[ale] Low-Res X Problem

[Jeff Hubbs]

Steve -

I took a look at this and it looks fantastic - the sort of thing I need
to print out and keep.  I already figured out some of this stuff just by
inspection but it looks like this ties it all up into a neat little
package.  Thank you for your help.

- Jeff


Steve Throckmorton wrote:
> 
> I am pretty much a Linux newbie, but your problem interested me, so I
> poked around on some X sites, and this one says that ISA chipsets must
> be correctly specified in the device section (not necessary for PCI).
> I have no idea if this helps or not, but thought I'd pass it along.
> 
> --- Jeff Hubbs wrote: > I just put Red Hat 7.1 (XFree86 4.0.3) on a
> 486 with a 512KB Trident > TVGA8900B-based ISA-bus video card. The
> XF86Config file below is the > output of Xconfigurator. I am selecting
> 640x480 with 8 bpp (by design - > the monitor won't go past that
> resolution and I get blank screens and a > timeout in Xconfigurator at
> any higher bpp. > > Here is basically what I see: the top half of the
> screen is black. A > truncated X display appears in the bottom half at
> a ridiculously low > resolution but at a proper X-Y proportion. The
> resolution looks like it > might be 320x??? (imagine an "X" cursor
> ~3/4" across on a 14" monitor). > The mouse pointer appears to move
> upwards into the black area but moves > downwards only as far as the
> point where I see just the tip of the arrow > at the bottom of the
> screen (i.e., just what you'd expect). > > I see the part in
> XF86Config where the comments say "Low-res Doublescan > modes / If
> your chipset does not support doublescan, you get a > 'squashed' /
> resolution like 320x400", but I don't have a good feel as > to how to
> fix the problem. > > I don't think this problem is terribly related to
> the type of card > because I had the exact same problem on another
> machine when I was > trying to specify the same resolution using the
> same distro. > > Thanks, > > - Jeff > >...............output file
> truncated..............
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