xref: /dpdk/app/test-pmd/parameters.c (revision b7b78a089c454d42eb654360eeecb1e2f15e6cd8)
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("  --eth-link-speed: force link speed.\n");
188 	printf("  --disable-link-check: disable check on link status when "
189 	       "starting/stopping ports.\n");
190 	printf("  --disable-device-start: do not automatically start port\n");
191 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
192 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
193 	printf("  --bitrate-stats=N: set the logical core N to perform "
194 		"bit-rate calculation.\n");
195 	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|flow_aged|all>: "
196 	       "enable print of designated event or all of them.\n");
197 	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|flow_aged|all>: "
198 	       "disable print of designated event or all of them.\n");
199 	printf("  --flow-isolate-all: "
200 	       "requests flow API isolated mode on all ports at initialization time.\n");
201 	printf("  --tx-offloads=0xXXXXXXXX: hexadecimal bitmask of TX queue offloads\n");
202 	printf("  --rx-offloads=0xXXXXXXXX: hexadecimal bitmask of RX queue offloads\n");
203 	printf("  --hot-plug: enable hot plug for device.\n");
204 	printf("  --vxlan-gpe-port=N: UPD port of tunnel VXLAN-GPE\n");
205 	printf("  --geneve-parsed-port=N: UPD port to parse GENEVE tunnel protocol\n");
206 	printf("  --mlockall: lock all memory\n");
207 	printf("  --no-mlockall: do not lock all memory\n");
208 	printf("  --mp-alloc <native|anon|xmem|xmemhuge>: mempool allocation method.\n"
209 	       "    native: use regular DPDK memory to create and populate mempool\n"
210 	       "    anon: use regular DPDK memory to create and anonymous memory to populate mempool\n"
211 	       "    xmem: use anonymous memory to create and populate mempool\n"
212 	       "    xmemhuge: use anonymous hugepage memory to create and populate mempool\n");
213 	printf("  --noisy-tx-sw-buffer-size=N: size of FIFO buffer\n");
214 	printf("  --noisy-tx-sw-buffer-flushtime=N: flush FIFO after N ms\n");
215 	printf("  --noisy-lkup-memory=N: allocate N MB of VNF memory\n");
216 	printf("  --noisy-lkup-num-writes=N: do N random writes per packet\n");
217 	printf("  --noisy-lkup-num-reads=N: do N random reads per packet\n");
218 	printf("  --noisy-lkup-num-writes=N: do N random reads and writes per packet\n");
219 	printf("  --no-iova-contig: mempool memory can be IOVA non contiguous. "
220 	       "valid only with --mp-alloc=anon\n");
221 	printf("  --rx-mq-mode=0xX: hexadecimal bitmask of RX mq mode can be "
222 	       "enabled\n");
223 	printf("  --record-core-cycles: enable measurement of CPU cycles.\n");
224 	printf("  --record-burst-stats: enable display of RX and TX bursts.\n");
225 	printf("  --hairpin-mode=0xXX: bitmask set the hairpin port mode.\n "
226 	       "    0x10 - explicit Tx rule, 0x02 - hairpin ports paired\n"
227 	       "    0x01 - hairpin ports loop, 0x00 - hairpin port self\n");
228 }
229 
230 #ifdef RTE_LIB_CMDLINE
231 static int
232 init_peer_eth_addrs(char *config_filename)
233 {
234 	FILE *config_file;
235 	portid_t i;
236 	char buf[50];
237 
238 	config_file = fopen(config_filename, "r");
239 	if (config_file == NULL) {
240 		perror("Failed to open eth config file\n");
241 		return -1;
242 	}
243 
244 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
245 
246 		if (fgets(buf, sizeof(buf), config_file) == NULL)
247 			break;
248 
249 		if (rte_ether_unformat_addr(buf, &peer_eth_addrs[i]) < 0) {
250 			printf("Bad MAC address format on line %d\n", i+1);
251 			fclose(config_file);
252 			return -1;
253 		}
254 	}
255 	fclose(config_file);
256 	nb_peer_eth_addrs = (portid_t) i;
257 	return 0;
258 }
259 #endif
260 
261 /*
262  * Parse the coremask given as argument (hexadecimal string) and set
263  * the global configuration of forwarding cores.
264  */
265 static void
266 parse_fwd_coremask(const char *coremask)
267 {
268 	char *end;
269 	unsigned long long int cm;
270 
271 	/* parse hexadecimal string */
272 	end = NULL;
273 	cm = strtoull(coremask, &end, 16);
274 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
275 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
276 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
277 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
278 }
279 
280 /*
281  * Parse the coremask given as argument (hexadecimal string) and set
282  * the global configuration of forwarding cores.
