EFI Bootstrap Question on 13.0

[john]

Should it be possible to mount the efi partition as a msdosfs?

# mount -t msdosfs -o longnames /dev/nvd0p1 mountpoint


I'm getting:

msdos_fs: Invalid argument /dev/nvd0p1

gpart shows partition 1 of nvd0 as efi partition

On 4/19/21 8:30 AM, john via freebsd-questions wrote:
> I updated to 13.0 successfully. I then upgraded ZFS because I found that 
> was necessary to import a ZFS pool mounted on iSCSI without forcing it. 

> Everything seemed to be working correctly until I upgraded a handful of 

> packages that changed since Friday morning.
> 
> The system won't boot. It stops in startup.nsh.
> 
> After upgrading ZFS I updated the bootcode according to the warning in 
> the Handbook. While the handbook says to run:
> 
> # gpart bootcode -p /boot/boot1.efifat -i 1 ada1
> 
> I didn't see "boot1.efifat" in /boot so I executed instead:
> 
> # gpart -p bootcode -p /boot/boot1.efi -i1 nvd0
> 
> Did I reference the wrong file for the bootcode?
> 
> I can mount the filesystem from the live CD and verify that I'm using 
> UEFI boot and that partition 1 is the EFI partition.
> 
> Recovery recommendations?
> 

-- 
John R. Shannon
john at johnrshannon.com

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