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irq_user.h

/*
 * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
 * Licensed under the GPL
 */

#ifndef __IRQ_USER_H__
#define __IRQ_USER_H__

#include "sysdep/ptrace.h"

struct irq_fd {
      struct irq_fd *next;
      void *id;
      int fd;
      int type;
      int irq;
      int events;
      int current_events;
};

enum { IRQ_READ, IRQ_WRITE };

extern void sigio_handler(int sig, struct uml_pt_regs *regs);
extern void free_irq_by_fd(int fd);
extern void reactivate_fd(int fd, int irqnum);
extern void deactivate_fd(int fd, int irqnum);
extern int deactivate_all_fds(void);
extern int activate_ipi(int fd, int pid);

#endif

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