From 08cbdbc1b095f079e37680c972b80079524290ad Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 21 Jun 2006 02:16:37 +0000
Subject: build system cleanup. move shared include files into
 $(TOPDIR)/include, move lzma, mkfs.* into toolchain/

git-svn-id: svn://svn.openwrt.org/openwrt/branches/buildroot-ng/openwrt@4032 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 include/kernel-build.mk | 125 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 include/kernel-build.mk

(limited to 'include/kernel-build.mk')

diff --git a/include/kernel-build.mk b/include/kernel-build.mk
new file mode 100644
index 0000000000..9fbbe4504c
--- /dev/null
+++ b/include/kernel-build.mk
@@ -0,0 +1,125 @@
+include $(TOPDIR)/include/modules-$(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$(KERNEL)
+
+KERNEL_IDIR:=$(KERNEL_BUILD_DIR)/kernel-ipkg
+KERNEL_IPKG:=$(KERNEL_BUILD_DIR)/kernel_$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)_$(ARCH).ipk
+INSTALL_TARGETS += $(KERNEL_IPKG)
+
+$(TARGETS): $(PACKAGE_DIR)
+
+$(LINUX_DIR):
+	mkdir -p $@
+
+$(PACKAGE_DIR):
+	mkdir -p $@
+
+$(DL_DIR)/$(LINUX_SOURCE):
+	-mkdir -p $(DL_DIR)
+	$(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_SOURCE) $(LINUX_KERNEL_MD5SUM) $(LINUX_SITE)
+
+$(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 $@
+
+$(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=""' >> $(LINUX_DIR)/.config
+endif
+
+$(LINUX_DIR)/vmlinux: $(STAMP_DIR)/.linux-compile pkg-install ramdisk-config
+	$(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) PATH=$(TARGET_PATH)
+
+$(LINUX_KERNEL): $(LINUX_DIR)/vmlinux
+	$(TARGET_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $< $@
+	touch -c $(LINUX_KERNEL)
+
+$(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="$(KERNEL_CROSS)" DEPMOD=true INSTALL_MOD_PATH=$(KERNEL_BUILD_DIR)/modules modules_install
+	touch $(LINUX_DIR)/.modules_done
+
+$(STAMP_DIR)/.linux-compile:
+	@$(MAKE) $(LINUX_DIR)/.modules_done $(TARGETS) $(KERNEL_IPKG)
+	ln -sf $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) $(BUILD_DIR)/linux
+	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)" >> $@
+
+pkg-install: FORCE
+	@{ [ "$(INSTALL_TARGETS)" != "" ] && $(IPKG) install $(INSTALL_TARGETS) || true; }
+
+source: $(DL_DIR)/$(LINUX_SOURCE)
+prepare:
+	@mkdir -p $(STAMP_DIR) $(PACKAGE_DIR)
+	@$(MAKE) $(LINUX_DIR)/.configured
+
+compile: prepare $(STAMP_DIR)/.linux-compile
+
+install: compile $(LINUX_KERNEL)
+
+mostlyclean: FORCE
+	rm -f $(STAMP_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 \
+		$(MAKE) clean; \
+	fi
+	$(MAKE) compile $(MAKE_TRACE)
+
+clean: FORCE
+	rm -f $(STAMP_DIR)/.linux-compile
+	rm -rf $(KERNEL_BUILD_DIR)
+	rm -f $(TARGETS)
-- 
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