4 * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * * Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * * Neither the name of Intel Corporation nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 #include <sys/types.h>
39 #include <sys/param.h>
41 #include <sys/queue.h>
46 #include <rte_common.h>
47 #include <rte_byteorder.h>
49 #include <rte_memory.h>
50 #include <rte_memcpy.h>
51 #include <rte_memzone.h>
53 #include <rte_per_lcore.h>
54 #include <rte_launch.h>
55 #include <rte_atomic.h>
56 #include <rte_cycles.h>
57 #include <rte_prefetch.h>
58 #include <rte_lcore.h>
59 #include <rte_per_lcore.h>
60 #include <rte_branch_prediction.h>
61 #include <rte_interrupts.h>
63 #include <rte_random.h>
64 #include <rte_debug.h>
65 #include <rte_ether.h>
66 #include <rte_ethdev.h>
67 #include <rte_mempool.h>
72 #include <rte_string_fns.h>
74 #include <rte_ip_frag.h>
76 #define RTE_LOGTYPE_IP_FRAG RTE_LOGTYPE_USER1
78 /* allow max jumbo frame 9.5 KB */
79 #define JUMBO_FRAME_MAX_SIZE 0x2600
81 #define ROUNDUP_DIV(a, b) (((a) + (b) - 1) / (b))
84 * Default byte size for the IPv6 Maximum Transfer Unit (MTU).
85 * This value includes the size of IPv6 header.
87 #define IPV4_MTU_DEFAULT ETHER_MTU
88 #define IPV6_MTU_DEFAULT ETHER_MTU
91 * Default payload in bytes for the IPv6 packet.
93 #define IPV4_DEFAULT_PAYLOAD (IPV4_MTU_DEFAULT - sizeof(struct ipv4_hdr))
94 #define IPV6_DEFAULT_PAYLOAD (IPV6_MTU_DEFAULT - sizeof(struct ipv6_hdr))
97 * Max number of fragments per packet expected - defined by config file.
99 #define MAX_PACKET_FRAG RTE_LIBRTE_IP_FRAG_MAX_FRAG
103 #define MAX_PKT_BURST 32
104 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
106 /* Configure how many packets ahead to prefetch, when reading packets */
107 #define PREFETCH_OFFSET 3
110 * Configurable number of RX/TX ring descriptors
112 #define RTE_TEST_RX_DESC_DEFAULT 128
113 #define RTE_TEST_TX_DESC_DEFAULT 512
114 static uint16_t nb_rxd
= RTE_TEST_RX_DESC_DEFAULT
;
115 static uint16_t nb_txd
= RTE_TEST_TX_DESC_DEFAULT
;
117 /* ethernet addresses of ports */
118 static struct ether_addr ports_eth_addr
[RTE_MAX_ETHPORTS
];
121 #define IPv4_BYTES_FMT "%" PRIu8 ".%" PRIu8 ".%" PRIu8 ".%" PRIu8
122 #define IPv4_BYTES(addr) \
123 (uint8_t) (((addr) >> 24) & 0xFF),\
124 (uint8_t) (((addr) >> 16) & 0xFF),\
125 (uint8_t) (((addr) >> 8) & 0xFF),\
126 (uint8_t) ((addr) & 0xFF)
130 #define IPv6_BYTES_FMT "%02x%02x:%02x%02x:%02x%02x:%02x%02x:"\
131 "%02x%02x:%02x%02x:%02x%02x:%02x%02x"
132 #define IPv6_BYTES(addr) \
133 addr[0], addr[1], addr[2], addr[3], \
134 addr[4], addr[5], addr[6], addr[7], \
135 addr[8], addr[9], addr[10], addr[11],\
136 addr[12], addr[13],addr[14], addr[15]
139 #define IPV6_ADDR_LEN 16
141 /* mask of enabled ports */
142 static int enabled_port_mask
= 0;
144 static int rx_queue_per_lcore
= 1;
146 #define MBUF_TABLE_SIZE (2 * MAX(MAX_PKT_BURST, MAX_PACKET_FRAG))
150 struct rte_mbuf
*m_table
[MBUF_TABLE_SIZE
];
154 struct rte_mempool
*direct_pool
;
