xref: /dpdk/app/test-pmd/parameters.c (revision 1c1d4d7a923d4804f1926fc5264f9ecdd8977b04)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright(c) 2010-2013 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 #include <cmdline_parse.h>
75 #include <cmdline_parse_etheraddr.h>
76 
77 #include "testpmd.h"
78 
79 static void
80 usage(char* progname)
81 {
82 	printf("usage: %s [--interactive|-i] [--help|-h] | ["
83 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
84 	       "--mbuf-size= | --total-num-mbufs= | "
85 	       "--nb-cores= | --nb-ports= | "
86 	       "--eth-peers-configfile= | "
87 	       "--eth-peer=X,M:M:M:M:M:M | "
88 	       "--pkt-filter-mode= |"
89 	       "--rss-ip | --rss-udp | "
90 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
91 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
92 	       "--txrst= | --txqflags= ]\n",
93 	       progname);
94 	printf("  --interactive: run in interactive mode.\n");
95 	printf("  --help: display this message and quit.\n");
96 	printf("  --nb-cores=N: set the number of forwarding cores "
97 	       "(1 <= N <= %d).\n", nb_lcores);
98 	printf("  --nb-ports=N: set the number of forwarding ports "
99 	       "(1 <= N <= %d).\n", nb_ports);
100 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
101 	       "the packet forwarding test. The master lcore is reserved for "
102 	       "command line parsing only, and cannot be masked on for "
103 	       "packet forwarding.\n");
104 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
105 	       "by the packet forwarding test.\n");
106 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
107 	       "RX memory buffers (mbufs).\n");
108 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
109 	       "specify the socket on which the memory pool "
110 	       "used by the port will be allocated.\n");
111 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
112 	       "specify the socket on which the TX/RX rings for "
113 	       "the port will be allocated "
114 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
115 	printf(" --socket-num=N: set socket from which all memory is allocated "
116 	       "in NUMA mode.\n");
117 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
118 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
119 	       "in mbuf pools.\n");
120 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
121 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
122 	       "of peer ports.\n");
123 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
124 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
125 	printf("  --pkt-filter-mode=N: set Flow Director mode "
126 	       "(N: none (default mode) or signature or perfect).\n");
127 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
128 	       "(N: none  or match (default) or always).\n");
129 	printf("  --pkt-filter-size=N: set Flow Director mode "
130 	       "(N: 64K (default mode) or 128K or 256K).\n");
131 	printf("  --pkt-filter-flexbytes-offset=N: set flexbytes-offset. "
132 	       "The offset is defined in word units counted from the "
133 	       "first byte of the destination Ethernet MAC address. "
134 	       "0 <= N <= 32.\n");
135 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
136 	       "In perfect mode, when you add a rule with queue = -1 "
137 	       "the packet will be enqueued into the rx drop-queue. "
138 	       "If the drop-queue doesn't exist, the packet is dropped. "
139 	       "By default drop-queue=127.\n");
140 	printf("  --crc-strip: enable CRC stripping by hardware.\n");
141 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
142 	printf("  --disable-hw-vlan: disable hardware vlan.\n");
143 	printf("  --enable-drop-en: enable per queue packet drop.\n");
144 	printf("  --disable-rss: disable rss.\n");
145 	printf("  --port-topology=N: set port topology (N: paired (default) or "
146 	       "chained).\n");
147 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
148 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
149 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
150 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
151 	printf("  --txq=N: set the number of TX queues per port to N.\n");
152 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
153 	printf("  --burst=N: set the number of packets per burst to N.\n");
154 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
155 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N "
156 	       "(0 <= N <= 16).\n");
157 	printf("  --rxht=N: set the host threshold register of RX rings to N "
158 	       "(0 <= N <= 16).\n");
159 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
160 	       "(0 <= N < value of rxd).\n");
161 	printf("  --rxwt=N: set the write-back threshold register of RX rings "
162 	       "to N (0 <= N <= 16).\n");
163 	printf("  --txpt=N: set the prefetch threshold register of TX rings "
164 	       "to N (0 <= N <= 16).\n");
165 	printf("  --txht=N: set the nhost threshold register of TX rings to N "
166 	       "(0 <= N <= 16).\n");
167 	printf("  --txwt=N: set the write-back threshold register of TX rings "
168 	       "to N (0 <= N <= 16).\n");
169 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
170 	       "(0 <= N <= value of txd).\n");
171 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
172 	       "(0 <= N <= value of txd).\n");
173 	printf("  --txqflags=0xXXXXXXXX: hexadecimal bitmask of TX queue flags "
174 	       "(0 <= N <= 0x7FFFFFFF).\n");
175 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
176 	       "tx queues statistics counters mapping "
177 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
178 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
179 	       "rx queues statistics counters mapping "
180 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
181 }
182 
183 static int
184 init_peer_eth_addrs(char *config_filename)
185 {
186 	FILE *config_file;
187 	portid_t i;
188 	char buf[50];
189 
190 	config_file = fopen(config_filename, "r");
191 	if (config_file == NULL) {
192 		perror("Failed to open eth config file\n");
193 		return -1;
194 	}
195 
196 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
197 
198 		if (fgets(buf, sizeof(buf), config_file) == NULL)
199 			break;
200 
201 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i]) < 0 ){
202 			printf("Bad MAC address format on line %d\n", i+1);
203 			fclose(config_file);
204 			return -1;
205 		}
206 	}
207 	fclose(config_file);
208 	nb_peer_eth_addrs = (portid_t) i;
209 	return 0;
210 }
211 
212 /*
213  * Parse the coremask given as argument (hexadecimal string) and set
214  * the global configuration of forwarding cores.
