xref: /dpdk/app/test-pmd/parameters.c (revision 6c02043e9967a9d8f6e8c058256e257efe1d6d1a)
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_NET_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_LIB_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_LIB_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 | --rss-level-inner | --rss-level-outer |"
70 	       "--rxpt= | --rxht= | --rxwt= |"
71 	       " --rxfreet= | --txpt= | --txht= | --txwt= | --txfreet= | "
72 	       "--txrst= | --tx-offloads= | | --rx-offloads= | "
73 	       "--vxlan-gpe-port= | --geneve-parsed-port= | "
74 	       "--record-core-cycles | --record-burst-stats]\n",
75 	       progname);
76 #ifdef RTE_LIB_CMDLINE
77 	printf("  --interactive: run in interactive mode.\n");
78 	printf("  --cmdline-file: execute cli commands before startup.\n");
79 #endif
80 	printf("  --auto-start: start forwarding on init "
81 	       "[always when non-interactive].\n");
82 	printf("  --help: display this message and quit.\n");
83 	printf("  --tx-first: start forwarding sending a burst first "
84 	       "(only if interactive is disabled).\n");
85 	printf("  --stats-period=PERIOD: statistics will be shown "
86 	       "every PERIOD seconds (only if interactive is disabled).\n");
87 	printf("  --nb-cores=N: set the number of forwarding cores "
88 	       "(1 <= N <= %d).\n", nb_lcores);
89 	printf("  --nb-ports=N: set the number of forwarding ports "
90 	       "(1 <= N <= %d).\n", nb_ports);
91 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
92 	       "the packet forwarding test. The main lcore is reserved for "
93 	       "command line parsing only, and cannot be masked on for "
94 	       "packet forwarding.\n");
95 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
96 	       "by the packet forwarding test.\n");
97 	printf("  --portlist=PORTLIST: list of forwarding ports\n");
98 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
99 	       "RX memory buffers (mbufs).\n");
100 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
101 	       "specify the socket on which the memory pool "
102 	       "used by the port will be allocated.\n");
103 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
104 	       "specify the socket on which the TX/RX rings for "
105 	       "the port will be allocated "
106 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
107 	printf("  --socket-num=N: set socket from which all memory is allocated "
108 	       "in NUMA mode.\n");
109 	printf("  --mbuf-size=N,[N1[,..Nn]: set the data size of mbuf to "
110 	       "N bytes. If multiple numbers are specified the extra pools "
111 	       "will be created to receive with packet split features\n");
112 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
113 	       "in mbuf pools.\n");
114 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
115 	printf("  --max-lro-pkt-size=N: set the maximum LRO aggregated packet "
116 	       "size to N bytes.\n");
117 #ifdef RTE_LIB_CMDLINE
118 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
119 	       "of peer ports.\n");
120 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
121 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
122 #endif
123 	printf("  --pkt-filter-mode=N: set Flow Director mode "
124 	       "(N: none (default mode) or signature or perfect).\n");
125 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
126 	       "(N: none  or match (default) or always).\n");
127 	printf("  --pkt-filter-size=N: set Flow Director mode "
128 	       "(N: 64K (default mode) or 128K or 256K).\n");
129 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
130 	       "In perfect mode, when you add a rule with queue = -1 "
131 	       "the packet will be enqueued into the rx drop-queue. "
132 	       "If the drop-queue doesn't exist, the packet is dropped. "
133 	       "By default drop-queue=127.\n");
134 #ifdef RTE_LIB_LATENCYSTATS
135 	printf("  --latencystats=N: enable latency and jitter statistcs "
136 	       "monitoring on forwarding lcore id N.\n");
137 #endif
138 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
139 	printf("  --enable-lro: enable large receive offload.\n");
140 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
141 	printf("  --enable-rx-timestamp: enable rx hardware timestamp offload.\n");
142 	printf("  --enable-hw-vlan: enable hardware vlan.\n");
143 	printf("  --enable-hw-vlan-filter: enable hardware vlan filter.\n");
144 	printf("  --enable-hw-vlan-strip: enable hardware vlan strip.\n");
145 	printf("  --enable-hw-vlan-extend: enable hardware vlan extend.\n");
146 	printf("  --enable-hw-qinq-strip: enable hardware qinq strip.\n");
147 	printf("  --enable-drop-en: enable per queue packet drop.\n");
148 	printf("  --disable-rss: disable rss.\n");
149 	printf("  --port-topology=<paired|chained|loop>: set port topology (paired "
150 	       "is default).\n");
151 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
152 	       list_pkt_forwarding_modes());
153 	printf("  --forward-mode=5tswap: set forwarding mode to "
154 			"swap L2,L3,L4 for MAC, IPv4/IPv6 and TCP/UDP only.\n");
155 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
156 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
157 	printf("  --rss-level-inner: set RSS hash level to innermost\n");
158 	printf("  --rss-level-outer: set RSS hash level to outermost\n");
159 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
160 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
161 	printf("  --txq=N: set the number of TX queues per port to N.\n");
162 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
163 	printf("  --hairpinq=N: set the number of hairpin queues per port to "
164 	       "N.\n");
165 	printf("  --burst=N: set the number of packets per burst to N.\n");
166 	printf("  --flowgen-clones=N: set the number of single packet clones to send in flowgen mode. Should be less than burst value.\n");
167 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
168 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
169 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
170 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
