xref: /dpdk/app/test-pmd/parameters.c (revision 2d0c29a37a9c080c1cccb1ad7941aba2ccf5437e)
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 }
206 
207 #ifdef RTE_LIBRTE_CMDLINE
208 static int
209 init_peer_eth_addrs(char *config_filename)
210 {
211 	FILE *config_file;
212 	portid_t i;
213 	char buf[50];
214 
215 	config_file = fopen(config_filename, "r");
216 	if (config_file == NULL) {
217 		perror("Failed to open eth config file\n");
218 		return -1;
219 	}
220 
221 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
222 
223 		if (fgets(buf, sizeof(buf), config_file) == NULL)
224 			break;
225 
226 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
227 				sizeof(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 
566 	static struct option lgopts[] = {
567 		{ "help",			0, 0, 0 },
568 #ifdef RTE_LIBRTE_CMDLINE
569 		{ "interactive",		0, 0, 0 },
570 		{ "cmdline-file",		1, 0, 0 },
571 		{ "auto-start",			0, 0, 0 },
572 		{ "eth-peers-configfile",	1, 0, 0 },
573 		{ "eth-peer",			1, 0, 0 },
574 #endif
575 		{ "tx-first",			0, 0, 0 },
576 		{ "stats-period",		1, 0, 0 },
577 		{ "ports",			1, 0, 0 },
578 		{ "nb-cores",			1, 0, 0 },
579 		{ "nb-ports",			1, 0, 0 },
580 		{ "coremask",			1, 0, 0 },
581 		{ "portmask",			1, 0, 0 },
582 		{ "numa",			0, 0, 0 },
583 		{ "no-numa",			0, 0, 0 },
584 		{ "mp-anon",			0, 0, 0 },
585 		{ "port-numa-config",           1, 0, 0 },
586 		{ "ring-numa-config",           1, 0, 0 },
587 		{ "socket-num",			1, 0, 0 },
588 		{ "mbuf-size",			1, 0, 0 },
589 		{ "total-num-mbufs",		1, 0, 0 },
590 		{ "max-pkt-len",		1, 0, 0 },
591 		{ "pkt-filter-mode",            1, 0, 0 },
592 		{ "pkt-filter-report-hash",     1, 0, 0 },
593 		{ "pkt-filter-size",            1, 0, 0 },
594 		{ "pkt-filter-drop-queue",      1, 0, 0 },
595 #ifdef RTE_LIBRTE_LATENCY_STATS
596 		{ "latencystats",               1, 0, 0 },
597 #endif
598 #ifdef RTE_LIBRTE_BITRATE
599 		{ "bitrate-stats",              1, 0, 0 },
600 #endif
601 		{ "disable-crc-strip",          0, 0, 0 },
602 		{ "enable-lro",                 0, 0, 0 },
603 		{ "enable-rx-cksum",            0, 0, 0 },
604 		{ "enable-rx-timestamp",        0, 0, 0 },
605 		{ "enable-scatter",             0, 0, 0 },
606 		{ "enable-hw-vlan",             0, 0, 0 },
607 		{ "enable-hw-vlan-filter",      0, 0, 0 },
608 		{ "enable-hw-vlan-strip",       0, 0, 0 },
609 		{ "enable-hw-vlan-extend",      0, 0, 0 },
610 		{ "enable-drop-en",            0, 0, 0 },
611 		{ "disable-rss",                0, 0, 0 },
612 		{ "port-topology",              1, 0, 0 },
613 		{ "forward-mode",               1, 0, 0 },
614 		{ "rss-ip",			0, 0, 0 },
615 		{ "rss-udp",			0, 0, 0 },
616 		{ "rxq",			1, 0, 0 },
617 		{ "txq",			1, 0, 0 },
618 		{ "rxd",			1, 0, 0 },
619 		{ "txd",			1, 0, 0 },
620 		{ "burst",			1, 0, 0 },
621 		{ "mbcache",			1, 0, 0 },
622 		{ "txpt",			1, 0, 0 },
623 		{ "txht",			1, 0, 0 },
624 		{ "txwt",			1, 0, 0 },
625 		{ "txfreet",			1, 0, 0 },
626 		{ "txrst",			1, 0, 0 },
627 		{ "rxpt",			1, 0, 0 },
628 		{ "rxht",			1, 0, 0 },
629 		{ "rxwt",			1, 0, 0 },
630 		{ "rxfreet",                    1, 0, 0 },
631 		{ "tx-queue-stats-mapping",	1, 0, 0 },
632 		{ "rx-queue-stats-mapping",	1, 0, 0 },
633 		{ "no-flush-rx",	0, 0, 0 },
634 		{ "flow-isolate-all",	        0, 0, 0 },
635 		{ "txpkts",			1, 0, 0 },
636 		{ "txonly-multi-flow",		0, 0, 0 },
637 		{ "disable-link-check",		0, 0, 0 },
638 		{ "no-lsc-interrupt",		0, 0, 0 },
639 		{ "no-rmv-interrupt",		0, 0, 0 },
640 		{ "print-event",		1, 0, 0 },
