You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
307 lines
8.6 KiB
307 lines
8.6 KiB
# --- SDE-COPYRIGHT-NOTE-BEGIN --- |
|
# This copyright note is auto-generated by ./scripts/Create-CopyPatch. |
|
# |
|
# Filename: package/.../linux26/linux-conf.in |
|
# Copyright (C) 2006 - 2008 The OpenSDE Project |
|
# Copyright (C) 2004 - 2006 The T2 SDE Project |
|
# Copyright (C) 1998 - 2003 Clifford Wolf |
|
# |
|
# More information can be found in the files COPYING and README. |
|
# |
|
# This program is free software; you can redistribute it and/or modify |
|
# it under the terms of the GNU General Public License as published by |
|
# the Free Software Foundation; version 2 of the License. A copy of the |
|
# GNU General Public License can be found in the file COPYING. |
|
# --- SDE-COPYRIGHT-NOTE-END --- |
|
|
|
treever=$(echo $ver | cut -d. -f1-2 | tr -d .) |
|
|
|
lx_ver=0 |
|
for x in $(echo "$ver" | cut -d. -f1-3 | tr '.' ' '); do |
|
lx_ver=$( expr $lx_ver \* 1000 + $x ) |
|
done |
|
|
|
[ "$lx_cpu" ] || |
|
# powerpc and mips share the same arch for 32/64, maybe more follow |
|
lx_cpu=`echo $arch | arch2uname | sed -e s/ppc.*/powerpc/ -e s/mips64/mips/` |
|
|
|
lx_extraversion= |
|
lx_kernelrelease= |
|
lx_customconf="$base/config/$config/linux.cfg" |
|
|
|
# $lx_mergedarch is 1 if the kernel has x86 and x86_64 arches merged |
|
lx_mergedarch= |
|
if [ $lx_ver -ge 2006024 ]; then |
|
lx_mergedarch=1 |
|
fi |
|
# $lx_confmerge list of config snaps gets merged to .config.3 on auto_config() |
|
# |
|
lx_confmerge= |
|
for x in $base/config/$config/linux.cfg \ |
|
$( get_expanded $base/target/%/kernel${treever}.conf `get_reverted $targetchain` ) \ |
|
$( get_expanded $base/target/%/kernel.conf `get_reverted $targetchain` ); do |
|
if [ -f "$x" ]; then |
|
var_append lx_confmerge ' ' "$x" |
|
fi |
|
done |
|
|
|
# $lx_confscripts list of scripts to alter .config.2 generating .config.3 on auto_config() |
|
lx_confscripts= |
|
for x in $base/target/$target/kernel$treever.conf.sh \ |
|
$base/target/$target/kernel.conf.sh ; do |
|
if [ -f "$x" ]; then |
|
var_append lx_confscripts ' ' "$x" |
|
break |
|
fi |
|
done |
|
|
|
# inject a possible pre-/ post-release patch |
|
# we filter out .tar`s to avoid trouble with the linuxsh kernel drop-in trees |
|
var_insert patchfiles " " "`match_source_file patch-.* | grep -v '\.tar\.'`" |
|
|
|
#makeopt=`echo $makeopt | sed -n 's/.*\(-j[^ ]*\).*/\1/p'` |
|
makeopt= |
|
# we need +1 to really saturate the CPUs during the kernel build |
|
[ $SDECFG_PARALLEL_MAX -gt 1 ] && |
|
var_append makeopt ' ' -j$(( $SDECFG_PARALLEL_MAX + 1 )) |
|
|
|
var_append makeopt ' ' "ARCH=$lx_cpu CROSS_COMPILE=$archprefix KCC=$KCC" |
|
makeinstopt="$makeopt" |
|
|
|
auto_config_merge() { |
|
local rules="$1" tag= |
|
echo " merging: '$rules'" >&2 |
|
tag="$(sed '/CONFIG_/ ! d; s,.*CONFIG_\([^ =]*\).*,\1,' \ |
|
"$rules" | tr '\n' '|')" |
|
egrep -v "\bCONFIG_($tag)\b" < .config |
|
sed 's,\(CONFIG_.*\)=n,# \1 is not set,' "$rules" |
|
} |
|
|
|
auto_config() { |
|
local x= loop= |
|
# get defconfig (.config.0) |
|
# |
|
echo "Creating linux default config" |
|
case "$SDECFG_PKG_LINUX_CONFIG_STYLE" in |
|
none) |
|
abort "auto_config: shouldn't reach this point." |
