xref: /dpdk/app/test-pmd/parameters.c (revision 6f41fe75e2dd8dd38f7bea7b9501edd4f9b72fa5)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
5  *   All rights reserved.
6  *
7  *   Redistribution and use in source and binary forms, with or without
8  *   modification, are permitted provided that the following conditions
9  *   are met:
10  *
11  *     * Redistributions of source code must retain the above copyright
12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above copyright
14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
17  *     * Neither the name of Intel Corporation nor the names of its
18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #include <errno.h>
35 #include <getopt.h>
36 #include <stdarg.h>
37 #include <stdio.h>
38 #include <stdlib.h>
39 #include <signal.h>
40 #include <string.h>
41 #include <time.h>
42 #include <fcntl.h>
43 #include <sys/types.h>
44 #include <errno.h>
45 
46 #include <sys/queue.h>
47 #include <sys/stat.h>
48 
49 #include <stdint.h>
50 #include <unistd.h>
51 #include <inttypes.h>
52 
53 #include <rte_common.h>
54 #include <rte_byteorder.h>
55 #include <rte_log.h>
56 #include <rte_debug.h>
57 #include <rte_cycles.h>
58 #include <rte_memory.h>
59 #include <rte_memzone.h>
60 #include <rte_launch.h>
61 #include <rte_tailq.h>
62 #include <rte_eal.h>
63 #include <rte_per_lcore.h>
64 #include <rte_lcore.h>
65 #include <rte_atomic.h>
66 #include <rte_branch_prediction.h>
67 #include <rte_ring.h>
68 #include <rte_mempool.h>
69 #include <rte_interrupts.h>
70 #include <rte_pci.h>
71 #include <rte_ether.h>
72 #include <rte_ethdev.h>
73 #include <rte_string_fns.h>
74 #ifdef RTE_LIBRTE_CMDLINE
75 #include <cmdline_parse.h>
76 #include <cmdline_parse_etheraddr.h>
77 #endif
78 
79 #include "testpmd.h"
80 
81 static void
82 usage(char* progname)
83 {
84 	printf("usage: %s "
85 #ifdef RTE_LIBRTE_CMDLINE
86 	       "[--interactive|-i] "
87 #endif
88 	       "[--help|-h] | [--auto-start|-a] | ["
89 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
90 	       "--mbuf-size= | --total-num-mbufs= | "
91 	       "--nb-cores= | --nb-ports= | "
92 #ifdef RTE_LIBRTE_CMDLINE
93 	       "--eth-peers-configfile= | "
94 	       "--eth-peer=X,M:M:M:M:M:M | "
95 #endif
96 	       "--pkt-filter-mode= |"
97 	       "--rss-ip | --rss-udp | "
98 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
99 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
100 	       "--txrst= | --txqflags= ]\n",
101 	       progname);
102 #ifdef RTE_LIBRTE_CMDLINE
103 	printf("  --interactive: run in interactive mode.\n");
104 #endif
105 	printf("  --auto-start: start forwarding on init "
106 	       "[always when non-interactive].\n");
107 	printf("  --help: display this message and quit.\n");
108 	printf("  --nb-cores=N: set the number of forwarding cores "
109 	       "(1 <= N <= %d).\n", nb_lcores);
110 	printf("  --nb-ports=N: set the number of forwarding ports "
111 	       "(1 <= N <= %d).\n", nb_ports);
112 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
113 	       "the packet forwarding test. The master lcore is reserved for "
114 	       "command line parsing only, and cannot be masked on for "
115 	       "packet forwarding.\n");
116 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
117 	       "by the packet forwarding test.\n");
118 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
119 	       "RX memory buffers (mbufs).\n");
120 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
121 	       "specify the socket on which the memory pool "
122 	       "used by the port will be allocated.\n");
123 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
124 	       "specify the socket on which the TX/RX rings for "
125 	       "the port will be allocated "
126 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
127 	printf("  --socket-num=N: set socket from which all memory is allocated "
128 	       "in NUMA mode.\n");
129 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
130 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
131 	       "in mbuf pools.\n");
132 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
133 #ifdef RTE_LIBRTE_CMDLINE
134 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
135 	       "of peer ports.\n");
136 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
137 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
138 #endif
139 	printf("  --pkt-filter-mode=N: set Flow Director mode "
140 	       "(N: none (default mode) or signature or perfect).\n");
141 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
142 	       "(N: none  or match (default) or always).\n");
143 	printf("  --pkt-filter-size=N: set Flow Director mode "
144 	       "(N: 64K (default mode) or 128K or 256K).\n");
