xref: /dpdk/app/test-pmd/parameters.c (revision 81ef862b51dc416217ca4ac1d0bf894a0baec9cc)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright(c) 2010-2017 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_eal.h>
62 #include <rte_per_lcore.h>
63 #include <rte_lcore.h>
64 #include <rte_atomic.h>
65 #include <rte_branch_prediction.h>
66 #include <rte_mempool.h>
67 #include <rte_interrupts.h>
68 #include <rte_pci.h>
69 #include <rte_ether.h>
70 #include <rte_ethdev.h>
71 #include <rte_string_fns.h>
72 #ifdef RTE_LIBRTE_CMDLINE
73 #include <cmdline_parse.h>
74 #include <cmdline_parse_etheraddr.h>
75 #endif
76 #ifdef RTE_LIBRTE_PMD_BOND
77 #include <rte_eth_bond.h>
78 #endif
79 #include <rte_flow.h>
80 
81 #include "testpmd.h"
82 
83 static void
84 usage(char* progname)
85 {
86 	printf("usage: %s "
87 #ifdef RTE_LIBRTE_CMDLINE
88 	       "[--interactive|-i] "
89 	       "[--cmdline-file=FILENAME] "
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 	printf("  --cmdline-file: execute cli commands before startup.\n");
108 #endif
109 	printf("  --auto-start: start forwarding on init "
110 	       "[always when non-interactive].\n");
111 	printf("  --help: display this message and quit.\n");
112 	printf("  --nb-cores=N: set the number of forwarding cores "
113 	       "(1 <= N <= %d).\n", nb_lcores);
114 	printf("  --nb-ports=N: set the number of forwarding ports "
115 	       "(1 <= N <= %d).\n", nb_ports);
116 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
117 	       "the packet forwarding test. The master lcore is reserved for "
118 	       "command line parsing only, and cannot be masked on for "
119 	       "packet forwarding.\n");
120 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
121 	       "by the packet forwarding test.\n");
122 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
123 	       "RX memory buffers (mbufs).\n");
124 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
125 	       "specify the socket on which the memory pool "
126 	       "used by the port will be allocated.\n");
127 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
128 	       "specify the socket on which the TX/RX rings for "
129 	       "the port will be allocated "
130 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
131 	printf("  --socket-num=N: set socket from which all memory is allocated "
132 	       "in NUMA mode.\n");
133 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
134 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
135 	       "in mbuf pools.\n");
136 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
137 #ifdef RTE_LIBRTE_CMDLINE
138 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
139 	       "of peer ports.\n");
140 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
141 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
142 #endif
143 	printf("  --pkt-filter-mode=N: set Flow Director mode "
144 	       "(N: none (default mode) or signature or perfect).\n");
145 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
146 	       "(N: none  or match (default) or always).\n");
147 	printf("  --pkt-filter-size=N: set Flow Director mode "
148 	       "(N: 64K (default mode) or 128K or 256K).\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 #ifdef RTE_LIBRTE_LATENCY_STATS
155 	printf("  --latencystats=N: enable latency and jitter statistcs "
156 	       "monitoring on forwarding lcore id N.\n");
157 #endif
158 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
159 	printf("  --enable-lro: enable large receive offload.\n");
160 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
161 	printf("  --disable-hw-vlan: disable hardware vlan.\n");
162 	printf("  --disable-hw-vlan-filter: disable hardware vlan filter.\n");
163 	printf("  --disable-hw-vlan-strip: disable hardware vlan strip.\n");
164 	printf("  --disable-hw-vlan-extend: disable hardware vlan extend.\n");
165 	printf("  --enable-drop-en: enable per queue packet drop.\n");
166 	printf("  --disable-rss: disable rss.\n");
167 	printf("  --port-topology=N: set port topology (N: paired (default) or "
168 	       "chained).\n");
