Utility for chromeos-specific gpt partitions
cgpt COMMAND [OPTIONS] DRIVE
Supported COMMANDs:
create
Create or reset GPT headers and tables
add
Add, edit or remove a partition entry
show
Show partition table and entries
repair
Repair damaged GPT headers and tables
boot
Edit the PMBR sector for legacy BIOSes
find
Locate a partition by its GUID
prioritize
Reorder the priority of all kernel partitions
legacy
Switch between GPT and Legacy GPT
For more detailed usage, use cgpt COMMAND -h