make nintendo logo fly off like a rocket

Code/utils.inc

@@ -0,0 +1,26 @@
+INCLUDE "hardware.inc"
+
+	; destroys A
+ClearAndEnableInterrupts: MACRO
+	xor a
+	ei ; will take effect AFTER next instruction
+	ldh a, [rIF]
+ENDM
+
+	; \1: sprite ID
+	; \2: X position
+	; \3: Y position
+	; \4: tile number
+	; \5: flags
+	; destroys A and HL
+SetSprite: MACRO
+	ld hl, _OAMRAM + \1 * 4
+	ld a, \3
+	ld [hl+], a
+	ld a, \2
+	ld [hl+], a
+	ld a, \4
+	ld [hl+], a
+	ld a, \5
+	ld [hl+], a
+ENDM