本文介绍了如何在2020年的Ubuntu Linux系统上为Android 10设备设置和使用Fastboot模式，包括必要的安装步骤和常用命令。
fastboot android10版本在Ubuntu Linux平台上的使用方法如下：
```
$ fastboot -h
usage: fastboot [OPTION...] COMMAND...
flashing:
update ZIP Flash all partitions from an update.zip package.
flashall Flash all partitions from $ANDROID_PRODUCT_OUT.
On AB 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.
lockingunlocking:
flashing lock|unlock Lock or unlock partitions for flashing.
flashing lock_critical|unlock_critical
Lock or 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).
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 Dont flash secondary slots in flashall or update.
--skip-reboot Dont reboot device after flashing.
--disable-verity Set disable-verity when flashing vbmeta.
--disable-verification Set disable-verification when flashing vbmeta.
--wipe-and-use-fbe Enable file-based encryption, wiping userdata.
--unbuffered Dont buffer input or output.
--verbose, -v Verbose output.
--version Display version.
--help, -h Show this message.
```
以上是fastboot命令的使用说明，包括了flashing、basics、lockingunlocking、advanced、boot image和Android Things相关的子命令及选项。
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