ref-manual: Edits to the SDKMACHINE variable.

Fixes [YOCTO #5861]

Added a note to the SDKMACHINE glossary variable stating that you
can't set the variable in the distribution configuration file and if
you do, it won't get recognized.

(From yocto-docs rev: 8cdc14e553586f6a754dfc3a91cc9741eb1784ee)

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

1 files changed, 5 insertions, 0 deletions

diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 5b0e593c3d..7539136734 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -6400,6 +6400,11 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
                     <literallayout class='monospaced'>
      SDKMACHINE ?= "i686"
                     </literallayout>
+                    <note>
+                        You cannot set the <filename>SDKMACHINE</filename>
+                        variable in your distribution configuration file.
+                        If you do, the configuration will not take affect.
+                    </note>
                 </para>
             </glossdef>
         </glossentry>