Add POWER8 v2.0 and v2.1 to cpu map XML

From: <ro@suse.de>

Index: libvirt-2.4.0/src/cpu/cpu_map.xml
===================================================================
--- libvirt-2.4.0.orig/src/cpu/cpu_map.xml
+++ libvirt-2.4.0/src/cpu/cpu_map.xml
@@ -1542,6 +1542,16 @@
       <pvr value='0x004d0000' mask='0xffff0000'/>
     </model>
 
+    <model name='POWER8_v2.0'>
+      <vendor name='IBM'/>
+      <pvr value='0x004b0200' mask='0xffffffff'/>
+    </model>
+
+    <model name='POWER8_v2.1'>
+      <vendor name='IBM'/>
+      <pvr value='0x004b0201' mask='0xffffffff'/>
+    </model>
+
     <!-- Freescale-based CPU models -->
     <model name='POWERPC_e5500'>
       <vendor name='Freescale'/>
Index: libvirt-2.4.0/tests/domaincapsschemadata/qemu_2.6.0.ppc64le.xml
===================================================================
--- libvirt-2.4.0.orig/tests/domaincapsschemadata/qemu_2.6.0.ppc64le.xml
+++ libvirt-2.4.0/tests/domaincapsschemadata/qemu_2.6.0.ppc64le.xml
@@ -26,6 +26,7 @@
     <mode name='custom' supported='yes'>
       <model usable='unknown'>POWER8</model>
       <model usable='unknown'>POWER7</model>
+      <model usable='unknown'>POWER8_v2.0</model>
     </mode>
   </cpu>
   <devices>