examples/vm_power: vm power management application
For launching CLI thread and Monitor thread and initialising resources. Requires a minimum of two lcores to run, additional cores specified by eal core mask are not used. Signed-off-by: Alan Carew <alan.carew@intel.com> Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
This commit is contained in:
Alan Carew
Thomas Monjalon
parent
d26c18c932
commit
8db653ff78
@ -38,6 +38,7 @@ RTE_TARGET ?= x86_64-native-linuxapp-gcc
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include $(RTE_SDK)/mk/rte.vars.mk
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DIRS-y += cmdline
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DIRS-$(CONFIG_RTE_LIBRTE_DISTRIBUTOR) += distributor
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ifneq ($(ICP_ROOT),)
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DIRS-y += dpdk_qat
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endif
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@ -67,6 +68,6 @@ DIRS-$(CONFIG_RTE_LIBRTE_VHOST) += vhost
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DIRS-$(CONFIG_RTE_LIBRTE_XEN_DOM0) += vhost_xen
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DIRS-y += vmdq
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DIRS-y += vmdq_dcb
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DIRS-$(CONFIG_RTE_LIBRTE_DISTRIBUTOR) += distributor
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DIRS-y += vm_power_manager
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include $(RTE_SDK)/mk/rte.extsubdir.mk
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57
examples/vm_power_manager/Makefile
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57
examples/vm_power_manager/Makefile
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@ -0,0 +1,57 @@
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# BSD LICENSE
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#
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# Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Intel Corporation nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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ifeq ($(RTE_SDK),)
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$(error "Please define RTE_SDK environment variable")
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endif
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# Default target, can be overridden by command line or environment
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RTE_TARGET ?= x86_64-native-linuxapp-gcc
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include $(RTE_SDK)/mk/rte.vars.mk
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# binary name
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APP = vm_power_mgr
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# all source are stored in SRCS-y
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SRCS-y := main.c vm_power_cli.c power_manager.c channel_manager.c
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SRCS-y += channel_monitor.c
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CFLAGS += -O3 -lvirt -I$(RTE_SDK)/lib/librte_power/
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CFLAGS += $(WERROR_FLAGS)
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# workaround for a gcc bug with noreturn attribute
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# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12603
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ifeq ($(CONFIG_RTE_TOOLCHAIN_GCC),y)
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CFLAGS_main.o += -Wno-return-type
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endif
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include $(RTE_SDK)/mk/rte.extapp.mk
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117
examples/vm_power_manager/main.c
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117
examples/vm_power_manager/main.c
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@ -0,0 +1,117 @@
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/*-
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* BSD LICENSE
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*
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* Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdint.h>
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#include <errno.h>
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#include <sys/epoll.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <signal.h>
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#include <errno.h>
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#include <sys/queue.h>
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#include <rte_common.h>
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#include <rte_eal.h>
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#include <rte_launch.h>
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#include <rte_log.h>
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#include <rte_per_lcore.h>
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#include <rte_lcore.h>
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#include <rte_debug.h>
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#include <rte_config.h>
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#include "channel_manager.h"
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#include "channel_monitor.h"
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#include "power_manager.h"
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#include "vm_power_cli.h"
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#include "main.h"
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static int
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run_monitor(__attribute__((unused)) void *arg)
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{
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if (channel_monitor_init() < 0) {
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printf("Unable to initialize channel monitor\n");
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return -1;
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}
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run_channel_monitor();
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return 0;
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}
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static void
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sig_handler(int signo)
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{
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printf("Received signal %d, exiting...\n", signo);
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channel_monitor_exit();
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channel_manager_exit();
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power_manager_exit();
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}
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int
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MAIN(int argc, char **argv)
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{
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int ret;
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unsigned lcore_id;
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ret = rte_eal_init(argc, argv);
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if (ret < 0)
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rte_panic("Cannot init EAL\n");
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signal(SIGINT, sig_handler);
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signal(SIGTERM, sig_handler);
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lcore_id = rte_get_next_lcore(-1, 1, 0);
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if (lcore_id == RTE_MAX_LCORE) {
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RTE_LOG(ERR, EAL, "A minimum of two cores are required to run "
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"application\n");
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return 0;
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}
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rte_eal_remote_launch(run_monitor, NULL, lcore_id);
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if (power_manager_init() < 0) {
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printf("Unable to initialize power manager\n");
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return -1;
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}
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if (channel_manager_init(CHANNEL_MGR_DEFAULT_HV_PATH) < 0) {
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printf("Unable to initialize channel manager\n");
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return -1;
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}
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run_cli(NULL);
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rte_eal_mp_wait_lcore();
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return 0;
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}
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52
examples/vm_power_manager/main.h
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52
examples/vm_power_manager/main.h
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@ -0,0 +1,52 @@
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/*-
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* BSD LICENSE
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*
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* Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _MAIN_H_
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#define _MAIN_H_
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#ifdef RTE_EXEC_ENV_BAREMETAL
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#define MAIN _main
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#else
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#define MAIN main
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#endif
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int MAIN(int argc, char **argv);
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#endif /* _MAIN_H_ */
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#ifndef MAIN_H_
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#define MAIN_H_
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#endif /* MAIN_H_ */
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