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autoconf.h revision 1.14 
      1 /*	$NetBSD: autoconf.h,v 1.14 1997/01/27 19:40:59 gwr Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1996 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Adam Glass and Gordon W. Ross.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 /*
     40  * Autoconfiguration information.
     41  * (machdep parts of driver/kernel interface)
     42  */
     43 
     44 /* These are the "bus" types: */
     45 #define	BUS_OBMEM	0	/* "obmem" */
     46 #define	BUS_OBIO	1	/* "obio"  */
     47 #define	BUS_VME16	2	/* "vmes"  */
     48 #define	BUS_VME32	3	/* "vmel"  */
     49 
     50 /*
     51  * This is the "args" parameter to the bus match/attach functions.
     52  */
     53 struct confargs {
     54 	int ca_bustype;		/* BUS_OBIO, ... */
     55 	int ca_paddr;		/* physical address */
     56 	int ca_intpri;		/* interrupt priority level */
     57 	int ca_intvec;		/* interrupt vector index */
     58 };
     59 
     60 /* Locator aliases */
     61 #define cf_paddr	cf_loc[0]
     62 #define cf_intpri	cf_loc[1]
     63 #define cf_intvec	cf_loc[2]
     64 
     65 int bus_scan __P((struct device *, struct cfdata *, void *));
     66 int bus_print __P((void *, const char *));
     67 int bus_peek __P((int, int, int));
     68 char * bus_mapin __P((int, int, int));
     69 
     70 /* These are how drivers connect interrupt handlers. */
     71 typedef int (*isr_func_t) __P((void *));
     72 void isr_add_autovect __P((isr_func_t, void *arg, int level));
     73 void isr_add_vectored __P((isr_func_t, void *arg, int pri, int vec));
     74 void isr_add_custom __P((int, void *));
     75 
     76 /* These control the software interrupt register. */
     77 void isr_soft_request __P((int level));
     78 void isr_soft_clear __P((int level));
     79 
     80 /* Bus-error tolerant access to mapped address. */
     81 int 	peek_byte __P((caddr_t));
     82 int 	peek_word __P((caddr_t));
     83