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# BSD LICENSE
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# Copyright(c) 2019-2020 Intel Corporation. All rights reserved.
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"""
Power common functions module
"""
import pwr
def get_pwr_sys():
"""
Returns list of CPU objects or None on error
"""
try:
pwr_sys = pwr.get_system()
except (IOError, ValueError):
return None
return pwr_sys
def get_pwr_cpus():
"""
Returns list of CPU objects or None on error
"""
try:
cpus = pwr.get_cpus()
except (IOError, ValueError):
return None
return cpus
def get_pwr_cores():
"""
Returns list of CORE objects or None on error
"""
try:
cores = pwr.get_cores()
except (IOError, ValueError):
return None
return cores
def get_pwr_lowest_freq():
"""
Returns lowest supported freq or None on error
"""
cpus = get_pwr_cpus()
if not cpus:
return None
return cpus[0].lowest_freq
def get_pwr_base_freq():
"""
Returns base freq or None on error
"""
cpus = get_pwr_cpus()
if not cpus:
return None
return cpus[0].base_freq
def get_pwr_highest_freq():
"""
Returns highest supported freq or None on error
"""
cpus = get_pwr_cpus()
if not cpus:
return None
return cpus[0].highest_freq