diff options
Diffstat (limited to 'include/uapi/mtd/nftl-user.h')
| -rw-r--r-- | include/uapi/mtd/nftl-user.h | 90 | 
1 files changed, 90 insertions, 0 deletions
diff --git a/include/uapi/mtd/nftl-user.h b/include/uapi/mtd/nftl-user.h new file mode 100644 index 00000000000..bdeabd86ad9 --- /dev/null +++ b/include/uapi/mtd/nftl-user.h @@ -0,0 +1,90 @@ +/* + * 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_USER_H__ +#define __MTD_NFTL_USER_H__ + +#include <linux/types.h> + +/* Block Control Information */ + +struct nftl_bci { +	unsigned char ECCSig[6]; +	__u8 Status; +	__u8 Status1; +}__attribute__((packed)); + +/* Unit Control Information */ + +struct nftl_uci0 { +	__u16 VirtUnitNum; +	__u16 ReplUnitNum; +	__u16 SpareVirtUnitNum; +	__u16 SpareReplUnitNum; +} __attribute__((packed)); + +struct nftl_uci1 { +	__u32 WearInfo; +	__u16 EraseMark; +	__u16 EraseMark1; +} __attribute__((packed)); + +struct nftl_uci2 { +        __u16 FoldMark; +        __u16 FoldMark1; +	__u32 unused; +} __attribute__((packed)); + +union nftl_uci { +	struct nftl_uci0 a; +	struct nftl_uci1 b; +	struct nftl_uci2 c; +}; + +struct nftl_oob { +	struct nftl_bci b; +	union nftl_uci u; +}; + +/* NFTL Media Header */ + +struct NFTLMediaHeader { +	char DataOrgID[6]; +	__u16 NumEraseUnits; +	__u16 FirstPhysicalEUN; +	__u32 FormattedSize; +	unsigned char UnitSizeFactor; +} __attribute__((packed)); + +#define MAX_ERASE_ZONES (8192 - 512) + +#define ERASE_MARK 0x3c69 +#define SECTOR_FREE 0xff +#define SECTOR_USED 0x55 +#define SECTOR_IGNORE 0x11 +#define SECTOR_DELETED 0x00 + +#define FOLD_MARK_IN_PROGRESS 0x5555 + +#define ZONE_GOOD 0xff +#define ZONE_BAD_ORIGINAL 0 +#define ZONE_BAD_MARKED 7 + + +#endif /* __MTD_NFTL_USER_H__ */  | 
