/*-
* BSD LICENSE
*
- * Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
+ * Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#define APP_LOOKUP_METHOD APP_LOOKUP_LPM
#endif
+static int
+check_ptype(int portid)
+{
+ int i, ret;
+ int ipv4 = 0, ipv6 = 0;
+
+ ret = rte_eth_dev_get_supported_ptypes(portid, RTE_PTYPE_L3_MASK, NULL,
+ 0);
+ if (ret <= 0)
+ return 0;
+
+ uint32_t ptypes[ret];
+
+ ret = rte_eth_dev_get_supported_ptypes(portid, RTE_PTYPE_L3_MASK,
+ ptypes, ret);
+ for (i = 0; i < ret; ++i) {
+ if (ptypes[i] & RTE_PTYPE_L3_IPV4)
+ ipv4 = 1;
+ if (ptypes[i] & RTE_PTYPE_L3_IPV6)
+ ipv6 = 1;
+ }
+
+ if (ipv4 && ipv6)
+ return 1;
+
+ return 0;
+}
+
+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;
+}
+
+static uint16_t
+cb_parse_ptype(__rte_unused uint8_t port, __rte_unused uint16_t queue,
+ struct rte_mbuf *pkts[], uint16_t nb_pkts,
+ __rte_unused uint16_t max_pkts, __rte_unused void *user_param)
+{
+ unsigned int i;
+
+ for (i = 0; i < nb_pkts; i++)
+ parse_ptype(pkts[i]);
+
+ return nb_pkts;
+}
+
/*
* When set to zero, simple forwaring path is eanbled.
* When set to one, optimized forwarding path is enabled.
/* mask of enabled ports */
static uint32_t enabled_port_mask;
-static int promiscuous_on; /**< $et in promiscuous mode off by default. */
+static int promiscuous_on; /**< Set in promiscuous mode off by default. */
static int numa_on = 1; /**< NUMA is enabled by default. */
+static int parse_ptype_on;
#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
static int ipv6; /**< ipv6 is false by default. */
return 0;
}
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_LPM)
+#if ((APP_LOOKUP_METHOD == APP_LOOKUP_LPM) && \
+ (ENABLE_MULTI_BUFFER_OPTIMIZE == 1))
static inline __attribute__((always_inline)) void
send_packetsx4(uint8_t port,
struct rte_mbuf *m[], uint32_t num)
get_ipv6_dst_port(void *ipv6_hdr, uint8_t portid,
lookup6_struct_t *ipv6_l3fwd_lookup_struct)
{
- uint8_t next_hop;
+ uint32_t next_hop;
return (uint8_t) ((rte_lpm6_lookup(ipv6_l3fwd_lookup_struct,
((struct ipv6_hdr *)ipv6_hdr)->dst_addr, &next_hop) == 0) ?
const void *key_array[8] = {&key[0], &key[1], &key[2], &key[3],
&key[4], &key[5], &key[6], &key[7]};
- rte_hash_lookup_multi(RTE_PER_LCORE(lcore_conf)->ipv4_lookup_struct,
+ rte_hash_lookup_bulk(RTE_PER_LCORE(lcore_conf)->ipv4_lookup_struct,
&key_array[0], 8, ret);
dst_port[0] = (uint8_t) ((ret[0] < 0) ? portid : ipv4_l3fwd_out_if[ret[0]]);
dst_port[1] = (uint8_t) ((ret[1] < 0) ? portid : ipv4_l3fwd_out_if[ret[1]]);
const void *key_array[8] = {&key[0], &key[1], &key[2], &key[3],
&key[4], &key[5], &key[6], &key[7]};
- rte_hash_lookup_multi(RTE_PER_LCORE(lcore_conf)->ipv6_lookup_struct,
+ rte_hash_lookup_bulk(RTE_PER_LCORE(lcore_conf)->ipv6_lookup_struct,
&key_array[0], 4, ret);
dst_port[0] = (uint8_t) ((ret[0] < 0) ? portid : ipv6_l3fwd_out_if[ret[0]]);
dst_port[1] = (uint8_t) ((ret[1] < 0) ? portid : ipv6_l3fwd_out_if[ret[1]]);
* to BAD_PORT value.
