Add instructions on how to build the file for multiple architectures. Add a message indicating what is happening. Update the documentation as well. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Tom Rini <trini@konsulko.com>
Add instructions on how to build the file for multiple architectures. Add a message indicating what is happening. Update the documentation as well. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Tom Rini <trini@konsulko.com>