1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
3 * include/asm-xtensa/signal.h
7 * This file is subject to the terms and conditions of the GNU General Public
8 * License. See the file "COPYING" in the main directory of this archive
11 * Copyright (C) 2001 - 2005 Tensilica Inc.
14 #ifndef _UAPI_XTENSA_SIGNAL_H
15 #define _UAPI_XTENSA_SIGNAL_H
20 #define _NSIG_WORDS (_NSIG / _NSIG_BPW)
24 #include <linux/types.h>
26 /* Avoid too many header ordering problems. */
28 typedef unsigned long old_sigset_t; /* at least 32 bits */
30 unsigned long sig[_NSIG_WORDS];
66 /* #define SIGLOST 29 */
71 /* These should not be considered constants from userland. */
73 #define SIGRTMAX (_NSIG-1)
75 #define SA_RESTORER 0x04000000
77 #define MINSIGSTKSZ 2048
82 #include <asm-generic/signal-defs.h>
86 /* Here we must cater to libcs that poke about in kernel headers. */
90 __sighandler_t _sa_handler;
91 void (*_sa_sigaction)(int, struct siginfo *, void *);
94 unsigned long sa_flags;
95 void (*sa_restorer)(void);
98 #define sa_handler _u._sa_handler
99 #define sa_sigaction _u._sa_sigaction
101 #endif /* __KERNEL__ */
103 typedef struct sigaltstack {
106 __kernel_size_t ss_size;
109 #endif /* __ASSEMBLY__ */
110 #endif /* _UAPI_XTENSA_SIGNAL_H */