From owner-freebsd-mips@FreeBSD.ORG  Wed Nov 17 10:44:53 2010
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From: Milan Obuch <freebsd-mips@dino.sk>
To: Monthadar Al Jaberi <monthadar@gmail.com>
Date: Wed, 17 Nov 2010 11:44:57 +0100
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Subject: Re: First RSPRO deployed !
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On Wednesday 17 November 2010 09:09:38 Monthadar Al Jaberi wrote:
> > Is it possible to read/write flash from FreeBSD itself? When I add
> > geom_redboot into kernel, I see /dev/redboot directory with flash parts,
> > but I have no idea how to read them - dd if=/dev/redboot/<something>
> > gives just an error and no data are read... Is some special tool
> > necessary for that? I would like to make a backup copy of flash, just in
> > case...
> 
> Had same issue check:
> http://lists.freebsd.org/pipermail/freebsd-fs/2010-November/010023.html
> 
> Without Adrian's patch, try dd ... bs=64k
> with his (have not tried it yet) try dd ... bs=4k.
> 
> Has to do with blocksize check the thread! ;)

Sorry for the noise... I read about flash block size somewhere, just did not 
combine all pieces into a picture :(

Thanks for reminder, it works with correct blocksize.

Milan