xref: /dpdk/app/test-pmd/parameters.c (revision 3c272b280a50d1d8ecbc848dc01ff82a34232e97)
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 
45 #include <sys/queue.h>
46 #include <sys/stat.h>
47 
48 #include <stdint.h>
49 #include <unistd.h>
50 #include <inttypes.h>
51 
52 #include <rte_common.h>
53 #include <rte_byteorder.h>
54 #include <rte_log.h>
55 #include <rte_debug.h>
56 #include <rte_cycles.h>
57 #include <rte_memory.h>
58 #include <rte_memzone.h>
59 #include <rte_launch.h>
60 #include <rte_eal.h>
61 #include <rte_per_lcore.h>
62 #include <rte_lcore.h>
63 #include <rte_atomic.h>
64 #include <rte_branch_prediction.h>
65 #include <rte_mempool.h>
66 #include <rte_interrupts.h>
67 #include <rte_pci.h>
68 #include <rte_ether.h>
69 #include <rte_ethdev.h>
70 #include <rte_string_fns.h>
71 #ifdef RTE_LIBRTE_CMDLINE
72 #include <cmdline_parse.h>
73 #include <cmdline_parse_etheraddr.h>
74 #endif
75 #ifdef RTE_LIBRTE_PMD_BOND
76 #include <rte_eth_bond.h>
77 #endif
78 #include <rte_flow.h>
79 
80 #include "testpmd.h"
81 
82 static void
83 usage(char* progname)
84 {
85 	printf("usage: %s "
86 #ifdef RTE_LIBRTE_CMDLINE
87 	       "[--interactive|-i] "
88 	       "[--cmdline-file=FILENAME] "
89 #endif
90 	       "[--help|-h] | [--auto-start|-a] | ["
91 	       "--tx-first | --stats-period=PERIOD | "
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("  --tx-first: start forwarding sending a burst first "
113 	       "(only if interactive is disabled).\n");
114 	printf("  --stats-period=PERIOD: statistics will be shown "
115 	       "every PERIOD seconds (only if interactive is disabled).\n");
116 	printf("  --nb-cores=N: set the number of forwarding cores "
117 	       "(1 <= N <= %d).\n", nb_lcores);
118 	printf("  --nb-ports=N: set the number of forwarding ports "
119 	       "(1 <= N <= %d).\n", nb_ports);
120 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
121 	       "the packet forwarding test. The master lcore is reserved for "
122 	       "command line parsing only, and cannot be masked on for "
123 	       "packet forwarding.\n");
124 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
125 	       "by the packet forwarding test.\n");
126 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
127 	       "RX memory buffers (mbufs).\n");
128 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
129 	       "specify the socket on which the memory pool "
130 	       "used by the port will be allocated.\n");
131 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
132 	       "specify the socket on which the TX/RX rings for "
133 	       "the port will be allocated "
134 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
135 	printf("  --socket-num=N: set socket from which all memory is allocated "
136 	       "in NUMA mode.\n");
137 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
138 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
139 	       "in mbuf pools.\n");
140 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
141 #ifdef RTE_LIBRTE_CMDLINE
142 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
143 	       "of peer ports.\n");
144 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
145 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
146 #endif
147 	printf("  --pkt-filter-mode=N: set Flow Director mode "
148 	       "(N: none (default mode) or signature or perfect).\n");
149 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
150 	       "(N: none  or match (default) or always).\n");
151 	printf("  --pkt-filter-size=N: set Flow Director mode "
152 	       "(N: 64K (default mode) or 128K or 256K).\n");
153 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
154 	       "In perfect mode, when you add a rule with queue = -1 "
155 	       "the packet will be enqueued into the rx drop-queue. "
156 	       "If the drop-queue doesn't exist, the packet is dropped. "
157 	       "By default drop-queue=127.\n");
158 #ifdef RTE_LIBRTE_LATENCY_STATS
159 	printf("  --latencystats=N: enable latency and jitter statistcs "
160 	       "monitoring on forwarding lcore id N.\n");
161 #endif
162 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
163 	printf("  --enable-lro: enable large receive offload.\n");
164 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
165 	printf("  --enable-rx-timestamp: enable rx hardware timestamp offload.\n");
166 	printf("  --disable-hw-vlan: disable hardware vlan.\n");
167 	printf("  --disable-hw-vlan-filter: disable hardware vlan filter.\n");
168 	printf("  --disable-hw-vlan-strip: disable hardware vlan strip.\n");
