1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2014 Intel Corporation 3 */ 4 5 #include <stdio.h> 6 #include <string.h> 7 #include <stdint.h> 8 #include <sys/epoll.h> 9 #include <fcntl.h> 10 #include <unistd.h> 11 #include <stdlib.h> 12 #include <signal.h> 13 #include <errno.h> 14 15 #include <sys/queue.h> 16 17 #include <rte_common.h> 18 #include <rte_eal.h> 19 #include <rte_launch.h> 20 #include <rte_log.h> 21 #include <rte_per_lcore.h> 22 #include <rte_lcore.h> 23 #include <rte_ethdev.h> 24 #include <getopt.h> 25 #include <rte_cycles.h> 26 #include <rte_debug.h> 27 28 #include "channel_manager.h" 29 #include "channel_monitor.h" 30 #include "power_manager.h" 31 #include "vm_power_cli.h" 32 #include "oob_monitor.h" 33 #include "parse.h" 34 #ifdef RTE_LIBRTE_IXGBE_PMD 35 #include <rte_pmd_ixgbe.h> 36 #endif 37 #ifdef RTE_LIBRTE_I40E_PMD 38 #include <rte_pmd_i40e.h> 39 #endif 40 #ifdef RTE_LIBRTE_BNXT_PMD 41 #include <rte_pmd_bnxt.h> 42 #endif 43 44 #define RX_RING_SIZE 1024 45 #define TX_RING_SIZE 1024 46 47 #define NUM_MBUFS 8191 48 #define MBUF_CACHE_SIZE 250 49 #define BURST_SIZE 32 50 51 static uint32_t enabled_port_mask; 52 static volatile bool force_quit; 53 54 /****************/ 55 static const struct rte_eth_conf port_conf_default = { 56 .rxmode = { 57 .max_rx_pkt_len = RTE_ETHER_MAX_LEN, 58 }, 59 }; 60 61 static inline int 62 port_init(uint16_t port, struct rte_mempool *mbuf_pool) 63 { 64 struct rte_eth_conf port_conf = port_conf_default; 65 const uint16_t rx_rings = 1, tx_rings = 1; 66 int retval; 67 uint16_t q; 68 struct rte_eth_dev_info dev_info; 69 struct rte_eth_txconf txq_conf; 70 71 if (!rte_eth_dev_is_valid_port(port)) 72 return -1; 73 74 retval = rte_eth_dev_info_get(port, &dev_info); 75 if (retval != 0) { 76 printf("Error during getting device (port %u) info: %s\n", 77 port, strerror(-retval)); 78 return retval; 79 } 80 81 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE) 82 port_conf.txmode.offloads |= 83 DEV_TX_OFFLOAD_MBUF_FAST_FREE; 84 85 /* Configure the Ethernet device. */ 86 retval = rte_eth_dev_configure(port, rx_rings, tx_rings, &port_conf); 87 if (retval != 0) 88 return retval; 89 90 /* Allocate and set up 1 RX queue per Ethernet port. */ 91 for (q = 0; q < rx_rings; q++) { 92 retval = rte_eth_rx_queue_setup(port, q, RX_RING_SIZE, 93 rte_eth_dev_socket_id(port), NULL, mbuf_pool); 94 if (retval < 0) 95 return retval; 96 } 97 98 txq_conf = dev_info.default_txconf; 99 txq_conf.offloads = port_conf.txmode.offloads; 100 /* Allocate and set up 1 TX queue per Ethernet port. */ 101 for (q = 0; q < tx_rings; q++) { 102 retval = rte_eth_tx_queue_setup(port, q, TX_RING_SIZE, 103 rte_eth_dev_socket_id(port), &txq_conf); 104 if (retval < 0) 105 return retval; 106 } 107 108 /* Start the Ethernet port. */ 109 retval = rte_eth_dev_start(port); 110 if (retval < 0) 111 return retval; 112 113 /* Display the port MAC address. */ 114 struct rte_ether_addr addr; 115 retval = rte_eth_macaddr_get(port, &addr); 116 if (retval != 0) { 117 printf("Failed to get device (port %u) MAC address: %s\n", 118 port, rte_strerror(-retval)); 119 return retval; 120 } 121 122 printf("Port %u MAC: %02" PRIx8 " %02" PRIx8 " %02" PRIx8 123 " %02" PRIx8 " %02" PRIx8 " %02" PRIx8 "\n", 124 (unsigned int)port, 125 addr.addr_bytes[0], addr.addr_bytes[1], 126 addr.addr_bytes[2], addr.addr_bytes[3], 127 addr.addr_bytes[4], addr.addr_bytes[5]); 128 129 /* Enable RX in promiscuous mode for the Ethernet device. */ 130 retval = rte_eth_promiscuous_enable(port); 131 if (retval != 0) 132 return retval; 133 134 135 return 0; 136 } 137 138 static int 139 parse_portmask(const char *portmask) 140 { 141 char *end = NULL; 142 unsigned long pm; 143 144 /* parse hexadecimal string */ 145 pm = strtoul(portmask, &end, 16); 146 if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0')) 147 return -1; 148 149 if (pm == 0) 150 return -1; 151 152 return pm; 