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      1 /*	$NetBSD: autoconf.h,v 1.27 2012/10/13 06:37:16 tsutsui 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  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 /*
     33  * Autoconfiguration information.
     34  * (machdep parts of driver/kernel interface)
     35  */
     36 
     37 #include <machine/bus.h>
     38 
     39 /*
     40  * These are the "bus" types, in attach order.
     41  * Note tables in bus_subr.c and vme.c that
     42  * care about the order of these.
     43  */
     44 #define	BUS_OBIO    	0	/* on-board I/O */
     45 #define	BUS_OBMEM   	1	/* on-board memory */
     46 #define	BUS_VME16D16	2	/* VME A16/D16 */
     47 #define	BUS_VME16D32	3	/* VME A16/D32 */
     48 #define	BUS_VME24D16	4	/* VME A24/D16 */
     49 #define	BUS_VME24D32	5	/* VME A24/D32 */
     50 #define	BUS_VME32D16	6	/* VME A32/D16 */
     51 #define	BUS_VME32D32	7	/* VME A32/D32 */
     52 #define BUS__NTYPES 	8	/* not a valid bus type */
     53 
     54 /*
     55  * This is the "args" parameter to the bus match/attach functions.
     56  */
     57 struct confargs {
     58 	bus_space_tag_t ca_bustag;
     59 	bus_dma_tag_t ca_dmatag;
     60 	const char *ca_name;
     61 	int ca_bustype;		/* BUS_OBIO, ... */
     62 	paddr_t ca_paddr;	/* physical address */
     63 	int ca_intpri;		/* interrupt priority level */
     64 	int ca_intvec;		/* interrupt vector index */
     65 };
     66 
     67 extern struct sun68k_bus_dma_tag mainbus_dma_tag;
     68 extern struct sun68k_bus_space_tag mainbus_space_tag;
     69 
     70 /* Locator aliases */
     71 #define cf_paddr	cf_loc[0]
     72 #define cf_intpri	cf_loc[1]
     73 #define cf_intvec	cf_loc[2]
     74 
     75 int bus_scan(device_t, cfdata_t, const int *, void *);
     76 int bus_print(void *, const char *);
     77 int bus_peek(int, int, int);
     78 void *bus_mapin(int, int, int);
     79 void bus_mapout(void *, int);
     80 void *bus_tmapin(int, int);
     81 void bus_tmapout(void *);
     82 
     83 /* Bus-error tolerant access to mapped address. */
     84 int 	peek_byte(void *);
     85 int 	peek_word(void *);
     86 int 	peek_long(void *);
     87