bootloaderについて

adb reboot bootloader

と実行するとfastbootが起動する。

fastbootコマンドの実行結果:

PS C:\Windows\system32> fastboot devices
0L0V060229      fastboot
PS C:\Windows\system32> fastboot getvar all
(bootloader) max-download-size: 0x8000000
(bootloader) variant:
(bootloader) logical-block-size: 0x200
(bootloader) erase-block-size: 0x0
(bootloader) hw-revision: 0
(bootloader) battery-soc-ok: yes
(bootloader) battery-voltage: 3500mV
(bootloader) partition-size:userdata: 2e407be00
(bootloader) partition-type:userdata: f2fs
(bootloader) partition-size:cache: 40000000
(bootloader) partition-type:cache: ext4
(bootloader) partition-size:factory: 1000000
(bootloader) partition-type:factory: ext4
(bootloader) partition-size:vendor: 19000000
(bootloader) partition-type:vendor: ext4
(bootloader) partition-size:system: 54400000
(bootloader) partition-type:system: ext4
(bootloader) partition-size:vbmeta: b40000
(bootloader) partition-type:vbmeta: raw data
(bootloader) partition-size:metadata: 2000000
(bootloader) partition-type:metadata: raw data
(bootloader) partition-size:dkb: 200000
(bootloader) partition-type:dkb: raw data
(bootloader) partition-size:kb: 200000
(bootloader) partition-type:kb: raw data
(bootloader) partition-size:tee2: 500000
(bootloader) partition-type:tee2: raw data
(bootloader) partition-size:tee1: 500000
(bootloader) partition-type:tee1: raw data
(bootloader) partition-size:nvdata: 2000000
(bootloader) partition-type:nvdata: raw data
(bootloader) partition-size:frp: 100000
(bootloader) partition-type:frp: raw data
(bootloader) partition-size:expdb: a00000
(bootloader) partition-type:expdb: raw data
(bootloader) partition-size:dtbo: 800000
(bootloader) partition-type:dtbo: raw data
(bootloader) partition-size:logo: 800000
(bootloader) partition-type:logo: raw data
(bootloader) partition-size:para: 80000
(bootloader) partition-type:para: raw data
(bootloader) partition-size:recovery: 1000000
(bootloader) partition-type:recovery: raw data
(bootloader) partition-size:boot: 1000000
(bootloader) partition-type:boot: raw data
(bootloader) partition-size:lk2: 100000
(bootloader) partition-type:lk2: raw data
(bootloader) partition-size:lk: 100000
(bootloader) partition-type:lk: raw data
(bootloader) partition-size:seccfg: 40000
(bootloader) partition-type:seccfg: raw data
(bootloader) partition-size:nvcfg: 800000
(bootloader) partition-type:nvcfg: ext4
(bootloader) partition-size:persist: 3000000
(bootloader) partition-type:persist: ext4
(bootloader) partition-size:protect2: a00000
(bootloader) partition-type:protect2: ext4
(bootloader) partition-size:protect1: a00000
(bootloader) partition-type:protect1: ext4
(bootloader) partition-size:nvram: 500000
(bootloader) partition-type:nvram: raw data
(bootloader) partition-size:cam_vpu3: f00000
(bootloader) partition-type:cam_vpu3: raw data
(bootloader) partition-size:cam_vpu2: f00000
(bootloader) partition-type:cam_vpu2: raw data
(bootloader) partition-size:cam_vpu1: f00000
(bootloader) partition-type:cam_vpu1: raw data
(bootloader) partition-size:boot_para: 100000
(bootloader) partition-type:boot_para: raw data
(bootloader) partition-size:proinfo: 300000
(bootloader) partition-type:proinfo: raw data
(bootloader) partition-size:preloader: 40000
(bootloader) partition-type:preloader: raw data
(bootloader) serialno: 0L0V060229
(bootloader) off-mode-charge: 1
(bootloader) warranty: yes
(bootloader) unlocked: no
(bootloader) secure: yes
(bootloader) kernel: lk
(bootloader) product: a05bd
(bootloader) slot-count: 0
(bootloader) version-baseband: N/A
(bootloader) version-bootloader: a05bd-73327e0-20200804094052-2020110410
(bootloader) version-preloader: 0.1.00
(bootloader) version: 0.5
all: Done!!
Finished. Total time: 0.277s
PS C:\Windows\system32> fastboot flashing unlock
(bootloader) Start unlock flow

FAILED (remote: '
Unlock operation is not allowed
')
fastboot: error: Command failed
PS C:\Windows\system32> fastboot oem ULTRAFLASH_en
FAILED (remote: 'unknown command')
fastboot: error: Command failed
PS C:\Windows\system32> fastboot oem ultraflash:boot
FAILED (remote: 'not allowed in locked state')
fastboot: error: Command failed
PS C:\Windows\system32> fastboot flash boot "C:\Users\***\Downloads\magisk_patched-23000_QNEtr.img"
Sending 'boot' (16384 KB)                          OKAY [  0.702s]
Writing 'boot'                                     FAILED (remote: 'not allowed in locked state')
fastboot: error: Command failed
PS C:\Windows\system32> fastboot oem unlock
FAILED (remote: 'unknown command')
fastboot: error: Command failed
PS C:\Windows\system32> fastboot oem disable_dm_verity
FAILED (remote: 'unknown command')
fastboot: error: Command failed
PS C:\Windows\system32> fastboot flashing unlock_critical
(bootloader) Start unlock flow

FAILED (remote: '
Unlock operation is not allowed
')
fastboot: error: Command failed
PS C:\Windows\system32> fastboot update "C:\Users\***\Downloads\update.zip"
--------------------------------------------
Bootloader Version...: a05bd-73327e0-20200804094052-20201104102005
Baseband Version.....: N/A
Serial Number........: 0L0V060229
--------------------------------------------
archive does not contain 'android-info.txt'
fastboot: error: could not read android-info.txt
PS C:\Windows\system32>
PS C:\Users\***> fastboot oem keystore
FAILED (remote: 'argument size is wrong
')
fastboot: error: Command failed
PS C:\Users\***> fastboot oem key
FAILED (remote: 'argument size is wrong
')
fastboot: error: Command failed
PS C:\Users\***> fastboot oem p2u on
OKAY [  0.003s]
Finished. Total time: 0.006s
PS C:\Users\***> fastboot oem p2u off
OKAY [  0.003s]
Finished. Total time: 0.004s
PS C:\Users\***> fastboot oem p2u on
OKAY [  0.003s]
Finished. Total time: 0.004s
PS C:\Users\***> fastboot oem key
FAILED (remote: 'argument size is wrong
')
fastboot: error: Command failed

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