Benjamin Herrenschmidt | 22e38f2 | 2007-06-04 15:15:49 +1000 | [diff] [blame] | 1 | /* |
| 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 | |
Christoph Hellwig | db277e9 | 2007-06-04 15:15:51 +1000 | [diff] [blame] | 13 | #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) |
| 14 | |
Al Viro | 2e07400 | 2008-08-18 00:12:41 -0400 | [diff] [blame] | 15 | extern void do_signal(struct pt_regs *regs, unsigned long thread_info_flags); |
| 16 | |
Benjamin Herrenschmidt | a3f61dc | 2007-06-04 17:22:48 +1000 | [diff] [blame] | 17 | extern void __user * get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, |
Josh Boyer | efbda86 | 2009-03-25 06:23:59 +0000 | [diff] [blame] | 18 | size_t frame_size, int is_32); |
Christoph Hellwig | db277e9 | 2007-06-04 15:15:51 +1000 | [diff] [blame] | 19 | extern void restore_sigmask(sigset_t *set); |
Christoph Hellwig | f478f54 | 2007-06-04 15:15:52 +1000 | [diff] [blame] | 20 | |
| 21 | extern int handle_signal32(unsigned long sig, struct k_sigaction *ka, |
| 22 | siginfo_t *info, sigset_t *oldset, |
Benjamin Herrenschmidt | a3f61dc | 2007-06-04 17:22:48 +1000 | [diff] [blame] | 23 | struct pt_regs *regs); |
Christoph Hellwig | f478f54 | 2007-06-04 15:15:52 +1000 | [diff] [blame] | 24 | |
| 25 | extern int handle_rt_signal32(unsigned long sig, struct k_sigaction *ka, |
| 26 | siginfo_t *info, sigset_t *oldset, |
Benjamin Herrenschmidt | a3f61dc | 2007-06-04 17:22:48 +1000 | [diff] [blame] | 27 | struct pt_regs *regs); |
Christoph Hellwig | f478f54 | 2007-06-04 15:15:52 +1000 | [diff] [blame] | 28 | |
Michael Neuling | 6a274c0 | 2008-07-02 14:06:37 +1000 | [diff] [blame] | 29 | extern unsigned long copy_fpr_to_user(void __user *to, |
| 30 | struct task_struct *task); |
| 31 | extern unsigned long copy_fpr_from_user(struct task_struct *task, |
| 32 | void __user *from); |
| 33 | #ifdef CONFIG_VSX |
| 34 | extern unsigned long copy_vsx_to_user(void __user *to, |
| 35 | struct task_struct *task); |
| 36 | extern unsigned long copy_vsx_from_user(struct task_struct *task, |
| 37 | void __user *from); |
| 38 | #endif |
Benjamin Herrenschmidt | 2f97cd3 | 2007-06-04 15:15:56 +1000 | [diff] [blame] | 39 | |
| 40 | #ifdef CONFIG_PPC64 |
| 41 | |
Christoph Hellwig | f478f54 | 2007-06-04 15:15:52 +1000 | [diff] [blame] | 42 | extern int handle_rt_signal64(int signr, struct k_sigaction *ka, |
| 43 | siginfo_t *info, sigset_t *set, |
| 44 | struct pt_regs *regs); |
Benjamin Herrenschmidt | 22e38f2 | 2007-06-04 15:15:49 +1000 | [diff] [blame] | 45 | |
Benjamin Herrenschmidt | 2f97cd3 | 2007-06-04 15:15:56 +1000 | [diff] [blame] | 46 | #else /* CONFIG_PPC64 */ |
| 47 | |
Benjamin Herrenschmidt | 2f97cd3 | 2007-06-04 15:15:56 +1000 | [diff] [blame] | 48 | static inline int handle_rt_signal64(int signr, struct k_sigaction *ka, |
| 49 | siginfo_t *info, sigset_t *set, |
| 50 | struct pt_regs *regs) |
| 51 | { |
| 52 | return -EFAULT; |
| 53 | } |
| 54 | |
| 55 | #endif /* !defined(CONFIG_PPC64) */ |
| 56 | |
Benjamin Herrenschmidt | 22e38f2 | 2007-06-04 15:15:49 +1000 | [diff] [blame] | 57 | #endif /* _POWERPC_ARCH_SIGNAL_H */ |