Configure mac Addresses in U-boot

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Configure mac Addresses in U-boot

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varunkjayan
Contributor II

how to configure MAC addresses in u-boot environment

for configuring the ethernet ports

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3 Replies

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r8070z
NXP Employee
NXP Employee

The U-boot also says for environment variable of the first/only ethernet:

  • ethaddr: Ethernet MAC address for first/only ethernet interface (= eth0 in Linux).
    This variable can be set only once (usually during manufacturing of the board). U-Boot refuses to delete or overwrite this variable once it has been set.
  • eth1addr: Ethernet MAC address for second ethernet interface (= eth1 in Linux).
  • ...
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sinanakman
Senior Contributor III

Hi Varun

e.g. :

=> setenv eth1addr xx:xx:xx:xx

=> saveenv

Change the number in eth1 according to the

interface number you are trying to set the mac

for.

Regards

Sinan Akman

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varunkjayan
Contributor II

thanx

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