xref: /netbsd-src/sys/arch/cobalt/include/intr.h (revision c9fc40b4be5fc5b115deb497c8b92e9c9a7e63e3)
1 /*	$NetBSD: intr.h,v 1.33 2011/02/20 07:54:11 matt 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 #ifndef	_COBALT_INTR_H_
29 #define	_COBALT_INTR_H_
30 
31 #include <mips/intr.h>
32 
33 #ifdef _KERNEL
34 #ifndef _LOCORE
35 
36 #include <sys/evcnt.h>
37 #include <mips/cpuregs.h>
38 
39 #define NCPU_INT	6
40 #define NICU_INT	16
41 
42 struct cobalt_intrhand {
43 	LIST_ENTRY(cobalt_intrhand) ih_q;
44 	int (*ih_func)(void *);
45 	void *ih_arg;
46 	int ih_irq;
47 	int ih_cookie_type;
48 #define	COBALT_COOKIE_TYPE_CPU	0x1
49 #define	COBALT_COOKIE_TYPE_ICU	0x2
50 };
51 
52 void intr_init(void);
53 void *cpu_intr_establish(int, int, int (*)(void *), void *);
54 void *icu_intr_establish(int, int, int, int (*)(void *), void *);
55 void cpu_intr_disestablish(void *);
56 void icu_intr_disestablish(void *);
57 
58 #endif /* !_LOCORE */
59 #endif /* _KERNEL */
60 
61 #endif	/* !_COBALT_INTR_H_ */
62