1/* $NetBSD: mcmem.c,v 1.6 2021/07/04 22:42:35 thorpej Exp $ */
2
3/*
4 * Copyright (c) 1998 by Matthew Jacob
5 * NASA AMES Research Center.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice immediately at the beginning of the file, without modification,
13 *    this list of conditions, and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 * 3. The name of the author may not be used to endorse or promote products
18 *    derived from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
24 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33/*
34 * 'dummy' (for now) node for the memory modules attached to
35 * the MCBUS main system bus found on AlphaServer 4100 systems.
36 */
37
38#include <sys/cdefs.h>			/* RCS ID & Copyright macro defns */
39
40__KERNEL_RCSID(0, "$NetBSD: mcmem.c,v 1.6 2021/07/04 22:42:35 thorpej Exp $");
41
42#include <sys/param.h>
43#include <sys/systm.h>
44#include <sys/device.h>
45
46#include <machine/autoconf.h>
47#include <machine/rpb.h>
48#include <machine/pte.h>
49
50#include <alpha/mcbus/mcbusreg.h>
51#include <alpha/mcbus/mcbusvar.h>
52
53static int	mcmemmatch(device_t, cfdata_t, void *);
54static void	mcmemattach(device_t, device_t, void *);
55
56CFATTACH_DECL_NEW(mcmem, 0, mcmemmatch, mcmemattach, NULL, NULL);
57
58static int
59mcmemmatch(device_t parent, cfdata_t cf, void *aux)
60{
61	struct mcbus_dev_attach_args *ta = aux;
62	if (ta->ma_type == MCBUS_TYPE_MEM)
63		return (1);
64	return (0);
65}
66
67static void
68mcmemattach(device_t parent, device_t self, void *aux)
69{
70	aprint_naive("\n");
71	aprint_verbose("\n");
72}
73