# 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())