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authorIntel <intel.com>2013-06-03 00:00:00 +0000
committerThomas Monjalon <thomas.monjalon@6wind.com>2013-09-17 14:09:21 +0200
commite6541fdec8b2407e46569147be6887ca3ad4a704 (patch)
tree3c5678bd745fda90285796107dad1c28865404ac /examples/qos_meter
parentd7937e2e3d12e326b86248a42f95825db53c8b4f (diff)
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meter: initial import
Signed-off-by: Intel
Diffstat (limited to 'examples/qos_meter')
-rw-r--r--examples/qos_meter/Makefile57
-rwxr-xr-xexamples/qos_meter/main.c433
-rwxr-xr-xexamples/qos_meter/main.h89
-rw-r--r--examples/qos_meter/rte_policer.c59
-rw-r--r--examples/qos_meter/rte_policer.h65
5 files changed, 703 insertions, 0 deletions
diff --git a/examples/qos_meter/Makefile b/examples/qos_meter/Makefile
new file mode 100644
index 0000000..6ce840a
--- /dev/null
+++ b/examples/qos_meter/Makefile
@@ -0,0 +1,57 @@
+# BSD LICENSE
+#
+# 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
+# are met:
+#
+# * 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
+# distribution.
+# * 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
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+ifeq ($(RTE_SDK),)
+$(error "Please define RTE_SDK environment variable")
+endif
+
+# Default target, can be overriden by command line or environment
+RTE_TARGET ?= x86_64-default-linuxapp-gcc
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+# binary name
+APP = qos_meter
+
+# all source are stored in SRCS-y
+SRCS-y := main.c rte_policer.c
+
+CFLAGS += -O3
+CFLAGS += $(WERROR_FLAGS)
+
+# workaround for a gcc bug with noreturn attribute
+# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12603
+ifeq ($(CONFIG_RTE_TOOLCHAIN_GCC),y)
+CFLAGS_main.o += -Wno-return-type
+endif
+
+include $(RTE_SDK)/mk/rte.extapp.mk
diff --git a/examples/qos_meter/main.c b/examples/qos_meter/main.c
new file mode 100755
index 0000000..ca1d4ac
--- /dev/null
+++ b/examples/qos_meter/main.c
@@ -0,0 +1,433 @@
+/*-
+ * BSD LICENSE
+ *
+ * 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
+ * are met:
+ *
+ * * 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
+ * distribution.
+ * * 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
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <stdio.h>
+#include <getopt.h>
+
+#include <rte_common.h>
+#include <rte_eal.h>
+#include <rte_mempool.h>
+#include <rte_ethdev.h>
+#include <rte_cycles.h>
+#include <rte_mbuf.h>
+#include <rte_meter.h>
+
+/*
+ * Traffic metering configuration
+ *
+ */
+#define APP_MODE_FWD 0
+#define APP_MODE_SRTCM_COLOR_BLIND 1
+#define APP_MODE_SRTCM_COLOR_AWARE 2
+#define APP_MODE_TRTCM_COLOR_BLIND 3
+#define APP_MODE_TRTCM_COLOR_AWARE 4
+
+#define APP_MODE APP_MODE_SRTCM_COLOR_BLIND
+
+
+#include "main.h"
+
+
+#define APP_PKT_FLOW_POS 33
+#define APP_PKT_COLOR_POS 5
+
+
+#if APP_PKT_FLOW_POS > 64 || APP_PKT_COLOR_POS > 64
+#error Byte offset needs to be less than 64
+#endif
+
+/*
+ * Buffer pool configuration
+ *
+ ***/
