Cannot add the EFI Loader to a 64-bit EFI stubbed U-Boot

Heinrich Schuchardt xypron.glpk at gmx.de
Tue Apr 5 10:20:16 CEST 2022


On 4/5/22 10:08, Nicklas Larsson wrote:
> My UEFI FW does support secure boot, and I can securely boot a signed
> U-Boot EFI (based on either 'efi-x86_app64_defconfig' or
> 'efi-x86_payload64_defconfig').
>
> But I cannot add the UEFI Secure Boot features to my configuration,
> starting with the CONFIG_EFI_LOADER, when I base my configuration on the
> configs above.
>
> Can I, and how do I, add the EFI_LOADER to my configuration given the
> circumstances?

This is not supported yet. Anyhow it would only allow to run 32bit EFI
apps loaded by U-Boot as U-Boot will run as i386 binary.

Best regards

Heinrich

>
> Sorry for the confusion,
> Nicklas
>


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