/*-
* BSD LICENSE
*
- * Copyright(c) 2010-2012 Intel Corporation. All rights reserved.
+ * Copyright(c) 2010-2013 Intel Corporation. All rights reserved.
* All rights reserved.
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
* are met:
*
- * * Redistributions of source code must retain the above copyright
+ * * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
* distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
*/
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
-#include <unistd.h>
#include <assert.h>
#include <errno.h>
#include <signal.h>
#include <stdarg.h>
#include <inttypes.h>
+#include <getopt.h>
#include <rte_common.h>
#include <rte_log.h>
#include "main.h"
/* basic constants used in application */
-#define SOCKET0 0
-#define SOCKET1 1
-
#define NUM_QUEUES 128
#define NUM_MBUFS 64*1024
#define MBUF_CACHE_SIZE 64
#define MBUF_SIZE (2048 + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM)
-/* Basic application settings */
-#define NUM_POOLS ETH_16_POOLS /* can be ETH_16_POOLS or ETH_32_POOLS */
+#define INVALID_PORT_ID 0xFF
-#define RX_PORT 0
-#define TX_PORT 1
+/* mask of enabled ports */
+static uint32_t enabled_port_mask = 0;
+
+/* number of pools (if user does not specify any, 16 by default */
+static enum rte_eth_nb_pools num_pools = ETH_16_POOLS;
/*
* RX and TX Prefetch, Host, and Write-back threshold values should be
/* empty vmdq+dcb configuration structure. Filled in programatically */
static const struct rte_eth_conf vmdq_dcb_conf_default = {
.rxmode = {
- .mq_mode = ETH_VMDQ_DCB,
+ .mq_mode = ETH_MQ_RX_VMDQ_DCB,
.split_hdr_size = 0,
.header_split = 0, /**< Header Split disabled */
.hw_ip_checksum = 0, /**< IP checksum offload disabled */
.jumbo_frame = 0, /**< Jumbo Frame Support disabled */
},
.txmode = {
- .mq_mode = ETH_DCB_NONE,
+ .mq_mode = ETH_MQ_TX_NONE,
},
.rx_adv_conf = {
/*
* appropriate values
*/
.vmdq_dcb_conf = {
- .nb_queue_pools = NUM_POOLS,
+ .nb_queue_pools = ETH_16_POOLS,
.enable_default_pool = 0,
.default_pool = 0,
.nb_pool_maps = 0,
},
};
+static uint8_t ports[RTE_MAX_ETHPORTS];
+static unsigned num_ports = 0;
+
/* array used for printing out statistics */
volatile unsigned long rxPackets[ NUM_QUEUES ] = {0};
conf.nb_queue_pools = num_pools;
conf.enable_default_pool = 0;
+ conf.default_pool = 0; /* set explicit value, even if not used */
conf.nb_pool_maps = sizeof( vlan_tags )/sizeof( vlan_tags[ 0 ]);
for (i = 0; i < conf.nb_pool_maps; i++){
conf.pool_map[i].vlan_id = vlan_tags[ i ];
for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++){
conf.dcb_queue[i] = (uint8_t)(i % (NUM_QUEUES/num_pools));
}
- rte_memcpy(eth_conf, &vmdq_dcb_conf_default, sizeof(*eth_conf));
- rte_memcpy(ð_conf->rx_adv_conf.vmdq_dcb_conf, &conf,
- sizeof(eth_conf->rx_adv_conf.vmdq_dcb_conf));
+ (void)(rte_memcpy(eth_conf, &vmdq_dcb_conf_default, sizeof(*eth_conf)));
+ (void)(rte_memcpy(ð_conf->rx_adv_conf.vmdq_dcb_conf, &conf,
+ sizeof(eth_conf->rx_adv_conf.vmdq_dcb_conf)));
return 0;
}
int retval;
uint16_t q;
- get_eth_conf(&port_conf, NUM_POOLS);
+ retval = get_eth_conf(&port_conf, num_pools);
+ if (retval < 0)
+ return retval;
if (port >= rte_eth_dev_count()) return -1;
for (q = 0; q < rxRings; q ++) {
retval = rte_eth_rx_queue_setup(port, q, rxRingSize,
- SOCKET0, &rx_conf_default,
+ rte_eth_dev_socket_id(port), &rx_conf_default,
mbuf_pool);
if (retval < 0)
return retval;
for (q = 0; q < txRings; q ++) {
retval = rte_eth_tx_queue_setup(port, q, txRingSize,
- SOCKET0, &tx_conf_default);
+ rte_eth_dev_socket_id(port), &tx_conf_default);
if (retval < 0)
return retval;
}
if (retval < 0)
return retval;
+ struct ether_addr addr;