283  */
284 static void
285 parse_fwd_portmask(const char *portmask)
286 {
287 	char *end;
288 	unsigned long long int pm;
289 
290 	/* parse hexadecimal string */
291 	end = NULL;
292 	pm = strtoull(portmask, &end, 16);
293 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
294 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
295 	else
296 		set_fwd_ports_mask((uint64_t) pm);
297 }
298 
299 static void
300 print_invalid_socket_id_error(void)
301 {
302 	unsigned int i = 0;
303 
304 	printf("Invalid socket id, options are: ");
305 	for (i = 0; i < num_sockets; i++) {
306 		printf("%u%s", socket_ids[i],
307 		      (i == num_sockets - 1) ? "\n" : ",");
308 	}
309 }
310 
311 static int
312 parse_portnuma_config(const char *q_arg)
313 {
314 	char s[256];
315 	const char *p, *p0 = q_arg;
316 	char *end;
317 	uint8_t i, socket_id;
318 	portid_t port_id;
319 	unsigned size;
320 	enum fieldnames {
321 		FLD_PORT = 0,
322 		FLD_SOCKET,
323 		_NUM_FLD
324 	};
325 	unsigned long int_fld[_NUM_FLD];
326 	char *str_fld[_NUM_FLD];
327 
328 	/* reset from value set at definition */
329 	while ((p = strchr(p0,'(')) != NULL) {
330 		++p;
331 		if((p0 = strchr(p,')')) == NULL)
332 			return -1;
333 
334 		size = p0 - p;
335 		if(size >= sizeof(s))
336 			return -1;
337 
338 		snprintf(s, sizeof(s), "%.*s", size, p);
339 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
340 			return -1;
341 		for (i = 0; i < _NUM_FLD; i++) {
342 			errno = 0;
343 			int_fld[i] = strtoul(str_fld[i], &end, 0);
344 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
345 				return -1;
346 		}
347 		port_id = (portid_t)int_fld[FLD_PORT];
348 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
349 			port_id == (portid_t)RTE_PORT_ALL) {
350 			print_valid_ports();
351 			return -1;
352 		}
353 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
354 		if (new_socket_id(socket_id)) {
355 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
356 				print_invalid_socket_id_error();
357 				return -1;
358 			}
359 			socket_ids[num_sockets++] = socket_id;
360 		}
361 		port_numa[port_id] = socket_id;
362 	}
363 
364 	return 0;
365 }
366 
367 static int
368 parse_ringnuma_config(const char *q_arg)
369 {
370 	char s[256];
371 	const char *p, *p0 = q_arg;
372 	char *end;
373 	uint8_t i, ring_flag, socket_id;
374 	portid_t port_id;
375 	unsigned size;
376 	enum fieldnames {
377 		FLD_PORT = 0,
378 		FLD_FLAG,
379 		FLD_SOCKET,
380 		_NUM_FLD
381 	};
382 	unsigned long int_fld[_NUM_FLD];
383 	char *str_fld[_NUM_FLD];
384 	#define RX_RING_ONLY 0x1
385 	#define TX_RING_ONLY 0x2
386 	#define RXTX_RING    0x3
387 
388 	/* reset from value set at definition */
389 	while ((p = strchr(p0,'(')) != NULL) {
390 		++p;
391 		if((p0 = strchr(p,')')) == NULL)
392 			return -1;
393 
394 		size = p0 - p;
395 		if(size >= sizeof(s))
396 			return -1;
397 
398 		snprintf(s, sizeof(s), "%.*s", size, p);
399 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
400 			return -1;
401 		for (i = 0; i < _NUM_FLD; i++) {
402 			errno = 0;
403 			int_fld[i] = strtoul(str_fld[i], &end, 0);
404 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
405 				return -1;
406 		}
407 		port_id = (portid_t)int_fld[FLD_PORT];
408 		if (port_id_is_invalid(port_id, ENABLED_WARN) ||
409 			port_id == (portid_t)RTE_PORT_ALL) {
410 			print_valid_ports();
411 			return -1;
412 		}
413 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
414 		if (new_socket_id(socket_id)) {
415 			if (num_sockets >= RTE_MAX_NUMA_NODES) {
416 				print_invalid_socket_id_error();
417 				return -1;
418 			}
419 			socket_ids[num_sockets++] = socket_id;
420 		}
421 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
422 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
423 			printf("Invalid ring-flag=%d config for port =%d\n",
424 				ring_flag,port_id);
425 			return -1;
426 		}
427 
428 		switch (ring_flag & RXTX_RING) {
429 		case RX_RING_ONLY:
430 			rxring_numa[port_id] = socket_id;
431 			break;
432 		case TX_RING_ONLY:
433 			txring_numa[port_id] = socket_id;
434 			break;
435 		case RXTX_RING:
436 			rxring_numa[port_id] = socket_id;
437 			txring_numa[port_id] = socket_id;
438 			break;
439 		default:
440 			printf("Invalid ring-flag=%d config for port=%d\n",
441 				ring_flag,port_id);
442 			break;
443 		}
444 	}
445 
446 	return 0;
447 }
448 
449 static int
450 parse_event_printing_config(const char *optarg, int enable)
451 {
452 	uint32_t mask = 0;
453 
454 	if (!strcmp(optarg, "unknown"))
455 		mask = UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN;
456 	else if (!strcmp(optarg, "intr_lsc"))
457 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_LSC;
458 	else if (!strcmp(optarg, "queue_state"))
459 		mask = UINT32_C(1) << RTE_ETH_EVENT_QUEUE_STATE;
460 	else if (!strcmp(optarg, "intr_reset"))
461 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET;
462 	else if (!strcmp(optarg, "vf_mbox"))
463 		mask = UINT32_C(1) << RTE_ETH_EVENT_VF_MBOX;
464 	else if (!strcmp(optarg, "ipsec"))
465 		mask = UINT32_C(1) << RTE_ETH_EVENT_IPSEC;
466 	else if (!strcmp(optarg, "macsec"))
467 		mask = UINT32_C(1) << RTE_ETH_EVENT_MACSEC;
468 	else if (!strcmp(optarg, "intr_rmv"))
469 		mask = UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV;
470 	else if (!strcmp(optarg, "dev_probed"))
