xref: /dpdk/app/test-pmd/parameters.c (revision 10b71caecbe1cddcbb65c050ca775fba575e88db)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2010-2017 Intel Corporation
3  */
4 
5 #include <errno.h>
6 #include <getopt.h>
7 #include <stdarg.h>
8 #include <stdio.h>
9 #include <stdlib.h>
10 #include <signal.h>
11 #include <string.h>
12 #include <time.h>
13 #include <fcntl.h>
14 #include <sys/types.h>
15 
16 #include <sys/queue.h>
17 #include <sys/stat.h>
18 
19 #include <stdint.h>
20 #include <unistd.h>
21 #include <inttypes.h>
22 #include <arpa/inet.h>
23 
24 #include <rte_common.h>
25 #include <rte_byteorder.h>
26 #include <rte_log.h>
27 #include <rte_debug.h>
28 #include <rte_cycles.h>
29 #include <rte_memory.h>
30 #include <rte_launch.h>
31 #include <rte_eal.h>
32 #include <rte_per_lcore.h>
33 #include <rte_lcore.h>
34 #include <rte_atomic.h>
35 #include <rte_branch_prediction.h>
36 #include <rte_mempool.h>
37 #include <rte_interrupts.h>
38 #include <rte_pci.h>
39 #include <rte_ether.h>
40 #include <rte_ethdev.h>
41 #include <rte_string_fns.h>
42 #ifdef RTE_LIBRTE_PMD_BOND
43 #include <rte_eth_bond.h>
44 #endif
45 #include <rte_flow.h>
46 
47 #include "testpmd.h"
48 
49 static void
50 usage(char* progname)
51 {
52 	printf("usage: %s [EAL options] -- "
53 #ifdef RTE_LIBRTE_CMDLINE
54 	       "[--interactive|-i] "
55 	       "[--cmdline-file=FILENAME] "
56 #endif
57 	       "[--help|-h] | [--auto-start|-a] | ["
58 	       "--tx-first | --stats-period=PERIOD | "
59 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
60 	       "--portlist=PORTLIST "
61 	       "--mbuf-size= | --total-num-mbufs= | "
62 	       "--nb-cores= | --nb-ports= | "
63 #ifdef RTE_LIBRTE_CMDLINE
64 	       "--eth-peers-configfile= | "
65 	       "--eth-peer=X,M:M:M:M:M:M | "
66 	       "--tx-ip=SRC,DST | --tx-udp=PORT | "
67 #endif
68 	       "--pkt-filter-mode= |"
69 	       "--rss-ip | --rss-udp | "
70 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
71 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
72 	       "--txrst= | --tx-offloads= | | --rx-offloads= | "
73 	       "--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("  --portlist=PORTLIST: list of forwarding ports\n");
97 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
98 	       "RX memory buffers (mbufs).\n");
99 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
100 	       "specify the socket on which the memory pool "
101 	       "used by the port will be allocated.\n");
102 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
103 	       "specify the socket on which the TX/RX rings for "
104 	       "the port will be allocated "
105 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
106 	printf("  --socket-num=N: set socket from which all memory is allocated "
107 	       "in NUMA mode.\n");
108 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
109 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
110 	       "in mbuf pools.\n");
111 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
112 	printf("  --max-lro-pkt-size=N: set the maximum LRO aggregated packet "
113 	       "size to N bytes.\n");
114 #ifdef RTE_LIBRTE_CMDLINE
115 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
116 	       "of peer ports.\n");
117 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
118 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
119 #endif
120 	printf("  --pkt-filter-mode=N: set Flow Director mode "
121 	       "(N: none (default mode) or signature or perfect).\n");
122 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
123 	       "(N: none  or match (default) or always).\n");
124 	printf("  --pkt-filter-size=N: set Flow Director mode "
125 	       "(N: 64K (default mode) or 128K or 256K).\n");
126 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
127 	       "In perfect mode, when you add a rule with queue = -1 "
128 	       "the packet will be enqueued into the rx drop-queue. "
129 	       "If the drop-queue doesn't exist, the packet is dropped. "
130 	       "By default drop-queue=127.\n");
131 #ifdef RTE_LIBRTE_LATENCY_STATS
132 	printf("  --latencystats=N: enable latency and jitter statistcs "
133 	       "monitoring on forwarding lcore id N.\n");
134 #endif
135 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
136 	printf("  --enable-lro: enable large receive offload.\n");
137 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
138 	printf("  --enable-rx-timestamp: enable rx hardware timestamp offload.\n");
139 	printf("  --enable-hw-vlan: enable hardware vlan.\n");
140 	printf("  --enable-hw-vlan-filter: enable hardware vlan filter.\n");
141 	printf("  --enable-hw-vlan-strip: enable hardware vlan strip.\n");
142 	printf("  --enable-hw-vlan-extend: enable hardware vlan extend.\n");
143 	printf("  --enable-hw-qinq-strip: enable hardware qinq strip.\n");
144 	printf("  --enable-drop-en: enable per queue packet drop.\n");
145 	printf("  --disable-rss: disable rss.\n");
146 	printf("  --port-topology=<paired|chained|loop>: set port topology (paired "
147 	       "is default).\n");
148 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
149 	       list_pkt_forwarding_modes());
150 	printf("  --forward-mode=5tswap: set forwarding mode to "
151 			"swap L2,L3,L4 for MAC, IPv4/IPv6 and TCP/UDP only.\n");
152 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
153 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
154 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
155 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
156 	printf("  --txq=N: set the number of TX queues per port to N.\n");
157 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
158 	printf("  --hairpinq=N: set the number of hairpin queues per port to "
159 	       "N.\n");
160 	printf("  --burst=N: set the number of packets per burst to N.\n");
161 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
162 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
163 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
164 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
165 	       "(0 <= N < value of rxd).\n");
166 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
167 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
168 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
169 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
170 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
