vme_machdep.c revision 1.10 
1/*	$NetBSD: vme_machdep.c,v 1.10 2002/09/27 20:31:05 thorpej Exp $	*/
2
3/*-
4 * Copyright (c) 1997 The NetBSD Foundation, Inc.
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 the NetBSD
18 *        Foundation, Inc. and its contributors.
19 * 4. Neither the name of The NetBSD Foundation nor the names of its
20 *    contributors may be used to endorse or promote products derived
21 *    from this software without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
24 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 */
35
36#include <sys/types.h>
37#include <sys/param.h>
38#include <sys/time.h>
39#include <sys/systm.h>
40#include <sys/errno.h>
41#include <sys/device.h>
42
43#include <uvm/uvm_extern.h>
44
45#include <machine/bus.h>
46#include <machine/cpu.h>
47#include <machine/iomap.h>
48#include <machine/mfp.h>
49
50#include <atari/atari/device.h>
51#include <atari/vme/vmevar.h>
52
53static int	vmebusprint __P((void *auxp, const char *));
54static int	vmebusmatch __P((struct device *, struct cfdata *, void *));
55static void	vmebusattach __P((struct device *, struct device *, void *));
56
57const struct cfattach avmebus_ca = {
58	sizeof(struct device), vmebusmatch, vmebusattach
59};
60
61int
62vmebusmatch(pdp, cfp, auxp)
63struct device	*pdp;
64struct cfdata	*cfp;
65void		*auxp;
66{
67	if(atari_realconfig == 0)
68		return (0);
69	if (strcmp((char *)auxp, "avmebus") || cfp->cf_unit != 0)
70		return(0);
71	return(machineid & ATARI_FALCON ? 0 : 1);
72}
73
74void
75vmebusattach(pdp, dp, auxp)
76struct device	*pdp, *dp;
77void		*auxp;
78{
79	struct vmebus_attach_args	vba;
80
81	vba.vba_busname = "vme";
82	vba.vba_iot     = beb_alloc_bus_space_tag(NULL);
83	vba.vba_memt    = beb_alloc_bus_space_tag(NULL);
84	if ((vba.vba_iot == NULL) || (vba.vba_memt == NULL)) {
85		printf("beb_alloc_bus_space_tag failed!\n");
86		return;
87	}
88
89	/*
90	 * XXX: Should we use zero or the actual (phys) start of VME memory.
91	 */
92	vba.vba_iot->base  = 0;
93	vba.vba_memt->base = 0;
94
95	printf("\n");
96	config_found(dp, &vba, vmebusprint);
97}
98
99int
100vmebusprint(auxp, name)
101void		*auxp;
102const char	*name;
103{
104	if(name == NULL)
105		return(UNCONF);
106	return(QUIET);
107}
108