+static void
+parse_eth_dest(const char *optarg)
+{
+ uint16_t portid;
+ char *port_end;
+ uint8_t c, *dest, peer_addr[6];
+
+ errno = 0;
+ portid = strtoul(optarg, &port_end, 10);
+ if (errno != 0 || port_end == optarg || *port_end++ != ',')
+ rte_exit(EXIT_FAILURE,
+ "Invalid eth-dest: %s", optarg);
+ if (portid >= RTE_MAX_ETHPORTS)
+ rte_exit(EXIT_FAILURE,
+ "eth-dest: port %d >= RTE_MAX_ETHPORTS(%d)\n",
+ portid, RTE_MAX_ETHPORTS);
+
+ if (cmdline_parse_etheraddr(NULL, port_end,
+ &peer_addr, sizeof(peer_addr)) < 0)
+ rte_exit(EXIT_FAILURE,
+ "Invalid ethernet address: %s\n",
+ port_end);
+ dest = (uint8_t *)&dest_eth_addr[portid];
+ for (c = 0; c < 6; c++)
+ dest[c] = peer_addr[c];
+ *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid];
+}
+
+static void
+parse_mode(const char *optarg)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+
+ if (!strcmp(optarg, "poll"))
+ evt_rsrc->enabled = false;
+ else if (!strcmp(optarg, "eventdev"))
+ evt_rsrc->enabled = true;
+}
+
+static void
+parse_eventq_sched(const char *optarg)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+
+ if (!strcmp(optarg, "ordered"))
+ evt_rsrc->sched_type = RTE_SCHED_TYPE_ORDERED;
+ if (!strcmp(optarg, "atomic"))
+ evt_rsrc->sched_type = RTE_SCHED_TYPE_ATOMIC;
+ if (!strcmp(optarg, "parallel"))
+ evt_rsrc->sched_type = RTE_SCHED_TYPE_PARALLEL;
+}
+
+static void
+parse_event_eth_rx_queues(const char *eth_rx_queues)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+ char *end = NULL;
+ uint8_t num_eth_rx_queues;
+
+ /* parse decimal string */
+ num_eth_rx_queues = strtoul(eth_rx_queues, &end, 10);
+ if ((eth_rx_queues[0] == '\0') || (end == NULL) || (*end != '\0'))
+ return;
+
+ if (num_eth_rx_queues == 0)
+ return;
+
+ evt_rsrc->eth_rx_queues = num_eth_rx_queues;
+}
+
+static int
+parse_lookup(const char *optarg)
+{
+ if (!strcmp(optarg, "em"))
+ lookup_mode = L3FWD_LOOKUP_EM;
+ else if (!strcmp(optarg, "lpm"))
+ lookup_mode = L3FWD_LOOKUP_LPM;
+ else if (!strcmp(optarg, "fib"))
+ lookup_mode = L3FWD_LOOKUP_FIB;
+ else {
+ fprintf(stderr, "Invalid lookup option! Accepted options: em, lpm, fib\n");
+ return -1;
+ }
+ return 0;
+}
+
+#define MAX_JUMBO_PKT_LEN 9600
+
+static const char short_options[] =
+ "p:" /* portmask */
+ "P" /* promiscuous */
+ "L" /* legacy enable long prefix match */
+ "E" /* legacy enable exact match */
+ ;
+
+#define CMD_LINE_OPT_CONFIG "config"
+#define CMD_LINE_OPT_ETH_DEST "eth-dest"
+#define CMD_LINE_OPT_NO_NUMA "no-numa"
+#define CMD_LINE_OPT_IPV6 "ipv6"
+#define CMD_LINE_OPT_MAX_PKT_LEN "max-pkt-len"
+#define CMD_LINE_OPT_HASH_ENTRY_NUM "hash-entry-num"
+#define CMD_LINE_OPT_PARSE_PTYPE "parse-ptype"
