6809: add used macro

diff --git a/Kernel/cpu-6809/cpu.h b/Kernel/cpu-6809/cpu.h
index 29cbe74..92be5fa 100644 (file)
--- a/Kernel/cpu-6809/cpu.h
+++ b/Kernel/cpu-6809/cpu.h
@@ -53,6 +53,9 @@ typedef union {            /* this structure is endian dependent */
 /* 6809 gcc already uses register calling whenever it can */
 #define __fastcall__
 
+/* Sane behaviour for unused parameters */
+#define used(x)
+
 #ifdef CONFIG_BANKED
 #define CODE1  __attribute__((far("1")))
 #define CODE2   __attribute__((far("2")))