+#define MBUF_SIZE (2048 + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM)
+#define NB_MBUF 8192
+#define MEMPOOL_CACHE_SIZE 256
+
+static struct rte_mempool *pool = NULL;
+
+/*
+ * NIC configuration
+ *
+ ***/
+static struct rte_eth_conf port_conf = {
+ .rxmode = {
+ .max_rx_pkt_len = ETHER_MAX_LEN,
+ .split_hdr_size = 0,
+ .header_split = 0,
+ .hw_ip_checksum = 1,
+ .hw_vlan_filter = 0,
+ .jumbo_frame = 0,
+ .hw_strip_crc = 0,
+ },
+ .rx_adv_conf = {
+ .rss_conf = {
+ .rss_key = NULL,
+ .rss_hf = ETH_RSS_IPV4 | ETH_RSS_IPV6,
+ },
+ },
+ .txmode = {
+ .mq_mode = ETH_DCB_NONE,
+ },
+};
+
+static const struct rte_eth_rxconf rx_conf = {
+ .rx_thresh = {
+ .pthresh = 8, /* RX prefetch threshold reg */
+ .hthresh = 8, /* RX host threshold reg */
+ .wthresh = 4, /* RX write-back threshold reg */
+ },
+ .rx_free_thresh = 32,
+};
+
+static const struct rte_eth_txconf tx_conf = {
+ .tx_thresh = {
+ .pthresh = 36, /* TX prefetch threshold reg */
+ .hthresh = 0, /* TX host threshold reg */
+ .wthresh = 0, /* TX write-back threshold reg */
+ },
+ .tx_free_thresh = 0,
+ .tx_rs_thresh = 0,
+ .txq_flags = 0x0,
+};
+
+#define NIC_RX_QUEUE_DESC 128
+#define NIC_TX_QUEUE_DESC 512
+
+#define NIC_RX_QUEUE 0
+#define NIC_TX_QUEUE 0
+
+/*
+ * Packet RX/TX
+ *
+ ***/
+#define PKT_RX_BURST_MAX 32
+#define PKT_TX_BURST_MAX 32
+#define TIME_TX_DRAIN 200000ULL
+
+static uint8_t port_rx;
+static uint8_t port_tx;
+static struct rte_mbuf *pkts_rx[PKT_RX_BURST_MAX];
+static struct rte_mbuf *pkts_tx[PKT_TX_BURST_MAX];
+static uint16_t pkts_tx_len = 0;
+
+
+struct rte_meter_srtcm_params app_srtcm_params[] = {
+ {.cir = 1000000 * 46, .cbs = 2048, .ebs = 2048},
+};
+
+struct rte_meter_trtcm_params app_trtcm_params[] = {
+ {.cir = 1000000 * 46, .pir = 1500000 * 46, .cbs = 2048, .pbs = 2048},
+};
+
+#define DIM(a) (sizeof (a) / sizeof ((a)[0]))
+#define APP_FLOWS_MAX 256
+
+FLOW_METER app_flows[APP_FLOWS_MAX];
+
+static void
+app_configure_flow_table(void)
+{
+ uint32_t i, j;
+
+ for (i = 0, j = 0; i < APP_FLOWS_MAX; i ++, j = (j + 1) % DIM(PARAMS)){
+ FUNC_CONFIG(&app_flows[i], &PARAMS[j]);
+ }
+}
+
+static inline void
+app_pkt_handle(struct rte_mbuf *pkt, uint64_t time)
+{
+ uint8_t color;
+
+ uint8_t *pkt_data = rte_pktmbuf_mtod(pkt, uint8_t *);
+ uint32_t pkt_len = rte_pktmbuf_pkt_len(pkt) - sizeof(struct ether_hdr);
+ uint8_t flow_id = (uint8_t)(pkt_data[APP_PKT_FLOW_POS] & (APP_FLOWS_MAX - 1));
+ color = pkt_data[APP_PKT_COLOR_POS];
+
+ /* color input is not used for blind modes */
+ color = (uint8_t) FUNC_METER(&app_flows[flow_id], time, pkt_len,
+ (enum rte_meter_color) color);
+ pkt_data[APP_PKT_COLOR_POS] = color;
+}
+
+
+static __attribute__((noreturn)) int
+main_loop(__attribute__((unused)) void *dummy)
+{
+ uint64_t current_time, last_time = rte_rdtsc();
+ uint32_t lcore_id = rte_lcore_id();
+
+ printf("Core %u: port RX = %d, port TX = %d\n", lcore_id, port_rx, port_tx);
+
+ while (1) {
+ uint64_t time_diff;
+ int i, nb_rx;
+
+ /* Mechanism to avoid stale packets in the output buffer */
+ current_time = rte_rdtsc();
+ time_diff = current_time - last_time;
