NetCube-Systems-Austria/kumquat-buildroot
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- build and use the list of the small initramfs

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Overriding the use of the whole system (as does the initramfs target) is done
  on purpose.
This commit is contained in:
Bernhard Reutner-Fischer 2007-09-02 21:50:37 +00:00
parent 18a970c4f1
commit 42450b1941
2 changed files with 37 additions and 6 deletions
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30
package/busybox/initramfs.mk
View File

@ -3,9 +3,11 @@
# busybox image for initramfs
#
#############################################################
ifeq ($(strip $(BR2_PACKAGE_BUSYBOX_INITRAMFS)),y)
BUSYBOX_INITRAMFS_DIR:=$(BUSYBOX_DIR)-initramfs
BR2_INITRAMFS_DIR:=$(PROJECT_BUILD_DIR)/initramfs
BB_INITRAMFS_TARGET:=$(IMAGE).initramfs_lst
$(BUSYBOX_INITRAMFS_DIR)/.unpacked: $(DL_DIR)/$(BUSYBOX_SOURCE)
rm -rf $(BUILD_DIR)/tmp $(BUSYBOX_INITRAMFS_DIR)
@ -34,6 +36,7 @@ $(BUSYBOX_INITRAMFS_DIR)/.config $(BUSYBOX_INITRAMFS_DIR)/.configured: $(BUSYBOX
echo CONFIG_FALSE=y; \
echo CONFIG_GUNZIP=y; \
echo CONFIG_HALT=y; \
echo CONFIG_INIT=y; \
echo CONFIG_INSMOD=y; \
echo CONFIG_KILL=y; \
echo CONFIG_LN=y; \
@ -47,8 +50,8 @@ $(BUSYBOX_INITRAMFS_DIR)/.config $(BUSYBOX_INITRAMFS_DIR)/.configured: $(BUSYBOX
echo CONFIG_FEATURE_CHECK_TAINTED_MODULE=n; \
echo CONFIG_FEATURE_2_4_MODULES=n; \
echo CONFIG_MOUNT=y; \
echo CONFIG_MSH=y; \
echo CONFIG_FEATURE_SH_IS_MSH=y; \
echo CONFIG_ASH=y; \
echo CONFIG_FEATURE_SH_IS_ASH=y; \
echo CONFIG_PS=y; \
echo CONFIG_READLINK=y; \
echo CONFIG_RMMOD=y; \
@ -97,7 +100,25 @@ $(BR2_INITRAMFS_DIR)/bin/busybox: $(BUSYBOX_INITRAMFS_DIR)/busybox
install
$(STRIP) $(STRIP_STRIP_ALL) $@
$(PROJECT_BUILD_DIR)/.initramfs_done: $(BR2_INITRAMFS_DIR)/bin/busybox
$(BB_INITRAMFS_TARGET): $(BR2_INITRAMFS_DIR)/bin/busybox
ln -fs bin/busybox $(PROJECT_BUILD_DIR)/initramfs/init
mkdir -p $(PROJECT_BUILD_DIR)/initramfs/etc
cat target/generic/target_busybox_skeleton/etc/inittab > \
$(PROJECT_BUILD_DIR)/initramfs/etc/inittab
rm -f $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
(echo "chown -R 0:0 $(PROJECT_BUILD_DIR)/initramfs"; \
echo "$(STAGING_DIR)/bin/makedevs -d $(TARGET_DEVICE_TABLE) $(PROJECT_BUILD_DIR)/initramfs"; \
echo "$(CONFIG_SHELL) target/initramfs/gen_initramfs_list.sh -u 0 -g 0 $(PROJECT_BUILD_DIR)/initramfs > $(BB_INITRAMFS_TARGET)"; \
) > $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
chmod +x $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
$(STAGING_DIR)/usr/bin/fakeroot -- \
$(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
rm -f $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
touch -c $@
$(PROJECT_BUILD_DIR)/.initramfs_done: $(BR2_INITRAMFS_DIR)/bin/busybox \
$(BB_INITRAMFS_TARGET)
touch $@
busybox-initramfs: uclibc $(PROJECT_BUILD_DIR)/.initramfs_done
@ -107,12 +128,13 @@ busybox-initramfs-menuconfig: host-sed $(BUILD_DIR) busybox-source $(BUSYBOX_INI
busybox-initramfs-clean:
rm -f $(BUSYBOX_INITRAMFS_DIR)/busybox $(PROJECT_BUILD_DIR)/.initramfs_*
rm -rf $(BR2_INITRAMFS_DIR)
rm -rf $(BR2_INITRAMFS_DIR) $(BB_INITRAMFS_TARGET)
-$(MAKE) -C $(BUSYBOX_INITRAMFS_DIR) clean
busybox-initramfs-dirclean:
rm -rf $(BUSYBOX_INITRAMFS_DIR) $(BR2_INITRAMFS_DIR) \
$(PROJECT_BUILD_DIR)/.initramfs_*
endif
#############################################################
#
# Toplevel Makefile options

13
target/linux/Makefile.in
View File

@ -159,6 +159,14 @@ ifeq ($(BR2_TARGET_ROOTFS_INITRAMFS),y)
$(SED) '/INITRAMFS_ROOT_.ID/d' $(LINUX26_DIR)/.config
echo "CONFIG_INITRAMFS_ROOT_UID=0" >> $(LINUX26_DIR)/.config
echo "CONFIG_INITRAMFS_ROOT_GID=0" >> $(LINUX26_DIR)/.config
endif
ifeq ($(BR2_PACKAGE_BUSYBOX_INITRAMFS),y)
$(SED) '/CONFIG_INITRAMFS_SOURCE/d' $(LINUX26_DIR)/.config
echo "CONFIG_INITRAMFS_SOURCE=\"$(BB_INITRAMFS_TARGET)\"" >> \
$(LINUX26_DIR)/.config
$(SED) '/INITRAMFS_ROOT_.ID/d' $(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 $@
@ -167,7 +175,8 @@ $(LINUX26_DIR)/.depend_done: $(LINUX26_DIR)/.configured
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) prepare
touch $@
$(LINUX26_KERNEL): $(LINUX26_DIR)/.depend_done
$(LINUX26_KERNEL): $(INITRAMFS_TARGET) $(BB_INITRAMFS_TARGET) \
$(LINUX26_DIR)/.depend_done
$(MAKE) $(LINUX26_MAKE_FLAGS) LZMA="$(LZMA)" \
-C $(LINUX26_DIR) $(LINUX26_FORMAT)
cp -dpf $(LINUX26_DIR)/$(LINUX26_BINLOC) $(LINUX26_KERNEL)
@ -190,7 +199,7 @@ linux26-menuconfig: $(LINUX26_DIR)/.patched host-sed
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) menuconfig
-[ -f $(LINUX26_DIR)/.config ] && touch $(LINUX26_DIR)/.configured
linux26: $(INITRAMFS_TARGET) $(LINUX26_KERNEL)
linux26: $(LINUX26_KERNEL)
$(LINUX26_DIR)/.modules_installed: $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/modules.dep
touch $@