matthias 41cc99aa8c * Rearange duart_info and add hwflags to store uart type (Ian Dall).
* Define SCN_RING_HIWAT and add sc_rbhiwat to scn_softc. When the
  ringbuffer gets full up to this mark, rts gets asserted (Ian Dall).
* Add sc_rx_blocked to scn_softc. This is used to tell scnsoft that
  rxinterrupts are blocked (Ian Dall).
1996-12-23 08:37:11 +00:00
..