Developer Reference

Intel® Graphics for Linux* - Programmer's Reference Manuals

ID 772629
Date 4/12/2022
Document Table of Contents

How to Dump Video BIOS (VBIOS)

These commands can be used to dump VBIOS into vbios.dump, so you can provide this info to help debugging.

  • echo 1 > /sys/devices/pci0000:00/0000:00:02.0/rom
  • cat /sys/devices/pci0000:00/0000:00:02.0/rom > vbios.dump
  • echo 0 > /sys/devices/pci0000:00/0000:00:02.0/rom

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