xref: /dpdk/app/test-pmd/parameters.c (revision c7f5dba7d4bb7971fac51755aad09b71b10cef90)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2010-2017 Intel Corporation
3  */
4 
5 #include <errno.h>
6 #include <getopt.h>
7 #include <stdarg.h>
8 #include <stdio.h>
9 #include <stdlib.h>
10 #include <signal.h>
11 #include <string.h>
12 #include <time.h>
13 #include <fcntl.h>
14 #include <sys/types.h>
15 
16 #include <sys/queue.h>
17 #include <sys/stat.h>
18 
19 #include <stdint.h>
20 #include <unistd.h>
21 #include <inttypes.h>
22 
23 #include <rte_common.h>
24 #include <rte_byteorder.h>
25 #include <rte_log.h>
26 #include <rte_debug.h>
27 #include <rte_cycles.h>
28 #include <rte_memory.h>
29 #include <rte_launch.h>
30 #include <rte_eal.h>
31 #include <rte_per_lcore.h>
32 #include <rte_lcore.h>
33 #include <rte_atomic.h>
34 #include <rte_branch_prediction.h>
35 #include <rte_mempool.h>
36 #include <rte_interrupts.h>
37 #include <rte_pci.h>
38 #include <rte_ether.h>
39 #include <rte_ethdev.h>
40 #include <rte_string_fns.h>
41 #ifdef RTE_LIBRTE_CMDLINE
42 #include <cmdline_parse.h>
43 #include <cmdline_parse_etheraddr.h>
44 #endif
45 #ifdef RTE_LIBRTE_PMD_BOND
46 #include <rte_eth_bond.h>
47 #endif
48 #include <rte_flow.h>
49 
50 #include "testpmd.h"
51 
52 static void
53 usage(char* progname)
54 {
55 	printf("usage: %s "
56 #ifdef RTE_LIBRTE_CMDLINE
57 	       "[--interactive|-i] "
58 	       "[--cmdline-file=FILENAME] "
59 #endif
60 	       "[--help|-h] | [--auto-start|-a] | ["
61 	       "--tx-first | --stats-period=PERIOD | "
62 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
63 	       "--mbuf-size= | --total-num-mbufs= | "
64 	       "--nb-cores= | --nb-ports= | "
65 #ifdef RTE_LIBRTE_CMDLINE
66 	       "--eth-peers-configfile= | "
67 	       "--eth-peer=X,M:M:M:M:M:M | "
68 #endif
69 	       "--pkt-filter-mode= |"
70 	       "--rss-ip | --rss-udp | "
71 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
72 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
73 	       "--txrst= | --tx-offloads= | --vxlan-gpe-port= ]\n",
74 	       progname);
75 #ifdef RTE_LIBRTE_CMDLINE
76 	printf("  --interactive: run in interactive mode.\n");
77 	printf("  --cmdline-file: execute cli commands before startup.\n");
78 #endif
79 	printf("  --auto-start: start forwarding on init "
80 	       "[always when non-interactive].\n");
81 	printf("  --help: display this message and quit.\n");
82 	printf("  --tx-first: start forwarding sending a burst first "
83 	       "(only if interactive is disabled).\n");
84 	printf("  --stats-period=PERIOD: statistics will be shown "
85 	       "every PERIOD seconds (only if interactive is disabled).\n");
86 	printf("  --nb-cores=N: set the number of forwarding cores "
87 	       "(1 <= N <= %d).\n", nb_lcores);
88 	printf("  --nb-ports=N: set the number of forwarding ports "
89 	       "(1 <= N <= %d).\n", nb_ports);
90 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
91 	       "the packet forwarding test. The master lcore is reserved for "
92 	       "command line parsing only, and cannot be masked on for "
93 	       "packet forwarding.\n");
94 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
95 	       "by the packet forwarding test.\n");
96 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
97 	       "RX memory buffers (mbufs).\n");
98 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
99 	       "specify the socket on which the memory pool "
100 	       "used by the port will be allocated.\n");
101 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
102 	       "specify the socket on which the TX/RX rings for "
103 	       "the port will be allocated "
104 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
105 	printf("  --socket-num=N: set socket from which all memory is allocated "
106 	       "in NUMA mode.\n");
107 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
108 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
109 	       "in mbuf pools.\n");
110 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
111 #ifdef RTE_LIBRTE_CMDLINE
112 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
113 	       "of peer ports.\n");
114 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
115 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
116 #endif
117 	printf("  --pkt-filter-mode=N: set Flow Director mode "
118 	       "(N: none (default mode) or signature or perfect).\n");
119 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
120 	       "(N: none  or match (default) or always).\n");
121 	printf("  --pkt-filter-size=N: set Flow Director mode "
122 	       "(N: 64K (default mode) or 128K or 256K).\n");
123 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
124 	       "In perfect mode, when you add a rule with queue = -1 "
125 	       "the packet will be enqueued into the rx drop-queue. "
126 	       "If the drop-queue doesn't exist, the packet is dropped. "
127 	       "By default drop-queue=127.\n");
128 #ifdef RTE_LIBRTE_LATENCY_STATS
129 	printf("  --latencystats=N: enable latency and jitter statistcs "
130 	       "monitoring on forwarding lcore id N.\n");
131 #endif