+ rte_eth_macaddr_get(port, &addr);
+ printf("Port %u MAC: %02"PRIx8" %02"PRIx8" %02"PRIx8
+ " %02"PRIx8" %02"PRIx8" %02"PRIx8"\n",
+ (unsigned)port,
+ addr.addr_bytes[0], addr.addr_bytes[1], addr.addr_bytes[2],
+ addr.addr_bytes[3], addr.addr_bytes[4], addr.addr_bytes[5]);
+
return 0;
}
+/* Check num_pools parameter and set it if OK*/
+static int
+vmdq_parse_num_pools(const char *q_arg)
+{
+ char *end = NULL;
+ int n;
+
+ /* parse number string */
+ n = strtol(q_arg, &end, 10);
+ if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
+ return -1;
+ if (n != 16 && n != 32)
+ return -1;
+ if (n == 16)
+ num_pools = ETH_16_POOLS;
+ else
+ num_pools = ETH_32_POOLS;
+
+ return 0;
+}
+
+static int
+parse_portmask(const char *portmask)
+{
+ char *end = NULL;
+ unsigned long pm;
+
+ /* parse hexadecimal string */
+ pm = strtoul(portmask, &end, 16);
+ if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
+ return -1;
+
+ if (pm == 0)
+ return -1;
+
+ return pm;
+}
+
+/* Display usage */
+static void
+vmdq_usage(const char *prgname)
+{
+ printf("%s [EAL options] -- -p PORTMASK]\n"
+ " --nb-pools NP: number of pools (16 default, 32)\n",
+ prgname);
+}
+
+/* Parse the argument (num_pools) given in the command line of the application */
+static int
+vmdq_parse_args(int argc, char **argv)
+{
+ int opt;
+ int option_index;
+ unsigned i;
+ const char *prgname = argv[0];
+ static struct option long_option[] = {
+ {"nb-pools", required_argument, NULL, 0},
+ {NULL, 0, 0, 0}
+ };
+
+ /* Parse command line */
+ while ((opt = getopt_long(argc, argv, "p:",long_option,&option_index)) != EOF) {
+ switch (opt) {
+ /* portmask */
+ case 'p':
+ enabled_port_mask = parse_portmask(optarg);
+ if (enabled_port_mask == 0) {
+ printf("invalid portmask\n");
+ vmdq_usage(prgname);
+ return -1;
+ }
+ break;
+ case 0:
+ if (vmdq_parse_num_pools(optarg) == -1){
+ printf("invalid number of pools\n");
+ vmdq_usage(prgname);
+ return -1;
+ }
+ break;
+ default:
+ vmdq_usage(prgname);
+ return -1;
+ }
+ }
+
+ for(i = 0; i < RTE_MAX_ETHPORTS; i++)
+ {
+ if (enabled_port_mask & (1 << i))
+ ports[num_ports++] = (uint8_t)i;
+ }
+
+ if (num_ports < 2 || num_ports % 2) {
+ printf("Current enabled port number is %u,"
+ "but it should be even and at least 2\n",num_ports);
+ return -1;
+ }
+
+ return 0;
+}
+
+
#ifndef RTE_EXEC_ENV_BAREMETAL
/* When we receive a HUP signal, print out our stats */
static void
{
unsigned q;
for (q = 0; q < NUM_QUEUES; q ++) {
- if (q % (NUM_QUEUES/NUM_POOLS) == 0)
- printf("\nPool %u: ", q/(NUM_QUEUES/NUM_POOLS));
+ if (q % (NUM_QUEUES/num_pools) == 0)
+ printf("\nPool %u: ", q/(NUM_QUEUES/num_pools));
printf("%lu ", rxPackets[ q ]);
}
printf("\nFinished handling signal %d\n", signum);
const unsigned num_cores = rte_lcore_count();
uint16_t startQueue = (uint16_t)(core_num * (NUM_QUEUES/num_cores));
uint16_t endQueue = (uint16_t)(startQueue + (NUM_QUEUES/num_cores));
- uint16_t q, i;
-
+ uint16_t q, i, p;
+
printf("Core %u(lcore %u) reading queues %i-%i\n", (unsigned)core_num,
rte_lcore_id(), startQueue, endQueue - 1);
for (;;) {
struct rte_mbuf *buf[32];
const uint16_t buf_size = sizeof(buf) / sizeof(buf[0]);
+ for (p = 0; p < num_ports; p++) {
+ const uint8_t src = ports[p];
+ const uint8_t dst = ports[p ^ 1]; /* 0 <-> 1, 2 <-> 3 etc */
- for (q = startQueue; q < endQueue; q++) {
- const uint16_t rxCount = rte_eth_rx_burst(RX_PORT,
- q, buf, buf_size);
- if (rxCount == 0)
+ if ((src == INVALID_PORT_ID) || (dst == INVALID_PORT_ID))
continue;
- rxPackets[q] += rxCount;
- const uint16_t txCount = rte_eth_tx_burst(TX_PORT,
+ for (q = startQueue; q < endQueue; q++) {
+ const uint16_t rxCount = rte_eth_rx_burst(src,
