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-rw-r--r--documentation/poky-ref-manual/ref-variables.xml14
1 files changed, 13 insertions, 1 deletions
diff --git a/documentation/poky-ref-manual/ref-variables.xml b/documentation/poky-ref-manual/ref-variables.xml
index 7f51fc9..0bde659 100644
--- a/documentation/poky-ref-manual/ref-variables.xml
+++ b/documentation/poky-ref-manual/ref-variables.xml
@@ -679,7 +679,19 @@
<glossentry id='var-PACKAGE_CLASSES'><glossterm>PACKAGE_CLASSES</glossterm>
<glossdef>
- <para>Specifies the list of resulting package formats.</para>
+ <para>This variable, which is set in the <filename>local.conf</filename> configuration
+ file found in the Yocto Project file's <filename>conf</filename> directory,
+ specifies the package manager to use when packaging data.
+ You can provide one or more arguments for the variable with the first
+ argument being the package manager used to create images:
+ <literallayout class='monospaced'>
+ PACKAGE_CLASSES ?= "package_rpm package_deb package_ipk"
+ </literallayout>
+ For information on build performance effects as a result of the
+ package manager use, see
+ <link linkend='ref-classes-package'>Packaging - <filename>package*.bbclass</filename></link>
+ in this manual.
+ </para>
</glossdef>
</glossentry>
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