1/*	$NetBSD: txsim.c,v 1.15 2005/12/11 12:17:34 christos Exp $ */
2
3/*-
4 * Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by UCHIYAMA Yasushi.
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 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>
33__KERNEL_RCSID(0, "$NetBSD: txsim.c,v 1.15 2005/12/11 12:17:34 christos Exp $");
34
35#include "opt_vr41xx.h"
36#include "opt_tx39xx.h"
37/*
38 * TX System Internal Module.
39 */
40
41#include <sys/param.h>
42#include <sys/systm.h>
43#include <sys/device.h>
44
45#include <machine/bus.h>
46#include <machine/autoconf.h>
47#include <machine/platid.h>
48#include <machine/platid_mask.h>
49
50#include <hpcmips/tx/tx39var.h>
51#include <hpcmips/tx/txsnd.h>
52
53int	txsim_match(struct device *, struct cfdata *, void *);
54void	txsim_attach(struct device *, struct device *, void *);
55int	txsim_print(void *, const char*);
56int	txsim_search(struct device *, struct cfdata *,
57		     const int *, void *);
58
59struct txsim_softc {
60	struct	device sc_dev;
61	int sc_pri; /* attaching device priority */
62};
63
64CFATTACH_DECL(txsim, sizeof(struct txsim_softc),
65    txsim_match, txsim_attach, NULL, NULL);
66
67int
68txsim_match(struct device *parent, struct cfdata *match, void *aux)
69{
70	struct mainbus_attach_args *ma = aux;
71
72#ifdef VR41XX
73	if (platid_match(&platid, &platid_mask_CPU_MIPS_VR_41XX))
74	  return (0);
75#endif /* VR41XX */
76	if (strcmp(ma->ma_name, match->cf_name))
77		return (0);
78
79	return (1);
80}
81
82void
83txsim_attach(struct device *parent, struct device *self, void *aux)
84{
85	struct txsim_softc *sc = (void*)self;
86
87	printf("\n");
88
89	tx_sound_init(tx_conf_get_tag());
90	/*
91	 * interrupt, clock module is used by other system module.
92	 * so attach first.
93	 */
94	sc->sc_pri = ATTACH_FIRST;
95	config_search_ia(txsim_search, self, "txsim", txsim_print);
96	/*
97	 * unified I/O manager requires all I/O capable module already
98	 * attached.
99	 */
100	sc->sc_pri = ATTACH_NORMAL;
101	config_search_ia(txsim_search, self, "txsim", txsim_print);
102	/*
103	 * UART module uses platform dependent config_hooks.
104	 */
105	sc->sc_pri = ATTACH_LAST;
106	config_search_ia(txsim_search, self, "txsim", txsim_print);
107}
108
109int
110txsim_print(void *aux, const char *pnp)
111{
112	return (pnp ? QUIET : UNCONF);
113}
114
115int
116txsim_search(struct device *parent, struct cfdata *cf,
117	     const int *ldesc, void *aux)
118{
119	struct txsim_softc *sc = (void*)parent;
120	struct txsim_attach_args ta;
121
122	ta.ta_tc = tx_conf_get_tag();
123
124	if (config_match(parent, cf, &ta) == sc->sc_pri)
125		config_attach(parent, cf, &ta, txsim_print);
126
127	return (0);
128}
129