1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(C) 2020 Marvell International Ltd.
16 #include <sys/socket.h>
17 #include <sys/types.h>
18 #include <sys/queue.h>
21 #include <rte_branch_prediction.h>
22 #include <rte_common.h>
23 #include <rte_cycles.h>
25 #include <rte_ethdev.h>
26 #include <rte_graph_worker.h>
27 #include <rte_launch.h>
28 #include <rte_lcore.h>
30 #include <rte_mempool.h>
31 #include <rte_node_eth_api.h>
32 #include <rte_node_ip4_api.h>
33 #include <rte_per_lcore.h>
34 #include <rte_string_fns.h>
37 #include <cmdline_parse.h>
38 #include <cmdline_parse_etheraddr.h>
41 #define RTE_LOGTYPE_L3FWD_GRAPH RTE_LOGTYPE_USER1
44 * Configurable number of RX/TX ring descriptors
46 #define RTE_TEST_RX_DESC_DEFAULT 1024
47 #define RTE_TEST_TX_DESC_DEFAULT 1024
49 #define MAX_TX_QUEUE_PER_PORT RTE_MAX_ETHPORTS
50 #define MAX_RX_QUEUE_PER_PORT 128
52 #define MAX_RX_QUEUE_PER_LCORE 16
54 #define MAX_LCORE_PARAMS 1024
58 /* Static global variables used within this file. */
59 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
60 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
62 /**< Ports set in promiscuous mode off by default. */
63 static int promiscuous_on;
65 static int numa_on = 1; /**< NUMA is enabled by default. */
66 static int per_port_pool; /**< Use separate buffer pools per port; disabled */
69 static volatile bool force_quit;
71 /* Ethernet addresses of ports */
72 static uint64_t dest_eth_addr[RTE_MAX_ETHPORTS];
73 static struct rte_ether_addr ports_eth_addr[RTE_MAX_ETHPORTS];
74 xmm_t val_eth[RTE_MAX_ETHPORTS];
76 /* Mask of enabled ports */
77 static uint32_t enabled_port_mask;
79 struct lcore_rx_queue {
82 char node_name[RTE_NODE_NAMESIZE];
88 struct lcore_rx_queue rx_queue_list[MAX_RX_QUEUE_PER_LCORE];
90 struct rte_graph *graph;
91 char name[RTE_GRAPH_NAMESIZE];
93 } __rte_cache_aligned;
95 static struct lcore_conf lcore_conf[RTE_MAX_LCORE];
101 } __rte_cache_aligned;
103 static struct lcore_params lcore_params_array[MAX_LCORE_PARAMS];
104 static struct lcore_params lcore_params_array_default[] = {
105 {0, 0, 2}, {0, 1, 2}, {0, 2, 2}, {1, 0, 2}, {1, 1, 2},
106 {1, 2, 2}, {2, 0, 2}, {3, 0, 3}, {3, 1, 3},
109 static struct lcore_params *lcore_params = lcore_params_array_default;
110 static uint16_t nb_lcore_params = RTE_DIM(lcore_params_array_default);
112 static struct rte_eth_conf port_conf = {
114 .mq_mode = RTE_ETH_MQ_RX_RSS,
120 .rss_hf = RTE_ETH_RSS_IP,
124 .mq_mode = RTE_ETH_MQ_TX_NONE,
128 static uint32_t max_pkt_len;
130 static struct rte_mempool *pktmbuf_pool[RTE_MAX_ETHPORTS][NB_SOCKETS];
132 static struct rte_node_ethdev_config ethdev_conf[RTE_MAX_ETHPORTS];
134 struct ipv4_l3fwd_lpm_route {
140 #define IPV4_L3FWD_LPM_NUM_ROUTES \
141 (sizeof(ipv4_l3fwd_lpm_route_array) / \
142 sizeof(ipv4_l3fwd_lpm_route_array[0]))
143 /* 198.18.0.0/16 are set aside for RFC2544 benchmarking. */
144 static struct ipv4_l3fwd_lpm_route ipv4_l3fwd_lpm_route_array[] = {
145 {RTE_IPV4(198, 18, 0, 0), 24, 0}, {RTE_IPV4(198, 18, 1, 0), 24, 1},
146 {RTE_IPV4(198, 18, 2, 0), 24, 2}, {RTE_IPV4(198, 18, 3, 0), 24, 3},
147 {RTE_IPV4(198, 18, 4, 0), 24, 4}, {RTE_IPV4(198, 18, 5, 0), 24, 5},
148 {RTE_IPV4(198, 18, 6, 0), 24, 6}, {RTE_IPV4(198, 18, 7, 0), 24, 7},
152 check_lcore_params(void)
154 uint8_t queue, lcore;
158 for (i = 0; i < nb_lcore_params; ++i) {
159 queue = lcore_params[i].queue_id;
160 if (queue >= MAX_RX_QUEUE_PER_PORT) {
161 printf("Invalid queue number: %hhu\n", queue);
164 lcore = lcore_params[i].lcore_id;
165 if (!rte_lcore_is_enabled(lcore)) {
166 printf("Error: lcore %hhu is not enabled in lcore mask\n",
171 if (lcore == rte_get_main_lcore()) {
172 printf("Error: lcore %u is main lcore\n", lcore);
175 socketid = rte_lcore_to_socket_id(lcore);
176 if ((socketid != 0) && (numa_on == 0)) {
177 printf("Warning: lcore %hhu is on socket %d with numa off\n",
186 check_port_config(void)
191 for (i = 0; i < nb_lcore_params; ++i) {
192 portid = lcore_params[i].port_id;
193 if ((enabled_port_mask & (1 << portid)) == 0) {
194 printf("Port %u is not enabled in port mask\n", portid);
197 if (!rte_eth_dev_is_valid_port(portid)) {
198 printf("Port %u is not present on the board\n", portid);
207 get_port_n_rx_queues(const uint16_t port)
212 for (i = 0; i < nb_lcore_params; ++i) {
213 if (lcore_params[i].port_id == port) {
214 if (lcore_params[i].queue_id == queue + 1)
215 queue = lcore_params[i].queue_id;
217 rte_exit(EXIT_FAILURE,
218 "Queue ids of the port %d must be"
219 " in sequence and must start with 0\n",
220 lcore_params[i].port_id);
224 return (uint8_t)(++queue);
228 init_lcore_rx_queues(void)
230 uint16_t i, nb_rx_queue;
233 for (i = 0; i < nb_lcore_params; ++i) {
234 lcore = lcore_params[i].lcore_id;
235 nb_rx_queue = lcore_conf[lcore].n_rx_queue;
236 if (nb_rx_queue >= MAX_RX_QUEUE_PER_LCORE) {
237 printf("Error: too many queues (%u) for lcore: %u\n",
238 (unsigned int)nb_rx_queue + 1,
239 (unsigned int)lcore);
243 lcore_conf[lcore].rx_queue_list[nb_rx_queue].port_id =
244 lcore_params[i].port_id;
245 lcore_conf[lcore].rx_queue_list[nb_rx_queue].queue_id =
246 lcore_params[i].queue_id;
247 lcore_conf[lcore].n_rx_queue++;
255 print_usage(const char *prgname)
258 "%s [EAL options] --"
261 " --config (port,queue,lcore)[,(port,queue,lcore)]"
262 " [--eth-dest=X,MM:MM:MM:MM:MM:MM]"
263 " [--max-pkt-len PKTLEN]"
265 " [--per-port-pool]\n\n"
267 " -p PORTMASK: Hexadecimal bitmask of ports to configure\n"
268 " -P : Enable promiscuous mode\n"
269 " --config (port,queue,lcore): Rx queue configuration\n"
270 " --eth-dest=X,MM:MM:MM:MM:MM:MM: Ethernet destination for "
272 " --max-pkt-len PKTLEN: maximum packet length in decimal (64-9600)\n"
273 " --no-numa: Disable numa awareness\n"
274 " --per-port-pool: Use separate buffer pool per port\n\n",
279 parse_max_pkt_len(const char *pktlen)
284 /* Parse decimal string */
285 len = strtoul(pktlen, &end, 10);
286 if ((pktlen[0] == '\0') || (end == NULL) || (*end != '\0'))
296 parse_portmask(const char *portmask)
301 /* Parse hexadecimal string */
302 pm = strtoul(portmask, &end, 16);
