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/*
 * Copyright © 1999-2010 David Woodhouse <dwmw2@infradead.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */

#ifndef __MTD_NFTL_H__
#define __MTD_NFTL_H__

#include <linux/mtd/mtd.h>
#include <linux/mtd/blktrans.h>

#include <mtd/nftl-user.h>

/* these info are used in ReplUnitTable */
#define BLOCK_NIL          0xffff /* last block of a chain */
#define BLOCK_FREE         0xfffe /* free block */
#define BLOCK_NOTEXPLORED  0xfffd /* non explored block, only used during mounting */
#define BLOCK_RESERVED     0xfffc /* bios block or bad block */

struct NFTLrecord {
	struct mtd_blktrans_dev mbd;
	__u16 MediaUnit, SpareMediaUnit;
	__u32 EraseSize;
	struct NFTLMediaHeader MediaHdr;
	int usecount;
	unsigned char heads;
	unsigned char sectors;
	unsigned short cylinders;
	__u16 numvunits;
	__u16 lastEUN;                  /* should be suppressed */
	__u16 numfreeEUNs;
	__u16 LastFreeEUN; 		/* To speed up finding a free EUN */
	int head,sect,cyl;
	__u16 *EUNtable; 		/* [numvunits]: First EUN for each virtual unit  */
	__u16 *ReplUnitTable; 		/* [numEUNs]: ReplUnitNumber for each */
        unsigned int nb_blocks;		/* number of physical blocks */
        unsigned int nb_boot_blocks;	/* number of blocks used by the bios */
        struct erase_info instr;
};

int NFTL_mount(struct NFTLrecord *s);
int NFTL_formatblock(struct NFTLrecord *s, int block);

int nftl_read_oob(struct mtd_info *mtd, loff_t offs, size_t len,
		  size_t *retlen, uint8_t *buf);
int nftl_write_oob(struct mtd_info *mtd, loff_t offs, size_t len,
		   size_t *retlen, uint8_t *buf);

#ifndef NFTL_MAJOR
#define NFTL_MAJOR 93
#endif

#define MAX_NFTLS 16
#define MAX_SECTORS_PER_UNIT 64
#define NFTL_PARTN_BITS 4

#endif /* __MTD_NFTL_H__ */

Filemanager

Name Type Size Permission Actions
bbm.h File 5.84 KB 0644
blktrans.h File 2.81 KB 0644
cfi.h File 10.31 KB 0644
cfi_endian.h File 2.13 KB 0644
concat.h File 1.14 KB 0644
doc2000.h File 6.03 KB 0644
flashchip.h File 3.08 KB 0644
ftl.h File 2.49 KB 0644
gen_probe.h File 1.26 KB 0644
inftl.h File 1.56 KB 0644
latch-addr-flash.h File 716 B 0644
lpc32xx_mlc.h File 531 B 0644
lpc32xx_slc.h File 531 B 0644
map.h File 13.37 KB 0644
mtd.h File 19.05 KB 0644
mtdram.h File 257 B 0644
nand-gpio.h File 330 B 0644
nand_bch.h File 1.56 KB 0644
nand_ecc.h File 1.14 KB 0644
ndfc.h File 2.2 KB 0644
nftl.h File 2.35 KB 0644
onenand.h File 7.87 KB 0644
onenand_regs.h File 7.15 KB 0644
partitions.h File 3.75 KB 0644
pfow.h File 5.56 KB 0644
physmap.h File 1 KB 0644
pismo.h File 440 B 0644
plat-ram.h File 817 B 0644
qinfo.h File 2.47 KB 0644
rawnand.h File 41.17 KB 0644
sh_flctl.h File 6.41 KB 0644
sharpsl.h File 587 B 0644
spear_smi.h File 1.67 KB 0644
spi-nor.h File 14.28 KB 0644
super.h File 835 B 0644
ubi.h File 10.33 KB 0644
xip.h File 2.66 KB 0644