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Re: ATI MACH64 - wrong colors

>Date:          Sun, 20 Apr 2003 02:28:20 +0200
>To:            debian-powerpc@lists.debian.org
>Subject:       ATI MACH64 - wrong colors
>From:          Marco Wilka <wilka@gno.de>
>I am using Debian unstable on a PowerMac 4400 with an ATI MACH64 VT
>graphics adapter and have the following problem when
>using XFree86:
> - the colors are only correct when in 8-Bit-Mode
> - 16 bit depth/16 bit fbbpp yields in "psychedelic" color shifts
> - when using 24 bit depth, red shows up as blue, and everything
>   that is meant to be blue appears as brown
> - (15 bpp doesn't work at all)
>This problem occurs with kernel image 2.2.20 and 2.4.18 as well as
>with xserver version 4.1 and 4.2. Kernel command line arguments
>don't seem to affect my xserver's behaviour in any way. If I start
>with BootX instead of quik and use the "No video driver" option,
>the screen output is rendered unreadable.
>Was anyone successful to get the xserver working in more than
>8 bit on a stock 4400? Anything I could find on the web on that
>topic didn't lead to anything so far, so any help would be
>Thanks in advance,
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Hi Marco,

The Starmax 3000 series is basically the same as the 4400 and also has the same problem (my 3000 
also only gives anything reasonable at 8 bit colour). Nobody seems to have a solution to this yet.


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