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openwrtv3/openwrt/include/kernel-build.mk
Mike Baker d62e8a9485 credit where credit is due 
SVN-Revision: 4091
2006-06-27 00:35:46 +00:00

225 lines
7.2 KiB
Makefile
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#
# Copyright (C) 2006 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
-include $(INCLUDE_DIR)/modules-$(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
TARGETS += $(KERNEL_IPKG)
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
modules: $(LINUX_DIR)/.modules_done
packages: $(TARGETS)
$(STAMP_DIR)/.linux-compile:
@$(MAKE) modules
@$(MAKE) packages
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: $(LINUX_DIR)/.configured
@mkdir -p $(STAMP_DIR) $(PACKAGE_DIR)
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)
define AutoLoad
add_module $(1) "$(2)";
endef
define KernelPackage/Defaults
VERSION:=$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)
DEPENDS:=
MAINTAINER:=OpenWrt Developers Team <openwrt-devel@openwrt.org>
SOURCE:=$(patsubst $(TOPDIR)/%,%,${shell pwd})
PKGARCH:=$(ARCH)
PRIORITY:=optional
KCONFIG:=
FILES:=
BUILD:=
MODULES:=
TITLE:=
DESCRIPTION:=
endef
define KernelPackage
NAME:=$(1)
$(eval $(call KernelPackage/Defaults))
$(eval $(call KernelPackage/$(1)))
$(eval $(call KernelPackage/$(1)/$(KERNEL)))
PKG_$(1) := $(PACKAGE_DIR)/kmod-$(1)_$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)_$(ARCH).ipk
I_$(1) := $(KMOD_BUILD_DIR)/ipkg/$(1)
IDEPEND_$(1):='kernel ($(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE))' $(DEPENDS)
ifeq ($$(strip $(KCONFIG)),)
KDEPEND_$(1):=m
else
KDEPEND_$(1):=$($(KCONFIG))
endif
ifeq ($$(KDEPEND_$(1)),m)
ifneq ($(CONFIG_PACKAGE_kmod-$(1)),)
packages: $$(PKG_$(1))
endif
ifeq ($(CONFIG_PACKAGE_kmod-$(1)),y)
install-kmod-$(1): FORCE
$(IPKG) install $$(PKG_$(1))
pkg-install: install-kmod-$(1)
endif
endif
$$(PKG_$(1)): $(LINUX_DIR)/.modules_done
rm -rf $$(I_$(1))
install -d -m0755 $$(I_$(1))/CONTROL
echo "Package: kmod-$(1)" > $$(I_$(1))/CONTROL/control
echo "Version: $(VERSION)" >> $$(I_$(1))/CONTROL/control
( \
DEPENDS=; \
for depend in $$(filter-out @%,$$(IDEPEND_$(1))); do \
DEPENDS=$$$${DEPENDS:+$$$$DEPENDS, }$$$${depend##+}; \
done; \
echo "Depends: $$$$DEPENDS" >> $$(I_$(1))/CONTROL/control; \
)
echo "Source: $(SOURCE)" >> $$(I_$(1))/CONTROL/control
echo "Section: kernel" >> $$(I_$(1))/CONTROL/control
echo "Priority: $(PRIORITY)" >> $$(I_$(1))/CONTROL/control
echo "Maintainer: $(MAINTAINER)" >> $$(I_$(1))/CONTROL/control
echo "Architecture: $(PKGARCH)" >> $$(I_$(1))/CONTROL/control
echo "Description: $(DESCRIPTION)" | sed -e 's,\\,\n ,g' >> $$(I_$(1))/CONTROL/control
ifneq ($(strip $(FILES)),)
mkdir -p $$(I_$(1))/lib/modules/$(LINUX_VERSION)
$(CP) $(FILES) $$(I_$(1))/lib/modules/$(LINUX_VERSION)/
endif
ifneq ($(MODULES),)
export modules=; \
add_module() { \
mkdir -p $$(I_$(1))/etc/modules.d; \
echo "$$$$2" > $$(I_$(1))/etc/modules.d/$$$$1-$(1); \
modules="$$$${modules:+$$$$modules }$$$$1-$(1)"; \
}; \
$(MODULES) \
mkdir -p $$(I_$(1))/etc/modules.d; \
echo "#!/bin/sh" >> $$(I_$(1))/CONTROL/postinst; \
echo "[ -z \"\$$$$IPKG_INSTROOT\" ] || exit" >> $$(I_$(1))/CONTROL/postinst; \
echo ". /etc/functions.sh" >> $$(I_$(1))/CONTROL/postinst; \
echo "load_modules $$$$modules" >> $$(I_$(1))/CONTROL/postinst; \
chmod 0755 $$(I_$(1))/CONTROL/postinst;
endif
$(IPKG_BUILD) $$(I_$(1)) $(PACKAGE_DIR)
endef
-include $(INCLUDE_DIR)/modules.mk
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