171 	       "(0 <= N < value of rxd).\n");
172 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
173 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
174 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
175 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
176 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
177 	       "(0 <= N <= value of txd).\n");
178 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
179 	       "(0 <= N <= value of txd).\n");
180 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
181 	       " Used mainly with PCAP drivers.\n");
182 	printf("  --rxoffs=X[,Y]*: set RX segment offsets for split.\n");
183 	printf("  --rxpkts=X[,Y]*: set RX segment sizes to split.\n");
184 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
185 		" or total packet length.\n");
186 	printf("  --txonly-multi-flow: generate multiple flows in txonly mode\n");
187 	printf("  --disable-link-check: disable check on link status when "
188 	       "starting/stopping ports.\n");
189 	printf("  --disable-device-start: do not automatically start port\n");
190 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
191 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
192 	printf("  --bitrate-stats=N: set the logical core N to perform "
193 		"bit-rate calculation.\n");
194 	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|flow_aged|all>: "
195 	       "enable print of designated event or all of them.\n");
196 	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|flow_aged|all>: "
197 	       "disable print of designated event or all of them.\n");
198 	printf("  --flow-isolate-all: "
199 	       "requests flow API isolated mode on all ports at initialization time.\n");
200 	printf("  --tx-offloads=0xXXXXXXXX: hexadecimal bitmask of TX queue offloads\n");
201 	printf("  --rx-offloads=0xXXXXXXXX: hexadecimal bitmask of RX queue offloads\n");
202 	printf("  --hot-plug: enable hot plug for device.\n");
203 	printf("  --vxlan-gpe-port=N: UPD port of tunnel VXLAN-GPE\n");
204 	printf("  --geneve-parsed-port=N: UPD port to parse GENEVE tunnel protocol\n");
205 	printf("  --mlockall: lock all memory\n");
206 	printf("  --no-mlockall: do not lock all memory\n");
207 	printf("  --mp-alloc <native|anon|xmem|xmemhuge>: mempool allocation method.\n"
208 	       "    native: use regular DPDK memory to create and populate mempool\n"
209 	       "    anon: use regular DPDK memory to create and anonymous memory to populate mempool\n"
210 	       "    xmem: use anonymous memory to create and populate mempool\n"
211 	       "    xmemhuge: use anonymous hugepage memory to create and populate mempool\n");
212 	printf("  --noisy-tx-sw-buffer-size=N: size of FIFO buffer\n");
213 	printf("  --noisy-tx-sw-buffer-flushtime=N: flush FIFO after N ms\n");
214 	printf("  --noisy-lkup-memory=N: allocate N MB of VNF memory\n");
215 	printf("  --noisy-lkup-num-writes=N: do N random writes per packet\n");
216 	printf("  --noisy-lkup-num-reads=N: do N random reads per packet\n");
217 	printf("  --noisy-lkup-num-writes=N: do N random reads and writes per packet\n");
218 	printf("  --no-iova-contig: mempool memory can be IOVA non contiguous. "
219 	       "valid only with --mp-alloc=anon\n");
220 	printf("  --rx-mq-mode=0xX: hexadecimal bitmask of RX mq mode can be "
221 	       "enabled\n");
222 	printf("  --record-core-cycles: enable measurement of CPU cycles.\n");
223 	printf("  --record-burst-stats: enable display of RX and TX bursts.\n");
224 	printf("  --hairpin-mode=0xXX: bitmask set the hairpin port mode.\n "
225 	       "    0x10 - explicit Tx rule, 0x02 - hairpin ports paired\n"
226 	       "    0x01 - hairpin ports loop, 0x00 - hairpin port self\n");
227 }
228 
229 #ifdef RTE_LIB_CMDLINE
230 static int
231 init_peer_eth_addrs(char *config_filename)
232 {
233 	FILE *config_file;
234 	portid_t i;
235 	char buf[50];
236 
237 	config_file = fopen(config_filename, "r");
238 	if (config_file == NULL) {
239 		perror("Failed to open eth config file\n");
240 		return -1;
241 	}
242 
243 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
244 
245 		if (fgets(buf, sizeof(buf), config_file) == NULL)
246 			break;
247 
248 		if (rte_ether_unformat_addr(buf, &peer_eth_addrs[i]) < 0) {
249 			printf("Bad MAC address format on line %d\n", i+1);
250 			fclose(config_file);
251 			return -1;
252 		}
253 	}
254 	fclose(config_file);
255 	nb_peer_eth_addrs = (portid_t) i;
256 	return 0;
257 }
258 #endif
259 
260 /*
261  * Parse the coremask given as argument (hexadecimal string) and set
262  * the global configuration of forwarding cores.
263  */
264 static void
265 parse_fwd_coremask(const char *coremask)
266 {
267 	char *end;
268 	unsigned long long int cm;
269 
270 	/* parse hexadecimal string */
271 	end = NULL;
272 	cm = strtoull(coremask, &end, 16);
273 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
274 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
275 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
276 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
277 }
278 
279 /*
280  * Parse the coremask given as argument (hexadecimal string) and set
281  * the global configuration of forwarding cores.
282  */
283 static void
284 parse_fwd_portmask(const char *portmask)
285 {
286 	char *end;
287 	unsigned long long int pm;
288 
289 	/* parse hexadecimal string */
290 	end = NULL;
291 	pm = strtoull(portmask, &end, 16);
292 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
293 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
294 	else
295 		set_fwd_ports_mask((uint64_t) pm);
296 }
297 
298 static void
299 print_invalid_socket_id_error(void)
300 {
301 	unsigned int i = 0;
302 
303 	printf("Invalid socket id, options are: ");
304 	for (i = 0; i < num_sockets; i++) {
305 		printf("%u%s", socket_ids[i],
306 		      (i == num_sockets - 1) ? "\n" : ",");
307 	}
308 }
309 
310 static int
311 parse_portnuma_config(const char *q_arg)
312 {
313 	char s[256];
314 	const char *p, *p0 = q_arg;
315 	char *end;
316 	uint8_t i, socket_id;
317 	portid_t port_id;
318 	unsigned size;
319 	enum fieldnames {
320 		FLD_PORT = 0,
321 		FLD_SOCKET,
322 		_NUM_FLD
323 	};
