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6f52b16c | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
1da177e4 | 2 | /* |
e4f0648f | 3 | * Parts of INFTL headers shared with userspace |
1da177e4 LT |
4 | * |
5 | */ | |
6 | ||
7 | #ifndef __MTD_INFTL_USER_H__ | |
8 | #define __MTD_INFTL_USER_H__ | |
9 | ||
70c2ed65 JSR |
10 | #include <linux/types.h> |
11 | ||
1da177e4 LT |
12 | #define OSAK_VERSION 0x5120 |
13 | #define PERCENTUSED 98 | |
14 | ||
15 | #define SECTORSIZE 512 | |
16 | ||
17 | /* Block Control Information */ | |
18 | ||
19 | struct inftl_bci { | |
ccef7ab5 AB |
20 | __u8 ECCsig[6]; |
21 | __u8 Status; | |
22 | __u8 Status1; | |
1da177e4 LT |
23 | } __attribute__((packed)); |
24 | ||
25 | struct inftl_unithead1 { | |
ccef7ab5 AB |
26 | __u16 virtualUnitNo; |
27 | __u16 prevUnitNo; | |
28 | __u8 ANAC; | |
29 | __u8 NACs; | |
30 | __u8 parityPerField; | |
31 | __u8 discarded; | |
1da177e4 LT |
32 | } __attribute__((packed)); |
33 | ||
34 | struct inftl_unithead2 { | |
ccef7ab5 AB |
35 | __u8 parityPerField; |
36 | __u8 ANAC; | |
37 | __u16 prevUnitNo; | |
38 | __u16 virtualUnitNo; | |
39 | __u8 NACs; | |
40 | __u8 discarded; | |
1da177e4 LT |
41 | } __attribute__((packed)); |
42 | ||
43 | struct inftl_unittail { | |
ccef7ab5 AB |
44 | __u8 Reserved[4]; |
45 | __u16 EraseMark; | |
46 | __u16 EraseMark1; | |
1da177e4 LT |
47 | } __attribute__((packed)); |
48 | ||
49 | union inftl_uci { | |
50 | struct inftl_unithead1 a; | |
51 | struct inftl_unithead2 b; | |
52 | struct inftl_unittail c; | |
53 | }; | |
54 | ||
55 | struct inftl_oob { | |
56 | struct inftl_bci b; | |
57 | union inftl_uci u; | |
58 | }; | |
59 | ||
60 | ||
61 | /* INFTL Media Header */ | |
62 | ||
63 | struct INFTLPartition { | |
64 | __u32 virtualUnits; | |
65 | __u32 firstUnit; | |
66 | __u32 lastUnit; | |
67 | __u32 flags; | |
68 | __u32 spareUnits; | |
69 | __u32 Reserved0; | |
70 | __u32 Reserved1; | |
71 | } __attribute__((packed)); | |
72 | ||
73 | struct INFTLMediaHeader { | |
74 | char bootRecordID[8]; | |
75 | __u32 NoOfBootImageBlocks; | |
76 | __u32 NoOfBinaryPartitions; | |
77 | __u32 NoOfBDTLPartitions; | |
78 | __u32 BlockMultiplierBits; | |
79 | __u32 FormatFlags; | |
80 | __u32 OsakVersion; | |
81 | __u32 PercentUsed; | |
82 | struct INFTLPartition Partitions[4]; | |
83 | } __attribute__((packed)); | |
84 | ||
85 | /* Partition flag types */ | |
86 | #define INFTL_BINARY 0x20000000 | |
87 | #define INFTL_BDTL 0x40000000 | |
88 | #define INFTL_LAST 0x80000000 | |
89 | ||
90 | #endif /* __MTD_INFTL_USER_H__ */ | |
91 | ||
92 |