gpioctl.h

来自「win2000下」· C头文件 代码 · 共 115 行

/*++

Copyright (c) 1990-2000 Microsoft Corporation, All Rights Reserved
 
Module Name:

    gpioctl.h  

Abstract:   Include file for Generic Port I/O Example Driver


Author:    Robert R. Howell  January 8, 1993


Revision History:

 Robert B. Nelson (Microsoft)     March 1, 1993

--*/

#if     !defined(__GPIOCTL_H__)
#define __GPIOCTL_H__

//
// Define the IOCTL codes we will use.  The IOCTL code contains a command
// identifier, plus other information about the device, the type of access
// with which the file must have been opened, and the type of buffering.
//

//
// Device type           -- in the "User Defined" range."
//

#define GPD_TYPE 40000

// The IOCTL function codes from 0x800 to 0xFFF are for customer use.

#define IOCTL_GPD_READ_PORT_UCHAR \
    CTL_CODE( GPD_TYPE, 0x900, METHOD_BUFFERED, FILE_READ_ACCESS )

#define IOCTL_GPD_READ_PORT_USHORT \
    CTL_CODE( GPD_TYPE, 0x901, METHOD_BUFFERED, FILE_READ_ACCESS )

#define IOCTL_GPD_READ_PORT_ULONG \
    CTL_CODE( GPD_TYPE, 0x902, METHOD_BUFFERED, FILE_READ_ACCESS )

#define IOCTL_GPD_WRITE_PORT_UCHAR \
    CTL_CODE(GPD_TYPE,  0x910, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_GPD_WRITE_PORT_USHORT \
    CTL_CODE(GPD_TYPE,  0x911, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_GPD_WRITE_PORT_ULONG \
    CTL_CODE(GPD_TYPE,  0x912, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_READ_DATA_0 \
    CTL_CODE(GPD_TYPE,  0x913, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_WRITE_DATA_0 \
    CTL_CODE(GPD_TYPE,  0x914, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_READ_DATA_1 \
    CTL_CODE(GPD_TYPE,  0x915, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_WRITE_DATA_1 \
    CTL_CODE(GPD_TYPE,  0x916, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_READ_DATA_2 \
    CTL_CODE(GPD_TYPE,  0x917, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_WRITE_DATA_2 \
    CTL_CODE(GPD_TYPE,  0x918, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_READ_DATA_3 \
    CTL_CODE(GPD_TYPE,  0x919, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_WRITE_DATA_3 \
    CTL_CODE(GPD_TYPE,  0x920, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_SET_BAUD_MODE \
    CTL_CODE(GPD_TYPE,  0x921, METHOD_BUFFERED, FILE_WRITE_ACCESS)

#define IOCTL_RESET \
    CTL_CODE(GPD_TYPE,  0x922, METHOD_BUFFERED, FILE_WRITE_ACCESS)
    
//njh20080116
#define IOCTL_WRITE_SWITCH \
    CTL_CODE(GPD_TYPE,  0x925, METHOD_BUFFERED, FILE_WRITE_ACCESS )

typedef struct  _GENPORT_WRITE_INPUT {
    ULONG   PortNumber;     // Port # to write to
    union   {               // Data to be output to port
        ULONG   LongData;
        USHORT  ShortData;
        UCHAR   CharData;
    };
}   GENPORT_WRITE_INPUT;
//设置波特率等参数的数据结构
typedef struct  _COM_SET_MODE {
    UCHAR   ComNum;     // 串口号
	ULONG   Baud;		//波特率
	UCHAR	Data;		//数据位
	UCHAR	Stop;		//停止位
	UCHAR	Parity;		//校验位
	UCHAR   Count;		//Fifo,InterruptLevel
	UCHAR   Mode;		//工作模式
}   COM_SET_MODE,*PCOM_SET_MODE;
#endif

//njh20080116
typedef struct  _SWITCH_WRITE_INPUT {
        // Data to be output 
        USHORT  DataLow;
        USHORT  DataHigh;
}SWITCH_WRITE_INPUT,*PSWITCH_WRITE_INPUT;