215  */
216 static void
217 parse_fwd_coremask(const char *coremask)
218 {
219 	char *end;
220 	unsigned long long int cm;
221 
222 	/* parse hexadecimal string */
223 	end = NULL;
224 	cm = strtoull(coremask, &end, 16);
225 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
226 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
227 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
228 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
229 }
230 
231 /*
232  * Parse the coremask given as argument (hexadecimal string) and set
233  * the global configuration of forwarding cores.
234  */
235 static void
236 parse_fwd_portmask(const char *portmask)
237 {
238 	char *end;
239 	unsigned long long int pm;
240 
241 	/* parse hexadecimal string */
242 	end = NULL;
243 	pm = strtoull(portmask, &end, 16);
244 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
245 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
246 	else
247 		set_fwd_ports_mask((uint64_t) pm);
248 }
249 
250 
251 static int
252 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
253 {
254 	char s[256];
255 	const char *p, *p0 = q_arg;
256 	char *end;
257 	enum fieldnames {
258 		FLD_PORT = 0,
259 		FLD_QUEUE,
260 		FLD_STATS_COUNTER,
261 		_NUM_FLD
262 	};
263 	unsigned long int_fld[_NUM_FLD];
264 	char *str_fld[_NUM_FLD];
265 	int i;
266 	unsigned size;
267 
268 	/* reset from value set at definition */
269 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
270 
271 	while ((p = strchr(p0,'(')) != NULL) {
272 		++p;
273 		if((p0 = strchr(p,')')) == NULL)
274 			return -1;
275 
276 		size = p0 - p;
277 		if(size >= sizeof(s))
278 			return -1;
279 
280 		rte_snprintf(s, sizeof(s), "%.*s", size, p);
281 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
282 			return -1;
283 		for (i = 0; i < _NUM_FLD; i++){
284 			errno = 0;
285 			int_fld[i] = strtoul(str_fld[i], &end, 0);
286 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
287 				return -1;
288 		}
289 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
290 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
291 			printf("Stats counter not in the correct range 0..%d\n",
292 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
293 			return -1;
294 		}
295 
296 		if (is_rx ? (nb_rx_queue_stats_mappings >= MAX_RX_QUEUE_STATS_MAPPINGS) :
297 		    (nb_tx_queue_stats_mappings >= MAX_TX_QUEUE_STATS_MAPPINGS)) {
298 			printf("exceeded max number of %s queue statistics mappings: %hu\n",
299 			       is_rx ? "RX" : "TX",
300 			       is_rx ? nb_rx_queue_stats_mappings : nb_tx_queue_stats_mappings);
301 			return -1;
302 		}
303 		if (!is_rx) {
304 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
305 				(uint8_t)int_fld[FLD_PORT];
306 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
307 				(uint8_t)int_fld[FLD_QUEUE];
308 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
309 				(uint8_t)int_fld[FLD_STATS_COUNTER];
310 			++nb_tx_queue_stats_mappings;
311 		}
312 		else {
313 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
314 				(uint8_t)int_fld[FLD_PORT];
315 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
316 				(uint8_t)int_fld[FLD_QUEUE];
317 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
318 				(uint8_t)int_fld[FLD_STATS_COUNTER];
319 			++nb_rx_queue_stats_mappings;
320 		}
321 
322 	}
323 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
324 /* than to the default array (that was set at its definition) */
325 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
326 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
327 	return 0;
328 }
329 
330 static int
331 parse_portnuma_config(const char *q_arg)
332 {
333 	char s[256];
334 	const char *p, *p0 = q_arg;
335 	char *end;
336 	uint8_t i,port_id,socket_id;
337 	unsigned size;
338 	enum fieldnames {
339 		FLD_PORT = 0,
340 		FLD_SOCKET,
341 		_NUM_FLD
342 	};
