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_atomic.h>
28 #include <rte_cycles.h>
29 #include <rte_prefetch.h>
30 #include <rte_lcore.h>
31 #include <rte_per_lcore.h>
32 #include <rte_branch_prediction.h>
33 #include <rte_interrupts.h>
34 #include <rte_random.h>
35 #include <rte_debug.h>
36 #include <rte_ether.h>
37 #include <rte_ethdev.h>
38 #include <rte_mempool.h>
40 #include <rte_string_fns.h>
42 static volatile bool force_quit;
44 /* MAC updating enabled by default */
45 static int mac_updating = 1;
47 #define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1
49 #define MAX_PKT_BURST 32
50 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
51 #define MEMPOOL_CACHE_SIZE 256
54 * Configurable number of RX/TX ring descriptors
56 #define RTE_TEST_RX_DESC_DEFAULT 1024
57 #define RTE_TEST_TX_DESC_DEFAULT 1024
58 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
59 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
61 /* ethernet addresses of ports */
62 static struct rte_ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
64 /* mask of enabled ports */
65 static uint32_t l2fwd_enabled_port_mask = 0;
67 /* list of enabled ports */
68 static uint32_t l2fwd_dst_ports[RTE_MAX_ETHPORTS];
70 struct port_pair_params {
72 uint16_t port[NUM_PORTS];
73 } __rte_cache_aligned;
75 static struct port_pair_params port_pair_params_array[RTE_MAX_ETHPORTS / 2];
76 static struct port_pair_params *port_pair_params;
77 static uint16_t nb_port_pair_params;
79 static unsigned int l2fwd_rx_queue_per_lcore = 1;
81 #define MAX_RX_QUEUE_PER_LCORE 16
82 #define MAX_TX_QUEUE_PER_PORT 16
83 /* List of queues to be polled for a given lcore. 8< */
84 struct lcore_queue_conf {
86 unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
87 } __rte_cache_aligned;
88 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
89 /* >8 End of list of queues to be polled for a given lcore. */
91 static struct rte_eth_dev_tx_buffer *tx_buffer[RTE_MAX_ETHPORTS];
93 static struct rte_eth_conf port_conf = {
98 .mq_mode = ETH_MQ_TX_NONE,
102 struct rte_mempool * l2fwd_pktmbuf_pool = NULL;
104 /* Per-port statistics struct */
105 struct l2fwd_port_statistics {
109 } __rte_cache_aligned;
110 struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS];
112 #define MAX_TIMER_PERIOD 86400 /* 1 day max */
113 /* A tsc-based timer responsible for triggering statistics printout */
114 static uint64_t timer_period = 10; /* default period is 10 seconds */
116 /* Print out statistics on packets dropped */
120 uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
123 total_packets_dropped = 0;
124 total_packets_tx = 0;
125 total_packets_rx = 0;
127 const char clr[] = { 27, '[', '2', 'J', '\0' };
128 const char topLeft[] = { 27, '[', '1', ';', '1', 'H','\0' };
130 /* Clear screen and move to top left */
131 printf("%s%s", clr, topLeft);
133 printf("\nPort statistics ====================================");
135 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
136 /* skip disabled ports */
137 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
139 printf("\nStatistics for port %u ------------------------------"
140 "\nPackets sent: %24"PRIu64
141 "\nPackets received: %20"PRIu64
142 "\nPackets dropped: %21"PRIu64,
144 port_statistics[portid].tx,
145 port_statistics[portid].rx,
146 port_statistics[portid].dropped);
148 total_packets_dropped += port_statistics[portid].dropped;
149 total_packets_tx += port_statistics[portid].tx;
150 total_packets_rx += port_statistics[portid].rx;
