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#!/bin/sh
# This script should be run before building the package every time a new
# kernel is released.
#
# You should pass the name of the modules directory for a 486 flavour
# kernel, as that has the most framebuffer modules.
#
# Also, obsolete modules should not be removed from the list until after
# at least one stable release.
set -e
if [ $# = 0 ]; then
MODULES_DIR=/lib/modules/$(uname -r)
else
MODULES_DIR="$1"
fi
BL='fbdev-blacklist.conf'
if [ -e extra/$BL ]; then cd extra; fi
{
printf "# This file blacklists most old-style PCI framebuffer drivers.\n\n"
find "$MODULES_DIR"/kernel/drivers/video -type f | sort | \
while read file; do
name="$(basename $file .ko)"
case $name in
lxfb)
# This is needed for text consoles on OLPC XO-1, and it used to be
# built-in anyway.
;;
viafb)
# Needed by OLPC XO-1.5.
;;
hyperv_fb)
# Needed for graphical support on Hyper-V platforms, see LP: #1359933.
;;
*)
/sbin/modinfo $file | grep -q '^alias: *pci:' \
&& echo blacklist $name || true
;;
esac
done
} > $BL.tmp
if diff --unified=0 $BL $BL.tmp; then
rm $BL.tmp
else
printf "\n\n\n$BL.tmp has changes!\n\n\n\n"
fi
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