171 	       "(0 <= N <= value of txd).\n");
172 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
173 	       "(0 <= N <= value of txd).\n");
174 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
175 	       "tx queues statistics counters mapping "
176 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
177 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
178 	       "rx queues statistics counters mapping "
179 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
180 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
181 	       " Used mainly with PCAP drivers.\n");
182 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
183 		" or total packet length.\n");
184 	printf("  --txonly-multi-flow: generate multiple flows in txonly mode\n");
185 	printf("  --disable-link-check: disable check on link status when "
186 	       "starting/stopping ports.\n");
187 	printf("  --disable-device-start: do not automatically start port\n");
188 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
189 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
190 	printf("  --bitrate-stats=N: set the logical core N to perform "
191 		"bit-rate calculation.\n");
192 	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|flow_aged|all>: "
193 	       "enable print of designated event or all of them.\n");
194 	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|flow_aged|all>: "
195 	       "disable print of designated event or all of them.\n");
196 	printf("  --flow-isolate-all: "
197 	       "requests flow API isolated mode on all ports at initialization time.\n");
198 	printf("  --tx-offloads=0xXXXXXXXX: hexadecimal bitmask of TX queue offloads\n");
199 	printf("  --rx-offloads=0xXXXXXXXX: hexadecimal bitmask of RX queue offloads\n");
200 	printf("  --hot-plug: enable hot plug for device.\n");
201 	printf("  --vxlan-gpe-port=N: UPD port of tunnel VXLAN-GPE\n");
202 	printf("  --mlockall: lock all memory\n");
203 	printf("  --no-mlockall: do not lock all memory\n");
204 	printf("  --mp-alloc <native|anon|xmem|xmemhuge>: mempool allocation method.\n"
205 	       "    native: use regular DPDK memory to create and populate mempool\n"
206 	       "    anon: use regular DPDK memory to create and anonymous memory to populate mempool\n"
207 	       "    xmem: use anonymous memory to create and populate mempool\n"
208 	       "    xmemhuge: use anonymous hugepage memory to create and populate mempool\n");
209 	printf("  --noisy-tx-sw-buffer-size=N: size of FIFO buffer\n");
210 	printf("  --noisy-tx-sw-buffer-flushtime=N: flush FIFO after N ms\n");
211 	printf("  --noisy-lkup-memory=N: allocate N MB of VNF memory\n");
212 	printf("  --noisy-lkup-num-writes=N: do N random writes per packet\n");
213 	printf("  --noisy-lkup-num-reads=N: do N random reads per packet\n");
214 	printf("  --noisy-lkup-num-writes=N: do N random reads and writes per packet\n");
215 	printf("  --no-iova-contig: mempool memory can be IOVA non contiguous. "
216 	       "valid only with --mp-alloc=anon\n");
217 	printf("  --rx-mq-mode=0xX: hexadecimal bitmask of RX mq mode can be "
218 	       "enabled\n");
219 }
220 
221 #ifdef RTE_LIBRTE_CMDLINE
222 static int
223 init_peer_eth_addrs(char *config_filename)
224 {
225 	FILE *config_file;
226 	portid_t i;
227 	char buf[50];
228 
229 	config_file = fopen(config_filename, "r");
230 	if (config_file == NULL) {
231 		perror("Failed to open eth config file\n");
232 		return -1;
233 	}
234 
235 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
236 
237 		if (fgets(buf, sizeof(buf), config_file) == NULL)
238 			break;
239 
240 		if (rte_ether_unformat_addr(buf, &peer_eth_addrs[i]) < 0) {
241 			printf("Bad MAC address format on line %d\n", i+1);
242 			fclose(config_file);
243 			return -1;
244 		}
245 	}
246 	fclose(config_file);
247 	nb_peer_eth_addrs = (portid_t) i;
248 	return 0;
249 }
250 #endif
251 
252 /*
253  * Parse the coremask given as argument (hexadecimal string) and set
254  * the global configuration of forwarding cores.
255  */
256 static void
257 parse_fwd_coremask(const char *coremask)
258 {
259 	char *end;
260 	unsigned long long int cm;
261 
262 	/* parse hexadecimal string */
263 	end = NULL;
264 	cm = strtoull(coremask, &end, 16);
265 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
266 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
267 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
268 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
269 }
270 
271 /*
272  * Parse the coremask given as argument (hexadecimal string) and set
273  * the global configuration of forwarding cores.
274  */
275 static void
276 parse_fwd_portmask(const char *portmask)
277 {
278 	char *end;
279 	unsigned long long int pm;
280 
281 	/* parse hexadecimal string */
282 	end = NULL;
283 	pm = strtoull(portmask, &end, 16);
284 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
285 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
286 	else
287 		set_fwd_ports_mask((uint64_t) pm);
288 }
289 
290 
291 static int
292 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
293 {
294 	char s[256];
295 	const char *p, *p0 = q_arg;
296 	char *end;
297 	enum fieldnames {
298 		FLD_PORT = 0,
299 		FLD_QUEUE,
300 		FLD_STATS_COUNTER,
301 		_NUM_FLD
302 	};
303 	unsigned long int_fld[_NUM_FLD];
304 	char *str_fld[_NUM_FLD];
305 	int i;
306 	unsigned size;
307 
308 	/* reset from value set at definition */
309 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
310 
311 	while ((p = strchr(p0,'(')) != NULL) {
312 		++p;
313 		if((p0 = strchr(p,')')) == NULL)
314 			return -1;
315 
316 		size = p0 - p;
317 		if(size >= sizeof(s))
318 			return -1;
319 
320 		snprintf(s, sizeof(s), "%.*s", size, p);
321 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
322 			return -1;
323 		for (i = 0; i < _NUM_FLD; i++){
324 			errno = 0;
325 			int_fld[i] = strtoul(str_fld[i], &end, 0);
326 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
327 				return -1;
328 		}
329 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
330 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
331 			printf("Stats counter not in the correct range 0..%d\n",
332 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
333 			return -1;
334 		}
335 
336 		if (!is_rx) {
337 			if ((nb_tx_queue_stats_mappings >=
338 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
339 				printf("exceeded max number of TX queue "