|
;; |
|
defconfig|nomodules) |
|
eval $MAKE $makeopt defconfig |
|
;; |
|
allmodules) |
|
eval $MAKE $makeopt allmodconfig |
|
;; |
|
esac |
|
cp .config{,.0} |
|
# architecture specific configuration (will be merged) |
|
x=$( ls -1 $base/package/*/linux26/arch/config.$arch.sh 2> /dev/null | head -n 1) |
|
if [ -f "$x" ]; then |
|
sh "$x" "$lx_ver" > .config.$arch |
|
else |
|
echo_warning "No config scripts found for this architecture ($arch)." |
|
echo > .config.$arch |
|
fi |
|
|
|
if [ -s .config.$arch ]; then |
|
# apply $arch specific rules |
|
# |
|
for loop in 1 2; do |
|
auto_config_merge .config.$arch > .config.1.$loop.0 |
|
cp .config{.1.$loop.0,} |
|
|
|
# create a valid .config |
|
# |
|
yes '' | eval $MAKE $makeopt oldconfig > /dev/null ; cp .config{,.1.$loop} |
|
done |
|
|
|
fi |
|
|
|
# all modules needs to be first so modules can be disabled by i.e. |
|
# the targets later |
|
echo "Enabling all modules ..." |
|
yes '' | eval $MAKE $makeopt no2modconfig > /dev/null ; cp .config{,.2} |
|
|
|
# for "safety" we will apply the config twice, so hidden options have time |
|
# to appear |
|
# |
|
for loop in 1 2; do |
|
# call scripts to tweak the config file |
|
# |
|
for x in $lx_confscripts ; do |
|
echo " running: $x" |
|
sh $x .config |
|
done |
|
cp .config{,.3.$loop} |
|
|
|
# merge various text/plain config files |
|
# |
|
for x in $lx_confmerge; do |
|
if [ -f $x ] ; then |
|
auto_config_merge "$x" > .config.4.$loop |
|
cp .config{.4.$loop,} |
|
else |
|
echo_warning "Can't find '${x#$base/}' for merging." |
|
fi |
|
done |
|
|
|
# create a valid .config |
|
# |
|
yes '' | eval $MAKE $makeopt oldconfig > /dev/null ; cp .config{,.5.$loop} |
|
done |
|
|
|
# last disable broken stuff |
|
# |
|
rm -f /tmp/$$.sed |
|
list="CONFIG_THIS_DOES_NOT_EXIST" |
|
for x in $pkg_linux_brokenfiles ; do |
|
if [ -f "$x" ] ; then |
|
echo "Disable broken file: $x" |
|
list="$list `tr ' ' '\t' < $x | cut -f1 | grep '^CONFIG_'`" |
|
fi |
|
done |
|
for x in $list ; do |
|
echo "s,^$x=.\$,# $x is not set,;" >> /tmp/$$.sed |
|
done |
|
sed -f /tmp/$$.sed < .config > .config.6 |
|
rm -f /tmp/$$.sed |
|
cp .config{.6,} |
|
|
|
# create a valid .config (dependencies might need to be disabled) |
|
yes '' | eval $MAKE $makeopt oldconfig > /dev/null |
|
|
|
# save final config (with modules) |
|
cp .config{,_modules} |
|
|
|
echo "Creating config without modules ...." |
|
sed "s,\(CONFIG_.*\)=m,# \1 is not set," .config > .config_new |
|
mv .config_new .config |
|
# create a valid .config (dependencies might need to be disabled) |
|
yes '' | eval $MAKE $makeopt oldconfig > /dev/null |
|
mv .config .config_nomods |
|
|
|
# which .config to use? |
|
if [ "$SDECFG_PKG_LINUX_CONFIG_STYLE" != "nomodules" ] ; then |
|
cp .config{_modules,} |
|
else |
|
cp .config{_nomods,} |
|
fi |
|
} |
|
|
|
lx_grabextraversion () { |
|
local ev |
|
ev=$( sed -n -e 's,^[ \t]*EXTRAVERSION[ \t]*=[ \t]*\([^ \t]*\),\1,p' Makefile | tail -n 1 ) |
|
if [ "$ev" ]; then |
|
lx_extraversion="${lx_extraversion}${ev}" |
|
# keep intact but commented since the second EXTRAVERSION |
|
# definition, and clean the first. |
|
sed -i -e 's,^\([ \t]*EXTRAVERSION[ \t]*=.*\),#\1,g' \ |
|
-e 's,^#\(EXTRAVERSION =\).*,\1,' Makefile |
