tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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>
37struct device_node;
38
39extern struct irq_chip gic_arch_extn;
40
41void gic_init_bases(unsigned int, int, void __iomem *, void __iomem *,
42 u32 offset);
43int gic_of_init(struct device_node *node, struct device_node *parent);
44void gic_secondary_init(unsigned int);
45void gic_handle_irq(struct pt_regs *regs);
46void gic_cascade_irq(unsigned int gic_nr, unsigned int irq);
47void gic_raise_softirq(const struct cpumask *mask, unsigned int irq);
48
49static 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);
53}
54
55#endif
56
57#endif