X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fip_fragmentation%2Fmain.c;h=654b315cfbf322085f82b1ab36518bcd454628e0;hb=98a7ea332ba3da0f74ec951595d36a616165b255;hp=cf637186320bf61e7fde03f479930d8fc6bdce56;hpb=0a0dfd40ed01e3466102170464804b633a4082de;p=dpdk.git diff --git a/examples/ip_fragmentation/main.c b/examples/ip_fragmentation/main.c index cf63718632..654b315cfb 100644 --- a/examples/ip_fragmentation/main.c +++ b/examples/ip_fragmentation/main.c @@ -64,7 +64,6 @@ #include #include #include -#include #include #include #include @@ -76,8 +75,6 @@ #define RTE_LOGTYPE_IP_FRAG RTE_LOGTYPE_USER1 -#define MBUF_SIZE (2048 + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM) - /* allow max jumbo frame 9.5 KB */ #define JUMBO_FRAME_MAX_SIZE 0x2600 @@ -171,7 +168,7 @@ struct lcore_queue_conf { } __rte_cache_aligned; struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE]; -static const struct rte_eth_conf port_conf = { +static struct rte_eth_conf port_conf = { .rxmode = { .max_rx_pkt_len = JUMBO_FRAME_MAX_SIZE, .split_hdr_size = 0, @@ -179,7 +176,7 @@ static const struct rte_eth_conf port_conf = { .hw_ip_checksum = 1, /**< IP checksum offload enabled */ .hw_vlan_filter = 0, /**< VLAN filtering disabled */ .jumbo_frame = 1, /**< Jumbo Frame Support enabled */ - .hw_strip_crc = 0, /**< CRC stripped by hardware */ + .hw_strip_crc = 1, /**< CRC stripped by hardware */ }, .txmode = { .mq_mode = ETH_MQ_TX_NONE, @@ -268,8 +265,8 @@ l3fwd_simple_forward(struct rte_mbuf *m, struct lcore_queue_conf *qconf, uint8_t queueid, uint8_t port_in) { struct rx_queue *rxq; - uint32_t i, len; - uint8_t next_hop, port_out, ipv6; + uint32_t i, len, next_hop; + uint8_t port_out, ipv6; int32_t len2; ipv6 = 0; @@ -285,7 +282,7 @@ l3fwd_simple_forward(struct rte_mbuf *m, struct lcore_queue_conf *qconf, len = qconf->tx_mbufs[port_out].len; /* if this is an IPv4 packet */ - if (m->ol_flags & PKT_RX_IPV4_HDR) { + if (RTE_ETH_IS_IPV4_HDR(m->packet_type)) { struct ipv4_hdr *ip_hdr; uint32_t ip_dst; /* Read the lookup key (i.e. ip_dst) from the input packet */ @@ -319,9 +316,8 @@ l3fwd_simple_forward(struct rte_mbuf *m, struct lcore_queue_conf *qconf, if (unlikely (len2 < 0)) return; } - } - /* if this is an IPv6 packet */ - else if (m->ol_flags & PKT_RX_IPV6_HDR) { + } else if (RTE_ETH_IS_IPV6_HDR(m->packet_type)) { + /* if this is an IPv6 packet */ struct ipv6_hdr *ip_hdr; ipv6 = 1; @@ -330,7 +326,8 @@ l3fwd_simple_forward(struct rte_mbuf *m, struct lcore_queue_conf *qconf, ip_hdr = rte_pktmbuf_mtod(m, struct ipv6_hdr *); /* Find destination port */ - if (rte_lpm6_lookup(rxq->lpm6, ip_hdr->dst_addr, &next_hop) == 0 && + if (rte_lpm6_lookup(rxq->lpm6, ip_hdr->dst_addr, + &next_hop) == 0 && (enabled_port_mask & 1 << next_hop) != 0) { port_out = next_hop; @@ -590,7 +587,7 @@ parse_args(int argc, char **argv) argv[optind-1] = prgname; ret = optind-1; - optind = 0; /* reset getopt lib */ + optind = 1; /* reset getopt lib */ return ret; } @@ -634,7 +631,7 @@ check_all_ports_link_status(uint8_t port_num, uint32_t port_mask) continue; } /* clear all_ports_up flag if any link down */ - if (link.link_status == 0) { + if (link.link_status == ETH_LINK_DOWN) { all_ports_up = 0; break; } @@ -657,6 +654,74 @@ check_all_ports_link_status(uint8_t port_num, uint32_t port_mask) } } +/* Check L3 packet type detection capablity of the NIC port */ +static int +check_ptype(int portid) +{ + int i, ret; + int ptype_l3_ipv4 = 0, ptype_l3_ipv6 = 0; + uint32_t ptype_mask = RTE_PTYPE_L3_MASK; + + ret = rte_eth_dev_get_supported_ptypes(portid, ptype_mask, NULL, 0); + if (ret <= 0) + return 0; + + uint32_t ptypes[ret]; + + ret = rte_eth_dev_get_supported_ptypes(portid, ptype_mask, ptypes, ret); + for (i = 0; i < ret; ++i) { + if (ptypes[i] & RTE_PTYPE_L3_IPV4) + ptype_l3_ipv4 = 1; + if (ptypes[i] & RTE_PTYPE_L3_IPV6) + ptype_l3_ipv6 = 1; + } + + if (ptype_l3_ipv4 == 0) + printf("port %d cannot parse RTE_PTYPE_L3_IPV4\n", portid); + + if (ptype_l3_ipv6 == 0) + printf("port %d cannot parse RTE_PTYPE_L3_IPV6\n", portid); + + if (ptype_l3_ipv4 && ptype_l3_ipv6) + return 1; + + return 0; + +} + +/* Parse packet type of