, 3, 4, 5, 6, 7, 3000 8, 9, 10, 11, 12, 13, 14, 15, 3001 16, 17, 18, 19, 20, 21, 22, 23, 3002 24, 25, 26, 27, 28, 29, 30, 31 3003 }; 3004 3005 static int 3006 get_eth_dcb_conf(portid_t pid, struct rte_eth_conf *eth_conf, 3007 enum dcb_mode_enable dcb_mode, 3008 enum rte_eth_nb_tcs num_tcs, 3009 uint8_t pfc_en) 3010 { 3011 uint8_t i; 3012 int32_t rc; 3013 struct rte_eth_rss_conf rss_conf; 3014 3015 /* 3016 * Builds up the correct configuration for dcb+vt based on the vlan tags array 3017 * given above, and the number of traffic classes available for use. 3018 */ 3019 if (dcb_mode == DCB_VT_ENABLED) { 3020 struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = 3021 ð_conf->rx_adv_conf.vmdq_dcb_conf; 3022 struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = 3023 ð_conf->tx_adv_conf.vmdq_dcb_tx_conf; 3024 3025 /* VMDQ+DCB RX and TX configurations */ 3026 vmdq_rx_conf->enable_default_pool = 0; 3027 vmdq_rx_conf->default_pool = 0; 3028 vmdq_rx_conf->nb_queue_pools = 3029 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 3030 vmdq_tx_conf->nb_queue_pools = 3031 (num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS); 3032 3033 vmdq_rx_conf->nb_pool_maps = vmdq_rx_conf->nb_queue_pools; 3034 for (i = 0; i < vmdq_rx_conf->nb_pool_maps; i++) { 3035 vmdq_rx_conf->pool_map[i].vlan_id = vlan_tags[i]; 3036 vmdq_rx_conf->pool_map[i].pools = 3037 1 << (i % vmdq_rx_conf->nb_queue_pools); 3038 } 3039 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 3040 vmdq_rx_conf->dcb_tc[i] = i % num_tcs; 3041 vmdq_tx_conf->dcb_tc[i] = i % num_tcs; 3042 } 3043 3044 /* set DCB mode of RX and TX of multiple queues */ 3045 eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB; 3046 eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB; 3047 } else { 3048 struct rte_eth_dcb_rx_conf *rx_conf = 3049 ð_conf->rx_adv_conf.dcb_rx_conf; 3050 struct rte_eth_dcb_tx_conf *tx_conf = 3051 ð_conf->tx_adv_conf.dcb_tx_conf; 3052 3053 rc = rte_eth_dev_rss_hash_conf_get(pid, &rss_conf); 3054 if (rc != 0) 3055 return rc; 3056 3057 rx_conf->nb_tcs = num_tcs; 3058 tx_conf->nb_tcs = num_tcs; 3059 3060 for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { 3061 rx_conf->dcb_tc[i] = i % num_tcs; 3062 tx_conf->dcb_tc[i] = i % num_tcs; 3063 } 3064 3065 eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS; 3066 eth_conf->rx_adv_conf.rss_conf = rss_conf; 3067 eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB; 3068 } 3069 3070 if (pfc_en) 3071 eth_conf->dcb_capability_en = 3072 ETH_DCB_PG_SUPPORT | ETH_DCB_PFC_SUPPORT; 3073 else 3074 eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT; 3075 3076 return 0; 3077 } 3078 3079 int 3080 init_port_dcb_config(portid_t pid, 3081 enum dcb_mode_enable dcb_mode, 3082 enum rte_eth_nb_tcs num_tcs, 3083 uint8_t pfc_en) 3084 { 3085 struct rte_eth_conf port_conf; 3086 struct rte_port *rte_port; 3087 int retval; 3088 uint16_t i; 3089 3090 rte_port = &ports[pid]; 3091 3092 memset(&port_conf, 0, sizeof(struct rte_eth_conf)); 3093 /* Enter DCB configuration status */ 3094 dcb_config = 1; 3095 