xref: /dpdk/app/test-pmd/testpmd.c (revision cfae07fdaa3e71ca9fafbc3e22fcf66d2f97e9ba)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
5  *   All rights reserved.
6  *
7  *   Redistribution and use in source and binary forms, with or without
8  *   modification, are permitted provided that the following conditions
9  *   are met:
10  *
11  *     * Redistributions of source code must retain the above copyright
12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above copyright
14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
17  *     * Neither the name of Intel Corporation nor the names of its
18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #include <stdarg.h>
35 #include <stdio.h>
36 #include <stdlib.h>
37 #include <signal.h>
38 #include <string.h>
39 #include <time.h>
40 #include <fcntl.h>
41 #include <sys/types.h>
42 #include <errno.h>
43 
44 #include <sys/queue.h>
45 #include <sys/stat.h>
46 
47 #include <stdint.h>
48 #include <unistd.h>
49 #include <inttypes.h>
50 
51 #include <rte_common.h>
52 #include <rte_byteorder.h>
53 #include <rte_log.h>
54 #include <rte_debug.h>
55 #include <rte_cycles.h>
56 #include <rte_memory.h>
57 #include <rte_memcpy.h>
58 #include <rte_memzone.h>
59 #include <rte_launch.h>
60 #include <rte_tailq.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_ring.h>
67 #include <rte_mempool.h>
68 #include <rte_malloc.h>
69 #include <rte_mbuf.h>
70 #include <rte_interrupts.h>
71 #include <rte_pci.h>
72 #include <rte_ether.h>
73 #include <rte_ethdev.h>
74 #include <rte_string_fns.h>
75 #ifdef RTE_LIBRTE_PMD_XENVIRT
76 #include <rte_eth_xenvirt.h>
77 #endif
78 
79 #include "testpmd.h"
80 #include "mempool_osdep.h"
81 
82 uint16_t verbose_level = 0; /**< Silent by default. */
83 
84 /* use master core for command line ? */
85 uint8_t interactive = 0;
86 uint8_t auto_start = 0;
87 
88 /*
89  * NUMA support configuration.
90  * When set, the NUMA support attempts to dispatch the allocation of the
91  * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the
92  * probed ports among the CPU sockets 0 and 1.
93  * Otherwise, all memory is allocated from CPU socket 0.
94  */
95 uint8_t numa_support = 0; /**< No numa support by default */
96 
97 /*
98  * In UMA mode,all memory is allocated from socket 0 if --socket-num is
99  * not configured.
100  */
101 uint8_t socket_num = UMA_NO_CONFIG;
102 
103 /*
104  * Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs.
105  */
106 uint8_t mp_anon = 0;
107 
108 /*
109  * Record the Ethernet address of peer target ports to which packets are
110  * forwarded.
111  * Must be instanciated with the ethernet addresses of peer traffic generator
112  * ports.
113  */
114 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS];
115 portid_t nb_peer_eth_addrs = 0;
116 
117 /*
118  * Probed Target Environment.
119  */
120 struct rte_port *ports;	       /**< For all probed ethernet ports. */
121 portid_t nb_ports;             /**< Number of probed ethernet ports. */
122 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */
123 lcoreid_t nb_lcores;           /**< Number of probed logical cores. */
124 
125 /*
126  * Test Forwarding Configuration.
127  *    nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores
128  *    nb_fwd_ports  <= nb_cfg_ports  <= nb_ports
129  */
130 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */
131 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */
132 portid_t  nb_cfg_ports;  /**< Number of configured ports. */
133 portid_t  nb_fwd_ports;  /**< Number of forwarding ports. */
134 
135 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */
136 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS];      /**< Port ids configuration. */
137 
138 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */
139 streamid_t nb_fwd_streams;       /**< Is equal to (nb_ports * nb_rxq). */
140 
141 /*
142  * Forwarding engines.
143  */
144 struct fwd_engine * fwd_engines[] = {
145 	&io_fwd_engine,
146 	&mac_fwd_engine,
147 	&mac_retry_fwd_engine,
148 	&mac_swap_engine,
149 	&flow_gen_engine,
150 	&rx_only_engine,
151 	&tx_only_engine,
152 	&csum_fwd_engine,
153 	&icmp_echo_engine,
154 #ifdef RTE_LIBRTE_IEEE1588
155 	&ieee1588_fwd_engine,
156 #endif
157 	NULL,
158 };
159 
160 struct fwd_config cur_fwd_config;
161 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */
162 
163 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */
164 uint32_t param_total_num_mbufs = 0;  /**< number of mbufs in all pools - if
165                                       * specified on command-line. */
166 
167 /*
168  * Configuration of packet segments used by the "txonly" processing engine.
169  */
170 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */
171 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = {
172 	TXONLY_DEF_PACKET_LEN,
173 };
174 uint8_t  tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */
175 
176 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */
177 uint16_t mb_mempool_cache = DEF_PKT_BURST; /**< Size of mbuf mempool cache. */
178 
179 /* current configuration is in DCB or not,0 means it is not in DCB mode */
180 uint8_t dcb_config = 0;
181 
182 /* Whether the dcb is in testing status */
183 uint8_t dcb_test = 0;
184 
185 /* DCB on and VT on mapping is default */
186 enum dcb_queue_mapping_mode dcb_q_mapping = DCB_VT_Q_MAPPING;
187 
188 /*
189  * Configurable number of RX/TX queues.
190  */
191 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */
192 queueid_t nb_txq = 1; /**< Number of TX queues per port. */
193 
194 /*
195  * Configurable number of RX/TX ring descriptors.
196  */
197 #define RTE_TEST_RX_DESC_DEFAULT 128
198 #define RTE_TEST_TX_DESC_DEFAULT 512
199 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */
200 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */
201 
202 /*
203  * Configurable values of RX and TX ring threshold registers.
204  */
205 #define RX_PTHRESH 8 /**< Default value of RX prefetch threshold register. */
206 #define RX_HTHRESH 8 /**< Default value of RX host threshold register. */
207 #define RX_WTHRESH 4 /**< Default value of RX write-back threshold register. */
208 
209 #define TX_PTHRESH 36 /**< Default value of TX prefetch threshold register. */
210 #define TX_HTHRESH 0 /**< Default value of TX host threshold register. */
211 #define TX_WTHRESH 0 /**< Default value of TX write-back threshold register. */
212 
213 struct rte_eth_thresh rx_thresh = {
214 	.pthresh = RX_PTHRESH,
215 	.hthresh = RX_HTHRESH,
216 	.wthresh = RX_WTHRESH,
217 };
218 
219 struct rte_eth_thresh tx_thresh = {
220 	.pthresh = TX_PTHRESH,
221 	.hthresh = TX_HTHRESH,
222 	.wthresh = TX_WTHRESH,
223 };
224 
225 /*
226  * Configurable value of RX free threshold.
227  */
228 uint16_t rx_free_thresh = 0; /* Immediately free RX descriptors by default. */
229 
230 /*
231  * Configurable value of RX drop enable.
232  */
233 uint8_t rx_drop_en = 0; /* Drop packets when no descriptors for queue. */
234 
235 /*
236  * Configurable value of TX free threshold.
237  */
238 uint16_t tx_free_thresh = 0; /* Use default values. */
239 
240 /*
241  * Configurable value of TX RS bit threshold.
242  */
243 uint16_t tx_rs_thresh = 0; /* Use default values. */
244 
245 /*
246  * Configurable value of TX queue flags.
247  */
248 uint32_t txq_flags = 0; /* No flags set. */
249 
250 /*
251  * Receive Side Scaling (RSS) configuration.
252  */
253 uint16_t rss_hf = ETH_RSS_IPV4 | ETH_RSS_IPV6; /* RSS IP by default. */
254 
255 /*
256  * Port topology configuration
257  */
258 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */
259 
260 /*
261  * Avoids to flush all the RX streams before starts forwarding.
262  */
263 uint8_t no_flush_rx = 0; /* flush by default */
264 
265 /*
266  * Avoids to check link status when starting/stopping a port.
267  */
268 uint8_t no_link_check = 0; /* check by default */
269 
270 /*
271  * NIC bypass mode configuration options.
272  */
273 #ifdef RTE_NIC_BYPASS
274 
275 /* The NIC bypass watchdog timeout. */
276 uint32_t bypass_timeout = RTE_BYPASS_TMT_OFF;
277 
278 #endif
279 
280 /*
281  * Ethernet device configuration.
