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8 * modification, are permitted provided that the following conditions
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31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 #include <sys/queue.h>
36 #include <sys/socket.h>
50 #include <rte_common.h>
52 #include <rte_memory.h>
53 #include <rte_memcpy.h>
55 #include <rte_launch.h>
56 #include <rte_atomic.h>
57 #include <rte_cycles.h>
58 #include <rte_prefetch.h>
59 #include <rte_lcore.h>
60 #include <rte_per_lcore.h>
61 #include <rte_branch_prediction.h>
62 #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_spinlock.h>
74 #include <cmdline_rdline.h>
75 #include <cmdline_parse.h>
76 #include <cmdline_parse_num.h>
77 #include <cmdline_parse_string.h>
78 #include <cmdline_parse_ipaddr.h>
79 #include <cmdline_parse_etheraddr.h>
80 #include <cmdline_socket.h>
85 #include <rte_devargs.h>
88 #include "rte_byteorder.h"
89 #include "rte_cpuflags.h"
90 #include "rte_eth_bond.h"
92 #define RTE_LOGTYPE_DCB RTE_LOGTYPE_USER1
94 #define NB_MBUF (1024*8)
96 #define MAX_PKT_BURST 32
97 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
98 #define BURST_RX_INTERVAL_NS (10) /* RX poll interval ~100ns */
101 * RX and TX Prefetch, Host, and Write-back threshold values should be
102 * carefully set for optimal performance. Consult the network
103 * controller's datasheet and supporting DPDK documentation for guidance
104 * on how these parameters should be set.
106 #define RX_PTHRESH 8 /**< Default values of RX prefetch threshold reg. */
107 #define RX_HTHRESH 8 /**< Default values of RX host threshold reg. */
108 #define RX_WTHRESH 4 /**< Default values of RX write-back threshold reg. */
109 #define RX_FTHRESH (MAX_PKT_BURST * 2)/**< Default values of RX free threshold reg. */
112 * These default values are optimized for use with the Intel(R) 82599 10 GbE
113 * Controller and the DPDK ixgbe PMD. Consider using other values for other
114 * network controllers and/or network drivers.
116 #define TX_PTHRESH 36 /**< Default values of TX prefetch threshold reg. */
117 #define TX_HTHRESH 0 /**< Default values of TX host threshold reg. */
118 #define TX_WTHRESH 0 /**< Default values of TX write-back threshold reg. */
121 * Configurable number of RX/TX ring descriptors
123 #define RTE_RX_DESC_DEFAULT 128
124 #define RTE_TX_DESC_DEFAULT 512
131 /* not defined under linux */
133 #define NIPQUAD_FMT "%u.%u.%u.%u"
137 #define PRINT_MAC(addr) printf("%02"PRIx8":%02"PRIx8":%02"PRIx8 \
138 ":%02"PRIx8":%02"PRIx8":%02"PRIx8, \
139 addr.addr_bytes[0], addr.addr_bytes[1], addr.addr_bytes[2], \
140 addr.addr_bytes[3], addr.addr_bytes[4], addr.addr_bytes[5])
142 uint16_t slaves[RTE_MAX_ETHPORTS];
143 uint16_t slaves_count;
145 static uint16_t BOND_PORT = 0xffff;
147 static struct rte_mempool *mbuf_pool;
149 static struct rte_eth_conf port_conf = {
151 .mq_mode = ETH_MQ_RX_NONE,
152 .max_rx_pkt_len = ETHER_MAX_LEN,
154 .header_split = 0, /**< Header Split disabled */
155 .hw_ip_checksum = 0, /**< IP checksum offload enabled */
156 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
157 .jumbo_frame = 0, /**< Jumbo Frame Support disabled */
158 .hw_strip_crc = 1, /**< CRC stripped by hardware */
163 .rss_hf = ETH_RSS_IP,
167 .mq_mode = ETH_MQ_TX_NONE,
172 slave_port_init(uint16_t portid, struct rte_mempool *mbuf_pool)
