xref: /dpdk/app/test-pmd/parameters.c (revision 68fa37e021a1c44c6b2a947cefc20eb61c729947)
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 #ifdef RTE_LIBRTE_PMD_BOND
79 #include <rte_eth_bond.h>
80 #endif
81 
82 #include "testpmd.h"
83 
84 static void
85 usage(char* progname)
86 {
87 	printf("usage: %s "
88 #ifdef RTE_LIBRTE_CMDLINE
89 	       "[--interactive|-i] "
90 #endif
91 	       "[--help|-h] | [--auto-start|-a] | ["
92 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
93 	       "--mbuf-size= | --total-num-mbufs= | "
94 	       "--nb-cores= | --nb-ports= | "
95 #ifdef RTE_LIBRTE_CMDLINE
96 	       "--eth-peers-configfile= | "
97 	       "--eth-peer=X,M:M:M:M:M:M | "
98 #endif
99 	       "--pkt-filter-mode= |"
100 	       "--rss-ip | --rss-udp | "
101 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
102 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
103 	       "--txrst= | --txqflags= ]\n",
104 	       progname);
105 #ifdef RTE_LIBRTE_CMDLINE
106 	printf("  --interactive: run in interactive mode.\n");
107 #endif
108 	printf("  --auto-start: start forwarding on init "
109 	       "[always when non-interactive].\n");
110 	printf("  --help: display this message and quit.\n");
111 	printf("  --nb-cores=N: set the number of forwarding cores "
112 	       "(1 <= N <= %d).\n", nb_lcores);
113 	printf("  --nb-ports=N: set the number of forwarding ports "
114 	       "(1 <= N <= %d).\n", nb_ports);
115 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
116 	       "the packet forwarding test. The master lcore is reserved for "
117 	       "command line parsing only, and cannot be masked on for "
118 	       "packet forwarding.\n");
119 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
120 	       "by the packet forwarding test.\n");
121 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
122 	       "RX memory buffers (mbufs).\n");
123 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
124 	       "specify the socket on which the memory pool "
125 	       "used by the port will be allocated.\n");
126 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
127 	       "specify the socket on which the TX/RX rings for "
128 	       "the port will be allocated "
129 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
130 	printf("  --socket-num=N: set socket from which all memory is allocated "
131 	       "in NUMA mode.\n");
132 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
133 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
134 	       "in mbuf pools.\n");
135 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
136 #ifdef RTE_LIBRTE_CMDLINE
137 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
138 	       "of peer ports.\n");
139 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
140 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
141 #endif
142 	printf("  --pkt-filter-mode=N: set Flow Director mode "
143 	       "(N: none (default mode) or signature or perfect).\n");
144 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
145 	       "(N: none  or match (default) or always).\n");
146 	printf("  --pkt-filter-size=N: set Flow Director mode "
147 	       "(N: 64K (default mode) or 128K or 256K).\n");
148 	printf("  --pkt-filter-flexbytes-offset=N: set flexbytes-offset. "
149 	       "The offset is defined in word units counted from the "
150 	       "first byte of the destination Ethernet MAC address. "
151 	       "0 <= N <= 32.\n");
152 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
153 	       "In perfect mode, when you add a rule with queue = -1 "
154 	       "the packet will be enqueued into the rx drop-queue. "
155 	       "If the drop-queue doesn't exist, the packet is dropped. "
156 	       "By default drop-queue=127.\n");
157 	printf("  --crc-strip: enable CRC stripping by hardware.\n");
158 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
159 	printf("  --disable-hw-vlan: disable hardware vlan.\n");
160 	printf("  --enable-drop-en: enable per queue packet drop.\n");
161 	printf("  --disable-rss: disable rss.\n");
162 	printf("  --port-topology=N: set port topology (N: paired (default) or "
163 	       "chained).\n");