282  */
283 struct rte_eth_rxmode rx_mode = {
284 	.max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */
285 	.split_hdr_size = 0,
286 	.header_split   = 0, /**< Header Split disabled. */
287 	.hw_ip_checksum = 0, /**< IP checksum offload disabled. */
288 	.hw_vlan_filter = 1, /**< VLAN filtering enabled. */
289 	.hw_vlan_strip  = 1, /**< VLAN strip enabled. */
290 	.hw_vlan_extend = 0, /**< Extended VLAN disabled. */
291 	.jumbo_frame    = 0, /**< Jumbo Frame Support disabled. */
292 	.hw_strip_crc   = 0, /**< CRC stripping by hardware disabled. */
293 };
294 
295 struct rte_fdir_conf fdir_conf = {
296 	.mode = RTE_FDIR_MODE_NONE,
297 	.pballoc = RTE_FDIR_PBALLOC_64K,
298 	.status = RTE_FDIR_REPORT_STATUS,
299 	.flexbytes_offset = 0x6,
300 	.drop_queue = 127,
301 };
302 
303 static volatile int test_done = 1; /* stop packet forwarding when set to 1. */
304 
305 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS];
306 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS];
307 
308 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array;
309 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array;
310 
311 uint16_t nb_tx_queue_stats_mappings = 0;
312 uint16_t nb_rx_queue_stats_mappings = 0;
313 
314 /* Forward function declarations */
315 static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port);
316 static void check_all_ports_link_status(uint8_t port_num, uint32_t port_mask);
317 
318 /*
319  * Check if all the ports are started.
320  * If yes, return positive value. If not, return zero.
321  */
322 static int all_ports_started(void);
323 
324 /*
325  * Setup default configuration.
326  */
327 static void
328 set_default_fwd_lcores_config(void)
329 {
330 	unsigned int i;
331 	unsigned int nb_lc;
332 
333 	nb_lc = 0;
334 	for (i = 0; i < RTE_MAX_LCORE; i++) {
335 		if (! rte_lcore_is_enabled(i))
336 			continue;
337 		if (i == rte_get_master_lcore())
338 			continue;
339 		fwd_lcores_cpuids[nb_lc++] = i;
340 	}
341 	nb_lcores = (lcoreid_t) nb_lc;
342 	nb_cfg_lcores = nb_lcores;
343 	nb_fwd_lcores = 1;
344 }
345 
346 static void
347 set_def_peer_eth_addrs(void)
348 {
349 	portid_t i;
350 
351 	for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
352 		peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR;
353 		peer_eth_addrs[i].addr_bytes[5] = i;
354 	}
355 }
356 
357 static void
358 set_default_fwd_ports_config(void)
359 {
360 	portid_t pt_id;
361 
362 	for (pt_id = 0; pt_id < nb_ports; pt_id++)
363 		fwd_ports_ids[pt_id] = pt_id;
364 
365 	nb_cfg_ports = nb_ports;
366 	nb_fwd_ports = nb_ports;
367 }
368 
369 void
370 set_def_fwd_config(void)
371 {
372 	set_default_fwd_lcores_config();
373 	set_def_peer_eth_addrs();
374 	set_default_fwd_ports_config();
375 }
376 
377 /*
378  * Configuration initialisation done once at init time.
379  */
380 struct mbuf_ctor_arg {
381 	uint16_t seg_buf_offset; /**< offset of data in data segment of mbuf. */
382 	uint16_t seg_buf_size;   /**< size of data segment in mbuf. */
383 };
384 
385 struct mbuf_pool_ctor_arg {
386 	uint16_t seg_buf_size; /**< size of data segment in mbuf. */
387 };
388 
389 static void
390 testpmd_mbuf_ctor(struct rte_mempool *mp,
391 		  void *opaque_arg,
392 		  void *raw_mbuf,
393 		  __attribute__((unused)) unsigned i)
394 {
395 	struct mbuf_ctor_arg *mb_ctor_arg;
396 	struct rte_mbuf    *mb;
397 
398 	mb_ctor_arg = (struct mbuf_ctor_arg *) opaque_arg;
399 	mb = (struct rte_mbuf *) raw_mbuf;
400 
401 	mb->type         = RTE_MBUF_PKT;
402 	mb->pool         = mp;
403 	mb->buf_addr     = (void *) ((char *)mb + mb_ctor_arg->seg_buf_offset);
404 	mb->buf_physaddr = (uint64_t) (rte_mempool_virt2phy(mp, mb) +
405 			mb_ctor_arg->seg_buf_offset);
406 	mb->buf_len      = mb_ctor_arg->seg_buf_size;
407 	mb->type         = RTE_MBUF_PKT;
408 	mb->ol_flags     = 0;
409 	mb->pkt.data     = (char *) mb->buf_addr + RTE_PKTMBUF_HEADROOM;
410 	mb->pkt.nb_segs  = 1;
411 	mb->pkt.vlan_macip.data = 0;
412 	mb->pkt.hash.rss = 0;
413 }
414 
415 static void
416 testpmd_mbuf_pool_ctor(struct rte_mempool *mp,
417 		       void *opaque_arg)
418 {
419 	struct mbuf_pool_ctor_arg      *mbp_ctor_arg;
420 	struct rte_pktmbuf_pool_private *mbp_priv;
421 
422 	if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
423 		printf("%s(%s) private_data_size %d < %d\n",
424 		       __func__, mp->name, (int) mp->private_data_size,
425 		       (int) sizeof(struct rte_pktmbuf_pool_private));
426 		return;
427 	}
428 	mbp_ctor_arg = (struct mbuf_pool_ctor_arg *) opaque_arg;
429 	mbp_priv = rte_mempool_get_priv(mp);
430 	mbp_priv->mbuf_data_room_size = mbp_ctor_arg->seg_buf_size;
431 }
432 
433 static void
434 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
435 		 unsigned int socket_id)
436 {
437 	char pool_name[RTE_MEMPOOL_NAMESIZE];
438 	struct rte_mempool *rte_mp;
439 	struct mbuf_pool_ctor_arg mbp_ctor_arg;
440 	struct mbuf_ctor_arg mb_ctor_arg;
441 	uint32_t mb_size;
442 
443 	mbp_ctor_arg.seg_buf_size = (uint16_t) (RTE_PKTMBUF_HEADROOM +
444 						mbuf_seg_size);
445 	mb_ctor_arg.seg_buf_offset =
446 		(uint16_t) CACHE_LINE_ROUNDUP(sizeof(struct rte_mbuf));
447 	mb_ctor_arg.seg_buf_size = mbp_ctor_arg.seg_buf_size;
448 	mb_size = mb_ctor_arg.seg_buf_offset + mb_ctor_arg.seg_buf_size;
449 	mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name));
450 
451 #ifdef RTE_LIBRTE_PMD_XENVIRT
452 	rte_mp = rte_mempool_gntalloc_create(pool_name, nb_mbuf, mb_size,
453                                    (unsigned) mb_mempool_cache,
454                                    sizeof(struct rte_pktmbuf_pool_private),
455                                    testpmd_mbuf_pool_ctor, &mbp_ctor_arg,
456                                    testpmd_mbuf_ctor, &mb_ctor_arg,
457                                    socket_id, 0);
458 
459 
460 
461 #else
462 	if (mp_anon != 0)
463 		rte_mp = mempool_anon_create(pool_name, nb_mbuf, mb_size,
464 				    (unsigned) mb_mempool_cache,
465 				    sizeof(struct rte_pktmbuf_pool_private),
466 				    testpmd_mbuf_pool_ctor, &mbp_ctor_arg,
467 				    testpmd_mbuf_ctor, &mb_ctor_arg,
468 				    socket_id, 0);
469 	else
470 		rte_mp = rte_mempool_create(pool_name, nb_mbuf, mb_size,
471 				    (unsigned) mb_mempool_cache,
472 				    sizeof(struct rte_pktmbuf_pool_private),
473 				    testpmd_mbuf_pool_ctor, &mbp_ctor_arg,
474 				    testpmd_mbuf_ctor, &mb_ctor_arg,
475 				    socket_id, 0);
476 
477 #endif
478 
479 	if (rte_mp == NULL) {
480 		rte_exit(EXIT_FAILURE, "Creation of mbuf pool for socket %u "
481 						"failed\n", socket_id);
482 	} else if (verbose_level > 0) {
483 		rte_mempool_dump(stdout, rte_mp);
484 	}
485 }
486 
487 /*
488  * Check given socket id is valid or not with NUMA mode,
489  * if valid, return 0, else return -1
490  */
491 static int
492 check_socket_id(const unsigned int socket_id)
493 {
494 	static int warning_once = 0;
495 
496 	if (socket_id >= MAX_SOCKET) {
497 		if (!warning_once && numa_support)
498 			printf("Warning: NUMA should be configured manually by"
499 			       " using --port-numa-config and"
500 			       " --ring-numa-config parameters along with"
501 			       " --numa.\n");
502 		warning_once = 1;
503 		return -1;
504 	}
505 	return 0;
506 }
507 
508 static void
509 init_config(void)
510 {
511 	portid_t pid;
512 	struct rte_port *port;
513 	struct rte_mempool *mbp;
514 	unsigned int nb_mbuf_per_pool;
515 	lcoreid_t  lc_id;
516 	uint8_t port_per_socket[MAX_SOCKET];
517 
518 	memset(port_per_socket,0,MAX_SOCKET);
519 	/* Configuration of logical cores. */
520 	fwd_lcores = rte_zmalloc("testpmd: fwd_lcores",
521 				sizeof(struct fwd_lcore *) * nb_lcores,
522 				CACHE_LINE_SIZE);
523 	if (fwd_lcores == NULL) {
524 		rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) "
525 							"failed\n", nb_lcores);
526 	}
527 	for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
528 		fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore",
529 					       sizeof(struct fwd_lcore),
530 					       CACHE_LINE_SIZE);
531 		if (fwd_lcores[lc_id] == NULL) {
532 			rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) "
533 								"failed\n");
534 		}
535 		fwd_lcores[lc_id]->cpuid_idx = lc_id;
536 	}
537 
538 	/*
539 	 * Create pools of mbuf.
