Issue with mir on Ubuntu Touch and Samsung Galax S3 (i9300)

Cemil Azizoglu cemil.azizoglu at
Sat Mar 25 04:28:02 UTC 2017

Have you read through the android_new_device_bringup document?

IIRC, you can force the display to stay on by running

adb shell sudo repowerd-cli display on

You can also get help at #ubuntu-mir channel on freenode.

Best of luck

On Fri, Mar 24, 2017 at 4:35 PM, Florian Leeber <flori at> wrote:

> Hello All,
> I am faithfully trying to port the current Ubuntu Touch vivid image to
> the Samsung Galaxy S3 (i9300). Basically I have a good progress, the
> phone is booting, kernel is fine, lxc container started etc...
> But, again as already seen on a previous porting with an even older
> device, I am stuck with graphics:
> - regardless of the test I try (mir tests) I always get
> libEGLvalidate_display:262 3008 (EGL_BAD_DISPLAY)
> - screen stays dark (actually who is turning on and off the screen, and
> where is the timer for the default screen blanking, can I disable that)
> Can you help me to find out why this is happening? Basic test_egl and
> test_glesv2 seem to be fine (though I cant tell for sure w/o a screen)
> BR Florian
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