hvm: Add global default keymap setting

Add global default keymap setting to be used when a VM does not have
a keymap configuration set.

Signed-off-by: Pat Campbell <plc@novell.com>

tools/python/xen/xend/XendConfig.py

@@ -22,6 +22,7 @@ import types
 
 from xen.xend import sxp
 from xen.xend import uuid
+from xen.xend import XendOptions
 from xen.xend import XendAPIStore
 from xen.xend.XendError import VmError
 from xen.xend.XendDevices import XendDevices
@@ -392,6 +393,9 @@ class XendConfig(dict):
 
     def _platform_sanity_check(self):
         if self.is_hvm():
+            if 'keymap' not in self['platform'] and XendOptions.instance().get_keymap():
+                self['platform']['keymap'] = XendOptions.instance().get_keymap()
+
             if 'device_model' not in self['platform']:
                 self['platform']['device_model'] = DEFAULT_DM
 

tools/python/xen/xend/XendOptions.py

@@ -278,6 +278,9 @@ class XendOptions:
         return self.get_config_string('vncpasswd',
                                      self.vncpasswd_default)
 
+    def get_keymap(self):
+        return self.get_config_value('keymap', None)
+
 class XendOptionsFile(XendOptions):
 
     """Default path to the config file."""

tools/python/xen/xend/server/vfbif.py

@@ -76,6 +76,11 @@ class VfbifController(DevController):
             args += [ "--listen", vnclisten ]
             if config.has_key("keymap"):
                 args += ["-k", "%s" % config["keymap"]]
+            else:
+                xoptions = xen.xend.XendOptions.instance()
+                if xoptions.get_keymap():
+                    args += ["-k", "%s" % xoptions.get_keymap()]
+
             spawn_detached(args[0], args + std_args, os.environ)
         elif t == "sdl":
             args = [xen.util.auxbin.pathTo("xen-sdlfb")]