175 uint16_t nb_rxd = RTE_RX_DESC_DEFAULT;
176 uint16_t nb_txd = RTE_TX_DESC_DEFAULT;
178 if (portid >= rte_eth_dev_count())
179 rte_exit(EXIT_FAILURE, "Invalid port\n");
181 retval = rte_eth_dev_configure(portid, 1, 1, &port_conf);
183 rte_exit(EXIT_FAILURE, "port %u: configuration failed (res=%d)\n",
186 retval = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, &nb_txd);
188 rte_exit(EXIT_FAILURE, "port %u: rte_eth_dev_adjust_nb_rx_tx_desc "
189 "failed (res=%d)\n", portid, retval);
192 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
193 rte_eth_dev_socket_id(portid), NULL,
196 rte_exit(retval, " port %u: RX queue 0 setup failed (res=%d)",
200 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
201 rte_eth_dev_socket_id(portid), NULL);
204 rte_exit(retval, "port %u: TX queue 0 setup failed (res=%d)",
207 retval = rte_eth_dev_start(portid);
210 "Start port %d failed (res=%d)",
213 struct ether_addr addr;
215 rte_eth_macaddr_get(portid, &addr);
216 printf("Port %u MAC: ", portid);
222 bond_port_init(struct rte_mempool *mbuf_pool)
226 uint16_t nb_rxd = RTE_RX_DESC_DEFAULT;
227 uint16_t nb_txd = RTE_TX_DESC_DEFAULT;
229 retval = rte_eth_bond_create("bond0", BONDING_MODE_ALB,
230 0 /*SOCKET_ID_ANY*/);
232 rte_exit(EXIT_FAILURE,
233 "Faled to create bond port\n");
237 retval = rte_eth_dev_configure(BOND_PORT, 1, 1, &port_conf);
239 rte_exit(EXIT_FAILURE, "port %u: configuration failed (res=%d)\n",
242 retval = rte_eth_dev_adjust_nb_rx_tx_desc(BOND_PORT, &nb_rxd, &nb_txd);
244 rte_exit(EXIT_FAILURE, "port %u: rte_eth_dev_adjust_nb_rx_tx_desc "
245 "failed (res=%d)\n", BOND_PORT, retval);
248 retval = rte_eth_rx_queue_setup(BOND_PORT, 0, nb_rxd,
249 rte_eth_dev_socket_id(BOND_PORT), NULL,
252 rte_exit(retval, " port %u: RX queue 0 setup failed (res=%d)",
256 retval = rte_eth_tx_queue_setup(BOND_PORT, 0, nb_txd,
257 rte_eth_dev_socket_id(BOND_PORT), NULL);
260 rte_exit(retval, "port %u: TX queue 0 setup failed (res=%d)",
263 for (i = 0; i < slaves_count; i++) {
264 if (rte_eth_bond_slave_add(BOND_PORT, slaves[i]) == -1)
265 rte_exit(-1, "Oooops! adding slave (%u) to bond (%u) failed!\n",
266 slaves[i], BOND_PORT);
270 retval = rte_eth_dev_start(BOND_PORT);
272 rte_exit(retval, "Start port %d failed (res=%d)", BOND_PORT, retval);
274 rte_eth_promiscuous_enable(BOND_PORT);
276 struct ether_addr addr;
278 rte_eth_macaddr_get(BOND_PORT, &addr);
279 printf("Port %u MAC: ", (unsigned)BOND_PORT);
285 get_vlan_offset(struct ether_hdr *eth_hdr, uint16_t *proto)
287 size_t vlan_offset = 0;
289 if (rte_cpu_to_be_16(ETHER_TYPE_VLAN) == *proto) {
290 struct vlan_hdr *vlan_hdr = (struct vlan_hdr *)(eth_hdr + 1);
292 vlan_offset = sizeof(struct vlan_hdr);
293 *proto = vlan_hdr->eth_proto;
295 if (rte_cpu_to_be_16(ETHER_TYPE_VLAN) == *proto) {
296 vlan_hdr = vlan_hdr + 1;
298 *proto = vlan_hdr->eth_proto;
299 vlan_offset += sizeof(struct vlan_hdr);
305 struct global_flag_stru_t {
306 int LcoreMainIsRunning;
308 uint32_t port_packets[4];
311 struct global_flag_stru_t global_flag_stru;
312 struct global_flag_stru_t *global_flag_stru_p = &global_flag_stru;
315 * Main thread that does the work, reading from INPUT_PORT
316 * and writing to OUTPUT_PORT
318 static int lcore_main(__attribute__((unused)) void *arg1)
320 struct rte_mbuf *pkts[MAX_PKT_BURST] __rte_cache_aligned;
