1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2016 Intel Corporation
10 #include <sys/types.h>
11 #include <sys/queue.h>
20 #include <rte_common.h>
22 #include <rte_malloc.h>
23 #include <rte_memory.h>
24 #include <rte_memcpy.h>
26 #include <rte_launch.h>
27 #include <rte_cycles.h>
28 #include <rte_prefetch.h>
29 #include <rte_lcore.h>
30 #include <rte_per_lcore.h>
31 #include <rte_branch_prediction.h>
32 #include <rte_interrupts.h>
33 #include <rte_random.h>
34 #include <rte_debug.h>
35 #include <rte_ether.h>
36 #include <rte_ethdev.h>
37 #include <rte_mempool.h>
39 #include <rte_string_fns.h>
41 static volatile bool force_quit;
43 /* MAC updating enabled by default */
44 static int mac_updating = 1;
46 /* Ports set in promiscuous mode off by default. */
47 static int promiscuous_on;
49 #define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1
51 #define MAX_PKT_BURST 32
52 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
53 #define MEMPOOL_CACHE_SIZE 256
56 * Configurable number of RX/TX ring descriptors
58 #define RTE_TEST_RX_DESC_DEFAULT 1024
59 #define RTE_TEST_TX_DESC_DEFAULT 1024
60 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
61 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
63 /* ethernet addresses of ports */
64 static struct rte_ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
66 /* mask of enabled ports */
67 static uint32_t l2fwd_enabled_port_mask = 0;
69 /* list of enabled ports */
70 static uint32_t l2fwd_dst_ports[RTE_MAX_ETHPORTS];
72 struct port_pair_params {
74 uint16_t port[NUM_PORTS];
75 } __rte_cache_aligned;
77 static struct port_pair_params port_pair_params_array[RTE_MAX_ETHPORTS / 2];
78 static struct port_pair_params *port_pair_params;
79 static uint16_t nb_port_pair_params;
81 static unsigned int l2fwd_rx_queue_per_lcore = 1;
83 #define MAX_RX_QUEUE_PER_LCORE 16
84 #define MAX_TX_QUEUE_PER_PORT 16
85 /* List of queues to be polled for a given lcore. 8< */
86 struct lcore_queue_conf {
88 unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
89 } __rte_cache_aligned;
90 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
91 /* >8 End of list of queues to be polled for a given lcore. */
93 static struct rte_eth_dev_tx_buffer *tx_buffer[RTE_MAX_ETHPORTS];
95 static struct rte_eth_conf port_conf = {
100 .mq_mode = RTE_ETH_MQ_TX_NONE,
104 struct rte_mempool * l2fwd_pktmbuf_pool = NULL;
106 /* Per-port statistics struct */
107 struct l2fwd_port_statistics {
111 } __rte_cache_aligned;
112 struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS];
114 #define MAX_TIMER_PERIOD 86400 /* 1 day max */
115 /* A tsc-based timer responsible for triggering statistics printout */
116 static uint64_t timer_period = 10; /* default period is 10 seconds */
118 /* Print out statistics on packets dropped */
122 uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
125 total_packets_dropped = 0;
126 total_packets_tx = 0;
127 total_packets_rx = 0;
129 const char clr[] = { 27, '[', '2', 'J', '\0' };
130 const char topLeft[] = { 27, '[', '1', ';', '1', 'H','\0' };
132 /* Clear screen and move to top left */
133 printf("%s%s", clr, topLeft);
135 printf("\nPort statistics ====================================");
137 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
138 /* skip disabled ports */
139 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
141 printf("\nStatistics for port %u ------------------------------"
142 "\nPackets sent: %24"PRIu64
143 "\nPackets received: %20"PRIu64
144 "\nPackets dropped: %21"PRIu64,
146 port_statistics[portid].tx,
147 port_statistics[portid].rx,