152 printf("\nAggregate statistics ==============================="
153 "\nTotal packets sent: %18"PRIu64
154 "\nTotal packets received: %14"PRIu64
155 "\nTotal packets dropped: %15"PRIu64,
158 total_packets_dropped);
159 printf("\n====================================================\n");
165 l2fwd_mac_updating(struct rte_mbuf *m, unsigned dest_portid)
167 struct rte_ether_hdr *eth;
170 eth = rte_pktmbuf_mtod(m, struct rte_ether_hdr *);
172 /* 02:00:00:00:00:xx */
173 tmp = ð->d_addr.addr_bytes[0];
174 *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dest_portid << 40);
177 rte_ether_addr_copy(&l2fwd_ports_eth_addr[dest_portid], ð->s_addr);
180 /* Simple forward. 8< */
182 l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
186 struct rte_eth_dev_tx_buffer *buffer;
188 dst_port = l2fwd_dst_ports[portid];
191 l2fwd_mac_updating(m, dst_port);
193 buffer = tx_buffer[dst_port];
194 sent = rte_eth_tx_buffer(dst_port, 0, buffer, m);
196 port_statistics[dst_port].tx += sent;
198 /* >8 End of simple forward. */
200 /* main processing loop */
202 l2fwd_main_loop(void)
204 struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
208 uint64_t prev_tsc, diff_tsc, cur_tsc, timer_tsc;
209 unsigned i, j, portid, nb_rx;
210 struct lcore_queue_conf *qconf;
211 const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / US_PER_S *
213 struct rte_eth_dev_tx_buffer *buffer;
218 lcore_id = rte_lcore_id();
219 qconf = &lcore_queue_conf[lcore_id];
221 if (qconf->n_rx_port == 0) {
222 RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id);
226 RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id);
228 for (i = 0; i < qconf->n_rx_port; i++) {
230 portid = qconf->rx_port_list[i];
231 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id,
236 while (!force_quit) {
238 /* Drains TX queue in its main loop. 8< */
239 cur_tsc = rte_rdtsc();
242 * TX burst queue drain
244 diff_tsc = cur_tsc - prev_tsc;
245 if (unlikely(diff_tsc > drain_tsc)) {
247 for (i = 0; i < qconf->n_rx_port; i++) {
249 portid = l2fwd_dst_ports[qconf->rx_port_list[i]];
250 buffer = tx_buffer[portid];
252 sent = rte_eth_tx_buffer_flush(portid, 0, buffer);
254 port_statistics[portid].tx += sent;
258 /* if timer is enabled */
259 if (timer_period > 0) {
261 /* advance the timer */
262 timer_tsc += diff_tsc;
264 /* if timer has reached its timeout */
265 if (unlikely(timer_tsc >= timer_period)) {
267 /* do this only on main core */
268 if (lcore_id == rte_get_main_lcore()) {
270 /* reset the timer */
278 /* >8 End of draining TX queue. */
280 /* Read packet from RX queues. 8< */
281 for (i = 0; i < qconf->n_rx_port; i++) {
283 portid = qconf->rx_port_list[i];
284 nb_rx = rte_eth_rx_burst(portid, 0,
285 pkts_burst, MAX_PKT_BURST);
287 port_statistics[portid].rx += nb_rx;
289 for (j = 0; j < nb_rx; j++) {
291 rte_prefetch0(rte_pktmbuf_mtod(m, void *));
292 l2fwd_simple_forward(m, portid);
295 /* >8 End of read packet from RX queues. */
300 l2fwd_launch_one_lcore(__rte_unused void *dummy)
308 l2fwd_usage(const char *prgname)
310 printf("%s [EAL options] -- -p PORTMASK [-q NQ]\n"
311 " -p PORTMASK: hexadecimal bitmask of ports to configure\n"
312 " -q NQ: number of queue (=ports) per lcore (default is 1)\n"
313 " -T PERIOD: statistics will be refreshed each PERIOD seconds (0 to disable, 10 default, 86400 maximum)\n"
314 " --no-mac-updating: Disable MAC addresses updating (enabled by default)\n"
316 " - The source MAC address is replaced by the TX port MAC address\n"
