~ # /sbin/parted /dev/mmcblk0
GNU Parted 2.3
Using /dev/mmcblk0
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) unit s                                                           
unit s
(parted) print                                                            
print
Model: MMC HYNIX (sd/mmc)
Disk /dev/mmcblk0: 31047680s
Sector size (logical/physical): 512B/512B
Partition Table: msdos

Number  Start      End        Size       Type     File system  Flags
 1      1024s      18464767s  18463744s  primary  fat32        lba
 2      18464768s  26853375s  8388608s   primary  ext4
 3      26853376s  31047679s  4194304s   primary  ext4

(parted) quit                                                             
quit