xref: /dpdk/app/test-pmd/parameters.c (revision 739e045bf2567142cb398888437e459db45fc7b4)
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 #include <arpa/inet.h>
23 
24 #include <rte_common.h>
25 #include <rte_byteorder.h>
26 #include <rte_log.h>
27 #include <rte_debug.h>
28 #include <rte_cycles.h>
29 #include <rte_memory.h>
30 #include <rte_launch.h>
31 #include <rte_eal.h>
32 #include <rte_per_lcore.h>
33 #include <rte_lcore.h>
34 #include <rte_atomic.h>
35 #include <rte_branch_prediction.h>
36 #include <rte_mempool.h>
37 #include <rte_interrupts.h>
38 #include <rte_pci.h>
39 #include <rte_ether.h>
40 #include <rte_ethdev.h>
41 #include <rte_string_fns.h>
42 #ifdef RTE_LIBRTE_PMD_BOND
43 #include <rte_eth_bond.h>
44 #endif
45 #include <rte_flow.h>
46 
47 #include "testpmd.h"
48 
49 static void
50 usage(char* progname)
51 {
52 	printf("usage: %s "
53 #ifdef RTE_LIBRTE_CMDLINE
54 	       "[--interactive|-i] "
55 	       "[--cmdline-file=FILENAME] "
56 #endif
57 	       "[--help|-h] | [--auto-start|-a] | ["
58 	       "--tx-first | --stats-period=PERIOD | "
59 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
60 	       "--mbuf-size= | --total-num-mbufs= | "
61 	       "--nb-cores= | --nb-ports= | "
62 #ifdef RTE_LIBRTE_CMDLINE
63 	       "--eth-peers-configfile= | "
64 	       "--eth-peer=X,M:M:M:M:M:M | "
65 	       "--tx-ip=SRC,DST | --tx-udp=PORT | "
66 #endif
67 	       "--pkt-filter-mode= |"
68 	       "--rss-ip | --rss-udp | "
69 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
70 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
71 	       "--txrst= | --tx-offloads= | | --rx-offloads= | "
72 	       "--vxlan-gpe-port= ]\n",
73 	       progname);
74 #ifdef RTE_LIBRTE_CMDLINE
75 	printf("  --interactive: run in interactive mode.\n");
76 	printf("  --cmdline-file: execute cli commands before startup.\n");
77 #endif
78 	printf("  --auto-start: start forwarding on init "
79 	       "[always when non-interactive].\n");
80 	printf("  --help: display this message and quit.\n");
81 	printf("  --tx-first: start forwarding sending a burst first "
82 	       "(only if interactive is disabled).\n");
83 	printf("  --stats-period=PERIOD: statistics will be shown "
84 	       "every PERIOD seconds (only if interactive is disabled).\n");
85 	printf("  --nb-cores=N: set the number of forwarding cores "
86 	       "(1 <= N <= %d).\n", nb_lcores);
87 	printf("  --nb-ports=N: set the number of forwarding ports "
88 	       "(1 <= N <= %d).\n", nb_ports);
89 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
90 	       "the packet forwarding test. The master lcore is reserved for "
91 	       "command line parsing only, and cannot be masked on for "
92 	       "packet forwarding.\n");
93 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
94 	       "by the packet forwarding test.\n");
95 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
96 	       "RX memory buffers (mbufs).\n");
97 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
98 	       "specify the socket on which the memory pool "
99 	       "used by the port will be allocated.\n");
100 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
101 	       "specify the socket on which the TX/RX rings for "
102 	       "the port will be allocated "
103 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
104 	printf("  --socket-num=N: set socket from which all memory is allocated "
105 	       "in NUMA mode.\n");
106 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
107 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
108 	       "in mbuf pools.\n");
109 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
110 #ifdef RTE_LIBRTE_CMDLINE
111 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
112 	       "of peer ports.\n");
113 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
114 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
115 #endif
116 	printf("  --pkt-filter-mode=N: set Flow Director mode "
117 	       "(N: none (default mode) or signature or perfect).\n");
118 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
119 	       "(N: none  or match (default) or always).\n");
120 	printf("  --pkt-filter-size=N: set Flow Director mode "
121 	       "(N: 64K (default mode) or 128K or 256K).\n");
122 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
123 	       "In perfect mode, when you add a rule with queue = -1 "
124 	       "the packet will be enqueued into the rx drop-queue. "
125 	       "If the drop-queue doesn't exist, the packet is dropped. "
126 	       "By default drop-queue=127.\n");
127 #ifdef RTE_LIBRTE_LATENCY_STATS
128 	printf("  --latencystats=N: enable latency and jitter statistcs "
129 	       "monitoring on forwarding lcore id N.\n");
130 #endif
131 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
132 	printf("  --enable-lro: enable large receive offload.\n");
133 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
134 	printf("  --enable-rx-timestamp: enable rx hardware timestamp offload.\n");
135 	printf("  --enable-hw-vlan: enable hardware vlan.\n");
136 	printf("  --enable-hw-vlan-filter: enable hardware vlan filter.\n");
137 	printf("  --enable-hw-vlan-strip: enable hardware vlan strip.\n");
138 	printf("  --enable-hw-vlan-extend: enable hardware vlan extend.\n");
139 	printf("  --enable-hw-qinq-strip: enable hardware qinq strip.\n");
140 	printf("  --enable-drop-en: enable per queue packet drop.\n");
141 	printf("  --disable-rss: disable rss.\n");
