aa4182befb
[Detail] Append kernel dtb into boot.img, without packing to kernel. MTK-Commit-Id: 06a9135ecf0d0d00ac6d76a92499af934f6a3e21 Change-Id: Ifde78909fa349dcbafa681562e0b5292069db84c CR-Id: ALPS04450153 Feature: [Module]Kernel Maintenance Signed-off-by: emily <jiehui.li@mediatek.com>
67 lines
2.5 KiB
Makefile
67 lines
2.5 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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# Copyright (C) 2019 MediaTek Inc.
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LOCAL_PATH := $(call my-dir)
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ifeq ($(notdir $(LOCAL_PATH)),$(strip $(LINUX_KERNEL_VERSION)))
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ifneq ($(strip $(TARGET_NO_KERNEL)),true)
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include $(LOCAL_PATH)/kenv.mk
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include $(LOCAL_PATH)/kernel_modules.mk
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ifeq ($(wildcard $(TARGET_PREBUILT_KERNEL)),)
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KERNEL_MAKE_DEPENDENCIES := $(shell find $(KERNEL_DIR) -name .git -prune -o -type f | sort)
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$(TARGET_KERNEL_CONFIG): PRIVATE_DIR := $(KERNEL_DIR)
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$(TARGET_KERNEL_CONFIG): $(KERNEL_CONFIG_FILE) $(LOCAL_PATH)/Android.mk
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$(TARGET_KERNEL_CONFIG): $(KERNEL_MAKE_DEPENDENCIES)
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$(hide) mkdir -p $(dir $@)
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$(PREBUILT_MAKE_PREFIX)$(MAKE) -C $(PRIVATE_DIR) $(KERNEL_MAKE_OPTION) $(KERNEL_DEFCONFIG)
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.KATI_RESTAT: $(KERNEL_ZIMAGE_OUT)
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$(KERNEL_ZIMAGE_OUT): PRIVATE_DIR := $(KERNEL_DIR)
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$(KERNEL_ZIMAGE_OUT): $(TARGET_KERNEL_CONFIG) $(KERNEL_MAKE_DEPENDENCIES)
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$(hide) mkdir -p $(dir $@)
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$(PREBUILT_MAKE_PREFIX)$(MAKE) -C $(PRIVATE_DIR) $(KERNEL_MAKE_OPTION)
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$(hide) $(call fixup-kernel-cmd-file,$(KERNEL_OUT)/arch/$(KERNEL_TARGET_ARCH)/boot/compressed/.piggy.xzkern.cmd)
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cat $(IMAGE_GZ_PATH) $(MTK_APPEND_DTB_PATH) > $(MTK_IMAGE_GZ_DTB_PATH)
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$(BUILT_KERNEL_TARGET): $(KERNEL_ZIMAGE_OUT) $(TARGET_KERNEL_CONFIG) $(LOCAL_PATH)/Android.mk | $(ACP)
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$(copy-file-to-target)
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$(TARGET_PREBUILT_KERNEL): $(BUILT_KERNEL_TARGET) $(LOCAL_PATH)/Android.mk | $(ACP)
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$(copy-file-to-new-target)
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endif #TARGET_PREBUILT_KERNEL is empty
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$(INSTALLED_KERNEL_TARGET): $(BUILT_KERNEL_TARGET) $(LOCAL_PATH)/Android.mk | $(ACP)
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$(copy-file-to-target)
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.PHONY: kernel save-kernel kernel-savedefconfig kernel-menuconfig menuconfig-kernel savedefconfig-kernel clean-kernel
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kernel: $(INSTALLED_KERNEL_TARGET)
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save-kernel: $(TARGET_PREBUILT_KERNEL)
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kernel-savedefconfig: $(TARGET_KERNEL_CONFIG)
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cp $(TARGET_KERNEL_CONFIG) $(KERNEL_CONFIG_FILE)
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kernel-menuconfig:
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$(hide) mkdir -p $(KERNEL_OUT)
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$(MAKE) -C $(KERNEL_DIR) $(KERNEL_MAKE_OPTION) menuconfig
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menuconfig-kernel savedefconfig-kernel:
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$(hide) mkdir -p $(KERNEL_OUT)
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$(MAKE) -C $(KERNEL_DIR) $(KERNEL_MAKE_OPTION) $(patsubst %config-kernel,%config,$@)
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clean-kernel:
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$(hide) rm -rf $(KERNEL_OUT) $(INSTALLED_KERNEL_TARGET)
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### DTB
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INSTALLED_MTK_DTB_TARGET := $(BOARD_PREBUILT_DTBIMAGE_DIR)/mtk_dtb
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$(shell if [ ! -f $(INSTALLED_MTK_DTB_TARGET) ]; then mkdir -p $(dir $(INSTALLED_MTK_DTB_TARGET)); touch $(INSTALLED_MTK_DTB_TARGET);fi)
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$(INSTALLED_MTK_DTB_TARGET): $(INSTALLED_KERNEL_TARGET)
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@mkdir -p $(dir $@)
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@cp -f $(KERNEL_DTB_FILE) $@
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endif #TARGET_NO_KERNEL
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endif #LINUX_KERNEL_VERSION
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