[Nexus 7 3G Android Development] Synman:
shell@shells-16mbp devel % fastboot --help

usage: fastboot [OPTION...] COMMAND...

flashing:

update ZIP Flash all partitions from an update.zip package.

flashall Flash all partitions from $ANDROID_PRODUCT_OUT.

On A/B devices, flashed slot is set as active.

Secondary images may be flashed to inactive slot.

flash PARTITION [FILENAME] Flash given partition, using the image from

$ANDROID_PRODUCT_OUT if no filename is given.

basics:

devices [-l] List devices in bootloader (-l: with device paths).

getvar NAME Display given bootloader variable.

reboot [bootloader] Reboot device.

locking/unlocking:

flashing lock|unlock Lock/unlock partitions for flashing

flashing lock_critical|unlock_critical

Lock/unlock 'critical' bootloader partitions.

flashing get_unlock_ability

Check whether unlocking is allowed (1) or not(0).

advanced:

erase PARTITION Erase a flash partition.

format[:FS_TYPE[:SIZE]] PARTITION

Format a flash partition.

set_active SLOT Set the active slot.

oem [COMMAND...] Execute OEM-specific command.

gsi wipe|disable Wipe or disable a GSI installation (fastbootd only).

wipe-super [SUPER_EMPTY] Wipe the super partition. This will reset it to

contain an empty set of default dynamic partitions.

snapshot-update cancel On devices that support snapshot-based updates, cancel

an in-progress update. This may make the device

unbootable until it is reflashed.

snapshot-update merge On devices that support snapshot-based updates, finish

an in-progress update if it is in the "merging"

phase.

boot image:

boot KERNEL [RAMDISK [SECOND]]

Download and boot kernel from RAM.

flash:raw PARTITION KERNEL [RAMDISK [SECOND]]

Create boot image and flash it.

--dtb DTB Specify path to DTB for boot image header version 2.

--cmdline CMDLINE Override kernel command line.

--base ADDRESS Set kernel base address (default: 0x10000000).

--kernel-offset Set kernel offset (default: 0x00008000).

--ramdisk-offset Set ramdisk offset (default: 0x01000000).

--tags-offset Set tags offset (default: 0x00000100).

--dtb-offset Set dtb offset (default: 0x01100000).

--page-size BYTES Set flash page size (default: 2048).

--header-version VERSION Set boot image header version.

--os-version MAJOR[.MINOR[.PATCH]]

Set boot image OS version (default: 0.0.0).

--os-patch-level YYYY-MM-DD

Set boot image OS security patch level.

Android Things:

stage IN_FILE Sends given file to stage for the next command.

get_staged OUT_FILE Writes data staged by the last command to a file.

options:

-w Wipe userdata.

-s SERIAL Specify a USB device.

-s tcp|udp:HOST[:PORT] Specify a network device.

-S SIZE[K|M|G] Break into sparse files no larger than SIZE.

--force Force a flash operation that may be unsafe.

--slot SLOT Use SLOT; 'all' for both slots, 'other' for

non-current slot (default: current active slot).

--set-active[=SLOT] Sets the active slot before rebooting.

--skip-secondary Don't flash secondary slots in flashall/update.

--skip-reboot Don't reboot device after flashing.

--disable-verity Sets disable-verity when flashing vbmeta.

--disable-verification Sets disable-verification when flashing vbmeta.

--wipe-and-use-fbe Enable file-based encryption, wiping userdata.

--unbuffered Don't buffer input or output.

--verbose, -v Verbose output.

--version Display version.

--help, -h Show this message.