hikey.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/secure world console UARTs: 3, 2, or 0 [default 3]
 CFG_NW_CONSOLE_UART ?= 3
 CFG_SW_CONSOLE_UART ?= 3

 # eMMC flash size: 8 or 4 GB [default 8]
 CFG_FLASH_SIZE ?= 8

 OPTEE_OS_PLATFORM = hikey

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

 ################################################################################
 # Paths to git projects and various binaries
 ################################################################################
 TF_A_PATH			?= $(ROOT)/trusted-firmware-a
 ATF_FB_PATH			?= $(ROOT)/atf-fastboot
 ifeq ($(DEBUG),1)
 TF_A_BUILD			?= debug
 ATF_FB_BUILD			?= debug
 else
 TF_A_BUILD			?= release
 ATF_FB_BUILD			?= release
 endif

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

 OUT_PATH			?=$(ROOT)/out
 MCUIMAGE_BIN			?= $(OPENPLATPKG_PATH)/Platforms/Hisilicon/HiKey/Binary/mcuimage.bin
 BOOT_IMG			?=$(ROOT)/out/boot-fat.uefi.img
 NVME_IMG			?=$(ROOT)/out/nvme.img
 GRUB_PATH			?=$(ROOT)/grub
 LLOADER_PATH			?=$(ROOT)/l-loader
 PATCHES_PATH			?=$(ROOT)/patches_hikey

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

 .PHONY: clean
 clean: arm-tf-clean atf-fb-clean buildroot-clean edk2-clean linux-clean \
 		optee-os-clean boot-img-clean lloader-clean grub-clean

 .PHONY: cleaner
 cleaner: clean prepare-cleaner buildroot-cleaner linux-cleaner \
 		nvme-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
 ################################################################################
 TF_A_EXPORTS ?= \
 	CROSS_COMPILE="$(CCACHE)$(AARCH64_CROSS_COMPILE)"

 TF_A_FLAGS ?= \
 	BL32=$(OPTEE_OS_HEADER_V2_BIN) \
 	BL32_EXTRA1=$(OPTEE_OS_PAGER_V2_BIN) \
 	BL32_EXTRA2=$(OPTEE_OS_PAGEABLE_V2_BIN) \
 	BL33=$(EDK2_BIN) \
 	SCP_BL2=$(MCUIMAGE_BIN) \
 	DEBUG=$(DEBUG) \
 	PLAT=hikey \
 	SPD=opteed

 TF_A_CONSOLE_UART ?= $(CFG_SW_CONSOLE_UART)
 ifeq ($(TF_A_CONSOLE_UART),0)
 	TF_A_FLAGS += CONSOLE_BASE=PL011_UART0_BASE \
 			CRASH_CONSOLE_BASE=PL011_UART0_BASE
 endif
 ifeq ($(TF_A_CONSOLE_UART),2)
 	TF_A_FLAGS += CONSOLE_BASE=PL011_UART2_BASE \
 			CRASH_CONSOLE_BASE=PL011_UART2_BASE
 endif

 .PHONY: arm-tf
 arm-tf: optee-os edk2
 	$(TF_A_EXPORTS) $(MAKE) -C $(TF_A_PATH) $(TF_A_FLAGS) all fip

 .PHONY: arm-tf-clean
 arm-tf-clean:
 	$(TF_A_EXPORTS) $(MAKE) -C $(TF_A_PATH) $(TF_A_FLAGS) clean

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

 EDK2_CONSOLE_UART ?= $(CFG_NW_CONSOLE_UART)
 ifeq ($(EDK2_CONSOLE_UART),0)
 	EDK2_BUILDFLAGS += -DSERIAL_BASE=0xF8015000
 endif
 ifeq ($(EDK2_CONSOLE_UART),2)
 	EDK2_BUILDFLAGS += -DSERIAL_BASE=0xF7112000
 endif

 define edk2-call
 	$(EDK2_TOOLCHAIN)_$(EDK2_ARCH)_PREFIX=$(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:
 	sed -i 's/\(^DEFINE GCC_ALL_CC_FLAGS.*-Wno-array-bounds\) -include/\1 -Wno-stringop-overflow -include/' $(EDK2_PATH)/BaseTools/Conf/tools_def.template
 	cd $(EDK2_PATH) && rm -rf OpenPlatformPkg && \
 		ln -s $(OPENPLATPKG_PATH)
 	set -e && cd $(EDK2_PATH) && source edksetup.sh && \
 		$(MAKE) -j1 -C $(EDK2_PATH)/BaseTools \
 			BUILD_CC="gcc $(call cc-option,gcc,-Wno-error=stringop-truncation,)" && \
 		$(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/hikey.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 hisilicon/hi6220-hikey.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 += CFG_CONSOLE_UART=$(CFG_SW_CONSOLE_UART)

