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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_mempool_create(
132 APP_DEFAULT_MEMPOOL_BUFFERS,
133 APP_DEFAULT_MBUF_SIZE,
134 APP_DEFAULT_MEMPOOL_CACHE_SIZE,
135 sizeof(struct rte_pktmbuf_pool_private),
136 rte_pktmbuf_pool_init, NULL,
137 rte_pktmbuf_init, NULL,
140 if (app.pools[socket] == NULL) {
141 rte_panic("Cannot create mbuf pool on socket %u\n", socket);
145 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
146 if (app.lcore_params[lcore].type == e_APP_LCORE_DISABLED) {
150 socket = rte_lcore_to_socket_id(lcore);
151 app.lcore_params[lcore].pool = app.pools[socket];
156 app_init_lpm_tables(void)
158 unsigned socket, lcore;
160 /* Init the LPM tables */
161 for (socket = 0; socket < APP_MAX_SOCKETS; socket ++) {
165 if (app_is_socket_used(socket) == 0) {
169 snprintf(name, sizeof(name), "lpm_table_%u", socket);
170 printf("Creating the LPM table for socket %u ...\n", socket);
171 app.lpm_tables[socket] = rte_lpm_create(
176 if (app.lpm_tables[socket] == NULL) {
177 rte_panic("Unable to create LPM table on socket %u\n", socket);
180 for (rule = 0; rule < app.n_lpm_rules; rule ++) {
183 ret = rte_lpm_add(app.lpm_tables[socket],
184 app.lpm_rules[rule].ip,
185 app.lpm_rules[rule].depth,
186 app.lpm_rules[rule].if_out);
189 rte_panic("Unable to add entry %u (%x/%u => %u) to the LPM table on socket %u (%d)\n",
191 (unsigned) app.lpm_rules[rule].ip,
192 (unsigned) app.lpm_rules[rule].depth,
193 (unsigned) app.lpm_rules[rule].if_out,
201 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
202 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
206 socket = rte_lcore_to_socket_id(lcore);
207 app.lcore_params[lcore].worker.lpm_table = app.lpm_tables[socket];
212 app_init_rings_rx(void)
216 /* Initialize the rings for the RX side */
217 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
218 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
219 unsigned socket_io, lcore_worker;
221 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
222 (lp_io->rx.n_nic_queues == 0)) {
226 socket_io = rte_lcore_to_socket_id(lcore);
228 for (lcore_worker = 0; lcore_worker < APP_MAX_LCORES; lcore_worker ++) {
230 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore_worker].worker;
231 struct rte_ring *ring = NULL;
233 if (app.lcore_params[lcore_worker].type != e_APP_LCORE_WORKER) {
237 printf("Creating ring to connect I/O lcore %u (socket %u) with worker lcore %u ...\n",
241 snprintf(name, sizeof(name), "app_ring_rx_s%u_io%u_w%u",
245 ring = rte_ring_create(
249 RING_F_SP_ENQ | RING_F_SC_DEQ);
251 rte_panic("Cannot create ring to connect I/O core %u with worker core %u\n",
256 lp_io->rx.rings[lp_io->rx.n_rings] = ring;
257 lp_io->rx.n_rings ++;
259 lp_worker->rings_in[lp_worker->n_rings_in] = ring;
260 lp_worker->n_rings_in ++;
264 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
265 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
267 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
268 (lp_io->rx.n_nic_queues == 0)) {
272 if (lp_io->rx.n_rings != app_get_lcores_worker()) {
273 rte_panic("Algorithmic error (I/O RX rings)\n");
277 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
278 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore].worker;
280 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
284 if (lp_worker->n_rings_in != app_get_lcores_io_rx()) {
285 rte_panic("Algorithmic error (worker input rings)\n");
291 app_init_rings_tx(void)
295 /* Initialize the rings for the TX side */
296 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
297 struct app_lcore_params_worker *lp_worker = &app.lcore_params[lcore].worker;
300 if (app.lcore_params[lcore].type != e_APP_LCORE_WORKER) {
304 for (port = 0; port < APP_MAX_NIC_PORTS; port ++) {
306 struct app_lcore_params_io *lp_io = NULL;
307 struct rte_ring *ring;
308 uint32_t socket_io, lcore_io;
310 if (app.nic_tx_port_mask[port] == 0) {
314 if (app_get_lcore_for_nic_tx((uint8_t) port, &lcore_io) < 0) {
315 rte_panic("Algorithmic error (no I/O core to handle TX of port %u)\n",
