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# Copyright 2017 Google Inc.
#
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
from _hardware import Expectation
from _hardware_android import HardwareAndroid
CPU_CLOCK_RATE = 1670400
GPU_CLOCK_RATE = 315000000
class HardwarePixel(HardwareAndroid):
def __init__(self, adb):
HardwareAndroid.__init__(self, adb)
def __enter__(self):
HardwareAndroid.__enter__(self)
if not self._adb.is_root():
return self
self._adb.shell('\n'.join([
# enable and lock the two fast cores.
'''
stop thermal-engine
stop perfd
for N in 3 2; do
echo 1 > /sys/devices/system/cpu/cpu$N/online
echo userspace > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_governor
echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_max_freq
echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_min_freq
echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_setspeed
done''' % tuple(CPU_CLOCK_RATE for _ in range(3)),
# turn off the two slow cores
'''
for N in 1 0; do
echo 0 > /sys/devices/system/cpu/cpu$N/online
done''',
# pylint: disable=line-too-long
# Set GPU bus and idle timer
# Set DDR frequency to max
# Set GPU to performance mode, 315 MHZ
# See https://android.googlesource.com/platform/frameworks/base/+/master/libs/hwui/tests/scripts/prep_marlfish.sh
'''
echo 0 > /sys/class/kgsl/kgsl-3d0/bus_split
echo 1 > /sys/class/kgsl/kgsl-3d0/force_clk_on
echo 10000 > /sys/class/kgsl/kgsl-3d0/idle_timer
echo 13763 > /sys/class/devfreq/soc:qcom,gpubw/min_freq
echo performance > /sys/class/kgsl/kgsl-3d0/devfreq/governor
echo %i > /sys/class/kgsl/kgsl-3d0/devfreq/max_freq
echo %i > /sys/class/kgsl/kgsl-3d0/devfreq/min_freq
echo 4 > /sys/class/kgsl/kgsl-3d0/max_pwrlevel
echo 4 > /sys/class/kgsl/kgsl-3d0/min_pwrlevel''' %
tuple(GPU_CLOCK_RATE for _ in range(2))]))
return self
def sanity_check(self):
HardwareAndroid.sanity_check(self)
if not self._adb.is_root():
return
result = self._adb.check(' '.join(
['cat',
'/sys/class/power_supply/battery/capacity',
'/sys/devices/system/cpu/online'] + \
['/sys/devices/system/cpu/cpu%i/cpufreq/scaling_cur_freq' % i
for i in range(2, 4)] + \
['/sys/kernel/debug/clk/bimc_clk/measure',
'/sys/class/thermal/thermal_zone22/temp',
'/sys/class/thermal/thermal_zone23/temp']))
expectations = \
[Expectation(int, min_value=30, name='battery', sleeptime=30*60),
Expectation(str, exact_value='2-3', name='online cpus')] + \
[Expectation(int, exact_value=CPU_CLOCK_RATE, name='cpu_%i clock rate' %i)
for i in range(2, 4)] + \
[Expectation(long, min_value=902390000, max_value=902409999,
name='measured ddr clock', sleeptime=10),
Expectation(int, max_value=41000, name='pm8994_tz temperature'),
Expectation(int, max_value=40, name='msm_therm temperature')]
Expectation.check_all(expectations, result.splitlines())
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