From: Tarmo Pikaro <tapika@yahoo.com>
To: Gary Thomas <gary@mlbassoc.com>, ml.ecos@ringle.org
Cc: eCos development <ecos-devel@ecos.sourceware.org>
Subject: Re: contributing filesystem and a failsafe update meachanism for FIS from within ecos applications
Date: Fri, 23 Sep 2005 18:06:00 -0000 [thread overview]
Message-ID: <20050923180615.57150.qmail@web31702.mail.mud.yahoo.com> (raw)
In-Reply-To: <1127482362.26556.146.camel@hermes>
Hi !
Hmmm... I'm kinda involved with firmware updating,
just a curious to hear that someone takes a closer
look at fail-safeness of update. Can you send me all
the related documentation and source code ?
> Yes. Erase operations reset all the bits to one.
> Programming can
> only change a one to a zero. This can be done on a
> bit by bit
> basis, thus you can update a block by changing some
> bits to zeroes
> without having to erase it.
>
> --
>
------------------------------------------------------------
> Gary Thomas | Consulting for the
> MLB Associates | Embedded world
>
------------------------------------------------------------
>
>
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next prev parent reply other threads:[~2005-09-23 18:06 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-23 12:09 Neundorf, Alexander
2005-09-23 13:02 ` Jon Ringle
2005-09-23 13:33 ` Gary Thomas
2005-09-23 18:06 ` Tarmo Pikaro [this message]
2005-09-23 13:11 Daly, Jeffrey
2005-10-06 6:45 AW: " Neundorf, Alexander
2005-10-06 7:22 ` Andrew Lunn
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