xref: /dpdk/app/test-pmd/parameters.c (revision 3e0ceb9f17fff027fc6c8f18de35e11719ffa61e)
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_launch.h>
59 #include <rte_eal.h>
60 #include <rte_per_lcore.h>
61 #include <rte_lcore.h>
62 #include <rte_atomic.h>
63 #include <rte_branch_prediction.h>
64 #include <rte_mempool.h>
65 #include <rte_interrupts.h>
66 #include <rte_pci.h>
67 #include <rte_ether.h>
68 #include <rte_ethdev.h>
69 #include <rte_string_fns.h>
70 #ifdef RTE_LIBRTE_CMDLINE
71 #include <cmdline_parse.h>
72 #include <cmdline_parse_etheraddr.h>
73 #endif
74 #ifdef RTE_LIBRTE_PMD_BOND
75 #include <rte_eth_bond.h>
76 #endif
77 #include <rte_flow.h>
78 
79 #include "testpmd.h"
80 
81 static void
82 usage(char* progname)
83 {
84 	printf("usage: %s "
85 #ifdef RTE_LIBRTE_CMDLINE
86 	       "[--interactive|-i] "
87 	       "[--cmdline-file=FILENAME] "
88 #endif
89 	       "[--help|-h] | [--auto-start|-a] | ["
90 	       "--tx-first | --stats-period=PERIOD | "
91 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
92 	       "--mbuf-size= | --total-num-mbufs= | "
93 	       "--nb-cores= | --nb-ports= | "
94 #ifdef RTE_LIBRTE_CMDLINE
95 	       "--eth-peers-configfile= | "
96 	       "--eth-peer=X,M:M:M:M:M:M | "
97 #endif
98 	       "--pkt-filter-mode= |"
99 	       "--rss-ip | --rss-udp | "
100 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
101 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
102 	       "--txrst= | --txqflags= ]\n",
103 	       progname);
104 #ifdef RTE_LIBRTE_CMDLINE
105 	printf("  --interactive: run in interactive mode.\n");
106 	printf("  --cmdline-file: execute cli commands before startup.\n");
107 #endif
108 	printf("  --auto-start: start forwarding on init "
109 	       "[always when non-interactive].\n");
110 	printf("  --help: display this message and quit.\n");
111 	printf("  --tx-first: start forwarding sending a burst first "
112 	       "(only if interactive is disabled).\n");
113 	printf("  --stats-period=PERIOD: statistics will be shown "
114 	       "every PERIOD seconds (only if interactive is disabled).\n");
115 	printf("  --nb-cores=N: set the number of forwarding cores "
116 	       "(1 <= N <= %d).\n", nb_lcores);
117 	printf("  --nb-ports=N: set the number of forwarding ports "
118 	       "(1 <= N <= %d).\n", nb_ports);
119 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
120 	       "the packet forwarding test. The master lcore is reserved for "
121 	       "command line parsing only, and cannot be masked on for "
122 	       "packet forwarding.\n");
123 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
124 	       "by the packet forwarding test.\n");
125 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
126 	       "RX memory buffers (mbufs).\n");
127 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
128 	       "specify the socket on which the memory pool "
129 	       "used by the port will be allocated.\n");
130 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
131 	       "specify the socket on which the TX/RX rings for "
132 	       "the port will be allocated "
133 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
134 	printf("  --socket-num=N: set socket from which all memory is allocated "
135 	       "in NUMA mode.\n");
136 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
137 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
138 	       "in mbuf pools.\n");
139 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
140 #ifdef RTE_LIBRTE_CMDLINE
141 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
142 	       "of peer ports.\n");
143 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
144 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
145 #endif
146 	printf("  --pkt-filter-mode=N: set Flow Director mode "
147 	       "(N: none (default mode) or signature or perfect).\n");
148 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
149 	       "(N: none  or match (default) or always).\n");
150 	printf("  --pkt-filter-size=N: set Flow Director mode "
151 	       "(N: 64K (default mode) or 128K or 256K).\n");
152 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
153 	       "In perfect mode, when you add a rule with queue = -1 "
154 	       "the packet will be enqueued into the rx drop-queue. "
155 	       "If the drop-queue doesn't exist, the packet is dropped. "
156 	       "By default drop-queue=127.\n");
157 #ifdef RTE_LIBRTE_LATENCY_STATS
158 	printf("  --latencystats=N: enable latency and jitter statistcs "
159 	       "monitoring on forwarding lcore id N.\n");
160 #endif
161 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
162 	printf("  --enable-lro: enable large receive offload.\n");
163 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
