1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2014 Intel Corporation
11 #include <sys/queue.h>
16 #include <rte_common.h>
17 #include <rte_byteorder.h>
19 #include <rte_memory.h>
20 #include <rte_memcpy.h>
22 #include <rte_launch.h>
23 #include <rte_atomic.h>
24 #include <rte_cycles.h>
25 #include <rte_prefetch.h>
26 #include <rte_lcore.h>
27 #include <rte_per_lcore.h>
28 #include <rte_branch_prediction.h>
29 #include <rte_interrupts.h>
30 #include <rte_random.h>
31 #include <rte_debug.h>
32 #include <rte_ether.h>
33 #include <rte_ethdev.h>
35 #include <rte_mempool.h>
37 #include <rte_string_fns.h>
44 static struct rte_eth_conf port_conf = {
46 .mq_mode = ETH_MQ_RX_RSS,
48 .header_split = 0, /**< Header Split disabled */
49 .hw_ip_checksum = 1, /**< IP checksum offload enabled */
50 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
51 .jumbo_frame = 0, /**< Jumbo Frame Support disabled */
52 .hw_strip_crc = 1, /**< CRC stripped by hardware */
61 .mq_mode = ETH_MQ_TX_NONE,
66 app_assign_worker_ids(void)
68 uint32_t lcore, worker_id;
70 /* Assign ID for each worker */
72 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
73 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore].worker;
75 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
79 lp_worker->worker_id = worker_id;
85 app_init_mbuf_pools(void)
87 unsigned socket, lcore;
89 /* Init the buffer pools */
90 for (socket = 0; socket < APP_MAX_SOCKETS; socket ++) {
92 if (app_is_socket_used(socket) == 0) {
96 snprintf(name, sizeof(name), "mbuf_pool_%u", socket);
97 printf("Creating the mbuf pool for socket %u ...\n", socket);
98 app.pools[socket] = rte_pktmbuf_pool_create(
99 name, APP_DEFAULT_MEMPOOL_BUFFERS,
100 APP_DEFAULT_MEMPOOL_CACHE_SIZE,
101 0, APP_DEFAULT_MBUF_DATA_SIZE, socket);
102 if (app.pools[socket] == NULL) {
103 rte_panic("Cannot create mbuf pool on socket %u\n", socket);
107 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
108 if (app.lcore_params[lcore].type == e_APP_LCORE_DISABLED) {
112 socket = rte_lcore_to_socket_id(lcore);
113 app.lcore_params[lcore].pool = app.pools[socket];
118 app_init_lpm_tables(void)
120 unsigned socket, lcore;
122 /* Init the LPM tables */
123 for (socket = 0; socket < APP_MAX_SOCKETS; socket ++) {
127 if (app_is_socket_used(socket) == 0) {
131 struct rte_lpm_config lpm_config;
133 lpm_config.max_rules = APP_MAX_LPM_RULES;
134 lpm_config.number_tbl8s = 256;
135 lpm_config.flags = 0;
136 snprintf(name, sizeof(name), "lpm_table_%u", socket);
137 printf("Creating the LPM table for socket %u ...\n", socket);
138 app.lpm_tables[socket] = rte_lpm_create(
142 if (app.lpm_tables[socket] == NULL) {
143 rte_panic("Unable to create LPM table on socket %u\n", socket);
146 for (rule = 0; rule < app.n_lpm_rules; rule ++) {
149 ret = rte_lpm_add(app.lpm_tables[socket],
150 app.lpm_rules[rule].ip,
151 app.lpm_rules[rule].depth,
152 app.lpm_rules[rule].if_out);
155 rte_panic("Unable to add entry %u (%x/%u => %u) to the LPM table on socket %u (%d)\n",
157 (unsigned) app.lpm_rules[rule].ip,
158 (unsigned) app.lpm_rules[rule].depth,
159 (unsigned) app.lpm_rules[rule].if_out,
167 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
168 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
172 socket = rte_lcore_to_socket_id(lcore);
173 app.lcore_params[lcore].worker.lpm_table = app.lpm_tables[socket];
178 app_init_rings_rx(void)
