xref: /dpdk/app/test-pmd/parameters.c (revision 4fb82244b3940f9afad21b1fd45bc0c0bceaa44a)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2010-2017 Intel Corporation
3  */
4 
5 #include <errno.h>
6 #include <getopt.h>
7 #include <stdarg.h>
8 #include <stdio.h>
9 #include <stdlib.h>
10 #include <signal.h>
11 #include <string.h>
12 #include <time.h>
13 #include <fcntl.h>
14 #include <sys/types.h>
15 
16 #include <sys/queue.h>
17 #include <sys/stat.h>
18 
19 #include <stdint.h>
20 #include <unistd.h>
21 #include <inttypes.h>
22 
23 #include <rte_common.h>
24 #include <rte_byteorder.h>
25 #include <rte_log.h>
26 #include <rte_debug.h>
27 #include <rte_cycles.h>
28 #include <rte_memory.h>
29 #include <rte_launch.h>
30 #include <rte_eal.h>
31 #include <rte_per_lcore.h>
32 #include <rte_lcore.h>
33 #include <rte_atomic.h>
34 #include <rte_branch_prediction.h>
35 #include <rte_mempool.h>
36 #include <rte_interrupts.h>
37 #include <rte_pci.h>
38 #include <rte_ether.h>
39 #include <rte_ethdev.h>
40 #include <rte_string_fns.h>
41 #ifdef RTE_LIBRTE_CMDLINE
42 #include <cmdline_parse.h>
43 #include <cmdline_parse_etheraddr.h>
44 #endif
45 #ifdef RTE_LIBRTE_PMD_BOND
46 #include <rte_eth_bond.h>
47 #endif
48 #include <rte_flow.h>
49 
50 #include "testpmd.h"
51 
52 static void
53 usage(char* progname)
54 {
55 	printf("usage: %s "
56 #ifdef RTE_LIBRTE_CMDLINE
57 	       "[--interactive|-i] "
58 	       "[--cmdline-file=FILENAME] "
59 #endif
60 	       "[--help|-h] | [--auto-start|-a] | ["
61 	       "--tx-first | --stats-period=PERIOD | "
62 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
63 	       "--mbuf-size= | --total-num-mbufs= | "
64 	       "--nb-cores= | --nb-ports= | "
65 #ifdef RTE_LIBRTE_CMDLINE
66 	       "--eth-peers-configfile= | "
67 	       "--eth-peer=X,M:M:M:M:M:M | "
68 #endif
69 	       "--pkt-filter-mode= |"
70 	       "--rss-ip | --rss-udp | "
71 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
72 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
73 	       "--txrst= | --tx-offloads ]\n",
74 	       progname);
75 #ifdef RTE_LIBRTE_CMDLINE
76 	printf("  --interactive: run in interactive mode.\n");
77 	printf("  --cmdline-file: execute cli commands before startup.\n");
78 #endif
79 	printf("  --auto-start: start forwarding on init "
80 	       "[always when non-interactive].\n");
81 	printf("  --help: display this message and quit.\n");
82 	printf("  --tx-first: start forwarding sending a burst first "
83 	       "(only if interactive is disabled).\n");
84 	printf("  --stats-period=PERIOD: statistics will be shown "
85 	       "every PERIOD seconds (only if interactive is disabled).\n");
86 	printf("  --nb-cores=N: set the number of forwarding cores "
87 	       "(1 <= N <= %d).\n", nb_lcores);
88 	printf("  --nb-ports=N: set the number of forwarding ports "
89 	       "(1 <= N <= %d).\n", nb_ports);
90 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
91 	       "the packet forwarding test. The master lcore is reserved for "
92 	       "command line parsing only, and cannot be masked on for "
93 	       "packet forwarding.\n");
94 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
95 	       "by the packet forwarding test.\n");
96 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
97 	       "RX memory buffers (mbufs).\n");
98 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
99 	       "specify the socket on which the memory pool "
100 	       "used by the port will be allocated.\n");
101 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
102 	       "specify the socket on which the TX/RX rings for "
103 	       "the port will be allocated "
104 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
105 	printf("  --socket-num=N: set socket from which all memory is allocated "
106 	       "in NUMA mode.\n");
107 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
108 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
109 	       "in mbuf pools.\n");
110 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
111 #ifdef RTE_LIBRTE_CMDLINE
112 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
113 	       "of peer ports.\n");
114 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
115 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
116 #endif
117 	printf("  --pkt-filter-mode=N: set Flow Director mode "
118 	       "(N: none (default mode) or signature or perfect).\n");
119 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
120 	       "(N: none  or match (default) or always).\n");
121 	printf("  --pkt-filter-size=N: set Flow Director mode "
122 	       "(N: 64K (default mode) or 128K or 256K).\n");
123 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
124 	       "In perfect mode, when you add a rule with queue = -1 "
125 	       "the packet will be enqueued into the rx drop-queue. "
126 	       "If the drop-queue doesn't exist, the packet is dropped. "
127 	       "By default drop-queue=127.\n");
128 #ifdef RTE_LIBRTE_LATENCY_STATS
129 	printf("  --latencystats=N: enable latency and jitter statistcs "
130 	       "monitoring on forwarding lcore id N.\n");
131 #endif
132 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
133 	printf("  --enable-lro: enable large receive offload.\n");
134 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
135 	printf("  --enable-rx-timestamp: enable rx hardware timestamp offload.\n");
136 	printf("  --disable-hw-vlan: disable hardware vlan.\n");
137 	printf("  --disable-hw-vlan-filter: disable hardware vlan filter.\n");
138 	printf("  --disable-hw-vlan-strip: disable hardware vlan strip.\n");
139 	printf("  --disable-hw-vlan-extend: disable hardware vlan extend.\n");
140 	printf("  --enable-drop-en: enable per queue packet drop.\n");
141 	printf("  --disable-rss: disable rss.\n");
142 	printf("  --port-topology=N: set port topology (N: paired (default) or "
143 	       "chained).\n");
144 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
145 	       list_pkt_forwarding_modes());
146 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
147 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
148 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
149 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
150 	printf("  --txq=N: set the number of TX queues per port to N.\n");
151 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
152 	printf("  --burst=N: set the number of packets per burst to N.\n");
153 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
154 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
155 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
156 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
157 	       "(0 <= N < value of rxd).\n");
158 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
159 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
160 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
161 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
162 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
163 	       "(0 <= N <= value of txd).\n");
164 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
165 	       "(0 <= N <= value of txd).\n");
166 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
167 	       "tx queues statistics counters mapping "
168 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
169 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
170 	       "rx queues statistics counters mapping "
171 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
172 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
173 	       " Used mainly with PCAP drivers.\n");
174 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
175 		" or total packet length.\n");
176 	printf("  --disable-link-check: disable check on link status when "
177 	       "starting/stopping ports.\n");
178 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
179 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
180 	printf("  --bitrate-stats=N: set the logical core N to perform "
181 		"bit-rate calculation.\n");
182 	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
183 	       "enable print of designated event or all of them.\n");
184 	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
185 	       "disable print of designated event or all of them.\n");
186 	printf("  --flow-isolate-all: "
187 	       "requests flow API isolated mode on all ports at initialization time.\n");
188 	printf("  --tx-offloads=0xXXXXXXXX: hexadecimal bitmask of TX queue offloads\n");
189 }
190 
191 #ifdef RTE_LIBRTE_CMDLINE
192 static int
193 init_peer_eth_addrs(char *config_filename)
194 {
195 	FILE *config_file;
196 	portid_t i;
197 	char buf[50];
198 
199 	config_file = fopen(config_filename, "r");
200 	if (config_file == NULL) {
201 		perror("Failed to open eth config file\n");
202 		return -1;
203 	}
204 
205 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
206 
207 		if (fgets(buf, sizeof(buf), config_file) == NULL)
208 			break;
209 
210 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
211 				sizeof(peer_eth_addrs[i])) < 0) {
212 			printf("Bad MAC address format on line %d\n", i+1);
213 			fclose(config_file);
214 			return -1;
215 		}
216 	}
217 	fclose(config_file);
218 	nb_peer_eth_addrs = (portid_t) i;
219 	return 0;
220 }
221 #endif
222 
223 /*
224  * Parse the coremask given as argument (hexadecimal string) and set
225  * the global configuration of forwarding cores.
226  */
227 static void
228 parse_fwd_coremask(const char *coremask)
229 {
230 	char *end;
231 	unsigned long long int cm;
232 
233 	/* parse hexadecimal string */
234 	end = NULL;
235 	cm = strtoull(coremask, &end, 16);
236 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
237 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
238 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
239 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
240 }
241 
242 /*
243  * Parse the coremask given as argument (hexadecimal string) and set
244  * the global configuration of forwarding cores.
