Radeon/PowerPC: No video output after update 6.12.1 -> 6.12.99; 6.12.192

[Michel Dänzer]

On Fri, 2010-04-09 at 21:23 +0200, Luca Tettamanti wrote: 
> On Fri, Apr 9, 2010 at 7:48 PM, Albrecht Dreß <albrecht.dress at arcor.de> wrote:
> > Am 07.04.10 18:11 schrieb(en) Michel Dänzer:
> > [    0.653649] radeonfb 0000:00:10.0: enabling device (0086 -> 0087)
> > [    0.852927] radeonfb: Found Open Firmware ROM Image
> > [    0.852962] radeonfb: Retrieved PLL infos from Open Firmware
> > [    0.852988] radeonfb: Reference=27.00 MHz (RefDiv=12) Memory=200.00 Mhz,
> > System=270.00 MHz
> > [    0.853022] radeonfb: PLL min 12000 max 35000
> > [    1.763968] radeonfb: Monitor 1 type DFP found
> > [    1.763988] radeonfb: EDID probed
> > [    1.764004] radeonfb: Monitor 2 type no found
> > [    1.827203] radeonfb (0000:00:10.0): ATI Radeon 5157 "QW"
> > [    8.304575] Linux agpgart interface v0.103
> > [    8.400961] agpgart-uninorth 0000:00:0b.0: Apple UniNorth 1.5 chipset
> > [    8.412493] agpgart-uninorth 0000:00:0b.0: configuring for size idx: 64
> > [    8.425136] agpgart-uninorth 0000:00:0b.0: AGP aperture is 256M @ 0x0
> > [   39.964096] [drm] Initialized drm 1.1.0 20060810
> > [   40.209592] [drm] radeon kernel modesetting enabled.
> 
> Unrelated to the original problem, but you should not load both
> radeonfb and radeon KMS driver, they'll both try to drive the same
> card.
> Btw, I thought it was not possible for two drivers to bind to the same
> PCI device; the KMS driver is not using the "stealth" code path,
> right?

The radeon driver doesn't have a 'stealth mode' (AFAIK only vmwgfx
does). As radeonfb doesn't support KMS handover yet, radeonfb prevents
radeon KMS from really being active.


-- 
Earthling Michel Dänzer           |                http://www.vmware.com
Libre software enthusiast         |          Debian, X and DRI developer