xref: /dpdk/app/test-pmd/parameters.c (revision e25e6c70fb56aebc114f32ef4563163b43d168b1)
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 #endif
90 	       "[--help|-h] | [--auto-start|-a] | ["
91 	       "--coremask=COREMASK --portmask=PORTMASK --numa "
92 	       "--mbuf-size= | --total-num-mbufs= | "
93 	       "--nb-cores= | --nb-ports= | "
94 #ifdef RTE_LIBRTE_CMDLINE
95 	       "--eth-peers-configfile= | "
96 	       "--eth-peer=X,M:M:M:M:M:M | "
97 #endif
98 	       "--pkt-filter-mode= |"
99 	       "--rss-ip | --rss-udp | "
100 	       "--rxpt= | --rxht= | --rxwt= | --rxfreet= | "
101 	       "--txpt= | --txht= | --txwt= | --txfreet= | "
102 	       "--txrst= | --txqflags= ]\n",
103 	       progname);
104 #ifdef RTE_LIBRTE_CMDLINE
105 	printf("  --interactive: run in interactive mode.\n");
106 #endif
107 	printf("  --auto-start: start forwarding on init "
108 	       "[always when non-interactive].\n");
109 	printf("  --help: display this message and quit.\n");
110 	printf("  --nb-cores=N: set the number of forwarding cores "
111 	       "(1 <= N <= %d).\n", nb_lcores);
112 	printf("  --nb-ports=N: set the number of forwarding ports "
113 	       "(1 <= N <= %d).\n", nb_ports);
114 	printf("  --coremask=COREMASK: hexadecimal bitmask of cores running "
115 	       "the packet forwarding test. The master lcore is reserved for "
116 	       "command line parsing only, and cannot be masked on for "
117 	       "packet forwarding.\n");
118 	printf("  --portmask=PORTMASK: hexadecimal bitmask of ports used "
119 	       "by the packet forwarding test.\n");
120 	printf("  --numa: enable NUMA-aware allocation of RX/TX rings and of "
121 	       "RX memory buffers (mbufs).\n");
122 	printf("  --port-numa-config=(port,socket)[,(port,socket)]: "
123 	       "specify the socket on which the memory pool "
124 	       "used by the port will be allocated.\n");
125 	printf("  --ring-numa-config=(port,flag,socket)[,(port,flag,socket)]: "
126 	       "specify the socket on which the TX/RX rings for "
127 	       "the port will be allocated "
128 	       "(flag: 1 for RX; 2 for TX; 3 for RX and TX).\n");
129 	printf("  --socket-num=N: set socket from which all memory is allocated "
130 	       "in NUMA mode.\n");
131 	printf("  --mbuf-size=N: set the data size of mbuf to N bytes.\n");
132 	printf("  --total-num-mbufs=N: set the number of mbufs to be allocated "
133 	       "in mbuf pools.\n");
134 	printf("  --max-pkt-len=N: set the maximum size of packet to N bytes.\n");
135 #ifdef RTE_LIBRTE_CMDLINE
136 	printf("  --eth-peers-configfile=name: config file with ethernet addresses "
137 	       "of peer ports.\n");
138 	printf("  --eth-peer=X,M:M:M:M:M:M: set the MAC address of the X peer "
139 	       "port (0 <= X < %d).\n", RTE_MAX_ETHPORTS);
140 #endif
141 	printf("  --pkt-filter-mode=N: set Flow Director mode "
142 	       "(N: none (default mode) or signature or perfect).\n");
143 	printf("  --pkt-filter-report-hash=N: set Flow Director report mode "
144 	       "(N: none  or match (default) or always).\n");
145 	printf("  --pkt-filter-size=N: set Flow Director mode "
146 	       "(N: 64K (default mode) or 128K or 256K).\n");
147 	printf("  --pkt-filter-drop-queue=N: set drop-queue. "
148 	       "In perfect mode, when you add a rule with queue = -1 "
149 	       "the packet will be enqueued into the rx drop-queue. "
150 	       "If the drop-queue doesn't exist, the packet is dropped. "
151 	       "By default drop-queue=127.\n");
152 #ifdef RTE_LIBRTE_LATENCY_STATS
153 	printf("  --latencystats=N: enable latency and jitter statistcs "
154 	       "monitoring on forwarding lcore id N.\n");
155 #endif
156 	printf("  --disable-crc-strip: disable CRC stripping by hardware.\n");
157 	printf("  --enable-lro: enable large receive offload.\n");
158 	printf("  --enable-rx-cksum: enable rx hardware checksum offload.\n");
159 	printf("  --disable-hw-vlan: disable hardware vlan.\n");
160 	printf("  --disable-hw-vlan-filter: disable hardware vlan filter.\n");
161 	printf("  --disable-hw-vlan-strip: disable hardware vlan strip.\n");
162 	printf("  --disable-hw-vlan-extend: disable hardware vlan extend.\n");
163 	printf("  --enable-drop-en: enable per queue packet drop.\n");
164 	printf("  --disable-rss: disable rss.\n");
