xref: /netbsd-src/sys/arch/atari/dev/grfvar.h (revision 001c68bd94f75ce9270b69227c4199fbf34ee396)
1 /*	$NetBSD: grfvar.h,v 1.7 2002/09/06 13:18:43 gehenna Exp $	*/
2 
3 /*
4  * Copyright (c) 1988 University of Utah.
5  * Copyright (c) 1990 The Regents of the University of California.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to Berkeley by
9  * the Systems Programming Group of the University of Utah Computer
10  * Science Department.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  * 3. All advertising materials mentioning features or use of this software
21  *    must display the following acknowledgement:
22  *	This product includes software developed by the University of
23  *	California, Berkeley and its contributors.
24  * 4. Neither the name of the University nor the names of its contributors
25  *    may be used to endorse or promote products derived from this software
26  *    without specific prior written permission.
27  *
28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38  * SUCH DAMAGE.
39  *
40  * from: Utah $Hdr: grfvar.h 1.9 91/01/21$
41  *
42  *	@(#)grfvar.h	7.3 (Berkeley) 5/7/91
43  */
44 
45 /*
46  * Structure passed as 'auxp' during autoconf.
47  */
48 typedef struct {
49 	cfprint_t	busprint;	/* grfbusprint function		*/
50 	int		from_bus_match;	/* called from grfbusmatch()	*/
51 	int		unit;		/* grf-unit we want to attach	*/
52 } grf_auxp_t;
53 
54 struct ite_softc;
55 
56 /*
57  * this struct is owned by the driver (grfcc)
58  * and is passed to grf when grf is configed. The ite also
59  * uses it...
60  */
61 struct	grf_softc {
62 	struct device	g_device;	/* config sets this up.		*/
63 	struct grfinfo	g_display;	/* hardware descr. (for ioctl)	*/
64 	int		g_flags;	/* software flags		*/
65 	int		g_unit;		/* grf unit we want/have	*/
66 	dev_t		g_itedev;	/* ite device number		*/
67 	dev_t		g_grfdev;	/* grf device number		*/
68 	dev_t		g_viewdev;	/* view device number		*/
69 	caddr_t		g_data;		/* device dependent data	*/
70 	int		(*g_mode) __P((struct grf_softc *, int, void *,
71 								int, int));
72 	int		g_conpri;	/* priority of ite as console	*/
73 	void		(*g_iteinit)   __P((struct ite_softc *));
74 	void		(*g_itedeinit) __P((struct ite_softc *));
75 	void		(*g_iteclear)  __P((struct ite_softc *, int, int,
76 								int, int));
77 	void		(*g_iteputc)   __P((struct ite_softc *, int, int,
78 								int, int));
79 	void		(*g_itecursor) __P((struct ite_softc *, int));
80 	void		(*g_itescroll) __P((struct ite_softc *, int, int,
81 								int, int));
82 };
83 
84 /* flags */
85 #define	GF_ALIVE	0x01
86 #define GF_OPEN		0x02
87 #define GF_EXCLUDE	0x04
88 #define GF_WANTED	0x08
89 #define GF_GRFON	0x10
90 
91 /* software ids defined in grfioctl.h */
92 
93 /* requests to mode routine (g_mode())*/
94 #define GM_GRFON		1
95 #define GM_GRFOFF		2
96 #define GM_GRFOVON		3
97 #define GM_GRFOVOFF		4
98 #define GM_GRFCONFIG		5
99 #define GM_GRFGETVMODE		6
100 #define GM_GRFSETVMODE		7
101 #define GM_GRFGETNUMVM		8
102 #define GM_GRFGETBANK		9
103 #define GM_GRFSETBANK		10
104 #define GM_GRFGETCURBANK	11
105 #define GM_GRFIOCTL		12
106 
107 /* minor device interpretation */
108 #define GRFOVDEV	0x10	/* XXX no driver uses yet, overlay planes */
109 #define GRFIMDEV	0x20	/* XXX no driver uses yet, images planes  */
110 #define GRFUNIT(d)	((d) & 0x7)
111 
112 #ifdef _KERNEL
113 
114 int  grf_mode __P((struct grf_softc *, int, void *, int, int));
115 void grf_viewsync __P((struct grf_softc *));
116 
117 extern struct grf_softc *grfsp[]; /* XXX */
118 #endif /* _KERNEL */
119