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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* include/linux/irqchip/arm-gic-common.h
*
* Copyright (C) 2016 ARM Limited, All Rights Reserved.
*/
#ifndef __LINUX_IRQCHIP_ARM_GIC_COMMON_H
#define __LINUX_IRQCHIP_ARM_GIC_COMMON_H
#include <linux/types.h>
#include <linux/ioport.h>
#define GICD_INT_DEF_PRI 0xa0
#define GICD_INT_DEF_PRI_X4 ((GICD_INT_DEF_PRI << 24) |\
(GICD_INT_DEF_PRI << 16) |\
(GICD_INT_DEF_PRI << 8) |\
GICD_INT_DEF_PRI)
enum gic_type {
GIC_V2,
GIC_V3,
};
struct gic_kvm_info {
/* GIC type */
enum gic_type type;
/* Virtual CPU interface */
struct resource vcpu;
/* Interrupt number */
unsigned int maint_irq;
/* Virtual control interface */
struct resource vctrl;
/* vlpi support */
bool has_v4;
};
const struct gic_kvm_info *gic_get_kvm_info(void);
struct irq_domain;
struct fwnode_handle;
int gicv2m_init(struct fwnode_handle *parent_handle,
struct irq_domain *parent);
#endif /* __LINUX_IRQCHIP_ARM_GIC_COMMON_H */
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