xref: /dpdk/app/test-pmd/parameters.c (revision 0abf98589d9402c6fd9b8866639f1535ceb302ce)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright(c) 2010-2017 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 <errno.h>
35 #include <getopt.h>
36 #include <stdarg.h>
37 #include <stdio.h>
38 #include <stdlib.h>
39 #include <signal.h>
40 #include <string.h>
41 #include <time.h>
42 #include <fcntl.h>
43 #include <sys/types.h>
44 #include <errno.h>
45 
46 #include <sys/queue.h>
47 #include <sys/stat.h>
48 
49 #include <stdint.h>
50 #include <unistd.h>
51 #include <inttypes.h>
52 
53 #include <rte_common.h>
54 #include <rte_byteorder.h>
55 #include <rte_log.h>
56 #include <rte_debug.h>
57 #include <rte_cycles.h>
58 #include <rte_memory.h>
59 #include <rte_memzone.h>
60 #include <rte_launch.h>
61 #include <rte_eal.h>
62 #include <rte_per_lcore.h>
63 #include <rte_lcore.h>
64 #include <rte_atomic.h>
65 #include <rte_branch_prediction.h>
66 #include <rte_mempool.h>
67 #include <rte_interrupts.h>
68 #include <rte_pci.h>
69 #include <rte_ether.h>
70 #include <rte_ethdev.h>
71 #include <rte_string_fns.h>
72 #ifdef RTE_LIBRTE_CMDLINE
73 #include <cmdline_parse.h>
74 #include <cmdline_parse_etheraddr.h>
75 #endif
76 #ifdef RTE_LIBRTE_PMD_BOND
77 #include <rte_eth_bond.h>
78 #endif
79 #include <rte_flow.h>
80 
81 #include "testpmd.h"
82 
83 static void
84 usage(char* progname)
85 {
86 	printf("usage: %s "
87 #ifdef RTE_LIBRTE_CMDLINE
88 	       "[--interactive|-i] "
89 	       "[--cmdline-file=FILENAME] "
90 #endif
91 	       "[--help|-h] | [--auto-start|-a] | ["
92 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
93 	       "--mbuf-size= | --total-num-mbufs= | "
94 	       "--nb-cores= | --nb-ports= | "
95 #ifdef RTE_LIBRTE_CMDLINE
96 	       "--eth-peers-configfile= | "
97 	       "--eth-peer=X,M:M:M:M:M:M | "
98 #endif
99 	       "--pkt-filter-mode= |"
100 	       "--rss-ip | --rss-udp | "
101 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
102 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
103 	       "--txrst= | --txqflags= ]\n",
104 	       progname);
105 #ifdef RTE_LIBRTE_CMDLINE
106 	printf("  --interactive: run in interactive mode.\n");
107 	printf("  --cmdline-file: execute cli commands before startup.\n");
108 #endif
109 	printf("  --auto-start: start forwarding on init "
110 	       "[always when non-interactive].\n");
111 	printf("  --help: display this message and quit.\n");
112 	printf("  --nb-cores=N: set the number of forwarding cores "
113 	       "(1 <= N <= %d).\n", nb_lcores);
114 	printf("  --nb-ports=N: set the number of forwarding ports "
115 	       "(1 <= N <= %d).\n", nb_ports);
116 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
117 	       "the packet forwarding test. The master lcore is reserved for "
118 	       "command line parsing only, and cannot be masked on for "
119 	       "packet forwarding.\n");
120 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
121 	       "by the packet forwarding test.\n");
122 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
123 	       "RX memory buffers (mbufs).\n");
124 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
125 	       "specify the socket on which the memory pool "
126 	       "used by the port will be allocated.\n");
127 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
128 	       "specify the socket on which the TX/RX rings for "
129 	       "the port will be allocated "
130 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
131 	printf("  --socket-num=N: set socket from which all memory is allocated "
132 	       "in NUMA mode.\n");
133 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
134 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
135 	       "in mbuf pools.\n");
136 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
137 #ifdef RTE_LIBRTE_CMDLINE
138 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
139 	       "of peer ports.\n");
140 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
141 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
142 #endif
143 	printf("  --pkt-filter-mode=N: set Flow Director mode "
144 	       "(N: none (default mode) or signature or perfect).\n");
145 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
146 	       "(N: none  or match (default) or always).\n");
147 	printf("  --pkt-filter-size=N: set Flow Director mode "
148 	       "(N: 64K (default mode) or 128K or 256K).\n");
149 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
150 	       "In perfect mode, when you add a rule with queue = -1 "
151 	       "the packet will be enqueued into the rx drop-queue. "
152 	       "If the drop-queue doesn't exist, the packet is dropped. "
153 	       "By default drop-queue=127.\n");
154 #ifdef RTE_LIBRTE_LATENCY_STATS