343 	unsigned long int_fld[_NUM_FLD];
344 	char *str_fld[_NUM_FLD];
345 
346 	/* reset from value set at definition */
347 	while ((p = strchr(p0,'(')) != NULL) {
348 		++p;
349 		if((p0 = strchr(p,')')) == NULL)
350 			return -1;
351 
352 		size = p0 - p;
353 		if(size >= sizeof(s))
354 			return -1;
355 
356 		rte_snprintf(s, sizeof(s), "%.*s", size, p);
357 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
358 			return -1;
359 		for (i = 0; i < _NUM_FLD; i++) {
360 			errno = 0;
361 			int_fld[i] = strtoul(str_fld[i], &end, 0);
362 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
363 				return -1;
364 		}
365 		port_id = (uint8_t)int_fld[FLD_PORT];
366 		if (port_id >= nb_ports) {
367 			printf("Invalid port, range is [0, %d]\n", nb_ports - 1);
368 			return -1;
369 		}
370 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
371 		if(socket_id >= MAX_SOCKET) {
372 			printf("Invalid socket id, range is [0, %d]\n",
373 				 MAX_SOCKET - 1);
374 			return -1;
375 		}
376 		port_numa[port_id] = socket_id;
377 	}
378 
379 	return 0;
380 }
381 
382 static int
383 parse_ringnuma_config(const char *q_arg)
384 {
385 	char s[256];
386 	const char *p, *p0 = q_arg;
387 	char *end;
388 	uint8_t i,port_id,ring_flag,socket_id;
389 	unsigned size;
390 	enum fieldnames {
391 		FLD_PORT = 0,
392 		FLD_FLAG,
393 		FLD_SOCKET,
394 		_NUM_FLD
395 	};
396 	unsigned long int_fld[_NUM_FLD];
397 	char *str_fld[_NUM_FLD];
398 	#define RX_RING_ONLY 0x1
399 	#define TX_RING_ONLY 0x2
400 	#define RXTX_RING    0x3
401 
402 	/* reset from value set at definition */
403 	while ((p = strchr(p0,'(')) != NULL) {
404 		++p;
405 		if((p0 = strchr(p,')')) == NULL)
406 			return -1;
407 
408 		size = p0 - p;
409 		if(size >= sizeof(s))
410 			return -1;
411 
412 		rte_snprintf(s, sizeof(s), "%.*s", size, p);
413 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
414 			return -1;
415 		for (i = 0; i < _NUM_FLD; i++) {
416 			errno = 0;
417 			int_fld[i] = strtoul(str_fld[i], &end, 0);
418 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
419 				return -1;
420 		}
421 		port_id = (uint8_t)int_fld[FLD_PORT];
422 		if (port_id >= nb_ports) {
423 			printf("Invalid port, range is [0, %d]\n", nb_ports - 1);
424 			return -1;
425 		}
426 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
427 		if (socket_id >= MAX_SOCKET) {
428 			printf("Invalid socket id, range is [0, %d]\n",
429 				MAX_SOCKET - 1);
430 			return -1;
431 		}
432 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
433 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
434 			printf("Invalid ring-flag=%d config for port =%d\n",
435 				ring_flag,port_id);
436 			return -1;
437 		}
438 
439 		switch (ring_flag & RXTX_RING) {
440 		case RX_RING_ONLY:
441 			rxring_numa[port_id] = socket_id;
442 			break;
443 		case TX_RING_ONLY:
444 			txring_numa[port_id] = socket_id;
445 			break;
446 		case RXTX_RING:
447 			rxring_numa[port_id] = socket_id;
448 			txring_numa[port_id] = socket_id;
449 			break;
450 		default:
451 			printf("Invalid ring-flag=%d config for port=%d\n",
452 				ring_flag,port_id);
453 			break;
454 		}
455 	}
456 
457 	return 0;
458 }
459 
460 void
461 launch_args_parse(int argc, char** argv)
462 {
463 	int n, opt;
464 	char **argvopt;
465 	int opt_idx;
466 	enum { TX, RX };
467 
468 	static struct option lgopts[] = {
469 		{ "help",			0, 0, 0 },
470 		{ "interactive",		0, 0, 0 },
471 		{ "eth-peers-configfile",	1, 0, 0 },
472 		{ "eth-peer",			1, 0, 0 },
473 		{ "ports",			1, 0, 0 },
474 		{ "nb-cores",			1, 0, 0 },
475 		{ "nb-ports",			1, 0, 0 },
476 		{ "coremask",			1, 0, 0 },
477 		{ "portmask",			1, 0, 0 },
478 		{ "numa",			0, 0, 0 },
479 		{ "port-numa-config",           1, 0, 0 },
480 		{ "ring-numa-config",           1, 0, 0 },
481 		{ "socket-num",			1, 0, 0 },
482 		{ "mbuf-size",			1, 0, 0 },
483 		{ "total-num-mbufs",		1, 0, 0 },
484 		{ "max-pkt-len",		1, 0, 0 },