303 if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
310 parse_config(const char *q_arg)
312 enum fieldnames { FLD_PORT = 0, FLD_QUEUE, FLD_LCORE, _NUM_FLD };
313 unsigned long int_fld[_NUM_FLD];
314 const char *p, *p0 = q_arg;
315 char *str_fld[_NUM_FLD];
323 while ((p = strchr(p0, '(')) != NULL) {
330 if (size >= sizeof(s))
335 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') !=
338 for (i = 0; i < _NUM_FLD; i++) {
340 int_fld[i] = strtoul(str_fld[i], &end, 0);
341 if (errno != 0 || end == str_fld[i])
345 if (nb_lcore_params >= MAX_LCORE_PARAMS) {
346 printf("Exceeded max number of lcore params: %hu\n",
351 if (int_fld[FLD_PORT] >= RTE_MAX_ETHPORTS ||
352 int_fld[FLD_LCORE] >= RTE_MAX_LCORE) {
353 printf("Invalid port/lcore id\n");
357 lcore_params_array[nb_lcore_params].port_id =
358 (uint8_t)int_fld[FLD_PORT];
359 lcore_params_array[nb_lcore_params].queue_id =
360 (uint8_t)int_fld[FLD_QUEUE];
361 lcore_params_array[nb_lcore_params].lcore_id =
362 (uint8_t)int_fld[FLD_LCORE];
365 lcore_params = lcore_params_array;
371 parse_eth_dest(const char *optarg)
373 uint8_t c, *dest, peer_addr[6];
378 portid = strtoul(optarg, &port_end, 10);
379 if (errno != 0 || port_end == optarg || *port_end++ != ',')
380 rte_exit(EXIT_FAILURE, "Invalid eth-dest: %s", optarg);
381 if (portid >= RTE_MAX_ETHPORTS)
382 rte_exit(EXIT_FAILURE,
383 "eth-dest: port %d >= RTE_MAX_ETHPORTS(%d)\n", portid,
386 if (cmdline_parse_etheraddr(NULL, port_end, &peer_addr,
387 sizeof(peer_addr)) < 0)
388 rte_exit(EXIT_FAILURE, "Invalid ethernet address: %s\n",
390 dest = (uint8_t *)&dest_eth_addr[portid];
391 for (c = 0; c < 6; c++)
392 dest[c] = peer_addr[c];
393 *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid];
396 #define MAX_JUMBO_PKT_LEN 9600
397 #define MEMPOOL_CACHE_SIZE 256
399 static const char short_options[] = "p:" /* portmask */
400 "P" /* promiscuous */
403 #define CMD_LINE_OPT_CONFIG "config"
404 #define CMD_LINE_OPT_ETH_DEST "eth-dest"
405 #define CMD_LINE_OPT_NO_NUMA "no-numa"
406 #define CMD_LINE_OPT_MAX_PKT_LEN "max-pkt-len"
407 #define CMD_LINE_OPT_PER_PORT_POOL "per-port-pool"
409 /* Long options mapped to a short option */
411 /* First long only option value must be >= 256, so that we won't
412 * conflict with short options
414 CMD_LINE_OPT_MIN_NUM = 256,
415 CMD_LINE_OPT_CONFIG_NUM,
416 CMD_LINE_OPT_ETH_DEST_NUM,
417 CMD_LINE_OPT_NO_NUMA_NUM,
418 CMD_LINE_OPT_MAX_PKT_LEN_NUM,
419 CMD_LINE_OPT_PARSE_PER_PORT_POOL,
422 static const struct option lgopts[] = {
423 {CMD_LINE_OPT_CONFIG, 1, 0, CMD_LINE_OPT_CONFIG_NUM},
424 {CMD_LINE_OPT_ETH_DEST, 1, 0, CMD_LINE_OPT_ETH_DEST_NUM},
425 {CMD_LINE_OPT_NO_NUMA, 0, 0, CMD_LINE_OPT_NO_NUMA_NUM},
426 {CMD_LINE_OPT_MAX_PKT_LEN, 1, 0, CMD_LINE_OPT_MAX_PKT_LEN_NUM},
427 {CMD_LINE_OPT_PER_PORT_POOL, 0, 0, CMD_LINE_OPT_PARSE_PER_PORT_POOL},
432 * This expression is used to calculate the number of mbufs needed
433 * depending on user input, taking into account memory for rx and
434 * tx hardware rings, cache per lcore and mtable per port per lcore.
