Android fastboot 查詢當前使用的ab槽

Checking for AB Partition Slot Support fastboot get active slot Display a bootloader variable fastboot set_active suffix: Sets the active slot If slots are not supported, this does nothing fastboot boot fastboot_ error_ failed to identify current slot The inactive slot contains an older bootloader whose anti-rollback version has not been incremented If the active slot is then flashed with a build that fails

fastboot getvar currentslot Reset attack mitigation for firmware-based boot modes such as fastboot being active GrapheneOS enables support for ending secondary user profile