xref: /dpdk/app/test-pmd/parameters.c (revision 5ecb687a5698d2d8ec1f3b3b5a7a16bceca3e29c)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2010-2017 Intel Corporation
3  */
4 
5 #include <errno.h>
6 #include <getopt.h>
7 #include <stdarg.h>
8 #include <stdio.h>
9 #include <stdlib.h>
10 #include <signal.h>
11 #include <string.h>
12 #include <time.h>
13 #include <fcntl.h>
14 #include <sys/types.h>
15 
16 #include <sys/queue.h>
17 #include <sys/stat.h>
18 
19 #include <stdint.h>
20 #include <unistd.h>
21 #include <inttypes.h>
22 
23 #include <rte_common.h>
24 #include <rte_byteorder.h>
25 #include <rte_log.h>
26 #include <rte_debug.h>
27 #include <rte_cycles.h>
28 #include <rte_memory.h>
29 #include <rte_launch.h>
30 #include <rte_eal.h>
31 #include <rte_per_lcore.h>
32 #include <rte_lcore.h>
33 #include <rte_atomic.h>
34 #include <rte_branch_prediction.h>
35 #include <rte_mempool.h>
36 #include <rte_interrupts.h>
37 #include <rte_pci.h>
38 #include <rte_ether.h>
39 #include <rte_ethdev.h>
40 #include <rte_string_fns.h>
41 #ifdef RTE_LIBRTE_CMDLINE
42 #include <cmdline_parse.h>
43 #include <cmdline_parse_etheraddr.h>
44 #endif
45 #ifdef RTE_LIBRTE_PMD_BOND
46 #include <rte_eth_bond.h>
47 #endif
48 #include <rte_flow.h>
49 
50 #include "testpmd.h"
51 
52 static void
53 usage(char* progname)
54 {
55 	printf("usage: %s "
56 #ifdef RTE_LIBRTE_CMDLINE
57 	       "[--interactive|-i] "
58 	       "[--cmdline-file=FILENAME] "
59 #endif
60 	       "[--help|-h] | [--auto-start|-a] | ["
61 	       "--tx-first | --stats-period=PERIOD | "
62 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
63 	       "--mbuf-size= | --total-num-mbufs= | "
64 	       "--nb-cores= | --nb-ports= | "
65 #ifdef RTE_LIBRTE_CMDLINE
66 	       "--eth-peers-configfile= | "
67 	       "--eth-peer=X,M:M:M:M:M:M | "
68 #endif
69 	       "--pkt-filter-mode= |"
70 	       "--rss-ip | --rss-udp | "
71 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
72 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
73 	       "--txrst= | --tx-offloads= | --vxlan-gpe-port= ]\n",
74 	       progname);
75 #ifdef RTE_LIBRTE_CMDLINE
76 	printf("  --interactive: run in interactive mode.\n");
77 	printf("  --cmdline-file: execute cli commands before startup.\n");
78 #endif
79 	printf("  --auto-start: start forwarding on init "
80 	       "[always when non-interactive].\n");
81 	printf("  --help: display this message and quit.\n");
82 	printf("  --tx-first: start forwarding sending a burst first "
83 	       "(only if interactive is disabled).\n");
84 	printf("  --stats-period=PERIOD: statistics will be shown "
85 	       "every PERIOD seconds (only if interactive is disabled).\n");
86 	printf("  --nb-cores=N: set the number of forwarding cores "
87 	       "(1 <= N <= %d).\n", nb_lcores);
88 	printf("  --nb-ports=N: set the number of forwarding ports "
89 	       "(1 <= N <= %d).\n", nb_ports);
90 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
91 	       "the packet forwarding test. The master lcore is reserved for "
92 	       "command line parsing only, and cannot be masked on for "
93 	       "packet forwarding.\n");
94 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
95 	       "by the packet forwarding test.\n");
96 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
97 	       "RX memory buffers (mbufs).\n");
98 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
99 	       "specify the socket on which the memory pool "
100 	       "used by the port will be allocated.\n");
101 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
102 	       "specify the socket on which the TX/RX rings for "
103 	       "the port will be allocated "
104 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
105 	printf("  --socket-num=N: set socket from which all memory is allocated "
106 	       "in NUMA mode.\n");
107 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
108 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
109 	       "in mbuf pools.\n");
110 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
111 #ifdef RTE_LIBRTE_CMDLINE
112 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
113 	       "of peer ports.\n");
114 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
115 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
116 #endif
117 	printf("  --pkt-filter-mode=N: set Flow Director mode "
118 	       "(N: none (default mode) or signature or perfect).\n");
119 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
120 	       "(N: none  or match (default) or always).\n");
121 	printf("  --pkt-filter-size=N: set Flow Director mode "
122 	       "(N: 64K (default mode) or 128K or 256K).\n");
123 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
124 	       "In perfect mode, when you add a rule with queue = -1 "
125 	       "the packet will be enqueued into the rx drop-queue. "
126 	       "If the drop-queue doesn't exist, the packet is dropped. "
127 	       "By default drop-queue=127.\n");
128 #ifdef RTE_LIBRTE_LATENCY_STATS
129 	printf("  --latencystats=N: enable latency and jitter statistcs "
130 	       "monitoring on forwarding lcore id N.\n");
131 #endif
132 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
133 	printf("  --enable-lro: enable large receive offload.\n");
134 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
135 	printf("  --enable-rx-timestamp: enable rx hardware timestamp offload.\n");
136 	printf("  --enable-hw-vlan: enable hardware vlan.\n");
137 	printf("  --enable-hw-vlan-filter: enable hardware vlan filter.\n");
138 	printf("  --enable-hw-vlan-strip: enable hardware vlan strip.\n");
