ixp12x0_mainbus.c revision 1.4 
1/*	$NetBSD: ixp12x0_mainbus.c,v 1.4 2003/02/17 20:51:53 ichiro Exp $ */
2/*
3 * Copyright (c) 2002
4 *	Ichiro FUKUHARA <ichiro@ichiro.org>.
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 Ichiro FUKUHARA.
18 * 4. The name of the company nor the name of the author may be used to
19 *    endorse or promote products derived from this software without specific
20 *    prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
26 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35/*
36 * front-end for the ixp12x0 I/O Processor.
37 */
38
39#include <sys/param.h>
40#include <sys/systm.h>
41#include <sys/device.h>
42
43#include <machine/autoconf.h>
44#include <machine/bus.h>
45
46#include <evbarm/ixm1200/ixm1200reg.h>
47#include <evbarm/ixm1200/ixm1200var.h>
48
49#include <arm/ixp12x0/ixp12x0reg.h>
50#include <arm/ixp12x0/ixp12x0var.h>
51
52#include "locators.h"
53
54static int	ixp12x0_mainbus_match(struct device *, struct cfdata *, void *);
55static void	ixp12x0_mainbus_attach(struct device *, struct device *, void *);
56
57CFATTACH_DECL(ixpio_mainbus, sizeof(struct ixp12x0_softc),
58    ixp12x0_mainbus_match, ixp12x0_mainbus_attach, NULL, NULL);
59
60extern struct bus_space ixp12x0_bs_tag;
61
62int
63ixp12x0_mainbus_match(struct device *parent, struct cfdata *cf, void *aux)
64{
65	return (1);
66}
67
68void
69ixp12x0_mainbus_attach(struct device *parent, struct device *self, void *aux)
70{
71	struct ixp12x0_softc *sc = (void *) self;
72
73	ixp12x0_bs_init(&ixp12x0_bs_tag, sc);
74	sc->sc_iot = &ixp12x0_bs_tag;
75	sc->sc_ioh = IXP12X0_IO_VBASE;
76
77	/*
78	 * Initialize the interrupt part of our PCI chipset tag
79	 */
80	ixm1200_pci_init(&sc->ia_pci_chipset, sc);
81
82	ixp12x0_attach(sc);
83}
84