UefiCpuPkg/CpuIo2Dxe/Ia32/IoFifo.asm

   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     .586P
  16     .model  flat,C
  17     .code
  18
  19 ;------------------------------------------------------------------------------
  20 ;  VOID
  21 ;  EFIAPI
  22 ;  IoReadFifo8 (
  23 ;    IN UINTN                  Port,
  24 ;    IN UINTN                  Size,
  25 ;    IN VOID                   *Buffer
  26 ;    );
  27 ;------------------------------------------------------------------------------
  28 IoReadFifo8 PROC
  29     push    edi
  30     cld
  31     mov     dx, [esp + 8]
  32     mov     ecx, [esp + 12]
  33     mov     edi, [esp + 16]
  34 rep insb
  35     pop     edi
  36     ret
  37 IoReadFifo8 ENDP
  38
  39 ;------------------------------------------------------------------------------
  40 ;  VOID
  41 ;  EFIAPI
  42 ;  IoReadFifo16 (
  43 ;    IN UINTN                  Port,
  44 ;    IN UINTN                  Size,
  45 ;    IN VOID                   *Buffer
  46 ;    );
  47 ;------------------------------------------------------------------------------
  48 IoReadFifo16 PROC
  49     push    edi
  50     cld
  51     mov     dx, [esp + 8]
  52     mov     ecx, [esp + 12]
  53     mov     edi, [esp + 16]
  54 rep insw
  55     pop     edi
  56     ret
  57 IoReadFifo16 ENDP
  58
  59 ;------------------------------------------------------------------------------
  60 ;  VOID
  61 ;  EFIAPI
  62 ;  IoReadFifo32 (
  63 ;    IN UINTN                  Port,
  64 ;    IN UINTN                  Size,
  65 ;    IN VOID                   *Buffer
  66 ;    );
  67 ;------------------------------------------------------------------------------
  68 IoReadFifo32 PROC
  69     push    edi
  70     cld
  71     mov     dx, [esp + 8]
  72     mov     ecx, [esp + 12]
  73     mov     edi, [esp + 16]
  74 rep insd
  75     pop     edi
  76     ret
  77 IoReadFifo32 ENDP
  78
  79 ;------------------------------------------------------------------------------
  80 ;  VOID
  81 ;  EFIAPI
  82 ;  IoWriteFifo8 (
  83 ;    IN UINTN                  Port,
  84 ;    IN UINTN                  Size,
  85 ;    IN VOID                   *Buffer
  86 ;    );
  87 ;------------------------------------------------------------------------------
  88 IoWriteFifo8 PROC
  89     push    esi
  90     cld
  91     mov     dx, [esp + 8]
  92     mov     ecx, [esp + 12]
  93     mov     esi, [esp + 16]
  94 rep outsb
  95     pop     esi
  96     ret
  97 IoWriteFifo8 ENDP
  98
  99 ;------------------------------------------------------------------------------
 100 ;  VOID
 101 ;  EFIAPI
 102 ;  IoWriteFifo16 (
 103 ;    IN UINTN                  Port,
 104 ;    IN UINTN                  Size,
 105 ;    IN VOID                   *Buffer
 106 ;    );
 107 ;------------------------------------------------------------------------------
 108 IoWriteFifo16 PROC
 109     push    esi
 110     cld
 111     mov     dx, [esp + 8]
 112     mov     ecx, [esp + 12]
 113     mov     esi, [esp + 16]
 114 rep outsw
 115     pop     esi
 116     ret
 117 IoWriteFifo16 ENDP
 118
 119 ;------------------------------------------------------------------------------
 120 ;  VOID
 121 ;  EFIAPI
 122 ;  IoWriteFifo32 (
 123 ;    IN UINTN                  Port,
 124 ;    IN UINTN                  Size,
 125 ;    IN VOID                   *Buffer
 126 ;    );
 127 ;------------------------------------------------------------------------------
 128 IoWriteFifo32 PROC
 129     push    esi
 130     cld
 131     mov     dx, [esp + 8]
 132     mov     ecx, [esp + 12]
 133     mov     esi, [esp + 16]
 134 rep outsd
 135     pop     esi
 136     ret
 137 IoWriteFifo32 ENDP
 138
 139     END
 140