-LOCAL_PATH := $(call my-dir)
-
-ifneq ($(TARGET_KERNEL_BUILT_FROM_SOURCE), false)
-
-OPTEE_MODULES := $(shell pwd)/$(PRODUCT_OUT)/obj/optee_modules/
-OPTEE_DRIVERS := $(shell pwd)/vendor/amlogic/common/tdk_linuxdriver/
-KERNEL_OUT_DIR := $(shell pwd)/$(PRODUCT_OUT)/obj/KERNEL_OBJ/
-
-##############################################################################
-###
-### Build tee modules for Android. Since is in Android.mk, not standalone
-### module build script, all kernel related configurations(e.g:CROSS_COMPILE),
-### PLEASE PLEASE extends from the build system, DO NOT customization here!
-##############################################################################
-ifeq ($(shell test $(PLATFORM_SDK_VERSION) -ge 29 && echo OK),OK)
-define build_optee_modules
- echo "$(1) $(2) $(3)"
- mkdir -p $(2)/
- cp -rfa $(1)/* $(2)/
- PATH=$$(cd ./$(TARGET_HOST_TOOL_PATH); pwd):$$PATH \
- $(MAKE) -C $(KERNEL_OUT_DIR) M=$(strip $(2)) \
- KERNEL_A32_SUPPORT=$(KERNEL_A32_SUPPORT) ARCH=$(KERNEL_ARCH) \
- CROSS_COMPILE=$(PREFIX_CROSS_COMPILE)
-endef
-else
-define build_optee_modules
- echo "$(1) $(2) $(3)"
- mkdir -p $(2)/
- cp -rfa $(1)/* $(2)/
- $(MAKE) -C $(KERNEL_OUT_DIR) M=$(strip $(2)) \
- KERNEL_A32_SUPPORT=$(KERNEL_A32_SUPPORT) ARCH=$(KERNEL_ARCH) \
- CROSS_COMPILE=$(PREFIX_CROSS_COMPILE)
-endef
-endif
+#
+# Copyright (C) 2021 The LineageOS Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
-$(PRODUCT_OUT)/obj/optee_modules/optee.ko: $(INSTALLED_KERNEL_TARGET)
- $(call build_optee_modules, $(OPTEE_DRIVERS), $(OPTEE_MODULES))
-
-endif
+LOCAL_PATH := $(call my-dir)
+ifeq ($(TARGET_PREBUILT_KERNEL),)
+OPTEE_PATH := $(abspath $(call my-dir))
include $(CLEAR_VARS)
-LOCAL_MODULE := optee_armtz
-LOCAL_MODULE_TAGS := optional
-LOCAL_MODULE_CLASS := SHARED_LIBRARIES
-
-ifneq ($(TARGET_KERNEL_BUILT_FROM_SOURCE), false)
-GEN_OPTEE_ARMTZ := $(local-generated-sources-dir)/optee_armtz.ko
-$(GEN_OPTEE_ARMTZ): $(PRODUCT_OUT)/obj/optee_modules/optee.ko | $(ACP)
- cp $(PRODUCT_OUT)/obj/optee_modules/optee/optee_armtz.ko $(GEN_OPTEE_ARMTZ)
-
-LOCAL_PREBUILT_MODULE_FILE := $(GEN_OPTEE_ARMTZ)
-else
-# TARGET_BOOTLOADER_BOARD_NAME currently defined the same as platform device name
-LOCAL_SRC_FILES := device/amlogic/$(TARGET_BOOTLOADER_BOARD_NAME)-kernel/optee_armtz.ko
-endif
+LOCAL_MODULE := optee-module
LOCAL_MODULE_SUFFIX := .ko
-LOCAL_MODULE_PATH := $(TARGET_OUT_VENDOR)/lib
-LOCAL_STRIP_MODULE := false
-include $(BUILD_PREBUILT)
-
-
-include $(CLEAR_VARS)
-LOCAL_MODULE := optee
-LOCAL_MODULE_CLASS := SHARED_LIBRARIES
-
-ifneq ($(TARGET_KERNEL_BUILT_FROM_SOURCE), false)
-GEN_OPTEE := $(local-generated-sources-dir)/optee.ko
-$(GEN_OPTEE): $(PRODUCT_OUT)/obj/optee_modules/optee.ko | $(ACP)
- cp $(PRODUCT_OUT)/obj/optee_modules/optee.ko $(GEN_OPTEE)
-
-LOCAL_PREBUILT_MODULE_FILE := $(GEN_OPTEE)
-else
-LOCAL_SRC_FILES := \
- device/amlogic/$(TARGET_BOOTLOADER_BOARD_NAME)-kernel/optee.ko
-
+LOCAL_MODULE_CLASS := ETC
+LOCAL_MODULE_PATH := $(TARGET_OUT_VENDOR)/lib/modules
+
+_optee_intermediates := $(call intermediates-dir-for,$(LOCAL_MODULE_CLASS),$(LOCAL_MODULE))
+_optee_ko := $(_optee_intermediates)/$(LOCAL_MODULE)$(LOCAL_MODULE_SUFFIX)
+KERNEL_OUT := $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ
+
+$(_optee_ko): $(KERNEL_OUT)/arch/$(KERNEL_ARCH)/boot/$(BOARD_KERNEL_IMAGE_NAME)
+ @mkdir -p $(dir $@)
+ @cp -R $(OPTEE_PATH)/* $(_optee_intermediates)/
+ $(hide) +$(KERNEL_MAKE_CMD) $(PATH_OVERRIDE) $(KERNEL_MAKE_FLAGS) -C $(KERNEL_OUT) M=$(abspath $(_optee_intermediates)) ARCH=$(TARGET_KERNEL_ARCH) $(KERNEL_CROSS_COMPILE) modules
+ modules=$$(find $(_optee_intermediates) -type f -name '*.ko'); \
+ for f in $$modules; do \
+ $(KERNEL_TOOLCHAIN_PATH)strip --strip-unneeded $$f; \
+ cp $$f $(KERNEL_MODULES_OUT)/lib/modules; \
+ done;
+ touch $(_optee_intermediates)/optee-module.ko
+
+include $(BUILD_SYSTEM)/base_rules.mk
endif
-LOCAL_MODULE_TAGS := optional
-LOCAL_MODULE_SUFFIX := .ko
-LOCAL_MODULE_PATH := $(TARGET_OUT_VENDOR)/lib
-LOCAL_STRIP_MODULE := false
-include $(BUILD_PREBUILT)