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

 .PHONY: optee-os-clean
 optee-os-clean: optee-os-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" \
 	--disable-werror

 GRUB_MODULES += boot chain configfile efinet ext2 fat gettext \
                 help linux loadenv lsefi normal part_gpt \
                 part_msdos read search search_fs_file search_fs_uuid \
                 search_label terminal terminfo 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_NW_CONSOLE_UART),3)
 GRUBCFG = $(PATCHES_PATH)/grub/grub_uart3.cfg
 else ifeq ($(CFG_NW_CONSOLE_UART),2)
 GRUBCFG = $(PATCHES_PATH)/grub/grub_uart2.cfg
 else
 GRUBCFG = $(PATCHES_PATH)/grub/grub_uart0.cfg
 endif

 .PHONY: boot-img
 boot-img: linux buildroot 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/hi6220-hikey.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) $(ROOT)/out-br/images/rootfs.cpio.gz ::/initrd.img
 	mcopy -i $(BOOT_IMG) $(EDK2_PATH)/Build/HiKey/$(EDK2_BUILD)_$(EDK2_TOOLCHAIN)/$(EDK2_ARCH)/AndroidFastbootApp.efi ::/EFI/BOOT/fastboot.efi

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

 ################################################################################
 # atf-fastboot
 ################################################################################
 ATF_FB_EXPORTS ?= \
 	CROSS_COMPILE="$(CCACHE)$(AARCH64_CROSS_COMPILE)"

 ATF_FB_FLAGS ?= \
 	DEBUG=$(DEBUG) \
 	PLAT=hikey

 .PHONY: atf-fb
 atf-fb:
 	$(ATF_FB_EXPORTS) $(MAKE) -C $(ATF_FB_PATH) $(ATF_FB_FLAGS)

 .PHONY: atf-fb-clean
 atf-fb-clean:
 	$(ATF_FB_EXPORTS) $(MAKE) -C $(ATF_FB_PATH) $(ATF_FB_FLAGS) clean

 ################################################################################
 # l-loader
 ################################################################################
 .PHONY: lloader
 lloader: arm-tf atf-fb
 	cd $(LLOADER_PATH) && \
 		ln -sf $(TF_A_PATH)/build/hikey/$(TF_A_BUILD)/bl1.bin && \
 		ln -sf $(TF_A_PATH)/build/hikey/$(TF_A_BUILD)/bl2.bin && \
 		ln -sf $(ATF_FB_PATH)/build/hikey/$(ATF_FB_BUILD)/bl1.bin fastboot.bin && \
 		$(MAKE) hikey PTABLE_LST="linux-$(CFG_FLASH_SIZE)g" CROSS_COMPILE="$(CCACHE)$(AARCH32_CROSS_COMPILE)"

 .PHONY: lloader-clean
 lloader-clean:
 	$(MAKE) -C $(LLOADER_PATH) hikey-clean

 ################################################################################
 # nvme image
 #
 # nvme partition is used to store UEFI non-volatile variables,
 # but nvme image is currently an empty list
 ################################################################################
 .PHONY: nvme
 nvme: prepare
 ifeq ("$(wildcard $(NVME_IMG))","")
 	dd if=/dev/zero of=$(NVME_IMG) bs=1K count=128
 endif

 .PHONY: nvme-cleaner
 nvme-cleaner:
 	rm -f $(NVME_IMG)

 ################################################################################
 # Flash
 ################################################################################
 define flash_help
 	@read -r -p "1. Connect USB OTG cable, the micro USB cable (press enter)" dummy
 	@read -r -p "2. Connect HiKey to power up (press enter)" dummy
 endef