324 	unsigned long int_fld[_NUM_FLD];
325 	char *str_fld[_NUM_FLD];
326 
327 	/* reset from value set at definition */
328 	while ((p = strchr(p0,'(')) != NULL) {
329 		++p;
330 		if((p0 = strchr(p,')')) == NULL)
331 			return -1;
332 
333 		size = p0 - p;
334 		if(size >= sizeof(s))
335 			return -1;
336 
337 		snprintf(s, sizeof(s), "%.*s", size, p);
338 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
339 			return -1;
340 		for (i = 0; i < _NUM_FLD; i++) {
341 			errno = 0;
342 			int_fld[i] = strtoul(str_fld[i], &end, 0);
343 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
344 				return -1;
345 		}
346 		port_id = (portid_t)int_fld[FLD_PORT];
347 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
348 			port_id == (portid_t)RTE_PORT_ALL) {
349 			print_valid_ports();
350 			return -1;
351 		}
352 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
353 		if (new_socket_id(socket_id)) {
354 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
355 				print_invalid_socket_id_error();
356 				return -1;
357 			}
358 			socket_ids[num_sockets++] = socket_id;
359 		}
360 		port_numa[port_id] = socket_id;
361 	}
362 
363 	return 0;
364 }
365 
366 static int
367 parse_ringnuma_config(const char *q_arg)
368 {
369 	char s[256];
370 	const char *p, *p0 = q_arg;
371 	char *end;
372 	uint8_t i, ring_flag, socket_id;
373 	portid_t port_id;
374 	unsigned size;
375 	enum fieldnames {
376 		FLD_PORT = 0,
377 		FLD_FLAG,
378 		FLD_SOCKET,
379 		_NUM_FLD
380 	};
381 	unsigned long int_fld[_NUM_FLD];
382 	char *str_fld[_NUM_FLD];
383 	#define RX_RING_ONLY 0x1
384 	#define TX_RING_ONLY 0x2
385 	#define RXTX_RING    0x3
386 
387 	/* reset from value set at definition */
388 	while ((p = strchr(p0,'(')) != NULL) {
389 		++p;
390 		if((p0 = strchr(p,')')) == NULL)
391 			return -1;
392 
393 		size = p0 - p;
394 		if(size >= sizeof(s))
395 			return -1;
396 
397 		snprintf(s, sizeof(s), "%.*s", size, p);
398 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
399 			return -1;
400 		for (i = 0; i < _NUM_FLD; i++) {
401 			errno = 0;
402 			int_fld[i] = strtoul(str_fld[i], &end, 0);
403 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
404 				return -1;
405 		}
406 		port_id = (portid_t)int_fld[FLD_PORT];
407 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
408 			port_id == (portid_t)RTE_PORT_ALL) {
409 			print_valid_ports();
410 			return -1;
411 		}
412 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
413 		if (new_socket_id(socket_id)) {
414 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
415 				print_invalid_socket_id_error();
416 				return -1;
417 			}
418 			socket_ids[num_sockets++] = socket_id;
419 		}
420 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
421 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
422 			printf("Invalid ring-flag=%d config for port =%d\n",
423 				ring_flag,port_id);
424 			return -1;
425 		}
426 
427 		switch (ring_flag & RXTX_RING) {
428 		case RX_RING_ONLY:
429 			rxring_numa[port_id] = socket_id;
430 			break;
431 		case TX_RING_ONLY:
432 			txring_numa[port_id] = socket_id;
433 			break;
434 		case RXTX_RING:
435 			rxring_numa[port_id] = socket_id;
436 			txring_numa[port_id] = socket_id;
437 			break;
438 		default:
439 			printf("Invalid ring-flag=%d config for port=%d\n",
440 				ring_flag,port_id);
441 			break;
442 		}
443 	}
444 
445 	return 0;
446 }
447 
448 static int
449 parse_event_printing_config(const char *optarg, int enable)
450 {
451 	uint32_t mask = 0;
452 
453 	if (!strcmp(optarg, "unknown"))
454 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
455 	else if (!strcmp(optarg, "intr_lsc"))
456 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
457 	else if (!strcmp(optarg, "queue_state"))
458 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
459 	else if (!strcmp(optarg, "intr_reset"))
460 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
461 	else if (!strcmp(optarg, "vf_mbox"))
462 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
463 	else if (!strcmp(optarg, "ipsec"))
464 		mask = UINT32_C(1) << RTE_ETH_EVENT_IPSEC;
465 	else if (!strcmp(optarg, "macsec"))
466 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
467 	else if (!strcmp(optarg, "intr_rmv"))
468 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
469 	else if (!strcmp(optarg, "dev_probed"))
470 		mask = UINT32_C(1) << RTE_ETH_EVENT_NEW;
471 	else if (!strcmp(optarg, "dev_released"))
472 		mask = UINT32_C(1) << RTE_ETH_EVENT_DESTROY;
473 	else if (!strcmp(optarg, "flow_aged"))
474 		mask = UINT32_C(1) << RTE_ETH_EVENT_FLOW_AGED;
475 	else if (!strcmp(optarg, "all"))
476 		mask = ~UINT32_C(0);
477 	else {
478 		fprintf(stderr, "Invalid event: %s\n", optarg);
479 		return -1;
480 	}
481 	if (enable)
482 		event_print_mask |= mask;
483 	else
484 		event_print_mask &= ~mask;
485 	return 0;
486 }
487 
488 void
489 launch_args_parse(int argc, char** argv)
490 {
491 	int n, opt;
492 	char **argvopt;
493 	int opt_idx;
494 	portid_t pid;
495 	enum { TX, RX };
496 	/* Default offloads for all ports. */
497 	uint64_t rx_offloads = rx_mode.offloads;
498 	uint64_t tx_offloads = tx_mode.offloads;
499 	struct rte_eth_dev_info dev_info;
500 	uint16_t rec_nb_pkts;
501 	int ret;
502 
503 	static struct option lgopts[] = {
504 		{ "help",			0, 0, 0 },
505 #ifdef RTE_LIB_CMDLINE
506 		{ "interactive",		0, 0, 0 },
507 		{ "cmdline-file",		1, 0, 0 },
508 		{ "auto-start",			0, 0, 0 },
509 		{ "eth-peers-configfile",	1, 0, 0 },
510 		{ "eth-peer",			1, 0, 0 },
511 #endif
512 		{ "tx-first",			0, 0, 0 },
513 		{ "stats-period",		1, 0, 0 },
514 		{ "ports",			1, 0, 0 },
515 		{ "nb-cores",			1, 0, 0 },
516 		{ "nb-ports",			1, 0, 0 },
517 		{ "coremask",			1, 0, 0 },
518 		{ "portmask",			1, 0, 0 },
519 		{ "portlist",			1, 0, 0 },
520 		{ "numa",			0, 0, 0 },
521 		{ "no-numa",			0, 0, 0 },
522 		{ "mp-anon",			0, 0, 0 },
523 		{ "port-numa-config",           1, 0, 0 },
524 		{ "ring-numa-config",           1, 0, 0 },
525 		{ "socket-num",			1, 0, 0 },
526 		{ "mbuf-size",			1, 0, 0 },
527 		{ "total-num-mbufs",		1, 0, 0 },
528 		{ "max-pkt-len",		1, 0, 0 },
529 		{ "max-lro-pkt-size",		1, 0, 0 },