+ if (unlikely(time_diff > TIME_TX_DRAIN)) {
+ int ret;
+
+ if (pkts_tx_len == 0) {
+ last_time = current_time;
+
+ continue;
+ }
+
+ /* Write packet burst to NIC TX */
+ ret = rte_eth_tx_burst(port_tx, NIC_TX_QUEUE, pkts_tx, pkts_tx_len);
+
+ /* Free buffers for any packets not written successfully */
+ if (unlikely(ret < pkts_tx_len)) {
+ for ( ; ret < pkts_tx_len; ret ++) {
+ rte_pktmbuf_free(pkts_tx[ret]);
+ }
+ }
+
+ /* Empty the output buffer */
+ pkts_tx_len = 0;
+
+ last_time = current_time;
+ }
+
+ /* Read packet burst from NIC RX */
+ nb_rx = rte_eth_rx_burst(port_rx, NIC_RX_QUEUE, pkts_rx, PKT_RX_BURST_MAX);
+
+ /* Handle packets */
+ for (i = 0; i < nb_rx; i ++) {
+ struct rte_mbuf *pkt = pkts_rx[i];
+
+ /* Handle current packet*/
+ app_pkt_handle(pkt, current_time);
+
+ /* Write current packet in the output buffer */
+ pkts_tx[pkts_tx_len] = pkt;
+ pkts_tx_len ++;
+
+ /* Write packets from output buffer to NIC TX when full burst is available */
+ if (unlikely(pkts_tx_len == PKT_TX_BURST_MAX)) {
+ /* Write packet burst to NIC TX */
+ int ret = rte_eth_tx_burst(port_tx, NIC_TX_QUEUE, pkts_tx, PKT_TX_BURST_MAX);
+
+ /* Free buffers for any packets not written successfully */
+ if (unlikely(ret < PKT_TX_BURST_MAX)) {
+ for ( ; ret < PKT_TX_BURST_MAX; ret ++) {
+ rte_pktmbuf_free(pkts_tx[ret]);
+ }
+ }
+
+ /* Empty the output buffer */
+ pkts_tx_len = 0;
+ }
+ }
+ }
+}
+
+static void
+print_usage(const char *prgname)
+{
+ printf ("%s [EAL options] -- -p PORTMASK\n"
+ " -p PORTMASK: hexadecimal bitmask of ports to configure\n",
+ prgname);
+}
+
+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;
+}
+
+/* Parse the argument given in the command line of the application */
+static int
+parse_args(int argc, char **argv)
+{
+ int opt;
+ char **argvopt;
+ int option_index;
+ char *prgname = argv[0];
+ static struct option lgopts[] = {
+ {NULL, 0, 0, 0}
+ };
+ uint64_t port_mask, i, mask;
+
+ argvopt = argv;
+
+ while ((opt = getopt_long(argc, argvopt, "p:", lgopts, &option_index)) != EOF) {
+ switch (opt) {
+ case 'p':
+ port_mask = parse_portmask(optarg);
+ if (port_mask == 0) {
+ printf("invalid port mask (null port mask)\n");
+ print_usage(prgname);
+ return -1;
+ }
+
+ for (i = 0, mask = 1; i < 64; i ++, mask <<= 1){
+ if (mask & port_mask){
+ port_rx = i;
+ port_mask &= ~ mask;
+ break;
+ }
+ }
+
+ for (i = 0, mask = 1; i < 64; i ++, mask <<= 1){
+ if (mask & port_mask){
+ port_tx = i;
+ port_mask &= ~ mask;
+ break;
+ }
+ }
+
+ if (port_mask != 0) {
+ printf("invalid port mask (more than 2 ports)\n");
+ print_usage(prgname);
+ return -1;
+ }
+ break;
+
+ default:
+ print_usage(prgname);
+ return -1;
+ }
+ }
+
+ if (optind <= 1) {
+ print_usage(prgname);
+ return -1;
+ }
+
+ argv[optind-1] = prgname;
+
+ optind = 0; /* reset getopt lib */
+ return 0;
+}
+
+int
+MAIN(int argc, char **argv)
+{
+ uint32_t lcore_id;
+ int ret;
+
+ /* EAL init */
+ ret = rte_eal_init(argc, argv);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
+ argc -= ret;
+ argv += ret;