169 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
170 	       list_pkt_forwarding_modes());
171 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
172 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
173 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
174 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
175 	printf("  --txq=N: set the number of TX queues per port to N.\n");
176 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
177 	printf("  --burst=N: set the number of packets per burst to N.\n");
178 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
179 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
180 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
181 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
182 	       "(0 <= N < value of rxd).\n");
183 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
184 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
185 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
186 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
187 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
188 	       "(0 <= N <= value of txd).\n");
189 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
190 	       "(0 <= N <= value of txd).\n");
191 	printf("  --txqflags=0xXXXXXXXX: hexadecimal bitmask of TX queue flags "
192 	       "(0 <= N <= 0x7FFFFFFF).\n");
193 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
194 	       "tx queues statistics counters mapping "
195 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
196 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
197 	       "rx queues statistics counters mapping "
198 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
199 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
200 	       " Used mainly with PCAP drivers.\n");
201 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
202 		" or total packet length.\n");
203 	printf("  --disable-link-check: disable check on link status when "
204 	       "starting/stopping ports.\n");
205 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
206 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
207 	printf("  --bitrate-stats=N: set the logical core N to perform "
208 		"bit-rate calculation.\n");
209 }
210 
211 #ifdef RTE_LIBRTE_CMDLINE
212 static int
213 init_peer_eth_addrs(char *config_filename)
214 {
215 	FILE *config_file;
216 	portid_t i;
217 	char buf[50];
218 
219 	config_file = fopen(config_filename, "r");
220 	if (config_file == NULL) {
221 		perror("Failed to open eth config file\n");
222 		return -1;
223 	}
224 
225 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
226 
227 		if (fgets(buf, sizeof(buf), config_file) == NULL)
228 			break;
229 
230 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
231 				sizeof(peer_eth_addrs[i])) < 0) {
232 			printf("Bad MAC address format on line %d\n", i+1);
233 			fclose(config_file);
234 			return -1;
235 		}
236 	}
237 	fclose(config_file);
238 	nb_peer_eth_addrs = (portid_t) i;
239 	return 0;
240 }
241 #endif
242 
243 /*
244  * Parse the coremask given as argument (hexadecimal string) and set
245  * the global configuration of forwarding cores.
246  */
247 static void
248 parse_fwd_coremask(const char *coremask)
249 {
250 	char *end;
251 	unsigned long long int cm;
252 
253 	/* parse hexadecimal string */
254 	end = NULL;
255 	cm = strtoull(coremask, &end, 16);
256 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
257 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
258 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
259 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
260 }
261 
262 /*
263  * Parse the coremask given as argument (hexadecimal string) and set
264  * the global configuration of forwarding cores.
265  */
266 static void
267 parse_fwd_portmask(const char *portmask)
268 {
269 	char *end;
270 	unsigned long long int pm;
271 
272 	/* parse hexadecimal string */
273 	end = NULL;
274 	pm = strtoull(portmask, &end, 16);
275 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
276 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
277 	else
278 		set_fwd_ports_mask((uint64_t) pm);