471 		mask = UINT32_C(1) << RTE_ETH_EVENT_NEW;
472 	else if (!strcmp(optarg, "dev_released"))
473 		mask = UINT32_C(1) << RTE_ETH_EVENT_DESTROY;
474 	else if (!strcmp(optarg, "flow_aged"))
475 		mask = UINT32_C(1) << RTE_ETH_EVENT_FLOW_AGED;
476 	else if (!strcmp(optarg, "all"))
477 		mask = ~UINT32_C(0);
478 	else {
479 		fprintf(stderr, "Invalid event: %s\n", optarg);
480 		return -1;
481 	}
482 	if (enable)
483 		event_print_mask |= mask;
484 	else
485 		event_print_mask &= ~mask;
486 	return 0;
487 }
488 
489 static int
490 parse_link_speed(int n)
491 {
492 	uint32_t speed = ETH_LINK_SPEED_FIXED;
493 
494 	switch (n) {
495 	case 1000:
496 		speed |= ETH_LINK_SPEED_1G;
497 		break;
498 	case 10000:
499 		speed |= ETH_LINK_SPEED_10G;
500 		break;
501 	case 25000:
502 		speed |= ETH_LINK_SPEED_25G;
503 		break;
504 	case 40000:
505 		speed |= ETH_LINK_SPEED_40G;
506 		break;
507 	case 50000:
508 		speed |= ETH_LINK_SPEED_50G;
509 		break;
510 	case 100000:
511 		speed |= ETH_LINK_SPEED_100G;
512 		break;
513 	case 200000:
514 		speed |= ETH_LINK_SPEED_200G;
515 		break;
516 	case 100:
517 	case 10:
518 	default:
519 		printf("Unsupported fixed speed\n");
520 		return 0;
521 	}
522 
523 	return speed;
524 }
525 
526 void
527 launch_args_parse(int argc, char** argv)
528 {
529 	int n, opt;
530 	char **argvopt;
531 	int opt_idx;
532 	portid_t pid;
533 	enum { TX, RX };
534 	/* Default offloads for all ports. */
535 	uint64_t rx_offloads = rx_mode.offloads;
536 	uint64_t tx_offloads = tx_mode.offloads;
537 	struct rte_eth_dev_info dev_info;
538 	uint16_t rec_nb_pkts;
539 	int ret;
540 
541 	static struct option lgopts[] = {
542 		{ "help",			0, 0, 0 },
543 #ifdef RTE_LIB_CMDLINE
544 		{ "interactive",		0, 0, 0 },
545 		{ "cmdline-file",		1, 0, 0 },
546 		{ "auto-start",			0, 0, 0 },
547 		{ "eth-peers-configfile",	1, 0, 0 },
548 		{ "eth-peer",			1, 0, 0 },
549 #endif
550 		{ "tx-first",			0, 0, 0 },
551 		{ "stats-period",		1, 0, 0 },
552 		{ "ports",			1, 0, 0 },
553 		{ "nb-cores",			1, 0, 0 },
554 		{ "nb-ports",			1, 0, 0 },
555 		{ "coremask",			1, 0, 0 },
556 		{ "portmask",			1, 0, 0 },
557 		{ "portlist",			1, 0, 0 },
558 		{ "numa",			0, 0, 0 },
559 		{ "no-numa",			0, 0, 0 },
560 		{ "mp-anon",			0, 0, 0 },
561 		{ "port-numa-config",           1, 0, 0 },
562 		{ "ring-numa-config",           1, 0, 0 },
563 		{ "socket-num",			1, 0, 0 },
564 		{ "mbuf-size",			1, 0, 0 },
565 		{ "total-num-mbufs",		1, 0, 0 },
566 		{ "max-pkt-len",		1, 0, 0 },
567 		{ "max-lro-pkt-size",		1, 0, 0 },
568 		{ "pkt-filter-mode",            1, 0, 0 },
569 		{ "pkt-filter-report-hash",     1, 0, 0 },
570 		{ "pkt-filter-size",            1, 0, 0 },
571 		{ "pkt-filter-drop-queue",      1, 0, 0 },
572 #ifdef RTE_LIB_LATENCYSTATS
573 		{ "latencystats",               1, 0, 0 },
574 #endif
575 #ifdef RTE_LIB_BITRATESTATS
576 		{ "bitrate-stats",              1, 0, 0 },
577 #endif
578 		{ "disable-crc-strip",          0, 0, 0 },
579 		{ "enable-lro",                 0, 0, 0 },
580 		{ "enable-rx-cksum",            0, 0, 0 },
581 		{ "enable-rx-timestamp",        0, 0, 0 },
582 		{ "enable-scatter",             0, 0, 0 },
583 		{ "enable-hw-vlan",             0, 0, 0 },
584 		{ "enable-hw-vlan-filter",      0, 0, 0 },
585 		{ "enable-hw-vlan-strip",       0, 0, 0 },
586 		{ "enable-hw-vlan-extend",      0, 0, 0 },
587 		{ "enable-hw-qinq-strip",       0, 0, 0 },
588 		{ "enable-drop-en",            0, 0, 0 },
589 		{ "disable-rss",                0, 0, 0 },
590 		{ "port-topology",              1, 0, 0 },
591 		{ "forward-mode",               1, 0, 0 },
592 		{ "rss-ip",			0, 0, 0 },
593 		{ "rss-udp",			0, 0, 0 },
594 		{ "rss-level-outer",		0, 0, 0 },
595 		{ "rss-level-inner",		0, 0, 0 },
596 		{ "rxq",			1, 0, 0 },
597 		{ "txq",			1, 0, 0 },
598 		{ "rxd",			1, 0, 0 },
599 		{ "txd",			1, 0, 0 },
600 		{ "hairpinq",			1, 0, 0 },
601 		{ "hairpin-mode",		1, 0, 0 },
602 		{ "burst",			1, 0, 0 },
603 		{ "flowgen-clones",		1, 0, 0 },
604 		{ "mbcache",			1, 0, 0 },
605 		{ "txpt",			1, 0, 0 },
606 		{ "txht",			1, 0, 0 },
607 		{ "txwt",			1, 0, 0 },
608 		{ "txfreet",			1, 0, 0 },
609 		{ "txrst",			1, 0, 0 },
610 		{ "rxpt",			1, 0, 0 },
611 		{ "rxht",			1, 0, 0 },
612 		{ "rxwt",			1, 0, 0 },
613 		{ "rxfreet",                    1, 0, 0 },
614 		{ "no-flush-rx",	0, 0, 0 },
615 		{ "flow-isolate-all",	        0, 0, 0 },
616 		{ "rxoffs",			1, 0, 0 },
617 		{ "rxpkts",			1, 0, 0 },
618 		{ "txpkts",			1, 0, 0 },
619 		{ "txonly-multi-flow",		0, 0, 0 },
620 		{ "eth-link-speed",		1, 0, 0 },
621 		{ "disable-link-check",		0, 0, 0 },
622 		{ "disable-device-start",	0, 0, 0 },
623 		{ "no-lsc-interrupt",		0, 0, 0 },
624 		{ "no-rmv-interrupt",		0, 0, 0 },
625 		{ "print-event",		1, 0, 0 },
626 		{ "mask-event",			1, 0, 0 },
627 		{ "tx-offloads",		1, 0, 0 },
628 		{ "rx-offloads",		1, 0, 0 },
629 		{ "hot-plug",			0, 0, 0 },
630 		{ "vxlan-gpe-port",		1, 0, 0 },
631 		{ "geneve-parsed-port",		1, 0, 0 },
632 		{ "mlockall",			0, 0, 0 },
633 		{ "no-mlockall",		0, 0, 0 },
634 		{ "mp-alloc",			1, 0, 0 },
635 		{ "tx-ip",			1, 0, 0 },
636 		{ "tx-udp",			1, 0, 0 },
637 		{ "noisy-tx-sw-buffer-size",	1, 0, 0 },
638 		{ "noisy-tx-sw-buffer-flushtime", 1, 0, 0 },
639 		{ "noisy-lkup-memory",		1, 0, 0 },
