import storage import storage.device import storage.sd_salt from trezor import config, log, loop, ui, utils, wire from trezor.pin import show_pin_timeout from apps.common.request_pin import can_lock_device, verify_user_pin from apps.homescreen.lockscreen import Lockscreen async def bootscreen() -> None: lockscreen = Lockscreen(bootscreen=True) ui.display.orientation(storage.device.get_rotation()) while True: try: if can_lock_device(): await lockscreen await verify_user_pin() storage.init_unlocked() return except wire.PinCancelled: # verify_user_pin will convert a SdCardUnavailable (in case of sd salt) # to PinCancelled exception. # Ignore exception, retry loop. pass except BaseException as e: # other exceptions here are unexpected and should halt the device if __debug__: log.exception(__name__, e) utils.halt(e.__class__.__name__) ui.display.backlight(ui.BACKLIGHT_NONE) ui.backlight_fade(ui.BACKLIGHT_NORMAL) config.set_ui_wait_callback(show_pin_timeout) loop.schedule(bootscreen()) loop.run()