155 struct rte_mempool
*indirect_pool
;
157 struct rte_lpm6
*lpm6
;
161 #define MAX_RX_QUEUE_PER_LCORE 16
162 #define MAX_TX_QUEUE_PER_PORT 16
163 struct lcore_queue_conf
{
165 uint16_t tx_queue_id
[RTE_MAX_ETHPORTS
];
166 struct rx_queue rx_queue_list
[MAX_RX_QUEUE_PER_LCORE
];
167 struct mbuf_table tx_mbufs
[RTE_MAX_ETHPORTS
];
168 } __rte_cache_aligned
;
169 struct lcore_queue_conf lcore_queue_conf
[RTE_MAX_LCORE
];
171 static const struct rte_eth_conf port_conf
= {
173 .max_rx_pkt_len
= JUMBO_FRAME_MAX_SIZE
,
175 .header_split
= 0, /**< Header Split disabled */
176 .hw_ip_checksum
= 1, /**< IP checksum offload enabled */
177 .hw_vlan_filter
= 0, /**< VLAN filtering disabled */
178 .jumbo_frame
= 1, /**< Jumbo Frame Support enabled */
179 .hw_strip_crc
= 0, /**< CRC stripped by hardware */
182 .mq_mode
= ETH_MQ_TX_NONE
,
187 * IPv4 forwarding table
189 struct l3fwd_ipv4_route
{
195 struct l3fwd_ipv4_route l3fwd_ipv4_route_array
[] = {
196 {IPv4(100,10,0,0), 16, 0},
197 {IPv4(100,20,0,0), 16, 1},
198 {IPv4(100,30,0,0), 16, 2},
199 {IPv4(100,40,0,0), 16, 3},
200 {IPv4(100,50,0,0), 16, 4},
201 {IPv4(100,60,0,0), 16, 5},
202 {IPv4(100,70,0,0), 16, 6},
203 {IPv4(100,80,0,0), 16, 7},
207 * IPv6 forwarding table
210 struct l3fwd_ipv6_route
{
211 uint8_t ip
[IPV6_ADDR_LEN
];
216 static struct l3fwd_ipv6_route l3fwd_ipv6_route_array
[] = {
217 {{1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 0},
218 {{2,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 1},
219 {{3,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 2},
220 {{4,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 3},
221 {{5,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 4},
222 {{6,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 5},
223 {{7,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 6},
224 {{8,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 7},
227 #define LPM_MAX_RULES 1024
228 #define LPM6_MAX_RULES 1024
229 #define LPM6_NUMBER_TBL8S (1 << 16)
231 struct rte_lpm6_config lpm6_config
= {
232 .max_rules
= LPM6_MAX_RULES
,
233 .number_tbl8s
= LPM6_NUMBER_TBL8S
,
237 static struct rte_mempool
*socket_direct_pool
[RTE_MAX_NUMA_NODES
];
238 static struct rte_mempool
*socket_indirect_pool
[RTE_MAX_NUMA_NODES
];
239 static struct rte_lpm
*socket_lpm
[RTE_MAX_NUMA_NODES
];
240 static struct rte_lpm6
*socket_lpm6
[RTE_MAX_NUMA_NODES
];
242 /* Send burst of packets on an output interface */
244 send_burst(struct lcore_queue_conf
*qconf
, uint16_t n
, uint8_t port
)
246 struct rte_mbuf
**m_table
;
250 queueid
= qconf
->tx_queue_id
[port
];
251 m_table
= (struct rte_mbuf
**)qconf
->tx_mbufs
[port
].m_table
;
253 ret
= rte_eth_tx_burst(port
, queueid
, m_table
, n
);
254 if (unlikely(ret
< n
)) {
256 rte_pktmbuf_free(m_table
[ret
]);
264 l3fwd_simple_forward(struct rte_mbuf
*m
, struct lcore_queue_conf
*qconf
,
265 uint8_t queueid
, uint8_t port_in
)
267 struct rx_queue
*rxq
;
268 uint32_t i
, len
, next_hop_ipv4
;
269 uint8_t next_hop_ipv6
, port_out
, ipv6