641 		{ "mask-event",			1, 0, 0 },
642 		{ "tx-offloads",		1, 0, 0 },
643 		{ "hot-plug",			0, 0, 0 },
644 		{ "vxlan-gpe-port",		1, 0, 0 },
645 		{ "mlockall",			0, 0, 0 },
646 		{ "no-mlockall",		0, 0, 0 },
647 		{ "mp-alloc",			1, 0, 0 },
648 		{ "noisy-tx-sw-buffer-size",	1, 0, 0 },
649 		{ "noisy-tx-sw-buffer-flushtime", 1, 0, 0 },
650 		{ "noisy-lkup-memory",		1, 0, 0 },
651 		{ "noisy-lkup-num-writes",	1, 0, 0 },
652 		{ "noisy-lkup-num-reads",	1, 0, 0 },
653 		{ "noisy-lkup-num-reads-writes", 1, 0, 0 },
654 		{ 0, 0, 0, 0 },
655 	};
656 
657 	argvopt = argv;
658 
659 #ifdef RTE_LIBRTE_CMDLINE
660 #define SHORTOPTS "i"
661 #else
662 #define SHORTOPTS ""
663 #endif
664 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
665 				 lgopts, &opt_idx)) != EOF) {
666 		switch (opt) {
667 #ifdef RTE_LIBRTE_CMDLINE
668 		case 'i':
669 			printf("Interactive-mode selected\n");
670 			interactive = 1;
671 			break;
672 #endif
673 		case 'a':
674 			printf("Auto-start selected\n");
675 			auto_start = 1;
676 			break;
677 
678 		case 0: /*long options */
679 			if (!strcmp(lgopts[opt_idx].name, "help")) {
680 				usage(argv[0]);
681 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
682 			}
683 #ifdef RTE_LIBRTE_CMDLINE
684 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
685 				printf("Interactive-mode selected\n");
686 				interactive = 1;
687 			}
688 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
689 				printf("CLI commands to be read from %s\n",
690 				       optarg);
691 				strlcpy(cmdline_filename, optarg,
692 					sizeof(cmdline_filename));
693 			}
694 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
695 				printf("Auto-start selected\n");
696 				auto_start = 1;
697 			}
698 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
699 				printf("Ports to start sending a burst of "
700 						"packets first\n");
701 				tx_first = 1;
702 			}
703 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
704 				char *end = NULL;
705 				unsigned int n;
706 
707 				n = strtoul(optarg, &end, 10);
708 				if ((optarg[0] == '\0') || (end == NULL) ||
709 						(*end != '\0'))
710 					break;
711 
712 				stats_period = n;
713 				break;
714 			}
715 			if (!strcmp(lgopts[opt_idx].name,
716 				    "eth-peers-configfile")) {
717 				if (init_peer_eth_addrs(optarg) != 0)
718 					rte_exit(EXIT_FAILURE,
719 						 "Cannot open logfile\n");
720 			}
721 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
722 				char *port_end;
723 				uint8_t c, peer_addr[6];
724 
725 				errno = 0;
726 				n = strtoul(optarg, &port_end, 10);
727 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
728 					rte_exit(EXIT_FAILURE,
729 						 "Invalid eth-peer: %s", optarg);
730 				if (n >= RTE_MAX_ETHPORTS)
731 					rte_exit(EXIT_FAILURE,
732 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
733 						 n, RTE_MAX_ETHPORTS);
734 
735 				if (cmdline_parse_etheraddr(NULL, port_end,
736 						&peer_addr, sizeof(peer_addr)) < 0)
737 					rte_exit(EXIT_FAILURE,
738 						 "Invalid ethernet address: %s\n",
739 						 port_end);
740 				for (c = 0; c < 6; c++)
741 					peer_eth_addrs[n].addr_bytes[c] =
742 						peer_addr[c];
743 				nb_peer_eth_addrs++;
744 			}
745 #endif
746 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
747 				n = atoi(optarg);
748 				if (n > 0 && n <= nb_ports)
749 					nb_fwd_ports = n;
750 				else
751 					rte_exit(EXIT_FAILURE,
752 						 "Invalid port %d\n", n);
753 			}
754 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
755 				n = atoi(optarg);
