mirror of
https://github.com/team-infusion-developers/android_kernel_samsung_msm8976.git
synced 2024-09-21 11:53:01 +00:00
ccf456cc77
We now set the install path for the kernel image if it has not already been set earlier by the build system. Change-Id: I88d23916901ae9a96917c138a200d7e1772f02c0 Signed-off-by: Ameya Thakur <ameyat@codeaurora.org>
107 lines
3.9 KiB
Makefile
107 lines
3.9 KiB
Makefile
#Android makefile to build kernel as a part of Android Build
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PERL = perl
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KERNEL_TARGET := $(strip $(INSTALLED_KERNEL_TARGET))
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ifeq ($(KERNEL_TARGET),)
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INSTALLED_KERNEL_TARGET := $(PRODUCT_OUT)/kernel
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endif
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TARGET_KERNEL_ARCH := $(strip $(TARGET_KERNEL_ARCH))
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ifeq ($(TARGET_KERNEL_ARCH),)
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KERNEL_ARCH := arm
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else
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KERNEL_ARCH := $(TARGET_KERNEL_ARCH)
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endif
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TARGET_KERNEL_HEADER_ARCH := $(strip $(TARGET_KERNEL_HEADER_ARCH))
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ifeq ($(TARGET_KERNEL_HEADER_ARCH),)
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KERNEL_HEADER_ARCH := $(KERNEL_ARCH)
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else
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$(warning Forcing kernel header generation only for '$(TARGET_KERNEL_HEADER_ARCH)')
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KERNEL_HEADER_ARCH := $(TARGET_KERNEL_HEADER_ARCH)
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endif
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KERNEL_HEADER_DEFCONFIG := $(strip $(KERNEL_HEADER_DEFCONFIG))
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ifeq ($(KERNEL_HEADER_DEFCONFIG),)
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KERNEL_HEADER_DEFCONFIG := $(KERNEL_DEFCONFIG)
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endif
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TARGET_KERNEL_CROSS_COMPILE_PREFIX := $(strip $(TARGET_KERNEL_CROSS_COMPILE_PREFIX))
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ifeq ($(TARGET_KERNEL_CROSS_COMPILE_PREFIX),)
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KERNEL_CROSS_COMPILE := arm-eabi-
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else
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KERNEL_CROSS_COMPILE := $(TARGET_KERNEL_CROSS_COMPILE_PREFIX)
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endif
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ifeq ($(TARGET_PREBUILT_KERNEL),)
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KERNEL_OUT := $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ
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KERNEL_CONFIG := $(KERNEL_OUT)/.config
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ifeq ($(TARGET_USES_UNCOMPRESSED_KERNEL),true)
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$(info Using uncompressed kernel)
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TARGET_PREBUILT_INT_KERNEL := $(KERNEL_OUT)/arch/$(KERNEL_ARCH)/boot/Image
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else
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TARGET_PREBUILT_INT_KERNEL := $(KERNEL_OUT)/arch/$(KERNEL_ARCH)/boot/zImage
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endif
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ifeq ($(TARGET_KERNEL_APPEND_DTB), true)
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$(info Using appended DTB)
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TARGET_PREBUILT_INT_KERNEL := $(TARGET_PREBUILT_INT_KERNEL)-dtb
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endif
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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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TARGET_PREBUILT_KERNEL := $(TARGET_PREBUILT_INT_KERNEL)
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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=../$(KERNEL_OUT) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(KERNEL_CROSS_COMPILE) $(KERNEL_DEFCONFIG)
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$(TARGET_PREBUILT_INT_KERNEL): $(KERNEL_OUT) $(KERNEL_HEADERS_INSTALL)
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$(hide) rm -rf $(KERNEL_OUT)/arch/$(KERNEL_ARCH)/boot/dts
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(KERNEL_CROSS_COMPILE)
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(KERNEL_CROSS_COMPILE) modules
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$(MAKE) -C kernel O=../$(KERNEL_OUT) INSTALL_MOD_PATH=../../$(KERNEL_MODULES_INSTALL) INSTALL_MOD_STRIP=1 ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(KERNEL_CROSS_COMPILE) modules_install
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$(mv-modules)
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$(clean-module-folder)
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$(KERNEL_HEADERS_INSTALL): $(KERNEL_OUT)
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$(hide) rm -f ../$(KERNEL_CONFIG)
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=$(KERNEL_HEADER_ARCH) CROSS_COMPILE=$(KERNEL_CROSS_COMPILE) $(KERNEL_HEADER_DEFCONFIG)
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=$(KERNEL_HEADER_ARCH) CROSS_COMPILE=$(KERNEL_CROSS_COMPILE) headers_install
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$(hide) rm -f ../$(KERNEL_CONFIG)
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(KERNEL_CROSS_COMPILE) $(KERNEL_DEFCONFIG)
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kerneltags: $(KERNEL_OUT) $(KERNEL_CONFIG)
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(KERNEL_CROSS_COMPILE) 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=../$(KERNEL_OUT) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(KERNEL_CROSS_COMPILE) menuconfig
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env KCONFIG_NOTIMESTAMP=true \
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$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(KERNEL_CROSS_COMPILE) savedefconfig
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cp $(KERNEL_OUT)/defconfig kernel/arch/$(KERNEL_ARCH)/configs/$(KERNEL_DEFCONFIG)
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endif
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