;
273 rxq
= &qconf
->rx_queue_list
[queueid
];
275 /* by default, send everything back to the source port */
278 /* Remove the Ethernet header and trailer from the input packet */
279 rte_pktmbuf_adj(m
, (uint16_t)sizeof(struct ether_hdr
));
281 /* Build transmission burst */
282 len
= qconf
->tx_mbufs
[port_out
].len
;
284 /* if this is an IPv4 packet */
285 if (RTE_ETH_IS_IPV4_HDR(m
->packet_type
)) {
286 struct ipv4_hdr
*ip_hdr
;
288 /* Read the lookup key (i.e. ip_dst) from the input packet */
289 ip_hdr
= rte_pktmbuf_mtod(m
, struct ipv4_hdr
*);
290 ip_dst
= rte_be_to_cpu_32(ip_hdr
->dst_addr
);
292 /* Find destination port */
293 if (rte_lpm_lookup(rxq
->lpm
, ip_dst
, &next_hop_ipv4
) == 0 &&
294 (enabled_port_mask
& 1 << next_hop_ipv4
) != 0) {
295 port_out
= next_hop_ipv4
;
297 /* Build transmission burst for new port */
298 len
= qconf
->tx_mbufs
[port_out
].len
;
301 /* if we don't need to do any fragmentation */
302 if (likely (IPV4_MTU_DEFAULT
>= m
->pkt_len
)) {
303 qconf
->tx_mbufs
[port_out
].m_table
[len
] = m
;
306 len2
= rte_ipv4_fragment_packet(m
,
307 &qconf
->tx_mbufs
[port_out
].m_table
[len
],
308 (uint16_t)(MBUF_TABLE_SIZE
- len
),
310 rxq
->direct_pool
, rxq
->indirect_pool
);
312 /* Free input packet */
315 /* If we fail to fragment the packet */
316 if (unlikely (len2
< 0))
319 } else if (RTE_ETH_IS_IPV6_HDR(m
->packet_type
)) {
320 /* if this is an IPv6 packet */
321 struct ipv6_hdr
*ip_hdr
;
325 /* Read the lookup key (i.e. ip_dst) from the input packet */
326 ip_hdr
= rte_pktmbuf_mtod(m
, struct ipv6_hdr
*);
328 /* Find destination port */
329 if (rte_lpm6_lookup(rxq
->lpm6
, ip_hdr
->dst_addr
, &next_hop_ipv6
) == 0 &&
330 (enabled_port_mask
& 1 << next_hop_ipv6
) != 0) {
331 port_out
= next_hop_ipv6
;
333 /* Build transmission burst for new port */
334 len
= qconf
->tx_mbufs
[port_out
].len
;
337 /* if we don't need to do any fragmentation */
338 if (likely (IPV6_MTU_DEFAULT
>= m
->pkt_len
)) {
339 qconf
->tx_mbufs
[port_out
].m_table
[len
] = m
;
342 len2
= rte_ipv6_fragment_packet(m
,
343 &qconf
->tx_mbufs
[port_out
].m_table
[len
],
344 (uint16_t)(MBUF_TABLE_SIZE
- len
),
346 rxq
->direct_pool
, rxq
->indirect_pool
);
348 /* Free input packet */
351 /* If we fail to fragment the packet */
352 if (unlikely (len2
< 0))
356 /* else, just forward the packet */
358 qconf
->tx_mbufs
[port_out
].m_table
[len
] = m
;
362 for (i
= len
; i
< len
+ len2
; i
++) {
365 m
= qconf
->tx_mbufs
[port_out
].m_table
[i
];
366 struct ether_hdr
*eth_hdr
= (struct ether_hdr
*)
367 rte_pktmbuf_prepend(m
, (uint16_t)sizeof(struct ether_hdr
));
368 if (eth_hdr
== NULL
) {
369 rte_panic("No headroom in mbuf.\n");
372 m
->l2_len
= sizeof(struct ether_hdr
);
374 /* 02:00:00:00:00:xx */
375 d_addr_bytes
= ð_hdr
->d_addr
.addr_bytes
[0];
376 *((uint64_t *)d_addr_bytes
) = 0x000000000002 + ((uint64_t)port_out
<< 40);
379 ether_addr_copy(&ports_eth_addr
[port_out
], ð_hdr
->s_addr
);
381 eth_hdr
->ether_type
= rte_be_to_cpu_16(ETHER_TYPE_IPv6