182 /* Initialize the rings for the RX side */
183 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
184 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
185 unsigned socket_io, lcore_worker;
187 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
188 (lp_io->rx.n_nic_queues == 0)) {
192 socket_io = rte_lcore_to_socket_id(lcore);
194 for (lcore_worker = 0; lcore_worker < APP_MAX_LCORES; lcore_worker ++) {
196 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore_worker].worker;
197 struct rte_ring *ring = NULL;
199 if (app.lcore_params[lcore_worker].type != e_APP_LCORE_WORKER) {
203 printf("Creating ring to connect I/O lcore %u (socket %u) with worker lcore %u ...\n",
207 snprintf(name, sizeof(name), "app_ring_rx_s%u_io%u_w%u",
211 ring = rte_ring_create(
215 RING_F_SP_ENQ | RING_F_SC_DEQ);
217 rte_panic("Cannot create ring to connect I/O core %u with worker core %u\n",
222 lp_io->rx.rings[lp_io->rx.n_rings] = ring;
223 lp_io->rx.n_rings ++;
225 lp_worker->rings_in[lp_worker->n_rings_in] = ring;
226 lp_worker->n_rings_in ++;
230 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
231 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
233 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
234 (lp_io->rx.n_nic_queues == 0)) {
238 if (lp_io->rx.n_rings != app_get_lcores_worker()) {
239 rte_panic("Algorithmic error (I/O RX rings)\n");
243 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
244 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore].worker;
246 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
250 if (lp_worker->n_rings_in != app_get_lcores_io_rx()) {
251 rte_panic("Algorithmic error (worker input rings)\n");
257 app_init_rings_tx(void)
261 /* Initialize the rings for the TX side */
262 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
263 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore].worker;
266 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
270 for (port = 0; port < APP_MAX_NIC_PORTS; port ++) {
272 struct app_lcore_params_io *lp_io = NULL;
273 struct rte_ring *ring;
274 uint32_t socket_io, lcore_io;
276 if (app.nic_tx_port_mask[port] == 0) {
280 if (app_get_lcore_for_nic_tx(port, &lcore_io) < 0) {
281 rte_panic("Algorithmic error (no I/O core to handle TX of port %u)\n",
285 lp_io = &app.lcore_params[lcore_io].io;
286 socket_io = rte_lcore_to_socket_id(lcore_io);
288 printf("Creating ring to connect worker lcore %u with TX port %u (through I/O lcore %u) (socket %u) ...\n",
289 lcore, port, (unsigned)lcore_io, (unsigned)socket_io);
290 snprintf(name, sizeof(name), "app_ring_tx_s%u_w%u_p%u", socket_io, lcore, port);
291 ring = rte_ring_create(
295 RING_F_SP_ENQ | RING_F_SC_DEQ);
297 rte_panic("Cannot create ring to connect worker core %u with TX port %u\n",
302 lp_worker->rings_out[port] = ring;
303 lp_io->tx.rings[port][lp_worker->worker_id] = ring;
307 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
308 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
311 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
312 (lp_io->tx.n_nic_ports == 0)) {
316 for (i = 0; i < lp_io->tx.n_nic_ports; i ++){
319 port = lp_io->tx.nic_ports[i];
320 for (j = 0; j < app_get_lcores_worker(); j ++) {
321 if (lp_io->tx.rings[port][j] == NULL) {
322 rte_panic("Algorithmic error (I/O TX rings)\n");
329 /* Check the link status of all ports in up to 9s, and print them finally */
