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authorDoug Zobel <dzobel1@motorola.com>2013-11-15 14:29:07 -0600
committerJames Wylder <jwylder@motorola.com>2014-03-05 17:46:52 -0600
commitd2a782003a6047da120a33e6f8ee6fd33bb825d6 (patch)
tree8d20bd4ecda62a06e98993c4108456bc1acb0d0b /AndroidKernel.mk
parent32fd2d36d2464056d4522a9c02797b7c2b2e884f (diff)
downloadolio-linux-3.10-d2a782003a6047da120a33e6f8ee6fd33bb825d6.tar.xz
olio-linux-3.10-d2a782003a6047da120a33e6f8ee6fd33bb825d6.zip
CW integration and minnow bringup
* create minnow machine type * create Android makefile * add pre-commit syntax check * enable -Werror * Add drivers: CPCAP, TPS65xxx, m4sensorhub, atmxt, lm3535, usb gadget, minnow display, TI 12xx wireless Change-Id: I7962f5e1256715f2452aed5a62a4f2f2383d5046
Diffstat (limited to 'AndroidKernel.mk')
-rw-r--r--AndroidKernel.mk104
1 files changed, 104 insertions, 0 deletions
diff --git a/AndroidKernel.mk b/AndroidKernel.mk
new file mode 100644
index 00000000000..58aedd48cbb
--- /dev/null
+++ b/AndroidKernel.mk
@@ -0,0 +1,104 @@
+#Android makefile to build kernel as a part of Android Build
+ifneq ($(BUILD_KERNEL),)
+
+KERNEL_SRCDIR := kernel/omap-moto-cw
+KERNEL_OUT := $(ANDROID_PRODUCT_OUT)/obj/KERNEL_OBJ
+KERNEL_CONFIG := $(KERNEL_OUT)/.config
+TARGET_PREBUILT_INT_KERNEL := $(KERNEL_OUT)/arch/arm/boot/zImage
+TARGET_PREBUILT_INT_DTB := $(KERNEL_OUT)/arch/arm/boot/dts/omap3-minnow.dtb
+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
+# relative path from KERNEL_OUT to kernel source directory
+KERNEL_SOURCE_RELATIVE_PATH := ../../../../../../$(KERNEL_SRCDIR)
+PRODUCT_PREBUILT_KERNEL := $(TARGET_PREBUILT_KERNEL)
+
+ifeq ($(TARGET_USES_UNCOMPRESSED_KERNEL),true)
+$(info Using uncompressed kernel)
+TARGET_PREBUILT_KERNEL := $(KERNEL_OUT)/piggy
+else
+TARGET_PREBUILT_KERNEL := $(TARGET_PREBUILT_INT_KERNEL)
+endif
+TARGET_PREBUILT_DTB := $(TARGET_PREBUILT_INT_DTB)
+
+define mv-modules
+mdpath=`find $(KERNEL_MODULES_OUT) -type f -name modules.order`;\
+if [ "$$mdpath" != "" ];then\
+mpath=`dirname $$mdpath`;\
+ko=`find $$mpath/kernel -type f -name *.ko`;\
+for i in $$ko; do mv $$i $(KERNEL_MODULES_OUT)/; done;\
+fi
+endef
+
+define clean-module-folder
+mdpath=`find $(KERNEL_MODULES_OUT) -type f -name modules.order`;\
+if [ "$$mdpath" != "" ];then\
+mpath=`dirname $$mdpath`; rm -rf $$mpath;\
+fi
+endef
+
+define update-prebuilts
+if [ -f $(TARGET_PREBUILT_INT_KERNEL) -a\
+ -f $(PRODUCT_PREBUILT_KERNEL) ]; then\
+ cp -f $(TARGET_PREBUILT_INT_KERNEL) $(PRODUCT_PREBUILT_KERNEL);\
+fi;\
+pdir=$(PRODUCT_PREBUILT_KERNEL);\
+pdir=$${pdir%$$(basename $$pdir)};\
