Home | History | Annotate | Line # | Download | only in dev
bw2reg.h revision 1.1 
      1 /*	$NetBSD: bw2reg.h,v 1.1 1995/03/10 01:50:59 gwr Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1992, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * This software was developed by the Computer Systems Engineering group
      8  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
      9  * contributed to Berkeley.
     10  *
     11  * All advertising materials mentioning features or use of this software
     12  * must display the following acknowledgement:
     13  *	This product includes software developed by the University of
     14  *	California, Lawrence Berkeley Laboratory.
     15  *
     16  * Redistribution and use in source and binary forms, with or without
     17  * modification, are permitted provided that the following conditions
     18  * are met:
     19  * 1. Redistributions of source code must retain the above copyright
     20  *    notice, this list of conditions and the following disclaimer.
     21  * 2. Redistributions in binary form must reproduce the above copyright
     22  *    notice, this list of conditions and the following disclaimer in the
     23  *    documentation and/or other materials provided with the distribution.
     24  * 3. All advertising materials mentioning features or use of this software
     25  *    must display the following acknowledgement:
     26  *	This product includes software developed by the University of
     27  *	California, Berkeley and its contributors.
     28  * 4. Neither the name of the University nor the names of its contributors
     29  *    may be used to endorse or promote products derived from this software
     30  *    without specific prior written permission.
     31  *
     32  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     33  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     34  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     35  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     36  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     37  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     38  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     39  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     40  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     41  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     42  * SUCH DAMAGE.
     43  *
     44  *	@(#)bwtworeg.h	8.1 (Berkeley) 6/11/93
     45  */
     46 
     47 /* Default physical address. */
     48 #define BW2_50_PADDR	  0x100000
     49 #define	BW2_FB_PADDR	0xff000000
     50 #define BW2_CR_PADDR	0xff1c0000
     51 
     52 /* Sizes that can be mapped. */
     53 #define	BW2_FBSIZE  		0x20000	/* size of frame buffer */
     54 #define	BW2_FBSIZE_HIRES	0x40000	/* size of hi-res FB */
     55 
     56 /*
     57  * bwtwo control register (16-bits)
     58  */
     59 
     60 #define	VC_VIDEO_EN	0x8000	/* Video enable */
     61 #define	VC_COPY_EN	0x4000	/* Copy enable */
     62 #define	VC_INT_ENA	0x2000	/* Interrupt enable */
     63 #define	VC_INT_PEND	0x1000	/* Int active - r/o */
     64 #define	VC_B_JUMPER	0x0800	/* Config jumper, 0=default */
     65 #define	VC_A_JUMPER	0x0400	/* Config jumper, 0=default */
     66 #define	VC_COLOR_JP 0x0200	/* Config jumper, 0: def. 1: use P2-color */
     67 #define	VC_1024_JP	0x0100	/* Config jumper, 0: def. 1: use 1K by 1K */
     68 /* Note copy-mode only on Sun3/160 */
     69 #define VC_COPYBASE	0x00FF	/* copy-mode high address bits */
     70