/usr/share/dpdk/examples/vm_power_manager/main.c is in dpdk-doc 2.2.0-0ubuntu7.
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* BSD LICENSE
*
* Copyright(c) 2010-2014 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 <string.h>
#include <stdint.h>
#include <errno.h>
#include <sys/epoll.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <errno.h>
#include <sys/queue.h>
#include <rte_common.h>
#include <rte_eal.h>
#include <rte_launch.h>
#include <rte_log.h>
#include <rte_per_lcore.h>
#include <rte_lcore.h>
#include <rte_debug.h>
#include <rte_config.h>
#include "channel_manager.h"
#include "channel_monitor.h"
#include "power_manager.h"
#include "vm_power_cli.h"
static int
run_monitor(__attribute__((unused)) void *arg)
{
if (channel_monitor_init() < 0) {
printf("Unable to initialize channel monitor\n");
return -1;
}
run_channel_monitor();
return 0;
}
static void
sig_handler(int signo)
{
printf("Received signal %d, exiting...\n", signo);
channel_monitor_exit();
channel_manager_exit();
power_manager_exit();
}
int
main(int argc, char **argv)
{
int ret;
unsigned lcore_id;
ret = rte_eal_init(argc, argv);
if (ret < 0)
rte_panic("Cannot init EAL\n");
signal(SIGINT, sig_handler);
signal(SIGTERM, sig_handler);
lcore_id = rte_get_next_lcore(-1, 1, 0);
if (lcore_id == RTE_MAX_LCORE) {
RTE_LOG(ERR, EAL, "A minimum of two cores are required to run "
"application\n");
return 0;
}
rte_eal_remote_launch(run_monitor, NULL, lcore_id);
if (power_manager_init() < 0) {
printf("Unable to initialize power manager\n");
return -1;
}
if (channel_manager_init(CHANNEL_MGR_DEFAULT_HV_PATH) < 0) {
printf("Unable to initialize channel manager\n");
return -1;
}
run_cli(NULL);
rte_eal_mp_wait_lcore();
return 0;
}
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