skittlebrau , 4 months ago There’s no need for adding all of those flags to your kernel command line - just the ones below will do the job: intel_iommu=on iommu=pt video=efifb:off modprobe.blacklist=snd_hda_intel,snd_hda_codec_hdmi,i915 OP just needs to be aware that turning off the EFI framebuffer as above will result in no video output for the Proxmox host. If you need further IOMMU group separation and your motherboard doesn’t support ACS, then you can add: pcie_acs_override=downstream If you run into problems with booting Proxmox, then you can simply remove the lines above at boot and then troubleshoot after.
There’s no need for adding all of those flags to your kernel command line - just the ones below will do the job:
intel_iommu=on iommu=pt video=efifb:off modprobe.blacklist=snd_hda_intel,snd_hda_codec_hdmi,i915
OP just needs to be aware that turning off the EFI framebuffer as above will result in no video output for the Proxmox host.
If you need further IOMMU group separation and your motherboard doesn’t support ACS, then you can add:
pcie_acs_override=downstream
If you run into problems with booting Proxmox, then you can simply remove the lines above at boot and then troubleshoot after.