. ${ROOT_DIR}/${KERNEL_DIR}/build.config.constants
. ${ROOT_DIR}/${KERNEL_DIR}/build.config.arm
. ${ROOT_DIR}/${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/amlogic_utils.sh

if [[ -n ${ANDROID_PROJECT} ]]; then
	KCONFIG_EXT_MODULES_PREFIX=$(realpath ${MAIN_FOLDER} --relative-to ${KERNEL_DIR})/
	KCONFIG_PROJECT_PREFIX=${COMMON_DRIVERS_DIR}/project/
fi
KCONFIG_EXT_PREFIX=${COMMON_DRIVERS_DIR}/

DO_NOT_STRIP_MODULES=		#strip modules
# TOP_EXT_MODULE_COPY_BUILD=1
# AUTO_ADD_EXT_SYMBOLS=1

BUILD_INITRAMFS=
# LZ4_RAMDISK=${BUILD_INITRAMFS:-1}
# BUILD_SYSTEM_DLKM=

MODULES_ORDER=
# COMPRESS_MODULES=1		# Package the unstripped modules for debugging

MODULES_LIST=
MODULES_BLOCKLIST=
VENDOR_DLKM_MODULES_LIST=
VENDOR_DLKM_MODULES_BLOCKLIST=

# TRIM_UNUSED_MODULES=1
# BUILD_BOOT_IMG=1		# Need to add dtb files to FILES, otherwise an error occurs when building boot.img, such as s4d_s905y4_ap222_drm.dtb
# BUILD_VENDOR_BOOT_IMG=1	# boot.img and dtb.img will be built only when BUILD_BOOT_IMG and BUILD_VENDOR_BOOT_IMG are set to 1
# KERNEL_BINARY=Image.lz4	# Need to set the value of AA, otherwise an error occurs when building boot.img,
				# whether the value is Image.lz4 or vmlinux is uncertain due to different descriptions
if [[ -n ${ANDROID_PROJECT} ]]; then
	BUILD_DTBO_IMG=1	# Android requires dtbo
	BUILD_GKI_BOOT_IMG_GZ_SIZE=67108864
fi

if [[ -n ${FAST_BUILD} ]]; then
	SKIP_MRPROPER=1
	LZ4_RAMDISK_COMPRESS_ARGS="--fast"
	LTO="thin"
	SKIP_CP_KERNEL_HDR=1
	BUILD_INITRAMFS=0
	BUILD_SYSTEM_DLKM=0
	BUILD_BOOT_IMG=
	BUILD_VENDOR_BOOT_IMG=
	BUILD_VENDOR_KERNEL_BOOT=
	BUILD_GKI_ARTIFACTS=
fi

DEFCONFIG=amlogic_gki_defconfig
GKI_BASE_CONFIG=${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/arch/${ARCH}/configs/a32_base_defconfig
KCONFIG_DEFCONFIG=${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/arch/${ARCH}/configs/${DEFCONFIG}
FRAGMENT_CONFIG=${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/arch/${ARCH}/configs/amlogic_a32.fragment
FRAGMENT_CONFIG_UPGRADE=${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/arch/${ARCH}/configs/amlogic_upgrade.defconfig
FRAGMENT_CONFIG_UPGRADE_P=${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/arch/${ARCH}/configs/amlogic_upgrade_p.defconfig
FRAGMENT_CONFIG_KASAN=${ROOT_DIR}/${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/arch/${ARCH}/configs/amlogic_kasan.defconfig
AMLOGIC_R_USER_DIFFCONFIG=${ROOT_DIR}/${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/arch/${ARCH}/configs/amlogic_r_user_diff.fragment

PRE_DEFCONFIG_CMDS="pre_defconfig_cmds"
POST_DEFCONFIG_CMDS="post_defconfig_cmds"

MAKE_GOALS="
	${MAKE_GOALS}
	uImage
"

FILES="
	${FILES}
	arch/arm/boot/uImage
"

if [[ -n ${ANDROID_PROJECT} ]]; then
MAKE_GOALS="
	${MAKE_GOALS}
	${MAKE_GOALS_ANDROID}
"

FILES="
	${FILES}
	${FILES_ANDROID}
"

if [[ -z ${DTBO_DEVICETREE} ]]; then
	DTBO_DEVICETREE="android_overlay_dt.dtbo"
fi

for dtbo_device_tree in ${DTBO_DEVICETREE}; do
MAKE_GOALS="
	${MAKE_GOALS}
	${dtbo_device_tree}
"

FILES="
	${FILES}
	${dtbo_device_tree}
"
done

for device_tree in ${KERNEL_DEVICETREE}; do
MAKE_GOALS="
	${MAKE_GOALS}
	${device_tree}.dtb
"
FILES="
	${FILES}
	${device_tree}.dtb
"
done

#	s4d_s905y4_ap222_drm.dtb	# configure in file build.config.meson.arm64.trunk
else
MAKE_GOALS="
	${MAKE_GOALS}
	dtbs
"

FILES="
	${FILES}
"
fi

DTS_EXT_DIR=${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/arch/${ARCH}/boot/dts/amlogic
DTC_INCLUDE=${ROOT_DIR}/${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/include

EXT_MODULES="
	${EXT_MODULES}
	${EXT_MODULES_ANDROID}
"

EXT_MODULES_CONFIG="
	${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/scripts/amlogic/ext_modules_config
"

EXT_MODULES_PATH="
	${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/scripts/amlogic/ext_modules_path
"

TYPE_MODULE_SELECT_MODULE="
	${TYPE_MODULE_SELECT_MODULE_ANDROID}
"

if [[ `grep "CONFIG_AMLOGIC_IN_KERNEL_MODULES=n" ${ROOT_DIR}/${FRAGMENT_CONFIG}` ]]; then
	EXT_MODULES="
		${KERNEL_DIR}/${COMMON_DRIVERS_DIR}/drivers
		${EXT_MODULES}
	"
fi

POST_KERNEL_BUILD_CMDS="prepare_module_build"
EXTRA_CMDS="extra_cmds"