);
383 eth_hdr
->ether_type
= rte_be_to_cpu_16(ETHER_TYPE_IPv4
);
388 if (likely(len
< MAX_PKT_BURST
)) {
389 qconf
->tx_mbufs
[port_out
].len
= (uint16_t)len
;
393 /* Transmit packets */
394 send_burst(qconf
, (uint16_t)len
, port_out
);
395 qconf
->tx_mbufs
[port_out
].len
= 0;
398 /* main processing loop */
400 main_loop(__attribute__((unused
)) void *dummy
)
402 struct rte_mbuf
*pkts_burst
[MAX_PKT_BURST
];
404 uint64_t prev_tsc
, diff_tsc
, cur_tsc
;
407 struct lcore_queue_conf
*qconf
;
408 const uint64_t drain_tsc
= (rte_get_tsc_hz() + US_PER_S
- 1) / US_PER_S
* BURST_TX_DRAIN_US
;
412 lcore_id
= rte_lcore_id();
413 qconf
= &lcore_queue_conf
[lcore_id
];
415 if (qconf
->n_rx_queue
== 0) {
416 RTE_LOG(INFO
, IP_FRAG
, "lcore %u has nothing to do\n", lcore_id
);
420 RTE_LOG(INFO
, IP_FRAG
, "entering main loop on lcore %u\n", lcore_id
);
422 for (i
= 0; i
< qconf
->n_rx_queue
; i
++) {
424 portid
= qconf
->rx_queue_list
[i
].portid
;
425 RTE_LOG(INFO
, IP_FRAG
, " -- lcoreid=%u portid=%d\n", lcore_id
,
431 cur_tsc
= rte_rdtsc();
434 * TX burst queue drain
436 diff_tsc
= cur_tsc
- prev_tsc
;
437 if (unlikely(diff_tsc
> drain_tsc
)) {
440 * This could be optimized (use queueid instead of
441 * portid), but it is not called so often
443 for (portid
= 0; portid
< RTE_MAX_ETHPORTS
; portid
++) {
444 if (qconf
->tx_mbufs
[portid
].len
== 0)
446 send_burst(&lcore_queue_conf
[lcore_id
],
447 qconf
->tx_mbufs
[portid
].len
,
449 qconf
->tx_mbufs
[portid
].len
= 0;
456 * Read packet from RX queues
458 for (i
= 0; i
< qconf
->n_rx_queue
; i
++) {
460 portid
= qconf
->rx_queue_list
[i
].portid
;
461 nb_rx
= rte_eth_rx_burst(portid
, 0, pkts_burst
,
464 /* Prefetch first packets */
465 for (j
= 0; j
< PREFETCH_OFFSET
&& j
< nb_rx
; j
++) {
466 rte_prefetch0(rte_pktmbuf_mtod(
467 pkts_burst
[j
], void *));
470 /* Prefetch and forward already prefetched packets */
471 for (j
= 0; j
< (nb_rx
- PREFETCH_OFFSET
); j
++) {
472 rte_prefetch0(rte_pktmbuf_mtod(pkts_burst
[
473 j
+ PREFETCH_OFFSET
], void *));
474 l3fwd_simple_forward(pkts_burst
[j
], qconf
, i
, portid
);
477 /* Forward remaining prefetched packets */
478 for (; j
< nb_rx
; j
++) {
479 l3fwd_simple_forward(pkts_burst
[j
], qconf
, i
, portid
);
487 print_usage(const char *prgname
)
489 printf("%s [EAL options] -- -p PORTMASK [-q NQ]\n"
490 " -p PORTMASK: hexadecimal bitmask of ports to configure\n"
491 " -q NQ: number of queue (=ports) per lcore (default is 1)\n",
496 parse_portmask(const char *portmask
)
501 /* parse hexadecimal string */
502 pm
= strtoul(portmask
, &end
, 16);
503 if ((portmask
[0] == '\0') || (end
== NULL
) || (*end
!= '\0'))
513 parse_nqueue(const char *q_arg
)
518 /* parse hexadecimal string */
519 n
= strtoul(q_arg
, &end
, 10);
520 if ((q_arg
[0] == '\0') || (end
== NULL
) || (*end
!= '\0'))
524 if (n
>= MAX_RX_QUEUE_PER_LCORE
)
530 /* Parse the argument given in the command line of the application */
532 parse_args(int argc
, char **argv
)
537 char *prgname
