rasp/tests/test_interrupts.asm

.section code 0x1000 {
    main:
        ; Test that interrupts will not called when enabled flag is not set
        int 0, 0
        cmpeq (count), 0
        jnz end

        ; Test divide by zero interrupts

        ; div
        add %status, 1
        mov %r0, 1
        div %r0, 0
        cmpeq (count), 1
        jz end

        ; idiv
        add %status, 1
        idiv %r0, 0
        cmpeq (count), 2
        jz end

        mov %status, 0
    end:
        halt

    .align u64
    generic_handler:
        add (count), 1
        iret

    .export main
    .export generic_handler
}

.section ivt 0x1800 {
    ivt:
    .interrupt 0, 0
    .interrupt 0, 0
    .interrupt 0, 0
    .interrupt 1, generic_handler
    .export ivt
}

.section shared 0x2000 {
    count: .u64 0
    .export count
}

.section stack 0x4000 .. 0x5000 {
    stack_base:
    .export stack_base
}

.meta {
    ip: main
    sp: stack_base
    ivt: ivt
}