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- /*
- Copyright (C) 1996-1997 Id Software, Inc.
-
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2
- of the License, or (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-
- See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- */
- //
- // vregset.c: video register-setting interpreter
- //
-
- #include <dos.h>
- #include <conio.h>
-
- #include "quakedef.h"
- #include "vregset.h"
-
- //#define outportb loutportb
-
- void loutportb (int port, int val)
- {
- printf ("port, val: %x %x\n", port, val);
- getch ();
- }
-
- /*
- ================
- VideoRegisterSet
- ================
- */
- void VideoRegisterSet (int *pregset)
- {
- int port, temp0, temp1, temp2;
-
- for ( ;; )
- {
- switch (*pregset++)
- {
- case VRS_END:
- return;
-
- case VRS_BYTE_OUT:
- port = *pregset++;
- outportb (port, *pregset++);
- break;
-
- case VRS_BYTE_RMW:
- port = *pregset++;
- temp0 = *pregset++;
- temp1 = *pregset++;
- temp2 = inportb (port);
- temp2 &= temp0;
- temp2 |= temp1;
- outportb (port, temp2);
- break;
-
- case VRS_WORD_OUT:
- port = *pregset++;
- outportb (port, *pregset & 0xFF);
- outportb (port+1, *pregset >> 8);
- pregset++;
- break;
-
- default:
- Sys_Error ("VideoRegisterSet: Invalid command\n");
- }
- }
- }
-
-