def start(self):
self.file = os.path.join(subst_env_vars(self.args.input), 'atrace-%s.ftrace' % (self.args.cuts[0] if self.args.cuts else '0'))
self.echo('0', '/sys/kernel/debug/tracing/tracing_on')
self.echo('', '/sys/kernel/debug/tracing/trace')
self.echo('1', '/sys/kernel/debug/tracing/events/i915/enable')
self.echo('1', '/sys/kernel/debug/tracing/events/kgsl/enable')
if self.is_root():
out, err = self.execute(self.adb + ' shell atrace --list_categories')
if err:
return False
features = []
for line in out.split('\n'):
parts = line.split()
if not parts:
continue
features.append(parts[0])
cmd = self.adb + ' shell atrace'
if self.args.ring:
cmd += ' -b %d -c' % (self.args.ring * 1000)
cmd += ' --async_start %s' % ' '.join(features)
self.execute_detached(cmd)
else: # non roots sometimes have broken atrace, so we won't use it
out, err = self.execute(self.adb + ' shell setprop debug.atrace.tags.enableflags 0xFFFFFFFF')
if err:
return None
for event in self.enum_switchable_events():
self.echo('1', event)
if self.args.ring:
self.echo("%d" % (self.args.ring * 1024), '/sys/kernel/debug/tracing/buffer_size_kb')
out, err = self.echo('1', '/sys/kernel/debug/tracing/tracing_on')
if err:
return None
return self
def start(self):
self.file = os.path.join(subst_env_vars(self.args.input), 'atrace-%s.ftrace' % (self.args.cuts[0] if self.args.cuts else '0'))
self.echo('0', '/sys/kernel/debug/tracing/tracing_on')
self.echo('', '/sys/kernel/debug/tracing/trace')
if self.is_root():
out, err = self.execute(self.adb + ' shell atrace --list_categories')
if err:
return False
features = []
for line in out.split('\n'):
parts = line.split()
if not parts:
continue
features.append(parts[0])
cmd = self.adb + ' shell atrace'
if self.args.ring:
cmd += ' -b %d -c' % (self.args.ring * 1000)
cmd += ' --async_start %s' % ' '.join(features)
self.execute_detached(cmd)
else: # non roots sometimes have broken atrace, so we won't use it
out, err = self.execute(self.adb + ' shell setprop debug.atrace.tags.enableflags 0xFFFFFFFF')
if err:
return None
for event in self.enum_switchable_events():
self.echo('1', event)
if self.args.ring:
self.echo("%d" % (self.args.ring * 1024), '/sys/kernel/debug/tracing/buffer_size_kb')
out, err = self.echo('1', '/sys/kernel/debug/tracing/tracing_on')
if err:
return None
return self
def is_domain_enabled(domain, default=True):
filter = os.environ.get('INTEL_SEA_FILTER')
if not filter:
return default
filter = subst_env_vars(filter)
with open(filter) as file:
for line in file:
enabled = not line.startswith('#')
if domain == line.strip(' #\n\r'):
return enabled
return default
def is_domain_enabled(domain, default=True):
filter = os.environ.get('INTEL_SEA_FILTER')
if not filter:
return default
filter = subst_env_vars(filter)
with open(filter) as file:
for line in file:
enabled = not line.startswith('#')
if domain == line.strip(' #\n\r'):
return enabled
return default
