TXX9_SIDISR_RDIS
up->read_status_mask &= ~TXX9_SIDISR_RDIS;
if (!(status & (TXX9_SIDISR_TDIS | TXX9_SIDISR_RDIS |
if (status & TXX9_SIDISR_RDIS)
TXX9_SIDISR_TDIS | TXX9_SIDISR_RDIS |
sio_mask(up, TXX9_SIDISR, TXX9_SIDISR_RDIS);
TXX9_SIDISR_TDIS | TXX9_SIDISR_RDIS;
up->ignore_status_mask |= TXX9_SIDISR_RDIS;