mirror of https://gitee.com/openkylin/linux.git
52 lines
970 B
C
52 lines
970 B
C
#ifndef __ASM_ARM_IRQ_H
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#define __ASM_ARM_IRQ_H
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#define NR_IRQS_LEGACY 16
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#ifndef CONFIG_SPARSE_IRQ
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#include <mach/irqs.h>
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#else
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#define NR_IRQS NR_IRQS_LEGACY
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#endif
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#ifndef irq_canonicalize
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#define irq_canonicalize(i) (i)
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#endif
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/*
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* Use this value to indicate lack of interrupt
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* capability
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*/
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#ifndef NO_IRQ
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#define NO_IRQ ((unsigned int)(-1))
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#endif
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#ifndef __ASSEMBLY__
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struct irqaction;
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struct pt_regs;
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extern void migrate_irqs(void);
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extern void asm_do_IRQ(unsigned int, struct pt_regs *);
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void handle_IRQ(unsigned int, struct pt_regs *);
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void init_IRQ(void);
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#ifdef CONFIG_MULTI_IRQ_HANDLER
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extern void (*handle_arch_irq)(struct pt_regs *);
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extern void set_handle_irq(void (*handle_irq)(struct pt_regs *));
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#endif
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#ifdef CONFIG_SMP
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extern void arch_trigger_all_cpu_backtrace(bool);
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#define arch_trigger_all_cpu_backtrace(x) arch_trigger_all_cpu_backtrace(x)
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#endif
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static inline int nr_legacy_irqs(void)
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{
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return NR_IRQS_LEGACY;
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}
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#endif
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#endif
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