How to Dump Video BIOS (VBIOS)

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

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ID 772629

Date 4/12/2022

Version 1.0

Public

Visible to Intel only — GUID: GUID-E200D145-408B-4B54-AE80-279A10DF108B

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

Parent topic: Bugs and Debugging

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