vesa.h revision 231841 
1/*-
2 * Copyright (c) 1998 Michael Smith and Kazutaka YOKOTA
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer as
10 *    the first lines of this file unmodified.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/dev/fb/vesa.h 231841 2012-02-16 22:33:53Z jkim $
27 */
28
29#ifndef _DEV_FB_VESA_H_
30#define _DEV_FB_VESA_H_
31
32struct vesa_info
33{
34    /* mandatory fields */
35    u_int8_t		v_sig[4];	/* VESA */
36    u_int16_t		v_version;	/* ver in BCD */
37    u_int32_t		v_oemstr;	/* OEM string */
38    u_int32_t		v_flags;	/* flags */
39#define V_DAC8		(1<<0)
40#define V_NONVGA	(1<<1)
41#define V_SNOW		(1<<2)
42    u_int32_t		v_modetable;	/* modes */
43    u_int16_t		v_memsize;	/* in 64K */
44    /* 2.0 */
45    u_int16_t		v_revision;	/* software rev */
46    u_int32_t		v_venderstr;	/* vender */
47    u_int32_t		v_prodstr;	/* product name */
48    u_int32_t		v_revstr;	/* product rev */
49    u_int8_t		v_strach[222];
50    u_int8_t		v_oemdata[256];
51} __packed;
52
53struct vesa_mode
54{
55    /* mandatory fields */
56    u_int16_t		v_modeattr;
57#define V_MODESUPP	(1<<0)	/* VESA mode attributes */
58#define V_MODEOPTINFO	(1<<1)
59#define V_MODEBIOSOUT	(1<<2)
60#define V_MODECOLOR	(1<<3)
61#define V_MODEGRAPHICS	(1<<4)
62#define V_MODENONVGA	(1<<5)
63#define V_MODENONBANK	(1<<6)
64#define V_MODELFB	(1<<7)
65#define V_MODEVESA	(1<<16)	/* Private attributes */
66    u_int8_t		v_waattr;
67    u_int8_t		v_wbattr;
68#define V_WATTREXIST	(1<<0)
69#define V_WATTRREAD	(1<<1)
70#define V_WATTRWRITE	(1<<2)
71    u_int16_t		v_wgran;
72    u_int16_t		v_wsize;
73    u_int16_t		v_waseg;
74    u_int16_t		v_wbseg;
75    u_int32_t		v_posfunc;
76    u_int16_t		v_bpscanline;
77    /* fields optional for 1.0/1.1 implementations */
78    u_int16_t		v_width;
79    u_int16_t		v_height;
80    u_int8_t		v_cwidth;
81    u_int8_t		v_cheight;
82    u_int8_t		v_planes;
83    u_int8_t		v_bpp;
84    u_int8_t		v_banks;
85    u_int8_t		v_memmodel;
86#define V_MMTEXT	0
87#define V_MMCGA		1
88#define V_MMHGC		2
89#define V_MMEGA		3
90#define V_MMPACKED	4
91#define V_MMSEQU256	5
92#define V_MMDIRCOLOR	6
93#define V_MMYUV		7
94    u_int8_t		v_banksize;
95    u_int8_t		v_ipages;
96    u_int8_t		v_reserved0;
97    /* fields for 1.2+ implementations */
98    u_int8_t		v_redmasksize;
99    u_int8_t		v_redfieldpos;
100    u_int8_t		v_greenmasksize;
101    u_int8_t		v_greenfieldpos;
102    u_int8_t		v_bluemasksize;
103    u_int8_t		v_bluefieldpos;
104    u_int8_t		v_resmasksize;
105    u_int8_t		v_resfieldpos;
106    u_int8_t		v_dircolormode;
107    /* 2.0 implementations */
108    u_int32_t		v_lfb;
109    u_int32_t		v_offscreen;
110    u_int16_t		v_offscreensize;
111    /* 3.0 implementations */
112    u_int16_t		v_linbpscanline;
113    u_int8_t		v_bankipages;
114    u_int8_t		v_linipages;
115    u_int8_t		v_linredmasksize;
116    u_int8_t		v_linredfieldpos;
117    u_int8_t		v_lingreenmasksize;
118    u_int8_t		v_lingreenfieldpos;
119    u_int8_t		v_linbluemasksize;
120    u_int8_t		v_linbluefieldpos;
121    u_int8_t		v_linresmasksize;
122    u_int8_t		v_linresfieldpos;
123    u_int32_t		v_maxpixelclock;
124    u_int8_t		v_reserved1[190];
125} __packed;
126
127#ifdef _KERNEL
128
129#define VESA_MODE(x)	((x) >= M_VESA_BASE && (x) <= M_VESA_MODE_MAX)
130
131int vesa_load_ioctl(void);
132int vesa_unload_ioctl(void);
133
134#endif
135
136#endif /* !_DEV_FB_VESA_H_ */
137