xref: /dpdk/app/test-pmd/parameters.c (revision bb44fb6fe7713ddcd023d5b9bacadf074d68092e)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2010-2017 Intel Corporation
3  */
4 
5 #include <errno.h>
6 #include <getopt.h>
7 #include <stdarg.h>
8 #include <stdio.h>
9 #include <stdlib.h>
10 #include <signal.h>
11 #include <string.h>
12 #include <time.h>
13 #include <fcntl.h>
14 #include <sys/types.h>
15 
16 #include <sys/queue.h>
17 #include <sys/stat.h>
18 
19 #include <stdint.h>
20 #include <unistd.h>
21 #include <inttypes.h>
22 
23 #include <rte_common.h>
24 #include <rte_byteorder.h>
25 #include <rte_log.h>
26 #include <rte_debug.h>
27 #include <rte_cycles.h>
28 #include <rte_memory.h>
29 #include <rte_launch.h>
30 #include <rte_eal.h>
31 #include <rte_per_lcore.h>
32 #include <rte_lcore.h>
33 #include <rte_atomic.h>
34 #include <rte_branch_prediction.h>
35 #include <rte_mempool.h>
36 #include <rte_interrupts.h>
37 #include <rte_pci.h>
38 #include <rte_ether.h>
39 #include <rte_ethdev.h>
40 #include <rte_string_fns.h>
41 #ifdef RTE_LIBRTE_CMDLINE
42 #include <cmdline_parse.h>
43 #include <cmdline_parse_etheraddr.h>
44 #endif
45 #ifdef RTE_LIBRTE_PMD_BOND
46 #include <rte_eth_bond.h>
47 #endif
48 #include <rte_flow.h>
49 
50 #include "testpmd.h"
51 
52 static void
53 usage(char* progname)
54 {
55 	printf("usage: %s "
56 #ifdef RTE_LIBRTE_CMDLINE
57 	       "[--interactive|-i] "
58 	       "[--cmdline-file=FILENAME] "
59 #endif
60 	       "[--help|-h] | [--auto-start|-a] | ["
61 	       "--tx-first | --stats-period=PERIOD | "
62 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
63 	       "--mbuf-size= | --total-num-mbufs= | "
64 	       "--nb-cores= | --nb-ports= | "
65 #ifdef RTE_LIBRTE_CMDLINE
66 	       "--eth-peers-configfile= | "
67 	       "--eth-peer=X,M:M:M:M:M:M | "
68 #endif
69 	       "--pkt-filter-mode= |"
70 	       "--rss-ip | --rss-udp | "
71 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
72 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
73 	       "--txrst= | --tx-offloads= | --vxlan-gpe-port= ]\n",
74 	       progname);
75 #ifdef RTE_LIBRTE_CMDLINE
76 	printf("  --interactive: run in interactive mode.\n");
77 	printf("  --cmdline-file: execute cli commands before startup.\n");
78 #endif
79 	printf("  --auto-start: start forwarding on init "
80 	       "[always when non-interactive].\n");
81 	printf("  --help: display this message and quit.\n");
82 	printf("  --tx-first: start forwarding sending a burst first "
83 	       "(only if interactive is disabled).\n");
84 	printf("  --stats-period=PERIOD: statistics will be shown "
85 	       "every PERIOD seconds (only if interactive is disabled).\n");
86 	printf("  --nb-cores=N: set the number of forwarding cores "
87 	       "(1 <= N <= %d).\n", nb_lcores);
88 	printf("  --nb-ports=N: set the number of forwarding ports "
89 	       "(1 <= N <= %d).\n", nb_ports);
90 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
91 	       "the packet forwarding test. The master lcore is reserved for "
92 	       "command line parsing only, and cannot be masked on for "
93 	       "packet forwarding.\n");
94 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
95 	       "by the packet forwarding test.\n");
96 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
97 	       "RX memory buffers (mbufs).\n");
98 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
99 	       "specify the socket on which the memory pool "
100 	       "used by the port will be allocated.\n");
101 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
102 	       "specify the socket on which the TX/RX rings for "
103 	       "the port will be allocated "
104 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
105 	printf("  --socket-num=N: set socket from which all memory is allocated "
106 	       "in NUMA mode.\n");
107 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
108 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
109 	       "in mbuf pools.\n");
110 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
111 #ifdef RTE_LIBRTE_CMDLINE
112 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
113 	       "of peer ports.\n");
114 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
115 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
116 #endif
117 	printf("  --pkt-filter-mode=N: set Flow Director mode "
118 	       "(N: none (default mode) or signature or perfect).\n");
119 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
120 	       "(N: none  or match (default) or always).\n");
121 	printf("  --pkt-filter-size=N: set Flow Director mode "
122 	       "(N: 64K (default mode) or 128K or 256K).\n");
123 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
124 	       "In perfect mode, when you add a rule with queue = -1 "
125 	       "the packet will be enqueued into the rx drop-queue. "
126 	       "If the drop-queue doesn't exist, the packet is dropped. "
127 	       "By default drop-queue=127.\n");
128 #ifdef RTE_LIBRTE_LATENCY_STATS
129 	printf("  --latencystats=N: enable latency and jitter statistcs "
130 	       "monitoring on forwarding lcore id N.\n");
