_hardware_nexus_6p.py 3.6 KB

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  1. # Copyright 2016 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 HardwareException, Expectation
  6. from _hardware_android import HardwareAndroid
  7. CPU_CLOCK_RATE = 1728000
  8. GPU_CLOCK_RATE = 510000000
  9. class HardwareNexus6P(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. # enable and lock 3 of 4 big cores.
  17. self._adb.shell('''\
  18. for N in 4 5 6; do
  19. echo 1 > /sys/devices/system/cpu/cpu$N/online
  20. echo userspace > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_governor
  21. echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_max_freq
  22. echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_min_freq
  23. echo %i > /sys/devices/system/cpu/cpu$N/cpufreq/scaling_setspeed
  24. done''' % tuple(CPU_CLOCK_RATE for _ in range(3)))
  25. # turn off all other cores
  26. self._adb.shell('''\
  27. for N in 0 1 2 3 7; do
  28. echo 0 > /sys/devices/system/cpu/cpu$N/online
  29. done''')
  30. # gpu/ddr perf commands from
  31. # https://developer.qualcomm.com/qfile/28823/lm80-p0436-11_adb_commands.pdf
  32. self._adb.shell('''\
  33. echo 0 > /sys/class/kgsl/kgsl-3d0/bus_split
  34. echo 1 > /sys/class/kgsl/kgsl-3d0/force_bus_on
  35. echo 1 > /sys/class/kgsl/kgsl-3d0/force_rail_on
  36. echo 1 > /sys/class/kgsl/kgsl-3d0/force_clk_on
  37. echo 1000000 > /sys/class/kgsl/kgsl-3d0/idle_timer
  38. echo performance > /sys/class/kgsl/kgsl-3d0/devfreq/governor
  39. echo %i > /sys/class/kgsl/kgsl-3d0/devfreq/max_freq
  40. echo %i > /sys/class/kgsl/kgsl-3d0/devfreq/min_freq
  41. echo %i > /sys/class/kgsl/kgsl-3d0/gpuclk''' %
  42. tuple(GPU_CLOCK_RATE for _ in range(3)))
  43. # ddr perf commands from
  44. # https://developer.qualcomm.com/qfile/28823/lm80-p0436-11_adb_commands.pdf
  45. self._adb.shell('''\
  46. echo performance > /sys/class/devfreq/qcom,cpubw.32/governor
  47. echo 9887 > /sys/class/devfreq/qcom,cpubw.32/max_freq
  48. echo 9887 > /sys/class/devfreq/qcom,cpubw.32/min_freq
  49. echo performance > /sys/class/devfreq/qcom,gpubw.70/governor
  50. echo 9887 > /sys/class/devfreq/qcom,gpubw.70/max_freq
  51. echo 9887 > /sys/class/devfreq/qcom,gpubw.70/min_freq''')
  52. return self
  53. def sanity_check(self):
  54. HardwareAndroid.sanity_check(self)
  55. if not self._adb.is_root():
  56. return
  57. result = self._adb.check('''\
  58. cat /sys/class/power_supply/battery/capacity \
  59. /sys/devices/system/cpu/online \
  60. /sys/class/thermal/thermal_zone14/temp \
  61. /sys/class/thermal/thermal_zone15/temp \
  62. /sys/kernel/debug/clk/oxili_gfx3d_clk/measure \
  63. /sys/kernel/debug/clk/bimc_clk/measure
  64. for N in 4 5 6; do
  65. cat /sys/devices/system/cpu/cpu$N/cpufreq/scaling_cur_freq
  66. done''')
  67. expectations = \
  68. [Expectation(int, min_value=30, name='battery', sleeptime=30*60),
  69. Expectation(str, exact_value='4-6', name='online cpus'),
  70. Expectation(int, max_value=88, name='tsens_tz_sensor13'),
  71. Expectation(int, max_value=88, name='tsens_tz_sensor14'),
  72. Expectation(long, min_value=(GPU_CLOCK_RATE - 5000),
  73. max_value=(GPU_CLOCK_RATE + 5000), name='gpu clock rate'),
  74. Expectation(long, min_value=647995000, max_value=648007500,
  75. name='ddr clock rate', sleeptime=10)] + \
  76. [Expectation(int, exact_value=CPU_CLOCK_RATE, name='cpu_%i clock rate' %i)
  77. for i in range(4, 7)]
  78. Expectation.check_all(expectations, result.splitlines())