Subversion Repositories or1k

#ifndef _OR32_IRQ_H_

#define _OR32_IRQ_H_

extern void disable_irq(unsigned int);

extern void enable_irq(unsigned int);

#include <linux/config.h>

#define SYS_IRQS 32

#define NR_IRQS SYS_IRQS

/*

 * "Generic" interrupt sources

 */

#define IRQ_SCHED_TIMER (0)     /* interrupt source for scheduling timer */

#define IRQ_UART_0      (15)    /* interrupt source for UART dvice 0 */

#define IRQ_ETH_0       (16)    /* interrupt source for Ethernet dvice 0 */

/*

 * various flags for request_irq()

 */

#define IRQ_FLG_LOCK    (0x0001)        /* handler is not replaceable   */

#define IRQ_FLG_REPLACE (0x0002)        /* replace existing handler     */

#define IRQ_FLG_PRI_HI  (0x0004)

#define IRQ_FLG_STD     (0x8000)        /* internally used              */

/*

 * This structure has only 4 elements for speed reasons

 */

typedef struct irq_handler {

        void            (*handler)(int, void *, struct pt_regs *);

        unsigned long   flags;

        void            *dev_id;

        const char      *devname;

} irq_handler_t;

/* count of spurious interrupts */

extern volatile unsigned int num_spurious;

#endif /* _OR32_IRQ_H_ */