131 #endif
132 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
133 	printf("  --enable-lro: enable large receive offload.\n");
134 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
135 	printf("  --enable-rx-timestamp: enable rx hardware timestamp offload.\n");
136 	printf("  --enable-hw-vlan: enable hardware vlan.\n");
137 	printf("  --enable-hw-vlan-filter: enable hardware vlan filter.\n");
138 	printf("  --enable-hw-vlan-strip: enable hardware vlan strip.\n");
139 	printf("  --enable-hw-vlan-extend: enable hardware vlan extend.\n");
140 	printf("  --enable-drop-en: enable per queue packet drop.\n");
141 	printf("  --disable-rss: disable rss.\n");
142 	printf("  --port-topology=N: set port topology (N: paired (default) or "
143 	       "chained).\n");
144 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
145 	       list_pkt_forwarding_modes());
146 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
147 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
148 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
149 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
150 	printf("  --txq=N: set the number of TX queues per port to N.\n");
151 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
152 	printf("  --burst=N: set the number of packets per burst to N.\n");
153 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
154 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
155 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
156 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
157 	       "(0 <= N < value of rxd).\n");
158 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
159 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
160 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
161 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
162 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
163 	       "(0 <= N <= value of txd).\n");
164 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
165 	       "(0 <= N <= value of txd).\n");
166 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
167 	       "tx queues statistics counters mapping "
168 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
169 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
170 	       "rx queues statistics counters mapping "
171 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
172 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
173 	       " Used mainly with PCAP drivers.\n");
174 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
175 		" or total packet length.\n");
176 	printf("  --disable-link-check: disable check on link status when "
177 	       "starting/stopping ports.\n");
178 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
179 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
180 	printf("  --bitrate-stats=N: set the logical core N to perform "
181 		"bit-rate calculation.\n");
182 	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
183 	       "enable print of designated event or all of them.\n");
184 	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
185 	       "disable print of designated event or all of them.\n");
186 	printf("  --flow-isolate-all: "
187 	       "requests flow API isolated mode on all ports at initialization time.\n");
188 	printf("  --tx-offloads=0xXXXXXXXX: hexadecimal bitmask of TX queue offloads\n");
189 	printf("  --hot-plug: enable hot plug for device.\n");
190 	printf("  --vxlan-gpe-port=N: UPD port of tunnel VXLAN-GPE\n");
191 	printf("  --mlockall: lock all memory\n");
192 	printf("  --no-mlockall: do not lock all memory\n");
193 }
194 
195 #ifdef RTE_LIBRTE_CMDLINE
196 static int
197 init_peer_eth_addrs(char *config_filename)
198 {
199 	FILE *config_file;
200 	portid_t i;
201 	char buf[50];
202 
203 	config_file = fopen(config_filename, "r");
204 	if (config_file == NULL) {
205 		perror("Failed to open eth config file\n");
206 		return -1;
207 	}
208 
209 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
210 
211 		if (fgets(buf, sizeof(buf), config_file) == NULL)
212 			break;
213 
214 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
215 				sizeof(peer_eth_addrs[i])) < 0) {
216 			printf("Bad MAC address format on line %d\n", i+1);
217 			fclose(config_file);
218 			return -1;
219 		}
220 	}
221 	fclose(config_file);
222 	nb_peer_eth_addrs = (portid_t) i;
223 	return 0;
224 }
225 #endif
226 
227 /*
228  * Parse the coremask given as argument (hexadecimal string) and set
229  * the global configuration of forwarding cores.
230  */
231 static void
232 parse_fwd_coremask(const char *coremask)
233 {
234 	char *end;
235 	unsigned long long int cm;
236 
237 	/* parse hexadecimal string */
238 	end = NULL;
239 	cm = strtoull(coremask, &end, 16);
240 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
241 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
242 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
243 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
244 }
245 
246 /*
247  * Parse the coremask given as argument (hexadecimal string) and set
248  * the global configuration of forwarding cores.
