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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_per_lcore.h>
52 #include <rte_launch.h>
53 #include <rte_atomic.h>
54 #include <rte_cycles.h>
55 #include <rte_prefetch.h>
56 #include <rte_lcore.h>
57 #include <rte_branch_prediction.h>
58 #include <rte_interrupts.h>
60 #include <rte_random.h>
61 #include <rte_debug.h>
62 #include <rte_ether.h>
63 #include <rte_ethdev.h>
65 #include <rte_mempool.h>
67 #include <rte_string_fns.h>
75 struct app_params app = {
77 .n_ports = APP_MAX_PORTS,
78 .port_rx_ring_size = 128,
79 .port_tx_ring_size = 512,
86 .pool_buffer_size = 2048 + RTE_PKTMBUF_HEADROOM,
87 .pool_size = 32 * 1024,
88 .pool_cache_size = 256,
91 .burst_size_rx_read = 64,
92 .burst_size_rx_write = 64,
93 .burst_size_worker_read = 64,
94 .burst_size_worker_write = 64,
95 .burst_size_tx_read = 64,
96 .burst_size_tx_write = 64,
99 static struct rte_eth_conf port_conf = {
102 .header_split = 0, /* Header Split disabled */
103 .hw_ip_checksum = 1, /* IP checksum offload enabled */
104 .hw_vlan_filter = 0, /* VLAN filtering disabled */
105 .jumbo_frame = 0, /* Jumbo Frame Support disabled */
106 .hw_strip_crc = 1, /* CRC stripped by hardware */
111 .rss_hf = ETH_RSS_IP,
115 .mq_mode = ETH_MQ_TX_NONE,
119 static struct rte_eth_rxconf rx_conf = {
125 .rx_free_thresh = 64,
129 static struct rte_eth_txconf tx_conf = {
140 app_init_mbuf_pools(void)
142 /* Init the buffer pool */
143 RTE_LOG(INFO, USER1, "Creating the mbuf pool ...\n");
144 app.pool = rte_pktmbuf_pool_create("mempool", app.pool_size,
145 app.pool_cache_size, 0, app.pool_buffer_size, rte_socket_id());
146 if (app.pool == NULL)
147 rte_panic("Cannot create mbuf pool\n");
155 for (i = 0; i < app.n_ports; i++) {
158 snprintf(name, sizeof(name), "app_ring_rx_%u", i);
160 app.rings_rx[i] = rte_ring_create(
164 RING_F_SP_ENQ | RING_F_SC_DEQ);
166 if (app.rings_rx[i] == NULL)
167 rte_panic("Cannot create RX ring %u\n", i);
170 for (i = 0; i < app.n_ports; i++) {
173 snprintf(name, sizeof(name), "app_ring_tx_%u", i);
175 app.rings_tx[i] = rte_ring_create(
179 RING_F_SP_ENQ | RING_F_SC_DEQ);
181 if (app.rings_tx[i] == NULL)
182 rte_panic("Cannot create TX ring %u\n", i);
188 app_ports_check_link(void)
190 uint32_t all_ports_up, i;
194 for (i = 0; i < app.n_ports; i++) {
195 struct rte_eth_link link;
199 memset(&link, 0, sizeof(link));
200 rte_eth_link_get_nowait(port, &link);
201 RTE_LOG(INFO, USER1, "Port %u (%u Gbps) %s\n",
203 link.link_speed / 1000,
204 link.link_status ? "UP" : "DOWN");
206 if (link.link_status == ETH_LINK_DOWN)
210 if (all_ports_up == 0)
211 rte_panic("Some NIC ports are DOWN\n");
219 /* Init NIC ports, then start the ports */
220 for (i = 0; i < app.n_ports; i++) {
225 RTE_LOG(INFO, USER1, "Initializing NIC port %u ...\n", port);
228 ret = rte_eth_dev_configure(
234 rte_panic("Cannot init NIC port %u (%d)\n", port, ret);
236 rte_eth_promiscuous_enable(port);
239 ret = rte_eth_rx_queue_setup(
242 app.port_rx_ring_size,
243 rte_eth_dev_socket_id(port),
247 rte_panic("Cannot init RX for port %u (%d)\n",
248 (uint32_t) port, ret);
251 ret = rte_eth_tx_queue_setup(
254 app.port_tx_ring_size,
255 rte_eth_dev_socket_id(port),
258 rte_panic("Cannot init TX for port %u (%d)\n",
259 (uint32_t) port, ret);
262 ret = rte_eth_dev_start(port);
264 rte_panic("Cannot start port %u (%d)\n", port, ret);
267 app_ports_check_link();
273 app_init_mbuf_pools();
277 RTE_LOG(INFO, USER1, "Initialization completed\n");