1 files changed, 1 insertions, 0 deletions
diff --git a/vdp.h b/vdp.h
index 3e35aa0..b5c8999 100644
--- a/vdp.h
+++ b/vdp.h
@@ -150,6 +150,7 @@ typedef struct {
 	int32_t     fifo_write;
 	int32_t     fifo_read;
 	uint32_t    address;
+	uint32_t    serial_address;
 	uint8_t     cd;
 	uint8_t	    flags;
 	uint8_t     regs[VDP_REGS];