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Avoid using lspci in qubes-gui-agent-pre.sh #245

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Merged
merged 1 commit into from
Sep 16, 2025
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Avoid using lspci in qubes-gui-agent-pre.sh #245

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11 changes: 8 additions & 3 deletions appvm-scripts/usr/lib/qubes/qubes-gui-agent-pre.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,12 @@ echo "GUI_OPTS=$gui_opts" >> /var/run/qubes-service-environment
echo 1073741824 > /sys/module/xen_gntalloc/parameters/limit

# unbind Xen VGA adapter from bochs
vga_adapter=$(lspci -nD | grep "1234:1111" | awk '{print $1}')
if [ -n "$vga_adapter" ] && [ -e /sys/bus/pci/drivers/bochs-drm/unbind ]; then
echo "$vga_adapter" > /sys/bus/pci/drivers/bochs-drm/unbind
driver=/sys/bus/pci/drivers/bochs-drm
if [ -e "$driver" ]; then
for dev in "$driver"/0000:*; do
[ -e "$dev" ] || continue
if [ "$(cat "$dev/vendor"):$(cat "$dev/device")" = "0x1234:0x1111" ]; then
echo "${dev##*/}" > "$driver/unbind"
fi
done
fi