340 						"statistics mappings: %hu\n",
341 						nb_tx_queue_stats_mappings);
342 				return -1;
343 			}
344 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
345 				(uint8_t)int_fld[FLD_PORT];
346 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
347 				(uint8_t)int_fld[FLD_QUEUE];
348 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
349 				(uint8_t)int_fld[FLD_STATS_COUNTER];
350 			++nb_tx_queue_stats_mappings;
351 		}
352 		else {
353 			if ((nb_rx_queue_stats_mappings >=
354 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
355 				printf("exceeded max number of RX queue "
356 						"statistics mappings: %hu\n",
357 						nb_rx_queue_stats_mappings);
358 				return -1;
359 			}
360 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
361 				(uint8_t)int_fld[FLD_PORT];
362 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
363 				(uint8_t)int_fld[FLD_QUEUE];
364 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
365 				(uint8_t)int_fld[FLD_STATS_COUNTER];
366 			++nb_rx_queue_stats_mappings;
367 		}
368 
369 	}
370 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
371 /* than to the default array (that was set at its definition) */
372 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
373 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
374 	return 0;
375 }
376 
377 static void
378 print_invalid_socket_id_error(void)
379 {
380 	unsigned int i = 0;
381 
382 	printf("Invalid socket id, options are: ");
383 	for (i = 0; i < num_sockets; i++) {
384 		printf("%u%s", socket_ids[i],
385 		      (i == num_sockets - 1) ? "\n" : ",");
386 	}
387 }
388 
389 static int
390 parse_portnuma_config(const char *q_arg)
391 {
392 	char s[256];
393 	const char *p, *p0 = q_arg;
394 	char *end;
395 	uint8_t i, socket_id;
396 	portid_t port_id;
397 	unsigned size;
398 	enum fieldnames {
399 		FLD_PORT = 0,
400 		FLD_SOCKET,
401 		_NUM_FLD
402 	};
403 	unsigned long int_fld[_NUM_FLD];
404 	char *str_fld[_NUM_FLD];
405 
406 	/* reset from value set at definition */
407 	while ((p = strchr(p0,'(')) != NULL) {
408 		++p;
409 		if((p0 = strchr(p,')')) == NULL)
410 			return -1;
411 
412 		size = p0 - p;
413 		if(size >= sizeof(s))
414 			return -1;
415 
416 		snprintf(s, sizeof(s), "%.*s", size, p);
417 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
418 			return -1;
419 		for (i = 0; i < _NUM_FLD; i++) {
420 			errno = 0;
421 			int_fld[i] = strtoul(str_fld[i], &end, 0);
422 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
423 				return -1;
424 		}
425 		port_id = (portid_t)int_fld[FLD_PORT];
426 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
427 			port_id == (portid_t)RTE_PORT_ALL) {
428 			print_valid_ports();
429 			return -1;
430 		}
431 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
432 		if (new_socket_id(socket_id)) {
433 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
434 				print_invalid_socket_id_error();
435 				return -1;
436 			}
437 			socket_ids[num_sockets++] = socket_id;
438 		}
439 		port_numa[port_id] = socket_id;
440 	}
441 
442 	return 0;
443 }
444 
445 static int
446 parse_ringnuma_config(const char *q_arg)
447 {
448 	char s[256];
449 	const char *p, *p0 = q_arg;
450 	char *end;
451 	uint8_t i, ring_flag, socket_id;
452 	portid_t port_id;
453 	unsigned size;
454 	enum fieldnames {
455 		FLD_PORT = 0,
456 		FLD_FLAG,
457 		FLD_SOCKET,
458 		_NUM_FLD
459 	};
460 	unsigned long int_fld[_NUM_FLD];
461 	char *str_fld[_NUM_FLD];
462 	#define RX_RING_ONLY 0x1
463 	#define TX_RING_ONLY 0x2
464 	#define RXTX_RING    0x3
465 
466 	/* reset from value set at definition */
467 	while ((p = strchr(p0,'(')) != NULL) {
468 		++p;
469 		if((p0 = strchr(p,')')) == NULL)
470 			return -1;
471 
472 		size = p0 - p;
473 		if(size >= sizeof(s))
474 			return -1;
475 
476 		snprintf(s, sizeof(s), "%.*s", size, p);
477 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
478 			return -1;
479 		for (i = 0; i < _NUM_FLD; i++) {
480 			errno = 0;
481 			int_fld[i] = strtoul(str_fld[i], &end, 0);
482 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
483 				return -1;
484 		}
485 		port_id = (portid_t)int_fld[FLD_PORT];
486 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
487 			port_id == (portid_t)RTE_PORT_ALL) {
488 			print_valid_ports();
489 			return -1;
490 		}
491 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
492 		if (new_socket_id(socket_id)) {
493 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
494 				print_invalid_socket_id_error();
495 				return -1;
496 			}
497 			socket_ids[num_sockets++] = socket_id;
498 		}
499 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
500 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
501 			printf("Invalid ring-flag=%d config for port =%d\n",
502 				ring_flag,port_id);
503 			return -1;
504 		}
505 
506 		switch (ring_flag & RXTX_RING) {
507 		case RX_RING_ONLY:
508 			rxring_numa[port_id] = socket_id;
509 			break;
510 		case TX_RING_ONLY:
511 			txring_numa[port_id] = socket_id;
512 			break;
513 		case RXTX_RING:
514 			rxring_numa[port_id] = socket_id;
515 			txring_numa[port_id] = socket_id;
516 			break;
517 		default:
518 			printf("Invalid ring-flag=%d config for port=%d\n",
519 				ring_flag,port_id);
520 			break;
521 		}
522 	}
523 
524 	return 0;
525 }
526 
527 static int
528 parse_event_printing_config(const char *optarg, int enable)
529 {
530 	uint32_t mask = 0;
531 
532 	if (!strcmp(optarg, "unknown"))
533 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
534 	else if (!strcmp(optarg, "intr_lsc"))
535 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
536 	else if (!strcmp(optarg, "queue_state"))
537 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
538 	else if (!strcmp(optarg, "intr_reset"))
539 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
540 	else if (!strcmp(optarg, "vf_mbox"))
541 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
542 	else if (!strcmp(optarg, "ipsec"))
543 		mask = UINT32_C(1) << RTE_ETH_EVENT_IPSEC;
544 	else if (!strcmp(optarg, "macsec"))
545 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
546 	else if (!strcmp(optarg, "intr_rmv"))
547 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
548 	else if (!strcmp(optarg, "dev_probed"))
549 		mask = UINT32_C(1) << RTE_ETH_EVENT_NEW;
550 	else if (!strcmp(optarg, "dev_released"))
551 		mask = UINT32_C(1) << RTE_ETH_EVENT_DESTROY;