435 * RTE_MAX is used to ensure that NB_MBUF never goes below a minimum
438 #define NB_MBUF(nports) \
439 RTE_MAX((nports * nb_rx_queue * nb_rxd + \
440 nports * nb_lcores * RTE_GRAPH_BURST_SIZE + \
441 nports * n_tx_queue * nb_txd + \
442 nb_lcores * MEMPOOL_CACHE_SIZE), 8192u)
444 /* Parse the argument given in the command line of the application */
446 parse_args(int argc, char **argv)
448 char *prgname = argv[0];
455 /* Error or normal output strings. */
456 while ((opt = getopt_long(argc, argvopt, short_options, lgopts,
457 &option_index)) != EOF) {
462 enabled_port_mask = parse_portmask(optarg);
463 if (enabled_port_mask == 0) {
464 fprintf(stderr, "Invalid portmask\n");
465 print_usage(prgname);
475 case CMD_LINE_OPT_CONFIG_NUM:
476 ret = parse_config(optarg);
478 fprintf(stderr, "Invalid config\n");
479 print_usage(prgname);
484 case CMD_LINE_OPT_ETH_DEST_NUM:
485 parse_eth_dest(optarg);
488 case CMD_LINE_OPT_NO_NUMA_NUM:
492 case CMD_LINE_OPT_MAX_PKT_LEN_NUM: {
493 max_pkt_len = parse_max_pkt_len(optarg);
497 case CMD_LINE_OPT_PARSE_PER_PORT_POOL:
498 printf("Per port buffer pool is enabled\n");
503 print_usage(prgname);
509 argv[optind - 1] = prgname;
511 optind = 1; /* Reset getopt lib */
517 print_ethaddr(const char *name, const struct rte_ether_addr *eth_addr)
519 char buf[RTE_ETHER_ADDR_FMT_SIZE];
520 rte_ether_format_addr(buf, RTE_ETHER_ADDR_FMT_SIZE, eth_addr);
521 printf("%s%s", name, buf);
525 init_mem(uint16_t portid, uint32_t nb_mbuf)
531 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
532 if (rte_lcore_is_enabled(lcore_id) == 0)
536 socketid = rte_lcore_to_socket_id(lcore_id);
540 if (socketid >= NB_SOCKETS) {
541 rte_exit(EXIT_FAILURE,
542 "Socket %d of lcore %u is out of range %d\n",
543 socketid, lcore_id, NB_SOCKETS);
546 if (pktmbuf_pool[portid][socketid] == NULL) {
547 snprintf(s, sizeof(s), "mbuf_pool_%d:%d", portid,
549 /* Create a pool with priv size of a cacheline */
550 pktmbuf_pool[portid][socketid] =
551 rte_pktmbuf_pool_create(
552 s, nb_mbuf, MEMPOOL_CACHE_SIZE,
554 RTE_MBUF_DEFAULT_BUF_SIZE, socketid);
555 if (pktmbuf_pool[portid][socketid] == NULL)
556 rte_exit(EXIT_FAILURE,
557 "Cannot init mbuf pool on socket %d\n",
560 printf("Allocated mbuf pool on socket %d\n",
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 */
574 uint8_t count, all_ports_up, print_flag = 0;
575 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)
590 if ((port_mask & (1 << portid)) == 0)
592 memset(&link, 0, sizeof(link));
593 ret = rte_eth_link_get_nowait(portid, &link);
597 printf("Port %u link get failed: %s\n",
598 portid, rte_strerror(-ret));
601 /* Print link status if flag set */
602 if (print_flag == 1) {
603 rte_eth_link_to_str(link_status_text,
604 sizeof(link_status_text), &link);
605 printf("Port %d %s\n", portid,
609 /* Clear all_ports_up flag if any link down */
610 if (link.link_status == RTE_ETH_LINK_DOWN) {
615 /* After finally printing all link status, get out */
