buildrootschalter/target/linux/Makefile.in
Thomas Petazzoni 397fe5cc0b Remove the "project" feature
The "project" feature was designed to allow to several projects to be
built inside the same Buildroot source tree and allowing the toolchain
and non-configurable packages to be shared between the different
projects on the same architecture. While being interesting in theory,
this feature adds a level of complexity to Buildroot, both from an
user perspective and from a developer perspective, while one of the
main Buildroot strengh is to be simple. Moreover, this feature is only
seldomly used by our users.

From a user-level perspective, this for example allows to remove the
project_build_ARCH directory, which was very confusing. The
autotools-stamps directory is also removed, since these stamps are
back at their normal location.

Description of the changes involved :

 * project/, directory removed

 * Makefile

    - Don't include project/Makefile.in and project/project.mk anymore

    - Grab a copy of the contents of project/Makefile.in at the
      location it was imported, but remove the definition related to
      PROJECT_BUILD_DIR. The TARGET_DIR is now in
      $(BUILD_DIR)/target_dir

    - Remove the creation/removal of the $(PROJECT_BUILD_DIR) and
      $(PROJECT_BUILD_DIR)/autotools-stamps directories

    - Don't make world depends on target-host-info. This target was
      defined by project/project.mk to customize /etc/issue,
      /etc/hostname and create /etc/br-version depending on the
      project definitions. We can of course imagine re-adding such a
      feature later.

    - Replace PROJECT_BUILD_DIR by BUILD_DIR everywhere

    - Remove the update, log and lognr.$(PROJECT) target, they were
      specific to the project feature.

 * package/Makefile.autotools.in

    - Replace PROJECT_BUILD_DIR by BUILD_DIR for the location of the
      configure cache

    - Move the INSTALL_TARGET and HOOK_POST_INSTALL stamps to the same
      directory as the other stamps (i.e, in the package directory).

 * package/Makefile.in

    - Replace PROJECT_BUILD_DIR by BUILD_DIR for the location of the
      configure cache

 * package/at/at.mk,
   package/busybox/busybox.mk,
   package/busybox/initramfs.mk,
   package/customize/customize.mk,
   package/linux-fusion/linux-fusion.mk,
   package/ltp-testsuite/ltp-testsuite.mk,
   package/nfs-utils/nfs-utils.mk,
   target/cpio/cpioroot.mk,
   target/cramfs/cramfs.mk,
   target/device/Atmel/DataFlashBoot/DataflashBoot.mk,
   target/device/Atmel/Makefile.in,
   target/device/Atmel/at91bootstrap/at91bootstrap.mk,
   target/device/KwikByte/Makefile.in,
   target/ext2/ext2root.mk,
   target/initramfs/initramfs.mk,
   target/iso9660/iso9660.mk,
   target/jffs2/jffs2root.mk,
   target/linux/Makefile.in,
   target/romfs/romfs.mk,
   target/squashfs/squashfsroot.mk,
   target/tar/tarroot.mk,
   target/ubifs/ubifsroot.mk

    - Replace PROJECT_BUILD_DIR by BUILD_DIR

 * target/device/Config.in

    - Do not include project/Config.in anymore

 * target/linux/Makefile.in.advanced

    - Replace PROJECT_BUILD_DIR by BUILD_DIR

    - Store the stamps file in $(STAMP_DIR) instead of
      $(PROJECT_BUILD_DIR)/autotools-stamps

 * target/u-boot/Makefile.in

    - Replace PROJECT_BUILD_DIR by BUILD_DIR

    - Remove $(PROJECT) from the U-Boot target binary name

    - Remove the insertion in the configuration of the project name as
      the hostname

    - The u-boot-autoscript target now generates
      $(U_BOOT_AUTOSCRIPT).img instead of
      $(U_BOOT_AUTOSCRIPT).$(PROJECT)

 * toolchain/gcc/gcc-uclibc-3.x.mk
   toolchain/gcc/gcc-uclibc-4.x.mk

    - Move the stamps files to $(STAMP_DIR)