540 	 * If NUMA support is disabled, create a single pool of mbuf in
541 	 * socket 0 memory by default.
542 	 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1.
543 	 *
544 	 * Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and
545 	 * nb_txd can be configured at run time.
546 	 */
547 	if (param_total_num_mbufs)
548 		nb_mbuf_per_pool = param_total_num_mbufs;
549 	else {
550 		nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + (nb_lcores * mb_mempool_cache)
551 				+ RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST;
552 
553 		if (!numa_support)
554 			nb_mbuf_per_pool = (nb_mbuf_per_pool * nb_ports);
555 	}
556 
557 	if (!numa_support) {
558 		if (socket_num == UMA_NO_CONFIG)
559 			mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0);
560 		else
561 			mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool,
562 						 socket_num);
563 	}
564 
565 	/* Configuration of Ethernet ports. */
566 	ports = rte_zmalloc("testpmd: ports",
567 			    sizeof(struct rte_port) * nb_ports,
568 			    CACHE_LINE_SIZE);
569 	if (ports == NULL) {
570 		rte_exit(EXIT_FAILURE, "rte_zmalloc(%d struct rte_port) "
571 							"failed\n", nb_ports);
572 	}
573 
574 	for (pid = 0; pid < nb_ports; pid++) {
575 		port = &ports[pid];
576 		rte_eth_dev_info_get(pid, &port->dev_info);
577 
578 		if (numa_support) {
579 			if (port_numa[pid] != NUMA_NO_CONFIG)
580 				port_per_socket[port_numa[pid]]++;
581 			else {
582 				uint32_t socket_id = rte_eth_dev_socket_id(pid);
583 
584 				/* if socket_id is invalid, set to 0 */
585 				if (check_socket_id(socket_id) < 0)
586 					socket_id = 0;
587 				port_per_socket[socket_id]++;
588 			}
589 		}
590 
591 		/* set flag to initialize port/queue */
592 		port->need_reconfig = 1;
593 		port->need_reconfig_queues = 1;
594 	}
595 
596 	if (numa_support) {
597 		uint8_t i;
598 		unsigned int nb_mbuf;
599 
600 		if (param_total_num_mbufs)
601 			nb_mbuf_per_pool = nb_mbuf_per_pool/nb_ports;
602 
603 		for (i = 0; i < MAX_SOCKET; i++) {
604 			nb_mbuf = (nb_mbuf_per_pool *
605 						port_per_socket[i]);
606 			if (nb_mbuf)
607 				mbuf_pool_create(mbuf_data_size,
608 						nb_mbuf,i);
609 		}
610 	}
611 	init_port_config();
612 
613 	/*
614 	 * Records which Mbuf pool to use by each logical core, if needed.
615 	 */
616 	for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
617 		mbp = mbuf_pool_find(rte_lcore_to_socket_id(lc_id));
618 		if (mbp == NULL)
619 			mbp = mbuf_pool_find(0);
620 		fwd_lcores[lc_id]->mbp = mbp;
621 	}
622 
623 	/* Configuration of packet forwarding streams. */
624 	if (init_fwd_streams() < 0)
625 		rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n");
626 }
627 
628 int
629 init_fwd_streams(void)
630 {
631 	portid_t pid;
632 	struct rte_port *port;
633 	streamid_t sm_id, nb_fwd_streams_new;
634 
635 	/* set socket id according to numa or not */
636 	for (pid = 0; pid < nb_ports; pid++) {
637 		port = &ports[pid];
638 		if (nb_rxq > port->dev_info.max_rx_queues) {
639 			printf("Fail: nb_rxq(%d) is greater than "
640 				"max_rx_queues(%d)\n", nb_rxq,
641 				port->dev_info.max_rx_queues);
642 			return -1;
643 		}
644 		if (nb_txq > port->dev_info.max_tx_queues) {
645 			printf("Fail: nb_txq(%d) is greater than "
646 				"max_tx_queues(%d)\n", nb_txq,
647 				port->dev_info.max_tx_queues);
648 			return -1;
649 		}
650 		if (numa_support) {
651 			if (port_numa[pid] != NUMA_NO_CONFIG)
652 				port->socket_id = port_numa[pid];
653 			else {
654 				port->socket_id = rte_eth_dev_socket_id(pid);
655 
656 				/* if socket_id is invalid, set to 0 */
657 				if (check_socket_id(port->socket_id) < 0)
658 					port->socket_id = 0;
659 			}
660 		}
661 		else {
662 			if (socket_num == UMA_NO_CONFIG)
663 				port->socket_id = 0;
664 			else
665 				port->socket_id = socket_num;
666 		}
667 	}
668 
669 	nb_fwd_streams_new = (streamid_t)(nb_ports * nb_rxq);
670 	if (nb_fwd_streams_new == nb_fwd_streams)
671 		return 0;
672 	/* clear the old */
673 	if (fwd_streams != NULL) {
674 		for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
675 			if (fwd_streams[sm_id] == NULL)
676 				continue;
677 			rte_free(fwd_streams[sm_id]);
678 			fwd_streams[sm_id] = NULL;
679 		}
680 		rte_free(fwd_streams);
681 		fwd_streams = NULL;
682 	}
683 
684 	/* init new */
685 	nb_fwd_streams = nb_fwd_streams_new;
686 	fwd_streams = rte_zmalloc("testpmd: fwd_streams",
687 		sizeof(struct fwd_stream *) * nb_fwd_streams, CACHE_LINE_SIZE);
688 	if (fwd_streams == NULL)
689 		rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) "
690 						"failed\n", nb_fwd_streams);
691 
692 	for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
693 		fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream",
694 				sizeof(struct fwd_stream), CACHE_LINE_SIZE);
695 		if (fwd_streams[sm_id] == NULL)
696 			rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)"
697 								" failed\n");
698 	}
699 
700 	return 0;
701 }
702 
703 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
704 static void
705 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
706 {
707 	unsigned int total_burst;
708 	unsigned int nb_burst;
709 	unsigned int burst_stats[3];
710 	uint16_t pktnb_stats[3];
711 	uint16_t nb_pkt;
712 	int burst_percent[3];
713 
714 	/*
715 	 * First compute the total number of packet bursts and the
716 	 * two highest numbers of bursts of the same number of packets.
