FR_TXFF            52 bsp/boot/arm/integrator/debug.c #define FR_TXFF		0x20	/* Transmit FIFO full */
FR_TXFF            66 bsp/drv/dev/serial/pl011.c #define FR_TXFF		0x20	/* Transmit FIFO full */
FR_TXFF            45 bsp/hal/arm/integrator/diag.c #define FR_TXFF		0x20	/* Transmit FIFO full */