155 	printf("  --latencystats=N: enable latency and jitter statistcs "
156 	       "monitoring on forwarding lcore id N.\n");
157 #endif
158 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
159 	printf("  --enable-lro: enable large receive offload.\n");
160 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
161 	printf("  --disable-hw-vlan: disable hardware vlan.\n");
162 	printf("  --disable-hw-vlan-filter: disable hardware vlan filter.\n");
163 	printf("  --disable-hw-vlan-strip: disable hardware vlan strip.\n");
164 	printf("  --disable-hw-vlan-extend: disable hardware vlan extend.\n");
165 	printf("  --enable-drop-en: enable per queue packet drop.\n");
166 	printf("  --disable-rss: disable rss.\n");
167 	printf("  --port-topology=N: set port topology (N: paired (default) or "
168 	       "chained).\n");
169 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
170 	       list_pkt_forwarding_modes());
171 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
172 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
173 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
174 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
175 	printf("  --txq=N: set the number of TX queues per port to N.\n");
176 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
177 	printf("  --burst=N: set the number of packets per burst to N.\n");
178 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
179 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
180 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
181 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
182 	       "(0 <= N < value of rxd).\n");
183 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
184 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
185 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
186 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
187 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
188 	       "(0 <= N <= value of txd).\n");
189 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
190 	       "(0 <= N <= value of txd).\n");
191 	printf("  --txqflags=0xXXXXXXXX: hexadecimal bitmask of TX queue flags "
192 	       "(0 <= N <= 0x7FFFFFFF).\n");
193 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
194 	       "tx queues statistics counters mapping "
195 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
196 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
197 	       "rx queues statistics counters mapping "
198 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
199 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
200 	       " Used mainly with PCAP drivers.\n");
201 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
202 		" or total packet length.\n");
203 	printf("  --disable-link-check: disable check on link status when "
204 	       "starting/stopping ports.\n");
205 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
206 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
207 	printf("  --bitrate-stats=N: set the logical core N to perform "
208 		"bit-rate calculation.\n");
209 	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
210 	       "enable print of designated event or all of them.");
211 	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
212 	       "disable print of designated event or all of them.");
213 }
214 
215 #ifdef RTE_LIBRTE_CMDLINE
216 static int
217 init_peer_eth_addrs(char *config_filename)
218 {
219 	FILE *config_file;
220 	portid_t i;
221 	char buf[50];
222 
223 	config_file = fopen(config_filename, "r");
224 	if (config_file == NULL) {
225 		perror("Failed to open eth config file\n");
226 		return -1;
227 	}
228 
229 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
230 
231 		if (fgets(buf, sizeof(buf), config_file) == NULL)
232 			break;
233 
234 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
235 				sizeof(peer_eth_addrs[i])) < 0) {
236 			printf("Bad MAC address format on line %d\n", i+1);
237 			fclose(config_file);
238 			return -1;
239 		}
240 	}
241 	fclose(config_file);
242 	nb_peer_eth_addrs = (portid_t) i;
243 	return 0;
244 }
245 #endif
246 
247 /*
248  * Parse the coremask given as argument (hexadecimal string) and set
249  * the global configuration of forwarding cores.
250  */
251 static void
252 parse_fwd_coremask(const char *coremask)
253 {
254 	char *end;
255 	unsigned long long int cm;
256 
257 	/* parse hexadecimal string */
258 	end = NULL;
259 	cm = strtoull(coremask, &end, 16);
260 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
261 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
262 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
263 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
264 }
265 
266 /*
267  * Parse the coremask given as argument (hexadecimal string) and set
268  * the global configuration of forwarding cores.