3096 port_conf.rxmode = rte_port->dev_conf.rxmode; 3097 port_conf.txmode = rte_port->dev_conf.txmode; 3098 3099 /*set configuration of DCB in vt mode and DCB in non-vt mode*/ 3100 retval = get_eth_dcb_conf(pid, &port_conf, dcb_mode, num_tcs, pfc_en); 3101 if (retval < 0) 3102 return retval; 3103 port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 3104 3105 /* re-configure the device . */ 3106 retval = rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf); 3107 if (retval < 0) 3108 return retval; 3109 rte_eth_dev_info_get(pid, &rte_port->dev_info); 3110 3111 /* If dev_info.vmdq_pool_base is greater than 0, 3112 * the queue id of vmdq pools is started after pf queues. 3113 */ 3114 if (dcb_mode == DCB_VT_ENABLED && 3115 rte_port->dev_info.vmdq_pool_base > 0) { 3116 printf("VMDQ_DCB multi-queue mode is nonsensical" 3117 " for port %d.", pid); 3118 return -1; 3119 } 3120 3121 /* Assume the ports in testpmd have the same dcb capability 3122 * and has the same number of rxq and txq in dcb mode 3123 */ 3124 if (dcb_mode == DCB_VT_ENABLED) { 3125 if (rte_port->dev_info.max_vfs > 0) { 3126 nb_rxq = rte_port->dev_info.nb_rx_queues; 3127 nb_txq = rte_port->dev_info.nb_tx_queues; 3128 } else { 3129 nb_rxq = rte_port->dev_info.max_rx_queues; 3130 nb_txq = rte_port->dev_info.max_tx_queues; 3131 } 3132 } else { 3133 /*if vt is disabled, use all pf queues */ 3134 if (rte_port->dev_info.vmdq_pool_base == 0) { 3135 nb_rxq = rte_port->dev_info.max_rx_queues; 3136 nb_txq = rte_port->dev_info.max_tx_queues; 3137 } else { 3138 nb_rxq = (queueid_t)num_tcs; 3139 nb_txq = (queueid_t)num_tcs; 3140 3141 } 3142 } 3143 rx_free_thresh = 64; 3144 3145 memcpy(&rte_port->dev_conf, &port_conf, sizeof(struct rte_eth_conf)); 3146 3147 rxtx_port_config(rte_port); 3148 /* VLAN filter */ 3149 rte_port->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER; 3150 for (i = 0; i < RTE_DIM(vlan_tags); i++) 3151 rx_vft_set(pid, vlan_tags[i], 1); 3152 3153 rte_eth_macaddr_get(pid, &rte_port->eth_addr); 3154 map_port_queue_stats_mapping_registers(pid, rte_port); 3155 3156 rte_port->dcb_flag = 1; 3157 3158 return 0; 3159 } 3160 3161 static void 3162 init_port(void) 3163 { 3164 /* Configuration of Ethernet ports. */ 3165 ports = rte_zmalloc("testpmd: ports", 3166 sizeof(struct rte_port) * RTE_MAX_ETHPORTS, 3167 RTE_CACHE_LINE_SIZE); 3168 if (ports == NULL) { 3169 rte_exit(EXIT_FAILURE, 3170 "rte_zmalloc(%d struct rte_port) failed\n", 3171 RTE_MAX_ETHPORTS); 3172 } 3173 3174 /* Initialize ports NUMA structures */ 3175 memset(port_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3176 memset(rxring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3177 memset(txring_numa, NUMA_NO_CONFIG, RTE_MAX_ETHPORTS); 3178 } 3179 3180 static void 3181 force_quit(void) 3182 { 3183 pmd_test_exit(); 3184 prompt_exit(); 3185 } 3186 3187 static void 3188 print_stats(void) 3189 { 3190 uint8_t i; 3191 const char clr[] = { 27, '[', '2', 'J', '\0' }; 3192 const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 3193 3194 /* Clear screen and move to top left */ 3195 printf("%s%s", clr, top_left); 3196 3197 printf("\nPort statistics ===================================="); 3198 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) 3199 nic_stats_display(fwd_ports_ids[i]); 3200 3201 fflush(stdout); 3202 } 3203 3204 static void 3205 signal_handler(int signum) 3206 { 3207 if (signum == SIGINT || signum == SIGTERM) { 3208 printf("\nSignal %d received, preparing to exit...