+if [ -f $(TARGET_PREBUILT_INT_DTB) -a\
+ -d $$pdir ]; then\
+ cp -f $(TARGET_PREBUILT_INT_DTB) $$pdir;\
+fi
+endef
+
+include $(KERNEL_SRCDIR)/defconfig.mk
+
+define do-kernel-config
+ ( cp $(3) $(2) && $(7) -C $(4) O=$(1) ARCH=$(5) CROSS_COMPILE=$(6) oldconfig ) || ( rm -f $(2) && false )
+endef
+
+GIT_HOOKS_DIR := $(KERNEL_SRCDIR)/.git/hooks
+inst_hook: $(GIT_HOOKS_DIR)/pre-commit $(GIT_HOOKS_DIR)/checkpatch.pl
+
+$(GIT_HOOKS_DIR)/pre-commit: $(KERNEL_SRCDIR)/scripts/pre-commit
+ @-cp -f $< $@
+ @-chmod ugo+x $@
+
+$(GIT_HOOKS_DIR)/checkpatch.pl: $(KERNEL_SRCDIR)/scripts/checkpatch.pl
+ @-cp -f $< $@
+ @-chmod ugo+x $@
+
+$(KERNEL_OUT):
+ mkdir -p $(KERNEL_OUT)
+
+$(KERNEL_CONFIG): $(KERNEL_OUT) $(TARGET_DEFCONFIG) inst_hook
+ $(call do-kernel-config,$(KERNEL_OUT),$@,$(TARGET_DEFCONFIG),$(KERNEL_SRCDIR),arm,arm-eabi-,$(MAKE))
+
+$(KERNEL_OUT)/piggy : $(TARGET_PREBUILT_INT_KERNEL)
+ $(hide) gunzip -c $(KERNEL_OUT)/arch/arm/boot/compressed/piggy.gzip > $(KERNEL_OUT)/piggy
+
+$(TARGET_PREBUILT_INT_DTB): $(KERNEL_OUT) $(KERNEL_CONFIG) $(KERNEL_HEADERS_INSTALL)
+ $(MAKE) -C $(KERNEL_SRCDIR) KBUILD_RELSRC=$(KERNEL_SOURCE_RELATIVE_PATH) O=$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- dtbs
+
+$(TARGET_PREBUILT_INT_KERNEL): $(KERNEL_OUT) $(KERNEL_CONFIG) $(KERNEL_HEADERS_INSTALL) $(TARGET_PREBUILT_INT_DTB)
+ $(MAKE) -C $(KERNEL_SRCDIR) KBUILD_RELSRC=$(KERNEL_SOURCE_RELATIVE_PATH) O=$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi-
+ $(MAKE) -C $(KERNEL_SRCDIR) KBUILD_RELSRC=$(KERNEL_SOURCE_RELATIVE_PATH) O=$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- modules
+ $(MAKE) -C $(KERNEL_SRCDIR) KBUILD_RELSRC=$(KERNEL_SOURCE_RELATIVE_PATH) O=$(KERNEL_OUT) INSTALL_MOD_PATH=../../$(KERNEL_MODULES_INSTALL) INSTALL_MOD_STRIP="--strip-debug --remove-section=.note.gnu.build-id" ARCH=arm CROSS_COMPILE=arm-eabi- modules_install
+ $(update-prebuilts)
+ $(mv-modules)
+ $(clean-module-folder)
+
+$(KERNEL_HEADERS_INSTALL): $(KERNEL_OUT) $(KERNEL_CONFIG)
+ $(MAKE) -C $(KERNEL_SRCDIR) O=$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- headers_install
+
+kerneltags: $(KERNEL_OUT) $(KERNEL_CONFIG)
+ $(MAKE) -C $(KERNEL_SRCDIR) O=$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- tags
+
+kernelconfig: $(KERNEL_OUT) $(KERNEL_CONFIG)
+ env KCONFIG_NOTIMESTAMP=true \
+ $(MAKE) -C $(KERNEL_SRCDIR) O=$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- menuconfig
+ env KCONFIG_NOTIMESTAMP=true \
+ $(MAKE) -C $(KERNEL_SRCDIR) O=$(KERNEL_OUT) ARCH=arm CROSS_COMPILE=arm-eabi- savedefconfig
+ cp $(KERNEL_OUT)/defconfig kernel/arch/arm/configs/$(KERNEL_DEFCONFIG)
+
+endif