sys/arch/sun3/dev/bw2reg.h

   1 /*      $NetBSD: bw2reg.h,v 1.1.68.3 2004/09/21 13:23:19 skrll 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. Neither the name of the University nor the names of its contributors
  25  *    may be used to endorse or promote products derived from this software
  26  *    without specific prior written permission.
  27  *
  28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  38  * SUCH DAMAGE.
  39  *
  40  *      @(#)bwtworeg.h  8.1 (Berkeley) 6/11/93
  41  */
  42
  43 /* Default physical address. */
  44 #define BW2_50_PADDR      0x100000
  45 #define BW2_FB_PADDR    0xff000000
  46 #define BW2_CR_PADDR    0xff1c0000
  47
  48 /* Sizes that can be mapped. */
  49 #define BW2_FBSIZE              0x20000 /* size of frame buffer */
  50 #define BW2_FBSIZE_HIRES        0x40000 /* size of hi-res FB */
  51
  52 /*
  53  * bwtwo control register (16-bits)
  54  */
  55
  56 #define VC_VIDEO_EN     0x8000  /* Video enable */
  57 #define VC_COPY_EN      0x4000  /* Copy enable */
  58 #define VC_INT_ENA      0x2000  /* Interrupt enable */
  59 #define VC_INT_PEND     0x1000  /* Int active - r/o */
  60 #define VC_B_JUMPER     0x0800  /* Config jumper, 0=default */
  61 #define VC_A_JUMPER     0x0400  /* Config jumper, 0=default */
  62 #define VC_COLOR_JP 0x0200      /* Config jumper, 0: def. 1: use P2-color */
  63 #define VC_1024_JP      0x0100  /* Config jumper, 0: def. 1: use 1K by 1K */
  64 /* Note copy-mode only on Sun3/160 */
  65 #define VC_COPYBASE     0x00FF  /* copy-mode high address bits */