139 	printf("  --enable-hw-vlan-extend: enable hardware vlan extend.\n");
140 	printf("  --enable-drop-en: enable per queue packet drop.\n");
141 	printf("  --disable-rss: disable rss.\n");
142 	printf("  --port-topology=N: set port topology (N: paired (default) or "
143 	       "chained).\n");
144 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
145 	       list_pkt_forwarding_modes());
146 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
147 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
148 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
149 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
150 	printf("  --txq=N: set the number of TX queues per port to N.\n");
151 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
152 	printf("  --burst=N: set the number of packets per burst to N.\n");
153 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
154 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
155 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
156 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
157 	       "(0 <= N < value of rxd).\n");
158 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
159 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
160 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
161 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
162 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
163 	       "(0 <= N <= value of txd).\n");
164 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
165 	       "(0 <= N <= value of txd).\n");
166 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
167 	       "tx queues statistics counters mapping "
168 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
169 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
170 	       "rx queues statistics counters mapping "
171 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
172 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
173 	       " Used mainly with PCAP drivers.\n");
174 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
175 		" or total packet length.\n");
176 	printf("  --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("  --no-lsc-interrupt: disable link status change interrupt.\n");
180 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
181 	printf("  --bitrate-stats=N: set the logical core N to perform "
182 		"bit-rate calculation.\n");
183 	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
184 	       "enable print of designated event or all of them.\n");
185 	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
186 	       "disable print of designated event or all of them.\n");
187 	printf("  --flow-isolate-all: "
188 	       "requests flow API isolated mode on all ports at initialization time.\n");
189 	printf("  --tx-offloads=0xXXXXXXXX: hexadecimal bitmask of TX queue offloads\n");
190 	printf("  --hot-plug: enable hot plug for device.\n");
191 	printf("  --vxlan-gpe-port=N: UPD port of tunnel VXLAN-GPE\n");
192 	printf("  --mlockall: lock all memory\n");
193 	printf("  --no-mlockall: do not lock all memory\n");
194 	printf("  --mp-alloc <native|anon|xmem|xmemhuge>: mempool allocation method.\n"
195 	       "    native: use regular DPDK memory to create and populate mempool\n"
196 	       "    anon: use regular DPDK memory to create and anonymous memory to populate mempool\n"
197 	       "    xmem: use anonymous memory to create and populate mempool\n"
198 	       "    xmemhuge: use anonymous hugepage memory to create and populate mempool\n");
199 	printf("  --noisy-tx-sw-buffer-size=N: size of FIFO buffer\n");
200 	printf("  --noisy-tx-sw-buffer-flushtime=N: flush FIFO after N ms\n");
201 	printf("  --noisy-lkup-memory=N: allocate N MB of VNF memory\n");
202 	printf("  --noisy-lkup-num-writes=N: do N random writes per packet\n");
203 	printf("  --noisy-lkup-num-reads=N: do N random reads per packet\n");
204 	printf("  --noisy-lkup-num-writes=N: do N random reads and writes per packet\n");
205 	printf("  --no-iova-contig: mempool memory can be IOVA non contiguous. "
206 	       "valid only with --mp-alloc=anon\n");
207 }
208 
209 #ifdef RTE_LIBRTE_CMDLINE
210 static int
211 init_peer_eth_addrs(char *config_filename)
212 {
213 	FILE *config_file;
214 	portid_t i;
215 	char buf[50];
216 
217 	config_file = fopen(config_filename, "r");
218 	if (config_file == NULL) {
219 		perror("Failed to open eth config file\n");
220 		return -1;
221 	}
222 
223 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
224 
225 		if (fgets(buf, sizeof(buf), config_file) == NULL)
226 			break;
227 
228 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
229 				sizeof(peer_eth_addrs[i])) < 0) {
230 			printf("Bad MAC address format on line %d\n", i+1);
231 			fclose(config_file);
232 			return -1;
233 		}
234 	}
235 	fclose(config_file);
236 	nb_peer_eth_addrs = (portid_t) i;
237 	return 0;
238 }
239 #endif
240 
241 /*
242  * Parse the coremask given as argument (hexadecimal string) and set
243  * the global configuration of forwarding cores.
244  */
245 static void
246 parse_fwd_coremask(const char *coremask)
247 {
248 	char *end;
249 	unsigned long long int cm;
250 
251 	/* parse hexadecimal string */
252 	end = NULL;
253 	cm = strtoull(coremask, &end, 16);
254 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
255 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
256 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
257 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
258 }
259 
260 /*
261  * Parse the coremask given as argument (hexadecimal string) and set
262  * the global configuration of forwarding cores.