640 		{ "noisy-lkup-num-writes",	1, 0, 0 },
641 		{ "noisy-lkup-num-reads",	1, 0, 0 },
642 		{ "noisy-lkup-num-reads-writes", 1, 0, 0 },
643 		{ "no-iova-contig",             0, 0, 0 },
644 		{ "rx-mq-mode",                 1, 0, 0 },
645 		{ "record-core-cycles",         0, 0, 0 },
646 		{ "record-burst-stats",         0, 0, 0 },
647 		{ 0, 0, 0, 0 },
648 	};
649 
650 	argvopt = argv;
651 
652 #ifdef RTE_LIB_CMDLINE
653 #define SHORTOPTS "i"
654 #else
655 #define SHORTOPTS ""
656 #endif
657 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
658 				 lgopts, &opt_idx)) != EOF) {
659 		switch (opt) {
660 #ifdef RTE_LIB_CMDLINE
661 		case 'i':
662 			printf("Interactive-mode selected\n");
663 			interactive = 1;
664 			break;
665 #endif
666 		case 'a':
667 			printf("Auto-start selected\n");
668 			auto_start = 1;
669 			break;
670 
671 		case 0: /*long options */
672 			if (!strcmp(lgopts[opt_idx].name, "help")) {
673 				usage(argv[0]);
674 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
675 			}
676 #ifdef RTE_LIB_CMDLINE
677 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
678 				printf("Interactive-mode selected\n");
679 				interactive = 1;
680 			}
681 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
682 				printf("CLI commands to be read from %s\n",
683 				       optarg);
684 				strlcpy(cmdline_filename, optarg,
685 					sizeof(cmdline_filename));
686 			}
687 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
688 				printf("Auto-start selected\n");
689 				auto_start = 1;
690 			}
691 			if (!strcmp(lgopts[opt_idx].name, "tx-first")) {
692 				printf("Ports to start sending a burst of "
693 						"packets first\n");
694 				tx_first = 1;
695 			}
696 			if (!strcmp(lgopts[opt_idx].name, "stats-period")) {
697 				char *end = NULL;
698 				unsigned int n;
699 
700 				n = strtoul(optarg, &end, 10);
701 				if ((optarg[0] == '\0') || (end == NULL) ||
702 						(*end != '\0'))
703 					break;
704 
705 				stats_period = n;
706 				break;
707 			}
708 			if (!strcmp(lgopts[opt_idx].name,
709 				    "eth-peers-configfile")) {
710 				if (init_peer_eth_addrs(optarg) != 0)
711 					rte_exit(EXIT_FAILURE,
712 						 "Cannot open logfile\n");
713 			}
714 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
715 				char *port_end;
716 
717 				errno = 0;
718 				n = strtoul(optarg, &port_end, 10);
719 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
720 					rte_exit(EXIT_FAILURE,
721 						 "Invalid eth-peer: %s", optarg);
722 				if (n >= RTE_MAX_ETHPORTS)
723 					rte_exit(EXIT_FAILURE,
724 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
725 						 n, RTE_MAX_ETHPORTS);
726 
727 				if (rte_ether_unformat_addr(port_end,
728 						&peer_eth_addrs[n]) < 0)
729 					rte_exit(EXIT_FAILURE,
730 						 "Invalid ethernet address: %s\n",
731 						 port_end);
732 				nb_peer_eth_addrs++;
733 			}
734 #endif
735 			if (!strcmp(lgopts[opt_idx].name, "tx-ip")) {
736 				struct in_addr in;
737 				char *end;
738 
739 				end = strchr(optarg, ',');
740 				if (end == optarg || !end)
741 					rte_exit(EXIT_FAILURE,
742 						 "Invalid tx-ip: %s", optarg);
743 
744 				*end++ = 0;
745 				if (inet_aton(optarg, &in) == 0)
746 					rte_exit(EXIT_FAILURE,
747 						 "Invalid source IP address: %s\n",
748 						 optarg);
749 				tx_ip_src_addr = rte_be_to_cpu_32(in.s_addr);
750 
751 				if (inet_aton(end, &in) == 0)
752 					rte_exit(EXIT_FAILURE,
753 						 "Invalid destination IP address: %s\n",
754 						 optarg);
755 				tx_ip_dst_addr = rte_be_to_cpu_32(in.s_addr);
756 			}
757 			if (!strcmp(lgopts[opt_idx].name, "tx-udp")) {
758 				char *end = NULL;
759 
760 				errno = 0;
761 				n = strtoul(optarg, &end, 10);
762 				if (errno != 0 || end == optarg ||
763 				    n > UINT16_MAX ||
764 				    !(*end == '\0' || *end == ','))
765 					rte_exit(EXIT_FAILURE,
766 						 "Invalid UDP port: %s\n",
767 						 optarg);
768 				tx_udp_src_port = n;
769 				if (*end == ',') {
770 					char *dst = end + 1;
771 
772 					n = strtoul(dst, &end, 10);
773 					if (errno != 0 || end == dst ||
774 					    n > UINT16_MAX || *end)
775 						rte_exit(EXIT_FAILURE,
776 							 "Invalid destination UDP port: %s\n",
777 							 dst);
778 					tx_udp_dst_port = n;
779 				} else {
780 					tx_udp_dst_port = n;
781 				}
782 
783 			}
784 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
785 				n = atoi(optarg);
786 				if (n > 0 && n <= nb_ports)
787 					nb_fwd_ports = n;
788 				else
789 					rte_exit(EXIT_FAILURE,
790 						 "Invalid port %d\n", n);
791 			}
792 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
793 				n = atoi(optarg);
794 				if (n > 0 && n <= nb_lcores)
795 					nb_fwd_lcores = (uint8_t) n;
796 				else
797 					rte_exit(EXIT_FAILURE,
798 						 "nb-cores should be > 0 and <= %d\n",
799 						 nb_lcores);
800 			}
801 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
802 				parse_fwd_coremask(optarg);
803 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
804 				parse_fwd_portmask(optarg);
805 			if (!strcmp(lgopts[opt_idx].name, "portlist"))
806 				parse_fwd_portlist(optarg);
807 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
808 				numa_support = 0;
809 			if (!strcmp(lgopts[opt_idx].name, "numa"))
810 				numa_support = 1;
