flash_49bv.h

ATMEL at91系列arm的官方驱动

//*-----------------------------------------------------------------------------
//*      ATMEL Microcontroller Software Support  -  ROUSSET  -
//*-----------------------------------------------------------------------------
//* The software is delivered "AS IS" without warranty or condition of any
//* kind, either express, implied or statutory. This includes without
//* limitation any warranty or condition with respect to merchantability or
//* fitness for any particular purpose, or against the infringements of
//* intellectual property rights of others.
//*-----------------------------------------------------------------------------
//* File Name               : flash_49BV.h
//* Object                  : FLASH definition file :
//*                             AT49BV1604/AT49BV1604T
//*                             AT49BV1614/AT49BV1604T
//*
//* 1.0 17/04/99 JPP        : Creation
//*-----------------------------------------------------------------------------


#ifndef flash_49BV_h
#define flash_49BV_h

#define TRUE    1
#define FALSE   0

typedef  long flash_word ;




/* Error message */
#define ERASED_SECTOR           0xFF
#define UNERASED_SECTOR         0x00
#define FLASH_SECTOR_ERROR      -1

#define KILO_BYTES              1024
/* Defines organization structure */
typedef struct OrgDef
{
    int    sector_number ;
    int    sector_size ;
} OrgDef ;

/* Defines organization structure */
typedef struct SectorDef
{
    int    sector ;

} SectorDef ;

/* Defines Flash device definition structure */
typedef struct FlashDef
{
    char        name[200];
    short       type;
    short       manufacturer;
    long        mask;
    long        add;
    long        load_add;
    int         sector_nb;
    OrgDef      org[128];
    SectorDef   erase_sector[128];
}FlashDef;


/* Function Prototyping File */

extern void at91_init_flash_table ( FlashDef *FlashTable);
extern unsigned int at91_check_erase_sector ( FlashDef *FlashTable,flash_word sector_id);
extern void at91_set_erase_sector ( FlashDef *FlashTable,flash_word sector_id);
extern int at91_get_flash_sector ( FlashDef *FlashTable,flash_word load_addr, flash_word base_addr);
extern flash_word  at91_get_flash_sector_size ( FlashDef *FlashTable, int sector);
extern void printFlashInfo ( char *message,int * len,FlashDef *FlashTable);
#endif /* flash_49BV_h */