Bug#990017: [REGRESSION] Bullseye CD installer images fail to install GRUB on OpenPOWER machines

[Steve McIntyre <steve@einval.com>]

Control: reassign -1 grub-ieee1275

Hi Timothy,

Reassigning this to the correct package where it should get more
attention...

On Thu, Jun 17, 2021 at 04:20:47PM -0500, Timothy Pearson wrote:
>Package: debian-cd
>Severity: Grave
>
>Attempting to use the latest Bullseye RC2 CD installer on an OpenPOWER machine results in a fatal error during bootloader installation:
>
>Jun 17 21:14:45 grub-installer: info: Installing grub on '/dev/sda1'
>Jun 17 21:14:45 grub-installer: info: grub-install does not support --no-floppy
>Jun 17 21:14:45 grub-installer: info: Running chroot /target grub-install  --force "/dev/sda1"
>Jun 17 21:14:45 grub-installer: Installing for powerpc-ieee1275 platform.
>Jun 17 21:14:57 grub-installer: grub-install: error: unknown filesystem.
>Jun 17 21:14:57 grub-installer: error: Running 'grub-install  --force "/dev/sda1"' failed.
>
>The bootloader installs normally using the Buster CD installers on the same hardware.

Just a quick sanity check - how did you partition the disk? Does it
have the normal boot partition etc. needed for OpenPOWER? I'll admit I
don't know all the details here - I'm not a powerpc expert.

-- 
Steve McIntyre, Cambridge, UK.                                steve@einval.com
"This dress doesn't reverse." -- Alden Spiess