249  */
250 static void
251 parse_fwd_portmask(const char *portmask)
252 {
253 	char *end;
254 	unsigned long long int pm;
255 
256 	/* parse hexadecimal string */
257 	end = NULL;
258 	pm = strtoull(portmask, &end, 16);
259 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
260 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
261 	else
262 		set_fwd_ports_mask((uint64_t) pm);
263 }
264 
265 
266 static int
267 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
268 {
269 	char s[256];
270 	const char *p, *p0 = q_arg;
271 	char *end;
272 	enum fieldnames {
273 		FLD_PORT = 0,
274 		FLD_QUEUE,
275 		FLD_STATS_COUNTER,
276 		_NUM_FLD
277 	};
278 	unsigned long int_fld[_NUM_FLD];
279 	char *str_fld[_NUM_FLD];
280 	int i;
281 	unsigned size;
282 
283 	/* reset from value set at definition */
284 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
285 
286 	while ((p = strchr(p0,'(')) != NULL) {
287 		++p;
288 		if((p0 = strchr(p,')')) == NULL)
289 			return -1;
290 
291 		size = p0 - p;
292 		if(size >= sizeof(s))
293 			return -1;
294 
295 		snprintf(s, sizeof(s), "%.*s", size, p);
296 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
297 			return -1;
298 		for (i = 0; i < _NUM_FLD; i++){
299 			errno = 0;
300 			int_fld[i] = strtoul(str_fld[i], &end, 0);
301 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
302 				return -1;
303 		}
304 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
305 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
306 			printf("Stats counter not in the correct range 0..%d\n",
307 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
308 			return -1;
309 		}
310 
311 		if (!is_rx) {
312 			if ((nb_tx_queue_stats_mappings >=
313 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
314 				printf("exceeded max number of TX queue "
315 						"statistics mappings: %hu\n",
316 						nb_tx_queue_stats_mappings);
317 				return -1;
318 			}
319 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
320 				(uint8_t)int_fld[FLD_PORT];
321 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
322 				(uint8_t)int_fld[FLD_QUEUE];
323 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
324 				(uint8_t)int_fld[FLD_STATS_COUNTER];
325 			++nb_tx_queue_stats_mappings;
326 		}
327 		else {
328 			if ((nb_rx_queue_stats_mappings >=
329 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
330 				printf("exceeded max number of RX queue "
331 						"statistics mappings: %hu\n",
332 						nb_rx_queue_stats_mappings);
333 				return -1;
334 			}
335 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
336 				(uint8_t)int_fld[FLD_PORT];
337 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
338 				(uint8_t)int_fld[FLD_QUEUE];
339 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
340 				(uint8_t)int_fld[FLD_STATS_COUNTER];
341 			++nb_rx_queue_stats_mappings;
342 		}
343 
344 	}
345 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
346 /* than to the default array (that was set at its definition) */
347 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
348 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
349 	return 0;
350 }
351 
352 static void
353 print_invalid_socket_id_error(void)
354 {
355 	unsigned int i = 0;
356 
357 	printf("Invalid socket id, options are: ");
358 	for (i = 0; i < num_sockets; i++) {
359 		printf("%u%s", socket_ids[i],
360 		      (i == num_sockets - 1) ? "\n" : ",");
361 	}
362 }
363 
364 static int
365 parse_portnuma_config(const char *q_arg)
366 {
367 	char s[256];
368 	const char *p, *p0 = q_arg;
369 	char *end;
370 	uint8_t i, socket_id;
371 	portid_t port_id;
372 	unsigned size;
373 	enum fieldnames {
374 		FLD_PORT = 0,
375 		FLD_SOCKET,
376 		_NUM_FLD
377 	};
378 	unsigned long int_fld[_NUM_FLD];
379 	char *str_fld[_NUM_FLD];
380 
381 	/* reset from value set at definition */
382 	while ((p = strchr(p0,'(')) != NULL) {
383 		++p;
384 		if((p0 = strchr(p,')')) == NULL)
385 			return -1;
386 
387 		size = p0 - p;
388 		if(size >= sizeof(s))
389 			return -1;
390 
391 		snprintf(s, sizeof(s), "%.*s", size, p);
392 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
393 			return -1;
394 		for (i = 0; i < _NUM_FLD; i++) {
395 			errno = 0;
396 			int_fld[i] = strtoul(str_fld[i], &end, 0);
397 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
398 				return -1;
399 		}
400 		port_id = (portid_t)int_fld[FLD_PORT];
401 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
402 			port_id == (portid_t)RTE_PORT_ALL) {
403 			print_valid_ports();
404 			return -1;
405 		}
406 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
