hikey960.mk - OP-TEE/build - TrustedFirmware Git Browser

 ################################################################################
 # Following variables defines how the NS_USER (Non Secure User - Client
 # Application), NS_KERNEL (Non Secure Kernel), S_KERNEL (Secure Kernel) and
 # S_USER (Secure User - TA) are compiled
 ################################################################################
 COMPILE_NS_USER   ?= 64
 override COMPILE_NS_KERNEL := 64
 COMPILE_S_USER    ?= 32
 COMPILE_S_KERNEL  ?= 64

 # Normal and secure world console UART: 6 (v2 or newer board) or 5 (v1 board)
 CFG_CONSOLE_UART ?= 6

 ################################################################################
 # Includes
 ################################################################################
 -include common.mk

 ################################################################################
 # Mandatory definition to use common.mk
 ################################################################################
 ifeq ($(COMPILE_NS_USER),64)
 MULTIARCH			:= aarch64-linux-gnu
 else
 MULTIARCH			:= arm-linux-gnueabihf
 endif

 ################################################################################
 # Paths to git projects and various binaries
 ################################################################################
 ARM_TF_PATH			?= $(ROOT)/arm-trusted-firmware
 ifeq ($(DEBUG),1)
 ARM_TF_BUILD			?= debug
 else
 ARM_TF_BUILD			?= release
 endif

 EDK2_PATH 			?= $(ROOT)/edk2
 ifeq ($(DEBUG),1)
 EDK2_BUILD			?= DEBUG
 else
 EDK2_BUILD			?= RELEASE
 endif
 EDK2_BIN			?= $(EDK2_PATH)/Build/HiKey960/$(EDK2_BUILD)_$(EDK2_TOOLCHAIN)/FV/BL33_AP_UEFI.fd
 OPENPLATPKG_PATH		?= $(ROOT)/OpenPlatformPkg

 OUT_PATH			?=$(ROOT)/out
 MCUIMAGE_BIN			?= $(OPENPLATPKG_PATH)/Platforms/Hisilicon/HiKey960/Binary/lpm3.img
 BOOT_IMG			?=$(ROOT)/out/boot-fat.uefi.img
 GRUB_PATH			?=$(ROOT)/grub
 LLOADER_PATH			?=$(ROOT)/l-loader
 IMAGE_TOOLS_PATH		?=$(ROOT)/tools-images-hikey960
 IMAGE_TOOLS_CONFIG		?=$(OUT_PATH)/config
 PATCHES_PATH			?=$(ROOT)/patches_hikey
 STRACE_PATH			?=$(ROOT)/strace

 ################################################################################
 # Targets
 ################################################################################
 .PHONY: all
 all: arm-tf boot-img lloader strace

 .PHONY: clean
 clean: arm-tf-clean busybox-clean edk2-clean linux-clean optee-os-clean optee-client-clean xtest-clean helloworld-clean strace-clean update_rootfs-clean boot-img-clean lloader-clean grub-clean

 .PHONY: cleaner
 cleaner: clean prepare-cleaner busybox-cleaner linux-cleaner strace-cleaner grub-cleaner

 -include toolchain.mk

 .PHONY: prepare
 prepare:
 	mkdir -p $(OUT_PATH)

 .PHONY: prepare-cleaner
 prepare-cleaner:
 	rm -rf $(ROOT)/out

 ################################################################################
 # ARM Trusted Firmware
 ################################################################################
 ARM_TF_EXPORTS ?= \
 	CROSS_COMPILE="$(CCACHE)$(AARCH64_CROSS_COMPILE)"

 ARM_TF_FLAGS ?= \
 	BL32=$(OPTEE_OS_PATH)/out/arm/core/tee-pager.bin \
 	BL33=$(EDK2_BIN) \
 	SCP_BL2=$(MCUIMAGE_BIN) \
 	DEBUG=$(DEBUG) \
 	PLAT=hikey960 \
 	SPD=opteed

 ifeq ($(CFG_CONSOLE_UART),5)
 	ARM_TF_FLAGS += CRASH_CONSOLE_BASE=PL011_UART5_BASE
 endif

 .PHONY: arm-tf
 arm-tf: optee-os edk2
 	$(ARM_TF_EXPORTS) $(MAKE) -C $(ARM_TF_PATH) $(ARM_TF_FLAGS) all fip

 .PHONY: arm-tf-clean
 arm-tf-clean:
 	$(ARM_TF_EXPORTS) $(MAKE) -C $(ARM_TF_PATH) $(ARM_TF_FLAGS) clean

 ################################################################################
 # Busybox
 ################################################################################
 BUSYBOX_COMMON_TARGET = hikey960 nocpio
 BUSYBOX_CLEAN_COMMON_TARGET = hikey960 clean

 .PHONY: busybox
 busybox: busybox-common

 .PHONY: busybox-clean
 busybox-clean: busybox-clean-common

 .PHONY: busybox-cleaner
 busybox-cleaner: busybox-clean-common busybox-cleaner-common