317 " - The destination MAC address is replaced by 02:00:00:00:00:TX_PORT_ID\n"
318 " --portmap: Configure forwarding port pair mapping\n"
319 " Default: alternate port pairs\n\n",
324 l2fwd_parse_portmask(const char *portmask)
329 /* parse hexadecimal string */
330 pm = strtoul(portmask, &end, 16);
331 if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
338 l2fwd_parse_port_pair_config(const char *q_arg)
345 unsigned long int_fld[_NUM_FLD];
346 const char *p, *p0 = q_arg;
347 char *str_fld[_NUM_FLD];
353 nb_port_pair_params = 0;
355 while ((p = strchr(p0, '(')) != NULL) {
362 if (size >= sizeof(s))
367 if (rte_strsplit(s, sizeof(s), str_fld,
368 _NUM_FLD, ',') != _NUM_FLD)
370 for (i = 0; i < _NUM_FLD; i++) {
372 int_fld[i] = strtoul(str_fld[i], &end, 0);
373 if (errno != 0 || end == str_fld[i] ||
374 int_fld[i] >= RTE_MAX_ETHPORTS)
377 if (nb_port_pair_params >= RTE_MAX_ETHPORTS/2) {
378 printf("exceeded max number of port pair params: %hu\n",
379 nb_port_pair_params);
382 port_pair_params_array[nb_port_pair_params].port[0] =
383 (uint16_t)int_fld[FLD_PORT1];
384 port_pair_params_array[nb_port_pair_params].port[1] =
385 (uint16_t)int_fld[FLD_PORT2];
386 ++nb_port_pair_params;
388 port_pair_params = port_pair_params_array;
393 l2fwd_parse_nqueue(const char *q_arg)
398 /* parse hexadecimal string */
399 n = strtoul(q_arg, &end, 10);
400 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
404 if (n >= MAX_RX_QUEUE_PER_LCORE)
411 l2fwd_parse_timer_period(const char *q_arg)
416 /* parse number string */
417 n = strtol(q_arg, &end, 10);
418 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
420 if (n >= MAX_TIMER_PERIOD)
426 static const char short_options[] =
428 "q:" /* number of queues */
429 "T:" /* timer period */
432 #define CMD_LINE_OPT_NO_MAC_UPDATING "no-mac-updating"
433 #define CMD_LINE_OPT_PORTMAP_CONFIG "portmap"
436 /* long options mapped to a short option */
438 /* first long only option value must be >= 256, so that we won't
439 * conflict with short options */
440 CMD_LINE_OPT_NO_MAC_UPDATING_NUM = 256,
441 CMD_LINE_OPT_PORTMAP_NUM,
444 static const struct option lgopts[] = {
445 { CMD_LINE_OPT_NO_MAC_UPDATING, no_argument, 0,
446 CMD_LINE_OPT_NO_MAC_UPDATING_NUM},
447 { CMD_LINE_OPT_PORTMAP_CONFIG, 1, 0, CMD_LINE_OPT_PORTMAP_NUM},
451 /* Parse the argument given in the command line of the application */
453 l2fwd_parse_args(int argc, char **argv)
455 int opt, ret, timer_secs;
458 char *prgname = argv[0];
461 port_pair_params = NULL;
463 while ((opt = getopt_long(argc, argvopt, short_options,
464 lgopts, &option_index)) != EOF) {
469 l2fwd_enabled_port_mask = l2fwd_parse_portmask(optarg);
470 if (l2fwd_enabled_port_mask == 0) {
471 printf("invalid portmask\n");
472 l2fwd_usage(prgname);
479 l2fwd_rx_queue_per_lcore = l2fwd_parse_nqueue(optarg);
480 if (l2fwd_rx_queue_per_lcore == 0) {
481 printf("invalid queue number\n");
482 l2fwd_usage(prgname);
489 timer_secs = l2fwd_parse_timer_period(optarg);
490 if (timer_secs < 0) {
491 printf("invalid timer period\n");
492 l2fwd_usage(prgname);
495 timer_period = timer_secs;
499 case CMD_LINE_OPT_PORTMAP_NUM:
500 ret = l2fwd_parse_port_pair_config(optarg);
502 fprintf(stderr, "Invalid config\n");
503 l2fwd_usage(prgname);
508 case CMD_LINE_OPT_NO_MAC_UPDATING_NUM:
513 l2fwd_usage(prgname);
519 argv[optind-1] = prgname;
522 optind = 1; /* reset getopt lib */
527 * Check port pair config with enabled port mask,
528 * and for valid port pair combinations.
