Intial commit.

Chris's intial work on the extenstions.

tools/gdb/python/watchdog.py

@@ -0,0 +1,56 @@
+#
+# RTEMS Watchdog Support
+# Copyright 2010 Chris Johns (chrisj@rtems.org)
+#
+# $Id$
+#
+
+import gdb
+
+import chains
+import objects
+
+class state:
+
+    INACTIVE = 0
+    BEING_INSERTED = 1
+    ACTIVE = 2
+    REMOVE_IT = 3
+    
+    states = {
+        0: 'inactive',
+        1: 'being-inserted',
+        2: 'active',
+        3: 'remove-it'
+        }
+        
+    def __init__(self, s):
+        self.s = s
+
+    def to_string(self):
+        return self.states[self.s]
+
+class control:
+
+    def __init__(self, ctrl):
+        self.ctrl = ctrl
+
+    def state(self):
+        return state(self.ctrl['state']).to_string()
+
+    def initial(self):
+        return self.ctrl['initial']
+
+    def delta_interval(self):
+        return self.ctrl['delta_interval']
+
+    def start_time(self):
+        return self.ctrl['start_time']
+
+    def stop_time(self):
+        return self.ctrl['stop_time']
+
+    def routine(self):
+        addr = self.ctrl['routine']
+        sym = gdb.lookup_symbol(addr)
+        print sym