165 	printf("  --port-topology=N: set port topology (N: paired (default) or "
166 	       "chained).\n");
167 	printf("  --forward-mode=N: set forwarding mode (N: %s).\n",
168 	       list_pkt_forwarding_modes());
169 	printf("  --rss-ip: set RSS functions to IPv4/IPv6 only .\n");
170 	printf("  --rss-udp: set RSS functions to IPv4/IPv6 + UDP.\n");
171 	printf("  --rxq=N: set the number of RX queues per port to N.\n");
172 	printf("  --rxd=N: set the number of descriptors in RX rings to N.\n");
173 	printf("  --txq=N: set the number of TX queues per port to N.\n");
174 	printf("  --txd=N: set the number of descriptors in TX rings to N.\n");
175 	printf("  --burst=N: set the number of packets per burst to N.\n");
176 	printf("  --mbcache=N: set the cache of mbuf memory pool to N.\n");
177 	printf("  --rxpt=N: set prefetch threshold register of RX rings to N.\n");
178 	printf("  --rxht=N: set the host threshold register of RX rings to N.\n");
179 	printf("  --rxfreet=N: set the free threshold of RX descriptors to N "
180 	       "(0 <= N < value of rxd).\n");
181 	printf("  --rxwt=N: set the write-back threshold register of RX rings to N.\n");
182 	printf("  --txpt=N: set the prefetch threshold register of TX rings to N.\n");
183 	printf("  --txht=N: set the nhost threshold register of TX rings to N.\n");
184 	printf("  --txwt=N: set the write-back threshold register of TX rings to N.\n");
185 	printf("  --txfreet=N: set the transmit free threshold of TX rings to N "
186 	       "(0 <= N <= value of txd).\n");
187 	printf("  --txrst=N: set the transmit RS bit threshold of TX rings to N "
188 	       "(0 <= N <= value of txd).\n");
189 	printf("  --txqflags=0xXXXXXXXX: hexadecimal bitmask of TX queue flags "
190 	       "(0 <= N <= 0x7FFFFFFF).\n");
191 	printf("  --tx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
192 	       "tx queues statistics counters mapping "
193 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
194 	printf("  --rx-queue-stats-mapping=(port,queue,mapping)[,(port,queue,mapping]: "
195 	       "rx queues statistics counters mapping "
196 	       "(0 <= mapping <= %d).\n", RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
197 	printf("  --no-flush-rx: Don't flush RX streams before forwarding."
198 	       " Used mainly with PCAP drivers.\n");
199 	printf("  --txpkts=X[,Y]*: set TX segment sizes"
200 		" or total packet length.\n");
201 	printf("  --disable-link-check: disable check on link status when "
202 	       "starting/stopping ports.\n");
203 	printf("  --no-lsc-interrupt: disable link status change interrupt.\n");
204 	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
205 	printf("  --bitrate-stats=N: set the logical core N to perform "
206 		"bit-rate calculation.\n");
207 }
208 
209 #ifdef RTE_LIBRTE_CMDLINE
210 static int
211 init_peer_eth_addrs(char *config_filename)
212 {
213 	FILE *config_file;
214 	portid_t i;
215 	char buf[50];
216 
217 	config_file = fopen(config_filename, "r");
218 	if (config_file == NULL) {
219 		perror("Failed to open eth config file\n");
220 		return -1;
221 	}
222 
223 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
224 
225 		if (fgets(buf, sizeof(buf), config_file) == NULL)
226 			break;
227 
228 		if (cmdline_parse_etheraddr(NULL, buf, &peer_eth_addrs[i],
229 				sizeof(peer_eth_addrs[i])) < 0) {
230 			printf("Bad MAC address format on line %d\n", i+1);
231 			fclose(config_file);
232 			return -1;
233 		}
234 	}
235 	fclose(config_file);
236 	nb_peer_eth_addrs = (portid_t) i;
237 	return 0;
238 }
239 #endif
240 
241 /*
242  * Parse the coremask given as argument (hexadecimal string) and set
243  * the global configuration of forwarding cores.
244  */
245 static void
246 parse_fwd_coremask(const char *coremask)
247 {
248 	char *end;
249 	unsigned long long int cm;
250 
251 	/* parse hexadecimal string */
252 	end = NULL;
253 	cm = strtoull(coremask, &end, 16);
254 	if ((coremask[0] == '\0') || (end == NULL) || (*end != '\0'))
255 		rte_exit(EXIT_FAILURE, "Invalid fwd core mask\n");
256 	else if (set_fwd_lcores_mask((uint64_t) cm) < 0)
257 		rte_exit(EXIT_FAILURE, "coremask is not valid\n");
258 }
259 
260 /*
261  * Parse the coremask given as argument (hexadecimal string) and set
262  * the global configuration of forwarding cores.
