diff --git a/BoardConfig.mk b/BoardConfig.mk index bde9903..89a230a 100644 --- a/BoardConfig.mk +++ b/BoardConfig.mk @@ -27,6 +27,7 @@ TARGET_CPU_ABI2 := armeabi TARGET_CPU_SMP := true # Kernel Config +BOARD_CUSTOM_BOOTIMG_MK := device/amazon/ford/mkbootimg.mk BOARD_MKBOOTIMG_ARGS := --ramdisk_offset 0x04000000 --tags_offset 0x00000100 BOARD_KERNEL_CMDLINE := androidboot.selinux=permissive BOARD_KERNEL_BASE := 0x80000000 diff --git a/mkbootimg.mk b/mkbootimg.mk new file mode 100644 index 0000000..cc6df9c --- /dev/null +++ b/mkbootimg.mk @@ -0,0 +1,77 @@ +# +# Copyright (C) 2017 The Android Open-Source 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. +# + +# can this be done in bash? credits go to bgcngm +define make_header + perl -e 'print pack("a4 L a32 a472", "\x88\x16\x88\x58", $$ARGV[0], $$ARGV[1], "\xFF"x472)' $(1) $(2) > $(3) +endef + +# this is overriding targets from build/core/Makefile +$(INSTALLED_KERNEL_TARGET).mtk.header: $(INSTALLED_KERNEL_TARGET) + size=$$($(call get-file-size,$(INSTALLED_KERNEL_TARGET))); \ + $(call make_header, $$((size)), "KERNEL", $@) +$(INSTALLED_KERNEL_TARGET).mtk: $(INSTALLED_KERNEL_TARGET).mtk.header + $(call pretty,"Adding MTK header to kernel.") + cat $(INSTALLED_KERNEL_TARGET).mtk.header $(INSTALLED_KERNEL_TARGET) \ + > $@ + +$(INSTALLED_RAMDISK_TARGET).mtk.header: $(INSTALLED_RAMDISK_TARGET) + size=$$($(call get-file-size,$(INSTALLED_RAMDISK_TARGET))); \ + $(call make_header, $$((size)), "ROOTFS", $@) +$(INSTALLED_RAMDISK_TARGET).mtk: $(INSTALLED_RAMDISK_TARGET).mtk.header + $(call pretty,"Adding MTK header to ramdisk.") + cat $(INSTALLED_RAMDISK_TARGET).mtk.header $(INSTALLED_RAMDISK_TARGET) \ + > $@ + +$(PRODUCT_OUT)/recovery_kernel.mtk.header: $(recovery_kernel) + size=$$($(call get-file-size,$(recovery_kernel))); \ + $(call make_header, $$((size)), "KERNEL", $@) +$(PRODUCT_OUT)/recovery_kernel.mtk: $(PRODUCT_OUT)/recovery_kernel.mtk.header + $(call pretty,"Adding MTK header to recovery kernel.") + cat $(PRODUCT_OUT)/recovery_kernel.mtk.header $(recovery_kernel) > $@ + +$(recovery_ramdisk).mtk.header: $(recovery_ramdisk) + size=$$($(call get-file-size,$(recovery_ramdisk))); \ + $(call make_header, $$((size)), "RECOVERY", $@) +$(recovery_ramdisk).mtk: $(MKBOOTIMG) $(recovery_ramdisk).mtk.header + $(call pretty,"Adding MTK header to recovery ramdisk.") + cat $(recovery_ramdisk).mtk.header $(recovery_ramdisk) > $@ + +INTERNAL_MTK_BOOTIMAGE_ARGS := \ + --kernel $(INSTALLED_KERNEL_TARGET).mtk \ + --ramdisk $(INSTALLED_RAMDISK_TARGET).mtk + +$(INSTALLED_BOOTIMAGE_TARGET): $(MKBOOTIMG)\ + $(INSTALLED_RAMDISK_TARGET).mtk $(INSTALLED_KERNEL_TARGET).mtk + $(call pretty,"Target boot image: $@") + $(MKBOOTIMG) $(INTERNAL_MTK_BOOTIMAGE_ARGS) $(BOARD_MKBOOTIMG_ARGS) \ + --output $@ + $(hide) $(call assert-max-image-size,$@, \ + $(BOARD_BOOTIMAGE_PARTITION_SIZE),raw) + @echo -e ${CL_CYN}"Made boot image: $@"${CL_RST} + +INTERNAL_MTK_RECOVERYIMAGE_ARGS := \ + --kernel $(INSTALLED_KERNEL_TARGET).mtk \ + --ramdisk $(recovery_ramdisk).mtk + +$(INSTALLED_RECOVERYIMAGE_TARGET): $(MKBOOTIMG) \ + $(recovery_ramdisk).mtk $(INSTALLED_KERNEL_TARGET).mtk + @echo -e ${CL_CYN}"----- Making recovery image ------"${CL_RST} + $(MKBOOTIMG) $(INTERNAL_MTK_RECOVERYIMAGE_ARGS) \ + $(BOARD_MKBOOTIMG_ARGS) --output $@ + $(hide) $(call assert-max-image-size,$@, \ + $(BOARD_RECOVERYIMAGE_PARTITION_SIZE),raw) + @echo -e ${CL_CYN}"Made recovery image: $@"${CL_RST}