1 files changed, 20 insertions, 1 deletions

diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 1d491cc1fe..bf9127c69f 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -7707,7 +7707,8 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
                     Specifies architecture-specific C compiler flags for the
                     target system.
                     <filename>TARGET_CC_ARCH</filename> is initialized from
-                    <filename>TUNE_CCARGS</filename> by default.
+                    <link linkend='var-TUNE_CCARGS'><filename>TUNE_CCARGS</filename></link>
+                    by default.
                     <note>
                         It is a common workaround to append
                         <link linkend='var-LDFLAGS'><filename>LDFLAGS</filename></link>
@@ -8252,6 +8253,24 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
             </glossdef>
         </glossentry>
 
+        <glossentry id='var-TUNE_CCARGS'><glossterm>TUNE_CCARGS</glossterm>
+            <glossdef>
+                <para>
+                    Specifies architecture-specific C compiler flags for
+                    the target system.
+                    The set of flags is based on the selected tune features.
+                    <filename>TUNE_CCARGS</filename> is set using
+                    the tune include files, which are typically under
+                    <filename>meta/conf/machine/include/</filename> and are
+                    influenced through <filename>TUNE_FEATURES</filename>.
+                    <note>
+                        Board Support Packages (BSPs) can supply their own
+                        set of flags.
+                    </note>
+                </para>
+            </glossdef>
+        </glossentry>
+
         <glossentry id='var-TUNE_PKGARCH'><glossterm>TUNE_PKGARCH</glossterm>
             <glossdef>
                 <para>