263  */
264 static void
265 parse_fwd_portmask(const char *portmask)
266 {
267 	char *end;
268 	unsigned long long int pm;
269 
270 	/* parse hexadecimal string */
271 	end = NULL;
272 	pm = strtoull(portmask, &end, 16);
273 	if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
274 		rte_exit(EXIT_FAILURE, "Invalid fwd port mask\n");
275 	else
276 		set_fwd_ports_mask((uint64_t) pm);
277 }
278 
279 
280 static int
281 parse_queue_stats_mapping_config(const char *q_arg, int is_rx)
282 {
283 	char s[256];
284 	const char *p, *p0 = q_arg;
285 	char *end;
286 	enum fieldnames {
287 		FLD_PORT = 0,
288 		FLD_QUEUE,
289 		FLD_STATS_COUNTER,
290 		_NUM_FLD
291 	};
292 	unsigned long int_fld[_NUM_FLD];
293 	char *str_fld[_NUM_FLD];
294 	int i;
295 	unsigned size;
296 
297 	/* reset from value set at definition */
298 	is_rx ? (nb_rx_queue_stats_mappings = 0) : (nb_tx_queue_stats_mappings = 0);
299 
300 	while ((p = strchr(p0,'(')) != NULL) {
301 		++p;
302 		if((p0 = strchr(p,')')) == NULL)
303 			return -1;
304 
305 		size = p0 - p;
306 		if(size >= sizeof(s))
307 			return -1;
308 
309 		snprintf(s, sizeof(s), "%.*s", size, p);
310 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
311 			return -1;
312 		for (i = 0; i < _NUM_FLD; i++){
313 			errno = 0;
314 			int_fld[i] = strtoul(str_fld[i], &end, 0);
315 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
316 				return -1;
317 		}
318 		/* Check mapping field is in correct range (0..RTE_ETHDEV_QUEUE_STAT_CNTRS-1) */
319 		if (int_fld[FLD_STATS_COUNTER] >= RTE_ETHDEV_QUEUE_STAT_CNTRS) {
320 			printf("Stats counter not in the correct range 0..%d\n",
321 					RTE_ETHDEV_QUEUE_STAT_CNTRS - 1);
322 			return -1;
323 		}
324 
325 		if (!is_rx) {
326 			if ((nb_tx_queue_stats_mappings >=
327 						MAX_TX_QUEUE_STATS_MAPPINGS)) {
328 				printf("exceeded max number of TX queue "
329 						"statistics mappings: %hu\n",
330 						nb_tx_queue_stats_mappings);
331 				return -1;
332 			}
333 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].port_id =
334 				(uint8_t)int_fld[FLD_PORT];
335 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].queue_id =
336 				(uint8_t)int_fld[FLD_QUEUE];
337 			tx_queue_stats_mappings_array[nb_tx_queue_stats_mappings].stats_counter_id =
338 				(uint8_t)int_fld[FLD_STATS_COUNTER];
339 			++nb_tx_queue_stats_mappings;
340 		}
341 		else {
342 			if ((nb_rx_queue_stats_mappings >=
343 						MAX_RX_QUEUE_STATS_MAPPINGS)) {
344 				printf("exceeded max number of RX queue "
345 						"statistics mappings: %hu\n",
346 						nb_rx_queue_stats_mappings);
347 				return -1;
348 			}
349 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].port_id =
350 				(uint8_t)int_fld[FLD_PORT];
351 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].queue_id =
352 				(uint8_t)int_fld[FLD_QUEUE];
353 			rx_queue_stats_mappings_array[nb_rx_queue_stats_mappings].stats_counter_id =
354 				(uint8_t)int_fld[FLD_STATS_COUNTER];
355 			++nb_rx_queue_stats_mappings;
356 		}
357 
358 	}
359 /* Reassign the rx/tx_queue_stats_mappings pointer to point to this newly populated array rather */
360 /* than to the default array (that was set at its definition) */
361 	is_rx ? (rx_queue_stats_mappings = rx_queue_stats_mappings_array) :
362 		(tx_queue_stats_mappings = tx_queue_stats_mappings_array);
363 	return 0;
364 }
365 
366 static int
367 parse_portnuma_config(const char *q_arg)
368 {
369 	char s[256];
370 	const char *p, *p0 = q_arg;
371 	char *end;
372 	uint8_t i,port_id,socket_id;
373 	unsigned size;
374 	enum fieldnames {
375 		FLD_PORT = 0,
376 		FLD_SOCKET,
377 		_NUM_FLD
378 	};
379 	unsigned long int_fld[_NUM_FLD];
380 	char *str_fld[_NUM_FLD];
381 	portid_t pid;
382 
383 	/* reset from value set at definition */
384 	while ((p = strchr(p0,'(')) != NULL) {
385 		++p;
386 		if((p0 = strchr(p,')')) == NULL)
387 			return -1;
388 
389 		size = p0 - p;
390 		if(size >= sizeof(s))
391 			return -1;
392 
393 		snprintf(s, sizeof(s), "%.*s", size, p);
394 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
395 			return -1;
396 		for (i = 0; i < _NUM_FLD; i++) {
397 			errno = 0;
398 			int_fld[i] = strtoul(str_fld[i], &end, 0);