169 	printf("  --disable-hw-vlan-extend: disable hardware vlan extend.\n");
170 	printf("  --enable-drop-en: enable per queue packet drop.\n");
171 	printf("  --disable-rss: disable rss.\n");
172 	printf("  --port-topology=N: set port topology (N: paired (default) or "
173 	       "chained).\n");
174 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
175 	       list_pkt_forwarding_modes());
176 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
177 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
178 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
179 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
180 	printf("  --txq=N: set the number of TX queues per port to N.\n");
181 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
182 	printf("  --burst=N: set the number of packets per burst to N.\n");
183 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
184 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
185 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
186 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
187 	       "(0 <= N < value of rxd).\n");
188 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
189 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
190 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
191 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
192 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
193 	       "(0 <= N <= value of txd).\n");
194 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
195 	       "(0 <= N <= value of txd).\n");
196 	printf("  --txqflags=0xXXXXXXXX: hexadecimal bitmask of TX queue flags "
197 	       "(0 <= N <= 0x7FFFFFFF).\n");
198 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
199 	       "tx queues statistics counters mapping "
200 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
201 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
202 	       "rx queues statistics counters mapping "
203 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
204 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
205 	       " Used mainly with PCAP drivers.\n");
206 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
207 		" or total packet length.\n");
208 	printf("  --disable-link-check: disable check on link status when "
209 	       "starting/stopping ports.\n");
210 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
211 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
212 	printf("  --bitrate-stats=N: set the logical core N to perform "
213 		"bit-rate calculation.\n");
214 	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
215 	       "enable print of designated event or all of them.\n");
216 	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
217 	       "disable print of designated event or all of them.\n");
218 	printf("  --flow-isolate-all: "
219 	       "requests flow API isolated mode on all ports at initialization time.\n");
220 }
221 
222 #ifdef RTE_LIBRTE_CMDLINE
223 static int
224 init_peer_eth_addrs(char *config_filename)
225 {
226 	FILE *config_file;
227 	portid_t i;
228 	char buf[50];
229 
230 	config_file = fopen(config_filename, "r");
231 	if (config_file == NULL) {
232 		perror("Failed to open eth config file\n");
233 		return -1;
234 	}
235 
236 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
237 
238 		if (fgets(buf, sizeof(buf), config_file) == NULL)
239 			break;
240 
241 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
242 				sizeof(peer_eth_addrs[i])) < 0) {
243 			printf("Bad MAC address format on line %d\n", i+1);
244 			fclose(config_file);
245 			return -1;
246 		}
247 	}
248 	fclose(config_file);
249 	nb_peer_eth_addrs = (portid_t) i;
250 	return 0;
251 }
252 #endif
253 
254 /*
255  * Parse the coremask given as argument (hexadecimal string) and set
256  * the global configuration of forwarding cores.
257  */
258 static void
259 parse_fwd_coremask(const char *coremask)
260 {
261 	char *end;
262 	unsigned long long int cm;
263 
264 	/* parse hexadecimal string */
265 	end = NULL;
266 	cm = strtoull(coremask, &end, 16);
267 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
268 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
269 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
270 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
271 }
272 
273 /*
274  * Parse the coremask given as argument (hexadecimal string) and set
275  * the global configuration of forwarding cores.
276  */
277 static void
278 parse_fwd_portmask(const char *portmask)
279 {
280 	char *end;
281 	unsigned long long int pm;
282 
283 	/* parse hexadecimal string */
284 	end = NULL;
