blkid
/dev/loop0: TYPE="squashfs"
/dev/mmcblk0p1: SEC_TYPE="msdos" LABEL="BOOT" UUID="6645-A80E" TYPE="vfat" PARTUUID="000cc7a0-01"
/dev/sda1: LABEL="SONY" UUID="5ba4988e-24e5-4657-a3de-94ff82df015f" TYPE="ext4"
/dev/sda2: LABEL="berryboot" UUID="c804fc8a-4e60-4d84-a5d9-d9fd17e5bf4f" TYPE="ext4"
/dev/mmcblk0: PTUUID="000cc7a0" PTTYPE="dos"

cat /proc/partitions
major minor  #blocks  name

   1        0       4096 ram0
   1        1       4096 ram1
   1        2       4096 ram2
   1        3       4096 ram3
   1        4       4096 ram4
   1        5       4096 ram5
   1        6       4096 ram6
   1        7       4096 ram7
   1        8       4096 ram8
   1        9       4096 ram9
   1       10       4096 ram10
   1       11       4096 ram11
   1       12       4096 ram12
   1       13       4096 ram13
   1       14       4096 ram14
   1       15       4096 ram15
   7        0     363668 loop0
 179        0     991232 mmcblk0
 179        1     990208 mmcblk0p1
   8        0   15261696 sda
   8        1     130048 sda1
   8        2   15130624 sda2