164 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
165 	       list_pkt_forwarding_modes());
166 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
167 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
168 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
169 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
170 	printf("  --txq=N: set the number of TX queues per port to N.\n");
171 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
172 	printf("  --burst=N: set the number of packets per burst to N.\n");
173 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
174 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N "
175 	       "(0 <= N <= 16).\n");
176 	printf("  --rxht=N: set the host threshold register of RX rings to N "
177 	       "(0 <= N <= 16).\n");
178 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
179 	       "(0 <= N < value of rxd).\n");
180 	printf("  --rxwt=N: set the write-back threshold register of RX rings "
181 	       "to N (0 <= N <= 16).\n");
182 	printf("  --txpt=N: set the prefetch threshold register of TX rings "
183 	       "to N (0 <= N <= 16).\n");
184 	printf("  --txht=N: set the nhost threshold register of TX rings to N "
185 	       "(0 <= N <= 16).\n");
186 	printf("  --txwt=N: set the write-back threshold register of TX rings "
187 	       "to N (0 <= N <= 16).\n");
188 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
189 	       "(0 <= N <= value of txd).\n");
190 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
191 	       "(0 <= N <= value of txd).\n");
192 	printf("  --txqflags=0xXXXXXXXX: hexadecimal bitmask of TX queue flags "
193 	       "(0 <= N <= 0x7FFFFFFF).\n");
194 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
195 	       "tx queues statistics counters mapping "
196 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
197 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
198 	       "rx queues statistics counters mapping "
199 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
200 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
201 	       " Used mainly with PCAP drivers.\n");
202 	printf("  --txpkts=X[,Y]*: set TX segment sizes.\n");
203 	printf("  --disable-link-check: disable check on link status when "
204 	       "starting/stopping ports.\n");
205 }
206 
207 #ifdef RTE_LIBRTE_CMDLINE
208 static int
209 init_peer_eth_addrs(char *config_filename)
210 {
211 	FILE *config_file;
212 	portid_t i;
213 	char buf[50];
214 
215 	config_file = fopen(config_filename, "r");
216 	if (config_file == NULL) {
217 		perror("Failed to open eth config file\n");
218 		return -1;
219 	}
220 
221 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
222 
223 		if (fgets(buf, sizeof(buf), config_file) == NULL)
224 			break;
225 
226 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i]) < 0 ){
227 			printf("Bad MAC address format on line %d\n", i+1);
228 			fclose(config_file);
229 			return -1;
230 		}
231 	}
232 	fclose(config_file);
233 	nb_peer_eth_addrs = (portid_t) i;
234 	return 0;
235 }
236 #endif
237 
238 /*
239  * Parse the coremask given as argument (hexadecimal string) and set
240  * the global configuration of forwarding cores.
241  */
242 static void
243 parse_fwd_coremask(const char *coremask)
244 {
245 	char *end;
246 	unsigned long long int cm;
247 
248 	/* parse hexadecimal string */
249 	end = NULL;
250 	cm = strtoull(coremask, &end, 16);
251 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
252 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
253 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
254 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
255 }
256 
257 /*
258  * Parse the coremask given as argument (hexadecimal string) and set
259  * the global configuration of forwarding cores.
260  */
261 static void
262 parse_fwd_portmask(const char *portmask)
263 {
264 	char *end;
265 	unsigned long long int pm;
266 
267 	/* parse hexadecimal string */
268 	end = NULL;
269 	pm = strtoull(portmask, &end, 16);
270 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
271 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
272 	else
