FIFO 444 arch/sparc/include/asm/floppy_64.h #define FIFO (port + 5) FIFO 525 arch/sparc/include/asm/floppy_64.h #undef FIFO FIFO 208 drivers/net/ethernet/sis/sis190.c FIFO = 0x00020000, FIFO 520 drivers/scsi/FlashPoint.c #define FIFO BIT(4) FIFO 12 include/linux/parport_pc.h #define FIFO(p) ((p)->base_hi + 0x0)