Minor cleanup.

1 files changed, 15 insertions, 12 deletions

diff --git a/config/config.py b/config/config.py
index 65c540f..ddf7d0b 100755
--- a/config/config.py
+++ b/config/config.py
@@ -111,7 +111,18 @@ class Core(object):
         return createMux_template.format(core = self, core0 = self)
 
     def listVfiles(self):
-        return "".join(" \\\n\t$(core_tree)/" + vfile for vfile in self.vfiles)
+        return "".join(" \\\n\t$(CORE_TREE)/" + vfile for vfile in self.vfiles)
+
+
+class BoardCore(Core):
+    """
+    Board-level cores have a slightly different API, which we handle
+    with a different template, at least for now.
+    """
+
+    def createInstance(self):
+        return createInstance_template_board.format(core = self)
+
 
 class SubCore(Core):
     """"
@@ -126,16 +137,6 @@ class SubCore(Core):
         return createMux_template.format(core = self, core0 = self.parent)
 
 
-class BoardCore(Core):
-    """
-    Board-level cores have a slightly different API, which we handle
-    with a different template.
-    """
-
-    def createInstance(self):
-        return createInstance_template_board.format(core = self)
-
-
 class TRNGCore(Core):
     """
     The TRNG core has an internal mux and a collection of sub-cores.
@@ -144,9 +145,11 @@ class TRNGCore(Core):
     a different instance template in the hope that it is easier to read.
     """
 
+    subcore_names = ("avalanche_entropy", "rosc_entropy", "trng_mixer", "trng_csprng")
+
     def __init__(self, name):
         super(TRNGCore, self).__init__(name)
-        self.subcores = tuple(SubCore(name, self) for name in ("avalanche_entropy", "rosc_entropy", "trng_mixer", "trng_csprng"))
+        self.subcores = tuple(SubCore(name, self) for name in self.subcore_names)
 
     def assign_core_number(self, n):
         n = super(TRNGCore, self).assign_core_number(n)