b3ed5d5890
Debug build for msm-copper target fails due to usage of relative path to get the Device Tree file. This change replaces the relative path with absolute path from top level directory in the workspace. Change-Id: Idd39679028209cf75c327f61703e9fc51ad32d29 Signed-off-by: Satya Durga Srinivasu Prabhala <satyap@codeaurora.org>
90 lines
3.2 KiB
Makefile
90 lines
3.2 KiB
Makefile
#Android makefile to build kernel as a part of Android Build
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PERL = perl
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ifeq ($(TARGET_PREBUILT_KERNEL),)
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KERNEL_OUT := $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ
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KERNEL_CONFIG := $(KERNEL_OUT)/.config
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TARGET_PREBUILT_INT_KERNEL := $(KERNEL_OUT)/arch/arm/boot/zImage
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KERNEL_HEADERS_INSTALL := $(KERNEL_OUT)/usr
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KERNEL_MODULES_INSTALL := system
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KERNEL_MODULES_OUT := $(TARGET_OUT)/lib/modules
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KERNEL_IMG=$(KERNEL_OUT)/arch/arm/boot/Image
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MSM_ARCH ?= $(shell $(PERL) -e 'while (<>) {$$a = $$1 if /CONFIG_ARCH_((?:MSM|QSD)[a-zA-Z0-9]+)=y/; $$r = $$1 if /CONFIG_MSM_SOC_REV_(?!NONE)(\w+)=y/;} print lc("$$a$$r\n");' $(KERNEL_CONFIG))
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KERNEL_USE_OF ?= $(shell $(PERL) -e '$$of = "n"; while (<>) { if (/CONFIG_USE_OF=y/) { $$of = "y"; break; } } print $$of;' kernel/arch/arm/configs/$(KERNEL_DEFCONFIG))
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ifeq "$(KERNEL_USE_OF)" "y"
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KERNEL_ZIMG = $(KERNEL_OUT)/arch/arm/boot/zImage
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DTB_FILE = $(KERNEL_OUT)/arch/arm/boot/$(MSM_ARCH).dtb
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DTS_FILE = $(TOP)/kernel/arch/arm/boot/dts/$(MSM_ARCH).dts
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FULL_KERNEL = $(KERNEL_OUT)/arch/arm/boot/$(MSM_ARCH)-zImage
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DTC = $(KERNEL_OUT)/scripts/dtc/dtc
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define append-dtb
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md $(KERNEL_OUT)/arch/arm/boot;\
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$(DTC) -p 1024 -O dtb -o $(DTB_FILE) $(DTS_FILE);\
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cat $(KERNEL_ZIMG) $(DTB_FILE) > $(FULL_KERNEL)
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endef
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else
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FULL_KERNEL = $(KERNEL_IMG)
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define append-dtb
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endef
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endif
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ifeq ($(TARGET_USES_UNCOMPRESSED_KERNEL),true)
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$(info Using uncompressed kernel)
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TARGET_PREBUILT_KERNEL := $(KERNEL_OUT)/piggy
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else
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TARGET_PREBUILT_KERNEL := $(TARGET_PREBUILT_INT_KERNEL)
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endif
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define mv-modules
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mdpath=`find $(KERNEL_MODULES_OUT) -type f -name modules.dep`;\
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if [ "$$mdpath" != "" ];then\
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mpath=`dirname $$mdpath`;\
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ko=`find $$mpath/kernel -type f -name *.ko`;\
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for i in $$ko; do mv $$i $(KERNEL_MODULES_OUT)/; done;\
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fi
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endef
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define clean-module-folder
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mdpath=`find $(KERNEL_MODULES_OUT) -type f -name modules.dep`;\
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if [ "$$mdpath" != "" ];then\
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mpath=`dirname $$mdpath`; rm -rf $$mpath;\
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fi
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endef
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$(KERNEL_OUT):
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mkdir -p $(KERNEL_OUT)
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$(KERNEL_CONFIG): $(KERNEL_OUT)
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- $(KERNEL_DEFCONFIG)
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$(KERNEL_OUT)/piggy : $(TARGET_PREBUILT_INT_KERNEL)
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$(hide) gunzip -c $(KERNEL_OUT)/arch/arm/boot/compressed/piggy.gzip > $(KERNEL_OUT)/piggy
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$(TARGET_PREBUILT_INT_KERNEL): $(KERNEL_OUT) $(KERNEL_CONFIG) $(KERNEL_HEADERS_INSTALL)
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi-
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- modules
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$(MAKE) -C kernel O=../$(KERNEL_OUT) INSTALL_MOD_PATH=../../$(KERNEL_MODULES_INSTALL) ARCH=arm CROSS_COMPILE=arm-eabi- modules_install
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$(mv-modules)
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$(clean-module-folder)
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$(append-dtb)
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$(KERNEL_HEADERS_INSTALL): $(KERNEL_OUT) $(KERNEL_CONFIG)
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- headers_install
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kerneltags: $(KERNEL_OUT) $(KERNEL_CONFIG)
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- tags
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kernelconfig: $(KERNEL_OUT) $(KERNEL_CONFIG)
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env KCONFIG_NOTIMESTAMP=true \
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- menuconfig
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env KCONFIG_NOTIMESTAMP=true \
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- savedefconfig
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cp $(KERNEL_OUT)/defconfig kernel/arch/arm/configs/$(KERNEL_DEFCONFIG)
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endif
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