2 * include/linux/irqchip/arm-gic.h
4 * Copyright (C) 2002 ARM Limited, All Rights Reserved.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
10 #ifndef __LINUX_IRQCHIP_ARM_GIC_H
11 #define __LINUX_IRQCHIP_ARM_GIC_H
13 #define GIC_CPU_CTRL 0x00
14 #define GIC_CPU_PRIMASK 0x04
15 #define GIC_CPU_BINPOINT 0x08
16 #define GIC_CPU_INTACK 0x0c
17 #define GIC_CPU_EOI 0x10
18 #define GIC_CPU_RUNNINGPRI 0x14
19 #define GIC_CPU_HIGHPRI 0x18
21 #define GIC_DIST_CTRL 0x000
22 #define GIC_DIST_CTR 0x004
23 #define GIC_DIST_IGROUP 0x080
24 #define GIC_DIST_ENABLE_SET 0x100
25 #define GIC_DIST_ENABLE_CLEAR 0x180
26 #define GIC_DIST_PENDING_SET 0x200
27 #define GIC_DIST_PENDING_CLEAR 0x280
28 #define GIC_DIST_ACTIVE_SET 0x300
29 #define GIC_DIST_ACTIVE_CLEAR 0x380
30 #define GIC_DIST_PRI 0x400
31 #define GIC_DIST_TARGET 0x800
32 #define GIC_DIST_CONFIG 0xc00
33 #define GIC_DIST_SOFTINT 0xf00
38 #define GICH_MISR 0x10
39 #define GICH_EISR0 0x20
40 #define GICH_EISR1 0x24
41 #define GICH_ELRSR0 0x30
42 #define GICH_ELRSR1 0x34
44 #define GICH_LR0 0x100
46 #define GICH_HCR_EN (1 << 0)
47 #define GICH_HCR_UIE (1 << 1)
49 #define GICH_LR_VIRTUALID (0x3ff << 0)
50 #define GICH_LR_PHYSID_CPUID_SHIFT (10)
51 #define GICH_LR_PHYSID_CPUID (7 << GICH_LR_PHYSID_CPUID_SHIFT)
52 #define GICH_LR_STATE (3 << 28)
53 #define GICH_LR_PENDING_BIT (1 << 28)
54 #define GICH_LR_ACTIVE_BIT (1 << 29)
55 #define GICH_LR_EOI (1 << 19)
57 #define GICH_MISR_EOI (1 << 0)
58 #define GICH_MISR_U (1 << 1)
64 extern struct irq_chip gic_arch_extn
;
66 void gic_init_bases(unsigned int, int, void __iomem
*, void __iomem
*,
67 u32 offset
, struct device_node
*);
68 void gic_cascade_irq(unsigned int gic_nr
, unsigned int irq
);
69 void gic_cpu_if_down(void);
71 static inline void gic_init(unsigned int nr
, int start
,
72 void __iomem
*dist
, void __iomem
*cpu
)
74 gic_init_bases(nr
, start
, dist
, cpu
, 0, NULL
);
77 #endif /* __ASSEMBLY */
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