148 port_statistics[portid].dropped);
150 total_packets_dropped += port_statistics[portid].dropped;
151 total_packets_tx += port_statistics[portid].tx;
152 total_packets_rx += port_statistics[portid].rx;
154 printf("\nAggregate statistics ==============================="
155 "\nTotal packets sent: %18"PRIu64
156 "\nTotal packets received: %14"PRIu64
157 "\nTotal packets dropped: %15"PRIu64,
160 total_packets_dropped);
161 printf("\n====================================================\n");
167 l2fwd_mac_updating(struct rte_mbuf *m, unsigned dest_portid)
169 struct rte_ether_hdr *eth;
172 eth = rte_pktmbuf_mtod(m, struct rte_ether_hdr *);
174 /* 02:00:00:00:00:xx */
175 tmp = ð->dst_addr.addr_bytes[0];
176 *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dest_portid << 40);
179 rte_ether_addr_copy(&l2fwd_ports_eth_addr[dest_portid], ð->src_addr);
182 /* Simple forward. 8< */
184 l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
188 struct rte_eth_dev_tx_buffer *buffer;
190 dst_port = l2fwd_dst_ports[portid];
193 l2fwd_mac_updating(m, dst_port);
195 buffer = tx_buffer[dst_port];
196 sent = rte_eth_tx_buffer(dst_port, 0, buffer, m);
198 port_statistics[dst_port].tx += sent;
200 /* >8 End of simple forward. */
202 /* main processing loop */
204 l2fwd_main_loop(void)
206 struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
210 uint64_t prev_tsc, diff_tsc, cur_tsc, timer_tsc;
211 unsigned i, j, portid, nb_rx;
212 struct lcore_queue_conf *qconf;
213 const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / US_PER_S *
215 struct rte_eth_dev_tx_buffer *buffer;
220 lcore_id = rte_lcore_id();
221 qconf = &lcore_queue_conf[lcore_id];
223 if (qconf->n_rx_port == 0) {
224 RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id);
228 RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id);
230 for (i = 0; i < qconf->n_rx_port; i++) {
232 portid = qconf->rx_port_list[i];
233 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id,
238 while (!force_quit) {
240 /* Drains TX queue in its main loop. 8< */
241 cur_tsc = rte_rdtsc();
244 * TX burst queue drain
246 diff_tsc = cur_tsc - prev_tsc;
247 if (unlikely(diff_tsc > drain_tsc)) {
249 for (i = 0; i < qconf->n_rx_port; i++) {
251 portid = l2fwd_dst_ports[qconf->rx_port_list[i]];
252 buffer = tx_buffer[portid];
254 sent = rte_eth_tx_buffer_flush(portid, 0, buffer);
256 port_statistics[portid].tx += sent;
260 /* if timer is enabled */
261 if (timer_period > 0) {
263 /* advance the timer */
264 timer_tsc += diff_tsc;
266 /* if timer has reached its timeout */
267 if (unlikely(timer_tsc >= timer_period)) {
269 /* do this only on main core */
270 if (lcore_id == rte_get_main_lcore()) {
272 /* reset the timer */
280 /* >8 End of draining TX queue. */
282 /* Read packet from RX queues. 8< */
283 for (i = 0; i < qconf->n_rx_port; i++) {
285 portid = qconf->rx_port_list[i];
286 nb_rx = rte_eth_rx_burst(portid, 0,
287 pkts_burst, MAX_PKT_BURST);
289 port_statistics[portid].rx += nb_rx;
291 for (j = 0; j < nb_rx; j++) {
293 rte_prefetch0(rte_pktmbuf_mtod(m, void *));
294 l2fwd_simple_forward(m, portid);
297 /* >8 End of read packet from RX queues. */
302 l2fwd_launch_one_lcore(__rte_unused void *dummy)
310 l2fwd_usage(const char *prgname)
312 printf("%s [EAL options] -- -p PORTMASK [-P] [-q NQ]\n"
313 " -p PORTMASK: hexadecimal bitmask of ports to configure\n"
314 " -P : Enable promiscuous mode\n"
315 " -q NQ: number of queue (=ports) per lcore (default is 1)\n"
316 " -T PERIOD: statistics will be refreshed each PERIOD seconds (0 to disable, 10 default, 86400 maximum)\n"
317 " --no-mac-updating: Disable MAC addresses updating (enabled by default)\n"
