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nixpkgs/upstart-jobs/hardware-scan.nix

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{modprobe, doHardwareScan, kernelModules}:
{
name = "hardware-scan";
job = ''
start on udev
script
for i in ${toString kernelModules}; do
echo "Loading kernel module $i..."
${modprobe}/sbin/modprobe $i || true
done
if test -n "${toString doHardwareScan}" -a ! -e /var/run/safemode; then
# Try to load modules for all PCI and USB devices.
for i in /sys/bus/pci/devices/*/modalias /sys/bus/usb/devices/*/modalias; do
echo "Trying to load a module for $(basename $(dirname $i))..."
${modprobe}/sbin/modprobe $(cat $i) || true
echo ""
done
fi
end script
'';
}