iic.h

Samsung公司S3C6400芯片的BSP源码包

/**************************************************************************************
* 
*	Project Name : IIC Driver 
*
*	Copyright 2006 by Samsung Electronics, Inc.
*	All rights reserved.
*
*	Project Description :
*		This heder file is for interfacing IIC driver and the other drivers. 
*  
*--------------------------------------------------------------------------------------
* 
*	File Name : iic.h
*  
*	File Description : This heder file is for interfacing IIC driver and the other drivers.
*
*	Author : JeGeon.Jung
*	Dept. : AP Development Team
*	Created Date : 2007/06/12
*	Version : 0.1 
* 
*	History
*	- Created(JeGeon.Jung 2007/06/12)
*  
*	Todo
*
*
*	Note
*
**************************************************************************************/
#ifndef __IIC_H__
#define __IIC_H__



enum	IIC_MODE
{
	Slave_receive = 0,
	Slave_transmit = 1,
	Master_receive = 2,
	Master_transmit = 3
};

enum	IIC_DELAY
{
	Clk_0 = 0,
	Clk_5 = 1,
	Clk_10 = 2,
	Clk_15 = 3
};


//
// I/O DESCRIPTOR for Read/Write
//
typedef struct _IIC_IO_DESC {
	UCHAR  	SlaveAddress;           	// Slave Address
    PUCHAR  Data;           	// pBuffer
    DWORD   Count;          	// nBytes to read/write
} IIC_IO_DESC, *PIIC_IO_DESC;

//
// I2C Bus Driver IOCTLS
//
#define FILE_DEVICE_IIC     FILE_DEVICE_CONTROLLER

// IN:  PIIC_IO_DESC
#define IOCTL_IIC_READ \
    CTL_CODE(FILE_DEVICE_IIC, 0, METHOD_BUFFERED, FILE_ANY_ACCESS)

// IN:  PIIC_IO_DESC
#define IOCTL_IIC_WRITE \
    CTL_CODE(FILE_DEVICE_IIC, 1, METHOD_BUFFERED, FILE_ANY_ACCESS)

// IN:  UINT32* 
#define IOCTL_IIC_SET_CLOCK \
    CTL_CODE(FILE_DEVICE_IIC, 2, METHOD_BUFFERED, FILE_ANY_ACCESS)

// IN:  UINT32* 
#define IOCTL_IIC_GET_CLOCK \
    CTL_CODE(FILE_DEVICE_IIC, 3, METHOD_BUFFERED, FILE_ANY_ACCESS)

// IN:  UINT32* 
#define IOCTL_IIC_SET_MODE \
    CTL_CODE(FILE_DEVICE_IIC, 4, METHOD_BUFFERED, FILE_ANY_ACCESS)

// IN:  UINT32* 
#define IOCTL_IIC_GET_MODE \
    CTL_CODE(FILE_DEVICE_IIC, 5, METHOD_BUFFERED, FILE_ANY_ACCESS)

// IN:  UINT32* 
#define IOCTL_IIC_SET_FILTER \
    CTL_CODE(FILE_DEVICE_IIC, 6, METHOD_BUFFERED, FILE_ANY_ACCESS)

// IN:  UINT32* 
#define IOCTL_IIC_GET_FILTER \
    CTL_CODE(FILE_DEVICE_IIC, 7, METHOD_BUFFERED, FILE_ANY_ACCESS)
    
// IN:  UINT32* 
#define IOCTL_IIC_SET_DELAY \
    CTL_CODE(FILE_DEVICE_IIC, 8, METHOD_BUFFERED, FILE_ANY_ACCESS)

// IN:  UINT32* 
#define IOCTL_IIC_GET_DELAY \
    CTL_CODE(FILE_DEVICE_IIC, 9, METHOD_BUFFERED, FILE_ANY_ACCESS)

#endif //	__IIC_H__