FreeBSD/Linux Kernel Cross Reference
sys/chips/bt478.h
1 /*
2 * Mach Operating System
3 * Copyright (c) 1991,1990 Carnegie Mellon University
4 * All Rights Reserved.
5 *
6 * Permission to use, copy, modify and distribute this software and its
7 * documentation is hereby granted, provided that both the copyright
8 * notice and this permission notice appear in all copies of the
9 * software, derivative works or modified versions, and any portions
10 * thereof, and that both notices appear in supporting documentation.
11 *
12 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
13 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
14 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
15 *
16 * Carnegie Mellon requests users of this software to return to
17 *
18 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
19 * School of Computer Science
20 * Carnegie Mellon University
21 * Pittsburgh PA 15213-3890
22 *
23 * any improvements or extensions that they make and grant Carnegie Mellon
24 * the rights to redistribute these changes.
25 */
26 /*
27 * HISTORY
28 * $Log: bt478.h,v $
29 * Revision 2.7 91/08/24 11:50:37 af
30 * Moved padding of regmap to impl file.
31 * [91/08/02 02:06:41 af]
32 *
33 * Revision 2.6 91/06/19 11:46:15 rvb
34 * File moved here from mips/PMAX since it tries to be generic.
35 * [91/06/04 rvb]
36 *
37 * Revision 2.5 91/05/14 17:19:43 mrt
38 * Correcting copyright
39 *
40 * Revision 2.4 91/02/05 17:39:55 mrt
41 * Added author notices
42 * [91/02/04 11:12:11 mrt]
43 *
44 * Changed to use new Mach copyright
45 * [91/02/02 12:09:53 mrt]
46 *
47 * Revision 2.3 90/12/05 23:30:30 af
48 * Works on pmaxen.
49 * [90/12/03 23:10:15 af]
50 *
51 * Revision 2.1.1.1 90/11/01 03:37:05 af
52 * Created, from DEC specs and Brooktree data sheets:
53 * "Product Databook 1989"
54 * "Bt478 80 MHz 256 Color Palette RAMDAC"
55 * Brooktree Corp. San Diego, CA
56 * LA78001 Rev. M
57 * [90/10/10 af]
58 */
59 /*
60 * File: bt478.h
61 * Author: Alessandro Forin, Carnegie Mellon University
62 * Date: 10/90
63 *
64 * Defines for the bt478 Cursor/RAMDAC chip
65 */
66
67 typedef struct {
68 volatile unsigned char addr_mapwa;
69 volatile unsigned char addr_map;
70 volatile unsigned char addr_mask;
71 volatile unsigned char addr_mapra;
72 volatile unsigned char addr_overwa;
73 volatile unsigned char addr_over;
74 volatile unsigned char addr_xxxx;
75 volatile unsigned char addr_overra;
76 } bt478_regmap_t;
77
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