+ q, buf, buf_size);
+ if (rxCount == 0)
+ continue;
+ rxPackets[q] += rxCount;
+
+ const uint16_t txCount = rte_eth_tx_burst(dst,
(uint16_t)core_num, buf, rxCount);
- if (txCount != rxCount) {
- for (i = txCount; i < rxCount; i++)
- rte_pktmbuf_free(buf[i]);
+ if (txCount != rxCount) {
+ for (i = txCount; i < rxCount; i++)
+ rte_pktmbuf_free(buf[i]);
+ }
}
}
}
}
+/*
+ * Update the global var NUM_PORTS and array PORTS according to system ports number
+ * and return valid ports number
+ */
+static unsigned check_ports_num(unsigned nb_ports)
+{
+ unsigned valid_num_ports = num_ports;
+ unsigned portid;
+
+ if (num_ports > nb_ports) {
+ printf("\nSpecified port number(%u) exceeds total system port number(%u)\n",
+ num_ports, nb_ports);
+ num_ports = nb_ports;
+ }
+
+ for (portid = 0; portid < num_ports; portid ++) {
+ if (ports[portid] >= nb_ports) {
+ printf("\nSpecified port ID(%u) exceeds max system port ID(%u)\n",
+ ports[portid], (nb_ports - 1));
+ ports[portid] = INVALID_PORT_ID;
+ valid_num_ports --;
+ }
+ }
+ return valid_num_ports;
+}
+
+
/* Main function, does initialisation and calls the per-lcore functions */
int
MAIN(int argc, char *argv[])
struct rte_mempool *mbuf_pool;
unsigned lcore_id;
uintptr_t i;
+ int ret;
+ unsigned nb_ports, valid_num_ports;
+ uint8_t portid;
#ifndef RTE_EXEC_ENV_BAREMETAL
signal(SIGHUP, sighup_handler);
#endif
- if (rte_eal_init(argc, argv) < 0)
+ /* init EAL */
+ ret = rte_eal_init(argc, argv);
+ if (ret < 0)
rte_exit(EXIT_FAILURE, "Error with EAL initialization\n");
- if (rte_igb_pmd_init() != 0 ||
- rte_ixgbe_pmd_init() != 0 ||
+ argc -= ret;
+ argv += ret;
+
+ /* parse app arguments */
+ ret = vmdq_parse_args(argc, argv);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Invalid VMDQ argument\n");
+
+ if (rte_ixgbe_pmd_init() != 0 ||
rte_eal_pci_probe() != 0)
rte_exit(EXIT_FAILURE, "Error with NIC driver initialization\n");
-
+
cores = rte_lcore_count();
- if ((cores & (cores - 1)) != 0 || cores > 16) {
- rte_exit(EXIT_FAILURE,
- "This program can only run on 2,4,8 or 16 cores\n\n");
+ if ((cores & (cores - 1)) != 0 || cores > 128) {
+ rte_exit(EXIT_FAILURE,"This program can only run on an even"
+ "number of cores(1-128)\n\n");
+ }
+
+ nb_ports = rte_eth_dev_count();
+ if (nb_ports > RTE_MAX_ETHPORTS)
+ nb_ports = RTE_MAX_ETHPORTS;
+
+ /*
+ * Update the global var NUM_PORTS and global array PORTS
+ * and get value of var VALID_NUM_PORTS according to system ports number
+ */
+ valid_num_ports = check_ports_num(nb_ports);
+
+ if (valid_num_ports < 2 || valid_num_ports % 2) {
+ printf("Current valid ports number is %u\n", valid_num_ports);
+ rte_exit(EXIT_FAILURE, "Error with valid ports number is not even or less than 2\n");
}
- mbuf_pool = rte_mempool_create("MBUF_POOL", NUM_MBUFS,
+ mbuf_pool = rte_mempool_create("MBUF_POOL", NUM_MBUFS * nb_ports,
MBUF_SIZE, MBUF_CACHE_SIZE,
sizeof(struct rte_pktmbuf_pool_private),
rte_pktmbuf_pool_init, NULL,
rte_pktmbuf_init, NULL,
- SOCKET0, 0);
+ rte_socket_id(), 0);
if (mbuf_pool == NULL)
rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
- if (port_init(RX_PORT, mbuf_pool) != 0 ||
- port_init(TX_PORT, mbuf_pool) != 0)
- rte_exit(EXIT_FAILURE, "Cannot initialize network ports\n");
+ /* initialize all ports */
+ for (portid = 0; portid < nb_ports; portid++) {
+ /* skip ports that are not enabled */
+ if ((enabled_port_mask & (1 << portid)) == 0) {
+ printf("\nSkipping disabled port %d\n", portid);
+ continue;
+ }
+ if (port_init(portid, mbuf_pool) != 0)
+ rte_exit(EXIT_FAILURE, "Cannot initialize network ports\n");
+ }
/* call lcore_main() on every slave lcore */
i = 0;