diff --git a/headers/private/graphics/neomagic/DriverInterface.h b/headers/private/graphics/neomagic/DriverInterface.h
index 313195049b..99910bf83f 100644
--- a/headers/private/graphics/neomagic/DriverInterface.h
+++ b/headers/private/graphics/neomagic/DriverInterface.h
@@ -3,7 +3,7 @@
 	This file may be used under the terms of the Be Sample Code License.
 
 	Other authors:
-	Rudolf Cornelissen 4/2003-3/2004
+	Rudolf Cornelissen 4/2003-4/2004
 */
 
 #ifndef DRIVERINTERFACE_H
@@ -100,6 +100,9 @@ typedef struct {
 	uint32 * clone_bugfix_regs;
 	uint32 * clone_bugfix_regs2;
 
+	/* old cards have their registers mapped inside the framebuffer area */
+	bool regs_in_fb;
+
   /*memory mappings*/
 	area_id	regs_area, regs2_area;	/* Kernel's area_id for the memory mapped registers.
 										It will be cloned into the accelerant's	address