Notes on testing F18 in an EFI environment

Adam Williamson awilliam at redhat.com
Thu Nov 15 06:00:29 UTC 2012


On Wed, 2012-11-14 at 21:32 -0600, Michael Cronenworth wrote:
> On 11/14/2012 07:47 PM, Adam Williamson wrote:
> > That sounds odd. Are you double-extra-plus sure it was booting UEFI? It
> > should never attempt to format to MS-DOS for a UEFI install. I suppose
> > it might just be that the*message*  was incorrect.
> 
> <-- I'm a UEFI noob.
> 
> My EFI does not have any "BIOS/EFI" boot option even though the manual 
> shows one. There is a "Compatibility Support Module" that is set to 
> "Auto" and this seems to have smarts to boot a system in BIOS or EFI 
> automatically. It default boots in BIOS mode and anaconda saw this. I do 
> not have a /sys/firmware/efi currently. When I turned off CSM and 
> reinstalled (with a EFI USB stick...) everything is now EFI.

Yep, that sounds right. CSM is basically BIOS mode.
-- 
Adam Williamson
Fedora QA Community Monkey
IRC: adamw | Twitter: AdamW_Fedora | identi.ca: adamwfedora
http://www.happyassassin.net



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