756 				if (n > 0 && n <= nb_lcores)
757 					nb_fwd_lcores = (uint8_t) n;
758 				else
759 					rte_exit(EXIT_FAILURE,
760 						 "nb-cores should be > 0 and <= %d\n",
761 						 nb_lcores);
762 			}
763 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
764 				parse_fwd_coremask(optarg);
765 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
766 				parse_fwd_portmask(optarg);
767 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
768 				numa_support = 0;
769 			if (!strcmp(lgopts[opt_idx].name, "numa"))
770 				numa_support = 1;
771 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
772 				mp_alloc_type = MP_ALLOC_ANON;
773 			}
774 			if (!strcmp(lgopts[opt_idx].name, "mp-alloc")) {
775 				if (!strcmp(optarg, "native"))
776 					mp_alloc_type = MP_ALLOC_NATIVE;
777 				else if (!strcmp(optarg, "anon"))
778 					mp_alloc_type = MP_ALLOC_ANON;
779 				else if (!strcmp(optarg, "xmem"))
780 					mp_alloc_type = MP_ALLOC_XMEM;
781 				else if (!strcmp(optarg, "xmemhuge"))
782 					mp_alloc_type = MP_ALLOC_XMEM_HUGE;
783 				else
784 					rte_exit(EXIT_FAILURE,
785 						"mp-alloc %s invalid - must be: "
786 						"native, anon, xmem or xmemhuge\n",
787 						 optarg);
788 			}
789 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
790 				if (parse_portnuma_config(optarg))
791 					rte_exit(EXIT_FAILURE,
792 					   "invalid port-numa configuration\n");
793 			}
794 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
795 				if (parse_ringnuma_config(optarg))
796 					rte_exit(EXIT_FAILURE,
797 					   "invalid ring-numa configuration\n");
798 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
799 				n = atoi(optarg);
800 				if (!new_socket_id((uint8_t)n)) {
801 					socket_num = (uint8_t)n;
802 				} else {
803 					print_invalid_socket_id_error();
804 					rte_exit(EXIT_FAILURE,
805 						"Invalid socket id");
806 				}
807 			}
808 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
809 				n = atoi(optarg);
810 				if (n > 0 && n <= 0xFFFF)
811 					mbuf_data_size = (uint16_t) n;
812 				else
813 					rte_exit(EXIT_FAILURE,
814 						 "mbuf-size should be > 0 and < 65536\n");
815 			}
816 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
817 				n = atoi(optarg);
818 				if (n > 1024)
819 					param_total_num_mbufs = (unsigned)n;
820 				else
821 					rte_exit(EXIT_FAILURE,
822 						 "total-num-mbufs should be > 1024\n");
823 			}
824 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
825 				n = atoi(optarg);
826 				if (n >= ETHER_MIN_LEN) {
827 					rx_mode.max_rx_pkt_len = (uint32_t) n;
828 					if (n > ETHER_MAX_LEN)
829 						rx_offloads |=
830 							DEV_RX_OFFLOAD_JUMBO_FRAME;
831 				} else
832 					rte_exit(EXIT_FAILURE,
833 						 "Invalid max-pkt-len=%d - should be > %d\n",
834 						 n, ETHER_MIN_LEN);
835 			}
836 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
837 				if (!strcmp(optarg, "signature"))
838 					fdir_conf.mode =
839 						RTE_FDIR_MODE_SIGNATURE;
840 				else if (!strcmp(optarg, "perfect"))
841 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
842 				else if (!strcmp(optarg, "perfect-mac-vlan"))
843 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
844 				else if (!strcmp(optarg, "perfect-tunnel"))
845 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
846 				else if (!strcmp(optarg, "none"))
847 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
848 				else
849 					rte_exit(EXIT_FAILURE,
850 						 "pkt-mode-invalid %s invalid - must be: "
851 						 "none, signature, perfect, perfect-mac-vlan"
