lib/i86/misc/io_outl.s

   1 !       outl() - Output one dword                       Author: Kees J. Bot
   2 !                                                               18 Mar 1996
   3 !       void outl(U16_t port, u32_t value);
   4
   5         o32 = 0x66
   6
   7 .sect .text
   8 .define _outl
   9 _outl:
  10         push    bp
  11         mov     bp, sp
  12         pushf
  13         cli                             ! eax is not interrupt safe
  14         mov     dx, 4(bp)               ! port
  15         .data1  o32
  16         mov     ax, 4+2(bp)             ! value
  17         .data1  o32
  18         out     dx                      ! output 1 dword
  19         popf
  20         pop     bp
  21         ret