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Commit 3de4bf65 authored by Raghavendra Rao Ananta's avatar Raghavendra Rao Ananta
Browse files

scripts: gki: Add GKI support 



Add scripts to enable a build system to compile GKI
based kernels. Specifically, the scripts allows the
build systems to build a particular variant of defconfig
and a menuconfig interface to edit fragments.

Change-Id: I26399ce1911f9484650bb9ee4658c4043c5c556c
Signed-off-by: default avatarRaghavendra Rao Ananta <rananta@codeaurora.org>
parent e8c50653

scripts/gki/envsetup.sh

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#!/bin/bash

# SPDX-License-Identifier: GPL-2.0-only

# Copyright (c) 2019, The Linux Foundation. All rights reserved.



SCRIPT_DIR=$(readlink -f $(dirname $0)/)

cd ${SCRIPT_DIR}

cd ../../

KERN_SRC=`pwd`



: ${ARCH:=arm64}

: ${CROSS_COMPILE:=aarch64-linux-gnu-}

: ${REAL_CC:=clang}

: ${KERN_OUT:=}



CONFIGS_DIR=${KERN_SRC}/arch/${ARCH}/configs/vendor



PLATFORM_NAME=$1



BASE_DEFCONFIG=${KERN_SRC}/arch/${ARCH}/configs/gki_defconfig



# Fragements that are available for the platform

QCOM_GKI_FRAG=${CONFIGS_DIR}/${PLATFORM_NAME}_GKI.config

QCOM_QGKI_FRAG=${CONFIGS_DIR}/${PLATFORM_NAME}_QGKI.config

QCOM_DEBUG_FRAG=${CONFIGS_DIR}/${PLATFORM_NAME}_debug.config



export ARCH CROSS_COMPILE REAL_CC KERN_SRC KERN_OUT CONFIGS_DIR BASE_DEFCONFIG \

	QCOM_GKI_FRAG QCOM_QGKI_FRAG QCOM_DEBUG_FRAG

scripts/gki/fragment_allyesconfig.sh

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#!/bin/bash

# SPDX-License-Identifier: GPL-2.0-only

# Copyright (c) 2019, The Linux Foundation. All rights reserved.



# Script to convert all the =m CONFIGs to =y



usage() {

	echo "Usage: $0 <input_fragment_path> <output_fragment_path>"

	echo "For example $0 arch/arm64/configs/lahaina_GKI.config arch/arm64/configs/lahaina_GKI_allyes.config"

	echo "Note: The output fragment file will be created or overwritten if already exists"

	exit 1

}



if [ "$#" -ne 2 ]; then

	echo "Error: Invalid number of arguments"

	usage

fi



INPUT_FRAG=$1

OUTPUT_FRAG=$2



sed 's/=m$/=y/g' ${INPUT_FRAG} > ${OUTPUT_FRAG}

scripts/gki/fragment_menuconfig.sh

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#!/bin/bash

# SPDX-License-Identifier: GPL-2.0-only

# Copyright (c) 2019, The Linux Foundation. All rights reserved.



# Script to edit the kconfig fragments through menuconfig



usage() {

	echo "Usage: $0 <platform_defconfig_variant>"

	echo "Variants: <platform>-gki_defconfig, <platform>-qgki_defconfig, and <platform>-qgki-debug_defconfig"

	echo "Example: $0 lahaina-gki_defconfig"

	exit 1

}



if [ -z "$1" ]; then

	echo "Error: Failed to pass input argument"

	usage

fi



SCRIPTS_ROOT=$(readlink -f $(dirname $0)/)



PLATFORM_NAME=`echo $1 | sed -r "s/(-gki_defconfig|-qgki_defconfig|-qgki-debug_defconfig)$//"`



PLATFORM_NAME=`echo $PLATFORM_NAME | sed "s/vendor\///g"`



# We should be in the kernel root after the envsetup

source ${SCRIPTS_ROOT}/envsetup.sh $PLATFORM_NAME



# Allyes fragment temporarily created on GKI config fragment

QCOM_GKI_ALLYES_FRAG=${CONFIGS_DIR}/${PLATFORM_NAME}_ALLYES_GKI.config



if [ ! -f "${QCOM_GKI_FRAG}" ]; then

	echo "Error: Invalid input"

	usage

fi



REQUIRED_DEFCONFIG=`echo $1 | sed "s/vendor\///g"`



FINAL_DEFCONFIG_BLEND=""



case "$REQUIRED_DEFCONFIG" in

	${PLATFORM_NAME}-qgki-debug_defconfig )

		FINAL_DEFCONFIG_BLEND+=" $QCOM_DEBUG_FRAG"

		;&	# Intentional fallthrough

	${PLATFORM_NAME}-qgki_defconfig )

		FINAL_DEFCONFIG_BLEND+=" $QCOM_QGKI_FRAG"

		${SCRIPTS_ROOT}/fragment_allyesconfig.sh $QCOM_GKI_FRAG $QCOM_GKI_ALLYES_FRAG

		FINAL_DEFCONFIG_BLEND+=" $QCOM_GKI_ALLYES_FRAG "

		;;

	${PLATFORM_NAME}-gki_defconfig )

		FINAL_DEFCONFIG_BLEND+=" $QCOM_GKI_FRAG "

		;&

esac



FINAL_DEFCONFIG_BLEND+=${BASE_DEFCONFIG}



# Reverse the order of the configs for the override to work properly

# Correct order is base_defconfig GKI.config QGKI.config debug.config

FINAL_DEFCONFIG_BLEND=`echo "${FINAL_DEFCONFIG_BLEND}" | awk '{ for (i=NF; i>1; i--) printf("%s ",$i); print $1; }'`



echo "defconfig blend for $REQUIRED_DEFCONFIG: $FINAL_DEFCONFIG_BLEND"