407 		if (new_socket_id(socket_id)) {
408 			print_invalid_socket_id_error();
409 			return -1;
410 		}
411 		port_numa[port_id] = socket_id;
412 	}
413 
414 	return 0;
415 }
416 
417 static int
418 parse_ringnuma_config(const char *q_arg)
419 {
420 	char s[256];
421 	const char *p, *p0 = q_arg;
422 	char *end;
423 	uint8_t i, ring_flag, socket_id;
424 	portid_t port_id;
425 	unsigned size;
426 	enum fieldnames {
427 		FLD_PORT = 0,
428 		FLD_FLAG,
429 		FLD_SOCKET,
430 		_NUM_FLD
431 	};
432 	unsigned long int_fld[_NUM_FLD];
433 	char *str_fld[_NUM_FLD];
434 	#define RX_RING_ONLY 0x1
435 	#define TX_RING_ONLY 0x2
436 	#define RXTX_RING    0x3
437 
438 	/* reset from value set at definition */
439 	while ((p = strchr(p0,'(')) != NULL) {
440 		++p;
441 		if((p0 = strchr(p,')')) == NULL)
442 			return -1;
443 
444 		size = p0 - p;
445 		if(size >= sizeof(s))
446 			return -1;
447 
448 		snprintf(s, sizeof(s), "%.*s", size, p);
449 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
450 			return -1;
451 		for (i = 0; i < _NUM_FLD; i++) {
452 			errno = 0;
453 			int_fld[i] = strtoul(str_fld[i], &end, 0);
454 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
455 				return -1;
456 		}
457 		port_id = (portid_t)int_fld[FLD_PORT];
458 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
459 			port_id == (portid_t)RTE_PORT_ALL) {
460 			print_valid_ports();
461 			return -1;
462 		}
463 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
464 		if (new_socket_id(socket_id)) {
465 			print_invalid_socket_id_error();
466 			return -1;
467 		}
468 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
469 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
470 			printf("Invalid ring-flag=%d config for port =%d\n",
471 				ring_flag,port_id);
472 			return -1;
473 		}
474 
475 		switch (ring_flag & RXTX_RING) {
476 		case RX_RING_ONLY:
477 			rxring_numa[port_id] = socket_id;
478 			break;
479 		case TX_RING_ONLY:
480 			txring_numa[port_id] = socket_id;
481 			break;
482 		case RXTX_RING:
483 			rxring_numa[port_id] = socket_id;
484 			txring_numa[port_id] = socket_id;
485 			break;
486 		default:
487 			printf("Invalid ring-flag=%d config for port=%d\n",
488 				ring_flag,port_id);
489 			break;
490 		}
491 	}
492 
493 	return 0;
494 }
495 
496 static int
497 parse_event_printing_config(const char *optarg, int enable)
498 {
499 	uint32_t mask = 0;
500 
501 	if (!strcmp(optarg, "unknown"))
502 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
503 	else if (!strcmp(optarg, "intr_lsc"))
504 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
505 	else if (!strcmp(optarg, "queue_state"))
506 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
507 	else if (!strcmp(optarg, "intr_reset"))
508 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
509 	else if (!strcmp(optarg, "vf_mbox"))
510 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
511 	else if (!strcmp(optarg, "ipsec"))
512 		mask = UINT32_C(1) << RTE_ETH_EVENT_IPSEC;
513 	else if (!strcmp(optarg, "macsec"))
514 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
515 	else if (!strcmp(optarg, "intr_rmv"))
516 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
517 	else if (!strcmp(optarg, "dev_probed"))
518 		mask = UINT32_C(1) << RTE_ETH_EVENT_NEW;
519 	else if (!strcmp(optarg, "dev_released"))
520 		mask = UINT32_C(1) << RTE_ETH_EVENT_DESTROY;
521 	else if (!strcmp(optarg, "all"))
522 		mask = ~UINT32_C(0);
523 	else {
524 		fprintf(stderr, "Invalid event: %s\n", optarg);
525 		return -1;
526 	}
527 	if (enable)
528 		event_print_mask |= mask;
529 	else
530 		event_print_mask &= ~mask;
531 	return 0;
532 }
533 
534 void
535 launch_args_parse(int argc, char** argv)
536 {
537 	int n, opt;
538 	char **argvopt;
539 	int opt_idx;
540 	portid_t pid;
541 	enum { TX, RX };
542 	/* Default offloads for all ports. */
543 	uint64_t rx_offloads = rx_mode.offloads;
544 	uint64_t tx_offloads = tx_mode.offloads;
545 	struct rte_eth_dev_info dev_info;
546 	uint16_t rec_nb_pkts;
547 
548 	static struct option lgopts[] = {
549 		{ "help",			0, 0, 0 },
550 #ifdef RTE_LIBRTE_CMDLINE
551 		{ "interactive",		0, 0, 0 },
552 		{ "cmdline-file",		1, 0, 0 },
553 		{ "auto-start",			0, 0, 0 },
554 		{ "eth-peers-configfile",	1, 0, 0 },
555 		{ "eth-peer",			1, 0, 0 },
556 #endif
557 		{ "tx-first",			0, 0, 0 },
558 		{ "stats-period",		1, 0, 0 },
559 		{ "ports",			1, 0, 0 },
560 		{ "nb-cores",			1, 0, 0 },
561 		{ "nb-ports",			1, 0, 0 },
562 		{ "coremask",			1, 0, 0 },
563 		{ "portmask",			1, 0, 0 },
564 		{ "numa",			0, 0, 0 },
565 		{ "no-numa",			0, 0, 0 },
566 		{ "mp-anon",			0, 0, 0 },
