4 * libfdt - Flat Device Tree manipulation
5 * Copyright (C) 2006 David Gibson, IBM Corporation.
6 * Copyright 2012 Kim Phillips, Freescale Semiconductor.
8 * SPDX-License-Identifier: GPL-2.0+ BSD-2-Clause
14 fdt32_t magic; /* magic word FDT_MAGIC */
15 fdt32_t totalsize; /* total size of DT block */
16 fdt32_t off_dt_struct; /* offset to structure */
17 fdt32_t off_dt_strings; /* offset to strings */
18 fdt32_t off_mem_rsvmap; /* offset to memory reserve map */
19 fdt32_t version; /* format version */
20 fdt32_t last_comp_version; /* last compatible version */
22 /* version 2 fields below */
23 fdt32_t boot_cpuid_phys; /* Which physical CPU id we're
25 /* version 3 fields below */
26 fdt32_t size_dt_strings; /* size of the strings block */
28 /* version 17 fields below */
29 fdt32_t size_dt_struct; /* size of the structure block */
32 struct fdt_reserve_entry {
37 struct fdt_node_header {
49 #endif /* !__ASSEMBLY */
51 #define FDT_MAGIC 0xd00dfeed /* 4: version, 4: total size */
52 #define FDT_TAGSIZE sizeof(fdt32_t)
54 #define FDT_BEGIN_NODE 0x1 /* Start node: full name */
55 #define FDT_END_NODE 0x2 /* End node */
56 #define FDT_PROP 0x3 /* Property: name off,
58 #define FDT_NOP 0x4 /* nop */
61 #define FDT_V1_SIZE (7*sizeof(fdt32_t))
62 #define FDT_V2_SIZE (FDT_V1_SIZE + sizeof(fdt32_t))
63 #define FDT_V3_SIZE (FDT_V2_SIZE + sizeof(fdt32_t))
64 #define FDT_V16_SIZE FDT_V3_SIZE
65 #define FDT_V17_SIZE (FDT_V16_SIZE + sizeof(fdt32_t))