examples: add eal cleanup to examples
[dpdk.git] / examples / link_status_interrupt / main.c
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2010-2016 Intel Corporation
3  */
4
5 #include <stdio.h>
6 #include <stdlib.h>
7 #include <string.h>
8 #include <stdint.h>
9 #include <inttypes.h>
10 #include <sys/types.h>
11 #include <sys/queue.h>
12 #include <setjmp.h>
13 #include <stdarg.h>
14 #include <ctype.h>
15 #include <errno.h>
16 #include <getopt.h>
17
18 #include <rte_common.h>
19 #include <rte_log.h>
20 #include <rte_malloc.h>
21 #include <rte_memory.h>
22 #include <rte_memcpy.h>
23 #include <rte_eal.h>
24 #include <rte_launch.h>
25 #include <rte_atomic.h>
26 #include <rte_cycles.h>
27 #include <rte_prefetch.h>
28 #include <rte_lcore.h>
29 #include <rte_per_lcore.h>
30 #include <rte_branch_prediction.h>
31 #include <rte_interrupts.h>
32 #include <rte_random.h>
33 #include <rte_debug.h>
34 #include <rte_ether.h>
35 #include <rte_ethdev.h>
36 #include <rte_mempool.h>
37 #include <rte_mbuf.h>
38
39 #define RTE_LOGTYPE_LSI RTE_LOGTYPE_USER1
40
41 #define NB_MBUF   8192
42
43 #define MAX_PKT_BURST 32
44 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
45
46 /*
47  * Configurable number of RX/TX ring descriptors
48  */
49 #define RTE_TEST_RX_DESC_DEFAULT 1024
50 #define RTE_TEST_TX_DESC_DEFAULT 1024
51 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
52 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
53
54 /* ethernet addresses of ports */
55 static struct rte_ether_addr lsi_ports_eth_addr[RTE_MAX_ETHPORTS];
56
57 /* mask of enabled ports */
58 static uint32_t lsi_enabled_port_mask = 0;
59
60 static unsigned int lsi_rx_queue_per_lcore = 1;
61
62 /* destination port for L2 forwarding */
63 static unsigned lsi_dst_ports[RTE_MAX_ETHPORTS] = {0};
64
65 #define MAX_PKT_BURST 32
66
67 #define MAX_RX_QUEUE_PER_LCORE 16
68 #define MAX_TX_QUEUE_PER_PORT 16
69 struct lcore_queue_conf {
70         unsigned n_rx_port;
71         unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
72         unsigned tx_queue_id;
73 } __rte_cache_aligned;
74 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
75
76 struct rte_eth_dev_tx_buffer *tx_buffer[RTE_MAX_ETHPORTS];
77
78 static struct rte_eth_conf port_conf = {
79         .rxmode = {
80                 .split_hdr_size = 0,
81         },
82         .txmode = {
83                 .mq_mode = ETH_MQ_TX_NONE,
84         },
85         .intr_conf = {
86                 .lsc = 1, /**< lsc interrupt feature enabled */
87         },
88 };
89
90 struct rte_mempool * lsi_pktmbuf_pool = NULL;
91
92 /* Per-port statistics struct */
93 struct lsi_port_statistics {
94         uint64_t tx;
95         uint64_t rx;
96         uint64_t dropped;
97 } __rte_cache_aligned;
98 struct lsi_port_statistics port_statistics[RTE_MAX_ETHPORTS];
99
100 /* A tsc-based timer responsible for triggering statistics printout */
101 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */
102 #define MAX_TIMER_PERIOD 86400 /* 1 day max */
103 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000; /* default period is 10 seconds */
104
105 /* Print out statistics on packets dropped */
106 static void
107 print_stats(void)
108 {
109         struct rte_eth_link link;
110         uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
111         uint16_t portid;
112
113         total_packets_dropped = 0;
114         total_packets_tx = 0;
115         total_packets_rx = 0;
116
117         const char clr[] = { 27, '[', '2', 'J', '\0' };
118         const char topLeft[] = { 27, '[', '1', ';', '1', 'H','\0' };
119         int link_get_err;
120
121                 /* Clear screen and move to top left */
122         printf("%s%s", clr, topLeft);
123
124         printf("\nPort statistics ====================================");
125
126         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
127                 /* skip ports that are not enabled */
128                 if ((lsi_enabled_port_mask & (1 << portid)) == 0)
129                         continue;
130
131                 memset(&link, 0, sizeof(link));
132                 link_get_err = rte_eth_link_get_nowait(portid, &link);
133                 printf("\nStatistics for port %u ------------------------------"
134                            "\nLink status: %25s"
135                            "\nLink speed: %26s"
136                            "\nLink duplex: %25s"
137                            "\nPackets sent: %24"PRIu64
138                            "\nPackets received: %20"PRIu64
139                            "\nPackets dropped: %21"PRIu64,
140                            portid,
141                            link_get_err < 0 ? "Link get failed" :
142                            (link.link_status ? "Link up" : "Link down"),
143                            link_get_err < 0 ? "0" :
144                            rte_eth_link_speed_to_str(link.link_speed),
145                            link_get_err < 0 ? "Link get failed" :
146                            (link.link_duplex == ETH_LINK_FULL_DUPLEX ? \