399 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
400 				return -1;
401 		}
402 		port_id = (uint8_t)int_fld[FLD_PORT];
403 		if (port_id_is_invalid(port_id, ENABLED_WARN)) {
404 			printf("Valid port range is [0");
405 			RTE_ETH_FOREACH_DEV(pid)
406 				printf(", %d", pid);
407 			printf("]\n");
408 			return -1;
409 		}
410 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
411 		if(socket_id >= max_socket) {
412 			printf("Invalid socket id, range is [0, %d]\n",
413 				 max_socket - 1);
414 			return -1;
415 		}
416 		port_numa[port_id] = socket_id;
417 	}
418 
419 	return 0;
420 }
421 
422 static int
423 parse_ringnuma_config(const char *q_arg)
424 {
425 	char s[256];
426 	const char *p, *p0 = q_arg;
427 	char *end;
428 	uint8_t i,port_id,ring_flag,socket_id;
429 	unsigned size;
430 	enum fieldnames {
431 		FLD_PORT = 0,
432 		FLD_FLAG,
433 		FLD_SOCKET,
434 		_NUM_FLD
435 	};
436 	unsigned long int_fld[_NUM_FLD];
437 	char *str_fld[_NUM_FLD];
438 	portid_t pid;
439 	#define RX_RING_ONLY 0x1
440 	#define TX_RING_ONLY 0x2
441 	#define RXTX_RING    0x3
442 
443 	/* reset from value set at definition */
444 	while ((p = strchr(p0,'(')) != NULL) {
445 		++p;
446 		if((p0 = strchr(p,')')) == NULL)
447 			return -1;
448 
449 		size = p0 - p;
450 		if(size >= sizeof(s))
451 			return -1;
452 
453 		snprintf(s, sizeof(s), "%.*s", size, p);
454 		if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') != _NUM_FLD)
455 			return -1;
456 		for (i = 0; i < _NUM_FLD; i++) {
457 			errno = 0;
458 			int_fld[i] = strtoul(str_fld[i], &end, 0);
459 			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
460 				return -1;
461 		}
462 		port_id = (uint8_t)int_fld[FLD_PORT];
463 		if (port_id_is_invalid(port_id, ENABLED_WARN)) {
464 			printf("Valid port range is [0");
465 			RTE_ETH_FOREACH_DEV(pid)
466 				printf(", %d", pid);
467 			printf("]\n");
468 			return -1;
469 		}
470 		socket_id = (uint8_t)int_fld[FLD_SOCKET];
471 		if (socket_id >= max_socket) {
472 			printf("Invalid socket id, range is [0, %d]\n",
473 				max_socket - 1);
474 			return -1;
475 		}
476 		ring_flag = (uint8_t)int_fld[FLD_FLAG];
477 		if ((ring_flag < RX_RING_ONLY) || (ring_flag > RXTX_RING)) {
478 			printf("Invalid ring-flag=%d config for port =%d\n",
479 				ring_flag,port_id);
480 			return -1;
481 		}
482 
483 		switch (ring_flag & RXTX_RING) {
484 		case RX_RING_ONLY:
485 			rxring_numa[port_id] = socket_id;
486 			break;
487 		case TX_RING_ONLY:
488 			txring_numa[port_id] = socket_id;
489 			break;
490 		case RXTX_RING:
491 			rxring_numa[port_id] = socket_id;
492 			txring_numa[port_id] = socket_id;
493 			break;
494 		default:
495 			printf("Invalid ring-flag=%d config for port=%d\n",
496 				ring_flag,port_id);
497 			break;
498 		}
499 	}
500 
501 	return 0;
502 }
503 
504 void
505 launch_args_parse(int argc, char** argv)
506 {
507 	int n, opt;
508 	char **argvopt;
509 	int opt_idx;
510 	enum { TX, RX };
511 
512 	static struct option lgopts[] = {
513 		{ "help",			0, 0, 0 },
514 #ifdef RTE_LIBRTE_CMDLINE
515 		{ "interactive",		0, 0, 0 },
516 		{ "auto-start",			0, 0, 0 },
517 		{ "eth-peers-configfile",	1, 0, 0 },
518 		{ "eth-peer",			1, 0, 0 },
519 #endif
520 		{ "ports",			1, 0, 0 },
521 		{ "nb-cores",			1, 0, 0 },
522 		{ "nb-ports",			1, 0, 0 },
523 		{ "coremask",			1, 0, 0 },
524 		{ "portmask",			1, 0, 0 },
525 		{ "numa",			0, 0, 0 },
526 		{ "no-numa",			0, 0, 0 },
527 		{ "mp-anon",			0, 0, 0 },
528 		{ "port-numa-config",           1, 0, 0 },
529 		{ "ring-numa-config",           1, 0, 0 },
530 		{ "socket-num",			1, 0, 0 },
531 		{ "mbuf-size",			1, 0, 0 },
532 		{ "total-num-mbufs",		1, 0, 0 },
533 		{ "max-pkt-len",		1, 0, 0 },
534 		{ "pkt-filter-mode",            1, 0, 0 },
535 		{ "pkt-filter-report-hash",     1, 0, 0 },
536 		{ "pkt-filter-size",            1, 0, 0 },
537 		{ "pkt-filter-drop-queue",      1, 0, 0 },
538 #ifdef RTE_LIBRTE_LATENCY_STATS
539 		{ "latencystats",               1, 0, 0 },
540 #endif
541 #ifdef RTE_LIBRTE_BITRATE
542 		{ "bitrate-stats",              1, 0, 0 },
543 #endif
544 		{ "disable-crc-strip",          0, 0, 0 },
545 		{ "enable-lro",                 0, 0, 0 },
