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Date: Wed, 14 Jan 2009 12:50:57 +0100
To: Mike Frysinger <vapier.adi@gmail.com>
Subject: Re: Access entire device with mtdblock0
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From: wolfgang@leila.ping.de (Wolfgang Wegner)
Cc: linux-mtd@lists.infradead.org, Adam Yergovich <ayergo@jkmicro.com>
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On Wed, Jan 14, 2009 at 05:58:43AM -0500, Mike Frysinger wrote:
> On Wed, Jan 14, 2009 at 04:00, Peter Korsgaard wrote:
> > "Mike" == Mike Frysinger <writes:
> >>> Any recommendations on a simple way to create a partition using the
> >>> entirety of flash?
> >>
> >> looks like no one responded.  i'm pretty sure the answer is to use
> >> add_mtd_device() even in face of add_mtd_partitions().
> >
> > Why not just add a partition spanning the entire device in addition to
> > the other partitions?
> 
> i was not aware partition tables allowed for overlaps.  if that's
> true, then the answer is obvious and easy to implement in boards ...

They are allowed, but I have not been able yet to do a correct query
for erase_size in case of a partition covering a whole device having
multiple different-sized erase regions.

Regards,
Wolfgang