1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2015 Vladimir Medvedkin <medvedkinv@gmail.com> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 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 16 * distribution. 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. 20 * 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. 32 */ 33 34 #include <rte_common.h> 35 #include <rte_eal.h> 36 #include <rte_ip.h> 37 38 #include "test.h" 39 40 #include <rte_thash.h> 41 42 struct test_thash_v4 { 43 uint32_t dst_ip; 44 uint32_t src_ip; 45 uint16_t dst_port; 46 uint16_t src_port; 47 uint32_t hash_l3; 48 uint32_t hash_l3l4; 49 }; 50 51 struct test_thash_v6 { 52 uint8_t dst_ip[16]; 53 uint8_t src_ip[16]; 54 uint16_t dst_port; 55 uint16_t src_port; 56 uint32_t hash_l3; 57 uint32_t hash_l3l4; 58 }; 59 60 /*From 82599 Datasheet 7.1.2.8.3 RSS Verification Suite*/ 61 struct test_thash_v4 v4_tbl[] = { 62 {RTE_IPv4(161, 142, 100, 80), RTE_IPv4(66, 9, 149, 187), 63 1766, 2794, 0x323e8fc2, 0x51ccc178}, 64 {RTE_IPv4(65, 69, 140, 83), RTE_IPv4(199, 92, 111, 2), 65 4739, 14230, 0xd718262a, 0xc626b0ea}, 66 {RTE_IPv4(12, 22, 207, 184), RTE_IPv4(24, 19, 198, 95), 67 38024, 12898, 0xd2d0a5de, 0x5c2b394a}, 68 {RTE_IPv4(209, 142, 163, 6), RTE_IPv4(38, 27, 205, 30), 69 2217, 48228, 0x82989176, 0xafc7327f}, 70 {RTE_IPv4(202, 188, 127, 2), RTE_IPv4(153, 39, 163, 191), 71 1303, 44251, 0x5d1809c5, 0x10e828a2}, 72 }; 73 74 struct test_thash_v6 v6_tbl[] = { 75 /*3ffe:2501:200:3::1*/ 76 {{0x3f, 0xfe, 0x25, 0x01, 0x02, 0x00, 0x00, 0x03, 77 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,}, 78 /*3ffe:2501:200:1fff::7*/ 79 {0x3f, 0xfe, 0x25, 0x01, 0x02, 0x00, 0x1f, 0xff, 80 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07,}, 81 1766, 2794, 0x2cc18cd5, 0x40207d3d}, 82 /*ff02::1*/ 83 {{0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 84 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,}, 85 /*3ffe:501:8::260:97ff:fe40:efab*/ 86 {0x3f, 0xfe, 0x05, 0x01, 0x00, 0x08, 0x00, 0x00, 87 0x02, 0x60, 0x97, 0xff, 0xfe, 0x40, 0xef, 0xab,}, 88 4739, 14230, 0x0f0c461c, 0xdde51bbf}, 89 /*fe80::200:f8ff:fe21:67cf*/ 90 {{0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 91 0x02, 0x00, 0xf8, 0xff, 0xfe, 0x21, 0x67, 0xcf,}, 92 /*3ffe:1900:4545:3:200:f8ff:fe21:67cf*/ 93 {0x3f, 0xfe, 0x19, 0x00, 0x45, 0x45, 0x00, 0x03, 94 0x02, 0x00, 0xf8, 0xff, 0xfe, 0x21, 0x67, 0xcf,}, 95 38024, 44251, 0x4b61e985, 0x02d1feef}, 96 }; 97 98 uint8_t default_rss_key[] = { 99 0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, 100 0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0, 101 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4, 102 0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c, 103 0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa, 104 }; 105 106 static int 107 test_thash(void) 108 { 109 uint32_t i, j; 110 union rte_thash_tuple tuple; 111 uint32_t rss_l3, rss_l3l4; 112 uint8_t rss_key_be[RTE_DIM(default_rss_key)]; 113 struct rte_ipv6_hdr ipv6_hdr; 114 115 /* Convert RSS key*/ 116 rte_convert_rss_key((uint32_t *)&default_rss_key, 117 (uint32_t *)rss_key_be, RTE_DIM(default_rss_key)); 118 119 120 for (i = 0; i < RTE_DIM(v4_tbl); i++) { 121 tuple.v4.src_addr = v4_tbl[i].src_ip; 122 tuple.v4.dst_addr = v4_tbl[i].dst_ip; 123 tuple.v4.sport = v4_tbl[i].src_port; 124 tuple.v4.dport = v4_tbl[i].dst_port; 125 /*Calculate hash with original key*/ 126 rss_l3 = rte_softrss((uint32_t *)&tuple, 127 RTE_THASH_V4_L3_LEN, default_rss_key); 128 rss_l3l4 = rte_softrss((uint32_t *)&tuple, 129 RTE_THASH_V4_L4_LEN, default_rss_key); 130 if ((rss_l3 != v4_tbl[i].hash_l3) || 131 (rss_l3l4 != v4_tbl[i].hash_l3l4)) 132 return -1; 133 /*Calculate hash with converted key*/ 134 rss_l3 = rte_softrss_be((uint32_t *)&tuple, 135 RTE_THASH_V4_L3_LEN, rss_key_be); 136 rss_l3l4 = rte_softrss_be((uint32_t *)&tuple, 137 RTE_THASH_V4_L4_LEN, rss_key_be); 138 if ((rss_l3 != v4_tbl[i].hash_l3) || 139 (rss_l3l4 != v4_tbl[i].hash_l3l4)) 140 return -1; 141 } 142 for (i = 0; i < RTE_DIM(v6_tbl); i++) { 143 /*Fill ipv6 hdr*/ 144 for (j = 0; j < RTE_DIM(ipv6_hdr.src_addr); j++) 145 ipv6_hdr.src_addr[j] = v6_tbl[i].src_ip[j]; 146 for (j = 0; j < RTE_DIM(ipv6_hdr.dst_addr); j++) 147 ipv6_hdr.dst_addr[j] = v6_tbl[i].dst_ip[j]; 148 /*Load and convert ipv6 address into tuple*/ 149 rte_thash_load_v6_addrs(&ipv6_hdr, &tuple); 150 tuple.v6.sport = v6_tbl[i].src_port; 151 tuple.v6.dport = v6_tbl[i].dst_port; 152 /*Calculate hash with original key*/ 153 rss_l3 = rte_softrss((uint32_t *)&tuple, 154 RTE_THASH_V6_L3_LEN, default_rss_key); 155 rss_l3l4 = rte_softrss((uint32_t *)&tuple, 156 RTE_THASH_V6_L4_LEN, default_rss_key); 157 if ((rss_l3 != v6_tbl[i].hash_l3) || 158 (rss_l3l4 != v6_tbl[i].hash_l3l4)) 159 return -1; 160 /*Calculate hash with converted key*/ 161 rss_l3 = rte_softrss_be((uint32_t *)&tuple, 162 RTE_THASH_V6_L3_LEN, rss_key_be); 163 rss_l3l4 = rte_softrss_be((uint32_t *)&tuple, 164 RTE_THASH_V6_L4_LEN, rss_key_be); 165 if ((rss_l3 != v6_tbl[i].hash_l3) || 166 (rss_l3l4 != v6_tbl[i].hash_l3l4)) 167 return -1; 168 } 169 return 0; 170 } 171 172 REGISTER_TEST_COMMAND(thash_autotest, test_thash); 173