546 		{ "enable-rx-cksum",            0, 0, 0 },
547 		{ "enable-scatter",             0, 0, 0 },
548 		{ "disable-hw-vlan",            0, 0, 0 },
549 		{ "disable-hw-vlan-filter",     0, 0, 0 },
550 		{ "disable-hw-vlan-strip",      0, 0, 0 },
551 		{ "disable-hw-vlan-extend",     0, 0, 0 },
552 		{ "enable-drop-en",            0, 0, 0 },
553 		{ "disable-rss",                0, 0, 0 },
554 		{ "port-topology",              1, 0, 0 },
555 		{ "forward-mode",               1, 0, 0 },
556 		{ "rss-ip",			0, 0, 0 },
557 		{ "rss-udp",			0, 0, 0 },
558 		{ "rxq",			1, 0, 0 },
559 		{ "txq",			1, 0, 0 },
560 		{ "rxd",			1, 0, 0 },
561 		{ "txd",			1, 0, 0 },
562 		{ "burst",			1, 0, 0 },
563 		{ "mbcache",			1, 0, 0 },
564 		{ "txpt",			1, 0, 0 },
565 		{ "txht",			1, 0, 0 },
566 		{ "txwt",			1, 0, 0 },
567 		{ "txfreet",			1, 0, 0 },
568 		{ "txrst",			1, 0, 0 },
569 		{ "txqflags",			1, 0, 0 },
570 		{ "rxpt",			1, 0, 0 },
571 		{ "rxht",			1, 0, 0 },
572 		{ "rxwt",			1, 0, 0 },
573 		{ "rxfreet",                    1, 0, 0 },
574 		{ "tx-queue-stats-mapping",	1, 0, 0 },
575 		{ "rx-queue-stats-mapping",	1, 0, 0 },
576 		{ "no-flush-rx",	0, 0, 0 },
577 		{ "txpkts",			1, 0, 0 },
578 		{ "disable-link-check",		0, 0, 0 },
579 		{ "no-lsc-interrupt",		0, 0, 0 },
580 		{ "no-rmv-interrupt",		0, 0, 0 },
581 		{ 0, 0, 0, 0 },
582 	};
583 
584 	argvopt = argv;
585 
586 #ifdef RTE_LIBRTE_CMDLINE
587 #define SHORTOPTS "i"
588 #else
589 #define SHORTOPTS ""
590 #endif
591 	while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah",
592 				 lgopts, &opt_idx)) != EOF) {
593 		switch (opt) {
594 #ifdef RTE_LIBRTE_CMDLINE
595 		case 'i':
596 			printf("Interactive-mode selected\n");
597 			interactive = 1;
598 			break;
599 #endif
600 		case 'a':
601 			printf("Auto-start selected\n");
602 			auto_start = 1;
603 			break;
604 
605 		case 0: /*long options */
606 			if (!strcmp(lgopts[opt_idx].name, "help")) {
607 				usage(argv[0]);
608 				rte_exit(EXIT_SUCCESS, "Displayed help\n");
609 			}
610 #ifdef RTE_LIBRTE_CMDLINE
611 			if (!strcmp(lgopts[opt_idx].name, "interactive")) {
612 				printf("Interactive-mode selected\n");
613 				interactive = 1;
614 			}
615 			if (!strcmp(lgopts[opt_idx].name, "auto-start")) {
616 				printf("Auto-start selected\n");
617 				auto_start = 1;
618 			}
619 			if (!strcmp(lgopts[opt_idx].name,
620 				    "eth-peers-configfile")) {
621 				if (init_peer_eth_addrs(optarg) != 0)
622 					rte_exit(EXIT_FAILURE,
623 						 "Cannot open logfile\n");
624 			}
625 			if (!strcmp(lgopts[opt_idx].name, "eth-peer")) {
626 				char *port_end;
627 				uint8_t c, peer_addr[6];
628 
629 				errno = 0;
630 				n = strtoul(optarg, &port_end, 10);
631 				if (errno != 0 || port_end == optarg || *port_end++ != ',')
632 					rte_exit(EXIT_FAILURE,
633 						 "Invalid eth-peer: %s", optarg);
634 				if (n >= RTE_MAX_ETHPORTS)
635 					rte_exit(EXIT_FAILURE,
636 						 "eth-peer: port %d >= RTE_MAX_ETHPORTS(%d)\n",
637 						 n, RTE_MAX_ETHPORTS);
638 
639 				if (cmdline_parse_etheraddr(NULL, port_end,
640 						&peer_addr, sizeof(peer_addr)) < 0)
641 					rte_exit(EXIT_FAILURE,
642 						 "Invalid ethernet address: %s\n",
643 						 port_end);
644 				for (c = 0; c < 6; c++)
645 					peer_eth_addrs[n].addr_bytes[c] =
646 						peer_addr[c];
647 				nb_peer_eth_addrs++;
648 			}
649 #endif
650 			if (!strcmp(lgopts[opt_idx].name, "nb-ports")) {
651 				n = atoi(optarg);
652 				if (n > 0 && n <= nb_ports)
653 					nb_fwd_ports = (uint8_t) n;
654 				else
655 					rte_exit(EXIT_FAILURE,
656 						 "Invalid port %d\n", n);
657 			}
658 			if (!strcmp(lgopts[opt_idx].name, "nb-cores")) {
659 				n = atoi(optarg);
660 				if (n > 0 && n <= nb_lcores)
661 					nb_fwd_lcores = (uint8_t) n;
662 				else
663 					rte_exit(EXIT_FAILURE,
664 						 "nb-cores should be > 0 and <= %d\n",
665 						 nb_lcores);
666 			}
667 			if (!strcmp(lgopts[opt_idx].name, "coremask"))
668 				parse_fwd_coremask(optarg);
669 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
670 				parse_fwd_portmask(optarg);
671 			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
672 				numa_support = 0;
