| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 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 | |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 13 | extern void __user *get_sigframe(struct ksignal *ksig, unsigned long sp, |
| 14 | size_t frame_size, int is_32); |
| 15 | |
| 16 | extern int handle_signal32(struct ksignal *ksig, sigset_t *oldset, |
| 17 | struct task_struct *tsk); |
| 18 | |
| 19 | extern int handle_rt_signal32(struct ksignal *ksig, sigset_t *oldset, |
| 20 | struct task_struct *tsk); |
| 21 | |
| 22 | extern unsigned long copy_fpr_to_user(void __user *to, |
| 23 | struct task_struct *task); |
| 24 | extern unsigned long copy_ckfpr_to_user(void __user *to, |
| 25 | struct task_struct *task); |
| 26 | extern unsigned long copy_fpr_from_user(struct task_struct *task, |
| 27 | void __user *from); |
| 28 | extern unsigned long copy_ckfpr_from_user(struct task_struct *task, |
| 29 | void __user *from); |
| 30 | extern unsigned long get_tm_stackpointer(struct task_struct *tsk); |
| 31 | |
| 32 | #ifdef CONFIG_VSX |
| 33 | extern unsigned long copy_vsx_to_user(void __user *to, |
| 34 | struct task_struct *task); |
| 35 | extern unsigned long copy_ckvsx_to_user(void __user *to, |
| 36 | struct task_struct *task); |
| 37 | extern unsigned long copy_vsx_from_user(struct task_struct *task, |
| 38 | void __user *from); |
| 39 | extern unsigned long copy_ckvsx_from_user(struct task_struct *task, |
| 40 | void __user *from); |
| 41 | #endif |
| 42 | |
| 43 | #ifdef CONFIG_PPC64 |
| 44 | |
| 45 | extern int handle_rt_signal64(struct ksignal *ksig, sigset_t *set, |
| 46 | struct task_struct *tsk); |
| 47 | |
| 48 | #else /* CONFIG_PPC64 */ |
| 49 | |
| 50 | extern long sys_rt_sigreturn(void); |
| 51 | extern long sys_sigreturn(void); |
| 52 | |
| 53 | static inline int handle_rt_signal64(struct ksignal *ksig, sigset_t *set, |
| 54 | struct task_struct *tsk) |
| 55 | { |
| 56 | return -EFAULT; |
| 57 | } |
| 58 | |
| 59 | #endif /* !defined(CONFIG_PPC64) */ |
| 60 | |
| 61 | #endif /* _POWERPC_ARCH_SIGNAL_H */ |