def.h

flash驱动和简单管理程序

/*------------------------------------------------------------------------------------------*
 1.The Structure of the flash memory:
                Offset and layout:
                |----------------------|<-0x000000
                |   Program Blocks     | 
                |----------------------|<-0x080000
                |   Config  Blocks     |
                |----------------------|<-0x0C0000
                |   Record  Blocks     |
                |----------------------|<-0x100000
                |   Video   Blocks     |
                |----------------------|<-0x200000
 *------------------------------------------------------------------------------------------*/
 
 //Note:here,we use a symbol,$,to tell users that the 
 //DEFINITION which is labeled by it can be changed by you.
 
 
//Global Definitions
//-----------------------------------------------------------------------------------------//
#ifndef __FDEF_H__ //Flash definations
#define __FDEF_H__

#define BUFFER_SIZE                             0x30//$

#define FLASH_FLAG                              0x10101010//$   

#define TWO_BYTES                               4

#define BF533_FLASH_SECTOR_NUM                  40

#define FLASH_BASE_ADDRESS                      0x20000000

#define	BF533_FLASH_SECTOR_SIZE                 0x10000	

//-----------------------------------------------------------------------------------------//
//Led delay loop num
#define TOGGLE_LOOP_NUM                         0xa //$

#define BLINK_LOOP_NUM                          0x8 //$

#define ERROR_LOOP_NUM                          0x1c//$

//-----------------------------------------------------------------------------------------//
//Reset Type Selection
#define ONE_WRITE_CYCLE                         0

#define TWO_WRITE_CYCLES                        1

//-----------------------------------------------------------------------------------------//
//Flash partition 
//Question:How do you know how big your application program is?
#define PROGRAM_PARTITION_OFFSET_ADDRESS        0x000000//$:-0x07FFFF:0.5M  bytes(8  BLOCKS)

#define CONFIG_PARTITION_OFFSET_ADDRESS         0x080000//$:-0x0BFFFF:0.25M bytes(4  BLOCKS)
 
#define RECORD_PARTITION_OFFSET_ADDRESS         0x0C0000//$:-0xFFFFFF:0.25M bytes(4  BLOCKS)
 
#define VIDEO_PARTITION_OFFSET_ADDRESS          0x100000//$:-0x1FFFFF:1.0M  bytes(16 BLOCKS)

#define RESERVED_PARTITION_OFFSET_ADDRESS       0x200000//$:-0x1FFFFF:1.0M  bytes(16 BLOCKS)
//The left address that can be used ranges from 0x20200000-2020FFFF and 0x20290000-2028FFFF ...

//-----------------------------------------------------------------------------------------//
//Data segment Size
#define CONFIG_PARAM_SIZE                       0x0000400//$:1k   per strip(must be less than a block size)

#define RECORD_STRIP_SIZE                       0x0000400//$:1k   per strip(must be less than a block size)

#define VIDEO_IMAGE_SIZE                        0x0040000//$:256k per image(must be divided exactly by a block size)

//-----------------------------------------------------------------------------------------//
//Maximum number
#define CONFIG_PARAM_NUM                        (unsigned long)((RECORD_PARTITION_OFFSET_ADDRESS-CONFIG_PARTITION_OFFSET_ADDRESS)/CONFIG_PARAM_SIZE)

#define RECORD_STRIP_NUM                        (unsigned long)((VIDEO_PARTITION_OFFSET_ADDRESS-RECORD_PARTITION_OFFSET_ADDRESS)/RECORD_STRIP_SIZE)

#define VIDEO_IMAGE_NUM                         (unsigned long)((RESERVED_PARTITION_OFFSET_ADDRESS-VIDEO_PARTITION_OFFSET_ADDRESS)/VIDEO_IMAGE_SIZE)

//-----------------------------------------------------------------------------------------//
//Stuff Num
#define STUFF_ITEM_NUM                          3//$    

#define FLASH_ITEM_NUM                          5//$    


//-----------------------------------------------------------------------------------------//
//Stuff 
#define STUFF_CONFIG_PARAM                      0//$

#define STUFF_RECORD_STRIP                      1//$

#define STUFF_VIDEO_IMAGE                       2//$
  
#define STUFF_PROGRAM_CODE                      3//$

//-----------------------------------------------------------------------------------------//
//Erase Stride
  //Description:Considering their diffent stuff size which has great 
  //            influence on the way of writing and erasing data,it's
  //            suggested to use ERASE STRIDE.
  //Note:       The erase stride of Video image stuff is a little 
  //            different from that of Config param or Record strip stuff 
  //            due to their different stuff size.
#define CONFIG_PARAM_ERASE_STRIDE       ((int)(CONFIG_PARAM_SIZE/BF533_FLASH_SECTOR_SIZE)+1)*BF533_FLASH_SECTOR_SIZE

#define RECORD_STRIP_ERASE_STRIDE       ((int)(RECORD_STRIP_SIZE/BF533_FLASH_SECTOR_SIZE)+1)*BF533_FLASH_SECTOR_SIZE      

#define VIDEO_IMAGE_ERASE_STRIDE        ((int)(VIDEO_IMAGE_SIZE/BF533_FLASH_SECTOR_SIZE))*BF533_FLASH_SECTOR_SIZE              
//-----------------------------------------------------------------------------------------//

#endif //__FDEF_H__