321 struct ether_addr d_addr;
323 struct ether_hdr *eth_hdr;
324 struct arp_hdr *arp_hdr;
325 struct ipv4_hdr *ipv4_hdr;
326 uint16_t ether_type, offset;
333 bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) |
334 (BOND_IP_3 << 16) | (BOND_IP_4 << 24);
336 rte_spinlock_trylock(&global_flag_stru_p->lock);
338 while (global_flag_stru_p->LcoreMainIsRunning) {
339 rte_spinlock_unlock(&global_flag_stru_p->lock);
340 rx_cnt = rte_eth_rx_burst(BOND_PORT, 0, pkts, MAX_PKT_BURST);
343 /* If didn't receive any packets, wait and go to next iteration */
349 /* Search incoming data for ARP packets and prepare response */
350 for (i = 0; i < rx_cnt; i++) {
351 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) {
352 global_flag_stru_p->port_packets[0]++;
353 rte_spinlock_unlock(&global_flag_stru_p->lock);
355 eth_hdr = rte_pktmbuf_mtod(pkts[i], struct ether_hdr *);
356 ether_type = eth_hdr->ether_type;
357 if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_VLAN))
358 printf("VLAN taged frame, offset:");
359 offset = get_vlan_offset(eth_hdr, ðer_type);
361 printf("%d\n", offset);
362 if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_ARP)) {
363 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) {
364 global_flag_stru_p->port_packets[1]++;
365 rte_spinlock_unlock(&global_flag_stru_p->lock);
367 arp_hdr = (struct arp_hdr *)((char *)(eth_hdr + 1) + offset);
368 if (arp_hdr->arp_data.arp_tip == bond_ip) {
369 if (arp_hdr->arp_op == rte_cpu_to_be_16(ARP_OP_REQUEST)) {
370 arp_hdr->arp_op = rte_cpu_to_be_16(ARP_OP_REPLY);
371 /* Switch src and dst data and set bonding MAC */
372 ether_addr_copy(ð_hdr->s_addr, ð_hdr->d_addr);
373 rte_eth_macaddr_get(BOND_PORT, ð_hdr->s_addr);
374 ether_addr_copy(&arp_hdr->arp_data.arp_sha, &arp_hdr->arp_data.arp_tha);
375 arp_hdr->arp_data.arp_tip = arp_hdr->arp_data.arp_sip;
376 rte_eth_macaddr_get(BOND_PORT, &d_addr);
377 ether_addr_copy(&d_addr, &arp_hdr->arp_data.arp_sha);
378 arp_hdr->arp_data.arp_sip = bond_ip;
379 rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1);
382 rte_eth_tx_burst(BOND_PORT, 0, NULL, 0);
385 } else if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv4)) {
386 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) {
387 global_flag_stru_p->port_packets[2]++;
388 rte_spinlock_unlock(&global_flag_stru_p->lock);
390 ipv4_hdr = (struct ipv4_hdr *)((char *)(eth_hdr + 1) + offset);
391 if (ipv4_hdr->dst_addr == bond_ip) {
392 ether_addr_copy(ð_hdr->s_addr, ð_hdr->d_addr);
393 rte_eth_macaddr_get(BOND_PORT, ð_hdr->s_addr);
394 ipv4_hdr->dst_addr = ipv4_hdr->src_addr;
395 ipv4_hdr->src_addr = bond_ip;
396 rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1);
401 /* Free processed packets */
403 rte_pktmbuf_free(pkts[i]);
405 rte_spinlock_trylock(&global_flag_stru_p->lock);
407 rte_spinlock_unlock(&global_flag_stru_p->lock);
408 printf("BYE lcore_main\n");
412 struct cmd_obj_send_result {
413 cmdline_fixed_string_t action;
416 static inline void get_string(struct cmd_obj_send_result *res, char *buf, uint8_t size)
418 snprintf(buf, size, NIPQUAD_FMT,
419 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[0]),
420 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[1]),
421 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[2]),
422 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[3])
