target/linux/arm64/base-files/etc/inittab

   1 ::sysinit:/etc/init.d/rcS S boot
   2 ::shutdown:/etc/init.d/rcS K shutdown
   3 tts/0::askfirst:/bin/ash --login
   4 ttyAMA0::askfirst:/bin/ash --login
   5 tty1::askfirst:/bin/ash --login