145 	printf("  --pkt-filter-flexbytes-offset=N: set flexbytes-offset. "
146 	       "The offset is defined in word units counted from the "
147 	       "first byte of the destination Ethernet MAC address. "
148 	       "0 <= N <= 32.\n");
149 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
150 	       "In perfect mode, when you add a rule with queue = -1 "
151 	       "the packet will be enqueued into the rx drop-queue. "
152 	       "If the drop-queue doesn't exist, the packet is dropped. "
153 	       "By default drop-queue=127.\n");
154 	printf("  --crc-strip: enable CRC stripping by hardware.\n");
155 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
156 	printf("  --disable-hw-vlan: disable hardware vlan.\n");
157 	printf("  --enable-drop-en: enable per queue packet drop.\n");
158 	printf("  --disable-rss: disable rss.\n");
159 	printf("  --port-topology=N: set port topology (N: paired (default) or "
160 	       "chained).\n");
161 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
162 	       list_pkt_forwarding_modes());
163 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
164 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
165 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
166 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
167 	printf("  --txq=N: set the number of TX queues per port to N.\n");
168 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
169 	printf("  --burst=N: set the number of packets per burst to N.\n");
170 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
171 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N "
172 	       "(0 <= N <= 16).\n");
173 	printf("  --rxht=N: set the host threshold register of RX rings to N "
174 	       "(0 <= N <= 16).\n");
175 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
176 	       "(0 <= N < value of rxd).\n");
177 	printf("  --rxwt=N: set the write-back threshold register of RX rings "
178 	       "to N (0 <= N <= 16).\n");
179 	printf("  --txpt=N: set the prefetch threshold register of TX rings "
180 	       "to N (0 <= N <= 16).\n");
181 	printf("  --txht=N: set the nhost threshold register of TX rings to N "
182 	       "(0 <= N <= 16).\n");
183 	printf("  --txwt=N: set the write-back threshold register of TX rings "
184 	       "to N (0 <= N <= 16).\n");
185 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
186 	       "(0 <= N <= value of txd).\n");
187 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
188 	       "(0 <= N <= value of txd).\n");
189 	printf("  --txqflags=0xXXXXXXXX: hexadecimal bitmask of TX queue flags "
190 	       "(0 <= N <= 0x7FFFFFFF).\n");
191 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
192 	       "tx queues statistics counters mapping "
193 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
194 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
195 	       "rx queues statistics counters mapping "
196 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
197 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
198 	       " Used mainly with PCAP drivers.\n");
199 	printf("  --txpkts=X[,Y]*: set TX segment sizes.\n");
200 	printf("  --disable-link-check: disable check on link status when "
201 	       "starting/stopping ports.\n");
202 }
203 
204 #ifdef RTE_LIBRTE_CMDLINE
205 static int
206 init_peer_eth_addrs(char *config_filename)
207 {
208 	FILE *config_file;
209 	portid_t i;
210 	char buf[50];
211 
212 	config_file = fopen(config_filename, "r");
213 	if (config_file == NULL) {
214 		perror("Failed to open eth config file\n");
215 		return -1;
216 	}
217 
218 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
219 
220 		if (fgets(buf, sizeof(buf), config_file) == NULL)
221 			break;
222 
223 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i]) < 0 ){
224 			printf("Bad MAC address format on line %d\n", i+1);
225 			fclose(config_file);
226 			return -1;
227 		}
228 	}
229 	fclose(config_file);
230 	nb_peer_eth_addrs = (portid_t) i;
231 	return 0;
232 }
233 #endif
234 
235 /*
236  * Parse the coremask given as argument (hexadecimal string) and set
237  * the global configuration of forwarding cores.
238  */
239 static void
240 parse_fwd_coremask(const char *coremask)
241 {
242 	char *end;
243 	unsigned long long int cm;
244 
245 	/* parse hexadecimal string */
246 	end = NULL;
247 	cm = strtoull(coremask, &end, 16);
248 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
249 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
250 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
251 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
252 }
253 
254 /*
255  * Parse the coremask given as argument (hexadecimal string) and set
256  * the global configuration of forwarding cores.
