projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| 6fa3eb70 S |
1 | /* |
| 2 | * Copyright © 1999-2010 David Woodhouse <dwmw2@infradead.org> | |
| 3 | * | |
| 4 | * This program is free software; you can redistribute it and/or modify | |
| 5 | * it under the terms of the GNU General Public License as published by | |
| 6 | * the Free Software Foundation; either version 2 of the License, or | |
| 7 | * (at your option) any later version. | |
| 8 | * | |
| 9 | * This program is distributed in the hope that it will be useful, | |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 | * GNU General Public License for more details. | |
| 13 | * | |
| 14 | * You should have received a copy of the GNU General Public License | |
| 15 | * along with this program; if not, write to the Free Software | |
| 16 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 17 | * | |
| 18 | */ | |
| 19 | ||
| 20 | #ifndef __MTD_NFTL_USER_H__ | |
| 21 | #define __MTD_NFTL_USER_H__ | |
| 22 | ||
| 23 | #include <linux/types.h> | |
| 24 | ||
| 25 | /* Block Control Information */ | |
| 26 | ||
| 27 | struct nftl_bci { | |
| 28 | unsigned char ECCSig[6]; | |
| 29 | __u8 Status; | |
| 30 | __u8 Status1; | |
| 31 | } __attribute__ ((packed)); | |
| 32 | ||
| 33 | /* Unit Control Information */ | |
| 34 | ||
| 35 | struct nftl_uci0 { | |
| 36 | __u16 VirtUnitNum; | |
| 37 | __u16 ReplUnitNum; | |
| 38 | __u16 SpareVirtUnitNum; | |
| 39 | __u16 SpareReplUnitNum; | |
| 40 | } __attribute__ ((packed)); | |
| 41 | ||
| 42 | struct nftl_uci1 { | |
| 43 | __u32 WearInfo; | |
| 44 | __u16 EraseMark; | |
| 45 | __u16 EraseMark1; | |
| 46 | } __attribute__ ((packed)); | |
| 47 | ||
| 48 | struct nftl_uci2 { | |
| 49 | __u16 FoldMark; | |
| 50 | __u16 FoldMark1; | |
| 51 | __u32 unused; | |
| 52 | } __attribute__ ((packed)); | |
| 53 | ||
| 54 | union nftl_uci { | |
| 55 | struct nftl_uci0 a; | |
| 56 | struct nftl_uci1 b; | |
| 57 | struct nftl_uci2 c; | |
| 58 | }; | |
| 59 | ||
| 60 | struct nftl_oob { | |
| 61 | struct nftl_bci b; | |
| 62 | union nftl_uci u; | |
| 63 | }; | |
| 64 | ||
| 65 | /* NFTL Media Header */ | |
| 66 | ||
| 67 | struct NFTLMediaHeader { | |
| 68 | char DataOrgID[6]; | |
| 69 | __u16 NumEraseUnits; | |
| 70 | __u16 FirstPhysicalEUN; | |
| 71 | __u32 FormattedSize; | |
| 72 | unsigned char UnitSizeFactor; | |
| 73 | } __attribute__ ((packed)); | |
| 74 | ||
| 75 | #define MAX_ERASE_ZONES (8192 - 512) | |
| 76 | ||
| 77 | #define ERASE_MARK 0x3c69 | |
| 78 | #define SECTOR_FREE 0xff | |
| 79 | #define SECTOR_USED 0x55 | |
| 80 | #define SECTOR_IGNORE 0x11 | |
| 81 | #define SECTOR_DELETED 0x00 | |
| 82 | ||
| 83 | #define FOLD_MARK_IN_PROGRESS 0x5555 | |
| 84 | ||
| 85 | #define ZONE_GOOD 0xff | |
| 86 | #define ZONE_BAD_ORIGINAL 0 | |
| 87 | #define ZONE_BAD_MARKED 7 | |
| 88 | ||
| 89 | ||
| 90 | #endif /* __MTD_NFTL_USER_H__ */ |