[Mageia-discuss] UEFI and Secure Boot

Tue Aug 21 19:04:57 CEST 2012

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