sys/dev/dec/dzvar.h

   1 /*      $NetBSD: dzvar.h,v 1.10 2008/03/15 00:57:15 matt Exp $  */
   2 /*
   3  * Copyright (c) 1992, 1993
   4  *      The Regents of the University of California.  All rights reserved.
   5  *
   6  * This code is derived from software contributed to Berkeley by
   7  * Ralph Campbell and Rick Macklem.
   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. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 /*
  35  * Copyright (c) 1996  Ken C. Wellsch.  All rights reserved.
  36  *
  37  * This code is derived from software contributed to Berkeley by
  38  * Ralph Campbell and Rick Macklem.
  39  *
  40  * Redistribution and use in source and binary forms, with or without
  41  * modification, are permitted provided that the following conditions
  42  * are met:
  43  * 1. Redistributions of source code must retain the above copyright
  44  *    notice, this list of conditions and the following disclaimer.
  45  * 2. Redistributions in binary form must reproduce the above copyright
  46  *    notice, this list of conditions and the following disclaimer in the
  47  *    documentation and/or other materials provided with the distribution.
  48  * 3. All advertising materials mentioning features or use of this software
  49  *    must display the following acknowledgement:
  50  *      This product includes software developed by the University of
  51  *      California, Berkeley and its contributors.
  52  * 4. Neither the name of the University nor the names of its contributors
  53  *    may be used to endorse or promote products derived from this software
  54  *    without specific prior written permission.
  55  *
  56  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  57  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  58  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  59  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  60  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  61  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  62  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  63  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  64  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  65  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  66  * SUCH DAMAGE.
  67  */
  68
  69 #ifndef _DEV_DEC_DZVAR_H_
  70 #define _DEV_DEC_DZVAR_H_
  71
  72 /* A DZ-11 has 8 ports while a DZV/DZQ-11 has only 4. */
  73
  74 #define NDZLINE         8
  75
  76 #define DZ_DZ           8
  77 #define DZ_DZV          4
  78 #define DZ_DC           4
  79
  80 #define DZ_C2I(c)       ((c)<<3)        /* convert controller # to index */
  81 #define DZ_I2C(c)       ((c)>>3)        /* convert minor to controller # */
  82 #define DZ_PORT(u)      ((u)&07)        /* extract the port # */
  83
  84 struct  dz_softc {
  85         device_t        sc_dev;         /* Autoconf blaha */
  86         struct  evcnt   sc_rintrcnt;    /* recevive interrupt counts */
  87         struct  evcnt   sc_tintrcnt;    /* transmit interrupt counts */
  88         struct  dz_regs sc_dr;          /* reg pointers */
  89         bus_space_tag_t sc_iot;
  90         bus_space_handle_t sc_ioh;
  91         int             sc_type;        /* DZ11 or DZV11? */
  92         int             sc_consline;    /* console line, or -1 */
  93         int             sc_rxint;       /* Receive interrupt count XXX */
  94         u_char          sc_brk;         /* Break asserted on some lines */
  95         u_char          sc_dsr;         /* DSR set bits if no mdm ctrl */
  96         struct dz_linestate {
  97                 struct  dz_softc *dz_sc;        /* backpointer to softc */
  98                 int             dz_line;        /* channel number */
  99                 void            *dz_private;    /* sub-driver data pointer */
 100                 int             (*dz_catch)(void *, int); /* Fast catch recv */
 101                 struct  tty *   dz_tty;         /* what we work on */
 102 #ifdef notyet
 103                 void *          dz_mem;         /* pointers to clist output */
 104                 void *          dz_end;         /*   allowing pdma action */
 105 #endif
 106         } sc_dz[NDZLINE];
 107 };
 108
 109 void    dzattach(struct dz_softc *, struct evcnt *, int);
 110 void    dzrint(void *);
 111 void    dzxint(void *);
 112 void    dzreset(device_t);
 113
 114 #endif /* _DEV_DEC_DZVAR_H_ */