nand_mtd.c

8032底层驱动部分。因为可以移植 所以单独来拿出来

/*****************************************************************************
*  Copyright Statement:
*  --------------------
*  This software is protected by Copyright and the information contained
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*
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/*******************************************************************************
 *
 * Filename:
 * ---------
 *	NandMTD.C
 *
 * Project:
 * --------
 *   MAUI
 *
 * Description:
 * ------------
 *   This is a NAND Flash MTD driver for Samsung and Toshiba flash devices.
 *
 * Author:
 * -------
 * -------
 *
 *==============================================================================
 * 				HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
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 *==============================================================================
 *******************************************************************************/
#include "kal_release.h"


/*******************************************************************************
 * Include Header Files
 *******************************************************************************/

	#include "reg_base.h"
	#include "isrentry.h"
	#include "intrCtrl.h"
	#include "fat_fs.h"
	#include "NAND_FDM.h"
	#include "NAND_MTD.h"
	#include "dma_sw.h"
	#include "dma_hw.h"
	#include "drvpdn.h"
	#include "drv_comm.h"
	#include "drv_hisr.h"


/*******************************************************************************
 *  Driver declaration
 *******************************************************************************/


/* MTD driver */
NAND_MTD_DRIVER NANDFlashMtd =
{
	MTD_MountDevice,
	MTD_ShutDown,
	MTD_EraseBlock,
	NULL,
	NULL,
	NULL,
	NULL,
	NULL
};

/*******************************************************************************
 *   Declaration for Dual NAND
 *******************************************************************************/

NAND_MTD_SUB_DRIVER_DATA	NANDSUBDriveData[2];


NAND_MTD_SUB_DRIVER NANDFlashMtd_512_default =
{
	ProgramPage_512_default,
	ReadPage_512_default,
	ProgramSpare_512_default,
	ReadSpare_512_default
	,NULL, NULL
};


NAND_MTD_SUB_DRIVER NANDFlashMtd_512_specific =
{
	ProgramPage_512_specific,
	ReadPage_512_specific,
	ProgramSpare_512_specific,
	ReadSpare_512_specific
	,NULL, NULL
};

NAND_MTD_SUB_DRIVER NANDFlashMtd_Samsung_512_hw_enhanced =
{
	ProgramPage_512_default,
	ReadPage_512_default,
	ProgramSpare_512_default,
	ReadSpare_512_default
	#ifdef PAGE_COPY_SUPPORT
	,CopyPage_512_Samsung,
	CopyPermitted_Samsung
	#else
	NULL, NULL
	#endif
};

NAND_MTD_SUB_DRIVER NANDFlashMtd_2K_default =
{
	ProgramPage_2K_default,
	ReadPage_2K_default,
	ProgramSpare_2K_default,
	ReadSpare_2K_default
	,NULL, NULL
};

NAND_MTD_SUB_DRIVER NANDFlashMtd_2K_specific =
{
	ProgramPage_2K_specific,
	ReadPage_2K_specific,
	ProgramSpare_2K_specific,
	ReadSpare_2K_specific
	,NULL, NULL
};

NAND_MTD_SUB_DRIVER NANDFlashMtd_2K_hw_enhanced =
{
	ProgramPage_2K_default,
	ReadPage_2K_default,
	ProgramSpare_2K_default,
	ReadSpare_2K_default
	#ifdef PAGE_COPY_SUPPORT
	,CopyPage_2K_default,
	CopyPermitted_Samsung
	#else
	NULL, NULL
	#endif
};

NAND_MTD_SUB_DRIVER NANDFlashMtd_Toshiba_2K_hw_enhanced =
{
	ProgramPage_2K_default,
	ReadPage_2K_default,
	ProgramSpare_2K_default,
	ReadSpare_2K_default
	#ifdef PAGE_COPY_SUPPORT
	,CopyPage_2K_default,
	CopyPermitted_default
	#else
	NULL, NULL
	#endif
};
/*******************************************************************************
 *  Global variable
 *******************************************************************************/
#define NFI_EVENT	0x1

/* set flash info table for
   { ID, planesize in MB, blocksize in KB, pagesize in B, address cycle, IO bus width, plane mask, mtd sub driver}	*/
static const flash_list NAND_ID_Table[] =
{
    /* Samsung series: manufacture ID - EC */
    /* K9F2808U0C */
   { 0x73EC,  16,  16,  512, 3,  8, 0, &NANDFlashMtd_512_default},
    /* K9F5608X0C */