xref: /netbsd-src/sys/arch/rs6000/mca/ioplanar.c (revision 267197ec1eebfcb9810ea27a89625b6ddf68e3e7)
1 /*-
2  * Copyright (c) 2007 The NetBSD Foundation, Inc.
3  * All rights reserved.
4  *
5  * This code is derived from software contributed to The NetBSD Foundation
6  * by Tim Rightnour
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, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *        This product includes software developed by the NetBSD
19  *        Foundation, Inc. and its contributors.
20  * 4. Neither the name of The NetBSD Foundation nor the names of its
21  *    contributors may be used to endorse or promote products derived
22  *    from this software without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
25  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
26  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
27  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
28  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34  * POSSIBILITY OF SUCH DAMAGE.
35  */
36 
37 #include <sys/cdefs.h>
38 __KERNEL_RCSID(0, "$NetBSD: ioplanar.c,v 1.1 2007/12/17 19:09:40 garbled Exp $");
39 
40 #include <sys/param.h>
41 #include <sys/device.h>
42 
43 #include <machine/intr.h>
44 #include <machine/bus.h>
45 
46 #include <dev/mca/mcavar.h>
47 #include <dev/mca/mcadevs.h>
48 
49 #include <rs6000/ioplanar/ioplanarvar.h>
50 
51 static int	ioplanar_match(struct device *, struct cfdata *, void *);
52 static void	ioplanar_attach(struct device *, struct device *, void *);
53 static int	ioplanar_print(void *, const char *);
54 static int	ioplanar_search(struct device *, struct cfdata *,
55 				const int *, void *);
56 
57 CFATTACH_DECL(ioplanar, sizeof(struct ioplanar_softc),
58     ioplanar_match, ioplanar_attach, NULL, NULL);
59 
60 struct ioplanar_softc *ioplanar_softc;
61 extern struct cfdriver ioplanar_cd;
62 
63 #define RAINBOW_DEVS	7
64 int rainbow_map[RAINBOW_DEVS] =
65 	{ IOP_COM0, IOP_COM1, IOP_LPD, IOP_KBD_2,
66 	  IOP_TABLET_2, IOP_MOUSE, IOP_FDC_2 };
67 
68 static int
69 ioplanar_match(struct device *parent, struct cfdata *cf, void *aux)
70 {
71 	struct mca_attach_args *ma = aux;
72 
73 	switch (ma->ma_id) {
74 	case MCA_PRODUCT_IBM_SIO_RAINBOW:
75 		return 1;
76 	}
77 
78 	return 0;
79 }
80 
81 static void
82 ioplanar_attach(struct device *parent, struct device *self, void *aux)
83 {
84 	struct ioplanar_softc *sc = (struct ioplanar_softc *)self;
85 	struct mca_attach_args *ma = aux;
86 
87 	printf("\n");
88 
89 	ioplanar_softc = sc;
90 	sc->sc_ic = ma->ma_mc;
91 	sc->sc_iot = ma->ma_iot;
92 	sc->sc_memt = ma->ma_memt;
93 	sc->sc_dmat = ma->ma_dmat;
94 	sc->sc_devid = ma->ma_id;
95 
96 	(void)config_search_ia(ioplanar_search, self, "ioplanar", aux);
97 }
98 
99 static int
100 ioplanar_search(struct device *parent, struct cfdata *cf,
101     const int *ldesc, void *aux)
102 {
103 	struct ioplanar_dev_attach_args idaa;
104 	struct mca_attach_args *ma = aux;
105 	int i;
106 
107 	idaa.idaa_mc = ma->ma_mc;
108 	idaa.idaa_iot = ma->ma_iot;
109 	idaa.idaa_memt = ma->ma_memt;
110 	idaa.idaa_dmat = ma->ma_dmat;
111 	idaa.idaa_devid = ma->ma_id;
112 
113 	switch (ma->ma_id) {
114 	case MCA_PRODUCT_IBM_SIO_RAINBOW:
115 		for (i=0; i < RAINBOW_DEVS; i++) {
116 			idaa.idaa_device = rainbow_map[i];
117 			if (config_match(parent, cf, &idaa) > 0)
118 				config_attach(parent, cf, &idaa,
119 				    ioplanar_print);
120 		}
121 		break;
122 	default:
123 		return 0;
124 	}
125 	return 0;
126 }
127 
128 static int
129 ioplanar_print(void *args, const char *name)
130 {
131 	/*struct ioplanar_dev_attach_args *idaa = args;*/
132 
133 	aprint_normal(": ");
134 	return (UNCONF);
135 }
136