567 		{ "port-numa-config",           1, 0, 0 },
568 		{ "ring-numa-config",           1, 0, 0 },
569 		{ "socket-num",			1, 0, 0 },
570 		{ "mbuf-size",			1, 0, 0 },
571 		{ "total-num-mbufs",		1, 0, 0 },
572 		{ "max-pkt-len",		1, 0, 0 },
573 		{ "pkt-filter-mode",            1, 0, 0 },
574 		{ "pkt-filter-report-hash",     1, 0, 0 },
575 		{ "pkt-filter-size",            1, 0, 0 },
576 		{ "pkt-filter-drop-queue",      1, 0, 0 },
577 #ifdef RTE_LIBRTE_LATENCY_STATS
578 		{ "latencystats",               1, 0, 0 },
579 #endif
580 #ifdef RTE_LIBRTE_BITRATE
581 		{ "bitrate-stats",              1, 0, 0 },
582 #endif
583 		{ "disable-crc-strip",          0, 0, 0 },
584 		{ "enable-lro",                 0, 0, 0 },
585 		{ "enable-rx-cksum",            0, 0, 0 },
586 		{ "enable-rx-timestamp",        0, 0, 0 },
587 		{ "enable-scatter",             0, 0, 0 },
588 		{ "enable-hw-vlan",             0, 0, 0 },
589 		{ "enable-hw-vlan-filter",      0, 0, 0 },
590 		{ "enable-hw-vlan-strip",       0, 0, 0 },
591 		{ "enable-hw-vlan-extend",      0, 0, 0 },
592 		{ "enable-drop-en",            0, 0, 0 },
593 		{ "disable-rss",                0, 0, 0 },
594 		{ "port-topology",              1, 0, 0 },
595 		{ "forward-mode",               1, 0, 0 },
596 		{ "rss-ip",			0, 0, 0 },
597 		{ "rss-udp",			0, 0, 0 },
598 		{ "rxq",			1, 0, 0 },
599 		{ "txq",			1, 0, 0 },
600 		{ "rxd",			1, 0, 0 },
601 		{ "txd",			1, 0, 0 },
602 		{ "burst",			1, 0, 0 },
603 		{ "mbcache",			1, 0, 0 },
604 		{ "txpt",			1, 0, 0 },
605 		{ "txht",			1, 0, 0 },
606 		{ "txwt",			1, 0, 0 },
607 		{ "txfreet",			1, 0, 0 },
608 		{ "txrst",			1, 0, 0 },
609 		{ "rxpt",			1, 0, 0 },
610 		{ "rxht",			1, 0, 0 },
611 		{ "rxwt",			1, 0, 0 },
612 		{ "rxfreet",                    1, 0, 0 },
613 		{ "tx-queue-stats-mapping",	1, 0, 0 },
614 		{ "rx-queue-stats-mapping",	1, 0, 0 },
615 		{ "no-flush-rx",	0, 0, 0 },
616 		{ "flow-isolate-all",	        0, 0, 0 },
617 		{ "txpkts",			1, 0, 0 },
618 		{ "disable-link-check",		0, 0, 0 },
619 		{ "no-lsc-interrupt",		0, 0, 0 },
620 		{ "no-rmv-interrupt",		0, 0, 0 },
621 		{ "print-event",		1, 0, 0 },
622 		{ "mask-event",			1, 0, 0 },
623 		{ "tx-offloads",		1, 0, 0 },
624 		{ "hot-plug",			0, 0, 0 },
625 		{ "vxlan-gpe-port",		1, 0, 0 },
626 		{ "mlockall",			0, 0, 0 },
627 		{ "no-mlockall",		0, 0, 0 },
628 		{ 0, 0, 0, 0 },
629 	};
630 
631 	argvopt = argv;
632 
633 #ifdef RTE_LIBRTE_CMDLINE
634 #define SHORTOPTS "i"
635 #else
636 #define SHORTOPTS ""
637 #endif
638 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
639 				 lgopts, &opt_idx)) != EOF) {
640 		switch (opt) {
641 #ifdef RTE_LIBRTE_CMDLINE
642 		case 'i':
643 			printf("Interactive-mode selected\n");
644 			interactive = 1;
645 			break;
646 #endif
647 		case 'a':
648 			printf("Auto-start selected\n");
649 			auto_start = 1;
650 			break;
651 
652 		case 0: /*long options */
653 			if (!strcmp(lgopts[opt_idx].name, "help")) {
654 				usage(argv[0]);
655 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
656 			}
657 #ifdef RTE_LIBRTE_CMDLINE
658 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
659 				printf("Interactive-mode selected\n");
660 				interactive = 1;
661 			}
662 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
663 				printf("CLI commands to be read from %s\n",
664 				       optarg);
665 				strlcpy(cmdline_filename, optarg,
666 					sizeof(cmdline_filename));
667 			}
668 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
669 				printf("Auto-start selected\n");
670 				auto_start = 1;
671 			}
672 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
673 				printf("Ports to start sending a burst of "
674 						"packets first\n");
675 				tx_first = 1;
676 			}
677 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
678 				char *end = NULL;
679 				unsigned int n;
680 
681 				n = strtoul(optarg, &end, 10);
682 				if ((optarg[0] == '\0') || (end == NULL) ||
683 						(*end != '\0'))
684 					break;
685 
686 				stats_period = n;
687 				break;
688 			}
689 			if (!strcmp(lgopts[opt_idx].name,
690 				    "eth-peers-configfile")) {
691 				if (init_peer_eth_addrs(optarg) != 0)
692 					rte_exit(EXIT_FAILURE,
693 						 "Cannot open logfile\n");
694 			}
695 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
696 				char *port_end;
697 				uint8_t c, peer_addr[6];
698 
699 				errno = 0;
700 				n = strtoul(optarg, &port_end, 10);
701 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
702 					rte_exit(EXIT_FAILURE,
703 						 "Invalid eth-peer: %s", optarg);
704 				if (n >= RTE_MAX_ETHPORTS)
705 					rte_exit(EXIT_FAILURE,
