xref: /dpdk/app/test-pmd/parameters.c (revision c39d1e082a4b426e915074ce30eb6f410ee2654a)
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= | --vxlan-gpe-port= ]\n",
72 	       progname);
73 #ifdef RTE_LIBRTE_CMDLINE
74 	printf("  --interactive: run in interactive mode.\n");
75 	printf("  --cmdline-file: execute cli commands before startup.\n");
76 #endif
77 	printf("  --auto-start: start forwarding on init "
78 	       "[always when non-interactive].\n");
79 	printf("  --help: display this message and quit.\n");
80 	printf("  --tx-first: start forwarding sending a burst first "
81 	       "(only if interactive is disabled).\n");
82 	printf("  --stats-period=PERIOD: statistics will be shown "
83 	       "every PERIOD seconds (only if interactive is disabled).\n");
84 	printf("  --nb-cores=N: set the number of forwarding cores "
85 	       "(1 <= N <= %d).\n", nb_lcores);
86 	printf("  --nb-ports=N: set the number of forwarding ports "
87 	       "(1 <= N <= %d).\n", nb_ports);
88 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
89 	       "the packet forwarding test. The master lcore is reserved for "
90 	       "command line parsing only, and cannot be masked on for "
91 	       "packet forwarding.\n");
92 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
93 	       "by the packet forwarding test.\n");
94 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
95 	       "RX memory buffers (mbufs).\n");
96 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
97 	       "specify the socket on which the memory pool "
98 	       "used by the port will be allocated.\n");
99 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
100 	       "specify the socket on which the TX/RX rings for "
101 	       "the port will be allocated "
102 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
103 	printf("  --socket-num=N: set socket from which all memory is allocated "
104 	       "in NUMA mode.\n");
105 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
106 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
107 	       "in mbuf pools.\n");
108 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
109 #ifdef RTE_LIBRTE_CMDLINE
110 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
111 	       "of peer ports.\n");
112 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
113 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
114 #endif
115 	printf("  --pkt-filter-mode=N: set Flow Director mode "
116 	       "(N: none (default mode) or signature or perfect).\n");
117 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
118 	       "(N: none  or match (default) or always).\n");
119 	printf("  --pkt-filter-size=N: set Flow Director mode "
120 	       "(N: 64K (default mode) or 128K or 256K).\n");
121 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
122 	       "In perfect mode, when you add a rule with queue = -1 "
123 	       "the packet will be enqueued into the rx drop-queue. "
124 	       "If the drop-queue doesn't exist, the packet is dropped. "
125 	       "By default drop-queue=127.\n");
126 #ifdef RTE_LIBRTE_LATENCY_STATS
127 	printf("  --latencystats=N: enable latency and jitter statistcs "
128 	       "monitoring on forwarding lcore id N.\n");
129 #endif
130 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
131 	printf("  --enable-lro: enable large receive offload.\n");
132 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
133 	printf("  --enable-rx-timestamp: enable rx hardware timestamp offload.\n");
134 	printf("  --enable-hw-vlan: enable hardware vlan.\n");
135 	printf("  --enable-hw-vlan-filter: enable hardware vlan filter.\n");
136 	printf("  --enable-hw-vlan-strip: enable hardware vlan strip.\n");
137 	printf("  --enable-hw-vlan-extend: enable hardware vlan extend.\n");
138 	printf("  --enable-drop-en: enable per queue packet drop.\n");
139 	printf("  --disable-rss: disable rss.\n");
140 	printf("  --port-topology=N: set port topology (N: paired (default) or "
141 	       "chained).\n");
142 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
143 	       list_pkt_forwarding_modes());
144 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
145 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
146 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
147 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
148 	printf("  --txq=N: set the number of TX queues per port to N.\n");
149 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
150 	printf("  --burst=N: set the number of packets per burst to N.\n");
151 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
152 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
153 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
154 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
155 	       "(0 <= N < value of rxd).\n");
156 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
157 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
158 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
159 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
160 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
161 	       "(0 <= N <= value of txd).\n");
162 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
163 	       "(0 <= N <= value of txd).\n");
164 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
165 	       "tx queues statistics counters mapping "
166 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
167 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
168 	       "rx queues statistics counters mapping "
169 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
170 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
171 	       " Used mainly with PCAP drivers.\n");
172 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
173 		" or total packet length.\n");
174 	printf("  --txonly-multi-flow: generate multiple flows in txonly mode\n");
175 	printf("  --disable-link-check: disable check on link status when "
176 	       "starting/stopping ports.\n");
177 	printf("  --disable-device-start: do not automatically start port\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 	printf("  --mp-alloc <native|anon|xmem|xmemhuge>: mempool allocation method.\n"
194 	       "    native: use regular DPDK memory to create and populate mempool\n"
195 	       "    anon: use regular DPDK memory to create and anonymous memory to populate mempool\n"
196 	       "    xmem: use anonymous memory to create and populate mempool\n"
197 	       "    xmemhuge: use anonymous hugepage memory to create and populate mempool\n");
198 	printf("  --noisy-tx-sw-buffer-size=N: size of FIFO buffer\n");
199 	printf("  --noisy-tx-sw-buffer-flushtime=N: flush FIFO after N ms\n");
200 	printf("  --noisy-lkup-memory=N: allocate N MB of VNF memory\n");
201 	printf("  --noisy-lkup-num-writes=N: do N random writes per packet\n");
202 	printf("  --noisy-lkup-num-reads=N: do N random reads per packet\n");
203 	printf("  --noisy-lkup-num-writes=N: do N random reads and writes per packet\n");
204 	printf("  --no-iova-contig: mempool memory can be IOVA non contiguous. "
205 	       "valid only with --mp-alloc=anon\n");
206 }
207 
208 #ifdef RTE_LIBRTE_CMDLINE
209 static int
210 init_peer_eth_addrs(char *config_filename)
211 {
212 	FILE *config_file;
213 	portid_t i;
214 	char buf[50];
215 
216 	config_file = fopen(config_filename, "r");
217 	if (config_file == NULL) {
218 		perror("Failed to open eth config file\n");
219 		return -1;
220 	}
221 
222 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
223 
224 		if (fgets(buf, sizeof(buf), config_file) == NULL)
225 			break;
226 
227 		if (rte_ether_unformat_addr(buf, &peer_eth_addrs[i]) < 0) {
228 			printf("Bad MAC address format on line %d\n", i+1);
229 			fclose(config_file);
230 			return -1;
231 		}
232 	}
233 	fclose(config_file);
234 	nb_peer_eth_addrs = (portid_t) i;
235 	return 0;
236 }
237 #endif
238 
239 /*
240  * Parse the coremask given as argument (hexadecimal string) and set
241  * the global configuration of forwarding cores.
