[Sugar-devel] XO on Fedora 20 (was Re: [GSoC] Porting To Python3)

[Jerry Vonau]

Hi,

> On May 8, 2014 at 4:55 PM James Cameron <quozl at laptop.org> wrote:
>
>
> On Thu, May 08, 2014 at 12:55:32PM -0400, Martin Abente wrote:
> > I built the image for XO 1.5 but it freezes during boot.
> > It reaches to the stage:
> >     Starting Wait for Wait for Plymouth Boot Screen to Quit...
> > Right after that I see these two messages:
> >     dcon_freeze_store: 1
> >     dcon_source_switch to DCON
>
> Are these messages on display or on serial port?  If on display,
> attach a serial terminal and look for more messages.  Because once the
> DCON is frozen, you won't see any display updates.
>
> > Then the screen slowly and gradually turns gray.
>
> The screen does this in the event that the video output from the
> processor stops.
>
> With the DCON frozen, the screen should not do this.  I think the DCON
> has been unfrozen, but the video output has stopped.
>
> > Any idea what this could be? Any suggestion for debugging it?
>
> Attach serial terminal and enquire as to the state of processes
> responsible for video output.  Usually the X server.  Check the X
> server logs.
>

Can you not hold down the X key while powering on to suppress the splash
screen?

> Alternatively, if serial terminal cannot be used (e.g. no cable),
> build the image with a preloaded SSH key, and a preselected network.
>

Should you not be able to use ctl+alt+F2(F3,F4) to access a command prompt
in the other ttys?

> Then once the wireless LED shows network connection, use SSH to log in
> and debug through that channel.
>

Jerry