irq_user.h 1.2 KB

123456789101112131415161718192021222324252627282930313233343536
  1. /*
  2. * Copyright (C) 2001, 2002 Jeff Dike (jdike@karaya.com)
  3. * Licensed under the GPL
  4. */
  5. #ifndef __IRQ_USER_H__
  6. #define __IRQ_USER_H__
  7. enum { IRQ_READ, IRQ_WRITE };
  8. extern void sigio_handler(int sig, union uml_pt_regs *regs);
  9. extern int activate_fd(int irq, int fd, int type, void *dev_id);
  10. extern void free_irq_by_irq_and_dev(unsigned int irq, void *dev_id);
  11. extern void free_irq_by_fd(int fd);
  12. extern void reactivate_fd(int fd, int irqnum);
  13. extern void deactivate_fd(int fd, int irqnum);
  14. extern int deactivate_all_fds(void);
  15. extern void forward_interrupts(int pid);
  16. extern void init_irq_signals(int on_sigstack);
  17. extern void forward_ipi(int fd, int pid);
  18. extern void free_irq_later(int irq, void *dev_id);
  19. extern int activate_ipi(int fd, int pid);
  20. extern unsigned long irq_lock(void);
  21. extern void irq_unlock(unsigned long flags);
  22. #endif
  23. /*
  24. * Overrides for Emacs so that we follow Linus's tabbing style.
  25. * Emacs will notice this stuff at the end of the file and automatically
  26. * adjust the settings for this buffer only. This must remain at the end
  27. * of the file.
  28. * ---------------------------------------------------------------------------
  29. * Local variables:
  30. * c-file-style: "linux"
  31. * End:
  32. */