242  */
243 static void
244 parse_fwd_coremask(const char *coremask)
245 {
246 	char *end;
247 	unsigned long long int cm;
248 
249 	/* parse hexadecimal string */
250 	end = NULL;
251 	cm = strtoull(coremask, &end, 16);
252 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
253 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
254 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
255 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
256 }
257 
258 /*
259  * Parse the coremask given as argument (hexadecimal string) and set
260  * the global configuration of forwarding cores.
261  */
262 static void
263 parse_fwd_portmask(const char *portmask)
264 {
265 	char *end;
266 	unsigned long long int pm;
267 
268 	/* parse hexadecimal string */
269 	end = NULL;
270 	pm = strtoull(portmask, &end, 16);
271 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
272 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
273 	else
274 		set_fwd_ports_mask((uint64_t) pm);
275 }
276 
277 
278 static int
279 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
280 {
281 	char s[256];
282 	const char *p, *p0 = q_arg;
283 	char *end;
284 	enum fieldnames {
285 		FLD_PORT = 0,
286 		FLD_QUEUE,
287 		FLD_STATS_COUNTER,
288 		_NUM_FLD
289 	};
290 	unsigned long int_fld[_NUM_FLD];
291 	char *str_fld[_NUM_FLD];
292 	int i;
293 	unsigned size;
294 
295 	/* reset from value set at definition */
296 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
297 
298 	while ((p = strchr(p0,'(')) != NULL) {
299 		++p;
300 		if((p0 = strchr(p,')')) == NULL)
301 			return -1;
302 
303 		size = p0 - p;
304 		if(size >= sizeof(s))
305 			return -1;
306 
307 		snprintf(s, sizeof(s), "%.*s", size, p);
308 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
309 			return -1;
310 		for (i = 0; i < _NUM_FLD; i++){
311 			errno = 0;
312 			int_fld[i] = strtoul(str_fld[i], &end, 0);
313 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
314 				return -1;
315 		}
316 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
317 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
318 			printf("Stats counter not in the correct range 0..%d\n",
319 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
320 			return -1;
321 		}
322 
323 		if (!is_rx) {
324 			if ((nb_tx_queue_stats_mappings >=
325 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
326 				printf("exceeded max number of TX queue "
327 						"statistics mappings: %hu\n",
328 						nb_tx_queue_stats_mappings);
329 				return -1;
330 			}
331 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
332 				(uint8_t)int_fld[FLD_PORT];
333 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
334 				(uint8_t)int_fld[FLD_QUEUE];
335 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
336 				(uint8_t)int_fld[FLD_STATS_COUNTER];
337 			++nb_tx_queue_stats_mappings;
338 		}
339 		else {
340 			if ((nb_rx_queue_stats_mappings >=
341 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
342 				printf("exceeded max number of RX queue "
343 						"statistics mappings: %hu\n",
344 						nb_rx_queue_stats_mappings);
345 				return -1;
346 			}
347 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
348 				(uint8_t)int_fld[FLD_PORT];
349 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
350 				(uint8_t)int_fld[FLD_QUEUE];
351 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
352 				(uint8_t)int_fld[FLD_STATS_COUNTER];
353 			++nb_rx_queue_stats_mappings;
354 		}
355 
356 	}
357 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
358 /* than to the default array (that was set at its definition) */
359 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
360 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
361 	return 0;
362 }
363 
364 static void
365 print_invalid_socket_id_error(void)
366 {
367 	unsigned int i = 0;
368 
369 	printf("Invalid socket id, options are: ");
370 	for (i = 0; i < num_sockets; i++) {
371 		printf("%u%s", socket_ids[i],
372 		      (i == num_sockets - 1) ? "\n" : ",");
373 	}
374 }
375 
376 static int
377 parse_portnuma_config(const char *q_arg)
378 {
379 	char s[256];
380 	const char *p, *p0 = q_arg;
381 	char *end;
382 	uint8_t i, socket_id;
383 	portid_t port_id;
384 	unsigned size;
385 	enum fieldnames {
386 		FLD_PORT = 0,
387 		FLD_SOCKET,
388 		_NUM_FLD
389 	};
390 	unsigned long int_fld[_NUM_FLD];
391 	char *str_fld[_NUM_FLD];
392 
393 	/* reset from value set at definition */
394 	while ((p = strchr(p0,'(')) != NULL) {
395 		++p;
396 		if((p0 = strchr(p,')')) == NULL)
397 			return -1;
398 
399 		size = p0 - p;
400 		if(size >= sizeof(s))
401 			return -1;
402 
403 		snprintf(s, sizeof(s), "%.*s", size, p);
404 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
405 			return -1;
406 		for (i = 0; i < _NUM_FLD; i++) {
407 			errno = 0;
408 			int_fld[i] = strtoul(str_fld[i], &end, 0);
409 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
410 				return -1;
411 		}
412 		port_id = (portid_t)int_fld[FLD_PORT];
413 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
414 			port_id == (portid_t)RTE_PORT_ALL) {
415 			print_valid_ports();
416 			return -1;
417 		}
418 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
419 		if (new_socket_id(socket_id)) {
