// DAC memory access
-void DACWriteByte(uint32 offset, uint8 data);
-void DACWriteWord(uint32 offset, uint16 data);
-uint8 DACReadByte(uint32 offset);
-uint16 DACReadWord(uint32 offset);
+void DACWriteByte(uint32 offset, uint8 data, uint32 who = UNKNOWN);
+void DACWriteWord(uint32 offset, uint16 data, uint32 who = UNKNOWN);
+uint8 DACReadByte(uint32 offset, uint32 who = UNKNOWN);
+uint16 DACReadWord(uint32 offset, uint32 who = UNKNOWN);
+
+// Global variables
+
+extern uint16 lrxd, rrxd; // I2S ports (into Jaguar)
#endif // __DAC_H__