485 		{ "pkt-filter-mode",            1, 0, 0 },
486 		{ "pkt-filter-report-hash",     1, 0, 0 },
487 		{ "pkt-filter-size",            1, 0, 0 },
488 		{ "pkt-filter-flexbytes-offset",1, 0, 0 },
489 		{ "pkt-filter-drop-queue",      1, 0, 0 },
490 		{ "crc-strip",                  0, 0, 0 },
491 		{ "enable-rx-cksum",            0, 0, 0 },
492 		{ "disable-hw-vlan",            0, 0, 0 },
493 		{ "enable-drop-en",            0, 0, 0 },
494 		{ "disable-rss",                0, 0, 0 },
495 		{ "port-topology",              1, 0, 0 },
496 		{ "rss-ip",			0, 0, 0 },
497 		{ "rss-udp",			0, 0, 0 },
498 		{ "rxq",			1, 0, 0 },
499 		{ "txq",			1, 0, 0 },
500 		{ "rxd",			1, 0, 0 },
501 		{ "txd",			1, 0, 0 },
502 		{ "burst",			1, 0, 0 },
503 		{ "mbcache",			1, 0, 0 },
504 		{ "txpt",			1, 0, 0 },
505 		{ "txht",			1, 0, 0 },
506 		{ "txwt",			1, 0, 0 },
507 		{ "txfreet",			1, 0, 0 },
508 		{ "txrst",			1, 0, 0 },
509 		{ "txqflags",			1, 0, 0 },
510 		{ "rxpt",			1, 0, 0 },
511 		{ "rxht",			1, 0, 0 },
512 		{ "rxwt",			1, 0, 0 },
513 		{ "rxfreet",                    1, 0, 0 },
514 		{ "tx-queue-stats-mapping",	1, 0, 0 },
515 		{ "rx-queue-stats-mapping",	1, 0, 0 },
516 		{ 0, 0, 0, 0 },
517 	};
518 
519 	argvopt = argv;
520 
521 	while ((opt = getopt_long(argc, argvopt, "ih",
522 				 lgopts, &opt_idx)) != EOF) {
523 		switch (opt) {
524 		case 'i':
525 			printf("Interactive-mode selected\n");
526 			interactive = 1;
527 			break;
528 		case 0: /*long options */
529 			if (!strcmp(lgopts[opt_idx].name, "help")) {
530 				usage(argv[0]);
531 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
532 			}
533 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
534 				printf("Interactive-mode selected\n");
535 				interactive = 1;
536 			}
537 			if (!strcmp(lgopts[opt_idx].name,
538 				    "eth-peers-configfile")) {
539 				if (init_peer_eth_addrs(optarg) != 0)
540 					rte_exit(EXIT_FAILURE,
541 						 "Cannot open logfile\n");
542 			}
543 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
544 				char *port_end;
545 				uint8_t c, peer_addr[6];
546 
547 				errno = 0;
548 				n = strtoul(optarg, &port_end, 10);
549 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
550 					rte_exit(EXIT_FAILURE,
551 						 "Invalid eth-peer: %s", optarg);
552 				if (n >= RTE_MAX_ETHPORTS)
553 					rte_exit(EXIT_FAILURE,
554 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
555 						 n, RTE_MAX_ETHPORTS);
556 
557 				if (cmdline_parse_etheraddr(NULL, port_end, &peer_addr) < 0 )
558 					rte_exit(EXIT_FAILURE,
559 						 "Invalid ethernet address: %s\n",
560 						 port_end);
561 				for (c = 0; c < 6; c++)
562 					peer_eth_addrs[n].addr_bytes[c] =
563 						peer_addr[c];
564 				nb_peer_eth_addrs++;
565 			}
566 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
567 				n = atoi(optarg);
568 				if (n > 0 && n <= nb_ports)
569 					nb_fwd_ports = (uint8_t) n;
570 				else
571 					rte_exit(EXIT_FAILURE,
572 						 "nb-ports should be > 0 and <= %d\n",
573 						 nb_ports);
574 			}
575 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
576 				n = atoi(optarg);
577 				if (n > 0 && n <= nb_lcores)
578 					nb_fwd_lcores = (uint8_t) n;
579 				else
580 					rte_exit(EXIT_FAILURE,
581 						 "nb-cores should be > 0 and <= %d\n",
582 						 nb_lcores);
583 			}
584 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
585 				parse_fwd_coremask(optarg);
586 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
587 				parse_fwd_portmask(optarg);
588 			if (!strcmp(lgopts[opt_idx].name, "numa")) {
589 				numa_support = 1;
590 				memset(port_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
591 				memset(rxring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
592 				memset(txring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
593 			}
594 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
