SEQUOIA_DATA_OFFSET
bus_space_write_2(&isa_io_bs_tag,sequoia_ioh,SEQUOIA_DATA_OFFSET,
bus_space_write_2(&isa_io_bs_tag,sequoia_ioh,SEQUOIA_DATA_OFFSET,
bus_space_write_2(&isa_io_bs_tag,sequoia_ioh,SEQUOIA_DATA_OFFSET,seqReg);
*seqReg_ptr = bus_space_read_2(&isa_io_bs_tag,sequoia_ioh,SEQUOIA_DATA_OFFSET);