117d9729c1
Bug: skia: Change-Id: Ic0901ca84bf8e3fda29b3bd7a0504396445ca0f4 Reviewed-on: https://skia-review.googlesource.com/124282 Reviewed-by: Kevin Lubick <kjlubick@google.com> Commit-Queue: Chris Dalton <csmartdalton@google.com>
95 lines
2.7 KiB
Python
95 lines
2.7 KiB
Python
# Copyright 2016 Google Inc.
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#
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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from __future__ import print_function
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from _hardware import Hardware
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import sys
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import time
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class HardwareAndroid(Hardware):
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def __init__(self, adb):
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Hardware.__init__(self)
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self.warmup_time = 5
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self._adb = adb
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if self._adb.root():
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self._adb.remount()
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def __enter__(self):
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Hardware.__enter__(self)
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if not self._adb.is_root() and self._adb.root():
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self._adb.remount()
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self._adb.shell('\n'.join([
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# turn on airplane mode.
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'''
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settings put global airplane_mode_on 1''',
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# disable GPS.
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'''
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settings put secure location_providers_allowed -gps
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settings put secure location_providers_allowed -wifi
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settings put secure location_providers_allowed -network''']))
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if self._adb.is_root():
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self._adb.shell('\n'.join([
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# disable bluetooth, wifi, and mobile data.
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'''
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service call bluetooth_manager 8
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svc wifi disable
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svc data disable''',
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# kill the gui.
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'''
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setprop ctl.stop media
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setprop ctl.stop zygote
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setprop ctl.stop surfaceflinger
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setprop ctl.stop drm''',
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# disable ASLR
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'''
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echo 0 > /proc/sys/kernel/randomize_va_space''']))
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else:
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print("WARNING: no adb root access; results may be unreliable.",
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file=sys.stderr)
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return self
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def __exit__(self, exception_type, exception_value, traceback):
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Hardware.__exit__(self, exception_type, exception_value, traceback)
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self._adb.reboot() # some devices struggle waking up; just hard reboot.
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def sanity_check(self):
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Hardware.sanity_check(self)
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def print_debug_diagnostics(self):
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# search for and print thermal trip points that may have been exceeded.
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self._adb.shell('''\
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THERMALDIR=/sys/class/thermal
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if [ ! -d $THERMALDIR ]; then
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exit
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fi
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for ZONE in $(cd $THERMALDIR; echo thermal_zone*); do
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cd $THERMALDIR/$ZONE
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if [ ! -e mode ] || grep -Fxqv enabled mode || [ ! -e trip_point_0_temp ]; then
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continue
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fi
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TEMP=$(cat temp)
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TRIPPOINT=trip_point_0_temp
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if [ $TEMP -le $(cat $TRIPPOINT) ]; then
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echo "$ZONE ($(cat type)): temp=$TEMP <= $TRIPPOINT=$(cat $TRIPPOINT)" 1>&2
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else
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let i=1
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while [ -e trip_point_${i}_temp ] &&
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[ $TEMP -gt $(cat trip_point_${i}_temp) ]; do
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TRIPPOINT=trip_point_${i}_temp
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let i=i+1
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done
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echo "$ZONE ($(cat type)): temp=$TEMP > $TRIPPOINT=$(cat $TRIPPOINT)" 1>&2
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fi
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done''')
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Hardware.print_debug_diagnostics(self)
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