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1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Modified 1998-2001, 2003
4 * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
5 *
6 * Unfortunately, this file is being included by bits/signal.h in
7 * glibc-2.x. Hence the #ifdef __KERNEL__ ugliness.
8 */
9#ifndef _ASM_IA64_SIGNAL_H
10#define _ASM_IA64_SIGNAL_H
11
12#include <uapi/asm/signal.h>
13
14
15#define _NSIG 64
16#define _NSIG_BPW 64
17#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
18
19# ifndef __ASSEMBLY__
20
21/* Most things should be clean enough to redefine this at will, if care
22 is taken to make libc match. */
23
24typedef unsigned long old_sigset_t;
25
26typedef struct {
27 unsigned long sig[_NSIG_WORDS];
28} sigset_t;
29
30# include <asm/sigcontext.h>
31
32# endif /* !__ASSEMBLY__ */
33#endif /* _ASM_IA64_SIGNAL_H */
1#ifndef _ASM_IA64_SIGNAL_H
2#define _ASM_IA64_SIGNAL_H
3
4/*
5 * Modified 1998-2001, 2003
6 * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
7 *
8 * Unfortunately, this file is being included by bits/signal.h in
9 * glibc-2.x. Hence the #ifdef __KERNEL__ ugliness.
10 */
11
12#define SIGHUP 1
13#define SIGINT 2
14#define SIGQUIT 3
15#define SIGILL 4
16#define SIGTRAP 5
17#define SIGABRT 6
18#define SIGIOT 6
19#define SIGBUS 7
20#define SIGFPE 8
21#define SIGKILL 9
22#define SIGUSR1 10
23#define SIGSEGV 11
24#define SIGUSR2 12
25#define SIGPIPE 13
26#define SIGALRM 14
27#define SIGTERM 15
28#define SIGSTKFLT 16
29#define SIGCHLD 17
30#define SIGCONT 18
31#define SIGSTOP 19
32#define SIGTSTP 20
33#define SIGTTIN 21
34#define SIGTTOU 22
35#define SIGURG 23
36#define SIGXCPU 24
37#define SIGXFSZ 25
38#define SIGVTALRM 26
39#define SIGPROF 27
40#define SIGWINCH 28
41#define SIGIO 29
42#define SIGPOLL SIGIO
43/*
44#define SIGLOST 29
45*/
46#define SIGPWR 30
47#define SIGSYS 31
48/* signal 31 is no longer "unused", but the SIGUNUSED macro remains for backwards compatibility */
49#define SIGUNUSED 31
50
51/* These should not be considered constants from userland. */
52#define SIGRTMIN 32
53#define SIGRTMAX _NSIG
54
55/*
56 * SA_FLAGS values:
57 *
58 * SA_ONSTACK indicates that a registered stack_t will be used.
59 * SA_RESTART flag to get restarting signals (which were the default long ago)
60 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
61 * SA_RESETHAND clears the handler when the signal is delivered.
62 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
63 * SA_NODEFER prevents the current signal from being masked in the handler.
64 *
65 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
66 * Unix names RESETHAND and NODEFER respectively.
67 */
68#define SA_NOCLDSTOP 0x00000001
69#define SA_NOCLDWAIT 0x00000002
70#define SA_SIGINFO 0x00000004
71#define SA_ONSTACK 0x08000000
72#define SA_RESTART 0x10000000
73#define SA_NODEFER 0x40000000
74#define SA_RESETHAND 0x80000000
75
76#define SA_NOMASK SA_NODEFER
77#define SA_ONESHOT SA_RESETHAND
78
79#define SA_RESTORER 0x04000000
80
81/*
82 * sigaltstack controls
83 */
84#define SS_ONSTACK 1
85#define SS_DISABLE 2
86
87/*
88 * The minimum stack size needs to be fairly large because we want to
89 * be sure that an app compiled for today's CPUs will continue to run
90 * on all future CPU models. The CPU model matters because the signal
91 * frame needs to have space for the complete machine state, including
92 * all physical stacked registers. The number of physical stacked
93 * registers is CPU model dependent, but given that the width of
94 * ar.rsc.loadrs is 14 bits, we can assume that they'll never take up
95 * more than 16KB of space.
96 */
97#if 1
98 /*
99 * This is a stupid typo: the value was _meant_ to be 131072 (0x20000), but I typed it
100 * in wrong. ;-( To preserve backwards compatibility, we leave the kernel at the
101 * incorrect value and fix libc only.
102 */
103# define MINSIGSTKSZ 131027 /* min. stack size for sigaltstack() */
104#else
105# define MINSIGSTKSZ 131072 /* min. stack size for sigaltstack() */
106#endif
107#define SIGSTKSZ 262144 /* default stack size for sigaltstack() */
108
109#ifdef __KERNEL__
110
111#define _NSIG 64
112#define _NSIG_BPW 64
113#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
114
115#endif /* __KERNEL__ */
116
117#include <asm-generic/signal-defs.h>
118
119# ifndef __ASSEMBLY__
120
121# include <linux/types.h>
122
123/* Avoid too many header ordering problems. */
124struct siginfo;
125
126typedef struct sigaltstack {
127 void __user *ss_sp;
128 int ss_flags;
129 size_t ss_size;
130} stack_t;
131
132#ifdef __KERNEL__
133
134/* Most things should be clean enough to redefine this at will, if care
135 is taken to make libc match. */
136
137typedef unsigned long old_sigset_t;
138
139typedef struct {
140 unsigned long sig[_NSIG_WORDS];
141} sigset_t;
142
143struct sigaction {
144 __sighandler_t sa_handler;
145 unsigned long sa_flags;
146 sigset_t sa_mask; /* mask last for extensibility */
147};
148
149struct k_sigaction {
150 struct sigaction sa;
151};
152
153# include <asm/sigcontext.h>
154
155#define ptrace_signal_deliver(regs, cookie) do { } while (0)
156
157#endif /* __KERNEL__ */
158
159# endif /* !__ASSEMBLY__ */
160#endif /* _ASM_IA64_SIGNAL_H */