4 * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * * Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * * Neither the name of Intel Corporation nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 #if defined(RTE_LIBRTE_SCHED) && defined(RTE_ARCH_X86_64)
44 #include <rte_cycles.h>
45 #include <rte_ether.h>
47 #include <rte_byteorder.h>
48 #include <rte_sched.h>
51 #define VERIFY(exp,fmt,args...) \
53 printf(fmt, ##args); \
63 static struct rte_sched_subport_params subport_param[] = {
65 .tb_rate = 1250000000,
68 .tc_rate = {1250000000, 1250000000, 1250000000, 1250000000},
73 static struct rte_sched_pipe_params pipe_profile[] = {
78 .tc_rate = {305175, 305175, 305175, 305175},
81 .wrr_weights = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1},
85 static struct rte_sched_port_params port_param = {
86 .socket = 0, /* computed */
87 .rate = 0, /* computed */
89 .frame_overhead = RTE_SCHED_FRAME_OVERHEAD_DEFAULT,
90 .n_subports_per_port = 1,
91 .n_pipes_per_subport = 4096,
92 .qsize = {64, 64, 64, 64},
93 .pipe_profiles = pipe_profile,
98 #define MAX_PACKET_SZ 2048
99 #define MBUF_SZ (MAX_PACKET_SZ + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM)
100 #define PKT_BURST_SZ 32
101 #define MEMPOOL_CACHE_SZ PKT_BURST_SZ
105 static struct rte_mempool *
108 struct rte_mempool * mp;
110 mp = rte_mempool_lookup("test_sched");
112 mp = rte_mempool_create("test_sched",
116 sizeof(struct rte_pktmbuf_pool_private),
117 rte_pktmbuf_pool_init,
128 prepare_pkt(struct rte_mbuf *mbuf)
130 struct ether_hdr *eth_hdr;
131 struct vlan_hdr *vlan1, *vlan2;
132 struct ipv4_hdr *ip_hdr;
134 /* Simulate a classifier */
135 eth_hdr = rte_pktmbuf_mtod(mbuf, struct ether_hdr *);
136 vlan1 = (struct vlan_hdr *)(ð_hdr->ether_type );
137 vlan2 = (struct vlan_hdr *)((uintptr_t)ð_hdr->ether_type + sizeof(struct vlan_hdr));
138 eth_hdr = (struct ether_hdr *)((uintptr_t)ð_hdr->ether_type + 2 *sizeof(struct vlan_hdr));
139 ip_hdr = (struct ipv4_hdr *)((uintptr_t)eth_hdr + sizeof(eth_hdr->ether_type));
141 vlan1->vlan_tci = rte_cpu_to_be_16(SUBPORT);
142 vlan2->vlan_tci = rte_cpu_to_be_16(PIPE);
143 eth_hdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_IPv4);
144 ip_hdr->dst_addr = IPv4(0,0,TC,QUEUE);
147 rte_sched_port_pkt_write(mbuf, SUBPORT, PIPE, TC, QUEUE, e_RTE_METER_YELLOW);
150 mbuf->pkt.pkt_len = 60;
151 mbuf->pkt.data_len = 60;
156 * test main entrance for library sched
161 struct rte_mempool *mp = NULL;
162 struct rte_sched_port *port = NULL;
164 struct rte_mbuf *in_mbufs[10];
165 struct rte_mbuf *out_mbufs[10];
170 mp = create_mempool();
172 port_param.socket = 0;
173 port_param.rate = (uint64_t) 10000 * 1000 * 1000 / 8;
175 port = rte_sched_port_config(&port_param);
176 VERIFY(port != NULL, "Error config sched port\n");
179 err = rte_sched_subport_config(port, SUBPORT, subport_param);
180 VERIFY(err == 0, "Error config sched, err=%d\n", err);
182 for (pipe = 0; pipe < port_param.n_pipes_per_subport; pipe ++) {
183 err = rte_sched_pipe_config(port, SUBPORT, pipe, 0);
184 VERIFY(err == 0, "Error config sched pipe %u, err=%d\n", pipe, err);
187 for (i = 0; i < 10; i++) {
188 in_mbufs[i] = rte_pktmbuf_alloc(mp);
189 prepare_pkt(in_mbufs[i]);
193 err = rte_sched_port_enqueue(port, in_mbufs, 10);
194 VERIFY(err == 10, "Wrong enqueue, err=%d\n", err);
196 err = rte_sched_port_dequeue(port, out_mbufs, 10);
197 VERIFY(err == 10, "Wrong dequeue, err=%d\n", err);
199 for (i = 0; i < 10; i++) {
200 enum rte_meter_color color;
201 uint32_t subport, traffic_class, queue;
203 color = rte_sched_port_pkt_read_color(out_mbufs[i]);
204 VERIFY(color == e_RTE_METER_YELLOW, "Wrong color\n");
206 rte_sched_port_pkt_read_tree_path(out_mbufs[i],
207 &subport, &pipe, &traffic_class, &queue);
209 VERIFY(subport == SUBPORT, "Wrong subport\n");
210 VERIFY(pipe == PIPE, "Wrong pipe\n");
211 VERIFY(traffic_class == TC, "Wrong traffic_class\n");
212 VERIFY(queue == QUEUE, "Wrong queue\n");
217 struct rte_sched_subport_stats subport_stats;
219 rte_sched_subport_read_stats(port, SUBPORT, &subport_stats, &tc_ov);
220 //VERIFY(subport_stats.n_pkts_tc[TC-1] == 10, "Wrong subport stats\n");
222 struct rte_sched_queue_stats queue_stats;
224 rte_sched_queue_read_stats(port, QUEUE, &queue_stats, &qlen);
225 //VERIFY(queue_stats.n_pkts == 10, "Wrong queue stats\n");
227 rte_sched_port_free(port);
232 #else /* RTE_LIBRTE_SCHED */
237 printf("The Scheduler library is not included in this build\n");
240 #endif /* RTE_LIBRTE_SCHED */