Enable A20 line at boot.

luteresa · Oct 27, 2018 · 99ee6ac · 99ee6ac
1 parent 601d0d1
commit 99ee6ac
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/Kernel/Boot/boot.asm b/Kernel/Boot/boot.asm
@@ -21,6 +21,10 @@ boot:
  cmp al, 0
  jne .lewp
 
+ ; Enable A20
+ mov ax, 0x2401
+ int 0x15
+
  mov bx, 0x1000
  mov es, bx
  xor bx, bx ; Load kernel @ 0x10000