jmandawg

Agesa bios update breaks IOMMU VFIO gpu passthrough virtualization

Discussion created by jmandawg on Jul 24, 2019
Latest reply on Sep 26, 2019 by sss123next

Hi,

The latest Agesa update broke GPU VFIO IOMMU gpu passthrough virtualization.  It's been broken for 4 months or so and still no fix in sight.  After Agesa update we receive error: "Unknown PCI header type 127"  Can you give any ETA on this.  

 

The issue is documented here:

 

https://www.reddit.com/r/Amd/comments/bh3qqz/agesa_0072_pci_quirk/

 

https://www.reddit.com/r/VFIO/comments/c357kg/msi_x370_bios_update_breaks_gpu_passthrough/

 

https://www.reddit.com/r/VFIO/comments/c0hnmf/vfio_agesa_0072_survivor_wants_to_foolishly/

 

https://www.reddit.com/r/VFIO/comments/bvqxnt/psa_amd_agesa_1001_does_not_fix_the_pci/

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