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6#ifndef __IRQ_USER_H__
7#define __IRQ_USER_H__
8
9#include "sysdep/ptrace.h"
10
11struct irq_fd {
12 struct irq_fd *next;
13 void *id;
14 int fd;
15 int type;
16 int irq;
17 int pid;
18 int events;
19 int current_events;
20};
21
22enum { IRQ_READ, IRQ_WRITE };
23
24extern void sigio_handler(int sig, struct uml_pt_regs *regs);
25extern int activate_fd(int irq, int fd, int type, void *dev_id);
26extern void free_irq_by_irq_and_dev(unsigned int irq, void *dev_id);
27extern void free_irq_by_fd(int fd);
28extern void reactivate_fd(int fd, int irqnum);
29extern void deactivate_fd(int fd, int irqnum);
30extern int deactivate_all_fds(void);
31extern int activate_ipi(int fd, int pid);
32
33#endif
34