279 }
280 
281 
282 static int
283 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
284 {
285 	char s[256];
286 	const char *p, *p0 = q_arg;
287 	char *end;
288 	enum fieldnames {
289 		FLD_PORT = 0,
290 		FLD_QUEUE,
291 		FLD_STATS_COUNTER,
292 		_NUM_FLD
293 	};
294 	unsigned long int_fld[_NUM_FLD];
295 	char *str_fld[_NUM_FLD];
296 	int i;
297 	unsigned size;
298 
299 	/* reset from value set at definition */
300 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
301 
302 	while ((p = strchr(p0,'(')) != NULL) {
303 		++p;
304 		if((p0 = strchr(p,')')) == NULL)
305 			return -1;
306 
307 		size = p0 - p;
308 		if(size >= sizeof(s))
309 			return -1;
310 
311 		snprintf(s, sizeof(s), "%.*s", size, p);
312 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
313 			return -1;
314 		for (i = 0; i < _NUM_FLD; i++){
315 			errno = 0;
316 			int_fld[i] = strtoul(str_fld[i], &end, 0);
317 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
318 				return -1;
319 		}
320 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
321 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
322 			printf("Stats counter not in the correct range 0..%d\n",
323 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
324 			return -1;
325 		}
326 
327 		if (!is_rx) {
328 			if ((nb_tx_queue_stats_mappings >=
329 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
330 				printf("exceeded max number of TX queue "
331 						"statistics mappings: %hu\n",
332 						nb_tx_queue_stats_mappings);
333 				return -1;
334 			}
335 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
336 				(uint8_t)int_fld[FLD_PORT];
337 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
338 				(uint8_t)int_fld[FLD_QUEUE];
339 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
340 				(uint8_t)int_fld[FLD_STATS_COUNTER];
341 			++nb_tx_queue_stats_mappings;
342 		}
343 		else {
344 			if ((nb_rx_queue_stats_mappings >=
345 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
346 				printf("exceeded max number of RX queue "
347 						"statistics mappings: %hu\n",
348 						nb_rx_queue_stats_mappings);
349 				return -1;
350 			}
351 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
352 				(uint8_t)int_fld[FLD_PORT];
353 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
354 				(uint8_t)int_fld[FLD_QUEUE];
355 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
356 				(uint8_t)int_fld[FLD_STATS_COUNTER];
357 			++nb_rx_queue_stats_mappings;
358 		}
359 
360 	}
361 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
362 /* than to the default array (that was set at its definition) */
363 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
364 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
365 	return 0;
366 }
367 
368 static int
369 parse_portnuma_config(const char *q_arg)
370 {
371 	char s[256];
372 	const char *p, *p0 = q_arg;
373 	char *end;
374 	uint8_t i,port_id,socket_id;
375 	unsigned size;
376 	enum fieldnames {
377 		FLD_PORT = 0,
378 		FLD_SOCKET,
379 		_NUM_FLD
380 	};
381 	unsigned long int_fld[_NUM_FLD];
382 	char *str_fld[_NUM_FLD];
383 	portid_t pid;
384 
385 	/* reset from value set at definition */
386 	while ((p = strchr(p0,'(')) != NULL) {
387 		++p;
388 		if((p0 = strchr(p,')')) == NULL)
389 			return -1;
390 
391 		size = p0 - p;
392 		if(size >= sizeof(s))
393 			return -1;
394 
395 		snprintf(s, sizeof(s), "%.*s", size, p);
396 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
397 			return -1;
398 		for (i = 0; i < _NUM_FLD; i++) {
399 			errno = 0;
400 			int_fld[i] = strtoul(str_fld[i], &end, 0);
401 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
402 				return -1;
403 		}
404 		port_id = (uint8_t)int_fld[FLD_PORT];
405 		if (port_id_is_invalid(port_id, ENABLED_WARN)) {
406 			printf("Valid port range is [0");
407 			RTE_ETH_FOREACH_DEV(pid)
408 				printf(", %d", pid);
409 			printf("]\n");
410 			return -1;
411 		}
412 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
413 		if(socket_id >= max_socket) {
414 			printf("Invalid socket id, range is [0, %d]\n",
415 				 max_socket - 1);
416 			return -1;
417 		}