285 	pm = strtoull(portmask, &end, 16);
286 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
287 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
288 	else
289 		set_fwd_ports_mask((uint64_t) pm);
290 }
291 
292 
293 static int
294 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
295 {
296 	char s[256];
297 	const char *p, *p0 = q_arg;
298 	char *end;
299 	enum fieldnames {
300 		FLD_PORT = 0,
301 		FLD_QUEUE,
302 		FLD_STATS_COUNTER,
303 		_NUM_FLD
304 	};
305 	unsigned long int_fld[_NUM_FLD];
306 	char *str_fld[_NUM_FLD];
307 	int i;
308 	unsigned size;
309 
310 	/* reset from value set at definition */
311 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
312 
313 	while ((p = strchr(p0,'(')) != NULL) {
314 		++p;
315 		if((p0 = strchr(p,')')) == NULL)
316 			return -1;
317 
318 		size = p0 - p;
319 		if(size >= sizeof(s))
320 			return -1;
321 
322 		snprintf(s, sizeof(s), "%.*s", size, p);
323 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
324 			return -1;
325 		for (i = 0; i < _NUM_FLD; i++){
326 			errno = 0;
327 			int_fld[i] = strtoul(str_fld[i], &end, 0);
328 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
329 				return -1;
330 		}
331 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
332 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
333 			printf("Stats counter not in the correct range 0..%d\n",
334 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
335 			return -1;
336 		}
337 
338 		if (!is_rx) {
339 			if ((nb_tx_queue_stats_mappings >=
340 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
341 				printf("exceeded max number of TX queue "
342 						"statistics mappings: %hu\n",
343 						nb_tx_queue_stats_mappings);
344 				return -1;
345 			}
346 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
347 				(uint8_t)int_fld[FLD_PORT];
348 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
349 				(uint8_t)int_fld[FLD_QUEUE];
350 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
351 				(uint8_t)int_fld[FLD_STATS_COUNTER];
352 			++nb_tx_queue_stats_mappings;
353 		}
354 		else {
355 			if ((nb_rx_queue_stats_mappings >=
356 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
357 				printf("exceeded max number of RX queue "
358 						"statistics mappings: %hu\n",
359 						nb_rx_queue_stats_mappings);
360 				return -1;
361 			}
362 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
363 				(uint8_t)int_fld[FLD_PORT];
364 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
365 				(uint8_t)int_fld[FLD_QUEUE];
366 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
367 				(uint8_t)int_fld[FLD_STATS_COUNTER];
368 			++nb_rx_queue_stats_mappings;
369 		}
370 
371 	}
372 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
373 /* than to the default array (that was set at its definition) */
374 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
375 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
376 	return 0;
377 }
378 
379 static void
380 print_invalid_socket_id_error(void)
381 {
382 	unsigned int i = 0;
383 
384 	printf("Invalid socket id, options are: ");
385 	for (i = 0; i < num_sockets; i++) {
386 		printf("%u%s", socket_ids[i],
387 		      (i == num_sockets - 1) ? "\n" : ",");
388 	}
389 }
390 
391 static int
392 parse_portnuma_config(const char *q_arg)
393 {
394 	char s[256];
395 	const char *p, *p0 = q_arg;
396 	char *end;
397 	uint8_t i, socket_id;
398 	portid_t port_id;
399 	unsigned size;
400 	enum fieldnames {
401 		FLD_PORT = 0,
402 		FLD_SOCKET,
403 		_NUM_FLD
404 	};
405 	unsigned long int_fld[_NUM_FLD];
406 	char *str_fld[_NUM_FLD];
407 	portid_t pid;
408 
409 	/* reset from value set at definition */
410 	while ((p = strchr(p0,'(')) != NULL) {
411 		++p;
412 		if((p0 = strchr(p,')')) == NULL)
413 			return -1;
414 
415 		size = p0 - p;
416 		if(size >= sizeof(s))
417 			return -1;
418 
419 		snprintf(s, sizeof(s), "%.*s", size, p);
420 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
421 			return -1;
422 		for (i = 0; i < _NUM_FLD; i++) {
423 			errno = 0;
424 			int_fld[i] = strtoul(str_fld[i], &end, 0);
425 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
426 				return -1;
427 		}
428 		port_id = (portid_t)int_fld[FLD_PORT];
429 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
430 			port_id == (portid_t)RTE_PORT_ALL) {
431 			printf("Valid port range is [0");
432 			RTE_ETH_FOREACH_DEV(pid)
433 				printf(", %d", pid);
434 			printf("]\n");
435 			return -1;
436 		}
437 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
438 		if (new_socket_id(socket_id)) {
439 			print_invalid_socket_id_error();
