summaryrefslogtreecommitdiff
path: root/sys/arch/alpha/include/fbio.h
blob: dd03eac579379d9fadb7a42fdac7bb8e483f67fd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
/*	$NetBSD: fbio.h,v 1.2 1996/05/01 19:44:21 cgd Exp $	*/

/*
 * Copyright (c) 1992 Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software developed by the Computer Systems
 * Engineering group at Lawrence Berkeley Laboratory under DARPA
 * contract BG 91-66 and contributed to Berkeley.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * 	@(#)fbio.h	7.2 (Berkeley) 4/1/92
 */

/*
 * Frame buffer ioctls (from Sprite, trimmed to essentials for X11).
 */

/*
 * Frame buffer type codes.
 */
#define	FBTYPE_PM_MONO		0	/* never on the alpha */
#define	FBTYPE_PM_COLOR		1	/* never on the alpha */
#define	FBTYPE_CFB		2	/* CFB (TurboChannel) */
#define	FBTYPE_XCFB		3	/* ??? (TurboChannel) */
#define	FBTYPE_MFB		4	/* MFB (TurboChannel) */
#define	FBTYPE_SFB		5	/* SFB (TurboChannel) */
#define	FBTYPE_VGA		6	/* ISA or EISA VGA */
#define	FBTYPE_PCIVGA		7	/* PCI VGA */
#define	FBTYPE_TGA		8	/* TGA (PCI) */
#define	FBTYPE_SFBP		9	/* SFB+ (TurboChannel) */

#define	FBTYPE_LASTPLUSONE	10

/*
 * Frame buffer descriptor as returned by FBIOGTYPE.
 */
struct fbtype {
	int	fb_type;	/* as defined above */
	int	fb_height;	/* in pixels */
	int	fb_width;	/* in pixels */
	int	fb_depth;	/* bits per pixel */
	int	fb_cmsize;	/* size of color map (entries) */
	int	fb_size;	/* total size in bytes */
};
#define	FBIOGTYPE	_IOR('F', 0, struct fbtype)

#ifdef notdef
/*
 * General purpose structure for passing info in and out of frame buffers
 * (used for gp1) -- unsupported.
 */
struct fbinfo {
	int	fb_physaddr;	/* physical frame buffer address */
	int	fb_hwwidth;	/* fb board width */
	int	fb_hwheight;	/* fb board height */
	int	fb_addrdelta;	/* phys addr diff between boards */
	u_char	*fb_ropaddr;	/* fb virtual addr */
	int	fb_unit;	/* minor devnum of fb */
};
#define	FBIOGINFO	_IOR('F', 2, struct fbinfo)
#endif

/*
 * Color map I/O.
 */
struct fbcmap {
	int	index;		/* first element (0 origin) */
	int	count;		/* number of elements */
	u_char	*red;		/* red color map elements */
	u_char	*green;		/* green color map elements */
	u_char	*blue;		/* blue color map elements */
};
#define	FBIOPUTCMAP	_IOW('F', 3, struct fbcmap)
#define	FBIOGETCMAP	_IOW('F', 4, struct fbcmap)

/*
 * Set/get attributes.
 */
#define	FB_ATTR_NDEVSPECIFIC	8	/* no. of device specific values */
#define	FB_ATTR_NEMUTYPES	4	/* no. of emulation types */

struct fbsattr {
	int	flags;			/* flags; see below */
	int	emu_type;		/* emulation type (-1 if unused) */
	int	dev_specific[FB_ATTR_NDEVSPECIFIC];	/* catchall */
};
#define	FB_ATTR_AUTOINIT	1	/* emulation auto init flag */
#define	FB_ATTR_DEVSPECIFIC	2	/* dev. specific stuff valid flag */

struct fbgattr {
	int	real_type;		/* real device type */
	int	owner;			/* PID of owner, 0 if myself */
	struct	fbtype fbtype;		/* fbtype info for real device */
	struct	fbsattr sattr;		/* see above */
	int	emu_types[FB_ATTR_NEMUTYPES];	/* possible emulations */
						/* (-1 if unused) */
};
/*	FBIOSATTR	_IOW('F', 5, struct fbsattr) -- unsupported */
#define	FBIOGATTR	_IOR('F', 6, struct fbgattr)

/*
 * Video control.
 */
#define	FBVIDEO_OFF		0
#define	FBVIDEO_ON		1

#define	FBIOSVIDEO	_IOW('F', 7, int)
#define	FBIOGVIDEO	_IOR('F', 8, int)

/*
 * hardware cursor control
 */
struct fbcurpos {
	short x;
	short y;
};
 
#define FB_CUR_SETCUR   0x01
#define FB_CUR_SETPOS   0x02
#define FB_CUR_SETHOT   0x04
#define FB_CUR_SETCMAP  0x08
#define FB_CUR_SETSHAPE 0x10
#define FB_CUR_SETALL   0x1F

struct fbcursor {
	short set;		/* what to set */
	short enable;		/* enable/disable cursor */
	struct fbcurpos pos;	/* cursor's position */
	struct fbcurpos hot;	/* cursor's hot spot */
	struct fbcmap cmap;	/* color map info */
	struct fbcurpos size;	/* cursor's bit map size */
	char *image;		/* cursor's image bits */
	char *mask;		/* cursor's mask bits */
};
 
/* set/get cursor attributes/shape */
#define FBIOSCURSOR	_IOW('F', 24, struct fbcursor)
#define FBIOGCURSOR	_IOWR('F', 25, struct fbcursor)
 
/* set/get cursor position */
#define FBIOSCURPOS	_IOW('F', 26, struct fbcurpos)
#define FBIOGCURPOS	_IOW('F', 27, struct fbcurpos)
 
/* get max cursor size */
#define FBIOGCURMAX	_IOR('F', 28, struct fbcurpos)