706 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
707 						 n, RTE_MAX_ETHPORTS);
708 
709 				if (cmdline_parse_etheraddr(NULL, port_end,
710 						&peer_addr, sizeof(peer_addr)) < 0)
711 					rte_exit(EXIT_FAILURE,
712 						 "Invalid ethernet address: %s\n",
713 						 port_end);
714 				for (c = 0; c < 6; c++)
715 					peer_eth_addrs[n].addr_bytes[c] =
716 						peer_addr[c];
717 				nb_peer_eth_addrs++;
718 			}
719 #endif
720 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
721 				n = atoi(optarg);
722 				if (n > 0 && n <= nb_ports)
723 					nb_fwd_ports = n;
724 				else
725 					rte_exit(EXIT_FAILURE,
726 						 "Invalid port %d\n", n);
727 			}
728 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
729 				n = atoi(optarg);
730 				if (n > 0 && n <= nb_lcores)
731 					nb_fwd_lcores = (uint8_t) n;
732 				else
733 					rte_exit(EXIT_FAILURE,
734 						 "nb-cores should be > 0 and <= %d\n",
735 						 nb_lcores);
736 			}
737 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
738 				parse_fwd_coremask(optarg);
739 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
740 				parse_fwd_portmask(optarg);
741 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
742 				numa_support = 0;
743 			if (!strcmp(lgopts[opt_idx].name, "numa"))
744 				numa_support = 1;
745 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
746 				mp_anon = 1;
747 			}
748 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
749 				if (parse_portnuma_config(optarg))
750 					rte_exit(EXIT_FAILURE,
751 					   "invalid port-numa configuration\n");
752 			}
753 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
754 				if (parse_ringnuma_config(optarg))
755 					rte_exit(EXIT_FAILURE,
756 					   "invalid ring-numa configuration\n");
757 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
758 				n = atoi(optarg);
759 				if (!new_socket_id((uint8_t)n)) {
760 					socket_num = (uint8_t)n;
761 				} else {
762 					print_invalid_socket_id_error();
763 					rte_exit(EXIT_FAILURE,
764 						"Invalid socket id");
765 				}
766 			}
767 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
768 				n = atoi(optarg);
769 				if (n > 0 && n <= 0xFFFF)
770 					mbuf_data_size = (uint16_t) n;
771 				else
772 					rte_exit(EXIT_FAILURE,
773 						 "mbuf-size should be > 0 and < 65536\n");
774 			}
775 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
776 				n = atoi(optarg);
777 				if (n > 1024)
778 					param_total_num_mbufs = (unsigned)n;
779 				else
780 					rte_exit(EXIT_FAILURE,
781 						 "total-num-mbufs should be > 1024\n");
782 			}
783 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
784 				n = atoi(optarg);
785 				if (n >= ETHER_MIN_LEN) {
786 					rx_mode.max_rx_pkt_len = (uint32_t) n;
787 					if (n > ETHER_MAX_LEN)
788 						rx_offloads |=
789 							DEV_RX_OFFLOAD_JUMBO_FRAME;
790 				} else
791 					rte_exit(EXIT_FAILURE,
792 						 "Invalid max-pkt-len=%d - should be > %d\n",
793 						 n, ETHER_MIN_LEN);
794 			}
795 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
796 				if (!strcmp(optarg, "signature"))
797 					fdir_conf.mode =
798 						RTE_FDIR_MODE_SIGNATURE;
799 				else if (!strcmp(optarg, "perfect"))
800 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
801 				else if (!strcmp(optarg, "perfect-mac-vlan"))
802 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
803 				else if (!strcmp(optarg, "perfect-tunnel"))
804 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
805 				else if (!strcmp(optarg, "none"))
806 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
807 				else
808 					rte_exit(EXIT_FAILURE,
809 						 "pkt-mode-invalid %s invalid - must be: "
810 						 "none, signature, perfect, perfect-mac-vlan"
811 						 " or perfect-tunnel\n",
812 						 optarg);
813 			}
814 			if (!strcmp(lgopts[opt_idx].name,
815 				    "pkt-filter-report-hash")) {
816 				if (!strcmp(optarg, "none"))
817 					fdir_conf.status =
818 						RTE_FDIR_NO_REPORT_STATUS;
819 				else if (!strcmp(optarg, "match"))
820 					fdir_conf.status =
821 						RTE_FDIR_REPORT_STATUS;
822 				else if (!strcmp(optarg, "always"))
823 					fdir_conf.status =
824 						RTE_FDIR_REPORT_STATUS_ALWAYS;
825 				else
826 					rte_exit(EXIT_FAILURE,
827 						 "pkt-filter-report-hash %s invalid "
828 						 "- must be: none or match or always\n",
829 						 optarg);
830 			}
831 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
832 				if (!strcmp(optarg, "64K"))
833 					fdir_conf.pballoc =
834 						RTE_FDIR_PBALLOC_64K;
835 				else if (!strcmp(optarg, "128K"))
836 					fdir_conf.pballoc =