440 			return -1;
441 		}
442 		port_numa[port_id] = socket_id;
443 	}
444 
445 	return 0;
446 }
447 
448 static int
449 parse_ringnuma_config(const char *q_arg)
450 {
451 	char s[256];
452 	const char *p, *p0 = q_arg;
453 	char *end;
454 	uint8_t i, ring_flag, socket_id;
455 	portid_t port_id;
456 	unsigned size;
457 	enum fieldnames {
458 		FLD_PORT = 0,
459 		FLD_FLAG,
460 		FLD_SOCKET,
461 		_NUM_FLD
462 	};
463 	unsigned long int_fld[_NUM_FLD];
464 	char *str_fld[_NUM_FLD];
465 	portid_t pid;
466 	#define RX_RING_ONLY 0x1
467 	#define TX_RING_ONLY 0x2
468 	#define RXTX_RING    0x3
469 
470 	/* reset from value set at definition */
471 	while ((p = strchr(p0,'(')) != NULL) {
472 		++p;
473 		if((p0 = strchr(p,')')) == NULL)
474 			return -1;
475 
476 		size = p0 - p;
477 		if(size >= sizeof(s))
478 			return -1;
479 
480 		snprintf(s, sizeof(s), "%.*s", size, p);
481 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
482 			return -1;
483 		for (i = 0; i < _NUM_FLD; i++) {
484 			errno = 0;
485 			int_fld[i] = strtoul(str_fld[i], &end, 0);
486 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
487 				return -1;
488 		}
489 		port_id = (portid_t)int_fld[FLD_PORT];
490 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
491 			port_id == (portid_t)RTE_PORT_ALL) {
492 			printf("Valid port range is [0");
493 			RTE_ETH_FOREACH_DEV(pid)
494 				printf(", %d", pid);
495 			printf("]\n");
496 			return -1;
497 		}
498 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
499 		if (new_socket_id(socket_id)) {
500 			print_invalid_socket_id_error();
501 			return -1;
502 		}
503 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
504 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
505 			printf("Invalid ring-flag=%d config for port =%d\n",
506 				ring_flag,port_id);
507 			return -1;
508 		}
509 
510 		switch (ring_flag & RXTX_RING) {
511 		case RX_RING_ONLY:
512 			rxring_numa[port_id] = socket_id;
513 			break;
514 		case TX_RING_ONLY:
515 			txring_numa[port_id] = socket_id;
516 			break;
517 		case RXTX_RING:
518 			rxring_numa[port_id] = socket_id;
519 			txring_numa[port_id] = socket_id;
520 			break;
521 		default:
522 			printf("Invalid ring-flag=%d config for port=%d\n",
523 				ring_flag,port_id);
524 			break;
525 		}
526 	}
527 
528 	return 0;
529 }
530 
531 static int
532 parse_event_printing_config(const char *optarg, int enable)
533 {
534 	uint32_t mask = 0;
535 
536 	if (!strcmp(optarg, "unknown"))
537 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
538 	else if (!strcmp(optarg, "intr_lsc"))
539 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
540 	else if (!strcmp(optarg, "queue_state"))
541 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
542 	else if (!strcmp(optarg, "intr_reset"))
543 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
544 	else if (!strcmp(optarg, "vf_mbox"))
545 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
546 	else if (!strcmp(optarg, "macsec"))
547 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
548 	else if (!strcmp(optarg, "intr_rmv"))
549 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
550 	else if (!strcmp(optarg, "all"))
551 		mask = ~UINT32_C(0);
552 	else {
553 		fprintf(stderr, "Invalid event: %s\n", optarg);
554 		return -1;
555 	}
556 	if (enable)
557 		event_print_mask |= mask;
558 	else
559 		event_print_mask &= ~mask;
560 	return 0;
561 }
562 
563 void
564 launch_args_parse(int argc, char** argv)
565 {
566 	int n, opt;
567 	char **argvopt;
568 	int opt_idx;
569 	enum { TX, RX };
570 
571 	static struct option lgopts[] = {
572 		{ "help",			0, 0, 0 },
573 #ifdef RTE_LIBRTE_CMDLINE
574 		{ "interactive",		0, 0, 0 },
575 		{ "cmdline-file",		1, 0, 0 },
576 		{ "auto-start",			0, 0, 0 },
577 		{ "eth-peers-configfile",	1, 0, 0 },
578 		{ "eth-peer",			1, 0, 0 },
579 #endif
580 		{ "tx-first",			0, 0, 0 },
581 		{ "stats-period",		1, 0, 0 },
582 		{ "ports",			1, 0, 0 },
583 		{ "nb-cores",			1, 0, 0 },
584 		{ "nb-ports",			1, 0, 0 },
585 		{ "coremask",			1, 0, 0 },
586 		{ "portmask",			1, 0, 0 },
587 		{ "numa",			0, 0, 0 },
588 		{ "no-numa",			0, 0, 0 },
589 		{ "mp-anon",			0, 0, 0 },
590 		{ "port-numa-config",           1, 0, 0 },
591 		{ "ring-numa-config",           1, 0, 0 },
592 		{ "socket-num",			1, 0, 0 },
593 		{ "mbuf-size",			1, 0, 0 },
594 		{ "total-num-mbufs",		1, 0, 0 },
595 		{ "max-pkt-len",		1, 0, 0 },
596 		{ "pkt-filter-mode",            1, 0, 0 },
597 		{ "pkt-filter-report-hash",     1, 0, 0 },
598 		{ "pkt-filter-size",            1, 0, 0 },