319 " - The source MAC address is replaced by the TX port MAC address\n"
320 " - The destination MAC address is replaced by 02:00:00:00:00:TX_PORT_ID\n"
321 " --portmap: Configure forwarding port pair mapping\n"
322 " Default: alternate port pairs\n\n",
327 l2fwd_parse_portmask(const char *portmask)
332 /* parse hexadecimal string */
333 pm = strtoul(portmask, &end, 16);
334 if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
341 l2fwd_parse_port_pair_config(const char *q_arg)
348 unsigned long int_fld[_NUM_FLD];
349 const char *p, *p0 = q_arg;
350 char *str_fld[_NUM_FLD];
356 nb_port_pair_params = 0;
358 while ((p = strchr(p0, '(')) != NULL) {
365 if (size >= sizeof(s))
370 if (rte_strsplit(s, sizeof(s), str_fld,
371 _NUM_FLD, ',') != _NUM_FLD)
373 for (i = 0; i < _NUM_FLD; i++) {
375 int_fld[i] = strtoul(str_fld[i], &end, 0);
376 if (errno != 0 || end == str_fld[i] ||
377 int_fld[i] >= RTE_MAX_ETHPORTS)
380 if (nb_port_pair_params >= RTE_MAX_ETHPORTS/2) {
381 printf("exceeded max number of port pair params: %hu\n",
382 nb_port_pair_params);
385 port_pair_params_array[nb_port_pair_params].port[0] =
386 (uint16_t)int_fld[FLD_PORT1];
387 port_pair_params_array[nb_port_pair_params].port[1] =
388 (uint16_t)int_fld[FLD_PORT2];
389 ++nb_port_pair_params;
391 port_pair_params = port_pair_params_array;
396 l2fwd_parse_nqueue(const char *q_arg)
401 /* parse hexadecimal string */
402 n = strtoul(q_arg, &end, 10);
403 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
407 if (n >= MAX_RX_QUEUE_PER_LCORE)
414 l2fwd_parse_timer_period(const char *q_arg)
419 /* parse number string */
420 n = strtol(q_arg, &end, 10);
421 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
423 if (n >= MAX_TIMER_PERIOD)
429 static const char short_options[] =
431 "P" /* promiscuous */
432 "q:" /* number of queues */
433 "T:" /* timer period */
436 #define CMD_LINE_OPT_NO_MAC_UPDATING "no-mac-updating"
437 #define CMD_LINE_OPT_PORTMAP_CONFIG "portmap"
440 /* long options mapped to a short option */
442 /* first long only option value must be >= 256, so that we won't
443 * conflict with short options */
444 CMD_LINE_OPT_NO_MAC_UPDATING_NUM = 256,
445 CMD_LINE_OPT_PORTMAP_NUM,
448 static const struct option lgopts[] = {
449 { CMD_LINE_OPT_NO_MAC_UPDATING, no_argument, 0,
450 CMD_LINE_OPT_NO_MAC_UPDATING_NUM},
451 { CMD_LINE_OPT_PORTMAP_CONFIG, 1, 0, CMD_LINE_OPT_PORTMAP_NUM},
455 /* Parse the argument given in the command line of the application */
457 l2fwd_parse_args(int argc, char **argv)
459 int opt, ret, timer_secs;
462 char *prgname = argv[0];
465 port_pair_params = NULL;
467 while ((opt = getopt_long(argc, argvopt, short_options,
468 lgopts, &option_index)) != EOF) {
473 l2fwd_enabled_port_mask = l2fwd_parse_portmask(optarg);
474 if (l2fwd_enabled_port_mask == 0) {
475 printf("invalid portmask\n");
476 l2fwd_usage(prgname);
486 l2fwd_rx_queue_per_lcore = l2fwd_parse_nqueue(optarg);
487 if (l2fwd_rx_queue_per_lcore == 0) {
488 printf("invalid queue number\n");
489 l2fwd_usage(prgname);
496 timer_secs = l2fwd_parse_timer_period(optarg);
497 if (timer_secs < 0) {
498 printf("invalid timer period\n");
499 l2fwd_usage(prgname);
502 timer_period = timer_secs;
506 case CMD_LINE_OPT_PORTMAP_NUM:
507 ret = l2fwd_parse_port_pair_config(optarg);
509 fprintf(stderr, "Invalid config\n");
510 l2fwd_usage(prgname);
515 case CMD_LINE_OPT_NO_MAC_UPDATING_NUM:
520 l2fwd_usage(prgname);
526 argv[optind-1] = prgname;
529 optind = 1; /* reset getopt lib */
534 * Check port pair config with enabled port mask,
535 * and for valid port pair combinations.