619 if (all_ports_up == 0) {
622 rte_delay_ms(CHECK_INTERVAL);
625 /* Set the print_flag if all ports up or timeout */
626 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
634 signal_handler(int signum)
636 if (signum == SIGINT || signum == SIGTERM) {
637 printf("\n\nSignal %d received, preparing to exit...\n",
646 const char topLeft[] = {27, '[', '1', ';', '1', 'H', '\0'};
647 const char clr[] = {27, '[', '2', 'J', '\0'};
648 struct rte_graph_cluster_stats_param s_param;
649 struct rte_graph_cluster_stats *stats;
650 const char *pattern = "worker_*";
652 /* Prepare stats object */
653 memset(&s_param, 0, sizeof(s_param));
655 s_param.socket_id = SOCKET_ID_ANY;
656 s_param.graph_patterns = &pattern;
657 s_param.nb_graph_patterns = 1;
659 stats = rte_graph_cluster_stats_create(&s_param);
661 rte_exit(EXIT_FAILURE, "Unable to create stats object\n");
663 while (!force_quit) {
664 /* Clear screen and move to top left */
665 printf("%s%s", clr, topLeft);
666 rte_graph_cluster_stats_get(stats, 0);
670 rte_graph_cluster_stats_destroy(stats);
673 /* Main processing loop. 8< */
675 graph_main_loop(void *conf)
677 struct lcore_conf *qconf;
678 struct rte_graph *graph;
683 lcore_id = rte_lcore_id();
684 qconf = &lcore_conf[lcore_id];
685 graph = qconf->graph;
688 RTE_LOG(INFO, L3FWD_GRAPH, "Lcore %u has nothing to do\n",
693 RTE_LOG(INFO, L3FWD_GRAPH,
694 "Entering main loop on lcore %u, graph %s(%p)\n", lcore_id,
697 while (likely(!force_quit))
698 rte_graph_walk(graph);
702 /* >8 End of main processing loop. */
705 eth_dev_get_overhead_len(uint32_t max_rx_pktlen, uint16_t max_mtu)
707 uint32_t overhead_len;
709 if (max_mtu != UINT16_MAX && max_rx_pktlen > max_mtu)
710 overhead_len = max_rx_pktlen - max_mtu;
712 overhead_len = RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN;
718 config_port_max_pkt_len(struct rte_eth_conf *conf,
719 struct rte_eth_dev_info *dev_info)
721 uint32_t overhead_len;
723 if (max_pkt_len == 0)
726 if (max_pkt_len < RTE_ETHER_MIN_LEN || max_pkt_len > MAX_JUMBO_PKT_LEN)
729 overhead_len = eth_dev_get_overhead_len(dev_info->max_rx_pktlen,
731 conf->rxmode.mtu = max_pkt_len - overhead_len;
733 if (conf->rxmode.mtu > RTE_ETHER_MTU)
734 conf->txmode.offloads |= RTE_ETH_TX_OFFLOAD_MULTI_SEGS;
740 main(int argc, char **argv)
742 /* Rewrite data of src and dst ether addr */
743 uint8_t rewrite_data[2 * sizeof(struct rte_ether_addr)];
744 /* Graph initialization. 8< */
745 static const char * const default_patterns[] = {
750 uint8_t nb_rx_queue, queue, socketid;
751 struct rte_graph_param graph_conf;
752 struct rte_eth_dev_info dev_info;
753 uint32_t nb_ports, nb_conf = 0;
754 uint32_t n_tx_queue, nb_lcores;
755 struct rte_eth_txconf *txconf;
756 uint16_t queueid, portid, i;
757 const char **node_patterns;
758 struct lcore_conf *qconf;
759 uint16_t nb_graphs = 0;
760 uint16_t nb_patterns;
766 ret = rte_eal_init(argc, argv);
768 rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
