Allows to compile the file under x86_64 without errors. The caller has to make sure to call the functions while in protected mode, which is usually the case in early bootblock. Change-Id: Ic6601e2af57e0acc6474fc3a4297e3d2281decd6 Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/48165 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-by: Angel Pons <th3fanbus@gmail.com>