c928adc4e7
Add unit test for thash library Signed-off-by: Vladimir Medvedkin <medvedkinv@gmail.com> Acked-by: Bruce Richardson <bruce.richardson@intel.com>
177 lines
6.0 KiB
C
177 lines
6.0 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright(c) 2015 Vladimir Medvedkin <medvedkinv@gmail.com>
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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 <rte_common.h>
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#include <rte_eal.h>
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#include <rte_ip.h>
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#include "test.h"
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#include <rte_thash.h>
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struct test_thash_v4 {
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uint32_t dst_ip;
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uint32_t src_ip;
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uint16_t dst_port;
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uint16_t src_port;
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uint32_t hash_l3;
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uint32_t hash_l3l4;
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};
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struct test_thash_v6 {
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uint8_t dst_ip[16];
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uint8_t src_ip[16];
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uint16_t dst_port;
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uint16_t src_port;
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uint32_t hash_l3;
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uint32_t hash_l3l4;
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};
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/*From 82599 Datasheet 7.1.2.8.3 RSS Verification Suite*/
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struct test_thash_v4 v4_tbl[] = {
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{IPv4(161, 142, 100, 80), IPv4(66, 9, 149, 187),
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1766, 2794, 0x323e8fc2, 0x51ccc178},
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{IPv4(65, 69, 140, 83), IPv4(199, 92, 111, 2),
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4739, 14230, 0xd718262a, 0xc626b0ea},
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{IPv4(12, 22, 207, 184), IPv4(24, 19, 198, 95),
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38024, 12898, 0xd2d0a5de, 0x5c2b394a},
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{IPv4(209, 142, 163, 6), IPv4(38, 27, 205, 30),
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2217, 48228, 0x82989176, 0xafc7327f},
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{IPv4(202, 188, 127, 2), IPv4(153, 39, 163, 191),
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1303, 44251, 0x5d1809c5, 0x10e828a2},
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};
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struct test_thash_v6 v6_tbl[] = {
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/*3ffe:2501:200:3::1*/
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{{0x3f, 0xfe, 0x25, 0x01, 0x02, 0x00, 0x00, 0x03,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,},
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/*3ffe:2501:200:1fff::7*/
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{0x3f, 0xfe, 0x25, 0x01, 0x02, 0x00, 0x1f, 0xff,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07,},
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1766, 2794, 0x2cc18cd5, 0x40207d3d},
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/*ff02::1*/
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{{0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,},
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/*3ffe:501:8::260:97ff:fe40:efab*/
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{0x3f, 0xfe, 0x05, 0x01, 0x00, 0x08, 0x00, 0x00,
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0x02, 0x60, 0x97, 0xff, 0xfe, 0x40, 0xef, 0xab,},
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4739, 14230, 0x0f0c461c, 0xdde51bbf},
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/*fe80::200:f8ff:fe21:67cf*/
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{{0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x02, 0x00, 0xf8, 0xff, 0xfe, 0x21, 0x67, 0xcf,},
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/*3ffe:1900:4545:3:200:f8ff:fe21:67cf*/
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{0x3f, 0xfe, 0x19, 0x00, 0x45, 0x45, 0x00, 0x03,
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0x02, 0x00, 0xf8, 0xff, 0xfe, 0x21, 0x67, 0xcf,},
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38024, 44251, 0x4b61e985, 0x02d1feef},
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};
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uint8_t default_rss_key[] = {
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0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2,
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0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0,
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0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4,
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0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c,
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0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa,
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};
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static int
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test_thash(void)
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{
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uint32_t i, j;
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union rte_thash_tuple tuple;
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uint32_t rss_l3, rss_l3l4;
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uint8_t rss_key_be[RTE_DIM(default_rss_key)];
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struct ipv6_hdr ipv6_hdr;
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/* Convert RSS key*/
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rte_convert_rss_key((uint32_t *)&default_rss_key,
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(uint32_t *)rss_key_be, RTE_DIM(default_rss_key));
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for (i = 0; i < RTE_DIM(v4_tbl); i++) {
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tuple.v4.src_addr = v4_tbl[i].src_ip;
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tuple.v4.dst_addr = v4_tbl[i].dst_ip;
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tuple.v4.sport = v4_tbl[i].src_port;
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tuple.v4.dport = v4_tbl[i].dst_port;
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/*Calculate hash with original key*/
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rss_l3 = rte_softrss((uint32_t *)&tuple,
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RTE_THASH_V4_L3_LEN, default_rss_key);
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rss_l3l4 = rte_softrss((uint32_t *)&tuple,
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RTE_THASH_V4_L4_LEN, default_rss_key);
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if ((rss_l3 != v4_tbl[i].hash_l3) ||
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(rss_l3l4 != v4_tbl[i].hash_l3l4))
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return -1;
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/*Calculate hash with converted key*/
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rss_l3 = rte_softrss_be((uint32_t *)&tuple,
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RTE_THASH_V4_L3_LEN, rss_key_be);
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rss_l3l4 = rte_softrss_be((uint32_t *)&tuple,
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RTE_THASH_V4_L4_LEN, rss_key_be);
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if ((rss_l3 != v4_tbl[i].hash_l3) ||
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(rss_l3l4 != v4_tbl[i].hash_l3l4))
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return -1;
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}
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for (i = 0; i < RTE_DIM(v6_tbl); i++) {
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/*Fill ipv6 hdr*/
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for (j = 0; j < RTE_DIM(ipv6_hdr.src_addr); j++)
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ipv6_hdr.src_addr[j] = v6_tbl[i].src_ip[j];
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for (j = 0; j < RTE_DIM(ipv6_hdr.dst_addr); j++)
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ipv6_hdr.dst_addr[j] = v6_tbl[i].dst_ip[j];
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/*Load and convert ipv6 address into tuple*/
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rte_thash_load_v6_addrs(&ipv6_hdr, &tuple);
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tuple.v6.sport = v6_tbl[i].src_port;
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tuple.v6.dport = v6_tbl[i].dst_port;
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/*Calculate hash with original key*/
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rss_l3 = rte_softrss((uint32_t *)&tuple,
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RTE_THASH_V6_L3_LEN, default_rss_key);
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rss_l3l4 = rte_softrss((uint32_t *)&tuple,
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RTE_THASH_V6_L4_LEN, default_rss_key);
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if ((rss_l3 != v6_tbl[i].hash_l3) ||
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(rss_l3l4 != v6_tbl[i].hash_l3l4))
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return -1;
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/*Calculate hash with converted key*/
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rss_l3 = rte_softrss_be((uint32_t *)&tuple,
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RTE_THASH_V6_L3_LEN, rss_key_be);
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rss_l3l4 = rte_softrss_be((uint32_t *)&tuple,
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RTE_THASH_V6_L4_LEN, rss_key_be);
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if ((rss_l3 != v6_tbl[i].hash_l3) ||
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(rss_l3l4 != v6_tbl[i].hash_l3l4))
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return -1;
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}
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return 0;
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}
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static struct test_command thash_cmd = {
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.command = "thash_autotest",
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.callback = test_thash,
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};
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REGISTER_TEST_COMMAND(thash_cmd);
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