530 		{ "pkt-filter-mode",            1, 0, 0 },
531 		{ "pkt-filter-report-hash",     1, 0, 0 },
532 		{ "pkt-filter-size",            1, 0, 0 },
533 		{ "pkt-filter-drop-queue",      1, 0, 0 },
534 #ifdef RTE_LIB_LATENCYSTATS
535 		{ "latencystats",               1, 0, 0 },
536 #endif
537 #ifdef RTE_LIB_BITRATESTATS
538 		{ "bitrate-stats",              1, 0, 0 },
539 #endif
540 		{ "disable-crc-strip",          0, 0, 0 },
541 		{ "enable-lro",                 0, 0, 0 },
542 		{ "enable-rx-cksum",            0, 0, 0 },
543 		{ "enable-rx-timestamp",        0, 0, 0 },
544 		{ "enable-scatter",             0, 0, 0 },
545 		{ "enable-hw-vlan",             0, 0, 0 },
546 		{ "enable-hw-vlan-filter",      0, 0, 0 },
547 		{ "enable-hw-vlan-strip",       0, 0, 0 },
548 		{ "enable-hw-vlan-extend",      0, 0, 0 },
549 		{ "enable-hw-qinq-strip",       0, 0, 0 },
550 		{ "enable-drop-en",            0, 0, 0 },
551 		{ "disable-rss",                0, 0, 0 },
552 		{ "port-topology",              1, 0, 0 },
553 		{ "forward-mode",               1, 0, 0 },
554 		{ "rss-ip",			0, 0, 0 },
555 		{ "rss-udp",			0, 0, 0 },
556 		{ "rss-level-outer",		0, 0, 0 },
557 		{ "rss-level-inner",		0, 0, 0 },
558 		{ "rxq",			1, 0, 0 },
559 		{ "txq",			1, 0, 0 },
560 		{ "rxd",			1, 0, 0 },
561 		{ "txd",			1, 0, 0 },
562 		{ "hairpinq",			1, 0, 0 },
563 		{ "hairpin-mode",		1, 0, 0 },
564 		{ "burst",			1, 0, 0 },
565 		{ "flowgen-clones",		1, 0, 0 },
566 		{ "mbcache",			1, 0, 0 },
567 		{ "txpt",			1, 0, 0 },
568 		{ "txht",			1, 0, 0 },
569 		{ "txwt",			1, 0, 0 },
570 		{ "txfreet",			1, 0, 0 },
571 		{ "txrst",			1, 0, 0 },
572 		{ "rxpt",			1, 0, 0 },
573 		{ "rxht",			1, 0, 0 },
574 		{ "rxwt",			1, 0, 0 },
575 		{ "rxfreet",                    1, 0, 0 },
576 		{ "no-flush-rx",	0, 0, 0 },
577 		{ "flow-isolate-all",	        0, 0, 0 },
578 		{ "rxoffs",			1, 0, 0 },
579 		{ "rxpkts",			1, 0, 0 },
580 		{ "txpkts",			1, 0, 0 },
581 		{ "txonly-multi-flow",		0, 0, 0 },
582 		{ "disable-link-check",		0, 0, 0 },
583 		{ "disable-device-start",	0, 0, 0 },
584 		{ "no-lsc-interrupt",		0, 0, 0 },
585 		{ "no-rmv-interrupt",		0, 0, 0 },
586 		{ "print-event",		1, 0, 0 },
587 		{ "mask-event",			1, 0, 0 },
588 		{ "tx-offloads",		1, 0, 0 },
589 		{ "rx-offloads",		1, 0, 0 },
590 		{ "hot-plug",			0, 0, 0 },
591 		{ "vxlan-gpe-port",		1, 0, 0 },
592 		{ "geneve-parsed-port",		1, 0, 0 },
593 		{ "mlockall",			0, 0, 0 },
594 		{ "no-mlockall",		0, 0, 0 },
595 		{ "mp-alloc",			1, 0, 0 },
596 		{ "tx-ip",			1, 0, 0 },
597 		{ "tx-udp",			1, 0, 0 },
598 		{ "noisy-tx-sw-buffer-size",	1, 0, 0 },
599 		{ "noisy-tx-sw-buffer-flushtime", 1, 0, 0 },
600 		{ "noisy-lkup-memory",		1, 0, 0 },
601 		{ "noisy-lkup-num-writes",	1, 0, 0 },
602 		{ "noisy-lkup-num-reads",	1, 0, 0 },
603 		{ "noisy-lkup-num-reads-writes", 1, 0, 0 },
604 		{ "no-iova-contig",             0, 0, 0 },
605 		{ "rx-mq-mode",                 1, 0, 0 },
606 		{ "record-core-cycles",         0, 0, 0 },
607 		{ "record-burst-stats",         0, 0, 0 },
608 		{ 0, 0, 0, 0 },
609 	};
610 
611 	argvopt = argv;
612 
613 #ifdef RTE_LIB_CMDLINE
614 #define SHORTOPTS "i"
615 #else
616 #define SHORTOPTS ""
617 #endif
618 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
619 				 lgopts, &opt_idx)) != EOF) {
620 		switch (opt) {
621 #ifdef RTE_LIB_CMDLINE
622 		case 'i':
623 			printf("Interactive-mode selected\n");
624 			interactive = 1;
625 			break;
626 #endif
627 		case 'a':
628 			printf("Auto-start selected\n");
629 			auto_start = 1;
630 			break;
631 
632 		case 0: /*long options */
633 			if (!strcmp(lgopts[opt_idx].name, "help")) {
634 				usage(argv[0]);
635 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
636 			}
637 #ifdef RTE_LIB_CMDLINE
638 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
639 				printf("Interactive-mode selected\n");
640 				interactive = 1;
641 			}
642 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
643 				printf("CLI commands to be read from %s\n",
644 				       optarg);
645 				strlcpy(cmdline_filename, optarg,
646 					sizeof(cmdline_filename));
647 			}
648 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
649 				printf("Auto-start selected\n");
650 				auto_start = 1;
651 			}
652 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
653 				printf("Ports to start sending a burst of "
654 						"packets first\n");
655 				tx_first = 1;
656 			}
657 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
658 				char *end = NULL;
659 				unsigned int n;
660 
661 				n = strtoul(optarg, &end, 10);
662 				if ((optarg[0] == '\0') || (end == NULL) ||
663 						(*end != '\0'))
664 					break;
665 
666 				stats_period = n;
667 				break;
668 			}
669 			if (!strcmp(lgopts[opt_idx].name,
670 				    "eth-peers-configfile")) {
671 				if (init_peer_eth_addrs(optarg) != 0)
672 					rte_exit(EXIT_FAILURE,
673 						 "Cannot open logfile\n");
674 			}
675 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
676 				char *port_end;
677 
678 				errno = 0;
679 				n = strtoul(optarg, &port_end, 10);
680 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
681 					rte_exit(EXIT_FAILURE,
682 						 "Invalid eth-peer: %s", optarg);
683 				if (n >= RTE_MAX_ETHPORTS)
684 					rte_exit(EXIT_FAILURE,
685 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
686 						 n, RTE_MAX_ETHPORTS);
687 
688 				if (rte_ether_unformat_addr(port_end,
689 						&peer_eth_addrs[n]) < 0)
690 					rte_exit(EXIT_FAILURE,
691 						 "Invalid ethernet address: %s\n",
692 						 port_end);
693 				nb_peer_eth_addrs++;
694 			}
695 #endif
696 			if (!strcmp(lgopts[opt_idx].name, "tx-ip")) {
697 				struct in_addr in;
698 				char *end;
699 
700 				end = strchr(optarg, ',');
701 				if (end == optarg || !end)
702 					rte_exit(EXIT_FAILURE,
703 						 "Invalid tx-ip: %s", optarg);
704 
705 				*end++ = 0;
706 				if (inet_aton(optarg, &in) == 0)
707 					rte_exit(EXIT_FAILURE,
708 						 "Invalid source IP address: %s\n",
709 						 optarg);
710 				tx_ip_src_addr = rte_be_to_cpu_32(in.s_addr);
711 
712 				if (inet_aton(end, &in) == 0)
713 					rte_exit(EXIT_FAILURE,
714 						 "Invalid destination IP address: %s\n",
715 						 optarg);
