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Diffstat (limited to '')
| -rw-r--r-- | include/uapi/mtd/nftl-user.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/include/uapi/mtd/nftl-user.h b/include/uapi/mtd/nftl-user.h new file mode 100644 index 000000000..b23bdc91c --- /dev/null +++ b/include/uapi/mtd/nftl-user.h @@ -0,0 +1,91 @@ +/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ +/* + * 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__ */ |