original_kernel/include/asm-arm26/irq.h

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#ifndef __ASM_ARM_IRQ_H
#define __ASM_ARM_IRQ_H
#include <asm/sysirq.h>
#ifndef NR_IRQS
#define NR_IRQS 128
#endif
/* JMA 18.05.02 Copied off arch/arm/irq.h */
#ifndef irq_canonicalize
#define irq_canonicalize(i) (i)
#endif
/*
* Use this value to indicate lack of interrupt
* capability
*/
#ifndef NO_IRQ
#define NO_IRQ ((unsigned int)(-1))
#endif
struct irqaction;
#define disable_irq_nosync(i) disable_irq(i)
extern void disable_irq(unsigned int);
extern void enable_irq(unsigned int);
#define __IRQT_FALEDGE (1 << 0)
#define __IRQT_RISEDGE (1 << 1)
#define __IRQT_LOWLVL (1 << 2)
#define __IRQT_HIGHLVL (1 << 3)
#define IRQT_NOEDGE (0)
#define IRQT_RISING (__IRQT_RISEDGE)
#define IRQT_FALLING (__IRQT_FALEDGE)
#define IRQT_BOTHEDGE (__IRQT_RISEDGE|__IRQT_FALEDGE)
#define IRQT_LOW (__IRQT_LOWLVL)
#define IRQT_HIGH (__IRQT_HIGHLVL)
#define IRQT_PROBE (1 << 4)
int set_irq_type(unsigned int irq, unsigned int type);
#endif