538 check_port_pair_config(void)
540 uint32_t port_pair_config_mask = 0;
541 uint32_t port_pair_mask = 0;
542 uint16_t index, i, portid;
544 for (index = 0; index < nb_port_pair_params; index++) {
547 for (i = 0; i < NUM_PORTS; i++) {
548 portid = port_pair_params[index].port[i];
549 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) {
550 printf("port %u is not enabled in port mask\n",
554 if (!rte_eth_dev_is_valid_port(portid)) {
555 printf("port %u is not present on the board\n",
560 port_pair_mask |= 1 << portid;
563 if (port_pair_config_mask & port_pair_mask) {
564 printf("port %u is used in other port pairs\n", portid);
567 port_pair_config_mask |= port_pair_mask;
570 l2fwd_enabled_port_mask &= port_pair_config_mask;
575 /* Check the link status of all ports in up to 9s, and print them finally */
577 check_all_ports_link_status(uint32_t port_mask)
579 #define CHECK_INTERVAL 100 /* 100ms */
580 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
582 uint8_t count, all_ports_up, print_flag = 0;
583 struct rte_eth_link link;
585 char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
587 printf("\nChecking link status");
589 for (count = 0; count <= MAX_CHECK_TIME; count++) {
593 RTE_ETH_FOREACH_DEV(portid) {
596 if ((port_mask & (1 << portid)) == 0)
598 memset(&link, 0, sizeof(link));
599 ret = rte_eth_link_get_nowait(portid, &link);
603 printf("Port %u link get failed: %s\n",
604 portid, rte_strerror(-ret));
607 /* print link status if flag set */
608 if (print_flag == 1) {
609 rte_eth_link_to_str(link_status_text,
610 sizeof(link_status_text), &link);
611 printf("Port %d %s\n", portid,
615 /* clear all_ports_up flag if any link down */
616 if (link.link_status == RTE_ETH_LINK_DOWN) {
621 /* after finally printing all link status, get out */
625 if (all_ports_up == 0) {
628 rte_delay_ms(CHECK_INTERVAL);
631 /* set the print_flag if all ports up or timeout */
632 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
640 signal_handler(int signum)
642 if (signum == SIGINT || signum == SIGTERM) {
643 printf("\n\nSignal %d received, preparing to exit...\n",
650 main(int argc, char **argv)
652 struct lcore_queue_conf *qconf;
655 uint16_t nb_ports_available = 0;
656 uint16_t portid, last_port;
657 unsigned lcore_id, rx_lcore_id;
658 unsigned nb_ports_in_mask = 0;
659 unsigned int nb_lcores = 0;
660 unsigned int nb_mbufs;
663 ret = rte_eal_init(argc, argv);
665 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
670 signal(SIGINT, signal_handler);
671 signal(SIGTERM, signal_handler);
673 /* parse application arguments (after the EAL ones) */
674 ret = l2fwd_parse_args(argc, argv);
676 rte_exit(EXIT_FAILURE, "Invalid L2FWD arguments\n");
677 /* >8 End of init EAL. */
679 printf("MAC updating %s\n", mac_updating ? "enabled" : "disabled");
681 /* convert to number of cycles */
682 timer_period *= rte_get_timer_hz();
684 nb_ports = rte_eth_dev_count_avail();
686 rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n");
688 if (port_pair_params != NULL) {
689 if (check_port_pair_config() < 0)
690 rte_exit(EXIT_FAILURE, "Invalid port pair config\n");
