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c9c2a0a8be
Any shell scripts that have been modified for Unraid should have the correct `#!/bin/bash` shebang to aid with linting.
49 lines
1.4 KiB
Bash
Executable File
49 lines
1.4 KiB
Bash
Executable File
#!/bin/bash
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# limetech - wrapper for Andre Ritchter's vfio-bind script:
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# https://github.com/andre-richter/vfio-pci-bind/blob/master/vfio-pci-bind.sh
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# additional changes by ljm42
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#
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# Invoked early in startup before any devices are bound.
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# Devices are specified in /boot/config/vfio-pci.cfg:
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# BIND=<Vendor:Device>|<Domain:Bus:Device.Function> <Vendor:Device>|<Domain:Bus:Device.Function>
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#
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# Order does not matter. If both are provided, must be separated by "|".
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# Multiple entries must be separated by space.
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#
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# Invoke script for each device referenced via /boot/config/vfio-pci.cfg
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# Accept string enclosed in quotes or not
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CFG=/boot/config/vfio-pci.cfg
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[[ ! -f "$CFG" ]] && exit
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grep -q "^BIND=" "$CFG" || exit
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echo "Loading config from $CFG"
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cat $CFG
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echo "---"
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if [[ ! "$(ls -A /sys/kernel/iommu_groups/)" ]]; then
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echo "Error: IOMMU not available"
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exit 1
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fi
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while IFS='=' read -r name value
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do
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[[ ! -z "$value" ]] && declare "${name}"="${value//\"}"
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done <<< $(/usr/bin/fromdos < $CFG)
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[[ -z "$BIND" ]] && exit
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for PARAM in $BIND
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do
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while IFS='|' read -r arg1 arg2
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do
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echo "Processing $arg1 $arg2"
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/usr/local/sbin/vfio-pci-bind.sh $arg1 $arg2
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echo "---"
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done <<< $PARAM
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done
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echo 'Devices listed in /sys/bus/pci/drivers/vfio-pci:'
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ls -l /sys/bus/pci/drivers/vfio-pci | egrep [[:xdigit:]]{4}:
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echo "vfio-pci binding complete"
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