273 		set_fwd_ports_mask((uint64_t) pm);
274 }
275 
276 
277 static int
278 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
279 {
280 	char s[256];
281 	const char *p, *p0 = q_arg;
282 	char *end;
283 	enum fieldnames {
284 		FLD_PORT = 0,
285 		FLD_QUEUE,
286 		FLD_STATS_COUNTER,
287 		_NUM_FLD
288 	};
289 	unsigned long int_fld[_NUM_FLD];
290 	char *str_fld[_NUM_FLD];
291 	int i;
292 	unsigned size;
293 
294 	/* reset from value set at definition */
295 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
296 
297 	while ((p = strchr(p0,'(')) != NULL) {
298 		++p;
299 		if((p0 = strchr(p,')')) == NULL)
300 			return -1;
301 
302 		size = p0 - p;
303 		if(size >= sizeof(s))
304 			return -1;
305 
306 		snprintf(s, sizeof(s), "%.*s", size, p);
307 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
308 			return -1;
309 		for (i = 0; i < _NUM_FLD; i++){
310 			errno = 0;
311 			int_fld[i] = strtoul(str_fld[i], &end, 0);
312 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
313 				return -1;
314 		}
315 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
316 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
317 			printf("Stats counter not in the correct range 0..%d\n",
318 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
319 			return -1;
320 		}
321 
322 		if (!is_rx) {
323 			if ((nb_tx_queue_stats_mappings >=
324 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
325 				printf("exceeded max number of TX queue "
326 						"statistics mappings: %hu\n",
327 						nb_tx_queue_stats_mappings);
328 				return -1;
329 			}
330 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
331 				(uint8_t)int_fld[FLD_PORT];
332 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
333 				(uint8_t)int_fld[FLD_QUEUE];
334 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
335 				(uint8_t)int_fld[FLD_STATS_COUNTER];
336 			++nb_tx_queue_stats_mappings;
337 		}
338 		else {
339 			if ((nb_rx_queue_stats_mappings >=
340 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
341 				printf("exceeded max number of RX queue "
342 						"statistics mappings: %hu\n",
343 						nb_rx_queue_stats_mappings);
344 				return -1;
345 			}
346 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
347 				(uint8_t)int_fld[FLD_PORT];
348 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
349 				(uint8_t)int_fld[FLD_QUEUE];
350 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
351 				(uint8_t)int_fld[FLD_STATS_COUNTER];
352 			++nb_rx_queue_stats_mappings;
353 		}
354 
355 	}
356 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
357 /* than to the default array (that was set at its definition) */
358 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
359 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
360 	return 0;
361 }
362 
363 static int
364 parse_portnuma_config(const char *q_arg)
365 {
366 	char s[256];
367 	const char *p, *p0 = q_arg;
368 	char *end;
369 	uint8_t i,port_id,socket_id;
370 	unsigned size;
371 	enum fieldnames {
372 		FLD_PORT = 0,
373 		FLD_SOCKET,
374 		_NUM_FLD
375 	};
376 	unsigned long int_fld[_NUM_FLD];
377 	char *str_fld[_NUM_FLD];
378 
379 	/* reset from value set at definition */
380 	while ((p = strchr(p0,'(')) != NULL) {
381 		++p;
382 		if((p0 = strchr(p,')')) == NULL)
383 			return -1;
384 
385 		size = p0 - p;
386 		if(size >= sizeof(s))
387 			return -1;
388 
389 		snprintf(s, sizeof(s), "%.*s", size, p);
390 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
391 			return -1;
392 		for (i = 0; i < _NUM_FLD; i++) {
393 			errno = 0;
394 			int_fld[i] = strtoul(str_fld[i], &end, 0);
395 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
396 				return -1;
397 		}
398 		port_id = (uint8_t)int_fld[FLD_PORT];
399 		if (port_id >= nb_ports) {
400 			printf("Invalid port, range is [0, %d]\n", nb_ports - 1);
401 			return -1;
402 		}
403 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
404 		if(socket_id >= MAX_SOCKET) {
405 			printf("Invalid socket id, range is [0, %d]\n",
406 				 MAX_SOCKET - 1);
407 			return -1;
408 		}
409 		port_numa[port_id] = socket_id;
410 	}
411 
412 	return 0;
413 }
414 
415 static int
416 parse_ringnuma_config(const char *q_arg)