716 				tx_ip_dst_addr = rte_be_to_cpu_32(in.s_addr);
717 			}
718 			if (!strcmp(lgopts[opt_idx].name, "tx-udp")) {
719 				char *end = NULL;
720 
721 				errno = 0;
722 				n = strtoul(optarg, &end, 10);
723 				if (errno != 0 || end == optarg ||
724 				    n > UINT16_MAX ||
725 				    !(*end == '\0' || *end == ','))
726 					rte_exit(EXIT_FAILURE,
727 						 "Invalid UDP port: %s\n",
728 						 optarg);
729 				tx_udp_src_port = n;
730 				if (*end == ',') {
731 					char *dst = end + 1;
732 
733 					n = strtoul(dst, &end, 10);
734 					if (errno != 0 || end == dst ||
735 					    n > UINT16_MAX || *end)
736 						rte_exit(EXIT_FAILURE,
737 							 "Invalid destination UDP port: %s\n",
738 							 dst);
739 					tx_udp_dst_port = n;
740 				} else {
741 					tx_udp_dst_port = n;
742 				}
743 
744 			}
745 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
746 				n = atoi(optarg);
747 				if (n > 0 && n <= nb_ports)
748 					nb_fwd_ports = n;
749 				else
750 					rte_exit(EXIT_FAILURE,
751 						 "Invalid port %d\n", n);
752 			}
753 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
754 				n = atoi(optarg);
755 				if (n > 0 && n <= nb_lcores)
756 					nb_fwd_lcores = (uint8_t) n;
757 				else
758 					rte_exit(EXIT_FAILURE,
759 						 "nb-cores should be > 0 and <= %d\n",
760 						 nb_lcores);
761 			}
762 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
763 				parse_fwd_coremask(optarg);
764 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
765 				parse_fwd_portmask(optarg);
766 			if (!strcmp(lgopts[opt_idx].name, "portlist"))
767 				parse_fwd_portlist(optarg);
768 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
769 				numa_support = 0;
770 			if (!strcmp(lgopts[opt_idx].name, "numa"))
771 				numa_support = 1;
772 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
773 				mp_alloc_type = MP_ALLOC_ANON;
774 			}
775 			if (!strcmp(lgopts[opt_idx].name, "mp-alloc")) {
776 				if (!strcmp(optarg, "native"))
777 					mp_alloc_type = MP_ALLOC_NATIVE;
778 				else if (!strcmp(optarg, "anon"))
779 					mp_alloc_type = MP_ALLOC_ANON;
780 				else if (!strcmp(optarg, "xmem"))
781 					mp_alloc_type = MP_ALLOC_XMEM;
782 				else if (!strcmp(optarg, "xmemhuge"))
783 					mp_alloc_type = MP_ALLOC_XMEM_HUGE;
784 				else if (!strcmp(optarg, "xbuf"))
785 					mp_alloc_type = MP_ALLOC_XBUF;
786 				else
787 					rte_exit(EXIT_FAILURE,
788 						"mp-alloc %s invalid - must be: "
789 						"native, anon, xmem or xmemhuge\n",
790 						 optarg);
791 			}
792 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
793 				if (parse_portnuma_config(optarg))
794 					rte_exit(EXIT_FAILURE,
795 					   "invalid port-numa configuration\n");
796 			}
797 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
798 				if (parse_ringnuma_config(optarg))
799 					rte_exit(EXIT_FAILURE,
800 					   "invalid ring-numa configuration\n");
801 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
802 				n = atoi(optarg);
803 				if (!new_socket_id((uint8_t)n)) {
804 					socket_num = (uint8_t)n;
805 				} else {
806 					print_invalid_socket_id_error();
807 					rte_exit(EXIT_FAILURE,
808 						"Invalid socket id");
809 				}
810 			}
811 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
812 				unsigned int mb_sz[MAX_SEGS_BUFFER_SPLIT];
813 				unsigned int nb_segs, i;
814 
815 				nb_segs = parse_item_list(optarg, "mbuf-size",
816 					MAX_SEGS_BUFFER_SPLIT, mb_sz, 0);
817 				if (nb_segs <= 0)
818 					rte_exit(EXIT_FAILURE,
819 						 "bad mbuf-size\n");
820 				for (i = 0; i < nb_segs; i++) {
821 					if (mb_sz[i] <= 0 || mb_sz[i] > 0xFFFF)
822 						rte_exit(EXIT_FAILURE,
823 							 "mbuf-size should be "
824 							 "> 0 and < 65536\n");
825 					mbuf_data_size[i] = (uint16_t) mb_sz[i];
826 				}
827 				mbuf_data_size_n = nb_segs;
828 			}
829 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
830 				n = atoi(optarg);
831 				if (n > 1024)
832 					param_total_num_mbufs = (unsigned)n;
833 				else
834 					rte_exit(EXIT_FAILURE,
835 						 "total-num-mbufs should be > 1024\n");
836 			}
837 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
838 				n = atoi(optarg);
839 				if (n >= RTE_ETHER_MIN_LEN)
840 					rx_mode.max_rx_pkt_len = (uint32_t) n;
841 				else
842 					rte_exit(EXIT_FAILURE,
843 						 "Invalid max-pkt-len=%d - should be > %d\n",
844 						 n, RTE_ETHER_MIN_LEN);
845 			}
846 			if (!strcmp(lgopts[opt_idx].name, "max-lro-pkt-size")) {
847 				n = atoi(optarg);
848 				rx_mode.max_lro_pkt_size = (uint32_t) n;
849 			}
850 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
851 				if (!strcmp(optarg, "signature"))
852 					fdir_conf.mode =
853 						RTE_FDIR_MODE_SIGNATURE;
854 				else if (!strcmp(optarg, "perfect"))
855 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
856 				else if (!strcmp(optarg, "perfect-mac-vlan"))
857 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
858 				else if (!strcmp(optarg, "perfect-tunnel"))
859 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
860 				else if (!strcmp(optarg, "none"))
861 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
862 				else
863 					rte_exit(EXIT_FAILURE,
864 						 "pkt-mode-invalid %s invalid - must be: "
865 						 "none, signature, perfect, perfect-mac-vlan"
866 						 " or perfect-tunnel\n",
867 						 optarg);
868 			}
869 			if (!strcmp(lgopts[opt_idx].name,
870 				    "pkt-filter-report-hash")) {
871 				if (!strcmp(optarg, "none"))
872 					fdir_conf.status =
873 						RTE_FDIR_NO_REPORT_STATUS;
874 				else if (!strcmp(optarg, "match"))
875 					fdir_conf.status =
876 						RTE_FDIR_REPORT_STATUS;
877 				else if (!strcmp(optarg, "always"))
878 					fdir_conf.status =
879 						RTE_FDIR_REPORT_STATUS_ALWAYS;
880 				else
881 					rte_exit(EXIT_FAILURE,
882 						 "pkt-filter-report-hash %s invalid "
883 						 "- must be: none or match or always\n",
884 						 optarg);
885 			}
886 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
887 				if (!strcmp(optarg, "64K"))
888 					fdir_conf.pballoc =
889 						RTE_FDIR_PBALLOC_64K;
890 				else if (!strcmp(optarg, "128K"))
891 					fdir_conf.pballoc =
892 						RTE_FDIR_PBALLOC_128K;
