xref: /netbsd-src/sys/arch/hpcmips/tx/txsim.c (revision b519c70ad771d0a55b3c2277db6b97a05fa6465d)
1 /*	$NetBSD: txsim.c,v 1.6 2002/01/02 13:13:20 uch 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  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 #include "opt_vr41xx.h"
40 #include "opt_tx39xx.h"
41 /*
42  * TX System Internal Module.
43  */
44 #include "opt_tx39_debug.h"
45 
46 #include <sys/param.h>
47 #include <sys/systm.h>
48 #include <sys/device.h>
49 
50 #include <machine/bus.h>
51 #include <machine/autoconf.h>
52 #include <machine/platid.h>
53 #include <machine/platid_mask.h>
54 
55 #include <hpcmips/tx/tx39var.h>
56 #include <hpcmips/tx/txsnd.h>
57 
58 int	txsim_match(struct device *, struct cfdata *, void *);
59 void	txsim_attach(struct device *, struct device *, void *);
60 int	txsim_print(void *, const char*);
61 int	txsim_search(struct device *, struct cfdata *, void *);
62 
63 struct txsim_softc {
64 	struct	device sc_dev;
65 	int sc_pri; /* attaching device priority */
66 };
67 
68 struct cfattach txsim_ca = {
69 	sizeof(struct txsim_softc), txsim_match, txsim_attach
70 };
71 
72 int
73 txsim_match(struct device *parent, struct cfdata *match, void *aux)
74 {
75 	struct mainbus_attach_args *ma = aux;
76 
77 #ifdef VR41XX
78 	if (platid_match(&platid, &platid_mask_CPU_MIPS_VR_41XX))
79 	  return (0);
80 #endif /* VR41XX */
81 	if (strcmp(ma->ma_name, match->cf_driver->cd_name))
82 		return (0);
83 
84 	return (1);
85 }
86 
87 void
88 txsim_attach(struct device *parent, struct device *self, void *aux)
89 {
90 	struct txsim_softc *sc = (void*)self;
91 
92 	printf("\n");
93 
94 	tx_sound_init(tx_conf_get_tag());
95 	/*
96 	 * interrupt, clock module is used by other system module.
97 	 * so attach first.
98 	 */
99 	sc->sc_pri = ATTACH_FIRST;
100 	config_search(txsim_search, self, txsim_print);
101 	/*
102 	 * unified I/O manager requires all I/O capable module already
103 	 * attached.
104 	 */
105 	sc->sc_pri = ATTACH_NORMAL;
106 	config_search(txsim_search, self, txsim_print);
107 	/*
108 	 * UART module uses platform dependent config_hooks.
109 	 */
110 	sc->sc_pri = ATTACH_LAST;
111 	config_search(txsim_search, self, txsim_print);
112 }
113 
114 int
115 txsim_print(void *aux, const char *pnp)
116 {
117 	return (pnp ? QUIET : UNCONF);
118 }
119 
120 int
121 txsim_search(struct device *parent, struct cfdata *cf, void *aux)
122 {
123 	struct txsim_softc *sc = (void*)parent;
124 	struct txsim_attach_args ta;
125 
126 	ta.ta_tc = tx_conf_get_tag();
127 
128 	if ((*cf->cf_attach->ca_match)(parent, cf, &ta) == sc->sc_pri)
129 		config_attach(parent, cf, &ta, txsim_print);
130 
131 	return (0);
132 }
133