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/* 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__ */