 .PHONY: recovery
 recovery:
 	@echo "Enter recovery mode to flash a new bootloader"
 	@echo
 	@echo "Make sure udev permissions are set appropriately:"
 	@echo "  # /etc/udev/rules.d/hikey.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 as follows:"
 	@echo "Jumper 1-2: Closed (Auto power up = Boot up when power is applied)"
 	@echo "       3-4: Closed (Boot Select = Recovery: program eMMC from USB OTG)"
 	@echo "       5-6: Open (GPIO3-1 = High: UEFI runs normally)"
 	@read -r -p "Press enter to continue" dummy
 	@echo
 	$(call flash_help)
 	@echo
 	$(ROOT)/burn-boot/hisi-idt.py --img1=$(LLOADER_PATH)/recovery.bin
 	fastboot getvar partition-size:ptable
 	fastboot flash loader $(LLOADER_PATH)/l-loader.bin
 	@echo
 	@echo "3. Wait until you see the (UART) message"
 	@echo "    \"Enter fastboot mode...\""
 	@$(MAKE) --no-print flash FROM_RECOVERY=1

 .PHONY: flash
 flash:
 ifneq ($(FROM_RECOVERY),1)
 	@echo "Flash binaries using fastboot"
 	@echo
 	@echo "Set jumpers as follows:"
 	@echo "Jumper 1-2: Closed (Auto power up = Boot up when power is applied)"
 	@echo "       3-4: Open (Boot Select = Boot from eMMC)"
 	@echo "       5-6: Closed (GPIO3-1 = Low: UEFI runs Fastboot app)"
 	@read -r -p "Press enter to continue" dummy
 	@echo
 	$(call flash_help)
 	@echo "3. Wait until you see the (UART) message"
 	@echo "    \"Android Fastboot mode - version x.x.\""
 	@echo "     Press RETURN or SPACE key to quit.\""
 endif
 	@read -r -p "Then press enter to continue flashing" dummy
 	@echo
 	fastboot flash ptable $(LLOADER_PATH)/ptable-linux-$(CFG_FLASH_SIZE)g.img
 	fastboot flash fastboot $(TF_A_PATH)/build/hikey/$(TF_A_BUILD)/fip.bin
 	fastboot flash nvme $(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/secure world console UARTs: 3, 2, or 0 [default 3]
	CFG_NW_CONSOLE_UART ?= 3
	CFG_SW_CONSOLE_UART ?= 3

	# eMMC flash size: 8 or 4 GB [default 8]
	CFG_FLASH_SIZE ?= 8

	OPTEE_OS_PLATFORM = hikey

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

	################################################################################
	# Paths to git projects and various binaries
	################################################################################
	TF_A_PATH ?= $(ROOT)/trusted-firmware-a
	ATF_FB_PATH ?= $(ROOT)/atf-fastboot
	ifeq ($(DEBUG),1)
	TF_A_BUILD ?= debug
	ATF_FB_BUILD ?= debug
	else
	TF_A_BUILD ?= release
	ATF_FB_BUILD ?= release
	endif

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

	OUT_PATH ?=$(ROOT)/out
	MCUIMAGE_BIN ?= $(OPENPLATPKG_PATH)/Platforms/Hisilicon/HiKey/Binary/mcuimage.bin
	BOOT_IMG ?=$(ROOT)/out/boot-fat.uefi.img
	NVME_IMG ?=$(ROOT)/out/nvme.img
	GRUB_PATH ?=$(ROOT)/grub
	LLOADER_PATH ?=$(ROOT)/l-loader
	PATCHES_PATH ?=$(ROOT)/patches_hikey

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

	.PHONY: clean
	clean: arm-tf-clean atf-fb-clean buildroot-clean edk2-clean linux-clean \
	optee-os-clean boot-img-clean lloader-clean grub-clean

	.PHONY: cleaner
	cleaner: clean prepare-cleaner buildroot-cleaner linux-cleaner \
	nvme-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
	################################################################################
	TF_A_EXPORTS ?= \
	CROSS_COMPILE="$(CCACHE)$(AARCH64_CROSS_COMPILE)"