599 		{ "pkt-filter-drop-queue",      1, 0, 0 },
600 #ifdef RTE_LIBRTE_LATENCY_STATS
601 		{ "latencystats",               1, 0, 0 },
602 #endif
603 #ifdef RTE_LIBRTE_BITRATE
604 		{ "bitrate-stats",              1, 0, 0 },
605 #endif
606 		{ "disable-crc-strip",          0, 0, 0 },
607 		{ "enable-lro",                 0, 0, 0 },
608 		{ "enable-rx-cksum",            0, 0, 0 },
609 		{ "enable-rx-timestamp",        0, 0, 0 },
610 		{ "enable-scatter",             0, 0, 0 },
611 		{ "disable-hw-vlan",            0, 0, 0 },
612 		{ "disable-hw-vlan-filter",     0, 0, 0 },
613 		{ "disable-hw-vlan-strip",      0, 0, 0 },
614 		{ "disable-hw-vlan-extend",     0, 0, 0 },
615 		{ "enable-drop-en",            0, 0, 0 },
616 		{ "disable-rss",                0, 0, 0 },
617 		{ "port-topology",              1, 0, 0 },
618 		{ "forward-mode",               1, 0, 0 },
619 		{ "rss-ip",			0, 0, 0 },
620 		{ "rss-udp",			0, 0, 0 },
621 		{ "rxq",			1, 0, 0 },
622 		{ "txq",			1, 0, 0 },
623 		{ "rxd",			1, 0, 0 },
624 		{ "txd",			1, 0, 0 },
625 		{ "burst",			1, 0, 0 },
626 		{ "mbcache",			1, 0, 0 },
627 		{ "txpt",			1, 0, 0 },
628 		{ "txht",			1, 0, 0 },
629 		{ "txwt",			1, 0, 0 },
630 		{ "txfreet",			1, 0, 0 },
631 		{ "txrst",			1, 0, 0 },
632 		{ "txqflags",			1, 0, 0 },
633 		{ "rxpt",			1, 0, 0 },
634 		{ "rxht",			1, 0, 0 },
635 		{ "rxwt",			1, 0, 0 },
636 		{ "rxfreet",                    1, 0, 0 },
637 		{ "tx-queue-stats-mapping",	1, 0, 0 },
638 		{ "rx-queue-stats-mapping",	1, 0, 0 },
639 		{ "no-flush-rx",	0, 0, 0 },
640 		{ "flow-isolate-all",	        0, 0, 0 },
641 		{ "txpkts",			1, 0, 0 },
642 		{ "disable-link-check",		0, 0, 0 },
643 		{ "no-lsc-interrupt",		0, 0, 0 },
644 		{ "no-rmv-interrupt",		0, 0, 0 },
645 		{ "print-event",		1, 0, 0 },
646 		{ "mask-event",			1, 0, 0 },
647 		{ 0, 0, 0, 0 },
648 	};
649 
650 	argvopt = argv;
651 
652 #ifdef RTE_LIBRTE_CMDLINE
653 #define SHORTOPTS "i"
654 #else
655 #define SHORTOPTS ""
656 #endif
657 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
658 				 lgopts, &opt_idx)) != EOF) {
659 		switch (opt) {
660 #ifdef RTE_LIBRTE_CMDLINE
661 		case 'i':
662 			printf("Interactive-mode selected\n");
663 			interactive = 1;
664 			break;
665 #endif
666 		case 'a':
667 			printf("Auto-start selected\n");
668 			auto_start = 1;
669 			break;
670 
671 		case 0: /*long options */
672 			if (!strcmp(lgopts[opt_idx].name, "help")) {
673 				usage(argv[0]);
674 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
675 			}
676 #ifdef RTE_LIBRTE_CMDLINE
677 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
678 				printf("Interactive-mode selected\n");
679 				interactive = 1;
680 			}
681 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
682 				printf("CLI commands to be read from %s\n",
683 				       optarg);
684 				snprintf(cmdline_filename,
685 					 sizeof(cmdline_filename), "%s",
686 					 optarg);
687 			}
688 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
689 				printf("Auto-start selected\n");
690 				auto_start = 1;
691 			}
692 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
693 				printf("Ports to start sending a burst of "
694 						"packets first\n");
695 				tx_first = 1;
696 			}
697 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
698 				char *end = NULL;
699 				unsigned int n;
700 
701 				n = strtoul(optarg, &end, 10);
702 				if ((optarg[0] == '\0') || (end == NULL) ||
703 						(*end != '\0'))
704 					break;
705 
706 				stats_period = n;
707 				break;
708 			}
709 			if (!strcmp(lgopts[opt_idx].name,
710 				    "eth-peers-configfile")) {
711 				if (init_peer_eth_addrs(optarg) != 0)
712 					rte_exit(EXIT_FAILURE,
713 						 "Cannot open logfile\n");
714 			}
715 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
716 				char *port_end;
717 				uint8_t c, peer_addr[6];
718 
719 				errno = 0;
720 				n = strtoul(optarg, &port_end, 10);
721 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
722 					rte_exit(EXIT_FAILURE,
723 						 "Invalid eth-peer: %s", optarg);
724 				if (n >= RTE_MAX_ETHPORTS)
725 					rte_exit(EXIT_FAILURE,
726 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
727 						 n, RTE_MAX_ETHPORTS);
728 
729 				if (cmdline_parse_etheraddr(NULL, port_end,
730 						&peer_addr, sizeof(peer_addr)) < 0)
731 					rte_exit(EXIT_FAILURE,
732 						 "Invalid ethernet address: %s\n",
733 						 port_end);
734 				for (c = 0; c < 6; c++)
735 					peer_eth_addrs[n].addr_bytes[c] =
736 						peer_addr[c];
737 				nb_peer_eth_addrs++;
738 			}
739 #endif
740 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
