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comparison src/video/xbios/SDL_xbios_tveille.h @ 3904:d8371d2dc524 SDL-1.2

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Disable TurboVeille screensaver if present
author Patrice Mandin <patmandin@gmail.com>
date Thu, 11 Jan 2007 20:33:13 +0000
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children a1b03ba2fcd0
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3903:5baad3758427 3904:d8371d2dc524
1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2004 Sam Lantinga
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public
16 License along with this library; if not, write to the Free
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18
19 Sam Lantinga
20 slouken@libsdl.org
21 */
22 #include "SDL_config.h"
23
24 /*
25 Turbo veille screensaver
26
27 Patrice Mandin
28 */
29
30 #ifndef _SDL_xbios_tveille_h
31 #define _SDL_xbios_tveille_h
32
33 #include "SDL_xbios.h"
34
35 /*--- Defines ---*/
36
37 #ifndef C_VeiL
38 #define C_VeiL 0x5665694CL
39 #endif
40
41 /*--- Structures ---*/
42
43 typedef struct {
44 unsigned long version;
45 void (*prg_ptr)();
46 void (*kbd_ptr)();
47 void (*vbl_ptr)();
48 unsigned long vbl_count;
49 void (*oldkbd_ptr)();
50 unsigned long off_count;
51 unsigned long prg_size;
52 unsigned long dummy1[4];
53 unsigned char dummy2;
54 unsigned char status;
55 unsigned short freq;
56 unsigned short dummy3;
57 unsigned char clear_first;
58 unsigned char enabled; /* 0=enabled, 0xff=disabled */
59 unsigned char serial_redir;
60 unsigned char dummy4;
61 void (*oldserial_ptr)();
62 } __attribute__((packed)) tveille_t;
63
64 /*--- Functions prototypes ---*/
65
66 int SDL_XBIOS_TveillePresent(_THIS);
67 void SDL_XBIOS_TveilleDisable(_THIS);
68 void SDL_XBIOS_TveilleEnable(_THIS);
69
70 #endif /* _SDL_xbios_tveille_h */