I2O_MAGIC_NUMBER
#define I2OGETIOPS _IOR(I2O_MAGIC_NUMBER,0,__u8[MAX_I2O_CONTROLLERS])
#define I2OHRTGET _IOWR(I2O_MAGIC_NUMBER,1,struct i2o_cmd_hrtlct)
#define I2OLCTGET _IOWR(I2O_MAGIC_NUMBER,2,struct i2o_cmd_hrtlct)
#define I2OPARMSET _IOWR(I2O_MAGIC_NUMBER,3,struct i2o_cmd_psetget)
#define I2OPARMGET _IOWR(I2O_MAGIC_NUMBER,4,struct i2o_cmd_psetget)
#define I2OSWDL _IOWR(I2O_MAGIC_NUMBER,5,struct i2o_sw_xfer)
#define I2OSWUL _IOWR(I2O_MAGIC_NUMBER,6,struct i2o_sw_xfer)
#define I2OSWDEL _IOWR(I2O_MAGIC_NUMBER,7,struct i2o_sw_xfer)
#define I2OVALIDATE _IOR(I2O_MAGIC_NUMBER,8,__u32)
#define I2OHTML _IOWR(I2O_MAGIC_NUMBER,9,struct i2o_html)
#define I2OEVTREG _IOW(I2O_MAGIC_NUMBER,10,struct i2o_evt_id)
#define I2OEVTGET _IOR(I2O_MAGIC_NUMBER,11,struct i2o_evt_info)
#define I2OPASSTHRU _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru)
#define I2OPASSTHRU32 _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru32)