*/
static inline __attribute__((always_inline)) void
-rfc1812_process(struct ipv4_hdr *ipv4_hdr, uint32_t *dp, uint32_t ptype)
+rfc1812_process(struct ipv4_hdr *ipv4_hdr, uint16_t *dp, uint32_t ptype)
{
uint8_t ihl;
}
#else
-#define rfc1812_process(mb, dp) do { } while (0)
+#define rfc1812_process(mb, dp, ptype) do { } while (0)
#endif /* DO_RFC_1812_CHECKS */
#endif /* APP_LOOKUP_LPM && ENABLE_MULTI_BUFFER_OPTIMIZE */
static inline __attribute__((always_inline)) uint16_t
get_dst_port(struct rte_mbuf *pkt, uint32_t dst_ipv4, uint8_t portid)
{
- uint32_t next_hop_ipv4;
- uint8_t next_hop_ipv6;
+ uint32_t next_hop;
struct ipv6_hdr *ipv6_hdr;
struct ether_hdr *eth_hdr;
if (RTE_ETH_IS_IPV4_HDR(pkt->packet_type)) {
- if (rte_lpm_lookup(RTE_PER_LCORE(lcore_conf)->ipv4_lookup_struct,
- dst_ipv4, &next_hop_ipv4) != 0) {
- next_hop_ipv4 = portid;
- return next_hop_ipv4;
- }
+ return (uint16_t) ((rte_lpm_lookup(
+ RTE_PER_LCORE(lcore_conf)->ipv4_lookup_struct, dst_ipv4,
+ &next_hop) == 0) ? next_hop : portid);
+
} else if (RTE_ETH_IS_IPV6_HDR(pkt->packet_type)) {
+
eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
ipv6_hdr = (struct ipv6_hdr *)(eth_hdr + 1);
- if (rte_lpm6_lookup(RTE_PER_LCORE(lcore_conf)->ipv6_lookup_struct,
- ipv6_hdr->dst_addr, &next_hop_ipv6) != 0) {
- next_hop_ipv6 = portid;
- return next_hop_ipv6;
- }
- } else {
- next_hop_ipv4 = portid;
- return next_hop_ipv4;
+
+ return (uint16_t) ((rte_lpm6_lookup(
+ RTE_PER_LCORE(lcore_conf)->ipv6_lookup_struct,
+ ipv6_hdr->dst_addr, &next_hop) == 0) ?
+ next_hop : portid);
+
}
+ return portid;
}
static inline void
-process_packet(struct rte_mbuf *pkt, uint32_t *dst_port, uint8_t portid)
+process_packet(struct rte_mbuf *pkt, uint16_t *dst_port, uint8_t portid)
{
struct ether_hdr *eth_hdr;
struct ipv4_hdr *ipv4_hdr;
static inline void
processx4_step2(__m128i dip,
uint32_t ipv4_flag,
- uint32_t portid,
+ uint8_t portid,
struct rte_mbuf *pkt[FWDSTEP],
- uint32_t dprt[FWDSTEP])
+ uint16_t dprt[FWDSTEP])
{
rte_xmm_t dst;
const __m128i bswap_mask = _mm_set_epi8(12, 13, 14, 15, 8, 9, 10, 11,
/* if all 4 packets are IPV4. */
if (likely(ipv4_flag)) {
rte_lpm_lookupx4(RTE_PER_LCORE(lcore_conf)->ipv4_lookup_struct, dip,
- dprt, portid);
+ dst.u32, portid);
+
+ /* get rid of unused upper 16 bit for each dport. */
+ dst.x = _mm_packs_epi32(dst.x, dst.x);
+ *(uint64_t *)dprt = dst.u64[0];
} else {
dst.x = dip;
dprt[0] = get_dst_port(pkt[0], dst.u32[0], portid);
* Perform RFC1812 checks and updates for IPV4 packets.