837 						RTE_FDIR_PBALLOC_128K;
838 				else if (!strcmp(optarg, "256K"))
839 					fdir_conf.pballoc =
840 						RTE_FDIR_PBALLOC_256K;
841 				else
842 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
843 						 " must be: 64K or 128K or 256K\n",
844 						 optarg);
845 			}
846 			if (!strcmp(lgopts[opt_idx].name,
847 				    "pkt-filter-drop-queue")) {
848 				n = atoi(optarg);
849 				if (n >= 0)
850 					fdir_conf.drop_queue = (uint8_t) n;
851 				else
852 					rte_exit(EXIT_FAILURE,
853 						 "drop queue %d invalid - must"
854 						 "be >= 0 \n", n);
855 			}
856 #ifdef RTE_LIBRTE_LATENCY_STATS
857 			if (!strcmp(lgopts[opt_idx].name,
858 				    "latencystats")) {
859 				n = atoi(optarg);
860 				if (n >= 0) {
861 					latencystats_lcore_id = (lcoreid_t) n;
862 					latencystats_enabled = 1;
863 				} else
864 					rte_exit(EXIT_FAILURE,
865 						 "invalid lcore id %d for latencystats"
866 						 " must be >= 0\n", n);
867 			}
868 #endif
869 #ifdef RTE_LIBRTE_BITRATE
870 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
871 				n = atoi(optarg);
872 				if (n >= 0) {
873 					bitrate_lcore_id = (lcoreid_t) n;
874 					bitrate_enabled = 1;
875 				} else
876 					rte_exit(EXIT_FAILURE,
877 						 "invalid lcore id %d for bitrate stats"
878 						 " must be >= 0\n", n);
879 			}
880 #endif
881 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip")) {
882 				rx_offloads &= ~DEV_RX_OFFLOAD_CRC_STRIP;
883 				rx_offloads |= DEV_RX_OFFLOAD_KEEP_CRC;
884 			}
885 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
886 				rx_offloads |= DEV_RX_OFFLOAD_TCP_LRO;
887 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
888 				rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
889 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
890 				rx_offloads |= DEV_RX_OFFLOAD_CHECKSUM;
891 			if (!strcmp(lgopts[opt_idx].name,
892 					"enable-rx-timestamp"))
893 				rx_offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
894 			if (!strcmp(lgopts[opt_idx].name, "enable-hw-vlan"))
895 				rx_offloads |= DEV_RX_OFFLOAD_VLAN;
896 
897 			if (!strcmp(lgopts[opt_idx].name,
898 					"enable-hw-vlan-filter"))
899 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
900 
901 			if (!strcmp(lgopts[opt_idx].name,
902 					"enable-hw-vlan-strip"))
903 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
904 
905 			if (!strcmp(lgopts[opt_idx].name,
906 					"enable-hw-vlan-extend"))
907 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
908 
909 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
910 				rx_drop_en = 1;
911 
912 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
913 				rss_hf = 0;
914 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
915 				if (!strcmp(optarg, "paired"))
916 					port_topology = PORT_TOPOLOGY_PAIRED;
917 				else if (!strcmp(optarg, "chained"))
918 					port_topology = PORT_TOPOLOGY_CHAINED;
919 				else if (!strcmp(optarg, "loop"))
920 					port_topology = PORT_TOPOLOGY_LOOP;
921 				else
922 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
923 						 " must be: paired, chained or loop\n",
924 						 optarg);
925 			}
926 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
927 				set_pkt_forwarding_mode(optarg);
928 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
929 				rss_hf = ETH_RSS_IP;
930 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
931 				rss_hf = ETH_RSS_UDP;
932 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
933 				n = atoi(optarg);
934 				if (n >= 0 && check_nb_rxq((queueid_t)n) == 0)
935 					nb_rxq = (queueid_t) n;
936 				else
937 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
938 						  " >= 0 && <= %u\n", n,
939 						  get_allowed_max_nb_rxq(&pid));
940 			}
941 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
942 				n = atoi(optarg);
943 				if (n >= 0 && check_nb_txq((queueid_t)n) == 0)
944 					nb_txq = (queueid_t) n;
945 				else
946 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
947 						  " >= 0 && <= %u\n", n,
948 						  get_allowed_max_nb_txq(&pid));
949 			}
950 			if (!nb_rxq && !nb_txq) {
951 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
952 						"be non-zero\n");
953 			}
954 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
955 				n = atoi(optarg);
956 				if (n == 0) {
957 					/* A burst size of zero means that the
958 					 * PMD should be queried for
959 					 * recommended Rx burst size. Since
960 					 * testpmd uses a single size for all
961 					 * ports, port 0 is queried for the
962 					 * value, on the assumption that all
963 					 * ports are of the same NIC model.