263  */
264 static void
265 parse_fwd_portmask(const char *portmask)
266 {
267 	char *end;
268 	unsigned long long int pm;
269 
270 	/* parse hexadecimal string */
271 	end = NULL;
272 	pm = strtoull(portmask, &end, 16);
273 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
274 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
275 	else
276 		set_fwd_ports_mask((uint64_t) pm);
277 }
278 
279 
280 static int
281 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
282 {
283 	char s[256];
284 	const char *p, *p0 = q_arg;
285 	char *end;
286 	enum fieldnames {
287 		FLD_PORT = 0,
288 		FLD_QUEUE,
289 		FLD_STATS_COUNTER,
290 		_NUM_FLD
291 	};
292 	unsigned long int_fld[_NUM_FLD];
293 	char *str_fld[_NUM_FLD];
294 	int i;
295 	unsigned size;
296 
297 	/* reset from value set at definition */
298 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
299 
300 	while ((p = strchr(p0,'(')) != NULL) {
301 		++p;
302 		if((p0 = strchr(p,')')) == NULL)
303 			return -1;
304 
305 		size = p0 - p;
306 		if(size >= sizeof(s))
307 			return -1;
308 
309 		snprintf(s, sizeof(s), "%.*s", size, p);
310 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
311 			return -1;
312 		for (i = 0; i < _NUM_FLD; i++){
313 			errno = 0;
314 			int_fld[i] = strtoul(str_fld[i], &end, 0);
315 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
316 				return -1;
317 		}
318 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
319 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
320 			printf("Stats counter not in the correct range 0..%d\n",
321 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
322 			return -1;
323 		}
324 
325 		if (!is_rx) {
326 			if ((nb_tx_queue_stats_mappings >=
327 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
328 				printf("exceeded max number of TX queue "
329 						"statistics mappings: %hu\n",
330 						nb_tx_queue_stats_mappings);
331 				return -1;
332 			}
333 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
334 				(uint8_t)int_fld[FLD_PORT];
335 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
336 				(uint8_t)int_fld[FLD_QUEUE];
337 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
338 				(uint8_t)int_fld[FLD_STATS_COUNTER];
339 			++nb_tx_queue_stats_mappings;
340 		}
341 		else {
342 			if ((nb_rx_queue_stats_mappings >=
343 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
344 				printf("exceeded max number of RX queue "
345 						"statistics mappings: %hu\n",
346 						nb_rx_queue_stats_mappings);
347 				return -1;
348 			}
349 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
350 				(uint8_t)int_fld[FLD_PORT];
351 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
352 				(uint8_t)int_fld[FLD_QUEUE];
353 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
354 				(uint8_t)int_fld[FLD_STATS_COUNTER];
355 			++nb_rx_queue_stats_mappings;
356 		}
357 
358 	}
359 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
360 /* than to the default array (that was set at its definition) */
361 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
362 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
363 	return 0;
364 }
365 
366 static void
367 print_invalid_socket_id_error(void)
368 {
369 	unsigned int i = 0;
370 
371 	printf("Invalid socket id, options are: ");
372 	for (i = 0; i < num_sockets; i++) {
373 		printf("%u%s", socket_ids[i],
374 		      (i == num_sockets - 1) ? "\n" : ",");
375 	}
376 }
377 
378 static int
379 parse_portnuma_config(const char *q_arg)
380 {
381 	char s[256];
382 	const char *p, *p0 = q_arg;
383 	char *end;
384 	uint8_t i, socket_id;
385 	portid_t port_id;
386 	unsigned size;
387 	enum fieldnames {
388 		FLD_PORT = 0,
389 		FLD_SOCKET,
390 		_NUM_FLD
391 	};
392 	unsigned long int_fld[_NUM_FLD];
393 	char *str_fld[_NUM_FLD];
394 
395 	/* reset from value set at definition */
396 	while ((p = strchr(p0,'(')) != NULL) {
397 		++p;
398 		if((p0 = strchr(p,')')) == NULL)
399 			return -1;
400 
401 		size = p0 - p;
402 		if(size >= sizeof(s))
403 			return -1;
404 
405 		snprintf(s, sizeof(s), "%.*s", size, p);
406 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
407 			return -1;
408 		for (i = 0; i < _NUM_FLD; i++) {
409 			errno = 0;
410 			int_fld[i] = strtoul(str_fld[i], &end, 0);
411 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
412 				return -1;
413 		}
414 		port_id = (portid_t)int_fld[FLD_PORT];
415 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
416 			port_id == (portid_t)RTE_PORT_ALL) {
417 			print_valid_ports();
418 			return -1;
419 		}
420 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
421 		if (new_socket_id(socket_id)) {
422 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
423 				print_invalid_socket_id_error();
424 				return -1;
425 			}
426 			socket_ids[num_sockets++] = socket_id;
427 		}
428 		port_numa[port_id] = socket_id;
429 	}
430 
431 	return 0;
432 }
433 
434 static int
435 parse_ringnuma_config(const char *q_arg)
436 {
437 	char s[256];
438 	const char *p, *p0 = q_arg;
439 	char *end;
440 	uint8_t i, ring_flag, socket_id;
441 	portid_t port_id;
442 	unsigned size;
443 	enum fieldnames {
444 		FLD_PORT = 0,
445 		FLD_FLAG,
446 		FLD_SOCKET,
447 		_NUM_FLD
448 	};
449 	unsigned long int_fld[_NUM_FLD];
450 	char *str_fld[_NUM_FLD];
451 	#define RX_RING_ONLY 0x1
452 	#define TX_RING_ONLY 0x2
453 	#define RXTX_RING    0x3
454 
455 	/* reset from value set at definition */
456 	while ((p = strchr(p0,'(')) != NULL) {
457 		++p;
458 		if((p0 = strchr(p,')')) == NULL)
