android: integrate kernel5.15 [2/5]
PD#SWPL-80766
Problem:
need support android kernel build
Solution:
1. disable build initramfs, system_dlkm.img, vendor_dlkm.img, boot.img
2. support build initramfs, system_dlkm.img, vendor_dlkm.img, boot.img
3. disable extern driver copy build
4. disable auto add extra driver symbols
5. add 3 interface for android project build: MAKE_GOALS_ANDROID, FILES_ANDROID, EXT_MODULES_ANDROID
6. add BUILD_GKI_BOOT_IMG_GZ_SIZE
7. add KERNEL_BUILD_VAR_FILE to export some variables for file copy
8. disable build rootfs when android build
9. when android build, only copy kernel and common_drivers modules ko to dist/modules/
10. when android build, only set the kernel and common_drivers modules to modules.dep
11. strip modules which in dist/modules dist/ext_modules
12. optimize the compilation of external drivers, support the build of drivers
in the upper and upper directories of the kernel
Verify:
s4d
Change-Id: I0e79b15653ed1c01a5ce505fe868502ae2a8ec22
Signed-off-by: wanwei.jiang <wanwei.jiang@amlogic.com>
diff --git a/amlogic_utils.sh b/amlogic_utils.sh
index 434e9fe..918e513 100644
--- a/amlogic_utils.sh
+++ b/amlogic_utils.sh
@@ -58,41 +58,63 @@
echo GKI_EXT_MODULE_CONFIG=${GKI_EXT_MODULE_CONFIG}
echo GKI_EXT_MODULE_PREDEFINE=${GKI_EXT_MODULE_PREDEFINE}
- local flag=0
+ if [[ ${TOP_EXT_MODULE_COPY_BUILD} -eq "1" ]]; then
+ if [[ -d ${top_ext_drivers} ]]; then
+ rm -rf ${top_ext_drivers}
+ fi
+ mkdir -p ${top_ext_drivers}
+ fi
+
+ if [[ ${AUTO_ADD_EXT_SYMBOLS} -eq "1" ]]; then
+ extra_symbols="KBUILD_EXTRA_SYMBOLS +="
+ fi
ext_modules=
for ext_module in ${EXT_MODULES}; do
- ext_modules="${ext_modules} ${ext_module}"
+ module_abs_path=`readlink -e ${ext_module}`
+ module_rel_path=$(rel_path ${module_abs_path} ${ROOT_DIR})
+ if [[ ${TOP_EXT_MODULE_COPY_BUILD} -eq "1" ]]; then
+ if [[ `echo ${module_rel_path} | grep "\.\.\/"` ]]; then
+ cp -rf ${module_abs_path} ${top_ext_drivers}
+ module_rel_path=${top_ext_drivers}/${module_abs_path##*/}
+ fi
+ fi
+ ext_modules="${ext_modules} ${module_rel_path}"
done
- if [[ -d ${top_ext_drivers} ]]; then
- rm -rf ${top_ext_drivers}
- fi
- mkdir -p ${top_ext_drivers}
+
for ext_module_path in ${EXT_MODULES_PATH}; do
sed 's:#.*$::g' ${ROOT_DIR}/${ext_module_path} | sed '/^$/d' | sed 's/^[ ]*//' | sed 's/[ ]*$//' > ${temp_file}
- extra_symbols="KBUILD_EXTRA_SYMBOLS +="
while read LINE
do
module_abs_path=`readlink -e ${LINE}`
module_rel_path=$(rel_path ${module_abs_path} ${ROOT_DIR})
- if [[ `echo ${module_rel_path} | grep "\.\."` ]]; then
- cp -rf ${module_abs_path} ${top_ext_drivers}
- module_rel_path=${top_ext_drivers}/${module_abs_path##*/}
+ if [[ ${TOP_EXT_MODULE_COPY_BUILD} -eq "1" ]]; then
+ if [[ `echo ${module_rel_path} | grep "\.\.\/"` ]]; then
+ cp -rf ${module_abs_path} ${top_ext_drivers}
+ module_rel_path=${top_ext_drivers}/${module_abs_path##*/}
+ fi
fi
ext_modules="${ext_modules} ${module_rel_path}"
- ext_mod_rel=$(rel_path ${module_rel_path} ${KERNEL_DIR})
- if [[ ${flag} -eq "1" ]]; then
- sed -i "/# auto add KBUILD_EXTRA_SYMBOLS start/,/# auto add KBUILD_EXTRA_SYMBOLS end/d" ${module_rel_path}/Makefile
- sed -i "2 i # auto add KBUILD_EXTRA_SYMBOLS end" ${module_rel_path}/Makefile
- sed -i "2 i ${extra_symbols}" ${module_rel_path}/Makefile
