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fix(just): fix configure-vfio recipe #2140

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merged 1 commit into from
Jan 11, 2025
+24 −25
Merged

fix(just): fix configure-vfio recipe #2140

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49 changes: 24 additions & 25 deletions just/bluefin-system.just
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Original file line number Diff line number Diff line change
Expand Up @@ -146,8 +146,8 @@ configure-vfio ACTION="":
This is only used for GPU passthrough of a secondary dGPU.
It will enable vfio and configure kvmfr for use with $(Urllink "https://looking-glass.io" "Looking Glass")
If you do not plan to use any of this then press ESC.
EOF
${bold}NOTE:${normal} Since this is a niche use case, support will be ${b}very limited${n}
EOF
OPTION=$(Choose \
"Enable VFIO drivers" \
"Disable VFIO drivers" \
Expand All @@ -156,32 +156,31 @@ configure-vfio ACTION="":
fi
if [[ "${OPTION,,}" =~ (^enable[[:space:]]vfio|vfio-on) ]]; then
echo "Enabling VFIO..."
VIRT_TEST=$(rpm-ostree kargs)
CPU_VENDOR=$(grep "vendor_id" "/proc/cpuinfo" | uniq | awk -F": " '{ print $2 }')
VENDOR_KARG="unset"
if [[ ${VIRT_TEST} == *kvm.report_ignored_msrs* ]]; then
echo 'add_drivers+=" vfio vfio_iommu_type1 vfio-pci "' | sudo tee /etc/dracut.conf.d/vfio.conf
rpm-ostree initramfs --enable
if [[ ${CPU_VENDOR} == "AuthenticAMD" ]]; then
VENDOR_KARG="amd_iommu=on"
elif [[ ${CPU_VENDOR} == "GenuineIntel" ]]; then
VENDOR_KARG="intel_iommu=on"
fi
if [[ ${VENDOR_KARG} == "unset" ]]; then
echo "Failed to get CPU vendor, exiting..."
exit 1
else
rpm-ostree kargs \
--append-if-missing="${VENDOR_KARG}" \
--append-if-missing="iommu=pt" \
--append-if-missing="rd.driver.pre=vfio_pci" \
--append-if-missing="vfio_pci.disable_vga=1"
echo "VFIO will be enabled on next boot, make sure you enable IOMMU, VT-d or AMD-v in your BIOS!"
echo "Please understand that since this is such a niche use case, support will be very limited!"
echo "To add your unused/second GPU device ids to the vfio driver by running"
echo 'rpm-ostree kargs --append-if-missing="vfio-pci.ids=xxxx:yyyy,xxxx:yyzz"'
echo "NOTE: Your second GPU will not be usable by the host after you do this!"
fi
echo 'add_drivers+=" vfio vfio_iommu_type1 vfio-pci "' | sudo tee /etc/dracut.conf.d/vfio.conf
rpm-ostree initramfs --enable
if [[ ${CPU_VENDOR} == "AuthenticAMD" ]]; then
VENDOR_KARG="amd_iommu=on"
elif [[ ${CPU_VENDOR} == "GenuineIntel" ]]; then
VENDOR_KARG="intel_iommu=on"
fi
if [[ ${VENDOR_KARG} == "unset" ]]; then
echo "Failed to get CPU vendor, exiting..."
exit 1
else
rpm-ostree kargs \
--append-if-missing="${VENDOR_KARG}" \
--append-if-missing="iommu=pt" \
--append-if-missing="rd.driver.pre=vfio_pci" \
--append-if-missing="vfio_pci.disable_vga=1" \
--append-if-missing="kvm.ignore_msrs=1" \
--append-if-missing="kvm.report_ignored_msrs=0"
echo "VFIO will be enabled on next boot, make sure you enable IOMMU, VT-d or AMD-v in your BIOS!"
echo "Please understand that since this is such a niche use case, support will be very limited!"
echo "To add your unused/second GPU device ids to the vfio driver by running"
echo 'rpm-ostree kargs --append-if-missing="vfio-pci.ids=xxxx:yyyy,xxxx:yyzz"'
echo "NOTE: Your second GPU will not be usable by the host after you do this!"
fi
elif [[ "${OPTION,,}" =~ (^disable[[:space:]]vfio|vfio-off) ]]; then
echo ""
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