fbdev.h revision 706f2543 
1/*
2 * Copyright � 1999 Keith Packard
3 *
4 * Permission to use, copy, modify, distribute, and sell this software and its
5 * documentation for any purpose is hereby granted without fee, provided that
6 * the above copyright notice appear in all copies and that both that
7 * copyright notice and this permission notice appear in supporting
8 * documentation, and that the name of Keith Packard not be used in
9 * advertising or publicity pertaining to distribution of the software without
10 * specific, written prior permission.  Keith Packard makes no
11 * representations about the suitability of this software for any purpose.  It
12 * is provided "as is" without express or implied warranty.
13 *
14 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
15 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
16 * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
17 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
18 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
19 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
20 * PERFORMANCE OF THIS SOFTWARE.
21 */
22
23#ifndef _FBDEV_H_
24#define _FBDEV_H_
25#include <stdio.h>
26#include <linux/fb.h>
27#include <unistd.h>
28#include <sys/mman.h>
29#include "kdrive.h"
30
31#ifdef RANDR
32#include "randrstr.h"
33#endif
34
35typedef struct _fbdevPriv {
36    struct fb_var_screeninfo	var;
37    struct fb_fix_screeninfo	fix;
38    __u16			red[256];
39    __u16			green[256];
40    __u16			blue[256];
41    int				fd;
42    char			*fb;
43    char			*fb_base;
44} FbdevPriv;
45
46typedef struct _fbdevScrPriv {
47    Rotation			randr;
48    Bool			shadow;
49} FbdevScrPriv;
50
51extern KdCardFuncs  fbdevFuncs;
52extern char*        fbdevDevicePath;
53
54Bool
55fbdevCardInit (KdCardInfo *card);
56
57Bool
58fbdevScreenInit (KdScreenInfo *screen);
59
60Bool
61fbdevInitScreen (ScreenPtr pScreen);
62
63Bool
64fbdevFinishInitScreen (ScreenPtr pScreen);
65
66Bool
67fbdevCreateResources (ScreenPtr pScreen);
68
69void
70fbdevPreserve (KdCardInfo *card);
71
72Bool
73fbdevEnable (ScreenPtr pScreen);
74
75Bool
76fbdevDPMS (ScreenPtr pScreen, int mode);
77
78void
79fbdevDisable (ScreenPtr pScreen);
80
81void
82fbdevRestore (KdCardInfo *card);
83
84void
85fbdevScreenFini (KdScreenInfo *screen);
86
87void
88fbdevCardFini (KdCardInfo *card);
89
90void
91fbdevGetColors (ScreenPtr pScreen, int n, xColorItem *pdefs);
92
93void
94fbdevPutColors (ScreenPtr pScreen, int n, xColorItem *pdefs);
95
96Bool
97fbdevMapFramebuffer (KdScreenInfo *screen);
98
99#endif /* _FBDEV_H_ */
100