Re: Debian 12 installation - installation USB stick boots to grub prompt
On Mon, Nov 04, 2024 at 11:19:50AM -0500, Stefan Monnier wrote:
> > If I boot from the USB stick (isohybrid image) in Legacy mode then it
> > all **appears** to work, installation completes, but then the system
> > won't boot.
>
> What kind of boot loader did you install? `grub-efi`, `grub-pc`,
> something else?
I'm not given a choice, it just installs whatever it thinks is right
(I assume).
> Does your Debian install's boot fail in exactly the same way if you ask
> your firmware to boot using legacy BIOS?
>
Yes, I just tried that, set 'Legacy only' in the BIOS and I get to the
same non-working, blank screen.
> > I don't see how I can opt to either "Always boot using legacy BIOS
> > mode" or "Always boot using UEFI".
>
> In my firmware, I can/could choose which boot mode to activate.
> So on the Debian side I installed `grub-pc` and on the firmware side
> I activated the legacy mode. That made it boot successfully using
> legacy BIOS mode.
>
Yes, I can select 'legacy only' in the BIOS but I don't see anwhere
that I can select `grub-pc` to install.
> > How would I "Boot the install using legacy BIOS, then manually change
> > the install to use grub-efi", I can't see anywhere in the installation
> > process that would allow me to do this.
>
> That's why I said "manually".
>
>
> Stefan
>
>
--
Chris Green
Reply to: