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Annotation of sys/dev/sbus/spifvar.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: spifvar.h,v 1.4 2006/06/02 20:00:56 miod Exp $        */
                      2:
                      3: /*
                      4:  * Copyright (c) 1999-2002 Jason L. Wright (jason@thought.net)
                      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:  *
                     16:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     17:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
                     18:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
                     19:  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
                     20:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
                     21:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
                     22:  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     23:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
                     24:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
                     25:  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     26:  * POSSIBILITY OF SUCH DAMAGE.
                     27:  *
                     28:  * Effort sponsored in part by the Defense Advanced Research Projects
                     29:  * Agency (DARPA) and Air Force Research Laboratory, Air Force
                     30:  * Materiel Command, USAF, under agreement number F30602-01-2-0537.
                     31:  *
                     32:  */
                     33:
                     34: #define        SPIF_MAX_SERIAL 8
                     35: #define SPIF_MAX_PARALLEL 1
                     36:
                     37: struct stty_port {
                     38:        struct tty *sp_tty;             /* tty device */
                     39:        struct spif_softc *sp_sc;       /* pointer back to registers */
                     40:        int sp_channel;                 /* channel number */
                     41:        u_char *sp_rbuf;                /* ring buffer start */
                     42:        u_char *sp_rend;                /* ring buffer end */
                     43:        u_char *sp_rget;                /* ring buffer read pointer */
                     44:        u_char *sp_rput;                /* ring buffer write pointer */
                     45:        u_char *sp_txp;                 /* transmit character pointer */
                     46:        int sp_txc;                     /* transmit character counter */
                     47:
                     48:        int sp_openflags;               /* open flags */
                     49:        int sp_carrier;                 /* software carrier status */
                     50:        int sp_flags;                   /* software state */
                     51:        char sp_dtr;                    /* software dtr status */
                     52: };
                     53:
                     54: struct stty_softc {
                     55:        struct  device sc_dev;          /* base device */
                     56:        int     sc_nports;              /* number of serial ports */
                     57:        struct  stty_port sc_port[SPIF_MAX_SERIAL];
                     58: };
                     59:
                     60: struct sbpp_softc {
                     61:        struct  device sc_dev;          /* base device */
                     62:        int     sc_nports;              /* number of parallel ports */
                     63: };
                     64:
                     65: struct spif_softc {
                     66:        struct  device sc_dev;          /* base device */
                     67:        void *sc_stcih;                 /* stc interrupt vector */
                     68:        void *sc_ppcih;                 /* ppc interrut vector */
                     69:        void *sc_softih;                /* soft interrupt vector */
                     70:        int     sc_rev;                 /* revision level */
                     71:        int     sc_osc;                 /* oscillator speed (hz) */
                     72:        int     sc_node;                /* which sbus node */
                     73:        int     sc_nser;                /* number of serial ports */
                     74:        int     sc_npar;                /* number of parallel ports */
                     75:        int     sc_rev2;                /* cd180 chip revision */
                     76:        bus_space_tag_t sc_bustag;      /* our bus tag */
                     77:        bus_space_handle_t sc_regh;     /* whole register map */
                     78:        bus_space_handle_t sc_stch;     /* STC registers */
                     79:        bus_space_handle_t sc_istch;    /* IACK STC registers */
                     80:        bus_space_handle_t sc_dtrh;     /* DTR registers */
                     81:        bus_space_handle_t sc_ppch;     /* PPC registers */
                     82:        struct  spifregs *sc_regs;      /* registers */
                     83:        struct  stty_softc *sc_ttys;    /* our ttys */
                     84:        struct  sbpp_softc *sc_bpps;    /* our ttys */
                     85: };
                     86: