dlls/winedos/ioports.c

   1 /*
   2  * Emulation of processor ioports.
   3  *
   4  * Copyright 1995 Morten Welinder
   5  * Copyright 1998 Andreas Mohr, Ove Kaaven
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include "config.h"
  23
  24 #include <stdarg.h>
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "dosexe.h"
  29 #include "vga.h"
  30 #include "wine/debug.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(int);
  33
  34 /**********************************************************************
  35  *          DOSVM_inport
  36  */
  37 BOOL WINAPI DOSVM_inport( int port, int size, DWORD *res )
  38 {
  39     switch (port)
  40     {
  41     case 0x60:
  42         *res = DOSVM_Int09ReadScan(NULL);
  43         break;
  44     case 0x22a:
  45     case 0x22c:
  46     case 0x22e:
  47         *res = (DWORD)SB_ioport_in( port );
  48         break;
  49     case 0x3ba:
  50     case 0x3c0:
  51     case 0x3c1:
  52     case 0x3c2:
  53     case 0x3c3:
  54     case 0x3c4:
  55     case 0x3c5:
  56     case 0x3c6:
  57     case 0x3c7:
  58     case 0x3c8:
  59     case 0x3c9:
  60     case 0x3ca:
  61     case 0x3cb:
  62     case 0x3cc:
  63     case 0x3cd:
  64     case 0x3ce:
  65     case 0x3cf:
  66     case 0x3d0:
  67     case 0x3d1:
  68     case 0x3d2:
  69     case 0x3d3:
  70     case 0x3d4:
  71     case 0x3d5:
  72     case 0x3d6:
  73     case 0x3d7:
  74     case 0x3d8:
  75     case 0x3d9:
  76     case 0x3da:
  77     case 0x3db:
  78     case 0x3dc:
  79     case 0x3dd:
  80     case 0x3de:
  81     case 0x3df:
  82         if(size > 1)
  83            FIXME("Trying to read more than one byte from VGA!\n");
  84         *res = (DWORD)VGA_ioport_in( port );
  85         break;
  86     case 0x00:
  87     case 0x01:
  88     case 0x02:
  89     case 0x03:
  90     case 0x04:
  91     case 0x05:
  92     case 0x06:
  93     case 0x07:
  94     case 0xC0:
  95     case 0xC2:
  96     case 0xC4:
  97     case 0xC6:
  98     case 0xC8:
  99     case 0xCA:
 100     case 0xCC:
 101     case 0xCE:
 102     case 0x87:
 103     case 0x83:
 104     case 0x81:
 105     case 0x82:
 106     case 0x8B:
 107     case 0x89:
 108     case 0x8A:
 109     case 0x487:
 110     case 0x483:
 111     case 0x481:
 112     case 0x482:
 113     case 0x48B:
 114     case 0x489:
 115     case 0x48A:
 116     case 0x08:
 117     case 0xD0:
 118     case 0x0D:
 119     case 0xDA:
 120         *res = (DWORD)DMA_ioport_in( port );
 121         break;
 122     default:
 123         return FALSE;  /* not handled */
 124     }
 125     return TRUE;  /* handled */
 126 }
 127
 128
 129 /**********************************************************************
 130  *          DOSVM_outport
 131  */
 132 BOOL WINAPI DOSVM_outport( int port, int size, DWORD value )
 133 {
 134     switch (port)
 135     {
 136     case 0x20:
 137         DOSVM_PIC_ioport_out( port, (BYTE)value );
 138         break;
 139     case 0x226:
 140     case 0x22c:
 141         SB_ioport_out( port, (BYTE)value );
 142         break;
 143     case 0x3c0:
 144     case 0x3c1:
 145     case 0x3c2:
 146     case 0x3c3:
 147     case 0x3c4:
 148     case 0x3c5:
 149     case 0x3c6:
 150     case 0x3c7:
 151     case 0x3c8:
 152     case 0x3c9:
 153     case 0x3ca:
 154     case 0x3cb:
 155     case 0x3cc:
 156     case 0x3cd:
 157     case 0x3ce:
 158     case 0x3cf:
 159     case 0x3d0:
 160     case 0x3d1:
 161     case 0x3d2:
 162     case 0x3d3:
 163     case 0x3d4:
 164     case 0x3d5:
 165     case 0x3d6:
 166     case 0x3d7:
 167     case 0x3d8:
 168     case 0x3d9:
 169     case 0x3da:
 170     case 0x3db:
 171     case 0x3dc:
 172     case 0x3dd:
 173     case 0x3de:
 174     case 0x3df:
 175         VGA_ioport_out( port, LOBYTE(value) );
 176         if(size > 1) {
 177             VGA_ioport_out( port+1, HIBYTE(value) );
 178             if(size > 2) {
 179                 VGA_ioport_out( port+2, LOBYTE(HIWORD(value)) );
 180                 VGA_ioport_out( port+3, HIBYTE(HIWORD(value)) );
 181             }
 182         }
 183         break;
 184     case 0x00:
 185     case 0x01:
 186     case 0x02:
 187     case 0x03:
 188     case 0x04:
 189     case 0x05:
 190     case 0x06:
 191     case 0x07:
 192     case 0xC0:
 193     case 0xC2:
 194     case 0xC4:
 195     case 0xC6:
 196     case 0xC8:
 197     case 0xCA:
 198     case 0xCC:
 199     case 0xCE:
 200     case 0x87:
 201     case 0x83:
 202     case 0x81:
 203     case 0x82:
 204     case 0x8B:
 205     case 0x89:
 206     case 0x8A:
 207     case 0x487:
 208     case 0x483:
 209     case 0x481:
 210     case 0x482:
 211     case 0x48B:
 212     case 0x489:
 213     case 0x48A:
 214     case 0x08:
 215     case 0xD0:
 216     case 0x0B:
 217     case 0xD6:
 218     case 0x0A:
 219     case 0xD4:
 220     case 0x0F:
 221     case 0xDE:
 222     case 0x09:
 223     case 0xD2:
 224     case 0x0C:
 225     case 0xD8:
 226     case 0x0D:
 227     case 0xDA:
 228     case 0x0E:
 229     case 0xDC:
 230         DMA_ioport_out( port, (BYTE)value );
 231         break;
 232     default:
 233         return FALSE;  /* not handled */
 234     }
 235     return TRUE;  /* handled */
 236 }