ixp425eeprom.h

INTEL IXP425的VXWORKS BSP

/* ixp425Eeprom.h - Philips PCF8582C-2T/03 256byte I2C EEPROM driver header file */

/* Copyright 2002 Wind River Systems, Inc. */

/*
modification history
--------------------
01b,05sep02,jb3  Merge in changes from w/ t2.1 ongiong development
01b,22aug02,jb  Adding 512 byte eeprom support
01a,05jun02,jb  initial version...
*/

#ifndef __INCixp425Eepromh 
#define __INCixp425Eepromh


#ifdef __cplusplus
extern "C" {
#endif

#define IXP425_EEPROM_ADDR 0xA0  
/* #define IXP425_EEPROM_SIZE 512  *//* 256byte EEPROM */
#define IXP425_EEPROM_SIZE 256	/* 256byte EEPROM */

/* Macros used by vxWorks NVRAM driver */
#define NV_RAM_READ(x) (ixp425EepromByteRead (x))
#define NV_RAM_WRITE(x,y) (ixp425EepromByteWrite (x, y))

int ixp425EepromRead (UINT8 *buf, UINT32 num, UINT32 offset);
int ixp425EepromWrite (UINT8 *buf, UINT32 num, UINT32 offset);

char ixp425EepromByteRead (UINT32 offset);
void ixp425EepromByteWrite (UINT32 offset, char data);

#ifdef __cplusplus
}
#endif

#endif /* __INCixp425Eepromh */