Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: Fwd: [Suspend-devel] resume not working on acer ferrari 4005 with radeonfb enabled | Date | Mon, 13 Nov 2006 15:06:26 +0100 |
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On Monday, 13 November 2006 11:51, Christian Hoffmann wrote: > > > -----Original Message----- > > From: Pavel Machek [mailto:pavel@ucw.cz] > > Sent: Sunday, November 12, 2006 1:14 PM > > To: Benjamin Herrenschmidt > > Cc: Christian Hoffmann; Andrew Morton; Solomon Peachy; Rafael > > J. Wysocki; linux-fbdev-devel@lists.sourceforge.net; LKML; > > Christian@ogre.sisk.pl; Hoffmann@albercik.sisk.pl > > 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
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