|
fi |
|
} |
|
lx_injectextraversion () { |
|
local version_header=linux/version.h |
|
local rerun= |
|
|
|
if [ -f include/linux/utsrelease.h ]; then |
|
version_header=linux/utsrelease.h |
|
fi |
|
|
|
# inject final EXTRAVERSION into Makefile |
|
sed -i -e "s,^\([ \t]*EXTRAVERSION[ \t]*\)=.*,\1= ${lx_extraversion},g" Makefile |
|
|
|
# update version.h - we only do this, because some other freaky |
|
# projects like rsbac change EXTRAVERSION in other Makefiles ... |
|
eval $MAKE $makeopt include/$version_header | grep -q "is up to date" && rerun=1 |
|
if [ "$rerun" ] ; then |
|
echo "WARNING: Your system's timer resolution is too low ..." |
|
sleep 1 ; touch Makefile |
|
eval $MAKE $makeopt include/$version_header |
|
fi |
|
|
|
# get kernel_release |
|
rerun=1 |
|
while true; do |
|
lx_kernelrelease="$( echo -e "#include <$version_header>\nUTS_RELEASE" | |
|
gcc -E -I./include - | tail -n 1 | cut -d '"' -f 2 )" |
|
if [ -z "$lx_kernelrelease" -a "$rerun" ]; then |
|
$MAKE $makeopt .kernelrelease include/$version_header |
|
rerun= ; continue |
|
fi |
|
break |
|
done |
|
|
|
[ $lx_kernelrelease ] || abort "Could not grab final kernel version!" |
|
} |
|
|
|
lx_filter_patch () |
|
{ |
|
pref=`sed -n '/^-EXTRAVERSION =/ { |
|
s/^-EXTRAVERSION =//p |
|
q }' $1` |
|
sed -e "s/^-EXTRAVERSION =.*/-EXTRAVERSION =/" \ |
|
-e "s/^+EXTRAVERSION = *$pref/+EXTRAVERSION = /" $1 |
|
} |
|
|
|
lx_patch () |
|
{ |
|
echo "Generic linux patching ..." |
|
|
|
# grab extraversion from vanilla |
|
lx_grabextraversion |
|
|
|
hook_eval prepatch |
|
apply_patchfiles lx_grabextraversion lx_filter_patch |
|
hook_eval postpatch |
|
|
|
# some arches (sh64 at the time of writing) have a "defect" Makefile |
|
# and do not work without a .config ... |
|
touch .config |
|
|
|
echo "Redefining VERSION ..." |
|
lx_extraversion="${lx_extraversion}-dist" |
|
lx_injectextraversion |
|
echo "... linux source patching for ${lx_extraversion} finished." |
|
|
|
echo "Correcting user and permissions ..." |
|
chown -R root:root . ; chmod -R u=rwX,go=rX . |
|
|
|
if [ "$lx_kernelrelease" != "UTS_RELEASE" ]; then |
|
echo "Create symlinks and a few headers for <$lx_cpu> ... " |
|
eval $MAKE $makeopt include/asm |
|
fi |
|
|
|
echo "Clean up the *.orig and *~ files ... " |
|
rm -f .config.old |
|
find -name '*.orig' -o -name '*~' | xargs rm -f |
|
} |
|
|
|
lx_config() { |
|
echo "Generic linux configuration ..." |
|
hook_eval preconf |
|
if [ "$SDECFG_PKG_LINUX_CONFIG_STYLE" = none ] ; then |
|
echo "Using only ${lx_customconf#$base/}." |
|
cp -vf $lx_customconf .config |
|
eval $MAKE $makeopt oldconfig |
|
else |
|
echo "Automatically creating default configuration ...." |
|
auto_config |
|
fi |
|
|
|
if [ "$lx_kernelrelease" == "UTS_RELEASE" ]; then |
|
# we have to run make prepare |
|
eval $MAKE $makeopt prepare |
|
fi |
|
|
|
# regrab the version |
|
lx_injectextraversion |
|
|
|
[ "$lx_kernelrelease" != "UTS_RELEASE" ] || |
|
abort "Unable to detect kernel release version!" |
|
echo "... configuration of $lx_kernelrelease finished!" |
|
} |
|
|
|
pkg_linux_brokenfiles="$base/architecture/$arch/kernel$treever-disable.lst \ |
|
$base/package/*/linux$treever/disable-broken.lst \ |
|
$pkg_linux_brokenfiles" |
|
|
|
|