150 lines
5.5 KiB
Makefile
150 lines
5.5 KiB
Makefile
#############################################################
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#
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# busybox image for initramfs
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#
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#############################################################
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ifeq ($(BR2_PACKAGE_BUSYBOX_INITRAMFS),y)
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BUSYBOX_INITRAMFS_DIR:=$(BUSYBOX_DIR)-initramfs
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BR2_INITRAMFS_DIR:=$(PROJECT_BUILD_DIR)/initramfs
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BB_INITRAMFS_TARGET:=$(IMAGE).initramfs_lst
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$(BUSYBOX_INITRAMFS_DIR)/.unpacked: $(DL_DIR)/$(BUSYBOX_SOURCE)
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rm -rf $(BUILD_DIR)/tmp $(BUSYBOX_INITRAMFS_DIR)
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mkdir -p $(BUILD_DIR)/tmp
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$(BUSYBOX_UNZIP) $(DL_DIR)/$(BUSYBOX_SOURCE) | tar -C $(BUILD_DIR)/tmp $(TAR_OPTIONS) -
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ifeq ($(BR2_PACKAGE_BUSYBOX_SNAPSHOT),y)
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mv $(BUILD_DIR)/tmp/busybox $(BUSYBOX_INITRAMFS_DIR)
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else
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mv $(BUILD_DIR)/tmp/busybox-$(BUSYBOX_VERSION) $(BUSYBOX_INITRAMFS_DIR)
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endif
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touch $@
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$(BUSYBOX_INITRAMFS_DIR)/.config $(BUSYBOX_INITRAMFS_DIR)/.configured: $(BUSYBOX_INITRAMFS_DIR)/.unpacked
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$(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
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CROSS="$(TARGET_CROSS)" -C $(BUSYBOX_INITRAMFS_DIR) \
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allnoconfig
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mv $(BUSYBOX_INITRAMFS_DIR)/.config $(BUSYBOX_INITRAMFS_DIR)/.config.no
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(echo CONFIG_PREFIX=\"$(BR2_INITRAMFS_DIR)\"; \
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echo CONFIG_NITPICK=y; \
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echo CONFIG_FEATURE_BUFFERS_USE_MALLOC=y; \
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echo CONFIG_INCLUDE_SUSv2=n; \
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echo CONFIG_CAT=y; \
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echo CONFIG_CHROOT=y; \
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echo CONFIG_DD=y; \
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echo CONFIG_FEATURE_DD_IBS_OBS=y; \
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echo CONFIG_FALSE=y; \
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echo CONFIG_GUNZIP=y; \
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echo CONFIG_HALT=y; \
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echo CONFIG_INIT=y; \
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echo CONFIG_INSMOD=y; \
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echo CONFIG_KILL=y; \
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echo CONFIG_LN=y; \
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echo CONFIG_MDEV=y; \
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echo CONFIG_MKDIR=y; \
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echo CONFIG_MKFIFO=y; \
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echo CONFIG_MKNOD=y; \
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echo CONFIG_MODPROBE=y; \
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echo CONFIG_FEATURE_MODPROBE_MULTIPLE_OPTIONS=y; \
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echo CONFIG_FEATURE_MODPROBE_FANCY_ALIAS=y; \
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echo CONFIG_FEATURE_CHECK_TAINTED_MODULE=n; \
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echo CONFIG_FEATURE_2_4_MODULES=n; \
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echo CONFIG_MOUNT=y; \
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echo CONFIG_MSH=y; \
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echo CONFIG_FEATURE_SH_IS_MSH=y; \
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echo CONFIG_PS=y; \
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echo CONFIG_READLINK=y; \
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echo CONFIG_RMMOD=y; \
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echo CONFIG_STATIC=y; \
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echo CONFIG_SWITCH_ROOT=y; \
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echo CONFIG_SYNC=y; \
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echo CONFIG_TFTP=y; \
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echo CONFIG_FEATURE_TFTP_GET=y; \
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echo CONFIG_FEATURE_TFTP_PUT=y; \
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echo CONFIG_TRUE=y; \
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echo CONFIG_UMOUNT=y; \
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echo CONFIG_FEATURE_UMOUNT_ALL=y; \
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echo CONFIG_UNAME=y; \
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) > $(BUSYBOX_INITRAMFS_DIR)/.config
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cp -f $(BUSYBOX_INITRAMFS_DIR)/.config \
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$(BUSYBOX_INITRAMFS_DIR)/.config.prune
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$(SED) 's|\([^=]*\)=.*|/\1[^_]*/d|g' \
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$(BUSYBOX_INITRAMFS_DIR)/.config.prune
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$(SED) '' -f $(BUSYBOX_INITRAMFS_DIR)/.config.prune \
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$(BUSYBOX_INITRAMFS_DIR)/.config.no
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cat $(BUSYBOX_INITRAMFS_DIR)/.config.no >> \
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$(BUSYBOX_INITRAMFS_DIR)/.config
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yes "" | $(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
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CROSS="$(TARGET_CROSS)" -C $(BUSYBOX_INITRAMFS_DIR) \
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oldconfig
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touch $@
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$(BUSYBOX_INITRAMFS_DIR)/busybox: $(BUSYBOX_INITRAMFS_DIR)/.configured
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$(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
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CROSS="$(TARGET_CROSS)" PREFIX="$(TARGET_DIR)" \
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ARCH=$(KERNEL_ARCH) \
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EXTRA_CFLAGS="$(TARGET_CFLAGS)" -C $(BUSYBOX_INITRAMFS_DIR) \
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busybox.links busybox
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ifeq ($(BR2_PREFER_IMA)$(BR2_PACKAGE_BUSYBOX_SNAPSHOT),yy)
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rm -f $@
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$(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
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CROSS="$(TARGET_CROSS)" PREFIX="$(TARGET_DIR)" \
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ARCH=$(KERNEL_ARCH) STRIP="$(STRIPCMD)" \
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EXTRA_CFLAGS="$(TARGET_CFLAGS)" -C $(BUSYBOX_INITRAMFS_DIR) \
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-f scripts/Makefile.IMA
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endif
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$(BR2_INITRAMFS_DIR)/bin/busybox: $(BUSYBOX_INITRAMFS_DIR)/busybox
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$(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
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CROSS="$(TARGET_CROSS)" \
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ARCH=$(KERNEL_ARCH) STRIP="$(STRIPCMD)" \
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EXTRA_CFLAGS="$(TARGET_CFLAGS)" -C $(BUSYBOX_INITRAMFS_DIR) \
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install
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$(STRIPCMD) $(STRIP_STRIP_ALL) $@
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$(BB_INITRAMFS_TARGET): host-fakeroot $(BR2_INITRAMFS_DIR)/bin/busybox
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ln -fs bin/busybox $(PROJECT_BUILD_DIR)/initramfs/init
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mkdir -p $(PROJECT_BUILD_DIR)/initramfs/etc
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cat target/generic/target_busybox_skeleton/etc/inittab > \
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$(PROJECT_BUILD_DIR)/initramfs/etc/inittab
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rm -f $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
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(echo "chown -R 0:0 $(PROJECT_BUILD_DIR)/initramfs"; \
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echo "$(STAGING_DIR)/bin/makedevs -d $(TARGET_DEVICE_TABLE) $(PROJECT_BUILD_DIR)/initramfs"; \
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echo "$(CONFIG_SHELL) target/initramfs/gen_initramfs_list.sh -u 0 -g 0 $(PROJECT_BUILD_DIR)/initramfs > $(BB_INITRAMFS_TARGET)"; \
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) > $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
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chmod +x $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
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$(STAGING_DIR)/usr/bin/fakeroot -- \
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$(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
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rm -f $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
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touch -c $@
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$(PROJECT_BUILD_DIR)/.initramfs_done: $(BR2_INITRAMFS_DIR)/bin/busybox \
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$(BB_INITRAMFS_TARGET)
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touch $@
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busybox-initramfs-source:
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busybox-initramfs: uclibc $(PROJECT_BUILD_DIR)/.initramfs_done
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busybox-initramfs-menuconfig: host-sed $(BUILD_DIR) busybox-source $(BUSYBOX_INITRAMFS_DIR)/.configured
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$(MAKE) __TARGET_ARCH=$(ARCH) -C $(BUSYBOX_INITRAMFS_DIR) menuconfig
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busybox-initramfs-clean:
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rm -f $(BUSYBOX_INITRAMFS_DIR)/busybox $(PROJECT_BUILD_DIR)/.initramfs_*
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rm -rf $(BR2_INITRAMFS_DIR) $(BB_INITRAMFS_TARGET)
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-$(MAKE) -C $(BUSYBOX_INITRAMFS_DIR) clean
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busybox-initramfs-dirclean:
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rm -rf $(BUSYBOX_INITRAMFS_DIR) $(BR2_INITRAMFS_DIR) \
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$(PROJECT_BUILD_DIR)/.initramfs_*
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endif
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#############################################################
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#
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# Toplevel Makefile options
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#
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#############################################################
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ifeq ($(BR2_PACKAGE_BUSYBOX_INITRAMFS),y)
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TARGETS+=busybox-initramfs
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endif
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