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| 2 | |
| 3 | * Copyright © 1999-2010 David Woodhouse <[email protected]>
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| 4 | *
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| 5 | * This program is free software; you can redistribute it and/or modify
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| 6 | * it under the terms of the GNU General Public License as published by
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| 7 | * the Free Software Foundation; either version 2 of the License, or
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| 8 | * (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program; if not, write to the Free Software
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| 17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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| 18 | *
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| 19 |
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| 20 |
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| 21 | #ifndef __MTD_NFTL_USER_H__
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| 22 | #define __MTD_NFTL_USER_H__
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| 23 |
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| 24 | #include <linux/types.h>
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| 25 |
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| 26 |
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| 27 |
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| 28 | struct nftl_bci {
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| 29 | unsigned char ECCSig[6];
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| 30 | __u8 Status;
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| 31 | __u8 Status1;
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| 32 | }__attribute__((packed));
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| 33 |
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| 34 |
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| 35 |
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| 36 | struct nftl_uci0 {
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| 37 | __u16 VirtUnitNum;
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| 38 | __u16 ReplUnitNum;
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| 39 | __u16 SpareVirtUnitNum;
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| 40 | __u16 SpareReplUnitNum;
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| 41 | } __attribute__((packed));
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| 42 |
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| 43 | struct nftl_uci1 {
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| 44 | __u32 WearInfo;
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| 45 | __u16 EraseMark;
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| 46 | __u16 EraseMark1;
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| 47 | } __attribute__((packed));
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| 48 |
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| 49 | struct nftl_uci2 {
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| 50 | __u16 FoldMark;
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| 51 | __u16 FoldMark1;
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| 52 | __u32 unused;
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| 53 | } __attribute__((packed));
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| 54 |
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| 55 | union nftl_uci {
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| 56 | struct nftl_uci0 a;
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| 57 | struct nftl_uci1 b;
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| 58 | struct nftl_uci2 c;
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| 59 | };
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| 60 |
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| 61 | struct nftl_oob {
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| 62 | struct nftl_bci b;
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| 63 | union nftl_uci u;
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| 64 | };
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| 65 |
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| 66 |
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| 67 |
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| 68 | struct NFTLMediaHeader {
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| 69 | char DataOrgID[6];
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| 70 | __u16 NumEraseUnits;
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| 71 | __u16 FirstPhysicalEUN;
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| 72 | __u32 FormattedSize;
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| 73 | unsigned char UnitSizeFactor;
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| 74 | } __attribute__((packed));
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| 75 |
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| 76 | #define MAX_ERASE_ZONES (8192 - 512)
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| 77 |
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| 78 | #define ERASE_MARK 0x3c69
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| 79 | #define SECTOR_FREE 0xff
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| 80 | #define SECTOR_USED 0x55
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| 81 | #define SECTOR_IGNORE 0x11
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| 82 | #define SECTOR_DELETED 0x00
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| 83 |
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| 84 | #define FOLD_MARK_IN_PROGRESS 0x5555
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| 85 |
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| 86 | #define ZONE_GOOD 0xff
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| 87 | #define ZONE_BAD_ORIGINAL 0
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| 88 | #define ZONE_BAD_MARKED 7
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| 89 |
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| 90 |
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| 91 | #endif
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