From: Jorge S. <jorgesolla@gmail.com>
To: buildroot@busybox.net
Subject: [Buildroot] Dataflash rootfs problems (still)
Date: Thu, 25 Oct 2007 11:08:22 +0200 [thread overview]
Message-ID: <6090c5eb0710250208i4e48840dub7674ec4ba3fdb2@mail.gmail.com> (raw)
In-Reply-To: <1193266654.4415.21.camel@aeglos.sweden.atmel.com>
2007/10/25, Ulf Samuelsson <ulf@atmel.com>:
>
> ons 2007-10-24 klockan 21:34 +0300 skrev Ivan Kuten:
> > >
> > > During the 1st boot, Dropbear creates and "writes" the generated keys,
> maybe
> > > is this *write* operation the one screwing up the dataflash?
> > >
> >
> > We have similar problems with Dataflash&RM9200
> > *write* operation is unreliable - we had corrupted filesystem after
> reboot.
> > Our solution was to use r/o only on dataflash.
> >
>
> I would reduce speed to 5 Mbps or lower. or implement the external gate.
> Moving to the AT91SAM9260 is of course a nice alternative.
> Lower cost, (soon) much higher speed (with the AT91SAM9260A)
> Better BootROM (I defined it :-)
Can you suggest the best way to reduce speed? maybe using the board
definition on the kernel?
Regards,
Jorge.
>
> > Best regards,
> > Ivan
> > --------------------------------
> > Embedded Linux engineer,
> > Promwad Company: http://www.promwad.com/
> > Homepage : http://www.ivankuten.com/
> > --------------------------------
> --
> Best Regards,
> Ulf Samuelsson
>
>
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next prev parent reply other threads:[~2007-10-25 9:08 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-24 16:20 [Buildroot] Dataflash rootfs problems (still) Jorge S.
2007-10-24 16:33 ` Ulf Samuelsson
2007-10-24 16:54 ` Jorge S.
2007-10-24 18:34 ` Ivan Kuten
2007-10-24 22:57 ` Ulf Samuelsson
2007-10-25 9:08 ` Jorge S. [this message]
2007-10-25 16:17 ` Jorge S.
2007-10-25 16:30 ` Ulf Samuelsson
2007-10-25 16:46 ` Jorge S.
2007-10-25 16:51 ` Ulf Samuelsson
2007-10-25 18:48 ` Ivan Kuten
2007-10-25 17:58 ` Jorge S.
2007-10-25 19:09 ` Ivan Kuten
2007-10-25 18:11 ` Jorge S.
2007-10-25 19:20 ` Ivan Kuten
2007-10-24 22:49 ` Ulf Samuelsson
-- strict thread matches above, loose matches on Subject: below --
2007-10-24 18:37 Michael Trimarchi
2007-10-24 18:54 ` Jorge S.
2007-10-24 18:59 ` Jorge S.
2007-10-24 19:06 Michael Trimarchi
2007-10-24 19:40 ` Jorge S.
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