pi@raspberrypi ~ $ sudo fdisk -l

Disk /dev/mmcblk0: 3980 MB, 3980394496 bytes
4 heads, 16 sectors/track, 121472 cylinders, total 7774208 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xa6202af7

        Device Boot      Start         End      Blocks   Id  System
/dev/mmcblk0p1            8192      122879       57344    c  W95 FAT32 (LBA)
/dev/mmcblk0p2          122880     7774207     3825664   83  Linux

Disk /dev/sda: 4051 MB, 4051697664 bytes
125 heads, 62 sectors/track, 1021 cylinders, total 7913472 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000cf1ab

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *          62     7912749     3956344    c  W95 FAT32 (LBA)