147                                         "full-duplex" : "half-duplex"),
148                            port_statistics[portid].tx,
149                            port_statistics[portid].rx,
150                            port_statistics[portid].dropped);
151
152                 total_packets_dropped += port_statistics[portid].dropped;
153                 total_packets_tx += port_statistics[portid].tx;
154                 total_packets_rx += port_statistics[portid].rx;
155         }
156         printf("\nAggregate statistics ==============================="
157                    "\nTotal packets sent: %18"PRIu64
158                    "\nTotal packets received: %14"PRIu64
159                    "\nTotal packets dropped: %15"PRIu64,
160                    total_packets_tx,
161                    total_packets_rx,
162                    total_packets_dropped);
163         printf("\n====================================================\n");
164
165         fflush(stdout);
166 }
167
168 static void
169 lsi_simple_forward(struct rte_mbuf *m, unsigned portid)
170 {
171         struct rte_ether_hdr *eth;
172         void *tmp;
173         unsigned dst_port = lsi_dst_ports[portid];
174         int sent;
175         struct rte_eth_dev_tx_buffer *buffer;
176
177         eth = rte_pktmbuf_mtod(m, struct rte_ether_hdr *);
178
179         /* 02:00:00:00:00:xx */
180         tmp = &eth->d_addr.addr_bytes[0];
181         *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40);
182
183         /* src addr */
184         rte_ether_addr_copy(&lsi_ports_eth_addr[dst_port], &eth->s_addr);
185
186         buffer = tx_buffer[dst_port];
187         sent = rte_eth_tx_buffer(dst_port, 0, buffer, m);
188         if (sent)
189                 port_statistics[dst_port].tx += sent;
190 }
191
192 /* main processing loop */
193 static void
194 lsi_main_loop(void)
195 {
196         struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
197         struct rte_mbuf *m;
198         unsigned lcore_id;
199         unsigned sent;
200         uint64_t prev_tsc, diff_tsc, cur_tsc, timer_tsc;
201         unsigned i, j, portid, nb_rx;
202         struct lcore_queue_conf *qconf;
203         const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / US_PER_S *
204                         BURST_TX_DRAIN_US;
205         struct rte_eth_dev_tx_buffer *buffer;
206
207         prev_tsc = 0;
208         timer_tsc = 0;
209
210         lcore_id = rte_lcore_id();
211         qconf = &lcore_queue_conf[lcore_id];
212
213         if (qconf->n_rx_port == 0) {
214                 RTE_LOG(INFO, LSI, "lcore %u has nothing to do\n", lcore_id);
215                 return;
216         }
217
218         RTE_LOG(INFO, LSI, "entering main loop on lcore %u\n", lcore_id);
219
220         for (i = 0; i < qconf->n_rx_port; i++) {
221
222                 portid = qconf->rx_port_list[i];
223                 RTE_LOG(INFO, LSI, " -- lcoreid=%u portid=%u\n", lcore_id,
224                         portid);
225         }
226
227         while (1) {
228
229                 cur_tsc = rte_rdtsc();
230
231                 /*
232                  * TX burst queue drain
233                  */
234                 diff_tsc = cur_tsc - prev_tsc;
235                 if (unlikely(diff_tsc > drain_tsc)) {
236
237                         for (i = 0; i < qconf->n_rx_port; i++) {
238
239                                 portid = lsi_dst_ports[qconf->rx_port_list[i]];
240                                 buffer = tx_buffer[portid];
241
242                                 sent = rte_eth_tx_buffer_flush(portid, 0, buffer);
243                                 if (sent)
244                                         port_statistics[portid].tx += sent;
245
246                         }
247
248                         /* if timer is enabled */
249                         if (timer_period > 0) {
250
251                                 /* advance the timer */
252                                 timer_tsc += diff_tsc;
253
254                                 /* if timer has reached its timeout */
255                                 if (unlikely(timer_tsc >= (uint64_t) timer_period)) {
256
257                                         /* do this only on main core */
258                                         if (lcore_id == rte_get_main_lcore()) {
259                                                 print_stats();
260                                                 /* reset the timer */
261                                                 timer_tsc = 0;
262                                         }
263                                 }
264                         }
265
266                         prev_tsc = cur_tsc;
267                 }
268
269                 /*
270                  * Read packet from RX queues
271                  */
272                 for (i = 0; i < qconf->n_rx_port; i++) {
273
274                         portid = qconf->rx_port_list[i];
275                         nb_rx = rte_eth_rx_burst((uint8_t) portid, 0,
