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rootfs_overlay: add random persistend MAC address stored in UBoot env #7

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@j0ju j0ju commented Apr 28, 2023

rootfs_overlay: add random persistend MAC address stored in UBoot environment

This is useful for owners of multiple Turing Pi2 boards.

As long as updates are done with .swu files via the BMC web interface the MAC is psersistend.
Updating the whole flash by flashing the .img files this gets reset.

Joerg Jungermann added 3 commits April 28, 2023 22:32
…ironment

As long as updates are done with .swu files via the BMC web interface
the MAC is psersistend.
Updating the whole flash by flashing the .img files this gets reset.
…Cs from the private MAC space

x2-xx-xx-xx-xx-xx
x6-xx-xx-xx-xx-xx
xA-xx-xx-xx-xx-xx
xE-xx-xx-xx-xx-xx
Now we rely on the Uboot environment entirely.
Currenty it is not know if there is any MAC data somewhere persisted on
ROMs/EEPROMs/Flashes on the TuringPi2 board.
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j0ju commented Apr 29, 2023

Updated according to our discussions on Discord:

  • Use the "private" space of MACs
  • no more changes to /etc/network/interfaces needed. The MAC changes are now done for all interfaces of kind eth*

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