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Fix typo
[people/ms/u-boot.git] / include / fdt.h
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1#ifndef _FDT_H
2#define _FDT_H
3
4#ifndef __ASSEMBLY__
5
6struct fdt_header {
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7 fdt32_t magic; /* magic word FDT_MAGIC */
8 fdt32_t totalsize; /* total size of DT block */
9 fdt32_t off_dt_struct; /* offset to structure */
10 fdt32_t off_dt_strings; /* offset to strings */
11 fdt32_t off_mem_rsvmap; /* offset to memory reserve map */
12 fdt32_t version; /* format version */
13 fdt32_t last_comp_version; /* last compatible version */
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14
15 /* version 2 fields below */
71bbb3df 16 fdt32_t boot_cpuid_phys; /* Which physical CPU id we're
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17 booting on */
18 /* version 3 fields below */
71bbb3df 19 fdt32_t size_dt_strings; /* size of the strings block */
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20
21 /* version 17 fields below */
71bbb3df 22 fdt32_t size_dt_struct; /* size of the structure block */
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23};
24
25struct fdt_reserve_entry {
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26 fdt64_t address;
27 fdt64_t size;
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28};
29
30struct fdt_node_header {
71bbb3df 31 fdt32_t tag;
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32 char name[0];
33};
34
35struct fdt_property {
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36 fdt32_t tag;
37 fdt32_t len;
38 fdt32_t nameoff;
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39 char data[0];
40};
41
42#endif /* !__ASSEMBLY */
43
a5f601fd 44#define FDT_MAGIC 0xd00dfeed /* 4: version, 4: total size */
71bbb3df 45#define FDT_TAGSIZE sizeof(fdt32_t)
7cd5da0f 46
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47#define FDT_BEGIN_NODE 0x1 /* Start node: full name */
48#define FDT_END_NODE 0x2 /* End node */
49#define FDT_PROP 0x3 /* Property: name off,
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50 size, content */
51#define FDT_NOP 0x4 /* nop */
52#define FDT_END 0x9
53
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54#define FDT_V1_SIZE (7*sizeof(fdt32_t))
55#define FDT_V2_SIZE (FDT_V1_SIZE + sizeof(fdt32_t))
56#define FDT_V3_SIZE (FDT_V2_SIZE + sizeof(fdt32_t))
7cd5da0f 57#define FDT_V16_SIZE FDT_V3_SIZE
71bbb3df 58#define FDT_V17_SIZE (FDT_V16_SIZE + sizeof(fdt32_t))
7cd5da0f 59
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60/* adding a ramdisk needs 0x44 bytes in version 2008.10 */
61#define FDT_RAMDISK_OVERHEAD 0x80
7cd5da0f 62#endif /* _FDT_H */