164 	printf("  --enable-rx-timestamp: enable rx hardware timestamp offload.\n");
165 	printf("  --disable-hw-vlan: disable hardware vlan.\n");
166 	printf("  --disable-hw-vlan-filter: disable hardware vlan filter.\n");
167 	printf("  --disable-hw-vlan-strip: disable hardware vlan strip.\n");
168 	printf("  --disable-hw-vlan-extend: disable hardware vlan extend.\n");
169 	printf("  --enable-drop-en: enable per queue packet drop.\n");
170 	printf("  --disable-rss: disable rss.\n");
171 	printf("  --port-topology=N: set port topology (N: paired (default) or "
172 	       "chained).\n");
173 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
174 	       list_pkt_forwarding_modes());
175 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
176 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
177 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
178 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
179 	printf("  --txq=N: set the number of TX queues per port to N.\n");
180 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
181 	printf("  --burst=N: set the number of packets per burst to N.\n");
182 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
183 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
184 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
185 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
186 	       "(0 <= N < value of rxd).\n");
187 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
188 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
189 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
190 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
191 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
192 	       "(0 <= N <= value of txd).\n");
193 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
194 	       "(0 <= N <= value of txd).\n");
195 	printf("  --txqflags=0xXXXXXXXX: hexadecimal bitmask of TX queue flags "
196 	       "(0 <= N <= 0x7FFFFFFF).\n");
197 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
198 	       "tx queues statistics counters mapping "
199 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
200 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
201 	       "rx queues statistics counters mapping "
202 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
203 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
204 	       " Used mainly with PCAP drivers.\n");
205 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
206 		" or total packet length.\n");
207 	printf("  --disable-link-check: disable check on link status when "
208 	       "starting/stopping ports.\n");
209 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
210 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
211 	printf("  --bitrate-stats=N: set the logical core N to perform "
212 		"bit-rate calculation.\n");
213 	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
214 	       "enable print of designated event or all of them.\n");
215 	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
216 	       "disable print of designated event or all of them.\n");
217 	printf("  --flow-isolate-all: "
218 	       "requests flow API isolated mode on all ports at initialization time.\n");
219 }
220 
221 #ifdef RTE_LIBRTE_CMDLINE
222 static int
223 init_peer_eth_addrs(char *config_filename)
224 {
225 	FILE *config_file;
226 	portid_t i;
227 	char buf[50];
228 
229 	config_file = fopen(config_filename, "r");
230 	if (config_file == NULL) {
231 		perror("Failed to open eth config file\n");
232 		return -1;
233 	}
234 
235 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
236 
237 		if (fgets(buf, sizeof(buf), config_file) == NULL)
238 			break;
239 
240 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
241 				sizeof(peer_eth_addrs[i])) < 0) {
242 			printf("Bad MAC address format on line %d\n", i+1);
243 			fclose(config_file);
244 			return -1;
245 		}
246 	}
247 	fclose(config_file);
248 	nb_peer_eth_addrs = (portid_t) i;
249 	return 0;
250 }
251 #endif
252 
253 /*
254  * Parse the coremask given as argument (hexadecimal string) and set
255  * the global configuration of forwarding cores.
256  */
257 static void
258 parse_fwd_coremask(const char *coremask)
259 {
260 	char *end;
261 	unsigned long long int cm;
262 
263 	/* parse hexadecimal string */
264 	end = NULL;
265 	cm = strtoull(coremask, &end, 16);
266 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
267 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
268 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
269 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
270 }
271 
272 /*
273  * Parse the coremask given as argument (hexadecimal string) and set
274  * the global configuration of forwarding cores.
