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Date:      Wed, 7 Oct 1998 11:30:07 -0700 (PDT)
From:      Peter Wallace <pcw@mesanet.com>
To:        Mike Smith <mike@smith.net.au>
Cc:        freebsd-small@FreeBSD.ORG
Subject:   Re: Command-line i/f (Re: PicoBSD) 
Message-ID:  <Pine.BSF.3.96.981007111808.14389A-100000@freeby.mesanet.com>
In-Reply-To: <199810071814.LAA01379@dingo.cdrom.com>

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Peter Wallace
Mesa Electronics

On Wed, 7 Oct 1998, Mike Smith wrote:

> > > 
> > > Extremely varied - I certainly see it being used on flash-based 
> > > systems; don't get me wrong, I'd love to see an unencumberd TFFS clone. 
> > > 8)
> > 
> > 	Maybe we could give away our BIOS INT 13 FFS code and some kind
> > FreeBSD hacker could munge it into unix land...
> 
> That'd be an excellent start.  I take it that your FFS is proprietary 
> (ie. it's not TFFS-compatible)?

Yes, but compatibility for non-removeble media may not be so important...

> 
> I might be available to do this, but if not I'd be more than happy to 
> help anyone that felt like undertaking the development of a generic 
> flash covering layer.
> 
> (It's not really a filesystem so much as a block manager, correct?)

	Right, just logical-physical sector remapping - statistical
erase-block/write-target ranking and maintaining erase block statistics in
a distributed way. Our method is fairly memory intensive (about 4K RAM per
M byte of drive) so mainly suited to smaller drives. 

Peter Wallace
Mesa Electronics

> 
> -- 
> \\  Sometimes you're ahead,       \\  Mike Smith
> \\  sometimes you're behind.      \\  mike@smith.net.au
> \\  The race is long, and in the  \\  msmith@freebsd.org
> \\  end it's only with yourself.  \\  msmith@cdrom.com
> 
> 
> 


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