417 {
418 	char s[256];
419 	const char *p, *p0 = q_arg;
420 	char *end;
421 	uint8_t i,port_id,ring_flag,socket_id;
422 	unsigned size;
423 	enum fieldnames {
424 		FLD_PORT = 0,
425 		FLD_FLAG,
426 		FLD_SOCKET,
427 		_NUM_FLD
428 	};
429 	unsigned long int_fld[_NUM_FLD];
430 	char *str_fld[_NUM_FLD];
431 	#define RX_RING_ONLY 0x1
432 	#define TX_RING_ONLY 0x2
433 	#define RXTX_RING    0x3
434 
435 	/* reset from value set at definition */
436 	while ((p = strchr(p0,'(')) != NULL) {
437 		++p;
438 		if((p0 = strchr(p,')')) == NULL)
439 			return -1;
440 
441 		size = p0 - p;
442 		if(size >= sizeof(s))
443 			return -1;
444 
445 		snprintf(s, sizeof(s), "%.*s", size, p);
446 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
447 			return -1;
448 		for (i = 0; i < _NUM_FLD; i++) {
449 			errno = 0;
450 			int_fld[i] = strtoul(str_fld[i], &end, 0);
451 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
452 				return -1;
453 		}
454 		port_id = (uint8_t)int_fld[FLD_PORT];
455 		if (port_id >= nb_ports) {
456 			printf("Invalid port, range is [0, %d]\n", nb_ports - 1);
457 			return -1;
458 		}
459 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
460 		if (socket_id >= MAX_SOCKET) {
461 			printf("Invalid socket id, range is [0, %d]\n",
462 				MAX_SOCKET - 1);
463 			return -1;
464 		}
465 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
466 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
467 			printf("Invalid ring-flag=%d config for port =%d\n",
468 				ring_flag,port_id);
469 			return -1;
470 		}
471 
472 		switch (ring_flag & RXTX_RING) {
473 		case RX_RING_ONLY:
474 			rxring_numa[port_id] = socket_id;
475 			break;
476 		case TX_RING_ONLY:
477 			txring_numa[port_id] = socket_id;
478 			break;
479 		case RXTX_RING:
480 			rxring_numa[port_id] = socket_id;
481 			txring_numa[port_id] = socket_id;
482 			break;
483 		default:
484 			printf("Invalid ring-flag=%d config for port=%d\n",
485 				ring_flag,port_id);
486 			break;
487 		}
488 	}
489 
490 	return 0;
491 }
492 
493 static unsigned int
494 parse_item_list(char* str, unsigned int max_items, unsigned int *parsed_items)
495 {
496 	unsigned int nb_item;
497 	unsigned int value;
498 	unsigned int i;
499 	int value_ok;
500 	char c;
501 
502 	/*
503 	 * First parse all items in the list and store their value.
504 	 */
505 	value = 0;
506 	nb_item = 0;
507 	value_ok = 0;
508 	for (i = 0; i < strlen(str); i++) {
509 		c = str[i];
510 		if ((c >= '0') && (c <= '9')) {
511 			value = (unsigned int) (value * 10 + (c - '0'));
512 			value_ok = 1;
513 			continue;
514 		}
515 		if (c != ',') {
516 			printf("character %c is not a decimal digit\n", c);
517 			return (0);
518 		}
519 		if (! value_ok) {
520 			printf("No valid value before comma\n");
521 			return (0);
522 		}
523 		if (nb_item < max_items) {
524 			parsed_items[nb_item] = value;
525 			value_ok = 0;
526 			value = 0;
527 		}
528 		nb_item++;
529 	}
530 
531 	if (nb_item >= max_items)
532 		rte_exit(EXIT_FAILURE, "too many txpkt segments!\n");
533 
534 	parsed_items[nb_item++] = value;
535 
536 	return (nb_item);
537 }
538 
539 void
540 launch_args_parse(int argc, char** argv)
541 {
542 	int n, opt;
543 	char **argvopt;
544 	int opt_idx;
545 	enum { TX, RX };
546 
547 	static struct option lgopts[] = {
548 		{ "help",			0, 0, 0 },
549 #ifdef RTE_LIBRTE_CMDLINE
550 		{ "interactive",		0, 0, 0 },
551 		{ "auto-start",			0, 0, 0 },
552 		{ "eth-peers-configfile",	1, 0, 0 },
553 		{ "eth-peer",			1, 0, 0 },
554 #endif
555 		{ "ports",			1, 0, 0 },
556 		{ "nb-cores",			1, 0, 0 },
557 		{ "nb-ports",			1, 0, 0 },
558 		{ "coremask",			1, 0, 0 },
559 		{ "portmask",			1, 0, 0 },
560 		{ "numa",			0, 0, 0 },
561 		{ "mp-anon",			0, 0, 0 },
562 		{ "port-numa-config",           1, 0, 0 },
563 		{ "ring-numa-config",           1, 0, 0 },
564 		{ "socket-num",			1, 0, 0 },
565 		{ "mbuf-size",			1, 0, 0 },
566 		{ "total-num-mbufs",		1, 0, 0 },
567 		{ "max-pkt-len",		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-flexbytes-offset",1, 0, 0 },
572 		{ "pkt-filter-drop-queue",      1, 0, 0 },
573 		{ "crc-strip",                  0, 0, 0 },
