244 lines
6.7 KiB
C
Executable File
244 lines
6.7 KiB
C
Executable File
/*-
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* BSD LICENSE
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*
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* Copyright(c) 2010-2013 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdint.h>
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#include <unistd.h>
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#include <cmdline_parse.h>
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#include "test.h"
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#if defined(RTE_LIBRTE_SCHED) && defined(RTE_ARCH_X86_64)
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#include <rte_cycles.h>
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#include <rte_ether.h>
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#include <rte_ip.h>
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#include <rte_byteorder.h>
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#include <rte_sched.h>
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#define VERIFY(exp,fmt,args...) \
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if (!(exp)) { \
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printf(fmt, ##args); \
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return -1; \
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}
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#define SUBPORT 0
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#define PIPE 1
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#define TC 2
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#define QUEUE 3
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static struct rte_sched_subport_params subport_param[] = {
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{
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.tb_rate = 1250000000,
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.tb_size = 1000000,
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.tc_rate = {1250000000, 1250000000, 1250000000, 1250000000},
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.tc_period = 10,
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},
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};
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static struct rte_sched_pipe_params pipe_profile[] = {
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{ /* Profile #0 */
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.tb_rate = 305175,
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.tb_size = 1000000,
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.tc_rate = {305175, 305175, 305175, 305175},
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.tc_period = 40,
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.wrr_weights = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1},
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},
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};
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static struct rte_sched_port_params port_param = {
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.name = "port_0",
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.socket = 0, /* computed */
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.rate = 0, /* computed */
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.frame_overhead = RTE_SCHED_FRAME_OVERHEAD_DEFAULT,
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.n_subports_per_port = 1,
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.n_pipes_per_subport = 4096,
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.qsize = {64, 64, 64, 64},
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.pipe_profiles = pipe_profile,
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.n_pipe_profiles = 1,
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};
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#define NB_MBUF 32
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#define MAX_PACKET_SZ 2048
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#define MBUF_SZ (MAX_PACKET_SZ + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM)
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#define PKT_BURST_SZ 32
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#define MEMPOOL_CACHE_SZ PKT_BURST_SZ
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#define SOCKET 0
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static struct rte_mempool *
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create_mempool(void)
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{
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struct rte_mempool * mp;
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mp = rte_mempool_lookup("test_sched");
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if (!mp)
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mp = rte_mempool_create("test_sched",
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NB_MBUF,
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MBUF_SZ,
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MEMPOOL_CACHE_SZ,
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sizeof(struct rte_pktmbuf_pool_private),
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rte_pktmbuf_pool_init,
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NULL,
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rte_pktmbuf_init,
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NULL,
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SOCKET,
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0);
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return mp;
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}
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static void
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prepare_pkt(struct rte_mbuf *mbuf)
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{
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struct ether_hdr *eth_hdr;
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struct vlan_hdr *vlan1, *vlan2;
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struct ipv4_hdr *ip_hdr;
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/* Simulate a classifier */
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eth_hdr = rte_pktmbuf_mtod(mbuf, struct ether_hdr *);
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vlan1 = (struct vlan_hdr *)(ð_hdr->ether_type );
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vlan2 = (struct vlan_hdr *)((uintptr_t)ð_hdr->ether_type + sizeof(struct vlan_hdr));
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eth_hdr = (struct ether_hdr *)((uintptr_t)ð_hdr->ether_type + 2 *sizeof(struct vlan_hdr));
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ip_hdr = (struct ipv4_hdr *)((uintptr_t)eth_hdr + sizeof(eth_hdr->ether_type));
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vlan1->vlan_tci = rte_cpu_to_be_16(SUBPORT);
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vlan2->vlan_tci = rte_cpu_to_be_16(PIPE);
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eth_hdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_IPv4);
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ip_hdr->dst_addr = IPv4(0,0,TC,QUEUE);
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rte_sched_port_pkt_write(mbuf, SUBPORT, PIPE, TC, QUEUE, e_RTE_METER_YELLOW);
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/* 64 byte packet */
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mbuf->pkt.pkt_len = 60;
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mbuf->pkt.data_len = 60;
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}
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/**
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* test main entrance for library sched
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*/
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int
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test_sched(void)
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{
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struct rte_mempool *mp = NULL;
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struct rte_sched_port *port = NULL;
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uint32_t pipe;
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struct rte_mbuf *in_mbufs[10];
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struct rte_mbuf *out_mbufs[10];
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int i;
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int err;
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mp = create_mempool();
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port_param.socket = 0;
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port_param.rate = (uint64_t) 10000 * 1000 * 1000 / 8;
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port_param.name = "port_0";
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port = rte_sched_port_config(&port_param);
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VERIFY(port != NULL, "Error config sched port\n");
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err = rte_sched_subport_config(port, SUBPORT, subport_param);
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VERIFY(err == 0, "Error config sched, err=%d\n", err);
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for (pipe = 0; pipe < port_param.n_pipes_per_subport; pipe ++) {
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err = rte_sched_pipe_config(port, SUBPORT, pipe, 0);
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VERIFY(err == 0, "Error config sched pipe %u, err=%d\n", pipe, err);
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}
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for (i = 0; i < 10; i++) {
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in_mbufs[i] = rte_pktmbuf_alloc(mp);
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prepare_pkt(in_mbufs[i]);
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}
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err = rte_sched_port_enqueue(port, in_mbufs, 10);
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VERIFY(err == 10, "Wrong enqueue, err=%d\n", err);
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err = rte_sched_port_dequeue(port, out_mbufs, 10);
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VERIFY(err == 10, "Wrong dequeue, err=%d\n", err);
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for (i = 0; i < 10; i++) {
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enum rte_meter_color color;
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uint32_t subport, traffic_class, queue;
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color = rte_sched_port_pkt_read_color(out_mbufs[i]);
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VERIFY(color == e_RTE_METER_YELLOW, "Wrong color\n");
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rte_sched_port_pkt_read_tree_path(out_mbufs[i],
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&subport, &pipe, &traffic_class, &queue);
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VERIFY(subport == SUBPORT, "Wrong subport\n");
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VERIFY(pipe == PIPE, "Wrong pipe\n");
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VERIFY(traffic_class == TC, "Wrong traffic_class\n");
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VERIFY(queue == QUEUE, "Wrong queue\n");
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}
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struct rte_sched_subport_stats subport_stats;
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uint32_t tc_ov;
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rte_sched_subport_read_stats(port, SUBPORT, &subport_stats, &tc_ov);
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//VERIFY(subport_stats.n_pkts_tc[TC-1] == 10, "Wrong subport stats\n");
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struct rte_sched_queue_stats queue_stats;
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uint16_t qlen;
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rte_sched_queue_read_stats(port, QUEUE, &queue_stats, &qlen);
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//VERIFY(queue_stats.n_pkts == 10, "Wrong queue stats\n");
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rte_sched_port_free(port);
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return 0;
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}
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#else /* RTE_LIBRTE_SCHED */
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int
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test_sched(void)
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{
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printf("The Scheduler library is not included in this build\n");
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return 0;
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}
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#endif /* RTE_LIBRTE_SCHED */
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