- sed -i "2 i # auto add KBUILD_EXTRA_SYMBOLS start" ${module_rel_path}/Makefile
- echo "${module_rel_path}/Makefile add: ${extra_symbols}"
- fi
- flag=1
- extra_symbols="${extra_symbols} ${ext_mod_rel}/Module.symvers"
done < ${temp_file}
done
EXT_MODULES=${ext_modules}
+
+ local flag=0
+ if [[ ${AUTO_ADD_EXT_SYMBOLS} -eq "1" ]]; then
+ for ext_module in ${EXT_MODULES}; do
+ ext_mod_rel=$(rel_path ${ext_module} ${KERNEL_DIR})
+ if [[ ${flag} -eq "1" ]]; then
+ sed -i "/# auto add KBUILD_EXTRA_SYMBOLS start/,/# auto add KBUILD_EXTRA_SYMBOLS end/d" ${ext_module}/Makefile
+ sed -i "2 i # auto add KBUILD_EXTRA_SYMBOLS end" ${ext_module}/Makefile
+ sed -i "2 i ${extra_symbols}" ${ext_module}/Makefile
+ sed -i "2 i # auto add KBUILD_EXTRA_SYMBOLS start" ${ext_module}/Makefile
+ echo "${ext_module}/Makefile add: ${extra_symbols}"
+ fi
+ extra_symbols="${extra_symbols} ${ext_mod_rel}/Module.symvers"
+ flag=1
+ done
+ fi
+
export EXT_MODULES
echo EXT_MODULES=${EXT_MODULES}
@@ -102,24 +124,16 @@
export -f prepare_module_build
function extra_cmds() {
- local temp_file=`mktemp /tmp/kernel.XXXXXXXXXXXX`
- local flag=0
+ if [[ ${AUTO_ADD_EXT_SYMBOLS} -eq "1" ]]; then
+ for ext_module in ${EXT_MODULES}; do
+ sed -i "/# auto add KBUILD_EXTRA_SYMBOLS start/,/# auto add KBUILD_EXTRA_SYMBOLS end/d" ${ext_module}/Makefile
+ done
+ fi
- for ext_module_path in ${EXT_MODULES_PATH}; do
- sed 's:#.*$::g' ${ROOT_DIR}/${ext_module_path} | sed '/^$/d' | sed 's/^[ ]*//' | sed 's/[ ]*$//' > ${temp_file}
- while read LINE
- do
- module_abs_path=`readlink -e ${LINE}`
- if [[ ${flag} -eq "1" ]]; then
- sed -i "/# auto add KBUILD_EXTRA_SYMBOLS start/,/# auto add KBUILD_EXTRA_SYMBOLS end/d" ${module_abs_path}/Makefile
- fi
- flag=1
- done < ${temp_file}
- done
-
- rm ${temp_file}
- if [[ -d ${top_ext_drivers} ]]; then
- rm -rf ${top_ext_drivers}
+ if [[ ${TOP_EXT_MODULE_COPY_BUILD} -eq "1" ]]; then
+ if [[ -d ${top_ext_drivers} ]]; then
+ rm -rf ${top_ext_drivers}
+ fi
fi
for FILE in ${FILES}; do
@@ -130,8 +144,23 @@
done
export MKDTIMG_DTBOS
+ set +x
modules_install
+ pushd ${DIST_DIR}
+ if [[ -n ${ANDROID_PROJECT} ]]; then
+ #modules_modules=`ls modules/*.ko`
+ ramdisk_modules=`ls modules/ramdisk/*.ko`
+ vendor_modules=`ls modules/vendor/*.ko`
+ ext_modules=`ls ext_modules/*.ko`
+ strip_modules=(${modules_modules[@]} ${ramdisk_modules[@]} ${vendor_modules[@]} ${ext_modules[@]})
+ for module in ${strip_modules[@]}; do
+ ${ROOT_DIR}/${CLANG_PREBUILT_BIN}/llvm-objcopy --strip-debug ${module}
+ done
+ fi
+ popd
+ set -x
+
local src_dir=$(echo ${MODULES_STAGING_DIR}/lib/modules/*)
pushd ${src_dir}
: > modules.order
@@ -139,16 +168,60 @@
do
find -name ${LINE} >> modules.order
done < ${DIST_DIR}/modules/modules.order
- sed -i 's/..//' modules.order
- for EXT_MOD in ${EXT_MODULES}; do
- ext_modules_order_file=$(ls extra/${EXT_MOD}/modules.order.*)
- : > ${ext_modules_order_file}
+ sed -i "s/^\.\///" modules.order
+ ext_modules=
+ for ext_module in ${EXT_MODULES}; do
+ if [[ ${ext_module} =~ "../" ]]; then
+ ext_module_old=${ext_module}
+ ext_module=${ext_module//\.\.\//}
+ ext_dir=$(dirname ${ext_module})
+ [[ -d extra/${ext_module} ]] && rm -rf extra/${ext_dir}
+ mkdir -p extra/${ext_dir}
+ cp -rf extra/${ext_module_old} extra/${ext_dir}
