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52 lines
1.1 KiB
52 lines
1.1 KiB
20 years ago
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#ifndef __ASM_ARM_IRQ_H
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#define __ASM_ARM_IRQ_H
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#include <asm/arch/irqs.h>
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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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#ifndef NR_IRQS
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#define NR_IRQS 128
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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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struct irqaction;
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extern void disable_irq_nosync(unsigned int);
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extern void disable_irq(unsigned int);
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extern void enable_irq(unsigned int);
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#define __IRQT_FALEDGE (1 << 0)
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#define __IRQT_RISEDGE (1 << 1)
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#define __IRQT_LOWLVL (1 << 2)
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#define __IRQT_HIGHLVL (1 << 3)
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#define IRQT_NOEDGE (0)
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#define IRQT_RISING (__IRQT_RISEDGE)
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#define IRQT_FALLING (__IRQT_FALEDGE)
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#define IRQT_BOTHEDGE (__IRQT_RISEDGE|__IRQT_FALEDGE)
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#define IRQT_LOW (__IRQT_LOWLVL)
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#define IRQT_HIGH (__IRQT_HIGHLVL)
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#define IRQT_PROBE (1 << 4)
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int set_irq_type(unsigned int irq, unsigned int type);
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void disable_irq_wake(unsigned int irq);
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void enable_irq_wake(unsigned int irq);
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int setup_irq(unsigned int, struct irqaction *);
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struct irqaction;
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struct pt_regs;
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int handle_IRQ_event(unsigned int, struct pt_regs *, struct irqaction *);
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#endif
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