.code32 
.section .text 
.global disable_interrupts
disable_interrupts:
    cli 
    ret

.global enable_interrupts
enable_interrupts:
    sti 
    ret

.global io_wait 
io_wait:
    outb %al, $0x80
    ret

.global load_grub_boot_struct
load_grub_boot_struct:
    mov %ebx, grub_boot_struct_ptr

.section .bss
.align 4
.global grub_boot_struct_ptr 
grub_boot_struct_ptr:
    .int 0