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- #############################################################
- #
- # Build the ext2 root filesystem image
- #
- #############################################################
- EXT2_OPTS :=
- ifeq ($(BR2_TARGET_ROOTFS_EXT2_SQUASH),y)
- EXT2_OPTS += -U
- endif
- ifneq ($(strip $(BR2_TARGET_ROOTFS_EXT2_BLOCKS)),0)
- EXT2_OPTS += -b $(BR2_TARGET_ROOTFS_EXT2_BLOCKS)
- endif
- ifneq ($(strip $(BR2_TARGET_ROOTFS_EXT2_INODES)),0)
- EXT2_OPTS += -N $(BR2_TARGET_ROOTFS_EXT2_INODES)
- endif
- ifneq ($(strip $(BR2_TARGET_ROOTFS_EXT2_RESBLKS)),)
- EXT2_OPTS += -m $(BR2_TARGET_ROOTFS_EXT2_RESBLKS)
- endif
- ROOTFS_EXT2_DEPENDENCIES = host-genext2fs
- ifeq ($(strip $(BR2_TARGET_ROOTFS_EXT2_BLOCKS)),0)
- GENEXT2_REALSIZE=$(shell LC_ALL=C du -s -c -k $(TARGET_DIR) | grep total | sed -e "s/total//")
- GENEXT2_ADDTOROOTSIZE=$(shell if [ $(GENEXT2_REALSIZE) -ge 20000 ]; then echo 16384; else echo 2400; fi)
- GENEXT2_SIZE=$(shell expr $(GENEXT2_REALSIZE) + $(GENEXT2_ADDTOROOTSIZE))
- GENEXT2_ADDTOINODESIZE=$(shell find $(TARGET_DIR) | wc -l)
- GENEXT2_INODES=$(shell expr $(GENEXT2_ADDTOINODESIZE) + 400)
- EXT2_OPTS += -b $(GENEXT2_SIZE) -N $(GENEXT2_INODES)
- endif
- define ROOTFS_EXT2_CMD
- $(HOST_DIR)/usr/bin/genext2fs -d $(TARGET_DIR) $(EXT2_OPTS) $$@
- endef
- $(eval $(call ROOTFS_TARGET,ext2))
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