Subject: Re: can I run things in kernel space?
To: Allen Briggs <firstname.lastname@example.org>
From: Chris G Demetriou <Chris_G_Demetriou@LAGAVULIN.PDL.CS.CMU.EDU>
Date: 05/04/1995 19:50:16
> > Is it possible to let a user-land program access
> > memory locations in kernel space? It would be groovy if
> > I could compile test code to talk to the via and/or mrg
> > without re-linking the whole kernel and rebooting.
> > Is there some way to do this?
> Sort of. Take a look at LKMs. /usr/share/lkm is a good
> place to start... ;-)
actually, i think the current LKM interface is ... somewhat lacking
If you're just interested in reading adn writing memory locations,
mmap() and /dev/mem are your friends...