Subject: Re: ARM port organisation (was: Re: NetBSD/hpcarm snap code)
To: Richard Earnshaw <rearnsha@buzzard.freeserve.co.uk>
From: Jason R Thorpe <thorpej@zembu.com>
List: tech-kern
Date: 02/17/2001 11:11:00
On Sat, Feb 17, 2001 at 06:47:39PM +0000, Richard Earnshaw wrote:
> > Oh, yah, the WinCE hack -- I don't think we want to use that feature
> > on the FCS-capable chips.
>
> On handhelds (like the Ipaq), this may be exactly what is wanted. On a
> desktop machine I agree, it's unlikely to be of use because of the
> restrictions it imposes.
Well, 32M is a pretty small address space -- it's going to affect where
you put the stack, is certainly going to affect shared libraries, etc.,
and may constitute a new ABI.
What would be really nice is if future ARM chips included *real* address
space IDs (a'la MIPS).
--
-- Jason R. Thorpe <thorpej@zembu.com>