595 				if (parse_portnuma_config(optarg))
596 					rte_exit(EXIT_FAILURE,
597 					   "invalid port-numa configuration\n");
598 			}
599 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
600 				if (parse_ringnuma_config(optarg))
601 					rte_exit(EXIT_FAILURE,
602 					   "invalid ring-numa configuration\n");
603 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
604 				n = atoi(optarg);
605 				if(n < MAX_SOCKET)
606 					socket_num = (uint8_t)n;
607 				else
608 					rte_exit(EXIT_FAILURE,
609 						"The socket number should be < %d\n",
610 						MAX_SOCKET);
611 			}
612 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
613 				n = atoi(optarg);
614 				if (n > 0 && n <= 0xFFFF)
615 					mbuf_data_size = (uint16_t) n;
616 				else
617 					rte_exit(EXIT_FAILURE,
618 						 "mbuf-size should be > 0 and < 65536\n");
619 			}
620 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
621 				n = atoi(optarg);
622 				if (n > 1024)
623 					param_total_num_mbufs = (unsigned)n;
624 				else
625 					rte_exit(EXIT_FAILURE,
626 						 "total-num-mbufs should be > 1024\n");
627 			}
628 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
629 				n = atoi(optarg);
630 				if (n >= ETHER_MIN_LEN) {
631 					rx_mode.max_rx_pkt_len = (uint32_t) n;
632 					if (n > ETHER_MAX_LEN)
633 					    rx_mode.jumbo_frame = 1;
634 				} else
635 					rte_exit(EXIT_FAILURE,
636 						 "Invalid max-pkt-len=%d - should be > %d\n",
637 						 n, ETHER_MIN_LEN);
638 			}
639 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
640 				if (!strcmp(optarg, "signature"))
641 					fdir_conf.mode =
642 						RTE_FDIR_MODE_SIGNATURE;
643 				else if (!strcmp(optarg, "perfect"))
644 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
645 				else if (!strcmp(optarg, "none"))
646 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
647 				else
648 					rte_exit(EXIT_FAILURE,
649 						 "pkt-mode-invalid %s invalid - must be: "
650 						 "none, signature or perfect\n",
651 						 optarg);
652 			}
653 			if (!strcmp(lgopts[opt_idx].name,
654 				    "pkt-filter-report-hash")) {
655 				if (!strcmp(optarg, "none"))
656 					fdir_conf.status =
657 						RTE_FDIR_NO_REPORT_STATUS;
658 				else if (!strcmp(optarg, "match"))
659 					fdir_conf.status =
660 						RTE_FDIR_REPORT_STATUS;
661 				else if (!strcmp(optarg, "always"))
662 					fdir_conf.status =
663 						RTE_FDIR_REPORT_STATUS_ALWAYS;
664 				else
665 					rte_exit(EXIT_FAILURE,
666 						 "pkt-filter-report-hash %s invalid "
667 						 "- must be: none or match or always\n",
668 						 optarg);
669 			}
670 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
671 				if (!strcmp(optarg, "64K"))
672 					fdir_conf.pballoc =
673 						RTE_FDIR_PBALLOC_64K;
674 				else if (!strcmp(optarg, "128K"))
675 					fdir_conf.pballoc =
676 						RTE_FDIR_PBALLOC_128K;
677 				else if (!strcmp(optarg, "256K"))
678 					fdir_conf.pballoc =
679 						RTE_FDIR_PBALLOC_256K;
680 				else
681 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
682 						 " must be: 64K or 128K or 256K\n",
683 						 optarg);
684 			}
685 			if (!strcmp(lgopts[opt_idx].name,
686 				    "pkt-filter-flexbytes-offset")) {
687 				n = atoi(optarg);
688 				if ( n >= 0 && n <= (int) 32)
689 					fdir_conf.flexbytes_offset =
690 						(uint8_t) n;
691 				else
692 					rte_exit(EXIT_FAILURE,
693 						 "flexbytes %d invalid - must"
694 						 "be  >= 0 && <= 32\n", n);
695 			}
696 			if (!strcmp(lgopts[opt_idx].name,
697 				    "pkt-filter-drop-queue")) {
698 				n = atoi(optarg);
699 				if (n >= 0)
700 					fdir_conf.drop_queue = (uint8_t) n;
701 				else
702 					rte_exit(EXIT_FAILURE,
703 						 "drop queue %d invalid - must"
704 						 "be >= 0 \n", n);
705 			}
706 			if (!strcmp(lgopts[opt_idx].name, "crc-strip"))
707 				rx_mode.hw_strip_crc = 1;
708 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
