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1 | /** @file\r | |
2 | *\r | |
3 | * Copyright (c) 2011-2012, ARM Limited. All rights reserved.\r | |
4 | * \r | |
5 | * This program and the accompanying materials \r | |
6 | * are licensed and made available under the terms and conditions of the BSD License \r | |
7 | * which accompanies this distribution. The full text of the license may be found at \r | |
8 | * http://opensource.org/licenses/bsd-license.php \r | |
9 | *\r | |
10 | * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
11 | * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
12 | *\r | |
13 | **/\r | |
14 | \r | |
15 | #ifndef _FDT_H\r | |
16 | #define _FDT_H\r | |
17 | \r | |
18 | #ifndef __ASSEMBLY__\r | |
19 | \r | |
20 | struct fdt_header {\r | |
21 | uint32_t magic; /* magic word FDT_MAGIC */\r | |
22 | uint32_t totalsize; /* total size of DT block */\r | |
23 | uint32_t off_dt_struct; /* offset to structure */\r | |
24 | uint32_t off_dt_strings; /* offset to strings */\r | |
25 | uint32_t off_mem_rsvmap; /* offset to memory reserve map */\r | |
26 | uint32_t version; /* format version */\r | |
27 | uint32_t last_comp_version; /* last compatible version */\r | |
28 | \r | |
29 | /* version 2 fields below */\r | |
30 | uint32_t boot_cpuid_phys; /* Which physical CPU id we're\r | |
31 | booting on */\r | |
32 | /* version 3 fields below */\r | |
33 | uint32_t size_dt_strings; /* size of the strings block */\r | |
34 | \r | |
35 | /* version 17 fields below */\r | |
36 | uint32_t size_dt_struct; /* size of the structure block */\r | |
37 | };\r | |
38 | \r | |
39 | struct fdt_reserve_entry {\r | |
40 | uint64_t address;\r | |
41 | uint64_t size;\r | |
42 | };\r | |
43 | \r | |
44 | struct fdt_node_header {\r | |
45 | uint32_t tag;\r | |
46 | char name[0];\r | |
47 | };\r | |
48 | \r | |
49 | struct fdt_property {\r | |
50 | uint32_t tag;\r | |
51 | uint32_t len;\r | |
52 | uint32_t nameoff;\r | |
53 | char data[0];\r | |
54 | };\r | |
55 | \r | |
56 | #endif /* !__ASSEMBLY */\r | |
57 | \r | |
58 | #define FDT_MAGIC 0xd00dfeed /* 4: version, 4: total size */\r | |
59 | #define FDT_TAGSIZE sizeof(uint32_t)\r | |
60 | \r | |
61 | #define FDT_BEGIN_NODE 0x1 /* Start node: full name */\r | |
62 | #define FDT_END_NODE 0x2 /* End node */\r | |
63 | #define FDT_PROP 0x3 /* Property: name off,\r | |
64 | size, content */\r | |
65 | #define FDT_NOP 0x4 /* nop */\r | |
66 | #define FDT_END 0x9\r | |
67 | \r | |
68 | #define FDT_V1_SIZE (7*sizeof(uint32_t))\r | |
69 | #define FDT_V2_SIZE (FDT_V1_SIZE + sizeof(uint32_t))\r | |
70 | #define FDT_V3_SIZE (FDT_V2_SIZE + sizeof(uint32_t))\r | |
71 | #define FDT_V16_SIZE FDT_V3_SIZE\r | |
72 | #define FDT_V17_SIZE (FDT_V16_SIZE + sizeof(uint32_t))\r | |
73 | \r | |
74 | #endif /* _FDT_H */\r |