[U-Boot] [POST] retrieving the results in Linux ?

[Albert ARIBAUD]

Le 06/07/2011 23:25, Wolfgang Denk a écrit :

> 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.