*/
static inline void
-processx4_step3(struct rte_mbuf *pkt[FWDSTEP], uint32_t dst_port[FWDSTEP])
+processx4_step3(struct rte_mbuf *pkt[FWDSTEP], uint16_t dst_port[FWDSTEP])
{
__m128i te[FWDSTEP];
__m128i ve[FWDSTEP];
/* if dest port value has changed. */
if (v != GRPMSK) {
- lp = pnum->u16 + gptbl[v].idx;
- lp[0] = 1;
pnum->u64 = gptbl[v].pnum;
+ pnum->u16[FWDSTEP] = 1;
+ lp = pnum->u16 + gptbl[v].idx;
}
return lp;
int32_t k;
uint16_t dlp;
uint16_t *lp;
- uint32_t dst_port[MAX_PKT_BURST];
+ uint16_t dst_port[MAX_PKT_BURST];
__m128i dip[MAX_PKT_BURST / FWDSTEP];
uint32_t ipv4_flag[MAX_PKT_BURST / FWDSTEP];
uint16_t pnum[MAX_PKT_BURST + 1];
for (j = 0; j < (nb_rx - PREFETCH_OFFSET); j++) {
rte_prefetch0(rte_pktmbuf_mtod(pkts_burst[
j + PREFETCH_OFFSET], void *));
- l3fwd_simple_forward(pkts_burst[j], portid, qconf);
+ l3fwd_simple_forward(pkts_burst[j], portid);
}
/* Forward remaining prefetched packets */
for (; j < nb_rx; j++)
- l3fwd_simple_forward(pkts_burst[j], portid, qconf);
+ l3fwd_simple_forward(pkts_burst[j], portid);
#endif /* ENABLE_MULTI_BUFFER_OPTIMIZE */
*/
SET_CPU_BUSY(tx_conf, CPU_POLL);
nb_rx = rte_ring_sc_dequeue_burst(ring, (void **)pkts_burst,
- MAX_PKT_BURST);
+ MAX_PKT_BURST, NULL);
SET_CPU_IDLE(tx_conf, CPU_POLL);
if (nb_rx > 0) {
ret = rte_ring_sp_enqueue_burst(
rx_conf->ring[worker_id],
(void **) pkts_burst,
- nb_rx);
+ nb_rx, NULL);
new_len = old_len + ret;
*/
SET_CPU_BUSY(tx_conf, CPU_POLL);
nb_rx = rte_ring_sc_dequeue_burst(tx_conf->ring,
- (void **)pkts_burst, MAX_PKT_BURST);
+ (void **)pkts_burst, MAX_PKT_BURST, NULL);
SET_CPU_IDLE(tx_conf, CPU_POLL);
if (unlikely(nb_rx == 0)) {
SET_CPU_BUSY(rx_conf, CPU_PROCESS);
worker_id = (worker_id + 1) % rx_conf->n_ring;
n = rte_ring_sp_enqueue_burst(rx_conf->ring[worker_id],
- (void **)pkts_burst, nb_rx);
+ (void **)pkts_burst, nb_rx, NULL);
if (unlikely(n != nb_rx)) {
uint32_t k;
" [--rx (port,queue,lcore,thread)[,(port,queue,lcore,thread]]"
" [--tx (lcore,thread)[,(lcore,thread]]"
" [--enable-jumbo [--max-pkt-len PKTLEN]]\n"
+ " [--parse-ptype]\n\n"
" -p PORTMASK: hexadecimal bitmask of ports to configure\n"
" -P : enable promiscuous mode\n"
" --rx (port,queue,lcore,thread): rx queues configuration\n"
" --enable-jumbo: enable jumbo frame"
" which max packet len is PKTLEN in decimal (64-9600)\n"
" --hash-entry-num: specify the hash entry number in hexadecimal to be setup\n"
- " --no-lthreads: turn off lthread model\n",
+ " --no-lthreads: turn off lthread model\n"
+ " --parse-ptype: set to use software to analyze packet type\n\n",
prgname);
}
#define CMD_LINE_OPT_ENABLE_JUMBO "enable-jumbo"
#define CMD_LINE_OPT_HASH_ENTRY_NUM "hash-entry-num"