142 	printf("  --port-topology=<paired|chained|loop>: set port topology (paired "
143 	       "is default).\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("  --txonly-multi-flow: generate multiple flows in txonly mode\n");
177 	printf("  --disable-link-check: disable check on link status when "
178 	       "starting/stopping ports.\n");
179 	printf("  --disable-device-start: do not automatically start port\n");
180 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
181 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
182 	printf("  --bitrate-stats=N: set the logical core N to perform "
183 		"bit-rate calculation.\n");
184 	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
185 	       "enable print of designated event or all of them.\n");
186 	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
187 	       "disable print of designated event or all of them.\n");
188 	printf("  --flow-isolate-all: "
189 	       "requests flow API isolated mode on all ports at initialization time.\n");
190 	printf("  --tx-offloads=0xXXXXXXXX: hexadecimal bitmask of TX queue offloads\n");
191 	printf("  --rx-offloads=0xXXXXXXXX: hexadecimal bitmask of RX queue offloads\n");
192 	printf("  --hot-plug: enable hot plug for device.\n");
193 	printf("  --vxlan-gpe-port=N: UPD port of tunnel VXLAN-GPE\n");
194 	printf("  --mlockall: lock all memory\n");
195 	printf("  --no-mlockall: do not lock all memory\n");
196 	printf("  --mp-alloc <native|anon|xmem|xmemhuge>: mempool allocation method.\n"
197 	       "    native: use regular DPDK memory to create and populate mempool\n"
198 	       "    anon: use regular DPDK memory to create and anonymous memory to populate mempool\n"
199 	       "    xmem: use anonymous memory to create and populate mempool\n"
200 	       "    xmemhuge: use anonymous hugepage memory to create and populate mempool\n");
201 	printf("  --noisy-tx-sw-buffer-size=N: size of FIFO buffer\n");
202 	printf("  --noisy-tx-sw-buffer-flushtime=N: flush FIFO after N ms\n");
203 	printf("  --noisy-lkup-memory=N: allocate N MB of VNF memory\n");
204 	printf("  --noisy-lkup-num-writes=N: do N random writes per packet\n");
205 	printf("  --noisy-lkup-num-reads=N: do N random reads per packet\n");
206 	printf("  --noisy-lkup-num-writes=N: do N random reads and writes per packet\n");
207 	printf("  --no-iova-contig: mempool memory can be IOVA non contiguous. "
208 	       "valid only with --mp-alloc=anon\n");
209 }
210 
211 #ifdef RTE_LIBRTE_CMDLINE
212 static int
213 init_peer_eth_addrs(char *config_filename)
214 {
215 	FILE *config_file;
216 	portid_t i;
217 	char buf[50];
218 
219 	config_file = fopen(config_filename, "r");
220 	if (config_file == NULL) {
221 		perror("Failed to open eth config file\n");
222 		return -1;
223 	}
224 
225 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
226 
227 		if (fgets(buf, sizeof(buf), config_file) == NULL)
228 			break;
229 
230 		if (rte_ether_unformat_addr(buf, &peer_eth_addrs[i]) < 0) {
231 			printf("Bad MAC address format on line %d\n", i+1);
232 			fclose(config_file);
233 			return -1;
234 		}
235 	}
236 	fclose(config_file);
237 	nb_peer_eth_addrs = (portid_t) i;
238 	return 0;
239 }
240 #endif
241 
242 /*
243  * Parse the coremask given as argument (hexadecimal string) and set
244  * the global configuration of forwarding cores.
245  */
246 static void
247 parse_fwd_coremask(const char *coremask)
248 {
249 	char *end;
250 	unsigned long long int cm;
251 
252 	/* parse hexadecimal string */
253 	end = NULL;
254 	cm = strtoull(coremask, &end, 16);
255 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
256 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
257 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
258 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
259 }
260 
261 /*
262  * Parse the coremask given as argument (hexadecimal string) and set
263  * the global configuration of forwarding cores.
264  */
265 static void
266 parse_fwd_portmask(const char *portmask)
267 {
268 	char *end;
269 	unsigned long long int pm;
270 
271 	/* parse hexadecimal string */
272 	end = NULL;
273 	pm = strtoull(portmask, &end, 16);
274 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
275 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
276 	else
277 		set_fwd_ports_mask((uint64_t) pm);
278 }
279 
280 
281 static int
282 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
283 {
284 	char s[256];
285 	const char *p, *p0 = q_arg;
286 	char *end;
287 	enum fieldnames {
288 		FLD_PORT = 0,
289 		FLD_QUEUE,
290 		FLD_STATS_COUNTER,
291 		_NUM_FLD
292 	};
293 	unsigned long int_fld[_NUM_FLD];
294 	char *str_fld[_NUM_FLD];
295 	int i;
296 	unsigned size;
297 
298 	/* reset from value set at definition */
299 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
300 
301 	while ((p = strchr(p0,'(')) != NULL) {
302 		++p;
303 		if((p0 = strchr(p,')')) == NULL)
304 			return -1;
305 
306 		size = p0 - p;
307 		if(size >= sizeof(s))
308 			return -1;
309 
310 		snprintf(s, sizeof(s), "%.*s", size, p);
311 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
312 			return -1;
313 		for (i = 0; i < _NUM_FLD; i++){
314 			errno = 0;
315 			int_fld[i] = strtoul(str_fld[i], &end, 0);
316 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
317 				return -1;
318 		}
319 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
320 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
321 			printf("Stats counter not in the correct range 0..%d\n",
322 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
