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Date: Sun, 25 Sep 2011 23:49:12 -0600 (MDT)
From: Warren Block <wblock@wonkity.com>
To: Adrian Chadd <adrian@freebsd.org>
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	(wonkity.com [127.0.0.1]); Sun, 25 Sep 2011 23:49:12 -0600 (MDT)
Cc: freebsd-current@freebsd.org
Subject: Re: FreeBSD 9.0-BETA2 memstick USB image hangs my BIOS
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On Mon, 26 Sep 2011, Adrian Chadd wrote:

> I've just tried to boot a FreeBSD-9.0 BETA2 (i386) memstick USB image
> on my BIOS.
>
> When inserted into a FreeBSD box (the one that I wrote it from), the
> partition table has an MBR style partition setup with a single EFI
> partition on it.

Also known as a "protective MBR".  Wikipedia's section on GPT is decent:
http://en.wikipedia.org/wiki/GUID_Partition_Table