Lines Matching defs:backend
84 struct uart_softc *backend;
150 else if (uart_rxfifo_numchars(sc->backend) > 0 &&
171 uart_rxfifo_reset(sc->backend, 1);
206 uart_softc_lock(sc->backend);
209 uart_rxfifo_drain(sc->backend, loopback);
213 uart_softc_unlock(sc->backend);
222 uart_softc_lock(sc->backend);
241 if (uart_rxfifo_putchar(sc->backend, value,
263 uart_rxfifo_size(sc->backend) : 1;
264 uart_rxfifo_reset(sc->backend, fifosz);
275 uart_rxfifo_reset(sc->backend,
276 uart_rxfifo_size(sc->backend));
331 uart_softc_unlock(sc->backend);
339 uart_softc_lock(sc->backend);
358 reg = uart_rxfifo_getchar(sc->backend);
389 if (uart_rxfifo_numchars(sc->backend) > 0)
416 uart_softc_unlock(sc->backend);
446 sc->backend = uart_init();
456 return (uart_tty_open(sc->backend, device, uart_drain, sc));
478 ret = uart_rxfifo_snapshot(sc->backend, meta);