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 0; 148 149 return pm; 150 } 151 /* Parse the argument given in the command line of the application */ 152 static int 153 parse_args(int argc, char **argv) 154 { 155 int opt, ret, cnt, i; 156 char **argvopt; 157 uint16_t *oob_enable; 158 int option_index; 159 char *prgname = argv[0]; 160 struct core_info *ci; 161 float branch_ratio; 162 static struct option lgopts[] = { 163 { "mac-updating", no_argument, 0, 1}, 164 { "no-mac-updating", no_argument, 0, 0}, 165 { "core-branch-ratio", optional_argument, 0, 'b'}, 166 { "port-list", optional_argument, 0, 'p'}, 167 {NULL, 0, 0, 0} 168 }; 169 argvopt = argv; 170 ci = get_core_info(); 171 172 while ((opt = getopt_long(argc, argvopt, "p:q:T:b:", 173 lgopts, &option_index)) != EOF) { 174 175 switch (opt) { 176 /* portmask */ 177 case 'p': 178 enabled_port_mask = parse_portmask(optarg); 179 if (enabled_port_mask == 0) { 180 printf("invalid portmask\n"); 181 return -1; 182 } 183 break; 184 case 'b': 185 branch_ratio = BRANCH_RATIO_THRESHOLD; 186 oob_enable = malloc(ci->core_count * sizeof(uint16_t)); 187 if (oob_enable == NULL) { 188 printf("Error - Unable to allocate memory\n"); 189 return -1; 190 } 191 cnt = parse_set(optarg, oob_enable, ci->core_count); 192 if (cnt < 0) { 193 printf("Invalid core-list section in " 194 "core-branch-ratio matrix - [%s]\n", 195 optarg); 196 free(oob_enable); 197 break; 198 } 199 cnt = parse_branch_ratio(optarg, &branch_ratio); 200 if (cnt < 0) { 201 printf("Invalid branch-ratio section in " 202 "core-branch-ratio matrix - [%s]\n", 203 optarg); 204 free(oob_enable); 205 break; 206 } 207 if (branch_ratio <= 0.0 || branch_ratio > 100.0) { 208 printf("invalid branch ratio specified\n"); 209 return -1; 210 } 211 for (i = 0; i < ci->core_count; i++) { 212 if (oob_enable[i]) { 213 printf("***Using core %d " 214 "with branch ratio %f\n", 215 i, branch_ratio); 216 ci->cd[i].oob_enabled = 1; 217 ci->cd[i].global_enabled_cpus = 1; 218 ci->cd[i].branch_ratio_threshold = 219 branch_ratio; 220 } 221 } 222 free(oob_enable); 223 break; 224 /* long options */ 225 case 0: 226 break; 227 228 default: 229 return -1; 230 } 231 } 232 233 if (optind >= 0) 234 argv[optind-1] = prgname; 235 236 ret = optind-1; 237 optind = 0; /* reset getopt lib */ 238 return ret; 239 } 240 241 static void 242 check_all_ports_link_status(uint32_t port_mask) 243 { 244 #define CHECK_INTERVAL 100 /* 100ms */ 245 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 246 uint16_t portid, count, all_ports_up, print_flag = 0; 247 struct rte_eth_link link; 248 int ret; 249 250 printf("\nChecking link status"); 251 fflush(stdout); 252 for (count = 0; count <= MAX_CHECK_TIME; count++) { 253 if (force_quit) 254 return; 255 all_ports_up = 1; 256 RTE_ETH_FOREACH_DEV(portid) { 257 if (force_quit) 258 return; 259 if ((port_mask & (1 << portid)) == 0) 260 continue; 261 memset(&link, 0, sizeof(link)); 262 ret = rte_eth_link_get_nowait(portid, &link); 263 if (ret < 0) { 264 all_ports_up = 0; 265 if (print_flag == 1) 266 printf("Port %u link get failed: %s\n", 267 portid, rte_strerror(-ret)); 268 continue; 269 } 270 /* print link status if flag set */ 271 if (print_flag == 1) { 272 if (link.link_status) 273 printf("Port %d Link Up - speed %u " 274 "Mbps - %s\n", (uint16_t)portid, 275 (unsigned int)link.link_speed, 276 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? 277 ("full-duplex") : ("half-duplex")); 278 else 279 printf("Port %d Link Down\n", 280 (uint16_t)portid); 281 continue; 282 } 283 /* clear all_ports_up flag if any link down */ 284 if (link.link_status == ETH_LINK_DOWN) { 285 all_ports_up = 0; 286 break; 287 } 288 } 289 /* after finally printing all link status, get out */ 290 if (print_flag == 1) 291 break; 292 293 if (all_ports_up == 0) { 294 printf("."); 295 fflush(stdout); 296 rte_delay_ms(CHECK_INTERVAL); 297 } 298 299 /* set the print_flag if all ports up or timeout */ 300 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 301 print_flag = 1; 302 printf("done\n"); 303 } 304 } 305 } 306 static int 307 run_monitor(__rte_unused void *arg) 308 { 309 if (channel_monitor_init() < 0) { 310 printf("Unable to initialize channel monitor\n"); 311 return -1; 312 } 313 run_channel_monitor(); 314 return 0; 315 } 316 317 static int 318 run_core_monitor(__rte_unused void *arg) 319 { 320 if (branch_monitor_init() < 0) { 321 printf("Unable to initialize core monitor\n"); 322 return -1; 323 } 324 run_branch_monitor(); 325 return 0; 326 } 327 328 static void 329 sig_handler(int signo) 330 { 331 printf("Received signal %d, exiting...