1/*	$NetBSD: ffbvar.h,v 1.12 2011/10/31 08:28:46 jdc Exp $	*/
2/*	$OpenBSD: creatorvar.h,v 1.6 2002/07/30 19:48:15 jason Exp $	*/
3
4/*
5 * Copyright (c) 2002 Jason L. Wright (jason@thought.net),
6 *  Federico G. Schwindt (fgsch@openbsd.org)
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 *    must display the following acknowledgement:
19 *	This product includes software developed by Jason L. Wright
20 * 4. The name of the author may not be used to endorse or promote products
21 *    derived from this software without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
25 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
26 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
31 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
32 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 */
35
36#include <dev/wscons/wsdisplay_vconsvar.h>
37#include <dev/videomode/videomode.h>
38#include <dev/videomode/edidvar.h>
39#include <dev/videomode/edidreg.h>
40
41#include <dev/i2c/i2cvar.h>
42#include <dev/i2c/i2c_bitbang.h>
43
44#define FFB_CREATOR		0
45#define FFB_AFB			1
46
47#define	FFB_CFFLAG_NOACCEL	0x1
48
49#define EDID_DATA_LEN		128
50
51struct ffb_softc {
52	device_t sc_dev;
53	struct fbdevice sc_fb;
54	bus_space_tag_t sc_bt;
55	bus_space_handle_t sc_dac_h;
56	bus_space_handle_t sc_fbc_h;
57	bus_space_handle_t sc_sfb32_h;
58	uint32_t *sc_sfb32;
59	bus_addr_t sc_addrs[FFB_NREGS];
60	bus_size_t sc_sizes[FFB_NREGS];
61	int sc_height, sc_width, sc_linebytes, sc_depth;
62	int sc_nscreens, sc_nreg;
63	int sc_console;
64	int sc_node;
65	int sc_type;
66	u_int sc_dacrev;
67	uint8_t sc_edid_data[EDID_DATA_LEN];
68	struct edid_info sc_edid_info;
69	u_int sc_locked;
70	int sc_mode;
71	int sc_accel, sc_needredraw;
72	int32_t sc_fifo_cache, sc_fg_cache, sc_bg_cache;
73	const char *sc_conf;
74
75	/* I2C stuff */
76	struct i2c_controller sc_i2c;
77
78	/* virtual console stuff */
79	struct vcons_data vd;
80};
81
82#define	DAC_WRITE(sc,r,v) \
83    bus_space_write_4((sc)->sc_bt, (sc)->sc_dac_h, (r), (v))
84#define	DAC_READ(sc,r) \
85    bus_space_read_4((sc)->sc_bt, (sc)->sc_dac_h, (r))
86#define	FBC_WRITE(sc,r,v) \
87    bus_space_write_4((sc)->sc_bt, (sc)->sc_fbc_h, (r), (v))
88#define	FBC_READ(sc,r) \
89    bus_space_read_4((sc)->sc_bt, (sc)->sc_fbc_h, (r))
90
91void	ffb_attach(device_t);
92