 ################################################################################
 # EDK2 / Tianocore
 ################################################################################
 EDK2_ARCH ?= AARCH64
 EDK2_DSC ?= OpenPlatformPkg/Platforms/Hisilicon/HiKey960/HiKey960.dsc
 EDK2_TOOLCHAIN ?= GCC49

 ifeq ($(CFG_CONSOLE_UART),5)
 	EDK2_BUILDFLAGS += -DSERIAL_BASE=0xFDF05000
 endif

 define edk2-call
 	$(EDK2_TOOLCHAIN)_$(EDK2_ARCH)_PREFIX=$(LEGACY_AARCH64_CROSS_COMPILE) \
 	build -n `getconf _NPROCESSORS_ONLN` -a $(EDK2_ARCH) \
 		-t $(EDK2_TOOLCHAIN) -p $(EDK2_DSC) \
 		-b $(EDK2_BUILD) $(EDK2_BUILDFLAGS)
 endef

 .PHONY: edk2
 edk2:
 	cd $(EDK2_PATH) && rm -rf OpenPlatformPkg && \
 		ln -s $(OPENPLATPKG_PATH)
 	set -e && cd $(EDK2_PATH) && source edksetup.sh && \
 		$(MAKE) -j1 -C $(EDK2_PATH)/BaseTools && \
 		$(call edk2-call)

 .PHONY: edk2-clean
 edk2-clean:
 	set -e && cd $(EDK2_PATH) && source edksetup.sh && \
 		$(call edk2-call) cleanall && \
 		$(MAKE) -j1 -C $(EDK2_PATH)/BaseTools clean
 	rm -rf $(EDK2_PATH)/Build
 	rm -rf $(EDK2_PATH)/Conf/.cache
 	rm -f $(EDK2_PATH)/Conf/build_rule.txt
 	rm -f $(EDK2_PATH)/Conf/target.txt
 	rm -f $(EDK2_PATH)/Conf/tools_def.txt

 ################################################################################
 # Linux kernel
 ################################################################################
 LINUX_DEFCONFIG_COMMON_ARCH ?= arm64
 LINUX_DEFCONFIG_COMMON_FILES ?= $(LINUX_PATH)/arch/arm64/configs/defconfig \
 				$(CURDIR)/kconfigs/hikey960.conf \
 				$(PATCHES_PATH)/kernel_config/usb_net_dm9601.conf \
 				$(PATCHES_PATH)/kernel_config/ftrace.conf

 .PHONY: linux-defconfig
 linux-defconfig: $(LINUX_PATH)/.config

 .PHONY: linux-gen_init_cpio
 linux-gen_init_cpio: linux-defconfig
 	$(MAKE) -C $(LINUX_PATH)/usr \
 		CROSS_COMPILE=$(CROSS_COMPILE_NS_KERNEL) \
 		ARCH=arm64 \
 		LOCALVERSION= \
 		gen_init_cpio

 LINUX_COMMON_FLAGS += ARCH=arm64 Image modules hisilicon/hi3660-hikey960.dtb

 .PHONY: linux
 linux: linux-common

 .PHONY: linux-defconfig-clean
 linux-defconfig-clean: linux-defconfig-clean-common

 LINUX_CLEAN_COMMON_FLAGS += ARCH=arm64

 .PHONY: linux-clean
 linux-clean: linux-clean-common

 LINUX_CLEANER_COMMON_FLAGS += ARCH=arm64

 .PHONY: linux-cleaner
 linux-cleaner: linux-cleaner-common

 ################################################################################
 # OP-TEE
 ################################################################################
 OPTEE_OS_COMMON_FLAGS += PLATFORM=hikey-hikey960 \
 			CFG_CONSOLE_UART=$(CFG_CONSOLE_UART) \
 			CFG_SECURE_DATA_PATH=n
 OPTEE_OS_CLEAN_COMMON_FLAGS += PLATFORM=hikey-hikey960

 .PHONY: optee-os
 optee-os: optee-os-common

 .PHONY: optee-os-clean
 optee-os-clean: optee-os-clean-common

 .PHONY: optee-client
 optee-client: optee-client-common

 .PHONY: optee-client-clean
 optee-client-clean: optee-client-clean-common

 ################################################################################
 # xtest / optee_test
 ################################################################################
 .PHONY: xtest
 xtest: xtest-common

 # FIXME:
 # "make clean" in xtest: fails if optee_os has been cleaned previously
 .PHONY: xtest-clean
 xtest-clean: xtest-clean-common
 	rm -rf $(OPTEE_TEST_OUT_PATH)

 .PHONY: xtest-patch
 xtest-patch: xtest-patch-common

 ################################################################################
 # hello_world
 ################################################################################
 .PHONY: helloworld
 helloworld: helloworld-common

