blob: 1fcfd43c807597cf3fbd7c01879cdfabc4b9cac2 [file] [log] [blame]
/*
* All GIC* defines are lifted from include/linux/irqchip/arm-gic.h
*
* Copyright (C) 2016, Red Hat Inc, Andrew Jones <drjones@redhat.com>
*
* This work is licensed under the terms of the GNU LGPL, version 2.
*/
#ifndef _ASMARM_GIC_V2_H_
#define _ASMARM_GIC_V2_H_
#ifndef _ASMARM_GIC_H_
#error Do not directly include <asm/gic-v2.h>. Include <asm/gic.h>
#endif
#define GICD_ENABLE 0x1
#define GICC_ENABLE 0x1
#define GICC_IAR_INT_ID_MASK 0x3ff
#ifndef __ASSEMBLY__
#include <asm/cpumask.h>
struct gicv2_data {
void *dist_base;
void *cpu_base;
unsigned int irq_nr;
};
extern struct gicv2_data gicv2_data;
#define gicv2_dist_base() (gicv2_data.dist_base)
#define gicv2_cpu_base() (gicv2_data.cpu_base)
extern int gicv2_init(void);
extern void gicv2_enable_defaults(void);
extern u32 gicv2_read_iar(void);
extern u32 gicv2_iar_irqnr(u32 iar);
extern void gicv2_write_eoir(u32 irqstat);
extern void gicv2_ipi_send_single(int irq, int cpu);
extern void gicv2_ipi_send_mask(int irq, const cpumask_t *dest);
#endif /* !__ASSEMBLY__ */
#endif /* _ASMARM_GIC_V2_H_ */