xref: /netbsd-src/sys/dev/wsfb/genfbvar.h (revision 404fbe5fb94ca1e054339640cabb2801ce52dd30)
1 /*	$NetBSD: genfbvar.h,v 1.6 2008/04/29 06:53:03 martin Exp $ */
2 
3 /*-
4  * Copyright (c) 2007 Michael Lorenz
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #include <sys/cdefs.h>
30 __KERNEL_RCSID(0, "$NetBSD: genfbvar.h,v 1.6 2008/04/29 06:53:03 martin Exp $");
31 
32 #ifndef GENFBVAR_H
33 #define GENFBVAR_H
34 
35 #include <sys/param.h>
36 #include <sys/buf.h>
37 #include <sys/conf.h>
38 #include <sys/device.h>
39 
40 #include <sys/bus.h>
41 
42 #include <dev/wscons/wsconsio.h>
43 #include <dev/wscons/wsdisplayvar.h>
44 #include <dev/rasops/rasops.h>
45 
46 #include <dev/wscons/wsdisplay_vconsvar.h>
47 
48 struct genfb_ops {
49 	int (*genfb_ioctl)(void *, void *, u_long, void *, int, struct lwp *);
50 	paddr_t	(*genfb_mmap)(void *, void *, off_t, int);
51 };
52 
53 struct genfb_colormap_callback {
54 	void *gcc_cookie;
55 	void (*gcc_set_mapreg)(void *, int, int, int, int);
56 };
57 
58 struct genfb_softc {
59 	struct	device sc_dev;
60 	struct vcons_data vd;
61 	struct genfb_ops sc_ops;
62 	struct vcons_screen sc_console_screen;
63 	struct wsscreen_descr sc_defaultscreen_descr;
64 	const struct wsscreen_descr *sc_screens[1];
65 	struct wsscreen_list sc_screenlist;
66 	struct genfb_colormap_callback *sc_cmcb;
67 	void *sc_fbaddr;	/* kva */
68 	void *sc_shadowfb;
69 	bus_addr_t sc_fboffset;	/* bus address */
70 	int sc_width, sc_height, sc_stride, sc_depth;
71 	size_t sc_fbsize;
72 	int sc_mode;
73 	u_char sc_cmap_red[256];
74 	u_char sc_cmap_green[256];
75 	u_char sc_cmap_blue[256];
76 };
77 
78 void	genfb_init(struct genfb_softc *);
79 int	genfb_attach(struct genfb_softc *, struct genfb_ops *);
80 
81 #endif /* GENFBVAR_H */
82