132 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
133 	printf("  --enable-lro: enable large receive offload.\n");
134 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
135 	printf("  --enable-rx-timestamp: enable rx hardware timestamp offload.\n");
136 	printf("  --enable-hw-vlan: enable hardware vlan.\n");
137 	printf("  --enable-hw-vlan-filter: enable hardware vlan filter.\n");
138 	printf("  --enable-hw-vlan-strip: enable hardware vlan strip.\n");
139 	printf("  --enable-hw-vlan-extend: enable hardware vlan extend.\n");
140 	printf("  --enable-drop-en: enable per queue packet drop.\n");
141 	printf("  --disable-rss: disable rss.\n");
142 	printf("  --port-topology=N: set port topology (N: paired (default) or "
143 	       "chained).\n");
144 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
145 	       list_pkt_forwarding_modes());
146 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
147 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
148 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
149 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
150 	printf("  --txq=N: set the number of TX queues per port to N.\n");
151 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
152 	printf("  --burst=N: set the number of packets per burst to N.\n");
153 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
154 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
155 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
156 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
157 	       "(0 <= N < value of rxd).\n");
158 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
159 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
160 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
161 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
162 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
163 	       "(0 <= N <= value of txd).\n");
164 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
165 	       "(0 <= N <= value of txd).\n");
166 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
167 	       "tx queues statistics counters mapping "
168 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
169 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
170 	       "rx queues statistics counters mapping "
171 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
172 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
173 	       " Used mainly with PCAP drivers.\n");
174 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
175 		" or total packet length.\n");
176 	printf("  --disable-link-check: disable check on link status when "
177 	       "starting/stopping ports.\n");
178 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
179 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
180 	printf("  --bitrate-stats=N: set the logical core N to perform "
181 		"bit-rate calculation.\n");
182 	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
183 	       "enable print of designated event or all of them.\n");
184 	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
185 	       "disable print of designated event or all of them.\n");
186 	printf("  --flow-isolate-all: "
187 	       "requests flow API isolated mode on all ports at initialization time.\n");
188 	printf("  --tx-offloads=0xXXXXXXXX: hexadecimal bitmask of TX queue offloads\n");
189 	printf("  --hot-plug: enable hot plug for device.\n");
190 	printf("  --vxlan-gpe-port=N: UPD port of tunnel VXLAN-GPE\n");
191 	printf("  --mlockall: lock all memory\n");
192 	printf("  --no-mlockall: do not lock all memory\n");
193 	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 }
199 
200 #ifdef RTE_LIBRTE_CMDLINE
201 static int
202 init_peer_eth_addrs(char *config_filename)
203 {
204 	FILE *config_file;
205 	portid_t i;
206 	char buf[50];
207 
208 	config_file = fopen(config_filename, "r");
209 	if (config_file == NULL) {
210 		perror("Failed to open eth config file\n");
211 		return -1;
212 	}
213 
214 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
215 
216 		if (fgets(buf, sizeof(buf), config_file) == NULL)
217 			break;
218 
219 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
220 				sizeof(peer_eth_addrs[i])) < 0) {
221 			printf("Bad MAC address format on line %d\n", i+1);
222 			fclose(config_file);
223 			return -1;
224 		}
225 	}
226 	fclose(config_file);
227 	nb_peer_eth_addrs = (portid_t) i;
228 	return 0;
229 }
230 #endif
231 
232 /*
233  * Parse the coremask given as argument (hexadecimal string) and set
234  * the global configuration of forwarding cores.
235  */
236 static void
237 parse_fwd_coremask(const char *coremask)
238 {
239 	char *end;
240 	unsigned long long int cm;
241 
242 	/* parse hexadecimal string */
243 	end = NULL;
244 	cm = strtoull(coremask, &end, 16);
245 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
246 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
247 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
248 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
249 }
250 
251 /*
252  * Parse the coremask given as argument (hexadecimal string) and set
253  * the global configuration of forwarding cores.
