projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1965aae3 PA |
1 | #ifndef _ASM_X86_IRQ_H |
| 2 | #define _ASM_X86_IRQ_H | |
| 22067d45 TG |
3 | /* |
| 4 | * (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar | |
| 5 | * | |
| 6 | * IRQ/IPI changes taken from work by Thomas Radke | |
| 7 | * <tomsoft@informatik.tu-chemnitz.de> | |
| 8 | */ | |
| 9 | ||
| 10 | #include <asm/apicdef.h> | |
| 11 | #include <asm/irq_vectors.h> | |
| 12 | ||
| 13 | static inline int irq_canonicalize(int irq) | |
| 14 | { | |
| 15 | return ((irq == 2) ? 9 : irq); | |
| 16 | } | |
| 17 | ||
| 7974891d CH |
18 | #ifdef CONFIG_X86_32 |
| 19 | extern void irq_ctx_init(int cpu); | |
| 96a388de | 20 | #else |
| 22067d45 | 21 | # define irq_ctx_init(cpu) do { } while (0) |
| 22067d45 TG |
22 | #endif |
| 23 | ||
| 7974891d CH |
24 | #define __ARCH_HAS_DO_SOFTIRQ |
| 25 | ||
| 22067d45 TG |
26 | #ifdef CONFIG_HOTPLUG_CPU |
| 27 | #include <linux/cpumask.h> | |
| da6139e4 | 28 | extern int check_irq_vectors_for_cpu_disable(void); |
| d7b381bb | 29 | extern void fixup_irqs(void); |
| a5e74b84 | 30 | extern void irq_force_complete_move(int); |
| 96a388de | 31 | #endif |
| 22067d45 | 32 | |
| f6b3c72c FW |
33 | #ifdef CONFIG_HAVE_KVM |
| 34 | extern void kvm_set_posted_intr_wakeup_handler(void (*handler)(void)); | |
| 35 | #endif | |
| 36 | ||
| 4a4de9c7 | 37 | extern void (*x86_platform_ipi_callback)(void); |
| 22067d45 | 38 | extern void native_init_IRQ(void); |
| 9b2b76a3 | 39 | extern bool handle_irq(unsigned irq, struct pt_regs *regs); |
| 22067d45 | 40 | |
| 1d9090e2 | 41 | extern __visible unsigned int do_IRQ(struct pt_regs *regs); |
| 7c1d7cdc | 42 | |
| 22067d45 TG |
43 | /* Interrupt vector management */ |
| 44 | extern DECLARE_BITMAP(used_vectors, NR_VECTORS); | |
| b77b881f | 45 | extern int vector_used_by_percpu_irq(unsigned int vector); |
| 22067d45 | 46 | |
| d9112f43 TG |
47 | extern void init_ISA_irqs(void); |
| 48 | ||
| b52e0a7c | 49 | #ifdef CONFIG_X86_LOCAL_APIC |
| f3aca3d0 | 50 | void arch_trigger_all_cpu_backtrace(bool); |
| b52e0a7c ML |
51 | #define arch_trigger_all_cpu_backtrace arch_trigger_all_cpu_backtrace |
| 52 | #endif | |
| 53 | ||
| 1965aae3 | 54 | #endif /* _ASM_X86_IRQ_H */ |