xref: /openbsd/sys/dev/pci/siop_pci.c (revision 09467b48)
1 /*	$OpenBSD: siop_pci.c,v 1.7 2010/07/23 07:47:13 jsg Exp $ */
2 /*	$NetBSD: siop_pci.c,v 1.18 2005/06/28 00:28:42 thorpej Exp $	*/
3 
4 /*
5  * Copyright (c) 2000 Manuel Bouyer.
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  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 /* SYM53c8xx PCI-SCSI I/O Processors driver: PCI front-end */
29 
30 #include <sys/param.h>
31 #include <sys/systm.h>
32 #include <sys/device.h>
33 #include <sys/kernel.h>
34 
35 #include <dev/pci/pcireg.h>
36 #include <dev/pci/pcivar.h>
37 
38 #include <scsi/scsi_all.h>
39 #include <scsi/scsiconf.h>
40 
41 #include <dev/ic/siopvar_common.h>
42 #include <dev/pci/siop_pci_common.h>
43 #include <dev/ic/siopvar.h>
44 
45 int     siop_pci_match(struct device *, void *, void *);
46 void    siop_pci_attach(struct device *, struct device *, void *);
47 
48 struct siop_pci_softc {
49 	struct siop_softc siop;
50 	struct siop_pci_common_softc siop_pci;
51 };
52 
53 struct cfattach siop_pci_ca = {
54 	sizeof(struct siop_pci_softc), siop_pci_match, siop_pci_attach
55 };
56 
57 int
58 siop_pci_match( struct device *parent, void *match, void *aux)
59 {
60 	struct pci_attach_args *pa = aux;
61 	const struct siop_product_desc *pp;
62 
63 	/* look if it's a known product */
64 	pp = siop_lookup_product(pa->pa_id, PCI_REVISION(pa->pa_class));
65 	if (pp)
66 		return 1;
67 	return 0;
68 }
69 
70 void
71 siop_pci_attach(struct device *parent, struct device *self, void *aux)
72 {
73 	struct pci_attach_args *pa = aux;
74 	struct siop_pci_softc *sc = (struct siop_pci_softc *)self;
75 
76 	if (siop_pci_attach_common(&sc->siop_pci, &sc->siop.sc_c,
77 	    pa, siop_intr) == 0)
78 		return;
79 
80 	siop_attach(&sc->siop);
81 }
82