254  */
255 static void
256 parse_fwd_portmask(const char *portmask)
257 {
258 	char *end;
259 	unsigned long long int pm;
260 
261 	/* parse hexadecimal string */
262 	end = NULL;
263 	pm = strtoull(portmask, &end, 16);
264 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
265 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
266 	else
267 		set_fwd_ports_mask((uint64_t) pm);
268 }
269 
270 
271 static int
272 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
273 {
274 	char s[256];
275 	const char *p, *p0 = q_arg;
276 	char *end;
277 	enum fieldnames {
278 		FLD_PORT = 0,
279 		FLD_QUEUE,
280 		FLD_STATS_COUNTER,
281 		_NUM_FLD
282 	};
283 	unsigned long int_fld[_NUM_FLD];
284 	char *str_fld[_NUM_FLD];
285 	int i;
286 	unsigned size;
287 
288 	/* reset from value set at definition */
289 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
290 
291 	while ((p = strchr(p0,'(')) != NULL) {
292 		++p;
293 		if((p0 = strchr(p,')')) == NULL)
294 			return -1;
295 
296 		size = p0 - p;
297 		if(size >= sizeof(s))
298 			return -1;
299 
300 		snprintf(s, sizeof(s), "%.*s", size, p);
301 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
302 			return -1;
303 		for (i = 0; i < _NUM_FLD; i++){
304 			errno = 0;
305 			int_fld[i] = strtoul(str_fld[i], &end, 0);
306 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
307 				return -1;
308 		}
309 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
310 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
311 			printf("Stats counter not in the correct range 0..%d\n",
312 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
313 			return -1;
314 		}
315 
316 		if (!is_rx) {
317 			if ((nb_tx_queue_stats_mappings >=
318 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
319 				printf("exceeded max number of TX queue "
320 						"statistics mappings: %hu\n",
321 						nb_tx_queue_stats_mappings);
322 				return -1;
323 			}
324 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
325 				(uint8_t)int_fld[FLD_PORT];
326 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
327 				(uint8_t)int_fld[FLD_QUEUE];
328 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
329 				(uint8_t)int_fld[FLD_STATS_COUNTER];
330 			++nb_tx_queue_stats_mappings;
331 		}
332 		else {
333 			if ((nb_rx_queue_stats_mappings >=
334 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
335 				printf("exceeded max number of RX queue "
336 						"statistics mappings: %hu\n",
337 						nb_rx_queue_stats_mappings);
338 				return -1;
339 			}
340 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
341 				(uint8_t)int_fld[FLD_PORT];
342 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
343 				(uint8_t)int_fld[FLD_QUEUE];
344 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
345 				(uint8_t)int_fld[FLD_STATS_COUNTER];
346 			++nb_rx_queue_stats_mappings;
347 		}
348 
349 	}
350 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
351 /* than to the default array (that was set at its definition) */
352 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
353 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
354 	return 0;
355 }
356 
357 static void
358 print_invalid_socket_id_error(void)
359 {
360 	unsigned int i = 0;
361 
362 	printf("Invalid socket id, options are: ");
363 	for (i = 0; i < num_sockets; i++) {
364 		printf("%u%s", socket_ids[i],
365 		      (i == num_sockets - 1) ? "\n" : ",");
366 	}
367 }
368 
369 static int
370 parse_portnuma_config(const char *q_arg)
371 {
372 	char s[256];
373 	const char *p, *p0 = q_arg;
374 	char *end;
375 	uint8_t i, socket_id;
376 	portid_t port_id;
377 	unsigned size;
378 	enum fieldnames {
379 		FLD_PORT = 0,
380 		FLD_SOCKET,
381 		_NUM_FLD
382 	};
383 	unsigned long int_fld[_NUM_FLD];
384 	char *str_fld[_NUM_FLD];
385 
386 	/* reset from value set at definition */
387 	while ((p = strchr(p0,'(')) != NULL) {
388 		++p;
389 		if((p0 = strchr(p,')')) == NULL)
390 			return -1;
391 
392 		size = p0 - p;
393 		if(size >= sizeof(s))
394 			return -1;
395 
396 		snprintf(s, sizeof(s), "%.*s", size, p);
397 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
398 			return -1;
399 		for (i = 0; i < _NUM_FLD; i++) {
400 			errno = 0;
401 			int_fld[i] = strtoul(str_fld[i], &end, 0);
402 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
403 				return -1;
404 		}
405 		port_id = (portid_t)int_fld[FLD_PORT];
406 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
407 			port_id == (portid_t)RTE_PORT_ALL) {
408 			print_valid_ports();
409 			return -1;
410 		}
411 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
412 		if (new_socket_id(socket_id)) {
413 			print_invalid_socket_id_error();
414 			return -1;
415 		}
416 		port_numa[port_id] = socket_id;
