tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright (C) 2001, 2002 Jeff Dike (jdike@karaya.com)
3 * Licensed under the GPL
4 */
5
6#ifndef __IRQ_USER_H__
7#define __IRQ_USER_H__
8
9#include "uml-config.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, union 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#ifdef CONFIG_MODE_TT
34extern void forward_interrupts(int pid);
35#endif
36
37#endif