	TF_A_FLAGS ?= \
	BL32=$(OPTEE_OS_HEADER_V2_BIN) \
	BL32_EXTRA1=$(OPTEE_OS_PAGER_V2_BIN) \
	BL32_EXTRA2=$(OPTEE_OS_PAGEABLE_V2_BIN) \
	BL33=$(EDK2_BIN) \
	SCP_BL2=$(MCUIMAGE_BIN) \
	DEBUG=$(DEBUG) \
	PLAT=hikey \
	SPD=opteed

	TF_A_CONSOLE_UART ?= $(CFG_SW_CONSOLE_UART)
	ifeq ($(TF_A_CONSOLE_UART),0)
	TF_A_FLAGS += CONSOLE_BASE=PL011_UART0_BASE \
	CRASH_CONSOLE_BASE=PL011_UART0_BASE
	endif
	ifeq ($(TF_A_CONSOLE_UART),2)
	TF_A_FLAGS += CONSOLE_BASE=PL011_UART2_BASE \
	CRASH_CONSOLE_BASE=PL011_UART2_BASE
	endif

	.PHONY: arm-tf
	arm-tf: optee-os edk2
	$(TF_A_EXPORTS) $(MAKE) -C $(TF_A_PATH) $(TF_A_FLAGS) all fip

	.PHONY: arm-tf-clean
	arm-tf-clean:
	$(TF_A_EXPORTS) $(MAKE) -C $(TF_A_PATH) $(TF_A_FLAGS) clean

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

	EDK2_CONSOLE_UART ?= $(CFG_NW_CONSOLE_UART)
	ifeq ($(EDK2_CONSOLE_UART),0)
	EDK2_BUILDFLAGS += -DSERIAL_BASE=0xF8015000
	endif
	ifeq ($(EDK2_CONSOLE_UART),2)
	EDK2_BUILDFLAGS += -DSERIAL_BASE=0xF7112000
	endif

	define edk2-call
	$(EDK2_TOOLCHAIN)_$(EDK2_ARCH)_PREFIX=$(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:
	sed -i 's/\(^DEFINE GCC_ALL_CC_FLAGS.*-Wno-array-bounds\) -include/\1 -Wno-stringop-overflow -include/' $(EDK2_PATH)/BaseTools/Conf/tools_def.template
	cd $(EDK2_PATH) && rm -rf OpenPlatformPkg && \
	ln -s $(OPENPLATPKG_PATH)
	set -e && cd $(EDK2_PATH) && source edksetup.sh && \
	$(MAKE) -j1 -C $(EDK2_PATH)/BaseTools \
	BUILD_CC="gcc $(call cc-option,gcc,-Wno-error=stringop-truncation,)" && \
	$(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/hikey.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 hisilicon/hi6220-hikey.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 += CFG_CONSOLE_UART=$(CFG_SW_CONSOLE_UART)

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

	.PHONY: optee-os-clean
	optee-os-clean: optee-os-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" \
	--disable-werror

	GRUB_MODULES += boot chain configfile efinet ext2 fat gettext \
	help linux loadenv lsefi normal part_gpt \
	part_msdos read search search_fs_file search_fs_uuid \
	search_label terminal terminfo 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_NW_CONSOLE_UART),3)
	GRUBCFG = $(PATCHES_PATH)/grub/grub_uart3.cfg
	else ifeq ($(CFG_NW_CONSOLE_UART),2)
	GRUBCFG = $(PATCHES_PATH)/grub/grub_uart2.cfg
	else
	GRUBCFG = $(PATCHES_PATH)/grub/grub_uart0.cfg
	endif

	.PHONY: boot-img
	boot-img: linux buildroot 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/hi6220-hikey.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) $(ROOT)/out-br/images/rootfs.cpio.gz ::/initrd.img
	mcopy -i $(BOOT_IMG) $(EDK2_PATH)/Build/HiKey/$(EDK2_BUILD)_$(EDK2_TOOLCHAIN)/$(EDK2_ARCH)/AndroidFastbootApp.efi ::/EFI/BOOT/fastboot.efi

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

	################################################################################
	# atf-fastboot
	################################################################################
	ATF_FB_EXPORTS ?= \
	CROSS_COMPILE="$(CCACHE)$(AARCH64_CROSS_COMPILE)"

