- *
- * 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
- * * 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
- * * 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
- *
- * 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
/* basic constants used in application */
#define NUM_QUEUES 128
#define NUM_MBUFS 64*1024
#define MBUF_CACHE_SIZE 64
/* basic constants used in application */
#define NUM_QUEUES 128
#define NUM_MBUFS 64*1024
#define MBUF_CACHE_SIZE 64
/* number of pools (if user does not specify any, 16 by default */
static enum rte_eth_nb_pools num_pools = ETH_16_POOLS;
/* 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
- * carefully set for optimal performance. Consult the network
- * controller's datasheet and supporting DPDK documentation for guidance
- * on how these parameters should be set.
- */
-/* Default configuration for rx and tx thresholds etc. */
-static const struct rte_eth_rxconf rx_conf_default = {
- .rx_thresh = {
- .pthresh = 8,
- .hthresh = 8,
- .wthresh = 4,
- },
-};
-
-/*
- * These default values are optimized for use with the Intel(R) 82599 10 GbE
- * Controller and the DPDK ixgbe PMD. Consider using other values for other
- * network controllers and/or network drivers.
- */
-static const struct rte_eth_txconf tx_conf_default = {
- .tx_thresh = {
- .pthresh = 36,
- .hthresh = 0,
- .wthresh = 0,
- },
- .tx_free_thresh = 0, /* Use PMD default values */
- .tx_rs_thresh = 0, /* Use PMD default values */
-};
-
/* empty vmdq+dcb configuration structure. Filled in programatically */
static const struct rte_eth_conf vmdq_dcb_conf_default = {
.rxmode = {
/* empty vmdq+dcb configuration structure. Filled in programatically */
static const struct rte_eth_conf vmdq_dcb_conf_default = {
.rxmode = {
for (q = 0; q < rxRings; q ++) {
retval = rte_eth_rx_queue_setup(port, q, rxRingSize,
for (q = 0; q < rxRings; q ++) {
retval = rte_eth_rx_queue_setup(port, q, rxRingSize,
for (q = 0; q < txRings; q ++) {
retval = rte_eth_tx_queue_setup(port, q, txRingSize,
for (q = 0; q < txRings; q ++) {
retval = rte_eth_tx_queue_setup(port, q, txRingSize,
+ 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]);
+
+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;
+}
+
- printf("%s [EAL options] -- [-nb-pools NP]\n"
- " -nb-pools NP: number of pools (16 default, 32)\n",
+ printf("%s [EAL options] -- -p PORTMASK]\n"
+ " --nb-pools NP: number of pools (16 default, 32)\n",
static struct option long_option[] = {
{"nb-pools", required_argument, NULL, 0},
{NULL, 0, 0, 0}
};
/* Parse command line */
static struct option long_option[] = {
{"nb-pools", required_argument, NULL, 0},
{NULL, 0, 0, 0}
};
/* Parse command line */
- while ((opt = getopt_long_only(argc, argv, "",long_option,&option_index)) != EOF) {
+ while ((opt = getopt_long(argc, argv, "p:",long_option,&option_index)) != EOF) {
/* When we receive a HUP signal, print out our stats */
static void
sighup_handler(int signum)
/* When we receive a HUP signal, print out our stats */
static void
sighup_handler(int 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));
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));
printf("Core %u(lcore %u) reading queues %i-%i\n", (unsigned)core_num,
rte_lcore_id(), startQueue, endQueue - 1);
printf("Core %u(lcore %u) reading queues %i-%i\n", (unsigned)core_num,
rte_lcore_id(), startQueue, endQueue - 1);
- 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,
- 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;
+}
+
+
- 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");
- mbuf_pool = rte_mempool_create("MBUF_POOL", NUM_MBUFS,
- MBUF_SIZE, MBUF_CACHE_SIZE,
- sizeof(struct rte_pktmbuf_pool_private),
- rte_pktmbuf_pool_init, NULL,
- rte_pktmbuf_init, NULL,
- rte_socket_id(), 0);
+ 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_pktmbuf_pool_create("MBUF_POOL", NUM_MBUFS * nb_ports,
+ MBUF_CACHE_SIZE, 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
- 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");
+ }