Re: GPT boot has less features than legacy MBR-based one (Was: UEFI, loader.efi and /boot.config)

From: Konstantin Belousov <kostikbel_at_gmail.com>
Date: Sun, 20 Jan 2019 11:05:09 +0200
On Sat, Jan 19, 2019 at 11:54:25PM +0300, Lev Serebryakov wrote:
> Hello Rebecca,
> 
> Saturday, January 19, 2019, 6:06:52 PM, you wrote:
> 
> >  Ok, I've checked my desktop Asus Z170-A, but it is graphical and I could
> > not find or understand anything in this home-rown UI with crazy-fast mouse. 
> > On ASUS systems you normally press F8 during POST to bring up the boot menu, and F11 on Supermicro systems.
>  Yes, I know. But what should I do next? There is no  "Set UEFI Boot Var"
> item in it. You could select different physical drives (but not partitions
> of the drives) and network cards (if PXE is enabled), and, sometimes, "EFI
> Shell" which is not documented anywhere, and it doesn't work always.
> 
>  When I google "ASUS EFI Shell", for example, all results says about
> preparing USB stick with EFI shell and such, not about commands and
> variables of EFI shell.
> 
>  I don't say, that it is impossible, I only could not find good (or any)
> documentation.

The specification for EFI Shell is available together with other
UEFI specifications, at http://www.uefi.org/specifications.
Received on Sun Jan 20 2019 - 08:05:26 UTC

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