xref: /netbsd-src/sys/arch/cobalt/pci/pciide_machdep.c (revision cbab9cadce21ae72fac13910001079fff214cc29)
1 /*	$NetBSD: pciide_machdep.c,v 1.10 2012/10/27 17:17:44 chs Exp $	*/
2 
3 /*
4  * Copyright (c) 2000 Soren S. Jorvang.  All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions, and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 #include <sys/cdefs.h>
29 __KERNEL_RCSID(0, "$NetBSD: pciide_machdep.c,v 1.10 2012/10/27 17:17:44 chs Exp $");
30 
31 #include <sys/param.h>
32 #include <sys/device.h>
33 #include <sys/intr.h>
34 #include <sys/systm.h>
35 
36 #include <dev/pci/pcireg.h>
37 #include <dev/pci/pcivar.h>
38 #include <dev/pci/pciidereg.h>
39 #include <dev/pci/pciidevar.h>
40 
41 void *
pciide_machdep_compat_intr_establish(device_t dev,const struct pci_attach_args * pa,int chan,int (* func)(void *),void * arg)42 pciide_machdep_compat_intr_establish(device_t dev,
43     const struct pci_attach_args *pa, int chan, int (*func)(void *), void *arg)
44 {
45 	int irq;
46 	void *cookie;
47 
48 	irq = PCIIDE_COMPAT_IRQ(chan);
49 	cookie = icu_intr_establish(irq, IST_EDGE, IPL_BIO, func, arg);
50 	if (cookie == NULL)
51 		return NULL;
52 	printf("%s: %s channel interrupting at irq %d\n", device_xname(dev),
53 	    PCIIDE_CHANNEL_NAME(chan), irq);
54 	return cookie;
55 }
56