420 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
421 				print_invalid_socket_id_error();
422 				return -1;
423 			}
424 			socket_ids[num_sockets++] = socket_id;
425 		}
426 		port_numa[port_id] = socket_id;
427 	}
428 
429 	return 0;
430 }
431 
432 static int
433 parse_ringnuma_config(const char *q_arg)
434 {
435 	char s[256];
436 	const char *p, *p0 = q_arg;
437 	char *end;
438 	uint8_t i, ring_flag, socket_id;
439 	portid_t port_id;
440 	unsigned size;
441 	enum fieldnames {
442 		FLD_PORT = 0,
443 		FLD_FLAG,
444 		FLD_SOCKET,
445 		_NUM_FLD
446 	};
447 	unsigned long int_fld[_NUM_FLD];
448 	char *str_fld[_NUM_FLD];
449 	#define RX_RING_ONLY 0x1
450 	#define TX_RING_ONLY 0x2
451 	#define RXTX_RING    0x3
452 
453 	/* reset from value set at definition */
454 	while ((p = strchr(p0,'(')) != NULL) {
455 		++p;
456 		if((p0 = strchr(p,')')) == NULL)
457 			return -1;
458 
459 		size = p0 - p;
460 		if(size >= sizeof(s))
461 			return -1;
462 
463 		snprintf(s, sizeof(s), "%.*s", size, p);
464 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
465 			return -1;
466 		for (i = 0; i < _NUM_FLD; i++) {
467 			errno = 0;
468 			int_fld[i] = strtoul(str_fld[i], &end, 0);
469 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
470 				return -1;
471 		}
472 		port_id = (portid_t)int_fld[FLD_PORT];
473 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
474 			port_id == (portid_t)RTE_PORT_ALL) {
475 			print_valid_ports();
476 			return -1;
477 		}
478 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
479 		if (new_socket_id(socket_id)) {
480 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
481 				print_invalid_socket_id_error();
482 				return -1;
483 			}
484 			socket_ids[num_sockets++] = socket_id;
485 		}
486 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
487 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
488 			printf("Invalid ring-flag=%d config for port =%d\n",
489 				ring_flag,port_id);
490 			return -1;
491 		}
492 
493 		switch (ring_flag & RXTX_RING) {
494 		case RX_RING_ONLY:
495 			rxring_numa[port_id] = socket_id;
496 			break;
497 		case TX_RING_ONLY:
498 			txring_numa[port_id] = socket_id;
499 			break;
500 		case RXTX_RING:
501 			rxring_numa[port_id] = socket_id;
502 			txring_numa[port_id] = socket_id;
503 			break;
504 		default:
505 			printf("Invalid ring-flag=%d config for port=%d\n",
506 				ring_flag,port_id);
507 			break;
508 		}
509 	}
510 
511 	return 0;
512 }
513 
514 static int
515 parse_event_printing_config(const char *optarg, int enable)
516 {
517 	uint32_t mask = 0;
518 
519 	if (!strcmp(optarg, "unknown"))
520 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
521 	else if (!strcmp(optarg, "intr_lsc"))
522 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
523 	else if (!strcmp(optarg, "queue_state"))
524 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
525 	else if (!strcmp(optarg, "intr_reset"))
526 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
527 	else if (!strcmp(optarg, "vf_mbox"))
528 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
529 	else if (!strcmp(optarg, "ipsec"))
530 		mask = UINT32_C(1) << RTE_ETH_EVENT_IPSEC;
531 	else if (!strcmp(optarg, "macsec"))
532 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
533 	else if (!strcmp(optarg, "intr_rmv"))
534 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
535 	else if (!strcmp(optarg, "dev_probed"))
536 		mask = UINT32_C(1) << RTE_ETH_EVENT_NEW;
537 	else if (!strcmp(optarg, "dev_released"))
538 		mask = UINT32_C(1) << RTE_ETH_EVENT_DESTROY;
539 	else if (!strcmp(optarg, "all"))
540 		mask = ~UINT32_C(0);
541 	else {
542 		fprintf(stderr, "Invalid event: %s\n", optarg);
543 		return -1;
544 	}
545 	if (enable)
546 		event_print_mask |= mask;
547 	else
548 		event_print_mask &= ~mask;
549 	return 0;
550 }
551 
552 void
553 launch_args_parse(int argc, char** argv)
554 {
555 	int n, opt;
556 	char **argvopt;
557 	int opt_idx;
558 	portid_t pid;
559 	enum { TX, RX };
560 	/* Default offloads for all ports. */
561 	uint64_t rx_offloads = rx_mode.offloads;
562 	uint64_t tx_offloads = tx_mode.offloads;
563 	struct rte_eth_dev_info dev_info;
564 	uint16_t rec_nb_pkts;
565 	int ret;
566 
567 	static struct option lgopts[] = {
568 		{ "help",			0, 0, 0 },
569 #ifdef RTE_LIBRTE_CMDLINE
570 		{ "interactive",		0, 0, 0 },
571 		{ "cmdline-file",		1, 0, 0 },
572 		{ "auto-start",			0, 0, 0 },
573 		{ "eth-peers-configfile",	1, 0, 0 },
574 		{ "eth-peer",			1, 0, 0 },
575 #endif
576 		{ "tx-first",			0, 0, 0 },
577 		{ "stats-period",		1, 0, 0 },
578 		{ "ports",			1, 0, 0 },
579 		{ "nb-cores",			1, 0, 0 },
580 		{ "nb-ports",			1, 0, 0 },
581 		{ "coremask",			1, 0, 0 },
582 		{ "portmask",			1, 0, 0 },
583 		{ "numa",			0, 0, 0 },
584 		{ "no-numa",			0, 0, 0 },
585 		{ "mp-anon",			0, 0, 0 },
586 		{ "port-numa-config",           1, 0, 0 },
587 		{ "ring-numa-config",           1, 0, 0 },
588 		{ "socket-num",			1, 0, 0 },
589 		{ "mbuf-size",			1, 0, 0 },
590 		{ "total-num-mbufs",		1, 0, 0 },
591 		{ "max-pkt-len",		1, 0, 0 },
592 		{ "pkt-filter-mode",            1, 0, 0 },
593 		{ "pkt-filter-report-hash",     1, 0, 0 },
594 		{ "pkt-filter-size",            1, 0, 0 },
595 		{ "pkt-filter-drop-queue",      1, 0, 0 },
