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38 #include <sys/types.h>
40 #include <sys/queue.h>
45 #include <rte_common.h>
46 #include <rte_byteorder.h>
48 #include <rte_memory.h>
49 #include <rte_memcpy.h>
51 #include <rte_launch.h>
52 #include <rte_atomic.h>
53 #include <rte_cycles.h>
54 #include <rte_prefetch.h>
55 #include <rte_lcore.h>
56 #include <rte_per_lcore.h>
57 #include <rte_branch_prediction.h>
58 #include <rte_interrupts.h>
59 #include <rte_random.h>
60 #include <rte_debug.h>
61 #include <rte_ether.h>
62 #include <rte_ethdev.h>
64 #include <rte_mempool.h>
66 #include <rte_string_fns.h>
73 static struct rte_eth_conf port_conf = {
75 .mq_mode = ETH_MQ_RX_RSS,
77 .header_split = 0, /**< Header Split disabled */
78 .hw_ip_checksum = 1, /**< IP checksum offload enabled */
79 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
80 .jumbo_frame = 0, /**< Jumbo Frame Support disabled */
81 .hw_strip_crc = 1, /**< CRC stripped by hardware */
90 .mq_mode = ETH_MQ_TX_NONE,
95 app_assign_worker_ids(void)
97 uint32_t lcore, worker_id;
99 /* Assign ID for each worker */
101 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
102 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore].worker;
104 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
108 lp_worker->worker_id = worker_id;
114 app_init_mbuf_pools(void)
116 unsigned socket, lcore;
118 /* Init the buffer pools */
119 for (socket = 0; socket < APP_MAX_SOCKETS; socket ++) {
121 if (app_is_socket_used(socket) == 0) {
125 snprintf(name, sizeof(name), "mbuf_pool_%u", socket);
126 printf("Creating the mbuf pool for socket %u ...\n", socket);
127 app.pools[socket] = rte_pktmbuf_pool_create(
128 name, APP_DEFAULT_MEMPOOL_BUFFERS,
129 APP_DEFAULT_MEMPOOL_CACHE_SIZE,
130 0, APP_DEFAULT_MBUF_DATA_SIZE, socket);
131 if (app.pools[socket] == NULL) {
132 rte_panic("Cannot create mbuf pool on socket %u\n", socket);
136 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
137 if (app.lcore_params[lcore].type == e_APP_LCORE_DISABLED) {
141 socket = rte_lcore_to_socket_id(lcore);
142 app.lcore_params[lcore].pool = app.pools[socket];
147 app_init_lpm_tables(void)
149 unsigned socket, lcore;
151 /* Init the LPM tables */
152 for (socket = 0; socket < APP_MAX_SOCKETS; socket ++) {
156 if (app_is_socket_used(socket) == 0) {
160 struct rte_lpm_config lpm_config;
162 lpm_config.max_rules = APP_MAX_LPM_RULES;
163 lpm_config.number_tbl8s = 256;
164 lpm_config.flags = 0;
165 snprintf(name, sizeof(name), "lpm_table_%u", socket);
166 printf("Creating the LPM table for socket %u ...\n", socket);
167 app.lpm_tables[socket] = rte_lpm_create(
171 if (app.lpm_tables[socket] == NULL) {
172 rte_panic("Unable to create LPM table on socket %u\n", socket);
175 for (rule = 0; rule < app.n_lpm_rules; rule ++) {
178 ret = rte_lpm_add(app.lpm_tables[socket],
179 app.lpm_rules[rule].ip,
180 app.lpm_rules[rule].depth,
181 app.lpm_rules[rule].if_out);
184 rte_panic("Unable to add entry %u (%x/%u => %u) to the LPM table on socket %u (%d)\n",
186 (unsigned) app.lpm_rules[rule].ip,
187 (unsigned) app.lpm_rules[rule].depth,
188 (unsigned) app.lpm_rules[rule].if_out,
196 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
197 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
201 socket = rte_lcore_to_socket_id(lcore);
202 app.lcore_params[lcore].worker.lpm_table = app.lpm_tables[socket];
