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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>
50 #include <rte_memzone.h>
52 #include <rte_per_lcore.h>
53 #include <rte_launch.h>
54 #include <rte_atomic.h>
55 #include <rte_cycles.h>
56 #include <rte_prefetch.h>
57 #include <rte_lcore.h>
58 #include <rte_per_lcore.h>
59 #include <rte_branch_prediction.h>
60 #include <rte_interrupts.h>
62 #include <rte_random.h>
63 #include <rte_debug.h>
64 #include <rte_ether.h>
65 #include <rte_ethdev.h>
67 #include <rte_mempool.h>
69 #include <rte_string_fns.h>
76 static struct rte_eth_conf port_conf = {
78 .mq_mode = ETH_MQ_RX_RSS,
80 .header_split = 0, /**< Header Split disabled */
81 .hw_ip_checksum = 1, /**< IP checksum offload enabled */
82 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
83 .jumbo_frame = 0, /**< Jumbo Frame Support disabled */
84 .hw_strip_crc = 0, /**< CRC stripped by hardware */
93 .mq_mode = ETH_MQ_TX_NONE,
98 app_assign_worker_ids(void)
100 uint32_t lcore, worker_id;
102 /* Assign ID for each worker */
104 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
105 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore].worker;
107 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
111 lp_worker->worker_id = worker_id;
117 app_init_mbuf_pools(void)
119 unsigned socket, lcore;
121 /* Init the buffer pools */
122 for (socket = 0; socket < APP_MAX_SOCKETS; socket ++) {
124 if (app_is_socket_used(socket) == 0) {
128 snprintf(name, sizeof(name), "mbuf_pool_%u", socket);
129 printf("Creating the mbuf pool for socket %u ...\n", socket);
130 app.pools[socket] = rte_pktmbuf_pool_create(
131 name, APP_DEFAULT_MEMPOOL_BUFFERS,
132 APP_DEFAULT_MEMPOOL_CACHE_SIZE,
133 0, APP_DEFAULT_MBUF_DATA_SIZE, socket);
134 if (app.pools[socket] == NULL) {
135 rte_panic("Cannot create mbuf pool on socket %u\n", socket);
139 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
140 if (app.lcore_params[lcore].type == e_APP_LCORE_DISABLED) {
144 socket = rte_lcore_to_socket_id(lcore);
145 app.lcore_params[lcore].pool = app.pools[socket];
150 app_init_lpm_tables(void)
152 unsigned socket, lcore;
154 /* Init the LPM tables */
155 for (socket = 0; socket < APP_MAX_SOCKETS; socket ++) {
159 if (app_is_socket_used(socket) == 0) {
163 snprintf(name, sizeof(name), "lpm_table_%u", socket);
164 printf("Creating the LPM table for socket %u ...\n", socket);
165 app.lpm_tables[socket] = rte_lpm_create(
170 if (app.lpm_tables[socket] == NULL) {
171 rte_panic("Unable to create LPM table on socket %u\n", socket);
174 for (rule = 0; rule < app.n_lpm_rules; rule ++) {
177 ret = rte_lpm_add(app.lpm_tables[socket],
178 app.lpm_rules[rule].ip,
179 app.lpm_rules[rule].depth,
180 app.lpm_rules[rule].if_out);
183 rte_panic("Unable to add entry %u (%x/%u => %u) to the LPM table on socket %u (%d)\n",
185 (unsigned) app.lpm_rules[rule].ip,
186 (unsigned) app.lpm_rules[rule].depth,
187 (unsigned) app.lpm_rules[rule].if_out,
195 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
196 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
200 socket = rte_lcore_to_socket_id(lcore);
201 app.lcore_params[lcore].worker.lpm_table = app.lpm_tables[socket];
206 app_init_rings_rx(void)
210 /* Initialize the rings for the RX side */
211 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
212 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
213 unsigned socket_io, lcore_worker;
215 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
216 (lp_io->rx.n_nic_queues == 0)) {
220 socket_io = rte_lcore_to_socket_id(lcore);
222 for (lcore_worker = 0; lcore_worker < APP_MAX_LCORES; lcore_worker ++) {
224 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore_worker].worker;
225 struct rte_ring *ring = NULL;
227 if (app.lcore_params[lcore_worker].type != e_APP_LCORE_WORKER) {
231 printf("Creating ring to connect I/O lcore %u (socket %u) with worker lcore %u ...\n",
235 snprintf(name, sizeof(name), "app_ring_rx_s%u_io%u_w%u",
239 ring = rte_ring_create(
243 RING_F_SP_ENQ | RING_F_SC_DEQ);
245 rte_panic("Cannot create ring to connect I/O core %u with worker core %u\n",
250 lp_io->rx.rings[lp_io->rx.n_rings] = ring;
251 lp_io->rx.n_rings ++;
253 lp_worker->rings_in[lp_worker->n_rings_in] = ring;
254 lp_worker->n_rings_in ++;
258 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
259 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
261 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
262 (lp_io->rx.n_nic_queues == 0)) {
266 if (lp_io->rx.n_rings != app_get_lcores_worker()) {
267 rte_panic("Algorithmic error (I/O RX rings)\n");
271 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
272 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore].worker;
274 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
278 if (lp_worker->n_rings_in != app_get_lcores_io_rx()) {