\n", signo); 332 channel_monitor_exit(); 333 channel_manager_exit(); 334 power_manager_exit(); 335 336 } 337 338 int 339 main(int argc, char **argv) 340 { 341 int ret; 342 unsigned lcore_id; 343 unsigned int nb_ports; 344 struct rte_mempool *mbuf_pool; 345 uint16_t portid; 346 struct core_info *ci; 347 348 349 ret = core_info_init(); 350 if (ret < 0) 351 rte_panic("Cannot allocate core info\n"); 352 353 ci = get_core_info(); 354 355 ret = rte_eal_init(argc, argv); 356 if (ret < 0) 357 rte_panic("Cannot init EAL\n"); 358 359 signal(SIGINT, sig_handler); 360 signal(SIGTERM, sig_handler); 361 362 argc -= ret; 363 argv += ret; 364 365 /* parse application arguments (after the EAL ones) */ 366 ret = parse_args(argc, argv); 367 if (ret < 0) 368 rte_exit(EXIT_FAILURE, "Invalid arguments\n"); 369 370 nb_ports = rte_eth_dev_count_avail(); 371 372 if (nb_ports > 0) { 373 mbuf_pool = rte_pktmbuf_pool_create("MBUF_POOL", 374 NUM_MBUFS * nb_ports, MBUF_CACHE_SIZE, 0, 375 RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id()); 376 377 if (mbuf_pool == NULL) 378 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n"); 379 380 /* Initialize ports. */ 381 RTE_ETH_FOREACH_DEV(portid) { 382 struct rte_ether_addr eth; 383 int w, j; 384 int ret; 385 386 if ((enabled_port_mask & (1 << portid)) == 0) 387 continue; 388 389 eth.addr_bytes[0] = 0xe0; 390 eth.addr_bytes[1] = 0xe0; 391 eth.addr_bytes[2] = 0xe0; 392 eth.addr_bytes[3] = 0xe0; 393 eth.addr_bytes[4] = portid + 0xf0; 394 395 if (port_init(portid, mbuf_pool) != 0) 396 rte_exit(EXIT_FAILURE, 397 "Cannot init port %"PRIu8 "\n", 398 portid); 399 400 for (w = 0; w < MAX_VFS; w++) { 401 eth.addr_bytes[5] = w + 0xf0; 402 403 ret = -ENOTSUP; 404 #ifdef RTE_LIBRTE_IXGBE_PMD 405 ret = rte_pmd_ixgbe_set_vf_mac_addr(portid, 406 w, ð); 407 #endif 408 #ifdef RTE_LIBRTE_I40E_PMD 409 if (ret == -ENOTSUP) 410 ret = rte_pmd_i40e_set_vf_mac_addr( 411 portid, w, ð); 412 #endif 413 #ifdef RTE_LIBRTE_BNXT_PMD 414 if (ret == -ENOTSUP) 415 ret = rte_pmd_bnxt_set_vf_mac_addr( 416 portid, w, ð); 417 #endif 418 419 switch (ret) { 420 case 0: 421 printf("Port %d VF %d MAC: ", 422 portid, w); 423 for (j = 0; j < 5; j++) { 424 printf("%02x:", 425 eth.addr_bytes[j]); 426 } 427 printf("%02x\n", eth.addr_bytes[5]); 428 break; 429 } 430 printf("\n"); 431 } 432 } 433 } 434 435 check_all_ports_link_status(enabled_port_mask); 436 437 lcore_id = rte_get_next_lcore(-1, 1, 0); 438 if (lcore_id == RTE_MAX_LCORE) { 439 RTE_LOG(ERR, EAL, "A minimum of three cores are required to run " 440 "application\n"); 441 return 0; 442 } 443 printf("Running channel monitor on lcore id %d\n", lcore_id); 444 rte_eal_remote_launch(run_monitor, NULL, lcore_id); 445 446 lcore_id = rte_get_next_lcore(lcore_id, 1, 0); 447 if (lcore_id == RTE_MAX_LCORE) { 448 RTE_LOG(ERR, EAL, "A minimum of three cores are required to run " 449 "application\n"); 450 return 0; 451 } 452 if (power_manager_init() < 0) { 453 printf("Unable to initialize power manager\n"); 454 return -1; 455 } 456 if (channel_manager_init(CHANNEL_MGR_DEFAULT_HV_PATH) < 0) { 457 printf("Unable to initialize channel manager\n"); 458 return -1; 459 } 460 461 add_host_channels(); 462 463 printf("Running core monitor on lcore id %d\n", lcore_id); 464 rte_eal_remote_launch(run_core_monitor, NULL, lcore_id); 465 466 run_cli(NULL); 467 468 branch_monitor_exit(); 469 470 rte_eal_mp_wait_lcore(); 471 472 free(ci->cd); 473 474 return 0; 475 } 476