diff --git a/rteval-cmd b/rteval-cmd
index 5cb6d7a44523..c1324aa3e612 100755
--- a/rteval-cmd
+++ b/rteval-cmd
@@ -29,6 +29,7 @@ from rteval.Log import Log
 from rteval import RtEval, rtevalConfig
 from rteval.modules.loads import LoadModules
 from rteval.modules.measurement import MeasurementModules
+from rteval import cpupower
 from rteval.version import RTEVAL_VERSION
 from rteval.systopology import SysTopology, parse_cpulist_from_config
 from rteval.modules.loads.kcompile import ModuleParameters
@@ -146,7 +147,11 @@ def parse_options(cfg, parser, cmdargs):
     parser.add_argument("-S", "--source-download", nargs="*", dest="rteval___srcdownload",
                         type=str, default=None, metavar="KERNEL_VERSION",
                         help='download a source kernel from kernel.org and exit')
-
+    parser.add_argument("-c", "--cpulist", dest="rteval___cpulist", metavar="CPULIST",
+                        default=str([i for i in range(os.cpu_count())]).strip('[]'),
+                        help='specify list of cpus whose idle state to modify')
+    parser.add_argument('--idle-set', dest='rteval___cstate', metavar='CSTATE',
+                        default=None, help='cstate to enable for this rteval run')
 
     if not cmdargs:
         cmdargs = ["--help"]
@@ -169,6 +174,12 @@ def parse_options(cfg, parser, cmdargs):
         cmd_args = cmdargs[ind+1:]
         cmdargs = cmdargs[:ind+1]
 
+    # if --cpulist is specified, make sure --idle-set is too
+    if ((sys.argv.count('-c')+sys.argv.count('--cpulist')) > 0) and \
+    (sys.argv.count('--cpulist') == 0):
+        print('--cpulist must be used with --idle-set')
+        cmdargs = ["--help"]
+
     cmd_opts = parser.parse_args(args=cmdargs)
 
     # if no kernel version was provided for --source-download, set version to default
@@ -263,6 +274,9 @@ if __name__ == '__main__':
                 | (rtevcfg.debugging and Log.DEBUG)
         logger.SetLogVerbosity(loglev)
 
+        # check if cpupower is being used
+        if sys.argv.count('--idle-set') > 0:
+            rtevcfg.update({'usingCpupower': True})
         # Load modules
         loadmods = LoadModules(config, logger=logger)
         measuremods = MeasurementModules(config, logger=logger)
@@ -394,6 +408,11 @@ if __name__ == '__main__':
         if not os.path.isdir(rtevcfg.workdir):
             raise RuntimeError(f"work directory {rtevcfg.workdir} does not exist")
 
+        # if idle-set has been specified, enable idlestate in rtecfg.cpulist
+        cpupower_controller = None
+        if rtevcfg.cstate:
+            cpupower_controller = cpupower.Cpupower(rtevcfg.cpulist, rtevcfg.cstate)
+            cpupower_controller.enable_idle_state()
 
         rteval = RtEval(config, loadmods, measuremods, logger)
         rteval.Prepare(rtevcfg.onlyload)
@@ -413,6 +432,10 @@ if __name__ == '__main__':
             ec = rteval.Measure()
             logger.log(Log.DEBUG, f"exiting with exit code: {ec}")
 
+        # reset idlestate
+        if rtevcfg.cstate:
+            cpupower_controller.restore_cstate()
+
         sys.exit(ec)
     except KeyboardInterrupt:
         sys.exit(0)
diff --git a/rteval/cpupower.py b/rteval/cpupower.py
new file mode 100644
index 000000000000..3a404948776f
--- /dev/null
+++ b/rteval/cpupower.py
@@ -0,0 +1,86 @@
+#! /user/bin/python3
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+import subprocess
+import argparse
+import os
+import multiprocessing
+import time
+
+
+class Cpupower:
+    def __init__(self, cpulist, cstate):
+        self.cpulist = cpulist
+        self.cstate = cstate
+        self.nstates = len(os.listdir('/sys/devices/system/cpu/cpu0/cpuidle/'))    # number of cstates
+        self.cpu_count = multiprocessing.cpu_count()
+        self.cstate_cfg = []
+
+
+    def enable_idle_state(self):
+        ''' Enable a specific cstate, while disabling all other cstates, and save the current cstate configuration '''
+        self.cstate_cfg = self.get_cstate_cfg()
+
+        # enable cstate and disable the rest
+        if (self.cpulist):
+            subprocess.run(['sudo', 'cpupower', '-c', self.cpulist,'idle-set', '-e', str(self.cstate)], stdout=open(os.devnull, 'wb'))
+            for cs in range(self.nstates):
+                if str(cs) != self.cstate:
+                    subprocess.run(['sudo', 'cpupower', '-c', self.cpulist,'idle-set', '-d', str(cs)], stdout=open(os.devnull, 'wb'))
+        else:
+            subprocess.run(['sudo', 'cpupower', 'idle-set', '-e', str(self.cstate)], stdout=open(os.devnull, 'wb'))
+            for cs in range(self.nstates):
+                if str(cs) != self.cstate:
+                    subprocess.run(['sudo', 'cpupower', 'idle-set', '-d', str(cs)], stdout=open(os.devnull, 'wb'))
+
+        if self.cpulist: print(f'Idlestate {self.cstate} enabled on CPUs {self.cpulist}')
+        else: print(f'Idlestate {self.cstate} enabled on all CPUs')
+
+
+    def get_cstate_cfg(self):
+        ''' Store the current cstate config '''
+        # cstate [m] configuration on cpu [n] can be found in '/sys/devices/system/cpu/cpu*/cpuidle/state*/disable'
+        cfg = []
+        for cpu in range(self.cpu_count):
+            cfg.append([])
+            for cs in range(self.nstates):
+                f = open('/sys/devices/system/cpu/cpu'+str(cpu)+'/cpuidle/state'+str(cs)+'/disable', 'r')
+                d = f.read(1)
+                cfg[cpu].append(d)   # cstate_cfg[n][m] stores the m-th idle state on the n-th cpu
+
+        return cfg
+
+
+    def restore_cstate(self):
+        for cpu in range(self.cpu_count):
+            for cs in range(self.nstates):
+                f = open('/sys/devices/system/cpu/cpu'+str(cpu)+'/cpuidle/state'+str(cs)+'/disable', 'w')
+                f.write(self.cstate_cfg[cpu][cs])
+                f.close()
+        print('Idle state configuration restored')
+
+    def get_idle_info():
+        subprocess.call(['cpupower', 'idle-info'])
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument('-c', '--cpu-list', required=False, default=None,
+                        help='List of cpus to perform cpupower-idle-set operation on.')
+    parser.add_argument('-s', '--cstate', default='',
+                        help='Specify cstate to enable/disable')
+    parser.add_argument('--info', default=False, action='store_true', help='Get idle state information')
+
+    args = parser.parse_args()
+    print(args)
+    cpulist = args.cpu_list
+    cstate = args.cstate
+    if (cstate):
+        cpupower = Cpupower(cpulist, cstate)
+        cpupower.enable_idle_state()
+        time.sleep(10)
+        cpupower.restore_cstate()
+    elif (args.info):
+        Cpupower.get_idle_info()
+
+
