bt459.h

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    1 /* 
    2  * Mach Operating System
    3  * Copyright (c) 1991,1990,1989 Carnegie Mellon University
    4  * All Rights Reserved.
    5  * 
    6  * Permission to use, copy, modify and distribute this software and its
    7  * documentation is hereby granted, provided that both the copyright
    8  * notice and this permission notice appear in all copies of the
    9  * software, derivative works or modified versions, and any portions
   10  * thereof, and that both notices appear in supporting documentation.
   11  * 
   12  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
   13  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
   14  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
   15  * 
   16  * Carnegie Mellon requests users of this software to return to
   17  * 
   18  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
   19  *  School of Computer Science
   20  *  Carnegie Mellon University
   21  *  Pittsburgh PA 15213-3890
   22  * 
   23  * any improvements or extensions that they make and grant Carnegie Mellon
   24  * the rights to redistribute these changes.
   25  */
   26 /*
   27  * HISTORY
   28  * $Log:        bt459.h,v $
   29  * Revision 2.7  91/08/24  11:50:31  af
   30  *      Padding is a machdep issue: moved into implementation file.
   31  *      [91/08/02  02:03:49  af]
   32  * 
   33  * Revision 2.6  91/06/19  11:46:02  rvb
   34  *      File moved here from mips/PMAX since it tries to be generic.
   35  *      [91/06/04            rvb]
   36  * 
   37  * Revision 2.5  91/05/14  17:19:27  mrt
   38  *      Correcting copyright
   39  * 
   40  * Revision 2.4  91/02/05  17:39:43  mrt
   41  *      Added author notices
   42  *      [91/02/04  11:11:57  mrt]
   43  * 
   44  *      Changed to use new Mach copyright
   45  *      [91/02/02  12:09:39  mrt]
   46  * 
   47  * Revision 2.3  90/12/05  23:30:26  af
   48  *      Cursor color register are supported, contrary to specs.
   49  *      [90/12/03  23:07:22  af]
   50  * 
   51  * Revision 2.1.1.1  90/11/01  03:36:40  af
   52  *      Created, from Brooktree specs:
   53  *      "Product Databook 1989"
   54  *      "Bt459 135 MHz Monolithic CMOS 256x64 Color Palette RAMDAC"
   55  *      Brooktree Corp. San Diego, CA
   56  *      LA59001 Rev. J
   57  *      [90/09/03            af]
   58  */
   59 /*
   60  *      File: bt459.h
   61  *      Author: Alessandro Forin, Carnegie Mellon University
   62  *      Date:   9/90
   63  *
   64  *      Defines for the bt459 Cursor/RAMDAC chip
   65  */
   66 
   67 typedef struct {
   68         volatile unsigned char  addr_lo;
   69         volatile unsigned char  addr_hi;
   70         volatile unsigned char  addr_reg;
   71         volatile unsigned char  addr_cmap;
   72 } bt459_regmap_t;
   73 
   74 /*
   75  * Additional registers addressed indirectly
   76  */
   77 
   78                                 /* 0000-00ff Color Map entries */
   79                                 /* 0100-010f Overlay color regs, unsupp */
   80 #define BT459_REG_CCOLOR_1      0x0181  /* Cursor color regs */
   81 #define BT459_REG_CCOLOR_2      0x0182
   82 #define BT459_REG_CCOLOR_3      0x0183
   83 #define BT459_REG_ID            0x0200  /* read-only, gives "4a" */
   84 #define BT459_REG_CMD0          0x0201
   85 #define BT459_REG_CMD1          0x0202
   86 #define BT459_REG_CMD2          0x0203
   87 #define BT459_REG_PRM           0x0204
   88                                 /* 0205 reserved */
   89 #define BT459_REG_PBM           0x0206
   90                                 /* 0207 reserved */
   91 #define BT459_REG_ORM           0x0208
   92 #define BT459_REG_OBM           0x0209
   93 #define BT459_REG_ILV           0x020a
   94 #define BT459_REG_TEST          0x020b
   95 #define BT459_REG_RSIG          0x020c
   96 #define BT459_REG_GSIG          0x020d
   97 #define BT459_REG_BSIG          0x020e
   98                                 /* 020f-02ff reserved */
   99 #define BT459_REG_CCR           0x0300
  100 #define BT459_REG_CXLO          0x0301
  101 #define BT459_REG_CXHI          0x0302
  102 #define BT459_REG_CYLO          0x0303
  103 #define BT459_REG_CYHI          0x0304
  104 #define BT459_REG_WXLO          0x0305
  105 #define BT459_REG_WXHI          0x0306
  106 #define BT459_REG_WYLO          0x0307
  107 #define BT459_REG_WYHI          0x0308
  108 #define BT459_REG_WWLO          0x0309
  109 #define BT459_REG_WWHI          0x030a
  110 #define BT459_REG_WHLO          0x030b
  111 #define BT459_REG_WHHI          0x030c
  112                                 /* 030d-03ff reserved */
  113 #define BT459_REG_CRAM_BASE     0x0400
  114 #define BT459_REG_CRAM_END      0x07ff
  115

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FreeBSD/Linux Kernel Cross Reference sys/chips/bt459.h

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sys/chips/bt459.h