xref: /freebsd/sys/powerpc/include/intr_machdep.h (revision f0a75d274af375d15b97b830966b99a02b7db911)
1 /*-
2  * Copyright (C) 2002 Benno Rice.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY Benno Rice ``AS IS'' AND ANY EXPRESS OR
15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
18  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
20  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
21  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
22  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
23  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  *
25  * $FreeBSD$
26  */
27 
28 #ifndef	_MACHINE_INTR_MACHDEP_H_
29 #define	_MACHINE_INTR_MACHDEP_H_
30 
31 typedef void	ih_func_t(void *);
32 
33 struct intr_event;
34 
35 struct ppc_intr_handler {
36 	ih_func_t	*ih_func;
37 	void		*ih_arg;
38 	struct		intr_event *ih_event;
39 	u_int		ih_irq;
40 	u_int		ih_flags;
41 	u_int 		ih_index;
42 	u_long 		*ih_count;
43 	u_long 		*ih_straycount;
44 };
45 
46 void	intr_init(void (*)(void), int, void (*)(uintptr_t), void (*)(uintptr_t));
47 void	intr_setup(u_int, ih_func_t *, void *, u_int);
48 int	inthand_add(const char *, u_int, driver_filter_t *filter,
49 	void (*)(void *), void *, int, void **);
50 int	inthand_remove(u_int, void *);
51 void	intr_handle(u_int);
52 
53 #endif /* _MACHINE_INTR_MACHDEP_H_ */
54