 .PHONY: helloworld-clean
 helloworld-clean: helloworld-clean-common

 ################################################################################
 # strace
 ################################################################################
 .PHONY: strace
 strace:
 	cd $(STRACE_PATH); \
 	./bootstrap; \
 	set -e; \
 	./configure --host=$(MULTIARCH) CC="$(CCACHE)$(AARCH$(COMPILE_NS_USER)_CROSS_COMPILE)gcc" LD=$(AARCH$(COMPILE_NS_USER)_CROSS_COMPILE)ld; \
 	CC="$(CCACHE)$(AARCH$(COMPILE_NS_USER)_CROSS_COMPILE)gcc" LD=$(AARCH$(COMPILE_NS_USER)_CROSS_COMPILE)ld $(MAKE) -C $(STRACE_PATH)

 .PHONY: strace-clean
 strace-clean:
 	if [ -e $(STRACE_PATH)/Makefile ]; then $(MAKE) -C $(STRACE_PATH) clean; fi

 .PHONY: strace-cleaner
 strace-cleaner: strace-clean
 	rm -f $(STRACE_PATH)/Makefile $(STRACE_PATH)/configure

 ################################################################################
 # Root FS
 ################################################################################
 .PHONY: filelist-tee
 filelist-tee: filelist-tee-common
 	env TOP=$(ROOT) $(expand-env-var) <$(PATCHES_PATH)/rootfs/initramfs-add-files.txt >> $(GEN_ROOTFS_FILELIST)

 .PHONY: update_rootfs
 update_rootfs: update_rootfs-common

 .PHONY: update_rootfs-clean
 update_rootfs-clean: update_rootfs-clean-common

 ################################################################################
 # grub
 ################################################################################
 grub-flags := CC="$(CCACHE)gcc" \
 	TARGET_CC="$(AARCH64_CROSS_COMPILE)gcc" \
 	TARGET_OBJCOPY="$(AARCH64_CROSS_COMPILE)objcopy" \
 	TARGET_NM="$(AARCH64_CROSS_COMPILE)nm" \
 	TARGET_RANLIB="$(AARCH64_CROSS_COMPILE)ranlib" \
 	TARGET_STRIP="$(AARCH64_CROSS_COMPILE)strip"

 GRUB_MODULES += boot chain configfile echo efinet eval ext2 fat font gettext \
                 gfxterm gzio help linux loadenv lsefi normal part_gpt \
                 part_msdos read regexp search search_fs_file search_fs_uuid \
                 search_label terminal terminfo test tftp time

 $(GRUB_PATH)/configure: $(GRUB_PATH)/configure.ac
 	cd $(GRUB_PATH) && ./autogen.sh

 $(GRUB_PATH)/Makefile: $(GRUB_PATH)/configure
 	cd $(GRUB_PATH) && ./configure --target=aarch64 --enable-boot-time $(grub-flags)

 .PHONY: grub
 grub: prepare $(GRUB_PATH)/Makefile
 	$(MAKE) -C $(GRUB_PATH); \
 	cd $(GRUB_PATH) && ./grub-mkimage \
 		--verbose \
 		--output=$(OUT_PATH)/grubaa64.efi \
 		--config=$(PATCHES_PATH)/grub/grub.configfile \
 		--format=arm64-efi \
 		--directory=grub-core \
 		--prefix=/boot/grub \
 		$(GRUB_MODULES)

 .PHONY: grub-clean
 grub-clean:
 	if [ -e $(GRUB_PATH)/Makefile ]; then $(MAKE) -C $(GRUB_PATH) clean; fi
 	rm -f $(OUT_PATH)/grubaa64.efi

 .PHONY: grub-cleaner
 grub-cleaner: grub-clean
 	if [ -e $(GRUB_PATH)/Makefile ]; then $(MAKE) -C $(GRUB_PATH) distclean; fi
 	rm -f $(GRUB_PATH)/configure

 ################################################################################
 # Boot Image
 ################################################################################
 ifeq ($(CFG_CONSOLE_UART),6)
 GRUBCFG = $(PATCHES_PATH)/grub/grub_uart6.cfg
 else
 GRUBCFG = $(PATCHES_PATH)/grub/grub_uart5.cfg
 endif

 .PHONY: boot-img
 boot-img: linux update_rootfs edk2 grub
 	rm -f $(BOOT_IMG)
 	mformat -i $(BOOT_IMG) -n 64 -h 255 -T 131072 -v "BOOT IMG" -C ::
 	mcopy -i $(BOOT_IMG) $(LINUX_PATH)/arch/arm64/boot/Image ::
 	mcopy -i $(BOOT_IMG) $(LINUX_PATH)/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dtb ::
 	mmd -i $(BOOT_IMG) ::/EFI
 	mmd -i $(BOOT_IMG) ::/EFI/BOOT
 	mcopy -i $(BOOT_IMG) $(OUT_PATH)/grubaa64.efi ::/EFI/BOOT/
 	mcopy -i $(BOOT_IMG) $(GRUBCFG) ::/EFI/BOOT/grub.cfg
 	mcopy -i $(BOOT_IMG) $(GEN_ROOTFS_PATH)/filesystem.cpio.gz ::/initrd.img
 	mcopy -i $(BOOT_IMG) $(EDK2_PATH)/Build/HiKey960/$(EDK2_BUILD)_$(EDK2_TOOLCHAIN)/$(EDK2_ARCH)/AndroidFastbootApp.efi ::/EFI/BOOT/fastboot.efi