275  */
276 static void
277 parse_fwd_portmask(const char *portmask)
278 {
279 	char *end;
280 	unsigned long long int pm;
281 
282 	/* parse hexadecimal string */
283 	end = NULL;
284 	pm = strtoull(portmask, &end, 16);
285 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
286 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
287 	else
288 		set_fwd_ports_mask((uint64_t) pm);
289 }
290 
291 
292 static int
293 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
294 {
295 	char s[256];
296 	const char *p, *p0 = q_arg;
297 	char *end;
298 	enum fieldnames {
299 		FLD_PORT = 0,
300 		FLD_QUEUE,
301 		FLD_STATS_COUNTER,
302 		_NUM_FLD
303 	};
304 	unsigned long int_fld[_NUM_FLD];
305 	char *str_fld[_NUM_FLD];
306 	int i;
307 	unsigned size;
308 
309 	/* reset from value set at definition */
310 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
311 
312 	while ((p = strchr(p0,'(')) != NULL) {
313 		++p;
314 		if((p0 = strchr(p,')')) == NULL)
315 			return -1;
316 
317 		size = p0 - p;
318 		if(size >= sizeof(s))
319 			return -1;
320 
321 		snprintf(s, sizeof(s), "%.*s", size, p);
322 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
323 			return -1;
324 		for (i = 0; i < _NUM_FLD; i++){
325 			errno = 0;
326 			int_fld[i] = strtoul(str_fld[i], &end, 0);
327 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
328 				return -1;
329 		}
330 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
331 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
332 			printf("Stats counter not in the correct range 0..%d\n",
333 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
334 			return -1;
335 		}
336 
337 		if (!is_rx) {
338 			if ((nb_tx_queue_stats_mappings >=
339 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
340 				printf("exceeded max number of TX queue "
341 						"statistics mappings: %hu\n",
342 						nb_tx_queue_stats_mappings);
343 				return -1;
344 			}
345 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
346 				(uint8_t)int_fld[FLD_PORT];
347 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
348 				(uint8_t)int_fld[FLD_QUEUE];
349 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
350 				(uint8_t)int_fld[FLD_STATS_COUNTER];
351 			++nb_tx_queue_stats_mappings;
352 		}
353 		else {
354 			if ((nb_rx_queue_stats_mappings >=
355 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
356 				printf("exceeded max number of RX queue "
357 						"statistics mappings: %hu\n",
358 						nb_rx_queue_stats_mappings);
359 				return -1;
360 			}
361 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
362 				(uint8_t)int_fld[FLD_PORT];
363 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
364 				(uint8_t)int_fld[FLD_QUEUE];
365 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
366 				(uint8_t)int_fld[FLD_STATS_COUNTER];
367 			++nb_rx_queue_stats_mappings;
368 		}
369 
370 	}
371 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
372 /* than to the default array (that was set at its definition) */
373 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
374 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
375 	return 0;
376 }
377 
378 static void
379 print_invalid_socket_id_error(void)
380 {
381 	unsigned int i = 0;
382 
383 	printf("Invalid socket id, options are: ");
384 	for (i = 0; i < num_sockets; i++) {
385 		printf("%u%s", socket_ids[i],
386 		      (i == num_sockets - 1) ? "\n" : ",");
387 	}
388 }
389 
390 static int
391 parse_portnuma_config(const char *q_arg)
392 {
393 	char s[256];
394 	const char *p, *p0 = q_arg;
395 	char *end;
396 	uint8_t i, socket_id;
397 	portid_t port_id;
398 	unsigned size;
399 	enum fieldnames {
400 		FLD_PORT = 0,
401 		FLD_SOCKET,
402 		_NUM_FLD
403 	};
404 	unsigned long int_fld[_NUM_FLD];
405 	char *str_fld[_NUM_FLD];
406 	portid_t pid;
407 
408 	/* reset from value set at definition */
409 	while ((p = strchr(p0,'(')) != NULL) {
410 		++p;
411 		if((p0 = strchr(p,')')) == NULL)
412 			return -1;
413 
414 		size = p0 - p;
415 		if(size >= sizeof(s))
416 			return -1;
417 
418 		snprintf(s, sizeof(s), "%.*s", size, p);
419 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
420 			return -1;
421 		for (i = 0; i < _NUM_FLD; i++) {
422 			errno = 0;
423 			int_fld[i] = strtoul(str_fld[i], &end, 0);
424 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
425 				return -1;
426 		}
427 		port_id = (portid_t)int_fld[FLD_PORT];
428 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
429 			port_id == (portid_t)RTE_PORT_ALL) {
430 			printf("Valid port range is [0");
431 			RTE_ETH_FOREACH_DEV(pid)
432 				printf(", %d", pid);
433 			printf("]\n");