531 check_port_pair_config(void)
533 uint32_t port_pair_config_mask = 0;
534 uint32_t port_pair_mask = 0;
535 uint16_t index, i, portid;
537 for (index = 0; index < nb_port_pair_params; index++) {
540 for (i = 0; i < NUM_PORTS; i++) {
541 portid = port_pair_params[index].port[i];
542 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) {
543 printf("port %u is not enabled in port mask\n",
547 if (!rte_eth_dev_is_valid_port(portid)) {
548 printf("port %u is not present on the board\n",
553 port_pair_mask |= 1 << portid;
556 if (port_pair_config_mask & port_pair_mask) {
557 printf("port %u is used in other port pairs\n", portid);
560 port_pair_config_mask |= port_pair_mask;
563 l2fwd_enabled_port_mask &= port_pair_config_mask;
568 /* Check the link status of all ports in up to 9s, and print them finally */
570 check_all_ports_link_status(uint32_t port_mask)
572 #define CHECK_INTERVAL 100 /* 100ms */
573 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
575 uint8_t count, all_ports_up, print_flag = 0;
576 struct rte_eth_link link;
578 char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
580 printf("\nChecking link status");
582 for (count = 0; count <= MAX_CHECK_TIME; count++) {
586 RTE_ETH_FOREACH_DEV(portid) {
589 if ((port_mask & (1 << portid)) == 0)
591 memset(&link, 0, sizeof(link));
592 ret = rte_eth_link_get_nowait(portid, &link);
596 printf("Port %u link get failed: %s\n",
597 portid, rte_strerror(-ret));
600 /* print link status if flag set */
601 if (print_flag == 1) {
602 rte_eth_link_to_str(link_status_text,
603 sizeof(link_status_text), &link);
604 printf("Port %d %s\n", portid,
608 /* clear all_ports_up flag if any link down */
609 if (link.link_status == ETH_LINK_DOWN) {
614 /* after finally printing all link status, get out */
618 if (all_ports_up == 0) {
621 rte_delay_ms(CHECK_INTERVAL);
624 /* set the print_flag if all ports up or timeout */
625 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
633 signal_handler(int signum)
635 if (signum == SIGINT || signum == SIGTERM) {
636 printf("\n\nSignal %d received, preparing to exit...\n",
643 main(int argc, char **argv)
645 struct lcore_queue_conf *qconf;
648 uint16_t nb_ports_available = 0;
649 uint16_t portid, last_port;
650 unsigned lcore_id, rx_lcore_id;
651 unsigned nb_ports_in_mask = 0;
652 unsigned int nb_lcores = 0;
653 unsigned int nb_mbufs;
656 ret = rte_eal_init(argc, argv);
658 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
663 signal(SIGINT, signal_handler);
664 signal(SIGTERM, signal_handler);
666 /* parse application arguments (after the EAL ones) */
667 ret = l2fwd_parse_args(argc, argv);
669 rte_exit(EXIT_FAILURE, "Invalid L2FWD arguments\n");
670 /* >8 End of init EAL. */
672 printf("MAC updating %s\n", mac_updating ? "enabled" : "disabled");
674 /* convert to number of cycles */
675 timer_period *= rte_get_timer_hz();
677 nb_ports = rte_eth_dev_count_avail();
679 rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n");
681 if (port_pair_params != NULL) {
682 if (check_port_pair_config() < 0)
683 rte_exit(EXIT_FAILURE, "Invalid port pair config\n");
686 /* check port mask to possible port mask */
