Add a option for enabling ne2000 NIC device model

Signed-off-by: Yan Li <yanx.li@intel.com>
Signed-off-by: Xiaofeng Ling <xiaofeng.ling@intel.com>
Signed-off-by: Edwin Zhai <edwin.zhai@intel.com>

tools/python/xen/xend/image.py

@@ -257,7 +257,7 @@ class VmxImageHandler(ImageHandler):
     # Return a list of cmd line args to the device models based on the
     # xm config file
     def parseDeviceModelArgs(self, imageConfig, deviceConfig):
-        dmargs = [ 'cdrom', 'boot', 'fda', 'fdb',
+        dmargs = [ 'cdrom', 'boot', 'fda', 'fdb', 'ne2000', 
                    'localtime', 'serial', 'stdvga', 'isa', 'vcpus' ]
         ret = []
         for a in dmargs:
@@ -265,9 +265,10 @@ class VmxImageHandler(ImageHandler):
 
             # python doesn't allow '-' in variable names
             if a == 'stdvga': a = 'std-vga'
+            if a == 'ne2000': a = 'nic-ne2000'
 
             # Handle booleans gracefully
-            if a in ['localtime', 'std-vga', 'isa']:
+            if a in ['localtime', 'std-vga', 'isa', 'nic-ne2000']:
                 if v != None: v = int(v)
 
             log.debug("args: %s, val: %s" % (a,v))

tools/python/xen/xm/create.py

@@ -364,6 +364,10 @@ gopts.var('nographic', val='no|yes',
           fn=set_bool, default=0,
           use="Should device models use graphics?")
 
+gopts.var('ne2000', val='no|yes',
+          fn=set_bool, default=0,
+          use="Should device models use ne2000?")
+
 gopts.var('vnc', val='',
           fn=set_value, default=None,
           use="""Should the device model use VNC?""")
@@ -540,7 +544,7 @@ def configure_vmx(opts, config_image, vals):
     """
     args = [ 'memmap', 'device_model', 'vcpus', 'cdrom',
              'boot', 'fda', 'fdb', 'localtime', 'serial', 'macaddr', 'stdvga', 
-             'isa', 'nographic', 'vnc', 'vncviewer', 'sdl', 'display']
+             'isa', 'nographic', 'vnc', 'vncviewer', 'sdl', 'display', 'ne2000']
     for a in args:
         if (vals.__dict__[a]):
             config_image.append([a, vals.__dict__[a]])