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mirror of https://github.com/ARM-software/workload-automation.git synced 2024-10-06 10:51:13 +01:00
workload-automation/wa/framework/target/info.py
Sergei Trofimov 30eb98b275 fw/target: add hostid to TargetInfo
Add hostid entry, as reported by busybox's hostid applet, to TargetInfo.
This is intended to be a "unique 32-bit identifier for the current
machine". In practice, it may not be set, or may be generated from
something like an IP address, so may not be unique. However, if set, it
is still likely to be more unique than kernel/os version so may be worth
recording.
2018-05-10 11:51:24 +01:00

267 lines
8.0 KiB
Python

from copy import copy
from devlib import AndroidTarget, TargetError
from devlib.target import KernelConfig, KernelVersion, Cpuinfo
from devlib.utils.android import AndroidProperties
def cpuinfo_from_pod(pod):
cpuinfo = Cpuinfo('')
cpuinfo.sections = pod['cpuinfo']
lines = []
for section in cpuinfo.sections:
for key, value in section.iteritems():
line = '{}: {}'.format(key, value)
lines.append(line)
lines.append('')
cpuinfo.text = '\n'.join(lines)
return cpuinfo
def kernel_version_from_pod(pod):
release_string = pod['kernel_release']
version_string = pod['kernel_version']
if release_string:
if version_string:
kernel_string = '{} #{}'.format(release_string, version_string)
else:
kerne_string = release_string
else:
kernel_string = '#{}'.format(version_string)
return KernelVersion(kernel_string)
def kernel_config_from_pod(pod):
config = KernelConfig('')
config._config = pod['kernel_config']
lines = []
for key, value in config._config.iteritems():
if value == 'n':
lines.append('# {} is not set'.format(key))
else:
lines.append('{}={}'.format(key, value))
config.text = '\n'.join(lines)
return config
class CpufreqInfo(object):
@staticmethod
def from_pod(pod):
return CpufreqInfo(**pod)
def __init__(self, **kwargs):
self.available_frequencies = kwargs.pop('available_frequencies', [])
self.available_governors = kwargs.pop('available_governors', [])
self.related_cpus = kwargs.pop('related_cpus', [])
self.driver = kwargs.pop('driver', None)
def to_pod(self):
return copy(self.__dict__)
def __repr__(self):
return 'Cpufreq({} {})'.format(self.driver, self.related_cpus)
__str__ = __repr__
class IdleStateInfo(object):
@staticmethod
def from_pod(pod):
return IdleStateInfo(**pod)
def __init__(self, **kwargs):
self.name = kwargs.pop('name', None)
self.desc = kwargs.pop('desc', None)
self.power = kwargs.pop('power', None)
self.latency = kwargs.pop('latency', None)
def to_pod(self):
return copy(self.__dict__)
def __repr__(self):
return 'IdleState({}/{})'.format(self.name, self.desc)
__str__ = __repr__
class CpuidleInfo(object):
@staticmethod
def from_pod(pod):
instance = CpuidleInfo()
instance.governor = pod['governor']
instance.driver = pod['driver']
instance.states = [IdleStateInfo.from_pod(s) for s in pod['states']]
return instance
@property
def num_states(self):
return len(self.states)
def __init__(self):
self.governor = None
self.driver = None
self.states = []
def to_pod(self):
pod = {}
pod['governor'] = self.governor
pod['driver'] = self.driver
pod['states'] = [s.to_pod() for s in self.states]
return pod
def __repr__(self):
return 'Cpuidle({}/{} {} states)'.format(
self.governor, self.driver, self.num_states)
__str__ = __repr__
class CpuInfo(object):
@staticmethod
def from_pod(pod):
instance = CpuInfo()
instance.id = pod['id']
instance.name = pod['name']
instance.architecture = pod['architecture']
instance.features = pod['features']
instance.cpufreq = CpufreqInfo.from_pod(pod['cpufreq'])
instance.cpuidle = CpuidleInfo.from_pod(pod['cpuidle'])