852 						 " or perfect-tunnel\n",
853 						 optarg);
854 			}
855 			if (!strcmp(lgopts[opt_idx].name,
856 				    "pkt-filter-report-hash")) {
857 				if (!strcmp(optarg, "none"))
858 					fdir_conf.status =
859 						RTE_FDIR_NO_REPORT_STATUS;
860 				else if (!strcmp(optarg, "match"))
861 					fdir_conf.status =
862 						RTE_FDIR_REPORT_STATUS;
863 				else if (!strcmp(optarg, "always"))
864 					fdir_conf.status =
865 						RTE_FDIR_REPORT_STATUS_ALWAYS;
866 				else
867 					rte_exit(EXIT_FAILURE,
868 						 "pkt-filter-report-hash %s invalid "
869 						 "- must be: none or match or always\n",
870 						 optarg);
871 			}
872 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
873 				if (!strcmp(optarg, "64K"))
874 					fdir_conf.pballoc =
875 						RTE_FDIR_PBALLOC_64K;
876 				else if (!strcmp(optarg, "128K"))
877 					fdir_conf.pballoc =
878 						RTE_FDIR_PBALLOC_128K;
879 				else if (!strcmp(optarg, "256K"))
880 					fdir_conf.pballoc =
881 						RTE_FDIR_PBALLOC_256K;
882 				else
883 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
884 						 " must be: 64K or 128K or 256K\n",
885 						 optarg);
886 			}
887 			if (!strcmp(lgopts[opt_idx].name,
888 				    "pkt-filter-drop-queue")) {
889 				n = atoi(optarg);
890 				if (n >= 0)
891 					fdir_conf.drop_queue = (uint8_t) n;
892 				else
893 					rte_exit(EXIT_FAILURE,
894 						 "drop queue %d invalid - must"
895 						 "be >= 0 \n", n);
896 			}
897 #ifdef RTE_LIBRTE_LATENCY_STATS
898 			if (!strcmp(lgopts[opt_idx].name,
899 				    "latencystats")) {
900 				n = atoi(optarg);
901 				if (n >= 0) {
902 					latencystats_lcore_id = (lcoreid_t) n;
903 					latencystats_enabled = 1;
904 				} else
905 					rte_exit(EXIT_FAILURE,
906 						 "invalid lcore id %d for latencystats"
907 						 " must be >= 0\n", n);
908 			}
909 #endif
910 #ifdef RTE_LIBRTE_BITRATE
911 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
912 				n = atoi(optarg);
913 				if (n >= 0) {
914 					bitrate_lcore_id = (lcoreid_t) n;
915 					bitrate_enabled = 1;
916 				} else
917 					rte_exit(EXIT_FAILURE,
918 						 "invalid lcore id %d for bitrate stats"
919 						 " must be >= 0\n", n);
920 			}
921 #endif
922 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
923 				rx_offloads |= DEV_RX_OFFLOAD_KEEP_CRC;
924 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
925 				rx_offloads |= DEV_RX_OFFLOAD_TCP_LRO;
926 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
927 				rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
928 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
929 				rx_offloads |= DEV_RX_OFFLOAD_CHECKSUM;
930 			if (!strcmp(lgopts[opt_idx].name,
931 					"enable-rx-timestamp"))
932 				rx_offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
933 			if (!strcmp(lgopts[opt_idx].name, "enable-hw-vlan"))
934 				rx_offloads |= DEV_RX_OFFLOAD_VLAN;
935 
936 			if (!strcmp(lgopts[opt_idx].name,
937 					"enable-hw-vlan-filter"))
938 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
939 
940 			if (!strcmp(lgopts[opt_idx].name,
941 					"enable-hw-vlan-strip"))
942 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
943 
944 			if (!strcmp(lgopts[opt_idx].name,
945 					"enable-hw-vlan-extend"))
946 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
947 
948 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
949 				rx_drop_en = 1;
950 
951 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
952 				rss_hf = 0;
953 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