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2009-09-16 20:28:25 +02:00

243 lines
7.9 KiB
Makefile

#############################################################
#
# Linux kernel 2.6 target
#
#############################################################
ifneq ($(filter $(TARGETS),linux26),)
ifeq ($(DOWNLOAD_LINUX26_VERSION),)
# User did not define linux version, try using headers
ifeq ($(LINUX_HEADERS_VERSION),)
# We did not have headers (this is for real???)
# Version of linuc before patches
DOWNLOAD_LINUX26_VERSION=2.6.22.1
# Version of Linux after applying any patches
LINUX26_VERSION=2.6.22.1
else
# OK, we have headers, use them...
DOWNLOAD_LINUX26_VERSION=$(LINUX_HEADERS_VERSION)
LINUX26_VERSION=$(LINUX_HEADERS_VERSION)
endif
endif
LINUX26_SOURCE=linux-$(DOWNLOAD_LINUX26_VERSION).tar.bz2
LINUX26_BZCAT:=$(BZCAT)
LINUX26_SITE=$(BR2_KERNEL_MIRROR)/linux/kernel/v2.6
ifeq ($(BOARD_PATH),)
BOARD_PATH:=$(call qstrip,$(BR2_BOARD_PATH))
endif
# Linux kernel configuration file
# Has to be set by the target/device
# If it is not set by the target/device, then pick the one from .config
ifndef LINUX26_KCONFIG
ifneq ($(call qstrip,$(BR2_PACKAGE_LINUX_KCONFIG)),)
LINUX26_KCONFIG=$(call qstrip,$(BR2_PACKAGE_LINUX_KCONFIG))
else
# LINUX26_KCONFIG=$(BOARD_PATH)/linux26.config
endif
endif
ifndef LINUX26_FORMAT
ifneq ($(call qstrip,$(BR2_PACKAGE_LINUX_FORMAT)),)
LINUX26_FORMAT=$(call qstrip,$(BR2_PACKAGE_LINUX_FORMAT))
else
LINUX26_FORMAT=zImage
endif
endif
# Has to be set by the target/device
ifndef LINUX26_BINLOC
# default:
ifeq ($(LINUX26_FORMAT),vmlinux)
LINUX26_BINLOC=$(LINUX26_FORMAT)
else
ifeq ($(BR2_ARCH),"cris")
LINUX26_BINLOC=arch/$(KERNEL_ARCH)/arch-v10/boot/$(LINUX26_FORMAT)
else
LINUX26_BINLOC=arch/$(KERNEL_ARCH)/boot/$(LINUX26_FORMAT)
endif
endif
endif
ROOTFS_STRIPPED_SUFFIX=$(call qstrip,$(ROOTFS_SUFFIX))
# File name for the Linux kernel binary
ifndef LINUX26_KERNEL
LINUX26_KERNEL_NAME=$(BINARIES_DIR)/$(LINUX26_FORMAT)$(ROOTFS_STRIPPED_SUFFIX)
endif
# Version of Linux AFTER patches
LINUX26_DIR=$(BUILD_DIR)/linux-$(LINUX26_VERSION)
# for packages that need it
LINUX_VERSION:=$(LINUX26_VERSION)
LINUX_DIR=$(LINUX26_DIR)
LINUX_KERNEL=$(LINUX26_KERNEL_NAME)
# kernel patches
ifeq ($(strip $(LINUX26_PATCH_DIR)),)
ifneq ($(BOARD_PATH),)
LINUX26_PATCH_DIR:=$(BOARD_PATH)/kernel-patches/
endif
endif
LINUX26_MAKE_FLAGS = HOSTCC="$(HOSTCC)" HOSTCFLAGS="$(HOSTCFLAGS)" \
ARCH=$(KERNEL_ARCH) \
INSTALL_MOD_PATH=$(TARGET_DIR) \
CROSS_COMPILE=$(KERNEL_CROSS) \
LDFLAGS="$(TARGET_LDFLAGS)" \
LZMA="$(LZMA)"
$(LINUX26_KCONFIG):
@if [ ! -f "$(LINUX26_KCONFIG)" ] ; then \
echo ""; \
echo "You should create a .config for your kernel"; \
echo "and install it as $(LINUX26_KCONFIG)"; \
