1. 根目录:
2. fs
3. sdcardfs
4. Makefile

SDCARDFS_VERSION="0.1"

EXTRA_CFLAGS += -DSDCARDFS_VERSION=\"$(SDCARDFS_VERSION)\"

obj-$(CONFIG_SDCARD_FS) += sdcardfs.o

sdcardfs-y := dentry.o file.o inode.o main.o super.o lookup.o mmap.o packagelist.o derived_perm.o