sys/arch/vax/include/uvax.h

   1 /*      $NetBSD: uvax.h,v 1.6 2000/06/02 21:39:54 matt Exp $ */
   2 /*
   3  * Copyright (c) 2002 Hugh Graham.
   4  * Copyright (c) 1996 Ludd, University of Lule}, Sweden.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to Ludd by Bertram Barth.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. All advertising materials mentioning features or use of this software
  18  *    must display the following acknowledgement:
  19  *      This product includes software developed at Ludd, University of
  20  *      Lule}, Sweden and its contributors.
  21  * 4. The name of the author may not be used to endorse or promote products
  22  *    derived from this software without specific prior written permission
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  25  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  26  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  27  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  28  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  29  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  30  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  31  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  32  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  33  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34  */
  35
  36 #ifndef _VAX_UVAX_H_
  37 #define _VAX_UVAX_H_
  38
  39 /*
  40  * Generic definitions common on all MicroVAXen clock chip.
  41  */
  42 #define uVAX_CLKVRT     0200
  43 #define uVAX_CLKUIP     0200
  44 #define uVAX_CLKRATE    040
  45 #define uVAX_CLKENABLE  06
  46 #define uVAX_CLKSET     0206
  47
  48 /* cpmbx bits  */
  49 #define uVAX_CLKHLTACT  03
  50
  51 /* halt action values */
  52 #define uVAX_CLKRESTRT  01
  53 #define uVAX_CLKREBOOT  02
  54 #define uVAX_CLKHALT    03
  55
  56 /* in progress flags */
  57 #define uVAX_CLKBOOT    04
  58 #define uVAX_CLKRSTRT   010
  59 #define uVAX_CLKLANG    0360
  60
  61 /*
  62  * Miscellaneous registers common on most VAXststions.
  63  */
  64 struct vs_cpu {
  65         u_long  vc_hltcod;      /* 00 - Halt Code Register */
  66         u_long  vc_410mser;     /* 04 - VS2K */
  67         u_long  vc_410cear;     /* 08 - VS2K */
  68         u_char  vc_intmsk;      /* 0c - Interrupt mask register */
  69         u_char  vc_vdcorg;      /* 0d - Mono display origin */
  70         u_char  vc_vdcsel;      /* 0e - Video interrupt select */
  71         u_char  vc_intreq;      /* 0f - Interrupt request register */
  72 #define vc_intclr vc_intreq
  73         u_short vc_diagdsp;     /* 10 - Diagnostic display register */
  74         u_short pad4;           /* 12 */
  75         u_long  vc_parctl;      /* 14 - Parity Control Register */
  76 #define vc_bwf0 vc_parctl
  77         u_short pad5;           /* 16 */
  78         u_short pad6;           /* 18 */
  79         u_short vc_diagtimu;    /* 1a - usecond timer KA46 */
  80         u_short vc_diagtme;     /* 1c - Diagnostic time register */
  81 #define vc_diagtimm vc_diagtme  /* msecond time KA46 */
  82 };
  83 #define PARCTL_DMA      0x1000000
  84 #define PARCTL_CPEN     2
  85 #define PARCTL_DPEN     1
  86
  87
  88 /*
  89  * Console Mailbox layout common to several models.
  90  */
  91
  92 struct cpmbx {
  93         unsigned int mbox_halt:2;       /* mailbox halt action */
  94         unsigned int mbox_bip:1;        /* bootstrap in progress */
  95         unsigned int mbox_rip:1;        /* restart in progress */
  96         unsigned int mbox_lang:4;       /* language info */
  97         unsigned int terminal:8;        /* terminal info */
  98         unsigned int keyboard:8;        /* keyboard info */
  99         unsigned int user_four:4;       /* unknown */
 100         unsigned int user_halt:3;       /* user halt action */
 101         unsigned int user_one:1;        /* unknown */
 102 };
 103
 104 extern struct cpmbx *cpmbx;
 105
 106 void   generic_halt(void);
 107 void   generic_reboot(int);
 108
 109 #define MHALT_RESTART_REBOOT    0
 110 #define MHALT_RESTART           1
 111 #define MHALT_REBOOT            2
 112 #define MHALT_HALT              3
 113
 114 #define UHALT_DEFAULT           0
 115 #define UHALT_RESTART           1
 116 #define UHALT_REBOOT            2
 117 #define UHALT_HALT              3
 118 #define UHALT_RESTART_REBOOT    4
 119
 120 #endif