552 	else if (!strcmp(optarg, "flow_aged"))
553 		mask = UINT32_C(1) << RTE_ETH_EVENT_FLOW_AGED;
554 	else if (!strcmp(optarg, "all"))
555 		mask = ~UINT32_C(0);
556 	else {
557 		fprintf(stderr, "Invalid event: %s\n", optarg);
558 		return -1;
559 	}
560 	if (enable)
561 		event_print_mask |= mask;
562 	else
563 		event_print_mask &= ~mask;
564 	return 0;
565 }
566 
567 void
568 launch_args_parse(int argc, char** argv)
569 {
570 	int n, opt;
571 	char **argvopt;
572 	int opt_idx;
573 	portid_t pid;
574 	enum { TX, RX };
575 	/* Default offloads for all ports. */
576 	uint64_t rx_offloads = rx_mode.offloads;
577 	uint64_t tx_offloads = tx_mode.offloads;
578 	struct rte_eth_dev_info dev_info;
579 	uint16_t rec_nb_pkts;
580 	int ret;
581 
582 	static struct option lgopts[] = {
583 		{ "help",			0, 0, 0 },
584 #ifdef RTE_LIBRTE_CMDLINE
585 		{ "interactive",		0, 0, 0 },
586 		{ "cmdline-file",		1, 0, 0 },
587 		{ "auto-start",			0, 0, 0 },
588 		{ "eth-peers-configfile",	1, 0, 0 },
589 		{ "eth-peer",			1, 0, 0 },
590 #endif
591 		{ "tx-first",			0, 0, 0 },
592 		{ "stats-period",		1, 0, 0 },
593 		{ "ports",			1, 0, 0 },
594 		{ "nb-cores",			1, 0, 0 },
595 		{ "nb-ports",			1, 0, 0 },
596 		{ "coremask",			1, 0, 0 },
597 		{ "portmask",			1, 0, 0 },
598 		{ "portlist",			1, 0, 0 },
599 		{ "numa",			0, 0, 0 },
600 		{ "no-numa",			0, 0, 0 },
601 		{ "mp-anon",			0, 0, 0 },
602 		{ "port-numa-config",           1, 0, 0 },
603 		{ "ring-numa-config",           1, 0, 0 },
604 		{ "socket-num",			1, 0, 0 },
605 		{ "mbuf-size",			1, 0, 0 },
606 		{ "total-num-mbufs",		1, 0, 0 },
607 		{ "max-pkt-len",		1, 0, 0 },
608 		{ "max-lro-pkt-size",		1, 0, 0 },
609 		{ "pkt-filter-mode",            1, 0, 0 },
610 		{ "pkt-filter-report-hash",     1, 0, 0 },
611 		{ "pkt-filter-size",            1, 0, 0 },
612 		{ "pkt-filter-drop-queue",      1, 0, 0 },
613 #ifdef RTE_LIBRTE_LATENCY_STATS
614 		{ "latencystats",               1, 0, 0 },
615 #endif
616 #ifdef RTE_LIBRTE_BITRATE
617 		{ "bitrate-stats",              1, 0, 0 },
618 #endif
619 		{ "disable-crc-strip",          0, 0, 0 },
620 		{ "enable-lro",                 0, 0, 0 },
621 		{ "enable-rx-cksum",            0, 0, 0 },
622 		{ "enable-rx-timestamp",        0, 0, 0 },
623 		{ "enable-scatter",             0, 0, 0 },
624 		{ "enable-hw-vlan",             0, 0, 0 },
625 		{ "enable-hw-vlan-filter",      0, 0, 0 },
626 		{ "enable-hw-vlan-strip",       0, 0, 0 },
627 		{ "enable-hw-vlan-extend",      0, 0, 0 },
628 		{ "enable-hw-qinq-strip",       0, 0, 0 },
629 		{ "enable-drop-en",            0, 0, 0 },
630 		{ "disable-rss",                0, 0, 0 },
631 		{ "port-topology",              1, 0, 0 },
632 		{ "forward-mode",               1, 0, 0 },
633 		{ "rss-ip",			0, 0, 0 },
634 		{ "rss-udp",			0, 0, 0 },
635 		{ "rxq",			1, 0, 0 },
636 		{ "txq",			1, 0, 0 },
637 		{ "rxd",			1, 0, 0 },
638 		{ "txd",			1, 0, 0 },
639 		{ "hairpinq",			1, 0, 0 },
640 		{ "burst",			1, 0, 0 },
641 		{ "mbcache",			1, 0, 0 },
642 		{ "txpt",			1, 0, 0 },
643 		{ "txht",			1, 0, 0 },
644 		{ "txwt",			1, 0, 0 },
645 		{ "txfreet",			1, 0, 0 },
646 		{ "txrst",			1, 0, 0 },
647 		{ "rxpt",			1, 0, 0 },
648 		{ "rxht",			1, 0, 0 },
649 		{ "rxwt",			1, 0, 0 },
650 		{ "rxfreet",                    1, 0, 0 },
651 		{ "tx-queue-stats-mapping",	1, 0, 0 },
652 		{ "rx-queue-stats-mapping",	1, 0, 0 },
653 		{ "no-flush-rx",	0, 0, 0 },
654 		{ "flow-isolate-all",	        0, 0, 0 },
655 		{ "txpkts",			1, 0, 0 },
656 		{ "txonly-multi-flow",		0, 0, 0 },
657 		{ "disable-link-check",		0, 0, 0 },
658 		{ "disable-device-start",	0, 0, 0 },
659 		{ "no-lsc-interrupt",		0, 0, 0 },
660 		{ "no-rmv-interrupt",		0, 0, 0 },
661 		{ "print-event",		1, 0, 0 },
662 		{ "mask-event",			1, 0, 0 },
663 		{ "tx-offloads",		1, 0, 0 },
664 		{ "rx-offloads",		1, 0, 0 },
665 		{ "hot-plug",			0, 0, 0 },
666 		{ "vxlan-gpe-port",		1, 0, 0 },
667 		{ "mlockall",			0, 0, 0 },
668 		{ "no-mlockall",		0, 0, 0 },
669 		{ "mp-alloc",			1, 0, 0 },
670 		{ "tx-ip",			1, 0, 0 },
671 		{ "tx-udp",			1, 0, 0 },
672 		{ "noisy-tx-sw-buffer-size",	1, 0, 0 },
673 		{ "noisy-tx-sw-buffer-flushtime", 1, 0, 0 },
674 		{ "noisy-lkup-memory",		1, 0, 0 },
675 		{ "noisy-lkup-num-writes",	1, 0, 0 },
676 		{ "noisy-lkup-num-reads",	1, 0, 0 },
677 		{ "noisy-lkup-num-reads-writes", 1, 0, 0 },
678 		{ "no-iova-contig",             0, 0, 0 },
679 		{ "rx-mq-mode",                 1, 0, 0 },
680 		{ 0, 0, 0, 0 },
681 	};
682 
683 	argvopt = argv;
684 
685 #ifdef RTE_LIBRTE_CMDLINE
686 #define SHORTOPTS "i"
687 #else
688 #define SHORTOPTS ""
689 #endif
690 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
691 				 lgopts, &opt_idx)) != EOF) {
692 		switch (opt) {
693 #ifdef RTE_LIBRTE_CMDLINE
694 		case 'i':
695 			printf("Interactive-mode selected\n");
696 			interactive = 1;
697 			break;
698 #endif
699 		case 'a':
700 			printf("Auto-start selected\n");
701 			auto_start = 1;
702 			break;
703 
704 		case 0: /*long options */
705 			if (!strcmp(lgopts[opt_idx].name, "help")) {
706 				usage(argv[0]);
707 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
708 			}
709 #ifdef RTE_LIBRTE_CMDLINE
710 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
711 				printf("Interactive-mode selected\n");
712 				interactive = 1;
713 			}
714 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
715 				printf("CLI commands to be read from %s\n",
716 				       optarg);
717 				strlcpy(cmdline_filename, optarg,
718 					sizeof(cmdline_filename));
719 			}
720 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
721 				printf("Auto-start selected\n");
722 				auto_start = 1;
723 			}
724 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
725 				printf("Ports to start sending a burst of "
726 						"packets first\n");
727 				tx_first = 1;
728 			}
729 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
730 				char *end = NULL;
731 				unsigned int n;
732 
733 				n = strtoul(optarg, &end, 10);
734 				if ((optarg[0] == '\0') || (end == NULL) ||
735 						(*end != '\0'))
736 					break;
737 
738 				stats_period = n;
739 				break;
740 			}
741 			if (!strcmp(lgopts[opt_idx].name,
742 				    "eth-peers-configfile")) {
743 				if (init_peer_eth_addrs(optarg) != 0)
744 					rte_exit(EXIT_FAILURE,
745 						 "Cannot open logfile\n");
746 			}
747 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
748 				char *port_end;
