The Hobbit: Routine at AA91

AA91: Event: A Hole Appears

Makes $0B - "Mountains Side Door" visible, then at location 2A prints that a hole appears. The hole record at CAC8 calls this.
Event_AHoleAppears	AA91	LD HL,$C2BC	Make $0B - "Mountains Side Door" visible, and return if the current location is not 2A.
	AA94	SET 7,(HL)
	AA96	LD A,($C12B)
	AA99	CP $2A
	AA9B	RET NZ
	AA9C	LD HL,$B277	Point HL at B277.
	AA9F	JP PrintMessage	Jump back to PrintMessage to print "there is a loud crack and a hole appears".