269  */
270 static void
271 parse_fwd_portmask(const char *portmask)
272 {
273 	char *end;
274 	unsigned long long int pm;
275 
276 	/* parse hexadecimal string */
277 	end = NULL;
278 	pm = strtoull(portmask, &end, 16);
279 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
280 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
281 	else
282 		set_fwd_ports_mask((uint64_t) pm);
283 }
284 
285 
286 static int
287 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
288 {
289 	char s[256];
290 	const char *p, *p0 = q_arg;
291 	char *end;
292 	enum fieldnames {
293 		FLD_PORT = 0,
294 		FLD_QUEUE,
295 		FLD_STATS_COUNTER,
296 		_NUM_FLD
297 	};
298 	unsigned long int_fld[_NUM_FLD];
299 	char *str_fld[_NUM_FLD];
300 	int i;
301 	unsigned size;
302 
303 	/* reset from value set at definition */
304 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
305 
306 	while ((p = strchr(p0,'(')) != NULL) {
307 		++p;
308 		if((p0 = strchr(p,')')) == NULL)
309 			return -1;
310 
311 		size = p0 - p;
312 		if(size >= sizeof(s))
313 			return -1;
314 
315 		snprintf(s, sizeof(s), "%.*s", size, p);
316 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
317 			return -1;
318 		for (i = 0; i < _NUM_FLD; i++){
319 			errno = 0;
320 			int_fld[i] = strtoul(str_fld[i], &end, 0);
321 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
322 				return -1;
323 		}
324 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
325 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
326 			printf("Stats counter not in the correct range 0..%d\n",
327 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
328 			return -1;
329 		}
330 
331 		if (!is_rx) {
332 			if ((nb_tx_queue_stats_mappings >=
333 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
334 				printf("exceeded max number of TX queue "
335 						"statistics mappings: %hu\n",
336 						nb_tx_queue_stats_mappings);
337 				return -1;
338 			}
339 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
340 				(uint8_t)int_fld[FLD_PORT];
341 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
342 				(uint8_t)int_fld[FLD_QUEUE];
343 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
344 				(uint8_t)int_fld[FLD_STATS_COUNTER];
345 			++nb_tx_queue_stats_mappings;
346 		}
347 		else {
348 			if ((nb_rx_queue_stats_mappings >=
349 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
350 				printf("exceeded max number of RX queue "
351 						"statistics mappings: %hu\n",
352 						nb_rx_queue_stats_mappings);
353 				return -1;
354 			}
355 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
356 				(uint8_t)int_fld[FLD_PORT];
357 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
358 				(uint8_t)int_fld[FLD_QUEUE];
359 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
360 				(uint8_t)int_fld[FLD_STATS_COUNTER];
361 			++nb_rx_queue_stats_mappings;
362 		}
363 
364 	}
365 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
366 /* than to the default array (that was set at its definition) */
367 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
368 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
369 	return 0;
370 }
371 
372 static void
373 print_invalid_socket_id_error(void)
374 {
375 	unsigned int i = 0;
376 
377 	printf("Invalid socket id, options are: ");
378 	for (i = 0; i < num_sockets; i++) {
379 		printf("%u%s", socket_ids[i],
380 		      (i == num_sockets - 1) ? "\n" : ",");
381 	}
382 }
383 
384 static int
385 parse_portnuma_config(const char *q_arg)
386 {
387 	char s[256];
388 	const char *p, *p0 = q_arg;
389 	char *end;
390 	uint8_t i,port_id,socket_id;
391 	unsigned size;
392 	enum fieldnames {
393 		FLD_PORT = 0,
394 		FLD_SOCKET,
395 		_NUM_FLD
396 	};
397 	unsigned long int_fld[_NUM_FLD];
398 	char *str_fld[_NUM_FLD];
399 	portid_t pid;
400 
401 	/* reset from value set at definition */
402 	while ((p = strchr(p0,'(')) != NULL) {
403 		++p;
404 		if((p0 = strchr(p,')')) == NULL)
405 			return -1;
406 
407 		size = p0 - p;
408 		if(size >= sizeof(s))
409 			return -1;
410 
411 		snprintf(s, sizeof(s), "%.*s", size, p);
412 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
413 			return -1;
414 		for (i = 0; i < _NUM_FLD; i++) {
415 			errno = 0;
416 			int_fld[i] = strtoul(str_fld[i], &end, 0);
417 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
418 				return -1;
419 		}
420 		port_id = (uint8_t)int_fld[FLD_PORT];
421 		if (port_id_is_invalid(port_id, ENABLED_WARN)) {
