FR_RXFE            51 bsp/boot/arm/integrator/debug.c #define FR_RXFE		0x10	/* Receive FIFO empty */
FR_RXFE            65 bsp/drv/dev/serial/pl011.c #define FR_RXFE		0x10	/* Receive FIFO empty */
FR_RXFE            44 bsp/hal/arm/integrator/diag.c #define FR_RXFE		0x10	/* Receive FIFO empty */