UefiCpuPkg/CpuIo2Dxe/Ia32/IoFifo.nasm

   1 ;------------------------------------------------------------------------------
   2 ;
   3 ; Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
   4 ;
   5 ; This program and the accompanying materials are licensed and made available
   6 ; under the terms and conditions of the BSD License which accompanies this
   7 ; distribution.  The full text of the license may be found at
   8 ; http://opensource.org/licenses/bsd-license.php.
   9 ;
  10 ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12 ;
  13 ;------------------------------------------------------------------------------
  14
  15     SECTION .text
  16
  17 ;------------------------------------------------------------------------------
  18 ;  VOID
  19 ;  EFIAPI
  20 ;  IoReadFifo8 (
  21 ;    IN UINTN                  Port,
  22 ;    IN UINTN                  Size,
  23 ;    IN VOID                   *Buffer
  24 ;    );
  25 ;------------------------------------------------------------------------------
  26 global ASM_PFX(IoReadFifo8)
  27 ASM_PFX(IoReadFifo8):
  28     push    edi
  29     cld
  30     mov     dx, [esp + 8]
  31     mov     ecx, [esp + 12]
  32     mov     edi, [esp + 16]
  33 rep insb
  34     pop     edi
  35     ret
  36
  37 ;------------------------------------------------------------------------------
  38 ;  VOID
  39 ;  EFIAPI
  40 ;  IoReadFifo16 (
  41 ;    IN UINTN                  Port,
  42 ;    IN UINTN                  Size,
  43 ;    IN VOID                   *Buffer
  44 ;    );
  45 ;------------------------------------------------------------------------------
  46 global ASM_PFX(IoReadFifo16)
  47 ASM_PFX(IoReadFifo16):
  48     push    edi
  49     cld
  50     mov     dx, [esp + 8]
  51     mov     ecx, [esp + 12]
  52     mov     edi, [esp + 16]
  53 rep insw
  54     pop     edi
  55     ret
  56
  57 ;------------------------------------------------------------------------------
  58 ;  VOID
  59 ;  EFIAPI
  60 ;  IoReadFifo32 (
  61 ;    IN UINTN                  Port,
  62 ;    IN UINTN                  Size,
  63 ;    IN VOID                   *Buffer
  64 ;    );
  65 ;------------------------------------------------------------------------------
  66 global ASM_PFX(IoReadFifo32)
  67 ASM_PFX(IoReadFifo32):
  68     push    edi
  69     cld
  70     mov     dx, [esp + 8]
  71     mov     ecx, [esp + 12]
  72     mov     edi, [esp + 16]
  73 rep insd
  74     pop     edi
  75     ret
  76
  77 ;------------------------------------------------------------------------------
  78 ;  VOID
  79 ;  EFIAPI
  80 ;  IoWriteFifo8 (
  81 ;    IN UINTN                  Port,
  82 ;    IN UINTN                  Size,
  83 ;    IN VOID                   *Buffer
  84 ;    );
  85 ;------------------------------------------------------------------------------
  86 global ASM_PFX(IoWriteFifo8)
  87 ASM_PFX(IoWriteFifo8):
  88     push    esi
  89     cld
  90     mov     dx, [esp + 8]
  91     mov     ecx, [esp + 12]
  92     mov     esi, [esp + 16]
  93 rep outsb
  94     pop     esi
  95     ret
  96
  97 ;------------------------------------------------------------------------------
  98 ;  VOID
  99 ;  EFIAPI
 100 ;  IoWriteFifo16 (
 101 ;    IN UINTN                  Port,
 102 ;    IN UINTN                  Size,
 103 ;    IN VOID                   *Buffer
 104 ;    );
 105 ;------------------------------------------------------------------------------
 106 global ASM_PFX(IoWriteFifo16)
 107 ASM_PFX(IoWriteFifo16):
 108     push    esi
 109     cld
 110     mov     dx, [esp + 8]
 111     mov     ecx, [esp + 12]
 112     mov     esi, [esp + 16]
 113 rep outsw
 114     pop     esi
 115     ret
 116
 117 ;------------------------------------------------------------------------------
 118 ;  VOID
 119 ;  EFIAPI
 120 ;  IoWriteFifo32 (
 121 ;    IN UINTN                  Port,
 122 ;    IN UINTN                  Size,
 123 ;    IN VOID                   *Buffer
 124 ;    );
 125 ;------------------------------------------------------------------------------
 126 global ASM_PFX(IoWriteFifo32)
 127 ASM_PFX(IoWriteFifo32):
 128     push    esi
 129     cld
 130     mov     dx, [esp + 8]
 131     mov     ecx, [esp + 12]
 132     mov     esi, [esp + 16]
 133 rep outsd
 134     pop     esi
 135     ret
 136