/* 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__ */