On Wed, May 6, 2009 at 9:21 PM, Arun Sharma <[email protected]> wrote:
>
> I suspect the old BIOS still reads the first sector of the hard drive and
> jumps into it. I haven't yet looked into how control is transferred to grub
> after that.
>

I searched on it and got this
http://www.ata-atapi.com/hiwmbr.html

but i wonder if this doc is outdated.

>Any mechanism that doesn't look at the legacy partition table
> should be ok. There is something called a "protective MBR" on GPT systems
> that is designed to prevent tools from messing with GPT data structures.
> It seems strange that HP has a patent on this topic!
>  -Arun
>

Thanks for the info :-)

--Siju
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