[98839] in RedHat Linux List
Re: xfree86: 16pbb, color depth 15?!
daemon@ATHENA.MIT.EDU (Statux)
Tue Nov 10 19:47:35 1998
From: "Statux" <statux@bigfoot.com>
To: <redhat-list@redhat.com>
Date: Wed, 11 Nov 1998 00:16:14 -0000
Resent-From: redhat-list@redhat.com
Reply-To: redhat-list@redhat.com
well it does say 16 bpp.. so I wouldn't freak out too much, and bpp is depth
for what it's worth.
-----Original Message-----
From: Michael Kleber <kleber@math.mit.edu>
To: redhat-list@redhat.com <redhat-list@redhat.com>
Date: Tuesday, November 10, 1998 11:57 PM
Subject: xfree86: 16pbb, color depth 15?!
>
>Okay, in search of some xfree86 enlightenment... I'm running the SVGA
>server at 1280x1024x16 on my Sony Multiscan 200GS monitor and Diamond
>Viper V330 graphics card (that's the RIVA128 chip set) with 4MB ram.
>When xdm starts up, it gives me, among other things:
>
>(--) SVGA: PCI: NVidia/SGS-Thomson Riva128 rev 16, Memory @ 0xe4000000,
0xe6000000
>(--) SVGA: RIVA128: Setting RGB weight to 555
>(--) SVGA: chipset: RIVA128
>(--) SVGA: videoram: 4096k
>(**) SVGA: Using 16 bpp, Depth 15, Color weight: 555
>
>Where does this "Depth 15" thing come from? The relevant lines from
>my XF86Config file are:
>
>---------
>Section "Monitor"
> Identifier "Sony Multiscan 200GS"
> HorizSync 30 - 85
> VertRefresh 50-120
> ModeLine "1280x1024" 135.00 1280 1320 1424 1664 1024 1027 1030
1064
> ModeLine "1024x768" 115.50 1024 1064 1256 1364 768 771 781
810 -hsync -vsync
>EndSection
>
>Section "Screen"
> Driver "svga"
> Device "Diamond Viper V330"
> Monitor "Sony Multiscan 200GS"
> DefaultColorDepth 16 # 24 not supported for riva128 :-(
> Subsection "Display"
> Depth 16
> Weight 555
> Modes "1280x1024" "1024x768"
> ViewPort 0 0
> EndSubsection
>EndSection
>---------
>
>I would never have noticed it myself, actually, but my wife runs
>Afterstep, which was auto-sensing the color depth at 15 and looking
>for files name /usr/share/afterstep/base.15bpp, which naturally it
>couldn't find.
>
>To keep her happy :-), I've symlinked ...15bpp to the ...16bpp
>version, so afterstep will start up, but I'd really rather address the
>problem itself.
>
>--Michael Kleber
> kleber@math.mit.edu
>
>
>
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