#define CMD_LINE_OPT_NO_LTHREADS "no-lthreads"
+#define CMD_LINE_OPT_PARSE_PTYPE "parse-ptype"
/* Parse the argument given in the command line of the application */
static int
{CMD_LINE_OPT_ENABLE_JUMBO, 0, 0, 0},
{CMD_LINE_OPT_HASH_ENTRY_NUM, 1, 0, 0},
{CMD_LINE_OPT_NO_LTHREADS, 0, 0, 0},
+ {CMD_LINE_OPT_PARSE_PTYPE, 0, 0, 0},
{NULL, 0, 0, 0}
};
lthreads_on = 0;
}
+ if (!strncmp(lgopts[option_index].name, CMD_LINE_OPT_PARSE_PTYPE,
+ sizeof(CMD_LINE_OPT_PARSE_PTYPE))) {
+ printf("software packet type parsing enabled\n");
+ parse_ptype_on = 1;
+ }
+
if (!strncmp(lgopts[option_index].name, CMD_LINE_OPT_ENABLE_JUMBO,
sizeof(CMD_LINE_OPT_ENABLE_JUMBO))) {
struct option lenopts = {"max-pkt-len", required_argument, 0,
argv[optind-1] = prgname;
ret = optind-1;
- optind = 0; /* reset getopt lib */
+ optind = 1; /* reset getopt lib */
return ret;
}
setup_lpm(int socketid)
{
struct rte_lpm6_config config;
+ struct rte_lpm_config lpm_ipv4_config;
unsigned i;
int ret;
char s[64];
/* create the LPM table */
snprintf(s, sizeof(s), "IPV4_L3FWD_LPM_%d", socketid);
- ipv4_l3fwd_lookup_struct[socketid] = rte_lpm_create(s, socketid,
- IPV4_L3FWD_LPM_MAX_RULES, 0);
+ lpm_ipv4_config.max_rules = IPV4_L3FWD_LPM_MAX_RULES;
+ lpm_ipv4_config.number_tbl8s = 256;
+ lpm_ipv4_config.flags = 0;
+ ipv4_l3fwd_lookup_struct[socketid] =
+ rte_lpm_create(s, socketid, &lpm_ipv4_config);
if (ipv4_l3fwd_lookup_struct[socketid] == NULL)
rte_exit(EXIT_FAILURE, "Unable to create the l3fwd LPM table"
" on socket %d\n", socketid);
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;
}
rte_exit(EXIT_FAILURE, "init_rx_rings failed\n");
nb_ports = rte_eth_dev_count();
- if (nb_ports > RTE_MAX_ETHPORTS)
- nb_ports = RTE_MAX_ETHPORTS;
if (check_port_config(nb_ports) < 0)
rte_exit(EXIT_FAILURE, "check_port_config failed\n");
rte_eth_promiscuous_enable(portid);
}
+ for (i = 0; i < n_rx_thread; i++) {
+ lcore_id = rx_thread[i].conf.lcore_id;
+ if (rte_lcore_is_enabled(lcore_id) == 0)
+ continue;
+
+ /* check if hw packet type is supported */
+ for (queue = 0; queue < rx_thread[i].n_rx_queue; ++queue) {
+ portid = rx_thread[i].rx_queue_list[queue].port_id;
+ queueid = rx_thread[i].rx_queue_list[queue].queue_id;
+
+ if (parse_ptype_on) {
+ if (!rte_eth_add_rx_callback(portid, queueid,
+ cb_parse_ptype, NULL))
+ rte_exit(EXIT_FAILURE,
+ "Failed to add rx callback: "
+ "port=%d\n", portid);
+ } else if (!check_ptype(portid))
+ rte_exit(EXIT_FAILURE,
+ "Port %d cannot parse packet type.\n\n"
+ "Please add --parse-ptype to use sw "
+ "packet type analyzer.\n\n",
+ portid);
+ }
+ }
+
check_all_ports_link_status((uint8_t)nb_ports, enabled_port_mask);
if (lthreads_on) {