596 #ifdef RTE_LIBRTE_LATENCY_STATS
597 		{ "latencystats",               1, 0, 0 },
598 #endif
599 #ifdef RTE_LIBRTE_BITRATE
600 		{ "bitrate-stats",              1, 0, 0 },
601 #endif
602 		{ "disable-crc-strip",          0, 0, 0 },
603 		{ "enable-lro",                 0, 0, 0 },
604 		{ "enable-rx-cksum",            0, 0, 0 },
605 		{ "enable-rx-timestamp",        0, 0, 0 },
606 		{ "enable-scatter",             0, 0, 0 },
607 		{ "enable-hw-vlan",             0, 0, 0 },
608 		{ "enable-hw-vlan-filter",      0, 0, 0 },
609 		{ "enable-hw-vlan-strip",       0, 0, 0 },
610 		{ "enable-hw-vlan-extend",      0, 0, 0 },
611 		{ "enable-drop-en",            0, 0, 0 },
612 		{ "disable-rss",                0, 0, 0 },
613 		{ "port-topology",              1, 0, 0 },
614 		{ "forward-mode",               1, 0, 0 },
615 		{ "rss-ip",			0, 0, 0 },
616 		{ "rss-udp",			0, 0, 0 },
617 		{ "rxq",			1, 0, 0 },
618 		{ "txq",			1, 0, 0 },
619 		{ "rxd",			1, 0, 0 },
620 		{ "txd",			1, 0, 0 },
621 		{ "burst",			1, 0, 0 },
622 		{ "mbcache",			1, 0, 0 },
623 		{ "txpt",			1, 0, 0 },
624 		{ "txht",			1, 0, 0 },
625 		{ "txwt",			1, 0, 0 },
626 		{ "txfreet",			1, 0, 0 },
627 		{ "txrst",			1, 0, 0 },
628 		{ "rxpt",			1, 0, 0 },
629 		{ "rxht",			1, 0, 0 },
630 		{ "rxwt",			1, 0, 0 },
631 		{ "rxfreet",                    1, 0, 0 },
632 		{ "tx-queue-stats-mapping",	1, 0, 0 },
633 		{ "rx-queue-stats-mapping",	1, 0, 0 },
634 		{ "no-flush-rx",	0, 0, 0 },
635 		{ "flow-isolate-all",	        0, 0, 0 },
636 		{ "txpkts",			1, 0, 0 },
637 		{ "txonly-multi-flow",		0, 0, 0 },
638 		{ "disable-link-check",		0, 0, 0 },
639 		{ "disable-device-start",	0, 0, 0 },
640 		{ "no-lsc-interrupt",		0, 0, 0 },
641 		{ "no-rmv-interrupt",		0, 0, 0 },
642 		{ "print-event",		1, 0, 0 },
643 		{ "mask-event",			1, 0, 0 },
644 		{ "tx-offloads",		1, 0, 0 },
645 		{ "hot-plug",			0, 0, 0 },
646 		{ "vxlan-gpe-port",		1, 0, 0 },
647 		{ "mlockall",			0, 0, 0 },
648 		{ "no-mlockall",		0, 0, 0 },
649 		{ "mp-alloc",			1, 0, 0 },
650 		{ "tx-ip",			1, 0, 0 },
651 		{ "tx-udp",			1, 0, 0 },
652 		{ "noisy-tx-sw-buffer-size",	1, 0, 0 },
653 		{ "noisy-tx-sw-buffer-flushtime", 1, 0, 0 },
654 		{ "noisy-lkup-memory",		1, 0, 0 },
655 		{ "noisy-lkup-num-writes",	1, 0, 0 },
656 		{ "noisy-lkup-num-reads",	1, 0, 0 },
657 		{ "noisy-lkup-num-reads-writes", 1, 0, 0 },
658 		{ "no-iova-contig",             0, 0, 0 },
659 		{ 0, 0, 0, 0 },
660 	};
661 
662 	argvopt = argv;
663 
664 #ifdef RTE_LIBRTE_CMDLINE
665 #define SHORTOPTS "i"
666 #else
667 #define SHORTOPTS ""
668 #endif
669 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
670 				 lgopts, &opt_idx)) != EOF) {
671 		switch (opt) {
672 #ifdef RTE_LIBRTE_CMDLINE
673 		case 'i':
674 			printf("Interactive-mode selected\n");
675 			interactive = 1;
676 			break;
677 #endif
678 		case 'a':
679 			printf("Auto-start selected\n");
680 			auto_start = 1;
681 			break;
682 
683 		case 0: /*long options */
684 			if (!strcmp(lgopts[opt_idx].name, "help")) {
685 				usage(argv[0]);
686 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
687 			}
688 #ifdef RTE_LIBRTE_CMDLINE
689 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
690 				printf("Interactive-mode selected\n");
691 				interactive = 1;
692 			}
693 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
694 				printf("CLI commands to be read from %s\n",
695 				       optarg);
696 				strlcpy(cmdline_filename, optarg,
697 					sizeof(cmdline_filename));
698 			}
699 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
700 				printf("Auto-start selected\n");
701 				auto_start = 1;
702 			}
703 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
704 				printf("Ports to start sending a burst of "
705 						"packets first\n");
706 				tx_first = 1;
707 			}
708 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
709 				char *end = NULL;
710 				unsigned int n;
711 
712 				n = strtoul(optarg, &end, 10);
713 				if ((optarg[0] == '\0') || (end == NULL) ||
714 						(*end != '\0'))
715 					break;
716 
717 				stats_period = n;
718 				break;
719 			}
720 			if (!strcmp(lgopts[opt_idx].name,
721 				    "eth-peers-configfile")) {
722 				if (init_peer_eth_addrs(optarg) != 0)
723 					rte_exit(EXIT_FAILURE,
724 						 "Cannot open logfile\n");
725 			}
726 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
727 				char *port_end;
728 
729 				errno = 0;
730 				n = strtoul(optarg, &port_end, 10);
731 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
732 					rte_exit(EXIT_FAILURE,
733 						 "Invalid eth-peer: %s", optarg);
734 				if (n >= RTE_MAX_ETHPORTS)
735 					rte_exit(EXIT_FAILURE,
736 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
737 						 n, RTE_MAX_ETHPORTS);
738 
739 				if (rte_ether_unformat_addr(port_end,
740 						&peer_eth_addrs[n]) < 0)
741 					rte_exit(EXIT_FAILURE,
742 						 "Invalid ethernet address: %s\n",
743 						 port_end);
744 				nb_peer_eth_addrs++;
745 			}
746 #endif
747 			if (!strcmp(lgopts[opt_idx].name, "tx-ip")) {
748 				struct in_addr in;
749 				char *end;
750 
751 				end = strchr(optarg, ',');
752 				if (end == optarg || !end)
753 					rte_exit(EXIT_FAILURE,
754 						 "Invalid tx-ip: %s", optarg);
755 
756 				*end++ = 0;
