nv_flash.h

freescale的基于802.15.4的无线通讯例程

/*****************************************************************************
* This file contains header information for the NV_flash.c file.
* 
*
* (c) Copyright 2005, Freescale, Inc. All rights reserved.
*
* Freescale Semiconductor Confidential Proprietary
*
* No part of this document must be reproduced in any form - including copied,
* transcribed, printed or by any electronic means - without specific written
* permission from Freescale Semiconductor Danmark A/S.
*
*****************************************************************************/
#ifndef _NV_FLASH_H_
#define _NV_FLASH_H_

#include "NV_Data.h"
#if (gNV_FlashIncluded_d)

#include "icg.h"

/*****************************************************************************
******************************************************************************
* Public macros
******************************************************************************
*****************************************************************************/
#define HCS08FlashLibVersionNumber_c "V5.20"  /* Version number for the 
                                                 HCS08 flash library  */
#define HCS08FlashLibVersionText "HCS08 Flash Lib"  \
        HCS08FlashLibVersionNumber_c " "__DATE__" "__TIME__
#define HCS08FlashLibVersionTextLen_c 49  /*Not used */
#define gProtectFlashEnabled_d  1


/* Any application embedding the HCS08 Flash Lib must allocate some memory for
   critical flash programming functions. This is necessary because code cannot
   execute from flash being programmed. The memory can be on the stack,
   heap (malloc) or a static reserve memory area. Use the below define to
    reserve enough memory.*/

/* Absolute address for NV function in RAM - be carefull*/
/*If size is changed in Linker file these values must be changed accordingly*/
#define CriticalFlashCodeSize_c (0x40)  /* The code size of
       pfNVFlashCommomExecuteCmdInFlash().The size can be found in the map
       file (max. 255 bytes)  Not used  */
       

									
#ifdef gProtectFlashEnabled_d
	#define ProtectFlash	DisableInterrupts
	#define UnprotectFlash	EnableInterrupts
#else
	#define ProtectFlash	  /* Empty  */
	#define UnprotectFlash	/* Empty  */
#endif gProtectFlashEnabled_d


#define NVFOPT_VALUE	  0x02  /* No backdoor key allowed, vectors redirect
                               enabled, unsecure.Used in crt0.h  */
                      
#define NVFPROT_VALUE	  0x98  /* Any flash location (not protected) can be
                   erased or programmed, flash is protected as specified in
                    FPS2:FPS1:FPS0 (0xF000-0xFFFF)(=4KB),Used in crt0.h */

/*****************************************************************************
******************************************************************************
* Public prototypes
******************************************************************************
*****************************************************************************/
extern void NVM_FindNVRAM(void);
/*****************************************************************************
******************************************************************************
* Public type definitions
******************************************************************************
*****************************************************************************/

typedef bool_t(*pfNVFlashCommomExecuteCMD_tag)  \
                (uint8_t data, uint8_t *pDestination, uint8_t flashCommand);
/*public typedefs*/
enum {
  gMacEventNwkMlmeMsgQueued_c = 1 << 0, /* A message from NWK to MLME was queued */
  gMacEventNwkMcpsMsgQueued_c = 1 << 1, /* A message from NWK to MCPS was queued */
  gMacEventMemMlmeMsgQueued_c = 1 << 2, /* A message from MEM to MLME was queued */
  gMacEventMemAspMsgQueued_c  = 1 << 3, /* A message from MEM to ASP was queued  */
};

/*****************************************************************************
******************************************************************************
* Public memory declarations
*****************************************************************************
*****************************************************************************/
#pragma DATA_SEG NV_FLASH_RAM
  extern pfNVFlashCommomExecuteCMD_tag pfNVFlashCommomExecuteCMD_t; /*Pointer
                                       to NV function copied to RAM */
#pragma DATA_SEG DEFAULT

/*****************************************************************************
******************************************************************************
* Public functions
******************************************************************************
*****************************************************************************/

void BUtl_ChangeReceiverStatus
  ( 
  uint8_t requestedStatus 
  );
  
 bool_t FlashEraseSector(
  uint8_t sectorNumber  /* IN:sector to be erased */
  ); 
  
#endif /*(gNV_FlashIncluded_d)  */

#endif _NV_FLASH_H_