459 			return -1;
460 
461 		size = p0 - p;
462 		if(size >= sizeof(s))
463 			return -1;
464 
465 		snprintf(s, sizeof(s), "%.*s", size, p);
466 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
467 			return -1;
468 		for (i = 0; i < _NUM_FLD; i++) {
469 			errno = 0;
470 			int_fld[i] = strtoul(str_fld[i], &end, 0);
471 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
472 				return -1;
473 		}
474 		port_id = (portid_t)int_fld[FLD_PORT];
475 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
476 			port_id == (portid_t)RTE_PORT_ALL) {
477 			print_valid_ports();
478 			return -1;
479 		}
480 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
481 		if (new_socket_id(socket_id)) {
482 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
483 				print_invalid_socket_id_error();
484 				return -1;
485 			}
486 			socket_ids[num_sockets++] = socket_id;
487 		}
488 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
489 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
490 			printf("Invalid ring-flag=%d config for port =%d\n",
491 				ring_flag,port_id);
492 			return -1;
493 		}
494 
495 		switch (ring_flag & RXTX_RING) {
496 		case RX_RING_ONLY:
497 			rxring_numa[port_id] = socket_id;
498 			break;
499 		case TX_RING_ONLY:
500 			txring_numa[port_id] = socket_id;
501 			break;
502 		case RXTX_RING:
503 			rxring_numa[port_id] = socket_id;
504 			txring_numa[port_id] = socket_id;
505 			break;
506 		default:
507 			printf("Invalid ring-flag=%d config for port=%d\n",
508 				ring_flag,port_id);
509 			break;
510 		}
511 	}
512 
513 	return 0;
514 }
515 
516 static int
517 parse_event_printing_config(const char *optarg, int enable)
518 {
519 	uint32_t mask = 0;
520 
521 	if (!strcmp(optarg, "unknown"))
522 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
523 	else if (!strcmp(optarg, "intr_lsc"))
524 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
525 	else if (!strcmp(optarg, "queue_state"))
526 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
527 	else if (!strcmp(optarg, "intr_reset"))
528 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
529 	else if (!strcmp(optarg, "vf_mbox"))
530 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
531 	else if (!strcmp(optarg, "ipsec"))
532 		mask = UINT32_C(1) << RTE_ETH_EVENT_IPSEC;
533 	else if (!strcmp(optarg, "macsec"))
534 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
535 	else if (!strcmp(optarg, "intr_rmv"))
536 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
537 	else if (!strcmp(optarg, "dev_probed"))
538 		mask = UINT32_C(1) << RTE_ETH_EVENT_NEW;
539 	else if (!strcmp(optarg, "dev_released"))
540 		mask = UINT32_C(1) << RTE_ETH_EVENT_DESTROY;
541 	else if (!strcmp(optarg, "all"))
542 		mask = ~UINT32_C(0);
543 	else {
544 		fprintf(stderr, "Invalid event: %s\n", optarg);
545 		return -1;
546 	}
547 	if (enable)
548 		event_print_mask |= mask;
549 	else
550 		event_print_mask &= ~mask;
551 	return 0;
552 }
553 
554 void
555 launch_args_parse(int argc, char** argv)
556 {
557 	int n, opt;
558 	char **argvopt;
559 	int opt_idx;
560 	portid_t pid;
561 	enum { TX, RX };
562 	/* Default offloads for all ports. */
563 	uint64_t rx_offloads = rx_mode.offloads;
564 	uint64_t tx_offloads = tx_mode.offloads;
565 	struct rte_eth_dev_info dev_info;
566 	uint16_t rec_nb_pkts;
567 
568 	static struct option lgopts[] = {
569 		{ "help",			0, 0, 0 },
570 #ifdef RTE_LIBRTE_CMDLINE
571 		{ "interactive",		0, 0, 0 },
572 		{ "cmdline-file",		1, 0, 0 },
573 		{ "auto-start",			0, 0, 0 },
574 		{ "eth-peers-configfile",	1, 0, 0 },
575 		{ "eth-peer",			1, 0, 0 },
576 #endif
577 		{ "tx-first",			0, 0, 0 },
578 		{ "stats-period",		1, 0, 0 },
579 		{ "ports",			1, 0, 0 },
580 		{ "nb-cores",			1, 0, 0 },
581 		{ "nb-ports",			1, 0, 0 },
582 		{ "coremask",			1, 0, 0 },
583 		{ "portmask",			1, 0, 0 },
584 		{ "numa",			0, 0, 0 },
585 		{ "no-numa",			0, 0, 0 },
586 		{ "mp-anon",			0, 0, 0 },
587 		{ "port-numa-config",           1, 0, 0 },
588 		{ "ring-numa-config",           1, 0, 0 },
589 		{ "socket-num",			1, 0, 0 },
590 		{ "mbuf-size",			1, 0, 0 },
591 		{ "total-num-mbufs",		1, 0, 0 },
592 		{ "max-pkt-len",		1, 0, 0 },
593 		{ "pkt-filter-mode",            1, 0, 0 },
594 		{ "pkt-filter-report-hash",     1, 0, 0 },
595 		{ "pkt-filter-size",            1, 0, 0 },
596 		{ "pkt-filter-drop-queue",      1, 0, 0 },
597 #ifdef RTE_LIBRTE_LATENCY_STATS
598 		{ "latencystats",               1, 0, 0 },
599 #endif
600 #ifdef RTE_LIBRTE_BITRATE
601 		{ "bitrate-stats",              1, 0, 0 },
602 #endif
603 		{ "disable-crc-strip",          0, 0, 0 },
604 		{ "enable-lro",                 0, 0, 0 },
605 		{ "enable-rx-cksum",            0, 0, 0 },
606 		{ "enable-rx-timestamp",        0, 0, 0 },
607 		{ "enable-scatter",             0, 0, 0 },
608 		{ "enable-hw-vlan",             0, 0, 0 },
609 		{ "enable-hw-vlan-filter",      0, 0, 0 },
610 		{ "enable-hw-vlan-strip",       0, 0, 0 },
611 		{ "enable-hw-vlan-extend",      0, 0, 0 },
612 		{ "enable-drop-en",            0, 0, 0 },
613 		{ "disable-rss",                0, 0, 0 },
614 		{ "port-topology",              1, 0, 0 },
615 		{ "forward-mode",               1, 0, 0 },
616 		{ "rss-ip",			0, 0, 0 },
617 		{ "rss-udp",			0, 0, 0 },
618 		{ "rxq",			1, 0, 0 },
619 		{ "txq",			1, 0, 0 },
620 		{ "rxd",			1, 0, 0 },
621 		{ "txd",			1, 0, 0 },
622 		{ "burst",			1, 0, 0 },
623 		{ "mbcache",			1, 0, 0 },
624 		{ "txpt",			1, 0, 0 },
625 		{ "txht",			1, 0, 0 },
