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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.
Thanks,
Marcus
--
`Rhubarb is no Egyptian god.' Debian http://www.debian.org brinkmd@debian.org
Marcus Brinkmann GNU http://www.gnu.org marcus@gnu.org
Marcus.Brinkmann@ruhr-uni-bochum.de
http://www.marcus-brinkmann.de