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eisavar.h revision 1.4 
      1 /*	$NetBSD: eisavar.h,v 1.4 1996/03/08 20:25:22 cgd Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1995, 1996 Christopher G. Demetriou
      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  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *      This product includes software developed by Christopher G. Demetriou
     18  *      for the NetBSD Project.
     19  * 4. The name of the author may not be used to endorse or promote products
     20  *    derived from this software without specific prior written permission
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #ifndef __DEV_EISA_EISAVAR_H__
     35 #define	__DEV_EISA_EISAVAR_H__
     36 
     37 /*
     38  * Definitions for EISA autoconfiguration.
     39  *
     40  * This file describes types, constants, and functions which are used
     41  * for EISA autoconfiguration.
     42  */
     43 
     44 #include <machine/bus.h>
     45 #include <dev/eisa/eisareg.h>		/* For ID register & string info. */
     46 
     47 
     48 typedef int	eisa_slot_t;		/* really only needs to be 4 bits */
     49 
     50 
     51 /*
     52  * EISA bus attach arguments.
     53  */
     54 struct eisabus_attach_args {
     55 	char		*eba_busname;		/* XXX should be common */
     56 	bus_chipset_tag_t eba_bc;		/* XXX should be common */
     57 };
     58 
     59 
     60 /*
     61  * EISA device attach arguments.
     62  */
     63 struct eisa_attach_args {
     64 	bus_chipset_tag_t ea_bc;
     65 
     66 	eisa_slot_t	ea_slot;
     67 	u_int8_t	ea_vid[EISA_NVIDREGS];
     68 	u_int8_t	ea_pid[EISA_NPIDREGS];
     69 	char		ea_idstring[EISA_IDSTRINGLEN];
     70 };
     71 
     72 
     73 /*
     74  * Easy to remember names for EISA device locators.
     75  */
     76 
     77 #define	eisacf_slot		cf_loc[0]		/* slot */
     78 
     79 
     80 /*
     81  * EISA device locator values that mean "unknown" or "unspecified."
     82  * Note that not all are supplied by 'config' and should be filled
     83  * in by the device if appropriate.
     84  */
     85 
     86 #define	EISA_UNKNOWN_SLOT	((eisa_slot_t)-1)
     87 
     88 /*
     89  * The EISA bus cfdriver, so that subdevices can more easily tell
     90  * what bus they're on.
     91  */
     92 
     93 extern struct cfdriver eisacd;
     94 
     95 /*
     96  * XXX interrupt attachment, etc., is done by using the ISA interfaces.
     97  * XXX THIS SHOULD CHANGE.
     98  */
     99 
    100 #include <dev/isa/isavar.h>
    101 
    102 #define	eisa_intr_establish	isa_intr_establish		/* XXX */
    103 #define	eisa_intr_disestablish	isa_intr_disestablish		/* XXX */
    104 
    105 #endif /* !__DEV_EISA_EISAVAR_H__ */
    106