54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
||
|
|
/*
|
||
|
|
* include/asm-parisc/irq.h
|
||
|
|
*
|
||
|
|
* Copyright 2005 Matthew Wilcox <matthew@wil.cx>
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _ASM_PARISC_IRQ_H
|
||
|
|
#define _ASM_PARISC_IRQ_H
|
||
|
|
|
||
|
|
#include <linux/cpumask.h>
|
||
|
|
#include <asm/types.h>
|
||
|
|
|
||
|
|
#define NO_IRQ (-1)
|
||
|
|
|
||
|
|
#ifdef CONFIG_GSC
|
||
|
|
#define GSC_IRQ_BASE 16
|
||
|
|
#define GSC_IRQ_MAX 63
|
||
|
|
#define CPU_IRQ_BASE 64
|
||
|
|
#else
|
||
|
|
#define CPU_IRQ_BASE 16
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define TIMER_IRQ (CPU_IRQ_BASE + 0)
|
||
|
|
#define IPI_IRQ (CPU_IRQ_BASE + 1)
|
||
|
|
#define CPU_IRQ_MAX (CPU_IRQ_BASE + (BITS_PER_LONG - 1))
|
||
|
|
|
||
|
|
#define NR_IRQS (CPU_IRQ_MAX + 1)
|
||
|
|
|
||
|
|
static __inline__ int irq_canonicalize(int irq)
|
||
|
|
{
|
||
|
|
return (irq == 2) ? 9 : irq;
|
||
|
|
}
|
||
|
|
|
||
|
|
struct irq_chip;
|
||
|
|
struct irq_data;
|
||
|
|
|
||
|
|
void cpu_ack_irq(struct irq_data *d);
|
||
|
|
void cpu_eoi_irq(struct irq_data *d);
|
||
|
|
|
||
|
|
extern int txn_alloc_irq(unsigned int nbits);
|
||
|
|
extern int txn_claim_irq(int);
|
||
|
|
extern unsigned int txn_alloc_data(unsigned int);
|
||
|
|
extern unsigned long txn_alloc_addr(unsigned int);
|
||
|
|
extern unsigned long txn_affinity_addr(unsigned int irq, int cpu);
|
||
|
|
|
||
|
|
extern int cpu_claim_irq(unsigned int irq, struct irq_chip *, void *);
|
||
|
|
extern int cpu_check_affinity(struct irq_data *d, const struct cpumask *dest);
|
||
|
|
|
||
|
|
/* soft power switch support (power.c) */
|
||
|
|
extern struct tasklet_struct power_tasklet;
|
||
|
|
|
||
|
|
#endif /* _ASM_PARISC_IRQ_H */
|