741 				n = atoi(optarg);
742 				if (n > 0 && n <= nb_ports)
743 					nb_fwd_ports = n;
744 				else
745 					rte_exit(EXIT_FAILURE,
746 						 "Invalid port %d\n", n);
747 			}
748 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
749 				n = atoi(optarg);
750 				if (n > 0 && n <= nb_lcores)
751 					nb_fwd_lcores = (uint8_t) n;
752 				else
753 					rte_exit(EXIT_FAILURE,
754 						 "nb-cores should be > 0 and <= %d\n",
755 						 nb_lcores);
756 			}
757 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
758 				parse_fwd_coremask(optarg);
759 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
760 				parse_fwd_portmask(optarg);
761 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
762 				numa_support = 0;
763 			if (!strcmp(lgopts[opt_idx].name, "numa"))
764 				numa_support = 1;
765 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
766 				mp_anon = 1;
767 			}
768 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
769 				if (parse_portnuma_config(optarg))
770 					rte_exit(EXIT_FAILURE,
771 					   "invalid port-numa configuration\n");
772 			}
773 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
774 				if (parse_ringnuma_config(optarg))
775 					rte_exit(EXIT_FAILURE,
776 					   "invalid ring-numa configuration\n");
777 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
778 				n = atoi(optarg);
779 				if (!new_socket_id((uint8_t)n)) {
780 					socket_num = (uint8_t)n;
781 				} else {
782 					print_invalid_socket_id_error();
783 					rte_exit(EXIT_FAILURE,
784 						"Invalid socket id");
785 				}
786 			}
787 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
788 				n = atoi(optarg);
789 				if (n > 0 && n <= 0xFFFF)
790 					mbuf_data_size = (uint16_t) n;
791 				else
792 					rte_exit(EXIT_FAILURE,
793 						 "mbuf-size should be > 0 and < 65536\n");
794 			}
795 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
796 				n = atoi(optarg);
797 				if (n > 1024)
798 					param_total_num_mbufs = (unsigned)n;
799 				else
800 					rte_exit(EXIT_FAILURE,
801 						 "total-num-mbufs should be > 1024\n");
802 			}
803 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
804 				n = atoi(optarg);
805 				if (n >= ETHER_MIN_LEN) {
806 					rx_mode.max_rx_pkt_len = (uint32_t) n;
807 					if (n > ETHER_MAX_LEN)
808 					    rx_mode.jumbo_frame = 1;
809 				} else
810 					rte_exit(EXIT_FAILURE,
811 						 "Invalid max-pkt-len=%d - should be > %d\n",
812 						 n, ETHER_MIN_LEN);
813 			}
814 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
815 				if (!strcmp(optarg, "signature"))
816 					fdir_conf.mode =
817 						RTE_FDIR_MODE_SIGNATURE;
818 				else if (!strcmp(optarg, "perfect"))
819 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
820 				else if (!strcmp(optarg, "perfect-mac-vlan"))
821 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
822 				else if (!strcmp(optarg, "perfect-tunnel"))
823 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
824 				else if (!strcmp(optarg, "none"))
825 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
826 				else
827 					rte_exit(EXIT_FAILURE,
828 						 "pkt-mode-invalid %s invalid - must be: "
829 						 "none, signature, perfect, perfect-mac-vlan"
830 						 " or perfect-tunnel\n",
831 						 optarg);
832 			}
833 			if (!strcmp(lgopts[opt_idx].name,
834 				    "pkt-filter-report-hash")) {
835 				if (!strcmp(optarg, "none"))
836 					fdir_conf.status =
837 						RTE_FDIR_NO_REPORT_STATUS;
838 				else if (!strcmp(optarg, "match"))
839 					fdir_conf.status =
840 						RTE_FDIR_REPORT_STATUS;
841 				else if (!strcmp(optarg, "always"))
842 					fdir_conf.status =
843 						RTE_FDIR_REPORT_STATUS_ALWAYS;
844 				else
845 					rte_exit(EXIT_FAILURE,
846 						 "pkt-filter-report-hash %s invalid "
847 						 "- must be: none or match or always\n",
848 						 optarg);
849 			}
850 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
851 				if (!strcmp(optarg, "64K"))
852 					fdir_conf.pballoc =
853 						RTE_FDIR_PBALLOC_64K;
854 				else if (!strcmp(optarg, "128K"))
855 					fdir_conf.pballoc =
856 						RTE_FDIR_PBALLOC_128K;
857 				else if (!strcmp(optarg, "256K"))
858 					fdir_conf.pballoc =
859 						RTE_FDIR_PBALLOC_256K;
860 				else
861 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
862 						 " must be: 64K or 128K or 256K\n",
863 						 optarg);
864 			}
865 			if (!strcmp(lgopts[opt_idx].name,
866 				    "pkt-filter-drop-queue")) {
867 				n = atoi(optarg);
868 				if (n >= 0)
869 					fdir_conf.drop_queue = (uint8_t) n;
870 				else
871 					rte_exit(EXIT_FAILURE,
