IOP_DMA_SPEED     858 drivers/scsi/advansys.c #define AscReadChipDmaSpeed(port)         (uchar)inp((port)+IOP_DMA_SPEED)
IOP_DMA_SPEED     859 drivers/scsi/advansys.c #define AscWriteChipDmaSpeed(port, data)  outp((port)+IOP_DMA_SPEED, data)