893 				else if (!strcmp(optarg, "256K"))
894 					fdir_conf.pballoc =
895 						RTE_FDIR_PBALLOC_256K;
896 				else
897 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
898 						 " must be: 64K or 128K or 256K\n",
899 						 optarg);
900 			}
901 			if (!strcmp(lgopts[opt_idx].name,
902 				    "pkt-filter-drop-queue")) {
903 				n = atoi(optarg);
904 				if (n >= 0)
905 					fdir_conf.drop_queue = (uint8_t) n;
906 				else
907 					rte_exit(EXIT_FAILURE,
908 						 "drop queue %d invalid - must"
909 						 "be >= 0 \n", n);
910 			}
911 #ifdef RTE_LIB_LATENCYSTATS
912 			if (!strcmp(lgopts[opt_idx].name,
913 				    "latencystats")) {
914 				n = atoi(optarg);
915 				if (n >= 0) {
916 					latencystats_lcore_id = (lcoreid_t) n;
917 					latencystats_enabled = 1;
918 				} else
919 					rte_exit(EXIT_FAILURE,
920 						 "invalid lcore id %d for latencystats"
921 						 " must be >= 0\n", n);
922 			}
923 #endif
924 #ifdef RTE_LIB_BITRATESTATS
925 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
926 				n = atoi(optarg);
927 				if (n >= 0) {
928 					bitrate_lcore_id = (lcoreid_t) n;
929 					bitrate_enabled = 1;
930 				} else
931 					rte_exit(EXIT_FAILURE,
932 						 "invalid lcore id %d for bitrate stats"
933 						 " must be >= 0\n", n);
934 			}
935 #endif
936 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
937 				rx_offloads |= DEV_RX_OFFLOAD_KEEP_CRC;
938 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
939 				rx_offloads |= DEV_RX_OFFLOAD_TCP_LRO;
940 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
941 				rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
942 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
943 				rx_offloads |= DEV_RX_OFFLOAD_CHECKSUM;
944 			if (!strcmp(lgopts[opt_idx].name,
945 					"enable-rx-timestamp"))
946 				rx_offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
947 			if (!strcmp(lgopts[opt_idx].name, "enable-hw-vlan"))
948 				rx_offloads |= DEV_RX_OFFLOAD_VLAN;
949 
950 			if (!strcmp(lgopts[opt_idx].name,
951 					"enable-hw-vlan-filter"))
952 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
953 
954 			if (!strcmp(lgopts[opt_idx].name,
955 					"enable-hw-vlan-strip"))
956 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
957 
958 			if (!strcmp(lgopts[opt_idx].name,
959 					"enable-hw-vlan-extend"))
960 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
961 
962 			if (!strcmp(lgopts[opt_idx].name,
963 					"enable-hw-qinq-strip"))
964 				rx_offloads |= DEV_RX_OFFLOAD_QINQ_STRIP;
965 
966 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
967 				rx_drop_en = 1;
968 
969 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
970 				rss_hf = 0;
971 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
972 				if (!strcmp(optarg, "paired"))
973 					port_topology = PORT_TOPOLOGY_PAIRED;
974 				else if (!strcmp(optarg, "chained"))
975 					port_topology = PORT_TOPOLOGY_CHAINED;
976 				else if (!strcmp(optarg, "loop"))
977 					port_topology = PORT_TOPOLOGY_LOOP;
978 				else
979 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
980 						 " must be: paired, chained or loop\n",
981 						 optarg);
982 			}
983 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
984 				set_pkt_forwarding_mode(optarg);
985 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
986 				rss_hf = ETH_RSS_IP;
987 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
988 				rss_hf = ETH_RSS_UDP;
989 			if (!strcmp(lgopts[opt_idx].name, "rss-level-inner"))
990 				rss_hf |= ETH_RSS_LEVEL_INNERMOST;
991 			if (!strcmp(lgopts[opt_idx].name, "rss-level-outer"))
992 				rss_hf |= ETH_RSS_LEVEL_OUTERMOST;
993 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
994 				n = atoi(optarg);
995 				if (n >= 0 && check_nb_rxq((queueid_t)n) == 0)
996 					nb_rxq = (queueid_t) n;
997 				else
998 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
999 						  " >= 0 && <= %u\n", n,
1000 						  get_allowed_max_nb_rxq(&pid));
1001 			}
1002 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
1003 				n = atoi(optarg);
1004 				if (n >= 0 && check_nb_txq((queueid_t)n) == 0)
1005 					nb_txq = (queueid_t) n;
1006 				else
1007 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
1008 						  " >= 0 && <= %u\n", n,
1009 						  get_allowed_max_nb_txq(&pid));
1010 			}
1011 			if (!strcmp(lgopts[opt_idx].name, "hairpinq")) {
1012 				n = atoi(optarg);
1013 				if (n >= 0 &&
1014 				    check_nb_hairpinq((queueid_t)n) == 0)
1015 					nb_hairpinq = (queueid_t) n;
1016 				else
1017 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
1018 						  " >= 0 && <= %u\n", n,
1019 						  get_allowed_max_nb_hairpinq
1020 						  (&pid));
1021 				if ((n + nb_txq) < 0 ||
1022 				    check_nb_txq((queueid_t)(n + nb_txq)) != 0)
1023 					rte_exit(EXIT_FAILURE, "txq + hairpinq "
1024 						 "%d invalid - must be"
1025 						  " >= 0 && <= %u\n",
1026 						  n + nb_txq,
1027 						  get_allowed_max_nb_txq(&pid));
1028 				if ((n + nb_rxq) < 0 ||
1029 				    check_nb_rxq((queueid_t)(n + nb_rxq)) != 0)
1030 					rte_exit(EXIT_FAILURE, "rxq + hairpinq "
1031 						 "%d invalid - must be"
1032 						  " >= 0 && <= %u\n",
1033 						  n + nb_rxq,
1034 						  get_allowed_max_nb_rxq(&pid));
1035 			}
1036 			if (!nb_rxq && !nb_txq) {
1037 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
1038 						"be non-zero\n");
1039 			}
1040 			if (!strcmp(lgopts[opt_idx].name, "hairpin-mode")) {
1041 				char *end = NULL;
1042 				unsigned int n;
1043 
1044 				errno = 0;
1045 				n = strtoul(optarg, &end, 0);
1046 				if (errno != 0 || end == optarg)
1047 					rte_exit(EXIT_FAILURE, "hairpin mode invalid\n");
1048 				else
1049 					hairpin_mode = (uint16_t)n;
1050 			}
1051 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
1052 				n = atoi(optarg);
1053 				if (n == 0) {
1054 					/* A burst size of zero means that the
1055 					 * PMD should be queried for
1056 					 * recommended Rx burst size. Since
1057 					 * testpmd uses a single size for all
1058 					 * ports, port 0 is queried for the
1059 					 * value, on the assumption that all
1060 					 * ports are of the same NIC model.