749 
750 				errno = 0;
751 				n = strtoul(optarg, &port_end, 10);
752 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
753 					rte_exit(EXIT_FAILURE,
754 						 "Invalid eth-peer: %s", optarg);
755 				if (n >= RTE_MAX_ETHPORTS)
756 					rte_exit(EXIT_FAILURE,
757 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
758 						 n, RTE_MAX_ETHPORTS);
759 
760 				if (rte_ether_unformat_addr(port_end,
761 						&peer_eth_addrs[n]) < 0)
762 					rte_exit(EXIT_FAILURE,
763 						 "Invalid ethernet address: %s\n",
764 						 port_end);
765 				nb_peer_eth_addrs++;
766 			}
767 #endif
768 			if (!strcmp(lgopts[opt_idx].name, "tx-ip")) {
769 				struct in_addr in;
770 				char *end;
771 
772 				end = strchr(optarg, ',');
773 				if (end == optarg || !end)
774 					rte_exit(EXIT_FAILURE,
775 						 "Invalid tx-ip: %s", optarg);
776 
777 				*end++ = 0;
778 				if (inet_aton(optarg, &in) == 0)
779 					rte_exit(EXIT_FAILURE,
780 						 "Invalid source IP address: %s\n",
781 						 optarg);
782 				tx_ip_src_addr = rte_be_to_cpu_32(in.s_addr);
783 
784 				if (inet_aton(end, &in) == 0)
785 					rte_exit(EXIT_FAILURE,
786 						 "Invalid destination IP address: %s\n",
787 						 optarg);
788 				tx_ip_dst_addr = rte_be_to_cpu_32(in.s_addr);
789 			}
790 			if (!strcmp(lgopts[opt_idx].name, "tx-udp")) {
791 				char *end = NULL;
792 
793 				errno = 0;
794 				n = strtoul(optarg, &end, 10);
795 				if (errno != 0 || end == optarg ||
796 				    n > UINT16_MAX ||
797 				    !(*end == '\0' || *end == ','))
798 					rte_exit(EXIT_FAILURE,
799 						 "Invalid UDP port: %s\n",
800 						 optarg);
801 				tx_udp_src_port = n;
802 				if (*end == ',') {
803 					char *dst = end + 1;
804 
805 					n = strtoul(dst, &end, 10);
806 					if (errno != 0 || end == dst ||
807 					    n > UINT16_MAX || *end)
808 						rte_exit(EXIT_FAILURE,
809 							 "Invalid destination UDP port: %s\n",
810 							 dst);
811 					tx_udp_dst_port = n;
812 				} else {
813 					tx_udp_dst_port = n;
814 				}
815 
816 			}
817 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
818 				n = atoi(optarg);
819 				if (n > 0 && n <= nb_ports)
820 					nb_fwd_ports = n;
821 				else
822 					rte_exit(EXIT_FAILURE,
823 						 "Invalid port %d\n", n);
824 			}
825 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
826 				n = atoi(optarg);
827 				if (n > 0 && n <= nb_lcores)
828 					nb_fwd_lcores = (uint8_t) n;
829 				else
830 					rte_exit(EXIT_FAILURE,
831 						 "nb-cores should be > 0 and <= %d\n",
832 						 nb_lcores);
833 			}
834 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
835 				parse_fwd_coremask(optarg);
836 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
837 				parse_fwd_portmask(optarg);
838 			if (!strcmp(lgopts[opt_idx].name, "portlist"))
839 				parse_fwd_portlist(optarg);
840 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
841 				numa_support = 0;
842 			if (!strcmp(lgopts[opt_idx].name, "numa"))
843 				numa_support = 1;
844 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
845 				mp_alloc_type = MP_ALLOC_ANON;
846 			}
847 			if (!strcmp(lgopts[opt_idx].name, "mp-alloc")) {
848 				if (!strcmp(optarg, "native"))
849 					mp_alloc_type = MP_ALLOC_NATIVE;
850 				else if (!strcmp(optarg, "anon"))
851 					mp_alloc_type = MP_ALLOC_ANON;
852 				else if (!strcmp(optarg, "xmem"))
853 					mp_alloc_type = MP_ALLOC_XMEM;
854 				else if (!strcmp(optarg, "xmemhuge"))
855 					mp_alloc_type = MP_ALLOC_XMEM_HUGE;
856 				else if (!strcmp(optarg, "xbuf"))
857 					mp_alloc_type = MP_ALLOC_XBUF;
858 				else
859 					rte_exit(EXIT_FAILURE,
860 						"mp-alloc %s invalid - must be: "
861 						"native, anon, xmem or xmemhuge\n",
862 						 optarg);
863 			}
864 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
865 				if (parse_portnuma_config(optarg))
866 					rte_exit(EXIT_FAILURE,
867 					   "invalid port-numa configuration\n");
868 			}
869 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
870 				if (parse_ringnuma_config(optarg))
871 					rte_exit(EXIT_FAILURE,
872 					   "invalid ring-numa configuration\n");
873 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
874 				n = atoi(optarg);
875 				if (!new_socket_id((uint8_t)n)) {
876 					socket_num = (uint8_t)n;
877 				} else {
878 					print_invalid_socket_id_error();
879 					rte_exit(EXIT_FAILURE,
880 						"Invalid socket id");
881 				}
882 			}
883 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
884 				n = atoi(optarg);
885 				if (n > 0 && n <= 0xFFFF)
886 					mbuf_data_size = (uint16_t) n;
887 				else
888 					rte_exit(EXIT_FAILURE,
889 						 "mbuf-size should be > 0 and < 65536\n");
890 			}
891 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
892 				n = atoi(optarg);
893 				if (n > 1024)
894 					param_total_num_mbufs = (unsigned)n;
895 				else
896 					rte_exit(EXIT_FAILURE,
897 						 "total-num-mbufs should be > 1024\n");
898 			}
899 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
900 				n = atoi(optarg);
901 				if (n >= RTE_ETHER_MIN_LEN) {
902 					rx_mode.max_rx_pkt_len = (uint32_t) n;
903 					if (n > RTE_ETHER_MAX_LEN)
904 						rx_offloads |=
905 							DEV_RX_OFFLOAD_JUMBO_FRAME;
906 				} else
907 					rte_exit(EXIT_FAILURE,
908 						 "Invalid max-pkt-len=%d - should be > %d\n",
909 						 n, RTE_ETHER_MIN_LEN);
910 			}
911 			if (!strcmp(lgopts[opt_idx].name, "max-lro-pkt-size")) {
912 				n = atoi(optarg);
913 				rx_mode.max_lro_pkt_size = (uint32_t) n;
914 			}
915 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
916 				if (!strcmp(optarg, "signature"))
917 					fdir_conf.mode =
918 						RTE_FDIR_MODE_SIGNATURE;
919 				else if (!strcmp(optarg, "perfect"))
920 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
921 				else if (!strcmp(optarg, "perfect-mac-vlan"))
922 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
923 				else if (!strcmp(optarg, "perfect-tunnel"))
924 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
925 				else if (!strcmp(optarg, "none"))
926 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
927 				else
928 					rte_exit(EXIT_FAILURE,
929 						 "pkt-mode-invalid %s invalid - must be: "
930 						 "none, signature, perfect, perfect-mac-vlan"
931 						 " or perfect-tunnel\n",
932 						 optarg);
933 			}
934 			if (!strcmp(lgopts[opt_idx].name,
935 				    "pkt-filter-report-hash")) {
936 				if (!strcmp(optarg, "none"))
