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Add beta2 patch: nullmodem and serial update. Add some more configure tests for OS/2 and Mac OS X

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2758
This commit is contained in:
Peter Veenstra 2007-01-13 08:35:49 +00:00
parent 46d89dc3b3
commit 85af8429ac
24 changed files with 3195 additions and 1536 deletions
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23
src/dos/dos.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: dos.cpp,v 1.98 2007-01-08 20:36:53 qbix79 Exp $ */
/* $Id: dos.cpp,v 1.99 2007-01-13 08:35:49 qbix79 Exp $ */
#include <stdlib.h>
#include <string.h>
@ -30,6 +30,7 @@
#include "dos_inc.h"
#include "setup.h"
#include "support.h"
#include "serialport.h"
DOS_Block dos;
DOS_InfoBlock dos_infoblock;
@ -79,7 +80,27 @@ static Bitu DOS_21Handler(void) {
}
break;
case 0x03: /* Read character from STDAUX */
{
Bit16u port = real_readw(0x40,0);
if(port!=0 && serialports[0]) {
// RTS/DTR on
IO_WriteB(port+4,0x3);
serialports[0]->Getchar(&reg_al,true, 0xFFFFFFFF);
}
}
break;
case 0x04: /* Write Character to STDAUX */
{
Bit16u port = real_readw(0x40,0);
if(port!=0 && serialports[0]) {
// RTS/DTR on
IO_WriteB(port+4,0x3);
serialports[0]->Putchar(reg_dl,true,true, 0xFFFFFFFF);
// RTS off
IO_WriteB(port+4,0x1);
}
}
break;
case 0x05: /* Write Character to PRINTER */
E_Exit("DOS:Unhandled call %02X",reg_ah);
break;