757 				if (inet_aton(optarg, &in) == 0)
758 					rte_exit(EXIT_FAILURE,
759 						 "Invalid source IP address: %s\n",
760 						 optarg);
761 				tx_ip_src_addr = rte_be_to_cpu_32(in.s_addr);
762 
763 				if (inet_aton(end, &in) == 0)
764 					rte_exit(EXIT_FAILURE,
765 						 "Invalid destination IP address: %s\n",
766 						 optarg);
767 				tx_ip_dst_addr = rte_be_to_cpu_32(in.s_addr);
768 			}
769 			if (!strcmp(lgopts[opt_idx].name, "tx-udp")) {
770 				char *end = NULL;
771 
772 				errno = 0;
773 				n = strtoul(optarg, &end, 10);
774 				if (errno != 0 || end == optarg ||
775 				    n > UINT16_MAX ||
776 				    !(*end == '\0' || *end == ','))
777 					rte_exit(EXIT_FAILURE,
778 						 "Invalid UDP port: %s\n",
779 						 optarg);
780 				tx_udp_src_port = n;
781 				if (*end == ',') {
782 					char *dst = end + 1;
783 
784 					n = strtoul(dst, &end, 10);
785 					if (errno != 0 || end == dst ||
786 					    n > UINT16_MAX || *end)
787 						rte_exit(EXIT_FAILURE,
788 							 "Invalid destination UDP port: %s\n",
789 							 dst);
790 					tx_udp_dst_port = n;
791 				} else {
792 					tx_udp_dst_port = n;
793 				}
794 
795 			}
796 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
797 				n = atoi(optarg);
798 				if (n > 0 && n <= nb_ports)
799 					nb_fwd_ports = n;
800 				else
801 					rte_exit(EXIT_FAILURE,
802 						 "Invalid port %d\n", n);
803 			}
804 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
805 				n = atoi(optarg);
806 				if (n > 0 && n <= nb_lcores)
807 					nb_fwd_lcores = (uint8_t) n;
808 				else
809 					rte_exit(EXIT_FAILURE,
810 						 "nb-cores should be > 0 and <= %d\n",
811 						 nb_lcores);
812 			}
813 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
814 				parse_fwd_coremask(optarg);
815 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
816 				parse_fwd_portmask(optarg);
817 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
818 				numa_support = 0;
819 			if (!strcmp(lgopts[opt_idx].name, "numa"))
820 				numa_support = 1;
821 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
822 				mp_alloc_type = MP_ALLOC_ANON;
823 			}
824 			if (!strcmp(lgopts[opt_idx].name, "mp-alloc")) {
825 				if (!strcmp(optarg, "native"))
826 					mp_alloc_type = MP_ALLOC_NATIVE;
827 				else if (!strcmp(optarg, "anon"))
828 					mp_alloc_type = MP_ALLOC_ANON;
829 				else if (!strcmp(optarg, "xmem"))
830 					mp_alloc_type = MP_ALLOC_XMEM;
831 				else if (!strcmp(optarg, "xmemhuge"))
832 					mp_alloc_type = MP_ALLOC_XMEM_HUGE;
833 				else
834 					rte_exit(EXIT_FAILURE,
835 						"mp-alloc %s invalid - must be: "
836 						"native, anon, xmem or xmemhuge\n",
837 						 optarg);
838 			}
839 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
840 				if (parse_portnuma_config(optarg))
841 					rte_exit(EXIT_FAILURE,
842 					   "invalid port-numa configuration\n");
843 			}
844 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
845 				if (parse_ringnuma_config(optarg))
846 					rte_exit(EXIT_FAILURE,
847 					   "invalid ring-numa configuration\n");
848 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
849 				n = atoi(optarg);
850 				if (!new_socket_id((uint8_t)n)) {
851 					socket_num = (uint8_t)n;
852 				} else {
853 					print_invalid_socket_id_error();
854 					rte_exit(EXIT_FAILURE,
855 						"Invalid socket id");
856 				}
857 			}
858 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
859 				n = atoi(optarg);
860 				if (n > 0 && n <= 0xFFFF)
861 					mbuf_data_size = (uint16_t) n;
862 				else
863 					rte_exit(EXIT_FAILURE,
864 						 "mbuf-size should be > 0 and < 65536\n");
865 			}
866 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
867 				n = atoi(optarg);
868 				if (n > 1024)
869 					param_total_num_mbufs = (unsigned)n;
870 				else
871 					rte_exit(EXIT_FAILURE,
872 						 "total-num-mbufs should be > 1024\n");
873 			}
874 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
875 				n = atoi(optarg);
876 				if (n >= RTE_ETHER_MIN_LEN) {
877 					rx_mode.max_rx_pkt_len = (uint32_t) n;
878 					if (n > RTE_ETHER_MAX_LEN)
879 						rx_offloads |=
880 							DEV_RX_OFFLOAD_JUMBO_FRAME;
881 				} else
882 					rte_exit(EXIT_FAILURE,
883 						 "Invalid max-pkt-len=%d - should be > %d\n",
884 						 n, RTE_ETHER_MIN_LEN);
885 			}
886 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
887 				if (!strcmp(optarg, "signature"))
888 					fdir_conf.mode =
889 						RTE_FDIR_MODE_SIGNATURE;
890 				else if (!strcmp(optarg, "perfect"))
891 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
892 				else if (!strcmp(optarg, "perfect-mac-vlan"))
893 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
894 				else if (!strcmp(optarg, "perfect-tunnel"))
895 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
896 				else if (!strcmp(optarg, "none"))
897 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
898 				else
899 					rte_exit(EXIT_FAILURE,
900 						 "pkt-mode-invalid %s invalid - must be: "
901 						 "none, signature, perfect, perfect-mac-vlan"
902 						 " or perfect-tunnel\n",
903 						 optarg);
904 			}
905 			if (!strcmp(lgopts[opt_idx].name,
906 				    "pkt-filter-report-hash")) {
907 				if (!strcmp(optarg, "none"))
908 					fdir_conf.status =