626 		{ "txwt",			1, 0, 0 },
627 		{ "txfreet",			1, 0, 0 },
628 		{ "txrst",			1, 0, 0 },
629 		{ "rxpt",			1, 0, 0 },
630 		{ "rxht",			1, 0, 0 },
631 		{ "rxwt",			1, 0, 0 },
632 		{ "rxfreet",                    1, 0, 0 },
633 		{ "tx-queue-stats-mapping",	1, 0, 0 },
634 		{ "rx-queue-stats-mapping",	1, 0, 0 },
635 		{ "no-flush-rx",	0, 0, 0 },
636 		{ "flow-isolate-all",	        0, 0, 0 },
637 		{ "txpkts",			1, 0, 0 },
638 		{ "txonly-multi-flow",		0, 0, 0 },
639 		{ "disable-link-check",		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 		{ "noisy-tx-sw-buffer-size",	1, 0, 0 },
651 		{ "noisy-tx-sw-buffer-flushtime", 1, 0, 0 },
652 		{ "noisy-lkup-memory",		1, 0, 0 },
653 		{ "noisy-lkup-num-writes",	1, 0, 0 },
654 		{ "noisy-lkup-num-reads",	1, 0, 0 },
655 		{ "noisy-lkup-num-reads-writes", 1, 0, 0 },
656 		{ "no-iova-contig",             0, 0, 0 },
657 		{ 0, 0, 0, 0 },
658 	};
659 
660 	argvopt = argv;
661 
662 #ifdef RTE_LIBRTE_CMDLINE
663 #define SHORTOPTS "i"
664 #else
665 #define SHORTOPTS ""
666 #endif
667 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
668 				 lgopts, &opt_idx)) != EOF) {
669 		switch (opt) {
670 #ifdef RTE_LIBRTE_CMDLINE
671 		case 'i':
672 			printf("Interactive-mode selected\n");
673 			interactive = 1;
674 			break;
675 #endif
676 		case 'a':
677 			printf("Auto-start selected\n");
678 			auto_start = 1;
679 			break;
680 
681 		case 0: /*long options */
682 			if (!strcmp(lgopts[opt_idx].name, "help")) {
683 				usage(argv[0]);
684 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
685 			}
686 #ifdef RTE_LIBRTE_CMDLINE
687 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
688 				printf("Interactive-mode selected\n");
689 				interactive = 1;
690 			}
691 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
692 				printf("CLI commands to be read from %s\n",
693 				       optarg);
694 				strlcpy(cmdline_filename, optarg,
695 					sizeof(cmdline_filename));
696 			}
697 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
698 				printf("Auto-start selected\n");
699 				auto_start = 1;
700 			}
701 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
702 				printf("Ports to start sending a burst of "
703 						"packets first\n");
704 				tx_first = 1;
705 			}
706 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
707 				char *end = NULL;
708 				unsigned int n;
709 
710 				n = strtoul(optarg, &end, 10);
711 				if ((optarg[0] == '\0') || (end == NULL) ||
712 						(*end != '\0'))
713 					break;
714 
715 				stats_period = n;
716 				break;
717 			}
718 			if (!strcmp(lgopts[opt_idx].name,
719 				    "eth-peers-configfile")) {
720 				if (init_peer_eth_addrs(optarg) != 0)
721 					rte_exit(EXIT_FAILURE,
722 						 "Cannot open logfile\n");
723 			}
724 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
725 				char *port_end;
726 				uint8_t c, peer_addr[6];
727 
728 				errno = 0;
729 				n = strtoul(optarg, &port_end, 10);
730 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
731 					rte_exit(EXIT_FAILURE,
732 						 "Invalid eth-peer: %s", optarg);
733 				if (n >= RTE_MAX_ETHPORTS)
734 					rte_exit(EXIT_FAILURE,
735 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
736 						 n, RTE_MAX_ETHPORTS);
737 
738 				if (cmdline_parse_etheraddr(NULL, port_end,
739 						&peer_addr, sizeof(peer_addr)) < 0)
740 					rte_exit(EXIT_FAILURE,
741 						 "Invalid ethernet address: %s\n",
742 						 port_end);
743 				for (c = 0; c < 6; c++)
744 					peer_eth_addrs[n].addr_bytes[c] =
745 						peer_addr[c];
746 				nb_peer_eth_addrs++;
747 			}
748 #endif
749 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
750 				n = atoi(optarg);
751 				if (n > 0 && n <= nb_ports)
752 					nb_fwd_ports = n;
753 				else
754 					rte_exit(EXIT_FAILURE,
755 						 "Invalid port %d\n", n);
756 			}
757 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
758 				n = atoi(optarg);
759 				if (n > 0 && n <= nb_lcores)
760 					nb_fwd_lcores = (uint8_t) n;
761 				else
762 					rte_exit(EXIT_FAILURE,
763 						 "nb-cores should be > 0 and <= %d\n",
764 						 nb_lcores);
765 			}
766 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
767 				parse_fwd_coremask(optarg);
768 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
769 				parse_fwd_portmask(optarg);
770 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
771 				numa_support = 0;
772 			if (!strcmp(lgopts[opt_idx].name, "numa"))
773 				numa_support = 1;
774 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
775 				mp_alloc_type = MP_ALLOC_ANON;
776 			}
777 			if (!strcmp(lgopts[opt_idx].name, "mp-alloc")) {
778 				if (!strcmp(optarg, "native"))
779 					mp_alloc_type = MP_ALLOC_NATIVE;
780 				else if (!strcmp(optarg, "anon"))
781 					mp_alloc_type = MP_ALLOC_ANON;
782 				else if (!strcmp(optarg, "xmem"))
783 					mp_alloc_type = MP_ALLOC_XMEM;
784 				else if (!strcmp(optarg, "xmemhuge"))
785 					mp_alloc_type = MP_ALLOC_XMEM_HUGE;
786 				else
787 					rte_exit(EXIT_FAILURE,
788 						"mp-alloc %s invalid - must be: "
789 						"native, anon, xmem or xmemhuge\n",
790 						 optarg);
791 			}
792 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
793 				if (parse_portnuma_config(optarg))
794 					rte_exit(EXIT_FAILURE,
795 					   "invalid port-numa configuration\n");
796 			}
797 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
798 				if (parse_ringnuma_config(optarg))
799 					rte_exit(EXIT_FAILURE,
800 					   "invalid ring-numa configuration\n");
