Initial import of AU_LINUX_ANDROID_KK_2.7-STABLE.04.04.02.015.272

AndroidKernel.mk

@@ -0,0 +1,91 @@
+#Android makefile to build kernel as a part of Android Build
+PERL		= perl
+
+ifeq ($(TARGET_PREBUILT_KERNEL),)
+
+KERNEL_OUT := $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ
+KERNEL_CONFIG := $(KERNEL_OUT)/.config
+TARGET_PREBUILT_INT_KERNEL := $(KERNEL_OUT)/arch/arm/boot/zImage
+KERNEL_HEADERS_INSTALL := $(KERNEL_OUT)/usr
+KERNEL_MODULES_INSTALL := system
+KERNEL_MODULES_OUT := $(TARGET_OUT)/lib/modules
+KERNEL_IMG=$(KERNEL_OUT)/arch/arm/boot/Image
+
+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))
+KERNEL_USE_OF ?= $(shell $(PERL) -e '$$of = "n"; while (<>) { if (/CONFIG_USE_OF=y/) { $$of = "y"; break; } } print $$of;' kernel/arch/arm/configs/$(KERNEL_DEFCONFIG))
+
+ifeq "$(KERNEL_USE_OF)" "y"
+DTS_NAME ?= $(MSM_ARCH)
+DTS_FILES = $(wildcard $(TOP)/kernel/arch/arm/boot/dts/$(DTS_NAME)*.dts)
+DTS_FILE = $(lastword $(subst /, ,$(1)))
+DTB_FILE = $(addprefix $(KERNEL_OUT)/arch/arm/boot/,$(patsubst %.dts,%.dtb,$(call DTS_FILE,$(1))))
+ZIMG_FILE = $(addprefix $(KERNEL_OUT)/arch/arm/boot/,$(patsubst %.dts,%-zImage,$(call DTS_FILE,$(1))))
+KERNEL_ZIMG = $(KERNEL_OUT)/arch/arm/boot/zImage
+DTC = $(KERNEL_OUT)/scripts/dtc/dtc
+
+define append-dtb
+mkdir -p $(KERNEL_OUT)/arch/arm/boot;\
+$(foreach d, $(DTS_FILES), \
+   $(DTC) -p 1024 -O dtb -o $(call DTB_FILE,$(d)) $(d); \
+   cat $(KERNEL_ZIMG) $(call DTB_FILE,$(d)) > $(call ZIMG_FILE,$(d));)
+endef
+else
+
+define append-dtb
+endef
+endif
+
+ifeq ($(TARGET_USES_UNCOMPRESSED_KERNEL),true)
+$(info Using uncompressed kernel)
+TARGET_PREBUILT_KERNEL := $(KERNEL_OUT)/piggy
+else
+TARGET_PREBUILT_KERNEL := $(TARGET_PREBUILT_INT_KERNEL)
+endif
+
+define mv-modules
+mdpath=`find $(KERNEL_MODULES_OUT) -type f -name modules.dep`;\
+if [ "$$mdpath" != "" ];then\
+mpath=`dirname $$mdpath`;\
+ko=`find $$mpath/kernel -type f -name *.ko`;\
+for i in $$ko; do mv $$i $(KERNEL_MODULES_OUT)/; done;\
+fi
+endef
+
+define clean-module-folder
+mdpath=`find $(KERNEL_MODULES_OUT) -type f -name modules.dep`;\
+if [ "$$mdpath" != "" ];then\
+mpath=`dirname $$mdpath`; rm -rf $$mpath;\
+fi
+endef
+
+$(KERNEL_OUT):
+	mkdir -p $(KERNEL_OUT)
+
+$(KERNEL_CONFIG): $(KERNEL_OUT)
+	$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- $(KERNEL_DEFCONFIG)
+
+$(KERNEL_OUT)/piggy : $(TARGET_PREBUILT_INT_KERNEL)
+	$(hide) gunzip -c $(KERNEL_OUT)/arch/arm/boot/compressed/piggy.gzip > $(KERNEL_OUT)/piggy
+
+$(TARGET_PREBUILT_INT_KERNEL): $(KERNEL_OUT) $(KERNEL_CONFIG) $(KERNEL_HEADERS_INSTALL)
+	$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi-
+	$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- modules
+	$(MAKE) -C kernel O=../$(KERNEL_OUT) INSTALL_MOD_PATH=../../$(KERNEL_MODULES_INSTALL) INSTALL_MOD_STRIP=1 ARCH=arm CROSS_COMPILE=arm-eabi- modules_install
+	$(mv-modules)
+	$(clean-module-folder)
+	$(append-dtb)
+
+$(KERNEL_HEADERS_INSTALL): $(KERNEL_OUT) $(KERNEL_CONFIG)
+	$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- headers_install
+
+kerneltags: $(KERNEL_OUT) $(KERNEL_CONFIG)
+	$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- tags
+
+kernelconfig: $(KERNEL_OUT) $(KERNEL_CONFIG)
+	env KCONFIG_NOTIMESTAMP=true \
+	     $(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- menuconfig
+	env KCONFIG_NOTIMESTAMP=true \
+	     $(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- savedefconfig
+	cp $(KERNEL_OUT)/defconfig kernel/arch/arm/configs/$(KERNEL_DEFCONFIG)
+
+endif