909 						RTE_FDIR_NO_REPORT_STATUS;
910 				else if (!strcmp(optarg, "match"))
911 					fdir_conf.status =
912 						RTE_FDIR_REPORT_STATUS;
913 				else if (!strcmp(optarg, "always"))
914 					fdir_conf.status =
915 						RTE_FDIR_REPORT_STATUS_ALWAYS;
916 				else
917 					rte_exit(EXIT_FAILURE,
918 						 "pkt-filter-report-hash %s invalid "
919 						 "- must be: none or match or always\n",
920 						 optarg);
921 			}
922 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
923 				if (!strcmp(optarg, "64K"))
924 					fdir_conf.pballoc =
925 						RTE_FDIR_PBALLOC_64K;
926 				else if (!strcmp(optarg, "128K"))
927 					fdir_conf.pballoc =
928 						RTE_FDIR_PBALLOC_128K;
929 				else if (!strcmp(optarg, "256K"))
930 					fdir_conf.pballoc =
931 						RTE_FDIR_PBALLOC_256K;
932 				else
933 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
934 						 " must be: 64K or 128K or 256K\n",
935 						 optarg);
936 			}
937 			if (!strcmp(lgopts[opt_idx].name,
938 				    "pkt-filter-drop-queue")) {
939 				n = atoi(optarg);
940 				if (n >= 0)
941 					fdir_conf.drop_queue = (uint8_t) n;
942 				else
943 					rte_exit(EXIT_FAILURE,
944 						 "drop queue %d invalid - must"
945 						 "be >= 0 \n", n);
946 			}
947 #ifdef RTE_LIBRTE_LATENCY_STATS
948 			if (!strcmp(lgopts[opt_idx].name,
949 				    "latencystats")) {
950 				n = atoi(optarg);
951 				if (n >= 0) {
952 					latencystats_lcore_id = (lcoreid_t) n;
953 					latencystats_enabled = 1;
954 				} else
955 					rte_exit(EXIT_FAILURE,
956 						 "invalid lcore id %d for latencystats"
957 						 " must be >= 0\n", n);
958 			}
959 #endif
960 #ifdef RTE_LIBRTE_BITRATE
961 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
962 				n = atoi(optarg);
963 				if (n >= 0) {
964 					bitrate_lcore_id = (lcoreid_t) n;
965 					bitrate_enabled = 1;
966 				} else
967 					rte_exit(EXIT_FAILURE,
968 						 "invalid lcore id %d for bitrate stats"
969 						 " must be >= 0\n", n);
970 			}
971 #endif
972 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
973 				rx_offloads |= DEV_RX_OFFLOAD_KEEP_CRC;
974 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
975 				rx_offloads |= DEV_RX_OFFLOAD_TCP_LRO;
976 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
977 				rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
978 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
979 				rx_offloads |= DEV_RX_OFFLOAD_CHECKSUM;
980 			if (!strcmp(lgopts[opt_idx].name,
981 					"enable-rx-timestamp"))
982 				rx_offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
983 			if (!strcmp(lgopts[opt_idx].name, "enable-hw-vlan"))
984 				rx_offloads |= DEV_RX_OFFLOAD_VLAN;
985 
986 			if (!strcmp(lgopts[opt_idx].name,
987 					"enable-hw-vlan-filter"))
988 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
989 
990 			if (!strcmp(lgopts[opt_idx].name,
991 					"enable-hw-vlan-strip"))
992 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
993 
994 			if (!strcmp(lgopts[opt_idx].name,
995 					"enable-hw-vlan-extend"))
996 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
997 
998 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
999 				rx_drop_en = 1;
1000 
1001 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
1002 				rss_hf = 0;
1003 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
1004 				if (!strcmp(optarg, "paired"))
1005 					port_topology = PORT_TOPOLOGY_PAIRED;
1006 				else if (!strcmp(optarg, "chained"))
1007 					port_topology = PORT_TOPOLOGY_CHAINED;
1008 				else if (!strcmp(optarg, "loop"))
1009 					port_topology = PORT_TOPOLOGY_LOOP;
1010 				else
1011 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
1012 						 " must be: paired, chained or loop\n",
1013 						 optarg);
1014 			}
1015 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
1016 				set_pkt_forwarding_mode(optarg);
1017 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
1018 				rss_hf = ETH_RSS_IP;
1019 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
1020 				rss_hf = ETH_RSS_UDP;
1021 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
1022 				n = atoi(optarg);
1023 				if (n >= 0 && check_nb_rxq((queueid_t)n) == 0)
1024 					nb_rxq = (queueid_t) n;
1025 				else
1026 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
1027 						  " >= 0 && <= %u\n", n,
1028 						  get_allowed_max_nb_rxq(&pid));
1029 			}
1030 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
1031 				n = atoi(optarg);
1032 				if (n >= 0 && check_nb_txq((queueid_t)n) == 0)
1033 					nb_txq = (queueid_t) n;
1034 				else
1035 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
1036 						  " >= 0 && <= %u\n", n,
1037 						  get_allowed_max_nb_txq(&pid));
1038 			}
1039 			if (!nb_rxq && !nb_txq) {
1040 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
1041 						"be non-zero\n");
1042 			}
1043 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
1044 				n = atoi(optarg);
1045 				if (n == 0) {
1046 					/* A burst size of zero means that the
1047 					 * PMD should be queried for
1048 					 * recommended Rx burst size. Since
1049 					 * testpmd uses a single size for all
1050 					 * ports, port 0 is queried for the
1051 					 * value, on the assumption that all
1052 					 * ports are of the same NIC model.