964 					 */
965 					rte_eth_dev_info_get(0, &dev_info);
966 					rec_nb_pkts = dev_info
967 						.default_rxportconf.burst_size;
968 
969 					if (rec_nb_pkts == 0)
970 						rte_exit(EXIT_FAILURE,
971 							"PMD does not recommend a burst size. "
972 							"Provided value must be between "
973 							"1 and %d\n", MAX_PKT_BURST);
974 					else if (rec_nb_pkts > MAX_PKT_BURST)
975 						rte_exit(EXIT_FAILURE,
976 							"PMD recommended burst size of %d"
977 							" exceeds maximum value of %d\n",
978 							rec_nb_pkts, MAX_PKT_BURST);
979 					printf("Using PMD-provided burst value of %d\n",
980 						rec_nb_pkts);
981 					nb_pkt_per_burst = rec_nb_pkts;
982 				} else if (n > MAX_PKT_BURST)
983 					rte_exit(EXIT_FAILURE,
984 						"burst must be between1 and %d\n",
985 						MAX_PKT_BURST);
986 				else
987 					nb_pkt_per_burst = (uint16_t) n;
988 			}
989 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
990 				n = atoi(optarg);
991 				if ((n >= 0) &&
992 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
993 					mb_mempool_cache = (uint16_t) n;
994 				else
995 					rte_exit(EXIT_FAILURE,
996 						 "mbcache must be >= 0 and <= %d\n",
997 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
998 			}
999 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
1000 				n = atoi(optarg);
1001 				if (n >= 0)
1002 					tx_free_thresh = (int16_t)n;
1003 				else
1004 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
1005 			}
1006 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
1007 				n = atoi(optarg);
1008 				if (n >= 0)
1009 					tx_rs_thresh = (int16_t)n;
1010 				else
1011 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
1012 			}
1013 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1014 				n = atoi(optarg);
1015 				if (n > 0) {
1016 					if (rx_free_thresh >= n)
1017 						rte_exit(EXIT_FAILURE,
1018 							 "rxd must be > "
1019 							 "rx_free_thresh(%d)\n",
1020 							 (int)rx_free_thresh);
1021 					else
1022 						nb_rxd = (uint16_t) n;
1023 				} else
1024 					rte_exit(EXIT_FAILURE,
1025 						 "rxd(%d) invalid - must be > 0\n",
1026 						 n);
1027 			}
1028 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
1029 				n = atoi(optarg);
1030 				if (n > 0)
1031 					nb_txd = (uint16_t) n;
1032 				else
1033 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1034 			}
1035 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1036 				n = atoi(optarg);
1037 				if (n >= 0)
1038 					tx_pthresh = (int8_t)n;
1039 				else
1040 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1041 			}
1042 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1043 				n = atoi(optarg);
1044 				if (n >= 0)
1045 					tx_hthresh = (int8_t)n;
1046 				else
1047 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1048 			}
1049 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1050 				n = atoi(optarg);
1051 				if (n >= 0)
1052 					tx_wthresh = (int8_t)n;
1053 				else
1054 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1055 			}
1056 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1057 				n = atoi(optarg);
1058 				if (n >= 0)
1059 					rx_pthresh = (int8_t)n;
1060 				else
1061 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1062 			}
1063 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1064 				n = atoi(optarg);
1065 				if (n >= 0)
1066 					rx_hthresh = (int8_t)n;
1067 				else
1068 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1069 			}
1070 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1071 				n = atoi(optarg);
1072 				if (n >= 0)
1073 					rx_wthresh = (int8_t)n;
1074 				else
1075 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1076 			}
1077 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1078 				n = atoi(optarg);
1079 				if (n >= 0)
1080 					rx_free_thresh = (int16_t)n;
1081 				else
1082 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1083 			}
1084 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1085 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1086 					rte_exit(EXIT_FAILURE,
1087 						 "invalid TX queue statistics mapping config entered\n");
1088 				}
1089 			}
1090 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1091 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1092 					rte_exit(EXIT_FAILURE,
1093 						 "invalid RX queue statistics mapping config entered\n");
1094 				}
1095 			}
1096 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1097 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1098 				unsigned int nb_segs;
1099 
1100 				nb_segs = parse_item_list(optarg, "txpkt segments",
1101 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1102 				if (nb_segs > 0)
1103 					set_tx_pkt_segments(seg_lengths, nb_segs);
1104 				else
1105 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1106 			}
1107 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1108 				no_flush_rx = 1;
1109 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1110 				no_link_check = 1;
1111 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1112 				lsc_interrupt = 0;
1113 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1114 				rmv_interrupt = 0;
1115 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1116 				flow_isolate_all = 1;
1117 			if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
1118 				char *end = NULL;
1119 				n = strtoull(optarg, &end, 16);
1120 				if (n >= 0)
1121 					tx_offloads = (uint64_t)n;
1122 				else
1123 					rte_exit(EXIT_FAILURE,
1124 						 "tx-offloads must be >= 0\n");
1125 			}
1126 			if (!strcmp(lgopts[opt_idx].name, "vxlan-gpe-port")) {
1127 				n = atoi(optarg);
1128 				if (n >= 0)
1129 					vxlan_gpe_udp_port = (uint16_t)n;
1130 				else
1131 					rte_exit(EXIT_FAILURE,
1132 						 "vxlan-gpe-port must be >= 0\n");
1133 			}
1134 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1135 				if (parse_event_printing_config(optarg, 1)) {
1136 					rte_exit(EXIT_FAILURE,
1137 						 "invalid print-event argument\n");
1138 				}
1139 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1140 				if (parse_event_printing_config(optarg, 0)) {
1141 					rte_exit(EXIT_FAILURE,
1142 						 "invalid mask-event argument\n");
1143 				}
1144 			if (!strcmp(lgopts[opt_idx].name, "hot-plug"))
1145 				hot_plug = 1;
1146 			if (!strcmp(lgopts[opt_idx].name, "mlockall"))
1147 				do_mlockall = 1;
1148 			if (!strcmp(lgopts[opt_idx].name, "no-mlockall"))
1149 				do_mlockall = 0;
1150 			break;
1151 		case 'h':
1152 			usage(argv[0]);
1153 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1154 			break;
1155 		default:
1156 			usage(argv[0]);
1157 			rte_exit(EXIT_FAILURE,
1158 				 "Command line is incomplete or incorrect\n");
1159 			break;
1160 		}
1161 	}
1162 
1163 	/* Set offload configuration from command line parameters. */
1164 	rx_mode.offloads = rx_offloads;
1165 	tx_mode.offloads = tx_offloads;
1166 }
1167