417 	}
418 
419 	return 0;
420 }
421 
422 static int
423 parse_ringnuma_config(const char *q_arg)
424 {
425 	char s[256];
426 	const char *p, *p0 = q_arg;
427 	char *end;
428 	uint8_t i, ring_flag, socket_id;
429 	portid_t port_id;
430 	unsigned size;
431 	enum fieldnames {
432 		FLD_PORT = 0,
433 		FLD_FLAG,
434 		FLD_SOCKET,
435 		_NUM_FLD
436 	};
437 	unsigned long int_fld[_NUM_FLD];
438 	char *str_fld[_NUM_FLD];
439 	#define RX_RING_ONLY 0x1
440 	#define TX_RING_ONLY 0x2
441 	#define RXTX_RING    0x3
442 
443 	/* reset from value set at definition */
444 	while ((p = strchr(p0,'(')) != NULL) {
445 		++p;
446 		if((p0 = strchr(p,')')) == NULL)
447 			return -1;
448 
449 		size = p0 - p;
450 		if(size >= sizeof(s))
451 			return -1;
452 
453 		snprintf(s, sizeof(s), "%.*s", size, p);
454 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
455 			return -1;
456 		for (i = 0; i < _NUM_FLD; i++) {
457 			errno = 0;
458 			int_fld[i] = strtoul(str_fld[i], &end, 0);
459 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
460 				return -1;
461 		}
462 		port_id = (portid_t)int_fld[FLD_PORT];
463 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
464 			port_id == (portid_t)RTE_PORT_ALL) {
465 			print_valid_ports();
466 			return -1;
467 		}
468 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
469 		if (new_socket_id(socket_id)) {
470 			print_invalid_socket_id_error();
471 			return -1;
472 		}
473 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
474 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
475 			printf("Invalid ring-flag=%d config for port =%d\n",
476 				ring_flag,port_id);
477 			return -1;
478 		}
479 
480 		switch (ring_flag & RXTX_RING) {
481 		case RX_RING_ONLY:
482 			rxring_numa[port_id] = socket_id;
483 			break;
484 		case TX_RING_ONLY:
485 			txring_numa[port_id] = socket_id;
486 			break;
487 		case RXTX_RING:
488 			rxring_numa[port_id] = socket_id;
489 			txring_numa[port_id] = socket_id;
490 			break;
491 		default:
492 			printf("Invalid ring-flag=%d config for port=%d\n",
493 				ring_flag,port_id);
494 			break;
495 		}
496 	}
497 
498 	return 0;
499 }
500 
501 static int
502 parse_event_printing_config(const char *optarg, int enable)
503 {
504 	uint32_t mask = 0;
505 
506 	if (!strcmp(optarg, "unknown"))
507 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
508 	else if (!strcmp(optarg, "intr_lsc"))
509 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
510 	else if (!strcmp(optarg, "queue_state"))
511 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
512 	else if (!strcmp(optarg, "intr_reset"))
513 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
514 	else if (!strcmp(optarg, "vf_mbox"))
515 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
516 	else if (!strcmp(optarg, "ipsec"))
517 		mask = UINT32_C(1) << RTE_ETH_EVENT_IPSEC;
518 	else if (!strcmp(optarg, "macsec"))
519 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
520 	else if (!strcmp(optarg, "intr_rmv"))
521 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
522 	else if (!strcmp(optarg, "dev_probed"))
523 		mask = UINT32_C(1) << RTE_ETH_EVENT_NEW;
524 	else if (!strcmp(optarg, "dev_released"))
525 		mask = UINT32_C(1) << RTE_ETH_EVENT_DESTROY;
526 	else if (!strcmp(optarg, "all"))
527 		mask = ~UINT32_C(0);
528 	else {
529 		fprintf(stderr, "Invalid event: %s\n", optarg);
530 		return -1;
531 	}
532 	if (enable)
533 		event_print_mask |= mask;
534 	else
535 		event_print_mask &= ~mask;
536 	return 0;
537 }
538 
539 void
540 launch_args_parse(int argc, char** argv)
541 {
542 	int n, opt;
543 	char **argvopt;
544 	int opt_idx;
545 	portid_t pid;
546 	enum { TX, RX };
547 	/* Default offloads for all ports. */
548 	uint64_t rx_offloads = rx_mode.offloads;
549 	uint64_t tx_offloads = tx_mode.offloads;
550 	struct rte_eth_dev_info dev_info;
551 	uint16_t rec_nb_pkts;
552 
553 	static struct option lgopts[] = {
554 		{ "help",			0, 0, 0 },
555 #ifdef RTE_LIBRTE_CMDLINE
556 		{ "interactive",		0, 0, 0 },
557 		{ "cmdline-file",		1, 0, 0 },
558 		{ "auto-start",			0, 0, 0 },
559 		{ "eth-peers-configfile",	1, 0, 0 },
560 		{ "eth-peer",			1, 0, 0 },
561 #endif
562 		{ "tx-first",			0, 0, 0 },
563 		{ "stats-period",		1, 0, 0 },
564 		{ "ports",			1, 0, 0 },
565 		{ "nb-cores",			1, 0, 0 },
566 		{ "nb-ports",			1, 0, 0 },
567 		{ "coremask",			1, 0, 0 },
568 		{ "portmask",			1, 0, 0 },
569 		{ "numa",			0, 0, 0 },
570 		{ "no-numa",			0, 0, 0 },
571 		{ "mp-anon",			0, 0, 0 },
572 		{ "port-numa-config",           1, 0, 0 },
573 		{ "ring-numa-config",           1, 0, 0 },
574 		{ "socket-num",			1, 0, 0 },
575 		{ "mbuf-size",			1, 0, 0 },
576 		{ "total-num-mbufs",		1, 0, 0 },