319 lp_io = &app.lcore_params[lcore_io].io;
320 socket_io = rte_lcore_to_socket_id(lcore_io);
322 printf("Creating ring to connect worker lcore %u with TX port %u (through I/O lcore %u) (socket %u) ...\n",
323 lcore, port, (unsigned)lcore_io, (unsigned)socket_io);
324 snprintf(name, sizeof(name), "app_ring_tx_s%u_w%u_p%u", socket_io, lcore, port);
325 ring = rte_ring_create(
329 RING_F_SP_ENQ | RING_F_SC_DEQ);
331 rte_panic("Cannot create ring to connect worker core %u with TX port %u\n",
336 lp_worker->rings_out[port] = ring;
337 lp_io->tx.rings[port][lp_worker->worker_id] = ring;
341 for (lcore = 0; lcore < APP_MAX_LCORES; lcore ++) {
342 struct app_lcore_params_io *lp_io = &app.lcore_params[lcore].io;
345 if ((app.lcore_params[lcore].type != e_APP_LCORE_IO) ||
346 (lp_io->tx.n_nic_ports == 0)) {
350 for (i = 0; i < lp_io->tx.n_nic_ports; i ++){
353 port = lp_io->tx.nic_ports[i];
354 for (j = 0; j < app_get_lcores_worker(); j ++) {
355 if (lp_io->tx.rings[port][j] == NULL) {
356 rte_panic("Algorithmic error (I/O TX rings)\n");
363 /* Check the link status of all ports in up to 9s, and print them finally */
365 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
367 #define CHECK_INTERVAL 100 /* 100ms */
368 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
369 uint8_t portid, count, all_ports_up, print_flag = 0;
370 struct rte_eth_link link;
371 uint32_t n_rx_queues, n_tx_queues;
373 printf("\nChecking link status");
375 for (count = 0; count <= MAX_CHECK_TIME; count++) {
377 for (portid = 0; portid < port_num; portid++) {
378 if ((port_mask & (1 << portid)) == 0)
380 n_rx_queues = app_get_nic_rx_queues_per_port(portid);
381 n_tx_queues = app.nic_tx_port_mask[portid];
382 if ((n_rx_queues == 0) && (n_tx_queues == 0))
384 memset(&link, 0, sizeof(link));
385 rte_eth_link_get_nowait(portid, &link);
386 /* print link status if flag set */
387 if (print_flag == 1) {
388 if (link.link_status)
389 printf("Port %d Link Up - speed %u "
390 "Mbps - %s\n", (uint8_t)portid,
391 (unsigned)link.link_speed,
392 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
393 ("full-duplex") : ("half-duplex\n"));
395 printf("Port %d Link Down\n",
399 /* clear all_ports_up flag if any link down */
400 if (link.link_status == 0) {
405 /* after finally printing all link status, get out */
409 if (all_ports_up == 0) {
412 rte_delay_ms(CHECK_INTERVAL);
415 /* set the print_flag if all ports up or timeout */
416 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
430 uint32_t n_rx_queues, n_tx_queues;
432 /* Init NIC ports and queues, then start the ports */
433 for (port = 0; port < APP_MAX_NIC_PORTS; port ++) {
434 struct rte_mempool *pool;
436 n_rx_queues = app_get_nic_rx_queues_per_port(port);
437 n_tx_queues = app.nic_tx_port_mask[port];
439 if ((n_rx_queues == 0) && (n_tx_queues == 0)) {
444 printf("Initializing NIC port %u ...\n", (unsigned) port);
445 ret = rte_eth_dev_configure(
447 (uint8_t) n_rx_queues,
448 (uint8_t) n_tx_queues,
451 rte_panic("Cannot init NIC port %u (%d)\n", (unsigned) port, ret);
453 rte_eth_promiscuous_enable(port);
456 for (queue = 0; queue < APP_MAX_RX_QUEUES_PER_NIC_PORT; queue ++) {
457 if (app.nic_rx_queue_mask[port][queue] == 0) {
461 app_get_lcore_for_nic_rx(port, queue, &lcore);
462 socket = rte_lcore_to_socket_id(lcore);
463 pool = app.lcore_params[lcore].pool;
465 printf("Initializing NIC port %u RX queue %u ...\n",
468 ret = rte_eth_rx_queue_setup(
471 (uint16_t) app.nic_rx_ring_size,
476 rte_panic("Cannot init RX queue %u for port %u (%d)\n",
484 if (app.nic_tx_port_mask[port] == 1) {
485 app_get_lcore_for_nic_tx(port, &lcore);
486 socket = rte_lcore_to_socket_id(lcore);
487 printf("Initializing NIC port %u TX queue 0 ...\n",
489 ret = rte_eth_tx_queue_setup(
492 (uint16_t) app.nic_tx_ring_size,
496 rte_panic("Cannot init TX queue 0 for port %d (%d)\n",
503 ret = rte_eth_dev_start(port);
505 rte_panic("Cannot start port %d (%d)\n", port, ret);
509 check_all_ports_link_status(APP_MAX_NIC_PORTS, (~0x0));
515 app_assign_worker_ids();
516 app_init_mbuf_pools();
517 app_init_lpm_tables();
522 printf("Initialization completed.\n");