mkbootimg.mk

   1 # Copyright (C) 2017 The LineageOS Project
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 # http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 LOCAL_PATH := $(call my-dir)
  16
  17 ifeq ($(strip $(BOARD_KERNEL_SEPARATED_DT)),true)
  18 ifneq ($(strip $(BOARD_KERNEL_PREBUILT_DT)),true)
  19 ifeq ($(strip $(BUILD_TINY_ANDROID)),true)
  20 include system/tools/dtbtool/Android.mk
  21 endif
  22
  23 ifeq ($(strip $(TARGET_CUSTOM_DTBTOOL)),)
  24 DTBTOOL_NAME := dtbToolLineage
  25 else
  26 DTBTOOL_NAME := $(TARGET_CUSTOM_DTBTOOL)
  27 endif
  28
  29 DTBTOOL := $(HOST_OUT_EXECUTABLES)/$(DTBTOOL_NAME)$(HOST_EXECUTABLE_SUFFIX)
  30
  31 INSTALLED_DTIMAGE_TARGET := $(PRODUCT_OUT)/dt.img
  32
  33 ifeq ($(strip $(TARGET_CUSTOM_DTBTOOL)),)
  34 # dtbToolCM will search subdirectories
  35 possible_dtb_dirs = $(KERNEL_OUT)/arch/$(KERNEL_ARCH)/boot/
  36 else
  37 # Most specific paths must come first in possible_dtb_dirs
  38 possible_dtb_dirs = $(KERNEL_OUT)/arch/$(KERNEL_ARCH)/boot/dts/exynos/ $(KERNEL_OUT)/arch/$(KERNEL_ARCH)/boot/dts/ $(KERNEL_OUT)/arch/$(KERNEL_ARCH)/boot/
  39 endif
  40
  41 define build-dtimage-target
  42     $(call pretty,"Target dt image: $@")
  43     $(hide) for dir in $(possible_dtb_dirs); do \
  44         if [ -d "$$dir" ]; then \
  45             dtb_dir="$$dir"; \
  46             break; \
  47         fi; \
  48     done; \
  49     $(DTBTOOL) $(BOARD_DTBTOOL_ARGS) -o $@ -s $(BOARD_KERNEL_PAGESIZE) -p $(KERNEL_OUT)/scripts/dtc/ "$$dtb_dir";
  50     $(hide) chmod a+r $@
  51 endef
  52
  53 $(INSTALLED_DTIMAGE_TARGET): $(DTBTOOL) $(INSTALLED_KERNEL_TARGET)
  54         $(build-dtimage-target)
  55         @echo "Made DT image: $@"
  56
  57 .PHONY: dtimage
  58 dtimage: $(INSTALLED_DTIMAGE_TARGET)
  59
  60 endif
  61 endif
  62
  63 ifeq ($(strip $(TARGET_NEEDS_LOKI)),true)
  64 LOKI_TOOL := loki_tool
  65 else
  66 LOKI_TOOL := echo
  67 TARGET_LOKI_ABOOT_IMAGE :=
  68 endif
  69
  70 $(INSTALLED_BOOTIMAGE_TARGET): $(MKBOOTIMG) $(INTERNAL_BOOTIMAGE_FILES) $(BOOTIMAGE_EXTRA_DEPS)
  71         $(call pretty,"Target boot image: $@")
  72         $(hide) $(MKBOOTIMG) $(INTERNAL_BOOTIMAGE_ARGS) $(INTERNAL_MKBOOTIMG_VERSION_ARGS) $(BOARD_MKBOOTIMG_ARGS) --output $@
  73         $(hide) echo -n "SEANDROIDENFORCE" >> $@
  74         $(hide) $(LOKI_TOOL) patch boot $(TARGET_LOKI_ABOOT_IMAGE) $@ $@.lok
  75         $(hide) cp $@.lok $@ || true
  76         $(hide) $(call assert-max-image-size,$@,$(BOARD_BOOTIMAGE_PARTITION_SIZE),raw)
  77         @echo "Made boot image: $@"
  78
  79 $(INSTALLED_RECOVERYIMAGE_TARGET): $(MKBOOTIMG) $(recovery_ramdisk) $(recovery_kernel) $(RECOVERYIMAGE_EXTRA_DEPS)
  80         @echo "----- Making recovery image ------"
  81         $(hide) $(MKBOOTIMG) $(INTERNAL_RECOVERYIMAGE_ARGS) $(INTERNAL_MKBOOTIMG_VERSION_ARGS) $(BOARD_MKBOOTIMG_ARGS) --output $@ --id > $(RECOVERYIMAGE_ID_FILE)
  82         $(hide) echo -n "SEANDROIDENFORCE" >> $@
  83         $(hide) $(LOKI_TOOL) patch recovery $(TARGET_LOKI_ABOOT_IMAGE) $@ $@.lok
  84         $(hide) cp $@.lok $@ || true
  85         $(hide) $(call assert-max-image-size,$@,$(BOARD_RECOVERYIMAGE_PARTITION_SIZE),raw)
  86         @echo "Made recovery image: $@"