434 			return -1;
435 		}
436 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
437 		if (new_socket_id(socket_id)) {
438 			print_invalid_socket_id_error();
439 			return -1;
440 		}
441 		port_numa[port_id] = socket_id;
442 	}
443 
444 	return 0;
445 }
446 
447 static int
448 parse_ringnuma_config(const char *q_arg)
449 {
450 	char s[256];
451 	const char *p, *p0 = q_arg;
452 	char *end;
453 	uint8_t i, ring_flag, socket_id;
454 	portid_t port_id;
455 	unsigned size;
456 	enum fieldnames {
457 		FLD_PORT = 0,
458 		FLD_FLAG,
459 		FLD_SOCKET,
460 		_NUM_FLD
461 	};
462 	unsigned long int_fld[_NUM_FLD];
463 	char *str_fld[_NUM_FLD];
464 	portid_t pid;
465 	#define RX_RING_ONLY 0x1
466 	#define TX_RING_ONLY 0x2
467 	#define RXTX_RING    0x3
468 
469 	/* reset from value set at definition */
470 	while ((p = strchr(p0,'(')) != NULL) {
471 		++p;
472 		if((p0 = strchr(p,')')) == NULL)
473 			return -1;
474 
475 		size = p0 - p;
476 		if(size >= sizeof(s))
477 			return -1;
478 
479 		snprintf(s, sizeof(s), "%.*s", size, p);
480 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
481 			return -1;
482 		for (i = 0; i < _NUM_FLD; i++) {
483 			errno = 0;
484 			int_fld[i] = strtoul(str_fld[i], &end, 0);
485 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
486 				return -1;
487 		}
488 		port_id = (portid_t)int_fld[FLD_PORT];
489 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
490 			port_id == (portid_t)RTE_PORT_ALL) {
491 			printf("Valid port range is [0");
492 			RTE_ETH_FOREACH_DEV(pid)
493 				printf(", %d", pid);
494 			printf("]\n");
495 			return -1;
496 		}
497 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
498 		if (new_socket_id(socket_id)) {
499 			print_invalid_socket_id_error();
500 			return -1;
501 		}
502 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
503 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
504 			printf("Invalid ring-flag=%d config for port =%d\n",
505 				ring_flag,port_id);
506 			return -1;
507 		}
508 
509 		switch (ring_flag & RXTX_RING) {
510 		case RX_RING_ONLY:
511 			rxring_numa[port_id] = socket_id;
512 			break;
513 		case TX_RING_ONLY:
514 			txring_numa[port_id] = socket_id;
515 			break;
516 		case RXTX_RING:
517 			rxring_numa[port_id] = socket_id;
518 			txring_numa[port_id] = socket_id;
519 			break;
520 		default:
521 			printf("Invalid ring-flag=%d config for port=%d\n",
522 				ring_flag,port_id);
523 			break;
524 		}
525 	}
526 
527 	return 0;
528 }
529 
530 static int
531 parse_event_printing_config(const char *optarg, int enable)
532 {
533 	uint32_t mask = 0;
534 
535 	if (!strcmp(optarg, "unknown"))
536 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
537 	else if (!strcmp(optarg, "intr_lsc"))
538 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
539 	else if (!strcmp(optarg, "queue_state"))
540 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
541 	else if (!strcmp(optarg, "intr_reset"))
542 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
543 	else if (!strcmp(optarg, "vf_mbox"))
544 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
545 	else if (!strcmp(optarg, "macsec"))
546 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
547 	else if (!strcmp(optarg, "intr_rmv"))
548 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
549 	else if (!strcmp(optarg, "all"))
550 		mask = ~UINT32_C(0);
551 	else {
552 		fprintf(stderr, "Invalid event: %s\n", optarg);
553 		return -1;
554 	}
555 	if (enable)
556 		event_print_mask |= mask;
557 	else
558 		event_print_mask &= ~mask;
559 	return 0;
560 }
561 
562 void
563 launch_args_parse(int argc, char** argv)
564 {
565 	int n, opt;
566 	char **argvopt;
567 	int opt_idx;
568 	enum { TX, RX };
569 
570 	static struct option lgopts[] = {
571 		{ "help",			0, 0, 0 },
572 #ifdef RTE_LIBRTE_CMDLINE
573 		{ "interactive",		0, 0, 0 },
574 		{ "cmdline-file",		1, 0, 0 },
575 		{ "auto-start",			0, 0, 0 },
576 		{ "eth-peers-configfile",	1, 0, 0 },
577 		{ "eth-peer",			1, 0, 0 },
578 #endif
579 		{ "tx-first",			0, 0, 0 },
580 		{ "stats-period",		1, 0, 0 },
581 		{ "ports",			1, 0, 0 },
582 		{ "nb-cores",			1, 0, 0 },
583 		{ "nb-ports",			1, 0, 0 },
584 		{ "coremask",			1, 0, 0 },
585 		{ "portmask",			1, 0, 0 },
586 		{ "numa",			0, 0, 0 },
587 		{ "no-numa",			0, 0, 0 },
588 		{ "mp-anon",			0, 0, 0 },
589 		{ "port-numa-config",           1, 0, 0 },
590 		{ "ring-numa-config",           1, 0, 0 },
591 		{ "socket-num",			1, 0, 0 },
592 		{ "mbuf-size",			1, 0, 0 },
593 		{ "total-num-mbufs",		1, 0, 0 },
594 		{ "max-pkt-len",		1, 0, 0 },
595 		{ "pkt-filter-mode",            1, 0, 0 },