323 			return -1;
324 		}
325 
326 		if (!is_rx) {
327 			if ((nb_tx_queue_stats_mappings >=
328 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
329 				printf("exceeded max number of TX queue "
330 						"statistics mappings: %hu\n",
331 						nb_tx_queue_stats_mappings);
332 				return -1;
333 			}
334 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
335 				(uint8_t)int_fld[FLD_PORT];
336 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
337 				(uint8_t)int_fld[FLD_QUEUE];
338 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
339 				(uint8_t)int_fld[FLD_STATS_COUNTER];
340 			++nb_tx_queue_stats_mappings;
341 		}
342 		else {
343 			if ((nb_rx_queue_stats_mappings >=
344 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
345 				printf("exceeded max number of RX queue "
346 						"statistics mappings: %hu\n",
347 						nb_rx_queue_stats_mappings);
348 				return -1;
349 			}
350 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
351 				(uint8_t)int_fld[FLD_PORT];
352 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
353 				(uint8_t)int_fld[FLD_QUEUE];
354 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
355 				(uint8_t)int_fld[FLD_STATS_COUNTER];
356 			++nb_rx_queue_stats_mappings;
357 		}
358 
359 	}
360 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
361 /* than to the default array (that was set at its definition) */
362 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
363 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
364 	return 0;
365 }
366 
367 static void
368 print_invalid_socket_id_error(void)
369 {
370 	unsigned int i = 0;
371 
372 	printf("Invalid socket id, options are: ");
373 	for (i = 0; i < num_sockets; i++) {
374 		printf("%u%s", socket_ids[i],
375 		      (i == num_sockets - 1) ? "\n" : ",");
376 	}
377 }
378 
379 static int
380 parse_portnuma_config(const char *q_arg)
381 {
382 	char s[256];
383 	const char *p, *p0 = q_arg;
384 	char *end;
385 	uint8_t i, socket_id;
386 	portid_t port_id;
387 	unsigned size;
388 	enum fieldnames {
389 		FLD_PORT = 0,
390 		FLD_SOCKET,
391 		_NUM_FLD
392 	};
393 	unsigned long int_fld[_NUM_FLD];
394 	char *str_fld[_NUM_FLD];
395 
396 	/* reset from value set at definition */
397 	while ((p = strchr(p0,'(')) != NULL) {
398 		++p;
399 		if((p0 = strchr(p,')')) == NULL)
400 			return -1;
401 
402 		size = p0 - p;
403 		if(size >= sizeof(s))
404 			return -1;
405 
406 		snprintf(s, sizeof(s), "%.*s", size, p);
407 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
408 			return -1;
409 		for (i = 0; i < _NUM_FLD; i++) {
410 			errno = 0;
411 			int_fld[i] = strtoul(str_fld[i], &end, 0);
412 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
413 				return -1;
414 		}
415 		port_id = (portid_t)int_fld[FLD_PORT];
416 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
417 			port_id == (portid_t)RTE_PORT_ALL) {
418 			print_valid_ports();
419 			return -1;
420 		}
421 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
422 		if (new_socket_id(socket_id)) {
423 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
424 				print_invalid_socket_id_error();
425 				return -1;
426 			}
427 			socket_ids[num_sockets++] = socket_id;
428 		}
429 		port_numa[port_id] = socket_id;
430 	}
431 
432 	return 0;
433 }
434 
435 static int
436 parse_ringnuma_config(const char *q_arg)
437 {
438 	char s[256];
439 	const char *p, *p0 = q_arg;
440 	char *end;
441 	uint8_t i, ring_flag, socket_id;
442 	portid_t port_id;
443 	unsigned size;
444 	enum fieldnames {
445 		FLD_PORT = 0,
446 		FLD_FLAG,
447 		FLD_SOCKET,
448 		_NUM_FLD
449 	};
450 	unsigned long int_fld[_NUM_FLD];
451 	char *str_fld[_NUM_FLD];
452 	#define RX_RING_ONLY 0x1
453 	#define TX_RING_ONLY 0x2
454 	#define RXTX_RING    0x3
455 
456 	/* reset from value set at definition */
457 	while ((p = strchr(p0,'(')) != NULL) {
458 		++p;
459 		if((p0 = strchr(p,')')) == NULL)
460 			return -1;
461 
462 		size = p0 - p;
463 		if(size >= sizeof(s))
464 			return -1;
465 
466 		snprintf(s, sizeof(s), "%.*s", size, p);
467 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
468 			return -1;
469 		for (i = 0; i < _NUM_FLD; i++) {
470 			errno = 0;
471 			int_fld[i] = strtoul(str_fld[i], &end, 0);
472 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
473 				return -1;
474 		}
475 		port_id = (portid_t)int_fld[FLD_PORT];
476 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
477 			port_id == (portid_t)RTE_PORT_ALL) {
478 			print_valid_ports();
479 			return -1;
480 		}
481 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
482 		if (new_socket_id(socket_id)) {
483 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
484 				print_invalid_socket_id_error();
485 				return -1;
486 			}
487 			socket_ids[num_sockets++] = socket_id;
488 		}
489 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
490 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
491 			printf("Invalid ring-flag=%d config for port =%d\n",
492 				ring_flag,port_id);
493 			return -1;
494 		}
495 
496 		switch (ring_flag & RXTX_RING) {
497 		case RX_RING_ONLY:
498 			rxring_numa[port_id] = socket_id;
499 			break;
500 		case TX_RING_ONLY:
501 			txring_numa[port_id] = socket_id;
502 			break;
503 		case RXTX_RING:
504 			rxring_numa[port_id] = socket_id;
505 			txring_numa[port_id] = socket_id;
506 			break;
507 		default:
508 			printf("Invalid ring-flag=%d config for port=%d\n",
509 				ring_flag,port_id);
510 			break;
511 		}
512 	}
513 
514 	return 0;
515 }
516 
