FreeBSD/Linux Kernel Cross Reference
sys/dev/bi/bivar.h

     /*      $NetBSD: bivar.h,v 1.9 2003/01/06 21:05:37 matt Exp $ */
     /*
      * Copyright (c) 1996, 1999 Ludd, University of Lule}, Sweden.
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed at Ludd, University of 
     *      Lule}, Sweden and its contributors.
     * 4. The name of the author may not be used to endorse or promote products
     *    derived from this software without specific prior written permission
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     */
    #ifndef _DEV_BI_BIVAR_H_
    #define _DEV_BI_BIVAR_H_
    
    
    /*
     * per-BI-adapter state.
     */
    struct bi_softc {
            struct device sc_dev;
            bus_space_tag_t sc_iot;         /* Space tag for the BI bus */
            bus_dma_tag_t sc_dmat;
            bus_addr_t sc_addr;             /* Address base address for this bus */
            int sc_busnr;                   /* (Physical) number of this bus */
            int sc_lastiv;                  /* last available interrupt vector */
            int sc_intcpu;
    };
    
    /*
     * Struct used for autoconfiguration; attaching of BI nodes.
     */
    struct bi_attach_args {
            bus_space_tag_t ba_iot;
            bus_space_handle_t ba_ioh;      /* Base address for this node */
            bus_dma_tag_t ba_dmat;
            int ba_busnr;
            int ba_nodenr;
            int ba_intcpu;  /* Mask of which cpus to interrupt */
            int ba_ivec;    /* Interrupt vector to use */
            void *ba_icookie;
    };
    
    /*
     * BI node list.
     */
    struct bi_list {
            u_short bl_nr;          /* Unit ID# */
            u_short bl_havedriver;  /* Have device driver (informal) */
            char *bl_name;          /* DEC name */
    };
    
    /* bl_havedriver field meaning */
    #define DT_UNSUPP       0       /* pseudo define */
    #define DT_HAVDRV       1       /* device have driver */
    #define DT_ADAPT        2       /* is an adapter */
    #define DT_QUIET        4       /* don't complain when not conf'ed */
    #define DT_VEC          8       /* uses a interrupt vector */
    
    /* Prototype */
    void bi_attach (struct bi_softc *);
    void bi_intr_establish (void *, int, void (*)(void *), void *, struct evcnt *);
    
    #endif /* _DEV_BI_BIVAR_H_ */

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