GUS_IOH2_OFFSET
if (bus_space_map(iot, iobase+GUS_IOH2_OFFSET, GUS_NPORT2, 0, &ioh2))
if (bus_space_map(sc->sc_iot, sc->sc_iobase+GUS_IOH2_OFFSET, GUS_NPORT2, 0,
#define GUS_MIXER_DATA (0x106-GUS_IOH2_OFFSET) /* data for mixer control */
#define GUS_VOICE_SELECT (0x102-GUS_IOH2_OFFSET)
#define GUS_REG_SELECT (0x103-GUS_IOH2_OFFSET)
#define GUS_DATA_LOW (0x104-GUS_IOH2_OFFSET)
#define GUS_DATA_HIGH (0x105-GUS_IOH2_OFFSET)
#define GUS_DRAM_DATA (0x107-GUS_IOH2_OFFSET)