673 			if (!strcmp(lgopts[opt_idx].name, "numa")) {
674 				numa_support = 1;
675 				memset(port_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
676 				memset(rxring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
677 				memset(txring_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
678 			}
679 			if (!strcmp(lgopts[opt_idx].name, "mp-anon")) {
680 				mp_anon = 1;
681 			}
682 			if (!strcmp(lgopts[opt_idx].name, "port-numa-config")) {
683 				if (parse_portnuma_config(optarg))
684 					rte_exit(EXIT_FAILURE,
685 					   "invalid port-numa configuration\n");
686 			}
687 			if (!strcmp(lgopts[opt_idx].name, "ring-numa-config"))
688 				if (parse_ringnuma_config(optarg))
689 					rte_exit(EXIT_FAILURE,
690 					   "invalid ring-numa configuration\n");
691 			if (!strcmp(lgopts[opt_idx].name, "socket-num")) {
692 				n = atoi(optarg);
693 				if((uint8_t)n < max_socket)
694 					socket_num = (uint8_t)n;
695 				else
696 					rte_exit(EXIT_FAILURE,
697 						"The socket number should be < %d\n",
698 						max_socket);
699 			}
700 			if (!strcmp(lgopts[opt_idx].name, "mbuf-size")) {
701 				n = atoi(optarg);
702 				if (n > 0 && n <= 0xFFFF)
703 					mbuf_data_size = (uint16_t) n;
704 				else
705 					rte_exit(EXIT_FAILURE,
706 						 "mbuf-size should be > 0 and < 65536\n");
707 			}
708 			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs")) {
709 				n = atoi(optarg);
710 				if (n > 1024)
711 					param_total_num_mbufs = (unsigned)n;
712 				else
713 					rte_exit(EXIT_FAILURE,
714 						 "total-num-mbufs should be > 1024\n");
715 			}
716 			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
717 				n = atoi(optarg);
718 				if (n >= ETHER_MIN_LEN) {
719 					rx_mode.max_rx_pkt_len = (uint32_t) n;
720 					if (n > ETHER_MAX_LEN)
721 					    rx_mode.jumbo_frame = 1;
722 				} else
723 					rte_exit(EXIT_FAILURE,
724 						 "Invalid max-pkt-len=%d - should be > %d\n",
725 						 n, ETHER_MIN_LEN);
726 			}
727 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-mode")) {
728 				if (!strcmp(optarg, "signature"))
729 					fdir_conf.mode =
730 						RTE_FDIR_MODE_SIGNATURE;
731 				else if (!strcmp(optarg, "perfect"))
732 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT;
733 				else if (!strcmp(optarg, "perfect-mac-vlan"))
734 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_MAC_VLAN;
735 				else if (!strcmp(optarg, "perfect-tunnel"))
736 					fdir_conf.mode = RTE_FDIR_MODE_PERFECT_TUNNEL;
737 				else if (!strcmp(optarg, "none"))
738 					fdir_conf.mode = RTE_FDIR_MODE_NONE;
739 				else
740 					rte_exit(EXIT_FAILURE,
741 						 "pkt-mode-invalid %s invalid - must be: "
742 						 "none, signature, perfect, perfect-mac-vlan"
743 						 " or perfect-tunnel\n",
744 						 optarg);
745 			}
746 			if (!strcmp(lgopts[opt_idx].name,
747 				    "pkt-filter-report-hash")) {
748 				if (!strcmp(optarg, "none"))
749 					fdir_conf.status =
750 						RTE_FDIR_NO_REPORT_STATUS;
751 				else if (!strcmp(optarg, "match"))
752 					fdir_conf.status =
753 						RTE_FDIR_REPORT_STATUS;
754 				else if (!strcmp(optarg, "always"))
755 					fdir_conf.status =
756 						RTE_FDIR_REPORT_STATUS_ALWAYS;
757 				else
758 					rte_exit(EXIT_FAILURE,
759 						 "pkt-filter-report-hash %s invalid "
760 						 "- must be: none or match or always\n",
761 						 optarg);
762 			}
763 			if (!strcmp(lgopts[opt_idx].name, "pkt-filter-size")) {
764 				if (!strcmp(optarg, "64K"))
765 					fdir_conf.pballoc =
766 						RTE_FDIR_PBALLOC_64K;
767 				else if (!strcmp(optarg, "128K"))
768 					fdir_conf.pballoc =
769 						RTE_FDIR_PBALLOC_128K;
770 				else if (!strcmp(optarg, "256K"))
771 					fdir_conf.pballoc =
772 						RTE_FDIR_PBALLOC_256K;
773 				else
774 					rte_exit(EXIT_FAILURE, "pkt-filter-size %s invalid -"
775 						 " must be: 64K or 128K or 256K\n",
776 						 optarg);
777 			}
778 			if (!strcmp(lgopts[opt_idx].name,
779 				    "pkt-filter-drop-queue")) {
780 				n = atoi(optarg);
781 				if (n >= 0)
782 					fdir_conf.drop_queue = (uint8_t) n;
783 				else
784 					rte_exit(EXIT_FAILURE,
785 						 "drop queue %d invalid - must"
786 						 "be >= 0 \n", n);
787 			}
