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<H1>[Mageia-discuss] UEFI and Secure Boot</H1>
<B>Thomas Backlund</B>
<A HREF="mailto:mageia-discuss%40mageia.org?Subject=Re%3A%20%5BMageia-discuss%5D%20UEFI%20and%20Secure%20Boot&In-Reply-To=%3C5033BFB9.5040807%40mageia.org%3E"
TITLE="[Mageia-discuss] UEFI and Secure Boot">tmb at mageia.org
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<I>Tue Aug 21 19:04:57 CEST 2012</I>
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<PRE>Goh Lip skrev 21.8.2012 19:52:
><i> On 08/21/2012 11:41 PM, Maurice Batey wrote:
</I>>><i> On Tue, 21 Aug 2012 22:48:51 +0800, Goh Lip wrote:
</I>>><i>
</I>>>><i> be careful installing on UEFI.
</I>>><i>
</I>>><i> UEFI is Disabled at the moment, and as I have no intention of
</I>>><i> Enabling it presumably none of the problems you point to applies.
</I>>><i>
</I>>><i> An interesting pre-Mageia install question is: If I were to Enable UEFI,
</I>>><i> who/what will re-organise the current Windows 7 installation as you
</I>>><i> describe to suit, and when?!
</I>>><i>
</I>><i>
</I>><i>
</I>><i> Maurice,
</I>><i>
</I>><i> [1] GPT partitioning -
</I>><i> Most likely, your disk is GPT partitioned and windows 7 installed on it
</I>><i> with at least 2 partitions (one for boot and probably one more for
</I>><i> recovery besides the usual OS partition). As mentioned earlier, Windows
</I>><i> 7 (and Linux) will work on BIOS and GPT partitioning. As for enabling
</I>><i> UEFI, windows 7 will work without 'redoing' the partitioning (if it is
</I>><i> already GPT) but you may have to redo the boot (boot.ini? - but I really
</I>><i> don't know for windows). You can try it out by enabling UEFI and check
</I>><i> if it boots Windows 7 without any changes.
</I>><i>
</I>><i> You can check if your disk is GPT partitioned by booting a livecd and at
</I>><i> terminal (root), "fdisk -lu" If it is GPT, it will give an error message
</I>><i> (nothing to worry about, fdisk won't work on GPT, that's all).
</I>><i>
</I>><i> [2] Grub-legacy
</I>><i> First a disclaimer - I have not used grub-legacy for about 5 years, all
</I>><i> my OS's boots/grubs are 'set' or 'installed' (wrong term, but that's
</I>><i> what it's being used) to their own partitions, including Mageia's
</I>><i> grub-legacy boot. And while I've used/tested GPT partitioning using
</I>><i> BIOS, it is with grub2, not with grub-legacy, I am unsure if Mageia's
</I>><i> grub-legacy could work with GPT and here's a link to help somewhat..
</I>><i> <A HREF="http://www.rodsbooks.com/gdisk/bios.html">http://www.rodsbooks.com/gdisk/bios.html</A>
</I>><i> <A HREF="http://www.rodsbooks.com/gdisk/booting.html">http://www.rodsbooks.com/gdisk/booting.html</A>
</I>><i>
</I>
Check this one out:
<A HREF="http://www.rodsbooks.com/efi-bootloaders/grub_legacy.html">http://www.rodsbooks.com/efi-bootloaders/grub_legacy.html</A>
That Fedora legacy grub-efi package works, I know, as I'm using it :)
--
Thomas
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