257  */
258 static void
259 parse_fwd_portmask(const char *portmask)
260 {
261 	char *end;
262 	unsigned long long int pm;
263 
264 	/* parse hexadecimal string */
265 	end = NULL;
266 	pm = strtoull(portmask, &end, 16);
267 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
268 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
269 	else
270 		set_fwd_ports_mask((uint64_t) pm);
271 }
272 
273 
274 static int
275 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
276 {
277 	char s[256];
278 	const char *p, *p0 = q_arg;
279 	char *end;
280 	enum fieldnames {
281 		FLD_PORT = 0,
282 		FLD_QUEUE,
283 		FLD_STATS_COUNTER,
284 		_NUM_FLD
285 	};
286 	unsigned long int_fld[_NUM_FLD];
287 	char *str_fld[_NUM_FLD];
288 	int i;
289 	unsigned size;
290 
291 	/* reset from value set at definition */
292 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
293 
294 	while ((p = strchr(p0,'(')) != NULL) {
295 		++p;
296 		if((p0 = strchr(p,')')) == NULL)
297 			return -1;
298 
299 		size = p0 - p;
300 		if(size >= sizeof(s))
301 			return -1;
302 
303 		snprintf(s, sizeof(s), "%.*s", size, p);
304 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
305 			return -1;
306 		for (i = 0; i < _NUM_FLD; i++){
307 			errno = 0;
308 			int_fld[i] = strtoul(str_fld[i], &end, 0);
309 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
310 				return -1;
311 		}
312 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
313 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
314 			printf("Stats counter not in the correct range 0..%d\n",
315 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
316 			return -1;
317 		}
318 
319 		if (!is_rx) {
320 			if ((nb_tx_queue_stats_mappings >=
321 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
322 				printf("exceeded max number of TX queue "
323 						"statistics mappings: %hu\n",
324 						nb_tx_queue_stats_mappings);
325 				return -1;
326 			}
327 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
328 				(uint8_t)int_fld[FLD_PORT];
329 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
330 				(uint8_t)int_fld[FLD_QUEUE];
331 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
332 				(uint8_t)int_fld[FLD_STATS_COUNTER];
333 			++nb_tx_queue_stats_mappings;
334 		}
335 		else {
336 			if ((nb_rx_queue_stats_mappings >=
337 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
338 				printf("exceeded max number of RX queue "
339 						"statistics mappings: %hu\n",
340 						nb_rx_queue_stats_mappings);
341 				return -1;
342 			}
343 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
344 				(uint8_t)int_fld[FLD_PORT];
345 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
346 				(uint8_t)int_fld[FLD_QUEUE];
347 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
348 				(uint8_t)int_fld[FLD_STATS_COUNTER];
349 			++nb_rx_queue_stats_mappings;
350 		}
351 
352 	}
353 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
354 /* than to the default array (that was set at its definition) */
355 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
356 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
357 	return 0;
358 }
359 
360 static int
361 parse_portnuma_config(const char *q_arg)
362 {
363 	char s[256];
364 	const char *p, *p0 = q_arg;
365 	char *end;
366 	uint8_t i,port_id,socket_id;
367 	unsigned size;
368 	enum fieldnames {
369 		FLD_PORT = 0,
370 		FLD_SOCKET,
371 		_NUM_FLD
372 	};
373 	unsigned long int_fld[_NUM_FLD];
374 	char *str_fld[_NUM_FLD];
375 
376 	/* reset from value set at definition */
377 	while ((p = strchr(p0,'(')) != NULL) {
378 		++p;
379 		if((p0 = strchr(p,')')) == NULL)
380 			return -1;
381 
382 		size = p0 - p;
383 		if(size >= sizeof(s))
384 			return -1;
385 
386 		snprintf(s, sizeof(s), "%.*s", size, p);
387 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
388 			return -1;
389 		for (i = 0; i < _NUM_FLD; i++) {
390 			errno = 0;
391 			int_fld[i] = strtoul(str_fld[i], &end, 0);
392 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
393 				return -1;
394 		}
395 		port_id = (uint8_t)int_fld[FLD_PORT];
396 		if (port_id >= nb_ports) {
397 			printf("Invalid port, range is [0, %d]\n", nb_ports - 1);
398 			return -1;
399 		}