577 		{ "max-pkt-len",		1, 0, 0 },
578 		{ "pkt-filter-mode",            1, 0, 0 },
579 		{ "pkt-filter-report-hash",     1, 0, 0 },
580 		{ "pkt-filter-size",            1, 0, 0 },
581 		{ "pkt-filter-drop-queue",      1, 0, 0 },
582 #ifdef RTE_LIBRTE_LATENCY_STATS
583 		{ "latencystats",               1, 0, 0 },
584 #endif
585 #ifdef RTE_LIBRTE_BITRATE
586 		{ "bitrate-stats",              1, 0, 0 },
587 #endif
588 		{ "disable-crc-strip",          0, 0, 0 },
589 		{ "enable-lro",                 0, 0, 0 },
590 		{ "enable-rx-cksum",            0, 0, 0 },
591 		{ "enable-rx-timestamp",        0, 0, 0 },
592 		{ "enable-scatter",             0, 0, 0 },
593 		{ "enable-hw-vlan",             0, 0, 0 },
594 		{ "enable-hw-vlan-filter",      0, 0, 0 },
595 		{ "enable-hw-vlan-strip",       0, 0, 0 },
596 		{ "enable-hw-vlan-extend",      0, 0, 0 },
597 		{ "enable-drop-en",            0, 0, 0 },
598 		{ "disable-rss",                0, 0, 0 },
599 		{ "port-topology",              1, 0, 0 },
600 		{ "forward-mode",               1, 0, 0 },
601 		{ "rss-ip",			0, 0, 0 },
602 		{ "rss-udp",			0, 0, 0 },
603 		{ "rxq",			1, 0, 0 },
604 		{ "txq",			1, 0, 0 },
605 		{ "rxd",			1, 0, 0 },
606 		{ "txd",			1, 0, 0 },
607 		{ "burst",			1, 0, 0 },
608 		{ "mbcache",			1, 0, 0 },
609 		{ "txpt",			1, 0, 0 },
610 		{ "txht",			1, 0, 0 },
611 		{ "txwt",			1, 0, 0 },
612 		{ "txfreet",			1, 0, 0 },
613 		{ "txrst",			1, 0, 0 },
614 		{ "rxpt",			1, 0, 0 },
615 		{ "rxht",			1, 0, 0 },
616 		{ "rxwt",			1, 0, 0 },
617 		{ "rxfreet",                    1, 0, 0 },
618 		{ "tx-queue-stats-mapping",	1, 0, 0 },
619 		{ "rx-queue-stats-mapping",	1, 0, 0 },
620 		{ "no-flush-rx",	0, 0, 0 },
621 		{ "flow-isolate-all",	        0, 0, 0 },
622 		{ "txpkts",			1, 0, 0 },
623 		{ "disable-link-check",		0, 0, 0 },
624 		{ "no-lsc-interrupt",		0, 0, 0 },
625 		{ "no-rmv-interrupt",		0, 0, 0 },
626 		{ "print-event",		1, 0, 0 },
627 		{ "mask-event",			1, 0, 0 },
628 		{ "tx-offloads",		1, 0, 0 },
629 		{ "hot-plug",			0, 0, 0 },
630 		{ "vxlan-gpe-port",		1, 0, 0 },
631 		{ "mlockall",			0, 0, 0 },
632 		{ "no-mlockall",		0, 0, 0 },
633 		{ "mp-alloc",			1, 0, 0 },
634 		{ 0, 0, 0, 0 },
635 	};
636 
637 	argvopt = argv;
638 
639 #ifdef RTE_LIBRTE_CMDLINE
640 #define SHORTOPTS "i"
641 #else
642 #define SHORTOPTS ""
643 #endif
644 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
645 				 lgopts, &opt_idx)) != EOF) {
646 		switch (opt) {
647 #ifdef RTE_LIBRTE_CMDLINE
648 		case 'i':
649 			printf("Interactive-mode selected\n");
650 			interactive = 1;
651 			break;
652 #endif
653 		case 'a':
654 			printf("Auto-start selected\n");
655 			auto_start = 1;
656 			break;
657 
658 		case 0: /*long options */
659 			if (!strcmp(lgopts[opt_idx].name, "help")) {
660 				usage(argv[0]);
661 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
662 			}
663 #ifdef RTE_LIBRTE_CMDLINE
664 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
665 				printf("Interactive-mode selected\n");
666 				interactive = 1;
667 			}
668 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
669 				printf("CLI commands to be read from %s\n",
670 				       optarg);
671 				strlcpy(cmdline_filename, optarg,
672 					sizeof(cmdline_filename));
673 			}
674 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
675 				printf("Auto-start selected\n");
676 				auto_start = 1;
677 			}
678 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
679 				printf("Ports to start sending a burst of "
680 						"packets first\n");
681 				tx_first = 1;
682 			}
683 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
684 				char *end = NULL;
685 				unsigned int n;
686 
687 				n = strtoul(optarg, &end, 10);
688 				if ((optarg[0] == '\0') || (end == NULL) ||
689 						(*end != '\0'))
690 					break;
691 
692 				stats_period = n;
693 				break;
694 			}
695 			if (!strcmp(lgopts[opt_idx].name,
696 				    "eth-peers-configfile")) {
697 				if (init_peer_eth_addrs(optarg) != 0)
698 					rte_exit(EXIT_FAILURE,
699 						 "Cannot open logfile\n");
700 			}
701 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
702 				char *port_end;
703 				uint8_t c, peer_addr[6];
704 
705 				errno = 0;
706 				n = strtoul(optarg, &port_end, 10);
707 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
708 					rte_exit(EXIT_FAILURE,
709 						 "Invalid eth-peer: %s", optarg);
710 				if (n >= RTE_MAX_ETHPORTS)
711 					rte_exit(EXIT_FAILURE,
712 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
713 						 n, RTE_MAX_ETHPORTS);
714 
715 				if (cmdline_parse_etheraddr(NULL, port_end,
716 						&peer_addr, sizeof(peer_addr)) < 0)
717 					rte_exit(EXIT_FAILURE,
718 						 "Invalid ethernet address: %s\n",
719 						 port_end);
