0
|
1 |
/*
|
|
2 |
SDL - Simple DirectMedia Layer
|
|
3 |
Copyright (C) 1997, 1998, 1999, 2000, 2001 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@devolution.com
|
|
21 |
*/
|
|
22 |
|
|
23 |
#ifdef SAVE_RCSID
|
|
24 |
static char rcsid =
|
|
25 |
"@(#) $Id$";
|
|
26 |
#endif
|
|
27 |
|
|
28 |
#ifndef _SDL_fbvideo_h
|
|
29 |
#define _SDL_fbvideo_h
|
|
30 |
|
|
31 |
#include <sys/types.h>
|
|
32 |
#include <termios.h>
|
|
33 |
#include <linux/fb.h>
|
|
34 |
|
|
35 |
#include "SDL_mouse.h"
|
|
36 |
#include "SDL_mutex.h"
|
|
37 |
#include "SDL_sysvideo.h"
|
|
38 |
|
|
39 |
/* Hidden "this" pointer for the video functions */
|
|
40 |
#define _THIS SDL_VideoDevice *this
|
|
41 |
|
|
42 |
|
|
43 |
/* This is the structure we use to keep track of video memory */
|
|
44 |
typedef struct vidmem_bucket {
|
|
45 |
struct vidmem_bucket *prev;
|
|
46 |
unsigned int used;
|
|
47 |
char *base;
|
|
48 |
unsigned int size;
|
|
49 |
struct vidmem_bucket *next;
|
|
50 |
} vidmem_bucket;
|
|
51 |
|
|
52 |
/* Information about the location of the surface in hardware memory */
|
|
53 |
struct private_hwdata {
|
|
54 |
int x;
|
|
55 |
int y;
|
|
56 |
};
|
|
57 |
|
|
58 |
/* Private display data */
|
|
59 |
struct SDL_PrivateVideoData {
|
|
60 |
int console_fd;
|
|
61 |
struct fb_var_screeninfo cache_vinfo;
|
|
62 |
struct fb_var_screeninfo saved_vinfo;
|
|
63 |
int saved_cmaplen;
|
|
64 |
__u16 *saved_cmap;
|
|
65 |
|
|
66 |
int current_vt;
|
|
67 |
int saved_vt;
|
|
68 |
int keyboard_fd;
|
|
69 |
int saved_kbd_mode;
|
|
70 |
struct termios saved_kbd_termios;
|
|
71 |
|
|
72 |
int mouse_fd;
|
|
73 |
|
|
74 |
char *mapped_mem;
|
|
75 |
int mapped_memlen;
|
|
76 |
int mapped_offset;
|
|
77 |
char *mapped_io;
|
|
78 |
long mapped_iolen;
|
|
79 |
int flip_page;
|
|
80 |
char *flip_address[2];
|
|
81 |
|
|
82 |
#define NUM_MODELISTS 4 /* 8, 16, 24, and 32 bits-per-pixel */
|
|
83 |
int SDL_nummodes[NUM_MODELISTS];
|
|
84 |
SDL_Rect **SDL_modelist[NUM_MODELISTS];
|
|
85 |
|
|
86 |
vidmem_bucket surfaces;
|
|
87 |
int surfaces_memtotal;
|
|
88 |
int surfaces_memleft;
|
|
89 |
|
|
90 |
SDL_mutex *hw_lock;
|
|
91 |
|
|
92 |
void (*wait_vbl)(_THIS);
|
|
93 |
};
|
|
94 |
/* Old variable names */
|
|
95 |
#define console_fd (this->hidden->console_fd)
|
|
96 |
#define current_vt (this->hidden->current_vt)
|
|
97 |
#define saved_vt (this->hidden->saved_vt)
|
|
98 |
#define keyboard_fd (this->hidden->keyboard_fd)
|
|
99 |
#define saved_kbd_mode (this->hidden->saved_kbd_mode)
|
|
100 |
#define saved_kbd_termios (this->hidden->saved_kbd_termios)
|
|
101 |
#define mouse_fd (this->hidden->mouse_fd)
|
|
102 |
#define cache_vinfo (this->hidden->cache_vinfo)
|
|
103 |
#define saved_vinfo (this->hidden->saved_vinfo)
|
|
104 |
#define saved_cmaplen (this->hidden->saved_cmaplen)
|
|
105 |
#define saved_cmap (this->hidden->saved_cmap)
|
|
106 |
#define mapped_mem (this->hidden->mapped_mem)
|
|
107 |
#define mapped_memlen (this->hidden->mapped_memlen)
|
|
108 |
#define mapped_offset (this->hidden->mapped_offset)
|
|
109 |
#define mapped_io (this->hidden->mapped_io)
|
|
110 |
#define mapped_iolen (this->hidden->mapped_iolen)
|
|
111 |
#define flip_page (this->hidden->flip_page)
|
|
112 |
#define flip_address (this->hidden->flip_address)
|
|
113 |
#define SDL_nummodes (this->hidden->SDL_nummodes)
|
|
114 |
#define SDL_modelist (this->hidden->SDL_modelist)
|
|
115 |
#define surfaces (this->hidden->surfaces)
|
|
116 |
#define surfaces_memtotal (this->hidden->surfaces_memtotal)
|
|
117 |
#define surfaces_memleft (this->hidden->surfaces_memleft)
|
|
118 |
#define hw_lock (this->hidden->hw_lock)
|
|
119 |
#define wait_vbl (this->hidden->wait_vbl)
|
|
120 |
|
|
121 |
/* Accelerator types that are supported by the driver, but are not
|
|
122 |
necessarily in the kernel headers on the system we compile on.
|
|
123 |
*/
|
|
124 |
#ifndef FB_ACCEL_MATROX_MGAG400
|
|
125 |
#define FB_ACCEL_MATROX_MGAG400 26 /* Matrox G400 */
|
|
126 |
#endif
|
|
127 |
#ifndef FB_ACCEL_3DFX_BANSHEE
|
|
128 |
#define FB_ACCEL_3DFX_BANSHEE 31 /* 3Dfx Banshee */
|
|
129 |
#endif
|
|
130 |
|
|
131 |
/* These functions are defined in SDL_fbvideo.c */
|
|
132 |
extern void FB_SavePaletteTo(_THIS, int palette_len, __u16 *area);
|
|
133 |
extern void FB_RestorePaletteFrom(_THIS, int palette_len, __u16 *area);
|
|
134 |
|
|
135 |
#endif /* _SDL_fbvideo_h */
|