irq_user.h 804 B

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  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. #include "uml-config.h"
  8. struct irq_fd {
  9. struct irq_fd *next;
  10. void *id;
  11. int fd;
  12. int type;
  13. int irq;
  14. int pid;
  15. int events;
  16. int current_events;
  17. };
  18. enum { IRQ_READ, IRQ_WRITE };
  19. extern void sigio_handler(int sig, union uml_pt_regs *regs);
  20. extern int activate_fd(int irq, int fd, int type, void *dev_id);
  21. extern void free_irq_by_irq_and_dev(unsigned int irq, void *dev_id);
  22. extern void free_irq_by_fd(int fd);
  23. extern void reactivate_fd(int fd, int irqnum);
  24. extern void deactivate_fd(int fd, int irqnum);
  25. extern int deactivate_all_fds(void);
  26. extern int activate_ipi(int fd, int pid);
  27. #ifdef CONFIG_MODE_TT
  28. extern void forward_interrupts(int pid);
  29. #endif
  30. #endif