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_cycles.h>
25 #include <rte_prefetch.h>
26 #include <rte_lcore.h>
27 #include <rte_branch_prediction.h>
28 #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>
45 struct app_params app = {
47 .n_ports = APP_MAX_PORTS,
48 .port_rx_ring_size = 128,
49 .port_tx_ring_size = 512,
56 .pool_buffer_size = 2048 + RTE_PKTMBUF_HEADROOM,
57 .pool_size = 32 * 1024,
58 .pool_cache_size = 256,
61 .burst_size_rx_read = 64,
62 .burst_size_rx_write = 64,
63 .burst_size_worker_read = 64,
64 .burst_size_worker_write = 64,
65 .burst_size_tx_read = 64,
66 .burst_size_tx_write = 64,
69 static struct rte_eth_conf port_conf = {
72 .offloads = RTE_ETH_RX_OFFLOAD_CHECKSUM,
77 .rss_hf = RTE_ETH_RSS_IP,
81 .mq_mode = RTE_ETH_MQ_TX_NONE,
85 static struct rte_eth_rxconf rx_conf = {
95 static struct rte_eth_txconf tx_conf = {
106 app_init_mbuf_pools(void)
108 /* Init the buffer pool */
109 RTE_LOG(INFO, USER1, "Creating the mbuf pool ...\n");
110 app.pool = rte_pktmbuf_pool_create("mempool", app.pool_size,
111 app.pool_cache_size, 0, app.pool_buffer_size, rte_socket_id());
112 if (app.pool == NULL)
113 rte_panic("Cannot create mbuf pool\n");
121 for (i = 0; i < app.n_ports; i++) {
124 snprintf(name, sizeof(name), "app_ring_rx_%u", i);
126 app.rings_rx[i] = rte_ring_create(
130 RING_F_SP_ENQ | RING_F_SC_DEQ);
132 if (app.rings_rx[i] == NULL)
133 rte_panic("Cannot create RX ring %u\n", i);
136 for (i = 0; i < app.n_ports; i++) {
139 snprintf(name, sizeof(name), "app_ring_tx_%u", i);
141 app.rings_tx[i] = rte_ring_create(
145 RING_F_SP_ENQ | RING_F_SC_DEQ);
147 if (app.rings_tx[i] == NULL)
148 rte_panic("Cannot create TX ring %u\n", i);
154 app_ports_check_link(void)
156 uint32_t all_ports_up, i;
157 char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
160 for (i = 0; i < app.n_ports; i++) {
161 struct rte_eth_link link;
166 memset(&link, 0, sizeof(link));
167 ret = rte_eth_link_get_nowait(port, &link);
170 "Failed to get port %u link status: %s\n",
171 port, rte_strerror(-ret));
175 rte_eth_link_to_str(link_status_text, sizeof(link_status_text),
177 RTE_LOG(INFO, USER1, "Port %u %s\n",
180 if (link.link_status == RTE_ETH_LINK_DOWN)
184 if (all_ports_up == 0)
185 rte_panic("Some NIC ports are DOWN\n");
193 /* Init NIC ports, then start the ports */
194 for (i = 0; i < app.n_ports; i++) {
199 RTE_LOG(INFO, USER1, "Initializing NIC port %u ...\n", port);
202 ret = rte_eth_dev_configure(
208 rte_panic("Cannot init NIC port %u (%d)\n", port, ret);
210 ret = rte_eth_promiscuous_enable(port);
212 rte_panic("Cannot enable promiscuous mode for port %u: %s\n",
213 port, rte_strerror(-ret));
216 ret = rte_eth_rx_queue_setup(
219 app.port_rx_ring_size,
220 rte_eth_dev_socket_id(port),
224 rte_panic("Cannot init RX for port %u (%d)\n",
225 (uint32_t) port, ret);
228 ret = rte_eth_tx_queue_setup(
231 app.port_tx_ring_size,
232 rte_eth_dev_socket_id(port),
235 rte_panic("Cannot init TX for port %u (%d)\n",
236 (uint32_t) port, ret);
239 ret = rte_eth_dev_start(port);
241 rte_panic("Cannot start port %u (%d)\n", port, ret);
244 app_ports_check_link();
250 app_init_mbuf_pools();
254 RTE_LOG(INFO, USER1, "Initialization completed\n");