xref: /netbsd/sys/arch/x68k/dev/grfvar.h (revision 6550d01e)
1 /*	$NetBSD: grfvar.h,v 1.11 2009/01/17 10:02:23 isaki 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 	const char *gd_desc;	/* description printed at config time */
95 	int	(*gd_init)(struct grf_softc *, void *);
96 	int	(*gd_mode)(struct grf_softc *, u_long, void *);
97 };
98 
99 /* per display info */
100 struct	grf_softc {
101 	device_t g_device;		/* for config */
102 	int	g_flags;		/* software flags */
103 	int	g_cfaddr;		/* "addr" locator */
104 	struct  grfsw *g_sw;		/* static configuration info */
105 	void *	g_regkva;		/* KVA of registers */
106 	void *	g_fbkva;		/* KVA of framebuffer */
107 	struct	grfinfo g_display;	/* hardware description (for ioctl) */
108 	void *	g_data;			/* device dependent data */
109 };
110 
111 /* flags */
112 #define	GF_ALIVE	0x01
113 #define GF_OPEN		0x02
114 #define GF_EXCLUDE	0x04
115 #define GF_WANTED	0x08
116 
117 /* requests to mode routine */
118 #define GM_GRFON	1
119 #define GM_GRFOFF	2
120 #define GM_GRFOVON	3
121 #define GM_GRFOVOFF	4
122 #define GM_DESCRIBE	5
123 #define GM_MAP		6
124 #define GM_UNMAP	7
125 
126 #define GM_GRFCONFIG	8
127 #define GM_GRFGETVMODE	9
128 #define GM_GRFSETVMODE	10
129 #define GM_GRFGETNUMVM	11
130 #define GM_GRFGETBANK	12
131 #define GM_GRFSETBANK	13
132 #define GM_GRFGETCURBANK 14
133 #define GM_GRFIOCTL	15
134 
135 /* minor device interpretation */
136 #define GRFUNIT(d)	minor(d)
137 
138 #ifdef _KERNEL
139 extern	struct grfsw grfsw[];
140 extern	int ngrfsw;
141 #endif
142