xref: /netbsd-src/sys/arch/sun3/include/autoconf.h (revision 8b0f9554ff8762542c4defc4f70e1eb76fb508fa)
1 /*	$NetBSD: autoconf.h,v 1.25 2007/03/04 06:00:54 christos 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 #include <machine/bus.h>
45 
46 /*
47  * These are the "bus" types, in attach order.
48  * Note tables in bus_subr.c and vme.c that
49  * care about the order of these.
50  */
51 #define	BUS_OBIO    	0	/* on-board I/O */
52 #define	BUS_OBMEM   	1	/* on-board memory */
53 #define	BUS_VME16D16	2	/* VME A16/D16 */
54 #define	BUS_VME16D32	3	/* VME A16/D32 */
55 #define	BUS_VME24D16	4	/* VME A24/D16 */
56 #define	BUS_VME24D32	5	/* VME A24/D32 */
57 #define	BUS_VME32D16	6	/* VME A32/D16 */
58 #define	BUS_VME32D32	7	/* VME A32/D32 */
59 #define BUS__NTYPES 	8	/* not a valid bus type */
60 
61 /*
62  * This is the "args" parameter to the bus match/attach functions.
63  */
64 struct confargs {
65 	bus_space_tag_t ca_bustag;
66 	bus_dma_tag_t ca_dmatag;
67 	const char *ca_name;
68 	int ca_bustype;		/* BUS_OBIO, ... */
69 	paddr_t ca_paddr;	/* physical address */
70 	int ca_intpri;		/* interrupt priority level */
71 	int ca_intvec;		/* interrupt vector index */
72 };
73 
74 extern struct sun68k_bus_dma_tag mainbus_dma_tag;
75 extern struct sun68k_bus_space_tag mainbus_space_tag;
76 
77 /* Locator aliases */
78 #define cf_paddr	cf_loc[0]
79 #define cf_intpri	cf_loc[1]
80 #define cf_intvec	cf_loc[2]
81 
82 int bus_scan(struct device *, struct cfdata *, const int *, void *);
83 int bus_print(void *, const char *);
84 int bus_peek(int, int, int);
85 void *bus_mapin(int, int, int);
86 void bus_mapout(void *, int);
87 void *bus_tmapin(int, int);
88 void bus_tmapout(void *);
89 
90 /* Bus-error tolerant access to mapped address. */
91 int 	peek_byte(void *);
92 int 	peek_word(void *);
93 int 	peek_long(void *);
94