+ if (rte_lcore_count() != 1) {
+ rte_exit(EXIT_FAILURE, "This application does not accept more than one core. "
+ "Please adjust the \"-c COREMASK\" parameter accordingly.\n");
+ }
+
+ /* Application non-EAL arguments parse */
+ ret = parse_args(argc, argv);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Invalid input arguments\n");
+
+ /* Buffer pool init */
+ pool = rte_mempool_create("pool", NB_MBUF, MBUF_SIZE, MEMPOOL_CACHE_SIZE,
+ sizeof(struct rte_pktmbuf_pool_private), rte_pktmbuf_pool_init, NULL,
+ rte_pktmbuf_init, NULL, rte_socket_id(), 0);
+ if (pool == NULL)
+ rte_exit(EXIT_FAILURE, "Buffer pool creation error\n");
+
+ /* PMD init */
+ if (rte_pmd_init_all() < 0)
+ rte_exit(EXIT_FAILURE, "PMD init error\n");
+
+ if (rte_eal_pci_probe() < 0)
+ rte_exit(EXIT_FAILURE, "PCI probe error\n");
+
+ /* NIC init */
+ ret = rte_eth_dev_configure(port_rx, 1, 1, &port_conf);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Port %d configuration error (%d)\n", port_rx, ret);
+
+ ret = rte_eth_rx_queue_setup(port_rx, NIC_RX_QUEUE, NIC_RX_QUEUE_DESC, rte_eth_dev_socket_id(port_rx), &rx_conf, pool);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Port %d RX queue setup error (%d)\n", port_rx, ret);
+
+ ret = rte_eth_tx_queue_setup(port_rx, NIC_TX_QUEUE, NIC_TX_QUEUE_DESC, rte_eth_dev_socket_id(port_rx), &tx_conf);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Port %d TX queue setup error (%d)\n", port_rx, ret);
+
+ ret = rte_eth_dev_configure(port_tx, 1, 1, &port_conf);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Port %d configuration error (%d)\n", port_tx, ret);
+
+ ret = rte_eth_rx_queue_setup(port_tx, NIC_RX_QUEUE, NIC_RX_QUEUE_DESC, rte_eth_dev_socket_id(port_tx), &rx_conf, pool);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Port %d RX queue setup error (%d)\n", port_tx, ret);
+
+ ret = rte_eth_tx_queue_setup(port_tx, NIC_TX_QUEUE, NIC_TX_QUEUE_DESC, rte_eth_dev_socket_id(port_tx), &tx_conf);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Port %d TX queue setup error (%d)\n", port_tx, ret);
+
+ ret = rte_eth_dev_start(port_rx);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Port %d start error (%d)\n", port_rx, ret);
+
+ ret = rte_eth_dev_start(port_tx);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Port %d start error (%d)\n", port_tx, ret);
+
+ rte_eth_promiscuous_enable(port_rx);
+
+ rte_eth_promiscuous_enable(port_tx);
+
+ /* App configuration */
+ app_configure_flow_table();
+
+ /* Launch per-lcore init on every lcore */
+ rte_eal_mp_remote_launch(main_loop, NULL, CALL_MASTER);
+ RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ if (rte_eal_wait_lcore(lcore_id) < 0)
+ return -1;
+ }
+
+ return 0;
+}
diff --git a/examples/qos_meter/main.h b/examples/qos_meter/main.h
new file mode 100755
index 0000000..7a84855
--- /dev/null
+++ b/examples/qos_meter/main.h
@@ -0,0 +1,89 @@
+/*-
+ * BSD LICENSE
+ *
+ * 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
+ * are met:
+ *
+ * * 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
+ * distribution.
