cgsixvar.h revision 1.1 1 /* $NetBSD: cgsixvar.h,v 1.1 2000/08/20 14:28:50 pk Exp $ */
2
3 /*-
4 * Copyright (c) 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Paul Kranenburg.
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 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 /*
40 * color display (cgsix) driver; common definitions.
41 */
42
43 union cursor_cmap { /* colormap, like bt_cmap, but tiny */
44 u_char cm_map[2][3]; /* 2 R/G/B entries */
45 u_int cm_chip[2]; /* 2 chip equivalents */
46 };
47
48 struct cg6_cursor { /* cg6 hardware cursor status */
49 short cc_enable; /* cursor is enabled */
50 struct fbcurpos cc_pos; /* position */
51 struct fbcurpos cc_hot; /* hot-spot */
52 struct fbcurpos cc_size; /* size of mask & image fields */
53 u_int cc_bits[2][32]; /* space for mask & image bits */
54 union cursor_cmap cc_color; /* cursor colormap */
55 };
56
57 /* per-display variables */
58 struct cgsix_softc {
59 struct device sc_dev; /* base device */
60 struct fbdevice sc_fb; /* frame buffer device */
61 bus_space_tag_t sc_bustag;
62 bus_type_t sc_btype; /* phys address description */
63 bus_addr_t sc_paddr; /* for device mmap() */
64
65 volatile struct bt_regs *sc_bt; /* Brooktree registers */
66 volatile int *sc_fhc; /* FHC register */
67 volatile struct cg6_thc *sc_thc; /* THC registers */
68 volatile struct cg6_tec_xxx *sc_tec; /* TEC registers */
69 volatile struct cg6_fbc *sc_fbc; /* FBC registers */
70 short sc_fhcrev; /* hardware rev */
71 short sc_blanked; /* true if blanked */
72 struct cg6_cursor sc_cursor; /* software cursor info */
73 union bt_cmap sc_cmap; /* Brooktree color map */
74 };
75
76 #ifdef RASTERCONSOLE
77 extern int cgsix_use_rasterconsole;
78 #else
79 #define cgsix_use_rasterconsole 0
80 #endif
81
82 /* XXX - export sbus attach struct for overloaded obio bus */
83 extern struct cfattach cgsix_sbus_ca;
84
85 void cg6attach(struct cgsix_softc *, char *, int);
86