FreeBSD/Linux Kernel Cross Reference
sys/dev/eisa/eisavar.h

     /*      $OpenBSD: eisavar.h,v 1.14 2012/03/28 20:44:23 miod Exp $       */
     /*      $NetBSD: eisavar.h,v 1.11 1997/06/06 23:30:07 thorpej Exp $     */
     
     /*
      * Copyright (c) 1995, 1996 Christopher G. Demetriou
      * 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 by Christopher G. Demetriou
     *      for the NetBSD Project.
     * 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_EISA_EISAVAR_H_
    #define _DEV_EISA_EISAVAR_H_
    
    /*
     * Definitions for EISA autoconfiguration.
     *
     * This file describes types and functions which are used for EISA
     * configuration.  Some of this information is machine-specific, and is
     * separated into eisa_machdep.h.
     */
    
    #include <machine/bus.h>
    #include <dev/eisa/eisareg.h>           /* For ID register & string info. */
    
    /* 
     * Structures and definitions needed by the machine-dependent header.
     */
    struct eisabus_attach_args;
    
    /*
     * Machine-dependent definitions.
     */
    #if defined(__alpha__)
    #include <alpha/eisa/eisa_machdep.h>
    #elif defined(__i386__)
    #include <i386/eisa/eisa_machdep.h>
    #else
    #include <machine/eisa_machdep.h>
    #endif
    
    typedef int     eisa_slot_t;            /* really only needs to be 4 bits */
    
    /*
     * EISA bus attach arguments.
     */
    struct eisabus_attach_args {
            char    *eba_busname;           /* XXX should be common */
            bus_space_tag_t eba_iot;        /* eisa i/o space tag */
            bus_space_tag_t eba_memt;       /* eisa mem space tag */
            bus_dma_tag_t eba_dmat;         /* DMA tag */
            eisa_chipset_tag_t eba_ec;
    };
    
    /*
     * EISA device attach arguments.
     */
    struct eisa_attach_args {
            bus_space_tag_t ea_iot;         /* eisa i/o space tag */
            bus_space_tag_t ea_memt;        /* eisa mem space tag */
            bus_dma_tag_t ea_dmat;          /* DMA tag */
            eisa_chipset_tag_t ea_ec;
    
            eisa_slot_t     ea_slot;
            u_int8_t        ea_vid[EISA_NVIDREGS];
            u_int8_t        ea_pid[EISA_NPIDREGS];
            char            ea_idstring[EISA_IDSTRINGLEN];
    };
    
    /*
     * Locators for EISA devices, as specified to config.
     */
    #define eisacf_slot             cf_loc[0]
    #define EISA_UNKNOWN_SLOT       -1              /* wildcarded 'slot' */
    
    #endif /* _DEV_EISA_EISAVAR_H_ */

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