69 lines
2.6 KiB
C
69 lines
2.6 KiB
C
/* $NetBSD: vgareg.h,v 1.1 1998/03/22 15:11:49 drochner Exp $ */
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/*
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* Copyright (c) 1998
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* Matthias Drochner. All rights reserved.
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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 for the NetBSD Project
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* by Matthias Drochner.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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struct reg_vgaattr { /* indexed via port 0x3c0 */
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char palette[16];
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char mode, overscan, colplen, horpixpan;
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char colreset, misc;
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};
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#define VGA_ATC_INDEX 0
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#define VGA_ATC_DATAW 0
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#define VGA_ATC_DATAR 1
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struct reg_vgats { /* indexed via port 0x3c4 */
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char syncreset, mode, wrplmask, fontsel, memmode;
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};
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#define VGA_TS_INDEX 4
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#define VGA_TS_DATA 5
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struct reg_vgagdc { /* indexed via port 0x3ce */
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char setres, ensetres, colorcomp, rotfunc;
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char rdplanesel, mode, misc, colorcare;
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char bitmask;
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};
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#define VGA_GDC_INDEX 0xe
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#define VGA_GDC_DATA 0xf
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struct reg_6845 { /* indexed via port 0x3d4 (mono 0x3b4) */
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char htotal, hdisple, hblanks, hblanke;
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char hsyncs, hsynce, vtotal, overfll;
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char irowaddr, maxrow, curstart, curend;
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char startadrh, startadrl, cursorh, cursorl;
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char vsyncs, vsynce, vde, offset;
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char uloc, vbstart, vbend, mode;
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char splitl;
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};
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#define VGA_6845_INDEX 4
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#define VGA_6845_DATA 5
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