On Monday, 13 November 2006 11:51, Christian Hoffmann wrote:
>
> > -----Original Message-----
> > From: Pavel Machek [mailto:[email protected]]
> > Sent: Sunday, November 12, 2006 1:14 PM
> > To: Benjamin Herrenschmidt
> > Cc: Christian Hoffmann; Andrew Morton; Solomon Peachy; Rafael
> > J. Wysocki; [email protected]; LKML;
> > [email protected]; [email protected]
> > Subject: Re: Fwd: [Suspend-devel] resume not working on acer
> > ferrari 4005 with radeonfb enabled
> >
> > Hi!
> >
> > > > Then the radeonfb doesn't kick in at all (guess some pci ids are
> > > > added in that patch).
> > > >
> > > > BTW: resume/suspend works ok if I have the vesa fb enabled.
> > >
> > > In that case (vesafb), when does the screen come back
> > precisely ? Do
> > > you get console mode back and then X ? Or it only comes back when
> > > going back to X ? Do you have some userland-type vbetool
> > thingy that
> > > bring it back ?
> >
> > He's using s3_bios+s3_mode, so kernel does some BIOS calls to
> > reinit the video. It should come out in text mode, too.
> >
> > Christian, can you unload radeonfb before suspend/reload it
> > after resume?
>
> Will it work if radeonfb is compiled as module? I think I had problems
> with that, but I'll try again.
>
> >
> > Next possibility is setting up serial console and adding some
> > printks to radeon...
>
> Unfortunatly, the laptop doesn't have serial port. I tried to get a USB
> device (pocketpc) read the USB serial, but I only partially succeeded. I
> can pass console=ttyUSB0 to the kernel and load the ipaq serial console
> driver as it oopses. I am able to echo strings to /dev/ttyUSB0 and read
> them on the ipaq, but I am not able to "deviate" the kernel messages to
> that port. Any hints on how to do that would be very appreciated, I
> didn't find anything usefull on the web. (I tried with setconsole
> /dev/ttyUSB0 but it gives error msg about device busy or something)
Would it be practicable to use netconsole on your box? If so, it should work.
Greetings,
Rafael
--
You never change things by fighting the existing reality.
R. Buckminster Fuller
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