+#define CMD_LINE_OPT_PER_PORT_POOL "per-port-pool"
+#define CMD_LINE_OPT_MODE "mode"
+#define CMD_LINE_OPT_EVENTQ_SYNC "eventq-sched"
+#define CMD_LINE_OPT_EVENT_ETH_RX_QUEUES "event-eth-rxqs"
+#define CMD_LINE_OPT_LOOKUP "lookup"
+#define CMD_LINE_OPT_ENABLE_VECTOR "event-vector"
+#define CMD_LINE_OPT_VECTOR_SIZE "event-vector-size"
+#define CMD_LINE_OPT_VECTOR_TMO_NS "event-vector-tmo"
+
+enum {
+ /* long options mapped to a short option */
+
+ /* first long only option value must be >= 256, so that we won't
+ * conflict with short options */
+ CMD_LINE_OPT_MIN_NUM = 256,
+ CMD_LINE_OPT_CONFIG_NUM,
+ CMD_LINE_OPT_ETH_DEST_NUM,
+ CMD_LINE_OPT_NO_NUMA_NUM,
+ CMD_LINE_OPT_IPV6_NUM,
+ CMD_LINE_OPT_MAX_PKT_LEN_NUM,
+ CMD_LINE_OPT_HASH_ENTRY_NUM_NUM,
+ CMD_LINE_OPT_PARSE_PTYPE_NUM,
+ CMD_LINE_OPT_PARSE_PER_PORT_POOL,
+ CMD_LINE_OPT_MODE_NUM,
+ CMD_LINE_OPT_EVENTQ_SYNC_NUM,
+ CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM,
+ CMD_LINE_OPT_LOOKUP_NUM,
+ CMD_LINE_OPT_ENABLE_VECTOR_NUM,
+ CMD_LINE_OPT_VECTOR_SIZE_NUM,
+ CMD_LINE_OPT_VECTOR_TMO_NS_NUM
+};
+
+static const struct option lgopts[] = {
+ {CMD_LINE_OPT_CONFIG, 1, 0, CMD_LINE_OPT_CONFIG_NUM},
+ {CMD_LINE_OPT_ETH_DEST, 1, 0, CMD_LINE_OPT_ETH_DEST_NUM},
+ {CMD_LINE_OPT_NO_NUMA, 0, 0, CMD_LINE_OPT_NO_NUMA_NUM},
+ {CMD_LINE_OPT_IPV6, 0, 0, CMD_LINE_OPT_IPV6_NUM},
+ {CMD_LINE_OPT_MAX_PKT_LEN, 1, 0, CMD_LINE_OPT_MAX_PKT_LEN_NUM},
+ {CMD_LINE_OPT_HASH_ENTRY_NUM, 1, 0, CMD_LINE_OPT_HASH_ENTRY_NUM_NUM},
+ {CMD_LINE_OPT_PARSE_PTYPE, 0, 0, CMD_LINE_OPT_PARSE_PTYPE_NUM},
+ {CMD_LINE_OPT_PER_PORT_POOL, 0, 0, CMD_LINE_OPT_PARSE_PER_PORT_POOL},
+ {CMD_LINE_OPT_MODE, 1, 0, CMD_LINE_OPT_MODE_NUM},
+ {CMD_LINE_OPT_EVENTQ_SYNC, 1, 0, CMD_LINE_OPT_EVENTQ_SYNC_NUM},
+ {CMD_LINE_OPT_EVENT_ETH_RX_QUEUES, 1, 0,
+ CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM},
+ {CMD_LINE_OPT_LOOKUP, 1, 0, CMD_LINE_OPT_LOOKUP_NUM},
+ {CMD_LINE_OPT_ENABLE_VECTOR, 0, 0, CMD_LINE_OPT_ENABLE_VECTOR_NUM},
+ {CMD_LINE_OPT_VECTOR_SIZE, 1, 0, CMD_LINE_OPT_VECTOR_SIZE_NUM},
+ {CMD_LINE_OPT_VECTOR_TMO_NS, 1, 0, CMD_LINE_OPT_VECTOR_TMO_NS_NUM},
+ {NULL, 0, 0, 0}
+};
+
+/*
+ * This expression is used to calculate the number of mbufs needed
+ * depending on user input, taking into account memory for rx and
+ * tx hardware rings, cache per lcore and mtable per port per lcore.
+ * RTE_MAX is used to ensure that NB_MBUF never goes below a minimum
+ * value of 8192
+ */
+#define NB_MBUF(nports) RTE_MAX( \
+ (nports*nb_rx_queue*nb_rxd + \
+ nports*nb_lcores*MAX_PKT_BURST + \
+ nports*n_tx_queue*nb_txd + \
+ nb_lcores*MEMPOOL_CACHE_SIZE), \
+ (unsigned)8192)
+