X-Git-Url: https://git.archive.openwrt.org/?a=blobdiff_plain;f=include%2Fkernel-build.mk;h=8420c8398171ed11373ed43506a6f114844b48f2;hb=da8bb7068e6f63775a5b4dbf2fc198010653e672;hp=3fb96e1007ae9712deb91ef291282d2564998c34;hpb=7d1de255f4071b9a05b417fb737b484177d776d6;p=openwrt.git

diff --git a/include/kernel-build.mk b/include/kernel-build.mk
index 3fb96e1007..8420c83981 100644
--- a/include/kernel-build.mk
+++ b/include/kernel-build.mk
@@ -4,132 +4,173 @@
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
 #
--include $(INCLUDE_DIR)/modules-$(KERNEL).mk
+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) \
+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)
 
-KERNEL_IDIR:=$(KERNEL_BUILD_DIR)/kernel-ipkg
-KERNEL_IPKG:=$(KERNEL_BUILD_DIR)/kernel_$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)_$(ARCH).ipk
-TARGETS += $(KERNEL_IPKG)
-INSTALL_TARGETS += $(KERNEL_IPKG)
-
-$(TARGETS): $(PACKAGE_DIR)
+LINUX_CONFIG:=./config
 
-$(PACKAGE_DIR):
-	mkdir -p $@
+ifneq (,$(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
 
-$(DL_DIR)/$(LINUX_SOURCE):
-	-mkdir -p $(DL_DIR)
-	$(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_SOURCE) $(LINUX_KERNEL_MD5SUM) $(LINUX_SITE)
+KERNELNAME=
+ifneq (,$(findstring x86,$(BOARD)))
+  KERNELNAME="bzImage"
+endif
+ifneq (,$(findstring ppc,$(BOARD)))
+  KERNELNAME="uImage"
+endif
 
-$(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
-	$(SED) "s,^CROSS_COMPILE.*,CROSS_COMPILE=$(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/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 $@
+define Kernel/Prepare/Default
+	bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS)
+	[ -d ../generic-$(KERNEL)/patches ] && $(PATCH) $(LINUX_DIR) ../generic-$(KERNEL)/patches 
+	[ -d ./patches ] && $(PATCH) $(LINUX_DIR) ./patches
+endef
+define Kernel/Prepare
+	$(call Kernel/Prepare/Default)
+endef
 
-$(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 prepare scripts
-	touch $@
-endif
 
-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
+define Kernel/Configure/2.4
+	$(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
+	$(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) dep
+endef
+define Kernel/Configure/2.6
+	$(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) oldconfig prepare scripts
+endef
+define Kernel/Configure/Default
+	@$(CP) $(LINUX_CONFIG) $(LINUX_DIR)/.config
+	$(call Kernel/Configure/$(KERNEL))
+endef
+define Kernel/Configure
+	$(call Kernel/Configure/Default)
+endef
+
+
+define Kernel/CompileModules/Default
+	$(MAKE) -j$(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
+endef
+define Kernel/CompileModules
+	$(call Kernel/CompileModules/Default)
+endef
+
+
+ifeq ($(KERNEL),2.6)
+  ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
+    define Kernel/SetInitramfs
+		mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
+		grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
+		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/
+    endef
+  else
+    define Kernel/SetInitramfs
+		mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
+		grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
+		rm -f $(BUILD_DIR)/root/init $(BUILD_DIR)/root/etc/init.d/S00initramfs
+		echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config
+    endef
+  endif
 endif
+define Kernel/CompileImage/Default
+	$(call Kernel/SetInitramfs)
+	$(MAKE) -j$(CONFIG_JLEVEL) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" CC="$(KERNEL_CC)" ARCH=$(LINUX_KARCH) $(KERNELNAME)
+	$(KERNEL_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL)
+endef
+define Kernel/CompileImage
+	$(call Kernel/CompileImage/Default)
+endef
+
+define Kernel/Clean/Default
+	rm -f $(LINUX_DIR)/.linux-compile
+	rm -f $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)/.configured
+	rm -f $(LINUX_KERNEL)
+	$(MAKE) -C $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) clean
+endef
 
-$(LINUX_DIR)/vmlinux: $(LINUX_DIR)/.linux-compile pkg-install ramdisk-config
-	$(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) PATH=$(TARGET_PATH)
+define Kernel/Clean
+	$(call Kernel/Clean/Default)
+endef
 