693 /* check port mask to possible port mask */
694 if (l2fwd_enabled_port_mask & ~((1 << nb_ports) - 1))
695 rte_exit(EXIT_FAILURE, "Invalid portmask; possible (0x%x)\n",
696 (1 << nb_ports) - 1);
698 /* Initialization of the driver. 8< */
700 /* reset l2fwd_dst_ports */
701 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
702 l2fwd_dst_ports[portid] = 0;
705 /* populate destination port details */
706 if (port_pair_params != NULL) {
709 for (idx = 0; idx < (nb_port_pair_params << 1); idx++) {
711 portid = port_pair_params[idx >> 1].port[p];
712 l2fwd_dst_ports[portid] =
713 port_pair_params[idx >> 1].port[p ^ 1];
716 RTE_ETH_FOREACH_DEV(portid) {
717 /* skip ports that are not enabled */
718 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
721 if (nb_ports_in_mask % 2) {
722 l2fwd_dst_ports[portid] = last_port;
723 l2fwd_dst_ports[last_port] = portid;
730 if (nb_ports_in_mask % 2) {
731 printf("Notice: odd number of ports in portmask.\n");
732 l2fwd_dst_ports[last_port] = last_port;
735 /* >8 End of initialization of the driver. */
740 /* Initialize the port/queue configuration of each logical core */
741 RTE_ETH_FOREACH_DEV(portid) {
742 /* skip ports that are not enabled */
743 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
746 /* get the lcore_id for this port */
747 while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
748 lcore_queue_conf[rx_lcore_id].n_rx_port ==
749 l2fwd_rx_queue_per_lcore) {
751 if (rx_lcore_id >= RTE_MAX_LCORE)
752 rte_exit(EXIT_FAILURE, "Not enough cores\n");
755 if (qconf != &lcore_queue_conf[rx_lcore_id]) {
756 /* Assigned a new logical core in the loop above. */
757 qconf = &lcore_queue_conf[rx_lcore_id];
761 qconf->rx_port_list[qconf->n_rx_port] = portid;
763 printf("Lcore %u: RX port %u TX port %u\n", rx_lcore_id,
764 portid, l2fwd_dst_ports[portid]);
767 nb_mbufs = RTE_MAX(nb_ports * (nb_rxd + nb_txd + MAX_PKT_BURST +
768 nb_lcores * MEMPOOL_CACHE_SIZE), 8192U);
770 /* Create the mbuf pool. 8< */
771 l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", nb_mbufs,
772 MEMPOOL_CACHE_SIZE, 0, RTE_MBUF_DEFAULT_BUF_SIZE,
774 if (l2fwd_pktmbuf_pool == NULL)
775 rte_exit(EXIT_FAILURE, "Cannot init mbuf pool\n");
776 /* >8 End of create the mbuf pool. */
778 /* Initialise each port */
779 RTE_ETH_FOREACH_DEV(portid) {
780 struct rte_eth_rxconf rxq_conf;
781 struct rte_eth_txconf txq_conf;
782 struct rte_eth_conf local_port_conf = port_conf;
783 struct rte_eth_dev_info dev_info;
785 /* skip ports that are not enabled */
786 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) {
787 printf("Skipping disabled port %u\n", portid);
790 nb_ports_available++;
793 printf("Initializing port %u... ", portid);
796 ret = rte_eth_dev_info_get(portid, &dev_info);
798 rte_exit(EXIT_FAILURE,
799 "Error during getting device (port %u) info: %s\n",
800 portid, strerror(-ret));
802 if (dev_info.tx_offload_capa & RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE)
803 local_port_conf.txmode.offloads |=
804 RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE;
805 /* Configure the number of queues for a port. */
