config: support outputing a pickle of the configuration tree

src/python/m5/params.py

@@ -228,6 +228,12 @@ class SimObjectVector(VectorParamValue):
             for obj in v.descendants():
                 yield obj
 
+    def get_config_as_dict(self):
+        a = []
+        for v in self:
+            a.append(v.get_config_as_dict())
+        return a
+
 class VectorParamDesc(ParamDesc):
     # Convert assigned value to appropriate type.  If the RHS is not a
     # list or tuple, it generates a single-element list.
@@ -964,6 +970,9 @@ class Time(ParamValue):
     def ini_str(self):
         return str(self)
 
+    def get_config_as_dict(self):
+        return str(self)
+
 # Enumerated types are a little more complex.  The user specifies the
 # type as Enum(foo) where foo is either a list or dictionary of
 # alternatives (typically strings, but not necessarily so).  (In the