276                                                  pkts_burst, MAX_PKT_BURST);
277
278                         port_statistics[portid].rx += nb_rx;
279
280                         for (j = 0; j < nb_rx; j++) {
281                                 m = pkts_burst[j];
282                                 rte_prefetch0(rte_pktmbuf_mtod(m, void *));
283                                 lsi_simple_forward(m, portid);
284                         }
285                 }
286         }
287 }
288
289 static int
290 lsi_launch_one_lcore(__rte_unused void *dummy)
291 {
292         lsi_main_loop();
293         return 0;
294 }
295
296 /* display usage */
297 static void
298 lsi_usage(const char *prgname)
299 {
300         printf("%s [EAL options] -- -p PORTMASK [-q NQ]\n"
301                 "  -p PORTMASK: hexadecimal bitmask of ports to configure\n"
302                 "  -q NQ: number of queue (=ports) per lcore (default is 1)\n"
303                 "  -T PERIOD: statistics will be refreshed each PERIOD seconds (0 to disable, 10 default, 86400 maximum)\n",
304                         prgname);
305 }
306
307 static int
308 lsi_parse_portmask(const char *portmask)
309 {
310         char *end = NULL;
311         unsigned long pm;
312
313         /* parse hexadecimal string */
314         pm = strtoul(portmask, &end, 16);
315         if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
316                 return 0;
317
318         return pm;
319 }
320
321 static unsigned int
322 lsi_parse_nqueue(const char *q_arg)
323 {
324         char *end = NULL;
325         unsigned long n;
326
327         /* parse hexadecimal string */
328         n = strtoul(q_arg, &end, 10);
329         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
330                 return 0;
331         if (n == 0)
332                 return 0;
333         if (n >= MAX_RX_QUEUE_PER_LCORE)
334                 return 0;
335
336         return n;
337 }
338
339 static int
340 lsi_parse_timer_period(const char *q_arg)
341 {
342         char *end = NULL;
343         int n;
344
345         /* parse number string */
346         n = strtol(q_arg, &end, 10);
347         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
348                 return -1;
349         if (n >= MAX_TIMER_PERIOD)
350                 return -1;
351
352         return n;
353 }
354
355 /* Parse the argument given in the command line of the application */
356 static int
357 lsi_parse_args(int argc, char **argv)
358 {
359         int opt, ret;
360         char **argvopt;
361         int option_index;
362         char *prgname = argv[0];
363         static struct option lgopts[] = {
364                 {NULL, 0, 0, 0}
365         };
366
367         argvopt = argv;
368
369         while ((opt = getopt_long(argc, argvopt, "p:q:T:",
370                                   lgopts, &option_index)) != EOF) {
371
372                 switch (opt) {
373                 /* portmask */
374                 case 'p':
375                         lsi_enabled_port_mask = lsi_parse_portmask(optarg);
376                         if (lsi_enabled_port_mask == 0) {
377                                 printf("invalid portmask\n");
378                                 lsi_usage(prgname);
379                                 return -1;
380                         }
381                         break;
382
383                 /* nqueue */
384                 case 'q':
385                         lsi_rx_queue_per_lcore = lsi_parse_nqueue(optarg);
386                         if (lsi_rx_queue_per_lcore == 0) {
387                                 printf("invalid queue number\n");
388                                 lsi_usage(prgname);
389                                 return -1;
390                         }
391                         break;
392
393                 /* timer period */
394                 case 'T':
395                         timer_period = lsi_parse_timer_period(optarg) * 1000 * TIMER_MILLISECOND;
396                         if (timer_period < 0) {
397                                 printf("invalid timer period\n");
398                                 lsi_usage(prgname);
399                                 return -1;
400                         }
401                         break;
402
403                 /* long options */
404                 case 0:
405                         lsi_usage(prgname);
406                         return -1;
407
408                 default:
409                         lsi_usage(prgname);
410                         return -1;
411                 }
412         }
413
414         if (optind >= 0)
415                 argv[optind-1] = prgname;
416
417         ret = optind-1;
418         optind = 1; /* reset getopt lib */
419         return ret;
420 }
421
422 /**
423  * It will be called as the callback for specified port after a LSI interrupt
424  * has been fully handled. This callback needs to be implemented carefully as
425  * it will be called in the interrupt host thread which is different from the
426  * application main thread.