331 check_all_ports_link_status(uint16_t port_num, uint32_t port_mask)
333 #define CHECK_INTERVAL 100 /* 100ms */
334 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
336 uint8_t count, all_ports_up, print_flag = 0;
337 struct rte_eth_link link;
338 uint32_t n_rx_queues, n_tx_queues;
340 printf("\nChecking link status");
342 for (count = 0; count <= MAX_CHECK_TIME; count++) {
344 for (portid = 0; portid < port_num; portid++) {
345 if ((port_mask & (1 << portid)) == 0)
347 n_rx_queues = app_get_nic_rx_queues_per_port(portid);
348 n_tx_queues = app.nic_tx_port_mask[portid];
349 if ((n_rx_queues == 0) && (n_tx_queues == 0))
351 memset(&link, 0, sizeof(link));
352 rte_eth_link_get_nowait(portid, &link);
353 /* print link status if flag set */
354 if (print_flag == 1) {
355 if (link.link_status)
357 "Port%d Link Up - speed %uMbps - %s\n",
358 portid, link.link_speed,
359 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
360 ("full-duplex") : ("half-duplex\n"));
362 printf("Port %d Link Down\n", portid);
365 /* clear all_ports_up flag if any link down */
366 if (link.link_status == ETH_LINK_DOWN) {
371 /* after finally printing all link status, get out */
375 if (all_ports_up == 0) {
378 rte_delay_ms(CHECK_INTERVAL);
381 /* set the print_flag if all ports up or timeout */
382 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
397 uint32_t n_rx_queues, n_tx_queues;
399 /* Init NIC ports and queues, then start the ports */
400 for (port = 0; port < APP_MAX_NIC_PORTS; port ++) {
401 struct rte_mempool *pool;
402 uint16_t nic_rx_ring_size;
403 uint16_t nic_tx_ring_size;
405 n_rx_queues = app_get_nic_rx_queues_per_port(port);
406 n_tx_queues = app.nic_tx_port_mask[port];
408 if ((n_rx_queues == 0) && (n_tx_queues == 0)) {
413 printf("Initializing NIC port %u ...\n", port);
414 ret = rte_eth_dev_configure(
416 (uint8_t) n_rx_queues,
417 (uint8_t) n_tx_queues,
420 rte_panic("Cannot init NIC port %u (%d)\n", port, ret);
422 rte_eth_promiscuous_enable(port);
424 nic_rx_ring_size = app.nic_rx_ring_size;
425 nic_tx_ring_size = app.nic_tx_ring_size;
426 ret = rte_eth_dev_adjust_nb_rx_tx_desc(
427 port, &nic_rx_ring_size, &nic_tx_ring_size);
429 rte_panic("Cannot adjust number of descriptors for port %u (%d)\n",
432 app.nic_rx_ring_size = nic_rx_ring_size;
433 app.nic_tx_ring_size = nic_tx_ring_size;
436 for (queue = 0; queue < APP_MAX_RX_QUEUES_PER_NIC_PORT; queue ++) {
437 if (app.nic_rx_queue_mask[port][queue] == 0) {
441 app_get_lcore_for_nic_rx(port, queue, &lcore);
442 socket = rte_lcore_to_socket_id(lcore);
443 pool = app.lcore_params[lcore].pool;
445 printf("Initializing NIC port %u RX queue %u ...\n",
447 ret = rte_eth_rx_queue_setup(
450 (uint16_t) app.nic_rx_ring_size,
455 rte_panic("Cannot init RX queue %u for port %u (%d)\n",
461 if (app.nic_tx_port_mask[port] == 1) {
462 app_get_lcore_for_nic_tx(port, &lcore);
463 socket = rte_lcore_to_socket_id(lcore);
464 printf("Initializing NIC port %u TX queue 0 ...\n",
466 ret = rte_eth_tx_queue_setup(
469 (uint16_t) app.nic_tx_ring_size,
473 rte_panic("Cannot init TX queue 0 for port %d (%d)\n",
480 ret = rte_eth_dev_start(port);
482 rte_panic("Cannot start port %d (%d)\n", port, ret);
486 check_all_ports_link_status(APP_MAX_NIC_PORTS, (~0x0));
492 app_assign_worker_ids();
493 app_init_mbuf_pools();
494 app_init_lpm_tables();
499 printf("Initialization completed.\n");