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
10#ifndef _POWERPC_ARCH_SIGNAL_H
11#define _POWERPC_ARCH_SIGNAL_H
12
13extern void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags);
14
15extern void __user *get_sigframe(struct ksignal *ksig, unsigned long sp,
16				  size_t frame_size, int is_32);
17
18extern int handle_signal32(struct ksignal *ksig, sigset_t *oldset,
19			   struct task_struct *tsk);
20
21extern int handle_rt_signal32(struct ksignal *ksig, sigset_t *oldset,
22			      struct task_struct *tsk);
23
24extern unsigned long copy_fpr_to_user(void __user *to,
25				      struct task_struct *task);
26extern unsigned long copy_ckfpr_to_user(void __user *to,
27					       struct task_struct *task);
28extern unsigned long copy_fpr_from_user(struct task_struct *task,
29					void __user *from);
30extern unsigned long copy_ckfpr_from_user(struct task_struct *task,
31						 void __user *from);
32extern unsigned long get_tm_stackpointer(struct task_struct *tsk);
33
34#ifdef CONFIG_VSX
35extern unsigned long copy_vsx_to_user(void __user *to,
36				      struct task_struct *task);
37extern unsigned long copy_ckvsx_to_user(void __user *to,
38					       struct task_struct *task);
39extern unsigned long copy_vsx_from_user(struct task_struct *task,
40					void __user *from);
41extern unsigned long copy_ckvsx_from_user(struct task_struct *task,
42						 void __user *from);
43#endif
44
45#ifdef CONFIG_PPC64
46
47extern int handle_rt_signal64(struct ksignal *ksig, sigset_t *set,
48			      struct task_struct *tsk);
49
50#else /* CONFIG_PPC64 */
51
52extern long sys_rt_sigreturn(int r3, int r4, int r5, int r6, int r7, int r8,
53		     struct pt_regs *regs);
54extern long sys_sigreturn(int r3, int r4, int r5, int r6, int r7, int r8,
55		       struct pt_regs *regs);
56
57static inline int handle_rt_signal64(struct ksignal *ksig, sigset_t *set,
58				     struct task_struct *tsk)
59{
60	return -EFAULT;
61}
62
63#endif /* !defined(CONFIG_PPC64) */
64
65#endif  /* _POWERPC_ARCH_SIGNAL_H */

 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
10#ifndef _POWERPC_ARCH_SIGNAL_H
11#define _POWERPC_ARCH_SIGNAL_H
12
13extern void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags);
14
15extern void __user *get_sigframe(struct ksignal *ksig, unsigned long sp,
16				  size_t frame_size, int is_32);
17
18extern int handle_signal32(struct ksignal *ksig, sigset_t *oldset,
19			   struct task_struct *tsk);
20
21extern int handle_rt_signal32(struct ksignal *ksig, sigset_t *oldset,
22			      struct task_struct *tsk);
23
24extern unsigned long copy_fpr_to_user(void __user *to,
25				      struct task_struct *task);
26extern unsigned long copy_ckfpr_to_user(void __user *to,
27					       struct task_struct *task);
28extern unsigned long copy_fpr_from_user(struct task_struct *task,
29					void __user *from);
30extern unsigned long copy_ckfpr_from_user(struct task_struct *task,
31						 void __user *from);
32extern unsigned long get_tm_stackpointer(struct task_struct *tsk);
33
34#ifdef CONFIG_VSX
35extern unsigned long copy_vsx_to_user(void __user *to,
36				      struct task_struct *task);
37extern unsigned long copy_ckvsx_to_user(void __user *to,
38					       struct task_struct *task);
39extern unsigned long copy_vsx_from_user(struct task_struct *task,
40					void __user *from);
41extern unsigned long copy_ckvsx_from_user(struct task_struct *task,
42						 void __user *from);
43#endif
44
45#ifdef CONFIG_PPC64
46
47extern int handle_rt_signal64(struct ksignal *ksig, sigset_t *set,
48			      struct task_struct *tsk);
49
50#else /* CONFIG_PPC64 */
51
 
 
 
 
 
52static inline int handle_rt_signal64(struct ksignal *ksig, sigset_t *set,
53				     struct task_struct *tsk)
54{
55	return -EFAULT;
56}
57
58#endif /* !defined(CONFIG_PPC64) */
59
60#endif  /* _POWERPC_ARCH_SIGNAL_H */