mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 02:51:00 +00:00
66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
|
/*
|
||
|
* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
|
||
|
*
|
||
|
* Copyright (C) 2002-2011 Aleph One Ltd.
|
||
|
* for Toby Churchill Ltd and Brightstar Engineering
|
||
|
*
|
||
|
* Created by Charles Manning <charles@aleph1.co.uk>
|
||
|
*
|
||
|
* This program is free software; you can redistribute it and/or modify
|
||
|
* it under the terms of the GNU Lesser General Public License version 2.1 as
|
||
|
* published by the Free Software Foundation.
|
||
|
*
|
||
|
* Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
|
||
|
*/
|
||
|
|
||
|
|
||
|
#ifndef __YNANDIF_H__
|
||
|
#define __YNANDIF_H__
|
||
|
|
||
|
#include "yaffs_guts.h"
|
||
|
|
||
|
struct ynandif_Geometry {
|
||
|
unsigned start_block;
|
||
|
unsigned end_block;
|
||
|
unsigned dataSize;
|
||
|
unsigned spareSize;
|
||
|
unsigned pagesPerBlock;
|
||
|
unsigned hasECC;
|
||
|
unsigned inband_tags;
|
||
|
unsigned useYaffs2;
|
||
|
|
||
|
int (*initialise)(struct yaffs_dev *dev);
|
||
|
int (*deinitialise)(struct yaffs_dev *dev);
|
||
|
|
||
|
int (*readChunk) (struct yaffs_dev *dev,
|
||
|
unsigned pageId,
|
||
|
unsigned char *data,
|
||
|
unsigned dataLength,
|
||
|
unsigned char *spare,
|
||
|
unsigned spareLength,
|
||
|
int *eccStatus);
|
||
|
/* ECC status is set to 0 for OK, 1 for fixed, -1 for unfixed. */
|
||
|
|
||
|
int (*writeChunk)(struct yaffs_dev *dev,
|
||
|
unsigned pageId,
|
||
|
const unsigned char *data,
|
||
|
unsigned dataLength,
|
||
|
const unsigned char *spare,
|
||
|
unsigned spareLength);
|
||
|
|
||
|
int (*eraseBlock)(struct yaffs_dev *dev, unsigned blockId);
|
||
|
|
||
|
int (*checkBlockOk)(struct yaffs_dev *dev, unsigned blockId);
|
||
|
int (*markBlockBad)(struct yaffs_dev *dev, unsigned blockId);
|
||
|
|
||
|
void *privateData;
|
||
|
|
||
|
};
|
||
|
|
||
|
struct yaffs_dev *
|
||
|
yaffs_add_dev_from_geometry(const YCHAR *name,
|
||
|
const struct ynandif_Geometry *geometry);
|
||
|
|
||
|
|
||
|
#endif
|