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Article #59514

svgalib-1.2.9, Cirrus Logic 542X VLB - problems!!! :(

#59514
From: Eric Sambach
Date: Sat, 30 Dec 1995 00:00
30 lines
1831 bytes
Well, after using an ISA Trident 8900c for years, I finally made the
upgrade to a VLB (albeit an el-cheapo CL). However, under svgalib,
it doesn't want to work properly.

I searched through the README's for svgalib, and I found the following
comment, which seems similar to the problem I'm having:

in CHANGES
  "Try to avoid Cirrus hardware lock-up when switching certain modes."

Now, the symptoms :)...

- All hicolour/truecolour modes work (320x200x32K, 320x200x16M, 
  640x480x32K, etc.).
- The unchained X modes work fine (320x240x256, 320x400x256, etc.).
- None of the standard 256 colour vga/svga modes work (320x200x256, 
  640x480x256, etc.)
- and finally, when resetting to text mode from graphics mode, it 
  dies.
- When it dies, the screen goes totally black. The system is still going,
  because I can reboot, echo ^G myself, etc.

So, the question obviously is: has anybody else had similar problems (from
the CHANGES file comment, it would seem so) and, if so, how do I go about
fixing it? :)

Any help would be greatly appreciated.

Thanks, 
  Alec
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From: esambach@lily.newcastle.edu.au (Eric Sambach)
Subject: svgalib-1.2.9, Cirrus Logic 542X VLB - problems!!! :(
Date: 1995/12/30
Message-ID: <4c20nk$ou2@seagoon.newcastle.edu.au>
X-Deja-AN: 123111350
organization: The University of Newcastle
newsgroups: aus.computers.linux,comp.os.linux.misc,comp.os.linux.hardware,comp.os.linux.setup