Subject: Re: Alpha X server limitations
To: Ben Tober <>
From: Jason Thorpe <>
List: port-alpha
Date: 01/28/1997 13:15:07
On Tue, 28 Jan 1997 15:17:32 -0500 (EST) 
 Ben Tober <> wrote:

 > Hmm, this could be the wrong impression, but I believe that console
 > interfaces (in the context of X) usually just deal with the keyboard and
 > possibly the mouse but usually not the framebuffer.  I thought that
 > framebuffers were generally mmap()'d into the address space of the X server.
 > How would that be an inapplicable technique for a TC framebuffer?  It
 > always seemed pretty generic to me.  Granted, it doesn't necessarily work
 > well where the framebuffer occupies some IO address space (which generally
 > could not be mmap()'d, or at least on some CPUs could not be) and the X
 > server needs to have high-performance access to that IO address space.
 > In that case, in fact, I'm not sure how one should deal with it...
 > -ben

Oh, well, in the case of keyboards and mice, the Alpha wscons stuff
looks very much like the Sun event stuff, which is fairly well
supported in X :-)

Jason R. Thorpe                             
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