signal.h 1.9 KB

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  1. /*
  2. * Copyright (c) 2007 Benjamin Herrenschmidt, IBM Corporation
  3. * Extracted from signal_32.c and signal_64.c
  4. *
  5. * This file is subject to the terms and conditions of the GNU General
  6. * Public License. See the file README.legal in the main directory of
  7. * this archive for more details.
  8. */
  9. #ifndef _POWERPC_ARCH_SIGNAL_H
  10. #define _POWERPC_ARCH_SIGNAL_H
  11. extern void __user *get_sigframe(struct ksignal *ksig, unsigned long sp,
  12. size_t frame_size, int is_32);
  13. extern int handle_signal32(struct ksignal *ksig, sigset_t *oldset,
  14. struct task_struct *tsk);
  15. extern int handle_rt_signal32(struct ksignal *ksig, sigset_t *oldset,
  16. struct task_struct *tsk);
  17. extern unsigned long copy_fpr_to_user(void __user *to,
  18. struct task_struct *task);
  19. extern unsigned long copy_ckfpr_to_user(void __user *to,
  20. struct task_struct *task);
  21. extern unsigned long copy_fpr_from_user(struct task_struct *task,
  22. void __user *from);
  23. extern unsigned long copy_ckfpr_from_user(struct task_struct *task,
  24. void __user *from);
  25. extern unsigned long get_tm_stackpointer(struct task_struct *tsk);
  26. #ifdef CONFIG_VSX
  27. extern unsigned long copy_vsx_to_user(void __user *to,
  28. struct task_struct *task);
  29. extern unsigned long copy_ckvsx_to_user(void __user *to,
  30. struct task_struct *task);
  31. extern unsigned long copy_vsx_from_user(struct task_struct *task,
  32. void __user *from);
  33. extern unsigned long copy_ckvsx_from_user(struct task_struct *task,
  34. void __user *from);
  35. #endif
  36. #ifdef CONFIG_PPC64
  37. extern int handle_rt_signal64(struct ksignal *ksig, sigset_t *set,
  38. struct task_struct *tsk);
  39. #else /* CONFIG_PPC64 */
  40. extern long sys_rt_sigreturn(void);
  41. extern long sys_sigreturn(void);
  42. static inline int handle_rt_signal64(struct ksignal *ksig, sigset_t *set,
  43. struct task_struct *tsk)
  44. {
  45. return -EFAULT;
  46. }
  47. #endif /* !defined(CONFIG_PPC64) */
  48. #endif /* _POWERPC_ARCH_SIGNAL_H */