773 signal(SIGINT, signal_handler);
774 signal(SIGTERM, signal_handler);
776 /* Pre-init dst MACs for all ports to 02:00:00:00:00:xx */
777 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
778 dest_eth_addr[portid] =
779 RTE_ETHER_LOCAL_ADMIN_ADDR + ((uint64_t)portid << 40);
780 *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid];
783 /* Parse application arguments (after the EAL ones) */
784 ret = parse_args(argc, argv);
786 rte_exit(EXIT_FAILURE, "Invalid L3FWD_GRAPH parameters\n");
788 if (check_lcore_params() < 0)
789 rte_exit(EXIT_FAILURE, "check_lcore_params() failed\n");
791 ret = init_lcore_rx_queues();
793 rte_exit(EXIT_FAILURE, "init_lcore_rx_queues() failed\n");
795 if (check_port_config() < 0)
796 rte_exit(EXIT_FAILURE, "check_port_config() failed\n");
798 nb_ports = rte_eth_dev_count_avail();
799 nb_lcores = rte_lcore_count();
801 /* Initialize all ports. 8< */
802 RTE_ETH_FOREACH_DEV(portid)
804 struct rte_eth_conf local_port_conf = port_conf;
806 /* Skip ports that are not enabled */
807 if ((enabled_port_mask & (1 << portid)) == 0) {
808 printf("\nSkipping disabled port %d\n", portid);
813 printf("Initializing port %d ... ", portid);
816 nb_rx_queue = get_port_n_rx_queues(portid);
817 n_tx_queue = nb_lcores;
818 if (n_tx_queue > MAX_TX_QUEUE_PER_PORT)
819 n_tx_queue = MAX_TX_QUEUE_PER_PORT;
820 printf("Creating queues: nb_rxq=%d nb_txq=%u... ",
821 nb_rx_queue, n_tx_queue);
823 rte_eth_dev_info_get(portid, &dev_info);
825 ret = config_port_max_pkt_len(&local_port_conf, &dev_info);
827 rte_exit(EXIT_FAILURE,
828 "Invalid max packet length: %u (port %u)\n",
829 max_pkt_len, portid);
831 if (dev_info.tx_offload_capa & RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE)
832 local_port_conf.txmode.offloads |=
833 RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE;
835 local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
836 dev_info.flow_type_rss_offloads;
837 if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
838 port_conf.rx_adv_conf.rss_conf.rss_hf) {
839 printf("Port %u modified RSS hash function based on "
841 "requested:%#" PRIx64 " configured:%#" PRIx64
843 portid, port_conf.rx_adv_conf.rss_conf.rss_hf,
844 local_port_conf.rx_adv_conf.rss_conf.rss_hf);
847 ret = rte_eth_dev_configure(portid, nb_rx_queue,
848 n_tx_queue, &local_port_conf);
850 rte_exit(EXIT_FAILURE,
851 "Cannot configure device: err=%d, port=%d\n",
854 ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
857 rte_exit(EXIT_FAILURE,
858 "Cannot adjust number of descriptors: err=%d, "
862 rte_eth_macaddr_get(portid, &ports_eth_addr[portid]);
863 print_ethaddr(" Address:", &ports_eth_addr[portid]);
867 (const struct rte_ether_addr *)&dest_eth_addr[portid]);
871 * prepare src MACs for each port.
874 &ports_eth_addr[portid],
875 (struct rte_ether_addr *)(val_eth + portid) + 1);
878 if (!per_port_pool) {
879 /* portid = 0; this is *not* signifying the first port,
880 * rather, it signifies that portid is ignored.