517 static int
518 parse_event_printing_config(const char *optarg, int enable)
519 {
520 	uint32_t mask = 0;
521 
522 	if (!strcmp(optarg, "unknown"))
523 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
524 	else if (!strcmp(optarg, "intr_lsc"))
525 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
526 	else if (!strcmp(optarg, "queue_state"))
527 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
528 	else if (!strcmp(optarg, "intr_reset"))
529 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
530 	else if (!strcmp(optarg, "vf_mbox"))
531 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
532 	else if (!strcmp(optarg, "ipsec"))
533 		mask = UINT32_C(1) << RTE_ETH_EVENT_IPSEC;
534 	else if (!strcmp(optarg, "macsec"))
535 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
536 	else if (!strcmp(optarg, "intr_rmv"))
537 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
538 	else if (!strcmp(optarg, "dev_probed"))
539 		mask = UINT32_C(1) << RTE_ETH_EVENT_NEW;
540 	else if (!strcmp(optarg, "dev_released"))
541 		mask = UINT32_C(1) << RTE_ETH_EVENT_DESTROY;
542 	else if (!strcmp(optarg, "all"))
543 		mask = ~UINT32_C(0);
544 	else {
545 		fprintf(stderr, "Invalid event: %s\n", optarg);
546 		return -1;
547 	}
548 	if (enable)
549 		event_print_mask |= mask;
550 	else
551 		event_print_mask &= ~mask;
552 	return 0;
553 }
554 
555 void
556 launch_args_parse(int argc, char** argv)
557 {
558 	int n, opt;
559 	char **argvopt;
560 	int opt_idx;
561 	portid_t pid;
562 	enum { TX, RX };
563 	/* Default offloads for all ports. */
564 	uint64_t rx_offloads = rx_mode.offloads;
565 	uint64_t tx_offloads = tx_mode.offloads;
566 	struct rte_eth_dev_info dev_info;
567 	uint16_t rec_nb_pkts;
568 	int ret;
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 		{ "enable-hw-vlan",             0, 0, 0 },
611 		{ "enable-hw-vlan-filter",      0, 0, 0 },
612 		{ "enable-hw-vlan-strip",       0, 0, 0 },
613 		{ "enable-hw-vlan-extend",      0, 0, 0 },
614 		{ "enable-hw-qinq-strip",       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 		{ "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 		{ "txonly-multi-flow",		0, 0, 0 },
642 		{ "disable-link-check",		0, 0, 0 },
643 		{ "disable-device-start",	0, 0, 0 },
644 		{ "no-lsc-interrupt",		0, 0, 0 },
645 		{ "no-rmv-interrupt",		0, 0, 0 },
646 		{ "print-event",		1, 0, 0 },
647 		{ "mask-event",			1, 0, 0 },
648 		{ "tx-offloads",		1, 0, 0 },
649 		{ "rx-offloads",		1, 0, 0 },
650 		{ "hot-plug",			0, 0, 0 },
651 		{ "vxlan-gpe-port",		1, 0, 0 },
652 		{ "mlockall",			0, 0, 0 },
653 		{ "no-mlockall",		0, 0, 0 },
654 		{ "mp-alloc",			1, 0, 0 },
655 		{ "tx-ip",			1, 0, 0 },
656 		{ "tx-udp",			1, 0, 0 },
657 		{ "noisy-tx-sw-buffer-size",	1, 0, 0 },
658 		{ "noisy-tx-sw-buffer-flushtime", 1, 0, 0 },
659 		{ "noisy-lkup-memory",		1, 0, 0 },
660 		{ "noisy-lkup-num-writes",	1, 0, 0 },
661 		{ "noisy-lkup-num-reads",	1, 0, 0 },
662 		{ "noisy-lkup-num-reads-writes", 1, 0, 0 },
663 		{ "no-iova-contig",             0, 0, 0 },
664 		{ 0, 0, 0, 0 },
665 	};
666 
667 	argvopt = argv;
668 
669 #ifdef RTE_LIBRTE_CMDLINE
670 #define SHORTOPTS "i"
671 #else
672 #define SHORTOPTS ""
673 #endif
674 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
675 				 lgopts, &opt_idx)) != EOF) {
676 		switch (opt) {
677 #ifdef RTE_LIBRTE_CMDLINE
678 		case 'i':
679 			printf("Interactive-mode selected\n");
680 			interactive = 1;
681 			break;
682 #endif
683 		case 'a':
684 			printf("Auto-start selected\n");
685 			auto_start = 1;
686 			break;
687 
688 		case 0: /*long options */
689 			if (!strcmp(lgopts[opt_idx].name, "help")) {
690 				usage(argv[0]);
691 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
692 			}
693 #ifdef RTE_LIBRTE_CMDLINE
694 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
695 				printf("Interactive-mode selected\n");
696 				interactive = 1;
697 			}
698 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
699 				printf("CLI commands to be read from %s\n",
700 				       optarg);
701 				strlcpy(cmdline_filename, optarg,
702 					sizeof(cmdline_filename));
703 			}
704 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
705 				printf("Auto-start selected\n");
706 				auto_start = 1;
707 			}
708 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
709 				printf("Ports to start sending a burst of "
710 						"packets first\n");
711 				tx_first = 1;
712 			}
713 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
714 				char *end = NULL;
715 				unsigned int n;
716 
717 				n = strtoul(optarg, &end, 10);
718 				if ((optarg[0] == '\0') || (end == NULL) ||
719 						(*end != '\0'))
720 					break;
721 
722 				stats_period = n;
723 				break;
724 			}
725 			if (!strcmp(lgopts[opt_idx].name,
726 				    "eth-peers-configfile")) {
727 				if (init_peer_eth_addrs(optarg) != 0)
728 					rte_exit(EXIT_FAILURE,
729 						 "Cannot open logfile\n");
730 			}
731 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
732 				char *port_end;
733 
734 				errno = 0;
735 				n = strtoul(optarg, &port_end, 10);
736 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
737 					rte_exit(EXIT_FAILURE,
738 						 "Invalid eth-peer: %s", optarg);
739 				if (n >= RTE_MAX_ETHPORTS)
740 					rte_exit(EXIT_FAILURE,
741 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
742 						 n, RTE_MAX_ETHPORTS);
743 
744 				if (rte_ether_unformat_addr(port_end,
745 						&peer_eth_addrs[n]) < 0)
746 					rte_exit(EXIT_FAILURE,
747 						 "Invalid ethernet address: %s\n",
