| #Android makefile to build lk bootloader as a part of Android Build |
| |
| CLANG_BIN := $(ANDROID_BUILD_TOP)/$(LLVM_PREBUILTS_PATH)/ |
| |
| # Set flags if we need to include security libs |
| ifeq ($(TARGET_BOOTIMG_SIGNED),true) |
| SIGNED_KERNEL := SIGNED_KERNEL=1 |
| else |
| SIGNED_KERNEL := SIGNED_KERNEL=0 |
| endif |
| |
| ifeq ($(BOOTLOADER_PLATFORM),) |
| BOOTLOADER_PLATFORM := $(TARGET_BOARD_PLATFORM) |
| endif |
| |
| ifeq ($(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SUPPORTS_VERITY),true) |
| VERIFIED_BOOT := VERIFIED_BOOT=1 |
| else |
| VERIFIED_BOOT := VERIFIED_BOOT=0 |
| endif |
| |
| ifneq ($(TARGET_BUILD_VARIANT),user) |
| DEVICE_STATUS := DEFAULT_UNLOCK=true |
| endif |
| |
| ifeq ($(TARGET_BUILD_VARIANT),user) |
| BUILD_VARIANT := USER_BUILD_VARIANT=true |
| endif |
| |
| # ABL ELF output |
| TARGET_ABL := $(PRODUCT_OUT)/abl.elf |
| ABL_OUT := $(TARGET_OUT_INTERMEDIATES)/ABL_OBJ |
| |
| abl_clean: |
| $(hide) rm -f $(TARGET_ABL) |
| |
| $(ABL_OUT): |
| mkdir -p $(ABL_OUT) |
| |
| # Top level target |
| $(TARGET_ABL): abl_clean | $(ABL_OUT) $(INSTALLED_KEYSTOREIMAGE_TARGET) |
| $(MAKE) -C bootable/bootloader/edk2 BOOTLOADER_OUT=../../../$(ABL_OUT) all $(SIGNED_KERNEL) $(VERIFIED_BOOT) $(DEVICE_STATUS) $(BUILD_VARIANT) CLANG_BIN=$(CLANG_BIN) |
| |
| # Keep build default for targets still using TARGET_BOOTLOADER |
| #TARGET_BOOTLOADER := $(PRODUCT_OUT)/EMMCBOOT.MBN |
| |
| TARGET_EMMC_BOOTLOADER := $(PRODUCT_OUT)/abl.elf |
| $(TARGET_EMMC_BOOTLOADER): $(ABL_OUT) | $(TARGET_ABL) |
| |
| .PHONY: abl |
| |
| abl: $(TARGET_ABL) |