153 } 154 /* Parse the argument given in the command line of the application */ 155 static int 156 parse_args(int argc, char **argv) 157 { 158 int opt, ret, cnt, i; 159 char **argvopt; 160 uint16_t *oob_enable; 161 int option_index; 162 char *prgname = argv[0]; 163 struct core_info *ci; 164 float branch_ratio; 165 static struct option lgopts[] = { 166 { "mac-updating", no_argument, 0, 1}, 167 { "no-mac-updating", no_argument, 0, 0}, 168 { "core-list", optional_argument, 0, 'l'}, 169 { "port-list", optional_argument, 0, 'p'}, 170 { "branch-ratio", optional_argument, 0, 'b'}, 171 {NULL, 0, 0, 0} 172 }; 173 argvopt = argv; 174 ci = get_core_info(); 175 176 while ((opt = getopt_long(argc, argvopt, "l:p:q:T:b:", 177 lgopts, &option_index)) != EOF) { 178 179 switch (opt) { 180 /* portmask */ 181 case 'p': 182 enabled_port_mask = parse_portmask(optarg); 183 if (enabled_port_mask == 0) { 184 printf("invalid portmask\n"); 185 return -1; 186 } 187 break; 188 case 'l': 189 oob_enable = malloc(ci->core_count * sizeof(uint16_t)); 190 if (oob_enable == NULL) { 191 printf("Error - Unable to allocate memory\n"); 192 return -1; 193 } 194 cnt = parse_set(optarg, oob_enable, ci->core_count); 195 if (cnt < 0) { 196 printf("Invalid core-list - [%s]\n", 197 optarg); 198 free(oob_enable); 199 break; 200 } 201 for (i = 0; i < ci->core_count; i++) { 202 if (oob_enable[i]) { 203 printf("***Using core %d\n", i); 204 ci->cd[i].oob_enabled = 1; 205 ci->cd[i].global_enabled_cpus = 1; 206 } 207 } 208 free(oob_enable); 209 break; 210 case 'b': 211 branch_ratio = 0.0; 212 if (strlen(optarg)) 213 branch_ratio = atof(optarg); 214 if (branch_ratio <= 0.0) { 215 printf("invalid branch ratio specified\n"); 216 return -1; 217 } 218 ci->branch_ratio_threshold = branch_ratio; 219 printf("***Setting branch ratio to %f\n", 220 branch_ratio); 221 break; 222 /* long options */ 223 case 0: 224 break; 225 226 default: 227 return -1; 228 } 229 } 230 231 if (optind >= 0) 232 argv[optind-1] = prgname; 233 234 ret = optind-1; 235 optind = 0; /* reset getopt lib */ 236 return ret; 237 } 238 239 static void 240 check_all_ports_link_status(uint32_t port_mask) 241 { 242 #define CHECK_INTERVAL 100 /* 100ms */ 243 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 244 uint16_t portid, count, all_ports_up, print_flag = 0; 245 struct rte_eth_link link; 246 int ret; 247 248 printf("\nChecking link status"); 249 fflush(stdout); 250 for (count = 0; count <= MAX_CHECK_TIME; count++) { 251 if (force_quit) 252 return; 253 all_ports_up = 1; 254 RTE_ETH_FOREACH_DEV(portid) { 255 if (force_quit) 256 return; 257 if ((port_mask & (1 << portid)) == 0) 258 continue; 259 memset(&link, 0, sizeof(link)); 260 ret = rte_eth_link_get_nowait(portid, &link); 261 if (ret < 0) { 262 all_ports_up = 0; 263 if (print_flag == 1) 264 printf("Port %u link get failed: %s\n", 265 portid, rte_strerror(-ret)); 266 continue; 267 } 268 /* print link status if flag set */ 269 if (print_flag == 1) { 270 if (link.link_status) 271 printf("Port %d Link Up - speed %u " 272 "Mbps - %s\n", (uint16_t)portid, 273 (unsigned int)link.link_speed, 274 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 275 ("full-duplex") : ("half-duplex\n")); 276 else 277 printf("Port %d Link Down\n", 278 (uint16_t)portid); 279 continue; 280 } 281 /* clear all_ports_up flag if any link down */ 282 if (link.link_status == ETH_LINK_DOWN) { 283 all_ports_up = 0; 284 break; 285 } 286 } 287 /* after finally printing all link status, get out */ 288 if (print_flag == 1) 289 break; 290 291 if (all_ports_up == 0) { 292 printf("."); 293 fflush(stdout); 294 rte_delay_ms(CHECK_INTERVAL); 295 } 296 297 /* set the print_flag if all ports up or timeout */ 298 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 299 print_flag = 1; 300 printf("done\n"); 301 } 302 } 303 } 304 static int 305 run_monitor(__attribute__((unused)) void *arg) 306 { 307 if (channel_monitor_init() < 0) { 308 printf("Unable to initialize channel monitor\n"); 309 return -1; 310 } 311 run_channel_monitor(); 312 return 0; 313 } 314 315 static int 316 run_core_monitor(__attribute__((unused)) void *arg) 317 { 318 if (branch_monitor_init() < 0) { 319 printf("Unable to initialize core monitor\n"); 320 return -1; 321 } 322 run_branch_monitor(); 323 return 0; 324 } 325 326 static void 327 sig_handler(int signo) 328 { 329 printf("Received signal %d, exiting...