748 						 port_end);
749 				nb_peer_eth_addrs++;
750 			}
751 #endif
752 			if (!strcmp(lgopts[opt_idx].name, "tx-ip")) {
753 				struct in_addr in;
754 				char *end;
755 
756 				end = strchr(optarg, ',');
757 				if (end == optarg || !end)
758 					rte_exit(EXIT_FAILURE,
759 						 "Invalid tx-ip: %s", optarg);
760 
761 				*end++ = 0;
762 				if (inet_aton(optarg, &in) == 0)
763 					rte_exit(EXIT_FAILURE,
764 						 "Invalid source IP address: %s\n",
765 						 optarg);
766 				tx_ip_src_addr = rte_be_to_cpu_32(in.s_addr);
767 
768 				if (inet_aton(end, &in) == 0)
769 					rte_exit(EXIT_FAILURE,
770 						 "Invalid destination IP address: %s\n",
771 						 optarg);
772 				tx_ip_dst_addr = rte_be_to_cpu_32(in.s_addr);
773 			}
774 			if (!strcmp(lgopts[opt_idx].name, "tx-udp")) {
775 				char *end = NULL;
776 
777 				errno = 0;
778 				n = strtoul(optarg, &end, 10);
779 				if (errno != 0 || end == optarg ||
780 				    n > UINT16_MAX ||
781 				    !(*end == '\0' || *end == ','))
782 					rte_exit(EXIT_FAILURE,
783 						 "Invalid UDP port: %s\n",
784 						 optarg);
785 				tx_udp_src_port = n;
786 				if (*end == ',') {
787 					char *dst = end + 1;
788 
789 					n = strtoul(dst, &end, 10);
790 					if (errno != 0 || end == dst ||
791 					    n > UINT16_MAX || *end)
792 						rte_exit(EXIT_FAILURE,
793 							 "Invalid destination UDP port: %s\n",
794 							 dst);
795 					tx_udp_dst_port = n;
796 				} else {
797 					tx_udp_dst_port = n;
798 				}
799 
800 			}
801 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
802 				n = atoi(optarg);
803 				if (n > 0 && n <= nb_ports)
804 					nb_fwd_ports = n;
805 				else
806 					rte_exit(EXIT_FAILURE,
807 						 "Invalid port %d\n", n);
808 			}
809 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
810 				n = atoi(optarg);
811 				if (n > 0 && n <= nb_lcores)
812 					nb_fwd_lcores = (uint8_t) n;
813 				else
814 					rte_exit(EXIT_FAILURE,
815 						 "nb-cores should be > 0 and <= %d\n",
816 						 nb_lcores);
817 			}
818 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
819 				parse_fwd_coremask(optarg);
820 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
821 				parse_fwd_portmask(optarg);
822 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
823 				numa_support = 0;
824 			if (!strcmp(lgopts[opt_idx].name, "numa"))
825 				numa_support = 1;
826 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
827 				mp_alloc_type = MP_ALLOC_ANON;
828 			}
829 			if (!strcmp(lgopts[opt_idx].name, "mp-alloc")) {
830 				if (!strcmp(optarg, "native"))
831 					mp_alloc_type = MP_ALLOC_NATIVE;
832 				else if (!strcmp(optarg, "anon"))
833 					mp_alloc_type = MP_ALLOC_ANON;
834 				else if (!strcmp(optarg, "xmem"))
835 					mp_alloc_type = MP_ALLOC_XMEM;
836 				else if (!strcmp(optarg, "xmemhuge"))
837 					mp_alloc_type = MP_ALLOC_XMEM_HUGE;
838 				else
839 					rte_exit(EXIT_FAILURE,
840 						"mp-alloc %s invalid - must be: "
841 						"native, anon, xmem or xmemhuge\n",
842 						 optarg);
843 			}
844 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
845 				if (parse_portnuma_config(optarg))
846 					rte_exit(EXIT_FAILURE,
847 					   "invalid port-numa configuration\n");
848 			}
849 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
850 				if (parse_ringnuma_config(optarg))
851 					rte_exit(EXIT_FAILURE,
852 					   "invalid ring-numa configuration\n");
853 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
854 				n = atoi(optarg);
855 				if (!new_socket_id((uint8_t)n)) {
856 					socket_num = (uint8_t)n;
857 				} else {
858 					print_invalid_socket_id_error();
859 					rte_exit(EXIT_FAILURE,
860 						"Invalid socket id");
861 				}
862 			}
863 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
864 				n = atoi(optarg);
865 				if (n > 0 && n <= 0xFFFF)
866 					mbuf_data_size = (uint16_t) n;
867 				else
868 					rte_exit(EXIT_FAILURE,
869 						 "mbuf-size should be > 0 and < 65536\n");
870 			}
871 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
872 				n = atoi(optarg);
873 				if (n > 1024)
874 					param_total_num_mbufs = (unsigned)n;
875 				else
876 					rte_exit(EXIT_FAILURE,
877 						 "total-num-mbufs should be > 1024\n");
878 			}
879 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
880 				n = atoi(optarg);
881 				if (n >= RTE_ETHER_MIN_LEN) {
882 					rx_mode.max_rx_pkt_len = (uint32_t) n;
883 					if (n > RTE_ETHER_MAX_LEN)
884 						rx_offloads |=
885 							DEV_RX_OFFLOAD_JUMBO_FRAME;
886 				} else
887 					rte_exit(EXIT_FAILURE,
888 						 "Invalid max-pkt-len=%d - should be > %d\n",
889 						 n, RTE_ETHER_MIN_LEN);
890 			}
891 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
892 				if (!strcmp(optarg, "signature"))
893 					fdir_conf.mode =
894 						RTE_FDIR_MODE_SIGNATURE;
895 				else if (!strcmp(optarg, "perfect"))
896 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
897 				else if (!strcmp(optarg, "perfect-mac-vlan"))
898 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
899 				else if (!strcmp(optarg, "perfect-tunnel"))
900 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
901 				else if (!strcmp(optarg, "none"))
902 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
903 				else
904 					rte_exit(EXIT_FAILURE,
905 						 "pkt-mode-invalid %s invalid - must be: "
906 						 "none, signature, perfect, perfect-mac-vlan"
907 						 " or perfect-tunnel\n",
908 						 optarg);
909 			}
910 			if (!strcmp(lgopts[opt_idx].name,
