From mboxrd@z Thu Jan  1 00:00:00 1970
To: 9fans@cse.psu.edu
Subject: Re: [9fans] Where is vgactl?
From: forsyth@vitanuova.com
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Date: Fri, 26 Oct 2001 16:36:18 +0100
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aux/vga doesn't serve it; #v/vgactl is the kernel's exposed interface
to its part of the vga graphics support.


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To: 9fans@cse.psu.edu
Subject: Re: [9fans] Where is vgactl?
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Date: Fri, 26 Oct 2001 14:06:42 +0200

On Fri, Oct 26, 2001 at 12:35:03PM +0100, forsyth@vitanuova.com wrote:
> 
> it isn't bound automatically so you need
> 	bind -b '#v' /dev
> to make it appear in /dev, or use
> 	echo -n 'size 800x600x8' >'#v/vgactl'
> 
> that's probably still not what you intend, because VGA being what it is,
> a host of major and minor register values need to be adjusted in most cases,
> in a device-dependent way.  use aux/vga, described by vga(8).
> read the manual page first, though.  aux/vga eventually sets the
> using vgactl, but sets all those registers first, if it can.
> it needs to be done outside rio.

Wouldn't it make more sense for aux/vga to serve /dev/vga* after
initialising the environment?  I suppose the right answer is "Try it",
or am I missing something?

++L
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