422 			printf("Valid port range is [0");
423 			RTE_ETH_FOREACH_DEV(pid)
424 				printf(", %d", pid);
425 			printf("]\n");
426 			return -1;
427 		}
428 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
429 		if (new_socket_id(socket_id)) {
430 			print_invalid_socket_id_error();
431 			return -1;
432 		}
433 		port_numa[port_id] = socket_id;
434 	}
435 
436 	return 0;
437 }
438 
439 static int
440 parse_ringnuma_config(const char *q_arg)
441 {
442 	char s[256];
443 	const char *p, *p0 = q_arg;
444 	char *end;
445 	uint8_t i,port_id,ring_flag,socket_id;
446 	unsigned size;
447 	enum fieldnames {
448 		FLD_PORT = 0,
449 		FLD_FLAG,
450 		FLD_SOCKET,
451 		_NUM_FLD
452 	};
453 	unsigned long int_fld[_NUM_FLD];
454 	char *str_fld[_NUM_FLD];
455 	portid_t pid;
456 	#define RX_RING_ONLY 0x1
457 	#define TX_RING_ONLY 0x2
458 	#define RXTX_RING    0x3
459 
460 	/* reset from value set at definition */
461 	while ((p = strchr(p0,'(')) != NULL) {
462 		++p;
463 		if((p0 = strchr(p,')')) == NULL)
464 			return -1;
465 
466 		size = p0 - p;
467 		if(size >= sizeof(s))
468 			return -1;
469 
470 		snprintf(s, sizeof(s), "%.*s", size, p);
471 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
472 			return -1;
473 		for (i = 0; i < _NUM_FLD; i++) {
474 			errno = 0;
475 			int_fld[i] = strtoul(str_fld[i], &end, 0);
476 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
477 				return -1;
478 		}
479 		port_id = (uint8_t)int_fld[FLD_PORT];
480 		if (port_id_is_invalid(port_id, ENABLED_WARN)) {
481 			printf("Valid port range is [0");
482 			RTE_ETH_FOREACH_DEV(pid)
483 				printf(", %d", pid);
484 			printf("]\n");
485 			return -1;
486 		}
487 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
488 		if (new_socket_id(socket_id)) {
489 			print_invalid_socket_id_error();
490 			return -1;
491 		}
492 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
493 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
494 			printf("Invalid ring-flag=%d config for port =%d\n",
495 				ring_flag,port_id);
496 			return -1;
497 		}
498 
499 		switch (ring_flag & RXTX_RING) {
500 		case RX_RING_ONLY:
501 			rxring_numa[port_id] = socket_id;
502 			break;
503 		case TX_RING_ONLY:
504 			txring_numa[port_id] = socket_id;
505 			break;
506 		case RXTX_RING:
507 			rxring_numa[port_id] = socket_id;
508 			txring_numa[port_id] = socket_id;
509 			break;
510 		default:
511 			printf("Invalid ring-flag=%d config for port=%d\n",
512 				ring_flag,port_id);
513 			break;
514 		}
515 	}
516 
517 	return 0;
518 }
519 
520 static int
521 parse_event_printing_config(const char *optarg, int enable)
522 {
523 	uint32_t mask = 0;
524 
525 	if (!strcmp(optarg, "unknown"))
526 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
527 	else if (!strcmp(optarg, "intr_lsc"))
528 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
529 	else if (!strcmp(optarg, "queue_state"))
530 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
531 	else if (!strcmp(optarg, "intr_reset"))
532 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
533 	else if (!strcmp(optarg, "vf_mbox"))
534 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
535 	else if (!strcmp(optarg, "macsec"))
536 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
537 	else if (!strcmp(optarg, "intr_rmv"))
538 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
539 	else if (!strcmp(optarg, "all"))
540 		mask = ~UINT32_C(0);
541 	else {
542 		fprintf(stderr, "Invalid event: %s\n", optarg);
543 		return -1;
544 	}
545 	if (enable)
546 		event_print_mask |= mask;
547 	else
548 		event_print_mask &= ~mask;
549 	return 0;
550 }
551 
552 void
553 launch_args_parse(int argc, char** argv)
554 {
555 	int n, opt;
556 	char **argvopt;
557 	int opt_idx;
558 	enum { TX, RX };
559 
560 	static struct option lgopts[] = {
561 		{ "help",			0, 0, 0 },
562 #ifdef RTE_LIBRTE_CMDLINE
563 		{ "interactive",		0, 0, 0 },
564 		{ "cmdline-file",		1, 0, 0 },
565 		{ "auto-start",			0, 0, 0 },
566 		{ "eth-peers-configfile",	1, 0, 0 },
567 		{ "eth-peer",			1, 0, 0 },
568 #endif
569 		{ "ports",			1, 0, 0 },
570 		{ "nb-cores",			1, 0, 0 },
571 		{ "nb-ports",			1, 0, 0 },
572 		{ "coremask",			1, 0, 0 },
573 		{ "portmask",			1, 0, 0 },
574 		{ "numa",			0, 0, 0 },
575 		{ "no-numa",			0, 0, 0 },
576 		{ "mp-anon",			0, 0, 0 },
577 		{ "port-numa-config",           1, 0, 0 },
578 		{ "ring-numa-config",           1, 0, 0 },
579 		{ "socket-num",			1, 0, 0 },
580 		{ "mbuf-size",			1, 0, 0 },
581 		{ "total-num-mbufs",		1, 0, 0 },
582 		{ "max-pkt-len",		1, 0, 0 },
583 		{ "pkt-filter-mode",            1, 0, 0 },
584 		{ "pkt-filter-report-hash",     1, 0, 0 },
585 		{ "pkt-filter-size",            1, 0, 0 },
586 		{ "pkt-filter-drop-queue",      1, 0, 0 },
587 #ifdef RTE_LIBRTE_LATENCY_STATS
588 		{ "latencystats",               1, 0, 0 },
589 #endif
590 #ifdef RTE_LIBRTE_BITRATE
591 		{ "bitrate-stats",              1, 0, 0 },
592 #endif
593 		{ "disable-crc-strip",          0, 0, 0 },
594 		{ "enable-lro",                 0, 0, 0 },
595 		{ "enable-rx-cksum",            0, 0, 0 },
596 		{ "enable-scatter",             0, 0, 0 },
597 		{ "disable-hw-vlan",            0, 0, 0 },
598 		{ "disable-hw-vlan-filter",     0, 0, 0 },
599 		{ "disable-hw-vlan-strip",      0, 0, 0 },
600 		{ "disable-hw-vlan-extend",     0, 0, 0 },
601 		{ "enable-drop-en",            0, 0, 0 },
602 		{ "disable-rss",                0, 0, 0 },
603 		{ "port-topology",              1, 0, 0 },
604 		{ "forward-mode",               1, 0, 0 },
605 		{ "rss-ip",			0, 0, 0 },
606 		{ "rss-udp",			0, 0, 0 },
607 		{ "rxq",			1, 0, 0 },
608 		{ "txq",			1, 0, 0 },
609 		{ "rxd",			1, 0, 0 },
610 		{ "txd",			1, 0, 0 },
611 		{ "burst",			1, 0, 0 },
612 		{ "mbcache",			1, 0, 0 },
613 		{ "txpt",			1, 0, 0 },
614 		{ "txht",			1, 0, 0 },
615 		{ "txwt",			1, 0, 0 },
616 		{ "txfreet",			1, 0, 0 },
617 		{ "txrst",			1, 0, 0 },
618 		{ "txqflags",			1, 0, 0 },
619 		{ "rxpt",			1, 0, 0 },
620 		{ "rxht",			1, 0, 0 },
621 		{ "rxwt",			1, 0, 0 },
622 		{ "rxfreet",                    1, 0, 0 },
623 		{ "tx-queue-stats-mapping",	1, 0, 0 },
624 		{ "rx-queue-stats-mapping",	1, 0, 0 },
625 		{ "no-flush-rx",	0, 0, 0 },
626 		{ "txpkts",			1, 0, 0 },
627 		{ "disable-link-check",		0, 0, 0 },
628 		{ "no-lsc-interrupt",		0, 0, 0 },
629 		{ "no-rmv-interrupt",		0, 0, 0 },
630 		{ "print-event",		1, 0, 0 },
631 		{ "mask-event",			1, 0, 0 },
632 		{ 0, 0, 0, 0 },
633 	};
634 
635 	argvopt = argv;
636 
637 #ifdef RTE_LIBRTE_CMDLINE
638 #define SHORTOPTS "i"
639 #else
640 #define SHORTOPTS ""
641 #endif
642 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
643 				 lgopts, &opt_idx)) != EOF) {
644 		switch (opt) {
645 #ifdef RTE_LIBRTE_CMDLINE
646 		case 'i':
647 			printf("Interactive-mode selected\n");
648 			interactive = 1;
649 			break;
650 #endif
651 		case 'a':
652 			printf("Auto-start selected\n");
653 			auto_start = 1;
654 			break;
655 
656 		case 0: /*long options */
657 			if (!strcmp(lgopts[opt_idx].name, "help")) {
658 				usage(argv[0]);
659 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
660 			}
661 #ifdef RTE_LIBRTE_CMDLINE
662 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
663 				printf("Interactive-mode selected\n");
664 				interactive = 1;
665 			}
666 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
667 				printf("CLI commands to be read from %s\n",
668 				       optarg);
669 				snprintf(cmdline_filename,
670 					 sizeof(cmdline_filename), "%s",
671 					 optarg);
672 			}
673 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
674 				printf("Auto-start selected\n");
675 				auto_start = 1;
676 			}
677 			if (!strcmp(lgopts[opt_idx].name,
678 				    "eth-peers-configfile")) {
679 				if (init_peer_eth_addrs(optarg) != 0)
680 					rte_exit(EXIT_FAILURE,
681 						 "Cannot open logfile\n");
682 			}
683 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
684 				char *port_end;
685 				uint8_t c, peer_addr[6];
686 
687 				errno = 0;
688 				n = strtoul(optarg, &port_end, 10);
689 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
690 					rte_exit(EXIT_FAILURE,
691 						 "Invalid eth-peer: %s", optarg);
692 				if (n >= RTE_MAX_ETHPORTS)
693 					rte_exit(EXIT_FAILURE,
694 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
695 						 n, RTE_MAX_ETHPORTS);
696 
697 				if (cmdline_parse_etheraddr(NULL, port_end,
698 						&peer_addr, sizeof(peer_addr)) < 0)
699 					rte_exit(EXIT_FAILURE,
700 						 "Invalid ethernet address: %s\n",
701 						 port_end);
702 				for (c = 0; c < 6; c++)
703 					peer_eth_addrs[n].addr_bytes[c] =
704 						peer_addr[c];
705 				nb_peer_eth_addrs++;
706 			}
707 #endif
708 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
709 				n = atoi(optarg);
710 				if (n > 0 && n <= nb_ports)
711 					nb_fwd_ports = (uint8_t) n;
712 				else
713 					rte_exit(EXIT_FAILURE,
714 						 "Invalid port %d\n", n);
715 			}
