ctlcode.h

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// ctlcode.h
//
// Define control codes for PMDGen1 driver
//

#ifndef __ctlcode__h_
#define __ctlcode__h_

///////////////////////////////////////////////////////////////////////
// CTL_CODE macro

#ifndef CTL_CODE

#define FILE_DEVICE_UNKNOWN             0x00000022

#define METHOD_BUFFERED                 0
#define METHOD_IN_DIRECT                1
#define METHOD_OUT_DIRECT               2
#define METHOD_NEITHER                  3
#define FILE_ANY_ACCESS                 0

#define CTL_CODE( DeviceType, Function, Method, Access ) (                 \
    ((DeviceType) << 16) | ((Access) << 14) | ((Function) << 2) | (Method) \
)

#endif // ifndef CTL_CODE

#define PMDGEN1_IOCTL_RESET           CTL_CODE(FILE_DEVICE_UNKNOWN, 0x800, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define PMDGEN1_IOCTL_SETUP_SIGNAL    CTL_CODE(FILE_DEVICE_UNKNOWN, 0x801, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define PMDGEN1_IOCTL_CHECK_READY     CTL_CODE(FILE_DEVICE_UNKNOWN, 0x802, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define PMDGEN1_IOCTL_CHECK_INTERRUPT CTL_CODE(FILE_DEVICE_UNKNOWN, 0x803, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define PMDGEN1_IOCTL_GENERIC_COMMAND CTL_CODE(FILE_DEVICE_UNKNOWN, 0x804, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define PMDGEN1_IOCTL_GENERIC_DATA    CTL_CODE(FILE_DEVICE_UNKNOWN, 0x805, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define PMDGEN1_IOCTL_SET_MODE        CTL_CODE(FILE_DEVICE_UNKNOWN, 0x806, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define PMDGEN1_IOCTL_GET_ERR_CODE    CTL_CODE(FILE_DEVICE_UNKNOWN, 0x807, METHOD_BUFFERED, FILE_ANY_ACCESS)

/* error codes returned by the driver */
#define PMDERR_OK						0	// no error
#define PMDERR_BAD_DRVR_CMD		1	// unknown driver command
#define PMDERR_MISSING_DATA		2	// not enough data passed
#define PMDERR_OUT_BUFF_LEN		3	// output buffer not large enough
#define PMDERR_CKSUM					4	// checksum error
#define PMDERR_TIMEOUT				5	// timeout waiting on ready
#define PMDERR_ERRBIT				6  // Error bit set in status register
#define PMDERR_BAD_MODE          7  // Bad mode command code

#endif