1 /*
2 * arch/arm/include/asm/hardware/gic.h
3 *
4 * Copyright (C) 2002 ARM Limited, All Rights Reserved.
5 *
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.
9 */
10 #ifndef __ASM_ARM_HARDWARE_GIC_H
11 #define __ASM_ARM_HARDWARE_GIC_H
12
13 #include <linux/compiler.h>
14
15 #define GIC_CPU_CTRL 0x00
16 #define GIC_CPU_PRIMASK 0x04
17 #define GIC_CPU_BINPOINT 0x08
18 #define GIC_CPU_INTACK 0x0c
19 #define GIC_CPU_EOI 0x10
20 #define GIC_CPU_RUNNINGPRI 0x14
21 #define GIC_CPU_HIGHPRI 0x18
22
23 #define GIC_DIST_CTRL 0x000
24 #define GIC_DIST_CTR 0x004
25 #define GIC_DIST_ENABLE_SET 0x100
26 #define GIC_DIST_ENABLE_CLEAR 0x180
27 #define GIC_DIST_PENDING_SET 0x200
28 #define GIC_DIST_PENDING_CLEAR 0x280
29 #define GIC_DIST_ACTIVE_BIT 0x300
30 #define GIC_DIST_PRI 0x400
31 #define GIC_DIST_TARGET 0x800
32 #define GIC_DIST_CONFIG 0xc00
33 #define GIC_DIST_SOFTINT 0xf00
34
35 #ifndef __ASSEMBLY__
36 #include <linux/irqdomain.h>
37 struct device_node;
38
39 extern struct irq_chip gic_arch_extn;
40
41 void gic_init_bases(unsigned int, int, void __iomem *, void __iomem *,
42 u32 offset, struct device_node *);
43 int gic_of_init(struct device_node *node, struct device_node *parent);
44 void gic_secondary_init(unsigned int);
45 void gic_handle_irq(struct pt_regs *regs);
46 void gic_cascade_irq(unsigned int gic_nr, unsigned int irq);
47 void gic_raise_softirq(const struct cpumask *mask, unsigned int irq);
48
gic_init(unsigned int nr,int start,void __iomem * dist,void __iomem * cpu)49 static inline void gic_init(unsigned int nr, int start,
50 void __iomem *dist , void __iomem *cpu)
51 {
52 gic_init_bases(nr, start, dist, cpu, 0, NULL);
53 }
54
55 #endif
56
57 #endif
58