Difference between revisions of "i.MX53 SODIMM PC Changing MAC Address"

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[[Category:i.MX53 SODIMM PC - Development kit]]
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[[Category:i.MX25 SODIMM PC - Development kit]]
 
<!-- -->
 
<!-- -->
MAC address (indicated on the label of the module) is written in E-Fuses for permanent identifying the module. This page shows a possibility of changing it using Barebox.
+
MAC address (indicated on the label of the module) is written in E-Fuses for permanently identifying the module. This page shows a possibility of changing it using Barebox.
  
 
== MAC address changing procedure ==
 
== MAC address changing procedure ==
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edit env/config
 
edit env/config
 
</syntaxhighlight>
 
</syntaxhighlight>
[[image:i.MX53_SODIMM_PC-Development_Kit-Editing_config.jpg|600px]]<br /><br />
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[[image:i.MX25_SODIMM_PC-Development_Kit-Editing_config.jpg|600px]]<br /><br />
  
 
Scroll down to the last line where the current MAC address is defined:<br />
 
Scroll down to the last line where the current MAC address is defined:<br />
[[image:i.MX53_SODIMM_PC-Development_Kit-Old_address.jpg|600px]]<br /><br />
+
[[image:i.MX25_SODIMM_PC-Development_Kit-Old_address.jpg|600px]]<br /><br />
  
 
Update the MAC address. To exit the editor and save the changes, press Ctrl + D:
 
Update the MAC address. To exit the editor and save the changes, press Ctrl + D:
 
<br />
 
<br />
[[image:i.MX53_SODIMM_PC-Development_Kit-New_address.jpg|600px]]<br /><br />
+
[[image:i.MX25_SODIMM_PC-Development_Kit-New_address.jpg|600px]]<br /><br />
  
 
Save the Barebox environment:
 
Save the Barebox environment:
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reset
 
reset
 
</syntaxhighlight>
 
</syntaxhighlight>
[[image:i.MX53_SODIMM_PC-Development_Kit-Saving_environment.jpg|600px]]<br /><br />
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[[image:i.MX25_SODIMM_PC-Development_Kit-Saving_environment.jpg|600px]]<br /><br />
  
 
To check if the new MAC address was saved, ''cat env/config'' can be used to view the configuration file. Alternatively DHCP negotiation process shows the actual MAC of the device:
 
To check if the new MAC address was saved, ''cat env/config'' can be used to view the configuration file. Alternatively DHCP negotiation process shows the actual MAC of the device:

Revision as of 23:04, 18 April 2021

MAC address (indicated on the label of the module) is written in E-Fuses for permanently identifying the module. This page shows a possibility of changing it using Barebox.

MAC address changing procedure

Stop autoboot and start editing the config file:

edit env/config

600px

Scroll down to the last line where the current MAC address is defined:
600px

Update the MAC address. To exit the editor and save the changes, press Ctrl + D:
600px

Save the Barebox environment:

saveenv
reset

600px

To check if the new MAC address was saved, cat env/config can be used to view the configuration file. Alternatively DHCP negotiation process shows the actual MAC of the device:

barebox@Voipac VMX53:/ dhcp