717 	 */
718 	total_burst = 0;
719 	burst_stats[0] = burst_stats[1] = burst_stats[2] = 0;
720 	pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0;
721 	for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) {
722 		nb_burst = pbs->pkt_burst_spread[nb_pkt];
723 		if (nb_burst == 0)
724 			continue;
725 		total_burst += nb_burst;
726 		if (nb_burst > burst_stats[0]) {
727 			burst_stats[1] = burst_stats[0];
728 			pktnb_stats[1] = pktnb_stats[0];
729 			burst_stats[0] = nb_burst;
730 			pktnb_stats[0] = nb_pkt;
731 		}
732 	}
733 	if (total_burst == 0)
734 		return;
735 	burst_percent[0] = (burst_stats[0] * 100) / total_burst;
736 	printf("  %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst,
737 	       burst_percent[0], (int) pktnb_stats[0]);
738 	if (burst_stats[0] == total_burst) {
739 		printf("]\n");
740 		return;
741 	}
742 	if (burst_stats[0] + burst_stats[1] == total_burst) {
743 		printf(" + %d%% of %d pkts]\n",
744 		       100 - burst_percent[0], pktnb_stats[1]);
745 		return;
746 	}
747 	burst_percent[1] = (burst_stats[1] * 100) / total_burst;
748 	burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]);
749 	if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) {
750 		printf(" + %d%% of others]\n", 100 - burst_percent[0]);
751 		return;
752 	}
753 	printf(" + %d%% of %d pkts + %d%% of others]\n",
754 	       burst_percent[1], (int) pktnb_stats[1], burst_percent[2]);
755 }
756 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */
757 
758 static void
759 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats)
760 {
761 	struct rte_port *port;
762 	uint8_t i;
763 
764 	static const char *fwd_stats_border = "----------------------";
765 
766 	port = &ports[port_id];
767 	printf("\n  %s Forward statistics for port %-2d %s\n",
768 	       fwd_stats_border, port_id, fwd_stats_border);
769 
770 	if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) {
771 		printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
772 		       "%-"PRIu64"\n",
773 		       stats->ipackets, stats->ierrors,
774 		       (uint64_t) (stats->ipackets + stats->ierrors));
775 
776 		if (cur_fwd_eng == &csum_fwd_engine)
777 			printf("  Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n",
778 			       port->rx_bad_ip_csum, port->rx_bad_l4_csum);
779 
780 		printf("  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
781 		       "%-"PRIu64"\n",
782 		       stats->opackets, port->tx_dropped,
783 		       (uint64_t) (stats->opackets + port->tx_dropped));
784 
785 		if (stats->rx_nombuf > 0)
786 			printf("  RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf);
787 
788 	}
789 	else {
790 		printf("  RX-packets:             %14"PRIu64"    RX-dropped:%14"PRIu64"    RX-total:"
791 		       "%14"PRIu64"\n",
792 		       stats->ipackets, stats->ierrors,
793 		       (uint64_t) (stats->ipackets + stats->ierrors));
794 
795 		if (cur_fwd_eng == &csum_fwd_engine)
796 			printf("  Bad-ipcsum:%14"PRIu64"    Bad-l4csum:%14"PRIu64"\n",
797 			       port->rx_bad_ip_csum, port->rx_bad_l4_csum);
798 
799 		printf("  TX-packets:             %14"PRIu64"    TX-dropped:%14"PRIu64"    TX-total:"
800 		       "%14"PRIu64"\n",
801 		       stats->opackets, port->tx_dropped,
802 		       (uint64_t) (stats->opackets + port->tx_dropped));
803 
804 		if (stats->rx_nombuf > 0)
805 			printf("  RX-nombufs:%14"PRIu64"\n", stats->rx_nombuf);
806 	}
807 
808 	/* Display statistics of XON/XOFF pause frames, if any. */
809 	if ((stats->tx_pause_xon  | stats->rx_pause_xon |
810 	     stats->tx_pause_xoff | stats->rx_pause_xoff) > 0) {
811 		printf("  RX-XOFF:    %-14"PRIu64" RX-XON:     %-14"PRIu64"\n",
812 		       stats->rx_pause_xoff, stats->rx_pause_xon);
813 		printf("  TX-XOFF:    %-14"PRIu64" TX-XON:     %-14"PRIu64"\n",
814 		       stats->tx_pause_xoff, stats->tx_pause_xon);
815 	}
816 
817 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
818 	if (port->rx_stream)
819 		pkt_burst_stats_display("RX",
820 			&port->rx_stream->rx_burst_stats);
821 	if (port->tx_stream)
822 		pkt_burst_stats_display("TX",
823 			&port->tx_stream->tx_burst_stats);
824 #endif
825 	/* stats fdir */
826 	if (fdir_conf.mode != RTE_FDIR_MODE_NONE)
827 		printf("  Fdirmiss:%14"PRIu64"	  Fdirmatch:%14"PRIu64"\n",
828 		       stats->fdirmiss,
829 		       stats->fdirmatch);
830 
831 	if (port->rx_queue_stats_mapping_enabled) {
832 		printf("\n");
833 		for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
834 			printf("  Stats reg %2d RX-packets:%14"PRIu64
835 			       "     RX-errors:%14"PRIu64
836 			       "    RX-bytes:%14"PRIu64"\n",
837 			       i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]);
838 		}
839 		printf("\n");
840 	}
841 	if (port->tx_queue_stats_mapping_enabled) {
842 		for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
843 			printf("  Stats reg %2d TX-packets:%14"PRIu64
844 			       "                                 TX-bytes:%14"PRIu64"\n",
845 			       i, stats->q_opackets[i], stats->q_obytes[i]);
846 		}
847 	}
848 
849 	printf("  %s--------------------------------%s\n",
850 	       fwd_stats_border, fwd_stats_border);
851 }
852 
853 static void
854 fwd_stream_stats_display(streamid_t stream_id)
855 {
856 	struct fwd_stream *fs;
857 	static const char *fwd_top_stats_border = "-------";
858 
859 	fs = fwd_streams[stream_id];
860 	if ((fs->rx_packets == 0) && (fs->tx_packets == 0) &&
861 	    (fs->fwd_dropped == 0))
862 		return;
863 	printf("\n  %s Forward Stats for RX Port=%2d/Queue=%2d -> "
864 	       "TX Port=%2d/Queue=%2d %s\n",
865 	       fwd_top_stats_border, fs->rx_port, fs->rx_queue,
866 	       fs->tx_port, fs->tx_queue, fwd_top_stats_border);
867 	printf("  RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u",
868 	       fs->rx_packets, fs->tx_packets, fs->fwd_dropped);
869 
870 	/* if checksum mode */
871 	if (cur_fwd_eng == &csum_fwd_engine) {
872 	       printf("  RX- bad IP checksum: %-14u  Rx- bad L4 checksum: "
873 			"%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum);
874 	}
875 
876 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
877 	pkt_burst_stats_display("RX", &fs->rx_burst_stats);
878 	pkt_burst_stats_display("TX", &fs->tx_burst_stats);
879 #endif
880 }
881 
882 static void
883 flush_fwd_rx_queues(void)
884 {
885 	struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
886 	portid_t  rxp;
887 	portid_t port_id;
888 	queueid_t rxq;
889 	uint16_t  nb_rx;
890 	uint16_t  i;
891 	uint8_t   j;
892 
893 	for (j = 0; j < 2; j++) {
894 		for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) {
895 			for (rxq = 0; rxq < nb_rxq; rxq++) {
896 				port_id = fwd_ports_ids[rxp];
897 				do {
898 					nb_rx = rte_eth_rx_burst(port_id, rxq,
899 						pkts_burst, MAX_PKT_BURST);
900 					for (i = 0; i < nb_rx; i++)
901 						rte_pktmbuf_free(pkts_burst[i]);
902 				} while (nb_rx > 0);
903 			}
904 		}
905 		rte_delay_ms(10); /* wait 10 milli-seconds before retrying */
906 	}
907 }
908 
909 static void
910 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
911 {
912 	struct fwd_stream **fsm;
913 	streamid_t nb_fs;
914 	streamid_t sm_id;
915 
916 	fsm = &fwd_streams[fc->stream_idx];
917 	nb_fs = fc->stream_nb;
918 	do {
919 		for (sm_id = 0; sm_id < nb_fs; sm_id++)
920 			(*pkt_fwd)(fsm[sm_id]);
921 	} while (! fc->stopped);
922 }
923 
924 static int
925 start_pkt_forward_on_core(void *fwd_arg)
926 {
927 	run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg,
928 			     cur_fwd_config.fwd_eng->packet_fwd);
929 	return 0;
930 }
931 
932 /*
933  * Run the TXONLY packet forwarding engine to send a single burst of packets.
934  * Used to start communication flows in network loopback test configurations.
935  */
936 static int
937 run_one_txonly_burst_on_core(void *fwd_arg)
938 {
939 	struct fwd_lcore *fwd_lc;
940 	struct fwd_lcore tmp_lcore;
941 
942 	fwd_lc = (struct fwd_lcore *) fwd_arg;
943 	tmp_lcore = *fwd_lc;
944 	tmp_lcore.stopped = 1;
945 	run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd);
946 	return 0;
947 }
948 
949 /*
950  * Launch packet forwarding:
951  *     - Setup per-port forwarding context.
952  *     - launch logical cores with their forwarding configuration.
953  */
954 static void
955 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore)
956 {
957 	port_fwd_begin_t port_fwd_begin;
958 	unsigned int i;
959 	unsigned int lc_id;
960 	int diag;
961 
962 	port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin;
963 	if (port_fwd_begin != NULL) {
964 		for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
965 			(*port_fwd_begin)(fwd_ports_ids[i]);
966 	}
967 	for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) {
968 		lc_id = fwd_lcores_cpuids[i];
969 		if ((interactive == 0) || (lc_id != rte_lcore_id())) {
970 			fwd_lcores[i]->stopped = 0;
971 			diag = rte_eal_remote_launch(pkt_fwd_on_lcore,
972 						     fwd_lcores[i], lc_id);
973 			if (diag != 0)
974 				printf("launch lcore %u failed - diag=%d\n",
975 				       lc_id, diag);
976 		}
977 	}
978 }
979 
980 /*
981  * Launch packet forwarding configuration.