 .PHONY: boot-img-clean
 boot-img-clean:
 	rm -f $(BOOT_IMG)

 ################################################################################
 # l-loader
 ################################################################################
 .PHONY: lloader-bin
 lloader-bin: arm-tf
 	cd $(LLOADER_PATH) && \
 		ln -sf $(ARM_TF_PATH)/build/hikey960/$(ARM_TF_BUILD)/bl1.bin && \
 		python gen_loader_hikey960.py -o l-loader.bin --img_bl1=bl1.bin --img_ns_bl1u=$(EDK2_BIN)

 .PHONY: lloader-bin-clean
 lloader-bin-clean:
 	cd $(LLOADER_PATH) && \
 		rm -f l-loader.bin

 .PHONY: lloader-ptbl
 lloader-ptbl:
 	cd $(LLOADER_PATH) && \
 		PTABLE=linux-32g SECTOR_SIZE=4096 SGDISK=./sgdisk bash -x generate_ptable.sh

 .PHONY: lloader-ptbl-clean
 lloader-ptbl-clean:
 	cd $(LLOADER_PATH) && rm -f prm_ptable.img sec_ptable.img

 .PHONY: lloader
 lloader: lloader-bin lloader-ptbl

 .PHONY: lloader-clean
 lloader-clean: lloader-bin-clean lloader-ptbl-clean

 ################################################################################
 # Flash
 ################################################################################
 define flash_help
 	@read -r -p "Connect HiKey960 to power up (press enter)" dummy
 	@read -r -p "Connect USB OTG cable, the micro USB cable (press enter)" dummy
 endef

 .PHONY: recov_cfg
 recov_cfg:
 	@echo "./sec_usb_xloader.img 0x00020000" > $(IMAGE_TOOLS_CONFIG)
 	@echo "./sec_uce_boot.img 0x6A908000" >> $(IMAGE_TOOLS_CONFIG)
 	@echo "./l-loader.bin 0x1AC00000" >> $(IMAGE_TOOLS_CONFIG)

 .PHONY: recovery
 recovery: recov_cfg
 	@echo "Enter recovery mode to flash a new bootloader"
 	@echo
 	@echo "Make sure udev permissions are set appropriately:"
 	@echo "  # /etc/udev/rules.d/hikey960.rules"
 	@echo '  SUBSYSTEM=="usb", ATTRS{idVendor}=="18d1", ATTRS{idProduct}=="d00d", MODE="0666"'
 	@echo '  SUBSYSTEM=="usb", ATTRS{idVendor}=="12d1", MODE="0666", ENV{ID_MM_DEVICE_IGNORE}="1"'
 	@echo
 	@echo "Set jumpers or switches as follows:"
 	@echo "Jumper 1-2: Closed	or	Switch	1: On"
 	@echo "       3-4: Closed	or		2: On"
 	@echo "       5-6: Open	or		3: Off"
 	@read -r -p "Press enter to continue" dummy
 	@echo
 	$(call flash_help)
 	@echo
 	@echo "Check the device node (/dev/ttyUSBx) of the micro USB connection"
 	@echo "Note the value x of the device node. Default is 1"
 	@read -r -p "Enter the device node. Press enter for /dev/ttyUSB1: " DEV && \
 		DEV=$${DEV:-/dev/ttyUSB1} && \
 		cd $(IMAGE_TOOLS_PATH) && \
 		sudo ./hikey_idt -c $(IMAGE_TOOLS_CONFIG) -p $$DEV && \
 		rm -f $(IMAGE_TOOLS_CONFIG)
 	@echo
 	@echo "If you see dots starting to appear on the console,"
 	@echo "press f ON THE CONSOLE (NOT HERE!) to run fastboot."
 	@echo "You have 10 seconds! Go!"
 	@echo "If not, fastboot should load automatically."
 	@read -r -p "Press enter (HERE) to continue flashing" dummy
 	@$(MAKE) --no-print flash FROM_RECOVERY=1

 .PHONY: flash
 flash:
 ifneq ($(FROM_RECOVERY),1)
 	@echo "Flash binaries using fastboot"
 	@echo
 	@echo "Set jumpers or switches as follows:"
 	@echo "Jumper 1-2: Closed	or	Switch	1: On"
 	@echo "       3-4: Open	or		2: Off"
 	@echo "       5-6: Closed	or		3: On"
 	@read -r -p "Press enter to continue" dummy
 	@echo
 	$(call flash_help)
 endif
 	@echo "Wait until you see the (UART) message"
 	@echo "    \"Android Fastboot mode - version x.x.\""
 	@echo "     Press RETURN or SPACE key to quit.\""
 	@read -r -p "Then press enter to continue flashing" dummy
 	@echo
 	fastboot flash ptable $(LLOADER_PATH)/prm_ptable.img
 	fastboot flash xloader $(IMAGE_TOOLS_PATH)/sec_xloader.img
 	fastboot flash fastboot $(LLOADER_PATH)/l-loader.bin
 	fastboot flash fip $(ARM_TF_PATH)/build/hikey960/$(ARM_TF_BUILD)/fip.bin
 	fastboot flash nvme $(IMAGE_TOOLS_PATH)/nvme.img
 	fastboot flash boot $(BOOT_IMG)
	################################################################################
	# Following variables defines how the NS_USER (Non Secure User - Client
	# Application), NS_KERNEL (Non Secure Kernel), S_KERNEL (Secure Kernel) and
	# S_USER (Secure User - TA) are compiled
	################################################################################
	COMPILE_NS_USER ?= 64
	override COMPILE_NS_KERNEL := 64
	COMPILE_S_USER ?= 32
	COMPILE_S_KERNEL ?= 64