720 				for (c = 0; c < 6; c++)
721 					peer_eth_addrs[n].addr_bytes[c] =
722 						peer_addr[c];
723 				nb_peer_eth_addrs++;
724 			}
725 #endif
726 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
727 				n = atoi(optarg);
728 				if (n > 0 && n <= nb_ports)
729 					nb_fwd_ports = n;
730 				else
731 					rte_exit(EXIT_FAILURE,
732 						 "Invalid port %d\n", n);
733 			}
734 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
735 				n = atoi(optarg);
736 				if (n > 0 && n <= nb_lcores)
737 					nb_fwd_lcores = (uint8_t) n;
738 				else
739 					rte_exit(EXIT_FAILURE,
740 						 "nb-cores should be > 0 and <= %d\n",
741 						 nb_lcores);
742 			}
743 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
744 				parse_fwd_coremask(optarg);
745 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
746 				parse_fwd_portmask(optarg);
747 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
748 				numa_support = 0;
749 			if (!strcmp(lgopts[opt_idx].name, "numa"))
750 				numa_support = 1;
751 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
752 				mp_alloc_type = MP_ALLOC_ANON;
753 			}
754 			if (!strcmp(lgopts[opt_idx].name, "mp-alloc")) {
755 				if (!strcmp(optarg, "native"))
756 					mp_alloc_type = MP_ALLOC_NATIVE;
757 				else if (!strcmp(optarg, "anon"))
758 					mp_alloc_type = MP_ALLOC_ANON;
759 				else if (!strcmp(optarg, "xmem"))
760 					mp_alloc_type = MP_ALLOC_XMEM;
761 				else if (!strcmp(optarg, "xmemhuge"))
762 					mp_alloc_type = MP_ALLOC_XMEM_HUGE;
763 				else
764 					rte_exit(EXIT_FAILURE,
765 						"mp-alloc %s invalid - must be: "
766 						"native, anon, xmem or xmemhuge\n",
767 						 optarg);
768 			}
769 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
770 				if (parse_portnuma_config(optarg))
771 					rte_exit(EXIT_FAILURE,
772 					   "invalid port-numa configuration\n");
773 			}
774 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
775 				if (parse_ringnuma_config(optarg))
776 					rte_exit(EXIT_FAILURE,
777 					   "invalid ring-numa configuration\n");
778 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
779 				n = atoi(optarg);
780 				if (!new_socket_id((uint8_t)n)) {
781 					socket_num = (uint8_t)n;
782 				} else {
783 					print_invalid_socket_id_error();
784 					rte_exit(EXIT_FAILURE,
785 						"Invalid socket id");
786 				}
787 			}
788 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
789 				n = atoi(optarg);
790 				if (n > 0 && n <= 0xFFFF)
791 					mbuf_data_size = (uint16_t) n;
792 				else
793 					rte_exit(EXIT_FAILURE,
794 						 "mbuf-size should be > 0 and < 65536\n");
795 			}
796 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
797 				n = atoi(optarg);
798 				if (n > 1024)
799 					param_total_num_mbufs = (unsigned)n;
800 				else
801 					rte_exit(EXIT_FAILURE,
802 						 "total-num-mbufs should be > 1024\n");
803 			}
804 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
805 				n = atoi(optarg);
806 				if (n >= ETHER_MIN_LEN) {
807 					rx_mode.max_rx_pkt_len = (uint32_t) n;
808 					if (n > ETHER_MAX_LEN)
809 						rx_offloads |=
810 							DEV_RX_OFFLOAD_JUMBO_FRAME;
811 				} else
812 					rte_exit(EXIT_FAILURE,
813 						 "Invalid max-pkt-len=%d - should be > %d\n",
814 						 n, ETHER_MIN_LEN);
815 			}
816 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
817 				if (!strcmp(optarg, "signature"))
818 					fdir_conf.mode =
819 						RTE_FDIR_MODE_SIGNATURE;
820 				else if (!strcmp(optarg, "perfect"))
821 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
822 				else if (!strcmp(optarg, "perfect-mac-vlan"))
823 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
824 				else if (!strcmp(optarg, "perfect-tunnel"))
825 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
826 				else if (!strcmp(optarg, "none"))
827 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
828 				else
829 					rte_exit(EXIT_FAILURE,
830 						 "pkt-mode-invalid %s invalid - must be: "
831 						 "none, signature, perfect, perfect-mac-vlan"
832 						 " or perfect-tunnel\n",
833 						 optarg);
834 			}
835 			if (!strcmp(lgopts[opt_idx].name,
836 				    "pkt-filter-report-hash")) {
837 				if (!strcmp(optarg, "none"))
838 					fdir_conf.status =
839 						RTE_FDIR_NO_REPORT_STATUS;
840 				else if (!strcmp(optarg, "match"))
841 					fdir_conf.status =
842 						RTE_FDIR_REPORT_STATUS;
843 				else if (!strcmp(optarg, "always"))
844 					fdir_conf.status =
845 						RTE_FDIR_REPORT_STATUS_ALWAYS;
846 				else
847 					rte_exit(EXIT_FAILURE,
848 						 "pkt-filter-report-hash %s invalid "
849 						 "- must be: none or match or always\n",
850 						 optarg);
851 			}
852 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