425 static void cmd_obj_send_parsed(void *parsed_result,
426 __attribute__((unused)) struct cmdline *cl,
427 __attribute__((unused)) void *data)
430 struct cmd_obj_send_result *res = parsed_result;
431 char ip_str[INET6_ADDRSTRLEN];
433 struct rte_mbuf *created_pkt;
434 struct ether_hdr *eth_hdr;
435 struct arp_hdr *arp_hdr;
440 if (res->ip.family == AF_INET)
441 get_string(res, ip_str, INET_ADDRSTRLEN);
443 cmdline_printf(cl, "Wrong IP format. Only IPv4 is supported\n");
445 bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) |
446 (BOND_IP_3 << 16) | (BOND_IP_4 << 24);
448 created_pkt = rte_pktmbuf_alloc(mbuf_pool);
449 pkt_size = sizeof(struct ether_hdr) + sizeof(struct arp_hdr);
450 created_pkt->data_len = pkt_size;
451 created_pkt->pkt_len = pkt_size;
453 eth_hdr = rte_pktmbuf_mtod(created_pkt, struct ether_hdr *);
454 rte_eth_macaddr_get(BOND_PORT, ð_hdr->s_addr);
455 memset(ð_hdr->d_addr, 0xFF, ETHER_ADDR_LEN);
456 eth_hdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_ARP);
458 arp_hdr = (struct arp_hdr *)((char *)eth_hdr + sizeof(struct ether_hdr));
459 arp_hdr->arp_hrd = rte_cpu_to_be_16(ARP_HRD_ETHER);
460 arp_hdr->arp_pro = rte_cpu_to_be_16(ETHER_TYPE_IPv4);
461 arp_hdr->arp_hln = ETHER_ADDR_LEN;
462 arp_hdr->arp_pln = sizeof(uint32_t);
463 arp_hdr->arp_op = rte_cpu_to_be_16(ARP_OP_REQUEST);
465 rte_eth_macaddr_get(BOND_PORT, &arp_hdr->arp_data.arp_sha);
466 arp_hdr->arp_data.arp_sip = bond_ip;
467 memset(&arp_hdr->arp_data.arp_tha, 0, ETHER_ADDR_LEN);
468 arp_hdr->arp_data.arp_tip =
469 ((unsigned char *)&res->ip.addr.ipv4)[0] |
470 (((unsigned char *)&res->ip.addr.ipv4)[1] << 8) |
471 (((unsigned char *)&res->ip.addr.ipv4)[2] << 16) |
472 (((unsigned char *)&res->ip.addr.ipv4)[3] << 24);
473 rte_eth_tx_burst(BOND_PORT, 0, &created_pkt, 1);
476 cmdline_printf(cl, "\n");
479 cmdline_parse_token_string_t cmd_obj_action_send =
480 TOKEN_STRING_INITIALIZER(struct cmd_obj_send_result, action, "send");
481 cmdline_parse_token_ipaddr_t cmd_obj_ip =
482 TOKEN_IPV4_INITIALIZER(struct cmd_obj_send_result, ip);
484 cmdline_parse_inst_t cmd_obj_send = {
485 .f = cmd_obj_send_parsed, /* function to call */
486 .data = NULL, /* 2nd arg of func */
487 .help_str = "send client_ip",
488 .tokens = { /* token list, NULL terminated */
489 (void *)&cmd_obj_action_send,
495 struct cmd_start_result {
496 cmdline_fixed_string_t start;
499 static void cmd_start_parsed(__attribute__((unused)) void *parsed_result,
501 __attribute__((unused)) void *data)
503 int slave_core_id = rte_lcore_id();
505 rte_spinlock_trylock(&global_flag_stru_p->lock);
506 if (global_flag_stru_p->LcoreMainIsRunning == 0) {
507 if (lcore_config[global_flag_stru_p->LcoreMainCore].state != WAIT) {
508 rte_spinlock_unlock(&global_flag_stru_p->lock);
511 rte_spinlock_unlock(&global_flag_stru_p->lock);
513 cmdline_printf(cl, "lcore_main already running on core:%d\n",
514 global_flag_stru_p->LcoreMainCore);
515 rte_spinlock_unlock(&global_flag_stru_p->lock);
519 /* start lcore main on core != master_core - ARP response thread */
520 slave_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0);
521 if ((slave_core_id >= RTE_MAX_LCORE) || (slave_core_id == 0))
524 rte_spinlock_trylock(&global_flag_stru_p->lock);
525 global_flag_stru_p->LcoreMainIsRunning = 1;
526 rte_spinlock_unlock(&global_flag_stru_p->lock);
528 "Starting lcore_main on core %d:%d "