400 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
401 		if(socket_id >= MAX_SOCKET) {
402 			printf("Invalid socket id, range is [0, %d]\n",
403 				 MAX_SOCKET - 1);
404 			return -1;
405 		}
406 		port_numa[port_id] = socket_id;
407 	}
408 
409 	return 0;
410 }
411 
412 static int
413 parse_ringnuma_config(const char *q_arg)
414 {
415 	char s[256];
416 	const char *p, *p0 = q_arg;
417 	char *end;
418 	uint8_t i,port_id,ring_flag,socket_id;
419 	unsigned size;
420 	enum fieldnames {
421 		FLD_PORT = 0,
422 		FLD_FLAG,
423 		FLD_SOCKET,
424 		_NUM_FLD
425 	};
426 	unsigned long int_fld[_NUM_FLD];
427 	char *str_fld[_NUM_FLD];
428 	#define RX_RING_ONLY 0x1
429 	#define TX_RING_ONLY 0x2
430 	#define RXTX_RING    0x3
431 
432 	/* reset from value set at definition */
433 	while ((p = strchr(p0,'(')) != NULL) {
434 		++p;
435 		if((p0 = strchr(p,')')) == NULL)
436 			return -1;
437 
438 		size = p0 - p;
439 		if(size >= sizeof(s))
440 			return -1;
441 
442 		snprintf(s, sizeof(s), "%.*s", size, p);
443 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
444 			return -1;
445 		for (i = 0; i < _NUM_FLD; i++) {
446 			errno = 0;
447 			int_fld[i] = strtoul(str_fld[i], &end, 0);
448 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
449 				return -1;
450 		}
451 		port_id = (uint8_t)int_fld[FLD_PORT];
452 		if (port_id >= nb_ports) {
453 			printf("Invalid port, range is [0, %d]\n", nb_ports - 1);
454 			return -1;
455 		}
456 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
457 		if (socket_id >= MAX_SOCKET) {
458 			printf("Invalid socket id, range is [0, %d]\n",
459 				MAX_SOCKET - 1);
460 			return -1;
461 		}
462 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
463 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
464 			printf("Invalid ring-flag=%d config for port =%d\n",
465 				ring_flag,port_id);
466 			return -1;
467 		}
468 
469 		switch (ring_flag & RXTX_RING) {
470 		case RX_RING_ONLY:
471 			rxring_numa[port_id] = socket_id;
472 			break;
473 		case TX_RING_ONLY:
474 			txring_numa[port_id] = socket_id;
475 			break;
476 		case RXTX_RING:
477 			rxring_numa[port_id] = socket_id;
478 			txring_numa[port_id] = socket_id;
479 			break;
480 		default:
481 			printf("Invalid ring-flag=%d config for port=%d\n",
482 				ring_flag,port_id);
483 			break;
484 		}
485 	}
486 
487 	return 0;
488 }
489 
490 static unsigned int
491 parse_item_list(char* str, unsigned int max_items, unsigned int *parsed_items)
492 {
493 	unsigned int nb_item;
494 	unsigned int value;
495 	unsigned int i;
496 	int value_ok;
497 	char c;
498 
499 	/*
500 	 * First parse all items in the list and store their value.
501 	 */
502 	value = 0;
503 	nb_item = 0;
504 	value_ok = 0;
505 	for (i = 0; i < strlen(str); i++) {
506 		c = str[i];
507 		if ((c >= '0') && (c <= '9')) {
508 			value = (unsigned int) (value * 10 + (c - '0'));
509 			value_ok = 1;
510 			continue;
511 		}
512 		if (c != ',') {
513 			printf("character %c is not a decimal digit\n", c);
514 			return (0);
515 		}
516 		if (! value_ok) {
517 			printf("No valid value before comma\n");
518 			return (0);
519 		}
520 		if (nb_item < max_items) {
521 			parsed_items[nb_item] = value;
522 			value_ok = 0;
523 			value = 0;
524 		}
525 		nb_item++;
526 	}
527 
528 	if (nb_item >= max_items)
529 		rte_exit(EXIT_FAILURE, "too many txpkt segments!\n");
530 
531 	parsed_items[nb_item++] = value;
532 
533 	return (nb_item);
534 }
535 
536 void
537 launch_args_parse(int argc, char** argv)
538 {
539 	int n, opt;
540 	char **argvopt;
541 	int opt_idx;
542 	enum { TX, RX };
543 
544 	static struct option lgopts[] = {
545 		{ "help",			0, 0, 0 },
546 #ifdef RTE_LIBRTE_CMDLINE
547 		{ "interactive",		0, 0, 0 },
548 		{ "auto-start",			0, 0, 0 },
549 		{ "eth-peers-configfile",	1, 0, 0 },
550 		{ "eth-peer",			1, 0, 0 },
551 #endif
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 		{ "numa",			0, 0, 0 },
558 		{ "mp-anon",			0, 0, 0 },
559 		{ "port-numa-config",           1, 0, 0 },
560 		{ "ring-numa-config",           1, 0, 0 },
561 		{ "socket-num",			1, 0, 0 },
562 		{ "mbuf-size",			1, 0, 0 },
563 		{ "total-num-mbufs",		1, 0, 0 },
564 		{ "max-pkt-len",		1, 0, 0 },
565 		{ "pkt-filter-mode",            1, 0, 0 },
566 		{ "pkt-filter-report-hash",     1, 0, 0 },
567 		{ "pkt-filter-size",            1, 0, 0 },
568 		{ "pkt-filter-flexbytes-offset",1, 0, 0 },
569 		{ "pkt-filter-drop-queue",      1, 0, 0 },
570 		{ "crc-strip",                  0, 0, 0 },
571 		{ "enable-rx-cksum",            0, 0, 0 },
572 		{ "disable-hw-vlan",            0, 0, 0 },
573 		{ "enable-drop-en",            0, 0, 0 },
574 		{ "disable-rss",                0, 0, 0 },
575 		{ "port-topology",              1, 0, 0 },
576 		{ "forward-mode",               1, 0, 0 },
577 		{ "rss-ip",			0, 0, 0 },
578 		{ "rss-udp",			0, 0, 0 },
579 		{ "rxq",			1, 0, 0 },
580 		{ "txq",			1, 0, 0 },
581 		{ "rxd",			1, 0, 0 },
582 		{ "txd",			1, 0, 0 },
583 		{ "burst",			1, 0, 0 },
584 		{ "mbcache",			1, 0, 0 },
585 		{ "txpt",			1, 0, 0 },
586 		{ "txht",			1, 0, 0 },
587 		{ "txwt",			1, 0, 0 },
588 		{ "txfreet",			1, 0, 0 },
589 		{ "txrst",			1, 0, 0 },
590 		{ "txqflags",			1, 0, 0 },
591 		{ "rxpt",			1, 0, 0 },
592 		{ "rxht",			1, 0, 0 },
593 		{ "rxwt",			1, 0, 0 },
594 		{ "rxfreet",                    1, 0, 0 },
595 		{ "tx-queue-stats-mapping",	1, 0, 0 },
596 		{ "rx-queue-stats-mapping",	1, 0, 0 },
597 		{ "no-flush-rx",	0, 0, 0 },
598 		{ "txpkts",			1, 0, 0 },
599 		{ "disable-link-check",		0, 0, 0 },
600 		{ 0, 0, 0, 0 },
601 	};
602 
603 	argvopt = argv;
604 
605 #ifdef RTE_LIBRTE_CMDLINE
606 #define SHORTOPTS "i"
607 #else
608 #define SHORTOPTS ""
609 #endif
610 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
611 				 lgopts, &opt_idx)) != EOF) {
612 		switch (opt) {
613 #ifdef RTE_LIBRTE_CMDLINE
614 		case 'i':
615 			printf("Interactive-mode selected\n");
616 			interactive = 1;
617 			break;
618 #endif
619 		case 'a':
620 			printf("Auto-start selected\n");
621 			auto_start = 1;
622 			break;
623 
624 		case 0: /*long options */
625 			if (!strcmp(lgopts[opt_idx].name, "help")) {
626 				usage(argv[0]);
627 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
628 			}
629 #ifdef RTE_LIBRTE_CMDLINE
630 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
631 				printf("Interactive-mode selected\n");
632 				interactive = 1;
633 			}
634 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
635 				printf("Auto-start selected\n");
636 				auto_start = 1;
637 			}
638 			if (!strcmp(lgopts[opt_idx].name,
639 				    "eth-peers-configfile")) {
640 				if (init_peer_eth_addrs(optarg) != 0)
641 					rte_exit(EXIT_FAILURE,
642 						 "Cannot open logfile\n");
643 			}
644 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
645 				char *port_end;
646 				uint8_t c, peer_addr[6];
647 
648 				errno = 0;
649 				n = strtoul(optarg, &port_end, 10);
650 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
651 					rte_exit(EXIT_FAILURE,
652 						 "Invalid eth-peer: %s", optarg);
653 				if (n >= RTE_MAX_ETHPORTS)
654 					rte_exit(EXIT_FAILURE,
655 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
656 						 n, RTE_MAX_ETHPORTS);
657 
658 				if (cmdline_parse_etheraddr(NULL, port_end, &peer_addr) < 0 )
659 					rte_exit(EXIT_FAILURE,
660 						 "Invalid ethernet address: %s\n",
661 						 port_end);
662 				for (c = 0; c < 6; c++)
663 					peer_eth_addrs[n].addr_bytes[c] =
664 						peer_addr[c];
665 				nb_peer_eth_addrs++;
666 			}
667 #endif
668 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
669 				n = atoi(optarg);
670 				if (n > 0 && n <= nb_ports)
671 					nb_fwd_ports = (uint8_t) n;
672 				else
673 					rte_exit(EXIT_FAILURE,
674 						 "nb-ports should be > 0 and <= %d\n",
675 						 nb_ports);
676 			}
677 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
678 				n = atoi(optarg);
679 				if (n > 0 && n <= nb_lcores)
680 					nb_fwd_lcores = (uint8_t) n;
681 				else
682 					rte_exit(EXIT_FAILURE,
683 						 "nb-cores should be > 0 and <= %d\n",
684 						 nb_lcores);
685 			}
686 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
687 				parse_fwd_coremask(optarg);
688 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
689 				parse_fwd_portmask(optarg);
690 			if (!strcmp(lgopts[opt_idx].name, "numa")) {
691 				numa_support = 1;
692 				memset(port_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