418 		port_numa[port_id] = socket_id;
419 	}
420 
421 	return 0;
422 }
423 
424 static int
425 parse_ringnuma_config(const char *q_arg)
426 {
427 	char s[256];
428 	const char *p, *p0 = q_arg;
429 	char *end;
430 	uint8_t i,port_id,ring_flag,socket_id;
431 	unsigned size;
432 	enum fieldnames {
433 		FLD_PORT = 0,
434 		FLD_FLAG,
435 		FLD_SOCKET,
436 		_NUM_FLD
437 	};
438 	unsigned long int_fld[_NUM_FLD];
439 	char *str_fld[_NUM_FLD];
440 	portid_t pid;
441 	#define RX_RING_ONLY 0x1
442 	#define TX_RING_ONLY 0x2
443 	#define RXTX_RING    0x3
444 
445 	/* reset from value set at definition */
446 	while ((p = strchr(p0,'(')) != NULL) {
447 		++p;
448 		if((p0 = strchr(p,')')) == NULL)
449 			return -1;
450 
451 		size = p0 - p;
452 		if(size >= sizeof(s))
453 			return -1;
454 
455 		snprintf(s, sizeof(s), "%.*s", size, p);
456 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
457 			return -1;
458 		for (i = 0; i < _NUM_FLD; i++) {
459 			errno = 0;
460 			int_fld[i] = strtoul(str_fld[i], &end, 0);
461 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
462 				return -1;
463 		}
464 		port_id = (uint8_t)int_fld[FLD_PORT];
465 		if (port_id_is_invalid(port_id, ENABLED_WARN)) {
466 			printf("Valid port range is [0");
467 			RTE_ETH_FOREACH_DEV(pid)
468 				printf(", %d", pid);
469 			printf("]\n");
470 			return -1;
471 		}
472 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
473 		if (socket_id >= max_socket) {
474 			printf("Invalid socket id, range is [0, %d]\n",
475 				max_socket - 1);
476 			return -1;
477 		}
478 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
479 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
480 			printf("Invalid ring-flag=%d config for port =%d\n",
481 				ring_flag,port_id);
482 			return -1;
483 		}
484 
485 		switch (ring_flag & RXTX_RING) {
486 		case RX_RING_ONLY:
487 			rxring_numa[port_id] = socket_id;
488 			break;
489 		case TX_RING_ONLY:
490 			txring_numa[port_id] = socket_id;
491 			break;
492 		case RXTX_RING:
493 			rxring_numa[port_id] = socket_id;
494 			txring_numa[port_id] = socket_id;
495 			break;
496 		default:
497 			printf("Invalid ring-flag=%d config for port=%d\n",
498 				ring_flag,port_id);
499 			break;
500 		}
501 	}
502 
503 	return 0;
504 }
505 
506 void
507 launch_args_parse(int argc, char** argv)
508 {
509 	int n, opt;
510 	char **argvopt;
511 	int opt_idx;
512 	enum { TX, RX };
513 
514 	static struct option lgopts[] = {
515 		{ "help",			0, 0, 0 },
516 #ifdef RTE_LIBRTE_CMDLINE
517 		{ "interactive",		0, 0, 0 },
518 		{ "cmdline-file",		1, 0, 0 },
519 		{ "auto-start",			0, 0, 0 },
520 		{ "eth-peers-configfile",	1, 0, 0 },
521 		{ "eth-peer",			1, 0, 0 },
522 #endif
523 		{ "ports",			1, 0, 0 },
524 		{ "nb-cores",			1, 0, 0 },
525 		{ "nb-ports",			1, 0, 0 },
526 		{ "coremask",			1, 0, 0 },
527 		{ "portmask",			1, 0, 0 },
528 		{ "numa",			0, 0, 0 },
529 		{ "no-numa",			0, 0, 0 },
530 		{ "mp-anon",			0, 0, 0 },
531 		{ "port-numa-config",           1, 0, 0 },
532 		{ "ring-numa-config",           1, 0, 0 },
533 		{ "socket-num",			1, 0, 0 },
534 		{ "mbuf-size",			1, 0, 0 },
535 		{ "total-num-mbufs",		1, 0, 0 },
536 		{ "max-pkt-len",		1, 0, 0 },
537 		{ "pkt-filter-mode",            1, 0, 0 },
538 		{ "pkt-filter-report-hash",     1, 0, 0 },
539 		{ "pkt-filter-size",            1, 0, 0 },
540 		{ "pkt-filter-drop-queue",      1, 0, 0 },
541 #ifdef RTE_LIBRTE_LATENCY_STATS
542 		{ "latencystats",               1, 0, 0 },
543 #endif
544 #ifdef RTE_LIBRTE_BITRATE
545 		{ "bitrate-stats",              1, 0, 0 },
546 #endif
547 		{ "disable-crc-strip",          0, 0, 0 },
548 		{ "enable-lro",                 0, 0, 0 },
549 		{ "enable-rx-cksum",            0, 0, 0 },
550 		{ "enable-scatter",             0, 0, 0 },
551 		{ "disable-hw-vlan",            0, 0, 0 },
552 		{ "disable-hw-vlan-filter",     0, 0, 0 },
553 		{ "disable-hw-vlan-strip",      0, 0, 0 },
554 		{ "disable-hw-vlan-extend",     0, 0, 0 },
555 		{ "enable-drop-en",            0, 0, 0 },
556 		{ "disable-rss",                0, 0, 0 },
557 		{ "port-topology",              1, 0, 0 },
