110 lines
3.7 KiB
C
110 lines
3.7 KiB
C
/*
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Ralph Campbell.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: @(#)pmreg.h 8.1 (Berkeley) 6/10/93
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* $Id: pmreg.h,v 1.3 1994/05/27 08:59:10 glass Exp $
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*/
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/*
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* Defines for the graphics hardware.
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*/
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/*
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* Structure to descripte the programmable cursor chip (DC503) from DEC.
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*/
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typedef volatile struct PCCRegs {
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u_short cmdr; /* cursor command register */
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short pad1;
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u_short xpos; /* cursor X position */
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short pad2;
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u_short ypos; /* cursor Y position */
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short pad3;
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u_short xmin1; /* region 1 left edge */
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short pad4;
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u_short xmax1; /* region 1 right edge */
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short pad5;
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u_short ymin1; /* region 1 top edge */
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short pad6;
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u_short ymax1; /* region 1 bottom edge */
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short pad7[9];
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u_short xmin2; /* region 2 left edge */
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short pad8;
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u_short xmax2; /* region 2 right edge */
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short pad9;
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u_short ymin2; /* region 2 top edge */
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short pad10;
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u_short ymax2; /* region 2 bottom edge */
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short pad11;
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u_short memory; /* cursor sprite pattern load */
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} PCCRegs;
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/* define bits in pcc_cmdr */
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#define PCC_TEST 0x8000
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#define PCC_HSHI 0x4000
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#define PCC_VBHI 0x2000
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#define PCC_LODSA 0x1000
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#define PCC_FORG2 0x0800
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#define PCC_ENRG2 0x0400
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#define PCC_FORG1 0x0200
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#define PCC_ENRG1 0x0100
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#define PCC_XHWID 0x0080
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#define PCC_XHCL1 0x0040
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#define PCC_XHCLP 0x0020
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#define PCC_XHAIR 0x0010
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#define PCC_FOPB 0x0008
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#define PCC_ENPB 0x0004
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#define PCC_FOPA 0x0002
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#define PCC_ENPA 0x0001
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/* offset for cursor X & Y locations */
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#define PCC_X_OFFSET 212
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#define PCC_Y_OFFSET 34
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typedef volatile struct VDACRegs {
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u_char mapWA; /* address register (color map write) */
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char pad1[3];
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u_char map; /* color map */
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char pad2[3];
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u_char mask; /* pixel read mask */
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char pad3[3];
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u_char mapRA; /* address register (color map read) */
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char pad4[3];
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u_char overWA; /* address register (overlay map write) */
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char pad5[3];
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u_char over; /* overlay map */
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char pad6[7];
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u_char overRA; /* address register (overlay map read) */
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} VDACRegs;
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