853 				if (!strcmp(optarg, "64K"))
854 					fdir_conf.pballoc =
855 						RTE_FDIR_PBALLOC_64K;
856 				else if (!strcmp(optarg, "128K"))
857 					fdir_conf.pballoc =
858 						RTE_FDIR_PBALLOC_128K;
859 				else if (!strcmp(optarg, "256K"))
860 					fdir_conf.pballoc =
861 						RTE_FDIR_PBALLOC_256K;
862 				else
863 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
864 						 " must be: 64K or 128K or 256K\n",
865 						 optarg);
866 			}
867 			if (!strcmp(lgopts[opt_idx].name,
868 				    "pkt-filter-drop-queue")) {
869 				n = atoi(optarg);
870 				if (n >= 0)
871 					fdir_conf.drop_queue = (uint8_t) n;
872 				else
873 					rte_exit(EXIT_FAILURE,
874 						 "drop queue %d invalid - must"
875 						 "be >= 0 \n", n);
876 			}
877 #ifdef RTE_LIBRTE_LATENCY_STATS
878 			if (!strcmp(lgopts[opt_idx].name,
879 				    "latencystats")) {
880 				n = atoi(optarg);
881 				if (n >= 0) {
882 					latencystats_lcore_id = (lcoreid_t) n;
883 					latencystats_enabled = 1;
884 				} else
885 					rte_exit(EXIT_FAILURE,
886 						 "invalid lcore id %d for latencystats"
887 						 " must be >= 0\n", n);
888 			}
889 #endif
890 #ifdef RTE_LIBRTE_BITRATE
891 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
892 				n = atoi(optarg);
893 				if (n >= 0) {
894 					bitrate_lcore_id = (lcoreid_t) n;
895 					bitrate_enabled = 1;
896 				} else
897 					rte_exit(EXIT_FAILURE,
898 						 "invalid lcore id %d for bitrate stats"
899 						 " must be >= 0\n", n);
900 			}
901 #endif
902 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
903 				rx_offloads |= DEV_RX_OFFLOAD_KEEP_CRC;
904 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
905 				rx_offloads |= DEV_RX_OFFLOAD_TCP_LRO;
906 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
907 				rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
908 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
909 				rx_offloads |= DEV_RX_OFFLOAD_CHECKSUM;
910 			if (!strcmp(lgopts[opt_idx].name,
911 					"enable-rx-timestamp"))
912 				rx_offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
913 			if (!strcmp(lgopts[opt_idx].name, "enable-hw-vlan"))
914 				rx_offloads |= DEV_RX_OFFLOAD_VLAN;
915 
916 			if (!strcmp(lgopts[opt_idx].name,
917 					"enable-hw-vlan-filter"))
918 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
919 
920 			if (!strcmp(lgopts[opt_idx].name,
921 					"enable-hw-vlan-strip"))
922 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
923 
924 			if (!strcmp(lgopts[opt_idx].name,
925 					"enable-hw-vlan-extend"))
926 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
927 
928 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
929 				rx_drop_en = 1;
930 
931 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
932 				rss_hf = 0;
933 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
934 				if (!strcmp(optarg, "paired"))
935 					port_topology = PORT_TOPOLOGY_PAIRED;
936 				else if (!strcmp(optarg, "chained"))
937 					port_topology = PORT_TOPOLOGY_CHAINED;
938 				else if (!strcmp(optarg, "loop"))
939 					port_topology = PORT_TOPOLOGY_LOOP;
940 				else
941 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
942 						 " must be: paired, chained or loop\n",
943 						 optarg);
944 			}
945 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
946 				set_pkt_forwarding_mode(optarg);
947 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
948 				rss_hf = ETH_RSS_IP;
949 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
950 				rss_hf = ETH_RSS_UDP;
951 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
952 				n = atoi(optarg);
953 				if (n >= 0 && check_nb_rxq((queueid_t)n) == 0)
954 					nb_rxq = (queueid_t) n;
955 				else
956 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
957 						  " >= 0 && <= %u\n", n,
958 						  get_allowed_max_nb_rxq(&pid));
959 			}
960 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
961 				n = atoi(optarg);
962 				if (n >= 0 && check_nb_txq((queueid_t)n) == 0)
963 					nb_txq = (queueid_t) n;
964 				else
965 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
966 						  " >= 0 && <= %u\n", n,
967 						  get_allowed_max_nb_txq(&pid));
968 			}
969 			if (!nb_rxq && !nb_txq) {
970 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
971 						"be non-zero\n");
972 			}
973 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
974 				n = atoi(optarg);
975 				if (n == 0) {
976 					/* A burst size of zero means that the
977 					 * PMD should be queried for
978 					 * recommended Rx burst size. Since
979 					 * testpmd uses a single size for all
980 					 * ports, port 0 is queried for the
981 					 * value, on the assumption that all
982 					 * ports are of the same NIC model.
