1 /*
2  * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
3  * Licensed under the GPL
4  */
5 
6 #ifndef __IRQ_USER_H__
7 #define __IRQ_USER_H__
8 
9 #include "sysdep/ptrace.h"
10 
11 struct irq_fd {
12 	struct irq_fd *next;
13 	void *id;
14 	int fd;
15 	int type;
16 	int irq;
17 	int events;
18 	int current_events;
19 };
20 
21 enum { IRQ_READ, IRQ_WRITE };
22 
23 extern void sigio_handler(int sig, struct uml_pt_regs *regs);
24 extern void free_irq_by_fd(int fd);
25 extern void reactivate_fd(int fd, int irqnum);
26 extern void deactivate_fd(int fd, int irqnum);
27 extern int deactivate_all_fds(void);
28 extern int activate_ipi(int fd, int pid);
29 
30 #endif
31