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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=79b14f2465df4acec1e67a710d13ce63@localhost \
--to=abuse@basmevissen.nl \
--cc=u-boot@lists.denx.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox