xref: /freebsd/sys/arm/include/intr.h (revision 090e9752d7291db0c251a5576892e3bbbaea2479)
1 /* 	$NetBSD: intr.h,v 1.7 2003/06/16 20:01:00 thorpej Exp $	*/
2 
3 /*-
4  * SPDX-License-Identifier: BSD-4-Clause
5  *
6  * Copyright (c) 1997 Mark Brinicombe.
7  * All rights reserved.
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 Mark Brinicombe
20  *	for the NetBSD Project.
21  * 4. The name of the company nor the name of the author may be used to
22  *    endorse or promote products derived from this software without specific
23  *    prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
26  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
27  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
28  * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
29  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
30  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35  * SUCH DAMAGE.
36  *
37  * $FreeBSD$
38  *
39  */
40 
41 #ifndef _MACHINE_INTR_H_
42 #define _MACHINE_INTR_H_
43 
44 #ifdef FDT
45 #include <dev/ofw/openfirm.h>
46 #endif
47 
48 #ifndef NIRQ
49 #define	NIRQ		1024	/* XXX - It should be an option. */
50 #endif
51 
52 #include <sys/intr.h>
53 
54 #ifdef SMP
55 typedef void intr_ipi_send_t(void *, cpuset_t, u_int);
56 typedef void intr_ipi_handler_t(void *);
57 
58 void intr_ipi_dispatch(u_int);
59 void intr_ipi_send(cpuset_t, u_int);
60 
61 void intr_ipi_setup(u_int, const char *, intr_ipi_handler_t *, void *,
62     intr_ipi_send_t *, void *);
63 
64 int intr_pic_ipi_setup(u_int, const char *, intr_ipi_handler_t *, void *);
65 #endif
66 
67 void arm_irq_memory_barrier(uintptr_t);
68 
69 #endif	/* _MACHINE_INTR_H */
70