FR_RXFE 133 bsp/drv/dev/serial/pl011.c while (bus_read_32(UART_FR) & FR_RXFE) FR_RXFE 165 bsp/drv/dev/serial/pl011.c while (bus_read_32(UART_FR) & FR_RXFE) FR_RXFE 170 bsp/drv/dev/serial/pl011.c } while ((bus_read_32(UART_FR) & FR_RXFE) == 0);