table of contents
| FASTBOOT(1) | User Commands | FASTBOOT(1) |
NAME¶
fastboot - Android platform tools
DESCRIPTION¶
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|status
- Wipe, disable or show status of 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.
- create-logical-partition NAME SIZE
- Create a logical partition with the given name and size, in the super partition.
- delete-logical-partition NAME
- Delete a logical partition with the given name.
- resize-logical-partition NAME SIZE
- Change the size of the named logical partition.
- 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.
- fetch PARTITION OUT_FILE
- Fetch a partition image from the device.
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).
- 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.
- --disable-super-optimization
- Disables optimizations on flashing super partition.
- --disable-fastboot-info
- Will collects tasks from image list rather than $OUT/fastboot-info.txt.
- --fs-options=OPTION[,OPTION]
- Enable filesystem features. OPTION supports casefold, projid, compress
- --unbuffered
- Don't buffer input or output.
- --verbose, -v
- Verbose output.
- --version
- Display version.
- --help, -h
- Show this message.
| April 2024 | fastboot 35.0.1 |