echo ""; \
sleep 5; \
fi
ifneq ($(strip $(LINUX26_VERSION)),$(strip $(LINUX_HEADERS_VERSION)))
$(DL_DIR)/$(LINUX26_SOURCE):
$(call DOWNLOAD,$(LINUX26_SITE),$(LINUX26_SOURCE))
endif # ($(LINUX26_VERSION),$(LINUX_HEADERS_VERSION))
$(LINUX26_DIR)/.unpacked: $(DL_DIR)/$(LINUX26_SOURCE)
rm -rf $(LINUX26_DIR)
@echo "*** Unpacking kernel source"
$(LINUX26_BZCAT) $(DL_DIR)/$(LINUX26_SOURCE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
ifneq ($(DOWNLOAD_LINUX26_VERSION),$(LINUX26_VERSION))
# Rename the dir from the downloaded version to the AFTER patch version
mv -f $(BUILD_DIR)/linux-$(DOWNLOAD_LINUX26_VERSION) $(LINUX26_DIR)
endif
touch $@
$(LINUX26_DIR)/.patched: $(LINUX26_DIR)/.unpacked $(LINUX_HEADERS_DEPENDS)
toolchain/patch-kernel.sh $(LINUX26_DIR) toolchain/kernel-headers \
linux-$(LINUX26_VERSION)-\*.patch{,.gz,.bz2}
ifeq ($(BR2_KERNEL_HEADERS_RT),y)
toolchain/patch-kernel.sh $(LINUX26_DIR) $(DL_DIR) $(LINUX_RT_SOURCE)
endif
ifneq ($(KERNEL_HEADERS_PATCH_DIR),)
toolchain/patch-kernel.sh $(LINUX26_DIR) $(KERNEL_HEADERS_PATCH_DIR) \
linux-$(LINUX26_VERSION)-\*.patch{,.gz,.bz2}
endif
ifeq ($(BR2_PACKAGE_OPENSWAN),y)
toolchain/patch-kernel.sh $(LINUX26_DIR) package/openswan \
linux-$(LINUX26_VERSION)-\*.patch{,.gz,.bz2}
endif
ifneq ($(LINUX26_PATCH_DIR),)
if [ -d $(LINUX26_PATCH_DIR) ] ; then \
toolchain/patch-kernel.sh $(LINUX26_DIR) $(LINUX26_PATCH_DIR) linux-$(LINUX26_VERSION)\*.patch ; \
fi
endif
touch $@
$(LINUX26_DIR)/.configured: $(LINUX26_DIR)/.patched $(LINUX26_KCONFIG)
cp -dpf $(LINUX26_KCONFIG) $(LINUX26_DIR)/.config
$(SED) '/CONFIG_AEABI=y/d' $(LINUX26_DIR)/.config
ifeq ($(BR2_ARM_EABI),y)
echo "CONFIG_AEABI=y" >> $(LINUX26_DIR)/.config
$(SED) '/CONFIG_OABI_COMPAT/d' $(LINUX26_DIR)/.config
echo "# CONFIG_OABI_COMPAT is not set" >> $(LINUX26_DIR)/.config
else
echo "# CONFIG_AEABI is not set" >> $(LINUX26_DIR)/.config
endif
$(SED) '/CONFIG_IPV6=y/d' $(LINUX26_DIR)/.config
ifeq ($(BR2_INET_IPV6),y)
echo "CONFIG_IPV6=y" >> $(LINUX26_DIR)/.config
else
echo "# CONFIG_IPV6 is not set" >> $(LINUX26_DIR)/.config
endif
$(SED) '/CONFIG_INITRAMFS_SOURCE/d' $(LINUX26_DIR)/.config
$(SED) '/INITRAMFS_ROOT_.ID/d' $(LINUX26_DIR)/.config
ifeq ($(BR2_TARGET_ROOTFS_INITRAMFS),y)
echo "CONFIG_INITRAMFS_SOURCE=\"$(INITRAMFS_TARGET)\"" >> \
$(LINUX26_DIR)/.config
echo "CONFIG_INITRAMFS_ROOT_UID=0" >> $(LINUX26_DIR)/.config
echo "CONFIG_INITRAMFS_ROOT_GID=0" >> $(LINUX26_DIR)/.config
else
echo "CONFIG_INITRAMFS_SOURCE=\"\"" >> $(LINUX26_DIR)/.config
endif
ifeq ($(BR2_PACKAGE_BUSYBOX_INITRAMFS),y)
# precedence for a small initramfs
$(SED) '/CONFIG_INITRAMFS_SOURCE/d' $(LINUX26_DIR)/.config
$(SED) '/INITRAMFS_ROOT_.ID/d' $(LINUX26_DIR)/.config
