xref: /netbsd-src/sys/arch/sun3/include/autoconf.h (revision b5d71af96ba6114fa99353a335907179eee125e5)

/*	$NetBSD: autoconf.h,v 1.27 2012/10/13 06:37:16 tsutsui Exp $	*/

/*-
 * Copyright (c) 1996 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Adam Glass and Gordon W. Ross.
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``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 FOUNDATION OR CONTRIBUTORS
 * 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.
 */

/*
 * Autoconfiguration information.
 * (machdep parts of driver/kernel interface)
 */

#include <machine/bus.h>

/*
 * These are the "bus" types, in attach order.
 * Note tables in bus_subr.c and vme.c that
 * care about the order of these.
 */
#define	BUS_OBIO    	0	/* on-board I/O */
#define	BUS_OBMEM   	1	/* on-board memory */
#define	BUS_VME16D16	2	/* VME A16/D16 */
#define	BUS_VME16D32	3	/* VME A16/D32 */
#define	BUS_VME24D16	4	/* VME A24/D16 */
#define	BUS_VME24D32	5	/* VME A24/D32 */
#define	BUS_VME32D16	6	/* VME A32/D16 */
#define	BUS_VME32D32	7	/* VME A32/D32 */
#define BUS__NTYPES 	8	/* not a valid bus type */

/*
 * This is the "args" parameter to the bus match/attach functions.
 */
struct confargs {
	bus_space_tag_t ca_bustag;
	bus_dma_tag_t ca_dmatag;
	const char *ca_name;
	int ca_bustype;		/* BUS_OBIO, ... */
	paddr_t ca_paddr;	/* physical address */
	int ca_intpri;		/* interrupt priority level */
	int ca_intvec;		/* interrupt vector index */
};

extern struct sun68k_bus_dma_tag mainbus_dma_tag;
extern struct sun68k_bus_space_tag mainbus_space_tag;

/* Locator aliases */
#define cf_paddr	cf_loc[0]
#define cf_intpri	cf_loc[1]
#define cf_intvec	cf_loc[2]

int bus_scan(device_t, cfdata_t, const int *, void *);
int bus_print(void *, const char *);
int bus_peek(int, int, int);
void *bus_mapin(int, int, int);
void bus_mapout(void *, int);
void *bus_tmapin(int, int);
void bus_tmapout(void *);

/* Bus-error tolerant access to mapped address. */
int 	peek_byte(void *);
int 	peek_word(void *);
int 	peek_long(void *);