IOP_REG_AX 846 drivers/scsi/advansys.c #define AscReadChipAX(port) (ushort)inpw((port)+IOP_REG_AX) IOP_REG_AX 847 drivers/scsi/advansys.c #define AscWriteChipAX(port, data) outpw((port)+IOP_REG_AX, data)