801 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
802 				n = atoi(optarg);
803 				if (!new_socket_id((uint8_t)n)) {
804 					socket_num = (uint8_t)n;
805 				} else {
806 					print_invalid_socket_id_error();
807 					rte_exit(EXIT_FAILURE,
808 						"Invalid socket id");
809 				}
810 			}
811 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
812 				n = atoi(optarg);
813 				if (n > 0 && n <= 0xFFFF)
814 					mbuf_data_size = (uint16_t) n;
815 				else
816 					rte_exit(EXIT_FAILURE,
817 						 "mbuf-size should be > 0 and < 65536\n");
818 			}
819 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
820 				n = atoi(optarg);
821 				if (n > 1024)
822 					param_total_num_mbufs = (unsigned)n;
823 				else
824 					rte_exit(EXIT_FAILURE,
825 						 "total-num-mbufs should be > 1024\n");
826 			}
827 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
828 				n = atoi(optarg);
829 				if (n >= ETHER_MIN_LEN) {
830 					rx_mode.max_rx_pkt_len = (uint32_t) n;
831 					if (n > ETHER_MAX_LEN)
832 						rx_offloads |=
833 							DEV_RX_OFFLOAD_JUMBO_FRAME;
834 				} else
835 					rte_exit(EXIT_FAILURE,
836 						 "Invalid max-pkt-len=%d - should be > %d\n",
837 						 n, ETHER_MIN_LEN);
838 			}
839 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
840 				if (!strcmp(optarg, "signature"))
841 					fdir_conf.mode =
842 						RTE_FDIR_MODE_SIGNATURE;
843 				else if (!strcmp(optarg, "perfect"))
844 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
845 				else if (!strcmp(optarg, "perfect-mac-vlan"))
846 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
847 				else if (!strcmp(optarg, "perfect-tunnel"))
848 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
849 				else if (!strcmp(optarg, "none"))
850 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
851 				else
852 					rte_exit(EXIT_FAILURE,
853 						 "pkt-mode-invalid %s invalid - must be: "
854 						 "none, signature, perfect, perfect-mac-vlan"
855 						 " or perfect-tunnel\n",
856 						 optarg);
857 			}
858 			if (!strcmp(lgopts[opt_idx].name,
859 				    "pkt-filter-report-hash")) {
860 				if (!strcmp(optarg, "none"))
861 					fdir_conf.status =
862 						RTE_FDIR_NO_REPORT_STATUS;
863 				else if (!strcmp(optarg, "match"))
864 					fdir_conf.status =
865 						RTE_FDIR_REPORT_STATUS;
866 				else if (!strcmp(optarg, "always"))
867 					fdir_conf.status =
868 						RTE_FDIR_REPORT_STATUS_ALWAYS;
869 				else
870 					rte_exit(EXIT_FAILURE,
871 						 "pkt-filter-report-hash %s invalid "
872 						 "- must be: none or match or always\n",
873 						 optarg);
874 			}
875 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
876 				if (!strcmp(optarg, "64K"))
877 					fdir_conf.pballoc =
878 						RTE_FDIR_PBALLOC_64K;
879 				else if (!strcmp(optarg, "128K"))
880 					fdir_conf.pballoc =
881 						RTE_FDIR_PBALLOC_128K;
882 				else if (!strcmp(optarg, "256K"))
883 					fdir_conf.pballoc =
884 						RTE_FDIR_PBALLOC_256K;
885 				else
886 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
887 						 " must be: 64K or 128K or 256K\n",
888 						 optarg);
889 			}
890 			if (!strcmp(lgopts[opt_idx].name,
891 				    "pkt-filter-drop-queue")) {
892 				n = atoi(optarg);
893 				if (n >= 0)
894 					fdir_conf.drop_queue = (uint8_t) n;
895 				else
896 					rte_exit(EXIT_FAILURE,
897 						 "drop queue %d invalid - must"
898 						 "be >= 0 \n", n);
899 			}
900 #ifdef RTE_LIBRTE_LATENCY_STATS
901 			if (!strcmp(lgopts[opt_idx].name,
902 				    "latencystats")) {
903 				n = atoi(optarg);
904 				if (n >= 0) {
905 					latencystats_lcore_id = (lcoreid_t) n;
906 					latencystats_enabled = 1;
907 				} else
908 					rte_exit(EXIT_FAILURE,
909 						 "invalid lcore id %d for latencystats"
910 						 " must be >= 0\n", n);
911 			}
912 #endif
913 #ifdef RTE_LIBRTE_BITRATE
914 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
915 				n = atoi(optarg);
916 				if (n >= 0) {
917 					bitrate_lcore_id = (lcoreid_t) n;
918 					bitrate_enabled = 1;
919 				} else
920 					rte_exit(EXIT_FAILURE,
921 						 "invalid lcore id %d for bitrate stats"
922 						 " must be >= 0\n", n);
923 			}
924 #endif
925 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
926 				rx_offloads |= DEV_RX_OFFLOAD_KEEP_CRC;
927 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
928 				rx_offloads |= DEV_RX_OFFLOAD_TCP_LRO;
929 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
930 				rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
931 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
932 				rx_offloads |= DEV_RX_OFFLOAD_CHECKSUM;
933 			if (!strcmp(lgopts[opt_idx].name,
934 					"enable-rx-timestamp"))
935 				rx_offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
936 			if (!strcmp(lgopts[opt_idx].name, "enable-hw-vlan"))
937 				rx_offloads |= DEV_RX_OFFLOAD_VLAN;
938 
939 			if (!strcmp(lgopts[opt_idx].name,
940 					"enable-hw-vlan-filter"))
941 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
942 
943 			if (!strcmp(lgopts[opt_idx].name,
944 					"enable-hw-vlan-strip"))
945 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
946 
947 			if (!strcmp(lgopts[opt_idx].name,
948 					"enable-hw-vlan-extend"))
949 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
950 
951 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
952 				rx_drop_en = 1;
953 
954 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
955 				rss_hf = 0;
956 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
957 				if (!strcmp(optarg, "paired"))