427  *
428  * @param port_id
429  *  Port id.
430  * @param type
431  *  event type.
432  * @param param
433  *  Pointer to(address of) the parameters.
434  *
435  * @return
436  *  int.
437  */
438 static int
439 lsi_event_callback(uint16_t port_id, enum rte_eth_event_type type, void *param,
440                     void *ret_param)
441 {
442         struct rte_eth_link link;
443         int ret;
444         char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
445
446         RTE_SET_USED(param);
447         RTE_SET_USED(ret_param);
448
449         printf("\n\nIn registered callback...\n");
450         printf("Event type: %s\n", type == RTE_ETH_EVENT_INTR_LSC ? "LSC interrupt" : "unknown event");
451         ret = rte_eth_link_get_nowait(port_id, &link);
452         if (ret < 0) {
453                 printf("Failed link get on port %d: %s\n",
454                        port_id, rte_strerror(-ret));
455                 return ret;
456         }
457         rte_eth_link_to_str(link_status_text, sizeof(link_status_text), &link);
458         printf("Port %d %s\n\n", port_id, link_status_text);
459
460         return 0;
461 }
462
463 /* Check the link status of all ports in up to 9s, and print them finally */
464 static void
465 check_all_ports_link_status(uint16_t port_num, uint32_t port_mask)
466 {
467 #define CHECK_INTERVAL 100 /* 100ms */
468 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
469         uint8_t count, all_ports_up, print_flag = 0;
470         uint16_t portid;
471         struct rte_eth_link link;
472         int ret;
473         char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
474
475         printf("\nChecking link status");
476         fflush(stdout);
477         for (count = 0; count <= MAX_CHECK_TIME; count++) {
478                 all_ports_up = 1;
479                 for (portid = 0; portid < port_num; portid++) {
480                         if ((port_mask & (1 << portid)) == 0)
481                                 continue;
482                         memset(&link, 0, sizeof(link));
483                         ret = rte_eth_link_get_nowait(portid, &link);
484                         if (ret < 0) {
485                                 all_ports_up = 0;
486                                 if (print_flag == 1)
487                                         printf("Port %u link get failed: %s\n",
488                                                 portid, rte_strerror(-ret));
489                                 continue;
490                         }
491                         /* print link status if flag set */
492                         if (print_flag == 1) {
493                                 rte_eth_link_to_str(link_status_text,
494                                         sizeof(link_status_text), &link);
495                                 printf("Port %d %s", portid,
496                                        link_status_text);
497                                 continue;
498                         }
499                         /* clear all_ports_up flag if any link down */
500                         if (link.link_status == ETH_LINK_DOWN) {
501                                 all_ports_up = 0;
502                                 break;
503                         }
504                 }
505                 /* after finally printing all link status, get out */
506                 if (print_flag == 1)
507                         break;
508
509                 if (all_ports_up == 0) {
510                         printf(".");
511                         fflush(stdout);
512                         rte_delay_ms(CHECK_INTERVAL);
513                 }
514
515                 /* set the print_flag if all ports up or timeout */
516                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
517                         print_flag = 1;
518                         printf("done\n");
519                 }
520         }
521 }
522
523 int
524 main(int argc, char **argv)
525 {
526         struct lcore_queue_conf *qconf;
527         int ret;
528         uint16_t nb_ports;
529         uint16_t portid, portid_last = 0;
530         unsigned lcore_id, rx_lcore_id;
531         unsigned nb_ports_in_mask = 0;
532
533         /* init EAL */
534         ret = rte_eal_init(argc, argv);
535         if (ret < 0)
536                 rte_exit(EXIT_FAILURE, "rte_eal_init failed");
537         argc -= ret;
538         argv += ret;
539
540         /* parse application arguments (after the EAL ones) */
541         ret = lsi_parse_args(argc, argv);
542         if (ret < 0)
543                 rte_exit(EXIT_FAILURE, "Invalid arguments");
544
545         /* create the mbuf pool */
546         lsi_pktmbuf_pool =
547                 rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 32, 0,
548                         RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
549         if (lsi_pktmbuf_pool == NULL)
550                 rte_panic("Cannot init mbuf pool\n");
551
552         nb_ports = rte_eth_dev_count_avail();
553         if (nb_ports == 0)
554                 rte_panic("No Ethernet port - bye\n");
555
556         /*
557          * Each logical core is assigned a dedicated TX queue on each port.
