diff options
Diffstat (limited to 'core/generate_extra_images.mk')
| -rw-r--r-- | core/generate_extra_images.mk | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/core/generate_extra_images.mk b/core/generate_extra_images.mk new file mode 100644 index 0000000..f7fb0c5 --- /dev/null +++ b/core/generate_extra_images.mk @@ -0,0 +1,118 @@ +# This makefile is used to generate extra images for QCOM targets +# persist, device tree & NAND images required for different QCOM targets. + +# These variables are required to make sure that the required +# files/targets are available before generating NAND images. +# This file is included from device/qcom/<TARGET>/AndroidBoard.mk +# and gets parsed before build/core/Makefile, which has these +# variables defined. build/core/Makefile will overwrite these +# variables again. +INSTALLED_BOOTIMAGE_TARGET := $(PRODUCT_OUT)/boot.img +INSTALLED_RECOVERYIMAGE_TARGET := $(PRODUCT_OUT)/recovery.img +INSTALLED_USERDATAIMAGE_TARGET := $(PRODUCT_OUT)/userdata.img + +#---------------------------------------------------------------------- +# Generate secure boot & recovery image +#---------------------------------------------------------------------- +ifeq ($(TARGET_BOOTIMG_SIGNED),true) +INSTALLED_SEC_BOOTIMAGE_TARGET := $(PRODUCT_OUT)/boot.img.secure +INSTALLED_SEC_RECOVERYIMAGE_TARGET := $(PRODUCT_OUT)/recovery.img.secure + +ifneq ($(BUILD_TINY_ANDROID),true) +intermediates := $(call intermediates-dir-for,PACKAGING,recovery_patch) +RECOVERY_FROM_BOOT_PATCH := $(intermediates)/recovery_from_boot.p +endif + +ifndef TARGET_SHA_TYPE + TARGET_SHA_TYPE := sha256 +endif + +define build-sec-image + $(hide) mv -f $(1) $(1).nonsecure + $(hide) openssl dgst -$(TARGET_SHA_TYPE) -binary $(1).nonsecure > $(1).$(TARGET_SHA_TYPE) + $(hide) openssl rsautl -sign -in $(1).$(TARGET_SHA_TYPE) -inkey $(PRODUCT_PRIVATE_KEY) -out $(1).sig + $(hide) dd if=/dev/zero of=$(1).sig.padded bs=$(BOARD_KERNEL_PAGESIZE) count=1 + $(hide) dd if=$(1).sig of=$(1).sig.padded conv=notrunc + $(hide) cat $(1).nonsecure $(1).sig.padded > $(1).secure + $(hide) rm -rf $(1).$(TARGET_SHA_TYPE) $(1).sig $(1).sig.padded + $(hide) mv -f $(1).secure $(1) +endef + +$(INSTALLED_SEC_BOOTIMAGE_TARGET): $(INSTALLED_BOOTIMAGE_TARGET) $(RECOVERY_FROM_BOOT_PATCH) + $(hide) $(call build-sec-image,$(INSTALLED_BOOTIMAGE_TARGET)) + +ALL_DEFAULT_INSTALLED_MODULES += $(INSTALLED_SEC_BOOTIMAGE_TARGET) +ALL_MODULES.$(LOCAL_MODULE).INSTALLED += $(INSTALLED_SEC_BOOTIMAGE_TARGET) + +$(INSTALLED_SEC_RECOVERYIMAGE_TARGET): $(INSTALLED_RECOVERYIMAGE_TARGET) $(RECOVERY_FROM_BOOT_PATCH) + $(hide) $(call build-sec-image,$(INSTALLED_RECOVERYIMAGE_TARGET)) + +ifneq ($(BUILD_TINY_ANDROID),true) +ALL_DEFAULT_INSTALLED_MODULES += $(INSTALLED_SEC_RECOVERYIMAGE_TARGET) +ALL_MODULES.