709 				rx_mode.hw_ip_checksum = 1;
710 
711 			if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan")) {
712 				rx_mode.hw_vlan_filter = 0;
713 				rx_mode.hw_vlan_strip  = 0;
714 				rx_mode.hw_vlan_extend = 0;
715 			}
716 
717 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
718 				rx_drop_en = 1;
719 
720 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
721 				rss_hf = 0;
722 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
723 				if (!strcmp(optarg, "paired"))
724 					port_topology = PORT_TOPOLOGY_PAIRED;
725 				else if (!strcmp(optarg, "chained"))
726 					port_topology = PORT_TOPOLOGY_CHAINED;
727 				else
728 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
729 						 " must be: paired or chained \n",
730 						 optarg);
731 			}
732 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
733 				rss_hf = ETH_RSS_IPV4 | ETH_RSS_IPV6;
734 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
735 				rss_hf = ETH_RSS_IPV4 |
736 						ETH_RSS_IPV6 | ETH_RSS_IPV4_UDP;
737 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
738 				n = atoi(optarg);
739 				if (n >= 1 && n <= (int) MAX_QUEUE_ID)
740 					nb_rxq = (queueid_t) n;
741 				else
742 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
743 						  " >= 1 && <= %d\n", n,
744 						  (int) MAX_QUEUE_ID);
745 			}
746 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
747 				n = atoi(optarg);
748 				if (n >= 1 && n <= (int) MAX_QUEUE_ID)
749 					nb_txq = (queueid_t) n;
750 				else
751 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
752 						  " >= 1 && <= %d\n", n,
753 						  (int) MAX_QUEUE_ID);
754 			}
755 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
756 				n = atoi(optarg);
757 				if (n > 0)
758 					nb_rxd = (uint16_t) n;
759 				else
760 					rte_exit(EXIT_FAILURE, "rxd must be > 0\n");
761 			}
762 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
763 				n = atoi(optarg);
764 				if (n > 0)
765 					nb_txd = (uint16_t) n;
766 				else
767 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
768 			}
769 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
770 				n = atoi(optarg);
771 				if ((n >= 1) && (n <= MAX_PKT_BURST))
772 					nb_pkt_per_burst = (uint16_t) n;
773 				else
774 					rte_exit(EXIT_FAILURE,
775 						 "burst must >= 1 and <= %d]",
776 						 MAX_PKT_BURST);
777 			}
778 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
779 				n = atoi(optarg);
780 				if ((n >= 0) &&
781 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
782 					mb_mempool_cache = (uint16_t) n;
783 				else
784 					rte_exit(EXIT_FAILURE,
785 						 "mbcache must be >= 0 and <= %d\n",
786 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
787 			}
788 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
789 				n = atoi(optarg);
790 				if (n >= 0)
791 					tx_thresh.pthresh = (uint8_t)n;
792 				else
793 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
794 			}
795 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
796 				n = atoi(optarg);
797 				if (n >= 0)
798 					tx_thresh.hthresh = (uint8_t)n;
799 				else
800 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
801 			}
802 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
803 				n = atoi(optarg);
804 				if (n >= 0)
805 					tx_thresh.wthresh = (uint8_t)n;
806 				else
807 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
808 			}
809 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
810 				n = atoi(optarg);
811 				if (n >= 0)
812 					tx_free_thresh = (uint16_t)n;
813 				else
814 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
815 			}
816 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
817 				n = atoi(optarg);
818 				if (n >= 0)
819 					tx_rs_thresh = (uint16_t)n;
820 				else
821 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
822 			}
823 			if (!strcmp(lgopts[opt_idx].name, "txqflags")) {
