sys/arch/acorn32/podulebus/coscreg.h

   1 /* $NetBSD: coscreg.h,v 1.2 1997/01/03 23:24:48 mark Exp $ */
   2
   3 /*
   4  * Copyright (c) 1996 Mark Brinicombe
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by Mark Brinicombe
  18  *      for the NetBSD Project.
  19  * 4. Neither the name of the University nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  26  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  27  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  28  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  29  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  30  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  31  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  32  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  33  */
  34
  35 /*
  36  * Termination and DMA enable registers provided by
  37  * Andreas Gandor <andi@knipp.de>
  38  */
  39
  40 #ifndef _COSCREG_H_
  41 #define _COSCREG_H_
  42
  43 #include <acorn32/podulebus/escvar.h>
  44
  45 typedef volatile unsigned short vu_short;
  46
  47 typedef struct cosc_regmap {
  48         esc_regmap_t    esc;
  49         vu_char         *chipreset;
  50         vu_char         *inten;
  51         vu_char         *status;
  52         vu_char         *term;
  53         vu_char         *led;
  54 } cosc_regmap_t;
  55 typedef cosc_regmap_t *cosc_regmap_p;
  56
  57 /*
  58 #define COSC_CONTROL_CHIPRESET
  59 #define COSC_CONTROL_INTEN
  60 #define COSC_STATUS
  61 #define COSC_CONTROL_LED
  62 */
  63
  64 #define COSC_CONFIG_CONTROL_REG1        0x0ff0
  65 #define COSC_CONFIG_CONTROL_REG1_MASK   0x97
  66 #define COSC_CONFIG_CONTROL_REG2        0x0ff4
  67 #define COSC_CONFIG_CONTROL_REG2_MASK   0x07
  68 #define COSC_CONFIG_CONTROL_REG3        0x0ff8
  69 #define COSC_CONFIG_CONTROL_REG3_MASK   0x83
  70 #define COSC_CONFIG_CONTROL_REG4        0x0ffc
  71 #define COSC_CONFIG_CONTROL_REG4_MASK   0xec
  72 #define COSC_CONFIG_TERMINATION         0x1000
  73 #define COSC_CONFIG_TERMINATION_ON      0x01
  74 #define COSC_CONFIG_FIRST_SCANNED       0x1040  /* Used by RiscOS */
  75 #define COSC_CONFIG_INC_FURTHER_PARTS   0x1048  /* Used by RiscOS */
  76 #define COSC_CONFIG_SYNCH_MODE          0x1050
  77 #define COSC_CONFIG_SYNCH_MODE_ON       0x01
  78 #define COSC_CONFIG_SHUTDOWN            0x1054  /* Used by RiscOS */
  79 #define COSC_CONFIG_SHUTDOWN_SPINDOWN   0x01    /* Used by RiscOS */
  80 #define COSC_CONFIG_SHUTDOWN_EJECT      0x02    /* Used by RiscOS */
  81 #define COSC_CONFIG_DELAY_REMOVABLE     0x105c  /* Used by RiscOS */
  82 #define COSC_CONFIG_DELAY_HARDDISC      0x1060  /* Used by RiscOS */
  83 #define COSC_CONFIG_DELAY_BOOT          0x1064  /* Used by RiscOS */
  84 #define COSC_CONFIG_CDROM               0x1068  /* Used by RiscOS */
  85
  86 #define COSC_TERMINATION_CONTROL        0x2600
  87 #define COSC_TERMINATION_ON             0x00
  88 #define COSC_TERMINATION_OFF            0x01
  89 #define COSC_REGISTER_00                0x2800
  90 #define COSC_REGISTER_01                0x2a00
  91 #define COSC_PAGE_REGISTER              0x3000
  92
  93 #define COSC_ESCOFFSET_BASE             0x3c00
  94 #define COSC_ESCOFFSET_TCL              0x0000
  95 #define COSC_ESCOFFSET_TCM              0x0004
  96 #define COSC_ESCOFFSET_FIFO             0x0008
  97 #define COSC_ESCOFFSET_COMMAND          0x000c
  98 #define COSC_ESCOFFSET_DESTID           0x0010
  99 #define COSC_ESCOFFSET_TIMEOUT          0x0014
 100 #define COSC_ESCOFFSET_PERIOD           0x0018
 101 #define COSC_ESCOFFSET_OFFSET           0x001c
 102 #define COSC_ESCOFFSET_CONFIG1          0x0020
 103 #define COSC_ESCOFFSET_CLOCKCONV        0x0024
 104 #define COSC_ESCOFFSET_TEST             0x0028
 105 #define COSC_ESCOFFSET_CONFIG2          0x002c
 106 #define COSC_ESCOFFSET_CONFIG3          0x0030
 107 #define COSC_ESCOFFSET_CONFIG4          0x0034
 108 #define COSC_ESCOFFSET_TCH              0x0038
 109 #define COSC_ESCOFFSET_FIFOBOTTOM       0x003c
 110
 111 #endif /* _COSCREG_H_ */