ubuntu@localhost:~$ sudo sgdisk -p /dev/mmcblk1
Disk /dev/mmcblk1: 15196160 sectors, 7.2 GiB
Logical sector size: 512 bytes
Disk identifier (GUID): E45EF68F-C9C6-4601-94DD-79DAA6B25EC2
Partition table holds up to 128 entries
First usable sector is 34, last usable sector is 15196126
Partitions will be aligned on 2-sector boundaries
Total free space is 958 sectors (479.0 KiB)

Number  Start (sector)    End (sector)  Size       Code  Name
   1              34            1057   512.0 KiB   FFFF  sbl1
   2            1058            2081   512.0 KiB   FFFF  rpm
   3            2082            3105   512.0 KiB   FFFF  tz
   4            3106            4129   512.0 KiB   FFFF  hyp
   5            4130            4161   16.0 KiB    FFFF  sec
   6            4162            6209   1024.0 KiB  FFFF  aboot
   7            6210            7233   512.0 KiB   FFFF  boot
   8            8192          270335   128.0 MiB   EF00  system-boot
   9          270336        15196126   7.1 GiB     8300  writable