- add my working draft for busybox-initramfs (not yet finished, so still commented...

diff --git a/package/busybox/initramfs.mk b/package/busybox/initramfs.mk
new file mode 100644 (file)
index 0000000..77aec7f
--- /dev/null
+++ b/package/busybox/initramfs.mk
@@ -0,0 +1,96 @@
+#############################################################
+#
+# busybox image for initramfs
+#
+#############################################################
+
+BUSYBOX_INITRAMFS_DIR:=$(BUSYBOX_DIR)-initramfs
+
+$(BUSYBOX_INITRAMFS_DIR)/.unpacked: $(DL_DIR)/$(BUSYBOX_SOURCE)
+       rm -rf $(BUILD_DIR)/tmp $(BUSYBOX_INITRAMFS_DIR)
+       -mkdir $(BUILD_DIR)/tmp
+       $(BUSYBOX_UNZIP) $(DL_DIR)/$(BUSYBOX_SOURCE) | tar -C $(BUILD_DIR)/tmp $(TAR_OPTIONS) -
+ifeq ($(strip $(BR2_PACKAGE_BUSYBOX_SNAPSHOT)),y)
+       mv $(BUILD_DIR)/tmp/busybox $(BUSYBOX_INITRAMFS_DIR)
+else
+       mv $(BUILD_DIR)/tmp/busybox-$(BUSYBOX_VERSION) $(BUSYBOX_INITRAMFS_DIR)
+endif
+       touch $@
+
+$(BUSYBOX_INITRAMFS_DIR)/.configured: $(BUSYBOX_INITRAMFS_DIR)/.unpacked
+       (echo CONFIG_CAT=y; \
+        echo CONFIG_CHROOT=y; \
+        echo CONFIG_DD=y; \
+        echo CONFIG_FEATURE_DD_IBS_OBS=y; \
+        echo CONFIG_FALSE=y; \
+        echo CONFIG_GUNZIP=y; \
+        echo CONFIG_HALT=y; \
+        echo CONFIG_INSMOD=y; \
+        echo CONFIG_KILL=y; \
+        echo CONFIG_LN=y; \
+        echo CONFIG_PS=y; \
+        echo CONFIG_MDEV=y; \
+        echo CONFIG_MKDIR=y; \
+        echo CONFIG_MKFIFO=y; \
+        echo CONFIG_MKNOD=y; \
+        echo CONFIG_MODPROBE=y; \
+        echo CONFIG_FEATURE_MODPROBE_MULTIPLE_OPTIONS=y; \
+        echo CONFIG_FEATURE_MODPROBE_FANCY_ALIAS=y; \
+        echo CONFIG_FEATURE_CHECK_TAINTED_MODULE=n; \
+        echo CONFIG_FEATURE_2_4_MODULES=n; \
+        echo CONFIG_MOUNT=y; \
+        echo CONFIG_SWITCH_ROOT=y; \
+        echo CONFIG_READLINK=y; \
+        echo CONFIG_RMMOD=y; \
+        echo CONFIG_MSH=y; \
+        echo CONFIG_FEATURE_SH_IS_MSH=y; \
+        echo CONFIG_SLEEP=y; \
+        echo CONFIG_STATIC=y; \
+        echo CONFIG_TRUE=y; \
+        echo CONFIG_UMOUNT=y; \
+        echo CONFIG_FEATURE_UMOUNT_ALL=y; \
+        echo CONFIG_UNAME=y; \
+       ) > $(BUSYBOX_INITRAMFS_DIR)/.config 
+       yes "" | $(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
+               CROSS="$(TARGET_CROSS)" -C $(BUSYBOX_INITRAMFS_DIR) oldconfig
+       touch $@
+
+
+$(BUSYBOX_INITRAMFS_DIR)/inst/busybox: $(BUSYBOX_INITRAMFS_DIR)/.configured
+       -mkdir $(@D)
+       $(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
+               CROSS="$(TARGET_CROSS)" PREFIX="$(TARGET_DIR)" \
+               ARCH=$(KERNEL_ARCH) \
+               EXTRA_CFLAGS="$(TARGET_CFLAGS)" -C $(BUSYBOX_INITRAMFS_DIR) \
+               busybox.links busybox
+ifeq ($(BR2_PREFER_IMA)$(BR2_PACKAGE_BUSYBOX_SNAPSHOT),yy)
+       rm -f $@
+       $(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
+               CROSS="$(TARGET_CROSS)" PREFIX="$(TARGET_DIR)" \
+               ARCH=$(KERNEL_ARCH) STRIP="$(STRIP)" \
+               EXTRA_CFLAGS="$(TARGET_CFLAGS)" -C $(BUSYBOX_INITRAMFS_DIR) \
+               -f scripts/Makefile.IMA
+endif
+       cp -f $(BUSYBOX_INITRAMFS_DIR)/busybox $@
+       $(STRIP) $(STRIP_STRIP_ALL) $@
+
+busybox-initramfs: uclibc $(BUSYBOX_INITRAMFS_DIR)/inst/busybox
+
+busybox-initramfs-menuconfig: host-sed $(BUILD_DIR) busybox-source $(BUSYBOX_INITRAMFS_DIR)/.configured
+       $(MAKE) __TARGET_ARCH=$(ARCH) -C $(BUSYBOX_INITRAMFS_DIR) menuconfig
+
+busybox-initramfs-clean:
+       rm -f $(BUSYBOX_INITRAMFS_DIR)/busybox \
+               $(BUSYBOX_INITRAMFS_DIR)/inst/busybox
+       -$(MAKE) -C $(BUSYBOX_INITRAMFS_DIR) clean
+
+busybox-initramfs-dirclean:
+       rm -rf $(BUSYBOX_INITRAMFS_DIR)
+#############################################################
+#
+# Toplevel Makefile options
+#
+#############################################################
+ifeq ($(strip $(BR2_PACKAGE_BUSYBOX_INITRAMFS)),y)
+TARGETS+=busybox-initramfs
+endif