[elbe-devel] UEFI support

[Martin Kaistra]

Hi Yegor,

Am 13.08.2018 um 09:02 schrieb Yegor Yefremov:
> I need an image for x86_64 to be able to boot in both BIOS and UEFI
> environments. I cannot use ELBE 3.0 as I'm blocked by this issue [1].
> So I've backported following patches to ELBE v2.3:
> 
> Add examples for UEFI boot with grub
> Add support for hybrid images (UEFI+Bios)
> hdimg: change mountpoint of efi partition to /boot/efi
> Add support for UEFI boot with grub
> hdimg: do not use flag lba if partition format is gpt
> 

> But when I try to create image, I get following error, i.e. the new
> code won't be used by the initvm.
> 
> PartitionException: The flag 'lba' is not available for gpt disk labels.
> 

This error does not occur, if "hdimg: do not use flag lba if partition 
format is gpt" is correctly in place. The call to 
"ppart.setFlag(_ped.PARTITION_LBA)" from create_partition() in hdimg.py 
should only be made if the disk type is not gpt.

martin