716 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
717 				n = atoi(optarg);
718 				if (n > 0 && n <= nb_lcores)
719 					nb_fwd_lcores = (uint8_t) n;
720 				else
721 					rte_exit(EXIT_FAILURE,
722 						 "nb-cores should be > 0 and <= %d\n",
723 						 nb_lcores);
724 			}
725 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
726 				parse_fwd_coremask(optarg);
727 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
728 				parse_fwd_portmask(optarg);
729 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
730 				numa_support = 0;
731 			if (!strcmp(lgopts[opt_idx].name, "numa"))
732 				numa_support = 1;
733 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
734 				mp_anon = 1;
735 			}
736 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
737 				if (parse_portnuma_config(optarg))
738 					rte_exit(EXIT_FAILURE,
739 					   "invalid port-numa configuration\n");
740 			}
741 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
742 				if (parse_ringnuma_config(optarg))
743 					rte_exit(EXIT_FAILURE,
744 					   "invalid ring-numa configuration\n");
745 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
746 				n = atoi(optarg);
747 				if (!new_socket_id((uint8_t)n)) {
748 					socket_num = (uint8_t)n;
749 				} else {
750 					print_invalid_socket_id_error();
751 					rte_exit(EXIT_FAILURE,
752 						"Invalid socket id");
753 				}
754 			}
755 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
756 				n = atoi(optarg);
757 				if (n > 0 && n <= 0xFFFF)
758 					mbuf_data_size = (uint16_t) n;
759 				else
760 					rte_exit(EXIT_FAILURE,
761 						 "mbuf-size should be > 0 and < 65536\n");
762 			}
763 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
764 				n = atoi(optarg);
765 				if (n > 1024)
766 					param_total_num_mbufs = (unsigned)n;
767 				else
768 					rte_exit(EXIT_FAILURE,
769 						 "total-num-mbufs should be > 1024\n");
770 			}
771 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
772 				n = atoi(optarg);
773 				if (n >= ETHER_MIN_LEN) {
774 					rx_mode.max_rx_pkt_len = (uint32_t) n;
775 					if (n > ETHER_MAX_LEN)
776 					    rx_mode.jumbo_frame = 1;
777 				} else
778 					rte_exit(EXIT_FAILURE,
779 						 "Invalid max-pkt-len=%d - should be > %d\n",
780 						 n, ETHER_MIN_LEN);
781 			}
782 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
783 				if (!strcmp(optarg, "signature"))
784 					fdir_conf.mode =
785 						RTE_FDIR_MODE_SIGNATURE;
786 				else if (!strcmp(optarg, "perfect"))
787 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
788 				else if (!strcmp(optarg, "perfect-mac-vlan"))
789 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
790 				else if (!strcmp(optarg, "perfect-tunnel"))
791 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
792 				else if (!strcmp(optarg, "none"))
793 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
794 				else
795 					rte_exit(EXIT_FAILURE,
796 						 "pkt-mode-invalid %s invalid - must be: "
797 						 "none, signature, perfect, perfect-mac-vlan"
798 						 " or perfect-tunnel\n",
799 						 optarg);
800 			}
801 			if (!strcmp(lgopts[opt_idx].name,
802 				    "pkt-filter-report-hash")) {
803 				if (!strcmp(optarg, "none"))
804 					fdir_conf.status =
805 						RTE_FDIR_NO_REPORT_STATUS;
806 				else if (!strcmp(optarg, "match"))
807 					fdir_conf.status =
808 						RTE_FDIR_REPORT_STATUS;
809 				else if (!strcmp(optarg, "always"))
810 					fdir_conf.status =
811 						RTE_FDIR_REPORT_STATUS_ALWAYS;
812 				else
813 					rte_exit(EXIT_FAILURE,
814 						 "pkt-filter-report-hash %s invalid "
815 						 "- must be: none or match or always\n",
816 						 optarg);
817 			}
818 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
819 				if (!strcmp(optarg, "64K"))
820 					fdir_conf.pballoc =
821 						RTE_FDIR_PBALLOC_64K;
822 				else if (!strcmp(optarg, "128K"))
823 					fdir_conf.pballoc =
824 						RTE_FDIR_PBALLOC_128K;
825 				else if (!strcmp(optarg, "256K"))
826 					fdir_conf.pballoc =
827 						RTE_FDIR_PBALLOC_256K;
828 				else
829 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
830 						 " must be: 64K or 128K or 256K\n",
831 						 optarg);
832 			}
833 			if (!strcmp(lgopts[opt_idx].name,
834 				    "pkt-filter-drop-queue")) {
835 				n = atoi(optarg);
836 				if (n >= 0)
837 					fdir_conf.drop_queue = (uint8_t) n;
838 				else
839 					rte_exit(EXIT_FAILURE,
840 						 "drop queue %d invalid - must"
841 						 "be >= 0 \n", n);
842 			}
843 #ifdef RTE_LIBRTE_LATENCY_STATS
844 			if (!strcmp(lgopts[opt_idx].name,
845 				    "latencystats")) {
846 				n = atoi(optarg);
847 				if (n >= 0) {
848 					latencystats_lcore_id = (lcoreid_t) n;
849 					latencystats_enabled = 1;
850 				} else
851 					rte_exit(EXIT_FAILURE,
852 						 "invalid lcore id %d for latencystats"
853 						 " must be >= 0\n", n);
854 			}
855 #endif
856 #ifdef RTE_LIBRTE_BITRATE
857 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
858 				n = atoi(optarg);
859 				if (n >= 0) {
860 					bitrate_lcore_id = (lcoreid_t) n;
861 					bitrate_enabled = 1;
862 				} else
863 					rte_exit(EXIT_FAILURE,
864 						 "invalid lcore id %d for bitrate stats"
865 						 " must be >= 0\n", n);
866 			}
867 #endif
868 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
869 				rx_mode.hw_strip_crc = 0;
870 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
871 				rx_mode.enable_lro = 1;
872 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
873 				rx_mode.enable_scatter = 1;
874 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
875 				rx_mode.hw_ip_checksum = 1;
876 
877 			if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan")) {
878 				rx_mode.hw_vlan_filter = 0;
879 				rx_mode.hw_vlan_strip  = 0;
880 				rx_mode.hw_vlan_extend = 0;
881 			}
882 
883 			if (!strcmp(lgopts[opt_idx].name,
884 					"disable-hw-vlan-filter"))
885 				rx_mode.hw_vlan_filter = 0;
886 
887 			if (!strcmp(lgopts[opt_idx].name,
888 					"disable-hw-vlan-strip"))
889 				rx_mode.hw_vlan_strip  = 0;
890 
891 			if (!strcmp(lgopts[opt_idx].name,
892 					"disable-hw-vlan-extend"))
893 				rx_mode.hw_vlan_extend = 0;
894 
895 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
896 				rx_drop_en = 1;
897 
898 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
899 				rss_hf = 0;
900 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
901 				if (!strcmp(optarg, "paired"))
902 					port_topology = PORT_TOPOLOGY_PAIRED;
903 				else if (!strcmp(optarg, "chained"))
904 					port_topology = PORT_TOPOLOGY_CHAINED;
905 				else if (!strcmp(optarg, "loop"))
906 					port_topology = PORT_TOPOLOGY_LOOP;
907 				else
908 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
909 						 " must be: paired or chained \n",
910 						 optarg);
911 			}
912 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
913 				set_pkt_forwarding_mode(optarg);
914 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
915 				rss_hf = ETH_RSS_IP;
916 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
917 				rss_hf = ETH_RSS_UDP;
918 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
919 				n = atoi(optarg);
920 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
921 					nb_rxq = (queueid_t) n;
922 				else
923 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
924 						  " >= 0 && <= %d\n", n,
925 						  (int) MAX_QUEUE_ID);
926 			}
927 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
928 				n = atoi(optarg);
929 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
930 					nb_txq = (queueid_t) n;
931 				else
932 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
933 						  " >= 0 && <= %d\n", n,
934 						  (int) MAX_QUEUE_ID);
935 			}
936 			if (!nb_rxq && !nb_txq) {
937 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
938 						"be non-zero\n");
939 			}
940 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
941 				n = atoi(optarg);
942 				if ((n >= 1) && (n <= MAX_PKT_BURST))
943 					nb_pkt_per_burst = (uint16_t) n;
944 				else
945 					rte_exit(EXIT_FAILURE,
946 						 "burst must >= 1 and <= %d]",
947 						 MAX_PKT_BURST);
948 			}
949 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
950 				n = atoi(optarg);
951 				if ((n >= 0) &&
952 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
953 					mb_mempool_cache = (uint16_t) n;
954 				else
955 					rte_exit(EXIT_FAILURE,
956 						 "mbcache must be >= 0 and <= %d\n",
957 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
958 			}
959 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
960 				n = atoi(optarg);
961 				if (n >= 0)
962 					tx_free_thresh = (int16_t)n;
963 				else
964 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
965 			}
966 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
967 				n = atoi(optarg);
968 				if (n >= 0)
969 					tx_rs_thresh = (int16_t)n;
970 				else
971 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