911 				    "pkt-filter-report-hash")) {
912 				if (!strcmp(optarg, "none"))
913 					fdir_conf.status =
914 						RTE_FDIR_NO_REPORT_STATUS;
915 				else if (!strcmp(optarg, "match"))
916 					fdir_conf.status =
917 						RTE_FDIR_REPORT_STATUS;
918 				else if (!strcmp(optarg, "always"))
919 					fdir_conf.status =
920 						RTE_FDIR_REPORT_STATUS_ALWAYS;
921 				else
922 					rte_exit(EXIT_FAILURE,
923 						 "pkt-filter-report-hash %s invalid "
924 						 "- must be: none or match or always\n",
925 						 optarg);
926 			}
927 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
928 				if (!strcmp(optarg, "64K"))
929 					fdir_conf.pballoc =
930 						RTE_FDIR_PBALLOC_64K;
931 				else if (!strcmp(optarg, "128K"))
932 					fdir_conf.pballoc =
933 						RTE_FDIR_PBALLOC_128K;
934 				else if (!strcmp(optarg, "256K"))
935 					fdir_conf.pballoc =
936 						RTE_FDIR_PBALLOC_256K;
937 				else
938 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
939 						 " must be: 64K or 128K or 256K\n",
940 						 optarg);
941 			}
942 			if (!strcmp(lgopts[opt_idx].name,
943 				    "pkt-filter-drop-queue")) {
944 				n = atoi(optarg);
945 				if (n >= 0)
946 					fdir_conf.drop_queue = (uint8_t) n;
947 				else
948 					rte_exit(EXIT_FAILURE,
949 						 "drop queue %d invalid - must"
950 						 "be >= 0 \n", n);
951 			}
952 #ifdef RTE_LIBRTE_LATENCY_STATS
953 			if (!strcmp(lgopts[opt_idx].name,
954 				    "latencystats")) {
955 				n = atoi(optarg);
956 				if (n >= 0) {
957 					latencystats_lcore_id = (lcoreid_t) n;
958 					latencystats_enabled = 1;
959 				} else
960 					rte_exit(EXIT_FAILURE,
961 						 "invalid lcore id %d for latencystats"
962 						 " must be >= 0\n", n);
963 			}
964 #endif
965 #ifdef RTE_LIBRTE_BITRATE
966 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
967 				n = atoi(optarg);
968 				if (n >= 0) {
969 					bitrate_lcore_id = (lcoreid_t) n;
970 					bitrate_enabled = 1;
971 				} else
972 					rte_exit(EXIT_FAILURE,
973 						 "invalid lcore id %d for bitrate stats"
974 						 " must be >= 0\n", n);
975 			}
976 #endif
977 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
978 				rx_offloads |= DEV_RX_OFFLOAD_KEEP_CRC;
979 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
980 				rx_offloads |= DEV_RX_OFFLOAD_TCP_LRO;
981 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
982 				rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
983 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
984 				rx_offloads |= DEV_RX_OFFLOAD_CHECKSUM;
985 			if (!strcmp(lgopts[opt_idx].name,
986 					"enable-rx-timestamp"))
987 				rx_offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
988 			if (!strcmp(lgopts[opt_idx].name, "enable-hw-vlan"))
989 				rx_offloads |= DEV_RX_OFFLOAD_VLAN;
990 
991 			if (!strcmp(lgopts[opt_idx].name,
992 					"enable-hw-vlan-filter"))
993 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
994 
995 			if (!strcmp(lgopts[opt_idx].name,
996 					"enable-hw-vlan-strip"))
997 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
998 
999 			if (!strcmp(lgopts[opt_idx].name,
1000 					"enable-hw-vlan-extend"))
1001 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
1002 
1003 			if (!strcmp(lgopts[opt_idx].name,
1004 					"enable-hw-qinq-strip"))
1005 				rx_offloads |= DEV_RX_OFFLOAD_QINQ_STRIP;
1006 
1007 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
1008 				rx_drop_en = 1;
1009 
1010 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
1011 				rss_hf = 0;
1012 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
1013 				if (!strcmp(optarg, "paired"))
1014 					port_topology = PORT_TOPOLOGY_PAIRED;
1015 				else if (!strcmp(optarg, "chained"))
1016 					port_topology = PORT_TOPOLOGY_CHAINED;
1017 				else if (!strcmp(optarg, "loop"))
1018 					port_topology = PORT_TOPOLOGY_LOOP;
1019 				else
1020 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
1021 						 " must be: paired, chained or loop\n",
1022 						 optarg);
1023 			}
1024 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
1025 				set_pkt_forwarding_mode(optarg);
1026 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
1027 				rss_hf = ETH_RSS_IP;
1028 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
1029 				rss_hf = ETH_RSS_UDP;
1030 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
1031 				n = atoi(optarg);
1032 				if (n >= 0 && check_nb_rxq((queueid_t)n) == 0)
1033 					nb_rxq = (queueid_t) n;
1034 				else
1035 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
1036 						  " >= 0 && <= %u\n", n,
1037 						  get_allowed_max_nb_rxq(&pid));
1038 			}
1039 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
1040 				n = atoi(optarg);
1041 				if (n >= 0 && check_nb_txq((queueid_t)n) == 0)
1042 					nb_txq = (queueid_t) n;
1043 				else
1044 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
1045 						  " >= 0 && <= %u\n", n,
1046 						  get_allowed_max_nb_txq(&pid));
1047 			}
1048 			if (!nb_rxq && !nb_txq) {
1049 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
1050 						"be non-zero\n");
1051 			}
1052 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
1053 				n = atoi(optarg);
1054 				if (n == 0) {
1055 					/* A burst size of zero means that the
1056 					 * PMD should be queried for
1057 					 * recommended Rx burst size. Since
1058 					 * testpmd uses a single size for all
1059 					 * ports, port 0 is queried for the
1060 					 * value, on the assumption that all
1061 					 * ports are of the same NIC model.