\n", 3209 signum); 3210 #ifdef RTE_LIBRTE_PDUMP 3211 /* uninitialize packet capture framework */ 3212 rte_pdump_uninit(); 3213 #endif 3214 #ifdef RTE_LIBRTE_LATENCY_STATS 3215 rte_latencystats_uninit(); 3216 #endif 3217 force_quit(); 3218 /* Set flag to indicate the force termination. */ 3219 f_quit = 1; 3220 /* exit with the expected status */ 3221 signal(signum, SIG_DFL); 3222 kill(getpid(), signum); 3223 } 3224 } 3225 3226 int 3227 main(int argc, char** argv) 3228 { 3229 int diag; 3230 portid_t port_id; 3231 uint16_t count; 3232 int ret; 3233 3234 signal(SIGINT, signal_handler); 3235 signal(SIGTERM, signal_handler); 3236 3237 testpmd_logtype = rte_log_register("testpmd"); 3238 if (testpmd_logtype < 0) 3239 rte_panic("Cannot register log type"); 3240 rte_log_set_level(testpmd_logtype, RTE_LOG_DEBUG); 3241 3242 diag = rte_eal_init(argc, argv); 3243 if (diag < 0) 3244 rte_panic("Cannot init EAL\n"); 3245 3246 if (rte_eal_process_type() == RTE_PROC_SECONDARY) 3247 rte_panic("Secondary process type not supported.\n"); 3248 3249 ret = register_eth_event_callback(); 3250 if (ret != 0) 3251 rte_panic("Cannot register for ethdev events"); 3252 3253 #ifdef RTE_LIBRTE_PDUMP 3254 /* initialize packet capture framework */ 3255 rte_pdump_init(); 3256 #endif 3257 3258 count = 0; 3259 RTE_ETH_FOREACH_DEV(port_id) { 3260 ports_ids[count] = port_id; 3261 count++; 3262 } 3263 nb_ports = (portid_t) count; 3264 if (nb_ports == 0) 3265 TESTPMD_LOG(WARNING, "No probed ethernet devices\n"); 3266 3267 /* allocate port structures, and init them */ 3268 init_port(); 3269 3270 set_def_fwd_config(); 3271 if (nb_lcores == 0) 3272 rte_panic("Empty set of forwarding logical cores - check the " 3273 "core mask supplied in the command parameters\n"); 3274 3275 /* Bitrate/latency stats disabled by default */ 3276 #ifdef RTE_LIBRTE_BITRATE 3277 bitrate_enabled = 0; 3278 #endif 3279 #ifdef RTE_LIBRTE_LATENCY_STATS 3280 latencystats_enabled = 0; 3281 #endif 3282 3283 /* on FreeBSD, mlockall() is disabled by default */ 3284 #ifdef RTE_EXEC_ENV_FREEBSD 3285 do_mlockall = 0; 3286 #else 3287 do_mlockall = 1; 3288 #endif 3289 3290 argc -= diag; 3291 argv += diag; 3292 if (argc > 1) 3293 launch_args_parse(argc, argv); 3294 3295 if (do_mlockall && mlockall(MCL_CURRENT | MCL_FUTURE)) { 3296 TESTPMD_LOG(NOTICE, "mlockall() failed with error \"%s\"\n", 3297 strerror(errno)); 3298 } 3299 3300 if (tx_first && interactive) 3301 rte_exit(EXIT_FAILURE, "--tx-first cannot be used on " 3302 "interactive mode.\n"); 3303 3304 if (tx_first && lsc_interrupt) { 3305 printf("Warning: lsc_interrupt needs to be off when " 3306 " using tx_first. Disabling.