[prev in list] [next in list] [prev in thread] [next in thread] 

List:       uclinux-dev
Subject:    Re: [uClinux-dev] Battery buffer ram filesystem
From:       Xavier Bestel <xavier.bestel () free ! fr>
Date:       2002-11-27 17:37:58
[Download RAW message or body]

I think someone has done it on the iPaq. You should try to ask on the
Ipaq List <ipaq@handhelds.org>

	Xav

Le mer 27/11/2002 à 18:12, Mark McChrystal a écrit :
> I don't have an answer but this is something I should
> investigate more and may implement--so far it doesn't
> seem practical for my needs. . .
> It's not an easy problem to solve--I guess you could
> use ext2 and run e2fsck every boot to make sure the
> filesystem is ok and if not fix or reformat it.  I'm
> not sure how ramdisks are alocated and you would have
> to modify things so that they were always allocated at
> the same spot in ram.  
> Can you get away with a large enough backup battery
> that you can put the coldfire in doze mode. Or
> preserve processor state so that you don't have to
> reboot on power off?  
> 
> Mark
> 
> --- Dieter Ripp <Ripp@systecnet.com> wrote:
> > Hi list,
> > 
> > in our coldfire hardware we will implement an
> > battery buffer ram. So the data will not lost on
> > power off. How can I use filesystem (ramfs for
> > example)  that does not initialize this area on
> > power up. Did anybody have an idea how I can solve
> > this problem.
> > 
> > Regards Dieter Ripp   
> 


_______________________________________________
uClinux-dev mailing list
uClinux-dev@uclinux.org
http://mailman.uclinux.org/mailman/listinfo/uclinux-dev
This message was resent by uclinux-dev@uclinux.org
[prev in list] [next in list] [prev in thread] [next in thread]