diff --git a/hw/boards.h b/hw/boards.h
index 2d67a70..eacd324 100644
--- a/hw/boards.h
+++ b/hw/boards.h
@@ -111,4 +111,7 @@
 /* musicpal.c */
 extern QEMUMachine musicpal_machine;
 
+/* tosa.c */
+extern QEMUMachine tosapda_machine;
+
 #endif