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/* $NetBSD: bt459.h,v 1.1 1995/09/11 08:11:21 jonathan Exp $ */
/*-
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Ralph Campbell.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)cfbreg.h 8.1 (Berkeley) 6/10/93
*/
/*
* Mach Operating System
* Copyright (c) 1991,1990,1989 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
/*
* HISTORY
* Log: bt459.h,v
* Revision 2.4 91/02/05 17:39:43 mrt
* Added author notices
* [91/02/04 11:11:57 mrt]
*
* Changed to use new Mach copyright
* [91/02/02 12:09:39 mrt]
*
* Revision 2.3 90/12/05 23:30:26 af
* Cursor color register are supported, contrary to specs.
* [90/12/03 23:07:22 af]
*
* Revision 2.1.1.1 90/11/01 03:36:40 af
* Created, from Brooktree specs:
* "Product Databook 1989"
* "Bt459 135 MHz Monolithic CMOS 256x64 Color Palette RAMDAC"
* Brooktree Corp. San Diego, CA
* LA59001 Rev. J
* [90/09/03 af]
*/
/*
* File: bt459.h
* Author: Alessandro Forin, Carnegie Mellon University
* Date: 9/90
*
* Defines for the bt459 Cursor/RAMDAC chip
*/
typedef struct {
unsigned char addr_lo;
char pad0[3];
unsigned char addr_hi;
char pad1[3];
unsigned char addr_reg;
char pad2[3];
unsigned char addr_cmap;
char pad3[3];
} bt459_regmap_t;
/*
* Additional registers addressed indirectly
*/
/* 0000-00ff Color Map entries */
/* 0100-010f Overlay color regs, unsupp */
#define BT459_REG_CCOLOR_1 0x0181 /* Cursor color regs */
#define BT459_REG_CCOLOR_2 0x0182
#define BT459_REG_CCOLOR_3 0x0183
#define BT459_REG_ID 0x0200 /* read-only, gives "4a" */
#define BT459_REG_CMD0 0x0201
#define BT459_REG_CMD1 0x0202
#define BT459_REG_CMD2 0x0203
#define BT459_REG_PRM 0x0204
/* 0205 reserved */
#define BT459_REG_PBM 0x0206
/* 0207 reserved */
#define BT459_REG_ORM 0x0208
#define BT459_REG_OBM 0x0209
#define BT459_REG_ILV 0x020a
#define BT459_REG_TEST 0x020b
#define BT459_REG_RSIG 0x020c
#define BT459_REG_GSIG 0x020d
#define BT459_REG_BSIG 0x020e
/* 020f-02ff reserved */
#define BT459_REG_CCR 0x0300
#define BT459_REG_CXLO 0x0301
#define BT459_REG_CXHI 0x0302
#define BT459_REG_CYLO 0x0303
#define BT459_REG_CYHI 0x0304
#define BT459_REG_WXLO 0x0305
#define BT459_REG_WXHI 0x0306
#define BT459_REG_WYLO 0x0307
#define BT459_REG_WYHI 0x0308
#define BT459_REG_WWLO 0x0309
#define BT459_REG_WWHI 0x030a
#define BT459_REG_WHLO 0x030b
#define BT459_REG_WHHI 0x030c
/* 030d-03ff reserved */
#define BT459_REG_CRAM_BASE 0x0400
#define BT459_REG_CRAM_END 0x07ff
#ifdef _KERNEL
int bt459init (struct fbinfo *);
void bt459RestoreCursorColor (struct fbinfo *);
void bt459CursorColor (struct fbinfo *, unsigned int []);
void bt459PosCursor (struct fbinfo *, int, int);
void bt459InitColorMap (struct fbinfo *);
int bt459LoadColorMap (struct fbinfo *, caddr_t, int, int);
int bt459GetColorMap (struct fbinfo *, caddr_t, int, int);
void bt459LoadCursor (struct fbinfo *, u_short *);
int bt459_video_on (struct fbinfo *);
int bt459_video_off (struct fbinfo *);
#endif /* _KERNEL */
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