245  */
246 static void
247 parse_fwd_portmask(const char *portmask)
248 {
249 	char *end;
250 	unsigned long long int pm;
251 
252 	/* parse hexadecimal string */
253 	end = NULL;
254 	pm = strtoull(portmask, &end, 16);
255 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
256 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
257 	else
258 		set_fwd_ports_mask((uint64_t) pm);
259 }
260 
261 
262 static int
263 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
264 {
265 	char s[256];
266 	const char *p, *p0 = q_arg;
267 	char *end;
268 	enum fieldnames {
269 		FLD_PORT = 0,
270 		FLD_QUEUE,
271 		FLD_STATS_COUNTER,
272 		_NUM_FLD
273 	};
274 	unsigned long int_fld[_NUM_FLD];
275 	char *str_fld[_NUM_FLD];
276 	int i;
277 	unsigned size;
278 
279 	/* reset from value set at definition */
280 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
281 
282 	while ((p = strchr(p0,'(')) != NULL) {
283 		++p;
284 		if((p0 = strchr(p,')')) == NULL)
285 			return -1;
286 
287 		size = p0 - p;
288 		if(size >= sizeof(s))
289 			return -1;
290 
291 		snprintf(s, sizeof(s), "%.*s", size, p);
292 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
293 			return -1;
294 		for (i = 0; i < _NUM_FLD; i++){
295 			errno = 0;
296 			int_fld[i] = strtoul(str_fld[i], &end, 0);
297 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
298 				return -1;
299 		}
300 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
301 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
302 			printf("Stats counter not in the correct range 0..%d\n",
303 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
304 			return -1;
305 		}
306 
307 		if (!is_rx) {
308 			if ((nb_tx_queue_stats_mappings >=
309 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
310 				printf("exceeded max number of TX queue "
311 						"statistics mappings: %hu\n",
312 						nb_tx_queue_stats_mappings);
313 				return -1;
314 			}
315 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
316 				(uint8_t)int_fld[FLD_PORT];
317 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
318 				(uint8_t)int_fld[FLD_QUEUE];
319 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
320 				(uint8_t)int_fld[FLD_STATS_COUNTER];
321 			++nb_tx_queue_stats_mappings;
322 		}
323 		else {
324 			if ((nb_rx_queue_stats_mappings >=
325 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
326 				printf("exceeded max number of RX queue "
327 						"statistics mappings: %hu\n",
328 						nb_rx_queue_stats_mappings);
329 				return -1;
330 			}
331 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
332 				(uint8_t)int_fld[FLD_PORT];
333 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
334 				(uint8_t)int_fld[FLD_QUEUE];
335 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
336 				(uint8_t)int_fld[FLD_STATS_COUNTER];
337 			++nb_rx_queue_stats_mappings;
338 		}
339 
340 	}
341 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
342 /* than to the default array (that was set at its definition) */
343 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
344 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
345 	return 0;
346 }
347 
348 static void
349 print_invalid_socket_id_error(void)
350 {
351 	unsigned int i = 0;
352 
353 	printf("Invalid socket id, options are: ");
354 	for (i = 0; i < num_sockets; i++) {
355 		printf("%u%s", socket_ids[i],
356 		      (i == num_sockets - 1) ? "\n" : ",");
357 	}
358 }
359 
360 static int
361 parse_portnuma_config(const char *q_arg)
362 {
363 	char s[256];
364 	const char *p, *p0 = q_arg;
365 	char *end;
366 	uint8_t i, socket_id;
367 	portid_t port_id;
368 	unsigned size;
369 	enum fieldnames {
370 		FLD_PORT = 0,
371 		FLD_SOCKET,
372 		_NUM_FLD
373 	};
374 	unsigned long int_fld[_NUM_FLD];
375 	char *str_fld[_NUM_FLD];
376 	portid_t pid;
377 
378 	/* reset from value set at definition */
379 	while ((p = strchr(p0,'(')) != NULL) {
380 		++p;
381 		if((p0 = strchr(p,')')) == NULL)
382 			return -1;
383 
384 		size = p0 - p;
385 		if(size >= sizeof(s))
386 			return -1;
387 
388 		snprintf(s, sizeof(s), "%.*s", size, p);
389 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
390 			return -1;
391 		for (i = 0; i < _NUM_FLD; i++) {
392 			errno = 0;
393 			int_fld[i] = strtoul(str_fld[i], &end, 0);
394 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
395 				return -1;
396 		}
397 		port_id = (portid_t)int_fld[FLD_PORT];
398 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
399 			port_id == (portid_t)RTE_PORT_ALL) {
400 			printf("Valid port range is [0");
401 			RTE_ETH_FOREACH_DEV(pid)
402 				printf(", %d", pid);
403 			printf("]\n");
404 			return -1;
405 		}
406 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
