ci2c.h

来自「这是一个SIGMA方案的PMP播放器的UCLINUX程序,可播放DVD,VCD,」· C头文件 代码 · 共 101 行

/*****************************************************************************
*  CI2C.h : Implementation of the I2C interface
*  REALmagic Quasar Hardware Library
*  Created by Aurelia Popa-Radu
*  Copyright Sigma Designs Inc
*  Sigma Designs Proprietary and confidential
*  Created on 8/27/99
*  Description:
*****************************************************************************/

#ifndef __CI2C_H__
#define __CI2C_H__

#ifdef __cplusplus
extern "C" 
{
#endif

#include "cobject.h"

//////////////////////////////////////////////////////////////////////////////
// CI2C Implementation

typedef struct tagI2CPARAMS
{
	DWORD m_dwData0;		/* value "0" for I2C_data */\
	DWORD m_dwData1;		/* value "1" for I2C_data */\
	DWORD m_dwClock0;		/* value "0" for I2C_clock */\
	DWORD m_dwClock1;		/* value "1" for I2C_clock */\
	DWORD m_dwDataIN;		/* set input direction for I2C_data */\
	DWORD m_dwDataOUT;		/* set output direction for I2C_data */\
	DWORD m_dwClkIN;		/* set input direction for I2C_clock */\
	DWORD m_dwClkOUT;		/* set output direction for I2C_clock */\
} I2CPARAMS;

#define CI2C_MEMBER\
	II2CVtbl VTableI2C;		/* virtual table */\
	ISetI2CpIO* pISetI2CpIO;\
	int m_bDelay;			/* some devices need delay for I2c cycle */\
	BYTE m_bI2cWriteAddr;	/* I2c write address for device */\
	BYTE m_bI2cReadAddr;	/* I2c read address for device */\
	DWORD m_dwData0;		/* value "0" for I2C_data */\
	DWORD m_dwData1;		/* value "1" for I2C_data */\
	DWORD m_dwClock0;		/* value "0" for I2C_clock */\
	DWORD m_dwClock1;		/* value "1" for I2C_clock */\
	DWORD m_dwDataIN;		/* set input direction for I2C_data */\
	DWORD m_dwDataOUT;		/* set output direction for I2C_data */\
	DWORD m_dwClkIN;		/* set input direction for I2C_clock */\
	DWORD m_dwClkOUT;		/* set output direction for I2C_clock */\
	PROPERTY_ITEM I2CPropertyList[eI2cMax];\

typedef struct tagCI2CMember
{
	COBJECT_MEMBER
	CI2C_MEMBER
} CI2CMember;

typedef struct tagCI2C
{
	struct tagII2CVtbl *lpVtbl;

	COBJECT_MEMBER
	CI2C_MEMBER
} CI2C;

///////////////////////////////////////////////////////////////////////////////
// public interface

void CI2C__New ( CI2C** ppIC2C, TCHAR *pName, BOOL bAllocate, DWORD dwInstance);
void CI2C__I2C( II2C* pII2C, BOOL clock, BOOL data );
void CI2C__I2CR( II2C* pII2C, BOOL clock);
void CI2C__I2CStart( II2C* pII2C );
void CI2C__I2CStop( II2C* pII2C );
BOOL CI2C__I2CAck( II2C* pII2C );
void CI2C__I2CByte( II2C* pII2C, BYTE b );
BYTE CI2C__I2CRead( II2C* pII2C );

void CI2C__Delete( II2C* pII2C, BOOL bDeleteObject);
void CI2C__Init ( II2C* pII2C );
BOOL CI2C__Write( II2C* pII2C, BYTE adr, BYTE* pData, int n );
BOOL CI2C__Read( II2C* pII2C, BYTE adr, BYTE* pData, int n );
BOOL CI2C__Write_NoSubAddr( II2C* pII2C, BYTE* pData, int n );
BOOL CI2C__Read_NoSubAddr( II2C* pII2C, BYTE* pData, int n );
void CI2C__SetI2CAddress( II2C* pII2C, BYTE WriteAddr, BYTE ReadAddr, int bDelay);
void CI2C__InitPropertySet(II2C* pII2C, void* pPropSet, DWORD dwSize);

#if defined EM85XX_OBJECT
// specific code for Jasper
void CEM85xxI2C__Init ( II2C* pII2C );
BOOL CEM85xxI2C__Write( II2C* pII2C, BYTE adr, BYTE* pData, int n );
BOOL CEM85xxI2C__Read( II2C* pII2C, BYTE adr, BYTE* pData, int n );
BOOL CEM85xxI2C__Write_NoSubAddr( II2C* pII2C, BYTE* pData, int n );
BOOL CEM85xxI2C__Read_NoSubAddr( II2C* pII2C, BYTE* pData, int n );
#endif

#ifdef __cplusplus
}
#endif

#endif