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Force BIOS across our images that can support GPUs #94

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Merged
azahmd merged 1 commit into from
Jan 15, 2026
Merged

Force BIOS across our images that can support GPUs #94

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10 changes: 8 additions & 2 deletions os_builders/build.pkr.hcl
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Original file line number Diff line number Diff line change
Expand Up @@ -25,11 +25,17 @@ source "openstack" "builder" {
metadata = {
"hw_machine_type" : "q35",
"hw_disk_bus" : "scsi",
"hw_firmware_type" : "uefi",
"hw_qemu_guest_agent" : "yes",
"hw_scsi_model" : "virtio-scsi",
"hw_vif_multiqueue_enabled" : "true",
"os_require_quiesce" : "yes"
"os_require_quiesce" : "yes",
# This must be set to BIOS to avoid problems where NVIDIA drivers expect BAR support
# (as we are in EFI mode) but our host HVs are still in BIOS mode.
# "NVRM: This PCI I/O region assigned to your NVIDIA device is invalid:"
# "NVRM: BAR0 is 0M @ 0x0", where the BAR offered is a 0MB region so obviously invalid.
# Once we're RL9 + EFI + Above 4GB decoding everywhere we can enable EFI which gives
# some perf benefits for GPU passthrough where REBAR can be used
"hw_firmware_type" : "bios"
}
}

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