687 if (l2fwd_enabled_port_mask & ~((1 << nb_ports) - 1))
688 rte_exit(EXIT_FAILURE, "Invalid portmask; possible (0x%x)\n",
689 (1 << nb_ports) - 1);
691 /* Initialization of the driver. 8< */
693 /* reset l2fwd_dst_ports */
694 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
695 l2fwd_dst_ports[portid] = 0;
698 /* populate destination port details */
699 if (port_pair_params != NULL) {
702 for (idx = 0; idx < (nb_port_pair_params << 1); idx++) {
704 portid = port_pair_params[idx >> 1].port[p];
705 l2fwd_dst_ports[portid] =
706 port_pair_params[idx >> 1].port[p ^ 1];
709 RTE_ETH_FOREACH_DEV(portid) {
710 /* skip ports that are not enabled */
711 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
714 if (nb_ports_in_mask % 2) {
715 l2fwd_dst_ports[portid] = last_port;
716 l2fwd_dst_ports[last_port] = portid;
723 if (nb_ports_in_mask % 2) {
724 printf("Notice: odd number of ports in portmask.\n");
725 l2fwd_dst_ports[last_port] = last_port;
728 /* >8 End of initialization of the driver. */
733 /* Initialize the port/queue configuration of each logical core */
734 RTE_ETH_FOREACH_DEV(portid) {
735 /* skip ports that are not enabled */
736 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
739 /* get the lcore_id for this port */
740 while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
741 lcore_queue_conf[rx_lcore_id].n_rx_port ==
742 l2fwd_rx_queue_per_lcore) {
744 if (rx_lcore_id >= RTE_MAX_LCORE)
745 rte_exit(EXIT_FAILURE, "Not enough cores\n");
748 if (qconf != &lcore_queue_conf[rx_lcore_id]) {
749 /* Assigned a new logical core in the loop above. */
750 qconf = &lcore_queue_conf[rx_lcore_id];
754 qconf->rx_port_list[qconf->n_rx_port] = portid;
756 printf("Lcore %u: RX port %u TX port %u\n", rx_lcore_id,
757 portid, l2fwd_dst_ports[portid]);
760 nb_mbufs = RTE_MAX(nb_ports * (nb_rxd + nb_txd + MAX_PKT_BURST +
761 nb_lcores * MEMPOOL_CACHE_SIZE), 8192U);
763 /* Create the mbuf pool. 8< */
764 l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", nb_mbufs,
765 MEMPOOL_CACHE_SIZE, 0, RTE_MBUF_DEFAULT_BUF_SIZE,
767 if (l2fwd_pktmbuf_pool == NULL)
768 rte_exit(EXIT_FAILURE, "Cannot init mbuf pool\n");
769 /* >8 End of create the mbuf pool. */
771 /* Initialise each port */
772 RTE_ETH_FOREACH_DEV(portid) {
773 struct rte_eth_rxconf rxq_conf;
774 struct rte_eth_txconf txq_conf;
775 struct rte_eth_conf local_port_conf = port_conf;
776 struct rte_eth_dev_info dev_info;
778 /* skip ports that are not enabled */
779 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) {
780 printf("Skipping disabled port %u\n", portid);
783 nb_ports_available++;
786 printf("Initializing port %u... ", portid);
789 ret = rte_eth_dev_info_get(portid, &dev_info);
791 rte_exit(EXIT_FAILURE,
792 "Error during getting device (port %u) info: %s\n",
793 portid, strerror(-ret));
795 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
796 local_port_conf.txmode.offloads |=
797 DEV_TX_OFFLOAD_MBUF_FAST_FREE;
798 /* Configure the number of queues for a port. */
799 ret = rte_eth_dev_configure(portid, 1, 1, &local_port_conf);
801 rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n",