788 #ifdef RTE_LIBRTE_LATENCY_STATS
789 			if (!strcmp(lgopts[opt_idx].name,
790 				    "latencystats")) {
791 				n = atoi(optarg);
792 				if (n >= 0) {
793 					latencystats_lcore_id = (lcoreid_t) n;
794 					latencystats_enabled = 1;
795 				} else
796 					rte_exit(EXIT_FAILURE,
797 						 "invalid lcore id %d for latencystats"
798 						 " must be >= 0\n", n);
799 			}
800 #endif
801 #ifdef RTE_LIBRTE_BITRATE
802 			if (!strcmp(lgopts[opt_idx].name, "bitrate-stats")) {
803 				n = atoi(optarg);
804 				if (n >= 0) {
805 					bitrate_lcore_id = (lcoreid_t) n;
806 					bitrate_enabled = 1;
807 				} else
808 					rte_exit(EXIT_FAILURE,
809 						 "invalid lcore id %d for bitrate stats"
810 						 " must be >= 0\n", n);
811 			}
812 #endif
813 			if (!strcmp(lgopts[opt_idx].name, "disable-crc-strip"))
814 				rx_mode.hw_strip_crc = 0;
815 			if (!strcmp(lgopts[opt_idx].name, "enable-lro"))
816 				rx_mode.enable_lro = 1;
817 			if (!strcmp(lgopts[opt_idx].name, "enable-scatter"))
818 				rx_mode.enable_scatter = 1;
819 			if (!strcmp(lgopts[opt_idx].name, "enable-rx-cksum"))
820 				rx_mode.hw_ip_checksum = 1;
821 
822 			if (!strcmp(lgopts[opt_idx].name, "disable-hw-vlan")) {
823 				rx_mode.hw_vlan_filter = 0;
824 				rx_mode.hw_vlan_strip  = 0;
825 				rx_mode.hw_vlan_extend = 0;
826 			}
827 
828 			if (!strcmp(lgopts[opt_idx].name,
829 					"disable-hw-vlan-filter"))
830 				rx_mode.hw_vlan_filter = 0;
831 
832 			if (!strcmp(lgopts[opt_idx].name,
833 					"disable-hw-vlan-strip"))
834 				rx_mode.hw_vlan_strip  = 0;
835 
836 			if (!strcmp(lgopts[opt_idx].name,
837 					"disable-hw-vlan-extend"))
838 				rx_mode.hw_vlan_extend = 0;
839 
840 			if (!strcmp(lgopts[opt_idx].name, "enable-drop-en"))
841 				rx_drop_en = 1;
842 
843 			if (!strcmp(lgopts[opt_idx].name, "disable-rss"))
844 				rss_hf = 0;
845 			if (!strcmp(lgopts[opt_idx].name, "port-topology")) {
846 				if (!strcmp(optarg, "paired"))
847 					port_topology = PORT_TOPOLOGY_PAIRED;
848 				else if (!strcmp(optarg, "chained"))
849 					port_topology = PORT_TOPOLOGY_CHAINED;
850 				else if (!strcmp(optarg, "loop"))
851 					port_topology = PORT_TOPOLOGY_LOOP;
852 				else
853 					rte_exit(EXIT_FAILURE, "port-topology %s invalid -"
854 						 " must be: paired or chained \n",
855 						 optarg);
856 			}
857 			if (!strcmp(lgopts[opt_idx].name, "forward-mode"))
858 				set_pkt_forwarding_mode(optarg);
859 			if (!strcmp(lgopts[opt_idx].name, "rss-ip"))
860 				rss_hf = ETH_RSS_IP;
861 			if (!strcmp(lgopts[opt_idx].name, "rss-udp"))
862 				rss_hf = ETH_RSS_UDP;
863 			if (!strcmp(lgopts[opt_idx].name, "rxq")) {
864 				n = atoi(optarg);
865 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
866 					nb_rxq = (queueid_t) n;
867 				else
868 					rte_exit(EXIT_FAILURE, "rxq %d invalid - must be"
869 						  " >= 0 && <= %d\n", n,
870 						  (int) MAX_QUEUE_ID);
871 			}
872 			if (!strcmp(lgopts[opt_idx].name, "txq")) {
873 				n = atoi(optarg);
874 				if (n >= 0 && n <= (int) MAX_QUEUE_ID)
875 					nb_txq = (queueid_t) n;
876 				else
877 					rte_exit(EXIT_FAILURE, "txq %d invalid - must be"
878 						  " >= 0 && <= %d\n", n,
879 						  (int) MAX_QUEUE_ID);
880 			}
881 			if (!nb_rxq && !nb_txq) {
882 				rte_exit(EXIT_FAILURE, "Either rx or tx queues should "
883 						"be non-zero\n");
884 			}
885 			if (!strcmp(lgopts[opt_idx].name, "burst")) {
886 				n = atoi(optarg);
887 				if ((n >= 1) && (n <= MAX_PKT_BURST))
888 					nb_pkt_per_burst = (uint16_t) n;
889 				else
890 					rte_exit(EXIT_FAILURE,
891 						 "burst must >= 1 and <= %d]",
892 						 MAX_PKT_BURST);
893 			}
894 			if (!strcmp(lgopts[opt_idx].name, "mbcache")) {
895 				n = atoi(optarg);
896 				if ((n >= 0) &&
897 				    (n <= RTE_MEMPOOL_CACHE_MAX_SIZE))
898 					mb_mempool_cache = (uint16_t) n;
899 				else
900 					rte_exit(EXIT_FAILURE,
901 						 "mbcache must be >= 0 and <= %d\n",
902 						 RTE_MEMPOOL_CACHE_MAX_SIZE);
903 			}
904 			if (!strcmp(lgopts[opt_idx].name, "txfreet")) {
905 				n = atoi(optarg);
906 				if (n >= 0)
907 					tx_free_thresh = (int16_t)n;
908 				else
909 					rte_exit(EXIT_FAILURE, "txfreet must be >= 0\n");