574 		{ "enable-rx-cksum",            0, 0, 0 },
575 		{ "disable-hw-vlan",            0, 0, 0 },
576 		{ "enable-drop-en",            0, 0, 0 },
577 		{ "disable-rss",                0, 0, 0 },
578 		{ "port-topology",              1, 0, 0 },
579 		{ "forward-mode",               1, 0, 0 },
580 		{ "rss-ip",			0, 0, 0 },
581 		{ "rss-udp",			0, 0, 0 },
582 		{ "rxq",			1, 0, 0 },
583 		{ "txq",			1, 0, 0 },
584 		{ "rxd",			1, 0, 0 },
585 		{ "txd",			1, 0, 0 },
586 		{ "burst",			1, 0, 0 },
587 		{ "mbcache",			1, 0, 0 },
588 		{ "txpt",			1, 0, 0 },
589 		{ "txht",			1, 0, 0 },
590 		{ "txwt",			1, 0, 0 },
591 		{ "txfreet",			1, 0, 0 },
592 		{ "txrst",			1, 0, 0 },
593 		{ "txqflags",			1, 0, 0 },
594 		{ "rxpt",			1, 0, 0 },
595 		{ "rxht",			1, 0, 0 },
596 		{ "rxwt",			1, 0, 0 },
597 		{ "rxfreet",                    1, 0, 0 },
598 		{ "tx-queue-stats-mapping",	1, 0, 0 },
599 		{ "rx-queue-stats-mapping",	1, 0, 0 },
600 		{ "no-flush-rx",	0, 0, 0 },
601 		{ "txpkts",			1, 0, 0 },
602 		{ "disable-link-check",		0, 0, 0 },
603 		{ 0, 0, 0, 0 },
604 	};
605 
606 	argvopt = argv;
607 
608 #ifdef RTE_LIBRTE_CMDLINE
609 #define SHORTOPTS "i"
610 #else
611 #define SHORTOPTS ""
612 #endif
613 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
614 				 lgopts, &opt_idx)) != EOF) {
615 		switch (opt) {
616 #ifdef RTE_LIBRTE_CMDLINE
617 		case 'i':
618 			printf("Interactive-mode selected\n");
619 			interactive = 1;
620 			break;
621 #endif
622 		case 'a':
623 			printf("Auto-start selected\n");
624 			auto_start = 1;
625 			break;
626 
627 		case 0: /*long options */
628 			if (!strcmp(lgopts[opt_idx].name, "help")) {
629 				usage(argv[0]);
630 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
631 			}
632 #ifdef RTE_LIBRTE_CMDLINE
633 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
634 				printf("Interactive-mode selected\n");
635 				interactive = 1;
636 			}
637 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
638 				printf("Auto-start selected\n");
639 				auto_start = 1;
640 			}
641 			if (!strcmp(lgopts[opt_idx].name,
642 				    "eth-peers-configfile")) {
643 				if (init_peer_eth_addrs(optarg) != 0)
644 					rte_exit(EXIT_FAILURE,
645 						 "Cannot open logfile\n");
646 			}
647 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
648 				char *port_end;
649 				uint8_t c, peer_addr[6];
650 
651 				errno = 0;
652 				n = strtoul(optarg, &port_end, 10);
653 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
654 					rte_exit(EXIT_FAILURE,
655 						 "Invalid eth-peer: %s", optarg);
656 				if (n >= RTE_MAX_ETHPORTS)
657 					rte_exit(EXIT_FAILURE,
658 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
659 						 n, RTE_MAX_ETHPORTS);
660 
661 				if (cmdline_parse_etheraddr(NULL, port_end, &peer_addr) < 0 )
662 					rte_exit(EXIT_FAILURE,
663 						 "Invalid ethernet address: %s\n",
664 						 port_end);
665 				for (c = 0; c < 6; c++)
666 					peer_eth_addrs[n].addr_bytes[c] =
667 						peer_addr[c];
668 				nb_peer_eth_addrs++;
669 			}
670 #endif
671 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
672 				n = atoi(optarg);
673 				if (n > 0 && n <= nb_ports)
674 					nb_fwd_ports = (uint8_t) n;
675 				else
676 					rte_exit(EXIT_FAILURE,
677 						 "nb-ports should be > 0 and <= %d\n",
678 						 nb_ports);
679 			}
680 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
681 				n = atoi(optarg);
682 				if (n > 0 && n <= nb_lcores)
683 					nb_fwd_lcores = (uint8_t) n;
684 				else
685 					rte_exit(EXIT_FAILURE,
686 						 "nb-cores should be > 0 and <= %d\n",
687 						 nb_lcores);
688 			}
689 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
690 				parse_fwd_coremask(optarg);
691 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
692 				parse_fwd_portmask(optarg);
693 			if (!strcmp(lgopts[opt_idx].name, "numa")) {
694 				numa_support = 1;
695 				memset(port_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
696 				memset(rxring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
697 				memset(txring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
698 			}
699 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
