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upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/doc/README.OFT

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Add documentation for Open Firmware Flat Tree and usage. Patch by Pantelis Antoniou, 13 Oct 2005
19 years ago
Open Firmware Flat Tree and usage.
----------------------------------
As part of the ongoing cleanup of the Linux PPC trees, the preferred
way to pass bootloader and board setup information is the open
firmware flat tree.
Code cleanup, especially MIPS for GCC 4.x
19 years ago
Please take a look at the following email discussion for some
Add documentation for Open Firmware Flat Tree and usage. Patch by Pantelis Antoniou, 13 Oct 2005
19 years ago
background.
http://ozlabs.org/pipermail/linuxppc-dev/2005-August/019408.html
http://ozlabs.org/pipermail/linuxppc-dev/2005-August/019362.html
The generated tree is part static and part dynamic.
There is a static part which is compiled in with DTC and a dynamic
part which is programmatically appended.
You'll need a fairly recent DTC tool, which is available by git at
rsync://ozlabs.org/dtc/dtc.git
The xxd binary dumper is needed too which I got from
ftp://ftp.uni-erlangen.de/pub/utilities/etc/xxd-1.10.tar.gz
Pantelis Antoniou, 13 Oct 2005