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22067d45 TG |
1 | #ifndef _ASM_IRQ_H |
2 | #define _ASM_IRQ_H | |
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 | ||
18 | #ifdef CONFIG_X86_LOCAL_APIC | |
19 | # define ARCH_HAS_NMI_WATCHDOG | |
20 | #endif | |
21 | ||
22 | #ifdef CONFIG_4KSTACKS | |
23 | extern void irq_ctx_init(int cpu); | |
24 | extern void irq_ctx_exit(int cpu); | |
25 | # define __ARCH_HAS_DO_SOFTIRQ | |
96a388de | 26 | #else |
22067d45 TG |
27 | # define irq_ctx_init(cpu) do { } while (0) |
28 | # define irq_ctx_exit(cpu) do { } while (0) | |
29 | # ifdef CONFIG_X86_64 | |
30 | # define __ARCH_HAS_DO_SOFTIRQ | |
31 | # endif | |
32 | #endif | |
33 | ||
34 | #ifdef CONFIG_IRQBALANCE | |
35 | extern int irqbalance_disable(char *str); | |
36 | #endif | |
37 | ||
38 | #ifdef CONFIG_HOTPLUG_CPU | |
39 | #include <linux/cpumask.h> | |
40 | extern void fixup_irqs(cpumask_t map); | |
96a388de | 41 | #endif |
22067d45 TG |
42 | |
43 | extern unsigned int do_IRQ(struct pt_regs *regs); | |
44 | extern void init_IRQ(void); | |
45 | extern void native_init_IRQ(void); | |
46 | ||
47 | /* Interrupt vector management */ | |
48 | extern DECLARE_BITMAP(used_vectors, NR_VECTORS); | |
49 | ||
50 | #endif /* _ASM_IRQ_H */ |