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bt459.h
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1 /* gxemul: $Id: bt459.h,v 1.3 2005-03-05 12:34:02 debug Exp $ */
2 
3 #ifndef BT459_H
4 #define BT459_H
5 
6 /* $NetBSD: bt459.h,v 1.6 2000/01/08 01:02:35 simonb Exp $ */
7 
8 /*-
9  * Copyright (c) 1992, 1993
10  * The Regents of the University of California. All rights reserved.
11  *
12  * This code is derived from software contributed to Berkeley by
13  * Ralph Campbell.
14  *
15  * Redistribution and use in source and binary forms, with or without
16  * modification, are permitted provided that the following conditions
17  * are met:
18  * 1. Redistributions of source code must retain the above copyright
19  * notice, this list of conditions and the following disclaimer.
20  * 2. Redistributions in binary form must reproduce the above copyright
21  * notice, this list of conditions and the following disclaimer in the
22  * documentation and/or other materials provided with the distribution.
23  * 3. All advertising materials mentioning features or use of this software
24  * must display the following acknowledgement:
25  * This product includes software developed by the University of
26  * California, Berkeley and its contributors.
27  * 4. Neither the name of the University nor the names of its contributors
28  * may be used to endorse or promote products derived from this software
29  * without specific prior written permission.
30  *
31  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
32  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
33  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
34  * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
35  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
39  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
40  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
41  * SUCH DAMAGE.
42  *
43  * @(#)cfbreg.h 8.1 (Berkeley) 6/10/93
44  */
45 
46 /*
47  * Mach Operating System
48  * Copyright (c) 1991,1990,1989 Carnegie Mellon University
49  * All Rights Reserved.
50  *
51  * Permission to use, copy, modify and distribute this software and its
52  * documentation is hereby granted, provided that both the copyright
53  * notice and this permission notice appear in all copies of the
54  * software, derivative works or modified versions, and any portions
55  * thereof, and that both notices appear in supporting documentation.
56  *
57  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
58  * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
59  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
60  *
61  * Carnegie Mellon requests users of this software to return to
62  *
63  * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
64  * School of Computer Science
65  * Carnegie Mellon University
66  * Pittsburgh PA 15213-3890
67  *
68  * any improvements or extensions that they make and grant Carnegie the
69  * rights to redistribute these changes.
70  */
71 
72 /*
73  * HISTORY
74  * Log: bt459.h,v
75  * Revision 2.4 91/02/05 17:39:43 mrt
76  * Added author notices
77  * [91/02/04 11:11:57 mrt]
78  *
79  * Changed to use new Mach copyright
80  * [91/02/02 12:09:39 mrt]
81  *
82  * Revision 2.3 90/12/05 23:30:26 af
83  * Cursor color register are supported, contrary to specs.
84  * [90/12/03 23:07:22 af]
85  *
86  * Revision 2.1.1.1 90/11/01 03:36:40 af
87  * Created, from Brooktree specs:
88  * "Product Databook 1989"
89  * "Bt459 135 MHz Monolithic CMOS 256x64 Color Palette RAMDAC"
90  * Brooktree Corp. San Diego, CA
91  * LA59001 Rev. J
92  * [90/09/03 af]
93  */
94 
95 /*
96  * File: bt459.h
97  * Author: Alessandro Forin, Carnegie Mellon University
98  * Date: 9/90
99  *
100  * Defines for the bt459 Cursor/RAMDAC chip
101  */
102 
103 typedef struct {
104  unsigned char addr_lo;
105  char pad0[3];
106  unsigned char addr_hi;
107  char pad1[3];
108  unsigned char addr_reg;
109  char pad2[3];
110  unsigned char addr_cmap;
111  char pad3[3];
113 
114 /*
115  * Additional registers addressed indirectly
116  */
117 
118  /* 0000-00ff Color Map entries */
119  /* 0100-010f Overlay color regs, unsupp */
120 #define BT459_REG_CCOLOR_1 0x0181 /* Cursor color regs */
121 #define BT459_REG_CCOLOR_2 0x0182
122 #define BT459_REG_CCOLOR_3 0x0183
123 #define BT459_REG_ID 0x0200 /* read-only, gives "4a" */
124 #define BT459_REG_CMD0 0x0201
125 #define BT459_REG_CMD1 0x0202
126 #define BT459_REG_CMD2 0x0203
127 #define BT459_REG_PRM 0x0204
128  /* 0205 reserved */
129 #define BT459_REG_PBM 0x0206
130  /* 0207 reserved */
131 #define BT459_REG_ORM 0x0208
132 #define BT459_REG_OBM 0x0209
133 #define BT459_REG_ILV 0x020a
134 #define BT459_REG_TEST 0x020b
135 #define BT459_REG_RSIG 0x020c
136 #define BT459_REG_GSIG 0x020d
137 #define BT459_REG_BSIG 0x020e
138  /* 020f-02ff reserved */
139 #define BT459_REG_CCR 0x0300
140 #define BT459_REG_CXLO 0x0301
141 #define BT459_REG_CXHI 0x0302
142 #define BT459_REG_CYLO 0x0303
143 #define BT459_REG_CYHI 0x0304
144 #define BT459_REG_WXLO 0x0305
145 #define BT459_REG_WXHI 0x0306
146 #define BT459_REG_WYLO 0x0307
147 #define BT459_REG_WYHI 0x0308
148 #define BT459_REG_WWLO 0x0309
149 #define BT459_REG_WWHI 0x030a
150 #define BT459_REG_WHLO 0x030b
151 #define BT459_REG_WHHI 0x030c
152  /* 030d-03ff reserved */
153 #define BT459_REG_CRAM_BASE 0x0400
154 #define BT459_REG_CRAM_END 0x07ff
155 
156 #ifdef _KERNEL
157 int bt459init __P((struct fbinfo *));
158 void bt459RestoreCursorColor __P((struct fbinfo *));
159 void bt459CursorColor __P((struct fbinfo *, unsigned int []));
160 void bt459PosCursor __P((struct fbinfo *, int, int));
161 void bt459InitColorMap __P((struct fbinfo *));
162 int bt459LoadColorMap __P((struct fbinfo *, const u_char *, int, int));
163 int bt459GetColorMap __P((struct fbinfo *, u_char *, int, int));
164 void bt459LoadCursor __P((struct fbinfo *, u_short *));
165 int bt459_video_on __P((struct fbinfo *));
166 int bt459_video_off __P((struct fbinfo *));
167 #endif /* _KERNEL */
168 
169 #endif /* BT459_H */
unsigned char addr_reg
Definition: bt459.h:108
u_short pad3
Definition: siireg.h:70
u_short pad1
Definition: siireg.h:66
unsigned char addr_lo
Definition: bt459.h:104
u_short pad0
Definition: siireg.h:64
u_short pad2
Definition: siireg.h:68
#define __P(x)
Definition: dec_prom.h:6
unsigned char addr_hi
Definition: bt459.h:106
unsigned char addr_cmap
Definition: bt459.h:110

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