1*19eda64fSrkujawa /* $NetBSD: clockport_common.c,v 1.1 2012/04/17 09:59:03 rkujawa Exp $ */
2*19eda64fSrkujawa
3*19eda64fSrkujawa /*-
4*19eda64fSrkujawa * Copyright (c) 2012 The NetBSD Foundation, Inc.
5*19eda64fSrkujawa * All rights reserved.
6*19eda64fSrkujawa *
7*19eda64fSrkujawa * This code is derived from software contributed to The NetBSD Foundation
8*19eda64fSrkujawa * by Radoslaw Kujawa.
9*19eda64fSrkujawa *
10*19eda64fSrkujawa * Redistribution and use in source and binary forms, with or without
11*19eda64fSrkujawa * modification, are permitted provided that the following conditions
12*19eda64fSrkujawa * are met:
13*19eda64fSrkujawa * 1. Redistributions of source code must retain the above copyright
14*19eda64fSrkujawa * notice, this list of conditions and the following disclaimer.
15*19eda64fSrkujawa * 2. Redistributions in binary form must reproduce the above copyright
16*19eda64fSrkujawa * notice, this list of conditions and the following disclaimer in the
17*19eda64fSrkujawa * documentation and/or other materials provided with the distribution.
18*19eda64fSrkujawa *
19*19eda64fSrkujawa * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20*19eda64fSrkujawa * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21*19eda64fSrkujawa * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22*19eda64fSrkujawa * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23*19eda64fSrkujawa * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24*19eda64fSrkujawa * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25*19eda64fSrkujawa * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26*19eda64fSrkujawa * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27*19eda64fSrkujawa * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28*19eda64fSrkujawa * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29*19eda64fSrkujawa * POSSIBILITY OF SUCH DAMAGE.
30*19eda64fSrkujawa */
31*19eda64fSrkujawa
32*19eda64fSrkujawa /*
33*19eda64fSrkujawa * Routines for generic clockports, shared among all backend drivers.
34*19eda64fSrkujawa * TODO: implement clockport_intr_disestablish.
35*19eda64fSrkujawa */
36*19eda64fSrkujawa
37*19eda64fSrkujawa #include <sys/cdefs.h>
38*19eda64fSrkujawa
39*19eda64fSrkujawa #include <sys/systm.h>
40*19eda64fSrkujawa #include <sys/types.h>
41*19eda64fSrkujawa #include <sys/bus.h>
42*19eda64fSrkujawa #include <sys/kmem.h>
43*19eda64fSrkujawa
44*19eda64fSrkujawa #include <machine/cpu.h>
45*19eda64fSrkujawa
46*19eda64fSrkujawa #include <amiga/clockport/clockportvar.h>
47*19eda64fSrkujawa
48*19eda64fSrkujawa #define CLOCKPORT_GENERIC_IPL 6
49*19eda64fSrkujawa
50*19eda64fSrkujawa void *
clockport_generic_intr_establish(int (* isr)(void *),void * arg)51*19eda64fSrkujawa clockport_generic_intr_establish(int (*isr)(void *), void *arg)
52*19eda64fSrkujawa {
53*19eda64fSrkujawa struct isr *sc_isr;
54*19eda64fSrkujawa
55*19eda64fSrkujawa sc_isr = kmem_alloc(sizeof(struct isr), KM_SLEEP);
56*19eda64fSrkujawa
57*19eda64fSrkujawa sc_isr->isr_intr = isr;
58*19eda64fSrkujawa sc_isr->isr_arg = arg;
59*19eda64fSrkujawa sc_isr->isr_ipl = CLOCKPORT_GENERIC_IPL;
60*19eda64fSrkujawa
61*19eda64fSrkujawa add_isr(sc_isr);
62*19eda64fSrkujawa
63*19eda64fSrkujawa return sc_isr;
64*19eda64fSrkujawa }
65*19eda64fSrkujawa
66