iodev_read_2
val = iodev_read_2(port);
val |= iodev_read_2(port + 1) << 8;
val = iodev_read_2(port);
val |= iodev_read_2(port + 2) << 16;
*Value = iodev_read_2(InPort);
req->val = iodev_read_2(req->port);
req->val |= iodev_read_2(req->port + 1) << 8;
req->val = iodev_read_2(req->port);
req->val |= iodev_read_2(req->port + 2) << 16;