982  */
983 void
984 start_packet_forwarding(int with_tx_first)
985 {
986 	port_fwd_begin_t port_fwd_begin;
987 	port_fwd_end_t  port_fwd_end;
988 	struct rte_port *port;
989 	unsigned int i;
990 	portid_t   pt_id;
991 	streamid_t sm_id;
992 
993 	if (all_ports_started() == 0) {
994 		printf("Not all ports were started\n");
995 		return;
996 	}
997 	if (test_done == 0) {
998 		printf("Packet forwarding already started\n");
999 		return;
1000 	}
1001 	if(dcb_test) {
1002 		for (i = 0; i < nb_fwd_ports; i++) {
1003 			pt_id = fwd_ports_ids[i];
1004 			port = &ports[pt_id];
1005 			if (!port->dcb_flag) {
1006 				printf("In DCB mode, all forwarding ports must "
1007                                        "be configured in this mode.\n");
1008 				return;
1009 			}
1010 		}
1011 		if (nb_fwd_lcores == 1) {
1012 			printf("In DCB mode,the nb forwarding cores "
1013                                "should be larger than 1.\n");
1014 			return;
1015 		}
1016 	}
1017 	test_done = 0;
1018 
1019 	if(!no_flush_rx)
1020 		flush_fwd_rx_queues();
1021 
1022 	fwd_config_setup();
1023 	rxtx_config_display();
1024 
1025 	for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1026 		pt_id = fwd_ports_ids[i];
1027 		port = &ports[pt_id];
1028 		rte_eth_stats_get(pt_id, &port->stats);
1029 		port->tx_dropped = 0;
1030 
1031 		map_port_queue_stats_mapping_registers(pt_id, port);
1032 	}
1033 	for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1034 		fwd_streams[sm_id]->rx_packets = 0;
1035 		fwd_streams[sm_id]->tx_packets = 0;
1036 		fwd_streams[sm_id]->fwd_dropped = 0;
1037 		fwd_streams[sm_id]->rx_bad_ip_csum = 0;
1038 		fwd_streams[sm_id]->rx_bad_l4_csum = 0;
1039 
1040 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
1041 		memset(&fwd_streams[sm_id]->rx_burst_stats, 0,
1042 		       sizeof(fwd_streams[sm_id]->rx_burst_stats));
1043 		memset(&fwd_streams[sm_id]->tx_burst_stats, 0,
1044 		       sizeof(fwd_streams[sm_id]->tx_burst_stats));
1045 #endif
1046 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1047 		fwd_streams[sm_id]->core_cycles = 0;
1048 #endif
1049 	}
1050 	if (with_tx_first) {
1051 		port_fwd_begin = tx_only_engine.port_fwd_begin;
1052 		if (port_fwd_begin != NULL) {
1053 			for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1054 				(*port_fwd_begin)(fwd_ports_ids[i]);
1055 		}
1056 		launch_packet_forwarding(run_one_txonly_burst_on_core);
1057 		rte_eal_mp_wait_lcore();
1058 		port_fwd_end = tx_only_engine.port_fwd_end;
1059 		if (port_fwd_end != NULL) {
1060 			for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
1061 				(*port_fwd_end)(fwd_ports_ids[i]);
1062 		}
1063 	}
1064 	launch_packet_forwarding(start_pkt_forward_on_core);
1065 }
1066 
1067 void
1068 stop_packet_forwarding(void)
1069 {
1070 	struct rte_eth_stats stats;
1071 	struct rte_port *port;
1072 	port_fwd_end_t  port_fwd_end;
1073 	int i;
1074 	portid_t   pt_id;
1075 	streamid_t sm_id;
1076 	lcoreid_t  lc_id;
1077 	uint64_t total_recv;
1078 	uint64_t total_xmit;
1079 	uint64_t total_rx_dropped;
1080 	uint64_t total_tx_dropped;
1081 	uint64_t total_rx_nombuf;
1082 	uint64_t tx_dropped;
1083 	uint64_t rx_bad_ip_csum;
1084 	uint64_t rx_bad_l4_csum;
1085 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1086 	uint64_t fwd_cycles;
1087 #endif
1088 	static const char *acc_stats_border = "+++++++++++++++";
1089 
1090 	if (all_ports_started() == 0) {
1091 		printf("Not all ports were started\n");
1092 		return;
1093 	}
1094 	if (test_done) {
1095 		printf("Packet forwarding not started\n");
1096 		return;
1097 	}
1098 	printf("Telling cores to stop...");
1099 	for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
1100 		fwd_lcores[lc_id]->stopped = 1;
1101 	printf("\nWaiting for lcores to finish...\n");
1102 	rte_eal_mp_wait_lcore();
1103 	port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
1104 	if (port_fwd_end != NULL) {
1105 		for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1106 			pt_id = fwd_ports_ids[i];
1107 			(*port_fwd_end)(pt_id);
1108 		}
1109 	}
1110 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1111 	fwd_cycles = 0;
1112 #endif
1113 	for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
1114 		if (cur_fwd_config.nb_fwd_streams >
1115 		    cur_fwd_config.nb_fwd_ports) {
1116 			fwd_stream_stats_display(sm_id);
1117 			ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL;
1118 			ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL;
1119 		} else {
1120 			ports[fwd_streams[sm_id]->tx_port].tx_stream =
1121 				fwd_streams[sm_id];
1122 			ports[fwd_streams[sm_id]->rx_port].rx_stream =
1123 				fwd_streams[sm_id];
1124 		}
1125 		tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped;
1126 		tx_dropped = (uint64_t) (tx_dropped +
1127 					 fwd_streams[sm_id]->fwd_dropped);
1128 		ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped;
1129 
1130 		rx_bad_ip_csum =
1131 			ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum;
1132 		rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum +
1133 					 fwd_streams[sm_id]->rx_bad_ip_csum);
1134 		ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum =
1135 							rx_bad_ip_csum;
1136 
1137 		rx_bad_l4_csum =
1138 			ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum;
1139 		rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum +
1140 					 fwd_streams[sm_id]->rx_bad_l4_csum);
1141 		ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum =
1142 							rx_bad_l4_csum;
1143 
1144 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1145 		fwd_cycles = (uint64_t) (fwd_cycles +
1146 					 fwd_streams[sm_id]->core_cycles);
1147 #endif
1148 	}
1149 	total_recv = 0;
1150 	total_xmit = 0;
1151 	total_rx_dropped = 0;
1152 	total_tx_dropped = 0;
1153 	total_rx_nombuf  = 0;
1154 	for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
1155 		pt_id = fwd_ports_ids[i];
1156 
1157 		port = &ports[pt_id];
1158 		rte_eth_stats_get(pt_id, &stats);
1159 		stats.ipackets -= port->stats.ipackets;
1160 		port->stats.ipackets = 0;
1161 		stats.opackets -= port->stats.opackets;
1162 		port->stats.opackets = 0;
1163 		stats.ibytes   -= port->stats.ibytes;
1164 		port->stats.ibytes = 0;
1165 		stats.obytes   -= port->stats.obytes;
1166 		port->stats.obytes = 0;
1167 		stats.ierrors  -= port->stats.ierrors;
1168 		port->stats.ierrors = 0;
1169 		stats.oerrors  -= port->stats.oerrors;
1170 		port->stats.oerrors = 0;
1171 		stats.rx_nombuf -= port->stats.rx_nombuf;
1172 		port->stats.rx_nombuf = 0;
1173 		stats.fdirmatch -= port->stats.fdirmatch;
1174 		port->stats.rx_nombuf = 0;
1175 		stats.fdirmiss -= port->stats.fdirmiss;
1176 		port->stats.rx_nombuf = 0;
1177 
1178 		total_recv += stats.ipackets;
1179 		total_xmit += stats.opackets;
1180 		total_rx_dropped += stats.ierrors;
1181 		total_tx_dropped += port->tx_dropped;
1182 		total_rx_nombuf  += stats.rx_nombuf;
1183 
1184 		fwd_port_stats_display(pt_id, &stats);
1185 	}
1186 	printf("\n  %s Accumulated forward statistics for all ports"
1187 	       "%s\n",
1188 	       acc_stats_border, acc_stats_border);
1189 	printf("  RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
1190 	       "%-"PRIu64"\n"
1191 	       "  TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
1192 	       "%-"PRIu64"\n",
1193 	       total_recv, total_rx_dropped, total_recv + total_rx_dropped,
1194 	       total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
1195 	if (total_rx_nombuf > 0)