echo "CONFIG_INITRAMFS_SOURCE=\"$(BB_INITRAMFS_TARGET)\"" >> \
$(LINUX26_DIR)/.config
echo "CONFIG_INITRAMFS_ROOT_UID=0" >> $(LINUX26_DIR)/.config
echo "CONFIG_INITRAMFS_ROOT_GID=0" >> $(LINUX26_DIR)/.config
endif
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) oldconfig
touch $@
$(LINUX26_DIR)/.depend_done: $(LINUX26_DIR)/.configured
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) prepare
touch $@
$(LINUX26_KERNEL_NAME): $(INITRAMFS_TARGET) $(BB_INITRAMFS_TARGET) \
$(LINUX26_DIR)/.depend_done
$(MAKE) $(LINUX26_MAKE_FLAGS) \
-C $(LINUX26_DIR) $(LINUX26_FORMAT)
cp -pf $(LINUX26_DIR)/$(LINUX26_BINLOC) $(LINUX26_KERNEL_NAME)
touch -c $@
$(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/modules.dep: $(LINUX26_DIR)/.configured
rm -rf $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)
rm -f $(TARGET_DIR)/sbin/cardmgr
@if grep -q CONFIG_MODULES=y $(LINUX26_DIR)/.config; then \
set -x; \
echo "Have CONFIG_MODULES"; \
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) modules; \
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) \
DEPMOD=$(STAGING_DIR)/bin/$(GNU_TARGET_NAME)-depmod26 \
INSTALL_MOD_PATH=$(TARGET_DIR) modules_install; \
rm -f $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/build \
$(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/source; \
$(STAGING_DIR)/bin/$(GNU_TARGET_NAME)-depmod26 -b $(TARGET_DIR) $(LINUX_HEADERS_VERSION); \
else \
echo "No CONFIG_MODULES"; \
fi
touch -c $@
linux26-menuconfig: $(LINUX26_DIR)/.patched host-sed
[ -f $(LINUX26_DIR)/.config ] || cp $(LINUX26_KCONFIG) $(LINUX26_DIR)/.config
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) menuconfig
-[ -f $(LINUX26_DIR)/.config ] && touch $(LINUX26_DIR)/.configured
linux26-xconfig: $(LINUX26_DIR)/.patched host-sed
[ -f $(LINUX26_DIR)/.config ] || cp $(LINUX26_KCONFIG) $(LINUX26_DIR)/.config
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) xconfig
-[ -f $(LINUX26_DIR)/.config ] && touch $(LINUX26_DIR)/.configured
linux26: $(LINUX26_KERNEL_NAME)
$(LINUX26_DIR)/.modules_installed: $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/modules.dep
touch $@
linux26-modules: cross-depmod26 $(LINUX26_DIR)/.modules_installed
linux26-source: $(DL_DIR)/$(LINUX26_SOURCE)
linux26-unpacked: $(LINUX26_DIR)/.patched
linux26-config: host-sed $(LINUX26_DIR)/.configured
linux26-update:
cp -dpf $(LINUX26_DIR)/.config $(LINUX26_KCONFIG)
# force rebuild
linux26-force:
touch $(LINUX26_DIR)/.configured
# This has been renamed so we do _NOT_ by default run this on 'make clean'
linux26clean:
rm -f $(LINUX26_KERNEL_NAME) $(LINUX26_DIR)/.configured
-$(MAKE) PATH=$(TARGET_PATH) -C $(LINUX26_DIR) clean
linux26-dirclean:
rm -rf $(LINUX26_DIR)
endif