693 				memset(rxring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
694 				memset(txring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
695 			}
696 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
697 				mp_anon = 1;
698 			}
699 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
700 				if (parse_portnuma_config(optarg))
701 					rte_exit(EXIT_FAILURE,
702 					   "invalid port-numa configuration\n");
703 			}
704 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
705 				if (parse_ringnuma_config(optarg))
706 					rte_exit(EXIT_FAILURE,
707 					   "invalid ring-numa configuration\n");
708 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
709 				n = atoi(optarg);
710 				if(n < MAX_SOCKET)
711 					socket_num = (uint8_t)n;
712 				else
713 					rte_exit(EXIT_FAILURE,
714 						"The socket number should be < %d\n",
715 						MAX_SOCKET);
716 			}
717 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
718 				n = atoi(optarg);
719 				if (n > 0 && n <= 0xFFFF)
720 					mbuf_data_size = (uint16_t) n;
721 				else
722 					rte_exit(EXIT_FAILURE,
723 						 "mbuf-size should be > 0 and < 65536\n");
724 			}
725 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
726 				n = atoi(optarg);
727 				if (n > 1024)
728 					param_total_num_mbufs = (unsigned)n;
729 				else
730 					rte_exit(EXIT_FAILURE,
731 						 "total-num-mbufs should be > 1024\n");
732 			}
733 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
734 				n = atoi(optarg);
735 				if (n >= ETHER_MIN_LEN) {
736 					rx_mode.max_rx_pkt_len = (uint32_t) n;
737 					if (n > ETHER_MAX_LEN)
738 					    rx_mode.jumbo_frame = 1;
739 				} else
740 					rte_exit(EXIT_FAILURE,
741 						 "Invalid max-pkt-len=%d - should be > %d\n",
742 						 n, ETHER_MIN_LEN);
743 			}
744 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
745 				if (!strcmp(optarg, "signature"))
746 					fdir_conf.mode =
747 						RTE_FDIR_MODE_SIGNATURE;
748 				else if (!strcmp(optarg, "perfect"))
749 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
750 				else if (!strcmp(optarg, "none"))
751 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
752 				else
753 					rte_exit(EXIT_FAILURE,
754 						 "pkt-mode-invalid %s invalid - must be: "
755 						 "none, signature or perfect\n",
756 						 optarg);
757 			}
758 			if (!strcmp(lgopts[opt_idx].name,
759 				    "pkt-filter-report-hash")) {
760 				if (!strcmp(optarg, "none"))
761 					fdir_conf.status =
762 						RTE_FDIR_NO_REPORT_STATUS;
763 				else if (!strcmp(optarg, "match"))
764 					fdir_conf.status =
765 						RTE_FDIR_REPORT_STATUS;
766 				else if (!strcmp(optarg, "always"))
767 					fdir_conf.status =
768 						RTE_FDIR_REPORT_STATUS_ALWAYS;
769 				else
770 					rte_exit(EXIT_FAILURE,
771 						 "pkt-filter-report-hash %s invalid "
772 						 "- must be: none or match or always\n",
773 						 optarg);
774 			}
775 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
776 				if (!strcmp(optarg, "64K"))
777 					fdir_conf.pballoc =
778 						RTE_FDIR_PBALLOC_64K;
779 				else if (!strcmp(optarg, "128K"))
780 					fdir_conf.pballoc =
781 						RTE_FDIR_PBALLOC_128K;
782 				else if (!strcmp(optarg, "256K"))
783 					fdir_conf.pballoc =
784 						RTE_FDIR_PBALLOC_256K;
785 				else
786 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
787 						 " must be: 64K or 128K or 256K\n",
788 						 optarg);
789 			}
790 			if (!strcmp(lgopts[opt_idx].name,
791 				    "pkt-filter-flexbytes-offset")) {
792 				n = atoi(optarg);
793 				if ( n >= 0 && n <= (int) 32)
794 					fdir_conf.flexbytes_offset =
795 						(uint8_t) n;
796 				else
797 					rte_exit(EXIT_FAILURE,
798 						 "flexbytes %d invalid - must"
799 						 "be  >= 0 && <= 32\n", n);
800 			}
801 			if (!strcmp(lgopts[opt_idx].name,
802 				    "pkt-filter-drop-queue")) {
803 				n = atoi(optarg);
804 				if (n >= 0)
805 					fdir_conf.drop_queue = (uint8_t) n;
806 				else
807 					rte_exit(EXIT_FAILURE,
808 						 "drop queue %d invalid - must"
809 						 "be >= 0 \n", n);
810 			}
811 			if (!strcmp(lgopts[opt_idx].name, "crc-strip"))
812 				rx_mode.hw_strip_crc = 1;
813 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
814 				rx_mode.hw_ip_checksum = 1;
815 
