From: Albert ARIBAUD <albert.u.boot@aribaud.net>
To: u-boot@lists.denx.de
Subject: [U-Boot] [POST] retrieving the results in Linux ?
Date: Thu, 07 Jul 2011 18:20:36 +0200 [thread overview]
Message-ID: <4E15DCD4.7000608@aribaud.net> (raw)
In-Reply-To: <20110706212529.2171F15794CF@gemini.denx.de>
Le 06/07/2011 23:25, Wolfgang Denk a ?crit :
> The plan is to share the log buffer, in both directions: Linux can
> read the POST results, and U-Boot can read the last Linux messages
> after a crash / reboot. Actually, after a reboot you can read the
> last messages from the _previously_ running kernel in Linux, too
> (assuming there are no wraparounds, of course).
Even with wraparounds, you could still be able to read the last
messages; only overwrites would prevent it.
> Best regards,
>
> Wolfgang Denk
Amicalement,
--
Albert.
next prev parent reply other threads:[~2011-07-07 16:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-06 14:18 [U-Boot] [POST] retrieving the results in Linux ? Valentin Longchamp
2011-07-06 21:25 ` Wolfgang Denk
2011-07-07 16:20 ` Albert ARIBAUD [this message]
2011-07-07 16:52 ` Wolfgang Denk
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