596 		{ "pkt-filter-report-hash",     1, 0, 0 },
597 		{ "pkt-filter-size",            1, 0, 0 },
598 		{ "pkt-filter-drop-queue",      1, 0, 0 },
599 #ifdef RTE_LIBRTE_LATENCY_STATS
600 		{ "latencystats",               1, 0, 0 },
601 #endif
602 #ifdef RTE_LIBRTE_BITRATE
603 		{ "bitrate-stats",              1, 0, 0 },
604 #endif
605 		{ "disable-crc-strip",          0, 0, 0 },
606 		{ "enable-lro",                 0, 0, 0 },
607 		{ "enable-rx-cksum",            0, 0, 0 },
608 		{ "enable-rx-timestamp",        0, 0, 0 },
609 		{ "enable-scatter",             0, 0, 0 },
610 		{ "disable-hw-vlan",            0, 0, 0 },
611 		{ "disable-hw-vlan-filter",     0, 0, 0 },
612 		{ "disable-hw-vlan-strip",      0, 0, 0 },
613 		{ "disable-hw-vlan-extend",     0, 0, 0 },
614 		{ "enable-drop-en",            0, 0, 0 },
615 		{ "disable-rss",                0, 0, 0 },
616 		{ "port-topology",              1, 0, 0 },
617 		{ "forward-mode",               1, 0, 0 },
618 		{ "rss-ip",			0, 0, 0 },
619 		{ "rss-udp",			0, 0, 0 },
620 		{ "rxq",			1, 0, 0 },
621 		{ "txq",			1, 0, 0 },
622 		{ "rxd",			1, 0, 0 },
623 		{ "txd",			1, 0, 0 },
624 		{ "burst",			1, 0, 0 },
625 		{ "mbcache",			1, 0, 0 },
626 		{ "txpt",			1, 0, 0 },
627 		{ "txht",			1, 0, 0 },
628 		{ "txwt",			1, 0, 0 },
629 		{ "txfreet",			1, 0, 0 },
630 		{ "txrst",			1, 0, 0 },
631 		{ "txqflags",			1, 0, 0 },
632 		{ "rxpt",			1, 0, 0 },
633 		{ "rxht",			1, 0, 0 },
634 		{ "rxwt",			1, 0, 0 },
635 		{ "rxfreet",                    1, 0, 0 },
636 		{ "tx-queue-stats-mapping",	1, 0, 0 },
637 		{ "rx-queue-stats-mapping",	1, 0, 0 },
638 		{ "no-flush-rx",	0, 0, 0 },
639 		{ "flow-isolate-all",	        0, 0, 0 },
640 		{ "txpkts",			1, 0, 0 },
641 		{ "disable-link-check",		0, 0, 0 },
642 		{ "no-lsc-interrupt",		0, 0, 0 },
643 		{ "no-rmv-interrupt",		0, 0, 0 },
644 		{ "print-event",		1, 0, 0 },
645 		{ "mask-event",			1, 0, 0 },
646 		{ 0, 0, 0, 0 },
647 	};
648 
649 	argvopt = argv;
650 
651 #ifdef RTE_LIBRTE_CMDLINE
652 #define SHORTOPTS "i"
653 #else
654 #define SHORTOPTS ""
655 #endif
656 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
657 				 lgopts, &opt_idx)) != EOF) {
658 		switch (opt) {
659 #ifdef RTE_LIBRTE_CMDLINE
660 		case 'i':
661 			printf("Interactive-mode selected\n");
662 			interactive = 1;
663 			break;
664 #endif
665 		case 'a':
666 			printf("Auto-start selected\n");
667 			auto_start = 1;
668 			break;
669 
670 		case 0: /*long options */
671 			if (!strcmp(lgopts[opt_idx].name, "help")) {
672 				usage(argv[0]);
673 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
674 			}
675 #ifdef RTE_LIBRTE_CMDLINE
676 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
677 				printf("Interactive-mode selected\n");
678 				interactive = 1;
679 			}
680 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
681 				printf("CLI commands to be read from %s\n",
682 				       optarg);
683 				snprintf(cmdline_filename,
684 					 sizeof(cmdline_filename), "%s",
685 					 optarg);
686 			}
687 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
688 				printf("Auto-start selected\n");
689 				auto_start = 1;
690 			}
691 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
692 				printf("Ports to start sending a burst of "
693 						"packets first\n");
694 				tx_first = 1;
695 			}
696 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
697 				char *end = NULL;
698 				unsigned int n;
699 
700 				n = strtoul(optarg, &end, 10);
701 				if ((optarg[0] == '\0') || (end == NULL) ||
702 						(*end != '\0'))
703 					break;
704 
705 				stats_period = n;
706 				break;
707 			}
708 			if (!strcmp(lgopts[opt_idx].name,
709 				    "eth-peers-configfile")) {
710 				if (init_peer_eth_addrs(optarg) != 0)
711 					rte_exit(EXIT_FAILURE,
712 						 "Cannot open logfile\n");
713 			}
714 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
715 				char *port_end;
716 				uint8_t c, peer_addr[6];
717 
718 				errno = 0;
719 				n = strtoul(optarg, &port_end, 10);
720 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
721 					rte_exit(EXIT_FAILURE,
722 						 "Invalid eth-peer: %s", optarg);
723 				if (n >= RTE_MAX_ETHPORTS)
724 					rte_exit(EXIT_FAILURE,
725 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
726 						 n, RTE_MAX_ETHPORTS);
727 
728 				if (cmdline_parse_etheraddr(NULL, port_end,
729 						&peer_addr, sizeof(peer_addr)) < 0)
730 					rte_exit(EXIT_FAILURE,
731 						 "Invalid ethernet address: %s\n",
732 						 port_end);
733 				for (c = 0; c < 6; c++)
734 					peer_eth_addrs[n].addr_bytes[c] =
735 						peer_addr[c];
736 				nb_peer_eth_addrs++;
737 			}
738 #endif
739 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
740 				n = atoi(optarg);
741 				if (n > 0 && n <= nb_ports)
742 					nb_fwd_ports = n;
743 				else
744 					rte_exit(EXIT_FAILURE,
745 						 "Invalid port %d\n", n);
746 			}
747 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
748 				n = atoi(optarg);
749 				if (n > 0 && n <= nb_lcores)
750 					nb_fwd_lcores = (uint8_t) n;
751 				else
752 					rte_exit(EXIT_FAILURE,
753 						 "nb-cores should be > 0 and <= %d\n",
754 						 nb_lcores);
755 			}
756 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
757 				parse_fwd_coremask(optarg);
758 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
759 				parse_fwd_portmask(optarg);
760 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
761 				numa_support = 0;
762 			if (!strcmp(lgopts[opt_idx].name, "numa"))
763 				numa_support = 1;
764 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
765 				mp_anon = 1;
766 			}
767 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
768 				if (parse_portnuma_config(optarg))
769 					rte_exit(EXIT_FAILURE,
770 					   "invalid port-numa configuration\n");
771 			}
772 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
773 				if (parse_ringnuma_config(optarg))
774 					rte_exit(EXIT_FAILURE,
775 					   "invalid ring-numa configuration\n");
776 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
777 				n = atoi(optarg);
778 				if (!new_socket_id((uint8_t)n)) {
779 					socket_num = (uint8_t)n;
780 				} else {
781 					print_invalid_socket_id_error();
782 					rte_exit(EXIT_FAILURE,
783 						"Invalid socket id");
784 				}
785 			}
786 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
787 				n = atoi(optarg);
788 				if (n > 0 && n <= 0xFFFF)
789 					mbuf_data_size = (uint16_t) n;
790 				else
791 					rte_exit(EXIT_FAILURE,
792 						 "mbuf-size should be > 0 and < 65536\n");
793 			}
794 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
795 				n = atoi(optarg);
796 				if (n > 1024)
797 					param_total_num_mbufs = (unsigned)n;
798 				else
799 					rte_exit(EXIT_FAILURE,
800 						 "total-num-mbufs should be > 1024\n");
801 			}
802 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
803 				n = atoi(optarg);
804 				if (n >= ETHER_MIN_LEN) {
805 					rx_mode.max_rx_pkt_len = (uint32_t) n;
806 					if (n > ETHER_MAX_LEN)
807 					    rx_mode.jumbo_frame = 1;
808 				} else
809 					rte_exit(EXIT_FAILURE,
810 						 "Invalid max-pkt-len=%d - should be > %d\n",
811 						 n, ETHER_MIN_LEN);
812 			}
813 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
814 				if (!strcmp(optarg, "signature"))
815 					fdir_conf.mode =
816 						RTE_FDIR_MODE_SIGNATURE;
817 				else if (!strcmp(optarg, "perfect"))
818 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
819 				else if (!strcmp(optarg, "perfect-mac-vlan"))
820 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
821 				else if (!strcmp(optarg, "perfect-tunnel"))
822 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
823 				else if (!strcmp(optarg, "none"))
824 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
825 				else
826 					rte_exit(EXIT_FAILURE,
827 						 "pkt-mode-invalid %s invalid - must be: "
828 						 "none, signature, perfect, perfect-mac-vlan"
829 						 " or perfect-tunnel\n",
830 						 optarg);
831 			}
832 			if (!strcmp(lgopts[opt_idx].name,
833 				    "pkt-filter-report-hash")) {
834 				if (!strcmp(optarg, "none"))
835 					fdir_conf.status =
836 						RTE_FDIR_NO_REPORT_STATUS;
837 				else if (!strcmp(optarg, "match"))
838 					fdir_conf.status =
839 						RTE_FDIR_REPORT_STATUS;
840 				else if (!strcmp(optarg, "always"))
841 					fdir_conf.status =
842 						RTE_FDIR_REPORT_STATUS_ALWAYS;
843 				else
844 					rte_exit(EXIT_FAILURE,
845 						 "pkt-filter-report-hash %s invalid "
846 						 "- must be: none or match or always\n",
847 						 optarg);
848 			}
849 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
850 				if (!strcmp(optarg, "64K"))
851 					fdir_conf.pballoc =
852 						RTE_FDIR_PBALLOC_64K;
853 				else if (!strcmp(optarg, "128K"))
854 					fdir_conf.pballoc =
855 						RTE_FDIR_PBALLOC_128K;
856 				else if (!strcmp(optarg, "256K"))
857 					fdir_conf.pballoc =
858 						RTE_FDIR_PBALLOC_256K;
859 				else
860 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
861 						 " must be: 64K or 128K or 256K\n",
862 						 optarg);
863 			}
864 			if (!strcmp(lgopts[opt_idx].name,
865 				    "pkt-filter-drop-queue")) {
866 				n = atoi(optarg);
867 				if (n >= 0)
868 					fdir_conf.drop_queue = (uint8_t) n;
869 				else
