xref: /netbsd-src/sys/arch/hp300/dev/hyperreg.h (revision daf6c4152fcddc27c445489775ed1f66ab4ea9a9)
1 /*	$OpenBSD: hyperreg.h,v 1.3 2005/01/24 21:36:39 miod Exp $	*/
2 /*	$NetBSD: hyperreg.h,v 1.2 2011/02/12 16:40:29 tsutsui Exp $	*/
3 
4 /*
5  * Copyright (c) 1991 University of Utah.
6  * Copyright (c) 1990, 1993
7  *	The Regents of the University of California.  All rights reserved.
8  *
9  * This code is derived from software contributed to Berkeley by
10  * the Systems Programming Group of the University of Utah Computer
11  * Science Department and Mark Davies of the Department of Computer
12  * Science, Victoria University of Wellington, New Zealand.
13  *
14  * Redistribution and use in source and binary forms, with or without
15  * modification, are permitted provided that the following conditions
16  * are met:
17  * 1. Redistributions of source code must retain the above copyright
18  *    notice, this list of conditions and the following disclaimer.
19  * 2. Redistributions in binary form must reproduce the above copyright
20  *    notice, this list of conditions and the following disclaimer in the
21  *    documentation and/or other materials provided with the distribution.
22  * 3. Neither the name of the University nor the names of its contributors
23  *    may be used to endorse or promote products derived from this software
24  *    without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  *
38  * from: Utah $Hdr: grf_hyreg.h 1.1 92/01/22$
39  *
40  *	@(#)grf_hyreg.h	8.1 (Berkeley) 6/10/93
41  */
42 
43 struct hyboxfb {
44 	struct diofbreg regs;
45 	uint8_t f2[0x4000-0x5f-1];
46 	uint8_t nblank;			/* display enable planes      0x4000 */
47 };
48 
49 /* Values for nblank */
50 #define	DISP_SYNC_ENABLE	0x01
51 #define	DISP_VIDEO_ENABLE	0x04
52