= argv
[0];
538 static struct option lgopts
[] = {
544 while ((opt
= getopt_long(argc
, argvopt
, "p:q:",
545 lgopts
, &option_index
)) != EOF
) {
550 enabled_port_mask
= parse_portmask(optarg
);
551 if (enabled_port_mask
< 0) {
552 printf("invalid portmask\n");
553 print_usage(prgname
);
560 rx_queue_per_lcore
= parse_nqueue(optarg
);
561 if (rx_queue_per_lcore
< 0) {
562 printf("invalid queue number\n");
563 print_usage(prgname
);
570 print_usage(prgname
);
574 print_usage(prgname
);
579 if (enabled_port_mask
== 0) {
580 printf("portmask not specified\n");
581 print_usage(prgname
);
586 argv
[optind
-1] = prgname
;
589 optind
= 0; /* reset getopt lib */
594 print_ethaddr(const char *name
, struct ether_addr
*eth_addr
)
596 char buf
[ETHER_ADDR_FMT_SIZE
];
597 ether_format_addr(buf
, ETHER_ADDR_FMT_SIZE
, eth_addr
);
598 printf("%s%s", name
, buf
);
601 /* Check the link status of all ports in up to 9s, and print them finally */
603 check_all_ports_link_status(uint8_t port_num
, uint32_t port_mask
)
605 #define CHECK_INTERVAL 100 /* 100ms */
606 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
607 uint8_t portid
, count
, all_ports_up
, print_flag
= 0;
608 struct rte_eth_link link
;
610 printf("\nChecking link status");
612 for (count
= 0; count
<= MAX_CHECK_TIME
; count
++) {
614 for (portid
= 0; portid
< port_num
; portid
++) {
615 if ((port_mask
& (1 << portid
)) == 0)
617 memset(&link
, 0, sizeof(link
));
618 rte_eth_link_get_nowait(portid
, &link
);
619 /* print link status if flag set */
620 if (print_flag
== 1) {
621 if (link
.link_status
)
622 printf("Port %d Link Up - speed %u "
623 "Mbps - %s\n", (uint8_t)portid
,
624 (unsigned)link
.link_speed
,
625 (link
.link_duplex
== ETH_LINK_FULL_DUPLEX
) ?
626 ("full-duplex") : ("half-duplex\n"));
628 printf("Port %d Link Down\n",
632 /* clear all_ports_up flag if any link down */
633 if (link
.link_status
== ETH_LINK_DOWN
) {
638 /* after finally printing all link status, get out */
642 if (all_ports_up
== 0) {
645 rte_delay_ms(CHECK_INTERVAL
);
648 /* set the print_flag if all ports up or timeout */
649 if (all_ports_up
== 1 || count
== (MAX_CHECK_TIME
- 1)) {
657 init_routing_table(void)
660 struct rte_lpm6
*lpm6
;
664 for (socket
= 0; socket
< RTE_MAX_NUMA_NODES
; socket
++) {
665 if (socket_lpm
[socket
]) {
666 lpm
= socket_lpm
[socket
];
667 /* populate the LPM table */
668 for (i
= 0; i
< RTE_DIM(l3fwd_ipv4_route_array
); i
++) {
669 ret
= rte_lpm_add(lpm
,
670 l3fwd_ipv4_route_array
[i
].ip
,
671 l3fwd_ipv4_route_array
[i
].depth
,
672 l3fwd_ipv4_route_array
[i
].if_out
);
675 RTE_LOG(ERR
, IP_FRAG
, "Unable to add entry %i to the l3fwd "
680 RTE_LOG(INFO
, IP_FRAG
, "Socket %i: adding route " IPv4_BYTES_FMT
683 IPv4_BYTES(l3fwd_ipv4_route_array
[i
].ip
),
684 l3fwd_ipv4_route_array
[i
].depth
,
685 l3fwd_ipv4_route_array
[i
].if_out
);
689 if (socket_lpm6
[socket
]) {
690 lpm6
= socket_lpm6
[socket
];
691 /* populate the LPM6 table */
692 for (i
= 0; i
< RTE_DIM(l3fwd_ipv6_route_array
