mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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043ac6c8ed
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@5226 3c298f89-4303-0410-b956-a3cf2f4a3e73
177 lines
5.2 KiB
Makefile
177 lines
5.2 KiB
Makefile
#
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# Copyright (C) 2006 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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KERNEL_BUILD:=1
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include $(INCLUDE_DIR)/host.mk
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include $(INCLUDE_DIR)/kernel.mk
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LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2
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LINUX_SITE:=http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL) \
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http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL) \
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http://www.kernel.org/pub/linux/kernel/v$(KERNEL) \
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http://www.de.kernel.org/pub/linux/kernel/v$(KERNEL)
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LINUX_CONFIG:=./config
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ifneq (,$(findstring uml,$(BOARD)))
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LINUX_KARCH:=um
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else
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LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
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-e 's/mipsel/mips/' \
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-e 's/mipseb/mips/' \
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-e 's/powerpc/ppc/' \
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-e 's/sh[234]/sh/' \
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-e 's/armeb/arm/' \
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)
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endif
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KERNELNAME=
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ifneq (,$(findstring x86,$(BOARD)))
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KERNELNAME="bzImage"
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endif
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ifneq (,$(findstring ppc,$(BOARD)))
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KERNELNAME="uImage"
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endif
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define Kernel/Prepare/Default
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bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS)
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[ -d ../generic-$(KERNEL)/patches ] && $(PATCH) $(LINUX_DIR) ../generic-$(KERNEL)/patches
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[ -d ./patches ] && $(PATCH) $(LINUX_DIR) ./patches
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endef
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define Kernel/Prepare
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$(call Kernel/Prepare/Default)
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endef
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define Kernel/Configure/2.4
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$(SED) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR)/arch/mips/Makefile
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$(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) oldconfig include/linux/compile.h include/linux/version.h
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$(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) dep
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endef
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define Kernel/Configure/2.6
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$(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) oldconfig prepare scripts
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endef
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define Kernel/Configure/Default
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@$(CP) $(LINUX_CONFIG) $(LINUX_DIR)/.config
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$(call Kernel/Configure/$(KERNEL))
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endef
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define Kernel/Configure
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$(call Kernel/Configure/Default)
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endef
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define Kernel/CompileModules/Default
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$(MAKE) -j$(CONFIG_JLEVEL) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) modules
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$(MAKE) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) DEPMOD=true INSTALL_MOD_PATH=$(KERNEL_BUILD_DIR)/modules modules_install
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endef
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define Kernel/CompileModules
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$(call Kernel/CompileModules/Default)
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endef
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ifeq ($(KERNEL),2.6)
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ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
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define Kernel/SetInitramfs
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mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
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grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
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echo 'CONFIG_INITRAMFS_SOURCE="../../root"' >> $(LINUX_DIR)/.config
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echo 'CONFIG_INITRAMFS_ROOT_UID=0' >> $(LINUX_DIR)/.config
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echo 'CONFIG_INITRAMFS_ROOT_GID=0' >> $(LINUX_DIR)/.config
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mkdir -p $(BUILD_DIR)/root/etc/init.d
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$(CP) ../generic-2.6/files/init $(BUILD_DIR)/root/
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endef
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else
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define Kernel/SetInitramfs
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mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
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grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
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rm -f $(BUILD_DIR)/root/init $(BUILD_DIR)/root/etc/init.d/S00initramfs
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echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config
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endef
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endif
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endif
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define Kernel/CompileImage/Default
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$(call Kernel/SetInitramfs)
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$(MAKE) -j$(CONFIG_JLEVEL) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) $(KERNELNAME)
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$(KERNEL_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL)
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endef
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define Kernel/CompileImage
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$(call Kernel/CompileImage/Default)
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endef
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define Kernel/Clean/Default
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rm -f $(LINUX_DIR)/.linux-compile
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rm -f $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)/.configured
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rm -f $(LINUX_KERNEL)
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$(MAKE) -C $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) clean
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endef
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define Kernel/Clean
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$(call Kernel/Clean/Default)
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endef
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define BuildKernel
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ifneq ($(LINUX_SITE),)
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$(DL_DIR)/$(LINUX_SOURCE):
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-mkdir -p $(DL_DIR)
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$(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_SOURCE) $(LINUX_KERNEL_MD5SUM) $(LINUX_SITE)
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endif
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$(LINUX_DIR)/.prepared: $(DL_DIR)/$(LINUX_SOURCE)
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-rm -rf $(KERNEL_BUILD_DIR)
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-mkdir -p $(KERNEL_BUILD_DIR)
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$(call Kernel/Prepare)
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touch $$@
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$(LINUX_DIR)/.configured: $(LINUX_DIR)/.prepared $(LINUX_CONFIG)
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$(call Kernel/Configure)
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touch $$@
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$(LINUX_DIR)/.modules: $(LINUX_DIR)/.configured
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rm -rf $(KERNEL_BUILD_DIR)/modules
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@rm -f $(BUILD_DIR)/linux
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ln -sf $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) $(BUILD_DIR)/linux
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$(call Kernel/CompileModules)
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touch $$@
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$(LINUX_DIR)/.image: $(LINUX_DIR)/.configured FORCE
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$(call Kernel/CompileImage)
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touch $$@
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mostlyclean: FORCE
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$(call Kernel/Clean)
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define BuildKernel
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endef
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endef
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download: $(DL_DIR)/$(LINUX_SOURCE)
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prepare: $(LINUX_DIR)/.configured $(TOPDIR)/.kernel.mk
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compile: $(LINUX_DIR)/.modules
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install: $(LINUX_DIR)/.image
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clean: FORCE
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rm -f $(STAMP_DIR)/.linux-compile
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rm -rf $(KERNEL_BUILD_DIR)
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rebuild: FORCE
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@$(MAKE) mostlyclean
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@if [ -f $(LINUX_KERNEL) ]; then \
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$(MAKE) clean; \
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fi
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@$(MAKE) compile
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$(TOPDIR)/.kernel.mk: Makefile
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echo "CONFIG_BOARD:=$(BOARD)" > $@
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echo "CONFIG_KERNEL:=$(KERNEL)" >> $@
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echo "CONFIG_LINUX_VERSION:=$(LINUX_VERSION)" >> $@
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echo "CONFIG_LINUX_RELEASE:=$(LINUX_RELEASE)" >> $@
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echo "CONFIG_LINUX_KARCH:=$(LINUX_KARCH)" >> $@
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