	# Normal and secure world console UART: 6 (v2 or newer board) or 5 (v1 board)
	CFG_CONSOLE_UART ?= 6

	################################################################################
	# Includes
	################################################################################
	-include common.mk

	################################################################################
	# Mandatory definition to use common.mk
	################################################################################
	ifeq ($(COMPILE_NS_USER),64)
	MULTIARCH := aarch64-linux-gnu
	else
	MULTIARCH := arm-linux-gnueabihf
	endif

	################################################################################
	# Paths to git projects and various binaries
	################################################################################
	ARM_TF_PATH ?= $(ROOT)/arm-trusted-firmware
	ifeq ($(DEBUG),1)
	ARM_TF_BUILD ?= debug
	else
	ARM_TF_BUILD ?= release
	endif

	EDK2_PATH ?= $(ROOT)/edk2
	ifeq ($(DEBUG),1)
	EDK2_BUILD ?= DEBUG
	else
	EDK2_BUILD ?= RELEASE
	endif
	EDK2_BIN ?= $(EDK2_PATH)/Build/HiKey960/$(EDK2_BUILD)_$(EDK2_TOOLCHAIN)/FV/BL33_AP_UEFI.fd
	OPENPLATPKG_PATH ?= $(ROOT)/OpenPlatformPkg

	OUT_PATH ?=$(ROOT)/out
	MCUIMAGE_BIN ?= $(OPENPLATPKG_PATH)/Platforms/Hisilicon/HiKey960/Binary/lpm3.img
	BOOT_IMG ?=$(ROOT)/out/boot-fat.uefi.img
	GRUB_PATH ?=$(ROOT)/grub
	LLOADER_PATH ?=$(ROOT)/l-loader
	IMAGE_TOOLS_PATH ?=$(ROOT)/tools-images-hikey960
	IMAGE_TOOLS_CONFIG ?=$(OUT_PATH)/config
	PATCHES_PATH ?=$(ROOT)/patches_hikey
	STRACE_PATH ?=$(ROOT)/strace

	################################################################################
	# Targets
	################################################################################
	.PHONY: all
	all: arm-tf boot-img lloader strace

	.PHONY: clean
	clean: arm-tf-clean busybox-clean edk2-clean linux-clean optee-os-clean optee-client-clean xtest-clean helloworld-clean strace-clean update_rootfs-clean boot-img-clean lloader-clean grub-clean

	.PHONY: cleaner
	cleaner: clean prepare-cleaner busybox-cleaner linux-cleaner strace-cleaner grub-cleaner

	-include toolchain.mk

	.PHONY: prepare
	prepare:
	mkdir -p $(OUT_PATH)

	.PHONY: prepare-cleaner
	prepare-cleaner:
	rm -rf $(ROOT)/out

	################################################################################
	# ARM Trusted Firmware
	################################################################################
	ARM_TF_EXPORTS ?= \
	CROSS_COMPILE="$(CCACHE)$(AARCH64_CROSS_COMPILE)"

	ARM_TF_FLAGS ?= \
	BL32=$(OPTEE_OS_PATH)/out/arm/core/tee-pager.bin \
	BL33=$(EDK2_BIN) \
	SCP_BL2=$(MCUIMAGE_BIN) \
	DEBUG=$(DEBUG) \
	PLAT=hikey960 \
	SPD=opteed

	ifeq ($(CFG_CONSOLE_UART),5)
	ARM_TF_FLAGS += CRASH_CONSOLE_BASE=PL011_UART5_BASE
	endif

	.PHONY: arm-tf
	arm-tf: optee-os edk2
	$(ARM_TF_EXPORTS) $(MAKE) -C $(ARM_TF_PATH) $(ARM_TF_FLAGS) all fip

	.PHONY: arm-tf-clean
	arm-tf-clean:
	$(ARM_TF_EXPORTS) $(MAKE) -C $(ARM_TF_PATH) $(ARM_TF_FLAGS) clean

	################################################################################
	# Busybox
	################################################################################
	BUSYBOX_COMMON_TARGET = hikey960 nocpio
	BUSYBOX_CLEAN_COMMON_TARGET = hikey960 clean

	.PHONY: busybox
	busybox: busybox-common

	.PHONY: busybox-clean
	busybox-clean: busybox-clean-common

	.PHONY: busybox-cleaner
	busybox-cleaner: busybox-clean-common busybox-cleaner-common

