| ########################################################## |
| ## Common mk file used for Android to compile and ## |
| ## integrate OP-TEE related components ## |
| ## Following flags need to be defined in device.mk ## |
| ## OPTEE_OS_DIR ## |
| ## OPTEE_TA_TARGETS ## |
| ## OPTEE_CFG_ARM64_CORE ## |
| ## OPTEE_PLATFORM ## |
| ## And BUILD_OPTEE_MK needs to be defined in device.mk ## |
| ## to point to this file ## |
| ## ## |
| ## local_module needs to be defined before including ## |
| ## this file to build TAs ## |
| ## ## |
| ########################################################## |
| |
| OPTEE_OUT_DIR ?= $(PRODUCT_OUT)/optee |
| OPTEE_TA_OUT_DIR ?= $(OPTEE_OUT_DIR)/ta |
| TOP_ROOT_ABS := $(realpath $(TOP)) |
| |
| CROSS_COMPILE64 := $(TOP_ROOT_ABS)/$(TARGET_TOOLS_PREFIX) |
| CROSS_COMPILE_LINE := CROSS_COMPILE64="$(CROSS_COMPILE64)" |
| ifeq ($(strip $($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX)),) |
| CROSS_COMPILE32 := $(TOP_ROOT_ABS)/$($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX) |
| CROSS_COMPILE_LINE += CROSS_COMPILE32="$(CROSS_COMPILE32)" |
| endif |
| |
| ########################################################## |
| ## Lines for building TAs automatically ## |
| ## will only be included in Android.mk for TAs ## |
| ## local_module: ## |
| ## need to be defined before include for this ## |
| ########################################################## |
| ifneq (false,$(INCLUDE_FOR_BUILD_TA)) |
| include $(CLEAR_VARS) |
| |
| LOCAL_MODULE := $(local_module) |
| LOCAL_PREBUILT_MODULE_FILE := $(OPTEE_TA_OUT_DIR)/$(LOCAL_MODULE) |
| LOCAL_MODULE_PATH := $(TARGET_OUT)/lib/optee_armtz |
| LOCAL_MODULE_CLASS := EXECUTABLES |
| LOCAL_MODULE_TAGS := optional |
| |
| TA_TMP_DIR := $(subst /,_,$(LOCAL_PATH)) |
| TA_TMP_FILE := $(OPTEE_TA_OUT_DIR)/$(TA_TMP_DIR)/$(LOCAL_MODULE) |
| $(LOCAL_PREBUILT_MODULE_FILE): $(TA_TMP_FILE) |
| @mkdir -p $(dir $@) |
| cp -uvf $< $@ |
| |
| $(TA_TMP_FILE): PRIVATE_TA_SRC_DIR := $(LOCAL_PATH) |
| $(TA_TMP_FILE): PRIVATE_TA_TMP_FILE := $(TA_TMP_FILE) |
| $(TA_TMP_FILE): PRIVATE_TA_TMP_DIR := $(TA_TMP_DIR) |
| $(TA_TMP_FILE): BUILD_OPTEE_OS |
| @echo "Start building TA for $(PRIVATE_TA_SRC_DIR) $(PRIVATE_TA_TMP_FILE)..." |
| $(MAKE) -C $(TOP_ROOT_ABS)/$(PRIVATE_TA_SRC_DIR) O=$(TOP_ROOT_ABS)/$(OPTEE_TA_OUT_DIR)/$(PRIVATE_TA_TMP_DIR) \ |
| TA_DEV_KIT_DIR=$(TOP_ROOT_ABS)/$(TA_DEV_KIT_DIR) \ |
| $(CROSS_COMPILE_LINE) |
| @echo "Finished building TA for $(PRIVATE_TA_SRC_DIR) $(PRIVATE_TA_TMP_FILE)..." |
| |
| include $(BUILD_PREBUILT) |
| endif |
| |
| BUILD_OPTEE_OS: |
| echo "Using prebuilt optee" |