1/*	$NetBSD: grfvar.h,v 1.15 2023/01/06 10:28:28 tsutsui 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. Neither the name of the University nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * from: Utah $Hdr: grfvar.h 1.9 91/01/21$
37 *
38 *	@(#)grfvar.h	7.3 (Berkeley) 5/7/91
39 */
40
41/*
42 * Structure passed as 'aux' during autoconf.
43 */
44typedef struct {
45	cfprint_t	busprint;	/* grfbusprint function		*/
46	int		from_bus_match;	/* called from grfbusmatch()	*/
47	int		unit;		/* grf-unit we want to attach	*/
48} grf_auxp_t;
49
50struct ite_softc;
51
52/*
53 * this struct is owned by the driver (grfcc)
54 * and is passed to grf when grf is configed. The ite also
55 * uses it...
56 */
57struct	grf_softc {
58	device_t	g_device;	/* config sets this up.		*/
59	struct grfinfo	g_display;	/* hardware descr. (for ioctl)	*/
60	int		g_flags;	/* software flags		*/
61	int		g_unit;		/* grf unit we want/have	*/
62	dev_t		g_itedev;	/* ite device number		*/
63	dev_t		g_grfdev;	/* grf device number		*/
64	dev_t		g_viewdev;	/* view device number		*/
65	void *		g_data;		/* device dependent data	*/
66	int		(*g_mode)(struct grf_softc *, int, void *,
67								int, int);
68	int		g_conpri;	/* priority of ite as console	*/
69	void		(*g_iteinit)(struct ite_softc *);
70	void		(*g_itedeinit)(struct ite_softc *);
71	void		(*g_iteclear)(struct ite_softc *, int, int,
72								int, int);
73	void		(*g_iteputc)(struct ite_softc *, int, int,
74								int, int);
75	void		(*g_itecursor)(struct ite_softc *, int);
76	void		(*g_itescroll)(struct ite_softc *, int, int,
77								int, int);
78};
79
80/* flags */
81#define	GF_ALIVE	0x01
82#define GF_OPEN		0x02
83#define GF_EXCLUDE	0x04
84#define GF_WANTED	0x08
85#define GF_GRFON	0x10
86
87/* software ids defined in grfioctl.h */
88
89/* requests to mode routine (g_mode())*/
90#define GM_GRFON		1
91#define GM_GRFOFF		2
92#define GM_GRFOVON		3
93#define GM_GRFOVOFF		4
94#define GM_GRFCONFIG		5
95#define GM_GRFGETVMODE		6
96#define GM_GRFSETVMODE		7
97#define GM_GRFGETNUMVM		8
98#define GM_GRFGETBANK		9
99#define GM_GRFSETBANK		10
100#define GM_GRFGETCURBANK	11
101#define GM_GRFIOCTL		12
102
103/* minor device interpretation */
104#define GRFOVDEV	0x10	/* XXX no driver uses yet, overlay planes */
105#define GRFIMDEV	0x20	/* XXX no driver uses yet, images planes  */
106#define GRFUNIT(d)	((d) & 0x7)
107
108#ifdef _KERNEL
109
110int  grf_mode(struct grf_softc *, int, void *, int, int);
111void grf_viewsync(struct grf_softc *);
112
113extern struct grf_softc *grfsp[]; /* XXX */
114#endif /* _KERNEL */
115