207 app_init_rings_rx(void)
211 /* Initialize the rings for the RX side */
212 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
213 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
214 unsigned socket_io, lcore_worker;
216 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
217 (lp_io->rx.n_nic_queues == 0)) {
221 socket_io = rte_lcore_to_socket_id(lcore);
223 for (lcore_worker = 0; lcore_worker < APP_MAX_LCORES; lcore_worker ++) {
225 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore_worker].worker;
226 struct rte_ring *ring = NULL;
228 if (app.lcore_params[lcore_worker].type != e_APP_LCORE_WORKER) {
232 printf("Creating ring to connect I/O lcore %u (socket %u) with worker lcore %u ...\n",
236 snprintf(name, sizeof(name), "app_ring_rx_s%u_io%u_w%u",
240 ring = rte_ring_create(
244 RING_F_SP_ENQ | RING_F_SC_DEQ);
246 rte_panic("Cannot create ring to connect I/O core %u with worker core %u\n",
251 lp_io->rx.rings[lp_io->rx.n_rings] = ring;
252 lp_io->rx.n_rings ++;
254 lp_worker->rings_in[lp_worker->n_rings_in] = ring;
255 lp_worker->n_rings_in ++;
259 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
260 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
262 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
263 (lp_io->rx.n_nic_queues == 0)) {
267 if (lp_io->rx.n_rings != app_get_lcores_worker()) {
268 rte_panic("Algorithmic error (I/O RX rings)\n");
272 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
273 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore].worker;
275 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
279 if (lp_worker->n_rings_in != app_get_lcores_io_rx()) {
280 rte_panic("Algorithmic error (worker input rings)\n");
286 app_init_rings_tx(void)
290 /* Initialize the rings for the TX side */
291 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
292 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore].worker;
295 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
299 for (port = 0; port < APP_MAX_NIC_PORTS; port ++) {
301 struct app_lcore_params_io *lp_io = NULL;
302 struct rte_ring *ring;
303 uint32_t socket_io, lcore_io;
305 if (app.nic_tx_port_mask[port] == 0) {
309 if (app_get_lcore_for_nic_tx(port, &lcore_io) < 0) {
310 rte_panic("Algorithmic error (no I/O core to handle TX of port %u)\n",
314 lp_io = &app.lcore_params[lcore_io].io;
315 socket_io = rte_lcore_to_socket_id(lcore_io);
317 printf("Creating ring to connect worker lcore %u with TX port %u (through I/O lcore %u) (socket %u) ...\n",
318 lcore, port, (unsigned)lcore_io, (unsigned)socket_io);
319 snprintf(name, sizeof(name), "app_ring_tx_s%u_w%u_p%u", socket_io, lcore, port);
320 ring = rte_ring_create(
324 RING_F_SP_ENQ | RING_F_SC_DEQ);
326 rte_panic("Cannot create ring to connect worker core %u with TX port %u\n",
331 lp_worker->rings_out[port] = ring;
332 lp_io->tx.rings[port][lp_worker->worker_id] = ring;
336 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
337 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
340 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
341 (lp_io->tx.n_nic_ports == 0)) {
345 for (i = 0; i < lp_io->tx.n_nic_ports; i ++){
348 port = lp_io->tx.nic_ports[i];
349 for (j = 0; j < app_get_lcores_worker(); j ++) {
350 if (lp_io->tx.rings[port][j] == NULL) {
351 rte_panic("Algorithmic error (I/O TX rings)\n");
358 /* Check the link status of all ports in up to 9s, and print them finally */