1062 					 */
1063 					ret = eth_dev_info_get_print_err(
1064 								0,
1065 								&dev_info);
1066 					if (ret != 0)
1067 						return;
1068 
1069 					rec_nb_pkts = dev_info
1070 						.default_rxportconf.burst_size;
1071 
1072 					if (rec_nb_pkts == 0)
1073 						rte_exit(EXIT_FAILURE,
1074 							"PMD does not recommend a burst size. "
1075 							"Provided value must be between "
1076 							"1 and %d\n", MAX_PKT_BURST);
1077 					else if (rec_nb_pkts > MAX_PKT_BURST)
1078 						rte_exit(EXIT_FAILURE,
1079 							"PMD recommended burst size of %d"
1080 							" exceeds maximum value of %d\n",
1081 							rec_nb_pkts, MAX_PKT_BURST);
1082 					printf("Using PMD-provided burst value of %d\n",
1083 						rec_nb_pkts);
1084 					nb_pkt_per_burst = rec_nb_pkts;
1085 				} else if (n > MAX_PKT_BURST)
1086 					rte_exit(EXIT_FAILURE,
1087 						"burst must be between1 and %d\n",
1088 						MAX_PKT_BURST);
1089 				else
1090 					nb_pkt_per_burst = (uint16_t) n;
1091 			}
1092 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
1093 				n = atoi(optarg);
1094 				if ((n >= 0) &&
1095 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
1096 					mb_mempool_cache = (uint16_t) n;
1097 				else
1098 					rte_exit(EXIT_FAILURE,
1099 						 "mbcache must be >= 0 and <= %d\n",
1100 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
1101 			}
1102 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
1103 				n = atoi(optarg);
1104 				if (n >= 0)
1105 					tx_free_thresh = (int16_t)n;
1106 				else
1107 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
1108 			}
1109 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
1110 				n = atoi(optarg);
1111 				if (n >= 0)
1112 					tx_rs_thresh = (int16_t)n;
1113 				else
1114 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
1115 			}
1116 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1117 				n = atoi(optarg);
1118 				if (n > 0) {
1119 					if (rx_free_thresh >= n)
1120 						rte_exit(EXIT_FAILURE,
1121 							 "rxd must be > "
1122 							 "rx_free_thresh(%d)\n",
1123 							 (int)rx_free_thresh);
1124 					else
1125 						nb_rxd = (uint16_t) n;
1126 				} else
1127 					rte_exit(EXIT_FAILURE,
1128 						 "rxd(%d) invalid - must be > 0\n",
1129 						 n);
1130 			}
1131 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
1132 				n = atoi(optarg);
1133 				if (n > 0)
1134 					nb_txd = (uint16_t) n;
1135 				else
1136 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1137 			}
1138 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1139 				n = atoi(optarg);
1140 				if (n >= 0)
1141 					tx_pthresh = (int8_t)n;
1142 				else
1143 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1144 			}
1145 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1146 				n = atoi(optarg);
1147 				if (n >= 0)
1148 					tx_hthresh = (int8_t)n;
1149 				else
1150 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1151 			}
1152 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1153 				n = atoi(optarg);
1154 				if (n >= 0)
1155 					tx_wthresh = (int8_t)n;
1156 				else
1157 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1158 			}
1159 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1160 				n = atoi(optarg);
1161 				if (n >= 0)
1162 					rx_pthresh = (int8_t)n;
1163 				else
1164 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1165 			}
1166 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1167 				n = atoi(optarg);
1168 				if (n >= 0)
1169 					rx_hthresh = (int8_t)n;
1170 				else
1171 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1172 			}
1173 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1174 				n = atoi(optarg);
1175 				if (n >= 0)
1176 					rx_wthresh = (int8_t)n;
1177 				else
1178 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1179 			}
1180 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1181 				n = atoi(optarg);
1182 				if (n >= 0)
1183 					rx_free_thresh = (int16_t)n;
1184 				else
1185 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1186 			}
1187 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1188 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1189 					rte_exit(EXIT_FAILURE,
1190 						 "invalid TX queue statistics mapping config entered\n");
1191 				}
1192 			}
1193 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1194 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1195 					rte_exit(EXIT_FAILURE,
1196 						 "invalid RX queue statistics mapping config entered\n");
1197 				}
1198 			}
1199 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1200 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1201 				unsigned int nb_segs;
1202 
1203 				nb_segs = parse_item_list(optarg, "txpkt segments",
1204 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1205 				if (nb_segs > 0)