); i
++) {
693 ret
= rte_lpm6_add(lpm6
,
694 l3fwd_ipv6_route_array
[i
].ip
,
695 l3fwd_ipv6_route_array
[i
].depth
,
696 l3fwd_ipv6_route_array
[i
].if_out
);
699 RTE_LOG(ERR
, IP_FRAG
, "Unable to add entry %i to the l3fwd "
704 RTE_LOG(INFO
, IP_FRAG
, "Socket %i: adding route " IPv6_BYTES_FMT
707 IPv6_BYTES(l3fwd_ipv6_route_array
[i
].ip
),
708 l3fwd_ipv6_route_array
[i
].depth
,
709 l3fwd_ipv6_route_array
[i
].if_out
);
720 struct rte_mempool
*mp
;
722 struct rte_lpm6
*lpm6
;
723 struct rte_lpm_config lpm_config
;
727 /* traverse through lcores and initialize structures on each socket */
729 for (lcore_id
= 0; lcore_id
< RTE_MAX_LCORE
; lcore_id
++) {
731 if (rte_lcore_is_enabled(lcore_id
) == 0)
734 socket
= rte_lcore_to_socket_id(lcore_id
);
736 if (socket
== SOCKET_ID_ANY
)
739 if (socket_direct_pool
[socket
] == NULL
) {
740 RTE_LOG(INFO
, IP_FRAG
, "Creating direct mempool on socket %i\n",
742 snprintf(buf
, sizeof(buf
), "pool_direct_%i", socket
);
744 mp
= rte_pktmbuf_pool_create(buf
, NB_MBUF
, 32,
745 0, RTE_MBUF_DEFAULT_BUF_SIZE
, socket
);
747 RTE_LOG(ERR
, IP_FRAG
, "Cannot create direct mempool\n");
750 socket_direct_pool
[socket
] = mp
;
753 if (socket_indirect_pool
[socket
] == NULL
) {
754 RTE_LOG(INFO
, IP_FRAG
, "Creating indirect mempool on socket %i\n",
756 snprintf(buf
, sizeof(buf
), "pool_indirect_%i", socket
);
758 mp
= rte_pktmbuf_pool_create(buf
, NB_MBUF
, 32, 0, 0,
761 RTE_LOG(ERR
, IP_FRAG
, "Cannot create indirect mempool\n");
764 socket_indirect_pool
[socket
] = mp
;
767 if (socket_lpm
[socket
] == NULL
) {
768 RTE_LOG(INFO
, IP_FRAG
, "Creating LPM table on socket %i\n", socket
);
769 snprintf(buf
, sizeof(buf
), "IP_FRAG_LPM_%i", socket
);
771 lpm_config
.max_rules
= LPM_MAX_RULES
;
772 lpm_config
.number_tbl8s
= 256;
773 lpm_config
.flags
= 0;
775 lpm
= rte_lpm_create(buf
, socket
, &lpm_config
);
777 RTE_LOG(ERR
, IP_FRAG
, "Cannot create LPM table\n");
780 socket_lpm
[socket
] = lpm
;
783 if (socket_lpm6
[socket
] == NULL
) {
784 RTE_LOG(INFO
, IP_FRAG
, "Creating LPM6 table on socket %i\n", socket
);
785 snprintf(buf
, sizeof(buf
), "IP_FRAG_LPM_%i", socket
);
787 lpm6
= rte_lpm6_create(buf
, socket
, &lpm6_config
);
789 RTE_LOG(ERR
, IP_FRAG
, "Cannot create LPM table\n");
792 socket_lpm6
[socket
] = lpm6
;
800 main(int argc
, char **argv
)
802 struct lcore_queue_conf
*qconf
;
803 struct rte_eth_dev_info dev_info
;
804 struct rte_eth_txconf
*txconf
;
805 struct rx_queue
*rxq
;
808 uint16_t queueid
= 0;
809 unsigned lcore_id
= 0, rx_lcore_id
= 0;
810 uint32_t n_tx_queue
, nb_lcores
;
814 ret
= rte_eal_init(argc
, argv
);
816 rte_exit(EXIT_FAILURE
, "rte_eal_init failed");
820 /* parse application arguments (after the EAL ones) */
821 ret
= parse_args(argc
, argv
);
823 rte_exit(EXIT_FAILURE
, "Invalid arguments");
825 nb_ports
= rte_eth_dev_count();
827 rte_exit(EXIT_FAILURE
, "No ports found!\n");
829 nb_lcores
= rte_lcore_count();
831 /* initialize structures (mempools, lpm etc.) */