816 			if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan")) {
817 				rx_mode.hw_vlan_filter = 0;
818 				rx_mode.hw_vlan_strip  = 0;
819 				rx_mode.hw_vlan_extend = 0;
820 			}
821 
822 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
823 				rx_drop_en = 1;
824 
825 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
826 				rss_hf = 0;
827 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
828 				if (!strcmp(optarg, "paired"))
829 					port_topology = PORT_TOPOLOGY_PAIRED;
830 				else if (!strcmp(optarg, "chained"))
831 					port_topology = PORT_TOPOLOGY_CHAINED;
832 				else if (!strcmp(optarg, "loop"))
833 					port_topology = PORT_TOPOLOGY_LOOP;
834 				else
835 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
836 						 " must be: paired or chained \n",
837 						 optarg);
838 			}
839 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
840 				set_pkt_forwarding_mode(optarg);
841 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
842 				rss_hf = ETH_RSS_IP;
843 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
844 				rss_hf = ETH_RSS_UDP;
845 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
846 				n = atoi(optarg);
847 				if (n >= 1 && n <= (int) MAX_QUEUE_ID)
848 					nb_rxq = (queueid_t) n;
849 				else
850 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
851 						  " >= 1 && <= %d\n", n,
852 						  (int) MAX_QUEUE_ID);
853 			}
854 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
855 				n = atoi(optarg);
856 				if (n >= 1 && n <= (int) MAX_QUEUE_ID)
857 					nb_txq = (queueid_t) n;
858 				else
859 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
860 						  " >= 1 && <= %d\n", n,
861 						  (int) MAX_QUEUE_ID);
862 			}
863 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
864 				n = atoi(optarg);
865 				if (n > 0)
866 					nb_rxd = (uint16_t) n;
867 				else
868 					rte_exit(EXIT_FAILURE, "rxd must be > 0\n");
869 			}
870 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
871 				n = atoi(optarg);
872 				if (n > 0)
873 					nb_txd = (uint16_t) n;
874 				else
875 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
876 			}
877 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
878 				n = atoi(optarg);
879 				if ((n >= 1) && (n <= MAX_PKT_BURST))
880 					nb_pkt_per_burst = (uint16_t) n;
881 				else
882 					rte_exit(EXIT_FAILURE,
883 						 "burst must >= 1 and <= %d]",
884 						 MAX_PKT_BURST);
885 			}
886 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
887 				n = atoi(optarg);
888 				if ((n >= 0) &&
889 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
890 					mb_mempool_cache = (uint16_t) n;
891 				else
892 					rte_exit(EXIT_FAILURE,
893 						 "mbcache must be >= 0 and <= %d\n",
894 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
895 			}
896 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
897 				n = atoi(optarg);
898 				if (n >= 0)
899 					tx_thresh.pthresh = (uint8_t)n;
900 				else
901 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
902 			}
903 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
904 				n = atoi(optarg);
905 				if (n >= 0)
906 					tx_thresh.hthresh = (uint8_t)n;
907 				else
908 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
909 			}
910 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
911 				n = atoi(optarg);
912 				if (n >= 0)
913 					tx_thresh.wthresh = (uint8_t)n;
914 				else
915 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
916 			}
917 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
918 				n = atoi(optarg);
919 				if (n >= 0)
920 					tx_free_thresh = (uint16_t)n;
921 				else
922 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
923 			}
924 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
925 				n = atoi(optarg);
926 				if (n >= 0)
927 					tx_rs_thresh = (uint16_t)n;
928 				else
929 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
930 			}
931 			if (!strcmp(lgopts[opt_idx].name, "txqflags")) {
932 				char *end = NULL;
933 				n = strtoul(optarg, &end, 16);
934 				if (n >= 0)
935 					txq_flags = (uint32_t)n;
936 				else
937 					rte_exit(EXIT_FAILURE,
938 						 "txqflags must be >= 0\n");
939 			}
940 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
