godan verb (-su), transitive verb
wake someone up roughly; rouse someone out of bed
Implies a forceful or abrupt manner, often by shaking, shouting, or making noise. The 'roughly' nuance is central.
朝早く、母に叩き起こされた。
I was roughly woken up by my mother early in the morning.
寝坊した弟を叩き起こして学校
I roused my oversleeping younger brother out of bed and sent him to school.
godan verb (-su), transitive verb
awaken someone by knocking at the door
Specifically waking someone by knocking or banging on the door. Less common than the general rough-waking sense.
夜中に隣人を叩き起こして助けを求めた。
In the middle of the night, I woke my neighbor by knocking on the door to ask for help.