882 ret = init_mem(0, NB_MBUF(nb_ports));
884 ret = init_mem(portid, NB_MBUF(1));
887 rte_exit(EXIT_FAILURE, "init_mem() failed\n");
889 /* Init one TX queue per couple (lcore,port) */
891 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
892 if (rte_lcore_is_enabled(lcore_id) == 0)
895 qconf = &lcore_conf[lcore_id];
898 socketid = (uint8_t)rte_lcore_to_socket_id(
903 printf("txq=%u,%d,%d ", lcore_id, queueid, socketid);
906 txconf = &dev_info.default_txconf;
907 txconf->offloads = local_port_conf.txmode.offloads;
908 ret = rte_eth_tx_queue_setup(portid, queueid, nb_txd,
911 rte_exit(EXIT_FAILURE,
912 "rte_eth_tx_queue_setup: err=%d, "
918 /* Setup ethdev node config */
919 ethdev_conf[nb_conf].port_id = portid;
920 ethdev_conf[nb_conf].num_rx_queues = nb_rx_queue;
921 ethdev_conf[nb_conf].num_tx_queues = n_tx_queue;
923 ethdev_conf[nb_conf].mp = pktmbuf_pool[0];
926 ethdev_conf[nb_conf].mp = pktmbuf_pool[portid];
927 ethdev_conf[nb_conf].mp_count = NB_SOCKETS;
933 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
934 if (rte_lcore_is_enabled(lcore_id) == 0)
936 qconf = &lcore_conf[lcore_id];
937 printf("\nInitializing rx queues on lcore %u ... ", lcore_id);
940 for (queue = 0; queue < qconf->n_rx_queue; ++queue) {
941 struct rte_eth_rxconf rxq_conf;
943 portid = qconf->rx_queue_list[queue].port_id;
944 queueid = qconf->rx_queue_list[queue].queue_id;
947 socketid = (uint8_t)rte_lcore_to_socket_id(
952 printf("rxq=%d,%d,%d ", portid, queueid, socketid);
955 rte_eth_dev_info_get(portid, &dev_info);
956 rxq_conf = dev_info.default_rxconf;
957 rxq_conf.offloads = port_conf.rxmode.offloads;
959 ret = rte_eth_rx_queue_setup(
960 portid, queueid, nb_rxd, socketid,
961 &rxq_conf, pktmbuf_pool[0][socketid]);
963 ret = rte_eth_rx_queue_setup(
964 portid, queueid, nb_rxd, socketid,
966 pktmbuf_pool[portid][socketid]);
968 rte_exit(EXIT_FAILURE,
969 "rte_eth_rx_queue_setup: err=%d, "
973 /* Add this queue node to its graph */
974 snprintf(qconf->rx_queue_list[queue].node_name,
975 RTE_NODE_NAMESIZE, "ethdev_rx-%u-%u", portid,
979 /* Alloc a graph to this lcore only if source exists */
980 if (qconf->n_rx_queue)
986 /* Ethdev node config, skip rx queue mapping */
987 ret = rte_node_eth_config(ethdev_conf, nb_conf, nb_graphs);
988 /* >8 End of graph creation. */
990 rte_exit(EXIT_FAILURE, "rte_node_eth_config: err=%d\n", ret);
993 RTE_ETH_FOREACH_DEV(portid)
995 if ((enabled_port_mask & (1 << portid)) == 0)
999 ret = rte_eth_dev_start(portid);
1001 rte_exit(EXIT_FAILURE,
1002 "rte_eth_dev_start: err=%d, port=%d\n", ret,
1006 * If enabled, put device in promiscuous mode.