\n"); 3307 lsc_interrupt = 0; 3308 } 3309 3310 if (!nb_rxq && !nb_txq) 3311 printf("Warning: Either rx or tx queues should be non-zero\n"); 3312 3313 if (nb_rxq > 1 && nb_rxq > nb_txq) 3314 printf("Warning: nb_rxq=%d enables RSS configuration, " 3315 "but nb_txq=%d will prevent to fully test it.\n", 3316 nb_rxq, nb_txq); 3317 3318 init_config(); 3319 3320 if (hot_plug) { 3321 ret = rte_dev_hotplug_handle_enable(); 3322 if (ret) { 3323 RTE_LOG(ERR, EAL, 3324 "fail to enable hotplug handling."); 3325 return -1; 3326 } 3327 3328 ret = rte_dev_event_monitor_start(); 3329 if (ret) { 3330 RTE_LOG(ERR, EAL, 3331 "fail to start device event monitoring."); 3332 return -1; 3333 } 3334 3335 ret = rte_dev_event_callback_register(NULL, 3336 dev_event_callback, NULL); 3337 if (ret) { 3338 RTE_LOG(ERR, EAL, 3339 "fail to register device event callback\n"); 3340 return -1; 3341 } 3342 } 3343 3344 if (!no_device_start && start_port(RTE_PORT_ALL) != 0) 3345 rte_exit(EXIT_FAILURE, "Start ports failed\n"); 3346 3347 /* set all ports to promiscuous mode by default */ 3348 RTE_ETH_FOREACH_DEV(port_id) 3349 rte_eth_promiscuous_enable(port_id); 3350 3351 /* Init metrics library */ 3352 rte_metrics_init(rte_socket_id()); 3353 3354 #ifdef RTE_LIBRTE_LATENCY_STATS 3355 if (latencystats_enabled != 0) { 3356 int ret = rte_latencystats_init(1, NULL); 3357 if (ret) 3358 printf("Warning: latencystats init()" 3359 " returned error %d\n", ret); 3360 printf("Latencystats running on lcore %d\n", 3361 latencystats_lcore_id); 3362 } 3363 #endif 3364 3365 /* Setup bitrate stats */ 3366 #ifdef RTE_LIBRTE_BITRATE 3367 if (bitrate_enabled != 0) { 3368 bitrate_data = rte_stats_bitrate_create(); 3369 if (bitrate_data == NULL) 3370 rte_exit(EXIT_FAILURE, 3371 "Could not allocate bitrate data.\n"); 3372 rte_stats_bitrate_reg(bitrate_data); 3373 } 3374 #endif 3375 3376 #ifdef RTE_LIBRTE_CMDLINE 3377 if (strlen(cmdline_filename) != 0) 3378 cmdline_read_from_file(cmdline_filename); 3379 3380 if (interactive == 1) { 3381 if (auto_start) { 3382 printf("Start automatic packet forwarding\n"); 3383 start_packet_forwarding(0); 3384 } 3385 prompt(); 3386 pmd_test_exit(); 3387 } else 3388 #endif 3389 { 3390 char c; 3391 int rc; 3392 3393 f_quit = 0; 3394 3395 printf("No commandline core given, start packet forwarding\n"); 3396 start_packet_forwarding(tx_first); 3397 if (stats_period != 0) { 3398 uint64_t prev_time = 0, cur_time, diff_time = 0; 3399 uint64_t timer_period; 3400 3401 /* Convert to number of cycles */ 3402 timer_period = stats_period * rte_get_timer_hz(); 3403 3404 while (f_quit == 0) { 3405 cur_time = rte_get_timer_cycles(); 3406 diff_time += cur_time - prev_time; 3407 3408 if (diff_time >= timer_period) { 3409 print_stats(); 3410 /* Reset the timer */ 3411 diff_time = 0; 3412 } 3413 /* Sleep to avoid unnecessary checks */ 3414 prev_time = cur_time; 3415 sleep(1); 3416 } 3417 } 3418 3419 printf("Press enter to exit\n"); 3420 rc = read(0, &c, 1); 3421 pmd_test_exit(); 3422 if (rc < 0) 3423 return 1; 3424 } 3425 3426 return 0; 3427 } 3428