iMX35 3stack framebuffer problem
Robert Schwebel
r.schwebel at pengutronix.de
Tue Oct 11 02:54:19 EDT 2011
On Tue, Oct 11, 2011 at 08:40:52AM +0200, Boaz Ben-David wrote:
> Yes, I didn't mention it, but I tried your suggestion. It works
> (meaning there's no flicker) but
>
> the problem is that the screen is blank for about 8 seconds before I
> have control again to init it.
>
> People here said they prefer flicker over 8 seconds of blank time...
This is why we have a framebuffer / video driver framework in Barebox.
We do not have a driver for MX35 yet, but that could of course be
changed.
On the other hand, I'm wondering why it needs 8 s until you see
something on the Linux side. We have an MX35 system here which runs at
532 MHz, and it needs about 1 s from power-on into Linux userspace, so
we decided to show the splash screen from there.
rsc
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