[ECOS] There is a way to change a 'fconfig' redboot value froma linux program

Gary Thomas gary@mlbassoc.com
Fri Apr 21 16:37:00 GMT 2006


On Fri, 2006-04-21 at 18:31 +0200, thierry langlais wrote:
> It seems to be also the case when FIS and fconfig are not combined!
> 
> Here are traces from linux at boot
> ...
> 0x00fe0000-0x00fff000 : "FIS directory"
> mtd: partition "FIS directory" doesn't end on an erase block -- force
> read-only
> 0x00fff000-0x01000000 : "RedBoot config"
> mtd: partition "RedBoot config" doesn't start on an erase block boundary
> -- force read-only
> ...

These still look combined to me.  If you rebuild RedBoot to have them
be separate, you'll have to rebuild your FIS directory (fis init)

> 
> Does someone know a way to use mdt-utils tools like fcp, unlock and
> erase on a RedBoot config partition ?

You should ask the MTD folks for guidance on this.  Send mail to
  

linux-mtd@lists.infradead.org

> 
> Thanks,
> 
> Thierry.
> 
> Le mercredi 19 avril 2006 à 10:07 +0100, David Vrabel a écrit :
> > Gary Thomas wrote:
> > > 
> > > In Linux, you could use MTD to access the 'fconfig' data.
> > 
> > Note that by default if you're using a combined FIS/fconfig block then
> > both FIS and fconfig will be read-only from Linux.

-- 
------------------------------------------------------------
Gary Thomas                 |  Consulting for the
MLB Associates              |    Embedded world
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