a packet by SW */ +static inline void +parse_ptype(struct rte_mbuf *m) +{ + struct ether_hdr *eth_hdr; + uint32_t packet_type = RTE_PTYPE_UNKNOWN; + uint16_t ether_type; + + eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *); + ether_type = eth_hdr->ether_type; + if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv4)) + packet_type |= RTE_PTYPE_L3_IPV4_EXT_UNKNOWN; + else if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv6)) + packet_type |= RTE_PTYPE_L3_IPV6_EXT_UNKNOWN; + + m->packet_type = packet_type; +} + +/* callback function to detect packet type for a queue of a port */ +static uint16_t +cb_parse_ptype(uint8_t port __rte_unused, uint16_t queue __rte_unused, + struct rte_mbuf *pkts[], uint16_t nb_pkts, + uint16_t max_pkts __rte_unused, + void *user_param __rte_unused) +{ + uint16_t i; + + for (i = 0; i < nb_pkts; ++i) + parse_ptype(pkts[i]); + + return nb_pkts; +} + static int init_routing_table(void) { @@ -724,6 +789,7 @@ init_mem(void) struct rte_mempool *mp; struct rte_lpm *lpm; struct rte_lpm6 *lpm6; + struct rte_lpm_config lpm_config; int socket; unsigned lcore_id; @@ -744,12 +810,8 @@ init_mem(void) socket); snprintf(buf, sizeof(buf), "pool_direct_%i", socket); - mp = rte_mempool_create(buf, NB_MBUF, - MBUF_SIZE, 32, - sizeof(struct rte_pktmbuf_pool_private), - rte_pktmbuf_pool_init, NULL, - rte_pktmbuf_init, NULL, - socket, 0); + mp = rte_pktmbuf_pool_create(buf, NB_MBUF, 32, + 0, RTE_MBUF_DEFAULT_BUF_SIZE, socket); if (mp == NULL) { RTE_LOG(ERR, IP_FRAG, "Cannot create direct mempool\n"); return -1; @@ -762,12 +824,8 @@ init_mem(void) socket); snprintf(buf, sizeof(buf), "pool_indirect_%i", socket); - mp = rte_mempool_create(buf, NB_MBUF, - sizeof(struct rte_mbuf), 32, - sizeof(struct rte_pktmbuf_pool_private), - rte_pktmbuf_pool_init, NULL, - rte_pktmbuf_init, NULL, - socket, 0); + mp = rte_pktmbuf_pool_create(buf, NB_MBUF, 32, 0, 0, + socket); if (mp == NULL) { RTE_LOG(ERR, IP_FRAG, "Cannot create indirect mempool\n"); return -1; @@ -779,7 +837,11 @@ init_mem(void) RTE_LOG(INFO, IP_FRAG, "Creating LPM table on socket %i\n", socket); snprintf(buf, sizeof(buf), "IP_FRAG_LPM_%i", socket); - lpm = rte_lpm_create(buf, socket, LPM_MAX_RULES, 0); + lpm_config.max_rules = LPM_MAX_RULES; + lpm_config.number_tbl8s = 256; + lpm_config.flags = 0; + + lpm = rte_lpm_create(buf, socket, &lpm_config); if (lpm == NULL) { RTE_LOG(ERR, IP_FRAG, "Cannot create LPM table\n"); return -1; @@ -791,7 +853,7 @@ init_mem(void) RTE_LOG(INFO, IP_FRAG, "Creating LPM6 table on socket %i\n", socket); snprintf(buf, sizeof(buf), "IP_FRAG_LPM_%i", socket); - lpm6 = rte_lpm6_create("IP_FRAG_LPM6", socket, &lpm6_config); + lpm6 = rte_lpm6_create(buf, socket, &lpm6_config); if (lpm6 == NULL) { RTE_LOG(ERR, IP_FRAG, "Cannot create LPM table\n"); return -1; @@ -830,9 +892,7 @@ main(int argc, char **argv) rte_exit(EXIT_FAILURE, "Invalid arguments"); nb_ports = rte_eth_dev_count(); - if (nb_ports > RTE_MAX_ETHPORTS) - nb_ports = RTE_MAX_ETHPORTS; - else if (nb_ports == 0) + if (nb_ports == 0) rte_exit(EXIT_FAILURE, "No ports found!\n"); nb_lcores = rte_lcore_count(); @@ -855,6 +915,11 @@ main(int argc, char **argv) qconf = &lcore_queue_conf[rx_lcore_id]; + /* limit the frame size to the maximum supported by NIC */ + rte_eth_dev_info_get(portid, &dev_info); + port_conf.rxmode.max_rx_pkt_len = RTE_MIN( + dev_info.max_rx_pktlen, port_conf.rxmode.max_rx_pkt_len); + /* get the lcore_id for this port */ while (rte_lcore_is_enabled(rx_lcore_id) == 0 || qconf->n_rx_queue == (unsigned)rx_queue_per_lcore) { @@ -920,7 +985,6 @@ main(int argc, char **argv) printf("txq=%u,%d ", lcore_id, queueid); fflush(stdout); - rte_eth_dev_info_get(portid, &dev_info); txconf = &dev_info.default_txconf; txconf->txq_flags = 0; ret = rte_eth_tx_queue_setup(portid, queueid, nb_txd, @@ -953,6 +1017,12 @@ main(int argc, char **argv) ret, portid); rte_eth_promiscuous_enable(portid); + + if (check_ptype(portid) == 0) { + rte_eth_add_rx_callback(portid, 0, cb_parse_ptype, NULL); + printf("Add Rx callback function to detect L3 packet type by SW :" + " port = %d\n", portid); + } } if (init_routing_table() < 0)