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Message #00472
[Bug 1229658] Re: Information is unavailable on "Clocks" & "Gpio" pages in powerdebug 0.7.1 with vexpress A9 Android.
** Changed in: linaro-powerdebug
Assignee: shaojie.sun (shaojie-sun) => sanjay singh rawat (sanjay-rawat)
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https://bugs.launchpad.net/bugs/1229658
Title:
Information is unavailable on "Clocks" & "Gpio" pages in powerdebug
0.7.1 with vexpress A9 Android.
Status in Powerdebug - a tool to help ARM developers:
New
Bug description:
On ARM Versatile Express A9 board with Linaro Android image:
https://android-build.linaro.org/builds/~linaro-android/vexpress-
linaro-13.09-release/#build=6
Information is unavailable on "Clocks" & "Gpio" after launched
powerdebug version 0.7.1, error output shows as below:
root@vexpress:/ # powerdebug
failed to initialize clock details (check debugfs)
error: unable to open directory /sys/class/gpio
failed to initialize gpios
root@vexpress:/ #
Please refer to attachment to get snapshot pictures.
Note:
Please run powerdebug in ADB shell, which the output is well formated,
however the failure is same as run in serial console.
For the bug on Samsung Arndale Android, please refer to:
https://bugs.launchpad.net/linaro-powerdebug/+bug/1298171
###########################################
This issue is observed on following images:
https://android-build.linaro.org/builds/~linaro-android/vexpress-linaro-13.09-release/#build=6
https://android-build.linaro.org/builds/~linaro-android/vexpress-linaro-13.11-release/#build=2
https://android-build.linaro.org/builds/~linaro-android/vexpress-linaro-13.12-release/#build=1
https://android-build.linaro.org/builds/~linaro-android/vexpress-linaro-14.01-release/#build=6
https://android-build.linaro.org/builds/~linaro-android/vexpress-linaro/#build=247
https://android-build.linaro.org/builds/~linaro-android/vexpress-linaro-14.02-release/#build=11
https://android-build.linaro.org/builds/~linaro-android/vexpress-linaro/#build=271
https://android-build.linaro.org/builds/~linaro-android/vexpress-linaro-14.03-release/#build=1
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References