1007 * This allows IO forwarding mode to forward packets
1008 * to itself through 2 cross-connected ports of the
1012 rte_eth_promiscuous_enable(portid);
1017 check_all_ports_link_status(enabled_port_mask);
1019 /* Graph Initialization */
1020 nb_patterns = RTE_DIM(default_patterns);
1021 node_patterns = malloc((MAX_RX_QUEUE_PER_LCORE + nb_patterns) *
1022 sizeof(*node_patterns));
1025 memcpy(node_patterns, default_patterns,
1026 nb_patterns * sizeof(*node_patterns));
1028 memset(&graph_conf, 0, sizeof(graph_conf));
1029 graph_conf.node_patterns = node_patterns;
1031 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
1032 rte_graph_t graph_id;
1035 if (rte_lcore_is_enabled(lcore_id) == 0)
1038 qconf = &lcore_conf[lcore_id];
1040 /* Skip graph creation if no source exists */
1041 if (!qconf->n_rx_queue)
1044 /* Add rx node patterns of this lcore */
1045 for (i = 0; i < qconf->n_rx_queue; i++) {
1046 graph_conf.node_patterns[nb_patterns + i] =
1047 qconf->rx_queue_list[i].node_name;
1050 graph_conf.nb_node_patterns = nb_patterns + i;
1051 graph_conf.socket_id = rte_lcore_to_socket_id(lcore_id);
1053 snprintf(qconf->name, sizeof(qconf->name), "worker_%u",
1056 graph_id = rte_graph_create(qconf->name, &graph_conf);
1057 if (graph_id == RTE_GRAPH_ID_INVALID)
1058 rte_exit(EXIT_FAILURE,
1059 "rte_graph_create(): graph_id invalid"
1060 " for lcore %u\n", lcore_id);
1062 qconf->graph_id = graph_id;
1063 qconf->graph = rte_graph_lookup(qconf->name);
1064 /* >8 End of graph initialization. */
1066 rte_exit(EXIT_FAILURE,
1067 "rte_graph_lookup(): graph %s not found\n",
1071 memset(&rewrite_data, 0, sizeof(rewrite_data));
1072 rewrite_len = sizeof(rewrite_data);
1074 /* Add route to ip4 graph infra. 8< */
1075 for (i = 0; i < IPV4_L3FWD_LPM_NUM_ROUTES; i++) {
1076 char route_str[INET6_ADDRSTRLEN * 4];
1077 char abuf[INET6_ADDRSTRLEN];
1081 /* Skip unused ports */
1082 if ((1 << ipv4_l3fwd_lpm_route_array[i].if_out &
1083 enabled_port_mask) == 0)
1086 dst_port = ipv4_l3fwd_lpm_route_array[i].if_out;
1088 in.s_addr = htonl(ipv4_l3fwd_lpm_route_array[i].ip);
1089 snprintf(route_str, sizeof(route_str), "%s / %d (%d)",
1090 inet_ntop(AF_INET, &in, abuf, sizeof(abuf)),
1091 ipv4_l3fwd_lpm_route_array[i].depth,
1092 ipv4_l3fwd_lpm_route_array[i].if_out);
1094 /* Use route index 'i' as next hop id */
1095 ret = rte_node_ip4_route_add(
1096 ipv4_l3fwd_lpm_route_array[i].ip,
1097 ipv4_l3fwd_lpm_route_array[i].depth, i,
1098 RTE_NODE_IP4_LOOKUP_NEXT_REWRITE);
1101 rte_exit(EXIT_FAILURE,
1102 "Unable to add ip4 route %s to graph\n",
1105 memcpy(rewrite_data, val_eth + dst_port, rewrite_len);
1107 /* Add next hop rewrite data for id 'i' */
1108 ret = rte_node_ip4_rewrite_add(i, rewrite_data,
1109 rewrite_len, dst_port);
1111 rte_exit(EXIT_FAILURE,
1112 "Unable to add next hop %u for "
1113 "route %s\n", i, route_str);
1115 RTE_LOG(INFO, L3FWD_GRAPH, "Added route %s, next_hop %u\n",
1118 /* >8 End of adding route to ip4 graph infa. */
1120 /* Launch per-lcore init on every worker lcore */
1121 rte_eal_mp_remote_launch(graph_main_loop, NULL, SKIP_MAIN);
1123 /* Accumulate and print stats on main until exit */
1124 if (rte_graph_has_stats_feature())
1127 /* Wait for worker cores to exit */
1129 RTE_LCORE_FOREACH_WORKER(lcore_id) {
1130 ret = rte_eal_wait_lcore(lcore_id);
1132 if (ret < 0 || rte_graph_destroy(
1133 rte_graph_from_name(lcore_conf[lcore_id].name))) {
1138 free(node_patterns);
1141 RTE_ETH_FOREACH_DEV(portid) {
1142 if ((enabled_port_mask & (1 << portid)) == 0)
1144 printf("Closing port %d...", portid);
1145 ret = rte_eth_dev_stop(portid);
1147 printf("Failed to stop port %u: %s\n",
1148 portid, rte_strerror(-ret));
1149 rte_eth_dev_close(portid);
1153 /* clean up the EAL */