+ * * 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
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#ifndef _MAIN_H_
+#define _MAIN_H_
+
+#ifdef RTE_EXEC_ENV_BAREMETAL
+#define MAIN _main
+#else
+#define MAIN main
+#endif
+
+int MAIN(int argc, char **argv);
+
+
+#if APP_MODE == APP_MODE_FWD
+
+#define FUNC_METER(a,b,c,d) color, flow_id=flow_id, pkt_len=pkt_len, time=time
+#define FUNC_CONFIG(a,b)
+#define PARAMS app_srtcm_params
+#define FLOW_METER int
+
+#elif APP_MODE == APP_MODE_SRTCM_COLOR_BLIND
+
+#define FUNC_METER(a,b,c,d) rte_meter_srtcm_color_blind_check(a,b,c)
+#define FUNC_CONFIG rte_meter_srtcm_config
+#define PARAMS app_srtcm_params
+#define FLOW_METER struct rte_meter_srtcm
+
+#elif (APP_MODE == APP_MODE_SRTCM_COLOR_AWARE)
+
+#define FUNC_METER rte_meter_srtcm_color_aware_check
+#define FUNC_CONFIG rte_meter_srtcm_config
+#define PARAMS app_srtcm_params
+#define FLOW_METER struct rte_meter_srtcm
+
+#elif (APP_MODE == APP_MODE_TRTCM_COLOR_BLIND)
+
+#define FUNC_METER(a,b,c,d) rte_meter_trtcm_color_blind_check(a,b,c)
+#define FUNC_CONFIG rte_meter_trtcm_config
+#define PARAMS app_trtcm_params
+#define FLOW_METER struct rte_meter_trtcm
+
+#elif (APP_MODE == APP_MODE_TRTCM_COLOR_AWARE)
+
+#define FUNC_METER rte_meter_trtcm_color_aware_check
+#define FUNC_CONFIG rte_meter_trtcm_config
+#define PARAMS app_trtcm_params
+#define FLOW_METER struct rte_meter_trtcm
+
+#else
+#error Invalid value for APP_MODE
+#endif
+
+
+
+
+#endif /* _MAIN_H_ */
diff --git a/examples/qos_meter/rte_policer.c b/examples/qos_meter/rte_policer.c
new file mode 100644
index 0000000..1f2ac47
--- /dev/null
+++ b/examples/qos_meter/rte_policer.c
@@ -0,0 +1,59 @@
+/*-
+ * BSD LICENSE
+ *
+ * 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
+ * are met:
+ *
+ * * 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
+ * distribution.
+ * * 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
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <stdlib.h>
+#include "rte_policer.h"
+
+int
+rte_phb_config(struct rte_phb *phb_table, uint32_t phb_table_index,
+ enum rte_meter_color pre_meter, enum rte_meter_color post_meter, enum rte_phb_action action)
+{
+ struct rte_phb *phb = NULL;
+
+ /* User argument checking */
+ if (phb_table == NULL) {
+ return -1;
+ }
+
+ if ((pre_meter > e_RTE_METER_RED) || (post_meter > e_RTE_METER_RED) || (pre_meter > post_meter)) {
+ return -2;
+ }
+
+ /* Set action in PHB table entry */
+ phb = &phb_table[phb_table_index];
+ phb->actions[pre_meter][post_meter] = action;
+
+
+ return 0;
+}
diff --git a/examples/qos_meter/rte_policer.h b/examples/qos_meter/rte_policer.h
new file mode 100644
index 0000000..7eb6b27
--- /dev/null
+++ b/examples/qos_meter/rte_policer.h
@@ -0,0 +1,65 @@
+/*-
+ * BSD LICENSE
+ *
+ * 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
+ * are met:
+ *
+ * * 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
+ * distribution.
+ * * 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
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#ifndef __INCLUDE_RTE_POLICER_H__
+#define __INCLUDE_RTE_POLICER_H__
+
+#include <stdint.h>
+#include <rte_meter.h>
+
+enum rte_phb_action {
+ e_RTE_PHB_ACTION_GREEN = e_RTE_METER_GREEN,
+ e_RTE_PHB_ACTION_YELLOW = e_RTE_METER_YELLOW,
+ e_RTE_PHB_ACTION_RED = e_RTE_METER_RED,
+ e_RTE_PHB_ACTION_DROP = 3,
+};
+
+struct rte_phb {
+ enum rte_phb_action actions[e_RTE_METER_COLORS][e_RTE_METER_COLORS];
+};
+
+int
+rte_phb_config(struct rte_phb *phb_table, uint32_t phb_table_index,
+ enum rte_meter_color pre_meter, enum rte_meter_color post_meter, enum rte_phb_action action);
+
+static inline enum rte_phb_action
+policer_run(struct rte_phb *phb_table, uint32_t phb_table_index, enum rte_meter_color pre_meter, enum rte_meter_color post_meter)
+{
+ struct rte_phb *phb = &phb_table[phb_table_index];
+ enum rte_phb_action action = phb->actions[pre_meter][post_meter];
+
+ return action;
+}
+
+#endif