937 					fdir_conf.status =
938 						RTE_FDIR_NO_REPORT_STATUS;
939 				else if (!strcmp(optarg, "match"))
940 					fdir_conf.status =
941 						RTE_FDIR_REPORT_STATUS;
942 				else if (!strcmp(optarg, "always"))
943 					fdir_conf.status =
944 						RTE_FDIR_REPORT_STATUS_ALWAYS;
945 				else
946 					rte_exit(EXIT_FAILURE,
947 						 "pkt-filter-report-hash %s invalid "
948 						 "- must be: none or match or always\n",
949 						 optarg);
950 			}
951 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
952 				if (!strcmp(optarg, "64K"))
953 					fdir_conf.pballoc =
954 						RTE_FDIR_PBALLOC_64K;
955 				else if (!strcmp(optarg, "128K"))
956 					fdir_conf.pballoc =
957 						RTE_FDIR_PBALLOC_128K;
958 				else if (!strcmp(optarg, "256K"))
959 					fdir_conf.pballoc =
960 						RTE_FDIR_PBALLOC_256K;
961 				else
962 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
963 						 " must be: 64K or 128K or 256K\n",
964 						 optarg);
965 			}
966 			if (!strcmp(lgopts[opt_idx].name,
967 				    "pkt-filter-drop-queue")) {
968 				n = atoi(optarg);
969 				if (n >= 0)
970 					fdir_conf.drop_queue = (uint8_t) n;
971 				else
972 					rte_exit(EXIT_FAILURE,
973 						 "drop queue %d invalid - must"
974 						 "be >= 0 \n", n);
975 			}
976 #ifdef RTE_LIBRTE_LATENCY_STATS
977 			if (!strcmp(lgopts[opt_idx].name,
978 				    "latencystats")) {
979 				n = atoi(optarg);
980 				if (n >= 0) {
981 					latencystats_lcore_id = (lcoreid_t) n;
982 					latencystats_enabled = 1;
983 				} else
984 					rte_exit(EXIT_FAILURE,
985 						 "invalid lcore id %d for latencystats"
986 						 " must be >= 0\n", n);
987 			}
988 #endif
989 #ifdef RTE_LIBRTE_BITRATE
990 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
991 				n = atoi(optarg);
992 				if (n >= 0) {
993 					bitrate_lcore_id = (lcoreid_t) n;
994 					bitrate_enabled = 1;
995 				} else
996 					rte_exit(EXIT_FAILURE,
997 						 "invalid lcore id %d for bitrate stats"
998 						 " must be >= 0\n", n);
999 			}
1000 #endif
1001 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
1002 				rx_offloads |= DEV_RX_OFFLOAD_KEEP_CRC;
1003 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
1004 				rx_offloads |= DEV_RX_OFFLOAD_TCP_LRO;
1005 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
1006 				rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
1007 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
1008 				rx_offloads |= DEV_RX_OFFLOAD_CHECKSUM;
1009 			if (!strcmp(lgopts[opt_idx].name,
1010 					"enable-rx-timestamp"))
1011 				rx_offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
1012 			if (!strcmp(lgopts[opt_idx].name, "enable-hw-vlan"))
1013 				rx_offloads |= DEV_RX_OFFLOAD_VLAN;
1014 
1015 			if (!strcmp(lgopts[opt_idx].name,
1016 					"enable-hw-vlan-filter"))
1017 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
1018 
1019 			if (!strcmp(lgopts[opt_idx].name,
1020 					"enable-hw-vlan-strip"))
1021 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
1022 
1023 			if (!strcmp(lgopts[opt_idx].name,
1024 					"enable-hw-vlan-extend"))
1025 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
1026 
1027 			if (!strcmp(lgopts[opt_idx].name,
1028 					"enable-hw-qinq-strip"))
1029 				rx_offloads |= DEV_RX_OFFLOAD_QINQ_STRIP;
1030 
1031 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
1032 				rx_drop_en = 1;
1033 
1034 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
1035 				rss_hf = 0;
1036 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
1037 				if (!strcmp(optarg, "paired"))
1038 					port_topology = PORT_TOPOLOGY_PAIRED;
1039 				else if (!strcmp(optarg, "chained"))
1040 					port_topology = PORT_TOPOLOGY_CHAINED;
1041 				else if (!strcmp(optarg, "loop"))
1042 					port_topology = PORT_TOPOLOGY_LOOP;
1043 				else
1044 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
1045 						 " must be: paired, chained or loop\n",
1046 						 optarg);
1047 			}
1048 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
1049 				set_pkt_forwarding_mode(optarg);
1050 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
1051 				rss_hf = ETH_RSS_IP;
1052 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
1053 				rss_hf = ETH_RSS_UDP;
1054 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
1055 				n = atoi(optarg);
1056 				if (n >= 0 && check_nb_rxq((queueid_t)n) == 0)
1057 					nb_rxq = (queueid_t) n;
1058 				else
1059 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
1060 						  " >= 0 && <= %u\n", n,
1061 						  get_allowed_max_nb_rxq(&pid));
1062 			}
1063 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
1064 				n = atoi(optarg);
1065 				if (n >= 0 && check_nb_txq((queueid_t)n) == 0)
1066 					nb_txq = (queueid_t) n;
1067 				else
1068 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
1069 						  " >= 0 && <= %u\n", n,
1070 						  get_allowed_max_nb_txq(&pid));
1071 			}
1072 			if (!strcmp(lgopts[opt_idx].name, "hairpinq")) {
1073 				n = atoi(optarg);
1074 				if (n >= 0 &&
1075 				    check_nb_hairpinq((queueid_t)n) == 0)
1076 					nb_hairpinq = (queueid_t) n;
1077 				else
1078 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
1079 						  " >= 0 && <= %u\n", n,
1080 						  get_allowed_max_nb_hairpinq
1081 						  (&pid));
1082 				if ((n + nb_txq) < 0 ||
1083 				    check_nb_txq((queueid_t)(n + nb_txq)) != 0)
1084 					rte_exit(EXIT_FAILURE, "txq + hairpinq "
1085 						 "%d invalid - must be"
1086 						  " >= 0 && <= %u\n",
1087 						  n + nb_txq,
1088 						  get_allowed_max_nb_txq(&pid));
1089 				if ((n + nb_rxq) < 0 ||
1090 				    check_nb_rxq((queueid_t)(n + nb_rxq)) != 0)
1091 					rte_exit(EXIT_FAILURE, "rxq + hairpinq "
1092 						 "%d invalid - must be"
1093 						  " >= 0 && <= %u\n",
1094 						  n + nb_rxq,
1095 						  get_allowed_max_nb_rxq(&pid));
1096 			}
1097 			if (!nb_rxq && !nb_txq) {
1098 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
1099 						"be non-zero\n");
1100 			}
1101 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
1102 				n = atoi(optarg);
1103 				if (n == 0) {
1104 					/* A burst size of zero means that the
1105 					 * PMD should be queried for
1106 					 * recommended Rx burst size. Since
1107 					 * testpmd uses a single size for all
1108 					 * ports, port 0 is queried for the
1109 					 * value, on the assumption that all
1110 					 * ports are of the same NIC model.
