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      1  1.4  christos /* $NetBSD: mc6845reg.h,v 1.4 2005/12/11 12:21:27 christos Exp $ */
      2  1.1  drochner 
      3  1.1  drochner /*
      4  1.1  drochner  * Copyright (c) 1998
      5  1.1  drochner  *	Matthias Drochner.  All rights reserved.
      6  1.1  drochner  *
      7  1.1  drochner  * Redistribution and use in source and binary forms, with or without
      8  1.1  drochner  * modification, are permitted provided that the following conditions
      9  1.1  drochner  * are met:
     10  1.1  drochner  * 1. Redistributions of source code must retain the above copyright
     11  1.1  drochner  *    notice, this list of conditions and the following disclaimer.
     12  1.1  drochner  * 2. Redistributions in binary form must reproduce the above copyright
     13  1.1  drochner  *    notice, this list of conditions and the following disclaimer in the
     14  1.1  drochner  *    documentation and/or other materials provided with the distribution.
     15  1.1  drochner  *
     16  1.1  drochner  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  1.1  drochner  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  1.1  drochner  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  1.1  drochner  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  1.1  drochner  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     21  1.1  drochner  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     22  1.1  drochner  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     23  1.1  drochner  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     24  1.1  drochner  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     25  1.1  drochner  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  1.1  drochner  *
     27  1.1  drochner  */
     28  1.1  drochner 
     29  1.1  drochner struct reg_mc6845 { /* indexed via port 0x3d4 (mono 0x3b4) */
     30  1.2   tsutsui 	u_int8_t htotal, hdisple, hblanks, hblanke;
     31  1.2   tsutsui 	u_int8_t hsyncs, hsynce, vtotal, overfll;
     32  1.2   tsutsui 	u_int8_t irowaddr, maxrow, curstart, curend;
     33  1.2   tsutsui 	u_int8_t startadrh, startadrl, cursorh, cursorl;
     34  1.2   tsutsui 	u_int8_t vsyncs, vsynce, vde, offset;
     35  1.2   tsutsui 	u_int8_t uloc, vbstart, vbend, mode;
     36  1.2   tsutsui 	u_int8_t splitl;
     37  1.1  drochner };
     38  1.2   tsutsui 
     39  1.2   tsutsui #define MC6845_NREGS	25
     40  1.2   tsutsui #define MC6845_INDEX	0x4
     41  1.2   tsutsui #define MC6845_DATA	0x5
     42