xref: /netbsd-src/sys/arch/arm/samsung/exynos_intr.h (revision b7b7574d3bf8eeb51a1fa3977b59142ec6434a55)
1 /*-
2  * Copyright (c) 2014 The NetBSD Foundation, Inc.
3  * All rights reserved.
4  *
5  * This code is derived from software contributed to The NetBSD Foundation
6  * by Nick Hudson
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27  * POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #ifndef _ARM_SAMSUNG_EXYNOS_INTR_H_
31 #define _ARM_SAMSUNG_EXYNOS_INTR_H_
32 
33 #define	PIC_MAXSOURCES			GIC_MAXSOURCES(224)
34 #define	PIC_MAXMAXSOURCES		(PIC_MAXSOURCES + 32)	/* XXX */
35 
36 /*
37  * The Exynos uses a generic interrupt controller
38  */
39 #include <arm/cortex/gic_intr.h>
40 
41 #ifdef _KERNEL_OPT
42 #include "opt_exynos.h"
43 #endif
44 
45 /*
46  * The GIC supports
47  *   - 16 Software Generated Interrupts (SGIs)
48  *   - 16 Private Peripheral Interrupts (PPIs)
49  *   - 127 Shared Peripheral Interrupts (SPIs)
50  */
51 
52 #define	EXYNOS_NSPI		128
53 #define	EXYNOS_COMBINERBASE	EXYNOS_SPIBASE + EXYNOS_NSPI
54 
55 #define	EXYNOS_BITSPERGROUP	8
56 
57 #define	EXYNOS_COMBINERIRQ(g, b) \
58     (EXYNOS_COMBINERBASE + ((g) * EXYNOS_BITSPERGROUP + (b)))
59 
60 #define	IRQ_MCT_LTIMER		IRQ_PPI(12)
61 
62 #ifdef EXYNOS5
63 #include <arm/cortex/gtmr_intr.h>
64 #endif
65 
66 #endif /* _ARM_SAMSUNG_EXYNOS_INTR_H_ */
67 
68