558 		{ "forward-mode",               1, 0, 0 },
559 		{ "rss-ip",			0, 0, 0 },
560 		{ "rss-udp",			0, 0, 0 },
561 		{ "rxq",			1, 0, 0 },
562 		{ "txq",			1, 0, 0 },
563 		{ "rxd",			1, 0, 0 },
564 		{ "txd",			1, 0, 0 },
565 		{ "burst",			1, 0, 0 },
566 		{ "mbcache",			1, 0, 0 },
567 		{ "txpt",			1, 0, 0 },
568 		{ "txht",			1, 0, 0 },
569 		{ "txwt",			1, 0, 0 },
570 		{ "txfreet",			1, 0, 0 },
571 		{ "txrst",			1, 0, 0 },
572 		{ "txqflags",			1, 0, 0 },
573 		{ "rxpt",			1, 0, 0 },
574 		{ "rxht",			1, 0, 0 },
575 		{ "rxwt",			1, 0, 0 },
576 		{ "rxfreet",                    1, 0, 0 },
577 		{ "tx-queue-stats-mapping",	1, 0, 0 },
578 		{ "rx-queue-stats-mapping",	1, 0, 0 },
579 		{ "no-flush-rx",	0, 0, 0 },
580 		{ "txpkts",			1, 0, 0 },
581 		{ "disable-link-check",		0, 0, 0 },
582 		{ "no-lsc-interrupt",		0, 0, 0 },
583 		{ "no-rmv-interrupt",		0, 0, 0 },
584 		{ 0, 0, 0, 0 },
585 	};
586 
587 	argvopt = argv;
588 
589 #ifdef RTE_LIBRTE_CMDLINE
590 #define SHORTOPTS "i"
591 #else
592 #define SHORTOPTS ""
593 #endif
594 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
595 				 lgopts, &opt_idx)) != EOF) {
596 		switch (opt) {
597 #ifdef RTE_LIBRTE_CMDLINE
598 		case 'i':
599 			printf("Interactive-mode selected\n");
600 			interactive = 1;
601 			break;
602 #endif
603 		case 'a':
604 			printf("Auto-start selected\n");
605 			auto_start = 1;
606 			break;
607 
608 		case 0: /*long options */
609 			if (!strcmp(lgopts[opt_idx].name, "help")) {
610 				usage(argv[0]);
611 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
612 			}
613 #ifdef RTE_LIBRTE_CMDLINE
614 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
615 				printf("Interactive-mode selected\n");
616 				interactive = 1;
617 			}
618 			if (!strcmp(lgopts[opt_idx].name, "cmdline-file")) {
619 				printf("CLI commands to be read from %s\n",
620 				       optarg);
621 				snprintf(cmdline_filename,
622 					 sizeof(cmdline_filename), "%s",
623 					 optarg);
624 			}
625 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
626 				printf("Auto-start selected\n");
627 				auto_start = 1;
628 			}
629 			if (!strcmp(lgopts[opt_idx].name,
630 				    "eth-peers-configfile")) {
631 				if (init_peer_eth_addrs(optarg) != 0)
632 					rte_exit(EXIT_FAILURE,
633 						 "Cannot open logfile\n");
634 			}
635 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
636 				char *port_end;
637 				uint8_t c, peer_addr[6];
638 
639 				errno = 0;
640 				n = strtoul(optarg, &port_end, 10);
641 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
642 					rte_exit(EXIT_FAILURE,
643 						 "Invalid eth-peer: %s", optarg);
644 				if (n >= RTE_MAX_ETHPORTS)
645 					rte_exit(EXIT_FAILURE,
646 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
647 						 n, RTE_MAX_ETHPORTS);
648 
649 				if (cmdline_parse_etheraddr(NULL, port_end,
650 						&peer_addr, sizeof(peer_addr)) < 0)
651 					rte_exit(EXIT_FAILURE,
652 						 "Invalid ethernet address: %s\n",
653 						 port_end);
654 				for (c = 0; c < 6; c++)
655 					peer_eth_addrs[n].addr_bytes[c] =
656 						peer_addr[c];
657 				nb_peer_eth_addrs++;
658 			}
659 #endif
660 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
661 				n = atoi(optarg);
662 				if (n > 0 && n <= nb_ports)
663 					nb_fwd_ports = (uint8_t) n;
664 				else
665 					rte_exit(EXIT_FAILURE,
666 						 "Invalid port %d\n", n);
667 			}
668 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
669 				n = atoi(optarg);
670 				if (n > 0 && n <= nb_lcores)
671 					nb_fwd_lcores = (uint8_t) n;
672 				else
673 					rte_exit(EXIT_FAILURE,
674 						 "nb-cores should be > 0 and <= %d\n",
675 						 nb_lcores);
676 			}
677 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
678 				parse_fwd_coremask(optarg);
679 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
680 				parse_fwd_portmask(optarg);
681 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
682 				numa_support = 0;
683 			if (!strcmp(lgopts[opt_idx].name, "numa")) {
684 				numa_support = 1;
685 				memset(port_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
686 				memset(rxring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
