sys/dev/sbus/spifvar.h

   1 /*      $NetBSD: spifvar.h,v 1.2 2005/12/11 12:23:44 christos Exp $     */
   2 /*      $OpenBSD: spifvar.h,v 1.3 2003/06/02 18:32:41 jason Exp $       */
   3
   4 /*
   5  * Copyright (c) 1999-2002 Jason L. Wright (jason@thought.net)
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  20  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
  21  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  23  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  25  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  26  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  27  * POSSIBILITY OF SUCH DAMAGE.
  28  *
  29  * Effort sponsored in part by the Defense Advanced Research Projects
  30  * Agency (DARPA) and Air Force Research Laboratory, Air Force
  31  * Materiel Command, USAF, under agreement number F30602-01-2-0537.
  32  *
  33  */
  34
  35 #define SPIF_MAX_SERIAL 8
  36 #define SPIF_MAX_PARALLEL 1
  37
  38 struct stty_port {
  39         struct tty *sp_tty;             /* tty device */
  40         struct spif_softc *sp_sc;       /* pointer back to registers */
  41         int sp_channel;                 /* channel number */
  42         u_char *sp_rbuf;                /* ring buffer start */
  43         u_char *sp_rend;                /* ring buffer end */
  44         u_char *sp_rget;                /* ring buffer read pointer */
  45         u_char *sp_rput;                /* ring buffer write pointer */
  46         u_char *sp_txp;                 /* transmit character pointer */
  47         int sp_txc;                     /* transmit character counter */
  48
  49         int sp_openflags;               /* open flags */
  50         int sp_carrier;                 /* software carrier status */
  51         int sp_flags;                   /* software state */
  52         char sp_dtr;                    /* software dtr status */
  53 };
  54
  55 struct stty_softc {
  56         struct  device sc_dev;          /* base device */
  57         int     sc_nports;              /* number of serial ports */
  58         struct  stty_port sc_port[SPIF_MAX_SERIAL];
  59 };
  60
  61 struct sbpp_softc {
  62         struct  device sc_dev;          /* base device */
  63         int     sc_nports;              /* number of parallel ports */
  64 };
  65
  66 struct spif_softc {
  67         struct  device sc_dev;          /* base device */
  68         void *sc_stcih;                 /* stc interrupt vector */
  69         void *sc_ppcih;                 /* ppc interrut vector */
  70         void *sc_softih;                /* soft interrupt vector */
  71         int     sc_rev;                 /* revision level */
  72         int     sc_osc;                 /* oscillator speed (hz) */
  73         int     sc_node;                /* which sbus node */
  74         int     sc_nser;                /* number of serial ports */
  75         int     sc_npar;                /* number of parallel ports */
  76         int     sc_rev2;                /* cd180 chip revision */
  77         bus_space_tag_t sc_bustag;      /* our bus tag */
  78         bus_space_handle_t sc_regh;     /* whole register map */
  79         bus_space_handle_t sc_stch;     /* STC registers */
  80         bus_space_handle_t sc_istch;    /* IACK STC registers */
  81         bus_space_handle_t sc_dtrh;     /* DTR registers */
  82         bus_space_handle_t sc_ppch;     /* PPC registers */
  83         struct  spifregs *sc_regs;      /* registers */
  84         struct  stty_softc *sc_ttys;    /* our ttys */
  85         struct  sbpp_softc *sc_bpps;    /* our ttys */
  86 };