pd.if.org Git - zos/blob - memx64.s

   1 global flush_tlb:function
   2 global switch_address_space:function
   3
   4 flush_tlb:
   5         invlpg [rdi]
   6         ret
   7
   8 switch_address_space:
   9         ; clear the reserved bits
  10         mov rax, 0x000FFFFFFFFFF018
  11         and rax, rdi
  12
  13         mov cr3, rax
  14         ret
  15
  16 global getcr3:function
  17 getcr3:
  18         mov rax, cr3
  19         ret
  20
  21 section .data
  22 switchp:
  23         db 'switching to space %llx', 0xA, 0