CS401 Computer Architecture and Assembly Language Programming Assignment 3 solution

[Xpert]

solution of question number 2

Solution:

Set bit to disable IRQ5
Or al, 32
Set bit to disable IRQ4
Or al, 16
Set bit to disable IRQ7
Or al, 128
Set bit to disable IRQ3
Or al, 8
Enable IRQ5, IRQ4, IRQ3, IRQ7.
and al, 32
and al, 16
and al, 8
and al, 128