	################################################################################
	# EDK2 / Tianocore
	################################################################################
	EDK2_ARCH ?= AARCH64
	EDK2_DSC ?= OpenPlatformPkg/Platforms/Hisilicon/HiKey960/HiKey960.dsc
	EDK2_TOOLCHAIN ?= GCC49

	ifeq ($(CFG_CONSOLE_UART),5)
	EDK2_BUILDFLAGS += -DSERIAL_BASE=0xFDF05000
	endif

	define edk2-call
	$(EDK2_TOOLCHAIN)_$(EDK2_ARCH)_PREFIX=$(LEGACY_AARCH64_CROSS_COMPILE) \
	build -n `getconf _NPROCESSORS_ONLN` -a $(EDK2_ARCH) \
	-t $(EDK2_TOOLCHAIN) -p $(EDK2_DSC) \
	-b $(EDK2_BUILD) $(EDK2_BUILDFLAGS)
	endef

	.PHONY: edk2
	edk2:
	cd $(EDK2_PATH) && rm -rf OpenPlatformPkg && \
	ln -s $(OPENPLATPKG_PATH)
	set -e && cd $(EDK2_PATH) && source edksetup.sh && \
	$(MAKE) -j1 -C $(EDK2_PATH)/BaseTools && \
	$(call edk2-call)

	.PHONY: edk2-clean
	edk2-clean:
	set -e && cd $(EDK2_PATH) && source edksetup.sh && \
	$(call edk2-call) cleanall && \
	$(MAKE) -j1 -C $(EDK2_PATH)/BaseTools clean
	rm -rf $(EDK2_PATH)/Build
	rm -rf $(EDK2_PATH)/Conf/.cache
	rm -f $(EDK2_PATH)/Conf/build_rule.txt
	rm -f $(EDK2_PATH)/Conf/target.txt
	rm -f $(EDK2_PATH)/Conf/tools_def.txt

	################################################################################
	# Linux kernel
	################################################################################
	LINUX_DEFCONFIG_COMMON_ARCH ?= arm64
	LINUX_DEFCONFIG_COMMON_FILES ?= $(LINUX_PATH)/arch/arm64/configs/defconfig \
	$(CURDIR)/kconfigs/hikey960.conf \
	$(PATCHES_PATH)/kernel_config/usb_net_dm9601.conf \
	$(PATCHES_PATH)/kernel_config/ftrace.conf

	.PHONY: linux-defconfig
	linux-defconfig: $(LINUX_PATH)/.config

	.PHONY: linux-gen_init_cpio
	linux-gen_init_cpio: linux-defconfig
	$(MAKE) -C $(LINUX_PATH)/usr \
	CROSS_COMPILE=$(CROSS_COMPILE_NS_KERNEL) \
	ARCH=arm64 \
	LOCALVERSION= \
	gen_init_cpio

	LINUX_COMMON_FLAGS += ARCH=arm64 Image modules hisilicon/hi3660-hikey960.dtb

	.PHONY: linux
	linux: linux-common

	.PHONY: linux-defconfig-clean
	linux-defconfig-clean: linux-defconfig-clean-common

	LINUX_CLEAN_COMMON_FLAGS += ARCH=arm64

	.PHONY: linux-clean
	linux-clean: linux-clean-common

	LINUX_CLEANER_COMMON_FLAGS += ARCH=arm64

	.PHONY: linux-cleaner
	linux-cleaner: linux-cleaner-common

	################################################################################
	# OP-TEE
	################################################################################
	OPTEE_OS_COMMON_FLAGS += PLATFORM=hikey-hikey960 \
	CFG_CONSOLE_UART=$(CFG_CONSOLE_UART) \
	CFG_SECURE_DATA_PATH=n
	OPTEE_OS_CLEAN_COMMON_FLAGS += PLATFORM=hikey-hikey960

	.PHONY: optee-os
	optee-os: optee-os-common

	.PHONY: optee-os-clean
	optee-os-clean: optee-os-clean-common

	.PHONY: optee-client
	optee-client: optee-client-common

	.PHONY: optee-client-clean
	optee-client-clean: optee-client-clean-common

	################################################################################
	# xtest / optee_test
	################################################################################
	.PHONY: xtest
	xtest: xtest-common

	# FIXME:
	# "make clean" in xtest: fails if optee_os has been cleaned previously
	.PHONY: xtest-clean
	xtest-clean: xtest-clean-common
	rm -rf $(OPTEE_TEST_OUT_PATH)

	.PHONY: xtest-patch
	xtest-patch: xtest-patch-common

	################################################################################
	# hello_world
	################################################################################
	.PHONY: helloworld
	helloworld: helloworld-common

