From: Bas Mevissen <abuse@basmevissen.nl>
To: u-boot@lists.denx.de
Subject: [U-Boot] Firmware upgrade possibilites technikes in uboot.
Date: Thu, 05 Aug 2010 17:31:19 +0200 [thread overview]
Message-ID: <79b14f2465df4acec1e67a710d13ce63@localhost> (raw)
In-Reply-To: <4C5AD287.3040305@free.fr>
On Thu, 05 Aug 2010 17:02:31 +0200, Albert ARIBAUD
wrote:
> Note that this does not protect agains the first BSP
> being buggy once booted, though, but there's little one can do against
> this.
>
Even then, there is a lot you can do. For example, U-Boot can detect being
started by a watchdog reset, find out what image was started previously,
mark it
invalid and take the other one.
It is just a matter of how much effort one wants to spend. U-Boot is a
rich boot loader that can easily be extended to your needs.
--
Bas.
(currently working on boot software for an automotive ECU)
next prev parent reply other threads:[~2010-08-05 15:31 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-05 13:41 [U-Boot] Firmware upgrade possibilites technikes in uboot Lasse Skov
2010-08-05 14:22 ` Bas Mevissen
2010-08-05 15:02 ` Albert ARIBAUD
2010-08-05 15:31 ` Bas Mevissen [this message]
2010-08-05 18:13 ` Wolfgang Denk
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