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Re: video mem access with oskit-mach

From: Marcus Brinkmann
Subject: Re: video mem access with oskit-mach
Date: Mon, 10 Dec 2001 22:00:20 +0100
User-agent: Mutt/1.3.24i

On Mon, Dec 10, 2001 at 03:38:17PM -0500, Roland McGrath wrote:
> > Here the mode is hard coded to read only.
> I checked in a fix for that.  Please try a variety of operations on "mem"
> and verify that none of them crash or anything.  Obviously the writing code
> has never been tested.

Yeah, it crashes pretty badly, I think at mapping time, but I will not know
for sure until I revived my remote debugging environment (I just know this
because I used my own little hack a couple of minutes ago).  So stay tuned.
> > I can not device_map with VM_PROT_WRITE, as the open mode is verified
> > (D_WRITE has to be set).  So I can not get a writable mapping.  I loose.
> Lose.  You lose.  "Loose" is the opposite of "tight", and only used as a
> verb if you mean to say "loose the hounds" or "loose your bowels" or
> something.

Thank you very much.  It was a honest mistake indeed (not an overseight),
and I appreciate any corrections and other tips that can improve my English.


`Rhubarb is no Egyptian god.' Debian http://www.debian.org brinkmd@debian.org
Marcus Brinkmann              GNU    http://www.gnu.org    marcus@gnu.org

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