On Wed, 2003-06-04 at 14:11, Simon Urbanek wrote: > On Wednesday, June 4, 2003, at 01:19 AM, Michel Dänzer wrote: > > > On Tue, 2003-06-03 at 15:22, Benjamin Herrenschmidt wrote: > >> On Fri, 2003-05-30 at 11:52, Simon Urbanek wrote: > >>> Summary: > >>> 1) CRT + TMDS dual head configuration doesn't work > >>> 2) In all configurations colors are completely wrong > >>> 3) closing X blanks all monitors > >>> > >>> I have tested following versions of XFree86: > >>> Debian sid "officail" 4.2.1 > >>> Michel Daenzer's 4.2.1 DRI build > >>> Debian "inoffical" 4.3.0 > >>> latest CVS build (by myself) as of yesterday (4.3.99...) > >> > >> Ok, CVS is the really interesting one. Michel, did you ever commit > >> the fix of SURFACE_CNTL ? That should fix the colors at least on > >> the main aperture > > > > It's in, but only handles aperture 0. Can someone try > > http://penguinppc.org/~daenzer/XFree86/radeon-ap1.diff or > > http://penguinppc.org/~daenzer/XFree86/radeon_drv.o ? > I tried the patch, but without any visible results :(. > > I was digging a bit more in the "wrong colors" issue and found out the > following: > When I'm running the CRT,CRT layout (as opposed to the previous > CRT,TMDS) the colors behave differently. In fact is seems like a common > endianess-problem: the layout of colors is 0xBBGGRR00 in Mac big-endian > notation, but the color on the screen written by the driver are > 0x00RRGGBB - that is the colors red and green are swapped and blue is > never seen. This is true for both screens. > > So the summary (CVS XFree): > * CRT,CRT mode: swapped 'byte-sex' causes wrong colors, otherwise both > screens are OK > * CRT,TMDS mode: CRT screen is off, TMDS has "split" colors - i.e. the > low and high 4 bits of the components are interlaced > > I wanted to look at the code, but I can't seem to find any tech info on > the Radeon chip - is it available to the "chosen" only after signing a > NDA? > > Any help, especially with the CRT+TMDS mode is highly appreciated! > > Cheers, > Simon > > PS: Additional info for Ben: In fact the kernel radeon driver works > with the DFP *only* - in CRT,CRT layout the kernel hangs in the > early-boot screen (and doesn't go further - no network etc.). > > _______________________________________________ > Devel mailing list > Devel@XFree86.Org > http://XFree86.Org/mailman/listinfo/devel
-- Earthling Michel Dänzer \ Debian (powerpc), XFree86 and DRI developer Software libre enthusiast \ http://svcs.affero.net/rm.php?r=daenzer
