_hardware_pixel.py 3.1 KB

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  1. # Copyright 2017 Google Inc.
  2. #
  3. # Use of this source code is governed by a BSD-style license that can be
  4. # found in the LICENSE file.
  5. from _hardware import Expectation
  6. from _hardware_android import HardwareAndroid
  7. CPU_CLOCK_RATE = 1670400
  8. GPU_CLOCK_RATE = 315000000
  9. class HardwarePixel(HardwareAndroid):
  10. def __init__(self, adb):
  11. HardwareAndroid.__init__(self, adb)
  12. def __enter__(self):
  13. HardwareAndroid.__enter__(self)
  14. if not self._adb.is_root():
  15. return self
  16. self._adb.shell('\n'.join([
  17. # enable and lock the two fast cores.
  18. '''
  19. stop thermal-engine
  20. stop perfd
  21. for N in 3 2; do
  22. echo 1 > /sys/devices/system/cpu/cpu$N/online
  23. echo userspace > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_governor
  24. echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_max_freq
  25. echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_min_freq
  26. echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_setspeed
  27. done''' % tuple(CPU_CLOCK_RATE for _ in range(3)),
  28. # turn off the two slow cores
  29. '''
  30. for N in 1 0; do
  31. echo 0 > /sys/devices/system/cpu/cpu$N/online
  32. done''',
  33. # pylint: disable=line-too-long
  34. # Set GPU bus and idle timer
  35. # Set DDR frequency to max
  36. # Set GPU to performance mode, 315 MHZ
  37. # See https://android.googlesource.com/platform/frameworks/base/+/master/libs/hwui/tests/scripts/prep_marlfish.sh
  38. '''
  39. echo 0 > /sys/class/kgsl/kgsl-3d0/bus_split
  40. echo 1 > /sys/class/kgsl/kgsl-3d0/force_clk_on
  41. echo 10000 > /sys/class/kgsl/kgsl-3d0/idle_timer
  42. echo 13763 > /sys/class/devfreq/soc:qcom,gpubw/min_freq
  43. echo performance > /sys/class/kgsl/kgsl-3d0/devfreq/governor
  44. echo %i > /sys/class/kgsl/kgsl-3d0/devfreq/max_freq
  45. echo %i > /sys/class/kgsl/kgsl-3d0/devfreq/min_freq
  46. echo 4 > /sys/class/kgsl/kgsl-3d0/max_pwrlevel
  47. echo 4 > /sys/class/kgsl/kgsl-3d0/min_pwrlevel''' %
  48. tuple(GPU_CLOCK_RATE for _ in range(2))]))
  49. return self
  50. def sanity_check(self):
  51. HardwareAndroid.sanity_check(self)
  52. if not self._adb.is_root():
  53. return
  54. result = self._adb.check(' '.join(
  55. ['cat',
  56. '/sys/class/power_supply/battery/capacity',
  57. '/sys/devices/system/cpu/online'] + \
  58. ['/sys/devices/system/cpu/cpu%i/cpufreq/scaling_cur_freq' % i
  59. for i in range(2, 4)] + \
  60. ['/sys/kernel/debug/clk/bimc_clk/measure',
  61. '/sys/class/thermal/thermal_zone22/temp',
  62. '/sys/class/thermal/thermal_zone23/temp']))
  63. expectations = \
  64. [Expectation(int, min_value=30, name='battery', sleeptime=30*60),
  65. Expectation(str, exact_value='2-3', name='online cpus')] + \
  66. [Expectation(int, exact_value=CPU_CLOCK_RATE, name='cpu_%i clock rate' %i)
  67. for i in range(2, 4)] + \
  68. [Expectation(long, min_value=902390000, max_value=902409999,
  69. name='measured ddr clock', sleeptime=10),
  70. Expectation(int, max_value=41000, name='pm8994_tz temperature'),
  71. Expectation(int, max_value=40, name='msm_therm temperature')]
  72. Expectation.check_all(expectations, result.splitlines())