941 				n = atoi(optarg);
942 				if (n >= 0)
943 					rx_thresh.pthresh = (uint8_t)n;
944 				else
945 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
946 			}
947 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
948 				n = atoi(optarg);
949 				if (n >= 0)
950 					rx_thresh.hthresh = (uint8_t)n;
951 				else
952 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
953 			}
954 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
955 				n = atoi(optarg);
956 				if (n >= 0)
957 					rx_thresh.wthresh = (uint8_t)n;
958 				else
959 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
960 			}
961 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
962 				n = atoi(optarg);
963 				if (n > 0) {
964 					if (rx_free_thresh >= n)
965 						rte_exit(EXIT_FAILURE,
966 							 "rxd must be > "
967 							 "rx_free_thresh(%d)\n",
968 							 (int)rx_free_thresh);
969 					else
970 						nb_rxd = (uint16_t) n;
971 				} else
972 					rte_exit(EXIT_FAILURE,
973 						 "rxd(%d) invalid - must be > 0\n",
974 						 n);
975 			}
976 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
977 				n = atoi(optarg);
978 				if (n > 0)
979 					nb_txd = (uint16_t) n;
980 				else
981 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
982 			}
983 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
984 				n = atoi(optarg);
985 				if (n >= 0)
986 					tx_thresh.pthresh = (uint8_t)n;
987 				else
988 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
989 			}
990 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
991 				n = atoi(optarg);
992 				if (n >= 0)
993 					tx_thresh.hthresh = (uint8_t)n;
994 				else
995 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
996 			}
997 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
998 				n = atoi(optarg);
999 				if (n >= 0)
1000 					tx_thresh.wthresh = (uint8_t)n;
1001 				else
1002 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1003 			}
1004 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1005 				n = atoi(optarg);
1006 				if (n >= 0)
1007 					rx_thresh.pthresh = (uint8_t)n;
1008 				else
1009 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1010 			}
1011 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1012 				n = atoi(optarg);
1013 				if (n >= 0)
1014 					rx_thresh.hthresh = (uint8_t)n;
1015 				else
1016 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1017 			}
1018 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1019 				n = atoi(optarg);
1020 				if (n >= 0)
1021 					rx_thresh.wthresh = (uint8_t)n;
1022 				else
1023 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1024 			}
1025 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1026 				n = atoi(optarg);
1027 				if (n >= 0)
1028 					rx_free_thresh = (uint16_t)n;
1029 				else
1030 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1031 			}
1032 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1033 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1034 					rte_exit(EXIT_FAILURE,
1035 						 "invalid TX queue statistics mapping config entered\n");
1036 				}
1037 			}
1038 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1039 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1040 					rte_exit(EXIT_FAILURE,
1041 						 "invalid RX queue statistics mapping config entered\n");
1042 				}
1043 			}
1044 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1045 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1046 				unsigned int nb_segs;
1047 
1048 				nb_segs = parse_item_list(optarg, RTE_MAX_SEGS_PER_PKT, seg_lengths);
1049 				if (nb_segs > 0)
1050 					set_tx_pkt_segments(seg_lengths, nb_segs);
1051 				else
1052 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1053 			}
1054 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1055 				no_flush_rx = 1;
1056 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1057 				no_link_check = 1;
1058 
1059 			break;
1060 		case 'h':
1061 			usage(argv[0]);
1062 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1063 			break;
1064 		default:
1065 			usage(argv[0]);
1066 			rte_exit(EXIT_FAILURE,
1067 				 "Command line is incomplete or incorrect\n");
1068 			break;
1069 		}
1070 	}
1071 }
1072