1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. 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 <stdio.h> 35 #include <stdlib.h> 36 #include <stdint.h> 37 #include <inttypes.h> 38 #include <sys/types.h> 39 #include <string.h> 40 #include <sys/queue.h> 41 #include <stdarg.h> 42 #include <errno.h> 43 #include <getopt.h> 44 45 #include <rte_common.h> 46 #include <rte_byteorder.h> 47 #include <rte_log.h> 48 #include <rte_memory.h> 49 #include <rte_memcpy.h> 50 #include <rte_memzone.h> 51 #include <rte_eal.h> 52 #include <rte_per_lcore.h> 53 #include <rte_launch.h> 54 #include <rte_atomic.h> 55 #include <rte_cycles.h> 56 #include <rte_prefetch.h> 57 #include <rte_lcore.h> 58 #include <rte_per_lcore.h> 59 #include <rte_branch_prediction.h> 60 #include <rte_interrupts.h> 61 #include <rte_pci.h> 62 #include <rte_random.h> 63 #include <rte_debug.h> 64 #include <rte_ether.h> 65 #include <rte_ethdev.h> 66 #include <rte_ring.h> 67 #include <rte_mempool.h> 68 #include <rte_mbuf.h> 69 #include <rte_ip.h> 70 #include <rte_tcp.h> 71 #include <rte_lpm.h> 72 #include <rte_lpm6.h> 73 #include <rte_string_fns.h> 74 75 #include "main.h" 76 77 struct app_params app; 78 79 static const char usage[] = "\n"; 80 81 void 82 app_print_usage(void) 83 { 84 printf(usage); 85 } 86 87 static int 88 app_parse_port_mask(const char *arg) 89 { 90 char *end = NULL; 91 uint64_t port_mask; 92 uint32_t i; 93 94 if (arg[0] == '\0') 95 return -1; 96 97 port_mask = strtoul(arg, &end, 16); 98 if ((end == NULL) || (*end != '\0')) 99 return -2; 100 101 if (port_mask == 0) 102 return -3; 103 104 app.n_ports = 0; 105 for (i = 0; i < 64; i++) { 106 if ((port_mask & (1LLU << i)) == 0) 107 continue; 108 109 if (app.n_ports >= APP_MAX_PORTS) 110 return -4; 111 112 app.ports[app.n_ports] = i; 113 app.n_ports++; 114 } 115 116 if (!rte_is_power_of_2(app.n_ports)) 117 return -5; 118 119 return 0; 120 } 121 122 struct { 123 const char *name; 124 uint32_t value; 125 } app_args_table[] = { 126 {"none", e_APP_PIPELINE_NONE}, 127 {"stub", e_APP_PIPELINE_STUB}, 128 {"hash-8-ext", e_APP_PIPELINE_HASH_KEY8_EXT}, 129 {"hash-8-lru", e_APP_PIPELINE_HASH_KEY8_LRU}, 130 {"hash-16-ext", e_APP_PIPELINE_HASH_KEY16_EXT}, 131 {"hash-16-lru", e_APP_PIPELINE_HASH_KEY16_LRU}, 132 {"hash-32-ext", e_APP_PIPELINE_HASH_KEY32_EXT}, 133 {"hash-32-lru", e_APP_PIPELINE_HASH_KEY32_LRU}, 134 {"hash-spec-8-ext", e_APP_PIPELINE_HASH_SPEC_KEY8_EXT}, 135 {"hash-spec-8-lru", e_APP_PIPELINE_HASH_SPEC_KEY8_LRU}, 136 {"hash-spec-16-ext", e_APP_PIPELINE_HASH_SPEC_KEY16_EXT}, 137 {"hash-spec-16-lru", e_APP_PIPELINE_HASH_SPEC_KEY16_LRU}, 138 {"hash-spec-32-ext", e_APP_PIPELINE_HASH_SPEC_KEY32_EXT}, 139 {"hash-spec-32-lru", e_APP_PIPELINE_HASH_SPEC_KEY32_LRU}, 140 {"acl", e_APP_PIPELINE_ACL}, 141 {"lpm", e_APP_PIPELINE_LPM}, 142 {"lpm-ipv6", e_APP_PIPELINE_LPM_IPV6}, 143 }; 144 145 int 146 app_parse_args(int argc, char **argv) 147 { 148 int opt, ret; 149 char **argvopt; 150 int option_index; 151 char *prgname = argv[0]; 152 static struct option lgopts[] = { 153 {"none", 0, 0, 0}, 154 {"stub", 0, 0, 0}, 155 {"hash-8-ext", 0, 0, 0}, 156 {"hash-8-lru", 0, 0, 0}, 157 {"hash-16-ext", 0, 0, 0}, 158 {"hash-16-lru", 0, 0, 0}, 159 {"hash-32-ext", 0, 0, 0}, 160 {"hash-32-lru", 0, 0, 0}, 161 {"hash-spec-8-ext", 0, 0, 0}, 162 {"hash-spec-8-lru", 0, 0, 0}, 163 {"hash-spec-16-ext", 0, 0, 0}, 164 {"hash-spec-16-lru", 0, 0, 0}, 165 {"hash-spec-32-ext", 0, 0, 0}, 166 {"hash-spec-32-lru", 0, 0, 0}, 167 {"acl", 0, 0, 0}, 168 {"lpm", 0, 0, 0}, 169 {"lpm-ipv6", 0, 0, 0}, 170 {NULL, 0, 0, 0} 171 }; 172 uint32_t lcores[3], n_lcores, lcore_id, pipeline_type_provided; 173 174 /* EAL args */ 175 n_lcores = 0; 176 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 177 if (rte_lcore_is_enabled(lcore_id) == 0) 178 continue; 179 180 if (n_lcores >= 3) { 181 RTE_LOG(ERR, USER1, "Number of cores must be 3\n"); 182 app_print_usage(); 183 return -1; 184 } 185 186 lcores[n_lcores] = lcore_id; 187 n_lcores++; 188 } 189 190 if (n_lcores != 3) { 191 RTE_LOG(ERR, USER1, "Number of cores must be 3\n"); 192 app_print_usage(); 193 return -1; 194 } 195 196 app.core_rx = lcores[0]; 197 app.core_worker = lcores[1]; 198 app.core_tx = lcores[2]; 199 200 /* Non-EAL args */ 201 argvopt = argv; 202 203 app.pipeline_type = e_APP_PIPELINE_HASH_KEY16_LRU; 204 pipeline_type_provided = 0; 205 206 while ((opt = getopt_long(argc, argvopt, "p:", 207 lgopts, &option_index)) != EOF) { 208 switch (opt) { 209 case 'p': 210 if (app_parse_port_mask(optarg) < 0) { 211 app_print_usage(); 212 return -1; 213 } 214 break; 215 216 case 0: /* long options */ 217 if (!pipeline_type_provided) { 218 uint32_t i; 219 220 for (i = 0; i < e_APP_PIPELINES; i++) { 221 if (!strcmp(lgopts[option_index].name, 222 app_args_table[i].name)) { 223 app.pipeline_type = 224 app_args_table[i].value; 225 pipeline_type_provided = 1; 226 break; 227 } 228 } 229 230 break; 231 } 232 233 app_print_usage(); 234 return -1; 235 236 default: 237 return -1; 238 } 239 } 240 241 if (optind >= 0) 242 argv[optind - 1] = prgname; 243 244 ret = optind - 1; 245 optind = 0; /* reset getopt lib */ 246 return ret; 247 } 248