1206 					set_tx_pkt_segments(seg_lengths, nb_segs);
1207 				else
1208 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1209 			}
1210 			if (!strcmp(lgopts[opt_idx].name, "txonly-multi-flow"))
1211 				txonly_multi_flow = 1;
1212 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1213 				no_flush_rx = 1;
1214 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1215 				no_link_check = 1;
1216 			if (!strcmp(lgopts[opt_idx].name, "disable-device-start"))
1217 				no_device_start = 1;
1218 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1219 				lsc_interrupt = 0;
1220 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1221 				rmv_interrupt = 0;
1222 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1223 				flow_isolate_all = 1;
1224 			if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
1225 				char *end = NULL;
1226 				n = strtoull(optarg, &end, 16);
1227 				if (n >= 0)
1228 					tx_offloads = (uint64_t)n;
1229 				else
1230 					rte_exit(EXIT_FAILURE,
1231 						 "tx-offloads must be >= 0\n");
1232 			}
1233 
1234 			if (!strcmp(lgopts[opt_idx].name, "rx-offloads")) {
1235 				char *end = NULL;
1236 				n = strtoull(optarg, &end, 16);
1237 				if (n >= 0)
1238 					rx_offloads = (uint64_t)n;
1239 				else
1240 					rte_exit(EXIT_FAILURE,
1241 						 "rx-offloads must be >= 0\n");
1242 			}
1243 
1244 			if (!strcmp(lgopts[opt_idx].name, "vxlan-gpe-port")) {
1245 				n = atoi(optarg);
1246 				if (n >= 0)
1247 					vxlan_gpe_udp_port = (uint16_t)n;
1248 				else
1249 					rte_exit(EXIT_FAILURE,
1250 						 "vxlan-gpe-port must be >= 0\n");
1251 			}
1252 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1253 				if (parse_event_printing_config(optarg, 1)) {
1254 					rte_exit(EXIT_FAILURE,
1255 						 "invalid print-event argument\n");
1256 				}
1257 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1258 				if (parse_event_printing_config(optarg, 0)) {
1259 					rte_exit(EXIT_FAILURE,
1260 						 "invalid mask-event argument\n");
1261 				}
1262 			if (!strcmp(lgopts[opt_idx].name, "hot-plug"))
1263 				hot_plug = 1;
1264 			if (!strcmp(lgopts[opt_idx].name, "mlockall"))
1265 				do_mlockall = 1;
1266 			if (!strcmp(lgopts[opt_idx].name, "no-mlockall"))
1267 				do_mlockall = 0;
1268 			if (!strcmp(lgopts[opt_idx].name,
1269 				    "noisy-tx-sw-buffer-size")) {
1270 				n = atoi(optarg);
1271 				if (n >= 0)
1272 					noisy_tx_sw_bufsz = n;
1273 				else
1274 					rte_exit(EXIT_FAILURE,
1275 						"noisy-tx-sw-buffer-size must be >= 0\n");
1276 			}
1277 			if (!strcmp(lgopts[opt_idx].name,
1278 				    "noisy-tx-sw-buffer-flushtime")) {
1279 				n = atoi(optarg);
1280 				if (n >= 0)
1281 					noisy_tx_sw_buf_flush_time = n;
1282 				else
1283 					rte_exit(EXIT_FAILURE,
1284 						 "noisy-tx-sw-buffer-flushtime must be >= 0\n");
1285 			}
1286 			if (!strcmp(lgopts[opt_idx].name,
1287 				    "noisy-lkup-memory")) {
1288 				n = atoi(optarg);
1289 				if (n >= 0)
1290 					noisy_lkup_mem_sz = n;
1291 				else
1292 					rte_exit(EXIT_FAILURE,
1293 						 "noisy-lkup-memory must be >= 0\n");
1294 			}
1295 			if (!strcmp(lgopts[opt_idx].name,
1296 				    "noisy-lkup-num-writes")) {
1297 				n = atoi(optarg);
1298 				if (n >= 0)
1299 					noisy_lkup_num_writes = n;
1300 				else
1301 					rte_exit(EXIT_FAILURE,
1302 						 "noisy-lkup-num-writes must be >= 0\n");
1303 			}
1304 			if (!strcmp(lgopts[opt_idx].name,
1305 				    "noisy-lkup-num-reads")) {
1306 				n = atoi(optarg);
1307 				if (n >= 0)
1308 					noisy_lkup_num_reads = n;
1309 				else
1310 					rte_exit(EXIT_FAILURE,
1311 						 "noisy-lkup-num-reads must be >= 0\n");
1312 			}
1313 			if (!strcmp(lgopts[opt_idx].name,
1314 				    "noisy-lkup-num-reads-writes")) {
1315 				n = atoi(optarg);
1316 				if (n >= 0)
1317 					noisy_lkup_num_reads_writes = n;
1318 				else
1319 					rte_exit(EXIT_FAILURE,
1320 						 "noisy-lkup-num-reads-writes must be >= 0\n");
1321 			}
1322 			if (!strcmp(lgopts[opt_idx].name, "no-iova-contig"))
1323 				mempool_flags = MEMPOOL_F_NO_IOVA_CONTIG;
1324 			break;
1325 		case 'h':
1326 			usage(argv[0]);
1327 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1328 			break;
1329 		default:
1330 			usage(argv[0]);
1331 			rte_exit(EXIT_FAILURE,
1332 				 "Command line is incomplete or incorrect\n");
1333 			break;
1334 		}
1335 	}
1336 
1337 	/* Set offload configuration from command line parameters. */
1338 	rx_mode.offloads = rx_offloads;
1339 	tx_mode.offloads = tx_offloads;
1340 
1341 	if (mempool_flags & MEMPOOL_F_NO_IOVA_CONTIG &&
1342 	    mp_alloc_type != MP_ALLOC_ANON) {
1343 		TESTPMD_LOG(WARNING, "cannot use no-iova-contig without "
1344 				  "mp-alloc=anon. mempool no-iova-contig is "
1345 				  "ignored\n");
1346 		mempool_flags = 0;
1347 	}
1348 }
1349