diff options
Diffstat (limited to 'debian/scripts/misc/kernelconfig')
| -rwxr-xr-x | debian/scripts/misc/kernelconfig | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/debian/scripts/misc/kernelconfig b/debian/scripts/misc/kernelconfig new file mode 100755 index 00000000000..aa74e20c180 --- /dev/null +++ b/debian/scripts/misc/kernelconfig @@ -0,0 +1,170 @@ +#!/bin/bash + +. debian/debian.env + +# Script to merge all configs and run 'make silentoldconfig' on it to wade out bad juju. +# Then split the configs into distro-commmon and flavour-specific parts + +# We have to be in the top level kernel source directory +if [ ! -f MAINTAINERS ] || [ ! -f Makefile ]; then + echo "This does not appear to be the kernel source directory." 1>&2 + exit 1 +fi + +mode=${1:?"Usage: $0 [oldconfig|editconfig]"} +case "$mode" in + oldconfig) ;; # All is good + defaultconfig) ;; # All is good + editconfig) ;; # All is good + genconfig) ;; # All is good + *) echo "$0 called with invalid mode" 1>&2 + exit 1 ;; +esac +kerneldir="`pwd`" +confdir="$kerneldir/${DEBIAN}/config" +sharedconfdir="$kerneldir/debian.linaro/config" +variant="$2" + +. $DEBIAN/etc/kernelconfig + +bindir="`pwd`/${DROOT}/scripts/misc" +common_conf="$confdir/config.common.$family" +tmpdir=`mktemp -d` +mkdir "$tmpdir/CONFIGS" + +if [ "$mode" = "genconfig" ]; then + keep=1 + mode="oldconfig" + test -d CONFIGS || mkdir CONFIGS +fi + +for arch in $archs; do + rm -rf build + mkdir build + + # Map debian archs to kernel archs + case "$arch" in + amd64) kernarch="x86_64" ;; + lpia) kernarch="x86" ;; + sparc) kernarch="sparc64" ;; + armel) kernarch="arm" ;; + *) kernarch="$arch" ;; + esac + + archconfdir=$confdir/$arch + flavourconfigs=$(cd $archconfdir && ls config.flavour.*) + + # Merge configs + # We merge config.common.ubuntu + config.common.<arch> + + # config.flavour.<flavour> + + for config in $flavourconfigs; do + fullconf="$tmpdir/$arch-$config-full" + case $config in + *) + : >"$fullconf" + if [ -f $common_conf ]; then + cat $common_conf >> "$fullconf" + fi + if [ -f $archconfdir/config.common.$arch ]; then + cat $archconfdir/config.common.$arch >> "$fullconf" + fi + cat "$archconfdir/$config" >>"$fullconf" + if [ -f $confdir/OVERRIDES ]; then + cat $confdir/OVERRIDES >> "$fullconf" + fi + ;; + esac + done + + for config in $flavourconfigs; do + if [ -f $archconfdir/$config ]; then + fullconf="$tmpdir/$arch-$config-full" + cat "$fullconf" > build/.config + # Call oldconfig or menuconfig + case "$mode" in + oldconfig) + # Weed out incorrect config parameters + echo "* Run silentoldconfig on $arch/$config ..." + make O=`pwd`/build ARCH=$kernarch silentoldconfig ;; + defaultconfig) + # Weed out incorrect config parameters + echo "* Run oldconfig on $arch/$config ..." + make O=`pwd`/build ARCH=$kernarch oldconfig ;; + editconfig) + # Interactively edit config parameters + while : ; do + echo -n "Do you want to edit config: $arch/$config? [Y/n] " + read choice + + case "$choice" in + y* | Y* | "" ) + make O=`pwd`/build ARCH=$kernarch menuconfig + break ;; + n* | N* ) + break ;; + *) + echo "Entry not valid" + esac + done + ;; + *) # Bad! + exit 1 ;; + esac + cat build/.config > $archconfdir/$config + cat build/.config > "$tmpdir/CONFIGS/$arch-$config" + if [ "$keep" = "1" ]; then + cat build/.config > CONFIGS/$arch-$config + fi + else + echo "!! Config not found $archconfdir/$config..." + fi + done + + echo "Running splitconfig.pl for $arch" + echo + + # Can we make this more robust by avoiding $tmpdir completely? + # This approach was used for now because I didn't want to change + # splitconfig.pl + (cd $archconfdir; $bindir/splitconfig.pl; mv config.common \ + config.common.$arch; cp config.common.$arch $tmpdir) +done + +rm -f $common_conf + +# Now run splitconfig.pl on all the config.common.<arch> copied to +# $tmpdir +(cd $tmpdir; $bindir/splitconfig.pl) +( + cd $confdir; + rm -f *-full + grep -v 'is UNMERGABLE' <$tmpdir/config.common >$common_conf + for arch in $archs; do + grep -v 'is UNMERGABLE' <$tmpdir/config.common.$arch \ + >$arch/config.common.$arch + done +) + +echo "" +echo "Running config-check for all configurations ..." +echo "" +fail=0 +for arch in $archs; do + archconfdir=$confdir/$arch + flavourconfigs=$(cd $archconfdir && ls config.flavour.*) + for config in $flavourconfigs; do + if [ -f $archconfdir/$config ]; then + fullconf="$tmpdir/CONFIGS/$arch-$config" + "$bindir/../config-check" "$fullconf" "$arch" "$config" "$sharedconfdir" "0" || let "fail=$fail+1" + fi + done +done + +if [ "$fail" != 0 ]; then + echo "" + echo "*** ERROR: $fail config-check failures detected" + echo "" +fi + +rm -rf build |