872 						 "drop queue %d invalid - must"
873 						 "be >= 0 \n", n);
874 			}
875 #ifdef RTE_LIBRTE_LATENCY_STATS
876 			if (!strcmp(lgopts[opt_idx].name,
877 				    "latencystats")) {
878 				n = atoi(optarg);
879 				if (n >= 0) {
880 					latencystats_lcore_id = (lcoreid_t) n;
881 					latencystats_enabled = 1;
882 				} else
883 					rte_exit(EXIT_FAILURE,
884 						 "invalid lcore id %d for latencystats"
885 						 " must be >= 0\n", n);
886 			}
887 #endif
888 #ifdef RTE_LIBRTE_BITRATE
889 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
890 				n = atoi(optarg);
891 				if (n >= 0) {
892 					bitrate_lcore_id = (lcoreid_t) n;
893 					bitrate_enabled = 1;
894 				} else
895 					rte_exit(EXIT_FAILURE,
896 						 "invalid lcore id %d for bitrate stats"
897 						 " must be >= 0\n", n);
898 			}
899 #endif
900 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
901 				rx_mode.hw_strip_crc = 0;
902 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
903 				rx_mode.enable_lro = 1;
904 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
905 				rx_mode.enable_scatter = 1;
906 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
907 				rx_mode.hw_ip_checksum = 1;
908 			if (!strcmp(lgopts[opt_idx].name,
909 					"enable-rx-timestamp"))
910 				rx_mode.hw_timestamp = 1;
911 
912 			if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan")) {
913 				rx_mode.hw_vlan_filter = 0;
914 				rx_mode.hw_vlan_strip  = 0;
915 				rx_mode.hw_vlan_extend = 0;
916 			}
917 
918 			if (!strcmp(lgopts[opt_idx].name,
919 					"disable-hw-vlan-filter"))
920 				rx_mode.hw_vlan_filter = 0;
921 
922 			if (!strcmp(lgopts[opt_idx].name,
923 					"disable-hw-vlan-strip"))
924 				rx_mode.hw_vlan_strip  = 0;
925 
926 			if (!strcmp(lgopts[opt_idx].name,
927 					"disable-hw-vlan-extend"))
928 				rx_mode.hw_vlan_extend = 0;
929 
930 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
931 				rx_drop_en = 1;
932 
933 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
934 				rss_hf = 0;
935 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
936 				if (!strcmp(optarg, "paired"))
937 					port_topology = PORT_TOPOLOGY_PAIRED;
938 				else if (!strcmp(optarg, "chained"))
939 					port_topology = PORT_TOPOLOGY_CHAINED;
940 				else if (!strcmp(optarg, "loop"))
941 					port_topology = PORT_TOPOLOGY_LOOP;
942 				else
943 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
944 						 " must be: paired or chained \n",
945 						 optarg);
946 			}
947 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
948 				set_pkt_forwarding_mode(optarg);
949 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
950 				rss_hf = ETH_RSS_IP;
951 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
952 				rss_hf = ETH_RSS_UDP;
953 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
954 				n = atoi(optarg);
955 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
956 					nb_rxq = (queueid_t) n;
957 				else
958 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
959 						  " >= 0 && <= %d\n", n,
960 						  (int) MAX_QUEUE_ID);
961 			}
962 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
963 				n = atoi(optarg);
964 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
965 					nb_txq = (queueid_t) n;
966 				else
967 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
968 						  " >= 0 && <= %d\n", n,
969 						  (int) MAX_QUEUE_ID);
970 			}
971 			if (!nb_rxq && !nb_txq) {
972 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
973 						"be non-zero\n");
974 			}
975 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
976 				n = atoi(optarg);
977 				if ((n >= 1) && (n <= MAX_PKT_BURST))
978 					nb_pkt_per_burst = (uint16_t) n;
979 				else
980 					rte_exit(EXIT_FAILURE,
981 						 "burst must >= 1 and <= %d]",
982 						 MAX_PKT_BURST);
983 			}
984 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
985 				n = atoi(optarg);
986 				if ((n >= 0) &&
987 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
988 					mb_mempool_cache = (uint16_t) n;
989 				else
990 					rte_exit(EXIT_FAILURE,
991 						 "mbcache must be >= 0 and <= %d\n",
992 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
993 			}
994 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
995 				n = atoi(optarg);
996 				if (n >= 0)
997 					tx_free_thresh = (int16_t)n;
998 				else
999 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
1000 			}
1001 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
1002 				n = atoi(optarg);
1003 				if (n >= 0)
1004 					tx_rs_thresh = (int16_t)n;
1005 				else
1006 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