954 				if (!strcmp(optarg, "paired"))
955 					port_topology = PORT_TOPOLOGY_PAIRED;
956 				else if (!strcmp(optarg, "chained"))
957 					port_topology = PORT_TOPOLOGY_CHAINED;
958 				else if (!strcmp(optarg, "loop"))
959 					port_topology = PORT_TOPOLOGY_LOOP;
960 				else
961 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
962 						 " must be: paired, chained or loop\n",
963 						 optarg);
964 			}
965 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
966 				set_pkt_forwarding_mode(optarg);
967 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
968 				rss_hf = ETH_RSS_IP;
969 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
970 				rss_hf = ETH_RSS_UDP;
971 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
972 				n = atoi(optarg);
973 				if (n >= 0 && check_nb_rxq((queueid_t)n) == 0)
974 					nb_rxq = (queueid_t) n;
975 				else
976 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
977 						  " >= 0 && <= %u\n", n,
978 						  get_allowed_max_nb_rxq(&pid));
979 			}
980 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
981 				n = atoi(optarg);
982 				if (n >= 0 && check_nb_txq((queueid_t)n) == 0)
983 					nb_txq = (queueid_t) n;
984 				else
985 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
986 						  " >= 0 && <= %u\n", n,
987 						  get_allowed_max_nb_txq(&pid));
988 			}
989 			if (!nb_rxq && !nb_txq) {
990 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
991 						"be non-zero\n");
992 			}
993 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
994 				n = atoi(optarg);
995 				if (n == 0) {
996 					/* A burst size of zero means that the
997 					 * PMD should be queried for
998 					 * recommended Rx burst size. Since
999 					 * testpmd uses a single size for all
1000 					 * ports, port 0 is queried for the
1001 					 * value, on the assumption that all
1002 					 * ports are of the same NIC model.
1003 					 */
1004 					rte_eth_dev_info_get(0, &dev_info);
1005 					rec_nb_pkts = dev_info
1006 						.default_rxportconf.burst_size;
1007 
1008 					if (rec_nb_pkts == 0)
1009 						rte_exit(EXIT_FAILURE,
1010 							"PMD does not recommend a burst size. "
1011 							"Provided value must be between "
1012 							"1 and %d\n", MAX_PKT_BURST);
1013 					else if (rec_nb_pkts > MAX_PKT_BURST)
1014 						rte_exit(EXIT_FAILURE,
1015 							"PMD recommended burst size of %d"
1016 							" exceeds maximum value of %d\n",
1017 							rec_nb_pkts, MAX_PKT_BURST);
1018 					printf("Using PMD-provided burst value of %d\n",
1019 						rec_nb_pkts);
1020 					nb_pkt_per_burst = rec_nb_pkts;
1021 				} else if (n > MAX_PKT_BURST)
1022 					rte_exit(EXIT_FAILURE,
1023 						"burst must be between1 and %d\n",
1024 						MAX_PKT_BURST);
1025 				else
1026 					nb_pkt_per_burst = (uint16_t) n;
1027 			}
1028 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
1029 				n = atoi(optarg);
1030 				if ((n >= 0) &&
1031 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
1032 					mb_mempool_cache = (uint16_t) n;
1033 				else
1034 					rte_exit(EXIT_FAILURE,
1035 						 "mbcache must be >= 0 and <= %d\n",
1036 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
1037 			}
1038 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
1039 				n = atoi(optarg);
1040 				if (n >= 0)
1041 					tx_free_thresh = (int16_t)n;
1042 				else
1043 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
1044 			}
1045 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
1046 				n = atoi(optarg);
1047 				if (n >= 0)
1048 					tx_rs_thresh = (int16_t)n;