360 check_all_ports_link_status(uint16_t port_num, uint32_t port_mask)
362 #define CHECK_INTERVAL 100 /* 100ms */
363 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
365 uint8_t count, all_ports_up, print_flag = 0;
366 struct rte_eth_link link;
367 uint32_t n_rx_queues, n_tx_queues;
369 printf("\nChecking link status");
371 for (count = 0; count <= MAX_CHECK_TIME; count++) {
373 for (portid = 0; portid < port_num; portid++) {
374 if ((port_mask & (1 << portid)) == 0)
376 n_rx_queues = app_get_nic_rx_queues_per_port(portid);
377 n_tx_queues = app.nic_tx_port_mask[portid];
378 if ((n_rx_queues == 0) && (n_tx_queues == 0))
380 memset(&link, 0, sizeof(link));
381 rte_eth_link_get_nowait(portid, &link);
382 /* print link status if flag set */
383 if (print_flag == 1) {
384 if (link.link_status)
386 "Port%d Link Up - speed %uMbps - %s\n",
387 portid, link.link_speed,
388 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
389 ("full-duplex") : ("half-duplex\n"));
391 printf("Port %d Link Down\n", portid);
394 /* clear all_ports_up flag if any link down */
395 if (link.link_status == ETH_LINK_DOWN) {
400 /* after finally printing all link status, get out */
404 if (all_ports_up == 0) {
407 rte_delay_ms(CHECK_INTERVAL);
410 /* set the print_flag if all ports up or timeout */
411 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
426 uint32_t n_rx_queues, n_tx_queues;
428 /* Init NIC ports and queues, then start the ports */
429 for (port = 0; port < APP_MAX_NIC_PORTS; port ++) {
430 struct rte_mempool *pool;
431 uint16_t nic_rx_ring_size;
432 uint16_t nic_tx_ring_size;
434 n_rx_queues = app_get_nic_rx_queues_per_port(port);
435 n_tx_queues = app.nic_tx_port_mask[port];
437 if ((n_rx_queues == 0) && (n_tx_queues == 0)) {
442 printf("Initializing NIC port %u ...\n", port);
443 ret = rte_eth_dev_configure(
445 (uint8_t) n_rx_queues,
446 (uint8_t) n_tx_queues,
449 rte_panic("Cannot init NIC port %u (%d)\n", port, ret);
451 rte_eth_promiscuous_enable(port);
453 nic_rx_ring_size = app.nic_rx_ring_size;
454 nic_tx_ring_size = app.nic_tx_ring_size;
455 ret = rte_eth_dev_adjust_nb_rx_tx_desc(
456 port, &nic_rx_ring_size, &nic_tx_ring_size);
458 rte_panic("Cannot adjust number of descriptors for port %u (%d)\n",
461 app.nic_rx_ring_size = nic_rx_ring_size;
462 app.nic_tx_ring_size = nic_tx_ring_size;
465 for (queue = 0; queue < APP_MAX_RX_QUEUES_PER_NIC_PORT; queue ++) {
466 if (app.nic_rx_queue_mask[port][queue] == 0) {
470 app_get_lcore_for_nic_rx(port, queue, &lcore);
471 socket = rte_lcore_to_socket_id(lcore);
472 pool = app.lcore_params[lcore].pool;
474 printf("Initializing NIC port %u RX queue %u ...\n",
476 ret = rte_eth_rx_queue_setup(
479 (uint16_t) app.nic_rx_ring_size,
484 rte_panic("Cannot init RX queue %u for port %u (%d)\n",
490 if (app.nic_tx_port_mask[port] == 1) {
491 app_get_lcore_for_nic_tx(port, &lcore);
492 socket = rte_lcore_to_socket_id(lcore);
493 printf("Initializing NIC port %u TX queue 0 ...\n",
495 ret = rte_eth_tx_queue_setup(
498 (uint16_t) app.nic_tx_ring_size,
502 rte_panic("Cannot init TX queue 0 for port %d (%d)\n",
509 ret = rte_eth_dev_start(port);
511 rte_panic("Cannot start port %d (%d)\n", port, ret);
515 check_all_ports_link_status(APP_MAX_NIC_PORTS, (~0x0));
521 app_assign_worker_ids();
522 app_init_mbuf_pools();
523 app_init_lpm_tables();
528 printf("Initialization completed.\n");