700 				mp_anon = 1;
701 			}
702 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
703 				if (parse_portnuma_config(optarg))
704 					rte_exit(EXIT_FAILURE,
705 					   "invalid port-numa configuration\n");
706 			}
707 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
708 				if (parse_ringnuma_config(optarg))
709 					rte_exit(EXIT_FAILURE,
710 					   "invalid ring-numa configuration\n");
711 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
712 				n = atoi(optarg);
713 				if(n < MAX_SOCKET)
714 					socket_num = (uint8_t)n;
715 				else
716 					rte_exit(EXIT_FAILURE,
717 						"The socket number should be < %d\n",
718 						MAX_SOCKET);
719 			}
720 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
721 				n = atoi(optarg);
722 				if (n > 0 && n <= 0xFFFF)
723 					mbuf_data_size = (uint16_t) n;
724 				else
725 					rte_exit(EXIT_FAILURE,
726 						 "mbuf-size should be > 0 and < 65536\n");
727 			}
728 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
729 				n = atoi(optarg);
730 				if (n > 1024)
731 					param_total_num_mbufs = (unsigned)n;
732 				else
733 					rte_exit(EXIT_FAILURE,
734 						 "total-num-mbufs should be > 1024\n");
735 			}
736 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
737 				n = atoi(optarg);
738 				if (n >= ETHER_MIN_LEN) {
739 					rx_mode.max_rx_pkt_len = (uint32_t) n;
740 					if (n > ETHER_MAX_LEN)
741 					    rx_mode.jumbo_frame = 1;
742 				} else
743 					rte_exit(EXIT_FAILURE,
744 						 "Invalid max-pkt-len=%d - should be > %d\n",
745 						 n, ETHER_MIN_LEN);
746 			}
747 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
748 				if (!strcmp(optarg, "signature"))
749 					fdir_conf.mode =
750 						RTE_FDIR_MODE_SIGNATURE;
751 				else if (!strcmp(optarg, "perfect"))
752 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
753 				else if (!strcmp(optarg, "none"))
754 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
755 				else
756 					rte_exit(EXIT_FAILURE,
757 						 "pkt-mode-invalid %s invalid - must be: "
758 						 "none, signature or perfect\n",
759 						 optarg);
760 			}
761 			if (!strcmp(lgopts[opt_idx].name,
762 				    "pkt-filter-report-hash")) {
763 				if (!strcmp(optarg, "none"))
764 					fdir_conf.status =
765 						RTE_FDIR_NO_REPORT_STATUS;
766 				else if (!strcmp(optarg, "match"))
767 					fdir_conf.status =
768 						RTE_FDIR_REPORT_STATUS;
769 				else if (!strcmp(optarg, "always"))
770 					fdir_conf.status =
771 						RTE_FDIR_REPORT_STATUS_ALWAYS;
772 				else
773 					rte_exit(EXIT_FAILURE,
774 						 "pkt-filter-report-hash %s invalid "
775 						 "- must be: none or match or always\n",
776 						 optarg);
777 			}
778 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
779 				if (!strcmp(optarg, "64K"))
780 					fdir_conf.pballoc =
781 						RTE_FDIR_PBALLOC_64K;
782 				else if (!strcmp(optarg, "128K"))
783 					fdir_conf.pballoc =
784 						RTE_FDIR_PBALLOC_128K;
785 				else if (!strcmp(optarg, "256K"))
786 					fdir_conf.pballoc =
787 						RTE_FDIR_PBALLOC_256K;
788 				else
789 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
790 						 " must be: 64K or 128K or 256K\n",
791 						 optarg);
792 			}
793 			if (!strcmp(lgopts[opt_idx].name,
794 				    "pkt-filter-flexbytes-offset")) {
795 				n = atoi(optarg);
796 				if ( n >= 0 && n <= (int) 32)
797 					fdir_conf.flexbytes_offset =
798 						(uint8_t) n;
799 				else
800 					rte_exit(EXIT_FAILURE,
801 						 "flexbytes %d invalid - must"
802 						 "be  >= 0 && <= 32\n", n);
803 			}
804 			if (!strcmp(lgopts[opt_idx].name,
805 				    "pkt-filter-drop-queue")) {
806 				n = atoi(optarg);
807 				if (n >= 0)
808 					fdir_conf.drop_queue = (uint8_t) n;
809 				else
810 					rte_exit(EXIT_FAILURE,
811 						 "drop queue %d invalid - must"
812 						 "be >= 0 \n", n);
813 			}
814 			if (!strcmp(lgopts[opt_idx].name, "crc-strip"))
815 				rx_mode.hw_strip_crc = 1;
816 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
817 				rx_mode.hw_ip_checksum = 1;
818 
819 			if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan")) {
820 				rx_mode.hw_vlan_filter = 0;
821 				rx_mode.hw_vlan_strip  = 0;
