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_tailq.h> 52 #include <rte_eal.h> 53 #include <rte_per_lcore.h> 54 #include <rte_launch.h> 55 #include <rte_atomic.h> 56 #include <rte_cycles.h> 57 #include <rte_prefetch.h> 58 #include <rte_lcore.h> 59 #include <rte_per_lcore.h> 60 #include <rte_branch_prediction.h> 61 #include <rte_interrupts.h> 62 #include <rte_pci.h> 63 #include <rte_random.h> 64 #include <rte_debug.h> 65 #include <rte_ether.h> 66 #include <rte_ethdev.h> 67 #include <rte_ring.h> 68 #include <rte_mempool.h> 69 #include <rte_mbuf.h> 70 #include <rte_ip.h> 71 #include <rte_tcp.h> 72 #include <rte_lpm.h> 73 #include <rte_lpm6.h> 74 #include <rte_string_fns.h> 75 76 #include "main.h" 77 78 struct app_params app; 79 80 static const char usage[] = "\n"; 81 82 void 83 app_print_usage(void) 84 { 85 printf(usage); 86 } 87 88 static int 89 app_parse_port_mask(const char *arg) 90 { 91 char *end = NULL; 92 uint64_t port_mask; 93 uint32_t i; 94 95 if (arg[0] == '\0') 96 return -1; 97 98 port_mask = strtoul(arg, &end, 16); 99 if ((end == NULL) || (*end != '\0')) 100 return -2; 101 102 if (port_mask == 0) 103 return -3; 104 105 app.n_ports = 0; 106 for (i = 0; i < 64; i++) { 107 if ((port_mask & (1LLU << i)) == 0) 108 continue; 109 110 if (app.n_ports >= APP_MAX_PORTS) 111 return -4; 112 113 app.ports[app.n_ports] = i; 114 app.n_ports++; 115 } 116 117 if (!rte_is_power_of_2(app.n_ports)) 118 return -5; 119 120 return 0; 121 } 122 123 struct { 124 const char *name; 125 uint32_t value; 126 } app_args_table[] = { 127 {"none", e_APP_PIPELINE_NONE}, 128 {"stub", e_APP_PIPELINE_STUB}, 129 {"hash-8-ext", e_APP_PIPELINE_HASH_KEY8_EXT}, 130 {"hash-8-lru", e_APP_PIPELINE_HASH_KEY8_LRU}, 131 {"hash-16-ext", e_APP_PIPELINE_HASH_KEY16_EXT}, 132 {"hash-16-lru", e_APP_PIPELINE_HASH_KEY16_LRU}, 133 {"hash-32-ext", e_APP_PIPELINE_HASH_KEY32_EXT}, 134 {"hash-32-lru", e_APP_PIPELINE_HASH_KEY32_LRU}, 135 {"hash-spec-8-ext", e_APP_PIPELINE_HASH_SPEC_KEY8_EXT}, 136 {"hash-spec-8-lru", e_APP_PIPELINE_HASH_SPEC_KEY8_LRU}, 137 {"hash-spec-16-ext", e_APP_PIPELINE_HASH_SPEC_KEY16_EXT}, 138 {"hash-spec-16-lru", e_APP_PIPELINE_HASH_SPEC_KEY16_LRU}, 139 {"hash-spec-32-ext", e_APP_PIPELINE_HASH_SPEC_KEY32_EXT}, 140 {"hash-spec-32-lru", e_APP_PIPELINE_HASH_SPEC_KEY32_LRU}, 141 {"acl", e_APP_PIPELINE_ACL}, 142 {"lpm", e_APP_PIPELINE_LPM}, 143 {"lpm-ipv6", e_APP_PIPELINE_LPM_IPV6}, 144 }; 145 146 int 147 app_parse_args(int argc, char **argv) 148 { 149 int opt, ret; 150 char **argvopt; 151 int option_index; 152 char *prgname = argv[0]; 153 static struct option lgopts[] = { 154 {"none", 0, 0, 0}, 155 {"stub", 0, 0, 0}, 156 {"hash-8-ext", 0, 0, 0}, 157 {"hash-8-lru", 0, 0, 0}, 158 {"hash-16-ext", 0, 0, 0}, 159 {"hash-16-lru", 0, 0, 0}, 160 {"hash-32-ext", 0, 0, 0}, 161 {"hash-32-lru", 0, 0, 0}, 162 {"hash-spec-8-ext", 0, 0, 0}, 163 {"hash-spec-8-lru", 0, 0, 0}, 164 {"hash-spec-16-ext", 0, 0, 0}, 165 {"hash-spec-16-lru", 0, 0, 0}, 166 {"hash-spec-32-ext", 0, 0, 0}, 167 {"hash-spec-32-lru", 0, 0, 0}, 168 {"acl", 0, 0, 0}, 169 {"lpm", 0, 0, 0}, 170 {"lpm-ipv6", 0, 0, 0}, 171 {NULL, 0, 0, 0} 172 }; 173 uint32_t lcores[3], n_lcores, lcore_id, pipeline_type_provided; 174 175 /* EAL args */ 176 n_lcores = 0; 177 for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { 178 if (rte_lcore_is_enabled(lcore_id) == 0) 179 continue; 180 181 if (n_lcores >= 3) { 182 RTE_LOG(ERR, USER1, "Number of cores must be 3\n"); 183 app_print_usage(); 184 return -1; 185 } 186 187 lcores[n_lcores] = lcore_id; 188 n_lcores++; 189 } 190 191 if (n_lcores != 3) { 192 RTE_LOG(ERR, USER1, "Number of cores must be 3\n"); 193 app_print_usage(); 194 return -1; 195 } 196 197 app.core_rx = lcores[0]; 198 app.core_worker = lcores[1]; 199 app.core_tx = lcores[2]; 200 201 /* Non-EAL args */ 202 argvopt = argv; 203 204 app.pipeline_type = e_APP_PIPELINE_HASH_KEY16_LRU; 205 pipeline_type_provided = 0; 206 207 while ((opt = getopt_long(argc, argvopt, "p:", 208 lgopts, &option_index)) != EOF) { 209 switch (opt) { 210 case 'p': 211 if (app_parse_port_mask(optarg) < 0) { 212 app_print_usage(); 213 return -1; 214 } 215 break; 216 217 case 0: /* long options */ 218 if (!pipeline_type_provided) { 219 uint32_t i; 220 221 for (i = 0; i < e_APP_PIPELINES; i++) { 222 if (!strcmp(lgopts[option_index].name, 223 app_args_table[i].name)) { 224 app.pipeline_type = 225 app_args_table[i].value; 226 pipeline_type_provided = 1; 227 break; 228 } 229 } 230 231 break; 232 } 233 234 app_print_usage(); 235 return -1; 236 237 default: 238 return -1; 239 } 240 } 241 242 if (optind >= 0) 243 argv[optind - 1] = prgname; 244 245 ret = optind - 1; 246 optind = 0; /* reset getopt lib */ 247 return ret; 248 } 249