${KERN_SRC}/scripts/kconfig/merge_config.sh $FINAL_DEFCONFIG_BLEND



make savedefconfig

mv defconfig defconfig_base

mv .config .config_base



# Strip off the complete file paths and retail only the values beginning with vendor/

MENUCONFIG_BLEND=""

for config_file in $FINAL_DEFCONFIG_BLEND; do

	if [[ $config_file == *"gki_defconfig" ]]; then

		MENUCONFIG_BLEND+=" "`basename $config_file`" "

	else

		MENUCONFIG_BLEND+=" vendor/"`basename $config_file`" "

	fi

done



# Start the menuconfig

make ${MENUCONFIG_BLEND} menuconfig

make savedefconfig



# The fragment file that we are targeting to edit

FRAG_CONFIG=`echo ${MENUCONFIG_BLEND} | awk 'NF>1{print $NF}' | sed 's/vendor\///'`

FRAG_CONFIG=$CONFIGS_DIR/$FRAG_CONFIG



# CONFIGs to be added

# 'defconfig' file should have been generated.

# Diff this with the 'defconfig_base' from the previous step and extract only the lines that were added

# Finally, remove the "+" from the beginning of the lines and append it to the FRAG_DEFCONFIG

diff -u defconfig_base defconfig | grep "^+CONFIG_" | sed 's/^.//' >> ${FRAG_CONFIG}



# CONFIGs to be removed

configs_to_remove=`diff -u defconfig_base defconfig | grep "^-CONFIG_" | sed 's/^.//'`

for config_del in $configs_to_remove; do

	sed -i "/$config_del/d" ${FRAG_CONFIG}

done



# CONFIGs that are set in base defconfig (or lower fragment), but wanted it to be disabled in FRAG_CONFIG

diff -u .config_base .config | grep "^+# CONFIG_" | sed 's/^.//' >> ${FRAG_CONFIG}



# Cleanup the config files generated during the process

rm -f .config_base .config defconfig defconfig_base



# Cleanup the allyes config fragment that was generated

rm -f $QCOM_GKI_ALLYES_FRAG

scripts/gki/generate_defconfig.sh

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#!/bin/bash

# SPDX-License-Identifier: GPL-2.0-only

# Copyright (c) 2019, The Linux Foundation. All rights reserved.



# Script to generate a defconfig variant based on the input



usage() {

	echo "Usage: $0 <platform_defconfig_variant>"

	echo "Variants: <platform>-gki_defconfig, <platform>-qgki_defconfig, and <platform>-qgki-debug_defconfig"

	echo "Example: $0 lahaina-gki_defconfig"

	exit 1

}



if [ -z "$1" ]; then

	echo "Error: Failed to pass input argument"

	usage

fi



SCRIPTS_ROOT=$(readlink -f $(dirname $0)/)



PLATFORM_NAME=`echo $1 | sed -r "s/(-gki_defconfig|-qgki_defconfig|-qgki-debug_defconfig)$//"`



PLATFORM_NAME=`echo $PLATFORM_NAME | sed "s/vendor\///g"`



# We should be in the kernel root after the envsetup

source ${SCRIPTS_ROOT}/envsetup.sh $PLATFORM_NAME



# Allyes fragment temporarily created on GKI config fragment

QCOM_GKI_ALLYES_FRAG=${CONFIGS_DIR}/${PLATFORM_NAME}_ALLYES_GKI.config



if [ ! -f "${QCOM_GKI_FRAG}" ]; then

	echo "Error: Invalid input"

	usage

fi



REQUIRED_DEFCONFIG=`echo $1 | sed "s/vendor\///g"`



FINAL_DEFCONFIG_BLEND=""



case "$REQUIRED_DEFCONFIG" in

	${PLATFORM_NAME}-qgki-debug_defconfig )

		FINAL_DEFCONFIG_BLEND+=" $QCOM_DEBUG_FRAG"

		;&	# Intentional fallthrough

	${PLATFORM_NAME}-qgki_defconfig )

		FINAL_DEFCONFIG_BLEND+=" $QCOM_QGKI_FRAG"

		${SCRIPTS_ROOT}/fragment_allyesconfig.sh $QCOM_GKI_FRAG $QCOM_GKI_ALLYES_FRAG

		FINAL_DEFCONFIG_BLEND+=" $QCOM_GKI_ALLYES_FRAG "

		;;

	${PLATFORM_NAME}-gki_defconfig )

		FINAL_DEFCONFIG_BLEND+=" $QCOM_GKI_FRAG "

		;&

esac



FINAL_DEFCONFIG_BLEND+=${BASE_DEFCONFIG}



# Reverse the order of the configs for the override to work properly

# Correct order is base_defconfig GKI.config QGKI.config debug.config

FINAL_DEFCONFIG_BLEND=`echo "${FINAL_DEFCONFIG_BLEND}" | awk '{ for (i=NF; i>1; i--) printf("%s ",$i); print $1; }'`



echo "defconfig blend for $REQUIRED_DEFCONFIG: $FINAL_DEFCONFIG_BLEND"



${KERN_SRC}/scripts/kconfig/merge_config.sh $FINAL_DEFCONFIG_BLEND

make savedefconfig

mv defconfig $CONFIGS_DIR/$REQUIRED_DEFCONFIG



# Cleanup the allyes config fragment that was generated

rm -f $QCOM_GKI_ALLYES_FRAG



# Cleanup the kernel source

make mrproper