ibm,current-associativity-domains property

Signed-off-by: Jeff Scheel <scheel@us.ibm.com>

DeviceTree/ch_devtree_system.xml

@@ -4625,6 +4625,22 @@
               </listitem>
   			  </varlistentry>
 
+          <varlistentry>
+            <term><emphasis role="bold"><literal>&#8220;ibm,current-associativity-domains&#8221;</literal></emphasis></term>
+              <listitem>
+                <para><emphasis>property name</emphasis> to define the current number of associativity domains
+                for this platform.</para>
+                <para><emphasis>prop-encoded-array</emphasis>: An associativity list such that all values
+                are the number of unique values that the current platform supports in that location.
+                The associativity list consisting of a number of entries integer (N) encoded as with
+                <emphasis role="bold"><literal>encode-int</literal></emphasis>
+                followed by N integers encoded as with
+                <emphasis role="bold"><literal>encode-int</literal></emphasis>
+                each representing
+                current number of unique asso- ciativity domains the platform supports at that level.</para>
+              </listitem>
+  			  </varlistentry>
+
           <varlistentry>
             <term><emphasis role="bold"><literal>&#8220;ibm,request-partition-shutdown&#8221;</literal></emphasis></term>
               <listitem>

Platform/ch_numa.xml

@@ -299,11 +299,14 @@ xml:lang="en">
   </section>
 
   <section xml:id="sec_numa_max_domains">
-    <title>Maximum Associativity Domains</title>
+    <title>Maximum and Current Associativity Domains</title>
     <para>Since the number of associativity domains that a platform may exhibit
     is not apparent from the associativity properties presented at boot time, the
-    platform provides the <emphasis role="bold"><literal>&#x201C;ibm,max-associativity-domains&#x201D;</literal></emphasis> 
-    property in the <emphasis role="bold"><literal>/rtas</literal></emphasis> node of the device tree (see 
+    platform provides the
+    <emphasis role="bold"><literal>&#x201C;ibm,max-associativity-domains&#x201D;</literal></emphasis>
+    and the
+    <emphasis role="bold"><literal>&#x201C;ibm,current-associativity-domains&#x201D;</literal></emphasis>
+    properties in the <emphasis role="bold"><literal>/rtas</literal></emphasis> node of the device tree (see
     <xref linkend="LoPAR.DeviceTree"/>).</para>
 
     <variablelist>
@@ -313,7 +316,10 @@ xml:lang="en">
           <listitem>
             <para><emphasis role="bold">For the NUMA or Associativity
             Information option:</emphasis> The platform must provide the
-            <emphasis role="bold"><literal>&#x201C;ibm,max-associativity-domains&#x201D;</literal></emphasis> property in 
+            <emphasis role="bold"><literal>&#x201C;ibm,max-associativity-domains&#x201D;</literal></emphasis>
+            and the
+            <emphasis role="bold"><literal>&#x201C;ibm,current-associativity-domains&#x201D;</literal></emphasis>
+            properties in 
             the <emphasis role="bold"><literal>/rtas</literal></emphasis> node of the device tree.</para>
           </listitem>
      	</varlistentry>

RTAS/sec_rtas_get_indices.xml

@@ -3914,7 +3914,7 @@
                       </entry>
                     </row>
                     <row>
-                      <entry morerows="8">
+                      <entry morerows="9">
                         <para>
                           <emphasis role="bold"><literal>rtas</literal></emphasis>
                         </para>
@@ -3986,6 +3986,13 @@
                         </para>
                       </entry>
                     </row>
+                    <row>
+                      <entry>
+                        <para>
+                          <emphasis role="bold"><literal>&#8220;ibm,current-associativity-domains&#8221;</literal></emphasis>
+                        </para>
+                      </entry>
+                    </row>
                     <row>
                       <entry morerows="1">
                         <para>