983 					 */
984 					rte_eth_dev_info_get(0, &dev_info);
985 					rec_nb_pkts = dev_info
986 						.default_rxportconf.burst_size;
987 
988 					if (rec_nb_pkts == 0)
989 						rte_exit(EXIT_FAILURE,
990 							"PMD does not recommend a burst size. "
991 							"Provided value must be between "
992 							"1 and %d\n", MAX_PKT_BURST);
993 					else if (rec_nb_pkts > MAX_PKT_BURST)
994 						rte_exit(EXIT_FAILURE,
995 							"PMD recommended burst size of %d"
996 							" exceeds maximum value of %d\n",
997 							rec_nb_pkts, MAX_PKT_BURST);
998 					printf("Using PMD-provided burst value of %d\n",
999 						rec_nb_pkts);
1000 					nb_pkt_per_burst = rec_nb_pkts;
1001 				} else if (n > MAX_PKT_BURST)
1002 					rte_exit(EXIT_FAILURE,
1003 						"burst must be between1 and %d\n",
1004 						MAX_PKT_BURST);
1005 				else
1006 					nb_pkt_per_burst = (uint16_t) n;
1007 			}
1008 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
1009 				n = atoi(optarg);
1010 				if ((n >= 0) &&
1011 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
1012 					mb_mempool_cache = (uint16_t) n;
1013 				else
1014 					rte_exit(EXIT_FAILURE,
1015 						 "mbcache must be >= 0 and <= %d\n",
1016 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
1017 			}
1018 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
1019 				n = atoi(optarg);
1020 				if (n >= 0)
1021 					tx_free_thresh = (int16_t)n;
1022 				else
1023 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
1024 			}
1025 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
1026 				n = atoi(optarg);
1027 				if (n >= 0)
1028 					tx_rs_thresh = (int16_t)n;
1029 				else
1030 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
1031 			}
1032 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1033 				n = atoi(optarg);
1034 				if (n > 0) {
1035 					if (rx_free_thresh >= n)
1036 						rte_exit(EXIT_FAILURE,
1037 							 "rxd must be > "
1038 							 "rx_free_thresh(%d)\n",
1039 							 (int)rx_free_thresh);
1040 					else
1041 						nb_rxd = (uint16_t) n;
1042 				} else
1043 					rte_exit(EXIT_FAILURE,
1044 						 "rxd(%d) invalid - must be > 0\n",
1045 						 n);
1046 			}
1047 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
1048 				n = atoi(optarg);
1049 				if (n > 0)
1050 					nb_txd = (uint16_t) n;
1051 				else
1052 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1053 			}
1054 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1055 				n = atoi(optarg);
1056 				if (n >= 0)
1057 					tx_pthresh = (int8_t)n;
1058 				else
1059 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1060 			}
1061 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1062 				n = atoi(optarg);
1063 				if (n >= 0)
1064 					tx_hthresh = (int8_t)n;
1065 				else
1066 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1067 			}
1068 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1069 				n = atoi(optarg);
1070 				if (n >= 0)
1071 					tx_wthresh = (int8_t)n;
1072 				else
1073 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1074 			}
1075 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1076 				n = atoi(optarg);
1077 				if (n >= 0)
1078 					rx_pthresh = (int8_t)n;
1079 				else
1080 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1081 			}
1082 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1083 				n = atoi(optarg);
1084 				if (n >= 0)
1085 					rx_hthresh = (int8_t)n;
1086 				else
1087 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1088 			}
1089 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1090 				n = atoi(optarg);
1091 				if (n >= 0)
1092 					rx_wthresh = (int8_t)n;
1093 				else
1094 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1095 			}
1096 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1097 				n = atoi(optarg);
1098 				if (n >= 0)
1099 					rx_free_thresh = (int16_t)n;
1100 				else
1101 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1102 			}
1103 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1104 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1105 					rte_exit(EXIT_FAILURE,
1106 						 "invalid TX queue statistics mapping config entered\n");
1107 				}
1108 			}
1109 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1110 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1111 					rte_exit(EXIT_FAILURE,
1112 						 "invalid RX queue statistics mapping config entered\n");
1113 				}
1114 			}
1115 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1116 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1117 				unsigned int nb_segs;
1118 
1119 				nb_segs = parse_item_list(optarg, "txpkt segments",
1120 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1121 				if (nb_segs > 0)
1122 					set_tx_pkt_segments(seg_lengths, nb_segs);
1123 				else
1124 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1125 			}
1126 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1127 				no_flush_rx = 1;
1128 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1129 				no_link_check = 1;
1130 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1131 				lsc_interrupt = 0;
1132 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1133 				rmv_interrupt = 0;
1134 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1135 				flow_isolate_all = 1;
1136 			if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
1137 				char *end = NULL;
1138 				n = strtoull(optarg, &end, 16);
1139 				if (n >= 0)
1140 					tx_offloads = (uint64_t)n;
1141 				else
1142 					rte_exit(EXIT_FAILURE,
1143 						 "tx-offloads must be >= 0\n");
1144 			}
1145 			if (!strcmp(lgopts[opt_idx].name, "vxlan-gpe-port")) {
1146 				n = atoi(optarg);
1147 				if (n >= 0)
1148 					vxlan_gpe_udp_port = (uint16_t)n;
1149 				else
1150 					rte_exit(EXIT_FAILURE,
1151 						 "vxlan-gpe-port must be >= 0\n");
1152 			}
1153 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1154 				if (parse_event_printing_config(optarg, 1)) {
1155 					rte_exit(EXIT_FAILURE,
1156 						 "invalid print-event argument\n");
1157 				}
1158 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1159 				if (parse_event_printing_config(optarg, 0)) {
1160 					rte_exit(EXIT_FAILURE,
1161 						 "invalid mask-event argument\n");
1162 				}
1163 			if (!strcmp(lgopts[opt_idx].name, "hot-plug"))
1164 				hot_plug = 1;
1165 			if (!strcmp(lgopts[opt_idx].name, "mlockall"))
1166 				do_mlockall = 1;
1167 			if (!strcmp(lgopts[opt_idx].name, "no-mlockall"))
1168 				do_mlockall = 0;
1169 			break;
1170 		case 'h':
1171 			usage(argv[0]);
1172 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1173 			break;
1174 		default:
1175 			usage(argv[0]);
1176 			rte_exit(EXIT_FAILURE,
1177 				 "Command line is incomplete or incorrect\n");
1178 			break;
1179 		}
1180 	}
1181 
1182 	/* Set offload configuration from command line parameters. */
1183 	rx_mode.offloads = rx_offloads;
1184 	tx_mode.offloads = tx_offloads;
1185 }
1186