X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/da0444cb98e698043fa3b208e3dc80b82a928d03..a5153f9bc3b49a96e43649f48fe6c1ddfc3526ed:/include/kernel-build.mk diff --git a/include/kernel-build.mk b/include/kernel-build.mk index 04c3c7f8e..678cf18a3 100644 --- a/include/kernel-build.mk +++ b/include/kernel-build.mk @@ -1,128 +1,107 @@ -# -# Copyright (C) 2006 OpenWrt.org +# +# Copyright (C) 2006-2007 OpenWrt.org # # This is free software, licensed under the GNU General Public License v2. # See /LICENSE for more information. # -KERNEL_BUILD:=1 - include $(INCLUDE_DIR)/host.mk -include $(INCLUDE_DIR)/kernel.mk - -LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2 -LINUX_SITE=http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL) \ - http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL) \ - http://www.kernel.org/pub/linux/kernel/v$(KERNEL) \ - http://www.de.kernel.org/pub/linux/kernel/v$(KERNEL) - -ifneq (,$(findstring uml,$(BOARD))) - LINUX_KARCH:=um -else - LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \ - -e 's/mipsel/mips/' \ - -e 's/mipseb/mips/' \ - -e 's/powerpc/ppc/' \ - -e 's/sh[234]/sh/' \ - -e 's/armeb/arm/' \ - ) -endif +include $(INCLUDE_DIR)/prereq.mk -KERNELNAME= -ifneq (,$(findstring x86,$(BOARD))) - KERNELNAME="bzImage" +ifneq ($(DUMP),1) + override MAKEFLAGS= endif -ifneq (,$(findstring ppc,$(BOARD))) - KERNELNAME="uImage" + +ifneq ($(DUMP),1) + all: compile endif +STAMP_PREPARED:=$(LINUX_DIR)/.prepared +STAMP_CONFIGURED:=$(LINUX_DIR)/.configured +include $(INCLUDE_DIR)/download.mk +include $(INCLUDE_DIR)/quilt.mk +include $(INCLUDE_DIR)/kernel-defaults.mk -$(DL_DIR)/$(LINUX_SOURCE): - -mkdir -p $(DL_DIR) - $(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_SOURCE) $(LINUX_KERNEL_MD5SUM) $(LINUX_SITE) +define Kernel/Prepare + $(call Kernel/Prepare/Default) +endef -$(LINUX_DIR)/.unpacked: $(DL_DIR)/$(LINUX_SOURCE) - -mkdir -p $(KERNEL_BUILD_DIR) - bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS) - touch $@ - -ifeq ($(KERNEL),2.4) -$(LINUX_DIR)/.configured: $(LINUX_DIR)/.patched $(LINUX_DIR)/.config - $(SED) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR)/arch/mips/Makefile - $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) oldconfig include/linux/compile.h include/linux/version.h - touch $@ - -$(LINUX_DIR)/.depend_done: $(LINUX_DIR)/.configured - $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) dep - touch $@ - -$(LINUX_DIR)/vmlinux: $(LINUX_DIR)/.depend_done -else -$(LINUX_DIR)/.configured: $(LINUX_DIR)/.patched - $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) oldconfig prepare scripts - touch $@ -endif +define Kernel/Configure + $(call Kernel/Configure/Default) +endef -ramdisk-config: $(LINUX_DIR)/.configured FORCE - mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old - grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config -ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) - echo 'CONFIG_INITRAMFS_SOURCE="../../root"' >> $(LINUX_DIR)/.config - echo 'CONFIG_INITRAMFS_ROOT_UID=0' >> $(LINUX_DIR)/.config - echo 'CONFIG_INITRAMFS_ROOT_GID=0' >> $(LINUX_DIR)/.config - mkdir -p $(BUILD_DIR)/root/etc/init.d - $(CP) ../generic-2.6/files/init $(BUILD_DIR)/root/ -else - rm -f $(BUILD_DIR)/root/init $(BUILD_DIR)/root/etc/init.d/S00initramfs - echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config -endif +define Kernel/CompileModules + $(call Kernel/CompileModules/Default) +endef + +define Kernel/CompileImage + $(call Kernel/CompileImage/Default) +endef -$(LINUX_DIR)/vmlinux: ramdisk-config - $(MAKE) -j$(CONFIG_JLEVEL) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) $(KERNELNAME) - -$(LINUX_KERNEL): $(LINUX_DIR)/vmlinux - $(KERNEL_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $< $@ - touch -c $(LINUX_KERNEL) - -$(LINUX_DIR)/.modules_done: $(LINUX_DIR)/.config - rm -rf $(KERNEL_BUILD_DIR)/modules - $(MAKE) -j$(CONFIG_JLEVEL) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) modules - $(MAKE) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) DEPMOD=true INSTALL_MOD_PATH=$(KERNEL_BUILD_DIR)/modules modules_install - touch $(LINUX_DIR)/.modules_done - -$(LINUX_DIR)/.linux-compile: $(LINUX_DIR)/.modules_done - @rm -f $(BUILD_DIR)/linux - ln -sf $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) $(BUILD_DIR)/linux - touch $@ - -$(TOPDIR)/.kernel.mk: $(TOPDIR)/target/linux/$(BOARD)-$(KERNEL)/Makefile - echo "CONFIG_BOARD:=$(BOARD)" > $@ - echo "CONFIG_KERNEL:=$(KERNEL)" >> $@ - echo "CONFIG_LINUX_VERSION:=$(LINUX_VERSION)" >> $@ - echo "CONFIG_LINUX_RELEASE:=$(LINUX_RELEASE)" >> $@ - echo "CONFIG_LINUX_KARCH:=$(LINUX_KARCH)" >> $@ - -download: $(DL_DIR)/$(LINUX_SOURCE) -prepare: $(LINUX_DIR)/.configured - @mkdir -p $(LINUX_DIR) - -compile: prepare $(LINUX_DIR)/.linux-compile -install: compile $(LINUX_KERNEL) - -mostlyclean: FORCE - rm -f $(LINUX_DIR)/.linux-compile - rm -f $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)/.modules_done - rm -f $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)/.drivers-unpacked - $(MAKE) -C $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) clean - rm -f $(LINUX_KERNEL) - -rebuild: FORCE - -$(MAKE) mostlyclean - if [ -f $(LINUX_KERNEL) ]; then \ +define Kernel/Clean + $(call Kernel/Clean/Default) +endef + +define Download/kernel + URL:=$(LINUX_SITE) + FILE:=$(LINUX_SOURCE) + MD5SUM:=$(LINUX_KERNEL_MD5SUM) +endef + +define BuildKernel + $(if $(QUILT),$(Build/Quilt)) + $(if $(LINUX_SITE),$(call Download,kernel)) + + $(STAMP_PREPARED): $(DL_DIR)/$(LINUX_SOURCE) + -rm -rf $(KERNEL_BUILD_DIR) + -mkdir -p $(KERNEL_BUILD_DIR) + $(Kernel/Prepare) + touch $$@ + + $(STAMP_CONFIGURED): $(STAMP_PREPARED) $(LINUX_CONFIG) $(GENERIC_LINUX_CONFIG) $(TOPDIR)/.config + $(Kernel/Configure) + touch $$@ + + $(LINUX_DIR)/.modules: $(STAMP_CONFIGURED) $(LINUX_DIR)/.config FORCE + $(Kernel/CompileModules) + touch $$@ + + $(LINUX_DIR)/.image: $(STAMP_CONFIGURED) FORCE + $(Kernel/CompileImage) + touch $$@ + + mostlyclean: FORCE + $(Kernel/Clean) + + define BuildKernel + endef + + download: $(DL_DIR)/$(LINUX_SOURCE) + prepare: $(STAMP_CONFIGURED) + compile: $(LINUX_DIR)/.modules + $(MAKE) -C image compile TARGET_BUILD= + + oldconfig menuconfig: $(STAMP_PREPARED) FORCE + $(LINUX_CONFCMD) > $(LINUX_DIR)/.config + $(MAKE) -C $(LINUX_DIR) $(KERNEL_MAKEOPTS) $$@ + $(SCRIPT_DIR)/kconfig.pl '>' $(GENERIC_LINUX_CONFIG) $(LINUX_DIR)/.config > $(LINUX_CONFIG) + $(Kernel/Configure) + + install: $(LINUX_DIR)/.image + TARGET_BUILD="" $(MAKE) -C image compile install + + clean: FORCE + rm -rf $(KERNEL_BUILD_DIR) + + rebuild: FORCE + @$(MAKE) mostlyclean + @if [ -f $(LINUX_KERNEL) ]; then \ $(MAKE) clean; \ fi - $(MAKE) compile $(MAKE_TRACE) + @$(MAKE) compile -clean: FORCE - rm -f $(STAMP_DIR)/.linux-compile - rm -rf $(KERNEL_BUILD_DIR) + image-prereq: + $(SUBMAKE) -s -C image prereq TARGET_BUILD= + + prereq: image-prereq +endef