1007 			}
1008 			if (!strcmp(lgopts[opt_idx].name, "txqflags")) {
1009 				char *end = NULL;
1010 				n = strtoul(optarg, &end, 16);
1011 				if (n >= 0)
1012 					txq_flags = (int32_t)n;
1013 				else
1014 					rte_exit(EXIT_FAILURE,
1015 						 "txqflags must be >= 0\n");
1016 			}
1017 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1018 				n = atoi(optarg);
1019 				if (n > 0) {
1020 					if (rx_free_thresh >= n)
1021 						rte_exit(EXIT_FAILURE,
1022 							 "rxd must be > "
1023 							 "rx_free_thresh(%d)\n",
1024 							 (int)rx_free_thresh);
1025 					else
1026 						nb_rxd = (uint16_t) n;
1027 				} else
1028 					rte_exit(EXIT_FAILURE,
1029 						 "rxd(%d) invalid - must be > 0\n",
1030 						 n);
1031 			}
1032 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
1033 				n = atoi(optarg);
1034 				if (n > 0)
1035 					nb_txd = (uint16_t) n;
1036 				else
1037 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1038 			}
1039 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1040 				n = atoi(optarg);
1041 				if (n >= 0)
1042 					tx_pthresh = (int8_t)n;
1043 				else
1044 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1045 			}
1046 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1047 				n = atoi(optarg);
1048 				if (n >= 0)
1049 					tx_hthresh = (int8_t)n;
1050 				else
1051 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1052 			}
1053 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1054 				n = atoi(optarg);
1055 				if (n >= 0)
1056 					tx_wthresh = (int8_t)n;
1057 				else
1058 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1059 			}
1060 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1061 				n = atoi(optarg);
1062 				if (n >= 0)
1063 					rx_pthresh = (int8_t)n;
1064 				else
1065 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1066 			}
1067 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1068 				n = atoi(optarg);
1069 				if (n >= 0)
1070 					rx_hthresh = (int8_t)n;
1071 				else
1072 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1073 			}
1074 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1075 				n = atoi(optarg);
1076 				if (n >= 0)
1077 					rx_wthresh = (int8_t)n;
1078 				else
1079 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1080 			}
1081 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1082 				n = atoi(optarg);
1083 				if (n >= 0)
1084 					rx_free_thresh = (int16_t)n;
1085 				else
1086 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1087 			}
1088 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1089 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1090 					rte_exit(EXIT_FAILURE,
1091 						 "invalid TX queue statistics mapping config entered\n");
1092 				}
1093 			}
1094 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1095 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1096 					rte_exit(EXIT_FAILURE,
1097 						 "invalid RX queue statistics mapping config entered\n");
1098 				}
1099 			}
1100 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1101 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1102 				unsigned int nb_segs;
1103 
1104 				nb_segs = parse_item_list(optarg, "txpkt segments",
1105 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1106 				if (nb_segs > 0)
1107 					set_tx_pkt_segments(seg_lengths, nb_segs);
1108 				else
1109 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1110 			}
1111 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1112 				no_flush_rx = 1;
1113 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1114 				no_link_check = 1;
1115 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1116 				lsc_interrupt = 0;
1117 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1118 				rmv_interrupt = 0;
1119 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1120 				flow_isolate_all = 1;
1121 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1122 				if (parse_event_printing_config(optarg, 1)) {
1123 					rte_exit(EXIT_FAILURE,
1124 						 "invalid print-event argument\n");
1125 				}
1126 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1127 				if (parse_event_printing_config(optarg, 0)) {
1128 					rte_exit(EXIT_FAILURE,
1129 						 "invalid mask-event argument\n");
1130 				}
1131 
1132 			break;
1133 		case 'h':
1134 			usage(argv[0]);
1135 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1136 			break;
1137 		default:
1138 			usage(argv[0]);
1139 			rte_exit(EXIT_FAILURE,
1140 				 "Command line is incomplete or incorrect\n");
1141 			break;
1142 		}
1143 	}
1144 }
1145