822 				rx_mode.hw_vlan_extend = 0;
823 			}
824 
825 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
826 				rx_drop_en = 1;
827 
828 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
829 				rss_hf = 0;
830 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
831 				if (!strcmp(optarg, "paired"))
832 					port_topology = PORT_TOPOLOGY_PAIRED;
833 				else if (!strcmp(optarg, "chained"))
834 					port_topology = PORT_TOPOLOGY_CHAINED;
835 				else if (!strcmp(optarg, "loop"))
836 					port_topology = PORT_TOPOLOGY_LOOP;
837 				else
838 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
839 						 " must be: paired or chained \n",
840 						 optarg);
841 			}
842 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
843 				set_pkt_forwarding_mode(optarg);
844 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
845 				rss_hf = ETH_RSS_IP;
846 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
847 				rss_hf = ETH_RSS_UDP;
848 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
849 				n = atoi(optarg);
850 				if (n >= 1 && n <= (int) MAX_QUEUE_ID)
851 					nb_rxq = (queueid_t) n;
852 				else
853 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
854 						  " >= 1 && <= %d\n", n,
855 						  (int) MAX_QUEUE_ID);
856 			}
857 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
858 				n = atoi(optarg);
859 				if (n >= 1 && n <= (int) MAX_QUEUE_ID)
860 					nb_txq = (queueid_t) n;
861 				else
862 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
863 						  " >= 1 && <= %d\n", n,
864 						  (int) MAX_QUEUE_ID);
865 			}
866 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
867 				n = atoi(optarg);
868 				if (n > 0)
869 					nb_rxd = (uint16_t) n;
870 				else
871 					rte_exit(EXIT_FAILURE, "rxd must be > 0\n");
872 			}
873 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
874 				n = atoi(optarg);
875 				if (n > 0)
876 					nb_txd = (uint16_t) n;
877 				else
878 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
879 			}
880 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
881 				n = atoi(optarg);
882 				if ((n >= 1) && (n <= MAX_PKT_BURST))
883 					nb_pkt_per_burst = (uint16_t) n;
884 				else
885 					rte_exit(EXIT_FAILURE,
886 						 "burst must >= 1 and <= %d]",
887 						 MAX_PKT_BURST);
888 			}
889 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
890 				n = atoi(optarg);
891 				if ((n >= 0) &&
892 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
893 					mb_mempool_cache = (uint16_t) n;
894 				else
895 					rte_exit(EXIT_FAILURE,
896 						 "mbcache must be >= 0 and <= %d\n",
897 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
898 			}
899 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
900 				n = atoi(optarg);
901 				if (n >= 0)
902 					tx_thresh.pthresh = (uint8_t)n;
903 				else
904 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
905 			}
906 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
907 				n = atoi(optarg);
908 				if (n >= 0)
909 					tx_thresh.hthresh = (uint8_t)n;
910 				else
911 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
912 			}
913 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
914 				n = atoi(optarg);
915 				if (n >= 0)
916 					tx_thresh.wthresh = (uint8_t)n;
917 				else
918 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
919 			}
920 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
921 				n = atoi(optarg);
922 				if (n >= 0)
923 					tx_free_thresh = (uint16_t)n;
924 				else
925 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
926 			}
927 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
928 				n = atoi(optarg);
929 				if (n >= 0)
930 					tx_rs_thresh = (uint16_t)n;
931 				else
932 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
933 			}
934 			if (!strcmp(lgopts[opt_idx].name, "txqflags")) {
935 				char *end = NULL;
936 				n = strtoul(optarg, &end, 16);
937 				if (n >= 0)
938 					txq_flags = (uint32_t)n;
939 				else
940 					rte_exit(EXIT_FAILURE,
941 						 "txqflags must be >= 0\n");
942 			}
943 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
944 				n = atoi(optarg);
945 				if (n >= 0)
