GIODRV_IOC_MAGIC

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#define GIODRV_IOCRESET _IO(GIODRV_IOC_MAGIC, 0)

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#define GIODRV_IOCSGIODATA1 _IOW(GIODRV_IOC_MAGIC, 1, unsigned char *)

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#define GIODRV_IOCGGIODATA1 _IOR(GIODRV_IOC_MAGIC, 2, unsigned char *)

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#define GIODRV_IOCSGIODATA2 _IOW(GIODRV_IOC_MAGIC, 3, unsigned short *)

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#define GIODRV_IOCGGIODATA2 _IOR(GIODRV_IOC_MAGIC, 4, unsigned short *)

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#define GIODRV_IOCSGIODATA4 _IOW(GIODRV_IOC_MAGIC, 5, unsigned long *)

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#define GIODRV_IOCGGIODATA4 _IOR(GIODRV_IOC_MAGIC, 6, unsigned long *)

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#define GIODRV_IOCSGIOSETADDR _IOW(GIODRV_IOC_MAGIC, 7, unsigned long *)

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#define GIODRV_IOCHARDRESET _IO(GIODRV_IOC_MAGIC, 8) /* debugging tool */