xref: /freebsd/sys/arm64/include/intr.h (revision dabf006a638fdc44cdcf69731de8ac83959db731)
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 
27 #ifndef _MACHINE_INTR_H_
28 #define	_MACHINE_INTR_H_
29 
30 #ifndef LOCORE
31 #ifdef FDT
32 #include <dev/ofw/openfirm.h>
33 #endif
34 
35 static inline void
36 arm_irq_memory_barrier(uintptr_t irq)
37 {
38 }
39 #endif /* !LOCORE */
40 
41 #ifndef NIRQ
42 #define	NIRQ		16384	/* XXX - It should be an option. */
43 #endif
44 
45 #ifdef DEV_ACPI
46 #define	ACPI_INTR_XREF	1
47 #define	ACPI_MSI_XREF	2
48 #define	ACPI_GPIO_XREF	3
49 #endif
50 
51 #define	INTR_ROOT_FIQ	1
52 #define	INTR_ROOT_NUM	2
53 
54 #endif	/* _MACHINE_INTR_H */
55