Subject: Re: RFC: framebuffer device support in NetBSD
To: None <,>
From: Girish Wadhwani <>
List: tech-x11
Date: 09/13/2002 10:34:00

I don't see a wsdisplay device on i386. Does wscons
allow user space processes to access video memory?
That brings up a question : 
How does X interwork with/bypass wscons?

--- Martin Husemann <> wrote:
> On Fri, Sep 13, 2002 at 03:07:29PM +0200, Reinoud
> Zandijk wrote:
> > One of the big benefits of splitting out the `fb'
> side from the `wsdisplay'
> > side is the splitting up of wscons as a sole
> `framebuffer' user
> > inderpendent of what arch and the `fb' as a MD
> driver for the graphics.
> It seems to me you either do not understand
> wsdisplay/wscons or you
> are describing your ideas very unclear (to me, at
> least).
> There is a MD driver attaching to the hardware,
> there is an abstract
> wsdisplay connected to that driver, which together
> with some kbd/mouse/mux
> things makes up wscons - nothing you described so
> far can not be done
> with the framework in place (modulo maybe some
> missing ioctls, that can either
> be added or are subject of further discussion vs.
> their usefullness).
> It's pretty obvious there are ommisions in wscons,
> which need to be filled.
> But what is the big difference to the thing you are
> proposing? I'm realy
> unable to see it, sorry.
> Martin

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