Of the device tree binary format endianness on little-endian platform
Jon Loeliger
jdl at freescale.com
Thu Feb 19 05:45:29 EST 2009
Mitch Bradley wrote:
>
> I can't speak for flattened device trees specifically, but IEEE1275
> (Open Firmware) specifies that integers are encoded in property values
> in big-endian byte order. The model is serialization/deserialization,
> rather than overlaying a C struct on top of the data.
The FDT adopted the same big-endian serialize/deserialize approach.
To be honest, I don't know what motivated the big-endian choice
(Network order, PPC, 1275, One True Format, etc.) Doesn't matter.
jdl
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