18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 28c2ecf20Sopenharmony_ci#ifndef _ASM_X86_IRQ_H 38c2ecf20Sopenharmony_ci#define _ASM_X86_IRQ_H 48c2ecf20Sopenharmony_ci/* 58c2ecf20Sopenharmony_ci * (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar 68c2ecf20Sopenharmony_ci * 78c2ecf20Sopenharmony_ci * IRQ/IPI changes taken from work by Thomas Radke 88c2ecf20Sopenharmony_ci * <tomsoft@informatik.tu-chemnitz.de> 98c2ecf20Sopenharmony_ci */ 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ci#include <asm/apicdef.h> 128c2ecf20Sopenharmony_ci#include <asm/irq_vectors.h> 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ci/* 158c2ecf20Sopenharmony_ci * The irq entry code is in the noinstr section and the start/end of 168c2ecf20Sopenharmony_ci * __irqentry_text is emitted via labels. Make the build fail if 178c2ecf20Sopenharmony_ci * something moves a C function into the __irq_entry section. 188c2ecf20Sopenharmony_ci */ 198c2ecf20Sopenharmony_ci#define __irq_entry __invalid_section 208c2ecf20Sopenharmony_ci 218c2ecf20Sopenharmony_cistatic inline int irq_canonicalize(int irq) 228c2ecf20Sopenharmony_ci{ 238c2ecf20Sopenharmony_ci return ((irq == 2) ? 9 : irq); 248c2ecf20Sopenharmony_ci} 258c2ecf20Sopenharmony_ci 268c2ecf20Sopenharmony_ciextern int irq_init_percpu_irqstack(unsigned int cpu); 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci#define __ARCH_HAS_DO_SOFTIRQ 298c2ecf20Sopenharmony_ci 308c2ecf20Sopenharmony_cistruct irq_desc; 318c2ecf20Sopenharmony_ci 328c2ecf20Sopenharmony_ciextern void fixup_irqs(void); 338c2ecf20Sopenharmony_ci 348c2ecf20Sopenharmony_ci#ifdef CONFIG_HAVE_KVM 358c2ecf20Sopenharmony_ciextern void kvm_set_posted_intr_wakeup_handler(void (*handler)(void)); 368c2ecf20Sopenharmony_ci#endif 378c2ecf20Sopenharmony_ci 388c2ecf20Sopenharmony_ciextern void (*x86_platform_ipi_callback)(void); 398c2ecf20Sopenharmony_ciextern void native_init_IRQ(void); 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_ciextern void __handle_irq(struct irq_desc *desc, struct pt_regs *regs); 428c2ecf20Sopenharmony_ci 438c2ecf20Sopenharmony_ciextern __visible void do_IRQ(struct pt_regs *regs, unsigned long vector); 448c2ecf20Sopenharmony_ci 458c2ecf20Sopenharmony_ciextern void init_ISA_irqs(void); 468c2ecf20Sopenharmony_ci 478c2ecf20Sopenharmony_ciextern void __init init_IRQ(void); 488c2ecf20Sopenharmony_ci 498c2ecf20Sopenharmony_ci#ifdef CONFIG_X86_LOCAL_APIC 508c2ecf20Sopenharmony_civoid arch_trigger_cpumask_backtrace(const struct cpumask *mask, 518c2ecf20Sopenharmony_ci bool exclude_self); 528c2ecf20Sopenharmony_ci 538c2ecf20Sopenharmony_ci#define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace 548c2ecf20Sopenharmony_ci#endif 558c2ecf20Sopenharmony_ci 568c2ecf20Sopenharmony_ci#endif /* _ASM_X86_IRQ_H */ 57