Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

/*
 *    Copyright (c) 2007 Benjamin Herrenschmidt, IBM Coproration
 *    Extracted from signal_32.c and signal_64.c
 *
 * This file is subject to the terms and conditions of the GNU General
 * Public License.  See the file README.legal in the main directory of
 * this archive for more details.
 */
 
#ifndef _POWERPC_ARCH_SIGNAL_H
#define _POWERPC_ARCH_SIGNAL_H
 
#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
 
extern void __user * get_sigframe(struct k_sigaction *ka, struct pt_regs *regs,
				  size_t frame_size);
extern void restore_sigmask(sigset_t *set);
 
extern int handle_signal32(unsigned long sig, struct k_sigaction *ka,
			   siginfo_t *info, sigset_t *oldset,
			   struct pt_regs *regs);
 
extern int handle_rt_signal32(unsigned long sig, struct k_sigaction *ka,
			      siginfo_t *info, sigset_t *oldset,
			      struct pt_regs *regs);
 
 
#ifdef CONFIG_PPC64
 
static inline int is_32bit_task(void)
{
	return test_thread_flag(TIF_32BIT);
}
 
extern int handle_rt_signal64(int signr, struct k_sigaction *ka,
			      siginfo_t *info, sigset_t *set,
			      struct pt_regs *regs);
 
#else /* CONFIG_PPC64 */
 
static inline int is_32bit_task(void)
{
	return 1;
}
 
static inline int handle_rt_signal64(int signr, struct k_sigaction *ka,
				     siginfo_t *info, sigset_t *set,
				     struct pt_regs *regs)
{
	return -EFAULT;
}
 
#endif /* !defined(CONFIG_PPC64) */
 
#endif  /* _POWERPC_ARCH_SIGNAL_H */