279 rte_panic("Algorithmic error (worker input rings)\n");
285 app_init_rings_tx(void)
289 /* Initialize the rings for the TX side */
290 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
291 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore].worker;
294 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
298 for (port = 0; port < APP_MAX_NIC_PORTS; port ++) {
300 struct app_lcore_params_io *lp_io = NULL;
301 struct rte_ring *ring;
302 uint32_t socket_io, lcore_io;
304 if (app.nic_tx_port_mask[port] == 0) {
308 if (app_get_lcore_for_nic_tx((uint8_t) port, &lcore_io) < 0) {
309 rte_panic("Algorithmic error (no I/O core to handle TX of port %u)\n",
313 lp_io = &app.lcore_params[lcore_io].io;
314 socket_io = rte_lcore_to_socket_id(lcore_io);
316 printf("Creating ring to connect worker lcore %u with TX port %u (through I/O lcore %u) (socket %u) ...\n",
317 lcore, port, (unsigned)lcore_io, (unsigned)socket_io);
318 snprintf(name, sizeof(name), "app_ring_tx_s%u_w%u_p%u", socket_io, lcore, port);
319 ring = rte_ring_create(
323 RING_F_SP_ENQ | RING_F_SC_DEQ);
325 rte_panic("Cannot create ring to connect worker core %u with TX port %u\n",
330 lp_worker->rings_out[port] = ring;
331 lp_io->tx.rings[port][lp_worker->worker_id] = ring;
335 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
336 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
339 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
340 (lp_io->tx.n_nic_ports == 0)) {
344 for (i = 0; i < lp_io->tx.n_nic_ports; i ++){
347 port = lp_io->tx.nic_ports[i];
348 for (j = 0; j < app_get_lcores_worker(); j ++) {
349 if (lp_io->tx.rings[port][j] == NULL) {
350 rte_panic("Algorithmic error (I/O TX rings)\n");
357 /* Check the link status of all ports in up to 9s, and print them finally */
359 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
361 #define CHECK_INTERVAL 100 /* 100ms */
362 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
363 uint8_t portid, count, all_ports_up, print_flag = 0;
364 struct rte_eth_link link;
365 uint32_t n_rx_queues, n_tx_queues;
367 printf("\nChecking link status");
369 for (count = 0; count <= MAX_CHECK_TIME; count++) {
371 for (portid = 0; portid < port_num; portid++) {
372 if ((port_mask & (1 << portid)) == 0)
374 n_rx_queues = app_get_nic_rx_queues_per_port(portid);
375 n_tx_queues = app.nic_tx_port_mask[portid];
376 if ((n_rx_queues == 0) && (n_tx_queues == 0))
378 memset(&link, 0, sizeof(link));
379 rte_eth_link_get_nowait(portid, &link);
380 /* print link status if flag set */
381 if (print_flag == 1) {
382 if (link.link_status)
383 printf("Port %d Link Up - speed %u "
384 "Mbps - %s\n", (uint8_t)portid,
385 (unsigned)link.link_speed,
386 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
387 ("full-duplex") : ("half-duplex\n"));
389 printf("Port %d Link Down\n",
393 /* clear all_ports_up flag if any link down */
394 if (link.link_status == 0) {
399 /* after finally printing all link status, get out */
403 if (all_ports_up == 0) {
406 rte_delay_ms(CHECK_INTERVAL);
409 /* set the print_flag if all ports up or timeout */
410 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
424 uint32_t n_rx_queues, n_tx_queues;
426 /* Init NIC ports and queues, then start the ports */
427 for (port = 0; port < APP_MAX_NIC_PORTS; port ++) {
428 struct rte_mempool *pool;
430 n_rx_queues = app_get_nic_rx_queues_per_port(port);
431 n_tx_queues = app.nic_tx_port_mask[port];
433 if ((n_rx_queues == 0) && (n_tx_queues == 0)) {
438 printf("Initializing NIC port %u ...\n", (unsigned) port);
439 ret = rte_eth_dev_configure(
441 (uint8_t) n_rx_queues,
442 (uint8_t) n_tx_queues,
445 rte_panic("Cannot init NIC port %u (%d)\n", (unsigned) port, ret);
447 rte_eth_promiscuous_enable(port);
450 for (queue = 0; queue < APP_MAX_RX_QUEUES_PER_NIC_PORT; queue ++) {
451 if (app.nic_rx_queue_mask[port][queue] == 0) {
455 app_get_lcore_for_nic_rx(port, queue, &lcore);
456 socket = rte_lcore_to_socket_id(lcore);
457 pool = app.lcore_params[lcore].pool;
459 printf("Initializing NIC port %u RX queue %u ...\n",
462 ret = rte_eth_rx_queue_setup(
465 (uint16_t) app.nic_rx_ring_size,
470 rte_panic("Cannot init RX queue %u for port %u (%d)\n",
478 if (app.nic_tx_port_mask[port] == 1) {
479 app_get_lcore_for_nic_tx(port, &lcore);
480 socket = rte_lcore_to_socket_id(lcore);
481 printf("Initializing NIC port %u TX queue 0 ...\n",
483 ret = rte_eth_tx_queue_setup(
486 (uint16_t) app.nic_tx_ring_size,
490 rte_panic("Cannot init TX queue 0 for port %d (%d)\n",
497 ret = rte_eth_dev_start(port);
499 rte_panic("Cannot start port %d (%d)\n", port, ret);
503 check_all_ports_link_status(APP_MAX_NIC_PORTS, (~0x0));
509 app_assign_worker_ids();
510 app_init_mbuf_pools();
511 app_init_lpm_tables();
516 printf("Initialization completed.\n");