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Firmware update

Following documentation describe process of Dasharo open-source firmware update.

OS booting

For simplicity we using network boot netboot.xyz from USB.

Boot system from USB:

  • From section Tools choose Utilities (64-bit)
  • Then from section netboot.xyz tools choose Kernel cmdline params
  • You should see prompt Enter kernel cmdline parameters
  • Type: iomem=relaxed and Enter
  • Use Esc to get back to netboot.xyz main menu
  • From section Distributions choose Live CDs, then Debian, Debian Live 11 (bullseye) and Debian 11 (Core)

NOTE: If trustworthiness of that solution is in question please note netboot.xyz can be self-hosted.

Get Dasharo

Download the Dell OptiPlex 7010/9010 Dasharo from release section or build from source.