TR_100_UDMAREG_UDMA_MASK  126 drivers/ata/pata_macio.c #define TR_100_UDMAREG_UDMA_MASK	0x0000ffff
TR_100_UDMAREG_UDMA_MASK  140 drivers/ide/pmac.c #define TR_100_UDMAREG_UDMA_MASK	0x0000ffff