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_per_lcore.h>
23 #include <rte_launch.h>
24 #include <rte_atomic.h>
25 #include <rte_cycles.h>
26 #include <rte_prefetch.h>
27 #include <rte_lcore.h>
28 #include <rte_branch_prediction.h>
29 #include <rte_interrupts.h>
31 #include <rte_random.h>
32 #include <rte_debug.h>
33 #include <rte_ether.h>
34 #include <rte_ethdev.h>
36 #include <rte_mempool.h>
38 #include <rte_string_fns.h>
46 struct app_params app = {
48 .n_ports = APP_MAX_PORTS,
49 .port_rx_ring_size = 128,
50 .port_tx_ring_size = 512,
57 .pool_buffer_size = 2048 + RTE_PKTMBUF_HEADROOM,
58 .pool_size = 32 * 1024,
59 .pool_cache_size = 256,
62 .burst_size_rx_read = 64,
63 .burst_size_rx_write = 64,
64 .burst_size_worker_read = 64,
65 .burst_size_worker_write = 64,
66 .burst_size_tx_read = 64,
67 .burst_size_tx_write = 64,
70 static struct rte_eth_conf port_conf = {
73 .header_split = 0, /* Header Split disabled */
74 .hw_ip_checksum = 1, /* IP checksum offload enabled */
75 .hw_vlan_filter = 0, /* VLAN filtering disabled */
76 .jumbo_frame = 0, /* Jumbo Frame Support disabled */
77 .hw_strip_crc = 1, /* CRC stripped by hardware */
86 .mq_mode = ETH_MQ_TX_NONE,
90 static struct rte_eth_rxconf rx_conf = {
100 static struct rte_eth_txconf tx_conf = {
111 app_init_mbuf_pools(void)
113 /* Init the buffer pool */
114 RTE_LOG(INFO, USER1, "Creating the mbuf pool ...\n");
115 app.pool = rte_pktmbuf_pool_create("mempool", app.pool_size,
116 app.pool_cache_size, 0, app.pool_buffer_size, rte_socket_id());
117 if (app.pool == NULL)
118 rte_panic("Cannot create mbuf pool\n");
126 for (i = 0; i < app.n_ports; i++) {
129 snprintf(name, sizeof(name), "app_ring_rx_%u", i);
131 app.rings_rx[i] = rte_ring_create(
135 RING_F_SP_ENQ | RING_F_SC_DEQ);
137 if (app.rings_rx[i] == NULL)
138 rte_panic("Cannot create RX ring %u\n", i);
141 for (i = 0; i < app.n_ports; i++) {
144 snprintf(name, sizeof(name), "app_ring_tx_%u", i);
146 app.rings_tx[i] = rte_ring_create(
150 RING_F_SP_ENQ | RING_F_SC_DEQ);
152 if (app.rings_tx[i] == NULL)
153 rte_panic("Cannot create TX ring %u\n", i);
159 app_ports_check_link(void)
161 uint32_t all_ports_up, i;
165 for (i = 0; i < app.n_ports; i++) {
166 struct rte_eth_link link;
170 memset(&link, 0, sizeof(link));
171 rte_eth_link_get_nowait(port, &link);
172 RTE_LOG(INFO, USER1, "Port %u (%u Gbps) %s\n",
174 link.link_speed / 1000,
175 link.link_status ? "UP" : "DOWN");
177 if (link.link_status == ETH_LINK_DOWN)
181 if (all_ports_up == 0)
182 rte_panic("Some NIC ports are DOWN\n");
190 /* Init NIC ports, then start the ports */
191 for (i = 0; i < app.n_ports; i++) {
196 RTE_LOG(INFO, USER1, "Initializing NIC port %u ...\n", port);
199 ret = rte_eth_dev_configure(
205 rte_panic("Cannot init NIC port %u (%d)\n", port, ret);
207 rte_eth_promiscuous_enable(port);
210 ret = rte_eth_rx_queue_setup(
213 app.port_rx_ring_size,
214 rte_eth_dev_socket_id(port),
218 rte_panic("Cannot init RX for port %u (%d)\n",
219 (uint32_t) port, ret);
222 ret = rte_eth_tx_queue_setup(
225 app.port_tx_ring_size,
226 rte_eth_dev_socket_id(port),
229 rte_panic("Cannot init TX for port %u (%d)\n",
230 (uint32_t) port, ret);
233 ret = rte_eth_dev_start(port);
235 rte_panic("Cannot start port %u (%d)\n", port, ret);
238 app_ports_check_link();
244 app_init_mbuf_pools();
248 RTE_LOG(INFO, USER1, "Initialization completed\n");