958 					port_topology = PORT_TOPOLOGY_PAIRED;
959 				else if (!strcmp(optarg, "chained"))
960 					port_topology = PORT_TOPOLOGY_CHAINED;
961 				else if (!strcmp(optarg, "loop"))
962 					port_topology = PORT_TOPOLOGY_LOOP;
963 				else
964 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
965 						 " must be: paired, chained or loop\n",
966 						 optarg);
967 			}
968 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
969 				set_pkt_forwarding_mode(optarg);
970 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
971 				rss_hf = ETH_RSS_IP;
972 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
973 				rss_hf = ETH_RSS_UDP;
974 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
975 				n = atoi(optarg);
976 				if (n >= 0 && check_nb_rxq((queueid_t)n) == 0)
977 					nb_rxq = (queueid_t) n;
978 				else
979 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
980 						  " >= 0 && <= %u\n", n,
981 						  get_allowed_max_nb_rxq(&pid));
982 			}
983 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
984 				n = atoi(optarg);
985 				if (n >= 0 && check_nb_txq((queueid_t)n) == 0)
986 					nb_txq = (queueid_t) n;
987 				else
988 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
989 						  " >= 0 && <= %u\n", n,
990 						  get_allowed_max_nb_txq(&pid));
991 			}
992 			if (!nb_rxq && !nb_txq) {
993 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
994 						"be non-zero\n");
995 			}
996 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
997 				n = atoi(optarg);
998 				if (n == 0) {
999 					/* A burst size of zero means that the
1000 					 * PMD should be queried for
1001 					 * recommended Rx burst size. Since
1002 					 * testpmd uses a single size for all
1003 					 * ports, port 0 is queried for the
1004 					 * value, on the assumption that all
1005 					 * ports are of the same NIC model.
1006 					 */
1007 					rte_eth_dev_info_get(0, &dev_info);
1008 					rec_nb_pkts = dev_info
1009 						.default_rxportconf.burst_size;
1010 
1011 					if (rec_nb_pkts == 0)
1012 						rte_exit(EXIT_FAILURE,
1013 							"PMD does not recommend a burst size. "
1014 							"Provided value must be between "
1015 							"1 and %d\n", MAX_PKT_BURST);
1016 					else if (rec_nb_pkts > MAX_PKT_BURST)
1017 						rte_exit(EXIT_FAILURE,
1018 							"PMD recommended burst size of %d"
1019 							" exceeds maximum value of %d\n",
1020 							rec_nb_pkts, MAX_PKT_BURST);
1021 					printf("Using PMD-provided burst value of %d\n",
1022 						rec_nb_pkts);
1023 					nb_pkt_per_burst = rec_nb_pkts;
1024 				} else if (n > MAX_PKT_BURST)
1025 					rte_exit(EXIT_FAILURE,
1026 						"burst must be between1 and %d\n",
1027 						MAX_PKT_BURST);
1028 				else
1029 					nb_pkt_per_burst = (uint16_t) n;
1030 			}
1031 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
1032 				n = atoi(optarg);
1033 				if ((n >= 0) &&
1034 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
1035 					mb_mempool_cache = (uint16_t) n;
1036 				else
1037 					rte_exit(EXIT_FAILURE,
1038 						 "mbcache must be >= 0 and <= %d\n",
1039 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
1040 			}
1041 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
1042 				n = atoi(optarg);
1043 				if (n >= 0)
1044 					tx_free_thresh = (int16_t)n;
1045 				else
1046 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
1047 			}
1048 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
1049 				n = atoi(optarg);
1050 				if (n >= 0)
1051 					tx_rs_thresh = (int16_t)n;
1052 				else
1053 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
1054 			}
1055 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1056 				n = atoi(optarg);
1057 				if (n > 0) {
1058 					if (rx_free_thresh >= n)
1059 						rte_exit(EXIT_FAILURE,
1060 							 "rxd must be > "
1061 							 "rx_free_thresh(%d)\n",
1062 							 (int)rx_free_thresh);
1063 					else
1064 						nb_rxd = (uint16_t) n;
1065 				} else
1066 					rte_exit(EXIT_FAILURE,
1067 						 "rxd(%d) invalid - must be > 0\n",
1068 						 n);
1069 			}
1070 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
1071 				n = atoi(optarg);
1072 				if (n > 0)
1073 					nb_txd = (uint16_t) n;
1074 				else
1075 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1076 			}
1077 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1078 				n = atoi(optarg);
1079 				if (n >= 0)
1080 					tx_pthresh = (int8_t)n;
1081 				else
1082 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1083 			}
1084 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1085 				n = atoi(optarg);
1086 				if (n >= 0)
1087 					tx_hthresh = (int8_t)n;
1088 				else
1089 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1090 			}
1091 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1092 				n = atoi(optarg);
1093 				if (n >= 0)
1094 					tx_wthresh = (int8_t)n;
1095 				else
1096 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1097 			}
1098 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1099 				n = atoi(optarg);
1100 				if (n >= 0)
1101 					rx_pthresh = (int8_t)n;
1102 				else
1103 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1104 			}
1105 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1106 				n = atoi(optarg);
1107 				if (n >= 0)
1108 					rx_hthresh = (int8_t)n;
1109 				else
1110 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1111 			}
1112 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1113 				n = atoi(optarg);
1114 				if (n >= 0)
