cli: add --network rom_bar and --network rom_file

tests/cli-test-xml/compare/virt-install-many-devices.xml

@@ -165,6 +165,7 @@
       <source portgroup="foo"/>
       <mac address="12:34:56:78:11:22"/>
       <model type="virtio"/>
+      <rom bar="on" file="/tmp/foo"/>
       <link state="down"/>
     </interface>
     <interface type="bridge">

tests/clitest.py

@@ -461,7 +461,7 @@ c.add_compare(""" \
 --disk vol=gluster-pool/test-gluster.raw,startup_policy=optional \
 --disk %(DIR)s,device=floppy \
 \
---network user,mac=12:34:56:78:11:22,portgroup=foo,link_state=down \
+--network user,mac=12:34:56:78:11:22,portgroup=foo,link_state=down,rom_bar=on,rom_file=/tmp/foo \
 --network bridge=foobar,model=virtio,driver_name=qemu,driver_queues=3 \
 --network bridge=ovsbr,virtualport_type=openvswitch,virtualport_profileid=demo,virtualport_interfaceid=09b11c53-8b5c-4eeb-8f00-d84eaa0aaa3b,link_state=yes \
 --network type=direct,source=eth5,source_mode=vepa,target=mytap12,virtualport_type=802.1Qbg,virtualport_managerid=12,virtualport_typeid=1193046,virtualport_typeidversion=1,virtualport_instanceid=09b11c53-8b5c-4eeb-8f00-d84eaa0aaa3b,boot_order=1 \

virtinst/cli.py

@@ -1807,6 +1807,9 @@ class ParserNetwork(VirtCLIParser):
         self.set_param("driver_name", "driver_name")
         self.set_param("driver_queues", "driver_queues")
 
+        self.set_param("rom_file", "rom_file")
+        self.set_param("rom_bar", "rom_bar", is_onoff=True)
+
         self.set_param("virtualport.type", "virtualport_type")
 
         # For 802.1Qbg

virtinst/deviceinterface.py

@@ -212,7 +212,7 @@ class VirtualNetworkInterface(VirtualDevice):
     _XML_PROP_ORDER = [
         "_bridge", "_network", "_source_dev", "source_mode", "portgroup",
         "macaddr", "target_dev", "model", "virtualport",
-        "filterref"]
+        "filterref", "rom_bar", "rom_file"]
 
     _bridge = XMLProperty("./source/@bridge", default_cb=_get_default_bridge)
     _network = XMLProperty("./source/@network")
@@ -237,6 +237,10 @@ class VirtualNetworkInterface(VirtualDevice):
     driver_name = XMLProperty("./driver/@name")
     driver_queues = XMLProperty("./driver/@queues", is_int=True)
 
+    rom_bar = XMLProperty("./rom/@bar", is_onoff=True)
+    rom_file = XMLProperty("./rom/@file")
+
+
     #############
     # Build API #
     #############