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/*
* Mesa 3-D graphics library
* Version: 4.0
*
* Copyright (C) 1999 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
/*
* DOS/DJGPP device driver v1.5 for Mesa
*
* Copyright (C) 2002 - Borca Daniel
* Email : dborca@users.sourceforge.net
* Web : http://www.geocities.com/dborca
*/
#ifndef INTERNAL_H_included
#define INTERNAL_H_included
#include "../main/mtypes.h"
/*
* general purpose defines, etc.
*/
#ifndef FALSE
#define FALSE 0
#define TRUE !FALSE
#endif
#define __PACKED__ __attribute__((packed))
typedef unsigned char word8;
typedef unsigned short word16;
typedef unsigned long word32;
#define _16_ *(word16 *)&
#define _32_ *(word32 *)&
/*
* video mode structure
*/
typedef struct vl_mode {
int xres, yres;
int bpp;
int mode;
int scanlen;
int sel;
int gran;
} vl_mode;
/*
* video driver structure
*/
typedef struct {
vl_mode *(*init) (void);
int (*entermode) (vl_mode *p, int refresh);
void (*blit) (void);
void (*setCI_f) (int index, float red, float green, float blue);
void (*setCI_i) (int index, int red, int green, int blue);
int (*get) (int pname, int *params);
void (*restore) (void);
void (*fini) (void);
} vl_driver;
/*
* memory mapping
*/
int _create_linear_mapping (unsigned long *linear, unsigned long physaddr, int size);
void _remove_linear_mapping (unsigned long *linear);
int _create_selector (int *segment, unsigned long base, int size);
void _remove_selector (int *segment);
/*
* system routines
*/
int _can_mmx (void);
/*
* asm routines to deal with virtual buffering
*/
extern void v_clear8 (int color);
#define v_clear15 v_clear16
extern void v_clear16 (int color);
extern void v_clear24 (int color);
extern void v_clear32 (int color);
extern void v_clear8_mmx (int color);
#define v_clear15_mmx v_clear16_mmx
extern void v_clear16_mmx (int color);
extern void v_clear24_mmx (int color);
extern void v_clear32_mmx (int color);
extern void v_rect8 (int x, int y, int width, int height, int color);
#define v_rect15 v_rect16
extern void v_rect16 (int x, int y, int width, int height, int color);
extern void v_rect24 (int x, int y, int width, int height, int color);
extern void v_rect32 (int x, int y, int width, int height, int color);
extern void v_putpixel8 (unsigned int offset, int color);
#define v_putpixel15 v_putpixel16
extern void v_putpixel16 (unsigned int offset, int color);
extern void v_putpixel24 (unsigned int offset, int color);
extern void v_putpixel32 (unsigned int offset, int color);
#endif
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