407 		if (new_socket_id(socket_id)) {
408 			print_invalid_socket_id_error();
409 			return -1;
410 		}
411 		port_numa[port_id] = socket_id;
412 	}
413 
414 	return 0;
415 }
416 
417 static int
418 parse_ringnuma_config(const char *q_arg)
419 {
420 	char s[256];
421 	const char *p, *p0 = q_arg;
422 	char *end;
423 	uint8_t i, ring_flag, socket_id;
424 	portid_t port_id;
425 	unsigned size;
426 	enum fieldnames {
427 		FLD_PORT = 0,
428 		FLD_FLAG,
429 		FLD_SOCKET,
430 		_NUM_FLD
431 	};
432 	unsigned long int_fld[_NUM_FLD];
433 	char *str_fld[_NUM_FLD];
434 	portid_t pid;
435 	#define RX_RING_ONLY 0x1
436 	#define TX_RING_ONLY 0x2
437 	#define RXTX_RING    0x3
438 
439 	/* reset from value set at definition */
440 	while ((p = strchr(p0,'(')) != NULL) {
441 		++p;
442 		if((p0 = strchr(p,')')) == NULL)
443 			return -1;
444 
445 		size = p0 - p;
446 		if(size >= sizeof(s))
447 			return -1;
448 
449 		snprintf(s, sizeof(s), "%.*s", size, p);
450 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
451 			return -1;
452 		for (i = 0; i < _NUM_FLD; i++) {
453 			errno = 0;
454 			int_fld[i] = strtoul(str_fld[i], &end, 0);
455 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
456 				return -1;
457 		}
458 		port_id = (portid_t)int_fld[FLD_PORT];
459 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
460 			port_id == (portid_t)RTE_PORT_ALL) {
461 			printf("Valid port range is [0");
462 			RTE_ETH_FOREACH_DEV(pid)
463 				printf(", %d", pid);
464 			printf("]\n");
465 			return -1;
466 		}
467 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
468 		if (new_socket_id(socket_id)) {
469 			print_invalid_socket_id_error();
470 			return -1;
471 		}
472 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
473 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
474 			printf("Invalid ring-flag=%d config for port =%d\n",
475 				ring_flag,port_id);
476 			return -1;
477 		}
478 
479 		switch (ring_flag & RXTX_RING) {
480 		case RX_RING_ONLY:
481 			rxring_numa[port_id] = socket_id;
482 			break;
483 		case TX_RING_ONLY:
484 			txring_numa[port_id] = socket_id;
485 			break;
486 		case RXTX_RING:
487 			rxring_numa[port_id] = socket_id;
488 			txring_numa[port_id] = socket_id;
489 			break;
490 		default:
491 			printf("Invalid ring-flag=%d config for port=%d\n",
492 				ring_flag,port_id);
493 			break;
494 		}
495 	}
496 
497 	return 0;
498 }
499 
500 static int
501 parse_event_printing_config(const char *optarg, int enable)
502 {
503 	uint32_t mask = 0;
504 
505 	if (!strcmp(optarg, "unknown"))
506 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
507 	else if (!strcmp(optarg, "intr_lsc"))
508 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
509 	else if (!strcmp(optarg, "queue_state"))
510 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
511 	else if (!strcmp(optarg, "intr_reset"))
512 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
513 	else if (!strcmp(optarg, "vf_mbox"))
514 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
515 	else if (!strcmp(optarg, "macsec"))
516 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
517 	else if (!strcmp(optarg, "intr_rmv"))
518 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
519 	else if (!strcmp(optarg, "dev_probed"))
520 		mask = UINT32_C(1) << RTE_ETH_EVENT_NEW;
521 	else if (!strcmp(optarg, "dev_released"))
522 		mask = UINT32_C(1) << RTE_ETH_EVENT_DESTROY;
523 	else if (!strcmp(optarg, "all"))
524 		mask = ~UINT32_C(0);
525 	else {
526 		fprintf(stderr, "Invalid event: %s\n", optarg);
527 		return -1;
528 	}
529 	if (enable)
530 		event_print_mask |= mask;
531 	else
532 		event_print_mask &= ~mask;
533 	return 0;
534 }
535 
536 void
537 launch_args_parse(int argc, char** argv)
538 {
539 	int n, opt;
540 	char **argvopt;
541 	int opt_idx;
542 	enum { TX, RX };
543 	/* Default offloads for all ports. */
544 	uint64_t rx_offloads = rx_mode.offloads;
545 	uint64_t tx_offloads = tx_mode.offloads;
546 
547 	static struct option lgopts[] = {
548 		{ "help",			0, 0, 0 },
549 #ifdef RTE_LIBRTE_CMDLINE
550 		{ "interactive",		0, 0, 0 },
551 		{ "cmdline-file",		1, 0, 0 },
552 		{ "auto-start",			0, 0, 0 },
553 		{ "eth-peers-configfile",	1, 0, 0 },
554 		{ "eth-peer",			1, 0, 0 },
555 #endif
556 		{ "tx-first",			0, 0, 0 },
557 		{ "stats-period",		1, 0, 0 },
558 		{ "ports",			1, 0, 0 },
559 		{ "nb-cores",			1, 0, 0 },
560 		{ "nb-ports",			1, 0, 0 },
561 		{ "coremask",			1, 0, 0 },
562 		{ "portmask",			1, 0, 0 },
563 		{ "numa",			0, 0, 0 },
564 		{ "no-numa",			0, 0, 0 },
565 		{ "mp-anon",			0, 0, 0 },
566 		{ "port-numa-config",           1, 0, 0 },
567 		{ "ring-numa-config",           1, 0, 0 },
568 		{ "socket-num",			1, 0, 0 },
569 		{ "mbuf-size",			1, 0, 0 },