1049 				else
1050 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
1051 			}
1052 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1053 				n = atoi(optarg);
1054 				if (n > 0) {
1055 					if (rx_free_thresh >= n)
1056 						rte_exit(EXIT_FAILURE,
1057 							 "rxd must be > "
1058 							 "rx_free_thresh(%d)\n",
1059 							 (int)rx_free_thresh);
1060 					else
1061 						nb_rxd = (uint16_t) n;
1062 				} else
1063 					rte_exit(EXIT_FAILURE,
1064 						 "rxd(%d) invalid - must be > 0\n",
1065 						 n);
1066 			}
1067 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
1068 				n = atoi(optarg);
1069 				if (n > 0)
1070 					nb_txd = (uint16_t) n;
1071 				else
1072 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1073 			}
1074 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1075 				n = atoi(optarg);
1076 				if (n >= 0)
1077 					tx_pthresh = (int8_t)n;
1078 				else
1079 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1080 			}
1081 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1082 				n = atoi(optarg);
1083 				if (n >= 0)
1084 					tx_hthresh = (int8_t)n;
1085 				else
1086 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1087 			}
1088 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1089 				n = atoi(optarg);
1090 				if (n >= 0)
1091 					tx_wthresh = (int8_t)n;
1092 				else
1093 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1094 			}
1095 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1096 				n = atoi(optarg);
1097 				if (n >= 0)
1098 					rx_pthresh = (int8_t)n;
1099 				else
1100 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1101 			}
1102 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1103 				n = atoi(optarg);
1104 				if (n >= 0)
1105 					rx_hthresh = (int8_t)n;
1106 				else
1107 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1108 			}
1109 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1110 				n = atoi(optarg);
1111 				if (n >= 0)
1112 					rx_wthresh = (int8_t)n;
1113 				else
1114 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1115 			}
1116 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1117 				n = atoi(optarg);
1118 				if (n >= 0)
1119 					rx_free_thresh = (int16_t)n;
1120 				else
1121 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1122 			}
1123 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1124 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1125 					rte_exit(EXIT_FAILURE,
1126 						 "invalid TX queue statistics mapping config entered\n");
1127 				}
1128 			}
1129 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1130 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1131 					rte_exit(EXIT_FAILURE,
1132 						 "invalid RX queue statistics mapping config entered\n");
1133 				}
1134 			}
1135 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1136 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1137 				unsigned int nb_segs;
1138 
1139 				nb_segs = parse_item_list(optarg, "txpkt segments",
1140 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1141 				if (nb_segs > 0)
1142 					set_tx_pkt_segments(seg_lengths, nb_segs);
1143 				else
1144 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1145 			}
1146 			if (!strcmp(lgopts[opt_idx].name, "txonly-multi-flow"))
1147 				txonly_multi_flow = 1;
1148 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1149 				no_flush_rx = 1;
1150 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1151 				no_link_check = 1;
1152 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1153 				lsc_interrupt = 0;