1196 		printf("  RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
1197 	printf("  %s++++++++++++++++++++++++++++++++++++++++++++++"
1198 	       "%s\n",
1199 	       acc_stats_border, acc_stats_border);
1200 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
1201 	if (total_recv > 0)
1202 		printf("\n  CPU cycles/packet=%u (total cycles="
1203 		       "%"PRIu64" / total RX packets=%"PRIu64")\n",
1204 		       (unsigned int)(fwd_cycles / total_recv),
1205 		       fwd_cycles, total_recv);
1206 #endif
1207 	printf("\nDone.\n");
1208 	test_done = 1;
1209 }
1210 
1211 void
1212 dev_set_link_up(portid_t pid)
1213 {
1214 	if (rte_eth_dev_set_link_up((uint8_t)pid) < 0)
1215 		printf("\nSet link up fail.\n");
1216 }
1217 
1218 void
1219 dev_set_link_down(portid_t pid)
1220 {
1221 	if (rte_eth_dev_set_link_down((uint8_t)pid) < 0)
1222 		printf("\nSet link down fail.\n");
1223 }
1224 
1225 static int
1226 all_ports_started(void)
1227 {
1228 	portid_t pi;
1229 	struct rte_port *port;
1230 
1231 	for (pi = 0; pi < nb_ports; pi++) {
1232 		port = &ports[pi];
1233 		/* Check if there is a port which is not started */
1234 		if (port->port_status != RTE_PORT_STARTED)
1235 			return 0;
1236 	}
1237 
1238 	/* No port is not started */
1239 	return 1;
1240 }
1241 
1242 int
1243 start_port(portid_t pid)
1244 {
1245 	int diag, need_check_link_status = 0;
1246 	portid_t pi;
1247 	queueid_t qi;
1248 	struct rte_port *port;
1249 	uint8_t *mac_addr;
1250 
1251 	if (test_done == 0) {
1252 		printf("Please stop forwarding first\n");
1253 		return -1;
1254 	}
1255 
1256 	if (init_fwd_streams() < 0) {
1257 		printf("Fail from init_fwd_streams()\n");
1258 		return -1;
1259 	}
1260 
1261 	if(dcb_config)
1262 		dcb_test = 1;
1263 	for (pi = 0; pi < nb_ports; pi++) {
1264 		if (pid < nb_ports && pid != pi)
1265 			continue;
1266 
1267 		port = &ports[pi];
1268 		if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED,
1269 						 RTE_PORT_HANDLING) == 0) {
1270 			printf("Port %d is now not stopped\n", pi);
1271 			continue;
1272 		}
1273 
1274 		if (port->need_reconfig > 0) {
1275 			port->need_reconfig = 0;
1276 
1277 			printf("Configuring Port %d (socket %u)\n", pi,
1278 					port->socket_id);
1279 			/* configure port */
1280 			diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq,
1281 						&(port->dev_conf));
1282 			if (diag != 0) {
1283 				if (rte_atomic16_cmpset(&(port->port_status),
1284 				RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1285 					printf("Port %d can not be set back "
1286 							"to stopped\n", pi);
1287 				printf("Fail to configure port %d\n", pi);
1288 				/* try to reconfigure port next time */
1289 				port->need_reconfig = 1;
1290 				return -1;
1291 			}
1292 		}
1293 		if (port->need_reconfig_queues > 0) {
1294 			port->need_reconfig_queues = 0;
1295 			/* setup tx queues */
1296 			for (qi = 0; qi < nb_txq; qi++) {
1297 				if ((numa_support) &&
1298 					(txring_numa[pi] != NUMA_NO_CONFIG))
1299 					diag = rte_eth_tx_queue_setup(pi, qi,
1300 						nb_txd,txring_numa[pi],
1301 						&(port->tx_conf));
1302 				else
1303 					diag = rte_eth_tx_queue_setup(pi, qi,
1304 						nb_txd,port->socket_id,
1305 						&(port->tx_conf));
1306 
1307 				if (diag == 0)
1308 					continue;
1309 
1310 				/* Fail to setup tx queue, return */
1311 				if (rte_atomic16_cmpset(&(port->port_status),
1312 							RTE_PORT_HANDLING,
1313 							RTE_PORT_STOPPED) == 0)
1314 					printf("Port %d can not be set back "
1315 							"to stopped\n", pi);
1316 				printf("Fail to configure port %d tx queues\n", pi);
1317 				/* try to reconfigure queues next time */
1318 				port->need_reconfig_queues = 1;
1319 				return -1;
1320 			}
1321 			/* setup rx queues */
1322 			for (qi = 0; qi < nb_rxq; qi++) {
1323 				if ((numa_support) &&
1324 					(rxring_numa[pi] != NUMA_NO_CONFIG)) {
1325 					struct rte_mempool * mp =
1326 						mbuf_pool_find(rxring_numa[pi]);
1327 					if (mp == NULL) {
1328 						printf("Failed to setup RX queue:"
1329 							"No mempool allocation"
1330 							"on the socket %d\n",
1331 							rxring_numa[pi]);
1332 						return -1;
1333 					}
1334 
1335 					diag = rte_eth_rx_queue_setup(pi, qi,
1336 					     nb_rxd,rxring_numa[pi],
1337 					     &(port->rx_conf),mp);
1338 				}
1339 				else
1340 					diag = rte_eth_rx_queue_setup(pi, qi,
1341 					     nb_rxd,port->socket_id,
1342 					     &(port->rx_conf),
1343 				             mbuf_pool_find(port->socket_id));
1344 
1345 				if (diag == 0)
1346 					continue;
1347 
1348 
1349 				/* Fail to setup rx queue, return */
1350 				if (rte_atomic16_cmpset(&(port->port_status),
1351 							RTE_PORT_HANDLING,
1352 							RTE_PORT_STOPPED) == 0)
1353 					printf("Port %d can not be set back "
1354 							"to stopped\n", pi);
1355 				printf("Fail to configure port %d rx queues\n", pi);
1356 				/* try to reconfigure queues next time */
1357 				port->need_reconfig_queues = 1;
1358 				return -1;
1359 			}
1360 		}
1361 		/* start port */
1362 		if (rte_eth_dev_start(pi) < 0) {
1363 			printf("Fail to start port %d\n", pi);
1364 
1365 			/* Fail to setup rx queue, return */
1366 			if (rte_atomic16_cmpset(&(port->port_status),
1367 				RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1368 				printf("Port %d can not be set back to "
1369 							"stopped\n", pi);
1370 			continue;
1371 		}
1372 
1373 		if (rte_atomic16_cmpset(&(port->port_status),
1374 			RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0)
1375 			printf("Port %d can not be set into started\n", pi);
1376 
1377 		mac_addr = port->eth_addr.addr_bytes;
1378 		printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi,
1379 		       mac_addr[0], mac_addr[1], mac_addr[2],
1380 		       mac_addr[3], mac_addr[4], mac_addr[5]);
1381 
1382 		/* at least one port started, need checking link status */
1383 		need_check_link_status = 1;
1384 	}
1385 
1386 	if (need_check_link_status && !no_link_check)
1387 		check_all_ports_link_status(nb_ports, RTE_PORT_ALL);
1388 	else
1389 		printf("Please stop the ports first\n");
1390 
1391 	printf("Done\n");
1392 	return 0;
1393 }
1394 
1395 void
1396 stop_port(portid_t pid)
1397 {
1398 	portid_t pi;
1399 	struct rte_port *port;
1400 	int need_check_link_status = 0;
1401 
1402 	if (test_done == 0) {
1403 		printf("Please stop forwarding first\n");
1404 		return;
1405 	}
1406 	if (dcb_test) {
1407 		dcb_test = 0;
1408 		dcb_config = 0;
1409 	}
1410 	printf("Stopping ports...\n");
1411 
1412 	for (pi = 0; pi < nb_ports; pi++) {
1413 		if (pid < nb_ports && pid != pi)
1414 			continue;
1415 
1416 		port = &ports[pi];
1417 		if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED,
1418 						RTE_PORT_HANDLING) == 0)
1419 			continue;
1420 
1421 		rte_eth_dev_stop(pi);
1422 
1423 		if (rte_atomic16_cmpset(&(port->port_status),
1424 			RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
1425 			printf("Port %d can not be set into stopped\n", pi);
1426 		need_check_link_status = 1;
1427 	}
1428 	if (need_check_link_status && !no_link_check)
1429 		check_all_ports_link_status(nb_ports, RTE_PORT_ALL);
1430 
1431 	printf("Done\n");
1432 }
1433 
1434 void
1435 close_port(portid_t pid)
1436 {
1437 	portid_t pi;
1438 	struct rte_port *port;
1439 
1440 	if (test_done == 0) {
1441 		printf("Please stop forwarding first\n");
1442 		return;
1443 	}
1444 
1445 	printf("Closing ports...\n");
1446 
1447 	for (pi = 0; pi < nb_ports; pi++) {
