hp_xfer_pad
temp = RD_HARPOON(ioport + hp_xfer_pad);
WR_HARPOON(ioport + hp_xfer_pad, (temp & ~BIT(4)));
WR_HARPOON(ioport + hp_xfer_pad, (temp | BIT(4)));
WR_HARPOON(ioport + hp_xfer_pad, temp);
temp2 = RD_HARPOON(ioport + hp_xfer_pad);
WR_HARPOON(ioport + hp_xfer_pad, (temp2 | BIT(4)));
WR_HARPOON(ioport + hp_xfer_pad, (temp2 & ~BIT(4)));
WR_HARPOON(ioport + hp_xfer_pad, (temp2 | BIT(4)));
WR_HARPOON(ioport + hp_xfer_pad, temp2);
WR_HARPOON(ioport + hp_xfer_pad,
WR_HARPOON(ioport + hp_xfer_pad,