grfvar.h revision 1.5 1 /* $NetBSD: grfvar.h,v 1.5 2004/01/25 13:17:00 minoura Exp $ */
2
3 /*
4 * Copyright (c) 1990, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * the Systems Programming Group of the University of Utah Computer
9 * Science Department.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * from: Utah $Hdr: grfvar.h 1.11 93/08/13$
36 *
37 * @(#)grfvar.h 8.2 (Berkeley) 9/9/93
38 */
39 /*
40 * Copyright (c) 1988 University of Utah.
41 *
42 * This code is derived from software contributed to Berkeley by
43 * the Systems Programming Group of the University of Utah Computer
44 * Science Department.
45 *
46 * Redistribution and use in source and binary forms, with or without
47 * modification, are permitted provided that the following conditions
48 * are met:
49 * 1. Redistributions of source code must retain the above copyright
50 * notice, this list of conditions and the following disclaimer.
51 * 2. Redistributions in binary form must reproduce the above copyright
52 * notice, this list of conditions and the following disclaimer in the
53 * documentation and/or other materials provided with the distribution.
54 * 3. All advertising materials mentioning features or use of this software
55 * must display the following acknowledgement:
56 * This product includes software developed by the University of
57 * California, Berkeley and its contributors.
58 * 4. Neither the name of the University nor the names of its contributors
59 * may be used to endorse or promote products derived from this software
60 * without specific prior written permission.
61 *
62 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
63 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
64 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
65 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
66 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
67 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
68 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
69 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
70 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
71 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
72 * SUCH DAMAGE.
73 *
74 * from: Utah $Hdr: grfvar.h 1.11 93/08/13$
75 *
76 * @(#)grfvar.h 8.2 (Berkeley) 9/9/93
77 */
78
79 /* internal structure of lock page */
80 #define GRFMAXLCK 256
81 struct grf_lockpage {
82 u_char gl_locks[GRFMAXLCK];
83 };
84 #define gl_lockslot gl_locks[0]
85
86 struct grf_softc;
87
88 /*
89 * Static configuration info for display types
90 */
91 struct grfsw {
92 int gd_hwid; /* id returned by hardware */
93 int gd_swid; /* id to be returned by software */
94 char *gd_desc; /* description printed at config time */
95 int (*gd_init) __P((struct grf_softc *, caddr_t));
96 int (*gd_mode) __P((struct grf_softc *, u_long, caddr_t));
97 };
98
99 /* per display info */
100 struct grf_softc {
101 struct device g_device; /* for config */
102 int g_flags; /* software flags */
103 struct grfsw *g_sw; /* static configuration info */
104 caddr_t g_regkva; /* KVA of registers */
105 caddr_t g_fbkva; /* KVA of framebuffer */
106 struct grfinfo g_display; /* hardware description (for ioctl) */
107 caddr_t g_data; /* device dependent data */
108 };
109
110 /* flags */
111 #define GF_ALIVE 0x01
112 #define GF_OPEN 0x02
113 #define GF_EXCLUDE 0x04
114 #define GF_WANTED 0x08
115
116 /* requests to mode routine */
117 #define GM_GRFON 1
118 #define GM_GRFOFF 2
119 #define GM_GRFOVON 3
120 #define GM_GRFOVOFF 4
121 #define GM_DESCRIBE 5
122 #define GM_MAP 6
123 #define GM_UNMAP 7
124
125 #define GM_GRFCONFIG 8
126 #define GM_GRFGETVMODE 9
127 #define GM_GRFSETVMODE 10
128 #define GM_GRFGETNUMVM 11
129 #define GM_GRFGETBANK 12
130 #define GM_GRFSETBANK 13
131 #define GM_GRFGETCURBANK 14
132 #define GM_GRFIOCTL 15
133
134 /* minor device interpretation */
135 #define GRFUNIT(d) minor(d)
136
137 #ifdef _KERNEL
138 extern struct grfsw grfsw[];
139 extern int ngrfsw;
140 #endif
141