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6#ifndef __MTD_NFTL_H__
7#define __MTD_NFTL_H__
8
9#include <linux/mtd/mtd.h>
10#include <linux/mtd/blktrans.h>
11
12#include <mtd/nftl-user.h>
13
14
15#define BLOCK_NIL 0xffff
16#define BLOCK_FREE 0xfffe
17#define BLOCK_NOTEXPLORED 0xfffd
18#define BLOCK_RESERVED 0xfffc
19
20struct NFTLrecord {
21 struct mtd_blktrans_dev mbd;
22 __u16 MediaUnit, SpareMediaUnit;
23 __u32 EraseSize;
24 struct NFTLMediaHeader MediaHdr;
25 int usecount;
26 unsigned char heads;
27 unsigned char sectors;
28 unsigned short cylinders;
29 __u16 numvunits;
30 __u16 lastEUN;
31 __u16 numfreeEUNs;
32 __u16 LastFreeEUN;
33 int head,sect,cyl;
34 __u16 *EUNtable;
35 __u16 *ReplUnitTable;
36 unsigned int nb_blocks;
37 unsigned int nb_boot_blocks;
38 struct erase_info instr;
39};
40
41int NFTL_mount(struct NFTLrecord *s);
42int NFTL_formatblock(struct NFTLrecord *s, int block);
43
44int nftl_read_oob(struct mtd_info *mtd, loff_t offs, size_t len,
45 size_t *retlen, uint8_t *buf);
46int nftl_write_oob(struct mtd_info *mtd, loff_t offs, size_t len,
47 size_t *retlen, uint8_t *buf);
48
49#ifndef NFTL_MAJOR
50#define NFTL_MAJOR 93
51#endif
52
53#define MAX_NFTLS 16
54#define MAX_SECTORS_PER_UNIT 64
55#define NFTL_PARTN_BITS 4
56
57#endif
58