687 				memset(txring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
688 			}
689 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
690 				mp_anon = 1;
691 			}
692 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
693 				if (parse_portnuma_config(optarg))
694 					rte_exit(EXIT_FAILURE,
695 					   "invalid port-numa configuration\n");
696 			}
697 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
698 				if (parse_ringnuma_config(optarg))
699 					rte_exit(EXIT_FAILURE,
700 					   "invalid ring-numa configuration\n");
701 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
702 				n = atoi(optarg);
703 				if((uint8_t)n < max_socket)
704 					socket_num = (uint8_t)n;
705 				else
706 					rte_exit(EXIT_FAILURE,
707 						"The socket number should be < %d\n",
708 						max_socket);
709 			}
710 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
711 				n = atoi(optarg);
712 				if (n > 0 && n <= 0xFFFF)
713 					mbuf_data_size = (uint16_t) n;
714 				else
715 					rte_exit(EXIT_FAILURE,
716 						 "mbuf-size should be > 0 and < 65536\n");
717 			}
718 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
719 				n = atoi(optarg);
720 				if (n > 1024)
721 					param_total_num_mbufs = (unsigned)n;
722 				else
723 					rte_exit(EXIT_FAILURE,
724 						 "total-num-mbufs should be > 1024\n");
725 			}
726 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
727 				n = atoi(optarg);
728 				if (n >= ETHER_MIN_LEN) {
729 					rx_mode.max_rx_pkt_len = (uint32_t) n;
730 					if (n > ETHER_MAX_LEN)
731 					    rx_mode.jumbo_frame = 1;
732 				} else
733 					rte_exit(EXIT_FAILURE,
734 						 "Invalid max-pkt-len=%d - should be > %d\n",
735 						 n, ETHER_MIN_LEN);
736 			}
737 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
738 				if (!strcmp(optarg, "signature"))
739 					fdir_conf.mode =
740 						RTE_FDIR_MODE_SIGNATURE;
741 				else if (!strcmp(optarg, "perfect"))
742 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
743 				else if (!strcmp(optarg, "perfect-mac-vlan"))
744 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
745 				else if (!strcmp(optarg, "perfect-tunnel"))
746 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
747 				else if (!strcmp(optarg, "none"))
748 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
749 				else
750 					rte_exit(EXIT_FAILURE,
751 						 "pkt-mode-invalid %s invalid - must be: "
752 						 "none, signature, perfect, perfect-mac-vlan"
753 						 " or perfect-tunnel\n",
754 						 optarg);
755 			}
756 			if (!strcmp(lgopts[opt_idx].name,
757 				    "pkt-filter-report-hash")) {
758 				if (!strcmp(optarg, "none"))
759 					fdir_conf.status =
760 						RTE_FDIR_NO_REPORT_STATUS;
761 				else if (!strcmp(optarg, "match"))
762 					fdir_conf.status =
763 						RTE_FDIR_REPORT_STATUS;
764 				else if (!strcmp(optarg, "always"))
765 					fdir_conf.status =
766 						RTE_FDIR_REPORT_STATUS_ALWAYS;
767 				else
768 					rte_exit(EXIT_FAILURE,
769 						 "pkt-filter-report-hash %s invalid "
770 						 "- must be: none or match or always\n",
771 						 optarg);
772 			}
773 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
774 				if (!strcmp(optarg, "64K"))
775 					fdir_conf.pballoc =
776 						RTE_FDIR_PBALLOC_64K;
777 				else if (!strcmp(optarg, "128K"))
778 					fdir_conf.pballoc =
779 						RTE_FDIR_PBALLOC_128K;
780 				else if (!strcmp(optarg, "256K"))
781 					fdir_conf.pballoc =
782 						RTE_FDIR_PBALLOC_256K;
783 				else
784 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
785 						 " must be: 64K or 128K or 256K\n",
786 						 optarg);
787 			}
788 			if (!strcmp(lgopts[opt_idx].name,
789 				    "pkt-filter-drop-queue")) {
790 				n = atoi(optarg);
791 				if (n >= 0)
792 					fdir_conf.drop_queue = (uint8_t) n;
793 				else
794 					rte_exit(EXIT_FAILURE,
795 						 "drop queue %d invalid - must"
796 						 "be >= 0 \n", n);
797 			}
798 #ifdef RTE_LIBRTE_LATENCY_STATS
799 			if (!strcmp(lgopts[opt_idx].name,
800 				    "latencystats")) {
801 				n = atoi(optarg);
802 				if (n >= 0) {
803 					latencystats_lcore_id = (lcoreid_t) n;
