Re: How to make sure my plug boots from the USB flash-stick instead of the USB hard-disk?

To: Arm List Debian <debian-arm@lists.debian.org>
Subject: Re: How to make sure my plug boots from the USB flash-stick instead of the USB hard-disk?
From: Martin Michlmayr <tbm@cyrius.com>
Date: Wed, 27 May 2009 12:09:29 +0200
Message-id: <[🔎] 20090527100929.GC2961@deprecation.cyrius.com>
In-reply-to: <[🔎] 4A1D0474.5010905@cowlark.com>
References: <[🔎] 9105AAC7-04F7-46DF-AAEB-A35558AC608A@pobox.com> <[🔎] 20090524133025.GQ4013@deprecation.cyrius.com> <[🔎] 4A1D0474.5010905@cowlark.com>

* David Given <dg@cowlark.com> [2009-05-27 10:14]:
> (Doesn't Linux have a system call to allow kernel chain-loading?
> Would  this allow a basic kernel to be loaded from flash that then
> invokes a  kernel read from a file system elsewhere?)

Yes, it's called kexec.
-- 
Martin Michlmayr
http://www.cyrius.com/

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