-extern void cmd_yaffs_dev_ls(void);
-extern void cmd_yaffs_tracemask(unsigned set, unsigned mask);
-extern void cmd_yaffs_devconfig(char *mp, int flash_dev,
- int start_block, int end_block);
-extern void cmd_yaffs_mount(char *mp);
-extern void cmd_yaffs_umount(char *mp);
-extern void cmd_yaffs_read_file(char *fn);
-extern void cmd_yaffs_write_file(char *fn, char bval, int sizeOfFile);
-extern void cmd_yaffs_ls(const char *mountpt, int longlist);
-extern void cmd_yaffs_mwrite_file(char *fn, char *addr, int size);
-extern void cmd_yaffs_mread_file(char *fn, char *addr);
-extern void cmd_yaffs_mkdir(const char *dir);
-extern void cmd_yaffs_rmdir(const char *dir);
-extern void cmd_yaffs_rm(const char *path);
-extern void cmd_yaffs_mv(const char *oldPath, const char *newPath);
-
-extern int yaffs_dump_dev(const char *path);