811 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
812 				mp_alloc_type = MP_ALLOC_ANON;
813 			}
814 			if (!strcmp(lgopts[opt_idx].name, "mp-alloc")) {
815 				if (!strcmp(optarg, "native"))
816 					mp_alloc_type = MP_ALLOC_NATIVE;
817 				else if (!strcmp(optarg, "anon"))
818 					mp_alloc_type = MP_ALLOC_ANON;
819 				else if (!strcmp(optarg, "xmem"))
820 					mp_alloc_type = MP_ALLOC_XMEM;
821 				else if (!strcmp(optarg, "xmemhuge"))
822 					mp_alloc_type = MP_ALLOC_XMEM_HUGE;
823 				else if (!strcmp(optarg, "xbuf"))
824 					mp_alloc_type = MP_ALLOC_XBUF;
825 				else
826 					rte_exit(EXIT_FAILURE,
827 						"mp-alloc %s invalid - must be: "
828 						"native, anon, xmem or xmemhuge\n",
829 						 optarg);
830 			}
831 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
832 				if (parse_portnuma_config(optarg))
833 					rte_exit(EXIT_FAILURE,
834 					   "invalid port-numa configuration\n");
835 			}
836 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
837 				if (parse_ringnuma_config(optarg))
838 					rte_exit(EXIT_FAILURE,
839 					   "invalid ring-numa configuration\n");
840 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
841 				n = atoi(optarg);
842 				if (!new_socket_id((uint8_t)n)) {
843 					socket_num = (uint8_t)n;
844 				} else {
845 					print_invalid_socket_id_error();
846 					rte_exit(EXIT_FAILURE,
847 						"Invalid socket id");
848 				}
849 			}
850 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
851 				unsigned int mb_sz[MAX_SEGS_BUFFER_SPLIT];
852 				unsigned int nb_segs, i;
853 
854 				nb_segs = parse_item_list(optarg, "mbuf-size",
855 					MAX_SEGS_BUFFER_SPLIT, mb_sz, 0);
856 				if (nb_segs <= 0)
857 					rte_exit(EXIT_FAILURE,
858 						 "bad mbuf-size\n");
859 				for (i = 0; i < nb_segs; i++) {
860 					if (mb_sz[i] <= 0 || mb_sz[i] > 0xFFFF)
861 						rte_exit(EXIT_FAILURE,
862 							 "mbuf-size should be "
863 							 "> 0 and < 65536\n");
864 					mbuf_data_size[i] = (uint16_t) mb_sz[i];
865 				}
866 				mbuf_data_size_n = nb_segs;
867 			}
868 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
869 				n = atoi(optarg);
870 				if (n > 1024)
871 					param_total_num_mbufs = (unsigned)n;
872 				else
873 					rte_exit(EXIT_FAILURE,
874 						 "total-num-mbufs should be > 1024\n");
875 			}
876 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
877 				n = atoi(optarg);
878 				if (n >= RTE_ETHER_MIN_LEN)
879 					rx_mode.max_rx_pkt_len = (uint32_t) n;
880 				else
881 					rte_exit(EXIT_FAILURE,
882 						 "Invalid max-pkt-len=%d - should be > %d\n",
883 						 n, RTE_ETHER_MIN_LEN);
884 			}
885 			if (!strcmp(lgopts[opt_idx].name, "max-lro-pkt-size")) {
886 				n = atoi(optarg);
887 				rx_mode.max_lro_pkt_size = (uint32_t) n;
888 			}
889 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
890 				if (!strcmp(optarg, "signature"))
891 					fdir_conf.mode =
892 						RTE_FDIR_MODE_SIGNATURE;
893 				else if (!strcmp(optarg, "perfect"))
894 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
895 				else if (!strcmp(optarg, "perfect-mac-vlan"))
896 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
897 				else if (!strcmp(optarg, "perfect-tunnel"))
898 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
899 				else if (!strcmp(optarg, "none"))
900 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
901 				else
902 					rte_exit(EXIT_FAILURE,
903 						 "pkt-mode-invalid %s invalid - must be: "
904 						 "none, signature, perfect, perfect-mac-vlan"
905 						 " or perfect-tunnel\n",
906 						 optarg);
907 			}
908 			if (!strcmp(lgopts[opt_idx].name,
909 				    "pkt-filter-report-hash")) {
910 				if (!strcmp(optarg, "none"))
911 					fdir_conf.status =
912 						RTE_FDIR_NO_REPORT_STATUS;
913 				else if (!strcmp(optarg, "match"))
914 					fdir_conf.status =
915 						RTE_FDIR_REPORT_STATUS;
916 				else if (!strcmp(optarg, "always"))
917 					fdir_conf.status =
918 						RTE_FDIR_REPORT_STATUS_ALWAYS;
919 				else
920 					rte_exit(EXIT_FAILURE,
921 						 "pkt-filter-report-hash %s invalid "
922 						 "- must be: none or match or always\n",
923 						 optarg);
924 			}
925 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
926 				if (!strcmp(optarg, "64K"))
927 					fdir_conf.pballoc =
928 						RTE_FDIR_PBALLOC_64K;
929 				else if (!strcmp(optarg, "128K"))
930 					fdir_conf.pballoc =
931 						RTE_FDIR_PBALLOC_128K;
932 				else if (!strcmp(optarg, "256K"))
933 					fdir_conf.pballoc =
934 						RTE_FDIR_PBALLOC_256K;
935 				else
936 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
937 						 " must be: 64K or 128K or 256K\n",
938 						 optarg);
939 			}
940 			if (!strcmp(lgopts[opt_idx].name,
941 				    "pkt-filter-drop-queue")) {
942 				n = atoi(optarg);
943 				if (n >= 0)
944 					fdir_conf.drop_queue = (uint8_t) n;
945 				else
946 					rte_exit(EXIT_FAILURE,
947 						 "drop queue %d invalid - must"
948 						 "be >= 0 \n", n);
949 			}
950 #ifdef RTE_LIB_LATENCYSTATS
951 			if (!strcmp(lgopts[opt_idx].name,
952 				    "latencystats")) {
953 				n = atoi(optarg);
954 				if (n >= 0) {
955 					latencystats_lcore_id = (lcoreid_t) n;
956 					latencystats_enabled = 1;
957 				} else
958 					rte_exit(EXIT_FAILURE,
959 						 "invalid lcore id %d for latencystats"
960 						 " must be >= 0\n", n);
