ceeprom.h

这是一个SIGMA方案的PMP播放器的UCLINUX程序,可播放DVD,VCD,CD MP3...有很好的参考价值.

/*****************************************************************************
*  CEeprom.h : Implementation of EEPROM 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 __CEEPROM_H__
#define __CEEPROM_H__

#include "cobject.h"

#define EEPROM_WRITE_ADDR	0xA0
#define EEPROM_READ_ADDR	0xA1

//////////////////////////////////////////////////////////////////////////////
// CEeprom Implementation based on CI2C

#define CEeprom_MEMBER\
	II2C* m_pII2C;			/* interface pointer for I2C */\
	BOOL m_bEEPROMPresent;	/* 0 - Not present */\
	PROPERTY_ITEM EepromPropertyList[eEepromMax];\

typedef struct tagCEepromMember
{
	COBJECT_MEMBER
	CEeprom_MEMBER
} CEepromMember;

typedef struct tagCEeprom
{
	struct tagIEepromVtbl *lpVtbl;

	COBJECT_MEMBER
	CEeprom_MEMBER
} CEeprom;

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

void CEeprom__New ( CEeprom** ppIC2C, TCHAR *pName, BOOL bAllocate, DWORD dwInstance);

void CEeprom__Delete( IEeprom* pIEeprom, BOOL bDeleteObject);
void CEeprom__Init ( IEeprom* pIEeprom );
void CEeprom__InitPropertySet(IEeprom* pIEeprom, void* pPropSet, DWORD dwSize);
QRESULT CEeprom__SetProperty( IEeprom* pIEeprom,
	DWORD PropSet, DWORD PropId, DWORD Flags, void* pData, DWORD dwSizeIn, DWORD* pdwSizeOut);
QRESULT CEeprom__GetProperty( IEeprom* pIEeprom,
	DWORD PropSet, DWORD PropId, DWORD Flags, void* pData, DWORD dwSizeIn, DWORD* pdwSizeOut);
BOOL CEeprom__Write( IEeprom* pIEeprom, DWORD Address, BYTE* pData );
BOOL CEeprom__Read( IEeprom* pIEeprom, DWORD Address, BYTE* pData );
BOOL CEeprom__CheckPresence( IEeprom* pIEeprom );
BOOL CEeprom__GetPresence( IEeprom* pIEeprom );
QRESULT CEeprom__Program( IEeprom* pIEeprom, BYTE* pData, DWORD nBytes);

#endif