Developer Reference

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

ID 772629
Date 4/12/2022
Public
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