mx2_nand.h

mx21的NAND Flash Bootloader源代码

/*************************************************************************

Title:   	
Filename:   $Header:$
Hardware:   MX21
Summay:

License:    The contents of this file are subject to the Mozilla Public
            License Version 1.1 (the "License"); you may not use this file
            except in compliance with the License. You may obtain a copy of
            the License at http://www.mozilla.org/MPL/

Author:   
Company:    Motorola Suzhou Design Center

====================Change Log========================
$Log:$

********************************************************************************/

///@file 	mx2_nand.h
///@brief	head file of MX21 NAND Flash Control low level.

#ifndef MX_mx2_nand_INCLUDE_01072003
#define MX_mx2_nand_INCLUDE_01072003

//<<<<<Include

//>>>>>Include


//<<<<<Macro
#define ECC_EN 0x8
#define SP_EN  0x4

#define NAND_FLASH_CONFIG2_INT 0x8000
#define NAND_FLASH_CONFIG2_FCMD 0x1
#define NAND_FLASH_CONFIG2_FADD 0x2
#define NAND_FLASH_CONFIG2_FDI  0x4


#define ERR_TIME_OUT -1
#define ERR_VERIFY   -2

#define CONFIG2_SET_FDO_PAGE_OUT() _reg_NFC_NF_CONFIG2=0x8; 
#define CONFIG2_SET_FDO_ID() 	  _reg_NFC_NF_CONFIG2=0x10
#define CONFIG2_SET_FDO_STATUS()  _reg_NFC_NF_CONFIG2=0x20;

#define CONFIG1_SET_READ() do{ _reg_NFC_NF_CONFIG1|=0x2; _reg_NFC_NF_CONFIG1&=~0x1;}while(0)
#define CONFIG1_SET_WRITE() do{ _reg_NFC_NF_CONFIG1&=~0x2; _reg_NFC_NF_CONFIG1|=0x1;}while(0)


#ifdef _STANDALONE_

#define WAIT(condition, timeout_usec) while(condition);
#else

#define WAIT(condition, timeout_usec) while(condition);

#endif

#ifndef NAND_CMD_READ0
	#define NAND_CMD_READ0              0x0
#endif
#ifndef NAND_CMD_READ1
	#define NAND_CMD_READ1              0x1
#endif
#ifndef NAND_CMD_RESET
	#define NAND_CMD_RESET              0xFF
#endif
#define NAND_CMD_PAGE_PROG                  0x80
#define NAND_CMD_PAGE_PROG_CONFIRM_TRUE     0x10
#define NAND_CMD_PAGE_PROG_CONFIRM_DUMMY    0x11 
#define NAND_CMD_BLOCK_ERASE                0x60
#define NAND_CMD_BLOCK_ERASE_CONFIRM        0xD0
#define NAND_CMD_READ_STATUS                0x70
#define NAND_CMD_READ_ID                    0x90

#define NAND_FLASH_BLOCK_NUMBER             4096*64
#define NAND_FLASH_PAGE_PER_BLOCK  			32
#define NAND_FLASH_PAGE_MAIN_SIZE           512
#define	NAND_FLASH_PAGE_SPARE_SIZE			16			


//<<<<<Public Structure
#ifdef _STANDALONE_
typedef unsigned int u32;
typedef unsigned short u16;
typedef unsigned char u8;
#endif
//>>>>>Public Structure

//<<<<<Public Function Declearation

///Preset()
extern void Preset();

///NAND_Command()
extern u32 NAND_Command(u16 command);

///NAND_SendAddress()
extern u32 NAND_SendAddress(u32 addr,int cycle);

///NAND_Read_OnePage()
extern u32 NAND_Read_OnePage(int page, char * mainbuff, char * parabuf);

///NAND_Read_OOB()
extern u32 NAND_Read_OOB(int col, int page, char *parabuff,int count);

///NAND_ReadID()
extern u32 NAND_ReadID(u32 * ID);

///NAND_ReadStatus()
extern u32 NAND_ReadStatus(u32 * status);

///NAND_Write_OnePage();
extern u32 NAND_Write_OnePage(u32 page, char * mainbuff, char* parabuff );

///NAND_Erase();
extern u32 NAND_Erase(u32 page);

//>>>>>Public Function Declearation

//<<<<<Public Gobal Variable Declearation

//>>>>>Public Gobal Variable Declearation

#endif