570 		{ "total-num-mbufs",		1, 0, 0 },
571 		{ "max-pkt-len",		1, 0, 0 },
572 		{ "pkt-filter-mode",            1, 0, 0 },
573 		{ "pkt-filter-report-hash",     1, 0, 0 },
574 		{ "pkt-filter-size",            1, 0, 0 },
575 		{ "pkt-filter-drop-queue",      1, 0, 0 },
576 #ifdef RTE_LIBRTE_LATENCY_STATS
577 		{ "latencystats",               1, 0, 0 },
578 #endif
579 #ifdef RTE_LIBRTE_BITRATE
580 		{ "bitrate-stats",              1, 0, 0 },
581 #endif
582 		{ "disable-crc-strip",          0, 0, 0 },
583 		{ "enable-lro",                 0, 0, 0 },
584 		{ "enable-rx-cksum",            0, 0, 0 },
585 		{ "enable-rx-timestamp",        0, 0, 0 },
586 		{ "enable-scatter",             0, 0, 0 },
587 		{ "disable-hw-vlan",            0, 0, 0 },
588 		{ "disable-hw-vlan-filter",     0, 0, 0 },
589 		{ "disable-hw-vlan-strip",      0, 0, 0 },
590 		{ "disable-hw-vlan-extend",     0, 0, 0 },
591 		{ "enable-drop-en",            0, 0, 0 },
592 		{ "disable-rss",                0, 0, 0 },
593 		{ "port-topology",              1, 0, 0 },
594 		{ "forward-mode",               1, 0, 0 },
595 		{ "rss-ip",			0, 0, 0 },
596 		{ "rss-udp",			0, 0, 0 },
597 		{ "rxq",			1, 0, 0 },
598 		{ "txq",			1, 0, 0 },
599 		{ "rxd",			1, 0, 0 },
600 		{ "txd",			1, 0, 0 },
601 		{ "burst",			1, 0, 0 },
602 		{ "mbcache",			1, 0, 0 },
603 		{ "txpt",			1, 0, 0 },
604 		{ "txht",			1, 0, 0 },
605 		{ "txwt",			1, 0, 0 },
606 		{ "txfreet",			1, 0, 0 },
607 		{ "txrst",			1, 0, 0 },
608 		{ "rxpt",			1, 0, 0 },
609 		{ "rxht",			1, 0, 0 },
610 		{ "rxwt",			1, 0, 0 },
611 		{ "rxfreet",                    1, 0, 0 },
612 		{ "tx-queue-stats-mapping",	1, 0, 0 },
613 		{ "rx-queue-stats-mapping",	1, 0, 0 },
614 		{ "no-flush-rx",	0, 0, 0 },
615 		{ "flow-isolate-all",	        0, 0, 0 },
616 		{ "txpkts",			1, 0, 0 },
617 		{ "disable-link-check",		0, 0, 0 },
618 		{ "no-lsc-interrupt",		0, 0, 0 },
619 		{ "no-rmv-interrupt",		0, 0, 0 },
620 		{ "print-event",		1, 0, 0 },
621 		{ "mask-event",			1, 0, 0 },
622 		{ "tx-offloads",		1, 0, 0 },
623 		{ 0, 0, 0, 0 },
624 	};
625 
626 	argvopt = argv;
627 
628 #ifdef RTE_LIBRTE_CMDLINE
629 #define SHORTOPTS "i"
630 #else
631 #define SHORTOPTS ""
632 #endif
633 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
634 				 lgopts, &opt_idx)) != EOF) {
635 		switch (opt) {
636 #ifdef RTE_LIBRTE_CMDLINE
637 		case 'i':
638 			printf("Interactive-mode selected\n");
639 			interactive = 1;
640 			break;
641 #endif
642 		case 'a':
643 			printf("Auto-start selected\n");
644 			auto_start = 1;
645 			break;
646 
647 		case 0: /*long options */
648 			if (!strcmp(lgopts[opt_idx].name, "help")) {
649 				usage(argv[0]);
650 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
651 			}
652 #ifdef RTE_LIBRTE_CMDLINE
653 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
654 				printf("Interactive-mode selected\n");
655 				interactive = 1;
656 			}
657 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
658 				printf("CLI commands to be read from %s\n",
659 				       optarg);
660 				snprintf(cmdline_filename,
661 					 sizeof(cmdline_filename), "%s",
662 					 optarg);
663 			}
664 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
665 				printf("Auto-start selected\n");
666 				auto_start = 1;
667 			}
668 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
669 				printf("Ports to start sending a burst of "
670 						"packets first\n");
671 				tx_first = 1;
672 			}
673 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
674 				char *end = NULL;
675 				unsigned int n;
676 
677 				n = strtoul(optarg, &end, 10);
678 				if ((optarg[0] == '\0') || (end == NULL) ||
679 						(*end != '\0'))
680 					break;
681 
682 				stats_period = n;
683 				break;
684 			}
685 			if (!strcmp(lgopts[opt_idx].name,
686 				    "eth-peers-configfile")) {
687 				if (init_peer_eth_addrs(optarg) != 0)
688 					rte_exit(EXIT_FAILURE,
689 						 "Cannot open logfile\n");
690 			}
691 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
692 				char *port_end;
693 				uint8_t c, peer_addr[6];
694 
695 				errno = 0;
696 				n = strtoul(optarg, &port_end, 10);
697 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
698 					rte_exit(EXIT_FAILURE,
699 						 "Invalid eth-peer: %s", optarg);
700 				if (n >= RTE_MAX_ETHPORTS)
701 					rte_exit(EXIT_FAILURE,
702 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
703 						 n, RTE_MAX_ETHPORTS);
704 
705 				if (cmdline_parse_etheraddr(NULL, port_end,
706 						&peer_addr, sizeof(peer_addr)) < 0)
707 					rte_exit(EXIT_FAILURE,
708 						 "Invalid ethernet address: %s\n",
709 						 port_end);
710 				for (c = 0; c < 6; c++)
711 					peer_eth_addrs[n].addr_bytes[c] =