1448 		if (pid < nb_ports && pid != pi)
1449 			continue;
1450 
1451 		port = &ports[pi];
1452 		if (rte_atomic16_cmpset(&(port->port_status),
1453 			RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) {
1454 			printf("Port %d is now not stopped\n", pi);
1455 			continue;
1456 		}
1457 
1458 		rte_eth_dev_close(pi);
1459 
1460 		if (rte_atomic16_cmpset(&(port->port_status),
1461 			RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0)
1462 			printf("Port %d can not be set into stopped\n", pi);
1463 	}
1464 
1465 	printf("Done\n");
1466 }
1467 
1468 int
1469 all_ports_stopped(void)
1470 {
1471 	portid_t pi;
1472 	struct rte_port *port;
1473 
1474 	for (pi = 0; pi < nb_ports; pi++) {
1475 		port = &ports[pi];
1476 		if (port->port_status != RTE_PORT_STOPPED)
1477 			return 0;
1478 	}
1479 
1480 	return 1;
1481 }
1482 
1483 void
1484 pmd_test_exit(void)
1485 {
1486 	portid_t pt_id;
1487 
1488 	for (pt_id = 0; pt_id < nb_ports; pt_id++) {
1489 		printf("Stopping port %d...", pt_id);
1490 		fflush(stdout);
1491 		rte_eth_dev_close(pt_id);
1492 		printf("done\n");
1493 	}
1494 	printf("bye...\n");
1495 }
1496 
1497 typedef void (*cmd_func_t)(void);
1498 struct pmd_test_command {
1499 	const char *cmd_name;
1500 	cmd_func_t cmd_func;
1501 };
1502 
1503 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0]))
1504 
1505 /* Check the link status of all ports in up to 9s, and print them finally */
1506 static void
1507 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
1508 {
1509 #define CHECK_INTERVAL 100 /* 100ms */
1510 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1511 	uint8_t portid, count, all_ports_up, print_flag = 0;
1512 	struct rte_eth_link link;
1513 
1514 	printf("Checking link statuses...\n");
1515 	fflush(stdout);
1516 	for (count = 0; count <= MAX_CHECK_TIME; count++) {
1517 		all_ports_up = 1;
1518 		for (portid = 0; portid < port_num; portid++) {
1519 			if ((port_mask & (1 << portid)) == 0)
1520 				continue;
1521 			memset(&link, 0, sizeof(link));
1522 			rte_eth_link_get_nowait(portid, &link);
1523 			/* print link status if flag set */
1524 			if (print_flag == 1) {
1525 				if (link.link_status)
1526 					printf("Port %d Link Up - speed %u "
1527 						"Mbps - %s\n", (uint8_t)portid,
1528 						(unsigned)link.link_speed,
1529 				(link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1530 					("full-duplex") : ("half-duplex\n"));
1531 				else
1532 					printf("Port %d Link Down\n",
1533 						(uint8_t)portid);
1534 				continue;
1535 			}
1536 			/* clear all_ports_up flag if any link down */
1537 			if (link.link_status == 0) {
1538 				all_ports_up = 0;
1539 				break;
1540 			}
1541 		}
1542 		/* after finally printing all link status, get out */
1543 		if (print_flag == 1)
1544 			break;
1545 
1546 		if (all_ports_up == 0) {
1547 			fflush(stdout);
1548 			rte_delay_ms(CHECK_INTERVAL);
1549 		}
1550 
1551 		/* set the print_flag if all ports up or timeout */
1552 		if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1553 			print_flag = 1;
1554 		}
1555 	}
1556 }
1557 
1558 static int
1559 set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port)
1560 {
1561 	uint16_t i;
1562 	int diag;
1563 	uint8_t mapping_found = 0;
1564 
1565 	for (i = 0; i < nb_tx_queue_stats_mappings; i++) {
1566 		if ((tx_queue_stats_mappings[i].port_id == port_id) &&
1567 				(tx_queue_stats_mappings[i].queue_id < nb_txq )) {
1568 			diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id,
1569 					tx_queue_stats_mappings[i].queue_id,
1570 					tx_queue_stats_mappings[i].stats_counter_id);
1571 			if (diag != 0)
1572 				return diag;
1573 			mapping_found = 1;
1574 		}
1575 	}
1576 	if (mapping_found)
1577 		port->tx_queue_stats_mapping_enabled = 1;
1578 	return 0;
1579 }
1580 
1581 static int
1582 set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port)
1583 {
1584 	uint16_t i;
1585 	int diag;
1586 	uint8_t mapping_found = 0;
1587 
1588 	for (i = 0; i < nb_rx_queue_stats_mappings; i++) {
1589 		if ((rx_queue_stats_mappings[i].port_id == port_id) &&
1590 				(rx_queue_stats_mappings[i].queue_id < nb_rxq )) {
1591 			diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id,
1592 					rx_queue_stats_mappings[i].queue_id,
1593 					rx_queue_stats_mappings[i].stats_counter_id);
1594 			if (diag != 0)
1595 				return diag;
1596 			mapping_found = 1;
1597 		}
1598 	}
1599 	if (mapping_found)
1600 		port->rx_queue_stats_mapping_enabled = 1;
1601 	return 0;
1602 }
1603 
1604 static void
1605 map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port)
1606 {
1607 	int diag = 0;
1608 
1609 	diag = set_tx_queue_stats_mapping_registers(pi, port);
1610 	if (diag != 0) {
1611 		if (diag == -ENOTSUP) {
1612 			port->tx_queue_stats_mapping_enabled = 0;
1613 			printf("TX queue stats mapping not supported port id=%d\n", pi);
1614 		}
1615 		else
1616 			rte_exit(EXIT_FAILURE,
1617 					"set_tx_queue_stats_mapping_registers "
1618 					"failed for port id=%d diag=%d\n",
1619 					pi, diag);
1620 	}
1621 
1622 	diag = set_rx_queue_stats_mapping_registers(pi, port);
1623 	if (diag != 0) {
1624 		if (diag == -ENOTSUP) {
1625 			port->rx_queue_stats_mapping_enabled = 0;
1626 			printf("RX queue stats mapping not supported port id=%d\n", pi);
1627 		}
1628 		else
1629 			rte_exit(EXIT_FAILURE,
1630 					"set_rx_queue_stats_mapping_registers "
1631 					"failed for port id=%d diag=%d\n",
1632 					pi, diag);
1633 	}
1634 }
1635 
1636 void
1637 init_port_config(void)
1638 {
1639 	portid_t pid;
1640 	struct rte_port *port;
1641 
1642 	for (pid = 0; pid < nb_ports; pid++) {
1643 		port = &ports[pid];
1644 		port->dev_conf.rxmode = rx_mode;
1645 		port->dev_conf.fdir_conf = fdir_conf;
1646 		if (nb_rxq > 1) {
1647 			port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
1648 			port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf;
1649 		} else {
1650 			port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
1651 			port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0;
1652 		}
1653 
1654 		/* In SR-IOV mode, RSS mode is not available */
1655 		if (port->dcb_flag == 0 && port->dev_info.max_vfs == 0) {
1656 			if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
1657 				port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
1658 			else
1659 				port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE;
1660 		}
1661 
1662 		port->rx_conf.rx_thresh = rx_thresh;
1663 		port->rx_conf.rx_free_thresh = rx_free_thresh;
1664 		port->rx_conf.rx_drop_en = rx_drop_en;
1665 		port->tx_conf.tx_thresh = tx_thresh;
1666 		port->tx_conf.tx_rs_thresh = tx_rs_thresh;
1667 		port->tx_conf.tx_free_thresh = tx_free_thresh;
1668 		port->tx_conf.txq_flags = txq_flags;
1669 
1670 		rte_eth_macaddr_get(pid, &port->eth_addr);
1671 
1672 		map_port_queue_stats_mapping_registers(pid, port);
1673 #ifdef RTE_NIC_BYPASS
1674 		rte_eth_dev_bypass_init(pid);
1675 #endif
1676 	}
1677 }
1678 
1679 const uint16_t vlan_tags[] = {
1680 		0,  1,  2,  3,  4,  5,  6,  7,
1681 		8,  9, 10, 11,  12, 13, 14, 15,
1682 		16, 17, 18, 19, 20, 21, 22, 23,
1683 		24, 25, 26, 27, 28, 29, 30, 31
1684 };
1685 
1686 static  int
1687 get_eth_dcb_conf(struct rte_eth_conf *eth_conf, struct dcb_config *dcb_conf)
1688 {
1689         uint8_t i;
1690 
1691  	/*
1692  	 * Builds up the correct configuration for dcb+vt based on the vlan tags array
1693  	 * given above, and the number of traffic classes available for use.
