diff --git a/src/mame/includes/snes.h b/src/mame/includes/snes.h
index 6e1374f323e..c2e7e81c33c 100644
--- a/src/mame/includes/snes.h
+++ b/src/mame/includes/snes.h
@@ -23,7 +23,7 @@
 #define DOTCLK_NTSC	(MCLK_NTSC/4)
 #define DOTCLK_PAL	(MCLK_PAL/4)
 
-#define SNES_LAYER_DEBUG  0
+#define SNES_LAYER_DEBUG  1
 
 /* Debug definitions */
 #ifdef MAME_DEBUG
@@ -415,6 +415,8 @@ public:
 		UINT8  hdma_line_counter;
 		UINT8  unk;
 
+		int    do_transfer;
+
 		int    dma_disabled;	// used to stop DMA if HDMA is enabled (currently not implemented, see machine/snes.c)
 	}dma_channel[8];
 	UINT8                 hdmaen;	/* channels enabled for HDMA */