712 						peer_addr[c];
713 				nb_peer_eth_addrs++;
714 			}
715 #endif
716 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
717 				n = atoi(optarg);
718 				if (n > 0 && n <= nb_ports)
719 					nb_fwd_ports = n;
720 				else
721 					rte_exit(EXIT_FAILURE,
722 						 "Invalid port %d\n", n);
723 			}
724 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
725 				n = atoi(optarg);
726 				if (n > 0 && n <= nb_lcores)
727 					nb_fwd_lcores = (uint8_t) n;
728 				else
729 					rte_exit(EXIT_FAILURE,
730 						 "nb-cores should be > 0 and <= %d\n",
731 						 nb_lcores);
732 			}
733 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
734 				parse_fwd_coremask(optarg);
735 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
736 				parse_fwd_portmask(optarg);
737 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
738 				numa_support = 0;
739 			if (!strcmp(lgopts[opt_idx].name, "numa"))
740 				numa_support = 1;
741 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
742 				mp_anon = 1;
743 			}
744 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
745 				if (parse_portnuma_config(optarg))
746 					rte_exit(EXIT_FAILURE,
747 					   "invalid port-numa configuration\n");
748 			}
749 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
750 				if (parse_ringnuma_config(optarg))
751 					rte_exit(EXIT_FAILURE,
752 					   "invalid ring-numa configuration\n");
753 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
754 				n = atoi(optarg);
755 				if (!new_socket_id((uint8_t)n)) {
756 					socket_num = (uint8_t)n;
757 				} else {
758 					print_invalid_socket_id_error();
759 					rte_exit(EXIT_FAILURE,
760 						"Invalid socket id");
761 				}
762 			}
763 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
764 				n = atoi(optarg);
765 				if (n > 0 && n <= 0xFFFF)
766 					mbuf_data_size = (uint16_t) n;
767 				else
768 					rte_exit(EXIT_FAILURE,
769 						 "mbuf-size should be > 0 and < 65536\n");
770 			}
771 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
772 				n = atoi(optarg);
773 				if (n > 1024)
774 					param_total_num_mbufs = (unsigned)n;
775 				else
776 					rte_exit(EXIT_FAILURE,
777 						 "total-num-mbufs should be > 1024\n");
778 			}
779 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
780 				n = atoi(optarg);
781 				if (n >= ETHER_MIN_LEN) {
782 					rx_mode.max_rx_pkt_len = (uint32_t) n;
783 					if (n > ETHER_MAX_LEN)
784 						rx_offloads |=
785 							DEV_RX_OFFLOAD_JUMBO_FRAME;
786 				} else
787 					rte_exit(EXIT_FAILURE,
788 						 "Invalid max-pkt-len=%d - should be > %d\n",
789 						 n, ETHER_MIN_LEN);
790 			}
791 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
792 				if (!strcmp(optarg, "signature"))
793 					fdir_conf.mode =
794 						RTE_FDIR_MODE_SIGNATURE;
795 				else if (!strcmp(optarg, "perfect"))
796 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
797 				else if (!strcmp(optarg, "perfect-mac-vlan"))
798 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
799 				else if (!strcmp(optarg, "perfect-tunnel"))
800 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
801 				else if (!strcmp(optarg, "none"))
802 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
803 				else
804 					rte_exit(EXIT_FAILURE,
805 						 "pkt-mode-invalid %s invalid - must be: "
806 						 "none, signature, perfect, perfect-mac-vlan"
807 						 " or perfect-tunnel\n",
808 						 optarg);
809 			}
810 			if (!strcmp(lgopts[opt_idx].name,
811 				    "pkt-filter-report-hash")) {
812 				if (!strcmp(optarg, "none"))
813 					fdir_conf.status =
814 						RTE_FDIR_NO_REPORT_STATUS;
815 				else if (!strcmp(optarg, "match"))
816 					fdir_conf.status =
817 						RTE_FDIR_REPORT_STATUS;
818 				else if (!strcmp(optarg, "always"))
819 					fdir_conf.status =
820 						RTE_FDIR_REPORT_STATUS_ALWAYS;
821 				else
822 					rte_exit(EXIT_FAILURE,
823 						 "pkt-filter-report-hash %s invalid "
824 						 "- must be: none or match or always\n",
825 						 optarg);
826 			}
827 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
828 				if (!strcmp(optarg, "64K"))
829 					fdir_conf.pballoc =
830 						RTE_FDIR_PBALLOC_64K;
831 				else if (!strcmp(optarg, "128K"))
832 					fdir_conf.pballoc =
833 						RTE_FDIR_PBALLOC_128K;
834 				else if (!strcmp(optarg, "256K"))
835 					fdir_conf.pballoc =
836 						RTE_FDIR_PBALLOC_256K;
837 				else
838 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
839 						 " must be: 64K or 128K or 256K\n",
840 						 optarg);
841 			}
842 			if (!strcmp(lgopts[opt_idx].name,
843 				    "pkt-filter-drop-queue")) {
844 				n = atoi(optarg);
845 				if (n >= 0)
846 					fdir_conf.drop_queue = (uint8_t) n;
847 				else
848 					rte_exit(EXIT_FAILURE,