529 "Our IP:%d.%d.%d.%d\n",
531 rte_eal_remote_launch(lcore_main, NULL, slave_core_id),
539 cmdline_parse_token_string_t cmd_start_start =
540 TOKEN_STRING_INITIALIZER(struct cmd_start_result, start, "start");
542 cmdline_parse_inst_t cmd_start = {
543 .f = cmd_start_parsed, /* function to call */
544 .data = NULL, /* 2nd arg of func */
545 .help_str = "starts listening if not started at startup",
546 .tokens = { /* token list, NULL terminated */
547 (void *)&cmd_start_start,
552 struct cmd_help_result {
553 cmdline_fixed_string_t help;
556 static void cmd_help_parsed(__attribute__((unused)) void *parsed_result,
558 __attribute__((unused)) void *data)
561 "ALB - link bonding mode 6 example\n"
562 "send IP - sends one ARPrequest through bonding for IP.\n"
563 "start - starts listening ARPs.\n"
564 "stop - stops lcore_main.\n"
565 "show - shows some bond info: ex. active slaves etc.\n"
566 "help - prints help.\n"
567 "quit - terminate all threads and quit.\n"
571 cmdline_parse_token_string_t cmd_help_help =
572 TOKEN_STRING_INITIALIZER(struct cmd_help_result, help, "help");
574 cmdline_parse_inst_t cmd_help = {
575 .f = cmd_help_parsed, /* function to call */
576 .data = NULL, /* 2nd arg of func */
577 .help_str = "show help",
578 .tokens = { /* token list, NULL terminated */
579 (void *)&cmd_help_help,
584 struct cmd_stop_result {
585 cmdline_fixed_string_t stop;
588 static void cmd_stop_parsed(__attribute__((unused)) void *parsed_result,
590 __attribute__((unused)) void *data)
592 rte_spinlock_trylock(&global_flag_stru_p->lock);
593 if (global_flag_stru_p->LcoreMainIsRunning == 0) {
595 "lcore_main not running on core:%d\n",
596 global_flag_stru_p->LcoreMainCore);
597 rte_spinlock_unlock(&global_flag_stru_p->lock);
600 global_flag_stru_p->LcoreMainIsRunning = 0;
601 if (rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore) < 0)
603 "error: lcore_main can not stop on core:%d\n",
604 global_flag_stru_p->LcoreMainCore);
607 "lcore_main stopped on core:%d\n",
608 global_flag_stru_p->LcoreMainCore);
609 rte_spinlock_unlock(&global_flag_stru_p->lock);
612 cmdline_parse_token_string_t cmd_stop_stop =
613 TOKEN_STRING_INITIALIZER(struct cmd_stop_result, stop, "stop");
615 cmdline_parse_inst_t cmd_stop = {
616 .f = cmd_stop_parsed, /* function to call */
617 .data = NULL, /* 2nd arg of func */
618 .help_str = "this command do not handle any arguments",
619 .tokens = { /* token list, NULL terminated */
620 (void *)&cmd_stop_stop,
625 struct cmd_quit_result {
626 cmdline_fixed_string_t quit;
629 static void cmd_quit_parsed(__attribute__((unused)) void *parsed_result,
631 __attribute__((unused)) void *data)
633 rte_spinlock_trylock(&global_flag_stru_p->lock);
634 if (global_flag_stru_p->LcoreMainIsRunning == 0) {
636 "lcore_main not running on core:%d\n",
637 global_flag_stru_p->LcoreMainCore);
638 rte_spinlock_unlock(&global_flag_stru_p->lock);
642 global_flag_stru_p->LcoreMainIsRunning = 0;
643 if (rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore) < 0)
645 "error: lcore_main can not stop on core:%d\n",
646 global_flag_stru_p->LcoreMainCore);
649 "lcore_main stopped on core:%d\n",
650 global_flag_stru_p->LcoreMainCore);
651 rte_spinlock_unlock(&global_flag_stru_p->lock);
655 cmdline_parse_token_string_t cmd_quit_quit =
656 TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit");