1154 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1155 				rmv_interrupt = 0;
1156 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1157 				flow_isolate_all = 1;
1158 			if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
1159 				char *end = NULL;
1160 				n = strtoull(optarg, &end, 16);
1161 				if (n >= 0)
1162 					tx_offloads = (uint64_t)n;
1163 				else
1164 					rte_exit(EXIT_FAILURE,
1165 						 "tx-offloads must be >= 0\n");
1166 			}
1167 			if (!strcmp(lgopts[opt_idx].name, "vxlan-gpe-port")) {
1168 				n = atoi(optarg);
1169 				if (n >= 0)
1170 					vxlan_gpe_udp_port = (uint16_t)n;
1171 				else
1172 					rte_exit(EXIT_FAILURE,
1173 						 "vxlan-gpe-port must be >= 0\n");
1174 			}
1175 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1176 				if (parse_event_printing_config(optarg, 1)) {
1177 					rte_exit(EXIT_FAILURE,
1178 						 "invalid print-event argument\n");
1179 				}
1180 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1181 				if (parse_event_printing_config(optarg, 0)) {
1182 					rte_exit(EXIT_FAILURE,
1183 						 "invalid mask-event argument\n");
1184 				}
1185 			if (!strcmp(lgopts[opt_idx].name, "hot-plug"))
1186 				hot_plug = 1;
1187 			if (!strcmp(lgopts[opt_idx].name, "mlockall"))
1188 				do_mlockall = 1;
1189 			if (!strcmp(lgopts[opt_idx].name, "no-mlockall"))
1190 				do_mlockall = 0;
1191 			if (!strcmp(lgopts[opt_idx].name,
1192 				    "noisy-tx-sw-buffer-size")) {
1193 				n = atoi(optarg);
1194 				if (n >= 0)
1195 					noisy_tx_sw_bufsz = n;
1196 				else
1197 					rte_exit(EXIT_FAILURE,
1198 						"noisy-tx-sw-buffer-size must be >= 0\n");
1199 			}
1200 			if (!strcmp(lgopts[opt_idx].name,
1201 				    "noisy-tx-sw-buffer-flushtime")) {
1202 				n = atoi(optarg);
1203 				if (n >= 0)
1204 					noisy_tx_sw_buf_flush_time = n;
1205 				else
1206 					rte_exit(EXIT_FAILURE,
1207 						 "noisy-tx-sw-buffer-flushtime must be >= 0\n");
1208 			}
1209 			if (!strcmp(lgopts[opt_idx].name,
1210 				    "noisy-lkup-memory")) {
1211 				n = atoi(optarg);
1212 				if (n >= 0)
1213 					noisy_lkup_mem_sz = n;
1214 				else
1215 					rte_exit(EXIT_FAILURE,
1216 						 "noisy-lkup-memory must be >= 0\n");
1217 			}
1218 			if (!strcmp(lgopts[opt_idx].name,
1219 				    "noisy-lkup-num-writes")) {
1220 				n = atoi(optarg);
1221 				if (n >= 0)
1222 					noisy_lkup_num_writes = n;
1223 				else
1224 					rte_exit(EXIT_FAILURE,
1225 						 "noisy-lkup-num-writes must be >= 0\n");
1226 			}
1227 			if (!strcmp(lgopts[opt_idx].name,
1228 				    "noisy-lkup-num-reads")) {
1229 				n = atoi(optarg);
1230 				if (n >= 0)
1231 					noisy_lkup_num_reads = n;
1232 				else
1233 					rte_exit(EXIT_FAILURE,
1234 						 "noisy-lkup-num-reads must be >= 0\n");
1235 			}
1236 			if (!strcmp(lgopts[opt_idx].name,
1237 				    "noisy-lkup-num-reads-writes")) {
1238 				n = atoi(optarg);
1239 				if (n >= 0)
1240 					noisy_lkup_num_reads_writes = n;
1241 				else
1242 					rte_exit(EXIT_FAILURE,
1243 						 "noisy-lkup-num-reads-writes must be >= 0\n");
1244 			}
1245 			break;
1246 		case 'h':
1247 			usage(argv[0]);
1248 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1249 			break;
1250 		default:
1251 			usage(argv[0]);
1252 			rte_exit(EXIT_FAILURE,
1253 				 "Command line is incomplete or incorrect\n");
1254 			break;
1255 		}
1256 	}
1257 
1258 	/* Set offload configuration from command line parameters. */
1259 	rx_mode.offloads = rx_offloads;
1260 	tx_mode.offloads = tx_offloads;
1261 }
1262