uboot/doc/README.OFT
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Prefs
   1Open Firmware Flat Tree and usage.
   2----------------------------------
   3
   4As part of the ongoing cleanup of the Linux PPC trees, the preferred
   5way to pass bootloader and board setup information is the open
   6firmware flat tree.
   7
   8Please take a look at the following email discussion for some
   9background.
  10
  11  http://ozlabs.org/pipermail/linuxppc-dev/2005-August/019408.html
  12  http://ozlabs.org/pipermail/linuxppc-dev/2005-August/019362.html
  13
  14The generated tree is part static and part dynamic.
  15
  16There is a static part which is compiled in with DTC and a dynamic
  17part which is programmatically appended.
  18
  19You'll need a fairly recent DTC tool, which is available by git at
  20
  21  rsync://ozlabs.org/dtc/dtc.git
  22
  23The xxd binary dumper is needed too which I got from
  24
  25  ftp://ftp.uni-erlangen.de/pub/utilities/etc/xxd-1.10.tar.gz
  26
  27
  28Pantelis Antoniou, 13 Oct 2005
  29