910 			}
911 			if (!strcmp(lgopts[opt_idx].name, "txrst")) {
912 				n = atoi(optarg);
913 				if (n >= 0)
914 					tx_rs_thresh = (int16_t)n;
915 				else
916 					rte_exit(EXIT_FAILURE, "txrst must be >= 0\n");
917 			}
918 			if (!strcmp(lgopts[opt_idx].name, "txqflags")) {
919 				char *end = NULL;
920 				n = strtoul(optarg, &end, 16);
921 				if (n >= 0)
922 					txq_flags = (int32_t)n;
923 				else
924 					rte_exit(EXIT_FAILURE,
925 						 "txqflags must be >= 0\n");
926 			}
927 			if (!strcmp(lgopts[opt_idx].name, "rxd")) {
928 				n = atoi(optarg);
929 				if (n > 0) {
930 					if (rx_free_thresh >= n)
931 						rte_exit(EXIT_FAILURE,
932 							 "rxd must be > "
933 							 "rx_free_thresh(%d)\n",
934 							 (int)rx_free_thresh);
935 					else
936 						nb_rxd = (uint16_t) n;
937 				} else
938 					rte_exit(EXIT_FAILURE,
939 						 "rxd(%d) invalid - must be > 0\n",
940 						 n);
941 			}
942 			if (!strcmp(lgopts[opt_idx].name, "txd")) {
943 				n = atoi(optarg);
944 				if (n > 0)
945 					nb_txd = (uint16_t) n;
946 				else
947 					rte_exit(EXIT_FAILURE, "txd must be in > 0\n");
948 			}
949 			if (!strcmp(lgopts[opt_idx].name, "txpt")) {
950 				n = atoi(optarg);
951 				if (n >= 0)
952 					tx_pthresh = (int8_t)n;
953 				else
954 					rte_exit(EXIT_FAILURE, "txpt must be >= 0\n");
955 			}
956 			if (!strcmp(lgopts[opt_idx].name, "txht")) {
957 				n = atoi(optarg);
958 				if (n >= 0)
959 					tx_hthresh = (int8_t)n;
960 				else
961 					rte_exit(EXIT_FAILURE, "txht must be >= 0\n");
962 			}
963 			if (!strcmp(lgopts[opt_idx].name, "txwt")) {
964 				n = atoi(optarg);
965 				if (n >= 0)
966 					tx_wthresh = (int8_t)n;
967 				else
968 					rte_exit(EXIT_FAILURE, "txwt must be >= 0\n");
969 			}
970 			if (!strcmp(lgopts[opt_idx].name, "rxpt")) {
971 				n = atoi(optarg);
972 				if (n >= 0)
973 					rx_pthresh = (int8_t)n;
974 				else
975 					rte_exit(EXIT_FAILURE, "rxpt must be >= 0\n");
976 			}
977 			if (!strcmp(lgopts[opt_idx].name, "rxht")) {
978 				n = atoi(optarg);
979 				if (n >= 0)
980 					rx_hthresh = (int8_t)n;
981 				else
982 					rte_exit(EXIT_FAILURE, "rxht must be >= 0\n");
983 			}
984 			if (!strcmp(lgopts[opt_idx].name, "rxwt")) {
985 				n = atoi(optarg);
986 				if (n >= 0)
987 					rx_wthresh = (int8_t)n;
988 				else
989 					rte_exit(EXIT_FAILURE, "rxwt must be >= 0\n");
990 			}
991 			if (!strcmp(lgopts[opt_idx].name, "rxfreet")) {
992 				n = atoi(optarg);
993 				if (n >= 0)
994 					rx_free_thresh = (int16_t)n;
995 				else
996 					rte_exit(EXIT_FAILURE, "rxfreet must be >= 0\n");
997 			}
998 			if (!strcmp(lgopts[opt_idx].name, "tx-queue-stats-mapping")) {
999 				if (parse_queue_stats_mapping_config(optarg, TX)) {
1000 					rte_exit(EXIT_FAILURE,
1001 						 "invalid TX queue statistics mapping config entered\n");
1002 				}
1003 			}
1004 			if (!strcmp(lgopts[opt_idx].name, "rx-queue-stats-mapping")) {
1005 				if (parse_queue_stats_mapping_config(optarg, RX)) {
1006 					rte_exit(EXIT_FAILURE,
1007 						 "invalid RX queue statistics mapping config entered\n");
1008 				}
1009 			}
1010 			if (!strcmp(lgopts[opt_idx].name, "txpkts")) {
1011 				unsigned seg_lengths[RTE_MAX_SEGS_PER_PKT];
1012 				unsigned int nb_segs;
1013 
1014 				nb_segs = parse_item_list(optarg, "txpkt segments",
1015 						RTE_MAX_SEGS_PER_PKT, seg_lengths, 0);
1016 				if (nb_segs > 0)
1017 					set_tx_pkt_segments(seg_lengths, nb_segs);
1018 				else
1019 					rte_exit(EXIT_FAILURE, "bad txpkts\n");
1020 			}
1021 			if (!strcmp(lgopts[opt_idx].name, "no-flush-rx"))
1022 				no_flush_rx = 1;
1023 			if (!strcmp(lgopts[opt_idx].name, "disable-link-check"))
1024 				no_link_check = 1;
1025 			if (!strcmp(lgopts[opt_idx].name, "no-lsc-interrupt"))
1026 				lsc_interrupt = 0;
1027 			if (!strcmp(lgopts[opt_idx].name, "no-rmv-interrupt"))
1028 				rmv_interrupt = 0;
1029 
1030 			break;
1031 		case 'h':
1032 			usage(argv[0]);
1033 			rte_exit(EXIT_SUCCESS, "Displayed help\n");
1034 			break;
1035 		default:
1036 			usage(argv[0]);
1037 			rte_exit(EXIT_FAILURE,
1038 				 "Command line is incomplete or incorrect\n");
1039 			break;
1040 		}
1041 	}
1042 }
1043