833 rte_panic("Cannot initialize memory structures!\n");
835 /* check if portmask has non-existent ports */
836 if (enabled_port_mask
& ~(RTE_LEN2MASK(nb_ports
, unsigned)))
837 rte_exit(EXIT_FAILURE
, "Non-existent ports in portmask!\n");
839 /* initialize all ports */
840 for (portid
= 0; portid
< nb_ports
; portid
++) {
841 /* skip ports that are not enabled */
842 if ((enabled_port_mask
& (1 << portid
)) == 0) {
843 printf("Skipping disabled port %d\n", portid
);
847 qconf
= &lcore_queue_conf
[rx_lcore_id
];
849 /* get the lcore_id for this port */
850 while (rte_lcore_is_enabled(rx_lcore_id
) == 0 ||
851 qconf
->n_rx_queue
== (unsigned)rx_queue_per_lcore
) {
854 if (rx_lcore_id
>= RTE_MAX_LCORE
)
855 rte_exit(EXIT_FAILURE
, "Not enough cores\n");
857 qconf
= &lcore_queue_conf
[rx_lcore_id
];
860 socket
= (int) rte_lcore_to_socket_id(rx_lcore_id
);
861 if (socket
== SOCKET_ID_ANY
)
864 rxq
= &qconf
->rx_queue_list
[qconf
->n_rx_queue
];
865 rxq
->portid
= portid
;
866 rxq
->direct_pool
= socket_direct_pool
[socket
];
867 rxq
->indirect_pool
= socket_indirect_pool
[socket
];
868 rxq
->lpm
= socket_lpm
[socket
];
869 rxq
->lpm6
= socket_lpm6
[socket
];
873 printf("Initializing port %d on lcore %u...", portid
,
877 n_tx_queue
= nb_lcores
;
878 if (n_tx_queue
> MAX_TX_QUEUE_PER_PORT
)
879 n_tx_queue
= MAX_TX_QUEUE_PER_PORT
;
880 ret
= rte_eth_dev_configure(portid
, 1, (uint16_t)n_tx_queue
,
884 rte_exit(EXIT_FAILURE
, "Cannot configure device: "
889 /* init one RX queue */
890 ret
= rte_eth_rx_queue_setup(portid
, 0, nb_rxd
,
892 socket_direct_pool
[socket
]);
895 rte_exit(EXIT_FAILURE
, "rte_eth_rx_queue_setup: "
900 rte_eth_macaddr_get(portid
, &ports_eth_addr
[portid
]);
901 print_ethaddr(" Address:", &ports_eth_addr
[portid
]);
904 /* init one TX queue per couple (lcore,port) */
906 for (lcore_id
= 0; lcore_id
< RTE_MAX_LCORE
; lcore_id
++) {
907 if (rte_lcore_is_enabled(lcore_id
) == 0)
910 socket
= (int) rte_lcore_to_socket_id(lcore_id
);
911 printf("txq=%u,%d ", lcore_id
, queueid
);
914 rte_eth_dev_info_get(portid
, &dev_info
);
915 txconf
= &dev_info
.default_txconf
;
916 txconf
->txq_flags
= 0;
917 ret
= rte_eth_tx_queue_setup(portid
, queueid
, nb_txd
,
921 rte_exit(EXIT_FAILURE
, "rte_eth_tx_queue_setup: "
922 "err=%d, port=%d\n", ret
, portid
);
925 qconf
= &lcore_queue_conf
[lcore_id
];
926 qconf
->tx_queue_id
[portid
] = queueid
;
936 for (portid
= 0; portid
< nb_ports
; portid
++) {
937 if ((enabled_port_mask
& (1 << portid
)) == 0) {
941 ret
= rte_eth_dev_start(portid
);
943 rte_exit(EXIT_FAILURE
, "rte_eth_dev_start: err=%d, port=%d\n",
946 rte_eth_promiscuous_enable(portid
);
949 if (init_routing_table() < 0)
950 rte_exit(EXIT_FAILURE
, "Cannot init routing table\n");
952 check_all_ports_link_status((uint8_t)nb_ports
, enabled_port_mask
);
954 /* launch per-lcore init on every lcore */
955 rte_eal_mp_remote_launch(main_loop
, NULL
, CALL_MASTER
);
956 RTE_LCORE_FOREACH_SLAVE(lcore_id
) {
957 if (rte_eal_wait_lcore(lcore_id
) < 0)