	ATF_FB_FLAGS ?= \
	DEBUG=$(DEBUG) \
	PLAT=hikey

	.PHONY: atf-fb
	atf-fb:
	$(ATF_FB_EXPORTS) $(MAKE) -C $(ATF_FB_PATH) $(ATF_FB_FLAGS)

	.PHONY: atf-fb-clean
	atf-fb-clean:
	$(ATF_FB_EXPORTS) $(MAKE) -C $(ATF_FB_PATH) $(ATF_FB_FLAGS) clean

	################################################################################
	# l-loader
	################################################################################
	.PHONY: lloader
	lloader: arm-tf atf-fb
	cd $(LLOADER_PATH) && \
	ln -sf $(TF_A_PATH)/build/hikey/$(TF_A_BUILD)/bl1.bin && \
	ln -sf $(TF_A_PATH)/build/hikey/$(TF_A_BUILD)/bl2.bin && \
	ln -sf $(ATF_FB_PATH)/build/hikey/$(ATF_FB_BUILD)/bl1.bin fastboot.bin && \
	$(MAKE) hikey PTABLE_LST="linux-$(CFG_FLASH_SIZE)g" CROSS_COMPILE="$(CCACHE)$(AARCH32_CROSS_COMPILE)"

	.PHONY: lloader-clean
	lloader-clean:
	$(MAKE) -C $(LLOADER_PATH) hikey-clean

	################################################################################
	# nvme image
	#
	# nvme partition is used to store UEFI non-volatile variables,
	# but nvme image is currently an empty list
	################################################################################
	.PHONY: nvme
	nvme: prepare
	ifeq ("$(wildcard $(NVME_IMG))","")
	dd if=/dev/zero of=$(NVME_IMG) bs=1K count=128
	endif

	.PHONY: nvme-cleaner
	nvme-cleaner:
	rm -f $(NVME_IMG)

	################################################################################
	# Flash
	################################################################################
	define flash_help
	@read -r -p "1. Connect USB OTG cable, the micro USB cable (press enter)" dummy
	@read -r -p "2. Connect HiKey to power up (press enter)" dummy
	endef

	.PHONY: recovery
	recovery:
	@echo "Enter recovery mode to flash a new bootloader"
	@echo
	@echo "Make sure udev permissions are set appropriately:"
	@echo " # /etc/udev/rules.d/hikey.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 as follows:"
	@echo "Jumper 1-2: Closed (Auto power up = Boot up when power is applied)"
	@echo " 3-4: Closed (Boot Select = Recovery: program eMMC from USB OTG)"
	@echo " 5-6: Open (GPIO3-1 = High: UEFI runs normally)"
	@read -r -p "Press enter to continue" dummy
	@echo
	$(call flash_help)
	@echo
	$(ROOT)/burn-boot/hisi-idt.py --img1=$(LLOADER_PATH)/recovery.bin
	fastboot getvar partition-size:ptable
	fastboot flash loader $(LLOADER_PATH)/l-loader.bin
	@echo
	@echo "3. Wait until you see the (UART) message"
	@echo " \"Enter fastboot mode...\""
	@$(MAKE) --no-print flash FROM_RECOVERY=1

	.PHONY: flash
	flash:
	ifneq ($(FROM_RECOVERY),1)
	@echo "Flash binaries using fastboot"
	@echo
	@echo "Set jumpers as follows:"
	@echo "Jumper 1-2: Closed (Auto power up = Boot up when power is applied)"
	@echo " 3-4: Open (Boot Select = Boot from eMMC)"
	@echo " 5-6: Closed (GPIO3-1 = Low: UEFI runs Fastboot app)"
	@read -r -p "Press enter to continue" dummy
	@echo
	$(call flash_help)
	@echo "3. Wait until you see the (UART) message"
	@echo " \"Android Fastboot mode - version x.x.\""
	@echo " Press RETURN or SPACE key to quit.\""
	endif
	@read -r -p "Then press enter to continue flashing" dummy
	@echo
	fastboot flash ptable $(LLOADER_PATH)/ptable-linux-$(CFG_FLASH_SIZE)g.img
	fastboot flash fastboot $(TF_A_PATH)/build/hikey/$(TF_A_BUILD)/fip.bin
	fastboot flash nvme $(NVME_IMG)
	fastboot flash boot $(BOOT_IMG)