Re: Grub-devel Digest, Vol 140, Issue 25

[Andrei Borzenkov]

19.10.2015 22:10, Lennart Sorensen пишет:
> On Mon, Oct 19, 2015 at 07:55:23PM +0300, Andrei Borzenkov wrote:
> > GRUB reads grub.cfg either from the device BIOS had booted from (sans
> > serious BIOS bugs) or from device where UUID of /boot/grub is found. At
> > least if this GRUB was installed by grub-install. So order of devices in
> > BIOS is irrelevant.
> >
> > I asked him to explain how GRUB was installed on both devices but he never
> > replied ... besides IIRC original question of about EFI, not BIOS.
>
> EFI would make a difference.  I would very much expect EFI to tell the
> bootloader which device it was started from.

Legacy BIOS is expected to do it as well.

> After all EFI isn't BIOS, so if someone says BIOS I am going to assume
> that is what they mean. :)

"BIOS" is often colloquially used for "firmware of my system".