804 					latencystats_enabled = 1;
805 				} else
806 					rte_exit(EXIT_FAILURE,
807 						 "invalid lcore id %d for latencystats"
808 						 " must be >= 0\n", n);
809 			}
810 #endif
811 #ifdef RTE_LIBRTE_BITRATE
812 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
813 				n = atoi(optarg);
814 				if (n >= 0) {
815 					bitrate_lcore_id = (lcoreid_t) n;
816 					bitrate_enabled = 1;
817 				} else
818 					rte_exit(EXIT_FAILURE,
819 						 "invalid lcore id %d for bitrate stats"
820 						 " must be >= 0\n", n);
821 			}
822 #endif
823 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
824 				rx_mode.hw_strip_crc = 0;
825 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
826 				rx_mode.enable_lro = 1;
827 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
828 				rx_mode.enable_scatter = 1;
829 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
830 				rx_mode.hw_ip_checksum = 1;
831 
832 			if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan")) {
833 				rx_mode.hw_vlan_filter = 0;
834 				rx_mode.hw_vlan_strip  = 0;
835 				rx_mode.hw_vlan_extend = 0;
836 			}
837 
838 			if (!strcmp(lgopts[opt_idx].name,
839 					"disable-hw-vlan-filter"))
840 				rx_mode.hw_vlan_filter = 0;
841 
842 			if (!strcmp(lgopts[opt_idx].name,
843 					"disable-hw-vlan-strip"))
844 				rx_mode.hw_vlan_strip  = 0;
845 
846 			if (!strcmp(lgopts[opt_idx].name,
847 					"disable-hw-vlan-extend"))
848 				rx_mode.hw_vlan_extend = 0;
849 
850 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
851 				rx_drop_en = 1;
852 
853 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
854 				rss_hf = 0;
855 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
856 				if (!strcmp(optarg, "paired"))
857 					port_topology = PORT_TOPOLOGY_PAIRED;
858 				else if (!strcmp(optarg, "chained"))
859 					port_topology = PORT_TOPOLOGY_CHAINED;
860 				else if (!strcmp(optarg, "loop"))
861 					port_topology = PORT_TOPOLOGY_LOOP;
862 				else
863 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
864 						 " must be: paired or chained \n",
865 						 optarg);
866 			}
867 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
868 				set_pkt_forwarding_mode(optarg);
869 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
870 				rss_hf = ETH_RSS_IP;
871 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
872 				rss_hf = ETH_RSS_UDP;
873 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
874 				n = atoi(optarg);
875 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
876 					nb_rxq = (queueid_t) n;
877 				else
878 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
879 						  " >= 0 && <= %d\n", n,
880 						  (int) MAX_QUEUE_ID);
881 			}
882 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
883 				n = atoi(optarg);
884 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
885 					nb_txq = (queueid_t) n;
886 				else
887 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
888 						  " >= 0 && <= %d\n", n,
889 						  (int) MAX_QUEUE_ID);
890 			}
891 			if (!nb_rxq && !nb_txq) {
892 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
893 						"be non-zero\n");
894 			}
895 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
896 				n = atoi(optarg);
897 				if ((n >= 1) && (n <= MAX_PKT_BURST))
898 					nb_pkt_per_burst = (uint16_t) n;
899 				else
900 					rte_exit(EXIT_FAILURE,
901 						 "burst must >= 1 and <= %d]",
902 						 MAX_PKT_BURST);
903 			}
904 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
905 				n = atoi(optarg);
906 				if ((n >= 0) &&
907 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
908 					mb_mempool_cache = (uint16_t) n;
909 				else
910 					rte_exit(EXIT_FAILURE,
911 						 "mbcache must be >= 0 and <= %d\n",
912 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
913 			}
914 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
915 				n = atoi(optarg);
916 				if (n >= 0)
917 					tx_free_thresh = (int16_t)n;
918 				else
919 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
920 			}
921 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
922 				n = atoi(optarg);
923 				if (n >= 0)