961 			}
962 #endif
963 #ifdef RTE_LIB_BITRATESTATS
964 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
965 				n = atoi(optarg);
966 				if (n >= 0) {
967 					bitrate_lcore_id = (lcoreid_t) n;
968 					bitrate_enabled = 1;
969 				} else
970 					rte_exit(EXIT_FAILURE,
971 						 "invalid lcore id %d for bitrate stats"
972 						 " must be >= 0\n", n);
973 			}
974 #endif
975 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
976 				rx_offloads |= DEV_RX_OFFLOAD_KEEP_CRC;
977 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
978 				rx_offloads |= DEV_RX_OFFLOAD_TCP_LRO;
979 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
980 				rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
981 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
982 				rx_offloads |= DEV_RX_OFFLOAD_CHECKSUM;
983 			if (!strcmp(lgopts[opt_idx].name,
984 					"enable-rx-timestamp"))
985 				rx_offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
986 			if (!strcmp(lgopts[opt_idx].name, "enable-hw-vlan"))
987 				rx_offloads |= DEV_RX_OFFLOAD_VLAN;
988 
989 			if (!strcmp(lgopts[opt_idx].name,
990 					"enable-hw-vlan-filter"))
991 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
992 
993 			if (!strcmp(lgopts[opt_idx].name,
994 					"enable-hw-vlan-strip"))
995 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
996 
997 			if (!strcmp(lgopts[opt_idx].name,
998 					"enable-hw-vlan-extend"))
999 				rx_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
1000 
1001 			if (!strcmp(lgopts[opt_idx].name,
1002 					"enable-hw-qinq-strip"))
1003 				rx_offloads |= DEV_RX_OFFLOAD_QINQ_STRIP;
1004 
1005 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
1006 				rx_drop_en = 1;
1007 
1008 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
1009 				rss_hf = 0;
1010 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
1011 				if (!strcmp(optarg, "paired"))
1012 					port_topology = PORT_TOPOLOGY_PAIRED;
1013 				else if (!strcmp(optarg, "chained"))
1014 					port_topology = PORT_TOPOLOGY_CHAINED;
1015 				else if (!strcmp(optarg, "loop"))
1016 					port_topology = PORT_TOPOLOGY_LOOP;
1017 				else
1018 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
1019 						 " must be: paired, chained or loop\n",
1020 						 optarg);
1021 			}
1022 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
1023 				set_pkt_forwarding_mode(optarg);
1024 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
1025 				rss_hf = ETH_RSS_IP;
1026 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
1027 				rss_hf = ETH_RSS_UDP;
1028 			if (!strcmp(lgopts[opt_idx].name, "rss-level-inner"))
1029 				rss_hf |= ETH_RSS_LEVEL_INNERMOST;
1030 			if (!strcmp(lgopts[opt_idx].name, "rss-level-outer"))
1031 				rss_hf |= ETH_RSS_LEVEL_OUTERMOST;
1032 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
1033 				n = atoi(optarg);
1034 				if (n >= 0 && check_nb_rxq((queueid_t)n) == 0)
1035 					nb_rxq = (queueid_t) n;
1036 				else
1037 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
1038 						  " >= 0 && <= %u\n", n,
1039 						  get_allowed_max_nb_rxq(&pid));
1040 			}
1041 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
1042 				n = atoi(optarg);
1043 				if (n >= 0 && check_nb_txq((queueid_t)n) == 0)
1044 					nb_txq = (queueid_t) n;
1045 				else
1046 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
1047 						  " >= 0 && <= %u\n", n,
1048 						  get_allowed_max_nb_txq(&pid));
1049 			}
1050 			if (!strcmp(lgopts[opt_idx].name, "hairpinq")) {
1051 				n = atoi(optarg);
1052 				if (n >= 0 &&
1053 				    check_nb_hairpinq((queueid_t)n) == 0)
1054 					nb_hairpinq = (queueid_t) n;
1055 				else
1056 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
1057 						  " >= 0 && <= %u\n", n,
1058 						  get_allowed_max_nb_hairpinq
1059 						  (&pid));
1060 				if ((n + nb_txq) < 0 ||
1061 				    check_nb_txq((queueid_t)(n + nb_txq)) != 0)
1062 					rte_exit(EXIT_FAILURE, "txq + hairpinq "
1063 						 "%d invalid - must be"
1064 						  " >= 0 && <= %u\n",
1065 						  n + nb_txq,
1066 						  get_allowed_max_nb_txq(&pid));
1067 				if ((n + nb_rxq) < 0 ||
1068 				    check_nb_rxq((queueid_t)(n + nb_rxq)) != 0)
1069 					rte_exit(EXIT_FAILURE, "rxq + hairpinq "
1070 						 "%d invalid - must be"
1071 						  " >= 0 && <= %u\n",
1072 						  n + nb_rxq,
1073 						  get_allowed_max_nb_rxq(&pid));
1074 			}
1075 			if (!nb_rxq && !nb_txq) {
1076 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
1077 						"be non-zero\n");
1078 			}
1079 			if (!strcmp(lgopts[opt_idx].name, "hairpin-mode")) {
1080 				char *end = NULL;
1081 				unsigned int n;
1082 
1083 				errno = 0;
1084 				n = strtoul(optarg, &end, 0);
1085 				if (errno != 0 || end == optarg)
1086 					rte_exit(EXIT_FAILURE, "hairpin mode invalid\n");
1087 				else
1088 					hairpin_mode = (uint16_t)n;
1089 			}
1090 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
1091 				n = atoi(optarg);
1092 				if (n == 0) {
1093 					/* A burst size of zero means that the
1094 					 * PMD should be queried for
1095 					 * recommended Rx burst size. Since
1096 					 * testpmd uses a single size for all
1097 					 * ports, port 0 is queried for the
1098 					 * value, on the assumption that all
1099 					 * ports are of the same NIC model.
