xref: /freebsd/sys/arm64/include/intr.h (revision b740c88bfb6453416926271c089262e7164dace3)
1 /*-
2  * Copyright (c) 2014 Andrew Turner <andrew@FreeBSD.org>
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 THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #ifndef _MACHINE_INTR_H_
30 #define	_MACHINE_INTR_H_
31 
32 int	arm_config_intr(u_int, enum intr_trigger, enum intr_polarity);
33 void	arm_cpu_intr(struct trapframe *);
34 void	arm_dispatch_intr(u_int, struct trapframe *);
35 int	arm_enable_intr(void);
36 void	arm_mask_irq(u_int);
37 void	arm_register_root_pic(device_t, u_int);
38 void	arm_register_msi_pic(device_t);
39 int	arm_alloc_msi(device_t, int, int *);
40 int	arm_release_msi(device_t, int, int *);
41 int	arm_alloc_msix(device_t, int *);
42 int	arm_release_msix(device_t, int);
43 int	arm_map_msi(device_t, int, uint64_t *, uint32_t *);
44 int	arm_map_msix(device_t, int, uint64_t *, uint32_t *);
45 int	arm_setup_intr(const char *, driver_filter_t *, driver_intr_t,
46 				void *, u_int, enum intr_type, void **);
47 int	arm_teardown_intr(void *);
48 void	arm_unmask_irq(u_int);
49 
50 #ifdef SMP
51 void	arm_init_secondary(void);
52 void	arm_setup_ipihandler(driver_filter_t *, u_int);
53 void	arm_unmask_ipi(u_int);
54 #endif
55 
56 #endif	/* _MACHINE_INTR_H */
57