Lines Matching refs:REG_LSR
94 lsr = uart_getreg(bas, REG_LSR); in ns8250_clrint()
164 while ((uart_getreg(bas, REG_LSR) & LSR_TEMT) == 0 && --limit) in ns8250_drain()
186 while (limit && (uart_getreg(bas, REG_LSR) & LSR_RXRDY) && --limit) { in ns8250_drain()
190 } while ((uart_getreg(bas, REG_LSR) & LSR_RXRDY) && --limit); in ns8250_drain()
232 lsr = uart_getreg(bas, REG_LSR); in ns8250_flush()
381 while ((uart_getreg(bas, REG_LSR) & LSR_THRE) == 0 && --limit) in ns8250_putc()
392 return ((uart_getreg(bas, REG_LSR) & LSR_RXRDY) != 0 ? 1 : 0); in ns8250_rxready()
402 while ((uart_getreg(bas, REG_LSR) & LSR_RXRDY) == 0) { in ns8250_getc()
765 lsr = uart_getreg(bas, REG_LSR); in ns8250_bus_ipend()
923 while (((lsr |= uart_getreg(bas, REG_LSR)) & LSR_TEMT) == 0 && in ns8250_bus_probe()
1003 lsr = uart_getreg(bas, REG_LSR); in ns8250_bus_receive()
1015 lsr = uart_getreg(bas, REG_LSR); in ns8250_bus_receive()
1021 lsr = uart_getreg(bas, REG_LSR); in ns8250_bus_receive()
1066 while ((uart_getreg(bas, REG_LSR) & LSR_THRE) == 0) in ns8250_bus_transmit()
1091 if ((uart_getreg(bas, REG_LSR) & (LSR_TEMT | LSR_THRE)) != in ns8250_bus_txbusy()