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 11struct 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 21enum { IRQ_READ, IRQ_WRITE }; 22 23extern void sigio_handler(int sig, struct uml_pt_regs *regs); 24extern void free_irq_by_fd(int fd); 25extern void reactivate_fd(int fd, int irqnum); 26extern void deactivate_fd(int fd, int irqnum); 27extern int deactivate_all_fds(void); 28extern int activate_ipi(int fd, int pid); 29 30#endif 31