806 ret = rte_eth_dev_configure(portid, 1, 1, &local_port_conf);
808 rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n",
810 /* >8 End of configuration of the number of queues for a port. */
812 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
815 rte_exit(EXIT_FAILURE,
816 "Cannot adjust number of descriptors: err=%d, port=%u\n",
819 ret = rte_eth_macaddr_get(portid,
820 &l2fwd_ports_eth_addr[portid]);
822 rte_exit(EXIT_FAILURE,
823 "Cannot get MAC address: err=%d, port=%u\n",
826 /* init one RX queue */
828 rxq_conf = dev_info.default_rxconf;
829 rxq_conf.offloads = local_port_conf.rxmode.offloads;
830 /* RX queue setup. 8< */
831 ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
832 rte_eth_dev_socket_id(portid),
836 rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup:err=%d, port=%u\n",
838 /* >8 End of RX queue setup. */
840 /* Init one TX queue on each port. 8< */
842 txq_conf = dev_info.default_txconf;
843 txq_conf.offloads = local_port_conf.txmode.offloads;
844 ret = rte_eth_tx_queue_setup(portid, 0, nb_txd,
845 rte_eth_dev_socket_id(portid),
848 rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup:err=%d, port=%u\n",
850 /* >8 End of init one TX queue on each port. */
852 /* Initialize TX buffers */
853 tx_buffer[portid] = rte_zmalloc_socket("tx_buffer",
854 RTE_ETH_TX_BUFFER_SIZE(MAX_PKT_BURST), 0,
855 rte_eth_dev_socket_id(portid));
856 if (tx_buffer[portid] == NULL)
857 rte_exit(EXIT_FAILURE, "Cannot allocate buffer for tx on port %u\n",
860 rte_eth_tx_buffer_init(tx_buffer[portid], MAX_PKT_BURST);
862 ret = rte_eth_tx_buffer_set_err_callback(tx_buffer[portid],
863 rte_eth_tx_buffer_count_callback,
864 &port_statistics[portid].dropped);
866 rte_exit(EXIT_FAILURE,
867 "Cannot set error callback for tx buffer on port %u\n",
870 ret = rte_eth_dev_set_ptypes(portid, RTE_PTYPE_UNKNOWN, NULL,
873 printf("Port %u, Failed to disable Ptype parsing\n",
876 ret = rte_eth_dev_start(portid);
878 rte_exit(EXIT_FAILURE, "rte_eth_dev_start:err=%d, port=%u\n",
882 if (promiscuous_on) {
883 ret = rte_eth_promiscuous_enable(portid);
885 rte_exit(EXIT_FAILURE,
886 "rte_eth_promiscuous_enable:err=%s, port=%u\n",
887 rte_strerror(-ret), portid);
890 printf("Port %u, MAC address: " RTE_ETHER_ADDR_PRT_FMT "\n\n",
892 RTE_ETHER_ADDR_BYTES(&l2fwd_ports_eth_addr[portid]));
894 /* initialize port stats */
895 memset(&port_statistics, 0, sizeof(port_statistics));
898 if (!nb_ports_available) {
899 rte_exit(EXIT_FAILURE,
900 "All available ports are disabled. Please set portmask.\n");
903 check_all_ports_link_status(l2fwd_enabled_port_mask);
906 /* launch per-lcore init on every lcore */
907 rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, NULL, CALL_MAIN);
908 RTE_LCORE_FOREACH_WORKER(lcore_id) {
909 if (rte_eal_wait_lcore(lcore_id) < 0) {
915 RTE_ETH_FOREACH_DEV(portid) {
916 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
918 printf("Closing port %d...", portid);
919 ret = rte_eth_dev_stop(portid);
921 printf("rte_eth_dev_stop: err=%d, port=%d\n",
923 rte_eth_dev_close(portid);
927 /* clean up the EAL */