Re: Building meta-arago daisy

[Denys Dmytriyenko <denys@ti.com>]

On Fri, Aug 29, 2014 at 11:58:09AM -0400, Devin Hughes wrote:
> > > [Devin Hughes] Is the daisy configured build stable? I rebuilt the
> > > image yesterday after the servers returned and it seems to run
> > > unexpectedly. No boot errors, but the touchscreen and application
> > > performance seem worse than the SDK release.
> > [Franklin] Can you explain what you mean in terms of application
> performance
> > issues?
> [Devin Hughes] Performance was the wrong choice of words now that I know
> about
> the touchscreen trouble. It's more the permanent title bar and lack of
> screen updates after closing an application. For instance, after running one
> of the 3d demos in matrix gui, the title bar shows the last opengl rendering
> on the top of the lcd.  

3D demos don't talk to Wayland stack and they take over fbdev completely and 
previously Qt4-based refresh-screen app was used to update the screen 
afterwards.


> > I am going to build a customized image as a test next,
> > > and I was thinking arago-base from daisy would be a good starting
> > > point since I would like qt 5.2 or greater.
> > [Franklin] So by default we are using Wayland/Weston and for Qt 5 we are
> using
> > the Wayland compositor. However, there are several touch screen related
> bugs
> > in Weston and Qt 5 that we are working with the Qt 5 and Weston team to
> > address. It will take some time to fix so if acceptable I would recommend
> just
> > using a usb mouse as a work around for now if your running into those
> problems
> > also.
> [Devin Hughes] USB mouse would be fine for me, but libusb is failing to
> initialize. In
> dmesg I can see musb_init_controller failures, and the platform driver
> reports a deferred
> probe. The only similar information I can find on google describes
> improperly configured
> device tree sources, but the fixes are already included in the daisy
> referenced kernel.

Hmm, you said that is with 335x SK, right? I haven't seen this on BeagleBone 
Black or 335x EVM. I'll try to see if I can reproduce it with SK...

-- 
Denys