1 files changed, 56 insertions, 0 deletions
diff --git a/AndroidKernel.mk b/AndroidKernel.mk
new file mode 100755
index 00000000..046713ef
--- /dev/null
+++ b/AndroidKernel.mk
@@ -0,0 +1,56 @@
+KERNEL_OUT := $(TARGET_OUT_INTERMEDIATES)/KERNEL
+KERNEL_CONFIG := $(KERNEL_OUT)/.config
+KERNEL_MODULES_OUT := $(TARGET_ROOT_OUT)/lib/modules
+
+ifeq ($(TARGET_ARCH),arm64)
+ARCH_ := arm64
+CROSS_COMPILE_ := aarch64-linux-android-
+else
+ARCH_ := arm
+CROSS_COMPILE_ := arm-eabi-
+endif
+
+JOBS := $(shell if [ $(cat /proc/cpuinfo | grep processor | wc -l) -gt 8 ]; then echo 8; else echo 4; fi)
+
+ifeq ($(USES_UNCOMPRESSED_KERNEL),true)
+TARGET_PREBUILT_KERNEL := $(KERNEL_OUT)/arch/$(ARCH_)/boot/Image
+else
+TARGET_PREBUILT_KERNEL := $(KERNEL_OUT)/arch/$(ARCH_)/boot/zImage
+endif
+
+$(KERNEL_OUT):
+	@echo "==== Start Kernel Compiling ... ===="
+
+
+$(KERNEL_CONFIG): kernel/arch/$(ARCH_)/configs/$(KERNEL_DEFCONFIG)
+	echo "KERNEL_OUT = $KERNEL_OUT,  KERNEL_DEFCONFIG = KERNEL_DEFCONFIG"
+	mkdir -p $(KERNEL_OUT)
+	$(MAKE) ARCH=$(ARCH_) -C kernel O=../$(KERNEL_OUT) $(KERNEL_DEFCONFIG)
+
+ifeq ($(TARGET_BUILD_VARIANT),user)
+DEBUGMODE := BUILD=no
+USER_CONFIG := $(TARGET_OUT)/dummy
+TARGET_DEVICE_USER_CONFIG := $(PLATDIR)/user_diff_config
+TARGET_DEVICE_CUSTOM_CONFIG := device/sprd/$(TARGET_DEVICE)/ProjectConfig.mk
+$(USER_CONFIG) : $(KERNEL_CONFIG)
+	$(info $(shell ./kernel/scripts/sprd_custom_config_kernel.sh $(KERNEL_CONFIG) $(TARGET_DEVICE_CUSTOM_CONFIG)))
+	$(info $(shell ./kernel/scripts/sprd_create_user_config.sh $(KERNEL_CONFIG) $(TARGET_DEVICE_USER_CONFIG)))
+else
+DEBUGMODE := $(DEBUGMODE)
+USER_CONFIG  := $(TARGET_OUT)/dummy
+TARGET_DEVICE_CUSTOM_CONFIG := device/sprd/$(TARGET_DEVICE)/ProjectConfig.mk
+$(USER_CONFIG) : $(KERNEL_CONFIG)
+	$(info $(shell ./kernel/scripts/sprd_custom_config_kernel.sh $(KERNEL_CONFIG) $(TARGET_DEVICE_CUSTOM_CONFIG)))
+endif
+
+$(TARGET_PREBUILT_KERNEL) : $(KERNEL_OUT) $(USER_CONFIG)  | $(KERNEL_CONFIG)
+	$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=$(ARCH_) CROSS_COMPILE=$(CROSS_COMPILE_) headers_install
+	$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=$(ARCH_) CROSS_COMPILE=$(CROSS_COMPILE_) -j${JOBS}
+	$(MAKE) -C kernel O=../$(KERNEL_OUT) ARCH=$(ARCH_) CROSS_COMPILE=$(CROSS_COMPILE_) modules
+	@-mkdir -p $(KERNEL_MODULES_OUT)
+	@-find $(TARGET_OUT_INTERMEDIATES) -name *.ko ! -name mali.ko | xargs -I{} cp {} $(KERNEL_MODULES_OUT)
+	@-find $(KERNEL_MODULES_OUT) -name *.ko ! -name mali.ko -exec $(CROSS_COMPILE_)strip -d --strip-unneeded {} \;
+
+kernelheader:
+	mkdir -p $(KERNEL_OUT)
+	$(MAKE) ARCH=$(ARCH_) -C kernel O=../$(KERNEL_OUT) headers_install