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      1 /* $NetBSD: bt431reg.h,v 1.3 2005/12/11 12:21:26 christos Exp $ */
      2 
      3 /*
      4  * Mach Operating System
      5  * Copyright (c) 1991,1990,1989 Carnegie Mellon University
      6  * All Rights Reserved.
      7  *
      8  * Permission to use, copy, modify and distribute this software and its
      9  * documentation is hereby granted, provided that both the copyright
     10  * notice and this permission notice appear in all copies of the
     11  * software, derivative works or modified versions, and any portions
     12  * thereof, and that both notices appear in supporting documentation.
     13  *
     14  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     15  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
     16  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     17  *
     18  * Carnegie Mellon requests users of this software to return to
     19  *
     20  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     21  *  School of Computer Science
     22  *  Carnegie Mellon University
     23  *  Pittsburgh PA 15213-3890
     24  *
     25  * any improvements or extensions that they make and grant Carnegie Mellon
     26  * the rights to redistribute these changes.
     27  */
     28 
     29 /*
     30  * Register definitions for the Brooktree Bt431 Monolithic CMOS
     31  * 64x64 Pixel Cursor Generator.
     32  */
     33 
     34 #define	BT431_REG_COMMAND	0x000
     35 #define	BT431_REG_CURSOR_X_LOW	0x001
     36 #define	BT431_REG_CURSOR_X_HIGH	0x002
     37 #define	BT431_REG_CURSOR_Y_LOW	0x003
     38 #define	BT431_REG_CURSOR_Y_HIGH	0x004
     39 #define	BT431_REG_WXLO		0x005
     40 #define	BT431_REG_WXHI		0x006
     41 #define	BT431_REG_WYLO		0x007
     42 #define	BT431_REG_WYHI		0x008
     43 #define	BT431_REG_WWLO		0x009
     44 #define	BT431_REG_WWHI		0x00a
     45 #define	BT431_REG_WHLO		0x00b
     46 #define	BT431_REG_WHHI		0x00c
     47 
     48 #define BT431_REG_CRAM_BASE	0x000
     49 #define BT431_REG_CRAM_END	0x1ff
     50 
     51 #define BT431_CMD_CURS_ENABLE	0x40
     52 #define BT431_CMD_XHAIR_ENABLE	0x20
     53 #define BT431_CMD_OR_CURSORS	0x10
     54 #define BT431_CMD_AND_CURSORS	0x00
     55 #define BT431_CMD_1_1_MUX	0x00
     56 #define BT431_CMD_4_1_MUX	0x04
     57 #define BT431_CMD_5_1_MUX	0x08
     58 #define BT431_CMD_xxx_MUX	0x0c
     59 #define BT431_CMD_THICK_1	0x00
     60 #define BT431_CMD_THICK_3	0x01
     61 #define BT431_CMD_THICK_5	0x02
     62 #define BT431_CMD_THICK_7	0x03
     63