$(LOCAL_MODULE).INSTALLED += $(INSTALLED_SEC_RECOVERYIMAGE_TARGET) +endif # !BUILD_TINY_ANDROID +endif # TARGET_BOOTIMG_SIGNED + +#---------------------------------------------------------------------- +# Generate persist image (persist.img) +#---------------------------------------------------------------------- +TARGET_OUT_PERSIST := $(PRODUCT_OUT)/persist + +INTERNAL_PERSISTIMAGE_FILES := \ + $(filter $(TARGET_OUT_PERSIST)/%,$(ALL_DEFAULT_INSTALLED_MODULES)) + +INSTALLED_PERSISTIMAGE_TARGET := $(PRODUCT_OUT)/persist.img + +define build-persistimage-target + $(call pretty,"Target persist fs image: $(INSTALLED_PERSISTIMAGE_TARGET)") + @mkdir -p $(TARGET_OUT_PERSIST) + $(hide) $(MKEXTUSERIMG) -s $(TARGET_OUT_PERSIST) $@ ext4 persist $(BOARD_PERSISTIMAGE_PARTITION_SIZE) + $(hide) chmod a+r $@ + $(hide) $(call assert-max-image-size,$@,$(BOARD_PERSISTIMAGE_PARTITION_SIZE),yaffs) +endef + +$(INSTALLED_PERSISTIMAGE_TARGET): $(MKEXTUSERIMG) $(MAKE_EXT4FS) $(INTERNAL_PERSISTIMAGE_FILES) + $(build-persistimage-target) + +ALL_DEFAULT_INSTALLED_MODULES += $(INSTALLED_PERSISTIMAGE_TARGET) +ALL_MODULES.$(LOCAL_MODULE).INSTALLED += $(INSTALLED_PERSISTIMAGE_TARGET) + +#---------------------------------------------------------------------- +# Generate extra userdata images (for variants with multiple mmc sizes) +#---------------------------------------------------------------------- +ifneq ($(BOARD_USERDATAEXTRAIMAGE_PARTITION_SIZE),) + +ifndef BOARD_USERDATAEXTRAIMAGE_PARTITION_NAME + BOARD_USERDATAEXTRAIMAGE_PARTITION_NAME := extra +endif + +BUILT_USERDATAEXTRAIMAGE_TARGET := $(PRODUCT_OUT)/userdata_$(BOARD_USERDATAEXTRAIMAGE_PARTITION_NAME).img + +define build-userdataextraimage-target + $(call pretty,"Target EXTRA userdata fs image: $(INSTALLED_USERDATAEXTRAIMAGE_TARGET)") + @mkdir -p $(TARGET_OUT_DATA) + $(hide) $(MKEXTUSERIMG) -s $(TARGET_OUT_DATA) $@ ext4 data $(BOARD_USERDATAEXTRAIMAGE_PARTITION_SIZE) + $(hide) chmod a+r $@ + $(hide) $(call assert-max-image-size,$@,$(BOARD_USERDATAEXTRAIMAGE_PARTITION_SIZE),yaffs) +endef + +INSTALLED_USERDATAEXTRAIMAGE_TARGET := $(BUILT_USERDATAEXTRAIMAGE_TARGET) +$(INSTALLED_USERDATAEXTRAIMAGE_TARGET): $(INSTALLED_USERDATAIMAGE_TARGET) + $(build-userdataextraimage-target) + +ALL_DEFAULT_INSTALLED_MODULES += $(INSTALLED_USERDATAEXTRAIMAGE_TARGET) +ALL_MODULES.$(LOCAL_MODULE).INSTALLED += $(INSTALLED_USERDATAEXTRAIMAGE_TARGET) + +endif + +.PHONY: aboot +aboot: $(INSTALLED_BOOTLOADER_MODULE) + +.PHONY: sec_bootimage +sec_bootimage: $(INSTALLED_BOOTIMAGE_TARGET) $(INSTALLED_SEC_BOOTIMAGE_TARGET) + +.PHONY: sec_recoveryimage +sec_recoveryimage: $(INSTALLED_RECOVERYIMAGE_TARGET) $(INSTALLED_SEC_RECOVERYIMAGE_TARGET) + +.PHONY: persistimage +persistimage: $(INSTALLED_PERSISTIMAGE_TARGET) |