BSR
bus_status.address = BSR;
read_reg.address = BSR;
bus_status.address = BSR;
i += ni_usb_bulk_register_read(&out_data[i], NIUSB_SUBDEV_TNT4882, BSR);
bsr_bits = read_byte(priv, BSR);
bsr_bits = read_byte(priv, BSR);
bcsr_bits = tnt_readb(tnt_priv, BSR);
line_status = tnt_readb(priv, BSR);
case BSR:
PFLAG(MAC, 2, BSR, "BSR");