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author | Stefan Roese <sr@denx.de> | 2007-04-12 14:06:54 +0200 |
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committer | Stefan Roese <sr@denx.de> | 2007-04-12 14:06:54 +0200 |
commit | e8aac8e7bfc7cfdef5780f8f1d4c85184f59a06f (patch) | |
tree | 1a1ad4bb5f527d162154accd2a3b950956df7aeb /include/fdt.h | |
parent | a65c5768e5537530bd1780af3d3fddc3113a163c (diff) | |
parent | 6c9ba919375db977aaad9146bf320c7afd07ae7a (diff) | |
download | u-boot-imx-e8aac8e7bfc7cfdef5780f8f1d4c85184f59a06f.zip u-boot-imx-e8aac8e7bfc7cfdef5780f8f1d4c85184f59a06f.tar.gz u-boot-imx-e8aac8e7bfc7cfdef5780f8f1d4c85184f59a06f.tar.bz2 |
Merge with git://www.denx.de/git/u-boot.git
Diffstat (limited to 'include/fdt.h')
-rw-r--r-- | include/fdt.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/include/fdt.h b/include/fdt.h new file mode 100644 index 0000000..48ccfd9 --- /dev/null +++ b/include/fdt.h @@ -0,0 +1,60 @@ +#ifndef _FDT_H +#define _FDT_H + +#ifndef __ASSEMBLY__ + +struct fdt_header { + uint32_t magic; /* magic word FDT_MAGIC */ + uint32_t totalsize; /* total size of DT block */ + uint32_t off_dt_struct; /* offset to structure */ + uint32_t off_dt_strings; /* offset to strings */ + uint32_t off_mem_rsvmap; /* offset to memory reserve map */ + uint32_t version; /* format version */ + uint32_t last_comp_version; /* last compatible version */ + + /* version 2 fields below */ + uint32_t boot_cpuid_phys; /* Which physical CPU id we're + booting on */ + /* version 3 fields below */ + uint32_t size_dt_strings; /* size of the strings block */ + + /* version 17 fields below */ + uint32_t size_dt_struct; /* size of the structure block */ +}; + +struct fdt_reserve_entry { + uint64_t address; + uint64_t size; +}; + +struct fdt_node_header { + uint32_t tag; + char name[0]; +}; + +struct fdt_property { + uint32_t tag; + uint32_t len; + uint32_t nameoff; + char data[0]; +}; + +#endif /* !__ASSEMBLY */ + +#define FDT_MAGIC 0xd00dfeed /* 4: version, 4: total size */ +#define FDT_TAGSIZE sizeof(uint32_t) + +#define FDT_BEGIN_NODE 0x1 /* Start node: full name */ +#define FDT_END_NODE 0x2 /* End node */ +#define FDT_PROP 0x3 /* Property: name off, + size, content */ +#define FDT_NOP 0x4 /* nop */ +#define FDT_END 0x9 + +#define FDT_V1_SIZE (7*sizeof(uint32_t)) +#define FDT_V2_SIZE (FDT_V1_SIZE + sizeof(uint32_t)) +#define FDT_V3_SIZE (FDT_V2_SIZE + sizeof(uint32_t)) +#define FDT_V16_SIZE FDT_V3_SIZE +#define FDT_V17_SIZE (FDT_V16_SIZE + sizeof(uint32_t)) + +#endif /* _FDT_H */ |