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# Copyright 2016 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 HardwareException, Expectation
from _hardware_android import HardwareAndroid
CPU_CLOCK_RATE = 1728000
GPU_CLOCK_RATE = 510000000
class HardwareNexus6P(HardwareAndroid):
def __init__(self, adb):
HardwareAndroid.__init__(self, adb)
def __enter__(self):
HardwareAndroid.__enter__(self)
if not self._adb.is_root():
return self
# enable and lock 3 of 4 big cores.
self._adb.shell('''\
for N in 4 5 6; 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$N/cpufreq/scaling_setspeed
done''' % tuple(CPU_CLOCK_RATE for _ in range(3)))
# turn off all other cores
self._adb.shell('''\
for N in 0 1 2 3 7; do
echo 0 > /sys/devices/system/cpu/cpu$N/online
done''')
# gpu/ddr perf commands from
# https://developer.qualcomm.com/qfile/28823/lm80-p0436-11_adb_commands.pdf
self._adb.shell('''\
echo 0 > /sys/class/kgsl/kgsl-3d0/bus_split
echo 1 > /sys/class/kgsl/kgsl-3d0/force_bus_on
echo 1 > /sys/class/kgsl/kgsl-3d0/force_rail_on
echo 1 > /sys/class/kgsl/kgsl-3d0/force_clk_on
echo 1000000 > /sys/class/kgsl/kgsl-3d0/idle_timer
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 %i > /sys/class/kgsl/kgsl-3d0/gpuclk''' %
tuple(GPU_CLOCK_RATE for _ in range(3)))
# ddr perf commands from
# https://developer.qualcomm.com/qfile/28823/lm80-p0436-11_adb_commands.pdf
self._adb.shell('''\
echo performance > /sys/class/devfreq/qcom,cpubw.32/governor
echo 9887 > /sys/class/devfreq/qcom,cpubw.32/max_freq
echo 9887 > /sys/class/devfreq/qcom,cpubw.32/min_freq
echo performance > /sys/class/devfreq/qcom,gpubw.70/governor
echo 9887 > /sys/class/devfreq/qcom,gpubw.70/max_freq
echo 9887 > /sys/class/devfreq/qcom,gpubw.70/min_freq''')
return self
def sanity_check(self):
HardwareAndroid.sanity_check(self)
if not self._adb.is_root():
return
result = self._adb.check('''\
cat /sys/class/power_supply/battery/capacity \
/sys/devices/system/cpu/online \
/sys/class/thermal/thermal_zone14/temp \
/sys/class/thermal/thermal_zone15/temp \
/sys/kernel/debug/clk/oxili_gfx3d_clk/measure \
/sys/kernel/debug/clk/bimc_clk/measure
for N in 4 5 6; do
cat /sys/devices/system/cpu/cpu$N/cpufreq/scaling_cur_freq
done''')
expectations = \
[Expectation(int, min_value=30, name='battery', sleeptime=30*60),
Expectation(str, exact_value='4-6', name='online cpus'),
Expectation(int, max_value=88, name='tsens_tz_sensor13'),
Expectation(int, max_value=88, name='tsens_tz_sensor14'),
Expectation(long, min_value=(GPU_CLOCK_RATE - 5000),
max_value=(GPU_CLOCK_RATE + 5000), name='gpu clock rate'),
Expectation(long, min_value=647995000, max_value=648007500,
name='ddr clock rate', sleeptime=10)] + \
[Expectation(int, exact_value=CPU_CLOCK_RATE, name='cpu_%i clock rate' %i)
for i in range(4, 7)]
Expectation.check_all(expectations, result.splitlines())
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