diff options
Diffstat (limited to 'openwrt/target/linux/kernel.mk')
| -rw-r--r-- | openwrt/target/linux/kernel.mk | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/openwrt/target/linux/kernel.mk b/openwrt/target/linux/kernel.mk new file mode 100644 index 000000000..74490cf6b --- /dev/null +++ b/openwrt/target/linux/kernel.mk @@ -0,0 +1,117 @@ +LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2 +LINUX_SITE=http://www.fi.kernel.org/pub/linux/kernel/v$(KERNEL) \ + http://www.fr.kernel.org/pub/linux/kernel/v$(KERNEL) \ + http://www.kernel.org/pub/linux/kernel/v$(KERNEL) \ + http://www.de.kernel.org/pub/linux/kernel/v$(KERNEL) + +KERNEL_IPKG:=$(LINUX_BUILD_DIR)/kernel_$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)_$(ARCH).ipk +KERNEL_IDIR:=$(LINUX_BUILD_DIR)/kernel-ipkg + +$(TARGETS): $(PACKAGE_DIR) + +$(PACKAGE_DIR): + mkdir -p $(PACKAGE_DIR) + +$(DL_DIR)/$(LINUX_SOURCE): + -mkdir -p $(DL_DIR) + $(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_SOURCE) $(LINUX_KERNEL_MD5SUM) $(LINUX_SITE) $(MAKE_TRACE) + +$(LINUX_DIR)/.unpacked: $(DL_DIR)/$(LINUX_SOURCE) + -mkdir -p $(LINUX_BUILD_DIR) + bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(LINUX_BUILD_DIR) $(TAR_OPTIONS) - + rm -f $(BUILD_DIR)/linux + ln -s $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION) $(BUILD_DIR)/linux + touch $@ + +ifeq ($(KERNEL),2.4) +$(LINUX_DIR)/.configured: $(LINUX_DIR)/.patched + $(SED) "s,^CROSS_COMPILE.*,CROSS_COMPILE=$(KERNEL_CROSS),g;" \ + $(LINUX_DIR)/Makefile \ + $(LINUX_DIR)/arch/*/Makefile + $(SED) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR)/arch/mips/Makefile + $(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) oldconfig include/linux/version.h $(MAKE_TRACE) + touch $@ + +$(LINUX_DIR)/.depend_done: $(LINUX_DIR)/.configured + $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) dep $(MAKE_TRACE) + touch $@ + +$(LINUX_DIR)/vmlinux: $(LINUX_DIR)/.depend_done +else +$(LINUX_DIR)/.configured: $(LINUX_DIR)/.patched + $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) oldconfig $(MAKE_TRACE) + touch $@ +endif + +$(LINUX_DIR)/vmlinux: $(LINUX_DIR)/.configured + $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) PATH=$(TARGET_PATH) $(MAKE_TRACE) + +$(LINUX_KERNEL): $(LINUX_DIR)/vmlinux + $(TARGET_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $< $@ $(MAKE_TRACE) + touch -c $(LINUX_KERNEL) + +$(LINUX_DIR)/.modules_done: $(LINUX_KERNEL) $(LINUX_IMAGE) + rm -rf $(LINUX_BUILD_DIR)/modules + $(MAKE) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) PATH="$(TARGET_PATH)" modules $(MAKE_TRACE) + $(MAKE) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" DEPMOD=true INSTALL_MOD_PATH=$(LINUX_BUILD_DIR)/modules modules_install $(MAKE_TRACE) + touch $(LINUX_DIR)/.modules_done + +$(STAGING_DIR)/include/linux/version.h: $(LINUX_DIR)/.configured + mkdir -p $(STAGING_DIR)/include + tar -ch -C $(LINUX_DIR)/include -f - linux | tar -xf - -C $(STAGING_DIR)/include/ + tar -ch -C $(LINUX_DIR)/include -f - asm | tar -xf - -C $(STAGING_DIR)/include/ + +$(STAMP_DIR)/.linux-compile: $(LINUX_DIR)/.modules_done + @mkdir -p $(STAMP_DIR) + @$(MAKE) $(TARGETS) + ln -sf $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION) $(BUILD_DIR)/linux + @$(TRACE) target/linux/package + $(MAKE) -C $(TOPDIR)/target/linux/package \ + $(KPKG_MAKEOPTS) \ + compile + touch $@ + +$(TARGET_MODULES_DIR): + -mkdir -p $(TARGET_MODULES_DIR) + +$(KERNEL_IPKG): + rm -rf $(KERNEL_IDIR) + mkdir -p $(KERNEL_IDIR)/etc + $(SCRIPT_DIR)/make-ipkg-dir.sh $(KERNEL_IDIR) ../control/kernel.control $(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE) $(ARCH) + if [ -f ./config/$(BOARD).modules ]; then \ + cp ./config/$(BOARD).modules $(KERNEL_IDIR)/etc/modules; \ + fi + $(IPKG_BUILD) $(KERNEL_IDIR) $(LINUX_BUILD_DIR) $(MAKE_TRACE) + +source: $(DL_DIR)/$(LINUX_SOURCE) +prepare: $(LINUX_DIR)/.configured +compile: + $(MAKE) $(STAMP_DIR)/.linux-compile $(MAKE_TRACE) + +install: compile $(TARGET_MODULES_DIR) $(KERNEL_IPKG) + rm -rf $(LINUX_BUILD_DIR)/root* + cp -fpR $(BUILD_DIR)/root $(LINUX_BUILD_DIR)/ + echo -e 'dest root /\noption offline_root $(LINUX_BUILD_DIR)/root' > $(LINUX_BUILD_DIR)/ipkg.conf + $(MAKE) -C $(TOPDIR)/target/linux/package \ + $(KPKG_MAKEOPTS) \ + install + @{ [ "$(INSTALL_TARGETS)" != "" ] && $(IPKG_KERNEL) install $(INSTALL_TARGETS) || true; } $(MAKE_TRACE) + +mostlyclean: + rm -f $(STAMP_DIR)/.linux-compile + rm -f $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION)/.modules_done + rm -f $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION)/.drivers-unpacked + $(MAKE) -C $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION) clean $(MAKE_TRACE) + rm -f $(LINUX_KERNEL) $(LINUX_IMAGE) + +rebuild: + -$(MAKE) mostlyclean + if [ -f $(LINUX_KERNEL) ]; then \ + $(MAKE) clean $(MAKE_TRACE); \ + fi + $(MAKE) compile $(MAKE_TRACE) + +clean: + rm -f $(STAMP_DIR)/.linux-compile + rm -rf $(LINUX_BUILD_DIR) + rm -f $(TARGETS) |