1111 					 */
1112 					ret = eth_dev_info_get_print_err(
1113 								0,
1114 								&dev_info);
1115 					if (ret != 0)
1116 						return;
1117 
1118 					rec_nb_pkts = dev_info
1119 						.default_rxportconf.burst_size;
1120 
1121 					if (rec_nb_pkts == 0)
1122 						rte_exit(EXIT_FAILURE,
1123 							"PMD does not recommend a burst size. "
1124 							"Provided value must be between "
1125 							"1 and %d\n", MAX_PKT_BURST);
1126 					else if (rec_nb_pkts > MAX_PKT_BURST)
1127 						rte_exit(EXIT_FAILURE,
1128 							"PMD recommended burst size of %d"
1129 							" exceeds maximum value of %d\n",
1130 							rec_nb_pkts, MAX_PKT_BURST);
1131 					printf("Using PMD-provided burst value of %d\n",
1132 						rec_nb_pkts);
1133 					nb_pkt_per_burst = rec_nb_pkts;
1134 				} else if (n > MAX_PKT_BURST)
1135 					rte_exit(EXIT_FAILURE,
1136 						"burst must be between1 and %d\n",
1137 						MAX_PKT_BURST);
1138 				else
1139 					nb_pkt_per_burst = (uint16_t) n;
1140 			}
1141 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
1142 				n = atoi(optarg);
1143 				if ((n >= 0) &&
1144 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
1145 					mb_mempool_cache = (uint16_t) n;
1146 				else
1147 					rte_exit(EXIT_FAILURE,
1148 						 "mbcache must be >= 0 and <= %d\n",
1149 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
1150 			}
1151 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
1152 				n = atoi(optarg);
1153 				if (n >= 0)
1154 					tx_free_thresh = (int16_t)n;
1155 				else
1156 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
1157 			}
1158 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
1159 				n = atoi(optarg);
1160 				if (n >= 0)
1161 					tx_rs_thresh = (int16_t)n;
1162 				else
1163 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
1164 			}
1165 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1166 				n = atoi(optarg);
1167 				if (n > 0) {
1168 					if (rx_free_thresh >= n)
1169 						rte_exit(EXIT_FAILURE,
1170 							 "rxd must be > "
1171 							 "rx_free_thresh(%d)\n",
1172 							 (int)rx_free_thresh);
1173 					else
1174 						nb_rxd = (uint16_t) n;
1175 				} else
1176 					rte_exit(EXIT_FAILURE,
1177 						 "rxd(%d) invalid - must be > 0\n",
1178 						 n);
1179 			}
1180 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
1181 				n = atoi(optarg);
1182 				if (n > 0)
1183 					nb_txd = (uint16_t) n;
1184 				else
1185 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1186 			}
1187 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1188 				n = atoi(optarg);
1189 				if (n >= 0)
1190 					tx_pthresh = (int8_t)n;
1191 				else
1192 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1193 			}
1194 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1195 				n = atoi(optarg);
1196 				if (n >= 0)
1197 					tx_hthresh = (int8_t)n;
1198 				else
1199 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1200 			}
1201 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1202 				n = atoi(optarg);
1203 				if (n >= 0)
1204 					tx_wthresh = (int8_t)n;
1205 				else
1206 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1207 			}
1208 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1209 				n = atoi(optarg);
1210 				if (n >= 0)
1211 					rx_pthresh = (int8_t)n;
1212 				else
1213 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1214 			}
1215 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1216 				n = atoi(optarg);
1217 				if (n >= 0)
1218 					rx_hthresh = (int8_t)n;
1219 				else
1220 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1221 			}
1222 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1223 				n = atoi(optarg);
1224 				if (n >= 0)
1225 					rx_wthresh = (int8_t)n;
1226 				else
1227 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1228 			}
1229 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1230 				n = atoi(optarg);
1231 				if (n >= 0)
1232 					rx_free_thresh = (int16_t)n;
1233 				else
1234 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1235 			}
1236 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1237 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1238 					rte_exit(EXIT_FAILURE,
1239 						 "invalid TX queue statistics mapping config entered\n");
1240 				}
1241 			}
1242 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1243 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1244 					rte_exit(EXIT_FAILURE,
1245 						 "invalid RX queue statistics mapping config entered\n");
1246 				}
1247 			}
1248 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1249 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1250 				unsigned int nb_segs;
1251 
1252 				nb_segs = parse_item_list(optarg, "txpkt segments",
1253 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1254 				if (nb_segs > 0)
1255 					set_tx_pkt_segments(seg_lengths, nb_segs);
1256 				else
1257 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1258 			}
1259 			if (!strcmp(lgopts[opt_idx].name, "txonly-multi-flow"))
1260 				txonly_multi_flow = 1;
1261 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1262 				no_flush_rx = 1;
