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Jeff Dike63ae2a92006-03-27 01:14:30 -08001/*
Jeff Dikeba180fd2007-10-16 01:27:00 -07002 * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
Linus Torvalds1da177e2005-04-16 15:20:36 -07003 * Licensed under the GPL
4 */
5
6#ifndef __IRQ_USER_H__
7#define __IRQ_USER_H__
8
Jeff Dikeba180fd2007-10-16 01:27:00 -07009#include "sysdep/ptrace.h"
Jeff Dike8ae43ff2006-07-10 04:45:09 -070010
Jeff Dike63ae2a92006-03-27 01:14:30 -080011struct irq_fd {
12 struct irq_fd *next;
13 void *id;
14 int fd;
15 int type;
16 int irq;
Jeff Dike63ae2a92006-03-27 01:14:30 -080017 int events;
18 int current_events;
19};
20
Linus Torvalds1da177e2005-04-16 15:20:36 -070021enum { IRQ_READ, IRQ_WRITE };
22
Martin Pärteld3c1cfc2012-08-02 00:49:17 +020023struct siginfo;
24extern void sigio_handler(int sig, struct siginfo *unused_si, struct uml_pt_regs *regs);
Linus Torvalds1da177e2005-04-16 15:20:36 -070025extern void free_irq_by_fd(int fd);
26extern void reactivate_fd(int fd, int irqnum);
27extern void deactivate_fd(int fd, int irqnum);
28extern int deactivate_all_fds(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -070029extern int activate_ipi(int fd, int pid);
Linus Torvalds1da177e2005-04-16 15:20:36 -070030
Jeff Dike165dc592006-01-06 00:18:57 -080031#endif