64 lines
1.3 KiB
C
64 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
#ifdef __KERNEL__
|
|
#ifndef _ASM_POWERPC_IRQ_H
|
|
#define _ASM_POWERPC_IRQ_H
|
|
|
|
/*
|
|
*/
|
|
|
|
#include <linux/threads.h>
|
|
#include <linux/list.h>
|
|
#include <linux/radix-tree.h>
|
|
|
|
#include <asm/types.h>
|
|
#include <linux/atomic.h>
|
|
|
|
|
|
extern atomic_t ppc_n_lost_interrupts;
|
|
|
|
/* Total number of virq in the platform */
|
|
#define NR_IRQS CONFIG_NR_IRQS
|
|
|
|
/* Number of irqs reserved for a legacy isa controller */
|
|
#define NR_IRQS_LEGACY 16
|
|
|
|
extern irq_hw_number_t virq_to_hw(unsigned int virq);
|
|
|
|
static __inline__ int irq_canonicalize(int irq)
|
|
{
|
|
return irq;
|
|
}
|
|
|
|
extern int distribute_irqs;
|
|
|
|
struct pt_regs;
|
|
|
|
#ifdef CONFIG_BOOKE_OR_40x
|
|
/*
|
|
* Per-cpu stacks for handling critical, debug and machine check
|
|
* level interrupts.
|
|
*/
|
|
extern void *critirq_ctx[NR_CPUS];
|
|
extern void *dbgirq_ctx[NR_CPUS];
|
|
extern void *mcheckirq_ctx[NR_CPUS];
|
|
#endif
|
|
|
|
/*
|
|
* Per-cpu stacks for handling hard and soft interrupts.
|
|
*/
|
|
extern void *hardirq_ctx[NR_CPUS];
|
|
extern void *softirq_ctx[NR_CPUS];
|
|
|
|
void __do_IRQ(struct pt_regs *regs);
|
|
|
|
int irq_choose_cpu(const struct cpumask *mask);
|
|
|
|
#if defined(CONFIG_PPC_BOOK3S_64) && defined(CONFIG_NMI_IPI)
|
|
extern void arch_trigger_cpumask_backtrace(const cpumask_t *mask,
|
|
int exclude_cpu);
|
|
#define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
|
|
#endif
|
|
|
|
#endif /* _ASM_IRQ_H */
|
|
#endif /* __KERNEL__ */
|