1 files changed, 280 insertions, 0 deletions
diff --git a/src/seastar/dpdk/test/test-pipeline/init.c b/src/seastar/dpdk/test/test-pipeline/init.c
new file mode 100644
index 00000000..00dbc279
--- /dev/null
+++ b/src/seastar/dpdk/test/test-pipeline/init.c
@@ -0,0 +1,280 @@
+/*-
+ *   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   = 1, /* 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");
+}