| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 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 | static inline int irq_canonicalize(int irq) |
| 15 | { |
| 16 | return ((irq == 2) ? 9 : irq); |
| 17 | } |
| 18 | |
| 19 | extern int irq_init_percpu_irqstack(unsigned int cpu); |
| 20 | |
| 21 | #define __ARCH_HAS_DO_SOFTIRQ |
| 22 | |
| 23 | struct irq_desc; |
| 24 | |
| 25 | extern void fixup_irqs(void); |
| 26 | |
| 27 | #ifdef CONFIG_HAVE_KVM |
| 28 | extern void kvm_set_posted_intr_wakeup_handler(void (*handler)(void)); |
| 29 | extern __visible void smp_kvm_posted_intr_ipi(struct pt_regs *regs); |
| 30 | extern __visible void smp_kvm_posted_intr_wakeup_ipi(struct pt_regs *regs); |
| 31 | extern __visible void smp_kvm_posted_intr_nested_ipi(struct pt_regs *regs); |
| 32 | #endif |
| 33 | |
| 34 | extern void (*x86_platform_ipi_callback)(void); |
| 35 | extern void native_init_IRQ(void); |
| 36 | |
| 37 | extern void handle_irq(struct irq_desc *desc, struct pt_regs *regs); |
| 38 | |
| 39 | extern __visible unsigned int do_IRQ(struct pt_regs *regs); |
| 40 | |
| 41 | extern void init_ISA_irqs(void); |
| 42 | |
| 43 | extern void __init init_IRQ(void); |
| 44 | |
| 45 | #ifdef CONFIG_X86_LOCAL_APIC |
| 46 | void arch_trigger_cpumask_backtrace(const struct cpumask *mask, |
| 47 | bool exclude_self); |
| 48 | |
| 49 | extern __visible void smp_x86_platform_ipi(struct pt_regs *regs); |
| 50 | #define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace |
| 51 | #endif |
| 52 | |
| 53 | #endif /* _ASM_X86_IRQ_H */ |