xref: /netbsd-src/sys/arch/evbmips/alchemy/mach_intr.c (revision 7433666e375b3ac4cc764df5a6726be98bc1cdd5)
1 /*	$NetBSD: mach_intr.c,v 1.8 2023/12/20 14:12:25 thorpej Exp $	*/
2 
3 /*-
4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Jason R. Thorpe.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 /*
33  * Platform-specific interrupt support for the Alchemy parts.
34  *
35  * These boards just use the interrupt controller built into the
36  * Alchemy processors, so we just provide evbmips-compliant wrapper
37  * routines.
38  */
39 
40 #include <sys/cdefs.h>
41 __KERNEL_RCSID(0, "$NetBSD: mach_intr.c,v 1.8 2023/12/20 14:12:25 thorpej Exp $");
42 
43 #include "opt_ddb.h"
44 
45 #include <sys/param.h>
46 #include <sys/bus.h>
47 #include <sys/device.h>
48 #include <sys/intr.h>
49 #include <sys/kernel.h>
50 #include <sys/systm.h>
51 
52 #include <mips/locore.h>
53 #include <mips/alchemy/include/auvar.h>
54 #include <mips/alchemy/include/aubusvar.h>
55 
56 void
evbmips_intr_init(void)57 evbmips_intr_init(void)
58 {
59 	au_intr_init();
60 }
61 
62 void
evbmips_iointr(int ipl,uint32_t ipending,struct clockframe * cf)63 evbmips_iointr(int ipl, uint32_t ipending, struct clockframe *cf)
64 {
65 
66 	au_iointr(ipl, cf->pc, ipending);
67 }
68