1263 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1264 				no_link_check = 1;
1265 			if (!strcmp(lgopts[opt_idx].name, "disable-device-start"))
1266 				no_device_start = 1;
1267 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1268 				lsc_interrupt = 0;
1269 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1270 				rmv_interrupt = 0;
1271 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1272 				flow_isolate_all = 1;
1273 			if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
1274 				char *end = NULL;
1275 				n = strtoull(optarg, &end, 16);
1276 				if (n >= 0)
1277 					tx_offloads = (uint64_t)n;
1278 				else
1279 					rte_exit(EXIT_FAILURE,
1280 						 "tx-offloads must be >= 0\n");
1281 			}
1282 
1283 			if (!strcmp(lgopts[opt_idx].name, "rx-offloads")) {
1284 				char *end = NULL;
1285 				n = strtoull(optarg, &end, 16);
1286 				if (n >= 0)
1287 					rx_offloads = (uint64_t)n;
1288 				else
1289 					rte_exit(EXIT_FAILURE,
1290 						 "rx-offloads must be >= 0\n");
1291 			}
1292 
1293 			if (!strcmp(lgopts[opt_idx].name, "vxlan-gpe-port")) {
1294 				n = atoi(optarg);
1295 				if (n >= 0)
1296 					vxlan_gpe_udp_port = (uint16_t)n;
1297 				else
1298 					rte_exit(EXIT_FAILURE,
1299 						 "vxlan-gpe-port must be >= 0\n");
1300 			}
1301 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1302 				if (parse_event_printing_config(optarg, 1)) {
1303 					rte_exit(EXIT_FAILURE,
1304 						 "invalid print-event argument\n");
1305 				}
1306 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1307 				if (parse_event_printing_config(optarg, 0)) {
1308 					rte_exit(EXIT_FAILURE,
1309 						 "invalid mask-event argument\n");
1310 				}
1311 			if (!strcmp(lgopts[opt_idx].name, "hot-plug"))
1312 				hot_plug = 1;
1313 			if (!strcmp(lgopts[opt_idx].name, "mlockall"))
1314 				do_mlockall = 1;
1315 			if (!strcmp(lgopts[opt_idx].name, "no-mlockall"))
1316 				do_mlockall = 0;
1317 			if (!strcmp(lgopts[opt_idx].name,
1318 				    "noisy-tx-sw-buffer-size")) {
1319 				n = atoi(optarg);
1320 				if (n >= 0)
1321 					noisy_tx_sw_bufsz = n;
1322 				else
1323 					rte_exit(EXIT_FAILURE,
1324 						"noisy-tx-sw-buffer-size must be >= 0\n");
1325 			}
1326 			if (!strcmp(lgopts[opt_idx].name,
1327 				    "noisy-tx-sw-buffer-flushtime")) {
1328 				n = atoi(optarg);
1329 				if (n >= 0)
1330 					noisy_tx_sw_buf_flush_time = n;
1331 				else
1332 					rte_exit(EXIT_FAILURE,
1333 						 "noisy-tx-sw-buffer-flushtime must be >= 0\n");
1334 			}
1335 			if (!strcmp(lgopts[opt_idx].name,
1336 				    "noisy-lkup-memory")) {
1337 				n = atoi(optarg);
1338 				if (n >= 0)
1339 					noisy_lkup_mem_sz = n;
1340 				else
1341 					rte_exit(EXIT_FAILURE,
1342 						 "noisy-lkup-memory must be >= 0\n");
1343 			}
1344 			if (!strcmp(lgopts[opt_idx].name,
1345 				    "noisy-lkup-num-writes")) {
1346 				n = atoi(optarg);
1347 				if (n >= 0)
1348 					noisy_lkup_num_writes = n;
1349 				else
1350 					rte_exit(EXIT_FAILURE,
1351 						 "noisy-lkup-num-writes must be >= 0\n");
1352 			}
1353 			if (!strcmp(lgopts[opt_idx].name,
1354 				    "noisy-lkup-num-reads")) {
1355 				n = atoi(optarg);
1356 				if (n >= 0)
1357 					noisy_lkup_num_reads = n;
1358 				else
1359 					rte_exit(EXIT_FAILURE,
1360 						 "noisy-lkup-num-reads must be >= 0\n");
1361 			}
1362 			if (!strcmp(lgopts[opt_idx].name,
1363 				    "noisy-lkup-num-reads-writes")) {
1364 				n = atoi(optarg);
1365 				if (n >= 0)
1366 					noisy_lkup_num_reads_writes = n;
1367 				else
1368 					rte_exit(EXIT_FAILURE,
1369 						 "noisy-lkup-num-reads-writes must be >= 0\n");
1370 			}
1371 			if (!strcmp(lgopts[opt_idx].name, "no-iova-contig"))
1372 				mempool_flags = MEMPOOL_F_NO_IOVA_CONTIG;
1373 
1374 			if (!strcmp(lgopts[opt_idx].name, "rx-mq-mode")) {
1375 				char *end = NULL;
1376 				n = strtoul(optarg, &end, 16);
1377 				if (n >= 0 && n <= ETH_MQ_RX_VMDQ_DCB_RSS)
1378 					rx_mq_mode = (enum rte_eth_rx_mq_mode)n;
1379 				else
1380 					rte_exit(EXIT_FAILURE,
1381 						 "rx-mq-mode must be >= 0 and <= %d\n",
1382 						 ETH_MQ_RX_VMDQ_DCB_RSS);
1383 			}
1384 			break;
1385 		case 'h':
1386 			usage(argv[0]);
1387 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1388 			break;
1389 		default:
1390 			usage(argv[0]);
1391 			printf("Invalid option: %s\n", argv[optind]);
1392 			rte_exit(EXIT_FAILURE,
1393 				 "Command line is incomplete or incorrect\n");
1394 			break;
1395 		}
1396 	}
1397 
1398 	if (optind != argc) {
1399 		usage(argv[0]);
1400 		printf("Invalid parameter: %s\n", argv[optind]);
1401 		rte_exit(EXIT_FAILURE, "Command line is incorrect\n");
1402 	}
1403 
1404 	/* Set offload configuration from command line parameters. */
1405 	rx_mode.offloads = rx_offloads;
1406 	tx_mode.offloads = tx_offloads;
1407 
1408 	if (mempool_flags & MEMPOOL_F_NO_IOVA_CONTIG &&
1409 	    mp_alloc_type != MP_ALLOC_ANON) {
1410 		TESTPMD_LOG(WARNING, "cannot use no-iova-contig without "
1411 				  "mp-alloc=anon. mempool no-iova-contig is "
1412 				  "ignored\n");
1413 		mempool_flags = 0;
1414 	}
1415 }
1416