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author | 2016-06-14 07:54:47 -0700 | |
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committer | 2016-06-14 07:55:43 -0700 | |
commit | 5129044dce1f85ce4950f31bcf90f3886466f06a (patch) | |
tree | 1c6269614c0c15ffef8451c58ae8f8b30a1bc804 /app/test-pipeline/init.c | |
parent | e04be89c2409570e0055b2cda60bd11395bb93b0 (diff) |
Imported upstream release 16.04
* gbp import-orig ../dpdk-16.04.tar.xz
Change-Id: Iac2196db782ba322f6974d8a752acc34ce5024c3
Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>
Diffstat (limited to 'app/test-pipeline/init.c')
-rw-r--r-- | app/test-pipeline/init.c | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/app/test-pipeline/init.c b/app/test-pipeline/init.c new file mode 100644 index 00000000..aef082fc --- /dev/null +++ b/app/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 = 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"); +} |