ntoskrnl/rtl/regio.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:            See COPYING in the top level directory
   4  * PROJECT:              ReactOS kernel
   5  * FILE:                 ntoskrnl/rtl/regio.c
   6  * PURPOSE:              Register io functions
   7  * PROGRAMMER:           Eric Kohl (ekohl@abo.rhein-zeitung.de)
   8  * REVISION HISTORY:
   9  *                       29/12/1999 Created
  10  */
  11
  12 #include <ddk/ntddk.h>
  13
  14
  15 /* FUNCTIONS ***************************************************************/
  16
  17 UCHAR
  18 STDCALL
  19 READ_REGISTER_UCHAR (
  20         PUCHAR  Register
  21         )
  22 {
  23         return *Register;
  24 }
  25
  26 USHORT
  27 STDCALL
  28 READ_REGISTER_USHORT (
  29         PUSHORT Register
  30         )
  31 {
  32         return *Register;
  33 }
  34
  35 ULONG
  36 STDCALL
  37 READ_REGISTER_ULONG (
  38         PULONG  Register
  39         )
  40 {
  41         return *Register;
  42 }
  43
  44 VOID
  45 STDCALL
  46 READ_REGISTER_BUFFER_UCHAR (
  47         PUCHAR  Register,
  48         PUCHAR  Buffer,
  49         ULONG   Count
  50         )
  51 {
  52         while (Count--)
  53         {
  54                 *Buffer++  = *Register++;
  55         }
  56 }
  57
  58 VOID
  59 STDCALL
  60 READ_REGISTER_BUFFER_USHORT (
  61         PUSHORT Register,
  62         PUSHORT Buffer,
  63         ULONG   Count
  64         )
  65 {
  66         while (Count--)
  67         {
  68                 *Buffer++  = *Register++;
  69         }
  70 }
  71
  72 VOID
  73 STDCALL
  74 READ_REGISTER_BUFFER_ULONG (
  75         PULONG  Register,
  76         PULONG  Buffer,
  77         ULONG   Count
  78         )
  79 {
  80         while (Count--)
  81         {
  82                 *Buffer++  = *Register++;
  83         }
  84 }
  85
  86 VOID
  87 STDCALL
  88 WRITE_REGISTER_UCHAR (
  89         PUCHAR  Register,
  90         UCHAR   Value
  91         )
  92 {
  93         *Register = Value;
  94 }
  95
  96 VOID
  97 STDCALL
  98 WRITE_REGISTER_USHORT (
  99         PUSHORT Register,
 100         USHORT  Value
 101         )
 102 {
 103         *Register = Value;
 104 }
 105
 106 VOID
 107 STDCALL
 108 WRITE_REGISTER_ULONG (
 109         PULONG  Register,
 110         ULONG   Value
 111         )
 112 {
 113         *Register = Value;
 114 }
 115
 116 VOID
 117 STDCALL
 118 WRITE_REGISTER_BUFFER_UCHAR (
 119         PUCHAR  Register,
 120         PUCHAR  Buffer,
 121         ULONG   Count
 122         )
 123 {
 124         while (Count--)
 125         {
 126                 *Buffer++  = *Register++;
 127         }
 128 }
 129
 130 VOID
 131 STDCALL
 132 WRITE_REGISTER_BUFFER_USHORT (
 133         PUSHORT Register,
 134         PUSHORT Buffer,
 135         ULONG   Count
 136         )
 137 {
 138         while (Count--)
 139         {
 140                 *Buffer++  = *Register++;
 141         }
 142 }
 143
 144 VOID
 145 STDCALL
 146 WRITE_REGISTER_BUFFER_ULONG (
 147         PULONG  Register,
 148         PULONG  Buffer,
 149         ULONG   Count
 150 )
 151 {
 152         while (Count--)
 153         {
 154                 *Buffer++  = *Register++;
 155         }
 156 }
 157
 158 /* EOF */