972 			}
973 			if (!strcmp(lgopts[opt_idx].name, "txqflags")) {
974 				char *end = NULL;
975 				n = strtoul(optarg, &end, 16);
976 				if (n >= 0)
977 					txq_flags = (int32_t)n;
978 				else
979 					rte_exit(EXIT_FAILURE,
980 						 "txqflags must be >= 0\n");
981 			}
982 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
983 				n = atoi(optarg);
984 				if (n > 0) {
985 					if (rx_free_thresh >= n)
986 						rte_exit(EXIT_FAILURE,
987 							 "rxd must be > "
988 							 "rx_free_thresh(%d)\n",
989 							 (int)rx_free_thresh);
990 					else
991 						nb_rxd = (uint16_t) n;
992 				} else
993 					rte_exit(EXIT_FAILURE,
994 						 "rxd(%d) invalid - must be > 0\n",
995 						 n);
996 			}
997 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
998 				n = atoi(optarg);
999 				if (n > 0)
1000 					nb_txd = (uint16_t) n;
1001 				else
1002 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1003 			}
1004 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1005 				n = atoi(optarg);
1006 				if (n >= 0)
1007 					tx_pthresh = (int8_t)n;
1008 				else
1009 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1010 			}
1011 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1012 				n = atoi(optarg);
1013 				if (n >= 0)
1014 					tx_hthresh = (int8_t)n;
1015 				else
1016 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1017 			}
1018 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1019 				n = atoi(optarg);
1020 				if (n >= 0)
1021 					tx_wthresh = (int8_t)n;
1022 				else
1023 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1024 			}
1025 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1026 				n = atoi(optarg);
1027 				if (n >= 0)
1028 					rx_pthresh = (int8_t)n;
1029 				else
1030 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1031 			}
1032 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1033 				n = atoi(optarg);
1034 				if (n >= 0)
1035 					rx_hthresh = (int8_t)n;
1036 				else
1037 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1038 			}
1039 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1040 				n = atoi(optarg);
1041 				if (n >= 0)
1042 					rx_wthresh = (int8_t)n;
1043 				else
1044 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1045 			}
1046 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1047 				n = atoi(optarg);
1048 				if (n >= 0)
1049 					rx_free_thresh = (int16_t)n;
1050 				else
1051 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1052 			}
1053 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1054 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1055 					rte_exit(EXIT_FAILURE,
1056 						 "invalid TX queue statistics mapping config entered\n");
1057 				}
1058 			}
1059 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1060 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1061 					rte_exit(EXIT_FAILURE,
1062 						 "invalid RX queue statistics mapping config entered\n");
1063 				}
1064 			}
1065 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1066 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1067 				unsigned int nb_segs;
1068 
1069 				nb_segs = parse_item_list(optarg, "txpkt segments",
1070 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1071 				if (nb_segs > 0)
1072 					set_tx_pkt_segments(seg_lengths, nb_segs);
1073 				else
1074 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1075 			}
1076 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1077 				no_flush_rx = 1;
1078 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1079 				no_link_check = 1;
1080 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1081 				lsc_interrupt = 0;
1082 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1083 				rmv_interrupt = 0;
1084 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1085 				if (parse_event_printing_config(optarg, 1)) {
1086 					rte_exit(EXIT_FAILURE,
1087 						 "invalid print-event argument\n");
1088 				}
1089 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1090 				if (parse_event_printing_config(optarg, 0)) {
1091 					rte_exit(EXIT_FAILURE,
1092 						 "invalid mask-event argument\n");
1093 				}
1094 
1095 			break;
1096 		case 'h':
1097 			usage(argv[0]);
1098 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1099 			break;
1100 		default:
1101 			usage(argv[0]);
1102 			rte_exit(EXIT_FAILURE,
1103 				 "Command line is incomplete or incorrect\n");
1104 			break;
1105 		}
1106 	}
1107 }
1108