824 				char *end = NULL;
825 				n = strtoul(optarg, &end, 16);
826 				if (n >= 0)
827 					txq_flags = (uint32_t)n;
828 				else
829 					rte_exit(EXIT_FAILURE,
830 						 "txqflags must be >= 0\n");
831 			}
832 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
833 				n = atoi(optarg);
834 				if (n >= 0)
835 					rx_thresh.pthresh = (uint8_t)n;
836 				else
837 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
838 			}
839 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
840 				n = atoi(optarg);
841 				if (n >= 0)
842 					rx_thresh.hthresh = (uint8_t)n;
843 				else
844 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
845 			}
846 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
847 				n = atoi(optarg);
848 				if (n >= 0)
849 					rx_thresh.wthresh = (uint8_t)n;
850 				else
851 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
852 			}
853 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
854 				n = atoi(optarg);
855 				if (n > 0) {
856 					if (rx_free_thresh >= n)
857 						rte_exit(EXIT_FAILURE,
858 							 "rxd must be > "
859 							 "rx_free_thresh(%d)\n",
860 							 (int)rx_free_thresh);
861 					else
862 						nb_rxd = (uint16_t) n;
863 				} else
864 					rte_exit(EXIT_FAILURE,
865 						 "rxd(%d) invalid - must be > 0\n",
866 						 n);
867 			}
868 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
869 				n = atoi(optarg);
870 				if (n > 0)
871 					nb_txd = (uint16_t) n;
872 				else
873 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
874 			}
875 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
876 				n = atoi(optarg);
877 				if (n >= 0)
878 					tx_thresh.pthresh = (uint8_t)n;
879 				else
880 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
881 			}
882 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
883 				n = atoi(optarg);
884 				if (n >= 0)
885 					tx_thresh.hthresh = (uint8_t)n;
886 				else
887 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
888 			}
889 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
890 				n = atoi(optarg);
891 				if (n >= 0)
892 					tx_thresh.wthresh = (uint8_t)n;
893 				else
894 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
895 			}
896 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
897 				n = atoi(optarg);
898 				if (n >= 0)
899 					rx_thresh.pthresh = (uint8_t)n;
900 				else
901 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
902 			}
903 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
904 				n = atoi(optarg);
905 				if (n >= 0)
906 					rx_thresh.hthresh = (uint8_t)n;
907 				else
908 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
909 			}
910 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
911 				n = atoi(optarg);
912 				if (n >= 0)
913 					rx_thresh.wthresh = (uint8_t)n;
914 				else
915 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
916 			}
917 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
918 				n = atoi(optarg);
919 				if (n >= 0)
920 					rx_free_thresh = (uint16_t)n;
921 				else
922 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
923 			}
924 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
925 				if (parse_queue_stats_mapping_config(optarg, TX)) {
926 					rte_exit(EXIT_FAILURE,
927 						 "invalid TX queue statistics mapping config entered\n");
928 				}
929 			}
930 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
931 				if (parse_queue_stats_mapping_config(optarg, RX)) {
932 					rte_exit(EXIT_FAILURE,
933 						 "invalid RX queue statistics mapping config entered\n");
934 				}
935 			}
936 			break;
937 		case 'h':
938 			usage(argv[0]);
939 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
940 			break;
941 		default:
942 			usage(argv[0]);
943 			rte_exit(EXIT_FAILURE,
944 				 "Command line is incomplete or incorrect\n");
945 			break;
946 		}
947 	}
948 }
949