803 /* >8 End of configuration of the number of queues for a port. */
805 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
808 rte_exit(EXIT_FAILURE,
809 "Cannot adjust number of descriptors: err=%d, port=%u\n",
812 ret = rte_eth_macaddr_get(portid,
813 &l2fwd_ports_eth_addr[portid]);
815 rte_exit(EXIT_FAILURE,
816 "Cannot get MAC address: err=%d, port=%u\n",
819 /* init one RX queue */
821 rxq_conf = dev_info.default_rxconf;
822 rxq_conf.offloads = local_port_conf.rxmode.offloads;
823 /* RX queue setup. 8< */
824 ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
825 rte_eth_dev_socket_id(portid),
829 rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup:err=%d, port=%u\n",
831 /* >8 End of RX queue setup. */
833 /* Init one TX queue on each port. 8< */
835 txq_conf = dev_info.default_txconf;
836 txq_conf.offloads = local_port_conf.txmode.offloads;
837 ret = rte_eth_tx_queue_setup(portid, 0, nb_txd,
838 rte_eth_dev_socket_id(portid),
841 rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup:err=%d, port=%u\n",
843 /* >8 End of init one TX queue on each port. */
845 /* Initialize TX buffers */
846 tx_buffer[portid] = rte_zmalloc_socket("tx_buffer",
847 RTE_ETH_TX_BUFFER_SIZE(MAX_PKT_BURST), 0,
848 rte_eth_dev_socket_id(portid));
849 if (tx_buffer[portid] == NULL)
850 rte_exit(EXIT_FAILURE, "Cannot allocate buffer for tx on port %u\n",
853 rte_eth_tx_buffer_init(tx_buffer[portid], MAX_PKT_BURST);
855 ret = rte_eth_tx_buffer_set_err_callback(tx_buffer[portid],
856 rte_eth_tx_buffer_count_callback,
857 &port_statistics[portid].dropped);
859 rte_exit(EXIT_FAILURE,
860 "Cannot set error callback for tx buffer on port %u\n",
863 ret = rte_eth_dev_set_ptypes(portid, RTE_PTYPE_UNKNOWN, NULL,
866 printf("Port %u, Failed to disable Ptype parsing\n",
869 ret = rte_eth_dev_start(portid);
871 rte_exit(EXIT_FAILURE, "rte_eth_dev_start:err=%d, port=%u\n",
876 ret = rte_eth_promiscuous_enable(portid);
878 rte_exit(EXIT_FAILURE,
879 "rte_eth_promiscuous_enable:err=%s, port=%u\n",
880 rte_strerror(-ret), portid);
882 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
884 l2fwd_ports_eth_addr[portid].addr_bytes[0],
885 l2fwd_ports_eth_addr[portid].addr_bytes[1],
886 l2fwd_ports_eth_addr[portid].addr_bytes[2],
887 l2fwd_ports_eth_addr[portid].addr_bytes[3],
888 l2fwd_ports_eth_addr[portid].addr_bytes[4],
889 l2fwd_ports_eth_addr[portid].addr_bytes[5]);
891 /* initialize port stats */
892 memset(&port_statistics, 0, sizeof(port_statistics));
895 if (!nb_ports_available) {
896 rte_exit(EXIT_FAILURE,
897 "All available ports are disabled. Please set portmask.\n");
900 check_all_ports_link_status(l2fwd_enabled_port_mask);
903 /* launch per-lcore init on every lcore */
904 rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, NULL, CALL_MAIN);
905 RTE_LCORE_FOREACH_WORKER(lcore_id) {
906 if (rte_eal_wait_lcore(lcore_id) < 0) {
912 RTE_ETH_FOREACH_DEV(portid) {
913 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
915 printf("Closing port %d...", portid);
916 ret = rte_eth_dev_stop(portid);
918 printf("rte_eth_dev_stop: err=%d, port=%d\n",
920 rte_eth_dev_close(portid);
924 /* clean up the EAL */