924 					tx_rs_thresh = (int16_t)n;
925 				else
926 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
927 			}
928 			if (!strcmp(lgopts[opt_idx].name, "txqflags")) {
929 				char *end = NULL;
930 				n = strtoul(optarg, &end, 16);
931 				if (n >= 0)
932 					txq_flags = (int32_t)n;
933 				else
934 					rte_exit(EXIT_FAILURE,
935 						 "txqflags must be >= 0\n");
936 			}
937 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
938 				n = atoi(optarg);
939 				if (n > 0) {
940 					if (rx_free_thresh >= n)
941 						rte_exit(EXIT_FAILURE,
942 							 "rxd must be > "
943 							 "rx_free_thresh(%d)\n",
944 							 (int)rx_free_thresh);
945 					else
946 						nb_rxd = (uint16_t) n;
947 				} else
948 					rte_exit(EXIT_FAILURE,
949 						 "rxd(%d) invalid - must be > 0\n",
950 						 n);
951 			}
952 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
953 				n = atoi(optarg);
954 				if (n > 0)
955 					nb_txd = (uint16_t) n;
956 				else
957 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
958 			}
959 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
960 				n = atoi(optarg);
961 				if (n >= 0)
962 					tx_pthresh = (int8_t)n;
963 				else
964 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
965 			}
966 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
967 				n = atoi(optarg);
968 				if (n >= 0)
969 					tx_hthresh = (int8_t)n;
970 				else
971 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
972 			}
973 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
974 				n = atoi(optarg);
975 				if (n >= 0)
976 					tx_wthresh = (int8_t)n;
977 				else
978 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
979 			}
980 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
981 				n = atoi(optarg);
982 				if (n >= 0)
983 					rx_pthresh = (int8_t)n;
984 				else
985 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
986 			}
987 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
988 				n = atoi(optarg);
989 				if (n >= 0)
990 					rx_hthresh = (int8_t)n;
991 				else
992 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
993 			}
994 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
995 				n = atoi(optarg);
996 				if (n >= 0)
997 					rx_wthresh = (int8_t)n;
998 				else
999 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
1000 			}
1001 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
1002 				n = atoi(optarg);
1003 				if (n >= 0)
1004 					rx_free_thresh = (int16_t)n;
1005 				else
1006 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
1007 			}
1008 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
1009 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1010 					rte_exit(EXIT_FAILURE,
1011 						 "invalid TX queue statistics mapping config entered\n");
1012 				}
1013 			}
1014 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1015 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1016 					rte_exit(EXIT_FAILURE,
1017 						 "invalid RX queue statistics mapping config entered\n");
1018 				}
1019 			}
1020 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1021 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1022 				unsigned int nb_segs;
1023 
1024 				nb_segs = parse_item_list(optarg, "txpkt segments",
1025 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1026 				if (nb_segs > 0)
1027 					set_tx_pkt_segments(seg_lengths, nb_segs);
1028 				else
1029 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1030 			}
1031 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1032 				no_flush_rx = 1;
1033 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1034 				no_link_check = 1;
1035 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1036 				lsc_interrupt = 0;
1037 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1038 				rmv_interrupt = 0;
1039 
1040 			break;
1041 		case 'h':
1042 			usage(argv[0]);
1043 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1044 			break;
1045 		default:
1046 			usage(argv[0]);
1047 			rte_exit(EXIT_FAILURE,
1048 				 "Command line is incomplete or incorrect\n");
1049 			break;
1050 		}
1051 	}
1052 }
1053