xref: /netbsd-src/sys/arch/atari/vme/vme.c (revision 2a399c6883d870daece976daec6ffa7bb7f934ce)
1 /*	$NetBSD: vme.c,v 1.2 1997/10/09 07:41:04 jtc Exp $	*/
2 
3 /*-
4  * Copyright (c) 1997 The NetBSD Foundation, Inc.
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 the NetBSD
18  *        Foundation, Inc. and its contributors.
19  * 4. Neither the name of The NetBSD Foundation nor the names of its
20  *    contributors may be used to endorse or promote products derived
21  *    from this software without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
24  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
25  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
27  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33  * POSSIBILITY OF SUCH DAMAGE.
34  */
35 
36 #include <sys/param.h>
37 #include <sys/systm.h>
38 #include <sys/kernel.h>
39 #include <sys/conf.h>
40 #include <sys/malloc.h>
41 #include <sys/device.h>
42 
43 #include <machine/intr.h>
44 
45 #include <atari/vme/vmevar.h>
46 
47 int vmematch __P((struct device *, struct cfdata *, void *));
48 void vmeattach __P((struct device *, struct device *, void *));
49 int vmeprint __P((void *, const char *));
50 
51 struct cfattach vme_ca = {
52 	sizeof(struct vme_softc), vmematch, vmeattach
53 };
54 
55 struct cfdriver vme_cd = {
56 	NULL, "vme", DV_DULL
57 };
58 
59 int	vmesearch __P((struct device *, struct cfdata *, void *));
60 
61 int
62 vmematch(parent, cf, aux)
63 	struct device *parent;
64 	struct cfdata *cf;
65 	void *aux;
66 {
67 	struct vmebus_attach_args *vba = aux;
68 
69 	if (strcmp(vba->vba_busname, cf->cf_driver->cd_name))
70 		return (0);
71 
72         return (1);
73 }
74 
75 void
76 vmeattach(parent, self, aux)
77 	struct device *parent, *self;
78 	void *aux;
79 {
80 	struct vme_softc *sc = (struct vme_softc *)self;
81 	struct vmebus_attach_args *vba = aux;
82 
83 	printf("\n");
84 
85 	sc->sc_iot  = vba->vba_iot;
86 	sc->sc_memt = vba->vba_memt;
87 	sc->sc_vc   = vba->vba_vc;
88 
89 	config_search(vmesearch, self, NULL);
90 }
91 
92 int
93 vmeprint(aux, vme)
94 	void *aux;
95 	const char *vme;
96 {
97 	struct vme_attach_args *va = aux;
98 
99 	if (va->va_iosize)
100 		printf(" port 0x%x", va->va_iobase);
101 	if (va->va_iosize > 1)
102 		printf("-0x%x", va->va_iobase + va->va_iosize - 1);
103 	if (va->va_msize)
104 		printf(" iomem 0x%x", va->va_maddr);
105 	if (va->va_msize > 1)
106 		printf("-0x%x", va->va_maddr + va->va_msize - 1);
107 	if (va->va_irq != IRQUNK)
108 		printf(" irq %d", va->va_irq);
109 	return (UNCONF);
110 }
111 
112 int
113 vmesearch(parent, cf, aux)
114 	struct device *parent;
115 	struct cfdata *cf;
116 	void *aux;
117 {
118 	struct vme_softc *sc = (struct vme_softc *)parent;
119 	struct vme_attach_args va;
120 
121 	va.va_iot    = sc->sc_iot;
122 	va.va_memt   = sc->sc_memt;
123 	va.va_vc     = sc->sc_vc;
124 	va.va_iobase = cf->cf_iobase;
125 	va.va_iosize = cf->cf_iosize;
126 	va.va_maddr  = cf->cf_maddr;
127 	va.va_msize  = cf->cf_msize;
128 	va.va_irq    = cf->cf_irq;
129 
130 	if ((*cf->cf_attach->ca_match)(parent, cf, &va) > 0)
131 		config_attach(parent, cf, &va, vmeprint);
132 	return (0);
133 }
134