--- /dev/null
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <inttypes.h>
+#include <sys/types.h>
+#include <string.h>
+#include <sys/queue.h>
+#include <stdarg.h>
+#include <errno.h>
+#include <getopt.h>
+
+#include <rte_common.h>
+#include <rte_byteorder.h>
+#include <rte_log.h>
+#include <rte_memory.h>
+#include <rte_memcpy.h>
+#include <rte_memzone.h>
+#include <rte_eal.h>
+#include <rte_per_lcore.h>
+#include <rte_launch.h>
+#include <rte_atomic.h>
+#include <rte_cycles.h>
+#include <rte_prefetch.h>
+#include <rte_lcore.h>
+#include <rte_per_lcore.h>
+#include <rte_branch_prediction.h>
+#include <rte_interrupts.h>
+#include <rte_pci.h>
+#include <rte_random.h>
+#include <rte_debug.h>
+#include <rte_ether.h>
+#include <rte_ethdev.h>
+#include <rte_ring.h>
+#include <rte_mempool.h>
+#include <rte_mbuf.h>
+#include <rte_string_fns.h>
+#include <rte_ip.h>
+#include <rte_tcp.h>
+#include <rte_lpm.h>
+#include <rte_lpm6.h>
+
+#include "main.h"
+
+struct app_params app = {
+ /* Ports*/
+ .n_ports = APP_MAX_PORTS,
+ .port_rx_ring_size = 128,
+ .port_tx_ring_size = 512,
+
+ /* Rings */
+ .ring_rx_size = 128,
+ .ring_tx_size = 128,
+
+ /* Buffer pool */
+ .pool_buffer_size = 2048 + RTE_PKTMBUF_HEADROOM,
+ .pool_size = 32 * 1024,
+ .pool_cache_size = 256,
+
+ /* Burst sizes */
+ .burst_size_rx_read = 64,
+ .burst_size_rx_write = 64,
+ .burst_size_worker_read = 64,
+ .burst_size_worker_write = 64,
+ .burst_size_tx_read = 64,
+ .burst_size_tx_write = 64,
+};
+
+static struct rte_eth_conf port_conf = {
+ .rxmode = {
+ .split_hdr_size = 0,
+ .header_split = 0, /* Header Split disabled */
+ .hw_ip_checksum = 1, /* IP checksum offload enabled */
+ .hw_vlan_filter = 0, /* VLAN filtering disabled */
+ .jumbo_frame = 0, /* Jumbo Frame Support disabled */
+ .hw_strip_crc = 0, /* CRC stripped by hardware */
+ },
+ .rx_adv_conf = {
+ .rss_conf = {
+ .rss_key = NULL,
+ .rss_hf = ETH_RSS_IP,
+ },
+ },
+ .txmode = {
+ .mq_mode = ETH_MQ_TX_NONE,
+ },
+};
+
+static struct rte_eth_rxconf rx_conf = {
+ .rx_thresh = {
+ .pthresh = 8,
+ .hthresh = 8,
+ .wthresh = 4,
+ },
+ .rx_free_thresh = 64,
+ .rx_drop_en = 0,
+};
+
+static struct rte_eth_txconf tx_conf = {
+ .tx_thresh = {
+ .pthresh = 36,
+ .hthresh = 0,
+ .wthresh = 0,
+ },
+ .tx_free_thresh = 0,
+ .tx_rs_thresh = 0,
+};
+
+static void
+app_init_mbuf_pools(void)
+{
+ /* Init the buffer pool */
+ RTE_LOG(INFO, USER1, "Creating the mbuf pool ...\n");
+ app.pool = rte_pktmbuf_pool_create("mempool", app.pool_size,
+ app.pool_cache_size, 0, app.pool_buffer_size, rte_socket_id());
+ if (app.pool == NULL)
+ rte_panic("Cannot create mbuf pool\n");
+}
+
+static void
+app_init_rings(void)
+{
+ uint32_t i;
+
+ for (i = 0; i < app.n_ports; i++) {
+ char name[32];
+
+ snprintf(name, sizeof(name), "app_ring_rx_%u", i);
+
+ app.rings_rx[i] = rte_ring_create(
+ name,
+ app.ring_rx_size,
+ rte_socket_id(),
+ RING_F_SP_ENQ | RING_F_SC_DEQ);
+
+ if (app.rings_rx[i] == NULL)
+ rte_panic("Cannot create RX ring %u\n", i);
+ }
+
+ for (i = 0; i < app.n_ports; i++) {
+ char name[32];
+
+ snprintf(name, sizeof(name), "app_ring_tx_%u", i);
+
+ app.rings_tx[i] = rte_ring_create(
+ name,
+ app.ring_tx_size,
+ rte_socket_id(),
+ RING_F_SP_ENQ | RING_F_SC_DEQ);
+
+ if (app.rings_tx[i] == NULL)
+ rte_panic("Cannot create TX ring %u\n", i);
+ }
+
+}
+
+static void
+app_ports_check_link(void)
+{
+ uint32_t all_ports_up, i;
+
+ all_ports_up = 1;
+
+ for (i = 0; i < app.n_ports; i++) {
+ struct rte_eth_link link;
+ uint8_t port;
+
+ port = (uint8_t) app.ports[i];
+ memset(&link, 0, sizeof(link));
+ rte_eth_link_get_nowait(port, &link);
+ RTE_LOG(INFO, USER1, "Port %u (%u Gbps) %s\n",
+ port,
+ link.link_speed / 1000,
+ link.link_status ? "UP" : "DOWN");
+
+ if (link.link_status == ETH_LINK_DOWN)
+ all_ports_up = 0;
+ }
+
+ if (all_ports_up == 0)
+ rte_panic("Some NIC ports are DOWN\n");
+}
+
+static void
+app_init_ports(void)
+{
+ uint32_t i;
+
+ /* Init NIC ports, then start the ports */
+ for (i = 0; i < app.n_ports; i++) {
+ uint8_t port;
+ int ret;
+
+ port = (uint8_t) app.ports[i];
+ RTE_LOG(INFO, USER1, "Initializing NIC port %u ...\n", port);
+
+ /* Init port */
+ ret = rte_eth_dev_configure(
+ port,
+ 1,
+ 1,
+ &port_conf);
+ if (ret < 0)
+ rte_panic("Cannot init NIC port %u (%d)\n", port, ret);
+
+ rte_eth_promiscuous_enable(port);
+
+ /* Init RX queues */
+ ret = rte_eth_rx_queue_setup(
+ port,
+ 0,
+ app.port_rx_ring_size,
+ rte_eth_dev_socket_id(port),
+ &rx_conf,
+ app.pool);
+ if (ret < 0)
+ rte_panic("Cannot init RX for port %u (%d)\n",
+ (uint32_t) port, ret);
+
+ /* Init TX queues */
+ ret = rte_eth_tx_queue_setup(
+ port,
+ 0,
+ app.port_tx_ring_size,
+ rte_eth_dev_socket_id(port),
+ &tx_conf);
+ if (ret < 0)
+ rte_panic("Cannot init TX for port %u (%d)\n",
+ (uint32_t) port, ret);
+
+ /* Start port */
+ ret = rte_eth_dev_start(port);
+ if (ret < 0)
+ rte_panic("Cannot start port %u (%d)\n", port, ret);
+ }
+
+ app_ports_check_link();
+}
+
+void
+app_init(void)
+{
+ app_init_mbuf_pools();
+ app_init_rings();
+ app_init_ports();
+
+ RTE_LOG(INFO, USER1, "Initialization completed\n");
+}
Code Review / deb_dpdk.git / blobdiff