dev-manual, bsp-guide: Added some links

Fixes YOCTO #3552

Added some links to the FILESEXTRAPATHS and SRC_URI variables.
These links connect appropriate sections to a newly improved
section on FILESEXTRAPATHS glossary description.

(From yocto-docs rev: a58e7c6f013393c87381411f918e16a8f04d55d1)

Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/documentation/bsp-guide/bsp.xml b/documentation/bsp-guide/bsp.xml
index 94415a679c..5c34bfdca9 100644
--- a/documentation/bsp-guide/bsp.xml
+++ b/documentation/bsp-guide/bsp.xml
@@ -621,7 +621,8 @@
             </para>
 
             <para>
-                The <filename>FILESEXTRAPATHS</filename> variable is in boilerplate form in the
+                The <ulink url='&YOCTO_DOCS_REF_URL;#var-FILESEXTRAPATHS'><filename>FILESEXTRAPATHS</filename></ulink>
+                variable is in boilerplate form in the
                 previous example in order to make it easy to do that.
                 This variable must be in your layer or BitBake will not find the patches or
                 configurations even if you have them in your <filename>SRC_URI</filename>.