	.PHONY: helloworld-clean
	helloworld-clean: helloworld-clean-common

	################################################################################
	# strace
	################################################################################
	.PHONY: strace
	strace:
	cd $(STRACE_PATH); \
	./bootstrap; \
	set -e; \
	./configure --host=$(MULTIARCH) CC="$(CCACHE)$(AARCH$(COMPILE_NS_USER)_CROSS_COMPILE)gcc" LD=$(AARCH$(COMPILE_NS_USER)_CROSS_COMPILE)ld; \
	CC="$(CCACHE)$(AARCH$(COMPILE_NS_USER)_CROSS_COMPILE)gcc" LD=$(AARCH$(COMPILE_NS_USER)_CROSS_COMPILE)ld $(MAKE) -C $(STRACE_PATH)

	.PHONY: strace-clean
	strace-clean:
	if [ -e $(STRACE_PATH)/Makefile ]; then $(MAKE) -C $(STRACE_PATH) clean; fi

	.PHONY: strace-cleaner
	strace-cleaner: strace-clean
	rm -f $(STRACE_PATH)/Makefile $(STRACE_PATH)/configure

	################################################################################
	# Root FS
	################################################################################
	.PHONY: filelist-tee
	filelist-tee: filelist-tee-common
	env TOP=$(ROOT) $(expand-env-var) <$(PATCHES_PATH)/rootfs/initramfs-add-files.txt >> $(GEN_ROOTFS_FILELIST)

	.PHONY: update_rootfs
	update_rootfs: update_rootfs-common

	.PHONY: update_rootfs-clean
	update_rootfs-clean: update_rootfs-clean-common

	################################################################################
	# grub
	################################################################################
	grub-flags := CC="$(CCACHE)gcc" \
	TARGET_CC="$(AARCH64_CROSS_COMPILE)gcc" \
	TARGET_OBJCOPY="$(AARCH64_CROSS_COMPILE)objcopy" \
	TARGET_NM="$(AARCH64_CROSS_COMPILE)nm" \
	TARGET_RANLIB="$(AARCH64_CROSS_COMPILE)ranlib" \
	TARGET_STRIP="$(AARCH64_CROSS_COMPILE)strip"

	GRUB_MODULES += boot chain configfile echo efinet eval ext2 fat font gettext \
	gfxterm gzio help linux loadenv lsefi normal part_gpt \
	part_msdos read regexp search search_fs_file search_fs_uuid \
	search_label terminal terminfo test tftp time

	$(GRUB_PATH)/configure: $(GRUB_PATH)/configure.ac
	cd $(GRUB_PATH) && ./autogen.sh

	$(GRUB_PATH)/Makefile: $(GRUB_PATH)/configure
	cd $(GRUB_PATH) && ./configure --target=aarch64 --enable-boot-time $(grub-flags)

	.PHONY: grub
	grub: prepare $(GRUB_PATH)/Makefile
	$(MAKE) -C $(GRUB_PATH); \
	cd $(GRUB_PATH) && ./grub-mkimage \
	--verbose \
	--output=$(OUT_PATH)/grubaa64.efi \
	--config=$(PATCHES_PATH)/grub/grub.configfile \
	--format=arm64-efi \
	--directory=grub-core \
	--prefix=/boot/grub \
	$(GRUB_MODULES)

	.PHONY: grub-clean
	grub-clean:
	if [ -e $(GRUB_PATH)/Makefile ]; then $(MAKE) -C $(GRUB_PATH) clean; fi
	rm -f $(OUT_PATH)/grubaa64.efi

	.PHONY: grub-cleaner
	grub-cleaner: grub-clean
	if [ -e $(GRUB_PATH)/Makefile ]; then $(MAKE) -C $(GRUB_PATH) distclean; fi
	rm -f $(GRUB_PATH)/configure

	################################################################################
	# Boot Image
	################################################################################
	ifeq ($(CFG_CONSOLE_UART),6)
	GRUBCFG = $(PATCHES_PATH)/grub/grub_uart6.cfg
	else
	GRUBCFG = $(PATCHES_PATH)/grub/grub_uart5.cfg
	endif

	.PHONY: boot-img
	boot-img: linux update_rootfs edk2 grub
	rm -f $(BOOT_IMG)
	mformat -i $(BOOT_IMG) -n 64 -h 255 -T 131072 -v "BOOT IMG" -C ::
	mcopy -i $(BOOT_IMG) $(LINUX_PATH)/arch/arm64/boot/Image ::
	mcopy -i $(BOOT_IMG) $(LINUX_PATH)/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dtb ::
	mmd -i $(BOOT_IMG) ::/EFI
	mmd -i $(BOOT_IMG) ::/EFI/BOOT
	mcopy -i $(BOOT_IMG) $(OUT_PATH)/grubaa64.efi ::/EFI/BOOT/
	mcopy -i $(BOOT_IMG) $(GRUBCFG) ::/EFI/BOOT/grub.cfg
	mcopy -i $(BOOT_IMG) $(GEN_ROOTFS_PATH)/filesystem.cpio.gz ::/initrd.img
	mcopy -i $(BOOT_IMG) $(EDK2_PATH)/Build/HiKey960/$(EDK2_BUILD)_$(EDK2_TOOLCHAIN)/$(EDK2_ARCH)/AndroidFastbootApp.efi ::/EFI/BOOT/fastboot.efi

