xref: /linux/include/linux/irqchip/arm-gic-common.h (revision 2130b789b3ef6a518b9c9c6f245642620e2b0c0c)
1502d6df1SJulien Grall /*
2502d6df1SJulien Grall  * include/linux/irqchip/arm-gic-common.h
3502d6df1SJulien Grall  *
4502d6df1SJulien Grall  * Copyright (C) 2016 ARM Limited, All Rights Reserved.
5502d6df1SJulien Grall  *
6502d6df1SJulien Grall  * This program is free software; you can redistribute it and/or modify
7502d6df1SJulien Grall  * it under the terms of the GNU General Public License version 2 as
8502d6df1SJulien Grall  * published by the Free Software Foundation.
9502d6df1SJulien Grall  */
10502d6df1SJulien Grall #ifndef __LINUX_IRQCHIP_ARM_GIC_COMMON_H
11502d6df1SJulien Grall #define __LINUX_IRQCHIP_ARM_GIC_COMMON_H
12502d6df1SJulien Grall 
13502d6df1SJulien Grall #include <linux/types.h>
14502d6df1SJulien Grall #include <linux/ioport.h>
15502d6df1SJulien Grall 
16*2130b789SJulien Thierry #define GICD_INT_DEF_PRI		0xa0
17*2130b789SJulien Thierry #define GICD_INT_DEF_PRI_X4		((GICD_INT_DEF_PRI << 24) |\
18*2130b789SJulien Thierry 					(GICD_INT_DEF_PRI << 16) |\
19*2130b789SJulien Thierry 					(GICD_INT_DEF_PRI << 8) |\
20*2130b789SJulien Thierry 					GICD_INT_DEF_PRI)
21*2130b789SJulien Thierry 
22502d6df1SJulien Grall enum gic_type {
23502d6df1SJulien Grall 	GIC_V2,
241839e576SJulien Grall 	GIC_V3,
25502d6df1SJulien Grall };
26502d6df1SJulien Grall 
27502d6df1SJulien Grall struct gic_kvm_info {
28502d6df1SJulien Grall 	/* GIC type */
29502d6df1SJulien Grall 	enum gic_type	type;
30502d6df1SJulien Grall 	/* Virtual CPU interface */
31502d6df1SJulien Grall 	struct resource vcpu;
32502d6df1SJulien Grall 	/* Interrupt number */
33502d6df1SJulien Grall 	unsigned int	maint_irq;
34502d6df1SJulien Grall 	/* Virtual control interface */
35502d6df1SJulien Grall 	struct resource vctrl;
364bdf5025SMarc Zyngier 	/* vlpi support */
374bdf5025SMarc Zyngier 	bool		has_v4;
38502d6df1SJulien Grall };
39502d6df1SJulien Grall 
40502d6df1SJulien Grall const struct gic_kvm_info *gic_get_kvm_info(void);
41502d6df1SJulien Grall 
42502d6df1SJulien Grall #endif /* __LINUX_IRQCHIP_ARM_GIC_COMMON_H */
43