+
+ ext_modules_order_file=$(ls extra/${ext_module}/modules.order.*)
+ ext_dir_top=${ext_module%/*}
+ if [[ -n ${ANDROID_PROJECT} ]]; then
+ sed -i "/^${ext_dir_top}\//d" modules.order
+
+ sed -i "s/\.\.\///g" ${ext_modules_order_file}
+ else
+ sed -i "s/^${ext_dir_top}\//extra\/${ext_dir_top}\//" modules.order
+ : > ${ext_modules_order_file}
+ fi
+ else
+ ext_modules_order_file=$(ls extra/${ext_module}/modules.order.*)
+ ext_dir_top=${ext_module%/*}
+ if [[ -n ${ANDROID_PROJECT} ]]; then
+ sed -i "/^${ext_dir_top}\//d" modules.order
+ else
+ : > ${ext_modules_order_file}
+ fi
+ fi
+ ext_modules="${ext_modules} ${ext_module}"
done
+ EXT_MODULES=${ext_modules}
+ echo EXT_MODULES=${EXT_MODULES}
+ export EXT_MODULES
popd
if [[ -z ${ANDROID_PROJECT} ]]; then
FILES="$FILES `ls ${OUT_DIR}/${DTS_EXT_DIR}`"
fi
+
+ if [[ -f ${KERNEL_BUILD_VAR_FILE} ]]; then
+ : > ${KERNEL_BUILD_VAR_FILE}
+ echo "COMMON_OUT_DIR=${COMMON_OUT_DIR}" >> ${KERNEL_BUILD_VAR_FILE}
+ echo "OUT_DIR=${OUT_DIR}" >> ${KERNEL_BUILD_VAR_FILE}
+ echo "DIST_DIR=${DIST_DIR}" >> ${KERNEL_BUILD_VAR_FILE}
+ echo "MODULES_STAGING_DIR=${MODULES_STAGING_DIR}" >> ${KERNEL_BUILD_VAR_FILE}
+ echo "MODULES_PRIVATE_DIR=${MODULES_PRIVATE_DIR}" >> ${KERNEL_BUILD_VAR_FILE}
+ echo "INITRAMFS_STAGING_DIR=${INITRAMFS_STAGING_DIR}" >> ${KERNEL_BUILD_VAR_FILE}
+ echo "SYSTEM_DLKM_STAGING_DIR=${SYSTEM_DLKM_STAGING_DIR}" >> ${KERNEL_BUILD_VAR_FILE}
+ echo "VENDOR_DLKM_STAGING_DIR=${VENDOR_DLKM_STAGING_DIR}" >> ${KERNEL_BUILD_VAR_FILE}
+ echo "MKBOOTIMG_STAGING_DIR=${MKBOOTIMG_STAGING_DIR}" >> ${KERNEL_BUILD_VAR_FILE}
+ echo "KERNEL_DEVICETREE=${KERNEL_DEVICETREE}" >> ${KERNEL_BUILD_VAR_FILE}
+ fi
}
export -f extra_cmds
@@ -301,19 +374,34 @@
arg1=$1
pushd ${DIST_DIR}
- rm modules -rf
- mkdir modules
- local modules_list=$(find ${MODULES_STAGING_DIR}/lib/modules -type f -name "*.ko")
- #cp ${modules_list} modules
+ rm -rf modules ext_modules
+ mkdir modules ext_modules
+ popd
+
+ local MODULES_ROOT_DIR=$(echo ${MODULES_STAGING_DIR}/lib/modules/*)
+ pushd ${MODULES_ROOT_DIR}
+ local common_drivers=${COMMON_DRIVERS_DIR##*/}
+ local modules_list=$(find -type f -name "*.ko")
for module in ${modules_list}; do
- cp ${module} modules/
+ if [[ -n ${ANDROID_PROJECT} ]]; then # copy internal build modules
+ if [[ `echo ${module} | grep -E "\.\/kernel\/|\/${common_drivers}\/"` ]]; then
+ cp ${module} ${DIST_DIR}/modules/
+ else
+ cp ${module} ${DIST_DIR}/ext_modules/
+ fi
+ else # copy all modules, include external modules
+ cp ${module} ${DIST_DIR}/modules/
+ fi
done
- local stagin_module=$(echo ${MODULES_STAGING_DIR}/lib/modules/*)
- echo stagin_module=${stagin_module}
- cp ${stagin_module}/modules.dep modules
+ if [[ -n ${ANDROID_PROJECT} ]]; then # internal build modules
+ grep -E "^kernel\/|^${common_drivers}\/" modules.dep > ${DIST_DIR}/modules/modules.dep
+ else # all modules, include external modules
+ cp modules.dep ${DIST_DIR}/modules
+ fi
+ popd
- cd modules
+ pushd ${DIST_DIR}/modules
sed -i 's#[^ ]*/##g' modules.dep
adjust_sequence_modules_loading "${arg1[*]}"
@@ -354,7 +442,6 @@
echo "/modules/: all `wc -l modules.dep | awk '{print $1}'` modules."
rm __install.sh __install.sh.tmp modules.dep
- cd ../
popd
}
export -f modules_install