} spudec_thread_t;
+/*****************************************************************************
+ * SPU commands
+ *****************************************************************************/
+#define SPU_CMD_FORCE_DISPLAY 0x00
+#define SPU_CMD_START_DISPLAY 0x01
+#define SPU_CMD_STOP_DISPLAY 0x02
+#define SPU_CMD_SET_PALETTE 0x03
+#define SPU_CMD_SET_ALPHACHANNEL 0x04
+#define SPU_CMD_SET_COORDINATES 0x05
+#define SPU_CMD_SET_OFFSETS 0x06
+#define SPU_CMD_END 0xff
+
/*****************************************************************************
* Prototypes
*****************************************************************************/