nodedev: Parse PCI iommuGroup

tests/nodedev.py

@@ -217,6 +217,11 @@ class TestNodeDev(unittest.TestCase):
         devfile = "pcidev.xml"
         self._testNode2DeviceCompare(nodename, devfile)
 
+    def testPCIParse(self):
+        nodename = "pci_1180_476"
+        obj = self._nodeDevFromName(nodename)
+        self.assertEqual(obj.iommu_group, 3)
+
     def testNodeDevFail(self):
         nodename = "usb_device_1d6b_1_0000_00_1d_1_if0"
         devfile = ""

tests/testdriver.xml

@@ -1678,6 +1678,9 @@ ba</description>
     <function>50</function>
     <product id='0x0476'>RL5c476 II</product>
     <vendor id='0x1180'>Ricoh Co Ltd</vendor>
+    <iommuGroup number='3'>
+      <address domain='0x0000' bus='0x15' slot='0x00' function='0x4'/>
+    </iommuGroup>
   </capability>
 </device>
 
@@ -1692,6 +1695,9 @@ ba</description>
     <function>4</function>
     <product id='0x0592'>R5C592 Memory Stick Bus Host Adapter</product>
     <vendor id='0x1180'>Ricoh Co Ltd</vendor>
+    <iommuGroup number='3'>
+      <address domain='0x0001' bus='0x15' slot='0x0A' function='0x4'/>
+    </iommuGroup>
   </capability>
 </device>
 

virtinst/nodedev.py

@@ -171,6 +171,8 @@ class PCIDevice(NodeDevice):
     vendor_name = XMLProperty("./capability/vendor")
     vendor_id = XMLProperty("./capability/vendor/@id")
 
+    iommu_group = XMLProperty("./capability/iommuGroup/@number", is_int=True)
+
     def pretty_name(self, child_dev=None):
         devstr = "%.2X:%.2X:%X" % (int(self.bus),
                                    int(self.slot),