reactos/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  *
   8  * PROGRAMMERS:     Eric Kohl (ekohl@abo.rhein-zeitung.de)
   9  */
  10
  11 #include <ntoskrnl.h>
  12
  13
  14 /* FUNCTIONS ***************************************************************/
  15
  16 UCHAR
  17 STDCALL
  18 READ_REGISTER_UCHAR (
  19         PUCHAR  Register
  20         )
  21 {
  22         return *Register;
  23 }
  24
  25 /*
  26  * @implemented
  27  */
  28 USHORT
  29 STDCALL
  30 READ_REGISTER_USHORT (
  31         PUSHORT Register
  32         )
  33 {
  34         return *Register;
  35 }
  36
  37 /*
  38  * @implemented
  39  */
  40 ULONG
  41 STDCALL
  42 READ_REGISTER_ULONG (
  43         PULONG  Register
  44         )
  45 {
  46         return *Register;
  47 }
  48
  49 /*
  50  * @implemented
  51  */
  52 VOID
  53 STDCALL
  54 READ_REGISTER_BUFFER_UCHAR (
  55         PUCHAR  Register,
  56         PUCHAR  Buffer,
  57         ULONG   Count
  58         )
  59 {
  60         while (Count--)
  61         {
  62                 *Buffer++  = *Register++;
  63         }
  64 }
  65
  66 /*
  67  * @implemented
  68  */
  69 VOID
  70 STDCALL
  71 READ_REGISTER_BUFFER_USHORT (
  72         PUSHORT Register,
  73         PUSHORT Buffer,
  74         ULONG   Count
  75         )
  76 {
  77         while (Count--)
  78         {
  79                 *Buffer++  = *Register++;
  80         }
  81 }
  82
  83 /*
  84  * @implemented
  85  */
  86 VOID
  87 STDCALL
  88 READ_REGISTER_BUFFER_ULONG (
  89         PULONG  Register,
  90         PULONG  Buffer,
  91         ULONG   Count
  92         )
  93 {
  94         while (Count--)
  95         {
  96                 *Buffer++  = *Register++;
  97         }
  98 }
  99
 100 /*
 101  * @implemented
 102  */
 103 VOID
 104 STDCALL
 105 WRITE_REGISTER_UCHAR (
 106         PUCHAR  Register,
 107         UCHAR   Value
 108         )
 109 {
 110         *Register = Value;
 111 }
 112
 113 /*
 114  * @implemented
 115  */
 116 VOID
 117 STDCALL
 118 WRITE_REGISTER_USHORT (
 119         PUSHORT Register,
 120         USHORT  Value
 121         )
 122 {
 123         *Register = Value;
 124 }
 125
 126 /*
 127  * @implemented
 128  */
 129 VOID
 130 STDCALL
 131 WRITE_REGISTER_ULONG (
 132         PULONG  Register,
 133         ULONG   Value
 134         )
 135 {
 136         *Register = Value;
 137 }
 138
 139 /*
 140  * @implemented
 141  */
 142 VOID
 143 STDCALL
 144 WRITE_REGISTER_BUFFER_UCHAR (
 145         PUCHAR  Register,
 146         PUCHAR  Buffer,
 147         ULONG   Count
 148         )
 149 {
 150         while (Count--)
 151         {
 152                 *Register++  = *Buffer++;
 153         }
 154 }
 155
 156 /*
 157  * @implemented
 158  */
 159 VOID
 160 STDCALL
 161 WRITE_REGISTER_BUFFER_USHORT (
 162         PUSHORT Register,
 163         PUSHORT Buffer,
 164         ULONG   Count
 165         )
 166 {
 167         while (Count--)
 168         {
 169                 *Register++  = *Buffer++;
 170         }
 171 }
 172
 173 /*
 174  * @implemented
 175  */
 176 VOID
 177 STDCALL
 178 WRITE_REGISTER_BUFFER_ULONG (
 179         PULONG  Register,
 180         PULONG  Buffer,
 181         ULONG   Count
 182 )
 183 {
 184         while (Count--)
 185         {
 186                 *Register++  = *Buffer++;
 187         }
 188 }
 189
 190 /* EOF */