Re: [gentoo-user] Can't boot using UEFI

[Mick]

On Sunday 14 Jun 2015 15:09:33 João Matos wrote:
> 2015-06-14 11:02 GMT-03:00 Volker Armin Hemmann
> <volkerarmin@××××××××××.com>
>
> >  Am 14.06.2015 um 15:40 schrieb João Matos:
> > Hi list,
> >
> >  I've bought me a ultrabook dell vostro 5470, and I'm trying to get
> >
> > gentoo running on it.
> >
> >  I'm having a few problems, but I'd like to correct the boot one first.
> >
> >  I'm installing it from ubuntu live cd, and the comand:
> >
> >  efibootmgr --create --disk /dev/sda --part 7 --label "Gentoo" --loader
> >
> > "\boot\efi\boot\bootx64.efi"
> >
> >  seems to work. It put a entry on bios - Gentoo - but when I select it,
> >
> > the windows start (second boot).
> >
> >  The handbook is not that clear, so I'm not sure if I should call
> >
> > /dev/sda7 of "--part 7". Other difference is I'm not using a separate
> > /boot. Its everything at /, so I'm also not not sure if this path is ok.
> >
> >  This seems to be the very simple, and I'd like to have it on my system.
> >
> > But I've also tried grub2, and got the following error:
> >  "grub2-install: error: cannot find EFI directory."
> >
> >  What should I do?
> >
> >  Thank you,
> >
> >  --
> >  João Neto
> >
> > Linux User #461527
> > http://br.linkedin.com/pub/jo%C3%A3o-de-matos/7/316/552
> >
> >
> > so you don't have an efi boot partition?
> >
> > That would be your answer.
>
> Volker, the efi is already working for Windows. I just want to create a new
> entry. Is it really necessary to create a new partition?

Can you please tell us what this shows:

gdisk -l /dev/sda

or 

fdisk -l

assuming that /dev/sda is your drive.

If you are multibooting then gummiboot would be advisable, but GRUB will work 
too.

-- 
Regards,
Mick