849 						 "drop queue %d invalid - must"
850 						 "be >= 0 \n", n);
851 			}
852 #ifdef RTE_LIBRTE_LATENCY_STATS
853 			if (!strcmp(lgopts[opt_idx].name,
854 				    "latencystats")) {
855 				n = atoi(optarg);
856 				if (n >= 0) {
857 					latencystats_lcore_id = (lcoreid_t) n;
858 					latencystats_enabled = 1;
859 				} else
860 					rte_exit(EXIT_FAILURE,
861 						 "invalid lcore id %d for latencystats"
862 						 " must be >= 0\n", n);
863 			}
864 #endif
865 #ifdef RTE_LIBRTE_BITRATE
866 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
867 				n = atoi(optarg);
868 				if (n >= 0) {
869 					bitrate_lcore_id = (lcoreid_t) n;
870 					bitrate_enabled = 1;
871 				} else
872 					rte_exit(EXIT_FAILURE,
873 						 "invalid lcore id %d for bitrate stats"
874 						 " must be >= 0\n", n);
875 			}
876 #endif
877 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
878 				rx_offloads &= ~DEV_RX_OFFLOAD_CRC_STRIP;
879 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
880 				rx_offloads |= DEV_RX_OFFLOAD_TCP_LRO;
881 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
882 				rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
883 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
884 				rx_offloads |= DEV_RX_OFFLOAD_CHECKSUM;
885 			if (!strcmp(lgopts[opt_idx].name,
886 					"enable-rx-timestamp"))
887 				rx_offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
888 			if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan"))
889 				rx_offloads &= ~DEV_RX_OFFLOAD_VLAN;
890 
891 			if (!strcmp(lgopts[opt_idx].name,
892 					"disable-hw-vlan-filter"))
893 				rx_offloads &= ~DEV_RX_OFFLOAD_VLAN_FILTER;
894 
895 			if (!strcmp(lgopts[opt_idx].name,
896 					"disable-hw-vlan-strip"))
897 				rx_offloads &= ~DEV_RX_OFFLOAD_VLAN_STRIP;
898 
899 			if (!strcmp(lgopts[opt_idx].name,
900 					"disable-hw-vlan-extend"))
901 				rx_offloads &= ~DEV_RX_OFFLOAD_VLAN_EXTEND;
902 
903 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
904 				rx_drop_en = 1;
905 
906 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
907 				rss_hf = 0;
908 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
909 				if (!strcmp(optarg, "paired"))
910 					port_topology = PORT_TOPOLOGY_PAIRED;
911 				else if (!strcmp(optarg, "chained"))
912 					port_topology = PORT_TOPOLOGY_CHAINED;
913 				else if (!strcmp(optarg, "loop"))
914 					port_topology = PORT_TOPOLOGY_LOOP;
915 				else
916 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
917 						 " must be: paired, chained or loop\n",
918 						 optarg);
919 			}
920 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
921 				set_pkt_forwarding_mode(optarg);
922 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
923 				rss_hf = ETH_RSS_IP;
924 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
925 				rss_hf = ETH_RSS_UDP;
926 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
927 				n = atoi(optarg);
928 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
929 					nb_rxq = (queueid_t) n;
930 				else
931 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
932 						  " >= 0 && <= %d\n", n,
933 						  (int) MAX_QUEUE_ID);
934 			}
935 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
936 				n = atoi(optarg);
937 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
938 					nb_txq = (queueid_t) n;
939 				else
940 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
941 						  " >= 0 && <= %d\n", n,
942 						  (int) MAX_QUEUE_ID);
943 			}
944 			if (!nb_rxq && !nb_txq) {
945 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
946 						"be non-zero\n");
947 			}
948 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
949 				n = atoi(optarg);
950 				if ((n >= 1) && (n <= MAX_PKT_BURST))
951 					nb_pkt_per_burst = (uint16_t) n;
952 				else
953 					rte_exit(EXIT_FAILURE,
954 						 "burst must >= 1 and <= %d]",
955 						 MAX_PKT_BURST);
956 			}
957 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
958 				n = atoi(optarg);
959 				if ((n >= 0) &&
960 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
961 					mb_mempool_cache = (uint16_t) n;
962 				else
963 					rte_exit(EXIT_FAILURE,
964 						 "mbcache must be >= 0 and <= %d\n",
965 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
966 			}
967 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
968 				n = atoi(optarg);
969 				if (n >= 0)
970 					tx_free_thresh = (int16_t)n;
971 				else
972 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
973 			}
974 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
975 				n = atoi(optarg);
976 				if (n >= 0)
977 					tx_rs_thresh = (int16_t)n;
978 				else
979 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
