sys/dev/uart/uart_core.c

333

UART_FLUSH(sc, UART_FLUSH_RECEIVER);

sys/dev/uart/uart_dev_mvebu.c

364

case UART_FLUSH_RECEIVER:

sys/dev/uart/uart_dev_mvebu.c

532

uart_mvebu_bus_flush(sc, UART_FLUSH_RECEIVER);

sys/dev/uart/uart_dev_ns8250.c

1028

ns8250_flush(bas, UART_FLUSH_RECEIVER|UART_FLUSH_TRANSMITTER);

sys/dev/uart/uart_dev_ns8250.c

291

if (what & UART_FLUSH_RECEIVER)

sys/dev/uart/uart_dev_ns8250.c

306

if ((lsr & LSR_RXRDY) && (what & UART_FLUSH_RECEIVER))

sys/dev/uart/uart_dev_ns8250.c

663

ns8250_bus_flush(sc, UART_FLUSH_RECEIVER|UART_FLUSH_TRANSMITTER);

sys/riscv/sifive/sifive_uart.c

270

if (what & UART_FLUSH_RECEIVER) {