diff --git a/guest/trusty/common/Android.bp b/guest/trusty/common/Android.bp
index 0541ed5..d6c524f 100644
--- a/guest/trusty/common/Android.bp
+++ b/guest/trusty/common/Android.bp
@@ -1,7 +1,33 @@
+soong_config_module_type {
+    name: "trusty_vm_prebuilt_etc",
+    module_type: "prebuilt_etc",
+    config_namespace: "trusty_system_vm",
+    bool_variables: [
+        "enabled",
+        "placeholder_trusted_hal",
+    ],
+    properties: ["src"],
+}
+
+soong_config_module_type {
+    name: "trusty_vm_avb_add_hash_footer",
+    module_type: "avb_add_hash_footer",
+    config_namespace: "trusty_system_vm",
+    bool_variables: ["enabled"],
+    properties: ["src"],
+}
+
 prebuilt_etc {
     name: "early_vms.xml",
-    src: "early_vms.xml",
     filename: "early_vms.xml",
     relative_install_path: "avf",
     system_ext_specific: true,
+    enabled: select(soong_config_variable("trusty_system_vm", "enabled"), {
+        true: true,
+        default: false,
+    }),
+    src: select(soong_config_variable("trusty_system_vm", "enabled"), {
+        true: "early_vms.xml",
+        default: ":empty_file",
+    }),
 }