wic/bootimg-efi: Update docs for IMAGE_BOOT_FILES support in bootimg-efi

List of files defined using IMAGE_BOOT_FILES are installed into
the boot partition when preparing an image using the wic tool with
the bootimg-efi source plugin.

The corresponding code in bootimg-efi.py is updated to add this feature,
the documentation is updated to reflect the change.

Change-Id: I0d3ea8831440f4255e9d9bcf9f965c8b14331037
(From yocto-docs rev: 41ef4c9cb9882369f02826b6c096014a4d90ee67)

Signed-off-by: Khasim Syed Mohammed <khasim.mohammed@arm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 9fe744aff5..8cc7ef8fc9 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -5703,7 +5703,7 @@
                 <para role="glossdeffirst">
                     A space-separated list of files installed into the
                     boot partition when preparing an image using the Wic tool
-                    with the <filename>bootimg-partition</filename> source
+                    with the <filename>bootimg-partition</filename> or <filename>bootimg-efi</filename> source
                     plugin.
                     By default, the files are installed under the same name as
                     the source files.