980 			}
981 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
982 				n = atoi(optarg);
983 				if (n > 0) {
984 					if (rx_free_thresh >= n)
985 						rte_exit(EXIT_FAILURE,
986 							 "rxd must be > "
987 							 "rx_free_thresh(%d)\n",
988 							 (int)rx_free_thresh);
989 					else
990 						nb_rxd = (uint16_t) n;
991 				} else
992 					rte_exit(EXIT_FAILURE,
993 						 "rxd(%d) invalid - must be > 0\n",
994 						 n);
995 			}
996 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
997 				n = atoi(optarg);
998 				if (n > 0)
999 					nb_txd = (uint16_t) n;
1000 				else
1001 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1002 			}
1003 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1004 				n = atoi(optarg);
1005 				if (n >= 0)
1006 					tx_pthresh = (int8_t)n;
1007 				else
1008 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1009 			}
1010 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1011 				n = atoi(optarg);
1012 				if (n >= 0)
1013 					tx_hthresh = (int8_t)n;
1014 				else
1015 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1016 			}
1017 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1018 				n = atoi(optarg);
1019 				if (n >= 0)
1020 					tx_wthresh = (int8_t)n;
1021 				else
1022 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1023 			}
1024 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1025 				n = atoi(optarg);
1026 				if (n >= 0)
1027 					rx_pthresh = (int8_t)n;
1028 				else
1029 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1030 			}
1031 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1032 				n = atoi(optarg);
1033 				if (n >= 0)
1034 					rx_hthresh = (int8_t)n;
1035 				else
1036 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1037 			}
1038 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1039 				n = atoi(optarg);
1040 				if (n >= 0)
1041 					rx_wthresh = (int8_t)n;
1042 				else
1043 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1044 			}
1045 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1046 				n = atoi(optarg);
1047 				if (n >= 0)
1048 					rx_free_thresh = (int16_t)n;
1049 				else
1050 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1051 			}
1052 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1053 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1054 					rte_exit(EXIT_FAILURE,
1055 						 "invalid TX queue statistics mapping config entered\n");
1056 				}
1057 			}
1058 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1059 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1060 					rte_exit(EXIT_FAILURE,
1061 						 "invalid RX queue statistics mapping config entered\n");
1062 				}
1063 			}
1064 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1065 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1066 				unsigned int nb_segs;
1067 
1068 				nb_segs = parse_item_list(optarg, "txpkt segments",
1069 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1070 				if (nb_segs > 0)
1071 					set_tx_pkt_segments(seg_lengths, nb_segs);
1072 				else
1073 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1074 			}
1075 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1076 				no_flush_rx = 1;
1077 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1078 				no_link_check = 1;
1079 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1080 				lsc_interrupt = 0;
1081 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1082 				rmv_interrupt = 0;
1083 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1084 				flow_isolate_all = 1;
1085 			if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
1086 				char *end = NULL;
1087 				n = strtoull(optarg, &end, 16);
1088 				if (n >= 0)
1089 					tx_offloads = (uint64_t)n;
1090 				else
1091 					rte_exit(EXIT_FAILURE,
1092 						 "tx-offloads must be >= 0\n");
1093 			}
1094 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1095 				if (parse_event_printing_config(optarg, 1)) {
1096 					rte_exit(EXIT_FAILURE,
1097 						 "invalid print-event argument\n");
1098 				}
1099 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1100 				if (parse_event_printing_config(optarg, 0)) {
1101 					rte_exit(EXIT_FAILURE,
1102 						 "invalid mask-event argument\n");
1103 				}
1104 
1105 			break;
1106 		case 'h':
1107 			usage(argv[0]);
1108 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1109 			break;
1110 		default:
1111 			usage(argv[0]);
1112 			rte_exit(EXIT_FAILURE,
1113 				 "Command line is incomplete or incorrect\n");
1114 			break;
1115 		}
1116 	}
1117 
1118 	/* Set offload configuration from command line parameters. */
1119 	rx_mode.offloads = rx_offloads;
1120 	tx_mode.offloads = tx_offloads;
1121 }
1122