xref: /netbsd-src/sys/dev/vme/vme.c (revision 2a399c6883d870daece976daec6ffa7bb7f934ce)
1 /*	$NetBSD: vme.c,v 1.1 1997/11/01 22:56:22 pk Exp $	*/
2 /*-
3  * Copyright (c) 1997 The NetBSD Foundation, Inc.
4  * All rights reserved.
5  *
6  * This code is derived from software contributed to The NetBSD Foundation
7  * by Paul Kranenburg.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. All advertising materials mentioning features or use of this software
18  *    must display the following acknowledgement:
19  *        This product includes software developed by the NetBSD
20  *        Foundation, Inc. and its contributors.
21  * 4. Neither the name of The NetBSD Foundation nor the names of its
22  *    contributors may be used to endorse or promote products derived
23  *    from this software without specific prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
26  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35  * POSSIBILITY OF SUCH DAMAGE.
36  */
37 
38 #include <sys/param.h>
39 #include <sys/systm.h>
40 #include <sys/device.h>
41 #include <sys/malloc.h>
42 
43 #include <vm/vm.h>
44 
45 #include <dev/vme/vmevar.h>
46 
47 #include "locators.h"
48 
49 struct vmebus_softc {
50 	struct device	 sc_dev;	/* base device */
51 	struct vmebusreg *sc_reg; 	/* VME control registers */
52 	struct vmebusvec *sc_vec;	/* VME interrupt vector */
53 	struct rom_range *sc_range;	/* ROM range property */
54 	int		 sc_nrange;
55 };
56 
57 int		vmeprint __P((void *, const char *));
58 
59 int
60 vmeprint(args, name)
61 	void *args;
62 	const char *name;
63 {
64 	struct vme_attach_args *va = args;
65 
66 	if (name)
67 		printf("[%s at %s]", "???", name);
68 
69 	printf(" addr %lx", va->vma_reg[0]);
70 	printf(" pri %x", va->vma_pri);
71 	printf(" vec %x", va->vma_vec);
72 	return (UNCONF);
73 }
74 
75 
76 int
77 vmesearch(parent, cf, aux)
78 	struct device *parent;
79 	struct cfdata *cf;
80 	void *aux;
81 {
82 	struct vme_busattach_args *vba = (struct vme_busattach_args *)aux;
83 	struct vme_attach_args vma;
84 	int i;
85 
86 	vma.vma_bustag = vba->vba_bustag;
87 	vma.vma_dmatag = vba->vba_dmatag;
88 	vma.vma_chipset_tag = vba->vba_chipset_tag;
89 
90 	vma.vma_nreg = 1;
91 	for (i = 0; i < vma.vma_nreg; i++)
92 		/* XXX - or whatever shape this config enhancement takes on */
93 		vma.vma_reg[0] = cf->cf_loc[VMECF_ADDR + i];
94 
95 	vma.vma_vec = cf->cf_loc[VMECF_VEC];
96 	vma.vma_pri = cf->cf_loc[VMECF_PRI];
97 
98 	if ((*cf->cf_attach->ca_match)(parent, cf, &vma) == 0)
99 		return (0);
100 
101 	config_attach(parent, cf, &vma, vmeprint);
102 	return (0);
103 }
104