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  * PROGRAMMER:           Eric Kohl (ekohl@abo.rhein-zeitung.de)
   8  * REVISION HISTORY:
   9  *                       29/12/1999 Created
  10  */
  11
  12 #include <ntoskrnl.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 /*
  27  * @implemented
  28  */
  29 USHORT
  30 STDCALL
  31 READ_REGISTER_USHORT (
  32         PUSHORT Register
  33         )
  34 {
  35         return *Register;
  36 }
  37
  38 /*
  39  * @implemented
  40  */
  41 ULONG
  42 STDCALL
  43 READ_REGISTER_ULONG (
  44         PULONG  Register
  45         )
  46 {
  47         return *Register;
  48 }
  49
  50 /*
  51  * @implemented
  52  */
  53 VOID
  54 STDCALL
  55 READ_REGISTER_BUFFER_UCHAR (
  56         PUCHAR  Register,
  57         PUCHAR  Buffer,
  58         ULONG   Count
  59         )
  60 {
  61         while (Count--)
  62         {
  63                 *Buffer++  = *Register++;
  64         }
  65 }
  66
  67 /*
  68  * @implemented
  69  */
  70 VOID
  71 STDCALL
  72 READ_REGISTER_BUFFER_USHORT (
  73         PUSHORT Register,
  74         PUSHORT Buffer,
  75         ULONG   Count
  76         )
  77 {
  78         while (Count--)
  79         {
  80                 *Buffer++  = *Register++;
  81         }
  82 }
  83
  84 /*
  85  * @implemented
  86  */
  87 VOID
  88 STDCALL
  89 READ_REGISTER_BUFFER_ULONG (
  90         PULONG  Register,
  91         PULONG  Buffer,
  92         ULONG   Count
  93         )
  94 {
  95         while (Count--)
  96         {
  97                 *Buffer++  = *Register++;
  98         }
  99 }
 100
 101 /*
 102  * @implemented
 103  */
 104 VOID
 105 STDCALL
 106 WRITE_REGISTER_UCHAR (
 107         PUCHAR  Register,
 108         UCHAR   Value
 109         )
 110 {
 111         *Register = Value;
 112 }
 113
 114 /*
 115  * @implemented
 116  */
 117 VOID
 118 STDCALL
 119 WRITE_REGISTER_USHORT (
 120         PUSHORT Register,
 121         USHORT  Value
 122         )
 123 {
 124         *Register = Value;
 125 }
 126
 127 /*
 128  * @implemented
 129  */
 130 VOID
 131 STDCALL
 132 WRITE_REGISTER_ULONG (
 133         PULONG  Register,
 134         ULONG   Value
 135         )
 136 {
 137         *Register = Value;
 138 }
 139
 140 /*
 141  * @implemented
 142  */
 143 VOID
 144 STDCALL
 145 WRITE_REGISTER_BUFFER_UCHAR (
 146         PUCHAR  Register,
 147         PUCHAR  Buffer,
 148         ULONG   Count
 149         )
 150 {
 151         while (Count--)
 152         {
 153                 *Register++  = *Buffer++;
 154         }
 155 }
 156
 157 /*
 158  * @implemented
 159  */
 160 VOID
 161 STDCALL
 162 WRITE_REGISTER_BUFFER_USHORT (
 163         PUSHORT Register,
 164         PUSHORT Buffer,
 165         ULONG   Count
 166         )
 167 {
 168         while (Count--)
 169         {
 170                 *Register++  = *Buffer++;
 171         }
 172 }
 173
 174 /*
 175  * @implemented
 176  */
 177 VOID
 178 STDCALL
 179 WRITE_REGISTER_BUFFER_ULONG (
 180         PULONG  Register,
 181         PULONG  Buffer,
 182         ULONG   Count
 183 )
 184 {
 185         while (Count--)
 186         {
 187                 *Register++  = *Buffer++;
 188         }
 189 }
 190
 191 /* EOF */