return instance
def __init__(self):
self.id = None
self.name = None
self.architecture = None
self.features = []
self.cpufreq = CpufreqInfo()
self.cpuidle = CpuidleInfo()
def to_pod(self):
pod = {}
pod['id'] = self.id
pod['name'] = self.name
pod['architecture'] = self.architecture
pod['features'] = self.features
pod['cpufreq'] = self.cpufreq.to_pod()
pod['cpuidle'] = self.cpuidle.to_pod()
return pod
def __repr__(self):
return 'Cpu({} {})'.format(self.id, self.name)
__str__ = __repr__
def get_target_info(target):
info = TargetInfo()
info.target = target.__class__.__name__
info.os = target.os
info.os_version = target.os_version
info.abi = target.abi
info.is_rooted = target.is_rooted
info.kernel_version = target.kernel_version
info.kernel_config = target.config
try:
info.sched_features = target.read_value('/sys/kernel/debug/sched_features').split()
except TargetError:
# best effort -- debugfs might not be mounted
pass
hostid_string = target.execute('{} hostid'.format(target.busybox)).strip()
info.hostid = int(hostid_string, 16)
for i, name in enumerate(target.cpuinfo.cpu_names):
cpu = CpuInfo()
cpu.id = i
cpu.name = name
cpu.features = target.cpuinfo.get_cpu_features(i)
cpu.architecture = target.cpuinfo.architecture
if target.has('cpufreq'):
cpu.cpufreq.available_governors = target.cpufreq.list_governors(i)
cpu.cpufreq.available_frequencies = target.cpufreq.list_frequencies(i)
cpu.cpufreq.related_cpus = target.cpufreq.get_related_cpus(i)
cpu.cpufreq.driver = target.cpufreq.get_driver(i)
if target.has('cpuidle'):
cpu.cpuidle.driver = target.cpuidle.get_driver()
cpu.cpuidle.governor = target.cpuidle.get_governor()
for state in target.cpuidle.get_states(i):
state_info = IdleStateInfo()
state_info.name = state.name
state_info.desc = state.desc
state_info.power = state.power
state_info.latency = state.latency
cpu.cpuidle.states.append(state_info)
info.cpus.append(cpu)
if isinstance(target, AndroidTarget):
info.screen_resolution = target.screen_resolution
info.prop = target.getprop()
info.android_id = target.android_id
return info
class TargetInfo(object):
@staticmethod
def from_pod(pod):
instance = TargetInfo()
instance.target = pod['target']
instance.abi = pod['abi']
instance.cpus = [CpuInfo.from_pod(c) for c in pod['cpus']]
instance.os = pod['os']
instance.os_version = pod['os_version']
instance.hostid = pod['hostid']
instance.abi = pod['abi']
instance.is_rooted = pod['is_rooted']
instance.kernel_version = kernel_version_from_pod(pod)
instance.kernel_config = kernel_config_from_pod(pod)
instance.sched_features = pod['sched_features']
if instance.os == 'android':
instance.screen_resolution = pod['screen_resolution']
instance.prop = AndroidProperties('')
instance.prop._properties = pod['prop']
instance.android_id = pod['android_id']
return instance
def __init__(self):
self.target = None
self.cpus = []
self.os = None
self.os_version = None
self.hostid = None
self.abi = None
self.is_rooted = None
self.kernel_version = None
self.kernel_config = None
self.sched_features = None
def to_pod(self):
pod = {}
pod['target'] = self.target
pod['abi'] = self.abi
pod['cpus'] = [c.to_pod() for c in self.cpus]
pod['os'] = self.os
pod['os_version'] = self.os_version
pod['hostid'] = self.hostid
pod['abi'] = self.abi
pod['is_rooted'] = self.is_rooted
pod['kernel_release'] = self.kernel_version.release
pod['kernel_version'] = self.kernel_version.version
pod['kernel_config'] = dict(self.kernel_config.iteritems())
pod['sched_features'] = self.sched_features
if self.os == 'android':
pod['screen_resolution'] = self.screen_resolution
pod['prop'] = self.prop._properties
pod['android_id'] = self.android_id
return pod