/* SPDX-License-Identifier: GPL-2.0 */
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/********************************************************************************
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*********************************************************************************
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COPYRIGHT (c) 2004 BY ROCK-CHIP FUZHOU
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-- ALL RIGHTS RESERVED --
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File Name: api_flash.h
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Author: XUESHAN LIN
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Created: 1st Dec 2008
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Modified:
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Revision: 1.00
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Modify log:
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1.01 Ôö¼ÓFtlClose½Ó¿Úº¯Êý 2009.10.15 lxs
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********************************************************************************
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********************************************************************************/
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#ifndef _API_FLASH_H
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#define _API_FLASH_H
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//1º¯ÊýÔÐÍÉùÃ÷
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/***************************************************************************
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º¯ÊýÃèÊö:FTLºÍFLASH³õʼ»¯
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Èë¿Ú²ÎÊý:ÎÞ
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³ö¿Ú²ÎÊý:
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0=Õý³£·µ»Ø
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1=Ó³Éä±í³ö´í, ±»Ç¿ÖƵ͸ñ
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2=flash³õʼ»¯Ê§°Ü,¿ÉÄÜÊÇÓ²¼þ´íÎó»òÒª½øÐй̼þÉý¼¶
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ÆäËüÖµ:ÄÚ²¿´íÎó, ¸ÃÇý¶¯²»¿ÉʹÓÃ
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˵ Ã÷:ÉϵçÖ»Ðèµ÷ÓÃÒ»´Î³õʼ»¯¼´¿É
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***************************************************************************/
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extern int FtlInit(unsigned int nandcBaseAddr,unsigned char pageRemapEn);
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extern int FTLInit_WithoutPageRemap(void);
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extern int FTLInit(void);
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/***************************************************************************
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º¯ÊýÃèÊö:»ñÈ¡FLASH´ÅÅÌÈÝÁ¿
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Èë¿Ú²ÎÊý:
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DISK_NAND_CODE:¹Ì¼þÅÌ
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DISK_NAND_DATA:ϵͳ²ÎÊýÅÌ
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DISK_NAND_USER:Óû§ÅÌ
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³ö¿Ú²ÎÊý:´ÅÅÌ×ÜÉÈÇøÊý
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˵ Ã÷:
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***************************************************************************/
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extern unsigned int FtlGetCapacity(unsigned char LUN);
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/***************************************************************************
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º¯ÊýÃèÊö:¶ÁÉÈÇø½Ó¿Ú
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Èë¿Ú²ÎÊý:LUN=Âß¼·ÖÇøºÅ, Index=ÆðʼÉÈÇøµØÖ·, buf=Êý¾Ý»º³åÇø, nSec=ÉÈÇøÊý
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³ö¿Ú²ÎÊý:0=¶ÁÈ¡ÕýÈ·; ·Ç0=¶ÁÈ¡³ö´í, Êý¾Ý²»¿ÉÓÃ
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µ÷Óú¯Êý:
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˵ Ã÷:
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***************************************************************************/
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extern int FtlRead(unsigned char LUN, unsigned int Index, unsigned int nSec, void *buf);
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/***************************************************************************
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º¯ÊýÃèÊö:дÉÈÇø½Ó¿Ú
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Èë¿Ú²ÎÊý:LUN=Âß¼·ÖÇøºÅ, Index=ÆðʼÉÈÇøµØÖ·, buf=Êý¾Ý»º³åÇø, nSec=ÉÈÇøÊý
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³ö¿Ú²ÎÊý:0=ÕýȷдÈë; ·Ç0=д²Ù×÷ʧ°Ü, Êý¾ÝûÓб»ÕýȷдÈë
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µ÷Óú¯Êý:
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˵ Ã÷:
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***************************************************************************/
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extern int FtlWrite(unsigned char LUN, unsigned int Index, unsigned int nSec, void *buf);
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/***************************************************************************
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º¯ÊýÃèÊö:MLC FLASHÊý¾ÝË¢ÐÂ
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Èë¿Ú²ÎÊý:
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³ö¿Ú²ÎÊý:
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µ÷Óú¯Êý:
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˵ Ã÷:ÔÚϵͳIDLE/ÔڱȽϼ¯ÖжÁÊý¾Ýʱ(ÈçA-B²¥·Å¡¢Æµ·±¶Á×ÊÔ´µÈ)µ÷Óøú¯Êý,
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Äܼ°Ê±ÐÞÕý±»Æµ·±¼¯ÖжÁ»µµÄÊý¾Ý,º¯ÊýÖ´ÐÐʱ¼ä¿ÉÄܽϳ¤(¼¸°ÙmsÉõÖÁ¼¸s)
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***************************************************************************/
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extern void FlashRefreshHook(void);
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/***************************************************************************
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º¯ÊýÃèÊö:AHBÖ÷Ƶ¸üÐÂʱÐèÒªµ÷Óô˽ӿÚÀ´ÅäÖÃFLASHʱÐò
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Èë¿Ú²ÎÊý:AHBnKHz=Ö÷Ƶ(AHB)
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³ö¿Ú²ÎÊý:
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µ÷Óú¯Êý:
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***************************************************************************/
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extern void FlashTimingCfg(unsigned int AHBnKHz);
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/***************************************************************************
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º¯ÊýÃèÊö:FTL ¹Ø±Õ£¬¹Ø»úʱµ÷ÓÃ
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Èë¿Ú²ÎÊý:ÎÞ
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³ö¿Ú²ÎÊý:ÎÞ
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˵ Ã÷:¹Ø»úʱ£¬ÔÚËùÓÐдÎļþ²Ù×÷½áÊøºóµ÷ÓÃ
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***************************************************************************/
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extern void FtlClose(void);
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/***************************************************************************
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º¯ÊýÃèÊö:FTL ¶¨Ê±»Øµ÷º¯Êý£¬ÏµÍ³1S×óÓÒµ÷ÓÃÒ»´Î
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Èë¿Ú²ÎÊý:ÎÞ
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³ö¿Ú²ÎÊý:ÎÞ
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˵ Ã÷:FTLÖÐһЩCACHEÔÚ¶¨Ê±ÖлØдflash
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***************************************************************************/
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extern void FtlTimeHook(void);
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/***************************************************************************
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º¯ÊýÃèÊö:»ñÈ¡ flash page ´óС£¬ÒÔ±ãÍâÃ濪»º³å,
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Èë¿Ú²ÎÊý:ÎÞ
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³ö¿Ú²ÎÊý:page´óС£¬sectorµ¥Î»
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µ÷Óú¯Êý:
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˵Ã÷: ÐèÒªÔÚFTLInitºó²Å¿ÉÓÃ
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***************************************************************************/
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extern int FlashGetPageSize(void);
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/***************************************************************************
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º¯ÊýÃèÊö:AHBÖ÷Ƶ¸üÐÂʱÐèÒªµ÷Óô˽ӿÚÀ´ÅäÖÃFLASHʱÐò
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Èë¿Ú²ÎÊý:AHBnMHz=Ö÷Ƶ(AHB)
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³ö¿Ú²ÎÊý:
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µ÷Óú¯Êý:
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***************************************************************************/
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extern void FlashTimingCfg(unsigned int AHBnKHz);
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/***************************************************************************
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º¯ÊýÃèÊö:ϵͳÅÌд²»ÔÊÐí
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Èë¿Ú²ÎÊý:
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³ö¿Ú²ÎÊý:
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µ÷Óú¯Êý:
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***************************************************************************/
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extern void FtlFlashSysProtSetOn(void);
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/***************************************************************************
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º¯ÊýÃèÊö:ϵͳÅÌдÔÊÐí
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Èë¿Ú²ÎÊý:
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³ö¿Ú²ÎÊý:
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µ÷Óú¯Êý:
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***************************************************************************/
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extern void FtlFlashSysProtSetOff(void);
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/***************************************************************************
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º¯ÊýÃèÊö:²Á³ýϵͳÅÌ£¬Éý¼¶Ê±Ê¹ÓÃ
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Èë¿Ú²ÎÊý:
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³ö¿Ú²ÎÊý:
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µ÷Óú¯Êý:
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***************************************************************************/
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extern void FtlLowFormatSysDisk(void);
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extern int FtlWriteImage(unsigned int Index, unsigned int nSec, void *buf);
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/***************************************************************************
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º¯ÊýÃèÊö:½«ËùÓлº´æµÄcache дµ½cache ¿é
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Èë¿Ú²ÎÊý:
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³ö¿Ú²ÎÊý:
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µ÷Óú¯Êý:
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***************************************************************************/
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extern void FtlCacheDelayWriteALL(void);
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/***************************************************************************
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º¯ÊýÃèÊö:ÉèÖôÅÅÌд±£»¤µØÖ·£¬
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Èë¿Ú²ÎÊý:LBAµØÖ·£¬Ð¡ÓÚLBAµÄµØַд±£»¤
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³ö¿Ú²ÎÊý:
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µ÷Óú¯Êý:
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***************************************************************************/
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void FtlSetSysProtAddr(int LBA);
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/***************************************************************************
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º¯ÊýÃèÊö:»ñÈ¡FLASH´ÅÅÌÈÝÁ¿
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Èë¿Ú²ÎÊý:ÅÌ·û
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³ö¿Ú²ÎÊý:ÈÝÁ¿,ÒÔÉÈÇøΪµ¥Î»
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µ÷Óú¯Êý:
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***************************************************************************/
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int FtlGetPageZoneCapacity(void);
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/***************************************************************************
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º¯ÊýÃèÊö:¶Á¶àÉÈÇø
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Èë¿Ú²ÎÊý:Index=ÉÈÇøºÅ, nSec=ÉÈÇøÊý
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³ö¿Ú²ÎÊý:¶Áµ½µÄÊý¾ÝÔÚ»º³åÇøbufÖÐ
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µ÷Óú¯Êý:
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***************************************************************************/
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int FtlPageWrite(int Index, int nSec, void *buf);
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/***************************************************************************
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º¯ÊýÃèÊö:¶Á¶àÉÈÇø
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Èë¿Ú²ÎÊý:Index=ÉÈÇøºÅ, nSec=ÉÈÇøÊý
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³ö¿Ú²ÎÊý:¶Áµ½µÄÊý¾ÝÔÚ»º³åÇøbufÖÐ
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µ÷Óú¯Êý:
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***************************************************************************/
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int FtlPageRead(int Index, int nSec, void *buf);
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/***************************************************************************
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º¯ÊýÃèÊö:¶ÁÈ¡ SN sectorÐÅÏ¢
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Èë¿Ú²ÎÊý:pbuf
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³ö¿Ú²ÎÊý:
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µ÷Óú¯Êý:
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×¢ÒâÐÅÏ¢£ºÐèÒªÔÚflash Çý¶¯¼ÓÔغó²ÅÄܵ÷Óã¬pbuf´óСÐèÒª´óÓÚµÈÓÚ512 bytes£¬·µ»ØÐÅϢΪ512
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bytes¡£
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***************************************************************************/
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char GetSNSectorInfo(char * pbuf);
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extern int NandInit(void);
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extern int NandRead(unsigned int Index, unsigned int nSec, void * buf) ;
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extern int NandWriteImage(unsigned int Index, unsigned int nSec, void * buf);
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extern int NandWrite(unsigned int Index, unsigned int nSec, void * buf) ;
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extern int NandDeInit(void) ;
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extern int NandForceDeInit(void);
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extern unsigned int NandGetCapacity(void);
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extern void NandSetSysProtAddr(unsigned int SysImageWriteEndAdd);
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extern void FtlDelayWriteCacheEn(unsigned int en);
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#endif
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