1061 					 */
1062 					ret = eth_dev_info_get_print_err(
1063 								0,
1064 								&dev_info);
1065 					if (ret != 0)
1066 						return;
1067 
1068 					rec_nb_pkts = dev_info
1069 						.default_rxportconf.burst_size;
1070 
1071 					if (rec_nb_pkts == 0)
1072 						rte_exit(EXIT_FAILURE,
1073 							"PMD does not recommend a burst size. "
1074 							"Provided value must be between "
1075 							"1 and %d\n", MAX_PKT_BURST);
1076 					else if (rec_nb_pkts > MAX_PKT_BURST)
1077 						rte_exit(EXIT_FAILURE,
1078 							"PMD recommended burst size of %d"
1079 							" exceeds maximum value of %d\n",
1080 							rec_nb_pkts, MAX_PKT_BURST);
1081 					printf("Using PMD-provided burst value of %d\n",
1082 						rec_nb_pkts);
1083 					nb_pkt_per_burst = rec_nb_pkts;
1084 				} else if (n > MAX_PKT_BURST)
1085 					rte_exit(EXIT_FAILURE,
1086 						"burst must be between1 and %d\n",
1087 						MAX_PKT_BURST);
1088 				else
1089 					nb_pkt_per_burst = (uint16_t) n;
1090 			}
1091 			if (!strcmp(lgopts[opt_idx].name, "flowgen-clones")) {
1092 				n = atoi(optarg);
1093 				if (n >= 0)
1094 					nb_pkt_flowgen_clones = (uint16_t) n;
1095 				else
1096 					rte_exit(EXIT_FAILURE,
1097 						 "clones must be >= 0 and <= current burst\n");
1098 			}
1099 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
1100 				n = atoi(optarg);
1101 				if ((n >= 0) &&
1102 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
1103 					mb_mempool_cache = (uint16_t) n;
1104 				else
1105 					rte_exit(EXIT_FAILURE,
1106 						 "mbcache must be >= 0 and <= %d\n",
1107 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
1108 			}
1109 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
1110 				n = atoi(optarg);
1111 				if (n >= 0)
1112 					tx_free_thresh = (int16_t)n;
1113 				else
1114 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
1115 			}
1116 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
1117 				n = atoi(optarg);
1118 				if (n >= 0)
1119 					tx_rs_thresh = (int16_t)n;
1120 				else
1121 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
1122 			}
1123 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1124 				n = atoi(optarg);
1125 				if (n > 0) {
1126 					if (rx_free_thresh >= n)
1127 						rte_exit(EXIT_FAILURE,
1128 							 "rxd must be > "
1129 							 "rx_free_thresh(%d)\n",
1130 							 (int)rx_free_thresh);
1131 					else
1132 						nb_rxd = (uint16_t) n;
1133 				} else
1134 					rte_exit(EXIT_FAILURE,
1135 						 "rxd(%d) invalid - must be > 0\n",
1136 						 n);
1137 			}
1138 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
1139 				n = atoi(optarg);
1140 				if (n > 0)
1141 					nb_txd = (uint16_t) n;
1142 				else
1143 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1144 			}
1145 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1146 				n = atoi(optarg);
1147 				if (n >= 0)
1148 					tx_pthresh = (int8_t)n;
1149 				else
1150 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1151 			}
1152 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1153 				n = atoi(optarg);
1154 				if (n >= 0)
1155 					tx_hthresh = (int8_t)n;
1156 				else
1157 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1158 			}
1159 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1160 				n = atoi(optarg);
1161 				if (n >= 0)
1162 					tx_wthresh = (int8_t)n;
1163 				else
1164 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1165 			}
1166 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1167 				n = atoi(optarg);
1168 				if (n >= 0)
1169 					rx_pthresh = (int8_t)n;
1170 				else
1171 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1172 			}
1173 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1174 				n = atoi(optarg);
1175 				if (n >= 0)
1176 					rx_hthresh = (int8_t)n;
1177 				else
1178 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1179 			}
1180 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1181 				n = atoi(optarg);
1182 				if (n >= 0)
1183 					rx_wthresh = (int8_t)n;
1184 				else
1185 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1186 			}
1187 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1188 				n = atoi(optarg);
1189 				if (n >= 0)
1190 					rx_free_thresh = (int16_t)n;
1191 				else
1192 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1193 			}
1194 			if (!strcmp(lgopts[opt_idx].name, "rxoffs")) {
1195 				unsigned int seg_off[MAX_SEGS_BUFFER_SPLIT];
1196 				unsigned int nb_offs;
1197 
1198 				nb_offs = parse_item_list
1199 						(optarg, "rxpkt offsets",
1200 						 MAX_SEGS_BUFFER_SPLIT,
1201 						 seg_off, 0);
1202 				if (nb_offs > 0)
1203 					set_rx_pkt_offsets(seg_off, nb_offs);
1204 				else
1205 					rte_exit(EXIT_FAILURE, "bad rxoffs\n");
1206 			}
1207 			if (!strcmp(lgopts[opt_idx].name, "rxpkts")) {
1208 				unsigned int seg_len[MAX_SEGS_BUFFER_SPLIT];
1209 				unsigned int nb_segs;
1210 
1211 				nb_segs = parse_item_list
1212 						(optarg, "rxpkt segments",
1213 						 MAX_SEGS_BUFFER_SPLIT,
1214 						 seg_len, 0);
1215 				if (nb_segs > 0)
1216 					set_rx_pkt_segments(seg_len, nb_segs);
1217 				else
1218 					rte_exit(EXIT_FAILURE, "bad rxpkts\n");
1219 			}
1220 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1221 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1222 				unsigned int nb_segs;
1223 
1224 				nb_segs = parse_item_list(optarg, "txpkt segments",
1225 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1226 				if (nb_segs > 0)
1227 					set_tx_pkt_segments(seg_lengths, nb_segs);
1228 				else
1229 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1230 			}
1231 			if (!strcmp(lgopts[opt_idx].name, "txonly-multi-flow"))