1694  	 */
1695 	if (dcb_conf->dcb_mode == DCB_VT_ENABLED) {
1696 		struct rte_eth_vmdq_dcb_conf vmdq_rx_conf;
1697 		struct rte_eth_vmdq_dcb_tx_conf vmdq_tx_conf;
1698 
1699 		/* VMDQ+DCB RX and TX configrations */
1700 		vmdq_rx_conf.enable_default_pool = 0;
1701 		vmdq_rx_conf.default_pool = 0;
1702 		vmdq_rx_conf.nb_queue_pools =
1703 			(dcb_conf->num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
1704 		vmdq_tx_conf.nb_queue_pools =
1705 			(dcb_conf->num_tcs ==  ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
1706 
1707 		vmdq_rx_conf.nb_pool_maps = sizeof( vlan_tags )/sizeof( vlan_tags[ 0 ]);
1708 		for (i = 0; i < vmdq_rx_conf.nb_pool_maps; i++) {
1709 			vmdq_rx_conf.pool_map[i].vlan_id = vlan_tags[ i ];
1710 			vmdq_rx_conf.pool_map[i].pools = 1 << (i % vmdq_rx_conf.nb_queue_pools);
1711 		}
1712 		for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
1713 			vmdq_rx_conf.dcb_queue[i] = i;
1714 			vmdq_tx_conf.dcb_queue[i] = i;
1715 		}
1716 
1717 		/*set DCB mode of RX and TX of multiple queues*/
1718 		eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB;
1719 		eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB;
1720 		if (dcb_conf->pfc_en)
1721 			eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT|ETH_DCB_PFC_SUPPORT;
1722 		else
1723 			eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT;
1724 
1725 		(void)(rte_memcpy(&eth_conf->rx_adv_conf.vmdq_dcb_conf, &vmdq_rx_conf,
1726                                 sizeof(struct rte_eth_vmdq_dcb_conf)));
1727 		(void)(rte_memcpy(&eth_conf->tx_adv_conf.vmdq_dcb_tx_conf, &vmdq_tx_conf,
1728                                 sizeof(struct rte_eth_vmdq_dcb_tx_conf)));
1729 	}
1730 	else {
1731 		struct rte_eth_dcb_rx_conf rx_conf;
1732 		struct rte_eth_dcb_tx_conf tx_conf;
1733 
1734 		/* queue mapping configuration of DCB RX and TX */
1735 		if (dcb_conf->num_tcs == ETH_4_TCS)
1736 			dcb_q_mapping = DCB_4_TCS_Q_MAPPING;
1737 		else
1738 			dcb_q_mapping = DCB_8_TCS_Q_MAPPING;
1739 
1740 		rx_conf.nb_tcs = dcb_conf->num_tcs;
1741 		tx_conf.nb_tcs = dcb_conf->num_tcs;
1742 
1743 		for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++){
1744 			rx_conf.dcb_queue[i] = i;
1745 			tx_conf.dcb_queue[i] = i;
1746 		}
1747 		eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB;
1748 		eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB;
1749 		if (dcb_conf->pfc_en)
1750 			eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT|ETH_DCB_PFC_SUPPORT;
1751 		else
1752 			eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT;
1753 
1754 		(void)(rte_memcpy(&eth_conf->rx_adv_conf.dcb_rx_conf, &rx_conf,
1755                                 sizeof(struct rte_eth_dcb_rx_conf)));
1756 		(void)(rte_memcpy(&eth_conf->tx_adv_conf.dcb_tx_conf, &tx_conf,
1757                                 sizeof(struct rte_eth_dcb_tx_conf)));
1758 	}
1759 
1760 	return 0;
1761 }
1762 
1763 int
1764 init_port_dcb_config(portid_t pid,struct dcb_config *dcb_conf)
1765 {
1766 	struct rte_eth_conf port_conf;
1767 	struct rte_port *rte_port;
1768 	int retval;
1769 	uint16_t nb_vlan;
1770 	uint16_t i;
1771 
1772 	/* rxq and txq configuration in dcb mode */
1773 	nb_rxq = 128;
1774 	nb_txq = 128;
1775 	rx_free_thresh = 64;
1776 
1777 	memset(&port_conf,0,sizeof(struct rte_eth_conf));
1778 	/* Enter DCB configuration status */
1779 	dcb_config = 1;
1780 
1781 	nb_vlan = sizeof( vlan_tags )/sizeof( vlan_tags[ 0 ]);
1782 	/*set configuration of DCB in vt mode and DCB in non-vt mode*/
1783 	retval = get_eth_dcb_conf(&port_conf, dcb_conf);
1784 	if (retval < 0)
1785 		return retval;
1786 
1787 	rte_port = &ports[pid];
1788 	memcpy(&rte_port->dev_conf, &port_conf,sizeof(struct rte_eth_conf));
1789 
1790 	rte_port->rx_conf.rx_thresh = rx_thresh;
1791 	rte_port->rx_conf.rx_free_thresh = rx_free_thresh;
1792 	rte_port->tx_conf.tx_thresh = tx_thresh;
1793 	rte_port->tx_conf.tx_rs_thresh = tx_rs_thresh;
1794 	rte_port->tx_conf.tx_free_thresh = tx_free_thresh;
1795 	/* VLAN filter */
1796 	rte_port->dev_conf.rxmode.hw_vlan_filter = 1;
1797 	for (i = 0; i < nb_vlan; i++){
1798 		rx_vft_set(pid, vlan_tags[i], 1);
1799 	}
1800 
1801 	rte_eth_macaddr_get(pid, &rte_port->eth_addr);
1802 	map_port_queue_stats_mapping_registers(pid, rte_port);
1803 
1804 	rte_port->dcb_flag = 1;
1805 
1806 	return 0;
1807 }
1808 
1809 #ifdef RTE_EXEC_ENV_BAREMETAL
1810 #define main _main
1811 #endif
1812 
1813 int
1814 main(int argc, char** argv)
1815 {
1816 	int  diag;
1817 	uint8_t port_id;
1818 
1819 	diag = rte_eal_init(argc, argv);
1820 	if (diag < 0)
1821 		rte_panic("Cannot init EAL\n");
1822 
1823 	if (rte_eal_pci_probe())
1824 		rte_panic("Cannot probe PCI\n");
1825 
1826 	nb_ports = (portid_t) rte_eth_dev_count();
1827 	if (nb_ports == 0)
1828 		rte_exit(EXIT_FAILURE, "No probed ethernet devices - "
1829 							"check that "
1830 			  "CONFIG_RTE_LIBRTE_IGB_PMD=y and that "
1831 			  "CONFIG_RTE_LIBRTE_EM_PMD=y and that "
1832 			  "CONFIG_RTE_LIBRTE_IXGBE_PMD=y in your "
1833 			  "configuration file\n");
1834 
1835 	set_def_fwd_config();
1836 	if (nb_lcores == 0)
1837 		rte_panic("Empty set of forwarding logical cores - check the "
1838 			  "core mask supplied in the command parameters\n");
1839 
1840 	argc -= diag;
1841 	argv += diag;
1842 	if (argc > 1)
1843 		launch_args_parse(argc, argv);
1844 
1845 	if (nb_rxq > nb_txq)
1846 		printf("Warning: nb_rxq=%d enables RSS configuration, "
1847 		       "but nb_txq=%d will prevent to fully test it.\n",
1848 		       nb_rxq, nb_txq);
1849 
1850 	init_config();
1851 	if (start_port(RTE_PORT_ALL) != 0)
1852 		rte_exit(EXIT_FAILURE, "Start ports failed\n");
1853 
1854 	/* set all ports to promiscuous mode by default */
1855 	for (port_id = 0; port_id < nb_ports; port_id++)
1856 		rte_eth_promiscuous_enable(port_id);
1857 
1858 #ifdef RTE_LIBRTE_CMDLINE
1859 	if (interactive == 1) {
1860 		if (auto_start) {
1861 			printf("Start automatic packet forwarding\n");
1862 			start_packet_forwarding(0);
1863 		}
1864 		prompt();
1865 	} else
1866 #endif
1867 	{
1868 		char c;
1869 		int rc;
1870 
1871 		printf("No commandline core given, start packet forwarding\n");
1872 		start_packet_forwarding(0);
1873 		printf("Press enter to exit\n");
1874 		rc = read(0, &c, 1);
1875 		if (rc < 0)
1876 			return 1;
1877 	}
1878 
1879 	return 0;
1880 }
1881