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Benjamin Herrenschmidt22e38f22007-06-04 15:15:49 +10001/*
2 * Copyright (c) 2007 Benjamin Herrenschmidt, IBM Coproration
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
10#ifndef _POWERPC_ARCH_SIGNAL_H
11#define _POWERPC_ARCH_SIGNAL_H
12
Benjamin Herrenschmidt18b246f2012-02-22 16:48:32 +110013extern void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags);
Al Viro2e074002008-08-18 00:12:41 -040014
Michael Neuling2b3f8e82013-05-26 18:09:41 +000015extern void __user * get_sigframe(struct k_sigaction *ka, unsigned long sp,
Josh Boyerefbda862009-03-25 06:23:59 +000016 size_t frame_size, int is_32);
Christoph Hellwigf478f542007-06-04 15:15:52 +100017
18extern int handle_signal32(unsigned long sig, struct k_sigaction *ka,
19 siginfo_t *info, sigset_t *oldset,
Benjamin Herrenschmidta3f61dc2007-06-04 17:22:48 +100020 struct pt_regs *regs);
Christoph Hellwigf478f542007-06-04 15:15:52 +100021
22extern int handle_rt_signal32(unsigned long sig, struct k_sigaction *ka,
23 siginfo_t *info, sigset_t *oldset,
Benjamin Herrenschmidta3f61dc2007-06-04 17:22:48 +100024 struct pt_regs *regs);
Christoph Hellwigf478f542007-06-04 15:15:52 +100025
Michael Neuling6a274c02008-07-02 14:06:37 +100026extern unsigned long copy_fpr_to_user(void __user *to,
27 struct task_struct *task);
Michael Neuling2b0a5762013-02-13 16:21:41 +000028extern unsigned long copy_transact_fpr_to_user(void __user *to,
29 struct task_struct *task);
Michael Neuling6a274c02008-07-02 14:06:37 +100030extern unsigned long copy_fpr_from_user(struct task_struct *task,
31 void __user *from);
Michael Neuling2b0a5762013-02-13 16:21:41 +000032extern unsigned long copy_transact_fpr_from_user(struct task_struct *task,
33 void __user *from);
Michael Neuling6a274c02008-07-02 14:06:37 +100034#ifdef CONFIG_VSX
35extern unsigned long copy_vsx_to_user(void __user *to,
36 struct task_struct *task);
Michael Neuling2b0a5762013-02-13 16:21:41 +000037extern unsigned long copy_transact_vsx_to_user(void __user *to,
38 struct task_struct *task);
Michael Neuling6a274c02008-07-02 14:06:37 +100039extern unsigned long copy_vsx_from_user(struct task_struct *task,
40 void __user *from);
Michael Neuling2b0a5762013-02-13 16:21:41 +000041extern unsigned long copy_transact_vsx_from_user(struct task_struct *task,
42 void __user *from);
Michael Neuling6a274c02008-07-02 14:06:37 +100043#endif
Benjamin Herrenschmidt2f97cd32007-06-04 15:15:56 +100044
45#ifdef CONFIG_PPC64
46
Christoph Hellwigf478f542007-06-04 15:15:52 +100047extern int handle_rt_signal64(int signr, struct k_sigaction *ka,
48 siginfo_t *info, sigset_t *set,
49 struct pt_regs *regs);
Benjamin Herrenschmidt22e38f22007-06-04 15:15:49 +100050
Benjamin Herrenschmidt2f97cd32007-06-04 15:15:56 +100051#else /* CONFIG_PPC64 */
52
Benjamin Herrenschmidt2f97cd32007-06-04 15:15:56 +100053static inline int handle_rt_signal64(int signr, struct k_sigaction *ka,
54 siginfo_t *info, sigset_t *set,
55 struct pt_regs *regs)
56{
57 return -EFAULT;
58}
59
60#endif /* !defined(CONFIG_PPC64) */
61
Benjamin Herrenschmidt22e38f22007-06-04 15:15:49 +100062#endif /* _POWERPC_ARCH_SIGNAL_H */