1100 					 */
1101 					ret = eth_dev_info_get_print_err(
1102 								0,
1103 								&dev_info);
1104 					if (ret != 0)
1105 						return;
1106 
1107 					rec_nb_pkts = dev_info
1108 						.default_rxportconf.burst_size;
1109 
1110 					if (rec_nb_pkts == 0)
1111 						rte_exit(EXIT_FAILURE,
1112 							"PMD does not recommend a burst size. "
1113 							"Provided value must be between "
1114 							"1 and %d\n", MAX_PKT_BURST);
1115 					else if (rec_nb_pkts > MAX_PKT_BURST)
1116 						rte_exit(EXIT_FAILURE,
1117 							"PMD recommended burst size of %d"
1118 							" exceeds maximum value of %d\n",
1119 							rec_nb_pkts, MAX_PKT_BURST);
1120 					printf("Using PMD-provided burst value of %d\n",
1121 						rec_nb_pkts);
1122 					nb_pkt_per_burst = rec_nb_pkts;
1123 				} else if (n > MAX_PKT_BURST)
1124 					rte_exit(EXIT_FAILURE,
1125 						"burst must be between1 and %d\n",
1126 						MAX_PKT_BURST);
1127 				else
1128 					nb_pkt_per_burst = (uint16_t) n;
1129 			}
1130 			if (!strcmp(lgopts[opt_idx].name, "flowgen-clones")) {
1131 				n = atoi(optarg);
1132 				if (n >= 0)
1133 					nb_pkt_flowgen_clones = (uint16_t) n;
1134 				else
1135 					rte_exit(EXIT_FAILURE,
1136 						 "clones must be >= 0 and <= current burst\n");
1137 			}
1138 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
1139 				n = atoi(optarg);
1140 				if ((n >= 0) &&
1141 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
1142 					mb_mempool_cache = (uint16_t) n;
1143 				else
1144 					rte_exit(EXIT_FAILURE,
1145 						 "mbcache must be >= 0 and <= %d\n",
1146 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
1147 			}
1148 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
1149 				n = atoi(optarg);
1150 				if (n >= 0)
1151 					tx_free_thresh = (int16_t)n;
1152 				else
1153 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
1154 			}
1155 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
1156 				n = atoi(optarg);
1157 				if (n >= 0)
1158 					tx_rs_thresh = (int16_t)n;
1159 				else
1160 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
1161 			}
1162 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
1163 				n = atoi(optarg);
1164 				if (n > 0) {
1165 					if (rx_free_thresh >= n)
1166 						rte_exit(EXIT_FAILURE,
1167 							 "rxd must be > "
1168 							 "rx_free_thresh(%d)\n",
1169 							 (int)rx_free_thresh);
1170 					else
1171 						nb_rxd = (uint16_t) n;
1172 				} else
1173 					rte_exit(EXIT_FAILURE,
1174 						 "rxd(%d) invalid - must be > 0\n",
1175 						 n);
1176 			}
1177 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
1178 				n = atoi(optarg);
1179 				if (n > 0)
1180 					nb_txd = (uint16_t) n;
1181 				else
1182 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
1183 			}
1184 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
1185 				n = atoi(optarg);
1186 				if (n >= 0)
1187 					tx_pthresh = (int8_t)n;
1188 				else
1189 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
1190 			}
1191 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
1192 				n = atoi(optarg);
1193 				if (n >= 0)
1194 					tx_hthresh = (int8_t)n;
1195 				else
1196 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
1197 			}
1198 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1199 				n = atoi(optarg);
1200 				if (n >= 0)
1201 					tx_wthresh = (int8_t)n;
1202 				else
1203 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1204 			}
1205 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1206 				n = atoi(optarg);
1207 				if (n >= 0)
1208 					rx_pthresh = (int8_t)n;
1209 				else
1210 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1211 			}
1212 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1213 				n = atoi(optarg);
1214 				if (n >= 0)
1215 					rx_hthresh = (int8_t)n;
1216 				else
1217 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1218 			}
1219 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1220 				n = atoi(optarg);
1221 				if (n >= 0)
1222 					rx_wthresh = (int8_t)n;
1223 				else
1224 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1225 			}
1226 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1227 				n = atoi(optarg);
1228 				if (n >= 0)
1229 					rx_free_thresh = (int16_t)n;
1230 				else
1231 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1232 			}
1233 			if (!strcmp(lgopts[opt_idx].name, "rxoffs")) {
1234 				unsigned int seg_off[MAX_SEGS_BUFFER_SPLIT];
1235 				unsigned int nb_offs;
1236 
1237 				nb_offs = parse_item_list
1238 						(optarg, "rxpkt offsets",
1239 						 MAX_SEGS_BUFFER_SPLIT,
1240 						 seg_off, 0);
1241 				if (nb_offs > 0)
1242 					set_rx_pkt_offsets(seg_off, nb_offs);
1243 				else
1244 					rte_exit(EXIT_FAILURE, "bad rxoffs\n");
1245 			}
1246 			if (!strcmp(lgopts[opt_idx].name, "rxpkts")) {
1247 				unsigned int seg_len[MAX_SEGS_BUFFER_SPLIT];
1248 				unsigned int nb_segs;
1249 
1250 				nb_segs = parse_item_list
1251 						(optarg, "rxpkt segments",
1252 						 MAX_SEGS_BUFFER_SPLIT,
1253 						 seg_len, 0);
1254 				if (nb_segs > 0)
1255 					set_rx_pkt_segments(seg_len, nb_segs);
1256 				else
1257 					rte_exit(EXIT_FAILURE, "bad rxpkts\n");
1258 			}
1259 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1260 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1261 				unsigned int nb_segs;
1262 
1263 				nb_segs = parse_item_list(optarg, "txpkt segments",
1264 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1265 				if (nb_segs > 0)
1266 					set_tx_pkt_segments(seg_lengths, nb_segs);
1267 				else
1268 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1269 			}
1270 			if (!strcmp(lgopts[opt_idx].name, "txonly-multi-flow"))
1271 				txonly_multi_flow = 1;
1272 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1273 				no_flush_rx = 1;
