/*

SDL - Simple DirectMedia Layer

Copyright (C) 1997-2004 Sam Lantinga

This library is free software; you can redistribute it and/or

modify it under the terms of the GNU Library General Public

License as published by the Free Software Foundation; either

version 2 of the License, or (at your option) any later version.

This library 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

Library General Public License for more details.

You should have received a copy of the GNU Library General Public

License along with this library; if not, write to the Free

Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

Sam Lantinga

slouken@libsdl.org

*/

#include "SDL_config.h"

/*

Turbo veille screensaver

Patrice Mandin

*/

#ifndef _SDL_xbios_tveille_h

#define _SDL_xbios_tveille_h

#include "SDL_xbios.h"

/*--- Defines ---*/

#ifndef C_VeiL

#define C_VeiL 0x5665694CL

#endif

/*--- Structures ---*/

typedef struct {

unsigned long version;

void (*prg_ptr)();

void (*kbd_ptr)();

void (*vbl_ptr)();

unsigned long vbl_count;

void (*oldkbd_ptr)();

unsigned long off_count;

unsigned long prg_size;

unsigned long dummy1[4];

unsigned char dummy2;

unsigned char status;

unsigned short freq;

unsigned short dummy3;

unsigned char clear_first;

unsigned char enabled; /* 0=enabled, 0xff=disabled */

unsigned char serial_redir;

unsigned char dummy4;

void (*oldserial_ptr)();

} __attribute__((packed)) tveille_t;

/*--- Functions prototypes ---*/

int SDL_XBIOS_TveillePresent(_THIS);

void SDL_XBIOS_TveilleDisable(_THIS);

void SDL_XBIOS_TveilleEnable(_THIS);

#endif /* _SDL_xbios_tveille_h */