+#define I2OPASSTHRU _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru)
+#define I2OPASSTHRU32 _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru32)
+
+struct i2o_cmd_passthru32 {
+ unsigned int iop; /* IOP unit number */
+ u32 msg; /* message */
+};
+
+struct i2o_cmd_passthru {
+ unsigned int iop; /* IOP unit number */
+ void __user *msg; /* message */
+};