1274 			if (!strcmp(lgopts[opt_idx].name, "eth-link-speed")) {
1275 				n = atoi(optarg);
1276 				if (n >= 0 && parse_link_speed(n) > 0)
1277 					eth_link_speed = parse_link_speed(n);
1278 			}
1279 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1280 				no_link_check = 1;
1281 			if (!strcmp(lgopts[opt_idx].name, "disable-device-start"))
1282 				no_device_start = 1;
1283 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1284 				lsc_interrupt = 0;
1285 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1286 				rmv_interrupt = 0;
1287 			if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
1288 				flow_isolate_all = 1;
1289 			if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
1290 				char *end = NULL;
1291 				n = strtoull(optarg, &end, 16);
1292 				if (n >= 0)
1293 					tx_offloads = (uint64_t)n;
1294 				else
1295 					rte_exit(EXIT_FAILURE,
1296 						 "tx-offloads must be >= 0\n");
1297 			}
1298 
1299 			if (!strcmp(lgopts[opt_idx].name, "rx-offloads")) {
1300 				char *end = NULL;
1301 				n = strtoull(optarg, &end, 16);
1302 				if (n >= 0)
1303 					rx_offloads = (uint64_t)n;
1304 				else
1305 					rte_exit(EXIT_FAILURE,
1306 						 "rx-offloads must be >= 0\n");
1307 			}
1308 
1309 			if (!strcmp(lgopts[opt_idx].name, "vxlan-gpe-port")) {
1310 				n = atoi(optarg);
1311 				if (n >= 0)
1312 					vxlan_gpe_udp_port = (uint16_t)n;
1313 				else
1314 					rte_exit(EXIT_FAILURE,
1315 						 "vxlan-gpe-port must be >= 0\n");
1316 			}
1317 			if (!strcmp(lgopts[opt_idx].name,
1318 				    "geneve-parsed-port")) {
1319 				n = atoi(optarg);
1320 				if (n >= 0)
1321 					geneve_udp_port = (uint16_t)n;
1322 				else
1323 					rte_exit(EXIT_FAILURE,
1324 						 "geneve-parsed-port must be >= 0\n");
1325 			}
1326 			if (!strcmp(lgopts[opt_idx].name, "print-event"))
1327 				if (parse_event_printing_config(optarg, 1)) {
1328 					rte_exit(EXIT_FAILURE,
1329 						 "invalid print-event argument\n");
1330 				}
1331 			if (!strcmp(lgopts[opt_idx].name, "mask-event"))
1332 				if (parse_event_printing_config(optarg, 0)) {
1333 					rte_exit(EXIT_FAILURE,
1334 						 "invalid mask-event argument\n");
1335 				}
1336 			if (!strcmp(lgopts[opt_idx].name, "hot-plug"))
1337 				hot_plug = 1;
1338 			if (!strcmp(lgopts[opt_idx].name, "mlockall"))
1339 				do_mlockall = 1;
1340 			if (!strcmp(lgopts[opt_idx].name, "no-mlockall"))
1341 				do_mlockall = 0;
1342 			if (!strcmp(lgopts[opt_idx].name,
1343 				    "noisy-tx-sw-buffer-size")) {
1344 				n = atoi(optarg);
1345 				if (n >= 0)
1346 					noisy_tx_sw_bufsz = n;
1347 				else
1348 					rte_exit(EXIT_FAILURE,
1349 						"noisy-tx-sw-buffer-size must be >= 0\n");
1350 			}
1351 			if (!strcmp(lgopts[opt_idx].name,
1352 				    "noisy-tx-sw-buffer-flushtime")) {
1353 				n = atoi(optarg);
1354 				if (n >= 0)
1355 					noisy_tx_sw_buf_flush_time = n;
1356 				else
1357 					rte_exit(EXIT_FAILURE,
1358 						 "noisy-tx-sw-buffer-flushtime must be >= 0\n");
1359 			}
1360 			if (!strcmp(lgopts[opt_idx].name,
1361 				    "noisy-lkup-memory")) {
1362 				n = atoi(optarg);
1363 				if (n >= 0)
1364 					noisy_lkup_mem_sz = n;
1365 				else
1366 					rte_exit(EXIT_FAILURE,
1367 						 "noisy-lkup-memory must be >= 0\n");
1368 			}
1369 			if (!strcmp(lgopts[opt_idx].name,
1370 				    "noisy-lkup-num-writes")) {
1371 				n = atoi(optarg);
1372 				if (n >= 0)
1373 					noisy_lkup_num_writes = n;
1374 				else
1375 					rte_exit(EXIT_FAILURE,
1376 						 "noisy-lkup-num-writes must be >= 0\n");
1377 			}
1378 			if (!strcmp(lgopts[opt_idx].name,
1379 				    "noisy-lkup-num-reads")) {
1380 				n = atoi(optarg);
1381 				if (n >= 0)
1382 					noisy_lkup_num_reads = n;
1383 				else
1384 					rte_exit(EXIT_FAILURE,
1385 						 "noisy-lkup-num-reads must be >= 0\n");
1386 			}
1387 			if (!strcmp(lgopts[opt_idx].name,
1388 				    "noisy-lkup-num-reads-writes")) {
1389 				n = atoi(optarg);
1390 				if (n >= 0)
1391 					noisy_lkup_num_reads_writes = n;
1392 				else
1393 					rte_exit(EXIT_FAILURE,
1394 						 "noisy-lkup-num-reads-writes must be >= 0\n");
1395 			}
1396 			if (!strcmp(lgopts[opt_idx].name, "no-iova-contig"))
1397 				mempool_flags = MEMPOOL_F_NO_IOVA_CONTIG;
1398 
1399 			if (!strcmp(lgopts[opt_idx].name, "rx-mq-mode")) {
1400 				char *end = NULL;
1401 				n = strtoul(optarg, &end, 16);
1402 				if (n >= 0 && n <= ETH_MQ_RX_VMDQ_DCB_RSS)
1403 					rx_mq_mode = (enum rte_eth_rx_mq_mode)n;
1404 				else
1405 					rte_exit(EXIT_FAILURE,
1406 						 "rx-mq-mode must be >= 0 and <= %d\n",
1407 						 ETH_MQ_RX_VMDQ_DCB_RSS);
1408 			}
1409 			if (!strcmp(lgopts[opt_idx].name, "record-core-cycles"))
1410 				record_core_cycles = 1;
1411 			if (!strcmp(lgopts[opt_idx].name, "record-burst-stats"))
1412 				record_burst_stats = 1;
1413 			break;
1414 		case 'h':
1415 			usage(argv[0]);
1416 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1417 			break;
1418 		default:
1419 			usage(argv[0]);
1420 			printf("Invalid option: %s\n", argv[optind]);
1421 			rte_exit(EXIT_FAILURE,
1422 				 "Command line is incomplete or incorrect\n");
1423 			break;
1424 		}
1425 	}
1426 
1427 	if (optind != argc) {
1428 		usage(argv[0]);
1429 		printf("Invalid parameter: %s\n", argv[optind]);
1430 		rte_exit(EXIT_FAILURE, "Command line is incorrect\n");
1431 	}
1432 
1433 	/* Set offload configuration from command line parameters. */
1434 	rx_mode.offloads = rx_offloads;
1435 	tx_mode.offloads = tx_offloads;
1436 
1437 	if (mempool_flags & MEMPOOL_F_NO_IOVA_CONTIG &&
1438 	    mp_alloc_type != MP_ALLOC_ANON) {
1439 		TESTPMD_LOG(WARNING, "cannot use no-iova-contig without "
1440 				  "mp-alloc=anon. mempool no-iova-contig is "
1441 				  "ignored\n");
1442 		mempool_flags = 0;
1443 	}
1444 }
1445