	.PHONY: boot-img-clean
	boot-img-clean:
	rm -f $(BOOT_IMG)

	################################################################################
	# l-loader
	################################################################################
	.PHONY: lloader-bin
	lloader-bin: arm-tf
	cd $(LLOADER_PATH) && \
	ln -sf $(ARM_TF_PATH)/build/hikey960/$(ARM_TF_BUILD)/bl1.bin && \
	python gen_loader_hikey960.py -o l-loader.bin --img_bl1=bl1.bin --img_ns_bl1u=$(EDK2_BIN)

	.PHONY: lloader-bin-clean
	lloader-bin-clean:
	cd $(LLOADER_PATH) && \
	rm -f l-loader.bin

	.PHONY: lloader-ptbl
	lloader-ptbl:
	cd $(LLOADER_PATH) && \
	PTABLE=linux-32g SECTOR_SIZE=4096 SGDISK=./sgdisk bash -x generate_ptable.sh

	.PHONY: lloader-ptbl-clean
	lloader-ptbl-clean:
	cd $(LLOADER_PATH) && rm -f prm_ptable.img sec_ptable.img

	.PHONY: lloader
	lloader: lloader-bin lloader-ptbl

	.PHONY: lloader-clean
	lloader-clean: lloader-bin-clean lloader-ptbl-clean

	################################################################################
	# Flash
	################################################################################
	define flash_help
	@read -r -p "Connect HiKey960 to power up (press enter)" dummy
	@read -r -p "Connect USB OTG cable, the micro USB cable (press enter)" dummy
	endef

	.PHONY: recov_cfg
	recov_cfg:
	@echo "./sec_usb_xloader.img 0x00020000" > $(IMAGE_TOOLS_CONFIG)
	@echo "./sec_uce_boot.img 0x6A908000" >> $(IMAGE_TOOLS_CONFIG)
	@echo "./l-loader.bin 0x1AC00000" >> $(IMAGE_TOOLS_CONFIG)

	.PHONY: recovery
	recovery: recov_cfg
	@echo "Enter recovery mode to flash a new bootloader"
	@echo
	@echo "Make sure udev permissions are set appropriately:"
	@echo " # /etc/udev/rules.d/hikey960.rules"
	@echo ' SUBSYSTEM=="usb", ATTRS{idVendor}=="18d1", ATTRS{idProduct}=="d00d", MODE="0666"'
	@echo ' SUBSYSTEM=="usb", ATTRS{idVendor}=="12d1", MODE="0666", ENV{ID_MM_DEVICE_IGNORE}="1"'
	@echo
	@echo "Set jumpers or switches as follows:"
	@echo "Jumper 1-2: Closed or Switch 1: On"
	@echo " 3-4: Closed or 2: On"
	@echo " 5-6: Open or 3: Off"
	@read -r -p "Press enter to continue" dummy
	@echo
	$(call flash_help)
	@echo
	@echo "Check the device node (/dev/ttyUSBx) of the micro USB connection"
	@echo "Note the value x of the device node. Default is 1"
	@read -r -p "Enter the device node. Press enter for /dev/ttyUSB1: " DEV && \
	DEV=$${DEV:-/dev/ttyUSB1} && \
	cd $(IMAGE_TOOLS_PATH) && \
	sudo ./hikey_idt -c $(IMAGE_TOOLS_CONFIG) -p $$DEV && \
	rm -f $(IMAGE_TOOLS_CONFIG)
	@echo
	@echo "If you see dots starting to appear on the console,"
	@echo "press f ON THE CONSOLE (NOT HERE!) to run fastboot."
	@echo "You have 10 seconds! Go!"
	@echo "If not, fastboot should load automatically."
	@read -r -p "Press enter (HERE) to continue flashing" dummy
	@$(MAKE) --no-print flash FROM_RECOVERY=1

	.PHONY: flash
	flash:
	ifneq ($(FROM_RECOVERY),1)
	@echo "Flash binaries using fastboot"
	@echo
	@echo "Set jumpers or switches as follows:"
	@echo "Jumper 1-2: Closed or Switch 1: On"
	@echo " 3-4: Open or 2: Off"
	@echo " 5-6: Closed or 3: On"
	@read -r -p "Press enter to continue" dummy
	@echo
	$(call flash_help)
	endif
	@echo "Wait until you see the (UART) message"
	@echo " \"Android Fastboot mode - version x.x.\""
	@echo " Press RETURN or SPACE key to quit.\""
	@read -r -p "Then press enter to continue flashing" dummy
	@echo
	fastboot flash ptable $(LLOADER_PATH)/prm_ptable.img
	fastboot flash xloader $(IMAGE_TOOLS_PATH)/sec_xloader.img
	fastboot flash fastboot $(LLOADER_PATH)/l-loader.bin
	fastboot flash fip $(ARM_TF_PATH)/build/hikey960/$(ARM_TF_BUILD)/fip.bin
	fastboot flash nvme $(IMAGE_TOOLS_PATH)/nvme.img
	fastboot flash boot $(BOOT_IMG)