\n", signo); 330 channel_monitor_exit(); 331 channel_manager_exit(); 332 power_manager_exit(); 333 334 } 335 336 int 337 main(int argc, char **argv) 338 { 339 int ret; 340 unsigned lcore_id; 341 unsigned int nb_ports; 342 struct rte_mempool *mbuf_pool; 343 uint16_t portid; 344 struct core_info *ci; 345 346 347 ret = core_info_init(); 348 if (ret < 0) 349 rte_panic("Cannot allocate core info\n"); 350 351 ci = get_core_info(); 352 353 ret = rte_eal_init(argc, argv); 354 if (ret < 0) 355 rte_panic("Cannot init EAL\n"); 356 357 signal(SIGINT, sig_handler); 358 signal(SIGTERM, sig_handler); 359 360 argc -= ret; 361 argv += ret; 362 363 /* parse application arguments (after the EAL ones) */ 364 ret = parse_args(argc, argv); 365 if (ret < 0) 366 rte_exit(EXIT_FAILURE, "Invalid arguments\n"); 367 368 nb_ports = rte_eth_dev_count_avail(); 369 370 if (nb_ports > 0) { 371 mbuf_pool = rte_pktmbuf_pool_create("MBUF_POOL", 372 NUM_MBUFS * nb_ports, MBUF_CACHE_SIZE, 0, 373 RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id()); 374 375 if (mbuf_pool == NULL) 376 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n"); 377 378 /* Initialize ports. */ 379 RTE_ETH_FOREACH_DEV(portid) { 380 struct rte_ether_addr eth; 381 int w, j; 382 int ret; 383 384 if ((enabled_port_mask & (1 << portid)) == 0) 385 continue; 386 387 eth.addr_bytes[0] = 0xe0; 388 eth.addr_bytes[1] = 0xe0; 389 eth.addr_bytes[2] = 0xe0; 390 eth.addr_bytes[3] = 0xe0; 391 eth.addr_bytes[4] = portid + 0xf0; 392 393 if (port_init(portid, mbuf_pool) != 0) 394 rte_exit(EXIT_FAILURE, 395 "Cannot init port %"PRIu8 "\n", 396 portid); 397 398 for (w = 0; w < MAX_VFS; w++) { 399 eth.addr_bytes[5] = w + 0xf0; 400 401 ret = -ENOTSUP; 402 #ifdef RTE_LIBRTE_IXGBE_PMD 403 ret = rte_pmd_ixgbe_set_vf_mac_addr(portid, 404 w, ð); 405 #endif 406 #ifdef RTE_LIBRTE_I40E_PMD 407 if (ret == -ENOTSUP) 408 ret = rte_pmd_i40e_set_vf_mac_addr( 409 portid, w, ð); 410 #endif 411 #ifdef RTE_LIBRTE_BNXT_PMD 412 if (ret == -ENOTSUP) 413 ret = rte_pmd_bnxt_set_vf_mac_addr( 414 portid, w, ð); 415 #endif 416 417 switch (ret) { 418 case 0: 419 printf("Port %d VF %d MAC: ", 420 portid, w); 421 for (j = 0; j < 5; j++) { 422 printf("%02x:", 423 eth.addr_bytes[j]); 424 } 425 printf("%02x\n", eth.addr_bytes[5]); 426 break; 427 } 428 printf("\n"); 429 } 430 } 431 } 432 433 check_all_ports_link_status(enabled_port_mask); 434 435 lcore_id = rte_get_next_lcore(-1, 1, 0); 436 if (lcore_id == RTE_MAX_LCORE) { 437 RTE_LOG(ERR, EAL, "A minimum of three cores are required to run " 438 "application\n"); 439 return 0; 440 } 441 printf("Running channel monitor on lcore id %d\n", lcore_id); 442 rte_eal_remote_launch(run_monitor, NULL, lcore_id); 443 444 lcore_id = rte_get_next_lcore(lcore_id, 1, 0); 445 if (lcore_id == RTE_MAX_LCORE) { 446 RTE_LOG(ERR, EAL, "A minimum of three cores are required to run " 447 "application\n"); 448 return 0; 449 } 450 if (power_manager_init() < 0) { 451 printf("Unable to initialize power manager\n"); 452 return -1; 453 } 454 if (channel_manager_init(CHANNEL_MGR_DEFAULT_HV_PATH) < 0) { 455 printf("Unable to initialize channel manager\n"); 456 return -1; 457 } 458 459 add_host_channels(); 460 461 printf("Running core monitor on lcore id %d\n", lcore_id); 462 rte_eal_remote_launch(run_core_monitor, NULL, lcore_id); 463 464 run_cli(NULL); 465 466 branch_monitor_exit(); 467 468 rte_eal_mp_wait_lcore(); 469 470 free(ci->cd); 471 472 return 0; 473 } 474