946 					rx_thresh.pthresh = (uint8_t)n;
947 				else
948 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
949 			}
950 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
951 				n = atoi(optarg);
952 				if (n >= 0)
953 					rx_thresh.hthresh = (uint8_t)n;
954 				else
955 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
956 			}
957 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
958 				n = atoi(optarg);
959 				if (n >= 0)
960 					rx_thresh.wthresh = (uint8_t)n;
961 				else
962 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
963 			}
964 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
965 				n = atoi(optarg);
966 				if (n > 0) {
967 					if (rx_free_thresh >= n)
968 						rte_exit(EXIT_FAILURE,
969 							 "rxd must be > "
970 							 "rx_free_thresh(%d)\n",
971 							 (int)rx_free_thresh);
972 					else
973 						nb_rxd = (uint16_t) n;
974 				} else
975 					rte_exit(EXIT_FAILURE,
976 						 "rxd(%d) invalid - must be > 0\n",
977 						 n);
978 			}
979 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
980 				n = atoi(optarg);
981 				if (n > 0)
982 					nb_txd = (uint16_t) n;
983 				else
984 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
985 			}
986 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
987 				n = atoi(optarg);
988 				if (n >= 0)
989 					tx_thresh.pthresh = (uint8_t)n;
990 				else
991 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
992 			}
993 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
994 				n = atoi(optarg);
995 				if (n >= 0)
996 					tx_thresh.hthresh = (uint8_t)n;
997 				else
998 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
999 			}
1000 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
1001 				n = atoi(optarg);
1002 				if (n >= 0)
1003 					tx_thresh.wthresh = (uint8_t)n;
1004 				else
1005 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
1006 			}
1007 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
1008 				n = atoi(optarg);
1009 				if (n >= 0)
1010 					rx_thresh.pthresh = (uint8_t)n;
1011 				else
1012 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
1013 			}
1014 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
1015 				n = atoi(optarg);
1016 				if (n >= 0)
1017 					rx_thresh.hthresh = (uint8_t)n;
1018 				else
1019 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
1020 			}
1021 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
1022 				n = atoi(optarg);
1023 				if (n >= 0)
1024 					rx_thresh.wthresh = (uint8_t)n;
1025 				else
1026 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1027 			}
1028 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1029 				n = atoi(optarg);
1030 				if (n >= 0)
1031 					rx_free_thresh = (uint16_t)n;
1032 				else
1033 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1034 			}
1035 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1036 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1037 					rte_exit(EXIT_FAILURE,
1038 						 "invalid TX queue statistics mapping config entered\n");
1039 				}
1040 			}
1041 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1042 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1043 					rte_exit(EXIT_FAILURE,
1044 						 "invalid RX queue statistics mapping config entered\n");
1045 				}
1046 			}
1047 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1048 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1049 				unsigned int nb_segs;
1050 
1051 				nb_segs = parse_item_list(optarg, RTE_MAX_SEGS_PER_PKT, seg_lengths);
1052 				if (nb_segs > 0)
1053 					set_tx_pkt_segments(seg_lengths, nb_segs);
1054 				else
1055 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1056 			}
1057 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1058 				no_flush_rx = 1;
1059 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1060 				no_link_check = 1;
1061 
1062 			break;
1063 		case 'h':
1064 			usage(argv[0]);
1065 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1066 			break;
1067 		default:
1068 			usage(argv[0]);
1069 			rte_exit(EXIT_FAILURE,
1070 				 "Command line is incomplete or incorrect\n");
1071 			break;
1072 		}
1073 	}
1074 }
1075