1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _ASM_X86_IRQ_H
3#define _ASM_X86_IRQ_H
4/*
5 * (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar
6 *
7 * IRQ/IPI changes taken from work by Thomas Radke
8 * <tomsoft@informatik.tu-chemnitz.de>
9 */
10
11#include <asm/apicdef.h>
12#include <asm/irq_vectors.h>
13
14/*
15 * The irq entry code is in the noinstr section and the start/end of
16 * __irqentry_text is emitted via labels. Make the build fail if
17 * something moves a C function into the __irq_entry section.
18 */
19#define __irq_entry __invalid_section
20
21static inline int irq_canonicalize(int irq)
22{
23 return ((irq == 2) ? 9 : irq);
24}
25
26extern int irq_init_percpu_irqstack(unsigned int cpu);
27
28struct irq_desc;
29
30extern void fixup_irqs(void);
31
32#ifdef CONFIG_HAVE_KVM
33extern void kvm_set_posted_intr_wakeup_handler(void (*handler)(void));
34#endif
35
36extern void (*x86_platform_ipi_callback)(void);
37extern void native_init_IRQ(void);
38
39extern void __handle_irq(struct irq_desc *desc, struct pt_regs *regs);
40
41extern void init_ISA_irqs(void);
42
43extern void __init init_IRQ(void);
44
45#ifdef CONFIG_X86_LOCAL_APIC
46void arch_trigger_cpumask_backtrace(const struct cpumask *mask,
47 bool exclude_self);
48
49#define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
50#endif
51
52#endif /* _ASM_X86_IRQ_H */
53

source code of linux/arch/x86/include/asm/irq.h