linux-kernel - Re: linux kernel without file system

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Message-ID: <20090114152423.GA24562@frolo.macqel>
Date:	Wed, 14 Jan 2009 16:24:23 +0100
From:	Philippe De Muyter <phdm@...qel.be>
To:	Rogan Dawes <lists@...es.za.net>
Cc:	Xavier Bestel <xavier.bestel@...e.fr>,
	Tomasz Chmielewski <mangoo@...g.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: linux kernel without file system

On Wed, Jan 14, 2009 at 04:57:09PM +0200, Rogan Dawes wrote:
> Philippe De Muyter wrote:
> > On Wed, Jan 14, 2009 at 04:27:55PM +0200, Rogan Dawes wrote:
> >> Philippe De Muyter wrote:
> >>
> >>> Keeping thinking about it, I now think that my 'application program'
> >>> (basically a serial-to-ethernet converter) should be a kernel thread,
> >>> because of the small memory constraints.
> >>>
> >>> The question is thus how to access the serial lines from a kernel thread.
> >>>
> >>> Philippe
> >> If your constraints are that severe, perhaps you should be investigating
> >> other solutions. e.g. eCos?
> > 
> > I like to reuse (and contribute to) the linux drivers and kernel.
> > 
> >> Linux doesn't ALWAYS have to be the answer :-)
> > 
> > No ? :)
> > 
> > Philippe
> > 
> 
> Ok, in that case, perhaps you should explain exactly what your
> constraints are (target board, max memory/flash, etc), and maybe folks
> will be able to provide more sensible answers.

if possible, mcf52236 (256k flash 32k sram in chip) :)

kernel+uapplication XIP in flash

they seems to push something called utasker

Philippe
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