1053 					 */
1054 					ret = eth_dev_info_get_print_err(
1055 								0,
1056 								&dev_info);
1057 					if (ret != 0)
1058 						return;
1059 
1060 					rec_nb_pkts = dev_info
1061 						.default_rxportconf.burst_size;
1062 
1063 					if (rec_nb_pkts == 0)
1064 						rte_exit(EXIT_FAILURE,
1065 							"PMD does not recommend a burst size. "
1066 							"Provided value must be between "
1067 							"1 and %d\n", MAX_PKT_BURST);
1068 					else if (rec_nb_pkts > MAX_PKT_BURST)
1069 						rte_exit(EXIT_FAILURE,
1070 							"PMD recommended burst size of %d"
1071 							" exceeds maximum value of %d\n",
1072 							rec_nb_pkts, MAX_PKT_BURST);
1073 					printf("Using PMD-provided burst value of %d\n",
1074 						rec_nb_pkts);
1075 					nb_pkt_per_burst = rec_nb_pkts;
1076 				} else if (n > MAX_PKT_BURST)
1077 					rte_exit(EXIT_FAILURE,
1078 						"burst must be between1 and %d\n",
1079 						MAX_PKT_BURST);
1080 				else
1081 					nb_pkt_per_burst = (uint16_t) n;
1082 			}
1083 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
1084 				n = atoi(optarg);
1085 				if ((n >= 0) &&
1086 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
1087 					mb_mempool_cache = (uint16_t) n;
1088 				else
1089 					rte_exit(EXIT_FAILURE,
1090 						 "mbcache must be >= 0 and <= %d\n",
1091 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
1092 			}
1093 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
1094 				n = atoi(optarg);
1095 				if (n >= 0)
1096 					tx_free_thresh = (int16_t)n;
1097 				else
1098 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
1099 			}
1100 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
1101 				n = atoi(optarg);
1102 				if (n >= 0)
1103 					tx_rs_thresh = (int16_t)n;
1104 				else
1105 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
1106 			}
1107 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1108 				n = atoi(optarg);
1109 				if (n > 0) {
1110 					if (rx_free_thresh >= n)
1111 						rte_exit(EXIT_FAILURE,
1112 							 "rxd must be > "
1113 							 "rx_free_thresh(%d)\n",
1114 							 (int)rx_free_thresh);
1115 					else
1116 						nb_rxd = (uint16_t) n;
1117 				} else
1118 					rte_exit(EXIT_FAILURE,
1119 						 "rxd(%d) invalid - must be > 0\n",
1120 						 n);
1121 			}
1122 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
1123 				n = atoi(optarg);
1124 				if (n > 0)
1125 					nb_txd = (uint16_t) n;
1126 				else
1127 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1128 			}
1129 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1130 				n = atoi(optarg);
1131 				if (n >= 0)
1132 					tx_pthresh = (int8_t)n;
1133 				else
1134 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1135 			}
1136 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1137 				n = atoi(optarg);
1138 				if (n >= 0)
1139 					tx_hthresh = (int8_t)n;
1140 				else
1141 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1142 			}
1143 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1144 				n = atoi(optarg);
1145 				if (n >= 0)
1146 					tx_wthresh = (int8_t)n;
1147 				else
1148 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1149 			}
1150 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1151 				n = atoi(optarg);
1152 				if (n >= 0)
1153 					rx_pthresh = (int8_t)n;
1154 				else
1155 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1156 			}
1157 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1158 				n = atoi(optarg);
1159 				if (n >= 0)
1160 					rx_hthresh = (int8_t)n;
1161 				else
1162 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1163 			}
1164 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1165 				n = atoi(optarg);
1166 				if (n >= 0)
1167 					rx_wthresh = (int8_t)n;
1168 				else
1169 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1170 			}
1171 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1172 				n = atoi(optarg);
1173 				if (n >= 0)
1174 					rx_free_thresh = (int16_t)n;
1175 				else
1176 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1177 			}
1178 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1179 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1180 					rte_exit(EXIT_FAILURE,
1181 						 "invalid TX queue statistics mapping config entered\n");
1182 				}
1183 			}
1184 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1185 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1186 					rte_exit(EXIT_FAILURE,
1187 						 "invalid RX queue statistics mapping config entered\n");
1188 				}
1189 			}
1190 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1191 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1192 				unsigned int nb_segs;
1193 
1194 				nb_segs = parse_item_list(optarg, "txpkt segments",
1195 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1196 				if (nb_segs > 0)
1197 					set_tx_pkt_segments(seg_lengths, nb_segs);
1198 				else
1199 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1200 			}
1201 			if (!strcmp(lgopts[opt_idx].name, "txonly-multi-flow"))
1202 				txonly_multi_flow = 1;
1203 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1204 				no_flush_rx = 1;
1205 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1206 				no_link_check = 1;
1207 			if (!strcmp(lgopts[opt_idx].name, "disable-device-start"))
1208 				no_device_start = 1;
1209 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1210 				lsc_interrupt = 0;
1211 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1212 				rmv_interrupt = 0;
1213 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1214 				flow_isolate_all = 1;
1215 			if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
1216 				char *end = NULL;
1217 				n = strtoull(optarg, &end, 16);
1218 				if (n >= 0)
1219 					tx_offloads = (uint64_t)n;
1220 				else
1221 					rte_exit(EXIT_FAILURE,
1222 						 "tx-offloads must be >= 0\n");
1223 			}
1224 			if (!strcmp(lgopts[opt_idx].name, "vxlan-gpe-port")) {
1225 				n = atoi(optarg);
1226 				if (n >= 0)
1227 					vxlan_gpe_udp_port = (uint16_t)n;
1228 				else
1229 					rte_exit(EXIT_FAILURE,
1230 						 "vxlan-gpe-port must be >= 0\n");
1231 			}
1232 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1233 				if (parse_event_printing_config(optarg, 1)) {
1234 					rte_exit(EXIT_FAILURE,
1235 						 "invalid print-event argument\n");
1236 				}
1237 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1238 				if (parse_event_printing_config(optarg, 0)) {
1239 					rte_exit(EXIT_FAILURE,
1240 						 "invalid mask-event argument\n");
1241 				}
1242 			if (!strcmp(lgopts[opt_idx].name, "hot-plug"))
1243 				hot_plug = 1;
1244 			if (!strcmp(lgopts[opt_idx].name, "mlockall"))
1245 				do_mlockall = 1;
1246 			if (!strcmp(lgopts[opt_idx].name, "no-mlockall"))
1247 				do_mlockall = 0;
1248 			if (!strcmp(lgopts[opt_idx].name,
1249 				    "noisy-tx-sw-buffer-size")) {
1250 				n = atoi(optarg);
1251 				if (n >= 0)
1252 					noisy_tx_sw_bufsz = n;
1253 				else
1254 					rte_exit(EXIT_FAILURE,
1255 						"noisy-tx-sw-buffer-size must be >= 0\n");
1256 			}
1257 			if (!strcmp(lgopts[opt_idx].name,
1258 				    "noisy-tx-sw-buffer-flushtime")) {
1259 				n = atoi(optarg);
1260 				if (n >= 0)
1261 					noisy_tx_sw_buf_flush_time = n;
1262 				else
1263 					rte_exit(EXIT_FAILURE,
1264 						 "noisy-tx-sw-buffer-flushtime must be >= 0\n");
1265 			}
1266 			if (!strcmp(lgopts[opt_idx].name,
1267 				    "noisy-lkup-memory")) {
1268 				n = atoi(optarg);
1269 				if (n >= 0)
1270 					noisy_lkup_mem_sz = n;
1271 				else
1272 					rte_exit(EXIT_FAILURE,
1273 						 "noisy-lkup-memory must be >= 0\n");
1274 			}
1275 			if (!strcmp(lgopts[opt_idx].name,
1276 				    "noisy-lkup-num-writes")) {
1277 				n = atoi(optarg);
1278 				if (n >= 0)
1279 					noisy_lkup_num_writes = n;
1280 				else
1281 					rte_exit(EXIT_FAILURE,
1282 						 "noisy-lkup-num-writes must be >= 0\n");
1283 			}
1284 			if (!strcmp(lgopts[opt_idx].name,
1285 				    "noisy-lkup-num-reads")) {
1286 				n = atoi(optarg);
1287 				if (n >= 0)
1288 					noisy_lkup_num_reads = n;
1289 				else
1290 					rte_exit(EXIT_FAILURE,
1291 						 "noisy-lkup-num-reads must be >= 0\n");
1292 			}
1293 			if (!strcmp(lgopts[opt_idx].name,
1294 				    "noisy-lkup-num-reads-writes")) {
1295 				n = atoi(optarg);
1296 				if (n >= 0)
1297 					noisy_lkup_num_reads_writes = n;
1298 				else
1299 					rte_exit(EXIT_FAILURE,
1300 						 "noisy-lkup-num-reads-writes must be >= 0\n");
1301 			}
1302 			if (!strcmp(lgopts[opt_idx].name, "no-iova-contig"))
1303 				mempool_flags = MEMPOOL_F_NO_IOVA_CONTIG;
1304 			break;
1305 		case 'h':
1306 			usage(argv[0]);
1307 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1308 			break;
1309 		default:
1310 			usage(argv[0]);
1311 			rte_exit(EXIT_FAILURE,
1312 				 "Command line is incomplete or incorrect\n");
1313 			break;
1314 		}
1315 	}
1316 
1317 	/* Set offload configuration from command line parameters. */
1318 	rx_mode.offloads = rx_offloads;
1319 	tx_mode.offloads = tx_offloads;
1320 
1321 	if (mempool_flags & MEMPOOL_F_NO_IOVA_CONTIG &&
1322 	    mp_alloc_type != MP_ALLOC_ANON) {
1323 		TESTPMD_LOG(WARNING, "cannot use no-iova-contig without "
1324 				  "mp-alloc=anon. mempool no-iova-contig is "
1325 				  "ignored\n");
1326 		mempool_flags = 0;
1327 	}
1328 }
1329