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 13 extern void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags); 14 15 extern void __user * get_sigframe(struct k_sigaction *ka, unsigned long sp, 16 size_t frame_size, int is_32); 17 18 extern int handle_signal32(unsigned long sig, struct k_sigaction *ka, 19 siginfo_t *info, sigset_t *oldset, 20 struct pt_regs *regs); 21 22 extern int handle_rt_signal32(unsigned long sig, struct k_sigaction *ka, 23 siginfo_t *info, sigset_t *oldset, 24 struct pt_regs *regs); 25 26 extern unsigned long copy_fpr_to_user(void __user *to, 27 struct task_struct *task); 28 extern unsigned long copy_transact_fpr_to_user(void __user *to, 29 struct task_struct *task); 30 extern unsigned long copy_fpr_from_user(struct task_struct *task, 31 void __user *from); 32 extern unsigned long copy_transact_fpr_from_user(struct task_struct *task, 33 void __user *from); 34 #ifdef CONFIG_VSX 35 extern unsigned long copy_vsx_to_user(void __user *to, 36 struct task_struct *task); 37 extern unsigned long copy_transact_vsx_to_user(void __user *to, 38 struct task_struct *task); 39 extern unsigned long copy_vsx_from_user(struct task_struct *task, 40 void __user *from); 41 extern unsigned long copy_transact_vsx_from_user(struct task_struct *task, 42 void __user *from); 43 #endif 44 45 #ifdef CONFIG_PPC64 46 47 extern int handle_rt_signal64(int signr, struct k_sigaction *ka, 48 siginfo_t *info, sigset_t *set, 49 struct pt_regs *regs); 50 51 #else /* CONFIG_PPC64 */ 52 53 static 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 62 #endif /* _POWERPC_ARCH_SIGNAL_H */ 63