Accessing and storing production data

Some months ago, I found a manual on how to get serial number or the like from some memory. However, I cannot find this resource any longer.

What are our interests?

  • Provide U-Boot environment in memory such as QSPI EEPROM on SoM such as ROM-5721
  • Access it via Linux as well

Therefore, I remembered some lines in some manual indicating how to retrieve serial number or MAC address or similar via Linux or U-Boot, dunno exactly …

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Please have a look the BSP user guide.
Yocto Linux BSP Ver.A User Guide for iMX8 series -Yocto 3.0 - ESS-WIKI (advantech.com.tw)

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