From: ebiederman@lnxi.com (Eric W. Biederman)
To: Pantelis Antoniou <panto@intracom.gr>
Cc: linux-mtd@lists.infradead.org, David Woodhouse <dwmw2@infradead.org>
Subject: Re: MTD lock support for AMD_STD flash.
Date: 15 Sep 2004 12:15:51 -0600 [thread overview]
Message-ID: <m3pt4n8kko.fsf@maxwell.lnxi.com> (raw)
In-Reply-To: <41457E01.6060507@intracom.gr>
Pantelis Antoniou <panto@intracom.gr> writes:
> Hi there
>
> While trying to get MTD in 2.6 working in my board I stubbled on
> this.
>
> The lock/unlock logic does not seem to work for AMD STD jedec flashes.
Right. We got away with this for a while because the on devices
without lock/unlock methods people usually don't call them.
> This happens when trying to lock a block for MX29LV040C, and I think
> will happen with all AMD STD flashes.
>
> The thing is that these chips don't have support for locking, but I can't
> find a way to declare it in the command set.
>
> So the way to avoid this I set the lock & unlock methods in my map file.
>
> This is a gross hack however and I'm wondering if there's an easier way...
Yes. It should already be committed into MTD cvs. Please check it out.
With a little luck I will start pushing these changes to 2.6 in the next
day or so.
Eric
prev parent reply other threads:[~2004-09-15 18:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-13 11:01 MTD lock support for AMD_STD flash Pantelis Antoniou
2004-09-15 18:15 ` Eric W. Biederman [this message]
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