| /* |
| * Copyright (C) 2001, 2002 Jeff Dike (jdike@karaya.com) |
| * Licensed under the GPL |
| */ |
| |
| #ifndef __IRQ_USER_H__ |
| #define __IRQ_USER_H__ |
| |
| struct irq_fd { |
| struct irq_fd *next; |
| void *id; |
| int fd; |
| int type; |
| int irq; |
| int pid; |
| int events; |
| int current_events; |
| }; |
| |
| enum { IRQ_READ, IRQ_WRITE }; |
| |
| extern void sigio_handler(int sig, union uml_pt_regs *regs); |
| extern int activate_fd(int irq, int fd, int type, void *dev_id); |
| extern void free_irq_by_irq_and_dev(unsigned int irq, void *dev_id); |
| extern void free_irq_by_fd(int fd); |
| extern void reactivate_fd(int fd, int irqnum); |
| extern void deactivate_fd(int fd, int irqnum); |
| extern int deactivate_all_fds(void); |
| extern void forward_interrupts(int pid); |
| extern int activate_ipi(int fd, int pid); |
| extern unsigned long irq_lock(void); |
| extern void irq_unlock(unsigned long flags); |
| |
| #endif |