SDL_xbios_centscreen.h
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/*
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
*/
/*
Centscreen extension definitions
Patrice Mandin
*/
#ifndef _SDL_xbios_centscreen_h
#define _SDL_xbios_centscreen_h
#include <mint/falcon.h> /* for trap_14_xxx macros */
#include "SDL_xbios.h"
/*--- Defines ---*/
#ifndef C_CNTS
#define C_CNTS 0x434e5453L
#endif
#define CSCREEN_ENERGYSTAR (1<<9)
#define CSCREEN_SAVER (1<<10)
#define CSCREEN_VIRTUAL (1<<11)
#define CSCREEN_EXTCLOCK_CT2 (1<<12)
#define CSCREEN_EXTCLOCK (1<<13)
#define CSCREEN_STANDARD (1<<14)
#define CSCREEN_DEFAULT (1<<15)
/*--- Structures ---*/
typedef struct {
unsigned short handle; /* videomode handle */
unsigned short mode; /* Falcon videomode code */
unsigned short physx; /* visible width */
unsigned short physy; /* visible height */
unsigned short plan; /* bitplanes */
unsigned short logx; /* virtual width */
unsigned short logy; /* virtual height */
unsigned short eco; /* screen saver delay */
unsigned short eco2; /* energy star screen saver delay */
unsigned short wsize; /* screen width (mm) */
unsigned short hsize; /* screen height (mm) */
unsigned short dummy[21];
unsigned char name[32]; /* videomode name */
} __attribute__((packed)) centscreen_mode_t;
/*--- Functions prototypes ---*/
#define Vread(current_mode) \
(void)trap_14_wl((short)0x41,(long)(current_mode))
#define Vwrite(init_vdi, inparam, outparam) \
(long)trap_14_wwll((short)0x42,(short)(init_vdi),(long)(inparam),(long)(outparam))
#define Vattrib(inparam, outparam) \
(void)trap_14_wll((short)0x43,(long)(inparam),(long)(outparam))
#define Vcreate(inparam, outparam) \
(void)trap_14_wll((short)0x44,(long)(inparam),(long)(outparam))
#define Vdelete(handle) \
(long)trap_14_ww((short)0x45,(short)(handle))
#define Vfirst(mask,mode) \
(long)trap_14_wll((short)0x46,(long)(mask),(long)(mode))
#define Vnext(mask,mode) \
(long)trap_14_wll((short)0x47,(long)(mask),(long)(mode))
#define Vvalid(handle) \
(long)trap_14_ww((short)0x48,(short)(handle))
#define Vload() \
(long)trap_14_w((short)0x49)
#define Vsave() \
(long)trap_14_w((short)0x4a)
#define Vopen() \
(long)trap_14_w((short)0x4b)
#define Vclose() \
(long)trap_14_w((short)0x4c)
#define Vscroll(scrollmode) \
(long)trap_14_ww((short)0x4d,(short)(scrollmode))
#define Voffset() \
(long)trap_14_w((short)0x4e)
#define Vseek() \
(long)trap_14_w((short)0x4f)
#define Vlock(cmd) \
(long)trap_14_ww((short)0x50,(short)(cmd))
#define SetMon(montype) \
(long)trap_14_ww((short)0x51,(short)(montype))
#define MultiMon(cmd) \
(long)trap_14_ww((short)0x52,(short)(cmd))
#define VSizeComp() \
(long)trap_14_w((short)0x53)
#define Vsize(mode) \
(long)trap_14_wl((short)0x54,(long)(mode))
/*--- Functions prototypes ---*/
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int SDL_XBIOS_CentscreenInit(_THIS);
void SDL_XBIOS_CentscreenSetmode(_THIS, int width, int height, int planes);
void SDL_XBIOS_CentscreenRestore(_THIS, int prev_handle);
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#endif /* _SDL_xbios_centscreen_h */