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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__ */