1232 				txonly_multi_flow = 1;
1233 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1234 				no_flush_rx = 1;
1235 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1236 				no_link_check = 1;
1237 			if (!strcmp(lgopts[opt_idx].name, "disable-device-start"))
1238 				no_device_start = 1;
1239 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1240 				lsc_interrupt = 0;
1241 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1242 				rmv_interrupt = 0;
1243 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1244 				flow_isolate_all = 1;
1245 			if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
1246 				char *end = NULL;
1247 				n = strtoull(optarg, &end, 16);
1248 				if (n >= 0)
1249 					tx_offloads = (uint64_t)n;
1250 				else
1251 					rte_exit(EXIT_FAILURE,
1252 						 "tx-offloads must be >= 0\n");
1253 			}
1254 
1255 			if (!strcmp(lgopts[opt_idx].name, "rx-offloads")) {
1256 				char *end = NULL;
1257 				n = strtoull(optarg, &end, 16);
1258 				if (n >= 0)
1259 					rx_offloads = (uint64_t)n;
1260 				else
1261 					rte_exit(EXIT_FAILURE,
1262 						 "rx-offloads must be >= 0\n");
1263 			}
1264 
1265 			if (!strcmp(lgopts[opt_idx].name, "vxlan-gpe-port")) {
1266 				n = atoi(optarg);
1267 				if (n >= 0)
1268 					vxlan_gpe_udp_port = (uint16_t)n;
1269 				else
1270 					rte_exit(EXIT_FAILURE,
1271 						 "vxlan-gpe-port must be >= 0\n");
1272 			}
1273 			if (!strcmp(lgopts[opt_idx].name,
1274 				    "geneve-parsed-port")) {
1275 				n = atoi(optarg);
1276 				if (n >= 0)
1277 					geneve_udp_port = (uint16_t)n;
1278 				else
1279 					rte_exit(EXIT_FAILURE,
1280 						 "geneve-parsed-port must be >= 0\n");
1281 			}
1282 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1283 				if (parse_event_printing_config(optarg, 1)) {
1284 					rte_exit(EXIT_FAILURE,
1285 						 "invalid print-event argument\n");
1286 				}
1287 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1288 				if (parse_event_printing_config(optarg, 0)) {
1289 					rte_exit(EXIT_FAILURE,
1290 						 "invalid mask-event argument\n");
1291 				}
1292 			if (!strcmp(lgopts[opt_idx].name, "hot-plug"))
1293 				hot_plug = 1;
1294 			if (!strcmp(lgopts[opt_idx].name, "mlockall"))
1295 				do_mlockall = 1;
1296 			if (!strcmp(lgopts[opt_idx].name, "no-mlockall"))
1297 				do_mlockall = 0;
1298 			if (!strcmp(lgopts[opt_idx].name,
1299 				    "noisy-tx-sw-buffer-size")) {
1300 				n = atoi(optarg);
1301 				if (n >= 0)
1302 					noisy_tx_sw_bufsz = n;
1303 				else
1304 					rte_exit(EXIT_FAILURE,
1305 						"noisy-tx-sw-buffer-size must be >= 0\n");
1306 			}
1307 			if (!strcmp(lgopts[opt_idx].name,
1308 				    "noisy-tx-sw-buffer-flushtime")) {
1309 				n = atoi(optarg);
1310 				if (n >= 0)
1311 					noisy_tx_sw_buf_flush_time = n;
1312 				else
1313 					rte_exit(EXIT_FAILURE,
1314 						 "noisy-tx-sw-buffer-flushtime must be >= 0\n");
1315 			}
1316 			if (!strcmp(lgopts[opt_idx].name,
1317 				    "noisy-lkup-memory")) {
1318 				n = atoi(optarg);
1319 				if (n >= 0)
1320 					noisy_lkup_mem_sz = n;
1321 				else
1322 					rte_exit(EXIT_FAILURE,
1323 						 "noisy-lkup-memory must be >= 0\n");
1324 			}
1325 			if (!strcmp(lgopts[opt_idx].name,
1326 				    "noisy-lkup-num-writes")) {
1327 				n = atoi(optarg);
1328 				if (n >= 0)
1329 					noisy_lkup_num_writes = n;
1330 				else
1331 					rte_exit(EXIT_FAILURE,
1332 						 "noisy-lkup-num-writes must be >= 0\n");
1333 			}
1334 			if (!strcmp(lgopts[opt_idx].name,
1335 				    "noisy-lkup-num-reads")) {
1336 				n = atoi(optarg);
1337 				if (n >= 0)
1338 					noisy_lkup_num_reads = n;
1339 				else
1340 					rte_exit(EXIT_FAILURE,
1341 						 "noisy-lkup-num-reads must be >= 0\n");
1342 			}
1343 			if (!strcmp(lgopts[opt_idx].name,
1344 				    "noisy-lkup-num-reads-writes")) {
1345 				n = atoi(optarg);
1346 				if (n >= 0)
1347 					noisy_lkup_num_reads_writes = n;
1348 				else
1349 					rte_exit(EXIT_FAILURE,
1350 						 "noisy-lkup-num-reads-writes must be >= 0\n");
1351 			}
1352 			if (!strcmp(lgopts[opt_idx].name, "no-iova-contig"))
1353 				mempool_flags = MEMPOOL_F_NO_IOVA_CONTIG;
1354 
1355 			if (!strcmp(lgopts[opt_idx].name, "rx-mq-mode")) {
1356 				char *end = NULL;
1357 				n = strtoul(optarg, &end, 16);
1358 				if (n >= 0 && n <= ETH_MQ_RX_VMDQ_DCB_RSS)
1359 					rx_mq_mode = (enum rte_eth_rx_mq_mode)n;
1360 				else
1361 					rte_exit(EXIT_FAILURE,
1362 						 "rx-mq-mode must be >= 0 and <= %d\n",
1363 						 ETH_MQ_RX_VMDQ_DCB_RSS);
1364 			}
1365 			if (!strcmp(lgopts[opt_idx].name, "record-core-cycles"))
1366 				record_core_cycles = 1;
1367 			if (!strcmp(lgopts[opt_idx].name, "record-burst-stats"))
1368 				record_burst_stats = 1;
1369 			break;
1370 		case 'h':
1371 			usage(argv[0]);
1372 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1373 			break;
1374 		default:
1375 			usage(argv[0]);
1376 			printf("Invalid option: %s\n", argv[optind]);
1377 			rte_exit(EXIT_FAILURE,
1378 				 "Command line is incomplete or incorrect\n");
1379 			break;
1380 		}
1381 	}
1382 
1383 	if (optind != argc) {
1384 		usage(argv[0]);
1385 		printf("Invalid parameter: %s\n", argv[optind]);
1386 		rte_exit(EXIT_FAILURE, "Command line is incorrect\n");
1387 	}
1388 
1389 	/* Set offload configuration from command line parameters. */
1390 	rx_mode.offloads = rx_offloads;
1391 	tx_mode.offloads = tx_offloads;
1392 
1393 	if (mempool_flags & MEMPOOL_F_NO_IOVA_CONTIG &&
1394 	    mp_alloc_type != MP_ALLOC_ANON) {
1395 		TESTPMD_LOG(WARNING, "cannot use no-iova-contig without "
1396 				  "mp-alloc=anon. mempool no-iova-contig is "
1397 				  "ignored\n");
1398 		mempool_flags = 0;
1399 	}
1400 }
1401