[U-Boot] [U-Boot, v4, 04/14] x86: Tidy up selection of building the EFI stub

[Alexander Graf]

> At present we use a CONFIG option in efi.h to determine whether we are
> building the EFI stub or not. This means that the same header cannot be
> used for EFI_LOADER support. The CONFIG option will be enabled for the
> whole build, even when not building the stub.
> 
> Use a different define instead, set up just for the files that make up the
> stub.
> 
> Signed-off-by: Simon Glass <sjg at chromium.org>
> Reviewed-by: Bin Meng <bmeng.cn at gmail.com>

Thanks, applied to efi-next

Alex