1115 					rx_wthresh = (int8_t)n;
1116 				else
1117 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1118 			}
1119 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1120 				n = atoi(optarg);
1121 				if (n >= 0)
1122 					rx_free_thresh = (int16_t)n;
1123 				else
1124 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1125 			}
1126 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1127 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1128 					rte_exit(EXIT_FAILURE,
1129 						 "invalid TX queue statistics mapping config entered\n");
1130 				}
1131 			}
1132 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1133 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1134 					rte_exit(EXIT_FAILURE,
1135 						 "invalid RX queue statistics mapping config entered\n");
1136 				}
1137 			}
1138 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1139 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1140 				unsigned int nb_segs;
1141 
1142 				nb_segs = parse_item_list(optarg, "txpkt segments",
1143 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1144 				if (nb_segs > 0)
1145 					set_tx_pkt_segments(seg_lengths, nb_segs);
1146 				else
1147 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1148 			}
1149 			if (!strcmp(lgopts[opt_idx].name, "txonly-multi-flow"))
1150 				txonly_multi_flow = 1;
1151 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1152 				no_flush_rx = 1;
1153 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1154 				no_link_check = 1;
1155 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1156 				lsc_interrupt = 0;
1157 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1158 				rmv_interrupt = 0;
1159 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1160 				flow_isolate_all = 1;
1161 			if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
1162 				char *end = NULL;
1163 				n = strtoull(optarg, &end, 16);
1164 				if (n >= 0)
1165 					tx_offloads = (uint64_t)n;
1166 				else
1167 					rte_exit(EXIT_FAILURE,
1168 						 "tx-offloads must be >= 0\n");
1169 			}
1170 			if (!strcmp(lgopts[opt_idx].name, "vxlan-gpe-port")) {
1171 				n = atoi(optarg);
1172 				if (n >= 0)
1173 					vxlan_gpe_udp_port = (uint16_t)n;
1174 				else
1175 					rte_exit(EXIT_FAILURE,
1176 						 "vxlan-gpe-port must be >= 0\n");
1177 			}
1178 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1179 				if (parse_event_printing_config(optarg, 1)) {
1180 					rte_exit(EXIT_FAILURE,
1181 						 "invalid print-event argument\n");
1182 				}
1183 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1184 				if (parse_event_printing_config(optarg, 0)) {
1185 					rte_exit(EXIT_FAILURE,
1186 						 "invalid mask-event argument\n");
1187 				}
1188 			if (!strcmp(lgopts[opt_idx].name, "hot-plug"))
1189 				hot_plug = 1;
1190 			if (!strcmp(lgopts[opt_idx].name, "mlockall"))
1191 				do_mlockall = 1;
1192 			if (!strcmp(lgopts[opt_idx].name, "no-mlockall"))
1193 				do_mlockall = 0;
1194 			if (!strcmp(lgopts[opt_idx].name,
1195 				    "noisy-tx-sw-buffer-size")) {
1196 				n = atoi(optarg);
1197 				if (n >= 0)
1198 					noisy_tx_sw_bufsz = n;
1199 				else
1200 					rte_exit(EXIT_FAILURE,
1201 						"noisy-tx-sw-buffer-size must be >= 0\n");
1202 			}
1203 			if (!strcmp(lgopts[opt_idx].name,
1204 				    "noisy-tx-sw-buffer-flushtime")) {
1205 				n = atoi(optarg);
1206 				if (n >= 0)
1207 					noisy_tx_sw_buf_flush_time = n;
1208 				else
1209 					rte_exit(EXIT_FAILURE,
1210 						 "noisy-tx-sw-buffer-flushtime must be >= 0\n");
1211 			}
1212 			if (!strcmp(lgopts[opt_idx].name,
1213 				    "noisy-lkup-memory")) {
1214 				n = atoi(optarg);
1215 				if (n >= 0)
1216 					noisy_lkup_mem_sz = n;
1217 				else
1218 					rte_exit(EXIT_FAILURE,
1219 						 "noisy-lkup-memory must be >= 0\n");
1220 			}
1221 			if (!strcmp(lgopts[opt_idx].name,
1222 				    "noisy-lkup-num-writes")) {
1223 				n = atoi(optarg);
1224 				if (n >= 0)
1225 					noisy_lkup_num_writes = n;
1226 				else
1227 					rte_exit(EXIT_FAILURE,
1228 						 "noisy-lkup-num-writes must be >= 0\n");
1229 			}
1230 			if (!strcmp(lgopts[opt_idx].name,
1231 				    "noisy-lkup-num-reads")) {
1232 				n = atoi(optarg);
1233 				if (n >= 0)
1234 					noisy_lkup_num_reads = n;
1235 				else
1236 					rte_exit(EXIT_FAILURE,
1237 						 "noisy-lkup-num-reads must be >= 0\n");
1238 			}
1239 			if (!strcmp(lgopts[opt_idx].name,
1240 				    "noisy-lkup-num-reads-writes")) {
1241 				n = atoi(optarg);
1242 				if (n >= 0)
1243 					noisy_lkup_num_reads_writes = n;
1244 				else
1245 					rte_exit(EXIT_FAILURE,
1246 						 "noisy-lkup-num-reads-writes must be >= 0\n");
1247 			}
1248 			if (!strcmp(lgopts[opt_idx].name, "no-iova-contig"))
1249 				mempool_flags = MEMPOOL_F_NO_IOVA_CONTIG;
1250 			break;
1251 		case 'h':
1252 			usage(argv[0]);
1253 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1254 			break;
1255 		default:
1256 			usage(argv[0]);
1257 			rte_exit(EXIT_FAILURE,
1258 				 "Command line is incomplete or incorrect\n");
1259 			break;
1260 		}
1261 	}
1262 
1263 	/* Set offload configuration from command line parameters. */
1264 	rx_mode.offloads = rx_offloads;
1265 	tx_mode.offloads = tx_offloads;
1266 
1267 	if (mempool_flags & MEMPOOL_F_NO_IOVA_CONTIG &&
1268 	    mp_alloc_type != MP_ALLOC_ANON) {
1269 		TESTPMD_LOG(WARNING, "cannot use no-iova-contig without "
1270 				  "mp-alloc=anon. mempool no-iova-contig is "
1271 				  "ignored\n");
1272 		mempool_flags = 0;
1273 	}
1274 }
1275