1 /* $NetBSD: ramdac.h,v 1.8 2008/04/28 20:23:51 martin Exp $ */
2 
3 /*-
4  * Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Roland C. Dowdeswell.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _DEV_IC_RAMDAC_H
33 #define _DEV_IC_RAMDAC_H
34 
35 #include <dev/rcons/raster.h>
36 #include <dev/wscons/wsconsio.h>
37 #include <dev/wscons/wscons_raster.h>
38 
39 struct ramdac_cookie;
40 
41 struct ramdac_funcs {
42 	const char	*ramdac_name;
43 	struct ramdac_cookie *(*ramdac_register)(void *,
44 		    int (*)(void *, void (*)(void *)),
45 		    void (*)(void *, u_int, u_int8_t),
46 		    u_int8_t (*)(void *, u_int));
47 	void	(*ramdac_init)(struct ramdac_cookie *);
48 
49 	int	(*ramdac_set_cmap)(struct ramdac_cookie *,
50 		    struct wsdisplay_cmap *);
51 	int	(*ramdac_get_cmap)(struct ramdac_cookie *,
52 		    struct wsdisplay_cmap *);
53 	int	(*ramdac_set_cursor)(struct ramdac_cookie *,
54 		    struct wsdisplay_cursor *);
55 	int	(*ramdac_get_cursor)(struct ramdac_cookie *,
56 		    struct wsdisplay_cursor *);
57 	int	(*ramdac_set_curpos)(struct ramdac_cookie *,
58 		    struct wsdisplay_curpos *);
59 	int	(*ramdac_get_curpos)(struct ramdac_cookie *,
60 		    struct wsdisplay_curpos *);
61 	int	(*ramdac_get_curmax)(struct ramdac_cookie *,
62 		    struct wsdisplay_curpos *);
63 
64 	/* Only called from the TGA built-in cursor handling code. */
65 	int	(*ramdac_check_curcmap)(struct ramdac_cookie *,
66 		    struct wsdisplay_cursor *);
67 	void	(*ramdac_set_curcmap)(struct ramdac_cookie *,
68 		    struct wsdisplay_cursor *);
69 	int	(*ramdac_get_curcmap)(struct ramdac_cookie *,
70 		    struct wsdisplay_cursor *);
71 
72 	/* XXXrcd:  new test code for setting the DOTCLOCK */
73 	int	(*ramdac_set_dotclock)(struct ramdac_cookie *,
74 		    unsigned);
75 };
76 
77 #endif
78