| ############################################################# |
| # |
| # 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)) |
