2 * Mesa 3-D graphics library
5 * Copyright (C) 1999 Brian Paul All Rights Reserved.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
21 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 * DOS/DJGPP device driver for Mesa
28 * Author: Daniel Borca
29 * Email : dborca@users.sourceforge.net
30 * Web : http://www.geocities.com/dborca
34 #ifndef INTERNAL_H_included
35 #define INTERNAL_H_included
37 #include "../main/mtypes.h"
41 * general purpose defines, etc.
48 #define __PACKED__ __attribute__((packed))
50 typedef unsigned char word8;
51 typedef unsigned short word16;
52 typedef unsigned long word32;
54 #define _16_ *(word16 *)&
55 #define _32_ *(word32 *)&
57 typedef void (*BLTFUNC) (void);
61 * video mode structure
63 typedef struct vl_mode {
76 * video driver structure
79 vl_mode *(*init) (void);
80 int (*entermode) (vl_mode *p, int refresh, int fbbits);
82 void (*setCI_f) (int index, float red, float green, float blue);
83 void (*setCI_i) (int index, int red, int green, int blue);
84 int (*get) (int pname, int *params);
85 void (*restore) (void);
93 int _create_linear_mapping (unsigned long *linear, unsigned long physaddr, int size);
94 void _remove_linear_mapping (unsigned long *linear);
95 int _create_selector (int *segment, unsigned long base, int size);
96 void _remove_selector (int *segment);