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Diffstat (limited to 'include/linux/irqchip/arm-gic.h')
| -rw-r--r-- | include/linux/irqchip/arm-gic.h | 79 | 
1 files changed, 79 insertions, 0 deletions
diff --git a/include/linux/irqchip/arm-gic.h b/include/linux/irqchip/arm-gic.h new file mode 100644 index 00000000000..3fd8e4290a1 --- /dev/null +++ b/include/linux/irqchip/arm-gic.h @@ -0,0 +1,79 @@ +/* + *  include/linux/irqchip/arm-gic.h + * + *  Copyright (C) 2002 ARM Limited, All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef __LINUX_IRQCHIP_ARM_GIC_H +#define __LINUX_IRQCHIP_ARM_GIC_H + +#define GIC_CPU_CTRL			0x00 +#define GIC_CPU_PRIMASK			0x04 +#define GIC_CPU_BINPOINT		0x08 +#define GIC_CPU_INTACK			0x0c +#define GIC_CPU_EOI			0x10 +#define GIC_CPU_RUNNINGPRI		0x14 +#define GIC_CPU_HIGHPRI			0x18 + +#define GIC_DIST_CTRL			0x000 +#define GIC_DIST_CTR			0x004 +#define GIC_DIST_IGROUP			0x080 +#define GIC_DIST_ENABLE_SET		0x100 +#define GIC_DIST_ENABLE_CLEAR		0x180 +#define GIC_DIST_PENDING_SET		0x200 +#define GIC_DIST_PENDING_CLEAR		0x280 +#define GIC_DIST_ACTIVE_SET		0x300 +#define GIC_DIST_ACTIVE_CLEAR		0x380 +#define GIC_DIST_PRI			0x400 +#define GIC_DIST_TARGET			0x800 +#define GIC_DIST_CONFIG			0xc00 +#define GIC_DIST_SOFTINT		0xf00 + +#define GICH_HCR			0x0 +#define GICH_VTR			0x4 +#define GICH_VMCR			0x8 +#define GICH_MISR			0x10 +#define GICH_EISR0 			0x20 +#define GICH_EISR1 			0x24 +#define GICH_ELRSR0 			0x30 +#define GICH_ELRSR1 			0x34 +#define GICH_APR			0xf0 +#define GICH_LR0			0x100 + +#define GICH_HCR_EN			(1 << 0) +#define GICH_HCR_UIE			(1 << 1) + +#define GICH_LR_VIRTUALID		(0x3ff << 0) +#define GICH_LR_PHYSID_CPUID_SHIFT	(10) +#define GICH_LR_PHYSID_CPUID		(7 << GICH_LR_PHYSID_CPUID_SHIFT) +#define GICH_LR_STATE			(3 << 28) +#define GICH_LR_PENDING_BIT		(1 << 28) +#define GICH_LR_ACTIVE_BIT		(1 << 29) +#define GICH_LR_EOI			(1 << 19) + +#define GICH_MISR_EOI			(1 << 0) +#define GICH_MISR_U			(1 << 1) + +#ifndef __ASSEMBLY__ + +struct device_node; + +extern struct irq_chip gic_arch_extn; + +void gic_init_bases(unsigned int, int, void __iomem *, void __iomem *, +		    u32 offset, struct device_node *); +void gic_secondary_init(unsigned int); +void gic_cascade_irq(unsigned int gic_nr, unsigned int irq); + +static inline void gic_init(unsigned int nr, int start, +			    void __iomem *dist , void __iomem *cpu) +{ +	gic_init_bases(nr, start, dist, cpu, 0, NULL); +} + +#endif /* __ASSEMBLY */ + +#endif  |