-$(LINUX_KERNEL): $(LINUX_DIR)/vmlinux
-	$(KERNEL_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $< $@
-	touch -c $(LINUX_KERNEL)
+define BuildKernel
+  ifneq ($(LINUX_SITE),)
+    $(DL_DIR)/$(LINUX_SOURCE):
+		-mkdir -p $(DL_DIR)
+		$(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_SOURCE) $(LINUX_KERNEL_MD5SUM) $(LINUX_SITE)
+  endif
 
-$(LINUX_DIR)/.modules_done:
-	rm -rf $(KERNEL_BUILD_DIR)/modules
-	$(MAKE) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) PATH="$(TARGET_PATH)" modules
-	$(MAKE) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) DEPMOD=true INSTALL_MOD_PATH=$(KERNEL_BUILD_DIR)/modules modules_install
-	touch $(LINUX_DIR)/.modules_done
+  $(LINUX_DIR)/.prepared: $(DL_DIR)/$(LINUX_SOURCE)
+	-rm -rf $(KERNEL_BUILD_DIR)
+	-mkdir -p $(KERNEL_BUILD_DIR)
+	$(call Kernel/Prepare)
+	touch $$@
 
-modules: $(LINUX_DIR)/.modules_done
-packages: $(TARGETS)
+  $(LINUX_DIR)/.configured: $(LINUX_DIR)/.prepared $(LINUX_CONFIG)
+	$(call Kernel/Configure)
+	touch $$@
 
-$(LINUX_DIR)/.linux-compile:
+  $(LINUX_DIR)/.modules: $(LINUX_DIR)/.configured
+	rm -rf $(KERNEL_BUILD_DIR)/modules
+	@rm -f $(BUILD_DIR)/linux
 	ln -sf $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) $(BUILD_DIR)/linux
-	@$(MAKE) modules
-	@$(MAKE) packages
-	touch $@
-
-$(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) $(KERNEL_BUILD_DIR)
-
-$(TOPDIR)/.kernel.mk:
-	echo "BOARD:=$(BOARD)" > $@
-	echo "LINUX_VERSION:=$(LINUX_VERSION)" >> $@
-	echo "LINUX_RELEASE:=$(LINUX_RELEASE)" >> $@
+	$(call Kernel/CompileModules)
+	touch $$@
 
-pkg-install: FORCE
-	@for pkg in $(INSTALL_TARGETS); do \
-		$(IPKG) install $$pkg || echo; \
-	done
+  $(LINUX_DIR)/.image: $(LINUX_DIR)/.configured FORCE
+	$(call Kernel/CompileImage)
+	touch $$@
+	
+  mostlyclean: FORCE
+	$(call Kernel/Clean)
 
-source: $(DL_DIR)/$(LINUX_SOURCE)
-prepare: $(LINUX_DIR)/.configured
-	@mkdir -p $(LINUX_DIR) $(PACKAGE_DIR)
+  define BuildKernel
+  endef
+endef
 
-compile: prepare $(LINUX_DIR)/.linux-compile
 
-install: compile $(LINUX_KERNEL)
+download: $(DL_DIR)/$(LINUX_SOURCE)
+prepare: $(LINUX_DIR)/.configured $(TOPDIR)/.kernel.mk
+compile: $(LINUX_DIR)/.modules
+install: $(LINUX_DIR)/.image
 
-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)
+clean: FORCE
+	rm -f $(STAMP_DIR)/.linux-compile
+	rm -rf $(KERNEL_BUILD_DIR)
 
 rebuild: FORCE
-	-$(MAKE) mostlyclean
-	if [ -f $(LINUX_KERNEL) ]; then \
+	@$(MAKE) mostlyclean
+	@if [ -f $(LINUX_KERNEL) ]; then \
 		$(MAKE) clean; \
 	fi
-	$(MAKE) compile $(MAKE_TRACE)
+	@$(MAKE) compile
+
+$(TOPDIR)/.kernel.mk: Makefile
+	echo "CONFIG_BOARD:=$(BOARD)" > $@
+	echo "CONFIG_KERNEL:=$(KERNEL)" >> $@
+	echo "CONFIG_LINUX_VERSION:=$(LINUX_VERSION)" >> $@
+	echo "CONFIG_LINUX_RELEASE:=$(LINUX_RELEASE)" >> $@
+	echo "CONFIG_LINUX_KARCH:=$(LINUX_KARCH)" >> $@
 
-clean: FORCE
-	rm -f $(STAMP_DIR)/.linux-compile
-	rm -rf $(KERNEL_BUILD_DIR)
-	rm -f $(TARGETS)