870 					rte_exit(EXIT_FAILURE,
871 						 "drop queue %d invalid - must"
872 						 "be >= 0 \n", n);
873 			}
874 #ifdef RTE_LIBRTE_LATENCY_STATS
875 			if (!strcmp(lgopts[opt_idx].name,
876 				    "latencystats")) {
877 				n = atoi(optarg);
878 				if (n >= 0) {
879 					latencystats_lcore_id = (lcoreid_t) n;
880 					latencystats_enabled = 1;
881 				} else
882 					rte_exit(EXIT_FAILURE,
883 						 "invalid lcore id %d for latencystats"
884 						 " must be >= 0\n", n);
885 			}
886 #endif
887 #ifdef RTE_LIBRTE_BITRATE
888 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
889 				n = atoi(optarg);
890 				if (n >= 0) {
891 					bitrate_lcore_id = (lcoreid_t) n;
892 					bitrate_enabled = 1;
893 				} else
894 					rte_exit(EXIT_FAILURE,
895 						 "invalid lcore id %d for bitrate stats"
896 						 " must be >= 0\n", n);
897 			}
898 #endif
899 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
900 				rx_mode.hw_strip_crc = 0;
901 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
902 				rx_mode.enable_lro = 1;
903 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
904 				rx_mode.enable_scatter = 1;
905 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
906 				rx_mode.hw_ip_checksum = 1;
907 			if (!strcmp(lgopts[opt_idx].name,
908 					"enable-rx-timestamp"))
909 				rx_mode.hw_timestamp = 1;
910 
911 			if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan")) {
912 				rx_mode.hw_vlan_filter = 0;
913 				rx_mode.hw_vlan_strip  = 0;
914 				rx_mode.hw_vlan_extend = 0;
915 			}
916 
917 			if (!strcmp(lgopts[opt_idx].name,
918 					"disable-hw-vlan-filter"))
919 				rx_mode.hw_vlan_filter = 0;
920 
921 			if (!strcmp(lgopts[opt_idx].name,
922 					"disable-hw-vlan-strip"))
923 				rx_mode.hw_vlan_strip  = 0;
924 
925 			if (!strcmp(lgopts[opt_idx].name,
926 					"disable-hw-vlan-extend"))
927 				rx_mode.hw_vlan_extend = 0;
928 
929 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
930 				rx_drop_en = 1;
931 
932 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
933 				rss_hf = 0;
934 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
935 				if (!strcmp(optarg, "paired"))
936 					port_topology = PORT_TOPOLOGY_PAIRED;
937 				else if (!strcmp(optarg, "chained"))
938 					port_topology = PORT_TOPOLOGY_CHAINED;
939 				else if (!strcmp(optarg, "loop"))
940 					port_topology = PORT_TOPOLOGY_LOOP;
941 				else
942 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
943 						 " must be: paired, chained or loop\n",
944 						 optarg);
945 			}
946 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
947 				set_pkt_forwarding_mode(optarg);
948 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
949 				rss_hf = ETH_RSS_IP;
950 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
951 				rss_hf = ETH_RSS_UDP;
952 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
953 				n = atoi(optarg);
954 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
955 					nb_rxq = (queueid_t) n;
956 				else
957 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
958 						  " >= 0 && <= %d\n", n,
959 						  (int) MAX_QUEUE_ID);
960 			}
961 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
962 				n = atoi(optarg);
963 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
964 					nb_txq = (queueid_t) n;
965 				else
966 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
967 						  " >= 0 && <= %d\n", n,
968 						  (int) MAX_QUEUE_ID);
969 			}
970 			if (!nb_rxq && !nb_txq) {
971 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
972 						"be non-zero\n");
973 			}
974 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
975 				n = atoi(optarg);
976 				if ((n >= 1) && (n <= MAX_PKT_BURST))
977 					nb_pkt_per_burst = (uint16_t) n;
978 				else
979 					rte_exit(EXIT_FAILURE,
980 						 "burst must >= 1 and <= %d]",
981 						 MAX_PKT_BURST);
982 			}
983 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
984 				n = atoi(optarg);
985 				if ((n >= 0) &&
986 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
987 					mb_mempool_cache = (uint16_t) n;
988 				else
989 					rte_exit(EXIT_FAILURE,
990 						 "mbcache must be >= 0 and <= %d\n",
991 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
992 			}
993 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
994 				n = atoi(optarg);
995 				if (n >= 0)
996 					tx_free_thresh = (int16_t)n;
997 				else
998 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
999 			}
1000 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
1001 				n = atoi(optarg);
1002 				if (n >= 0)
1003 					tx_rs_thresh = (int16_t)n;
1004 				else
