From: Scott Wood <scott@timesys.com>
To: Nicolas Pitre <nico@cam.org>
Cc: Christopher Hoover <ch@murgatroid.com>,
'Scott Wood' <scott@timesys.com>,
linux-mtd@lists.infradead.org
Subject: Re: [PATCH] Interleave order while probing
Date: Thu, 21 Oct 2004 12:04:27 -0400 [thread overview]
Message-ID: <20041021160427.GA26048@yoda.timesys> (raw)
In-Reply-To: <Pine.LNX.4.61.0410202011020.26473@xanadu.home>
On Wed, Oct 20, 2004 at 08:11:37PM -0400, Nicolas Pitre wrote:
> On Wed, 20 Oct 2004, Christopher Hoover wrote:
>
> > > I don't think there are any situations
> > > where that would produce a false positive (short of having QRY as the
> > > actual flash data at the relevant addresses).
> >
> > That would be a problem. It's a block device: you can store whatever you
> > want, wherever you want.
Yes, but that's always been a problem. Perhaps the device could be
asked to produce a status word as an additional check?
In any case, a prohibition on having zeroes there is worse than a
prohibition on having "QRY".
> Not in query mode though.
But if you've guessed the wrong interleave, you could be seeing some
non-query-mode data for the chips that didn't get the query command.
-Scott
next prev parent reply other threads:[~2004-10-21 16:04 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-19 21:03 [PATCH] Interleave order while probing Scott Wood
2004-10-20 23:39 ` Christopher Hoover
2004-10-21 0:11 ` Nicolas Pitre
2004-10-21 16:04 ` Scott Wood [this message]
2004-10-21 16:15 ` Nicolas Pitre
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