Re: Laptop won’t boot after Guix install

[Ian Eure]

Felix Lechner <felix.lechner@lease-up.com> writes:

> Hi Ian,
>
> On Mon, Jan 08 2024, Roman Riabenko via wrote:
>
> > Sometimes, the installer makes a BIOS-compatible installation 
> > which
> > fails to run from UEFI.
>
> I like to check 'efibootmgr' inside the 
> installer. Alternatively, you
> can look at the NVRAM contents with evivars. (I don't have 
> experience
> yet with the newer efivarfs, but I think that's similar.) If you 
> cannot
> find the UEFI boot variables, then GRUB cannot either---and the 
> setup
> will be defective. It will not boot in UEFI.
>
> Old GRUB boot sectors can make the boot experience even more 
> confusing.

I’ve tried wiping both the entire SSD, and just the first 100mb, 
both with random data and zeros.  Either would obliterate any 
legacy boot sector which may have been present.

Can you talk a bit more about using efibootmgr inside the 
installer?