On Thu, May 05, 2022 at 03:32:40PM +0000, Paul Barker wrote:

> On 2010-01-27, an email [1] was sent to the mailing list by Wolfgang
> Denk which clarified the intended licensing exceptions for standalone
> applications. As the "export.h" header and the "stubs.c" source files
> are required to implement a standalone application, the intention was
> that these files be covered by the licensing exception. This is made
> clear in the following quotes from that email:
> 
> 	"exports.h" should be added to the "allowed" file list; there should
> 	be no need to include "common.h". Eventually this needs fixing.
> 	Patches are welcome.
> 
> 	"examples/standalone/stubs.c" should be added to the "allowed" file
> 	list (the ppc_*jmp.S files are LGPLed).
> 
> 	There should be no doubts - the intention is clear, the current state
> 	may need improvement. Help (read: patches) welcome.
> 
> [1]: https://lists.denx.de/pipermail/u-boot/2010-January/067174.html
> 
> Signed-off-by: Paul Barker <paul.barker@sancloud.com>
> Cc: Wolfgang Denk <wd@denx.de>
> ---
>  Licenses/Exceptions | 12 ++++++++----
>  1 file changed, 8 insertions(+), 4 deletions(-)
> 
> diff --git a/Licenses/Exceptions b/Licenses/Exceptions
> index c9b3cd981f51..4f241f4aff29 100644
> --- a/Licenses/Exceptions
> +++ b/Licenses/Exceptions
> @@ -7,9 +7,13 @@ use U-Boot services by means of the jump table provided by U-Boot
>  exactly for this purpose - this is merely considered normal use of
>  U-Boot, and does *not* fall under the heading of "derived work".
>  
> -  The header files "include/image.h" and "arch/*/include/asm/u-boot.h"
> -define interfaces to U-Boot.  Including these (unmodified) header
> -files in another file is considered normal use of U-Boot, and does
> -*not* fall under the heading of "derived work".
> +The following files define interfaces to U-Boot:
> +  * include/image.h
> +  * include/export.h
> +  * arch/*/include/asm/u-boot.h
> +  * examples/standalone/stubs.c
> +
> +Including these (unmodified) files in another file is considered normal
> +use of U-Boot, and does *not* fall under the heading of "derived work".
>  -- Wolfgang Denk

Wolfgang?

-- 
Tom