558          */
559         for (portid = 0; portid < nb_ports; portid++) {
560                 /* skip ports that are not enabled */
561                 if ((lsi_enabled_port_mask & (1 << portid)) == 0)
562                         continue;
563
564                 /* save the destination port id */
565                 if (nb_ports_in_mask % 2) {
566                         lsi_dst_ports[portid] = portid_last;
567                         lsi_dst_ports[portid_last] = portid;
568                 }
569                 else
570                         portid_last = portid;
571
572                 nb_ports_in_mask++;
573         }
574         if (nb_ports_in_mask < 2 || nb_ports_in_mask % 2)
575                 rte_exit(EXIT_FAILURE, "Current enabled port number is %u, "
576                                 "but it should be even and at least 2\n",
577                                 nb_ports_in_mask);
578
579         rx_lcore_id = 0;
580         qconf = &lcore_queue_conf[rx_lcore_id];
581
582         /* Initialize the port/queue configuration of each logical core */
583         for (portid = 0; portid < nb_ports; portid++) {
584                 /* skip ports that are not enabled */
585                 if ((lsi_enabled_port_mask & (1 << portid)) == 0)
586                         continue;
587
588                 /* get the lcore_id for this port */
589                 while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
590                        lcore_queue_conf[rx_lcore_id].n_rx_port ==
591                        lsi_rx_queue_per_lcore) {
592
593                         rx_lcore_id++;
594                         if (rx_lcore_id >= RTE_MAX_LCORE)
595                                 rte_exit(EXIT_FAILURE, "Not enough cores\n");
596                 }
597                 if (qconf != &lcore_queue_conf[rx_lcore_id])
598                         /* Assigned a new logical core in the loop above. */
599                         qconf = &lcore_queue_conf[rx_lcore_id];
600
601                 qconf->rx_port_list[qconf->n_rx_port] = portid;
602                 qconf->n_rx_port++;
603                 printf("Lcore %u: RX port %u\n",rx_lcore_id, (unsigned) portid);
604         }
605
606         /* Initialise each port */
607         for (portid = 0; portid < nb_ports; portid++) {
608                 struct rte_eth_rxconf rxq_conf;
609                 struct rte_eth_txconf txq_conf;
610                 struct rte_eth_conf local_port_conf = port_conf;
611                 struct rte_eth_dev_info dev_info;
612
613                 /* skip ports that are not enabled */
614                 if ((lsi_enabled_port_mask & (1 << portid)) == 0) {
615                         printf("Skipping disabled port %u\n", (unsigned) portid);
616                         continue;
617                 }
618                 /* init port */
619                 printf("Initializing port %u... ", (unsigned) portid);
620                 fflush(stdout);
621
622                 ret = rte_eth_dev_info_get(portid, &dev_info);
623                 if (ret != 0)
624                         rte_exit(EXIT_FAILURE,
625                                 "Error during getting device (port %u) info: %s\n",
626                                 portid, strerror(-ret));
627
628                 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
629                         local_port_conf.txmode.offloads |=
630                                 DEV_TX_OFFLOAD_MBUF_FAST_FREE;
631                 ret = rte_eth_dev_configure(portid, 1, 1, &local_port_conf);
632                 if (ret < 0)
633                         rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n",
634                                   ret, (unsigned) portid);
635
636                 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
637                                                        &nb_txd);
638                 if (ret < 0)
639                         rte_exit(EXIT_FAILURE,
640                                  "rte_eth_dev_adjust_nb_rx_tx_desc: err=%d, port=%u\n",
641                                  ret, (unsigned) portid);
642
643                 /* register lsi interrupt callback, need to be after
644                  * rte_eth_dev_configure(). if (intr_conf.lsc == 0), no
645                  * lsc interrupt will be present, and below callback to
646                  * be registered will never be called.
647                  */
648                 rte_eth_dev_callback_register(portid,
649                         RTE_ETH_EVENT_INTR_LSC, lsi_event_callback, NULL);
650
651                 ret = rte_eth_macaddr_get(portid,
652                                     &lsi_ports_eth_addr[portid]);
653                 if (ret < 0)
654                         rte_exit(EXIT_FAILURE,
655                                  "rte_eth_macaddr_get: err=%d, port=%u\n",
656                                  ret, (unsigned int)portid);
657
658                 /* init one RX queue */
659                 fflush(stdout);
660                 rxq_conf = dev_info.default_rxconf;
661                 rxq_conf.offloads = local_port_conf.rxmode.offloads;
662                 ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
663                                              rte_eth_dev_socket_id(portid),
664                                              &rxq_conf,
665                                              lsi_pktmbuf_pool);
666                 if (ret < 0)
667                         rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup: err=%d, port=%u\n",
668                                   ret, (unsigned) portid);
669
670                 /* init one TX queue logical core on each port */
671                 fflush(stdout);
672                 txq_conf = dev_info.default_txconf;
673                 txq_conf.offloads = local_port_conf.txmode.offloads;
674                 ret = rte_eth_tx_queue_setup(portid, 0, nb_txd,
675                                 rte_eth_dev_socket_id(portid),
676                                 &txq_conf);
677                 if (ret < 0)
678                         rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: err=%d,port=%u\n",
679                                   ret, (unsigned) portid);
680
681                 /* Initialize TX buffers */
682                 tx_buffer[portid] = rte_zmalloc_socket("tx_buffer",
683                                 RTE_ETH_TX_BUFFER_SIZE(MAX_PKT_BURST), 0,
684                                 rte_eth_dev_socket_id(portid));
685                 if (tx_buffer[portid] == NULL)
686                         rte_exit(EXIT_FAILURE, "Cannot allocate buffer for tx on port %u\n",
687                                         (unsigned) portid);
688
689                 rte_eth_tx_buffer_init(tx_buffer[portid], MAX_PKT_BURST);
690
691                 ret = rte_eth_tx_buffer_set_err_callback(tx_buffer[portid],
692                                 rte_eth_tx_buffer_count_callback,
693                                 &port_statistics[portid].dropped);
694                 if (ret < 0)
695                         rte_exit(EXIT_FAILURE, "Cannot set error callback for "
696                                         "tx buffer on port %u\n", (unsigned) portid);
697
698                 /* Start device */
699                 ret = rte_eth_dev_start(portid);
700                 if (ret < 0)
701                         rte_exit(EXIT_FAILURE, "rte_eth_dev_start: err=%d, port=%u\n",
702                                   ret, (unsigned) portid);
703                 printf("done:\n");
704
705                 ret = rte_eth_promiscuous_enable(portid);
706                 if (ret != 0)
707                         rte_exit(EXIT_FAILURE,
708                                 "rte_eth_promiscuous_enable: err=%s, port=%u\n",
709                                 rte_strerror(-ret), portid);
710
711                 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
712                                 (unsigned) portid,
713                                 lsi_ports_eth_addr[portid].addr_bytes[0],
714                                 lsi_ports_eth_addr[portid].addr_bytes[1],
715                                 lsi_ports_eth_addr[portid].addr_bytes[2],
716                                 lsi_ports_eth_addr[portid].addr_bytes[3],
717                                 lsi_ports_eth_addr[portid].addr_bytes[4],
718                                 lsi_ports_eth_addr[portid].addr_bytes[5]);
719
720                 /* initialize port stats */
721                 memset(&port_statistics, 0, sizeof(port_statistics));
722         }
723
724         check_all_ports_link_status(nb_ports, lsi_enabled_port_mask);
725
726         /* launch per-lcore init on every lcore */
727         rte_eal_mp_remote_launch(lsi_launch_one_lcore, NULL, CALL_MAIN);
728         RTE_LCORE_FOREACH_WORKER(lcore_id) {
729                 if (rte_eal_wait_lcore(lcore_id) < 0)
730                         return -1;
731         }
732
733         /* clean up the EAL */
734         rte_eal_cleanup();
735
736         return 0;
737 }