diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..beee7d0
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,6 @@
+[submodule "wfobj"]
+	path = wfobj
+	url = ../util/wfobj.git
+[submodule "cfs_gen"]
+	path = cfs_gen
+	url = ../util/cfs_gen.git
diff --git a/cfs_gen b/cfs_gen
new file mode 160000
index 0000000..6954147
--- /dev/null
+++ b/cfs_gen
@@ -0,0 +1 @@
+Subproject commit 6954147f53d57724b7666bf4a1226e17ca64f734
diff --git a/wfobj b/wfobj
new file mode 160000
index 0000000..e4dc0f4
--- /dev/null
+++ b/wfobj
@@ -0,0 +1 @@
+Subproject commit e4dc0f4d3627ab08e20d1be2dce41981e5771cca