movz w1, #0x10
movz w2, #0x1000
movz x3, #0x3f20, lsl #16
str w2, [x3]
loop:
str w1, [x3, #0x1c]
movz w4, #0x30, lsl #16
sleep1:
subs w4, w4, #1
b.ne sleep1
str w1, [x3, #0x28]
movz w4, #0x30, lsl #16
sleep2:
subs w4, w4, #1
b.ne sleep2
b loop