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-rwxr-xr-xdebian/scripts/misc/kernelconfig170
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