1005 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
1006 			}
1007 			if (!strcmp(lgopts[opt_idx].name, "txqflags")) {
1008 				char *end = NULL;
1009 				n = strtoul(optarg, &end, 16);
1010 				if (n >= 0)
1011 					txq_flags = (int32_t)n;
1012 				else
1013 					rte_exit(EXIT_FAILURE,
1014 						 "txqflags must be >= 0\n");
1015 			}
1016 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1017 				n = atoi(optarg);
1018 				if (n > 0) {
1019 					if (rx_free_thresh >= n)
1020 						rte_exit(EXIT_FAILURE,
1021 							 "rxd must be > "
1022 							 "rx_free_thresh(%d)\n",
1023 							 (int)rx_free_thresh);
1024 					else
1025 						nb_rxd = (uint16_t) n;
1026 				} else
1027 					rte_exit(EXIT_FAILURE,
1028 						 "rxd(%d) invalid - must be > 0\n",
1029 						 n);
1030 			}
1031 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
1032 				n = atoi(optarg);
1033 				if (n > 0)
1034 					nb_txd = (uint16_t) n;
1035 				else
1036 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1037 			}
1038 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1039 				n = atoi(optarg);
1040 				if (n >= 0)
1041 					tx_pthresh = (int8_t)n;
1042 				else
1043 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1044 			}
1045 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1046 				n = atoi(optarg);
1047 				if (n >= 0)
1048 					tx_hthresh = (int8_t)n;
1049 				else
1050 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1051 			}
1052 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1053 				n = atoi(optarg);
1054 				if (n >= 0)
1055 					tx_wthresh = (int8_t)n;
1056 				else
1057 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1058 			}
1059 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1060 				n = atoi(optarg);
1061 				if (n >= 0)
1062 					rx_pthresh = (int8_t)n;
1063 				else
1064 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1065 			}
1066 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1067 				n = atoi(optarg);
1068 				if (n >= 0)
1069 					rx_hthresh = (int8_t)n;
1070 				else
1071 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1072 			}
1073 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1074 				n = atoi(optarg);
1075 				if (n >= 0)
1076 					rx_wthresh = (int8_t)n;
1077 				else
1078 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1079 			}
1080 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1081 				n = atoi(optarg);
1082 				if (n >= 0)
1083 					rx_free_thresh = (int16_t)n;
1084 				else
1085 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1086 			}
1087 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1088 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1089 					rte_exit(EXIT_FAILURE,
1090 						 "invalid TX queue statistics mapping config entered\n");
1091 				}
1092 			}
1093 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1094 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1095 					rte_exit(EXIT_FAILURE,
1096 						 "invalid RX queue statistics mapping config entered\n");
1097 				}
1098 			}
1099 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1100 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1101 				unsigned int nb_segs;
1102 
1103 				nb_segs = parse_item_list(optarg, "txpkt segments",
1104 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1105 				if (nb_segs > 0)
1106 					set_tx_pkt_segments(seg_lengths, nb_segs);
1107 				else
1108 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1109 			}
1110 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1111 				no_flush_rx = 1;
1112 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1113 				no_link_check = 1;
1114 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1115 				lsc_interrupt = 0;
1116 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1117 				rmv_interrupt = 0;
1118 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1119 				flow_isolate_all = 1;
1120 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1121 				if (parse_event_printing_config(optarg, 1)) {
1122 					rte_exit(EXIT_FAILURE,
1123 						 "invalid print-event argument\n");
1124 				}
1125 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1126 				if (parse_event_printing_config(optarg, 0)) {
1127 					rte_exit(EXIT_FAILURE,
1128 						 "invalid mask-event argument\n");
1129 				}
1130 
1131 			break;
1132 		case 'h':
1133 			usage(argv[0]);
1134 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1135 			break;
1136 		default:
1137 			usage(argv[0]);
1138 			rte_exit(EXIT_FAILURE,
1139 				 "Command line is incomplete or incorrect\n");
1140 			break;
1141 		}
1142 	}
1143 }
1144