diff options
Diffstat (limited to 'include/mtd/nftl-user.h')
-rw-r--r-- | include/mtd/nftl-user.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/include/mtd/nftl-user.h b/include/mtd/nftl-user.h new file mode 100644 index 000000000000..924ec0459e9c --- /dev/null +++ b/include/mtd/nftl-user.h | |||
@@ -0,0 +1,76 @@ | |||
1 | /* | ||
2 | * $Id: nftl-user.h,v 1.1 2004/05/05 14:44:57 dwmw2 Exp $ | ||
3 | * | ||
4 | * Parts of NFTL headers shared with userspace | ||
5 | * | ||
6 | */ | ||
7 | |||
8 | #ifndef __MTD_NFTL_USER_H__ | ||
9 | #define __MTD_NFTL_USER_H__ | ||
10 | |||
11 | /* Block Control Information */ | ||
12 | |||
13 | struct nftl_bci { | ||
14 | unsigned char ECCSig[6]; | ||
15 | uint8_t Status; | ||
16 | uint8_t Status1; | ||
17 | }__attribute__((packed)); | ||
18 | |||
19 | /* Unit Control Information */ | ||
20 | |||
21 | struct nftl_uci0 { | ||
22 | uint16_t VirtUnitNum; | ||
23 | uint16_t ReplUnitNum; | ||
24 | uint16_t SpareVirtUnitNum; | ||
25 | uint16_t SpareReplUnitNum; | ||
26 | } __attribute__((packed)); | ||
27 | |||
28 | struct nftl_uci1 { | ||
29 | uint32_t WearInfo; | ||
30 | uint16_t EraseMark; | ||
31 | uint16_t EraseMark1; | ||
32 | } __attribute__((packed)); | ||
33 | |||
34 | struct nftl_uci2 { | ||
35 | uint16_t FoldMark; | ||
36 | uint16_t FoldMark1; | ||
37 | uint32_t unused; | ||
38 | } __attribute__((packed)); | ||
39 | |||
40 | union nftl_uci { | ||
41 | struct nftl_uci0 a; | ||
42 | struct nftl_uci1 b; | ||
43 | struct nftl_uci2 c; | ||
44 | }; | ||
45 | |||
46 | struct nftl_oob { | ||
47 | struct nftl_bci b; | ||
48 | union nftl_uci u; | ||
49 | }; | ||
50 | |||
51 | /* NFTL Media Header */ | ||
52 | |||
53 | struct NFTLMediaHeader { | ||
54 | char DataOrgID[6]; | ||
55 | uint16_t NumEraseUnits; | ||
56 | uint16_t FirstPhysicalEUN; | ||
57 | uint32_t FormattedSize; | ||
58 | unsigned char UnitSizeFactor; | ||
59 | } __attribute__((packed)); | ||
60 | |||
61 | #define MAX_ERASE_ZONES (8192 - 512) | ||
62 | |||
63 | #define ERASE_MARK 0x3c69 | ||
64 | #define SECTOR_FREE 0xff | ||
65 | #define SECTOR_USED 0x55 | ||
66 | #define SECTOR_IGNORE 0x11 | ||
67 | #define SECTOR_DELETED 0x00 | ||
68 | |||
69 | #define FOLD_MARK_IN_PROGRESS 0x5555 | ||
70 | |||
71 | #define ZONE_GOOD 0xff | ||
72 | #define ZONE_BAD_ORIGINAL 0 | ||
73 | #define ZONE_BAD_MARKED 7 | ||
74 | |||
75 | |||
76 | #endif /* __MTD_NFTL_USER_H__ */ | ||