libc/kernel/common/linux/mtd/bbm.h

/****************************************************************************
 ****************************************************************************
 ***
 ***   This header was automatically generated from a Linux kernel header
 ***   of the same name, to make information necessary for userspace to
 ***   call into the kernel available to libc.  It contains only constants,
 ***   structures, and macros generated from the original header, and thus,
 ***   contains no copyrightable information.
 ***
 ****************************************************************************
 ****************************************************************************/
#ifndef __LINUX_MTD_BBM_H
#define __LINUX_MTD_BBM_H

#define NAND_MAX_CHIPS 8

struct nand_bbt_descr {
 int options;
 int pages[NAND_MAX_CHIPS];
 int offs;
 int veroffs;
 uint8_t version[NAND_MAX_CHIPS];
 int len;
 int maxblocks;
 int reserved_block_code;
 uint8_t *pattern;
};

#define NAND_BBT_NRBITS_MSK 0x0000000F
#define NAND_BBT_1BIT 0x00000001
#define NAND_BBT_2BIT 0x00000002
#define NAND_BBT_4BIT 0x00000004
#define NAND_BBT_8BIT 0x00000008

#define NAND_BBT_LASTBLOCK 0x00000010

#define NAND_BBT_ABSPAGE 0x00000020

#define NAND_BBT_SEARCH 0x00000040

#define NAND_BBT_PERCHIP 0x00000080

#define NAND_BBT_VERSION 0x00000100

#define NAND_BBT_CREATE 0x00000200

#define NAND_BBT_SCANALLPAGES 0x00000400

#define NAND_BBT_SCANEMPTY 0x00000800

#define NAND_BBT_WRITE 0x00001000

#define NAND_BBT_SAVECONTENT 0x00002000

#define NAND_BBT_SCAN2NDPAGE 0x00004000

#define NAND_BBT_SCAN_MAXBLOCKS 4

#define ONENAND_BADBLOCK_POS 0

struct bbm_info {
 int bbt_erase_shift;
 int badblockpos;
 int options;

 uint8_t *bbt;

 int (*isbad_bbt)(struct mtd_info *mtd, loff_t ofs, int allowbbt);

 struct nand_bbt_descr *badblock_pattern;

 void *priv;
};

#endif