658 cmdline_parse_inst_t cmd_quit = {
659 .f = cmd_quit_parsed, /* function to call */
660 .data = NULL, /* 2nd arg of func */
661 .help_str = "this command do not handle any arguments",
662 .tokens = { /* token list, NULL terminated */
663 (void *)&cmd_quit_quit,
668 struct cmd_show_result {
669 cmdline_fixed_string_t show;
672 static void cmd_show_parsed(__attribute__((unused)) void *parsed_result,
674 __attribute__((unused)) void *data)
676 uint16_t slaves[16] = {0};
678 struct ether_addr addr;
681 while (i < slaves_count) {
682 rte_eth_macaddr_get(i, &addr);
688 rte_spinlock_trylock(&global_flag_stru_p->lock);
691 "packets received:Tot:%d Arp:%d IPv4:%d\n",
692 rte_eth_bond_active_slaves_get(BOND_PORT, slaves, len),
693 global_flag_stru_p->port_packets[0],
694 global_flag_stru_p->port_packets[1],
695 global_flag_stru_p->port_packets[2]);
696 rte_spinlock_unlock(&global_flag_stru_p->lock);
699 cmdline_parse_token_string_t cmd_show_show =
700 TOKEN_STRING_INITIALIZER(struct cmd_show_result, show, "show");
702 cmdline_parse_inst_t cmd_show = {
703 .f = cmd_show_parsed, /* function to call */
704 .data = NULL, /* 2nd arg of func */
705 .help_str = "this command do not handle any arguments",
706 .tokens = { /* token list, NULL terminated */
707 (void *)&cmd_show_show,
712 /****** CONTEXT (list of instruction) */
714 cmdline_parse_ctx_t main_ctx[] = {
715 (cmdline_parse_inst_t *)&cmd_start,
716 (cmdline_parse_inst_t *)&cmd_obj_send,
717 (cmdline_parse_inst_t *)&cmd_stop,
718 (cmdline_parse_inst_t *)&cmd_show,
719 (cmdline_parse_inst_t *)&cmd_quit,
720 (cmdline_parse_inst_t *)&cmd_help,
724 /* prompt function, called from main on MASTER lcore */
725 static void prompt(__attribute__((unused)) void *arg1)
729 cl = cmdline_stdin_new(main_ctx, "bond6>");
731 cmdline_interact(cl);
732 cmdline_stdin_exit(cl);
736 /* Main function, does initialisation and calls the per-lcore functions */
738 main(int argc, char *argv[])
744 ret = rte_eal_init(argc, argv);
745 rte_eal_devargs_dump(stdout);
747 rte_exit(EXIT_FAILURE, "Error with EAL initialization\n");
751 nb_ports = rte_eth_dev_count();
753 rte_exit(EXIT_FAILURE, "Give at least one port\n");
754 else if (nb_ports > MAX_PORTS)
755 rte_exit(EXIT_FAILURE, "You can have max 4 ports\n");
757 mbuf_pool = rte_pktmbuf_pool_create("MBUF_POOL", NB_MBUF, 32,
758 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
759 if (mbuf_pool == NULL)
760 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
762 /* initialize all ports */
763 slaves_count = nb_ports;
764 for (i = 0; i < nb_ports; i++) {
765 slave_port_init(i, mbuf_pool);
769 bond_port_init(mbuf_pool);
771 rte_spinlock_init(&global_flag_stru_p->lock);
772 int slave_core_id = rte_lcore_id();
774 /* check state of lcores */
775 RTE_LCORE_FOREACH_SLAVE(slave_core_id) {
776 if (lcore_config[slave_core_id].state != WAIT)
779 /* start lcore main on core != master_core - ARP response thread */
780 slave_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0);
781 if ((slave_core_id >= RTE_MAX_LCORE) || (slave_core_id == 0))
784 global_flag_stru_p->LcoreMainIsRunning = 1;
785 global_flag_stru_p->LcoreMainCore = slave_core_id;
786 printf("Starting lcore_main on core %d:%d Our IP:%d.%d.%d.%d\n",
788 rte_eal_remote_launch((lcore_function_t *)lcore_main,
797 /* Start prompt for user interact */